JPH0541546B2 - - Google Patents

Description

Detailed Description of the Invention (Industrial Field of Application) The present invention provides a method for attaching a winding machine to a winding machine, removing a rolled product from a winding shaft and mounting it on a transport vehicle, and attaching a core tube to the winding shaft. This invention relates to a roll product take-out device for freshly drying and delivering the product to a winder.

(Prior art) When transporting a rolled product to the next process after it has been wound up at the winding position of a winding machine, conventionally, a transport vehicle is moved to the winding position and the rolled product is supported from below, and then the rolled product is transported to the next process. After releasing the grip on the take-up chuck, the carrier is moved to the next processing step, the winding shaft is removed from the core tube on the carrier, and the rolled product is taken out from the carrier, while A series of operations were carried out, including fitting the next new core tube onto the winding shaft and transporting it to the winding position, which was mostly labor-intensive work.

(Problems to be Solved by the Invention) In the conventional work described above, if the roll product is thick and heavy, the transport vehicle will inevitably be large, and it will require a lot of effort to move it. It requires a large space to move the transport vehicle, and the winding shaft itself is quite heavy, so there is a problem in that it requires labor to remove it as well. It was hoped that significant labor savings would be achieved even without this.

In view of the above circumstances, the present invention aims to realize a series of operations for taking out a roll product using a heavy mechanical transfer means without human power, using a simple device. By attaching a device consisting of a holder and a winding bearing body to the winding machine, it is possible to streamline the work of taking out rolled products and to facilitate the work layout by securing a large space around the winding machine. is the object of the invention.

(Means for Solving the Problems) As is clear from the drawings showing the embodiments, the present invention connects the winding shaft 4, on which the core tube 5 is removably fitted, to the pair of left and right winding chucks 6, 6 to wind the sheet material S around the core tube 5 for a predetermined length, between a take-out position B, which is behind the winding position A, and a take-down position C, which is further back; The winding shaft holder 7 has a winding shaft holder 7 and a winding shaft bearing body 8 which are arranged in a pairwise relationship on the left and right sides and are arranged so as to be able to move forward and backward in synchronization.
The arm 14, which is vertically disposed from the sliding body _13A that moves back and forth guided by the rail _12A , has a shaft hole 16 that opens forward, so that the end of the winding shaft 4 can be moved forward and backward according to the forward and backward movement. A shaft restraining mechanism 17 is attached to the bearing 15, which has a roller 18 that can be retracted and retracted from the opening of the shaft hole 16 by operating the handle. The take-up bearing body 8 has a hook 21 that can hold the take-up shaft 4 suspended from a four-bar link 20 suspended from a sliding body 13 _B that moves back and forth guided by a rail 12 _B. The winding shaft holder 7 supports the winding shaft 4 at the take-up position B by a bearing 15 and reciprocates between the take-down position C. Until the gripping operation by the winding chucks 6, 6 is performed, the shaft restraint mechanism 17 is operated to restrain the shaft restraint mechanism 17, while the winding bearing body 8 holds the sheet material S in the core tube 5 in a predetermined position at the unloading position C. The hook 21 is used throughout the process of removing the long-rolled roll product R from the winding shaft 4 and while fitting the core tube 5 onto the winding shaft 4.
The roll product retrieval device is configured such that the hook 21 is displaced rearward with respect to the bearing 15 so that the support center line deviates from the bearing 15, and the hook 21 is held at a position where the support center line coincides with the bearing 15 during the rest of the time. do.

(Function) In the present invention, the roll product R in which the winding shaft 4 is inserted into the core tube 5 is moved to the bearing 1 of the winding shaft holder 7.
5 and the hook 21 of the winding shaft bearing 8, the winding shaft 4 is supported horizontally at the take-out position B, and the shaft restraining mechanism 17 holds one end of the winding shaft 4 so as not to move (see FIG. 9). Winding chuck 6,
After 6 releases the grip, the winding shaft holder 7 and the winding shaft bearing 8 are moved backward to reach the unloading position C, and the suspended roll product R is lifted from below by a transport vehicle that has been moved directly below. In the supported state, the hook 21 is rotated to displace it rearward, the winding shaft 4 is supported on one side by the bearing 15, and then the transport vehicle is moved to the side of the hook 21, so that the rolled product on the vehicle is supported on one side. The core tube 5 is pulled out from the inner winding shaft 4 (see Fig. 11), and the carrier is moved in the same direction to the next process, while the new core tube 5 is inserted into the winding shaft 4, which is supported on one side. (see Fig. 12), and then return the hook 21 to its original coaxial position and attach the winding shaft 4.
is supported on both sides (see Fig. 13), and then, by forward movement, the winding shaft holder 7 and the winding shaft bearing body 8 are
is moved to the take-out position B, the winding shaft 4 is gripped by the pair of winding chucks 6, 6, and then the winding shaft 4 is moved backward to the take-down position C, completing one cycle of take-out and moving on to the next operation. Be prepared.

In this way, the transfer of the roll product and the fitting of the core tube 5 onto the winding shaft 4 can be carried out sequentially and with less labor.

(Example) Hereinafter, an example of the present invention will be described with reference to the accompanying drawings.

In FIG. 1, 1 is an unwinding machine, 2 is a winding machine with a slitter, and 3 is a roll product take-out device.
After being cut vertically into equal parts by the slitter of the winding machine 2, the rolled product R is obtained by winding it around a core tube 5 to a predetermined length at a winding position A arranged in two upper and lower stages.

The structure of the winding section of the winding machine 2 uses a conventionally known device, and the details are not shown in the drawings, but as shown in FIG. 4, the main part is as follows.
A pair of left and right winding chucks 6, 6 are connected to the rods of air cylinders 9, 9 so that they coaxially face each other and are movable toward and away from each other, and both ends of the winding shaft 4 are controlled by air pressure. formed so that it can be gripped or released by action,
Furthermore, the rod supporting one chuck 6 has
The chuck 6 has a structure in which shafts having drive gears 10 are connected to each other, and a rotational force is applied to this chuck 6, while the other chuck 6 is formed to be freely rotatable about its own axis.

The winding shaft 4 held by the winding chucks 6, 6 having the above-mentioned structure is a hollow shaft equipped with an air bag, generally known as an air shaft. Numeral 4 is a core tube 5, in which a plurality of holes are bored in the outer periphery into which a paper tube, for example, is inserted, and a lug 11 that protrudes when expanded due to the injection of compressed air into the air receiving bag and retracts when compressed due to extraction of the compressed air. A structure arranged in relation to each hole,
When the lug 11 protrudes, the winding shaft 4 and the core tube 5 are tightened and integrated, and the rotation of the winding shaft 4 continues to the core tube 5.
On the other hand, when the lug 11 is retracted, the winding shaft 4 and the core tube 5 are in a loosely fitted state and the core tube 5 cannot be removed. It is formed in such a way that it can be done easily.

Note that the winding shaft 4 is not limited to this structure,
Needless to say, any structure can be used as long as the core tube 5 can be fitted under tight conditions and the core tube 5 can be brought into a loosely fitted state by loosening.

Next, the roll product take-out device 3 is operated as shown in FIG.
The structure of the main parts is shown in Figures 7 to 7, and the winding shaft holder 7 and the winding shaft receiver 8 are used as element members, and they are located at the take-out position B behind the winding position A, and from there. and the rear unloading position C, so that they can move forward and backward reciprocally in a synchronized manner.

The roll product retrieval device 3 includes a pair of rails 12 _A and 12 B which are disposed at a high position and extend parallel to each other in the front and back direction, extending on both the left and right sides between the two positions B and _C , respectively. A sliding body _13A , which moves back and forth in synchronization guided by rails 12A _{, 12B} ,
_13B , and an arm 14 extending linearly is vertically provided from one sliding body _13A , and two bearings 15 are fixed to this arm 14.

The bearing 15 has a shaft hole 16 in the center, and this shaft hole 16 has a horizontal hole structure that opens forward on the winding machine 2 side. It is provided horizontally in the left-right direction perpendicular to the front-rear movement direction of , and is provided so as to be at the same level as the winding center of the two upper and lower positions at the winding position A.

Furthermore, a shaft restraint mechanism 17 is attached to the bearing 15, and this shaft restraint mechanism 17 is attached to the bearing 15.
a roller 18 fitted eccentrically to a support pin installed near the opening around the shaft hole 16;
A handle 19 is formed with an end fixed to the support pin, and when the handle 19 is tilted backward as shown in FIGS. When the handle 19 is rotated and tilted forward, the roller 18 comes out of the cavity and is located at a position where it protrudes into the shaft hole 16. In the protruding state shown in FIG.
The end of the winding shaft 4 inserted in the roller 1 is inserted from the opening side.
The state shown in FIG. 5A and 5B is the released state, and the state shown in FIG. 5C is the restrained state.

Thus, the arm 14, the bearing 15, and the shaft restraining mechanism 17 constitute the winding shaft holder 7.

On the other hand, a four-bar link 20 is connected to the sliding body _13B , which can be moved back and forth in synchronization with the sliding body _13A .
is installed vertically so as to be swingable in the front-rear direction, and hooks 21 are attached to the lower end of this four-bar link 20 in a two-stage arrangement, upper and lower.

The hook 21 is connected to the lower end of a vertically extending base and has a curved portion extending forward on the winding machine 2 side.The hook 21 has a hook shape, and similarly to the bearing 15, it can be moved left and right by forward movement. The end of the winding shaft 4, which is fixed horizontally, can be supported so as to be hugged, and by swinging the four-bar link 20 rearward as shown in FIG. The winding shaft 4 can be moved from the supporting position to the releasing position.

Thus, the two hooks 21 are positioned and fixed to the four-bar link 20 so that their support center lines coincide concentrically with the support center lines of the respective bearings 15 when the four-bar link 20 is suspended. be.

Note that 25 in FIG. 2 indicates an actuator for swinging the four-bar link 20.

Thus, the four-bar link 20, the hook 21, and the actuator 25 constitute the winding bearing body 8.

Next, the operation of the roll product take-out position will be explained using the illustrated device. As shown in the figure, the roll product R wound up by the winder 2 is
After the roll product is moved backward by a predetermined distance in parallel by the roll product retrieval device 3, it is mounted on a transport vehicle 22 and the transport vehicle 22 is moved in a straight line in the axial direction of the roll product R, that is, in a direction perpendicular to the retrieval direction. The roll product R is moved to the front of the 24th package.

When the winding machine 2 finishes winding, the frame of the winding machine 2 is moved backward a little, and the winding roll product R
is fixed at the take-out position B (see Figure 1).

The supported state of the roll product R at this time is as shown in Fig. 8, and the right side of the figure is shown in Figs.
This corresponds to the front side in the figure.

Next, the winding shaft holder 7 and the winding shaft bearing body 8 are moved forward to support the ends of the winding shaft 4 by the bearings 15 and the hooks 21, and at the same time, the handle 19 is operated to control the shaft restraint mechanism 17. operate at high speed.

In this state, the roll product R and the winding shaft 4 can be fully supported in a cantilevered manner by the bearing 15 alone.

Subsequently, the grip of both winding chucks 6, 6 is released, and the roll product R and the winding shaft 4 are supported by the bearing 15 and the hook 21 (see FIG. 9).

After that, the winding shaft holder 7 and the winding shaft bearing body 8
is moved backward, and at the same time as this, the transport vehicle 22 is moved to the unloading position C.

When the roll product R and the winding shaft 4 are placed at the unloading position C, the pedestal 23 of the transport vehicle 22 is raised to receive the roll product R from below.

Next, the air bag of the winding shaft 4 is vented to bring the core tube 5 into a loosely fitted state in preparation for the operation of removing and removing the winding shaft 4 (see FIG. 10).

After that, the four-bar link 20 is swung backwards,
The support of the winding shaft 4 by the hook 21 is released, and the hook 21 is moved to the retracted position.

In this way, the winding shaft 4 is supported on one side by the bearing 15, and when the carrier 22 is then moved, the rolled product R remains mounted on the pedestal 23 of the carrier 22, as shown in FIG. It is removed from the winding shaft 4.

The transport vehicle 22 is moved in a straight line to the front of the packaging table 24, and then transferred and placed on the table.

On the other hand, the new core tube 5 is fitted onto the winding shaft 4 which is supported on one side by the bearing 15 (see FIG. 12), and then
The joint link 20 is swung to its original hanging position to return the hook 21 to its supported state, and air is injected into the air bag of the winding shaft 4 to fit the core tube 5 (see FIG. 13).

After that, the winding shaft holder 7 and the winding shaft bearing body 8
When the winding shaft 4 is moved forward to the take-out position B, the winding chucks 6 are gripped, and the winding shaft holder 7 and the winding shaft receiver 8 are moved backward. , 6 are held at both ends in preparation for the next winding, while the winding shaft holder 7 and the winding shaft bearing 8
The machine moves back to the unloading position C and waits in preparation for the next unloading process.

Thus, the series of roll product unloading operations is completed.

(Effects of the Invention) Next, the effects of the present invention are as follows.

By moving the winding shaft holder 7 and the winding shaft receiver 8 forward and backward, the winding shaft 4 can be supplied at the take-out position B and the combined body of the roll product R and the winding shaft 4 can be taken out. In addition, the transfer to the unloading position C and the unloading to a transport vehicle, etc. at the unloading position C can be performed smoothly and easily, and there is no need to manually handle heavy items. It can save labor.

In addition, the shaft restraint mechanism 17 restraint operation and the hook 2
By performing the backward displacement motion of 1,
It is possible to support 4 pieces of the winding shaft at the unloading position C, making it easy and light work to not only separate the roll product R and the winding shaft 4, but also to attach the new core tube 5 to the winding shaft 4. You can do it with

Furthermore, the winding shaft holder 7 and the winding shaft receiver 8 have a suspended structure, and there is no need to install any mechanism on the floor behind the winding machine 2, so the winding machine can use a wide space. 2, the machine arrangement and work layout can be arranged as desired.
It also has the advantage of being easy to perform.

[Brief explanation of the drawing]

1 and 2 are a right side view and a front view of a roll product manufacturing apparatus according to an embodiment of the present invention, FIG. 3 is a plan layout diagram, and FIG. 4 is a winding machine of the apparatus shown in FIG. 1. A sectional view of the winding shaft part, Figure 5 A, B, and C are explanatory diagrams of the operating state of the shaft restraint mechanism, A and B are in the released state,
C is a diagram of the restraining operation state, FIGS. 6 and 7 are schematic structural diagrams of the winding shaft holder and winding shaft bearing body in the device shown in FIG. It is an explanatory diagram showing the order of operation. 2... Winding machine, 3... Roll product take-out device, 4... Winding shaft, 5... Core tube, 6... Winding hook, 7... Winding shaft holder, 8... Winding bearing Body, 12 _A,B ...Rail, 13 _A,B ...Sliding body, 14
... Arm, 15 ... Bearing, 16 ... Shaft hole, 1
7... Shaft restraint mechanism, 18... Roller, 20... 4-bar link, 21... Hook, R... Roll product, S
...Sheet-like material, A... Winding position, B... Removal position, C... Unloading position.

Claims (1)

[Claims] 1. A winding machine that grips the winding shaft 4 on which the core tube 5 is removably fitted with a pair of left and right winding chucks 6, 6, and winds the sheet-like material S around the core tube 5 for a predetermined length. 2, the winding shaft holder 7 and the winding shaft receiver 8, which are paired on the left and right, are moved forward in synchronization between the take-out position B at the rear of the winding position A and the unloading position C further rearward. - The winding shaft holder 7 is arranged so as to be able to reciprocate backwards and forwards, and the winding shaft holder 7 has a shaft hole 16 opened forward in an arm 14 hanging from a sliding body _13A that moves back and forth guided by a rail 12A _.
A bearing 15 is fixed to the end of the winding shaft 4 so that it can be engaged and detached according to forward and backward movement, and can be moved in and out of the opening of the shaft hole 16 by operating the handle. Shaft restraint mechanism 1 having rollers 18
7 is attached to a bearing 15, and the winding shaft bearing body 8 can hold the winding shaft 4 on a four-bar link 20 suspended from a sliding body _13B that moves back and forth guided by a rail _12B . A hook 21 is hung so that the hook 21 can be rotated back and forth without changing its holding position, and the winding shaft holder 7 supports the winding shaft 4 by a bearing 15 at the take-out position B. After reciprocating between the unloading positions and until the gripping operation is performed by the winding chucks 6, 6, the shaft restraint mechanism 17 is operated to be restrained, while the winding bearing 8 remains in the unloading position. A roll product R obtained by rewinding a sheet material S to a predetermined length onto a core tube 5 at
While removing the core tube 5 from the winding shaft 4 and removing the core tube 5 from the winding shaft 4.
While fitting the hook 21 into the bearing 15
A roll product retrieval device characterized in that the hook 21 is held at a position where the support center line coincides with the bearing 15 during the rest of the time.