CN218837622U - Floating pressure head press-fitting device - Google Patents
Floating pressure head press-fitting device Download PDFInfo
- Publication number
- CN218837622U CN218837622U CN202222912292.9U CN202222912292U CN218837622U CN 218837622 U CN218837622 U CN 218837622U CN 202222912292 U CN202222912292 U CN 202222912292U CN 218837622 U CN218837622 U CN 218837622U
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- connecting block
- bearing
- fixing base
- compression leg
- bearing fixing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model belongs to the technical field of automobile engine cooling water pump bush pressure equipment, concretely relates to pressure head pressure equipment device floats. Pressure head pressure equipment device floats, including connecting dabber, connecting block, bearing fixing base, bearing retainer ring, compression leg connecting block, compression leg and bush, connect the dabber with the connecting block passes through a bolt concentric connection, the bearing fixing base assembly is in on the connecting block, the connecting block with be equipped with thrust ball bearing one between the bearing fixing base, the bearing retainer ring with be equipped with thrust ball bearing two between the bearing fixing base, set up spring plunger and sealing washer one in the bearing fixing base, the compression leg connecting block pass through bolt one with the bearing fixing base is connected, the compression leg passes through interference fit's mode and assembles on the compression leg connecting block, the bush with the compression leg is connected. The utility model provides the high accuracy of bush assembly has promoted product quality.
Description
Technical Field
The utility model belongs to the technical field of automobile engine cooling water pump bush pressure equipment, concretely relates to pressure head pressure equipment device floats.
Background
The automobile engine is a machine for providing power for an automobile, is the heart of the automobile, and affects the dynamic property, the economy and the environmental protection of the automobile, and the cooling water pump is one of the main accessories of the automobile engine, during the assembly process of the cooling water pump, a bushing is often required to be installed on a cooling water pump shell, the bushing is a ring sleeve mechanical part which plays a role of a liner, and the bushing is generally assembled by a press fitting mode and applies pressure to the bushing along the axial direction.
When the bush pressure equipment of automobile engine cooling water pump case among the prior art is using, because pressure equipment is mostly the direct action type, its pressure equipment bush straight from top to bottom, in case cooling water pump's location has the deviation slightly, the oblique situation of pressure bias voltage will appear in the bush, can cause the damage to cooling water pump, causes the nonconforming of product, influences the production efficiency of enterprise.
SUMMERY OF THE UTILITY MODEL
The not enough to prior art, the utility model aims to solve the technical problem that a pressure head pressure equipment device floats is provided, can floating pressure equipment bush, avoid causing impairedly because of cooling water pump's the inaccurate location.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
pressure head pressure equipment device floats, including connecting dabber, connecting block, bearing fixing base, bearing retainer ring, compression leg connecting block, compression leg and bush, connect the dabber with the connecting block passes through a bolt concentric connection, the bearing fixing base assembly is in on the connecting block, the connecting block with be equipped with thrust ball bearing one between the bearing fixing base, the bearing retainer ring with be equipped with thrust ball bearing two between the bearing fixing base, set up spring plunger and sealing washer one in the bearing fixing base, the compression leg connecting block pass through bolt one with the bearing fixing base is connected, the compression leg passes through interference fit's mode and assembles on the compression leg connecting block, the bush with the compression leg is connected.
Further, the first thrust ball bearing is assembled on the connecting block in an interference fit mode.
Furthermore, the thrust ball bearing two ways are assembled on the bearing fixing seat in an interference fit mode.
Furthermore, a second sealing ring is arranged between the bushing and the compression column.
Further, the bearing retainer ring is connected with the connecting block through the second bolt.
Further, the first bolt is an M6 hexagon socket head cap screw, and the second bolt is an M10 hexagon socket head cap screw.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model provides a floating pressure head press-mounting device, which utilizes concentric positioning to lead a connecting mandrel to be concentric with a main shaft of press-mounting equipment; the thrust ball bearing I and the thrust ball bearing II are respectively assembled on the connecting block and the bearing fixing seat through interference fit, the centering performance is better, and the device can bear larger impact load; the spring plunger and the sealing ring which are arranged in the bearing fixing seat I realize floating press mounting of the bush, namely when the press mounting is carried out, the pressing column ensures that the bush can float left and right within a certain range when receiving lateral force, the mounting position of the bush of the cooling water pump is positioned more easily, and the cooling water pump is prevented from being damaged.
The utility model discloses easily make, convenient to use has promoted the precision of bush assembly, has realized the quality promotion of product.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
FIG. 1: the structure of embodiment 1 of the utility model is schematically shown;
FIG. 2: the structure of the bushing part of the embodiment 1 of the utility model is schematically shown;
the device comprises a connecting mandrel 1, a bolt I2, a connecting block 3, a thrust ball bearing I4, a sealing ring I5, a spring plunger 6, a bolt II 7, a bearing retainer ring 8, a bearing fixing seat 9, a compression column connecting block 10, a compression column 11, a lining 12, a sealing ring II 13 and a thrust ball bearing II 14.
Detailed Description
For a better understanding of the present invention, the contents of the present invention will be further clarified below by referring to examples, but the present invention is not limited to the following examples. In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details.
Example 1
As shown in fig. 1 and 2, the floating pressure head press-fitting device comprises a connecting mandrel 1, a connecting block 3, a bearing fixing seat 9, a bearing retainer ring 8, a pressure column connecting block 10, a pressure column 11 and a bushing 12, wherein the connecting mandrel 1 is concentrically connected with press-fitting equipment, the connecting mandrel 1 is concentrically connected with the connecting block 3 through a first bolt 2, and concentric positioning is utilized to reduce press-fitting deviation errors. The bearing fixing seat 9 is assembled on the connecting block 3, a first thrust ball bearing 4 is arranged between the connecting block 3 and the bearing fixing seat 9, and the first thrust ball bearing 4 is assembled on the connecting block 3 in an interference fit mode; bearing retainer ring 8 links to each other with connecting block 3 through two 7 bolts, is equipped with two 14 thrust ball bearings between bearing retainer ring 8 and bearing fixing base 9, and two 14 thrust ball bearings assemble on bearing fixing base 14 through interference fit's mode, have realized better centering nature, and through interference fit's mode, also make this device can bear bigger impact load. Set up spring plunger 6 and sealing washer 5 in the bearing fixing seat 9, the quantity of spring plunger 6 is two, and it is the symmetry form and sets up in bearing fixing seat 9 both sides, and the quantity of sealing washer 5 is four, and it is two liang to be the symmetry form and sets up in the upper portion and the lower part of spring plunger 6, and spring plunger 6 has realized that pressure equipment device floats about to the spring action through spring plunger 6 and thrust ball bearing's centering effect has realized bearing fixing seat 9 and connecting block 3's concentric location jointly.
The pressure column connecting block 10 is connected with the bearing fixing seat 9 through a first bolt 2, the pressure column 11 is assembled on the pressure column connecting block 10 in an interference fit mode, and the pressure column 11 and the pressure column connecting block 10 are concentric; the bush 12 is connected with the compression leg 11, a second sealing ring 13 is arranged between the bush 13 and the compression leg 11, and the second sealing ring 13 ensures that the bush 12 on the compression leg 11 cannot fall off. The first bolt 2 is an M6 inner hexagon bolt, and the second bolt 7 is an M10 inner hexagon bolt, which are respectively used for fixing different parts in the device, so that the stability of the device is ensured.
Specifically, a connecting mandrel 1 of the device is connected with a main shaft of press-fitting equipment, and concentricity and perpendicularity are calibrated simultaneously; placing a workpiece on a special fixture and below the device, and calibrating the coaxiality of the workpiece and the device; the bush 12 is arranged on the compression leg 11 of the device, and the device is started, and the main shaft moves downwards; then, the compression leg can float left and right through the aligning action of the first thrust ball bearing 4 and the second thrust ball bearing 14 and the elastic force of the spring plunger 6, so that the bush is pressed into the workpiece.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. Pressure head pressure equipment device floats, its characterized in that, including connecting dabber, connecting block, bearing fixing base, bearing retainer ring, compression leg connecting block, compression leg and bush, the connecting dabber with the connecting block passes through a bolt concentric joint, the bearing fixing base assembly is in on the connecting block, the connecting block with be equipped with thrust ball bearing one between the bearing fixing base, the bearing retainer ring with be equipped with thrust ball bearing two between the bearing fixing base, set up spring plunger and sealing washer one in the bearing fixing base, the compression leg connecting block pass through bolt one with the bearing fixing base is connected, the compression leg passes through interference fit's mode and assembles on the compression leg connecting block, the bush with the compression leg is connected.
2. A floating ram press-fitting device as claimed in claim 1, wherein said thrust ball bearing is fitted on said connecting block by interference fit.
3. The floating ram press-fitting device according to claim 1, wherein the thrust ball bearing is mounted on the bearing holder by interference fit.
4. A floating ram press fitting device as claimed in claim 1 wherein a second seal ring is provided between said bushing and said press post.
5. The floating ram press-fitting device according to claim 1, wherein the retainer ring is connected to the connecting block by a second bolt.
6. The floating ram press-fitting device according to claim 5, wherein the first bolt is an M6 socket head cap screw, and the second bolt is an M10 socket head cap screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222912292.9U CN218837622U (en) | 2022-11-02 | 2022-11-02 | Floating pressure head press-fitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222912292.9U CN218837622U (en) | 2022-11-02 | 2022-11-02 | Floating pressure head press-fitting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218837622U true CN218837622U (en) | 2023-04-11 |
Family
ID=87301128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222912292.9U Active CN218837622U (en) | 2022-11-02 | 2022-11-02 | Floating pressure head press-fitting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218837622U (en) |
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2022
- 2022-11-02 CN CN202222912292.9U patent/CN218837622U/en active Active
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