CN217237190U - Hydraulic clutch sealing ring test device - Google Patents
Hydraulic clutch sealing ring test device Download PDFInfo
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- CN217237190U CN217237190U CN202220735735.9U CN202220735735U CN217237190U CN 217237190 U CN217237190 U CN 217237190U CN 202220735735 U CN202220735735 U CN 202220735735U CN 217237190 U CN217237190 U CN 217237190U
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- input shaft
- oil
- base
- sealing ring
- hydraulic clutch
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Abstract
The utility model discloses a hydraulic clutch sealing ring test device, including the base, the perforating hole has been seted up along the ascending center of length direction to the base, it has the input shaft to peg graft in the perforating hole, and the one end of input shaft is connected with through the transmission shaft and orders about the motor of input shaft at the base internal rotation, and stop device who is used for restricting input shaft axial displacement is installed at the both ends of perforating hole, has seted up a plurality of on the lateral wall of input shaft along length direction and has been used for placing the test groove of sealing ring, and a plurality of braking oil inlet has been seted up at the top of base, and the sealing ring carries out the capability test from the entering of braking oil inlet through pressure oil. The hydraulic clutch sealing ring test device can be used for testing a plurality of groups of clutch sealing rings at a time, has higher test efficiency, simple structure and low manufacturing cost, has the same test conditions of all the sealing rings, and has stronger comparability of test results of different materials of different manufacturers.
Description
Technical Field
The application relates to hydraulic clutch technical field, especially relates to a hydraulic clutch sealing ring test device.
Background
For all hydraulic vehicles, the hydraulic clutches cannot be disengaged, the more the gears are, the more the number of the hydraulic clutches is required, and the quality and the reliability of the sealing rings of the hydraulic clutches directly determine whether the hydraulic clutches can normally work, so that whether the whole vehicle can normally work is influenced. Whether the sealing ring of the clutch is qualified or not and whether the performance of the sealing ring made of different materials of different manufacturers is good or bad are basically tested by a rack fatigue test through a gearbox assembly or a whole vehicle carried by the gearbox assembly for market verification. Regardless of bench test or market test verification of the gearbox assembly, the number of sealing rings which can be tested at a time is limited, and the test cost and the test period are both longer.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned shortcomings of the prior art, the present patent application aims to provide a hydraulic clutch sealing ring test device, which solves the above-mentioned problems of the prior art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a hydraulic clutch sealing ring test device, includes the base, and the perforating hole has been seted up along the ascending center of length direction to the base, it has the input shaft to peg graft in the perforating hole, and the one end of input shaft is connected with the motor of ordering about the input shaft at the base internal rotation through the transmission shaft, and stop device that is used for restricting input shaft axial displacement is installed at the both ends of perforating hole, and the input shaft has seted up a plurality of test groove that is used for placing the sealing ring on length direction's the lateral wall, and a plurality of braking oil inlet has been seted up at the top of base, and the sealing ring gets into from the braking oil inlet through pressure oil and carries out the capability test.
Furthermore, the mounting groove that is used for holding stop device with the perforating hole intercommunication is seted up at the both ends of base, and the diameter that the input shaft both ends are located one section in the mounting groove is less than one section diameter in middle part, and stop device is including being located the innermost deep groove ball bearing of mounting groove, and deep groove ball bearing's inner bore cover is established on the lateral wall of the excircle face of input shaft, excircle grafting on the mounting groove, and the spacing inslot interpolation that sets up on the input shaft has the retaining ring for the axle that is used for restricting deep groove ball bearing axial displacement.
Furthermore, the limiting device further comprises a rotary oil seal which is sleeved on the input shaft and the excircle of which is attached to the side wall of the mounting groove, a spacer sleeve is arranged between the rotary oil seal and the deep groove ball bearing, and a hole check ring used for limiting the axial movement of the input shaft is inserted in an annular groove formed in the side wall of the mounting groove.
Furthermore, an oil return port between any two adjacent brake oil inlets is formed in one side of the upper end of the base, the brake oil inlets and the oil return port are alternately arranged between two adjacent test grooves, a high-pressure oil pipe is connected to each brake oil inlet, the other end of the high-pressure oil pipe is communicated with an external high-pressure oil tank, a pressure gauge for monitoring pressure in real time is installed on each high-pressure oil pipe, and an oil return pipe is connected to each oil return port.
Furthermore, an oil groove between any two adjacent test grooves is formed in the outer side wall of the input shaft, and the oil groove and the corresponding brake oil inlet or the corresponding oil return port are located on the same vertical surface.
Furthermore, an oil discharge port is formed in the top of one section of the mounting groove of the base, and a round hole aligned with the oil discharge port is formed in the spacer sleeve. Lubricating oil and the fluid that during operation was revealed between input shaft and the base of being convenient for can return oil tank, avoid the gyration oil blanket to bear pressure, influence the leakproofness of gyration oil blanket.
Furthermore, the base is provided with a process oil hole which enables the two mounting grooves to be communicated and is positioned below the through hole, and lubricating oil in the mounting groove on the other side is discharged outwards through the oil discharge hole.
Furthermore, two ends of the input shaft are arranged in parallel with two ends of the base.
Compared with the prior art, the beneficial effects of the utility model are that: the hydraulic clutch sealing ring test device can be used for testing a plurality of groups of clutch sealing rings at a time, has higher test efficiency, simple structure and low manufacturing cost, has the same test conditions of all the sealing rings, and has stronger comparability of test results of different materials of different manufacturers.
Drawings
FIG. 1 is a schematic view of the assembly structure of the present invention;
FIG. 2 is a schematic view of the three-dimensional structure of the base of the present invention;
fig. 3 is a schematic view of the three-dimensional structure of the deep groove ball bearing of the present invention;
FIG. 4 is a schematic view of a three-dimensional structure of the shaft retainer ring of the present invention;
fig. 5 is a schematic view of the three-dimensional structure of the rotary oil seal of the present invention.
The reference numbers illustrate: the device comprises a motor 1, a transmission shaft 2, an input shaft 3, a test groove 31, an oil groove 32, a base 4, a brake oil inlet 41, an oil return port 42, an oil discharge port 43, a process oil hole 44, a spacer 5, a round hole 51, a sealing ring 6, a deep groove ball bearing 7, a shaft retainer ring 8, a rotary oil seal 9, a hole retainer ring 10, a pressure gauge 11, a high-pressure oil pipe 12 and an oil return pipe 13.
Detailed Description
The following description of the embodiments of the present application is provided by way of specific examples, and other advantages and effects of the present application will be readily apparent to those skilled in the art from the disclosure herein. The present application is capable of other and different embodiments and its several details are capable of modifications and variations in various respects, all without departing from the spirit of the present application. It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict.
Referring to fig. 1-5, the present invention provides a technical solution:
the utility model provides a hydraulic clutch sealing ring test device, as shown in figure 1, includes input shaft 3 and base 4, and the lower extreme of base 4 is connected with a plurality of supporting leg for support base 4, the perforating hole has been seted up along the ascending center of length direction to base 4, and 3 pegs graft in the perforating hole of input shaft, and the both ends parallel and level of the both ends of input shaft 3 and base 4 are laid. One end of the input shaft 3 is connected with a motor 1 through a transmission shaft 2, the motor 1 is started to drive the transmission shaft 2 to rotate, so that the input shaft 3 is driven to rotate in a base 4, mounting grooves communicated with through holes are formed in two ends of the base 4, a limiting device used for limiting the axial movement of the input shaft 3 is mounted in each mounting groove, the diameter of one section of the two ends of the input shaft 3 in each mounting groove is smaller than that of one section of the middle part, a plurality of test grooves 31 used for placing sealing rings 6 are formed in the outer side wall of the input shaft 3 in the length direction, and a plurality of tested piece sealing rings 6 can be mounted at the same time for testing; an oil groove 32 positioned between any two adjacent test grooves 31 is formed in the outer side wall of the input shaft 3.
As shown in fig. 1 and 2, a plurality of braking oil inlets 41 are formed in the top of the base 4, an oil return opening 42 located between any two adjacent braking oil inlets 41 is formed in one side of the upper end of the base 4, the braking oil inlets 41 and the oil return opening 42 are alternately arranged between two adjacent test grooves 31, and the oil groove 32 and the corresponding braking oil inlet 41 or the corresponding oil return opening 42 are located on the same vertical plane. The brake oil inlet 41 is connected with a high-pressure oil pipe 12, the other end of the high-pressure oil pipe 12 is communicated with an external high-pressure oil tank, the high-pressure oil pipe 12 is provided with a pressure gauge 11 for monitoring pressure in real time, and the oil return port 42 is connected with an oil return pipe 13.
An oil discharge port 43 is formed in the top of one section of the mounting groove of the base 4, so that oil stirring and heating of moving parts such as the deep groove ball bearing 7 are reduced on the premise that lubrication of the rotary oil seal 9 and the deep groove ball bearing 7 is met; the spacer 5 is provided with a circular hole 51 aligned with the oil discharge port 43. Lubricating oil and the fluid that the during operation was revealed between input shaft 3 and the base 4 of being convenient for can return oil tank, avoid gyration oil blanket 9 to bear pressure, influence gyration oil blanket 9's leakproofness. The base 4 is provided with a process oil hole 44 which communicates the two mounting grooves and is located below the through hole, so that the lubricating oil in the mounting groove on the other side is discharged outwards through the oil discharge hole 43.
The limiting device comprises a deep groove ball bearing 7 located at the innermost side of the mounting groove, as shown in fig. 3, an inner hole of the deep groove ball bearing 7 is sleeved on the outer circular surface of the input shaft 3, an outer circle is inserted on the side wall of the mounting groove, a shaft retaining ring 8 used for limiting the axial movement of the deep groove ball bearing 7 is inserted in a limiting groove formed in the input shaft 3, as shown in fig. 4, the limiting device further comprises a rotary oil seal 9 which is sleeved on the input shaft 3, the outer circle of the rotary oil seal is attached to the side wall of the mounting groove, as shown in fig. 5, a spacer 5 is arranged between the rotary oil seal 9 and the deep groove ball bearing 7, and a hole retaining ring 10 used for limiting the axial movement of the input shaft 3 is inserted in an annular groove formed in the side wall of the mounting groove.
Before the test, every two sealing rings are in a group, continuous pressure oil is introduced between the two sealing rings 6 through the brake oil inlet 41, and the pressure of an oil source and the working pressure of the clutch on the whole vehicle are kept the same; the sealing rings 6 positioned on two sides of any brake oil inlet 41 form a group of test groups, an oil return port 42 is arranged between every two groups of sealing rings 6, the oil return port 42 is positioned right above the outer circular surface of the base 4, when the sealing rings 6 are worn, the pressure test pressure is reduced, and pressure oil returns to the oil tank through the oil return port 42; when the test is started, the motor 1 rotates to drive the transmission shaft 2 connected with the motor to rotate, the input shaft 3 connected with the other end of the transmission shaft 2 is further driven to rotate, and the plurality of groups of sealing rings 6 arranged on the corresponding test grooves 31 of the input shaft 3 rotate along with the input shaft 3. In order to facilitate installation, the sealing rings 6 are provided with notches, when the brake oil inlet 41 is filled with pressure oil, the two sealing rings 6 are under the action of oil hydraulic pressure, the outer circle of each sealing ring 6 is attached to the hole wall of the base 4, the sealing rings 6 and the through holes of the base 4 gradually move to be relatively static from relative motion, partial oil is leaked in the pressure establishing process, and the leaked hydraulic pressure is recovered from the oil return pipe 13 connected with the oil discharge port 43 or the multiple groups of oil return ports 42 and is discharged to an oil tank.
To this technical scheme, not only be limited to the same sealing ring 6 of inside and outside diameter and test, when the sealing ring 6 of different diameters need to be tested, can be according to the specification of the sealing ring of testing, set the perforating hole of input shaft and base to cascaded, can test the sealing ring of different specification sizes simultaneously.
The above-described embodiments are merely illustrative of the principles and utilities of the present patent application and are not intended to limit the present patent application. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of this patent application. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and scope of the present invention as defined in the appended claims be embraced by the present application.
Claims (8)
1. The utility model provides a hydraulic clutch sealing ring test device, includes base (4), and through-hole, its characterized in that have been seted up along the ascending center of length direction in base (4): the through hole is internally spliced with an input shaft (3), one end of the input shaft (3) is connected with a motor (1) which drives the input shaft (3) to rotate in a base (4) through a transmission shaft (2), limiting devices used for limiting the axial movement of the input shaft (3) are installed at the two ends of the through hole, a plurality of test grooves (31) used for placing sealing rings (6) are formed in the outer side wall of the input shaft (3) along the length direction, a plurality of braking oil inlets (41) are formed in the top of the base (4), and the sealing rings (6) enter from the braking oil inlets (41) through pressure oil to be subjected to performance testing.
2. The hydraulic clutch sealing ring test device according to claim 1, characterized in that: the mounting groove that is used for holding stop device with the perforating hole intercommunication is seted up at the both ends of base (4), input shaft (3) both ends are located one section diameter and are less than one section diameter in middle part in the mounting groove, stop device is including being located mounting groove innermost deep groove ball bearing (7), the outer disc at input shaft (3) is established to the inner bore cover of deep groove ball bearing (7), the excircle is pegged graft on the lateral wall of mounting groove, it has retaining ring (8) for the axle that is used for restricting deep groove ball bearing (7) axial displacement to peg graft in the spacing inslot that sets up on input shaft (3).
3. The hydraulic clutch sealing ring test device according to claim 2, characterized in that: the limiting device further comprises a rotary oil seal (9) which is sleeved on the input shaft (3) and the outer circle of which is attached to the side wall of the mounting groove, a spacer sleeve (5) is arranged between the rotary oil seal (9) and the deep groove ball bearing (7), and a hole check ring (10) used for limiting the axial movement of the input shaft (3) is inserted in an annular groove formed in the side wall of the mounting groove.
4. The testing device for the sealing ring of the hydraulic clutch according to claim 1, characterized in that: oil return opening (42) that are located between arbitrary two adjacent braking oil inlets (41) are seted up to base (4) upper end one side, braking oil inlet (41) and oil return opening (42) are laid in turn between two adjacent test groove (31), be connected with high pressure fuel pipe (12) on braking oil inlet (41), outside high pressure fuel tank is access to the other end of high pressure fuel pipe (12), install manometer (11) of a real-time supervision pressure on high pressure fuel pipe (12), be connected with oil return pipe (13) on oil return opening (42).
5. The hydraulic clutch sealing ring test device according to claim 4, characterized in that: the outer side wall of the input shaft (3) is provided with an oil groove (32) located between any two adjacent test grooves (31), and the oil groove (32) and the corresponding brake oil inlet (41) or the corresponding oil return port (42) are located on the same vertical surface.
6. The hydraulic clutch sealing ring test device according to claim 3, characterized in that: an oil discharge port (43) is formed in the top of one section of the mounting groove of the base (4), and a round hole (51) aligned with the oil discharge port (43) is formed in the spacer sleeve (5).
7. The hydraulic clutch sealing ring test device according to claim 6, characterized in that: and the base (4) is provided with a process oil hole (44) which enables the two mounting grooves to be communicated and is positioned below the through hole.
8. The hydraulic clutch sealing ring test device according to claim 1, characterized in that: and two ends of the input shaft (3) are arranged in parallel and level with two ends of the base (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220735735.9U CN217237190U (en) | 2022-03-29 | 2022-03-29 | Hydraulic clutch sealing ring test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220735735.9U CN217237190U (en) | 2022-03-29 | 2022-03-29 | Hydraulic clutch sealing ring test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217237190U true CN217237190U (en) | 2022-08-19 |
Family
ID=82842807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220735735.9U Active CN217237190U (en) | 2022-03-29 | 2022-03-29 | Hydraulic clutch sealing ring test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217237190U (en) |
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2022
- 2022-03-29 CN CN202220735735.9U patent/CN217237190U/en active Active
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