CN215925230U

CN215925230U - Horizontal drawing-in machine

Info

Publication number: CN215925230U
Application number: CN202121635961.1U
Authority: CN
Inventors: 曹国政; 喻凯旋; 林富生; 石全; 刘泠杉; 宋志峰; 龚小舟
Original assignee: Wuhan Textile University
Current assignee: Wuhan Textile University
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2022-03-01
Anticipated expiration: 2031-07-19

Abstract

The utility model belongs to the technical field of textile machinery, and discloses a horizontal drawing-in machine, which comprises a yarn dividing device, a drawing-in device, a drafting device, a reeding device and a drawing-in device, wherein the yarn dividing device, the drawing-in device, the reeding device and the drawing-in device are sequentially arranged along the movement direction of yarns; the drawing-in device is used for placing the drop wires with the threaded yarns on the drop wire storage rod; the drafting device is used for arranging and hanging heddles on the heddles; the reeding device is used for moving the reed plate to enable the reed gap to enter a reeding station; the threading device is used for drawing the yarn. According to the horizontal drawing-in machine provided by the utility model, multiple motors are adopted to drive respectively, each device is controlled respectively and is not interfered with each other, the control difficulty is reduced, the operation speed is improved, full-automatic drawing-in, drafting and denting can be realized, and the efficiency is improved.

Description

Horizontal drawing-in machine

Technical Field

The utility model belongs to the technical field of textile machinery, and particularly relates to a horizontal drawing-in machine.

Background

Drawing-in is a preparation work carried out before the yarn is woven on a machine, and is also the last working procedure before weaving. Drafting and denting are all completed manually, the speed is low, the production efficiency is low, the labor is more, the quality is poor, the labor intensity of workers is high, and particularly the speed cannot meet the production and order requirements of the modern high-speed air jet loom. Because the manual drawing-in speed is low, the drawing-in conditions of a loom and the like often occur, and the production development of textile enterprises is restricted.

SUMMERY OF THE UTILITY MODEL

The present invention aims to solve the above technical problem at least to some extent. Therefore, the utility model aims to provide a horizontal drawing-in machine.

The technical scheme adopted by the utility model is as follows:

a horizontal drawing-in machine comprising:

the yarn dividing device is used for separating the yarns one by one;

the drawing-in device is used for placing the drop wires with the threaded yarns on the drop wire storage rod;

the drafting device is used for carrying out drafting and drafting on the heddles;

the reeding device is used for moving the reed plate to enable the reed gap to enter a reeding station;

the threading device is used for drawing the yarns;

the yarn dividing device, the drawing-in device, the drafting device, the reeding device and the drawing-in device are sequentially arranged along the movement direction of the yarns.

Preferably, the yarn dividing device comprises two fixed brushes arranged in parallel up and down, yarns are wound on the two fixed brushes, a screw rod connected with the driving mechanism is arranged between the two fixed brushes, and the screw rod is in contact with the yarns.

Preferably, the drawing-in device comprises a rotary table capable of rotating around the circle center of the drawing-in device, four retractable dropper taking and placing mechanisms are uniformly distributed on the circumference of the rotary table, a dropper storage rod is arranged on one side of the rotary table, and a clamping jaw and a dropper discharging frame are arranged on the other side of the rotary table, which is far away from the dropper storage rod;

the drawing-in device further comprises a first linear motion module, the clamping jaw is installed on the first linear motion module, and a dropper taking and placing mechanism is arranged below the dropper discharging frame.

Preferably, the dropper taking and placing mechanism comprises a suction cup cylinder and a vacuum suction cup arranged on the end of the suction cup cylinder rod.

Preferably, the drafting device comprises an upper synchronous belt and a lower synchronous belt which are arranged up and down and can rotate synchronously, an upper hanging needle is arranged on the upper synchronous belt, a lower hanging needle is arranged on the lower synchronous belt, and two ends of the harness wire are respectively connected with the upper hanging needle and the lower hanging needle; one side of the upper synchronous belt is provided with a heddle discharging frame, the other side of the upper synchronous belt is provided with a heddle storage frame, and a heddle discharging cylinder for pushing the heddles onto the heddle discharging frame and an upper heddle cylinder for pulling the heddles onto the upper hanging needle and the lower hanging needle from the heddle storage frame are arranged between the upper synchronous belt and the lower synchronous belt.

Preferably, a thimble cylinder is arranged below the lower synchronous belt, the lower hanging needle is connected with the spring, and the thimble cylinder is used for pushing the lower hanging needle.

Preferably, the drafting device further comprises a driving main shaft, an upper driven shaft and a lower driven shaft, the driving main shaft is connected with the driving mechanism, the upper synchronous belt is wound on the driving main shaft and the upper driven shaft, and the lower synchronous belt is wound on the driving main shaft and the lower driven shaft.

Preferably, the reeding device comprises a second linear motion module and a reed plate guide rail arranged in parallel with the second linear motion module, the upper end of the reed plate is connected with the second linear motion module, and the lower end of the reed plate is slidably mounted on the reed plate guide rail; and infrared correlation sensors are arranged on two sides of the reed plate.

Preferably, the reed plate includes an outer frame, two fixed shafts provided in the outer frame, and a plurality of dents mounted on the two fixed shafts.

Preferably, the threading device comprises a third linear motion module, and a moving seat and a guide seat which are arranged along the length direction of the third linear motion module, the moving seat is connected with the third linear motion module, a crochet hook is arranged on the moving seat, and the free end of the crochet hook slides through the guide seat.

The utility model has the beneficial effects that:

according to the horizontal drawing-in machine provided by the utility model, multiple motors are adopted to drive respectively, each device is controlled respectively and is not interfered with each other, the control difficulty is reduced, the running speed is improved, full-automatic drawing-in, drafting and reeding can be realized, the manual operation difficulty is greatly reduced, and the efficiency is improved. Therefore, the utility model has simple structure, labor saving and high working efficiency.

Drawings

Fig. 1 is a schematic structural view of the horizontal drawing-in machine of the present invention.

FIG. 2 is a schematic structural view of the yarn dividing device of the present invention.

Figure 3 is a schematic diagram of the configuration of the drawing-in apparatus of the present invention.

Figure 4 is a schematic view of the drafting device according to the utility model.

Fig. 5 is an enlarged view of a portion a in fig. 4.

Fig. 6 is a schematic view of another view of the drafting device according to the utility model.

Fig. 7 is an enlarged view of a portion B in fig. 6.

Fig. 8 is a schematic view of the reeding and threading devices of the present invention.

In the figure: 1-a splitting device; 101-fixing a brush; 102-lower fixed brush; 103-a screw rod; 104-a yarn dividing motor; 105-a bobbin; 2-a drawing-in device; 200-dropper; 201-a turntable; 202-a drawing-in motor; 203-sucker cylinder; 204-vacuum chuck; 205-dropper storage bar; 206-a clamping jaw; 207-a first linear motion module; 208-drop wire discharge rack; 3-drafting device; 300-heddles; 301-upper synchronous belt; 302-lower synchronous belt; 303-hanging a needle; 304-hanging a needle; 305-harness wire discharge frame; 306-row of integrated cylinders; 307-ejector pin cylinder; 308-a spring; 309-driving the main shaft; 310-drafting electric motor; 311-upper driven shaft; 312-lower driven shaft; 313-harness wire storage rack; 314-a heald-up cylinder; 4-a reeding device; 401-a second linear motion module; 402-reed plate guide rails; 403-outer frame; 404-a fixed shaft; 405-reed dent; 5-a threading device; 501-a third linear motion module; 502-a mobile seat; 503-a guide seat; 504-crochet hook; 600-yarn.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

In the description of the embodiments of the present invention, it should be noted that the indication of the orientation or the positional relationship is based on the orientation or the positional relationship shown in the drawings, or the orientation or the positional relationship which is usually placed when the utility model is used, or the orientation or the positional relationship which is conventionally understood by those skilled in the art, is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the present invention and drawings in the embodiments are understood in specific cases, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious for those skilled in the art that the described embodiments are a part of the embodiments of the present invention, and not all of the embodiments.

The utility model is further described with reference to the following figures and specific examples.

As shown in fig. 1 to 8, the horizontal drawing-in machine of the present embodiment includes a frame, a dividing device 1, a drawing-in device 2, a drawing-in device 3, a drafting device 4, and a drawing-in device 5, wherein the dividing device 1, the drawing-in device 2, the drafting device 3, the drafting device 4, and the drawing-in device 5 are sequentially arranged on the frame built by the profile along the moving direction of the yarn.

The yarn dividing device 1 is used for separating the yarns 600 which are arranged in sequence one by one; the drawing-in device 2 is used to place the drop wires 200 with the threaded yarns onto the drop wire storage rod 205; the drafting device 3 is used for arranging and hanging heddles on the heddles 300; the reeding device 4 is used for moving a reed plate to enable a reed gap to enter a reeding station; the threading device 5 is used for drawing the yarn; the yarn separated by the yarn separating device 1 is drawn by the crochet 504 of the threading device 5 to pass through the dropper 200, the heddle 300 and the reed plate in sequence to complete one threading movement. After completing one threading movement, the crochet 504 of the threading device 5 stops in the initial position, ready for the next yarn traction.

As shown in fig. 2, the yarn dividing device 1 comprises an upper fixed brush 101, a lower fixed brush 102 and a yarn dividing motor 104 which are arranged on the frame, the upper fixed brush 101 and the lower fixed brush 102 are arranged in parallel up and down, and a yarn bobbin 105 is arranged on one side of the yarn dividing device 1 departing from the drawing-in device 2. The yarn 600 drawn from the bobbin 105 is wound around the upper and lower

stationary brushes

101 and 102.

The yarn dividing motor 104 is arranged between the upper fixed hairbrush 101 and the lower fixed hairbrush 102, a rotating shaft of the yarn dividing motor 104 is connected with the screw rod 103, the screw rod 103 is in a cone shape with gradually changed diameter, spiral threads are arranged on the outer circumference of the cone shape, the screw rod 103 is in contact with the yarns 600 at a certain pressure, and when the screw rod 103 rotates, the yarns 600 arranged in sequence can be separated out one by one.

As shown in fig. 3, the drawing-in device 2 includes a drawing-in motor 202 mounted on the frame, a rotating shaft of the drawing-in motor 202 is connected to a center of a circle of a rotating disc 201, the rotating disc 201 is horizontally disposed, and the rotating disc 201 can rotate around its center under the driving of the drawing-in motor 202. Four retractable dropper taking and placing mechanisms are uniformly distributed on the circumference of the turntable 201, a dropper storage rod 205 is arranged on one side of the turntable 201, and a clamping jaw 206 and a dropper discharging frame 208 are arranged on the other side, away from the dropper storage rod 205, of the turntable 201. The drawing-in device 2 further comprises a first linear motion module 207, the clamping jaw 206 is mounted on the first linear motion module 207, and the clamping jaw 206 can be driven by the first linear motion module 207 to move back and forth. A dropper pick and place mechanism is also provided below the dropper discharging rack 208.

Specifically, the dropper taking and placing mechanism comprises a suction cup air cylinder 203 and a vacuum suction cup 204 arranged on the rod end of the suction cup air cylinder 203, and the suction cup air cylinder 203 can drive the vacuum suction cup 204 to move in a stretching mode.

The sucker cylinder in the dropper taking and placing mechanism on the turntable 201 is arranged on the turntable 201. The suction cup cylinder in the drop wire pick-and-place mechanism below the drop wire discharge rack 208 is mounted on the frame.

The dropper 200 is placed on the dropper storage rod 205, when the dropper taking and placing mechanism which is not adsorbed with the dropper 200 on the turntable 201 is opposite to the dropper storage rod 205, the sucker cylinder 203 extends out and adsorbs the dropper 200, and then retracts, so that automatic warp feeding is realized. Then the drawing-in motor 202 rotates to place the dropper on the threading station, after threading, the drawing-in motor 202 rotates again to place the dropper on the dropper discharging station (namely the clamping jaw 206), the clamping jaw 206 clamps the dropper, the clamping jaw 206 and the dropper are translated to the dropper discharging frame 208 under the action of the first linear motion module 207, and then the dropper is pushed to the dropper discharging frame 208 by a dropper taking and placing mechanism below the dropper discharging frame 208, so that automatic warp discharging is realized.

When the suction cup air cylinder 203 sucks the dropper 200 with the worn yarn to be opposite to the dropper storage rod 205, the suction cup air cylinder 203 extends to place the dropper 200 on the dropper storage rod 205 and then retracts to realize automatic warp discharge.

As shown in fig. 4, the drafting device 3 includes an upper synchronous belt 301 and a lower synchronous belt 302 which are arranged up and down, specifically, the drafting device 3 includes a driving spindle 309, an upper driven shaft 311 and a lower driven shaft 312 which are arranged on the frame, the driving spindle 309 is connected with the drafting motor 310, the driving spindle 309 is provided with an upper synchronous belt gear and a lower synchronous belt gear, the upper driven shaft 311 and the lower driven shaft 312 are both provided with a synchronous belt gear, the upper synchronous belt 301 is wound on the driving spindle 309 and the upper driven shaft 311, the upper synchronous belt gear is meshed with the upper synchronous belt 301, the lower synchronous belt 302 is wound on the driving spindle 309 and the lower driven shaft 312, the lower synchronous belt gear is meshed with the lower synchronous belt 302, when the drafting motor 310 is started, the upper synchronous belt 301 and the lower synchronous belt 302 can rotate synchronously.

An upper hanging needle 303 is arranged on the upper synchronous belt 301, a lower hanging needle 304 is arranged on the lower synchronous belt 302, and two ends of the harness wire 300 are detachably connected with the upper hanging needle 303 and the lower hanging needle 304 respectively; a heddle discharge rack 305 is arranged on one side of the upper synchronous belt 301, a heddle storage rack 313 is arranged on the other side of the upper synchronous belt 301, a heddle discharge cylinder 306 for pushing heddles onto the heddle discharge rack 305 and an upper heddle cylinder 314 for pulling heddles onto an upper hanging needle and a lower hanging needle from the heddle storage rack 313 are arranged between the upper synchronous belt 301 and the lower synchronous belt 302, and a sucking disc is arranged at the rod end of the upper heddle cylinder 314. As shown in fig. 7, when the upper needle 303 and the lower needle 304 are aligned with the heald discharging rack 305, the heald discharging cylinder 306 can be extended to push the heald 300 out of the upper needle 303 and the lower needle 304 and into the heald discharging rack 305, so as to realize automatic heald discharging.

As shown in fig. 5, a thimble cylinder 307 is provided below the lower synchronous belt 302, the lower hanging needle 304 is connected to a spring 308, and when the thimble cylinder 307 pushes the lower hanging needle 304, the lower hanging needle 304 can move telescopically under the action of the spring 308. When the heald needs to be fed, the thimble cylinder 307 pushes the lower hanging needle to slightly move upwards, the upper hanging needle and the lower hanging needle are aligned with the heald storage rack 313 at the moment, the upper heald cylinder 314 extends out to adsorb the heald 300 on the heald storage rack 313 through the sucking disc, then the heald cylinder retracts to clamp the two ends of the heald 300 on the upper hanging needle and the lower hanging needle, the thimble cylinder 307 retracts, the lower hanging needle returns to the original position to completely clamp the heald, the sucking disc is disconnected from negative pressure, and the heald enters the next station along with the movement of the upper synchronous belt and the lower synchronous belt, so that automatic heald feeding is realized.

As shown in fig. 8, the reeding device 4 includes a second linear motion module 401 and a reed plate guide rail 402 parallel to the second linear motion module 401, the upper end of the reed plate is connected to the second linear motion module 401, the lower end of the reed plate is slidably mounted on the reed plate guide rail 402, and the reed plate can move back and forth along the reed plate guide rail 402 under the driving of the second linear motion module 401.

The reed plate includes an outer frame 403, two fixed shafts 404 provided inside the outer frame 403, and a plurality of dents 405 mounted on the two fixed shafts 404. The second linear motion module 401 drives the reed plate to move so that the reed gap between the reed dent 405 enters the reeding station.

The threading device 5 comprises a third linear motion module 501, a moving seat 502 and a guide seat 503 which are arranged along the length direction of the third linear motion module 501, the moving seat 502 is connected with the third linear motion module 501, a crochet hook 504 is arranged on the moving seat 502, the free end of the crochet hook 504 slides through the guide seat 503, and the moving seat 502 can move back and forth along the length direction of the third linear motion module 501 under the driving of the third linear motion module 501, so that the movement of the crochet hook 504 is realized, and the yarn is pulled.

The two sides of the reed plate are provided with infrared correlation sensors which are used for confirming whether the reed gap is aligned with the bearded needle 504 of the threading device 5, errors can exist due to transmission of the second linear motion module 401, the infrared correlation sensors are used for feeding back whether the reed gap is aligned, fine adjustment can be conveniently carried out on the second linear motion module 401 in real time, and accordingly the bearded needle can be threaded more smoothly.

In this embodiment, the first linear motion module 207 and the second linear motion module 401 employ a ball screw mechanism, and the third linear motion module 501 employs a linear guide.

The utility model is not limited to the above alternative embodiments, and any other various forms of products can be obtained by anyone in the light of the present invention, but any changes in shape or structure thereof, which fall within the scope of the present invention as defined in the claims, fall within the scope of the present invention.

Claims

1. A horizontal drawing-in machine, characterized by comprising:

a yarn separating device (1) for separating the yarns;

a drawing-in device (2) for placing the drop wires (200) with the yarns on a drop wire storage rod (205);

the harness-drafting device (3) is used for carrying out harness-arranging and harness-hanging on the harness wire (300);

the reeding device (4) is used for moving the reed plate to enable the reed gap to enter a reeding station;

a threading device (5) for drawing the yarn;

the yarn dividing device (1), the drawing-in device (2), the drafting device (3), the reeding device (4) and the drawing-in device (5) are sequentially arranged along the movement direction of the yarns.

2. The horizontal drawing-in machine according to claim 1, characterized in that: the yarn dividing device (1) comprises two fixed brushes which are arranged in parallel from top to bottom, yarns are wound on the two fixed brushes, a spiral rod (103) connected with a driving mechanism is arranged between the two fixed brushes, and the spiral rod (103) is in contact with the yarns.

3. The horizontal drawing-in machine according to claim 1, characterized in that: the drawing-in device (2) comprises a turntable (201) capable of rotating around the circle center of the drawing-in device, four retractable dropper taking and placing mechanisms are uniformly distributed on the circumference of the turntable (201), a dropper storage rod (205) is arranged on one side of the turntable (201), and a clamping jaw (206) and a dropper discharging frame (208) are arranged on the other side of the turntable (201) departing from the dropper storage rod (205);

the drawing-in device (2) further comprises a first linear motion module (207), the clamping jaw (206) is installed on the first linear motion module (207), and a dropper taking and placing mechanism is arranged below the dropper discharging frame (208).

4. The horizontal drawing-in machine according to claim 3, characterized in that: the dropper taking and placing mechanism comprises a sucker cylinder (203) and a vacuum sucker (204) arranged on the rod end of the sucker cylinder (203).

5. The horizontal drawing-in machine according to claim 1, characterized in that: the drafting device (3) comprises an upper synchronous belt (301) and a lower synchronous belt (302) which are arranged up and down and can rotate synchronously, an upper hanging needle (303) is arranged on the upper synchronous belt (301), a lower hanging needle (304) is arranged on the lower synchronous belt (302), and two ends of the harness wire (300) are respectively connected with the upper hanging needle (303) and the lower hanging needle (304); one side of the upper synchronous belt (301) is provided with a heddle discharge rack (305), the other side of the upper synchronous belt is provided with a heddle storage rack (313), and a heddle discharge cylinder (306) used for pushing the heddles (300) to the heddle discharge rack (305) and an upper heddle cylinder (314) used for pulling the heddles from the heddle storage rack (313) to the upper hanging needle (303) and the lower hanging needle (304) are arranged between the upper synchronous belt (301) and the lower synchronous belt (302).

6. The horizontal drawing-in machine according to claim 5, characterized in that: an ejector pin air cylinder (307) is arranged below the lower synchronous belt (302), the lower hanging needle (304) is connected with the spring (308), and the ejector pin air cylinder (307) is used for pushing the lower hanging needle (304).

7. The horizontal drawing-in machine according to claim 5, characterized in that: the drafting device (3) further comprises a driving main shaft (309), an upper driven shaft (311) and a lower driven shaft (312), the driving main shaft (309) is connected with a driving mechanism, an upper synchronous belt (301) is wound on the driving main shaft (309) and the upper driven shaft (311), and a lower synchronous belt (302) is wound on the driving main shaft (309) and the lower driven shaft (312).

8. The horizontal drawing-in machine according to claim 1, characterized in that: the reeding device (4) comprises a second linear motion module (401) and a reed plate guide rail (402) arranged in parallel with the second linear motion module (401), the upper end of a reed plate is connected with the second linear motion module (401), and the lower end of the reed plate is slidably mounted on the reed plate guide rail (402); and infrared correlation sensors are arranged on two sides of the reed plate.

9. The horizontal drawing-in machine according to claim 8, characterized in that: the reed plate comprises an outer frame (403), two fixed shafts (404) arranged in the outer frame (403) and a plurality of reed dents (405) arranged on the two fixed shafts (404).

10. The horizontal drawing-in machine according to claim 1, characterized in that: the threading device (5) comprises a third linear motion module (501), a moving seat (502) and a guide seat (503), wherein the moving seat (502) and the guide seat (503) are arranged along the length direction of the third linear motion module (501), the moving seat (502) is connected with the third linear motion module (501), a crochet hook (504) is arranged on the moving seat (502), and the free end of the crochet hook (504) penetrates through the guide seat (503) in a sliding mode.