CN203443527U - Lock core rotation angle measuring device - Google Patents
Lock core rotation angle measuring device Download PDFInfo
- Publication number
- CN203443527U CN203443527U CN201320438836.0U CN201320438836U CN203443527U CN 203443527 U CN203443527 U CN 203443527U CN 201320438836 U CN201320438836 U CN 201320438836U CN 203443527 U CN203443527 U CN 203443527U
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- China
- Prior art keywords
- angle
- board
- lock core
- fanning strip
- arc
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Abstract
The utility model discloses a lock core rotation angle measuring device. The device comprises an L-shaped mounting rack; a fan-shaped board is fixed at one side, opposite to the horizontal section, of the mounting rack through matching of a clamping block and a set screw; the side edge of the fan-shaped board is in contact with the vertical section of the mounting rack; an angle vernier board is arranged on the fan-shaped board; an angle board matched with the angle vernier board is arranged below the angle vernier board; the angle board is located at the front side of the fan-shaped board and is fixedly connected with the fan-shaped board via a brake head fixed on the fan-shaped board; a reference board is arranged at one end, far away from the horizontal section of the mounting board, of the angle board; an arc-shaped rack groove is arranged on the back surface of the angle board; the arc-shaped rack groove is internally provided with an arc-shaped rack; a rotary shaft is arranged on the fan-shaped board; one end of the rotary shaft is fixed with a gear; the gear is located inside the arc-shaped rack groove and is engaged with the arc-shaped rack; and a connector for being fixedly connected with the lock core is fixed at the other end of the rotary shaft. The lock core rotation angle measuring device is simple in structure, convenient in use, and accurate in measurement.
Description
Technical field
The utility model relates to a kind of angle detection device, especially relates to a kind of lock core rotating angle measurement apparatus.
Background technology
The anglec of rotation of automobile lock core must with lockset on the operation angle of lockable mechanism be consistent, namely the opening angle of lock core must be synchronizeed with the operation angle of lockable mechanism on lockset, otherwise can cause Lock for automobile unlatching difficulty and key plug to be difficult for, in the course of time, can greatly affect the serviceable life of a whole set of lockset.Therefore be necessary very much lock core to be rotated the measurement of angle, with the lockset of selecting to match with it.
At present lock core anglec of rotation major part is undertaken by the mode of indirect measurement, and the most frequently used is the mode that adopts projection, by key rotation the track of shade of process gather, then the angle that measures track is measured the lock core anglec of rotation indirectly.This method need to be fixing light-source angle, once light source is moved, can cause trajector deviation, in addition, it is large that shade track shakes momentum, is difficult for gathering, and causes surveyed data error larger.
Granted publication CN201247039Y, the Chinese patent in May 27 2009 Granted publication day discloses a kind of angle measurement unit, this device comprises quiet disk body and Moving plate body, the central shaft of quiet disk body and Moving plate body is coaxial, Moving plate body can relatively quiet disk body with its central shaft rotation, on quiet disk body, be provided with for the location structure of tested part is installed, on quiet disk body, along being circumferentially with scale, Moving plate body is provided with the blaze corresponding with this scale.By location structure, tested part is mounted and fixed on quiet disk body, guarantee that on tested part, the central point of tested angle and the central shaft of quiet disk body are coaxial simultaneously, then first blaze is aimed to wherein one side of measured angle, revolve rotating disk body and make blaze turn to the another side of measured angle, the angular dimension that blaze rotates relative to scale is the size of tested angle.Its weak point is, this angle measurement unit is only applicable to measure the tested angle on part, namely can only measurement plane angle, and be not suitable for the anglec of rotation of measuring lock core.
Utility model content
The utility model is in order to solve the automobile lock core rotation angle measurement inconvenience of prior art, and the large problem of measuring result error, provides a kind of simple in structure, easy to use, measures accurate lock core rotating angle measurement apparatus.
To achieve these goals, the utility model is by the following technical solutions:
A kind of lock core rotating angle measurement apparatus, comprise L-shaped erecting frame, one side of relative its horizontal segment of described erecting frame is by the fanning strip that has been fixed of fixture block and holding screw, vertical section of described fanning strip side and erecting frame contacts, described fanning strip is provided with angle vernier plate, described angle vernier plate below is provided with the angle board being mated, described angle board is positioned at fanning strip front side and is fixedly connected with fanning strip by the brake head being fixed on fanning strip, described angle board is provided with datum plate away from one end of erecting frame horizontal segment, the back side of described angle board is provided with arc-shaped rack groove, in described arc-shaped rack, be provided with arc-shaped rack, described fanning strip is provided with rotating shaft, described rotating shaft one end is fixed with gear, described gear is positioned at arc-shaped rack groove and arc-shaped rack engagement, the rotating shaft other end is fixed with the connector for being fixedly connected with lock core.The utility model improves on the basis of universal protractor, can the anglec of rotation of lock core be reflected on angle board indirectly, by conversion, obtain again the anglec of rotation of lock core, measurement result is accurate, fanning strip in the utility model was fixed by fixture block and coordinating with erecting frame of holding screw, so that dismounting, concrete use step of the present utility model is: after take-off the brake head, be rotationally connected head, thereby gear driven arc-shaped rack rotates angle board, until the datum plate base of angle board one end and the base of erecting frame horizontal segment are positioned at same level, at this moment lock brake head with fixed angle plate, now angle board aligns with the zero graduation line on angle vernier plate, then in adapter, insert the lock core that will test, the key clockwise rotating after take-off the brake head on lock core rotates lock core, lock core drives connector, rotating shaft, gear synchronous rotates, gear drives again arc-shaped rack to rotate, lock core forwards to locks brake head behind the end angle board is fixed, at this moment just can carry out reading, number reading method is identical with vernier caliper, first read the reading on angle board, namely on angle vernier plate, the angle before zero graduation line is the several years, from angle vernier plate, read the numerical value that angle " is divided " again, both additions are the angles that angle board rotates, the distance that the distance turning over due to gear turns over angle board is identical, the angle * tooth radius that angle (reading) the * angle board radius=gear rotating according to angle board turns over, can draw the angle that gear turns over, due to gear and lock pin coaxial and the rotation of synchronizeing, the angle that gear turns over is the angle that lock core turns over, the result obtaining is very accurate.
As preferably, described fixture block takes the shape of the letter U, and vertical section of erecting frame and fanning strip are all positioned at the opening on fixture block, and described fixture block is fixedly connected with erecting frame, fanning strip respectively surely by being positioned at the clamp screw of bottom and opening one side.
As preferably, described connector is cylindrical, and connector is provided with anti-slip veins away from one end outside surface of rotating shaft.
As preferably, described fanning strip and angle vernier plate are structure as a whole.
Therefore, the utlity model has following beneficial effect: on the basis of universal protractor, make improvements, can be by the anglec of rotation indirect reaction of lock core on angle board, by conversion, obtain again the anglec of rotation of lock core, measurement result is accurate, and simple in structure, very easy to use.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present utility model.
Fig. 2 is the rear view of Fig. 1.
Fig. 3 is the right view of Fig. 1.
In figure: erecting frame 1, fanning strip 2, angle vernier plate 3, angle board 4, brake head 5, datum plate 6,
Arc-shaped rack groove 7, arc-shaped rack 8, rotating shaft 9, connector 10, fixture block 11, holding screw 12,
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
As Fig. 1, in embodiment shown in Fig. 2, a kind of lock core rotating angle measurement apparatus, comprise L-shaped erecting frame 1, an erecting frame relatively side of its horizontal segment has been fixed fanning strip 2 by the fixture block 11 taking the shape of the letter U and the holding screw 12 that lays respectively at fixture block bottom and opening one side, wherein vertical section of erecting frame and fanning strip are all positioned at the opening on fixture block, and vertical section of fanning strip side and erecting frame contacts, fanning strip is provided with angle vernier plate 3, fanning strip and angle vernier plate are structure as a whole, angle vernier plate below is provided with the angle board 4 being mated, angle board is positioned at fanning strip front side and is fixedly connected with fanning strip by the brake head 5 being fixed on fanning strip, angle board is welded with datum plate 6 away from one end of erecting frame horizontal segment, the back side of angle board is provided with arc-shaped rack groove 7, in arc-shaped rack, by screw, be fixed with arc-shaped rack 8, fanning strip is provided with rotating shaft 9(and sees Fig. 3), rotating shaft one end is fixed with gear, gear is positioned at arc-shaped rack groove and arc-shaped rack engagement, the rotating shaft other end is fixed with the connector 10 for being fixedly connected with lock core, connector is cylindrical, and connector is provided with anti-slip veins 13 away from one end outside surface of rotating shaft.
Concrete use step of the present utility model is: after take-off the brake head, be rotationally connected head, thereby gear driven arc-shaped rack rotates angle board, until the datum plate base of angle board one end and the base of erecting frame horizontal segment are in same level, at this moment lock brake head with fixed angle plate, now angle board aligns with the zero graduation line on angle vernier plate, then in adapter, insert the lock core that will test, the key clockwise rotating after take-off the brake head on lock core rotates lock core, lock core drives connector, rotating shaft, gear synchronous rotates, gear drives again arc-shaped rack to rotate, lock core forwards to locks brake head behind the end angle board is fixed, at this moment just can carry out reading, number reading method is identical with vernier caliper, first read the reading on angle board, namely on angle vernier plate, the angle before zero graduation line is the several years, from angle vernier plate, read the numerical value that angle " is divided " again, both additions are the angles that angle board rotates, the distance that the distance turning over due to gear turns over angle board is identical, the angle * tooth radius that angle (reading) the * angle board radius=gear rotating according to angle board turns over, can draw the angle that gear turns over, due to gear and lock pin coaxial and the rotation of synchronizeing, the angle that gear turns over is the angle that lock core turns over, the result obtaining is very accurate.
Claims (4)
1. a lock core rotating angle measurement apparatus, comprise L-shaped erecting frame (1), a described erecting frame relatively side of its horizontal segment has been fixed fanning strip (2) by fixture block (11) and holding screw (12), vertical section of described fanning strip side and erecting frame contacts, described fanning strip is provided with angle vernier plate (3), described angle vernier plate below is provided with the angle board (4) being mated, described angle board is positioned at fanning strip front side and is fixedly connected with fanning strip by the brake head (5) being fixed on fanning strip, described angle board is provided with datum plate (6) away from one end of erecting frame horizontal segment, it is characterized in that, the back side of described angle board is provided with arc-shaped rack groove (7), in described arc-shaped rack, be provided with arc-shaped rack (8), described fanning strip is provided with rotating shaft (9), described rotating shaft one end is fixed with gear, described gear is positioned at arc-shaped rack groove and arc-shaped rack engagement, the rotating shaft other end is fixed with the connector (10) for being fixedly connected with lock core.
2. a kind of lock core rotating angle measurement apparatus according to claim 1, it is characterized in that, described fixture block takes the shape of the letter U, vertical section of erecting frame and fanning strip are all positioned at the opening on fixture block, and described fixture block is fixedly connected with erecting frame, fanning strip respectively surely by being positioned at the clamp screw of bottom and opening one side.
3. a kind of lock core rotating angle measurement apparatus according to claim 1, is characterized in that, described connector is cylindrical, and connector is provided with anti-slip veins (13) away from one end outside surface of rotating shaft.
4. a kind of lock core rotating angle measurement apparatus according to claim 1, is characterized in that, described fanning strip and angle vernier plate are structure as a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320438836.0U CN203443527U (en) | 2013-07-19 | 2013-07-19 | Lock core rotation angle measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320438836.0U CN203443527U (en) | 2013-07-19 | 2013-07-19 | Lock core rotation angle measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203443527U true CN203443527U (en) | 2014-02-19 |
Family
ID=50094566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320438836.0U Expired - Fee Related CN203443527U (en) | 2013-07-19 | 2013-07-19 | Lock core rotation angle measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203443527U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444723A (en) * | 2016-01-11 | 2016-03-30 | 成都秦川科技发展有限公司 | Measurement apparatus |
| CN105526843A (en) * | 2016-01-28 | 2016-04-27 | 苏州莱测检测科技有限公司 | Multifunctional bevel protractor |
-
2013
- 2013-07-19 CN CN201320438836.0U patent/CN203443527U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444723A (en) * | 2016-01-11 | 2016-03-30 | 成都秦川科技发展有限公司 | Measurement apparatus |
| CN105444723B (en) * | 2016-01-11 | 2018-06-08 | 成都秦川物联网科技股份有限公司 | Measuring device |
| CN105526843A (en) * | 2016-01-28 | 2016-04-27 | 苏州莱测检测科技有限公司 | Multifunctional bevel protractor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20180719 |