Automatic adjusting device for positioning pressing block of chain belt penetrating machine

Abstract

The utility model belongs to the field of zipper machine equipment, and relates to a positioning pressing block automatic adjusting device of a zipper belt penetrating machine, which comprises a belt passing plate, a positioning seat is fixed on the belt passing plate, a belt passing channel is formed between the belt passing plate and the positioning seat, and the belt passing channel comprises a zipper tooth channel and a cloth belt channel. A positioning needle groove is vertically formed in the position, opposite to the upper portion of the zipper tooth channel, of the positioning base, a positioning needle capable of moving up and down is arranged in the positioning needle groove, a positioning needle driving mechanism for driving the positioning needle to move up and down is arranged on the positioning base, and a vertically-formed adjusting groove is further formed in the positioning base and arranged in front of the positioning needle groove. An adjusting rod is arranged in the adjusting groove in a sliding mode, an adjusting pressing block is arranged at the lower end of the adjusting rod, the adjusting rod is sleeved with a spring, and the spring always exerts force for the adjusting pressing block to move downwards. The device has the advantages that the device can be suitable for square blocks with different thicknesses, the square blocks with different thicknesses can be pressed and positioned, the square blocks are prevented from floating up and down, and therefore the inserting stability of the plug pin is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to zip fastener machine equipment field relates to a kind of chain belt threading machine's positioning pressure block automatic adjusting device. BACKGROUND

[0002] Chain belt threading machine is a kind of device for automatically threading puller to chain belt, such as a kind of chain belt threading machine disclosed in Chinese invention patent No.2024106803267, which realizes the function of automatically threading puller to chain belt by double positioning mechanism, upper stop side push mechanism, upper puller device, square block chain auxiliary device, bolt chain advancing device, bolt chain side push device and bolt chain retreating device.The device realizes the positioning of square block on chain belt by positioning seat and positioning needle in double positioning mechanism, so that the bolt in the square block chain can be accurately inserted into the square block. However, it is found in use that due to the precision problem of square block in the processing process, the thickness of square block may be uneven. When the thickness of square block is too thin, the positioning seat is pressed against the square block, and there is a large gap between the positioning seat and the square block. At this time, the square block may float up and down, which affects the stability of bolt insertion. SUMMARY

[0003] The utility model provides a kind of positioning pressure block automatic adjusting device of chain belt threading machine according to the above-mentioned problem, the device has the advantage that different thickness square blocks can be pressed and positioned, preventing square block from floating up and down, thereby improving the stability of bolt insertion.

[0004] The purpose of the utility model is achieved as follows:

[0005] A kind of positioning pressure block automatic adjusting device of chain belt threading machine, including pass belt plate, positioning seat is fixed on pass belt plate, pass belt channel is formed between pass belt plate and positioning seat, pass belt channel includes chain tooth channel and cloth belt channel, the positioning needle slot is vertically arranged on the upper side of positioning seat relative to chain tooth channel, the positioning needle slot is provided with the positioning needle that can move up and down, positioning needle driving mechanism that drives the positioning needle to move up and down is arranged on the positioning seat, vertically arranged adjusting groove is also formed in the positioning seat, adjusting groove is arranged in front of positioning needle slot, adjusting rod is slidably arranged in adjusting groove, adjusting pressure block is arranged at the lower end of adjusting rod, spring is sleeved on adjusting rod, spring always gives adjusting pressure block the force of downward movement.

[0006] By the setting of adjusting rod, adjusting pressure block and spring, when the positioning needle blocks square block, adjusting pressure block can automatically adjust position according to the thickness of square block, and press square block, prevent square block from floating up and down, improve the stability of bolt insertion.

[0007] The utility model further sets up: the adjusting groove is upper and lower through groove, the upper end of adjusting groove is fixed with the limit plate, the upper end of adjusting rod passes through the limit plate and extends upward, the upper end of spring abuts on the limit plate, and the lower end of spring abuts on the adjusting pressure block.

[0008] Through above setting, can realize to spring upper end limit, and do not influence the up and down movement of adjusting rod.

[0009] The utility model further sets up: the upper end of adjusting rod is equipped with upper end limit block, and the upper end limit block sets up the above of limit plate.

[0010] Through the setting of upper end limit block, can limit the distance of adjusting rod downward movement, prevent the excessive downward movement of adjusting rod.

[0011] The utility model further sets up: the limit plate is L-shaped, is limit part and fixed part respectively, limit part sets up on the upper end of adjusting groove, and fixed part sets up in the side of positioning seat, and fixed part is connected with positioning seat through fastener.

[0012] The utility model further sets up: the adjusting pressure block includes guide portion and square block pressure part, the guide portion sets up in adjusting groove, and the shape of guide portion is compatible with adjusting groove, and the square block pressure part sets up below adjusting groove.

[0013] Through the setting of the shape of guide portion compatible with adjusting groove, can make the up and down movement of adjusting pressure block more stable, and it is difficult to shake and deviate.

[0014] The utility model further sets up: the lower end of spring abuts on the upper end surface of guide portion.

[0015] The utility model further sets up: the square block pressure part includes positioning end, and the upper end surface of positioning end is positioning face, and positioning face sets up below the front wall of adjusting groove.

[0016] Through the setting of positioning end, can limit the distance of square block pressure part upward movement.

[0017] The utility model further sets up: the front lower end of square block pressure part is formed with arc segment.

[0018] Through the setting of arc segment, can more conveniently square block enter below square block pressure part.

[0019] The utility model further sets up: the positioning needle drive mechanism includes connecting rod, and the horizontal swing groove for the swing of connecting rod is formed in positioning seat, and the middle part of connecting rod is rotatably connected with positioning seat through pin, and one end of connecting rod is rotatably connected with positioning needle, and the other end of connecting rod is rotatably connected with the output end of drive cylinder.

[0020] The utility model further sets up: the positioning needle opposite connecting rod has hinged end, the hinged end has the hinged groove that the one end of connecting rod inserts, the opening of hinged groove has the accommodation gap, and connecting rod opposite accommodation gap has the accommodation recess.

[0021] The present application has the following advantages: the adjusting rod, the adjusting block and the spring are used to automatically adjust the position of the adjusting block according to the thickness of the block when the block is blocked by the positioning needle, and the block is pressed to prevent the block from floating up and down, thereby improving the stability of the bolt insertion. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings.

[0023] Figure 1 The structure diagram of the positioning block automatic adjusting device.

[0024] Figure 2 The structure diagram of the positioning seat.

[0025] Figure 3 The structure diagram of the positioning seat.

[0026] Figure 4 The structure diagram of the adjusting rod, the adjusting block and the limiting plate.

[0027] Figure 5 The structure diagram of the positioning needle driving mechanism.

[0028] 1-passing plate; 2-positioning seat; 3-sprocket channel; 4-belt channel; 5-positioning needle slot; 6-positioning needle; 7-adjusting groove; 8-adjusting rod; 9-adjusting block; 10-spring; 11-limiting plate; 12-upper end limiting block; 13-limiting part; 14-fixing part; 15-guiding part; 16-block pressing part; 17-positioning end; 18-positioning surface; 19-adjusting groove front wall; 20-circular arc segment; 21-connecting rod; 22-pintle; 23-driving cylinder; 24-hinged groove; 25-accommodation gap; 26-accommodation recess. DETAILED DESCRIPTION

[0029] In order to make the objects, technical solutions and advantages of the present application clearer, the technical solutions of the present application will be described in detail below. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work belong to the scope of protection of the present application.

[0030] The positioning block automatic adjusting device of the chain belt threading machine comprises a passing belt plate 1, a positioning seat 2 fixed on the passing belt plate 1, a passing belt channel formed between the passing belt plate 1 and the positioning seat 2, the passing belt channel comprising a chain tooth channel 3 and a cloth belt channel 4, a positioning needle groove 5 vertically arranged above the chain tooth channel 3 of the positioning seat 2, a positioning needle 6 movably arranged in the positioning needle groove 5, a positioning needle driving mechanism arranged on the positioning seat 2 and used for driving the positioning needle 6 to move up and down, a vertically arranged adjusting groove 7 formed in the positioning seat 2 and arranged in front of the positioning needle groove 5, an adjusting rod 8 slidably arranged in the adjusting groove 7, an adjusting block 9 arranged at the lower end of the adjusting rod 8, and a spring 10 sleeved on the adjusting rod 8 and always giving the adjusting block 9 a downward movement force.

[0031] Through the arrangement of the adjusting rod 8, the adjusting block 9 and the spring 10, when the positioning needle 6 blocks the square block, the adjusting block 9 can automatically adjust the position according to the thickness of the square block and press the square block to prevent the square block from floating up and down, thereby improving the stability of the insertion of the pin.

[0032] The adjusting groove 7 is an up-and-down groove, the upper end of the adjusting groove 7 is fixed with a limiting plate 11, the upper end of the adjusting rod 8 extends upward through the limiting plate 11, the upper end of the spring 10 abuts against the limiting plate 11, and the lower end of the spring 10 abuts against the adjusting block 9. Through the above arrangement, the upper end of the spring can be limited, and the up-and-down movement of the adjusting rod is not affected.

[0033] The upper end of the adjusting rod 8 is provided with an upper end limiting block 12 arranged above the limiting plate 11. Through the arrangement of the upper end limiting block 12, the downward movement distance of the adjusting rod can be limited to prevent the excessive downward movement of the adjusting rod.

[0034] The limiting plate 11 is L-shaped and comprises a limiting portion 13 and a fixed portion 14, the limiting portion 13 is arranged at the upper end of the adjusting groove 7, and the fixed portion 14 is arranged at the side edge of the positioning seat 2, the fixed portion 14 is fixedly connected with the positioning seat 2 through fasteners.

[0035] The adjusting block 9 comprises a guide part 15 and a block pressing part 16, the guide part 15 is arranged in the adjusting groove 7, the guide part 15 is matched with the adjusting groove 7 in shape, and the block pressing part 16 is arranged below the adjusting groove 7. Through the arrangement that the guide part 15 is matched with the adjusting groove 7 in shape, the up-and-down movement of the adjusting block 9 is more stable, and the shaking and deviation are not prone to occur.

[0036] The lower end of the spring 10 abuts against the upper end surface of the guide part 15.

[0037] The block pressing part 16 comprises a positioning end 17, the upper end surface of the positioning end 17 is a positioning surface 18, and the positioning surface 18 is arranged below the front wall 19 of the adjusting groove. Through the arrangement of the positioning surface 18, the up-moving distance of the block pressing part 16 can be limited.

[0038] The front lower end of the block pressing part 16 is formed with a circular arc segment 20. Through the arrangement of the circular arc segment, the block can more conveniently enter below the block pressing part.

[0039] The positioning needle driving mechanism comprises a connecting rod 21, the positioning seat 2 is formed with a transverse swing groove for swing of the connecting rod 21, the middle part of the connecting rod 21 is rotationally connected with the positioning seat 2 through a pin 22, one end of the connecting rod 21 is rotationally connected with the positioning needle 6, and the other end of the connecting rod 21 is rotationally connected with the output end of a driving cylinder 23. The positioning needle driving mechanism is prior art, and will not be described in detail here.

[0040] The positioning needle 6 is formed with a hinged end relative to the connecting rod 21, the hinged end is formed with a hinge groove 24 for extension of one end of the connecting rod, the opening of the hinge groove is formed with a giving recess 25, and the connecting rod is formed with a giving groove 26 relative to the giving recess. Through the arrangement of the giving recess and the giving groove, the swing range of the connecting rod is larger.

[0041] The utility model discloses can be applicable to the block of different thickness, and all can be pressed tightly to the block of different thickness, prevent the block from floating up and down, thereby improve the stability of the bolt insertion feature.

[0042] The above embodiment is only the preferred embodiment of the present application, and does not limit the protection scope of the present application, so that: all equivalent changes made according to the structure, shape and principle of the present application should be covered in the protection scope of the present application.

Claims

1. An automatic adjustment device for the positioning block of a chain conveyor belt threading machine, comprising a belt feed plate, a positioning seat fixed on the belt feed plate, a belt feed channel formed between the belt feed plate and the positioning seat, the belt feed channel including a chain tooth channel and a fabric belt channel, a positioning pin groove vertically arranged above the chain tooth channel on the positioning seat, the positioning pin groove being provided with a positioning pin that can move up and down, and a positioning pin drive mechanism for driving the positioning pin to move up and down on the positioning seat, characterized in that... The positioning seat also has a vertically arranged adjustment groove, which is located in front of the positioning pin groove. An adjustment rod is slidably arranged in the adjustment groove, and an adjustment pressure block is provided at the lower end of the adjustment rod. A spring is sleeved on the adjustment rod, and the spring always provides a downward force to the adjustment pressure block.

2. The automatic adjustment device for the positioning pressure block of a chain threading machine according to claim 1, characterized in that: The adjustment groove is a through groove with upper and lower ends. A limit plate is fixed at the upper end of the adjustment groove. The upper end of the adjustment rod extends upward through the limit plate. The upper end of the spring abuts against the limit plate, and the lower end of the spring abuts against the adjustment block.

3. The automatic adjustment device for the positioning pressure block of a chain threading machine according to claim 2, characterized in that: The upper end of the adjusting rod is provided with an upper limit block, which is located above the limiting plate.

4. The automatic adjustment device for the positioning pressure block of a chain threading machine according to claim 3, characterized in that: The limiting plate is L-shaped, consisting of a limiting part and a fixing part. The limiting part is located at the upper end of the adjusting groove, and the fixing part is located on the side of the positioning seat. The fixing part is fixedly connected to the positioning seat by fasteners.

5. The automatic adjustment device for the positioning pressure block of a chain threading machine according to claim 1, characterized in that: The adjusting block includes a guide part and a square pressing part. The guide part is disposed in the adjusting groove and its shape is adapted to the adjusting groove. The square pressing part is disposed below the adjusting groove.

6. The automatic adjustment device for the positioning pressure block of a chain threading machine according to claim 5, characterized in that: The lower end of the spring abuts against the upper end face of the guide.

7. The automatic adjustment device for the positioning pressure block of a chain threading machine according to claim 5, characterized in that: The block clamping part includes a positioning end, the upper end face of which is a positioning surface, which is located below the front wall of the adjustment groove.

8. The automatic adjustment device for the positioning pressure block of a chain threading machine according to claim 7, characterized in that: The lower front end of the block clamping part is formed with an arc segment.

9. The automatic adjustment device for the positioning block of a chain threading machine according to claim 1, characterized in that: The positioning pin drive mechanism includes a connecting rod, a transverse swing groove for the connecting rod to swing is formed in the positioning seat, the middle part of the connecting rod is rotatably connected to the positioning seat through a pin, one end of the connecting rod is rotatably connected to the positioning pin, and the other end of the connecting rod is rotatably connected to the output end of the drive cylinder.

10. The automatic adjustment device for the positioning pressure block of a chain threading machine according to claim 9, characterized in that: The positioning pin has a hinge end formed relative to the connecting rod, the hinge end has a hinge groove formed for one end of the connecting rod to extend into, the opening of the hinge groove has a clearance notch, and the connecting rod has a clearance groove formed relative to the clearance notch.

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