Lower frame track beam positioning reinforcing plate assembling and welding device

Abstract

The utility model relates to the technical field of assembly tools, in particular to a lower frame track beam positioning reinforcing plate assembly welding device which comprises a base, a bracket is fixedly arranged on the upper end face of the base and used for supporting a track beam, the base is connected with a pushing frame through a transverse linear sliding way, and a double-end air cylinder is arranged in the pushing frame in the longitudinal direction in a fixed structure mode. An output shaft of the double-end air cylinder can stretch out of the outside, the two output shafts of the double-end air cylinder are fixedly provided with movable plates, the two movable plates are arranged on the two sides of the pushing frame respectively, positioning blocks are arranged on the outer sides of the movable plates in a fixed structure mode, and magnets are arranged on the vertical walls, on one sides of the positioning blocks, of the movable plates in a fixed structure mode. The positioning blocks are matched with the grooves in the reinforcing plates to position the reinforcing plates, and then the magnets are used for fixing the reinforcing plates.

Description

Technical field:

[0001] The present application relates to the technical field of assembly tooling, and in particular to an assembly welding device for positioning and reinforcing plates of a crawler beam of a lower frame. Background technology:

[0002] The Chinese utility model patent for excavator chassis crawler beam welding tooling with application number 201420606652.5 includes a bottom plate and a plurality of U-shaped beam transverse support seats respectively fixed on the bottom plate and located outside the longitudinal sides of the U-shaped beam, and also includes a pair of motor seat vertical support frames, a pair of U-shaped beam longitudinal support seats, a pair of motor seat support plates, 2 motor seat adjustment screws, 4 guide seat adjustment screws and a guide seat support mechanism. The end faces of a pair of motor seat vertical support frames arranged along the transverse direction of the bottom plate are relatively fixed on one end of the bottom plate, and the guide seat support mechanism is arranged on the bottom plate. On the other end of the plate; the guide seat support mechanism includes a pair of linear guides and a guide seat support frame, the guide seat support frame includes an upper plate and a pair of grooved vertical plates, a pair of linear guide bodies are fixed in parallel on the other end of the base plate, two guide rail slides are supported on the linear guide bodies, the four corners of the upper plate are respectively fixed on the corresponding linear guide slides, and a pair of grooved vertical plates are respectively fixed on both sides of the upper plate in the longitudinal direction; a pair of U-shaped beam longitudinal support seats and several U-shaped beam transverse support seats are respectively fixed perpendicular to each other on the base plate between a pair of motor seat vertical support frames and the guide seat support mechanism.

[0003] This patent cannot assemble the lower frame track beam with positioning plates and reinforcing plate structural components. After the guide seat and the track beam are assembled, workers need to position and weld them, which is inefficient. Utility model content:

[0004] In order to solve the above technical problems, the utility model provides a device for welding the positioning reinforcement plate of the crawler beam of the lower frame, and solves the technical problem that it is impossible to assemble the crawler beam of the lower frame with the positioning plate and the reinforcement plate structural components, and it is necessary to assemble the guide seat and the crawler beam, and then position and weld them by workers, which is inefficient. In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0005] A lower frame crawler beam positioning reinforcement plate assembly welding device, comprising:

[0006] A base, wherein a bracket is fixedly arranged on the upper end surface of the base;

[0007] A push rack and a transverse linear slideway, wherein the push rack is connected to the base through the transverse linear slideway;

[0008] A double-headed cylinder is arranged longitudinally in the push frame in a fixed structure, and the output shaft of the double-headed cylinder can extend to the outside;

[0009] The two movable plates are respectively fixedly connected to the output shaft of the double-head cylinder, and the two movable plates are respectively arranged on both sides of the pushing frame;

[0010] A positioning block, which is arranged on the outside of the movable plate in a fixed structure;

[0011] A magnet is arranged in a fixed structure on the movable plate wall at one side of the positioning block;

[0012] A clamping frame and a longitudinal linear slideway. The clamping frame is arranged on both sides of the base through the longitudinal linear slideway, and a slide groove is opened in the vertical direction of the clamping frame;

[0013] Cylinder, slider, the cylinder output shaft is slidably connected with the slide groove through the slider, and the cylinder is connected with the clamping frame by a hinged structure;

[0014] A claw, one end of which is connected to the cylinder output shaft in an articulated structure;

[0015] A connecting rod, one end of which is connected to the middle of the clamping claw in an articulated structure, and the other end of which is connected to the clamping frame in an articulated structure.

[0016] Furthermore, the pushing frame includes a mounting plate, and an inverted L-shaped support frame is arranged on the upper surface of the mounting plate in a fixed structure; and movable plates are arranged on both sides of the horizontal section of the support frame.

[0017] Furthermore, a support block is provided on the side wall of the movable plate below the magnet in a fixed structure.

[0018] Furthermore, a motor is arranged on the mounting plate in a fixed structure, and a gear is fixedly arranged on the output shaft of the motor;

[0019] A rack meshing with the gear is fixedly arranged on the base.

[0020] Furthermore, a guide rod cylinder is arranged in the support frame, the output shaft of the guide rod cylinder is provided with a mounting seat in a fixed structure manner, and the upper end surface of the mounting seat is provided with a bracket in a V-shaped structure in a fixed structure manner.

[0021] Furthermore, a magnetic block is fixedly arranged on the inner end surface of the bracket.

[0022] The beneficial effects of the utility model are as follows: the positioning block is matched with the groove on the reinforcing plate to position it, and then the reinforcing plate is fixed by using a magnet, without the need for workers to position it, which saves manpower and improves assembly accuracy; the positioning plate is clamped and fixed by the claws and connecting rods on the clamping frame, which improves the splicing accuracy of the positioning plate and improves assembly efficiency.

[0023] The clamping claws are limited by connecting rods and sliding grooves, which can meet the clamping requirements of crawler beams of different thicknesses, expand the application range of the tooling and improve practicality. Description of the drawings:

[0024] Figure 1 It is a three-dimensional structural schematic diagram of an embodiment of the utility model.

[0025] Figure 2 It is a schematic diagram of the connection structure of components of the clamping frame of the utility model.

[0026] Figure 3 It is a three-dimensional structural schematic diagram of the components of the push rack of the utility model.

[0027] Figure 4 It is a schematic diagram of the matching relationship among the positioning plate, the reinforcing plate and the pushing frame of the utility model.

[0028] In the figure:

[0029] 1. Base, 2. Pushing frame, 3. Horizontal linear slide, 4. Positioning block, 5. Magnet, 6. Double-head cylinder, 7. Clamping frame, 8. Longitudinal linear slide, 9. Slide, 10. Cylinder, 11. Slider, 12. Claw, 13. Connecting rod, 14. Support block, 15. Motor, 16. Guide rod cylinder, 17. Mounting seat, 18. Bracket, 19. Magnetic block, 20. Bracket, 21. Mounting plate, 22. Support frame, 23. Rack, 24. Track beam, 25. Positioning plate, 26. Reinforcement plate. Specific implementation method:

[0030] In order to make the purpose, technical scheme and advantages of the implementation of the utility model clearer, the utility model will now be further described in detail with reference to the accompanying drawings and the following examples so that the public can better understand the implementation method of the utility model. The specific implementation scheme of the utility model is as follows:

[0031] A device for welding a track beam positioning and reinforcing plate of a lower frame comprises a base 1, a bracket 20 is fixedly arranged on the upper end surface of the base 1 for supporting a track beam 24, clamping devices are arranged on the base 1 on both sides of the track beam 24, which is the prior art and will not be elaborated one by one; the base 1 is connected to a pushing frame 2 through a transverse linear slideway 3, a double-headed cylinder 6 is arranged longitudinally in a fixed structure manner in the pushing frame 2, the output shaft of the double-headed cylinder 6 can extend outward, and both output shafts of the double-headed cylinder 6 are fixedly arranged with movable plates, and the two movable plates are respectively arranged on both sides of the pushing frame 2, a positioning block 4 is arranged on the outer side of the movable plate in a fixed structure manner, a magnet 5 is arranged on the movable plate vertical wall on one side of the positioning block 4 in a fixed structure manner, the positioning block 4 is matched with the groove on the reinforcing plate 25 to position it, and then the reinforcing plate 25 is fixed by the magnet 5.

[0032] A clamping frame 7 is arranged on both sides of the base 1 through a longitudinal linear slide 8, and a longitudinal cylinder is hingedly arranged on the base 1, and the output end of the longitudinal cylinder is hingedly connected to the clamping frame 7 to drive the clamping frame 7 to move on the longitudinal linear slide 8; a slide groove 9 is vertically provided on the clamping frame 7, and the output shaft of the cylinder 10 is slidably connected to the slide groove 9 through a slider 11, and the cylinder 10 is connected to the clamping frame 7 with a hinged structure, and the output shaft of the cylinder 10 is connected with a claw 12 in an hinged structure manner, and a connecting rod 13 is arranged in the middle of the claw 12 in an hinged structure manner, and the other end of the connecting rod 13 is connected to the clamping frame 7 in an hinged structure manner, and the claw is limited by the connecting rod and the slide groove, which can meet the clamping requirements of crawler beams of different thickness models, expand the application range of the tooling, and improve practicality.

[0033] Specifically, the pushing frame 2 includes a mounting plate 21, and an inverted L-shaped support frame 22 is fixedly arranged on the upper end surface of the mounting plate 21; the movable plate is arranged on both sides of the horizontal section of the support frame 22, and through the protrusion of the horizontal section, it is convenient to extend into the cavity of the crawler beam 24 to place the positioning plate 25.

[0034] The side wall of the movable plate below the magnet 5 is provided with a support block 14 in a fixed structure manner, which can support the end of the positioning plate 25 away from the positioning block 4 to prevent the positioning plate 25 from drooping due to installation gap problems, thereby improving positioning accuracy.

[0035] A motor 15 is fixedly arranged on the mounting plate 21 in a fixed structure manner, a gear is fixedly arranged on the output shaft of the motor 15, and a rack 23 meshing with the gear is fixedly arranged on the base 1. The motor drives the gear to mesh with the rack 23 to drive the pushing rack 2 to slide on the horizontal linear slide 3.

[0036] It should be noted that, based on the above embodiments, in another embodiment, a guide rod cylinder 16 is arranged in the support frame 22, and the output shaft of the guide rod cylinder 16 is provided with a mounting seat 17 in a fixed structure manner, and the upper end surface of the mounting seat 17 is provided with a bracket 18 in a V-shaped structure in a fixed structure manner, and a magnetic block 19 is fixedly provided on the inner end surface of the bracket 18. The reinforcing plate is supported and fixed by the bracket 18 and the magnetic block 19, and then sent to the predetermined position by the guide rod cylinder 16, thereby improving the integration level of the tooling and improving work efficiency.

[0037] The working principle and working process of the utility model are as follows:

[0038] In the first step, the crawler beam 24 is placed on the bracket 20;

[0039] The second step is to place the groove of the positioning plate 25 on the positioning block 4, and the lower edge of the positioning plate 25 is supported by the support block 14. At this time, the positioning plate 25 is adsorbed on the movable plate by the magnet 5, and then the reinforcing plate 26 is placed on the bracket 18 and adsorbed by the magnetic block 19;

[0040] The third step is to start the motor 15, the output shaft of the motor 15 drives the gear to mesh with the rack 23, and drives the push frame 2 and the upper parts to move to the right through the transverse linear slide 3 to the inside of the crawler beam 24;

[0041] The fourth step is to start the double-headed cylinder 6 to extend, and after the positioning plate 25 is supported on the inner wall of the crawler beam 24 through the movable plate, the output shaft of the double-headed cylinder 6 is retracted, and the guide rod cylinder 16 is started to extend, and the reinforcing plate 26 is pushed between the two positioning plates 25;

[0042] The fifth step is to start the longitudinal cylinder to drive the clamping frame 7 to move inward on the longitudinal linear slide 8, and the side wall of the clamping frame 7 presses the side wall of the crawler beam, so that the reinforcing plate 26 is squeezed and fixed by the side wall of the crawler beam;

[0043] Step 6: Start the cylinder 10, the output shaft of the cylinder 10 drives the slider 11 to move in the slide groove 9, and pushes one end of the claw 12 to move upward, and the other end moves downward due to the limit of the connecting rod 13, so as to press the positioning plate 25 and the crawler beam 24 against the inner wall of the clamping frame;

[0044] The seventh step is to start the guide rod cylinder 16 to retract, and start the motor 15 to drive the push frame 2 to move to one side of the base 1, complete the assembly work, and proceed to the next step of welding.

[0045] In the description of the present invention, it should be understood that the terms "center", "upper", "lower", "left", "right", "front", "back", "lower left", "upper right", "outer", "clockwise", "counterclockwise", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the 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 orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance. Although the present invention has been described according to a limited number of embodiments, those skilled in the art, with the benefit of the above description, should understand that other embodiments can be conceived within the scope of the present invention described thereby.

Claims

1. A lower frame crawler beam positioning reinforcement plate assembly welding device, characterized in that: include: A base (1), wherein a bracket (20) is fixedly arranged on the upper end surface of the base (1); A pushing frame (2) and a transverse linear slideway (3), wherein the pushing frame (2) is connected to the base (1) via the transverse linear slideway (3); A double-headed cylinder (6), the double-headed cylinder (6) is arranged longitudinally in the pushing frame (2) in a fixed structure manner, and the output shaft of the double-headed cylinder (6) can extend to the outside; Movable plates, the two movable plates are respectively fixedly connected to the output shaft of the double-head cylinder (6), and the two movable plates are respectively arranged on both sides of the pushing frame (2); A positioning block (4), the positioning block (4) is arranged on the outer side of the movable plate in a fixed structure manner; A magnet (5), the magnet (5) being arranged in a fixed structure manner on a movable plate vertical wall on one side of the positioning block (4); A clamping frame (7) and a longitudinal linear slideway (8), wherein the clamping frame (7) is arranged on both sides of the base (1) via the longitudinal linear slideway (8), and a slide groove (9) is provided on the clamping frame (7) along the vertical direction; A cylinder (10) and a slider (11), wherein the output shaft of the cylinder (10) is slidably connected to the slide groove (9) through the slider (11), and the cylinder (10) is connected to the clamping frame (7) by a hinged structure; A claw (12), one end of which is connected to the output shaft of the cylinder (10) in an articulated structure; A connecting rod (13), one end of which is connected to the middle of the claw (12) in an articulated structure, and the other end of which is connected to the clamping frame (7) in an articulated structure.

2. The assembly welding device for positioning and reinforcing plates of underframe track beams according to claim 1, characterized in that: The pushing frame (2) comprises a mounting plate (21), and an inverted L-shaped support frame (22) is arranged on the upper end surface of the mounting plate (21) in a fixed structure; and movable plates are arranged on both sides of the horizontal section of the support frame (22).

3. The assembly welding device for positioning and reinforcing plates of crawler beams of a lower frame according to claim 2, characterized in that: A supporting block (14) is arranged on the side wall of the movable plate below the magnet (5) in a fixed structure.

4. The assembly welding device for positioning and reinforcing plates of crawler beams of a lower frame according to claim 2, characterized in that: A motor (15) is arranged on the mounting plate (21) in a fixed structure manner, and a gear is fixedly arranged on the output shaft of the motor (15); The base (1) is fixedly provided with a rack (23) meshing with the gear.

5. The assembly welding device for positioning and reinforcing plates of crawler beams of a lower frame according to claim 2, characterized in that: A guide rod cylinder (16) is arranged in the support frame (22); an output shaft of the guide rod cylinder (16) is provided with a mounting seat (17) in a fixed structure manner; and an upper end surface of the mounting seat (17) is provided with a bracket (18) in a V-shaped structure in a fixed structure manner.

6. The assembly welding device for positioning and reinforcing plates of crawler beams of a lower frame according to claim 5, characterized in that: A magnetic block (19) is fixedly arranged on the inner end surface of the bracket (18).

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