CN115722778A

CN115722778A - Double-side welding machine for steering bracket of automobile shock absorber

Info

Publication number: CN115722778A
Application number: CN202211530643.8A
Authority: CN
Inventors: 房朋朋; 曾庆宏; 邓高生; 彭瑞锋
Original assignee: Guangdong Pudian Automation Technology Co ltd
Current assignee: Guangdong Pudian Automation Technology Co ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-03-03

Abstract

The invention provides a double-side welding machine for a steering bracket of an automobile shock absorber, which belongs to the technical field of production and processing of automobile accessories. The device comprises a pushing piece, a second air cylinder, an air cylinder assembly, a workpiece positioning core rod, a first bracket, a second bracket, a baffle plate and a pressing piece, wherein the pushing piece is used for pushing a workpiece to an electrode assembly, the second air cylinder is used for driving a mounting seat to move, the air cylinder assembly is fixed on the mounting seat, the workpiece positioning core rod is fixed at the telescopic end of the air cylinder assembly, the first bracket and the second bracket are directly provided with through grooves, the workpiece positioning core rod is used for being inserted into the through grooves, the pressing piece is used for pressing the first bracket on the workpiece positioning core rod, the baffle plate is fixed at one end, far away from the air cylinder assembly, of the mounting seat, and is used for limiting and falling off of the workpiece welded on the workpiece positioning core rod.

Description

Double-sided welding machine for steering bracket of automobile shock absorber

Technical Field

The invention relates to the technical field of production and processing of automobile accessories, in particular to a double-side welding machine for a steering bracket of an automobile shock absorber.

Background

In the prior art, when automobile parts are produced and processed, a workpiece needs to be positioned, then some processing such as welding is carried out, when an automobile shock absorber steering bracket is welded, the positions of an inner bracket and an outer bracket need to be positioned, and then the inner bracket and the outer bracket are welded through a welding machine.

In the prior art, the automation degree of welding equipment for the steering bracket of the automobile shock absorber is low, the welding efficiency is low, and the production efficiency is low.

How to invent a new welding machine for the steering bracket of the automobile shock absorber to improve the problems becomes a problem to be urgently solved by the technical personnel in the field.

Disclosure of Invention

In order to make up for the above disadvantages, the present invention provides a double-sided welding machine for a steering bracket of an automobile shock absorber, which aims to solve the problems in the background art.

The invention is realized by the following steps: a double-side welding machine for a steering bracket of an automobile shock absorber is used for welding a workpiece and comprises a welding rack, an electrode assembly and a positioning assembly.

A power supply assembly of an electrode assembly and an electric element of the whole equipment are arranged in the welding rack, and the electrode assembly is used for welding a workpiece;

the positioning assembly comprises a workpiece positioning core rod, a pushing piece, a mounting seat, a pressing piece and an air cylinder assembly, the mounting seat is slidably mounted on a welding machine frame, the pushing piece is used for pushing a workpiece to an electrode assembly, a second air cylinder is fixedly mounted on the welding machine frame and used for driving the mounting seat to move, the air cylinder assembly is fixed on the mounting seat, the workpiece positioning core rod is fixed at the telescopic end of the air cylinder assembly, the workpiece comprises a first bracket and a second bracket, the first bracket and the second bracket are directly provided with a through groove, the workpiece positioning core rod is used for being inserted into the through groove, the pressing piece is used for pressing the first bracket on the workpiece positioning core rod, a baffle plate is fixed at one end, far away from the air cylinder assembly, of the mounting seat, and the baffle plate is used for limiting and dropping the welded workpiece on the workpiece positioning core rod.

In a preferred technical solution of the present invention, the material pushing member includes a first cylinder, a material pushing block and a first guide rail, the first cylinder and the first guide rail are fixed to the welding machine frame, the material pushing block is fixed to a telescopic end of the first cylinder, and the material pushing block is slidably mounted on the first guide rail.

In a preferred technical scheme of the invention, the air cylinder assembly comprises a right-angle plate, a fourth air cylinder and an adjusting assembly, the right-angle plate is fixed on the mounting seat, the fourth air cylinder is fixed on the right-angle plate through the adjusting assembly, the adjusting assembly is used for adjusting the mounting position of the fourth air cylinder on the right-angle plate, and the telescopic end of the fourth air cylinder penetrates through the right-angle plate.

In a preferred technical scheme of the invention, the adjusting assembly comprises a first adjusting plate and a second adjusting plate, a first limiting slide block is arranged on the square plate, a first limiting slide groove is formed in the first adjusting plate, the first adjusting plate is slidably mounted on the square plate through the sliding fit of the first limiting slide block and the first limiting slide groove, a first bolt positioning clamp is fixed on the square plate, a first locking bolt is threadedly mounted on the first adjusting plate, the position of the first adjusting plate on the square plate is positioned through the cooperation of the first bolt positioning clamp and the first locking bolt, and the fourth air cylinder is mounted on the first adjusting plate.

In a preferred technical scheme of the invention, the second adjusting plate is arranged between the fourth cylinder and the first adjusting plate, one side of the first adjusting plate, which is far away from the square plate, is provided with a second limit slide block, the second adjusting plate is provided with a second limit slide groove corresponding to the second limit slide block, the second adjusting plate is slidably mounted on the first adjusting plate through the matching of the second limit slide groove and the second limit slide block, the first adjusting plate is fixedly provided with a second bolt positioning clamp, the second adjusting plate is provided with a second locking bolt in a threaded manner, the second adjusting plate and the first adjusting plate are positioned through the matching of the second bolt positioning clamp and a second locking bolt, and the directions of the first locking bolt and the second locking bolt are vertically arranged on one surface.

In a preferred technical scheme of the present invention, the compressing element includes a third cylinder, a fixing block and a pressing block, the third cylinder is fixed to the mounting seat, the fixing block is fixed to a telescopic end of the third cylinder, and the pressing block is fixed to the fixing block.

In a preferred technical scheme of the invention, the workpiece positioning core rod comprises a positioning piece, the positioning piece comprises a positioning rod, a positioning block and a positioning rod, the center of the positioning rod is provided with an insertion hole, the positioning block is divided into a sliding block and a positioning part, the sliding block is inserted into the positioning rod in a sliding manner, the movement of the positioning rod in the insertion hole enables the sliding block to be close to or far away from the insertion hole in the positioning rod, and the positioning part is fixed on the positioning rod through a bolt.

The beneficial effects of the invention are: when the automobile shock absorber steering bracket double-side welding machine is used, a worker only needs to clamp a first bracket and a second bracket which form a workpiece to be machined together and place the first bracket and the second bracket on a first guide rail, a material pushing block is driven by a first air cylinder to push the workpiece to an electrode assembly, then a second air cylinder pushes an installation seat to move towards the electrode assembly, a pressing block in a pressing piece presses the workpiece tightly, then an air cylinder assembly pushes a workpiece positioning core rod to approach the electrode assembly, the workpiece positioning core rod is inserted into a through groove of the workpiece, the positions of the first bracket and the second bracket are accurately positioned, then the electrode assembly is controlled to weld the workpiece, a third air cylinder pushes back after welding is completed, the second air cylinder drives the installation seat to leave the electrode assembly, then the third air cylinder pushes back, the pressing block is not pressing the workpiece, the air cylinder assembly drives the workpiece positioning core rod to retract, the workpiece on the workpiece positioning core rod is separated from the workpiece positioning core rod under the limiting block of a material blocking plate, the welding process of one workpiece is completed, the welding process of the workpiece can be carried out only needs to adopt programming software clamped in the first air cylinder, the second air cylinder, the workpiece positioning core rod and the workpiece positioning rod can be placed on the guide rail, so that the welding equipment can be automatically placed together, the welding equipment, and the welding efficiency of the welding equipment is controlled, and the welding equipment is higher.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural diagram of a double-sided welding machine for a steering bracket of an automobile shock absorber, provided by an embodiment of the invention;

FIG. 2 is another schematic structural diagram of a double-sided welding machine for a steering bracket of a shock absorber of an automobile, according to an embodiment of the invention;

FIG. 3 is a schematic structural diagram of a positioning assembly according to an embodiment of the present invention;

FIG. 4 is a schematic diagram of a workpiece according to an embodiment of the present invention;

FIG. 5 is a schematic diagram of a front view of a workpiece according to an embodiment of the present invention;

FIG. 6 is a schematic view of a portion of a positioning assembly according to an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of another portion of a positioning assembly according to an embodiment of the present invention;

FIG. 8 is an enlarged view of position A of FIG. 1;

FIG. 9 is a schematic structural view of a cylinder assembly provided in accordance with an embodiment of the present invention;

FIG. 10 is an exploded view of a cylinder assembly provided by an embodiment of the present invention;

FIG. 11 is an exploded view of another angle of a cylinder assembly according to an embodiment of the present invention;

FIG. 12 is a schematic view of a workpiece positioning mandrel according to an embodiment of the present invention;

FIG. 13 is a top cross-sectional view of a positioning member according to an embodiment of the present invention;

FIG. 14 is a top cross-sectional view of a conditioning element provided in accordance with an embodiment of the present invention;

fig. 15 is a schematic right-view structural diagram of an adjusting member according to an embodiment of the present invention.

In the figure: 10. a workpiece; 11. a first bracket; 12. a second bracket; 13. a through groove; 100. positioning a core rod on a workpiece; 110. a positioning member; 111. a positioning rod; 1111. a jack; 112. positioning blocks; 1121. a slider; 1122. a positioning part; 113. positioning a rod; 1131. a sliding part; 1132. a threaded portion; 1133. a rotating part; 120. a connecting member; 130. an adjustment member; 131. connecting blocks; 132. installing a sleeve; 133. a limit bolt; 134. a chute; 135. mounting a block; 20. welding a frame; 30. an electrode assembly; 31. pulling a plate; 32. a pin; 40. a positioning assembly; 200. pushing the material piece; 210. a first cylinder; 220. a material pushing block; 230. a first guide rail; 300. a mounting base; 310. a second cylinder; 320. a striker plate; 400. a pressing member; 410. a third cylinder; 420. a fixed block; 430. briquetting; 500. a cylinder assembly; 510. a right-angle plate; 511. a first bolt locator card; 512. a first limit slide block; 520. a fourth cylinder; 530. an adjustment assembly; 531. a first adjusting plate; 5311. a first limiting chute; 5312. a first locking bolt; 5313. a second bolt positioning clip; 5314. a second limit slide block; 532. a second adjusting plate; 5321. a second limiting chute; 5322. and a second locking bolt.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Examples

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a double-sided welding machine for a steering bracket of an automobile shock absorber is used for welding a workpiece 10 and comprises a welding machine frame 20, an electrode assembly 30 and a positioning assembly 40.

The welding stand 20 is provided with a power supply assembly of the electrode assembly 30 and an electric component of the whole device, such as but not limited to a device for supplying air to a cylinder, and the electrode assembly 30 is used for welding the workpiece 10.

Specifically, the electrode assembly 30 includes a push cylinder and a welding electrode, the welding electrode being used to weld the workpiece 10, and the push cylinder being used to push the welding electrode closer to the workpiece 10 in place. The electrode assemblies 30 are provided in two sets, the two sets of electrode assemblies 30 are respectively disposed at the upper and lower sides of the material pushing member 200, and the two sets of electrode assemblies 30 are respectively used for welding the upper and lower surfaces of the workpiece 10.

The push cylinder and the welding electrode of the electrode assembly 30 are both fixed with pins 32, the two pins 32 are buckled with pull plates 31, when the electrode assembly 30 is overhauled and maintained, the pull plates 31 are buckled on the two pins 32, the push cylinder is placed to slide down after power failure, and workers are injured.

Referring to fig. 3, the positioning assembly 40 includes a workpiece positioning core rod 100, a material pushing member 200, a mounting seat 300, a pressing member 400 and a cylinder assembly 500, the mounting seat 300 is slidably mounted on the welding stand 20, the material pushing member 200 is used for pushing the workpiece 10 to the electrode assembly 30, a second cylinder 310 is fixedly mounted on the welding stand 20, the second cylinder 310 is used for driving the mounting seat 300 to move, the cylinder assembly 500 is fixed to the mounting seat 300, the workpiece positioning core rod 100 is fixed to the telescopic end of the cylinder assembly 500, referring to fig. 4 and 5, the workpiece 10 includes a first bracket 11 and a second bracket 12, the first bracket 11 and the second bracket 12 are directly provided with a through slot 13, the workpiece positioning core rod 100 is inserted into the through slot 13, the pressing member 400 is used for pressing the first bracket 11 onto the workpiece positioning core rod 100, a striker plate 320 is fixed to one end of the mounting seat 300 away from the cylinder assembly 500, and the striker plate 320 is used for limiting and dropping off the workpiece 10 welded on the workpiece positioning core rod 100. Referring to fig. 6 and 7, the pressing member 400 includes a third cylinder 410, a fixing block 420 and a pressing block 430, the third cylinder 410 is fixed to the mounting base 300, the fixing block 420 is fixed to the telescopic end of the third cylinder 410, and the pressing block 430 is fixed to the fixing block 420.

Referring to fig. 8, in detail, the material pushing member 200 includes a first cylinder 210, a material pushing block 220 and a first guide rail 230, the first cylinder 210 and the first guide rail 230 are fixed to the welding stand 20, the material pushing block 220 is fixed to the telescopic end of the first cylinder 210, and the material pushing block 220 is slidably mounted on the first guide rail 230. The first guide rail 230 is provided with a thickness slightly larger than the distance between the two legs of the first carriage 11, ensuring that the workpiece 10 is smoothly pushed on the first guide rail 230 without falling off.

Referring to fig. 9, 10 and 11, in some specific embodiments, the cylinder assembly 500 includes a right-angle plate 510, a fourth cylinder 520 and an adjusting assembly 530, the right-angle plate 510 is fixed to the mounting base 300, the fourth cylinder 520 is fixed to the right-angle plate 510 through the adjusting assembly 530, the adjusting assembly 530 is used for adjusting the mounting position of the fourth cylinder 520 on the right-angle plate 510, and a telescopic end of the fourth cylinder 520 penetrates through the right-angle plate 510; the adjusting assembly 530 comprises a first adjusting plate 531 and a second adjusting plate 532, a first limiting slider 512 is arranged on the right-angle plate 510, a first limiting sliding groove 5311 is arranged on the first adjusting plate 531, the first adjusting plate 531 is slidably mounted on the right-angle plate 510 through the sliding fit of the first limiting slider 512 and the first limiting sliding groove 5311, a first bolt positioning clamp 511 is fixed on the right-angle plate 510, a first locking bolt 5312 is threadedly mounted on the first adjusting plate 531, the position of the first adjusting plate 531 on the right-angle plate 510 is positioned through the fit of the first bolt positioning clamp 511 and the first locking bolt 5312, and the fourth air cylinder 520 is mounted on the first adjusting plate 531; the second adjusting plate 532 is arranged between the fourth cylinder 520 and the first adjusting plate 531, a second limit slider 5314 is arranged on one side of the first adjusting plate 531 away from the right-angle plate 510, a second limit chute 5321 corresponding to the second limit slider 5314 is arranged on the second adjusting plate 532, the second adjusting plate 532 is slidably mounted on the first adjusting plate 531 through the matching of the second limit chute 5321 and the second limit slider 5314, a second bolt positioning clamp 5313 is fixed on the first adjusting plate 531, a second locking bolt 5322 is threadedly mounted on the second adjusting plate 532, the second adjusting plate 532 and the first adjusting plate 531 are positioned through the matching of the second bolt positioning clamp 5313 and the second locking bolt 5322, and the directions of the first locking bolt 5312 and the second locking bolt 5322 are vertically arranged on one surface. During machining, because the shapes of the workpieces 10 of different specifications may be different, this results in that the fixed cylinder assembly 500 cannot be positioned for the workpieces 10 of different specifications, in this application, the horizontal positions of the first adjusting plate 531 and the third cylinder right-angle plate 510 can be adjusted, and the first locking bolt 5312 is fixed with the first bolt positioning clamp 511, the vertical positions of the second adjusting plate 532 and the first adjusting plate 531 are adjusted, the second locking bolt 5322 is fixed with the second bolt positioning clamp 5313, the position of the fourth cylinder 520 is adjusted, the position of the workpiece positioning core rod 100 is adjusted, and the positioning assembly 40 is suitable for positioning the workpieces 10 of different specifications and different shapes.

When the welding fixture is used, a worker only needs to clamp a first bracket 11 and a second bracket 12 which form a workpiece 10 to be machined together, the first bracket 11 and the second bracket 12 are placed on a first guide rail 230, a first air cylinder 210 drives a material pushing block 220 to push the workpiece 10 to an electrode assembly 30, then a second air cylinder 310 pushes a mounting seat 300 to move towards the electrode assembly 30, a pressing block 430 in a pressing piece 400 presses the workpiece 10, then an air cylinder assembly 500 pushes the workpiece positioning core rod 100 to approach the electrode assembly 30, the workpiece positioning core rod 100 is inserted into a through groove 13 of the workpiece 10, the positions of the first bracket 11 and the second bracket 12 are accurately positioned, then the electrode assembly 30 is controlled to weld the workpiece 10, after welding is completed, a third air cylinder 410 pushes back, the mounting seat 310 is driven by the second air cylinder 310 to leave the electrode assembly 30, then the third air cylinder 410 pushes back, the workpiece 430 is not pressed against the workpiece 10, the air cylinder assembly 500 drives the workpiece positioning core rod 100 to retract, the workpiece 10 on the workpiece positioning core rod 100 is separated from the workpiece positioning core rod 100 under the limiting blocking plate 320, and then the pressing block 10 positioned below the workpiece is dropped into a magazine (a receiving process), and a magazine is marked in a process.

Referring to fig. 12, in some embodiments, a workpiece positioning mandrel 100 includes a positioning member 110, and the positioning member 110 is fixedly mounted to a processing tool.

Referring to fig. 13, the positioning element 110 includes a positioning rod 111, a positioning block 112 and a positioning rod 113, the positioning rod 111 is provided with an insertion hole 1111 at the center, the positioning block 112 is divided into a sliding block 1121 and a positioning portion 1122, the sliding block 1121 is inserted into the positioning rod 111 in a sliding manner, the sliding area of the sliding block 1121 of the positioning rod 111 is communicated with the insertion hole 1111, the sliding block 1121 is moved in the insertion hole 1111 by the positioning rod 113 so that the sliding block 1121 is close to or away from the insertion hole 1111 in the positioning rod 111, and the positioning portion 1122 is fixed to the positioning rod 111 by a bolt.

Specifically, the side of the positioning portion 1122 away from the sliding block 1121 is set to be a curved surface.

In some specific embodiments, the positioning blocks 112 are arranged in an annular array on the positioning rod 111, and the positioning blocks 112 are arranged in at least three groups, preferably four groups, on the positioning rod 111.

Specifically, the positioning rod 113 includes a sliding portion 1131 and a threaded portion 1132, the sliding portion 1131 and the sliding block 1121 are provided in a tapered shape that matches each other, and the threaded portion 1132 is screwed to one end of the positioning rod 111. During the use, through rotating the locating lever 113, make screw thread portion 1132 and location stick 111 screw-thread fit, thereby make the slider 1131 move in jack 1111, when slider 1131 moves to jack 1111 inside, because slider 1131 and jack 1111 set up the shape that has the tapering that matches each other, thereby make slider 1131 extrude slider 1121, make slider 1121 and location portion 1122 keep away from jack 1111 and move, fix location portion 1122 on location stick 111 through the bolt after the removal is accomplished, and then adjust the holistic external diameter of setting element 110, make setting element 110 be applicable to the work piece 10 of the logical groove 13 in different apertures.

In some specific embodiments, an end of the positioning rod 113 away from the sliding portion 1131 is provided with a rotating portion 1133, and an end of the rotating portion 1133 is provided with a hexagon socket. The hexagonal socket provided in the rotating part 1133 facilitates the rotation of the rotating part 1133 and the positioning rod 113 as a whole by using a tool.

In practical applications, lubricating oil is filled between the insertion hole 1111 and the sliding portion 1131 to make the sliding block 1121 slide smoothly in the positioning rod 111, and also to make the sliding portion 1131 and the sliding block 1121 slide smoothly in direct opposition to each other, so as to facilitate the adjustment of the position of the sliding block 1121 in the positioning rod 111.

In a specific arrangement, an end of the sliding block 1121, which is inserted into the workpiece 10, is configured to be a tapered surface portion, so that the sliding block 1121 is inserted into the through groove 13 between the first bracket 11 and the second bracket 12.

Referring to fig. 14 and 15, in some other embodiments, the workpiece positioning mandrel further comprises a connecting member 120 and an adjusting member 130, the connecting member 120 is used for connecting the adjusting member 130 with the positioning member 110, and the adjusting member 130 is used for fixing the workpiece positioning mandrel to the apparatus.

Specifically, the adjusting member 130 includes a connecting block 131, a mounting sleeve 132, a limiting bolt 133 and a mounting block 135, the connecting block 131 agrees with the fixing of the connecting member 120, a sliding slot 134 is disposed inside the mounting sleeve 132, one end of the connecting block 131 far from the connecting member 120 is slidably mounted inside the sliding slot 134, one end of the mounting block 135 is fixed to the mounting sleeve 132, the other end of the mounting block 135 is fixedly mounted to the workpiece processing equipment, the limiting bolt 133 movably penetrates through the mounting sleeve 132, the limiting bolt 133 is fixed to the connecting block 131 through a thread, the workpiece 10 includes a first bracket 11 and a second bracket 12, the first bracket 11 and the first bracket 11 directly form a through slot 13, the positioning member 110 is inserted into the through slot 13 when positioning the workpiece 10, a gap exists between the sliding slot 134 and the connecting block 131 in one direction, the connecting block 131 is movably disposed inside the mounting sleeve 132 along the direction from the first bracket 11 to the second bracket 12, and the limiting bolt 133 can limit the movement of the connecting block 131 in the other direction of the mounting sleeve 132.

Lubricating oil should be filled in the sliding groove 134, so that the smoothness of the sliding of the connecting block 131 in the sliding groove 134 is improved, in an actual processing scene, after the first bracket 11 and the second bracket 12 are clamped in advance, when the positioning element 110 is inserted into the through groove 13, because the pre-installation accuracy of the first bracket 11 and the second bracket 12 is not high, the positioning element 110 is not easily inserted into the through groove 13, the positioning element 110 abuts against the first bracket 11 and the second bracket 12, so that the position and the angle between the first bracket 11 and the second bracket 12 are wrong, the probability that the first bracket 11 and the second bracket 12 become defective products after welding is higher, the connecting block 131 can move in the sliding groove 134 within a certain range (the moving distance range is 1 mm to 2 mm), the positioning element 110 can move along the direction from the first bracket 11 to the second bracket 12, the position and angle probability between the first bracket 11 and the second bracket 12 when the positioning element 110 is inserted into the through groove 13 is reduced, and therefore, the variation in the distance between the first bracket 11 and the second bracket 12 is within the allowable error range of 1 mm, and the defective products are reduced by 10 mm.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A double-sided welding machine for a steering bracket of an automobile shock absorber is used for welding a workpiece and is characterized by comprising

Welding a frame;

the welding machine comprises an electrode assembly, a welding machine frame and a welding machine, wherein a power supply assembly of the electrode assembly and an electric element of the whole equipment are arranged in the welding machine frame, and the electrode assembly is used for welding a workpiece;

the positioning assembly comprises a workpiece positioning core rod, a pushing piece, a mounting seat, a pressing piece and a cylinder assembly, the mounting seat is slidably mounted on a welding machine frame, the pushing piece is used for pushing a workpiece to an electrode assembly, a second cylinder is fixedly mounted on the welding machine frame and used for driving the mounting seat to move, the cylinder assembly is fixed on the mounting seat, the workpiece positioning core rod is fixed at the telescopic end of the cylinder assembly, the workpiece comprises a first bracket and a second bracket, the first bracket and the second bracket are directly provided with a through groove, the workpiece positioning core rod is used for being inserted into the through groove, the pressing piece is used for pressing the first bracket on the workpiece positioning core rod, a material blocking plate is fixed at one end, far away from the cylinder assembly, of the mounting seat, and the material blocking plate is used for limiting and dropping off the workpiece welded on the workpiece positioning core rod.

2. The double-sided welder of the steering bracket of the automobile shock absorber according to claim 1, wherein the pusher comprises a first cylinder, a pusher block and a first guide rail, the first cylinder and the first guide rail are fixed on the welding stand, the pusher block is fixed on a telescopic end of the first cylinder, and the pusher block is slidably mounted on the first guide rail.

3. The double-sided welding machine for the automobile shock absorber steering brackets as claimed in claim 1, wherein the cylinder assembly comprises a right-angle plate, a fourth cylinder and an adjusting assembly, the right-angle plate is fixed on the mounting seat, the fourth cylinder is fixed on the right-angle plate through the adjusting assembly, the adjusting assembly is used for adjusting the mounting position of the fourth cylinder on the right-angle plate, and the telescopic end of the fourth cylinder penetrates through the right-angle plate.

4. The double-sided welding machine for the steering brackets of the automobile shock absorbers according to claim 3, wherein the adjusting assembly comprises a first adjusting plate and a second adjusting plate, a first limit slider is arranged on the square plate, a first limit chute is formed in the first adjusting plate, the first adjusting plate is slidably mounted in the square plate through sliding fit of the first limit slider and the first limit chute, a first bolt positioning clamp is fixed on the square plate, a first locking bolt is installed on the first adjusting plate through threads, the position of the first adjusting plate on the square plate is positioned through cooperation of the first bolt positioning clamp and the first locking bolt, and a fourth cylinder is mounted in the first adjusting plate.

5. The double-sided welding machine for the steering bracket of the automobile shock absorber as claimed in claim 4, wherein the second adjusting plate is arranged between the fourth cylinder and the first adjusting plate, one side of the first adjusting plate, which is far away from the right-angle plate, is provided with a second limiting sliding block, the second adjusting plate is provided with a second limiting sliding groove corresponding to the second limiting sliding block, the second adjusting plate is slidably mounted on the first adjusting plate through the matching of the second limiting sliding groove and the second limiting sliding block, a second bolt positioning clamp is fixed on the first adjusting plate, a second locking bolt is installed on the second adjusting plate through threads, the second adjusting plate is positioned with the first adjusting plate through the matching of the second bolt positioning clamp and a second locking bolt, and the directions of the first locking bolt and the second locking bolt are vertically arranged on one surface.

6. The double-sided welding machine for the steering bracket of the automobile shock absorber as claimed in claim 1, wherein the pressing member comprises a third cylinder, a fixing block and a pressing block, the third cylinder is fixed on the mounting seat, the fixing block is fixed on a telescopic end of the third cylinder, and the pressing block is fixed on the fixing block.

7. The double-sided welding machine for the steering bracket of the automobile shock absorber as claimed in claim 1, wherein the workpiece positioning core rod comprises a positioning member, the positioning member comprises a positioning rod, a positioning block and a positioning rod, the positioning rod is provided with an insertion hole at the center, the positioning block comprises a sliding block and a positioning portion, the sliding block is slidably inserted into the positioning rod, the positioning rod moves in the insertion hole to enable the sliding block to be close to or far away from the insertion hole in the positioning rod, and the positioning portion is fixed on the positioning rod through a bolt.