CN206199988U - A kind of magnesium alloy plate bidirectional circulating bending mould - Google Patents
A kind of magnesium alloy plate bidirectional circulating bending mould Download PDFInfo
- Publication number
- CN206199988U CN206199988U CN201621307367.9U CN201621307367U CN206199988U CN 206199988 U CN206199988 U CN 206199988U CN 201621307367 U CN201621307367 U CN 201621307367U CN 206199988 U CN206199988 U CN 206199988U
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- pin
- die
- pressing die
- punch
- magnesium alloy
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Abstract
A kind of magnesium alloy plate bidirectional circulating bending mould, including upper die and lower die, it is characterised in that：Five upper bending punch-pin level and spaced sets, five above bend the right part that punch-pin is installed in the lower surface of upper die plate by screw, upper pressing die is installed in the left part of the lower surface of upper die plate by screw, and bottoming hole is offered respectively on upper bending punch-pin and upper pressing die.Lower template, five lower bending punch-pin are identical with the structure of upper pressing die with upper die plate, five upper bending punch-pin respectively with the structure of lower pressing die.Five lower bending punch-pin levels and spaced set, five lower bending punch-pin are installed in the right part of the upper surface of lower template by screw and are staggered with five upper bending punch-pin, lower pressing die is installed in the right part of the upper surface of lower template by screw, and upper pressing die and lower pressing die are symmetrical arranged.Secondly reduction magnesium alloy basal plane texture, improves magnesium alloy plate forming property.
Description
Technical field
The utility model belongs to magnesium alloy plate preparation field.More particularly to a kind of magnesium alloy plate bidirectional circulating bending die
Tool.
Background technology
The texture of magnesium alloy plate can effectively be weakened by fierce tangential deformation, the formability of magnesium alloy plate is improved
Energy.What bidirectional circulating Bending Deformation method can realize magnesium alloy plate deformation area's compressive deformation and tensile deformation replaces change,
Such that it is able to feather organization and the texture distribution being effectively improved in all directions, the formability of magnesium alloy plate can be effectively improved
Energy and mechanical property.
Because magnesium alloy materials are during bidirectional circulating Bending Deformation, any particle in deformation area all generates tensile deformation
Alternating with compressive deformation changes, so as to produce the reciprocation of compression twin and stretching twin, improves magnesium alloy plate
Feather organization and texture, make crystal grain be orientated dispersion, weaken basal plane texture and weaken the anisotropy of sheet material, significantly improve
The forming property and mechanical property of magnesium alloy plate.It is horizontal, thick that bidirectional circulating Bending Deformation can be effectively improved magnesium alloy plate
Degree direction, stressing conditions in the radial direction and material flowing, can further improve magnesium alloy plate in the radial direction twin
Crystalline substance tissue and texture, can also improve the feather organization and texture on sheet material laterally and thickness direction.
Utility model content
The purpose of this utility model is to provide a kind of magnesium alloy plate bidirectional circulating bending mould.Magnesium alloy can be realized
The compound deforming technique of sheet material bidirectional circulating bending, effective refining crystal grains of magnesium alloy plate and is evenly distributed, secondly reduction magnesium alloy
Basal plane texture, improves magnesium alloy plate forming property.
The technical scheme of use:
A kind of magnesium alloy plate bidirectional circulating bending mould, including upper die and lower die, it is characterised in that：
Upper mould, including upper die plate, five upper bending punch-pin and upper pressing dies, five upper bending punch-pin levels and equidistantly
Set, the section that punch-pin is bent on each is triangle, five upper bending punch-pin are installed in the lower surface of upper die plate by screw
Right part, the compressive plane of upper pressing die is rectangle, and upper pressing die is installed in a left side for the lower surface of upper die plate by screw
Portion, bottoming hole is offered on upper bending punch-pin and upper pressing die respectively.
Lower mould, including lower template, five lower bending punch-pin and lower pressing die, lower template, five lower bending punch-pin and under
The structure of pressing die is identical with the structure of upper pressing die with upper die plate, five upper bending punch-pin respectively.It is curved under five
Bent punch-pin level and spaced set, five lower bending punch-pin are installed in the right part of the upper surface of lower template by screw and with five
Individual upper bending punch-pin is staggered, and lower pressing die is installed in the right part of the upper surface of lower template, upper pressing die by screw
It is symmetrical arranged with lower pressing die.
Operation principle：A kind of magnesium alloy plate bidirectional circulating bending apparatus, it is possible to achieve the compound deformation of bidirectional circulating bending
Technique, its technological parameter is bending punch-pin distance s, and bending height h, sheet material original thickness t0, the rate of curving (λ) is defined as λ=h/
s。
(1) working portion of die is bent punch-pin and pressing die and is heated to uniform temperature and is incubated with heating rod
Certain hour, and control mould that the thermostatic is all kept in whole experiment process；(2) AZ31 magnesium alloy plates are existed
Predetermined deformation temperature, and held for some time are heated in heating furnace；(3) taking-up magnesium alloy plate carries out once unidirectional curved
Curved change；(4) and then to magnesium alloy bent plate deformation is once flattened；(5) continue to enter magnesium alloy plate after deformation
Second back-flexing deformation of row；(6) continue to carry out magnesium alloy plate after deformation secondary pressing deformation.So complete a shape
Become passage.The experimental implementation of multiple passages can be so carried out at different temperatures.
The advantage of the utility model patent can be achieved on the compound deforming technique of magnesium alloy plate bidirectional circulating bending, effectively
Refining crystal grains of magnesium alloy plate and it is evenly distributed, secondly reduction magnesium alloy basal plane texture, improves magnesium alloy plate forming property.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is AZ31 magnesium alloy plate bidirectional circulating Bending Deformation mould structure left views.
Fig. 3 is bidirectional circulating Bending Deformation process principle figure.
Specific embodiment
A kind of magnesium alloy plate bidirectional circulating bending mould, including upper die and lower die, it is characterised in that：
Upper mould, including upper bending punch-pin 2 and the upper pressing die 6 of upper die plate 1, five, five above bend the levels of punch-pin 2 and wait
Spacing is set, and the section that punch-pin 2 is bent on each is triangle, and five upper bending punch-pin 2 are installed in upper die plate 1 by screw
The right part of lower surface, the compressive plane of upper pressing die 6 is rectangle, and upper pressing die 6 is installed under upper die plate 1 by screw
The left part of end face, bottoming hole 7 is offered on upper bending punch-pin 2 and upper pressing die 6 respectively.
Lower mould, including 4, five lower bending punch-pin 3 of lower template and lower pressing die 5,4, five lower bending punch-pin 3 of lower template
It is identical with the structure of upper pressing die 6 with 1, five upper bending punch-pin 2 of upper die plate respectively with the structure of lower pressing die 5.
Five lower levels of bending punch-pin 3 and spaced set, five lower bending punch-pin 3 are installed in the upper surface of lower template 4 by screw
Right part and bending punch-pin 2 upper with five be staggered, lower pressing die 5 is installed in the upper surface of lower template 5 by screw
Right part, upper pressing die 6 and lower pressing die 5 are symmetrical arranged.
Claims (1)
1. a kind of magnesium alloy plate bidirectional circulating bending mould, including upper die and lower die, it is characterised in that：
Upper mould, including upper die plate (1), five upper bendings punch-pin (2) and upper pressing die (6), five upper bending punch-pin (2) levels
And spaced set, the section that punch-pin (2) is bent on each is triangle, and five upper bendings punch-pin (2) are installed in by screw
The right part of the lower surface of upper die plate (1), the compressive plane of upper pressing die (6) is rectangle, and upper pressing die (6) is solid by screw
The left part of the lower surface of upper die plate (1) is located at, bottoming hole is offered respectively on upper bending punch-pin (2) and upper pressing die (6)
(7)；
Lower mould, including lower template (4), five lower bending punch-pin (3) and lower pressing die (5), lower template (4), bend under five
The structure of punch-pin (3) and lower pressing die (5) above bends punch-pin (2) and upper pressing die (6) with upper die plate (1), five respectively
Structure it is identical；Five lower bending punch-pin (3) levels and spaced set, five lower bending punch-pin (3) are solid by screw
It is located at the right part of the upper surface of lower template (4) and is staggered with five upper bendings punch-pin (2), lower pressing die (5) is by spiral shell
Nail is installed in the right part of the upper surface of lower template (4), and upper pressing die (6) and lower pressing die (5) are symmetrical arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621307367.9U CN206199988U (en) | 2016-12-01 | 2016-12-01 | A kind of magnesium alloy plate bidirectional circulating bending mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621307367.9U CN206199988U (en) | 2016-12-01 | 2016-12-01 | A kind of magnesium alloy plate bidirectional circulating bending mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206199988U true CN206199988U (en) | 2017-05-31 |
Family
ID=58752064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621307367.9U Expired - Fee Related CN206199988U (en) | 2016-12-01 | 2016-12-01 | A kind of magnesium alloy plate bidirectional circulating bending mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206199988U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109943792A (en) * | 2019-04-10 | 2019-06-28 | 湖南科技大学 | A kind of processing method of reinforced magnesium alloy |
| CN113617988A (en) * | 2021-08-05 | 2021-11-09 | 哈尔滨工业大学（威海） | Uniform grain-refining treatment method for multi-point reciprocating deformation plate |
-
2016
- 2016-12-01 CN CN201621307367.9U patent/CN206199988U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109943792A (en) * | 2019-04-10 | 2019-06-28 | 湖南科技大学 | A kind of processing method of reinforced magnesium alloy |
| CN113617988A (en) * | 2021-08-05 | 2021-11-09 | 哈尔滨工业大学（威海） | Uniform grain-refining treatment method for multi-point reciprocating deformation plate |
| CN113617988B (en) * | 2021-08-05 | 2022-05-27 | 哈尔滨工业大学（威海） | Uniform grain-refining treatment method for multi-point reciprocating deformation plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170531 Termination date: 20171201 |