CN218756272U

CN218756272U - Coaxial motor type yarn leading device of chenille spinning machine

Info

Publication number: CN218756272U
Application number: CN202222825634.3U
Authority: CN
Inventors: 石勇强; 曾宇; 丁小华; 潘嘉炜
Original assignee: Xinchang County Lanxiang Machinery Co ltd
Current assignee: Xinchang County Lanxiang Machinery Co ltd
Priority date: 2022-09-14
Filing date: 2022-10-26
Publication date: 2023-03-28
Anticipated expiration: 2032-10-26
Also published as: CN218932437U; CN218756273U; CN115573071A; CN218932438U; CN115573080A; CN218756271U; CN218932439U; CN218932440U

Abstract

The utility model discloses a yarn device is drawn to coaxial motor formula of chenille weaving machine, it includes the frame and arranges left swing arm motor and right swing arm motor in the frame with bilateral symmetry structure, left side swing arm motor is connected with left swing arm part, and right swing arm motor is connected with right swing arm part, and left swing arm part is the symmetrical arrangement state with right swing arm part, bilateral symmetry is equipped with the mounting hole in the frame, left side swing arm part and right swing arm part all are equipped with the installation bearing, the installation bearing can be installed in the mounting hole that corresponds to realize that left swing arm part and right swing arm part rotate as the center with the installation bearing, the pivot or the transmission shaft of left swing arm motor and right swing arm motor are coaxial-type structural arrangement state with the installation bearing.

Description

Coaxial motor type yarn leading device of chenille spinning machine

Technical Field

The utility model relates to a chenille weaving machine technical field, in particular to chenille weaving machine's coaxial motor formula draws yarn device.

Background

Chenille weaving machine is the novel weaving equipment who is used for producing chenille yarn, because chenille yarn has characteristics such as soft comfortable, the sense of touch is soft, bright-colored, is widely used in the production in a plurality of fields such as garment materials, furniture materials, automotive interior.

When the chenille spinning machine works, firstly, a knitting wool is wound on an inverted triangular cutting distance piece through a high-speed rotary head, the length of a knitting wool yarn is determined by the neck width of the cutting distance piece, then a raw yarn creel is fed into a press roller and sends out two core yarns, one of the two core yarns forms a surface layer core yarn of the chenille yarn, the other core yarn forms a bottom layer core yarn of the chenille yarn, and the knitting wool on the cutting distance piece is pushed to a blade by a roller-pull piece and is cut off by the blade. The cut down knitting wool is respectively clamped between the surface layer core yarn and the bottom layer core yarn towards two sides, and then the sheet knitting wool between the two core yarns is scattered at four sides to form the chenille yarn by utilizing the rotation of the winding spindle downwards.

The thread guiding device is the core part of chenille weaving machine, chenille weaving machine's thread guiding device among the prior art, its send a drive of press roll and left and right sides roller adopts the structure that single motor and gear box combine to carry out the transmission usually, its drive ratio is relatively fixed usually, so its structure is complicated, the fault rate is high, the maintenance cost is high, more can't carry out nimble regulation to the condition such as the moisture regain of the yarn raw materials of different specifications and different batches of yarn, thereby cause the off-the-shelf quality of chenille yarn not good, the uniformity of product is also relatively poor.

Disclosure of Invention

An object of the utility model is to provide a yarn device is drawn to coaxial motor formula of chenille weaving machine carries out the quality that the mode that control was adjusted through independent motor realizes improving finished product chenille yarn to make equipment can be competent in the yarn of various specification models fast, still improve the production efficiency of chenille yarn simultaneously.

In order to achieve the above purpose, the technical solution of the present invention is as follows:

yarn device is drawn to chenille weaving machine's coaxial motor formula, including the frame and with left swing arm motor and right swing arm motor in the symmetrical structure arrangement frame, left swing arm motor is connected with left swing arm part, and right swing arm motor is connected with right swing arm part, and left swing arm part is the symmetrical arrangement state with right swing arm part, bilateral symmetry is equipped with the mounting hole in the frame, left swing arm part and right swing arm part all are equipped with the installation bearing, the installation bearing can be installed in the mounting hole that corresponds to realize that left swing arm part and right swing arm part use the installation bearing to rotate as the center, the pivot or the transmission shaft of left swing arm motor and right swing arm motor are coaxial-type structural arrangement state with the installation bearing.

Furthermore, the rear ends of the left swing arm part and the right swing arm part are provided with mounting seats, the mounting seats are of hollow structures, and the outer walls of the mounting seats can be installed in a matched mode with the inner wall of the inner ring of the mounting bearing.

Furthermore, driving wheels are arranged inside the left swing arm part and the right swing arm part, motor gears are arranged at the front ends of rotating shafts or transmission shafts of the left swing arm motor and the right swing arm motor, and the motor gears can be meshed with the driving wheels.

Furthermore, roller shafts are arranged on the left swing arm part and the right swing arm part, roller gears are arranged on the roller shafts and can be meshed with the driving wheels, luo Lalun is arranged at the front end of each roller shaft, and a distance fine adjustment part is arranged at the rear end of each roller shaft.

Further, the width of the roller gear is larger than that of the driving wheel. For fine tuning the tolerance of the displacement of the roller axis.

Further, apart from fine setting part including adjusting the swivel nut, it is equipped with the external screw thread to adjust the swivel nut outer wall, the inner wall department of the casing of left side swing arm part and right swing arm part is equipped with the internal thread, the external screw thread can cooperate with the internal thread, it is the center with the roller axle and aligns the arrangement state to adjust the swivel nut to be the rotation connection state between the two. Through rotating the regulation swivel nut, can realize the slight regulation to roller axle and roller position, make chenille silk thread finished product quality more, equipment debugging is more convenient.

Furthermore, the adjusting threaded sleeve is connected with a bearing through a roller shaft, an inner ring of the bearing is connected with the roller shaft, and an outer ring of the bearing is connected with the inner wall of the adjusting threaded sleeve. The interference to the rotation of the roller shaft can be reduced, and the roller shaft can rotate more stably and accurately.

Furthermore, a limit nut is arranged on the external thread of the adjusting screw sleeve in a matched mode. The limiting nut plays a role in locking and prevents the roller shaft from displacing after the adjustment is finished.

Furthermore, the front end of the adjusting screw sleeve is provided with a groove, a sealing ring is arranged on the groove, and the sealing ring is tightly attached to the groove and the inner wall of the shell. Improve the inside leakproofness of left swing arm part and right swing arm part, prevent the condition such as dust entering and lubricating oil overflow.

This scheme of adoption, contrast prior art has following benefit:

according to the coaxial motor type yarn leading device of the chenille textile machine, the left swing arm motor and the right swing arm motor are independently installed and arranged, the rotating speed can be freely and steplessly adjusted through the left swing arm motor or the right swing arm motor, the draw ratio adjustment of yarn conveying can be accurately and efficiently adjusted, so that equipment can adapt to various types of yarns and process requirements, the moisture regain of yarns in different batches can be correspondingly adjusted, the quality of finished chenille yarns is higher, and the consistency of products can be ensured; the traditional equipment adopts a single-motor transfer case structure, so that the mechanical structure is complex, the use and maintenance cost is high, the draw ratio is difficult to adjust, and the production requirement of high-speed high-quality chenille yarns cannot be met;

in the installation of left swing arm motor or right swing arm motor, this scheme carries out the mode installation that coaxial arrangement is carried out with motor shaft or transfer line and corresponding installation bearing, can improve left swing arm part and right swing arm part pivoted flexibility and power input's stability greatly, and the mounting structure who significantly reduces, make left swing arm motor or right swing arm motor, need not complicated mechanical transmission part, have the transmission efficiency of ideal, and can make the stable efficient operation of the roller at its terminal, simultaneously, because the condition of wearing and tearing can appear in high-speed generation in-process in the roller, so carry out rotational speed compensation control through left swing arm motor or right swing arm motor, can improve the life of roller, and reduce the change cycle of roller, so have mechanical structure simply, stable operation is reliable, and through carrying out accurate rotational speed to these three motors and adjusting, can realize the high-efficient accurate and high-quality chenille yarn's of formation manufacturing efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of a yarn guiding device of the preferred embodiment.

Fig. 2 is a schematic front structure diagram of a yarn guiding device.

Fig. 3 is a back structure schematic diagram of the yarn guiding device.

Fig. 4 is an exploded view of the left swing arm motor and the left swing arm assembly.

FIG. 5 is a schematic diagram of the internal transmission structure of the left swing arm assembly.

Fig. 6 is an exploded view of the front section of the roller shaft.

Fig. 7 is an exploded view of the rear section of the roller shaft.

Detailed Description

The original intention of this scheme is to design one set can carry out the chenille weaving machine of configuration of freely adjusting to the rotational speed, carries out independent motor control to the core part gyration head subassembly of chenille weaving machine, makes it can be fit for various yarn types and batch, and generate the chenille yarn of high-quality uniformity to through the mode that improves rotational speed and stability, improve the production efficiency of chenille yarn by a wide margin.

Referring to fig. 1, fig. 2 and fig. 3, a coaxial motor type yarn guiding device of a chenille textile machine is characterized in that a left swing arm motor 31 and a right swing arm motor are symmetrically arranged on a frame 1, the left swing arm motor 31 is connected with a left swing arm part 3, the right swing arm motor is connected with a right swing arm part, and the left swing arm part 3 and the right swing arm part are symmetrically arranged (for simplifying the description, the left swing arm motor 31 and the left swing arm part 3 are taken as examples for further description);

the central point that compression roller motor 21 installed at the top of frame 1 puts, the pivot 22 of compression roller motor 21 is to both ends extension state, both ends all are connected with compression roller axle 23 about it, compression roller axle 23 cooperation has arranged compression roller wheel 24, compression roller wheel 24 is the iron core wheel, with the counter weight hard, the pivot at compression roller wheel 24's both ends is restricted in U-shaped groove 25, so suitably change the diameter of compression roller wheel 24 (the weight of the counter weight of adjusting the iron core), compression roller wheel 24 can laminate with compression roller axle 23 all the time, compression roller axle 23 is rotated by compression roller motor 21 drive, and drive compression roller wheel 24 and correspond the rotation, in one side of compression roller motor 21, the top layer heart yearn that the front end was carried and is come and bottom heart yearn is sent into between compression roller wheel 24 and compression roller axle 23 through wire ring 26, so through the rotational speed control of compression roller motor 21, can realize the accurate control to these two heart yearn conveying speed and conveying tension, the heart yearn of the left and right sides is carried respectively to left swing arm part 31 and right swing arm part department at compression roller motor 21, be used for realize the preparation of chenille yarn.

Referring to fig. 4, the main body of the frame 1 is a bilateral symmetry structure, and for structural stability, it may be formed by an aluminum alloy casting or milling piece, the frame 1 is bilaterally symmetric and provided with mounting holes 33, the left swing arm part 3 and the right swing arm part are provided with mounting bearings 34, the mounting bearings 34 can be installed in the corresponding mounting holes 33, specifically, the outer wall of the outer ring of the mounting bearing 34 is tightly attached to the inner wall of the mounting hole 33, the rear end of the left swing arm part 3 is provided with a hollow mounting seat 35, and the outer wall of the mounting seat 35 is precisely attached to the inner wall of the inner ring of the mounting bearing 34, so that the left swing arm part 3 can rotate around the central line of the mounting hole 33, the mounting bearing 34 or the mounting seat 35, during actual installation, the left swing arm part 3 is precisely installed on the frame 1 through the mounting seat 35 and the mounting bearing 34, the motor gear 32 is arranged at the front end of the left swing arm motor 31, the left swing arm motor 31 passes through screws and screw holes on the back of the frame 1 and is installed from the rear end to the front end, the motor gear 32 passes through the central hollow part of the installation seat 35 in the installation process, power is transmitted to the inside of the left swing arm part 3, and a rotating shaft or a transmission shaft of the left swing arm motor 31 and the installation bearing 34 are in a coaxial structure arrangement state, so that the installation can be more accurate, the power transmission is more stable, and even if the rotating speed of the left swing arm motor 31 is adjusted, the rotation of the left swing arm part 3 is not interfered, so that when the rotating speed of the left swing arm motor 31 is freely adjusted, the rotation of the left swing arm part 3 is not influenced, the pressure of the left swing arm part 3 in the chenille spinning process is not influenced, and the consistency and the quality of chenille yarns can be improved.

Referring to fig. 5, the left swing arm part 3 is hollow, and two transition wheels 36 engaged with each other are arranged, a roller shaft part 4 is longitudinally arranged on the inner side of the top of the left swing arm part 3, the roller shaft part 4 includes a roller shaft 41, a roller shaft gear 42 is arranged in the middle of the roller shaft 41, the roller shaft gear 42 and the transition wheels 36 are also in an engaged state, and in terms of transmission, the left swing arm motor 31 realizes power transmission to the roller shaft gear 42 and the roller shaft 41 through the left swing arm motor gear 32 and the transition wheels 36; need not traditional parts such as shaft coupling in this structure, as long as left swing arm motor 31 installs in place promptly, and can realize high-efficient accurate driven function, simplified equipment fixing operation and debugging process greatly to retrench transmission structure, improved motor and holistic transmission efficiency.

Be equipped with apron 37 at the top of left swing arm part 3, apron 37 passes through the screw and installs at the top of left swing arm part 3, opens apron 37 and can be convenient for install and operation such as maintenance, and if necessary, can also carry out the interpolation operation of emollient to the inside of left swing arm part 3 to can guarantee that inside gear drive structure obtains lubricating, improve its life and stability.

Referring to fig. 6 and 7, a roller shaft 41 is stably installed inside a left swing arm component 3 through two roller bearings 43, a roller chuck 46, a roller disc 47 and a roller cover disc 48 are respectively arranged at the front end of the roller shaft 41, wherein the outer ring of Luo Lapan can be made of polyurethane, a surface layer core wire for manufacturing the chenille yarn is conveyed around Luo Lapan, the roller chuck 46 and the roller cover disc 48 are used for installing and fixing the roller disc 47 on the roller shaft 41, the front end of the roller cover disc 48 is provided with a straight installation groove, an inner hexagonal installation screw 49 is installed inside the roller shaft 41 through threads, the rotation of the roller cover disc 48 can be limited firstly through a wrench during the installation process, and then the installation screw 49 is installed through an inner hexagonal wrench, as the outer ring of Luo Lapan is worn during the efficient manufacturing process of the chenille yarn, regular maintenance and replacement operations are required, the installation structure of the scheme is simple, the installation characteristics of the swing arm are that the installation structure is simple, the installation structure, the installation does not affect the installation of the left swing arm component 41, and the left swing arm 41 is prevented from being rotated by a motor 36 and the left swing wheel 41; an oil seal 45 is provided on the roller shaft 41 between the roller bearing 43 and the roller chuck 46, and prevents the lubricating oil in the left swing arm member 3 from overflowing or entering the roller chuck 47 and contaminating the yarn.

3236 zxft 3247 position and rotation speed are important parameters for ensuring the quality of chenille yarn, in order to realize accurate adjustment of the front and rear positions of Luo Lalun, a distance fine-tuning component 400 is arranged at the rear end of a roller shaft 41, the distance fine-tuning component 400 comprises an adjusting screw sleeve 401, the adjusting screw sleeve 401 is of a hollow structure, the hollow interior of the adjusting screw sleeve 401 can correspondingly accommodate the roller shaft 41, the outer wall of the adjusting screw sleeve 401 is provided with an external thread, the inner wall of a shell of a left swing arm component 3 is provided with an internal thread, the external thread and the internal thread can be matched, the adjusting screw sleeve 401 and the roller shaft 41 are arranged in a central alignment state, the rear end of the adjusting screw sleeve 401 is provided with a bearing cavity 402, and the bearing cavity 402 can accommodate a fine-tuning bearing 403, namely, the outer ring outer wall of the fine adjustment bearing 403 is attached to the bearing cavity 402, the inner ring inner wall of the fine adjustment bearing 403 is attached to the rear end outer wall of the roller shaft 41, a shaft end retaining ring 404 is arranged at the outer end of the fine adjustment bearing 403 and used for covering the outer edge of the fine adjustment bearing 403, and the shaft end retaining ring 404 is installed at the outer end of the roller shaft 41 through a retaining ring screw 405, so that the longitudinal displacement connection between the adjustment screw sleeve 401 and the roller shaft 41 is realized, but the rotation between the roller shaft 41 and the adjustment screw sleeve 401 is not interfered by each other.

In order to make the adjusting position relatively stable and prevent the adjusting screw sleeve 401 from rotating in the working process of the left swing arm part 3, a limit nut 408 is arranged on the external thread of the adjusting screw sleeve 401 in a matching manner, the side wall of the limit nut 408 can be attached to the shell of the left swing arm part 3 to play a role in locking, and the adjusting screw sleeve 401 and the roller shaft 41 are prevented from displacing after the adjustment is completed.

In order to play a role of sealing, a sealing groove 406 is arranged at the outer wall of the front end of the adjusting screw sleeve 401, and an O-shaped sealing ring is correspondingly arranged at the sealing groove 406 to play a role of oil sealing; in order to reduce the influence on the gear transmission when the roller shaft 41 is finely adjusted, the width of the roller gear 42 is larger than that of the transmission wheel 36, so that the roller gear can be used for finely adjusting the tolerance of the displacement of the roller shaft 41.

In order to detect whether the yarns are normally conveyed or not, a yarn breakage alarm component 11 is arranged on the rack 1, the yarn breakage alarm component 11 comprises an alarm porcelain wheel 12 and a yarn breakage sensor 13, wherein the alarm porcelain wheel 12 is arranged between a press roll shaft 23 and a roller wheel 47 in a core wire conveying path, concretely, the yarn breakage sensor 13 can be of a Hall sensor structure, when the yarns pass through the alarm porcelain wheel 12, the alarm porcelain wheel 12 is driven to continuously rotate, a voltage value with corresponding frequency is obtained at the yarn breakage sensor 13, and when the yarn breakage condition occurs, the yarn breakage sensor 13 cannot obtain a corresponding voltage value, so that the system can judge that the yarn breakage condition occurs, and if necessary, the system can implement shutdown operation; furthermore, by analyzing the voltage value variation of the yarn breakage sensor 13, the system can be used to obtain the current yarn feeding speed, and since the yarn fed during the period between the pressure roller shaft 23 and the roller wheel 47 has a stable tension, the data can be obtained with better accuracy.

In conclusion, the coaxial motor type yarn guiding device of the chenille textile machine has the advantages that the compression roller motor 21, the left swing arm motor 31 and the right swing arm motor are independently arranged, the compression roller motor 21 is used for conveying core wires in a tension maintaining mode, the rotation speed difference of the compression roller motor 21 can be adjusted through the left swing arm motor 31 or the right swing arm motor, the draw ratio between the compression roller motor and the compression roller motor can be accurately and efficiently adjusted, equipment can adapt to various types of yarns and process requirements, and the moisture regain of yarns of different batches can be correspondingly adjusted, so that the quality of finished chenille yarns is higher, and the consistency of products can be guaranteed; the traditional equipment adopts a single-motor transfer case structure, the mechanical structure is complex, the use and maintenance cost is high, the tensile ratio adjustment is difficult (generally, the fixed tensile ratio is 1.07), and the production requirement of the high-speed high-quality chenille yarn cannot be met;

in the installation of left swing arm motor 31 or right swing arm motor, this scheme carries out the mode installation that coaxial arrangement is carried out with corresponding installation bearing with the motor shaft, can improve left swing arm part 3 and right swing arm part pivoted flexibility and power input's stability greatly, and the mounting structure who significantly reduces, make left swing arm motor 31 or right swing arm motor, need not complicated mechanical transmission part, have the most ideal transmission efficiency, and can make the roller wheel 47 at its terminal stabilize the efficient operation, simultaneously, because Luo Lalun can appear the condition of wearing and tearing in the high-speed formation process, the event carries out rotational speed compensation control through left swing arm motor 31 or right swing arm motor, can improve the life of roller, and reduce the change cycle of roller, the event has mechanical structure simply, the job stabilization is reliable, and through carrying out accurate rotational speed to these three motors and adjusting, can realize the production manufacturing work of high-efficient accurate and high-quality chenille yarn.

Claims

1. The coaxial motor type yarn leading device of the chenille textile machine is characterized in that: including the frame and with left swing arm motor and right swing arm motor that bilateral symmetry structure arranged in the frame, left side swing arm motor is connected with left swing arm part, and right swing arm motor is connected with right swing arm part, and left swing arm part is the symmetrical arrangement state with right swing arm part, bilateral symmetry is equipped with the mounting hole in the frame, left side swing arm part and right swing arm part all are equipped with the installation bearing, the installation bearing can be installed in the mounting hole that corresponds to realize that left swing arm part and right swing arm part use the installation bearing to rotate as the center, the pivot or the transmission shaft of left side swing arm motor and right swing arm motor are coaxial-type structural arrangement state with the installation bearing.

2. The coaxial motor type yarn drawing device of the chenille textile machine according to claim 1, characterized in that: the rear ends of the left swing arm part and the right swing arm part are provided with mounting seats, the mounting seats are of hollow structures, and the outer walls of the mounting seats can be installed in a matched mode with the inner wall of the inner ring of the mounting bearing.

3. The coaxial motor type yarn drawing device of the chenille textile machine according to claim 1, characterized in that: the driving wheels are arranged inside the left swing arm part and the right swing arm part, motor gears are arranged at the front ends of rotating shafts or transmission shafts of the left swing arm motor and the right swing arm motor, and the motor gears can be meshed with the driving wheels.

4. The coaxial motor type yarn drawing device of the chenille textile machine according to claim 1, characterized in that: the left swing arm part and the right swing arm part are provided with roller shafts, roller gears are arranged on the roller shafts and can be meshed with the driving wheels, and Luo Lalun is arranged at the front ends of the roller shafts.

5. The coaxial motor type yarn drawing device of the chenille textile machine according to claim 4, characterized in that: and a distance fine adjustment component is arranged at the rear end of the roller shaft.

6. The coaxial motor type yarn drawing device of the chenille textile machine according to claim 5, characterized in that: the distance fine adjustment part comprises an adjustment threaded sleeve, an external thread is arranged on the outer wall of the adjustment threaded sleeve, an internal thread is arranged on the inner wall of the shell of the left swing arm part and the inner wall of the shell of the right swing arm part, the external thread can be matched with the internal thread, the adjustment threaded sleeve is aligned with the center of the roller shaft and is in a connection state with the roller shaft in a rotating mode.

7. The coaxial motor type yarn drawing device of the chenille textile machine according to claim 6, characterized in that: the adjusting threaded sleeve is connected with a bearing through a roller shaft, the inner ring of the bearing is connected with the roller shaft, and the outer ring of the bearing is connected with the inner wall of the adjusting threaded sleeve.

8. The coaxial motor type yarn drawing device of the chenille textile machine according to claim 6, characterized in that: and the external thread of the adjusting threaded sleeve is provided with a limiting nut in a matching way.

9. The coaxial motor type yarn drawing device of the chenille textile machine according to claim 6, characterized in that: the front end of the adjusting threaded sleeve is provided with a groove, a sealing ring is arranged on the groove, and the sealing ring is tightly attached to the groove and the inner wall of the shell.