CN203610585U - Lower-mould split closed-type structure of T-iron forging and pressing mould - Google Patents
Lower-mould split closed-type structure of T-iron forging and pressing mould Download PDFInfo
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- CN203610585U CN203610585U CN201320723794.5U CN201320723794U CN203610585U CN 203610585 U CN203610585 U CN 203610585U CN 201320723794 U CN201320723794 U CN 201320723794U CN 203610585 U CN203610585 U CN 203610585U
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Abstract
The utility model relates to the technical field of moulds and discloses a lower-mould split closed-type structure of a T-iron forging and pressing mould. The lower-mould split closed-type structure comprises a lower mould, a lower-mould sleeve, a lower-mould prestressed sleeve and a lower backing plate, wherein the lower mould is installed in the lower-mould sleeve, the lower-mould sleeve is arranged on the lower backing plate, and the lower-mould sleeve and the lower backing plate are both arranged in the lower-mould prestressed sleeve. According to the lower-mould split closed-type structure of the T-iron forging and pressing mould, a prestressed-sleeve split closed-type structure is adopted by the lower mould, and two layers of prestressed sleeves, i.e. the lower-mould sleeve and the lower-mould prestressed sleeve, are adopted, so that an impact force which is subjected by the lower mould in the impact process is absorbed by the lower-mould sleeve and the lower-mould prestressed sleeve, thus being quite favorable to strengthening the structural strength of the mould; moreover, in the mode of a split-type mould, the maintenance of the lower mould and the replacement of easily damaged parts are facilitated, and compared with an integrated-type mould, the lower-mould split closed-type structure has better machining process performance.
Description
Technical field
The utility model relates to technical field of mold, more particularly, and particularly a kind of counterdie separate sealed structure of T iron forge die.
Background technology
Television set speaker multipass oblong-shaped, its plate rail, washer, magnet, also journey rectangle, or approximate track type of magnetic core (being T iron).As shown in Figure 1, processing method of the prior art be take the lead (Fig. 1 a, Fig. 1 b), flatten that (Fig. 1 c, Fig. 1 are d), (Fig. 1 e, Fig. 1 are f) and circular trimming (A place employing circular trimming) in Fig. 1 f in moulding, therefore, concerning the design of forge die, structure generally comprises upper die and lower die, in counterdie, be provided with the die of T shape, and the top of T shape die is circular.And for runway T iron in prior art, especially length-width ratio is greater than the track type T iron product of 2:1, adopt the technique of circular trimming, the shortcoming of its existence is: material cost is higher, stock utilization is low, has affected the effect of forging and stamping.The T iron forge die that need to seek new structure solves the problems referred to above.And in the T of new structure iron forge die structure, its general adopted lower die structure is integral structure, this in process of production, in the time of the damage parts of counterdie, need to change a whole set of counterdie mould, greatly increased maintenance and replacement cost, and because the demand of T iron is large, the damage of the punch of patrix and replacing are comparatively frequent; Meanwhile, counterdie is owing to being subject to being subject to for a long time the percussion of patrix, and its structural strength is subject to larger impact; Therefore, be necessary that the lower die structure that designs a kind of novel T iron forge die solves above-mentioned technical problem.
Utility model content
The purpose of this utility model is to provide a kind of counterdie separate sealed structure that reduces the T iron forge die that maintenance and replacement cost and structural strength are large.
A kind of counterdie separate sealed structure of T iron forge die, comprise counterdie, it also comprises lower die-sleeve, counterdie Pre-stress cover and lower bolster, and described counterdie is installed in lower die-sleeve, described lower die-sleeve is located on lower bolster, and described lower die-sleeve and lower bolster are all located in counterdie Pre-stress cover.
Preferably, also comprise counterdie material returned thimble, described counterdie material returned thimble runs through described lower bolster and counterdie successively.
In order to achieve the above object, the technical solution adopted in the utility model is as follows:
Compared with prior art, the utility model has the advantage of: counterdie of the present utility model adopts Pre-stress cover separate sealed structure, adopt two-layer Pre-stress cover, be lower die-sleeve and counterdie Pre-stress cover, the impulsive force that counterdie is subject in impact process is absorbed by lower die-sleeve and counterdie Pre-stress cover, be very beneficial for strengthening the structural strength of mould; And Split type die mode, has facilitated the maintenance of counterdie and has been convenient to change consumable accessory, has better process industrial art performance with respect to monolithic mold.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
In Fig. 1, Fig. 1 a, Fig. 1 b, Fig. 1 c, Fig. 1 d, Fig. 1 e, Fig. 1 f are the artworks to the forging and stamping of T iron in prior art.
Fig. 2 is the structure chart of the counterdie separate sealed structure of T iron forge die described in the utility model.
Fig. 3 is the top view of the counterdie separate sealed structure of T iron forge die described in the utility model.
Fig. 4 is the cutaway view of the T iron forge die of the counterdie separate sealed structure composition of T iron forge die described in the utility model.
In Fig. 5, Fig. 5 a, Fig. 5 b, Fig. 5 c, Fig. 5 d, Fig. 5 e, Fig. 5 f are the T iron forge die of counterdie separate sealed structure composition of the T iron forge die described in the utility model artworks to the forging and stamping of T iron.
Fig. 6 is the structure chart of blank used in the T iron forge die of counterdie separate sealed structure composition of T iron forge die described in the utility model.
Description of reference numerals: 1, upper padding plate, 2, upper lock plate, 3, upper solid plate, 4, patrix, 5, lower die-sleeve, 6, counterdie Pre-stress cover, 7, counterdie, 8, lower bolster, 9, counterdie material returned thimble, 10, T shape blank, 11, taper surface, 12, arc surface, 13, die cavity end, 14, die cavity neck, 15, blank, 16, tap hole.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Consult shown in Fig. 2, Fig. 3, the counterdie separate sealed structure of a kind of T iron forge die that the utility model provides, comprise counterdie 7, it also comprises lower die-sleeve 5, counterdie Pre-stress cover 6 and lower bolster 8, described counterdie 7 is installed in lower die-sleeve 5, described lower die-sleeve 5 is located on lower bolster 8, and described lower die-sleeve 5 and lower bolster 8 are all located in counterdie Pre-stress cover 6.And the utility model also comprises counterdie material returned thimble 9, described counterdie material returned thimble 9 runs through described lower bolster 8 and counterdie 7 successively, for product being ejected to counterdie 7 after forging forming.Because counterdie 7 is adopted Pre-stress cover separate sealed structure by the utility model, adopt two-layer Pre-stress cover, be lower die-sleeve 5 and counterdie Pre-stress cover 6, the impulsive force that counterdie is subject in impact process is absorbed by lower die-sleeve 5 and counterdie Pre-stress cover 6, be very beneficial for strengthening the structural strength of mould; And Split type die mode, has facilitated the maintenance of counterdie and has been convenient to change consumable accessory, has better process industrial art performance with respect to monolithic mold.
Consult shown in Fig. 4, it is for adopting the T iron forge die of the split type insert structure composition of patrix of the present utility model, this mould comprises patrix 4 and the counterdie 7 of mutual correspondence, this mould is for forging and pressing the blank 15 being installed between patrix 4 and counterdie 7, counterdie 7 is provided with a T shape die cavity, this T shape die cavity comprises die cavity end 13 and die cavity neck 14, and the lower surface of die cavity end 13 is taper surface 12, and the two sides of die cavity end 13 are the arc surface 12 of indent.
On the mounting structure of patrix 4, also comprise upper padding plate 1, upper lock plate 2 and upper solid plate 3, patrix 4 is fixedly installed in the lower end of upper lock plate 2, upper lock plate 2 is embedded in solid plate 3, the upper surface of upper plate 3 admittedly with the upper upper surface of consolidating plate 3 in same plane, the upper surface of upper lock plate 2 and upper solid plate 3 are all fixedly installed in the lower surface of upper padding plate 1, adopt split type insert structure by patrix 4, can greatly reduce the maintenance cost of mould and be convenient to change consumable accessory.
Consult shown in Fig. 6, concrete, be located at and on the blank 15 between patrix 4 and counterdie 7, be also provided with tap hole 16 identical or contrary with the flow direction of material in forging and stamping process; The design of tap hole 16 can make material unnecessary in cold forging process realize shunting, guarantee on the one hand the pressure stability in shape chamber in cold forging, further improved product dimensional accuracy with the service life that has extended mould, reduce on the other hand the consume of material, also omit the magnetic core and the plate face that after cold closed-die forging, need blank simultaneously and carried out mach operation, greatly improve production efficiency, there is very high economic benefit.And, select the shape of tap hole 16 can elect circle or other shapes as.
Lower mask body introduction adopts the T iron forge die of Deform3D software simulation counterdie separate sealed of the present utility model structure composition to be applied in the embodiment in the forging and stamping of T iron.
The T iron product of required processing be shaped as rectangle.Length-width ratio 2.5:1,30 grams of net weight.If by old technology (take the lead, flattening, moulding, circular trimming), expendable weight is 53 grams.Stock utilization only 56.6%, spillage of material is serious, and ratio of height to diameter is larger.And adopt conventional T iron forging process mode to be difficult to realize.
And adopt the T iron forge die of counterdie separate sealed structure of the present utility model composition, and first painted blank and the mould entity of 3D from POR/E, be saved in TSL form.Then, import Deform3D software, the grid that application system generates automatically, then geometrical model and primary condition are set, blank is made as 10# boiling steel, and mould is made as rigid body, and coefficient of friction is 0.13, patrix translational speed is 220MM/S, adopts cold forging mode to forge, and does not consider thermal coupling in process.Whole simulation process is: the blank of taking the lead, flattening (can be several times, carry out as 3 times), form T shape blank 10, according to the 5a in Fig. 5, Fig. 5 b, Fig. 5 c, Fig. 5 d, Fig. 5 e, Fig. 5 f process is processed, making the inner portion face of the T shape blank 10 after flattening is a taper surface, and the head two sides arc surface that is indent, wherein the cone angle of taper surface and the radius of arc surface can be selected according to actual product, selected standard is deflection and the mobility that guarantees to guarantee on the one hand material, to prevent from forming to walk to expect dead band, avoid on the other hand the destruction of the mould causing because pressure is excessive.Finally, the actual forging and stamping forging and stamping that completed T iron product consistent with the assurance of simulating in Deform3D software.Fig. 5 c and Fig. 5 d from Fig. 5 can find out, adopt the T iron forge die of counterdie separate sealed structure composition of the present utility model to save a large amount of materials than old technology, and reduce the waste material amount of trimming.
Although described by reference to the accompanying drawings embodiment of the present utility model; but the patent owner can make various distortion or modification within the scope of the appended claims; as long as be no more than the described protection domain of claim of the present utility model, all should be within protection domain of the present utility model.
Claims (2)
1. the counterdie separate sealed structure of a T iron forge die, comprise counterdie (7), it is characterized in that: also comprise lower die-sleeve (5), counterdie Pre-stress cover (6) and lower bolster (8), described counterdie (7) is installed in lower die-sleeve (5), it is upper that described lower die-sleeve (5) is located at lower bolster (8), and described lower die-sleeve (5) and lower bolster (8) are all located in counterdie Pre-stress cover (6).
2. the counterdie separate sealed structure of T iron forge die according to claim 1, is characterized in that: also comprise counterdie material returned thimble (9), described counterdie material returned thimble (9) runs through described lower bolster (8) and counterdie (7) successively.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201320723794.5U CN203610585U (en) | 2013-11-15 | 2013-11-15 | Lower-mould split closed-type structure of T-iron forging and pressing mould |
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CN201320723794.5U CN203610585U (en) | 2013-11-15 | 2013-11-15 | Lower-mould split closed-type structure of T-iron forging and pressing mould |
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CN201320723794.5U Expired - Fee Related CN203610585U (en) | 2013-11-15 | 2013-11-15 | Lower-mould split closed-type structure of T-iron forging and pressing mould |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103611865A (en) * | 2013-11-15 | 2014-03-05 | 梧州恒声电子科技有限公司 | Split closed structure for lower die of T iron forging and pressing die |
CN105290291A (en) * | 2015-11-03 | 2016-02-03 | 江苏龙城精锻有限公司 | Closed pre-forging molding die for special-shaped oil spray device body workblank and process of closed pre-forging molding die |
CN111933439A (en) * | 2020-06-30 | 2020-11-13 | 海宁市康明电子有限公司 | Magnetic core mold processing for power |
-
2013
- 2013-11-15 CN CN201320723794.5U patent/CN203610585U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103611865A (en) * | 2013-11-15 | 2014-03-05 | 梧州恒声电子科技有限公司 | Split closed structure for lower die of T iron forging and pressing die |
CN105290291A (en) * | 2015-11-03 | 2016-02-03 | 江苏龙城精锻有限公司 | Closed pre-forging molding die for special-shaped oil spray device body workblank and process of closed pre-forging molding die |
CN105290291B (en) * | 2015-11-03 | 2017-09-19 | 江苏龙城精锻有限公司 | The enclosed blocking shaping dies and its technique of a kind of special-shaped oil injector body blank |
CN111933439A (en) * | 2020-06-30 | 2020-11-13 | 海宁市康明电子有限公司 | Magnetic core mold processing for power |
CN111933439B (en) * | 2020-06-30 | 2022-03-08 | 海宁市康明电子有限公司 | Magnetic core mold processing for power |
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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: 20140528 Termination date: 20141115 |
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EXPY | Termination of patent right or utility model |