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CN-224227360-U - Yarn tension adjusting device of knitting machine

CN224227360UCN 224227360 UCN224227360 UCN 224227360UCN-224227360-U

Abstract

The utility model relates to the technical field of knitting machines, and discloses a yarn tension adjusting device of a knitting machine, which comprises an L-shaped plate, the L-shaped plate top surface is provided with adjustment mechanism and moving mechanism, adjustment mechanism includes installation component and adjustment component. Through setting up adjustment mechanism, drive first threaded rod through setting up first motor and rotate, thereby drive first bevel gear and second bevel gear and mesh, thereby drive first reciprocal threaded rod and rotate, make first U template remove, carry out effectual adjustment tension according to the different models of yarn, and then adapt to the demand of different yarn varieties and fabric structure, through setting up moving mechanism, drive the belt pulley through setting up biax motor and rotate, thereby drive the reciprocal threaded rod of second of both sides and rotate, thereby drive the second U template of both sides and reciprocate, ensure that the yarn flows steadily at the knitting in-process, reduce coil structure inhomogeneous, make the fabric surface can be more even, promote the quality that the surface fabric was woven.

Inventors

  • ZHANG JINGHAO
  • HUANG CHUNRONG

Assignees

  • 普宁市荣煌织造有限公司

Dates

Publication Date
20260512
Application Date
20250604

Claims (6)

  1. 1. The yarn tension adjusting device of the knitting machine comprises an L-shaped plate (1) and is characterized in that an adjusting mechanism (2) and a moving mechanism (3) are arranged on the top surface of the L-shaped plate (1); The adjusting mechanism (2) comprises an installation component and an adjusting component, and the installation component is positioned on the side face of the adjusting component; The mounting assembly comprises two first support frames (201), a feeding roller (202) and a discharging roller are respectively arranged on the side surfaces of the two first support frames (201) through threads, a base is fixedly arranged on the bottom surface of the L-shaped plate (1), two second support frames (203) are fixedly arranged on the top surface of the L-shaped plate (1), and a movable roller (204) is respectively arranged on the outer surfaces of the two second support frames (203) through bearing rotation; The adjusting component comprises a first motor (205), the side of the first motor (205) is fixedly connected with the side of an L-shaped plate (1), a first through groove and a second through groove are formed in the top of the L-shaped plate (1) from right to left in a penetrating mode, a first reciprocating threaded rod (206) is arranged on the inner wall of the first through groove in a rotating mode through a bearing seat, the outer surface of the first reciprocating threaded rod (206) penetrates through the inner wall of the first through groove and the inner wall of the second through groove and extends to the inner portion of the second through groove, a first threaded rod is fixedly sleeved on the end face of an output rod of the first motor (205), and the outer surface of the first threaded rod penetrates through the side of the L-shaped plate (1) and the inner wall of the second through groove and extends to the inner portion of the second through groove.
  2. 2. The yarn tension adjusting device of the knitting machine of claim 1, wherein the moving mechanism (3) comprises a double-shaft motor (301), the bottom surface of the double-shaft motor (301) is fixedly connected with the top surface of the L-shaped plate (1), belt pulleys (302) are sleeved on the upper end surface of an output rod of the double-shaft motor (301), the number of the belt pulleys (302) is two, the upper end surface of the output rod of the double-shaft motor (301) is fixedly connected with the inner wall of the belt pulley (302) positioned on the left side, two third through grooves are formed in the side surface of the L-shaped plate (1) in a penetrating mode, and second reciprocating threaded rods (303) are respectively arranged on the inner walls of the two third through grooves in a rotating mode through bearing seats.
  3. 3. The yarn tension adjusting device of the knitting machine according to claim 2, wherein a first bevel gear (304) is fixedly sleeved on the front end surface of the first threaded rod, a second bevel gear is fixedly sleeved on the left end surface of the first reciprocating threaded rod (206), the side surface of the first bevel gear (304) is meshed with the second bevel gear, a first sliding block is sleeved on the outer surface of the first reciprocating threaded rod (206) in a threaded manner, a first U-shaped plate (305) is fixedly mounted on the top surface of the first sliding block, a fourth groove is formed in the side surface of the first U-shaped plate (305) in a penetrating manner, a tension sensor (300) is fixedly mounted on the side surface of the first U-shaped plate (305), and a first hydraulic rod (306) is fixedly mounted on the inner walls of the two fourth grooves.
  4. 4. The yarn tension adjusting device of the knitting machine according to claim 3, characterized in that two fourth grooves are provided with moving plates in a sliding manner, lower end faces of the output rods of the two first hydraulic rods (306) are fixedly connected with top faces of the moving plates, and the top faces of the moving plates are provided with first squeeze rollers (307) in a rotating manner through bearing seats.
  5. 5. The yarn tension adjusting device of a knitting machine according to claim 2, characterized in that the outer surfaces of the two second reciprocating threaded rods (303) respectively penetrate through the inner top surface of the L-shaped plate (1) and extend to the top surface of the L-shaped plate (1), the upper end surface of the second reciprocating threaded rod (303) positioned at the left side is fixedly connected with the lower end surface of the output rod of the double-shaft motor (301), and the upper end surface of the second reciprocating threaded rod (303) positioned at the right side is fixedly connected with the inner wall of the belt pulley (302) positioned at the right side.
  6. 6. The yarn tension adjusting device of the knitting machine according to claim 5, characterized in that a third sliding block is sleeved on the outer surface of each of the two second reciprocating threaded rods (303), supporting blocks are fixedly arranged on the side surfaces of each of the two third sliding blocks, a second U-shaped plate (308) is fixedly arranged on the side surfaces of each of the two supporting blocks through bolts, and a second extrusion roller (309) is rotatably arranged on the inner side surfaces of each of the two second U-shaped plates (308) through a bearing seat.

Description

Yarn tension adjusting device of knitting machine Technical Field The utility model relates to the technical field of knitting machines, in particular to a yarn tension adjusting device of a knitting machine. Background Knitting machines, industrial equipment for mechanically interlacing yarn or other fibrous materials into fabrics, the yarn being interlaced by regularity of warp and weft yarns to form a fabric structure. Chinese patent discloses a textile yarn tension adjusting device, publication No. CN222743770U, including the operation panel, the head rod upper end is equipped with the clamp plate, the second connecting rod upper end is equipped with the screens point, the gear matches with the screens point, the gear is close to one side surface of second gyro wheel all is equipped with the spiral spring, two the spiral spring is kept away from the one end connection second gyro wheel of gear, second gyro wheel surface is equipped with a plurality of dead levers, a plurality of the dead lever upper end all is equipped with the V-arrangement breach. The yarn is firstly pulled under the pressing plate, then is pressed onto the left first roller, then passes through the lower part of the right first roller, finally is pressed into the V-shaped notch arranged on the fixing rod, then the rotating gear is selected, the second connecting rod is clamped with the gear, the gear is stably clamped by the clamping column under the action of the second spring, threading work is omitted, and the operation time is shortened. There is a disadvantage in that the coarse yarn requires a greater tension to prevent loosening and the spun yarn requires a softer treatment to prevent breakage. If the device cannot adjust the tension, the spun yarn may be broken, shutdown treatment is needed, or the roving is loose, so that the quality of a finished product of the textile is affected, the spun yarn is generally required to be processed at a lower speed to reduce abrasion, the roving can bear a higher speed, and the fixed speed may cause frequent yarn breakage during processing of the spun yarn, or the processing efficiency of the roving is low. To this end, we propose a yarn tension adjusting device of a knitting machine to solve this problem. Disclosure of utility model The present utility model is directed to a yarn tension adjusting device for knitting machines, which solves the above-mentioned problems. In order to achieve the above purpose, the present utility model provides the following technical solutions: The yarn tension adjusting device of the knitting machine comprises a knitting machine body, wherein a plurality of groups of L-shaped plates are arranged above the knitting machine body, and an adjusting mechanism and a moving mechanism are arranged on the top surface of each L-shaped plate; the adjusting mechanism comprises a mounting assembly and an adjusting assembly, and the mounting assembly is positioned on the side face of the adjusting assembly; The installation assembly comprises two first support frames, a feeding roller and a discharging roller are respectively arranged on the side surfaces of the two first support frames through threads, a base is fixedly arranged on the bottom surface of the L-shaped plate, two second support frames are fixedly arranged on the top surface of the L-shaped plate, a movable roller is respectively arranged on the outer surfaces of the two second support frames through bearings in a rotating mode, the feeding roller is used for placing yarns, and the movable roller assists the yarns to move; The adjusting component comprises a first motor, first motor side and L template side fixed connection, L template top surface has been seted up first logical groove, second logical groove from right to left link up, first logical inslot wall rotates through the bearing frame and is provided with first reciprocal threaded rod, first reciprocal threaded rod surface runs through first logical inslot wall, second through inslot wall and extends to inside the second through groove, the fixed cover in first motor output rod terminal surface is equipped with first threaded rod, first threaded rod surface runs through L template side, second through inslot wall and extends to inside the second through groove, this knitting machine body is double knit circular knitting machine structure, and its adjusting device installs in top line roller department. Further improved lie in, moving mechanism includes biax motor, biax motor bottom surface and L template top surface fixed connection, biax motor output pole up end cover is equipped with the belt pulley, the belt pulley quantity is two, biax motor output pole up end and the belt pulley inner wall fixed connection who is located the left side, two third tee bend grooves have been seted up in the L template side link up, two third tee bend inslot wall rotates through the bearing frame respectively and is provided with the reciprocal threaded rod of s