CN203886956U - Titanium alloy tinning wire-drawing die - Google Patents
Titanium alloy tinning wire-drawing die Download PDFInfo
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- CN203886956U CN203886956U CN201420324121.7U CN201420324121U CN203886956U CN 203886956 U CN203886956 U CN 203886956U CN 201420324121 U CN201420324121 U CN 201420324121U CN 203886956 U CN203886956 U CN 203886956U
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- Prior art keywords
- die
- die sleeve
- titanium alloy
- wire drawing
- gland
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- 238000005491 wire drawing Methods 0.000 title claims abstract description 64
- 229910001069 Ti alloy Inorganic materials 0.000 title claims abstract description 42
- 229910052751 metal Inorganic materials 0.000 claims abstract description 82
- 239000002184 metal Substances 0.000 claims abstract description 82
- 210000004907 gland Anatomy 0.000 claims abstract description 39
- 239000002245 particle Substances 0.000 claims abstract description 34
- 229910003460 diamond Inorganic materials 0.000 claims abstract description 33
- 239000010432 diamond Substances 0.000 claims abstract description 33
- 238000005245 sintering Methods 0.000 claims description 61
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 abstract description 18
- 239000012535 impurity Substances 0.000 abstract description 6
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000000843 powder Substances 0.000 description 35
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 16
- 238000000034 method Methods 0.000 description 15
- 238000010438 heat treatment Methods 0.000 description 8
- 229910052759 nickel Inorganic materials 0.000 description 8
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical group [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 7
- 239000010936 titanium Substances 0.000 description 7
- 229910052719 titanium Inorganic materials 0.000 description 7
- 239000004411 aluminium Substances 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- 238000005056 compaction Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 4
- 238000004080 punching Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000012255 powdered metal Substances 0.000 description 1
- -1 this Chemical compound 0.000 description 1
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- Metal Extraction Processes (AREA)
Abstract
The utility model discloses a titanium alloy tinning wire-drawing die. The titanium alloy tinning wire-drawing die comprises a die sleeve and a die core inlaid in the die sleeve; the die core comprises a metal sintered block, diamond particles and a gland; the die sleeve is a titanium alloy die sleeve; the die sleeve is a barrel-shaped cylinder of which the upper end is open; an inlet taper hole with an obtuse angle is formed in the center of the bottom of the die sleeve and serves as the inlet end of the wire-drawing die; the metal sintered block is arranged on the bottom in the die sleeve; the gland is located at the top of the metal sintered block; an outlet taper hole of which the top is larger than the bottom is formed in the center of the gland and serves as the outlet end of the wire-drawing die; the diamond particles are inlaid in the metal sintered block and located in the vertical center line of the die sleeve and deviates from the center point of the die sleeve and gets close to the lower surface of the die sleeve; a die hole is formed in the center of the metal sintered block and serves as an arc-shaped die hole. The titanium alloy tinning wire-drawing die has the advantages that the die can avoid sinking in molten tin and sticking tin, the drawing resistance is low, the breakage of wire and the formation of knots are prevented, impurities can be quickly discharged, the die core and the gland are not easy to fall off, and the service life of the die can be increased.
Description
Technical field
The utility model relates to wire drawing die, in particular a kind of titanium alloy Stanning wire drawing die.
Background technology
Stanning wire drawing die is generally used in the zinc-plated drawing of non-ferrous metal, and metal wire is by the Xi Chi of Molten Tin is housed, thereby reaches zinc-plated uniform effect by floating over the Stanning wire drawing die of tin pool surface.But the Stanning wire drawing die of traditional mode of production is greater than tin liquor density because of die sleeve relative density, the density of metal sintering piece powder composition metal is also greater than the density of tin, therefore mould is prone to and sinks to falling into Xi Chi, then bring harmful effect: drag for mould if energising is picked up, there is potential safety hazard in staff, if but power-off pick up and drag for mould, increase workload, extend the working time, reduced operating efficiency.And the metal ingredient of traditional Stanning wire drawing die die sleeve and metal sintering piece powdered-metal composition and tin all have affinity, cause the easy adhesion tin liquor of arrival end of mould, drawing resistance increases, and easily causes the fracture of metal wire and the generation of ring in drawing production, affects metal wire surface quality.Therefore in the production of traditional Stanning wire drawing die, the formula of metal sintering piece powder and the selection of die sleeve material are the key factors that restriction Stanning wire drawing die quality improves always.For this reason, the composition of How to choose metal sintering piece powder and die sleeve material become the development trend of wire drawing die industry.In addition, its inlet angle of existing Stanning wire drawing die is generally less than 90 °, and entrance height is larger, is unfavorable for the quick discharge of inlet horn impurity, and metal wire easily adsorbs impurity in zinc-plated drawing process, also can cause the generation of drawing broken string and ring.And existing Stanning wire drawing die generally will have one end of gland as arrival end, in drawing process, die sleeve can apply very large reaction force to core rod and gland, and gland and core rod are easily come off from die sleeve, greatly reduces the service life of mould.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of titanium alloy Stanning wire drawing die is provided, this titanium alloy Stanning wire drawing die can prevent that it from sinking in tin liquor and adhesion tin liquor, drawing resistance are little, prevent broken string and ring, impurity can be discharged fast, core rod and gland difficult drop-off, die quality and life-span improve.
The utility model is achieved through the following technical solutions:
A kind of titanium alloy Stanning wire drawing die, comprise die sleeve and be embedded in the core rod in described die sleeve, described core rod comprises metal sintering piece, diamond particles and gland, described die sleeve is titanium alloy die sleeve, described die sleeve is the tubular cylinder of upper end open, the place of bottom centre of described die sleeve is provided with the arrival end of up-small and down-big entrance bellmouth as wire drawing die, the angle of the entrance bellmouth of described arrival end is obtuse angle, described metal sintering piece is placed on the bottom in die sleeve, described gland is positioned at the top of metal sintering piece, described gland center is provided with the port of export of up big and down small outlet bellmouth as wire drawing die, described gland upper surface is concordant with die sleeve upper surface, described diamond particles is embedded on metal sintering piece, described diamond particles is positioned on the vertical center line of die sleeve, and described diamond particles is greater than its distance apart from die sleeve lower surface apart from the distance of die sleeve upper surface, described metal sintering Kuai offers nib in center, described nib is arc line shaped nib.
As the preferred embodiment of above-mentioned titanium alloy Stanning wire drawing die, described metal sintering piece is formed by the compacting of mixed metal powder high temperature sintering, and described mixed metal powder main component is titanium 80%～82%, aluminium 8%～10%, nickel 5%～6%.
As the preferred embodiment of above-mentioned titanium alloy Stanning wire drawing die, the distance that described diamond particles departs from die sleeve center on the vertical center line of die sleeve is 1.5～2mm.
As the preferred embodiment of above-mentioned titanium alloy Stanning wire drawing die, the height of described die sleeve vertical direction is 8mm, and the height of described gland vertical direction is 3mm.
As the preferred embodiment of above-mentioned titanium alloy Stanning wire drawing die, the angle of the entrance bellmouth on the die sleeve of described arrival end is 120 °.
As the preferred embodiment of above-mentioned titanium alloy Stanning wire drawing die, the bottom of described metal sintering piece and diamond grains forms anti-mouthful, and the height of described anti-mouthful is 15% of core rod height.
As the preferred embodiment of above-mentioned titanium alloy Stanning wire drawing die, the cylindrical of described die sleeve is provided with chamfering.
The preparation method who the invention also discloses above-mentioned a kind of titanium alloy Stanning wire drawing die, comprises the steps:
(1) make titanium alloy die sleeve by setting size;
(2) be equipped with mixed metal powder according to titanium 80%～82%, aluminium 8%～10%, nickel 5%～6% for main component, part mixed metal powder is put into die sleeve, cover gland, on sintering press, after compaction, take out gland;
(3) by the center of particle diamond particle bond metal-powder of compacting in die sleeve;
(4) remaining mixed metal powder is put into die sleeve, cover gland, then put on sintering press and carry out high temperature sintering compacting, the mixed metal powder after high temperature sintering compacting forms metal sintering piece;
(5) finally punched and make wire drawing die in the metal sintering piece after high temperature sintering compacting and die sleeve center.
As the preparation method of above-mentioned a kind of titanium alloy Stanning wire drawing die preferably, in described step (4), the die sleeve that has added part mixed metal powder is heated, after being heated to 900～1100 DEG C, keep temperature-resistant, when heating, exert pressure, be heated to and be pressurized to 4.5MPa after design temperature and then keep pressure constant, the time of heating pressurization is 3～5min.
As the preparation method of above-mentioned a kind of titanium alloy Stanning wire drawing die preferably, described punching process is followed successively by car and goes out taper hole, laser boring, Finish Machining Bore.
The utility model has the following advantages compared to existing technology:
1, the die sleeve of this Stanning wire drawing die adopts titanium alloy die sleeve, on the one hand because its density is less than tin liquor density, thereby has greatly improved the buoyancy in tin liquor of mould, has solved the defect that Stanning wire drawing die easily sinks; Because titanium alloy and tin do not have affinity, the adhesion that this has also been avoided tin liquor and die sleeve arrival end place, has reduced drawing resistance on the other hand.
2, the mixed metal powder main component of the metal sintering piece of this Stanning wire drawing die is titanium 80%～82%, aluminium 8%～10%, nickel 5%～6%, other are auxiliary material, very large itself the density of the proportion accounting for because of titanium is very little, the averag density of mixed metal powder is less than the density of tin like this, thereby has ensured that Stanning wire drawing die can float on tin liquor surface; In mixed metal powder used, only have nickel and tin to there is certain compatibility, but the proportion of nickel in metal dust is very little, has also relatively reduced the compatibility of metal sintering piece and tin.
3, the mixed metal powder of the metal sintering piece of this Stanning wire drawing die adopts titanium alloy, can form good coated state with core rod, thereby effectively avoid core rod to come off.
4, this Stanning wire drawing die depart from diamond particles along vertical direction die sleeve center and near the die sleeve bottom as arrival end, reduce the entrance height of die sleeve, and the inlet angle of die sleeve is increased to 120 °, obtuse angle by original less than 90 °, the bell-mouthed impurity that is conducive to enter arrival end discharges fast, thereby avoided metal wire to cause the generation of drawing broken string and ring because of the absorption of impurity.
5, this Stanning wire drawing die is using die sleeve bottom as arrival end, to there is one end of gland as the port of export, in metal wire drawing process, can not produce anti-force to gland, avoid gland and metal sintering piece to come off from die sleeve, and gland insert depth has also increased by 1.5～2mm accordingly along with moving down of diamond particles, after increasing, its thickness is 3mm, has further avoided gland to come off.
6, the nib of this Stanning wire drawing die is arc line shaped nib, and the pressure distribution in this arc line shaped nib and wearing and tearing are all relatively evenly, wearability is good, reduce drawing resistance, prevent that wire from drawing motionless or breaking.
7, the mixed metal powder of the metal sintering piece of this Stanning wire drawing die applies appropriate compressive pre-stress to diamond particles in the time of sintering, further improves the toughness of diamond particles, thereby has improved mould repair number of times, and cost also further reduces.
Brief description of the drawings
Fig. 1 is titanium alloy Stanning wire drawing die structural representation of the present utility model.
Fig. 2 is the cross-sectional view of die sleeve, gland and the diamond particles of titanium alloy Stanning wire drawing die of the present utility model.
Detailed description of the invention
Below embodiment of the present utility model is elaborated; the present embodiment is implemented under taking technical solutions of the utility model as prerequisite; provided detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
Embodiment mono-
Referring to Fig. 1, Fig. 2, a kind of titanium alloy Stanning wire drawing die that the present embodiment provides, comprise die sleeve 1 and be embedded in the core rod in die sleeve 1, core rod comprises metal sintering piece 2, diamond particles 3 and gland 5, die sleeve 1 is titanium alloy die sleeve 1, the tubular cylinder that die sleeve 1 is upper end open, the cylindrical of die sleeve 1 is provided with chamfering 12, so that it plays positioning and guiding effect and can prevent from colliding with and hurt operating personnel on die holder.The place of bottom centre of die sleeve 1 is provided with the arrival end of up-small and down-big entrance bellmouth 11 as wire drawing die, the angle of the entrance bellmouth 11 of arrival end is obtuse angle, be preferably 120 °, metal sintering piece 2 is placed on the bottom in die sleeve 1, gland 5 is positioned at the top of metal sintering piece 2, gland 5 centers are provided with the port of export of up big and down small outlet bellmouth 51 as wire drawing die, gland 5 upper surfaces are concordant with die sleeve 1 upper surface, diamond particles 3 is embedded on metal sintering piece 2, diamond particles 3 is positioned on the vertical center line of die sleeve 1, and diamond particles 3 is greater than its distance apart from die sleeve 1 lower surface apart from the distance of die sleeve 1 upper surface, nib 4 is offered at the center of metal sintering piece 2, the nib 4 that nib 4 is arc line shaped.
Wherein, on the vertical center line of die sleeve 1, to depart from the distance at die sleeve 1 center be 1.5～2mm to diamond particles 3.The height of die sleeve 1 vertical direction is 8mm, and the height of gland 5 vertical directions is 3mm.The bottom of metal sintering piece 2 and diamond grains forms anti-mouthful 6, and the height of anti-mouthful 6 is 15% of core rod height.
The present embodiment also discloses the preparation method of above-mentioned a kind of titanium alloy Stanning wire drawing die, comprises the steps:
(1) make titanium alloy die sleeve 1 by setting size;
(2) be main component according to titanium 80%, aluminium 8%, nickel 5%, the ratio of all the other auxiliary materials 7% is equipped with mixed metal powder, and part mixed metal powder is put into die sleeve 1, covers gland 5, on sintering press, after compaction, takes out gland 5;
(3) a particle diamond particle 3 is bonded in to the center of the metal-powder of compacting in die sleeve 1;
(4) remaining mixed metal powder is put into die sleeve 1, cover gland 5, then put on sintering press and carry out high temperature sintering compacting, the mixed metal powder after high temperature sintering compacting forms metal sintering piece 2; Detailed process is: the die sleeve 1 that has added part mixed metal powder is heated, after being heated to 900 DEG C, keep temperature-resistant, heating time is exerted pressure, and is heated to be pressurized to 4.5MPa after design temperature and then to keep pressure constant, and the time of heating pressurization is 3min;
(5) finally the metal sintering piece 2 after high temperature sintering compacting and die sleeve 1 center are punched, punching process is followed successively by car and goes out taper hole, laser boring, and Finish Machining Bore, thus make wire drawing die.
Embodiment bis-
The preparation method of the disclosed a kind of titanium alloy Stanning wire drawing die of the present embodiment, comprises the steps:
(1) make titanium alloy die sleeve 1 by setting size;
(2) be main component according to titanium 82%, aluminium 10%, nickel 6%, the ratio of all the other auxiliary materials 2% is equipped with mixed metal powder, and part mixed metal powder is put into die sleeve 1, covers gland 5, on sintering press, after compaction, takes out gland 5;
(3) a particle diamond particle 3 is bonded in to the center of the metal-powder of compacting in die sleeve 1;
(4) remaining mixed metal powder is put into die sleeve 1, cover gland 5, then put on sintering press and carry out high temperature sintering compacting, the mixed metal powder after high temperature sintering compacting forms metal sintering piece 2; Detailed process is: the die sleeve 1 that has added part mixed metal powder is heated, after being heated to 1100 DEG C, keep temperature-resistant, heating time is exerted pressure, and is heated to be pressurized to 4.5MPa after design temperature and then to keep pressure constant, and the time of heating pressurization is 5min;
(5) finally the metal sintering piece 2 after high temperature sintering compacting and die sleeve 1 center are punched, punching process is followed successively by car and goes out taper hole, laser boring, and Finish Machining Bore, thus make wire drawing die.
Embodiment tri-
The present embodiment also discloses the preparation method of above-mentioned a kind of titanium alloy Stanning wire drawing die, comprises the steps:
(1) make titanium alloy die sleeve 1 by setting size;
(2) be main component according to titanium 81%, aluminium 9%, nickel 5%, the ratio of all the other auxiliary materials 5% is equipped with mixed metal powder, and part mixed metal powder is put into die sleeve 1, covers gland 5, on sintering press, after compaction, takes out gland 5;
(3) a particle diamond particle 3 is bonded in to the center of the metal-powder of compacting in die sleeve 1;
(4) remaining mixed metal powder is put into die sleeve 1, cover gland 5, then put on sintering press and carry out high temperature sintering compacting, the mixed metal powder after high temperature sintering compacting forms metal sintering piece 2; Detailed process is: the die sleeve 1 that has added part mixed metal powder is heated, after being heated to 1000 DEG C, keep temperature-resistant, heating time is exerted pressure, and is heated to be pressurized to 4.5MPa after design temperature and then to keep pressure constant, and the time of heating pressurization is 4min;
(5) finally the metal sintering piece 2 after high temperature sintering compacting and die sleeve 1 center are punched, punching process is followed successively by car and goes out taper hole, laser boring, and Finish Machining Bore, thus make wire drawing die.
Wire drawing die of the present utility model is first to heat afterwards and pressurize in sintering process, can realize like this lower pressure the die sleeve 1 of titanium alloy Stanning wire drawing die is out of shape, and makes part metals in metal dust reach its fusing point fusing simultaneously, thereby can infiltrate diamond particles 3.Mixed metal powder applies appropriate compressive pre-stress to diamond particles 3 in sintering process, can balance out or offset the direct stress of a part to die wall in wire 7 drawing process.There is certain toughness at the metal sintering piece 2 at anti-mouthful 6 places simultaneously, be subject to impulsive force in drawing process time, diamond particles 3 is also played to certain cushioning effect, thereby reduce the tearing tendency of diamond particles 3, improve mould repair number of times.
These are only preferred embodiment of the present utility model, not in order to limit the utility model, all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (6)
1. a titanium alloy Stanning wire drawing die, comprise die sleeve and be embedded in the core rod in described die sleeve, described core rod comprises metal sintering piece, diamond particles and gland, it is characterized in that: described die sleeve is titanium alloy die sleeve, described die sleeve is the tubular cylinder of upper end open, the place of bottom centre of described die sleeve is provided with the arrival end of up-small and down-big entrance bellmouth as wire drawing die, the angle of the entrance bellmouth of described arrival end is obtuse angle, described metal sintering piece is placed on the bottom in die sleeve, described gland is positioned at the top of metal sintering piece, described gland center is provided with the port of export of up big and down small outlet bellmouth as wire drawing die, described gland upper surface is concordant with die sleeve upper surface, described diamond particles is embedded on metal sintering piece, described diamond particles is positioned on the vertical center line of die sleeve, and described diamond particles is greater than its distance apart from die sleeve lower surface apart from the distance of die sleeve upper surface, described metal sintering Kuai offers nib in center, described nib is arc line shaped nib.
2. a kind of titanium alloy Stanning wire drawing die as claimed in claim 1, is characterized in that: the distance that described diamond particles departs from die sleeve center on the vertical center line of die sleeve is 1.5～2mm.
3. a kind of titanium alloy Stanning wire drawing die as claimed in claim 2, is characterized in that: the height of described die sleeve vertical direction is 8mm, the height of described gland vertical direction is 3mm.
4. a kind of titanium alloy Stanning wire drawing die as claimed in claim 2, is characterized in that: the angle of the entrance bellmouth on the die sleeve of described arrival end is 120 °.
5. a kind of titanium alloy Stanning wire drawing die as claimed in claim 2, is characterized in that: the bottom of described metal sintering piece and diamond grains forms anti-mouthful, and the height of described anti-mouthful is 15% of core rod height.
6. a kind of titanium alloy Stanning wire drawing die as claimed in claim 2, is characterized in that: the cylindrical of described die sleeve is provided with chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420324121.7U CN203886956U (en) | 2014-06-17 | 2014-06-17 | Titanium alloy tinning wire-drawing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420324121.7U CN203886956U (en) | 2014-06-17 | 2014-06-17 | Titanium alloy tinning wire-drawing die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203886956U true CN203886956U (en) | 2014-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420324121.7U Expired - Fee Related CN203886956U (en) | 2014-06-17 | 2014-06-17 | Titanium alloy tinning wire-drawing die |
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| Country | Link |
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| CN (1) | CN203886956U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104001746A (en) * | 2014-06-17 | 2014-08-27 | 安徽振兴拉丝模有限公司 | Titanium alloy tinned wire drawing die and manufacturing method thereof |
| CN115488174A (en) * | 2022-11-18 | 2022-12-20 | 山东迪蒙特佳金刚石模具有限公司 | Machining device for wrapping diamond by wire-drawing die |
-
2014
- 2014-06-17 CN CN201420324121.7U patent/CN203886956U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104001746A (en) * | 2014-06-17 | 2014-08-27 | 安徽振兴拉丝模有限公司 | Titanium alloy tinned wire drawing die and manufacturing method thereof |
| CN104001746B (en) * | 2014-06-17 | 2016-08-17 | 安徽振兴拉丝模有限公司 | A kind of titanium alloy Stanning wire drawing die and preparation method thereof |
| CN115488174A (en) * | 2022-11-18 | 2022-12-20 | 山东迪蒙特佳金刚石模具有限公司 | Machining device for wrapping diamond by wire-drawing die |
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| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 |