CN206215769U - A kind of mould of D types circular Curve - Google Patents
A kind of mould of D types circular Curve Download PDFInfo
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- CN206215769U CN206215769U CN201621230162.5U CN201621230162U CN206215769U CN 206215769 U CN206215769 U CN 206215769U CN 201621230162 U CN201621230162 U CN 201621230162U CN 206215769 U CN206215769 U CN 206215769U
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Abstract
The utility model provides a kind of mould of D types circular Curve, including upper die and lower die and die shank, and upper die and lower die are connected by slide guide device；Upper mould includes forming convax mould, press-bending punch-pin and upper mounted plate and pressing plate, and forming convax mould is arranged on pressing plate, and press-bending punch-pin is arranged on upper mounted plate；Lower mould includes base, die socket, locating piece and cavity plate, and fixed plate is provided with above base, and die socket is fixedly connected perpendicular to fixed plate, and base, fixed plate and die socket；Cavity plate is located in the chamber that die socket and locating piece are constituted, and cavity plate is engaged with forming convax mould and press-bending punch-pin, is used to first to be compressed to flat thin blank U-shaped, then formation D type circular Curves after bending.The utility model realize shaping it is integrated with bending function, improve the quality and shaping efficiency of D type circular Curves, it is ensured that the uniformity of accessory size, production cost has been saved, with prospects for commercial application.
Description
Technical field
The utility model is related to a kind of mould, specifically a kind of mould of D types circular Curve.
Background technology
Electric connector is base components necessary to constituting complete power system, is widely used in instrument, Aero-Space etc.
Field.Can whether the contact of electric connector well directly affects circuit normal work, therefore quality to electric connector and can
There are strict requirements by property.During the manufacturing of electric connector, the contact engaging and separating force of part is particularly important parameter, such as
The D type spring leafs used in socket, it is to ensure that electric connector jack produces the strength member of enough contact engaging and separating forces.In D type springs
In the existing production process of piece, mould is more, tedious process, is distorted after product bending, and symmetry is not good, and the product for being produced is consistent
Property is poor, and the contact engaging and separating force of D type spring leafs is unstable.
Utility model content
The purpose of this utility model is just to provide a kind of mould of D types circular Curve, to solve mould in the prior art
The problems such as many, tedious process, product quality and not good performance.
What the utility model was realized in：
A kind of mould of D types circular Curve, including upper die and lower die and die shank, the upper die and lower die are led by slip
Connected to device；
The upper mould includes forming convax mould, press-bending punch-pin and upper mounted plate and pressing plate, and the forming convax mould is arranged on institute
State on pressing plate, the press-bending punch-pin is arranged on fixed plate, and both are fixedly connected；In the die shank and upper fixation
Supporting piece is provided between plate, the die shank is fixedly connected with the upper supporting piece, the upper supporting piece, upper mounted plate and pressing plate it
Between suppress connection；
The lower mould includes base, die socket, locating piece and cavity plate, and the base is parallel with the upper mounted plate on upper mould,
Fixed plate is provided with above the base, the die socket is perpendicular to the fixed plate, and the base, fixed plate and cavity plate
Seat is fixedly connected；The cavity plate is located in the chamber that the die socket is constituted with the locating piece, and is connected with the fixed plate,
The cavity plate is engaged with the forming convax mould and press-bending punch-pin, be used to first to be compressed to flat thin blank it is U-shaped, then after bending
Form D type circular Curves.
The forming convax mould includes male mold inserts and movable punch, and the male mold inserts are symmetrical two, are vertically arranged
On the pressing plate, the male mold inserts are T-shaped, and its underpart is provided with D type holes, and the movable punch is D type structures, its
Two ends are located in the D type holes and can be slided in D type holes.
The press-bending punch-pin is T-shaped, is offered for being in the trapezoidal recessed of D type circular Curves by U-shaped blank bending in its underpart
Groove.
The cavity plate includes left cavity plate, right cavity plate and fixed cavity plate, is arranged at the die socket with the locating piece structure
Into chamber in；The left cavity plate and right cavity plate are connected through contour spring with the fixed plate, the fixed cavity plate and fixed plate
It is connected.
The top of the fixed cavity plate is the U-shape structure of indent, is engaged with the forming convax mould, by flat thin blank
It is compressed to U-shaped.
The left cavity plate and right cavity plate are right-angle structure, are symmetricly set in the both sides of the fixed cavity plate；In left cavity plate
Upper surface with right cavity plate is respectively arranged with rectangular recess, for sheet bar positioning.
Through suppressing mode connects for screw between the pressing plate and upper supporting piece, upper mounted plate.
The base, fixed plate and die socket via pins and mode connects for screw.
The utility model by the cavity plate that sets punch-pin and be engaged with punch-pin, flat thin blank is compressed to first it is U-shaped,
The U-shaped workpiece bending that will be formed again obtains D type circular Curves, realizes that shaping is integrated with bending function.The utility model will
It is molded over twice in one set of die and completes, it is to avoid secondary positioning, is distorted after solving product bending, the problem of symmetry difference,
Improve the quality and shaping efficiency of D type circular Curves, it is ensured that the uniformity of accessory size, production cost has been saved, with one
Fixed prospects for commercial application.
Brief description of the drawings
Fig. 1 is the combination diagram of state before and after the work of the utility model press-bending punch-pin.
Fig. 2 is left view of the present utility model.
Fig. 3 is the top view of lower mould.
Fig. 4 is the structural representation of left cavity plate, right cavity plate and fixed cavity plate.
Fig. 5 is the structural representation of press-bending punch-pin.
Fig. 6 is the structural representation of concave-convex mold.
Fig. 7 is the structural representation of gained D type circular Curves.
In figure, 1, die shank, 2, upper supporting piece, 3, suppress screw, 4, upper mounted plate, the 5, first spring, 6, pressing plate, 7, right recessed
Mould, 8, die socket, 9, second spring, 10, pin, the 11, first screw, 12, base, 13, left cavity plate, 14, fixed cavity plate, 15,
Guide pillar, 16, press-bending punch-pin, the 17, second screw, the 18, the 3rd screw, 19, male mold inserts, 20, movable punch, 21, locating piece,
22nd, fixed plate.
Specific embodiment
As shown in Fig. 1 ~ 6, the utility model includes upper die and lower die and die shank 1, and upper die and lower die pass through sliding connecting device
Guide pillar 15 is connected, and die shank 1 is vertical with upper mould.
Upper mould includes forming convax mould, press-bending punch-pin 16, upper mounted plate 4 and pressing plate 6, and forming convax mould includes male mold inserts 19
With movable punch 20.Supporting piece 2 on being provided between die shank 1 and upper mounted plate 4, die shank 1 is consolidated with upper supporting piece 2 through the second screw 17
Fixed connection, connects, through suppressing the spring 5 of screw 3 and first between upper supporting piece 2, upper mounted plate 4 and pressing plate 6 in order to above move down
It is dynamic.Two square holes are symmetrically arranged with pressing plate 6, male mold inserts 19 are vertically arranged in square hole.Male mold inserts 19 are T junction
Structure, top is provided with the 3rd screw 18, and lower end is provided with D type holes.Movable punch 20 is D type structures, and its two ends is located in D type holes,
And can be slided in D type holes, to take out workpiece.Press-bending punch-pin 16 is connected on upper mounted plate 4, and press-bending punch-pin 16 is in T
Type structure, trapezoidal groove is provided with its underpart, and the groove is set along the axisymmetrical of T-type structure.Male mold inserts 19, activity are convex
Mould 20 and press-bending punch-pin 16 are symmetrical structure, to ensure uniform force.
Lower mould includes base 12, locating piece 21, die socket 8 and cavity plate, and cavity plate includes left cavity plate 13, right cavity plate 7 and fixes
Cavity plate 14.The top of base 12 is provided with fixed plate 22, to fix cavity plate 14, die socket 8 perpendicular to fixed plate 22, base 12,
Via pins 10 are fixedly connected with the first screw 11 between fixed plate 22 and die socket 8.Left cavity plate 13, right cavity plate 7 and fixed cavity plate
14 are arranged in die socket 8, and left cavity plate 13 and right cavity plate 7 are right-angle structure, are symmetricly set in the both sides of fixed cavity plate 14.On a left side
The upper surface of cavity plate 13 and right cavity plate 7 is provided with rectangular recess, and position is anticipated for thin plate, is engaged with press-bending punch-pin 16, will be U-shaped
Part is pressed into D types.Also be symmetrically arranged with two contour second springs 9 in the top of fixed plate 22, left cavity plate 13 and right cavity plate 7 with
The upper end of contour spring is fixedly connected.The top of fixed cavity plate 14 is the U-shape structure of indent, and it can match with movable punch 20
Close, U-shaped for flat thin blank to be compressed to, the bottom of fixed cavity plate 14 is connected with fixed plate 22, so that fixed cavity plate
14 maintain static.Locating piece 21 is provided with the front and back of left cavity plate 13, right cavity plate 7 and fixed cavity plate 14, so that left
Cavity plate 13, right cavity plate 7 are not moved forward and backward, and limit the descending height of male mold inserts 19.
Specific work process of the present utility model is：
Flat thin blank is positioned on lower mould, the drive movable punch 20 of male mold inserts 19 is descending, and movable punch 20 is contacted
To after blank, blank flexural deformation in the presence of movable punch 20 and fixed cavity plate 14, until male mold inserts 19 and locating piece
21 contacts, you can obtain U-shaped workpiece；Afterwards, the transfixion of movable punch 20, press-bending punch-pin 16 is continued traveling downwardly, and becomes spring 9
Shape, U-shaped workpiece continues to deform under the effect of press-bending punch-pin 16, left cavity plate 13 and right cavity plate 7, as D types；Extract movable punch out
20, remove workpiece, you can obtain required D type circular Curves, as shown in Figure 7.
Claims (8)
1. a kind of mould of D types circular Curve, it is characterised in that including upper die and lower die and die shank, the upper die and lower die lead to
Cross slide guide device connection；
The upper mould includes forming convax mould, press-bending punch-pin and upper mounted plate and pressing plate, and the forming convax mould is arranged on the bullet
On pressing plate, the press-bending punch-pin is arranged on fixed plate, and both are fixedly connected；The die shank and upper mounted plate it
Between be provided with supporting piece, the die shank is fixedly connected with the upper supporting piece, the upper supporting piece, bullet between upper mounted plate and pressing plate
Pressure connection；
The lower mould includes base, die socket, locating piece and cavity plate, and the base is parallel with the upper mounted plate on upper mould, in institute
State base top and be provided with fixed plate, the die socket is perpendicular to the fixed plate, and the base, fixed plate and die socket are solid
Fixed connection；The cavity plate is located in the chamber that the die socket is constituted with the locating piece, and is connected with the fixed plate, described
Cavity plate is engaged with the forming convax mould and press-bending punch-pin, is used to first to be compressed to flat thin blank U-shaped, then is formed after bending
D type circular Curves.
2. mould according to claim 1, it is characterised in that the forming convax mould includes that male mold inserts and activity are convex
Mould, the male mold inserts are symmetrical two, are vertically arranged on the pressing plate, and the male mold inserts are T-shaped, in its underpart
D type holes are provided with, the movable punch is D type structures, and its two ends is located in the D type holes and can be slided in D type holes.
3. mould according to claim 1, it is characterised in that the press-bending punch-pin is T-shaped, is offered in its underpart
Trapezoidal groove for by U-shaped blank bending being in D type circular Curves.
4. mould according to claim 1, it is characterised in that the cavity plate includes left cavity plate, right cavity plate and fixation
Cavity plate, is arranged in the chamber that the die socket is constituted with the locating piece；The left cavity plate and right cavity plate are through contour spring
It is connected with the fixed plate, the fixed cavity plate is connected with fixed plate.
5. mould according to claim 4, it is characterised in that the top of the fixed cavity plate is the U-shaped knot of indent
Structure, is engaged with the forming convax mould, flat thin blank is compressed to U-shaped.
6. mould according to claim 4, it is characterised in that the left cavity plate and right cavity plate are right-angle structure,
It is symmetricly set in the both sides of the fixed cavity plate；Rectangular recess is respectively arranged with the upper surface of left cavity plate and right cavity plate, is used for
Sheet bar is positioned, be pressed into it is U-shaped after coordinate with the bottom of press-bending punch-pin again.
7. mould according to claim 1, it is characterised in that between the pressing plate and upper supporting piece, upper mounted plate
Through suppressing mode connects for screw.
8. mould according to claim 1, it is characterised in that the base, fixed plate and die socket via pins and
Mode connects for screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621230162.5U CN206215769U (en) | 2016-11-16 | 2016-11-16 | A kind of mould of D types circular Curve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621230162.5U CN206215769U (en) | 2016-11-16 | 2016-11-16 | A kind of mould of D types circular Curve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206215769U true CN206215769U (en) | 2017-06-06 |
Family
ID=58792675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621230162.5U Active CN206215769U (en) | 2016-11-16 | 2016-11-16 | A kind of mould of D types circular Curve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206215769U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114131024A (en) * | 2021-11-12 | 2022-03-04 | 李志强 | Method and device for preparing small spiral bevel gear by using double-pressing powder metallurgy method |
-
2016
- 2016-11-16 CN CN201621230162.5U patent/CN206215769U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114131024A (en) * | 2021-11-12 | 2022-03-04 | 李志强 | Method and device for preparing small spiral bevel gear by using double-pressing powder metallurgy method |
| CN114131024B (en) * | 2021-11-12 | 2024-01-30 | 李志强 | Method and device for preparing small spiral bevel gear by double-pressing powder metallurgy method |
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