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CN-224223275-U - Clamp for valve seat machining

CN224223275UCN 224223275 UCN224223275 UCN 224223275UCN-224223275-U

Abstract

The utility model discloses a clamp for machining a valve seat machine, and relates to the technical field of valve seat machines. The clamp for machining the valve seat comprises a bottom plate, wherein the bottom plate is fixedly connected with a first support plate, a sliding groove is formed in the bottom plate, a threaded rod is rotatably connected to the inside of the sliding groove, a second support plate is connected to the bottom plate in a sliding mode, the second support plate is in threaded connection with the threaded rod, a driving motor is fixedly connected to one side of the bottom plate, the output end of the driving motor is fixedly connected with the threaded rod, a servo motor is fixedly connected to the first support plate, a drill bit is arranged at one end, away from the servo motor, of the first support plate, and the drill bit is fixedly connected with the output end of the servo motor. The clamp for machining the valve seat is used for gradually furling the connecting rod and the clamping plate, fixing the valve seat, gradually furling the connecting rod and the clamping plate through the limiting groove, so that the clamping plate can be effectively clamped and fixed when facing the valve seat with different sizes, and the adaptability of the device is improved.

Inventors

  • YANG CHUNLEI
  • Lei Kebin
  • CHEN BO

Assignees

  • 重庆雷联汽车部件有限公司

Dates

Publication Date
20260512
Application Date
20250604

Claims (7)

  1. 1. The clamp for machining the valve seat comprises a bottom plate (1) and is characterized in that the bottom plate (1) is fixedly connected with a first support plate (2), a chute (6) is formed in the bottom plate (1), a threaded rod (7) is rotatably connected in the chute (6), a second support plate (8) is slidably connected to the bottom plate (1), and the second support plate (8) is in threaded connection with the threaded rod (7); one side of the bottom plate (1) is fixedly connected with a driving motor (4), and the output end of the driving motor (4) is fixedly connected with a threaded rod (7); A servo motor (3) is fixedly connected to the first supporting plate (2), a drill bit (5) is arranged at one end, far away from the servo motor (3), of the first supporting plate (2), and the drill bit (5) is fixedly connected with the output end of the servo motor (3); The second support plate (8) is provided with a clamping mechanism on the side opposite to the first support plate (2).
  2. 2. A clamp for valve seat machining according to claim 1, wherein the clamping mechanism comprises a connecting disc (9), the connecting disc (9) is fixedly connected to the second supporting plate (8), and a clamping disc (10) is rotatably connected to the connecting disc (9); The clamping disc (10) is provided with a shaft hole, the clamping disc (10) is provided with four clamping grooves (12), and the inner parts of the clamping grooves (12) are all in sliding connection with a clamping plate (11); The inner bottom of the clamping groove (12) is provided with a through groove (13), the inside of the through groove (13) is connected with a connecting rod (14) in a sliding way, and the connecting rod (14) is fixedly connected with the clamping plate (11) respectively; One side of the connecting disc (9) close to the clamping disc (10) is provided with a spiral limiting groove (16), and one end of the connecting rod (14) is slidably connected in the limiting groove (16).
  3. 3. A clamp for valve seat machining according to claim 2, wherein four of said clamping grooves (12) are arranged in a crisscross array.
  4. 4. A clamp for valve seat machining according to claim 3, wherein magnets (15) are mounted on opposite sides of the clamping disk (10) and the connecting disk (9), and the magnets (15) are magnetically attracted to each other.
  5. 5. A clamp for valve seat machining according to claim 4, wherein the end of the connecting rod (14) located inside the limit groove (16) is a sphere.
  6. 6. A clamp for valve seat machining according to claim 5, wherein the bottom of the second support plate (8) is provided with rectangular protrusions which are located inside the slide grooves (6) and are screwed with the threaded rods (7).
  7. 7. A clamp for valve seat machining according to claim 6, wherein the limiting shaft (17) is fixedly connected to the inside of the clamping groove (12), and the clamping plate (11) is slidably connected to the limiting shaft (17).

Description

Clamp for valve seat machining Technical Field The utility model relates to the technical field of valve seat machines, in particular to a clamp for machining a valve seat machine. Background The valve seat is a detachable surface part in the valve and is used for supporting the totally closed position of the valve core and forming a sealing pair, the surface of the valve seat needs to be perforated in the process of machining, and in the process of perforation, a clamp is needed to clamp the valve seat so as to fix the valve seat, thereby facilitating machining and perforation; The patent application number CN201922280699.2 discloses a fixture for valve seat machining, and this scheme is through three spouts that are the divergent setting are seted up to the base terminal surface, every the equal sliding connection of spout has structural component such as installation piece to solve some fixtures and is difficult to confirm the disk seat center, is unfavorable for guaranteeing that mounting groove, oilhole are the problem that sets up with the disk seat is concentric, but this mechanism is when facing the disk seat of different diameters, can't be effectual carry out quick fixed to it, consequently reduced the suitability ability of equipment, and in view of this, proposes a fixture for valve seat machining to solve above-mentioned problem. Disclosure of utility model The utility model aims to at least solve one of the technical problems in the prior art and provide a clamp for valve seat machining, which can solve the problems. The clamp for valve seat machining comprises a bottom plate, wherein the bottom plate is fixedly connected with a first support plate, a chute is formed in the bottom plate, a threaded rod is rotatably connected to the inside of the chute, a second support plate is slidably connected to the bottom plate, and the second support plate is in threaded connection with the threaded rod; One side of the bottom plate is fixedly connected with a driving motor, and the output end of the driving motor is fixedly connected with the threaded rod; A servo motor is fixedly connected to the first supporting plate, a drill bit is arranged at one end, away from the servo motor, of the first supporting plate, and the drill bit is fixedly connected with the output end of the servo motor; The second backup pad is provided with fixture on the side opposite with first backup pad. Preferably, the clamping mechanism comprises a connecting disc, the connecting disc is fixedly connected to the second supporting plate, and the connecting disc is rotationally connected with the clamping disc; The clamping disc is provided with a shaft hole, the clamping disc is provided with four clamping grooves, and the inner parts of the clamping grooves are all in sliding connection with clamping plates; the inner bottom of the clamping groove is provided with a through groove, the inside of the through groove is connected with a connecting rod in a sliding manner, and the connecting rod is fixedly connected with the clamping plate respectively; one side of the connecting disc, which is close to the clamping disc, is provided with a spiral limiting groove, and one end of the connecting rod is slidably connected in the limiting groove. Preferably, four clamping grooves are arranged in a cross-shaped array. Preferably, magnets are arranged on the opposite sides of the clamping disc and the connecting disc, and the magnets are mutually magnetically attracted. Preferably, one end of the connecting rod, which is positioned in the limiting groove, is a sphere. Preferably, the bottom of second backup pad is provided with the rectangle arch, and the rectangle arch is located the inside of spout, and carries out threaded connection with the threaded rod. Preferably, the inside fixedly connected with spacing axle of grip slot, grip block and spacing axle sliding connection. Compared with the prior art, the utility model has the beneficial effects that: (1) This anchor clamps of disk seat machine tooling place the disk seat between four grip blocks, rotate the grip block this moment, along with the rotation of grip block, the connecting rod is in the inside of being heliciform spacing groove gradually towards its centre of a circle department removal, consequently under the restriction of spacing groove for gradually draw in between connecting rod and the grip block, and then fix the disk seat, make connecting rod and grip block gradually draw in through the spacing groove, consequently make the grip block all can effectually carry out the centre of a clamp to it when facing not unidimensional disk seat and fix, consequently improve the suitability performance of the device. (2) The clamp for machining the valve seat is provided with the magnets, so that after the clamping disc rotates to a specified position, the clamping disc can be fixed by mutual magnetic attraction between the magnets, and further, the position of the clamping