CN215440889U

CN215440889U - Cutting device of large circular knitting machine

Info

Publication number: CN215440889U
Application number: CN202122101905.6U
Authority: CN
Inventors: 周利刚; 赵江; 赵王祥; 周立群
Original assignee: Zhejiang Henglong Aramid Fiber Technology Co ltd
Current assignee: Zhejiang Henglong Aramid Fiber Technology Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-01-07
Anticipated expiration: 2031-09-02

Abstract

The utility model relates to a device of tailorring of big circular knitting machine, including the frame, be provided with cutting mechanism in the frame, cutting mechanism includes guide bar, cutter and drive assembly, and the guide bar horizontal installation is in the frame, and the cutter horizontal sliding is installed on the guide bar and is used for cutting off the cloth, and drive assembly installs in the frame and drives cutter horizontal migration. This application has the time that reduces operating personnel and cut off the cloth required, can directly dismantle the cloth that the rolling is good and make the great circle machine continue the rolling cloth to improve the effect of great circle machine work efficiency.

Description

Cutting device of large circular knitting machine

Technical Field

The application relates to the technical field of big circular knitting machines, in particular to a cutting device of a big circular knitting machine.

Background

Circular knitting machine, known as circular weft knitting machine. The circular knitting machine has the advantages of more looping systems, high rotating speed, high yield, fast change of flower shapes, good quality of fabrics, less working procedures and strong adaptability of products, so the circular knitting machine has higher development speed.

The related Chinese utility model patent with publication number CN204917337U discloses a cloth winding device under a large circular knitting machine, which comprises two side machine cases, wherein the side surfaces of the side machine cases are both provided with swing arms, and the front end between the two swing arms is provided with a cloth winding rod which is a telescopic rod; the swing arm of one case is provided with a starting and closing piece for taking out or putting in the cloth rolling rod. When the cloth is taken out, the opening and closing piece is opened, the cloth rolling rod is detached from the circular knitting machine, and after the telescopic rod is stretched, the cloth can be taken out from the stretching part more conveniently.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the cloth is taken out, the cloth can be disassembled only by cutting the cloth by an operator, much time is consumed when the cloth is manually cut, and much time is consumed for disassembling the cloth, so that the working efficiency of the circular knitting machine is reduced.

SUMMERY OF THE UTILITY MODEL

In order to reduce the time that the cloth needs of cutting, improve the work efficiency of big circular knitting machine, this application provides a device of tailorring of big circular knitting machine.

The application provides a tailor device of big circular knitting machine adopts following technical scheme:

the utility model provides a device of tailorring of big circular knitting machine, includes the frame, be provided with cutting mechanism in the frame, cutting mechanism includes guide bar, cutter and drive assembly, guide bar horizontal installation is in the frame, the cutter horizontal sliding is installed on the guide bar and is used for cutting off the cloth, drive assembly installs in the frame and drives cutter horizontal migration.

Through adopting above-mentioned technical scheme, good back of cloth rolling is woven to the big circular knitting machine, and drive assembly drive cutter removes along the length direction of guide bar, and the cutter removes the in-process and cuts off the cloth, has reduced operating personnel and has cut off the required time of cloth, can directly dismantle the cloth that the rolling is good and make the big circular knitting machine continue the rolling cloth to the work efficiency of big circular knitting machine has been improved.

Optionally, the driving assembly comprises a driving motor, a driving screw rod, a sliding block and a pushing piece; the cutting machine is characterized in that the driving motor is installed on the rack, the driving screw rod is coaxially installed on an output shaft of the driving motor, the driving screw rod is parallel to the guide rod, the sliding block is horizontally installed on the guide rod in a sliding mode and in threaded connection with the driving screw rod, the cutter is installed on the sliding block in a sliding mode, and the pushing piece is installed on the sliding block and is connected with the cutter.

By adopting the technical scheme, when the cloth needs to be cut off, the pushing piece pushes the cutter to slide to be close to the cloth, so that the cutter cuts the cloth, the driving motor drives the driving screw rod to rotate, the driving screw rod drives the sliding block to slide on the guide rod, and the sliding block drives the pushing piece and the cutter to horizontally slide, so that the cutter can horizontally cut off the cloth along the length direction of the guide rod.

Optionally, the pushing member includes a rotating motor and a rotating screw rod, the rotating motor is mounted on the sliding block, the rotating screw rod is coaxially mounted on an output shaft of the rotating motor, and the cutter is slidably mounted on the sliding block and in threaded connection with the rotating screw rod.

Through adopting above-mentioned technical scheme, when the drive cutter is close to the cloth, rotate the motor and drive and rotate the lead screw rotation, drive cutter level when rotating the lead screw and sliding on the sliding block to make the cutter support tightly on the cloth.

Optionally, a fixing block is arranged on the sliding block, the cloth penetrates through the position between the fixing block and the cutter, and a fixing groove matched with the cutter is formed in the side wall, facing the cutter, of the fixing block.

Through adopting above-mentioned technical scheme, when the cutter cut the cloth, the cutter pressed the cloth into the fixed slot in, and the effort that receives when making the cloth cut is bigger, can reduce the removal of cloth simultaneously, made the cutting off department of cloth more neat.

Optionally, a horizontal cutting knife is arranged on the side wall, facing the cutter, of the fixing block, and the cutting knife is inclined.

Through adopting above-mentioned technical scheme, when the cutter cuts the cloth, probably there is the cloth that does not cut off completely, drives the cutting knife when fixed block and sliding block remove simultaneously, and the cutting knife of slope can cut off the cloth that does not cut off completely, makes the junction of fixed block and sliding block can not pull the cloth and remove to the probability that operating personnel need the manual work to cut off the cloth has been reduced.

Optionally, a connecting bolt is arranged on the fixing block, and the cutting knife is mounted on the fixing block through the connecting bolt.

By adopting the technical scheme, the cutting knife is adjustably arranged on the fixed block through the connecting bolt, so that the inclination angle of the cutting knife can be adjusted; when the cutting knife is damaged, the cutting knife is convenient to replace.

Optionally, be provided with in the frame and lead the cloth subassembly, it includes first guide bar, second guide bar and reversal piece to lead the cloth subassembly, the equal horizontal slip of first guide bar and second guide bar is installed in the frame and is parallel to each other, first guide bar and second guide bar all are located the top of guide bar, first guide bar is parallel with the guide bar, reversal piece is installed in the frame and is driven first guide bar and second guide bar reverse movement.

By adopting the technical scheme, the reversing piece controls the first guide rod and the second guide rod to move reversely, so that the distance between the first guide rod and the second guide rod is increased, and cloth can conveniently pass through the middle of the cloth; the reversing piece is reversely driven again, so that the first guide rod and the second guide rod are close to each other, and the first guide rod and the second guide rod extrude the cloth, so that the subsequent winding roller is convenient to wind.

Optionally, both ends of the first guide rod are rotatably provided with first sliding blocks, both ends of the second guide rod are rotatably provided with second sliding blocks, and the first sliding blocks and the second sliding blocks are horizontally slidably mounted on the rack; the reversing piece comprises a rotating motor and a bidirectional screw rod, the rotating motor is horizontally arranged on the rack, the bidirectional screw rod is coaxially arranged on an output shaft of the rotating motor, and the first sliding block and the second sliding block are respectively arranged at two ends of the bidirectional screw rod in a threaded mode.

Through adopting above-mentioned technical scheme, when adjusting the interval between first guide bar and the second guide bar, rotate the motor and drive two-way lead screw and rotate, two-way lead screw drives first slider and second slider reverse movement, and first slider drives first guide bar and removes, and the second slider drives the second guide bar and removes, makes first guide bar and second guide bar keep away from each other or be close to can adjust the interval between first guide bar and the second guide bar.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the setting of cutting mechanism, reduced operating personnel and cut off the required time of cloth, can directly dismantle the cloth that the rolling is good and make the big circular knitting machine continue the rolling cloth to the work efficiency of big circular knitting machine has been improved.

2. Through the setting of fixed block, the effort that receives when making the cloth cut is bigger, can reduce the removal of cloth simultaneously, makes the cutting off department of cloth more neat.

3. Through the setting of cutting knife, can cut off the cloth that does not cut off completely, make the junction of fixed block and sliding block can not pull the cloth and remove to the probability that operating personnel need the manual work to cut off the cloth has been reduced.

4. Through the arrangement of the cloth guiding assembly, the subsequent cloth can be conveniently rolled.

Drawings

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a partial perspective view of the cloth guide assembly of the present application with the frame partially cut away to show internal construction;

FIG. 3 is a partial perspective view of the cutting mechanism of the present application with the first guide bar, second guide bar and guide bar partially cut away to show internal structure;

FIG. 4 is a schematic partial perspective view of the pusher member of the present application.

Reference numerals: 100. a base; 110. a frame; 111. mounting grooves; 200. a cloth guide assembly; 210. a first guide bar; 211. a first slider; 220. a second guide bar; 221. a second slider; 230. a reversing member; 231. a rotating electric machine; 232. a bidirectional screw rod; 300. a cutting mechanism; 310. a guide bar; 311. a rectangular hole; 320. a cutter; 330. a fixed block; 331. a connecting rod; 332. fixing grooves; 342. cutting; 400. a drive assembly; 410. a drive motor; 420. driving the screw rod; 430. a sliding block; 431. a first connection block; 432. a second connecting block; 433. a first trapezoidal block; 440. a pusher member; 441. rotating the motor; 442. rotating the screw rod; 450. and (7) installing the block.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

Referring to fig. 1 and 2, a cutting device of a big circular knitting machine comprises a frame 110 rotatably disposed on a big circular knitting machine base 100, a cloth guide assembly 200 is disposed on the frame 110, and the cloth guide assembly 200 comprises a first guide rod 210, a second guide rod 220 and two reversing members 230.

Referring to fig. 2, horizontal mounting grooves 111 are formed in two horizontally opposite side walls of the frame 110, first sliding blocks 211 which are rectangular are arranged at two ends of the first guide rods 210 in a rotating mode, second sliding blocks 221 which are rectangular are arranged at two ends of the second guide rods 220 in a rotating mode, and the first sliding blocks 211 and the second sliding blocks 221 are horizontally installed in the mounting grooves 111 in a sliding mode, so that the first guide rods 210 and the second guide rods 220 are parallel to each other.

Referring to fig. 2, two reversing members 230 are respectively installed at both ends of the frame 110, the reversing members 230 include a rotating motor 231 and a bidirectional screw rod 232, two rotating motors 441 are respectively horizontally and fixedly installed at both ends of the frame 110, an output shaft of the rotating motor 231 penetrates into the installation groove 111, one end of the bidirectional screw rod 232 is coaxially and fixedly installed on an output shaft of the rotating motor 231, the other end of the bidirectional screw rod 232 is horizontally and rotatably installed on a groove side wall of the installation groove 111, and the first slider 211 and the second slider 221 are respectively in threaded connection at both ends of the bidirectional screw rod 232.

Referring to fig. 2 and 3, a cutting mechanism 300 is disposed on the frame 110, and the cutting mechanism 300 includes a guide rod 310, a cutter 320 and a driving assembly 400; the guide bar 310 is long, two ends of the guide bar 310 are horizontally and fixedly connected to two opposite sides of the frame 110, respectively, the guide bar 310 is parallel to the first guide bar 210, a long rectangular hole 311 is formed in the upper end surface of the guide bar 310, and the length direction of the rectangular hole 311 is parallel to the length direction of the guide bar 310.

Referring to fig. 3 and 4, the driving assembly 400 includes a driving motor 410, a driving screw 420, a sliding block 430, and a pushing member 440; the driving motor 410 is horizontally and fixedly connected to a side wall of the frame 110, two ends of the driving screw rod 420 are respectively and horizontally and rotatably connected to two opposite side walls of the frame 110, the driving screw rod 420 is parallel to the guide rod 310, and one end of the driving screw rod 420 penetrates through the frame 110 and is coaxially and fixedly connected with an output shaft of the driving motor 410.

Referring to fig. 4, the sliding block 430 includes a first connection block 431 and a second connection block 432, the first connection block 431 and the second connection block 432 are both rectangular, the first connection block 431 is integrally installed on the second connection block 432, and the first connection block 431 and the second connection block 432 are perpendicular to each other; the first connecting block 431 is horizontally installed on one side of the lower end face of the guide rod 310 in a sliding mode, a first strip-shaped trapezoidal block 433 is fixedly arranged on the upper end face of the first connecting block 431, a first sliding groove in sliding fit with the first trapezoidal block 433 is formed in the lower end face of the guide rod 310, and the length direction of the first sliding groove is parallel to the length direction of the guide rod 310; the second connecting block 432 is horizontally slidably installed on the side wall of the guide rod 310, and the second connecting block 432 is in threaded connection with the driving screw rod 420.

Referring to fig. 4, the lower end surface of the first connecting block 431 horizontally moves to be provided with a rectangular mounting block 450, the upper end surface of the mounting block 450 is fixedly provided with a second trapezoidal block, the lower end surface of the first connecting block 431 is provided with a second sliding groove in a long strip shape, the second sliding groove is perpendicular to the first sliding groove, and the second sliding groove is in sliding fit with the second trapezoidal block.

Referring to fig. 3 and 4, the pushing member 440 includes a rotating motor 441 and a rotating screw 442, the rotating motor 441 is horizontally and fixedly connected to a side wall of the first connecting block 431, the rotating screw 442 is coaxially and fixedly connected to an output shaft of the rotating motor 441, a length direction of the rotating screw 442 is parallel to a length direction of the second sliding groove, and the mounting block 450 is in threaded connection with the rotating screw 442; the cutter 320 is in a semicircular disc shape, the side wall of the cutter 320 is horizontally and fixedly connected to the side wall of the mounting block 450, which is far away from the rotating motor 441, and the semicircular arc surface of the cutter 320 is far away from the mounting block 450.

Referring to fig. 3 and 4, the lower end surface of the guide rod 310 is horizontally and smoothly provided with a rectangular fixing block 330, the fixing block 330 and the first connecting block 431 are respectively located at both sides of the rectangular hole 311, a connecting rod 331 is horizontally and fixedly arranged on the side wall of the fixing block 330, and the connecting rod 331 is fixedly connected with the first connecting block 431; the fixing block 330 is horizontally provided with a strip-shaped fixing groove 332 facing the side wall of the first connecting block 431, two ends of the fixing groove 332 horizontally penetrate through the fixing block 330, and the fixing groove 332 is matched with the cutter 320 in a sliding manner.

Referring to fig. 3, a connecting bolt and a strip-shaped cutting knife 342 are disposed on the fixing block 330, one end of the cutting knife 342 is horizontally rotatably installed in the fixing groove 332, the connecting bolt is rotatably connected to the lower end surface of the fixing block 330 and vertically penetrates into the fixing groove 332, one end of the connecting bolt penetrating into the fixing groove 332 is in threaded connection with the cutting knife 342, so that the cutting knife 342 is fixedly installed on the fixing block 330, and the other end of the cutting knife 342 penetrates out of the fixing groove 332 and approaches the installation block 450.

The working principle of the cutting device of the circular knitting machine in the embodiment of the application is as follows:

after the cloth is collected, the rotating motor 441 is started, the rotating motor 441 drives the rotating screw rod 442 to rotate, the rotating screw rod 442 drives the mounting block 450 to horizontally move on the first connecting block 431, the mounting block 450 drives the cutter 320 to be close to the fixing block 330, and the cutter 320 slides into the fixing groove 332 and presses one end of the cloth into the fixing groove 332.

And then the driving motor 410 is started, the driving motor 410 drives the driving screw rod 420 to rotate, the screw rod 442 is rotated to drive the second connecting block 432 to horizontally slide, the second connecting block 432 drives the first connecting block 431 to horizontally slide, the first connecting block 431 drives the mounting block 450 and the fixing block 330 to horizontally slide, the mounting block 450 drives the cutter 320 to horizontally move, so that the cloth and the cutter 320 relatively move, and the cutter 320 cuts off the cloth in the fixing groove 332.

When the cutter 320 cannot completely cut the cloth, the uncut cloth slides out of the fixing groove 332 and contacts the cutter 342, and the cloth moves in the direction of inclination of the cutter 342, so that the uncut cloth can be cut by the cutter 342.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a tailor device of big circular knitting machine, includes frame (110), its characterized in that: the cloth cutting machine is characterized in that a cutting mechanism (300) is arranged on the rack (110), the cutting mechanism (300) comprises a guide rod (310), a cutter (320) and a driving assembly (400), the guide rod (310) is horizontally installed on the rack (110), the cutter (320) is horizontally slidably installed on the guide rod (310) and used for cutting off cloth, and the driving assembly (400) is installed on the rack (110) and drives the cutter (320) to horizontally move.

2. The clipping device of the big circular knitting machine according to claim 1, characterized in that: the driving assembly (400) comprises a driving motor (410), a driving screw rod (420), a sliding block (430) and a pushing piece (440); the cutting machine is characterized in that the driving motor (410) is installed on the rack (110), the driving screw rod (420) is coaxially installed on an output shaft of the driving motor (410), the driving screw rod (420) is parallel to the guide rod (310), the sliding block (430) is horizontally installed on the guide rod (310) in a sliding mode and in threaded connection with the driving screw rod (420), the cutter (320) is installed on the sliding block (430) in a sliding mode, and the pushing piece (440) is installed on the sliding block (430) and is connected with the cutter (320).

3. The clipping device of a great circle machine according to claim 2, characterized in that: the pushing piece (440) comprises a rotating motor (441) and a rotating screw rod (442), the rotating motor (441) is installed on the sliding block (430), the rotating screw rod (442) is coaxially installed on an output shaft of the rotating motor (441), and the cutter (320) is installed on the sliding block (430) in a sliding mode and is in threaded connection with the rotating screw rod (442).

4. The clipping device of a great circle machine according to claim 2, characterized in that: the cloth cutting machine is characterized in that a fixing block (330) is arranged on the sliding block (430), cloth penetrates through the position between the fixing block (330) and the cutter (320), and a fixing groove (332) matched with the cutter (320) is formed in the side wall, facing the cutter (320), of the fixing block (330).

5. The clipping device of the big circular knitting machine according to claim 4, wherein: the side wall of the fixed block (330) facing the cutter (320) is provided with a horizontal cutting knife (342), and the cutting knife (342) is inclined.

6. The clipping device of a great circle machine according to claim 5, characterized in that: the fixing block (330) is provided with a connecting bolt, and the cutting knife (342) is installed on the fixing block (330) through the connecting bolt.

7. The clipping device of the big circular knitting machine according to claim 1, characterized in that: be provided with on frame (110) and lead cloth subassembly (200), it includes first guide bar (210), second guide bar (220) and reversal piece (230) to lead cloth subassembly (200), first guide bar (210) and second guide bar (220) are all horizontal to be slided and are installed on frame (110) and are parallel to each other, first guide bar (210) and second guide bar (220) all are located the top of guide bar (310), first guide bar (210) are parallel with guide bar (310), reversal piece (230) are installed on frame (110) and are driven first guide bar (210) and second guide bar (220) antiport.

8. The clipping device of a great circle machine according to claim 7, characterized in that: two ends of the first guide rod (210) are respectively and rotatably provided with a first sliding block (211), two ends of the second guide rod (220) are respectively and rotatably provided with a second sliding block (221), and the first sliding block (211) and the second sliding block (221) are horizontally arranged on the rack (110) in a sliding manner; the reversing piece (230) comprises a rotating motor (231) and a bidirectional screw rod (232), the rotating motor (231) is horizontally installed on the rack (110), the bidirectional screw rod (232) is coaxially installed on an output shaft of the rotating motor (231), and the first sliding block (211) and the second sliding block (221) are respectively installed at two ends of the bidirectional screw rod (232) in a threaded mode.