CN220679835U - Pump case subassembly and connecting plate subassembly welding jig - Google Patents
Pump case subassembly and connecting plate subassembly welding jig Download PDFInfo
- Publication number
- CN220679835U CN220679835U CN202322271065.7U CN202322271065U CN220679835U CN 220679835 U CN220679835 U CN 220679835U CN 202322271065 U CN202322271065 U CN 202322271065U CN 220679835 U CN220679835 U CN 220679835U
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- connecting plate
- air cylinder
- pump shell
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- 238000003466 welding Methods 0.000 title claims abstract description 25
- 238000003825 pressing Methods 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a welding fixture for a pump shell assembly and a connecting plate assembly, which relates to the field of fixtures and comprises a first air cylinder assembly, a pump shell assembly, a bottom plate, a second air cylinder assembly and a connecting plate assembly, wherein the pump shell assembly is positioned on the bottom plate through a pump shell assembly positioning plate, and the second air cylinder assembly is fixed on the bottom plate and is used for compressing an inlet end flange of the pump shell assembly; one end of the connecting plate assembly is fixed with the inlet end flange, the other end of the connecting plate assembly is fixed with the pump shell assembly positioning plate, and the side end surface of the connecting part assembly is fixed with the outlet end flange of the pump shell assembly; the first cylinder assembly is supported on the bottom plate through the connecting plate assembly locating plate and is used for connecting and driving the connecting plate assembly pressing plate, so that the connecting plate assembly and the outlet end flange are both pressed on the connecting plate assembly locating plate. The utility model optimizes the positioning mode of the welding process of the pump shell component and the connecting plate component, reduces the operation difficulty and improves the positioning accuracy.
Description
Technical Field
The utility model relates to the field of clamps, in particular to a welding clamp for a pump shell assembly and a connecting plate assembly.
Background
As shown in fig. 5, the conventional welding fixture comprises a connecting plate a (1 '), a pump casing a (2 '), a pump casing positioning plate a (3 '), a pressing plate a (4 ') and a bottom plate a (5 '), wherein the bottom plate a is used for fixing the pump casing positioning plate a, the top of the pump casing a is pressed by the pressing plate a, and the connecting plate a is welded on an inlet end flange. At present, when the pump shell A (2 ') and the connecting plate A (1') are welded and positioned, a manual butt joint positioning process mode is adopted, so that the operation difficulty is high, and the butt joint positioning is inaccurate; the positioning size before welding needs to be manually measured to confirm the position size of the end face of the connecting plate relative to the center of the pump shell, so that the labor intensity is high, the production efficiency is low, and the production cost is high; after the pump shell and the connecting plate are welded in a free state, the deformation is large, the qualification rate is low, and the quality of the welded parts is difficult to control. Therefore, it is necessary to design a welding jig for the pump housing assembly and the connection plate assembly.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides the welding fixture for the pump shell component and the connecting plate component, so that the positioning mode of the welding process of the pump shell component and the connecting plate component is optimized, the operation difficulty is reduced, and the positioning accuracy is improved.
The utility model aims at being completed by the following technical scheme: the welding fixture for the pump shell assembly and the connecting plate assembly comprises a first air cylinder assembly, a pump shell assembly, a bottom plate, a second air cylinder assembly and a connecting plate assembly, wherein the pump shell assembly is positioned on the bottom plate through a pump shell assembly positioning plate, and the second air cylinder assembly is fixed on the bottom plate and is used for compressing an inlet end flange of the pump shell assembly; one end of the connecting plate assembly is fixed with the inlet end flange, the other end of the connecting plate assembly is fixed with the pump shell assembly positioning plate, and the side end surface of the connecting plate assembly is fixed with the outlet end flange of the pump shell assembly; the first cylinder assembly is supported on the bottom plate through the connecting plate assembly locating plate, and the first cylinder assembly is used for connecting and driving one end of the connecting plate assembly pressing plate, so that the other end of the connecting plate assembly pressing plate is pressed on the side end face of the connecting plate assembly, and accordingly the connecting plate assembly and the outlet end flange are both pressed on the connecting plate assembly locating plate and deviate from one side of the first cylinder assembly.
As a further technical scheme, the base plate is also fixed with a positioning mounting plate, and the positioning plate of the connecting plate assembly is vertically fixed on the positioning mounting plate.
As a further technical scheme, the first cylinder assembly comprises a first cylinder and a pressure plate connecting rod which is connected and driven by a piston rod of the first cylinder, and pressure plates of the connecting plate assembly are symmetrically fixed at two ends of the pressure plate connecting rod.
As a further technical scheme, one end of the connecting plate assembly pressing plate, which is far away from the pressing plate connecting rod, is provided with a barb for hooking on the connecting plate assembly.
As a further technical scheme, the second cylinder assembly comprises a second cylinder and a connecting rod mechanism which is connected and driven by a piston rod of the second cylinder, and the connecting rod mechanism is used for pressing the inlet end flange.
As a further technical scheme, the connecting plate assembly is positioned on the inlet flange through the inlet end positioning pin, and the connecting plate assembly is positioned on the connecting plate assembly positioning plate through the outlet end positioning pin.
The beneficial effects of the utility model are as follows:
1. because the flange at the inlet and outlet ends of the pump shell assembly is positioned relative to the connecting plate assembly, the procedure that the positioning size before welding needs to be manually measured to confirm the center position of the end face of the connecting plate assembly relative to the pump shell assembly is canceled, the production efficiency is improved, and the labor intensity and the production cost are reduced;
2. the first air cylinder assembly is used for enabling the end face of the connecting plate assembly to be attached to the connecting plate assembly positioning plate, pressed and positioned in a back pressure mode, so that the deformation of the pump shell assembly and the connecting plate assembly after welding is reduced, the qualification rate of parts after welding is improved, and the consistency of welding quality is ensured;
3. the fixture is applied during welding, so that the positioning mode of the welding process of the pump shell assembly and the connecting plate assembly can be optimized, the operation difficulty is reduced, and the positioning accuracy is improved.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a schematic diagram of a front view structure of the present utility model.
Fig. 3 is a schematic top view of the present utility model.
Fig. 4 is a schematic perspective view of a first cylinder assembly according to the present utility model.
Fig. 5 is a schematic diagram of a prior art structure.
Reference numerals illustrate: connecting plates A1', pump shell A2', pump shell positioning plate A3', pressing plate A4', and bottom plate A5';
the device comprises a first air cylinder assembly 1, a positioning mounting plate 2, a connecting plate assembly pressing plate 3, a connecting plate assembly positioning plate 4, an outlet end positioning pin 5, a pump shell assembly 6, a pump shell assembly positioning plate 7, a bottom plate 8, a second air cylinder assembly 9, an inlet end positioning pin 10, a connecting plate assembly 11, an outlet end flange 12, an inlet end flange 13, a pressing plate connecting rod 14 and a connecting rod mechanism 15.
Detailed Description
The utility model will be described in detail below with reference to the attached drawings:
examples: as shown in fig. 1 to 4, the welding fixture for the pump shell assembly and the connecting plate assembly comprises a first cylinder assembly 1, a positioning mounting plate 2, a connecting plate assembly pressing plate 3, a connecting plate assembly positioning plate 4, an outlet end positioning pin 5, a pump shell assembly 6, a pump shell assembly positioning plate 7, a bottom plate 8, a second cylinder assembly 9, an inlet end positioning pin 10, a connecting plate assembly 11, an outlet end flange 12, an inlet end flange 13, a pressing plate connecting rod 14 and a connecting rod mechanism 15.
Referring to fig. 1, a pump housing assembly positioning plate 7 is fixed on a bottom plate 8, and a motor installation end of a pump housing assembly 6 is positioned and installed with the pump housing assembly positioning plate 7 through a plurality of pins.
As shown in fig. 1 and 2, one end of the connection plate assembly 11 is fixed and positioned with the inlet end flange 13 through the inlet end positioning pin 10, the other end of the connection plate assembly 11 is positioned and fixed with the pump housing assembly positioning plate 7 through the pin, the side end surface of the connection plate assembly 11 is welded and fixed with the outlet end flange 12 of the pump housing assembly 6, and the outlet end positioning pin 5 sequentially penetrates through the connection plate assembly 11 and the outlet end flange 12 to position the connection plate assembly 11 (the outlet end flange 12) on the connection plate assembly positioning plate 4.
Preferably, the base plate 8 is also fixed with a positioning mounting plate 2, and the connecting plate assembly positioning plate 4 is vertically fixed on the positioning mounting plate 2. As shown in fig. 4, the first cylinder assembly 1 is supported on the bottom plate 8 through the connecting plate assembly positioning plate 4, the first cylinder assembly 1 comprises a first cylinder and a pressure plate connecting rod 14 driven by the connection of a piston rod of the first cylinder, two ends of the pressure plate connecting rod 14 are symmetrically fixed with connecting plate assembly pressure plates 3, and one end, far away from the pressure plate connecting rod 14, of the connecting plate assembly pressure plates 3 is provided with barbs for hooking on the connecting plate assembly 11. When the first cylinder assembly 1 acts, the pressure plate connecting rod 14 is connected to drive one end of the pressure plate 3 of the connecting plate assembly, so that the other end (barb portion) of the pressure plate 3 of the connecting plate assembly is pressed on the side end face of the connecting plate assembly 11, and the connecting plate assembly 11 and the outlet end flange 12 are both pressed on the positioning plate 4 of the connecting plate assembly (the side away from the first cylinder assembly 1).
As shown in fig. 1 and 3, the second cylinder assembly 9 is fixed on the bottom plate 8, the second cylinder assembly 9 comprises a second cylinder and a link mechanism 15 connected and driven by a piston rod of the second cylinder, when the piston rod extends, the link mechanism 15 moves downwards to press the inlet end flange 13, and when the piston rod retracts, the link mechanism 15 moves upwards to release the inlet end flange 13.
The working process of the utility model comprises the following steps: during welding operation, (1) adjusting the clamp and each component according to the model; (2) The pump shell assembly 6 is installed according to the positioning, and the pump shell assembly 6 is in positioning connection with the pump shell assembly positioning plate 7; (3) Activating the second cylinder assembly 9 to enable the link mechanism 15 to press the inlet end flange 13 of the pump shell assembly 6; (4) The connecting plate assembly 11 is installed, the upper part of the connecting plate assembly 11 is positioned with the inlet end flange 13, the lower part of the connecting plate assembly 11 is fixed with the pump shell assembly positioning plate 7, and the side end surface of the connecting plate assembly 11 is welded and fixed with the outlet end flange 12 in advance; (5) Sequentially inserting an inlet end positioning pin 10 and an outlet end positioning pin 5; (6) adjusting the pressing plate 3 of the connecting plate assembly; (7) Starting the first cylinder assembly 1 to back pressure, so that the side end surface of the connecting plate assembly 11 is attached to and pressed against the connecting plate assembly positioning plate 4 and the outlet end flange 12; (8) starting to weld the pump housing assembly 6 with the connecting plate assembly 11.
It should be understood that equivalents and modifications to the technical scheme and the inventive concept of the present utility model should fall within the scope of the claims appended hereto.
Claims (6)
1. A pump case subassembly and connecting plate subassembly welding jig, its characterized in that: the novel hydraulic pump comprises a first air cylinder assembly (1), a pump shell assembly (6), a bottom plate (8), a second air cylinder assembly (9) and a connecting plate assembly (11), wherein the pump shell assembly (6) is positioned on the bottom plate (8) through a pump shell assembly positioning plate (7), and the second air cylinder assembly (9) is fixed on the bottom plate (8) and is used for compressing an inlet end flange (13) of the pump shell assembly (6); one end of the connecting plate assembly (11) is fixed with an inlet end flange (13), the other end of the connecting plate assembly (11) is fixed with the pump shell assembly positioning plate (7), and the side end surface of the connecting plate assembly (11) is fixed with an outlet end flange (12) of the pump shell assembly (6); the first air cylinder assembly (1) is supported on the bottom plate (8) through the connecting plate assembly locating plate (4), the first air cylinder assembly (1) is used for connecting and driving one end of the connecting plate assembly pressing plate (3), the other end of the connecting plate assembly pressing plate (3) is pressed on the side end face of the connecting plate assembly (11), and accordingly the connecting plate assembly (11) and the outlet end flange (12) are pressed on the connecting plate assembly locating plate (4) and deviate from one side of the first air cylinder assembly (1).
2. The pump housing assembly and web assembly welding jig of claim 1 wherein: the base plate (8) is also fixedly provided with a positioning mounting plate (2), and the connecting plate assembly positioning plate (4) is vertically fixed on the positioning mounting plate (2).
3. The pump housing assembly and web assembly welding jig of claim 1 wherein: the first air cylinder assembly (1) comprises a first air cylinder and a pressure plate connecting rod (14) which is connected and driven by a piston rod of the first air cylinder, and pressure plates (3) of the connecting plate assembly are symmetrically fixed at two ends of the pressure plate connecting rod (14).
4. A pump housing assembly and web assembly welding jig according to claim 3, wherein: one end of the connecting plate assembly pressing plate (3) far away from the pressing plate connecting rod (14) is provided with a barb for hooking on the connecting plate assembly (11).
5. The pump housing assembly and web assembly welding jig of claim 1 wherein: the second air cylinder assembly (9) comprises a second air cylinder and a connecting rod mechanism (15) which is driven by the connection of a piston rod of the second air cylinder, and the connecting rod mechanism (15) is used for pressing the inlet end flange (13).
6. The pump housing assembly and web assembly welding jig of claim 1 wherein: the connecting plate assembly (11) is positioned on the inlet end flange (13) through the inlet end locating pin (10), and the connecting plate assembly (11) is positioned on the connecting plate assembly locating plate (4) through the outlet end locating pin (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322271065.7U CN220679835U (en) | 2023-08-22 | 2023-08-22 | Pump case subassembly and connecting plate subassembly welding jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322271065.7U CN220679835U (en) | 2023-08-22 | 2023-08-22 | Pump case subassembly and connecting plate subassembly welding jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220679835U true CN220679835U (en) | 2024-03-29 |
Family
ID=90375864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322271065.7U Active CN220679835U (en) | 2023-08-22 | 2023-08-22 | Pump case subassembly and connecting plate subassembly welding jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220679835U (en) |
-
2023
- 2023-08-22 CN CN202322271065.7U patent/CN220679835U/en active Active
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