CN204729509U - Friction type one way clutch - Google Patents
Friction type one way clutch Download PDFInfo
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- CN204729509U CN204729509U CN201520452575.7U CN201520452575U CN204729509U CN 204729509 U CN204729509 U CN 204729509U CN 201520452575 U CN201520452575 U CN 201520452575U CN 204729509 U CN204729509 U CN 204729509U
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- spline
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- basin
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Abstract
The utility model provides a kind of friction type one way clutch, comprises elasticity basin-shaped washer, adjustment packing ring, active friction plate, driven friction disk, pre-tightening sleeve, pad, back-up ring, Steel Cable Baffle Ring, outer ring and central hub; Elasticity basin-shaped washer inner hole sleeve is connected to central hub left step step side face outer round surface, elasticity basin-shaped washer endoporus left comer and the left step step end face of central hub and step week interfacial angle offset, elasticity basin-shaped washer cylindrical right corner offsets with adjustment packing ring left side; Adjustment packing ring inner hole sleeve is connected to the straight spline cylindrical of pre-tightening sleeve, and left side and the elasticity basin-shaped washer cylindrical upper right corner offset, and right side and a slice active friction plate left side offset; The internal orifice dimension of active friction plate and outer ring, to fixing, is in axial sliding connection; Central hub Excircle machining has the oblique spline of involute, and involute oblique spline left end is provided with a left step, and the two ends, oblique spline cylindrical left and right of central hub are socketed elasticity basin-shaped washer and back-up ring respectively.The utility model engagement is reliable and stable, and moment of torsion is adjustable for different vehicles.
Description
Technical field
The utility model relates to a kind of overrunning clutch, especially a kind of friction type one way clutch.
Background technique
At present, the overrunning clutch produced in enormous quantities is both at home and abroad all roller type, and its principle is in sleeve, be provided with curved surface chute, by roller wedging, the power on transmission shaft is delivered on actuation gear by sleeve and roller, complex process, cost is high, and easy failure mode.A kind of profile of development need along with automotive industry is constant can for different vehicle adjusting torque sizes, and structure is simple, easy to use, engage reliable and stable overrunning clutch.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides that structure is simple, cost is low, engagement is reliable and can for a kind of friction type one way clutch of different vehicle adjusting torque sizes.The technical solution adopted in the utility model is:
A kind of friction type one way clutch, comprises elasticity basin-shaped washer, adjustment packing ring, active friction plate, driven friction disk, pre-tightening sleeve, pad, back-up ring, Steel Cable Baffle Ring, outer ring and central hub;
Elasticity basin-shaped washer inner hole sleeve is connected to central hub left step step side face outer round surface, elasticity basin-shaped washer endoporus left comer and the left step step end face of central hub and step week interfacial angle offset, elasticity basin-shaped washer cylindrical right corner offsets with adjustment packing ring left side;
Adjustment packing ring inner hole sleeve is connected to the straight spline cylindrical of pre-tightening sleeve, and left side and the elasticity basin-shaped washer cylindrical upper right corner offset, and right side and a slice active friction plate left side offset;
The internal orifice dimension of active friction plate and outer ring, to fixing, is in axial sliding connection;
Driven friction disk has a slice at least, and driven friction disk and active friction plate alternately assemble, and driven friction disk endoporus is provided with several straight spline, is bumped into the several straight spline of pre-tightening sleeve step cylindrical and can slides axially in the several straight spline of driven friction disk endoporus;
The left inside hole machined of pre-tightening sleeve becomes oblique spline with the oblique spline engagement of central hub cylindrical and can relatively slide axially, the right step connecting end surface of endoporus and pad left side offset, left end Excircle machining has several straight spline, the straight spline of left end cylindrical is bumped into the straight spline of driven friction disk endoporus and can relatively slides axially, and offsets on the left of the right connecting end portion of cylindrical with a slice driven friction disk right side;
Pad endoporus is processed into oblique spline and is meshed with the oblique spline of central hub cylindrical and can relative sliding vertically, and left side and pre-tightening sleeve right inside hole connecting end surface offset, and right side and back-up ring left side offset;
Back-up ring left side and pad right side offset, and inner hole sleeve is connected to central hub spline cylindrical and has a R groove, is bumped into Steel Cable Baffle Ring in R groove;
The upper lower semi-circle of Steel Cable Baffle Ring is bumped in back-up ring endoporus R groove and central hub splined surfaces R groove respectively;
Central hub Excircle machining has the oblique spline of involute, and involute oblique spline left end is provided with a left step, and the angle of cut and the elasticity basin-shaped washer endoporus left comer of the left step step end face of central hub and step side face offset; The two ends, oblique spline cylindrical left and right of central hub are socketed elasticity basin-shaped washer and back-up ring respectively, and middle tiltedly spline is connected with hole deviation spline in hole deviation spline in pre-tightening sleeve and pad respectively and can relatively slides axially; Outside the oblique spline of right-hand member of central hub, cylindrical opens a R groove for being socketed Steel Cable Baffle Ring.
Further, the shape of active friction plate is that thin slice is square, and four angles are designed to rectangular slot, and four rectangular slots are bumped into outer ring endoporus four rectangular fins and can slide axially.
Further, several trapezoidal pit be centrally circular layout is provided with in the both ends of the surface of active friction plate.
The utility model has the advantage of:
1) structure is relatively simple, and processing cost is low.
2) moment of torsion is large, and adjusting torque.
3) engage reliable and stable.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is A-A partial cross sectional views of the present utility model.
Fig. 3 is active friction plate B place of the present utility model partial structurtes schematic diagram.
Embodiment
Below in conjunction with concrete drawings and Examples, the utility model is described in further detail.
A kind of friction type one way clutch that the utility model proposes, as depicted in figs. 1 and 2, elasticity basin-shaped washer 1, adjustment packing ring 2, active friction plate 3, driven friction disk 4, pre-tightening sleeve 5, pad 6, back-up ring 7, Steel Cable Baffle Ring 8, outer ring 9 and central hub 10 is comprised;
Elasticity basin-shaped washer 1 inner hole sleeve is connected to central hub 10 left step step side face 102 outer round surface, elasticity basin-shaped washer endoporus left comer 101 offsets with the left step step end face 103 of central hub 10 and step side face 102 angle of cut, and elasticity basin-shaped washer cylindrical right corner 104 offsets with adjustment packing ring 2 left side; This part shape is basin shape, compressing with the punching press of 50CrVA Steel Spring Plate, needs, through heat-treatment quenching and surface treatment, to be then heated to 180 DEG C after compressing, does 300,000 fatigue tests, must not be out of shape and be greater than 10% after test.
Adjustment packing ring 2 is ring-shape accessory, inner hole sleeve is connected to the straight spline cylindrical of pre-tightening sleeve 5, left side and the elasticity basin-shaped washer cylindrical upper right corner 104 offset, right side and a slice active friction plate 3 left side offset, during design when needs increase transmitting torque, the quantity of active friction plate 3 and driven friction disk 4 can be increased, the thickness T reducing adjustment packing ring 2 realizes, during design when needs reduce transmitting torque, can reduce the quantity of active friction plate 3 and driven friction disk 4, the thickness T increasing adjustment packing ring 2 realizes.
Active friction plate 3 has a slice at least, shape is that thin slice is square, four angles are designed to rectangular slot 105, four rectangular slots 105 are bumped into outer ring 9 endoporus four rectangular fins and can slide axially, in order to increase end-face friction, at the trapezoidal pit 106 be centrally circular layout of the both ends of the surface punching press some of active friction plate 3, as shown in Figure 3.
Driven friction disk 4 has a slice at least, shape is thin slice ring, driven friction disk 4 and active friction plate 3 alternately assemble, driven friction disk 4 endoporus is provided with the straight spline 107 of several rectangular, is bumped into the several straight spline of pre-tightening sleeve 5 step cylindrical and can slides axially in the straight spline of several rectangular 107;
Pre-tightening sleeve 5 is cover parts, left inside hole machined becomes oblique spline with the oblique spline engagement of central hub 10 cylindrical and can relatively slide axially, the right step connecting end surface of endoporus and pad 6 left side offset, left end Excircle machining becomes the straight spline of several rectangular, the straight spline of rectangular is bumped into driven friction disk 4 endoporus spline and can relatively slides axially, and offsets on the left of the right connecting end portion of cylindrical with a slice driven friction disk 4 right side;
Pad 6 endoporus is processed into oblique spline and is meshed with the oblique spline of central hub 10 cylindrical and can relative sliding vertically, and left side and pre-tightening sleeve 5 right inside hole connecting end surface offset, and right side and back-up ring 7 left side offset;
Back-up ring 7 is cover parts, and left side and pad 6 right side offset, and inner hole sleeve is connected to central hub 10 spline cylindrical and has a R groove, is bumped into Steel Cable Baffle Ring 8 in R groove;
Steel Cable Baffle Ring 8 is ring-shape accessory, and upper lower semi-circle is bumped in back-up ring 7 endoporus R groove and central hub 10 splined surfaces R groove respectively.
Outer ring 9 endoporus is provided with four rectangular fins, and four rectangular fins are bumped in several active friction plate 3 four jiaos of rectangular slots 105.
Central hub 10 Excircle machining has the oblique spline 109 of involute, and involute oblique spline 109 left end is provided with a left step 108, and the angle of cut and the elasticity basin-shaped washer 1 endoporus left comer 101 of central hub left step 108 step end face 103 and step side face 102 offset; The two ends, oblique spline cylindrical left and right of central hub 10 are socketed elasticity basin-shaped washer 1 and back-up ring 7 respectively, middle tiltedly spline is connected with hole deviation spline in hole deviation spline in pre-tightening sleeve 5 and pad 6 respectively and can relatively slides axially, outside the oblique spline of right-hand member of central hub 10, cylindrical is opened in R groove 110, a R groove and is socketed a Steel Cable Baffle Ring 8 for axial restraint elasticity basin-shaped washer 1, pre-tightening sleeve 5, pad 6 and back-up ring 7.
Working principle: when transferring power, elasticity basin-shaped washer 1 is out of shape generation end thrust clamping adjustment packing ring 2, active friction plate 3, driven friction disk 4, pre-tightening sleeve 5 and pad 6, make active friction plate 3, driven friction disk 4 end face fits tightly together, thus ensure that power is delivered to central hub 10 from outer ring 9;
When oppositely skidding, central hub 10 counterrotating drives pre-tightening sleeve 5 to move axially left, central hub 10 moves right relative to pre-tightening sleeve 5, the left step step end face 103 of central hub applies active force to elasticity basin-shaped washer 1 inner ring to the right, promote elasticity basin-shaped washer 1 to be out of shape, elasticity basin-shaped washer 1 cylindrical right corner 104 is unclamped with adjustment packing ring 2 left side, thus unclamp adjustment packing ring 2, active friction plate 3, driven friction disk 4, the end contact of pre-tightening sleeve 5 and pad 6, active friction plate 3, driven friction disk 4 end face no longer fits tightly, outer ring 9 and central hub 10 run out of steam and transmit.
Claims (4)
1. a friction type one way clutch, it is characterized in that, comprise elasticity basin-shaped washer (1), adjustment packing ring (2), active friction plate (3), driven friction disk (4), pre-tightening sleeve (5), pad (6), back-up ring (7), Steel Cable Baffle Ring (8), outer ring (9) and central hub (10);
Elasticity basin-shaped washer (1) inner hole sleeve is connected to central hub (10) left step step side face (102) outer round surface, elasticity basin-shaped washer endoporus left comer (101) offsets with the left step step end face (103) of central hub (10) and step side face (102) angle of cut, and elasticity basin-shaped washer cylindrical right corner (104) offsets with adjustment packing ring (2) left side;
Adjustment packing ring (2) inner hole sleeve is connected to the straight spline cylindrical of pre-tightening sleeve (5), and left side and the elasticity basin-shaped washer cylindrical upper right corner (104) offset, and right side and a slice active friction plate (3) left side offset;
The internal orifice dimension of active friction plate (3) and outer ring (9), to fixing, is in axial sliding connection;
Driven friction disk (4) has a slice at least, driven friction disk (4) and active friction plate (3) alternately assemble, driven friction disk (4) endoporus is provided with several straight spline, is bumped into the several straight spline of pre-tightening sleeve (5) step cylindrical and can slides axially in the several straight spline of driven friction disk (4) endoporus;
Pre-tightening sleeve (5) left inside hole machined becomes oblique spline with the oblique spline engagement of central hub (10) cylindrical and can relatively slide axially, the right step connecting end surface of endoporus and pad (6) left side offset, left end Excircle machining has several straight spline, the straight spline of left end cylindrical is bumped into the straight spline of driven friction disk (4) endoporus and can relatively slides axially, and offsets on the left of the right connecting end portion of cylindrical with a slice driven friction disk (4) right side;
Pad (6) endoporus is processed into oblique spline and is meshed with the oblique spline of central hub (10) cylindrical and can relative sliding vertically, left side and pre-tightening sleeve (5) right inside hole connecting end surface offset, and right side and back-up ring (7) left side offset;
Back-up ring (7) left side and pad (6) right side offset, and inner hole sleeve is connected to central hub (10) spline cylindrical and has a R groove, is bumped into Steel Cable Baffle Ring (8) in R groove;
The upper lower semi-circle of Steel Cable Baffle Ring (8) is bumped in back-up ring (7) endoporus R groove and central hub (10) splined surfaces R groove respectively;
Central hub (10) Excircle machining has the oblique spline of involute (109), the oblique spline of involute (109) left end is provided with a left step (108), and the angle of cut and elasticity basin-shaped washer (1) the endoporus left comer (101) of the left step of central hub (108) step end face (103) and step side face (102) offset; The two ends, oblique spline cylindrical left and right of central hub (10) are socketed elasticity basin-shaped washer (1) and back-up ring (7) respectively, and middle tiltedly spline is connected with pre-tightening sleeve (5) interior hole deviation spline and pad (6) interior hole deviation spline respectively and can relatively slides axially; Outside the oblique spline of right-hand member of central hub (10), cylindrical opens a R groove for being socketed Steel Cable Baffle Ring (8).
2. friction type one way clutch as claimed in claim 1, is characterized in that:
The shape of active friction plate (3) is that thin slice is square, and four angles are provided with rectangular slot (105), and four rectangular slots (105) are bumped into outer ring (9) endoporus four rectangular fins and can slide axially.
3. friction type one way clutch as claimed in claim 1, is characterized in that:
Several trapezoidal pit (106) be centrally circular layout is provided with in the both ends of the surface of active friction plate (3).
4. friction type one way clutch as claimed in claim 1, is characterized in that:
The straight spline of pre-tightening sleeve (5) left end cylindrical is the straight spline of rectangular, and correspondingly, driven friction disk (4) endoporus is provided with the straight spline of several rectangular (107).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520452575.7U CN204729509U (en) | 2015-06-29 | 2015-06-29 | Friction type one way clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520452575.7U CN204729509U (en) | 2015-06-29 | 2015-06-29 | Friction type one way clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204729509U true CN204729509U (en) | 2015-10-28 |
Family
ID=54387864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520452575.7U Withdrawn - After Issue CN204729509U (en) | 2015-06-29 | 2015-06-29 | Friction type one way clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204729509U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104948607A (en) * | 2015-06-29 | 2015-09-30 | 无锡市神力齿轮冷挤有限公司 | Friction type one-way clutch |
| CN108775349A (en) * | 2018-06-29 | 2018-11-09 | 南京高速齿轮制造有限公司 | Yaw the clutch protecting mechanism of variable propeller gearbox input terminal |
| CN109959497A (en) * | 2019-04-12 | 2019-07-02 | 中南大学 | Beam wind acts on lower vehicle moving model experiment brake apparatus |
| CN111005992A (en) * | 2019-12-04 | 2020-04-14 | 西南大学 | Self-adaptive automatic speed change assembly applicable to severe working conditions |
-
2015
- 2015-06-29 CN CN201520452575.7U patent/CN204729509U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104948607A (en) * | 2015-06-29 | 2015-09-30 | 无锡市神力齿轮冷挤有限公司 | Friction type one-way clutch |
| CN104948607B (en) * | 2015-06-29 | 2017-06-30 | 无锡市神力齿轮冷挤有限公司 | The friction type one-way clutch |
| CN108775349A (en) * | 2018-06-29 | 2018-11-09 | 南京高速齿轮制造有限公司 | Yaw the clutch protecting mechanism of variable propeller gearbox input terminal |
| CN109959497A (en) * | 2019-04-12 | 2019-07-02 | 中南大学 | Beam wind acts on lower vehicle moving model experiment brake apparatus |
| CN111005992A (en) * | 2019-12-04 | 2020-04-14 | 西南大学 | Self-adaptive automatic speed change assembly applicable to severe working conditions |
| CN111005992B (en) * | 2019-12-04 | 2022-04-22 | 西南大学 | Self-adaptive automatic speed change assembly applicable to severe working conditions |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151028 Effective date of abandoning: 20170630 |
|
| AV01 | Patent right actively abandoned |