CN220761529U - Welding tool for rear connecting plate of left threshold of automobile - Google Patents

Abstract

The utility model relates to a welding tool for a rear connecting plate of a left threshold of an automobile, which comprises a movable welding base frame structure and a workpiece welding and fixing assembly, wherein the workpiece welding and fixing assembly comprises a center positioning welding assembly, a workpiece edge positioning assembly and a workpiece inner top frame assembly, the movable welding base frame comprises a bottom bearing table, a component assembly table and a base body auxiliary assembly, and the built-in fixing base assembly comprises a built-in supporting base body group arranged on the component assembly table, a connecting inner frame table arranged at the upper part of the built-in supporting base body group and a built-in connecting base block arranged at the upper part of the connecting inner frame table. The welding tool is simple and convenient to operate, good in clamping and positioning firmness, capable of enabling the rear connecting plate of the left threshold of the automobile to be firmly supported during welding, convenient for the arrangement of the control buttons of the air cylinder, firm in connection between the operating platform and the platform, good in stability of the operating platform, capable of effectively preventing the operation buttons from shaking, and beneficial to reference positioning so as to ensure the accuracy of welding positions.

Description

Welding tool for rear connecting plate of left threshold of automobile

Technical Field

The utility model relates to an automobile part welding tool, in particular to an automobile left threshold rear connecting plate welding tool.

Background

Along with the development of science and technology, the car gradually becomes the requisite transport means of people's trip, wherein need weld when carrying out the production of car, and when the welding is carried out at the position of car most, all be more meticulous, and the degree of welding that requires is also very high, and wherein need use the welding frock in the welding of carrying out automobile parts for support and centre gripping work to spare part, precision when being used for guaranteeing the welding.

However, the welding tool for the rear connecting plate of the left threshold of the automobile in the prior art has the following defects: the welding fixture in the prior art has the advantages that the function is single, the adjustment is inconvenient, the welding work of various parts with different sizes cannot be met, the fixture is often required to be manufactured by referring to specific parts, resources are wasted, the welding efficiency of automobile parts is greatly reduced, and the welding fixture is inconvenient.

Aiming at the situation, technical innovation is carried out on the basis of the welding tool of the rear connecting plate of the left threshold of the existing automobile.

Disclosure of Invention

The utility model aims to provide a welding tool for a rear connecting plate of a left threshold of an automobile, which has the advantages that the welding tool can be used for welding at the same time of positioning, and can be used for adjusting angles so as to be convenient for welding different positions at the same time, so that the positioning precision and the working efficiency are improved, the problems that the positioning of a welding part and a part to be welded is unstable, the abrasion is large, the welding of four points cannot be carried out at the same time and the like in the existing welding work are solved, and the positioning precision and the working efficiency are greatly reduced.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a car left side threshold rear portion connecting plate welding frock, includes and removes welding base frame structure and establishes the work piece welded fastening subassembly on welding base frame structure upper portion, work piece welded fastening subassembly include central fixed position welding subassembly, work piece limit portion locating component and work piece interior top platform subassembly, central fixed position welding subassembly establish on removing the built-in unable adjustment base subassembly on welding base frame structure upper portion, work piece limit portion locating component establish the corner position on removing welding base frame structure upper portion, removal welding base frame include bottom plummer, part assembly table and stage body auxiliary assembly, built-in unable adjustment base subassembly including establish built-in supporting seat body group on the part assembly table, establish the connection interior frame of built-in supporting seat body group upper portion and establish the built-in connection seat piece of connecting interior frame table upper portion.

The central positioning welding assembly comprises an upper left side edge clamping table, an upper right side edge clamping table, a lower left side edge clamping table and a lower right side edge pneumatic clamping table which are arranged at four corners of the built-in connecting seat block.

The workpiece edge positioning assembly comprises a first clamping table arranged at the left upper outer end of the left side of the upper part of the component assembly table, a second clamping table arranged at the left upper outer end of the upper part of the component assembly table, a first clamping table arranged at the left lower outer end of the upper part of the component assembly table and a second clamping table arranged at the left lower outer end of the upper part of the component assembly table.

The workpiece inner jacking table assembly comprises an upper inner jacking table assembly and a lower inner jacking table assembly which are arranged among the upper left side edge clamping table, the upper right side edge clamping table, the lower left side edge clamping table and the lower right side edge pneumatic clamping table.

The auxiliary assembly comprises a pushing handle, a driving wheel set and a bottom end positioning block set.

The utility model has the beneficial effects that: the welding tool is simple and convenient to operate, good in clamping and positioning firmness, capable of enabling the rear connecting plate of the left threshold of the automobile to be firmly supported during welding, convenient for the arrangement of the control buttons of the air cylinder, firm in connection between the operating platform and the platform, good in stability of the operating platform, capable of effectively preventing the operation buttons from shaking, and beneficial to reference positioning so as to ensure the accuracy of welding positions.

The utility model will be described in more detail below with reference to the drawings and examples.

Drawings

Fig. 1 is a schematic view of the construction of the present utility model.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a perspective view of fig. 1.

In the figure: 1. the device comprises a bottom bearing table, a component assembling table, a push handle, a driving wheel set, a bottom end locating block set, a built-in supporting seat set, a connecting inner frame, a built-in connecting seat block, an upper left side edge clamping table, an upper right side edge clamping table, a lower left side edge clamping table, a lower right side edge pneumatic clamping table, a left side upper outer end first clamping table, a left side upper outer end second clamping table, a left side lower outer end first clamping table, a left side lower outer end second clamping table, a left side inner side upper end clamping table assembly and a lower side inner side upper end table assembly.

Detailed Description

The terms "upper," "lower," "inner," "outer," "front," "rear," "both ends," "one end," "the other end," and the like in this application are used in an orientation or positional relationship based on that shown in the drawings, merely to facilitate the description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Embodiment 1, as shown in fig. 1-3, a welding fixture for a rear connecting plate of a left threshold of an automobile comprises a movable welding bottom table structure and a workpiece welding fixing assembly arranged on the upper portion of the movable welding bottom table structure, wherein the workpiece welding fixing assembly comprises a center positioning welding assembly, a workpiece edge positioning assembly and a workpiece inner top table assembly, the center positioning welding assembly is arranged on a built-in fixing base assembly arranged on the upper portion of the movable welding bottom table structure, the workpiece edge positioning assembly is arranged at a corner position on the upper portion of the movable welding bottom table structure, the movable welding bottom table comprises a bottom bearing table 1, a component assembling table 2 and a table body auxiliary assembly, and the table body auxiliary assembly comprises a pushing handle 3, a driving wheel set 4 and a bottom end positioning block set 5.

The built-in fixed base assembly comprises a built-in supporting base group 6 arranged on the component assembling table 2, a connecting inner stand 7 arranged on the upper part of the built-in supporting base group and a built-in connecting base block 8 arranged on the upper part of the connecting inner stand.

The center positioning welding assembly comprises an upper left side edge clamping table 9, an upper right side edge clamping table 10, a lower left side edge clamping table 11 and a lower right side edge pneumatic clamping table 12 which are arranged at four corners of the built-in connecting seat block 8.

The workpiece edge positioning assembly comprises a left upper outer end first clamping table 13, a left upper outer end second clamping table 14, a left lower outer end first clamping table 15 and a left lower outer end second clamping table 16 which are arranged on the left side of the upper part of the component assembly table.

The workpiece inner top table assembly comprises an upper inner top table assembly 17 and a lower inner top table assembly 18 which are arranged among the upper left side edge clamping table, the upper right side edge clamping table, the lower left side edge clamping table and the lower right side edge pneumatic clamping table.

The welding tool is simple and convenient to operate, good in clamping and positioning firmness, capable of enabling the rear connecting plate of the left threshold of the automobile to be firmly supported during welding, convenient for the arrangement of the control buttons of the air cylinder, firm in connection between the operating platform and the platform, good in stability of the operating platform, capable of effectively preventing the operation buttons from shaking, and beneficial to reference positioning so as to ensure the accuracy of welding positions.

When the welding tool is used, firstly, the center positioning welding assembly, the workpiece edge positioning assembly and the workpiece inner top table assembly are matched, adjusted and clamped according to the size of parts to be welded; placing the workpiece on a workpiece inner top table assembly, and positioning the workpiece in the same inner clamping range by a center positioning welding assembly; and then the outer end of the part is clamped by the workpiece edge positioning assembly, and the upper surface of the workpiece is clamped and fixed, so that the stability of the fixed installation of the whole workpiece is ensured.

The above examples are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the design of the present utility model.

The utility model is not related in part to the same as or can be practiced with the prior art.

Claims (5)

1. The utility model provides a car left side threshold rear portion connecting plate welding frock, includes and removes welding base frame structure and establishes at the work piece welded fastening subassembly that removes welding base frame structure upper portion, its characterized in that: the welding fixture assembly for the workpiece comprises a central positioning welding assembly, a workpiece edge positioning assembly and a workpiece inner top table assembly, wherein the central positioning welding assembly is arranged on a built-in fixing base assembly on the upper portion of a movable welding bottom table structure, the workpiece edge positioning assembly is arranged at the corner position of the upper portion of the movable welding bottom table structure, the movable welding bottom table comprises a bottom bearing table, a component assembling table and a table body auxiliary assembly, and the built-in fixing base assembly comprises a built-in supporting base group arranged on the component assembling table, a connecting inner table arranged on the upper portion of the built-in supporting base group and a built-in connecting base block arranged on the upper portion of the connecting inner table.

2. The automobile left door sill rear connecting plate welding fixture of claim 1, wherein: the central positioning welding assembly comprises an upper left side edge clamping table, an upper right side edge clamping table, a lower left side edge clamping table and a lower right side edge pneumatic clamping table which are arranged at four corners of the built-in connecting seat block.

3. The automobile left door sill rear connecting plate welding fixture of claim 2, wherein: the workpiece edge positioning assembly comprises a first clamping table arranged at the left upper outer end of the left side of the upper part of the component assembly table, a second clamping table arranged at the left upper outer end of the upper part of the component assembly table, a first clamping table arranged at the left lower outer end of the upper part of the component assembly table and a second clamping table arranged at the left lower outer end of the upper part of the component assembly table.

4. The automobile left door sill rear connecting plate welding fixture of claim 2, wherein: the workpiece inner jacking table assembly comprises an upper inner jacking table assembly and a lower inner jacking table assembly which are arranged among the upper left side edge clamping table, the upper right side edge clamping table, the lower left side edge clamping table and the lower right side edge pneumatic clamping table.

5. The automobile left door sill rear connecting plate welding fixture of claim 1, wherein: the auxiliary assembly comprises a pushing handle, a driving wheel set and a bottom end positioning block set.