CN109632292A - A kind of gear-box torque test equipment - Google Patents
A kind of gear-box torque test equipment Download PDFInfo
- Publication number
- CN109632292A CN109632292A CN201811546511.8A CN201811546511A CN109632292A CN 109632292 A CN109632292 A CN 109632292A CN 201811546511 A CN201811546511 A CN 201811546511A CN 109632292 A CN109632292 A CN 109632292A
- Authority
- CN
- China
- Prior art keywords
- gear
- box
- test equipment
- threaded hole
- torque test
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/021—Gearings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/025—Test-benches with rotational drive means and loading means; Load or drive simulation
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a kind of gear-box torque test equipments, including workbench, pedestal, trestle table, L-type supporting plate, electronic execution machine, bearing block, universal drive shaft, torque sensor, square plate, gear-box, long bolt, T-type batten, bar shaped sliding slot, sliding block, screw rod supporting plate, fixed plate, side stand, connecting bottom board, connecting hole, limitation nut, limit perforation, the first threaded hole and the second threaded hole.The present invention has rational design, guarantee angle between output shaft and two axis of input shaft and in the case where the frequent variation, it remains to that power is reliably transmitted, it help to obtain required torque, in such a way that sliding movement moves to gear-box carrying at drive connection, achieve the effect that reduce in connecting shaft operational process and damage, and protective action is played in unloaded detection process for underproof gear-box, to operate convenient for operator, all critical elements are to be detachably connected.
Description
Technical field
The present invention relates to a kind of test equipment, specifically a kind of gear-box torque test equipment belongs to torque test equipment
Technical field.
Background technique
Its main function of gear-box is that generated power passes to generator and obtains it under the action of the wind by wind wheel
To corresponding revolving speed, torque, the revolving speed of gear-box are that measurement parameter important in rotary shaft arrives greatly measurement of power at present on the market
Machine, small to arrive torque wrench, the scheme for solving torque measurement is different, how both to have accomplished accurate, quick, reliable and cheap survey
The two amounts are measured, while the working condition of rotary shaft will not be influenced because measurement feedback element is introduced again, and can fit
The operation of conjunction company is actually needed.
In carrying out the test of gear-box torque drive, due to driving structure and gear-box installation site is unreasonable and transmission shaft
Mostly non-telescoping structure, so that occurring the angle and distance between two axis of output shaft and input shaft during transmission
Often the case where variation, test result is influenced, and will appear because installation fixed structure generates abnormal sound in the process of running, is damaged
Hurt corresponding component.Therefore, a kind of gear-box torque test equipment is proposed regarding to the issue above.
Summary of the invention
The object of the invention is that providing a kind of gear-box torque test equipment to solve the above-mentioned problems.
The present invention is achieved through the following technical solutions above-mentioned purpose, a kind of gear-box torque test equipment, including work
Platform, pedestal, connecting bottom board, driving mounting structure, driving detection structure and slide construction, the bench-top middle position peace
Equipped with pedestal, and base top side is equipped with connecting bottom board, and the driving mounting structure includes L-type supporting plate, trestle table, fixation
Plate and side stand, L-type supporting plate one end are connect by bolt with workbench side side, the supporting leg of the trestle table bottom four
It is connect by bolt with base top side, and trestle table top side is equipped with square plate, the fixed plate is mounted on side stand
Side, and fixed plate side is equipped with screw rod supporting plate, offers limit perforation, the driving detection in the middle part of the fixed plate vertically
Structure includes electronic execution machine, bearing block, universal drive shaft and torque sensor, and the electronic execution machine is mounted on L-type supporting plate
Top, the bearing block are mounted at the top of trestle table, and described universal drive shaft one end passes through bearing block and is mounted on electronic execution machine
Output shaft one end, and universal drive shaft in the middle part of be set with torque sensor, the universal drive shaft other end is mounted on gear
Output shaft one end of case, the slide construction include bar shaped sliding slot, sliding block, T-type batten, long bolt and the second threaded hole, the T
Profile bar board bottom portion both ends pass through sliding block and are slidably connected with corresponding bar shaped sliding slot, and two bar shaped sliding slot symmetric transverses open up
The other side at the top of working plate, one middle side part of T-type batten offers the second threaded hole, and the second threaded hole internal screw thread connects
It is connected to long bolt.
Preferably, the fixation plate surface of the limit perforated bottom offers the first threaded hole, and in the first threaded hole
Axis is overlapped with the central axes of the second threaded hole.
Preferably, the universal drive shaft passes through limit perforation, and the bearing in universal drive shaft and torque sensor.
Preferably, the long bolt threaded one end passes through the first threaded hole in fixed plate, and is threadedly coupled on long bolt
Restricted nut.
Preferably, two sides offer connecting hole at the top of the T-type batten, and T-type batten is passed through by fastening bolt and connected
Hole is connect to be fixedly connected with gear-box.
Preferably, the electronic execution machine is made of retarder, and transmission shaft one end of retarder is mounted on servo motor
Shaft one end.
Preferably, described pedestal one end is located between two bar shaped sliding slots.
Preferably, the fixed plate at the top of side stand and bottom plate by being fixedly connected, and the structure of fixed plate and screw rod branch
The structure of plate is identical.
Preferably, the servo motor is electrically connected by conductor wire and built-in controller and external power supply.
Preferably, two limit screw caps on the long bolt are located at exterior side port side in the second threaded hole.
The beneficial effects of the present invention are:
1, the design of this kind of gear-box torque test equipment rationally, guarantee angle between output shaft and two axis of input shaft and away from
In the case where from frequent variation, remains to that power is reliably transmitted, help to obtain required torque.
2, gear-box carrying rationally, is moved to drive connection using sliding is mobile by this kind of gear-box torque test equipment design
The mode at place achievees the effect that reduce in connecting shaft operational process and damage, and underproof gear-box is examined in zero load
Protective action is played during surveying, to operate convenient for operator, all critical elements are to be detachably connected.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other attached drawings according to these attached drawings.
Fig. 1 is overall structure of the present invention；
Fig. 2 is the integrally-built top view of the present invention；
Fig. 3 is fixed plate structure schematic diagram of the present invention；
Fig. 4 is T-type batten structural schematic diagram of the present invention.
In figure: 1, workbench, 2, pedestal, 3, trestle table, 4, L-type supporting plate, 5, electronic execution machine, 6, bearing block, 7, universal
Transmission shaft, 8, torque sensor, 9, square plate, 10, gear-box, 11, long bolt, 12, T-type batten, 13, bar shaped sliding slot, 14, cunning
Block, 15, screw rod supporting plate, 16, fixed plate, 17, side stand, 18, connecting bottom board, 19, connecting hole, 20, limitation nut, 21, limit
Perforation, the 22, first threaded hole, the 23, second threaded hole.
Specific embodiment
In order to make the invention's purpose, features and advantages of the invention more obvious and easy to understand, below in conjunction with the present invention
Attached drawing in embodiment, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that disclosed below
Embodiment be only a part of the embodiment of the present invention, and not all embodiment.Based on the embodiments of the present invention, this field
Those of ordinary skill's all other embodiment obtained without making creative work, belongs to protection of the present invention
Range.
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
In the description of the present invention, it is to be understood that, term " on ", "lower", "top", "bottom", "inner", "outside" etc. indicate
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.
Please refer to shown in Fig. 1-4, a kind of gear-box torque test equipment, including workbench 1, pedestal 2, connecting bottom board 18,
Driving mounting structure, driving detection structure and slide construction, the 1 top center position of workbench are equipped with pedestal 2, and pedestal
2 top sides are equipped with connecting bottom board 18, and the driving mounting structure includes L-type supporting plate 4, trestle table 3, fixed plate 16 and collateral
Frame 17, described 4 one end of L-type supporting plate are connect by bolt with 1 side side of workbench, and the trestle table supporting leg of 3 bottom four is logical
It crosses bolt to connect with 2 top side of pedestal, and 3 top side of trestle table is equipped with square plate 9, the fixed plate 16 is mounted on collateral
17 side of frame, and 16 side of fixed plate is equipped with screw rod supporting plate 15,16 middle part of fixed plate offers limit perforation 21 vertically,
The driving detection structure includes electronic execution machine 5, bearing block 6, universal drive shaft 7 and torque sensor 8, the electronic execution
Machine 5 is mounted on 4 top of L-type supporting plate, and the bearing block 6 is mounted on 3 top of trestle table, and described 7 one end of universal drive shaft passes through axis
Output shaft one end that seat 6 is mounted on electronic execution machine 5 is held, and is set with torque sensor 8 in the middle part of universal drive shaft 7, described ten thousand
Output shaft one end of gear-box 10 is mounted on to 7 other end of transmission shaft, the slide construction includes bar shaped sliding slot 13, sliding block 14, T
Profile bar plate 12, long bolt 11 and the second threaded hole 23, it is sliding with corresponding bar shaped that the 12 bottom both ends of T-type batten pass through sliding block 14
Slot 13 is slidably connected, and two 13 symmetric transverses of bar shaped sliding slot are provided with the other side at the top of 1 plate of workbench, the T-type item
12 1 middle side part of plate offers the second threaded hole 23, and 23 internal screw thread of the second threaded hole is connected with long bolt 11.
16 surface of fixed plate of 21 bottoms of the limit perforation offers the first threaded hole 22, and in the first threaded hole 22
Axis is overlapped with the central axes of the second threaded hole 23, achievees the effect that be easily installed the same long bolt 11；The Universal drive
Axis 7 passes through limit perforation 21, and the bearing in universal drive shaft 7 and torque sensor 8, is conducive to the torque sensing by installation
Corresponding sensed data is transmitted on relevant device by device 8；11 threaded one end of long bolt passes through the first spiral shell in fixed plate 16
Pit 22, and restricted nut 20 is threadedly coupled on long bolt 11, be conducive in parallel erect long bolt 11 and be pushed up in workbench 1
Portion；The 12 top two sides of T-type batten offer connecting hole 19, and T-type batten 12 passes through connecting hole 19 by fastening bolt
It is fixedly connected with gear-box 10, is conducive to the fixed gear-box 10 to be measured of installation；The electronic execution machine 5 is made of retarder,
And transmission shaft one end of retarder is mounted on shaft one end of servo motor, achievees the effect that provide driving power；The pedestal 2
One end is located between two bar shaped sliding slots 13, is conducive to the T-type batten 12 being slidably connected to 2 medial movement of pedestal；The fixation
Plate 16 at the top of side stand 17 and bottom plate by being fixedly connected, and the structure of fixed plate 16 is identical with the structure of screw rod supporting plate 15, just
It is vertically fixed on pedestal 2 in by fixed plate 16；The servo motor passes through conductor wire and built-in controller and external power supply electricity
Property connection, achieve the effect that control servo motor operating status；Two limit screw caps on the long bolt 11 are located at the second spiral shell
Exterior side port side in pit 23 is conducive to long bolt 11 and drives T-type batten 12 mobile.
In the use of the present invention, electronic execution machine 5 and gear-box 10 are separately mounted to L-type supporting plate 4 for the ease of detection
At the top of T-type batten 12, and the shaft of the shaft of electronic execution machine 5 and gear-box 10 is located on same central axes, then passes through
The shaft of electronic execution machine 5 is sequentially connected through the shaft of universal drive shaft 7 and gear-box 10, and universal drive shaft 7 has and can stretch
The function of shrinking structure remains to guarantee angle between two axis of output shaft and input shaft and in the case where the frequent variation
Power is reliably transmitted, works by the torque sensor 8 being mounted on scalable universal drive shaft 7, and in torque sensor 8
When, torque sensor 8 is changed using the effect of output shaft and input axle power, is calculated by signal processing, to help to obtain
Required torque.
To keep the test docking of 10 axis of gear-box convenient, gear-box 10 is mounted on to 12 top of T-type batten being slidably connected simultaneously
Bolt is fixed, and long bolt 11 is then rotated, under the interaction of power, so that the T-type batten 12 being threadedly coupled is in bar shaped sliding slot
It moves closer to and is connect with shaft one end on gear-box 10, pending operation to 7 butt end of universal drive shaft under the action of 13
Torque detection reaches in such a way that sliding movement moves to the carrying of gear-box 10 at drive connection to reduce connecting shaft operation
The effect damaged in the process, and protective action is played in unloaded detection process for underproof gear-box 10, for convenient for behaviour
Make personnel's operation, all critical elements are to be detachably connected.
Servo motor is using the servo motor LRF90 model of Liang Rong motor flagship store, Taobao offer and its mating power supply and electricity
Road.
It is related to circuit and electronic component and module is the prior art, those skilled in the art may be implemented completely,
Without superfluous words, the content that the present invention protects is not related to the improvement for software and method yet.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that by fall in claim with all in the meaning and scope of important document
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although referring to before
Stating embodiment, invention is explained in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of gear-box torque test equipment, it is characterised in that: including workbench (1), pedestal (2), connecting bottom board (18), drive
Dynamic mounting structure, driving detection structure and slide construction, workbench (1) the top center position is equipped with pedestal (2), and bottom
Seat (2) top side is equipped with connecting bottom board (18)；
The driving mounting structure includes L-type supporting plate (4), trestle table (3), fixed plate (16) and side stand (17), the L-type branch
Plate (4) one end connect by bolt with workbench (1) side side, trestle table (3) supporting leg of bottom four pass through bolt and
The connection of pedestal (2) top side, and trestle table (3) top side is equipped with square plate (9), the fixed plate (16) is mounted on collateral
Frame (17) side, and fixed plate (16) side is equipped with screw rod supporting plate (15), is opened up vertically in the middle part of the fixed plate (16) limited
Position perforation (21)；
The driving detection structure includes electronic execution machine (5), bearing block (6), universal drive shaft (7) and torque sensor (8),
The electronic execution machine (5) is mounted at the top of L-type supporting plate (4), and the bearing block (6) is mounted at the top of trestle table (3), and described ten thousand
Output shaft one end that bearing block (6) are mounted on electronic execution machine (5) is passed through to transmission shaft (7) one end, and in universal drive shaft (7)
Portion is set with torque sensor (8), and universal drive shaft (7) other end is mounted on output shaft one end of gear-box (10)；
The slide construction includes bar shaped sliding slot (13), sliding block (14), T-type batten (12), long bolt (11) and the second threaded hole
(23), T-type batten (12) the bottom both ends pass through sliding block (14) and are slidably connected with corresponding bar shaped sliding slot (13), and two institutes
It states bar shaped sliding slot (13) symmetric transverse and is provided with the other side at the top of workbench (1) plate, (12) one middle side part of T-type batten opens up
Have the second threaded hole (23), and the second threaded hole (23) internal screw thread is connected with long bolt (11).
2. a kind of gear-box torque test equipment according to claim 1, it is characterised in that: the limit perforation (21) bottom
Fixed plate (16) surface in portion offers the first threaded hole (22), and the central axes of the first threaded hole (22) and the second threaded hole
(23) central axes are overlapped.
3. a kind of gear-box torque test equipment according to claim 1, it is characterised in that: the universal drive shaft (7)
It perforates (21) across limit, and the bearing in universal drive shaft (7) and torque sensor (8).
4. a kind of gear-box torque test equipment according to claim 1, it is characterised in that: described long bolt (11) one end
The first threaded hole (22) being thread through on fixed plate (16), and restricted nut (20) are threadedly coupled on long bolt (11).
5. a kind of gear-box torque test equipment according to claim 1, it is characterised in that: T-type batten (12) top
Portion two sides offer connecting hole (19), and T-type batten (12) passes through connecting hole (19) and gear-box (10) by fastening bolt
It is fixedly connected.
6. a kind of gear-box torque test equipment according to claim 1, it is characterised in that: the electronic execution machine (5)
It is made of retarder, and transmission shaft one end of retarder is mounted on shaft one end of servo motor.
7. a kind of gear-box torque test equipment according to claim 1, it is characterised in that: pedestal (2) one end position
Between two bar shaped sliding slots (13).
8. a kind of gear-box torque test equipment according to claim 1, it is characterised in that: the fixed plate (16) passes through
It is fixedly connected at the top of side stand (17) and bottom plate, and the structure of fixed plate (16) is identical with the structure of screw rod supporting plate (15).
9. a kind of gear-box torque test equipment according to claim 6, it is characterised in that: the servo motor is by leading
Electric wire and built-in controller and external power supply are electrically connected.
10. a kind of gear-box torque test equipment according to claim 1, it is characterised in that: on the long bolt (11)
Two limit screw caps be located at the interior exterior side port side of the second threaded hole (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811546511.8A CN109632292A (en) | 2018-12-18 | 2018-12-18 | A kind of gear-box torque test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811546511.8A CN109632292A (en) | 2018-12-18 | 2018-12-18 | A kind of gear-box torque test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109632292A true CN109632292A (en) | 2019-04-16 |
Family
ID=66074935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811546511.8A Pending CN109632292A (en) | 2018-12-18 | 2018-12-18 | A kind of gear-box torque test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109632292A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110186673A (en) * | 2019-06-10 | 2019-08-30 | 北京工业大学 | A kind of experimental provision measuring plastic gear planetary reduction gear mechanical property |
| CN114838854A (en) * | 2022-04-26 | 2022-08-02 | 斯捷尔传动机械(杭州)有限公司 | Automatic torque detection system and detection method for flexible transmission shaft |
| CN115077766A (en) * | 2022-07-25 | 2022-09-20 | 四川富生汽车零部件有限公司 | Torsion detection device for sliding bearing in vehicle-mounted air conditioner blower motor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102768116A (en) * | 2012-07-03 | 2012-11-07 | 索特传动设备有限公司 | General reducer test bed |
| CN204679273U (en) * | 2015-06-09 | 2015-09-30 | 成都久和动力科技有限责任公司 | A kind of RV speed reduction unit is quiet/dynamic property pick-up unit |
| CN107884180A (en) * | 2017-09-30 | 2018-04-06 | 山东智宇知识产权运营中心有限公司莱州分公司 | A kind of gear-box torque test platform |
| CN207703378U (en) * | 2017-12-14 | 2018-08-07 | 锋宏海力汽车技术(昆山)有限公司 | Electronic actuators torsion-testing apparatus |
-
2018
- 2018-12-18 CN CN201811546511.8A patent/CN109632292A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102768116A (en) * | 2012-07-03 | 2012-11-07 | 索特传动设备有限公司 | General reducer test bed |
| CN204679273U (en) * | 2015-06-09 | 2015-09-30 | 成都久和动力科技有限责任公司 | A kind of RV speed reduction unit is quiet/dynamic property pick-up unit |
| CN107884180A (en) * | 2017-09-30 | 2018-04-06 | 山东智宇知识产权运营中心有限公司莱州分公司 | A kind of gear-box torque test platform |
| CN207703378U (en) * | 2017-12-14 | 2018-08-07 | 锋宏海力汽车技术(昆山)有限公司 | Electronic actuators torsion-testing apparatus |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110186673A (en) * | 2019-06-10 | 2019-08-30 | 北京工业大学 | A kind of experimental provision measuring plastic gear planetary reduction gear mechanical property |
| CN114838854A (en) * | 2022-04-26 | 2022-08-02 | 斯捷尔传动机械(杭州)有限公司 | Automatic torque detection system and detection method for flexible transmission shaft |
| CN114838854B (en) * | 2022-04-26 | 2024-05-24 | 斯捷尔传动机械(杭州)有限公司 | Automatic torque detection system and method for flexible transmission shaft |
| CN115077766A (en) * | 2022-07-25 | 2022-09-20 | 四川富生汽车零部件有限公司 | Torsion detection device for sliding bearing in vehicle-mounted air conditioner blower motor |
| CN115077766B (en) * | 2022-07-25 | 2022-10-28 | 四川富生汽车零部件有限公司 | Torsion detection device for sliding bearing in vehicle-mounted air conditioner blower motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109632292A (en) | A kind of gear-box torque test equipment | |
| CN105881505A (en) | Special inspection robot for electric power distribution cabinet | |
| CN206362350U (en) | A kind of new House property survey plotting board | |
| CN111896863A (en) | Detection apparatus for PCB board | |
| CN108942823A (en) | A kind of instrument and meter detection workbench with clamping function | |
| CN103353392A (en) | Automatically-controlled torsion-bend tester | |
| CN209247211U (en) | A kind of gear-box torque test equipment | |
| CN202646105U (en) | Performance detection device of alternate current and direct current fans | |
| CN206804284U (en) | A kind of loosening test device of the lower bolt connection structure of multi-mode load effect | |
| CN206430898U (en) | A kind of rocker switch equipment for testing service life | |
| CN210720626U (en) | Power line fault detection device | |
| CN106091860A (en) | Forging and stamping automatic production line screw thread on-line measuring device | |
| CN106093756A (en) | Efficient circuits board checking device | |
| CN109807613A (en) | A kind of mobile positioning tightening device | |
| CN203798479U (en) | Torsion tester with vibration eliminating function | |
| CN203443547U (en) | Auxiliary tool for butt-joint assembling of cabin | |
| CN206472007U (en) | A kind of adjustable easily de- motor lines coil winding mould | |
| CN103852201B (en) | There is the torque force testing instrument that function is eliminated in vibrations | |
| CN105526893B (en) | Ship Propeling and power-equipment large size vibrating isolation system centering monitoring device | |
| CN211042553U (en) | Torque testing equipment | |
| CN204515038U (en) | The testing integrated machine of a kind of LCR | |
| CN202330698U (en) | Detection device for electric energy meter | |
| CN208334230U (en) | PCBA detection device | |
| CN206323064U (en) | A kind of overhead transmission line Shockproof hammer restorer executing agency | |
| CN204064643U (en) | Electric power instrument multifunctional pull pilot system |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190416 |