CN110319964A - A kind of pen clip clips the detection method and device of power - Google Patents
A kind of pen clip clips the detection method and device of power Download PDFInfo
- Publication number
- CN110319964A CN110319964A CN201910702393.3A CN201910702393A CN110319964A CN 110319964 A CN110319964 A CN 110319964A CN 201910702393 A CN201910702393 A CN 201910702393A CN 110319964 A CN110319964 A CN 110319964A
- Authority
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- China
- Prior art keywords
- pen clip
- pen
- pedestal
- folder
- detection method
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
- G01L5/0033—Force sensors associated with force applying means applying a pulling force
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses the detection methods that a kind of pen clip clips power, are related to pen clip detection technique field, include the following steps, S1, fixed pen cap to be detected；S2 pulls the folder Zhu Chu of pen clip；S3 detects distance and corresponding pulling force that the folder Zhu Chu of pen clip is pulled open, and records corresponding data；S4 corresponding data is compared with preset standard value, nearer it is to the quality of pen clip is better.The present invention presss from both sides the distance and corresponding pulling force that Zhu Chu is pulled open by detection pen clip, with the quality of the positive-pressure detection pen clip of pen clip, excludes influence of the friction to testing result；In addition, pulling the folder Zhu Chu of pen clip, simulation user pulls open the movement of pen clip, then the pressure by adjusting pen clip, it is ensured that while pen clip can clamp clothing, can also pull open convenient for user, improve the use feel of pen clip.
Description
Technical field
The present invention relates to pen clip detection technique fields, more specifically, it relates to which a kind of pen clip clips the detection method of power
And device.
Background technique
Current most of writing pens are all using pen clip as a special-purpose member, to be convenient for carrying and use.Pen clip clips
Power is to indicate a common quality indexes of reliability and applicability when pen clip clips.The acquisition methods that pen clip clips power are led at present
Will there are two types of: one is the resilient supports by " pen clip spring ", referred to as " spring clip ", it can obtain tough and tensile soft when in use
Clip power.On the one hand the folder body position of spring clip, will bear the tension of folder spring leaf compression when in use, while pressing from both sides pearl part
What is generated by reaction clips power, thus spring clip folder body intensity it is critically important, it must endure as certain power and will not be curved
Song deformation.Another kind is elastic clip, it is the elastic force by pen clip itself, by the structural modeling of pen clip and the rigidity of raw material
It is fixed.The factor that elastic clip influences to clip power is more, there is the elasticity and hardness of raw material, rushes the stress of bending process and the geometry of folder body
Shape etc. determines that it clips power.
What factory, the country was more at present is measured using spring principle: the pen cap being pulled up from pen, is inverted in instrument
It is fixed on fixture, a metal insert (60*12*0.8mm) is inserted into 10mm between the pen cap and folder pearl, inserted sheet upper end connects a bullet
Spring scale.Motor is started, then spring scale affects inserted sheet upward sliding until being detached from after pen clip, is usually detached from pen clip with inserted sheet and presss from both sides pearl
When spring scale pointer institute's index value be measured value, then write down observed data.
Due to require in practical pen clip do not influence to wear clothes to the greatest extent in frequent insertion repeatedly is extracted fabric and
It obtains good insertion and extracts feel, therefore the surface of pen clip folder pearl is required to want smooth, i.e., coefficient of friction should be controlled in a certain range
It is interior.Elastic restoring force (i.e. normal pressure) after the clipping ability and should rely primarily on pen clip flexible deformation of pen clip obtains, without
It is preferably obtained with increasing coefficient of friction, such as changes the geometry of folder pearl, be allowed to come to a point, have corner angle and folder bead surface wire drawing,
Reduce the smooth degree etc. of folder pearl and pen cap surface.
In the prior art, indirect determination clips power to inserted sheet in a dynamic fashion, clips power with force of sliding friction definition, and clips
Power is the product of both normal pressure and coefficient of friction, by contact surface roughness and normal pressure it is common influenced, therefore rubbed with sliding
Power is wiped to measure pen clip quality and be difficult to correct comprehensive reflection pen clip quality.
Summary of the invention
There is a problem of pen clip quality testing inaccuracy for the prior art, the object of the present invention is to provide a kind of pen clip folders
The detection method puted forth effort has the advantages that detection pen clip quality is more accurate.
To achieve the above object, the present invention provides the following technical scheme that
A kind of pen clip clips the detection method of power, includes the following steps,
S1, fixed pen cap to be detected；
S2 pulls the folder Zhu Chu of pen clip；
S3 detects distance and corresponding pulling force that the folder Zhu Chu of pen clip is pulled open, and records corresponding data；
S4 corresponding data is compared with preset standard value, nearer it is to the quality of pen clip is better.
Through the above technical solutions, for guarantee pen clip removed from clothing during will not damaging laundry, the folder of pen clip
Pearl must be made to very smooth, therefore the method that pen clip quality is measured using force of sliding friction is inaccurate.The present invention
The distance and corresponding pulling force that Zhu Chu is pulled open are pressed from both sides by detection pen clip, with the quality of the positive-pressure detection pen clip of pen clip, is excluded
The influence to rub to testing result；In addition, pulling the folder Zhu Chu of pen clip, simulation user pulls open the movement of pen clip, then passes through tune
The pressure of lump-sum folder, it is ensured that while pen clip can clamp clothing, can also be pulled open convenient for user, improve the use feel of pen clip.
Further, in step S2, along the radial folder Zhu Chu for pulling pen clip of pen cap.
Through the above technical solutions, pulling pen clip along the radial of pen cap, the pulling force used is minimum, meets the convention used,
Simulation uses scene, it is ensured that the accuracy and uniqueness of testing result.
Further, in step S3, the distance that the folder Zhu Chu of pen clip is pulled open is less than 3.8mm.
Through the above technical solutions, on the one hand avoiding damage to pen clip, on the other hand, pen clip spaces out less than 3.8mm more
To meet normal use habit.
Further, in step S3, the pulling force that the folder Zhu Chu of pen clip is pulled open is less than 20N.
Through the above technical solutions, pen clip is difficult to pull open if pulling open pulling force needed for pen clip greater than 20N, directly determine
For bad products, the scope of data is obtained not as detection.
A kind of pen clip clips the detection device of power, including pedestal, and the fixture for fixing pen cap is provided on the pedestal
Device, sliding is connected with for pulling pen clip and detecting the device for measuring force of corresponding pulling force on the pedestal, is also set on the pedestal
It is equipped with the range unit that displacement is pulled open for detecting pen clip.
Through the above technical solutions, in use, pulling pen clip using device for measuring force first with the fixed pen cap of grip device
Folder Zhu Chu, obtain the pulling force for pulling pen clip, meanwhile, the displacement pulled open of range unit detection pen clip, according to the position got
Shifting-pulling force data judges the quality of pen clip.
Further, the grip device includes the support rod for being fixed on the pedestal side, adjustable on the support rod
Section sliding is connected with fixed block, and the clamping space for clamping pen cap is formed between the fixed block and the pedestal.
Through the above technical solutions, pen cap is fixed in clamping space using adjustable fixed block, it is convenient for subsequent drawing
Folder of starting writing is detected.
Further, on the fixed block in the clamping opening offered for penetrating the support rod, the fixed block
It is threaded with the twisting bolt for shrinking the clamping opening.
Through the above technical solutions, shrinking clamping opening using twisting bolt, the fixed block for adjusting good position being fixed on support
On bar.
Further, the fixed block offers imploded arcs slot, the imploded arcs slot inner wall close to the side of the pedestal
It is fixed with buffer layer.
Through the above technical solutions, setting imploded arcs slot is added buffer layer, is convenient for convenient for correcting the position of fixed pen cap
The pen cap head for compressing different shape and size avoids pen cap head from scratching.
Further, the pedestal is provided with close to the side of the fixed block in position corresponding with the imploded arcs slot
Locating cone.
Through the above technical solutions, setting locating cone is coaxially fixed convenient for the open end of pen cap, in addition, enhancing applicable
Property, suitable for not having to the pen cap of bore.
Further, the locating cone is rotationally connected on the pedestal.
It is arranged through the above technical solutions, locating cone is rotated, after pulling pen clip, pen cap can be rotated voluntarily, position is adjusted,
Ensure to pull open pen clip along the radial direction of pen cap.
Compared with prior art, the beneficial effects of the present invention are:
(1) distance and corresponding pulling force that Zhu Chu is pulled open are pressed from both sides by detection pen clip, with the matter of the positive-pressure detection pen clip of pen clip
Amount excludes influence of the friction to testing result, improves the comprehensive of pen clip Quality Detection；
(2) by pulling the folder Zhu Chu of pen clip, simulation user pulls open the movement of pen clip, then by adjusting the pressure of pen clip, really
While clothing can be clamped by protecting pen clip, it can also be pulled open convenient for user, improve the use feel of pen clip；
(3) further, it is arranged by rotating locating cone, after pulling pen clip, pen cap can be rotated voluntarily, adjust position, it is ensured that
Radial direction by pen clip along pen cap is pulled open, and the accuracy of detection is improved.
Detailed description of the invention
Fig. 1 is the flow diagram of detection method in the present invention；
Fig. 2 is the overall structure diagram of detection device in the present invention；
Fig. 3 is the cross-sectional view of the line A-A along Fig. 2.
Appended drawing reference: 1, pedestal；2, support rod；3, fixed block；4, clamping space；5, clamping opening；6, bolt is twisted；7, indent
Arc slot；8, buffer layer；9, locating cone；10, tensiometer；11, it is displaced instrument；12, screw rod；13, lifting seat；14, it links up with.
Specific embodiment
In order to keep the purpose of the present invention, technical scheme and beneficial effects clearer, below with reference to examples and drawings pair
The present invention is described in further detail, but embodiments of the present invention are not limited only to this.
A kind of pen clip clips the detection method of power, as shown in Figure 1, include the following steps,
S1, fixed pen cap to be detected；
S2, along the radial folder Zhu Chu for pulling pen clip of pen cap, simulation user pulls open the movement of pen clip；
S3 detects distance and corresponding pulling force that the folder Zhu Chu of pen clip is pulled open, and records corresponding data；
In detection process, the distance that the folder Zhu Chu of pen clip is pulled open is less than 3.8mm, on the one hand avoids damage to pen clip, on the other hand, pen
Folder, which spaces out, more meets normal use habit less than 3.8mm；Meanwhile the pulling force that the folder Zhu Chu of pen clip is pulled open is less than 20N,
If pulling open, pulling force needed for pen clip is excessive, does not meet the use habit of people, is directly determined as bad products, obtains not as detection
The scope for evidence of fetching.
S4 corresponding data is compared with preset standard value, nearer it is to the quality of pen clip is better.Pen clip detection
Judgment criteria are as follows: pull pen clip to be displaced 1.5 millimeters, pen clip clips pulling force closer to 12 newton, and the use feel of pen clip is better, from
And it can reflect comprehensively and control the quality that pen clip clips.
A kind of pen clip clips the detection device of power, and as shown in Figures 2 and 3, the pedestal 1 including L-type is provided on pedestal 1
For fixing the grip device of pen cap, slides and be connected with for pulling pen clip and detecting corresponding drawing along its length on pedestal 1
The device for measuring force of power, device for measuring force are dynamometer, and the hook 14 for pulling pen clip, pedestal are provided on the test side of dynamometer
The range unit for detecting device for measuring force skidding distance is additionally provided on 1, range unit is displacement instrument 11, and displacement instrument 11 is existing
There is technology, the screw rod transmission being displaced on instrument 11 connects tensiometer 10, while pulling tensiometer 10 to slide, detects tensiometer 10
Displacement data.
In use, hook 14 is hooked on the upside of the folder pearl of pen clip, turn is displaced instrument 11, and tensiometer 10 is pulled to slide,
When data change just on dynamometry display screen on tensiometer 10, stop turn, and displacement instrument 11 and 10 data of tensiometer is clear
Zero；Then, continue turn and be displaced instrument 11, tensiometer 10 is pulled to slide, record multiple groups displacement-pulling force data.
Grip device includes the support rod 2 for being fixed on 1 side of pedestal, and sliding is adjusted on support rod 2 and is connected with fixed block
3, it is threaded in the clamping opening 5 offered for penetrating support rod 2, fixed block 3 for shrinking clamping opening 5 on fixed block 3
Twisting bolt 6, by rotation twisting bolt 6 shrink clamping opening 5, to being fixedly clamped fixed block 3 on support rod 2.
Fixed block 3 offers imploded arcs slot 7 close to the side of pedestal 1, and 7 inner wall of imploded arcs slot is fixed with buffer layer 8, buffering
Layer 8 is nylon or sheet rubber, and pedestal 1, which is adjusted close to the side of fixed block 3 in position corresponding with imploded arcs slot 7 liftable, to be arranged
There is locating cone 9, the one end of locating cone 9 far from pedestal 1 is tip, meanwhile, locating cone 9 is rotationally connected on pedestal 1, fixed block 3
The clamping space 4 for clamping pen cap is formed between locating cone 9.Pedestal 1 is fixed with screw rod 12 close to the side of fixed block 3,
Lifting seat 13 is threaded on screw rod 12, the one end of lifting seat 13 far from pedestal 1 is cylindrical, and locating cone 9 is close to pedestal 1
The cylindrical end plug connection of one end and lifting seat 13 turns the height that lifting seat 13 adjusts locating cone 9, due to lifting seat 13 and determines
Position 9 plug connections of cone, locating cone 9 can be rotated coaxially relative to lifting seat 13, the rotation of pen cap be realized with this, it is ensured that along pen cap
It is radial to pull open pen clip.
When detection, the opening of pen cap is inserted in the tip of locating cone 9, fixed block 3 is reduced, the top of pen cap is made to be located at indent
In arc slot 7, then using 14 pulling pen clip of hook, then rotation by a small margin can occur for pen cap, adjust its own position, it is ensured that hang
Hook 14 pulls pen clip along the radial of pen cap, guarantees the precision of detection；Finally, compressing pen cap using fixed block 3, turn twists bolt
6 is fixed by fixed block 3, and pen cap is clamped between fixed block 3 and locating cone 9.
In summary:
The present invention is in use, press from both sides the distance and corresponding pulling force that Zhu Chu is pulled open by detection pen clip, with the normal pressure inspection of pen clip
The quality of pen clip is surveyed, influence of the friction to testing result is excluded, improves the comprehensive of pen clip Quality Detection；By pulling pen clip
Zhu Chu is pressed from both sides, simulation user pulls open the movement of pen clip, then the pressure by adjusting pen clip, it is ensured that pen clip can clamp the same of clothing
When, it can also be pulled open convenient for user, improve the use feel of pen clip；It is arranged by rotating locating cone 9, after pulling pen clip, pen
Cap can be rotated voluntarily, adjust position, it is ensured that the radial direction by pen clip along pen cap is pulled open, and the accuracy of detection is improved.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. the detection method that a kind of pen clip clips power, which is characterized in that include the following steps,
S1, fixed pen cap to be detected；
S2 pulls the folder Zhu Chu of pen clip；
S3 detects distance and corresponding pulling force that the folder Zhu Chu of pen clip is pulled open, and records corresponding data；
S4 corresponding data is compared with preset standard value, nearer it is to the quality of pen clip is better.
2. the detection method that a kind of pen clip according to claim 1 clips power, which is characterized in that in step S2, along pen cap
The radial folder Zhu Chu for pulling pen clip.
3. the detection method that a kind of pen clip according to claim 2 clips power, which is characterized in that in step S3, pen clip
The distance that folder Zhu Chu is pulled open is less than 3.8mm.
4. the detection method that a kind of pen clip according to claim 1 clips power, which is characterized in that in step S3, pen clip
The pulling force that folder Zhu Chu is pulled open is less than 20N.
5. the detection device that a kind of pen clip clips power, which is characterized in that including pedestal (1), be provided with and be used on the pedestal (1)
The grip device of pen cap is fixed, sliding is connected on the pedestal (1) fills for pulling pen clip and detecting the dynamometry of corresponding pulling force
It sets, is additionally provided with the range unit for pulling open displacement for detecting pen clip on the pedestal (1).
6. the detection method and device that a kind of pen clip according to claim 5 clips power, which is characterized in that the fixture dress
The support rod (2) including being fixed on the pedestal (1) side is set, sliding is adjusted on the support rod (2) and is connected with fixed block
(3), the clamping space (4) for clamping pen cap is formed between the fixed block (3) and the pedestal (1).
7. the detection method and device that a kind of pen clip according to claim 6 clips power, which is characterized in that the fixed block
(3) it is threaded in the clamping opening (5) offered for penetrating the support rod (2), the fixed block (3) for receiving on
The twisting bolt (6) of the clamping opening that contracts (5).
8. the detection method and device that a kind of pen clip according to claim 6 clips power, which is characterized in that the fixed block
(3) side close to the pedestal (1) offers imploded arcs slot (7), and imploded arcs slot (7) inner wall is fixed with buffer layer (8).
9. the detection method and device that a kind of pen clip according to claim 8 clips power, which is characterized in that the pedestal
(1) side close to the fixed block (3) is provided with locating cone (9) in position corresponding with imploded arcs slot (7).
10. the detection method and device that a kind of pen clip according to claim 9 clips power, which is characterized in that the positioning
Cone (9) is rotationally connected on the pedestal (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910702393.3A CN110319964B (en) | 2019-07-31 | 2019-07-31 | Method and device for detecting clamping force of pen clip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910702393.3A CN110319964B (en) | 2019-07-31 | 2019-07-31 | Method and device for detecting clamping force of pen clip |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110319964A true CN110319964A (en) | 2019-10-11 |
| CN110319964B CN110319964B (en) | 2021-10-26 |
Family
ID=68125223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910702393.3A Active CN110319964B (en) | 2019-07-31 | 2019-07-31 | Method and device for detecting clamping force of pen clip |
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| Country | Link |
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| CN (1) | CN110319964B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112729806A (en) * | 2021-01-25 | 2021-04-30 | 杨光林 | Device for detecting performance of cylindrical pen cap for office supply production |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86202315U (en) * | 1986-04-29 | 1987-07-15 | 天津师范大学 | Intelligent forcemeter for clip of pen |
| JPH10236083A (en) * | 1996-09-30 | 1998-09-08 | Ando Electric Co Ltd | Vibration pen mounting mechanism |
| US6099112A (en) * | 1997-03-03 | 2000-08-08 | Hewlett-Packard Company | Carriage stabilization during periodic valve engagement for printhead replenishment |
| US20090016800A1 (en) * | 2006-12-20 | 2009-01-15 | Sushanta Barthakur | Pen with operable clip |
| JP2011212900A (en) * | 2010-03-31 | 2011-10-27 | Zebra Pen Corp | Clip structure of writing utensil |
| CN103439045A (en) * | 2013-08-16 | 2013-12-11 | 浙江亚太机电股份有限公司 | Detecting device for drum brake |
| CN204008423U (en) * | 2014-08-08 | 2014-12-10 | 湖州市善琏湖笔厂 | Nib connects fastness detector |
| CN206100457U (en) * | 2016-08-31 | 2017-04-12 | 东莞市纳百川电子科技有限公司 | Earphone area clamping -force experiment machine |
| CN206488875U (en) * | 2017-02-08 | 2017-09-12 | 东莞市恒宇仪器有限公司 | A kind of pen cover clip is puted forth effort and tension tester |
-
2019
- 2019-07-31 CN CN201910702393.3A patent/CN110319964B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86202315U (en) * | 1986-04-29 | 1987-07-15 | 天津师范大学 | Intelligent forcemeter for clip of pen |
| JPH10236083A (en) * | 1996-09-30 | 1998-09-08 | Ando Electric Co Ltd | Vibration pen mounting mechanism |
| US6099112A (en) * | 1997-03-03 | 2000-08-08 | Hewlett-Packard Company | Carriage stabilization during periodic valve engagement for printhead replenishment |
| US20090016800A1 (en) * | 2006-12-20 | 2009-01-15 | Sushanta Barthakur | Pen with operable clip |
| JP2011212900A (en) * | 2010-03-31 | 2011-10-27 | Zebra Pen Corp | Clip structure of writing utensil |
| CN103439045A (en) * | 2013-08-16 | 2013-12-11 | 浙江亚太机电股份有限公司 | Detecting device for drum brake |
| CN204008423U (en) * | 2014-08-08 | 2014-12-10 | 湖州市善琏湖笔厂 | Nib connects fastness detector |
| CN206100457U (en) * | 2016-08-31 | 2017-04-12 | 东莞市纳百川电子科技有限公司 | Earphone area clamping -force experiment machine |
| CN206488875U (en) * | 2017-02-08 | 2017-09-12 | 东莞市恒宇仪器有限公司 | A kind of pen cover clip is puted forth effort and tension tester |
Non-Patent Citations (3)
| Title |
|---|
| 中等商业学校日用工业品商品教材选编组: "《中等专业学校试用教材 百货文化用品商品学 第3分册》", 31 July 1962, 中国财政经济出版社 * |
| 全国制笔标准化中心: "中华人民共和国国家标准自来水笔(报批稿)", 《中国制笔》 * |
| 卢超: "笔夹的夹着力及其测量", 《中国制笔》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112729806A (en) * | 2021-01-25 | 2021-04-30 | 杨光林 | Device for detecting performance of cylindrical pen cap for office supply production |
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| Publication number | Publication date |
|---|---|
| CN110319964B (en) | 2021-10-26 |
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