Small two-for-one twister

Abstract

The utility model relates to a small-sized two-for-one twister which comprises a machine frame, a back plate, a yarn barrel fixing plate, a yarn barrel assembly, a winding shaft, a yarn arranging device, a yarn guide wheel set and a yarn traction machine, the yarn barrel assembly comprises a yarn barrel motor, a spindle assembly and a yarn barrel, the spindle assembly comprises a center shaft, a yarn guide disc, a columnar yarn guide table, a yarn guide pipe and a yarn tensioner, and the center shaft is a hollow shaft. A yarn outlet hole is formed in the side face of the yarn guide table, a center sleeve is arranged in the center of the yarn barrel, a center shaft above the yarn guide disc is coaxially and rotationally connected with the center sleeve, a yarn guide lip edge folded upwards is arranged on the edge of the yarn guide disc, and the rotating axis of the center shaft is vertical. Each winding shaft is provided with an independent power unit, the power of the selected power unit is small, the winding shafts are transversely arranged, and when foreign matter or people are wound in, the winding shafts can stop acting due to insufficient power or directly withdraw outwards from the end portions of the winding shafts; each two-for-one twisting unit is an independent unit and can be mutually spliced for use, the arrangement flexibility is high, and the flexibility is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to a yarn doubling equipment, especially a small -size doubling machine. BACKGROUND

[0002] Yarn is a commonly used textile raw material, in order to improve the performance of yarn, usually need to carry out doubling operation to yarn. The existing yarn doubling machine usually adopts longitudinal layout, a plurality of winding shafts are arranged on a transmission shaft, therefore the length of doubling machine needs to be customized according to site, or the doubling machine of specified specification is selected according to the size of existing site. This way requires high workshop, and the flexibility of doubling machine arrangement is poor. Usually, the single machine power of this kind of doubling machine is large, and 380-volt industrial power is needed, which is difficult to use in power supply limited area, and the longitudinal layout of doubling machine is large and the winding direction is towards the machine table, so it is difficult to escape when foreign matter or person is wound, and the risk is high. SUMMARY

[0003] In view of the defects of the prior art, the utility model aims at providing a small -size doubling machine.

[0004] The utility model discloses a small -size doubling machine, including frame, set up in the back of rack top rear side backplate, set up in the frame in yarn barrel fixed plate, set up on yarn barrel fixed plate yarn barrel subassembly, set up on the winding shaft of backplate, set up on the backplate and arrange the wire, set up on the backplate and guide the group, set up on the backplate and yarn line traction machine, yarn barrel subassembly includes set up on yarn barrel fixed plate yarn barrel motor, set up on yarn barrel motor spindle assembly, rotationally connected on spindle assembly yarn barrel, spindle assembly includes center axis, with the coaxial arrangement of center axis guide disc, set up in the bottom of guide disc and columnar guide table, set up on the center axis top and guide the tube, set up on the top of guide tube and yarn line tensioner, the center axis is hollow shaft, the side of guide table is equipped with the yarn hole, the yarn hole is connected with the center of center axis, the center of yarn barrel is equipped with the center cover, the coaxial rotation of center axis above guide disc is connected with the center cover, the edge of guide disc is equipped with the guide lip that turns up, yarn barrel subassembly is located in the yarn line traction machine directly below, and the rotation axis of center axis is vertical.

[0005] As a further improvement of the design, the yarn barrel is a cylindrical shape with an open top.

[0006] As a further improvement of the design, the yarn line traction machine includes a traction seat, a main traction roller rotatably connected to the traction seat, a secondary traction roller rotatably connected to the traction seat, and a wire passing wheel rotatably connected to the traction seat.

[0007] As a further improvement of the design, the wire wheel set comprises a first guide wheel, a second guide wheel and a third guide wheel, the first guide wheel is located above the auxiliary traction roller, the second guide wheel is located obliquely below the first guide wheel, and the third guide wheel is located obliquely above the wire arranging device.

[0008] As a further improvement of the design, the wire wheel set further comprises a fourth guide wheel, a tension swing arm is rotatably connected to the back plate, a tension wheel is arranged on the tension swing arm, and the tension wheel is located below the third guide wheel and the fourth guide wheel.

[0009] As a further improvement of the design, the back plate is provided with a synchronous pulley set and a winding motor, the synchronous pulley set is drivingly connected with the wire arranging device and the winding shaft respectively, and the winding motor is drivingly connected with the synchronous pulley set.

[0010] As a further improvement of the design, the wire arranging device is a screw rod reciprocating wire arranging device, a wiring guide rod is arranged above the wire inlet side of the wire arranging device, the wiring guide rod is a circular arc rod, and the middle part of the wiring guide rod is protruded obliquely upwards.

[0011] The utility model discloses the beneficial effect is: the utility model discloses each winding shaft has single power unit, and the power unit power selected is smaller, and winding shaft transverse arrangement, when the foreign matter or personnel is rolled in, winding shaft will stop action or directly withdraw from the winding shaft end portion outward because of insufficient power, and each two twist unit is single unit, can be mutually spliced and used, and the arrangement flexibility is high, and the flexibility is high, and winding motor can adopt 220V motor because the required power is small, and the occasion of using in 380V power supply is convenient. BRIEF DESCRIPTION OF DRAWINGS

[0012] The utility model is further explained in connection with the drawings and examples.

[0013] Figure 1 It is the whole three-dimensional structure schematic diagram of the utility model.

[0014] Figure 2 It is the rear view schematic diagram of the utility model.

[0015] Figure 3 It is the three-dimensional structure schematic diagram of the yarn barrel assembly of the utility model.

[0016] Figure 4 It is the cross section schematic diagram of the yarn barrel assembly of the utility model.

[0017] In the figure 1. rack, 2. yarn barrel assembly, 20. yarn barrel motor, 21. yarn barrel, 210. center sleeve, 22. spindle assembly, 220. yarn guide lip, 221. yarn guide disc, 222. center shaft, 223. columnar yarn guide table, 224. yarn outlet hole, 225. yarn tensioner, 226. yarn guide tube, 3. yarn traction machine, 30. auxiliary traction roller, 31. main traction roller, 32. traction seat, 33. thread guide wheel, 4. winding shaft, 5. thread guide rod, 6. thread distributor, 7. tension swing arm, 70. tension wheel, 8. thread guide wheel set, 80. first guide wheel, 81. third guide wheel, 82. fourth guide wheel, 83. second guide wheel, 9. back plate, 10. synchronous pulley set, 11. yarn barrel fixing plate, 12. winding motor. DETAILED DESCRIPTION

[0018] The utility model will be combined with the drawing and specific embodiment in detail, the illustrative embodiment and the explanation only use to explain the utility model, but not as the limitation to the utility model.

[0019] Embodiment: a small type double twister, including frame 1, back plate 9 set up at the top rear side of frame 1, yarn barrel 21 fixed plate 11 set up in frame 1, yarn barrel 21 assembly 2 set up on yarn barrel 21 fixed plate 11, winding shaft 4 set up on back plate 9, thread distributor 6 set up on back plate 9, thread guide wheel set 8 set up on back plate 9, yarn traction machine 3 set up on back plate 9, yarn barrel 21 assembly 2 includes yarn barrel 21 motor 20 set up on yarn barrel 21 fixed plate 11, spindle assembly 22 set up on yarn barrel 21 motor 20, yarn barrel 21 rotationally connected on spindle assembly 22, spindle assembly 22 includes center shaft 222, yarn guide disc 221 coaxially arranged with center shaft 222, columnar yarn guide table 223 set up at the bottom of yarn guide disc 221, yarn guide tube 226 set up at the top end of center shaft 222, yarn tensioner 225 set up at the top end of yarn guide tube 226, center shaft 222 is hollow shaft, yarn outlet hole 224 is arranged on the side of columnar yarn guide table, yarn outlet hole 224 is communicated with the center of center shaft 222, yarn barrel 21 is provided with center sleeve 210, center shaft 222 above yarn guide disc 221 is rotationally connected with center sleeve 210, yarn guide lip 220 is arranged on the edge of yarn guide disc 221 and is folded upwards, yarn barrel 21 assembly 2 is located directly below yarn traction machine 3, and the rotation axis of center shaft 222 is vertical. Yarn guide lip 220 can guide yarn, reduce the damping of yarn and yarn wear.

[0020] Each of the winding shafts 4 has a separate power unit, the power unit selected has small power, and the winding shafts 4 are arranged transversely, when foreign matters or persons are involved, the winding shafts 4 will stop moving or directly withdraw from the end of the winding shaft 4 due to insufficient power; each of the two-for-one twisting units is a separate unit, and can be used by being spliced with each other, and has high flexibility in arrangement.

[0021] Please see Figure 4 In order to facilitate the yarn roll to be put in, the yarn barrel 21 is a top-opened cylinder.

[0022] In order to simplify the structure of the yarn traction machine 3, the yarn traction machine 3 comprises a traction seat 32, a main traction roller 31 rotatably connected to the traction seat 32, a vice traction roller 30 rotatably connected to the traction seat 32, and a thread guide wheel 33 rotatably connected to the traction seat 32. The main traction roller 31 is powered by a servo motor. In order to further improve safety, a friction plate type coupling (not shown in the figure) can be used to drive connect between the main traction roller 31 and its power source.

[0023] In order to facilitate the yarn to be introduced into the wire arranging device 6, the wire guide wheel set 8 comprises a first guide wheel 80, a second guide wheel 83, and a third guide wheel 81. The first guide wheel 80 is located above the vice traction roller 30, the second guide wheel 83 is located obliquely below the first guide wheel 80, the third guide wheel 81 is located above the second guide wheel 83, and the third guide wheel 81 is located obliquely above the wire arranging device 6.

[0024] In order to ensure the stability of the yarn winding tension, the wire guide wheel set 8 further comprises a fourth guide wheel 82, a tension swing arm 7 is rotatably connected to the back plate 9, a tension wheel 70 is arranged on the tension swing arm 7, and the tension wheel 70 is located below the third guide wheel 81 and the fourth guide wheel 82.

[0025] In order to reduce the power source and realize the synchronization of the wire arranging device 6 and the winding shaft 4, a synchronous pulley set 10 and a winding motor 12 are arranged on the back of the back plate 9. The synchronous pulley set 10 is respectively drivingly connected to the wire arranging device 6 and the winding shaft 4, and the winding motor 12 is drivingly connected to the synchronous pulley set 10.

[0026] In order to improve the stability of the wire arranging device 6, the wire arranging device 6 is a screw rod reciprocating wire arranging device 6. In order to facilitate the wire arranging device 6 to be uniformly arranged on the winding shaft 4, a wire arranging guide rod 5 is arranged above the wire inlet side of the wire arranging device 6. The wire arranging guide rod 5 is a circular arc rod, and the middle part of the wire arranging guide rod 5 is protruded obliquely upwards.

[0027] When threading, the yarn in the yarn barrel is sequentially threaded through the yarn tensioner 225, the guide tube 226, the yarn outlet hole 224, the thread wheel 33, and is wound at least two turns between the main traction roller 31 and the auxiliary traction roller 30, and after being wound between the main traction roller 31 and the auxiliary traction roller 30, the yarn is sequentially threaded through the first guide wheel 80, the second guide wheel 83, the fourth guide wheel 82, the tension wheel 70, and the third guide wheel 81, and after passing through the third guide wheel 81, the yarn is threaded from above the thread guide rod 5, passes through the thread arranging device 6, and is wound on the winding shaft 4.

[0028] The above is only an embodiment of the present application, and does not limit the patent range of the present application, and any equivalent structure or equivalent process transformation using the content of the present application specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection range of the present application.

Claims

1. A compact two-for-one twister characterized in that, The application relates to a yarn winding machine, which comprises a rack, a back plate arranged at the top rear side of the rack, a yarn barrel fixing plate arranged in the rack, a yarn barrel assembly arranged on the yarn barrel fixing plate, a winding shaft arranged on the back plate, a wire arranging device arranged on the back plate, a wire guide wheel set arranged on the back plate, a yarn traction machine arranged on the back plate, the yarn barrel assembly comprising a yarn barrel motor arranged on the yarn barrel fixing plate, a spindle assembly arranged on the yarn barrel motor, a yarn barrel rotatably connected to the spindle assembly, the spindle assembly comprising a central shaft, a guide disc coaxially arranged on the central shaft, a columnar guide disc arranged at the bottom of the guide disc, a guide tube arranged at the top end of the central shaft, a yarn tension device arranged at the top end of the guide tube, the central shaft being a hollow shaft, the guide disc being provided with a yarn outlet hole in the side surface, the yarn outlet hole being communicated with the center of the central shaft, the yarn barrel being provided with a central sleeve, the central shaft above the guide disc being coaxially rotatably connected with the central sleeve, the guide disc being provided with an upwardly folded yarn guide lip at the edge, the yarn barrel assembly being located directly below the yarn traction machine, and the rotation axis of the central shaft being vertical.

2. A compact double-truing machine according to claim 1, characterized in that The yarn barrel is a cylinder with an open top.

3. A compact double-truing machine according to claim 1, characterized in that The yarn traction machine comprises a traction seat, a main traction roller rotatably connected to the traction seat, a secondary traction roller rotatably connected to the traction seat, and a wire passing wheel rotatably connected to the traction seat.

4. A compact double-truing machine according to claim 3, characterised in that The wire guide wheel set comprises a first guide wheel, a second guide wheel and a third guide wheel, the first guide wheel being located above the secondary traction roller, the second guide wheel being located obliquely below the first guide wheel, the third guide wheel being located above the second guide wheel and obliquely above the wire arranging device.

5. A compact double-truing machine according to claim 4, characterised in that The wire guide wheel set further comprises a fourth guide wheel, a tension swing arm is rotatably connected to the back plate, a tension wheel is arranged on the tension swing arm, and the tension wheel is located below the third guide wheel and the fourth guide wheel.

6. A compact double-truing machine according to claim 1, characterized in that A synchronous pulley set and a winding motor are arranged on the back surface of the back plate, the synchronous pulley set is drivingly connected with the wire arranging device and the winding shaft respectively, and the winding motor is drivingly connected with the synchronous pulley set.

7. A compact double-truing machine according to claim 1, characterized in that The wire arranging device is a screw rod reciprocating wire arranging device, a wire arranging guide rod is arranged above the wire inlet side of the wire arranging device, the wire arranging guide rod is an arc-shaped rod, and the wire arranging guide rod is convexly arranged obliquely upwards in the middle portion.

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