Auxiliary welding device for U-shaped plate of mechanical arm of crusher

Abstract

The utility model discloses an auxiliary welding device for a U-shaped plate of a mechanical arm of a crusher, and relates to the technical field of auxiliary welding devices. The utility model relates to a crusher mechanical arm U-shaped plate welding auxiliary device which comprises a working table, a mechanical arm is fixedly arranged on the top of the working table, a positioning mechanism is arranged on the top of the working table, and an auxiliary mechanism is arranged on the top of the working table. Two groups of steel plates can be attracted through the electromagnets, so that the steel plates are fixed, the two groups of steel plates can be correspondingly in a right-angle state, the positioning plate is turned over through the electric push rod, the steel plates on the surface of the positioning plate are turned over, and the positioning plate can be turned over and limited and supported through the T-shaped frame. The third set of steel plates are clamped and fixed through the auxiliary mechanism, the other side walls of the turned steel plates are attached to the third set of steel plates, welding operation is conducted on the steel plates through the mechanical arm, so that the U-shaped plates are machined, the device can improve the positioning effect when the steel plates are welded into the U-shaped frames, and therefore the machining quality of the U-shaped frames is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding auxiliary devices, in particular to a U-shaped plate welding auxiliary device for a crusher mechanical arm. Background Art

[0002] Welding is a manufacturing process and technology that joins metals or other thermoplastic materials such as plastics by heating, high temperature or high pressure. With the development of automation and mechanical design technology, as well as the high attention paid to welding quality, automatic welding equipment plays an increasingly important role in various industrial applications. Automatic welding robot arms are commonly used equipment in welding.

[0003] In actual processing and production, when welding the U-shaped frame, one group of steel plates needs to be placed flat, and then the other two groups of steel plates need to be aligned with the left and right sides of this group of steel plates to form a right angle state, and then the welding operation is performed by a welding robot arm. However, the steel plates are prone to offset during alignment, resulting in non-vertical welding between the steel plates, which in turn affects the processing quality of the U-shaped frame. Improvements should be made to this problem.

[0004] Therefore, a U-shaped plate welding auxiliary device for a crusher mechanical arm is proposed. Utility Model Content

[0005] The purpose of the utility model is to solve the problems mentioned in the above background technology, and provide a U-shaped plate welding auxiliary device for a crusher mechanical arm.

[0006] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0007] A U-shaped plate welding auxiliary device for a crusher mechanical arm comprises a workbench, a mechanical arm for welding steel plates is fixedly provided on the top of the workbench, a positioning mechanism for aligning and sticking two groups of steel plates into a right angle is provided on the top of the workbench, an auxiliary mechanism for fixing the steel plates is provided on the top of the workbench, the positioning mechanism comprises a horizontal plate, a horizontal plate is fixedly provided on the top of the workbench, a vertical plate and a T-shaped frame are respectively fixedly provided on the top of the horizontal plate, a rotating shaft is rotatably provided on the surface of the vertical plate, a gear is fixedly sleeved on one end of the rotating shaft, a rack is slidably provided on the top of the workbench, and the rack is meshed with the gear, the other end of the rotating shaft is fixedly connected to a positioning plate and is L-shaped, an electromagnet is fixedly provided on the surface of the positioning plate, an electric push rod is fixedly provided on the top of the workbench, and the telescopic end of the electric push rod is fixedly connected to the left side surface of the rack.

[0008] Furthermore, the vertical plates, T-shaped frames, rotating shafts, gears, racks and electric push rods are each provided with two groups, and the two groups of vertical plates, T-shaped frames, rotating shafts, gears, racks and electric push rods are arranged correspondingly.

[0009] Furthermore, the auxiliary mechanism includes a movable groove, a fixed table is fixedly provided on the top of the workbench, a movable groove is opened on the top of the fixed table, a movable block is slidably provided on the inner wall of the movable groove, a resistance block is fixedly provided on the top of the movable block, and a spring is fixedly provided on the opposite surface of one side wall of the movable block and one side inner wall of the movable groove.

[0010] Furthermore, the movable grooves, movable blocks, abutment blocks and springs are each provided with two groups, and the two groups of movable grooves, movable blocks, abutment blocks and springs are arranged correspondingly.

[0011] Furthermore, one side of the two groups of the resistance blocks are both arranged as inclined surfaces, and the inclined surfaces of the two groups of the resistance blocks correspond to each other.

[0012] The beneficial effects of the utility model are as follows:

[0013] 1. The utility model can adsorb two groups of steel plates through electromagnets, thereby fixing the steel plates and making the two groups of steel plates correspond to each other at right angles. After the two groups of steel plates are welded, the telescopic end of the electric push rod pulls the rack to slide, and the meshing gear rotates when the rack slides, thereby turning the positioning plate, and then turning the steel plate on the surface of the positioning plate. The T-frame can limit the turning of the positioning plate and support the positioning plate. The third group of steel plates is clamped and fixed by an auxiliary mechanism. The other side wall of the steel plate after turning over fits with the third group of steel plates, and is welded by a mechanical arm to form a U-shaped plate. The device can improve the positioning effect when the steel plate is welded into a U-shaped frame, thereby improving the processing quality of the U-shaped frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 It is a side cutaway schematic diagram of the utility model;

[0016] Figure 3 It is a schematic diagram of an enlarged view of part A of the utility model;

[0017] Figure 4 It is a schematic diagram of an enlarged view of part B of the utility model;

[0018] Figure 5 It is a schematic diagram of the utility model used for welding the U-shaped plate of the crusher mechanical arm;

[0019] Figure numerals: 1. workbench; 2. robotic arm; 3. positioning mechanism; 301. horizontal plate; 302. vertical plate; 303. T-shaped frame; 304. rotating shaft; 305. gear; 306. rack; 307. positioning plate; 308. electromagnet; 309. electric push rod; 4. auxiliary mechanism; 401. movable groove; 402. movable block; 403. resistance block; 404. spring; 5. U-shaped plate. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0021] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0023] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the utility model product is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0024] like Figures 1 to 4As shown, a U-shaped plate welding auxiliary device for a crusher mechanical arm comprises a workbench 1, a mechanical arm 2 for welding steel plates is fixedly provided on the top of the workbench 1, a positioning mechanism 3 for making two sets of steel plates correspond and affix them to a right angle is provided on the top of the workbench 1, an auxiliary mechanism 4 for fixing the steel plates is provided on the top of the workbench 1, the positioning mechanism 3 comprises a horizontal plate 301, a horizontal plate 301 is fixedly provided on the top of the workbench 1, and vertical plates 301 are respectively fixedly provided on the top of the horizontal plate 301. 02 and T-shaped frame 303, the surface of the vertical plate 302 is rotatably provided with a rotating shaft 304, one end of the rotating shaft 304 is fixedly sleeved with a gear 305, the top of the workbench 1 is slidably provided with a rack 306, and the rack 306 is meshed with the gear 305, the other end of the rotating shaft 304 is fixedly connected with a positioning plate 307 and is L-shaped, the surface of the positioning plate 307 is fixedly provided with an electromagnet 308, the top of the workbench 1 is fixedly provided with an electric push rod 309, and the electric push rod 309 is The telescopic end is fixedly connected to the left surface of the rack 306; specifically, firstly, two groups of steel plates are placed on the surface of the positioning mechanism 3, and the side walls of the two groups of steel plates can be attached to a right angle through the positioning mechanism 3, and then the two groups of steel plates are welded by the robot arm 2. When the two groups of steel plates are welded, the two groups of welded steel plates are flipped over by the positioning mechanism 3, and the third group of steel plates are clamped and fixed by the auxiliary mechanism 4. The other side wall of the steel plate after flipping fits with the third group of steel plates, and the robot arm 2 is used to weld them. The two sets of steel plates are welded together to form a U-shaped plate 5. The electromagnet 308 can absorb the two sets of steel plates, thereby fixing the steel plates and making the two sets of steel plates correspond to each other at right angles. After the two sets of steel plates are welded, the telescopic end of the electric push rod 309 pulls the rack 306 to slide. When the rack 306 slides, the meshing gear 305 rotates, thereby turning the positioning plate 307 over, and then turning the steel plates on the surface of the positioning plate 307 over. The T-frame 303 can limit the turning of the positioning plate 307 and support the positioning plate 307.

[0025] like Figure 2 , Figure 3 As shown, the vertical plate 302, T-shaped frame 303, rotating shaft 304, gear 305, rack 306 and electric push rod 309 are each provided with two groups, and the two groups of vertical plates 302, T-shaped frame 303, rotating shaft 304, gear 305, rack 306 and electric push rod 309 are arranged correspondingly; specifically, the two groups of T-shaped frames 303 can both limit the flipping of the positioning plate 307, thereby preventing the positioning plate 307 from over-flipping.

[0026] like Figure 2 , Figure 4As shown, the auxiliary mechanism 4 includes a movable groove 401, a fixed table is fixedly provided on the top of the workbench 1, a movable groove 401 is opened on the top of the fixed table, a movable block 402 is slidably provided on the inner wall of the movable groove 401, a resistance block 403 is fixedly provided on the top of the movable block 402, and a spring 404 is fixedly provided on the opposite surface of one side wall of the movable block 402 and the inner wall of one side of the movable groove 401; specifically, the third group of steel plates is vertically downward and squeezes the resistance block 403, so that the movable block 402 slides and the spring 404 is stretched.

[0027] like Figure 2 , Figure 4 As shown, the movable groove 401, the movable block 402, the resistance block 403 and the spring 404 are each provided with two groups, and the two groups of movable grooves 401, the movable block 402, the resistance block 403 and the spring 404 are all arranged correspondingly; specifically, the two groups of movable grooves 401, the movable block 402, the resistance block 403 and the spring 404 can apply pressure to the front and rear sides of the steel plate, thereby achieving clamping and fixing of the steel plate.

[0028] like Figure 2 , Figure 4 As shown, one side of the two groups of the resistance blocks 403 is set with an inclined surface, and the inclined surfaces of the two groups of resistance blocks 403 correspond to each other; specifically, when the steel plate is vertically downward and resists the inclined surface of the resistance block 403, it is convenient to separate the two groups of movable blocks 402.

[0029] In summary: first, two groups of steel plates are placed on the surface of the positioning mechanism 3, and the electromagnet 308 can adsorb the two groups of steel plates, thereby fixing the steel plates and making the two groups of steel plates correspond to each other at right angles. After the two groups of steel plates are welded, the telescopic end of the electric push rod 309 pulls the rack 306 to slide, and when the rack 306 slides, the meshing gear 305 rotates, thereby causing the positioning plate 307 to flip, and then causing the steel plates on the surface of the positioning plate 307 to flip, and the T-frame 303 can limit the flipping of the positioning plate 307 and support the positioning plate 307, and the third group of steel plates are clamped and fixed by the auxiliary mechanism 4, and the other side wall of the steel plate after flipping fits with the third group of steel plates, and is welded by the robotic arm 2 to be processed into a U-shaped plate. Specific embodiment 2

[0031] like Figure 5 As shown, the utility model performs auxiliary welding operation on the U-shaped plate 5 component at the front end of the crusher mechanical arm. In order to ensure the welding processing quality of the U-shaped plate 5, it is necessary to perform welding operation on the U-shaped plate 5 before the overall welding processing of the crusher mechanical arm. The U-shaped plate 5 is welded by a welding auxiliary device. After the welding of the U-shaped plate 5 is completed, the other side plates are welded, thereby ensuring the welding accuracy of the overall mechanical arm.

[0032] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A U-shaped plate welding auxiliary device for a crusher mechanical arm, characterized in that: The invention comprises a workbench (1), wherein a mechanical arm (2) for welding steel plates is fixedly provided on the top of the workbench (1), a positioning mechanism (3) for making two sets of steel plates correspond and affix them to a right angle is provided on the top of the workbench (1), an auxiliary mechanism (4) for fixing the steel plates is provided on the top of the workbench (1), and the positioning mechanism (3) comprises a horizontal plate (301), wherein the horizontal plate (301) is fixedly provided on the top of the workbench (1), and a vertical plate (302) and a T-shaped frame (303) are respectively fixedly provided on the top of the horizontal plate (301), and the surface of the vertical plate (302) is rotated A rotating shaft (304) is provided, one end of the rotating shaft (304) is fixedly sleeved with a gear (305), a rack (306) is slidably provided on the top of the workbench (1), and the rack (306) is meshed with the gear (305), the other end of the rotating shaft (304) is fixedly connected to a positioning plate (307) and is arranged in an L shape, an electromagnet (308) is fixedly provided on the surface of the positioning plate (307), an electric push rod (309) is fixedly provided on the top of the workbench (1), and the telescopic end of the electric push rod (309) is fixedly connected to the left surface of the rack (306).

2. A U-shaped plate welding auxiliary device for a crusher mechanical arm according to claim 1, characterized in that: The vertical plate (302), T-shaped frame (303), rotating shaft (304), gear (305), rack (306) and electric push rod (309) are each provided with two groups, and the two groups of vertical plates (302), T-shaped frame (303), rotating shaft (304), gear (305), rack (306) and electric push rod (309) are arranged correspondingly.

3. The U-shaped plate welding auxiliary device for a crusher mechanical arm according to claim 1 is characterized in that: The auxiliary mechanism (4) comprises a movable groove (401), a fixed platform is fixedly provided on the top of the workbench (1), a movable groove (401) is opened on the top of the fixed platform, a movable block (402) is slidably provided on the inner wall of the movable groove (401), a resisting block (403) is fixedly provided on the top of the movable block (402), and a spring (404) is fixedly provided on the opposite surface of a side wall of the movable block (402) and a side inner wall of the movable groove (401).

4. A U-shaped plate welding auxiliary device for a crusher mechanical arm according to claim 3, characterized in that: The movable groove (401), movable block (402), abutment block (403) and spring (404) are each provided in two groups, and the two groups of movable grooves (401), movable blocks (402), abutment blocks (403) and springs (404) are arranged correspondingly.

5. A U-shaped plate welding auxiliary device for a crusher mechanical arm according to claim 4, characterized in that: One side of the two groups of the abutment blocks (403) is arranged in the form of an inclined surface, and the inclined surfaces of the two groups of the abutment blocks (403) correspond to each other.

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