CN109238103A - Motor bearings clearance test platform - Google Patents
Motor bearings clearance test platform Download PDFInfo
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- CN109238103A CN109238103A CN201811339935.7A CN201811339935A CN109238103A CN 109238103 A CN109238103 A CN 109238103A CN 201811339935 A CN201811339935 A CN 201811339935A CN 109238103 A CN109238103 A CN 109238103A
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- 238000012360 testing method Methods 0.000 title claims abstract description 57
- 238000005259 measurement Methods 0.000 claims abstract description 20
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 20
- 210000000078 claw Anatomy 0.000 claims description 29
- 230000007246 mechanism Effects 0.000 claims description 27
- 230000033228 biological regulation Effects 0.000 claims description 14
- 238000009826 distribution Methods 0.000 claims description 12
- 238000010586 diagram Methods 0.000 description 14
- 238000013461 design Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000000691 measurement method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
- G01B5/146—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures measuring play on bearings
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The present invention provides a kind of motor bearings clearance test platforms, for realizing the measurement in motor bearings gap, comprising: the support system for the main part of motor to be fixed, the support system includes pedestal, in being provided with mounting base on the pedestal, the fixed adjustable clamping support arm assembly of aid is carried out for the main part to motor in being provided in the mounting base；The measuring system of bearing clearance measurement is carried out for the output shaft to motor, the measuring system includes for covering the axis being attached on the output shaft of motor from lock set, connect with the axis from lock set, can apply the gearshift of active force to the output shaft of motor from lock set by the axis.The present invention makes the structurally reasonable of platform through the above technical solution, easy to use, and most importantly motor bearings clearance measurement precision is higher, and data acquisition is more accurate.
Description
Technical field
The present invention relates to motor performance technical field of measuring equipment, more specifically, in particular between a kind of motor bearings
Gap test platform.
Background technique
Motor bearings gap refers to that motor bearings after motor integrally assembles, motor is fixed, motor output shaft is then made
It is square with the axis to power with it is parallel to power under the action of move radially or axially when amount of movement.According to motor in test process
The moving direction of output shaft can be divided into radial clearance and axial gap.Motor operating, the size in motor bearings gap is to motor shaft
The performances such as rolling fatigue life, temperature rise, noise, the vibration held have a significant impact.
Currently, radially, axially gap measuring method operation is as follows for motor bearings: motor is mounted on to the bracket of test
On, then the shaft axle sleeve of test is pressed on to using screw the shaft end of motor output shaft, withstand shaft axis using amesdial
Set, is provided suitable parallel force (thrust and pulling force) with dynamometer, and the difference of amesdial reading is the axial gap of motor.Electricity
Machine radial clearance measurement method is similar to axial gap test, difference be dynamometer to power be vertical force.
In above-mentioned the motor bearings radially, axially measurement method in gap, shaft axle sleeve is installed using screw
Fixed, installation fixing is poor, and position precision is lower when installation, is easy to cause the decline of measurement accuracy in this way.In addition, test
Numerical measuring is carried out using multiple instruments in the process, it is cumbersome, complicated.
In conclusion how to solve conventional motors bearing radially, axially measurement accuracy present in gap measuring method compared with
Problem low, measurement is cumbersome, becomes those skilled in the art's urgent problem to be solved.
Summary of the invention
It is an object of the invention to solve low measurement accuracy present in the measurement method of conventional motors bearing clearance, measurement
The problems such as cumbersome.
To achieve the goals above, the invention provides the following technical scheme:
A kind of motor bearings clearance test platform, for realizing the measurement in motor bearings gap comprising: for motor
The support system that is fixed of main part, the support system includes pedestal, in being provided with mounting base on the pedestal,
The fixed adjustable clamping support arm assembly of aid is carried out for the main part to motor in being provided in the mounting base；For right
The output shaft of motor carries out the measuring system of bearing clearance measurement, and the measuring system includes for covering the output for being attached to motor
Axis on axis connect from lock set with the axis from lock set, can be applied by the axis from output shaft of the lock set to motor
The gearshift of active force.
In motor bearings clearance test platform as described above, it is preferable that in being provided with adjusting boss on the pedestal,
In being provided with the adjusting curved surface of circular arc camber shape structure on the adjusting boss, on the adjusting boss relative to the adjusting
Hinge hole is offered on the center location of curved surface, in being provided with articulated shaft in the hinge hole, is arranged on the adjusting curved surface
There is adjusting tooth；It is provided with hinged support arm, the hinged support arm and the hinged axis connection in the mounting base and passes through the hinge
Spindle and the adjusting boss are articulated and connected；In can be rotatably set adjustment axis in the mounting base, in the adjustment axis
It is provided with and the adjusting screw thread for adjusting tooth engagement.
In motor bearings clearance test platform as described above, it is preferable that be vertically arranged with installation in the mounting base
Plate；The adjustable clamping support arm assembly includes the shaft being rotatablely arranged on the mounting plate and clamping supporting arm mechanism；
One end of the shaft outwardly protrudes relative to the lateral surface of the mounting plate, is provided with main regulation turbine, the shaft
The other end outwardly protruded relative to the medial surface of the mounting plate, be provided with linkage adjustment gear；The clamping support arm
Mechanism includes the rotation gear being rotatablely arranged on the mounting plate, and the outer rim of the rotation gear is provided with clamping
Support arm, in being provided with the grip block contacted for the main part with motor, the rotation gear and institute on the clamping support arm
State linkage adjustment gear engagement；The clamping supporting arm mechanism is provided at least two, sets on whole clamping supporting arm mechanisms
The rotation gear ring set is arranged at equal intervals around the linkage adjustment gear.
In motor bearings clearance test platform as described above, it is preferable that the axis from lock set include for covering
The inner sleeve that is attached on the output shaft of motor is sheathed on the housing being slidably matched on the outside of the inner sleeve and with the inner sleeve
Cylinder halts annulus and lock sleeve；The inner sleeve has the self-locking space that the output shaft for motor is inserted into, in the inner sleeve
It is provided with distribution on cylinder, the distribution is set between the inner sleeve and the outer sleeve, is hinged on the inner sleeve
Self-locking claw, one end of the self-locking claw and the distribution are hinged, and the other end of the self-locking claw is located at the self-locking sky
Card-tight part that is interior and being formed with arc-shaped cam formula structure, the distribution have cooperatively formed one group of claw group with the self-locking claw
Part, the jaw components are provided at least two groups, and whole jaw components are on the inner sleeve and around the inner sleeve
The central axes of cylinder are arranged at equal intervals；One end of the inner sleeve is protruding relative to the outer sleeve and is formed with locking neck,
The annulus of halting is set on the locking neck and can offset with the end of the distribution, and the lock sleeve is sheathed on the lock
Cooperate on tight neck and with the locking neck thread.
In motor bearings clearance test platform as described above, it is preferable that the gearshift includes can be relative to
The fixed mechanism body of the adjustable clamping support arm assembly, in having can be rotatably set power shift gear in the mechanism body, with
Power shift gear engagement is combined with shift fork rack gear, and the shift fork rack gear is slidably disposed in the mechanism body, one
It holds protruding and is formed with the connector that can be connect with the axis from lock set, be provided in the outer rim of the power shift gear
For controlling the control-rod of the power shift gear rotation.
In motor bearings clearance test platform as described above, it is preferable that there are two the hinged support arm settings, and two
The hinged arm room is installed between two hinged support arms every setting, the adjusting boss；In the bottom of the mounting base
There are two bearing block, the adjustment axis is set in the mounting base by the bearing block for face setting；In the adjustment axis
One end is provided with the first adjusting handle.
In motor bearings clearance test platform as described above, it is preferable that there are three the clamping supporting arm mechanism settings；
In setting on the same clamping support arm, there are two the grip blocks, and the grip block with the main part of motor for connecting
The face of touching is arcwall face；It is connect with the main regulation turbo-power, in being provided on the mounting plate for driving the homophony
Save the driving assembly of turbine rotation.
In motor bearings clearance test platform as described above, it is preferable that the driving component includes and the master
The adjusting worm screw for adjusting turbine engagement is provided with Vidacare corp or the second adjusting handle in described one end for adjusting worm screw.
In motor bearings clearance test platform as described above, it is preferable that be provided in the lateral surface of the inner sleeve
Wing plate is slided, the outer sleeve, which is set on the inner sleeve, to be slidably matched by the sliding wing plate with the inner sleeve, institute
It states to be formed between the medial surface of outer sleeve and the lateral surface of the inner sleeve by the setting sliding wing plate and be pushed away for described
Sell movable avoiding space.
In motor bearings clearance test platform as described above, it is preferable that in offering the first spiral shell on the outer sleeve
Pit, in being provided with the first lock-screw in first threaded hole；In being provided with the second threaded hole on the lock sleeve, in institute
It states and is provided with the second lock-screw in the second threaded hole.
The embodiment of the present invention has as follows by said structure design, motor bearings clearance test platform provided by the invention
Practical advantage: can to the motor of different model (structure size) carry out quick-clamping fix, mounting base can on pedestal basis
Need to be adjusted flexibly the elevation angle of test motor, to be applicable in different test requests, axis can quickly be covered from lock set is attached to motor
Output shaft on, and can satisfy the use of different size motor output shafts, amesdial gauge outfit contacts when machine shaft is tested
The end face (axial gap) of axle sleeve and periphery (radial clearance) are quickly fixed, and the use of gearshift enables to the output of motor
Axis active force applies the flexibility of operation, and active force strength is more preferably grasped, more intuitively.The present invention is as a set of measurement
The main part of test motor can be fixed in equipment, then carried out using axis from output shaft of the lock set to motor
Self-locking, the application for output shaft active force later and the acquisition of measurement data all pass through axis and realize from lock set, the present invention
Structurally reasonable, easy to use, most importantly motor bearings clearance measurement precision is higher, and data acquisition is more accurate.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and of the invention shows
Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.Wherein:
Fig. 1 is the structural schematic diagram of motor bearings clearance test platform in one embodiment of the invention；
Fig. 2 is the left side view of motor bearings clearance test platform in one embodiment of the invention；
Fig. 3 is the right side view of motor bearings clearance test platform in one embodiment of the invention；
Fig. 4 is the top view of motor bearings clearance test platform in one embodiment of the invention；
Fig. 5 be Fig. 1 in along the sectional view of A-A；
Fig. 6 is the partial sectional view in Fig. 2 along B-B；
Fig. 7 is the structural schematic diagram of adjustable clamping support arm assembly in one embodiment of the invention；
Fig. 8 is the local perspective view of adjustable clamping support arm assembly in one embodiment of the invention；
Fig. 9 is that adjustable clamping support arm assembly converts the structural schematic diagram after angle in one embodiment of the invention；
Figure 10 is the main view of adjustable clamping support arm assembly in one embodiment of the invention；
Figure 11 is the structural schematic diagram of motor bearings clearance test platform in a state of use in one embodiment of the invention；
Figure 12 is that motor bearings clearance test platform converts the knot after angle in a state of use in one embodiment of the invention
Structure schematic diagram；
Figure 13 be one embodiment of the invention in motor bearings clearance test platform in a state of use axis from lock set and electricity
Structural schematic diagram after the separation of machine output shaft；
Figure 14 is the partial structural diagram of Figure 13；
Figure 15 is the partial structural diagram of motor bearings clearance test platform in one embodiment of the invention；
Figure 16 is that Figure 15 converts the structural schematic diagram after angle；
Figure 17 is the partial structural diagram of motor bearings clearance test platform in one embodiment of the invention；
Figure 18 is that Figure 17 converts the structural schematic diagram after angle；
Figure 19 is the partial structural diagram of motor bearings clearance test platform in one embodiment of the invention；
Figure 20 is the partial structural diagram of motor bearings clearance test platform in one embodiment of the invention；
Figure 21 is structural schematic diagram of one embodiment of the invention axis from lock set；
Figure 22 is main view of one embodiment of the invention axis from lock set；
Description of symbols:
Pedestal 1, mounting base 2, adjust boss 3, articulated shaft 4, adjusting tooth 5, hinged support arm 6,
Adjustment axis 7, adjust screw thread 8, mounting plate 9, main regulation turbine 10, linkage adjustment gear 11,
Rotate gear 12, clamping support arm 13, grip block 14, inner sleeve 15, outer sleeve 16,
Halt annulus 17, lock sleeve 18, promote 19, self-locking claw 20, locking neck 21,
Mechanism body 22, power shift gear 23, shift fork rack gear 24, connector 25, control-rod 26,
Bearing block 27, driving assembly 29, adjusts worm screw 30, sliding wing plate 31 at first adjusting handle 28.
Specific embodiment
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.The explanation of each example through the invention
Mode, which provides, to be not intended to limit the present invention.In fact, those skilled in the art will be clear that, the scope of the present invention or essence are not being departed from
In the case where mind, it can modify in the present invention and modification.For example, being illustrated or described as the spy of a part of one embodiment
Sign can be used for another embodiment, to generate another embodiment.Thus, it may be desirable to which the present invention includes to be included into appended power
Such modifications and variations in the range of benefit requirement and its equivalent.
In the description of the present invention, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the present invention rather than require the present invention that must be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.Term used in the present invention " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected,
It may be a detachable connection；It can be directly connected, can also be indirectly connected by intermediate member, for the common of this field
For technical staff, the concrete meaning of above-mentioned term can be understood as the case may be.
Fig. 1 is please referred to Figure 22.
The present invention provides a kind of motor bearings clearance test platforms, for realizing the measurement in motor bearings gap.At this
In invention, which includes that following system is constituted:
1, the support system being fixed for the main part to motor
Support system includes pedestal 1, in being provided with mounting base 2 on pedestal 1, is provided in mounting base 2 for electricity
The main part of machine carries out the fixed adjustable clamping support arm assembly of aid.
The main body of pedestal 1 is one flat plate, the upper side of plate is provided with mounting base 2, mounting base 2 is fixed at bottom
The middle part of seat 1.It can be fixedly connected by welding manner between mounting base 2 and pedestal 1, mounting base can also be realized by bolt
2 fixed installation on pedestal 1.
The specific structure of mounting base 2 are as follows: it include the platform of a slab construction, it is hinged in being provided on the bottom surface of platform
Support arm 6, there are two the hinged settings of support arm 6, and two hinged support arms 6 are configured, to guarantee mounting base according to the width of mounting base 2
2 can just snap fitted on two hinged support arms 6.Platform (mounting base 2) is logical after being snapped fitted in mounting base 2 by hinged support arm 6
It crosses and the articulated connection that articulated shaft 4 realizes hinged support arm 6 (mounting base 2) and mounting base 2 is set in mounting base 2.
Mounting plate 9 is vertically arranged on the platform of mounting base 2 and close to one side edge, and mounting plate 9 and platform can be with
Using integral structure, that is, the sheet metal of a rectangular configuration is set by being bent to form mounting base 2.Mounting plate 9 and platform
It can also adopt a split structure, be achieved a fixed connection between mounting plate 9 and platform by welding manner.
When testing at the scene bearing clearance, if platform is not able to rotate adjustment pitch angle, for certain places
It is inconvenient to will result in test, it may be necessary to which staff's use compares the posture felt bad and goes to detect, and is not only easy in this way
The increase for causing detection operation difficulty, causes test result unstable, also will affect detection efficiency.
To solve the above-mentioned problems, the invention proposes following optimization designs:
The specific structure of pedestal 1 are as follows: adjust boss 3 in being provided on pedestal 1, be provided with circular arc song on boss 3 in adjusting
The adjusting curved surface of face structure offers hinge hole on the center location on boss 3 relative to adjusting curved surface in adjusting, in hinged
It is provided with articulated shaft 4 in hole, is provided with adjusting tooth 5 on curved surface in adjusting.Based on the said structure design of pedestal 1, the present invention exists
It can be rotatably set adjustment axis 7 in mounting base 2, in being provided with the adjusting screw thread 8 engaged with adjusting tooth 5 in adjustment axis 7, passed through
Rotation (positive or reversed) adjustment axis 7 realizes the adjusting of the position (angle) on adjusting boss 3 of mounting base 2.
Adjustment axis 7 is set in mounting base 2, its object is to can adjust to mounting base 2 relative to the angle of pedestal 1
Section, the specific mounting means of adjustment axis 7 are as follows: in the setting of the bottom surface of mounting base 2 there are two bearing block 27, adjustment axis 7 passes through axis
It holds seat 27 to be set in mounting base 2, one end of adjustment axis 7 is provided with the first adjusting handle 28.Adjustment axis 7 is halted using axial
Mode be mounted on bearing block 27, can guarantee that adjustment axis 7 can only rotate on bearing block 27 in this way.In adjustment axis 7
First adjusting handle 28 is set, convenient for controlling the rotation of adjustment axis 7.
The specific structure of adjustable clamping support arm assembly are as follows: including the shaft being rotatablely arranged on mounting plate 9 and folder
Hold 13 mechanism of support arm, wherein one end of shaft outwardly protrudes relative to the lateral surface of mounting plate 9, is provided with main regulation whirlpool
Wheel 10, the other end of shaft outwardly protrude relative to the medial surface of mounting plate 9, are provided with linkage adjustment gear 11.Clamping
13 mechanism of support arm includes the rotation gear 12 being rotatablely arranged on mounting plate 9, is provided in the outer rim of rotation gear 12
Support arm 13 is clamped, in being provided with the grip block 14 contacted for the main part with motor on clamping support arm 13, rotates gear 12
It is engaged with linkage adjustment gear 11；Clamping 13 mechanism of support arm is provided at least two, is arranged in whole 13 mechanisms of clamping support arm
Rotation gear 12 around linkage adjustment gear 11 be arranged at equal intervals.
Motor adjusts the rotation of worm screw 30 to drive main regulation turbine 10 to rotate, to drive linkage adjusting tooth by driving
Then 11 rotation of wheel drives three rotation gears 12 engaging with linkage adjustment gear 11, being circumferentially distributed to rotate respectively, and three
A rotation gear 12 rotates drive clamping support arm 13 simultaneously and rotates, and three clamping support arms 13 synchronize same rotation direction respectively with corresponding rotation
The center of rotating disk 12 is rotation center rotation so that the combined circumference outer diameters amplification constituted of three clamping support arms 13 or
Person reduces.
Again because clamping support arm 13 on be hinged with grip block 14, thus reach by rotate adjust reach to different sizes into
Row quickly clamps.
Worm gear mechanism has self-locking performance, is able to maintain remains clamping to the motor of test when the rotation is stopped
State.
Specifically, there are three the settings of clamping 13 mechanism of support arm, clamping 13 mechanism of support arm, which is arranged three, to guarantee this
Inventive structure farthest improves clamping 13 mechanism of support arm to the fixed stability of motor aid and can under the premise of simplifying
By property.
Specifically, in setting on the same clamping support arm 13, there are two grip blocks 14, by the way that two 14 energy of grip block are arranged
Enough guarantee that a clamping support arm 13 is firm and smoothly pushes down the output shaft of motor.
Specifically, the face that grip block 14 is used to be in contact with the main part of motor is arcwall face, can using arcwall face
Increase the contact area between the lateral surface of the main part of grip block 14 and motor, 14 pairs of electricity of grip block can not only be improved
The stability of machine clamping, additionally it is possible to lower grip block 14 to the nip stress on motor surface, avoid grip block 14 to motor surface
It causes to damage.
The present invention is provided on mounting plate 9 to be connected by power with main regulation turbine 10 for driving main regulation turbine 10 to rotate
Driving assembly 29, pass through driving assembly 29 realize main regulation turbine 10 rotation driving.
Specifically, driving assembly 29 includes the adjusting worm screw 30 engaged with main regulation turbine 10, in adjusting worm screw 30
One end is provided with Vidacare corp or the second adjusting handle, and the second adjusting handle is arranged on adjusting worm screw 30, passes through rotation
Second adjusting handle controls the rotation of main regulation turbine 10, so that the clamping dynamics of clamping support arm 13 be adjusted.
2, the measuring system of bearing clearance measurement is carried out for the output shaft to motor
Measuring system includes for covering the axis being attached on the output shaft of motor from lock set, connect with axis from lock set,
The gearshift of active force can be applied to the output shaft of motor from lock set by axis.
Specific structure of the axis from lock set are as follows: axis from lock set include for covering the inner sleeve on the output shaft for being attached to motor
Cylinder 15, halts annulus 17 and lock sleeve 18 at the outer sleeve 16 for being sheathed on 15 outside of inner sleeve and being slidably matched with inner sleeve 15.
Wherein, inner sleeve 15 has the self-locking space that the output shaft for motor is inserted into, and pushes away in being provided on inner sleeve 15
Pin 19 is promoted 19 and is set between inner sleeve 15 and outer sleeve 16.Specifically, the lateral surface of inner sleeve 15 is provided with sliding closure
Plate 31, outer sleeve 16, which is set on inner sleeve 15, to be slidably matched by sliding wing plate 31 with inner sleeve 15, the inside of outer sleeve 16
It is formed with by setting sliding wing plate 31 for promoting 19 movable avoiding spaces between face and the lateral surface of inner sleeve 15.
In being hinged with self-locking claw 20 on inner sleeve 15, one end of self-locking claw 20 and distribution 19 are hinged, self-locking claws 20
The other end be located in self-locking space and be formed with the card-tight part of arc-shaped cam formula structure, promote 19 and cooperate shape with self-locking claw 20
Cheng Youyi group jaw components, jaw components are provided at least two groups, and whole jaw components are on inner sleeve 15 and around inner sleeve
The central axes of cylinder 15 are arranged at equal intervals；One end of inner sleeve 15 is protruding relative to outer sleeve 16 and is formed with locking neck 21,
Halt annulus 17 be set in locking neck 21 on and can with promote 19 end offset, lock sleeve 18 be sheathed on locking neck 21 on and with
Locking neck 21 is threadedly engaged.
It promotes 19 to connect with the medial surface of outer sleeve 16, and several are promoted 19 and circumferentially uniformly divide inside outer sleeve 16
Cloth is promoted on 19 along the axial direction of outer sleeve 16 apart from certain intervals hingedly there are two self-locking claw 20, and self-locking claw 20 is adopted
It is designed with capitate cam structure.
Self-locking claw 20 is articulated connection form on inner sleeve 15, and rotation center is in 15 through slot of inner sleeve (by sliding
Dynamic wing plate 31 is constituted) in, the overall profile of self-locking claw 20 is capitate and direction central side is arc-shaped edges.
Also, selected by material, self-locking claw 20 can also carry out micro flexible deformation.
Rotation lock it is fixed 18 when, locking neck 21 moved axially relative to lock sleeve 18, halt the one side of annulus 17
It offsets with lock sleeve 18, the another side for halting annulus offsets with the distribution 19 being arranged in outer sleeve 16, and this makes it possible to realize
It promotes 19 displacement relative to inner sleeve 15 and drives self-locking claw when promoting 19 and inner sleeve 15 occurs axially opposing mobile
20 are eccentrically rotated, and the arc-shaped edges of self-locking claw 20 are clamped axis.Motor shaft generallys use round Structural Design of Shaft, table
Face is arc surface structure, after the limited times structure design of designer, in the self-locking claw 20 of use to motor shaft installation folder
When tight, incomplete contact between the contact surface and motor shaft that self-locking claw 20 has, here it is the arc-shaped edges of self-locking claw 20 to exist
The holding dead point having when to axis clamping.
When self-locking claw 20 deflects so that the dead-centre position of arc-shaped edges is clamped on axis, self-locking claw 20 is in the same of clamping
When can keep stable state.
Self-locking claw 20 is designed using capitate cam structure, and rotary motion is to be eccentrically rotated, the outer rim of self-locking claw 20
Central axis distance apart from inner sleeve 15 can become larger or become smaller with the rotation of self-locking claw 20, so as to different rulers
Very little motor output shaft is clamped.
The specific structure of gearshift are as follows: gearshift includes mechanism that can be fixed relative to adjustable clamping support arm assembly
Main body 22 engages with power shift gear 23 in can be rotatably set power shift gear 23 in mechanism body 22 and is combined with shift fork rack gear
24, shift fork rack gear 24 is slidably disposed in mechanism body 22, one end is protruding and be formed with can be self-locking group with axis
The connector 25 of part connection is provided with the control-rod 26 for controlling the rotation of power shift gear 23 in the outer rim of power shift gear 23.
In one particular embodiment of the present invention, the present invention is provided with the annular edge of a wing on the lateral surface of outer sleeve 16,
Connector 25 has card slot identical with annular edge of a wing thickness, and such shift fork rack gear 24 can be using card by connector 25
The mode card of dress is set on the annular edge of a wing to realize being fixedly connected between outer sleeve 16 (axis from lock set).
In order to further increase the firm degree that axis is arranged on the output shaft of motor from lock set, the present invention is in outer sleeve
The first threaded hole is offered on 16, in being provided with the first lock-screw in the first threaded hole；Second is provided on lock sleeve 18
Threaded hole, in being provided with the second lock-screw in the second threaded hole.After by axis from the output shaft that lock set is installed to motor,
First lock-screw is installed in the first threaded hole, end can offset with inner sleeve 15, to carry out to inner sleeve 15
It is fixed.Second lock-screw is installed on the second threaded hole on lock sleeve 18, end can offset with locking neck, in this way
It can guarantee that inner sleeve 15 and outer sleeve 16 are relatively fixed, and fixation is more firm, to realize axis from lock set in motor
Self-locking firm degree on output shaft.
Motor bearings clearance measurement platform provided by the invention is that a set of clamping is quick, rationally, and motor output shaft end
Axle sleeve tests the more flexible operation of applied force, strength is more preferably grasped, the more intuitive test equipment of test result.
In the present invention, the test platform include the mounting base 2 of adjustable elevation angle, three-pawl type is adjustable clamping support arm assembly,
Gearshift of the fixed axis of motor output shaft from lock set and with F type shift fork rack gear 24, mounting base 2 are fixed at bottom
On seat 1, tested motor is fixed on the adjustable clamping support arm assembly of three-pawl type, and motor output shaft is connected to axis from lock set,
Axis is connect from lock set with gearshift.Mounting base 2 is adjustable in 1 vertical angle of pedestal, and adjustable clamping support arm assembly can be pressed from both sides quickly
Fill various sizes of motor, axis can quickly fix various sizes of motor output shaft from lock set, gearshift can it is vertical or
Axis is fixed on from lock set in parallel, and can accurately apply forward and reverse controllable force.
By said structure design, motor bearings clearance test platform provided by the invention has following practical advantage: can
It carries out quick-clamping to the motor of different model (structure size) to fix, mounting base 2 can flexibly be adjusted as needed on pedestal 1
The elevation angle of whole test motor, to be applicable in different test requests, axis can quickly cover on the output shaft for being attached to motor from lock set,
And it can satisfy the use of different size motor output shafts, the end face of amesdial gauge outfit contact axle sleeve when machine shaft is tested
(axial gap) and periphery (radial clearance) is quickly fixed, and the use of gearshift enables to the output shaft active force of motor to apply
The flexibility of add operation, active force strength are more preferably grasped, more intuitively.The present invention is as a set of measuring device, energy
Enough main parts to test motor are fixed, then self-locking from output shaft progress of the lock set to motor using axis, later
The acquisition of application and measurement data for output shaft active force all passes through axis and realizes that structure of the invention is reasonable from lock set,
Easy to use, most importantly motor bearings clearance measurement precision is higher, and data acquisition is more accurate.
The above is only a preferred embodiment of the present invention, is not intended to restrict the invention, and comes for those skilled in the art
It says, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any modification, equivalent
Replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of motor bearings clearance test platform, for realizing the measurement in motor bearings gap characterized by comprising
For the support system that the main part to motor is fixed, the support system includes pedestal (1), in the bottom
Be provided with mounting base (2) on seat, in be provided in the mounting base for the main part to motor carry out aid it is fixed can
Adjust clamping support arm assembly；
The measuring system of bearing clearance measurement is carried out for the output shaft to motor, the measuring system includes to be attached to for covering
Axis on the output shaft of motor connect with the axis from lock set from lock set, can by the axis from lock set to motor
The gearshift of output shaft application active force.
2. motor bearings clearance test platform according to claim 1, which is characterized in that
Boss (3) are adjusted in being provided on the pedestal, in the adjusting for being provided with circular arc camber shape structure on the adjusting boss
Curved surface, in offering hinge hole on the center location on the adjusting boss relative to the adjusting curved surface, in the hinge hole
Articulated shaft (4) are inside provided with, in being provided with adjusting tooth (5) on the adjusting curved surface；
It is provided in the mounting base hinged support arm (6), the hinged support arm is with the hinged axis connection and by described hinged
Axis and the adjusting boss are articulated and connected；
In can be rotatably set adjustment axis (7) in the mounting base, nibbled in being provided in the adjustment axis with the adjusting tooth
The adjusting screw thread (8) of conjunction.
3. motor bearings clearance test platform according to claim 1, which is characterized in that
Mounting plate (9) are vertically arranged in the mounting base；
The adjustable clamping support arm assembly includes the shaft being rotatablely arranged on the mounting plate and clamping supporting arm mechanism；
One end of the shaft outwardly protrudes relative to the lateral surface of the mounting plate, is provided with main regulation turbine (10),
The other end of the shaft outwardly protrudes relative to the medial surface of the mounting plate, is provided with linkage adjustment gear (11)；
The clamping supporting arm mechanism includes the rotation gear (12) being rotatablely arranged on the mounting plate, in the rotation
The outer rim of gear is provided with clamping support arm (13), contacts in being provided on the clamping support arm for the main part with motor
Grip block (14), the rotation gear are engaged with the linkage adjustment gear；
The clamping supporting arm mechanism is provided at least two, the rotation gear being arranged on whole clamping supporting arm mechanisms
It is arranged at equal intervals around the linkage adjustment gear.
4. motor bearings clearance test platform according to claim 1, which is characterized in that
The axis from lock set include for covering the inner sleeve (15) on the output shaft for being attached to motor, being sheathed on the inner sleeve
Outside and the outer sleeve being slidably matched with the inner sleeve (16) halt annulus (17) and lock sleeve (18)；
The inner sleeve has the self-locking space that the output shaft for motor is inserted into, in being provided with distribution on the inner sleeve
(19), the distribution is set between the inner sleeve and the outer sleeve, in being hinged with self-locking claw on the inner sleeve
(20), one end of the self-locking claw and the distribution are hinged, and the other end of the self-locking claw is located in the self-locking space
And it is formed with the card-tight part of arc-shaped cam formula structure, the distribution has cooperatively formed one group of jaw components with the self-locking claw,
The jaw components are provided at least two groups, and whole jaw components are on the inner sleeve and around the inner sleeve
Central axes are arranged at equal intervals；
One end of the inner sleeve is protruding relative to the outer sleeve and is formed with locking neck (21), described to halt annulus set
Loaded on can offset on the locking neck and with the end of the distribution, the lock sleeve be sheathed on the locking neck and with it is described
Lock neck thread cooperation.
5. motor bearings clearance test platform according to claim 1, which is characterized in that
The gearshift includes mechanism body (22) that can be fixed relative to the adjustable clamping support arm assembly, in the machine
It can be rotatably set power shift gear (23) in structure main body, engaged and be combined with shift fork rack gear (24) with the power shift gear, it is described
Shift fork rack gear is slidably disposed in the mechanism body, one end is protruding and be formed with can be self-locking group with the axis
The connector (25) of part connection is provided with the control-rod for controlling the power shift gear rotation in the outer rim of the power shift gear
(26)。
6. motor bearings clearance test platform according to claim 2, which is characterized in that
There are two the hinged support arm settings, and two hinged arm rooms are installed in two institutes every setting, the adjusting boss
It states between hinged support arm；
In the setting of the bottom surface of the mounting base there are two bearing block (27), the adjustment axis is set to described by the bearing block
In mounting base；
One end of the adjustment axis is provided with the first adjusting handle (28).
7. motor bearings clearance test platform according to claim 3, which is characterized in that
There are three the clamping supporting arm mechanism settings；
In setting on the same clamping support arm, there are two the grip blocks, and the grip block is for the main part with motor
The face being in contact is arcwall face；
It is connect with the main regulation turbo-power, in being provided on the mounting plate for driving the main regulation turbine rotation
Driving assembly (29).
8. motor bearings clearance test platform according to claim 7, which is characterized in that
The driving component includes the adjusting worm screw (30) engaged with the main regulation turbine, in described one end for adjusting worm screw
It is provided with Vidacare corp or the second adjusting handle.
9. motor bearings clearance test platform according to claim 4, which is characterized in that
The lateral surface of the inner sleeve is provided with sliding wing plate (31), the outer sleeve, which is set on the inner sleeve, passes through institute
It states sliding wing plate to be slidably matched with the inner sleeve, pass through between the medial surface of the outer sleeve and the lateral surface of the inner sleeve
The sliding wing plate is set and is formed with avoiding space for the sales promotion.
10. motor bearings clearance test platform according to claim 4, which is characterized in that
In offering the first threaded hole on the outer sleeve, in being provided with the first lock-screw in first threaded hole；
In being provided with the second threaded hole on the lock sleeve, in being provided with the second lock-screw in second threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811339935.7A CN109238103B (en) | 2018-11-12 | 2018-11-12 | Motor bearing clearance test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811339935.7A CN109238103B (en) | 2018-11-12 | 2018-11-12 | Motor bearing clearance test platform |
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| Publication Number | Publication Date |
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| CN109238103A true CN109238103A (en) | 2019-01-18 |
| CN109238103B CN109238103B (en) | 2024-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811339935.7A Active CN109238103B (en) | 2018-11-12 | 2018-11-12 | Motor bearing clearance test platform |
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| Country | Link |
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| CN113419171A (en) * | 2021-06-15 | 2021-09-21 | 金华卓远实业有限公司 | Durability testing machine for centrally-mounted motor |
| CN117697672A (en) * | 2024-02-05 | 2024-03-15 | 莱州长和粉末冶金有限公司 | Clamping detection assembly and flatness detection system and method for new energy automobile belt pulley |
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