CN103241142B - A kind of simple and easy reverse locking driving device - Google Patents
A kind of simple and easy reverse locking driving device Download PDFInfo
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- CN103241142B CN103241142B CN201310175040.5A CN201310175040A CN103241142B CN 103241142 B CN103241142 B CN 103241142B CN 201310175040 A CN201310175040 A CN 201310175040A CN 103241142 B CN103241142 B CN 103241142B
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- mounting ring
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Abstract
The invention discloses a kind of simple and easy reverse locking driving device, comprise rotating shaft (1), separate lock collar (2), mounting ring (3), pintongs cam (4), locking roller (5), spring (6), left end cap (7), right end cap (8).The device that the present invention adopts above-mentioned component to form, wherein, the left part of pintongs cam is provided with the convex tooth of four outer rims in two arc column face, by convex tooth outer rim, separate between the adjacent shift fork of two of lock collar and narrow, the middle wide arciform wedge cavities in left and right that the inner round wall of mounting ring surrounds, left and right two end of wedge cavities is called wedge groove, and two locking rollers are separated by spring closely to be wedged in described wedge groove respectively; During work, mounting ring and the static locking of pintongs cam; By separating the forward force transmission of lock collar to output gear; By output gear to the technical scheme of the reverse force locking of solution lock collar, make the object that the lock of hand-operated automobile seat height adjuster reaches simplified structure against driving device, reduces body, reduces costs.
Description
Technical field
The present invention relates to the inverse driving device of a kind of lock, specifically refer to the simple and easy reverse locking driving device of one for hand-operated lifting vehicles height of seat.
Background technology
Hand-operated automobile seat height adjuster is the device of manually vehicles height of seat, manual height adjuster comprises actuating device and Locking Device two parts, wherein lock portion is also called the inverse driving device of lock, namely, allow manually to rotate from input end forward force drive output to regulate lift car height of seat, stop seat to produce by the inverse motion of mouth to input end from the reverse force of mouth; The lock of prior art is against driving device, consult the Chinese patent of " lockable mechanism of manual height-adjusting mechanism for automobile chairs " by name of publication No. CN201437336U, " a kind of one-way operator for lifting automobile seat " by name of publication No. CN101850733A, its complex structure, body is large, difficult processing, cost is high; Therefore, there are complex structure, body is large, cost is high problems and shortcomings in prior art.
Summary of the invention
For above-mentioned prior art Problems existing with not enough, the present invention adopts the device be made up of rotating shaft, solution lock collar, shift fork, mounting ring, pintongs cam, locking roller, spring, left end cap, right end cap, wherein, the left part outer rim of pintongs cam is provided with four convex teeth, and the outer rim of convex tooth is by two parallel crossing two arc column faces formed of cylinder cambered surface; The right part of pintongs cam is provided with output gear; Separate lock collar and be provided with four shift forks protruded to the right; Separate the slide left side that is positioned at pintongs cam of lock collar to be rotated by rotating shaft and pintongs cam and contact, rotating shaft with separate lock collar and be fixedly connected with, be rotationally connected with pintongs cam; Mounting ring slip cap is in the outer rim of the shift fork of solution lock collar; By convex tooth outer rim, separate between the adjacent shift fork of two of lock collar and chamber that the inner round wall of mounting ring surrounds about one narrow, the middle loose arciform wedge shape in two limits is called wedge cavities, left and right two end of wedge cavities is called wedge groove; Two locking rollers are separated by spring and are arranged in wedge cavities; Left end cap and right end cap are fixedly connected on two, the left and right of mounting ring respectively; During work, static locking: two locking rollers are separated by spring and are arranged in wedge cavities, by the effect of spring, two, left and right locking roller respectively closely about wedging wedge cavities two ends described wedge groove in, interfix mounting ring and pintongs cam locking; Forward force transmission: rotate clockwise solution lock collar from input end forward force, in wedge cavities, the locking roller that the left side stirred by the shift fork on the left side moves right, depart from the described wedge groove on the left side, tend to the loose centre of wedge cavities and unlock, afterwards, the convex tooth turning clockwise of pintongs cam also stirred by the shift fork on the left side, make the locking roller be positioned on the right of wedge cavities tend to the loose centre of wedge cavities and unlock, therefore pintongs cam unlocks with mounting ring and makes clickwise with separating lock collar; In like manner, rotate counterclockwise solution lock collar from input end force, then pintongs cam and mounting ring unlock and make left-hand revolution with separating lock collar; The rotation forward separating lock collar transmission exports through output gear by pintongs cam; Reverse force locking: rotate pintongs cam through output gear from the reverse force of mouth, the convex tooth trend of pintongs cam is rotated, tend to act that to make to be positioned at the described wedge groove trend of two ends about wedge cavities narrower due to convex tooth, locking roller in described wedge groove is clamped further, pintongs cam and mounting ring to be interfixed locking and can not rotating more closely through locking roller, causes reverse force locking; During application, mounting ring is fixedly connected with automobile seat, separate lock collar to be fixedly connected with actuating device as input end, the technical scheme that output gear is connected with a joggle as the lifter rack of mouth and automobile seat, a kind of simple and easy reverse locking driving device is provided, be intended to make the lock of hand-operated automobile seat height adjuster against driving device, the object reaching simplified structure, reduce body, reduce costs.
The object of the present invention is achieved like this: a kind of simple and easy reverse locking driving device, comprise rotating shaft, separate lock collar, mounting ring, pintongs cam, locking roller, spring, left end cap, right end cap, wherein: described rotating shaft is the cylinder step steel components that the thick right part of left part is thin;
Described solution lock collar is disc steel components, and the ring edge, the right side separating lock collar is laid with four fan-shaped projections protruded to the right and is called shift fork, and the center of separating lock collar is provided with and is called interference hole with the through hole of rotating shaft left part step interference heavy keying fit;
Described mounting ring is the steel components of annular arrangement, and the outer marginal circumference of mounting ring is laid with three outwardly connection projections, and the through hole that the center of described connection projection is provided with the circle of left and right directions is called connecting bore;
Described pintongs cam is the steel components of the step colyliform being provided with convex tooth and output gear, the left part outer rim of pintongs cam is laid with four outwardly and mutually orthogonal rectangular cam and is called convex tooth, and the outer rim of described convex tooth is by the parallel crossing two arc column faces formed of the cylinder cambered surface of two left and right directions; The right part of pintongs cam is provided with cylindrical straight gear involute tooth gear and is called output gear; The center of pintongs cam is provided with left and right directions, step cutting pattern through hole left large and right small is called axis hole, the large stepped hole of left part of described axis hole and the left part cylinder bearing fit of rotating shaft, the right part small stair hole of described axis hole and the right part cylinder bearing fit of rotating shaft;
Described locking roller is columniform steel components;
The web compaction spring of described spring to be bending be M shape;
Described left end cap is disc shaped steel thin wall component, and the outer rim of left end cap is provided with the flange connector corresponding with the described connection projection of mounting ring; The center of left end cap is provided with diameter and is less than the manhole separating lock collar outer rim;
Described right end cap is disc shaped steel thin wall component, and the outer rim of right end cap is provided with the flange connector corresponding with the described connection projection of mounting ring; The center of right end cap is provided with the manhole that diameter is greater than the described output gear of pintongs cam;
Separate lock collar to slide and be positioned at the left side of pintongs cam, four described shift forks activities of separating lock collar are entrenched between four described convex teeth of pintongs cam, be provided with gap and be called and drive gap between described shift fork and described convex tooth; Separate lock collar to be contacted by rotating shaft and pintongs cam being rotatable, wherein, rotating shaft is fixedly connected with the described interference hole interference fit of separating lock collar, and rotating shaft is connected with pintongs cam normal-running fit by the described axis hole of pintongs cam; Mounting ring slip cap is in the outer rim of the shift fork of solution lock collar, by two arc column faces of convex tooth outer rim, separate between the adjacent shift fork of two of lock collar and chamber that the inner round wall of mounting ring surrounds about one narrow, the middle loose arciform wedge shape in two limits is called wedge cavities, left and right two end of wedge cavities is called wedge groove; Two locking rollers are separated by spring and are positioned at wedge cavities; Left end cap and right end cap are fixedly connected on two, the left and right of mounting ring respectively by the described connecting bore of rivet and mounting ring.
Principle of work and beneficial effect
Static locking: two locking rollers are separated by spring and are arranged in wedge cavities, by the effect of spring, two, left and right locking roller respectively closely about wedging wedge cavities two ends described wedge groove in, interfix mounting ring and pintongs cam locking;
Forward force transmission: rotate clockwise solution lock collar from input end forward force, in wedge cavities, the locking roller that the left side stirred by the shift fork on the left side moves right, depart from the described wedge groove on the left side, tend to the loose centre of wedge cavities and unlock, afterwards, the convex tooth turning clockwise of pintongs cam also stirred by the shift fork on the left side, make the locking roller be positioned on the right of wedge cavities tend to the loose centre of wedge cavities and unlock, therefore pintongs cam unlocks with mounting ring and makes clickwise with separating lock collar; In like manner, rotate counterclockwise solution lock collar from input end force, then pintongs cam and mounting ring unlock and make left-hand revolution with separating lock collar; The rotation forward separating lock collar transmission is exported by output gear by pintongs cam;
Reverse force locking: rotate pintongs cam through output gear from the reverse force of mouth, the convex tooth trend of pintongs cam is rotated, tend to act that to make to be positioned at the described wedge groove trend of two ends about wedge cavities narrower due to convex tooth, locking roller in described wedge groove is clamped further, pintongs cam and mounting ring to be interfixed locking and can not rotating more closely through locking roller, causes reverse force locking;
During application, mounting ring is fixedly connected with automobile seat, and separate lock collar and be fixedly connected with actuating device as input end, output gear is connected with a joggle as the lifter rack of mouth and automobile seat.
This apparatus structure is simple, and be easy to processing, body is little, cost is low, makes lock that hand-operated automobile seat height regulates against driving device, simplifies the structure, reduce body, reduce cost.
Above-mentioned, the present invention adopts the device be made up of rotating shaft, solution lock collar, shift fork, mounting ring, pintongs cam, locking roller, spring, left end cap, right end cap, wherein, the left part outer rim of pintongs cam is provided with four convex teeth, the right part of pintongs cam is provided with output gear, and the outer rim of convex tooth is by two parallel crossing two arc column faces formed of cylinder cambered surface; By convex tooth outer rim, separate between the adjacent shift fork of two of lock collar and the inner round wall of mounting ring surrounds the wedge cavities of about one narrow, the middle loose arciform wedge shape in two limits, left and right two end of wedge cavities is called wedge groove; Two locking rollers are separated to be arranged in wedge cavities and to distinguish by spring closely wedges described wedge groove; During work, mounting ring and the static locking of pintongs cam; By separating the forward force transmission of lock collar to output gear; The technical scheme of the reverse force locking of lock collar is extremely separated by output gear, overcome prior art and there are complex structure, body is large, cost is high problems and shortcomings, the simple and easy reverse locking driving device of the one provided, makes the object that the lock of hand-operated automobile seat height adjuster reaches simplified structure against driving device, reduces body, reduces costs.
Accompanying drawing explanation
Fig. 1 is that the structure master of a kind of simple and easy reverse locking driving device of the present invention looks cross-sectional schematic;
Fig. 2 is that decomposing schematic representation surveyed by the right optical axis of a kind of simple and easy reverse locking driving device of the present invention;
Fig. 3 is that decomposing schematic representation surveyed by the left optical axis of a kind of simple and easy reverse locking driving device of the present invention;
Fig. 4 is the simple and easy reverse locking driving device of one of the present invention, and locking roller 5 and spring 6 are positioned at the structural representation of the wedge cavities be made up of convex tooth 41, shift fork 21 and mounting ring 3;
Fig. 5 is the simple and easy reverse locking driving device of one of the present invention, and locking roller 5, spring 6 and wedge cavities make the principle schematic of mounting ring 3 and the mutual static locking of pintongs cam 4.
Below in conjunction with the embodiment in accompanying drawing, the present invention is described in further detail, but should not be construed as any limitation of the invention.
In figure: rotating shaft 1, solution lock collar 2, shift fork 21, mounting ring 3, pintongs cam 4, convex tooth 41, output gear 42, locking roller 5, spring 6, left end cap 7, right end cap 8, ideal cylinder 01.
Detailed description of the invention
Consult Fig. 1 ~ Fig. 5, the simple and easy reverse locking driving device of one of the present invention, comprise rotating shaft 1, separate lock collar 2, mounting ring 3, pintongs cam 4, locking roller 5, spring 6, left end cap 7, right end cap 8, wherein: described rotating shaft 1 is the cylinder step steel components that the thick right part of left part is thin;
Described solution lock collar 2 is disc steel components, and the ring edge, the right side separating lock collar 2 is laid with four fan-shaped projections protruded to the right and is called shift fork 21, and the center of separating lock collar 2 is provided with and is called interference hole with the through hole of rotating shaft 1 left part step interference heavy keying fit;
Described mounting ring 3 is the steel components of annular arrangement, and the outer marginal circumference of mounting ring 3 is laid with three outwardly connection projections, and the through hole that the center of described connection projection is provided with the circle of left and right directions is called connecting bore;
Described pintongs cam 4 is for being provided with the steel components of the step colyliform of convex tooth 41 and output gear 42, the left part outer rim of pintongs cam 4 is laid with four outwardly and mutually orthogonal rectangular cam and is called convex tooth 41, and the outer rim of described convex tooth 41 is by the parallel crossing two arc column faces formed of the cylinder cambered surface of two left and right directions; The right part of pintongs cam 4 is provided with cylindrical straight gear involute tooth gear and is called output gear 42; The center of pintongs cam 4 is provided with left and right directions, step cutting pattern through hole left large and right small is called axis hole, the large stepped hole of left part of described axis hole and the left part cylinder bearing fit of rotating shaft 1, the right part small stair hole of described axis hole and the right part cylinder bearing fit of rotating shaft 1;
Described locking roller 5 is columniform steel components;
Described spring 6 for bending be the web compaction spring of M shape;
Described left end cap 7 is disc shaped steel thin wall component, and the outer rim of left end cap 7 is provided with the flange connector corresponding with the described connection projection of mounting ring 3; The center of left end cap 7 is provided with diameter and is less than the manhole separating lock collar 2 outer rim;
Described right end cap 8 is disc shaped steel thin wall component, and the outer rim of right end cap 8 is provided with the flange connector corresponding with the described connection projection of mounting ring 3; The center of right end cap 8 is provided with the manhole that diameter is greater than the described output gear 42 of pintongs cam 4;
Separate lock collar 2 to slide and be positioned at the left side of pintongs cam 4, four described shift forks 21 activity of separating lock collar 2 is entrenched between four described convex teeth 41 of pintongs cam 4, is provided with gap and is called and drives gap between described shift fork 21 and described convex tooth 41; Separate lock collar 2 rotatably to be contacted by rotating shaft 1 and pintongs cam 4, wherein, rotating shaft 1 is fixedly connected with the described interference hole interference fit of separating lock collar 2, and rotating shaft 1 is connected with pintongs cam 4 normal-running fit by the described axis hole of pintongs cam 4; Mounting ring 3 slip cap is in the outer rim of the shift fork 21 of solution lock collar 2, by two arc column faces of convex tooth 41 outer rim, separate between the adjacent shift fork 21 of two of lock collar 2 and chamber that the inner round wall of mounting ring 3 surrounds about one narrow, the middle loose arciform wedge shape in two limits is called wedge cavities, left and right two end of wedge cavities is called wedge groove; Two locking rollers 5 are positioned at wedge cavities by spring 6 resilient separation; Left end cap 7 and right end cap 8 are fixedly connected on two, the left and right of mounting ring 3 respectively by the described connecting bore of rivet and mounting ring 3.
Principle of work and beneficial effect
Static locking: two locking rollers 5 are arranged in wedge cavities by spring 6 resilient separation, by the effect of spring 6, two, left and right locking roller 5 respectively closely about wedging wedge cavities two ends described wedge groove in, interfix mounting ring 3 and pintongs cam 4 locking;
Forward force transmission: rotate clockwise from input end forward force and separate lock collar 2, in wedge cavities, the locking roller 5 that the left side stirred by the shift fork 21 on the left side moves right, depart from the described wedge groove on the left side, tend to the loose centre of wedge cavities and unlock, afterwards, convex tooth 41 turning clockwise of pintongs cam 4 also stirred by the shift fork 21 on the left side, make the locking roller 5 be positioned on the right of wedge cavities tend to the loose centre of wedge cavities and unlock, therefore pintongs cam 4 unlocks with mounting ring 3 and makes clickwise with separating lock collar 2; In like manner, rotate counterclockwise from input end force and separate lock collar 2, then pintongs cam 4 and mounting ring 3 unlock and make left-hand revolution with separating lock collar 2; The rotation forward that solution lock collar 2 is transmitted is exported by output gear 42 by pintongs cam 4;
Reverse force locking: rotate pintongs cam 4 through output gear 42 from the reverse force of mouth, the convex tooth 41 of pintongs cam 4 tends to rotate, tend to act that to make to be positioned at the described wedge groove trend of two ends about wedge cavities narrower due to convex tooth 41, locking roller 5 in described wedge groove is clamped further, pintongs cam 4 and mounting ring 3 to be interfixed locking and can not rotating more closely through locking roller 5, causes reverse force locking;
During application, mounting ring 3 is fixedly connected with automobile seat, and separate lock collar 2 and be fixedly connected with actuating device as input end, output gear 42 is connected with a joggle as the lifter rack of mouth and automobile seat.
This apparatus structure is simple, and be easy to processing, body is little, cost is low, makes lock that hand-operated automobile seat height regulates against driving device, simplifies the structure, reduce body, reduce cost.
Claims (1)
1. a simple and easy reverse locking driving device, comprise rotating shaft (1), separate lock collar (2), mounting ring (3), pintongs cam (4), locking roller (5), spring (6), left end cap (7), right end cap (8), it is characterized in that: described rotating shaft (1) is the thin cylinder step steel components of the thick right part of left part;
Described solution lock collar (2) is disc steel components, the ring edge, the right side separating lock collar (2) is laid with four fan-shaped projections protruded to the right and is called shift fork (21), and the center of separating lock collar (2) is provided with and is called interference hole with the through hole of rotating shaft (1) left part step interference heavy keying fit;
The steel components that described mounting ring (3) is annular arrangement, the outer marginal circumference of mounting ring (3) is laid with three outwardly connection projections, and the through hole that the center of described connection projection is provided with the circle of left and right directions is called connecting bore;
Described pintongs cam (4) is for being provided with the steel components of the step colyliform of convex tooth (41) and output gear (42), the left part outer rim of pintongs cam (4) is laid with four outwardly and mutually orthogonal rectangular cam and is called convex tooth (41), and the outer rim of described convex tooth (41) is by the parallel crossing two arc column faces formed of the cylinder cambered surface of two left and right directions; The right part of pintongs cam (4) is provided with cylindrical straight gear involute tooth gear and is called output gear (42); The center of pintongs cam (4) is provided with left and right directions, step cutting pattern through hole left large and right small is called axis hole, the large stepped hole of left part of described axis hole and the left part cylinder bearing fit of rotating shaft (1), the right part cylinder bearing fit of the right part small stair hole of described axis hole and rotating shaft (1);
Described locking roller (5) is columniform steel components;
Described spring (6) for bending be the web compaction spring of M shape;
Described left end cap (7) is disc shaped steel thin wall component, and the outer rim of left end cap (7) is provided with the flange connector corresponding with the described connection projection of mounting ring (3); The center of left end cap (7) is provided with diameter and is less than the manhole separating lock collar (2) outer rim;
Described right end cap (8) is disc shaped steel thin wall component, and the outer rim of right end cap (8) is provided with the flange connector corresponding with the described connection projection of mounting ring (3); The center of right end cap (8) is provided with the manhole that diameter is greater than the described output gear (42) of pintongs cam (4);
Separate the left side that lock collar (2) slip is positioned at pintongs cam (4), four described shift forks (21) activity of separating lock collar (2) is entrenched between four described convex teeth (41) of pintongs cam (4), is provided with gap and is called and drives gap between described shift fork (21) and described convex tooth (41); Separate lock collar (2) rotatably to be contacted by rotating shaft (1) and pintongs cam (4), wherein, rotating shaft (1) is fixedly connected with the described interference hole interference fit of separating lock collar (2), and rotating shaft (1) is connected with pintongs cam (4) normal-running fit by the described axis hole of pintongs cam (4); Mounting ring (3) slip cap is in the outer rim of the shift fork (21) of solution lock collar (2), by two arc column faces of convex tooth (41) outer rim, separate between the adjacent shift fork (21) of lock collar (2) two and chamber that the inner round wall of mounting ring (3) surrounds about one narrow, the middle loose arciform wedge shape in two limits is called wedge cavities, left and right two end of wedge cavities is called wedge groove; Two locking rollers (5) are positioned at wedge cavities by spring (6) resilient separation; Left end cap (7) and right end cap (8) are fixedly connected on two, the left and right of mounting ring (3) respectively by the described connecting bore of rivet and mounting ring (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310175040.5A CN103241142B (en) | 2013-04-25 | 2013-04-25 | A kind of simple and easy reverse locking driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310175040.5A CN103241142B (en) | 2013-04-25 | 2013-04-25 | A kind of simple and easy reverse locking driving device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103241142A CN103241142A (en) | 2013-08-14 |
| CN103241142B true CN103241142B (en) | 2015-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310175040.5A Active CN103241142B (en) | 2013-04-25 | 2013-04-25 | A kind of simple and easy reverse locking driving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103241142B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103538498A (en) * | 2013-09-30 | 2014-01-29 | 浙江龙生汽车部件股份有限公司 | Automobile seat lifting adjustment mechanism and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19953630C2 (en) * | 1999-11-09 | 2003-01-16 | Keiper Gmbh & Co | Vehicle seat with height adjuster |
| EP1894769A1 (en) * | 2005-03-31 | 2008-03-05 | TS Tech Co., Ltd | Seat height adjustment device for automobile |
| CN201437336U (en) * | 2009-04-23 | 2010-04-14 | 佛吉亚(上海)管理有限公司 | Locking mechanism of manual height-adjusting mechanism for automobile chairs |
| CN101850733A (en) * | 2010-06-13 | 2010-10-06 | 浙江龙生汽车部件股份有限公司 | One-way operator for lifting automobile seat |
| CN203211128U (en) * | 2013-04-25 | 2013-09-25 | 宁波双林汽车部件股份有限公司 | Simple reverse locking transmission device |
-
2013
- 2013-04-25 CN CN201310175040.5A patent/CN103241142B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19953630C2 (en) * | 1999-11-09 | 2003-01-16 | Keiper Gmbh & Co | Vehicle seat with height adjuster |
| EP1894769A1 (en) * | 2005-03-31 | 2008-03-05 | TS Tech Co., Ltd | Seat height adjustment device for automobile |
| CN201437336U (en) * | 2009-04-23 | 2010-04-14 | 佛吉亚(上海)管理有限公司 | Locking mechanism of manual height-adjusting mechanism for automobile chairs |
| CN101850733A (en) * | 2010-06-13 | 2010-10-06 | 浙江龙生汽车部件股份有限公司 | One-way operator for lifting automobile seat |
| CN203211128U (en) * | 2013-04-25 | 2013-09-25 | 宁波双林汽车部件股份有限公司 | Simple reverse locking transmission device |
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| Publication number | Publication date |
|---|---|
| CN103241142A (en) | 2013-08-14 |
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