CN219840945U - Clutch oil circulation cooling system - Google Patents

Abstract

The utility model discloses a clutch oil circulation cooling system which comprises a main shaft, a supporting sleeve, a flywheel, a brake, a clutch and a cylinder, wherein the supporting sleeve is rotationally connected with the main shaft, and an oil inlet channel and an oil outlet channel are arranged on the supporting sleeve; the flywheel is rotationally connected with the supporting sleeve, a braking cavity is arranged in the flywheel, and the oil inlet channel is communicated with the braking cavity; the brake is arranged in the brake cavity and connected with the main shaft, an oil return channel is arranged on the brake, one end of the oil return channel is communicated with the brake cavity, and the other end of the oil return channel is communicated with the oil outlet channel; compared with the prior art, the clutch oil circulation cooling system has the advantages that cooling oil is continuously introduced into the braking cavity, meanwhile, oil in the braking cavity is continuously output through the oil return channel, frequent braking and braking of the clutch are avoided, the temperature of the oil in the clutch is continuously increased, and the clutch is prevented from being invalid when the temperature of the oil in the clutch exceeds an allowable value.

Description

Clutch oil circulation cooling system

Technical Field

The utility model relates to the technical field of presses, in particular to a clutch oil circulation cooling system.

Background

The press (comprising a punch press and a hydraulic press) is a universal press with exquisite structure, has the characteristics of wide application, high production efficiency and the like, and can be widely applied to cutting, punching, blanking, bending, riveting, forming and other processes; the metal is plastically deformed and broken by applying strong pressure to the metal blank to process the part. When the mechanical press works, the motor drives the large belt pulley (usually also used as a flywheel) through the V-belt, and the connecting rod and the sliding block are driven by the gear pair and the clutch, so that the sliding block and the male die linearly move downwards. When the press in the prior art works, the clutch is frequently braked, so that the temperature of oil in the clutch is continuously increased, and when the temperature is increased to exceed an allowable value, the clutch is invalid.

Disclosure of Invention

The utility model aims to provide a clutch oil circulating cooling system which is used for solving the technical problems.

A clutch oil circulation cooling system comprising:

a main shaft, in which an air passage is arranged;

the support sleeve is rotationally connected with the main shaft, and is provided with an oil inlet channel and an oil outlet channel;

the flywheel is rotationally connected with the support sleeve, a braking cavity is arranged in the flywheel, the oil inlet channel is communicated with the braking cavity, a flywheel gland is arranged at one end of the flywheel, which is far away from the support sleeve, and the flywheel gland is rotationally connected with the main shaft;

the brake is arranged in the brake cavity and connected with the main shaft, an oil return channel is arranged on the brake, one end of the oil return channel is communicated with the brake cavity, and the other end of the oil return channel is communicated with the oil outlet channel;

the clutch is arranged in the braking cavity and connected with the flywheel, and the clutch is connected with the main shaft through the expansion sleeve;

and the air cylinder is arranged between the brake and the clutch and is communicated with the air passage.

According to one embodiment of the utility model, the support sleeve is also provided with an oil collecting channel, one end of the oil collecting channel is communicated with the braking cavity, and the other end of the oil collecting channel is connected with the oil collecting tank.

According to one embodiment of the utility model, the air cooler further comprises a power pump station and an air cooler, wherein the power pump station is communicated with an oil way of the air cooler through an oil pipe, the power pump station is provided with an oil outlet pipe and is connected with an oil outlet channel, and the air cooler is provided with an oil inlet pipe and is connected with the oil inlet channel.

According to one embodiment of the utility model, the power pump station comprises a circulating oil tank and a pump, wherein an oil inlet of the circulating oil tank is connected with an oil outlet channel through an oil outlet pipe, an oil inlet end of the pump is communicated with the circulating oil tank, and an oil outlet end of the pump is communicated with an air cooler oil way through an oil pipe.

According to one embodiment of the utility model, the oil inlet of the circulating oil tank is provided with a temperature control system.

According to one embodiment of the utility model, the power pump station is further provided with a flow detection device and a liquid level detection device, and the flow detection device is arranged at an oil inlet of the circulating oil tank.

According to one embodiment of the utility model, the brake is provided with an oil box at a position aligned with the oil inlet end of the oil return channel, and the direction of the oil receiving port of the oil box is opposite to the rotation direction of the flywheel.

According to one embodiment of the utility model, the supporting sleeve is rotationally connected with the main shaft through a first oil seal structure, the first oil seal structure comprises a first bearing and a first framework oil seal, a first mounting groove and a second mounting groove are formed in one end, far away from the clutch, of the supporting sleeve, a limiting ring is arranged on the main shaft, and the first bearing is arranged between the first mounting groove and the limiting ring; the first framework oil seal is arranged in the second mounting groove, and the distance from the first framework oil seal to the clutch is smaller than the distance from the first bearing to the clutch.

According to one embodiment of the utility model, the flywheel is rotationally connected with the supporting sleeve through the second oil seal structure, the second oil seal structure comprises a second bearing, a second framework oil seal, a spacer bush, a first sealing ring and a second sealing ring, a first annular groove is formed in the supporting sleeve, a first sealing ring is arranged in the first annular groove, the spacer bush is sleeved outside the first sealing ring, a third mounting groove is formed in one end of the flywheel, which faces the supporting sleeve, of the flywheel, the second bearing is mounted in the third mounting groove, one end of the flywheel, which faces the supporting sleeve, of the flywheel is connected with a first bearing gland, one side, which faces the second bearing, of the first bearing gland is pressed on the second bearing, the first bearing gland is rotationally connected with the supporting sleeve, the second framework oil seal is arranged among the first bearing gland, the second bearing gland and the spacer bush, and the second sealing ring is arranged between the first bearing gland and the inner wall surface of the third mounting groove.

According to one embodiment of the utility model, the flywheel gland is rotationally connected with the main shaft through the third oil seal structure, the third oil seal structure comprises a third bearing, a third framework oil seal and a third sealing ring, a fourth mounting groove is formed in the flywheel gland, the third bearing is arranged in the fourth mounting groove, the flywheel gland is connected with a second bearing cover, the second bearing cover is pressed on the third bearing towards one side of the third bearing, the third framework oil seal is arranged among the main shaft, the third bearing and the second bearing cover, and the third sealing ring is arranged between the flywheel gland and the second bearing cover.

Compared with the prior art, the clutch oil circulation cooling system has the following advantages:

according to the clutch oil circulation cooling system, cooling oil is introduced into the oil inlet channel during operation, the cooling oil enters the brake cavity through the oil inlet channel, the cooling oil entering the brake cavity infiltrates the brake and the clutch and cools the brake and the clutch, meanwhile, oil in the brake cavity can enter the oil return channel on the brake and then enters the oil outlet channel from the oil return channel and is discharged, the cooling oil is continuously introduced into the brake cavity, meanwhile, the oil in the brake cavity is continuously output through the oil return channel, frequent brake braking of the clutch is avoided, the temperature of the oil in the clutch is continuously increased, and the clutch is prevented from being invalid when the temperature of the oil in the clutch exceeds an allowable value.

Drawings

FIG. 1 is a rear view of a clutch oil circulation cooling system of the present utility model;

FIG. 2 is a top view of the power pump station of FIG. 1;

FIG. 3 is a schematic illustration of the clutch oil circulation cooling system of the present utility model with the power pump station and air cooler removed;

FIG. 4 is a top view of FIG. 3;

FIG. 5 is a cross-sectional view taken along the direction A-A in FIG. 4;

FIG. 6 is an enlarged view of a portion of C in FIG. 5;

FIG. 7 is an enlarged view of part of D in FIG. 5;

FIG. 8 is a cross-sectional view taken in the direction B-B of FIG. 4;

in the figure: 1. the engine comprises a main shaft, an air passage, a limiting ring, a supporting sleeve, an oil inlet passage, an oil outlet passage, an oil collecting passage, a flywheel, a brake cavity, a flywheel gland, a first bearing gland, a second bearing gland, a brake, an oil return passage, an oil box, a clutch, an expanding sleeve, a cylinder, an oil collecting tank, a power pump station, an oil outlet pipe, an oil circulation tank and a pump. 84, temperature control system, 85, flow detection device, 86, liquid level detection device, 9, air cooler, 91, oil inlet pipe, a first oil seal structure, a1. first bearing, a2, first skeleton oil seal, b, second oil seal structure, b1. second bearing, b2. second skeleton oil seal, b3. spacer bush, b4. first sealing ring, b5. second sealing ring, c, third oil seal structure, c1, third bearing, c2. third skeleton oil seal, c3. third sealing ring

The implementation and advantages of the functions of the present utility model will be further described with reference to the accompanying drawings.

Detailed Description

Various embodiments of the utility model are disclosed in the following drawings, in which details of the practice are set forth in the following description for the purpose of clarity. However, it should be understood that these practical details are not to be taken as limiting the utility model. That is, in some embodiments of the utility model, these practical details are unnecessary. Moreover, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simplified schematic manner.

It should be noted that all directional indicators (such as up, down, left and right, front and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions of the "first," "second," and the like, herein are for descriptive purposes only and are not intended to be specifically construed as order or sequence, nor are they intended to limit the utility model solely for distinguishing between components or operations described in the same technical term, but are not to be construed as indicating or implying any relative importance or order of such features. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

For a further understanding of the nature, features, and efficacy of the present utility model, the following examples are set forth in order to provide a further understanding of the utility model, and are intended to be described in connection with the accompanying drawings:

the utility model discloses a clutch oil circulation cooling system, referring to fig. 1 to 5, which comprises a main shaft 1, a supporting sleeve 2, a flywheel 3, a brake 4, a clutch 5 and a cylinder 6, wherein an air passage 11 is arranged in the main shaft 1, and the tail end of the main shaft 1 is used for being connected with a rotary joint communicated with the air passage 11; the support sleeve 2 is rotationally connected with the main shaft 1 through a first oil seal structure a, and an oil inlet channel 21 and an oil outlet channel 22 are arranged on the support sleeve 2; the flywheel 3 is rotationally connected with the support sleeve 2 through a second oil seal structure b, a brake cavity 31 is arranged in the flywheel 3, the oil inlet channel 21 is communicated with the brake cavity 31, a flywheel gland 32 is arranged at one end of the flywheel 3 far away from the support sleeve 2, and the flywheel gland 32 is rotationally connected with the main shaft 1 through a third oil seal structure c; the brake 4 is arranged in the brake cavity 31 and is connected with the main shaft 1, an oil return channel 41 is arranged on the brake 4, one end of the oil return channel 41 is communicated with the brake cavity 31, and the other end of the oil return channel 41 is communicated with the oil outlet channel 22; the clutch 5 is arranged in the brake cavity 31 and connected with the flywheel 3, and the clutch 5 is connected with the main shaft 1 through the expansion sleeve 51; the cylinder 6 is arranged between the brake 4 and the clutch 5, the cylinder 6 is communicated with the air passage 11, and the cylinder 6 is used for pushing the brake 4 and the clutch 5. According to the clutch oil circulation cooling system, cooling oil is introduced into the oil inlet channel 21 during operation, the cooling oil enters the brake cavity 31 through the oil inlet channel 21, the cooling oil entering the brake cavity 31 wets the brake 4 and the clutch 5 and cools the brake 4 and the clutch 5, meanwhile, oil in the brake cavity 31 enters the oil return channel 41 on the brake 4 and then enters the oil outlet channel 22 through the oil return channel 41 and is discharged, the cooling oil is continuously introduced into the brake cavity 31, meanwhile, the oil in the brake cavity 31 is continuously output through the oil return channel 41, frequent braking of the clutch 5 is avoided, the temperature of the oil in the clutch 5 is continuously increased, and the clutch 5 is prevented from being invalid when the temperature of the oil in the clutch 5 exceeds an allowable value.

Referring to fig. 1 and 8, in the clutch oil circulation cooling system of the present utility model, an oil collecting channel 23 is further provided on the support sleeve 2, one end of the oil collecting channel 23 is communicated with the brake cavity 31, and the other end is connected with the oil collecting tank 7. The brake cavity 31 is communicated with the gap between the main shaft 1 and the support sleeve 2, and oil in the brake cavity 31 can enter the gap between the main shaft 1 and the support sleeve 2; during frequent braking of the clutch 5, the temperature of the oil in the braking chamber 31 is still increased, but the oil temperature is not increased beyond the allowable value due to injection of cooling oil, when the temperature of the oil in the braking chamber 31 is increased, bubble oil is generated in a gap between the main shaft 1 and the support sleeve 2, overflows through the oil collecting channel 23 and enters the oil collecting tank 7, and when the oil in the oil collecting tank 7 is cooled, the oil returns to the oil collecting channel 23 from the oil collecting tank 7, then enters the gap between the main shaft 1 and the support sleeve 2 along the oil collecting channel 23 and finally returns to the braking chamber 31. The oil collecting channel 23 can make oil mist enter the oil collecting tank 7 when the oil temperature in the brake cavity 31 is too high, and can play a role in ventilation.

Referring to fig. 1, the clutch oil circulation cooling system of the present utility model further includes a power pump station 8 and an air cooler 9, wherein the power pump station 8 is in oil path communication with the air cooler 9 through an oil pipe, the power pump station 8 is provided with an oil outlet pipe 81 connected with the oil outlet channel 22, and the air cooler 9 is provided with an oil inlet pipe 91 connected with the oil inlet channel 21. When the clutch oil circulation cooling system of the utility model works, cooling oil cooled by the air cooler 9 enters the oil inlet channel 21 through the oil inlet pipe 91, then enters the brake cavity 31 through the oil inlet channel 21, cooling oil entering the brake cavity 31 cools the brake 4 and the clutch 5, meanwhile, oil in the brake cavity 31 enters the oil return channel 41, enters the oil outlet channel 22 through the oil return channel 41, then enters the oil outlet pipe 81 through the oil outlet channel 22, then enters the power pump station 8 through the oil outlet pipe 81, the high Wen Youye entering the power pump station 8 is pumped into the air cooler 9 by the power pump station 8, and enters the oil inlet channel 21 through the oil inlet pipe 91 again after being cooled in the air cooler 9, so that the oil circulation cooling is realized.

Referring to fig. 2, in a specific application, the power pump station 8 includes a circulation tank 82 and a pump 83, an oil inlet of the circulation tank 82 is connected to the oil outlet channel 22 through an oil outlet pipe 81, an oil inlet end of the pump 83 is communicated with the circulation tank 82, and an oil outlet end of the pump 83 is communicated with an oil path of the air cooler 9 through an oil pipe. The oil in the brake cavity 31 enters the oil return channel 41, enters the oil outlet channel 22 from the oil return channel 41, enters the oil outlet pipe 81 from the oil outlet channel 22, enters the circulating oil tank 82 from the oil outlet pipe 81, pumps the high Wen Youye in the circulating oil tank 82 into the air cooler 9 by the pump 83, and enters the oil inlet channel 21 from the oil inlet pipe 91 again after being cooled in the air cooler 9, so that the oil is circularly cooled.

Referring to fig. 2, in the clutch oil circulation cooling system of the present utility model, a temperature control system 84 is disposed at an oil inlet of a circulation oil tank 82, and the temperature control system 84 detects an oil temperature of oil supplied from an oil passage 22 to the circulation oil tank 82. When the temperature control system 84 detects that the temperature of the oil output from the oil outlet channel 22 is too high, it indicates that the temperature of the oil in the clutch 5 exceeds the set temperature under the condition that the air cooler 9 delivers cooling oil into the brake cavity 31, and at the moment, the press machine needs to be stopped, so that the clutch 5 fails when the temperature of the oil in the clutch 5 exceeds an allowable value.

Referring to fig. 2, in the clutch oil circulation cooling system of the present utility model, the power pump station 8 is further provided with a flow detection device 85 and a liquid level detection device 86, and the flow detection device 85 is disposed at an oil inlet of the circulation oil tank 82. The flow detection device 85 detects the oil inlet flow rate of the circulating oil tank 82 in unit time to judge whether the oil in the brake cavity 31 is smooth, the liquid level detection device 86 comprises a high oil level detector and a low oil level detector, when the oil return channel 41 returns abnormally, the flow detection device 85 detects that the oil inlet flow rate of the circulating oil tank 82 in unit time is smaller than a set value, and meanwhile, the oil level in the circulating oil tank 82 detected by the low oil level detector of the liquid level detection device 86 is lower than the set value; when an abnormality occurs in the process of entering the brake chamber 3 from the oil inlet pipe 91 into the oil inlet passage 21 and then from the oil inlet passage 21 into the brake chamber 3, the oil level in the circulation tank 82 detected by the high oil level detector of the liquid level detection device 86 will be higher than a set value.

Referring to fig. 5, in the clutch oil circulation cooling system of the present utility model, an oil box 42 is disposed on the brake 4 at a position aligned with the oil inlet end of the oil return channel 41, and the direction of the oil receiving port of the oil box 42 is opposite to the rotation direction of the flywheel 3. When the flywheel 3 rotates, the oil in the brake chamber 31 is thrown into the oil box 42 and collected in the oil box 42, then the oil in the oil box 42 enters the oil return channel 41, enters the oil outlet channel 22 from the oil return channel 41, and finally is discharged into the circulating oil tank 82 from the oil outlet channel 22. An oil box 42 is arranged at the oil inlet end of the oil return channel 41, so that the oil in the brake cavity 31 can enter the oil return channel 41 more easily, and the oil circulation is realized.

Referring to fig. 5, in the clutch oil circulation cooling system of the present utility model, a first oil seal structure a includes a first bearing a1 and a first framework oil seal a2, a first mounting groove and a second mounting groove are provided at one end of a support sleeve 2 far away from a clutch 5, a limiting ring 12 is provided on a main shaft 1, and the first bearing a1 is disposed between the first mounting groove and the limiting ring 12; the first framework oil seal a2 is arranged in the second mounting groove, and the distance from the first framework oil seal a2 to the clutch 5 is smaller than the distance from the first bearing a1 to the clutch 5. The oil in the braking cavity 31 can enter the gap between the main shaft 1 and the supporting sleeve 2, then enters the oil collecting channel 23 from the gap between the main shaft 1 and the supporting sleeve 2 to realize ventilation, when the oil in the gap between the main shaft 1 and the supporting sleeve 2 flows to the first framework oil seal a2, the oil is blocked by the first framework oil seal a2, the oil cannot continue to flow to the first bearing a1, and the oil can be prevented from leaking outside from the gap between the main shaft 1 and the supporting sleeve 2.

Referring to fig. 5 and 6, in the clutch oil circulation cooling system of the present utility model, a second oil seal structure b includes a second bearing cover b1, a second frame oil seal b2, a spacer bush b3, a first seal ring b4 and a second seal ring b5, a first ring groove is provided on the support cover 2, the first seal ring b4 is provided in the first ring groove, the spacer bush b3 is sleeved outside the first seal ring b4, a third mounting groove is provided at one end of the flywheel 3 facing the support cover 2, the second bearing cover b1 is mounted in the third mounting groove, one end of the flywheel 3 facing the support cover 2 is connected with a first bearing cover 33, the first bearing cover 33 is pressed on the second bearing cover b1 toward one side of the second bearing cover b1, the first bearing cover 33 is rotatably connected with the support cover 2, the second frame oil seal b2 is provided between the first bearing cover 33, the second bearing cover b1 and the spacer bush b3, and the second seal ring b5 is provided between the inner wall surfaces of the first bearing cover 33 and the third mounting groove. After the oil in the brake cavity 31 enters a gap between the outer side of the second bearing cover b1 and the support sleeve 2, the oil flows along the gap between the two, when flowing to the first bearing cover 33, one part of the oil enters the gap between the first bearing cover 33 and the support sleeve 2 and is then blocked by the second sealing ring b5, the oil cannot continue to flow, and the other part of the oil enters the gap between the contact surface of the first bearing cover 33 and the second bearing cover b1, and when flowing to the second framework oil seal b2, the oil is blocked by the second framework oil seal b2 and cannot continue to flow; after the oil in the brake cavity 31 enters the gap between the inner side of the second bearing b1 and the supporting sleeve 2, the oil flows along the gap between the inner side of the second bearing b1 and the supporting sleeve 2, when flowing to the spacer bush b3, one part of the oil enters the gap between the spacer bush b3 and the supporting sleeve 2 and is then blocked by the second sealing ring b5, the oil cannot continue to flow, and the other part of the oil enters the gap between the contact surface of the spacer bush b3 and the second bearing b1, and when flowing to the second framework oil seal b2, the oil cannot be blocked by the second framework oil seal b2 and further the oil seal is realized.

Referring to fig. 5 and 7, in the clutch oil circulation cooling system of the present utility model, the third oil seal structure c includes a third bearing c1, a third framework oil seal c2 and a third sealing ring c3, a fourth installation groove is provided on the flywheel gland 32, the third bearing c1 is disposed in the fourth installation groove, the flywheel gland 32 is connected with a second bearing cap 34, the second bearing cap 34 is pressed onto the third bearing c1 toward one side of the third bearing c1, the third framework oil seal c2 is disposed between the main shaft 1, the third bearing c1 and the second bearing cap 34, and the third sealing ring c3 is disposed between the flywheel gland 32 and the second bearing cap 34. After entering the gap between the outer side of the third bearing c1 and the flywheel gland 32, the oil in the brake cavity 31 flows along the gap between the outer side of the third bearing c1 and the flywheel gland 32, is blocked by the third sealing ring c3 when flowing to the third sealing ring c3, cannot continue to flow, flows along the gap between the inner side of the third bearing c1 and the main shaft 1 after entering the gap between the inner side of the third bearing c1, is blocked by the third framework oil seal c2 when flowing to the third framework oil seal c2, cannot continue to flow, and further realizes oil sealing.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the utility model.

Claims (10)

1. A clutch oil circulation cooling system, comprising:

a main shaft (1) provided with an air passage (11) therein;

the support sleeve (2) is rotationally connected with the main shaft (1), and an oil inlet channel (21) and an oil outlet channel (22) are arranged on the support sleeve (2);

the flywheel (3) is rotationally connected with the support sleeve (2), a brake cavity (31) is arranged in the flywheel, the oil inlet channel (21) is communicated with the brake cavity (31), a flywheel gland (32) is arranged at one end, far away from the support sleeve (2), of the flywheel (3), and the flywheel gland (32) is rotationally connected with the main shaft (1);

the brake (4) is arranged in the brake cavity (31) and is connected with the main shaft (1), an oil return channel (41) is arranged on the brake (4), one end of the oil return channel (41) is communicated with the brake cavity (31), and the other end of the oil return channel is communicated with the oil outlet channel (22);

the clutch (5) is arranged in the braking cavity (31) and is connected with the flywheel (3), and the clutch (5) is connected with the main shaft (1) through an expansion sleeve (51);

and the air cylinder (6) is arranged between the brake (4) and the clutch (5), and the air cylinder (6) is communicated with the air passage (11).

2. Clutch oil circulation cooling system according to claim 1, characterized in that the support sleeve (2) is further provided with an oil collecting channel (23), one end of the oil collecting channel (23) is communicated with the brake cavity (31), and the other end is connected with an oil collecting tank (7).

3. The clutch oil circulation cooling system according to claim 1, further comprising a power pump station (8) and an air cooler (9), wherein the power pump station (8) is in oil-way communication with the air cooler (9) through an oil pipe, the power pump station (8) is provided with an oil outlet pipe (81) and is connected with the oil outlet channel (22), and the air cooler (9) is provided with an oil inlet pipe (91) and is connected with the oil inlet channel (21).

4. A clutch oil circulation cooling system according to claim 3, characterized in that the power pump station (8) comprises a circulation oil tank (82) and a pump (83), an oil inlet of the circulation oil tank (82) is connected with the oil outlet channel (22) through an oil outlet pipe (81), an oil inlet end of the pump (83) is communicated with the circulation oil tank (82), and an oil outlet end of the pump (83) is communicated with the oil circuit of the air cooler (9) through an oil pipe.

5. The clutch oil circulation cooling system according to claim 4, characterized in that an oil inlet of the circulation tank (82) is provided with a temperature control system (84).

6. The clutch oil circulation cooling system according to claim 4, characterized in that the power pump station (8) is further provided with a flow detection device (85) and a liquid level detection device (86), and the flow detection device (85) is arranged at an oil inlet of the circulation oil tank (82).

7. Clutch oil circulation cooling system according to claim 1, characterized in that the brake (4) is provided with an oil box (42) in a position aligned with the oil inlet end of the oil return channel (41), the oil receiving opening of the oil box (42) being oriented in the opposite direction to the rotation direction of the flywheel (3).

8. The clutch oil circulation cooling system according to claim 1, wherein the supporting sleeve (2) is rotationally connected with the main shaft (1) through a first oil seal structure (a), the first oil seal structure (a) comprises a first bearing (a 1) and a first framework oil seal (a 2), a first mounting groove and a second mounting groove are formed in one end, far away from the clutch (5), of the supporting sleeve (2), a limiting ring (12) is arranged on the main shaft (1), and the first bearing (a 1) is arranged between the first mounting groove and the limiting ring (12); the first framework oil seal (a 2) is arranged in the second mounting groove, and the distance from the first framework oil seal (a 2) to the clutch (5) is smaller than the distance from the first bearing (a 1) to the clutch (5).

9. The clutch oil circulation cooling system according to claim 1, wherein the flywheel (3) is rotatably connected with the support sleeve (2) through a second oil seal structure (b), the second oil seal structure (b) comprises a second bearing sleeve (b 1), a second framework oil seal (b 2), a spacer bush (b 3), a first sealing ring (b 4) and a second sealing ring (b 5), a first annular groove is arranged on the support sleeve (2), the first annular groove is internally provided with the first sealing ring (b 4), the spacer bush (b 3) is sleeved outside the first sealing ring (b 4), a third mounting groove is arranged at one end of the flywheel (3) facing the support sleeve (2), the second bearing sleeve (b 1) is mounted in the third mounting groove, one end of the flywheel (3) facing the support sleeve (2) is connected with a first bearing gland (33), one side of the first bearing gland (33) facing the second bearing sleeve (b 1) is arranged on the second bearing sleeve (b 1), the first bearing gland (b 3) is rotatably connected with the second bearing sleeve (b 2), the second seal ring (b 5) is arranged between the first bearing gland (33) and the inner wall surface of the third mounting groove.

10. The clutch oil circulation cooling system according to claim 1, wherein the flywheel gland (32) is rotationally connected with the main shaft (1) through a third oil seal structure (c), the third oil seal structure (c) comprises a third bearing (c 1), a third framework oil seal (c 2) and a third sealing ring (c 3), a fourth mounting groove is formed in the flywheel gland (32), the third bearing (c 1) is arranged in the fourth mounting groove, a second bearing cover (34) is connected to the flywheel gland (32), the second bearing cover (34) is pressed on the third bearing (c 1) towards one side of the third bearing (c 1), the third framework oil seal (c 2) is arranged among the main shaft (1), the third bearing (c 1) and the second bearing cover (34), and the third sealing ring (c 3) is arranged between the flywheel gland (32) and the second bearing cover (34).