Excavator frame welding tool

Abstract

The utility model discloses an excavator frame welding tool which comprises a base, supporting columns are fixedly installed at the two ends of the base, a supporting frame is fixedly installed between the supporting columns, a sliding way is formed in the supporting frame, two sliding rods are arranged on the sliding way in a sliding mode through gears, and the sliding rods are connected with the supporting frame. Two groups of mechanical welding arms are arranged on the two sliding rods in a sliding manner; a first lifting seat and a second lifting seat are fixedly mounted at the two ends of the base and located on the inner sides of the supporting columns correspondingly, brackets are fixedly mounted on the first lifting seat and the second lifting seat correspondingly, motors are fixedly mounted on the brackets, and the driving ends of the motors are fixedly connected with supporting plates; the two ends of the supporting plate are each fixedly provided with two threaded rods. The limiting assembly capable of lifting up and down and swinging left and right is arranged on the base, and the mechanical welding arm capable of moving is installed at the bottom end of the limiting assembly, so that the welding efficiency of the frame is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of excavator frame processing, in particular to an excavator frame welding tool. Background Art

[0002] An excavator is an earth-moving machine used to dig materials above or below the bearing surface and load them into transport vehicles or unload them to a stockpile. The three important parameters of an excavator include operating weight (mass), engine power, and bucket capacity. Excavators play an important role in engineering construction and have become one of the most important engineering machinery in engineering construction. In addition, excavators are divided into two types: crawler all-terrain excavators and crawler excavators. Among them, crawler all-terrain excavators can operate safely and effectively on complex terrains, and the excavator frame is the most important supporting component of the whole. Currently, the existing excavator frames are generally large and heavy. When welding the frames, the frames need to be moved or flipped. However, most of the existing welding tooling has poor fixation, and the operation steps are relatively cumbersome when flipping, and the work efficiency is low, which does not meet the modern high-efficiency processing requirements. Utility Model Content

[0003] The utility model aims to provide an excavator frame welding tool to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an excavator frame welding tool, comprising a base, support columns are fixedly installed at both ends of the base, a support frame is fixedly installed between the support columns, a slideway is opened on the support frame, and two slide bars are slidably placed on the slideway through gears, and two sets of mechanical welding arms are slidably placed on the two slide bars;

[0005] A first lifting seat and a second lifting seat are fixedly installed at both ends of the base and on the inner side of the supporting column respectively, a bracket is fixedly installed on the first lifting seat and the second lifting seat, a motor is fixedly installed on the bracket, a driving end of the motor is fixedly connected to a supporting plate, and two threaded rods are fixedly installed at both ends of the supporting plate, wherein a limiting assembly is slidably sleeved on the threaded rods.

[0006] Preferably, the limiting assembly is composed of a support block, a screw rod, a slide groove, a slider, an adjusting rod, a fixing nut and a limiting plate, wherein the support block is a T-shaped metal block structure, and both sides of one end of the support block are sleeved on the threaded rod for sliding connection.

[0007] Preferably, the threaded rod is screwed with a first limiting nut and a second limiting nut respectively, wherein a spring is sleeved between the first limiting nut and the second limiting nut, and the other end of the second limiting nut is fittedly connected to the top end face of the support block.

[0008] Preferably, the slide groove is opened inside the other end of the support block and is arranged in an open type. A slider is placed on the inner wall of the slide groove and is slidably connected. Adjustment rods are fixedly installed on both sides of the slider, and the other end of the adjustment rod extends out and is placed outside both sides of the support block.

[0009] Preferably, the outside of the adjusting rod is provided with an external thread, wherein the limiting plate is a right-angle plate structure made of metal material and is slidably sleeved on the adjusting rod, and fixing nuts are screwed and connected on both sides of the limiting plate.

[0010] Preferably, one end of the screw rod passes through the support block and is movably connected to the inner wall of the slide groove through a bearing, wherein the sliding block is sleeved on the screw rod for threaded transmission connection.

[0011] Preferably, the first lifting seat and the second lifting seat are both upgrading machines of chain-type structure, wherein the bracket is an L-shaped metal plate structure, and the back of the bracket is fixedly mounted on the lifting seat by bolts, and the motor is a servo motor structure and is fixedly mounted on the bracket.

[0012] Preferably, the support plate is a metal hollow plate with a U-shaped structure, wherein a plurality of hollow grooves are evenly provided on the bottom of the support plate, blocks are fixedly installed on both sides of the support plate, and a plurality of positioning holes are evenly provided on the support plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model is provided with a lifting seat fixedly installed on both ends of the base, and a bracket fixedly installed on the lifting seat, so that the height of the bracket can be adjusted by using the lifting seat, and a motor is fixedly installed on the bracket, and a support plate is fixedly installed on the driving end of the motor, so that the angle of the support plate can be adjusted by using the motor, and two threaded rods are fixedly installed on both ends of the support plate, and a support block is slidably sleeved on the threaded rod, and a slide groove is arranged inside the other end of the support block, and a slider is slidably placed in the slide groove, and the position of the slider inside the slide groove is adjusted by a screw rod, and adjusting rods are fixedly installed on both sides of the slider, and a limit plate with a right-angle plate structure is slidably sleeved on the adjusting rod, and a fixing nut is used for limiting and fixing, so that both sides of the frame can be limited and fixed, and a plurality of blocks and positioning holes are arranged on the support plate, so that the frame can be further accurately positioned and fixed, and a movable mechanical welding arm is arranged on the top of the support plate, so that the frame can be welded at multiple angles, and the processing efficiency is further improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a top view of the slide bar of the utility model;

[0017] Figure 3 This is a front view of the lifting seat of the utility model;

[0018] Figure 4 It is a top view of the support block of the utility model;

[0019] Figure 5 For this utility model Figure 1 The enlarged schematic diagram of point A in the middle;

[0020] Figure 6 It is a side view of the limiting plate of the utility model;

[0021] Figure 7 It is a top view of the support plate of the utility model.

[0022] In the figure: 1. base; 2. support column; 21. support frame; 22. slide rod; 3. mechanical welding arm; 4. first lifting seat; 5. second lifting seat; 6. bracket; 7. motor; 8. support plate; 81. threaded rod; 801. first limiting nut; 802. second limiting nut; 82. spring; 83. block; 84. positioning hole; 9. limiting assembly; 91. support block; 92. screw rod; 93. slide groove; 94. slider; 95. adjustment rod; 96. fixing nut; 97. limiting plate. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-7 The utility model provides a technical solution: an excavator frame welding tool, including a base 1, support columns 2 are fixedly installed at both ends of the base 1, and a support frame 21 is fixedly installed between the support columns 2, wherein a slideway is opened on the support frame 21, and two slide bars 22 are slidably placed on the slideway through gears, and two groups of mechanical welding arms 3 are slidably placed on the two slide bars 22, so that the mechanical welding arms 3 can be moved on the slide bars 22, and the slide bars 22 can be moved on the support frame 21 at the same time, so that the mechanical welding arms 3 can be used for multi-angle welding.

[0025] The first lifting seat 4 and the second lifting seat 5 are fixedly installed at both ends of the base 1 and on the inner side of the supporting column 2, respectively. The first lifting seat 4 and the second lifting seat 5 are fixedly installed with a bracket 6, and the bracket 6 is fixedly installed with a motor 7, wherein the first lifting seat 4 and the second lifting seat 5 are both upgraders of chain-type structure, wherein the bracket 6 is an L-shaped metal plate structure, and the back of the bracket 6 is fixedly installed on the lifting seat by bolts, and the motor 7 is a servo motor structure and is fixedly installed on the bracket 6, so that not only the lifting seat can be used to drive the bracket 6 to adjust the height, but also the height of the support plate 8 can be further adjusted, and the angle of the support plate 8 can be adjusted by the motor 7.

[0026] The driving end of the motor 7 is fixedly connected to a support plate 8, and two threaded rods 81 are fixedly installed at both ends of the support plate 8, wherein the support plate 8 is a metal hollow plate with a U-shaped structure, wherein a plurality of hollow grooves are evenly opened at the bottom of the support plate 8, and blocks 83 are fixedly installed on both sides of the support plate 8, and a plurality of positioning holes 84 are evenly opened on the support plate 8, so that the frame can be placed on the support plate 8, and the positioning holes 84 and the blocks 83 are used to limit the position of the frame, and further maintain the stability of the frame during processing.

[0027] A limiting assembly 9 is slidably sleeved on the threaded rod 81, and the limiting assembly 9 is composed of a support block 91, a screw rod 92, a slide groove 93, a slider 94, an adjusting rod 95, a fixing nut 96 and a limiting plate 97, wherein the support block 91 is a T-shaped metal block structure, and both sides of one end of the support block 91 are sleeved on the threaded rod 81 for sliding connection, and the first limiting nut 801 and the second limiting nut 802 are screwed and connected to the threaded rod 81 respectively, wherein a spring 82 is sleeved between the first limiting nut 801 and the second limiting nut 802, and the other end of the second limiting nut 802 is fit-connected to the top end face of the support block 91, so that the support block 91 can be stably placed on the threaded rod 81, and the support block 91 is used to limit and fix the two ends of the frame.

[0028] The slide groove 93 is opened inside the other end of the support block 91 and is open. A slider 94 is placed on the inner wall of the slide groove 93 and is slidably connected. Adjustment rods 95 are fixedly installed on both sides of the slider 94, and the other end of the adjustment rod 95 extends out and is placed outside the two sides of the support block 91. At the same time, an external thread is provided on the outside of the adjustment rod 95, wherein the limit plate 97 is a right-angle plate structure made of metal material, and is sleeved on the adjustment rod 95 for sliding connection, and fixing nuts 96 are screwed and connected on both sides of the limit plate 97. Secondly, one end of the screw rod 92 passes through the support block 91 and is movably connected to the inner wall of the slide groove 93 through a bearing, wherein the slider 94 is sleeved on the screw rod 92 for threaded transmission connection, so that it is convenient to use the screw rod 92 to adjust the position of the slider 94 in the slide groove 93, and further adjust the position of the limit plate 97.

[0029] Working principle: When the utility model is used, firstly, the excavator frame is placed on the support plate 8 by using the lifting equipment, and the two sides of the frame are limited and fixed by using the block 83, and the frame is stably installed on the support plate 8 by using the positioning hole 84 and the fixing bolt. At this time, by adjusting the position of the first limiting nut 801 and the second limiting nut 802, the support block 91 is placed on both ends of the frame, and the position of the slider 94 in the slide groove 93 is adjusted by rotating the screw rod 92, and the adjustment rods 95 are fixedly installed on both sides of the slider 94, and A limit plate 97 is slidably placed on the adjustment rod 95, and a fixing nut 96 is screwed and fixedly connected, so that the limit plate 97 limits and fixes the two ends of the frame. When welding is required, the mechanical welding arm 3 is driven by turning on, and the position of the mechanical welding arm 3 on the slide bar 22 is further adjusted by the driving device, so that the frame can be welded. At the same time, the motor 7 is used to drive the support plate 8 to adjust and rotate the angle. In this way, the mechanical welding arm 3 can be used to weld the frame more comprehensively, which is more practical and more efficient.

[0030] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0031] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An excavator frame welding tool, comprising a base (1), support columns (2) are fixedly installed at both ends of the base (1), a support frame (21) is fixedly installed between the support columns (2), a slideway is provided on the support frame (21), and two slide bars (22) are slidably placed on the slideway through gears, and two sets of mechanical welding arms (3) are slidably placed on the two slide bars (22); Features: A first lifting seat (4) and a second lifting seat (5) are respectively fixedly mounted on the two ends of the base (1) and located on the inner side of the support column (2); a bracket (6) is fixedly mounted on the first lifting seat (4) and the second lifting seat (5); a motor (7) is fixedly mounted on the bracket (6); a driving end of the motor (7) is fixedly connected to a support plate (8); two threaded rods (81) are fixedly mounted on both ends of the support plate (8); a limit assembly (9) is slidably sleeved on the threaded rod (81).

2. The excavator frame welding tool according to claim 1, characterized in that: The limiting assembly (9) is composed of a support block (91), a screw rod (92), a slide groove (93), a slider (94), an adjustment rod (95), a fixing nut (96) and a limiting plate (97), wherein the support block (91) is a T-shaped metal block structure, and both sides of one end of the support block (91) are sleeved on the threaded rod (81) for sliding connection.

3. The excavator frame welding tool according to claim 2, characterized in that: The threaded rod (81) is respectively screwed with a first limiting nut (801) and a second limiting nut (802), wherein a spring (82) is sleeved between the first limiting nut (801) and the second limiting nut (802), and the other end of the second limiting nut (802) is fittedly connected to the top end surface of the support block (91).

4. The excavator frame welding tool according to claim 3, characterized in that: The slide groove (93) is arranged inside the other end of the support block (91) and is open. A slider (94) is placed on the inner wall of the slide groove (93) and is slidably connected. Adjustment rods (95) are fixedly installed on both sides of the slider (94), and the other ends of the adjustment rods (95) extend out and are placed outside the two sides of the support block (91).

5. The excavator frame welding tool according to claim 4, characterized in that: The adjusting rod (95) is provided with an external thread on its exterior, wherein the limiting plate (97) is a right-angle plate structure made of metal material and is sleeved on the adjusting rod (95) for sliding connection, and fixing nuts (96) are screwed and connected on both sides of the limiting plate (97).

6. The excavator frame welding tool according to claim 5, characterized in that: One end of the screw rod (92) passes through the support block (91) and is movably connected to the inner wall of the slide groove (93) through a bearing, wherein the slider (94) is sleeved on the screw rod (92) for threaded transmission connection.

7. The excavator frame welding tool according to claim 6, characterized in that: The first lifting seat (4) and the second lifting seat (5) are both upgraders of chain-type structures, wherein the bracket (6) is an L-shaped metal plate structure, and the back of the bracket (6) is fixedly mounted on the lifting seat by bolts, and the motor (7) is a servo motor structure and is fixedly mounted on the bracket (6).

8. The excavator frame welding tool according to claim 7, characterized in that: The support plate (8) is a metal hollow plate with a U-shaped structure, wherein a plurality of hollow grooves are evenly arranged at the bottom of the support plate (8), stoppers (83) are fixedly installed on both sides of the support plate (8), and a plurality of positioning holes (84) are evenly arranged on the support plate (8).

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