CN203209466U - Production equipment for combined forming process for rolling and drawing steel wire with rectangular section - Google Patents
Production equipment for combined forming process for rolling and drawing steel wire with rectangular section Download PDFInfo
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- CN203209466U CN203209466U CN 201320116565 CN201320116565U CN203209466U CN 203209466 U CN203209466 U CN 203209466U CN 201320116565 CN201320116565 CN 201320116565 CN 201320116565 U CN201320116565 U CN 201320116565U CN 203209466 U CN203209466 U CN 203209466U
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- steel wire
- die
- roll
- roller
- parallel wire
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Abstract
The utility model discloses production equipment for combined forming process for rolling and drawing a steel wire with a rectangular section. The equipment comprises a double type two-roll die which comprises a transverse shaft two-roll moulding-die and a vertical shaft two-roll moulding-die, wherein the transverse shaft two-roll moulding-die and the vertical shaft two-roll moulding-die both have a rolling mode and are located in different positions vertical to each other, the transverse shaft two-roll moulding-die rolls a round steel wire in an extending direction parallel to the round steel wire to form a primary long edge of the steel wire with a rectangular section, while the vertical shaft two-roll moulding-die rolls the steel wire in a direction vertical to the long edge to form a primary wide edge of the steel wire with a rectangular section; a fixed four-roll die which continuously rolls the steel wire rolled by the double type two-roll die to form a straight primary steel wire with a rectangular section; a rectangular fixed drawing die with a section having straight edges and fillets is used for carrying out rectangular drawing on the primary steel with rectangular section to obtain the steel wire with a section having straight edges and fillets. The equipment disclosed by the utility model has the advantages that the defect that the demand on size of the product cannot be met due to severe wear of four circular beads of the steel wire during rectangular drawing to form corner collapse is overcome.
Description
Technical field
The utility model relates to a kind of steel wire shaping production equipment, relates in particular to the production equipment that a kind of parallel wire roller draws combination forming.
Background technology
Parallel wire has high strength, high tenacity, underrelaxation, corrosion-resistant, endurance and premium properties such as wear-resistant, is widely used in fields such as space flight, machinery, automobile, military project, electronics industry and communication, toy.Rectangular wire production is being carried out a large amount of research aspect theoretical and the test abroad, rectangular wire tradition manufacturing process is the die drawing method, namely pursue passes of drawing with the sintered carbide die (or glomerocryst mould) that is processed into certain geometrical shape in advance by round steel wire, until being drawn into required size, shape.
As shown in Figure 1, the wide of the square-section of parallel wire is that a, length can equate for b(a, b or difference), having radius of corner is four fillets of r, four fillets are from beginning to end by four straight flanges connections.In drawing process, the fillet place serious wear of drawing die, and the fillet place of drawing die is difficult to be full of, and the difficulty of molding simultaneously is big, the surface easily scratches, and little round rectangle steel wire is difficult to produce in batches.
By analysis, its main cause is that parallel wire is different from the circular cross-section steel wire.In the drawing process of parallel wire, the plastic deformation of parallel wire flows inhomogeneous, the straight portion metal of drawing die is easy to flow and the fillet place metal of drawing die is difficult to flow, thereby causes the pulling capacity inequality, the fillet place serious wear of drawing die.And according to Principles of Plastic Molding as can be known, the fillet place of drawing die is the dead angle that is shaped, and is difficult to be full of, and causes the fillet part of four jiaos on the steel wire of pulling out to be divided into the angle of collapsing, and can not satisfy the dimensional requirement of product.
The utility model content
In view of this, the utility model is necessary to provide a kind of parallel wire roller to draw the production equipment of combination forming.
The utility model is achieved in that a kind of parallel wire roller draws the production equipment of combination forming technology, and this production equipment comprises:
Tow linked type two roller dies, it comprises transverse axis two roller die and the longitudinal axis two roller die, transverse axis two roller die and the longitudinal axis two roller die are roller and in diverse location, orthogonal direction, these transverse axis two roller die are being parallel to this round steel wire of roll-in on the bearing of trend of round steel wire, form the first step-length limit of parallel wire, these longitudinal axis two roller die form the preliminary broadside of this parallel wire at the direction top roll compressed steel silk perpendicular to this long limit;
Fixed four roller dies, it continues the preliminary parallel wire that roll-in forms straight flange to the steel wire through these tow linked type two roller die roll-ins;
The cross section is the fixed drawing mould of the rectangle of straight flange fillet, and it obtains the parallel wire of straight flange fillet to this preliminary parallel wire rectangle drawing.
Preferably, the ratio of the radius of corner of this parallel wire/length edge lengths is no more than 0.036.
Advantage of the present utility model is:
1, changed the plastic deformation type of flow, drawing forming is pattern tool constraint metal flow, forces metal flow, the pressure that forms is big, die wear is serious, and rolling formation is with on the direct loading of power and the deformable body, and plastic force is little, and metal flow does not have constraint in one direction;
2, roller is easy to process, and cost is low, and it is little to wear and tear, and the life-span is long;
3, product surface quality height, high conformity.
Description of drawings
Fig. 1 is the schematic cross-section of the parallel wire of straight flange fillet to be produced.
Fig. 2 draws the process chart of combination forming technology for the parallel wire roller.
The use view that Fig. 3 draws the production equipment of combination forming technology for a kind of parallel wire roller of the utility model.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
See also Fig. 2, it draws the process chart of combination forming technology for the parallel wire roller.This parallel wire roller draws combination forming technology for the production of the parallel wire of as shown in Figure 1 straight flange fillet.
Please in conjunction with Fig. 3, it is the use view that the parallel wire roller draws the production equipment of combination forming technology among Fig. 2.The production equipment that the production parallel wire need be used comprises the fixed drawing mould 3 of rectangle of tow linked type two roller dies 1, fixed four roller dies 2 and straight flange fillet, and this production equipment is configured as round steel wire 6 parallel wire 7 of straight flange fillet.
Tow linked type two roller dies 1 comprise transverse axis two roller die 4 and the longitudinal axis two roller die 5, and transverse axis two roller die 4 and the longitudinal axis two roller die 5 are roller and in diverse location, orthogonal direction, do not have constraint thereby form metal flow in a certain direction.
At first, these transverse axis two roller die 4 this round steel wire 6 of roll-in on the bearing of trend that is parallel to this round steel wire 6, form the first step-length limit of this parallel wire 7, then, the steel wire on step-length limit formed the preliminary broadside of this parallel wire 7 again at the beginning of these longitudinal axis two roller die 5 roll-ins had formed.
Fixed four roller dies 2 are used for the steel wire after this tow linked type two roller dies 1 roll-in is continued roll-in, form the preliminary parallel wire of straight flange.The fixed drawing mould 3 of the rectangle of straight flange fillet is used for this preliminary parallel wire rectangle drawing is obtained the parallel wire 7 of straight flange fillet.The steel wire that the 2 continuation roll-ins of fixed four roller dies have formed preliminary straight flange forms preliminary parallel wire, its four jiaos are shaped in follow-up drawing process, therefore the time after roll-in repeatedly, metal distortion by drawing die time the in fillet place is very little, the angle of collapsing can not appear, can be easy to be full of the fillet of fixed drawing mould 3, thereby produce the parallel wire 7 of the preferable straight flange fillet of processing quality.
To sum up, the roller of parallel wire 7 draws combination forming technology may further comprise the steps:
At first, round steel wire 6 carries out roll-in by tow linked type two roller dies 1: these transverse axis two roller die 4 this round steel wire 6 of roll-in on the bearing of trend that is parallel to this round steel wire 6, make this round steel wire 6 form the first step-length limit of this parallel wire 7 earlier by these transverse axis two roller die 4, then, the steel wire on step-length limit formed the preliminary broadside of this parallel wire 7 again at the beginning of these longitudinal axis two roller die 5 roll-ins had formed, finished this roll-in of round steel wire 6 on the four direction of rectangle;
Secondly, the steel wire of finishing the roll-in on the four direction of rectangle carries out the preliminary parallel wire that roll-in forms straight flange by fixed four roller dies 2;
At last, the preliminary parallel wire of straight flange is this parallel wire 7 that the fixed drawing mould 3 rectangle drawings of rectangle of straight flange fillet obtain the straight flange fillet by the cross section.
In sum, the utility model is by roll-in repeatedly and the shaping of drawing combination rectangle, and the fillet part that has overcome four jiaos on steel wire is divided into the defective of collapsing the angle and can not satisfy the dimensional requirement of product, has obtained good effect.Roller of the present utility model draws the combination forming method, its former blank is round steel wire, roll-in through different directions progressively forms the square-section, obtain the qualified size of product at last with the drawing of rectangle drawing mould, the method be particularly suitable for being shaped parallel wire of little fillet, the ratio of radius of corner/length edge lengths can reach 3.6%.
Compare with conventional art, advantage of the present utility model is:
1, changed the plastic deformation type of flow, drawing forming is pattern tool constraint metal flow, forces metal flow, the big die wear of pressure that forms is serious, and rolling formation is with on the direct loading of power and the deformable body, and plastic force is little, and metal flow does not have constraint in one direction;
2, roller is easy to process, and cost is low, and it is little to wear and tear, and the life-span is long;
3, product surface quality height, high conformity.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (2)
1. a parallel wire roller draws the production equipment of combination forming technology, it is characterized in that: this production equipment comprises:
Tow linked type two roller dies, it comprises transverse axis two roller die and the longitudinal axis two roller die, transverse axis two roller die and the longitudinal axis two roller die are roller and in diverse location, orthogonal direction, these transverse axis two roller die are being parallel to this round steel wire of roll-in on the bearing of trend of round steel wire, form the first step-length limit of parallel wire, these longitudinal axis two roller die form the preliminary broadside of this parallel wire at the direction top roll compressed steel silk perpendicular to this long limit;
Fixed four roller dies, it continues the preliminary parallel wire that roll-in forms straight flange to the steel wire through these tow linked type two roller die roll-ins;
The cross section is the fixed drawing mould of the rectangle of straight flange fillet, and it obtains the parallel wire of straight flange fillet to this preliminary parallel wire rectangle drawing.
2. as claimed in claim 1ly be applied to the production equipment that the parallel wire roller draws combination forming technology, it is characterized in that: the ratio of the radius of corner of this parallel wire/length edge lengths is no more than 0.036.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320116565 CN203209466U (en) | 2013-03-14 | 2013-03-14 | Production equipment for combined forming process for rolling and drawing steel wire with rectangular section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320116565 CN203209466U (en) | 2013-03-14 | 2013-03-14 | Production equipment for combined forming process for rolling and drawing steel wire with rectangular section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203209466U true CN203209466U (en) | 2013-09-25 |
Family
ID=49199037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320116565 Expired - Fee Related CN203209466U (en) | 2013-03-14 | 2013-03-14 | Production equipment for combined forming process for rolling and drawing steel wire with rectangular section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203209466U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103128127A (en) * | 2013-03-14 | 2013-06-05 | 合肥工业大学 | Parallel wire roller pulling combined forming technology and production equipment thereof |
| TWI551366B (en) * | 2013-12-25 | 2016-10-01 | The use of round steel wire rolling forming thin steel sheet and steel fiber forming method | |
| CN105990784A (en) * | 2015-01-30 | 2016-10-05 | 得意精密电子(苏州)有限公司 | Production apparatus and manufacturing method of conductive terminal |
| CN110743930A (en) * | 2019-09-24 | 2020-02-04 | 惠州市海韵电子有限公司 | Square wire conductor forming method |
-
2013
- 2013-03-14 CN CN 201320116565 patent/CN203209466U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103128127A (en) * | 2013-03-14 | 2013-06-05 | 合肥工业大学 | Parallel wire roller pulling combined forming technology and production equipment thereof |
| TWI551366B (en) * | 2013-12-25 | 2016-10-01 | The use of round steel wire rolling forming thin steel sheet and steel fiber forming method | |
| CN105990784A (en) * | 2015-01-30 | 2016-10-05 | 得意精密电子(苏州)有限公司 | Production apparatus and manufacturing method of conductive terminal |
| CN110743930A (en) * | 2019-09-24 | 2020-02-04 | 惠州市海韵电子有限公司 | Square wire conductor forming method |
| WO2021057618A1 (en) * | 2019-09-24 | 2021-04-01 | 惠州市海韵电子有限公司 | Method for molding square-wire conductor |
| US20210237135A1 (en) * | 2019-09-24 | 2021-08-05 | Hui Zhou Haiyun Electronics Co., Ltd. | Method for forming square-wire conductor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130925 Termination date: 20140314 |