CN104155032A - Measuring device for wire drawing pulling force of automobile door lock - Google Patents
Measuring device for wire drawing pulling force of automobile door lock Download PDFInfo
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- CN104155032A CN104155032A CN201410375543.1A CN201410375543A CN104155032A CN 104155032 A CN104155032 A CN 104155032A CN 201410375543 A CN201410375543 A CN 201410375543A CN 104155032 A CN104155032 A CN 104155032A
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- bearing
- ball screw
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- door lock
- pulling force
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Abstract
The invention relates to a measuring device for wire drawing pulling force of an automobile door lock. The lower end of a protective cover is fixedly mounted on a base; an upper cross beam is fixed at the upper end of the protective cover; the upper end of a linear guide rod is fixed on the upper cross beam; the lower end of the linear guide rod is fixed on the base; the linear guide rod is equipped with a linear bearing; the upper end of a ball screw is mounted on the upper cross beam through an upper bearing component in a supporting manner; the lower part of the ball screw is mounted on the base through a lower bearing component in a supporting manner; the ball screw is equipped with a screw rod nut; a servo motor is connected with a speed reducer; the output shaft of the speed reducer is connected with the lower end of the ball screw through a shaft coupling; the linear bearing and the screw rod nut are together embedded inside a movable crossbeam; a sensor is fixed on the movable crossbeam; a lower clamp is mounted at the upper part of the sensor; a bending bearing is mounted at the lower part of the sensor; an upper clamp is fixed on the upper cross beam through the fixed shaft of the upper clamp. The measuring device for the wire drawing pulling force of the automobile door lock is simple in structure and convenient to use; the wire drawing pulling force of the automobile door lock can be accurately measured; the improvement of user experience is facilitated and the development of the automobile market is promoted.
Description
Technical field
The present invention relates to a kind of measuring equipment, specifically a kind of measurement mechanism of automobile door lock pull wire pulling force.
Background technology
Along with developing rapidly of auto industry, people also rise gradually to the composite request of automobile.From only focus on appearance design, interior design that the performance index such as discharge capacity, oil consumption of automobile rise to automobile in the past, also proposed specific requirement, the requirement that goes so far as the comfort level that the current driving to automobile experiences, takes is also more and more higher.
As everyone knows, automobile door lock is requisite parts in current motor vehicles for civilian use, the design of automobile door lock pull wire pulling force is an important research project in automobile door lock design, its actual experience also affects people's consumption trend to a certain extent, if design unreasonable, be easy to cause client's sense of discomfort, in the epoch of quality of the life being improved day by day current people, easily cause client's complaint and complaint; Therefore, be necessary to design a kind of device and detect automobile door lock pull wire pulling force.Current a lot of enterprise, when doing the detection of automobile door lock pull wire pulling force, does not have single-minded equipment to detect, and just at will uses several cylinders, and a cylinder front end dress power sensor, then drives wire drawing to strain by power sensor.Like this, in test process, because exerting oneself of cylinder is a process increasing suddenly, and be easy to be subject to the impact of air pressure.When needs detect a large amount of wire drawings, need to dismantle frequently wire drawing stationary fixture, serious loses time, and the present invention adopts servomotor to drive ball screw action, and is furnished with quick-speed jigs head.Because the private accurate location that takes motor and ball screw, coordinate again high-precision force sensor, so just can accurately measure the maximum bearing tension of wire drawing, and the pulling force that wire drawing is applied is a process slowly increasing, so just can well reflect the deformation process of wire drawing, the most real data of accurate recording.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of measurement mechanism of automobile door lock pull wire pulling force is provided, it is simple in structure, easy to use, can Accurate Determining automobile door lock pull wire pulling force, be conducive to improve user and experience, promote automobile market development.
According to technical scheme provided by the invention: the measurement mechanism of automobile door lock pull wire pulling force, is characterized in that: comprise servomotor, pedestal, protective cover, joint flange, shaft coupling, speed reduction unit, linear bearing, moving beam, feed screw nut, lower clamp, sensor, anti-folding bearing, linear guide, ball screw, upper fixture stationary shaft, upper fixture and entablature; Described protective cover lower end is fixedly mounted on pedestal, and described entablature is fixed on protective cover upper end; Described linear guide vertically arranges, and linear guide upper end is fixed on entablature, and linear guide lower end is fixed on pedestal, is furnished with linear bearing on linear guide; Described ball screw vertically arranges, and ball screw upper end is arranged on entablature by the supporting of head bearing assembly, and ball screw bottom is supported and is arranged on pedestal by lower bearing component, is furnished with the feed screw nut who coordinates with its formation screw thread transmission on ball screw; Described servomotor is connected with speed reduction unit, and speed reduction unit is fixed on joint flange, and joint flange is fixed on pedestal; The output shaft of speed reduction unit is connected with ball screw lower end by shaft coupling, and servomotor drives ball screw to rotate by speed reduction unit; Described linear bearing and feed screw nut are inlaid in moving beam jointly, thereby guarantee that ball screw drives the upper and lower rectilinear motion of moving beam while rotating; Sensor is fixed on moving beam, and lower clamp is installed on sensor top, and anti-folding bearing is installed in bottom; Upper fixture is fixed on entablature by upper fixture stationary shaft.
As a further improvement on the present invention, described head bearing assembly comprises deep groove ball bearing, and described ball screw upper end is inlaid in entablature by deep groove ball bearing is installed, and deep groove ball bearing blocks with shaft block ring; Described lower bearing component comprises set nut, angular contact bearing, blind flange, spacer, described ball screw lower end is inlaid in joint flange by established angle contact bearing, blind flange is arranged on angular contact bearing top, on the ball screw of angular contact bearing below, set nut is installed, between set nut and angular contact ball bearing, spacer is installed, spacer withstands the inner ring of angular contact ball bearing.
As a further improvement on the present invention, described deep groove ball bearing adopts biserial deep groove ball bearing, and described angular contact bearing adopts double-row angular contact bal bearing.
As a further improvement on the present invention, described sensor adopts wheel spoke type sensor.
compared with prior art, tool has the following advantages in the present invention:the present invention is simple in structure, easy to use, can Accurate Determining automobile door lock pull wire pulling force, and be conducive to improve user and experience, promote automobile market development.
Accompanying drawing explanation
Fig. 1 is the structural front view of the embodiment of the present invention.
Fig. 2 is that A-A in Fig. 1 is to cut-open view.
Fig. 3 is the vertical view of Fig. 1.
Fig. 4 is the I portion enlarged diagram in Fig. 2.
Fig. 5 is the II portion enlarged diagram in Fig. 2.
Fig. 6 is the III portion enlarged diagram in Fig. 2.
Embodiment
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As shown in the figure: the measurement mechanism of the automobile door lock pull wire pulling force in embodiment is mainly comprised of servomotor 1, pedestal 2, protective cover 3, joint flange 4, shaft coupling 5, set nut 6, angular contact ball bearing 7, blind flange 8, spacer 9, speed reduction unit 10, linear bearing 11, moving beam 12, feed screw nut 13, lower clamp 14, sensor 15, anti-folding bearing 16, linear guide 17, ball screw 18, upper fixture stationary shaft 19, upper fixture 20, entablature 21 and deep groove ball bearing 22 etc.
As shown in Fig. 1 ~ Fig. 6, described protective cover 3 lower ends are fixedly mounted on pedestal 2, and described entablature 21 is fixed on protective cover 3 upper ends; Described linear guide 17 vertically arranges, and linear guide 17 upper ends are fixed on entablature 21, and linear guide 17 lower ends are fixed on pedestal 2, are furnished with linear bearing 11 on linear guide 17; Described ball screw 18 vertically arranges, ball screw 18 upper ends are arranged on entablature 21 by the supporting of head bearing assembly, ball screw 18 bottoms are supported and are arranged on pedestal 2 by lower bearing component, are furnished with the feed screw nut 13 who coordinates with its formation screw thread transmission on ball screw 18; Described servomotor 1 is connected with speed reduction unit 10, and servomotor 1 is adjusted output speed and output torque by speed reduction unit 10, and speed reduction unit 10 is fixed on joint flange 4, and joint flange 4 is fixed on pedestal 2; The output shaft of speed reduction unit 10 is connected with ball screw 18 lower ends by shaft coupling 5, and servomotor 1 drives ball screw 18 to rotate by speed reduction unit 10; Described linear bearing 11 and feed screw nut 13 are inlaid in moving beam 12 jointly, thereby guarantee that ball screw 18 drives moving beam rectilinear motion Shang Xia 12 while rotating; Wheel spoke type sensor 15 is fixed on moving beam 12, and lower clamp 14 is installed on wheel spoke type sensor 15 tops, and anti-folding bearing (16) is installed in bottom; Upper fixture 20 is fixed on entablature 21 by upper fixture stationary shaft 19, and entablature 21 is fixed on protective cover 3, thereby guarantees that upper fixture 20 maintains static.
Sensor 15 in the present invention can be selected wheel spoke type sensor 15, and wheel spoke type sensor 15 can adopt conventional products that can outsourcing of the prior art.
As shown in Fig. 4 ~ Fig. 6, described head bearing assembly and lower bearing component are used for guaranteeing that ball screw 18 is free to rotate.Described head bearing assembly comprises deep groove ball bearing 22, and described ball screw 18 upper ends are inlaid in entablature 21 by deep groove ball bearing 22 is installed, and deep groove ball bearing 22 use shaft block rings block; Described lower bearing component comprises set nut 6, angular contact bearing, blind flange 8, spacer 9, described ball screw 18 lower ends are inlaid in joint flange 4 by established angle contact bearing, blind flange 8 is arranged on angular contact bearing top, guaranteed that angular contact ball bearing 7 can not move up, on the ball screw 18 of angular contact bearing below, set nut 6 is installed, 7 of set nut 6 and angular contact ball bearings are installed spacer 9, spacer 9 withstands the inner ring of angular contact ball bearing 7, whole like this ball screw 18 is just firmly fixed on pedestal 2, can not rock.In the embodiment of the present invention, described deep groove ball bearing 22 preferably adopts biserial deep groove ball bearing 22, and described angular contact bearing preferably adopts double-row angular contact bal bearing 7.
Principle of work of the present invention and the course of work are as follows:
When needs measured automobiles door lock wire drawing pulling force, servomotor 1 and speed reduction unit 10 drive ball screw 18 to rotate by shaft coupling 5, ball screw 18 moves up and down by screw thread driving-belt movable wire stem nut 13, thereby the moving beam 12 that makes to be fixed on feed screw nut 13 moves up and down.Need wire drawing one end of measuring to be fixed on fixture 20, the other end is fixed on lower clamp 14; Ball screw 18 drives lower clamp 14 to move downward, and when tested wire drawing tension, is arranged on lower clamp 14 wheel spoke type sensor 15 below and will outputs signal to controller, and computing machine will show now power value size fast.
Claims (4)
1. the measurement mechanism of automobile door lock pull wire pulling force, is characterized in that: comprise servomotor (1), pedestal (2), protective cover (3), joint flange (4), shaft coupling (5), speed reduction unit (10), linear bearing (11), moving beam (12), feed screw nut (13), lower clamp (14), sensor (15), anti-folding bearing (16), linear guide (17), ball screw (18), upper fixture stationary shaft (19), upper fixture (20) and entablature (21); It is upper that described protective cover (3) lower end is fixedly mounted on pedestal (2), and described entablature (21) is fixed on protective cover (3) upper end; Described linear guide (17) vertically arranges, and it is upper that linear guide (17) upper end is fixed on entablature (21), and it is upper that linear guide (17) lower end is fixed on pedestal (2), is furnished with linear bearing (11) on linear guide (17); Described ball screw (18) vertically arranges, ball screw (18) upper end is arranged on entablature (21) by the supporting of head bearing assembly, ball screw (18) bottom is supported and is arranged on pedestal (2) above by lower bearing component, is furnished with the feed screw nut (13) who coordinates with its formation screw thread transmission on ball screw (18); Described servomotor (1) is connected with speed reduction unit (10), and it is upper that speed reduction unit (10) is fixed on joint flange (4), and joint flange (4) is fixed on pedestal (2); The output shaft of speed reduction unit (10) is connected with ball screw (18) lower end by shaft coupling (5), and servomotor (1) drives ball screw (18) to rotate by speed reduction unit (10); Described linear bearing (11) and feed screw nut (13) are inlaid in moving beam (12) jointly, thereby guarantee that ball screw (18) drives the upper and lower rectilinear motion of moving beam (12) while rotating; It is upper that sensor (15) is fixed on moving beam (12), and lower clamp (14) is installed on sensor (15) top, and anti-folding bearing (16) is installed in bottom; Upper fixture (20) is fixed on entablature (21) by upper fixture stationary shaft (19).
2. the measurement mechanism of automobile door lock pull wire pulling force as claimed in claim 1, it is characterized in that: described head bearing assembly comprises deep groove ball bearing (22), described ball screw (18) upper end is inlaid in entablature (21) by deep groove ball bearing (22) is installed, and deep groove ball bearing (22) blocks with shaft block ring; Described lower bearing component comprises set nut (6), angular contact bearing, blind flange (8), spacer (9), described ball screw (18) lower end is inlaid in joint flange (4) by established angle contact bearing, blind flange (8) is arranged on angular contact bearing top, the upper set nut (6) of installing of ball screw (18) of angular contact bearing below, between set nut (6) and angular contact ball bearing (7), spacer (9) is installed, spacer (9) withstands the inner ring of angular contact ball bearing (7).
3. the measurement mechanism of automobile door lock pull wire pulling force as claimed in claim 2, is characterized in that: described deep groove ball bearing (22) adopts biserial deep groove ball bearing (22), and described angular contact bearing adopts double-row angular contact bal bearing (7).
4. the measurement mechanism of automobile door lock pull wire pulling force as claimed in claim 1, is characterized in that: described sensor (15) adopts wheel spoke type sensor (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410375543.1A CN104155032B (en) | 2014-07-31 | 2014-07-31 | The measurement mechanism of automobile door lock pull wire pulling force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410375543.1A CN104155032B (en) | 2014-07-31 | 2014-07-31 | The measurement mechanism of automobile door lock pull wire pulling force |
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| Publication Number | Publication Date |
|---|---|
| CN104155032A true CN104155032A (en) | 2014-11-19 |
| CN104155032B CN104155032B (en) | 2016-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410375543.1A Active CN104155032B (en) | 2014-07-31 | 2014-07-31 | The measurement mechanism of automobile door lock pull wire pulling force |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107462483A (en) * | 2017-09-12 | 2017-12-12 | 广东溢达纺织有限公司 | It is knitted outer fabric panel the resiliency measurement mechanism |
| CN107505198A (en) * | 2017-08-17 | 2017-12-22 | 南通魔方自动化科技有限公司 | Automatic terminal measurer for pulling force |
| CN113955647A (en) * | 2021-11-08 | 2022-01-21 | 江西荣仁电力器材有限公司 | Transformer coil assembly transfer device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6421902B1 (en) * | 1998-04-30 | 2002-07-23 | Loeffler Thomas | Method and device for producing and checking screwed connections |
| CN201314871Y (en) * | 2008-12-17 | 2009-09-23 | 安徽巨一自动化装备有限公司 | Parking tension simulator for automobile |
| CN202403840U (en) * | 2011-12-20 | 2012-08-29 | 中国飞机强度研究所 | Measuring comparer for pulling pressure |
| CN103063346A (en) * | 2012-12-26 | 2013-04-24 | 上海贝洱热系统有限公司 | Tensile test device and tensile test method used for automobile air conditioning drawbench driving lever |
| CN103592059A (en) * | 2013-11-12 | 2014-02-19 | 三峡大学 | Drawing force and displacement measuring device during plant in-situ drawing |
| CN204085745U (en) * | 2014-07-31 | 2015-01-07 | 无锡忻润汽车安全系统有限公司 | The measurement mechanism of automobile door lock pull wire pulling force |
-
2014
- 2014-07-31 CN CN201410375543.1A patent/CN104155032B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6421902B1 (en) * | 1998-04-30 | 2002-07-23 | Loeffler Thomas | Method and device for producing and checking screwed connections |
| CN201314871Y (en) * | 2008-12-17 | 2009-09-23 | 安徽巨一自动化装备有限公司 | Parking tension simulator for automobile |
| CN202403840U (en) * | 2011-12-20 | 2012-08-29 | 中国飞机强度研究所 | Measuring comparer for pulling pressure |
| CN103063346A (en) * | 2012-12-26 | 2013-04-24 | 上海贝洱热系统有限公司 | Tensile test device and tensile test method used for automobile air conditioning drawbench driving lever |
| CN103592059A (en) * | 2013-11-12 | 2014-02-19 | 三峡大学 | Drawing force and displacement measuring device during plant in-situ drawing |
| CN204085745U (en) * | 2014-07-31 | 2015-01-07 | 无锡忻润汽车安全系统有限公司 | The measurement mechanism of automobile door lock pull wire pulling force |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505198A (en) * | 2017-08-17 | 2017-12-22 | 南通魔方自动化科技有限公司 | Automatic terminal measurer for pulling force |
| CN107462483A (en) * | 2017-09-12 | 2017-12-12 | 广东溢达纺织有限公司 | It is knitted outer fabric panel the resiliency measurement mechanism |
| CN113955647A (en) * | 2021-11-08 | 2022-01-21 | 江西荣仁电力器材有限公司 | Transformer coil assembly transfer device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104155032B (en) | 2016-03-30 |
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