CN213357898U

CN213357898U - Chain hook protection device of warp knitting machine

Info

Publication number: CN213357898U
Application number: CN202021059328.8U
Authority: CN
Inventors: 谭宏磊; 李兴功; 谭洪山
Original assignee: SHANDONG SUNSHINE NEW MATERIAL TECHNOLOGY CO LTD
Current assignee: SHANDONG SUNSHINE NEW MATERIAL TECHNOLOGY CO LTD
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-06-04
Anticipated expiration: 2030-06-10

Abstract

The utility model relates to a tricot machine chain hook protection equipment, it includes two guide rolls, buffer roller and counter weight device, guide roll fixes in the frame, buffer roller is located between the guide roll, and buffer roller is connected with the counter weight device, buffer roller slides along vertical direction in the frame, yarn on the spindle is around establishing on guide roll, buffer roller in proper order to wind out from another guide roll, be provided with in the frame and be used for detecting the tensile tension detection device of yarn, when yarn tension is great, tension detection device detects buffer roller along the vertical upward movement of frame, and then the tricot machine stops to operate. The utility model discloses avoid the yarn winding to appear for the yarn is in tight state always, effectively avoids damaging because of the chain hook that the yarn winding caused.

Description

Chain hook protection device of warp knitting machine

Technical Field

The utility model belongs to the technical field of the technique of tricot machine and specifically relates to a tricot machine chain hook protection equipment is related to.

Background

Knitted fabrics are formed by simultaneously knitting one or more sets of parallel aligned yarns on all the working needles of a warp feed machine, a process known as warp knitting and a fabric known as warp knit. The machine that accomplishes this is called a warp knitting machine.

During normal production of the warp knitting machine, the weft yarns are occasionally wound, so that the chain hooks are damaged by the yarns. A protection system needs to be additionally arranged on each weft of the warp knitting machine, and the problem that chain hooks are damaged due to yarn winding is solved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a tricot machine chain hook protective apparatus, it avoids the yarn winding to appear for the yarn is in tight state always, effectively avoids damaging because of the chain hook that the yarn winding caused.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a tricot machine chain hook protection equipment, includes two guide rolls, buffer roller and counter weight device, guide roll fixes in the frame, buffer roller is located between the guide roll, and buffer roller is connected with the counter weight device, buffer roller slides along vertical direction in the frame, yarn on the spindle is around establishing in proper order on guide roll, buffer roller to from another guide roller winding out, be provided with in the frame and be used for detecting the tensile tension detection device of yarn, when yarn tension is great, tension detection device detects buffer roller along the vertical upward movement of frame, and then tricot machine shut down.

The utility model discloses further set up to: the buffer roller is coaxially fixed with a sliding rod, the sliding rod is arranged in a sliding manner with the rack, the rack is fixedly provided with a guide rod, and the sliding rod is provided with a sliding chute matched with the guide rod in a sliding manner.

The utility model discloses further set up to: the frame is provided with a buffer device, the buffer device is used for buffering a descending buffer roller, the buffer device is a spring, and the spring sleeve is arranged on the guide rod.

The utility model discloses further set up to: the tension detection device comprises an infrared sensor and a processor, the infrared sensor is electrically connected with the processor, the infrared sensor senses that the buffer roller sends an electric signal to the processor in the process that the buffer roller vertically moves upwards along the rack, and the processor transmits the signal to the warp knitting machine to control the operation of the warp knitting machine.

The utility model discloses further set up to: the yarn tension monitoring device is characterized in that an automatic alarm for giving an alarm when the yarn tension is too large is arranged on the processor, and the processor is electrically connected with the automatic alarm.

The utility model discloses further set up to: the counterweight device comprises a bearing disc and a counterweight block, the bearing disc is connected with the sliding rod, and the counterweight block is placed on the bearing disc.

The utility model discloses further set up to: the frame is provided with a fixed shaft seat, the fixed shaft seat is rotatably arranged with the guide roller, the fixed shaft seat is provided with an elastic snap ring clamped with the fixed shaft seat, and the elastic snap ring is used for limiting the guide roller

To sum up, the utility model discloses a following at least one useful technological effect:

1. the yarn tension is monitored in real time through yarn tension control, and when the yarn tension exceeds a set range of a system, the warp knitting machine is automatically stopped. The yarn buffer with a fixed length and a fixed measurement is provided when the machine is stopped, so that the yarn is always in a tight state, and the phenomenon that chain hooks are damaged due to winding of the yarn is eliminated;

2. the arrangement of the buffer device effectively avoids the collision between the sliding rod and the frame; the automatic alarm can enable workers to find the working condition of the warp knitting machine at the first time.

Drawings

FIG. 1 is a first schematic structural view of a chain hook protection device of a warp knitting machine, mainly showing a tension detection device;

FIG. 2 is an exploded view of a chain hook protection device of a warp knitting machine, showing primarily the counterweight and guide bar;

fig. 3 is an exploded view of a fixed shaft seat, a guide roller and an elastic clamping piece in the chain hook protection device of the warp knitting machine.

Reference numerals:

1. a guide roller; 2. buffer rollers; 3. a tension detection device; 31. an infrared sensor; 32. a processor; 4. a slide bar; 41. a chute; 5. a counterweight device; 51. a carrier tray; 52. a balancing weight; 6. a buffer device; 7. a frame; 71. an avoidance groove; 8. a spindle; 9. fixing the shaft seat; 10. an elastic snap ring; 11. a guide rod; 12. an automatic alarm; 13. a fixing plate; 14. and a bearing.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further explained below.

With reference to fig. 1 and 2, the utility model discloses a chain hook protection device for a warp knitting machine, which comprises two guide rollers 1 and a buffer roller 2, wherein the guide rollers 1 are arranged on a frame 7, the buffer roller 2 is arranged in a sliding way with the frame 7 in the vertical direction, the buffer roller 2 is arranged between the two guide rollers 1, yarns on spindles 8 are sequentially wound on the guide rollers 1 and the buffer roller 2 and are wound out from the other guide roller 1, a counterweight device 5 is arranged on the buffer roller 2, a tension detection device 3 for detecting the tension of the yarns is arranged on the frame 7, when the tension of the yarns is large, the tension detection device 3 detects that the buffer roller 2 vertically moves upwards along the frame 7, the spindles 8 stop paying off, the buffer roller 2 continuously moves upwards, and the yarns buffer a certain amount of yarns when stopping, so that the yarns are always in a tight state, thereby eliminating the phenomenon that the chain hook is damaged due to the winding of the yarn.

Referring to fig. 1, the tension detecting device 3 includes an infrared sensor 31 and a processor 32, the infrared sensor 31 is electrically connected to the processor 32, the processor 32 is fixed to one side of the frame 7, and the infrared sensor 31 is fixed to one side of the processor 32 close to the buffer roller 2. An avoiding groove 71 for avoiding the operation of the buffer roller 2 is formed in one side of the rack 7, in the process that the buffer roller 2 moves vertically upwards along the rack 7, the infrared sensor 31 senses that the buffer roller 2 sends an electric signal to the processor 32, and the processor 32 transmits the signal to the warp knitting machine to control the operation of the warp knitting machine.

With reference to fig. 1, the top fixed mounting of treater 32 has the autoalarm 12 that is used for the yarn tension to send out the police dispatch newspaper when too big, treater 32 is connected with autoalarm 12 electricity, when yarn tension is great, then drive the vertical ascending operation of buffer roller, and then infrared inductor 31 detects buffer roller, infrared inductor sends electrical signal and gives treater 32, treater 32 sends electrical signal and gives autoalarm 12, make autoalarm 12 send out the sound of police dispatch newspaper, the staff can discover the behavior of tricot machine at the very first time, and then make the tricot machine can work high-efficiently. At the same time, the automatic alarm 12 can flash to facilitate quick identification by the operator.

Combine fig. 2, the coaxial slide rod 4 that is fixed with on the buffer roller 2, slide rod 4 passes and dodges groove 71 and the frame 7 setting of sliding in the frame 7, and the both ends of dodging groove 71 in the frame 7 are fixed with two fixed plates 13, and fixed mounting has the guide bar 11 that is in vertical state between the fixed plate 13, sets up on the slide rod 4 with guide bar 11 complex spout 41 that slides for buffer roller 2 can move along vertical direction steadily.

Referring to fig. 2, a buffer device 6 is installed on the frame 7, the buffer device 6 is used for buffering the buffer roller 2, the buffer device 6 is a spring, the spring sleeve is arranged on the guide rod 11, and due to the action of gravity, one end of the spring is abutted against the fixed plate 13, and the spring avoids the sliding rod 4 from colliding with the frame 7.

Referring to fig. 2, the counterweight device 5 includes a bearing plate 51 and a counterweight block 52, the bearing plate 51 is hung on the sliding rod 4, the counterweight block 52 is placed on the bearing plate 51, the counterweight block 52 is provided with a plurality of blocks, and the counterweight blocks 52 with different weights can be added to the bearing plate 51 according to different yarns, so as to avoid damaging the yarns.

Combine fig. 1 and fig. 3, be fixed with fixed axle bed 9 in the frame 7, fixed axle bed 9 rotates with guide roller 1 and sets up, the ladder cylinder groove has been seted up on the guide roller 1, install bearing 14 in the ladder cylinder groove, the dead axle ladder setting on the fixed axle bed 9, bearing 14 cover is established on fixed axle bed 9 and with fixed axle bed 9 normal running fit, install the snap ring 10 with fixed axle bed 9 joint on the fixed axle bed 9, snap ring 10 is used for spacing guide roller 1, make guide roller 1 be located fixed axle bed 9 and with fixed axle bed 9 steady slip.

The utility model discloses an implement the principle and do:

the yarn tension is monitored in real time through the yarn tension detection device 3, and when the yarn tension exceeds the set range of the system, the warp knitting machine is automatically stopped. The yarn buffer with a fixed length and a fixed measurement is provided when the machine is stopped, so that the yarn is always in a tight state, and the phenomenon that chain hooks are damaged due to winding of the yarn is eliminated; the arrangement of the buffer device 6 effectively avoids the collision between the sliding rod 4 and the frame 7; the arrangement of the counterweight device 5 can be suitable for yarns with different specifications, so that the damage of the yarns is avoided; the automatic alarm 12 is arranged to enable a worker to find the working condition of the warp knitting machine at the first time.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A chain hook protection device of a warp knitting machine is characterized in that: including two guide roller (1), buffer roller (2), spindle (8) and counter weight device (5), guide roller fixes in frame (7), buffer roller (2) are located between guide roller (1), and buffer roller (2) are connected with counter weight device (5), buffer roller (2) slide along vertical direction on frame (7), yarn on spindle (8) is in proper order around establishing on guide roller (1), buffer roller (2) to from another guide roller (1) the wire-wrap, be provided with on frame (7) and be used for detecting tensile tension detection device of yarn (3), when yarn tension is great, tension detection device (3) detect buffer roller (2) along the vertical upward movement of frame (7), and then tricot machine shut down.

2. The chain hook protection apparatus of a warp knitting machine according to claim 1, characterized in that: buffer roller (2) are gone up the coaxial slide bar (4) that is fixed with, slide bar (4) and frame (7) setting of sliding, be fixed with guide bar (11) on frame (7), set up on slide bar (4) and slide complex spout (41) with guide bar (11).

3. The chain hook protection apparatus of the warp knitting machine according to claim 2, characterized in that: the damping device is characterized in that a buffering device (6) is arranged on the rack (7), the buffering device (6) is used for buffering the descending buffering idler wheels (2), the buffering device (6) is arranged to be a spring, and the spring is sleeved on the guide rod (11).

4. The chain hook protection apparatus of a warp knitting machine according to claim 1, characterized in that: the tension detection device (3) comprises an infrared sensor (31) and a processor (32), the infrared sensor (31) is electrically connected with the processor (32), the buffer roller (2) sends an electric signal to the processor (32) when sensing the buffer roller (2) to vertically move upwards along the rack (7), and the processor (32) transmits the signal to the warp knitting machine to control the operation of the warp knitting machine.

5. The chain hook protection apparatus of the warp knitting machine according to claim 4, characterized in that: the yarn tension monitoring device is characterized in that an automatic alarm (12) used for giving an alarm when yarn tension is too large is arranged on the processor (32), and the processor (32) is electrically connected with the automatic alarm (12).

6. The chain hook protection apparatus of a warp knitting machine according to claim 1, characterized in that: the counterweight device (5) comprises a bearing disc (51) and a counterweight block (52), the bearing disc (51) is connected with the sliding rod (4), and the counterweight block (52) is placed on the bearing disc (51).

7. The chain hook protection apparatus of a warp knitting machine according to claim 1, characterized in that: the guide roller fixing device is characterized in that a fixed shaft seat (9) is arranged on the rack (7), the fixed shaft seat (9) is rotatably arranged with the guide roller (1), an elastic clamping ring (10) connected with the fixed shaft seat (9) in a clamping mode is arranged on the fixed shaft seat (9), and the elastic clamping ring (10) is used for limiting the guide roller (1).