阅读说明：本技术 一种新能源汽车油底壳电泳生产用夹具 (New energy automobile oil pan anchor clamps for electrophoresis production ) 是由 李义飞 于 2020-05-19 设计创作，主要内容包括：本发明公开了一种新能源汽车油底壳电泳生产用夹具,属于汽车配件加工技术领域,包括安装架、夹紧组件和移动组件,所述安装架呈竖直设置,所述移动组件设置在安装架上,所述移动组件包括移动件、转动件和升降件,所述移动件设置在安装架上,所述转动件设置在移动件上,所述升降件设置在转动件上,所述夹紧组件设置在升降件的输出端上,所述夹紧组件包括第一夹紧件、滑动件和两个第二夹紧件,所述第一夹紧件设置在升降件的升降端上,所述滑动件设置在升降件上,两个所述第二夹紧件对称设置在滑动件上。本发明通过第一夹紧件、滑动件和第二夹紧件之间的相互配合,实现对车辆油底壳的多重夹紧,提高了装置在使用时的稳定性,不会影响后续的电泳作业。(The invention discloses a clamp for electrophoresis production of a new energy automobile oil pan, which belongs to the technical field of automobile accessory processing, and comprises a mounting frame, a clamping assembly and a moving assembly, wherein the mounting frame is vertically arranged, the moving assembly is arranged on the mounting frame, the moving assembly comprises a moving member, a rotating member and a lifting member, the moving member is arranged on the mounting frame, the rotating member is arranged on the moving member, the lifting member is arranged on the rotating member, the clamping assembly is arranged on the output end of the lifting member, the clamping assembly comprises a first clamping member, a sliding member and two second clamping members, the first clamping member is arranged on the lifting end of the lifting member, the sliding member is arranged on the lifting member, and the two second clamping members are symmetrically arranged on the sliding member. According to the invention, through the mutual matching of the first clamping piece, the sliding piece and the second clamping piece, the multiple clamping of the oil pan of the vehicle is realized, the stability of the device in use is improved, and the subsequent electrophoresis operation is not influenced.)

1. The clamp for the electrophoresis production of the new energy automobile oil pan is characterized by comprising an installation rack (1), a clamping assembly (2) and a moving assembly (3), wherein the installation rack (1) is vertically arranged, the moving assembly (3) is arranged on the installation rack (1), the moving assembly (3) is in sliding fit with the installation rack (1), the moving assembly (3) comprises a moving member (31), a rotating member (32) and a lifting member (33), the moving member (31) is arranged on the installation rack (1), the moving member (31) is in sliding fit with the installation rack (1), the rotating member (32) is arranged on the moving member (31), the rotating member (32) is rotatably connected with the moving member (31), the lifting member (33) is arranged on the rotating member (32), the lifting member (33) is in sliding fit with the moving member (31), the clamping assembly (2) is arranged at the output end of the lifting member (33), the clamping assembly (2) comprises a first clamping piece (21), a sliding piece (22) and two second clamping pieces (23), the first clamping piece (21) is arranged on the lifting end of a lifting piece (33) and is rotationally connected with the lifting piece (33), the sliding piece (22) is arranged on the lifting piece (33) and is in sliding fit with the lifting piece (33), the two second clamping pieces (23) are symmetrically arranged on the sliding piece (22), and the two second clamping pieces (23) are in sliding fit with the sliding piece (22).

2. The clamp for electrophoresis production of the oil pan of the new energy automobile according to claim 1, characterized in that: moving member (31) are including moving motor (311), movable plate (312) and removal lead screw (313), be equipped with shifting chute (11) on mounting bracket (1), the both ends and mounting bracket (1) of removal lead screw (313) rotate to be connected, moving motor (311) set up on the lateral wall of mounting bracket (1) and the output of moving motor (311) and the one end fixed connection of removal lead screw (313), movable plate (312) set up on mounting bracket (1) and movable plate (312) and shifting chute (11) sliding fit, movable plate (312) and removal lead screw (313) threaded connection.

3. The clamp for the electrophoresis production of the oil pan of the new energy automobile as claimed in claim 2, wherein the rotating member (32) comprises a rotating motor (321), a rotating disc (322) and a rotating frame (323), the rotating motor (321) is arranged at the bottom of the moving plate (312), the output end of the rotating motor (321) is vertically arranged upwards, the rotating disc (322) is horizontally arranged at the output end of the rotating motor (321), the rotating frame (323) is vertically arranged at the top of the rotating disc (322), and the rotating frame (323) is arranged in an L shape.

4. The clamp for electrophoresis production of the oil pan of the new energy automobile according to claim 3, characterized in that: lifting member (33) are including lift cylinder (331), lifter plate (332) and two slide rails (333), two slide rail (333) symmetry sets up on rotating turret (323), lift cylinder (331) vertical setting is at the top of rotating turret (323) and the vertical downward setting of output of lift cylinder (331), lifter plate (332) level sets up on two slide rails (333) and lifter plate (332) and two slide rails (333) sliding fit, the output fixed connection of lifter plate (332) top and lift cylinder (331).

5. The clamp for electrophoresis production of the oil pan of the new energy automobile according to claim 4, characterized in that: the first clamping piece (21) comprises a driving motor (211), a driving cam (212), two slide ways (213), two sliding blocks (214), two connecting plates (215) and two expansion rods (216), wherein the driving motor (211) is arranged at the top of a lifting plate (332), the output end of the driving motor (211) is rotatably connected with the lifting plate (332), the driving cam (212) is arranged at the output end of the driving motor (211), the two slide ways (213) are symmetrically arranged at the bottom of the lifting plate (332), the two sliding blocks (214) are symmetrically arranged on the two slide ways (213), the two sliding blocks (214) are in sliding fit with the two slide ways (213), one end of each connecting plate (215) is rotatably connected with the two ends of the driving cam (212), and the other ends of the two connecting plates (215) are respectively rotatably connected with the two sliding blocks (214), the two expansion rods (216) are symmetrically arranged at the bottoms of the two sliding blocks (214).

6. The clamp for electrophoresis production of the oil pan of the new energy automobile according to claim 4, characterized in that: the sliding part (22) comprises a sliding cylinder (221) and a sliding plate (222), the sliding cylinder (221) is vertically arranged at the top of the lifting plate (332), the output end of the sliding cylinder (221) is vertically arranged downwards, and the sliding plate (222) is horizontally arranged on the output end of the sliding cylinder (221).

7. The clamp for electrophoresis production of the oil pan of the new energy automobile according to claim 6, characterized in that: each second clamping piece (23) comprises a clamping cylinder (231), a mounting round block (232), two fixed seats (233), two first clamping plates (234) and two second clamping plates (235), the clamping cylinder (231) is arranged at one end of the sliding plate (222) and the output end of the clamping cylinder (231) is vertically arranged downwards, the mounting round block (232) is arranged at the output end of the clamping cylinder (231), the two fixing seats (233) are symmetrically arranged at the bottom of the sliding plate (222), the tops of the two first clamping plates (234) are respectively rotatably connected with the two fixing seats (233), one ends of the two second clamping plates (235) are respectively rotatably connected with the bottoms of the two first clamping plates (234), the middle positions of the two second clamping plates (235) are rotatably connected with the mounting round block (232), and the two second clamping plates (235) are respectively provided with a clamping toothed plate (236).

8. The clamp for electrophoresis production of the oil pan of the new energy automobile according to claim 7, characterized in that: rubber pads are arranged on each expansion rod (216) and each clamping toothed plate (236).

Technical Field

The invention relates to the technical field of automobile part processing, in particular to a clamp for electrophoresis production of an oil pan of a new energy automobile.

Background

The oil pan for automobile is one of the parts related to safety performance in automobile and is composed of oil pan body and oil drain bolt seat. The oil sump is located in the lower part of the engine: the crankcase is detachable and sealed to form the shell of the oil storage tank. The oil sump is mostly formed by stamping a thin steel plate, and the oil sump is generally cast and molded by cast iron or aluminum alloy with a more complex shape. The oil stabilizing baffle is arranged in the diesel engine to avoid the shock and splash of the oil surface caused by the bumping of the diesel engine, which is beneficial to the precipitation of lubricating oil impurities, and the oil measuring ruler is arranged on the side surface and is used for checking the oil quantity. In addition, the lowest part of the bottom of the oil pan is also provided with an oil drain plug.

The patent with publication number CN109957827A relates to a new energy automobile oil pan anchor clamps for electrophoresis production, and it includes the square connecting pipe of cavity the square connecting pipe middle part of cavity is equipped with connecting square pipe perpendicularly connecting square pipe both sides symmetry relatively is equipped with the connecting plate, the connecting plate slope upwards sets up connecting plate outer end tip is equipped with connecting thread the last supporting coupling nut that is equipped with of connecting thread, connecting thread's external diameter is less than the tip diameter of connecting plate. The invention has convenient manufacture and light weight, can prevent workpieces from colliding due to rotation in assembly line operation, and can fix the workpieces.

However, the above-mentioned devices also have the following problems in use: first, when pressing from both sides tight the vehicle oil pan, can not remove the vehicle oil pan, lead to the inefficiency of processing to influence subsequent processing operation, the second, can not carry out multiple clamp to the vehicle oil pan, lead to when carrying out the electrophoresis to the vehicle oil pan, influence the steady of vehicle oil pan.

Disclosure of Invention

The invention aims to provide a clamp for electrophoresis production of a new energy automobile oil pan, and aims to solve the technical problem that in the prior art, the stability of the oil pan of a vehicle is influenced when electrophoresis is performed on the oil pan of the vehicle due to the fact that the oil pan of the vehicle cannot be moved and clamped multiple times.

In order to solve the technical problems, the invention provides the following technical scheme: a clamp for electrophoresis production of a new energy automobile oil pan comprises a mounting frame, a clamping assembly and a moving assembly, wherein the mounting frame is vertically arranged, the moving assembly is arranged on the mounting frame, the moving assembly is in sliding fit with the mounting frame, the moving assembly comprises a moving member, a rotating member and a lifting member, the moving member is arranged on the mounting frame, the moving member is in sliding fit with the mounting frame, the rotating member is arranged on the moving member and is rotatably connected with the moving member, the lifting member is arranged on the rotating member and is slidably matched with the moving member, the clamping assembly is arranged on the output end of the lifting member, the clamping assembly comprises a first clamping member, a sliding member and two second clamping members, the first clamping member is arranged on the lifting end of the lifting member and is rotatably connected with the lifting member, the sliding member is arranged on the lifting member and is slidably matched with the lifting member, the two second clamping pieces are symmetrically arranged on the sliding piece and are in sliding fit with the sliding piece.

Further, the moving member includes moving motor, movable plate and removal lead screw, be equipped with the shifting chute on the mounting bracket, the both ends and the mounting bracket of removal lead screw rotate to be connected, moving motor sets up on the lateral wall of mounting bracket and moving motor's output and the one end fixed connection of removal lead screw, the movable plate sets up on the mounting bracket and movable plate and shifting chute sliding fit, movable plate and removal lead screw threaded connection.

Further, it includes rotation motor, rolling disc and rotating turret to rotate the piece, the rotation motor setting is in the bottom of movable plate and the vertical upwards setting of output that rotates the motor, the rolling disc level sets up on the output that rotates the motor, the vertical top that sets up at the rolling disc of rotating turret, the rotating turret is the setting of L type.

Further, the lifting piece includes lift cylinder, lifter plate and two slide rails, two the slide rail symmetry sets up on the rotating turret, the vertical setting of lift cylinder is at the top of rotating turret and the vertical downward setting of output of lift cylinder, the lifter plate level sets up on two slide rails and lifter plate and two slide rail sliding fit, the output fixed connection of lifter plate top and lift cylinder.

Further, first clamping piece includes driving motor, driving cam, two slides, two sliders, two connecting plates and two expansion rods, driving motor sets up and is connected with the lifter plate rotation at the top of lifter plate and driving motor's output, driving cam sets up on driving motor's output, two the slide symmetry sets up in the bottom of lifter plate, two the slider symmetry sets up on two slides and two sliders and two slide sliding fit, two the one end of connecting plate is rotated with driving cam's both ends and is connected, two the other end of connecting plate rotates with two sliders respectively and is connected, two expansion rod symmetry sets up the bottom at two sliders.

Further, the sliding part comprises a sliding cylinder and a sliding plate, the sliding cylinder is vertically arranged at the top of the lifting plate, the output end of the sliding cylinder is vertically arranged downwards, and the sliding plate is horizontally arranged at the output end of the sliding cylinder.

Furthermore, every second clamping piece includes die clamping cylinder, installation circle piece, two fixing bases, two first clamp plates and two second clamp plates, die clamping cylinder sets up the vertical downward setting of one end at the sliding plate and die clamping cylinder's output, the installation circle piece sets up on die clamping cylinder's output, two the fixing base symmetry sets up in the bottom of sliding plate, two the top of first clamp plate rotates with two fixing bases respectively and is connected, two the one end of second clamp plate rotates with the bottom of two first clamp plates respectively and is connected, and the intermediate position of two second clamp plates rotates with the installation circle piece and is connected, two all be equipped with the tight pinion rack of clamp on the second clamp plate.

Furthermore, each expansion rod and each clamping toothed plate are provided with rubber pads.

Compared with the prior art, the invention has the beneficial effects that:

when the vehicle oil pan is clamped, the driving motor works to drive the driving cam to rotate, the driving cam drives the two connecting plates to rotate, the two connecting plates rotate to drive the two sliding blocks to move on the two sliding ways, the two sliding blocks move to drive the two expansion rods to move relatively, and the two expansion rods move to fix the vehicle oil pan and clamp and fix the vehicle oil pan.

Secondly, the sliding plate is driven to move by the movement of the output end of the sliding cylinder, the sliding plate drives the two second clamping pieces to move, the positions of the second clamping pieces are moved to the positions of the vehicle oil pan, when the vehicle oil pan is clamped and moved, the output end of the clamping cylinder drives the installation round block to move, the installation round block moves to drive the two second clamping plates to rotate so as to drive the first clamping plate to rotate on the two fixing seats, the two second clamping plates rotate to drive the two clamping toothed plates to rotate, the two clamping toothed plates rotate to clamp and fix the vehicle oil pan, and the vehicle oil pan is moved into the electrophoresis tank to carry out electrophoresis operation on the vehicle oil pan, so that the multiple clamping of the vehicle oil pan is realized, the stability of the device in use is improved, and the subsequent electrophoresis operation is not influenced.

Thirdly, the clamped oil pan of the vehicle is moved into the electrophoresis tank through the mutual matching operation among the moving part, the rotating part and the lifting part, so that the electrophoresis operation of the oil pan of the vehicle is realized.

Drawings

FIG. 1 is a first perspective view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic perspective view of the moving assembly of the present invention;

FIG. 4 is a perspective view of a first clamp member of the present invention;

FIG. 5 is a perspective view of a second clamp member and slide member of the present invention;

FIG. 6 is an enlarged view taken at A in FIG. 5;

the reference numbers in the figures are: the clamping device comprises a mounting frame 1, a moving groove 11, a clamping assembly 2, a first clamping piece 21, a driving motor 211, a driving cam 212, a slide rail 213, a slide block 214, a connecting plate 215, an expansion rod 216, a sliding piece 22, a sliding cylinder 221, a sliding plate 222, a second clamping piece 23, a clamping cylinder 231, a mounting round block 232, a fixed seat 233, a first clamping plate 234, a second clamping plate 235, a clamping toothed plate 236, a moving assembly 3, a moving piece 31, a moving motor 311, a moving plate 312, a moving screw rod 313, a rotating piece 32, a rotating motor 321, a rotating disc 322, a rotating frame 323, a lifting piece 33, a lifting cylinder 331, a lifting plate 332 and a sliding rail 333.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Referring to fig. 1 to 6, the invention provides a new energy automobile oil pan electrophoresis production fixture, which comprises an installation frame 1, a clamping assembly 2 and a moving assembly 3, wherein the installation frame 1 is vertically arranged, the moving assembly 3 is arranged on the installation frame 1, the moving assembly 3 is in sliding fit with the installation frame 1, the moving assembly 3 comprises a moving member 31, a rotating member 32 and a lifting member 33, the moving member 31 is arranged on the installation frame 1, the moving member 31 is in sliding fit with the installation frame 1, the rotating member 32 is arranged on the moving member 31, the rotating member 32 is rotatably connected with the moving member 31, the lifting member 33 is arranged on the rotating member 32, the lifting member 33 is in sliding fit with the moving member 31, the clamping assembly 2 is arranged on the output end of the lifting member 33, the clamping assembly 2 comprises a first clamping member 21, a sliding member 22 and two second clamping members 23, the first clamping piece 21 is arranged on the lifting end of the lifting piece 33 and is rotatably connected with the lifting piece 33, the sliding piece 22 is arranged on the lifting piece 33 and is in sliding fit with the lifting piece 33, the two second clamping pieces 23 are symmetrically arranged on the sliding piece 22, and the two second clamping pieces 23 are in sliding fit with the sliding piece 22.

The moving member 31 comprises a moving motor 311, a moving plate 312 and a moving screw rod 313, a moving groove 11 is formed in the mounting frame 1, two ends of the moving screw rod 313 are rotatably connected with the mounting frame 1, the moving motor 311 is arranged on the side wall of the mounting frame 1, the output end of the moving motor 311 is fixedly connected with one end of the moving screw rod 313, the moving plate 312 is arranged on the mounting frame 1, the moving plate 312 is in sliding fit with the moving groove 11, and the moving plate 312 is in threaded connection with the moving screw rod 313; when the vehicle oil pan is moved, the moving motor 311 operates to drive the moving screw rod 313 to rotate on the mounting frame 1, the moving screw rod 313 rotates to drive the moving plate 312 to move on the moving groove 11 on the mounting frame 1, and the moving plate 312 moves to drive the clamped vehicle oil pan to move, so that electrophoresis operation is performed on the vehicle oil pan.

The rotating part 32 comprises a rotating motor 321, a rotating disc 322 and a rotating frame 323, the rotating motor 321 is arranged at the bottom of the moving plate 312, the output end of the rotating motor 321 is vertically arranged upwards, the rotating disc 322 is horizontally arranged at the output end of the rotating motor 321, the rotating frame 323 is vertically arranged at the top of the rotating disc 322, the rotating frame 323 is arranged in an L shape, the rotating motor 321 works to drive the rotating disc 322 to rotate, the rotating disc 322 rotates to drive the rotating frame 323 to rotate, the rotating frame 323 rotates to drive the vehicle oil pan to rotate, and the vehicle oil pan is adjusted to a position most suitable for electrophoresis.

The lifting piece 33 comprises a lifting cylinder 331, a lifting plate 332 and two sliding rails 333, the two sliding rails 333 are symmetrically arranged on the rotating frame 323, the lifting cylinder 331 is vertically arranged at the top of the rotating frame 323, the output end of the lifting cylinder 331 is vertically arranged downwards, the lifting plate 332 is horizontally arranged on the two sliding rails 333, the lifting plate 332 is in sliding fit with the two sliding rails 333, and the top of the lifting plate 332 is fixedly connected with the output end of the lifting cylinder 331; the output end of the lifting cylinder 331 moves to drive the lifting plate 332 to move up and down on the two sliding rails 333, and the lifting plate 332 moves to drive the vehicle oil pan to move into the electrophoresis tank to perform electrophoresis operation on the vehicle oil pan.

The first clamping piece 21 comprises a driving motor 211, a driving cam 212, two slide ways 213, two sliding blocks 214, two connecting plates 215 and two expansion rods 216, wherein the driving motor 211 is arranged at the top of the lifting plate 332, the output end of the driving motor 211 is rotatably connected with the lifting plate 332, the driving cam 212 is arranged at the output end of the driving motor 211, the two slide ways 213 are symmetrically arranged at the bottom of the lifting plate 332, the two sliding blocks 214 are symmetrically arranged on the two slide ways 213, the two sliding blocks 214 are in sliding fit with the two slide ways 213, one end of each of the two connecting plates 215 is rotatably connected with two ends of the driving cam 212, the other end of each of the two connecting plates 215 is rotatably connected with the two sliding blocks 214, and the two expansion rods 216 are symmetrically arranged at the bottoms of the two sliding blocks 214; when clamping the vehicle oil pan, driving motor 211 work drives driving cam 212 and rotates, driving cam 212 rotates and drives two connecting plates 215 and rotate, two connecting plates 215 rotate and drive two sliders 214 to move on two slideways 213, two sliders 214 move and drive two expansion rods 216 to move relatively, two expansion rods 216 move and fix the vehicle oil pan, and the vehicle oil pan is clamped and fixed.

The sliding part 22 comprises a sliding cylinder 221 and a sliding plate 222, the sliding cylinder 221 is vertically arranged on the top of the lifting plate 332, the output end of the sliding cylinder 221 is vertically arranged downwards, and the sliding plate 222 is horizontally arranged on the output end of the sliding cylinder 221; the output end of the sliding cylinder 221 moves to drive the sliding plate 222 to move, and the sliding plate 222 moves to drive the two second clamping pieces 23 to move so as to clamp and move the oil pan of the vehicle.

Each second clamping member 23 comprises a clamping cylinder 231, a mounting round block 232, two fixed seats 233, two first clamping plates 234 and two second clamping plates 235, the clamping cylinder 231 is arranged at one end of the sliding plate 222, the output end of the clamping cylinder 231 is arranged vertically downwards, the mounting round block 232 is arranged at the output end of the clamping cylinder 231, the two fixed seats 233 are symmetrically arranged at the bottom of the sliding plate 222, the tops of the two first clamping plates 234 are respectively and rotatably connected with the two fixed seats 233, one ends of the two second clamping plates 235 are respectively and rotatably connected with the bottoms of the two first clamping plates 234, the middle positions of the two second clamping plates 235 are rotatably connected with the mounting round block 232, and the two second clamping plates 235 are respectively provided with a clamping tooth plate 236; when clamping the removal to the vehicle oil pan, the output of die clamping cylinder 231 removes and drives installation round block 232 and remove, thereby installation round block 232 removes and drives two second clamp plates 235 and rotate and drive first clamp plate 234 and rotate on two fixing bases 233, two second clamp plates 235 rotate and drive two clamp toothed plate 236 and rotate, two clamp toothed plate 236 rotate and press from both sides tight fixed operation to the vehicle oil pan, move the vehicle oil pan to the electrophoresis operation to the vehicle oil pan in the electrophoresis tank.

Rubber pads are arranged on each expansion rod 216 and each clamping toothed plate 236; the setting of rubber pad is favorable to protecting the vehicle oil pan, prevents to cause the damage to the vehicle oil pan at the in-process of carrying out the processing.

The working principle of the invention is as follows: when the invention is used, when a vehicle oil pan is moved, the moving motor 311 works to drive the moving screw rod 313 to rotate on the mounting frame 1, the moving screw rod 313 rotates to drive the moving plate 312 to move on the moving groove 11 on the mounting frame 1, the moving plate 312 moves to drive the clamped vehicle oil pan to move, electrophoresis operation is performed on the vehicle oil pan, the rotating motor 321 works to drive the rotating disc 322 to rotate, the rotating disc 322 rotates to drive the rotating frame 323 to rotate, the rotating frame 323 rotates to drive the vehicle oil pan to rotate, the vehicle oil pan is adjusted to a position most suitable for electrophoresis, the output end of the lifting cylinder 331 moves to drive the lifting plate 332 to move up and down on the two sliding rails 333, the lifting plate 332 moves to drive the vehicle oil pan to move into an electrophoresis tank, electrophoresis operation is performed on the vehicle oil pan, the driving motor 211 works to drive the driving cam 212 to rotate, the two connecting plates 215 rotate to drive the two sliding blocks 214 to move on the two sliding ways 213, the two sliding blocks 214 move to drive the two expansion rods 216 to move relatively, the two expansion rods 216 move to fix the vehicle oil pan and clamp the vehicle oil pan, the output end of the sliding cylinder 221 moves to drive the sliding plate 222 to move, the sliding plate 222 moves to drive the two second clamping members 23 to move, the position of the second clamping member 23 is moved to the position of the vehicle oil pan, when the vehicle oil pan is clamped and moved, the output end of the clamping cylinder 231 moves to drive the mounting round block 232 to move, the mounting round block 232 moves to drive the two second clamping plates 235 to rotate so as to drive the first clamping plates 234 to rotate on the two fixing seats 233, the two second clamping plates 235 rotate to drive the two clamping tooth plates 236 to rotate, and the two clamping tooth plates 236 rotate to clamp and fix the vehicle oil pan, and moving the vehicle oil pan into an electrophoresis tank to perform electrophoresis operation on the vehicle oil pan.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.