CN105508446B - A kind of clutch locking device of equatorial telescope - Google Patents
A kind of clutch locking device of equatorial telescope Download PDFInfo
- Publication number
- CN105508446B CN105508446B CN201610083929.4A CN201610083929A CN105508446B CN 105508446 B CN105508446 B CN 105508446B CN 201610083929 A CN201610083929 A CN 201610083929A CN 105508446 B CN105508446 B CN 105508446B
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- China
- Prior art keywords
- hour angle
- hour
- steel ball
- worm gear
- axis
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Classifications
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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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
- F16D1/06—Couplings for rigidly connecting two coaxial shafts or other movable machine elements for attachment of a member on a shaft or on a shaft-end
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C1/00—Measuring angles
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Gear Transmission (AREA)
Abstract
The invention discloses a kind of clutch locking devices of equatorial telescope, the clutch locking device includes steel ball, from motion block and adjusting mechanism, it is described to be in contact respectively with the hour angle worm gear and hour angle axis from motion block, the adjusting mechanism is inserted in the centre bore of the hour angle axis to shore the steel ball during its locking, and the steel ball is used under the action of power is shored described in extruding from motion block so that described expand from motion block and closely connect the hour angle worm gear and hour angle axis.The present invention is at work, regulating mechanism for locking, adjusting mechanism shore steel ball, and steel ball is subject to the effect for shoring power and squeezes from motion block, it is expanded from motion block under the action of extruding force and closely connects the hour angle worm gear and hour angle axis, so as to fulfill the close connection of hour angle axis and hour angle worm gear.
Description
Technical field
The present invention relates to a kind of equatorial telescope more particularly to a kind of clutch locking devices of equatorial telescope, belong to astronomical, measurement skill
Art field.
Background technology
Equatorial telescope is a kind of instrument of common measurement angle, usually with the cooperation such as astronomical telescope carrying out astronomy
Observation, and provide measurement science data for chronometer phenomenon and astronomy research.Typically, since equatorial telescope must be in three-dimensional space
Between on make compound angle adjustment action, therefore its bracket must have higher precision, it is mating so as to accurately adjust
The observation angle of telescope realizes precise positioning and real-time tracking to celestial body.
Existing Equatorial telescope bracket generally comprises pedestal, hour angle mechanism, drift angle mechanism and clutch locking device, when described
Angle mechanism is connected with the pedestal, and can be rotated under the driving of latitude adjusting mechanism around a latitude axis, the institute of drift angle mechanism
It states and is connected with hour angle mechanism, and can be rotated under the driving of hour angle driving mechanism around a hour angle axis, one is connected in the drift angle mechanism
Lens barrel connecting seat, the lens barrel connecting seat can be under the drivings of drift angle driving mechanism around a drift angle axis rotation, specifically, the hour angle
Driving mechanism includes hour angle motor, hour angle worm screw and hour angle worm gear, and the hour angle mechanism includes hour angle axis and hour angle babinet, described
Drift angle mechanism includes drift angle seat and drift angle axis, and the clutch locking device makes for hour angle worm gear and hour angle axis mutually to be locked
It obtains hour angle worm gear and hour angle axis is fixed, hour angle motor drives hour angle worm screw to be rotated around hour angle worm gear, so as to drive drift angle machine
Structure is rotated around hour angle axis.
However, existing clutch locking device generally use tensioner part realizes the close connection of hour angle worm gear and hour angle axis,
And common tensioner part is circular configuration, the contact surface with hour angle worm gear is a short straight line, thus contact surface is smaller, so as to
Cause hour angle worm gear and the mutual not tight of hour angle axis, and then influence stability and the use of equatorial telescope.
The content of the invention
In order to solve the above-mentioned technical problem, it is an object of the invention to provide a kind of clutch locking device of equatorial telescope,
Hour angle axis and hour angle worm gear can be effectively locked, improves the stability of equatorial telescope.
To achieve these goals, technical scheme is as follows：
A kind of clutch locking device of equatorial telescope, the equatorial telescope include pedestal, hour angle mechanism, hour angle driving mechanism, drift angle
Mechanism and drift angle driving mechanism, the hour angle driving mechanism include hour angle motor, hour angle worm screw and hour angle worm gear, the hour angle machine
Structure includes hour angle axis and hour angle babinet, and the hour angle worm gear set is arranged on the shaft end of the hour angle axis, and the drift angle cover for seat is arranged on
The middle part of the hour angle axis, the hour angle axis worm screw are fixed on the setting position on the seat of the drift angle, and with the hour angle worm gear
Be meshed, the equatorial telescope set at least two groups of clutch locking devices, the clutch locking device include steel ball, from motion block and adjust machine
Structure, described to be in contact respectively with the hour angle worm gear and hour angle axis from motion block, the adjusting mechanism is inserted in the hour angle axis
For shoring the steel ball during its locking in centre bore, and the steel ball is used under the action of power is shored described in extruding from motion block
So that described expand from motion block and closely connect the hour angle worm gear and hour angle axis.
Preferably, it is described from motion block for installing to offer at least two inwardly for the outer circumferential surface of the shaft end of the hour angle axis
Locating slot, inner circumferential surface opens outward is equipped at least two for accommodating the holding tanks of the steel ball, the locating slot with it is described
Holding tank is connected, and described is in contact respectively with the inner peripheral surface of the hour angle worm gear and the steel ball from motion block.
Preferably, it is described to include the main body block that is fixedly connected with and auxiliary piece from motion block, offer one on the main body block and auxiliary piece
Expansion slot, the main body block and the inner peripheral surface contact position of the hour angle worm gear are provided with two sections of arc surfaces and arranged on two sections of circular arcs
Flat face between face, the two sides of the main body block are in contact with the inner wall of the locating slot, described auxiliary piece and the steel ball
Contact position is provided with a concave surface to match with the steel ball.
Preferably, the expansion slot includes the circular trough being located in the main body block being interconnected and positioned at described auxiliary piece
On square groove.
Preferably, the adjusting mechanism includes spanner, the connecting rod being connected with the spanner and is sheathed on the connection
Pressing piece on bar, the outer circumferential surface of the pressing piece is the conical surface, and the pressing piece is inserted in the centre bore of the hour angle axis, and
The conical surface is in contact with the steel ball.
Preferably, which sets three groups of clutch locking devices.
Preferably, the hour angle worm gear and the fit clearance of the hour angle axis and drift angle seat and the hour angle axis are matched somebody with somebody
It is consistent to close gap.
Compared with prior art, advantages of the present invention at least that：
1）The clutch locking device of equatorial telescope provided by the invention at work, shore by regulating mechanism for locking, adjusting mechanism
Steel ball, steel ball are subject to the effect for shoring power and squeeze from motion block, expanded from motion block under the action of extruding force and closely connect institute
Hour angle worm gear and hour angle axis are stated, so as to fulfill the close connection of hour angle axis and hour angle worm gear.
2）Preferably, due to being two arc surfaces from the inner peripheral surface contact position of motion block and hour angle worm gear, thus from motion block and when
The contact area of angle worm gear is big, so as to increase the coupling mechanism force between hour angle axis and hour angle worm gear.
Description of the drawings
It is right with reference to the accompanying drawings and detailed description in order to illustrate more clearly of structure feature of the present invention and technical essential
The present invention is described in detail.
Fig. 1 is the structure diagram of the equatorial telescope disclosed in the embodiment of the present invention；
Fig. 2 is the structure diagram of the equatorial telescope disclosed in the embodiment of the present invention（Except adjusting mechanism）；
Fig. 3 is the steel ball disclosed in the embodiment of the present invention, the assembling schematic diagram from motion block, hour angle worm gear and hour angle axis；
Fig. 4 is the steel ball disclosed in the embodiment of the present invention, the assembling schematic diagram from motion block and hour angle axis；
Fig. 5 is the structure diagram from motion block disclosed in the embodiment of the present invention；
Fig. 6 is the structure diagram of the spanner disclosed in the embodiment of the present invention；
Fig. 7 is the structure diagram of the adjusting mechanism disclosed in the embodiment of the present invention；
Fig. 8 is the steel ball disclosed in the embodiment of the present invention, the assembling schematic diagram from motion block and force-applying piece.
Reference sign：1- pedestals, 2- hour angles mechanism, 21- hour angle axis, 211- locating slots, 212- holding tanks, during 22-
Angle babinet, 3- drift angles mechanism, 4- latitude adjusting mechanisms, 5- hour angle driving mechanisms, 51- hour angle worm screws, 52- hour angle worm gears, 6- mirrors
Cylinder connecting seat, 7- drift angles driving mechanism, 8- clutch locking devices, 81- steel balls, 82- is from motion block, 821- main body blocks, 821a- circular arcs
Face, 821b- flat faces, auxiliary piece of 822-, 823- expansion slots, 823a- circular troughs, 823b- square grooves, 83- adjusting mechanisms, 831- are pulled
Hand, 832- connecting rods, 833- pressing pieces.
Specific embodiment
Below in conjunction with the attached drawing in the present embodiment, the technical solution in embodiment is carried out specifically, clearly and completely to retouch
It states.
Referring to shown in Fig. 1-2, the present invention provides a kind of clutch locking device of equatorial telescope, wherein, which includes
Pedestal 1, hour angle mechanism 2 and drift angle mechanism 3, hour angle mechanism 2 are connected with pedestal 1, and can under the driving of latitude adjusting mechanism 4 around
One latitude axis rotates, and drift angle mechanism 3 is connected with hour angle mechanism 2, and can be revolved under the driving of hour angle driving mechanism 5 around a hour angle axis 21
Turn, a lens barrel connecting seat 6 is connected in drift angle mechanism 3, lens barrel connecting seat 6 can be under the driving of drift angle driving mechanism 7 around a drift angle axis
32 rotations, hour angle driving mechanism 5 include hour angle motor, hour angle worm screw 51 and hour angle worm gear 52, and hour angle mechanism 2 includes hour angle axis 21
With hour angle babinet 22, drift angle mechanism 3 includes drift angle seat 31 and drift angle axis；
Hour angle worm gear 52 and drift angle seat 31 are sheathed on respectively on hour angle axis 21, and the cooperation of hour angle worm gear 52 and hour angle axis 21
Gap and drift angle seat 31 are consistent with the fit clearance of hour angle axis 21, and 21 worm screw of hour angle axis is fixed on the setting position on drift angle seat 31
It puts, and is meshed with hour angle worm gear 52, when hour angle worm gear 52 under the action of clutch retaining mechanism with hour angle axis 21 when locking, when
Angle worm screw 51 rotates around hour angle worm gear 52, so as to which drift angle seat 31 be driven to be rotated around hour angle axis 21.
Referring to shown in Fig. 2-3, which further includes along the center of circle of 21 shaft end of hour angle axis and is uniformly arranged the three groups of Clutch locks in ground
Tight device 8, the clutch locking device 8 include steel ball 81, from motion block 82 and adjusting mechanism 83, from motion block 82 respectively with hour angle worm gear
52 and hour angle axis 21 be in contact, adjusting mechanism 83 be inserted in the centre bore of hour angle axis 21 for its locking when shores steel ball 81,
And steel ball 81 is used to squeeze from motion block 82 under the action of power is shored so that expanding from motion block 82 and closely connecting hour angle worm gear
52 and hour angle axis 21.
Referring to shown in Fig. 2 and 4, the outer circumferential surface of the shaft end of hour angle axis 21 opens up that there are three for installing from motion block 82 inwardly
Locating slot 211, inner circumferential surface opens outward sets that there are three for accommodating the holding tank 212 of steel ball 81, locating slot 211 and holding tank
212 are connected, and are in contact respectively with the inner peripheral surface of hour angle worm gear 52 and steel ball 81 from motion block 82.
Referring to shown in Fig. 3-5, include the main body block 821 being fixedly connected with and auxiliary piece 822 from motion block 82, main body block 821 and auxiliary piece
An expansion slot 823 is offered on 822, main body block 821 and the inner peripheral surface contact position of hour angle worm gear 52 are provided with two sections of arc surfaces
The 821a and flat face 821b for connecting two sections of arc surface 821a, the two sides of main body block 821 connect with the inner wall of locating slot 211
It touches, auxiliary piece 822 is provided with a concave surface 822a to match with steel ball 81 with 81 contact position of steel ball.Specifically, expansion slot 823 includes
The interconnected circular trough 823a being located in the main body block 821 and square groove 823b on auxiliary piece 822, expansion slot 823
A part is designed as circular trough 823a, is conducive to main body block 821 and is expanded under the action of steel ball 81.
Referring to shown in Fig. 6-8, adjusting mechanism 83 includes spanner 831, the connecting rod 832 being connected with spanner 831 and is arranged
In the pressing piece 833 in connecting rod 832, the outer circumferential surface of pressing piece 833 is the conical surface, and pressing piece 833 is inserted in hour angle axis 21
In heart hole, and the conical surface is in contact with steel ball 81.
The operation principle of the present invention is as follows：
Regulating mechanism for locking 83 first, specifically, rotating spanner 831, spanner 831 makes pressing piece 833 by connecting rod 832
It is moved to the direction of hour angle axis 21, the conical surface of pressing piece 833 from previous contact steel ball 81 then becomes shoring steel ball 81, steel ball
81 are subject to the effect for shoring power and squeeze from motion block 82, are expanded from motion block 82 under the action of extruding force and closely connect hour angle snail
Wheel 52 and hour angle axis 21, specifically, being squeezed the effect of power from motion block 82, the expansion slot 823 set thereon is opened to both sides,
So that the inner wall of the locating slot 211 of hour angle axis 21 is shored from the both sides of the main body of motion block 82 so that from the main body of motion block 82
On arc surface 821a shore the inner peripheral surface of hour angle worm gear 52, so as to fulfill the close connection of hour angle axis 21 and hour angle worm gear 52.
Due to being two arc surface 821a from the inner peripheral surface contact position of motion block 82 and hour angle worm gear 52, thus from motion block 82 and when
The contact area of angle worm gear 52 is big, thus increases the coupling mechanism force between hour angle axis 21 and hour angle worm gear 52, improves Clutch lock
The tight practicability of device 8 and the stability of equatorial telescope.
Above-mentioned specific embodiment, technical concept and structure feature only to illustrate the invention, it is therefore intended that allow and be familiar with this
The stakeholder of item technology can implement according to this, but above said content is not intended to limit protection scope of the present invention, every foundation
Any equivalent change or modification that the Spirit Essence of the present invention is made, should all fall under the scope of the present invention.
Claims (5)
1. a kind of clutch locking device of equatorial telescope, which includes pedestal, hour angle mechanism, hour angle driving mechanism, drift angle machine
Structure and drift angle driving mechanism, the hour angle driving mechanism include hour angle motor, hour angle worm screw and hour angle worm gear, the hour angle mechanism
Including hour angle axis and hour angle babinet, which is characterized in that the hour angle worm gear set is arranged on the shaft end of the hour angle axis, drift angle cover for seat
Arranged on the middle part of the hour angle axis, the hour angle worm screw is fixed on the setting position on the seat of the drift angle, and with the hour angle snail
Wheel is meshed, which sets at least two groups of clutch locking devices, which includes steel ball, from motion block and adjusting
Mechanism, described to be in contact respectively with the hour angle worm gear and hour angle axis from motion block, the adjusting mechanism is inserted in the hour angle axis
Centre bore in for shoring the steel ball during its locking, and the steel ball is described automatic for being squeezed under the action of power is shored
Block is so that described expand from motion block and closely connect the hour angle worm gear and hour angle axis；
The outer circumferential surface of the shaft end of the hour angle axis offers at least two for installing the locating slot from motion block inwardly,
Inner peripheral surface opens outward is equipped at least two for accommodating the holding tank of the steel ball, and the locating slot is connected with the holding tank
It is logical, and described be in contact respectively with the inner peripheral surface of the hour angle worm gear and the steel ball from motion block；
It is described to include the main body block that is fixedly connected with and auxiliary piece from motion block, an expansion slot is offered on the main body block and auxiliary piece, it is described
The inner peripheral surface contact position of main body block and the hour angle worm gear is provided with two sections of arc surfaces and putting down between two sections of arc surfaces
It faces directly, the two sides of the main body block are in contact with the inner wall of the locating slot, and described auxiliary piece is set with the steel ball contact position
There is a concave surface to match with the steel ball.
2. the clutch locking device of a kind of equatorial telescope according to claim 1, which is characterized in that the expansion slot includes phase
The intercommunicated circular trough being located in the main body block and the square groove on described auxiliary piece.
3. the clutch locking device of a kind of equatorial telescope according to claim 2, which is characterized in that the adjusting mechanism includes
Spanner, the connecting rod being connected with the spanner and the pressing piece being sheathed in the connecting rod, the outer circumferential surface of the pressing piece
For the conical surface, the pressing piece is inserted in the centre bore of the hour angle axis, and the conical surface is in contact with the steel ball.
A kind of 4. clutch locking device of equatorial telescope according to any one of claim 1-3, which is characterized in that the equator
Instrument sets three groups of clutch locking devices.
5. the clutch locking device of a kind of equatorial telescope according to any one of claim 1-3, which is characterized in that when described
Angle worm gear and the fit clearance of the hour angle axis and drift angle seat are consistent with the fit clearance of the hour angle axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610083929.4A CN105508446B (en) | 2016-02-06 | 2016-02-06 | A kind of clutch locking device of equatorial telescope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610083929.4A CN105508446B (en) | 2016-02-06 | 2016-02-06 | A kind of clutch locking device of equatorial telescope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105508446A CN105508446A (en) | 2016-04-20 |
| CN105508446B true CN105508446B (en) | 2018-06-05 |
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ID=55716661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610083929.4A Active CN105508446B (en) | 2016-02-06 | 2016-02-06 | A kind of clutch locking device of equatorial telescope |
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| Country | Link |
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| CN (1) | CN105508446B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202568B (en) | 2017-07-31 | 2023-06-02 | 南通斯密特森光电科技有限公司 | Equatorial telescope locking device |
| CN107270865B (en) | 2017-07-31 | 2023-06-09 | 南通斯密特森光电科技有限公司 | Equatorial telescope mechanism for stabilizing bearing |
| CN110247508B (en) * | 2019-05-23 | 2024-06-14 | 南通斯密特森光电科技有限公司 | Equatorial telescope electric motor assembly clutch mechanism |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3822951A (en) * | 1972-05-26 | 1974-07-09 | Int Harvester Co | Drive shaft coupler |
| US4929118A (en) * | 1988-09-26 | 1990-05-29 | Anderson Ronald L | Shaft mounted locking means |
| CN102866496A (en) * | 2012-10-18 | 2013-01-09 | 南京艾顿光电科技有限公司 | Balanced equatorial telescope |
| CN203535305U (en) * | 2013-10-29 | 2014-04-09 | 南京艾顿光电科技有限公司 | Equatorial instrument |
| CN205401480U (en) * | 2016-02-06 | 2016-07-27 | 南通斯密特森光电科技有限公司 | Separation and reunion locking device of equatorial telescope |
-
2016
- 2016-02-06 CN CN201610083929.4A patent/CN105508446B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3822951A (en) * | 1972-05-26 | 1974-07-09 | Int Harvester Co | Drive shaft coupler |
| US4929118A (en) * | 1988-09-26 | 1990-05-29 | Anderson Ronald L | Shaft mounted locking means |
| CN102866496A (en) * | 2012-10-18 | 2013-01-09 | 南京艾顿光电科技有限公司 | Balanced equatorial telescope |
| CN203535305U (en) * | 2013-10-29 | 2014-04-09 | 南京艾顿光电科技有限公司 | Equatorial instrument |
| CN205401480U (en) * | 2016-02-06 | 2016-07-27 | 南通斯密特森光电科技有限公司 | Separation and reunion locking device of equatorial telescope |
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| Publication number | Publication date |
|---|---|
| CN105508446A (en) | 2016-04-20 |
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