Flexible welding tool for mine truck frame

Abstract

The utility model discloses a flexible welding tool for a mine truck frame, which comprises a flexible welding platform provided with a plurality of threaded holes; the longitudinal beam positioning and supporting structure comprises a plurality of longitudinal beam supporting seats, a longitudinal beam positioning mechanism, a longitudinal beam tightening mechanism and a longitudinal beam supporting backer which are mounted on the flexible welding platform; the front cross beam positioning and supporting structure comprises a front cross beam positioning and supporting seat mounted at the front end of the flexible welding platform; the middle cross beam positioning and supporting structure comprises a middle cross beam adjusting mechanism mounted in the middle of the flexible welding platform; and the turnover shaft seat positioning structure comprises a turnover shaft seat positioning mechanism mounted at the rear end of the flexible welding platform. The flexible welding tool for the mine truck frame is simple in structure, convenient to adjust and high in production compatibility of frames of multiple vehicle types, can meet the production requirements of frames of different states of lengths, widths and heights, reduces time waste caused by tool switching, and achieves flexible adjustment production of the mine truck frame.

Description

Technical Field

[0001] The utility model relates to a flexible welding tool for a mining truck frame and belongs to the field of mining dump truck manufacturing. Background Art

[0002] In the field of mining dump trucks, with the development needs of large-tonnage mining trucks, products are constantly upgraded. In order to optimize product structure and improve frame quality, the design of new model frames is gradually developing in the direction of becoming wider, taller and longer. In the frame production process, although the rigid welding tooling is strong and firm, the corresponding product is relatively single. Every time the product is changed, it needs to be polished, repositioned and welded on the tooling platform, which greatly affects the tooling life, product quality and production efficiency. Therefore, in order to achieve high-quality production, it is necessary to make adjustable tooling for frames of different lengths, widths and heights to meet production needs. Summary of the invention

[0003] In view of the problems existing in the above-mentioned prior art, the utility model provides a flexible welding tool for a mining truck frame, which is convenient for accurately and quickly adjusting the length, width and height position of the frame during the production process to meet the production requirements of various states.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts a flexible welding tool for a mining truck frame, comprising:

[0005] A flexible welding platform with multiple threaded holes for mounting multiple positioning and supporting structures;

[0006] A longitudinal beam positioning support structure, comprising a plurality of longitudinal beam support seats, a longitudinal beam positioning mechanism, a longitudinal beam tightening mechanism and a longitudinal beam support backer installed on a flexible welding platform, wherein the longitudinal beam positioning mechanism is used for positioning the longitudinal beam in the frame assembly, and the longitudinal beam support seat, the longitudinal beam tightening mechanism and the longitudinal beam support backer are used for supporting and tightening the longitudinal beam;

[0007] A front crossbeam positioning support structure, including a front crossbeam positioning support seat installed at the front end of the flexible welding platform, used for positioning and supporting the front crossbeam in the frame assembly;

[0008] The intermediate crossbeam positioning support structure includes an intermediate crossbeam adjustment mechanism installed in the middle of the flexible welding platform, which is used for positioning and supporting the square tube crossbeam and the round tube crossbeam in the frame assembly;

[0009] The flip axle seat positioning structure comprises a flip axle seat positioning mechanism installed at the rear end of the flexible welding platform, which is used for positioning the flip axle seat in the frame assembly.

[0010] As an improvement, the flexible welding platform is also provided with scale lines.

[0011] As an improvement, a plurality of longitudinal beam support seats are longitudinally mounted on the flexible welding platform, and each longitudinal beam support seat is transversely mounted.

[0012] As an improvement, the longitudinal beam positioning mechanism includes a longitudinal beam positioning seat and a longitudinal beam positioning pin;

[0013] The longitudinal beam positioning seat is installed on the flexible welding platform, and a V-shaped groove is provided on the upper end of the longitudinal beam positioning seat. The longitudinal beam positioning pin is installed on the longitudinal beam and cooperates with the V-shaped groove for positioning.

[0014] As an improvement, the longitudinal beam positioning mechanisms are installed in pairs on the flexible welding platform.

[0015] As an improvement, the longitudinal beam tightening mechanism and the longitudinal beam supporting backer are relatively installed on the left and right sides of the flexible welding platform.

[0016] As an improvement, the longitudinal beam tightening mechanism includes a longitudinal beam tightening seat installed on the flexible welding platform and a tightening screw installed on the longitudinal beam tightening seat, and the longitudinal beam is pressed against the longitudinal beam supporting backer by tightening the screw.

[0017] As an improvement, the intermediate beam adjustment mechanism includes an intermediate beam mounting plate, an intermediate beam quick-change seat and a beam positioning plate;

[0018] The intermediate beam mounting plate is mounted on the flexible welding platform, the intermediate beam quick-change seat is bolted to the intermediate beam mounting plate, and a square tube beam positioning plate or a round tube beam positioning plate is mounted on the intermediate beam quick-change seat.

[0019] As an improvement, the flip shaft seat positioning mechanism includes a flip positioning plate, a flip positioning seat and a flip shaft core tube;

[0020] The flip positioning plate is installed on the flexible welding platform, the two flip positioning seats are bolted on the flip positioning plate, the upper end of the flip positioning seat is provided with a V-shaped groove, and the flip axis tube is installed on the V-shaped groove.

[0021] As an improvement, a wear-resistant positioning block is bolted to the V-groove of the flip positioning seat.

[0022] Compared with the prior art, the flexible welding tooling for the mining truck frame of the utility model has a simple structure, is easy to adjust, has high production compatibility for frames of multiple models, can meet the production requirements of frames of different lengths, widths and heights, reduces time waste caused by tooling switching, and realizes flexible adjustment production of mining truck frames. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0024] Figure 1 This is a schematic diagram of the structure of the flexible welding tooling of the utility model;

[0025] Figure 2 It is a structural schematic diagram of the flexible welding tooling of the utility model for installing a frame assembly;

[0026] Figure 3 It is a structural schematic diagram of the flip shaft seat positioning mechanism of the utility model;

[0027] In the figure: 1. flexible welding platform, 2. front cross beam positioning support seat, 3. longitudinal beam support seat, 4. longitudinal beam positioning mechanism, 4-1. longitudinal beam positioning pin, 4-2. longitudinal beam positioning seat, 5. longitudinal beam tightening mechanism, 5-1. tightening screw, 5-2. longitudinal beam tightening seat, 6. longitudinal beam support backer, 7. middle cross beam adjustment mechanism, 7-1. middle cross beam mounting plate, 7-2. middle cross beam quick change seat, 7-3. square tube cross beam positioning plate, 7-4. round tube cross beam positioning plate, 8. flip axle seat positioning mechanism, 8-1. flip positioning plate, 8-2. flip positioning seat, 8-3. wear-resistant positioning block, 8-4. flip axle core tube, 9. frame assembly, 9-1. longitudinal beam, 9-2. front cross beam, 9-3. square tube cross beam, 9-4. round tube cross beam, 9-5. flip axle seat. DETAILED DESCRIPTION

[0028] In order to make the objectives, technical solutions and advantages of the present invention more clear, the technical solutions of the present application are described in detail below through the accompanying drawings and specific embodiments. It should be understood that the embodiments of the present application and the specific features in the embodiments are detailed descriptions of the technical solutions of the present application, rather than limitations on the technical solutions of the present application. In the absence of conflict, the embodiments of the present application and the technical features in the embodiments can be combined with each other.

[0029] In the description of the present invention, it is necessary to understand that the terms "longitudinal", "lateral", "front", "rear", "middle", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the protection content of the present invention.

[0030] like Figure 1 , Figure 2 and Figure 3 As shown, a flexible welding tool for a mining truck frame includes a flexible welding platform 1, a longitudinal beam positioning support structure, a front crossbeam positioning support structure, an intermediate crossbeam positioning support structure and a flip axle seat positioning structure;

[0031] The flexible welding platform 1 is made by processing cast iron, and is provided with a plurality of threaded holes for installing related positioning support structures, etc. Since threaded holes are used for connection, the installation positions of various components can be flexibly adjusted according to different vehicle frames;

[0032] The longitudinal beam positioning support structure includes a plurality of longitudinal beam support seats 3, a longitudinal beam positioning mechanism 4, a longitudinal beam tightening mechanism 5 and a longitudinal beam support backing 6 installed on the flexible welding platform 1. The longitudinal beam positioning mechanism 4 is used for positioning the longitudinal beam 9-1 in the frame assembly 9. The longitudinal beam support seat 3, the longitudinal beam tightening mechanism 5 and the longitudinal beam support backing 6 are used to cooperate in supporting and tightening the longitudinal beam 9-1.

[0033] The front crossbeam positioning support structure includes a front crossbeam positioning support seat 2 installed at the front end of the flexible welding platform 1, which is used for positioning and supporting the front crossbeam 9-2 in the frame assembly 9;

[0034] The intermediate crossbeam positioning and supporting structure includes an intermediate crossbeam adjusting mechanism 7 installed in the middle of the flexible welding platform 1, which is used for positioning and supporting the square tube crossbeam 9-3 and the round tube crossbeam 9-4 in the frame assembly 9;

[0035] The flip axle seat positioning structure includes a flip axle seat positioning mechanism 8 installed at the rear end of the flexible welding platform 1, which is used to position the flip axle seat 9-5 in the frame assembly 9.

[0036] As an improvement of the embodiment, Figure 1 , Figure 2 As shown, the flexible welding platform 1 is also provided with scale lines arranged in the horizontal and vertical directions to facilitate the positioning and installation of various components.

[0037] As an improvement of the embodiment, Figure 1 , Figure 2 As shown, the longitudinal beam support seat 3 is installed by matching the holes on the bottom plate and the flexible welding platform 1. The longitudinal beam support seat 3 can increase the overall height position of the frame assembly 9 to avoid interference between parts on the frame and the flexible welding platform 1, while facilitating production; multiple longitudinal beam support seats 3 are installed longitudinally on the flexible welding platform 1 to provide support for different positions of the longitudinal beam 9-1, and each longitudinal beam support seat 3 is installed horizontally to simultaneously support two longitudinal beams 9-1 of the frame assembly 9.

[0038] As an improvement of the embodiment, Figure 1 , Figure 2As shown, the longitudinal beam positioning mechanism 4 includes a longitudinal beam positioning seat 4-2 and a longitudinal beam positioning pin 4-1; the longitudinal beam positioning seat 4-2 is bolted to the flexible welding platform 1, and a V-shaped groove is provided at the upper end of the longitudinal beam positioning seat 4-2. The longitudinal beam positioning pin 4-1 is installed on the longitudinal beam 9-1 and cooperates with the V-shaped groove for positioning. When in use, the longitudinal beam positioning pin 4-1 installed on the longitudinal beam at the zero line position cooperates with the longitudinal beam positioning seat 4-2 to ensure the accuracy of the longitudinal beam 9-1 installation position and the high efficiency of production.

[0039] As an improvement of the embodiment, Figure 1 , Figure 2 As shown, the longitudinal beam positioning mechanisms 4 are installed in pairs on the flexible welding platform 1. By relying on the longitudinal beam positioning mechanisms 4 arranged in pairs, the positioning accuracy of the longitudinal beam 9-1 on the flexible welding platform 1 can be improved.

[0040] As an improvement of the embodiment, Figure 1 , Figure 2 As shown, the longitudinal beam tightening mechanism 5 and the longitudinal beam supporting backing 6 are relatively installed on the flexible welding platform 1. For example, the longitudinal beam tightening mechanism 5 is installed on the left side of the flexible welding platform 1 and the longitudinal beam supporting backing 6 is installed on the right side of the flexible welding platform 1. The longitudinal beam tightening mechanism 5 can drive the longitudinal beam 9-1 to move close to the longitudinal beam supporting backing 6, which is convenient for adjusting the frame at different positions. The longitudinal beam supporting backing 6 effectively ensures the flatness of the parts.

[0041] As an improvement of the embodiment, Figure 1 , Figure 2 As shown, the longitudinal beam tightening mechanism 5 includes a longitudinal beam tightening seat 5-2 and a tightening screw 5-1. The longitudinal beam tightening seat 5-2 is bolted to the flexible welding platform 1 to facilitate the positioning size of the longitudinal beam 9-1. The tightening screw 5-1 is installed on the longitudinal beam tightening seat 5-2 and can be tightened or loosened. By tightening the tightening screw 5-1, the longitudinal beam 9-1 is moved and pressed against the longitudinal beam support backer 6, which facilitates the position adjustment of longitudinal beams 9-1 of different sizes.

[0042] As an improvement of the embodiment, Figure 1 , Figure 2 As shown, the front cross beam positioning support seat 2 is matched with the flexible welding platform 1 through the holes on the bottom plate, so as to meet the production requirements of frames of different lengths.

[0043] As an improvement of the embodiment, Figure 1 , Figure 2 As shown, the intermediate beam adjustment mechanism 7 includes an intermediate beam mounting plate 7-1, an intermediate beam quick-change seat 7-2 and a beam positioning plate;

[0044] The intermediate beam mounting plate 7-1 is bolted to the flexible welding platform 1, and can be adjusted for vehicles of different tonnages; the intermediate beam quick-change seat 7-2 is bolted to the intermediate beam mounting plate 7-1, and the positioning production of beams of different heights and front and rear positions is ensured by matching the hole positions of the intermediate beam quick-change seat 7-2 and the intermediate beam mounting plate 7-1, so that vehicles of the same tonnage and different styles can be adjusted. The intermediate beam quick-change seat 7-2 is installed with a square tube beam positioning plate 7-3 or a round tube beam positioning plate 7-4, and the square tube beam positioning plate 7-3 can be used to fine-tune the height direction and front and rear direction of the square tube beam 9-3, and the round tube beam positioning plate 7-4 can be used to fine-tune the height direction and front and rear direction of the round tube beam 9-4. The square tube beam positioning plate 7-3 is a horizontal plate, and the round tube beam positioning plate 7-4 is a V-shaped plate.

[0045] As an improvement of the embodiment, Figure 1 , Figure 2 and Figure 3 As shown, the flip shaft seat positioning mechanism 8 includes a flip positioning plate 8-1, a flip positioning seat 8-2 and a flip shaft core tube 8-4;

[0046] The flip positioning plate 8-1 is bolted to the flexible welding platform 1 and can be adjusted for vehicles of different tonnages. The two flip positioning seats 8-2 are bolted to the flip positioning plate 8-1. The two flip positioning seats 8-2 are connected as a whole through the flip positioning plate 8-1, and the coaxiality effect is good, which improves the accuracy of production. A V-shaped groove is opened on the upper end of the flip positioning seat 8-2, and the flip axis tube 8-4 is installed on the V-shaped groove. The flip axis tube 8-4 is a tooling accessory. The axis tube is inserted into the flip axis seat 9-5 of the frame assembly 9 to fall on the flip axis seat positioning mechanism 8 for positioning.

[0047] As an improvement of the embodiment, Figure 3 As shown, the V-groove of the flip positioning seat 8-2 is bolted with a wear-resistant positioning block 8-3 using a countersunk hole, which is convenient for replacement, and the wear-resistant positioning block 8-3 is heat-treated and has a long service life.

[0048] The usage process is as follows:

[0049] On the flexible welding platform 1, the front crossbeam positioning support seat 2, the longitudinal beam support seat 3, the longitudinal beam positioning mechanism 4, the longitudinal beam tightening mechanism 5, the longitudinal beam support backing 6, the middle crossbeam adjustment mechanism 7 and the flip axle seat positioning mechanism 8 are fixed by bolts according to the required size;

[0050] The positions of the beams are adjusted by the front beam positioning support seat 2 and the middle beam adjustment mechanism 7; the longitudinal beam positioning pin 4-1 is inserted into the zero line position of the longitudinal beam 9-1 on one side, and the longitudinal beam 9-1 is hoisted to the longitudinal beam positioning mechanism 4 by a crane, and is close to the longitudinal beam support 6;

[0051] Then, the front cross beam 9-2, the square tube cross beam 9-3, and the round tube cross beam 9-4 are hoisted to the front cross beam positioning support seat 2 and the middle cross beam adjustment mechanism 7 respectively by a crane;

[0052] Then, the other side longitudinal beam 9-1 is hoisted to the longitudinal beam positioning mechanism 4, and the longitudinal beam 9-1 is clamped by the longitudinal beam tightening mechanism 5;

[0053] Finally, install the flip shaft core tube 8-4 on the flip shaft seat 9-5, and then put the flip shaft seat 9-5 into the flip shaft seat positioning mechanism 8 from the side to ensure that the flip shaft seat 9-5 fits with the longitudinal beam 9-1, and the flip shaft core tube 8-4 fits with the wear-resistant positioning block 8-3.

[0054] The utility model provides a flexible welding tool for a mining truck frame, which has a simple structure, is easy to adjust, has high production compatibility for frames of various types, can meet the production requirements of frames of different lengths, widths and heights, reduces time waste caused by tool switching, and realizes flexible adjustment production of mining truck frames.

[0055] In addition, those skilled in the art will understand that, although some embodiments described herein include certain features included in other embodiments but not other features, the combination of features of different embodiments also means being within the scope of protection of the present utility model and forming different embodiments. For example, in the above embodiments, those skilled in the art can use them in combination according to the known technical solutions and the technical problems to be solved by the present application.

Claims

1. A flexible welding tool for a mining truck frame, characterized in that: include: A flexible welding platform (1) is provided with a plurality of threaded holes for installing a plurality of positioning and supporting structures; A longitudinal beam positioning support structure, comprising a plurality of longitudinal beam support seats (3), a longitudinal beam positioning mechanism (4), a longitudinal beam tightening mechanism (5) and a longitudinal beam support backer (6) installed on a flexible welding platform (1), wherein the longitudinal beam positioning mechanism (4) is used for positioning the longitudinal beam (9-1) in a vehicle frame assembly (9), and the longitudinal beam support seat (3), the longitudinal beam tightening mechanism (5) and the longitudinal beam support backer (6) are used for supporting and tightening the longitudinal beam (9-1); A front crossbeam positioning support structure, comprising a front crossbeam positioning support seat (2) installed at the front end of a flexible welding platform (1), used for positioning and supporting a front crossbeam (9-2) in a vehicle frame assembly (9); The intermediate crossbeam positioning support structure comprises an intermediate crossbeam adjustment mechanism (7) installed in the middle of the flexible welding platform (1) and is used for positioning and supporting the square tube crossbeam (9-3) and the round tube crossbeam (9-4) in the frame assembly (9); The flip axle seat positioning structure comprises a flip axle seat positioning mechanism (8) installed at the rear end of a flexible welding platform (1) and used for positioning a flip axle seat (9-5) in a vehicle frame assembly (9).

2. The flexible welding tool for a mining truck frame according to claim 1, characterized in that: The flexible welding platform (1) is also provided with scale lines.

3. The flexible welding tool for a mining truck frame according to claim 1, characterized in that: A plurality of longitudinal beam support seats (3) are mounted on the flexible welding platform (1) in the longitudinal direction, and each longitudinal beam support seat (3) is mounted in the transverse direction.

4. The flexible welding tool for a mining truck frame according to claim 1, characterized in that: The longitudinal beam positioning mechanism (4) comprises a longitudinal beam positioning seat (4-2) and a longitudinal beam positioning pin (4-1); The longitudinal beam positioning seat (4-2) is installed on the flexible welding platform (1), a V-shaped groove is provided at the upper end of the longitudinal beam positioning seat (4-2), and the longitudinal beam positioning pin (4-1) is installed on the longitudinal beam (9-1) and cooperates with the V-shaped groove for positioning.

5. The flexible welding tool for a mining truck frame according to claim 4, characterized in that: The longitudinal beam positioning mechanisms (4) are installed in pairs on the flexible welding platform (1).

6. The flexible welding tool for a mining truck frame according to claim 1, characterized in that: The longitudinal beam tightening mechanism (5) and the longitudinal beam supporting backer (6) are relatively installed on the left and right sides of the flexible welding platform (1).

7. The flexible welding tool for a mining truck frame according to claim 6, characterized in that: The longitudinal beam tightening mechanism (5) comprises a longitudinal beam tightening seat (5-2) mounted on the flexible welding platform (1) and a tightening screw (5-1) mounted on the longitudinal beam tightening seat (5-2). The longitudinal beam (9-1) is pressed against the longitudinal beam supporting backer (6) by tightening the screw (5-1).

8. The flexible welding tool for a mining truck frame according to claim 1, characterized in that: The intermediate crossbeam adjustment mechanism (7) comprises an intermediate crossbeam mounting plate (7-1), an intermediate crossbeam quick-change seat (7-2) and a crossbeam positioning plate; The intermediate crossbeam mounting plate (7-1) is mounted on the flexible welding platform (1), the intermediate crossbeam quick-change seat (7-2) is bolted to the intermediate crossbeam mounting plate (7-1), and a square tube crossbeam positioning plate (7-3) or a round tube crossbeam positioning plate (7-4) is mounted on the intermediate crossbeam quick-change seat (7-2).

9. The flexible welding tool for a mining truck frame according to claim 1, characterized in that: The flip shaft seat positioning mechanism (8) comprises a flip positioning plate (8-1), a flip positioning seat (8-2) and a flip shaft core tube (8-4); The flip positioning plate (8-1) is installed on the flexible welding platform (1), the two flip positioning seats (8-2) are bolted to the flip positioning plate (8-1), the upper ends of the flip positioning seats (8-2) are provided with V-shaped grooves, and the flip axis tube (8-4) is installed on the V-shaped grooves.

10. The flexible welding tool for a mining truck frame according to claim 9, characterized in that: A wear-resistant positioning block (8-3) is bolted to the V-shaped groove of the flip positioning seat (8-2).

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