CN202221400U - Pencil grinding and scribing instrument - Google Patents
Pencil grinding and scribing instrument Download PDFInfo
- Publication number
- CN202221400U CN202221400U CN2011203380095U CN201120338009U CN202221400U CN 202221400 U CN202221400 U CN 202221400U CN 2011203380095 U CN2011203380095 U CN 2011203380095U CN 201120338009 U CN201120338009 U CN 201120338009U CN 202221400 U CN202221400 U CN 202221400U
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- pencil
- mill
- test
- vertical plate
- leveling board
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Abstract
The utility model discloses a pencil grinding and scribing instrument which is an auxiliary test tool for manufacturing a pencil hardness test instrument and testing a mobile phone structure member. The pencil grinding and scribing instrument comprises a vertical plate and a horizontal plate. The vertical plate is vertically arranged on one end of the horizontal plate. A piece of sanding paper for grinding and scribing the pencil is arranged on the inner side surface of the vertical plate corresponding to the horizontal plate. A sliding block in slip connection with the horizontal plate is arranged on the horizontal plate. A plurality of grooves for placing the pencils are arranged on the sliding block, and the grooves are vertical to the sanding paper on the vertical plate. According to the pencil grinding and scribing instrument disclosed by the utility model, the pencil is guaranteed to be vertical to the sanding paper when being ground and scribed, flat end surface of the pencil can be easily obtained, the test efficiency and accuracy rate are improved, and the hardness test cost of the mobile phone structure member is reduced.
Description
Technical field
The utility model relates to the pencil hardness test field of phone structural, relates in particular to a kind of pencil mill that is used to make the subtest instrument that pencil hardness tester tests phone structural and draws an appearance.
Background technology
The user is using mobile phone can find after a period of time that goggle is ground, and there is the phenomenon of cut on button or casing surface, have influenced user's use, have also reduced the prestige of this mobile phone brand.In order to assess the quality of phone structural; With reference to some industry standards; Phone structural is carried out a series of test; Wherein skin hardness test is exactly an important indicator, comprises that the structure member that the user of mobile phone outside surfaces such as casing, goggle, button can touch all will carry out this hardness test.
The general platform system pencil hardness meter that uses is tested, and meets ASTMD3363, ISO15184, BS3900-E19, ECCA-T4/1 standard-required.In the prior art test process: need grasp pencil with manual work its vertical mill with the sand paper face is drawn, end face is smooth to obtain, till the tip of the brushstyle of a writing or painting of clear-cut margin (must not there be fragmentation or breach in the edge); Pencil is packed into and will be guaranteed not damage the tip of the brushstyle of a writing or painting in the instrument; Sample is to be measured face up fixing and with pencil tip of the brushstyle of a writing or painting maintenance level.This some requirement is difficult to artificial control, usually will grind repeatedly and draw, installs, and increases the use cost of sand paper, pencil on foot, also wastes a lot of times and manpower, has reduced the accuracy and the consistance of test result simultaneously again.
Therefore, prior art awaits to improve and development.
The utility model content
In order to overcome above-mentioned technological deficiency; The utility model provides a kind of pencil mill that is used to make the subtest instrument that pencil hardness tester tests phone structural to draw an appearance; It is simple in structure, and is easy to operate, and it can be good at reaching the demand of test; Improve the efficient and the accuracy rate of test, reduce phone structural hardness and show cost.
The technical scheme that the utility model technical solution problem is adopted is following:
A kind of pencil mill is drawn appearance, is used to make the subtest instrument that pencil hardness tester is tested phone structural, and wherein, said pencil mill is drawn appearance and comprised: vertical plate and leveling board, this vertical plate vertically are provided with on the end of leveling board;
The medial surface that said vertical plate is corresponding with said leveling board is provided with and is used to grind the sand paper of drawing pencil; Said leveling board is provided with the slide block that is slidingly connected with said leveling board, on this slide block, is disposed with a plurality of grooves that are used to lay pencil, and vertical setting of sand paper on said groove and the said vertical plate.
Described pencil mill is drawn appearance, and wherein, said leveling board is provided with chute, and said slide block is slidingly connected through this chute and said leveling board.
Described pencil mill is drawn an appearance, and wherein, said chute is positioned on the leveling board end place near vertical plate.
Described pencil mill is drawn appearance, and wherein, said groove is 2.
A kind of pencil mill that the utility model provides is drawn appearance, is provided with the sand paper that is used to grind stroke pencil owing to be employed in the said vertical plate medial surface corresponding with said leveling board; Said leveling board is provided with the slide block that is slidingly connected with said leveling board, on this slide block, is disposed with a plurality of grooves that are used to lay pencil, and vertical setting of sand paper on said groove and the said vertical plate.The pencil mill guarantees vertical with sand paper when drawing, it is smooth to be easy to obtain end face, has improved testing efficiency and accuracy rate, has reduced phone structural hardness test cost.
Description of drawings
Fig. 1 is the structural representation that the pencil mill of the utility model embodiment is drawn appearance.
Fig. 2 is the structural representation of drawing test board of scraping of the utility model embodiment.
Fig. 3 is the structural representation that the pad below the dolly tester front end of the utility model embodiment is taken away.
Fig. 4 is that the pencil of the utility model embodiment grinds the tip of the brushstyle of a writing or painting end view after drawing at pencil mill stroke appearance and testing sample face.
Fig. 5 is the dolly tester of the utility model embodiment and scrapes and draw the practical status architecture synoptic diagram of test board.
Fig. 6 is the structural representation when placing pad below the dolly tester front end of the utility model embodiment.
Embodiment
The utility model provided, and a kind of pencil mill is drawn an appearance, for purpose, technical scheme and the advantage that makes the utility model is clearer, clear and definite, below develops simultaneously embodiment to the utility model further explain with reference to accompanying drawing.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
The utility model embodiment provides a kind of auxiliary test unit of pencil hardness tester, comprises that pencil mill shown in Figure 1 is drawn appearance 10 and a test board 20 is drawn in shown in Figure 2 scraping.Wherein, said pencil mill is drawn appearance 10 for being used to make the subtest instrument that pencil hardness tester is tested phone structural.
As shown in Figure 1, the pencil mill of the utility model embodiment is drawn appearance 10 and comprised: vertical plate 11 and leveling board 12, this vertical plate 11 is vertically set on the end of leveling board 12.The sand paper 15 that on the corresponding medial surface of said vertical plate 11 and said leveling board 12, is provided with, this sand paper 15 is for being used to grind the patent sand paper of drawing pencil.
Said leveling board 12 is provided with the slide block 13 that is slidingly connected with said leveling board 12.Preferably; As shown in Figure 1, said leveling board 12 is provided with chute 14, and said chute 14 is positioned on the leveling board 12 the end place near vertical plate 11; Said slide block 13 is slidingly connected with said leveling board 12 through this chute 14, is used for said slide block 13 and slides along chute 14 levels.
Further; On this slide block 13, be disposed with a plurality of grooves 16 (being illustrated in figure 1 as 2) that are used to lay pencil; The setting that is arranged in parallel between each groove 16, and 11 sand paper 15 vertical settings on said groove 16 and the said vertical plate are placed in 16 last times of this groove with pencil; The pencil tip of the brushstyle of a writing or painting can just align with sand paper 15, draws so that the pencil tip of the brushstyle of a writing or painting grinds on special-purpose sand paper 15.When pencil mill is drawn, pencil is vertical with special-purpose sand paper 15, is easy to like this obtain smooth end face, has improved the accuracy rate of testing efficiency and mill stroke, so indirect reduction the cost of phone structural hardness test.
A plurality of grooves are set on slide block 13, can be simultaneously grind and draw, not only improved the efficient that mill is drawn, but also it is identical to make the mill of each pencil tip of the brushstyle of a writing or painting draw degree a plurality of pencil tips of the brushstyle of a writing or painting.
As shown in Figure 1, when mill is drawn pencil, pencil is placed in the said slide block 13, level promotes slide block 13 draws the vertical mill with sand paper of pencil, and it is smooth to reach end face very soon.
As shown in Figure 2, the said stroke test board 20 of scraping comprises: dolly placement platform 21, dolly baffle plate 22, resin mat 23 and testing sample platform 24.Dolly placement platform 21 is positioned to be scraped on the upper surface of drawing test board 20, is used to place dolly tester 30, as shown in Figure 3; Dolly baffle plate 22 is positioned at the both sides of said dolly placement platform 21, is set in parallel; Near a side of testing sample platform 24, the tip of the brushstyle of a writing or painting is not damaged resin mat 23 when being used to pencil is installed on the table top of dolly placement platform 21; Testing sample platform 24 is a square panel, is horizontally set on the side of dolly placement platform 21, is used to place phone structural to be measured.
Distance between the two dolly baffle plates 22 of dolly placement platform 21 both sides can be finely tuned; After dolly tester 30 is placed on the dolly placement platform 21; Regulate two dolly baffle plates 22; Make their spacing just consistent, so just can guarantee the craspedodrome smoothly on dolly placement platform 21 of dolly tester, well reach the demand of test with the width of dolly tester 30.
Said resin mat 23 can be the barras material, and when pencil was installed, the tip of the brushstyle of a writing or painting of pencil touched resin mat 23 and is not damaged like this, has guaranteed the precision of test.
Said testing sample platform 24 is a metal decking, and specimen platform 24 both sides are provided with two height adjustment knob 25, and the height of thickness scalable specimen platform 24 table tops per sample guarantees that the sample test face and the pencil tip of the brushstyle of a writing or painting keep level.
Fig. 3 is the structural representation of dolly tester, during test dolly tester 30 is placed on the dolly placement platform 21 of scraping stroke test board 20, and this structural design of the many employings of pencil hardness test is not at present given unnecessary details at this one by one.
Fig. 4 is that the mill of pencil tip of the brushstyle of a writing or painting end face before and after the test is drawn situation; Pencil tip of the brushstyle of a writing or painting end face 41 is that pencil mill on pencil mill stroke appearance 10 forms after drawing; End face is smooth intact, is qualified pencil end face, and pencil tip of the brushstyle of a writing or painting end face 42 forms after dolly tester 30 streaks the testing sample test surfaces.
When test, adopt following steps:
S501, inspection to be measured of phone structural to be measured, guarantee experiment before sample qualified, and surperficial no marking.
S502, with reference to shown in Figure 5; Be placed into phone structural to be measured 50 on the testing sample platform 24 of scraping stroke test board 20; The placement that faces up to be measured; Regulate height adjustment knob 25 to be measured the table top with the dolly placement platform 21 of scraping stroke test board 20 of phone structural to be measured 50 flushed, the adjusting knob 25 of screwing makes testing sample platform 24 fixing.
S503, add a pad 31 (referring to shown in Figure 6) to dolly tester 30 and be placed into and scrape on the dolly placement platform 21 of drawing test board 20; Mix up the pencil jack and correspond to the resin mat 23 (seeing also Fig. 2) of scraping stroke test board 20; And the dolly baffle plate 22 at fine setting dolly placement platform 21 two ends, make the spacing of dolly baffle plate 22 at two ends just consistent with the width of dolly tester 30.Wherein, With reference to figure 6; The main effect that below dolly tester 30 front ends, adds a pad 31 is: can pass through these pad 31 jack-up dolly tester front ends before dolly tester 30 installs, prevent that the pencil that grinds is stressed, promptly shimming is not allow pencil stub stressed.Pad is the supporting equipment of pencil hardness tester.This pad 31 will be taken away during experiment, in following steps S506, embodies.S504, draw the nib 5-6mm that appearance 10 is cut test pencil 40, keep level and smooth complete cylinder pen core with pencil shown in Figure 1 mill.As shown in Figure 1, to place pencil 40 and draw on one of them groove 16 of appearance 10 slide blocks 13 to the pencil mill, level promotes slide block 13 makes pencil draw with sand paper 15 vertical mills, and mill is drawn pencil and is obtained flat end face, and nib as shown in Figure 4 is 41 flat end face.
S505, referring to Fig. 5, draw a good pencil 40 to mill and be placed on gently in the pencil jack above the dolly tester 30, the tip of the brushstyle of a writing or painting touches scrapes on the resin mat 23 of drawing test board 20 (please refer to Fig. 2) the pencil fixed knob 30 of screwing.
S506, lift dolly tester 30 front ends, take the pad 31 (with reference to figure 6) below the dolly tester 30 away, careful travelling car tester 30 is treated the tip of the brushstyle of a writing or painting to plane to be measured, and level promotes dolly tester 30 1-2cm that moves ahead forward, accomplishes test.In this step take away pad 31, the nib of pencil 40 will be tested the pressure that needs, and will be as shown in Figure 3, in the present embodiment take away pad 31, and the nib of pencil 40 will receive the pressure of the dolly tester of 765g.
After this test is accomplished, detect and judge test result,, repeat the aforesaid operations step and get final product like the pencil of need replacing different hardness.And completion test report.
The pencil hardness test method meets ASTMD3363 in the present embodiment; ISO15184; BS3900-E19; The ECCA-T4/1 standard-required, measure progression: pencil, 6B, 5B, 4B, 3B, 2B, B, HB, F, H, 2H, 3H, 4H, 5H, 6H, 7H, 8H, 9H are used in the standard hardness test of 17 grades (6B-9H) Mitsubishi.Measure angle: 45 degree, as shown in Figure 3.
The phone structural of the test of the foregoing description comprises the structure member that the user of mobile phone outside surfaces such as hand set machine shell, goggle, button can touch.
In sum; Being used to of utility model makes the pencil mill of the subtest instrument that pencil hardness tester tests phone structural and draws an appearance; It is simple in structure, and is easy to operate, and it can be good at reaching the demand of test; Improve the efficient and the accuracy rate of test, reduce phone structural hardness and show cost.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection domain of the utility model claim.
Claims (4)
1. a pencil mill is drawn appearance, is used to make the subtest instrument that pencil hardness tester is tested phone structural, it is characterized in that, said pencil mill is drawn appearance and comprised: vertical plate and leveling board, this vertical plate are vertically set on the end of leveling board;
The medial surface that said vertical plate is corresponding with said leveling board is provided with and is used to grind the sand paper of drawing pencil; Said leveling board is provided with the slide block that is slidingly connected with said leveling board, on this slide block, is disposed with a plurality of grooves that are used to lay pencil, and vertical setting of sand paper on said groove and the said vertical plate.
2. pencil mill according to claim 1 is drawn appearance, it is characterized in that said leveling board is provided with chute, and said slide block is slidingly connected through this chute and said leveling board.
3. pencil according to claim 2 mill is drawn an appearance, it is characterized in that, said chute is positioned on the leveling board end place near vertical plate.
4. pencil mill according to claim 1 is drawn appearance, it is characterized in that said groove is 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203380095U CN202221400U (en) | 2011-09-09 | 2011-09-09 | Pencil grinding and scribing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203380095U CN202221400U (en) | 2011-09-09 | 2011-09-09 | Pencil grinding and scribing instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202221400U true CN202221400U (en) | 2012-05-16 |
Family
ID=46043424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203380095U Expired - Fee Related CN202221400U (en) | 2011-09-09 | 2011-09-09 | Pencil grinding and scribing instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202221400U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104297083A (en) * | 2014-10-17 | 2015-01-21 | 上海集成电路研发中心有限公司 | Silicon wafer hardness testing device |
-
2011
- 2011-09-09 CN CN2011203380095U patent/CN202221400U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104297083A (en) * | 2014-10-17 | 2015-01-21 | 上海集成电路研发中心有限公司 | Silicon wafer hardness testing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120516 Termination date: 20130909 |