CN108526988A - A method of extending lathe service life - Google Patents
A method of extending lathe service life Download PDFInfo
- Publication number
- CN108526988A CN108526988A CN201810670251.9A CN201810670251A CN108526988A CN 108526988 A CN108526988 A CN 108526988A CN 201810670251 A CN201810670251 A CN 201810670251A CN 108526988 A CN108526988 A CN 108526988A
- Authority
- CN
- China
- Prior art keywords
- guide rod
- shaft
- output shaft
- mounting blocks
- card slot
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000008878 coupling Effects 0.000 claims abstract description 21
- 238000010168 coupling process Methods 0.000 claims abstract description 21
- 238000005859 coupling reaction Methods 0.000 claims abstract description 21
- 230000008859 change Effects 0.000 claims description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 230000000737 periodic effect Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000013459 approach Methods 0.000 claims description 2
- 230000009467 reduction Effects 0.000 abstract description 4
- 230000003139 buffering effect Effects 0.000 abstract description 2
- 238000005452 bending Methods 0.000 description 13
- 230000009471 action Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The invention belongs to lathe-techniques field, specifically a kind of method extending lathe service life, this method uses soft start shaft coupling, which includes output shaft and drive shaft;Output shaft one end is equipped with drive shaft for connecting motor shaft, the output shaft other end;Drive shaft is for connecting working equipment;Output shaft outer ring is equipped with one group of mounting blocks;Drive shaft end is equipped with cavity, and one group of card slot is uniformly provided on cavity inner wall;Card slot is slidably fitted with guide rod for coordinating guide rod to use on mounting blocks;Guide rod bottom is connected to by spring on mounting blocks.When motor shaft rotates, guide rod on the mounting blocks Slideslip to outside output shaft under the influence of centrifugal force so that output shaft and drive shaft gradually realize linkage from discrete state, realize that buffering, reduction electric motor starting torque realize the soft start of motor when can be to electric motor starting.
Description
Technical field
The invention belongs to lathe-techniques field, specifically a kind of method extending lathe service life.
Background technology
With the fast development of technology, lathe is universal in manufacturing industry rapidly.It is motor shaft rotation when common lathe starts
It is dynamic that driven shaft, motor shaft is driven to be connected with driven shaft.But in frequent starting motor, it is driven that motor needs larger torque to drive
Axis;Under such state, the damage of lathe motor is larger, and the service life of lathe reduces.The present invention is to change such defect, will be electric
Arbor is connect with driven shaft with soft start shaft coupling, realizes the soft start of motor, extends the service life of lathe.
Shaft coupling is also known as shaft coupling.For by different institutions driving shaft and driven shaft link up revolve together securely
Turn, and transmits the mechanical part of movement and torque.Sometimes also to coupling spindle and other parts.It is often semi-synthetic by two, it uses respectively
The connections such as key or tight fit are fastened on two axial ends, then are linked up two halves by certain mode.Shaft coupling can have compensation two concurrently
The offset occurred due to deformation or thermal expansion between axis when manufacturing inaccurate installation, work etc., including axial dipole field,
Radial deflection, angular variation or combined offset;And mitigate impact, absorbing.
Common shaft coupling can realize driving shaft and driven shaft linkage;But when motor band, which carries, to be started, using common
Shaft coupling, electric motor starting will produce larger torque, or even can not start, while can also be damaged to motor, reduce vehicle
The service life of bed motor.
Invention content
In order to make up for the deficiencies of the prior art, a kind of method extending lathe service life proposed by the present invention, this method
Using a kind of soft start shaft coupling, when motor shaft rotates, the guide rod on mounting blocks is under the influence of centrifugal force to output shaft outside
Sliding so that output shaft and drive shaft gradually realize linkage from discrete state, and buffering, reduction motor are realized when can be to electric motor starting
Starting torque realizes the soft start of motor.
The technical solution adopted by the present invention to solve the technical problems is:A kind of extension lathe of the present invention uses the longevity
The method of life, this approach includes the following steps:
Step 1:To making processing of rust removing inside lathe motor;
Step 2:In step 1 after antirust treatment, lathe motor shaft portion is implemented to lubricate;
Step 3:After being lubricated in step 2, change the outfit soft start shaft joint on motor shaft;
Step 4:After step 3 installs soft start shaft joint, periodic maintenance checks the guide rod of motor shaft and shaft coupling;
Wherein, the soft start shaft coupling includes output shaft and drive shaft;Described output shaft one end is for connecting electricity
Arbor, the output shaft other end are equipped with drive shaft;The drive shaft is for connecting working equipment;Outside the output shaft
Circle is equipped with one group of mounting blocks;The drive shaft end is equipped with cavity, and one group of card slot is uniformly provided on cavity inner wall;Described
Card slot is for coordinating guide rod to use;It is slidably fitted with guide rod on the mounting blocks;The guide rod bottom is connected by spring
On mounting blocks;The guide rod is located inside mounting blocks;The guide rod end has arc-shaped raised;The guide rod can
Toward the outer Slideslip of output shaft.In use, after motor shaft rotation drives output shaft rotation, output shaft rotation generates centrifugal force, installation
Guide rod on block under the action of centrifugal force with, toward Slideslip outside output shaft, being stuck in the card slot on drive shaft inner wall, band is started building
Make equipment running;When motor does not rotate, output shaft and drive shaft separation realize linkage by the gradual sliding of guide rod;Reduce electricity
Machine starting torque realizes the soft start of motor, increases the service life of motor.
Preferably, the mounting blocks are slidably mounted on output shaft outer ring, the mounting blocks side by spring with
Output shaft is connected;The mounting blocks can be along output shaft circumference to sliding.In use, mounting blocks are slidably mounted on output shaft
On, when output shaft rotates, mounting blocks are along output shaft circumference to sliding;By the circumference of mounting blocks to sliding, reduces guide rod and slide
Enter the lateral bending generated when card slot, increases the service life of guide rod.
Preferably, the guide rod side is equipped with telescopic rod;Described telescopic rod one end is hinged on mounting blocks, and described stretches
The contracting bar other end is hinged in the middle part of guide rod.In use, with drive shaft turns, guide rod breaks away outward under the influence of centrifugal force
It is dynamic, by the way that one group of telescopic rod is arranged, so that telescopic rod is provided Auxiliary support effect when guide rod slides into card slot, reduce guide rod production
Raw lateral bending increases the service life of guide rod.
Preferably, the guide rod side is set there are one support unit;The support unit includes first support bar and
Two supporting rods;Described first support bar one end is hinged in the middle part of guide rod;The first support bar other end is hinged on second
One end of supporting rod;The second support bar other end is hinged on mounting blocks;The support unit is used to support guide rod.
In use, with drive shaft turns, Slideslip is made guide rod by the way that one group of support unit is arranged outward under the influence of centrifugal force
Support unit plays Auxiliary support when guide rod slides into card slot;Reduce the lateral bending that guide rod occurs, increases the service life of guide rod.
Preferably, the card slot both sides are respectively equipped with the arc panel of rotation, and the arc panel closes card slot inner ring.Make
Used time, with drive shaft turns, guide rod Slideslip outward under the influence of centrifugal force;It is respectively equipped with the arc of rotation in card slot both sides
Shape plate;Arc panel is closed when guide rod does not slide, and guide rod sliding end comes into contact with arc panel, arc panel under the action of torsional spring by
It gradually opens, guide rod slides into card slot;By the gradual opening of arc panel, reduces guide rod and slide into the lateral bending that card slot occurs, increase is led
The service life of bar.
Preferably, the arc panel end is rotatablely installed backplate, and the arc panel of backplate side, which is equipped with, runs through arc panel
Through-hole, card slot notch both sides are installed with a guide post respectively;The guide post can pass through through-hole and the extruding of arc panel
To backplate, two backplate rotations are for clamping guide rod.In use, guide rod slides into card slot, after arc panel rotation, backplate is by guide post
After resisting, two backplates fix guide rod.
Beneficial effects of the present invention are as follows:
1. the method for the extension lathe service life of the present invention, this method use soft start shaft coupling, the shaft coupling to pass through
Mounting blocks are slidably mounted on output shaft outer ring, the Slideslip to outside output shaft under the influence of centrifugal force of the guide rod on mounting blocks,
Output shaft and input shaft linkage are realized by the gradual sliding of guide rod;Reduce electric motor starting torque, realize the soft start of motor, increases
Add the service life of motor.
2. the method for the extension lathe service life of the present invention, this method use soft start shaft coupling, the shaft coupling to pass through
One group of telescopic rod or support unit are set, Auxiliary support is provided when breakked away outward into card slot under the action of guide rod is with centrifugal force and is made
With the lateral bending that reduction guide rod generates increases the service life of guide rod.
3. the method for the extension lathe service life of the present invention, this method use soft start shaft coupling, the shaft coupling to pass through
It is arranged and is respectively equipped with the arc panel of rotation in card slot both sides, arc panel is closed when guide rod does not slide, and gradually sliding connects for guide rod end
Arc panel is touched, arc panel gradually opens under the action of torsional spring, and guide rod slides into card slot;By the gradual opening of arc panel, subtract
Small guide rod slides into the lateral bending that card slot occurs, and increases the service life of guide rod.
Description of the drawings
The invention will be further described below in conjunction with the accompanying drawings.
Fig. 1 is the process flow chart of the present invention;
Fig. 2 is the structure chart of the soft start shaft coupling of the present invention;
Fig. 3 is A-A sectional views in Fig. 1;
Fig. 4 is the connection diagram of guide post and telescopic rod in the present invention;
Fig. 5 is the connection diagram of the guide post and support unit in the present invention;
Fig. 6 is backplate and guide post connection diagram in the present invention;
In figure:Output shaft 1, drive shaft 2, mounting blocks 3, guide rod 31, telescopic rod 32, support unit 33, first support bar
331, second support bar 332, card slot 4, arc panel 41, backplate 5, guide post 6.
Specific implementation mode
In order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, tie below
Specific implementation mode is closed, the present invention is further explained.
As shown in Figures 1 to 6, a kind of method extending lathe service life of the present invention, this method includes following
Step:
Step 1:To making processing of rust removing inside lathe motor;
Step 2:In step 1 after antirust treatment, lathe motor shaft portion is implemented to lubricate;
Step 3:After being lubricated in step 2, change the outfit soft start shaft joint on motor shaft;
Step 4:After step 3 installs soft start shaft joint, periodic maintenance checks the guide rod of motor shaft and shaft coupling;
Wherein, the soft start shaft coupling includes output shaft 1 and drive shaft 2;Described 1 one end of output shaft is for connecting
Motor shaft, 1 other end of output shaft are equipped with drive shaft 2;The drive shaft 2 is for connecting working equipment;Described is defeated
1 outer ring of shaft is equipped with one group of mounting blocks 3;2 end of drive shaft is equipped with cavity, and one group of card is uniformly provided on cavity inner wall
Slot 4;The card slot 4 is for coordinating guide rod 31 to use;It is slidably fitted with guide rod 31 on the mounting blocks 3;The guide rod
31 bottoms are connected to by spring on mounting blocks 3;The guide rod 31 is located inside mounting blocks 3;31 end of guide rod has
Arc-shaped protrusion;The guide rod 31 can be toward 1 outer Slideslip of output shaft.In use, motor shaft rotation drives output shaft 1 to rotate
Afterwards, the rotation of output shaft 1 generates centrifugal force, and the guide rod 31 on mounting blocks 3 breaks away under the action of centrifugal force toward output shaft 1 outside
It is dynamic, it is stuck in the card slot 4 on 2 inner wall of drive shaft, drives working equipment running;When motor does not rotate, output shaft 1 and drive shaft 2
Separation realizes linkage by the gradual sliding of guide rod 31;Reduce electric motor starting torque, realize the soft start of motor, increases motor
Service life.
As one embodiment of the present invention, the mounting blocks 3 are slidably mounted on 1 outer ring of output shaft, described
3 side of mounting blocks is connected by spring with output shaft 1;The mounting blocks 3 can be along 1 circumference of output shaft to sliding.It uses
When, mounting blocks 3 are slidably mounted on output shaft 1, and when output shaft 1 rotates, mounting blocks 3 are along 1 circumference of output shaft to sliding;Pass through
The circumference of mounting blocks 3 reduces guide rod 31 and slides into the lateral bending generated when card slot 4, increase the service life of guide rod 31 to sliding.
As one embodiment of the present invention, 31 side of the guide rod is equipped with telescopic rod 32;The telescopic rod 32 1
End is hinged on mounting blocks 3, and 32 other end of telescopic rod is hinged on 31 middle part of guide rod.In use, with 2 turns of drive shaft
Dynamic, Slideslip enables telescopic rod 32 in guide rod to guide rod 31 by the way that one group of telescopic rod 32 is arranged outward under the influence of centrifugal force
31 provide Auxiliary support effect when sliding into card slot 4, reduce the lateral bending that guide rod 31 generates, and increase the service life of guide rod 31.
As one embodiment of the present invention, 31 side of the guide rod is set there are one support unit 33;The support
Unit 33 includes first support bar 331 and second support bar 332;Described 331 one end of first support bar is hinged in guide rod 31
Portion;331 other end of first support bar is hinged on one end of second support bar 332;The second support bar 332 is another
End is hinged on mounting blocks 3;The support unit 33 is used to support guide rod 31.In use, as drive shaft 2 rotates, guide rod
31 under the influence of centrifugal force Slideslip outward so that support unit 33 is slid into guide rod 31 by the way that one group of support unit 33 is arranged
Play Auxiliary support when card slot 4;Reduce the lateral bending that guide rod 31 occurs, increases the service life of guide rod 31.
As one embodiment of the present invention, 4 both sides of card slot are respectively equipped with the arc panel 41 of rotation, described
Arc panel 41 closes 4 inner ring of card slot.In use, as drive shaft 2 rotates, guide rod 31 breaks away outward under the influence of centrifugal force
It is dynamic;It is respectively equipped with the arc panel 41 of rotation in 4 both sides of card slot;Arc panel 41 is closed when guide rod 31 does not slide, 31 sliding end of guide rod
Head comes into contact with arc panel 41, and arc panel 41 gradually opens under the action of torsional spring, and guide rod 31 slides into card slot 4;Pass through arc
The gradual opening of plate 41 reduces guide rod 31 and slides into the lateral bending that card slot 4 occurs, increases the service life of guide rod 31.
As one embodiment of the present invention, 41 end of the arc panel is rotatablely installed backplate 5,5 side of backplate
Arc panel 41 is equipped with the through-hole through arc panel 41, and 4 notch both sides of the card slot are installed with a guide post 6 respectively;It is described to lead
Column 6 can pass through the through-hole of arc panel 41 and be expressed to backplate 5, and two rotations of backplate 5 are for clamping guide rod 31.In use, leading
Bar 31 slides into card slot 4, and after arc panel 41 rotates, after backplate 5 is resisted by guide post 6, two backplates 5 fix guide rod 31.
In use, after motor shaft rotation drives output shaft 1 to rotate, output shaft 1, which rotates, generates centrifugal force, on mounting blocks 3
Guide rod 31 drives work with, toward 1 outer Slideslip of output shaft, being stuck in the card slot 4 on 2 inner wall of drive shaft under the action of centrifugal force
Equipment operates;When motor does not rotate, output shaft 1 and drive shaft 2 detach, and linkage is realized by the gradual sliding of guide rod 31;Reduce
Electric motor starting torque realizes the soft start of motor, increases the service life of motor;And mounting blocks 3 are slidably mounted on output shaft 1
On, when output shaft 1 rotates, mounting blocks 3 are along 1 circumference of output shaft to sliding;By the circumference of mounting blocks 3 to sliding, reduction is led
Bar 31 slides into the lateral bending generated when card slot 4;And as drive shaft 2 rotates, guide rod 31 breaks away outward under the influence of centrifugal force
It is dynamic, by the way that one group of telescopic rod 32 or support unit 33 is arranged, so that telescopic rod 32 or support unit 33 is slid into guide rod 31 and block
Auxiliary support effect is provided when slot 4, reduces the lateral bending that guide rod 31 generates;And it is respectively equipped with the arc of rotation in 4 both sides of card slot
Plate 41;Arc panel 41 is closed when guide rod 31 does not slide, and guide rod 31 slides end and comes into contact with arc panel 41, and arc panel 41 is in torsional spring
Under the action of gradually open, guide rod 31 slide into card slot 4 in;By the gradual opening of arc panel 41, reduces guide rod 31 and slide into card slot 4
The lateral bending of generation increases the service life of guide rod 31.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe the originals of the present invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (6)
1. a kind of method extending lathe service life, which is characterized in that this approach includes the following steps:
Step 1:To making processing of rust removing inside lathe motor;
Step 2:In step 1 after antirust treatment, lathe motor shaft portion is implemented to lubricate;
Step 3:After being lubricated in step 2, change the outfit soft start shaft joint on motor shaft;
Step 4:After step 3 installs soft start shaft joint, periodic maintenance checks the guide rod of motor shaft and shaft coupling;
Wherein, the soft start shaft joint includes output shaft (1) and drive shaft (2);Described output shaft (1) one end is for connecting
Motor shaft is connect, the output shaft (1) other end is equipped with drive shaft (2);The drive shaft (2) is for connecting working equipment;
Described output shaft (1) outer ring is equipped with one group of mounting blocks (3);Described drive shaft (2) end is equipped with cavity, on cavity inner wall
It is uniformly provided with one group of card slot (4);The card slot (4) is for coordinating guide rod (31) to use;Peace is slided on the mounting blocks (3)
Equipped with guide rod (31);Guide rod (31) bottom is connected to by spring on mounting blocks (3);The guide rod (31) is located at peace
It is internal to fill block (3);Described guide rod (31) end has arc-shaped raised;The guide rod (31) can be toward output shaft (1) outside
Sliding.
2. a kind of method extending lathe service life according to claim 1, it is characterised in that:The mounting blocks
(3) it is slidably mounted on output shaft (1) outer ring, the mounting blocks (3) side is connected by spring with output shaft (1);Institute
The mounting blocks (3) stated can be along output shaft (1) circumference to sliding.
3. a kind of method extending lathe service life according to claim 1, it is characterised in that:The guide rod (31) one
Side is equipped with telescopic rod (32);Described telescopic rod (32) one end is hinged on mounting blocks (3), the telescopic rod (32) other end
It is hinged in the middle part of guide rod (31).
4. a kind of method extending lathe service life according to claim 1, it is characterised in that:The guide rod (31) one
Side is set there are one support unit (33);The support unit (33) includes first support bar (331) and second support bar
(332);Described first support bar (331) one end is hinged in the middle part of guide rod (31);Described first support bar (331) other end
It is hinged on one end of second support bar (332);Described second support bar (332) other end is hinged on mounting blocks (3);It is described
Support unit (33) be used to support guide rod (31).
5. a kind of method extending lathe service life according to claim 1, it is characterised in that:The card slot (4)
Both sides are respectively equipped with the arc panel (41) of rotation, and the arc panel (41) closes card slot (4).
6. a kind of method extending lathe service life according to claim 5, it is characterised in that:The arc panel (41)
End is rotatablely installed backplate (5), and the arc panel (41) of backplate (5) side is equipped with the through-hole through arc panel (41), described
Card slot (4) notch both sides are installed with a guide post (6) respectively;The guide post (6) can pass through the through-hole of arc panel (41) and squeeze
It is pressed onto backplate (5), two backplate (5) rotations are for clamping guide rod (31).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810670251.9A CN108526988B (en) | 2018-06-26 | 2018-06-26 | A method of extending lathe service life |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810670251.9A CN108526988B (en) | 2018-06-26 | 2018-06-26 | A method of extending lathe service life |
Publications (2)
Publication Number | Publication Date |
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CN108526988A true CN108526988A (en) | 2018-09-14 |
CN108526988B CN108526988B (en) | 2019-11-05 |
Family
ID=63487102
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CN201810670251.9A Active CN108526988B (en) | 2018-06-26 | 2018-06-26 | A method of extending lathe service life |
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CN (1) | CN108526988B (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009016164A1 (en) * | 2009-04-03 | 2010-10-14 | Schaeffler Technologies Gmbh & Co. Kg | Coupling for use in automobile industry to connect belt pulley of crankshaft with rotor hub of generator in internal combustion engine, has blocking element preventing locking of locking element in recess during exceeding of hub limit speed |
CN201705825U (en) * | 2010-05-04 | 2011-01-12 | 中国海洋石油总公司 | Soft start coupler of motor |
CN201934546U (en) * | 2010-09-09 | 2011-08-17 | 无锡市凯旋电机有限公司 | Automatic bidirectional clutch |
CN202914579U (en) * | 2012-11-14 | 2013-05-01 | 广西工学院 | Energy storage type clutch |
CN106884902A (en) * | 2015-12-15 | 2017-06-23 | 重庆长安离合器制造有限公司 | Many shoe-type arrangement of clutch |
-
2018
- 2018-06-26 CN CN201810670251.9A patent/CN108526988B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009016164A1 (en) * | 2009-04-03 | 2010-10-14 | Schaeffler Technologies Gmbh & Co. Kg | Coupling for use in automobile industry to connect belt pulley of crankshaft with rotor hub of generator in internal combustion engine, has blocking element preventing locking of locking element in recess during exceeding of hub limit speed |
CN201705825U (en) * | 2010-05-04 | 2011-01-12 | 中国海洋石油总公司 | Soft start coupler of motor |
CN201934546U (en) * | 2010-09-09 | 2011-08-17 | 无锡市凯旋电机有限公司 | Automatic bidirectional clutch |
CN202914579U (en) * | 2012-11-14 | 2013-05-01 | 广西工学院 | Energy storage type clutch |
CN106884902A (en) * | 2015-12-15 | 2017-06-23 | 重庆长安离合器制造有限公司 | Many shoe-type arrangement of clutch |
Also Published As
Publication number | Publication date |
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CN108526988B (en) | 2019-11-05 |
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Effective date of registration: 20191010 Address after: 222000 No. 38 Guangming Road, Management Committee of Donghai High-tech Zone, Donghai County, Lianyungang City, Jiangsu Province Applicant after: Donghai County Teng Xiang Aviation Technology Co., Ltd. Address before: 233030 Bengbu College, 801 Shengli East Road, Bengbu City, Anhui Province Applicant before: Wang Kang |
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