CN101696869B - Stroke detector for brake lamp switches - Google Patents
Stroke detector for brake lamp switches Download PDFInfo
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- CN101696869B CN101696869B CN 200910185309 CN200910185309A CN101696869B CN 101696869 B CN101696869 B CN 101696869B CN 200910185309 CN200910185309 CN 200910185309 CN 200910185309 A CN200910185309 A CN 200910185309A CN 101696869 B CN101696869 B CN 101696869B
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- cam
- riser
- hole
- stroke
- switch
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- 238000001514 detection method Methods 0.000 claims abstract description 17
- 238000012544 monitoring process Methods 0.000 claims description 23
- 238000013016 damping Methods 0.000 claims description 6
- 238000005259 measurement Methods 0.000 abstract description 4
- 230000000750 progressive effect Effects 0.000 description 8
- 238000013461 design Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The invention relates to a detector, in particular to a detector for measuring and controlling stroke between two contacts of an automobile braking switch. A detected switch and a cam detection mechanism, which are contacted, are arranged on a rack. The technical scheme shows that: the detector adopts the cam detection mechanism to detect the stroke of the detected switch; and as a cam can have aquantitative lift when rotating a certain angle and the cam is used to detect the stroke of the switch, namely, to transform the linear movement of the outer edge of the cam around a rotation center into micro-amount movement of a switch stroke rod, so that micro-amount control and measurement of the stroke of the switch are realized, and the stroke difference between two stoke contacts of the braking switch can be accurately worked out with high measurement precision.
Description
Technical field
The present invention relates to a kind of detector, relate to specifically a kind of detector of measuring stroke between the control vehicle brake switch two contacts.
Background technology
Vehicle brake switch generally is divided into two-way, one tunnel control brake lamp, another road links to each other with Circuits System, because the progressive error of switch two contacts is very little, so can not realize the detection that the progressive error to the switch two contacts quantizes, can only measure qualitatively by thickness gauge, but this measuring method measuring accuracy is low, so can't know two contacts concrete position that disconnects or engage in whole course of action, thereby just can't know also whether two contacts exists shake in disconnection or cohesive process.Each switch has the design object of a two contacts progressive error when design, but the equipment that there is no at present can detect progressive error between the two, can't know namely whether this switch is qualified, the consequence that causes thus is to know the whether coupling of braking light switch progressive error and Engine ECU, directly the stability handled of impact.
Summary of the invention
Purpose of the present invention just provides the high tester of a kind of precision, can accurately measure difference between the brake switch two stroke contacts by this tester.
For achieving the above object, the present invention has adopted following technical scheme: frame is provided with by slowdown monitoring switch and Cam Detection mechanism, is contacted with Cam Detection mechanism by slowdown monitoring switch.
As shown from the above technical solution, the present invention adopts Cam Detection mechanism to come being detected by the stroke of slowdown monitoring switch, because cam whenever rotates a certain angle a quantitative lift is just arranged, come the lift of detector switch with cam, be about to the trace action that the cam outer rim is the switch over travel bar around its line conversion of motion that revolves the center, thereby realized switch over travel is carried out control and the measurement of trace, can accurately draw the progressive error between the brake switch two stroke contacts, measuring accuracy is high.
Description of drawings
Fig. 1 is front view of the present invention;
Fig. 2 is the rear view of Fig. 1;
Fig. 3 is the front view of cam;
Fig. 4 is the A-A cut-open view of Fig. 1;
Fig. 5 is the B-B cut-open view of Fig. 2;
Fig. 6 is the structural representation of the present invention when being positioned at original state;
Fig. 7 is the structural representation of the present invention when working.
Embodiment
The invention will be further described below in conjunction with accompanying drawing:
Such as Fig. 1, Fig. 2, a kind of stroke detector for brake lamp switches shown in Figure 4, frame is provided with by slowdown monitoring switch 40 and Cam Detection mechanism 30, is contacted with Cam Detection mechanism 30 by slowdown monitoring switch 40.Described frame comprises base 10 and vertically disposed riser 20 on it, carries on the riser 20 by slowdown monitoring switch 40, and the side of riser 20 is provided with Cam Detection mechanism 30, is contacted with Cam Detection mechanism 30 by the stroke lever 41 of slowdown monitoring switch 40.
Such as Fig. 3, shown in Figure 6, described Cam Detection mechanism 30 comprises the cam 31 that be arranged in parallel with riser 20, contacted with the outer rim of cam 31 by the stroke lever 41 of slowdown monitoring switch 40, cam 31 is provided with index dial 32 with the one side that riser 20 deviates from mutually, the surface of index dial 32 is provided with pointer 33, pointer 33 and cam 31 coaxial settings.
The center of riser 20 is provided with axle 24, axle 24 and the coaxial setting of the wheel shaft of cam 31, be provided with damping ring 50 between riser 20 and the cam 31, damping ring 50 links to each other with riser 20, be exactly to be bolted between damping ring 50 and the riser 20 specifically, by the adjustment to bolt, can damping adjusting ring 50 and cam 31 between snap-in force, thereby realize the operating handle of cam 31 in rotary course.
Cam 31 is roughly in the form of annular discs, the Origin And Destination position of its stroke is different, be prosposition 37 between the two, be exactly that the Origin And Destination position of outline line of cam 31 outer rims is not on same point specifically, be a curve that edges up continuously from origin-to-destination, also there are the prosposition of a segment distance in the starting point of cam 31 and place, final position, so-called prosposition 37 is the straight-line segment of a level to starting point from terminal point namely, under original state, contacted with prosposition 37 positions by the bar head of the stroke lever 41 of slowdown monitoring switch 40, this is that cam 31 does not have lift because in the position of prosposition 37, and this has just guaranteed the accuracy of measuring.
Evenly be provided with scale mark on the index dial 32, the minimum value of scale mark is corresponding with the Origin And Destination position of cam 31 strokes respectively with the maximal value place, pointer 33 points to the minimum value place of index dial 32 under original state, the scale of index dial 32 is evenly to arrange, in general, minimum value all is arranged to zero-bit, can make things convenient for like this reading of index dial 32.The minimum value of index dial 32 is corresponding with the Origin And Destination position of cam 31 strokes respectively with the scale mark at maximal value place, can easily and accurately draw cam 31 when rotated like this, how many its lifts is.
As preferred version of the present invention, being chosen in pointer 33 is under the original state, when namely pointing to zero graduation, riser 20 is respectively equipped with diameter identical through hole 201 and through hole 311 with cam 31 in corresponding arbitrarily position, through hole 201 and through hole 311 places are provided with the backstay 34 of fixed board 20 and cam 31, be exactly specifically in processing and making process, when pointer 33 points to zero graduation, offer respectively through hole 201 and through hole 311 at riser 20 with cam 31 corresponding positions, insert backstay 34 at the lead to the hole site place, in the measuring process so afterwards, only need backstay 34 is inserted in through hole 201 and the through hole 311, can realize making zero to equipment, be that pointer 33 is positioned at the zero graduation place, and do not need one by one adjusting, and accelerated like this rhythm of production, improved efficient.
Cam 31 is provided with stepped hole 313, and stepped hole 313 matches with tightening bar 36, and the bar head of tightening bar 36 contacts with the plate face of riser 20, evenly is provided with some lightening holes 35 on the card of cam 31.
As preferred version of the present invention, when cam 31 is adjusted to certain angle, by tightening of tightening bar 36 being fixed the reading on the index dial 32, be difficult for like this making the reading sideslip, guaranteed the accuracy of measuring.Cam 31 is provided with lightening hole 35, can effectively reduce the deadweight of instrument, has saved simultaneously material.
One end of backstay 34 is the pin section, and the other end is thread segment, and the through hole 201 and the through hole 311 that arrange on the pin section of backstay 34 and riser 20 and the cam 31 match, and the threaded holes 312 of setting matched in the prosposition of the thread segment of backstay 34 and cam 31 37 was interval.
As preferred version of the present invention, with an end of backstay 34 for being set to the pin section, the other end is set to thread segment, as shown in Figure 6, under original state, pin section insertion through hole 201 and the through hole 311 of backstay 34 are realized making zero of pointer 33, as shown in Figure 7, when adjusting, take off backstay 34, match with the threaded holes 312 of the prosposition 37 interval interior settings of cam 31 with the thread segment of backstay 34, thereby realize the rotation to cam 31, this preferred version is made as respectively pin section and thread segment with the two ends of backstay 34, has satisfied simultaneously the location of cam 31 and the needs of rotation, has saved material cost.
Such as Fig. 4, shown in Figure 5, the top of riser 20 is provided with support 21 in order to carry by slowdown monitoring switch 40, and support 21 parallels with base 10, and support 21 is connected with riser 20 by carrier base 22.Carrier base 22 is adjustable the connection with riser 20, the below of carrier base 22 is provided with guide rod 221, the bar length direction of guide rod 221 is perpendicular to base 10, riser 20 is provided with the hole and matches with guide rod 221, and the one side that riser 20 and cam 31 deviate from mutually is provided with the register pin 23 that control guide rod 221 and riser 20 are located mutually.Be exactly that support 21 is used for fixing by slowdown monitoring switch 40 specifically, be connected with bolt between support 21 and the carrier base 22, can increase pad according to the difference of switch designs stroke between the two, the pad of every increase 1CM, the lift of cam 31 needs corresponding increase by 1 ± 0.01, goes for so the different requirements of different designs.When measuring, cooperating of the hole on the guide rod 221 by adjusting pole seat 22 and the riser 20 realizes that by the prosposition 37 contacted positions of the bar head of the stroke lever 41 of slowdown monitoring switch 40 and cam 31 adjustment positions with register pin 23 afterwards.
The specific works process is as follows:
At first the pin section of backstay 34 is inserted simultaneously through hole 201 on the riser 20 and the through hole 311 on the cam 31, realize that pointer 33 makes zero, to be installed on the support 21 this moment by slowdown monitoring switch 40, then adjust the position of guide rod 221 according to the design runlength of switch, with register pin 23 lockings; Secondly, will by slowdown monitoring switch 40 detection circuit for access, can adopt the devices such as multimeter, oscillograph or bulb according to actual conditions; The 3rd, backstay 34 is taken out, match with threaded hole 312 on the cam 31 with its thread segment and tighten, at this moment backstay 34 is equivalent to the handle of a rotating cam 31; Last slow rotation cam 31, the situation of observing simultaneously testing circuit is after first pair of contact action, then the reading of record pointer 33 indications is rotated further cam 31, after second pair of contact action, the reading of record pointer 33 is by the progressive error that just can obtain switch of subtracting each other of two numerical value.
In sum, the present invention is by the variation of the lift of cam 31, to being detected by the stroke of slowdown monitoring switch 40, the diameter of cam 31 is larger, it is just larger to the controllability of being carried out trace control by the stroke lever 41 of slowdown monitoring switch 40, being about to cam 31 outer rims is the trace action of switch over travel bar around the larger line conversion of motion of its rotation center, thereby trace control and measurement to switch over travel have been realized, measure more accurately and effectively the position of switch contact action and the progressive error between the two pairs of contacts, guarantee the rationality of braking light switch and Engine ECU coupling, thereby guaranteed the stability of handling.
Claims (8)
1. stroke detector for brake lamp switches is characterized in that: frame is provided with by slowdown monitoring switch (40) and Cam Detection mechanism (30), is contacted with Cam Detection mechanism (30) by slowdown monitoring switch (40);
Described frame comprises base (10) and vertically disposed riser (20) on it, carry on the riser (20) by slowdown monitoring switch (40), the side of riser (20) is provided with Cam Detection mechanism (30), is contacted with Cam Detection mechanism (30) by the stroke lever of slowdown monitoring switch (40) (41);
Described Cam Detection mechanism (30) comprises the cam (31) that be arranged in parallel with riser (20), contacted by the outer rim of the stroke lever of slowdown monitoring switch (40) (41) with cam (31), cam (31) is provided with index dial (32) with the one side that riser (20) deviates from mutually, the surface of index dial (32) is provided with pointer (33), pointer (33) and the coaxial setting of cam (31).
2. detector according to claim 1, it is characterized in that: cam (31) is roughly in the form of annular discs, the Origin And Destination position of its stroke is different, be prosposition (37) between the two, under the original state, contacted with prosposition (37) position by the bar head of the stroke lever of slowdown monitoring switch (40) (41).
3. detector according to claim 1, it is characterized in that: the top of riser (20) is provided with support (21) in order to carry by slowdown monitoring switch (40), support (21) parallels with base (10), and support (21) is connected with riser (20) by carrier base (22).
4. detector according to claim 2, it is characterized in that: index dial evenly is provided with scale mark on (32), the minimum value of scale mark is corresponding with the Origin And Destination position of cam (31) stroke respectively with the maximal value place, and pointer (33) points to the minimum value place of index dial (32) under original state.
5. detector according to claim 3, it is characterized in that: the center of riser (20) is provided with axle (24), the coaxial setting of wheel shaft of axle (24) and cam (31) is provided with damping ring (50) between riser (20) and the cam (31), and damping ring (50) links to each other with riser (20).
6. detector according to claim 3, it is characterized in that: carrier base (22) is adjustable the connection with riser (20), the below of carrier base (22) is provided with guide rod (221), the bar length direction of guide rod (221) is perpendicular to base (10), riser (20) is provided with the hole and matches with guide rod (221), and the one side that riser (20) and cam (31) deviate from mutually is provided with the register pin (23) that control guide rod (221) and riser (20) are located mutually.
7. detector according to claim 5, it is characterized in that: pointer (33) is under the original state, riser (20) is respectively equipped with identical the first through hole (201) of diameter and the second through hole (311) with cam (31) in corresponding arbitrarily position, the first through hole (201) and the second through hole (311) locate to be provided with the backstay (34) of fixed board (20) and cam (31), one end of backstay (34) is the pin section, the other end is thread segment, the pin section of backstay (34) matches with the first through hole (201) and the second through hole (311), and the thread segment of backstay (34) matches with the interval interior threaded hole (312) that arranges of the prosposition (37) of cam (31).
8. detector according to claim 7, it is characterized in that: cam (31) is provided with stepped hole (313), stepped hole (313) matches with tightening bar (36), the bar head of tightening bar (36) contacts with the plate face of riser (20), evenly is provided with some lightening holes (35) on the card of cam (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910185309 CN101696869B (en) | 2009-11-04 | 2009-11-04 | Stroke detector for brake lamp switches |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910185309 CN101696869B (en) | 2009-11-04 | 2009-11-04 | Stroke detector for brake lamp switches |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101696869A CN101696869A (en) | 2010-04-21 |
| CN101696869B true CN101696869B (en) | 2013-10-16 |
Family
ID=42141985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910185309 Active CN101696869B (en) | 2009-11-04 | 2009-11-04 | Stroke detector for brake lamp switches |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101696869B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103486951B (en) * | 2013-10-14 | 2015-11-25 | 南车洛阳机车有限公司 | The axiality detection device of diesel-engine body spindle hole and large oil sealing hole |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1042773A (en) * | 1988-11-16 | 1990-06-06 | 英特尔革斯加斯私人有限公司 | The improvement of the sensor and the parties concerned thereof |
| EP1087514A2 (en) * | 1999-09-21 | 2001-03-28 | Seiko Instruments Inc. | Linear motion mechanism using rotary ultrasonic motor |
| CN1514150A (en) * | 2002-12-10 | 2004-07-21 | ������������ʽ���� | Rotary motion changing mechanism and tester |
| CN201062946Y (en) * | 2007-06-21 | 2008-05-21 | 江西洪都航空工业集团有限责任公司 | Travel switch measuring apparatus |
| CN201107322Y (en) * | 2007-10-23 | 2008-08-27 | 深圳迈瑞生物医疗电子股份有限公司 | Movement mechanism |
| CN101368855A (en) * | 2008-10-09 | 2009-02-18 | 中国振华集团华联无线电器材厂 | Digitalization integration measurer for pressure travel range of microswitch |
-
2009
- 2009-11-04 CN CN 200910185309 patent/CN101696869B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1042773A (en) * | 1988-11-16 | 1990-06-06 | 英特尔革斯加斯私人有限公司 | The improvement of the sensor and the parties concerned thereof |
| EP1087514A2 (en) * | 1999-09-21 | 2001-03-28 | Seiko Instruments Inc. | Linear motion mechanism using rotary ultrasonic motor |
| CN1514150A (en) * | 2002-12-10 | 2004-07-21 | ������������ʽ���� | Rotary motion changing mechanism and tester |
| CN201062946Y (en) * | 2007-06-21 | 2008-05-21 | 江西洪都航空工业集团有限责任公司 | Travel switch measuring apparatus |
| CN201107322Y (en) * | 2007-10-23 | 2008-08-27 | 深圳迈瑞生物医疗电子股份有限公司 | Movement mechanism |
| CN101368855A (en) * | 2008-10-09 | 2009-02-18 | 中国振华集团华联无线电器材厂 | Digitalization integration measurer for pressure travel range of microswitch |
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| Publication number | Publication date |
|---|---|
| CN101696869A (en) | 2010-04-21 |
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