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CN-119839418-B - Automatic welding equipment for new energy charging pile shell

CN119839418BCN 119839418 BCN119839418 BCN 119839418BCN-119839418-B

Abstract

The invention discloses automatic welding equipment for a new energy charging pile shell, which relates to the technical field of welding equipment and comprises a control module, a processing fixing module, an image recognition module, a welding positioning module and a processing welding module, wherein the processing fixing module is controlled by the control module, the shell to be welded can be fixed by the processing fixing module, a processing track line and a point on the fixed shell can be recognized and drawn by the image recognition module, the initial point spot welding on the surface of the shell is performed by the processing welding module indirectly controlled by the welding positioning module, the processing welding module comprises a welding robot and an electron beam gun, the welding robot is movably arranged on a positioning sliding rail, the welding robot has multiple degrees of freedom, and the electron beam gun is arranged at the output end of the welding robot.

Inventors

  • LI FENGXIA

Assignees

  • 苏州聚贤电气科技股份有限公司

Dates

Publication Date
20260512
Application Date
20231016

Claims (6)

  1. 1. The automatic welding equipment for the new energy charging pile shell is characterized by comprising a control module, a processing fixing module, an image recognition module, a welding positioning module and a processing welding module, wherein the processing fixing module, the image recognition module, the welding positioning module and the processing welding module are controlled by the control module, the processing fixing module can fix a shell to be welded, the image recognition module can recognize and draw a processing track line and a point on the fixed shell, the welding positioning module indirectly controls the processing welding module to perform spot welding of an initial point on the surface of the shell, the processing welding module comprises a welding robot (13) and an electron beam gun (14), the welding robot (13) is movably arranged on a positioning slide rail (12), the welding robot (13) has a plurality of degrees of freedom, and the electron beam gun (14) is arranged at the output end of the welding robot (13); The processing fixing module comprises an operation table (1) and a positioning jacket (6), wherein an automatic control table (2) is arranged on the operation table (1), a control module is arranged in the automatic control table (2), a pre-placing frame (3) is fixedly arranged in the operation table (1), a bearing seat (4) is fixedly arranged on the pre-placing frame (3), a plurality of parallel paired guide rails (5) are respectively fixed on the left side and the right side of the bearing seat (4), a plurality of positioning jackets (6) are respectively arranged on the guide rails (5) in a sliding manner, the positioning jackets (6) are driven by electric push rods (7) which are correspondingly and fixedly arranged on the bearing seat (4), and a blocking and hanging assembly (10) and an auxiliary detection assembly (11) are rotatably arranged on the pre-placing frame (3); The control module can control the safety protection module, the waste gas treatment module and the energy supply module to treat the welding process, and the energy supply module comprises a vacuum pump (15) which is used for establishing a vacuum environment to protect the electron beam from being interfered by particles in the air; The auxiliary detection assembly (11) is two groups of symmetrically arranged left and right, the structure of the auxiliary detection assembly is the same, the auxiliary detection assembly comprises a pneumatic pushing cylinder (111) and a vacuum chuck (114), the pneumatic pushing cylinder (111) can be arranged on the preset frame (3) in a self-locking mode, a telescopic rod (112) is arranged in the pneumatic pushing cylinder (111) in a sliding mode, the telescopic rod (112) is far away from one end of the pneumatic pushing cylinder (111), a fixing support rod (113) is arranged at one end of the pneumatic pushing cylinder (111), and the tail end of the fixing support rod (113) is fixedly provided with the vacuum chuck (114) communicated with the vacuum pump (15).
  2. 2. The automatic welding equipment for the new energy charging pile shell according to claim 1, wherein the safety protection module can automatically stop when the equipment fails and is abnormal, the waste gas treatment module comprises a waste gas treatment mechanism (16), the waste gas treatment mechanism (16) can treat waste gas generated by the equipment in the welding process, and the waste gas treatment mechanism (16) further comprises a filter and a discharge pipe for purifying and discharging the waste gas.
  3. 3. The automatic welding equipment for the new energy charging pile shell according to claim 1, wherein the processing fixing modules are arranged in a plurality of groups, and the welding robot (13) moves to weld the shells fixed with a single group of processing fixing modules on the positioning slide rail (12).
  4. 4. The automatic welding equipment for the shells of the new energy charging piles according to claim 1, wherein the image recognition module comprises a first detection imaging system (8) and a second detection imaging system (9) which are fixedly arranged on the preset frame (3), and the image recognition module can be used for recognizing the pre-welded shells in equal proportion and drawing a welding track line according to the recognized images in equal proportion.
  5. 5. The automatic welding equipment for the new energy charging pile shell according to claim 4, wherein the first detection imaging system (8) and the second detection imaging system (9) can detect the position information of the initial point spot welding of the electron beam gun (14) to the shell surface, and the welding positioning module controls the initial point spot welding.
  6. 6. An automatic welding method for a new energy charging pile shell, which adopts the automatic welding equipment for the new energy charging pile shell according to any one of claims 1-5, and is characterized by comprising the following steps: s1, a processing fixing module firstly controls displacement of a positioning jacket (6) to fix a shell to be welded; s2, the image recognition module images and uploads information of the shell to be processed; S3, the control module draws equal-proportion welding track lines, depth and position information according to the information uploaded by the image recognition module; s4, the processing and welding module controls the welding robot (13) to move to the position of the shell fixed by the processing and fixing module, the welding robot (13) deflects, and the electron beam gun (14) is monitored by the image recognition module and deflects to the position of the non-welding track line; S5, the welding positioning module controls the electron beam gun (14) to spot-weld initial points on the surface of the shell, the image recognition module recognizes the spot-welded points and takes the spot-welded points as datum points, the control module records parameters and merges the position information at the S3 position, and the processing welding module controls the electron beam gun (14) to move to the initial point of a welding track line; S6, starting an electron beam gun (14) from an initial point, controlling the electron beam gun (14) to move along a track line by a control module, and after the single track line is completed, returning the electron beam gun (14) to repair welding in the track line direction and moving to a datum point; S7, opening the blocking and hanging assembly (10), controlling the rotation of the auxiliary detection assembly (11) by the control module, matching with the positioning and clamping of the positioning jacket (6), driving the shell to do relative circular motion by taking the pneumatic pushing cylinder (111) as the circle center, and detecting the welding seam of the track line by the image recognition module; s8, after the detection is qualified, taking the datum point as a starting point and moving to other track lines, and controlling the electron beam gun (14) to move along the track lines by the control module; s9, after the shell is welded, the welding robot (13) is controlled by the processing and welding module to move to the next shell to be processed, and the steps S1-S8 are repeated; s10, in the spot welding and welding process, a control module controls a safety protection module, an exhaust gas treatment module and an energy supply module to effectively assist in the welding process; s11, polishing and painting the welded charging pile shell.

Description

Automatic welding equipment for new energy charging pile shell Technical Field The invention relates to the technical field of welding equipment, in particular to new energy charging pile shell automatic welding equipment. Background With the rise of new energy technology, electric vehicles and corresponding charging facilities are becoming popular. The charging pile is used as one of the infrastructures of the new energy automobiles, and the manufacturing process of the shell of the charging pile has higher requirements on the quality and safety of the product. At present, the design and optimization of the complex track line welding mode needs to be prioritized, and the accurate welding seam positioning and control technology is integrated and optimized, so that the high-quality and high-efficiency automatic welding can be ensured. Therefore, it is necessary to provide an automatic welding device for a casing of a new energy charging pile, so as to solve the problems in the background art. Disclosure of Invention The automatic welding equipment for the new energy charging pile shell comprises a control module, a processing fixing module, an image recognition module, a welding positioning module and a processing welding module, wherein the processing fixing module, the image recognition module, the welding positioning module and the processing welding module are controlled by the control module, the processing fixing module can fix the shell to be welded, the image recognition module can recognize and draw processing track lines and points on the fixed shell, the welding positioning module indirectly controls the processing welding module to perform spot welding of initial points on the surface of the shell, the processing welding module comprises a welding robot and an electron beam gun, the welding robot is movably arranged on a positioning sliding rail, the welding robot has multiple degrees of freedom, and the electron beam gun is arranged at the output end of the welding robot. Further, preferably, the control module is capable of controlling the safety protection module, the exhaust gas treatment module, and the energy supply module to treat the welding process, the safety protection module is capable of automatically stopping when the equipment fails and is abnormal, the exhaust gas treatment module comprises an exhaust gas treatment mechanism, the exhaust gas treatment mechanism is capable of treating the exhaust gas generated by the equipment in the welding process, the exhaust gas treatment mechanism further comprises a filter, a discharge pipe and other components to purify and discharge the exhaust gas, and the energy supply module comprises a vacuum pump for establishing a vacuum environment to protect the electron beam from interference of particles in the air. Further, as an optimization, the processing fixing module comprises an operation table and a positioning jacket, wherein an automatic control console is arranged on the operation table, a control module is arranged in the automatic control console, a pre-placing frame is fixedly arranged in the operation table, a bearing seat is fixedly arranged on the pre-placing frame, a plurality of parallel paired guide rails are respectively fixed on the left side and the right side of the bearing seat, a plurality of positioning jackets are respectively and slidably arranged on the guide rails on the two sides, the positioning jackets are driven by electric push rods correspondingly and fixedly arranged on the bearing seat, and a blocking and hanging assembly and an auxiliary detection assembly are rotatably arranged on the pre-placing frame. Further, preferably, the processing fixing modules are arranged in multiple groups, and the welding robot moves to a shell fixed with the processing fixing module in a single group for welding on the positioning slide rail. Further, preferably, the image recognition module comprises a first detection imaging system and a second detection imaging system which are fixedly arranged on the pre-rack, the image recognition module can recognize the pre-welded shell in an equal proportion, and a welding track line can be drawn according to the recognized image in an equal proportion. Further, preferably, the first detection imaging system and the second detection imaging system can both detect the position information of the initial point spot welding of the electron beam gun to the surface of the shell, which is controlled by the welding positioning module. Further, as the preference, the auxiliary detection assembly is two groups which are symmetrically arranged left and right, and the structure is the same, and the auxiliary detection assembly comprises a pneumatic pushing cylinder and a vacuum chuck, wherein the pneumatic pushing cylinder can be rotatably arranged on the pre-rack in a self-locking mode, a telescopic rod is slidably arranged in the pneumatic pushing cylinder, a fixing support rod is arranged at o