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CN-224198711-U - Turnover mechanism suitable for turnover of thin workpiece

CN224198711UCN 224198711 UCN224198711 UCN 224198711UCN-224198711-U

Abstract

The utility model provides a turnover mechanism suitable for turnover of a thin workpiece, which belongs to the technical field of turnover of thin workpieces and comprises a base and a turnover assembly, wherein the turnover assembly is arranged on the base and comprises a rotating shaft, and two sucker units are arranged side by side along the axis direction of the rotating shaft, wherein each sucker unit is provided with a suction nozzle, the two sucker units can synchronously rotate along the rotating shaft in a vertical plane where the position of the rotating shaft is located, and the connecting line of the suction nozzles at the corresponding positions of the two sucker units is parallel to the axis of the rotating shaft. The turnover mechanism suitable for turnover of the thin workpiece provided by the utility model realizes 180-degree turnover of the thin workpiece in a sucking disc manner, and can not deform the thin workpiece or fall off, so that the reliability of turnover of the thin workpiece is improved.

Inventors

  • LI XIANGYANG
  • WANG XING
  • YAN YIMING

Assignees

  • 宁波盘研智能科技有限公司

Dates

Publication Date
20260505
Application Date
20250618

Claims (10)

  1. 1. A turnover mechanism suitable for turning over thin workpieces, which is positioned between two adjacent stations and used for turning over the workpieces on one station 180 degrees and then placing the workpieces on the other station, and is characterized by comprising: the base is used as a supporting structure of the turnover mechanism; the overturning assembly is arranged on the base and comprises a rotating shaft, two sucker units are arranged side by side along the axis direction of the rotating shaft, a suction nozzle is arranged on each sucker unit, the two sucker units can synchronously rotate in the vertical plane where the position of the rotating shaft is located along with the rotating shaft, and the connecting line of the suction nozzles on the corresponding positions of the two sucker units is parallel to the axis of the rotating shaft.
  2. 2. The turnover mechanism suitable for turnover of thin workpieces according to claim 1, wherein the suction nozzle sucks the workpiece to be turned over on the station from top to bottom or sucks the workpiece to be turned over on the station from bottom to top, wherein when the suction nozzle sucks the workpiece to be turned over on the station from top to bottom, the position of the suction nozzle in an initial state and the position of the workpiece to be turned over are respectively located at two sides of the base, and when the suction nozzle sucks the workpiece to be turned over on the station from bottom to top, the position of the suction nozzle in the initial state and the position of the workpiece to be turned over are located at the same side of the base.
  3. 3. The turnover mechanism for turnover of thin workpieces as set forth in claim 1, wherein the two suction cup units are movable in the axial direction of the rotary shaft, and a locking part is provided at one end of each suction cup unit connected to the rotary shaft, and the current position of the suction cup unit on the rotary shaft is locked by the locking part.
  4. 4. A turnover mechanism for turnover of thin workpieces as set forth in claim 3, characterized in that a concave part is provided on the rotary shaft, and the length direction of the concave part is identical to the axis direction of the rotary shaft, wherein the suction cup unit comprises a convex part which is in plug-in fit with the concave part, and the circumferential freedom of the suction cup unit on the rotary shaft is limited by the plug-in fit of the concave part and the convex part.
  5. 5. The turnover mechanism for turnover of thin workpieces as set forth in claim 4, wherein the concave part is a bar groove and is disposed on the rotating shaft along the axial direction of the rotating shaft, and the convex part is a limit column, wherein the limit column is in plug-in fit with the groove.
  6. 6. The turnover mechanism for turnover of thin workpieces as set forth in claim 4, wherein said suction cup unit comprises a collar sleeved on said rotary shaft and a locking part is provided on said collar, a connecting rod with one end connected to said collar via a fastener, a suction nozzle provided at the other end of said connecting rod, and a protrusion provided at one end of said connecting rod connected to said collar.
  7. 7. The turnover mechanism for turnover of thin workpieces as set forth in claim 6, wherein the collar is provided with a through hole which is nested and matched with the rotary shaft, and a slit which is communicated with the through hole is arranged along the radial direction of the collar, wherein the size of the slit is changed by the rotation of the locking part.
  8. 8. The turnover mechanism for turnover of thin workpieces as set forth in claim 6, wherein two sucker rods are provided at one end of the connecting rod far from the collar and each sucker rod is connected to the connecting rod by a bracket, wherein each sucker rod is movable along the length direction of the connecting rod and the suction nozzle is provided at one end of the sucker rod.
  9. 9. The turnover mechanism for turnover of thin workpieces as set forth in claim 8, wherein a first bar-shaped groove is provided on the connecting rod along the length direction, and one end of the suction cup rod far from the suction nozzle is inserted into the first bar-shaped groove, wherein the bracket is L-shaped, one end of the bracket is inserted and fixed with the suction cup rod, and the other end of the bracket is locked on the connecting rod.
  10. 10. The turnover mechanism for turnover of thin workpieces as set forth in claim 9, wherein a second bar-shaped groove is provided on the connecting rod in the length direction, and one end of the bracket is locked on the second bar-shaped groove, wherein the suction cup bar can be moved along the first bar-shaped groove by the bracket when the locking between the bracket and the connecting rod is released, and the second bar-shaped groove is used as a guide when the suction cup bar moves.

Description

Turnover mechanism suitable for turnover of thin workpiece Technical Field The utility model belongs to the technical field of thin workpiece overturning, and relates to an overturning mechanism, in particular to an overturning mechanism suitable for overturning a thin workpiece. Background With the development of technology, the requirements on the quality of the sheet fittings for 3C products such as glass, ceramic sheets, microcrystalline glass sheets and sapphire are higher and higher, and the 3C sheet is thin and fragile and cannot bear too great force, so that the thin workpiece is prevented from being deformed or damaged in the processing or detecting process. In the prior art, aiming at the overturning of a workpiece, the workpiece is clamped by a motor-driven clamping jaw to overturn, or the workpiece on a bearing plate is driven by a motor-driven bearing plate to overturn, such as an overturning device in a product detection device disclosed in patent application CN202210541284. X. However, if the clamping jaw is used for clamping the workpiece to turn over, the workpiece is generally suitable for workpieces with harder surface materials, and if the clamping jaw is used for clamping and turning over, the clamped part on the thin workpiece is deformed to influence the quality of the thin workpiece, and if the carrying plate is used for carrying the workpiece to turn over, the falling phenomenon is easy to occur due to the fact that the quality of the thin workpiece is lighter, and the thin workpiece is damaged. Disclosure of utility model The utility model aims to solve the problems in the prior art and provides a turnover mechanism which can adapt to the turnover of a thin workpiece and does not deform or damage the thin workpiece. The utility model aims at realizing the following technical scheme that the turnover mechanism suitable for turnover of the thin workpiece comprises: the base is used as a supporting structure of the turnover mechanism; the overturning assembly is arranged on the base and comprises a rotating shaft, two sucker units are arranged side by side along the axis direction of the rotating shaft, a suction nozzle is arranged on each sucker unit, the two sucker units can synchronously rotate in the vertical plane where the position of the rotating shaft is located along with the rotating shaft, and the connecting line of the suction nozzles on the corresponding positions of the two sucker units is parallel to the axis of the rotating shaft. In the turnover mechanism suitable for turnover of the thin workpiece, the suction nozzle sucks the workpiece to be turned over on the station from top to bottom, or the suction nozzle sucks the workpiece to be turned over on the station from bottom to top, wherein when the suction nozzle sucks the workpiece to be turned over on the station from top to bottom, the position of the suction nozzle in the initial state and the position of the workpiece to be turned over are respectively positioned at two sides of the base, and when the suction nozzle sucks the workpiece to be turned over on the station from bottom to top, the position of the suction nozzle in the initial state and the position of the workpiece to be turned over are positioned at the same side of the base. In the turnover mechanism suitable for turnover of the thin workpiece, the two sucker units can move along the axis direction of the rotating shaft, and a locking part is arranged at one end of each sucker unit connected with the rotating shaft, and the current position of the sucker unit on the rotating shaft is locked through the locking part. In the turnover mechanism suitable for turnover of the thin workpiece, the rotating shaft is provided with the concave part, and the length direction of the concave part is consistent with the axis direction of the rotating shaft, wherein the sucker unit comprises a convex part which is in plug-in fit with the concave part, and the circumferential freedom degree of the sucker unit on the rotating shaft is limited through the plug-in fit of the concave part and the convex part. In the turnover mechanism suitable for turnover of the thin workpiece, the concave part is a strip groove, the concave part is arranged on the rotating shaft along the axial direction of the rotating shaft, and the convex part is a limiting column, wherein the limiting column is in plug-in fit with the groove. In the turnover mechanism suitable for turnover of the thin workpiece, the sucker unit comprises a lantern ring sleeved on the rotating shaft, the locking part is arranged on the lantern ring, one end of the connecting rod is connected to the lantern ring through a fastener, the suction nozzle is arranged at the other end of the connecting rod, and the convex part is arranged at one end of the connecting rod connected with the lantern ring. In the turnover mechanism suitable for turnover of the thin workpiece, the through hole which is nested and matched with