CN110273944B - Overrunning clutch of loader and control method thereof - Google Patents
Overrunning clutch of loader and control method thereof Download PDFInfo
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- CN110273944B CN110273944B CN201910659574.2A CN201910659574A CN110273944B CN 110273944 B CN110273944 B CN 110273944B CN 201910659574 A CN201910659574 A CN 201910659574A CN 110273944 B CN110273944 B CN 110273944B
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- input shaft
- intermediate input
- outer ring
- overrunning clutch
- gear
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000000694 effects Effects 0.000 claims abstract description 10
- 125000006850 spacer group Chemical group 0.000 claims abstract description 5
- 230000000712 assembly Effects 0.000 claims abstract description 4
- 238000000429 assembly Methods 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 claims description 40
- 239000000872 buffer Substances 0.000 claims description 35
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 4
- 239000007853 buffer solution Substances 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 8
- 230000003749 cleanliness Effects 0.000 abstract description 4
- 230000006835 compression Effects 0.000 abstract 1
- 238000007906 compression Methods 0.000 abstract 1
- 230000003139 buffering effect Effects 0.000 description 23
- 238000010276 construction Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D41/00—Freewheels or freewheel clutches
- F16D41/06—Freewheels or freewheel clutches with intermediate wedging coupling members between an inner and an outer surface
- F16D41/064—Freewheels or freewheel clutches with intermediate wedging coupling members between an inner and an outer surface the intermediate members wedging by rolling and having a circular cross-section, e.g. balls
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0402—Cleaning of lubricants, e.g. filters or magnets
- F16H57/0404—Lubricant filters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Control Of Transmission Device (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
The invention relates to a novel overrun clutch of a loader and a control method thereof, belonging to the technical field of overrun clutches, and comprising an overrun clutch, wherein the overrun clutch comprises a clutch box body, an intermediate input shaft which is in bearing clamping connection with the clutch box body is arranged in the clutch box body, an intermediate input shaft gear is arranged on the intermediate input shaft, an outer ring gear which is in bearing type limiting connection with an intermediate input shaft and is in limiting connection with a clamp spring is arranged on the side edge of the intermediate input shaft gear, a spacer sleeve which is in sleeve connection with the intermediate input shaft is arranged between the outer ring gear and the intermediate input shaft, an inner ring cam which is in sleeve connection with the outer ring gear is arranged between the outer ring gear and the intermediate input shaft gear, a plurality of rollers are arranged between the inner ring cam and the outer ring gear, and a plurality of spring reset assemblies which are in elastic compression connection with the rollers are arranged in the inner ring cam. The clutch has the advantages of good oil cleanliness, good running stability, high clutch structure strength, good heat dissipation effect and long service life. And the heat dissipation effect is improved, and the running stability is improved.
Description
Technical Field
The invention relates to the technical field of overrunning clutches, in particular to a loader overrunning clutch and a control method thereof.
Background
The loader is a kind of earth and stone construction machine widely used in highway, railway, building, hydropower, harbor, mine and other construction engineering, and is mainly used for shoveling soil, sand, lime, coal and other bulk materials, and also can be used for slightly shoveling ores, hard soil and other materials. And different auxiliary working devices can be replaced, and bulldozing, lifting and loading and unloading operations of other materials such as wood can be performed. In road construction, particularly in high-grade highways, loaders are used for operations such as filling of roadbed works, aggregate and loading in asphalt mixtures and cement concrete yards. In addition, the soil can be pushed, the ground can be scraped, other machines can be pulled, and the like. The loader has the advantages of high operation speed, high efficiency, good maneuverability, light operation and the like, so that the loader becomes one of the main models of earth and stone construction in engineering construction. The domestic loader market mainly uses domestic middle-low end products, has very little foreign high-end brand sales, and is a mature important earthmoving machine.
Overrunning clutches are basic components which appear with the development of electromechanical integrated products and are important components for the power transmission and separation functions between a prime motor and a working machine or between a driving shaft and a driven shaft in the machine. The device has self-clutch function by utilizing the speed change or rotation direction change of the driving part and the driven part.
Overrunning clutches are key components in a loader gearbox, and the reliability of the overrunning clutches is directly related to the reliability of the loader gearbox and the whole loader. The loader provided with the overrunning clutch assembly accounts for more than 70% of the total weight of the loader. The ZL60 type loader also has a large growth rate every year, so that the host factory loading capacity and market accessory demands of the overrunning clutch assembly are very large.
Disclosure of Invention
The invention mainly solves the defects of poor oil cleanliness, poor operation stability, low clutch structure strength, unsmooth heat dissipation and short service life in the prior art, and provides the overrunning clutch of the loader and the control method thereof. The control method improves the heat dissipation effect and improves the running stability. In the long-time clutch operation, the oil impurities are prevented from affecting the operation of the clutch, and the abrasion speed of parts in the overrunning clutch is reduced and accelerated.
The technical problems of the invention are mainly solved by the following technical proposal:
the utility model provides a loader overrunning clutch, includes the overrunning clutch, the overrunning clutch include the clutch box, the clutch box in be equipped with clutch box bearing formula inlay card intermediate input shaft, intermediate input shaft on be equipped with intermediate input shaft looks screw-thread jump ring spacing nested connection's intermediate input shaft gear, intermediate input shaft gear side be equipped with intermediate input shaft looks bearing formula jump ring spacing outer loop gear that cup joints, outer loop gear and intermediate input shaft between be equipped with the spacer bush that cup joints mutually with intermediate input shaft, outer loop gear and intermediate input shaft gear between be equipped with the inner loop cam that cup joints mutually with outer loop gear, inner loop cam and outer loop gear between be equipped with the roller, inner loop cam in be equipped with the spring return assembly with the roller elasticity crimping mutually, spring return assembly include with the spring holder of inner loop cam movable nest, spring holder and inner loop cam between be equipped with the spring that cup joints mutually with the spring holder.
Preferably, a left backing plate is arranged between the inner ring cam and the intermediate input shaft gear, and a right backing plate which is connected with the intermediate input shaft gear through a spring washer type bolt is arranged between the inner ring cam and the outer ring gear.
Preferably, a filter element filter communicated with the overrunning clutch through a pipeline is arranged on the side edge of the overrunning clutch, an oil outlet pipe is arranged between the upper end of the filter element filter and the overrunning clutch, and an oil return pipe communicated with the overrunning clutch is arranged at the side end of the filter element filter.
Preferably, a buffer type energy supply assembly is arranged on the side edge of the filter element filter, and a power conversion impeller assembly is arranged between the buffer type energy supply assembly and the oil outlet pipe.
Preferably, the buffering type energy supply assembly comprises a buffering tank body, wherein a flange connection plate is arranged on the buffering tank body, a piston rod movably nested with the buffering tank body is arranged between the flange connection plate and the buffering tank body, a buffering spring sleeved with the piston rod is arranged between the flange connection plate and the buffering tank body, a liquid return groove sleeved with the buffering tank body in a sealing mode is arranged at the front end of the piston rod, buffer liquid is arranged in the buffering tank body, and a circulating liquid return pipe communicated with the liquid return groove and the buffer liquid is arranged on the outer wall of the buffering tank body. The buffer spring plays a role in buffering and damping the flange connecting plate.
Preferably, the power conversion impeller assembly comprises a connecting driving shaft, two ends of the connecting driving shaft are respectively connected with a circulating liquid return pipe and an oil outlet pipe in a sealing type bearing nesting manner, a driving impeller which is in flat key type limiting nesting with the connecting driving shaft is arranged in the circulating liquid return pipe, a driven impeller which is in flat key type limiting nesting with the connecting driving shaft is arranged in the oil outlet pipe, and a protective pipe shaft sleeve which is sleeved with the connecting driving shaft is arranged between the circulating liquid return pipe and the oil outlet pipe.
Preferably, the control method of the overrunning clutch of the loader comprises the following operation steps:
the first step: the middle input shaft starts to rotate, the overrunning clutch performs a transmission overrunning clutch working process, and at the moment, oil flows into the transmission part in the middle input shaft to lubricate and dissipate heat and flows into the clutch box body.
And a second step of: in the operation process, the flange connecting plate is subjected to the effects of jolt and vibration, and the piston rod is driven to move up and down in the buffer tank body, so that buffer liquid reciprocates back and forth between the buffer tank body and the liquid return groove through the circulating liquid return pipe.
And a third step of: the buffer solution reciprocally circulates, so that the driving impeller rotates and the driven impeller is driven to rotate through the connecting driving shaft, and the vacuum state of liquid flow in the oil outlet pipe is realized.
Fourth step: the oil in the overrunning clutch enters the filter element filter through the oil outlet pipe to carry out the filtering and exhausting process, and then the oil is returned into the middle input shaft through the oil return pipe.
Preferably, when the engine is respectively transmitted into the intermediate input shaft and the outer ring gear and is in anticlockwise meshing operation, and the rotation speed of the intermediate input shaft is higher than that of the outer ring gear, the roller is in an overrunning state on the raceway surface, the power of the outer ring gear cannot be transmitted, and the power is directly transmitted into and output from the intermediate input shaft gear on the intermediate input shaft.
Preferably, when the rotation speed of the intermediate input shaft is lower than that of the outer ring gear, the rollers are in friction rotation on the raceway surface to wedge the intermediate input shaft and the outer ring gear, so that the intermediate input shaft gear and the outer ring gear on the intermediate input shaft rotate together, and the two power are respectively input from the intermediate input shaft gear and the outer ring gear together and output together, thereby realizing the increase of output torque.
The invention can achieve the following effects:
compared with the prior art, the overrunning clutch of the loader has the advantages of good oil cleanliness, good running stability, high clutch structure strength, good heat dissipation effect and long service life. The control method improves the heat dissipation effect and improves the running stability. In the long-time clutch operation, the oil impurities are prevented from affecting the operation of the clutch, and the abrasion speed of parts in the overrunning clutch is reduced and accelerated.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a cross-sectional view of the structure of the overrunning clutch of the present invention.
FIG. 3 is a schematic partial structural view of the overrunning clutch of the present invention.
Fig. 4 is a structural cross-sectional view of a cushioned energy supply assembly of the present invention.
Fig. 5 is a structural cross-sectional view of the power conversion impeller assembly of the present invention.
In the figure: the buffer type energy supply assembly comprises a buffer type energy supply assembly 1, a power conversion impeller assembly 2, an oil outlet pipe 3, a filter element filter 4, an oil return pipe 5, an overrunning clutch 6, a clutch box 7, an intermediate input shaft gear 8, a left base plate 9, rollers 10, an inner ring cam 11, an outer ring gear 12, a right base plate 13, a spacer sleeve 14, an intermediate input shaft 15, a spring return assembly 16, a spring seat 17, a spring 18, a flange connection plate 19, a piston rod 20, a buffer spring 21, a liquid return groove 22, a circulating liquid return pipe 23, a buffer liquid 24, a buffer tank 25, a driving impeller 26, a protection pipe sleeve 27, a connection driving shaft 28 and a driven impeller 29.
Detailed Description
The technical scheme of the invention is further specifically described below through examples and with reference to the accompanying drawings.
Examples: as shown in figures 1-5, the overrunning clutch of the loader comprises an overrunning clutch 6, a filter element filter 4 communicated with the overrunning clutch 6 through a pipeline is arranged on the side edge of the overrunning clutch 6, an oil outlet pipe 3 is arranged between the upper end of the filter element filter 4 and the overrunning clutch 6, and an oil return pipe 5 communicated with the overrunning clutch 6 is arranged on the side end of the filter element filter 4. The side of the filter element filter 4 is provided with a buffering type energy supply assembly 1, and a power conversion impeller assembly 2 is arranged between the buffering type energy supply assembly 1 and the oil outlet pipe 3. The buffering type energy supply assembly 1 comprises a buffering tank body 25, a flange connecting plate 19 is arranged on the buffering tank body 25, a piston rod 20 movably nested with the buffering tank body 25 is arranged between the flange connecting plate 19 and the buffering tank body 25, a buffering spring 21 sleeved with the piston rod 20 is arranged between the flange connecting plate 19 and the buffering tank body 25, a liquid return groove 22 hermetically sleeved with the buffering tank body 25 is arranged at the front end of the piston rod 20, buffer liquid 24 is arranged in the buffering tank body 25, and a circulating liquid return pipe 23 respectively communicated with the liquid return groove 22 and the buffer liquid 24 is arranged on the outer wall of the buffering tank body 25.
The power conversion impeller assembly 2 comprises a connecting driving shaft 28, two ends of the connecting driving shaft 28 are respectively connected with a circulating liquid return pipe 23 and an oil outlet pipe 3 in a sealing type bearing nesting manner, a driving impeller 26 which is in flat key type limiting nesting with the connecting driving shaft 28 is arranged in the circulating liquid return pipe 23, a driven impeller 29 which is in flat key type limiting nesting with the connecting driving shaft 28 is arranged in the oil outlet pipe 3, and a protective pipe shaft sleeve 27 which is sleeved with the connecting driving shaft 28 is arranged between the circulating liquid return pipe 23 and the oil outlet pipe 3.
The overrunning clutch 6 comprises a clutch box 7, an intermediate input shaft 15 which is clamped and embedded with the clutch box 7 by a bearing type is arranged in the clutch box 7, an intermediate input shaft gear 8 which is connected with the intermediate input shaft 15 by a threaded clamp spring in a limiting and nesting manner is arranged on the intermediate input shaft 15, an outer ring gear 12 which is sleeved and connected with the intermediate input shaft 15 by a bearing type clamp spring in a limiting manner is arranged on the side edge of the intermediate input shaft gear 8, a spacer sleeve 14 which is sleeved and connected with the intermediate input shaft 15 is arranged between the outer ring gear 12 and the intermediate input shaft 15, an inner ring cam 11 which is sleeved and connected with the outer ring gear 12 is arranged between the outer ring gear 12 and the intermediate input shaft gear 8, a left base plate 9 is arranged between the inner ring cam 11 and the intermediate input shaft gear 8, and a right base plate 13 which is connected with the intermediate input shaft gear 8 by a spring washer type bolt is arranged between the inner ring cam 11 and the outer ring gear 12. The inner ring cam 11 and the outer ring gear 12 are provided with 24 rollers 10, the inner ring cam 11 is internally provided with 24 sets of spring return assemblies 16 elastically pressed against the rollers 10, each spring return assembly 16 comprises a spring seat 17 movably nested with the inner ring cam 11, and a spring 18 sleeved with the spring seat 17 is arranged between the spring seat 17 and the inner ring cam 11.
The control method of the overrunning clutch of the loader comprises the following operation steps:
the first step: the intermediate input shaft 15 starts to rotate, the overrunning clutch 6 performs a transmission overrunning clutch working process, and at the moment, oil flows into the transmission part in the intermediate input shaft 15 to lubricate and dissipate heat, and flows into the clutch box 7.
And a second step of: in the operation process, the flange connecting plate 19 is subjected to the jolt and vibration, and the piston rod 20 is driven to move up and down in the buffer tank 25, so that the buffer liquid 24 reciprocates back and forth between the buffer tank 25 and the liquid return groove 22 through the circulating liquid return pipe 23.
And a third step of: the buffer solution 24 flows in a reciprocating and circulating mode, so that the driving impeller 26 rotates and the driven impeller 29 is driven to rotate through the connecting driving shaft 28, and the vacuum state of liquid flow in the oil outlet pipe 3 is achieved.
Fourth step: the oil in the overrunning clutch 6 enters the filter element filter 4 through the oil outlet pipe 3 for filtering and exhausting, and then is sent back into the middle input shaft 15 through the oil return pipe 5.
When the engine is respectively transmitted into the intermediate input shaft 15 and the outer ring gear 12 and runs in a anticlockwise meshing mode, and the rotation speed of the intermediate input shaft 15 is higher than that of the outer ring gear 12, the roller 10 is in an overrunning state on the raceway surface, the power of the outer ring gear 12 cannot be transmitted, and the power is directly transmitted from the intermediate input shaft gear 8 on the intermediate input shaft 15 to be output. When the rotation speed of the intermediate input shaft 15 is lower than that of the outer ring gear 12, the rollers 10 are in friction rotation on the raceway surfaces to wedge the rollers, so that the intermediate input shaft gear 8 on the intermediate input shaft 15 and the outer ring gear 12 rotate together, and the two power are respectively input from the intermediate input shaft gear 8 and the outer ring gear 12 together and output together, thereby realizing the increase of output torque.
In conclusion, the overrunning clutch of the loader has the advantages of being good in oil cleanliness, good in operation stability, high in clutch structure strength, good in heat dissipation effect and long in service life. The control method improves the heat dissipation effect and improves the running stability. In the long-time clutch operation, the oil impurities are prevented from affecting the operation of the clutch, and the abrasion speed of parts in the overrunning clutch is reduced and accelerated.
The above embodiments are merely examples of the present invention, but the present invention is not limited thereto, and any changes or modifications made by those skilled in the art are included in the scope of the present invention.
Claims (4)
1. The utility model provides a loader overrunning clutch which characterized in that: comprises an overrunning clutch (6), the overrunning clutch (6) comprises a clutch box body (7), an intermediate input shaft (15) which is clamped and embedded with the clutch box body (7) by a bearing way is arranged in the clutch box body (7), an intermediate input shaft gear (8) which is connected with the intermediate input shaft (15) by a threaded clamp spring limit nest is arranged on the intermediate input shaft (15), an outer ring gear (12) which is sleeved and connected with the intermediate input shaft (15) by a bearing clamp spring limit way is arranged on the side edge of the intermediate input shaft gear (8), a spacer sleeve (14) which is sleeved and connected with the intermediate input shaft (15) is arranged between the outer ring gear (12) and the intermediate input shaft gear (8), an inner ring cam (11) which is sleeved and connected with the outer ring gear (12) is arranged between the inner ring cam (11) and the outer ring gear (12), a plurality of spring return assemblies (16) which are elastically connected with the rollers (10) are arranged in the inner ring cam (11), the spring return assemblies (16) comprise spring seat (17) which are sleeved and connected with the inner ring cam (12), a spring (18) sleeved with the spring seat (17) is arranged between the spring seat (17) and the inner ring cam (11); a left base plate (9) is arranged between the inner ring cam (11) and the middle input shaft gear (8), and a right base plate (13) connected with the middle input shaft gear (8) through a spring washer type bolt is arranged between the inner ring cam (11) and the outer ring gear (12);
the side of the overrunning clutch (6) is provided with a filter element filter (4) which is communicated with the overrunning clutch (6) through a pipeline, an oil outlet pipe (3) is arranged between the upper end of the filter element filter (4) and the overrunning clutch (6), and the side end of the filter element filter (4) is provided with an oil return pipe (5) which is communicated with the overrunning clutch (6); the side of the filter element filter (4) is provided with a buffer type energy supply assembly (1), and a power conversion impeller assembly (2) is arranged between the buffer type energy supply assembly (1) and the oil outlet pipe (3);
the buffer type energy supply assembly (1) comprises a buffer tank body (25), wherein a flange connection plate (19) is arranged on the buffer tank body (25), a piston rod (20) movably nested with the buffer tank body (25) is arranged between the flange connection plate (19) and the buffer tank body (25), a buffer spring (21) sleeved with the piston rod (20) is arranged between the flange connection plate (19) and the buffer tank body (25), a liquid return groove (22) hermetically sleeved with the buffer tank body (25) is arranged at the front end of the piston rod (20), buffer liquid (24) is arranged in the buffer tank body (25), and a circulating liquid return pipe (23) respectively communicated with the liquid return groove (22) and the buffer liquid (24) is arranged on the outer wall of the buffer tank body (25);
the power conversion impeller assembly (2) comprises a connecting driving shaft (28), two ends of the connecting driving shaft (28) are respectively connected with a circulating liquid return pipe (23) and an oil outlet pipe (3) in a sealing type bearing nesting manner, a driving impeller (26) which is in flat key type limiting nesting with a connecting driving shaft (28) is arranged in the circulating liquid return pipe (23), a driven impeller (29) which is in flat key type limiting nesting with the connecting driving shaft (28) is arranged in the oil outlet pipe (3), and a pipe protection shaft sleeve (27) which is sleeved with the connecting driving shaft (28) is arranged between the circulating liquid return pipe (23) and the oil outlet pipe (3).
2. The control method of the overrunning clutch of the loader according to claim 1, characterized by comprising the following operation steps:
the first step: when the middle input shaft (15) starts to run and rotate, the overrunning clutch (6) performs a transmission overrunning clutch working process, and oil liquid lubricates and dissipates heat to all transmission parts in the middle input shaft (15) and flows into the clutch box body (7);
and a second step of: in the running process, the flange connecting plate (19) is subjected to the effects of jolt and vibration, and the piston rod (20) is driven to move up and down in the buffer tank body (25), so that the buffer liquid (24) reciprocates back and forth between the buffer tank body (25) and the liquid return tank (22) through the circulating liquid return pipe (23);
and a third step of: the buffer solution (24) flows in a reciprocating and circulating mode, so that the driving impeller (26) rotates and the driven impeller (29) is driven to rotate through the connecting driving shaft (28) at the same time, and the vacuum state of liquid flow in the oil outlet pipe (3) is achieved;
fourth step: the oil in the overrunning clutch (6) enters the filter element filter (4) through the oil outlet pipe (3) to carry out filtering and exhausting processes, and then is returned into the middle input shaft (15) through the oil return pipe (5).
3. The method for controlling the overrunning clutch of the loader according to claim 2, wherein: when the engine is respectively transmitted into the intermediate input shaft (15) and the outer ring gear (12) and runs in a anticlockwise meshing mode, and the rotation speed of the intermediate input shaft (15) is higher than that of the outer ring gear (12), the roller (10) is in an overrunning state on the raceway surface, the power of the outer ring gear (12) cannot be transmitted, and the power is directly transmitted from the intermediate input shaft gear (8) on the intermediate input shaft (15) and is output.
4. The control method of the overrunning clutch of the loader according to claim 3, wherein: when the rotating speed of the intermediate input shaft (15) is lower than that of the outer ring gear (12), the rollers (10) are in friction rotation on the raceway surface to wedge the rollers, so that the intermediate input shaft gear (8) on the intermediate input shaft (15) and the outer ring gear (12) rotate together, and two power are respectively input together from the intermediate input shaft gear (8) and the outer ring gear (12) and output together, and the output torque is increased.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910659574.2A CN110273944B (en) | 2019-07-22 | 2019-07-22 | Overrunning clutch of loader and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910659574.2A CN110273944B (en) | 2019-07-22 | 2019-07-22 | Overrunning clutch of loader and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110273944A CN110273944A (en) | 2019-09-24 |
| CN110273944B true CN110273944B (en) | 2024-02-27 |
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ID=67964974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910659574.2A Active CN110273944B (en) | 2019-07-22 | 2019-07-22 | Overrunning clutch of loader and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110273944B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4238929A (en) * | 1978-06-27 | 1980-12-16 | Nissan Motor Company, Limited | Arrangement to cool oil in hydraulic control system of automatic transmission for industrial vehicle |
| US6343681B1 (en) * | 1999-08-09 | 2002-02-05 | Honda Giken Kogyo Kabushiki Kaisha | Transmission system with an overrunning clutch |
| CN202690815U (en) * | 2012-06-20 | 2013-01-23 | 浙江军联重机有限公司 | Internal star wheel type overrunning clutch for loader |
| DE202014006661U1 (en) * | 2014-08-14 | 2014-09-09 | Kwd Kupplungswerk Dresden Gmbh | Coupling device with hydrodynamic coupling |
| CN109296673A (en) * | 2018-11-21 | 2019-02-01 | 上海申赛机电控制技术有限公司 | Cantilever flat spring reset overrunning clutch |
| CN210265585U (en) * | 2019-07-22 | 2020-04-07 | 杭州宗兴科技有限公司 | Novel overrunning clutch of loader |
-
2019
- 2019-07-22 CN CN201910659574.2A patent/CN110273944B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4238929A (en) * | 1978-06-27 | 1980-12-16 | Nissan Motor Company, Limited | Arrangement to cool oil in hydraulic control system of automatic transmission for industrial vehicle |
| US6343681B1 (en) * | 1999-08-09 | 2002-02-05 | Honda Giken Kogyo Kabushiki Kaisha | Transmission system with an overrunning clutch |
| CN202690815U (en) * | 2012-06-20 | 2013-01-23 | 浙江军联重机有限公司 | Internal star wheel type overrunning clutch for loader |
| DE202014006661U1 (en) * | 2014-08-14 | 2014-09-09 | Kwd Kupplungswerk Dresden Gmbh | Coupling device with hydrodynamic coupling |
| CN109296673A (en) * | 2018-11-21 | 2019-02-01 | 上海申赛机电控制技术有限公司 | Cantilever flat spring reset overrunning clutch |
| CN210265585U (en) * | 2019-07-22 | 2020-04-07 | 杭州宗兴科技有限公司 | Novel overrunning clutch of loader |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110273944A (en) | 2019-09-24 |
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