CN211517233U - Hydraulic tool for pump body of power steering pump - Google Patents
Hydraulic tool for pump body of power steering pump Download PDFInfo
- Publication number
- CN211517233U CN211517233U CN201922041341.4U CN201922041341U CN211517233U CN 211517233 U CN211517233 U CN 211517233U CN 201922041341 U CN201922041341 U CN 201922041341U CN 211517233 U CN211517233 U CN 211517233U
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- hydraulic
- machine body
- pump body
- workpiece
- oil cylinder
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- 230000007246 mechanism Effects 0.000 claims abstract description 32
- 238000003825 pressing Methods 0.000 claims abstract description 23
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 21
- 239000004677 Nylon Substances 0.000 claims abstract description 15
- 229920001778 nylon Polymers 0.000 claims abstract description 15
- 239000003921 oil Substances 0.000 claims abstract description 11
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 4
- 206010063659 Aversion Diseases 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002344 surface layer Substances 0.000 description 4
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical group CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- QFXZANXYUCUTQH-UHFFFAOYSA-N ethynol Chemical group OC#C QFXZANXYUCUTQH-UHFFFAOYSA-N 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model provides a hydraulic tool for a steering power-assisted pump body, which comprises a pressing mechanism, a nylon mistake proofing mechanism, a workpiece, a hydraulic oil cylinder and a machine body bottom plate; the booster pump body is fixed on a machine body base plate through a positioning shaft and a positioning pin, a dark oil duct is opened on the machine body base plate and extends to the surface of the machine body base plate to form an oil duct hole, a hydraulic oil cylinder is embedded in the bottom of the pressing mechanism and is controlled through an external hydraulic station, the hydraulic oil cylinder comprises a piston and a pressing rod, and the piston moves up and down to drive the pressing rod to press and loosen the pressing mechanism; and a nylon error-proofing mechanism is additionally arranged on the bottom plate of the machine body corresponding to the left side of each pump body and used for positioning the position of a workpiece.
Description
Technical Field
The utility model discloses a belong to car a steering system and make the field, relate to power steering pump body hydraulic pressure frock.
Background
The structure of the old-fashioned power steering pump of an automobile is shown in figures 1 and 2 and comprises: the device comprises an existing positioning pin 1, a pressure plate 2, a locking screw 3, a bottom plate 4 and an existing positioning shaft 5; the old automobile power steering pump adopts a bearing and a positioning pin to realize the positioning of the pump body and the bottom plate, and the pressure plate is tightly clamped with the pump body in a locking screw tightening mode. Its disadvantages are: the clamping time is long, and the labor intensity of operators is high.
The invention content is as follows:
the utility model discloses a power steering pump body hydraulic pressure frock to solve at present in automobile power steering pump body clamping time long, the big scheduling problem of operator intensity of labour.
A hydraulic tool for a steering power-assisted pump body comprises a pressing mechanism, a nylon mistake proofing mechanism, a workpiece, a hydraulic oil cylinder and a machine body bottom plate; the main force pump body is fixed on a machine body base plate through a positioning shaft and a positioning pin, a dark oil passage is opened on the machine body base plate and extends to the surface of the machine body base plate to form an oil passage hole, a hydraulic oil cylinder is embedded into the bottom of the pressing mechanism, the hydraulic oil cylinder is controlled through an external hydraulic station and comprises a piston and a pressing rod, and the piston moves up and down to drive the pressing rod to press and loosen the pressing mechanism; and a nylon error-proofing mechanism is additionally arranged on the bottom plate of the machine body corresponding to the left side of each pump body and used for positioning the position of a workpiece.
Furthermore, the position of the nylon mistake proofing mechanism is adaptively adjusted according to the installation position and the vertical height position of the workpiece.
Furthermore, each part of the hydraulic tool is installed after heat treatment.
Furthermore, the nylon mistake proofing mechanism is of a U-shaped structure, a concave part is formed in the bottom of the U-shaped structure and used for correctly positioning the workpiece, the shape of the concave part is matched with that of the workpiece, and protruding arm structures at two ends of the U-shaped structure play a role in limiting and prevent the workpiece from sliding or shifting.
The utility model has the following technical effects:
1. the technical problem that the clamping time of the pump body of the conventional automobile power steering pump is long is solved;
2. the hydraulic clamping is designed, the operation is convenient, and the labor intensity of workers can be reduced;
3. the clamping mechanism is stable, and the reject ratio of products is reduced;
4. the production efficiency is improved by 75 percent.
5. The working principle is as follows: the utility model discloses refer to manual frock location design, hold-down mechanism adopts hydraulic cylinder hydraulic pressure to press from both sides tightly, and the frock increases the mistake proofing device, eliminates because of the produced defective products probability of workman misoperation.
Drawings
FIGS. 1 and 2 are schematic views of a conventional steering pump structure of an automobile;
fig. 3 is an assembly drawing of the hydraulic tool of the present invention after removing a workpiece;
FIG. 4 is a rear assembly drawing of the hydraulic tool with a workpiece according to the present invention;
FIG. 5 is a schematic structural view of a hydraulic cylinder of the hydraulic tool of the present invention;
wherein: 1. existing locating pins; 2. pressing a plate; 3. locking the screw; 4. a base plate; 5. an existing positioning shaft; 6. positioning pins; 7. positioning the shaft; 8. a hold-down mechanism; 9. a nylon mistake proofing mechanism; 10. a workpiece; 11. a machine body bottom plate; 12. an oil passage hole; 13. a hydraulic cylinder; 14. pressure lever
Detailed Description
The hydraulic tool for the pump body of the power steering pump comprises a pressing mechanism 8, a nylon mistake proofing mechanism 9, a workpiece 10, a hydraulic oil cylinder 13 and a machine body bottom plate 11; a pump body of a booster pump is fixed on a machine body base plate 11 through a positioning shaft 7 and a positioning pin 6, a plurality of dark oil passages are drilled on the machine body base plate 11 and extend to the surface of the machine body base plate 11 to form a plurality of oil passage holes 12, a hydraulic oil cylinder 13 is embedded in the bottom of a pressing mechanism 8, the pressing mechanism 8 is controlled to loosen and clamp through an external hydraulic station, the hydraulic oil cylinder 13 is connected with a pressing rod 14 to press and loosen the pressing mechanism 8, during work, a hydraulic pump of the hydraulic oil cylinder 13 is started, high-pressure hydraulic oil enters a cavity of the hydraulic oil cylinder, a piston rod of the hydraulic oil cylinder moves downwards to drive the pressing rod 14 to move downwards so as to drive the pressing mechanism 8 to press a workpiece 10, after the workpiece 10 is processed, the high-pressure hydraulic oil flows back to the cavity of the hydraulic oil cylinder 13, the piston rod of the, the operator can remove the finished workpiece. Therefore, the process reduces a large amount of manpower and material resources, improves the production efficiency, reduces the tool manufacturing cost and the manufacturing cost, and is suitable for large-batch production.
Furthermore, the utility model discloses an improvement lies in, increase nylon mistake proofing mechanism 9 on the left side that corresponds each pump body structure on the body bottom plate, nylon mistake proofing mechanism 9 is the U type structure, the bottom sunk part of U type structure, is used for the correct positioning work piece 10, the shape of sunk part and the shape phase-match of work piece 10 guarantee that under the condition of artificial error, work piece 10 can not be installed, and cause the damage of mounting tool, and waste time; the protruding arm structures at the two ends of the U-shaped structure play a role in limiting and prevent the workpiece 10 from sliding or shifting.
In the preferred embodiment, the position of the nylon mistake proofing mechanism 9 can be adaptively adjusted according to the installation position and the vertical height position of the workpiece 10, so that the installation precision is improved.
In the preferred embodiment, the external hydraulic station can supply oil with the flow direction, pressure and flow of high-pressure hydraulic oil according to the required pressure, and the external hydraulic station is connected with the hydraulic oil cylinder through an oil pipe, so that the hydraulic oil cylinder can realize various specified actions.
In the preferred embodiment, different parts of the tool are subjected to non-heat treatment conditions, so that the wear resistance of the tool is improved, and the service life is prolonged. The overall heat treatment or the local surface heat treatment can be carried out on the tool, and different performances can be obtained by controlling the heating temperature and the cooling method. When the tool is subjected to integral heat treatment, the workpiece needs to be heated to a proper temperature, different heat preservation times are adopted according to the size of the material and the size of the workpiece, and then slow cooling is carried out, so that the internal structure of the metal reaches or approaches a balanced state, and good technological performance and use performance are obtained. When the local surface heat treatment is carried out on the tool, only the surface layer of the workpiece is heated to change the mechanical property of the surface layer, and in order to only heat the surface layer of the workpiece and not to transfer excessive heat into the workpiece, the used heat source has high energy density, namely, larger heat energy is given to the workpiece in unit area, so that the surface layer or the local energy of the workpiece can reach high temperature in a short time or instantaneously. The main methods of surface heat treatment include flame quenching and induction heating heat treatment, and the commonly used heat sources include flame such as oxyacetylene or oxypropylene, induced current, laser, electron beam, and the like. The condition of no heat treatment is adopted to ensure and improve various performances of the workpiece, such as wear resistance, corrosion resistance and the like. The structure and stress state of the blank can be improved, so that various cold and hot processing can be facilitated.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (4)
1. Power-assisted steering pump body hydraulic pressure frock, its characterized in that: comprises a pressing mechanism, a nylon mistake proofing mechanism, a workpiece, a hydraulic oil cylinder and a machine body bottom plate; the booster pump body is fixed on a machine body base plate through a positioning shaft and a positioning pin, a dark oil duct is opened on the machine body base plate and extends to the surface of the machine body base plate to form an oil duct hole, a hydraulic oil cylinder is embedded in the bottom of the pressing mechanism and is controlled through an external hydraulic station, the hydraulic oil cylinder comprises a piston and a pressing rod, and the piston moves up and down to drive the pressing rod to press and loosen the pressing mechanism; and a nylon error-proofing mechanism is additionally arranged on the bottom plate of the machine body corresponding to the left side of each pump body and used for positioning the position of a workpiece.
2. The hydraulic tool for the pump body of the power steering pump according to claim 1, wherein: the position of the nylon mistake proofing mechanism is adjusted according to the installation position and the vertical height position of the workpiece.
3. The hydraulic tool for the pump body of the power steering pump according to claim 1, wherein: and carrying out heat treatment on each part of the hydraulic tool and then installing.
4. The hydraulic tool for the pump body of the power steering pump according to claim 2, wherein: the nylon mistake proofing mechanism is U type structure, and the bottom sunk part of U type structure for correct location work piece, the shape phase-match of sunk part and the shape of work piece, the protruding arm structure at the both ends of U type structure has played limiting displacement, prevents the slip or the aversion of work piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922041341.4U CN211517233U (en) | 2019-11-24 | 2019-11-24 | Hydraulic tool for pump body of power steering pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922041341.4U CN211517233U (en) | 2019-11-24 | 2019-11-24 | Hydraulic tool for pump body of power steering pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211517233U true CN211517233U (en) | 2020-09-18 |
Family
ID=72463703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922041341.4U Active CN211517233U (en) | 2019-11-24 | 2019-11-24 | Hydraulic tool for pump body of power steering pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211517233U (en) |
-
2019
- 2019-11-24 CN CN201922041341.4U patent/CN211517233U/en active Active
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