Yarn tension calibration and adjustment device

Abstract

The utility model relates to a yarn tension calibration adjusting device which comprises a machine frame, a telescopic air cylinder is fixedly connected to the surface of the machine frame, an upper adjusting wheel is fixedly connected to the bottom end of a piston rod of the telescopic air cylinder, and a sliding support is connected to the surface of the machine frame in a sliding mode. The two sides of the top of the sliding support are rotationally connected with lower adjusting wheels through wheel carriers, and the surface of the machine frame is fixedly connected with an elastic air bag and an air push rod. According to the yarn tension calibration adjusting device, double-stroke adjustment can be achieved through movement of the telescopic air cylinder, the adjusting range is wider, stress is dispersed at multiple points, abrasion of yarn is effectively reduced, the sliding support is pushed to move through the elastic air bag, buffering allowance exists, and the situation that the yarn tension is too large can be prevented. And the protection performance is better while rapid large-range adjustment can be realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to tension adjusting technical field, concretely is a yarn tension calibration adjusting device. BACKGROUND

[0002] In the field of textile machinery, the quality of many textile products produced on the spinning machine equipment is related to the tension control and adjustment of the yarn in the weaving process. The difference in tension leads to density differences in different batches or even the same batch of textile products, which seriously affects the quality. The existing tension regulator for adjusting the tension of the yarn has only one adjusting component, poor balance, uneven stress on the yarn, easy to break, and low processing efficiency. SUMMARY

[0003] In view of the deficiencies of the prior art, the utility model provides a yarn tension calibration adjusting device, which solves the problems mentioned above.

[0004] To achieve the above purpose, the utility model discloses the following technical scheme: a yarn tension calibration adjusting device, comprising a rack, the surface of the rack is fixedly connected with a telescopic air cylinder, the bottom end of the piston rod of the telescopic air cylinder is fixedly connected with an upper adjusting wheel, the surface of the rack is slidably connected with a sliding support, the top of the sliding support is rotatably connected with a lower adjusting wheel through a wheel frame on both sides, the surface of the rack is fixedly connected with an elastic air bag and a gas push rod respectively, the top end of the piston rod of the gas push rod is fixedly connected with the side of the wheel frame, the elastic air bag and the gas push rod are connected through a connecting pipeline, the inner cavity of the sliding support is provided with a hole groove matched with the surface of the elastic air bag, the surface of the piston rod of the telescopic air cylinder is fixedly connected with a pressure rod, the bottom of the pressure rod is fixedly connected with a pressure plate fixedly connected with the top of the elastic air bag, when in use, the yarn is sequentially pulled and conveyed through the left fixed wheel, the left lower adjusting wheel, the upper adjusting wheel, the right lower adjusting wheel and the right fixed wheel, when the tension needs to be adjusted, the telescopic air cylinder is started to drive the upper adjusting wheel to move downward, at this time, the pressure rod moves downward to drive the pressure plate to extrude the elastic air bag, the gas in the elastic air bag is conveyed to the inside of the gas push rod through the connecting pipeline, then the sliding support is lifted to lift the lower adjusting wheel, the double stroke adjustment can be realized through the movement of the telescopic air cylinder, the adjustment range is wider, and the yarn is effectively prevented from being worn and torn through the multi-point dispersed stress, the sliding support is moved through the elastic air bag, there is a buffer margin, which can prevent the force from being too large, and the performance is better while the yarn tension can be quickly and widely adjusted.

[0005] As a further scheme of the utility model: the surface of the rack is fixedly connected with a piston rod, one end of the piston rod penetrates through the hole groove and extends above the hole groove, the top end of the piston rod is fixedly connected with the bottom of the pressure plate, the elastic air bag is guided through the piston rod, so that it can only move up and down, which can effectively inhibit the expansion towards the side.

[0006] As a further scheme of the utility model: two lower adjusting wheels are arranged at two sides of the upper adjusting wheel and are located at the lower half horizontal plane of the upper adjusting wheel, through the arrangement of two lower adjusting wheels and one upper adjusting wheel, two simultaneous movements effectively increase the stroke.

[0007] As a further scheme of the utility model: the both sides of the rack are rotatably connected with fixed wheels located at the two sides of the lower adjusting wheel and guiding the yarn, the entering yarn is guided through the fixed wheel.

[0008] Compared with the prior art, the utility model has the following beneficial effects: through the movement of the telescopic cylinder, double stroke adjustment can be realized, the adjustment range is wider, and multi-point dispersed stress effectively reduces the wear of the yarn, and through the elastic air bag to push the sliding support to move, there is a buffer margin, the force can be prevented from being too large, the performance is better while the fast wide-range adjustment is realized. BRIEF DESCRIPTION OF DRAWINGS

[0009] Fig. 1 It is external structure schematic view of the utility model;

[0010] Fig. 2 It is structure top view of the sliding support of the utility model.

[0011] In the drawing: 1, rack;2, telescopic cylinder;3, upper adjusting wheel;4, pressing rod;5, air push rod;6, wheel frame;7, lower adjusting wheel;8, sliding support;9, hole groove;10, elastic air bag;11, piston rod;12, pressing plate;13, connecting pipeline. DETAILED DESCRIPTION

[0012] In order to further illustrate the technical means and effects adopted by the utility model for realizing the predetermined utility model purposes and effects, the following will be combined with the drawings and preferred embodiments, and the specific implementation, structure, features and effects according to the utility model will be described in detail as follows.

[0013] Please refer to Figs. 1-2The utility model provides a technical scheme: a yarn tension calibration adjusting device, including frame 1, the surface fixed connection of frame 1 has telescopic pneumatic cylinder 2, the bottom fixed connection of telescopic pneumatic cylinder 2 piston rod has upper adjusting wheel 3, the surface sliding connection of frame 1 has sliding support 8, the top both sides of sliding support 8 are all connected with lower adjusting wheel 7 through wheel frame 6 rotation, the surface fixed connection of frame 1 has elastic air bag 10 and air push rod 5 respectively, the piston rod top end of air push rod 5 is fixedly connected with the side of wheel frame 6, elastic air bag 10 and air push rod 5 are connected through connecting pipeline 13, the inner chamber of sliding support 8 is equipped with the hole groove 9 of the surface adaptation of elastic air bag 10, the surface fixed connection of telescopic pneumatic cylinder 2 piston rod has pressure rod 4, the bottom fixed connection of pressure rod 4 has the pressure plate 12 of the top fixed connection of elastic air bag 10, when using, yarn is sequentially pulled through left fixed wheel, left lower adjusting wheel 7, upper adjusting wheel 3, right lower adjusting wheel 7 and right fixed wheel and is transported, when needing to adjust tension, start telescopic pneumatic cylinder 2 and drive upper adjusting wheel 3 to move downward, at this moment, pressure rod 4 moves downward, drive pressure plate 12 and extrude elastic air bag 10, the gas in the inside of elastic air bag 10 is transported to the inside of air push rod 5 through connecting pipeline 13, then drive sliding support 8 to rise, drive lower adjusting wheel 7 to rise, through telescopic pneumatic cylinder 2 movement can realize double stroke adjustment, and the adjustment range is wider, and multiple point dispersion stress, effectively reduce the wear and tear of yarn, and sliding support 8 is moved through elastic air bag 10, there is buffer margin, can prevent the strength to be too big, can fast wide-range adjustment while the protection performance is better.

[0014] The surface fixed connection of frame 1 has piston rod 11, one end of piston rod 11 penetrates hole groove 9 and extends to the upper of hole groove 9, the top end of piston rod 11 is fixedly connected with the bottom of pressure plate 12, the elastic air bag 10 is guided through piston rod 11, so that it can only move up and down, and the inflation towards the side can be effectively inhibited.

[0015] Two lower adjusting wheels 7 are arranged at the two sides of upper adjusting wheel 3 and are located at the lower half horizontal plane of upper adjusting wheel 3, by the arrangement of two lower adjusting wheels 7 and one upper adjusting wheel 3, two move simultaneously, effectively increase the stroke.

[0016] The both sides of frame 1 are rotatably connected with fixed wheels located at the two sides of lower adjusting wheel 7 for guiding yarn, the entering yarn is guided through the fixed wheel.

[0017] The above merely describes preferred embodiments of the present application, and is not intended to limit the present application in any form. Although the present application has been disclosed with preferred embodiments, it is not intended to limit the present application. Any person skilled in the art can make minor changes or modifications to the disclosed technical content, or make equivalent embodiments with equivalent changes, without departing from the technical solution of the present application. Any modification, equivalent change or modification of the above embodiments, which does not depart from the technical solution of the present application, is still within the scope of the technical solution of the present application.

Claims

1. A yarn tension calibration adjustment device comprising a frame (1), characterized in that: The surface of the rack (1) is fixedly connected with a telescopic air cylinder (2), the bottom end of the piston rod of the telescopic air cylinder (2) is fixedly connected with an upper adjusting wheel (3), the surface of the rack (1) is slidably connected with a sliding support (8), the top of the sliding support (8) is rotatably connected with a lower adjusting wheel (7) on both sides through a wheel frame (6), the surface of the rack (1) is fixedly connected with an elastic air bag (10) and an air push rod (5) respectively, the top end of the piston rod of the air push rod (5) is fixedly connected with the side edge of the wheel frame (6), the elastic air bag (10) and the air push rod (5) are connected through a connecting pipeline (13), the inner cavity of the sliding support (8) is provided with a hole slot (9) matched with the surface of the elastic air bag (10), the surface of the piston rod of the telescopic air cylinder (2) is fixedly connected with a pressing rod (4), the bottom of the pressing rod (4) is fixedly connected with a pressing plate (12) fixedly connected with the top of the elastic air bag (10).

2. A yarn tension calibration adjustment device according to claim 1, characterised in that: The surface of the rack (1) is fixedly connected with a piston rod (11), one end of the piston rod (11) penetrates through the hole slot (9) and extends above the hole slot (9), and the top end of the piston rod (11) is fixedly connected with the bottom of the pressing plate (12).

3. A yarn tension calibration adjustment device according to claim 1, wherein: Two lower adjusting wheels (7) are arranged on both sides of the upper adjusting wheel (3) and located in the lower half horizontal plane of the upper adjusting wheel (3).

4. A yarn tension calibration adjustment device according to claim 1, wherein: The rack (1) is rotatably connected with a fixed wheel on both sides of the lower adjusting wheel (7) for guiding the yarn.

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