CN205032552U - Thin -wall part forming die - Google Patents
Thin -wall part forming die Download PDFInfo
- Publication number
- CN205032552U CN205032552U CN201520662810.3U CN201520662810U CN205032552U CN 205032552 U CN205032552 U CN 205032552U CN 201520662810 U CN201520662810 U CN 201520662810U CN 205032552 U CN205032552 U CN 205032552U
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- dynamic model
- thin
- wall part
- arc
- drift
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Abstract
The utility model discloses a thin -wall part forming die. Forming die includes die body, drift, the die cavity has the arc chamber that two mirror symmetry set up, and two arc intracavitys are equipped with left movable mould and right movable mould respectively, left side movable mould and right movable mould are the mirror symmetry structure, have all seted up arc breach and arc wall on this left side movable mould and the right movable mould, the punching press end of drift is ARC structure, the arc breach of left side movable mould makes up to form to wrap when the drift punching press targets in place with the arc breach of right movable mould and winds the arc chamber of drift punching press end, mirror symmetry sets up the arc wall of left side movable mould is used for placing the thin wall spare of treating the punching press with the arc wall of right movable mould before the drift punching press, wrap the thin wall spare behind the coiled type when the drift punching press targets in place. The utility model discloses can reduce mould quantity by a wide margin, shorten the process route, compression manufacturing cost improves production efficiency.
Description
Technical field
The utility model relates to a kind of thin-wall part mould, is especially suitable as the mould of one-shot forming and guarantee shape need.
Background technology
Thin-wall part have quality light, save the distinguishing feature such as material, compact conformation, and to be used widely at many mechanical fields such as aviation, automobile, military projects.Thin-wall part poor rigidity, intensity is weak, process the features such as yielding, result also in the distortion that vibration or the uneven generation of material are cut in restive generation in process, makes the machine of part add quality and be difficult to be protected.
Certain extraordinary thin-wall part processes the Technology Difficulties belonged in machining, for the extraordinary thin-wall part proposed, the existing processing method of corresponding thin-wall part is more loaded down with trivial details, existing mould comprises compressing tablet blanking die, housing cup mould, rushes oval mould, preforming mould and final housing shaping mould, utilize this serial die can process certain extraordinary thin-wall part required, defect is that process route is complicated and tediously long, required number of molds is various, at substantial manpower and materials, processing time extraordinary thin-wall part cost is huge.
Utility model content
For produced problem in above-mentioned thin-wall part processing, the utility model aims to provide a kind of thin-wall part mould, and this mould significantly can reduce number of molds, shortens process route, and compression production cost, enhances productivity.
To achieve these goals, the technical scheme that the utility model adopts is:
A kind of thin-wall part mould, comprises the die body with die cavity, is positioned at the drift above die cavity; Its design feature is, described die cavity has the arc-shaped cavity that two specular are arranged, a cavity in two arc-shaped cavities is built with rotating left dynamic model, another cavity is built with rotating right dynamic model, described left dynamic model and right dynamic model are mirror image, and this left dynamic model and right dynamic model all offer arc notch and deep-slotted chip breaker; The punching press end of described drift is globoidal structure; The arc notch of described left dynamic model that specular is arranged and the arc notch of right dynamic model are combined to form the arc-shaped cavity holding described punch end when punch puts in place; The deep-slotted chip breaker of the deep-slotted chip breaker of described left dynamic model that specular is arranged and right dynamic model before punch for placing thin-wall part to be punched, hold when punch puts in place shaping after thin-wall part.
According to embodiment of the present utility model, can also do further to optimize to the utility model, the technical scheme below for being formed after optimization:
As a kind of concrete version, the part that described left dynamic model and right dynamic model contact with arc-shaped cavity is cake side, between cake side and a side wall surface of deep-slotted chip breaker, form crescent moon platform, between arc notch and another side wall surface of deep-slotted chip breaker, form one section of boss; What described boss two side wall surfaces were formed as thin-wall part strikes out profile.Further, the distance between described boss outer surface and the bottom surface of deep-slotted chip breaker is equal with the height of thin-wall part.
Conveniently clamp die body, bottom described die body, fixedly lower bolster is housed, on rear side of this die body, rear plate is fixedly housed.Rear plate is convenient installs the left dynamic model of constraint and right dynamic model.Further, described rear plate is equipped with two rotating shafts, described left dynamic model and right dynamic model are contained in corresponding rotating shaft, and can rotate around the axis.
The top of described drift is contained on die shank by upper module.
Preferably, the bottom of described left dynamic model is connected by flexible member with the bottom of right dynamic model, and this flexible member is for limiting left dynamic model and the right dynamic model rotational angle when punching press.Further preferably, the spring that is arranged horizontally of described flexible member.
In order to ensure stability during punching press, the bottom width of described die body is greater than top.
The method of processing thin-walled of above-mentioned thin-wall part mould is utilized to comprise the steps:
S1, treat shaping thin cylinder and heat-treat, to improve the material flowability of thin cylinder;
S2, by the thin-wall part mould that assembles by the clamping of press machine location, adjust the punch degree of depth;
S3, will thin cylinder to be formed adjustment suitable shape after be sleeved in the deep-slotted chip breaker of left dynamic model and right dynamic model;
S4, start press machine, drift impacts the arc notch of the left dynamic model of punching press and right dynamic model downwards, and thin cylinder to be formed forms the thin-wall part of predetermined shape along with the rotation of left dynamic model and right dynamic model;
S5, take off shaping after thin-wall part carry out subsequent treatment.
Above structure, the utility model does not need the processing of three-procedure substep, complex operations is converted into simple operations, proposes the machined die that a kind of thin-wall part is shaping.The shaping machined die of thin-wall part is primarily of punch components, profiled part, load bearing component composition.Described punch components mainly comprises drift, cope match-plate pattern, die shank.Described profiled part mainly comprises left dynamic model, right dynamic model.Described load bearing component is made up of die body, lower bolster and rear plate, and die body is as the structural framework of whole mould.
Compared with prior art, the beneficial effects of the utility model are:
1, the utility model decreases this thin-wall part decompressor quantity of processing, reduces manufacturing procedure, reduces 2/3rds processing costs, improve product percent of pass simultaneously.Solve in the overall operation of thin-wall part, process loaded down with trivial details, shaping not in place, the problem that surface roughness is not up to standard.
2, the utility model is ingenious utilizes product structure characteristic, utilize drift to move both vertically and drive the relative rotation of left and right dynamic model, the drift bottom surface made and the side close contact of left and right dynamic model, and pass through radial load, produce tensile force, make preformed thin-wall part generation plastic deformation.
3, the utility model is simple and reliable for structure, is convenient to load and unload from equipment, with short production cycle, is particularly suitable for the processing trial-production of corresponding research products, is also applicable to the production of typical products in mass production.
4, the appropriate design of the dimensional fits of each part makes this mechanism be achieved.
In a word, the utility model solves the problem that in extraordinary thin-wall part product parts punching course, roughness is not up to standard, reduces number of molds, shortens process route, have compressed production cost, improve production efficiency.
Below in conjunction with drawings and Examples, the utility model is further elaborated.
Accompanying drawing explanation
Fig. 1 is the structure principle chart of the utility model embodiment;
Fig. 2 is the mechanism map after the utility model punching press;
Fig. 3 is the sectional view of product after the utility model punching press;
Fig. 4 is the structural representation of the utility model left and right dynamic model;
Fig. 5 is the structural representation of the utility model die body;
Fig. 6 is the top view of Fig. 5;
Fig. 7 is the sectional view of Fig. 5;
Fig. 8 is lower bolster schematic diagram;
Fig. 9 is punch structure schematic diagram;
Figure 10 is the top view of Fig. 9;
Figure 11 is the structural representation of cope match-plate pattern;
Figure 12 is the top view of Figure 11;
Figure 13 is the structural representation of rear plate;
Figure 14 is the top view of Fig. 4.
Detailed description of the invention
The machined die that a kind of thin-wall part is shaping, as shown in Figure 1, the left dynamic model 4 be arranged symmetrically with primarily of rear plate 2, two pieces, die shank 6, cope match-plate pattern 7, drift 9, spring 10, die body 12, the lower bolster 13 laying respectively at the adjacent both sides of die body 12, right dynamic model 14 form.Wherein die body 12 is as the structural framework of whole mould, die body 12 top view is rectangle, front view is figure symmetrically, the plane of symmetry 28 left and right sides is respectively a greater part of circular hole, atop part outstanding between two circular holes is curved, overall formation die cavity 1, for the formation of thin-wall part 29, wherein two circular hole both sides are respectively two through holes.Above die body 12, two jiaos are 90 degree, and in order to increase the strength and stability of die body 12, below die body 12, two ends are acute angle; Described lower bolster 13 is a cuboid plate, it has three through holes.The shape of rear plate 2 is cuboid plate, and it has screwed hole 26,31 and three arc-shaped slots 30, described four through holes are identical between two, and three arc-shaped slots 30 are as oiling groove; Die body 12 bottom center line distributes three screwed holes 24, lower bolster 13 bottom center line has three counter sinks 23, three hole site one_to_one corresponding on described die body 12 and lower bolster 13; Described lower bolster 13 upper surface roughness is lower than lower surface.Die body 12 and lower bolster 13 connect into the entirety about plane 28 symmetry by three bolts.Semicircle orifice both sides, two, die body 12 front have a counter sink 2 25 respectively, and rear plate 2 has two screwed holes 26, and after rear plate 2 rotates screw-in by two bolts being each passed through the counter sink of die body 12, the screwed hole 26 of plate 2 is formed with die body 12 and removably connects; Described die body 12, rear plate 2, lower bolster 13 form a load bearing component, and described load bearing component is symmetrical about a plane 28.
When punching press puts in place, the deep-slotted chip breaker of left dynamic model 4 is respectively used to install left dynamic model 4 with the center of circle of the deep-slotted chip breaker of right dynamic model 14 with two of described die cavity and overlaps with the center of circle of the arc-shaped cavity of right dynamic model 14.
Described left dynamic model 4 and right dynamic model 14 specular, left dynamic model 4 and right dynamic model 14 are and have deep-slotted chip breaker 16 and the metal cake with arc notch 15, and its home position is a through hole 21, its edge are a screwed hole 22.In order to improve hardness and wearability, left dynamic model 4, right dynamic model 14 need to carry out certain heat treatment; Left dynamic model 4, right dynamic model 14 are connected with rear plate 2 through circular hole on left dynamic model 4, right dynamic model 14 by bolt, and described left dynamic model 4, right dynamic model 14 can rotate around bolt 3 relative to rear plate 2.
One section of boss 17 is formed between the arc notch 15 of described left dynamic model 4 and right dynamic model 14 and deep-slotted chip breaker 16, boss 17 front is equal with thin-wall part height with the distance of deep-slotted chip breaker bottom surface 18, bottom surface is as the shaping datum level of thin-wall part, boss 17 two sides become thin-wall part and strike out profile, deep-slotted chip breaker opposite side and cake side 19 form crescent moon platform 20, boss 17 and crescent moon platform 20 positive and negative are in a plane respectively, and described two planes are parallel.
On described left dynamic model 4 and right dynamic model 14, two screwed holes 22 are by two pinned connection one springs 10, left dynamic model 4, the right dynamic model 14 of described diel are in open configuration at one's leisure, during punching press, described spring 10 ensures the angle that left dynamic model 4, right dynamic model 14 rotate;
Described die body 12 medial surface is identical with the lateral surface roughness of left dynamic model 4, right dynamic model 14.
Described rear plate 2, left dynamic model 4, right dynamic model 14 are bolted formation entirety, and described entirety is symmetrical about a plane 28.
Described drift 9 is identical with right dynamic model 14 working region roughness with left dynamic model 4, and working region punching press is formed and produces plastic deformation thin-wall part 29.
Described die shank 6 is the step-like shaft forgings that one end radial dimension is obviously greater than the other end; Cope match-plate pattern 7 has a blind hole and four counter sinks 27, die shank 6 greatly end has a breach, and drift 9, cope match-plate pattern 7 and die shank 6 are bolted.Described drift 9 selects the performances such as intensity higher than the material of cope match-plate pattern 7 and die shank 6, and in order to improve hardness and wearability, drift 9 needs to carry out certain heat treatment.Described drift 9, cope match-plate pattern 7, die shank 6 form a punch components by bolt, and described punch components is about a plane symmetry.
The method of the machined die machining of special thin-wall part product utilizing thin-wall part shaping comprises the steps:
S1, certain heat treatment is carried out to thin cylinder, improve the material flowability of thin cylinder;
S2, by machined die shaping for the thin-wall part that assembles by the clamping of press machine location, adjust the punch degree of depth;
S3, the relevant position of left dynamic model 4, right dynamic model 14 will be sleeved on after preprepared thin cylinder adjustment suitable shape;
S4, start press machine, stamp out predetermined thin-walled parts;
S5, take off predetermined thin-walled parts, be placed on grinding machine and carry out grinding, make described thin-walled parts height meet designing requirement.
By screw, lower bolster and die body are connected into entirety, rear plate is placed on rear side of die body, after adjustment, plate makes counter sink centering on rear plate upper screwed hole and die body, supporting bolt is used to be fixed on die body by rear plate, left and right dynamic model is positioned in die body circular port, tight a bolt its axial restraint, ensure that left and right dynamic model rotates freely relative to die body.Drift, cope match-plate pattern, die shank are bolted becomes a punch components.
Annealing in process is carried out to the Circular Thin part made in advance, eliminates the machining stress of Circular Thin part, improve toughness and the mobility of material.
During work, punch components be clamped on punch press, remaining part places location clamping on punch press platform; The Circular Thin part made in advance is fitted in left and right dynamic model boss side surfaces, ensures that the side of thin-wall part is concordant with dynamic model boss front, left and right.
Start press machine, drift vertical downward movement, punch. contact is to left and right moving modular belt dynamic model opposite direction rotating; thin-wall part produces elastic deformation; along with drift continues to impact downwards, thin-wall part is subject to drift and left and right dynamic model boss squeezing action, and thin-wall part produces plastic deformation.After drift impacts extreme lower position downwards, drift moves upward, and the spring on the dynamic model of left and right pulls left and right dynamic model to rotate around respective bolt, until left and right dynamic model recovers initial position.
The content that above-described embodiment is illustrated should be understood to these embodiments only for being illustrated more clearly in the utility model, and be not used in restriction scope of the present utility model, after having read the utility model, the amendment of those skilled in the art to the various equivalent form of value of the present utility model has all fallen into the application's claims limited range.
Claims (9)
1. a thin-wall part mould, comprises the die body (12) with die cavity (1), is positioned at the drift (9) of die cavity (1) top; It is characterized in that, described die cavity (1) has the arc-shaped cavity that two specular are arranged, a cavity in two arc-shaped cavities is built with rotating left dynamic model (4), another cavity is built with rotating right dynamic model (14), described left dynamic model (4) and right dynamic model (14) are mirror image, and this left dynamic model (4) and right dynamic model (14) all offer arc notch (15) and deep-slotted chip breaker (16); The punching press end of described drift (9) is globoidal structure; The arc notch of described left dynamic model (4) that specular is arranged and the arc notch of right dynamic model (14) are combined to form when drift (9) punching press puts in place the arc-shaped cavity holding described punch end; The deep-slotted chip breaker of the deep-slotted chip breaker of described left dynamic model (4) that specular is arranged and right dynamic model (14) before drift (9) punching press for placing thin-wall part (29) to be punched, hold when drift (9) punching press puts in place shaping after thin-wall part (29).
2. thin-wall part mould according to claim 1, it is characterized in that, the part that described left dynamic model (4) and right dynamic model (14) contact with arc-shaped cavity is cake side (19), between cake side (19) and a side wall surface of deep-slotted chip breaker (16), form crescent moon platform (20), between arc notch (15) and another side wall surface of deep-slotted chip breaker (16), form one section of boss (17); What described boss (17) two side wall surfaces were formed as thin-wall part (29) strikes out profile.
3. thin-wall part mould according to claim 2, is characterized in that, the distance between described boss (17) outer surface and the bottom surface (18) of deep-slotted chip breaker (16) is equal with the height of thin-wall part (29).
4. thin-wall part mould according to claim 1, is characterized in that, lower bolster (13) is fixedly equipped with in described die body (12) bottom, and this die body (12) rear side is fixedly equipped with rear plate (2).
5. thin-wall part mould according to claim 4, is characterized in that, described rear plate (2) is equipped with two rotating shafts, and described left dynamic model (4) and right dynamic model (14) are contained in corresponding rotating shaft, and can rotate around the axis.
6. thin-wall part mould according to claim 1, is characterized in that, the top of described drift (9) is contained on die shank (6) by upper module (7).
7. thin-wall part mould according to claim 1, it is characterized in that, the bottom of described left dynamic model (4) is connected by flexible member with the bottom of right dynamic model (14), and this flexible member is for limiting left dynamic model (4) and right dynamic model (14) rotational angle when punching press.
8. thin-wall part mould according to claim 7, is characterized in that, the spring (10) that described flexible member is arranged horizontally.
9. according to the thin-wall part mould one of claim 1-8 Suo Shu, it is characterized in that, the bottom width of described die body (12) is greater than top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520662810.3U CN205032552U (en) | 2015-08-28 | 2015-08-28 | Thin -wall part forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520662810.3U CN205032552U (en) | 2015-08-28 | 2015-08-28 | Thin -wall part forming die |
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| Publication Number | Publication Date |
|---|---|
| CN205032552U true CN205032552U (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520662810.3U Expired - Fee Related CN205032552U (en) | 2015-08-28 | 2015-08-28 | Thin -wall part forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205032552U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105057465A (en) * | 2015-08-28 | 2015-11-18 | 江南工业集团有限公司 | Thin-walled workpiece forming mould and thin-walled workpeice processing method |
| CN106111809A (en) * | 2016-07-26 | 2016-11-16 | 枣庄福源环能机械制造有限公司 | The mold tooling of heating radiator disjunctor buckle closure and buckle closure make |
| CN108435922A (en) * | 2018-05-28 | 2018-08-24 | 安徽省宁国市东波紧固件有限公司 | A kind of positioning lathe dog molding die |
-
2015
- 2015-08-28 CN CN201520662810.3U patent/CN205032552U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105057465A (en) * | 2015-08-28 | 2015-11-18 | 江南工业集团有限公司 | Thin-walled workpiece forming mould and thin-walled workpeice processing method |
| CN106111809A (en) * | 2016-07-26 | 2016-11-16 | 枣庄福源环能机械制造有限公司 | The mold tooling of heating radiator disjunctor buckle closure and buckle closure make |
| CN108435922A (en) * | 2018-05-28 | 2018-08-24 | 安徽省宁国市东波紧固件有限公司 | A kind of positioning lathe dog molding die |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160217 Termination date: 20180828 |