JP2807006B2 - Wire cutting / connection equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

(Industrial application field) The present invention relates to an electric wire cutting / connecting device that can systematically perform a series of operations from cutting to connection of an overhead electric wire. (Prior Art) When any trouble occurs in an overhead hot-line system, an appropriate bypass line is attached to the hot-line, and an appropriate bypassed portion (for example, a branch line) is cut to separate the cut portion. After holding, repairing the troubled part, and then stripping the cut wire, covering the sleeve, and crimping the sleeve, the crimped part is covered with the sleeve cover, fixed by taping, and reconnected. Conventionally, an operator in a bucket of an aerial work vehicle sequentially transfers single-function tools (dedicated tools for cutting, stripping, sleeve covering, crimping, taping, and the like) for each work process to a work point and sequentially transfers these tools to the work points. A series of hot-line operations, such as positioning the tool, operating these tools, and changing the tools, have been performed. (Problems to be Solved by the Invention) However, the above-mentioned hot wire work requires skill and time, and furthermore, it is necessary to attach several types of support stoppers for separating the wires from each other for safety at a cut portion. The establishment of the rational construction method was strongly desired. The present invention has been made in view of the above, and has a manipulator which holds a cut electric wire in a separated state at a predetermined position by a separation unit, and mounts each tool unit related to the separation unit on an aerial work vehicle or the like. It is an object of the present invention to provide a new electric wire cutting / connecting device capable of performing the above-described series of live-line operations rationally and systemmatically by transferring the electric wires by a device and remotely operating them. (Means for Solving the Problems) An electric wire cutting / connecting device of the present invention for achieving the above object will be described with reference to the accompanying drawings. FIG. 1 is a view showing a procedure of a live wire operation by the apparatus of the present invention, FIG. 2 is a schematic process diagram of an electric wire cutting / connection procedure using the apparatus of the present invention, and FIG. 3 is a wire gripping adopted in the present invention. 4 is a plan view of the separation unit, FIG. 4 is a front view thereof, FIG. 5 is a side view thereof, FIG. 6 is a sectional view taken along line AA of FIG. 3, FIG. 7 is a sectional view taken along line BB of FIG. FIG. 8 shows C in FIG.
9 is a sectional view taken along the line DD in FIG. 3, FIG.
9 is a sectional view taken along line EE of FIG. 9, FIG. 11 is a plan view of a power unit employed in the present invention, FIG. 12 is a front view thereof, FIG. 13 is a side view thereof, and FIG. Partially cutaway front view showing the combined state of the holding / separating unit, power unit and cutting unit,
15 is an enlarged sectional view taken along the line F in FIG. 14, FIG. 16 and FIG. 17 are longitudinal sectional views of a power unit mounted on the power unit, FIG.
FIG. 19 is a partially longitudinal front view of the cutting unit, FIG. 19 is a side view of the same, FIG. 20 is a sectional view taken along the line GG of FIG. 18, and FIG. FIG. 22 is a front view of the unit, FIG. 22 is a side view thereof, FIG.
FIG. 24 is a side view showing the same operating state, FIG. 25 is a longitudinal sectional view of the peeling / polishing device, FIG. 26 is a longitudinal sectional view of the power unit,
FIG. 27 is a mechanism diagram of the displacing means, FIG. 28 is a front view showing a state where the unit is mounted on a gripping / separating unit, FIG. 29 is a diagram showing a relationship between a sleeve and a sleeve cover, and FIG. FIG. 31 is a front view of the compression unit adopted in the invention, FIG. 31 is a side view of the same, FIG. 32 is a front view of the same vertical section, FIG. 33 is a side view of the same vertical section, and FIG. Front view showing the mounted state, FIG. 35 is a partial vertical sectional front view of the taping unit adopted in the present invention, FIG. 36 is the same side view,
FIG. 37 is a side view showing a rotary drive mechanism of the unit, and FIG.
Fig. 37 is a sectional view taken along the line H-H in Fig. 37, Fig. 39 is a side view of the tape winding mechanism of the unit, Fig. 40 is an explanatory view showing the tape winding procedure by the mechanism, and Fig. 41 is the unit. Explanatory drawing of the tape cutting mechanism in FIG. 42, FIG. 42 is a side view of the gripping mechanism in the unit, FIG. 43 is a side view of the gripping unit employed in the apparatus of the present invention, and FIG. It is. That is, the electric wire cutting / connecting device of the present invention is provided with three clamps 11, 12, and 13 for grasping an overhead electric wire on the base 10 along the longitudinal direction, and the central clamp 12 is provided in the longitudinal direction. On the base 10, screw driving means 14, 15, 16, 17 and a connecting pin 18 for mounting a tool unit are formed on the base 10 so as to be slidable along the direction. The electric wire gripping / separating unit 1, a hydraulic power unit 21, and a connecting shaft 22 for transmitting power from the unit 21 to the screw driving means 14, 15, 16, 17. It can be detachably attached to the back of the gripping / isolating unit 1, and when attached, the power unit 21 ...
Of the screw driving means 14, via the connecting shaft 22 ...
The power unit 2 has a pair of cutting blades 31, 31 which are opened and closed by hydraulic power, and which are detachably mounted on the power unit 2 and which have the clamps 12, 13 mounted thereon. A cutting unit 3 for cutting the electric wire gripped by the arm; a pair of left and right peeling / polishing devices 41, 41 rotating and moving to the left and right by hydraulic power; It has a cover clamp device 42 and these displacing means 43, is detachably attached to the electric wire gripping / separating unit 1 via the connecting pins 18, and peels off the end covering of the cut electric wire to expose the core wire. And a sleeve including a movable compression die 51 and a stationary compression die 52 driven by hydraulic power. The main body 50 is provided so that it can be shifted left and right,
Compression which is detachably mounted on the electric wire gripping / separating unit 1 via the coupling pins 18 and compresses the fitted sleeve in the centripetal direction by the compression dies 51 and 52 to connect the exposed core wires by crimping. A taping unit 6 having a unit 5 and a tape wrapping device 61 which is rotated by hydraulic power, and wrapping a tape around both ends of a sleeve cover provided on the crimp connection portion and fixing the tape to a wire covering; A gripping unit 7 having a pair of sandwiching pieces 71, 71 which are opened and closed by hydraulic power, for gripping the power unit 2 and the like and transferring and holding them at a predetermined position; , 7 to a working position, and a manipulator device 8 including a power arm 81, and a control box 9 for centrally controlling all the above operations. (Operation) The procedure for cutting and connecting the overhead hot wire using the electric wire cutting and connecting device having the above configuration will be described. The device of the present invention, for example,
As shown in FIG. 1, a telescopic and tiltable boom II mounted on an aerial work vehicle I is equipped with a working cabin III at the tip thereof. The cabin III is provided with a connection box IV such as the control box 9, the hydraulic hoses 91, and the optical fiber cables 92, and a work space for an operator and a storage space for each tool unit are provided inside the cabin III. Secured. The hydraulic power source (not shown) is installed in the work unit I. Hereinafter, each work process will be described with reference to FIG. 1 and FIG.

【preparation work】

As shown in FIG. 1, a winch V is provided at the end of the boom II, a winch rope Va of the winch V is dropped on the ground, and the winch rope Va is mounted on the power unit 2 on which the cutting unit 3 is mounted in advance on the ground. Is locked. The power unit 2 is wound up by the winch rope Va in a state where the electric wire gripping / separating unit 1 is united, and
It is arranged near the connection wire VI. The electric wire gripping / separating unit 1 and the power unit 2 are united by a connecting pin 19 and a lock unit 23, which will be described later. In this united state, the connecting shafts 22 and the respective screw driving units 14, 15, 16 are combined. , 17 are aligned with each other, and the power from the hydraulic power units 21 can be transmitted to the screw driving means 14, 15, 16, 17 via the connecting shafts 22. A hydraulic hose 91 and an optical fiber cable 92 are provided for the driving force devices 21.
... are connected in advance. One end of the power unit 2 arranged near the electric wire VI is gripped by the grip unit 7 attached to the tip of the power arm 81, and the clamp 11 of the electric wire gripping / separating unit 1,
12 and 13 are guided along the electric wire VI. Then, the electric wire gripping / separating unit 1 is fixed at a predetermined position by a support jig VIII previously mounted on the electric pole VII. The grip operation of the grip unit 7 and the guidance operation by the power arm 81 are remotely controlled by the control box 9 in the cabin III.

[Gripping of electric wire]

After arranging the wire gripping / separating unit 1 along the cut / connection wire VI as described above, the control box 9
The clamps 12 and 13 are operated by the switch operation in the above to grip the electric wire VI while being stretched. The gripping of the electric wire VI here
The power (rotational power) of the power units 21 driven by hydraulic pressure is transmitted from the connecting shaft 22 to the screw driving means 14 and is performed by closing the clamps 12 and 13 accompanying the operation of the screw driving means 14. . The optical fiber cables 92 detect the rotation angle (the number of rotations) of the power units 21 and feed back the detected rotation angle to the control box 9, and compare the input angle with the pre-programmed input information to determine the proper gripping position of the clamp 12. And an appropriate gripping force is set.

[Cut of electric wire]

In the state gripped as described above, the electric wire VI is a pair of cutting blades of the cutting unit 3 mounted on the power unit 2 in front of the vehicle.
It is located between 31 and 31 (always open). The hydraulic hose 91 is connected to the cutting unit 3. When a predetermined switch is operated on the control box 9, the cutting blade 3 is actuated by the action of the hydraulic pressure supplied through the hydraulic box 91.
1, 31 are closed, and the electric wire VI is cut.

[Separation of electric wires]

As soon as wire VI is cut as described above, clamp 12
Slides toward the clamp 11, and the cut ends of the electric wires VI are separated from each other. Such a separating operation is performed with a small interval after the disconnection, and these sequences are programmed in advance in a control circuit in the control box 9, and the disconnection / isolation is automatically performed by operating the switch. Thereafter, the coupling by the coupling pin 19 and the lock means 23 is released, and the gripping of the power unit 2 by the grip unit 7 is released. Then, the winch V is operated to lower the power unit 2 together with the cutting unit 3 to the ground. Thus, FIG. 1 (b)
As shown in (1), the electric wire gripping / separating unit 1 is held while being mounted on the cut electric wire VI. When it is necessary to cut the adjacent electric wires, a plurality of electric wire gripping / separating units 1 are prepared, and the same operation as described above is performed to hold each of them in a separated state. In this holding state, the hydraulic hose 91, the optical fiber cable 92, and the like are separated, and the work vehicle I moves to be used for the original work such as repairing a trouble. During this time, the cutting unit 3 can be released from the power unit 2.

[Preparation work for wire connection]

When the above repairs and other operations are completed, the working vehicle I
Returning to the separation work position, the hydraulic hoses 91 and optical fiber cables are connected between the power unit 2 and the connection box IV.
Are connected, and the power unit 2 is pulled up by the winch rope Va as described above. The drive unit 2 is gripped by the grip unit 7 and the power arm 81 is operated to combine the power unit 2 with the lower surface of the electric wire gripping / separating unit 1. As described above, the power unit 2 and the electric wire gripping / separating unit 1 are integrally connected by the connecting pin 19 and the locking means 23, and the connecting shafts 22 are connected to the respective screw driving means 14, 15,.
Align with 16 and 17.

[Preparation of peeling / polishing / sleeve fitting unit]

After the sleeve b is inserted and assembled into the sleeve cover a in the cabin III, the sleeve cover a of the peeling / polishing / sleeve covering unit 4 stored in the cabin III is gripped by the sleeve cover clamp device. A hydraulic hose 91... And an optical fiber cable 92 are connected to the unit 4, and the unit 4 is attached to the tip of a power arm 81, and the power arm 81 is swiveled to grip the electric wire VI. The installation unit 4 is guided and transported to the separation unit 1 side. Then, the unit 4 is installed and fixed on the electric wire gripping / separating unit 1 by the connecting pin 18. In this state, the unit 4 is located between the opposed cut ends of the wire VI held apart (see FIG. 2 (e)).

[Stripping and polishing of wire coating]

The clamp 12 is slid to the clamp 13 side, and the cut end of the separated electric wire VI is peeled off, polished, and the sleeve sleeve unit 4 is removed.
A device for peeling and polishing the unit 4 while approaching one side of
When the devices 41, 41 are operated, the peeling / polishing devices 41, 41 rotate around the axis of the electric wire VI while moving left and right along the longitudinal direction of the electric wire VI according to a predetermined programming. The rotation and the right and left shift operations are performed by feedback control of hydraulic power from the connected hydraulic hoses 91 and detection information by the optical fiber cables 92.
A predetermined length of the coating is peeled off from both cut ends of the VI, and at the same time, the surfaces of the exposed core wires VIa and VIb are polished.
The coating peeling and polishing are performed on each side as shown in FIGS.

[Sleeve sleeve work]

After the wire coating is peeled off and polished as described above, the clamp 12 slides again to the clamp 11 side, and a space is provided between the cut wires VI where the sleeve cover clamp device 42 can be interposed. After that, the displacing means 43 is actuated to release
The polishing devices 41, 41 are retracted, and the sleeve cover clamping device 42 holding the sleeve cover a is disposed within the above-mentioned interval (see FIG. 2 (h)). In this state, the sleeve b incorporated in the sleeve cover a and the cut wire VI are in a centered state, and when the clamp 12 is slid to the clamp 13 side, the exposed core VI on the remote side is moved.
a is inserted into the sleeve b, and when this sliding shift operation is continued, the sleeve cover clamp device 42 cooperates and shifts to the clamp 13 side by the mechanism shown in the following embodiment, and the other exposed core VIb is The sleeve b is inserted into the exposed core wires VIa and VIb in a conjugate state (see FIG. 2 (i)). Thereafter, the power arm 81 is turned to remove the peeling / polishing / sleeve sleeve fitting unit 4 into the cabin III, the clamp 11 grips the electric wire VI, and the clamp 12 slightly grips the sleeve cover a to clamp the sleeve 11. Tentatively, and the sleeve b fitted is exposed to be ready for the next compression work (see FIG. 2 (nu) and (l)).

[Sleeve compression work]

The compression unit 5 stored in the cabin III is mounted on the tip of the power arm 81, and the compression unit 5 is further connected with a hydraulic hose 91 and an optical fiber cable 92. It is mounted on the holding / separating unit 1 via the connecting pin 18. In this state, the movable compression die 51 and the fixed compression die
Between the two exposed cores VIa and VIb, there is a sleeve b conjugately fitted to the exposed cores VIa and VIb. When a predetermined switch is operated by the control box 9, the movable compression die 51 operates in the direction perpendicular to the sleeve b, and the sleeve b is sandwiched between the fixed compression die 52 and deformed by the compression force. Then, the exposed core wires VIa and VIb inserted through the sleeve b are crimped integrally. The compression main body 50 can be shifted left and right by the feedback control of the hydraulic power and the detection information by the optical fiber cable 92 as described above, and the compression operation is repeated while moving the compression main body 50 at regular intervals, and the sleeve b
The above crimping integration is performed at a plurality of locations along the longitudinal direction [see FIG. 2 (e)]. After completion of the compression operation, the power arm 81 is pivoted to remove the compression unit 5 into the cabin III, the clamp 12 moves to the clamp 13 side, and the compressed sleeve b is covered with the sleeve cover a. See FIG. Then, the sleeve cover a is gripped by the clamp 12 and the clamp 1
The gripping of the electric wires VIa and VIb by 1, 13 is released.
The wire gripping / separating unit 1 is released from the support jig VIII, and the separating unit 1 and the power unit 2 are lowered to the ground by operating the winch V or the like.

[Taping work] The taping unit 6 housed in the cabin III is mounted on the tip of the power arm 81, and the hydraulic hoses 91 are connected to the taping unit 6 and the tape wrapping device 61 of the taping unit 6 is insulated and adhered. Attach tape c. Next, the power arm 81 is turned by the control box 9, and the taping unit 6 is arranged so that the tape winding device 61 surrounds the sleeve cover a mounted on the crimp connection portion of the electric wire VI. Thus, when a predetermined switch operation is performed on the control box 9, the tape winding device 61 rotates, and the insulating tape c is wound around both ends of the sleeve cover a and the covering surface of the electric wire VI. The cover a is water-tightly fixed and integrated with the covering surface of the electric wire VI. When this taping operation is completed, the power arm 81 is turned to store the taping unit 6 in the cabin III, and the hydraulic hoses 91 are removed to remove them from the cabin.
All the wires are cut and connected by storing them in III. (Embodiment) Next, a preferred embodiment of the present invention will be described for each structural unit and member.

[Electric wire gripping / separation unit]

3 to 10, the electric wire gripping / separating unit 1 basically includes a square plate-like power coupling base 10 made of an insulating material (a hard synthetic resin or the like), Power coupling base
10 separated on one side (surface) along its longitudinal direction
It comprises clamps 11, 12, 13 and screw driving means 14, 15, 16, 17 for opening / closing and sliding operations of the clamps 11, 12, 13. The power coupling base 10 between the second and third clamps 12, 13 has a tool through hole for inserting the cutting unit 3.
10a is opened, and two connecting pins 1 are provided on the upper surface of the connecting base 10 between the second and third clamps 12 and 13 near one side.
8, 18 are protruding. Further, a coupling pin 19 for projecting and integrating with the power unit 2 is protruded from a substantially central lower surface of the power coupling base 10. Each of the clamps 11, 12, and 13 includes a pair of clamp pieces 111, 111, 121, 121, 131, and 131, each of which is formed in the shape of a "<", and each of the pair of clamp pieces 111, 111, 121, and 12 is formed.
1, 131, 131 are screw shafts 14 in which a reverse screw is engraved at the center part on clamp housings 110, 120, 130 made of an insulating material formed on the power coupling base 10.
1, 151 and 161 are screwed in facing relation to each other. Therefore, when each of the screw shafts 141, 151, 161 is rotated, the pair of clamp pieces 111, 111, 121, 121, 131, 131 are mutually screwed and screwed so as to approach and separate from each other along the axial direction. A retreat is performed, whereby the electric wire is gripped and released. On the opposing surface of each of the clamp pieces 111, 121, 131, a large number of concave and convex strips 112, 122, 132,... The second clamp housing 120 is slidable (left and right) on the power coupling base 10 along its longitudinal direction. The screw driving means 14, 15, 16, 17 is provided with the screw shafts 141, 15,
1, 161 and a power transmitting means for rotating the same and a power transmitting means for sliding the second clamp 12 right and left. That is, the power coupling base 10 has four sockets 14a, 1a for receiving the connecting shafts 22 of the power unit 2 from its lower surface.
5a, 16a, 17a are installed and the sockets 14a, 15a, 16a, 1
The socket shafts 14b, 15b, 16b, and 17b are coaxially rotated with the connecting shafts 22 when the connecting shafts 22 are fitted to the connecting shafts 22a. And these socket shafts 14b, 15b, 16
b, 17b are elastically urged by springs 14c, 15c, 16c, 17c in order to reduce the impact when the connecting shafts 22 are connected, and the upper ends thereof allow vertical elastic swing due to the impact at the time of connection, and Bevel gears 14d, 15d, 16d, and 17d are coupled so as to rotate integrally with each other (specifically, a prismatic shaft is slidably fitted along its longitudinal direction). The screw driving means 14 according to the first clamp 11 is
As shown in the figure, the bevel gear 14d is mounted in the first clamp housing 110, meshes with a bevel gear 142 that is orthogonal to the bevel gear 14d, and the screw shaft 141 is fixedly integrated with the bevel gear 142. Therefore, the rotational power of the connecting shaft 22 is
The light is transmitted to the screw shaft 141 via the bevel gear 14d, the bevel gear 14d, and the bevel gear 142, whereby the clamp pieces 111, 111 approach and separate from each other. Screw driving means for gripping an electric wire according to the second clamp 12
15 and a screw driving means 17 for sliding left and right are formed over the clamp housings 110, 120, and 130. As shown in FIG. 6, the socket 15a is mounted on the third clamp housing 130, and a bevel gear 152 in an orthogonal relationship meshes with a socket shaft 15b, which is mounted on the socket 15a, and an upper bevel gear 15d. Bevel gear 152 has clamp housings 110 and 12
A spline shaft 153 horizontally rotatably mounted between the 0 and 130 is fixedly integrated. The spline shaft 153 has a ninth
As shown in FIG. 10 and FIG.
0, the bevel gears 154 which are rotatably mounted on the housing 120 are allowed to slide with each other and the spline shaft 1
It is fitted so as to rotate in cooperation with the shaft rotation of 53.
The bevel gear 154 meshes with the bevel gear 155 fixed to the base end of the screw shaft 151 in an orthogonal relationship. Therefore, the rotational power from the connecting shaft 22 is transmitted to the screw shaft 151 via the socket shaft 15b, the bevel gear 15d, the bevel gear 152, the spline shaft 153, the bevel gear 154, and the bevel gear 155, and the clamp pieces 121, 121・ Leaving is done. On the other hand, as shown in FIGS. 7 and 8, a socket 17a for sliding the clamp 12 right and left is installed in a first clamp housing 110, and an upper end of a socket shaft 17b mounted on the socket 17a. Bevel gear 17d
Is the bevel gear 1 that is mounted on the wall of the clamp housing 110.
It is meshed with 71 in an orthogonal relationship. The bevel gear 171 has a spur gear 1
The two clamp shafts 173, 174, which are parallel to the spline shaft 153 and have opposite threads, are provided between the clamp housings 110, 130. It passes through 120 and is rotatably suspended. Spur gears 175 and 176 of the same diameter meshing with the spur gear 172 are fixed to the screw shafts 173 and 174, and the rotational power of the connecting shaft 22 is transmitted by the socket shaft 17b, the bevel gear 17d, the bevel gear 171, and the spur gear 172. Then, the power is transmitted to the screw shafts 173 and 174 via the spur gears 175 and 176, whereby the screw shafts 173 and 174 rotate. Nuts 177, 178 are fixed to the threaded shafts 173, 174 at penetrating portions of the second clamp housing 120, and the respective screw shafts
173, 174 are screwed on nuts 177, 178. Therefore,
When the screw shafts 173, 174 rotate, the nuts 177, 178 advance and retreat relative to the screw shafts 173, 174 along the axial direction thereof,
As a result, the second clamp housing 120 slides on the power coupling base 10 right and left. The screw driving means 16 according to the third clamp 13 has a sixth
As shown in the figure, the bevel gear 16d is provided in the third clamp housing 130, meshes with a bevel gear 162 that is orthogonal to the bevel gear 16d, and the screw shaft 161 is fixedly integrated with the bevel gear 162. Therefore, the rotational power of the connecting shaft 22 is
The light is transmitted to the screw shaft 161 via the bevel gear 16b, the bevel gear 16d, and the bevel gear 162, whereby the clamp pieces 131, 131 approach and separate from each other. The screw shafts 141, 151, 161, 173, and 174 are trapezoidal screws. The mutual screwing resistance prevents the tightening force of the clamps 11, 12, and 13 from being increased and released, and the second clamp housing It is designed to prevent 120 inadvertent movements.

[Power unit]

11 to 17, the power unit 2 is made of an insulating plate material such as a hard synthetic resin, and in the illustrated example, a plurality of hook holes 24 for hooking the winch rope Va at both ends in the longitudinal direction. … Is drilled. Further, a lock means 23 for the coupling pin 19 is provided in a substantially central portion of the power unit 2. As shown in FIG. 15, the lock means 23 includes a pin hole 23a for receiving the connecting pin 19, and a hydraulic cylinder 23c having a lock pin 23b at the distal end of a telescopic rod. A circumferential groove 19a is formed in the connecting pin 19, and the hydraulic cylinder 2
When 3c is extended, the coupling pin 1 inserted into the pin hole 23a
The distal end of the lock pin 23b fits into the peripheral groove 19a of 9 and the locking action prevents the coupling pin 19 from coming off, so that the electric wire gripping / separating base 1 and the power unit 2 are connected and integrated. Reference numeral 23d denotes a connection portion of the hydraulic hose, and the cylinder 2 is driven by the hydraulic pressure supplied through the connection portion 23d.
The rod 3c expands and contracts to lock and unlock the connecting pin 19. On the lower surface of the power unit 2, the sockets 14a, 15a,
Four hydraulic power units 21 are provided corresponding to 16a and 17a, and connecting shafts 22 for transmitting the power of the hydraulic power units 21 penetrate the power unit 2 and protrude from the upper surface thereof. As shown in FIGS. 16 and 17, the hydraulic power unit 21 includes a hydraulic motor.
A rotary drive source 210 is provided, and a power transmission unit is provided between the hydraulic motor 210, the output shaft, and the connecting shaft 22, thereby rotating the connecting shaft 22. The power transmission unit includes a friction plate shaft 211 coaxially coupled to an output shaft of the hydraulic motor 210,
Friction cylinder 212, friction plate 213, spring washer 214
And a tightening adjustment nut 215, and a flange portion of the friction plate shaft 211.
On the 211a, the friction plate 213, the flange 212a of the friction cylinder 212, the friction plate 21
3 and the spring washers 214 in this order, the tightening adjustment nut 215 is tightened to the friction plate shaft 211, and the friction plate shaft 211 and the friction cylinder 212
And are integrated. The connection shaft 22 is integrally connected to the friction cylinder 212, and the rotational power of the hydraulic motor 210 is transmitted to the connection shaft 22 via these components. By adopting the power transmission unit having such a friction effect, when the load side is abnormal, they slip each other, thereby preventing an overload on the power side and maintaining its safety. Note that reference numeral 216 is
This is a connection portion for connecting the hydraulic hose 91. The hydraulic power unit 21 shown in FIG. 17 adds a pulse detection unit to the above, and the rotation angle (rotation speed) of the hydraulic motor 210
Are sequentially detected and compared with data previously programmed in the control box 9 to set the hydraulic motor 210 to an appropriate rotation angle. Such a hydraulic power unit 21 is used as a drive source for the gripping operation and the left-right sliding operation of the second clamp 12. Thus, a pulse detecting plate 217 provided with a number of small holes 217a in the circumferential direction is coupled to the peripheral body of the friction plate shaft 211, and the small holes 217a.
A light emitting unit 218 including an optical sensor is arranged corresponding to. An optical fiber cable 92 is connected to the light emitting part 218,
The reflected light from the pulse detection plate 217 is input as an optical signal to the control box 9 via the optical fiber cable 92, and is compared with pre-programmed data to calculate an appropriate rotation angle of the hydraulic power unit 21. By feeding back to the power unit 21, it is possible to set an appropriate gripping force and an appropriate left / right sliding position of the clamp 12. At a position corresponding to the tool through-hole 10a of the power unit 2, a cutting unit coupling hole 25 is opened, and a cylindrical coupling socket 26 having an inner cylinder cross section is fixedly fastened to the coupling hole 25. I have. The connecting body of the cutting unit 3 described below is inserted into and fixed to the connecting socket 26 as shown in FIG.
And the electric wire gripping / separating unit 1 comprises the power unit 2
Above, they are combined and integrated into one body, and in this state, are pulled up near the cut / connection electric wire VI by the winch rope Va as described above.

[Cutting unit]

FIGS. 18 to 20 show the cutting unit 3 employed in the present invention. The cutting unit 3 has a joint body 32 whose peripheral body is milled at the base thereof. It is fitted to the coupling socket 26 from above, and the fixing nut 33 is screwed into the body 32 from below to be fixed to the power unit 2 in a sandwiched state. At the lower end of the body 32, there is a hydraulic hose connection 34, and the hydraulic pressure supplied from the connection 34
Is provided to a hydraulic cylinder 35 provided in the inside. A connecting shaft 36 is connected to the telescopic rod of the hydraulic cylinder 35, and the connecting shaft 36
At the upper end of the pair of links 3 via link pins 37a, 37a
7, 37 are pivoted. On the other hand, guide frames 38, 38 parallel to each other are extended above the unit 3, and a pair of cutting blades 31, 31 are connected to the guide frames 38, 38 via fulcrum pins 31a. It is pivotally mounted to open and close as a fulcrum. Also, the bases of the cutting blades 31, 31 are:
The other ends of the links 37, 37 are pivotally connected via link pins 31b, 31b, and when the rod of the hydraulic cylinder 35 expands and contracts, the links 37, 37 open and close with each other, and the links 37, 37
The cutting blades 31, 31 connected to 37 open and close using the fulcrum pin 31a as a fulcrum. Therefore, the electric wire VI arranged between the cutting blades 31, 31 is cut by the cross shear force of both cutting blades 31, 31. A compression sprig 39 is elastically mounted around the connection shaft 36 to urge the connection shaft 36 toward the base. this is,
The shock at the time of cutting is absorbed and relaxed. The cutting edge 31c of the cutting blade 31 is formed in an arc shape, so that a shearing force is applied as uniformly as possible from the periphery of the electric wire VI at the time of cutting, and the escape of the electric wire VI is thereby prevented. Further, as shown in FIG. 20, the blade surface 31d is concavely curved to make the cutting edge 31c as sharp as possible, and the blade back 31e is also concavely curved so as to prevent cutting and twisting. A smooth insertion into b is guaranteed.

[Peeling / polishing / sleeve sleeve unit]

21 to 29 show the peeling / polishing / sleeve sleeve unit 4 employed in the present invention.
As shown in the figure, the connecting pin 1
Installed via 8, 18. An arm connecting shaft 400 is provided on the upper part of the unit 4, and the distal end of the power arm 81 of the manipulator device 8 is connected to the connecting shaft 400, and the power box 81 is guided in the control box 9 by an operation to guide the power arm 81.
The unit 4 is installed at a predetermined position on the wire gripping / separating unit 1. The peeling / polishing / sleeve sleeve unit 4 is attached to a main body frame 40 formed of an insulating material such as a hard synthetic resin.
A pair of left and right peeling / polishing devices 41, 41 and a sleeve cover clamp device 42, which have a cutting blade 411 and a polishing brush 412 therein and move to the left and right while rotating, and that these displacing means 43 are formed. Basic configuration. The peeling / polishing devices 41, 41 are composed of rotating cylinders 413, 413 held on the left and right sides of the support 410 so as to be able to rotate in opposite directions, and the cutting blade 411 and the polishing brush are provided inside each of the rotating cylinders 413, 413. An end of the electric wire VI inserted into the rotary drums 413, 413 is subjected to the action of the cutting blade 411 associated with the rotation of the rotary drums 413, 413 and the shift to the left and right, and the wire coating is spiraled. The surface of the core wire which has been peeled off and exposed by the contact of the brush 412 is polished. Spur gears 415, 415 are fitted to the bases of the rotating cylinders 413, 413 via one-way clutches 414, 414, and the forward and reverse variable rotational power described later is transmitted to the spur gears 415, 415, and the one-way A relationship has been established such that when one of the rotating drums 413 rotates, the other rotating drum 413 stops rotating by the clutches 414, 414. Each rotating body 41
The rotation direction of 3, 413 is set to match the twist direction of the composite core wire. The displacement means 43 is provided on a side portion of the main body frame 40, and includes a hydraulic cylinder 431, a rack 432 directly connected to a telescopic rod of the hydraulic cylinder 431, and a pinion gear 433 meshing with the rack 432. And a movable frame 434 integrated with the pinion gear 433. The movable frame 434 includes frame pieces 434a, 43 parallel to the left and right sides of the main body frame 40.
4a, a screw shaft 44 to be described later is laid across the movable side of the frame pieces 434a, 434a parallel to the rotatable and axis of the pinion gear 433. Therefore, when the rod of the hydraulic cylinder 431 expands and contracts, the movable frame 434 swings up and down about the axis of the pinion gear 433 due to the engagement of the rack 432 and the pinion gear 433. Reference numeral 435 is a hydraulic hose connection for the displacement means 43. A spline shaft 45 is mounted on the main body frame 40 so as to be rotatable concentrically with the swing center of the movable frame 434. The spline shaft 45 and the screw shaft 44 rotate with the power of a hydraulic power unit 46 mounted on one side of the main body frame 40. And the peeling / polishing device 41,
The screw shaft 44 and the spline shaft 45 penetrate the support body 410 of 41, and the rotating drums 413, 413 of the peeling / polishing devices 41, 41 rotate by the rotation of the screw shaft 44 and the spline shaft 45, and The support 410 moves right and left. That is, a nut 416 screwed to the screw shaft 44 is fixed to the support 410, and when the screw shaft 44 rotates, the support 410 is moved right and left by the relative screw advance / screw action of the nut 416 with respect to the screw shaft 44. Move to On the other hand, a pair of parallel spur gears 417 axially mounted in the support body 410,
A 417 is fitted to the spline shaft 45 so as to rotate cooperatively with the spline shaft 45 but to be slidable in the axial direction. Therefore, when the spline shaft 45 rotates, the spur gear 41
7 and 417 also rotate around the axis thereof, but the right and left shift of the support 410 with the rotation of the screw shaft 44 is also allowed. The spur gears 417, 417 mesh with the spur gears 415, 415 via intermediate spur gears 418, 418, whereby the rotation of the spline shaft 45 is transmitted to the rotating drums 413, 413. The hydraulic power unit 46 includes a hydraulic motor 460 and a transmission means, like the one shown in FIG. 17, and is installed inside the distal end of the power arm 81, and is mounted on the main body frame 40 as shown in FIG. Is connected to a connection shaft 47 which is rotatably supported by the body frame 40. The connecting shaft 47 is orthogonal to the spline shaft 45, and the bevel gears 471, 4
The shaft rotating power of the connection shaft 47 is splined by the engagement of the spline shaft 45.
The rotation is transmitted to. In the middle of the spline shaft 45, a friction spur gear 452 is sandwiched between the friction plates 453, 453 and frictionally coupled by a spring washer 454 and a tightening nut 455, and the friction spur gear 452 is connected to one end of the screw shaft 44. Meshes with the spur gear 441 fixed to the gear. Therefore, the connection shaft 4
The shaft rotation power of No. 7 is also transmitted to the screw shaft 44 via the spline shaft 45, the friction spur gear 452 and the spur gear 441. When an excessive load is applied to the screw shaft 44, the friction spur gear 452 slips and stops (ie, the rotation of the screw shaft 44 stops).
Only the rotation of the spline shaft 45 is continued thereafter. Here, the operation of the peeling / polishing devices 41, 41 will be described. As shown in FIG. 28, the main unit 4 is disposed between the cutting / separating wires VI (at this time, the supporting members 410 of the peeling / polishing devices 41, 41).
Is located at the center of the body frame 40), and when the hydraulic power unit 46 is operated in the control box 9,
The spline shaft 45 and the screw shaft 44 rotate simultaneously,
While one of 414 and 413 rotates, the support 410 moves in either the left or right direction. At this time,
One of the VIs is sequentially inserted into one of the rotating bodies 413, the wire coating is peeled off spirally under the action of the cutting blade 411, and the surface of the exposed core VIa is polished under the action of the brush 412. (See FIG. 2 (f)). When the movement of the support 410 continues and hits the movable frame piece 434a, the screw shaft 44
, The friction spur gear 452 slips and the screw shaft 44 stops rotating, but the spline shaft
The 45 axis rotation continues thereafter. Thus, while the support 410 is moving, the wire coating is peeled off in a spiral shape, and the debris is continuously discharged in a linear manner.
11 rotates substantially along the circumferential direction of the electric wire VI, and if at least one rotation is made, the peeling debris is naturally cut off from the electric wire coating and falls. This support 41
The rotation interval of the rotating drum 413 after the stop of 0 is controlled by a comparison operation between the detection information by the pulse detection means incorporated in the hydraulic power unit 46 and the input information programmed in the control box 9 in advance. When the peeling and polishing of one electric wire VI is completed, the hydraulic power unit
46 rotates in the reverse direction, the support 410 returns to the center, the operation is continued, and the operation of stripping and polishing the other electric wire VI is repeated in the same manner as described above (see FIG. 2 (g)). Next, the sleeve cover clamp device 42 will be described. The sleeve cover clamp device 42 includes a downwardly hooked clamp main body 421, and a downwardly inclined clamp claw 422 pivotally attached to the clamp main body 421, and the clamp claw 422 is provided at a rear end thereof. The width of the protrusion can be adjusted by the attached adjustment bolt 423. The clamp body 421 is slidably supported by a horizontal stand bar 424 provided on the support body 410, while the crank pawl 422 is swung downward by a slide bar 425 also provided on the support body 410 and shorter than the stand bar 424. It is supported to prevent movement. The clamp space formed by the clamp body 421 and the clamp claw 422 supported in this manner has a downward U-shape, and the distance between the clamp center and the axis of the spline shaft 45 is determined by the rotation of the rotary cylinder 413. Is set equal to the distance between the center of the spline shaft 45 and the center of the spline shaft 45. A procedure for clamping the sleeve cover and a procedure for fitting the sleeve with the sleeve cover clamping device 42 having the above-described configuration will be described. First, as shown in FIG. 29, a tubular sleeve b made of a conductive metal is inserted into a tubular sleeve cover a made of an insulating material such as rubber. The central gripping small-diameter portion of the sleeve cover a in which the sleeve b is provided as described above.
The a ₁ Ategai the hook inner surface of the clamp main 421, by operating the adjusting bolt 423, the clamp jaws 422 to clamp it brought into abutment on the opposite faces of the small diameter portion a _1. However, such an operation has already been completed as a preparation operation before the peeling / polishing / sleeve sleeve fitting unit 4 is attached to the electric wire gripping / separating unit 1. Next, when the wire stripping / polishing operation is completed as described above, the displacement means 43 is operated to displace the stripping / polishing devices 41, 41 as shown by the one-dot chain line in FIG. 24 and clamp the sleeve cover a. The clamped sleeve cover device 42 is positioned between the exposed core wires VIa and VIb (see FIG. 2 (h)). Thereafter, the second clamp 12 is moved to the third clamp 13 side, and the exposed core VIb of the electric wire VI held by the second clamp 12 is inserted into the sleeve b in the sleeve cover a. This operation continues, the tip of the exposed core VI b abuts the ribs b ₁ formed in the central portion inner surface of the sleeve b, further continuing the migration operation of the second clamp 12, the sleeve b and the sleeve cover a is pressed, As a result, the sleeve cover clamp device 42 slides while being guided by the stand bar 424 and the slide bar 425. By this sliding, the other exposed core VIa is inserted from the other end of the sleeve b. When the exposed core VIa is inserted to a predetermined position, the clamp claw 422 is disengaged from the support of the slide bar 425 (since the slide bar 425 is shorter than the stand bar 424), and swings downward by its own weight,
Thereby, the sleeve cover a is released from the clamp by the clamp device 42. As described above, when the stripping of the electric wire, the polishing, and the fitting of the sleeve are completed, the power arm 81 is operated to peel, polish, and so on.
The sleeve jacket unit 4 is removed from the electric wire gripping / separating unit 1 and stored in the cabin III. As shown in FIG. 2 (N), the exposed core wire is attached to the electric wire gripping / separating unit 1.
A sleeve b is conjugately fitted between VIa and VIb, and remains with the sleeve cover a covered. afterwards,
The second clamp 12 is moved to the center of the sleeve cover a, and is gently grasped and moved again to the first clamp 11 side. As shown in FIG. And waits for the next compression in the state.

[Compression unit]

FIGS. 30 to 34 show the compression unit 5 employed in the present invention. The compression unit 5 in the illustrated example includes a casing frame 500 made of an insulating material such as a hard synthetic resin,
Compression main body including movable compression die 51 and fixed compression die 52
50 and moving means 53 for moving the compression main body 50 left and right.
Are the main components. The above casing frame 50
At the top of 0 is a connecting shaft 5 for attaching to the tip of the power arm 81
34, the tip of the power arm 81 is connected to the connecting shaft 54 of the unit 5 stored in the cabin III, and is operated via the connecting pins 18 and 18 as shown in FIG. And is mounted on the electric wire gripping / separating unit 1. A telescopic rod of a hydraulic cylinder 511 is connected to the base of the movable compression die 51 in the compression main body 50, and a hydraulic supply intermediate shaft 512 is provided at the base of the hydraulic cylinder 511 so as to penetrate the casing frame 500. I have. The base of the intermediate shaft 512 is formed as a connection portion 513 of a hydraulic hose, and the movable compression die 51 reciprocates by expansion and contraction of the hydraulic cylinder 511 by the hydraulic power supplied from the connection portion 513. A fixed compression die 52 is fixed at a position facing the movable compression die 51 in the compression main body 50, and the electric wire VI with the sleeve b disposed between the two dies 51, 52 is compressed in the centripetal direction. The compression main body 50 includes a moving block 53 of a moving unit 53 described later.
0 is inserted in a direction perpendicular to the moving direction, and is elastically biased by a compression spring 501 in a direction in which the hydraulic cylinder 511 extends. On one side of the casing frame 500, a hydraulic power connection shaft 531 is formed, and as shown in FIGS. 30 and 34, the connection shaft 531 is similar to that used in the peeling / polishing / sleeve sleeve unit 4. The hydraulic power unit 55 provided at the end of the power arm 81 is connected. At the lower part of the casing frame 500, a screw shaft 532 orthogonal to the connection shaft 531 is rotatably mounted. The screw shaft 532 and the connection shaft 531 are connected to the bevel gears 533, 533.
The rotational power of the hydraulic power unit 55 is
The rotation is transmitted to the screw shaft 532 via the connecting shaft 531 and the bevel gears 533. The moving block 530 is screwed onto the screw shaft 532, and the moving block 530 is advanced and retracted relative to the screw shaft 532 to move left and right with the rotation of the screw shaft 532. Next, using the compression unit 5 having the above structure, the sleeve b
The procedure for crimping integration will be described. Both dies 51, 52 above
An electric wire VI with a sleeve b inserted therebetween is arranged, and the moving block 530 of the moving means 53 is intermittently shifted right and left by the operation in the control box 9 and the hydraulic power unit 55.
When the moving block 530 stops, the hydraulic cylinder 511
Is operated to move the movable compression die 51 linearly, and the sleeve b is compressed between the movable compression die 51 and the fixed compression die 52. At this time, when the movable compression die 51 moves and comes into contact with the surface of the sleeve b, the reaction force is applied to the compression main body 50, and the compression main body 50 retreats against the elasticity of the spring 501, and as a result, is fixed. The compression die 52 starts to operate substantially toward the movable compression die 51, whereby the sleeve b is uniformly compressed by the pressing action of the two dies 51 and 52 in the centripetal direction without center run-out. Will be. As described above, the sleeve b is compressed at a plurality of positions in the longitudinal direction by the intermittent movement of the moving means 53 and the operation of the movable compression die 51 alternately, and the sleeve b and the exposed core wires VIa and VIb are integrated by crimping. Is made. It should be noted that a movement position display scale 56 is provided on the front surface of the casing frame 500, while a pointing piece 534 is provided on the movement block 530, thereby clearly indicating the movement amount of the movement block 530. Thereafter, the power arm 81 is operated to retract the compression unit 5 into the cabin III, move the second clamp 12 to the third clamp 13 side, and mount the sleeve cover a on the compression-integrated sleeve b. Then, the connection of the electric wire VI is completed (see FIG. 2 (W)). Then, as described above, the electric wire gripping / separating unit 1 and the power base 2 are lowered onto the ground, and the connection portion covered with the sleeve cover a in the air as shown in FIG. Is done.

[Taping unit]

35 to 42 show the taping unit 6 used in the present invention. Taping unit 6 in the figure
Is a main frame 60 made of an insulating material such as a hard synthetic resin, and a tape wrapping device 61 rotated by hydraulic power.
And a gripping device 62 for gripping the center of the sleeve cover. The tape wrapping device 61 cooperates with a pair of left and right ring-opening cylindrical rotary drums 63, 63 held rotatably and slidably to the left and right by the main body frame 60, and the outer periphery of the rotary drums 63, 63. Cylindrical spline shafts 64, 64, which are fitted so as to be rotatable and slidable with respect to each other along the axial direction, and tape holders 65, 65 attached to the outer portions of the rotary drums 63, 63;
63, Tape cut hold 66, 66 installed on the outside of 63
And driving means 67 for rotating and sliding the rotating drums 63, 63. A connection shaft 671 is formed at the center of the frame main body 60, and a hydraulic power unit (in this case, a hydraulic motor built in the power arm 81 is used) is provided on the connection shaft 671 as described above. The rotation is transmitted to the connection shaft 671 after being connected. A bevel gear 672 is fixed to the end of the connecting shaft 671. The bevel gear 672 is fixed to a connecting pipe 673a rotatably supported between both sides of the frame body 60.
3 is orthogonally engaged. Spur gears 674, 674 are fixed to both ends of the connection pipe 673a, and the spur gears 674, 674 mesh with gears 641, 641 fixed around the sprunk-in shafts 64, 64. Further, the rotational power of the spur gears 674, 674 is transmitted to the spur gears 676, 676 meshing at other positions of the gears 641, 641 via the intermediate spur gears 675, 675. The shaft rotation power of the connection shaft 671 is transmitted to the gears 641 and 641 via the bevel gear 672, the bevel gear 673, and the spur gears 674 and 674, whereby the spline shafts 64 and 64 rotate simultaneously. The rotating drums 63, 63 also cooperatively rotate due to the above-mentioned engagement with the spline shafts 64, 64.
In this case, the spline shafts 64 and 64 and the gears 641 and 641 have ring-opening portions, so that the meshing relationship between the spur gears 674 and 674 and the gears 641 and 641 may be interrupted.
Since the gears 676, 676 mesh with the gears 641, 641, the rotational power is continuously applied to the spline shafts 64, 64, that is, the rotating drum 63,
The rotation is transmitted to 63. On the other hand, the connection pipe 673a has a screw shaft having a reverse screw relation to each other.
677, 677 are screwed coaxially. Therefore, bevel gear 67
With the rotation of 3, the screw shafts 677, 677 relatively advance and retreat along the axial direction and move right and left. The transition is made to approach and move away from each other at the same time. Further, arc-shaped movable plates 678, 678 which are parallel to both side surfaces of the frame body 60 and whose center of curvature is the center of curvature of the rotating drums 63, 677 are fixed to both end portions of the screw shafts 677, 677. The movable plates 678, 678 are provided with flanges 631, 631 formed on the outer portions of the rotating drums 63, 63, and mounting plates 63 such as tape holders 65, 65.
When the screw shafts 677, 677 shift to the left and right, the movable blades 678, 678 are sandwiched between the movable blades 678, 678, and the spline shafts 64, 64 and the rotary drums 63, 63 are fitted together. The rotating drums 63, 63 move right and left. When the rotating drums 63, 63 rotate, the rotation is continued so that the flanges 631, 631 and the mounting plates 632, 632 rub against the movable plates 678, 678. Tape holders 65 and 65 and tape cut holders 66 and 66 are mounted on the mounting plates 632 and 632, respectively.
The winding reels of the adhesive tapes c and c are mounted on 5 and 65, respectively.
The adhesive tapes c, c unreeled from the reel are wound halfway around cut shafts 661, 661 mounted on the tape cut holders 66, 66, and tape guides 633, 633 mounted on the mounting plates 632, 632. Through the tape set pins 634 attached to the ring opening facing portion. The tape set pin 63
The surface of 4,634 is formed with fine satin-like irregularities, stabilizing the temporary attachment of the tape. Tape cut holder 66, 66
Are pivotally attached in the direction of the arrow x in a resiliently biased state, and fulcrum rollers 662, 662 are attached to one side. Then, the cutting blades 663, 663 are attached to the cut shafts 661, 661 substantially along the tangential direction, and the rotating drums 63, 63 rotate in the process of moving to the central portion of the main body frame 60 while rotating. When the fulcrum rollers 662 hit the fulcrum pins 601, 601 protruding from both sides of the main body frame 60, the tape cut holders 66, 66 swing and rotate in the direction of arrow y against the biasing elasticity, and the cutting blade 663, 663 can be pushed up,
Touch c and c to cut it. The gripping device 62 press-fits the sleeve b in the manner described above,
The electric wire VI covered with the sleeve cover a is gripped and kept stationary during taping, and the grip portion is disposed in a substantially central cylinder of the main body frame 60.
As shown in FIGS. 36 and 42, the gripping device 62 includes a pair of clamp pieces 622 pivotally attached to a fulcrum pin 621 and opening and closing.
622, a hydraulic cylinder 623 disposed behind the clamp pieces 622, 622, and a link mechanism pivotally connected to the distal end of the telescopic rod of the hydraulic cylinder 623 and the clamp pieces 622, 622.
When the rod of the hydraulic cylinder 623 is extended, the clamp pieces 622 and 622 are closed to grip the sleeve cover a of the electric wire VI. Note that reference numeral 625 is a hydraulic supply line, and reference numeral 626 is a hydraulic hose connection. A procedure for taping using the taping unit 6 having the above configuration will be described. First, in the cabin III, the distal end of the power arm 81 having the hydraulic rotary power unit is connected to the connection shaft 671, and a hydraulic hose is connected to the hydraulic hose connection unit 626. The hydraulic circuit power unit in this case is the same as that shown in FIG. At this time, the adhesive tape reels are mounted on the tape holders 65, 65, and the feeding tapes c, c are temporarily fixed so as to cross the ring opening portion as shown in FIG. Set at the starting point positions on both sides. Next, the power arm 81 is turned by the control box 9, and the unit 6 is transferred to the overhead electric wire VI having the sleeve cover a covered at the crimp connection portion, and the ring is opened as shown by the arrow in FIG. The rotating drums 63, 63 are arranged so as to surround the portion covered by the sleeve cover a while applying the covering portions of the electric wires VI to the feeding tapes c, c from the portions. At this time,
The leading ends of the feeding tapes c, c are tape set pins.
634, it comes off from the 634, it is stuck to the covering part of the electric wire VI. Then, the gripping device 62 is operated to grip the central small-diameter portion a ₁ of the sleeve cover a. Next, when the tape wrapping device 61 is operated by operating the control box 9, the left and right rotating drums 63,
63 slides toward the center while rotating around the electric wire VI. Due to this rotation and sliding, the tapes c and c become electric wires VI.
Is spirally wound from the surface of the cover to the surface of the sleeve cover a. Pressing brushes 635 are attached to the inner surfaces of the rotating drums 63, and the tips of the pressing brushes rub and rub against the surfaces of the wound tapes c, c,
Thereby, the tapes c, c are firmly adhered to the surface to be adhered. After that, the rotation and sliding of the rotating drums 63, 63 progress,
When the fulcrum rollers 662, 662 of the tape cut holders 66, 66 hit the fulcrum pins 601, 601 projecting from both sides of the main body frame 60, the tape cut holders 66, 66 elastically swing as described above, and the tape c, c is cut by the cutting blades 663, 663. After the cutting, the rotating drums 63, 63 are further rotated one or two times, and the cut ends of the tapes c, c are pressed by the pressing brushes 635, and are adhered to the surface of the sleeve cover a. Thus, the taping operation is completed. Thereafter, if the taping unit 6 is stored in the cabin III, the hydraulic hose and the like are removed, and other units and the like are stored as appropriate, all disconnection and connection operations are completed.

[Grip unit]

FIGS. 43 and 44 show the gripping unit 7 employed in the present invention. A connecting shaft 72 is provided at the base of the main body 70 of the unit 7.
Are rotatably mounted on a shaft, and a power arm 81 having a built-in hydraulic motor is connected to the connection shaft 72 to transmit the rotational power. Reference numeral 721 is a connection lock button. The connecting shaft 7
A friction shaft 73 is coaxially fixedly connected to the distal end of the shaft 2, and a friction plate 73a, a flange portion of the friction cylinder 74, a friction plate 73a, and a spring washer 73b are coaxially arranged in this order on a base flange of the friction shaft 73. , And a tightening adjustment nut 73c is screwed and connected to the friction shaft 73 so that they are tightened and fixed in the thrust direction in a mutually pressed state. A screw shaft 75 is fixed to the tip of the friction cylinder 74, and a slide rod 76 is screwed onto the screw shaft 75. The slide rod 76 is slidable along the longitudinal direction of the main body 70, but is fitted so as not to rotate in the radial direction. The shaft rotation power of the connection shaft 72 is transmitted to the screw shaft 75 via the friction shaft 73 and the friction cylinder 74 to rotate the screw shaft 75. The slide rod is rotated by the rotation of the screw shaft 75.
76 relatively advances and retreats, and moves forward and backward along the longitudinal direction of the unit main body 70. A rod pin 761 is fixed to the tip of the slide rod 76, and the rod pin 761 is pivotally supported by a pair of left and right "-"-shaped operating links 77, 77. The bent bases of the operating links 77, 77 are attached to the main body 70 of the unit 7 by pins 77.
1, 771 and slide rod 76 as described above.
When the vehicle moves forward or backward, the distal ends of the operating links 77, 77 open and close around the pins 771, 771. Also, the distal ends of the operating links 77, 77 are pinned to a pair of left and right holding pieces 71, 71.
It is pivoted through 772, 772. On the other hand, operating link 7
A pin 78 is provided between the main body 70 and the holding pieces 71, 71 on the outside of 7, 77.
Driven links 78, 78 are pivotally connected via 1, 781, 782, 782. Thus, the pins 771, 772, 781, 782 are
The operating link 77 and the driven link 78 are arranged so as to be positioned at the apexes of the parallelogram, so that the operating link 77 and the driven link 78 substantially constitute a parallel link mechanism. Accordingly, by the opening and closing movement around the pins 771 and 771 of the operating links 77 and 77 accompanying the forward and backward movements of the slide rod 76, the sandwiching pieces 71 and 71 are in a state of being parallel to each other as shown by a solid line and a broken line in FIG. It will keep the legs open and closed. The cushioning members 711, 711 are attached to the opposing surfaces of the sandwiching pieces 71, 71 so as to reduce the impact on the object to be grasped and to prevent damage. In addition, by employing a power transmission means by friction coupling of the friction shaft 73 and the friction cylinder 74, when there is an abnormality in hydraulic power or an abnormality in the gripping load, these slip against each other, and safety is achieved. This friction force can be changed by the tightening force of the tightening adjustment nut 73c.

[Manipulator device]

As shown in FIG. 1, the manipulator device 8 includes a boom II.
Are mounted at the tip of the control box 9, and the tip of the power arm 81 is driven to rotate in an arbitrary direction by operation of the control box 9. Further, a hydraulic motor is built in the distal end portion of the power arm 81, and when the taping unit 6 or the gripping unit 7 is used, the hydraulic motor directly serves as a power source. (Effects of the Invention) As described above, in the electric wire cutting / connecting apparatus of the present invention, a series of operations such as gripping, separating, stripping, polishing, sleeve fitting, crimping connection, taping, and the like of the electric wire are systematic. It is extremely reasonable. Moreover, it is safe and reliable without requiring a great deal of skill. Furthermore, since the electric wire is cut and maintained at a distance by the electric wire gripping / separating unit, no special support jig is required in particular, and the working vehicle can perform the original repair work and the like during this time, which is efficient. is there. The practical value of the present invention having such remarkable effects is extremely large.

[Brief description of the drawings]

FIG. 1 is a diagram showing the procedure of live wire work by the apparatus of the present invention, FIG. 2 is a schematic process diagram of the procedure for cutting and connecting wires using the apparatus of the present invention, and FIG. 3 is a wire gripper employed in the present invention. FIG. 4 is a front view, FIG. 5 is a side view, FIG. 6 is a sectional view taken along line AA of FIG. 3, FIG. 7 is a sectional view taken along line BB of FIG. FIG. 8 is a sectional view taken along the line CC of FIG. 7, and FIG.
FIG. 10 is a sectional view taken along line DD, FIG. 10 is a sectional view taken along line EE of FIG. 9, FIG. 11 is a plan view of a power base employed in the present invention,
FIG. 12 is a front view of the same, FIG. 13 is a side view of the same, and FIG.
FIG. 15 is an enlarged sectional view taken along the line F in FIG. 14, and FIGS. 16 and 17 are diagrams of a power unit mounted on the power unit. FIG. 18 is a partial longitudinal front view of the cutting unit, FIG. 19 is a side view of the same, FIG. 20 is a sectional view taken along line GG of FIG. 18, and FIG. 21 is a peeling employed in the present invention.・ A front view of the polishing / sleeve fitting unit, FIG. 22 is a side view of the same, FIG. 23 is a mechanism diagram of a main part of the same device, FIG. 24 is a side view showing the same operation state,
FIG. 25 is a longitudinal sectional view of the peeling / polishing device, FIG. 26 is a longitudinal sectional view of the power unit, FIG. 27 is a mechanism diagram of the displacement means, and FIG. 28 is a unit for gripping / separating the unit. FIG. 29 is a view showing the relationship between the sleeve and the sleeve cover, FIG. 30 is a front view of a compression unit employed in the present invention, FIG. 31 is a side view thereof, and FIG. Same longitudinal section, No. 33
FIG. 34 is a longitudinal side view of the same, FIG. 34 is a front view showing a state in which the unit is mounted on a gripping / separating unit, FIG. 35 is a partial longitudinal front view of a taping unit employed in the present invention, and FIG.
FIG. 37 is a side view showing the same, FIG. 37 is a side view showing a rotary drive mechanism of the unit, FIG. 38 is a sectional view taken along line HH of FIG. 37, and FIG. 39 is a side view of a tape winding mechanism of the unit. FIG. 40 is an explanatory view showing a tape winding procedure by the mechanism, FIG. 41 is an explanatory view of a tape cutting mechanism in the unit, FIG. 42 is a side view of a gripping mechanism in the unit, FIG. The figure is a side view of the gripping unit employed in the device of the present invention, and FIG. 44 is a longitudinal sectional front view of the same. (Explanation of reference numerals) 1 ... Electric wire gripping / separating unit, 10 ... Substrate, 11, 12,
13… Clamp, 14, 15, 16, 17 …… Screw drive means, 18
... Connecting pin, 2 ... power unit, 21 ... hydraulic power unit, 22 ... connecting shaft, 3 ... cutting unit, 31 ... cutting blade, 4 ... peeling / polishing / sleeve fitting unit, 41 ... …
Peeling / polishing unit, 42: Sleeve cover clamp device, 43: Displacement means, 5: Compression unit, 51: Movable compression die, 52: Fixed compression die, 50: Compression main body,
6 Taping unit, 61 Tape wrapping device, 7
…… Grip unit, 71… Snip, 8… Manipulator device, 81… Power arm, 9… Control box.

Continuation of the front page (56) References JP-A 1-1123406 (JP, U) JP-A 63-9914 (JP, U) US Patent 3,614,904 (US, A) (58) Fields investigated (Int. Cl. ⁶ , DB name) H01R 43/00 B66F 9/06 B66F 11/04 B25J 15/00 H02G 1/02 H02G 1/14

Claims (1)

(57) [Claims] 1. A base (10) having three clamps (11), (12) and (13) for gripping an overhead electric wire along a longitudinal direction and a central clamp (12) mounted on the base (10). Screw drive means (14), (15), (16), (17) for controlling the gripping and sliding operations and a connecting pin (18) for mounting a tool unit, while enabling sliding along the longitudinal direction. ) The above base (10)
The electric wire gripping / separating unit (1) formed above, the hydraulic power unit (21 ...) and the power from the unit (21 ...) are supplied to the screw driving means (14) (15) (16) (17). It has a connecting shaft (22 ...) for transmission, and can be detachably attached to the back of the electric wire gripping / separating unit (1). When attached, the power from the power unit (21 ...) is connected. Shaft (22
…) Via the screw drive means (14) (15) (16) (1
Power unit (2) transmitted to 7), and a pair of cutting blades (31) (31) that open and close by hydraulic power
A cutting unit (3) detachably mounted on the power unit (2) and cutting the electric wire gripped by the clamps (12) and (13); A pair of left and right peeling / polishing devices (41), (41), a sleeve cover clamping device (42) for holding an insulating sleeve cover containing a sleeve by hydraulic power, and displacement means (43) for these. It is detachably attached to the gripping / separating unit (1) via the coupling pin (18), peels off the end covering of the cut wire, polishes the surface of the exposed core wire, and attaches the sleeve to both exposed core wires. Equipped with a peeling / polishing / sleeve fitting unit (4) fitted in a yoke state and a compression main body (50) including a movable compression die (51) and a fixed compression die (52) driven by hydraulic power so as to be able to shift to the left and right. And the wire gripper The detachable sleeve is removably mounted on the holding / separating unit (1) via the coupling pin (18), and the sleeve that has been fitted is compressed in the centripetal direction by the compression dies (51) and (52) to crimp the exposed core wires together. It has a compression unit (5) to be connected, and a tape winding device (61) that rotates by hydraulic power.
A taping unit (6) for wrapping a tape around both ends of the sleeve cover provided on the crimp connection portion and fixing the tape to the covering of the electric wire; and a pair of holding pieces (71) (71) which are opened and closed by hydraulic power ), A gripping unit (7) for gripping the power unit (2) and the like and transferring it to a predetermined position, and working on the units (3), (4), (5), (6) and (7) An electric wire cutting / connecting device comprising: a manipulator device (8) including a power arm (81) for guiding to a position; and a control box (9) for centrally controlling all the above operations.