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CN-224212944-U - Embroidery thread broken line detection device capable of adjusting tension of embroidery thread in real time

CN224212944UCN 224212944 UCN224212944 UCN 224212944UCN-224212944-U

Abstract

The utility model relates to the technical field of embroidery machines, in particular to an embroidery machine broken thread detection device for adjusting the tension of an embroidery thread in real time, which comprises a tension mechanism and is used for adjusting the tension of the embroidery thread, wherein the tension mechanism comprises a main body component, a transverse guide rail, a longitudinal guide rail, a sliding plate, an adjusting component and a regulating component, wherein the transverse guide rail is fixed on the upper side and the lower side of the front end of a mounting plate, the longitudinal guide rail is fixed on the left side and the right side of the front end of the mounting plate, the longitudinal guide rail is slidably arranged on the longitudinal guide rail, a plurality of inclined slots are formed in the sliding plate in a bilateral symmetry mode between the front ends of the longitudinal guide rail, the regulating component comprises a plurality of transverse guide blocks slidably arranged on the transverse guide rail, a sliding frame is fixed on the transverse guide rail, synchronous equidistant regulation of guide wheels is realized through linkage, uniform tension distribution of the embroidery thread is ensured, the independent fine regulating mechanism realizes accurate control of the tension, double monitoring is formed by combining a tension sensor and photoelectric detection, real-time feedback regulation and quick broken thread identification are realized, and embroidery quality and equipment reliability are effectively improved.

Inventors

  • LI JIANFENG
  • SUN DONGLIANG
  • SHAO LINBO
  • Liao Zhican

Assignees

  • 杭州经纬缝制机械制造有限公司

Dates

Publication Date
20260508
Application Date
20250725

Claims (6)

  1. 1. An embroidery thread broken line detection device for adjusting the tension of embroidery threads in real time comprises a tension mechanism (1) and is used for adjusting the tension of the embroidery threads, and is characterized in that the tension mechanism (1) comprises: The main body assembly (11) comprises a transverse guide rail (112) which is fixed on the upper side and the lower side of the front end of the mounting plate (111), longitudinal guide rails (113) are fixed on the left side and the right side of the front end of the mounting plate (111), longitudinal sliding blocks (116) are slidably arranged on the longitudinal guide rails (113), sliding plates (114) are fixed between the front ends of the longitudinal sliding blocks (116) on the two sides, and a plurality of inclined slots (115) which are symmetrical left and right are formed in the sliding plates (114); The adjusting assembly (12) comprises a plurality of transverse sliding blocks (126) which are slidably arranged on a transverse guide rail (112), a sliding frame (121) is fixed on the transverse sliding blocks (126), a deep groove ball bearing (122) is rotatably arranged at the front end of the sliding frame (121), the deep groove ball bearing (122) is positioned in a chute (115), a shaft bracket (123) is longitudinally slidably arranged at the upper end of the sliding frame (121), and a guide wheel (124) is rotatably arranged at the front end of the shaft bracket (123); and the detection assembly (13) is arranged on the main body assembly (11) and is used for detecting broken wires.
  2. 2. The embroidery thread breakage detection device for real-time adjustment of the embroidery thread tension of claim 1, wherein the main body assembly (11) further comprises a first air cylinder (117) arranged at the rear end of the mounting plate (111), a connecting piece (118) is fixed at the lower output end of the first air cylinder (117), a floating joint (119) is arranged at the top of the front end of the connecting piece (118), and the upper end of the floating joint (119) is connected with the lower end of the sliding plate (114).
  3. 3. The embroidery thread-breaking detection device for real-time adjustment of embroidery thread tension as claimed in claim 1, wherein the adjustment assembly (12) further comprises a second cylinder (125) mounted at the upper end of the carriage (121), and the upper output end of the second cylinder (125) is connected with a shaft bracket (123).
  4. 4. The embroidery thread-breaking detection device for real-time adjustment of embroidery thread tension as claimed in claim 1, wherein the detection assembly (13) comprises a mounting frame (131) fixed at one side of the rear end of the mounting plate (111), and a roller tension sensor (132) is mounted at the front end of the mounting frame (131).
  5. 5. The embroidery thread-breaking detection device for real-time adjustment of embroidery thread tension as claimed in claim 4, wherein the detection assembly (13) further comprises waist-shaped holes (133) formed in two inner sides of the mounting frame (131), and the roller-type tension sensor (132) is fixed on the mounting frame (131) through the waist-shaped holes (133) and the bolts.
  6. 6. The embroidery thread-breaking detection device for real-time adjustment of the tension of the embroidery thread according to claim 1, wherein the tension mechanism (1) further comprises a photoelectric sensor (14) mounted on one of the shaft brackets (123), and the detection end of the photoelectric sensor (14) is disposed toward the guide wheel (124).

Description

Embroidery thread broken line detection device capable of adjusting tension of embroidery thread in real time Technical Field The utility model relates to the technical field of embroidery machines, in particular to an embroidery machine broken thread detection device capable of adjusting the tension of an embroidery thread in real time. Background In the field of textile machinery, an embroidery machine is used as key equipment for realizing embroidery of complex patterns, and the thread tension control technology directly influences the quality and the production efficiency of embroidery. Along with the development of the embroidery process to the high-precision and high-speed directions, higher requirements are put on the real-time performance and stability of the tension control of the embroidery thread; The technical scheme includes that the yarn sequentially passes through a rotating groove on a rotating wheel, the rotating wheel is rotated by rotating the crank, so that the threaded rod is rotated, the length of the threaded rod in the fixed plate can be adjusted by rotating the threaded rod, the movable plate is moved, the position of the rotating wheel between the fixed plates is finally adjusted, the tension of the yarn is adjusted, the yarn tension adjusting device is simple in design structure, small in size and convenient to carry, flexible and convenient to adjust, and the like; Due to the fact that an effective synchronous adjusting mechanism is lacked in tension adjusting, equidistant linkage adjustment cannot be achieved through a plurality of guide wheels, tension distribution of embroidery threads at contact points is uneven, local tension difference is obvious, the tension is uneven easily to cause that the threads are too tight at certain positions and too loose at other positions, quality problems such as broken threads and jumpers are caused, and meanwhile overall flatness and pattern accuracy of embroidery products are affected. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides an embroidery thread broken thread detection device for adjusting the tension of an embroidery thread in real time, which realizes synchronous equidistant adjustment of guide wheels through linkage to ensure even distribution of the tension of the embroidery thread, realizes accurate control of the tension by an independent fine adjustment mechanism, combines a tension sensor and photoelectric detection to form double monitoring, feeds back and adjusts in real time and rapidly identifies broken threads, and effectively improves the embroidery quality and equipment reliability. The utility model aims at realizing the technical scheme that the embroidery thread broken thread detection device for adjusting the tension of the embroidery thread in real time comprises a tension mechanism and is used for adjusting the tension of the embroidery thread, wherein the tension mechanism comprises: The main body assembly comprises a transverse guide rail, wherein the upper side and the lower side of the front end of the mounting plate are respectively fixed, the left end and the right end of the front end of the mounting plate are respectively fixed with a longitudinal guide rail, a longitudinal sliding block is slidably arranged on the longitudinal guide rail, a sliding plate is fixed between the front ends of the longitudinal sliding blocks at the two sides, and a plurality of inclined slots are symmetrically arranged in the sliding plate; The adjusting assembly comprises a plurality of transverse sliding blocks which are arranged on the transverse guide rail in a sliding manner, a sliding frame is fixed on the transverse sliding blocks, a deep groove ball bearing is rotatably arranged at the front end of the sliding frame, the deep groove ball bearing is positioned in the chute, a shaft bracket is longitudinally arranged at the upper end of the sliding frame in a sliding manner, and a guide wheel is rotatably arranged at the front end of the shaft bracket; and the detection assembly is arranged on the main body assembly and used for detecting broken wires. Preferably, the main body assembly further comprises a first air cylinder arranged at the rear end of the mounting plate, a connecting piece is fixed at the lower output end of the first air cylinder, a floating joint is arranged at the top of the front end of the connecting piece, and the upper end of the floating joint is connected with the lower end of the sliding plate. Preferably, the adjusting assembly further comprises a carriage arranged at the upper end of the carriage, and the upper output end of the carriage is connected with the shaft bracket. Preferably, the detection assembly comprises a mounting frame fixed at one side of the rear end of the mounting plate, and a roller type tension sensor is mounted at the front end of the mounting frame. Preferably, the detection assembly further comprises waist-shaped holes