CN104406562B - Shaft angle measurement transmission device - Google Patents
Shaft angle measurement transmission device Download PDFInfo
- Publication number
- CN104406562B CN104406562B CN201410763623.4A CN201410763623A CN104406562B CN 104406562 B CN104406562 B CN 104406562B CN 201410763623 A CN201410763623 A CN 201410763623A CN 104406562 B CN104406562 B CN 104406562B
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- CN
- China
- Prior art keywords
- rotating shaft
- base
- encoder
- angle measurement
- support
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/22—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H13/00—Gearing for conveying rotary motion with constant gear ratio by friction between rotary members
- F16H13/02—Gearing for conveying rotary motion with constant gear ratio by friction between rotary members without members having orbital motion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H13/00—Gearing for conveying rotary motion with constant gear ratio by friction between rotary members
- F16H13/10—Means for influencing the pressure between the members
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a shaft angle measurement transmission device, and belongs to the technical field of devices used for metering angles. The shaft angle measurement transmission device comprises a friction wheel, a rotating shaft, a sleeve, a base and an encoder, wherein the friction wheel is fixed at the left end part of the rotating shaft; the two end parts of the rotating shaft are mounted in the sleeve through bearings; the encoder is connected with the right end part of the rotating shaft through an encoder bracket; a siamesed rocking arm and a siamesed bracket are arranged at the lower part of the sleeve; a standing plate is arranged on the base; the rocking arm is hinged with the standing plate through a positioning rotating shaft; a tightening bolt is arranged between the standing plate and the bracket; a swinging mechanism enabling the friction wheel to adopt the positioning rotating shaft as the axes is arranged between the bracket and the base. The shaft angle measurement transmission device is simple in structure, convenient to use, and accurate in measurement, can smoothly adjust the transmission ratio of the friction wheel to a guide wheel in motion; a spring of the swinging mechanism has the function of overload protection; the shaft angle measurement transmission device is easy to adjust, effectively solves the problem that the shaft angular accuracy is influenced by return difference error of clearance between a driving side and a driven side, can realize mechanical transmission high accuracy positioning, and meets measurement requirements.
Description
Technical field
The present invention relates to be used for the technical field of measuring angle.
Background technology
As industrial automation and the development of Numeric Control Technology, many measuring apparatus, armarium etc. need hi-Fix,
The antenna of such as radio astronomical telescope, it is except needing to have the automatic detection and identification function of position, while also to meet
Certainty of measurement and reliability of operation.The method for generally adopting is the rotary part installation high precision displacement coding in plant equipment
Device, encoder is a kind of sensor of angular surveying, and using encoder revolution, the angle of pitch position of plant equipment rotary part are detected
Put, by coordinating control to each position displacement using computer system, it is possible to achieve the judgement to operating target location
And tracking.
Some plant equipment do not account for the installation site of encoder in the starting stage of design, or cannot rotate output
Axle is mounted directly encoder, such as the post revolving mechanism of some equipment, usually because revolving body does not have output shaft end, it is impossible to will survey
Angular encoder is co-axially mounted to realize the purpose of direct measurement angular displacement with revolving body；In prior art, frequently with measurement indirectly
Means, i.e., realize that shaft angle is driven using gear auxiliary driving, but gear auxiliary driving is because have return difference, gear grinding to undermine gear and add
The factors such as work, make certainty of measurement be affected.
The content of the invention
The technical problem to be solved is to provide a kind of axis angle measurement actuating device, with by measured equipment
Shaft angle is rotated and passes to encoder, the characteristics of realize the automatic Precision Measurement of machinery rotation body shaft angle using the indirect method of measurement.
To solve above-mentioned technical problem, the technical solution used in the present invention is：A kind of axis angle measurement actuating device, including
Friction pulley and its rotating shaft, sleeve, base and encoder；The friction pulley is fixed on rotating shaft left part, the both ends of the rotating shaft
It is arranged in sleeve by bearing, the encoder is connected to rotating shaft right part by encoder support；The lower cartridge sets
There are the rocking arm of disjunctor and the support of disjunctor, the base is provided with riser, and the rocking arm is hinged by bolt with riser；
Stretching screw is provided between riser and support, is provided with friction pulley can be made with positioning rotating shaft as axle center between support and base
Swing mechanism.
It is to the further improvement that the present invention is done：Described swing mechanism includes vertical tube, spring, pressing plate and compresses spiral shell
Bolt, the support is provided with downward opening blind hole, and the vertical tube is fixed on the base below blind hole, the top on the blind hole top
Tapped hole is provided with, the lower end of the spring is located at its upper end in vertical tube and pressing plate is housed and is located in blind hole, the pressure
Tight bolt is connected with the top on blind hole top by screw thread and lower end is tightened on pressing plate, and spacing spiral shell is provided with hold-down bolt
It is female.Also include guide wheel, the guide wheel is coaxially connected with the live spindle of measured equipment, and the floor installation is in measured equipment
Support on and the outer peripheral face of friction pulley is contacted with the outer peripheral face of guide wheel, the axle center of friction pulley and the axle of guide wheel are centrally located at
On same horizontal line.
It is using the beneficial effect produced by above-mentioned technical proposal：The present invention has the advantages that smooth running, noise are little,
The gear ratio of friction pulley and guide wheel can be smoothly adjusted in operation, and the spring of swing mechanism has overload protective function, the device
Simple structure, easy to use, measurement is accurate, efficiently solves the shadow because the main countershaft angular accuracy of return difference error by side clearance
Ring, it is possible to achieve machine driving hi-Fix, meet the requirement of certainty of measurement.
Description of the drawings
With reference to the accompanying drawings and detailed description the present invention is further detailed explanation.
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the right view of Fig. 1；
Fig. 3 is the top view of Fig. 2.
As shown in the figure：1 guide wheel, 2 keys, 3 bearings, 4 encoder supports, 5 encoders, 6 rotating shafts, 7 rocking arms, 8 riser side muscle, 9
Base, 10 risers, 11 positioning rotating shafts, 12 sleeves, 13 friction pulleys, 14 supports, 15 hold-down bolts, 16 stop nuts, 17 blind holes, 18
Pressing plate, 19 springs, 20 vertical tubes, 21 stretching screws.
Specific embodiment
Compares figure 1-3 is described further to the step that operates with of the present invention：
A kind of axis angle measurement actuating device, including friction pulley 13 and its rotating shaft 6, sleeve 12, base 9 and encoder 5；It is described
Friction pulley 13 is fixed on the left part of rotating shaft 6, and the both ends of the rotating shaft 6 are arranged in sleeve 12 by bearing 3, the encoder
5 are connected to the right part of rotating shaft 6 by encoder support 4；The bottom of the sleeve 12 is provided with the rocking arm 7 of disjunctor and the support of disjunctor
14, the base 9 is provided with riser 10, and the rocking arm 7 is hinged by positioning rotating shaft 11 with riser 10；In riser 10 and support
Stretching screw 21 is provided between 14, is provided with friction pulley 13 can be made with positioning rotating shaft 11 as axle center between support 14 and base 9
Swing mechanism.Described swing mechanism includes vertical tube 20, spring 19, pressing plate 18 and hold-down bolt 15, and the support 14 is provided with out
The blind hole 17 of mouth down, the vertical tube 20 is fixed on the base 9 below blind hole 17, and the top on the top of the blind hole 17 is provided with band
The hole of female thread, the lower end of the spring 19 is located at its upper end in vertical tube 20 and pressing plate 18 is housed and is located in blind hole 17, the pressure
Tight bolt 15 is connected with the top on the top of blind hole 17 by screw thread and lower end is tightened on pressing plate 18, is provided with hold-down bolt 15
Stop nut 16.Also include guide wheel 1, the guide wheel 1 is coaxially connected with the live spindle of measured equipment, and the base 9 is installed
On the support of measured equipment and the outer peripheral face of friction pulley 13 is set to contact with the outer peripheral face of guide wheel 1, the axle center of friction pulley 13
It is centrally located on same horizontal line with the axle of guide wheel 1.Using method：By adjusting pressure of the hold-down bolt 15 to spring 19,
Make the beat of friction pulley 13 close to guide wheel 1, gradually make adjustment friction pulley 13 suitable with the spacing of guide wheel 1, Jing tests, encoder
Output data can be changed with the shaft angle of the live spindle of the measured equipment of accurate response, then tighten stretching screw 21, make tune
The pressure fixing of whole friction pulley 13 and guide wheel 1, the actuating device works into normality.Swing mechanism can also be：Use lead screw pair
Replace vertical tube 20 to be vertically fixed on the base 9 below blind hole 17, pressure bullet is set between the top on screw and the top of blind hole 17
Spring, by adjusting height of the screw on leading screw, can adjust the pressure of friction pulley 13 and guide wheel 1.
Claims (3)
1. a kind of axis angle measurement actuating device, it is characterised in that：Including friction pulley (13) and its rotating shaft (6), sleeve (12), base
And encoder (5) (9)；The friction pulley (13) is fixed on rotating shaft (6) left part, and the both ends of the rotating shaft (6) pass through bearing
(3) in sleeve (12), the encoder (5) is connected to rotating shaft (6) right part by encoder support (4)；The set
Cylinder (12) bottom is provided with the rocking arm (7) of disjunctor and the support (14) of disjunctor, and the base (9) is provided with riser (10), described to shake
Arm (7) is hinged by positioning rotating shaft (11) with riser (10)；Stretching screw is provided between riser (10) and support (14)
(21) swing mechanism that friction pulley (13) can be made with positioning rotating shaft (11) as axle center, is provided between support (14) and base (9).
2. a kind of axis angle measurement actuating device according to claim 1, it is characterised in that：Described swing mechanism includes vertical
Cylinder (20), spring (19), pressing plate (18) and hold-down bolt (15), the support (14) is provided with downward opening blind hole (17), institute
State vertical tube (20) to be fixed on blind hole (17) base (9) below, the top on blind hole (17) top is provided with tapped
Hole, the lower end of the spring (19) is located at its upper end in vertical tube (20) and pressing plate (18) is housed and in blind hole (17), the pressure
Tight bolt (15) is connected with the top on blind hole (17) top by screw thread and lower end is tightened on pressing plate (18), in hold-down bolt
(15) it is provided with stop nut (16).
3. a kind of axis angle measurement actuating device according to claim 1 and 2, it is characterised in that：Also include guide wheel (1), institute
State guide wheel (1) coaxially connected with the live spindle of measured equipment, the base (9) on the support of measured equipment simultaneously
The outer peripheral face for making friction pulley (13) is contacted with the outer peripheral face of guide wheel (1), the axle center of friction pulley (13) and the axle center of guide wheel (1)
On same horizontal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410763623.4A CN104406562B (en) | 2014-12-11 | 2014-12-11 | Shaft angle measurement transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410763623.4A CN104406562B (en) | 2014-12-11 | 2014-12-11 | Shaft angle measurement transmission device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104406562A CN104406562A (en) | 2015-03-11 |
| CN104406562B true CN104406562B (en) | 2017-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410763623.4A Active CN104406562B (en) | 2014-12-11 | 2014-12-11 | Shaft angle measurement transmission device |
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| Country | Link |
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| CN (1) | CN104406562B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106767655B (en) * | 2016-12-25 | 2018-12-07 | 重庆市永川区益锐机械有限责任公司 | Compensation angle detection device |
| CN106814204B (en) * | 2016-12-25 | 2019-01-15 | 重庆市永川区益锐机械有限责任公司 | Rotational speed detection device |
| CN106865417B (en) * | 2017-03-02 | 2018-06-22 | 五邑大学 | A kind of crane pivot angle computational methods based on trace ball and Multi-encoder |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4790795A (en) * | 1985-03-26 | 1988-12-13 | Aisin Seiki Kabushiki Kaisha | Connection construction of turning angle detector |
| CN2278924Y (en) * | 1996-08-30 | 1998-04-15 | 中国科学院长春光学精密机械研究所 | Absolute multiple code disc optoelectronic shaft angle coder |
| US5818358A (en) * | 1996-02-09 | 1998-10-06 | Asmo Co., Ltd. | Device for detecting position of moving body |
| CN103183050A (en) * | 2013-03-12 | 2013-07-03 | 山东常林机械集团股份有限公司 | Turning angle detection device of wheel type loading machine |
| CN204255332U (en) * | 2014-12-11 | 2015-04-08 | 中国电子科技集团公司第五十四研究所 | A kind of axis angle measurement gearing |
-
2014
- 2014-12-11 CN CN201410763623.4A patent/CN104406562B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4790795A (en) * | 1985-03-26 | 1988-12-13 | Aisin Seiki Kabushiki Kaisha | Connection construction of turning angle detector |
| US5818358A (en) * | 1996-02-09 | 1998-10-06 | Asmo Co., Ltd. | Device for detecting position of moving body |
| CN2278924Y (en) * | 1996-08-30 | 1998-04-15 | 中国科学院长春光学精密机械研究所 | Absolute multiple code disc optoelectronic shaft angle coder |
| CN103183050A (en) * | 2013-03-12 | 2013-07-03 | 山东常林机械集团股份有限公司 | Turning angle detection device of wheel type loading machine |
| CN204255332U (en) * | 2014-12-11 | 2015-04-08 | 中国电子科技集团公司第五十四研究所 | A kind of axis angle measurement gearing |
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| Publication number | Publication date |
|---|---|
| CN104406562A (en) | 2015-03-11 |
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