CN-121988962-A - Adjustable shot blasting sand blasting hopper welding fixing device

CN121988962ACN 121988962 ACN121988962 ACN 121988962ACN-121988962-A

Abstract

The application discloses an adjustable shot blasting hopper welding and fixing device, which belongs to the field of fixing devices and comprises a workbench, wherein a supporting leg is fixedly connected to the bottom of the workbench, a rotating shaft is rotatably connected to the bottom of the workbench, a disc and a gear are fixedly sleeved on the outer wall of the rotating shaft, and an arc track groove is formed in the outer wall of the disc. According to the application, the toothed plate is driven by the electric telescopic rod to be matched with the gear, the disc and the arc track groove are driven to move, the automatic centering and clamping of the positioning block to the bottom of the hopper are realized, after the bottom positioning is finished, the lifting cylinder and the circular plate are driven to move downwards by the linkage action of the toothed plate compression spring, the spiral groove on the connecting rod B is matched with the guide shaft in the rotating cylinder, the limiting block is driven to rotate to avoid and then the elastic compression is realized, so that the hopper is fixed up and down in a bidirectional manner, the shot blasting hopper with different diameters can be positioned in a self-adaptive and accurate manner, and the horizontal deviation and vertical shaking of the hopper in the welding process are effectively avoided.

Inventors

SUN SHOUWEI
PAN FENG
WU JIE

Assignees

常州迈尔威机械设备有限公司

Dates

Publication Date: 20260508
Application Date: 20260401

Claims (9)

1. The utility model provides a shot-blasting sand-blasting hopper welded fastening device with adjustable, includes the workstation, its characterized in that, the bottom of workstation fixedly connected with supporting leg; The bottom of workstation is rotated and is connected with the pivot, the outer wall fixed cover of pivot is equipped with disc and gear, arc track groove has been seted up to the outer wall of disc, the inner wall sliding connection in arc track groove has slide shaft A, slide shaft A's bottom fixedly connected with connecting rod A, connecting rod A's the other end fixedly connected with slider A, slider A's top fixedly connected with locating piece, workstation's bottom fixedly connected with installation piece, the inboard fixedly connected with electric telescopic handle of installation piece, electric telescopic handle's output fixedly connected with rectangle box, rectangle box's inner wall sliding connection has the pinion rack, pinion rack and gear engagement, pinion rack's downside articulates there is connecting rod A, connecting rod A's the other end articulates there is a lift section of thick bamboo, rectangle box's bottom fixedly connected with dead lever, lift section of thick bamboo sliding sleeve sets up the outer wall at the dead lever, lift section of thick bamboo's bottom fixedly connected with slider B, slider B's bottom is provided with circular plate, the upper end fixedly connected with 匚 shape frame, 匚 is used for carrying out the spacing piece to the inside of side of carrying out on the side of the frame.
2. The adjustable shot-blasting hopper welding fixture of claim 1, wherein the limiting piece comprises a mounting plate, a connecting rod B, a rotary drum, a limiting block, a spiral groove and a guide shaft, wherein the mounting plate is fixedly connected to the outer wall of the workbench, the connecting rod B is fixedly connected to the outer wall of the circular plate, the upper end of the connecting rod B penetrates through the mounting plate in a sliding manner, the rotary drum rotates to penetrate through the top of the mounting plate, the limiting block is fixedly connected to the top of the rotary drum, the spiral groove is formed in the outer wall of the connecting rod B, the guide shaft is fixedly connected to the inner wall of the rotary drum, and the guide shaft is slidingly connected to the inner wall of the spiral groove.
3. The adjustable shot-blasting hopper welding and fixing device according to claim 2, wherein the limiting piece further comprises a sleeve ring and a spring A, the sleeve ring is rotatably sleeved on the outer wall of the rotary drum through a bearing, the spring A is fixedly connected to the bottom of the sleeve ring, and the bottom of the spring A is fixedly connected with the mounting plate.
4. The welding and fixing device for the adjustable shot blasting hopper of claim 3, wherein a spring B is fixedly connected to the inner wall of the rectangular box, and the spring B is fixedly connected with one end of the toothed plate, which is positioned in the rectangular box.
5. The adjustable shot-blasting hopper welding and fixing device is characterized in that an anti-toppling component is assembled on the inner side of a workbench and comprises a mounting groove and a movable plate, the mounting groove is formed in the workbench, the middle of the movable plate is rotationally connected in the mounting groove through a pin shaft, a sliding shaft B is rotationally connected to the outer wall of the bottom end of the movable plate, a fixing block is fixedly connected to the upper end of the circular plate, a sliding groove B is formed in the inner side of the fixing block, the sliding shaft B is in sliding connection with the inner side of the sliding groove B, a sliding rod penetrates through the upper end of the movable plate in a sliding mode, a 匚 -shaped seat A is fixedly connected to the inner side end of the sliding rod, a mounting shaft A is rotationally connected to the inner wall of the 匚 -shaped seat A, a connecting block A is fixedly sleeved on the outer wall of the mounting shaft A, and a supporting block is fixedly connected to the inner side of the connecting block A.
6. The welding and fixing device for the adjustable shot blasting hopper of claim 5, wherein a spring C is fixedly connected to the inner side of the movable plate, and the other end of the spring C is fixedly connected with a 匚 -shaped seat A.
7. The welding and fixing device for the adjustable shot blasting hopper of claim 6, wherein a torsion spring A is movably sleeved on the outer wall of the installation shaft A, and two ends of the torsion spring A are fixedly connected with the connecting block A and the inner wall of the 匚 -shaped seat A respectively.
8. The adjustable shot-blasting hopper welding fixture of claim 7, wherein the upper end of the workbench is provided with a splash-proof assembly, the splash-proof assembly comprises a 匚 -shaped seat B, the inner side of the 匚 -shaped seat B is rotationally connected with a mounting shaft B, the outer wall of the mounting shaft B is fixedly sleeved with a connecting block B, the upper end of the connecting block B is fixedly connected with a protection plate, the inner side of the movable plate is fixedly connected with a connecting plate, and one end of the connecting plate, which is far away from the movable plate, is provided with a roller.
9. The welding and fixing device for the adjustable shot blasting hopper of claim 8, wherein a torsion spring B is movably sleeved on the outer wall of the installation shaft B, and two ends of the torsion spring B are fixedly connected with the inner wall of the 匚 -shaped seat B and the connecting block B respectively.

Description

Adjustable shot blasting sand blasting hopper welding fixing device Technical Field The invention belongs to the field of fixing devices, and particularly relates to an adjustable shot blasting sand blasting hopper welding fixing device. Background In the process of welding the sand blasting hopper, the shape of the hopper is an irregular conical or arc structure, so that the traditional fixing device is difficult to adapt to hoppers with different specifications, the fixing stability is poor, position deviation is easy to occur during welding, the consistency and welding quality of a welding line are affected, meanwhile, metal splashes generated during welding operation lack effective protective measures, surrounding equipment is easy to damage, and potential safety hazards are possibly caused to operators. An adjustable shot blasting and sand blasting hopper welding fixing device is disclosed in Chinese patent publication No. CN116673659B, and comprises a hopper assembly and a welding gun support mechanism, wherein the hopper assembly comprises a hopper cylindrical part and a hopper conical part, and further comprises a two-stage magnetic adsorption mechanism and a flexible guide assembly. The magnetic attraction type device can remain residual magnetism on the surface of the hopper, so that steel shots are adsorbed in the subsequent shot blasting and sand blasting process, the sand blasting uniformity is affected, and the stability of welding arcs can be disturbed. Disclosure of Invention Aiming at the defects of the prior art, the invention provides an adjustable shot blasting sand blasting hopper welding fixing device, which solves the problems in the prior art. In order to achieve the above purpose, the invention provides an adjustable shot blasting sand blasting hopper welding and fixing device, which comprises a workbench, wherein the bottom of the workbench is fixedly connected with supporting legs; The bottom of workstation is rotated and is connected with the pivot, the outer wall fixed cover of pivot is equipped with disc and gear, arc track groove has been seted up to the outer wall of disc, the inner wall sliding connection in arc track groove has slide shaft A, slide shaft A's bottom fixedly connected with connecting rod A, connecting rod A's the other end fixedly connected with slider A, slider A's top fixedly connected with locating piece, workstation's bottom fixedly connected with installation piece, the inboard fixedly connected with electric telescopic handle of installation piece, electric telescopic handle's output fixedly connected with rectangle box, rectangle box's inner wall sliding connection has the pinion rack, pinion rack and gear engagement, pinion rack's downside articulates there is connecting rod A, connecting rod A's the other end articulates there is a lift section of thick bamboo, rectangle box's bottom fixedly connected with dead lever, lift section of thick bamboo sliding sleeve sets up the outer wall at the dead lever, lift section of thick bamboo's bottom fixedly connected with slider B, slider B's bottom is provided with circular plate, the upper end fixedly connected with 匚 shape frame, 匚 is used for carrying out the spacing piece to the inside of side of carrying out on the side of the frame. Preferably, the locating part includes mounting panel, connecting rod B, rotary drum, stopper, helicla flute, guide axle, mounting panel fixed connection is at the outer wall of workstation, connecting rod B fixed connection runs through the mounting panel at the outer wall of circular plate and connecting rod B's upper end slip, the rotary drum rotates and runs through in the top of mounting panel, stopper fixed connection is at the top of rotary drum, the helicla flute is seted up at connecting rod B's outer wall, guide axle fixed connection is at the inner wall of rotary drum, guide axle sliding connection is at the inner wall of helicla flute. Preferably, the limiting part further comprises a lantern ring and a spring A, the lantern ring is rotatably sleeved on the outer wall of the rotary drum through a bearing, the spring A is fixedly connected to the bottom of the lantern ring, and the bottom of the spring A is fixedly connected with the mounting plate. Preferably, the inner wall of the rectangular box is fixedly connected with a spring B, and the spring B is fixedly connected with one end of the toothed plate, which is positioned in the rectangular box. Preferably, the inboard of workstation is equipped with prevents empting the subassembly, prevent empting the subassembly and include mounting groove, fly leaf, the inside at the workstation is seted up to the mounting groove, the middle part of fly leaf is rotated through the round pin axle and is connected in the inside of mounting groove, the bottom outer wall rotation of fly leaf is connected with slide shaft B, the upper end fixedly connected with fixed block of circular plate, spout B has been seted up to the in