Tailor-welding integrated device for top cover of backhoe loader

Abstract

The utility model relates to the technical field of backhoe loaders, and discloses a backhoe loader top cover tailor-welding integrated device which comprises a backhoe loader top cover and a tailor-welding device, the tailor-welding device comprises a clamping and positioning device, a tool bottom plate, a first positioning assembly, a second positioning assembly, a third positioning assembly and a positioning block, the tool bottom plate is located at the bottom of the tailor-welding device, and the positioning block is located at the bottom of the tailor-welding device. The first positioning assembly, the second positioning assembly, the third positioning assembly and the positioning block are all arranged on the tool bottom plate and form a containing cavity in a surrounding mode, the loader-digger top cover is arranged in the containing cavity, and the second positioning assembly and the third positioning assembly are each provided with a clamping and positioning device. According to the utility model, quick moving, positioning and clamping can be realized, the tool can be directly positioned on a robot workstation to operate robot welding after positioning and fixing, the operation is simple and easy, the manual operation time is saved, and the production efficiency and the manufacturing quality are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of excavator loaders, in particular to an integrated welding device for a top cover of an excavator loader. Background Art

[0002] The welding of the cab roof of the backhoe loader is an important supporting component of the cab of the backhoe loader. It is connected to the cab frame to form the supporting part of the entire cab. The top frame welding is required to have sufficient strength and precision, and welding error defects of welding are not allowed.

[0003] Traditional welding tooling uses rigid clamping and manual placement, and then transfers to a robot workstation for welding. This solution is relatively backward, the product size cannot be guaranteed, and the production efficiency is low and the welding quality is poor, making it unsuitable for mass production. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the existing welding production efficiency of the cab top cover of the excavator loader is low and the welding quality is poor.

[0005] In order to solve the above technical problems, the technical solution of the utility model is to provide an integrated welding device for the top cover of an excavator loader, including a top cover of the excavator loader and a welding device, the welding device including a clamping and positioning device, a tooling base plate, a positioning component one, a positioning component two, a positioning component three and a positioning block, the tooling base plate is located at the bottom of the welding device, the positioning component one, the positioning component two, the positioning component three and the positioning block are all arranged on the tooling base plate and surround to form a placement cavity, the top cover of the excavator loader is arranged in the placement cavity, and the edge of the top cover of the excavator loader is in contact with the positioning component one, the positioning component two, the positioning component three and the positioning block, and the positioning component two and the positioning component three are both provided with a clamping and positioning device.

[0006] Optionally, two positioning components are provided, which are respectively arranged at the two corners of the same side of the tooling base plate, the positioning block is arranged between the positioning components, two positioning components are provided, which are respectively arranged on the two sides of the tooling base plate adjacent to the positioning component one, and the positioning component three is arranged on the side of the tooling base plate opposite to the positioning component one.

[0007] Optionally, slide rails are provided on the tooling bottom plates where the positioning components 1 and 2 are located, and inclined positioning blocks are provided on the sides of the positioning components 1 and 2 that contact the top cover of the excavator loader.

[0008] Optionally, the clamping and positioning device includes a hydraulic cylinder and a pressure rod, the hydraulic cylinder is hinged to the pressure rod, and a telescopic connecting rod is provided between the hydraulic cylinder and the pressure rod, and the clamping and positioning device arranged on the positioning component 2 is located on the inclined positioning block.

[0009] Optionally, the positioning component three, the positioning block and the inclined positioning block are in contact with the top cover of the backhoe loader, and the shape of the contact surface matches the top cover of the backhoe loader.

[0010] Optionally, it also includes a tooling positioning flange, which is arranged at the bottom of the tooling base plate.

[0011] To sum up, the integrated welding device designed in the utility model can realize rapid movement, positioning and clamping, without the need for secondary clamping and positioning. After the components of the top cover of the excavator loader are welded and positioned and fixed, the tooling can be directly positioned on the robot workstation to operate the robot welding. There is no need for manual assembly and welding, which is simple and easy to operate, saves manual operation time, improves production efficiency and production quality, and solves the problem of low efficiency of manual welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a top cover welding integrated device combination of the utility model for an excavator loader;

[0013] Figure 2 It is a top view schematic diagram of the top cover welding device of the utility model for an excavator loader;

[0014] Figure 3 This is a front view schematic diagram of the top cover welding device of the utility model for an excavator loader;

[0015] Figure 4 This is a top view schematic diagram of the top cover of the excavator loader of the utility model;

[0016] In the figure: 1. top cover of the backhoe loader; 2. welding device; 21. clamping and positioning device; 22. tooling positioning flange; 23. tooling bottom plate; 24. positioning component one; 25. positioning component two; 26. positioning component three; 27. positioning block; 28. slide rail; 29. ​​inclined positioning block. DETAILED DESCRIPTION

[0017] The following combination Figure 1-3 The utility model is described in further detail.

[0018] The utility model discloses a top cover welding device for an excavator loader, referring to Figure 1 , Figure 2 and Figure 4, including an excavator loader top cover 1 and a welding device 2, the welding device 2 includes a clamping and positioning device 21, a tooling positioning flange 22, a tooling base plate 23, a positioning component 1 24, a positioning component 25, a positioning component 3 26 and a positioning block 27, the tooling base plate 23 is located at the bottom of the welding device 2, the positioning component 1 24, the positioning component 25, the positioning component 3 26 and the positioning block 27 are all arranged on the tooling base plate 23 and surround to form a placement cavity, the excavator loader top cover 1 is arranged in the placement cavity, and the edge of the excavator loader top cover 1 is in contact with the positioning component 1 24, the positioning component 25, the positioning component 3 26 and the positioning block 27, the positioning component 25 and the positioning component 3 26 are both provided with a clamping and positioning device 21, and the tooling positioning flange 22 is arranged at the bottom of the tooling base plate 23.

[0019] In a further embodiment, referring to Figure 3 There are two positioning components 24, which are respectively arranged at the two corners of the same side of the tooling base plate 23, the positioning block 27 is arranged between the positioning components 1 24, there are two positioning components 25, which are respectively arranged on the two sides of the tooling base plate 23 adjacent to the positioning components 1 24, the positioning component 3 26 is arranged on the side of the tooling base plate 23 opposite to the positioning component 1 24, the tooling base plate 23 where the positioning components 1 24 and the positioning components 2 25 are located is provided with a slide rail 28, and the side where the positioning components 1 24 and the positioning components 2 25 contact the top cover 1 of the excavator loader is provided with an inclined positioning block 29.

[0020] In a further embodiment, the clamping positioning device 21 includes a hydraulic cylinder and a pressure rod, the hydraulic cylinder is hinged to the pressure rod, and a telescopic connecting rod is provided between the hydraulic cylinder and the pressure rod. The clamping positioning device 21 arranged on the positioning component 25 is located on the inclined positioning block 29, and the positioning component 3 26, the positioning block 27 and the inclined positioning block 29 are in contact with the top cover 1 of the excavator loader, and the shape of the contact surface matches the top cover 1 of the excavator loader.

[0021] When the utility model is in use, the tooling base plate 23 is placed on the robot workstation and positioned by the tooling positioning flange 22 at the bottom of the tooling base plate 23, and then the top cover 1 of the backhoe loader is placed in the placement cavity of the tooling base plate 23, so that the edge of the top cover 1 of the backhoe loader is in contact with the positioning component three 26 and the positioning block 27, and then the positioning component one 24 and the positioning component two 25 are slid, so that the inclined surface positioning blocks 29 of the two are against the top cover 1 of the backhoe loader, and then the hydraulic cylinder is activated, and the lower pressure rod is pressed on the top cover 1 of the backhoe loader, and then welding can be started.

[0022] After the top cover 1 of the excavator loader of the utility model is placed, it is positioned and clamped, the operation is simple, the positioning is accurate, and subsequent welding can be directly carried out with high efficiency, which solves the problem of low efficiency of manual welding and is suitable for mass production. The inclined positioning block 29 and the slide rail 28 realize the rapid movement of the positioning block, which greatly improves the production efficiency and manufacturing quality.

[0023] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A top cover welding device for an excavator loader, characterized in that: The invention comprises a backhoe loader top cover (1) and a welding device (2), wherein the welding device (2) comprises a clamping and positioning device (21), a tooling base plate (23), a positioning component one (24), a positioning component two (25), a positioning component three (26) and a positioning block (27), wherein the tooling base plate (23) is located at the bottom of the welding device (2), wherein the positioning component one (24), the positioning component two (25), the positioning component three (26) and the positioning block (27) are all arranged on the tooling base plate (23) and surround to form a placement cavity, wherein the backhoe loader top cover (1) is arranged in the placement cavity, and the edge of the backhoe loader top cover (1) contacts with the positioning component one (24), the positioning component two (25), the positioning component three (26) and the positioning block (27), and the positioning component two (25) and the positioning component three (26) are both provided with a clamping and positioning device (21).

2. The top cover welding device for an excavator loader according to claim 1, characterized in that: The first positioning component (24) is provided with two, and is respectively arranged at two corners of the same side of the tooling base plate (23); the positioning block (27) is arranged between the first positioning component (24); the second positioning component (25) is provided with two, and is respectively arranged on two sides of the tooling base plate (23) adjacent to the first positioning component (24); the third positioning component (26) is arranged on a side of the tooling base plate (23) opposite to the first positioning component (24).

3. The top cover welding device for an excavator loader according to claim 1, characterized in that: A slide rail (28) is provided on the tooling bottom plate (23) where the positioning assembly 1 (24) and the positioning assembly 2 (25) are located, and an inclined positioning block (29) is provided on the side where the positioning assembly 1 (24) and the positioning assembly 2 (25) contact the top cover (1) of the excavator loader.

4. The top cover welding device for an excavator loader according to claim 1, characterized in that: The clamping positioning device (21) comprises a hydraulic cylinder and a pressure rod, wherein the hydraulic cylinder is hinged to the pressure rod, and a telescopic connecting rod is provided between the hydraulic cylinder and the pressure rod. The clamping positioning device (21) provided on the second positioning component (25) is located on the inclined surface positioning block (29).

5. The top cover welding device for an excavator loader according to claim 4, characterized in that: The positioning assembly three (26), the positioning block (27) and the inclined positioning block (29) are in contact with the top cover (1) of the backhoe loader, and the shape of the contact surface matches the top cover (1) of the backhoe loader.

6. The top cover welding device for an excavator loader according to claim 1, characterized in that: It also includes a tooling positioning flange (22), wherein the tooling positioning flange (22) is arranged at the bottom of the tooling base plate (23).

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