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CN-224223618-U - Shot blasting device for automobile brake bracket production

CN224223618UCN 224223618 UCN224223618 UCN 224223618UCN-224223618-U

Abstract

The utility model discloses a shot blasting device for producing an automobile brake bracket, which comprises a shot blasting machine main body, wherein two sides of the upper end surface of the shot blasting machine main body are fixedly provided with a shot blasting machine housing, the front end surface of a first shot blasting machine housing and the rear end surface of a second shot blasting machine housing from left to right are fixedly provided with a stepping motor, and an output shaft of the stepping motor is connected with a square rotating shaft through a coupling. According to the impeller disclosed by the utility model, the whole impeller is fixed by the sealing plate, when the impeller needs to be replaced, the fixing of the sealing plate can be released only by pushing the metal ring positioned on the outer surface of the sealing plate inwards, and after the fixing of the sealing plate is released, the impeller can be replaced by directly taking down the sealing plate.

Inventors

  • LIN ZIBIN
  • WANG CHUNYANG

Assignees

  • 含山县大力精密机械有限公司

Dates

Publication Date
20260512
Application Date
20250606

Claims (6)

  1. 1. The shot blasting device for the production of the automobile brake bracket comprises a shot blasting machine main body (1) and is characterized in that two sides of the upper end face of the shot blasting machine main body (1) are fixedly provided with a shot blasting machine housing (2), the front end face of the shot blasting machine housing (2) and the rear end face of the shot blasting machine housing (2) from left to right are fixedly provided with a stepping motor (3), an output shaft of the stepping motor (3) is connected with a square rotating shaft (4) through a coupler, the outer side of the square rotating shaft (4) is provided with an impeller (5) positioned in the shot blasting machine housing (2), the face, facing the nearest stepping motor (3), of the impeller (5) is provided with a square slot (6), and the square rotating shaft (4) is inserted into the square slot (6); The shot blasting machine comprises a shot blasting machine housing (2) and a second shot blasting machine housing (2), wherein the rear end face of the shot blasting machine housing (2) and the front end face of the second shot blasting machine housing (2) are respectively provided with a circular groove (10), the inside of the circular groove (10) is provided with a sealing plate (8), both sides of the inside of the sealing plate (8) are respectively provided with a fixing groove (20), one side of the inner wall of the fixing groove (20) is provided with a fixing through hole (19) extending to the outer side of the sealing plate (8), the inside of the fixing through hole (19) is provided with a fixing head (11) fixed on the inner wall of the circular groove (10), the inside of the fixing head (11) is provided with a spring groove (12), the inside of the spring groove (12) is provided with a spring (13), and the upper end and the lower end of the spring (13) are respectively connected with a rectangular fixing block (14), and the rectangular fixing block (14) is clamped into the inside of the fixing groove (20). One side of two fixed slots (20) positioned in the same sealing plate (8) is provided with a metal ring (17) which is positioned on the outer surface of the sealing plate (8) and is connected with the sealing plate (8) in a sliding way, the surfaces of the metal ring (17) facing the two fixed heads (11) are fixedly provided with a disassembling sleeve (16), the two disassembling sleeve (16) are respectively sleeved on the outer surfaces of the two fixed heads (11), and the surfaces of the rectangular fixed blocks (14) facing the disassembling sleeve (16) are inclined surfaces (15).
  2. 2. The blasting device for producing the automobile brake support according to claim 1, wherein the cross section of the inner wall of the square slot (6) is square, the outer surface of the square rotating shaft (4) is attached to the inner wall of the square slot (6), and the square rotating shaft (4) is connected with the square slot (6) in a sliding mode.
  3. 3. The shot blasting device for producing the automobile brake bracket according to claim 1, wherein two sides of the front end face of the first metal ring (17) and two sides of the rear end face of the second metal ring (17) from left to right are respectively connected with a return spring (18), and the other end of the return spring (18) is connected with the sealing plate (8).
  4. 4. The shot blasting device for producing the automobile brake bracket according to claim 3, wherein an anti-drop rod which transversely and movably penetrates through the metal ring (17) is arranged on the inner side of the return spring (18), an anti-drop sleeve is fixedly sleeved on one side of the outer surface of the anti-drop rod, and the surface of the anti-drop sleeve facing the metal ring (17) is attached to the metal ring (17).
  5. 5. The shot blasting device for producing the automobile brake bracket according to claim 1, wherein an L-shaped fixing rod is fixedly arranged on the upper end face and the lower end face of the stepping motor (3), and the face, facing the shot blasting machine housing (2), of the L-shaped fixing rod is fixed with the shot blasting machine housing (2).
  6. 6. The shot blasting device for producing the automobile brake bracket according to claim 1, wherein a supporting rotating shaft (9) is arranged at the middle position of the surface of the sealing plate (8) facing the nearest impeller (5) through a roller bearing, a supporting opening (7) positioned at the outer surface of the impeller (5) is arranged at the outer side of the supporting rotating shaft (9), and the outer surface of the supporting rotating shaft (9) is attached to the inner wall of the supporting opening (7); Two sides of the outer surface of the impeller (5) are respectively provided with a roller bearing circular ring through roller bearings, and the two roller bearing circular rings are respectively attached to the inner wall of the shot blasting machine housing (2) and the sealing plate (8).

Description

Shot blasting device for automobile brake bracket production Technical Field The utility model relates to the technical field of shot blasting, in particular to a shot blasting device for producing an automobile brake bracket. Background The automobile brake bracket is an important component part in an automobile brake system, and has the main functions of supporting a brake caliper and a brake disc, ensuring that the brake system can normally operate and exerting the optimal braking effect; In order to improve the quality of the automobile brake support and eliminate burrs on the outer surface of the automobile brake support, a grinding wheel polishing device or a shot blasting device and other polishing and polishing equipment is required to be used in the production process to remove oxide skin and burrs generated in the casting or processing process, so that the surface smoothness and quality of the automobile brake support are improved, and the shot blasting device for polishing and polishing the automobile brake support can be called as a shot blasting device for producing the automobile brake support. When the shot blasting device is used, the impeller rotating at a high speed is required to accelerate and throw out the shot, so that the shot is impacted on the surface of the automobile brake bracket at a high speed, and the purposes of cleaning, rust removal, deburring and the like are realized, but the shot can generate strong impact force on the impeller in the process of being accelerated and thrown out by the impeller, the impact force can deform the metal tissue on the surface of the impeller, meanwhile, the repeated impact of the shot can gradually erode the oxide layer protection film on the surface of the impeller, so that the impeller substrate is exposed and further accelerated and worn, and therefore, compared with other structures on the shot blasting device, the impeller has higher wear speed and needs to be replaced at regular time, but the impeller is hermetically arranged in the impeller housing, and the whole dismounting process is complex, so that the existing requirement is not met, and the shot blasting device for producing the automobile brake bracket is provided. Disclosure of utility model The utility model aims to provide a shot blasting device for producing an automobile brake bracket, which is used for solving the problems that when the shot blasting device is used in the background art, a high-speed rotating impeller is required to accelerate and throw out a shot so as to enable the shot to strike the surface of the automobile brake bracket at a higher speed, and therefore the purposes of cleaning, rust removal, deburring and the like are achieved, but the shot can generate strong impact force on the impeller in the process of being accelerated and thrown out by the impeller, the impact force can deform a metal tissue on the surface of the impeller, and meanwhile, the repeated impact of the shot can gradually erode an oxide layer protection film on the surface of the impeller, so that an impeller substrate is exposed, the impeller is further accelerated to be worn, and compared with other structures on the shot blasting device, the impeller is faster in wearing speed and needs to be replaced at fixed time, but the impeller is hermetically arranged in the shell of a shot blasting device, and the whole dismounting process is complex in operation. The shot blasting device for producing the automobile brake bracket comprises a shot blasting machine main body, wherein two sides of the upper end face of the shot blasting machine main body are fixedly provided with shot blasting machine housings, the front end face of a first shot blasting machine housing and the rear end face of a second shot blasting machine housing from left to right are fixedly provided with a stepping motor, an output shaft of the stepping motor is connected with a square rotating shaft through a coupling, the outer side of the square rotating shaft is provided with an impeller positioned in the shot blasting machine housing, the face of the impeller facing the nearest stepping motor is provided with a square slot, and the square rotating shaft is inserted into the square slot; The rear end face of the shot blasting machine housing and the front end face of the second shot blasting machine housing are respectively provided with a circular groove from left to right, the inside of the circular grooves is provided with a sealing plate, both sides of the inside of the sealing plate are respectively provided with a fixing groove, one side of the inner wall of each fixing groove is provided with a fixing through hole extending to the outer side of the sealing plate, the inside of each fixing through hole is provided with a fixing head fixed on the inner wall of each circular groove, the inside of each fixing head is provided with a spring groove, the inside of each spring groove is provided with a spring, the uppe