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CN-224226066-U - Pneumatic supporting roller line for seat backrest

CN224226066UCN 224226066 UCN224226066 UCN 224226066UCN-224226066-U

Abstract

The utility model relates to the technical field of seat processing equipment, in particular to a seat backrest pneumatic supporting roller line which comprises a main body support, a roller conveying assembly and a pneumatic supporting assembly, wherein the main body support is fixed on the ground, the roller conveying assembly is arranged at the upper end of the main body support, the pneumatic supporting assembly comprises a cylinder, a movable support and a fixed support, two ends of the fixed support are fixedly arranged on the main body support, a near fixed end of the movable support is hinged with the fixed support, a far fixed end of the movable support is hinged with the end part of a cylinder piston rod, the bottom of the cylinder is hinged with the main body support, and the telescopic motion of the cylinder piston rod drives the movable support to rotate around a hinge point of the near fixed end so as to realize angle adjustment of the movable support. According to the utility model, the pneumatic supporting component is used for converting the seat back from a lying state to an upward overturning state, so that a worker can process the seat back without bending down, and the physical fatigue and damage caused by long-time bending down work are reduced.

Inventors

  • LI YANG
  • WU GUOWEI
  • LIU XUAN
  • HE WEIFENG

Assignees

  • 吉林省鼎奇工业自动化设备有限公司

Dates

Publication Date
20260512
Application Date
20250428

Claims (6)

  1. 1. The seat backrest pneumatic supporting roller line is characterized by comprising a main body bracket (1), a roller conveying assembly (2) and a pneumatic supporting assembly (3); The main body support (1) is fixed on the ground, and a roller conveying assembly (2) is arranged at the upper end of the main body support (1); The pneumatic supporting component (3) comprises an air cylinder (4), a movable supporting frame (5) and a fixed bracket (6); The two ends of the fixed support (6) are fixedly arranged on the main body support (1), the near fixed end of the movable support (5) is hinged with the fixed support (6), the far fixed end of the movable support (5) is hinged with the end part of a piston rod of the air cylinder (4), the bottom of the air cylinder (4) is hinged with the main body support (1), and the telescopic movement of the piston rod of the air cylinder (4) drives the movable support (5) to rotate around the hinge point of the near fixed end, so that the angle adjustment of the movable support (5) is realized.
  2. 2. The pneumatic supporting roller line for the seat backrest of the vehicle comprises a fixed connecting rod (601), a first rotating shaft (602) and bearing seats (603), wherein two ends of the fixed connecting rod (601) are fixedly arranged on a main body support (1), four bearing seats (603) are arranged on the fixed connecting rod (601) at intervals, the bottoms of the bearing seats (603) are fixedly connected with the fixed connecting rod (601), the four bearing seats (603) are vertically upwards arranged, the first rotating shaft (602) sequentially penetrates through bearings on the four bearing seats (603), the near-fixed end of a movable supporting frame (5) is fixedly connected with the first rotating shaft (602), and the first rotating shaft (602) serves as a rotating shaft for the movable supporting frame (5).
  3. 3. The seat backrest pneumatic support roller line according to claim 2, wherein the roller conveying assembly (2) is a roller conveying belt, the roller conveying assembly (2) comprises a plurality of rollers and a transmission structure which are arranged side by side, two ends of the rollers are rotatably connected with the main body bracket (1) through bearings, and one end of the rollers is connected with the transmission structure.
  4. 4. The pneumatic support roller line for a seat back according to claim 3, wherein the movable supporting frame comprises a plurality of frame structures (501) and a second rotating shaft (502) which are arranged side by side, the thickness of the single frame structure (501) is smaller than the distance between adjacent rollers on the roller conveying assembly (2), The plurality of frame structures (501) which are arranged side by side are arranged vertically with the second rotating shaft (502), and the plurality of frame structures (501) which are arranged side by side are sequentially connected through the second rotating shaft (502) to form a whole.
  5. 5. The pneumatic supporting roller line for the seat backrest of claim 4, further comprising an inclination angle limiting frame (7), wherein the inclination angle limiting frame (7) is arranged above the first rotating shaft (602) and is arranged in parallel with the first rotating shaft (602), the inclination angle limiting frame (7) is connected with the first rotating shaft (602) through a plurality of connecting pieces, the movable supporting frame (5) is turned upwards under the driving of the air cylinder (4), and one end, close to the inclination angle limiting frame (7), of the movable supporting frame (5) is lapped on the inclination angle limiting frame (7).
  6. 6. The pneumatic supporting roller line for the seat back according to claim 1, further comprising a front end limiting frame (8), wherein the front end limiting frame (8) is arranged on one side, close to the fixed bracket (6), of the top of the main body bracket (1).

Description

Pneumatic supporting roller line for seat backrest Technical Field The utility model relates to the technical field of seat processing equipment, in particular to a seat backrest pneumatic supporting roller line. Background In the seat production and manufacturing industry, operations such as punching holes and installing accessories are an important link. In the existing construction process, a worker is often required to bend down to process a seat back lying flat on a conveyor belt. Because the bending posture is kept for a long time, the workers are extremely easy to generate physical discomforts such as waist soreness and back pain, which not only affects the physical health of the workers, but also reduces the working efficiency. Therefore, it is important to develop a seat back pneumatic support roller line that can solve the above problems. Disclosure of utility model The utility model aims to provide a pneumatic supporting roller line for a seat back, which is particularly suitable for converting the seat back from a lying state to an upward overturning state through a pneumatic supporting component in the processing process of the seat back, so that a worker can process the seat back without bending down, the labor intensity of the worker is reduced, and the technical problem in the background technology is solved. In order to achieve the above purpose, the utility model provides a technical scheme that a seat back pneumatic supporting roller line comprises a main body bracket, a roller conveying assembly and a pneumatic supporting assembly; The main body support is fixed on the ground, and a roller conveying assembly is arranged at the upper end of the main body support; the pneumatic supporting component comprises an air cylinder, a movable supporting frame and a fixed bracket; The two ends of the fixed support are fixedly arranged on the main body support, the near fixed end of the movable support is hinged with the fixed support, the far fixed end of the movable support is hinged with the end part of the piston rod of the air cylinder, the bottom of the air cylinder is hinged with the main body support, and the telescopic movement of the piston rod of the air cylinder drives the movable support to rotate around the hinge point of the near fixed end, so that the angle adjustment of the movable support is realized. The fixed support comprises a fixed connecting rod, a first rotating shaft and bearing seats, wherein two ends of the fixed connecting rod are fixedly arranged on the main support, four bearing seats are arranged on the fixed connecting rod at intervals, the bottoms of the bearing seats are fixedly connected with the fixed connecting rod, the four bearing seats are vertically arranged upwards, the first rotating shaft sequentially penetrates through bearings on the four bearing seats, the near-fixed end of the movable support frame is fixedly connected with the first rotating shaft, and the first rotating shaft is used as a rotating shaft for rotating the movable support frame. Further, the roller conveying assembly is a roller conveying belt, the roller conveying assembly comprises a plurality of rollers and a transmission structure, the rollers and the transmission structure are arranged side by side, two ends of each roller are rotatably connected with the main body support through bearings, and one end of each roller is connected with the transmission structure. Further, the movable supporting frame comprises a plurality of frame structures and a second rotating shaft which are arranged side by side, the thickness of the single frame structure is smaller than the distance between adjacent rollers on the roller conveying assembly, The frame structures arranged side by side are perpendicular to the second rotating shaft, and the frame structures arranged side by side are sequentially connected through the second rotating shaft to form a whole. The movable support frame is driven by the air cylinder to turn upwards, and one end of the movable support frame, which is close to the inclination angle limiting frame, is lapped on the inclination angle limiting frame. The seat back is characterized by further comprising a front end limiting frame of the seat back, wherein the front end limiting frame is arranged at one side, close to the fixed support, of the top of the main body support. Advantageous effects According to the utility model, the pneumatic supporting component is used for converting the seat back from a lying state to an upward overturning state, so that a worker can process the seat back without bending down, the labor intensity of the worker is greatly reduced, the physical fatigue and damage caused by long-time bending down work are reduced, and the work comfort and the work efficiency of the worker are improved. According to the utility model, the maximum inclination angle of the movable support frame can be changed by adjusting the height of the connecting piece between