CN-224209317-U - Automatic surfacing welding special machine for repairing inner wall and outer wall of hydraulic prop

Abstract

The utility model discloses an automatic surfacing special machine for repairing the inner wall and the outer wall of a hydraulic prop, which comprises a base, wherein an electric control cabinet is fixedly arranged on the upper end surface of the base, the automatic surfacing special machine for repairing the inner wall and the outer wall of the hydraulic prop is characterized in that a sleeve pipe is clamped into a connecting pipe, a bolt penetrates through the connecting pipe and the sleeve pipe, a screw nut is screwed and connected with the bolt by rotating a tightening nut, a dust suction pipe is convenient to fixedly install, the dust suction pipe can be started to enable the dust suction pipe to suck harmful smoke dust generated by welding a hydraulic prop of a welding head, an operator is prevented from sucking the smoke dust to harm health, the dust suction pipe can filter and discharge the harmful smoke dust through a filter box after sucking the harmful smoke dust from the dust suction pipe, the environment can be polluted by the harmful smoke dust can be reduced, the gasket is driven to press a fixing block on a welding mechanism by rotating the tightening screw outside an opening clamping sleeve screw, a protective cover is convenient to fixedly install, and the design of the protective cover can shield strong light and splashed sparks generated by the welding hydraulic prop of the welding head, so that the operator is prevented from being hurt by the operator.

Inventors

• WAN PENG
• LI KE
• PANG ZENGMING

Assignees

• 山东信为先自动化设备有限公司

Dates

Publication Date

20260508

Application Date

20250425

Claims (7)

1. 1. The automatic surfacing special machine for repairing the inner wall and the outer wall of the hydraulic prop comprises a base (1), wherein an electric control cabinet (11) is fixedly arranged on the upper end face of the base (1), a dust collector (12) is arranged at the upper end of the electric control cabinet (11), a filter box (13) is arranged on one side of the dust collector (12), a connecting pipe (14) is fixedly connected to the other side of the dust collector (12), a bolt (15) is sleeved in the connecting pipe (14), a nut (16) is connected to one end of the bolt (15) through a thread, a sleeve (17) is sleeved in the connecting pipe (14), a dust suction pipe (18) is fixedly welded to one end of the sleeve (17), a frame (2) is arranged on the upper end face of the base (1), a welding mechanism (21) is connected to the upper end of the frame (2), a fixing block (22) is tightly adhered to the side face of the welding mechanism (21), an opening (23) is formed in the inner side of the fixing block (22), a screw (24) is sleeved in the inner side of the opening (23), a gasket (24) is sleeved in the outer side of the screw (24), and a gasket (25) is fixedly connected to the lower end of the protective cover (25).
2. 2. The automatic surfacing welding special machine for repairing the inner wall and the outer wall of the hydraulic prop according to claim 1 is characterized in that one end of the connecting pipe (14) is tightly adhered with a dust suction pipe (18), and the outer side of the bolt (15) is sleeved with a sleeve (17).
3. 3. The automatic surfacing welding special machine for repairing the inner wall and the outer wall of the hydraulic prop is characterized in that one side of the connecting pipe (14) is tightly attached to the nut (16), a clamping mechanism (19) is fixedly arranged on the upper end face of the base (1), the hydraulic prop (110) is clamped by the clamping mechanism (19), and the hydraulic prop (110) is clamped by the electrical control cabinet (11).
4. 4. The automatic surfacing welding special machine for repairing the inner wall and the outer wall of the hydraulic prop according to claim 1, wherein the lower end of the dust suction pipe (18) is aligned to a welding position, a supporting structure (111) is arranged on the upper end face of the base (1), and the upper end of the supporting structure (111) is tightly attached to the hydraulic prop (110).
5. 5. The automatic surfacing welding special machine for repairing the inner wall and the outer wall of the hydraulic prop according to claim 1, wherein one end of the screw (24) is connected with the welding mechanism (21) through threads, and the screw (24) is sleeved in the fixing block (22).
6. 6. The automatic surfacing welding special machine for repairing the inner wall and the outer wall of the hydraulic prop according to claim 1, wherein the lower end of the protective cover (26) is covered with a welding position, and the welding mechanism (21) is provided with a welding head (27).
7. 7. The automatic surfacing welding special machine for repairing the inner wall and the outer wall of the hydraulic prop according to claim 1, wherein a protective cover (26) is tightly attached to the lower end of the welding mechanism (21), and a gasket (25) is tightly attached to the surface of the fixed block (22).

Description

Automatic surfacing welding special machine for repairing inner wall and outer wall of hydraulic prop Technical Field The utility model relates to the technical field of hydraulic prop surfacing devices, in particular to an automatic surfacing special machine for repairing inner and outer walls of hydraulic props. Background The hydraulic prop plunger and the outer surface of the middle cylinder for the coal mine use adopts an electro-chrome plating process to solve the corrosion and wear resistance requirements in the prior art, but the electro-chrome plating process causes serious pollution, is limited by national environmental protection, has thin electro-chrome plating layers and unsatisfactory corrosion resistance, and can repair the outer surfaces of the waste prop plunger and the middle cylinder by reducing the production cost of enterprises in order to prolong the service life of the outer surfaces of the prop plunger and the middle cylinder, and the laser cladding process is adopted at present, so that the process can meet the repair requirements, but has large initial investment and higher production and operation cost. At present, the existing utility model utilizes high-power plasma arc to melt alloy powder, adopts a plasma surfacing process to replace a high-pollution chromium electroplating process, has the advantages of less investment, low running cost, simple and convenient operation, wide surfacing material range and the like compared with laser cladding, has great application potential in the field of coal machine remanufacturing, and effectively solves the problem of repairing the outer surfaces of waste pillar plungers and middle cylinders by the most economical means. The hydraulic prop roll surface plasma surfacing machine is characterized by comprising a plasma welding gun, a workpiece rotary table case, an X-axis transverse moving device, a Y-axis longitudinal moving device, a Z-axis lifting moving device, a powder feeder, a swinging device, a frame cross beam, a frame double-upright post, an equipment base, a movable tail seat, a shading screen, an electrical control cabinet and a power supply integrated cabinet, wherein the electrical control cabinet, the power supply integrated cabinet, the frame cross beam, the frame double-upright post and the workpiece rotary table case are arranged on the equipment base, the equipment base is provided with a track, the movable tail seat is arranged on the equipment base track, the X-axis transverse moving device is arranged above the frame cross beam, the Y-axis longitudinal moving device is fixedly arranged on a Y-axis supporting plate arranged on the X-axis transverse moving device, and the Y-axis longitudinal moving device is driven through meshing of a gear and a rack on the side of the Y-axis longitudinal column arranged by the Z-axis lifting moving device. However, such a hydraulic prop roll surface plasma surface welding machine is easy for an operator to inhale harmful smoke dust generated by welding hydraulic props, and is harmful to health, and intense light and splashed sparks generated by welding hydraulic props are easy to injure the operator. As is clear from the above-described prior art, the operator easily sucks in the harmful smoke dust generated by the welding hydraulic prop, and the operator is harmed by the strong light and the splashed sparks generated by the welding hydraulic prop, and thus, the improvement of the prior art is required. Disclosure of utility model The utility model aims to provide an automatic surfacing special machine for repairing the inner wall and the outer wall of a hydraulic prop, so as to solve the problems that an operator easily sucks harmful smoke dust generated by welding the hydraulic prop and damages health, and strong light and splashed sparks generated by welding the hydraulic prop easily damage the operator. The automatic build-up welding special machine for repairing the inner wall and the outer wall of the hydraulic prop comprises a base, wherein an electric control cabinet is fixedly arranged on the upper end face of the base, a dust collector is arranged at the upper end of the electric control cabinet, a filter box is arranged on one side of the dust collector, a connecting pipe is fixedly connected to the other side of the dust collector, a bolt is sleeved in the connecting pipe, one end of the bolt is connected with a nut through threads, a sleeve is sleeved in the connecting pipe, a dust collection pipe is fixedly welded at one end of the sleeve, a frame is arranged on the upper end face of the base, a welding mechanism is connected to the upper end of the frame, a fixing block is tightly stuck to the side face of the welding mechanism, an opening is arranged in the fixing block, a screw is sleeved in the opening, a gasket is sleeved on the outer side of the screw, and a protective cover is fixedly connected to the lower end of the fixing block. Preferably, one end of the connect