CN-121988940-A - Light-weight steel-aluminum hybrid container frame welding equipment and use method

CN121988940ACN 121988940 ACN121988940 ACN 121988940ACN-121988940-A

Abstract

The invention discloses a welding device for a lightweight steel-aluminum hybrid container frame, which relates to the technical field of container frame welding and comprises a chassis, wherein a support is vertically and fixedly arranged at the center of a support surface of the chassis, a welding table is arranged on the support surface of the support in a rotating manner, four corners of the welding table are vertically cut off along the diagonal direction, and the horizontal section of the welding table is in an isosceles trapezoid shape.

Inventors

CAI LIANGMING
WANG WENHUA
LAN JUN

Assignees

浙江集祥集装箱有限公司

Dates

Publication Date: 20260508
Application Date: 20260327

Claims (10)

1. A lightweight steel aluminum hybrid container frame welding apparatus, comprising: The chassis is vertically and fixedly provided with a bracket at the center of a supporting surface, and the supporting surface of the bracket is rotationally provided with a welding table, wherein four corners of the welding table are vertically cut off along the diagonal direction, and the horizontal section of the welding table is in an isosceles trapezoid shape; The fixing pieces are arranged on the supporting surface of the welding table and symmetrically distributed on two sides of a diagonal line of the supporting surface of the welding table, a frame end is arranged between the fixing pieces, and four corners of the frame end protrude out of the welding table; The welding piece is arranged on the rotating path of the frame end along the radius direction of the chassis; A grinding member comprising: The first vertical plate is vertically fixed on the supporting surface of the chassis; the first mounting plates are sequentially and vertically fixed on one side of the vertical plate facing the frame end; The two arc-shaped elastic pieces are fixed on one opposite side of the two mounting plates, the other end is a free end, a horn-shaped grinding groove is formed between the opposite sides of the two arc-shaped elastic pieces, the grinding groove is arranged on the movement path of four corners of the frame end, and the larger port faces the rotation direction of the frame end; one end of each telescopic air bag is fixed on one opposite side of each mounting plate, the telescopic ends of the telescopic air bags are fixed on one opposite side of each arc-shaped elastic piece, and a nozzle is arranged on the inner wall, close to the larger port, of each polishing groove; The driving source is arranged in the bracket, and the output end of the driving source is fixed at the center of the welding table to drive the welding table to horizontally rotate.
2. The welding equipment for the lightweight steel-aluminum hybrid container frame according to claim 1, wherein the welding piece comprises: The second vertical plate is vertically fixed on the chassis, a servo motor is arranged at the top end of the second vertical plate, a vertical groove is formed in the side wall of the second vertical plate, a bidirectional screw rod is vertically installed in the vertical groove in a rotating mode, the upper end of the bidirectional screw rod is fixed to the output end of the servo motor, two limiting blocks are symmetrically connected with each other in a threaded mode on the bidirectional screw rod, the second mounting plate is fixedly installed on the two limiting blocks along the radius direction of the chassis, two opposite ends of the second mounting plate are provided with welding machines, two opposite ends of the welding machines are provided with welding heads, welding spaces are formed between the welding heads, and the welding spaces are located on rotating paths of four corners of the frame end.
3. The welding equipment for the light-weight steel-aluminum hybrid container frame is characterized in that the fixing piece comprises an installation seat vertically fixed on a supporting surface of a welding table, an adjusting screw horizontally penetrating through the installation seat and a clamping block rotatably arranged at one end, close to the end of the frame, of the adjusting screw, the clamping block is slidably arranged on the supporting surface of the welding table, the adjusting screw is in threaded fit with the installation seat, and an arc clamping groove matched with the outline of the end of the frame is formed in one side, far away from the adjusting screw, of the clamping block.
4. The welding equipment for the lightweight steel-aluminum hybrid container frame, as set forth in claim 3, wherein the inner wall of the arc-shaped elastic member is fixedly attached with a polishing layer, and the welding part of the frame end is polished.
5. The welding equipment for the lightweight steel-aluminum hybrid container frame of claim 4, wherein a filter screen is arranged in the nozzle.
6. The welding equipment for the lightweight steel-aluminum hybrid container frame, as set forth in claim 5, wherein the driving source comprises a servo motor fixed in the bracket, a driving gear fixed at an output end of the servo motor, and a driven gear fixed at a lower end face of the welding table, the driving gear and the driven gear are in meshed transmission, and the servo motor is electrically connected with a speed regulation controller.
7. The welding equipment for the lightweight steel-aluminum hybrid container frame of claim 6, further comprising a waste collection assembly, wherein the waste collection assembly comprises a collection box fixed on a supporting surface of the chassis and a guide hopper fixed at the top end of the collection box, the guide hopper is positioned under the grinding groove, and an openable cleaning door is arranged on one side of the collection box.
8. The method of using a lightweight steel aluminum hybrid container frame welding apparatus as recited in claim 1, comprising the steps of: s1, assembling a frame end, placing four rectangular pipes forming the frame end on a welding table for alignment, and fixing the frame end through a fixing piece; S2, welding a frame end, wherein a driving source drives a welding table to rotate anticlockwise, the welding table drives a frame end 7 to rotate, four corners of the frame end sequentially pass through welding pieces, two symmetrically arranged welding machines and welding heads can weld welding seams on the upper side and the lower side of a corner of the frame; S3, polishing the frame end, entering from the larger opening end of the horn-shaped polishing groove when passing through the polishing piece, forming friction with the polishing groove, and polishing the welding positions on the upper side and the lower side of the corner of the frame end by the polishing groove; And S4, cooling the frame end, extruding the upper side and the lower side of the grinding groove by the frame end, namely extruding the arc-shaped elastic pieces on the upper side and the lower side, extruding the telescopic air bag by the arc-shaped elastic pieces, increasing the internal pressure of the telescopic air bag, spraying out air in the telescopic air bag through the nozzle, and cooling the welding part passing through the surface of the frame end.
9. The method of claim 8, wherein the air sprayed in the step S4 forms a thrust force toward the outside for the slag deposited in the grinding groove.
10. The method of claim 8, wherein the arc elastic member and the telescopic airbag are reset after the corners of the frame end are separated in the step S4, and a horn-shaped grinding groove is formed again, so that the residual welding slag in the grinding groove slides out along the inclined surface of the grinding groove.

Description

Light-weight steel-aluminum hybrid container frame welding equipment and use method Technical Field The invention relates to the technical field of container frame welding, in particular to a lightweight steel-aluminum hybrid container frame welding device and a using method thereof. Background The container is used as a core carrier of the global logistics system, and the manufacturing quality of the container directly influences the transportation safety and the service life. In order to meet the requirements of energy conservation and emission reduction, light weight has become an important development direction of container manufacturing, wherein a frame structure designed by mixing steel and aluminum alloy is adopted, strength and weight can be effectively considered, the application is increasingly wide, and welding and post-welding treatment of the end parts (particularly four corners) of the frame are key procedures in the manufacturing process of the mixed frame. Among the prior art, application number CN202511167248.1 discloses a frame construction welding frock, through setting up a plurality of equilateral triangle structure locating rack and strengthening mechanism, realized that frame construction welding frock when equilateral triangle frame welding, can carry out the accurate positioning according to the geometry of frame, ensure the edge of every frame and all dock accurately, because equilateral triangle frame construction symmetry is stronger, this design can effectively avoid the frame dislocation, the position of each welding seam is unanimous when guaranteeing the welding, reduce the phenomenon of staggering and wrong limit, but after the frame is fixed, follow-up welding only conveniently welds the upside of frame tip, the welding downside needs to overturn the frame, not only waste time and energy, still increased the risk of frame sharp-pointed tip fish tail arm. Therefore, the application provides a light-weight steel-aluminum hybrid container frame welding device and a using method thereof. Disclosure of Invention Aiming at the defects existing in the prior art, the invention provides a light-weight steel-aluminum hybrid container frame welding device and a using method thereof. In order to achieve the above object, the technical scheme of the present invention is as follows: A lightweight steel aluminum hybrid container frame welding apparatus comprising: The chassis is vertically and fixedly provided with a bracket at the center of a supporting surface, and the supporting surface of the bracket is rotationally provided with a welding table, wherein four corners of the welding table are vertically cut off along the diagonal direction, and the horizontal section of the welding table is in an isosceles trapezoid shape; The fixing pieces are arranged on the supporting surface of the welding table and symmetrically distributed on two sides of a diagonal line of the supporting surface of the welding table, a frame end is arranged between the fixing pieces, and four corners of the frame end protrude out of the welding table; The welding piece is arranged on the rotating path of the frame end along the radius direction of the chassis; A grinding member comprising: The first vertical plate is vertically fixed on the supporting surface of the chassis; the first mounting plates are sequentially and vertically fixed on one side of the vertical plate facing the frame end; The two arc-shaped elastic pieces are fixed on one opposite side of the two mounting plates, the other end is a free end, a horn-shaped grinding groove is formed between the opposite sides of the two arc-shaped elastic pieces, the grinding groove is arranged on the movement path of four corners of the frame end, and the larger port faces the rotation direction of the frame end; one end of each telescopic air bag is fixed on one opposite side of each mounting plate, the telescopic ends of the telescopic air bags are fixed on one opposite side of each arc-shaped elastic piece, and a nozzle is arranged on the inner wall, close to the larger port, of each polishing groove; The driving source is arranged in the bracket, and the output end of the driving source is fixed at the center of the welding table to drive the welding table to horizontally rotate. Preferably, the welding member includes: The second vertical plate is vertically fixed on the chassis, a servo motor is arranged at the top end of the second vertical plate, a vertical groove is formed in the side wall of the second vertical plate, a bidirectional screw rod is vertically installed in the vertical groove in a rotating mode, the upper end of the bidirectional screw rod is fixed to the output end of the servo motor, two limiting blocks are symmetrically connected with each other in a threaded mode on the bidirectional screw rod, the second mounting plate is fixedly installed on the two limiting blocks along the radius direction of the chassis, two opposite ends of t