CN208833646U - A kind of projection detection device of steel cord - Google Patents
A kind of projection detection device of steel cord Download PDFInfo
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- CN208833646U CN208833646U CN201821309967.8U CN201821309967U CN208833646U CN 208833646 U CN208833646 U CN 208833646U CN 201821309967 U CN201821309967 U CN 201821309967U CN 208833646 U CN208833646 U CN 208833646U
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- steel cord
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Abstract
The utility model relates to a kind of projection detection devices of steel cord, including detecting box, the detection box is equipped with light source and perspective plane, the light source and perspective plane are oppositely arranged, the bracket for placing steel cord to be detected is equipped between the light source and perspective plane, the bracket supports the both ends of the steel cord, and the light that the light source issues is by the steel cord orthographic projection on the perspective plane.Hole situation in the orthographic projection that device in the utility model is projected according to steel cord; the elongation of the preliminary judgement steel cord; there may be product elongation is unqualified if the steel cord in perspective view does not have hole; the detection method of the device can reduce board downtime, reduce special equipment testing cost as the supplementary means precisely detected.
Description
Technical field
The projection detection device of of the invention and a kind of detection device more particularly to a kind of steel cord.
Background technique
Steel cord is to develop product the most wide in rubber framework material, and production difficulty is maximum in metal product
Product.International synthetic fibers standardization office is in a standard to the definition of cord: " You Lianggen or two or more steel wire composition
, either structure is formed by by the combination of stock and stock or by the combination of stock and silk.Steel cord is with radial
Development, and radial is the accompaniment of auto industry and highway.Traditional bias tire is to use fiber
As framework material, and novel radial then selects steel cord as framework material, can be divided into all steel by its structure
Radial and semi-steel radial tire, the former belt and carcass all use steel cord as framework material, the latter
Belt steel cord, carcass use fiber as framework material.Car, light truck generally use semi-steel radial tire,
Heavy type truck, engineering machine vehicle use all-steel radial tyre.Steel cord is that the surface made of high-quality high-carbon steel is coated with Huang
Copper and the thin gauge steel thread or rope with specific use, are mainly used for tyres for passenger cars, light lorry-tyre, heavy type truck
The framework material of tire, heavy equipment tire and aero tyre and other rubber products.
In steel cord production process, tension force in production technology, anamorphoser crosses twirl ratio, swage pressure
Amount plays a very important role the quality requirement of twisting.And equipment control, production technology are debugged bad, are directly influenced
The straightness of steel cord, bow is high, deflection, the rejected products defect such as load-elongation (PLE), underload elongation (LLE).Tradition inspection
Survey steel cord load-elongation, the method for underload elongation is that the steel cord produced is cut to sample to be placed in elongation detection dress
It sets and carries out stretching detection, process is cumbersome.
By taking high drawing 3720HE steel cord as an example, if existing between monofilament since the steel cord of twisting includes carried interest monofilament
Hole, the size of hole directly influence the elongation index of steel cord, but worker in checkout procedure with the macroscopic visual hole
Gap is not easy to observe directly.To the elongation between specified force using drawing in 2016 steel cord test method of GB/T33159-
Power machine testing, key step: a, starting pulling force machine equipment select defined force value range, gauging fixture assembling condition, setting mark
Away from (500 ± 1) mm, and tensile speed is set as 10mm/min.B, the sample for taking about 600mm long is melted, is clamped in up and down
Fixture, it is ensured that sample in the clip between position, pretension control in the N of 0 N ~ 1, it is ensured that sample does not relax.C, starting device, note
Record test result.
Summary of the invention
The purpose of this utility model is to provide one kind directly to see convenient for detection steel cord elongation index at any time and naked eyes
The device of twisting pore size is examined, the apparatus structure is simple and light, and it is easy to remove, it can directly be estimated on production equipment board
The hole between steel cord twisting monofilament strands is detected, compared with traditional detection method, which can be realized in production process
It directly detects, without shutting down phenomenon caused by board thread-changing detection.
Technical solution adopted in the utility model are as follows: a kind of projection detection device of steel cord, including detection box, it is described
It detects box and is equipped with light source and perspective plane, the light source and perspective plane are oppositely arranged, are equipped between the light source and perspective plane
For placing the bracket of steel cord to be detected, the bracket supports the both ends of the steel cord, and the light that the light source issues will
The steel cord orthographic projection is on the perspective plane.
Further, the detection box is rectangular parallelepiped structure, and the detection box includes the first side being oppositely arranged and the
Two side faces, the first side are perspective plane, the light source are arranged in the second side, the detection box further includes third side
Face and the 4th side offer the notch for placing the steel cord on the third side and the 4th side.
Further, the light source is the LED light source of strip, and the LED light source of strip is parallel with the perspective plane, described
LED light source is set to the inner wall of the detection box.
Further, the perspective plane is ground glass.
Further, it is equipped with the first groove and the second groove in the outside of the detection box, second groove is set to
On the perpendicular bisector of first groove, the magnet for fixing steel cord is equipped at the both ends of first groove.
Further, the detection box is rectangular parallelepiped structure, and first groove and the second groove are set to the detection
On the same side of box.
In the orthographic projection that beneficial effect caused by the present invention includes: 1, the device in the present invention is projected according to steel cord
Hole situation, the elongation index of the preliminary judgement steel cord, there may be elongations for product if not having hole in perspective view
Unqualified risk needs by pulling force machine testing and can quickly debug lathe in time, can avoid continuously generating elongation
Rate rejected product.The detection method of the device can reduce board downtime, reduce specially as the supplementary means precisely detected
With equipment testing cost；2, the present invention takes closed box body as detection box, makes insufficient light in box, darker, is conducive to see
Examine the projection of steel cord.3, orthogonal groove is set on the device in the present invention, convenient for detecting the bow height of steel cord, increases
Detect the purposes of box.
Detailed description of the invention
The perspective view of detection device in Fig. 1 present invention；
The top view of detection device in Fig. 2 present invention；
The left view of detection device in Fig. 3 present invention；
1, steel cord in figure, the 2, first groove, the 3, second groove, 4, magnet, 5, notch, 6, light source, 7, first side, 8,
Second side, 9, third side, the 10, the 5th side.
Specific embodiment
Further details of explanation is done to the present invention with reference to the accompanying drawings and detailed description, it should be appreciated that
The protection scope of the present invention is not limited by the specific implementation manner.
As shown in Figure 1-3, the detection device of one of present invention steel cord 1 includes detection box, detection box is cuboid
Structure, including first side 7, second side 8, third side 9, the 4th side, the 5th side 10 and the 6th side, first side
7 and second side 8 before and after be oppositely arranged, third side 9 and the 4th side or so are oppositely arranged, the 5th side 10 and the 6th side
It is oppositely arranged up and down.It is set as perspective plane in first side 7, the tone on the perspective plane is partially white, and light source is arranged in second side 8
6, the inner wall of second side 8 is arranged in light source 6, and steel cord 1 is arranged between first side 7 and second side 8 by bracket, light
The orthographic projection of steel cord 1 is projeced on perspective plane by source 6, and for the ease of viewing perspective view outside detection box, first side 7 is set
It is set to ground glass, i.e. projectable is convenient for observing again.
In order to guarantee drop shadow effect, light source 6 is the LED light source 6 of strip, LED light source 6, steel cord 1 and the perspective plane of strip
It is parallel to each other.
Bracket in the present invention can be that the bracket being arranged in detection box is used to support 1 both ends of steel cord, or
Through-hole through third side 9 and the 4th side is penetrated when placing steel cord 1 by through-hole.It can also be to be arranged on box body
Notch 5, notch 5 are arranged on third side 9, the 4th side and the 5th side 10, and it is independent that notch 5, which divides the 5th side 10,
It two pieces, when placing steel cord 1, is directly placed by notch 5.The design method of notch 5 and through-hole is by third side 9 and the 4th
Play the role of bracket in side.
LED light source 6 can project the image of steel cord 1 on ground glass, observe between 1 twisting stock of steel cord and stock
Pore size, to judge the control situation of 1 load-elongation of steel cord (PLE), underload elongation (LLE) etc. indexs.
The outside of detection box in the present invention is equipped with the first groove 2 and the second groove 3, and second groove 3 is set to institute
On the perpendicular bisector for stating the first groove 2, the magnet 4 for fixing steel cord 1 is equipped at the both ends of first groove 2.The inspection
Survey box is rectangular parallelepiped structure, and first groove 2 and the second groove 3 are set on the same side of the detection box.The present invention
First groove 2, the second groove 3 and magnet 4 are arranged in ground glass side, that is, first side 7.The design can detecte steel curtain
The bow of line 1 is high.When needing detection control bow high such as the HI high impact equal-specification steel cord 1 of production, according to GB/33159-2016 steel curtain
1 test method of line directly takes 1 sample of steel cord of 400 ~ 500mm of length, sample is arched with hand and is placed on the detection up
On device, two fingers are gently pinned sample and are slowly up translated along first side 7, until sample is lived by strong magnetic,
It reads sample upper limb and the numerical value of the scale the tangent on vertical master scale ruler and records result.
Such as produce the elongation control feelings that high drawing equal-specification steel cord 1 needs to observe twisting loosening degree and steel cord 1
Condition directly takes 1 sample of steel cord to be placed in the detection device and forms image, according to different size steel after opening LED light emitter
The elongation of pore size judgement sample of the cord 1 in predetermined size and loose indication range, to confirm the gauge steel curtain
Whether the board of line 1 needs to carry out technique adjustment.The device is easy to operate, can Instructing manufacture control product quality refer to
Mark, easy to maintain, the advantages such as use cost is low.
A kind of projection detection device of steel cord is such as directed to the elongation index of high drawing steel cord, can be used as production
The easy detection instrument of worker be can't see with reference to the control situation of elongation index, such as high elongation cord of twisting by projection
Hole may have the unqualified risk of elongation, pulling force machine testing need to be used, as viewed in projection to hole can directly drive to give birth to
It produces.The strander platform equipment of mainly large-scale production high drawing steel cord occupancy is more, in addition to strict implement standardized work, sternly
Lattice are outer by process flow production, and controlling in actual production process all to carry out full inspection high drawing steel cord using puller system
Elongation index, therefore the detection device has been invented in design, facilitates employee to pass through range estimation hole to judge elongation index.
The above is only a preferred embodiment of the present invention, and the present invention is not limited in the content of embodiment.For in this field
Technical staff for, can have various change and change within the scope of technical solution of the present invention, made any variation and
Change, within that scope of the present invention.
Claims (6)
1. a kind of projection detection device of steel cord, it is characterised in that: including detecting box, the detection box is equipped with light source and throwing
Shadow face, the light source and perspective plane are oppositely arranged, and are equipped between the light source and perspective plane for placing steel cord to be detected
Bracket, the bracket supports the both ends of the steel cord, and the light that the light source issues is by the steel cord orthographic projection in institute
It states on perspective plane.
2. the projection detection device of steel cord according to claim 1, it is characterised in that: the detection box is cuboid knot
Structure, the detection box include the first side and second side being oppositely arranged, and the first side is perspective plane, described second side
The light source is set on face, and the detection box further includes third side and the 4th side, in the third side and the 4th side
On offer notch for placing the steel cord.
3. the projection detection device of steel cord according to claim 1, it is characterised in that: the light source is the LED of strip
Light source, the LED light source of strip is parallel with the perspective plane, and the LED light source is set to the inner wall of the detection box.
4. the projection detection device of steel cord according to claim 1, it is characterised in that: the perspective plane is frosted glass
Glass.
5. the projection detection device of steel cord according to claim 1, it is characterised in that: set on the outside of the detection box
There are the first groove and the second groove, second groove is set on the perpendicular bisector of first groove, in first groove
Both ends be equipped with magnet for fixing steel cord.
6. the projection detection device of steel cord according to claim 5, it is characterised in that: the detection box is cuboid knot
Structure, first groove and the second groove are set on the same side of the detection box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821309967.8U CN208833646U (en) | 2018-08-15 | 2018-08-15 | A kind of projection detection device of steel cord |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821309967.8U CN208833646U (en) | 2018-08-15 | 2018-08-15 | A kind of projection detection device of steel cord |
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| Publication Number | Publication Date |
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| CN208833646U true CN208833646U (en) | 2019-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821309967.8U Active CN208833646U (en) | 2018-08-15 | 2018-08-15 | A kind of projection detection device of steel cord |
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| CN (1) | CN208833646U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112539944A (en) * | 2020-11-23 | 2021-03-23 | 赛轮集团股份有限公司 | Measurement control method for elongation and flexibility of carcass cord of all-steel radial tire |
-
2018
- 2018-08-15 CN CN201821309967.8U patent/CN208833646U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112539944A (en) * | 2020-11-23 | 2021-03-23 | 赛轮集团股份有限公司 | Measurement control method for elongation and flexibility of carcass cord of all-steel radial tire |
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