CN206489059U - A kind of slippery tester - Google Patents
A kind of slippery tester Download PDFInfo
- Publication number
- CN206489059U CN206489059U CN201720117054.5U CN201720117054U CN206489059U CN 206489059 U CN206489059 U CN 206489059U CN 201720117054 U CN201720117054 U CN 201720117054U CN 206489059 U CN206489059 U CN 206489059U
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- rotating disk
- motor
- slippery
- fixed
- recording
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Abstract
The utility model discloses a kind of slippery tester, including control cabinet, fixed plate, first motor, second motor, and the first rotating disk driven by the first motor and the second rotating disk driven by the second motor, fixed mount is provided between first rotating disk and the second rotating disk, fixed mount is connected with balanced lever, the end of balanced lever is connected with the fixture for clamping pen clip, inserted in pen clip and be fixed with pencil lead core, the bottom of fixed mount is connected with the pointer that inner side is fixed with the Recording pointer for trace by line wheel, recording drum of second rotating disk provided with tape recording paper and graduated scale, when the upper end in pen clip adds counterweight, pencil lead core is contacted with the circle copper coin surface on the first rotating disk.The utility model structure is novel, calculates friction factor using recording curve and then evaluates the slippery of pen, test process reliably facilitates, testing efficiency is high, the degree of accuracy is high, can effectively and accurately reflect the size of slippery, using the teaching of the invention it is possible to provide valuable data weigh the quality of pen.
Description
Technical field
The utility model is related to test equipment technical field, particularly a kind of slippery tester.
Background technology
At present, in a system industry, the slippery of pencil as in a test content write-in professional standard, slippery into
To evaluate the key factor of one-pen quality in daily life, many Zhi Bi enterprises also are intended to obtain this standard of slippery to weigh
The quality of made pen.It was found that the influence factor of slippery mainly has writing pressure, writing angle, the roughness of nib and paper
Slickness etc., wherein the roughness namely friction factor of nib are to evaluate an important indicator of slippery, but existing at present
Measurement slippery device in, be the line measurement mode that uses mostly, the frictional force of pen when this method is readily obtained writing, still
Test is inaccurate, and testing efficiency is low, therefore, and in the urgent need to developing a kind of slippery instrument, test is easy and accuracy is high, can be accurate
Reflect the size of slippery, so as to obtain most real measurement data.
Utility model content
The purpose of this utility model is, in view of the shortcomings of the prior art there is provided a kind of slippery tester, with testing
Journey is reliable, convenient test, numerical computations are accurate, testing efficiency is high, and the advantages of degree of accuracy is high can effectively and accurately reflect slippery
Size, can provide valuable data to weigh the quality of pen for enterprise and daily life.
To achieve the above object, technical scheme provided by the utility model is:
A kind of slippery tester, including control cabinet, fixed plate and the first motor being symmetrically set in below fixed plate and
Two motors, first motor is connected with first from gear by the first master gear, and second motor passes through the second master gear
It is connected with second and is connected with the first rotating disk, described second through the first rotating shaft through fixed plate from gear from gear, described first
The second rotating disk is connected with from gear through the second rotating shaft through fixed plate, provided with fixation between first rotating disk and the second rotating disk
Frame, the upper end of the fixed mount is connected with the balanced lever of laterally setting, and the end of the balanced lever passes through adjusting nut
It is connected with and is inserted in the fixture for clamping pen clip, the pen clip and be fixed with pencil lead core, the bottom of the fixed mount is connected with
Line wheel, the line wheel is fixed in fixed plate by spring, and the line wheel is also connected with being fixed with the note for trace on the inside of one
The pointer of nib is recorded, the top of second rotating disk is coated with the recording drum of recording sheet provided with side, in the recording drum
Side be longitudinally provided with graduated scale, add counterweight in the upper end of the pen clip, the pencil lead core with the first rotating disk
The upper surface of one circle copper coin, when startup first motor and the second motor, pencil lead core rotary friction on circle copper coin
Wipe, the recording curve for calculating friction factor is formed in the recording sheet of the recording drum.
Preferably, it is additionally provided with balancing frame between described balanced lever and adjusting nut.
Preferably, described control cabinet is provided with control operation panel, Switching Power Supply button and scram button.
Preferably, one end of described pointer is also associated with the second adjusting nut.
Compared with prior art, the beneficial effects of the utility model are：
The slippery tester that the utility model is provided draws friction factor by the fricting movement and recording curve of pencil lead core
And then the slippery of pencil is evaluated, test process is reliable, and convenient test, numerical computations are accurate, and testing efficiency is high, and the degree of accuracy is high, can
Effectively and accurately to reflect the size of slippery, it can provide valuable data to weigh the product of pen for enterprise and daily life
Matter.
Below in conjunction with the accompanying drawings with embodiment, the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is part-structure schematic diagram of the present utility model.
Embodiment
A kind of slippery tester that the present embodiment is provided, with reference to Fig. 1 and 2, including control cabinet 1, fixed plate 2 and symmetrically sets
The first motor 3 and the second motor 4 below fixed plate, the first motor are connected with first from gear 6 by the first master gear 5,
Second motor is connected with second by the second master gear 7 and connected from gear 8, first from gear through the first rotating shaft 9 through fixed plate
The first rotating disk 10 is connected to, second is connected with the second rotating disk 12 from gear through the second rotating shaft 11 through fixed plate, with motor
Rotate, drive master gear with driving the first rotating disk, the second rotating disk to rotate from gear movement.First rotating disk and the second rotating disk it
Between be provided with fixed mount 13, the upper end of fixed mount is connected with the balanced lever 14 of laterally setting, and the end of balanced lever, which passes through, adjusts
Section nut 15, which is connected with, to be inserted in the fixture 16 for clamping pen clip, pen clip 17 and is fixed with pencil lead core (not shown), Gu
The bottom for determining frame is connected with line wheel 18, and line wheel is fixed in fixed plate by spring 19, and line wheel is also connected with an inner side and is fixed with use
In the pointer 20 of the Recording pointer of trace, the top of the second rotating disk is coated with the recording drum 21 of recording sheet provided with side,
The side of recording drum is longitudinally provided with graduated scale 22, starts motor, with the rotation of the second rotating disk, recording drum rotate and
The recording curve for calculating friction factor is formed in recording sheet, counterweight 23 is added in the upper end of pen clip, pencil lead core is sharp through core
The aperture of straightedge (not shown) is simultaneously polished flat by sand paper, and counterweight applying power causes pencil lead core with being located on the first rotating disk
The upper surface of one circle copper coin 24, with the rotation of the first rotating disk, pencil lead core is rotated and rubbed also with circle copper coin.Open
Dynamic motor, the spin friction on circle copper coin of pencil lead core.Wherein, the first motor and the second motor are respectively by fixed seat 29 with fixing
Plate is connected, and balancing frame 25 is additionally provided between balanced lever and adjusting nut；Control cabinet is provided with control operation panel 26, switch electricity
Source button and scram button；One end of pointer is also associated with the second adjusting nut 27；The bottom surface of control cabinet is provided with balance support 28.
The use process of the slippery tester of the present embodiment can include but is not limited to：
S1：Standard coordinate per small lattice for 1mm is mounted on recording drum as recording sheet, makes recording sheet a certain lined right
At scale label 0.15 on quasi- recording drum, using this at as calculate center line；Copper coin is wiped clean with absolute ethyl alcohol afterwards.
S2：Sample pen is rolled up into point, then the sharp straightedge of core that lead for retractable pencil is inserted into 0.7mm apertures in the pencil sharpener of (20 ± 1) °,
And polish exposed portion with W14 sand paper.
S3：Sample is inserted and tightened in pen clip, adjustment counterweight makes lever keep balance；Spring is adjusted, makes recording pen
Point points to graduated scale zero point.
S4：400g counterweights are added on pen clip, the power supply on control cabinet is opened, the corresponding number of turns (generally 100 circles) is set
And rotating speed, the test starting key on control cabinet is then pressed, motor is started, rotating disk concomitant rotation treats that pencil lead core revolves on copper coin
When turning friction to 100 circle, recording drum starts rotation, and setting-out record after roller to be recorded rotates a circle, shuts motor, instrument
Stop, off-test, close instrument power source, its friction factor is calculated by standard coordinate recording sheet, if need to be tested again,
Reset key is first pressed, then carries out next experiment.
S5：Standard coordinate recording sheet is removed, friction factor is calculated, method is as follows:
30mm is respectively clipped at recording sheet two ends, the highs and lows in recording curve are found out, is carved with logger scale
Line centered on degree 0.15, counts highs and lows, relative to the lattice number n of center line respectivelyhAnd n1(lattice more than center line
Number is negative value, the lattice number below center line be on the occasion of)；
(1) obtains their average lattice numbers relative to center line as follows, (average lattice number can be on the occasion of or it is negative
Value)：
nm=(nh+n1)/2……………(1)
In formula:nm--- --- is average lattice number of the highs and lows relative to center line；
nh--- --- is lattice number of the peak relative to center line；
n1Lattice number of the --- --- minimum point relative to center line；
Friction factor is calculated by formula (2)：
E=0.15+0.0043 × nm……………(1)
In formula:E------ is friction factor；
nm--- --- is average lattice number of the highs and lows relative to center line.
Result of calculation is represented after decimal point three, corresponding friction factor is obtained, examination is expressed using friction factor
The slippery of sample pen.
The announcement and teaching of book according to the above description, the utility model those skilled in the art can also be to above-mentioned reality
The mode of applying is changed and changed.Therefore, the utility model is not limited to embodiment disclosed and described above, right
Some modifications and changes of the present utility model should also be as falling into scope of the claims of the present utility model.
Claims (4)
1. a kind of slippery tester, it is characterised in that including control cabinet, fixed plate and be symmetrically set in below fixed plate first
Motor and the second motor, first motor are connected with first from gear by the first master gear, and second motor passes through
Two master gears are connected with second and are connected with the first rotating disk through the first rotating shaft through fixed plate from gear from gear, described first,
Described second is connected with the second rotating disk from gear through the second rotating shaft through fixed plate, between first rotating disk and the second rotating disk
Provided with fixed mount, the upper end of the fixed mount is connected with the balanced lever of laterally setting, and the end of the balanced lever passes through
Adjusting nut, which is connected with, to be inserted in the fixture for clamping pen clip, the pen clip and is fixed with pencil lead core, the fixed mount
Portion is connected with line wheel, and the line wheel is fixed in fixed plate by spring, and the line wheel is also connected with an inner side and is fixed with for picture
The pointer of the Recording pointer of curve, the top of second rotating disk is coated with the recording drum of recording sheet provided with side, described
The side of recording drum is longitudinally provided with graduated scale, counterweight is added in the upper end of the pen clip, the pencil lead core is with being located at first
The upper surface of a circle copper coin on rotating disk, when starting first motor and the second motor, the pencil lead core is in circle copper coin
The recording curve for calculating friction factor is formed in upper spin friction, the recording sheet of the recording drum.
2. slippery tester according to claim 1, it is characterised in that between described balanced lever and adjusting nut also
Provided with balancing frame.
3. slippery tester according to claim 1, it is characterised in that described control cabinet is provided with control operation face
Plate, Switching Power Supply button and scram button.
4. slippery tester according to claim 1, it is characterised in that one end of described pointer is also associated with the second tune
Save nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720117054.5U CN206489059U (en) | 2017-02-08 | 2017-02-08 | A kind of slippery tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720117054.5U CN206489059U (en) | 2017-02-08 | 2017-02-08 | A kind of slippery tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206489059U true CN206489059U (en) | 2017-09-12 |
Family
ID=59764201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720117054.5U Expired - Fee Related CN206489059U (en) | 2017-02-08 | 2017-02-08 | A kind of slippery tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206489059U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108844450A (en) * | 2018-08-30 | 2018-11-20 | 卢宣羽 | A kind of Wood plastic boards surface smoothness detection device |
| CN108981549A (en) * | 2018-08-30 | 2018-12-11 | 卢宣羽 | A kind of surface of decorative plate flatness detecting device |
| CN109129386A (en) * | 2018-07-10 | 2019-01-04 | 伯恩光学(惠州)有限公司 | Pen machine |
| CN109238115A (en) * | 2018-08-30 | 2019-01-18 | 卢宣羽 | A kind of building board surface smoothness detection device |
| CN109238116A (en) * | 2018-08-30 | 2019-01-18 | 卢宣羽 | A kind of composite board surface smoothness detection device |
| CN110039410A (en) * | 2019-02-18 | 2019-07-23 | 上海市质量监督检验技术研究院 | A kind of pencil-lead sample preparation device |
| CN111322981A (en) * | 2020-04-10 | 2020-06-23 | 吴天琪 | Transmission shaft and bearing friction test equipment |
| CN112014312B (en) * | 2020-10-19 | 2021-02-05 | 温州新埃人工智能科技有限公司 | Lead core slip tester |
-
2017
- 2017-02-08 CN CN201720117054.5U patent/CN206489059U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109129386A (en) * | 2018-07-10 | 2019-01-04 | 伯恩光学(惠州)有限公司 | Pen machine |
| CN109238115B (en) * | 2018-08-30 | 2020-02-14 | 宁夏宏源建科检测有限公司 | Building board surface flatness detection device |
| CN108981549A (en) * | 2018-08-30 | 2018-12-11 | 卢宣羽 | A kind of surface of decorative plate flatness detecting device |
| CN109238115A (en) * | 2018-08-30 | 2019-01-18 | 卢宣羽 | A kind of building board surface smoothness detection device |
| CN109238116A (en) * | 2018-08-30 | 2019-01-18 | 卢宣羽 | A kind of composite board surface smoothness detection device |
| CN108844450A (en) * | 2018-08-30 | 2018-11-20 | 卢宣羽 | A kind of Wood plastic boards surface smoothness detection device |
| CN108981549B (en) * | 2018-08-30 | 2020-04-10 | 常州市冠信装饰新材料科技有限公司 | Decorative plate surface flatness detection device |
| CN109238116B (en) * | 2018-08-30 | 2020-04-21 | 南丰县致诚科技有限公司 | Composite board surface flatness detection device |
| CN108844450B (en) * | 2018-08-30 | 2020-07-28 | 江苏静远建设工程有限公司 | Wood-plastic plate surface flatness detection device |
| CN110039410A (en) * | 2019-02-18 | 2019-07-23 | 上海市质量监督检验技术研究院 | A kind of pencil-lead sample preparation device |
| CN110039410B (en) * | 2019-02-18 | 2024-05-17 | 上海市质量监督检验技术研究院 | Pencil lead sample preparation device |
| CN111322981A (en) * | 2020-04-10 | 2020-06-23 | 吴天琪 | Transmission shaft and bearing friction test equipment |
| CN112014312B (en) * | 2020-10-19 | 2021-02-05 | 温州新埃人工智能科技有限公司 | Lead core slip tester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171228 Address after: No. 184 Wan District of Beibei city Chongqing road 400700 Patentee after: Chongqing WorldCom Instrument Testing Service Co., Ltd. Address before: Kau Houde 523000 Guangdong province Dongguan city Liang Zhou Industrial Zone Co-patentee before: Jiangsu WorldCom Instrument Testing Service Co., Ltd. Patentee before: Dongguan Hengyu Instrument Co., Ltd. Co-patentee before: Chongqing WorldCom Instrument Testing Service Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170912 Termination date: 20210208 |