CN207937091U - Dynamic torque measuring system - Google Patents
Dynamic torque measuring system Download PDFInfo
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- CN207937091U CN207937091U CN201820432011.0U CN201820432011U CN207937091U CN 207937091 U CN207937091 U CN 207937091U CN 201820432011 U CN201820432011 U CN 201820432011U CN 207937091 U CN207937091 U CN 207937091U
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- under test
- equipment
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- torsiometer
- measuring system
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Abstract
The utility model provides a kind of dynamic torque measuring system, including power-equipment, support component, bearing assembly and static torsiometer；The measuring system includes power-equipment, support component, bearing assembly and static torsiometer；The rotor portion of the equipment under test is driven by the power-equipment and is rotated by the output axis connection of driving member and the power-equipment；The stationary part of the equipment under test is attached to the support component by the bearing assembly, and is rotated relative to support component under the reaction force of the rotor portion；The first end and the fixed part of the equipment under test of the static state torsiometer are relatively fixed, and the second end of the static torsiometer is fixed in the support component；The central shaft of the central shaft of the rotor portion of the equipment under test and static torsiometer is located along the same line.The utility model reduces cost, simplifies system structure by the way that power-equipment and static torsiometer to be attached to the both ends of equipment under test respectively.
Description
Technical field
The utility model is related to motor fields, more specifically to a kind of dynamic torque measuring system.
Background technology
The torque of Motor torque, that is, motor output, it is related with the rotating speed of motor and power, it is that one of motor performance is important
Parameter.In the high rate performance test system of motor, usually by being tested motor dynamics torque with lower structure：Using pair
Saddle frame is coaxially connected with power motor by tested motor, and the dynamic by being serially connected between tested motor and power motor is turned round
Power meter and shaft coupling transmission.
However, above-mentioned test structure has the following problems：
(1) complicated.In torsion-testing, it is desirable that being serially connected in running part between tested motor and power motor has
Higher concentricity, and under high-speed state, it is difficult to ensure that concentricity after intermediate transmission component is excessive.
(2) easily failure difficulty is safeguarded.It is serially connected between tested motor and power motor after transmission parts increase, failure rate will
Significantly increase, it is therefore desirable to periodic detection concentricity, and torsion corrects, dismounting debugging is considerably complicated.
(3) cost of manufacture is high, the period is long.Dynamic torsiometer cost is much larger than static torsiometer, and generally needs customized, the period
It is long.
(4) transmission is dangerous.Between tested motor and power motor concatenate part include dynamic torsiometer and with compared with
The more piece shaft coupling of large rotating inertia, dynamic balancing is poor, and because transmission node is more, and when running at high speed, risk factor is also significantly
Increase.
(5) vibrating noise is big.Since transmission node is more, inertia is big, dynamic balancing is poor, vibrations and noise when causing to run at high speed
Greatly.
Utility model content
The technical problem to be solved by the present invention is to, complicated for above-mentioned motor dynamics Torque Measuring System,
Easy failure difficulty maintenance, the higher problem of cost of manufacture, provide a kind of new dynamic torque measuring system.
The technical solution that the utility model solves above-mentioned technical problem is to provide a kind of dynamic torque measuring system, is used for
The dynamic torque of equipment under test is measured, and the equipment under test includes stationary part and rotor portion；The measuring system includes
Power-equipment, support component, bearing assembly and static torsiometer；The rotor portion of the equipment under test passes through driving member and institute
The output axis connection of power-equipment is stated, and is driven and is rotated by the power-equipment；The stationary part of the equipment under test passes through institute
It states bearing assembly and is attached to the support component, and rotated relative to support component under the reaction force of the rotor portion；Institute
The first end and the fixed part of the equipment under test for stating static torsiometer are relatively fixed, and the second end of the static torsiometer
It is fixed in the support component；The central shaft of the central shaft of the rotor portion of the equipment under test and static torsiometer is located at
On same straight line.
In dynamic torque measuring system described in the utility model, the driving member is transmission shaft, the power-equipment
The central shaft of output shaft and the rotor portion of the equipment under test be located along the same line, and the equipment under test be located at it is described
Between power-equipment and static torsiometer.
In dynamic torque measuring system described in the utility model, the support component include rack, support plate and
Fixed plate, and the support plate and fixed plate are located at the rack；The stationary part by side apparatus passes through the axis
Bearing assembly is fixed on the supporting plate, and the second end of the static state torsiometer is fixed in the fixed plate.
In dynamic torque measuring system described in the utility model, the support component includes two branch disposed in parallel
The stationary part of fagging, the equipment under test is assemblied in by the bearing assembly between two support plates；It is described tested
The central axis of equipment is in the support plate；The fixed plate is located at the side of two support plates and is parallel to the branch
Fagging, and described two support plates and fixed plate are located along the same line.
In dynamic torque measuring system described in the utility model, the bearing assembly includes first bearing and the second axis
It holds；The first end of the stationary part of the equipment under test is fitted into them a support plate by first bearing, and described be tested sets
The second end of standby stationary part is assembled to by second bearing in another support plate.
In dynamic torque measuring system described in the utility model, the bearing assembly includes power transmission frame, the quilt
The stationary part of measurement equipment is fixed on the power transmission frame, and the first bearing and second bearing are respectively assembled at the power transmission
The both ends of frame, and the first end of the static torsiometer is fixed on the power transmission frame.
In dynamic torque measuring system described in the utility model, the stationary part of the equipment under test includes casing,
And there is the fixed structure for the first end for installing the static torsiometer on the rear end cap of the casing；The first end of the casing
It is installed to one of support plate by the first bearing, the second end of the casing is installed to separately by the second bearing
One support plate.
In dynamic torque measuring system described in the utility model, the power-equipment is motor, the support group
Part further includes motor fixing seat, and the power-equipment is fixed in the motor fixing seat.
In dynamic torque measuring system described in the utility model, the rack, support plate, fixed plate and motor are solid
Reservation one.
In dynamic torque measuring system described in the utility model, the equipment under test is motor.
The dynamic torque measuring system of the utility model has the advantages that：By by power-equipment and static torsion
Meter is attached to the both ends of equipment under test respectively, not only reduces cost, and simplify system structure, reduces failure rate and can
Maintainability.
Description of the drawings
Fig. 1 is the schematic diagram of the utility model dynamic torque measuring system embodiment.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
As shown in Figure 1, being the utility model dynamic torque measuring system, which can be used for measuring electricity
The dynamic torque of the equipment under tests such as motivation, above-mentioned measurement equipment includes stationary part and rotor portion, and rotor portion can be determined relatively
Subdivision rotates and generates reaction force to stationary part.
The dynamic torque measuring system of the present embodiment includes power-equipment 2, support component, bearing assembly and static torsion
Meter 4.The rotor portion of above-mentioned equipment under test 5 is fixedly connected by transmission shaft 21 with the output shaft of power-equipment 2, and is set by power
Standby 2 drive rotation, and the stationary part of the equipment under test 5 is attached to support component by bearing assembly, and can be with respect to support group
Part rotates.The first end of static torsiometer 4 and the fixed part of equipment under test 5 are relatively fixed, and the second of the static state torsiometer 4
End is fixed in support component.The central shaft of above-mentioned power-equipment 2, equipment under test 5 and static torsiometer 4 is located at same straight line
On, and equipment under test 5 is located between power-equipment 2 and static torsiometer 4.
Certainly, in practical applications, power-equipment 2 can also pass through the rotor of the driving members such as gear, belt and equipment under test 5
Part connects, and rotor portion is driven to rotate.
Above-mentioned power-equipment 2 can be motor.Certainly in practical applications, it is possible to use other can drive tested survey to set
The equipment that standby 5 rotor portion rotates.
Above-mentioned dynamic torque measuring system obtains equipment under test dynamic work using the active force principle equal with reaction force
The real-time torque of condition rotor section.Specifically, power-equipment 2 is exported by transmission shaft 21 to the rotor portion of equipment under test 5
The rotor portion of real-time torque, equipment under test 5 applies a reaction force, and by stationary part in rotation to stationary part
Transmit the reaction force to static torsiometer 4 first end.Since the second end of static torsiometer 4 is fixed, turned round so as to generate
Square value finally obtains between power-equipment 2 and tested motor real-time torque value between dynamic operation condition rotor.The dynamic torque measures
System realizes simple in structure, hardly possible damage easy care, and static torsiometer is at low cost, and vibrating noise is small, reduces risk factor.
Above-mentioned support component specifically may include rack 11, support plate 13 and fixed plate 14, and support plate 13 and fixed plate
14 are located at rack 11, and are relatively fixed with rack 11.Above-mentioned support plate 13 constitutes equipment under test fixed seat, i.e., by side apparatus
5 stationary part is fixed on by bearing assembly in support plate 13；And fixed plate 14 is then used for fixed static torsiometer 4, i.e., it is quiet
The second end of state torsiometer 4 is fixed in fixed plate 14.
Particularly, above-mentioned support component may include that two support plates 13 disposed in parallel, the stationary part of equipment under test 5 are logical
Bearing assembly is crossed to be assemblied between two support plates.And static state torsiometer 4 is then installed in fixed plate 14 and one of support plate
Between 13.
To simplify structure and ensureing that measurement result is accurate, the central axis of equipment under test 5 is in support plate 13；Fixed plate 14
Positioned at the side (power-equipment 2 is then located at the other side of two support plates 13) of two support plates 13 and it is parallel to support plate 13,
And two support plates 13 and fixed plate 14 are located along the same line.
Bearing assembly specifically includes first bearing 32 and second bearing 33.The first end of the stationary part of equipment under test 5 is logical
It crosses first bearing 32 and is fitted into them a support plate 13, and the second end of the stationary part of equipment under test 5 then passes through the second axis
33 are held to be assembled in another support plate 13.The first end of the stationary part of above-mentioned equipment under test 5 may be either the head of equipment under test
It holds (tail end that second end is equipment under test at this time), or (second end is equipment under test to the tail end of equipment under test at this time
Head end).By first bearing 32 and second bearing 33, the stationary part of equipment under test can the rotation of relative support plate 13.
In specific implementation, above-mentioned first bearing 32 and second bearing 33 can be directly anchored to the stator department of equipment under test 5
There is the fixed structure of the first end of the static torsiometer of installation on the casing divided, and on the rear end cap of the casing.Said machine casing
The second end that first end is installed to one of support plate 13 and the casing by first bearing 32 is installed by second bearing 33
To another support plate 13.The structure needs casing to have stronger mechanical strength, and rear end cap need to be by corresponding fixed structure.
In addition, can also realize the assembly of equipment under test 5 by power transmission frame, i.e., above-mentioned bearing assembly may also include power transmission
The stationary part (including casing) of frame 31, equipment under test 5 is fixed on power transmission frame 31, first bearing 32 and second bearing 33
The both ends of power transmission frame 31 are respectively assembled at, and the first end of static torsiometer 4 is fixed on power transmission frame 31.
Above-mentioned support component may also include motor fixing seat 15, i.e. power-equipment 2 is fixed in motor fixing seat 15, to
Ensure when measuring, power-equipment 2 and support plate 13, fixed plate 14 can synchronous vibrations.Particularly, above-mentioned rack 11, support plate
13, fixed plate 14 and motor fixing seat 15 can be integrated.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
It is confined to this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should
It is subject to the protection scope in claims.
Claims (10)
1. a kind of dynamic torque measuring system, the dynamic torque for measuring equipment under test, and the equipment under test includes stator
Part and rotor portion；It is characterized in that, the measuring system includes power-equipment, support component, bearing assembly and static state
Torsiometer；The rotor portion of the equipment under test is by the output axis connection of driving member and the power-equipment, and by described dynamic
Power equipment belt turn is dynamic；The stationary part of the equipment under test is attached to the support component by the bearing assembly, and
It is rotated relative to support component under the reaction force of the rotor portion；The first end of the static state torsiometer and the equipment under test
Fixed part be relatively fixed, and the second end of the static torsiometer is fixed in the support component；The equipment under test
The central shaft of rotor portion and the central shaft of static torsiometer be located along the same line.
2. dynamic torque measuring system according to claim 1, which is characterized in that the driving member is transmission shaft, described
The output shaft of power-equipment and the central shaft of the rotor portion of the equipment under test are located along the same line, and the equipment under test
Between the power-equipment and static torsiometer.
3. dynamic torque measuring system according to claim 2, which is characterized in that the support component includes rack, branch
Fagging and fixed plate, and the support plate and fixed plate are located at the rack；It is described to be led to by the stationary part of side apparatus
It crosses the bearing assembly to fix on the supporting plate, the second end of the static state torsiometer is fixed in the fixed plate.
4. dynamic torque measuring system according to claim 3, which is characterized in that the support component includes two parallel
The stationary part of the support plate of setting, the equipment under test is assemblied in by the bearing assembly between two support plates；
The central axis of the equipment under test is in the support plate；The fixed plate is located at the side of two support plates and parallel
In the support plate, and two support plates and fixed plate are located along the same line.
5. dynamic torque measuring system according to claim 4, which is characterized in that the bearing assembly includes first bearing
And second bearing；The first end of the stationary part of the equipment under test is fitted into them a support plate, institute by first bearing
The second end for stating the stationary part of equipment under test is assembled to by second bearing in another support plate.
6. dynamic torque measuring system according to claim 5, which is characterized in that the bearing assembly includes power transmission frame
The stationary part of frame, the equipment under test is fixed on the power transmission frame, and the first bearing and second bearing are assembled respectively
First end at the both ends of the power transmission frame, and the static torsiometer is fixed on the power transmission frame.
7. dynamic torque measuring system according to claim 5, which is characterized in that the stator department subpackage of the equipment under test
Casing is included, and there is the fixed structure for the first end for installing the static torsiometer on the rear end cap of the casing；The casing
First end one of support plate is installed to by the first bearing, the second end of the casing passes through the second bearing
It is installed to another support plate.
8. dynamic torque measuring system according to claim 5, which is characterized in that the power-equipment is motor, institute
It further includes motor fixing seat to state support component, and the power-equipment is fixed in the motor fixing seat.
9. dynamic torque measuring system according to claim 8, which is characterized in that the rack, support plate, fixed plate with
And motor fixing seat one.
10. the dynamic torque measuring system according to any one of claim 1-9, which is characterized in that the equipment under test
For motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820432011.0U CN207937091U (en) | 2018-03-28 | 2018-03-28 | Dynamic torque measuring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820432011.0U CN207937091U (en) | 2018-03-28 | 2018-03-28 | Dynamic torque measuring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207937091U true CN207937091U (en) | 2018-10-02 |
Family
ID=63656263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820432011.0U Active CN207937091U (en) | 2018-03-28 | 2018-03-28 | Dynamic torque measuring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207937091U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111766004A (en) * | 2020-07-10 | 2020-10-13 | 浙江睿驰同利汽车电子有限公司 | Motor torque measuring device |
| CN111766006A (en) * | 2020-07-10 | 2020-10-13 | 浙江睿驰同利汽车电子有限公司 | Motor torque measuring system |
-
2018
- 2018-03-28 CN CN201820432011.0U patent/CN207937091U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111766004A (en) * | 2020-07-10 | 2020-10-13 | 浙江睿驰同利汽车电子有限公司 | Motor torque measuring device |
| CN111766006A (en) * | 2020-07-10 | 2020-10-13 | 浙江睿驰同利汽车电子有限公司 | Motor torque measuring system |
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