CN216695569U

CN216695569U - K0 clutch assembly's test fixture

Info

Publication number: CN216695569U
Application number: CN202123073131.7U
Authority: CN
Inventors: 张磊; 郭明; 张琨
Original assignee: Xian Fast Auto Drive Co Ltd
Current assignee: Xian Fast Auto Drive Co Ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-06-07
Anticipated expiration: 2031-12-07

Abstract

The utility model discloses a test tool for a K0 clutch assembly, which comprises an input shaft, a driving shaft, a main shaft, an output shaft, a first supporting disc, a clutch mounting shell, a second supporting disc, an oil distribution disc and a third supporting disc, wherein the input shaft is connected with the driving shaft; the input shaft, the main shaft and the output shaft are sequentially connected, and the driving shaft is sleeved on the outer side of the main shaft; the first supporting disc, the clutch mounting shell, the second supporting disc, the oil distribution disc and the third supporting disc are sequentially connected; the first supporting disc is sleeved on the input shaft, the second supporting disc is sleeved on the driving shaft, the oil distribution disc is sleeved on the main shaft, and the third supporting disc is sleeved on the output shaft; a main oil duct and a first lubricating oil duct are arranged on the driving shaft and the main shaft, and a second lubricating oil duct is arranged on the output shaft; the test tool can meet the requirements of power transmission in the test process, installation of a bearing and a corresponding oil way, installation of a K0 clutch and oil supply and lubrication of a system. The tool is simple in structure and convenient to install, and functionally ensures the consistency with the box body, and is simple and reliable in structure.

Description

K0 clutch assembly's test fixture

Technical Field

The utility model relates to the technical field of clutch detection, in particular to a test tool for a K0 clutch assembly.

Background

The hybrid power has obvious energy-saving effect, meets the requirement of oil consumption limit, meets the requirements of markets and consumers, and is valued and viewed by vehicle enterprises. The P2 hybrid is popular as a strong hybrid solution. The hybrid power automatic transmission adopts a P2 framework, and realizes working conditions of pure electric drive, engine and motor coupling drive, direct drive of the engine and the like. A typical characteristic of the P2 module is that a K0 clutch is integrated in a motor rotor, a K0 clutch adopts a hydraulic actuator, and the engine starting time is short and the comfort is good. The K0 clutch, an important component of the P2 module, requires testing for all aspects of functionality. The existing testing equipment does not have a testing tool for testing the K0 clutch assembly independently. In the prior art, when the functionality of the K0 clutch is tested, the K0 clutch assembly cannot be checked independently, the whole gearbox of the transmission is arranged on a test bench, and the functionality test is carried out in the transmission assembly to investigate whether the function of the K0 clutch can meet the design requirement. The mounting mode can not completely test various performance indexes of the K0 clutch assembly, one K0 clutch assembly is tested, a transmission is required to be used as an auxiliary for testing, the cost of test equipment is high, the test cost is high, the final test result can not directly reflect the performance of a tested piece, the performance parameters of the K0 clutch can only be obtained indirectly, and meanwhile, the system is low in efficiency and high in energy consumption.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model provides a test tool for a K0 clutch assembly.

The utility model is realized by the following technical scheme:

a test tool for a K0 clutch assembly comprises an input shaft, a driving shaft, a main shaft, an output shaft, a first supporting disc, a clutch mounting shell, a second supporting disc, an oil distribution disc and a third supporting disc;

the main shaft is connected with the output shaft, and the driving shaft is sleeved on the outer side of the main shaft;

the first supporting plate, the clutch mounting shell, the second supporting plate, the oil distribution plate and the third supporting plate are sequentially connected;

the first support disc is sleeved on the input shaft, the second support disc is sleeved on the driving shaft, the oil distribution disc is sleeved on the main shaft, and the third support disc is sleeved on the output shaft;

the driving shaft and the main shaft are both provided with a main oil duct and a first lubricating oil duct, and the output shaft is provided with a second lubricating oil duct;

the free end of the first supporting disc is connected with the test bed mounting and supporting seat; the free end of the third supporting disk is connected with a test loading motor, and the free end of the input shaft is connected with a driving motor;

the K0 clutch to be tested is disposed inside the clutch mounting housing.

Preferably, the test fixture further comprises a first bearing, an outer ring of the first bearing is connected with an inner ring of the first support disc in an interference fit mode, and the inner ring of the first bearing is connected with the input shaft in a clearance fit mode.

Preferably, one side of the first support disc is provided with a first spigot and a first bolt hole, and one side of the first support disc is connected with the test bed installation support seat through the first spigot and the first bolt hole; the opposite side of first supporting disk is provided with second tang and second bolt hole, the opposite side of first supporting disk passes through second tang and second bolt hole with clutch installation casing links to each other.

Preferably, the test fixture further comprises a second bearing, an outer ring of the second bearing is connected with an inner ring of the second supporting disk in an interference fit mode, and an inner ring of the second bearing is connected with the driving shaft in a clearance fit mode.

Preferably, the outer ring of the oil distribution disc is provided with a third spigot and a threaded hole, and the second support disc is connected with the clutch mounting shell through the third spigot and the threaded hole on the oil distribution disc; an O-shaped sealing ring is further arranged between the second supporting disk and the oil distribution disk.

Preferably, the outer wall of the oil distribution disc is provided with a first lubricating oil inlet hole, a second lubricating oil inlet hole, a main oil way inlet hole and a main oil way oil product detection port; a third lubricating oil channel, a fourth lubricating oil channel, a main oil way oil channel and an oil return oil channel are arranged in the oil distribution disc; the third lubricating oil channel is communicated with the first lubricating oil channel, and the fourth lubricating oil channel is communicated with the second lubricating oil channel.

Preferably, the test tool further comprises an output flange, one end of the output shaft is connected with the main shaft through a spline, and the other end of the output shaft is connected with the output flange through a spline.

Preferably, a first thrust bearing is further arranged between the driving shaft and the main shaft, and a second thrust bearing is further arranged between the main shaft and the oil distribution disc.

Preferably, the test tool further comprises a third bearing, an outer ring of the third bearing is connected with a third supporting disc, and an inner ring of the third bearing is connected with the output shaft.

Preferably, an oil return hole (23) is further formed in the second support disc (10), and the oil return hole (23) is communicated with a hydraulic source in a system.

Compared with the prior art, the utility model has the following beneficial technical effects:

the utility model provides a test fixture of K0 clutch assembly, including the input shaft, the drive shaft, main shaft and output shaft satisfy the transmission of power among the test process, including first supporting disk, the second supporting disk, join in marriage the installation that food tray and third supporting disk satisfied among the test process bearing and corresponding oil circuit, clutch installation casing satisfies the installation of K0 clutch, all be provided with main oil duct and lubricating oil way on drive shaft and the main shaft, be provided with the lubricated oil duct on the output shaft, can carry out fuel feeding and lubrication to the system. The tool is simple in structure and convenient to install, the main oil supply circuit and the lubricating oil circuit of the original transmission body are reserved, the consistency with the box body is guaranteed in function, and the tool is simple and reliable in structure.

Furthermore, the first bearing can effectively support the input shaft, the outer ring of the first bearing is connected with the inner ring of the first support disc in an interference fit mode, the inner ring of the first bearing is connected with the input shaft in a clearance fit mode, and the service life of the component can be effectively prolonged by the aid of the matching mode.

Furthermore, the first spigot and the first bolt hole enable the connection between the first support disc and the test bed to be more accurate, and power transmission to be more effective; the second tang makes first supporting disk be accurate with being connected of clutch installation casing with the second bolt hole, and power transmission is more effective.

Furthermore, the second bearing is used for positioning the driving shaft, the outer ring of the second bearing is connected with the inner ring of the second supporting disk in an interference fit mode, the inner ring of the second bearing is connected with the driving shaft in a clearance fit mode, and the service life of the component can be effectively prolonged by the aid of the matching mode.

Furthermore, the third tang and screw hole make the second supporting disk be connected with clutch installation casing accurate, and power transmission is more effective.

Furthermore, the oil way connection is more convenient by the first lubricating oil inlet hole, the second lubricating oil inlet hole and the main oil way inlet hole which are arranged on the oil distribution disc. The oil distribution disc is also provided with a main oil way oil product detection port, so that the oil pressure and the oil temperature in the main oil way can be directly measured, and the test is more convenient.

Furthermore, the output flange enables the output shaft to be connected with the test loading motor more conveniently.

Furthermore, the first thrust bearing is used for axial positioning between the main shaft and the first supporting disc, and the second thrust bearing is used for axial positioning between the main shaft and the oil distribution disc, so that the connection of the equipment is more stable.

Further, the third bearing may be used to support the output shaft on the one hand and also to axially position the output shaft on the other hand.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view showing the arrangement position of a first lubricant inlet hole according to the present invention.

In the figure: 1. the oil seal structure comprises an input shaft, 2, a first oil seal, 3, a first bearing, 4, a first supporting disk, 5, a clutch mounting shell, 6, a first thrust bearing, 7, a driving shaft, 8, a main shaft, 9, a second bearing, 10, a second supporting disk, 11, an oil distribution disk, 12, a second thrust bearing, 13, a bearing bush, 14, a fourth bearing, 15, an output shaft, 16, a third supporting disk, 17, a third bearing, 18, an output flange, 19, a spacer bush, 20, a second oil seal, 21, a second lubricating oil inlet hole, 22, a main oil circuit oil detection port, 23, an oil return hole, 24, a main oil circuit oil inlet hole, 25, a first lubricating oil inlet hole and 26 needle bearings.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "upper", "lower", "horizontal", "inner", etc. are used to indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the products of the present invention are used, the description is only for convenience of description and simplification, but the indication or suggestion that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Furthermore, the term "horizontal", if present, does not mean that the component is required to be absolutely horizontal, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The utility model is described in further detail below with reference to the accompanying drawings:

as shown in fig. 1, a test tool for a K0 clutch assembly comprises an input shaft 1, a drive shaft 7, a main shaft 8, an output shaft 15, a first support plate 4, a clutch mounting shell 5, a second support plate 10, an oil distribution plate 11 and a third support plate 16; the free end of the first supporting disc 4 is connected with a test bed; the free end of the third supporting disc 16 is connected with a test loading motor;

two ends of the K0 clutch to be tested are respectively connected with the input shaft 1 and the driving shaft 7, the main shaft 8 is connected with the output shaft 15, and the driving shaft 7 is sleeved on the outer side of the main shaft 8. The power of a rack driving motor is transmitted into the system through the spline of the input shaft 1, the driving shaft 7 is connected with the main shaft 8 in a spline mode, the power of the K0 clutch to be tested is transmitted to the main shaft 8, and a main oil duct and a first lubricating oil duct are arranged on the driving shaft 7 and used for supplying and lubricating oil; the main shaft 8 is used for transmitting power transmitted by the K0 clutch to be tested to the output shaft 15, a main oil duct and a first lubricating oil duct are arranged on the main shaft 8 and used for supplying oil and lubricating, and the main shaft 8 is supported in a bearing hole at the rear end of the output shaft 1 through a needle bearing 26; the front end of the output shaft 15 is splined to the rear end of the main shaft 8, and the front end of the output shaft 15 is provided with an output flange 18, and is also splined to the output flange 18, transmitting power to the output flange 18. The output flange 18 transfers power to the loading motor. A second lubrication oil passage is arranged inside the output shaft 15 for lubricating the rear bearing, which is mounted on the shaft and axially positioned by a shoulder, and a second oil seal 20 is mounted at the rear end.

The first support disc 4, the clutch installation shell 5, the second support disc 10, the oil distribution disc 11 and the third support disc 16 are connected in sequence; the first support disc 4 is sleeved on the input shaft 1, the second support disc 10 is sleeved on the drive shaft 7, the oil distribution disc 11 is sleeved on the main shaft 8, and the third support disc 16 is sleeved on the output shaft 15;

one side of the outer ring of the first support disc 4 is provided with a first spigot and a first bolt hole for positioning and connecting with a test bed through bolts, and one side of the outer ring of the first support disc 4 is connected with the test bed through the first spigot and the first bolt hole; the opposite side of the 4 outer lanes of first supporting disk is provided with second tang and second bolt hole for fix a position and pass through bolted connection with clutch installation casing 5, and the opposite side of the 4 outer lanes of first supporting disk passes through the second tang and the second bolt hole links to each other with clutch installation casing 5. An inner hole for installing the first oil seal 2 and an inner hole for installing the first bearing 3 are arranged at the center of the first supporting disk 4. The first oil seal 2 is used to seal the input end of the system.

The K0 clutch to be tested is disposed inside the clutch mounting case 5, and one end of the K0 clutch to be tested is connected to the input shaft 1 and the other end is connected to the driving shaft 7.

The second support plate 10 is used for supporting the driving shaft 7 and is connected with the oil distribution disc 11, a circle of threaded holes are arranged in the center of the second support plate 10 and used for installing the oil distribution disc 11 and sealed with the oil distribution disc through O-shaped rubber sealing rings, and an oil return hole 23 is arranged below the second support plate and is connected with a hydraulic source in a system to form a loop, wherein the oil return hole 23 is connected with the hydraulic source in the system.

The outer ring of one side of the oil distribution disc 11 is provided with a third spigot and a threaded hole which are used for positioning and installing with the clutch shell 5. The outer wall of the oil distribution disc 11 is provided with a first lubricating oil inlet hole 25, a second lubricating oil inlet hole 21, a main oil way inlet hole 24 and a main oil way oil product detection port 22; the main oil passage oil detection port 22 can directly detect the oil temperature and the oil pressure. A third lubricating oil passage, a fourth lubricating oil passage, a main oil passage and an oil return passage are arranged in the oil distribution disc 11. The third lubricating oil passage is communicated with the first lubricating oil passage and used for lubricating the front end part oil passage, and the fourth lubricating oil passage is communicated with the second lubricating oil passage and used for lubricating the rear end part oil passage. The rear end of the oil distribution disc 11 is provided with a fourth bearing 14, is connected with the fourth bearing 14 in a matching way, is used for supporting the rear end of the main shaft 8 and is axially positioned through a second thrust bearing 12. Wherein the second thrust bearing 12 is used for axial positioning between the main shaft 8 and the oil distribution pan 11.

Third supporting disk 16 is fixed a position with joining in marriage food tray 11 through the tang, seals through O type rubber seal, and outside has the bolt hole to be used for with joining in marriage food tray 11 and be connected, and inside is provided with the step and is used for carrying out axial positioning to third bearing 17 to arranged the oil return oil duct, second oil blanket 20 is installed to its rear end, the inner circle and the output shaft 15 tight fit of second oil blanket 20, outer lane and 16 tight fits of third supporting disk for the sealing of system output.

Wherein still be equipped with first bearing 3 between first support disc 4 and the input shaft 1, the outer lane of first bearing 3 is connected with the inner circle interference fit of first support disc 4, and the inner circle and the 1 clearance fit of first bearing 3 are connected, play the effect of supporting input shaft 1. The first support disc 4 is also provided with a first oil seal 2 for sealing the input end. The power of the motor is transmitted into the system through the spline of the input shaft 1, the input shaft 1 and the first supporting disk 4 are sealed through the first oil seal 2, and then the first bearing 3 is connected with the first supporting disk 4. Needle bearing 26 is installed to 8 front ends of main shafts, and the rear end at input shaft 1 is installed through interference fit to the outer lane of needle bearing 26, plays the front end supporting role of main shaft, and this test fixture still includes second bearing 9 for location drive shaft 7, and the outer lane of second bearing 9 is connected with the inner circle interference fit of second supporting disk 10, and the inner circle and the drive shaft 7 clearance fit of second bearing 9 are connected. A third bearing 17 is arranged in front of the third support disc 16 and the output shaft 15 and used for supporting the output shaft 15 and axially positioning; the outer ring of the third bearing 17 is connected with the third supporting disk 16, and the inner ring of the third bearing 17 is connected with the output shaft 15. A first thrust bearing 6 is arranged between the driving shaft 7 and the main shaft 8, and a second thrust bearing 12 is arranged between the main shaft 8 and the oil distribution disc 11.

Further, the tool further comprises a bearing bush 13 and a spacer 19, wherein the bearing bush 13 is used for mounting the fourth bearing 14 and is in interference fit with an inner ring of the fourth bearing 14; the spacer 19 is used to compensate for the distance between the front end face of the output flange 18 and the shoulder of the output shaft 15, so that the output flange 18 can be mounted more firmly.

In the aspect of assembly of the connecting device, all parts are positioned through the seam allowances and connected through bolts, all parts are sealed through O-shaped rubber sealing rings, and the input end and the output end are sealed through oil seals. The connecting pieces are positioned through the seam allowances, so that the position accuracy during installation can be ensured, and the effective transmission of power can be realized. The front end of the structure is provided with the spigot, so that the position accuracy of connection with a test bed can be guaranteed, the input shaft, the driving shaft and the main shaft adopt parts the same as those in an original box body, the consistency of oil supply and lubrication with an original transmission assembly is guaranteed, and the good consistency with the box body is guaranteed.

As shown in fig. 1 and 2, the connecting device system of the present invention has oil supply and lubricating oil passages disposed therein, the hole 21 is a second lubricating oil inlet hole, i.e., a rear lubricating oil inlet, the hole 24 is a main oil passage inlet hole, i.e., a system main oil passage oil supply port, the hole 22 is a main oil passage oil quality detection port, i.e., a main oil passage pressure measurement/temperature measurement port, and the hole 25 is a first lubricating oil inlet hole, i.e., a front lubricating oil inlet. The front lubricating oil finally returns to the external hydraulic pressure source through the hole 23, and the rear lubricating oil returns to the inside of the clutch mounting housing 5 through the third supporting plate 16, the bottom of the oil distribution disc 11 and the second supporting plate 10, and finally returns to the external hydraulic pressure source through the hole 23.

When the connecting device works, power is transmitted into a system from the input shaft 1, one end of the K0 clutch is connected with the input shaft 1, the other end of the K0 clutch is connected with the driving shaft 7, when the K0 clutch is closed, the power is transmitted from the input shaft 1 to the K0 clutch friction plate, then is transmitted to the main shaft 8 through the driving shaft 7, and the main shaft 8 transmits the power to the output shaft 15 and finally is transmitted to the loading motor through the output flange 18.

In summary, the utility model designs a tool for testing a K0 clutch assembly, which comprises an input shaft, a driving shaft, a main shaft, an output shaft, a first supporting disk, a clutch housing, a second supporting disk, an oil distribution disk, a third supporting disk, an output flange, a bearing and an oil seal. A motor shaft of the dynamometer is connected with an input shaft through a spline, when a K0 clutch is closed, power is transmitted to a driving shaft from the input shaft through the K0 clutch, the driving shaft is connected with a main shaft through the spline, the main shaft is also connected with an output shaft through the spline, finally, the power is transmitted to the output shaft, and the power is output through an output flange. The input shaft is connected with the first supporting disc through a bearing and sealed by an oil seal, the first supporting disc is connected with the clutch shell through a bolt, the K0 clutch is installed in the clutch shell, one end of the K0 clutch is connected with the input shaft through a spline, the other end of the K0 clutch is connected with the driving shaft through other modes, the driving shaft is connected with the main shaft through a spline, an oil supply oil duct and a lubricating oil duct are arranged on the driving shaft and the main shaft, and the K0 clutch and the lubricating K0 clutch and the surrounding rotating parts are controlled. The main shaft with join in marriage the tang on the food tray through the front end supporting disk and carry out accurate location, guarantee to join in marriage the oil duct on the food tray and identical with corresponding oil duct on the main shaft, simultaneously, join in marriage and have pressure measurement mouth and temperature measurement mouth on the food tray for gather the pressure and the temperature of each oil duct in the test process. The oil distribution disc and the third supporting disc are positioned through the seam allowance and connected through the bolt, the output shaft is connected with the rear shell through the two bearings, the two bearings guarantee the stability of rotation of the output shaft when the speed is high, the output shaft and the main shaft are connected through the spline to conduct power transmission, the output shaft and the rear shell are sealed through the oil seal, the output flange is connected with the output shaft through the spline, the flange nut is adopted to fix the flange on the output shaft, and finally power is output to the loading motor through the output flange.

The tool is used for replacing the existing test carried out on the transmission assembly matched with the tool, is used for solving the connection problem of installing the K0 clutch assembly, and realizes the direct and complete test of various performances of the K0 clutch assembly. Simple structure, simple to operate has kept the main fuel feeding oil circuit and the lubricated oil circuit of former derailleur body, but inside oil pressure and oil temperature direct measurement have guaranteed the uniformity and simple structure reliable with the box in the function.

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

1. A test tool for a K0 clutch assembly is characterized by comprising an input shaft (1), a driving shaft (7), a main shaft (8), an output shaft (15), a first supporting disc (4), a clutch mounting shell (5), a second supporting disc (10), an oil distribution disc (11) and a third supporting disc (16);

the main shaft (8) is connected with the output shaft (15), and the driving shaft (7) is sleeved on the outer side of the main shaft (8);

the first supporting disk (4), the clutch mounting shell (5), the second supporting disk (10), the oil distribution disk (11) and the third supporting disk (16) are sequentially connected;

the first supporting disc (4) is sleeved on the input shaft (1), the second supporting disc (10) is sleeved on the driving shaft (7), the oil distribution disc (11) is sleeved on the main shaft (8), and the third supporting disc (16) is sleeved on the output shaft (15);

a main oil duct and a first lubricating oil duct are arranged on the driving shaft (7) and the main shaft (8), and a second lubricating oil duct is arranged on the output shaft (15);

the free end of the first supporting disc (4) is connected with the test bed mounting and supporting seat; the free end of the third supporting disk (16) is connected with a test loading motor, and the free end of the input shaft (1) is connected with a driving motor;

the K0 clutch to be tested is arranged inside the clutch mounting housing (5).

2. The test tool of the K0 clutch assembly according to claim 1, wherein the test tool further comprises a first bearing (3), an outer ring of the first bearing (3) is connected with an inner ring of the first support disc (4) in an interference fit manner, and an inner ring of the first bearing (3) is connected with the input shaft (1) in a clearance fit manner.

3. The test tool for the K0 clutch assembly according to claim 1, wherein a first spigot and a first bolt hole are formed in one side of the first support disc (4), and one side of the first support disc (4) is connected with a test bed installation support seat through the first spigot and the first bolt hole; the opposite side of first supporting disk (4) is provided with second tang and second bolt hole, the opposite side of first supporting disk (4) is passed through the second tang and second bolt hole with clutch installation casing (5) link to each other.

4. The test tool for the K0 clutch assembly according to claim 1, further comprising a second bearing (9), wherein an outer ring of the second bearing (9) is in interference fit connection with an inner ring of a second support plate (10), and the inner ring of the second bearing (9) is in clearance fit connection with the drive shaft (7).

5. The test tool for the K0 clutch assembly according to claim 1, wherein the outer ring of the oil distribution disc (11) is provided with a third spigot and a threaded hole, and the second support disc (10) is connected with the clutch mounting shell (5) through the third spigot and the threaded hole on the oil distribution disc (11); an O-shaped sealing ring is further arranged between the second supporting disk (10) and the oil distribution disk (11).

6. The test tool for the K0 clutch assembly according to claim 1, wherein the outer wall of the oil distribution disc (11) is provided with a first lubricating oil inlet hole (25), a second lubricating oil inlet hole (21), a main oil path oil inlet hole (24) and a main oil path oil detection port (22); a third lubricating oil channel, a fourth lubricating oil channel, a main oil way oil channel and an oil return oil channel are arranged in the oil distribution disc (11); the third lubricating oil channel is communicated with the first lubricating oil channel, and the fourth lubricating oil channel is communicated with the second lubricating oil channel.

7. The test tool of the K0 clutch assembly according to claim 1, wherein the test tool further comprises an output flange (18), one end of the output shaft (15) is in splined connection with the main shaft (8), and the other end of the output shaft is in splined connection with the output flange (18).

8. The test tool for the K0 clutch assembly according to claim 1, wherein a first thrust bearing (6) is further disposed between the drive shaft (7) and the main shaft (8), and a second thrust bearing (12) is further disposed between the main shaft (8) and the oil distribution plate (11).

9. The test tool for the K0 clutch assembly according to claim 1, further comprising a third bearing (17), wherein an outer ring of the third bearing (17) is connected with a third support disc (16), and an inner ring of the third bearing (17) is connected with the output shaft (15).

10. The test tool for the K0 clutch assembly according to claim 1, wherein the second support plate (10) is further provided with an oil return hole (23), and the oil return hole (23) is communicated with a hydraulic source in a system.