CN104175914B - A kind of simple high pulling torque bidirectional self-locking apparatus of lifting automobile seat actuator - Google Patents
A kind of simple high pulling torque bidirectional self-locking apparatus of lifting automobile seat actuator Download PDFInfo
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- CN104175914B CN104175914B CN201410442823.XA CN201410442823A CN104175914B CN 104175914 B CN104175914 B CN 104175914B CN 201410442823 A CN201410442823 A CN 201410442823A CN 104175914 B CN104175914 B CN 104175914B
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Abstract
The invention discloses the simple high pulling torque bidirectional self-locking apparatus of a kind of lifting automobile seat actuator, including brake block (1), spring (2), shell (3).The present invention uses the device that above-mentioned component is constituted, four even cloth of brake block are in the enclosure, the exterior arc surface of brake block and the contact internal walls of shell, the inner arc surface of brake block is by the peripheral support of driving cam, by spring supporting between spacing before and after four brake block, four brake block between the upper and lower away between isolated by the flange of driving cam；During work, forward exerts a force, internal tooth driver plate drive the exterior arc surface of brake block to make rotation clockwise or counterclockwise along the inwall of shell, and drive driving cam to comply with rotation output；Reverse force, the inner arc surface end being driven brake block by the flange of driving cam makees rotation clockwise or counterclockwise, brake block produces reversion by the technical scheme of driving cam locking, makes lifting automobile seat actuator reach to simplify structure, reduce body, alleviate weight, reduce cost, be easy to the purpose of assembling.
Description
Technical field
The present invention relates to the brake unit of lifting automobile seat actuator, specifically refer to the simple high pulling torque bidirectional self-locking apparatus of a kind of lifting automobile seat actuator for manual car seat lifting regulator.
Background technology
Lifting automobile seat actuator is said good-bye and is moved and electronic two kinds, manual car seat lifting regulator is based on the demand of driver and crew, manually the height to automotive seat position carries out the device of lift adjustment, it is called for short actuator, bidirectional self-locking apparatus is actuator for stoping automotive seat inversely to exert a force the device making the input of actuator take a turn for the worse from the outfan of actuator, so-called two-way refers to that two rotate force direction clockwise or counterclockwise；The bidirectional self-locking apparatus of prior art, such as Chinese patent, publication No. CN102837624, " a kind of Manual lifting adjustment device with double pawl driving and brake block interchangeability " of application number 201210353094.1, including be clipped in respectively driving cam up and down before and after four brake block of two layers and two jump rings and shell, refering to Fig. 7, its structure is complicated, weight is big, cost is high, is difficult to assembling, and efficiency of assembling is low, therefore, there are the problems and shortcomings that structure is complicated, body is big, Heavy Weight, cost are high, efficiency of assembling is low in prior art.
Summary of the invention
The problems and shortcomings existed for above-mentioned prior art, the present invention uses the device being made up of brake block, spring, shell, and wherein, brake block is the ring sector structure steel components being provided with pulling hole, spring is cylindroid helical-coil compression spring, and shell has the end, thin-wall circular tubbiness punching of the steel plate component in vain in being；Four brake block stay in the centripetal inner chamber being evenly spaced in shell of spacing mutually, the exterior arc surface of brake block and the contact internal walls of shell, the inner arc surface of brake block is supported by the peripheral contact of driving cam, be provided with between spacing before and after four brake block spring supporting isolation, four brake block between the upper and lower away between by driving cam flange isolate support；During work, forward exerts a force, internal tooth driver plate exert a force, and the reversed column of internal tooth driver plate drives the exterior arc surface of brake block to make rotation clockwise or counterclockwise along the inwall of shell through described pulling hole, and drives driving cam to comply with rotation output；Reverse force, exerted a force by driving cam, the flange of driving cam drives the inner arc surface end of brake block to make rotation clockwise or counterclockwise, now, brake block is with pulling hole as fulcrum, produce the rotation contrary with the direction of rotation of driving cam, the brake block rotation of ring sector struts, driving cam is propped up by the inner arc surface end of brake block, the inwall of shell is propped up by the exterior arc surface end of brake block, make driving cam through brake block by the technical scheme of shell braking and locking, the simple high pulling torque bidirectional self-locking apparatus of a kind of lifting automobile seat actuator is provided, it is intended to make lifting automobile seat actuator, reach to simplify structure, reduce body, alleviate weight, reduce cost, it is easy to the purpose of assembling.
The object of the present invention is achieved like this: the simple high pulling torque bidirectional self-locking apparatus of a kind of lifting automobile seat actuator, including brake block, spring, shell, wherein: described brake block is the steel components that ring sector is block, brake block center is provided with the manhole of left and right directions and is referred to as pulling hole, the referred to above as exterior arc surface of brake block, the hereinafter referred to as inner arc surface of brake block；
The middle part of described exterior arc surface is provided with the arc-shaped slot of left and right directions and is referred to as avoiding hollow groove, and described inner arc surface is downwardly projecting arc surface；Before and after brake block, the top of side is respectively equipped with the rectangular through slot of left and right directions and is referred to as spring groove；
Described spring is cylindroid helical-coil compression spring；
Described shell is that the left side is opened wide, the right side has the end and bottom centre to be provided with the thin-wall circular tubbiness punching of the steel plate component of manhole, the manhole at outer casing bottom center is used for the driving cam to outfan transmission and central shaft built with actuator, described driving cam is the rhombus steel components of upper and lower tack, the arc surface that the middle part of driving cam front-rear side walls is concentric with described central shaft is referred to as periphery, and before and after driving cam, projection is referred to as flange；
Four brake block stay in the centripetal inner chamber being evenly spaced in shell of spacing mutually, the described exterior arc surface of brake block and the contact internal walls of shell, the described inner arc surface of brake block supports with the described peripheral contact of driving cam, before and after four brake block between spacing through described spring groove snap in spring supporting isolation, four brake block between the upper and lower away between by driving cam described flange isolate support.
The face, direction of said structure statement is divided into up, down, left, right, front, rear side, wherein, before be the face in the face of device front view, after be and be described before the most relative face.
Operation principle and beneficial effect
During work, the internal tooth driver plate of actuator exerting a force is forward force, the driving cam of actuator exert a force as reverse force.
Forward exerts a force, and the reversed column of internal tooth driver plate drives the exterior arc surface of brake block to make rotation clockwise or counterclockwise along the inwall of shell through described pulling hole, and drives driving cam to comply with rotation to export through central shaft；
The most reverse force, after the flange of driving cam is upper before driving, the inner arc surface end of lower two brake block turns clockwise, now, before upper after lower two brake block make to rotate counterclockwise with pulling hole for fulcrum, the brake block rotary opening counterclockwise tensioning that after on before, lower two rings are fan-shaped, after on before, driving cam is propped up by the described inner arc surface of lower two brake block, and the inwall of shell is propped up by described exterior arc surface, makes driving cam cannot rotate and be locked out；
The most reverse force, the flange of driving cam drives the inner arc surface end of front lower rear upper two brake block to make to rotate counterclockwise, now, after front lower, upper two brake block turn clockwise with pulling hole for fulcrum, the brake block that after front lower, upper two rings are fan-shaped turns clockwise and struts tensioning, after front lower, driving cam is propped up by the described inner arc surface of upper two brake block, and the inwall of shell is propped up by described exterior arc surface, makes driving cam cannot rotate and be locked out；And the force of driving cam is the biggest, the clamping force of brake block is the biggest, and produced braking torque is the biggest.
The brake block of this device is that monolayer is arranged, and simple in construction, easy for installation, the volume of brake block is little, lightweight；Make lifting automobile seat actuator, simplify structure, reduce body, alleviate weight, reduce cost.
Above-mentioned, the present invention uses the device being made up of brake block, spring, shell, and wherein, brake block is the ring sector structure steel components being provided with pulling hole, and spring is cylindroid helical-coil compression spring, and shell has the end, thin-wall circular tubbiness punching of the steel plate component in vain in being；Four brake block stay in the centripetal inner chamber being evenly spaced in shell of spacing mutually, the exterior arc surface of brake block and the contact internal walls of shell, the inner arc surface of brake block is supported by the peripheral contact of driving cam, be provided with between spacing before and after four brake block spring supporting isolation, four brake block between the upper and lower away between by driving cam flange isolate support；During work, forward exerts a force, internal tooth driver plate exert a force, and the reversed column of internal tooth driver plate drives the exterior arc surface of brake block to make rotation clockwise or counterclockwise along the inwall of shell through described pulling hole, and drives driving cam to comply with rotation output；Reverse force, exerted a force by driving cam, the flange of driving cam drives the inner arc surface end of brake block to make rotation clockwise or counterclockwise, now, brake block is with pulling hole as fulcrum, produce the rotation contrary with the direction of rotation of driving cam, the brake block rotation of ring sector struts, driving cam is propped up by the inner arc surface end of brake block, the inwall of shell is propped up by the exterior arc surface end of brake block, make driving cam through brake block by the technical scheme of shell braking and locking, overcome prior art and there is structure complexity, body is big, Heavy Weight, cost is high, the problems and shortcomings that efficiency of assembling is low, the simple high pulling torque bidirectional self-locking apparatus of a kind of lifting automobile seat actuator provided, lifting automobile seat actuator is made to have reached simplification structure, reduce body, alleviate weight, reduce cost, it is easy to the purpose of assembling.
Accompanying drawing explanation
Fig. 1 is the main optical axis geodesic structure schematic diagram of the simple high pulling torque bidirectional self-locking apparatus of a kind of lifting automobile seat actuator of the present invention；
Fig. 2 is the main optical axis geodesic structure schematic diagram of brake block 1 parts of the simple high pulling torque bidirectional self-locking apparatus of a kind of lifting automobile seat actuator of the present invention；
Fig. 3 is the simple high pulling torque bidirectional self-locking apparatus of a kind of lifting automobile seat actuator of the present invention, and the master being positioned in application actuator regards sectional structure schematic diagram；
Fig. 4 is that decomposing schematic representation surveyed by the right optical axis of the application actuator of the simple high pulling torque bidirectional self-locking apparatus of a kind of lifting automobile seat actuator of the present invention；
Fig. 5 is that the left view axle of the application actuator of the simple high pulling torque bidirectional self-locking apparatus of a kind of lifting automobile seat actuator of the present invention surveys decomposing schematic representation；
Fig. 6 is that the external structure axle of the application actuator of the simple high pulling torque bidirectional self-locking apparatus of a kind of lifting automobile seat actuator of the present invention measures intention；
Fig. 7 is that the axle of a kind of bidirectional self-locking apparatus of prior art measures intention.
The present invention is described in further detail by the embodiment in below in conjunction with the accompanying drawings, but should not be construed as any limitation of the invention.
In figure: brake block 1, pulling hole 11, inner arc surface 12, exterior arc surface 13, spring 2, shell 3, driving cam 01, periphery 011, flange 012, internal tooth driver plate 02, reversed column 021, central shaft 03.
Detailed description of the invention
Refering to Fig. 1～Fig. 6, a kind of simple high pulling torque bidirectional self-locking apparatus of the lifting automobile seat actuator of the present invention, including brake block 1, spring 2, shell 3, wherein: described brake block 1 is the steel components that ring sector is block, brake block 1 center is provided with the manhole of left and right directions and is referred to as pulling hole 11, the referred to above as exterior arc surface 13 of brake block 1, the hereinafter referred to as inner arc surface 12 of brake block 1；
The middle part of described exterior arc surface 13 is provided with the arc-shaped slot of left and right directions and is referred to as avoiding hollow groove, and described inner arc surface 12 is downwardly projecting arc surface；Before and after brake block 1, the top of side is respectively equipped with the rectangular through slot of left and right directions and is referred to as spring groove；
Described spring 2 is cylindroid helical-coil compression spring；
Described shell 3 opens wide for the left side, there is the thin-wall circular tubbiness punching of the steel plate component that the end and bottom centre be provided with manhole on the right side, the manhole of shell 3 bottom centre is used for the driving cam 01 to outfan transmission and central shaft 03 built with actuator, described driving cam 01 is the rhombus steel components of upper and lower tack, the arc surface that the middle part of driving cam 01 front-rear side walls is concentric with described central shaft is referred to as periphery 011, and before and after driving cam 01, projection is referred to as flange 012；
Four brake block 1 stay in the centripetal inner chamber being evenly spaced in shell 3 of spacing mutually, the described exterior arc surface of brake block 1 and the contact internal walls of shell 3, the described inner arc surface of brake block 1 contacts support with the described periphery 011 of driving cam 01, before and after four brake block 1 between spacing through described spring groove snap in spring 2 support isolation, four brake block 1 between the upper and lower away between isolated support by the described flange 012 of driving cam 01.
The face, direction of said structure statement is divided into up, down, left, right, front, rear side, wherein, before be the face in the face of device front view, after be and be described before the most relative face.
Operation principle and beneficial effect
During work, the internal tooth driver plate 02 of actuator exerting a force is forward force, the driving cam 01 of actuator exert a force as reverse force.
Forward exerts a force, and the reversed column 021 of internal tooth driver plate 02 drives the exterior arc surface 13 of brake block 1 to make rotation clockwise or counterclockwise along the inwall of shell 3 through described pulling hole 11, and drives driving cam 01 to comply with rotation to export through central shaft 03；
The most reverse force, after the flange 012 of driving cam 01 is upper before driving, inner arc surface 12 end of lower two brake block 1 turns clockwise, now, before upper after lower two brake block 1 make rotation counterclockwise with pulling hole 11 for fulcrum, the brake block 1 rotary opening tensioning counterclockwise that after on before, lower two rings are fan-shaped, after on before, driving cam 01 is propped up by the described inner arc surface 12 of lower two brake block 1, and the inwall of shell 3 is propped up by described exterior arc surface 13, makes driving cam 01 cannot rotate and be locked out；
The most reverse force, the flange 012 of driving cam 01 drives inner arc surface 12 end of front lower rear upper two brake block 1 to make to rotate counterclockwise, now, after front lower, upper two brake block 1 turn clockwise with pulling hole 11 for fulcrum, the brake block 1 that after front lower, upper two rings are fan-shaped turns clockwise and struts tensioning, after front lower, driving cam 01 is propped up by the described inner arc surface 12 of upper two brake block 1, and the inwall of shell 3 is propped up by described exterior arc surface 13, makes driving cam 01 cannot rotate and be locked out；And the force of driving cam 01 is the biggest, the clamping force of brake block 1 is the biggest, and produced braking torque is the biggest.
The brake block 1 of this device is arranged for monolayer, and simple in construction, easy for installation, the volume of brake block 1 is little, lightweight；Make lifting automobile seat actuator, simplify structure, reduce body, alleviate weight, reduce cost.
Claims (1)
1. a simple high pulling torque bidirectional self-locking apparatus for lifting automobile seat actuator, including brake block (1),
Spring (2), shell (3), it is characterised in that: described brake block (1) is the steel components that ring sector is block, system
Motion block (1) center is provided with the manhole of left and right directions and is referred to as pulling hole (11), the referred to above as cylindrical of brake block (1)
Cambered surface (13), the hereinafter referred to as inner arc surface (12) of brake block (1)；
The middle part of described exterior arc surface (13) is provided with the arc-shaped slot of left and right directions and is referred to as avoiding hollow groove, described Inner arc
Face (12) is downwardly projecting arc surface；Before and after brake block (1), the top of side is respectively equipped with the square of left and right directions
Shape groove is referred to as spring groove；
Described spring (2) is cylindroid helical-coil compression spring；
Described shell (3) is the thin-wall circular that the left side is opened wide, the right side has the end and bottom centre to be provided with manhole
Tubbiness punching of the steel plate component, the manhole of shell (3) bottom centre is used for passing to outfan built with actuator
Dynamic driving cam (01) and central shaft (03), described driving cam (01) is the rhombus steel components of upper and lower tack,
The arc surface that the middle part of driving cam (01) front-rear side walls is concentric with described central shaft is referred to as periphery (011), transmission
Before and after cam (01), projection is referred to as flange (012)；
Four brake block (1) are stayed in the centripetal inner chamber being evenly spaced in shell (3) of spacing mutually, brake block (1) described
Exterior arc surface and the institute of the contact internal walls of shell (3), the described inner arc surface of brake block (1) and driving cam (01)
State periphery (011) contact to support, before and after four brake block (1), between spacing, snap in spring (2) through described spring groove
Support isolation, four brake block (1) between the upper and lower away between by driving cam (01) described flange (012) isolate
Support.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410442823.XA CN104175914B (en) | 2014-08-26 | 2014-08-26 | A kind of simple high pulling torque bidirectional self-locking apparatus of lifting automobile seat actuator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410442823.XA CN104175914B (en) | 2014-08-26 | 2014-08-26 | A kind of simple high pulling torque bidirectional self-locking apparatus of lifting automobile seat actuator |
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| Publication Number | Publication Date |
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| CN104175914A CN104175914A (en) | 2014-12-03 |
| CN104175914B true CN104175914B (en) | 2016-08-24 |
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| CN201410442823.XA Active CN104175914B (en) | 2014-08-26 | 2014-08-26 | A kind of simple high pulling torque bidirectional self-locking apparatus of lifting automobile seat actuator |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201961187U (en) * | 2011-03-22 | 2011-09-07 | 苏州忠明祥和精工有限公司 | Universal zero clearance angle regulator |
| CN102991379A (en) * | 2012-12-24 | 2013-03-27 | 苏州忠明祥和精工有限公司 | High-strength angle adjuster |
| CN204020620U (en) * | 2014-08-26 | 2014-12-17 | 宁波双林汽车部件股份有限公司 | A kind of simple and easy high pulling torque bidirectional self-locking apparatus of lifting automobile seat regulating control |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19725899C2 (en) * | 1997-06-13 | 1999-10-28 | Brose Fahrzeugteile | Actuator acting on both sides |
| DE19958300B4 (en) * | 1999-12-03 | 2007-04-12 | C. Rob. Hammerstein Gmbh & Co. Kg | Adjustment device for a motor vehicle seat with a Klemmgesperre having a first locking part and a second locking part |
| KR100442747B1 (en) * | 2002-03-14 | 2004-08-02 | 주식회사다스 | Pumping device of seat for vehicle |
| JP2004338426A (en) * | 2003-05-13 | 2004-12-02 | Fuji Kiko Co Ltd | Height adjusting apparatus of seat for vehicle |
| KR100490313B1 (en) * | 2003-07-12 | 2005-05-18 | 주식회사다스 | Pumping device of seat for vehicle |
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2014
- 2014-08-26 CN CN201410442823.XA patent/CN104175914B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201961187U (en) * | 2011-03-22 | 2011-09-07 | 苏州忠明祥和精工有限公司 | Universal zero clearance angle regulator |
| CN102991379A (en) * | 2012-12-24 | 2013-03-27 | 苏州忠明祥和精工有限公司 | High-strength angle adjuster |
| CN204020620U (en) * | 2014-08-26 | 2014-12-17 | 宁波双林汽车部件股份有限公司 | A kind of simple and easy high pulling torque bidirectional self-locking apparatus of lifting automobile seat regulating control |
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| CN104175914A (en) | 2014-12-03 |
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