CN105508471A - Automatic locking device for rotating shaft - Google Patents
Automatic locking device for rotating shaft Download PDFInfo
- Publication number
- CN105508471A CN105508471A CN201510866114.9A CN201510866114A CN105508471A CN 105508471 A CN105508471 A CN 105508471A CN 201510866114 A CN201510866114 A CN 201510866114A CN 105508471 A CN105508471 A CN 105508471A
- Authority
- CN
- China
- Prior art keywords
- locking
- depression bar
- turning axle
- mounting plate
- gear
- 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.)
- Pending
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Classifications
-
- 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
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
-
- 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
- F16D2121/00—Type of actuator operation force
- F16D2121/18—Electric or magnetic
- F16D2121/20—Electric or magnetic using electromagnets
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Operated Clutches (AREA)
- Retarders (AREA)
Abstract
The invention discloses a locking device and particularly relates to an automatic locking device used for a rotating shaft. The automatic locking device used for the rotating shaft comprises a gear, a mounting plate, a locking pressure rod, an electromagnetic mechanism and a spring mechanism, wherein the gear is mounted on the mounting plate; the gear is fixedly connected to the outer rotating shaft; one end of the locking pressure rod is rotatably mounted on the mounting plate; the other end of the locking pressure rod is fixedly connected to the mounting plate through the spring mechanism; the electromagnetic mechanism is fixedly mounted on the mounting plate; a pushing part of the electromagnetic mechanism is matched with the locking pressure rod; the spring mechanism and the electromagnetic mechanism are in lever relationship with the locking pressure rod through a rotary mounting part at one end of the locking pressure rod; locking teeth are arranged on the locking pressure rod; and the locking teeth are matched with the gear for locking and unlocking the rotating shaft. The locking device disclosed by the invention can solve the problem that a rotating shaft locking mechanism in the field of precise machinery is great in size, and the locking mechanism is compact in structure, is small in size, is low in cost, is simple and convenient to mount and operate, and is reliable to lock.
Description
Technical field
The present invention relates to a kind of locking device, be specifically related to a kind of forced locking device for turning axle.
Background technique
Automatic equipment in use needs to carry out auto lock to turning axle, and turning axle locking mode conventional at present has axle hung type, electromagnetic clutch locking and end tooth disc type.Axle hung type is locked, utilize the structural principle countershaft of brake block to hold tightly, opening or locking of brake block is controlled by motor pulling force, the advantage of this mechanism is easy to mounting and adjusting, shortcoming is mechanism's locking property poor reliability, and need regularly to adjust Locking Steel Wire rope, working service is comparatively loaded down with trivial details.Electromagnetic clutch locking mechanism is the principle utilizing magnetic clutch, between rotating shaft and pedestal, a magnetic clutch is installed, by the object that the power on/off of whole electromagnetic clutch locking mechanism reaches locking or unlocks, the advantage of this mechanism is that construction cost is low, structure is simple, the electromagnetic field produced when shortcoming is whole institution staff is larger, larger electromagnetic interference is had to equipment, have larger impact during electronic device works on surrounding, this locking mechanism also cannot carry out electromagnetic shielding completely simultaneously.End tooth disc type mainly projecting shaft installs pair of end fluted disc, and countershaft is locked vertically, and the advantage of this mechanism is reliable lock, and locked position precision is high, and shortcoming axially takes up room large, and processing cost is high.
Summary of the invention
In view of this, the invention provides a kind of turning axle forced locking device, can solve the problem that precision optical machinery field turning axle locking mechanism volume size is large, this locking mechanism structure is compact, volume size is little, and cost is low, fitting operation is easy, reliable lock.
For solving above technical problem, technological scheme of the present invention is for adopting a kind of turning axle forced locking device, comprise gear, mounting plate, locking depression bar, electromagnetic mechanism, spring mechanism, gear is installed on a mounting board, and gear is fixedly connected with outside turning axle; Locking depression bar one end is rotated and is installed on mounting plate, and the other end is fixedly connected with mounting plate by spring mechanism; Electromagnetic mechanism is fixedly installed on mounting plate, and the push mechanism of electromagnetic mechanism is set to and locks depression bar and match; Spring mechanism, electromagnetic mechanism all form lever relationshhip with locking depression bar by the rotation installation position of locking depression bar one end; Locking depression bar is provided with locking teeth, and described locking teeth coordinates to lock and unlocks turning axle with gear.
Preferably, described locking depression bar one end is rotated and is installed on mounting plate, the other end is connected with spring mechanism, described spring mechanism is set to extension spring and extension spring pillar, described extension spring pillar is connected to extension spring two ends, and extension spring pillar is fixedly connected with mounting plate with the locking depression bar the other end respectively; Described electromagnetic mechanism is set to electromagnet and electromagnet bearing, and described electromagnet is fixedly installed on mounting plate by electromagnet bearing; The position of the dynamic iron core of described electromagnet and the push mechanism of electromagnetic mechanism is set to and locks depression bar and match, by dynamic iron core to the locking impetus of depression bar and extension spring under both stretching actions acting in conjunction of locking depression bar, rotate around rotation installation position to impel the locking depression bar the other end, lock in the middle of depression bar two ends simultaneously and is provided with locking teeth, locking depression bar coordinates to lock by locking teeth with gear and unlocks turning axle in the process of rotating.
Preferably, described spring mechanism is compared to the rotation installation position of electromagnetic mechanism close locking depression bar one end.
Preferably, described spring mechanism and electromagnetic mechanism are positioned at and lock position, depression bar the same side.
Preferably, the locking teeth on described locking depression bar, gear cooperation position point are positioned on same level line with the central point of the rotation installation position of locking depression bar one end.
Preferably, described spring mechanism is positioned on same level line with locking depression bar matched position central point with the push mechanism of locking depression bar joint central point and electromagnetic mechanism.
Preferably, described mounting plate is provided with limit structure, the state position being in locking with limiting lock pinch rod and unlocking.
Preferably, the thickness of described gear is 4mm, and the thickness of described locking depression bar is 5mm.
Preferably, the axial dimension of described turning axle forced locking device is 20mm.
The application's turning axle forced locking device realizes switching the automatic unlocking of turning axle and locking state in the following manner: during energising, the push mechanism of electromagnetic mechanism is stretched out, promote locking depression bar to rotate around rotation installation position, locking teeth on locking depression bar and gear are departed from, and turning axle is in released state; During power-off, electromagnetic mechanism and locking depression bar reset under the effect of spring mechanism, the locking teeth on locking depression bar and gears meshing, locking turning axle.
The application's turning axle forced locking device can solve the large problem of precision optical machinery field turning axle locking mechanism volume size, and this locking mechanism structure is compact, volume size is little, and cost is low, fitting operation is easy, reliable lock.Be applicable to the locking of automatic turntable, automatically rotating machinery turning axle.
Accompanying drawing explanation
Fig. 1 is the application's mode of execution turning axle forced locking device locking state structural representation;
Fig. 2 is the released state structural representation of Fig. 1;
Fig. 3 is the side view of Fig. 1;
Fig. 4 is the schematic rear view of Fig. 2 released state.
Embodiment
In order to make those skilled in the art understand technological scheme of the present invention better, below in conjunction with embodiment, the present invention is described in further detail.
Turning axle forced locking device described in the application comprises gear, mounting plate, locking depression bar, electromagnetic mechanism, spring mechanism, and gear is installed on a mounting board, and gear is fixedly connected with outside turning axle; Locking depression bar one end is rotated and is installed on mounting plate, and the other end is fixedly connected with mounting plate by spring mechanism; Electromagnetic mechanism is fixedly installed on mounting plate, and the push mechanism of electromagnetic mechanism is set to and locks depression bar and match; Spring mechanism, electromagnetic mechanism all form lever relationshhip with locking depression bar by the rotation installation position of locking depression bar one end; Locking depression bar is provided with locking teeth, and described locking teeth coordinates to lock and unlocks turning axle with gear.
Described turning axle forced locking device realizes switching the automatic unlocking of turning axle and locking state in the following manner: during energising, the push mechanism of electromagnetic mechanism is stretched out, promote locking depression bar to rotate around rotation installation position, locking teeth on locking depression bar and gear are departed from, and turning axle is in released state; During power-off, electromagnetic mechanism and locking depression bar reset under the effect of spring mechanism, the locking teeth on locking depression bar and gears meshing, locking turning axle.
Above-mentioned turning axle forced locking device will be described by accompanying drawing 1-Fig. 4.
The mode of execution that Fig. 1-Fig. 4 adopts is only the mode preferably adopted in order to the invention improved though of clearer explanation the application.
Fig. 1 is the application's mode of execution turning axle forced locking device locking state structural representation; Fig. 2 is the released state structural representation of Fig. 1; Fig. 3 is the side view of Fig. 1; Fig. 4 is the schematic rear view of Fig. 2 released state.
In as can be seen from Fig. 1 to Fig. 4, the forced locking device of turning axle shown in it comprises gear 1, mounting plate 2, locking depression bar 3, electromagnetic mechanism, spring mechanism;
Gear 1 is arranged on mounting plate 2, and gear 1 is fixedly connected with outside turning axle;
Locking depression bar 3 one end is rotated and is installed on mounting plate 2, namely rotates installation position 4 shown in figure, preferably adopts hinged mode to install; Locking depression bar 3 the other end is connected with spring mechanism, described spring mechanism is set to extension spring 5 and extension spring pillar 5-1, described extension spring pillar 5-1 is connected to extension spring 5 two ends, and extension spring pillar 5-1 is fixedly connected with mounting plate 2 with locking depression bar 3 the other end respectively;
Electromagnetic mechanism is set to electromagnet 6 and electromagnet bearing 7, described electromagnet 6 is fixedly installed on mounting plate 2 by electromagnet bearing 7, the position of the dynamic iron core 9 i.e. push mechanism of electromagnetic mechanism of electromagnet 6 is set to and locks depression bar 3 and match, by dynamic iron core 9 to the locking impetus of depression bar 3 and extension spring 5 under both stretching actions acting in conjunction of locking depression bar 3, rotate around rotation installation position 4 to impel locking depression bar 3 the other end, lock in the middle of depression bar 3 two ends simultaneously and be provided with locking teeth 8, locking depression bar 3 coordinates to lock and unlock turning axle with gear 1 by locking teeth 8 in the process of rotating,
Spring mechanism is compared to the rotation installation position 4 of electromagnetic mechanism close locking depression bar 3 one end; Spring mechanism and electromagnetic mechanism are positioned at locks position, depression bar 3 the same side;
Spring mechanism is positioned at (B of dotted line shown in figure position) on same level line with the dynamic iron core 9 of the push mechanism and electromagnet 6 of locking depression bar 3 joint central point and electromagnetic mechanism with locking depression bar 3 matched position central point; Locking teeth 8 on locking depression bar 3, gear 1 cooperation position point are positioned at (A of dotted line shown in figure position) on same level line with the central point of the rotation installation position 4 of locking depression bar 3 one end;
Mounting plate 2 is provided with limit structure, is also the outstanding position of mounting plate 2, and it limiting lock pinch rod 3 can be in the state position of locking and unlocking.
By with upper type, turning axle forced locking device described in the application's mode of execution preferably adopts the thickness of described gear 1 to be 4mm, and the thickness of described locking depression bar 3 is 5mm; The axial dimension H of described turning axle forced locking device is 20mm.
The application's mode of execution turning axle forced locking device realizes switching the automatic unlocking of turning axle and locking state in the following manner: during energising, the push mechanism of electromagnetic mechanism and the dynamic iron core 9 of electromagnet 6 stretch out (as Fig. 2), promote locking depression bar 3 around rotation installation position 4 i.e. hinged rotation, the locking teeth 8 of locking on depression bar 3 is departed from gear 1, and turning axle is in released state; During power-off, the push mechanism of electromagnetic mechanism also namely the dynamic iron core 9 of electromagnet 6 and locking depression bar 3 reset under the stretching action of the extension spring 5 of spring mechanism, the locking teeth 8 on locking depression bar 3 engages with gear 1, locks turning axle; Due to mounting plate 2 being provided with position-limit mechanism, upper as can be seen from figure, position-limit mechanism is also the outstanding position of mounting plate 2, and it limiting lock pinch rod 3 can be in the state position of locking and unlocking.
The application's turning axle forced locking device can solve the large problem of precision optical machinery field turning axle locking mechanism volume size, and this locking mechanism structure is compact, volume size is little, and cost is low, fitting operation is easy, reliable lock.Be applicable to the locking of automatic turntable, automatically rotating machinery turning axle.
Below be only the preferred embodiment of the present invention, it should be pointed out that above-mentioned preferred implementation should not be considered as limitation of the present invention, protection scope of the present invention should be as the criterion with claim limited range.For those skilled in the art, without departing from the spirit and scope of the present invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. a turning axle forced locking device, comprises gear, mounting plate, locking depression bar, electromagnetic mechanism, spring mechanism, it is characterized in that: gear is installed on a mounting board, and gear is fixedly connected with outside turning axle; Locking depression bar one end is rotated and is installed on mounting plate, and the other end is fixedly connected with mounting plate by spring mechanism; Electromagnetic mechanism is fixedly installed on mounting plate, and the push mechanism of electromagnetic mechanism is set to and locks depression bar and match; Spring mechanism, electromagnetic mechanism all form lever relationshhip with locking depression bar by the rotation installation position of locking depression bar one end; Locking depression bar is provided with locking teeth, and described locking teeth coordinates to lock and unlocks turning axle with gear.
2. turning axle forced locking device according to claim 1, it is characterized in that: described locking depression bar one end is rotated and is installed on mounting plate, the other end is connected with spring mechanism, described spring mechanism is set to extension spring and extension spring pillar, described extension spring pillar is connected to extension spring two ends, and extension spring pillar is fixedly connected with mounting plate with the locking depression bar the other end respectively;
Described electromagnetic mechanism is set to electromagnet and electromagnet bearing, and described electromagnet is fixedly installed on mounting plate by electromagnet bearing; The position of the dynamic iron core of described electromagnet and the push mechanism of electromagnetic mechanism is set to and locks depression bar and match, by dynamic iron core to the locking impetus of depression bar and extension spring under both stretching actions acting in conjunction of locking depression bar, rotate around rotation installation position to impel the locking depression bar the other end, lock in the middle of depression bar two ends simultaneously and is provided with locking teeth, locking depression bar coordinates to lock by locking teeth with gear and unlocks turning axle in the process of rotating.
3. turning axle forced locking device according to claim 1, is characterized in that: described spring mechanism is compared to the rotation installation position of electromagnetic mechanism close locking depression bar one end.
4. turning axle forced locking device according to claim 1, is characterized in that: described spring mechanism and electromagnetic mechanism are positioned at locks position, depression bar the same side.
5. turning axle forced locking device according to claim 1, is characterized in that: the locking teeth on described locking depression bar, gear cooperation position point are positioned on same level line with the central point of the rotation installation position of locking depression bar one end.
6. turning axle forced locking device according to claim 1, is characterized in that: described spring mechanism is positioned on same level line with locking depression bar matched position central point with the push mechanism of locking depression bar joint central point and electromagnetic mechanism.
7. turning axle forced locking device according to claim 1, is characterized in that: described mounting plate is provided with limit structure, the state position being in locking with limiting lock pinch rod and unlocking.
8. turning axle forced locking device according to claim 1, is characterized in that: the thickness of described gear is 4mm, and the thickness of described locking depression bar is 5mm.
9. turning axle forced locking device according to claim 1, is characterized in that: the axial dimension of described turning axle forced locking device is 20mm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510866114.9A CN105508471A (en) | 2015-12-01 | 2015-12-01 | Automatic locking device for rotating shaft |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510866114.9A CN105508471A (en) | 2015-12-01 | 2015-12-01 | Automatic locking device for rotating shaft |
Publications (1)
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CN105508471A true CN105508471A (en) | 2016-04-20 |
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Family Applications (1)
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CN201510866114.9A Pending CN105508471A (en) | 2015-12-01 | 2015-12-01 | Automatic locking device for rotating shaft |
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CN (1) | CN105508471A (en) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105972122A (en) * | 2016-06-15 | 2016-09-28 | 湖北三江航天万峰科技发展有限公司 | Automatic locking mechanism of rotary shaft |
CN106064718A (en) * | 2016-08-09 | 2016-11-02 | 无锡德林船舶设备有限公司 | Automatic goods shelf power transmission shaft locking releasing device |
CN107084214A (en) * | 2017-05-05 | 2017-08-22 | 中国科学院长春光学精密机械与物理研究所 | A kind of rotation preventive mechanism of rotary shaft |
CN107215475A (en) * | 2017-07-21 | 2017-09-29 | 长春长光睿视光电技术有限责任公司 | A kind of gyro-stabilized platform locking mechanism |
CN107826714A (en) * | 2017-12-04 | 2018-03-23 | 中山市榄商置业发展有限公司 | A kind of automatic displacement locking device on motion table top |
CN107934410A (en) * | 2017-11-07 | 2018-04-20 | 湖北三江航天万峰科技发展有限公司 | A kind of Dual-spindle linked retaining mechanism |
CN108131402A (en) * | 2016-11-30 | 2018-06-08 | 北京航天计量测试技术研究所 | A kind of two-way memory alloy locking device |
CN111976465A (en) * | 2020-08-06 | 2020-11-24 | 广东博智林机器人有限公司 | Drive device and chassis |
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US20020092710A1 (en) * | 2001-01-13 | 2002-07-18 | Mannesmann Sachs Ag | Parking brake actuating device for a parking brake arrangement in a motor vehicle |
CN1815052A (en) * | 2005-08-26 | 2006-08-09 | 长春一东离合器股份有限公司 | Electro-hydraulic comprehensive-control type clutch |
US20070283735A1 (en) * | 2006-05-12 | 2007-12-13 | Getrag Getriebe-Und Zahnradfabrik Hermann Hagenmeyer Gmbh & Cie Kg | Transmission lock |
CN103322088A (en) * | 2013-05-28 | 2013-09-25 | 湖北三江航天万峰科技发展有限公司 | Automatic locking mechanism for tooth-shaped revolving shaft |
CN204153017U (en) * | 2014-07-01 | 2015-02-11 | 重庆利国电气设备制造有限公司 | The clutch of the quick stop of energy |
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2015
- 2015-12-01 CN CN201510866114.9A patent/CN105508471A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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US20020092710A1 (en) * | 2001-01-13 | 2002-07-18 | Mannesmann Sachs Ag | Parking brake actuating device for a parking brake arrangement in a motor vehicle |
CN1815052A (en) * | 2005-08-26 | 2006-08-09 | 长春一东离合器股份有限公司 | Electro-hydraulic comprehensive-control type clutch |
US20070283735A1 (en) * | 2006-05-12 | 2007-12-13 | Getrag Getriebe-Und Zahnradfabrik Hermann Hagenmeyer Gmbh & Cie Kg | Transmission lock |
CN103322088A (en) * | 2013-05-28 | 2013-09-25 | 湖北三江航天万峰科技发展有限公司 | Automatic locking mechanism for tooth-shaped revolving shaft |
CN204153017U (en) * | 2014-07-01 | 2015-02-11 | 重庆利国电气设备制造有限公司 | The clutch of the quick stop of energy |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105972122A (en) * | 2016-06-15 | 2016-09-28 | 湖北三江航天万峰科技发展有限公司 | Automatic locking mechanism of rotary shaft |
CN106064718A (en) * | 2016-08-09 | 2016-11-02 | 无锡德林船舶设备有限公司 | Automatic goods shelf power transmission shaft locking releasing device |
CN108131402A (en) * | 2016-11-30 | 2018-06-08 | 北京航天计量测试技术研究所 | A kind of two-way memory alloy locking device |
CN108131402B (en) * | 2016-11-30 | 2024-04-12 | 北京航天计量测试技术研究所 | Double-way memory alloy locking device |
CN107084214A (en) * | 2017-05-05 | 2017-08-22 | 中国科学院长春光学精密机械与物理研究所 | A kind of rotation preventive mechanism of rotary shaft |
CN107215475A (en) * | 2017-07-21 | 2017-09-29 | 长春长光睿视光电技术有限责任公司 | A kind of gyro-stabilized platform locking mechanism |
CN107934410A (en) * | 2017-11-07 | 2018-04-20 | 湖北三江航天万峰科技发展有限公司 | A kind of Dual-spindle linked retaining mechanism |
CN107934410B (en) * | 2017-11-07 | 2019-07-16 | 湖北三江航天万峰科技发展有限公司 | A kind of Dual-spindle linked retaining mechanism |
CN107826714A (en) * | 2017-12-04 | 2018-03-23 | 中山市榄商置业发展有限公司 | A kind of automatic displacement locking device on motion table top |
CN107826714B (en) * | 2017-12-04 | 2019-10-18 | 台州市银点子知识产权服务有限公司 | A kind of automatic displacement locking device on movement table top |
CN111976465A (en) * | 2020-08-06 | 2020-11-24 | 广东博智林机器人有限公司 | Drive device and chassis |
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Application publication date: 20160420 |