CN115928272A - Single-spindle automatic piecing device of rotor spinning machine - Google Patents
Single-spindle automatic piecing device of rotor spinning machine Download PDFInfo
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- CN115928272A CN115928272A CN202211566527.1A CN202211566527A CN115928272A CN 115928272 A CN115928272 A CN 115928272A CN 202211566527 A CN202211566527 A CN 202211566527A CN 115928272 A CN115928272 A CN 115928272A
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Abstract
The invention discloses a single-spindle automatic piecing device of a rotor spinning machine, wherein a bobbin cradle is arranged on a main machine beam, a bobbin is arranged on the bobbin cradle, a spinning unit is arranged on the main machine beam, a spinning unit cylinder is arranged on the main machine beam, the spinning unit is connected with the spinning unit cylinder, a shear and a yarn guide tube are arranged on the spinning unit, a support is arranged on the main machine beam, a single-spindle driving winding roller is arranged on the support, the single-spindle driving winding roller is connected with the bobbin, a suction nozzle is arranged on the support, a yarn suction motor is arranged on the support, the suction nozzle is connected with the yarn suction motor, an installation plate is arranged on the support, a leather roller support is arranged on the support, the yarn guide leather roller support is provided with a yarn hanging rod, the yarn guide leather roller and the leather roller support are connected with a yarn guide rod, and a yarn catching hook is arranged on the suction nozzle. The invention realizes automatic joint when single ingot breaks.
Description
Technical Field
The invention belongs to the technical field of rotor spinning machines, and particularly relates to an automatic single-spindle piecing device of a rotor spinning machine.
Background
At present, the speed of a rotor spinning machine is continuously increased, the quality and the yield of finished yarns are continuously improved, the requirement on automation performance is also improved, when single spindle broken ends occur in the spinning of the rotor spinning machine, the broken ends of the yarns need to be jointed manually, manual jointing operation is responsible, the operation time is long, and various single spindle automatic jointing technologies are automatic technologies which are popularized in China.
Disclosure of Invention
The invention aims to solve the technical problem of providing an automatic single-spindle piecing device of a rotor spinning machine, which realizes automatic piecing when the single spindle breaks.
The technical scheme adopted by the invention is as follows: an automatic single-spindle piecing device for a rotor spinning machine, comprising: the spinning device comprises a main machine beam, a single spindle driving winding roller, a bobbin cradle, a bobbin yarn, a suction nozzle, a support, a spinning device cylinder, a yarn sucking motor, a yarn catching hook, scissors, a yarn guiding tube, a yarn guiding roller, a yarn guiding leather roller, a yarn guiding nozzle, a yarn detector, a mounting plate, a yarn guiding piece, a yarn hanging rod, a leather roller support and a yarn guiding rod.
Furthermore, the rotor assembly of the spinning device comprises a rotor seat, a rotor shaft, a rotor, a brake block and a pressure spring, wherein the rotor shaft is arranged in the rotor seat, one end of the rotor shaft is connected with the rotor, the other end of the rotor shaft is provided with the brake block, the brake block is arranged on the rotor seat, one end of the brake block is located under the rotor shaft, and the other end of the brake block is connected with the rotor seat through the pressure spring. The spinning device is characterized in that a brake block is mounted on the rotating cup seat, when the spinning device is opened, the pressure spring leaves a compression position, the brake block is lifted to hold the spinning cup rod tightly, braking is carried out, and the spinning cup stops rotating.
Further, the bobbin creel is fixedly arranged at the top of the main beam, the support is fixedly arranged at the upper portion of the main beam, the spinning unit and the spinning unit cylinder are arranged at the lower portion of the main beam, the scissors are connected with the scissors cylinder, the opening and closing of the spinning unit are controlled by driving the spinning unit cylinder, and the opening and closing of the scissors are controlled by driving the scissors cylinder.
Furthermore, the suction nozzle is connected with the yarn suction motor through a toothed belt, and the operation of the suction nozzle is driven and controlled by the yarn suction motor. When the joint program runs, the inner cavity of the suction nozzle is under negative pressure to suck the yarn head on the cone yarn, and the sucked yarn is kept to run along with the suction nozzle to finish the joint.
Furthermore, one end of the leather roller support is provided with a yarn hanging rod, the other end of the leather roller support is provided with a yarn guiding leather roller, the leather roller support is connected with a leather roller cylinder, a spring is arranged on the leather roller support and connected with the leather roller cylinder, the yarn guiding leather roller is in contact with a yarn guiding roller, the yarn guiding leather roller and the leather roller support are connected with a yarn guiding rod, the leather roller cylinder and the spring act on the leather roller support simultaneously, the yarn guiding leather roller is lifted or falls automatically, and the yarn guiding rod is provided with a smooth guiding part for guiding yarns.
Furthermore, the single-spindle driving winding roller is arranged at the upper part of the support and is in contact with the cheese, a self-driving motor is arranged in the single-spindle driving winding roller, and the single-spindle driving winding roller rotates independently; the surface of the single spindle driving winding roller is regularly provided with grooves.
Furthermore, the yarn guide plate is provided with a smooth guide part for guiding the yarn, and the yarn guide plate is plate-shaped or rod-shaped.
Furthermore, the yarn guide piece is provided with a smooth guide part and a notch, yarns enter the notch along the smooth guide part, and the yarn guide piece and the yarn hanging rod are used for positioning the yarns.
Furthermore, the yarn grabbing hook is fixedly arranged on the side part of the suction nozzle, the direction of the yarn grabbing hook is opposite to that of a suction nozzle opening of the suction nozzle, and the yarn grabbing hook grabs and controls yarns along with the rotation of the suction nozzle.
The support is used as a main supporting fixing piece, a single spindle driving winding roller is arranged on the support, and in the running process of a joint program, the single spindle receiving instructions drives the winding roller to rotate forwards and reversely to drive the cheese to rotate, unwind and wind the yarn.
When the yarn is connected, the inner cavity of the suction nozzle is in negative pressure, the cone yarn rotates, the suction nozzle is close to the cone yarn, and the suction nozzle sucks the yarn head on the cone yarn in negative pressure; after finding the yarn head, the suction nozzle rotates; the yarn is positioned by the yarn guide piece arranged on the mounting plate and the yarn hanging rod arranged on the leather roller support along with the rotation of the suction nozzle; a yarn grabbing hook arranged on the suction nozzle grabs and positions the yarns; the yarn is guided by a yarn guide plate arranged on the mounting plate along with the rotation of the suction nozzle, and the yarn is placed into the yarn detector porcelain nozzle; the yarn is guided by a yarn guide rod arranged on a leather roller support to be placed between a yarn guide leather roller and a yarn guide roller, the yarn is placed into a yarn guide nozzle porcelain nozzle, and the yarn is placed to the middle of a shear blade of the scissors; the scissors are arranged on the spinning device, receive the instruction, cut off the yarn section grabbed by the yarn grabbing hook, the yarn guide tube is arranged on the spinning device, and the negative pressure of the tube opening guides the yarn end cut off by the scissors to enter a spinning channel of the spinning device, so that the joint is completed.
When the broken ends occur, the spinning device needs to be opened, the spinning cup stops rotating, the spinning cup is cleaned, and the spinning device air cylinder is arranged on the main machine beam and controls the opening and closing of the spinning device; the brake block is arranged on the rotor cup seat, when the spinning device is opened, the pressure spring leaves a compression position, the brake block is lifted to hold the rotor cup rod tightly, braking is carried out, and the rotor cup stops rotating; and (4) cleaning residual fibers in the spinning rotor by using negative pressure airflow.
In the piecing process, the yarn is required to be placed between the yarn guiding leather roller and the yarn guiding roller, so that the yarn guiding leather roller is lifted to be away from the yarn guiding roller after the yarn is broken; and (4) after the joint is finished, putting down the yarn guide leather roller, holding the yarn and normally spinning. The cylinder and the spring act on the leather roller support to lift and lower the yarn-leading leather roller. Through such embodiment, each ingot is provided with a single-ingot automatic joint device, so that when the single ingot breaks, the automatic joint is realized.
The invention has the beneficial effects that: the invention relates to a single-spindle automatic piecing device of a rotor spinning machine, which starts to operate the single-spindle automatic piecing device through a control system to finish the automatic piecing of yarns. In the operation process of the single-spindle automatic piecing device, the characteristic of high-precision control can be realized by utilizing the stepping motor and the direct-current brushless motor, the actions and the coordination of a plurality of components are accurately finished, and the functions of single-spindle cotton feeding, yarn guiding, reeling, tail yarn searching and the like are realized; the automatic opening and closing of the spinning device, the cleaning of the rotor, the finding of the yarn end, the placing of the original yarn according to the route, the cutting according to the length and the remaining of the yarn end are accurately controlled by using actuating elements such as a cylinder and the like, the yarn end is placed into a yarn-leading tube, and the automatic piecing is completed. The invention is adapted to the structural style of the domestic rotor spinning machine type, accords with the domestic conventional management and operation mode, and reduces the number of workers and improves the efficiency.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic front view of an automatic single-spindle piecing device of a rotor spinning machine according to the present invention;
FIG. 2 is a rear view of the automatic piecing devices for single-spindle of the rotor spinning machine according to the present invention;
FIG. 3 is a schematic perspective view of a suction nozzle and a yarn suction motor according to the present invention;
FIG. 4 is a schematic perspective view of an automatic single-spindle piecing device of a rotor spinning machine according to the present invention;
FIG. 5 is a first perspective view of the stand of the present invention;
FIG. 6 is a schematic perspective view of a second embodiment of the stand of the present invention;
FIG. 7 is a schematic perspective view of a single spindle-driven take-up roller according to the present invention;
FIG. 8 is a first perspective view of a yarn guide plate according to the present invention;
FIG. 9 is a schematic perspective view of a second embodiment of the yarn guide plate of the present invention;
FIG. 10 is a schematic view of the mounting structure of the scissors of the present invention;
FIG. 11 is a schematic view of the mounting structure of the support of the leather roller in the present invention;
FIG. 12 is a schematic view showing an installation structure of the rotor base and the pressing spring according to the present invention;
FIG. 13 is a schematic view of the mounting structure of the rotor base and the brake block of the present invention.
Description of the drawings: 1. a host beam; 2. a single spindle driving the winding roller; 3. a bobbin creel; 4. cone yarn; 5. a suction nozzle; 6. a support; 7. a spinning unit; 8. a spinning unit cylinder; 9. a yarn suction motor; 10. a yarn grabbing hook; 11. scissors; 12. drawing a bobbin; 13. a yarn leading roller; 14. a yarn guiding leather roller; 15. a yarn guide nozzle; 16. a yarn detector; 17. mounting a plate; 18. a yarn guide plate; 19. a yarn guide; 20. a yarn hanging rod; 21. a leather roller support; 22. a yarn guide bar; 23. a brake block; 24. a rotating cup seat; 25. a rotor shaft; 26. spinning a cup; 27. a pressure spring; 28. a spring; 29. a roller cylinder.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
In order to make the technical solutions of the present application better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
As shown in fig. 1 to 13, an automatic single-spindle piecing device for a rotor spinning machine, comprising: the spinning machine comprises a main machine beam 1, a single spindle driving winding roller 2, a bobbin creel 3, a bobbin yarn 4, a suction nozzle 5, a support 6, a spinning device 7, a spinning device cylinder 8, a yarn suction motor 9, a yarn grabbing hook 10, scissors 11, a yarn guiding tube 12, a yarn guiding roller 13, a yarn guiding leather roller 14, a yarn guiding nozzle 15, a yarn detector 16, a mounting plate 17, a yarn guiding plate 18, a yarn guiding piece 19, a yarn hanging rod 20, a leather roller support 21 and a yarn guiding rod 22, wherein the main machine beam 1 is provided with the bobbin creel 3, the bobbin yarn 3 is provided with the bobbin yarn 4, the spinning device 7 is arranged on the main machine beam 1, the spinning device cylinder 8 is arranged on the main machine beam 1, the spinning device 7 is connected with the spinning device cylinder 8, the scissors 11 and the yarn guiding tube 12 are arranged on the spinning device 7, the main machine beam 1 is provided with the support 6, the support 6 is provided with the single spindle driving winding roller 2, the single spindle driving winding roller 2 is connected with a bobbin yarn 4, a suction nozzle 5 is arranged on a support 6, a yarn sucking motor 9 is arranged on the support 6, the suction nozzle 5 is connected with the yarn sucking motor 9, a mounting plate 17 is arranged on the support 6, a yarn guide plate 18 and a yarn guide piece 19 are arranged on the mounting plate 17, a leather roller support 21 is arranged on the support 6, a yarn guiding leather roller 14 is arranged on the leather roller support 21, a yarn hanging rod 20 is arranged on the leather roller support 21, the yarn guiding leather roller 14 and the leather roller support 21 are connected with a yarn guide rod 22, a yarn detector 16 is arranged on the mounting plate 17, a yarn guide nozzle 15 is arranged on the support 6, a yarn guiding roller 13 is arranged on the mounting plate 17, the yarn guiding roller 13 is connected with the yarn guiding leather roller 14, and a yarn catching hook 10 is arranged on the suction nozzle 5.
The rotor assembly of the spinning device 7 comprises a rotor seat 24, a rotor shaft 25, a rotor 26, a brake block 23 and a pressure spring 27, the rotor shaft 25 is arranged inside the rotor seat 24, one end of the rotor shaft 25 is connected with the rotor 26, the other end of the rotor shaft 25 is provided with the brake block 23, the brake block 23 is arranged on the rotor seat 24, one end of the brake block 23 is located under the rotor shaft 25, and the other end of the brake block 23 is connected with the rotor seat 24 through the pressure spring 27.
The rotor seat 24 is provided with a brake block 23, when the spinning device 7 is opened, the pressure spring 27 leaves a compression position, the brake block 23 is lifted, the rotor 26 rod is tightly held, braking is carried out, and the rotor 26 stops rotating.
The bobbin creel 3 is fixedly arranged at the top of the main machine beam 1, the support 6 is fixedly arranged at the upper part of the main machine beam 1, the spinning unit 7 and the spinning unit cylinder 8 are arranged at the lower part of the main machine beam 1, the scissors 11 are connected with the scissors cylinder, the opening and closing of the spinning unit 7 are controlled by driving the spinning unit cylinder 8, and the opening and closing of the scissors 11 are controlled by driving the scissors cylinder.
The suction nozzle 5 is connected with the yarn suction motor 9 through a toothed belt, and the operation of the suction nozzle 5 is driven and controlled by the yarn suction motor 9. When the piecing program runs, the suction nozzle 5 is in negative pressure in the inner cavity, the yarn end on the cone yarn 4 is sucked, and the sucked yarn is kept to run along with the suction nozzle 5, so that piecing is completed.
One end of the leather roller support 21 is provided with a yarn hanging rod 20, the other end of the leather roller support 21 is provided with a yarn guiding leather roller 14, the leather roller support 21 is connected with a leather roller cylinder 29, a spring 28 is arranged on the leather roller support 21, the spring 28 is connected with the leather roller cylinder 29, the yarn guiding leather roller 14 is in contact with a yarn guiding roller 13, the yarn guiding leather roller 14 and the leather roller support 21 are connected with a yarn guiding rod 22, the leather roller cylinder 29 and the spring 28 simultaneously act on the leather roller support 21, the yarn guiding leather roller 14 automatically lifts or falls down, and the yarn guiding rod 22 is provided with a smooth guiding part for guiding yarns.
The single spindle driving winding roller 2 is arranged on the upper part of the support 6, the single spindle driving winding roller 2 is in contact with the cheese 4, a self-driven motor is arranged in the single spindle driving winding roller 2, and the single spindle driving winding roller 2 rotates independently; the surface of the single spindle driving winding roller 2 is regularly provided with grooves. The support 6 is used as a main supporting fixing piece, the single spindle driving winding roller 2 is arranged on the support 6, and in the running process of a connector program, the single spindle driving winding roller 2 to rotate forwards and backwards to drive the bobbin yarn 4 to rotate, unwind and wind the yarn.
The yarn guide plate 18 is provided with a smooth guide part for guiding yarns, and the yarn guide plate 18 is plate-shaped. The yarn guide piece 19 is provided with a smooth guide part and a notch, the yarn enters the notch along the smooth guide part, and the yarn guide piece 19 and the yarn hanging rod 20 are used for positioning the yarn. The yarn grabbing hook 10 is fixedly arranged on the side part of the suction nozzle 5, the direction of the yarn grabbing hook 10 is opposite to that of the suction nozzle opening of the suction nozzle 5, and the yarn grabbing hook 10 grabs and controls yarns along with the rotation of the suction nozzle 5.
When in connection, the inner cavity of the suction nozzle 5 is in negative pressure, the cone yarn 4 rotates, the suction nozzle 5 is close to the cone yarn 4, and the suction nozzle 5 sucks the yarn head on the cone yarn 4 in negative pressure; after finding the yarn end, the suction nozzle 5 rotates; the yarn is rotated along with the suction nozzle 5, and is positioned by a yarn guide 19 arranged on the mounting plate 17 and a yarn hanging rod 20 arranged on a leather roller support 21; a yarn grabbing hook 10 arranged on the suction nozzle 5 grabs and positions yarns; the yarn is guided by a yarn guide plate 18 arranged on a mounting plate 17 along with the rotation of the suction nozzle 5, and the yarn is placed into a porcelain nozzle of a yarn detector 16; the yarn is guided by a yarn guide rod 22 arranged on a leather roller support 21 to be placed between the yarn guide leather roller 14 and the yarn guide roller 13, the yarn is placed in a yarn guide nozzle 15 porcelain nozzle, and the yarn is placed in the middle of a shear blade of the scissors 11; the scissors 11 are arranged on the spinning device 7, receive the order, cut off the yarn section that the yarn grabbing hook 10 grabbed, the yarn guide tube 12 is arranged on the spinning device 7, the negative pressure of the tube mouth guides the yarn end cut off by the scissors 11 to enter the spinning channel of the spinning device 7, and the piecing is completed.
When the broken ends occur, the spinning device 7 needs to be opened, the spinning cup 26 stops rotating, the spinning cup 26 is cleaned, and the spinning device cylinder 8 is arranged on the main machine beam 1 and controls the opening and closing of the spinning device 7; the brake block 23 is arranged on the rotor base 24, when the spinning unit 7 is opened, the pressure spring 27 leaves a compression position, the brake block 23 is lifted, the rotor 26 rod is held tightly, braking is carried out, and the rotor 26 stops rotating; the negative pressure air stream cleans the spinning rotor 26 of residual fibers.
In the piecing procedure, the yarn is required to be placed between the yarn leading leather roller 14 and the yarn leading roller 13, so that after the end is broken, the yarn leading leather roller 14 is lifted to leave the yarn leading roller 13; and (4) after the joint is finished, putting down the yarn guide leather roller 14, holding the yarn and normally spinning. The roller cylinder 29 and the spring 28 act on the roller support 21 to raise and lower the thread-guiding roller 14. Through such embodiment, each ingot is provided with a single-ingot automatic joint device, so that when the single ingot breaks, the automatic joint is realized.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. An automatic single-spindle piecing device for a rotor spinning machine, comprising: the spinning machine is characterized in that the bobbin creel (3) is arranged on the main machine beam (1), the bobbin creel (3) is arranged on the spinning machine (7), the bobbin creel (4) is connected with the spinning machine cylinder (8), the scissors (11) and the single spindle drive winding roller (6) are arranged on the spinning machine (7), the single spindle drive winding roller (2) is arranged on the bobbin creel (1), the single spindle drive winding roller (3), the bobbin creel (4), the suction motor (9), the yarn grabbing hook (10), the scissors (11), the yarn guiding tube (12), the yarn guiding roller (13), the yarn guiding leather roller (14), the yarn guiding nozzle (15), the yarn detector (16), the mounting plate (17), the yarn guiding plate (18), the yarn guiding piece (19), the yarn hanging rod (20), the leather roller support (21) and the yarn guiding rod (22) are arranged on the main machine beam (1), the spinning machine is characterized in that the bobbin creel (3) is arranged on the bobbin creel (3), the spinning machine (7) is arranged on the main machine beam (1), the spinning machine (8) is arranged on the main machine beam (1), the scissors (11) and the single spindle drive winding roller (6) is arranged on the single spindle drive winding roller (2), be provided with suction nozzle (5) on support (6), be provided with on support (6) and inhale yarn motor (9), suction nozzle (5) are connected with inhale yarn motor (9), be provided with mounting panel (17) on support (6), be provided with yarn guide plate (18) and guide yarn spare (19) on mounting panel (17), leather roller support (21) set up on support (6), draw yarn leather roller (14) set up on leather roller support (21), be provided with on leather roller support (21) and hang yarn pole (20), draw yarn leather roller (14) and leather roller support (21) are connected with yarn guide pole (22), be provided with on mounting panel (17) and visit yarn ware (16), be provided with on support (6) and lead yarn mouth (15), be provided with on mounting panel (17) and draw yarn roller (13), draw yarn roller (13) are connected with draw yarn leather roller (14), be provided with on suction nozzle (5) and grab yarn hook (10).
2. The single-spindle automatic piecing device of a rotor spinning machine according to claim 1, characterized in that a rotor assembly of the spinning unit (7) comprises a rotor base (24), a rotor shaft (25), a rotor (26), a brake block (23) and a pressure spring (27), the rotor shaft (25) is arranged in the rotor base (24), one end of the rotor shaft (25) is connected with the rotor (26), the other end of the rotor shaft (25) is provided with the brake block (23), the brake block (23) is arranged on the rotor base (24), one end of the brake block (23) is located right below the rotor shaft (25), and the other end of the brake block (23) is connected with the rotor base (24) through the pressure spring (27).
3. The single-spindle automatic piecing device of a rotor spinning machine according to claim 1, characterized in that the creel (3) is fixedly arranged at the top of the main machine beam (1), the support (6) is fixedly arranged at the upper part of the main machine beam (1), the spinning unit (7) and the spinning unit cylinder (8) are arranged at the lower part of the main machine beam (1), the scissors (11) are connected with the scissors cylinder, the opening and closing of the spinning unit (7) are controlled by driving the spinning unit cylinder (8), and the opening and closing of the scissors (11) are controlled by driving the scissors cylinder.
4. The single-spindle automatic piecing device of the rotor spinning machine according to claim 1, characterized in that the suction nozzle (5) is connected with the yarn suction motor (9) through a toothed belt, and the operation of the suction nozzle (5) is driven and controlled by the yarn suction motor (9).
5. The single-spindle automatic piecing device of a rotor spinning machine according to claim 1, characterized in that one end of the leather roller support (21) is provided with a yarn hanging rod (20), the other end of the leather roller support (21) is provided with a yarn leading leather roller (14), the leather roller support (21) is connected with a leather roller cylinder (29), a spring (28) is arranged on the leather roller support (21), the spring (28) is connected with the leather roller cylinder (29), the yarn leading leather roller (14) is contacted with a yarn leading roller (13), the yarn leading leather roller (14) and the leather roller support (21) are connected with a yarn guiding rod (22), the leather roller cylinder (29) and the spring (28) simultaneously act on the leather roller support (21), the yarn leading leather roller (14) is automatically lifted or dropped, and the yarn guiding rod (22) is provided with a smooth guiding part for guiding yarns.
6. A rotor spinning machine single-spindle automatic piecing device according to claim 1, characterized in that, the single-spindle drive winding roller (2) is arranged on the upper part of the support (6), the single-spindle drive winding roller (2) is contacted with the bobbin yarn (4), the single-spindle drive winding roller (2) is internally provided with a self-driving motor, and the single-spindle drive winding roller (2) rotates independently; the surface of the single spindle driving winding roller (2) is regularly provided with grooves.
7. Single-spindle automatic piecing device for a rotor spinning machine according to claim 1, characterized in that the thread-guide plate (18) is provided with a smooth guide for guiding the thread, and the thread-guide plate (18) is in the form of a plate or a rod.
8. Single-spindle automatic piecing device according to claim 1, characterized in that the thread guide (19) is provided with a smooth guide along which the thread enters the recess and a notch, the thread guide (19) and the thread-hanging rod (20) being used to position the thread.
9. Single-spindle automatic piecing device for a rotor spinning machine according to claim 1, characterized in that the gripper hook (10) is fixedly arranged on the side of the suction nozzle (5), the gripper hook (10) being opposite to the direction of the suction nozzle opening of the suction nozzle (5), the gripper hook (10) being rotated with the suction nozzle (5) to grip and control the yarn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211566527.1A CN115928272A (en) | 2022-12-07 | 2022-12-07 | Single-spindle automatic piecing device of rotor spinning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211566527.1A CN115928272A (en) | 2022-12-07 | 2022-12-07 | Single-spindle automatic piecing device of rotor spinning machine |
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| Publication Number | Publication Date |
|---|---|
| CN115928272A true CN115928272A (en) | 2023-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211566527.1A Pending CN115928272A (en) | 2022-12-07 | 2022-12-07 | Single-spindle automatic piecing device of rotor spinning machine |
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| CN (1) | CN115928272A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116555949A (en) * | 2023-05-29 | 2023-08-08 | 浙江泰坦股份有限公司 | Air extraction type rotor spinning machine joint mechanism and joint method |
-
2022
- 2022-12-07 CN CN202211566527.1A patent/CN115928272A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116555949A (en) * | 2023-05-29 | 2023-08-08 | 浙江泰坦股份有限公司 | Air extraction type rotor spinning machine joint mechanism and joint method |
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