Welding fixture for splicing automobile stamping parts

Abstract

The welding fixture for splicing the automobile stamping parts comprises a bottom plate, a shell is arranged above the bottom plate, a shaft rod is connected to the middle of one side of the shell in an inserted mode, a first bevel gear is arranged on the side, located in the shell, of the shaft rod, a first threaded rod is connected to the middle of a fixing plate in an inserted mode, and a second threaded rod is connected to the middle of the fixing plate in an inserted mode. The first threaded rod is provided with a second bevel gear meshed with the first bevel gear, a movable block is arranged on the first threaded rod, connecting blocks are arranged on the two sides of the upper portion of the movable block, the upper portions of the two connecting blocks located on the same side of the shell penetrate through a through groove to be fixedly connected with a movable plate, and clamping adjusting assemblies are arranged on the two sides of the upper portion of the movable plate. The clamping adjusting assembly is fixedly connected with the pressing block. The welding clamp is simple in structure and convenient to adjust, a stamping part can be clamped and positioned from multiple directions, the phenomenon of displacement of the stamping part is avoided, and the machining efficiency of parts is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding fixture technical field, especially relate to a welding fixture for automobile stamping part splicing. BACKGROUND

[0002] The automobile is manufactured through four processes of stamping, welding, coating and assembling, most of the covering parts such as automobile body outer plate and some load-bearing and supporting parts such as automobile frame and carriage are automobile stamping parts, the stamping part is generally shaped and profiled in a thickness layer, and complex parts need to be formed by welding a plurality of stamping parts. When splicing a plurality of stamping parts, the stamping parts usually need to be manually placed on the fixture, and the plurality of stamping parts need to be kept in place, which is not easy for splicing the stamping parts in a three-dimensional space, and may cause inaccurate welding points, affecting the processing efficiency of the parts. Therefore, the utility model provides a welding fixture for automobile stamping part splicing. SUMMARY

[0003] In order to solve the above problems, the utility model provides a welding fixture for automobile stamping part splicing. The utility model solves the problem that complex parts need to be formed by welding a plurality of stamping parts. When splicing a plurality of stamping parts, the stamping parts usually need to be manually placed on the fixture, and the plurality of stamping parts need to be kept in place, which is not easy for splicing the stamping parts in a three-dimensional space, and may cause inaccurate welding points, long adjustment time and affect the processing efficiency of the parts.

[0004] The utility model discloses a welding fixture for automobile stamping part splicing, including the bottom plate, be equipped with the casing on the bottom plate top, the axle rod is inserted in the middle part of one side of casing, be equipped with the first bevel gear in the axle rod one side in the casing, be equipped with the fixed plate in the first bevel gear both sides in the casing, the first screw rod is inserted in the middle part of fixed plate, be equipped with the second bevel gear of meshing with the first bevel gear on the first screw rod, be equipped with the movable block on the first screw rod, be equipped with the connecting block on the movable block top two sides, be equipped with the through groove of matching with the connecting block on the casing, the movable plate fixed connection is passed through the through groove on the two connecting blocks top in the same side of casing, be equipped with the clamping adjustment assembly on the movable plate top two sides, the clamping adjustment assembly with the fixed connection of pressure block.

[0005] In the scheme, the clamping adjusting assembly comprises support plates, the support plates are provided with two, the support plates are fixedly connected with the movable plate, the upper ends of the two support plates are movably connected with the connecting rod through the pin shaft, the lower ends of the support plates away from the connecting rod are movably connected with the first connecting plate through the pin shaft, the upper end of the first connecting plate is movably connected with the second connecting plate through the pin shaft, the lower end of the second connecting plate is movably connected with the connecting rod through the pin shaft, the side of the connecting rod away from the support plate is fixedly connected with the sleeve, the middle part of the sleeve is inserted with a second threaded rod, and the lower side of the second threaded rod is fixedly connected with the pressing block.

[0006] In the scheme, the second threaded rod is provided with limiting nuts on both sides of the sleeve.

[0007] In the scheme, the upper sides of the two first connecting plates are fixedly connected with the handle.

[0008] In the scheme, the movable block is inserted with guide rods on both sides of the upper side of the first threaded rod, and the two ends of the guide rods are fixedly connected with the shell and the fixed plate.

[0009] In the scheme, the shaft rod is fixedly connected with the rotating disc on the side of the shell, and the outer side of the rotating disc is provided with anti-skid lines.

[0010] In the scheme, the bottom plate is provided with a plurality of equidistantly-arranged mounting holes on both sides.

[0011] The welding fixture for automobile stamping part splicing has the advantages that the movable block on the first threaded rod can move horizontally, the clamping adjusting assembly is driven to move through the connecting block and the movable plate, the movable plate can clamp the side edge of the stamping part when the movable plate moves, the pressing block moves downward when the second threaded rod moves downward, and the stamping part can be fixed in the vertical direction through the cooperation between the pressing block and the shell. The welding fixture has the advantages of simple structure, convenient operation, easy adjustment, clamping and positioning of the stamping part from multiple directions, avoidance of the displacement of the stamping part, and effective improvement of the processing efficiency of the part. BRIEF DESCRIPTION OF DRAWINGS

[0012] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0013] Fig. 1 It is a structural schematic view of the utility model;

[0014] Fig. 2 It is the sectional view of the utility model;

[0015] Fig. 3 It is the clamping adjusting assembly structure schematic view of the utility model.

[0016] In the drawing: 1, bottom plate 2, shell 3, shaft 4, first bevel gear

[0017] 5, fixed plate 6, first threaded rod 7, second bevel gear 8, movable block

[0018] 9, connecting block 10, through slot 11, movable plate 12, clamping adjusting assembly

[0019] 121, support plate 122, connecting rod 123, first connecting plate 124, second connecting plate 125, sleeve 126, second threaded rod 127, limit nut 128, handle

[0020] 13, pressing block 14, guide rod 15, rotary disc 16, anti-skid pattern

[0021] 17, mounting hole. DETAILED DESCRIPTION

[0022] The specific implementation of the utility model is further described below in combination with the drawings and examples. The following examples are only used to more clearly illustrate the technical scheme of the utility model, and cannot limit the protection scope of the utility model.

[0023] As Figs. 1-3As shown, the utility model is a kind of welding fixture for automobile stamping part splicing, including bottom plate 1, bottom plate 1 top is equipped with shell 2, shell 2 one side middle part is inserted with shaft 3, and the both ends of shaft 3 are movably connected with shell 2, and the one side of shaft 3 in shell 2 is equipped with first bevel gear 4, and the both sides of first bevel gear 4 in shell 2 are equipped with fixed plate 5, and the middle part of fixed plate 5 is inserted with first threaded rod 6, and first threaded rod 6 is movably connected between fixed plate 5, and the second bevel gear 7 that first threaded rod 6 is equipped with is engaged with first bevel gear 4, and the movable block 8 that first threaded rod 6 is equipped with is threadedly connected between first threaded rod 6, and the both sides of movable block 8 top are equipped with connecting block 9, and the through slot 10 that is matched with connecting block 9 is formed in shell 2, and the both sides of movable block 8 top are equipped with clamping adjusting assembly 12, and clamping adjusting assembly 12 is fixedly connected with pressing block 13, when shaft 3 is rotated, shaft 3 drives first bevel gear 4 to rotate, and the second bevel gear 7 that is engaged with first bevel gear 4 can drive first threaded rod 6 to rotate under the drive of first bevel gear 4, when first threaded rod 6 rotates, movable block 8 on first threaded rod 6 can move in horizontal direction, is driven to make clamping adjusting assembly 12 also move by connecting block 9 and movable block 11, when movable block 11 moves, movable block 11 can clamp the side of stamping part, and simultaneously, pressing block 13 can clamp workpiece from the top of stamping workpiece under the drive of clamping adjusting assembly 12.

[0024] The clamping adjusting assembly 12 includes a support plate 121, the support plate 121 is provided with two, the support plate 121 is fixedly connected with the movable plate 11, the upper end of the two support plates 121 is movably connected with a connecting rod 122 through a pin shaft, the lower end of the side of the support plate 121 away from the connecting rod 122 is movably connected with a first connecting plate 123 through a pin shaft, the upper end of the first connecting plate 123 is movably connected with a second connecting plate 124 through a pin shaft, the lower end of the second connecting plate 124 is movably connected with the connecting rod 122 through a pin shaft, the side of the connecting rod 122 away from the support plate 121 is fixedly connected with a sleeve 125, a second threaded rod 126 is inserted into the middle of the sleeve 125, the second threaded rod 126 is fixedly connected with the pressing block 13 below, when the first connecting plate 123 is pushed, the first connecting plate 123 rotates around the support plate 121, and the second connecting plate 124 also rotates around the first connecting plate 123, the end of the second connecting plate 124 away from the first connecting plate 123 pushes the connecting rod 122, so that the end of the connecting rod 122 away from the support plate 121 drives the sleeve 125 and the second threaded rod 126 to move in the vertical direction, when the second threaded rod 126 moves downward, the pressing block 13 also moves downward, so that the stamping part can be fixed in the vertical direction by the cooperation between the pressing block 13 and the shell 2.

[0025] The second threaded rod 126 is located on both sides of the sleeve 125 and is provided with a limiting nut 127, the second threaded rod 126 is movably connected with the sleeve 125, the spacing between the pressing block 13 and the shell 2 is changed by adjusting the position of the limiting nut 127, so that the clamp can clamp workpieces of different thicknesses.

[0026] The two first connecting plates 123 are fixedly connected above the handle 128, and the handle 128 is arranged to facilitate the pushing of the first connecting plate 123.

[0027] The movable block 8 is inserted with a guide rod 14 on both sides above the first threaded rod 6, the guide rod 14 is fixedly connected with the shell 2 and the fixed plate 5 at both ends, and the guide rod 14 is movably connected with the movable block 8, and the movement stability of the movable block 8 is effectively improved through the cooperation between the guide rod 14 and the movable block 8.

[0028] The shaft 3 is fixedly connected with the rotating disc 15 on one side outside the shell 2, and the rotating disc 15 is provided with anti-skid lines 16 on the outside, the rotating disc 15 is arranged to facilitate the rotation of the shaft 3, and the anti-skid lines 16 are arranged to effectively increase the friction between the palm and the rotating disc 15, so that the rotating disc 15 is more convenient to rotate.

[0029] The bottom plate 1 is provided with a plurality of equidistantly arranged mounting holes 17 on both sides, and the clamp can be fixedly installed through the mounting holes 17.

[0030] Specifically, in the utility model, when the stamping workpiece is spliced and welded, the workpiece to be welded is placed between the two movable plates 11, the rotating disc 15 is rotated, the shaft 3 is driven to rotate by the rotating disc 15, the first bevel gear 4 is driven to rotate by the shaft 3, and the second bevel gear 7 meshing with the first bevel gear 4 can drive the first threaded rod 6 to rotate under the driving of the first bevel gear 4. The movable block 8 on the first threaded rod 6 can move horizontally, and the clamping and adjusting assembly 12 is also moved through the transmission of the connecting block 9 and the movable plate 11, the movable plate 11 moves, and the movable plate 11 can clamp the side edge of the stamping piece, then the handle 128 is pushed, the first connecting plate 123 rotates around the supporting plate 121, at the same time, the second connecting plate 124 rotates around the first connecting plate 123, the connecting rod 122 is pushed away from one end of the first connecting plate 123, so that the connecting rod 122 drives the sleeve 125 and the second threaded rod 126 to move downward away from one end of the supporting plate 121, when the second threaded rod 126 moves downward, the pressing block 13 also moves downward, so that the stamping piece can be fixed in the vertical direction through the cooperation between the pressing block 13 and the shell 1.

[0031] The above merely describes preferred embodiments of the present application and is not intended to limit the present application, and 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 fixture for joining of automobile stampings, comprising a base plate (1), characterized in that, The bottom plate (1) is provided with a shell (2), the shell (2) is inserted with a shaft (3) in the middle of one side, the shaft (3) is provided with a first bevel gear (4) on one side in the shell (2), the shell (2) is provided with a fixed plate (5) on both sides of the first bevel gear (4), the fixed plate (5) is inserted with a first threaded rod (6) in the middle, the first threaded rod (6) is provided with a second bevel gear (7) engaged with the first bevel gear (4), the first threaded rod (6) is provided with a movable block (8), the movable block (8) is provided with a connecting block (9) on both sides above, the shell (2) is provided with a through groove (10) matched with the connecting block (9), the two connecting blocks (9) on the same side of the shell (2) are fixedly connected with a movable plate (11) above the through groove (10), the movable plate (11) is provided with a clamping adjusting assembly (12) on both sides above, and the clamping adjusting assembly (12) is fixedly connected with a pressing block (13).

2. A welding fixture for joining of automobile stampings as claimed in claim 1, wherein, The clamping adjusting assembly (12) comprises a support plate (121), the support plate (121) is provided with two, the support plate (121) is fixedly connected with the movable plate (11), the two support plates (121) are movably connected with a connecting rod (122) through a pin shaft at the upper end, the support plate (121) is movably connected with a first connecting plate (123) through a pin shaft at the lower end away from the connecting rod (122) side, the first connecting plate (123) is movably connected with a second connecting plate (124) through a pin shaft at the upper end, the second connecting plate (124) is movably connected with the connecting rod (122) through a pin shaft at the lower end, the connecting rod (122) is fixedly connected with a sleeve (125) away from the support plate (121) side, the sleeve (125) is inserted with a second threaded rod (126) in the middle, and the second threaded rod (126) is fixedly connected with the pressing block (13) below.

3. A welding fixture for joining of automotive stampings as claimed in claim 2, wherein, The second threaded rod (126) is provided with a limiting nut (127) on both sides of the sleeve (125).

4. The welding fixture for joining of automobile stampings as claimed in claim 2 wherein, The two first connecting plates (123) are fixedly connected above through a handle (128).

5. The welding fixture for joining of automobile stampings as claimed in claim 1 wherein, The movable block (8) is inserted with a guide rod (14) on both sides above the first threaded rod (6), and the guide rod (14) is fixedly connected with the shell (2) and the fixed plate (5) at both ends.

6. A welding fixture for joining of automobile stampings as claimed in claim 1 wherein, The shaft (3) is fixedly connected with a rotating disc (15) on one side outside the shell (2), and the rotating disc (15) is provided with anti-skid lines (16) on the outside.

7. The welding fixture for joining of automobile stampings as claimed in claim 1 wherein, The bottom plate (1) is provided with a plurality of equidistantly arranged mounting holes (17) on both sides.

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