CN102426886B - Linear driven wire stranding machine - Google Patents

Abstract

The invention discloses a linear drive electric wire stranding machine, aiming to provide a stranding machine which drives a slide table to move through a linear drive mechanism to complete stranding and improve production efficiency. The frame assembly is equipped with a linear drive laterally moving sliding table assembly, the linear driving laterally moving sliding table assembly includes a track bracket, a linear driving track is arranged on the track bracket, a linear driving motor is arranged at one end of the linear driving track, and the linear driving motor The synchronous transmission mechanism is connected with the laterally moving sliding table, and the laterally moving sliding table is slidably connected with the linear drive track through the slider, and the vertically moving sliding table assembly is arranged on the laterally moving sliding table. The electric wire stranding machine of the present invention avoids the operator's complicated reciprocating movement, improves the labor efficiency, can be completed by one person, and reduces the production cost.

Description

Linear Drive Wire Stranding Machine

technical field

The present invention relates to a wire twisting machine, more specifically, relates to a linear drive wire twisting machine.

Background technique

The twisting machine is specially developed and designed for the automotive wiring harness system. It is a device that twists two or more wires with the same diameter through constant tension to form a twisted pair or multi-pair wire with signal shielding function.

In the current stranding machine, the tension chuck assembly is installed on the sliding table. During the operation, the operator manually moves the sliding table to the tail position, and then connects one end of multiple electric wires with the clip in the rotating chuck assembly. The head mechanism is connected, and then the other ends of the multiple wires are connected with the chuck mechanism in the tensioning chuck assembly. When the electric wire exceeds a certain length, it will be frequently reciprocated or completed by two people. The labor intensity of the operator is high and the production efficiency is low.

Contents of the invention

The present invention aims to overcome the deficiencies in the prior art, and provides a linear drive wire stranding machine that drives the slide table to move through the linear drive mechanism to complete the stranding, so as to improve production efficiency.

The present invention realizes through following technical scheme:

A linear drive wire stranding machine, including a frame assembly, a rotating chuck assembly, a tensioning chuck assembly, a longitudinally moving sliding table assembly, and an electric control box, and the longitudinally moving sliding table assembly is equipped with Tighten the chuck assembly, the frame assembly is equipped with a drop slot, it is characterized in that a linear drive lateral movement slide assembly is installed on the frame assembly, and the linear drive lateral movement slide The assembly includes a track bracket installed on the frame assembly along the length direction of the rack, a linear drive track is installed on the track bracket, a linear drive motor is installed at one end of the linear drive track, and the linear drive motor passes through a synchronous linear drive The transmission mechanism is connected with the laterally moving sliding table, and the laterally moving sliding table is slidably connected with the linear drive track through a slider, and the longitudinally moving sliding table assembly is installed on the laterally moving sliding table.

The front end of the rotary chuck assembly on the frame assembly is equipped with a branching controller, and the branching controller includes a branching device fixing seat, a branching static pressure wheel, a branching dynamic pressure wheel, and a guide wheel , a plurality of branching columns, inner boards, outer boards, a free-rotating guide wheel is installed at one end between the inner board and the outer board, and a free-rotating static pressure wheel is installed at the other end, the guide wheel and the outer board A wire splitter seat is installed between the inner side plate and the outer side plate between the static pressure wheels of the split line, and a plurality of split line posts are installed on the split line seat, and the split line posts are connected with the static line split pinch wheel A free-rotating split-line dynamic compression wheel is arranged between them, and a closed space is formed between the split-line dynamic compression wheel and the inner and outer plates. connected, the inner side panel is fixedly connected to the wire splitter fixing seat, and the wire splitter fixing seat is fixedly connected to the rack assembly.

The overturn driving mechanism of the dynamic pressure wheel includes a linear drive cylinder, the piston rod of the linear drive cylinder is fixedly connected with the branch line pressing rack, and the branch line pressing rack is meshed with the branch line pressing gear. The branch line pressing gear is connected with the rotating shaft of the line branching dynamic pressing wheel.

The front end of the frame assembly is provided with a wire storage trough and a wire preparation trough, and the wire preparation trough is connected with the switching drive cylinder.

The rotating collet assembly, the tensioning collet assembly, the longitudinally moving sliding table assembly, and the linearly driven laterally moving sliding table are divided into two groups.

A protective cover is installed on the upper part of the rotary clamping mechanism in the rotary chuck assembly.

The linear drive motor is connected with the automatic controller in the electric control box.

The synchronous linear transmission mechanism is a belt transmission mechanism with a synchronous belt.

The present invention has following technical effect:

1. The wire stranding machine of the present invention drives the sliding table and the tensioning chuck mechanism to move through the linear drive mechanism, which avoids the operator's complicated reciprocation, improves labor efficiency, and reduces labor intensity. At the same time, one person can complete the operation , saving labor and reducing production costs.

2. The wire stranding machine of the present invention uses a splitter controller to separate single wires, which can avoid wires from being entangled together and produce more smoothly.

3. In the split-line controller of the present invention, the split-line dynamic compression wheel adopts a linear drive cylinder combined with a gear and a rack to turn over the drive structure, which can realize the turnover of the split-line dynamic compression wheel in a small space. The structure is simple and the use is convenient.

4. The wire stranding machine of the present invention is provided with a wire storage trough and a wire backup trough, and the wire backup trough is connected to the switching drive cylinder, so as to facilitate the switching of the number of wire troughs required for twisting two or more groups of wires.

Description of drawings

Fig. 1 is the schematic diagram of linear drive wire stranding machine of the present invention;

Fig. 2 is a schematic diagram of a linear drive laterally moving sliding table assembly;

Figure 3 is an assembly drawing of the laterally moving slide table;

Fig. 4 is the schematic diagram of line controller;

Fig. 5 is a schematic diagram of the turning drive mechanism.

Detailed ways

The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

The schematic diagram of the linear drive wire stranding machine of the present invention is shown in Fig. 1-Fig. The control box 5, the tension chuck 2 assembly is installed on the longitudinally moving sliding table assembly 3, the drop line groove 10 is installed on the frame assembly 11, and the straight line is installed on the frame assembly 11. Drive the laterally moving slide table assembly 4, the linear drive laterally moving slide table assembly 4 includes a track support 13 installed on the frame assembly along the length direction of the frame, and a linear drive track 14 is installed on the track support 13 A linear drive motor 12 is installed at one end of the linear drive track 14, and the linear drive motor 12 is connected with the laterally moving sliding table 15 through a synchronous transmission mechanism. The laterally moving slide table 15 is slidingly connected with the linear drive rail 14 through a slider 17, and the longitudinally moving slide table assembly 3 is mounted on the laterally moving slide table 15. For the double-head stranding machine, the rotating chuck assembly, the tensioning chuck assembly, the longitudinally moving sliding table assembly, and the linearly driven laterally moving sliding table are respectively divided into two groups. In order to realize automatic control, the linear drive motor is connected with the automatic controller in the electric control box. Wherein, the synchronous linear transmission mechanism can use transmission forms such as belt, steel wire rope, chain transmission, also can use lead screw transmission, the synchronous linear transmission mechanism in the present embodiment is the belt transmission mechanism that contains synchronous belt 16, and described synchronous belt 16 passes through The belt lock 18 and the belt lock pressing plate 19 are fixedly connected with the laterally moving slide table 15 .

In order to separate the wires from different spare slots, thereby twisting multiple strands of wires, the front end of the rotary chuck assembly on the frame assembly is equipped with a splitter controller 7, and the splitter controller includes a splitter fixing seat 23. Split line static pressure wheel 27, line split dynamic pressure wheel 24, guide wheel 21, multiple line split posts 25, inner board 22, outer board 20, one end between the inner board 22 and the outer board 20 is installed There is a free-rotating guide wheel 21, and the other end is equipped with a free-rotating sub-line static pressure wheel 27, and a sub-line is installed between the inner plate and the outer plate between the guide wheel 21 and the sub-line static pressure wheel 27. A device seat 26, a plurality of branch line posts 25 are installed on the line branch seat 26, and a line branch dynamic pressure wheel 24 is arranged between the line branch post 26 and the line branch static pressure wheel 27 to rotate freely. Form a closed space between the described branch line dynamic pressing wheel 24 and the inner board and the outer board, so that each guide can only pass between the two branch line posts, so as to avoid multiple wires from being entangled. The splitting dynamic pressing wheel 24 is connected with the turning driving mechanism of the dynamic pressing wheel, the inner side plate 22 is fixedly connected with the splitter fixing seat 23, and the splitter fixing seat 23 is fixedly connected with the frame assembly 11 .

Because the space in the split line controller is very small, the dynamic pressing wheel turning drive mechanism in this embodiment includes a linear drive cylinder 30, and the piston rod of the linear drive cylinder is fixedly connected with the split line pressing rack 29. The thread-dividing pressing rack is meshed with the thread-dividing pressing gear 28 , and the thread-dividing pressing gear 28 is connected with the rotating shaft of the line-dividing dynamic pressing wheel 24 .

In order to conveniently switch the number of wire slots required when twisting two or more sets of wires, the front end of the frame assembly is provided with a wire storage slot 9 and a wire backup slot 8, and the backup wire slot is connected to the switching drive cylinder.

A protective cover 1 is installed on the top of the rotary clamping mechanism in the rotary chuck assembly.

The operator stands on the clamping side of the machine head and takes out the wires from the wire storage trough. One end of each wire passes through the gap between the two wire distribution posts on the wire distribution controller, and the piston rod of the linear drive cylinder stretches out to drive the wires to be compressed. Rack, thread pressing The rack drives the thread pressing gear, and the thread pressing gear drives the thread dynamic compression wheel to turn over 90°, so that a closed space is formed between the thread dynamic compression wheel, the inner plate and the outer plate , The wires are pressed together by the split-line dynamic pressing wheel and the split-line static pressing wheel. One end of each wire is connected to the tensioning chuck assembly, the linear drive motor starts, and the synchronous belt drives the horizontal moving slide table and the vertical moving slide table assembly on the linear drive track to pull the wire to the predetermined position and stop , and then connect the other end of the wire to the swivel chuck. The shrinkage of the piston rod of the linear drive cylinder drives the sub-line compression rack, the sub-line compression rack drives the sub-line compression gear, and the sub-line compression gear drives the sub-line dynamic compression wheel to turn over 90° to reset, and the pressed wires are loosened. open, the linear drive motor is started, and the synchronous belt drives the horizontally moving slide table and the vertically moving slide table assembly on it to slide on the linear drive track to straighten the wires, and the rotating chuck assembly and tensioning chuck assembly The rotating mechanism shrinks to the inside of the fuselage, and the rotation completes the twisting of the wires. After the twisting is completed, the rotating chuck assembly and the tensioning chuck assembly will automatically extend out of the fuselage and loosen the wires at both ends. The twisted wires will fall into the drop slot, and the linear drive motor will start and pass through the timing belt. Drive the laterally moving slide table and the vertically moving slide table assembly on it to get back to the head side for the next stranding.

For the double-head stranding machine, when one set of rotating collet assembly and tensioning collet assembly is doing wire twisting, the other group of rotating collet assembly and tensioning collet assembly is doing wire clamping work.

Claims (7)

1. linear drives electric wire stranding machine, comprise support assembly, the rotary chuck assembly, the strain clamp head assembly, vertically move the slide unit assembly, electric cabinet, described vertically moving is equipped with the strain clamp head assembly on the slide unit assembly, line of fall groove is installed on the described support assembly, it is characterized in that, the horizontal Mobile Slide assembly of linear drives is installed on the described support assembly, the horizontal Mobile Slide assembly of described linear drives comprises along the frame length direction and is installed in track support on the support assembly, the linear drives track is installed on the described track support, described linear drives track one end is equipped with linear drive motor, described linear drive motor is connected with horizontal Mobile Slide by the synchronous linear transmission mechanism, described horizontal Mobile Slide is slidingly connected by slide block and described linear drives track, and the described slide unit assembly that vertically moves is installed on the described horizontal Mobile Slide; The front end of rotary chuck assembly is equipped with the branch lane controller on the described support assembly, lane controller comprised the deconcentrator holder in described minute, separated time static pressure bearing up pulley, separated time dynamic pressure bearing up pulley, guide roller, a plurality of junction poles, interior plate, outer panel, an end is equipped with the guide roller that freely rotates between described interior plate and the outer panel, the other end is equipped with the separated time static pressure bearing up pulley that freely rotates, between interior plate between described guide roller and the separated time static pressure bearing up pulley and the outer panel deconcentrator seat is installed, on the described deconcentrator seat a plurality of junction poles are installed, be provided with the separated time dynamic pressure bearing up pulley that freely rotates between junction pole and the described separated time static pressure bearing up pulley, form enclosure space between described separated time dynamic pressure bearing up pulley and interior plate and the outer panel, described separated time dynamic pressure bearing up pulley is connected with dynamic pressure bearing up pulley upset driving mechanism, described interior plate is fixedlyed connected with the deconcentrator holder, and described deconcentrator holder is fixedlyed connected with support assembly.

2. linear drives electric wire stranding machine according to claim 1, it is characterized in that, described dynamic pressure bearing up pulley upset driving mechanism comprises the linear drives cylinder, the piston rod of described linear drives cylinder compresses tooth bar with separated time and fixedlys connected, described separated time compresses tooth bar and separated time compresses gears engaged, and described separated time compresses gear and is connected with the rotation axis of described separated time dynamic pressure bearing up pulley.

3. linear drives electric wire stranding machine according to claim 1 and 2 is characterized in that, the front end of described support assembly is provided with the storage wire casing and is equipped with wire casing, and described wire casing fully drives cylinder with switching and is connected.

4. linear drives electric wire stranding machine according to claim 1 and 2 is characterized in that, described rotary chuck assembly, strain clamp head assembly, vertically move the slide unit assembly, the horizontal Mobile Slide of linear drives is respectively two groups.

5. linear drives electric wire stranding machine according to claim 4 is characterized in that, the rotation clamp system top in the described rotary chuck assembly is equipped with protective cover.

6. linear drives electric wire stranding machine according to claim 4 is characterized in that, the automatic controller in described linear drive motor and the electric cabinet is connected.

7. linear drives electric wire stranding machine according to claim 1 is characterized in that described synchronous linear transmission mechanism is the belt gear that contains synchronous band.

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