CN108599455B - It is a kind of to cut off self-lock device for motor without input - Google Patents
It is a kind of to cut off self-lock device for motor without input Download PDFInfo
- Publication number
- CN108599455B CN108599455B CN201810402402.2A CN201810402402A CN108599455B CN 108599455 B CN108599455 B CN 108599455B CN 201810402402 A CN201810402402 A CN 201810402402A CN 108599455 B CN108599455 B CN 108599455B
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- motor
- driven wheel
- clip
- transmission shaft
- shaft
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/102—Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction brakes
Abstract
It cuts off self-lock device for motor without input the invention discloses a kind of, the input terminal of brake drum and one-way driving mechanism is fixedly connected on motor output shaft, the Double-directional rotary of motor can be converted to the one-directional rotation towards first direction and exported to the first transmission shaft by one-way driving mechanism, one end of first transmission shaft connects one end of second driving shaft by reversing mechanism, the other end of second driving shaft is fixedly connected with cylindrical cam link mechanism, when the motor is energized, cylindrical cam link mechanism is moved on the direction perpendicular to motor output shaft and is strutted clip so that brake drum free-running, pass through the additional drive device on motor output shaft, whether realizing the locking of motor output shaft, without external power supply and extra control module, simplify structure, and avoid extra control module bring electromagnetic interference, with structure letter The advantages of single, without electromagnetic interference, suitable for required precision height, to the field of employment of electromagnetic environment requirements harshness.
Description
Technical field
The present invention relates to precision machinery technology field, cut off self-lock dress for motor without input more particularly to a kind of
It sets.
Background technique
Ordinary motor power-off will not be self-locking, and powering on just can be self-locking, and Yao Shixian cuts off self-lock, and need to install one additional in motor tail portion
Band brake apparatus (brake gear), and be connected in parallel on the circuit of device, when motor powers on, band-type brake is also powered on, and band brake apparatus is detached from
Motor output shaft, motor run well, and when power is off, band brake apparatus tightly embraces motor shaft.
Conventional motors cut off self-lock device need an external power supply and control module control band brake apparatus whether power on,
This brings electromagnetic interference to a certain extent, is unfavorable for the accurate control of motor, and on the other hand, external power supply and control module increase
The complexity for having added structure limits the popularity of application.
Summary of the invention
It cuts off self-lock device for motor without input the object of the present invention is to provide a kind of, to solve the above-mentioned prior art
There are the problem of, control band brake apparatus without external power supply and control module, apparatus structure is simple, without electromagnetic interference.
To achieve the above object, the present invention provides following schemes:
The present invention, which provides, a kind of to cut off self-lock device, including brake drum, one-way driving mechanism, for motor without input
One transmission shaft, reversing mechanism, second driving shaft, cam link mechanism and clip, the clip fixed setting and the hoop sleeve
Outside the brake drum, the brake drum is used to be fixedly connected with motor output shaft with the input terminal of the one-way driving mechanism
On, when the motor is in off-position, the clip holds the brake drum tightly to lock the motor output shaft；The list
The Double-directional rotary of motor can be converted to the one-directional rotation towards first direction and exported to described first to transmission mechanism and passed
Moving axis, one end of first transmission shaft connect one end of the second driving shaft by the reversing mechanism, and described second passes
The other end of moving axis is fixedly connected with the cylindrical cam link mechanism, when the electric motor starting, the cylindrical cam connecting rod machine
Structure is moved on the direction perpendicular to motor output shaft and is strutted the clip so that the brake drum free-running.
Preferably, the one-way driving mechanism includes the first driving wheel, the second driving wheel, the first chain, the second chain, the
One driven wheel, the second driven wheel, the first freewheel clutch and the second freewheel clutch, the first driving wheel and second driving wheel
For being fixedly connected on the motor output shaft, first driving wheel is connected by first chain and first driven wheel
It connects and first driven wheel is driven to rotate in same direction, second driving wheel passes through second chain and second driven wheel
Connect and second driven wheel driven to rotate backward, be arranged in first driven wheel first freewheel clutch and and
First freewheel clutch cooperation, first freewheel clutch are connected to one end of first transmission shaft, and described second
It is arranged with second freewheel clutch in driven wheel and cooperates with second freewheel clutch, second freewheel clutch
It is connected to the other end of first transmission shaft.
Preferably, first transmission shaft is rotated along the first direction to drive the cylindrical cam link mechanism to exist
Perpendicular to moving on the direction of motor output shaft and strutting the clip, first driven wheel turns towards the first direction
When dynamic, first freewheel clutch drives described first to pass in conjunction with first driven wheel and first transmission shaft
Moving axis is rotated towards the first direction, meanwhile, second driven wheel is rotated away from the first direction, and described second surmounts
Clutch is separated with second driven wheel and first transmission shaft；Or second driven wheel turns towards the first direction
When dynamic, second freewheel clutch drives described first to pass in conjunction with second driven wheel and first transmission shaft
Moving axis is rotated towards the first direction, meanwhile, first driven wheel is rotated away from the first direction, and described first surmounts
Clutch is separated with first driven wheel and first transmission shaft.
Preferably, the reversing mechanism includes the first bevel gear and the second bevel gear, first bevel gear and described the
Two bevel gears engage and setting at an angle to each other, first bevel gear are fixedly connected with first transmission shaft, second umbrella
Gear is fixedly connected with the second driving shaft.
Preferably, first bevel gear and second bevel gear intersect vertically.
Preferably, the cylindrical cam link mechanism includes connecting rod and is fixedly connected with one end of the second driving shaft
Cylindrical cam, be provided with track groove on the cylindrical cam, the track groove includes spiral rolling track slot and ring raceway slot, institute
The end for stating spiral rolling track slot is connected to the ring raceway slot, and sliding is provided with ball in the track groove, the ball with
One end of the connecting rod is fixedly connected, after the other end of the connecting rod passes through the fixing groove to guarantee the connecting rod axial movement
It is directed toward the clip.
Preferably, the bottom surface of the ring raceway slot is circular conical surface, and the small end of the circular conical surface is towards the spiral rolling track
Slot.
Preferably, one end of the clip is provided with baffle, and the end of the connecting rod is for being against on the baffle and supportting
The clip is opened, the other end of the clip is fixed on clip fixing piece.
Preferably, the both ends of first transmission shaft pass through first bearing respectively and second bearing is mounted on the rack, institute
The both ends for stating second driving shaft pass through 3rd bearing respectively and fourth bearing is mounted on the rack.
It cuts off self-lock device provided by the present invention for motor without input, the input terminal of brake drum and one-way driving mechanism
It is fixedly connected on motor output shaft, one-way driving mechanism can be converted to the Double-directional rotary of motor towards first direction
It one-directionally rotating and exports to the first transmission shaft, one end of the first transmission shaft connects one end of second driving shaft by reversing mechanism,
The other end of second driving shaft is fixedly connected with cylindrical cam link mechanism, and when the motor is energized, cylindrical cam link mechanism is hanging down
Directly in moving and strutting clip so that brake drum free-running on the direction of motor output shaft, by attached on motor output shaft
Add transmission device, whether realizing the locking of motor output shaft, without external power supply and extra control module, simplify structure,
And avoid extra control module bring electromagnetic interference, have the advantages that structure it is simple, without electromagnetic interference, wanted suitable for precision
Ask high, to the field of employment of electromagnetic environment requirements harshness.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is to cut off self-lock device top view for motor without input；
Fig. 2 is the structural schematic diagram of one-way driving mechanism；
Fig. 3 is the status diagram of brake drum and clip when motor is in off-position；
The status diagram of brake drum and clip when Fig. 4 is electric motor starting.
In figure: 1- motor, 2- motor output shaft, the first driving wheel of 3-, the second driving wheel of 4-, the first chain of 5-, 6- second
Chain, the first driven wheel of 7-, the second driven wheel of 8-, the first transmission shaft of 9-, the first bevel gear of 10-, the second bevel gear of 11-, 12-
Two transmission shafts, 13- cylindrical cam, 14- ball, 15- connecting rod, 16- fixing groove, 17- clip, 18- brake drum, 19- baffle, 20-
First freewheel clutch, 21- clip fixing piece, 22- first bearing, 23- second bearing, 24- 3rd bearing, 25- fourth bearing,
26- tensioning wheel, 27- fixing axle, 28- 5th bearing, 29- 6th bearing.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It cuts off self-lock device for motor without input the object of the present invention is to provide a kind of, to solve the above-mentioned prior art
There are the problem of, control band brake apparatus without external power supply and control module, apparatus structure is simple, without electromagnetic interference.
Based on this, the present invention, which provides, a kind of to cut off self-lock device, including brake drum, single-direction transmission for motor without input
Mechanism, the first transmission shaft, reversing mechanism, second driving shaft, cam link mechanism and clip, clip is fixedly installed and clip is arranged
In outside brake drum, brake drum is used to be fixedly connected on motor output shaft with the input terminal of one-way driving mechanism, when motor is in
When off-position, clip holds brake drum tightly with locking motor output shaft；One-way driving mechanism can turn the Double-directional rotary of motor
It is changed to the one-directional rotation towards first direction and exports to the first transmission shaft, one end of the first transmission shaft is connected by reversing mechanism
One end of second driving shaft, the other end of second driving shaft are fixedly connected with cylindrical cam link mechanism, when the motor is energized, cylinder
Cam link mechanism is moved on the direction perpendicular to motor output shaft and is strutted clip so that brake drum free-running.
The present invention is fixedly connected with by the input terminal of brake drum and one-way driving mechanism on motor output shaft, is unidirectionally passed
The Double-directional rotary of motor can be converted to the one-directional rotation towards first direction and exported to the first transmission shaft, first by motivation structure
One end of transmission shaft connects one end of second driving shaft by reversing mechanism, and it is convex that the other end of second driving shaft is fixedly connected with cylinder
Link mechanism is taken turns, when the motor is energized, cylindrical cam link mechanism moves on the direction perpendicular to motor output shaft and will card
Hoop struts so that brake drum free-running realizes the locking of motor output shaft by the additional drive device on motor output shaft
Whether, without external power supply and extra control module, structure is simplified, and it is dry to avoid extra control module bring electromagnetism
Disturb, have the advantages that structure it is simple, without electromagnetic interference, high suitable for required precision, harsh to electromagnetic environment requirements uses field
Institute.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
Embodiment 1
The present invention provide it is a kind of cut off self-lock device for motor without input, including brake drum 18, one-way driving mechanism,
First transmission shaft, reversing mechanism, second driving shaft, cam link mechanism and clip 17, clip one end is connect with baffle 19, another
End fixed setting, and clip 17 is sheathed on outside brake drum 18, the input terminal of brake drum 18 and one-way driving mechanism is used to fix
It connects on motor output shaft 2, when motor 1 is in off-position, clip 17 holds brake drum 18 tightly with locking motor output shaft 2；
The Double-directional rotary of motor 1 can be converted to the one-directional rotation towards first direction and exported to the first transmission by one-way driving mechanism
Axis 9, the first transmission shaft 9 are arranged in parallel with motor output shaft 2, and one end of the first transmission shaft 9 is passed by reversing mechanism connection second
One end of moving axis 12, the other end of second driving shaft 12 are fixedly connected with cylindrical cam link mechanism, when motor 1 starts, cylinder
Cam link mechanism moves on the direction perpendicular to motor output shaft 2 and struts clip 17 so that brake drum 18 is freely transported
Turn.
Further, one-way driving mechanism include the first driving wheel 3, the second driving wheel 4, the first chain 5, the second chain 6,
First driven wheel 7, the second driven wheel 8, the first freewheel clutch 20 and the second freewheel clutch, the first driving wheel 3 and second are main
Driving wheel 4 is connect and is driven with the first driven wheel 7 by the first chain 5 for being fixedly connected on motor output shaft 2, the first driving wheel 3
Dynamic first driven wheel 7 rotates in same direction, and the second driving wheel 4 is connect with the second driven wheel 8 by the second chain 6 and driven second driven
Wheel 8 rotates backward, and in this specific embodiment, 5 two sides parallel sleeve of the first chain is set to the first driving wheel 3 and the first driven wheel 7
On, 6 two sides cross cap of the second chain is set on the second driving wheel 4 and the second driven wheel 8, intersection position of second chain 6 in two sides
The tensioning wheel 26 being equipped with for preventing chain from interfering is installed, tensioning wheel 26 is fixedly connected in fixing axle 27；In first driven wheel 7
It is arranged with the first freewheel clutch 20 and cooperates with the first freewheel clutch 20, the first freewheel clutch 20 is connected to the first transmission
One end of axis 9, be arranged in the second driven wheel 8 second freewheel clutch and and the cooperation of the second freewheel clutch, second surmount from
Clutch is connected to the other end of the first transmission shaft 9.
Further, the first transmission shaft is rotated in a first direction to drive cylindrical cam link mechanism perpendicular to motor
It is moved on the direction of output shaft 2 and struts clip 17, when the first driven wheel 7 is rotated towards first direction, the first overdrive clutch
Device 20 is combined with the first driven wheel 7 and the first transmission shaft 9, and the first transmission shaft 9 is driven to rotate towards first direction, meanwhile, the
Two driven wheels 8 are rotated away from first direction, and the second freewheel clutch is separated with the second driven wheel 8 and the first transmission shaft 9；Or second
When driven wheel 8 is rotated towards first direction, the second freewheel clutch is combined with the second driven wheel 8 and the first transmission shaft 9, and is driven
First transmission shaft 9 is rotated towards first direction, meanwhile, the first driven wheel 7 is rotated away from first direction, the first freewheel clutch 20
It is separated with the first driven wheel 7 and the first transmission shaft 9.
Further, reversing mechanism includes the first bevel gear 10 and the second bevel gear 11, the first bevel gear 10 and the second umbrella
Gear 11 is engaged and is mutually perpendicular to, and the first bevel gear 10 is fixedly connected with the first transmission shaft 9, the second bevel gear 11 and the second transmission
Axis 12 is fixedly connected.
Further, cylindrical cam link mechanism includes connecting rod 15 and is fixedly connected with one end of second driving shaft 12
Cylindrical cam 13 is provided with track groove on cylindrical cam 13, and track groove includes spiral rolling track slot and ring raceway slot, spiral rolling track
The end of slot is connected to ring raceway slot, and sliding is provided with ball 14 in track groove, and one end welding of ball 14 and connecting rod 15 connects
The other end of bar 15 is passed through to guarantee that the fixing groove 16 of the axial movement of connecting rod 15 subsequently points to the direction of clip 17, specific real in this
It applies in example, the bottom surface of ring raceway slot is the small end of circular conical surface and circular conical surface towards spiral rolling track slot, and the inclination angle of circular conical surface is big
In the angle of friction of ball and ring raceway slot, after guaranteeing that motor 1 powers off, ball 14 can be from ring raceway slot along angle side
It is returned in spiral rolling track slot to slide-in.
Further, one end of clip 17 is provided with baffle 19, and the end of connecting rod 15 is for being against on baffle 19 and passing through
Push baffle 19 to strut clip 17, the other end of clip is fixed on clip fixing piece 21 to guarantee that connecting rod 15 is only capable of pushing
Clip 17 is provided with an end motion of baffle 19.
Further, the both ends of the first transmission shaft 9 pass through first bearing 22 respectively and second bearing 23 is mounted on the rack,
The both ends of second driving shaft 12 pass through 3rd bearing 24 respectively and fourth bearing 25 is mounted on the rack, and the both ends of fixing axle 27 are logical
It crosses 5th bearing 28 and 6th bearing 29 is mounted on the rack.
When motor output shaft 2 is rotated in a first direction, motor output shaft 2 overcomes the moment of resistance to drive 3 He of the first driving wheel
Second driving wheel 4 is operated along first direction, and the first driving wheel 3 drives the first driven wheel 7 to turn along first direction by the first chain 5
Dynamic, the second driving wheel 4 drives the second driven wheel 8 away from first direction rotation by the second chain 6, the second freewheel clutch and the
Two driven wheels 8 and the separation of the first transmission shaft 9, so that the second driven wheel 8 dallies, the first freewheel clutch 20 and the first driven wheel 7
It is combined with the first transmission shaft 9, and the first transmission shaft 9 is driven to rotate towards first direction, the first transmission shaft 9 is by intermeshing simultaneously
Vertically disposed first bevel gear 10 and the second bevel gear 11 drive second driving shaft 12 to rotate, and second driving shaft 12 drives cylinder
Cam 13 rotates, and ball 14 is slided in spiral rolling track slot to push connecting rod 15 in the side perpendicular to motor output shaft 2
Mobile up towards the direction for being directed toward clip 17, one end of clip 17 is provided with baffle 19, and connecting rod 15 is moved to 15 end of connecting rod and supports
On baffle 19, ball 14 continues to slide, and connecting rod 15 pushes baffle 19 to strut clip 17, so that clip 17 and brake drum 18
Separation, motor 1 are freely rotated, are limited in ring raceway slot behind the end that ball 14 slides into spiral rolling track slot, annular
Track groove be used for guarantee clip 17 strut 15 end of back link position it is constant；
When motor output shaft 2 is rotated away from first direction, motor output shaft 2 overcomes the moment of resistance to drive the first driving wheel 3
It is operated with the second driving wheel 4 away from first direction, the second driving wheel 4 drives the second driven wheel 8 along first party by the second chain 6
To rotation, the first driving wheel 3 drives the first driven wheel 7 to rotate away from first direction by the first chain 5, the first freewheel clutch
20 separate with the first driven wheel 7 and the first transmission shaft 9, so that the first driven wheel 7 dallies, the second freewheel clutch and second driven
Wheel 8 and the first transmission shaft 9 combine, and the first transmission shaft 9 is driven to rotate towards first direction, and the first transmission shaft 9 is by nibbling mutually
Merge vertically disposed first bevel gear 10 and the second bevel gear 11 drives second driving shaft 12 to rotate, second driving shaft 12 drives
Cylindrical cam 13 rotates, and ball 14 is slided in spiral rolling track slot to push connecting rod 15 perpendicular to motor output shaft 2
Side it is mobile up towards the direction for being directed toward clip 17, one end of clip 17 is provided with baffle 19, and connecting rod 15 is moved to 15 end of connecting rod
End is against on baffle 19, and ball 14 continues to slide, and connecting rod 15 pushes baffle 19 to strut clip 17, so that clip 17 and braking
Drum 18 separates, and motor 1 is freely rotated, is limited in ring raceway slot behind the end that ball 14 slides into spiral rolling track slot,
Ring raceway slot be used for guarantee clip 17 strut 15 end of back link position it is constant.
After motor 1 powers off, due to the presence of pretightning force, reaction force of the connecting rod 15 by clip 17.Since annular is rolled
The bottom surface of road slot is circular conical surface, and the small end of circular conical surface is towards spiral rolling track slot, and the inclination angle of circular conical surface is greater than ball and annular is rolled
The angle of friction of road slot so that ball 14 slides into spiral rolling track slot from ring raceway slot along tilt angle direction, and passes through connecting rod
15 drive cylindrical cams 13, which rotate backward, returns to original state.
Specific examples are applied in the present invention, and principle and implementation of the present invention are described, above embodiments
Illustrate to be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, according to
According to thought of the invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification
It should not be construed as limiting the invention.
Claims (9)
1. a kind of cut off self-lock device for motor without input, it is characterised in that: including brake drum, one-way driving mechanism,
One transmission shaft, reversing mechanism, second driving shaft, cylindrical cam link mechanism and clip, the clip fixed setting and the card
Cuff is set to outside the brake drum, and the brake drum and the input terminal of the one-way driving mechanism are used to be fixedly connected with motor defeated
On shaft, when the motor is in off-position, the clip holds the brake drum tightly to lock the motor output shaft；Institute
The one-directional rotation towards first direction can be converted to the Double-directional rotary of motor and export to described the by stating one-way driving mechanism
One transmission shaft, one end of first transmission shaft connect one end of the second driving shaft by the reversing mechanism, and described
The other end of two transmission shafts is fixedly connected with the cylindrical cam link mechanism, and when the electric motor starting, the cylindrical cam connects
Linkage is moved on the direction perpendicular to motor output shaft and is strutted the clip so that the brake drum free-running.
2. according to claim 1 cut off self-lock device for motor without input, it is characterised in that: the single-direction transmission
Mechanism includes the first driving wheel, the second driving wheel, the first chain, the second chain, the first driven wheel, the second driven wheel, the first surpasses
More clutch and the second freewheel clutch, the first driving wheel and second driving wheel are for being fixedly connected on the motor output
Axis, first driving wheel connect with first driven wheel by first chain and drive first driven wheel in the same direction
Rotation, second driving wheel connect with second driven wheel by second chain and drive second driven wheel anti-
To rotation, it is arranged with first freewheel clutch in first driven wheel and cooperates with first freewheel clutch, institute
One end that the first freewheel clutch is connected to first transmission shaft is stated, described second is arranged in second driven wheel and surmounts
Clutch simultaneously cooperates with second freewheel clutch, and second freewheel clutch is connected to the another of first transmission shaft
End.
3. according to claim 2 cut off self-lock device for motor without input, it is characterised in that: first transmission
Axis is rotated along the first direction to drive the cylindrical cam link mechanism to move up in the direction perpendicular to motor output shaft
It is dynamic and strut the clip, when first driven wheel rotate towards the first direction, first freewheel clutch and
First driven wheel and first transmission shaft combine, and first transmission shaft is driven to rotate towards the first direction,
Meanwhile second driven wheel is rotated away from the first direction, second freewheel clutch and second driven wheel and
The first transmission shaft separation；Or second driven wheel is towards the first direction when rotating, second freewheel clutch
In conjunction with second driven wheel and first transmission shaft, and first transmission shaft is driven to turn towards the first direction
It is dynamic, meanwhile, first driven wheel is rotated away from the first direction, first freewheel clutch and first driven wheel
It is separated with first transmission shaft.
4. according to claim 1 cut off self-lock device for motor without input, it is characterised in that: the reversing mechanism
Including the first bevel gear and the second bevel gear, first bevel gear and second bevel gear engagement and setting at an angle to each other,
First bevel gear is fixedly connected with first transmission shaft, second bevel gear and the fixed company of the second driving shaft
It connects.
5. according to claim 4 cut off self-lock device for motor without input, it is characterised in that: first umbrella tooth
Wheel and second bevel gear intersect vertically.
6. according to claim 1 cut off self-lock device for motor without input, it is characterised in that: the cylindrical cam
Link mechanism includes connecting rod and the cylindrical cam that is fixedly connected with one end of the second driving shaft, is set on the cylindrical cam
It is equipped with track groove, the track groove includes spiral rolling track slot and ring raceway slot, end and the ring of the spiral rolling track slot
The connection of shape track groove, the interior sliding of the track groove are provided with ball, and the ball is fixedly connected with one end of the connecting rod, described
The other end of connecting rod, which is passed through, subsequently points to the clip to the fixing groove for guaranteeing that the connecting rod is axially moved.
7. according to claim 6 cut off self-lock device for motor without input, it is characterised in that: the ring raceway
The bottom surface of slot is circular conical surface, and the small end of the circular conical surface is towards the spiral rolling track slot.
8. according to claim 6 cut off self-lock device for motor without input, it is characterised in that: the one of the clip
End is provided with baffle, and the end of the connecting rod is for being against on the baffle and strutting the clip, the other end of the clip
It is fixed on clip fixing piece.
9. according to claim 1 cut off self-lock device for motor without input, it is characterised in that: first transmission
The both ends of axis pass through first bearing respectively and second bearing is mounted on the rack, and the both ends of the second driving shaft pass through respectively
Three bearings and fourth bearing are mounted on the rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810402402.2A CN108599455B (en) | 2018-04-28 | 2018-04-28 | It is a kind of to cut off self-lock device for motor without input |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810402402.2A CN108599455B (en) | 2018-04-28 | 2018-04-28 | It is a kind of to cut off self-lock device for motor without input |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108599455A CN108599455A (en) | 2018-09-28 |
| CN108599455B true CN108599455B (en) | 2019-09-06 |
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| CN201810402402.2A Active CN108599455B (en) | 2018-04-28 | 2018-04-28 | It is a kind of to cut off self-lock device for motor without input |
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| CN114629293B (en) * | 2022-03-17 | 2024-04-02 | 陈绍中 | Servo motor with power-off protection structure and protection method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2167471Y (en) * | 1993-08-29 | 1994-06-01 | 李�佑 | Self-locking electric motor |
| US6971489B2 (en) * | 2002-12-02 | 2005-12-06 | Rbw Industries, Inc. | Removable motor brake for use with vehicle slide out |
| FR2858723B1 (en) * | 2003-08-08 | 2005-12-30 | Leroy Somer Moteurs | ELECTRIC MACHINE, IN PARTICULAR FOR ELEVATOR |
| CN2650380Y (en) * | 2003-09-27 | 2004-10-20 | 浙江卧龙科技股份有限公司 | Elevator motor with brake device |
| DE202005011632U1 (en) * | 2005-07-20 | 2006-11-30 | Dewert Antriebs- Und Systemtechnik Gmbh & Co. Kg | gearmotor |
| US20100039003A1 (en) * | 2006-09-06 | 2010-02-18 | Elodrive Gmbh | Electromotive actuating drive |
| CN202299709U (en) * | 2010-11-29 | 2012-07-04 | 岳怀连 | Prying-resistant power-off locking electric control lock |
| CN103166366A (en) * | 2011-12-17 | 2013-06-19 | 常州市锐新医疗器械有限公司 | Mini-sized electric push rod with high self-locking force |
| CN104895988B (en) * | 2015-06-03 | 2016-12-07 | 温州志杰机电科技有限公司 | Evanohm clip piston offshore field auxiliary power facility |
| CN204886544U (en) * | 2015-07-30 | 2015-12-16 | 上海浦东新区张江电机有限公司 | Elevator motor for building with prevent weighing down function |
| CN205654741U (en) * | 2016-05-03 | 2016-10-19 | 苏州贝得科技有限公司 | Brake structure of taking self -locking function of beam -pumping unit |
| CN106253574A (en) * | 2016-08-18 | 2016-12-21 | 长兴金诺机械有限公司 | A kind of angular wheel accelerator |
| CN107276209A (en) * | 2017-05-27 | 2017-10-20 | 宁波力泰电子科技有限公司 | A kind of wear-resistant electric push control device |
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2018
- 2018-04-28 CN CN201810402402.2A patent/CN108599455B/en active Active
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| CN108599455A (en) | 2018-09-28 |
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