CN102913564A - Overrunning clutch - Google Patents
Overrunning clutch Download PDFInfo
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- CN102913564A CN102913564A CN2012104383403A CN201210438340A CN102913564A CN 102913564 A CN102913564 A CN 102913564A CN 2012104383403 A CN2012104383403 A CN 2012104383403A CN 201210438340 A CN201210438340 A CN 201210438340A CN 102913564 A CN102913564 A CN 102913564A
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- right baffle
- projection
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- baffle plate
- groove
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Abstract
The invention relates to an overrunning clutch applied to a double-turbine hydraulic torque converter of a loading machine. The overrunning clutch is characterized in that a left baffle plate and a right baffle plate are provided with inverted T-shaped slots with the same quantity as that of rollers in pairs, and the peripheral direction of an inner cam is distributed with rollway surfaces with the same quantity as that of the rollers; bumps are clamped in the inverted T-shaped slots of the left baffle plate and the right baffle plate and provided with spring pushing surfaces, and the upper parts of the spring pushing surfaces are provided with extending surfaces; both ends of the bumps are respectively provided with peripheral limit surfaces, radial limit surfaces and axial limit surfaces which are matched with the inverted T-shaped slots of the left baffle plate and the right baffle plate and used for limiting the peripheral motions, the radial motions and the axial motions of the bumps; and a folding spring is arranged in a limit space formed by the inner side surface of the left baffle plate, the rollway surface of the inner cam, the inner side surface of the right baffle plate, a roller cylindrical surface and the spring pushing surface and the extending surface of the bump. The overrunning clutch has the advantages of more reliable spring positioning, great reduction of removal materials of the cam and the left and right baffle plates, convenience in processing, low processing cost and high efficiency and is suitable for volume production.
Description
Technical field
The present invention relates to technical field of engineering machinery, particularly relates to a kind of free wheel device that is applied in the loader twin-turbine torque converter.
Background technique
At present, domestic 80% loader all adopts twin-turbine torque converter, twin-turbine torque converter and free wheel device co-operation, to the gearbox input power, can automatically realize the switching between high speed light loading and low-speed heave-load, increase work efficiency, reduce driver's labor intensity.
Existingly formed by parts such as output gear 1, right baffle-plate 2, cam ring 3, roller 4, right baffle plate 5, outer ring gear 6 and folded springs 7 without the retainer free wheel device, as shown in Figure 1, it has creatively cancelled the retainer structure, separate when having guaranteed to work between a plurality of rollers, they no longer are subjected to the constraint of traditional retainer, greatly eliminated the impact of machining error on discontinuity in the roller work, these rollers participate in the carrying work of free wheel device fully under the effect of folded spring separately, improved reliability and the durability of free wheel device.But this structure has the following disadvantages: as shown in Figure 2, locate folded spring 7 by the space of milling convex race 3-1, processing right baffle-plate boss 2-1, the right baffle plate boss 5-1 formation of processing, need to remove lot of materials to cam ring 3, right baffle-plate 2, right baffle plate 5, not only waste material, manufacturing efficiency but also low, and caused cost of production high and be difficult to form mass.
Summary of the invention
Purpose of the present invention just provides a kind of free wheel device that can enhance productivity, reduce production costs and solve the mass production problem.
Solution of the present invention is such:
The folded spring and the projection that the present invention includes outer ring gear, be positioned at the cam ring of outer ring gear, the right baffle-plate that is fixedly mounted on the cam ring left and right sides and right baffle plate, several rollers and equate with its quantity, described right baffle-plate and the pairing of right baffle plate have the groove that equates with roller quantity, described projection left end is fixedly connected with the groove of right baffle-plate, right-hand member is fixedly connected with the groove of right baffle plate, and the upper end of projection has the face that stretches out that stretches to the folded spring top.
Further: the shape of described right baffle-plate, right baffle plate groove is inverted T-shape, described projection has top spring face, the face that stretches out that stretches to folded spring is arranged at spring face top, top, and there are the circumferential confined planes of restriction projection circumferential movement, radial motion and axial motion that matches with the word of the falling T groove of right baffle-plate, right baffle plate respectively, radially confined planes and axial limiting face in the two ends of described projection; Described folded spring is installed in the spacing space that is made of the top spring face of the cylndrical surface of the inner side surface of right baffle-plate inner side surface, cam ring roller surface, right baffle plate, roller, projection and the face that stretches out.
Further: the circumferential confined planes of described projection is the circumferential confined planes that is symmetrical set on projection, and the circumferential confined planes of projection left end and the vertical slot face of the right baffle-plate groove of falling T join, and the circumferential confined planes of projection right-hand member and the vertical slot face of the right baffle plate groove of falling T join.
Further: the radially confined planes of described projection is the radially confined planes that is symmetrically set with on the projection, and the radially confined planes of projection left end and the transverse groove of the right baffle-plate groove of falling T join, and the radially confined planes of projection right-hand member and the transverse groove of the right baffle plate groove of falling T join.
Further: the axial limiting face of described projection is lordosis table top and the rear boss face that is symmetrically set with on the projection, and projection front end boss face and right baffle-plate inner side surface join, and projection rear end boss face and right baffle plate inner side surface join.
Advantage of the present invention is:
1, continued existing advantage without the retainer free wheel device: fundamentally solved the problem of the free wheel device inefficacy that causes because of the retainer fracture, greatly improved reliability and the durability of free wheel device, solved long-term puzzlement client's a difficult problem.
2, the present invention stretches out the face retaining spring by projection, and location area is large, makes the spring location more reliable.
3, cam of the present invention is removed material and is greatly reduced, conveniently processes without groove milling, and projection can by essence casting realization, have and process low-cost, high efficiency, the suitable advantage of producing in enormous quantities.
Description of drawings
Accompanying drawing is used for the explanation embodiments of the invention.
Accompanying drawing 1 is existing structural representation without the retainer free wheel device.
Accompanying drawing 2 is left views of accompanying drawing 1.
Accompanying drawing 3 is existing without retainer free wheel device cam structure schematic representation.
Accompanying drawing 4 is existing without retainer free wheel device right baffle-plate structural representation.
Accompanying drawing 5 is existing without the right baffle arrangement schematic representation of retainer free wheel device.
Accompanying drawing 6 is structural representations of free wheel device of the present invention.
Accompanying drawing 7 is left views of accompanying drawing 6.
Accompanying drawing 8 is structural representations of cam 3 of the present invention.
Accompanying drawing 9 is perspective view of projection 8.
Accompanying drawing 10 is structural representations of right baffle-plate 2.
Accompanying drawing 11 is structural representations of right baffle plate 5.
Accompanying drawing 12 is the groove of falling T structural representations of right baffle-plate 2.
Accompanying drawing 13 is structural representations of projection 8 left and right ends.
Accompanying drawing 14 is the groove of falling T structural representations of right baffle plate 5.
Accompanying drawing 15 is the structural representations after the present invention assembles.
Embodiment
The present invention includes outer ring gear 6, be positioned at the cam ring 3 of outer ring gear, the right baffle-plate 2 that is fixedly mounted on the cam ring left and right sides and right baffle plate 5, several rollers 4 and the folded spring 7 that equates with its quantity and projection 8, described right baffle- plate 2 and 5 pairings of right baffle plate have the groove that equates with roller 4 quantity, described projection 8 left ends are fixedly connected with the groove of right baffle-plate 2, right-hand member is fixedly connected with the groove of right baffle plate 5, and the upper end of projection 8 has the face that the stretches out 8-7 that stretches to folded spring 7 tops.
The shape of described right baffle-plate 2, right baffle plate 5 grooves is inverted T-shapes, described projection 8 has top spring face 8-1, the face that the stretches out 8-7 that stretches to folded spring 7 is arranged at spring face 8-1 top, top, and there are the circumferential confined planes of restriction projection 8 circumferential movement, radial motion and axial motion that matches with the word of the falling T groove of right baffle-plate 2, right baffle plate 5 respectively, radially confined planes and axial limiting face in the two ends of described projection 8; Described folded spring 7 is installed in by in the top spring face 8-1 of the cylndrical surface of the inner side surface 5-5 of right baffle-plate 2 inner side surface 2-5, cam ring 3 roller surface 3-1, right baffle plate 5, roller 4, projection 8 and the spacing space that the face 8-7 of stretching out consists of.
Being designed to of described projection:
Shown in accompanying drawing 12,13, the circumferential confined planes of described projection 8 is circumferential confined planes 8-1, the 8-2 that is symmetrical set on projection, the circumferential confined planes 8-1 of projection left end and the vertical slot face 2-1 of right baffle-plate 2 grooves of falling T join, the circumferential confined planes 8-2 of projection left end and the vertical slot face 2-2 of right baffle-plate 2 grooves of falling T join, the circumferential confined planes 8-1 of projection right-hand member and the vertical slot face 5-1 of right baffle plate 5 grooves of falling T join, and the circumferential confined planes 8-2 of projection right-hand member and the vertical slot face 5-2 of right baffle plate 5 grooves of falling T join.
Shown in accompanying drawing 13,14, the radially confined planes of described projection 8 is radially confined planes 8-3, the 8-4 that is symmetrically set with on the projection, the transverse groove 2-3 of the radially confined planes 8-3 of projection left end and right baffle-plate 2 grooves of falling T joins, the transverse groove 2-4 of the radially confined planes 8-4 of projection left end and right baffle-plate 2 grooves of falling T joins, the transverse groove 5-3 of the radially confined planes 8-3 of projection right-hand member and right baffle plate 5 grooves of falling T joins, and the transverse groove 5-4 of the radially confined planes 8-4 of projection right-hand member and right baffle plate 5 grooves of falling T joins.
Shown in accompanying drawing 12,13,14, the axial limiting face of described projection 8 is for being symmetrically set with lordosis table top 8-5 and rear boss face 8-5, projection lordosis table top 8-5 and right baffle-plate 2 inner side surface 2-5 join, and projection rear boss face 8-6 and right baffle plate 5 inner side surface 5-5 join.
In the present embodiment, the groove of falling T of left and right baffle plate forms for the pairing system of milling, and right baffle-plate 2, right baffle plate 5 are bolted again with cam ring 3 and are installed together, the word of the falling T groove full symmetric of right baffle-plate 2, right baffle plate 5 after installing; When projection 8 is assembled into the structure of accompanying drawing 15, be completely fixed by right baffle-plate 2, right baffle plate 5.
Claims (5)
1. free wheel device, comprise outer ring gear (6), be positioned at the cam ring (3) of outer ring gear, be fixedly mounted on right baffle-plate (2) and the right baffle plate (5) of the cam ring left and right sides, several rollers (4) and the folded spring (7) that equates with its quantity and projection (8), it is characterized in that: described right baffle-plate (2) and right baffle plate (5) pairing have the groove that equates with roller (4) quantity, described projection (8) left end is fixedly connected with the groove of right baffle-plate (2), right-hand member is fixedly connected with the groove of right baffle plate (5), and the upper end of projection (8) has the face that stretches out (8-7) that stretches to folded spring (7) top.
2. free wheel device according to claim 1, it is characterized in that: the shape of described right baffle-plate (2), right baffle plate (5) groove is inverted T-shape, described projection (8) has top spring face (8-1), the face that stretches out (8-7) that stretches to folded spring (7) is arranged at top, top spring face (8-1), and there are the circumferential confined planes of restriction projection (8) circumferential movement, radial motion and axial motion that matches with the word of the falling T groove of right baffle-plate (2), right baffle plate (5) respectively, radially confined planes and axial limiting face in the two ends of described projection (8); Described folded spring (7) is installed in by the top spring face (8-1) of the cylndrical surface of the inner side surface (5-5) of right baffle-plate (2) inner side surface (2-5), cam ring (3) roller surface (3-1), right baffle plate (5), roller (4), projection (8) and stretches out in the spacing space of face (8-7) formation.
3. according to claim 1,2 described free wheel devicees, it is characterized in that: the circumferential confined planes of described projection (8) is the circumferential confined planes (8-1) that is symmetrical set on projection, (8-2), the circumferential confined planes (8-1) of projection left end joins with the vertical slot face (2-1) of right baffle-plate (2) groove of falling T, the circumferential confined planes (8-2) of projection left end joins with the vertical slot face (2-2) of right baffle-plate (2) groove of falling T, the circumferential confined planes (8-1) of projection right-hand member joins with the vertical slot face (5-1) of right baffle plate (5) groove of falling T, and the circumferential confined planes (8-2) of projection right-hand member joins with the vertical slot face (5-2) of right baffle plate (5) groove of falling T.
4. according to claim 1,2 described overrunning clutch spring positioning apparatus, it is characterized in that: the radially confined planes of described projection (8) is the radially confined planes (8-3) that is symmetrically set with on the projection, (8-4), the radially confined planes (8-3) of projection left end joins with the transverse groove (2-3) of right baffle-plate (2) groove of falling T, the radially confined planes (8-4) of projection left end joins with the transverse groove (2-4) of right baffle-plate (2) groove of falling T, the radially confined planes (8-3) of projection right-hand member joins with the transverse groove (5-3) of right baffle plate (5) groove of falling T, and the radially confined planes (8-4) of projection right-hand member joins with the transverse groove (5-4) of right baffle plate (5) groove of falling T.
5. according to claim 1,2 described overrunning clutch spring positioning apparatus, it is characterized in that: the axial limiting face of described projection (8) is for being symmetrical set boss face (8-5), (8-6), projection left end boss face (8-5) is joined with right baffle-plate (2) inner side surface (2-5), and projection right-hand member boss face (8-6) is joined with right baffle plate (5) inner side surface (5-5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210438340.3A CN102913564B (en) | 2012-11-07 | 2012-11-07 | Free wheel device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210438340.3A CN102913564B (en) | 2012-11-07 | 2012-11-07 | Free wheel device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102913564A true CN102913564A (en) | 2013-02-06 |
| CN102913564B CN102913564B (en) | 2015-12-16 |
Family
ID=47612071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210438340.3A Active CN102913564B (en) | 2012-11-07 | 2012-11-07 | Free wheel device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102913564B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277426A (en) * | 2013-06-03 | 2013-09-04 | 广西柳工机械股份有限公司 | Overrun clutch |
| CN105090281A (en) * | 2015-07-22 | 2015-11-25 | 杭州宗兴齿轮有限公司 | Reinforced overrunning clutch |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3031053A (en) * | 1959-03-06 | 1962-04-24 | Gen Motors Corp | One-way clutch |
| GB1429824A (en) * | 1972-06-30 | 1976-03-31 | Ferodo Sa | Assembly cage for free-wheel or bearing |
| EP1790871A2 (en) * | 2005-11-25 | 2007-05-30 | Schaeffler KG | Free wheel clutch |
| US20100038202A1 (en) * | 2008-08-16 | 2010-02-18 | Schaeffler Kg | Freewheel cage |
| CN202493612U (en) * | 2012-02-13 | 2012-10-17 | 广西柳工机械股份有限公司 | Overrun clutch spring location device |
-
2012
- 2012-11-07 CN CN201210438340.3A patent/CN102913564B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3031053A (en) * | 1959-03-06 | 1962-04-24 | Gen Motors Corp | One-way clutch |
| GB1429824A (en) * | 1972-06-30 | 1976-03-31 | Ferodo Sa | Assembly cage for free-wheel or bearing |
| EP1790871A2 (en) * | 2005-11-25 | 2007-05-30 | Schaeffler KG | Free wheel clutch |
| US20100038202A1 (en) * | 2008-08-16 | 2010-02-18 | Schaeffler Kg | Freewheel cage |
| CN202493612U (en) * | 2012-02-13 | 2012-10-17 | 广西柳工机械股份有限公司 | Overrun clutch spring location device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277426A (en) * | 2013-06-03 | 2013-09-04 | 广西柳工机械股份有限公司 | Overrun clutch |
| CN103277426B (en) * | 2013-06-03 | 2015-09-02 | 广西柳工机械股份有限公司 | Free wheel device |
| CN105090281A (en) * | 2015-07-22 | 2015-11-25 | 杭州宗兴齿轮有限公司 | Reinforced overrunning clutch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102913564B (en) | 2015-12-16 |
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