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CN-224209527-U - Self-centering metal part clamping device

CN224209527UCN 224209527 UCN224209527 UCN 224209527UCN-224209527-U

Abstract

The utility model relates to the field of metal processing and manufacturing, and discloses a self-centering metal part clamping device which comprises a platform and a bottom plate, wherein a hydraulic cylinder is fixedly connected to the lower surface of the platform, a sliding plate is fixedly connected to the output end of the hydraulic cylinder, the outer wall of the sliding plate is slidably connected to the inner wall of the platform, clamping rods are fixedly connected to the upper surface of the sliding plate, a plurality of groups of clamping rods are transversely arranged and distributed, the lower surface of the sliding rod is fixedly connected to the upper surface of the platform, an auxiliary centering assembly is arranged on the outer wall of the sliding plate, and an inclination adjusting assembly is arranged on the upper surface of the bottom plate. According to the utility model, the hydraulic cylinder drives the sliding plate to slide under the limit of the platform, the sliding block and the sliding strip, so that the effect of driving the linkage rod and the synchronous plate to drive the clamping rods at two sides to center is achieved, the effect of primary centering and fixing is achieved in the using process, and the effect of secondary fixed centering is achieved through the auxiliary centering component.

Inventors

  • LIU YONGLIANG
  • WU DENGHAO

Assignees

  • 昆山米恒电子科技有限公司

Dates

Publication Date
20260508
Application Date
20250520

Claims (8)

  1. 1. The self-centering metal part clamping device comprises a platform (1) and a bottom plate (14) and is characterized in that the lower surface of the platform (1) is fixedly connected with a hydraulic cylinder (2), the output end of the hydraulic cylinder (2) is fixedly connected with a sliding plate (3), the outer wall of the sliding plate (3) is slidably connected with the inner wall of the platform (1), the upper surface of the sliding plate (3) is fixedly connected with a clamping rod (4), the clamping rods (4) are arranged in a plurality of groups and distributed in a transverse arrangement mode, the upper surface of the sliding plate (3) is rotationally connected with a linkage rod (5), the outer wall of the linkage rod (5) is rotationally connected with a synchronous plate (6), the inner wall of the synchronous plate (6) is rotationally connected with the outer wall of the platform (1), the lower surface of the sliding plate (3) is fixedly connected with a sliding block (7), the inner wall of the sliding block (7) is slidably connected with a sliding bar (8), the lower surface of the sliding bar (8) is fixedly connected with the upper surface of the platform (1), the outer wall of the sliding plate (3) is provided with an auxiliary centering component, and the upper surface of the bottom plate (14) is provided with an inclination adjusting component.
  2. 2. The self-centering metal part clamping device according to claim 1, wherein the auxiliary centering assembly comprises a limiting sleeve (10), the outer wall of the limiting sleeve (10) is rotatably connected to the inner wall of the sliding plate (3), and an electric push rod (9) is fixedly connected to the inner wall of the limiting sleeve (10).
  3. 3. The self-centering metal part clamping device according to claim 2, wherein the output end of the electric push rod (9) is fixedly connected with a T-shaped rotating block (11), and the outer wall of the T-shaped rotating block (11) is rotatably connected with the inner wall of the sliding plate (3).
  4. 4. The self-centering metal part clamping device according to claim 3, wherein a pressing rod (12) is rotatably connected to the upper inner wall of the T-shaped rotating block (11), a centering rod (13) is rotatably connected to the outer wall of the pressing rod (12), and the outer wall of the centering rod (13) is rotatably connected to the inner wall of the sliding plate (3).
  5. 5. The self-centering metal part clamping device according to claim 1, wherein the inclination adjusting assembly comprises a sliding seat (25), the lower surface of the sliding seat (25) is fixedly connected to the upper surface of the bottom plate (14), the outer wall of the sliding seat (25) is fixedly connected with a motor (15), and the output end of the motor (15) is fixedly connected with a threaded rod.
  6. 6. The self-centering metal part clamping device according to claim 5, wherein the outer wall of the threaded rod is in threaded connection with a sliding table (16), the outer wall of the sliding table (16) is in sliding connection with the inner wall of a sliding seat (25), and a driving rod (17) is fixedly arranged on the upper surface of the sliding table (16).
  7. 7. The self-centering metal part clamping device according to claim 6, wherein the tooth end of the driving rod (17) is connected with a first driving wheel (18) in a meshed mode, the tooth end of the driving rod (17) is connected with a second driving wheel (19) in a meshed mode, the tooth end of the driving rod (17) is connected with a third driving wheel (20) in a meshed mode, lifting rods (21) are fixedly connected to the inner walls of the first driving wheel (18), the second driving wheel (19) and the third driving wheel (20), and the third driving wheel (20) and the first driving wheel (18) are arranged on two opposite sides in a crossed mode.
  8. 8. The self-centering metal part clamping device according to claim 7, wherein an inner wall of the lifting rod (21) is slidably connected with an inner supporting sliding column (22), an outer wall of the inner supporting sliding column (22) is slidably connected with supporting legs (23), the lower surfaces of the supporting legs (23) are fixedly connected to the upper surface of the bottom plate (14), connecting sleeves (24) are detachably arranged at the top ends of the inner supporting sliding column (22), and a plurality of groups of connecting sleeves (24) are distributed in a rectangular array.

Description

Self-centering metal part clamping device Technical Field The utility model relates to the field of metal processing and manufacturing, in particular to a self-centering metal part clamping device. Background Metal parts refer to components made of metallic materials for use in various machines, devices, tools, and products. They play a critical role in industry and manufacturing. The metal parts are widely applied to the fields of automobiles, aviation, electronics, energy sources, buildings and the like, and different metal materials and manufacturing methods can be adopted according to the use requirements, performances, processing technologies and other factors. The self-centering metal part clamping device (or called self-centering clamp) is a tool for clamping metal parts and is widely applied to machining equipment such as lathes, milling machines, grinding machines and the like. The clamping device has the main effects of ensuring the central position and stability of the clamped part in the processing process and preventing the part from shifting or deforming in the processing process, thereby improving the processing precision and efficiency. The traditional metal part clamping device mostly adopts manual or simple mechanical structure to position and clamp, and manual clamping mode not only complex operation, inefficiency, because the difference of manual operation, the precision uniformity of clamping at every turn is difficult to guarantee, leads to the part size deviation after processing great easily moreover, can't satisfy the requirement of high accuracy processing. Disclosure of utility model In order to make up for the defects, the utility model provides a self-centering metal part clamping device, which aims to improve the accuracy consistency of traditional manual clamping, is easy to cause larger dimensional deviation of the machined part and cannot meet the requirement of high-accuracy machining. In order to achieve the above purpose, the present utility model provides the following technical solutions: From centering metal part clamping device, including platform and bottom plate, the lower fixed surface of platform is connected with the pneumatic cylinder, the output fixedly connected with slide of pneumatic cylinder, the outer wall sliding connection of slide is at the inner wall of platform, the upper surface fixedly connected with clamping lever of slide, the clamping lever sets up the multiunit and is transverse arrangement and distributes, the upper surface rotation of slide is connected with the gangbar, the outer wall rotation of gangbar is connected with the synchronizing plate, the inner wall rotation of synchronizing plate is connected at the outer wall of platform, the lower fixed surface of slide is connected with the slider, the inner wall sliding connection of slider has the draw runner, the lower fixed surface of draw runner is connected at the upper surface of platform, the outer wall of slide is provided with supplementary centering subassembly, the upper surface of bottom plate is provided with slope adjusting part. Preferably, the auxiliary centering assembly comprises a limiting sleeve, the outer wall of the limiting sleeve is rotationally connected to the inner wall of the sliding plate, and the inner wall of the limiting sleeve is fixedly connected with an electric push rod. Preferably, the output end of the electric push rod is fixedly connected with a T-shaped rotating block, and the outer wall of the T-shaped rotating block is rotationally connected with the inner wall of the sliding plate. Preferably, the upper side inner wall of T type pivoted piece rotates and is connected with the depression bar, the outer wall of depression bar rotates and is connected with centering rod, centering rod's outer wall rotates and connects the inner wall at the slide. Preferably, the inclination adjusting assembly comprises a sliding seat, the lower surface of the sliding seat is fixedly connected with the upper surface of the bottom plate, the outer wall of the sliding seat is fixedly connected with a motor, and the output end of the motor is fixedly connected with a threaded rod. Preferably, the outer wall threaded connection of threaded rod has the slip table, the outer wall sliding connection of slip table is at the inner wall of sliding seat, the upper surface fixed of slip table is provided with the actuating lever. Preferably, the tooth end of the driving rod is connected with a first driving wheel in a meshing manner, the tooth end of the driving rod is connected with a second driving wheel in a meshing manner, the tooth end of the driving rod is connected with a third driving wheel in a meshing manner, lifting rods are fixedly connected to the inner walls of the first driving wheel, the second driving wheel and the third driving wheel, and the third driving wheel and the first driving wheel are arranged on two opposite sides in a crossed manner. Preferably, the inn