Metal plate screen frame welding machine workstation

Abstract

The utility model provides a metal plate screen frame welding machine workstation which comprises a machine frame and a plurality of welding robots arranged on the peripheral side of the machine frame, the machine frame is provided with a top plate and a bottom plate from top to bottom, a plurality of welding receding positions are distributed on the top plate, and a first jacking mechanism and a second jacking mechanism are arranged on the bottom plate. The first jacking mechanism is arranged in the middle of the bottom plate, the lifting end of the first lifting mechanism is connected with a supporting plate, a positioning structure is arranged on the supporting plate, the second lifting mechanism is composed of a plurality of second lifting air cylinders, the second lifting air cylinders are arranged around the first lifting mechanism, and a floating pressing and holding piece is arranged on the top plate. The welding workstation is provided with the two sets of lifting mechanisms, the tool plate and the to-be-welded part are fixed through the two sets of lifting mechanisms correspondingly to ensure the stability of the to-be-welded part during welding, the splicing position of the to-be-welded part is pressed through the floating pressing and holding part on the top plate, the stability of the to-be-welded part is further ensured, and deviation of the to-be-welded part is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of sheet metal net frame welding machine workstation. BACKGROUND

[0002] In the welding production field, the welding of sheet metal frame is usually to arrange sheet metal outer frame on tooling plate first, then arrange iron wire into net shape, and then carry out welding treatment. The welding work of the current welding assembly line adopts welding robot, and the tooling plate is sent to the welding station by the conveyor belt, and then the tooling plate is fixed and welded. However, it is found that the sheet metal frame and iron wire placed on the tooling plate are not fixed during actual welding, which leads to easy deviation during welding.

[0003] Therefore, it is necessary to make further improvements. CONTENT OF UTILITY MODEL

[0004] To solve the above problems, the utility model provides a kind of sheet metal net frame welding machine workstation, the welding workstation has two sets of jacking mechanisms for fixing tooling plate and welding parts, to ensure that the welding process is not displaced.

[0005] The utility model provides a kind of sheet metal net frame welding machine workstation, which includes rack and multiple welding robots arranged on the side of the rack. The rack is provided with a top plate and a bottom plate from top to bottom. The top plate is distributed with multiple welding avoidance positions. The bottom plate is provided with a first jacking mechanism and a second jacking mechanism. The first jacking mechanism is arranged at the middle position of the bottom plate. The lifting end of the first lifting mechanism is connected with a supporting plate. The supporting plate is provided with a positioning structure. The second lifting mechanism is composed of multiple second lifting cylinders. The multiple second lifting cylinders are arranged around the first lifting mechanism. The top plate is provided with a floating pressure holding part.

[0006] In one or more embodiments, the first lifting mechanism is composed of multiple first lifting cylinders. A guide mechanism is arranged between the supporting plate and the bottom plate.

[0007] In one or more embodiments, the guide mechanism includes a guide column assembly and a guide rail assembly. The guide column assembly includes a guide column and a linear bearing. The linear bearing is fixed on the bottom plate. The guide column is fixed on the supporting plate and connected with the linear bearing. The guide rail assembly includes a sliding rail and a sliding seat. The sliding seat and the sliding rail slide with each other. The sliding seat is fixed on the bottom plate. One end of the sliding rail is fixed on the supporting plate.

[0008] In one or more embodiments, each corner of the supporting plate is provided with a guide column. The bottom plate is provided with a linear bearing corresponding to the position of the guide column.

[0009] In one or more embodiments, the positioning structure includes multiple positioning columns. The upper end surface of the positioning column is provided with an arc-shaped guide surface.

[0010] In one or more embodiments, the floating pressure holding piece comprises a column and a spring, the top end of the column passes through the top plate and is provided with an anti-falling cap at the top end, the spring is sleeved on the column and abuts against the bottom surface of the top plate, and the bottom of the column is provided with a step abutting against the spring.

[0011] The welding workstation is provided with two sets of lifting mechanisms, a tool plate and a to-be-welded piece are fixed by the two sets of lifting mechanisms respectively, so that the stability of the to-be-welded piece during welding is ensured, and the to-be-welded piece is pressed at the splicing position by the floating pressure holding piece on the top plate, so that the stability of the to-be-welded piece is further ensured, and deviation of the to-be-welded piece is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 It is a structural schematic view of the welding machine workstation of the embodiment;

[0013] Fig. 2 It is a schematic view of the bottom plate, the supporting plate, the first lifting mechanism and the second lifting mechanism of the embodiment. DETAILED DESCRIPTION

[0014] In order to deepen the understanding of the utility model, the utility model will be further described in combination with examples and drawings below, and the examples are only used to explain the utility model and do not constitute the limitation on the protection scope of the utility model.

[0015] Please refer to the accompanying drawings Figs. 1-2 The utility model provides a kind of sheet metal net frame welding machine workstation, it includes rack 1 and multiple welding robots 2 being located in the lateral side of rack, rack is provided with top plate 3 and bottom plate 4 from top to bottom, top plate is distributed with multiple welding avoidance sites 5, welding avoidance site is used to supply welding robot to enter welding head welding, bottom plate is provided with first lifting mechanism and second lifting mechanism, the first lifting mechanism is located in the middle position of bottom plate 4, the lifting end of first lifting mechanism is connected with supporting plate 6, supporting plate is provided with positioning structure, second lifting mechanism is formed by multiple second lifting cylinders 7, multiple second lifting cylinders are arranged around first lifting mechanism, top plate 3 is provided with floating pressure holding piece, the welding machine workstation can be used with welding assembly line, when conveying belt sends tool plate and placed to-be-welded piece to the top of supporting plate, first lifting mechanism lifts supporting plate and lifts tool plate from conveying belt, the positioning structure on supporting plate is used to butt joint with the positioning hole on tool plate, to determine the position of tool plate, after tool plate is lifted to contact with floating pressure holding piece, continue to be fixed to to-be-welded piece by second lifting mechanism, so that to-be-welded piece and tool plate are all fixed, ensure that welding robot does not appear to shift when welding.

[0016] The first lifting mechanism is composed of a plurality of first lifting cylinders 8, and a guide mechanism is arranged between the supporting plate and the bottom plate, which can ensure the stable lifting of the supporting plate and prevent the supporting plate from shaking. Preferably, the guide mechanism comprises a guide column assembly and a guide rail assembly, the guide column assembly comprises a guide column 9 and a linear bearing 10, the linear bearing is fixed on the bottom plate 4, and the guide column is fixed on the supporting plate 6 and connected with the linear bearing; the guide rail assembly comprises a sliding rail 11 and a sliding seat 12, the sliding seat and the sliding rail slide with each other, the sliding seat is fixed on the bottom plate 4, and one end of the sliding rail is fixed on the supporting plate 6; the supporting plate can be lifted stably under the cooperation of the guide rail assembly and the guide column assembly.

[0017] Each corner of the supporting plate 6 is provided with a guide column 9, and the bottom plate is provided with a linear bearing 10 at the position corresponding to the guide column; the guide column is arranged at the corner position of the supporting plate, which can avoid the first lifting cylinder connected to the middle of the supporting plate and ensure that the supporting plate will not be higher on one side and lower on the other side during lifting.

[0018] The positioning structure comprises a plurality of positioning columns 13, and the upper end surface of the positioning column is provided with an arc-shaped guide surface, so as to facilitate the connection of the positioning column with the positioning hole on the tool plate.

[0019] The floating pressing piece comprises a column body 14 and a spring 15, the top end of the column body penetrates through the top plate and is provided with an anti-falling cap at the top end, the anti-falling cap can be a nut, the surface of the column body is formed with a threaded structure, which facilitates installation and disassembly, the spring is sleeved on the column body and abuts against the bottom surface of the top plate, and the bottom of the column body is provided with a step 16 abutting against the spring.

[0020] The above only describes the preferred embodiments of the present application, and the protection scope of the present application is not limited to the above embodiments, but any equivalent modification or change made by those skilled in the art according to the disclosed content of the present application shall be included in the protection scope recorded in the claims.

Claims

1. A sheet metal screen frame welding machine workstation, characterized by: The application relates to a welding robot system, which comprises a frame (1) and a plurality of welding robots (2) arranged on the side of the frame, wherein the frame is provided with a top plate (3) and a bottom plate (4) from top to bottom, a plurality of welding avoidance positions (5) are distributed on the top plate, a first lifting mechanism and a second lifting mechanism are arranged on the bottom plate, the first lifting mechanism is arranged at the middle position of the bottom plate (4), a supporting plate (6) is connected to the lifting end of the first lifting mechanism, a positioning structure is arranged on the supporting plate, the second lifting mechanism is composed of a plurality of second lifting cylinders (7), the second lifting cylinders are arranged around the first lifting mechanism, and a floating pressing piece is arranged on the top plate (3).

2. The sheet metal screen frame welding machine workstation of claim 1, wherein: The first lifting mechanism is composed of a plurality of first lifting cylinders (8), and a guide mechanism is arranged between the supporting plate and the bottom plate.

3. The sheet metal screen frame welding machine work station of claim 2, wherein: The guide mechanism comprises a guide column assembly and a guide rail assembly, the guide column assembly comprises a guide column (9) and a linear bearing (10), the linear bearing is fixed on the bottom plate (4), the guide column is fixed on the supporting plate (6) and connected with the linear bearing, the guide rail assembly comprises a sliding rail (11) and a sliding seat (12), the sliding seat and the sliding rail slide with each other, the sliding seat is fixed on the bottom plate (4), and one end of the sliding rail is fixed on the supporting plate (6).

4. The sheet metal screen frame welding machine work station of claim 3, wherein: Each corner position of the supporting plate (6) is provided with a guide column (9), and the bottom plate is provided with a linear bearing (10) at the position corresponding to the guide column.

5. The sheet metal screen frame welding machine work station of claim 1, wherein: The positioning structure comprises a plurality of positioning columns (13), and the upper end surface of each positioning column is provided with an arc-shaped guide surface.

6. The sheet metal screen frame welding machine work station of claim 1, wherein: The floating pressing piece comprises a column body (14) and a spring (15), the top end of the column body penetrates through the top plate and is provided with an anti-falling cap at the top end, the spring is sleeved on the column body and abuts against the bottom surface of the top plate, and the bottom of the column body is provided with a step (16) abutting against the spring.

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