CN206021103U - Torque loading device - Google Patents
Torque loading device Download PDFInfo
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- CN206021103U CN206021103U CN201620836315.4U CN201620836315U CN206021103U CN 206021103 U CN206021103 U CN 206021103U CN 201620836315 U CN201620836315 U CN 201620836315U CN 206021103 U CN206021103 U CN 206021103U
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- loading device
- torque loading
- shifting axle
- friction component
- torque
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Abstract
The utility model discloses a kind of moment of torsion for being accurately controlled loading and lower-cost torque loading device.The torque loading device, including table top, driver part and slave unit；The driver part includes mounting seat, motor, trapezoidal screw, trapezoidal nut, shifting axle, spring and the first friction component；The slave unit includes bearing block, power transmission shaft and the second frictional disk, the bearing block is arranged on table top, the power transmission shaft is rotatably arranged in bearing block, and it is on the end of the first friction component and corresponding with the first friction component that second frictional disk is arranged on power transmission shaft.The displacement that shifting axle is accurately controlled by motor, so as to control the pressure between the first friction component and the second frictional disk, with the moment of torsion that precise control is loaded.In addition, the torque loading device is for the equipment of existing hydraulic way controlled output moment of torsion, simple structure, cost are relatively low.
Description
Technical field
This utility model is related to a kind of charger, particularly a kind of torque loading device.
Background technology
The rotary equipments such as motor need to test its moment of torsion.At present, the mode of loading moment of torsion mainly has two kinds.One kind is,
Moment of torsion is loaded using manually simulation bolt type instrument, its operating process is relative complex and requirements of to personnel are higher, and loading is turned round
The precision of square is affected larger in itself by personnel；Another kind is, by the equipment of hydraulic way controlled output moment of torsion, but its structure
Complicated cost is high.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of moment of torsion for being accurately controlled loading and lower-cost
Torque loading device.
This utility model solves the technical scheme adopted by its technical problem：Torque loading device, including table top, driving
Part and slave unit；The driver part includes mounting seat, motor, trapezoidal screw, trapezoidal nut, shifting axle, spring
With the first friction component, the mounting seat is arranged on table top, and the motor is arranged in mounting seat, and the shifting axle can
It is slidably arranged in mounting seat, in the shifting axle, is provided with chute, the rotating shaft phase of described trapezoidal screw one end and motor
Even, the other end is stretched in the chute in shifting axle, and the trapezoidal nut is slidably disposed in the chute in shifting axle simultaneously
It is threadedly coupled with trapezoidal screw, first friction component is arranged on shifting axle away from the end of motor, the spring
It is arranged in the chute in shifting axle and is located between trapezoidal nut and the first friction component；The slave unit includes bearing
Seat, power transmission shaft and the second frictional disk, the bearing block are arranged on table top, and the power transmission shaft is rotatably arranged in bearing block
Interior, it is on the end of the first friction component and corresponding with the first friction component that second frictional disk is arranged on power transmission shaft.
It is further that the trapezoidal screw is connected with the rotating shaft of motor by universal joint.
It is further in the chute, to be provided with keyway, the trapezoidal nut is provided with the key matched with the keyway.
It is further that first friction component includes the first plinth, movable block, the second plinth and the first friction
Disk；First plinth is arranged on shifting axle away from the end of motor, and the movable block passes through alignment pin and first
Plinth is connected, and second plinth is connected with movable block by alignment pin, and first frictional disk is arranged on the second joint
On seat；Second frictional disk is corresponding with the first frictional disk.
It is further that the driver part also includes the guide post being slidably disposed in mounting seat, the guiding
One end of bar is connected with the first plinth.
It is further that the guide post is two, and two guide posts are symmetrically arranged in the both sides of shifting axle.
It is further that the power transmission shaft is rotatably arranged in bearing block by bearing group.
It is further that the torque loading device also includes torque sensing instrument, and the power transmission shaft is away from the first friction group
The end of part is connected with the rotating shaft of torque sensing instrument.
It is further that the power transmission shaft is connected with the rotating shaft of torque sensing instrument by universal joint.
It is further that the torque loading device also includes protective cover, the protective cover can be by driver part, slave unit
With torque sensing instrument mask wherein, and one end of the rotating shaft of torque sensing instrument can be passed from the side of protective cover.
The beneficial effects of the utility model are：Accurate power output is provided by motor, drives trapezoidal screw to turn
Dynamic, the trapezoidal screw of rotation can make trapezoidal nut along axially-movable the extrusion spring of trapezoidal screw, when the elastic force of spring is more than
During stiction between shifting axle and mounting seat, spring orders about shifting axle slip, and the first friction component is started shipment with shifting axle one
Move and contact with the second frictional disk；When power transmission shaft drives the second frictional disk to rotate, between the first friction component and the second frictional disk
Moment of friction can be produced.The rotation that trapezoidal screw is accurately controlled by motor, and then control trapezoidal nut and movement
The displacement of axle, so as to control the pressure between the first friction component and the second frictional disk, with the moment of torsion that precise control is loaded.With
When, trapezoidal screw can transmit high-torque, and intensity is good, axial distance, efficiency high in same time；Driven by spring transmission
Power so that shifting axle stable movement, uniform, controllability is good.In addition, the torque loading device is relative to existing hydraulic way control
For the equipment of output torque processed, simple structure, cost are relatively low.
Description of the drawings
Fig. 1 is enforcement structural representation of the present utility model；
Fig. 2 is the top view of Fig. 1；
It is labeled as in figure：Table top 100, driver part 200, mounting seat 210, motor 220, trapezoidal screw 231, trapezoidal
Nut 232, shifting axle 240, spring 250, the first friction component 260, the first plinth 261, movable block 262, the second plinth
263rd, the first frictional disk 264, guide post 270, slave unit 300, bearing block 310, power transmission shaft 320, the second frictional disk 330, torsion
Square sensor apparatus 400, protective cover 500.
Specific embodiment
Below in conjunction with the accompanying drawings this utility model is further described.
As depicted in figs. 1 and 2, torque loading device, including table top 100, driver part 200 and slave unit 300；Described
Driver part 200 includes mounting seat 210, motor 220, trapezoidal screw 231, trapezoidal nut 232, shifting axle 240, spring
250 and first friction component 260, the mounting seat 210 is arranged on table top 100, and the motor 220 is arranged on mounting seat
On 210, the shifting axle 240 is slidably disposed in mounting seat 210, is provided with chute 241 in the shifting axle 240, described
231 one end of trapezoidal screw is connected with the rotating shaft of motor 220, the other end is stretched in the chute 241 in shifting axle 240, institute
State in the chute 241 that trapezoidal nut 232 is slidably disposed in shifting axle 240 and be threadedly coupled with trapezoidal screw 231；Mobile
Axle 240 includes two ends, and one end is that the other end is the end away from motor 220 near the end of motor 220；
First friction component 260 is arranged on end of the shifting axle 240 away from motor 220, and the spring 250 is arranged on shifting
In chute 241 in moving axis 240 and positioned between trapezoidal nut 232 and the first friction component 260；The slave unit 300 is wrapped
Bearing block 310, power transmission shaft 320 and the second frictional disk 330 is included, the bearing block 310 is arranged on table top 100, the power transmission shaft
320 are rotatably arranged in bearing block 310；Power transmission shaft 320 includes two ends, and one end is near the first friction component 260
End, the other end is the end away from the first friction component 260；It is close that second frictional disk 330 is arranged on power transmission shaft 320
On the end of the first friction component 260 and corresponding with the first friction component 260.
Mounting seat 210 is fixedly installed on table top 100 by screw；As the matrix of driver part 200, mounting seat 210
Can be overall structure, or U-shaped structure as shown in Figure 1；Mounting seat 210 includes that base plate and interval set in FIG
Put first panel and second panel on base plate, motor 220 be arranged in first panel and motor 220 rotating shaft
End be located between first panel and second panel, shifting axle 240 is slidably disposed in second panel.
The overload of motor 220 property is good, and its rotating speed is not affected by load；And it is input into appropriate pulse signal step
Stepper motor 220 will be rotated at an angle, and the frequency of the speed of rotation and pulse is directly proportional, easy to control.
Trapezoidal screw 231 and the cooperation of trapezoidal nut 232 can transmit high-torque, and intensity is good, axial distance in same time,
Efficiency high.Trapezoidal nut 232 is slidably disposed in the chute 241 in shifting axle 240, for avoiding trapezoidal nut 232 from rotating,
Keyway is provided with the chute 241, the trapezoidal nut 232 is provided with the key matched with the keyway.
Shifting axle 240 is usually cylindrical structural, so can ensure that its axiality with trapezoidal screw 231, improves and passes
The stationarity that passs, reduces fluctuation.
Spring 250 is provided in the chute 241 in shifting axle 240, and with the increase of pressure, spring 250 produces shape
Will not shift during change, it is ensured that the accurate transfer of pressure.
During work, motor 220 drives trapezoidal screw 231 to rotate, and the trapezoidal screw 231 of rotation can make trapezoidal nut
232 axially moving in the chute 241 in shifting axle 240 and extrusion spring 250 along trapezoidal screw 231, when the bullet of spring 250
When power is more than the stiction between shifting axle 240 and mounting seat 210, spring 250 orders about shifting axle 240 and slides, the first friction
Component 260 is contacted with the second frictional disk 330 with the motion of shifting axle 240, produces certain pressure；When power transmission shaft 320 drives
When second frictional disk 330 is rotated, moment of friction will be produced between the first friction component 260 and the second frictional disk 330, i.e. the torsion
The moment of torsion loaded by square charger.
For the work(that the work(and rotating that eliminate machinery consumption itself are consumed when replacing, to obtain the rotating speed close to actual value
And electric current, the trapezoidal screw 231 is connected with the rotating shaft of motor 220 by universal joint.
Used as a kind of preferred version of the present utility model, in conjunction with shown in Fig. 1 and Fig. 2, first friction component 260 includes
First plinth 261, movable block 262, the second plinth 263 and the first frictional disk 264；First plinth 261 is arranged on
On end of the shifting axle 240 away from motor 220, the movable block 262 is connected with the first plinth 261 by alignment pin,
Second plinth 263 is connected with movable block 262 by alignment pin, and first frictional disk 264 is arranged on the second plinth
On 263；Second frictional disk 330 is corresponding with the first frictional disk 264.Due to loading moment of torsion by the torque loading device,
It is that a rotary motion by motor 220 is converted into the second frictional disk 330 and is changed from small to big with 264 contact force of the first frictional disk
Linear process, by arrange movable block 262 first plinth 261 and the second plinth 263 are connected, not only can relief member
Rigging error and part fabrication error, improve precision, and with certain cushioning effect, it is to avoid produce larger anti-work
Motor 220 is damaged with torque.
In order to prevent shifting axle 240 from rotating, generally require to arrange corresponding anti-rotation structure, for example：Mounting seat 210 is being set
Interior arrange that keyway arranging on shifting axle 240 matches strong.Anti-rotation knot as shown in Figure 2 is set in this utility model
Structure, i.e., described driver part 200 also include the guide post 270 being slidably disposed in mounting seat 210, the guide post 270
One end be connected with the first plinth 261.Preferably, the guide post 270 is two, and two guide posts 270 are symmetrically arranged in
The both sides of shifting axle 240.
Specifically, the power transmission shaft 320 is rotatably arranged in bearing block 310 by bearing group.In the torsion shown in Fig. 1
In square charger, the first single row angular contact ball bearing that bearing group includes being successively set in bearing block 310 from left to right,
Bushing, the second single row angular contact ball bearing and the 3rd single row angular contact ball bearing.
Used as another preferred version of the present utility model, as depicted in figs. 1 and 2, the torque loading device also includes turning round
Square sensor apparatus 400, the rotating shaft phase of end of the power transmission shaft 320 away from the first friction component 260 and torque sensing instrument 400
Even.Torque sensing instrument 400 can accurately measure the moment of torsion loaded by the torque loading device, facilitate which to use.Tool
Body, the power transmission shaft 320 is connected with the rotating shaft of torque sensing instrument 400 by universal joint.
In order to protect each parts, then as depicted in figs. 1 and 2, the torque loading device also includes protective cover 500, described
Driver part 200, slave unit 300 and torque sensing instrument 400 can be covered on wherein by protective cover 500, and torque sensing instrument
One end of 400 rotating shaft can be passed from the side of protective cover 500.
Claims (10)
1. torque loading device, it is characterised in that：Including table top (100), driver part (200) and slave unit (300)；Described
Driver part (200) includes mounting seat (210), motor (220), trapezoidal screw (231), trapezoidal nut (232), shifting axle
(240), spring (250) and the first friction component (260), mounting seat (210) are arranged on table top (100), the stepping
Motor (220) is arranged in mounting seat (210), and shifting axle (240) are slidably disposed in mounting seat (210), described
It is provided with chute (241) in shifting axle (240), trapezoidal screw (231) one end is connected with the rotating shaft of motor (220), separately
One end is stretched in the chute (241) in shifting axle (240), and trapezoidal nut (232) are slidably disposed on shifting axle
(240) it is threadedly coupled in the chute (241) in and with trapezoidal screw (231), the first friction component (260) are arranged on movement
On end of the axle (240) away from motor (220), spring (250) are arranged on the chute (241) in shifting axle (240)
In and be located between trapezoidal nut (232) and the first friction component (260)；Described slave unit (300) include bearing block
(310), power transmission shaft (320) and the second frictional disk (330), bearing block (310) are arranged on table top (100), the transmission
Axle (320) is rotatably arranged in bearing block (310), and the second frictional disk (330) are arranged on power transmission shaft (320) near the
On the end of one friction component (260) and corresponding with the first friction component (260).
2. torque loading device as claimed in claim 1, it is characterised in that：Described trapezoidal screw (231) pass through universal joint
Rotating shaft with motor (220) is connected.
3. torque loading device as claimed in claim 1, it is characterised in that：Keyway is provided with chute (241), the ladder
Shape nut (232) is provided with the key matched with the keyway.
4. torque loading device as claimed in claim 1, it is characterised in that：Described first friction component (260) include first
Plinth (261), movable block (262), the second plinth (263) and the first frictional disk (264)；First plinth (261)
It is arranged on end of the shifting axle (240) away from motor (220), described movable block (262) are connect with first by alignment pin
Headstock (261) is connected, and described second plinth (263) are connected with movable block (262) by alignment pin, first frictional disk
(264) it is arranged on the second plinth (263)；Second frictional disk (330) are corresponding with the first frictional disk (264).
5. torque loading device as claimed in claim 4, it is characterised in that：Driver part (200) are also included slidably
Be arranged on guide post (270) in mounting seat (210), the one end of guide post (270) and the first plinth (261) phase
Even.
6. torque loading device as claimed in claim 5, it is characterised in that：Described guide post (270) are two, two guiding
Bar (270) is symmetrically arranged in the both sides of shifting axle (240).
7. torque loading device as claimed in claim 1, it is characterised in that：Described power transmission shaft (320) can be turned by bearing group
It is arranged in bearing block (310) dynamicly.
8. the torque loading device as described in claim 1,2,3,4,5,6 or 7, it is characterised in that：The torque loading device is also
Including torque sensing instrument (400), power transmission shaft (320) end and torque sensing instrument away from the first friction component (260)
The rotating shaft of device (400) is connected.
9. torque loading device as claimed in claim 8, it is characterised in that：Described power transmission shaft (320) by universal joint with
The rotating shaft of torque sensing instrument (400) is connected.
10. torque loading device as claimed in claim 8, it is characterised in that：The torque loading device also includes protective cover
(500), driver part (200), slave unit (300) and torque sensing instrument (400) can be covered on which by protective cover (500)
In, and one end of the rotating shaft of torque sensing instrument (400) can be passed from the side of protective cover (500).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620836315.4U CN206021103U (en) | 2016-08-03 | 2016-08-03 | Torque loading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620836315.4U CN206021103U (en) | 2016-08-03 | 2016-08-03 | Torque loading device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206021103U true CN206021103U (en) | 2017-03-15 |
Family
ID=58246177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620836315.4U Active CN206021103U (en) | 2016-08-03 | 2016-08-03 | Torque loading device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206021103U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106840646A (en) * | 2017-04-11 | 2017-06-13 | 中国航空综合技术研究所 | A kind of mechanical torque load simulating device |
| WO2018214607A1 (en) * | 2017-05-25 | 2018-11-29 | 广东省智能制造研究所 | Active flexible force control apparatus |
| CN110814831A (en) * | 2019-11-25 | 2020-02-21 | 上海工程技术大学 | Torque protection device |
| CN117451236A (en) * | 2023-11-09 | 2024-01-26 | 北京华航无线电测量研究所 | Friction torque testing method |
-
2016
- 2016-08-03 CN CN201620836315.4U patent/CN206021103U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106840646A (en) * | 2017-04-11 | 2017-06-13 | 中国航空综合技术研究所 | A kind of mechanical torque load simulating device |
| CN106840646B (en) * | 2017-04-11 | 2023-09-05 | 中国航空综合技术研究所 | Mechanical torque load simulation device |
| WO2018214607A1 (en) * | 2017-05-25 | 2018-11-29 | 广东省智能制造研究所 | Active flexible force control apparatus |
| CN110814831A (en) * | 2019-11-25 | 2020-02-21 | 上海工程技术大学 | Torque protection device |
| CN117451236A (en) * | 2023-11-09 | 2024-01-26 | 北京华航无线电测量研究所 | Friction torque testing method |
| CN117451236B (en) * | 2023-11-09 | 2024-04-19 | 北京华航无线电测量研究所 | Friction torque testing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |