CN202281585U - Rotation angle measurement device - Google Patents
Rotation angle measurement device Download PDFInfo
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- CN202281585U CN202281585U CN2011203158682U CN201120315868U CN202281585U CN 202281585 U CN202281585 U CN 202281585U CN 2011203158682 U CN2011203158682 U CN 2011203158682U CN 201120315868 U CN201120315868 U CN 201120315868U CN 202281585 U CN202281585 U CN 202281585U
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- base
- adjustment
- measuring unit
- pilot hole
- corner
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a rotation angle measurement device, comprising a base, a measurement unit arranged on the upper part of the base and used for measuring the rotation angle of a rotation axle to be measured, a height adjustment mechanism arranged between the base and the measurement unit and composed of a guide portion arranged on the base and extending along the height direction of the measurement unit, an adjustment portion fixedly arranged on the lower part of the measurement unit and used for inputting an adjustment power to the measurement unit to adjust the height of the measurement unit, wherein a power output part of the adjustment portion is guided and cooperated with the guide portion on the base. Because the height adjustment mechanism is arranged between the base and the measurement unit, when the rotation axle on different heights is measured, the action of the measurement unit is driven by the height adjustment mechanism and the measurement unit is adjusted to the proper measurement height to satisfy the measurement requirement. The height adjustment mechanism is arranged between the base and the measurement unit, the service range of the rotation angle measurement device is widened and the measurement efficiency is increased.
Description
Technical field
The utility model belongs to field of measuring technique, particularly a kind ofly is used for the corner measuring apparatus that countershaft carries out outer corner measurement.
Background technology
Existing corner measuring apparatus comprises base; On base, be installed with the measuring unit that is used to measure the turning axle output anglec of rotation; Input shaft on the measuring unit is connected with turning axle synchrodrive to be measured; And by input shaft anglec of rotation data sync is passed in the testing agency in the measuring unit, obtain the anglec of rotation of turning axle to be measured.But because present turning axle to be measured is more; It does not highly wait, and when the corner measuring apparatus that adopts a kind of height to limit was measured, its limitation was more; Even if it is also cumbersome that additional seat is processed or below base, set up to base again, influence efficiency of measurement.
The utility model content
The purpose of the utility model is to provide a kind of corner measuring apparatus, the more technical matters of its limitation when measuring to solve corner measuring apparatus fixed highly in the prior art.
For realizing above-mentioned purpose; The utility model adopts following technical scheme: a kind of corner measuring apparatus; It comprises base; Be provided with the measuring unit that is used for turning axle to be measured is carried out outer corner measurement on base top, described corner measuring apparatus also comprises the height control mechanism that is arranged between base and the measuring unit, and this height control mechanism comprises the guide part along the extension of measuring unit short transverse that is arranged on the base; Be installed with in the bottom of measuring unit and be used for measuring unit input adjustment power realizing the adjustment part to the measuring unit height control, the power output of this adjustment part leads with guide part on the base and cooperates.
Described height control mechanism is the spiral adjusting mechanism; Adjustment part on the described measuring unit comprises the adjustment threaded portion; The adjustment threaded portion is provided with the adjustment thread segment that extends along the measuring unit short transverse; Base be provided with described adjustment part on the matching thread section of the corresponding screw fit of adjustment thread segment, the guide part of described height control mechanism is for being arranged on pilot hole on the base.
Position corresponding to threaded adjustment portion on the described base is provided with the adjustment nut that is used to import adjustment power; Adjustment nut and the coaxial worm drive assembling of described threaded adjustment portion, the matching thread section on the described base is for adjusting on the nut driving thread segment with the adjustment thread segment screw fit of threaded adjustment portion.
Pilot hole on the described base is a unthreaded hole, and the adjustment part of described measuring unit is provided with and is used for the guiding shaft part that cooperates with the pilot hole slide-and-guide.
The adjustment thread segment of described adjustment part and pilot hole clearance fit offer pilot hole with adjustment nut opposite position place on the described base, and described adjustment nut rotates and is assemblied in the said pilot hole.
Described height control mechanism also comprises the auxiliary guide mechanism that is arranged on spiral adjusting mechanism side; This auxiliary guide mechanism comprises and is arranged on auxiliary pilot hole that extends along the measuring unit short transverse on base and the measuring unit and the guidepost that cooperates with auxiliary pilot hole slide-and-guide, and the auxiliary guidepost of described slide-and-guide cooperation and one of them in the auxiliary pilot hole are arranged on the base, another is arranged on the measuring unit.
Described measuring unit comprises supporting base; On supporting base, be rotatablely equipped with and be used for the input shaft that is in transmission connection with turning axle to be measured, also be provided with the pot that is used to detect the turning axle anglec of rotation to be measured that is connected with said input shaft synchrodrive through transmission connecting mechanism on the described supporting base.
Described transmission connecting mechanism comprise with the sleeve gear of the coaxial fixedly assembling of input shaft and with the driven gear of sleeve gear engaged transmission, this driven gear is in transmission connection with potentiometric input shaft is coaxial.
Described sleeve gear comprises sleeve body; Be provided with at an end of sleeve body and be used for the flange that cooperates with the corresponding lateral confinement face position of supporting base; The peripheral side of this flange be provided with driven gear on the driving tooth of tooth engaged transmission, described sleeve gear is provided with the stop screw that is used for the spacing cooperation in corresponding side of said supporting base from the end away from said flange.
The beneficial effect of the utility model is: when the corner measuring apparatus of lattice that the utility model provides uses; Because between base and measuring unit, be provided with height control mechanism; And this height control mechanism comprises guide part and adjustment part, and by the adjustment part outputting power, measuring sensor moves along the guide direction of guide part; Like this when measuring the turning axle of differing heights; Drive the measuring unit action through height control mechanism, the adjustment measuring unit makes it satisfy measurement requirement to suitable measuring height.Because height control mechanism is set, thereby enlarge the usable range of corner measuring apparatus between base and measuring unit, improved efficiency of measurement.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of the utility model;
Fig. 2 is the left side view of Fig. 1.
Embodiment
Like Fig. 1, shown in Figure 2; A kind of corner measuring apparatus; Comprise base 1 that is used for fixing corner measuring apparatus and the measuring unit that is installed in base 1 top, measuring unit comprises supporting base 9, described corner measuring apparatus also be included in be provided with between the supporting base 9 of base 1 and measuring unit be used to drive the height control mechanism of measuring unit along the action of measuring unit short transverse; Height control mechanism is the spiral adjusting mechanism in the present embodiment; The spiral adjusting mechanism comprises the guide part along the extension of measuring unit short transverse that is arranged on the base 1, and this guide part is a pilot hole 7, and this pilot hole is a shoulder hole in the present embodiment; Be installed with in the bottom one of the supporting base 9 of measuring unit and be used for measuring unit input adjustment power to realize adjustment part to the measuring unit height control; This adjustment part is guiding adjustment axle 6 in the present embodiment, and this guiding adjustment axle 6 cooperates with pilot hole 7 corresponding guiding on the base 1, is provided with the guiding shaft part 61 that cooperates with the pilot hole slide-and-guide respectively in the top and the bottom of guiding adjustment spools 6; Because the pilot hole here is a shoulder hole; Therefore the axial radii of the guiding shaft part of guiding adjustment axle top and the bottom differs in size, and in leading up and down the adjustment thread segment that extends along the measuring unit short transverse is set between the shaft part 61 at guiding adjustment axle 6, and the part corresponding to the adjustment thread segment on the guiding adjustment axle 6 is a threaded adjustment portion 62; In the threaded adjustment portion 62 here and the pilot hole 7 and be clearance fit between corresponding section of the described threaded adjustment portion; On the base 1 with measuring unit on the opposite position place of threaded adjustment portion be provided with pilot hole, in pilot hole, be rotatably equipped with the adjustment nut 5 that being sleeved on the guiding adjustment axle, adjustment nut 5 carries out spacing by pilot hole to it in the axial direction; The two sides that the adjustment nut here protrudes in base are provided with so that manual operation; This adjustment nut 5 is adjusted the threaded adjustment portion 62 coaxial worm drive assemblings on the axle 6 with guiding, and the internal thread segment of adjustment nut 5 is to adjust the driving thread segment of the corresponding screw fit of adjustment thread segment on the axle with guiding, and the driving thread segment here is the matching thread section; During adjustment; Rotate adjustment nut 5, the adjustment thread segment screw fit on the adjustment thread segment on the adjustment nut and the guiding adjustment axle drives guiding adjustment axle 6 and drives measuring units and on short transverse, adjust.
For improving the efficiency of movement and the degree of accuracy of height control mechanism; On base 1, also be provided with auxiliary guide mechanism in spiral adjusting mechanism side; This auxiliary guide mechanism comprises that the auxiliary pilot hole 11 that extends along the measuring unit short transverse that is arranged on the base and one are installed in the auxiliary guidepost 10 that cooperates with auxiliary pilot hole slide-and-guide on the supporting base 9 of measuring unit; Be the pressure of balancing a survey unit and auxiliary guide mechanism, the auxiliary guide mechanism here is furnished with two covers about the guiding adjustment rotational symmetry of measuring unit.
Described in the present embodiment measuring unit comprises supporting base 9; On supporting base 9, be rotatably equipped with and be used for the input shaft 2 that is in transmission connection with rotating shaft coaxle to be measured; Coaxial wringing fit turning set is equipped with sleeve gear 13 in the outside of input shaft 2; Be equipped with rolling bearing between this sleeve gear 13 and the supporting base 9; Sleeve gear 13 comprises and is rotatably installed in the sleeve body on the supporting base; An end that is used for connecting with turning axle to be measured on the described input shaft is the butt end, is provided with the flange that is used for the unidirectional spacing cooperation in corresponding side of supporting base at the end near the butt end of said input shaft of sleeve body, circumferentially is provided with driving tooth at the lateral surface of flange around it; Be provided with the stop screw that is used for the unidirectional spacing cooperation in corresponding side of supporting base at the other end of sleeve body, described flange and stop screw cooperate the axial limiting of realizing sleeve gear and input shaft.Supporting base be provided with sleeve gear on the driven gear 8 of driving tooth engaged transmission; Also be provided with the pot 3 that is used to detect turning axle rotational angle to be measured on the described supporting base, described driven gear 8 is in transmission connection with the input shaft of pot 3 is coaxial.
When the corner measuring apparatus that present embodiment provided uses, base 1 is passed through bolt, according to the height control measuring unit of turning axle to be measured; During adjustment, rotate adjustment nut 5, drive the action of measuring unit on short transverse through adjustment nut 5, guiding adjustment axle 6; After adjusting to the right place in unit to be measured, input shaft 2 is docked with rotating shaft coaxle to be measured, when turning axle to be measured drives input shaft 2 rotations; Input shaft rotates through the input shaft that driven gear 8 drives pot 3, and at this moment, pot 3 output voltages change; Variation according to the pot output voltage; Can read the variable quantity of angle, read the angle that input shaft turns over, thereby realize turning axle to be measured is turned over the measurement of angle.
Corner measuring apparatus compact conformation in the present embodiment can be used for the accurate measurement of turning axle rotational angle to be measured, has good versatility.Whole employing modular design, measuring unit and base split are provided with, and have extendability preferably.And because between base and measuring unit, be provided with spiral adjusting mechanism with height regulatory function, thus the height of input shaft that can measuring unit, thus adapt to the tested turning axle of differing heights, have stronger applicability.
Auxiliary guidepost in the auxiliary guide mechanism in the present embodiment is arranged on the supporting base, auxiliary pilot hole is arranged on the base, also can be with assisting pilot hole to be arranged on the supporting base, and will assist guidepost to be arranged on the base.
The measuring unit in the present embodiment and the assembly relation of base can be thought a kind of inserting relation, cooperate with pilot hole grafting on the base but the inserting here only refers to the guiding adjustment axle of measuring unit, also can be designed to the hollow cylinder body structure by supporting base; At this moment; Base can be designed to be the orienting lug that the guiding of pegging graft cooperates with the supporting base of hollow cylinder body structure, is the worm drive cooperation between the outer peripheral face of orienting lug and the inner tube wall of supporting base, at this moment; Can on the outer tube wall of the supporting base of hollow cylinder body structure, swing handle be set; Through the actuating swing handle, drive hollow cylindrical shell and rotate, thereby be implemented in the adjustment on the measuring unit short transverse; But must guarantee that input shaft do not follow supporting base rotation this moment, with the normal use of assurance corner measuring apparatus.
Realize its synchronous detection through the outer rotor engaged transmission between input shaft in the present embodiment in measuring unit and the pot, also can adopt the wheel chain drive mechanism to realize its synchronization action.
Driving measuring unit through manual operation adjustment nut in the present embodiment moves along short transverse; Also can save the adjustment nut; Can be provided with the guide thread section this moment on the inner hole wall of the pilot hole of base; The guide thread section is here adjusted the adjustment thread segment meshing spiral transmission on the axle with guiding; Rotate through direct driving guiding adjustment axle and can realize the adjustment of measuring unit on the high extreme direction of measuring unit this moment, but will guarantee that input shaft does not move with the rotation of guiding adjustment axle this moment, and the fit structure that can between guiding adjustment axle and supporting base, axial limiting be set, circumferentially is rotatably assorted is to guarantee the operate as normal of corner measuring apparatus.
Claims (9)
1. corner measuring apparatus; It comprises base; Be provided with the measuring unit that is used for turning axle to be measured is carried out outer corner measurement on base top; It is characterized in that: described corner measuring apparatus also comprises the height control mechanism that is arranged between base and the measuring unit; This height control mechanism comprises the guide part that extends along the measuring unit short transverse that is arranged on the base, is installed with in the bottom of measuring unit to be used for measuring unit input adjustment power realizing the adjustment part to the measuring unit height control, and the power output of this adjustment part leads with guide part on the base and cooperates.
2. corner measuring apparatus according to claim 1; It is characterized in that: described height control mechanism is the spiral adjusting mechanism; Adjustment part on the described measuring unit comprises the adjustment threaded portion; The adjustment threaded portion is provided with the adjustment thread segment that extends along the measuring unit short transverse, base be provided with described adjustment part on the matching thread section of the corresponding screw fit of adjustment thread segment, the guide part of described height control mechanism is for being arranged on pilot hole on the base.
3. corner measuring apparatus according to claim 2; It is characterized in that: the position corresponding to threaded adjustment portion on the described base is provided with the adjustment nut that is used to import adjustment power; Adjustment nut and the coaxial worm drive assembling of described threaded adjustment portion, the matching thread section on the described base is for adjusting on the nut driving thread segment with the adjustment thread segment screw fit of threaded adjustment portion.
4. corner measuring apparatus according to claim 3 is characterized in that: the pilot hole on the described base is a unthreaded hole, and the adjustment part of described measuring unit is provided with and is used for the guiding shaft part that cooperates with the pilot hole slide-and-guide.
5. corner measuring apparatus according to claim 4; It is characterized in that: the adjustment thread segment of described adjustment part and pilot hole clearance fit; Offer pilot hole with adjustment nut opposite position place on the described base, described adjustment nut rotates and is assemblied in the said pilot hole.
6. corner measuring apparatus according to claim 2; It is characterized in that: described height control mechanism also comprises the auxiliary guide mechanism that is arranged on spiral adjusting mechanism side; This auxiliary guide mechanism comprises and is arranged on auxiliary pilot hole that extends along the measuring unit short transverse on base and the measuring unit and the guidepost that cooperates with auxiliary pilot hole slide-and-guide, and the auxiliary guidepost of described slide-and-guide cooperation and one of them in the auxiliary pilot hole are arranged on the base, another is arranged on the measuring unit.
7. according to any described corner measuring apparatus in the claim 1 to 6; It is characterized in that: described measuring unit comprises supporting base; On supporting base, be rotatablely equipped with and be used for the input shaft that is in transmission connection with turning axle to be measured, also be provided with the pot that is used to detect the turning axle anglec of rotation to be measured that is connected with said input shaft synchrodrive through transmission connecting mechanism on the described supporting base.
8. corner measuring apparatus according to claim 7; It is characterized in that: described transmission connecting mechanism comprise with the sleeve gear of the coaxial fixedly assembling of input shaft and with the driven gear of sleeve gear engaged transmission, this driven gear is in transmission connection with potentiometric input shaft is coaxial.
9. corner measuring apparatus according to claim 8; It is characterized in that: described sleeve gear comprises sleeve body; Be provided with at an end of sleeve body and be used for the flange that cooperates with the corresponding lateral confinement face position of supporting base; The peripheral side of this flange be provided with driven gear on the driving tooth of tooth engaged transmission, described sleeve gear is provided with the stop screw that is used for the spacing cooperation in corresponding side of said supporting base from the end away from said flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203158682U CN202281585U (en) | 2011-08-26 | 2011-08-26 | Rotation angle measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203158682U CN202281585U (en) | 2011-08-26 | 2011-08-26 | Rotation angle measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202281585U true CN202281585U (en) | 2012-06-20 |
Family
ID=46227752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203158682U Expired - Fee Related CN202281585U (en) | 2011-08-26 | 2011-08-26 | Rotation angle measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202281585U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444933A (en) * | 2014-09-29 | 2016-03-30 | 期美科技股份有限公司 | Torque force regulation and detection system |
| CN109539937A (en) * | 2019-01-30 | 2019-03-29 | 中国工程物理研究院机械制造工艺研究所 | A kind of accurate measurement bracket |
-
2011
- 2011-08-26 CN CN2011203158682U patent/CN202281585U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444933A (en) * | 2014-09-29 | 2016-03-30 | 期美科技股份有限公司 | Torque force regulation and detection system |
| CN109539937A (en) * | 2019-01-30 | 2019-03-29 | 中国工程物理研究院机械制造工艺研究所 | A kind of accurate measurement bracket |
| CN109539937B (en) * | 2019-01-30 | 2024-01-09 | 中国工程物理研究院机械制造工艺研究所 | Accurate measurement support |
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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 |
Granted publication date: 20120620 Termination date: 20150826 |
|
| EXPY | Termination of patent right or utility model |