CN216338151U - Improved roving frame drafting device - Google Patents
Improved roving frame drafting device Download PDFInfo
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- CN216338151U CN216338151U CN202122900411.4U CN202122900411U CN216338151U CN 216338151 U CN216338151 U CN 216338151U CN 202122900411 U CN202122900411 U CN 202122900411U CN 216338151 U CN216338151 U CN 216338151U
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Abstract
The utility model discloses an improved roving machine drafting device which comprises a base, wherein a mounting frame is fixed at the top of the base, a first traction roller is rotatably connected inside one side of the mounting frame, a second traction roller is rotatably connected above the mounting frame, which is close to the first traction roller, and a motor is arranged on the outer side of the mounting frame, which corresponds to the first traction roller. According to the utility model, when the first traction roller and the second traction roller are used for drawing yarns, the first traction roller and the second traction roller are meshed with each other, so that the contact area between the yarns and the first traction roller and the second traction roller can be effectively increased, meanwhile, the friction between the first traction roller and the second traction roller and the yarns is increased through the meshing teeth made of rubber materials, the traction force of the first traction roller and the second traction roller on the yarns can be effectively improved, and the yarns are prevented from being worn due to relative sliding between the yarns and the first traction roller and the second traction roller.
Description
Technical Field
The utility model relates to the technical field of roving frames, in particular to an improved drafting device of a roving frame.
Background
The main functions of the spinning machine for making the fiber strips into roving are drafting and twisting, and the roving is wound into a certain package to meet the processing requirements of a spinning frame.
Although the number and the types of the conventional roving frame drafting devices are very large, the conventional roving frame drafting devices still have certain problems and bring certain inconvenience to the use of the roving frame drafting devices.
When the existing roving machine drafting device is used, the traction roller drives the yarn to move through friction, but the traction roller is easy to move relative to the yarn, so that the use is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an improved roving frame drafting device, which solves the problem that when the existing roving frame drafting device is used, a traction roller drives yarns to move through friction, but the traction roller is easy to move relative to the yarns, so that the use is inconvenient.
In order to achieve the purpose, the utility model provides the following technical scheme: an improved roving frame drafting device comprises a base, wherein a mounting frame is fixed at the top of the base, a first traction roller is rotatably connected inside one side of the mounting frame, a second traction roller is rotatably connected above the mounting frame, which is close to the first traction roller, wherein,
the outer side of the mounting frame corresponding to the first traction roller is provided with a motor, one ends of the first traction roller and the second traction roller, which are far away from the motor, are respectively fixed with a first gear, the top of the base, which is close to the other side of the mounting frame, is rotatably connected with a fixed tensioning roller, the middle part of the inner side of the mounting frame is provided with a tension sensor, and one side of the first gear corresponding to the first traction roller is fixed with a second gear;
the fixed tensioning roller is close to the mounting bracket outside and is fixed with the third gear, the cover has the cingulum on second gear and the third gear, the guide bar groove has been seted up to the top symmetry that the mounting bracket corresponds fixed tensioning roller, the inside in guide bar groove runs through there is the guide arm, the top of guide arm is fixed with the baffle, movable tensioning roller is installed to the bottom of guide arm, the cover has the spring on the guide arm between activity tensioning roller to the guide arm between the guide bar groove.
Preferably, the first traction roller and the second traction roller are fixed with meshing teeth at equal intervals on the outer sides, the meshing teeth of the first traction roller and the second traction roller are meshed with each other, and the meshing teeth are made of rubber materials.
Preferably, the number of the first gears is two, and the first gears are meshed with each other.
Preferably, the second gear and the third gear form a synchronous belt through a toothed belt, and the outer diameter of the second gear is smaller than that of the third gear.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, when the first traction roller and the second traction roller are used for drawing yarns, the first traction roller and the second traction roller are meshed with each other, so that the contact area between the yarns and the first traction roller and the second traction roller can be effectively increased, meanwhile, the friction between the first traction roller and the second traction roller and the yarns is increased through the meshing teeth made of rubber materials, the traction force of the first traction roller and the second traction roller on the yarns can be effectively improved, and the yarns are prevented from being worn due to relative sliding between the yarns and the first traction roller and the second traction roller.
2. According to the yarn drawing device, when the first drawing roller and the second drawing roller draw yarns, the first drawing roller drives the fixed tensioning roller to rotate in the same direction through the second gear and the third gear, the linear speed of the second gear is smaller than the linear speed of the first drawing roller, the linear speed of the second gear is equal to the linear speed of the fixed tensioning roller, the fixed tensioning roller and the yarns can move relatively, and the tension on the yarns can be effectively increased through friction between the yarns and the fixed tensioning roller.
3. According to the yarn clamping device, when yarns pass through the fixed tensioning roller and the movable tensioning roller, the movable tensioning roller can drive the yarns to be tightly attached to the fixed tensioning roller through the spring, the yarns can be drafted through the movable tensioning roller and the fixed tensioning roller, and the yarns with different outer diameters can be clamped through the movable tensioning roller which is elastically arranged.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the present invention;
fig. 3 is a schematic perspective view of the first gear of the present invention.
In the figure: 1. a base; 2. a mounting frame; 3. a first pull roller; 4. a second pull roller; 5. a motor; 6. a first gear; 7. fixing a tension roller; 8. a tension sensor; 9. a second gear; 10. a third gear; 11. a toothed belt; 12. a guide bar groove; 13. a guide bar; 14. a baffle plate; 15. a movable tension roller; 16. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a modified roving frame drafting arrangement, includes that base 1, mounting bracket 2, first traction roller 3, second pull roller 4, motor 5, first gear 6, fixed tensioning roller 7, tension sensor 8, second gear 9, third gear 10, cingulum 11, guide bar groove 12, guide arm 13, baffle 14, activity tensioning roller 15 and spring 16, base 1's top is fixed with mounting bracket 2, the internal rotation of mounting bracket 2 one side is connected with first traction roller 3, first traction roller 3 is fixed with the meshing tooth with the outside equidistance of second traction roller 4, and first traction roller 3 and second pull intermeshing between the meshing tooth of roller 4 to the meshing tooth is made by rubber materials, when pulling the yarn through first traction roller 3 and second traction roller 4, intermeshing between first traction roller 3 and the second traction roller 4, can effectively increase the contact area between the yarn and the first traction roller 3 and the second traction roller 4, simultaneously the friction between the first traction roller 3 and the second traction roller 4 and the yarn is increased through the meshing teeth made of rubber materials, the traction force of the first traction roller 3 and the second traction roller 4 to the yarn can be effectively improved, the abrasion to the yarn caused by the relative sliding between the yarn and the first traction roller 3 and the second traction roller 4 is avoided, the mounting frame 2 is connected with the second traction roller 4 near the upper part of the first traction roller 3 in a rotating way, wherein,
the outside that mounting bracket 2 corresponds first traction roller 3 is installed motor 5, first traction roller 3 all is fixed with first gear 6 with second traction roller 4 keeps away from motor 5 one end, first gear 6 is provided with two altogether, and intermeshing between the first gear 6, motor 5 drive first traction roller 3 and rotate, make first traction roller 3 drive second traction roller 4 through first gear 6 and rotate to opposite direction, make first traction roller 3 and second traction roller 4 can pull the yarn, base 1 is close to mounting bracket 2 opposite side top rotation and is connected with fixed tensioning roller 7, the inboard mid-mounting of mounting bracket 2 has tension sensor 8, first gear 6 one side that first traction roller 3 corresponds is fixed with second gear 9, second gear 9 constitutes the hold-in range through cingulum 11 with third gear 10, when the first traction roller 3 and the second traction roller 4 draw the yarn, the first traction roller 3 drives the fixed tensioning roller 7 to rotate in the same direction through the second gear 9 and the third gear 10, the linear speed of the second gear 9 is less than that of the first traction roller 3, and the linear speed of the second gear 9 is equal to that of the fixed tensioning roller 7, so that the fixed tensioning roller 7 and the yarn can move relatively, and the tension on the yarn can be effectively increased through friction between the yarn and the fixed tensioning roller 7;
a third gear 10 is fixed on the fixed tension roller 7 close to the outer side of the mounting rack 2, a toothed belt 11 is sleeved on the second gear 9 and the third gear 10, the top of the mounting rack 2 corresponding to the fixed tension roller 7 is symmetrically provided with guide rod grooves 12, guide rods 13 penetrate through the guide rod grooves 12, a baffle plate 14 is fixed at the top of the guide rod 13, a movable tension roller 15 is installed at the bottom of the guide rod 13, the movable tension roller 15 is elastically connected with the mounting frame 2 through a spring 16, when the yarn passes through the fixed tension roller 7 and the movable tension roller 15, the movable tension roller 15 can drive the yarn to be tightly attached to the fixed tension roller 7 through the spring 16, the yarn can be drafted through the movable tensioning roller 15 and the fixed tensioning roller 7, the yarn with different external diameters can be clamped through the movable tensioning roller 15 which is elastically arranged, and a spring 16 is sleeved on the guide rod 13 between the movable tension roller 15 and the guide rod groove 12.
The working principle is as follows: when the improved roving frame drafting device is used, firstly, yarns pass through the fixed tensioning roller 7 and the movable tensioning roller 15 and then pass through the first traction roller 3 and the second traction roller 4, when the yarns need to be drafted, the motor 5 drives the first traction roller 3 to rotate, the first traction roller 3 drives the second traction roller 4 to rotate in the opposite direction through the first gear 6, and the first traction roller 3 and the second traction roller 4 can drag the yarns;
when the first traction roller 3 and the second traction roller 4 draw yarns, the first traction roller 3 and the second traction roller 4 are meshed with each other, so that the contact area between the yarns and the first traction roller 3 and the second traction roller 4 can be effectively increased, meanwhile, the friction between the first traction roller 3 and the second traction roller 4 and the yarns is increased through meshing teeth made of rubber materials, the traction force of the first traction roller 3 and the second traction roller 4 on the yarns can be effectively improved, the yarns are prevented from being abraded due to relative sliding between the yarns and the first traction roller 3 and the second traction roller 4, when the first traction roller 3 and the second traction roller 4 draw the yarns, the first traction roller 3 and the third gear 10 drive the fixed tensioning roller 7 to rotate in the same direction, the linear speed of the second gear 9 is smaller than the linear speed of the first traction roller 3, and the linear velocity of the second gear 9 is equal to the linear velocity of the fixed tension roller 7, so that the fixed tension roller 7 and the yarn can generate relative movement, and the tension on the yarn can be effectively increased through the friction between the yarn and the fixed tension roller 7.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. An improved roving frame drafting device comprises a base (1), and is characterized in that: the top of the base (1) is fixed with a mounting rack (2), the inside of one side of the mounting rack (2) is rotatably connected with a first traction roller (3), the mounting rack (2) is rotatably connected with a second traction roller (4) close to the upper part of the first traction roller (3), wherein,
the outer side, corresponding to the first traction roller (3), of the mounting frame (2) is provided with a motor (5), one ends, far away from the motor (5), of the first traction roller (3) and the second traction roller (4) are fixedly provided with first gears (6), the top of the base (1) close to the other side of the mounting frame (2) is rotatably connected with fixed tensioning rollers (7), the middle of the inner side of the mounting frame (2) is provided with a tension sensor (8), and one side, corresponding to the first traction roller (3), of each first gear (6) is fixedly provided with a second gear (9);
fixed tensioning roller (7) are close to mounting bracket (2) outside and are fixed with third gear (10), the cover has cingulum (11) on second gear (9) and third gear (10), guide bar groove (12) have been seted up to mounting bracket (2) top symmetry that corresponds fixed tensioning roller (7), the inside of guide bar groove (12) is run through there is guide arm (13), the top of guide arm (13) is fixed with baffle (14), activity tensioning roller (15) are installed to the bottom of guide arm (13), the cover has spring (16) on guide arm (13) between activity tensioning roller (15) to guide bar groove (12).
2. The improved roving frame drafting assembly as claimed in claim 1, wherein: the outside equidistance of first traction roller (3) and second traction roller (4) is fixed with the meshing tooth, and intermeshing between the meshing tooth of first traction roller (3) and second traction roller (4) to the meshing tooth is made by rubber materials.
3. The improved roving frame drafting assembly as claimed in claim 1, wherein: the number of the first gears (6) is two, and the first gears (6) are meshed with each other.
4. The improved roving frame drafting assembly as claimed in claim 1, wherein: the second gear (9) and the third gear (10) form a synchronous belt through a toothed belt (11), and the outer diameter of the second gear (9) is smaller than that of the third gear (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122900411.4U CN216338151U (en) | 2021-11-24 | 2021-11-24 | Improved roving frame drafting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122900411.4U CN216338151U (en) | 2021-11-24 | 2021-11-24 | Improved roving frame drafting device |
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| CN216338151U true CN216338151U (en) | 2022-04-19 |
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| CN202122900411.4U Active CN216338151U (en) | 2021-11-24 | 2021-11-24 | Improved roving frame drafting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115196411A (en) * | 2022-07-01 | 2022-10-18 | 山东正凯新材料股份有限公司 | Yarn draw gear for textile machine |
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2021
- 2021-11-24 CN CN202122900411.4U patent/CN216338151U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115196411A (en) * | 2022-07-01 | 2022-10-18 | 山东正凯新材料股份有限公司 | Yarn draw gear for textile machine |
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