CN104074411B - Side door lock drive mechanism - Google Patents

Side door lock drive mechanism Download PDF

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Publication number
CN104074411B
CN104074411B CN201410343161.0A CN201410343161A CN104074411B CN 104074411 B CN104074411 B CN 104074411B CN 201410343161 A CN201410343161 A CN 201410343161A CN 104074411 B CN104074411 B CN 104074411B
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China
Prior art keywords
ratchet
base plate
self
slide block
riveting axle
Prior art date
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Application number
CN201410343161.0A
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Chinese (zh)
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CN104074411A (en
Inventor
谢长江
彭跃林
徐迎庆
贾现春
邹强
黄荣
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Wuxi Xinrun Automotive Safety System Co., Ltd.
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WUXI XINRUN AUTOMOTIVE SAFETY SYSTEM CO Ltd
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Priority to CN201410343161.0A priority Critical patent/CN104074411B/en
Publication of CN104074411A publication Critical patent/CN104074411A/en
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Publication of CN104074411B publication Critical patent/CN104074411B/en
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Abstract

The invention belongs to automobile door lock system field, specifically a kind of side door lock drive mechanism, including base plate, ratchet riveting axle, ratchet riveting axle it is fixed with on described base plate, pawl wheel is connected on described ratchet riveting axle, pawl rotation is connected on described ratchet riveting axle, and described ratchet front portion pawl end is resisted against the locking engagement cambered surface of ratchet;Rotating away from ratchet riveting axle one side end on base plate and be provided with power transmission shaft, driving cam interference fit is connected on described power transmission shaft, and on base plate, the lower section corresponding to described power transmission shaft is provided with slide block locating shaft.Product structure of the present invention is the compactest, by arranging connecting rod slider cam structure on base plate, can effectively make driving force reduce, and simple in construction substantially increases transmission efficiency and transmission stability.

Description

Side door lock drive mechanism
Technical field
This utility model belongs to automobile door lock system field, specifically a kind of side door lock drive mechanism.
Background technology
Electronic clamp function of pulling into is a kind of development along with control technology and a kind of Novel automotive door lock function of producing, its principle is (to be in semi-locked state) when car door is fastened the most completely, motor on side door lock drives door lock ratchet, drives snap close to enter full locking state.
Existing clamp functional entity of pulling into is all the center rotating by connecting rod, and eventually through driving ratchet to realize this function, its structure is complicated, and functional reliability is poor, and required driving force is big, the most just needs bigger motor and gear reduction ratio to realize this function.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of simple in construction, side door lock drive mechanism ingenious, rational, this drive mechanism can be greatly improved transmission efficiency and transmission stability.
The technical scheme provided according to this utility model: a kind of side door lock drive mechanism, including base plate, it is characterised by: on described base plate, be fixed with ratchet riveting axle, ratchet riveting axle, pawl wheel is connected on described ratchet riveting axle, pawl rotation is connected on described ratchet riveting axle, and described ratchet front portion pawl end is resisted against half locking engagement cambered surface of ratchet;Base plate rotates away from ratchet riveting axle one side end and is provided with power transmission shaft, driving cam interference fit is connected on described power transmission shaft, on base plate, the lower section corresponding to described power transmission shaft is provided with slide block locating shaft, slide block is connected on described slide block locating shaft by the kidney slot that its surface is offered, on slide block locating shaft, also matched in clearance connection has self-priming cam, described self-priming cam is placed in the bottom of slide block, and clutch arm is connected on slide block by clutch arm riveting axle;Base plate is additionally provided with self-priming cam push pedal;The concave surface of self-priming cam matches with self-priming cam push pedal end face, and the end force surface of self-priming cam matches with the field of conjugate action of ratchet.
As further improvement of the utility model, described clutch arm front end is stretched out outside slide block.
As further improvement of the utility model, base plate is additionally provided with sliding support boss, ratchet body is formed by the arm of force, arc pawl, described by forming groove between the arm of force and arc pawl;Described full locking engagement cambered surface is arranged on ratchet and the end of groove opposite side;Described matched with the end force surface of self-priming cam by arm of force front end, and offer damping trough on by the arm of force.
As further improvement of the utility model, described power transmission shaft lower end is by power transmission shaft lower bearing rotating support in base plate bottom cavity, and power transmission shaft upper bearing (metal) rotating support is passed through in external cover plate lower cavity in power transmission shaft upper end.
As further improvement of the utility model, described power transmission shaft outboard end is connected with shaft coupling.
Compared with prior art, advantage is this utility model: this utility model product structure is the compactest, by arranging connecting rod slider cam structure on base plate, can effectively make driving force reduce, and simple in construction substantially increases transmission efficiency and transmission stability.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the connection diagram of self-priming cam push pedal in this utility model.
Fig. 3 is left view of the present utility model.
Detailed description of the invention
Below in conjunction with concrete drawings and Examples, the utility model is described in further detail.
As shown in Fig. 1 ~ 3, including base plate 1, ratchet 2, engaged cambered surface 2-4, full locking engagement cambered surface 2-5, damping trough 2-6, ratchet riveting axle 3, ratchet 4, pawl end 4-1, ratchet riveting axle 5, shaft coupling 6, power transmission shaft 7, driving cam 8, slide block 9, self-priming cam 10, concave surface 10-1, convex surface 10-2, end force surface 10-3, slide block locating shaft 11, clutch arm 12, clutch arm riveting axle 13, power transmission shaft lower bearing 14, power transmission shaft upper bearing (metal) 15, self-priming cam push pedal 16, sliding support boss 17 etc. by arm of force 2-1, arc pawl 2-2, groove 2-3, half locking.
As shown in Fig. 1 ~ 3, this utility model one side door lock drive mechanism, including base plate 1, ratchet riveting axle 3, ratchet riveting axle 5 it is fixed with on described base plate 1, ratchet 2 is rotationally connected with on described ratchet riveting axle 3, ratchet 4 is rotationally connected with on described ratchet riveting axle 5, and the anterior pawl end 4-1 of described ratchet 4 is resisted against half locking engagement cambered surface 2-4 of ratchet 2;Base plate 1 rotates away from ratchet riveting axle 5 one side end and is provided with power transmission shaft 7, driving cam 8 interference fit is connected on described power transmission shaft 7, on base plate 1, the lower section corresponding to described power transmission shaft 7 is provided with slide block locating shaft 11, slide block 9 is connected on described slide block locating shaft 11 by the kidney slot that its surface is offered, on slide block locating shaft 11, also matched in clearance connection has self-priming cam 10, described self-priming cam 10 is placed in the bottom of slide block 9, clutch arm 12 is connected on slide block 9 by clutch arm riveting axle 13, and clutch arm 12 front end is stretched out outside slide block 9;Base plate 1 is additionally provided with self-priming cam push pedal 16;The concave surface 10-1 of self-priming cam 10 matches with self-priming cam push pedal 16 end face, and the end force surface 10-3 of self-priming cam 10 matches with the field of conjugate action of ratchet 2.
Base plate 1 is additionally provided with sliding support boss 17, ratchet 2 body is formed by arm of force 2-1, arc pawl 2-2, described by forming groove 2-3 between arm of force 2-1 and arc pawl 2-2;Described full locking engagement cambered surface 2-5 is arranged at the end on ratchet 2 with groove 2-3 opposite side;Described matched with the end force surface 10-3 of self-priming cam 10 by arm of force 2-1 front end, and offer damping trough 2-6 on by arm of force 2-1.
Power transmission shaft 7 lower end is by power transmission shaft lower bearing 14 rotating support in base plate 1 bottom cavity, and power transmission shaft upper bearing (metal) 15 rotating support is passed through in external cover plate lower cavity in power transmission shaft 7 upper end.
Power transmission shaft 7 outboard end is connected with shaft coupling 6, is connected by the output shaft of shaft coupling 6 with external motor.
The work process of this utility model product is as follows: when ratchet 2 is engaged in half locking state with ratchet 4, as shown in Figure 1, motor exports rotary motion by gear-box, power transmission shaft 7 clockwise movement is driven by shaft coupling 6, power transmission shaft 7 drives driving cam 8 clockwise movement, driving cam 8 wears movable slider 9 and clutch arm 12 upward sliding together by arc of contact, clutch arm 12 projection drives self-priming cam push pedal 16 upward sliding, self-priming cam push pedal 16 promotes self-priming cam 10 to turn clockwise, self-priming cam 10 turns clockwise and wears dynamic ratchet 2 by arc of contact and rotate counterclockwise and enter full lock position with ratchet 4.
This utility model product, by using simple connecting rod and cam mixed organization to realize electronic pulling clamp function into, makes driving force reduce, simple in construction, achieve and realize electronic pulling clamp function into little torque motor, improve transmission efficiency, because part is less, make whole lock stability be greatly improved.

Claims (3)

1. a side door lock drive mechanism, including base plate (1), it is characterized in that: on described base plate (1), be fixed with ratchet riveting axle (3), ratchet riveting axle (5), ratchet (2) is rotationally connected with on described ratchet riveting axle (3), ratchet (4) is rotationally connected with on described ratchet riveting axle (5), and the anterior pawl end (4-1) of described ratchet (4) is resisted against half locking engagement cambered surface (2-4) of ratchet (2);Base plate (1) rotates away from ratchet riveting axle (5) side end and is provided with power transmission shaft (7), driving cam (8) interference fit is connected on described power transmission shaft (7), on base plate (1), the lower section corresponding to described power transmission shaft (7) is provided with slide block locating shaft (11), slide block (9) is connected on described slide block locating shaft (11) by the kidney slot that its surface is offered, connect in the upper also matched in clearance of slide block locating shaft (11) and have self-priming cam (10), described self-priming cam (10) is placed in the bottom of slide block (9), clutch arm (12) is connected on slide block (9) by clutch arm riveting axle (13);Base plate (1) is additionally provided with self-priming cam push pedal (16);The concave surface (10-1) of self-priming cam (10) matches with self-priming cam push pedal (16) end face, and the end force surface (10-3) of self-priming cam (10) matches with the field of conjugate action of ratchet (2);Slide block (9) outside is stretched out in described clutch arm (12) front end.
2. side door lock drive mechanism as claimed in claim 1, it is characterized in that: on base plate (1), be additionally provided with sliding support boss (17), it is formed with by the arm of force (2-1), arc pawl (2-2) on ratchet (2) body, described by forming groove (2-3) between the arm of force (2-1) and arc pawl (2-2);Full locking engagement cambered surface (2-5) is arranged on ratchet (2) and the end of groove (2-3) opposite side;Described matched with the end force surface (10-3) of self-priming cam (10) by the arm of force (2-1) front end, and offer damping trough (2-6) on by the arm of force (2-1).
3. side door lock drive mechanism as claimed in claim 1, it is characterised in that: described power transmission shaft (7) outboard end is connected with shaft coupling (6).
CN201410343161.0A 2014-07-17 2014-07-17 Side door lock drive mechanism Active CN104074411B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410343161.0A CN104074411B (en) 2014-07-17 2014-07-17 Side door lock drive mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410343161.0A CN104074411B (en) 2014-07-17 2014-07-17 Side door lock drive mechanism

Publications (2)

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CN104074411A CN104074411A (en) 2014-10-01
CN104074411B true CN104074411B (en) 2016-08-24

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104895427B (en) * 2015-06-18 2017-05-24 无锡忻润汽车安全系统有限公司 Mechanism for implementing unlocking state of automobile door under frozen condition
CN104895424B (en) * 2015-06-18 2018-01-26 无锡忻润汽车安全系统有限公司 Side door lock transmission mechanism
CN105604410A (en) * 2016-03-03 2016-05-25 皓月汽车安全系统技术股份有限公司 Actuator for self-suction type side door lock assembly
CN105604411B (en) * 2016-03-03 2017-12-29 皓月汽车安全系统技术股份有限公司 Self-priming side door lock assembly

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04297685A (en) * 1991-03-26 1992-10-21 Mitsui Mining & Smelting Co Ltd Two ratchet type car door lock device
JPH10246047A (en) * 1997-03-07 1998-09-14 Shiroki Corp Auto-closer of door
CN1987028A (en) * 2005-12-21 2007-06-27 比亚迪股份有限公司 Automobile door lock
CN101109246A (en) * 2007-08-10 2008-01-23 宁波信泰机械有限公司 Full-automatic electric door lock for vehicle
CN204186175U (en) * 2014-07-17 2015-03-04 无锡忻润控制软件有限公司 Side door lock transmission mechanism

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4583634B2 (en) * 2001-02-26 2010-11-17 アイシン機工株式会社 Vehicle door opening and closing device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04297685A (en) * 1991-03-26 1992-10-21 Mitsui Mining & Smelting Co Ltd Two ratchet type car door lock device
JPH10246047A (en) * 1997-03-07 1998-09-14 Shiroki Corp Auto-closer of door
CN1987028A (en) * 2005-12-21 2007-06-27 比亚迪股份有限公司 Automobile door lock
CN101109246A (en) * 2007-08-10 2008-01-23 宁波信泰机械有限公司 Full-automatic electric door lock for vehicle
CN204186175U (en) * 2014-07-17 2015-03-04 无锡忻润控制软件有限公司 Side door lock transmission mechanism

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Effective date of registration: 20160509

Address after: 214192 No. two, No. 158, Furong Road, Xishan Economic Development Zone, Xishan District, Jiangsu, Wuxi

Applicant after: Wuxi Xinrun Automotive Safety System Co., Ltd.

Address before: 214135 Jiangsu New District of Wuxi City Linghu Road No. 200 national hi tech Industrial Development Zone, Taihu international science and Technology Park

Applicant before: WUXI XINRUN CONTROL SOFTWARE CO., LTD.

C41 Transfer of patent application or patent right or utility model
GR01 Patent grant
C14 Grant of patent or utility model