High-precision mechanical shell plasma welding mechanism

Abstract

The utility model relates to the technical field of plasma welding, and discloses a high-precision mechanical shell plasma welding mechanism, which comprises a welding table, the fixing structure is arranged on the welding table; the plate-shaped high-precision mechanical shell is arranged on the welding table and located below the fixing structure, and the fixing structure is used for abutting against and fixing the plate-shaped high-precision mechanical shell; the grinding structure is arranged on the welding table and used for mechanically grinding burrs at the joint of the plate-shaped high-precision mechanical shells, a plurality of through holes are formed in the top end of the welding table and distributed in a rectangular linear array, inner cavities of the through holes are movably connected with the fixing structure, the fixing structure comprises a threaded short rod, and the threaded short rod is connected with the threaded short rod. The outer surface of the threaded short rod is connected with an inner cavity of the through hole in an inserted mode, and one end of the threaded short rod is fixedly sleeved with an abutting plate. By means of the device, mechanical polishing can be conveniently conducted on the joint of the plate-shaped high-precision mechanical shell, and time and labor are saved.

Description

Technical Field

[0001] The utility model relates to the technical field of plasma welding, in particular to a plasma welding mechanism for a high-precision mechanical housing. Background Technique

[0002] A plasma welding mechanism is an industrial machine used for plasma welding. A plasma welding mechanism usually consists of an electrode, a gas pipeline, a high-frequency power supply system, a control system, etc., and is used to realize plasma welding. By reasonably controlling various parameters, it can achieve efficient, stable and high-quality plasma welding, and is widely used in the production processes of industries such as steel, metallurgy, and aviation.

[0003] At present, when using a plasma welding mechanism to weld a plate-shaped high-precision mechanical housing, burrs will appear at the joints of the plate-shaped high-precision mechanical housing, and it is necessary to manually grind them flat before welding. The inventor of the present invention found that the above-mentioned manual grinding method is not convenient enough and time-consuming and laborious. Therefore, we have proposed a plasma welding mechanism for a high-precision mechanical housing. Content of the Utility Model

[0004] (1) Technical Problems to be Solved

[0005] In view of the deficiencies of the prior art, the utility model provides a plasma welding mechanism for a high-precision mechanical housing, which has the advantages of being convenient for mechanically grinding the joints of the plate-shaped high-precision mechanical housing and saving time and labor, and solves the problems that the manual grinding method is not convenient enough and time-consuming and laborious.

[0006] (2) Technical Solutions

[0007] To achieve the purpose of being convenient for mechanically grinding the joints of the plate-shaped high-precision mechanical housing and saving time and labor, the utility model provides the following technical solutions: A plasma welding mechanism for a high-precision mechanical housing, comprising: a welding table;

[0008] A fixing structure, the fixing structure is arranged on the welding table;

[0009] A plate-shaped high-precision mechanical housing, the plate-shaped high-precision mechanical housing is arranged on the welding table and is located under the fixing structure, and the fixing structure is used to press and fix the plate-shaped high-precision mechanical housing;

[0010] A grinding structure, the grinding structure is arranged on the welding table, and the grinding structure is used to mechanically grind the burrs on the joints of the plate-shaped high-precision mechanical housing.

[0011] As a preferred technical solution of the present utility model, a plurality of through holes are opened inside the top end of the welding table, and the plurality of through holes are arranged in a rectangular linear array. The inner cavity of the through hole is movably connected to the fixing structure to facilitate the installation of the fixing structure, and further facilitate pressing the plate-shaped high-precision mechanical housing.

[0012] As a preferred technical solution of the present utility model, the fixing structure includes a short threaded rod. The outer surface of the short threaded rod is inserted and connected to the inner cavity of the through hole. One end of the short threaded rod is fixedly sleeved with a pressing plate. A rubber pad is fixedly installed at the bottom end of the pressing plate, and the rubber pad is in pressing connection with the plate-shaped high-precision mechanical housing.

[0013] A gasket is movably sleeved on the outer surface of the short threaded rod, and a threaded cap is threadedly connected to the outer surface of the short threaded rod. The threaded cap is in contact connection with the gasket. In application, the plate-shaped high-precision mechanical housing is placed on the welding table, and then the plate-shaped high-precision mechanical housing is pressed and fixed on the welding table by using the fixing structure. And the joints of the two plate-shaped high-precision mechanical housings are butted. At this time, the short threaded rod penetrates through the inner cavity of the through hole, and the rubber pad on the pressing plate presses on the plate-shaped high-precision mechanical housing. At the same time, the gasket is sleeved on the short threaded rod, and the threaded cap is screwed until the plate-shaped high-precision mechanical housing is pressed and fixed on the welding table, so as to facilitate pressing and fixing the plate-shaped high-precision mechanical housing, and further facilitate grinding the burrs on the joints of the plate-shaped high-precision mechanical housing.

[0014] As a preferred technical solution of the present utility model, a T-shaped plate is fixedly installed at the top end of the welding table. A limiting block is fixedly installed at one end of the T-shaped plate. The outer surface of the T-shaped plate is movably connected to the grinding structure to facilitate the installation of the grinding structure.

[0015] As a preferred technical solution of the present utility model, the grinding structure includes a slider. The inside of the slider is movably connected to the outer surface of the T-shaped plate. A hydraulic push rod is fixedly installed at the top end of the slider. A fixed seat is fixedly installed at the end of the hydraulic push rod away from the slider. A driving motor is fixedly installed on the outer surface of the fixed seat. The output shaft of the driving motor penetrates through the inside of the fixed seat, and a grinding roller is fixedly installed on the output shaft. In application, by applying a thrust to the slider, the slider slides along the outer surface of the T-shaped plate until the grinding roller is moved above the joint of the plate-shaped high-precision mechanical housing. Then the driving motor is started. At this time, the output shaft of the driving motor drives the grinding roller to rotate. Then the hydraulic push rod is started and moved in the direction of the joint of the plate-shaped high-precision mechanical housing until the rotating grinding roller is moved to a suitable position to grind the burrs on the joint of the plate-shaped high-precision mechanical housing, so as to facilitate mechanical grinding of the joint of the plate-shaped high-precision mechanical housing, and it is time-saving and labor-saving.

[0016] As a preferred technical solution of the present utility model, a T-shaped sliding groove is provided inside the slider, and the inner cavity of the T-shaped sliding groove is slidably connected to the outer surface of the T-shaped plate, so as to facilitate the slider to slide along the outer surface of the T-shaped plate.

[0017] As a preferred technical solution of the present utility model, the shape and size of the inner cavity of the T-shaped sliding groove are adapted to the shape and size of the outer surface of the T-shaped plate, so as to facilitate the slider to move more smoothly along the outer surface of the T-shaped plate.

[0018] (III) Beneficial effects

[0019] Compared with the prior art, the present utility model provides a plasma welding mechanism for a high-precision mechanical housing, which has the following beneficial effects:

[0020] 1. For this plasma welding mechanism for a high-precision mechanical housing, by applying a thrust to the slider, the slider slides along the outer surface of the T-shaped plate at this time until the grinding roller is moved above the joint of the plate-shaped high-precision mechanical housing. Then, the driving motor is started. At this time, the output shaft on the driving motor drives the grinding roller to rotate. Then, the hydraulic push rod is started and moved in the direction of the joint of the plate-shaped high-precision mechanical housing until the rotating grinding roller is moved to a position suitable for grinding the burrs on the joint of the plate-shaped high-precision mechanical housing, thereby facilitating the mechanical grinding of the joint of the plate-shaped high-precision mechanical housing and saving time and effort.

[0021] 2. For this plasma welding mechanism for a high-precision mechanical housing, the plate-shaped high-precision mechanical housing is placed on the welding table, and then the plate-shaped high-precision mechanical housing is pressed and fixed on the welding table by using the fixing structure. And the joints of the two plate-shaped high-precision mechanical housings are butted. At this time, the short threaded rod penetrates through the inner cavity of the through hole, and the rubber pad on the pressing plate presses against the plate-shaped high-precision mechanical housing. At the same time, the gasket is sleeved on the short threaded rod, and the threaded nut is screwed until the plate-shaped high-precision mechanical housing is pressed and fixed on the welding table, thereby facilitating the pressing and fixing of the plate-shaped high-precision mechanical housing, and further facilitating the grinding of the burrs on the joint of the plate-shaped high-precision mechanical housing. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the present utility model;

[0023] Figure 2 It is a schematic diagram of the fixing structure in the overall structure of the present utility model;

[0024] Figure 3 It is a schematic diagram of the grinding structure in the overall structure of the present utility model.

[0025] In the figure: 1, welding table; 11, through hole; 12, T-shaped plate; 13, limit block; 2, fixing structure; 21, short threaded rod; 22, pressing plate; 23, rubber pad; 24, gasket; 25, threaded cap; 3, plate-shaped high-precision mechanical housing; 4, grinding structure; 41, slider; 411, T-shaped sliding groove; 42, hydraulic push rod; 43, fixed seat; 44, drive motor; 45, grinding roller. Detailed implementation manners

[0026] To make the above objects, features and advantages of the present utility model more obvious and understandable, the following detailed description of the specific implementation manners of the present utility model will be given in conjunction with the drawings of the specification.

[0027] Embodiment 1

[0028] Referring to Figure 1-2 , for the first embodiment of the present utility model, a plasma welding mechanism for a high-precision mechanical housing is provided, including: a welding table 1;

[0029] A fixing structure 2, the fixing structure 2 is arranged on the welding table 1;

[0030] A plate-shaped high-precision mechanical housing 3, the plate-shaped high-precision mechanical housing 3 is arranged on the welding table 1 and is located below the fixing structure 2, and the fixing structure 2 is used to press and fix the plate-shaped high-precision mechanical housing 3;

[0031] A grinding structure 4, the grinding structure 4 is arranged on the welding table 1, and the grinding structure 4 is used to mechanically grind the burrs at the joints of the plate-shaped high-precision mechanical housing 3.

[0032] A plurality of through holes 11 are opened inside the top end of the welding table 1, the plurality of through holes 11 are arranged in a rectangular linear array, and the inner cavity of the through hole 11 is movably connected to the fixing structure 2.

[0033] The fixing structure 2 includes a short threaded rod 21, the outer surface of the short threaded rod 21 is inserted and connected to the inner cavity of the through hole 11, one end of the short threaded rod 21 is fixedly sleeved with a pressing plate 22, and a rubber pad 23 is fixedly installed at the bottom end of the pressing plate 22, and the rubber pad 23 is in pressing connection with the plate-shaped high-precision mechanical housing 3;

[0034] A gasket 24 is movably sleeved on the outer surface of the short threaded rod 21, a threaded cap 25 is threadedly connected to the outer surface of the short threaded rod 21, and the threaded cap 25 is in contact connection with the gasket 24.

[0035] During actual use, the plate-shaped high-precision mechanical housing 3 is placed on the welding table 1, and then the plate-shaped high-precision mechanical housing 3 is pressed and fixed on the welding table 1 by the fixing structure 2. The joints of the two plate-shaped high-precision mechanical housings 3 are butt-jointed. At this time, the threaded short rod 21 penetrates through the inner cavity of the through hole 11, and the rubber pad 23 on the pressing plate 22 presses against the plate-shaped high-precision mechanical housing 3. At the same time, the gasket 24 is sleeved on the threaded short rod 21, and the spiral threaded cap 25 is rotated until the plate-shaped high-precision mechanical housing 3 is pressed and fixed on the welding table 1, so as to facilitate pressing and fixing the plate-shaped high-precision mechanical housing 3, and further facilitate grinding the burrs at the joints of the plate-shaped high-precision mechanical housing 3.

[0036] Embodiment 2

[0037] Refer to Figure 1-3 , which is the second embodiment of the present utility model. The difference between this embodiment and the first embodiment is that a T-shaped plate 12 is fixedly installed at the top of the welding table 1, a limiting block 13 is fixedly installed at one end of the T-shaped plate 12, and the outer surface of the T-shaped plate 12 is movably connected to the grinding structure 4.

[0038] The grinding structure 4 includes a slider 41, the inner part of the slider 41 is movably connected to the outer surface of the T-shaped plate 12, a hydraulic push rod 42 is fixedly installed at the top of the slider 41, a fixed seat 43 is fixedly installed at the end of the hydraulic push rod 42 away from the slider 41, a driving motor 44 is fixedly installed on the outer surface of the fixed seat 43, the output shaft of the driving motor 44 penetrates through the inside of the fixed seat 43, and a grinding roller 45 is fixedly installed on the output shaft.

[0039] A T-shaped chute 411 is opened inside the slider 41, and the inner cavity of the T-shaped chute 411 is slidably connected to the outer surface of the T-shaped plate 12.

[0040] The shape and size of the inner cavity of the T-shaped chute 411 are all adapted to the shape and size of the outer surface of the T-shaped plate 12.

[0041] During actual use, by applying a thrust to the slider 41, the slider 41 slides along the outer surface of the T-shaped plate 12 until the grinding roller 45 is moved above the joint of the plate-shaped high-precision mechanical housing 3. Then, the driving motor 44 fixed on the fixed seat 43 is started. At this time, the output shaft of the driving motor 44 drives the grinding roller 45 fixed on the output shaft to rotate. Then, the hydraulic push rod 42 fixed on the slider 41 is started and moved in the direction of the joint of the plate-shaped high-precision mechanical housing 3 until the rotating grinding roller 45 is moved to a position suitable for grinding the burrs at the joint of the plate-shaped high-precision mechanical housing 3. After the burrs are ground, the joint of the plate-shaped high-precision mechanical housing 3 is welded by using an external plasma welding mechanism, so as to facilitate mechanical grinding of the joint of the plate-shaped high-precision mechanical housing 3, and it is time-saving and labor-saving.

[0042] The remaining structures are the same as those in Embodiment 1.

[0043] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention rather than to limit them. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present invention can be modified or equivalently replaced without departing from the spirit and scope of the technical solutions of the present invention, and they should all be covered within the scope of the claims of the present invention.

Claims

1. A plasma welding mechanism for a high-precision mechanical housing, characterized in that: Comprising: Welding table (1); Fixing structure (2), the fixing structure (2) is arranged on the welding table (1); Plate-shaped high-precision mechanical housing (3), the plate-shaped high-precision mechanical housing (3) is arranged on the welding table (1) and is located below the fixing structure (2), and the fixing structure (2) is used to press and fix the plate-shaped high-precision mechanical housing (3); Grinding structure (4), the grinding structure (4) is arranged on the welding table (1), and the grinding structure (4) is used to mechanically grind the burrs on the joint of the plate-shaped high-precision mechanical housing (3).

2. The plasma welding mechanism for a high-precision mechanical housing according to claim 1, wherein: A plurality of through holes (11) are opened inside the top end of the welding table (1), and the plurality of through holes (11) are arranged in a rectangular linear array. The inner cavity of the through hole (11) is movably connected to the fixing structure (2).

3. The plasma welding mechanism for a high-precision mechanical housing according to claim 2, characterized in that: The fixing structure (2) includes a threaded short rod (21), the outer surface of the threaded short rod (21) is inserted and connected to the inner cavity of the through hole (11), one end of the threaded short rod (21) is fixedly sleeved with a pressing plate (22), and a rubber pad (23) is fixedly installed at the bottom end of the pressing plate (22). The rubber pad (23) is in pressing connection with the plate-shaped high-precision mechanical housing (3); A gasket (24) is movably sleeved on the outer surface of the threaded short rod (21), and a threaded cap (25) is threadedly connected to the outer surface of the threaded short rod (21). The threaded cap (25) is in contact connection with the gasket (24).

4. A high-precision mechanical housing plasma welding mechanism according to claim 1, characterized in that: A T-shaped plate (12) is fixedly installed at the top end of the welding table (1), a limiting block (13) is fixedly installed at one end of the T-shaped plate (12), and the outer surface of the T-shaped plate (12) is movably connected to the grinding structure (4).

5. A plasma welding mechanism for a high-precision mechanical housing according to claim 4, characterized in that: The grinding structure (4) includes a slider (41), the inside of the slider (41) is movably connected to the outer surface of the T-shaped plate (12), a hydraulic push rod (42) is fixedly installed at the top end of the slider (41), a fixed seat (43) is fixedly installed at the end of the hydraulic push rod (42) away from the slider (41), a driving motor (44) is fixedly installed on the outer surface of the fixed seat (43), the output shaft of the driving motor (44) penetrates through the inside of the fixed seat (43), and a grinding roller (45) is fixedly installed on the output shaft.

6. The plasma welding mechanism for a high-precision mechanical housing according to claim 5, characterized in that: A T-shaped chute (411) is opened inside the slider (41), and the inner cavity of the T-shaped chute (411) is slidably connected to the outer surface of the T-shaped plate (12).

7. A plasma welding mechanism for a high-precision mechanical housing according to claim 6, characterized in that: The shape and size of the inner cavity of the T-shaped chute (411) are adapted to the shape and size of the outer surface of the T-shaped plate (12).

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