CN106767650A - A kind of pair of zero-bit position limiting structure of remaining gear drive angular displacement sensor - Google Patents
A kind of pair of zero-bit position limiting structure of remaining gear drive angular displacement sensor Download PDFInfo
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- CN106767650A CN106767650A CN201611051613.3A CN201611051613A CN106767650A CN 106767650 A CN106767650 A CN 106767650A CN 201611051613 A CN201611051613 A CN 201611051613A CN 106767650 A CN106767650 A CN 106767650A
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- angular displacement
- displacement sensor
- gear
- zero
- rotating shaft
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- 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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- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
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Abstract
The invention belongs to gear-driven angular displacement sensor design field, it is related to a kind of pair of zero-bit position limiting structure of remaining gear drive angular displacement sensor.The present invention realizes the uniformity of double remaining angular displacement sensor zero-bits during multiple gear is installed, overcome the phenomenon of the double remaining angular displacement sensor zero-bit hardly possible uniformity of conventional gears transmission, product is solved aboard in assembling and dissembling process due to zero-bit change, output of products is caused to change, the problem of hydraulic performance decline, enhance product performance stability, increase the security and reliability that product is used.
Description
Technical field
The invention belongs to gear-driven angular displacement sensor design field, it is related to a kind of pair of remaining gear drive angular displacement
Transducer zeroing position limiting structure.
Background technology
Fig. 1 is a kind of pair of traditional remaining pinion rotation angular displacement sensor zero-bit position limiting structure, including straight pin 2, defeated
Go out gear 8 and bottom base component 7 etc., wherein output gear 8 is fixed on bottom base component 7 by lower bearing 6 and upper bearing (metal) 10,
Straight pin 2 is pressed on output gear 8 by interference fit.The shortcoming of this traditional structure is：On the one hand there is zero-bit limitation, under
When base assembly 7 is provided with an annular groove 7a on the relevant position of straight pin 2, because annular groove 7a is limited by part, this causes defeated
Going out the Work-corner of gear 8 is restricted, as shown in Figure 2；If on the other hand output gear can be rotated freely, due to gear ratio
Presence, when output gear rotates more than 360 °, can cause zero-bit position it is relatively difficult.
The content of the invention
The purpose of the present invention is：There is provided the zero-bit of a kind of pair of remaining pinion rotation angular displacement sensor spacing structure, solution
Product determine aboard in assembling and dissembling process due to zero-bit change, has caused output of products to change, the problem of hydraulic performance decline has been improved and produced
Moral character stabilizability, increases the security and reliability that product is used.
The technical scheme is that：A kind of pair of zero-bit position limiting structure of remaining gear drive angular displacement sensor, including
Angular displacement sensor housing 1, straight pin 2, drive end bearing bracket 3, angular displacement sensor rotating shaft 4, gear assembly 5, lower bearing 6, bottom base
Component 7, output gear 8, little gear 9, upper bearing (metal) 10 and top base component 11.Described angular displacement sensor housing 1 passes through four
Individual screw is fixed on top base component 11, and straight pin 2 is fixed in angular displacement sensor rotating shaft 4 by with brill, and drive end bearing bracket 3 leads to
Cross four sunk screws to be fixed on angular displacement sensor housing 1, gear assembly 5 is arranged in angular displacement sensor rotating shaft 4, on
Bearing 10 and lower bearing 6 are attached separately in the bearing hole of top base component 11 and bottom base component 7, output gear 8 and little gear 9
Main shaft is constituted, the zero-bit groove that output gear 8 passes through to be engraved in thereon is engaged with main frame gear, little gear 9 and angular displacement sensor
Gear assembly 5 is engaged.
Described output gear 8, the gearratio between little gear 9 and angular displacement sensor gear assembly 5 need main frame
Rotational angle be converted into angular displacement sensor output electric signal.
Be designed with two symmetrical convex 3a on described drive end bearing bracket 3, angular displacement sensor rotating shaft 4 by 0.003mm~
With a straight pin 2 is bored, the position of straight pin 2 will be ensured of the zero of each passage angular displacement sensor in the gap of 0.008mm
Position position, again in the middle of 3 liang of convex 3a of drive end bearing bracket.
Described straight pin 2 limits the maximum rotation of angular displacement sensor rotating shaft 4 by two boss 3a of drive end bearing bracket 3
Angle, realizes the rotational angle of output gear 8 and is not more than 360 °, prevents in product installation process because pinion rotation was led more than one week
The inconsistent phenomenon of zero-bit of cause.
Beneficial effects of the present invention：There is provided a kind of double remaining angular displacement sensor zero-bits of pinion rotation spacing structure, solution
Product determine aboard in assembling and dissembling process due to zero-bit change, has caused output of products to change, the problem of hydraulic performance decline has been improved and produced
Moral character stabilizability, increases the security and reliability that product is used.Additionally, the invention can also be applied to other military projects and
In civil area, be conducive to the expansion in market and the raising of occupation rate of market.
Brief description of the drawings
Fig. 1 is a kind of traditional double remaining pinion rotation angular displacement sensor zero-bit position limiting structure schematic diagrames.
Fig. 2 is a kind of sectional view of traditional double remaining pinion rotation angular displacement sensor zero-bit position limiting structures.
Fig. 3 is structural representation of the invention.
Fig. 4 is sectional view of the invention.
Specific embodiment
To better illustrate the present invention, illustrate below in conjunction with the accompanying drawings.
Fig. 3, Fig. 4 are referred to, it is a kind of pair of zero-bit position limiting structure of remaining pinion rotation angular displacement sensor of the invention
Implementation method.
A kind of pair of zero-bit position limiting structure of remaining gear drive angular displacement sensor, including angular displacement sensor housing 1, circle
Pin 2, drive end bearing bracket 3, angular displacement sensor rotating shaft 4, gear assembly 5, lower bearing 6, bottom base component 7, output gear 8, small tooth
Wheel 9, upper bearing (metal) 10 and top base component 11.Described angular displacement sensor housing 1 is fixed on top base group by four screws
On part 11, straight pin 2 is fixed in angular displacement sensor rotating shaft 4 by with brill, and drive end bearing bracket 3 is fixed on by four sunk screws
On angular displacement sensor housing 1, gear assembly 5 is arranged in angular displacement sensor rotating shaft 4, and upper bearing (metal) 10 and lower bearing 6 are distinguished
In the bearing hole of top base component 11 and bottom base component 7, output gear 8 and little gear 9 constitute main shaft, output gear 8
Engaged with main frame gear by the zero-bit groove being engraved in thereon, little gear 9 is engaged with angular displacement sensor gear assembly 5.
Described output gear 8, the gearratio between little gear 9 and angular displacement sensor gear assembly 5 need main frame
Rotational angle be converted into angular displacement sensor output electric signal.
Be designed with two symmetrical convex 3a on described drive end bearing bracket 3, angular displacement sensor rotating shaft 4 by 0.003mm~
With a straight pin 2 is bored, the position of straight pin 2 will be ensured of the zero of each passage angular displacement sensor in the gap of 0.008mm
Position position, again in the middle of 3 liang of convex 3a of drive end bearing bracket.
Described straight pin 2 limits the maximum rotation of angular displacement sensor rotating shaft 4 by two boss 3a of drive end bearing bracket 3
Angle, realizes the rotational angle of output gear 8 and is not more than 360 °, prevents in product installation process because pinion rotation was led more than one week
The inconsistent phenomenon of zero-bit of cause.
In present embodiment, angular displacement sensor housing 1, straight pin 2, drive end bearing bracket 3, angular displacement sensor rotating shaft 4, gear
Component 5, lower bearing 6, bottom base component 7, output gear 8, little gear 9, upper bearing (metal) 10 and top base component 11.Described angle position
Displacement sensor housing 1 is fixed on top base component 11 by four screws, and straight pin 2 is fixed on angle displacement transducer by with brill
In device rotating shaft 4, drive end bearing bracket 3 is fixed on angular displacement sensor housing 1 by four sunk screws, and gear assembly 5 is arranged on angle
In displacement transducer rotating shaft 4, upper bearing (metal) 10 and lower bearing 6 are attached separately to the bearing hole of top base component 11 and bottom base component 7
Interior, output gear 8 and little gear 9 constitute main shaft, and the zero-bit groove that output gear 8 passes through to be engraved in thereon is engaged with main frame gear,
Little gear 9 is engaged with angular displacement sensor gear assembly 5.
By the gearratio between output gear 8, little gear 9 and angular displacement sensor gear assembly 5, main frame is needed
Angular transition into sensor voltage output signal, the voltage signal that control system is fed back by angular displacement, to associated host turn
Angle is controlled.Wherein, straight pin 2 is rotated between two boss 3a on drive end bearing bracket 3, and the scope of corner α is ± 36 °~± 72 °,
By gear no-load voltage ratio, as shown in Figure 4, it is possible to achieve output gear 8 is close to 360 ° of angle.This structure be realize it is close
360 ° of wide-angle work, while avoiding because zero-bit is inconsistent after output gear 8 rotates more than a circle caused by gearratio
Phenomenon.
The present invention provides a kind of pair of zero-bit position limiting structure of remaining pinion rotation angular displacement sensor, solves product and is flying
Output of products is caused to change because zero-bit changes in assembling and dissembling process on machine, the problem of hydraulic performance decline, stabilization of enhancing product performance
Property, increase the security and reliability that product is used.
Claims (4)
1. a kind of pair of zero-bit position limiting structure of remaining gear drive angular displacement sensor, including angular displacement sensor housing (1), circle
It is pin (2), drive end bearing bracket (3), angular displacement sensor rotating shaft (4), gear assembly (5), lower bearing (6), bottom base component (7), defeated
Go out gear (8), little gear (9), upper bearing (metal) (10) and top base component (11), it is characterised in that：Described angular displacement sensor
Housing (1) is fixed on top base component (11) by four screws, and straight pin (2) is fixed on angular displacement sensor by with brill
In rotating shaft (4), drive end bearing bracket (3) is fixed on angular displacement sensor housing (1) by four sunk screws, gear assembly (5) peace
In angular displacement sensor rotating shaft (4), upper bearing (metal) (10) and lower bearing (6) are attached separately to top base component (11) and bottom base
In the bearing hole of component (7), output gear (8) and little gear (9) constitute main shaft, and output gear (8) is by being engraved in zero thereon
Position groove is engaged with main frame gear, and little gear (9) is engaged with angular displacement sensor gear assembly (5).
2. structure according to claim 1, it is characterised in that：Passed by output gear (8), little gear (9) and angular displacement
The rotational angle that main frame needs is converted into gearratio between sensor gear assembly (5) telecommunications of angular displacement sensor output
Number.
3. structure according to claim 1, it is characterised in that：Two symmetrical convexes (3a), angle are designed with drive end bearing bracket (3)
Displacement transducer rotating shaft (4) is by the gap of 0.003mm~0.008mm with one straight pin (2) of brill, the position of straight pin (2)
The null positions of each passage angular displacement sensor are ensured of, again in the middle of the convex (3a) of drive end bearing bracket (3) two.
4. structure according to claim 3, it is characterised in that：Two boss (3a) that straight pin (2) passes through drive end bearing bracket (3)
The maximum rotation angle of angular displacement sensor rotating shaft (4) is limited, output gear (8) rotational angle is not more than 360 °, prevented
Because pinion rotation was more than one week inconsistent phenomenon of caused zero-bit in product installation process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611051613.3A CN106767650B (en) | 2016-11-24 | 2016-11-24 | A kind of zero-bit position limiting structure of double redundancy gear drive angular displacement sensor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611051613.3A CN106767650B (en) | 2016-11-24 | 2016-11-24 | A kind of zero-bit position limiting structure of double redundancy gear drive angular displacement sensor |
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| CN106767650A true CN106767650A (en) | 2017-05-31 |
| CN106767650B CN106767650B (en) | 2019-11-19 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108062112A (en) * | 2017-11-03 | 2018-05-22 | 兰州飞行控制有限责任公司 | A kind of double remaining Angle Position detection devices |
| CN110886836A (en) * | 2019-11-28 | 2020-03-17 | 四川泛华航空仪表电器有限公司 | Double-channel signal output's angle displacement sensor gear transmission structure |
| CN112504114A (en) * | 2021-02-03 | 2021-03-16 | 成都宏明电子股份有限公司 | Miniature dual-redundancy angular displacement sensor with rotation angle limiting function |
| CN113804145A (en) * | 2021-09-13 | 2021-12-17 | 航天科工哈尔滨风华有限公司 | Three-redundancy rotary angular displacement sensor |
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| CN103158755A (en) * | 2013-03-07 | 2013-06-19 | 青岛科技大学 | Limiting mechanism for steering wheel of motor vehicle |
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| CN104390618A (en) * | 2014-12-05 | 2015-03-04 | 西安航空动力控制科技有限公司 | Linear displacement sensor convenient for adjusting zero position |
| CN104691616A (en) * | 2015-02-17 | 2015-06-10 | 吉林大学 | Electrically controlled limit device and limit control method for preventing excessive automatic steering of automobile |
| CN204743983U (en) * | 2015-06-12 | 2015-11-11 | 常州市诚利电子有限公司 | Closestool flip actuating mechanism |
| CN205228377U (en) * | 2015-11-17 | 2016-05-11 | 上海新跃联汇电子科技有限公司 | Non -contact type rotating angle sensor |
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2016
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103158755A (en) * | 2013-03-07 | 2013-06-19 | 青岛科技大学 | Limiting mechanism for steering wheel of motor vehicle |
| CN103171613A (en) * | 2013-03-07 | 2013-06-26 | 青岛科技大学 | Vehicle steer-by-wire mode switching limit device |
| CN103359161A (en) * | 2013-07-19 | 2013-10-23 | 青岛科技大学 | Vehicle steer-by-wire steering wheel device |
| CN104390618A (en) * | 2014-12-05 | 2015-03-04 | 西安航空动力控制科技有限公司 | Linear displacement sensor convenient for adjusting zero position |
| CN104691616A (en) * | 2015-02-17 | 2015-06-10 | 吉林大学 | Electrically controlled limit device and limit control method for preventing excessive automatic steering of automobile |
| CN204743983U (en) * | 2015-06-12 | 2015-11-11 | 常州市诚利电子有限公司 | Closestool flip actuating mechanism |
| CN205228377U (en) * | 2015-11-17 | 2016-05-11 | 上海新跃联汇电子科技有限公司 | Non -contact type rotating angle sensor |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108062112A (en) * | 2017-11-03 | 2018-05-22 | 兰州飞行控制有限责任公司 | A kind of double remaining Angle Position detection devices |
| CN108062112B (en) * | 2017-11-03 | 2020-03-24 | 兰州飞行控制有限责任公司 | Dual-redundancy angular position detection device |
| CN110886836A (en) * | 2019-11-28 | 2020-03-17 | 四川泛华航空仪表电器有限公司 | Double-channel signal output's angle displacement sensor gear transmission structure |
| CN112504114A (en) * | 2021-02-03 | 2021-03-16 | 成都宏明电子股份有限公司 | Miniature dual-redundancy angular displacement sensor with rotation angle limiting function |
| CN112504114B (en) * | 2021-02-03 | 2021-04-27 | 成都宏明电子股份有限公司 | Miniature dual-redundancy angular displacement sensor with rotation angle limiting function |
| CN113804145A (en) * | 2021-09-13 | 2021-12-17 | 航天科工哈尔滨风华有限公司 | Three-redundancy rotary angular displacement sensor |
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| CN106767650B (en) | 2019-11-19 |
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