CN203550836U - Tool for detecting surface weakening line location degree - Google Patents
Tool for detecting surface weakening line location degree Download PDFInfo
- Publication number
- CN203550836U CN203550836U CN201320707978.2U CN201320707978U CN203550836U CN 203550836 U CN203550836 U CN 203550836U CN 201320707978 U CN201320707978 U CN 201320707978U CN 203550836 U CN203550836 U CN 203550836U
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- epidermis
- line
- weakness
- instrument
- positioning end
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- 230000003313 weakening effect Effects 0.000 title abstract description 8
- 238000001514 detection method Methods 0.000 claims abstract description 20
- 238000005187 foaming Methods 0.000 claims abstract description 20
- 210000002615 epidermis Anatomy 0.000 claims description 60
- 235000019994 cava Nutrition 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000004880 explosion Methods 0.000 description 5
- 238000003801 milling Methods 0.000 description 5
- 230000000007 visual effect Effects 0.000 description 4
- 239000006260 foam Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 210000002219 extraembryonic membrane Anatomy 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
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Abstract
The utility model relates to a detection tool, particularly relates to a tool for detecting a surface weakening line location degree, and aims to solve the disadvantage that the location degree of a surface cold knife weakening line cannot be recognized in a conventional production process. The tool for detecting the surface weakening line location degree is composed of a longitudinal part, an arc part, and a transverse part which are sequentially connected; the longitudinal part is provided with an X direction positioning end; an end surface of the transverse part sinks inward towards inside to form a Y direction positioning end; the top surfaces and / or bottom surfaces of the longitudinal part, the arc part and the transverse part form a Z direction positioning end; the longitudinal part is provided with a X direction characteristic hole; the transverse part is provided with a Y direction characteristic hole; and the weakening line is respectively arranged in the X direction characteristic hole and the Y direction characteristic hole. The tool for detecting the surface weakening line location degree can, before the foaming process, fast and accurately detect the location degree of the surface cold knife weakening line, in order to reduce the follow-up scrap situations because of the poor surface; and accordingly the safety performance of the seamless airbag is improved.
Description
Technical field
The utility model relates to a kind of testing tool, especially a kind of instrument that detects epidermis line of weakness position degree.
Background technology
Along with the development of auto industry, people are attractive in appearance to automobile, comfortable, and security performance requires more and more higher.The soft instrument panel of seamless air-bag more appears in middle-to-high end car market.The production process of seamless air-bag instrument panel is also uncomplicated, and key point is that can air bag explosion smooth opening.Soft instrument panel, by skeleton, cushions froth bed, epidermis three parts compositions.General skeleton and froth bed adopt milling cutter, hot cutter, laser etc. to weaken technique, and epidermis generally adopts hot cutter, cryoprobe, ultrasound wave etc. to weaken technique.This instrument weakens technique mainly for epidermis cryoprobe.
Epidermis weakens the residual thick position with weakening track forming, and to air bag, explosion has a great impact.If weaken track position skew, the position of epidermis line of weakness is not corresponding with the reduction groove position of instrument panel inner foam skeleton, there is position skew, cannot open along prescribed direction while making air bag explosion, epidermis and foam that air bag weakens groove periphery are subject to external force impact, there is the risk flying out, be easy to the occupant of bullet wound the passenger side side.
And weaken track, be mainly to determine by placing the lower fetal membrane of epidermis and the relative position of cryoprobe, the location of epidermis in cryoprobe fetal membrane be by Manual, weakened afterwards by corresponding cryoprobe above.If workman is in the process of epidermis that paves, corner paves not in place, or epidermis has fold, and vacuum deficiency all can cause the relative position of epidermis and cryoprobe to change, line of weakness skew.
Line of weakness skew, in cryoprobe operation, be difficult to find, subsequent production is after foaming piece milling cutter weakens, can destroy initial workpiece product, whether qualified apart from the cryoprobe line of judging according to measuring cold milling, one of every batch of detection of per tour, whether qualified with regard to the cryoprobe line of weakness of other products of None-identified like this, be unfavorable for controlling the security of air bag explosion.
Summary of the invention
For the weak point existing in the problems referred to above, the utility model provides the one can be before foamed process, identify the position degree of epidermis cryoprobe line of weakness, thereby promote seamless gasbag security performance, to reduce the follow-up instrument that causes the detection epidermis line of weakness position degree of scrapping because epidermis is bad.
For achieving the above object, the utility model provides a kind of instrument that detects epidermis line of weakness position degree, by the longitudinal part connecting successively, curved portions and transverse part, formed, on described longitudinal part, form X to positioning end, the end face of described transverse part is to its inner side depression to form Y-direction positioning end, and the top surface of described longitudinal part, described curved portions and described transverse part and/or lower surface form Z-direction positioning end; On described longitudinal part, be provided with X to feature holes, be provided with Y-direction feature holes on described transverse part, line of weakness is separately positioned on X in feature holes and Y-direction feature holes.
The instrument of above-mentioned detection epidermis line of weakness position degree, wherein, described Z-direction positioning end is the lower surface of described longitudinal part, described curved portions and described transverse part, the profile that described Z-direction positioning end and epidermis pave in foaming die cavity fits.
The instrument of above-mentioned detection epidermis line of weakness position degree, wherein, described X is arranged on to positioning end on the top end face of described longitudinal part, and described top end face is surface level, and the profile that described X paves in foaming die cavity to positioning end and epidermis fits.
The instrument of above-mentioned detection epidermis line of weakness position degree, wherein, the distal end faces of described transverse part caves in to form inner fovea part to the direction of described curved portions, and in the outer wall of described inner fovea part, the outside wall surface nearest with described Y-direction feature holes forms described Y-direction positioning end.
The instrument of above-mentioned detection epidermis line of weakness position degree, wherein, the shape of described inner fovea part is identical with the shape of air outlet in the die cavity of foaming mould.
The instrument of above-mentioned detection epidermis line of weakness position degree, wherein, described X is trapezoidal to the cross sectional shape of feature holes, be convenient to the position of visual line of weakness in feature holes, described X is greater than its bottom opening a area to the open top a area in feature holes, the shape of described open top a and described bottom opening a is square, and the width dimensions of bottom opening a is the tolerance value up and down that line of weakness is offset on directions X.
The instrument of above-mentioned detection epidermis line of weakness position degree, wherein, the cross sectional shape of described Y-direction feature holes is trapezoidal, be convenient to the position of visual line of weakness in feature holes, open top b area in described Y-direction feature holes is greater than its bottom opening b area, described open top b is shaped as trapezoidal hole, and described bottom opening b is shaped as square opening, and the width dimensions of bottom opening b is the tolerance value up and down that line of weakness is offset in the Y direction.
The instrument of above-mentioned detection epidermis line of weakness position degree, wherein, described longitudinal part, described curved portions and described transverse part are integral type structure.
To feature holes, the position in instrument is X, measures the digital-to-analogue that epidermis paves in foaming die cavity, and set to the distance of anchor point according to cryoprobe linear distance X.The position of Y-direction feature holes in instrument be, measures the digital-to-analogue that epidermis paves in foaming die cavity, and set according to the distance of cryoprobe linear distance Y-direction anchor point.
Compared with prior art, the utlity model has following advantage:
1, the utility model can, before foamed process, detect the position degree of epidermis cryoprobe line of weakness fast and accurately, with reduce follow-up because epidermis is bad, cause scrap phenomenon, thereby improve the security performance of seamless gasbag;
2, by the position degree of epidermis cryoprobe line of weakness is carried out to the detection of accuracy, also reduced panel assembly copilot side because cryoprobe line of weakness is offset the explosion risk causing, eliminated potential safety hazard;
3, by X, Y and Z-direction positioning end, to realize, X, Y and Z three-dimensional are located accurately, according to epidermis, pave in the distance of line of weakness and positioning end in die cavity that foams, the X that line of weakness in instrument is set is to the position of, Y-direction feature holes.During use, only the utility model need be fixed in foaming die cavity, check that epidermis cryoprobe line is whether in feature holes, have easy to operate, the advantage of easily identifying.
Accompanying drawing explanation
Fig. 1 is vertical view of the present utility model;
Fig. 2 be in Fig. 1 A-A to cut-open view;
Fig. 3 be in Fig. 1 B-B to cut-open view.
Main element symbol description is as follows:
1-longitudinal part 2-curved portions 3-transverse part
4-X is to positioning end 5-Y to positioning end 6-inner fovea part
7-X is to feature holes 8-Y to feature holes 9-Z to positioning end
10-open top a 11-bottom opening a 12-open top b
13-bottom opening b
Embodiment
The utility model provides a kind of instrument that detects epidermis line of weakness position degree, by the longitudinal part connecting successively, curved portions and transverse part, formed, on longitudinal part, form X to positioning end, the end face of transverse part caves in to form Y-direction positioning end to its inner side, the top surface of longitudinal part, curved portions and transverse part and/or lower surface form Z-direction positioning end, and the profile that Z-direction positioning end and epidermis pave in foaming die cavity fits; On longitudinal part, be provided with X to feature holes, be provided with Y-direction feature holes on transverse part, line of weakness is separately positioned on X in feature holes and Y-direction feature holes.
As shown in Figure 1 to Figure 3, the present embodiment consists of with transverse part 3 longitudinal part 1 connecting successively, curved portions 2, and in the present embodiment, longitudinal part, curved portions and transverse part are integral type structure.On longitudinal part 1, form X to positioning end 4, X is arranged on to positioning end 4 on the top end face of longitudinal part 1, and top end face is surface level, and X parallels with transverse part to positioning end direction, and the profile that X paves in foaming die cavity to positioning end and epidermis fits.
X is arranged on longitudinal part 1 to feature holes 7, and line of weakness is arranged on X in feature holes 7.X is trapezoidal to the cross sectional shape of feature holes 7, is convenient to the position of visual line of weakness in feature holes.At X, in feature holes, the shape of open top a10 and bottom opening a11 is square, and the area of open top a10 is greater than the area of its bottom opening a11, and the width dimensions of bottom opening a11 is the tolerance value up and down that line of weakness is offset on directions X.To feature holes, the position in instrument is X, measures the digital-to-analogue that epidermis paves in foaming die cavity, and set to the distance of anchor point according to cryoprobe linear distance X.
The distal end faces of transverse part 3 caves in to form inner fovea part 6 to the direction of its curved portions 2, and the shape of inner fovea part is identical with the shape of air outlet in the die cavity of foaming mould.In the inner wall outside of inner fovea part 6, the outside wall surface nearest with Y-direction feature holes 8 forms Y-direction positioning end 5.
Y-direction feature holes 8 is longitudinally arranged on transverse part 3, and its direction parallels with longitudinal part, and line of weakness is arranged in Y-direction feature holes 8.The cross sectional shape of Y-direction feature holes is trapezoidal, is convenient to the position of visual line of weakness in feature holes.In Y-direction feature holes, the end surface shape of open top b12 is trapezoidal hole, and in open top b12, the length on its top sides edge is greater than the length on its bottom sides edge.The end surface shape of bottom opening b13 is square opening, the width dimensions of bottom opening b is the tolerance value up and down that line of weakness is offset in the Y direction, four internal faces of Y-direction feature holes are dip plane, and by the open-topped interior edge of Y-direction feature holes, are extended to the Nei Yanchu of bottom opening.The position of Y-direction feature holes in instrument be, measures the digital-to-analogue that epidermis paves in foaming die cavity, and set according to the distance of cryoprobe line of weakness linear distance Y-direction anchor point.
In the present embodiment, Z-direction positioning end 9 is the lower surface of longitudinal part 1, curved portions 2 and transverse part 3, and the profile that Z-direction positioning end and epidermis pave in foaming die cavity fits.
The utility model is used in foamed process, during foaming, first the epidermis after baking is spread into foaming die cavity, vacuum suction puts in place, use afterwards the utility model, according to the location of X, Y and Z direction, instrument is leaned on into die cavity, observe the cryoprobe line of weakness of epidermis whether in the X and Y-direction feature holes of instrument.If the line of weakness of both direction is all in feature holes, epidermis reduction track position degree is qualified, as long as otherwise have the line of weakness of a direction not in feature holes, epidermis weakens the skew of track position degree, and this epidermis is defective, can not use.
By employing the utility model with do not use operation of the present utility model to contrast, its flow process following (form 1):
Form 1, for adopting the utility model and not using operation of the present utility model to carry out contrast table, when there is no instrument, has spread epidermis during foaming, directly matched moulds, and whether the cryoprobe line of weakness that cannot detect epidermis has skew.Cold milling after can only destroying according to the initial workpiece product of rear road milling cutter reduction operation (the 6th road order), apart from the cryoprobe line of weakness position degree of judging this batch of epidermis, is produced 100 calculating, degree of detection 1/100 according to class.If initial workpiece product is defective, all there is the risk of cryoprobe line skew in the foamed products of whole this batch, for the security performance of car load, need to all scrap, and the related loss from spoilage involving is very high.
By learning in form 1, use epidermis cryoprobe line of weakness testing tool, can detect each part epidermis line of weakness whether in margin tolerance, degree of detection 100%.Detect defectively, only scrap this part epidermis (the 2nd road order), without related loss from spoilage.
Only as described above, be only preferred embodiment of the present utility model, such as professional who are familiar with this art.After understanding technological means of the present utility model, natural energy, according to actual needs, is changed under instruction of the present utility model.Therefore all equal variation and modifications of doing according to the utility model claim, once should still belong in the scope that the utility model patent contains.
Claims (8)
1. one kind is detected the instrument of epidermis line of weakness position degree, it is characterized in that, by the longitudinal part connecting successively, curved portions and transverse part, formed, on described longitudinal part, form X to positioning end, the end face of described transverse part to its inner side depression to form Y-direction positioning end, the top surface of described longitudinal part, described curved portions and described transverse part and or lower surface formation Z-direction positioning end;
On described longitudinal part, be provided with X to feature holes, on described transverse part, be provided with Y-direction feature holes.
2. the instrument of detection epidermis line of weakness position degree according to claim 1, it is characterized in that, described Z-direction positioning end is the lower surface of described longitudinal part, described curved portions and described transverse part, and the profile that described Z-direction positioning end and epidermis pave in foaming die cavity fits.
3. the instrument of detection epidermis line of weakness position degree according to claim 2, it is characterized in that, described X is arranged on to positioning end on the top end face of described longitudinal part, and described top end face is surface level, and the profile that described X paves in foaming die cavity to positioning end and epidermis fits.
4. the instrument of detection epidermis line of weakness position degree according to claim 3, it is characterized in that, the distal end faces of described transverse part caves in to form inner fovea part to the direction of described curved portions, in the outer wall of described inner fovea part, the outside wall surface nearest with described Y-direction feature holes forms described Y-direction positioning end.
5. the instrument of detection epidermis line of weakness position degree according to claim 4, is characterized in that, in the shape of described inner fovea part and the die cavity of foaming mould, the profile of air outlet fits.
6. the instrument of detection epidermis line of weakness position degree according to claim 1, it is characterized in that, described X is trapezoidal to the cross sectional shape of feature holes, described X is greater than its bottom opening a area to the open top a area in feature holes, the shape of described open top a and described bottom opening a is square, and the width dimensions of bottom opening a is the tolerance value up and down that line of weakness is offset on directions X.
7. the instrument of detection epidermis line of weakness position degree according to claim 1, it is characterized in that, the cross sectional shape of described Y-direction feature holes is trapezoidal, open top b area in described Y-direction feature holes is greater than its bottom opening b area, described open top a is shaped as trapezoidal hole, described bottom opening b is shaped as square opening, and the width dimensions of bottom opening b is the tolerance value up and down that line of weakness is offset in the Y direction.
8. according to the instrument of arbitrary described detection epidermis line of weakness position degree in claim 1 to 7, it is characterized in that, described longitudinal part, described curved portions and described transverse part are integral type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320707978.2U CN203550836U (en) | 2013-11-11 | 2013-11-11 | Tool for detecting surface weakening line location degree |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320707978.2U CN203550836U (en) | 2013-11-11 | 2013-11-11 | Tool for detecting surface weakening line location degree |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203550836U true CN203550836U (en) | 2014-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320707978.2U Expired - Lifetime CN203550836U (en) | 2013-11-11 | 2013-11-11 | Tool for detecting surface weakening line location degree |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203550836U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108943086A (en) * | 2018-07-18 | 2018-12-07 | 南通超达装备股份有限公司 | A kind of automobile slush moulding epidermis reduction special equipment |
| CN109070374A (en) * | 2016-05-31 | 2018-12-21 | 佛吉亚（中国）投资有限公司 | For the releasing agent feeding mechanism of cryoprobe reduction and including the cryoprobe system of this device |
| CN113561453A (en) * | 2021-06-30 | 2021-10-29 | 东风延锋汽车饰件系统有限公司 | Automatic detection error-proofing device for instrument panel female die skin weakening line and using method thereof |
-
2013
- 2013-11-11 CN CN201320707978.2U patent/CN203550836U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109070374A (en) * | 2016-05-31 | 2018-12-21 | 佛吉亚（中国）投资有限公司 | For the releasing agent feeding mechanism of cryoprobe reduction and including the cryoprobe system of this device |
| CN108943086A (en) * | 2018-07-18 | 2018-12-07 | 南通超达装备股份有限公司 | A kind of automobile slush moulding epidermis reduction special equipment |
| CN108943086B (en) * | 2018-07-18 | 2024-05-03 | 南通超达装备股份有限公司 | Special equipment for weakening automobile slush molding epidermis |
| CN113561453A (en) * | 2021-06-30 | 2021-10-29 | 东风延锋汽车饰件系统有限公司 | Automatic detection error-proofing device for instrument panel female die skin weakening line and using method thereof |
| CN113561453B (en) * | 2021-06-30 | 2023-04-25 | 东风延锋汽车饰件系统有限公司 | Automatic detection error-proofing device for instrument panel female die skin weakening line and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 101300 Shunyi District Lin River Industrial Development Zone, Shun Road, No. 55, No. Patentee after: YANFENG HAINACHUAN AUTOMOTIVE TRIM SYSTEMS Co.,Ltd. Address before: 101300 Shunyi District Lin River Industrial Development Zone, Shun Road, No. 55, No. Patentee before: Yanfeng Visteon (Beijing) Automotive Trim System Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140416 |