An automobile sheet metal part welding support device

Abstract

The application discloses a kind of automobile sheet metal welding support devices, it is related to automobile parts processing field, including base and welding table, the middle part of the welding table is equipped with installation slot, the installation slot in the middle part of the welding table is rotatably connected with No. two bidirectional screw rod, the installation slot in the both sides of the welding table is fixedly connected with limiting rod, the outer wall of No. two bidirectional screw rod is threadedly connected with mounting block, the mounting block is located in the inside of installation slot, the outer wall of two The limiting rod is slidably connected with sliding block.In the application, by the design of three clamping blocks rotating each other, when clamping and fixing irregular part of automobile sheet metal, No. three clamping block can rotate according to the contour of irregular part of automobile sheet metal, so that one side of No. three clamping block is always attached to irregular part of automobile sheet metal, so that the clamping stability of irregular part of automobile sheet metal is improved, and the welding quality of automobile sheet metal is improved.

Description

TECHNICAL FIELD

[0001] The application relates to the field of automobile part processing, and particularly relates to a welding support device for automobile sheet metal parts. BACKGROUND

[0002] Automobiles are common traffic tools, and the automobile manufacturing industry in China is developing rapidly and gradually becomes one of the pillar industries in China. In automobile body accessories, there are various sheet metal parts. Such parts need to be welded during processing. A welding support device needs to be used during the welding of the sheet metal parts.

[0003] In the prior art, a new energy automobile sheet metal part positioning and welding device (patent number: CN218284074U) comprises a guide frame, a support frame, a connecting shaft, a gear, a first rack and a second rack. The front and rear of the right side of the top of the guide frame are connected with the support frames. The front and rear of the left side of the bottom of the guide frame are also connected with the support frames. The front and rear sides of the middle of the guide frame are rotatably connected with the connecting shafts. The connecting shafts are connected with the gears. The right side of the guide frame is slidably connected with the first rack. The first rack is meshed with the gear on the same side. The left side of the guide frame is slidably connected with the second rack.

[0004] However, in the above patent, the fixed plate is a planar structure, and the automobile sheet metal part has a special-shaped part. When the planar fixed plate is used to fix the automobile sheet metal part, the irregular part of the automobile sheet metal part cannot be effectively extruded and fixed. During welding, the automobile sheet metal part may slip, which leads to a decrease in the welding quality of the automobile sheet metal part and limits the use. SUMMARY

[0005] The application aims to provide a welding support device for automobile sheet metal parts to solve the problem that the fixed plate is a planar structure, and the automobile sheet metal part has a special-shaped part. When the planar fixed plate is used to fix the automobile sheet metal part, the irregular part of the automobile sheet metal part cannot be effectively extruded and fixed. During welding, the automobile sheet metal part may slip, which leads to a decrease in the welding quality of the automobile sheet metal part and limits the use.

[0006] In order to achieve the above object, the present application provides the following technical scheme: a kind of automobile sheet metal welding support device, including base and welding table, the middle part of the welding table is equipped with three installation grooves, one of the installation grooves is rotatably connected with No. two bidirectional screw rod, the other two installation grooves are all fixedly connected with limiting rod, the outer wall of the No. two bidirectional screw rod is threadedly connected with mounting block, the mounting block is located in the inside of installation groove, the outer wall of two limiting rods is slidably connected with sliding block, two sliding blocks are located in the inside of installation groove, the top of the sliding block and mounting block is fixedly connected with fixed plate, the bottom end middle part of the fixed plate is located in mounting block, two sliding blocks are located at the two sides of mounting block, one side of the fixed plate is rotatably connected with No. one clamping block, one side of the No. one clamping block is rotatably connected with No. two clamping block, two No. two clamping blocks are located in the middle part of one side of No. one clamping block, one side of the No. two clamping block is rotatably connected with No. three clamping block, two No. three clamping blocks are located in the middle part of one side of No. two clamping block, one end of the No. two bidirectional screw rod is fixedly connected with rotary table, and the No. two bidirectional screw rod is located in the middle part of one side of rotary table.

[0007] Preferably, the upper side of the base is fixedly connected with a fixed seat, the inside of the fixed seat is rotatably connected with a No. one rotating rod, the middle part of one side of the No. one rotating rod is provided with a No. two rotating rod, the middle part of one side of the No. two rotating rod is rotatably connected with the middle part of one side of the No. one rotating rod, the upper side of the base is rotatably connected with a No. one bidirectional screw rod, and the two ends of the No. one rotating rod are rotatably connected with a synchronous rod.

[0008] Preferably, the upper side of the base is fixedly connected with a sliding rod, the outer wall of the No. one bidirectional screw rod is threadedly connected with a moving plate, two moving plates are located at the two sides of the No. one bidirectional screw rod, the moving plate is slidably connected with the sliding rod, the two ends of the moving plate are fixedly connected with a support rod, one end of the support rod is rotatably connected with one end of the No. two rotating rod, one end of the support rod is rotatably connected with a reinforcing wheel, and the reinforcing wheel is rollingly connected with the upper side of the base.

[0009] Preferably, the bottom end side of the welding table is fixedly connected with a mounting rod, one end of the No. one rotating rod is rotatably connected with a connecting piece, and the connecting piece is slidably connected with the outer wall of the mounting rod.

[0010] Preferably, the bottom end other side of the welding table is fixedly connected with a fixed rod, one end of the No. two rotating rod is rotatably connected with one end of the fixed rod.

[0011] Preferably, the upper side of the welding table is provided with a square groove.

[0012] Preferably, the upper part of the two square grooves is fixedly connected with a protective net, the top end of the protective net and the top end of the welding table are in the same plane, the inside of the two square grooves is fixedly connected with an activated carbon plate, and the inside of the two square grooves is provided with a fan.

[0013] Preferably, the activated carbon plate is located below the protective net, and the fan is located below the activated carbon plate.

[0014] Preferably, the bottom end of the welding table is fixedly connected with a collecting box at the middle part, the collecting box is communicated with the square groove, and the collecting box is located directly below the square groove.

[0015] Preferably, a speed reducer motor is fixedly connected to the middle part of one side of the base, and the output end of the speed reducer motor is fixedly connected to one end of the first bidirectional screw rod.

[0016] Compared with the prior art, the automobile sheet metal part welding support device has the following beneficial effects:

[0017] 1、In the automobile sheet metal part welding support device, the three clamping blocks can rotate according to the contour of the irregular part of the automobile sheet metal part when the irregular part of the automobile sheet metal part is clamped and fixed, so that one side of the third clamping block is always attached to the irregular part of the automobile sheet metal part, the clamping stability of the irregular part of the automobile sheet metal part is improved, and the welding quality of the automobile sheet metal part is improved.

[0018] 2、In the automobile sheet metal part welding support device, the welding table can be lifted and lowered, so that the height of the welding table can be adjusted according to the height of the worker when the worker uses the device, and the convenience of welding the automobile sheet metal part is improved.

[0019] 3、In the automobile sheet metal part welding support device, the smoke generated when the automobile sheet metal part is welded is effectively adsorbed by the suction force generated by the rotation of the fan, and the smoke is adsorbed by the activated carbon plate after passing through the protective net, so that the processing environment during the processing of the automobile sheet metal part is improved, the health problems caused by the inhalation of the smoke generated by welding are reduced, and the health of the user is protected. DETAILED DESCRIPTION

[0020] Figure 1 It is a perspective structural schematic view of the automobile sheet metal part welding support device;

[0021] Figure 2 It is a connection relationship schematic view between the first rotating rod and the welding table in the automobile sheet metal part welding support device;

[0022] Figure 3 It is a position relationship schematic view between the collecting box and the welding table in the automobile sheet metal part welding support device;

[0023] Figure 4 It is the internal structure schematic view of square groove in the automobile sheet metal part welding support device of the application;

[0024] Figure 5 It is the position relation schematic view of mounting block, sliding block and fixed plate in the automobile sheet metal part welding support device of the application;

[0025] Figure 6 It is the connection relation schematic view among three clamping blocks in the automobile sheet metal part welding support device of the application;

[0026] Figure 7 It is the connection principle schematic view among three clamping blocks in the automobile sheet metal part welding support device of the application.

[0027] In the figure: 1, base; 11, fixed seat; 12, No. 1 rotating rod; 13, No. 2 rotating rod; 14, support rod; 15, reinforcing wheel; 16, moving plate; 17, No. 1 bidirectional screw rod; 18, sliding rod; 19, speed reducer motor; 2, connecting piece; 21, mounting rod; 22, fixed rod; 23, synchronous rod; 24, welding table; 25, mounting groove; 26, No. 2 bidirectional screw rod; 27, limiting rod; 28, square groove; 29, activated carbon plate; 3, protective net; 31, fan; 32, rotating disc; 33, collection box; 4, fixed plate; 41, mounting block; 42, sliding block; 43, No. 1 clamping block; 44, No. 2 clamping block; 45, No. 3 clamping block. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the application will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application. Based on the embodiments in the application, all the other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the application. Embodiment one

[0029] Reference Figures 1-7The automobile sheet metal part welding support device shown, including base 1 and welding table 24, the middle part of welding table 24 is provided with three installation grooves 25, one of the installation grooves 25 is rotatably connected with No.2 bidirectional screw rod 26, the other two installation grooves 25 are fixedly connected with limiting rods 27, the outer wall of No.2 bidirectional screw rod 26 is threadedly connected with installation block 41, installation block 41 is located in the inside of installation groove 25, the outer wall of two limiting rods 27 is slidably connected with sliding blocks 42, two sliding blocks 42 are located in the inside of installation groove 25, the top of sliding block 42 and installation block 41 is fixedly connected with fixed plate 4, installation block 41 is located in the middle part of the bottom of fixed plate 4, two sliding blocks 42 are located on the two sides of installation block 41, one side of fixed plate 4 is rotatably connected with No.1 clamping block 43, one side of No.1 clamping block 43 is rotatably connected with No.2 clamping block 44, two No.2 clamping blocks 44 are located in the middle part of one side of No.1 clamping block 43, one side of No.2 clamping block 44 is rotatably connected with No.3 clamping block 45, two No.3 clamping blocks 45 are located in the middle part of one side of No.2 clamping block 44, one end of No.2 bidirectional screw rod 26 is fixedly connected with rotating disc 32, one side of No.2 bidirectional screw rod 26 is located in the middle part of rotating disc 32.

[0030] In the embodiment, by rotating the rotating disc 32, because one end of the rotating disc 32 is rotatably connected with the No.2 bidirectional screw rod 26, the outer wall of the No.2 bidirectional screw rod 26 is threadedly connected with the installation block 41, because the outer wall of the two limiting rods 27 is slidably connected with the sliding blocks 42, and the top of the two sliding blocks 42 and the installation block 41 are fixedly connected with the bottom of the fixed plate 4, when the rotating disc 32 rotates to drive the No.2 bidirectional screw rod 26 to rotate, it will drive the fixed plate 4 to move, when the two fixed plates 4 move to the center of the welding table 24, the No.3 clamping blocks 45 installed on one side of the two fixed plates 4 will extrude and fix the automobile sheet metal part to be welded, when the automobile sheet metal part to be welded has irregularities, because the No.3 clamping blocks 45 are rotatably connected with the No.2 clamping blocks 44, the No.2 clamping blocks 44 are rotatably connected with the No.1 clamping block 43, and the No.1 clamping block 43 is rotatably connected with one side of the fixed plate 4, when one side of the No.3 clamping block 45 extrudes and fixes the irregular part of the automobile sheet metal part to be welded, the No.3 clamping block 45 will rotate along the contour of the irregular part of the automobile sheet metal part to be welded, when the irregular part of the automobile sheet metal part to be welded has a large volume and a long contour, the No.3 clamping block 45 will rotate to the limit position, at this time, the No.3 clamping block 45 will drive the No.2 clamping block 44 to rotate, when the No.2 clamping block 44 rotates to the limit position, the No.2 clamping block 44 will drive the No.1 clamping block 43 to rotate, in order to clamp and fix the large volume irregular part of the automobile sheet metal part to be welded, the stability of clamping the irregular part of the automobile sheet metal part is improved. Embodiment two

[0031] According to Figure 1 , Figure 2 andFigure 3 As shown, the upper side of the base 1 is fixedly connected with a fixed seat 11, the inside of the fixed seat 11 is rotatably connected with a first rotating rod 12, the middle of one side of the first rotating rod 12 is provided with a second rotating rod 13, the middle of one side of the second rotating rod 13 is rotatably connected with the middle of one side of the first rotating rod 12, the upper side of the base 1 is rotatably connected with a first bidirectional screw rod 17, the two ends of the two first rotating rods 12 are rotatably connected with a synchronous rod 23, the upper side of the base 1 is fixedly connected with a sliding rod 18, the outer wall of the first bidirectional screw rod 17 is threadedly connected with a moving plate 16, the two moving plates 16 are located on the two sides of the first bidirectional screw rod 17, the moving plate 16 is slidably connected with the sliding rod 18, the two ends of the moving plate 16 are fixedly connected with a supporting rod 14, one end of the supporting rod 14 is rotatably connected with one end of the second rotating rod 13, one end of the supporting rod 14 is rotatably connected with a reinforcing wheel 15, the reinforcing wheel 15 is rollingly connected with the upper side of the base 1, the bottom end of one side of the welding table 24 is fixedly connected with a mounting rod 21, one end of the first rotating rod 12 is rotatably connected with a connecting piece 2, the connecting piece 2 is slidably connected with the outer wall of the mounting rod 21, the bottom end of the other side of the welding table 24 is fixedly connected with a fixed rod 22, one end of the second rotating rod 13 is rotatably connected with one end of the fixed rod 22, the upper side of the welding table 24 is provided with a square groove 28.

[0032] In this embodiment, when the speed reducer 19 works, because the output end of the speed reducer 19 is fixedly connected with one end of the first bidirectional screw rod 17, and the first bidirectional screw rod 17 is rotatably connected with the base 1, and because the outer wall of the first bidirectional screw rod 17 is threadedly connected with the moving plate 16, and the moving plate 16 is slidably connected with the sliding rod 18 fixedly connected with the upper side of the base 1, when the first bidirectional screw rod 17 rotates, it will drive the moving plate 16 to move, because the two sides of the moving plate 16 are fixedly connected with the supporting rod 14, and one end of the supporting rod 14 is rotatably connected with the second rotating rod 13, and the middle of the second rotating rod 13 is rotatably connected with the middle of the first rotating rod 12, and the lower end of the first rotating rod 12 is rotatably connected with the fixed seat 11, and the bottom end of the fixed seat 11 is fixedly connected with the upper side of the base 1, when the first bidirectional screw rod 17 rotates to drive the moving plate 16 to move, it will make the first rotating rod 12 and the second rotating rod 13 to do opening and closing motion between the two ends of the first rotating rod 12 and the second rotating rod 13 with the middle connection of the first rotating rod 12 and the second rotating rod 13 as the center, at this time, the vertical height between the upper end of the first rotating rod 12 and the second rotating rod 13 and the upper side of the base 1 will also change, because the upper end of the second rotating rod 13 is rotatably connected with the bottom end of the welding table 24, and the upper end of the first rotating rod 12 is rotatably connected with the connecting piece 2, and the inside of the connecting piece 2 is slidably connected with the mounting rod 21, and the mounting rod 21 is fixedly connected with the bottom end of the welding table 24, when the first rotating rod 12 and the second rotating rod 13 do opening and closing motion between the two ends of the first rotating rod 12 and the second rotating rod 13 with the middle connection of the first rotating rod 12 and the second rotating rod 13 as the center, it will make the welding table 24 change in vertical position, that is, it will rise and fall. Example three

[0033] According to Figure 3 and Figure 4 As shown in the figure, the upper part of the welding table 24 is provided with a square groove 28, two square grooves 28 are located on both sides of the middle part of the second bidirectional screw rod 26, the upper part of the two square grooves 28 is fixedly connected with the protective net 3, the top end of the protective net 3 and the top end of the welding table 24 are in the same plane, the inside of the two square grooves 28 is fixedly connected with the activated carbon plate 29, the inside of the two square grooves 28 is installed with the fan 31, the activated carbon plate 29 is located below the protective net 3, the fan 31 is located below the activated carbon plate 29, the bottom end of the welding table 24 is fixedly connected with the collecting box 33, the collecting box 33 is communicated with the square groove 28, the collecting box 33 is located directly below the square groove 28, the middle part of the side of the base 1 is fixedly connected with the speed reducer 19, the output end of the speed reducer 19 and one end of the first bidirectional screw rod 17 are fixedly connected.

[0034] In this embodiment, a certain amount of smoke will be generated when welding the automobile sheet metal parts that need to be welded, and the health of the workers will be damaged if they inhale the smoke. When the automobile sheet metal parts that need to be welded are welded to generate smoke, start the fan 31. The fan 31 will generate a certain suction force when it is working, and the generated smoke will be sucked. The sucked smoke will be adsorbed by the activated carbon plate 29 after passing through the protective net 3. The smoke passing through the activated carbon plate 29 will enter the collecting box 33.

[0035] The use method and working principle of the device: when the user uses it, first check whether the device is damaged, confirm that the device is not damaged, put the automobile sheet metal parts that need to be welded into the middle part of the top end of the welding table 24, then rotate the rotating disc 32 to drive the two fixed plates 4 to move towards the center of the welding table 24, the three clamping blocks 45 installed on one side of the fixed plate 4 will clamp and fix the automobile sheet metal parts that need to be welded, and the three clamping blocks 45 can rotate according to the contour of the irregular part of the automobile sheet metal parts, so that one side of the three clamping blocks 45 always adheres to one side of the irregular part of the automobile sheet metal parts, so that the clamping of the automobile sheet metal parts during welding is more stable. When the height of the welding table 24 needs to be adjusted, start the speed reducer 19. The speed reducer 19 will drive the first bidirectional screw rod 17 to rotate when it is working. The rotation of the first bidirectional screw rod 17 will drive the first rotating rod 12 and the second rotating rod 13 to do opening and closing motion around the middle connection of the first rotating rod 12 and the second rotating rod 13. Therefore, when the first rotating rod 12 and the second rotating rod 13 do opening and closing motion around the middle connection of the first rotating rod 12 and the second rotating rod 13, the position of the welding table 24 in the vertical direction will change, that is, it will rise and fall. The smoke generated during welding will be adsorbed by the activated carbon plate 29 through the fan 31.

[0036] Although the present application has been described in detail with reference to the foregoing embodiments, the technical solutions recorded in the foregoing embodiments can be modified, or some of the technical features can be replaced by equivalent features, by those skilled in the art, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A welding support device for automobile sheet metal parts, comprising a base (1) and a welding table (24), characterized in that: The welding table (24) is provided with three mounting grooves (25) in the middle, wherein a second bidirectional screw (26) is rotatably connected in one of the mounting grooves (25), and a limiting rod (27) is fixedly connected in the other two mounting grooves (25), and the outer wall of the second bidirectional screw (26) is threadedly connected to a mounting block (41), and the mounting block (41) is located inside the mounting groove (25). The outer walls of the two limiting rods (27) are slidably connected to a slider (42), and the two sliders (42) are located inside the mounting groove (25). The top ends of the slider (42) and the mounting block (41) are fixedly connected to a fixing plate (4), and the mounting block (41) is located on the fixing plate (41). ), the two sliders (42) are located on both sides of the mounting block (41), one side of the fixing plate (4) is rotatably connected to the No. 1 clamping block (43), one side of the No. 1 clamping block (43) is rotatably connected to the No. 2 clamping block (44), the two No. 2 clamping blocks (44) are located at two middle parts of one side of the No. 1 clamping block (43), one side of the No. 2 clamping block (44) is rotatably connected to the No. 3 clamping block (45), the two No. 3 clamping blocks (45) are located at two middle parts of one side of the No. 2 clamping block (44), one end of the No. 2 bidirectional screw (26) is fixedly connected to the turntable (32), and the No. 2 bidirectional screw (26) is located at the middle part of one side of the turntable (32); The top of the base (1) is fixedly connected to a fixed seat (11), the interior of the fixed seat (11) is rotatably connected to a No. 1 rotating rod (12), a No. 2 rotating rod (13) is provided in the middle of one side of the No. 1 rotating rod (12), the middle of one side of the No. 2 rotating rod (13) is rotatably connected to the middle of one side of the No. 1 rotating rod (12), the top of the base (1) is rotatably connected to a No. 1 bidirectional screw (17), and a synchronization rod (23) is rotatably connected between one end of the two No. 1 rotating rods (12); the top of the base (1) is fixedly connected to a sliding rod (18), the outer wall of the No. 1 bidirectional screw (17) is threadedly connected to a movable plate (16), the two movable plates (16) are located on both sides of the No. 1 bidirectional screw (17), and the movable plates (16) is slidably connected to the sliding rod (18), both ends of the movable plate (16) are fixedly connected to the support rod (14), one end of the support rod (14) is rotatably connected to one end of the second rotating rod (13), one end of the support rod (14) is rotatably connected to the reinforcement wheel (15), and the reinforcement wheel (15) is rollingly connected to the top of the base (1); a square groove (28) is provided above the welding table (24); a protective net (3) is fixedly connected to the top of the two square grooves (28), the top of the protective net (3) and the top of the welding table (24) are on the same plane, the inside of the two square grooves (28) are fixedly connected to the activated carbon plate (29), and the inside of the two square grooves (28) are installed with a fan (31).

2. The automobile sheet metal welding support device according to claim 1, characterized in that: One side of the bottom end of the welding platform (24) is fixedly connected to a mounting rod (21), one end of the first rotating rod (12) is rotatably connected to a connecting piece (2), and the connecting piece (2) is slidably connected to the outer wall of the mounting rod (21).

3. The automobile sheet metal welding support device according to claim 2, characterized in that: A fixed rod (22) is fixedly connected to the other side of the bottom end of the welding table (24), and one end of the second rotating rod (13) is rotatably connected to one end of the fixed rod (22).

4. The automobile sheet metal welding support device according to claim 1, characterized in that: The activated carbon plate (29) is located below the protective net (3), and the fan (31) is located below the activated carbon plate (29).

5. The automobile sheet metal welding support device according to claim 1, characterized in that: Two locations in the middle of the bottom end of the welding platform (24) are fixedly connected to a collection box (33), the collection box (33) is in communication with the square groove (28), and the collection box (33) is located directly below the square groove (28).

6. The automobile sheet metal welding support device according to claim 1, characterized in that: A reduction motor (19) is fixedly connected to the middle of one side of the base (1), and an output end of the reduction motor (19) is fixedly connected to one end of a No. 1 bidirectional screw (17).

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