CN219074770U

CN219074770U - C post handrail welding frock

Info

Publication number: CN219074770U
Application number: CN202320015387.2U
Authority: CN
Inventors: 熊德东
Original assignee: Shanghai Dazhong Allied Auto Refitting Co ltd
Current assignee: Shanghai Dazhong Allied Auto Refitting Co ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-05-26
Anticipated expiration: 2033-01-04

Abstract

The utility model discloses a C-column handrail welding tool which comprises a welding tool, a lower car body metal plate and a side car body metal plate, wherein the lower car body metal plate and the side car body metal plate are arranged at the bottom of the welding tool, and the welding tool comprises a frame, a first positioning tool, a second positioning tool, a third positioning tool and a fourth positioning tool. According to the welding fixture, the first welding piece, the second welding piece, the third welding piece and the fourth welding piece can be fixed by the welding fixture, the first welding piece, the second welding piece, the third welding piece and the fourth welding piece can be limited at the same time, the clamping assembly is arranged, the connection between the welding fixture and the lower car body sheet metal can be realized by the clamping assembly, manual support is not needed when a user welds, and the problem that the existing C-pillar handrail welding fixture needs to be manually supported when positioned and is inconvenient to weld is solved.

Description

C post handrail welding frock

Technical Field

The utility model belongs to the technical field of automobile manufacturing, and particularly relates to a C-pillar handrail welding tool.

Background

The automobile body is generally manufactured by adopting low carbon steel, the framework and the covering part of the automobile body are mostly formed by adopting steel plates through stamping, and the special steel plate for the automobile body has the characteristic of difficult crack generation due to deep drawing delay. Depending on the position of the vehicle body, a multi-galvanized steel sheet, such as a fender, a roof, etc., is used for the rust-prone part. Some parts bearing larger stress use high-strength steel plates, such as radiator supporting beams, upper side beams, B columns, C column armrests and the like, the thickness of the steel plates used for car body structures is 0.6mm to 3mm, and most parts are 0.8mm to 1.0mm.

The assembly is a process of assembling each part on the white car body, and because the assembled parts are more, the process is complex, the shapes of the parts are different, the mechanization and the automation cannot be realized, wherein the parts comprise lower car body metal plates and side car body metal plates which are welded and connected, and other parts are required to be welded on the lower car body metal plates, so that a C-pillar handrail welding tool is required, the C-pillar handrail welding tool can position and weld the parts, the auxiliary support for the parts can be realized outside the positions of the parts in the welding process, and the parts can be removed after welding.

However, the existing C-pillar handrail welding tool needs to be manually supported during positioning, and inconvenience is caused during welding.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides the C-pillar handrail welding tool, which has the advantage of positioning the C-pillar handrail welding tool, and solves the problems that the existing C-pillar handrail welding tool needs to be manually supported in positioning and is inconvenient in welding.

The welding fixture comprises a welding fixture, a lower vehicle body metal plate and a side vehicle body metal plate, wherein the lower vehicle body metal plate and the side vehicle body metal plate are arranged at the bottom of the welding fixture;

the top of the lower car body sheet metal is provided with a first welding piece, a second welding piece, a third welding piece and a fourth welding piece, the first positioning tool positions the first welding piece through a bolt and a nut, the second positioning tool positions the second welding piece through a bolt and a nut, the third positioning tool positions the third welding piece through a bolt and a nut, and the fourth positioning tool positions the fourth welding piece through a bolt and a nut;

the bottom of frame fixedly connected with extension board, the front side of extension board is connected with clamping assembly.

As the preferable mode of the utility model, the clamping component comprises a fixed seat, the rear side of the fixed seat is fixedly connected with the extension plate, a screw rod is connected in meshed connection with the inside of the fixed seat, the top of the screw rod is fixedly connected with a rotating block, a surface rotating shaft of the screw rod is connected with a bottom plate, both sides of the surface of the screw rod are fixedly connected with limiting rods, one end of each limiting rod far away from the screw rod penetrates into the extension plate, a thread groove matched with the screw rod is formed in the fixed seat, and the screw rod is connected with the fixed seat in meshed connection with the screw rod through the thread groove.

Preferably, the top of the rotating block is provided with a flange, and the flange is rectangular.

As the preferable mode of the utility model, the top of the bottom plate is fixedly connected with an anti-skid pad, and the top of the anti-skid pad is contacted with the bottom of the lower vehicle body sheet metal.

As the preferable mode of the utility model, the inside of the extension plate is respectively provided with a track groove and a sliding groove which are matched with the bottom plate and the limiting rod, one end of the limiting rod, which is far away from the screw rod, is positioned in the sliding groove to slide, the inside of the track groove is provided with a sliding rod, two ends of the sliding rod are fixedly connected with the inner wall of the track groove, and the bottom plate is sleeved on the surface of the sliding rod.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the welding fixture, the first welding piece, the second welding piece, the third welding piece and the fourth welding piece can be fixed by the welding fixture, the first welding piece, the second welding piece, the third welding piece and the fourth welding piece can be limited at the same time, the clamping assembly is arranged, the connection between the welding fixture and the lower car body sheet metal can be realized by the clamping assembly, manual support is not needed when a user welds, and the problem that the existing C-pillar handrail welding fixture needs to be manually supported when positioned and is inconvenient to weld is solved.

2. According to the utility model, the clamping assembly is arranged, the bottom plate can rotate upwards along with the track of the screw rod, and the frame can be positioned on the lower car body sheet metal until the bottom of the frame and the top of the bottom plate are respectively contacted with the lower car body sheet metal, so that a user can release the other hand for welding.

3. According to the utility model, the rotating block and the protruding edge are arranged, so that a user can conveniently rotate the screw rod through the rotating block, the protruding edge is convenient for the user to rotate the rotating block, and the protruding edge can enable the user to have a force-generating point.

4. According to the utility model, the anti-slip pad is arranged, so that the friction force between the bottom plate and the lower vehicle body sheet metal is increased, and the bottom plate is prevented from sliding off the bottom of the lower vehicle body sheet metal.

5. According to the utility model, the track groove, the sliding groove and the sliding rod are arranged, so that the stability of the bottom plate in the up-and-down movement process is improved, the uneven stress position of the bottom plate is prevented from being deviated, the track groove and the sliding groove can realize the movement track of the bottom plate, and the bottom plate is prevented from changing along with the angle in the movement process of the rotating shaft.

Drawings

FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present utility model;

FIG. 2 is a right side perspective view of a welding tool according to an embodiment of the present utility model;

FIG. 3 is a partial enlarged view of FIG. 1 at A provided by an embodiment of the present utility model;

fig. 4 is a left side cross-sectional view of a base plate provided by an embodiment of the present utility model.

In the figure: 1. welding a tool; 1001. a frame; 1002. a first positioning tool; 1003. a second positioning tool; 1004. a third positioning tool; 1005. a fourth positioning tool; 2. lower car body sheet metal; 3. a second weldment; 4. a third weldment; 5. a fourth weldment; 6. a first weldment; 7. an extension plate; 8. a clamping assembly; 81. a fixing seat; 82. a screw; 83. a rotating block; 84. a bottom plate; 85. a restraining bar; 86. a thread groove; 9. a track groove; 10. a sliding groove; 11. a slide bar; 12. an anti-slip pad; 13. side automobile body panel beating.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, the C-pillar handrail welding tool provided by the embodiment of the utility model comprises a welding tool 1, a lower car body sheet metal 2 and a side car body sheet metal 13 which are arranged at the bottom of the welding tool 1, wherein the welding tool 1 comprises a frame 1001, a first positioning tool 1002, a second positioning tool 1003, a third positioning tool 1004 and a fourth positioning tool 1005, the frame 1001 is positioned at the top of the lower car body sheet metal 2 and at the rear side of the side car body sheet metal 13, the front side of the first positioning tool 1002 is fixedly mounted with the right side of the rear side of the frame 1001, the front side of the second positioning tool 1003 is fixedly mounted with the rear side of the frame 1001, the second positioning tool 1003 is positioned at the top of the first positioning tool 1002, the front side of the third positioning tool 1004 is fixedly mounted with the middle of the rear side of the frame 1001, and the front side of the fourth positioning tool 1005 is fixedly mounted with the rear side of the frame 1001;

the top of the lower car body sheet metal 2 is provided with a first welding piece 6, a second welding piece 3, a third welding piece 4 and a fourth welding piece 5, a first positioning tool 1002 positions the first welding piece 6 through a bolt and a nut, a second positioning tool 1003 positions the second welding piece 3 through a bolt and a nut, a third positioning tool 1004 positions the third welding piece 4 through a bolt and a nut, and a fourth positioning tool 1005 positions the fourth welding piece 5 through a bolt and a nut;

the bottom of the frame 1001 is fixedly connected with an extension plate 7, and the front side of the extension plate 7 is connected with a clamping assembly 8.

Referring to fig. 3, the clamping assembly 8 includes a fixing base 81, the rear side of the fixing base 81 is fixedly connected with the extension board 7, a screw rod 82 is connected with the inside engagement of the fixing base 81, a top fixedly connected rotating block 83 of the screw rod 82, a surface rotating shaft of the screw rod 82 is connected with a bottom plate 84, both sides of the surface of the screw rod 82 are fixedly connected with limiting rods 85, one end of the limiting rods 85 away from the screw rod 82 penetrates through the inside of the extension board 7, a thread groove 86 matched with the screw rod 82 is formed in the fixing base 81, and the screw rod 82 is in engagement connection with the fixing base 81 through the thread groove 86.

The scheme is adopted: by providing the clamping assembly 8, the bottom plate 84 can be rotated upward along with the track of the screw 82 until the bottom of the frame 1001 and the top of the bottom plate 84 are in contact with the lower body sheet metal 2, respectively, the frame 1001 can be positioned over the lower body sheet metal 2, so that the user can release the other hand for welding.

Referring to fig. 3, the top of the rotation block 83 is provided with a flange having a rectangular shape.

The scheme is adopted: through setting up turning block 83 and flange, turning block 83 can facilitate the rotation of user's screw rod 82 through turning block 83, and the flange facilitates the rotation of turning block 83 for the user, and the flange can let the user have a point of force.

Referring to fig. 4, the top of the bottom plate 84 is fixedly connected with a non-slip mat 12, and the top of the non-slip mat 12 is in contact with the bottom of the lower body sheet metal 2.

The scheme is adopted: by providing the anti-slip pad 12, the anti-slip pad 12 increases the friction between the bottom plate 84 and the lower body sheet metal 2, preventing the bottom plate 84 from slipping off the bottom of the lower body sheet metal 2.

Referring to fig. 3 and 4, a track groove 9 and a sliding groove 10 which are matched with a bottom plate 84 and a limiting rod 85 are respectively formed in the extension plate 7, one end, away from the screw rod 82, of the limiting rod 85 is located in the sliding groove 10 to slide, a sliding rod 11 is arranged in the track groove 9, two ends of the sliding rod 11 are fixedly connected with the inner wall of the track groove 9, and the bottom plate 84 is sleeved on the surface of the sliding rod 11.

The scheme is adopted: by arranging the track groove 9, the sliding groove 10 and the sliding rod 11, the sliding rod 11 increases the stability of the bottom plate 84 when moving up and down, the uneven stress position of the bottom plate 84 is prevented from being deviated, the track groove 9 and the sliding groove 10 can realize the moving track of the bottom plate 84, and the bottom plate 84 is prevented from changing along with the angle in the moving process of the rotating shaft.

The working principle of the utility model is as follows:

firstly, a user puts the opposite side of the frame 1001 and the bottom plate 84 in the middle of the lower vehicle body sheet metal 2, then the user rotates the rotating block 83, the rotation of the rotating block 83 drives the screw 82 to rotate, the screw 82 moves upwards along with the track of the thread groove 86, the movement of the screw 82 drives the bottom plate 84, as the screw 82 is connected with the bottom plate 84 through the rotating shaft, the bottom plate 84 is limited by the limiting rod 85, the track groove 9 and the sliding groove 10 to move upwards smoothly in the rotating process of the screw 82, when the bottom plate 84 moves upwards along with the screw 82 to be in contact with the lower vehicle body sheet metal 2, the user rotates the rotating block 83 again, the bottom plate 84 and the frame 1001 are tightly contacted with the lower vehicle body sheet metal 2, then the user is connected with the first welding piece 6, the second welding piece 3, the third welding piece 4 and the fourth welding piece 5 through bolts respectively, after the connection, the user dismantles the bolts, then the user inverts the rotating block 83, the bottom plate 84 is separated from the lower vehicle body sheet metal 2, and the user can take out the welding tool 1.

To sum up: this C post handrail welding frock through setting up welding frock 1, lower automobile body panel beating 2, second weldment 3, third weldment 4, fourth weldment 5, first weldment 6, extension board 7, clamping component 8, track groove 9, slide groove 10, slide bar 11, slipmat 12 and the cooperation of side automobile body panel beating 13 and use, has solved current C post handrail welding frock and need manual support when the location, produces inconvenient problem when the welding.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

C post handrail welding frock, including welding frock (1) and lower automobile body panel beating (2) and side automobile body panel beating (13) of setting in welding frock (1) bottom, its characterized in that: the welding tool (1) comprises a frame (1001), a first positioning tool (1002), a second positioning tool (1003), a third positioning tool (1004) and a fourth positioning tool (1005), wherein the frame (1001) is positioned at the top of a lower vehicle body sheet metal (2) and at the rear side of a side vehicle body sheet metal (13), the front side of the first positioning tool (1002) is fixedly arranged at the right side of the rear side of the frame (1001), the front side of the second positioning tool (1003) is fixedly arranged at the rear side of the frame (1001), the second positioning tool (1003) is positioned at the top of the first positioning tool (1002), the front side of the third positioning tool (1004) is fixedly arranged at the middle of the rear side of the frame (1001), and the front side of the fourth positioning tool (1005) is fixedly arranged at the rear side of the frame (1001).

The top of the lower car body sheet metal (2) is provided with a first welding piece (6), a second welding piece (3), a third welding piece (4) and a fourth welding piece (5), the first positioning tool (1002) positions the first welding piece (6) through a bolt and a nut, the second positioning tool (1003) positions the second welding piece (3) through the bolt and the nut, the third positioning tool (1004) positions the third welding piece (4) through the bolt and the nut, and the fourth positioning tool (1005) positions the fourth welding piece (5) through the bolt and the nut;

the bottom of frame (1001) fixedly connected with extension board (7), the front side of extension board (7) is connected with clamping assembly (8).
2. The C-pillar handrail welding fixture of claim 1, wherein: clamping component (8) are including fixing base (81), the rear side and the extension board (7) fixed connection of fixing base (81), the inside meshing of fixing base (81) is connected with screw rod (82), the top fixed connection turning block (83) of screw rod (82), the surface pivot of screw rod (82) is connected with bottom plate (84), the equal fixedly connected with restriction pole (85) in both sides on screw rod (82) surface, the one end that screw rod (82) was kept away from to restriction pole (85) runs through to the inside of extension board (7), screw groove (86) that uses with screw rod (82) cooperation have been seted up to the inside of fixing base (81), screw rod (82) are connected with fixing base (81) meshing through screw groove (86).
3. The C-pillar handrail welding fixture of claim 2, wherein: the top of the rotating block (83) is provided with a protruding edge, and the protruding edge is rectangular.
4. The C-pillar handrail welding fixture of claim 2, wherein: the top of bottom plate (84) fixedly connected with slipmat (12), the top of slipmat (12) and the bottom contact of lower automobile body panel beating (2).
5. The C-pillar handrail welding fixture of claim 2, wherein: track groove (9) and slide groove (10) that cooperate with bottom plate (84) and restriction pole (85) to use are offered respectively to the inside of extension board (7), the one end that screw rod (82) was kept away from to restriction pole (85) is located the inside slip in slide groove (10), the inside in track groove (9) is provided with slide bar (11), the inner wall fixed connection of both ends and track groove (9) of slide bar (11), the surface of slide bar (11) is located to bottom plate (84) cover.