High-strength welding clamp for automobile chassis

Abstract

The utility model discloses a high-strength welding clamp for an automobile chassis, and relates to the technical field of automobile chassis welding. The device comprises a chassis, the top of the chassis is fixedly connected with a fixed seat, an overturning disc is arranged above the fixed seat, the bottom of the overturning disc is fixedly connected with a rotating seat, the left side and the right side of the rotating seat are fixedly connected with rotating shafts, the rotating shafts are rotatably connected with the fixed seat, and the left side of the inner side of the rotating seat is fixedly connected with a gear ring. And a supporting block is arranged in front of the gear ring. According to the utility model, the turnover disc is arranged, specifically, the motor is started to drive the gear to rotate, the gear drives the rotating seat to turn over through the gear ring, the rotating seat rotates on the fixed seat through the rotating shaft, and meanwhile, the turnover disc drives the fixed chassis to turn over together, so that different positions of the chassis are welded, the limitation is reduced, and the welding efficiency is improved. And welding is more flexible, a clamp does not need to be replaced, and welding efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the automobile chassis welding technical field especially relates to a high strength welding fixture for automobile chassis. BACKGROUND

[0002] Automobile chassis welding is a crucial link in the automobile manufacturing process, involving various technologies and methods. High-strength welding fixtures are usually used when welding automobile chassis. The existing welding fixtures mainly clamp and fix the automobile chassis in a horizontal manner, without the function of tilting, which makes it difficult for welding robots to weld the positions inside the chassis. Therefore, the operator needs to replace the chassis with other fixtures for welding work, which increases the operation steps and is inefficient. Therefore, we propose a high-strength welding fixture for automobile chassis. SUMMARY

[0003] The utility model discloses a high strength welding fixture for automobile chassis, which is characterized by setting a turnover disc. Specifically, the motor drives the gear to rotate, the gear drives the rotating seat to turn over through the gear ring, the rotating seat rotates on the fixed seat through the shaft, and the fixed chassis is turned over together with the turnover disc, so that different positions of the chassis can be welded. This not only reduces the limitations, but also makes the welding more flexible, improves the welding efficiency without replacing the fixture, solves the problem that the existing welding fixture mainly clamps and fixes the automobile chassis in a horizontal manner, without the function of tilting, which makes it difficult for welding robots to weld the positions inside the chassis, and the operator needs to replace the chassis with other fixtures for welding work.

[0004] To solve the above technical problems, the utility model is realized by the following technical schemes:

[0005] The utility model discloses a high strength welding fixture for automobile chassis, which is characterized by setting a turnover disc. Specifically, the motor drives the gear to rotate, the gear drives the rotating seat to turn over through the gear ring, the rotating seat rotates on the fixed seat through the shaft, and the fixed chassis is turned over together with the turnover disc, so that different positions of the chassis can be welded. This not only reduces the limitations, but also makes the welding more flexible, improves the welding efficiency without replacing the fixture, solves the problem that the existing welding fixture mainly clamps and fixes the automobile chassis in a horizontal manner, without the function of tilting, which makes it difficult for welding robots to weld the positions inside the chassis, and the operator needs to replace the chassis with other fixtures for welding work.

[0006] The left side of the rotating seat is fixedly connected with a gear ring, the front of the gear ring is provided with a supporting block, the bottom of the supporting block is fixedly connected with the inside bottom of the fixed seat, the right side of the supporting block is fixedly connected with a motor, the left side output end of the motor is fixedly connected with a gear, and the gear is meshed with the gear ring.

[0007] Further, the inside top of the rotating seat is fixedly connected with a bottom supporting block, the left side of the bottom supporting block is fixedly connected with a hydraulic cylinder, the front and back of the rotating seat are fixedly connected with guide rails, the right side of the top of the rotating seat is contacted with a clamping plate one, the left side of the top of the turnover disc is contacted with a clamping plate two, and two sliding grooves are formed in the inside of the turnover disc.

[0008] Further, two connecting rods are fixedly connected to the bottom of the clamping plate, outer sides of the connecting rods are in contact with inner walls of the chute, two connecting rods are fixedly connected with connecting plates at the bottom, the connecting plates are fixedly connected with connecting blocks at the bottom center, and the output end on the right side of the hydraulic cylinder is fixedly connected with the connecting block on the left side.

[0009] Further, the two connecting rods are fixedly connected with sliding blocks on the corresponding sides, the sliding blocks are in sliding connection with the outer surface of the guide rail, the connecting rods are provided with positioning grooves and threaded holes at the top, and the clamping plate is fixedly connected with two positioning blocks at the bottom.

[0010] Further, the clamping plate is inserted with two bolts one inside, the bolts one are in threaded connection with the threaded holes, the positioning blocks are inserted with the positioning grooves, and the bottom of the clamping plate is in contact with the top of the connecting rod.

[0011] Further, the clamping plate two is in contact with the positioning strip on the left side and the front, the positioning strip is fixedly connected with the top of the turnover disc at the bottom, the clamping plate two is inserted with two bolts two inside, the clamping plate two is fixedly connected with the top of the turnover disc through the bolts two, the clamping plate one and the clamping plate two are provided with protrusions on the corresponding sides, and the clamping plate one and the clamping plate two are provided in L shapes.

[0012] The utility model has the following beneficial effects:

[0013] 1, the utility model discloses a turnover disc is set up, specifically is the start motor drives gear rotation, then gear drives rotary seat overturning through gear ring, and rotary seat is rotated on the fixed base through the pivot, and the fixed bottom disc is overturned simultaneously by the turnover disc, thereby welding the different positions of the bottom disc, not only reduce the limitation, and welding is more flexible, need not to change the fixture and improve welding efficiency.

[0014] 2, the utility model discloses that the bolt one is disassembled and can take out the clamping plate one, and then the new clamping plate one is inserted with the positioning groove on the top of the connecting rod through the positioning block at the bottom, then the bolt one is installed to complete the replacement of the clamping plate one, and then the bolt two is disassembled and can take out the clamping plate two, and then the new clamping plate two is placed on the turnover disc, and then the bolt two is installed to fix the clamping plate two, convenient subsequent maintenance, and the replacement speed is fast, and the operation is convenient.

[0015] Of course, any product implementing the utility model does not necessarily need to achieve all the advantages mentioned above at the same time. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the description of the embodiments, obviously, the drawings in the following description are only some embodiments of the present application, and for the ordinary skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings.

[0017] Figure 1 It is a whole structure schematic view of the present application;

[0018] Figure 2 It is a bottom structure schematic view of the present application;

[0019] Figure 3 It is a whole structure schematic view of the present application;

[0020] Figure 4 It is a whole structure schematic view of the present application;

[0021] Figure 5 It is a bottom structure schematic view of the present application;

[0022] Figure 6 It is a whole structure schematic view of the present application.

[0023] In the drawings, the component list represented by each sign is as follows:

[0024] 1, base plate; 11, fixed seat; 12, turnover disc; 121, rotating seat; 211, rotating shaft; 212, gear ring; 213, bottom support block; 214, hydraulic cylinder; 215, guide rail; 122, clamp plate one; 221, connecting rod; 222, connecting plate; 223, connecting block; 224, sliding block; 225, bolt one; 226, positioning groove; 227, threaded hole; 228, positioning block; 123, clamp plate two; 124, sliding groove; 13, support block; 131, motor; 132, gear; 14, positioning strip; 15, bolt two. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application, obviously, the described embodiments are only some embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by the ordinary skilled in the art without creative labor are within the protection scope of the present application.

[0026] Please refer to Figures 1-6The utility model discloses a high -strength welding fixture for automobile chassis, including chassis 1, the top fixedly connected with fixed seat 11 of chassis 1, be provided with turnover disc 12 on the top of fixed seat 11, the bottom fixedly connected with rotating seat 121 of turnover disc 12, rotating seat 121 left side and right side are all fixedly connected with the pivot 211, and the pivot 211 is rotatably connected with fixed seat 11,

[0027] The utility model discloses a high -strength welding fixture for automobile chassis, including chassis 1, the top fixedly connected with fixed seat 11 of chassis 1, be provided with turnover disc 12 on the top of fixed seat 11, the bottom fixedly connected with rotating seat 121 of turnover disc 12, rotating seat 121 left side and right side are all fixedly connected with the pivot 211, and the pivot 211 is rotatably connected with fixed seat 11,

[0028] The utility model discloses a high -strength welding fixture for automobile chassis, including chassis 1, the top fixedly connected with fixed seat 11 of chassis 1, be provided with turnover disc 12 on the top of fixed seat 11, the bottom fixedly connected with rotating seat 121 of turnover disc 12, rotating seat 121 left side and right side are all fixedly connected with the pivot 211, and the pivot 211 is rotatably connected with fixed seat 11,

[0029] The utility model discloses a high -strength welding fixture for automobile chassis, including chassis 1, the top fixedly connected with fixed seat 11 of chassis 1, be provided with turnover disc 12 on the top of fixed seat 11, the bottom fixedly connected with rotating seat 121 of turnover disc 12, rotating seat 121 left side and right side are all fixedly connected with the pivot 211, and the pivot 211 is rotatably connected with fixed seat 11,

[0030] Both connecting rods 221 correspond to one side are fixedly connected with the sliding block 224, the sliding block 224 inner side and the guide rail 215 outer surface slidingly connected, connecting rod 221 top is provided with positioning slot 226 and threaded hole 227, the clamping plate one 122 bottom is fixedly connected with two positioning blocks 228, the sliding block 224 on the guide rail 215 sliding, can make movement more stable, improve the overall strength of the fixture at the same time.

[0031] The clamping plate one 122 is inserted with two bolts one 225, the bolt one 225 is screwed with the threaded hole 227, the positioning block 228 is inserted with the positioning slot 226, the clamping plate one 122 bottom contacts with the connecting rod 221 top, the positioning block 228 is inserted with the positioning slot 226, can make the threaded hole 227 align the hole on the clamping plate one 122.

[0032] The clamping plate two 123 left side and front side are contacted with the positioning strip 14, the positioning strip 14 bottom is fixedly connected with the turnover disc 12 top, the clamping plate two 123 is inserted with two bolts two 15, the clamping plate two 123 is fixedly connected with the turnover disc 12 top through the bolt two 15, the clamping plate one 122 and the clamping plate two 123 correspondingly one side are provided with the convex, the clamping plate one 122 and the clamping plate two 123 are provided with the L shape, the clamping plate two 123 contacts with the positioning strip 14 when installation, is used to play the role of positioning, facilitates the bolt two 15 installation.

[0033] One specific application of the embodiment is:

[0034] When using, the automobile chassis is placed on the turnover disc 12, then the hydraulic cylinder 214 is started to drive the connecting plate 222 to move to the left side through the connecting block 223, the connecting plate 222 drives the clamping plate one 122 to move together through the connecting rod 221, the connecting rod 221 slides in the sliding groove 124, and the sliding block 224 slides on the guide rail 215, so that the movement is more stable, and the overall strength of the fixture is improved, then the clamping plate one 122 clamps and fixes the automobile chassis under the action of cooperation with the clamping plate two 123, this mode can quickly complete the fixing work, and the contact surfaces of the clamping plate one 122 and the clamping plate two 123 with the chassis are provided with the convex, so that the friction force can be increased, and the slipping condition can be avoided, after the automobile chassis is fixed, the welding robot can perform the welding work, when welding inside the automobile chassis is needed, the motor 131 is started to drive the gear 132 to rotate, the gear 132 drives the rotating seat 121 to overturn through the gear ring 212, the rotating seat 121 rotates on the fixed seat 11 through the rotating shaft 211, and the fixed chassis is turned over together with the turnover disc 12, so that different positions of the chassis are welded, which not only reduces the limitation, but also makes the welding more flexible, the welding efficiency is improved without replacing the fixture, after the welding is completed, the hydraulic cylinder 214 is started to drive the connecting plate 222 to move to the right side through the connecting block 223 to reset, and the rotating seat 121 moves away from the chassis, so that the welded chassis can be disassembled.

[0035] When the clamping plate one 122 and the clamping plate two 123 are seriously worn and need to be replaced for a long time, the bolt one 225 is disassembled, the fixing of the clamping plate one 122 is released, then the clamping plate one 122 is pulled up and disassembled, the new clamping plate one 122 is inserted through the bottom positioning block 228 and the positioning groove 226 at the top of the connecting rod 221, the clamping plate one 122 is quickly docked, the threaded hole 227 can be aligned with the hole on the clamping plate one 122, the bolt one 225 is installed, the bolt two 15 is disassembled, the fixing of the clamping plate two 123 is released, then the clamping plate two 123 is taken out, the new clamping plate two 123 is placed on the turnover disc 12, the clamping plate two 123 is in contact with the positioning strip 14, the clamping plate two 123 is positioned, then the bolt two 15 is installed to fix the clamping plate two 123 on the turnover disc 12, the subsequent maintenance is convenient, the replacement speed is fast, and the operation is convenient.

[0036] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0037] The preferred embodiments of the above disclosed application are only used to help explain the application. The preferred embodiments do not describe all the details, nor limit the application to the specific embodiments described. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the application, so that those skilled in the art can well understand and utilize the application. The application is limited by the claims and their entire scope and equivalents.

Claims

1. A high-strength welding fixture for an automobile chassis, comprising a chassis (1), a fixed seat (11) is fixedly connected to the top of the chassis (1), a turnover disc (12) is arranged above the fixed seat (11), a rotating seat (121) is fixedly connected to the bottom of the turnover disc (12), rotating shafts (211) are fixedly connected to the left and right sides of the rotating seat (121), and the rotating shafts (211) are rotatably connected with the fixed seat (11), characterized in that; a gear ring (212) is fixedly connected to the inner left side of the rotating seat (121), a support block (13) is arranged in front of the gear ring (212), the bottom of the support block (13) is fixedly connected with the inner bottom of the fixed seat (11), a motor (131) is fixedly connected to the right side of the support block (13), a gear (132) is fixedly connected to the left side output end of the motor (131), and the gear (132) is meshingly connected with the gear ring (212).

2. The high-strength welding fixture for an automobile chassis according to claim 1, characterized by A bottom support block (213) is fixedly connected to the inner top of the rotating seat (121), a hydraulic cylinder (214) is fixedly connected to the left side of the bottom support block (213), guide rails (215) are fixedly connected to the front and back of the rotating seat (121), a clamping plate one (122) is in contact with the top right side of the rotating seat (121), a clamping plate two (123) is in contact with the top left side of the turnover disc (12), and two sliding grooves (124) are formed in the turnover disc (12).

3. The high-strength welding fixture for an automobile chassis according to claim 2, characterized by The bottom of the clamping plate one (122) is fixedly connected with two connecting rods (221), the outer sides of the connecting rods (221) are in contact with the inner walls of the sliding grooves (124), the bottoms of the two connecting rods (221) are fixedly connected with a connecting plate (222), the bottom center of the connecting plate (222) is fixedly connected with a connecting block (223), and the right side output end of the hydraulic cylinder (214) is fixedly connected with the left side of the connecting block (223).

4. The high-strength welding fixture for an automobile chassis according to claim 3, characterized by The sides corresponding to the two connecting rods (221) are fixedly connected with sliding blocks (224), the inner sides of the sliding blocks (224) are slidingly connected with the outer surfaces of the guide rails (215), the tops of the connecting rods (221) are provided with positioning grooves (226) and threaded holes (227), and the bottom of the clamping plate one (122) is fixedly connected with two positioning blocks (228).

5. The high-strength welding fixture for an automobile chassis according to claim 4, characterized by Two bolts one (225) are inserted into the clamping plate one (122), the bolts one (225) are in threaded connection with the threaded holes (227), the positioning blocks (228) are inserted into the positioning grooves (226), and the bottom of the clamping plate one (122) is in contact with the top of the connecting rod (221).

6. The high-strength welding fixture for an automobile chassis according to claim 4, characterized by The left side and the front of the clamping plate two (123) are in contact with positioning strips (14), the bottom of the positioning strips (14) is fixedly connected with the top of the turnover disc (12), two bolts two (15) are inserted into the clamping plate two (123), and the clamping plate two (123) is fixedly connected with the top of the turnover disc (12) through the bolts two (15).

7. The high-strength welding fixture for an automobile chassis according to claim 4, characterized by The sides corresponding to the clamping plate one (122) and the clamping plate two (123) are provided in a convex manner, and the clamping plate one (122) and the clamping plate two (123) are both provided in an L shape.

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