CN107817186A - A kind of detecting system and detection method of accurate Measurement die abrasion - Google Patents
A kind of detecting system and detection method of accurate Measurement die abrasion Download PDFInfo
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- CN107817186A CN107817186A CN201711244053.8A CN201711244053A CN107817186A CN 107817186 A CN107817186 A CN 107817186A CN 201711244053 A CN201711244053 A CN 201711244053A CN 107817186 A CN107817186 A CN 107817186A
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- bistrique
- telecontrol equipment
- accurate measurement
- abrasion
- lifting
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- 238000005299 abrasion Methods 0.000 title claims abstract description 49
- 238000005259 measurement Methods 0.000 title claims abstract description 42
- 238000001514 detection method Methods 0.000 title claims abstract description 26
- 238000012360 testing method Methods 0.000 claims abstract description 9
- 230000033001 locomotion Effects 0.000 claims description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 9
- 238000004088 simulation Methods 0.000 claims description 5
- 238000000205 computational method Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000010355 oscillation Effects 0.000 claims description 3
- 208000035874 Excoriation Diseases 0.000 claims 11
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 244000137852 Petrea volubilis Species 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/56—Investigating resistance to wear or abrasion
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention provides a kind of detecting system of accurate Measurement die abrasion, including detection platform and the test section being suspended from the detection platform, the test section includes bistrique Y-direction telecontrol equipment, bistrique X to telecontrol equipment and bistrique The lifting and lowering Z-direction device, the bistrique The lifting and lowering Z-direction device is connected with the bistrique X to telecontrol equipment, the bistrique X is connected to telecontrol equipment with the bistrique Y-direction telecontrol equipment, the bistrique The lifting and lowering Z-direction device is connected with bistrique clamping device, and the bistrique The lifting and lowering Z-direction device is provided with grating scale.Present invention also offers a kind of detection method of accurate Measurement die abrasion.The beneficial effects of the invention are as follows：The abrasion of full working scope track can be realized, improves the degree of accuracy of detection.
Description
Technical field
The present invention relates to detecting system, more particularly to a kind of detecting system and detection method of accurate Measurement die abrasion.
Background technology
The wear problem of mould is one of the problem of punching production is all the time faced.Wanted as automobile becomes more meticulous to produce
More and more higher is sought, the use of high-strength steel increasingly increases, and is difficult to find abrasion condition in time in forming part batch production, and once
The abrasion beyond permissible value occurs, consequence is extremely serious, and wear extent inconvenience measurement during online production, therefore quantifies mould
Wear extent and punching stroke relation it is extremely necessary.But completely Making mold is expensive and operation is not easy, therefore, may be selected
The bistrique that mold materials of the same race are fabricated to carries out equivalent abrasion detection, not only simple to operate but also tool confidence level.
Tool technique 2011 year No4 of volume 45 have published a kind of pin disk composite material small sample abrasion simple experimental device, should
Device provides normal pressure by counterweight, pin sample is pressed in the sand paper disc surfaces of constant speed rotation, by certain friction row
Sample wear extent is determined after journey, under the same conditions, multi-group data is surveyed and averages.Other document (new face contacts of Chao Shang Yi nationality
The development of formula sliding frictional wear testing machine) also there is similar device, but the abrasion of full working scope track can not be realized, detection
The degree of accuracy is relatively low.
The content of the invention
In order to solve the problems of the prior art, the invention provides a kind of detecting system of accurate Measurement die abrasion with
Detection method.
The invention provides a kind of detecting system of accurate Measurement die abrasion, including detection platform and it is suspended from the detection
Test section on platform, the test section includes bistrique Y-direction telecontrol equipment, bistrique X fills to telecontrol equipment and the lifting of bistrique Z-direction
Put, the bistrique The lifting and lowering Z-direction device is connected with the bistrique X to telecontrol equipment, and the bistrique X is to telecontrol equipment and the bistrique
Y-direction telecontrol equipment connects, and the bistrique The lifting and lowering Z-direction device is connected with bistrique clamping device, set in the bistrique The lifting and lowering Z-direction device
There is grating scale.
As a further improvement on the present invention, the detection platform is provided with absolute reference steel platform.
As a further improvement on the present invention, it is connected with pressure between the bistrique The lifting and lowering Z-direction device, bistrique clamping device
Sensor.
As a further improvement on the present invention, the bistrique Y-direction telecontrol equipment is connected with load-bearing guide rail.
As a further improvement on the present invention, bistrique is installed on the bistrique clamping device.
Present invention also offers a kind of detection method of accurate Measurement die abrasion, ground based on described accurate Measurement die
The detecting system of damage, is followed the steps below：
The first step：Cephalomotor absolute reference zone is ground in setting, and each on-line measurement is required to return to absolute reference zone measurement point
Apply survey measurements after specified normal pressure, be designated as Ln；
Second step：Optical grating calibration, i.e., bistrique is moved into calibration point first, the grating scale reading under rated pressure is zero
Point, remember L0；
3rd step：Measuring system initializes, i.e., bistrique is moved into work starting point by calibration point, after applying specified normal pressure,
Internal system database is reset, each servomotor is in holding state；
4th step：Bistrique The lifting and lowering Z-direction device and bistrique Y-direction telecontrol equipment, bistrique X coordinate to telecontrol equipment, pass through bistrique Z
The uniformity of normal pressure can be realized to lowering or hoisting gear, is coordinated by bistrique Y-direction telecontrol equipment, bistrique X to telecontrol equipment, X is at the uniform velocity
It is diagonal motion that forward and reverse Y is at the uniform velocity just at the uniform velocity forward and reverse, and it is sinusoidal motion that X simple harmonic oscillations Y is at the uniform velocity forward and reverse, and X is at the uniform velocity just
Reverse Y interruptions feeding is S type curvilinear motions, and X sine Y cosine is circular motion, and X given function Y given functions can mould
Intend arbitrary trajectory motion, the fricting movement in full extent of space under the specified normal pressure of bistrique can be achieved；
5th step：When measuring the wear extent of bistrique, bistrique is moved at absolute reference point, measured as benchmark,
Ensure the uniformity of measurement position.
As a further improvement on the present invention, the computational methods of wear extent are：Grating scale after n times wear Simulation terminates is read
Number Ln-L0Total wear extent as after n-th abrasion, Ln-Ln-1The as wear extent of n-th abrasion.
As a further improvement on the present invention, in the overall process of abrasion, bistrique The lifting and lowering Z-direction device is according to pressure sensor
The force signal of feedback constantly feeds or bounced back, it is ensured that maintained is in rated value up-down error allowed band.
The beneficial effects of the invention are as follows：Pass through such scheme, it is possible to achieve the abrasion of full working scope track, improve the standard of detection
Exactness.
Brief description of the drawings
Fig. 1 is a kind of stereogram of the detecting system of accurate Measurement die abrasion of the present invention.
Fig. 2 is a kind of profile of the detecting system of accurate Measurement die abrasion of the present invention.
Fig. 3 is bistrique trajectory diagram.
Fig. 4 is bistrique trajectory diagram.
Fig. 5 is bistrique trajectory diagram.
Embodiment
The invention will be further described for explanation and embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, 2, a kind of detecting system of accurate Measurement die abrasion, including detection platform and it is suspended from the detection
Test section on platform, the test section includes bistrique Y-direction telecontrol equipment 7, bistrique X fills to telecontrol equipment 6 and the lifting of bistrique Z-direction
Put 5, the bistrique The lifting and lowering Z-direction device 5 is connected with the bistrique X to telecontrol equipment 6, the bistrique X to telecontrol equipment 6 with it is described
Bistrique Y-direction telecontrol equipment 7 connects, and the bistrique The lifting and lowering Z-direction device 5 is connected with bistrique clamping device 3, the bistrique Z-direction lifting
Device 5 is provided with grating scale 8.
The detection platform clamps to clamp and wearing steel platform 2 and abrasion steel platform 2 is provided with absolute reference steel platform
4。
Pressure sensor 9 is connected between the bistrique The lifting and lowering Z-direction device 5, bistrique clamping device 3.
The bistrique Y-direction telecontrol equipment 7 is connected with load-bearing guide rail 1.
Bistrique is installed on the bistrique clamping device 3.
Present invention also offers a kind of detection method of accurate Measurement die abrasion, ground based on described accurate Measurement die
The detecting system of damage, is followed the steps below：
The first step：Cephalomotor absolute reference zone is ground in setting, and each on-line measurement is required to return to absolute reference zone measurement point
Apply survey measurements after specified normal pressure, be designated as Ln；
Second step：Optical grating calibration, i.e., bistrique is moved into calibration point first, the grating scale reading under rated pressure is zero
Point, remember L0；
3rd step：Measuring system initializes, i.e., bistrique is moved into work starting point by calibration point, after applying specified normal pressure,
Internal system database is reset, each servomotor is in holding state；
4th step：Bistrique The lifting and lowering Z-direction device 5 and bistrique Y-direction telecontrol equipment 7, bistrique X coordinate to telecontrol equipment 3, pass through mill
Head The lifting and lowering Z-direction device 5 can realize the uniformity of normal pressure, be coordinated by bistrique Y-direction telecontrol equipment 7, bistrique X to telecontrol equipment 6,
It is diagonal motion that the at the uniform velocity forward and reverse Y of X are at the uniform velocity just at the uniform velocity forward and reverse, and it is sinusoidal motion that X simple harmonic oscillations Y is at the uniform velocity forward and reverse, and X is even
The forward and reverse Y interruptions feeding of speed is S type curvilinear motions, and X sine Y cosine is circular motion, and X given function Y given functions are
Arbitrary trajectory motion can be simulated, the fricting movement in full extent of space under the specified normal pressure of bistrique can be achieved；
5th step：When measuring the wear extent of bistrique, bistrique is moved at absolute reference point, measured as benchmark,
Ensure the uniformity of measurement position.
The computational methods of wear extent are：N times wear Simulation terminate after grating scale reading Ln-L0As after n-th abrasion
Total wear extent, Ln-Ln-1The as wear extent of n-th abrasion.
In the overall process of abrasion, force signal that bistrique The lifting and lowering Z-direction device 5 is fed back according to pressure sensor 9 constantly enters
Give or bounce back, it is ensured that maintained is in rated value up-down error allowed band.
As shown in Figure 1 and Figure 2, abrasion device for accurately measuring in described bistrique full working scope track in the process of running, is completed just
After beginning staking-out work, cooperated from bistrique Y-direction telecontrol equipment 7, bistrique X to telecontrol equipment 6 and bistrique The lifting and lowering Z-direction device 5, it is first
The friction starting point that first bistrique is moved on steel plate, contact and disengaging of the bistrique with steel plate are completed by bistrique The lifting and lowering Z-direction device 5：
Contact refers to control the normal pressure between bistrique and steel plate in 300N ± 5N so that bistrique is fully rubbed with steel plate and fricting strip
Part approximation is constant；Disengaging refers to since normal pressure is changed into 0, be lifted up 10mm.X, Y-direction motion cooperates, and can be achieved to appoint
The friction for space tracking arbitrary speed of anticipating, so as to simulate the abrasion condition of mould under complex working condition.Whole implementation process are such as
Under：Bistrique is moved into starting point, the position that bistrique is depressed into downwards by bistrique The lifting and lowering Z-direction device 5 with the normal pressure of steel plate is 300N ± 5N
Put, now bistrique Y-direction telecontrol equipment 7, bistrique X are worn to telecontrol equipment 6 with the simulation operating mode track set, herein mistake
Cheng Zhong, the signal that bistrique The lifting and lowering Z-direction device 5 is fed back according to pressure sensor 9 is fed or retraction, ensures the accurate of normal pressure
Property, after the completion of a subslot, bistrique is now moved into tool changing space, operating personnel change steel plate, repeat initial prepare, initially
Staking-out work and above-mentioned Work condition analogue process, work, which stops operating mode, two kinds：Friction total kilometres stop when reaching requirement, now will
Bistrique moves to absolute reference steel steel platform 4 and specifies mark point, and loading normal pressure reaches 300N ± 5N, records reading now, remembers
For Ln, Ln-L0It can be used as the exact value of bistrique wear extent；Bistrique wear extent stops when reaching requirement, record friction total kilometres,
The measurement of wear extent is as it was noted above, the calculating of friction total kilometres is calculated log and the output of servomotor by program.Such as
This, you can realize the accurate measurement to the abrasion of full working scope track.
In the overall process of abrasion, force signal that bistrique The lifting and lowering Z-direction device 5 is fed back according to pressure sensor 9 constantly enters
Give or bounce back, it is ensured that maintained is in rated value up-down error allowed band.The realization (helix) of 360 degree of abrasions is as follows
It is described, by adjustment time, angle coefficient can setting speed and spacing size, its running orbit is as shown in figure 3, from center
Point starts, and is threadingly advanced, and such bistrique is achievable 360 degree abrasion, and what this method can ensure abrasion is always new plate
Material：S=20*t, Φ=60+t*360*5, X=s*cos Φ, Y=s*sin Φ, track are as shown in Figure 3.
In the overall process of abrasion, force signal that bistrique The lifting and lowering Z-direction device 5 is fed back according to pressure sensor 9 constantly enters
Give or bounce back, it is ensured that maintained is in rated value up-down error allowed band.The same lateral wearing of bistrique (for example walk a series of
Parallel lines) realization it is as described below, by adjustment time coefficient can setting speed and spacing size：
T ∈ [0,1] * [2,3] * [4,5] * [6,7] * [8,9] ..., X=100*t, Y=1,2,3,4,5,6,7 ..., Z-direction dimension
Hold normal pressure；
T ∈ [0,1] * [2,3] * [4,5] * [6,7] * [8,9] ..., X=-100*t, Y=1*t, Z=10；Track such as Fig. 4
It is shown.
In the overall process of abrasion, force signal that bistrique The lifting and lowering Z-direction device 5 is fed back according to pressure sensor 9 constantly enters
Give or bounce back, it is ensured that maintained is in rated value up-down error allowed band.The reality of stretch bending formation abrasion (for example walking L-type)
It is now as described below, by adjustment time coefficient can setting speed and spacing size：
T ∈ [0,1] * [4,5] * [8,9] * [12,13] * [16,17] ..., X=100*t, Y=1,3,5,7,9 ..., Z-direction dimension
Hold normal pressure；
T ∈ [1,2] * [5,6] * [9,10] * [13,14] * [17,18] ..., X=0, Y=1*t, Z-direction maintain normal pressure；
T ∈ [2,3] * [6,7] * [10,11] * [14,15] * [18,19] ..., X=-100*t, Y=2,4,6,8,10 ..., Z
To maintenance normal pressure；
T ∈ [3,4] * [7,8] * [11,12] * [15,16] * [19,20] ..., X=200, Y=1*t, Z-direction maintain malleation
Power, track are as shown in Figure 5.
The detecting system and detection method of a kind of accurate Measurement die abrasion provided by the invention, bistrique X is to telecontrol equipment 6
The positive counter-movement of X-direction can be carried out；Bistrique Y-direction telecontrol equipment 7 can carry out the positive counter-movement of Y-direction, pacify in bistrique clamping device 3
Fill pressure sensor 9, it is ensured that lower pressure, bistrique are arranged above the abrasion workspace for the steel plate that is worn, and absolute reference zone is set
Near friction starting point.Bistrique The lifting and lowering Z-direction device 5 and bistrique X coordinate to telecontrol equipment 6, bistrique Y-direction telecontrol equipment 7, realize mill
Fricting movement under specified normal pressure in full extent of space, so as to which the simulation of full working scope full track mark can be realized.Each wear extent
During on-line measurement, bistrique is moved at absolute reference point and carried out, and ensures the uniformity of measurement standard, so as to ensure that measurement result
For accurate bistrique wear extent, there is the advantages of reliable and stable.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to is assert
The specific implementation of the present invention is confined to these explanations.For general technical staff of the technical field of the invention,
On the premise of not departing from present inventive concept, some simple deduction or replace can also be made, should all be considered as belonging to the present invention's
Protection domain.
Claims (8)
- A kind of 1. detecting system of accurate Measurement die abrasion, it is characterised in that：Put down including detection platform with the detection is suspended from Test section on platform, the test section include bistrique Y-direction telecontrol equipment, bistrique X to telecontrol equipment and bistrique The lifting and lowering Z-direction device, The bistrique The lifting and lowering Z-direction device is connected with the bistrique X to telecontrol equipment, and the bistrique X is to telecontrol equipment and the bistrique Y-direction Telecontrol equipment connects, and the bistrique The lifting and lowering Z-direction device is connected with bistrique clamping device, and the bistrique The lifting and lowering Z-direction device is provided with Grating scale.
- 2. the detecting system of accurate Measurement die abrasion according to claim 1, it is characterised in that：Set in the detection platform There is absolute reference steel platform.
- 3. the detecting system of accurate Measurement die abrasion according to claim 2, it is characterised in that：The bistrique Z-direction lifting Pressure sensor is connected between device, bistrique clamping device.
- 4. the detecting system of accurate Measurement die abrasion according to claim 3, it is characterised in that：The bistrique Y-direction motion Device is connected with load-bearing guide rail.
- 5. the detecting system of accurate Measurement die abrasion according to claim 4, it is characterised in that：The bistrique clamping device On bistrique is installed.
- 6. a kind of detection method of accurate Measurement die abrasion, it is characterised in that based on accurate measurement as claimed in claim 5 The detecting system of die wear, is followed the steps below：The first step：Cephalomotor absolute reference zone is ground in setting, and each on-line measurement is required to return to absolute reference zone measurement point and applied Survey measurements after specified normal pressure, is designated as Ln；Second step：Optical grating calibration, i.e., bistrique being moved into calibration point first, the grating scale reading under rated pressure is zero point, Remember L0；3rd step：Measuring system initializes, i.e., bistrique is moved into work starting point by calibration point, after applying specified normal pressure, will be Internal database of uniting is reset, and each servomotor is in holding state；4th step：Bistrique The lifting and lowering Z-direction device and bistrique Y-direction telecontrol equipment, bistrique X coordinate to telecontrol equipment, pass through bistrique Z-direction liter Falling unit can realize the uniformity of normal pressure, be coordinated by bistrique Y-direction telecontrol equipment, bistrique X to telecontrol equipment, X is at the uniform velocity positive and negative To the at the uniform velocity just at the uniform velocity forward and reverse as diagonal motions of Y, the at the uniform velocity forward and reverse as sinusoidal motions of X simple harmonic oscillations Y, the at the uniform velocity forward and reverse Y of X Interruption feeding is S type curvilinear motions, and X sine Y cosine is circular motion, and X given function Y given functions can simulate arbitrarily Track is moved, and the fricting movement in full extent of space under the specified normal pressure of bistrique can be achieved；5th step：When measuring the wear extent of bistrique, bistrique is moved at absolute reference point, measured as benchmark, it is ensured that The uniformity of measurement position.
- 7. the detection method of accurate Measurement die abrasion according to claim 6, it is characterised in that：The computational methods of wear extent For：N times wear Simulation terminate after grating scale reading Ln-L0Total wear extent as after n-th abrasion, Ln-Ln-1As N The wear extent of secondary abrasion.
- 8. the detection method of accurate Measurement die abrasion according to claim 6, it is characterised in that：In the overall process of abrasion In, force signal that bistrique Z feeds back to lowering or hoisting gear according to pressure sensor constantly feeds or bounced back, it is ensured that maintained In rated value up-down error allowed band.
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| CN201711244053.8A CN107817186A (en) | 2017-11-30 | 2017-11-30 | A kind of detecting system and detection method of accurate Measurement die abrasion |
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| CN108693060A (en) * | 2018-04-12 | 2018-10-23 | 郑州磨料磨具磨削研究所有限公司 | A kind of Medical abrasive wheel piece mill stroke method for testing performance and detection device |
| CN110346232A (en) * | 2019-07-18 | 2019-10-18 | 佛山市高明金石建材有限公司 | A kind of damage detection device and detection method |
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| CN110346232A (en) * | 2019-07-18 | 2019-10-18 | 佛山市高明金石建材有限公司 | A kind of damage detection device and detection method |
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Application publication date: 20180320 |