CN210730574U - Device for reducing arc height of steel cord - Google Patents
Device for reducing arc height of steel cord Download PDFInfo
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- CN210730574U CN210730574U CN201921500050.0U CN201921500050U CN210730574U CN 210730574 U CN210730574 U CN 210730574U CN 201921500050 U CN201921500050 U CN 201921500050U CN 210730574 U CN210730574 U CN 210730574U
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- shaped grooved
- grooved wheel
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Abstract
The utility model provides a device for reducing the arc height of a steel cord, which comprises a connecting plate; the upper wire passing wheel group comprises a U-shaped wheel and two V-shaped wheels and is arranged at the upper end of the connecting plate; the lower wire passing wheel set comprises a U-shaped wheel and three V-shaped wheels and is arranged at the lower end of the connecting plate. The utility model discloses install additional before steel cord production gets into the I-shaped wheel and receive line I-shaped wheel rotation opposite with steel cord and cross the line wheelset, increase the reverse predeformation of camber wheel to steel cord in steel cord production process and reach and reduce steel cord ageing rear wheel bottom arc height level and reduce and decide the first frequency of sticking up, improve the straightness of tire factory curtain cloth when calendering, improve product quality, reduce the loss, improve the degree of automation of whole production line.
Description
Technical Field
The utility model relates to a steel cord production technical field especially relates to a reduce device that steel cord arc is high.
Background
The steel cord is a thin steel strand or rope which is made of high-quality high-carbon steel, has brass plated on the surface and has special purposes. The rubber composite material is mainly used for car tires, light truck tires, heavy truck tires, engineering machinery vehicle tires, airplane tires and other rubber product framework materials. The radial ply tire manufactured by adopting the steel cord as the reinforcing material has the advantages of long service life, high driving speed, puncture resistance, good elasticity, safety, comfort, fuel saving and the like; in the cutting and splicing process of the rubber cord fabric produced by calendering in a tire factory, the problems that the cord fabric cannot pass through a cutter, conveying is blocked and accumulated, alignment cannot be carried out during splicing and the like are often caused due to the problem of head warping, the continuous operation of automatic production is influenced, and waste products are generated; the warp of the rubber curtain cloth is caused by the fact that the steel curtain wire in the curtain cloth has larger arc height, so that the curtain cloth is bent; the steel cord camber is generated because the cord is wound on a finished spool after being twisted into a rope, and the steel cord camber is bent towards the spool surface due to the winding tension applied externally for a long time. The existing arc-height wheel device is widely applied to the production of steel cords, but the existing arc-height wheel device cannot meet the requirement of product quality along with the development of the steel cords.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a reduce device that steel cord arc is high solves the tire factory and decides and the in-process of concatenation because there is great arc height in the steel cord of curtain cloth at the rubber curtain cloth of calendering production and causes rubber curtain cloth nose, leads to that the curtain cloth can't pass through the cut-off knife, carry to be obstructed and piles up, can't align during the concatenation, easily produces the waste product, influences the degree of automation scheduling problem of whole production line.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a reduce device that steel cord arc is high which characterized in that: the cable guide plate comprises a connecting plate, an upper cable passing wheel set and a lower cable passing wheel set, wherein the upper cable passing wheel set comprises an upper U-shaped grooved wheel, an upper V-shaped grooved wheel A and an upper V-shaped grooved wheel B which are sequentially arranged, the upper cable passing wheel set is arranged at the upper end of the connecting plate, and the groove type combination of the upper cable passing wheel set is UVV; the lower wire passing wheel set comprises a lower U-shaped grooved wheel, a lower V-shaped grooved wheel A, a lower V-shaped grooved wheel B and a lower V-shaped grooved wheel C which are sequentially arranged, the lower wire passing wheel set is installed at the lower end of the connecting plate, and the groove type combination of the lower wire passing wheel set is UVVV; the steel cord passes through the upper wire passing wheel set and the lower wire passing wheel set according to the sequence of the lower U-shaped grooved wheel, the upper U-shaped grooved wheel, the lower V-shaped grooved wheel A, the upper V-shaped grooved wheel A, the lower V-shaped grooved wheel B, the upper V-shaped grooved wheel B and the lower V-shaped grooved wheel C.
Preferably, the distance between the top ends of the two inclined planes of the V-shaped grooves of all the V-shaped grooved wheels is 0.2-0.3 mm.
Preferably, the distance between the top ends of the two inclined surfaces of the V-shaped groove of the V-shaped grooved wheel is 0.25 mm.
Preferably, the diameters of the 3 wire passing wheels of the upper wire passing wheel group and the 4 wire passing wheels of the lower wire passing wheel group are both 70 mm.
Preferably, the U-shaped grooved wheel in the upper wire passing wheel set is independent of the upper V-shaped grooved wheel A and the upper V-shaped grooved wheel B, and the upper V-shaped grooved wheel A and the upper V-shaped grooved wheel B are an integral body; the U-shaped grooved wheel in the lower wire passing wheel set is mutually independent of the lower V-shaped grooved wheel A, the lower V-shaped grooved wheel B and the lower V-shaped grooved wheel C, and the lower V-shaped grooved wheel A, the lower V-shaped grooved wheel B and the lower V-shaped grooved wheel C are a whole.
Preferably, the U-shaped grooved wheel, the upper V-shaped grooved wheel A and the upper V-shaped grooved wheel B in the upper wire passing wheel group coaxially rotate and are all fixed on the connecting plate through the same wire passing wheel shaft; the lower U-shaped grooved wheel, the lower V-shaped grooved wheel A, the lower V-shaped grooved wheel B and the lower V-shaped grooved wheel C in the lower wire passing wheel group coaxially rotate and are fixed on the connecting plate through the same wire passing wheel shaft.
Preferably, the two sides of the upper wire passing wheel set are provided with limiting blocks, and the two sides of the lower wire passing wheel set are provided with limiting blocks.
Compared with the prior art, the utility model discloses a reduce device that steel cord arc is high, install before the steel cord production gets into the I-shaped wheel additional with the steel cord receive the line I-shaped wheel rotation opposite cross the line wheelset, can apply a reverse predeformation to steel cord itself, thereby caused steel cord arc height when effectually offsetting the steel cord rolling, improved the straightness of tire factory curtain cloth when the calendering, and can not cause the transmission because of the curtain cloth stick up the head and be obstructed deciding the butt joint in-process, butt joint scrap (bridge) scheduling quality problem. When the steel cord passes through a plurality of V-shaped grooved wheels, the straightness and tightness of the steel cord can be improved through the extrusion of the V-shaped grooves, and the quality of the steel cord is further improved. The utility model discloses can improve product quality, reduce the loss, improve the degree of automation of whole production line.
Drawings
The foregoing and other objects, features, and advantages of the invention will be apparent from the following detailed description taken in conjunction with the accompanying drawings. Wherein:
fig. 1 is a schematic structural diagram of a device for reducing the arc height of a steel cord according to an embodiment of the present invention.
Detailed Description
In order to further understand the objects, structures, features and functions of the present invention, the following embodiments are described in detail.
Referring to fig. 1, a schematic structural diagram of a device for reducing the arc height of a steel cord according to an embodiment of the present invention includes a connecting plate 8, an upper cord passing wheel set and a lower cord passing wheel set, the upper cord passing wheel set includes an upper U-shaped groove wheel 5, an upper V-shaped groove wheel a6 and an upper V-shaped groove wheel B7, which are sequentially arranged, the upper cord passing wheel set is installed at the upper end of the connecting plate 8, and a groove combination of the upper cord passing wheel set is UVV; the lower wire passing wheel set comprises a lower U-shaped grooved wheel 1, a lower V-shaped grooved wheel A2, a lower V-shaped grooved wheel B3 and a lower V-shaped grooved wheel C4 which are sequentially arranged, the lower wire passing wheel set is installed at the lower end of the connecting plate 8, and the groove type combination of the lower wire passing wheel set is UVVV; the steel cord passes through the upper wire passing wheel set and the lower wire passing wheel set according to the sequence of the lower U-shaped grooved wheel 1, the upper U-shaped grooved wheel 5, the lower V-shaped grooved wheel A2, the upper V-shaped grooved wheel A6, the lower V-shaped grooved wheel B3, the upper V-shaped grooved wheel B7 and the lower V-shaped grooved wheel C4.
The utility model discloses a reduce device that steel cord arc is high's working process as follows: the steel cord enters from a lower wire wheel group U-shaped wheel 1, sequentially passes through an upper wire wheel group U-shaped wheel 5, a lower wire wheel group V-shaped wheel 2, an upper wire wheel group V-shaped wheel 6, a lower wire wheel group V-shaped wheel 3 and an upper wire wheel group V-shaped wheel 7, is wound out from a lower wire wheel group V-shaped wheel 4, the winding direction of the steel cord is clockwise, and is opposite to the winding direction of a spool, the steel cord is wound for 3 times through different paying-off, a wire passing wheel group rotating opposite to the rotation of the steel cord winding-up spool is additionally arranged before the steel cord enters the spool in production, a reverse pre-deformation can be applied to the steel cord, so that the arc height of the steel cord is effectively offset when the steel cord is wound, the straightness of the cord in calendering of a tire factory is improved, and the quality problems of blocked butt joint and lapping caused by the warping of the cord in the cutting and butt joint process are avoided. When the steel cord passes through a plurality of V-shaped grooved wheels, the straightness and tightness of the steel cord can be improved through the extrusion of the V-shaped grooves, and the quality of the steel cord is further improved.
In one embodiment, the distance between the top ends of the two inclined planes of the V-shaped grooves of all the V-shaped grooved wheels is 0.2-0.3 mm, namely the included angle of the V-shaped grooves of the V-shaped grooved wheels is reduced, so that the steel cord can be further extruded, and the straightness and tightness of the steel cord are improved; furthermore, the distance between the top ends of the two inclined surfaces of the V-shaped groove of the V-shaped grooved wheel is 0.25 mm, so that better production quality can be obtained.
Preferably, the diameters of the 3 wire passing wheels of the upper wire passing wheel group and the 4 wire passing wheels of the lower wire passing wheel group are both 70 mm.
The technical size of the existing camber wheel is improved, the included angle between the diameter of a guide wheel and the groove shape of the camber wheel is reduced, a wire passing wheel set which rotates opposite to a steel cord wire winding spool is additionally arranged before a steel cord is produced and enters the spool, the reverse pre-deformation of the camber wheel to the steel cord is increased in the production process of the steel cord, the frequency of cutting and warping of the wheel bottom camber level is reduced after the steel cord is reduced in aging, and the straightness of the cord fabric during rolling in a tire factory is improved.
Preferably, the U-shaped sheave 5, the upper V-shaped sheave a6 and the upper V-shaped sheave B7 in the upper wire passing wheel set are independent from each other, and the upper V-shaped sheave a6 and the upper V-shaped sheave B7 are an integral body; the lower U-shaped grooved wheel 1, the lower V-shaped grooved wheel A2, the lower V-shaped grooved wheel B3 and the lower V-shaped grooved wheel C4 in the lower wire passing wheel set are mutually independent, and the lower V-shaped grooved wheel A, the lower V-shaped grooved wheel B and the lower V-shaped grooved wheel C are integrated. The U-shaped grooved wheel and the V-shaped grooved wheel do not influence each other when rotating, and the requirement that steel wires of different sections move simultaneously can be met.
Preferably, the U-shaped sheave 5, the upper V-shaped sheave a6 and the upper V-shaped sheave B7 in the upper wire passing wheel set rotate coaxially and independently, and are all fixed on the connecting plate 8 through the same wire passing shaft 9; the lower U-shaped grooved wheel 1, the lower V-shaped grooved wheel A2, the lower V-shaped grooved wheel B3 and the lower V-shaped grooved wheel C4 in the lower wire passing wheel set coaxially rotate and are fixed on the connecting plate 7 through the same wire passing shaft 9.
Preferably, the limiting blocks are arranged on the two sides of the upper wire passing wheel set, the limiting blocks are arranged on the two sides of the lower wire passing wheel set, the position of the wire passing wheel set can be limited, the left and right shaking of the wire passing wheel set is prevented, and the quality of a final finished product is influenced.
The utility model discloses a reduce device that steel cord arc is high improves through current arc height wheel technology size, reduce guide pulley diameter and arc height race type contained angle, install before steel cord production gets into the I-shaped wheel with steel cord receipts line I-shaped wheel rotation opposite cross the line wheelset, increase the reverse predeformation of arc height wheel pair steel cord in steel cord production process and reach and reduce steel cord ageing rear wheel bottom arc height level and reduce and decide the first frequency of sticking up, improve the straightness of tire factory curtain cloth when calendering, improve product quality, the loss is reduced, improve the degree of automation of whole production line.
The present invention is not limited to the above-described embodiments, and those skilled in the art can make modifications or changes without departing from the spirit of the present invention.
Claims (7)
1. The utility model provides a reduce device that steel cord arc is high which characterized in that: the cable guide plate comprises a connecting plate, an upper cable passing wheel set and a lower cable passing wheel set, wherein the upper cable passing wheel set comprises an upper U-shaped grooved wheel, an upper V-shaped grooved wheel A and an upper V-shaped grooved wheel B which are sequentially arranged, the upper cable passing wheel set is arranged at the upper end of the connecting plate, and the groove type combination of the upper cable passing wheel set is UVV; the lower wire passing wheel set comprises a lower U-shaped grooved wheel, a lower V-shaped grooved wheel A, a lower V-shaped grooved wheel B and a lower V-shaped grooved wheel C which are sequentially arranged, the lower wire passing wheel set is installed at the lower end of the connecting plate, and the groove type combination of the lower wire passing wheel set is UVVV; the steel cord passes through the upper wire passing wheel set and the lower wire passing wheel set according to the sequence of the lower U-shaped grooved wheel, the upper U-shaped grooved wheel, the lower V-shaped grooved wheel A, the upper V-shaped grooved wheel A, the lower V-shaped grooved wheel B, the upper V-shaped grooved wheel B and the lower V-shaped grooved wheel C.
2. The device for reducing the arc height of the steel cord as claimed in claim 1, wherein: the distance between the top ends of the two inclined planes of the V-shaped grooves of all the V-shaped grooved wheels is 0.2-0.3 mm.
3. The device for reducing the arc height of the steel cord as claimed in claim 2, wherein: the distance between the top ends of the two inclined planes of the V-shaped groove of the V-shaped grooved wheel is 0.25 mm.
4. The device for reducing the arc height of the steel cord as claimed in claim 1, wherein: the diameters of the 3 wire passing wheels of the upper wire passing wheel group and the 4 wire passing wheels of the lower wire passing wheel group are both 70 mm.
5. The device for reducing the arc height of the steel cord as claimed in claim 1, wherein: the U-shaped grooved wheel in the upper wire passing wheel set is independent of the upper V-shaped grooved wheel A and the upper V-shaped grooved wheel B, and the upper V-shaped grooved wheel A and the upper V-shaped grooved wheel B are an integral body; the U-shaped grooved wheel in the lower wire passing wheel set is mutually independent of the lower V-shaped grooved wheel A, the lower V-shaped grooved wheel B and the lower V-shaped grooved wheel C, and the lower V-shaped grooved wheel A, the lower V-shaped grooved wheel B and the lower V-shaped grooved wheel C are a whole.
6. The device for reducing the arc height of the steel cord as claimed in claim 5, wherein: the U-shaped grooved wheel, the upper V-shaped grooved wheel A and the upper V-shaped grooved wheel B in the upper wire passing wheel group coaxially rotate and are all fixed on the connecting plate through the same wire passing wheel shaft; the lower U-shaped grooved wheel, the lower V-shaped grooved wheel A, the lower V-shaped grooved wheel B and the lower V-shaped grooved wheel C in the lower wire passing wheel group coaxially rotate and are fixed on the connecting plate through the same wire passing wheel shaft.
7. The device for reducing the arc height of the steel cord as claimed in claim 6, wherein: the limiting blocks are arranged on two sides of the upper wire passing wheel set, and the limiting blocks are arranged on two sides of the lower wire passing wheel set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921500050.0U CN210730574U (en) | 2019-09-10 | 2019-09-10 | Device for reducing arc height of steel cord |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921500050.0U CN210730574U (en) | 2019-09-10 | 2019-09-10 | Device for reducing arc height of steel cord |
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| Publication Number | Publication Date |
|---|---|
| CN210730574U true CN210730574U (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921500050.0U Active CN210730574U (en) | 2019-09-10 | 2019-09-10 | Device for reducing arc height of steel cord |
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| CN (1) | CN210730574U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114575174A (en) * | 2022-03-17 | 2022-06-03 | 江苏宝钢精密钢丝有限公司 | Bow height control device for steel cord |
-
2019
- 2019-09-10 CN CN201921500050.0U patent/CN210730574U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114575174A (en) * | 2022-03-17 | 2022-06-03 | 江苏宝钢精密钢丝有限公司 | Bow height control device for steel cord |
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