High-precision welding equipment for vacuum cavity

Abstract

The utility model discloses vacuum cavity high-precision welding equipment which comprises a vacuum welding box, a support is arranged at the bottom of the vacuum welding box, a working frame is fixedly connected to the top of the support, a Z-axis driving assembly is arranged in the vacuum welding box, an X-axis driving assembly is connected to the inner side of the Z-axis driving assembly, and a Y-axis hydraulic cylinder is connected to the bottom of the X-axis driving assembly. A welding gun head is connected to the bottom of the Y-axis hydraulic cylinder, and a first pressing assembly and a second pressing assembly are arranged on the two sides of the Y-axis hydraulic cylinder correspondingly and are the same in structure. The first pressing assembly comprises a connecting frame fixed to a shell of the outer wall of the Y-axis hydraulic cylinder, a lifting hydraulic cylinder is fixedly connected to the connecting frame, and one end of the lifting hydraulic cylinder is connected with a universal pressing wheel. According to the device, the position close to a welding area can be pressed along with movement of the welding gun head in the welding process, stability of products in the welding process is guaranteed, meanwhile, gaps formed after the products are stacked are reduced, and the welding precision and efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to vacuum welding technical field, concretely is vacuum cavity high accuracy welding equipment. BACKGROUND

[0002] Vacuum welding is a kind of welding technology carried out in vacuum environment, is usually used in the application needing very high cleanliness and non-oxidation environment, this kind of welding method can ensure the quality and strength of weld, is especially suitable for the product sensitive to pollution or requiring high reliability.

[0003] At present, when the product is carried out vacuum welding, two products need to be fixed after splicing (it can be transversely spliced or vertically stacked splicing) and then welding work is carried out, and the product position is fixed, welding position needs to be reserved, thereby leading to the problems of product welding place exists swing, instability, the spacing between two products is large, influence product welding precision, need to be improved. UTILITY MODEL CONTENT

[0004] The utility model aims at providing vacuum cavity high accuracy welding equipment to solve the phenomenon that the product exists gap, instability after being fixed, influence welding precision.

[0005] To achieve the above object, the utility model provides the following technical scheme: vacuum cavity high accuracy welding equipment, including vacuum welding box, vacuum welding box bottom is provided with support, vacuum welding box inside is provided with Z axle drive assembly, Z axle drive assembly inboard is connected with X axle drive assembly, X axle drive assembly bottom is connected with Y axle hydraulic cylinder, Y axle hydraulic cylinder bottom is connected with welding torch head, the both sides of Y axle hydraulic cylinder are provided with first pressing assembly and second pressing assembly respectively, first pressing assembly and second pressing assembly structure are same;

[0006] First pressing assembly includes the connecting frame fixed on the outer wall shell of Y axle hydraulic cylinder, connecting frame is fixedly connected with lifting hydraulic cylinder, lifting hydraulic cylinder one end is connected with universal pressure wheel.

[0007] Preferably, the top of the support is fixedly connected with a workbench, the workbench has a straight "U" shape structure, and the Z-axis drive assembly is installed on the inner side of the workbench.

[0008] Preferably, the inner wall of the workbench is fixedly connected with a fixing frame, and the fixing frame is symmetrically distributed about the bisector of the workbench.

[0009] Preferably, the fixing frame has an "L" shape structure, an adjusting screw is threadedly connected to the fixing frame, and a pressing plate is connected to one end of the adjusting screw.

[0010] Preferably, the bottom of the Y-axis hydraulic cylinder is connected with a horizontal adjusting motor, and one end of the shaft at the bottom of the horizontal adjusting motor is connected with a mounting bracket.

[0011] Preferably, the inside of the mounting frame is rotatably connected with a welding head, a longitudinal adjusting motor is installed on the outer wall of the mounting frame, and one end of the shaft of the longitudinal adjusting motor is connected with the shaft on one side of the welding head.

[0012] Preferably, the top of the vacuum welding box is connected with an exhaust pipe, one end of the exhaust pipe is connected with a vacuum pump, and one end of the vacuum welding box is hingedly connected with a sealing door body.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] (1) The device can press the position close to the welding area during the welding process, ensure the stability of the product during the welding process, reduce the gap after the product is stacked, and improve the welding precision and efficiency.

[0015] (2) The device is provided with the first pressing assembly and the second pressing assembly on the two sides of the Y-axis hydraulic cylinder on the top of the welding head, the first pressing assembly and the second pressing assembly can work simultaneously or individually, the first pressing assembly and the second pressing assembly can press the position close to the welding area when two products are transversely spliced, ensure the stability of the product during the welding, and the first pressing assembly or the second pressing assembly can be used individually to press the product by the universal pressing wheel, thereby reducing the gap of the stacked products and improving the welding precision and quality.

[0016] (3) The device is provided with the lifting hydraulic cylinder connected with the universal pressing wheel, so that the height of the universal pressing wheel can be automatically adjusted according to the thickness of the product, and the applicability is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structure schematic view of the vacuum cavity high-precision welding equipment of the utility model;

[0018] Figure 2 It is an internal structure schematic view of the vacuum welding box of the vacuum cavity high-precision welding equipment of the utility model;

[0019] Figure 3 It is a structure schematic view of the vacuum cavity high-precision welding equipment of the utility model; Figure 2 It is an enlarged view of A in the middle;

[0020] Figure 4 It is a front view of the Y-axis hydraulic cylinder and the first pressing assembly and the second pressing assembly of the vacuum cavity high-precision welding equipment of the utility model.

[0021] In the figure: 1, sealing door body; 2, vacuum welding box; 3, exhaust pipe; 4, vacuum pump; 5, support; 6, X-axis drive assembly; 7, Z-axis drive assembly; 8, first pressing assembly; 81, connecting frame; 82, lifting hydraulic cylinder; 83, universal pressure wheel; 9, second pressing assembly; 10, adjusting screw; 11, pressing plate; 12, fixed frame; 13, Y-axis hydraulic cylinder; 14, workbench; 15, transverse adjusting motor; 16, longitudinal adjusting motor; 17, mounting frame; 18, welding gun head. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] Please refer to Figures 1-4The utility model provides technical scheme: vacuum cavity high accuracy welding equipment, including vacuum welding box 2, vacuum welding box 2 bottom is provided with support 5, the top of vacuum welding box 2 is connected with exhaust pipe 3, one end of exhaust pipe 3 is connected with vacuum pump 4, and one end of vacuum welding box 2 is hinged with sealing door body 1;The sealing door body 1 of this structure is beneficial to the airtightness of vacuum welding box 2 space when closing;Exhaust pipe 3 can be used in the use process with valve, avoids the emergence of the condition of air leakage;Vacuum pump 4 can carry out vacuum treatment when working, makes the welding reach vacuum welding, improves welding accuracy and quality;Support 5 top fixedly connected with working frame 14, and working frame 14 is " U " shape structure, and the inboard of working frame 14 is installed with Z axle drive assembly 7;The Z axle drive assembly 7 and X axle drive assembly 6 of this structure can be reciprocating ball screw;The inner wall of working frame 14 is fixedly connected with fixed frame 12, and fixed frame 12 is about the bilateral symmetry distribution of the bisecting line of working frame 14;Fixed frame 12 is " L " shape structure, and fixed frame 12 is screw -threaded with adjusting screw 10, and one end of adjusting screw 10 is connected with pressing plate 11;This structure can make pressing plate 11 clamp product on working frame 14 by rotating adjusting screw 10, realizes the basic fixation of product;Vacuum welding box 2 is provided with Z axle drive assembly 7, and the inboard of Z axle drive assembly 7 is connected with X axle drive assembly 6, and X axle drive assembly 6 bottom is connected with Y axle hydraulic cylinder 13, and Y axle hydraulic cylinder 13 bottom is connected with horizontal adjustment motor 15, and one end of the shaft of horizontal adjustment motor 15 bottom is connected with mounting bracket 17;This structure can rotate the angle of mounting bracket 17 and welding torch head 18 through horizontal adjustment motor 15;The height of welding torch head 18 can be adjusted through Y axle hydraulic cylinder 13;Welding torch head 18 is rotatably connected to the inboard of mounting bracket 17, and longitudinal adjustment motor 16 is installed on the outer wall of mounting bracket 17, and one end of the shaft of longitudinal adjustment motor 16 is connected with the shaft of one side of welding torch head 18;This structure can adjust the front and rear angle of welding torch head 18 through longitudinal adjustment motor 16, and it is convenient to adjust the angle of welding torch head 18 according to the welding position;Y axle hydraulic cylinder 13 bottom is connected with welding torch head 18, and the two sides of Y axle hydraulic cylinder 13 are respectively provided with first pressing assembly 8 and second pressing assembly 9, and first pressing assembly 8 and second pressing assembly 9 are same in structure;

[0024] First pressing assembly 8 includes connecting frame 81 fixed on the outer wall shell of Y axle hydraulic cylinder 13, and lifting hydraulic cylinder 82 is fixedly connected to connecting frame 81, and one end of lifting hydraulic cylinder 82 is connected with universal pressure wheel 83;The height of universal pressure wheel 83 can be adjusted through lifting hydraulic cylinder 82, so that universal pressure wheel 83 can press the top of product;The angle of universal pressure wheel 83 can be adjusted according to the synchronous movement of Z axle drive assembly 7 and X axle drive assembly 6; Figure 2 The product is in horizontal splicing state in the device specification Figure 4 The product is in the state of stacking.

[0025] Working principle: when using the vacuum cavity high-precision welding equipment, first open the sealing door body 1, then place the product on the top of the workbench 14 and rotate the adjusting screw 10, make the adjusting screw 10 push the pressing plate 11 to clamp the product on the workbench 14, after clamping the product, the X-axis drive assembly 6, Z-axis drive assembly 7 and Y-axis hydraulic cylinder 13 drive the welding gun head 18 to the welding position of the product, while the X-axis drive assembly 6 and Z-axis drive assembly 7 move, the first pressing assembly 8 and the second pressing assembly 9 follow the Y-axis hydraulic cylinder 13 to move synchronously, when the welding gun head 18 is in the appropriate position, the lifting hydraulic cylinder 82 of the first pressing assembly 8 and the second pressing assembly 9 pushes the universal pressing wheel 83 to press on both sides of the welding position of the product, when welding the longitudinally stacked products, the first pressing assembly 8 or the second pressing assembly 9 is used alone.

[0026] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A high-precision welding device for vacuum chamber, comprising a vacuum welding box (2), a support (5) is arranged at the bottom of the vacuum welding box (2), characterized in that: The vacuum welding box (2) is internally provided with a Z-axis driving assembly (7), the inner side of the Z-axis driving assembly (7) is connected with an X-axis driving assembly (6), the bottom of the X-axis driving assembly (6) is connected with a Y-axis hydraulic cylinder (13), the bottom of the Y-axis hydraulic cylinder (13) is connected with a welding torch head (18), the two sides of the Y-axis hydraulic cylinder (13) are respectively provided with a first pressing assembly (8) and a second pressing assembly (9), and the first pressing assembly (8) and the second pressing assembly (9) are the same in structure. The first pressing assembly (8) comprises a connecting frame (81) fixed on the outer wall shell of the Y-axis hydraulic cylinder (13), and a lifting hydraulic cylinder (82) is fixedly connected to the connecting frame (81), and a universal pressing wheel (83) is connected to one end of the lifting hydraulic cylinder (82).

2. The vacuum chamber high precision welding apparatus of claim 1, wherein: The top of the support (5) is fixedly connected with a working frame (14), the working frame (14) is in a right-angle "U" shape structure, and the inner side of the working frame (14) is installed with the Z-axis driving assembly (7).

3. The vacuum chamber high precision welding apparatus of claim 2, wherein: The inner wall of the working frame (14) is fixedly connected with a fixed frame (12), and the fixed frame (12) is symmetrically distributed about the bisector of the working frame (14).

4. The vacuum chamber high precision welding apparatus of claim 3, wherein: The fixed frame (12) is in an "L" shape structure, a adjusting screw rod (10) is threadedly connected to the fixed frame (12), and one end of the adjusting screw rod (10) is connected with a pressing plate (11).

5. The vacuum chamber high precision welding apparatus of claim 1, wherein: The bottom of the Y-axis hydraulic cylinder (13) is connected with a transverse adjusting motor (15), and one end of the shaft at the bottom of the transverse adjusting motor (15) is connected with a mounting frame (17).

6. The vacuum chamber high precision welding apparatus of claim 5, wherein: The inner side of the mounting frame (17) is rotatably connected with the welding torch head (18), and the outer wall of the mounting frame (17) is installed with a longitudinal adjusting motor (16), and one end of the shaft of the longitudinal adjusting motor (16) is connected with the shaft on one side of the welding torch head (18).

7. The vacuum chamber high precision welding apparatus of claim 1, wherein: The top of the vacuum welding box (2) is connected with an exhaust pipe (3), one end of the exhaust pipe (3) is connected with a vacuum pump (4), and one end of the vacuum welding box (2) is hingedly connected with a sealing door body (1).

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