CN207366707U - A kind of electromagnetic braking measurement of power machine platform - Google Patents
A kind of electromagnetic braking measurement of power machine platform Download PDFInfo
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- CN207366707U CN207366707U CN201721485765.4U CN201721485765U CN207366707U CN 207366707 U CN207366707 U CN 207366707U CN 201721485765 U CN201721485765 U CN 201721485765U CN 207366707 U CN207366707 U CN 207366707U
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- electromagnetic braking
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Abstract
The utility model provides a kind of electromagnetic braking measurement of power machine platform, belongs to field of mechanical technique.The torque and speed sensors and electric eddy current brake that this electromagnetic braking measurement of power machine platform includes workbench and is arranged on workbench, torque and speed sensors include torsion shaft, electric eddy current brake includes rotor, torsion shaft load end is connected with wherein one end of rotor, brake apparatus is additionally provided with workbench, brake apparatus is connected with the other end of rotor, and rotor can stop operating moment under the action of brake apparatus.This electromagnetic braking measurement of power machine platform has the advantages that the characteristic that can stop simulated machine moment.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of measurement of power machine platform, particularly a kind of electromagnetic braking measurement of power
Machine platform.
Background technology
Motor servo system is one of important driving source of the equipment of industrial product, is that equipment automates indispensable basis
Technology.The application scenario of motor is quite varied, but its application environment is also very complicated, and the motor bought sometimes cannot be guaranteed it
Application scenario is can be suitably used for, and its control effect cannot be tested.If can be before motor be installed to motor control performance
Tested with effect, and debugged the parameter of motor control, will may consequently contribute to effectively to select suitable motor and supporting
Equipment, and the debug time of motor can be greatly speeded up and improve performance.
A kind of existing electromechanical testing platform servo motor test bench as disclosed in Chinese patent storehouse【Application number：
201510148804.0；Application publication number：CN 104793138 A】, including a stent, be installed on the stent and successively axis connect
Electric eddy current brake, torque rotary speed sensor, the transition seat connect, the electric eddy current brake, the torque rotary speed sensor lead to
Cross the first shaft coupling to be connected, the torque rotary speed sensor is connected with the transition seat by the second shaft coupling；Described turn
Square speed probe is connected by the transition seat with tested motor；The tested motor is installed on tested motor frame, described
Tested motor is placed on side of the transition seat away from the second shaft coupling.
There are a defect for above-mentioned testboard：The retro-speed of electric eddy current brake is more slow, and motor is stopped completely
The regular hour extremely is needed, causes the testboard can not detect performance of motor moment when being stopped.
Utility model content
The purpose of this utility model is that there are the above problem for existing technology, it is proposed that a kind of electromagnetic braking dynamometer machine
Platform, the technical problem of solution be how the characteristic that simulated machine moment stops.
The purpose of this utility model can be realized by following technical proposal：A kind of electromagnetic braking measurement of power machine platform, including
Workbench and the torque and speed sensors and electric eddy current brake being arranged on workbench, the torque and speed sensors bag
Torsion shaft is included, the electric eddy current brake includes rotor, the load end of the torsion shaft and wherein the one of above-mentioned rotor
End is connected, it is characterised in that brake apparatus, the other end phase of brake apparatus and the rotor are additionally provided with the workbench
Even, and rotor can stop operating moment under the action of brake apparatus.
During installation, electric machine main shaft is connected with the drive end of torsion shaft.
It is used for the brake apparatus of the moment dead electric eddy current brake rotor of brake by setting, makes electric machine main shaft moment stop turning
It is dynamic, to simulate state of the motor when moment being stopped work, and detect the performance of motor under this state.
In above-mentioned electromagnetic braking measurement of power machine platform, the electric eddy current brake is located at brake apparatus and rotational speed and torque
Between sensor, brake apparatus includes brake component, connecting shaft and brake disc, the both ends of the connecting shaft respectively with rotor and brake
Hull is fixedly connected with, and brake disc, connecting shaft and rotor three are on same straight line, and the lateral wall of the brake disc is coarse
Face, the brake component are located at brake disc side, and being additionally provided with workbench can drive brake component to be pressed on the rough surface
Or the driving mechanism away from rough surface.Brake component produces larger frictional force with locking brake disc with asperity contact, to realize
The purpose of moment braking, has the advantages that simple in structure, easy to operate.
In above-mentioned electromagnetic braking measurement of power machine platform, the brake component is in semicircular and is sleeved on outside brake disc, is driving
Under the action of motivation structure, the madial wall of the brake component can be with the asperity contact., can be with using above-mentioned design
The contact area of brake component and rough surface is increased, the more stable realization of function for braking moment.
In above-mentioned electromagnetic braking measurement of power machine platform, the lower section of the brake component is equipped with bearing, and bearing with it is described
Workbench be fixedly connected with, one end of the brake component is hinged by shaft and bearing, and the driving mechanism is included along water
Square to set and the connecting rod that is connected with the brake component other end and can drive link upper and lower translation actuator.In use, drive
Moving part drives connecting rod to move down, so that driving brake component to be rotated around hinge joint makes brake component madial wall and asperity contact, carrys out moment
Locking brake disc.
In above-mentioned electromagnetic braking measurement of power machine platform, the actuator is electromagnet, and the drive shaft of electromagnet with
The one end of connecting rod away from brake component is fixedly connected with.
Alternatively, in above-mentioned electromagnetic braking measurement of power machine platform, the actuator is oil cylinder or cylinder,
And the piston rod of oil cylinder or cylinder is fixedly connected with the one end of connecting rod away from brake component.
There is the guide part in semicircular, guide part in above-mentioned electromagnetic braking measurement of power machine platform, on the bearing
On the downside of brake component, and guide part is sleeved on outside brake disc.Under the action of guide part, certain guiding branch is played to brake disc
Support acts on, to improve job stability.
Compared with prior art, this electromagnetic braking measurement of power machine platform is used for the dead electric eddy current brake turn of moment brake by setting
The brake apparatus of son, makes electric machine main shaft moment stop operating, to simulate state of the motor when moment being stopped work, and examines
Survey the performance of motor under this state.
Brief description of the drawings
Fig. 1 is the isometric side structure schematic diagram of this electromagnetic braking measurement of power machine platform.
Fig. 2 is the dimensional structure diagram of this electromagnetic braking measurement of power machine platform.
Fig. 3 is the left view structural representation of this electromagnetic braking measurement of power machine platform.
In figure, 1, workbench；2nd, torque and speed sensors；2a, torsion shaft；3rd, electric eddy current brake；3a, rotor；4th, rise
Platform drops；5th, guide rod；6th, conduit；7th, leading screw；8th, handwheel；9th, brake component；10th, connecting shaft；11st, brake disc；12nd, bearing；12a, lead
To portion；13rd, shaft；14th, connecting rod；15th, electromagnet；16th, universal driving shaft.
Embodiment
It is specific embodiment of the utility model and with reference to attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
Embodiment one
As shown in Figure 1 to Figure 3, this electromagnetic braking measurement of power machine platform is by workbench 1, torque and speed sensors 2, current vortex system
The compositions such as dynamic device 3, brake apparatus, lifting platform 4.
Wherein, as depicted in figs. 1 and 2, the bottom surrounding of workbench 1 is respectively provided with support leg；Torque and speed sensors 2 and electricity
Eddy-current brake 3 is each attached on workbench 1；Lifting platform 4 is plate-like and is arranged horizontally on workbench 1, and rotating speed
Torque sensor 2 is between electric eddy current brake 3 and lifting platform 4.The bottom surrounding of lifting platform 4 is vertically and fixedly provided with guide rod 5,
Conduit 6 is vertically and fixedly provided with 1 roof of workbench, conduit 6 there are four and faced respectively with four guide rods 5.Under every guide rod 5
End is plugged in corresponding conduit 6 respectively, lifting platform 4 is slided up and down relative to workbench 1.In the middle part of the bottom wall of lifting platform 4
Leading screw 7 is vertically and fixedly provided with, and the lower end of leading screw 7 passes through workbench 1.The lower end of leading screw 7 is bolted with nut, and nut and workbench
1 is rotatable connected.Also horizontally disposed in workbench 1 to have universal driving shaft 16,16 one end of universal driving shaft is stretched out workbench 1 and is connected with the other hand
Wheel 8, the other end of universal driving shaft 16 is fixed with bevel gear, and nut overcoat sets and is fixed with spur gear, and bevel gear and spur gear phase
Engagement, at this time, 4 upper and lower translation of lifting platform can be driven by rotating handwheel 8.
Torque and speed sensors 2 and electric eddy current brake mostly 3 are existing products, they can buy on the market.Its
In, torque and speed sensors 2 include torsion shaft 2a, and the both ends of torsion shaft 2a are respectively drive end and load end.Current vortex system
Dynamic device 3 includes rotor 3a, and the load end of torsion shaft 2a is connected by shaft coupling with wherein one end of rotor 3a.On workbench 1
Brake apparatus is additionally provided with, brake apparatus is connected with the other end of rotor 3a, and rotor 3a being capable of wink under the action of brake apparatus
Between stop operating.
Specifically, in the present embodiment, as shown in figures 1 and 3, electric eddy current brake 3 is located at brake apparatus and rotating speed
Between torque sensor 2.Wherein, brake apparatus includes brake component 9, connecting shaft 10 and brake disc 11, the both ends point of connecting shaft 10
It is not fixedly connected with rotor 3a and brake disc 11, and brake disc 11, connecting shaft 10 and rotor 3a three are on same straight line.Brake
The lateral wall of disk 11 is rough surface, and brake component 9 is located at 11 side of brake disc, and being additionally provided with workbench 1 can drive brake component 9 to press
On rough surface or away from rough surface driving mechanism.Further illustrate, brake component 9 is in semicircular and is sleeved on the upper of brake disc 11
Outside side, under the action of driving mechanism, the madial wall of brake component 9 can with asperity contact, to increase brake component 9 and brake disc
11 contact area, to improve braking effect.
Further illustrate, the lower section of brake component 9 is equipped with bearing 12, and bearing 12 is fixedly connected with workbench 1.Brake component 9
One end is hinged by shaft 13 and bearing 12, and driving mechanism includes horizontally disposed and is connected with 9 other end of brake component
Connecting rod 14 and can 14 upper and lower translation of drive link actuator.In the present embodiment, actuator is electromagnet 15, and electromagnetism
The drive shaft of iron 15 is fixedly connected with the one end of connecting rod 14 away from brake component 9.Wherein, the opening ways of electromagnet 15 can artificial hand
Dynamic operation is either automatically controlled by computer.It is preferred that electromagnet 15 automatically controls keying by computer.
There is the guide part 12a in semicircular, guide part 12a to be in the downside of brake component 9, and guide part 12a on bearing 12
It is sleeved on outside brake disc 11, to ensure the stability of the rotation of brake disc 11.
During installation, electric machine main shaft is connected with the drive end of torsion shaft 2a.It is used for the dead current vortex braking of moment brake by setting
The brake apparatus of 3 rotor 3a of device, makes electric machine main shaft moment stop operating, to simulate shape of the motor when moment being stopped work
State, and detect the performance of motor under this state.
Embodiment two
The present embodiment two is essentially identical with the structure and principle of embodiment one, and different place is：Actuator is oil
Cylinder or cylinder, and the piston rod of oil cylinder or cylinder is fixedly connected with 14 one end away from brake component 9 of connecting rod.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Described specific embodiment can be done various modifications or additions or using similar by belonging to those skilled in the art
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (7)
1. a kind of electromagnetic braking measurement of power machine platform, including workbench（1）And it is arranged on workbench（1）On rotational speed and torque sensing
Device（2）And electric eddy current brake（3）, the torque and speed sensors（2）Including torsion shaft（2a）, described current vortex braking
Device（3）Including rotor（3a）, the torsion shaft（2a）Load end and above-mentioned rotor（3a）Wherein one end be connected, it is special
Sign is, the workbench（1）On be additionally provided with brake apparatus, brake apparatus and the rotor（3a）The other end be connected,
And rotor（3a）It can stop operating moment under the action of brake apparatus.
2. electromagnetic braking measurement of power machine platform according to claim 1, it is characterised in that the electric eddy current brake（3）
Positioned at brake apparatus and torque and speed sensors（2）Between, brake apparatus includes brake component（9）, connecting shaft（10）And brake disc
（11）, the connecting shaft（10）Both ends respectively with rotor（3a）And brake disc（11）It is fixedly connected with, and brake disc（11）, connection
Axis（10）And rotor（3a）Three is on same straight line, the brake disc（11）Lateral wall be rough surface, the system
Moving part（9）Positioned at brake disc（11）Side, and workbench（1）On be additionally provided with and can drive brake component（9）It is pressed in the rough surface
Driving mechanism upper or away from rough surface.
3. electromagnetic braking measurement of power machine platform according to claim 2, it is characterised in that the brake component（9）In semi-ring
Shape and it is sleeved on brake disc（11）Outside, under the action of driving mechanism, the brake component（9）Madial wall can with it is described thick
Matte contacts.
4. electromagnetic braking measurement of power machine platform according to claim 3, it is characterised in that the brake component（9）Lower section
Equipped with bearing（12）, and bearing（12）With the workbench（1）It is fixedly connected with, the brake component（9）One end pass through shaft
（13）With bearing（12）It is hinged, the driving mechanism includes horizontally disposed and and brake component（9）The other end is connected
Connecting rod（14）And can drive link（14）The actuator of upper and lower translation.
5. electromagnetic braking measurement of power machine platform according to claim 4, it is characterised in that the actuator is electromagnet
（15）, and electromagnet（15）Drive shaft and connecting rod（14）Away from brake component（9）One end be fixedly connected with.
6. electromagnetic braking measurement of power machine platform according to claim 4, it is characterised in that the actuator is oil cylinder or gas
Cylinder, and the piston rod and connecting rod of oil cylinder or cylinder（14）Away from brake component（9）One end be fixedly connected with.
7. electromagnetic braking measurement of power machine platform according to claim 4, it is characterised in that the bearing（12）Above have and be in
The guide part of semicircular（12a）, guide part（12a）In brake component（9）Downside, and guide part（12a）It is sleeved on brake disc（11）
Outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721485765.4U CN207366707U (en) | 2017-11-09 | 2017-11-09 | A kind of electromagnetic braking measurement of power machine platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721485765.4U CN207366707U (en) | 2017-11-09 | 2017-11-09 | A kind of electromagnetic braking measurement of power machine platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207366707U true CN207366707U (en) | 2018-05-15 |
Family
ID=62345961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721485765.4U Active CN207366707U (en) | 2017-11-09 | 2017-11-09 | A kind of electromagnetic braking measurement of power machine platform |
Country Status (1)
| Country | Link |
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| CN (1) | CN207366707U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107728060A (en) * | 2017-11-09 | 2018-02-23 | 浙江华测科技有限公司 | A kind of electromagnetic braking measurement of power machine platform |
| CN108981992A (en) * | 2018-06-02 | 2018-12-11 | 黄河科技学院 | A kind of high-precision torque detecting apparatus |
-
2017
- 2017-11-09 CN CN201721485765.4U patent/CN207366707U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107728060A (en) * | 2017-11-09 | 2018-02-23 | 浙江华测科技有限公司 | A kind of electromagnetic braking measurement of power machine platform |
| CN108981992A (en) * | 2018-06-02 | 2018-12-11 | 黄河科技学院 | A kind of high-precision torque detecting apparatus |
| CN108981992B (en) * | 2018-06-02 | 2020-09-01 | 黄河科技学院 | High-precision torque detection device |
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