Device for preventing two-for-one twisting yarn from generating defective yarn

Abstract

The utility model discloses a device for preventing two-for-one twisting yarn from generating defective yarn, and relates to the technical field of spinning equipment. The device comprises a support, fixing plates which are symmetrically distributed are fixedly installed at the top end of the support, two stabilizing blocks are fixedly installed on the outer side of one fixing plate, a first rotating shaft jointly and rotationally penetrates through the opposite sides of the two stabilizing blocks, and first clamping rods which are annularly distributed are fixedly installed on the outer side of the first rotating shaft; a sleeve is arranged on the outer side of the first rotating shaft, first clamping grooves which are annularly distributed are formed in the sleeve, and the first clamping rods penetrate through the first clamping grooves; according to the yarn tension adjusting device, autorotation of the tension roller can be achieved, friction generated when yarn makes contact with the tension roller is reduced, the breakage probability is reduced, the tension roller can move transversely and longitudinally while rotating, real-time adjustment can be conducted according to the requirements of workers, the stability of tension generated on the yarn is improved, and the situation of defective yarn is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of textile equipment, in particular to a device for preventing double-twisted yarn from generating yarn defects. Background Art

[0002] The two-for-one twister is a twisting device that can achieve two twists in one turn. The twisting efficiency is doubled compared with traditional twisting equipment. The package capacity is increased, there is no joint in 10,000 meters, and the twisting quality is greatly improved.

[0003] Publication No. CN210560946U discloses a two-for-one twisting machine, including a twisting roller, a friction roller is arranged under the twisting roller, an overfeed roller is arranged under the friction roller, a broken wire detection device is arranged under the overfeed roller, a yarn storage drum is arranged under the broken wire detection device, and the broken wire detection device includes a support frame, a drop plate is hinged on the support frame, a wire hole is opened on the drop plate, a rotating shaft is symmetrically arranged in the wire hole, a sensor is arranged under the drop plate, a cylinder is arranged on the support frame, the sensor is electrically connected to the cylinder, a brake plate is arranged on the cylinder output shaft, and the brake plate is located above the yarn storage drum. The utility model has a reasonable structure, solves the problem that the yarn cannot be stopped in time when the yarn is broken in the production process, and is conducive to improving production efficiency;

[0004] In the above patent, the tension of the yarn is adjusted by a tension adjusting rod, but the position of the tension adjusting rod in the above patent is fixed, resulting in poor stability of the tension adjustment, which is prone to produce yarn defects, and the tension adjusting rod cannot rotate autonomously and needs to be driven by the yarn to rotate, thereby generating greater friction and increasing the probability of yarn breakage. Utility Model Content

[0005] In order to solve the problem of poor stability of tension adjustment, the utility model aims to provide a device for preventing double-twisted yarn from generating yarn defects.

[0006] In order to solve the above technical problems, the utility model adopts the following technical solutions: a device for preventing double twisted yarn from generating defective yarn, comprising a bracket, a symmetrically distributed fixed plate is fixedly installed on the top of the bracket, two stabilizing blocks are fixedly installed on the outer side of one of the fixed plates, and a first rotating shaft is passed through the opposite sides of the two stabilizing blocks for common rotation, a first clamping rod distributed in an annular manner is fixedly installed on the outer side of the first rotating shaft, a sleeve is arranged on the outer side of the first rotating shaft, a first clamping groove distributed in an annular manner is opened inside the sleeve, the first clamping rod passes through the first clamping groove, a first bevel gear is fixedly sleeved on the outer side of the sleeve, a second bevel gear is meshedly connected with the bottom of the first bevel gear, and a rotating rod is fixedly passed through the middle of the second bevel gear;

[0007] A movable plate is provided at one end of the outer side of the sleeve away from the first bevel gear, the sleeve rotates and penetrates the movable plate, the movable plate is distributed in an L-shaped state, a connecting plate is fixedly installed at the bottom of the movable plate, the rotating rod rotates and penetrates the connecting plate, a second clamping rod distributed in an annular manner is fixedly installed on the outer side of the rotating rod, a tension roller is provided on the outer side of the rotating rod, a connecting pipe is fixedly installed on one end of the tension roller close to the fixed plate, a second clamping groove distributed in an annular manner is opened in the middle of the tension roller and the connecting pipe, the second clamping rod penetrates the second clamping groove, a stabilizing plate is provided on the outer side of the connecting pipe, and the connecting pipe rotates and penetrates the stabilizing plate.

[0008] Preferably, a fixing rod is fixedly installed on one side of the stabilizing plate close to the tension roller, a fixing tube is fixedly sleeved outside the fixing rod, a scraper is fixedly installed outside the fixing tube, and the scraper is used in conjunction with the tension roller.

[0009] Compared with the prior art, the beneficial effects of the utility model are:

[0010] 1. The present application can realize the self-rotation of the tension roller, reduce the friction generated when the yarn contacts it, reduce the probability of breakage, and can move the tension roller horizontally and vertically while rotating, so that it can be adjusted in real time according to the needs of the staff, improve the stability of the tension generated on the yarn, and reduce the occurrence of yarn defects;

[0011] 2. The present application can remove dust from the tension roller to prevent the surface of the tension roller from being stained with too much dust, thereby affecting the quality of the yarn. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0014] Figure 2 It is a structural schematic diagram of the first rotating shaft in the utility model.

[0015] Figure 3 It is a structural schematic diagram of the sleeve in the utility model.

[0016] Figure 4 It is a structural schematic diagram of the tension roller in the utility model.

[0017] Figure 5It is a structural schematic diagram of the second card slot in the utility model.

[0018] In the figure: 1. bracket; 11. fixed plate; 12. stabilizing block; 13. first rotating shaft; 14. first clamping rod; 15. sleeve; 16. first clamping slot; 17. first bevel gear; 18. second bevel gear; 19. rotating rod; 191. moving plate; 192. connecting plate; 193. second clamping rod; 194. tension roller; 195. connecting pipe; 196. second clamping slot; 197. stabilizing plate; 2. fixed rod; 21. fixed pipe; 22. scraper; 3. first electric push rod; 4. mounting plate; 41. second electric push rod; 5. limit slot; 51. limit plate; 6. empty slot; 7. motor; 8. stabilizing rod. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Example: Figure 1-5 As shown, the utility model provides a device for preventing double twisted yarn from generating defective yarn, comprising a bracket 1, a symmetrically distributed fixed plate 11 is fixedly installed on the top of the bracket 1, two stabilizing blocks 12 are fixedly installed on the outer side of one of the fixed plates 11, and a first rotating shaft 13 is passed through the opposite sides of the two stabilizing blocks 12 for common rotation, and a first clamping rod 14 distributed in an annular manner is fixedly installed on the outer side of the first rotating shaft 13, a sleeve 15 is arranged on the outer side of the first rotating shaft 13, and a first clamping groove 16 distributed in an annular manner is opened inside the sleeve 15, and the first clamping rod 14 passes through the first clamping groove 16, and a first bevel gear 17 is fixedly sleeved on the outer side of the sleeve 15, and a second bevel gear 18 is meshedly connected with the bottom of the first bevel gear 17, and a rotating rod 19 is fixedly passed through the middle of the second bevel gear 18, and an empty slot 6 is opened on the surface of the fixed plate 11, and the rotating rod 19 passes through the empty slot 6, and by providing the empty slot 6, the rotating rod 19 is prevented from being blocked when moving;

[0021] A movable plate 191 is provided at one end of the outer side of the sleeve 15 away from the first bevel gear 17, and a stabilizing rod 8 is fixedly installed on the opposite sides of the two stabilizing blocks 12, and the stabilizing rod 8 penetrates the movable plate 191. By setting the stabilizing rod 8, the stability of the movable plate 191 during movement is improved; the sleeve 15 rotates and penetrates the movable plate 191, and the movable plate 191 is distributed in an L-shaped state. A connecting plate 192 is fixedly installed at the bottom of the movable plate 191, and the rotating rod 19 rotates and penetrates the connecting plate 192. A second clamping rod 193 distributed in an annular manner is fixedly installed on the outer side of the rotating rod 19, and a tension roller 194 is provided on the outer side of the rotating rod 19. A connecting pipe 195 is fixedly installed on one end of the tension roller 194 close to the fixed plate 11. The middle parts of the tension roller 194 and the connecting pipe 195 are provided with a second clamping groove 196 distributed in an annular manner, and the second clamping rod 193 penetrates the second clamping groove 196. A stabilizing plate 197 is provided on the outer side of the connecting pipe 195, and the connecting pipe 195 rotates and penetrates the stabilizing plate 197.

[0022] A fixing rod 2 is fixedly installed on one side of the stabilizing plate 197 close to the tension roller 194 , a fixing tube 21 is fixedly sleeved on the outer side of the fixing rod 2 , a scraper 22 is fixedly installed on the outer side of the fixing tube 21 , and the scraper 22 is used in conjunction with the tension roller 194 .

[0023] A first electric push rod 3 is fixedly installed on the top of one of the stabilizing blocks 12, and the output end of the first electric push rod 3 is fixedly connected to the movable plate 191. By setting the first electric push rod 3, the movable plate 191 can be pushed to move, and the movable plate 191 can be limited so that it can only move in a straight line, thereby preventing the rotation of the sleeve 15 from causing the movable plate 191 to deviate.

[0024] A mounting plate 4 is movably sleeved on one end of the rotating rod 19 close to the fixed plate 11, and a second electric push rod 41 is fixedly installed on the bottom of the mounting plate 4. The output end of the second electric push rod 41 is fixedly connected to the stabilizing plate 197. By setting the second electric push rod 41, the stabilizing plate 197 can be pushed to move and the stabilizing plate 197 can be limited to avoid its displacement.

[0025] A limiting groove 5 is provided on one side of the fixing plate 11 close to the mounting plate 4, and a limiting plate 51 is fixedly installed on the side of the mounting plate 4 away from the second electric push rod 41. The limiting plate 51 is movably clamped in the limiting groove 5. By setting the limiting groove 5 and the limiting plate 51, the mounting plate 4 can be limited to prevent it from being offset under the influence of the rotating rod 19, thereby driving the second electric push rod 41 to perform linear motion.

[0026] A motor 7 is coaxially fixedly mounted on one end of the first rotating shaft 13 close to the first electric push rod 3. By setting the motor 7, the first rotating shaft 13 can be conveniently driven to rotate, thereby realizing the rotation of the tension roller 194 and reducing the friction generated when the yarn and the tension roller 194 come into contact.

[0027] Working principle: In actual use, the first rotating shaft 13 is driven to rotate, which drives the first clamping rod 14 to rotate. The first clamping rod 14 drives the sleeve 15 to rotate through the first clamping groove 16. The sleeve 15 drives the first bevel gear 17 to rotate. The first bevel gear 17 drives the second bevel gear 18 to rotate. The second bevel gear 18 drives the rotating rod 19 to rotate. The rotating rod 19 drives the second clamping rod 193 to rotate, so that the second clamping rod 193 realizes the rotation of the tension roller 194 and the connecting pipe 195 through the second clamping groove 196; the sleeve 15 is driven to move by pushing the movable plate 191. The sleeve 15 drives the first bevel gear 17 to move while rotating. At the same time, the movable plate 191 drives the connecting plate 192 to move, so that the connecting plate 192 drives the rotating The movable rod 19 and the second bevel gear 18 move, so that the first bevel gear 17 and the second bevel gear 18 continue to mesh, so that the rotating rod 19 can rotate while performing longitudinal movement, and drive the tension roller 194 to move and rotate at the same time; by pushing the stabilizing plate 197 to move, the stabilizing plate 197 drives the connecting tube 195 and the tension roller 194 to move, and while the tension roller 194 moves, the second clamping rod 193 continues to drive the rotation of the tension roller 194 and the connecting tube 195 through the second clamping groove 196, so that the tension roller 194 can move longitudinally and rotate at the same time; by setting the fixed rod 2, the fixed tube 21 and the scraper 22, when the tension roller 194 rotates, the scraper 22 can scrape off the dust on the surface of the tension roller 194.

[0028] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A device for preventing double twisted yarn from generating yarn defects, comprising a support (1), characterized in that: A symmetrically distributed fixing plate (11) is fixedly installed on the top of the bracket (1), two stabilizing blocks (12) are fixedly installed on the outer side of one of the fixing plates (11), and a first rotating shaft (13) is passed through the opposite sides of the two stabilizing blocks (12) for common rotation, and a first clamping rod (14) distributed in an annular manner is fixedly installed on the outer side of the first rotating shaft (13), and a sleeve (15) is arranged on the outer side of the first rotating shaft (13), and a first clamping groove (16) distributed in an annular manner is opened inside the sleeve (15), and the first clamping rod (14) passes through the first clamping groove (16), and a first bevel gear (17) is fixedly sleeved on the outer side of the sleeve (15), and a second bevel gear (18) is meshedly connected to the bottom of the first bevel gear (17), and a rotating rod (19) is fixedly passed through the middle of the second bevel gear (18); A movable plate (191) is arranged at one end of the outer side of the sleeve (15) away from the first bevel gear (17); the sleeve (15) rotates and passes through the movable plate (191); the movable plate (191) is arranged in an L-shaped state; a connecting plate (192) is fixedly installed at the bottom of the movable plate (191); the rotating rod (19) rotates and passes through the connecting plate (192); a second clamping rod (193) arranged in an annular manner is fixedly installed on the outer side of the rotating rod (19); the rotating rod (19) ) is provided with a tension roller (194) on the outside, and a connecting tube (195) is fixedly installed on one end of the tension roller (194) close to the fixed plate (11), and a second clamping groove (196) distributed in an annular manner is provided in the middle of the tension roller (194) and the connecting tube (195), and the second clamping rod (193) passes through the second clamping groove (196), and a stabilizing plate (197) is provided on the outside of the connecting tube (195), and the connecting tube (195) rotates and passes through the stabilizing plate (197).

2. A device for preventing double twisted yarn from generating defective yarn as claimed in claim 1, characterized in that: A fixing rod (2) is fixedly mounted on one side of the stabilizing plate (197) close to the tension roller (194); a fixing tube (21) is fixedly mounted on the outer side of the fixing rod (2); a scraper (22) is fixedly mounted on the outer side of the fixing tube (21); and the scraper (22) and the tension roller (194) are used in conjunction with each other.

3. A device for preventing double twisted yarn from generating defective yarn as claimed in claim 1, characterized in that: A first electric push rod (3) is fixedly mounted on the top end of one of the stabilizing blocks (12), and an output end of the first electric push rod (3) is fixedly connected to a moving plate (191).

4. A device for preventing double twisted yarn from generating defective yarn as claimed in claim 2, characterized in that: A mounting plate (4) is movably sleeved on one end of the rotating rod (19) close to the fixed plate (11), a second electric push rod (41) is fixedly mounted on the bottom of the mounting plate (4), and an output end of the second electric push rod (41) is fixedly connected to a stabilizing plate (197).

5. A device for preventing double twisted yarn from generating defective yarn as claimed in claim 4, characterized in that: A limiting groove (5) is provided on a side of the fixing plate (11) close to the mounting plate (4), and a limiting plate (51) is fixedly mounted on a side of the mounting plate (4) away from the second electric push rod (41), and the limiting plate (51) is movably mounted in the limiting groove (5).

6. A device for preventing double twisted yarn from generating defective yarn as claimed in claim 5, characterized in that: A hollow groove (6) is provided on the surface of the fixing plate (11), and the rotating rod (19) passes through the hollow groove (6).

7. A device for preventing double twisted yarn from generating defective yarn as claimed in claim 3, characterized in that: A motor (7) is coaxially fixedly mounted on one end of the first rotating shaft (13) close to the first electric push rod (3).

8. The device for preventing double twisted yarn from generating defective yarn as claimed in claim 3, characterized in that: A stabilizing rod (8) is fixedly mounted on opposite sides of the two stabilizing blocks (12), and the stabilizing rod (8) passes through the moving plate (191).

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