CN201473675U - Needle-type pre-deformer twisted by steel cords - Google Patents
Needle-type pre-deformer twisted by steel cords Download PDFInfo
- Publication number
- CN201473675U CN201473675U CN2009203031330U CN200920303133U CN201473675U CN 201473675 U CN201473675 U CN 201473675U CN 2009203031330 U CN2009203031330 U CN 2009203031330U CN 200920303133 U CN200920303133 U CN 200920303133U CN 201473675 U CN201473675 U CN 201473675U
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- CN
- China
- Prior art keywords
- fixed disk
- predeformation
- deformer
- steel wire
- steelwire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B7/00—Details of, or auxiliary devices incorporated in, rope- or cable-making machines; Auxiliary apparatus associated with such machines
- D07B7/02—Machine details; Auxiliary devices
- D07B7/025—Preforming the wires or strands prior to closing
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- Ropes Or Cables (AREA)
Abstract
The utility model aims to provide a needle-type pre-deformer twisted by steel cords, which comprises a deformer seat, a distributing terminal plate, a lower fixed plate, an adjusting plate, an upper fixed plate and a pre-deformed shaft; the deformer seat is provided with a central cutting fiber sleeve; and a cutting fiber sleeve is arranged on the distributing terminal plate. The needle-type pre-deformer is characterized in that hard alloy needles are fixed on the lower fixed plate, the adjusting plate and the upper fixed plate respectively; and straight keys for adjusting the straight-line distance among hard alloy needles are fixed on the pre-deformed shaft. The utility model adopts the hard alloy needles as steelwire contact elements and adjusts the angles among the alloy needles to achieve the pre-deforming purpose. The hard alloy needles can replace the flat hard alloy sleeves to serve as a mechanical contact structure for bending the steelwire, and the sliding friction of the steelwire during the pre-deforming process is converted into a rolling friction, thereby improving the damage on the surface of the steelwire during the pre-deforming process and reducing the influence to the mechanical property and geometric structure of the steelwire.
Description
Technical field
The utility model relates to a kind of device of regulating predeformation amount when steel wire is twisted into the steel cord, particularly a kind of steel cord twisting pin type pre-former.
Background technology
The steel cord is the framework material that is applied to rubber tyre.The twisting principle that steel wire is twisted into cord is: steel wire is made uniform circular motion by the rotary body drive of equipment, is driven by draw-gear again simultaneously and at the uniform velocity advances, and makes steel wire be the geometry of cylindrical screw in cord.The effect of pre-former is to make steel wire enter machinery advanced line bend distortion before reversing, the twisting tension force of steel wire is reached unanimity, eliminate because the tension force inequality causes the influence to the whole mechanical property of cord, geometry, especially improve the loose condition (of surface) of steel wire in the steel cord.And the making of the steel cord of the different lay pitch (fixed range of steel wire helical structure in the steel cord) needs different predeformation amounts, and regulating predeformation amount easily has positive effect to actual production.
At present, general pre-former structure be on the predeformation axle and noseplate on otch, slot-open-section is inlayed by the hard metal tip (cover) of flat, alloy partly directly contacts with steel wire, make steel wire carry out bending by sliding friction before reversing a little entering twisting, obtain necessary deflection.And for example Chinese utility model patent ZL200420108954.6 relates to a kind of steel wire pre-former, comprise predeformation axle, fixed disk, noseplate and before, during and after be out of shape sheet; One end of predeformation axle is a fixed disk, noseplate is positioned at the centre of predeformation axle, the distortion sheet is fixed on the top of the predeformation axle other end before it is characterized by, in back distortion sheet, a latch groove is arranged, one latch is arranged on the predeformation axle, corresponding with the latch groove of back distortion sheet, middle distortion sheet is in the centre of preceding distortion sheet and back distortion sheet; On the predeformation axle of distortion sheet rear end, back, a nut is arranged.This predeformation device is fixed the bending radius of steel wire, can only change whole predeformation device when needs change predeformation amount, simultaneously, because the bending of steel wire is obtained by sliding friction, very easily damages the coating of Steel Wire Surface during distortion.And the steel cord is because of needs and rubber adhesion, so at electroplating surface one deck brass, when overlay coating came off, the bonding force of steel cord and rubber can descend, so this pre-former is bigger to the surface quality influence of steel cord.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of steel cord twisting pin type pre-former, adopt the carbide alloy pin to replace flat carbide alloy cover as steel wire being carried out crooked mechanical contact structures, change the sliding friction of steel wire when the predeformation into rolling friction, to the damage of Steel Wire Surface, and reduced influence when having improved predeformation to mechanical properties of wires, geometry.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of steel cord twisting pin type pre-former, comprise anamorphoser seat, noseplate, lower fixed disk, adjustment dish, go up fixed disk and predeformation axle, the anamorphoser seat is provided with the center and crosses silk braid, noseplate was provided with silk braid, it is characterized in that: be fixed with the carbide alloy pin respectively on lower fixed disk, adjustment dish, the last fixed disk, be fixed with the flat key of regulating air line distance between the carbide alloy pin on the predeformation axle.The utility model adopt the carbide alloy pin as with the contact of steel wire, by adjusting the purpose that angle between the alloy needle reaches predeformation.Three fixing on carbide alloy pin is one group on lower fixed disk, adjustment dish, the last fixed disk, and the bending radius of the angle decision steel wire between these three carbide alloy pins realizes its plastic deformation.Can be fixed with some groups of carbide alloy pins on lower fixed disk, adjustment dish, the last fixed disk.
As optimization, described carbide alloy pin and lower fixed disk, adjustment dish, go up between the fixed disk and be connected with bearing respectively.During predeformation, only there is rolling friction between steel wire and the carbide alloy pin, reduced the damage of predeformation Steel Wire Surface coating.
As optimization, lower fixed disk, adjustment dish, last fixed disk are fixed on the predeformation axle by nut, and the position between the three is rotatable, thereby play the effect of regulating the steel wire bending radius, with the convenient predeformation amount of regulating.
The utility model adopts the carbide alloy pin to replace flat carbide alloy cover as steel wire being carried out crooked mechanical contact structures.Pass during the steel wire motion and play the predeformation amount that flecition obtains necessity between three carbide alloy pins.The carbide alloy pin is connected with noseplate (being fixed on the predeformation axle) by rolling bearing, carries out rolling friction during the steel wire motion and between the carbide alloy pin.Three carbide alloy pins are connected on three noseplates, three noseplates are nested on the predeformation axle by the nut of center, position mutual when needing can rotate, and the angle between the convenient adjustment carbide alloy pin is to reach the purpose of regulating predeformation amount.
The utility model compact conformation, when the steel wire twisting, both reached the purpose of predeformation, reduced again to the damage of the coating of Steel Wire Surface with to the influence of mechanical properties of wires, geometry, the surface quality that has improved steel wire significantly makes it be difficult for fracture of wire, the convenient simultaneously predeformation amount of regulating.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the cross-sectional schematic of Fig. 1 along the A-A line.
Fig. 3 adopts the schematic diagram of the utility model to steel wire predeformation.
Label declaration: 1 crosses silk braid, and silk braid is crossed at 2 centers, 3 anamorphoser seats, 4 noseplates, 5 lower fixed disks, 6 adjustment dishes, fixed disk on 7,8 packing rings, 9 spring washers, 10 nuts, 11 bearings, 12 carbide alloy pins, 13 flat keys, 14 predeformation axles, 15 steel wires, 16 distortion back steel wires.
The specific embodiment
As depicted in figs. 1 and 2, a kind of steel cord twisting pin type pre-former, comprise anamorphoser seat 3, noseplate 4, lower fixed disk 5, adjustment dish 6, go up fixed disk 7 and predeformation axle 14, anamorphoser seat 3 is provided with the center and crosses silk braid 2, noseplate 4 was provided with silk braid 1, be fixed with carbide alloy pin 12 respectively on lower fixed disk 5, adjustment dish 6, the last fixed disk 7, be fixed with the flat key 13 of regulating air line distance between the carbide alloy pin 12 on the predeformation axle 14.Carbide alloy pin 12 and lower fixed disk 5, adjustment dish 6, go up between the fixed disk 7 and be connected with bearing 11 respectively.Lower fixed disk 5, adjustment dish 6, last fixed disk 7 are fixed on the predeformation axle by nut 10, and the position between the three is rotatable, thereby play the effect of regulating the steel wire bending radius, with the convenient predeformation amount of regulating.Be provided with packing ring 8 and spring washer 9 between nut 10 and the predeformation axle 14.Three carbide alloy pins 12 are one group, are used to be out of shape a steel wire, and the bending radius of the angle decision steel wire that these three carbide alloy pins are 12 realizes its plastic deformation.In the present embodiment, be provided with 12 groups of carbide alloy pins altogether on lower fixed disk 5, adjustment dish 6, the last fixed disk 7, also can be provided with some groups of carbide alloy pins as required.
The pre-former frame is installed in the twisting machine cabin, steel wire is from silk braid 2, noseplate 4, lower fixed disk 5, adjustment dish 6 are crossed in silk braid 1, center excessively, upward fixed disk 7 is drawn and arrived twisted some position before, steel wire is crossed silk braid 2, is crossed silk braid 1 control direction of advance by the center, comes together in the twisting point of twisting.As shown in Figure 3, steel wire 15 passes three carbide alloy pins 12 on lower fixed disk 5, adjustment dish 6, the fixed disk 7 successively when advancing, and is distortion back steel wire 16 afterwards, thereby reaches crooked purpose.Three carbide alloy pins 12 attach to lower fixed disk 5, adjustment dish 6, go up on the fixed disk 7 by the bearing 11 of bottom, when steel wire advances, only have rolling friction between steel wire and the carbide alloy pin 12.Because the damping of the damping ratio sliding friction of rolling friction is little a lot, so this constructional device is much smaller to the damage of Steel Wire Surface coating.Simultaneously, lower fixed disk 5, adjustment dish 6, last fixed disk 7 are fixed by nut 10, when unscrewing nut 10, lower fixed disk 5, adjustment dish 6, last fixed disk 7 can rotate separately, to adjust three arrangement angle between the carbide alloy pin 12, and flat key 13 is used to regulate the air line distance between the carbide alloy pin 12, the radius of bending when convenient in this way adjustment steel wire advances, thus reach the purpose of regulating predeformation amount.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, its framework form can be flexible and changeable, can the subseries scheme.Just make some simple deduction or replace, all should be considered as belonging to the definite scope of patent protection of claims that the utility model is submitted to.
Claims (3)
1. steel cord twisting pin type pre-former, comprise anamorphoser seat (3), noseplate (4), lower fixed disk (5), adjustment dish (6), go up fixed disk (7) and predeformation axle (14), silk braid (2) is crossed at anamorphoser seat (3) center of being provided with, noseplate (4) was provided with silk braid (1), it is characterized in that: be fixed with carbide alloy pin (12) respectively on lower fixed disk (5), adjustment dish (6), the last fixed disk (7), be fixed with the flat key (13) of regulating air line distance between the carbide alloy pin (12) on the predeformation axle (14).
2. steel cord twisting pin type pre-former according to claim 1 is characterized in that: described carbide alloy pin (12) and lower fixed disk (5), adjustment dish (6), go up between the fixed disk (7) and be connected with bearing (11) respectively.
3. steel cord twisting pin type pre-former according to claim 1 and 2 is characterized in that: described lower fixed disk (5), adjustment dish (6), last fixed disk (7) are fixed on the predeformation axle (14) by nut (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203031330U CN201473675U (en) | 2009-05-14 | 2009-05-14 | Needle-type pre-deformer twisted by steel cords |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203031330U CN201473675U (en) | 2009-05-14 | 2009-05-14 | Needle-type pre-deformer twisted by steel cords |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201473675U true CN201473675U (en) | 2010-05-19 |
Family
ID=42409919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203031330U Expired - Fee Related CN201473675U (en) | 2009-05-14 | 2009-05-14 | Needle-type pre-deformer twisted by steel cords |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201473675U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106167998A (en) * | 2016-08-29 | 2016-11-30 | 马鞍山鼎泰稀土新材料股份有限公司 | Pipe twisting machine pre-former |
-
2009
- 2009-05-14 CN CN2009203031330U patent/CN201473675U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106167998A (en) * | 2016-08-29 | 2016-11-30 | 马鞍山鼎泰稀土新材料股份有限公司 | Pipe twisting machine pre-former |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20150514 |
|
| EXPY | Termination of patent right or utility model |