A kind of motor stand test clamping device
Technical field
The utility model is related to motor in electric automobile detection technique field, more particularly to a kind of motor stand test clamping
Device.
Background technology
As new energy research and development technology is improved constantly, recoverable amount of the current electric automobile in market also constantly rises, and drives
Motor is as the core component of electric automobile, and the quality of its performance determines the quality of vehicle performance, to motor progress platform
Frame testing inspection is an important means for detecting motor performance.And the installment state of motor, dynamometer machine and motor it is same
The authenticity and motor performance of the factors on test data such as axle degree, cooling condition all have a great impact.Due to used for electric vehicle
Motor stand test requires that rotating speed is higher, requires higher to frock axiality.Behaviour is installed in the centering of existing motor stand test
Work is by manually on the table using laser alignment instrument little by little mobile motor stand step by step, beginning during movement
Centering is carried out by laser alignment instrument eventually, until motor shaft can be connected with dynamometer machine.But this mode is when expending very long
Between, detection efficiency is relatively low.
In summary, how to solve motor stand test centering and install time-consuming longer, the problem of less efficient, become this
Art personnel's urgent problem to be solved.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of motor stand test clamping device, same to ensure
While axle degree meets test requirements document, accelerate centering installation rate, improve detection efficiency.
To reach above-mentioned purpose, the utility model provides following technical scheme:
A kind of motor stand test clamping device, including:
For the tool base plate being fixed on workbench, first straight line guide is provided with the tool base plate, it is described
The guide direction of first straight line guide is parallel with the shaft axis of dynamometer machine;
It is provided with and is oriented to the first straight line on motor mounting rack for supporting fixed motor, the motor mounting rack
Part is oriented to the second straight line guide coordinated;
The driving-shaft assembly on the motor mounting rack is installed on, one end of the driving-shaft assembly is used for and the motor
Output shaft connection, the other end be used for be connected with the rotating shaft of dynamometer machine;
Securing bracket for positioning the motor mounting rack and the tool base plate.
It is preferred that, in above-mentioned motor stand test clamping device, in addition to ball screw framework, the ball wire
Thick stick mechanism includes:
Screw block in the tool base plate;
Axially position is rotationally connected with the ball-screw on the screw block, one end of the ball-screw and the motor
Mounting bracket threads of lead screw is connected;
It is connected to the jack roll of the ball-screw other end.
It is preferred that, in above-mentioned motor stand test clamping device, the first straight line guide is guide rail, described
Second straight line guide is chute;Or the first straight line guide is guide groove, the second straight line guide is slide rail.
It is preferred that, in above-mentioned motor stand test clamping device, the motor mounting rack includes:
Motor working base for supporting the fixed motor, the second straight line guide is arranged at the motor frock
Seat;
The motor mounting plate being fixed on vertically on the motor working base, the driving-shaft assembly is installed on the motor peace
Fill on plate.
It is preferred that, in above-mentioned motor stand test clamping device, the driving-shaft assembly includes:
The axle sleeve being fixed on the motor mounting rack;
By motor tooling shaft of the bearing turning set in the axle sleeve, one end of the motor tooling shaft is used for and institute
The output shaft connection of motor is stated, the other end is used for and the rotating shaft of the dynamometer machine is connected.
It is preferred that, in above-mentioned motor stand test clamping device, the driving-shaft assembly also includes elastic shaft coupling
Device, the first half portion of the yielding coupling is connected with the motor tooling shaft, and the second half portion of the yielding coupling is used for
Rotating shaft with the dynamometer machine is connected.
It is preferred that, in above-mentioned motor stand test clamping device, the securing bracket is to be fixed on the motor
The distance between the bending plate at the edge of mounting bracket, the bottom plate of the bending plate and described workbench are at least 1mm.
It is preferred that, in above-mentioned motor stand test clamping device, the quantity of the first straight line guide is at least
For two.
It is preferred that, in above-mentioned motor stand test clamping device, the quantity of the securing bracket is two, and point
The both sides of the moving direction of the motor mounting rack are not arranged at.
It is preferred that, in above-mentioned motor stand test clamping device, it is provided with the first straight line guide many
The equal anchor point in individual interval.
Compared with prior art, the beneficial effects of the utility model are:
In the motor stand test clamping device that the utility model is provided, tool base plate is fixed on the table, frock
First straight line guide is provided with bottom plate, motor mounting rack is slidably disposed in work by second straight line guide thereon
Fill on bottom plate, driving-shaft assembly is arranged on motor mounting rack, one end of driving-shaft assembly is with being supported and fixed on motor mounting rack
On motor output shaft connection, the other end is used to be connected with the rotating shaft of dynamometer machine, and securing bracket is for motor mounting rack to be positioned
In tool base plate.During work, tool base plate is fixed on workbench, makes the guide direction and measurement of power of first straight line guide
The rotor shaft direction of machine is parallel, is matched somebody with somebody on working plate by the guiding between first straight line guide and second straight line guide
Close, move linearly motor mounting rack, because motor support is fixed on motor mounting rack, and driving-shaft assembly is pacified installed in motor
Shelve, therefore, motor and driving-shaft assembly move linearly with motor mounting rack, until the other end of driving-shaft assembly is moved
Move to the rotating shaft of dynamometer machine, driving-shaft assembly is connected with dynamometer machine rotating shaft, complete centering and install.With existing in work
Making platform, little by little progressively centering mobile motor is compared, and it is quick right to be realized by first straight line guide and second straight line guide
Middle installation operation, improves detection efficiency.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing of offer.
A kind of structural representation for motor stand test clamping device that Fig. 1 provides for the utility model embodiment;
A kind of knot of the driving-shaft assembly for motor stand test clamping device that Fig. 2 provides for the utility model embodiment
Structure schematic diagram.
Wherein, 1 it is jack roll, 2 be screw block, 3 be tool base plate, 4 be first straight line guide, 5 is ball-screw, 6
For motor working base, 7 be motor mounting plate, 8 be driving-shaft assembly, 801 be axle sleeve, 802 be bearing, 803 be motor tooling shaft,
804 it is bearing (ball) cover, 9 be yielding coupling, 901 be the first half portion, 902 be the second half portion, 10 dynamometer machines, 11 is connection method
It is blue, 12 be securing bracket, 13 be second straight line guide, 14 be workbench.
Embodiment
Core of the present utility model there is provided a kind of motor stand test clamping device, ensure that axiality satisfaction
While test requirements document, centering installation rate is accelerated, detection efficiency is improved.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Fig. 1 is refer to, the utility model embodiment provides a kind of motor stand test clamping device, hereinafter referred to as filled
Clamp device, it includes tool base plate 3, motor mounting rack, driving-shaft assembly 8 and securing bracket 12;Wherein, tool base plate 3 is used for
It is fixed on workbench 14, tool base plate 3 is platy structure, can be secured by bolts on workbench 14, workbench 14 is general
For flat board pedestal, first straight line guide 4, and the guide direction and measurement of power of first straight line guide 4 are provided with tool base plate 3
The shaft axis of machine 10 are parallel;Motor mounting rack is used to support to be provided with fixed motor, motor mounting rack to lead with first straight line
The second straight line guide 13 coordinated is oriented to part 4, is matched somebody with somebody by the guiding of second straight line guide 13 and first straight line guide 4
Conjunction makes motor mounting rack be moved linearly in tool base plate 3;Driving-shaft assembly 8 is installed on motor mounting rack, driving-shaft assembly 8
One end be used to be connected with the output shaft of motor, the other end with the rotating shaft of dynamometer machine 10 for being connected, so that by motor and measurement of power
Machine 10 is connected;Securing bracket 12 is used to motor mounting rack being positioned at tool base plate 3.
The course of work and operation principle of above-mentioned clamping device be:Whole clamping device is fixed on by tool base plate 3
On workbench 14, make the guide direction of first straight line guide 4 and the rotating shaft of dynamometer machine 10 axially in parallel, motor is installed and fixed
On motor mounting rack, and the output shaft of motor is connected with one end of driving-shaft assembly 8, and driving-shaft assembly 8 is pacified installed in motor
Shelve, adjusted axiality to≤0.1mm using laser alignment instrument, it is afterwards, straight by first straight line guide 4 and second
The cooperation of line guide 13, makes motor mounting rack be moved linearly in tool base plate 3, it is ensured that axiality is all the time in claimed range
It is interior, while can be by linear guide Rapid moving motor mounting bracket, so that move linearly motor and driving-shaft assembly 8, directly
To driving-shaft assembly 8 the other end close to dynamometer machine 10 rotating shaft, by adpting flange 11 by driving-shaft assembly 8 and dynamometer machine 10
Rotating shaft connection, by securing bracket 12 by now motor mounting rack positioning be fixed in tool base plate 3, complete centering peace
Dress, can carry out electric machines test.It can be seen that, the clamping device in the application, being capable of Rapid moving motor after starting to complete in
To dynamometer machine 10, complete centering and install, little by little progressively compared with centering mobile motor, centering peace is accelerated with of the prior art
Speed is filled, detection efficiency is improved.
As shown in figure 1, in order to further improve centering installation accuracy, artificial manipulation strength is reduced, and in the present embodiment, dress
Clamp device also includes ball screw framework, and ball screw framework includes screw block 2, ball-screw 5, jack roll 1;Wherein, leading screw
Seat 2 is arranged in tool base plate 3, and the axially position of ball-screw 5 is rotationally connected with screw block 2, one end and the electricity of ball-screw 5
Machine mounting bracket threads of lead screw is connected, and specifically, feed screw nut, ball-screw 5 and silk is fixedly installed in the bottom of motor mounting rack
Thick stick nut thread is connected;Jack roll 1 is connected to the other end of ball-screw 5, and ball-screw 5 is driven by hand jack roll 1
Rotate, it is laborsaving by ball screw framework mobile motor mounting bracket, and by ball screw framework can accurately control it is mobile away from
From.
As optimization, in the present embodiment, first straight line guide 4 is guide rail, and second straight line guide 13 is chute, i.e.,
Guide rail is set in tool base plate 3, chute is set in motor mounting rack bottom, chute can be fixed on motor mounting rack with split
On, or integrative-structure, chute coordinates with guide rail to be slided;Or first straight line guide 4 is guide groove, second straight line is led
It is slide rail to part 13, i.e., opens up guide groove in tool base plate 3, slide rail, slide rail and guide groove is set in motor mounting rack bottom
It is slidably matched.As long as can realize that motor mounting rack is slided in tool base plate 3.
A kind of specific motor mounting rack is present embodiments provided, it includes motor working base 6 and motor mounting plate 7;Electricity
Machine working base 6 is used to support fixed motor, and second straight line guide 13 is arranged at the bottom of motor working base 6;Motor mounting plate 7
It is fixed on motor working base 6, can be specifically secured by bolts on motor working base 6 vertically;Driving-shaft assembly 8 is installed on electricity
On machine installing plate 7, it is bolted after can specifically being positioned by the seam on motor mounting plate 7 on motor mounting plate 7.When
So, motor mounting rack can also be structure as a whole, as long as the fixation of motor and the installation of driving-shaft assembly 8 can be realized.
As shown in Fig. 2 in the present embodiment, driving-shaft assembly 8 includes axle sleeve 801, bearing 802 and motor tooling shaft 803;
Axle sleeve 801 is fixed on motor mounting rack, is specifically arranged on motor mounting plate 7;Motor tooling shaft 803 passes through 802 turns of bearing
Dynamic to be sheathed in axle sleeve 801, one end of motor tooling shaft 803 and the output shaft of motor are connected, and the other end turns with dynamometer machine 10
Axle is connected.Further, driving-shaft assembly 8 also includes bearing (ball) cover 804, for sealed bearings 802.
In order to improve reliable transmission and the stability of motor and dynamometer machine 10, in the present embodiment, driving-shaft assembly 8 is also
Including yielding coupling 9, the first half portion 901 of yielding coupling 9 is connected with motor tooling shaft 803, and the second of yielding coupling 9
Half portion 902 is used to be connected with the rotating shaft of dynamometer machine 10.When to middle installation, when motor mounting rack be moved to the first half portion 901 with
When the second half portion 902 on dynamometer machine 10 is contacted, the first half portion 901 and the second half portion 902 of yielding coupling 9 are connected to one
Rise, realize the elastic transmission connection of motor and dynamometer machine 10.Certainly, the rotating shaft of the output shaft of motor and dynamometer machine 10 can also be straight
Connect drive connection.
In the present embodiment, the quantity at least two of first straight line guide 4, and parallel arrangement, correspondingly, second is straight
The quantity of line guide 13 is equal with the quantity of first straight line guide 4, to improve the stability of guiding.Certainly, first straight line
Guide 4 can also be one.
In the present embodiment, the quantity of securing bracket 12 is two, and is respectively arranged at the moving direction of motor mounting rack
Both sides.Securing bracket 12 is bending plate structure, and a flanging is overlapped on the both sides of the edge of motor mounting rack, another flanging,
I.e. base is fixed on workbench 14 by foundation bolt, and at least 1mm distances are kept between base and workbench 14, passes through ground
Foot bolt tenses positioning.Certainly, securing bracket 12 can also be female groove structures, can by the both sides of the edge of motor mounting rack and
In the both sides of the edge insertion Baltimore groove of tool base plate 3, positioning is held out against by bolt.
When different electric machine structures need to change motor, the foundation bolt of securing bracket 12 is unclamped, jack roll 1 is rotated backward,
Motor working base 6 and securing bracket 12 are moved towards the side away from dynamometer machine 10, motor, motor mounting plate 7 and transmission is removed
Axle assembly 8, is replaced by after new construction and moves again at dynamometer machine 10, reaches the purpose that quick centring is installed.
In order to improve accuracy of alignment, anchor point is set on first straight line guide 4, anchor point with specific range (such as
300mm) taken a little for interval is uniform, axiality is adjusted using laser alignment instrument, to there is an axiality≤0.1mm.
The embodiment of each in this specification is described by the way of progressive, and what each embodiment was stressed is and other
Between the difference of embodiment, each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can in other embodiments be realized in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.