JPH0645045B2 - Striatal extruder - Google Patents

Description

TECHNICAL FIELD The present invention relates to an extruder applied to the production of filaments such as a phosphor copper wire, and particularly to the filaments from the extruder body to the winding machine. The present invention relates to a device that facilitates the work of guiding.

"Prior Art and Its Problems" Fig. 11 shows a conventional example of an extruder for producing a filament body. This apparatus is designed to remove a plurality of filament bodies B extruded from a hot extruder A. The basic structure is such that the cooling water in the cooling water tank C is brought into contact with the cooling water to be cooled, and then the respective winding machines D are wound.

By the way, at the start of the operation of the extruder, it is necessary to guide the filamentous body B in the high temperature and soft state immediately after extrusion to the winding machine D. This operation is performed by the following procedure. Has been.

(I) The tip of the stainless steel guide cable E is wound around the winder D, and the guide cable E is inserted along the route along which the filament B should run, as shown in FIG. A ring F for connecting the filament B is attached to the base end of the guide cable E (the end on the side of the extruder A).

(Ii) The extrusion machine A is operated to extrude the filament B, the extremity of the extruded filament B is connected to the ring F, and the winding machine A is activated to wind the guide cable E. The guide wire E is taken up and the filament B is taken up.

However, the above work (ii) has a problem that skill is required because it is necessary to quickly handle the high-temperature and soft filamentous body B immediately after extrusion and attach it to the ring F. Further, even a skilled person has a limit on the number of filaments B that can be handled by one person.
In case of pushing out at the same time, there is a problem that many people are required to operate the extrusion line.

The present invention has been proposed in view of the above circumstances, and it is possible to automatically perform the operation of winding the filamentous body extruded from the die by the winding machine, so that it can be operated by a small number of personnel. The purpose of the present invention is to provide an automatic extruder.

[Means for Solving Problems] The extruder according to the present invention is provided with a transport mechanism for transporting the filamentous body toward the winder between the cooling water tank and the winder, and the transport mechanism and the winder. A sensor for detecting the passage of the distal end of the filament is provided between the machine and the winding drum of the winder, and a clamp mechanism for holding the filament is provided. The linear member is arranged in the vicinity of a position where it should travel, and is configured to operate after a predetermined time has elapsed since the detection signal was output from the sensor, and the transport mechanism is driven to rotate by power. In addition, the rotating body is provided with a rotating body which is brought into contact with the linear body so as to bring the linear body forward in the transport direction.

"Operation" By the means described above, the linear body immediately after extrusion can be immediately cooled and cured, and the cured linear body is sent out by the transport mechanism, and further, the linear body passes through the position of the sensor and becomes constant. After a lapse of time, the clamp device can be operated to fix the distal end portion of the filamentous body to the winding machine.

[Embodiment] An embodiment of the present invention will be described below with reference to the drawings.

First, the basic structure of the entire extruder will be described with reference to FIGS. 1 and 2. This apparatus is composed of a plurality of (6 in the illustrated example) dies (not shown) provided in the extruder main body 1.
The filaments 2 are extruded from each of them, and the extruded filaments 2 are sent to the cooling water tank 3 and pulled by the transport mechanism 4, and further, air is ejected from the air nozzle 5 to remove moisture, and then the inspection device 6 is used. The physical properties are inspected by utilizing radiation, ultrasonic waves, etc., and further sent to the front to be wound by the winder 7.

The cooling water tanks 3 are respectively arranged in the traveling paths of the filaments 2 and, as shown in FIGS. 3 and 4, the front side of the main body 8 (the filaments) having a U-shaped cross section. It has a structure in which a water supply / drainage pipe 9 is connected to the front side in the traveling direction).
Each water supply / drainage pipe 9 is connected to a cooling water header pipe 10 provided above it via a connection hose 11 and a flow rate adjusting valve 12, respectively. In addition, at the tip of the water supply / drainage pipe 10, an opening is provided for sending out and draining the filamentous body 2.

Further, the main body 8 is installed so that its bottom surface is inclined with respect to a horizontal plane (for example, the water surface L of the stored cooling water), and the water depth is gradually increased toward the front in the traveling direction of the linear body 2. It is like this. Then, the transport mechanism 4
As shown in FIGS. 5 and 6, the transport mechanism 4 includes a plurality of transport belts (numbers corresponding to the number of filaments) arranged in the width direction (rotating bodies ... For example, timing belts). 13) and the conveyor belt 1
3 has a function of holding the filamentous body 2 between one of the belt rollers 14 and 15 (belt roller 15) around which the belt 3 is wound and the pressure roller 16 and conveying the filamentous body 2. The other belt roller 14 of the conveyor belt 13 is
It is adapted to be connected to and driven by a variable speed motor 20 via chain wheels 17 and 18 and an endless chain 19.

The pressure roller 16 is attached to the tip of a support arm 22 supported so as to be vertically rotatable around a shaft 21, and the pressure arm 23 integrally fixed to the base end of the support arm 22. The weight 24 applies a rotational moment to the conveyor belt 13 to press it. The weight 24 is
It is attached to the pressure arm 23 so as to be movable in the axial direction, and the pressure force of the pressure roller 16 is adjusted by moving the weight 24, so that the linear body 2, the conveyor belt 13 and the pressure roller 16 are adjusted. The frictional resistance between and is adjusted, whereby the tension between the main body 1 and the transport mechanism 4 is adjusted.

That is, when the feed speed of the transport mechanism 4 is set to be higher than the push speed of the extruder main body 1, the linear member 2 held between the transport belt 13 of the transport mechanism 4 and the pressure roller 16 is located between them. Slip. Then, with this slip, the force applied to the linear member 2 (friction resistance between the conveyor belt 13 and the pressure roller 16 and the linear member 2) and the tension of the linear member 2 are balanced, A constant tension is applied to the filamentous body 2.

Further, a guide pipe 25 is provided between each device constituting the extruder, and the guide pipe 25 is provided.
Guides the filamentous body 2 between the respective devices by inserting the filamentous body 2.

Next, the details of the winding device 7 will be described with reference to FIGS. 7 and 8.

The winding device 7 winds the filament body 2 while rotating the winding drum 26 around which the filament body 2 is wound around a shaft 27. A plurality of metal rods 28 provided in parallel with the shaft 27 at positions separated in the radial direction and combined in a frame shape
In addition to adopting a structure in which the filament 2 is wound around, a transmission mechanism (not shown) such as a powder clutch is transmitted to a driving device (not shown) such as a motor, that is, from the driving side to the driven side. Torque is limited to a certain level or less by a transmission mechanism.

Further, inside the winding drum 26, a clamp mechanism for holding the tip end portion of the filament 2 is provided. This clamp mechanism is such that the fixed gripping member 2 is placed inside one metal rod 28.
9, the air cylinder 31 supported by the end plate 30 of the winding drum 26 reciprocates the movable holding member 32 so that the linear member 2 is held between the two holding members 29. It has a structure.
The gripping members 29 and 32 forming the clamp mechanism are arranged in the vicinity of the position where the sent linear body 2 should travel, as schematically shown in FIGS. 7 and 9. The filamentous body 2 can be grasped.

Further, a traverse device 33 is provided between the guide pipe 25 located near the winding drum 26 and the winding drum 26, and the traverse device 33 is provided.
Is composed of a traverse pipe 34 through which the filament 2 is inserted, and a drive motor 35 for displacing the traverse pipe 34 in the horizontal direction (vertical direction in FIG. 8). Then, the rotation of the drive motor 35 is transmitted to the traverse pipe 34 through the rotary disc 36 and the connecting arm 37 rotatably coupled to the rotary disc 36, and the traverse pipe 34 is horizontally rotated about the shaft 38. Move the striatum 2
Are reciprocated in the axial direction of the winding drum 26.

Further, the traverse pipe 34 is provided with a sensor 39 for detecting passage of the filamentous body 2 by optical means or magnetic means, and a detection signal of the sensor 39 is a control circuit of the winding device 7. (Not shown).

Further, reference numeral 40 is a stopper, and the stopper 40 moves the winding drum 26 back and forth in the axial direction of the winding drum 26 to move the winding drum 26 at a specific rotation position,
That is, as shown in FIG. 9, both gripping members 29, 32.
It has a function of stopping at a position where the filamentous body 2 can be inserted between. In addition, the winding drum 26
The air cylinder inside has a shaft 27 of the winding drum 26.
The working air is supplied through an air passage (not shown) provided inside, and the working air is supplied to the shaft 27 through a rotary joint (not shown) provided at the end of the shaft. It has become.

7 and 8, only the clamp mechanism and the traverse mechanism of the winding mechanism 7 at the rearmost portion (the end portion on the right side in FIG. 1) are shown, but other winding mechanisms 7 are shown.
Also, of course, a clamp mechanism and a traverse mechanism are provided.

Next, the operation at the start of operation of the extruder will be sequentially described.

(I) The take-up drum 26 is stopped at the angle shown in FIG. 9, the holding members 29 and 32 are separated from each other, and the variable speed motor 20 is adjusted so that the take-up drum speed is higher than the expected extrusion speed. The conveyor belt 13 is run at a speed.

(Ii) A plurality of filaments 2 are formed by operating the extruder main body 1.
When the filaments 2 are extruded at the same time, the extruded filamentous body 2 is guided by the guide pipe 25 and is sent to the cooling water tank 3 for cooling.
After being cured, it is further taken into the transport mechanism 4 and sent out toward the winding device 7. Then, the transport mechanism 4
Pulls the linear member 2 while slipping it against the conveyor belt 13 and the pressure roller 16, and
The tension of the filamentous body 2 between and is kept constant.

(Iii) The filament 2 sent out from the transport mechanism 4 is
Guided by the guide pipe 25, it is sent to the traverse pipe 34 as shown in FIG.
Move in 4

(Iv) As the linear body 2 moves in the traverse pipe 34, the sensor 39 operates and a detection signal is output.

(V) After a lapse of a certain time from the output of the detection signal, the air cylinder 31 is operated to hold the vicinity of the tip end of the linear member 29 between the holding members 29 and 32, and the stopper 40 is released. After that, the winding drum 26 is rotated while reciprocally moving the filament 2 in the horizontal direction by the traverse device, and the filament 2 is wound by each winding device 7.

The configuration of the transport mechanism is not limited to the one embodiment described above, and the belt may be omitted and the pair of rollers may directly hold the linear member. Also, by adjusting the material of the roller or belt, or the surface roughness,
It is possible to set the frictional force between these and the linear body to an appropriate value.

Further, the position of the sensor for detecting the passage of the linear body is not limited to the above-mentioned embodiment, and the position of the linear body is detected in any section from the time when the linear mechanism is sent out from the transport mechanism to the time when the linear mechanism is wound up by the winding machine. The timing at which the clamp mechanism is operated may be adjusted according to the time required for the filamentous body to detect the passage and travel from the detected position to the clamp mechanism. Further, the specific configuration of the clamp mechanism is not limited to the above-described embodiment, a method of reciprocating the holding member by using a driving device such as a solenoid instead of the air cylinder, or rotating the holding member. It is also possible to adopt a method in which the linear body is clamped.

"Effects of the Invention" As is apparent from the above description, the extruder according to the present invention is provided with a transport mechanism for transporting the filamentous body toward the winder between the cooling water tank and the winder. A sensor for detecting the passage of the distal end of the filament is provided between the transport mechanism and the winder, and a clamp mechanism for holding the filament is provided on the winding drum of the winder. , The clamp mechanism is arranged in the vicinity of the position where the filamentous body should travel, and is configured to operate after a predetermined time has elapsed since the detection signal was output from the sensor. Since it is driven to rotate by power, and its rotating surface is brought into contact with the linear body, the rotary body sends out the linear body forward in the transport direction. It has the following effects.

(a) Since the extruded filamentous body is immediately cooled to give rigidity, the filamentous body can be guided to the winding device while being extruded, and therefore, the filamentous body can be guided by using the wire at the start of operation. The work of guiding to the winding mechanism is unnecessary.

(b) Since a sensor for detecting passage of the filament is provided and the tip portion of the filament is clamped by the clamp using the production signal of the sensor, from the extruder main body to the winding machine You can automatically guide the striatum in the section of
Therefore, the labor required to operate the extruder can be reduced.

[Brief description of drawings]

1 to 10 show an embodiment of the present invention. FIG. 1 is a side view of the entire apparatus, FIG. 2 is a plan view of the entire apparatus, FIG. 3 is a side view of a cooling water tank, and FIG. Figure 4 shows IV in Figure 3
-A view along the line IV, Fig. 5 is a side view of the transport mechanism, Fig. 6
5 is a side view of the winding device, FIG. 8 is a plan view of the winding device, FIG. 9 is a side view of the clamping device, and FIG. FIG. 11 is a plan view of the clamp device, and FIG. 11 is a side view of a conventional winding device. 1 ... Extruder body, 2 ... Linear body, 3 ... Cooling water tank, 4 ... Conveyance mechanism, 5 ... Air nozzle, 6 ... Inspection device, 7 ... Winder, 8 ... Main body, 9 ... Water supply / drainage pipe, 10 ... Cooling water header pipe, 12 ... Flow rate adjusting valve, 13 ... Conveyor belt, 14/15 ... Belt roller, 16 ... Pressure roller, 26 ... Winding drum, 2
9 ... Holding member, 31 ... Air cylinder, 32 ... Holding member, 34 ... Traverse pipe, 39 ... Sensor,
L: Water surface.

Claims (1)

[Claims] 1. An extruding machine for a linear body, wherein the linear body extruded from the extruder main body is cooled by cooling water in a cooling water tank and then wound around a winding drum provided in the winding machine. In the above, a transport mechanism for transporting the filamentous body toward the winder is provided between the cooling water tank and the winder, and the tip of the filamentous body is provided between the transport mechanism and the winder. A sensor for detecting passage is provided, and a winding drum of the winder is provided with a clamp mechanism for holding the filament, which is arranged near the position where the filament should travel. It is provided and is configured to operate after a predetermined time has elapsed since the detection signal was output from the sensor, the transport mechanism is driven to rotate by power, and the rotation surface thereof is Abutted against the striatum , Striatum extruder, characterized in that it comprises a rotary member for feeding toward the umbilical member in the conveying direction forward.