Automatic overturning tool for gear box welding

Abstract

The utility model belongs to the technical field of welding tools, and relates to a gear box welding automatic overturning tool which comprises a welding frame and a placing table, supporting frames are fixedly welded to the two sides of the top of the welding frame, a toothed plate is fixedly installed at the output end of an electric push rod, the number of gears is two, the two gears are fixedly installed on two rotating shafts in a sleeved mode respectively, and the gears are connected with the toothed plate in a meshed mode. The two pairs of first connecting rods are located on the two sides of the bottom of the containing table correspondingly, one end of each first connecting rod fixedly sleeves the corresponding rotating shaft, the other end of each first connecting rod is rotationally provided with a second connecting rod, the front end and the rear end of the overturning frame are each provided with a sliding groove and a plurality of bolt holes, and the two pairs of sliding bases are slidably installed in the two sliding grooves in a mirror image mode. Clamping plates are rotationally mounted at the inner side ends of the adjusting screw rods, and rotating hand wheels are fixedly welded to the outer side ends of the adjusting screw rods; a pair of positioning bolts is inserted into the sliding seat corresponding to the bolt holes; the welding tool is used for gear box welding, adapts to gear boxes of different sizes and has the overturning function, and the welding efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of welding tooling, and particularly relates to an automatic turning tooling for gear box welding. Background Art

[0002] A gearbox is a mechanical transmission device that is mainly composed of gears, shafts, bearings, housings, and lubrication systems. The working principle of a gearbox is based on the meshing of gears. Through a combination of gears of different sizes and numbers of teeth, the speed and torque conversion between the input shaft and the output shaft is achieved. The main functions of a gearbox include changing the rotation speed, transmitting torque, and changing the transmission direction. Gearboxes are widely used in a variety of mechanical systems, such as automobiles, industrial machinery, ships, wind turbines, etc. By selecting the appropriate gear combination, the gearbox can meet different application requirements.

[0003] During the gearbox assembly process, workers are required to use welding tools to weld and seal the two box bodies. The gearbox needs to be flipped and adjusted during the welding process. However, traditional welding tools cannot perform flip welding on gearboxes of different sizes and require hoisting and flipping, which affects welding efficiency. Utility Model Content

[0004] In order to solve the technical problem that the above-mentioned traditional welding tooling cannot perform flip welding on gear boxes of different sizes and needs to be hoisted and flipped, which affects the welding efficiency, the utility model provides the following technical solutions:

[0005] The utility model relates to an automatic turning tool for gear box welding, comprising a welding frame and a placing table, wherein both sides of the top of the welding frame are fixedly welded with a supporting frame, a mounting seat is fixedly welded on the top of the supporting frame, and a connecting plate is rotatably mounted on the mounting seat, a turning motor is fixedly mounted on one of the mounting seats, and the output end of the turning motor is fixedly connected to the connecting plate, a lifting assembly is arranged between the bottom of the placing table and the welding frame, and a turning assembly is arranged between the two mounting seats;

[0006] The lifting assembly includes an electric push rod, a gear and a first connecting rod, a toothed plate is fixedly installed at the output end of the electric push rod, two gears are provided and are respectively fixedly mounted on two rotating shafts and the gears are meshed and connected with the toothed plate, two pairs of the first connecting rods are provided and are respectively located on both sides of the bottom of the placement table, one end of the first connecting rod is fixedly mounted on the rotating shaft and the other end is rotatably mounted with the second connecting rod, and the other end of the second connecting rod is rotatably mounted on the placement table;

[0007] The flip assembly includes a flip frame and a slide seat. The flip frame is fixedly installed between two connecting plates. The front and rear ends of the flip frame are provided with slide grooves and multiple bolt holes. The slide seat is provided with two pairs and is mirror-slidably installed in the two slide grooves. An adjusting screw is threadedly installed on the slide seat. A splint is rotatably installed on the inner end of the adjusting screw and a rotating handwheel is fixedly welded on the outer end. A pair of positioning bolts are inserted into the corresponding bolt holes on the slide seat.

[0008] As a preferred technical solution of the utility model, universal wheels are fixedly installed at the four corners of the bottom of the welding frame, and jacks are fixedly installed at the four corners of the welding frame.

[0009] As a preferred technical solution of the utility model, the support frame is triangular in shape and a reinforcement rod is fixedly welded between the support frame and the welding frame.

[0010] As a preferred technical solution of the utility model, the placing table is in an "n" shape and a horizontal longitudinal central axis is opened on the top of the placing table.

[0011] As a preferred technical solution of the utility model, a crossbeam is fixedly welded horizontally and longitudinally in the welding frame and two rotating shafts are rotatably installed. Two electric push rods are provided and are fixedly installed on both sides of the crossbeam in a mirror-image manner.

[0012] As a preferred technical solution of the utility model, a slide rail is horizontally and transversely fixedly welded on the bottom of the welding frame, and the tooth plate is slidably installed in the slide rail.

[0013] As a preferred technical solution of the utility model, elastic ropes are fixedly installed on one side of the top and bottom of the slide and a hook is fixedly installed on one end of the elastic rope away from the slide, and multiple hanging rings are fixedly welded on the other side of the top and bottom of the slide corresponding to the elastic ropes.

[0014] The beneficial effects achieved by the utility model are:

[0015] Place the two halves of the gear box on both sides of the central axis of the placement table, and use the electric push rod to push the tooth plate to drive the placement table to rise and fall, so that the flip frame is located at the horizontal central axis of the gear box. At the same time, slide the slide according to the size of the gear box to adjust the distance between the two slides. Drive the clamping plate to clamp the gear box by turning the rotating handwheel to achieve the purpose of clamping and positioning. After positioning is completed, control the flip motor to drive the turntable to rotate. In summary, this welding tool is used for gear box welding, is suitable for gear boxes of different sizes and has a flip function, which improves welding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 This is a structural schematic diagram of an automatic turning tool for gear box welding of the utility model;

[0018] Figure 2 It is a structural schematic diagram of a welding frame in an automatic turning tool for gear box welding of the utility model;

[0019] Figure 3 This is a schematic diagram of the installation of a lifting assembly and a placement table in an automatic turning tool for gear box welding of the utility model;

[0020] Figure 4 The utility model is a structural schematic diagram of a turning component in an automatic turning tool for gear box welding.

[0021] In the figure: 1. welding frame; 101. universal wheel; 102. jack; 103. slide rail; 104. crossbeam; 105. rotating shaft; 106. support frame; 107. mounting seat; 108. connecting plate; 109. turning motor; 2. placing table; 201. central axis; 3. lifting assembly; 301. electric push rod; 302. gear; 303. first connecting rod; 304. tooth plate; 305. second connecting rod; 4. turning assembly; 401. turning frame; 402. slide seat; 403. adjusting screw; 404. splint; 405. rotating hand wheel; 406. positioning bolt; 407. elastic rope; 408. hook; 409. hanging ring. DETAILED DESCRIPTION

[0022] 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.

[0023] Example: Figure 1-4 As shown, a gearbox welding automatic turning tool comprises a welding frame 1 and a placing table 2, support frames 106 are fixedly welded on both sides of the top of the welding frame 1, a mounting seat 107 is fixedly welded on the top of the support frame 106, and a connecting plate 108 is rotatably mounted on the mounting seat 107, a turning motor 109 is fixedly mounted on one of the mounting seats 107, and the output end of the turning motor 109 is fixedly connected to the connecting plate 108, a lifting component 3 is provided between the bottom of the placing table 2 and the welding frame 1, and a turning component 4 is provided between the two mounting seats 107;

[0024] The lifting assembly 3 includes an electric push rod 301, a gear 302 and a first connecting rod 303. A tooth plate 304 is fixedly installed at the output end of the electric push rod 301. Two gears 302 are provided and are fixedly mounted on two rotating shafts 105 respectively, and the gears 302 are meshed and connected with the tooth plate 304. The first connecting rod 303 is provided with two pairs and is respectively located on both sides of the bottom of the placement table 2. One end of the first connecting rod 303 is fixedly mounted on the rotating shaft 105 and the other end is rotatably mounted with the second connecting rod 305. The other end of the second connecting rod 305 is rotatably mounted on the placement table 2. When in use, the tooth plate 304 drives the gear 302 to rotate, and the gear 302 drives the first connecting rod 303 to rotate through the rotating shaft 105. The rotation of the first connecting rod 303 drives the second connecting rod 305 to rotate, thereby adjusting the angle between the first connecting rod 303 and the second connecting rod 305, and driving the placement table 2 to rise and fall, thereby achieving the purpose of lifting.

[0025] The flip assembly 4 includes a flip frame 401 and a slide 402. The flip frame 401 is fixedly installed between the two connecting plates 108. The front and rear ends of the flip frame 401 are both provided with slide grooves and multiple bolt holes. The slide 402 is provided with two pairs and is mirror-image-mounted in the two slide grooves. An adjusting screw 403 is threadedly installed on the slide 402. A clamping plate 404 is rotatably installed on the inner end of the adjusting screw 403 and a rotating hand wheel 405 is fixedly welded on the outer end. A pair of positioning bolts 406 are inserted into the corresponding bolt holes on the slide 402. When in use, the slide 402 is slid according to the size of the gear box to adjust the spacing between the two slides 402, and the positioning bolts 406 are tightened into the bolt holes for positioning. The adjusting screw 403 is rotated by rotating the hand wheel 405, and the adjusting screw 403 rotates and drives the clamping plate 404 to clamp the gear box to achieve the purpose of clamping and positioning. After positioning is completed, the flip motor 109 is controlled to drive the turntable to rotate, and the rotation of the turntable drives the flip frame 401 to rotate and flip.

[0026] Universal wheels 101 are fixedly installed at the four corners of the bottom of the welding frame 1, and jacks 102 are fixedly installed at the four corners of the welding frame 1. When in use, the welding frame 1 is moved by the universal wheels 101, and the contact surface of the jack 102 is positioned by the telescopic effect to improve stability.

[0027] The support frame 106 is triangular in shape and a reinforcement rod is fixedly welded between the support frame 106 and the welding frame 1. When in use, the gear box is supported by the triangular-shaped support frame 106, and the addition of the reinforcement rod improves the load-bearing capacity.

[0028] The placement table 2 is in an "n" shape and a horizontal longitudinal center axis 201 is opened on the top of the placement table 2. When in use, the two halves of the gear box are placed on both sides of the center axis 201 of the placement table 2, and are connected with reference to the center axis 201 to improve welding accuracy.

[0029] A crossbeam 104 is fixedly welded horizontally and longitudinally in the welding frame 1, and two rotating shafts 105 are rotatably installed. Two electric push rods 301 are provided and are fixedly installed on both sides of the crossbeam 104 in a mirror-image manner. A slide rail 103 is fixedly welded horizontally and transversely at the bottom of the welding frame 1, and the tooth plate 304 is slidably installed in the slide rail 103. When in use, the tooth plate 304 is pushed to slide in the slide rail 103 by the telescopic effect of the electric push rod 301.

[0030] Elastic ropes 407 are fixedly installed on one side of the top and bottom of the slide 402, and a hook 408 is fixedly installed on one end of the elastic rope 407 away from the slide 402. A plurality of hanging rings 409 are fixedly welded to the other side of the top and bottom of the slide 402 corresponding to the elastic rope 407. When in use, the elastic rope 407 is pulled up and the hook 408 is hung in the hanging ring 409, and the elastic effect of the elastic rope 407 is used to further fix the gear box.

[0031] Specifically, when the utility model is used, the two halves of the gear box are placed on both sides of the central axis 201 of the placement table 2, and are docked with reference to the central axis 201. After the docking is completed, the electric push rod 301 is controlled according to the height of the gear box to push the tooth plate 304 to slide in the slide rail 103, and the tooth plate 304 drives the gear 302 to rotate, and the gear 302 drives the first connecting rod 303 to rotate through the rotating shaft 105. The rotation of the first connecting rod 303 drives the second connecting rod 305 to rotate, thereby adjusting the angle between the first connecting rod 303 and the second connecting rod 305, and driving the placement table 2 to rise and fall, so that the flip frame 401 is located at the horizontal central axis 201 of the gear box, and at the same time, according to the gear box The size of the sliding seat 402 is adjusted to adjust the distance between the two sliding seats 402, and the positioning bolt 406 is tightened into the bolt hole for positioning, and then the adjusting screw 403 is rotated by rotating the hand wheel 405. The adjusting screw 403 rotates and drives the clamping plate 404 to clamp the gear box to achieve the purpose of clamping and positioning. After clamping, it is placed back in the lowered position, the elastic rope 407 is pulled up and the hook 408 is hung in the hanging ring 409. The elastic effect of the elastic rope 407 is used to further fix the gear box. After positioning, the flip motor 109 is controlled to drive the turntable to rotate, and the rotation of the turntable drives the flip frame 401 to rotate and flip, which is convenient for welding around the gear box and improves welding efficiency.

[0032] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and 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 should not be understood as a limitation on the present invention.

[0033] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0034] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0035] Although 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. A gear box welding automatic turning tool, comprising a welding frame (1) and a placing table (2), characterized in that: Support frames (106) are fixedly welded to both sides of the top of the welding frame (1), a mounting seat (107) is fixedly welded to the top of the support frame (106), and a connecting plate (108) is rotatably mounted on the mounting seat (107), a flip motor (109) is fixedly mounted on one of the mounting seats (107), and the output end of the flip motor (109) is fixedly connected to the connecting plate (108), a lifting assembly (3) is provided between the bottom of the placement table (2) and the welding frame (1), and a flip assembly (4) is provided between the two mounting seats (107); The lifting assembly (3) comprises an electric push rod (301), a gear (302) and a first connecting rod (303); a toothed plate (304) is fixedly mounted on the output end of the electric push rod (301); two gears (302) are provided and are respectively fixedly mounted on two rotating shafts (105) and the gears (302) are meshingly connected with the toothed plate (304); two pairs of the first connecting rod (303) are provided and are respectively located on two sides of the bottom of the placing platform (2); one end of the first connecting rod (303) is fixedly mounted on the rotating shaft (105) and the other end is rotatably mounted with a second connecting rod (305); the other end of the second connecting rod (305) is rotatably mounted on the placing platform (2); The flip assembly (4) comprises a flip frame (401) and a slide seat (402). The flip frame (401) is fixedly installed between two connecting plates (108). The front and rear ends of the flip frame (401) are both provided with slide grooves and a plurality of bolt holes. The slide seat (402) is provided with two pairs of slide grooves and is mirror-image-slidably installed in the two slide grooves. An adjusting screw (403) is threadedly installed on the slide seat (402). A clamping plate (404) is rotatably installed on the inner end of the adjusting screw (403) and a rotating hand wheel (405) is fixedly welded on the outer end. A pair of positioning bolts (406) are inserted into the corresponding bolt holes on the slide seat (402).

2. The automatic turning tool for gear box welding according to claim 1, characterized in that: Universal wheels (101) are fixedly installed at the four corners of the bottom of the welding frame (1), and jacks (102) are fixedly installed at the four corners of the welding frame (1).

3. The automatic turning tool for gear box welding according to claim 1 is characterized in that: The support frame (106) is triangular in shape, and a reinforcement rod is fixedly welded between the support frame (106) and the welding frame (1).

4. The automatic turning tool for gear box welding according to claim 1 is characterized in that: The placement platform (2) is in an "n" shape and a horizontal longitudinal center axis (201) is provided on the top of the placement platform.

5. The automatic turning tool for gear box welding according to claim 1, characterized in that: A crossbeam (104) is fixedly welded horizontally and longitudinally in the welding frame (1) and two rotating shafts (105) are rotatably mounted therein. Two electric push rods (301) are provided and are fixedly mounted on both sides of the crossbeam (104) in a mirror-image manner.

6. The automatic turning tool for gear box welding according to claim 1, characterized in that: A slide rail (103) is horizontally and transversely fixedly welded to the bottom of the welding frame (1), and the tooth plate (304) is slidably installed in the slide rail (103).

7. The automatic turning tool for gear box welding according to claim 1 is characterized by: An elastic rope (407) is fixedly installed on one side of the top and bottom of the slide seat (402), and a hook (408) is fixedly installed on one end of the elastic rope (407) away from the slide seat (402), and a plurality of hanging rings (409) are fixedly welded to the other side of the top and bottom of the slide seat (402) corresponding to the elastic rope (407).

Images