JPH10328733A - Method for winding hoop and device therefor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily change a bobbin in a short time without stopping hooping machine to form a hoop, by using a guide member engaging with the bobbin and the hoop respectively, and beforehand attaching an end of the guide member onto the bobbin. SOLUTION: An engaging part of a guide member 8 is attached on a bobbin, a hook installed on an end of the guide member 8 is positioned with a clamp part 7 after the guide member 8 passed through a buffer part 9. The clamp part 7 is raised and a hoop 1 is engaged with the hook. A motor 12 is driven, the bobbin 11 is rotated, a carrying part 3 is driven and the hoop 1 is carried. At first, the guide member 8 is wound on the bobbin 11, and the hoop 1 is wound in succession. The working of winding is detected with a sensor 10 and the buffer part 9 is controlled based on the signal. When a prescribed amount of the hoop is wound and finished on the bobbin 10, the rotation of the bobbin 11 is stopped, the drive of the carrying part 3 is stopped and the hoop 1 is cut by driving a cutting part 4.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention mainly relates to a work-in-process or a finished product of a component processed or formed in a hoop state when a large number of small parts such as electronic parts are continuously produced in a hoop state. The present invention relates to a hoop material winding method used when winding a bobbin in a hoop state, and a hoop material winding device using the same.

[0002]

2. Description of the Related Art A conventional hoop winding device of this type will be described with reference to FIG.

In FIG. 7, reference numeral 20 denotes a molding machine for processing or molding an electronic component or a work-in-progress in a hoop state; A hoop material winding device 21 for winding the hoop material 1. The main body frame 23 on which a bobbin 22 for winding the hoop material 1 is rotatably mounted. The drive unit 24 is configured to rotate the bobbin 22 connected to the bottom surface of the body frame 23.

In the conventional hoop material winding device 21 configured as described above, the starting end of the hoop material formed intermittently by the molding machine 20 is wound around the bobbin 22, and the bobbin is driven by the driving unit 24. The reel 22 is configured to be wound around the bobbin 22 by being rotated in the direction of the arrow in the drawing.

[0005]

However, in the above-mentioned conventional hoop material winding device 21, when the hoop material 1 formed by the forming machine 20 has been wound on the bobbin 22, the drive unit 24 is stopped. The bobbin 22 must be replaced after the rotation of the bobbin 22 is stopped and the operation of the molding machine 20 is also stopped.

For this reason, in addition to the time required for replacing the bobbin 22 (4 to 5 minutes), the return time of the molding machine 20 (4 to 5 minutes)
Not only is required, but also there is a problem that a molding loss occurs due to a return operation of the molding machine 20 mainly including a purging operation, and a reduction in yield is inevitable.

[0007] In such a bobbin 22 replacement operation, about 10,000 electronic parts are hooped into one bobbin 2.
In the case of winding into 2, it becomes necessary every 1 to 1.5 hours, and there is a problem that productivity and yield are inevitably reduced and unmanned for a long time cannot be achieved.

The present invention solves such a conventional problem,
A hoop material winding method capable of bobbin replacement without stopping the operation of a molding machine, improving productivity and yield and realizing unmanned operation for a long time, and a hoop material winding method using the same It is an object to provide a picking device.

[0009]

According to the present invention, there is provided a winding guide member provided with engagement hooks at both ends, and a hook at one end of the guide member is attached to a bobbin. The hoop is engaged with the other end of the hoop, and the hoop is wound around the bobbin via the guide member.

According to the present invention, the bobbin can be easily replaced without stopping the operation of the molding machine by preparing the empty bobbin by engaging the hook at one end of the guide member. Thus, the yield can be improved.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS According to the first aspect of the present invention, a winding guide member provided with engagement portions at both ends is prepared, and an engagement portion at one end of the guide member is previously set. A hoop material winding bobbin provided with an engaging portion in the vicinity of the core is engaged with the engaging portion of the bobbin, and the other end of the guide member is engaged with the starting end of the hoop material for winding. After the joining, by rotating the bobbin, the guide member is first wound up on the bobbin, and the hoop material engaged with the guide member is also wound continuously and simultaneously. There is an effect that the bobbin can be easily replaced by previously engaging the hook at one end of the guide member with the empty bobbin.

According to a second aspect of the present invention, there is provided an apparatus for winding a hoop material using the hoop material winding method according to the first aspect, wherein a bobbin for winding the hoop material is rotatably mounted. A winding portion and a clamp portion for holding an engaging portion provided at the other end of a winding guide member in which an engaging portion provided at one end is engaged with an engaging portion provided near a core portion of the bobbin. , And is configured to be detachably connected to a processing machine for processing the hoop material, and has the same operation as the operation according to the first aspect of the present invention.

According to a third aspect of the present invention, in the second aspect of the present invention, a cutting portion for cutting the processed hoop material is provided on the upstream side of the clamp portion, and a winding portion and a winding portion are provided for the cut portion. The clamp portion is configured to be detachably connected, and has an operation of automatically cutting the hoop material when a predetermined amount of the hoop material has been wound around the bobbin.

According to a fourth aspect of the present invention, in the third aspect of the present invention, a dancer mechanism is provided upstream of the cutting section, so that the processing machine does not have to be stopped when the bobbin is replaced. Also has the effect of improving.

According to a fifth aspect of the present invention, in the invention of any one of the second to fourth aspects, the starting end of the hoop material is held, and the held starting end of the hoop material is held by the clamp portion. In this configuration, a movable chuck for engaging with the engaging portion of the guide member provided is provided, and the bobbin can be exchanged more easily.

Hereinafter, embodiments of the present invention will be described with reference to FIGS.
This will be described with reference to FIG. (Embodiment 1) FIG. 1 is a front view showing a configuration of a hoop material winding device according to the embodiment, FIG. 2 is a front view of a main part of the device, and FIG. FIG. 4A is a perspective view showing a winding guide member used for
(B) is a front view and a side sectional view showing how to use the guide member shown in FIG.

1 and 2, reference numeral 1 denotes an electronic component 1a which is formed into a hoop shape at predetermined intervals by a molding machine (not shown) provided on the right side in the figure, and is intermittently conveyed in the direction of the arrow in the figure. 2 is a dancer roller constituting a buffer section, 3 is a transport section for transporting the hoop material 1, and 4 is a hoop material 1.
These parts (the dancer roller 2, the transport section 3, and the cutting section 4) are mounted on a fixed base 6 coupled to the main body frame 5.

Reference numeral 7 denotes a clamp portion for clamping an engaging hook 8a provided at one end of a guide member 8 (described later with reference to FIG. 3). Reference numeral 9 denotes a buffer portion for controlling the winding state of the hoop material 1. Is a sensor for detecting the control of the buffer unit 9, 11 is a bobbin for winding the hoop material 1, and 12 is a motor for driving the bobbin 11. 7, the buffer unit 9, the sensor 10, and the bobbin 11) are detachably connected to the fixed base 6 via an LM guide 13.

FIG. 3 shows the guide member 8, in which an engagement hook 8a is provided at one end of the belt and an engagement portion 8b is provided at the other end, and a clamp portion 7 is provided at the engagement hook 8a. There is provided a hole 8c into which the positioning pin 14 is inserted when clamping with.

FIG. 4 shows a state in which the guide member 8 is mounted on the bobbin 11. An engaging portion 8 b provided at the other end of the guide member 8 is connected to the bobbin 11 via a lock pin 15.
It is configured to be mounted on

Next, the operation of the thus configured hoop material winding apparatus according to the present embodiment will be described below.

First, as shown in FIG. 4, the engaging portion 8b of the guide member 8 is mounted on the bobbin 11 via the lock pin 15, and then, as shown in FIGS. 9, the engaging hook 8 a provided at one end of the guide member 8 is positioned and held by the clamp 7, and the hoop material 1 is engaged with the hook 8 a by raising the clamp 7. The preparation is completed.

Next, the motor 12 for driving the bobbin 11 is driven to rotate the bobbin 11 in the direction of the arrow in the drawing, and the transport section 3 for transporting the hoop material 1 is driven to drive the hoop material 1. Of the guide member 8
Is wound around the bobbin 11, and the hoop material 1 engaged with the hook 8a for engagement of the guide member 8 is wound around the bobbin 11. In this winding operation, the winding state is detected by the sensor 10, and the winding state is detected. The bobbin 11 is rotated by stopping the rotation of the bobbin 11 by controlling the buffer unit 9 with a signal, or an optimum winding state is obtained.

During the winding operation, an empty bobbin arranged adjacent to the bobbin 11 on the rotation axis (not shown in the front-rear direction of FIG. 1) is prepared in the same manner as described above. I will go.

Next, when a predetermined amount of the hoop material 1 has been wound around the bobbin 11, the motor 12 is stopped to stop the rotation of the bobbin 11, and the driving of the transporting unit 3 is stopped. The hoop material 1 is cut.

Next, the bobbin 11 including the clamp portion 7 is moved via the LM guide 13 in the direction of the axis of rotation of the bobbin (the front-back direction of the paper surface in FIG. 1) to complete the winding.
1 is separated from the fixed base 6 on which the cutting portion 4 is mounted, and an empty bobbin prepared in advance is connected to the fixed base 6 so that the hook 8a for engaging the guide member 8 is connected to the hoop material 1 in the same manner as described above. By engaging with the start end, the winding operation for the next bobbin can be performed.

When the bobbin 11 is replaced in this way, the molding machine (not shown) does not stop its operation, and the hoop material 1 formed and transported by the molding machine constitutes a buffer portion. The bobbin can be exchanged very easily and in a short time without stopping the operation of the molding machine by continuously rotating the bobbin by lowering the dancer roller 2 to be lowered. Things.

As described above, in the hoop material winding device according to the present embodiment, since the guide member 8 is mounted on the bobbin 11 in advance and the preparation work is performed, the bobbin can be replaced very easily and in a short time. Not only can it be performed, but also since the operation of the molding machine for molding the hoop material 1 does not need to be stopped, productivity and yield can be greatly improved.

(Embodiment 2) Hereinafter, a hoop material winding device according to a second embodiment of the present invention will be described with reference to FIGS.

FIG. 5 is a front view showing the structure of a hoop material winding device according to the second embodiment, and FIG. 6 is a front view of the same main part. And a detailed description thereof will be omitted.

5 and 6, reference numeral 16 denotes a clamp having a positioning pin 14, 17 denotes a movable chuck, and 18 denotes a motor for driving the movable chuck 17.
The movable chuck 17 is configured to be movable in the left-right and up-down directions in FIG.

Next, the operation of the hoop material winding device according to the present embodiment thus configured will be described with reference to FIG.

First, as in the first embodiment, after the engaging portion 8b of the guide member 8 is mounted on the bobbin 11 via the lock pin 15 (see FIG. 4), an engaging portion provided at one end of the guide member 8 is provided. Is clamped by the clamp portion 16 using the positioning pin 14.

Next, the motor 18 is driven to move the movable chuck 17 rightward in the figure (the position indicated by the dotted line in the figure), and the movable chuck 17 is lowered at this position to start the hoop material 1. In this state, the movable chuck 17 is returned to the left in the drawing (the position indicated by the solid line in the drawing) to guide the start end of the hoop material 1 above the clamp 16.

Subsequently, the movable chuck 17 is lowered,
After the held start end of the hoop material 1 is engaged with the engagement hook 8a of the guide member 8, the movable chuck 17 is raised to complete the preparation.

The winding operation and the bobbin replacing operation after the completion of the preparation are the same as those in the first embodiment, and the description thereof will be omitted.

As described above, the hoop material winding device according to the present embodiment can automatically engage the start end of the hoop material 1 with the engagement hook 8a provided at one end of the guide member 8. Therefore, bobbin replacement can be performed more easily.

[0038]

As described above, the hoop material winding method and the hoop material winding apparatus using the same according to the present invention are as follows.
By using a guide member that engages with the bobbin and the hoop material, one end of the guide member is attached to the bobbin in advance and preparation work is performed, so that bobbin replacement is extremely easy and in a short time. Not only can it be performed, but it is not necessary to stop the operation of the molding machine for molding the hoop material, so that productivity and yield can be greatly improved, and furthermore, unmanned operation for a long time can be realized.

[Brief description of the drawings]

FIG. 1 is a front view showing a hoop material winding device according to a first embodiment of the present invention.

FIG. 2 is a front view of the main part.

FIG. 3 is a perspective view showing a winding guide member used when winding the hoop material by the apparatus.

4A is a front view showing a method of using the guide member shown in FIG. 3, and FIG.

FIG. 5 is a front view showing a hoop material winding device according to a second embodiment of the present invention.

FIG. 6 is a front view of the main part.

FIG. 7 is a front view showing a conventional hoop material winding device.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 hoop material 1 a electronic component 2 dancer roller 3 transfer unit 4 cutting unit 5 main body frame 6 fixing stand 7 clamp unit 8 guide member 8 a hook for engagement 8 b engagement unit 8 c hole 9 buffer unit 10 sensor 11 bobbin 12 motor 13 LM guide 14 Positioning pin 15 Lock pin 16 Clamp 17 Moving chuck 18 Motor

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁶ Identification code FI B65D 85/86 B65D 85/38 P

Claims (5)

[Claims] 1. A winding guide member having engagement portions provided at both ends thereof is prepared, and an engagement portion at one end of the guide member is replaced with a hoop material winding portion provided with an engagement portion in the vicinity of a core in advance. After engaging the engaging portion of the bobbin for use with the starting portion of the hoop material for winding the engaging portion at the other end of the guide member, first rotating the bobbin, A method for winding a hoop material, wherein the member is wound on a bobbin, and the hoop material engaged with the guide member is also wound continuously. 2. A winding section in which a bobbin for winding a hoop material is rotatably mounted, and a winding section in which an engaging section provided at one end is engaged with an engaging section provided near a core of the bobbin. 2. The method for winding a hoop material according to claim 1, comprising a clamp portion for holding an engaging portion provided at the other end of the take-up guide member, and being detachably connected to a processing machine for processing the hoop material. Winding device for hoop material. 3. A cutting section for cutting the processed hoop material is provided on the upstream side of the clamp section, and the winding section and the clamp section are detachably connected to the cut section. A hoop material winding device as described in the above. 4. The hoop material winding device according to claim 3, wherein a dancer mechanism is provided upstream of the cutting section. 5. A movable chuck for holding a starting end of the hoop material and engaging the holding end of the hoop material with an engaging portion of the guide member held by the clamp portion. 4. The hoop material winding device according to any one of 4.