JPH10182006A - Wire rod terminal processing method and apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To fix an under shed line by a method wherein an under shred line is displaced to the external position of a wire wound around a bobbin in coordination between protrusion operation of a delivery member and rotation of the bobbin, and through rotation of the bobbin, the wire is wound on the under shred line. SOLUTION: The starting-terminal of a wire W is nipped by a nipping part 5 rotated integrally with a bobbin B and the wire W is wound around the bobbin B through a traverse 33. Under a full winding state, an under shred line M being the starting terminal part of the wire W released from the nipping part 5 is displaced to the external position of the wire W wound around the bobbin B in coordination between protrusion operation of a delivery member 25 moved forward and backward by a working mechanism 26 and rotation of the bobbin B. By winding the wire W around the under shred line M displaced through rotation of the bobbin B, the under shred line M is fixed on the bobbin B and the under shred line M forming a free end is automatically securely processed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and an apparatus for winding a wire starting terminal used for winding a metal wire sent from, for example, a wire drawing machine onto a bobbin.

[0002]

2. Description of the Related Art Conventionally, as a wire winding device of this type, a wire sequentially fed from a wire drawing machine or the like is wound around a bobbin by cooperation of rotation of a bobbin and reciprocation of a bobbin or a traverse in an axial direction. There is known a structure in which a full bobbin is replaced with an empty bobbin in a wound state, and a wire is wound around the empty bobbin.

[0003] For example, when a twisted wire machine is used to twist the wires unwound from the plurality of full bobbins to produce a twisted wire, the winding amount of each inevitable bobbin is required. In order to deal with the irregularities, in advance, the lower line as the unwinding end terminal of the wire wound on the bobbin being unwound by the twisting machine, and the upper line as the unwinding start terminal of the subsequent bobbin in advance The continuous twisting work is performed smoothly by linking.

[0004]

However, in the case of the above-mentioned conventional structure, the lower end line as a starting terminal portion in the winding operation to the empty bobbin is a free end, and the lower end line follows in the twisting machine. Since the bobbin has a length connected to the upper line as the unwinding start terminal portion, the presence of the lower line may make it difficult to handle a fully-loaded bobbin in automatic conveyance or the like. Have.

[0005]

SUMMARY OF THE INVENTION An object of the present invention is to solve such a problem. Among the present invention, the first aspect of the present invention is to rotate a starting end of a wire rod integrally with a bobbin. The wire is wound around a bobbin via a traverse, and in a fully-wound state, a lower opening line as a starting terminal portion of the wire released from the sandwich is fixed to the bobbin. At this time, the lower line of the wire is displaced to an outer position of the wire wound on the bobbin by the cooperation of the projecting operation of the transfer member capable of moving forward and backward and the rotation of the bobbin. A wire rod start and end processing method is characterized in that a lower wire is fixed to a bobbin by winding the wire.

Further, according to a second aspect of the present invention, the wire rod from the traverse to the bobbin is clamped by the clamping portion after the wire rod is wound on the lower opening line by the rotation of the bobbin in the fully-wound state. By cutting the wire between the clamping portion and the bobbin, the full bobbin is replaced with an empty bobbin, and the winding of the wire is started by rotation of the bobbin and the clamping portion, The invention according to claim 3 is:
The winding of the wire is started after the lower line from the holding portion to the bobbin is wound around the lower line winding portion that rotates integrally with the bobbin.

According to the present invention, the starting end of the wire is clamped by a clamping portion which rotates integrally with the bobbin, and the wire is wound around the bobbin via a traverse, and the wire is fully wound. In a device for fixing a lower opening line as a starting end portion of a wire released from the holding portion to a bobbin, the lower opening line of the wire is cooperated with rotation of the bobbin. There is provided a wire rod terminal processing apparatus comprising: a delivery member for displacing the delivery member to an outer position; and an operating mechanism for moving the delivery member forward and backward.

According to a fifth aspect of the present invention, there is provided a cutting portion which is capable of cutting the wire between the traverse and the bobbin after the wire from the traverse to the bobbin is clamped by the clamping portion. The invention according to claim 6 is characterized in that a lower opening wire winding portion that can rotate integrally with the bobbin and wind a lower opening line from the holding portion to the bobbin is provided. The invention according to claim 7 is characterized in that a lead-out groove portion that can lead out a lower line from the clamping portion to the bobbin is formed in the lower line winding portion. It is characterized by the following.

[0009]

1 to 23 show an embodiment of the present invention. In FIGS. 1 to 5, reference numeral 1 denotes a winding machine, and in this case, a winding shaft 2 is mounted on the winding machine 1 in a bearing portion. 3, the take-up shaft 2 is wound and rotated by a drive motor (not shown), and a plate-shaped mounting member 4 is mounted and fixed on the base side of the winding shaft 2 and is sandwiched between the mounting members 4. A part 5 and a cutting part 6 are provided,
A detachable mechanism 7 for attaching and detaching the bobbin B to and from the winding shaft 2 is provided inside the winding shaft 2.

[0010] In this case, as shown in FIG.
The holding cylinder 8 is attached to the mounting member 4, the plunger body 9 is slidably mounted on the holding cylinder 8, and the piece 10 is attached and fixed to the tip of the holding cylinder 8, and A clamping gap R is formed between the opposing surfaces of the clamping cylinder 8 and a clamping spring 11 for retracting the plunger body 9 and always closing the clamping gap R is provided.
On the other hand, at the release position a and the pinch release position b of the winding machine 1, the pressing plates 13.
3 is slidably mounted, and pressing plates 13
At the release position a and the pinch release position b, the cylinders 14 and 14 are operated to press the rear end of the plunger body 9 to open the pinch gap R. And cylinders 14 and 14
Of the plunger body 9 by the pinching spring 11
Is retracted to clamp the wire W in the clamping gap R.

In this case, as shown in FIG.
A cutting cylinder 15 is attached to the mounting member 4, a cutting plunger 16 is slidably mounted on the cutting cylinder 15, and a cut receiving groove 17 is formed at a tip end of the cutting cylinder 15, and the cutting cylinder 15 is formed in the cutting cylinder 15. A return spring 18 for constantly retracting the cutting plunger 16 is provided therein, while a pressing plate 20 is slidably mounted by a bearing 19 at a cutting position c of the winding machine body 1, and both ends of the pressing plate are formed on a guide slope 20a. Then, a cylinder 21 for projecting and retreating the pressing plate 20 is attached to the bearing 19, and at the cutting position c, the cylinder 21 is operated to press the rear end of the cutting plunger 16 and to press the wire W in the cut receiving groove 17. Is cut by the cutting plunger 16 in cooperation with the cut receiving groove 17, and the return spring 18 is
The cutting plunger 16 is retracted to open the cut receiving groove 17.

Reference numeral 22 denotes a lower-end wire winding portion. In this case, the winding barrel 23 is mounted on the board-shaped mounting member 4 to form a concave annular shape by the mounting member 4 and the winding barrel 23. The lead-out groove portion 24 of the lower line M as a starting terminal portion of the wire W from the lower line winding portion 22 to the bobbin B in the winding cylinder 23.
Is formed.

Reference numeral 25 denotes a delivery member, and reference numeral 26 denotes an operation mechanism. In this case, a fulcrum shaft 27 is attached to the winding machine body 1 by a bearing 28 so as to be rotatable. The reciprocating cylinder 30 is attached to the winding machine 1, and the rod 30 a of the reciprocating cylinder 30 is connected to the operating arm 2.
9 is connected to one end and a rod-shaped delivery member 25 is attached to the other end, and the delivery member 25 is moved toward and away from the lower opening line winding portion 22 by the operation of the advance / retreat cylinder 30. It is composed.

Reference numeral 31 denotes a dancer roll, 32 denotes a fixed roll, and 33 denotes a traverse. In this case, a wire W sequentially sent from a wire drawing machine (not shown) is inserted between the fixed roll 32 and the dancer roll 31 a plurality of times. The dancer roll 31 is provided so as to be able to move close to and away from the fixed roll 32, reaches the bobbin B via the roll traverse 33 via the guide roll F, and takes up the bobbin B and rotates the traverse 33. The wire W is wound around the bobbin B in cooperation with the reciprocation in the axial direction.

[0015] 34 is a turn stop pin, projecting from the said attachment member 4, Kaitomeana 35 formed in the flange B ₁ of the bobbin B
And is configured to stop and position the bobbin B.

Since this embodiment has the above configuration,
The wire W sent from the wire drawing machine or the like is clamped by the clamping portion 5 which rotates the start end of the wire together with the bobbin B. In this clamped state, the wire W is rotated by the winding rotation of the bobbin B. The bobbin B cooperates with the reciprocating movement of the traverse 33 in the axial direction.
4 and 5, the feed of the wire W from the wire drawing machine is stopped and the bobbin B
Is rotated in the counterclockwise direction in FIG. 4 so that the dancer roll 31 descends to store the wire, and the bobbin B stops at the origin position in FIGS. 6 to 8, and then this origin position , The operating mechanism 26 is operated and the delivery member 2
5 is projected and swung forward, and in this case, the delivery member 25 is close to the lower line winding portion 22 and the opposing surface of the piece 10 and the clamping cylinder 8 by the operation of the cylinder 14 at the release position a. The pinch gap R is opened to release the starting end of the wire W, and the bobbin B rotates in the winding direction as the clockwise direction in the drawing. During this rotation, as shown in FIGS.
The lower line M is engaged with the delivery member 25 and is displaced from the outer position of the lower line winding unit 22 to the outer position of the wire W wound on the bobbin B, and then further. Bobbin B
12 to 14, the wire W from the traverse 33 to the bobbin B is wound on the lower opening line M as shown in FIGS. 12 to 14, and the transfer member 25 is retracted by the operating mechanism 26, whereby the lower opening The line M is fixed to the bobbin B, so that the lower end line M which is a free end can be automatically fixed.

As described above, the wire W is wound on the lower opening line M by the rotation of the bobbin B in the fully wound state, and then the traverse 33 moves to the winding machine body 1 side as shown in FIGS. The bobbin B rotates in the winding direction, and in the middle of this rotation, the clamping gap R is opened by the operation of the cylinder 14 at the clamping release position b, and the wire W from the traverse 33 to the full bobbin B is cut by the cutting portion. 5 cut receiving groove 17
The plunger body 9 is disengaged from the pressing plate 13 at the pinch release position b by the further rotation of the bobbin B, whereby the wire W is pinched by the pinch gap R. 17 and 18, the cutting plunger 16 of the cutting portion 6 is pressed and projected by the cylinder 21, whereby the end of the wire W is cut and the upper opening line N is formed. .

Then, the full bobbin is removed manually or automatically, and the empty bobbin is exchanged and mounted on the winding shaft 2.
As shown in FIGS. 19 and 20, the lower line M is taken up by the lower line M as shown in FIGS. 21 to 23 by the cooperation of the traverse 33 by the rotation of the bobbin B and the pinching portion 5 which rotates integrally with the bobbin B. After winding the portion W within one turn, the wire W is positioned outside the bobbin B via the lead-out groove 24, and it is detected that the dancer roll 31 has risen and has reached the operation position,
As a result, the wire rod feeding from the wire drawing machine or the like and the rotation of the bobbin B are brought into a continuous operation state and the winding is started.

Accordingly, the starting end of the wire W is clamped by the clamping portion 5 which rotates integrally with the bobbin B, and the wire W is wound around the bobbin B via the traverse 33. 5. The outer position of the wire W wound around the bobbin B by the cooperation of the rotation of the bobbin B and the projecting operation of the delivery member 25 capable of advancing and retreating the lower opening line M as the starting terminal portion of the wire W released from 5 And the wire W is wound on the lower line M displaced by the rotation of the bobbin B, whereby the lower line W can be fixed to the bobbin B, and the lower line M which is a free end can be fixed.
Can be automatically fixed, and the workability of handling the full bobbin can be improved accordingly.

In this case, after the wire rod is wound on the lower opening line M by the rotation of the bobbin B in the fully wound state, the traverse 3
The wire rod W from 3 to the bobbin B is pinched by the pinching portion 5 and the wire rod W between the pinching portion 5 and the bobbin B is cut by the cutting portion 6, and the full bobbin is replaced with an empty bobbin. B
In addition, the winding of the wire W can be started by the rotation of the sandwiching portion 5, so that the winding workability can be improved.
In this case, the winding of the wire W is started after the lower opening line M from the holding portion 5 to the bobbin B is wound around the lower opening line winding section 22 which rotates integrally with the bobbin B. It is possible to obtain the length of the lower line M required for connection,
Further, in this case, since the lower opening line winding section 22 is formed with the lead-out groove 24 that can lead out the lower opening line M from the holding portion 5 to the bobbin B, the lower opening line winding section 22 The wire can be smoothly led out to the outer peripheral surface of the bobbin B, and the winding operation can be performed more favorably.

The present invention is not limited to the structure shown in the above embodiment. In the above embodiment, the traverse 33 reciprocates in the axial direction of the bobbin B. Is winding shaft 2 without reciprocating
Can be applied to a reciprocating structure, and the structure and the like of other parts are appropriately changed and designed.

[0022]

According to the present invention, as described above, according to the first or fourth aspect of the present invention, the starting end of the wire is clamped by the clamping portion which rotates integrally with the bobbin, and the wire is moved through the traverse. The bobbin is wound up, and in the fully-wound state, the lower opening line as the starting terminal portion of the wire released from the clamping portion is cooperated with the rotation of the bobbin and the projecting operation of the transfer member capable of moving forward and backward by the operating mechanism. The lower wire can be fixed to the bobbin by displacing the wire wound on the bobbin to an outer position and winding the wire on the displaced lower wire by the rotation of the bobbin. The mouth line can be automatically fixed, and the workability of handling the full bobbin can be improved accordingly.

According to the second or fifth aspect of the present invention, the wire rod from the traverse to the bobbin is clamped by the clamping portion after the wire rod is wound on the lower opening line by the rotation of the bobbin in the fully wound state. The cutting section cuts the wire between the pinching section and the bobbin, replaces the full bobbin with an empty bobbin, and starts winding the wire by rotating the bobbin and the pinching section. Can be increased, and
In the invention according to claim 3 or 6, the winding of the wire is started after the lower opening line from the holding portion to the bobbin is wound around the lower opening line winding portion rotating integrally with the bobbin. Therefore, it is possible to obtain the length of the lower opening line necessary for connection, and in the invention according to claim 7, the lower opening line winding portion has a lower portion extending from the holding portion to the bobbin. Since the lead-out groove capable of leading the wire is formed, the wire can be smoothly led out from the lower wire winding portion to the outer peripheral surface of the bobbin, and the winding operation can be performed more favorably. .

As described above, the intended purpose can be sufficiently achieved.

[Brief description of the drawings]

FIG. 1 is a side sectional view of an embodiment of the present invention.

FIG. 2 is an enlarged sectional view of a sandwiching portion according to the embodiment of the present invention.

FIG. 3 is an enlarged sectional view of a cut portion according to the embodiment of the present invention.

FIG. 4 is a partial front view of the embodiment of the present invention.

FIG. 5 is a side view of the embodiment of the present invention.

FIG. 6 is a partial front view of the embodiment of the present invention.

FIG. 7 is a side view of the embodiment of the present invention.

FIG. 8 is a perspective view of an embodiment of the present invention.

FIG. 9 is a partial front view of the embodiment of the present invention.

FIG. 10 is a side view of the embodiment of the present invention.

FIG. 11 is a perspective view of an embodiment of the present invention.

FIG. 12 is a partial front view of the embodiment of the present invention.

FIG. 13 is a side view of the embodiment of the present invention.

FIG. 14 is a perspective view of an embodiment of the present invention.

FIG. 15 is a partial front view of the embodiment of the present invention.

FIG. 16 is a side view of the embodiment of the present invention.

FIG. 17 is a partial front view of the embodiment of the present invention.

FIG. 18 is a side view of the embodiment of the present invention.

FIG. 19 is a partial front view of the embodiment of the present invention.

FIG. 20 is a side view of the embodiment of the present invention.

FIG. 21 is a partial front view of the embodiment of the present invention.

FIG. 22 is a side view of the embodiment of the present invention.

FIG. 23 is a perspective view of an embodiment of the present invention.

[Explanation of symbols]

 W wire rod B bobbin M lower opening line 5 clamping section 6 cutting section 22 lower opening line winding section 24 lead-out groove section 25 delivery member 26 operating mechanism 33 traverse

Claims (7)

[Claims] An end of a wire rod is pinched by a pinch part which rotates integrally with a bobbin, and the wire rod is wound on a bobbin via a traverse, and is released from the pinch part in a fully wound state. When fixing the lower opening line as the starting end portion of the wire to the bobbin, the outer end of the wire wound around the bobbin by the cooperation of the rotation of the bobbin and the projecting operation of the delivery member capable of moving the lower opening line of the wire forward and backward. A wire rod is wound around the lower line by rotating the bobbin, thereby fixing the lower line to the bobbin. 2. A wire from the traverse to the bobbin is pinched by the pinching portion after the wire is wound on the lower opening line by the rotation of the bobbin in the fully-wound state, and the pinching portion and the bobbin are cut by the cutting portion. 2. The wire rod terminal processing method according to claim 1, wherein the wire rod is cut off, the full bobbin is replaced with an empty bobbin, and the winding of the wire rod is started by rotation of the bobbin and the holding portion. 3. The winding of a wire rod according to claim 2, wherein the winding of the wire is started after the lower opening line from the holding portion to the bobbin is wound around the lower opening winding portion rotating integrally with the bobbin. Wire rod terminal processing method. 4. The starting end of the wire is pinched by a pinch portion that rotates integrally with the bobbin, the wire is wound around the bobbin via a traverse, and released from the pinch portion in a fully wound state. In a device for fixing a lower opening line as a starting end portion of a wire to a bobbin, a delivery member for displacing the lower opening line of the wire to an outer position of the wire wound on the bobbin in cooperation with the rotation of the bobbin. And an operating mechanism for moving the delivery member forward and backward. 5. A cutting portion for cutting a wire between the holding portion and the bobbin after holding the wire from the traverse to the bobbin by a holding portion. Wire rod terminal processing equipment. 6. A lower line winding portion which can be rotated integrally with the bobbin to wind a lower line from the holding portion to the bobbin. Wire rod terminal processing equipment. 7. A wire rod starting and terminating apparatus according to claim 6, wherein a lead-out groove portion capable of leading out a lower line from the holding portion to the bobbin is formed in the lower line winding portion.