CN220494424U - Chain belt anti-deviation device of double-slider zipper machine - Google Patents

Abstract

The utility model belongs to the technical field of zipper equipment, and relates to a chain belt deviation preventing device of a double-slider zipper machine, which comprises a deviation preventing platform, wherein a slider cap channel is arranged on the deviation preventing platform, deviation preventing clamps are respectively arranged on two sides of the slider cap channel, each deviation preventing clamp comprises a fixed end and a clamping end, the fixed ends are rotationally connected with the platform, the two clamping ends are oppositely arranged to form a sprocket channel, a tension spring is arranged between the two deviation preventing clamps, and the tension spring gives pretightening force for the two deviation preventing clamps to approach each other.

Description

Chain belt anti-deviation device of double-slider zipper machine

Technical Field

The utility model belongs to the technical field of zipper equipment, and relates to a chain belt deviation preventing device of a double-slider zipper machine.

Background

The prior double-slider zipper machine device performs the zipper-up action on two sliders through two zipper machines. One zipper machine respectively completes the action of pulling the zipper head through the zipper. But in a conventional double slider zipper machine there are the following: when the first zipper machine finishes conveying the slider to the second zipper machine, the center of the first zipper machine is easy to deviate.

Disclosure of Invention

According to the utility model, the chain belt deviation preventing device of the double-slider zipper machine has the advantage of stable slider conveying.

The purpose of the utility model is realized in the following way:

the utility model provides a chain belt deviation preventing device of two pull head zip fastener machines, includes prevents the off-set platform, be provided with pull head block passageway on the off-set platform, be equipped with respectively in the both sides of pull head block passageway and prevent off-set clamp, prevent off-set clamp includes stiff end and holding end, the stiff end rotates with the platform to be connected, and two holding ends set up in opposite directions and form the sprocket passageway, are provided with the extension spring between two and prevent off-set clamp, and the extension spring gives the pretightning force that two prevent off-set clamp are close to each other.

The device is through setting up the anti-deflection platform, prevent partially pressing from both sides and extension spring to be provided with pull head block passageway on the anti-deflection platform, make behind first zip fastener machine gives the chain area and has finished first pull head, when pull head and zip fastener pass through the anti-deflection platform, the block of pull head removes in pull head block passageway, and the sprocket of zip fastener removes between two anti-deflection clamp, thereby has guaranteed the stability at zip fastener and pull head center, can not take place the center skew, thereby better let second zip fastener machine go up the pull head work.

The utility model is further provided with: the anti-deflection platform is further provided with an anti-deflection clamp limiting device, the limiting device comprises a limiting block fixed on the platform, a limiting groove is formed in the limiting block, the anti-deflection clamp is connected with a connecting rod, and a positioning block is formed in the connecting rod opposite to the groove.

Through setting up of preventing the limit device that partially presss from both sides, can adapt to different sprocket, because the width of different sprocket can be different, as long as the position of adjustment stopper just can adjust the initial interval that two prevent partially pressing from both sides this moment.

The utility model is further provided with: the positioning block and the connecting rod are connected into an L shape.

The utility model is further provided with: the initial spacing of the two anti-deflection clips is equal to the sprocket width.

Through setting up of preventing the limit device that partially presss from both sides for can set up the initial position that two prevent partially press from both sides, its initial position best selects to be the same width with the sprocket, can control the central point of sprocket like this, has can not bring too much frictional force for the sprocket, influences sprocket surface quality. When the pull head passes, the width of the pull head is necessarily wider than that of the chain belt, the anti-deflection clamp is squeezed open to two sides by the pull head, and after the pull head passes, the anti-deflection clamp resets under the action of the tension spring, keeps the same width as the chain teeth, and keeps the action of stabilizing the chain teeth.

The utility model is further provided with: the two ends of the tension spring are respectively connected to the middle part of the anti-deflection clamp.

The utility model is further provided with: the lower ends of the deflection preventing clamps are respectively fixed with a guide post, the platform is formed with a guide groove for the guide posts to slide, and the two ends of the tension spring are respectively connected with the guide posts of the two deflection preventing clamps.

Through the arrangement, the guide post and the guide groove have a guiding function when the anti-deflection clamp rotates, so that the rotation of the anti-deflection clamp is more stable.

The utility model is further provided with: the guide groove is arc-shaped.

Compared with the prior art, the utility model has the following outstanding and beneficial technical effects: the device is through setting up the anti-deflection platform, prevent partially pressing from both sides and extension spring to be provided with pull head block passageway on the anti-deflection platform, make behind first zip fastener machine gives the chain area and has finished first pull head, when pull head and zip fastener pass through the anti-deflection platform, the block of pull head removes in pull head block passageway, and the sprocket of zip fastener removes between two anti-deflection clamp, thereby has guaranteed the stability at zip fastener and pull head center, can not take place the center skew, thereby better let second zip fastener machine go up the pull head work.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a slider.

Fig. 2 is a schematic structural view of the chain belt deviation preventing device.

Fig. 3 is a schematic view of the back structure of the chain belt deviation preventing device.

1-an anti-deflection platform; 2-a slider cap channel; 3-an anti-deflection clamp; 4-a fixed end; 5-clamping ends; 6-a tension spring; 7-limiting blocks; 8-a limit groove; 9-connecting rod; 10-positioning blocks; 11-guide posts; 12-a guide groove; 101-a pull head; 102-capping; 103-pendant.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

The utility model provides a chain belt deviation preventing device of two pull head zip fastener machines, includes prevents off-set platform 1, be provided with pull head block passageway 2 on preventing off-set platform 1, be equipped with respectively in the both sides of pull head block passageway 2 and prevent off-set clamp 3, prevent off-set clamp 3 includes stiff end 4 and clamping end 5, stiff end 4 rotates with platform 1 to be connected, and two clamping ends 5 set up in opposite directions and form the sprocket passageway, are provided with extension spring 6 between two prevent off-set clamp 3, and extension spring 6 gives the pretightning force that two prevent off-set clamp 3 are close to each other.

The device is through setting up anti-deflection platform 1, anti-deflection clamp 3 and extension spring 6 to be provided with pull head cap passageway 2 on anti-deflection platform 1, make behind first pull head 101 is carried to the chain area for first zip fastener machine, when pull head 101 and zip fastener pass through anti-deflection platform 1, the cap 102 of pull head removes in pull head cap passageway 2, and the sprocket of zip fastener removes between two anti-deflection clamp 3, thereby has guaranteed the stability in zip fastener and pull head 101 center, can not take place the center skew, thereby better let second zip fastener machine go up the pull head work.

The anti-deflection platform 1 is further provided with an anti-deflection clamp limiting device, the limiting device comprises a limiting block 7 fixed on the platform, a limiting groove 8 is formed in the limiting block 7, the anti-deflection clamp 3 is connected with a connecting rod 9, and a positioning block 10 is formed in the connecting rod 9 opposite to the groove.

Through setting up of preventing the limit device that partially presss from both sides, can adapt to different sprocket, because the width of different sprocket can be different, as long as the position of adjustment stopper just can adjust the initial interval that two prevent partially pressing from both sides this moment.

The positioning block 10 and the connecting rod 9 are connected in an L shape.

The initial spacing of the two anti-deflection clips 3 is equal to the tooth width. Through setting up of preventing the limit device that partially presss from both sides for can set up the initial position of two preventing partially pressing from both sides 3, its initial position best selects to be the same width with the sprocket, can control the central point of sprocket like this, has can not bring too much frictional force for the sprocket, influences sprocket surface quality. When the pull head passes, the width of the pull head is necessarily wider than that of the chain belt, the anti-deflection clamp is squeezed open to two sides by the pull head, and after the pull head passes, the anti-deflection clamp resets under the action of the tension spring, keeps the same width as the chain teeth, and keeps the action of stabilizing the chain teeth.

Two ends of the tension spring 6 are respectively connected to the middle part of the anti-deflection clamp 3.

The lower ends of the anti-deflection clamps 3 are respectively fixed with a guide post 11, the platform 1 is formed with a guide groove 12 for the guide posts 11 to slide, and two ends of the tension springs 6 are respectively connected with the guide posts 11 of the two anti-deflection clamps 3.

Through the arrangement, the guide post 11 and the guide groove 12 have a guiding function when the anti-deflection clamp rotates, so that the rotation of the anti-deflection clamp is more stable.

The guide groove 12 is circular arc-shaped.

The utility model has the characteristics of simple structure and stable slider conveying.

The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (7)

1. The utility model provides a chain belt deviation preventing device of two pull head zip fastener machines, includes prevents the off-set platform, a serial communication port, be provided with the pull head block passageway on the off-set platform, be equipped with respectively in the both sides of pull head block passageway and prevent off-set clamp, prevent off-set clamp includes stiff end and holding end, the stiff end rotates with the platform to be connected, and two holding ends set up in opposite directions and form the sprocket passageway, are provided with the extension spring between two and prevent off-set clamp, and the extension spring gives the pretightning force that two prevent off-set clamp are close to each other.

2. The link belt deviation preventing apparatus of a double slider slide fastener machine according to claim 1, wherein: the anti-deflection platform is further provided with an anti-deflection clamp limiting device, the limiting device comprises a limiting block fixed on the platform, a limiting groove is formed in the limiting block, the anti-deflection clamp is connected with a connecting rod, and a positioning block is formed in the connecting rod opposite to the groove.

3. The link belt deviation preventing apparatus of a double slider slide fastener machine according to claim 2, wherein: the positioning block and the connecting rod are connected into an L shape.

4. The link belt deviation preventing apparatus of a double slider slide fastener machine according to claim 2, wherein: the initial spacing of the two anti-deflection clips is equal to the sprocket width.

5. The link belt deviation preventing apparatus of a double slider slide fastener machine according to claim 1, wherein: the two ends of the tension spring are respectively connected to the middle part of the anti-deflection clamp.

6. The link belt deviation preventing apparatus of a double slider slide fastener machine according to claim 5, wherein: the lower ends of the deflection preventing clamps are respectively fixed with a guide post, the platform is formed with a guide groove for the guide posts to slide, and the two ends of the tension spring are respectively connected with the guide posts of the two deflection preventing clamps.

7. The link belt deviation preventing apparatus of a double slider slide fastener machine according to claim 6, wherein: the guide groove is arc-shaped.