CN110006342A - A kind of part positioning device and part locating method - Google Patents
A kind of part positioning device and part locating method Download PDFInfo
- Publication number
- CN110006342A CN110006342A CN201910278853.4A CN201910278853A CN110006342A CN 110006342 A CN110006342 A CN 110006342A CN 201910278853 A CN201910278853 A CN 201910278853A CN 110006342 A CN110006342 A CN 110006342A
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- Prior art keywords
- positioning device
- component
- positioning
- driving mechanism
- movement
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
-
- 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
- G01B5/0025—Measuring of vehicle parts
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Of Position Or Direction (AREA)
Abstract
The present invention proposes that a kind of part positioning device and part locating method, the part positioning device include: pedestal；Multiple guide rails, setting is on the base；Multiple positioning components, it is arranged on the guide rail, the positioning component is moved along the guide rail, the positioning component is for fixing the part, the positioning component includes first movement component, second moving parts, third moving parts, the first movement component includes dowel, first driving mechanism, first driving mechanism drives the dowel to move along vertical direction, second moving assembly drives the first movement component to move along a first direction, first movement component described in the third moving parts band is moved along second direction, first direction is perpendicular to second direction；Control unit, connects the positioning component, and described control unit controls the positioning component movement.Part positioning device structure proposed by the present invention is simple, easy to use.The present invention also proposes a kind of part locating method.
Description
Technical field
The present invention relates to technical field of automobile detection, in particular to a kind of part positioning device and part positioning side
Method.
Background technique
Part is required to simulate entrucking state in the measurement of automobile product, to reduce and the difference in practical set.In view of
This, although optical measurement flexible or three-dimensional coordinates measurement equipment are used in automobile product measurement, since each is tested zero
Part will correspond to a set of measurement bracket of customization or locating support so that the flexibility of measurement process it is difficult to ensure that.For this purpose, many measurements
The measurement bracket of room occupies very limited measuring chamber space since quantity is too many, or even cannot all be solved using tiered warehouse facility
Certainly storage problem, to bring many problems of management, in order to solve this problem, certain companies use the method to play with building blocks and come
Do flexible measuring bracket, but this mode repeats installation accuracy will receive the influence of user of service, and every time switching time compared with
It is long, it also needs other measuring systems to assist adjusting sometimes, actually uses and inconvenient.And whether traditional measurement bracket,
Or building block system bracket, it is required to be designed exploitation, especially traditional measurement bracket for part, it is also necessary to customized production dress
Match, whole cycle is especially long.
Summary of the invention
In view of the above-mentioned problems of the prior art, the present invention proposes a kind of part positioning device and part locating method, this hair
The part positioning device of bright proposition is simple in construction, easy to disassemble and assemble, easy to maintain.
To achieve the above object and other purposes, the present invention propose a kind of part positioning device, comprising:
Pedestal；
Multiple guide rails, setting is on the base；
Multiple positioning components, are arranged on the guide rail, and the positioning component is moved along the guide rail, the positioning group
For part for fixing the part, the positioning component includes first movement component, the second moving parts, third moving parts, institute
Stating first movement component includes dowel, and the first driving mechanism, the first driving mechanism drive dowel is along vertical
Direction movement, second moving assembly drive the first movement component to move along a first direction, the third moving portion
First movement component described in part band is moved along second direction, and first direction is perpendicular to second direction.
In one embodiment, first driving mechanism includes electric cylinders, and the electric cylinders include servo motor and screw rod, described
Servo motor drives the screw rod movement.
In one embodiment, the dowel is arranged on the screw rod, and the screw rod drives the dowel movement.
In one embodiment, one end of the dowel is provided with locating module, and the other end of the dowel connects institute
State screw rod.
In one embodiment, second moving assembly includes the second driving mechanism and detecting element, the detecting element
Second driving mechanism is connected, second driving mechanism connects the first movement component.
In one embodiment, the third moving assembly includes third driving mechanism and detecting element, the detecting element
The third driving mechanism is connected, the third driving mechanism connects second moving assembly.
In one embodiment, the detecting element includes grating scale.
In one embodiment, the locating module includes electromagnet structure or other specific locating modules.
In one embodiment, the part positioning device further includes fixed cell, and the fixed cell is arranged described zero
On datum hole on part.
In one embodiment, described control unit includes host computer and related Control System.
The present invention also proposes a kind of part locating method, comprising:
Obtain the locating point position on part；
According to the locating point position on the part, the motion profile of positioning component is obtained, and by operator to described
Motion profile is confirmed；
The positioning component is controlled to move on designated position along the motion profile；
According to the locating point position on the part, the part is arranged on the positioning component, is completed to part
Positioning.
The present invention proposes a kind of part positioning device and part locating method, part positioning device structure proposed by the present invention
Simply, the speed of service is fast, and stability is high, and precision is high, has good versatility, and the later period is easy to maintain.It is proposed by the present invention
Part locating method, it is easy to operate, it is easy to learn.
Detailed description of the invention
A kind of Fig. 1: part positioning device structural schematic diagram that the present embodiment proposes.
A kind of Fig. 2: the structural schematic diagram for the positioning component in part positioning device that the present embodiment proposes.
A kind of Fig. 3: the structural schematic diagram for the positioning component in part positioning device that the present embodiment proposes.
A kind of Fig. 4: the structural schematic diagram for the positioning component in part positioning device that the present embodiment proposes.
A kind of Fig. 5: the structural schematic diagram for part positioning device locating element that the present embodiment proposes
A kind of Fig. 6: part locating method flow chart that the present embodiment proposes.
Symbol description
10 part positioning device, 124 locating module
100 pedestal, 125 second moving assembly
110 guide rail, 126 third moving assembly
120 positioning component, 130 control unit
121 first driving mechanism, 140 fixed cell
122 column, 150 part
123 dowel S1-S4 steps
Specific embodiment
Illustrate embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this specification
Other advantages and efficacy of the present invention can be easily understood for disclosed content.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints and application, without departing from
Various modifications or alterations are carried out under spirit of the invention.
Please refer to Fig. 1-5, it should be noted that only the invention is illustrated in a schematic way for diagram provided in the present embodiment
Basic conception, only shown in schema then with related component in the present invention rather than component count, shape when according to actual implementation
Shape and size are drawn, when actual implementation kenel, quantity and the ratio of each component can arbitrarily change for one kind, and its component cloth
Office's kenel may also be increasingly complex.
Fig. 1-4 is please referred to, the present embodiment proposes a kind of part positioning device 10, comprising: pedestal 100；Multiple guide rails 110,
Multiple positioning components 120, control unit 130.
Referring to Fig. 1, in the present embodiment, the part positioning device 10 includes a pedestal 100, the pedestal 100 is used
In supporting the guide rail 110 and the positioning component 120, multiple bolt hole (not shown) are provided on the pedestal 100,
For the screw hole for fixing the guide rail 110, the pedestal 100 may be designed to various shape, in the present embodiment, the pedestal
100 is for example, rectangular, circle or other shapes, and in the present embodiment, the pedestal 100 may be, for example, marble, the present embodiment
In, the pedestal 100 is the marble of high flatness, ensure that the stability of the part positioning device 10, while marble
There is no secular distortion, be not influenced by temperature, therefore marmorean stability is much higher than traditional metab structure.
Referring to Fig. 1, in the present embodiment, the part positioning device 10 includes multiple guide rails 110, the multiple guide rail
110 are arranged in parallel on the pedestal 100, and the guide rail 100 is fixed on the pedestal by the bolt hole on the pedestal 100
On 100, the guide rail 100 is bolted on the pedestal 100, and the guide rail 110 is flexibly connected the positioning component
120, the positioning component 120 is moved along the guide rail 110.
Referring to Fig. 2, in the present embodiment, the part positioning device 100 includes multiple positioning components 120, institute
It states multiple positioning components to be arranged on the guide rail 110, the positioning component 120 is moved along the guide rail 110, the positioning
Component 120 includes first movement component, the second moving assembly, third moving assembly.In the present embodiment, the first movement group
Part includes the first driving mechanism 121, and column 122, dowel 123, locating module 124, first driving structure 121, which is arranged, to exist
One end of the column 122, first driving mechanism 121 are bolted on one end of the column 122, the column
122 other end connects the dowel 123, and one end of the dowel 123 is arranged in the locating module 124, described fixed
Position module 124 is far from the column 122.
Referring to Fig. 2, in the present embodiment, first driving mechanism 121 is, for example, standard electric cylinders, the standard electric cylinders
Including servo motor and screw rod, the servo motor connects the screw rod, and the servo motor drives the screw rod rotation, at this
In embodiment, the screw rod is arranged in the column 122, and one end of the column 122 is arranged in the servo motor, described
Servo motor is bolted on one end of the column 122, and the screw rod is arranged in the column 122, the servo
Motor connects the screw rod, and the servo motor drives the screw rod movement, screw rod lifting described in the Serve Motor Control, institute
Stating servo motor drives the screw rod movement to move in vertical direction (Z-direction), to drive the dowel 123 and positioning mould
Block 124 moves in the vertical direction.In the present embodiment, the servo motor realizes precision controlling by closed loop, due to described
Dowel 123 and locating module 124 have certain weight, to influence the precision of vertical direction, thus can pass through computer
Compensation is to improve precision.In other embodiments, the screw rod can be connected by motor, the lifting of screw rod described in motor control,
Using the screw rod transmission mode of small lead.
Referring to Fig. 2, in the present embodiment, the dowel 123 is located on the column 122, and the dowel 123 can
In the column 122, the screw rod drives the dowel 123 to move, and the dowel 123 can be in vertical side as a result,
It moves up.
Referring to Fig. 2, in the present embodiment, the locating module 124 is located at one end of the dowel 123, described fixed
Position module 124 is for adsorbing retaining element, and in the present embodiment, the locating module 124 is, for example, electromagnet structure, at other
In embodiment, the locating module 124 can also formulate corresponding locating module according to part requirements.
Referring to Fig. 3, in the present embodiment, the part positioning device 10 includes second moving assembly 125, institute
It states first movement component to be arranged on second moving assembly 125, the first movement component is bolted on described
On second moving assembly 125, second moving assembly 125 drives the first movement component in a first direction in (Y-direction)
Movement, that is, the dowel on the first movement component moves along a first direction, and in the present embodiment, described second is mobile
Component 125 includes the second driving mechanism, and detecting element (does not embody) in figure, and the detecting element is arranged in second driving machine
On structure, in the present embodiment, second driving mechanism is, for example, linear motor, and the linear motor needs not move through intermediate turn
It changes planes structure and directly generates linear motion, simplify the structure of part positioning device, movement inertia can be reduced, improve dynamic and ring
Answer performance and positioning accuracy.In the present embodiment, the linear motor includes lathe bed, rectilinear orbit, platform, the rectilinear orbit
It is arranged on the lathe bed, the platform is arranged on the rectilinear orbit, and the platform is flexibly connected with the rectilinear orbit,
The platform is moved along the rectilinear orbit, and in the present embodiment, the first movement component is fixed on the platform, institute
First movement component is stated to be bolted on the platform.In the present embodiment, the detecting element is, for example, grating scale,
The grating scale is arranged on the lathe bed, and the grating scale is located at the platform side, and the grating scale is described for measuring
The displacement of platform improves accuracy.In the present embodiment, the direct current that the linear motor exports the amplifier of control system
Stream signal is changed into linear motion of the mover armature winding relative to stator permanent magnet, and the mover armature winding with linear motor
With moving together, the square wave that grating scale generates is believed for the indication grating of the grating scale to combine as a whole and the permanent magnet of velocity sensor
Number input position sub-circuit, sub-circuit are finely divided the position of the mover armature winding linear motion of linear motor, and
Will treated position data input control system, the velocity voltage signal input system of the induction coil output of velocity sensor
A/D conversion circuit forms speed, position double-closed-loop control, realizes linear motor high-precision.In the present embodiment, pass through straight line
Motor movement drives the dowel to move in (Y-direction) in a first direction.
Referring to Fig. 4, in the present embodiment, the part positioning device 10 includes a third moving assembly 126, described the
Two moving assemblies 125 vertically connect the third moving assembly 126, and second moving assembly 125 is bolted on institute
It states on the platform on third moving assembly 126, the third moving assembly 126 drives second moving assembly 125 first
Side moves upwards, that is, and the third moving assembly 126 drives the first movement component to move in second direction (X-direction),
That is, moving in a straight line on the dowel along second direction, in the present embodiment, the second direction is perpendicular to described first
Direction.In the present embodiment, the structure of the third moving assembly 126 is identical with the structure of second moving assembly, this reality
Example is applied not to be illustrated.
Fig. 1-4 is please referred to, in the present embodiment, the part positioning device 10 further includes a control unit 130, the control
Unit processed connects the positioning component, and controls the positioning component, and in the present embodiment, described control unit 130 is, for example,
Computer operating system, the Computer-Controlled Operating System for example by variable-frequency motor, variable-frequency governor, encoder control panel,
The compositions such as encoder, control host, the Computer-Controlled Operating System connect the first movement component, the second mobile group
Part, third moving assembly are realized the movement of each section of the positioning component by the program interface on control host accurate
Control.Because realizing position control accuracy, the present embodiment uses AC servo, is overcome by the closed-loop control of position
Its inertia, to realize position precision.In the present embodiment, automatically controlled scheme can be for example, by using variable-frequency motor+variable-frequency governor+volume
Code device+encoder control panel+computer controls position closed loop to realize.
Fig. 1-4 is please referred to, in the present embodiment, the positioning component 120 is arranged on the guide rail, the positioning component
120 are flexibly connected with the guide rail 110, and the positioning component 120 is moved along the guide rail 110, in the present embodiment, described
Second moving assembly 125 of positioning component 120 is connect with the guide rail 110, the second driving machine of second moving assembly 125
Structure is connect with the guide rail 110, and second moving assembly 125 is flexibly connected with the guide rail 110, second moving assembly
125 move along the guide rail 110, i.e., the described positioning component 125 is moved along the guide rail 110.
Referring to Fig. 5, in the present embodiment, the part positioning device 10 further includes a fixed cell 140, the fixation
Unit 140 is arranged on the part 150, and the fixed cell 140 is inserted into the datum hole of the part 150, to fix
State part 150.In the present embodiment, the fixed cell 140 is, for example, other fixed cells such as bolt or bolt.
Referring to Fig. 6, the present embodiment proposes a kind of part locating method, comprising:
S1: the locating point position on part is obtained；
S2: according to the locating point position on the part, the motion profile of positioning component is obtained, and by operator to institute
Motion profile is stated to be confirmed；
S3: it controls the positioning component and is moved on designated position along the motion profile；
S4: according to the locating point position on the part, the part is arranged on the positioning component, is completed to zero
The positioning of part.
In S1, the locating point position on the part is obtained first, if part is to be positioned for the first time, is needed institute
The locating point position stated on part imports in control system, if the part is not to be positioned for the first time, can carry out step
S2。
In S2, after the control system knows the locating point position of the part, the control system is to the positioning
The motion profile of component is planned, is confirmed by motion profile of the operator to the positioning component.
In S3, after the motion profile confirmation of the component of the positioning, the control system will be automatically to the positioning group
Each device of part is checked, if each device is shown normally, control system, will be described by the motor program code of generating device
Positioning component moves on designated position along the motion profile, if the display of each device is abnormal, will call the police by operator
Member is checked.
In S4, after the positioning component moves to manufacture position, locating module is placed on the positioning by operator
On component, then according to the locating point position of the part, the part is placed on the locating module, and will be fixed single
Member is inserted into the datum hole of the part, completes the positioning to part, the fixed cell is, for example, bolt.
In conclusion the present invention proposes that a kind of part positioning device and part locating method, part proposed by the present invention are fixed
Position device uses Electronic control, and movement velocity is fast, and stability is good；By the closed-loop control of servo motor, grating scale feedback is improved
The precision of part positioning device；Part positioning device structure proposed by the present invention is simple, easy to maintain, has general well
Property.Part locating method proposed by the present invention uses PC control, and simple and convenient, the work for reducing staff is strong
Degree.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle, those skilled in the art
Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from the inventive concept, it is carried out by above-mentioned technical characteristic or its equivalent feature
Any combination and the other technical solutions formed, such as features described above have similar function with (but being not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Except for the technical features described in the specification, remaining technical characteristic is the known technology of those skilled in the art, is prominent
Innovative characteristics of the invention out, details are not described herein for remaining technical characteristic.
Claims (10)
1. a kind of part positioning device characterized by comprising
Pedestal；
Multiple guide rails, setting is on the base；
Multiple positioning components, are arranged on the guide rail, and the positioning component is moved along the guide rail, and the positioning component is used
In the fixation part, the positioning component includes first movement component, the second moving parts, third moving parts, and described
One moving parts includes dowel, and the first driving mechanism, the first driving mechanism drive dowel is along vertical direction
Movement, second moving assembly drive the first movement component to move along a first direction, the third moving parts band
The first movement component is moved along second direction, and first direction is perpendicular to second direction；
Control unit, connects the positioning component, and described control unit controls the positioning component movement.
2. part positioning device according to claim 1, it is characterised in that: first driving mechanism includes electric cylinders, institute
Stating electric cylinders includes servo motor and screw rod, and the servo motor drives the screw rod movement.
3. part positioning device according to claim 1, it is characterised in that: the dowel is arranged on the screw rod,
The screw rod drives the dowel movement.
4. part positioning device according to claim 3, it is characterised in that: one end of the dowel connects positioning mould
The other end of block, the dowel connects the screw rod.
5. part positioning device according to claim 4, it is characterised in that: the locating module include electromagnet structure or
Other specific locating modules.
6. part positioning device according to claim 1, it is characterised in that: second moving assembly includes the second driving
Mechanism and detecting element, the detecting element connect second driving mechanism, the second driving mechanism connection described first
Moving assembly.
7. part positioning device according to claim 1, it is characterised in that: the third moving assembly includes third driving
Mechanism and detecting element, the detecting element connect the third driving mechanism, the third driving mechanism connection described second
Moving assembly.
8. part positioning device according to claim 6 or 7, it is characterised in that: the detecting element includes grating scale.
9. part positioning device according to claim 1, it is characterised in that: the part positioning device further includes fixed single
Member, the fixed cell are arranged on the datum hole on the part.
10. a kind of part locating method characterized by comprising
Obtain the locating point position on part；
According to the locating point position on the part, the motion profile of positioning component is obtained, and by operator to the movement
Track is confirmed；
The positioning component is controlled to move on designated position along the motion profile；
According to the locating point position on the part, the part is arranged on the positioning component, part is determined in completion
Position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910278853.4A CN110006342A (en) | 2019-04-09 | 2019-04-09 | A kind of part positioning device and part locating method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910278853.4A CN110006342A (en) | 2019-04-09 | 2019-04-09 | A kind of part positioning device and part locating method |
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| Publication Number | Publication Date |
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| CN110006342A true CN110006342A (en) | 2019-07-12 |
Family
ID=67170399
Family Applications (1)
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| CN201910278853.4A Pending CN110006342A (en) | 2019-04-09 | 2019-04-09 | A kind of part positioning device and part locating method |
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| JP2005095969A (en) * | 2003-09-26 | 2005-04-14 | Nissan Motor Co Ltd | Apparatus and method for gripping workpiece |
| CN102092019A (en) * | 2011-03-07 | 2011-06-15 | 河海大学常州校区 | Flexible multipoint tool set for positioning and supporting thin-walled curved surface parts |
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Application publication date: 20190712 |