CN215713727U

CN215713727U - High-efficient yarn feeding mechanism of heald-threading machine

Info

Publication number: CN215713727U
Application number: CN202120945830.7U
Authority: CN
Inventors: 韩江
Original assignee: Wujiang Xubin Textile Co ltd
Current assignee: Wujiang Xubin Textile Co ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2022-02-01
Anticipated expiration: 2031-05-06

Abstract

The utility model discloses a high-efficiency yarn feeding mechanism of a heddle frame, which comprises a base, wherein an inverted Y-shaped supporting rod and an I-shaped supporting rod are fixedly installed at the top of the base, a winding roll is rotatably installed between the inverted Y-shaped supporting rod and the I-shaped supporting rod, a winding roll is fixedly sleeved in the middle of the winding roll, a first limiting disc and a second limiting disc are fixedly installed on two sides of the winding roll respectively, a speed reducing motor is fixedly installed at the top of the base, a first driving wheel is fixedly sleeved on an output shaft of the speed reducing motor, and a second driving wheel is fixedly sleeved on the winding roll. According to the efficient yarn feeding mechanism of the heddle machine, the problems that the yarn is broken or the yarn is wound loosely due to the fact that the tension force is difficult to control in the yarn winding process and the overall working efficiency is affected by subsequent intervention and adjustment are solved through the arranged first telescopic sleeve, the second telescopic sleeve and the pressing roller, and a better use prospect is brought.

Description

High-efficient yarn feeding mechanism of heald-threading machine

Technical Field

The utility model relates to the field of textiles, in particular to a high-efficiency yarn feeding mechanism of a heddle drawing machine.

Background

Drafting is the last step of harness wire preparation, yarns wound on a weaving shaft penetrate through a dropper and a heddle eye according to the requirements of process design, and are inserted into reed dents of corresponding reeds.

Before drafting work, yarns need to be wound on a loom beam, yarn breakage is easily caused by overlarge yarn tension in the yarn winding process, the yarn is easily loosened after being wound due to the undersize yarn tension, the yarn winding needs to be adjusted subsequently, and the overall working efficiency is affected.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide an efficient yarn feeding mechanism of a heddle drawing machine, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a high-efficiency yarn feeding mechanism of a heddle frame comprises a base, wherein an inverted Y-shaped supporting rod and an I-shaped supporting rod are fixedly mounted at the top of the base, a winding reel is rotatably mounted between the inverted Y-shaped supporting rod and the I-shaped supporting rod, a winding roll is fixedly sleeved at the middle of the winding reel, a first limiting disc and a second limiting disc are respectively fixedly mounted at two sides of the winding reel, a speed reducing motor is fixedly mounted at the top of the base, a first driving wheel is fixedly sleeved on an output shaft of the speed reducing motor, a second driving wheel is fixedly sleeved on the winding reel, a driving belt is arranged between the first driving wheel and the second driving wheel, the first driving wheel and the second driving wheel are connected through the driving belt in a transmission manner, a portal frame is arranged above the base, a first telescopic sleeve and a second telescopic sleeve are fixedly mounted on the portal frame, and a rotating shaft is rotatably mounted between the first telescopic sleeve and the second telescopic sleeve, and a pressing roller is fixedly sleeved in the middle of the rotating shaft.

Preferably, a first bearing seat is fixedly mounted at the top end of the inverted-Y-shaped supporting rod, a first ball bearing is fixedly mounted inside the first bearing seat, a second bearing seat is fixedly mounted at the top end of the I-shaped supporting rod, a second ball bearing is fixedly mounted inside the second bearing seat, two ends of the winding shaft respectively penetrate through the inner rings of the first ball bearing and the second ball bearing to protrude, pin holes are formed in the protruding portions of the two ends of the winding shaft, and limit pins are inserted in the pin holes.

Preferably, the both ends of portal frame respectively with first bearing frame, second bearing frame fixed connection, the fixed cover in outside of pinch roller is equipped with the rubber sleeve, the rubber sleeve laminates with the spiral roller, first telescopic tube is the same with second telescopic tube's constitutional structure, all include hollow cylinder and telescopic link in first telescopic tube and the structure of second telescopic tube, the bottom fixed mounting of telescopic link has third ball bearing, the fixed suit is in two sets of third ball bearing's inner ring respectively at the both ends of pivot.

Preferably, the inside slip cover of hollow cylinder is equipped with the cylinder, spacing hole has been seted up to the bottom of hollow cylinder, the top of telescopic link passes spacing hole and gets into the inside of hollow cylinder and with the bottom fixed connection of cylinder, the inside of hollow cylinder is provided with the spring, the spring is located the top of cylinder, the external diameter of cylinder is greater than the aperture of spacing hole.

Compared with the prior art, the utility model has the following beneficial effects: the high-efficiency yarn feeding mechanism of the heddle drawing machine comprises a first telescopic sleeve, a second telescopic sleeve and a compression roller, wherein the hollow cylinder and the telescopic rod in the structures of the first telescopic sleeve and the second telescopic sleeve can do telescopic motion passively, the telescopic rod is pushed to extend under the action of a spring arranged in the hollow cylinder, so that the compression roller compresses a winding roller, the compression roller applies compression acting force to the winding roller when the yarn is wound on the winding roller in the winding process, the yarn cannot be loosened when wound, meanwhile, the compression roller is attached to the winding roller, the compression roller rotates passively when the winding roller rotates, the friction force between the compression roller and the yarn is reduced in a rotating mode, the yarn is prevented from being broken due to the influence of the compression acting force of the compression roller, and the problem that the yarn is broken or the yarn is loosened due to the fact that the tension force is difficult to control in the yarn winding process is solved, follow-up intervention adjustment influences the problem of whole work efficiency, and along with the increase of yarn winding number of turns, its yarn winding thickness increases, and first telescope tube then contracts passively with the second telescope tube to this change of adaptation does benefit to people and uses, overall structure is simple, convenient operation, and the effect of use is better for traditional mode.

Drawings

Fig. 1 is a front view of an efficient feed mechanism of a drafting machine according to the utility model.

Fig. 2 is a schematic structural diagram of a pressing roller in the high-efficiency yarn feeding mechanism of the heddle drawing-in machine.

Fig. 3 is a schematic structural diagram of a first telescopic tube and a second telescopic tube in the high-efficiency yarn feeding mechanism of the heddle wearing machine.

In the figure: 1. a base; 2. an inverted Y-shaped support bar; 3. a I-shaped support rod; 4. a first bearing housing; 5. a second bearing housing; 6. a first ball bearing; 7. a second ball bearing; 8. a spool; 9. a winding roll; 10. a first limiting disc; 11. a second limiting disc; 12. a motor; 13. a first drive pulley; 14. a second transmission wheel; 15. a drive belt; 16. a gantry; 17. a first telescopic tube; 18. a second telescopic tube; 19. a pressure roller; 20. a rubber sleeve; 21. a rotating shaft; 22. a hollow cylinder; 23. a telescopic rod; 24. a cylinder; 25. a spring; 26. and a third ball bearing.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

The first embodiment is as follows:

as shown in fig. 1, a high-efficiency yarn feeding mechanism of a heddle drawing machine comprises a base 1, an inverted Y-shaped support rod 2 and an I-shaped support rod 3 are fixedly installed at the top of the base 1, a winding shaft 8 is rotatably installed between the inverted Y-shaped support rod 2 and the I-shaped support rod 3, a winding roller 9 is fixedly sleeved at the middle part of the winding shaft 8, a first limit disc 10 and a second limit disc 11 are respectively and fixedly installed at two sides of the winding roller 9, a speed reducing motor 12 is also fixedly installed at the top of the base 1, a first transmission wheel 13 is fixedly sleeved on an output shaft of the speed reducing motor 12, a second transmission wheel 14 is fixedly sleeved on the winding shaft 8, a transmission belt 15 is arranged between the first transmission wheel 13 and the second transmission wheel 14, the first transmission wheel 13 is in transmission connection with the second transmission wheel 14 through the transmission belt 15, a portal frame 16 is arranged above the base 1, a first telescopic sleeve 17 and a second telescopic sleeve 18 are fixedly installed on the portal frame 16, rotate between first telescopic tube 17 and the second telescopic tube 18 and install pivot 21, the fixed cover in middle part of pivot 21 is equipped with compression roller 19, compression roller 19 compresses tightly spiral roll 9, when the yarn is convoluteed to spiral roll 9, compression roller 19 applys the pressure force to it, make the yarn loose phenomenon can not appear when convoluteing, and simultaneously, compression roller 19 and spiral roll 9 laminating, spiral roll 9 is when carrying out rotary motion, compression roller 19 driven gyration, reduce the frictional force between self and the yarn through the mode of gyration, avoid the yarn to collapse apart by the influence of compression roller 19 pressure force, the problem that the tensile force is difficult to control and leads to the yarn to collapse apart or the yarn is convoluteed loose in the yarn coiling in-process has been solved, follow-up intervention adjustment influences whole work efficiency.

Example two:

on the basis of the first embodiment, as shown in fig. 1, a first bearing seat 4 is fixedly installed at the top end of the inverted Y-shaped supporting rod 2, a first ball bearing 6 is fixedly installed inside the first bearing seat 4, a second bearing seat 5 is fixedly installed at the top end of the I-shaped supporting rod 3, a second ball bearing 7 is fixedly installed inside the second bearing seat 5, two ends of the winding shaft 8 respectively penetrate through inner rings of the first ball bearing 6 and the second ball bearing 7 to protrude, the first ball bearing 6 and the second ball bearing 7 are designed to support and position the winding shaft 8, reduce friction force during rotation of the winding shaft and reduce kinetic energy loss, pin holes are respectively formed in protruding portions of two ends of the winding shaft 8, and limit pins are inserted into the pin holes to limit the winding shaft 8 and prevent the winding shaft 8 from falling off.

Example three:

on the basis of the first embodiment, as shown in fig. 1, 2 and 3, two ends of a portal frame 16 are respectively and fixedly connected with a first bearing seat 4 and a second bearing seat 5, a rubber sleeve 20 is fixedly sleeved outside a compression roller 19, the rubber sleeve 20 is attached to a winding roller 9, the rubber sleeve 20 is soft, damage to yarns is avoided, and the first telescopic tube 17 and the second telescopic tube 18 have the same composition structure; the structure of the first telescopic tube 17 and the structure of the second telescopic tube 18 both comprise a hollow cylinder 22 and a telescopic rod 23, the inside of the hollow cylinder 22 is slidably sleeved with a cylinder 24, the bottom of the hollow cylinder 22 is provided with a limit hole, the top end of the telescopic rod 23 penetrates through the limit hole to enter the inside of the hollow cylinder 22 and is fixedly connected with the bottom of the cylinder 24, the inside of the hollow cylinder 22 is provided with a spring 25, and the spring 25 is positioned above the cylinder 24; the external diameter of cylinder 24 is greater than the aperture of spacing hole, and the bottom fixed mounting of telescopic link 23 has third ball bearing 26, and fixed the cover is adorned respectively in the inner ring of two sets of third ball bearing 26 at the both ends of pivot 21, and two sets of third ball bearing 26 cooperate, play location and supporting role to pivot 21 to reduce the frictional force when pivot 21 gyration.

The utility model is a high-efficiency yarn feeding mechanism of a heald-threading machine, when in use, one end of a yarn is fixed on a winding roll 9, a speed reducing motor 12 is controlled to start, when the speed reducing motor 12 runs, a torque is transmitted to a first driving wheel 13 through an output shaft, the first driving wheel 13 transmits the torque to a second driving wheel 14 through a driving belt 15, so as to drive a winding shaft 8 and the winding roll 9 to perform rotary motion, the winding roll 9 winds the yarn, so that the yarn is wound on the winding roll 9, during the winding process, a hollow cylinder 22 and a telescopic rod 23 in the structures of a first telescopic sleeve 17 and a second telescopic sleeve 18 can perform telescopic motion passively, under the action of a spring 25 arranged inside the hollow cylinder 22, the telescopic rod 23 is pushed to extend, so that the compression roll 19 compresses the winding roll 9, when the yarn is wound on the winding roll 9, the compression roll 19 applies a compression acting force to the yarn, make the yarn loose phenomenon can not appear when convoluteing, simultaneously, compression roller 19 and the laminating of spiral roller 9, spiral roller 9 is when carrying out rotary motion, compression roller 19 driven gyration, reduce the frictional force between self and the yarn through the mode of gyration, avoid yarn pressurized compression roller 19 to compress tightly the influence of effort and break up, it is difficult to control and leads to the yarn to break up or the yarn is convoluteed loosely to have solved yarn coiling in-process tensile force, the problem of whole work efficiency is influenced in follow-up intervention adjustment, increase along with the yarn number of turns of coiling, its yarn coiling thickness increases, first telescopic tube 17 then contracts passively with compression roller 19, with this change of adaptation, and is relatively practical.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high-efficient yarn feeding mechanism of heald-threading machine, includes base (1), its characterized in that: the winding machine is characterized in that an inverted Y-shaped supporting rod (2) and an I-shaped supporting rod (3) are fixedly mounted at the top of the base (1), a winding roll (8) is rotatably mounted between the inverted Y-shaped supporting rod (2) and the I-shaped supporting rod (3), a winding roll (9) is fixedly sleeved in the middle of the winding roll (8), a first limiting disc (10) and a second limiting disc (11) are respectively and fixedly mounted on two sides of the winding roll (9), a speed reducing motor (12) is further fixedly mounted at the top of the base (1), a first driving wheel (13) is fixedly sleeved on an output shaft of the speed reducing motor (12), a second driving wheel (14) is fixedly sleeved on the winding roll (8), a driving belt (15) is arranged between the first driving wheel (13) and the second driving wheel (14), and the first driving wheel (13) is in transmission connection with the second driving wheel (14) through the driving belt (15), the top of base (1) is provided with portal frame (16), fixed mounting has first telescope tube (17) and second telescope tube (18) on portal frame (16), rotate between first telescope tube (17) and second telescope tube (18) and install pivot (21), the fixed cover in middle part of pivot (21) is equipped with compressing roller (19).

2. The high-efficiency yarn feeding mechanism of the heddle drawing-in machine according to claim 1 is characterized in that: the top fixed mounting of type of falling Y bracing piece (2) has first bearing frame (4), the inside fixed mounting of first bearing frame (4) has first ball bearing (6), the top fixed mounting of I type bracing piece (3) has second bearing frame (5), the inside fixed mounting of second bearing frame (5) has second ball bearing (7), the inner ring protrusion of first ball bearing (6) and second ball bearing (7) is passed respectively at the both ends of spool (8), and the bulge department at spool (8) both ends has all seted up the pinhole, and the pinhole interlude has the spacer pin.

3. The high-efficiency yarn feeding mechanism of the heddle drawing-in machine according to claim 1 is characterized in that: the utility model discloses a two-section steel wire rope winding machine, including portal frame (16), compression roller (19), rubber sleeve (17), telescopic link (23), the both ends of portal frame (16) respectively with first bearing frame (4), second bearing frame (5) fixed connection, the fixed cover in outside of compression roller (19) is equipped with rubber sleeve (20), rubber sleeve (20) and spiral roll (9) laminating, first telescopic tube (17) are the same with the component structure of second telescopic tube (18), all include hollow cylinder (22) and telescopic link (23) in the structure of first telescopic tube (17) and second telescopic tube (18), the bottom fixed mounting of telescopic link (23) has third ball bearing (26), the both ends of pivot (21) are fixed suit respectively in the inner ring of two sets of third ball bearing (26).

4. The high-efficiency yarn feeding mechanism of the heddle drawing-in machine according to claim 3 is characterized in that: the inside slip cover of hollow cylinder (22) is equipped with cylinder (24), spacing hole has been seted up to the bottom of hollow cylinder (22), the top of telescopic link (23) pass spacing hole and get into the inside of hollow cylinder (22) and with the bottom fixed connection of cylinder (24), the inside of hollow cylinder (22) is provided with spring (25), spring (25) are located the top of cylinder (24), the external diameter of cylinder (24) is greater than the aperture in spacing hole.