CN108832765A - A kind of water-proof electric push rod - Google Patents
A kind of water-proof electric push rod Download PDFInfo
- Publication number
- CN108832765A CN108832765A CN201810742498.7A CN201810742498A CN108832765A CN 108832765 A CN108832765 A CN 108832765A CN 201810742498 A CN201810742498 A CN 201810742498A CN 108832765 A CN108832765 A CN 108832765A
- Authority
- CN
- China
- Prior art keywords
- push rod
- motor housing
- motor
- sealing ring
- water
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
-
- 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
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
- H02K7/1163—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion
- H02K7/1166—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion comprising worm and worm-wheel
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The present invention provides a kind of water-proof electric push rod, including pedestal, conduit, motor, battery, double-point double-throw switch, push rod and dynamic sealing ring, conduit is mounted on the upside of chassis interior, the motor is mounted on motor housing inner lower, the battery is mounted on motor housing upper inside, the double-point double-throw switch is arranged on front side of motor housing annular side, the push rod is mounted on catheter interior, the dynamic seal is mounted on the upside of catheter interior, it is unstable that the design solves original waterproof electric putter transmission, reciprocal effect controls bad problem, structure of the invention is reasonable, waterproof sealing is good, it is good to be driven effect, stable working performance.
Description
Technical field
The present invention is a kind of water-proof electric push rod, belongs to putting technique field.
Background technique
Electric pushrod also known as linear actuator, electric pushrod are a kind of the rotary motion of motor to be changed into the straight of push rod
The power-driven gear that line moves back and forth.It can be used in various simple or complicated process flow using as execution is mechanical, with
Realize far distance control, centralized control or automatic control, and water-proof electric push rod is a kind of electric pushrod with waterproof performance.
In the prior art, Shortcomings on movable sealing structure of the existing water-proof electric push rod in pushrod movement, simultaneously
In the structure existing defects that the decelerating through motor of electric pushrod is driven, transmission effect is unstable, and the reciprocal control effect of push rod is bad, institute
The above-mentioned problem is solved to be badly in need of a kind of water-proof electric push rod now.
Summary of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of water-proof electric push rod, to solve above-mentioned back
The problem of proposing in scape technology, structure of the invention is reasonable, waterproof sealing is good, and transmission effect is good, stable working performance.
To achieve the goals above, the present invention is to realize by the following technical solutions：A kind of water-proof electric push rod, packet
Pedestal, motor housing, shield, conduit and pushing mechanism are included, the motor housing is mounted on the base on the left of end face, the protection
Cover is mounted on the right side of motor housing, and the pushing mechanism is arranged in chassis interior, and the conduit is mounted on the upside of chassis interior, described
Pushing mechanism includes motor, battery, double-point double-throw switch, worm screw, turbine, gear set, lead screw, lead screw shock ring, ball
Nut, push rod, push rod damping block, dynamic sealing ring, buckle, thread and sealing ring, the motor are mounted in motor housing
Subordinate side, the battery are mounted on motor housing upper inside, and the double-point double-throw switch is arranged before motor housing annular side
Side, the worm screw are mounted on the downside of motor, and the turbine is mounted on the right side of worm screw, and the gear set is mounted on the right side of turbine,
The lead screw is mounted on the right side of gear set, and the lead screw shock ring is mounted on lead screw annular side, and the ball nut is assemblied in
Lead screw annular side, the push rod are mounted on catheter interior, and the push rod damping block is filled between push rod and conduit, described dynamic
State sealing ring is mounted on the upside of catheter interior, and the buckle is arranged on the downside of shield, and the thread is provided with motor housing annular
On the downside of side, the sealing ring is mounted on shield lower end surface.
Further, the thread is equipped with two groups, and two groups of threads mutually coincide, and two groups of threads are provided with electricity respectively
On the downside of cabinet annular side and on the upside of chassis interior, the motor housing, which is connected through a screw thread, to be mounted on the upside of chassis interior, described
Shield is mounted on the upside of chassis interior by buckle.
Further, the double-point double-throw switch is connected by conducting wire with motor and battery, the double-pole double throw
Switch is provided with two interfaces of motor main story and reversion.
Further, the turbine matches with worm screw, carries out gear biography by gear set between the turbine and lead screw
Dynamic, the gear set is that big pinion gear matches the reduction gearing component of composition, the worm screw, turbine, gear set and lead screw
Chassis interior is fixedly mounted on by bearing.
Further, the conduit is weldingly fixed on the upside of chassis interior, and the conduit and shield junction are assembled
There is sealing element, the dynamic sealing ring is mechanical seal.
Further, the sealing ring is equipped with two groups, and the specification of two groups of sealing rings is identical, and two groups of sealing rings are pacified respectively
On the downside of shield lower end surface and motor housing annular side, the sealing ring can compress when squeezing.
Further, the lower end surface of the push rod is connected with the upper surface of ball nut, the internal-and external diameter ruler of the push rod
It is very little consistent with the inside/outside diameter size of ball nut.
Further, the shield, buckle, sealing ring and pedestal constitute component A, the motor housing, pedestal, thread
And sealing ring composition group valence B.
Beneficial effects of the present invention：A kind of water-proof electric push rod of the invention, because being added to motor, battery, double-pole
Commutator, worm screw, turbine, gear set, lead screw, lead screw shock ring, ball nut, push rod, push rod damping block, dynamic sealing
Ring, buckle, thread and sealing ring, the design improve the dynamic sealing effect of electric pushrod, solve original anti-water power and push away
Bar is driven unstable, reciprocal effect and controls bad problem, improves practical performance of the invention.
Because double-point double-throw switch is connected by conducting wire with motor and battery, which, which facilitates, turns to motor
Control, because turbine and worm screw match, between turbine and lead screw by gear set carry out gear drive, gear set be size tooth
The reduction gearing component for the composition that matches is taken turns, the design achieves the deceleration transmissions of motor, while increasing electric pushrod
Transmission stability, because dynamic sealing ring is mechanical seal, which increases the dynamic sealing effect between push rod and conduit, mentions
High waterproofness, structure of the invention is reasonable, waterproof sealing is good, and transmission effect is good, stable working performance.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is a kind of structural schematic diagram of water-proof electric push rod of the present invention；
Fig. 2 is the structural schematic diagram of pushing mechanism in a kind of water-proof electric push rod of the present invention；
Fig. 3 is the structural schematic diagram of component A in a kind of water-proof electric push rod of the present invention；
Fig. 4 is the structural schematic diagram of component B in a kind of water-proof electric push rod of the present invention；
Fig. 5 is the working principle diagram of double-point double-throw switch in a kind of water-proof electric push rod of the present invention；
In figure：1- pedestal, 2- motor housing, 3- shield, 4- conduit, 5- pushing mechanism, 51- motor, 511- battery, 512-
Double-point double-throw switch, 52- worm screw, 53- turbine, 54- gear set, 55- lead screw, 551- lead screw shock ring, 56- ball nut,
561- push rod, 562- push rod damping block, 563- dynamic sealing ring, 57- buckle, 58- thread, 59- sealing ring.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Fig. 1-Fig. 5 is please referred to, the present invention provides a kind of technical solution：A kind of water-proof electric push rod 561, including pedestal 1, electricity
Cabinet 2, shield 3, conduit 4 and pushing mechanism 5, motor housing 2 are mounted on the left of 1 upper surface of pedestal, and shield 3 is mounted on electricity
2 right side of cabinet, conduit 4 are mounted on 1 upper inside of pedestal, and pushing mechanism 5 is arranged inside pedestal 1.
Pushing mechanism 5 includes motor 51, battery 511, double-point double-throw switch 512, worm screw 52, turbine 53, gear set
54, lead screw 55, lead screw shock ring 551, ball nut 56, push rod 561, push rod damping block 562, dynamic sealing ring 563, buckle
57, thread 58 and sealing ring 59, motor 51 are mounted on 2 inner lower of motor housing, and battery 511 is mounted in motor housing 2
On the upside of portion, double-point double-throw switch 512 is arranged on front side of 2 annular side of motor housing, and worm screw 52 is mounted on 51 downside of motor, turbine
53 are mounted on 52 right side of worm screw, and gear set 54 is mounted on 53 right side of turbine, and lead screw 55 is mounted on 54 right side of gear set, lead screw damping
Ring 551 is mounted on 55 annular side of lead screw, and ball nut 56 is assemblied in 55 annular side of lead screw, and push rod 561 is mounted in conduit 4
Portion, push rod damping block 562 are filled between push rod 561 and conduit 4, and dynamic seal 59 is mounted on 4 upper inside of conduit, buckle
57 settings are provided on the downside of 2 annular side of motor housing in 3 downside of shield, thread 58, and sealing ring 59 is mounted on 3 lower end of shield
Face, the design improve the dynamic sealing effect of electric pushrod, solve original water-proof electric push rod and are driven unstable, reciprocal effect
Fruit controls bad problem.
Thread 58 is equipped with two groups, and two groups of threads 58 mutually coincide, and two groups of threads 58 are provided with 2 annular side of motor housing respectively
With 1 upper inside of pedestal on the downside of face, motor housing 2, which is connected through a screw thread, is mounted on 1 upper inside of pedestal, and shield 3 passes through buckle
57 are mounted on 1 upper inside of pedestal, and the installation which increases between motor housing 2 and pedestal 1 and shield 3 and pedestal 1 is steady
Qualitative, double-point double-throw switch 512 is connected by conducting wire with motor 51 and battery 511, and double-point double-throw switch 512 is provided with
Two interfaces of 51 main story of motor and reversion, the design facilitate the control turned to motor 51, turbine 53 and 52 phase of worm screw
Matching, carries out gear drive by gear set 54 between turbine 53 and lead screw 55, and gear set 54 is that big pinion gear matches composition
Reduction gearing component, worm screw 52, turbine 53, gear set 54 and lead screw 55 be fixedly mounted on inside pedestal 1 by bearing,
The design achieves the deceleration transmissions of motor 51, while increasing the stability of transmission, and conduit 4 is weldingly fixed in pedestal 1
Upper inside, conduit 4 and 3 junction of shield are equipped with sealing element, and dynamic sealing ring 563 is mechanical seal, which increases
The sealing effect of push rod 561 Yu conduit 4 is added, while having improved the waterproof seal of water-proof electric push rod, sealing ring 59 is equipped with
Two groups, the specification of two groups of sealing rings 59 is identical, and two groups of sealing rings 59 are separately mounted to 2 annular of 3 lower end surface of shield and motor housing
On the downside of side, sealing ring 59 can compress when squeezing, which increases the anti-watertight after motor housing 2 and the installation of shield 3
The lower end surface of Feng Xing, push rod 561 are connected with the upper surface of ball nut 56, the inside/outside diameter size and ball nut of push rod 561
56 inside/outside diameter size is consistent, which increases the transmission effect between ball nut 56 and push rod 561, keeps push rod 561 past
Multiple movement is more stable, and shield 3, buckle 57, sealing ring 59 and pedestal 1 constitute component A, motor housing 2, pedestal 1, thread
58 and 59 composition group valence B of sealing ring.
As an embodiment of the present invention：First by worm screw 52, turbine 53, gear set 54, lead screw 55, ball nut
56, lead screw shock ring 551, push rod 561 and push rod damping block 562 are assembled in sequence, then by motor housing 2 and protection
Cover 3 is engaged and buckles 57 by thread 58 and is fixedly installed to 1 upper inside of pedestal, by electric pushrod as operating position, pushes
Double-point double-throw switch 512 to the positive converting interface of motor 51, motor 51 connects 511 positive and negative anodes of battery, starts to rotate forward rotation, electricity
Motivation 51 drives worm screw 52 to rotate, and worm screw 52 drives turbine 53 to rotate, and turbine 53 and the transmission of worm screw 52 being capable of a degree of realities
The deceleration transmission of existing motor 51, while can guarantee stable transmission, turbine 53 drives gear set 54 to rotate, 54 energy of train of reduction gears
Enough effects for further increasing by 51 deceleration transmission of motor, while guaranteeing that transmission can stablize progress, gear set 54 drives lead screw
55 rotations, for lead screw 55 in rotation, lead screw shock ring 551 can prevent lead screw 55 from generating vibration and shaking, the silk of stable rotation
Thick stick 55 drives ball nut 56 to move, and ball nut 56 moves in a straight line upwards along lead screw 55, to push push rod 561 upward
Movement, the effect of push rod damping block 562 enable steadily being pushed out at the uniform velocity of push rod 561, push to push rod 561 predetermined
Double-point double-throw switch 512 is switched and is resetted by position, stops battery 511 as the power supply of motor 51, and motor 51 stops operating,
There is self-locking function by ball-screw 55 is secondary, push rod 561 is fixed on current location.
When needing to withdraw push rod 561, doubles commutator is pushed into motor 51 and inverts interface, this is that double-pole double throw is opened
It closes 512 mutually to exchange the positive and negative anodes of motor 51, the reversion of motor 51 is realized, so as to cause worm screw 52, turbine 53, gear set
54 and lead screw 55 start to invert, subsequent ball nut 56 starts downward left linear motion, so that push rod 561 be driven to transport downwards
It is dynamic, it realizes that push rod 561 withdraws work, by repeating above two operation, the reciprocating motion of push rod 561 is realized, when anti-water power
For dynamic push rod in outdoor application, sealing ring 39 can be realized motor housing 2 and pedestal 1, shield 3 and the junction of pedestal 1 have
Good sealing performance prevents water and dust from entering inside pedestal 1, while dynamic sealing ring 563 can guarantee push rod
There is good sealing performance between 561 and conduit 4, guarantee push rod 561 and conduit 4 in relative motion and opposing stationary
Shi Jun not will receive water and dust enters.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (8)
1. a kind of water-proof electric push rod, including pedestal, motor housing, shield, conduit and pushing mechanism, it is characterised in that：Institute
It states motor housing to be mounted on the base on the left of end face, the shield is mounted on the right side of motor housing, and the conduit is mounted in pedestal
On the upside of portion, the pushing mechanism is arranged in chassis interior；
The pushing mechanism includes motor, battery, double-point double-throw switch, worm screw, turbine, gear set, lead screw, lead screw damping
Ring, ball nut, push rod, push rod damping block, dynamic sealing ring, buckle, thread and sealing ring, the motor are mounted on electricity
On the downside of cabinet inside, the battery is mounted on motor housing upper inside, and the double-point double-throw switch setting is in motor housing annular
On front side of side, the worm screw is mounted on the downside of motor, and the turbine is mounted on the right side of worm screw, and the gear set is mounted on turbine
Right side, the lead screw are mounted on the right side of gear set, and the lead screw shock ring is mounted on lead screw annular side, the ball nut dress
Lead screw annular side is fitted over, the push rod is mounted on catheter interior, and the push rod damping block is filled between push rod and conduit, institute
It states dynamic seal to be mounted on the upside of catheter interior, the buckle is arranged on the downside of shield, and the thread is provided with motor housing
On the downside of annular side, the sealing ring is mounted on shield lower end surface.
2. a kind of water-proof electric push rod according to claim 1, it is characterised in that：Further, the motor housing is logical for root
It crosses threaded connection to be mounted on the upside of chassis interior, the shield is mounted on the upside of chassis interior by buckle.
3. a kind of water-proof electric push rod according to claim 1, it is characterised in that：The double-point double-throw switch passes through conducting wire
It is connected with motor and battery, the double-point double-throw switch is provided with two interfaces of motor main story and reversion.
4. a kind of water-proof electric push rod according to claim 1, it is characterised in that：The turbine matches with worm screw, institute
It states and gear drive is carried out by gear set between turbine and lead screw, the gear set is that big pinion gear matches the reducing gear of composition
Component is taken turns, the worm screw, turbine, gear set and lead screw pass through bearing and be fixedly mounted on chassis interior.
5. a kind of water-proof electric push rod according to claim 1, it is characterised in that：The conduit is weldingly fixed in pedestal
Upper inside, the conduit and shield junction are equipped with sealing element, and the dynamic sealing ring is mechanical seal.
6. a kind of water-proof electric push rod according to claim 1, it is characterised in that：The sealing ring is equipped with two groups, two groups
The specification of sealing ring is identical, and two groups of sealing rings are separately mounted on the downside of shield lower end surface and motor housing annular side, institute
Stating when sealing ring squeezes can compress.
7. according to a kind of water-proof electric push rod described in claim 1, it is characterised in that：The lower end surface of the push rod and ball nut
Upper surface be connected, the inside/outside diameter size of the push rod and the inside/outside diameter size of ball nut are consistent.
8. according to a kind of water-proof electric push rod described in claim 1, it is characterised in that：The shield, buckle, sealing ring and
Pedestal constitutes component A, the motor housing, pedestal, thread and sealing ring composition group valence B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810742498.7A CN108832765A (en) | 2018-07-09 | 2018-07-09 | A kind of water-proof electric push rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810742498.7A CN108832765A (en) | 2018-07-09 | 2018-07-09 | A kind of water-proof electric push rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108832765A true CN108832765A (en) | 2018-11-16 |
Family
ID=64135653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810742498.7A Withdrawn CN108832765A (en) | 2018-07-09 | 2018-07-09 | A kind of water-proof electric push rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108832765A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113991936A (en) * | 2021-10-26 | 2022-01-28 | 中国地质大学（北京） | High-pressure-resistant driver for deep water |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205911886U (en) * | 2016-08-25 | 2017-01-25 | 浙江联宜电机有限公司 | Electric putter waterproof sealing structure |
| CN206149088U (en) * | 2016-09-22 | 2017-05-03 | 安徽理工大学 | Electric lift rod watertight fittings |
| CN206650545U (en) * | 2017-04-27 | 2017-11-17 | 亿柏国际科技(深圳)有限公司 | A kind of portable hand-held Linear motor-driven push rod |
| CN207304280U (en) * | 2017-08-26 | 2018-05-01 | 东莞市胜越机械设备有限公司 | A kind of water-proof electric push rod |
| CN207377897U (en) * | 2017-10-09 | 2018-05-18 | 中国船舶重工集团公司第七0四研究所 | A kind of servo electric jar that can be worked in abyssal environment |
| CN207470717U (en) * | 2017-10-09 | 2018-06-08 | 中国船舶重工集团公司第七0四研究所 | A kind of straight line actuation mechanism with cramped construction |
| CN108233601A (en) * | 2018-02-09 | 2018-06-29 | 浙江捷昌线性驱动科技股份有限公司 | The waterproof construction and electric pushrod of a kind of electric pushrod |
-
2018
- 2018-07-09 CN CN201810742498.7A patent/CN108832765A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205911886U (en) * | 2016-08-25 | 2017-01-25 | 浙江联宜电机有限公司 | Electric putter waterproof sealing structure |
| CN206149088U (en) * | 2016-09-22 | 2017-05-03 | 安徽理工大学 | Electric lift rod watertight fittings |
| CN206650545U (en) * | 2017-04-27 | 2017-11-17 | 亿柏国际科技(深圳)有限公司 | A kind of portable hand-held Linear motor-driven push rod |
| CN207304280U (en) * | 2017-08-26 | 2018-05-01 | 东莞市胜越机械设备有限公司 | A kind of water-proof electric push rod |
| CN207377897U (en) * | 2017-10-09 | 2018-05-18 | 中国船舶重工集团公司第七0四研究所 | A kind of servo electric jar that can be worked in abyssal environment |
| CN207470717U (en) * | 2017-10-09 | 2018-06-08 | 中国船舶重工集团公司第七0四研究所 | A kind of straight line actuation mechanism with cramped construction |
| CN108233601A (en) * | 2018-02-09 | 2018-06-29 | 浙江捷昌线性驱动科技股份有限公司 | The waterproof construction and electric pushrod of a kind of electric pushrod |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113991936A (en) * | 2021-10-26 | 2022-01-28 | 中国地质大学（北京） | High-pressure-resistant driver for deep water |
| CN113991936B (en) * | 2021-10-26 | 2022-09-27 | 中国地质大学（北京） | High-pressure-resistant driver for deep water |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108748235A (en) | A kind of gripping robot easy to use | |
| CN108708830A (en) | A kind of wind-resources monitoring device of automation | |
| CN108832765A (en) | A kind of water-proof electric push rod | |
| CN204324374U (en) | Reciprocal shift assembly | |
| CN104953500A (en) | Primary contact propulsion device for low-voltage switchgear | |
| CN210312449U (en) | Multi freedom material loading manipulator device | |
| CN102528529A (en) | Frequency-conversion speed-regulation feed box | |
| CN204067268U (en) | A kind of motor-operating mechanism of miniature circuit breaker | |
| CN209350133U (en) | A kind of assembling diesel generator fixing tool | |
| CN208929494U (en) | A kind of auxiliary positioner that can adjust spacing in real time | |
| CN202918120U (en) | Automatic switching mechanism applied to electric executing mechanism manual and electric operation | |
| CN215951629U (en) | Humidifier base convenient to it is rotatory | |
| CN108127453A (en) | A kind of electronic tool changing unit of main shaft | |
| CN207642755U (en) | A kind of electronic tool changing unit of main shaft | |
| CN108581303A (en) | A kind of high-speed welding robot | |
| CN204344856U (en) | Abreast-type adds auxiliary force spindle gear | |
| CN212114393U (en) | Natural gas opens and adopts switch board | |
| CN204946783U (en) | A kind of three position isolation-ground connection operating mechanisms adopting ball-screw | |
| CN203348456U (en) | Mechanical device capable of converting engaging-disengaging type reciprocating translation into continuous codirectional rotational motion | |
| CN208628960U (en) | A kind of fixture convenient for automatic dismantling | |
| CN206059195U (en) | A kind of two-way electric motor type relay | |
| CN206855445U (en) | A kind of manipulator | |
| CN204608714U (en) | Novel DC electric headstock gear | |
| CN205177633U (en) | Three stations put in place outage mechanism and electronic operating mechanism | |
| CN205211619U (en) | Operating mechanism for miniature circuit breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181116 |