Welding positioning device for engineering machinery sheet metal parts

Abstract

The utility model discloses a welding positioning device for sheet metal parts of engineering machinery. The welding positioning device comprises a bottom plate, the at least two quick clamps are arranged on one side of the bottom plate; the two first positioning blocks are arranged on the side, away from the quick clamp, of the bottom plate, and first positioning pins are arranged on the first positioning blocks; and the baffle plate is arranged on the bottom plate, and the baffle plate is positioned between the quick clamp and the first positioning block. Compared with the prior art, the problem that the welding quality is poor due to the fact that sheet metal parts are prone to shaking in the manual sheet metal welding process can be solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to welding technical field especially relates to a welding positioning device for engineering machinery sheet metal part. BACKGROUND

[0002] Sheet metal is a kind of comprehensive cold working process for metal sheet, including shearing, punching / cutting / compounding, folding, welding, riveting, splicing, forming and the like, in order to ensure the stability of welding operation, positioning device needs to be used to assist the fixation of sheet metal parts.

[0003] At present, in the welding process of sheet metal product, the traditional welding production mode is generally adopted, that is, all parts of sheet metal product are manually spot-welded into an assembly, and then all welds are manually welded, since the sheet metal product is mostly thin-walled, and no fixation is performed before re-welding, the sheet metal is easy to shake during welding, resulting in poor welding quality, which seriously affects the subsequent assembly of sheet metal. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the problem that the sheet metal is easy to shake during manual welding of sheet metal, resulting in poor welding quality, and provides a welding positioning device for engineering machinery sheet metal.

[0005] In order to achieve the above-mentioned purpose, the utility model provides a welding positioning device for engineering machinery sheet metal, which comprises:

[0006] A bottom plate;

[0007] At least two quick clamps, two quick clamps are arranged on one side of the bottom plate;

[0008] At least two first positioning blocks, two first positioning blocks are arranged on the side of the bottom plate away from the quick clamps, and a first positioning pin is arranged on the first positioning block;

[0009] A baffle is arranged on the bottom plate, and the baffle is located between the quick clamps and the first positioning blocks.

[0010] As a further description of the above technical solution:

[0011] Both ends of the bottom plate are provided with mounting plates, and a connecting plate is arranged between the two mounting plates, and the first positioning block is arranged on the connecting plate.

[0012] As a further description of the above technical solution:

[0013] A second positioning block is arranged on the mounting plate, and the end of the mounting plate is connected to the second positioning block.

[0014] As a further description of the above technical solutions:

[0015] The first positioning block comprises a first positioning plate, a second positioning plate and a third positioning plate, the first positioning plate and the third positioning plate are respectively connected at opposite ends of the second positioning plate, and the first positioning pin is arranged on the first positioning plate.

[0016] As a further description of the above technical solutions:

[0017] The third positioning plate is provided with a positioning hole, and a second positioning pin is arranged in the positioning hole.

[0018] As a further description of the above technical solutions:

[0019] Both ends of the bottom plate are respectively provided with a base, and the base is connected to the bottom plate through a plurality of columns.

[0020] As a further description of the above technical solutions:

[0021] The base is provided with a pneumatic cylinder.

[0022] As a further description of the above technical solutions:

[0023] The bottom plate is provided with two handles.

[0024] As a further description of the above technical solutions: BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments, and it should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation to the scope, and for those skilled in the art, other related drawings can also be obtained without creative labor on the premise of the drawings.

[0026] Figure 1 It is a structural schematic view of a welding positioning device for sheet metal parts of engineering machinery.

[0027] Figure 2 It is Figure 1 It is an enlarged view of A in the middle.

[0028] Figure 3It is a structure diagram of a quick clamp of a welding positioning device for a sheet metal part of a construction machine.

[0029] Legend:

[0030] 1, bottom plate; 2, quick clamp; 3, first positioning block; 31, first positioning plate; 32, second positioning plate; 33, third positioning plate; 4, first positioning pin; 5, baffle; 6, mounting plate; 7, connecting plate; 8, second positioning block; 9, second positioning pin; 10, base; 11, column; 12, air cylinder; 13, handle. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations.

[0032] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0033] It should be noted that: similar reference numbers and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0034] In the description of the embodiments of the present application, it should be noted that the orientation or position relationship indicated by the terms "upper", "inner" and the like is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship commonly used when the product of the present application is used, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0035] In the description of the utility model, still need to explain, unless another explicit provision and limitation, term '' set '', '' install '', '' link '', '' connect '' should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be direct connection, also can be indirectly connected through intermediate medium, can be two element inside intercommunication. For ordinary skilled person in the art, can understand the concrete meaning of above-mentioned term in the utility model with specific circumstances.

[0036] Please refer to Figures 1-3 The utility model provides a kind of welding positioning device for engineering machinery sheet metal part, comprising:

[0037] Bottom plate 1;

[0038] At least two quick clamps 2 are arranged on one side of the bottom plate 1.

[0039] At least two first positioning blocks 3 are arranged on the side of the bottom plate 1 away from the quick clamps 2, and a first positioning pin 4 is arranged on the first positioning block 3.

[0040] A baffle 5 is arranged on the bottom plate 1, and the baffle 5 is located between the quick clamps 2 and the first positioning blocks.

[0041] Two mounting plates 6 are arranged at the ends of the bottom plate 1, a connecting plate 7 is arranged between the two mounting plates 6, and the first positioning blocks 3 are arranged on the connecting plate 7. The mounting plate has a T-shaped cross section, is fixed on the bottom plate by bolts, is convenient for mounting and dismounting, the mounting plate can also be convenient for fixing the first positioning blocks, and can also support and limit the sheet metal.

[0042] A second positioning block 8 is arranged on the mounting plate 6, and the end of the mounting plate 6 is connected to the second positioning block 8. The connecting plate is welded or connected by screws on the second positioning block, and the second positioning block is detachably connected to the mounting plate by screws, so as to facilitate the mounting and dismounting of the connecting plate.

[0043] The first positioning block 3 includes a first positioning plate 31, a second positioning plate 32 and a third positioning plate 33, the first positioning plate 31 and the third positioning plate 33 are respectively connected to the opposite ends of the second positioning plate 32, and the first positioning pin 4 is arranged on the first positioning plate 31. The first positioning plate, the second positioning plate and the third positioning plate form a Z-shaped structure, and the third positioning plate is connected to the connecting plate by bolts, which is convenient for mounting and dismounting.

[0044] A positioning hole is arranged on the third positioning plate 33, and a second positioning pin 9 is arranged in the positioning hole. The sheet metal part can be positioned by the second positioning pin.

[0045] Two ends of the bottom plate 1 are respectively provided with bases 10, the bases 10 are connected on the bottom plate 1 through several stand columns 11. The bases 10 are provided with air cylinders 12. The air cylinders and the bottom plate leave a gap, when the sheet metal part is located between the air cylinder and the bottom plate, the sheet metal part can be tightly pressed by the piston rod of the air cylinder.

[0046] Two handles 13 are arranged on the bottom plate 1. The bottom plate is convenient to take out and convenient to carry.

[0047] Working principle: the sheet metal part is placed on the bottom plate, one side of the sheet metal part is fixed through the two quick clamps, the other side is fixed through the first positioning pins on the two first positioning blocks, the baffle is matched with the groove or hole on the sheet metal part, the sheet metal part is limited, the sheet metal part is fixed and not easy to shake in the welding process, thereby the stability and reliability of the welding quality of the sheet metal part are improved.

[0048] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A welding positioning device for sheet metal parts of engineering machinery, characterized in that, include: Base plate; At least two quick clamps, two of which are disposed on one side of the base plate; At least two first positioning blocks are provided on the side of the base plate away from the quick clamp, and a first positioning pin is provided on the first positioning block; A baffle is disposed on the base plate, and the baffle is located between the quick clamp and the first positioning block.

2. The welding positioning device for sheet metal parts of engineering machinery according to claim 1, characterized in that, The base plate is provided with mounting plates at both ends, and a connecting plate is provided between the two mounting plates. The first positioning block is provided on the connecting plate.

3. The welding positioning device for sheet metal parts of engineering machinery according to claim 2, characterized in that, The mounting plate is provided with a second positioning block, and the end of the mounting plate is connected to the second positioning block.

4. The welding positioning device for sheet metal parts of engineering machinery according to claim 1, characterized in that, The first positioning block includes a first positioning plate, a second positioning plate, and a third positioning plate. The first positioning plate and the third positioning plate are respectively connected to the opposite ends of the second positioning plate, and the first positioning pin is disposed on the first positioning plate.

5. A welding positioning device for sheet metal parts of engineering machinery according to claim 4, characterized in that, The third positioning plate is provided with a positioning hole, and a second positioning pin is provided in the positioning hole.

6. A welding positioning device for sheet metal parts of engineering machinery according to claim 1, characterized in that, The base plate has a base at each end, and the base is connected to the base plate by several columns.

7. A welding positioning device for sheet metal parts of engineering machinery according to claim 6, characterized in that, A cylinder is installed on the base.

8. A welding positioning device for sheet metal parts of engineering machinery according to claim 1, characterized in that, Two handles are provided on the base plate.

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