Electric vehicle accessory welding stand

Abstract

The application discloses an electric vehicle accessory welding frame, which comprises a supporting bottom plate, supporting legs connected below the supporting bottom plate, a supporting top plate connected above the supporting bottom plate through supporting columns, a welding mechanism connected above the supporting top plate, a supporting table connected at the side of the supporting bottom plate, a rocker arm and a first air cylinder connected on the supporting table in a direction away from the supporting bottom plate, a control seat connected to the power output end of the first air cylinder, two groups of the rocker arms symmetrically arranged, the bottom parts of the two groups of the rocker arms hinged to the supporting table, the control seat connected to the rocker arms through a crank mechanism to control the opening and closing of the rocker arms, a positioning plate connected to the top part of the rocker arm, a limiting plate vertically placed between the two groups of the positioning plates connected to the top part of the control seat, a second air cylinder connected to one end of the rocker arm facing the first air cylinder, and a pressing plate connected to the power output end of the second air cylinder and penetrating through the positioning plate. The electric vehicle accessory welding frame is simple in operation, can assist in positioning and fixing accessories, improves the butt joint efficiency of a welding surface, and effectively guarantees the welding quality of accessories.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of electric vehicle accessory processing, and particularly relates to an electric vehicle accessory welding frame. BACKGROUND

[0002] Electric vehicle accessories cannot be processed without welding operation, and the splicing of the accessories is completed through welding to improve the structural stability of the accessories.

[0003] Most of the welding of accessories requires splicing alignment, especially the welding of hub steel rings, and the splicing state needs to be kept in order to ensure the welding quality. However, in the prior art, most welding frames are fixed by clamping the accessories through various adjusting mechanisms, which can align the welding surface, but the operation is complicated, and the actual operation process is prone to deviation, which needs to be adjusted repeatedly, thereby affecting the welding efficiency. SUMMARY

[0004] The purpose of the application is to provide an electric vehicle accessory welding frame which is simple to operate, can assist in positioning and fixing the accessories, improves the splicing efficiency of the welding surface, and effectively ensures the welding quality of the accessories.

[0005] To achieve the above purpose, the electric vehicle accessory welding frame comprises a supporting bottom plate, a supporting leg connected below the supporting bottom plate, a supporting top plate connected above the supporting bottom plate through a supporting column, a welding mechanism connected above the supporting top plate, a supporting table connected to the side of the supporting bottom plate, a rocker arm and a first air cylinder connected in a direction away from the supporting bottom plate on the supporting table, a control seat connected to the power output end of the first air cylinder, two groups of rockers symmetrically arranged, the bottoms of the two groups of rockers being hingedly connected to the supporting table, the control seat being connected to the control rocker through a crank mechanism, a positioning plate connected to the top of the rocker, a limiting plate vertically placed between the two groups of positioning plates connected to the top of the control seat, a second air cylinder connected to one end of the rocker facing the first air cylinder, and a pressing plate connected to the power output end of the second air cylinder through the positioning plate.

[0006] As a further scheme of the application, the welding mechanism comprises a third air cylinder embedded and installed on the supporting top plate, the power output end of the third air cylinder being connected to a guide mounting seat, the top of the guide mounting seat being connected to an electric push rod, and the power output end of the electric push rod being connected to a welding gun.

[0007] As a further scheme of the application, a connecting block is arranged on the power push rod of the electric push rod close to the welding gun, a guide column is connected to the connecting block, and the guide column is slidably inserted into the guide mounting seat.

[0008] As a further scheme of the present application: the crank mechanism comprises a driving column, a driven column and a rocking handle, the driving column is connected to the control seat, the driven column is connected to the rocking arm, and the rocking handle is rotatably connected to the driving column at one end and rotatably connected to the driven column at the other end.

[0009] As a further scheme of the present application: two adjacent surfaces of the rocking arm are provided with movable grooves for lifting the driving column.

[0010] Compared with the prior art, the present application has the following beneficial effects:

[0011] The positioning plate cooperates with the limiting plate to provide auxiliary positioning for the placement of the accessory, and the pressing plate can be used to fix the aligned accessories, so as to avoid position deviation in the subsequent welding process.

[0012] The first cylinder drives the limiting plate to move downward, and at the same time, the rocking arms are driven to approach each other to make the accessory welding surfaces fit and align, which is beneficial to the subsequent welding quality and efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a structural schematic view of an electric vehicle accessory welding frame.

[0014] Figure 2 is Figure 1 a change state structure schematic.

[0015] Figure 3 is a partial structural schematic view of an electric vehicle accessory welding frame.

[0016] In the figure: 1, support leg, 2, support bottom plate, 3, support column, 4, support top plate, 5, third cylinder, 6, guide mounting seat, 7, electric push rod, 8, guide column, 9, connecting block, 10, welding gun, 11, pressing plate, 12, positioning plate, 13, limiting plate, 14, control seat, 15, second cylinder, 16, first cylinder, 17, rocking arm, 18, support table, 19, driving column, 20, driven column, 21, rocking handle, 22, movable groove. DETAILED DESCRIPTION

[0017] The present application will be further described below in conjunction with the drawings.

[0018] As Figures 1 to 3As shown, an electric vehicle accessory welding frame, including support bottom plate 2, support bottom plate 2 below connected with support leg 1, support bottom plate 2 above connected with support top plate 4 through support column 3, support top plate 4 above connected with welding mechanism, support bottom plate 2 side connected with support platform 18, support platform 18 above connected with rocker arm 17 and first cylinder 16 along the direction away from support bottom plate 2, the power output end of first cylinder 16 is connected with control seat 14, two groups of rocker arms 17 are symmetrically provided, and the bottoms of the two groups of rocker arms 17 are hingedly connected with support platform 18, control seat 14 is connected with control rocker arm 17 opening and closing through a crank mechanism, the top of rocker arm 17 is connected with positioning plate 12, the top of control seat 14 is connected with limiting plate 13 vertically placed between the two groups of positioning plates 12, one end of rocker arm 17 towards first cylinder 16 is connected with second cylinder 15, the power output end of second cylinder 15 is connected with pressing plate 11 through positioning plate 12, the accessory is supported and placed by positioning plate 12, and efficient alignment positioning can be performed in cooperation with limiting plate 13, the accessory is fixed by pressing plate 11 under the action of second cylinder 15, then the two rocker arms 17 are controlled to approach by first cylinder 16, the butt joint of the accessory is realized, and then the splicing seam can be welded by the welding mechanism.

[0019] Further, the welding mechanism comprises a third cylinder 5 embedded and installed on the support top plate 4, the power output end of the third cylinder 5 is connected with a guide mounting seat 6, the upper portion of the guide mounting seat 6 is connected with an electric push rod 7, the power output end of the electric push rod 7 is connected with a welding gun 10, the height of the welding gun 10 can be controlled through the third cylinder 5, so that the size of the accessory is adjusted, and then the electric push rod 7 is linearly moved under the power action, and the butt joint welding of the accessory is completed.

[0020] In order to avoid the path deviation of the electric push rod 7 during the movement of the welding gun 10 driven by the electric push rod 7, a connecting block 9 is arranged on the power push rod of the electric push rod 7 and close to the welding gun 10, the connecting block 9 is connected with a guide column 8, the guide column 8 is slidably inserted into the guide mounting seat 6, the guide column 8 and the guide mounting seat 6 can form a limiting and guiding effect, and the stable movement of the welding gun 10 along the linear path is ensured.

[0021] In order to realize the opening and closing control of the rocker arm 17, the crank mechanism comprises a driving column 19, a driven column 20 and a rocker handle 21, the driving column 19 is connected to the control seat 14, the driven column 20 is connected to the rocker arm 17, one end of the rocker handle 21 is rotatably connected to the driving column 19, and the other end is rotatably connected to the driven column 20, the driving column 19 is driven by the first cylinder 16 to move up and down, so that the driven column 20 is driven by the rocker handle 21 to move up and down, and the opening and closing movement of the rocker arm 17 is formed.

[0022] In order to avoid the interference of the driving column 19 during the lifting movement, the adjacent surfaces of the two rocker arms 17 are provided with movable grooves 22 for the lifting of the driving column 19.

[0023] The working process of the present application is as follows:Figure 1 As shown, the top end of the retaining plate 13 protrudes from the upper surface of the positioning plate 12, the accessory is placed on the positioning plate 12, the welding surface is fitted with the retaining plate 13, then the second cylinder 15 is used to control the downward movement of the pressing plate 11 to cooperate with the positioning plate 12 to complete the positioning and fixing of the accessory, then the first cylinder 16 is used to make the control console move downward, as shown Figure 2 As shown, the downward movement of the control console drives the retaining plate 13 to move downward, and the driving column 19 connected to the control console also moves downward synchronously, under the driving action of the driving column 19, the two rocker arms 17 move inward to approach each other, thereby making the positioning plates 12 approach each other, and the welding surfaces of the accessories are aligned and fitted, and then the welding operation can be performed on the accessories through the welding mechanism.

Claims

1. A welding frame for electric vehicle parts, comprising a supporting base plate (2), a supporting leg (1) connected below the supporting base plate (2), a supporting top plate (4) connected above the supporting base plate (2) via a supporting column (3), and a welding mechanism connected above the supporting top plate (4), characterized in that, The support base plate (2) is connected to a support platform (18) on its side. A rocker arm (17) and a first cylinder (16) are connected on the support platform (18) in the direction away from the support base plate (2). The power output end of the first cylinder (16) is connected to a control seat (14). Two sets of rocker arms (17) are symmetrically arranged. The bottom of the two sets of rocker arms (17) are respectively hinged to the support platform (18). The control seat (14) is connected to control the opening and closing of the rocker arms (17) through a crank mechanism. A positioning plate (12) is connected to the top of the rocker arm (17). A limiting plate (13) is vertically placed between the two sets of positioning plates (12) and connected to the top of the control seat (14). A second cylinder (15) is connected to the end of the rocker arm (17) facing the first cylinder (16). The power output end of the second cylinder (15) passes through the positioning plate (12) and is connected to a pressure plate (11). The top of the limiting plate (13) protrudes from the upper surface of the positioning plate 12. When the control seat (14) moves down, it will drive the limiting plate (13) to move down, and at the same time drive the two rocker arms (17) to move inward, so that the positioning plates (12) are close to each other, and the welding surfaces of the accessories are aligned and fitted.

2. The electric vehicle component welding frame according to claim 1, characterized in that, The welding mechanism includes a third cylinder (5) embedded in the support top plate (4), the power output end of the third cylinder (5) is connected to a guide mounting seat (6), an electric push rod (7) is connected above the guide mounting seat (6), and a welding torch (10) is connected to the power output end of the electric push rod (7).

3. The electric vehicle component welding frame according to claim 2, characterized in that, The electric push rod (7) has a connecting block (9) near the welding gun (10) on its power push rod. A guide post (8) is connected to the connecting block (9), and the guide post (8) is slidably inserted into the guide mounting seat (6).

4. A welding frame for electric vehicle parts according to claim 1 or 3, characterized in that, The crank mechanism includes a drive column (19), a driven column (20) and a rocker arm (21). The drive column (19) is connected to the control seat (14), the driven column (20) is connected to the rocker arm (17), and one end of the rocker arm (21) is rotatably connected to the drive column (19) and the other end is rotatably connected to the driven column (20).

5. The electric vehicle accessory welding frame according to claim 4, characterized in that, The two rocker arms (17) have movable grooves (22) on their adjacent surfaces for the drive column (19) to move up and down.

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