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CN-224223224-U - Screw tightening assembly anti-rotation device

CN224223224UCN 224223224 UCN224223224 UCN 224223224UCN-224223224-U

Abstract

The utility model belongs to the technical field of screw tightening equipment, and particularly relates to an anti-rotation device of a screw tightening assembly, which comprises a frame, wherein a tightening device and an anti-rotation device are sequentially arranged on the frame, the anti-rotation device comprises a clamping assembly and a moving assembly, the moving assembly comprises a telescopic cylinder which is vertically arranged up and down, a piston is sleeved on the telescopic cylinder, the telescopic cylinder can slide up and down in the piston, a connecting rod assembly which drives the telescopic cylinder to move back and forth is arranged on the piston, the moving assembly drives the clamping assembly to extend out and clamp a workpiece downwards, the tightening device comprises a workpiece placing groove assembly and a servo motor connected with the workpiece placing groove, and the servo motor drives the workpiece placing groove assembly to rotate to tighten the workpiece.

Inventors

  • SONG LIANBIN

Assignees

  • 大连通惠工业设备有限公司

Dates

Publication Date
20260512
Application Date
20250430

Claims (8)

  1. 1. The utility model provides a screw thread tightening assembly rotation preventing device, includes frame (1), its characterized in that, be equipped with in proper order on frame (1) and screw up device (2) and rotation preventing device (3), rotation preventing device (3) are including clamping component (4) and moving component (5), moving component (5) are including flexible cylinder (6) of vertical setting, the cover is equipped with piston (601) on flexible cylinder (6), flexible cylinder (6) can slide from top to bottom in piston (601), be equipped with connecting rod subassembly (7) that drive flexible cylinder (6) back-and-forth movement on piston (601), moving component (5) drive clamping component (4) stretch out and carry out the centre gripping to work piece (102) downwards, screw up device (2) are including work piece standing groove subassembly (201) and servo motor (202) that are connected with work piece standing groove subassembly (201), servo motor (202) drive work piece standing groove subassembly (201) rotate and screw up work piece (102).
  2. 2. A screw tightening assembly anti-rotation device according to claim 1, wherein the clamping assembly (4) comprises a movable plate assembly (401) and a clamping groove (402) arranged at the front end of the movable plate assembly (401), and the size of the clamping groove (402) is matched with that of the workpiece (102).
  3. 3. The screw tightening assembly anti-rotation device according to claim 2, wherein the connecting rod assembly (7) comprises a strip-shaped cross rod, mounting frames (8) are arranged on two sides of the moving plate assembly (401), sliding grooves (801) are formed in one sides of the mounting frames (8), one end of the connecting rod assembly (7) is arranged in each sliding groove (801), and downward grooves (802) are formed in positions, closest to the tightening device (2), of the sliding grooves (801).
  4. 4. The screw tightening assembly anti-rotation device according to claim 3, wherein the other end of the connecting rod assembly (7) is provided with a supporting rod (701), the supporting rod (701) is hinged with the connecting rod assembly (7), a through groove (602) is arranged at the connecting position of the connecting rod assembly (7) with the piston (601), a connecting block (603) is arranged on the piston (601), and the through groove (602) is connected with the piston (601) through the connecting block (603).
  5. 5. The screw tightening assembly anti-rotation device according to claim 2, wherein the movable plate assembly (401) comprises a movable plate (403) and a base (404) arranged at the bottom of the movable plate (403), a sliding rod (405) is arranged on the base (404), the movable plate (403) is connected with the base (404) through the sliding rod (405), and the movable plate (403) slides along the sliding rod (405).
  6. 6. A screw tightening assembly anti-rotation device according to claim 3, wherein the connecting rod assembly (7) at the joint of the sliding groove (801) extends out of the sliding groove (801), and a handle (9) is arranged at the tail of the connecting rod assembly (7) extending out of the sliding groove (801).
  7. 7. A screw-thread tightening assembly anti-rotation device as claimed in claim 1, wherein the workpiece placement groove assembly (201) comprises a mounting flange (203) and a sleeve (204) connected with the mounting flange (203), the workpiece (102) is placed in the sleeve (204), and the servo motor (202) is connected with the sleeve (204).
  8. 8. The screw tightening assembly anti-rotation device according to claim 1, wherein the frame (1) is provided with a control panel (101), the control panel (101) is electrically connected with a PLC controller, the telescopic cylinder (6) is provided with a position sensor, the PLC controller is electrically connected with a servo motor (202), the position sensor and the telescopic cylinder (6), and the position sensor is used for sensing the descent of the piston (601), and the PLC controller controls the descent of the telescopic cylinder (6).

Description

Screw tightening assembly anti-rotation device Technical Field The utility model relates to the technical field of screw tightening equipment, in particular to an anti-rotation device of a screw tightening assembly. Background The threaded connection is a mode of fixing or connecting two or more parts through the cooperation of internal and external threads, and the threaded connection utilizes the spiral characteristic of the threads, and drives the relative position of one part through rotating the threads of the other part, so that the purpose of fastening or connecting is realized. The equidistant spiral lines are cut or rolled on the surface of the cylinder or the cone to form threads, so that the connection of a plurality of parts is threaded connection, and therefore, operations such as screwing exist, and the like, in the prior art, the screwing of a spanner is mostly performed directly, but people are required to fix the spanner, so that the screwing is prevented from being rotated in the screwing process, and the screwing is influenced. According to the technical problem, a screw tightening assembly anti-rotation device is designed. Disclosure of utility model In order to make up the problems in the prior art, the utility model provides an anti-rotation device of a screw tightening assembly. The technical scheme includes that the screw tightening assembly anti-rotation device comprises a frame, a tightening device and an anti-rotation device are sequentially arranged on the frame, the anti-rotation device comprises a clamping assembly and a moving assembly, the moving assembly comprises a vertical telescopic cylinder, a piston is sleeved on the telescopic cylinder, the telescopic cylinder can slide up and down in the piston, a connecting rod assembly driving the telescopic cylinder to move back and forth is arranged on the piston, the moving assembly drives the clamping assembly to extend out and clamp a workpiece downwards, and the tightening device comprises a workpiece placing groove assembly and a servo motor connected with the workpiece placing groove assembly, and the servo motor drives the workpiece placing groove assembly to rotate to tighten the workpiece. Preferably, the clamping assembly comprises a movable plate assembly and a clamping groove arranged at the front end of the movable plate assembly, the shape of the clamping groove is rectangular, and the size of the clamping groove is matched with that of the workpiece. The working principle is that a workpiece to be screwed is placed in a workpiece placing groove assembly, a clamping assembly is moved to a workpiece position by pulling a connecting rod assembly, then the clamping assembly is pressed down through a telescopic cylinder to clamp the workpiece, the problem of rotation in the screwing process is prevented, and then a servo motor of a screwing device drives the placing groove to rotate, so that the workpiece screwing operation is achieved. Preferably, the connecting rod assembly comprises a strip-shaped cross rod, mounting frames are arranged on two sides of the moving plate assembly, a sliding groove is formed in one side of each mounting frame, one end of the connecting rod assembly is arranged in the corresponding sliding groove, a downward groove is formed in the position, closest to the tightening device, of the sliding groove, the connecting rod assembly is conveniently operated to move, and misoperation caused by manual operation is avoided. Preferably, the connecting rod assembly other end is equipped with the bracing piece, the bracing piece is connected with the connecting rod assembly is articulated, be equipped with logical groove with piston connection position on the connecting rod assembly, be equipped with the connecting block on the piston, it passes through connecting block and piston connection to lead to the groove, makes things convenient for the workman to carry out single hand operation and can improve operating efficiency. Preferably, the movable plate assembly comprises a movable plate and a base arranged at the bottom of the movable plate, wherein a sliding rod is arranged on the base, the movable plate is connected with the base through the sliding rod, and the movable plate slides along the sliding rod, so that the moving process can be more stable. Preferably, the connecting rod assembly at the connecting part with the sliding groove extends out of the sliding groove, and the tail part of the connecting rod assembly extending out of the sliding groove is provided with a handle, so that the operation of workers is further facilitated. Preferably, the working placement groove assembly comprises a mounting flange and a sleeve connected with the mounting flange, the workpiece is placed in the sleeve, and the servo motor is connected with the sleeve Preferably, be equipped with control panel in the frame, control panel and PLC controller electric connection, be equipped with position sensor on the fl