CN210847980U - Deep drawing forming die for titanium alloy sheet metal part - Google Patents
Deep drawing forming die for titanium alloy sheet metal part Download PDFInfo
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- CN210847980U CN210847980U CN201921149774.5U CN201921149774U CN210847980U CN 210847980 U CN210847980 U CN 210847980U CN 201921149774 U CN201921149774 U CN 201921149774U CN 210847980 U CN210847980 U CN 210847980U
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Abstract
The utility model discloses a titanium alloy panel beating part degree of depth drawing forming die belongs to titanium alloy mould technical field, for reducing the manufacturing cost of prior art, provides one kind and is applicable to with type titanium alloy panel beating part degree of depth drawing forming processing technology, including terrace die and die, the die includes die core and die holder, is provided with the deep-drawing subassembly between terrace die and the die, and the deep-drawing subassembly includes first damping layer board, second damping layer board and third damping layer board, first damping layer board, second damping layer board and third damping layer board set gradually at the coarse fodder board lower extreme by last under to. Utilize the deep-drawing to take shape processing technology, exert complicated external force to the panel through the mould, cause the inboard complicated stress state that appears, first damping layer board, second damping layer board and third damping layer board carry out the cubic deep-drawing shaping to the mould to at the lower extreme of blank board formation closed loop's damping region, make the blank board atress in the separation region more even, blank board deflection is littleer.
Description
Technical Field
The utility model belongs to the technical field of the titanium alloy mould, specifically relate to a titanium alloy panel beating part degree of depth drawing forming die.
Background
The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The method realizes the processing of the appearance of the article mainly by changing the physical state of the formed material, and the article is called as 'industrial mother'.
The tool for making blank into product with specific shape and size under the action of external force is widely used in blanking, die forging, cold heading, extrusion, powder metallurgy product pressing, pressure casting and the forming process of compression molding or injection molding of engineering plastics, rubber, ceramics and other products. The die has a specific contour or cavity shape, and the blank can be separated (blanked) according to the contour shape by applying the contour shape with the cutting edge. The blank can obtain a corresponding three-dimensional shape by using the shape of the inner cavity. The mold generally comprises a movable mold and a fixed mold (or a male mold and a female mold), which can be separated or combined. When the blank is closed, the blank is injected into the die cavity for forming. The die is a precise tool, has a complex shape, bears the expansion force of a blank, has higher requirements on structural strength, rigidity, surface hardness, surface roughness and processing precision, and the development level of die production is one of important marks of the mechanical manufacturing level.
When the titanium alloy is deeply drawn by the traditional process, due to the limitation of part materials and the complex calculation of drawing parameters, superplastic forming is often adopted, the production process is complex, and the cost is huge.
Disclosure of Invention
The utility model aims to provide a: the deep drawing forming die is used for reducing the production cost of the prior art, providing a deep drawing forming processing technology suitable for the same type of titanium alloy sheet metal parts, solving the problems of cracking and wrinkling of the parts in drawing and providing the deep drawing forming die for the titanium alloy sheet metal parts.
The utility model adopts the technical scheme as follows:
the utility model provides a titanium alloy panel beating part degree of depth deep-drawing mould, includes terrace die and die, the die includes die core and die holder, is provided with the deep-drawing subassembly between terrace die and the die, and the deep-drawing subassembly includes first damping layer board, second damping layer board and third damping layer board, be provided with the coarse fodder board between terrace die and the die, first damping layer board, second damping layer board and third damping layer board set gradually at coarse fodder board lower extreme by last under to.
The utility model discloses a further preferred, first damping layer board, second damping layer board and third damping layer board and wool board looks adaptation and circumference setting are at wool board lower extreme.
The utility model discloses a further preferred, the symmetry is provided with fastening screw between terrace die and the die.
The utility model discloses a further preferred, terrace die is connected with platform under the hydraulic press, the die is connected with the hydraulic press upper mounting plate.
The utility model discloses a further preferred, the terrace die middle part is run through and is provided with and leads the slide opening, leads to be provided with in the slide opening and leads the slide bar.
The working principle is as follows: the utility model aims at solving the problems of complex and high cost of the traditional superplastic forming process, and provides a deep drawing forming processing die for titanium alloy sheet metal parts, the male die of the utility model is connected with the lower platform of the hydraulic press, the concave die seat is connected with the upper platform of the hydraulic press, the acting force F1 of the lower platform of the hydraulic press is sequentially transmitted to the first damping supporting plate, the second damping supporting plate and the third damping supporting plate through the slide guide rod, the acting force F2 of the upper platform of the hydraulic press is sequentially transmitted to the concave die seat and the concave die core, the part rough material plate is positioned between the third damping supporting plate and the concave die seat, along with the gradual increase of F2, the female die moves downwards, then the female die is contacted with the part rough material plate, along with the continuous increase of F2, the concave die seat and the variable crease-resistant supporting plate clamp rough material move downwards together, the pressure FI starts to act at the moment, F1 is smaller than F2 through the hydraulic press, the blank pressing, the female die holder and the drawing assembly clamp the blank plate to move downwards together, the male die pushes the blank plate to move towards the inner side of the female die, so that the blank plate deforms, when the movement amount is equal to the first drawing amount, the first drawing amount is controlled by the female die corresponding to the total thickness of the first damping supporting plate, the second damping supporting plate and the third damping supporting plate, the first drawing forming is completed, the movement is stopped at the moment, the first damping supporting plate is taken off and the second drawing forming is performed, the second drawing amount is controlled by the female die corresponding to the total thickness of the second damping supporting plate and the third damping supporting plate, the second drawing forming is completed, the movement is stopped at the moment, the second damping supporting plate is taken off and the third drawing forming is performed, and the third drawing amount is controlled by the female die corresponding to the thickness of the third damping supporting plate.
Wherein: in the whole deep drawing forming process, the drawing amount of the first time is controlled by the female die corresponding to the total thickness of the first damping supporting plate, the second damping supporting plate and the third damping supporting plate, the drawing amount of the second time is controlled by the female die corresponding to the total thickness of the second damping supporting plate and the third damping supporting plate, the drawing amount of the third time is controlled by the female die corresponding to the thickness of the third damping supporting plate, and when the deep drawing forming of the third time is finished, the part forming is finished.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model utilizes the deep drawing forming processing technology, applies complex external force to the plate through the mould, causes the complex stress state to appear in the plate, carries out three times deep drawing forming to the mould through the first damping supporting plate, the second damping supporting plate and the third damping supporting plate, forms a closed-loop damping area at the lower end of the blank plate through the first damping supporting plate, the second damping supporting plate and the third damping supporting plate which are arranged at the lower end of the blank plate, leads the blank plate stress in the blocking area to be more uniform, the deformation of the blank plate is smaller, simultaneously, reduces the stress contraction trend of the blank plate outside the closed-loop area, achieves the aim that the workpiece of the part blank plate is not easy to crack, the surface of the workpiece is smooth, the effect of protrusion is not easy to be played, the production efficiency and the qualification rate of finished products are effectively improved, compared with the prior art, the defects of complex superplastic forming process and huge cost in the traditional technology are overcome, the deep drawing forming processing technology is suitable for the same type of titanium alloy sheet metal parts, and solves the problems of cracking and wrinkling of the parts in the deep drawing.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a D-D sectional view of the present invention;
fig. 3 is a cross-sectional view of the present invention taken along line E-E.
Reference numerals: the method comprises the following steps of 1-a female die, 2-a male die, 3-a female die holder, 4-a female die core, 5-a first damping supporting plate, 6-a second damping supporting plate, 7-a third damping supporting plate, 8-a male die, 9-a slide guide hole and 10-a slide guide rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limiting the invention, i.e., the described embodiments are merely a few embodiments, rather than all embodiments, and that all features disclosed in this specification, or all methods or process steps disclosed, may be combined in any suitable manner, except for mutually exclusive features and/or steps.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The present invention will be described in detail with reference to fig. 1, 2 and 3.
The first embodiment is as follows: when the titanium alloy is deeply drawn by the traditional process, due to the limitation of part materials and the complex calculation of drawing parameters, superplastic forming is often adopted, the production process is complex, and the cost is huge.
In order to reduce prior art's manufacturing cost, a be applicable to with type titanium alloy panel beating part degree of depth deep-drawing forming processing technique is provided, the fracture of part in the solution deep-drawing, the problem of corrugating, a titanium alloy panel beating part degree of depth deep-drawing mould, including terrace die 2 and die 1, terrace die 2 includes 1 core of die and 1 seat of die, be provided with the deep-drawing subassembly between terrace die 2 and the die 1, the deep-drawing subassembly includes first damping layer board 5, second damping layer board 6 and third damping layer board 7, be provided with the flitch between terrace die 2 and the die 1, first damping layer board 5, second damping layer board 6 and third damping layer board 7 set gradually at the flitch lower extreme from top to bottom.
The first damping supporting plate 5, the second damping supporting plate 6 and the third damping supporting plate 7 are matched with the wool board and are circumferentially arranged at the lower end of the wool board.
Fastening screws are symmetrically arranged between the male die 2 and the female die 1.
The male die 2 is connected with a lower platform of the hydraulic machine, and the female die 1 is connected with an upper platform of the hydraulic machine.
A guide sliding hole 9 is arranged in the middle of the male die 2 in a penetrating manner, and a guide sliding rod 10 is arranged in the guide sliding hole 9.
The working principle is as follows: the utility model discloses terrace die 2 is connected with platform under the hydraulic press, concave die seat is connected with platform on the hydraulic press, the effort F1 of platform under the hydraulic press transmits in proper order for first damping layer board 5, second damping layer board 6 and third damping layer board 7 through leading slide bar 10, the effort F2 of platform on the hydraulic press transmits to die 1 seat, the part hair plate is located between third damping layer board 7 and die 1 seat, along with the gradual increase of F2, die 1 downstream, contact with part hair plate afterwards, along with the continuation increase of F2, die 1 seat and variable crease-resistance layer board clamp hair plate and move downwards together, pressure FI begins to play a role at this moment, make F1 be less than F2 through the hydraulic press, blank pressing force F is equal to F2-F1>0, die 1 seat and deep-drawing subassembly clamp hair plate move downwards together, terrace die 2 pushes up the hair plate and moves to die 1 inboard, when the moving amount is equal to the first drawing amount, the first drawing amount is controlled by the female die 1 corresponding to the total thickness of the first damping supporting plate 5, the second damping supporting plate 6 and the third damping supporting plate 7 to complete the first drawing forming, the movement is stopped at the moment, the first damping supporting plate 5 is taken off and the second drawing forming is carried out, the second drawing amount is controlled by the female die 1 corresponding to the total thickness of the second damping supporting plate 6 and the third damping supporting plate 7 to complete the second drawing forming, the movement is stopped at the moment, the second damping supporting plate 6 is taken off and the third drawing forming is carried out, and the third drawing amount is controlled by the female die 1 corresponding to the thickness of the third damping supporting plate 7.
Wherein: in the whole deep drawing forming process, the drawing amount of the first time is controlled by the die 1 corresponding to the total thickness of the first damping supporting plate 5, the second damping supporting plate 6 and the third damping supporting plate 7, the drawing amount of the second time is controlled by the die 1 corresponding to the total thickness of the second damping supporting plate 6 and the third damping supporting plate 7, the drawing amount of the third time is controlled by the die 1 corresponding to the thickness of the third damping supporting plate 7, and when the deep drawing forming of the third time is finished, the part forming is finished.
The fixed connection, fixed mounting or fixed arrangement mode comprises the existing common technologies, such as bolt fixing, welding, riveting and the like, and all the technologies play a role in fixing without influencing the overall effect of the device.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure and claims of this application. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (5)
1. The utility model provides a titanium alloy panel beating part degree of depth drawing forming die, includes terrace die (2) and die (1), its characterized in that, die (1) is provided with the deep-drawing subassembly including concave die core (4) and die holder (3) between terrace die (2) and die (1), and the deep-drawing subassembly includes first damping layer board (5), second damping layer board (6) and third damping layer board (7), be provided with the hair flitch between terrace die (2) and die (1), first damping layer board (5), second damping layer board (6) and third damping layer board (7) set gradually at hair flitch board lower extreme from the top down.
2. The deep drawing forming die for the titanium alloy sheet metal part according to claim 1, wherein the first damping supporting plate (5), the second damping supporting plate (6) and the third damping supporting plate (7) are matched with the blank plate and are circumferentially arranged at the lower end of the blank plate.
3. The deep drawing forming die for the titanium alloy sheet metal part according to claim 1, wherein fastening screws are symmetrically arranged between the male die (2) and the female die (1).
4. The deep drawing forming die for the titanium alloy sheet metal part according to claim 1, wherein the male die (2) is connected with a lower platform of a hydraulic machine, and the female die (1) is connected with an upper platform of the hydraulic machine.
5. The deep drawing forming die for the titanium alloy sheet metal part according to claim 1, wherein a slide guide hole (9) penetrates through the middle of the male die (2), and a slide guide rod (10) is arranged in the slide guide hole (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921149774.5U CN210847980U (en) | 2019-07-22 | 2019-07-22 | Deep drawing forming die for titanium alloy sheet metal part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921149774.5U CN210847980U (en) | 2019-07-22 | 2019-07-22 | Deep drawing forming die for titanium alloy sheet metal part |
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| Publication Number | Publication Date |
|---|---|
| CN210847980U true CN210847980U (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921149774.5U Active CN210847980U (en) | 2019-07-22 | 2019-07-22 | Deep drawing forming die for titanium alloy sheet metal part |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112474984A (en) * | 2020-09-30 | 2021-03-12 | 成都飞机工业（集团）有限责任公司 | Method for deep drawing and forming sheet metal part of airplane cap-shaped fairing |
-
2019
- 2019-07-22 CN CN201921149774.5U patent/CN210847980U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112474984A (en) * | 2020-09-30 | 2021-03-12 | 成都飞机工业（集团）有限责任公司 | Method for deep drawing and forming sheet metal part of airplane cap-shaped fairing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A deep drawing die for titanium alloy sheet metal parts Effective date of registration: 20220606 Granted publication date: 20200626 Pledgee: Xi'an Science and Technology Financial Service Center Co.,Ltd. Pledgor: XI'AN HONGTAI AVIATION TECHNOLOGY Co.,Ltd. Registration number: Y2022610000297 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230626 Granted publication date: 20200626 Pledgee: Xi'an Science and Technology Financial Service Center Co.,Ltd. Pledgor: XI'AN HONGTAI AVIATION TECHNOLOGY Co.,Ltd. Registration number: Y2022610000297 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |