CN107356468B - A kind of wearability test device and method - Google Patents
A kind of wearability test device and method Download PDFInfo
- Publication number
- CN107356468B CN107356468B CN201710571611.5A CN201710571611A CN107356468B CN 107356468 B CN107356468 B CN 107356468B CN 201710571611 A CN201710571611 A CN 201710571611A CN 107356468 B CN107356468 B CN 107356468B
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- friction plate
- test
- limit hole
- measured
- limiting device
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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
- G01N3/02—Details
-
- 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
Abstract
The present invention provides a kind of wearability test device and method, belongs to wearability test field.The equipment includes limiting device and friction plate；The top of the friction plate is arranged in the limiting device, can be with relative motion with the friction plate；It is characterized in that, offering limit hole on the limiting device；The limit hole and the friction plate cooperate, for making the test specimen to be measured relatively described limit hole and friction plate random motion in the surface of the friction plate and limit hole.By the relative motion and cooperation of the limit hole and the friction plate, make test specimen to be measured in the relatively described limit hole of the friction plate surface and the friction plate random motion, to simulate the actual wear process of test specimen to be measured.
Description
Technical field
The invention belongs to wearability test fields, and in particular to a kind of wearability test device and method.
Background technique
Some products (such as wrist-watch, wears ornament at mobile phone) need and user or other objects in use
CONTACT WITH FRICTION repeatedly occurs for body, and this multiplicating contact may cause product surface abrasion, to influence the beauty of product very
To service performance.Therefore, the wear-resisting property of this kind of product or piece surface is an important quality index, it is necessary to production
The surface abrasion resistance of product or part can be carried out test.
Existing abrasion resistance test method is all to fix test specimen to be measured, is gone to wear test specimen to be measured with measuring head, to survey
Obtain the wear-resisting property of product or part.This method cannot good simulation test specimen to be measured actual wear process so that
It cannot give tester intuitive wear-resisting property feedback.
Summary of the invention
In consideration of it, the present invention is intended to provide a kind of wearability test device and method, to simulate the practical mill of test specimen to be measured
Damage process.
In order to solve the above technical problems, the present invention adopts the following technical scheme:
A kind of wearability test equipment, including limiting device and friction plate；The limiting device is arranged in the friction plate
Top, can be with relative motion with the friction plate；Limit hole is offered on the limiting device；The limit hole rubs with described
Wiping board cooperation, for making test specimen to be measured the relatively described limit hole and described rub in the surface of the friction plate and the limit hole
Wiping board random motion, to simulate the actual wear process of test specimen to be measured.
According to another embodiment, the equipment further includes support plate and power device；The power device with it is described
Limiting device is flexibly connected, for driving the limiting device；The friction plate is detachably arranged in the support plate.
According to another embodiment, the equipment further includes support plate and power device；The power device with it is described
Friction plate is removably flexibly connected, for driving the friction plate；The limiting device is mounted in the support plate.
According to another embodiment, the shape of the limit hole can be the combination of round, polygon or both.
According to another embodiment, the equipment further includes sphere, and the diameter of the sphere is the limit hole depth
1-2 times；The sphere is placed in the limit hole, for test specimen random collision to be measured, to increase test specimen to be measured movement
Randomness.
According to another embodiment, the material of the sphere is marble, metal or high molecular material.
According to another embodiment, the equipment further includes counter, and the counter is arranged in the support plate,
It is electrically connected with inductor, the number moved back and forth for recording the limiting device or friction plate.
The present invention also provides a kind of abrasion resistance test methods using the wearability test equipment, which is characterized in that packet
Include following steps:
S1, make the test specimen to be measured relatively described limit hole and friction in the surface of the friction plate and the limit hole
Plate random motion；
S2, the number that the limiting device or the friction plate move back and forth is recorded；
S3, the abrasion condition for observing test block surface；
When S4, test block surface first appear abrasion, stop test；
The number of the reciprocating motion is more, and the wear-resisting property on test block surface is better；Conversely, poorer.
According to another embodiment, the friction plate can be according to requiring to be selected and be replaced.Of the invention is beneficial
Effect:
In the present invention, limit hole is offered on limiting device, and is set to the top of friction plate, and limit hole and friction plate can
With relative motion, during the test, limit hole and friction plate cooperate so that surface and limit hole of the test specimen to be measured in friction plate
Interior relative limit hole and friction plate random motion, to simulate the actual wear process of test specimen to be measured, thus intuitive to tester
Wear-resisting property feedback.
Further, the friction plate in the present invention can be according to requiring to be selected and be replaced, to simulate actual wear process
The frictional behaviour of middle friction member, is used cooperatively with limiting device, can more really simulate test specimen to be measured in real life
Actual wear process.
Detailed description of the invention
Fig. 1 is the overall structure figure of wearability test device in the embodiment of the present invention.
Fig. 2 is the internal structure chart of wearability test device in the embodiment of the present invention.
Specific embodiment
It elaborates below to embodiments of the present invention.It is emphasized that following the description is only exemplary,
The range and its application being not intended to be limiting of the invention.
With reference to Fig. 1 and Fig. 2, the wearability test equipment in the present embodiment include power device, friction plate, limiting device,
Controller and support plate 8.
Power device includes motor 2, motor connection lever 13, drive rod 14, cross bar 15, guide rail 10 and sliding block 9.Motor 2 is fixed
It is mounted in support plate 8, is connect with one end of motor connection lever 13, one end activity of the other end and drive rod 14 of motor connection lever 13
Connection, the other end of drive rod 14 are flexibly connected with cross bar 15, and there are two sliding block 9, sliding blocks 9 for the both ends fixed setting of cross bar 15
It is used cooperatively with guide rail 10, guide rail 10 is fixed in support plate 8.
Friction plate 7 is detachably arranged in support plate 8, for abrasion of simulation test part during actual wear
Part wears test specimen to be measured.
Friction plate 7 can be selected and be replaced according to the environment that test specimen to be measured is worn in real life.
In the present embodiment, test specimen to be measured is the Mobile phone mirror head circle of the plated film layer in surface, for the plated film layer of test surfaces
Mobile phone mirror head circle wearability on the table, the surface of friction plate 7, which can choose, has same or similar friction with desktop
The material of performance.
In other embodiments, test specimen to be measured can also be mobile phone, tablet computer, wrist-watch, jewellery, cup etc..
In the present embodiment, limiting device is orifice plate 5, and through-hole 4, as limit hole are offered on orifice plate 5, and orifice plate 5 is arranged
In the top of friction plate 7, it is detachably connected with sliding block 9.Under the action of power device, orifice plate 5 does reciprocal fortune on friction plate 7
It is dynamic.Before testing, test specimen to be measured is placed on to the surface of friction plate 7 by through-hole 4；In test process, test specimen to be measured is in orifice plate
Under 5 drive, in 7 random motion of surface opposing through-bores 4 and friction plate of friction plate 7, to simulate the actual wear of test specimen to be measured
Process.
In other embodiments, limiting device can also be the frame of upper and lower opening.
In other embodiments, limiting device is fixed in support plate 8, and power device drives friction plate 7 is opposite to limit
Position Kong Yundong.During the test, test specimen to be measured relative limit hole and friction plate under the collective effect of friction plate 7 and limit hole
7 movements, can equally simulate the actual wear process of test specimen to be measured.
In the present embodiment, the quantity of through-hole 4 is two；Through-hole 4 it is of different sizes；The shape of through-hole 4 is circle.
In other embodiments, the quantity of through-hole 4 can also be one or more；The size of through-hole 4 can be with identical
Or the existing identical through-hole 4 on same orifice plate 5, also there is different through-holes 4；The shape of through-hole 4 can also for polygon or
The combination of person's circle and polygon.Multiple through-holes 4 are arranged on same orifice plate 5 can measure the resistance to of multiple test specimens to be measured simultaneously
Performance is ground, different size of through-hole 4 is arranged can be selected according to the size of test specimen to be measured, and the scope of application is wider.
In the present embodiment, a marble sphere 6 is also placed in through-hole 4, for test specimen random collision to be measured, with
The randomness for increasing test specimen movement to be measured, to preferably simulate motion profile of the test specimen to be measured during actual wear.
In the present embodiment, the deep equality of the diameter of marble ball and through-hole 4.In other embodiments, marble ball
Diameter can also be twice of depth of through-hole 4.
In other embodiments, the material of sphere 6 can be with metal or high molecular material, and the quantity of sphere 6 can be with
For two or more.
In the present embodiment, controller, including power switch 1, counter 11, tune are additionally provided in wearability test equipment
Fast device 12 and inductor 3.Inductor 3 is detachably arranged in support plate 8, reciprocal during the test for monitoring orifice 5
The number of movement.Counter 11 and inductor 3 are electrically connected, the number moved back and forth during the test for recording orifice plate 5.
Governor 12 and motor 2 are electrically connected, for regulating and controlling the revolving speed of motor 2, to control the frequency of the reciprocating motion of orifice plate 5.
In other embodiments, limiting device is fixed in support plate 8, and power device drives 7 relative limit hole of friction plate
When movement, inductor 3 is for monitoring the number that friction plate 7 moves back and forth during the test.Counter 11 and inductor 3 are electrically
Connection, the number moved back and forth during the test for recording friction plate 7.Governor 12 and motor 2 are electrically connected, for adjusting
The revolving speed of motor 2 is controlled, to control the frequency of the reciprocating motion of friction plate 7.
In the present embodiment, motor 2 drives motor connection lever 13 periodically to rotate, and drives cross bar by drive rod 14
15 and sliding block 9 along guide rail 10 do periodic reciprocating motion, since orifice plate 5 is connect with sliding block 9, so orifice plate 5 is by sliding block 9
Drive moves reciprocatingly, so that through-hole 4 drives test block to do random friction on the surface of friction plate 7.
In other embodiments, sliding block 9 is connect with friction plate 7, and under the driving of power device, friction plate 7 does periodicity
Reciprocating motion so that test specimen to be measured is being rubbed by the frictional force between test specimen to be measured, and the mating reaction with limit hole
Do random friction in the surface of plate 7.
Illustrate wearability test in the present embodiment by taking testing mobile phone lens ring wear-resisting property on the table as an example below
Method.
It selects material similar with desktop frictional behaviour as friction plate 7, and is mounted in the wearability test equipment.
Lens ring is fixed on to the lens ring installation place of corresponding cell phone rear cover；Then fixed above rear cover one piece with mobile phone shape,
Size adaptation, quality are the steel disc of 200g；It will be fixed with the cell phone rear cover of steel disc and lens ring, friction is placed on by through-hole 4
On plate 7.Turn on the power switch 1, adjust governor 12 make orifice plate 5 with certain frequency band index glass head circle done on friction plate 7 with
Machine friction.At regular intervals, suspend orifice plate 5, take out lens ring and observe its abrasion condition, and recording photograph under the microscope,
Then it puts back to and continues to test in test equipment, repeatedly, until the blocky removing of film layer occurs in lens ring rubbing surface, stopping is surveyed
Examination.Read and record the number of the reciprocating motion of orifice plate 5, the as abrasion resistance of lens ring.Abrasion resistance is bigger, shows lens ring
Wear-resisting property it is better；Otherwise it is poorer.
In other embodiments, friction plate 7 drives test specimen to be measured to move, and under the cooperation of limit hole, makes test specimen phase to be measured
To 7 random motion of limit hole and friction plate, to simulate the actual wear process of test specimen to be measured.
In the present embodiment, through-hole 4 is offered on orifice plate 5, and is set to the top of friction plate 7, and through-hole 4 and friction plate 7 can
With relative motion, during the test, through-hole 4 and friction plate 7 cooperate so that surface and through-hole 4 of the test specimen to be measured in friction plate 7
7 random motion of interior opposing through-bores 4 and friction plate, to simulate the actual wear process of test specimen to be measured, thus intuitive to tester
Wear-resisting property feedback.
Further, when using the equipment in the present embodiment come the testing mobile phone lens ring wear-resisting property of desktop relatively,
The surface of friction plate 7 can be according to selection material similar with desktop frictional behaviour be required, to simulate friction during actual wear
The frictional behaviour of part is used cooperatively with orifice plate 5, can more really simulate the actual wear of test specimen to be measured in real life
Process.
The above content is combine it is specific/further detailed description of the invention for preferred embodiment, cannot recognize
Fixed specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs,
Without departing from the inventive concept of the premise, some replacements or modifications can also be made to the embodiment that these have been described,
And these substitutions or variant all shall be regarded as belonging to protection scope of the present invention.
Claims (10)
1. a kind of wearability test equipment, including limiting device and friction plate；The friction plate is arranged in the limiting device
Top, can be with relative motion with the friction plate；It is characterized in that, offering limit hole on the limiting device；The limit
Hole and the friction plate cooperate, for making test specimen to be measured relatively described limit in the surface of the friction plate and the limit hole
Hole and the friction plate random motion, to simulate the actual wear process of the test specimen to be measured；It further include power device, it is described dynamic
Power device includes guide rail and sliding block, and the sliding block can be moved back and forth along the guide rail, the sliding block and the limiting device or
The friction plate connection；It further include sphere, the sphere is placed in the limit hole, for touching at random with the test specimen to be measured
It hits, to increase the randomness of the test specimen movement to be measured.
2. wearability test equipment according to claim 1, which is characterized in that further include support plate, the friction plate can
Disassembly is mounted in the support plate.
3. wearability test equipment according to claim 1, which is characterized in that it further include support plate, the limiting device
It is mounted in the support plate.
4. wearability test equipment according to claim 1, which is characterized in that the shape of the limit hole can be circle
The combination of shape, polygon or both.
5. wearability test equipment according to claim 1, which is characterized in that the diameter of the sphere is the limit hole
1-2 times of depth.
6. wearability test equipment according to claim 1 or 5, which is characterized in that the material of the sphere be marble,
Metal or high molecular material.
7. wearability test equipment according to claim 2 or 3, which is characterized in that it further include counter, the counter
It is arranged in the support plate, is electrically connected with inductor, is moved back and forth for recording the limiting device or the friction plate
Number.
8. a kind of abrasion resistance test method using any wearability test equipment of claim 1-7, which is characterized in that packet
Include following steps:
S1, make test specimen to be measured in the surface of the friction plate and the limit hole the relatively described limit hole and the friction plate with
Machine movement；
S2, the number that the limiting device or the friction plate move back and forth is recorded；
S3, the abrasion condition for observing test block surface；
When S4, test block surface first appear abrasion, stop test.
9. abrasion resistance test method according to claim 8, which is characterized in that the friction plate can be according to requiring to carry out
Selection and replacement.
10. abrasion resistance test method according to claim 8, which is characterized in that the number of the reciprocating motion is more, surveys
The wear-resisting property of surface of test piece is better；Conversely, poorer.
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| CN201710571611.5A CN107356468B (en) | 2017-07-13 | 2017-07-13 | A kind of wearability test device and method |
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| CN201710571611.5A CN107356468B (en) | 2017-07-13 | 2017-07-13 | A kind of wearability test device and method |
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| CN107356468B true CN107356468B (en) | 2019-10-29 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109900977A (en) * | 2017-12-08 | 2019-06-18 | 鸿准精密模具（昆山）有限公司 | The test method in touch screen service life |
| CN110398432A (en) * | 2019-07-29 | 2019-11-01 | 江西小辣椒通讯技术有限责任公司 | It is a kind of for detecting the device of the wear-resisting property of cell phone rear cover |
| CN112067484A (en) * | 2020-09-10 | 2020-12-11 | 合肥普和普耐磨材料技术有限公司 | Rapid testing device and testing method for wear resistance of plastic product |
| CN112213222B (en) * | 2020-10-23 | 2023-10-24 | 湖北中烟工业有限责任公司 | Cigarette case wear-resisting testing arrangement |
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