CN206716929U - A kind of isometric continuous shearing shaping device repeatedly of metal - Google Patents
A kind of isometric continuous shearing shaping device repeatedly of metal Download PDFInfo
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- CN206716929U CN206716929U CN201720543041.4U CN201720543041U CN206716929U CN 206716929 U CN206716929 U CN 206716929U CN 201720543041 U CN201720543041 U CN 201720543041U CN 206716929 U CN206716929 U CN 206716929U
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- sliding panel
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Abstract
The utility model discloses a kind of isometric continuous shearing shaping device, including sliding panel, upper swivel plate, lower swivel plate, top plate, contiguous block, opening-closing plate, fixed plate, bottom plate, base, heater, distance bolt, connecting rod, fork arm repeatedly of metal.Upper swivel plate, lower swivel plate are mutually hinged with bottom plate and top plate respectively；Sliding panel opening-closing plate, fixed plate guide runner in slide；Opening-closing plate is connected with fixed plate；Described contiguous block is welded on sliding panel；Described connecting rod passes through contiguous block and fork arm；Described fork arm is connected with forcing press.Forcing press drives sliding panel to move up and down by fork arm, connecting rod, swivel plate, the rotation of lower swivel plate in realization, the mold cavity volume for the parallelepiped being made up of sliding panel, upper swivel plate, lower swivel plate, opening-closing plate, fixed plate, bottom plate is constant, but consecutive variations occur for shape, isometric continuous repeatedly uniform detrusion to metal stock is realized.The utility model is easy to operate, cost is low, efficiency high.
Description
Technical field
The utility model belongs to materials processing technology field, is related to a kind of metal and continuously cuts into shape dress repeatedly in equal volume
Put.
Background technology
Severe Plastic Deformation Methods（Severe Plastic Deformation, SPD）Be make material lower temperature, compared with
Under high pressure condition, by material by once or repeatedly accumulating plastic deformation repeatedly, its is set to obtain sizable accumulation
Strain, refines material grains, improves the comprehensive mechanical property of material.SPD technologies main at present have：Deng channel pressings, past
Multiple extruding, high pressure torsion, accumulation ply rolling, circulation closed die forging etc..The C-shaped, L-shaped, S that prepare super fine crystal material that the country proposes
Shape, U-shaped reciprocating extrusion be actually etc. channel pressings one kind, after extruding there is uneven plastic deformation in blank.Publication number
CN2768921Y proposes that a kind of extrusion die of jumping-up repeatedly is a kind of form of reciprocating extrusion.CN104511493A proposes shearing
Deforming the mould of base and method needs constantly to change drift, inefficient.In a word, the Equal Channel Angular Pressing production proposed at present is not
Continuously, it is less efficient, be difficult to produce wide plate；High pressure torsion, accumulation ply rolling, the equipment of circulation closed die forging are complicated or bad
Operation；The blank of reciprocating extrusion shaping is more with round billet material or axial symmetry material, it is difficult to molding massive blank.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provide it is a kind of it is easy to operate, cost is low, the metal of efficiency high etc.
The continuous shearing shaping device repeatedly of volume, it can realize corresponding the pre-heat treatment to improve shearing shaping according to different materials
When blank plastic deformation ability, and the deformation of uniform Strong shear and big strain accumulation can be produced, effectively realize metal base
The purpose of the crystal grain refinement of material.
The technical solution adopted in the utility model is：A kind of isometric shearing shaping device repeatedly of metal, including sliding panel,
Upper swivel plate, lower swivel plate, top plate, contiguous block, opening-closing plate, fixed plate, bottom plate, base, distance bolt, connecting rod, fork arm.It is described
Upper swivel plate, lower swivel plate it is mutually hinged with bottom plate and top plate respectively；Described sliding panel is in opening-closing plate, the slide guide of fixed plate
Slided in groove；Described opening-closing plate is connected with fixed plate using distance bolt；Described contiguous block is welded on sliding panel；It is described
Connecting rod pass through contiguous block, be connected with fork arm；Described fork arm is connected with forcing press.Forcing press is driven by fork arm, connecting rod and slided
Dynamic plate moves up and down, swivel plate, the rotation of lower swivel plate in realization, by sliding panel, upper swivel plate, lower swivel plate, opening-closing plate, fixation
The mold cavity volume for the parallelepiped that plate, bottom plate form is constant, but consecutive variations occur for shape, realizes and waits body to metal stock
The continuous detrusion repeatedly of product；Upper swivel plate, lower swivel plate are synchronous rotary motion, and whole blank produces uniform plasticity and cut
Shear deformation.
In the isometric shearing shaping device repeatedly of above-mentioned metal, close to metal stock, it is equipped with and adds in fixed plate, bottom plate
Thermal.
In the isometric shearing shaping device repeatedly of above-mentioned metal, the length of distance bolt large diameter portion is equal to fixed thickness of slab
The width sum of degree and upper and lower swivel plate, small-diameter thread part are used to fasten, and ensure the present apparatus not flash, while rotated in guarantee
The rotary motion of plate, lower swivel plate.
In the isometric continuous shearing shaping device repeatedly of above-mentioned metal, sliding panel can be led in opening-closing plate, fixed plate
Slide in chute, drive upper swivel plate, lower swivel plate to rotate by the up and down motion of sliding panel, upper swivel plate, lower swivel plate with
The scope of the angle of horizontal plane is：-45º<a<45º.
In the isometric continuous shearing shaping device repeatedly of above-mentioned metal, sliding panel, upper swivel plate, lower swivel plate, folding
The parallelepiped die cavity that plate, fixed plate and bottom plate surround, during sliding panel up and down motion, sliding panel, which drives, to be rotated
Plate, the rotation of lower swivel plate, parallelepiped bottom of chamber area and height do not change in motion process, cavity shape change but body
Product is constant, realizes the isometric continuous shearing shaping repeatedly of metal.
Compared with prior art, the beneficial effects of the utility model are：
1st, the utility model can realize the homogeneous shear deformation of block materials, be capable of the crystalline substance of effective fining metal blank
Grain and organization of regulation control, Ultra-fine Grained blank can be prepared, improve material comprehensive mechanical property.
2nd, the utility model can be heated by the heater on fixed plate, bottom plate, be realized at the preheating before shearing shaping
Reason, improve blank plastic deformation ability during shearing shaping.For blank in shear history repeatedly, the temperature of mould can pass through heat
Galvanic couple gathered data is transferred on outside temperature measuring equipment and detected, and gathered data passes to the enterprising trip temperature control of external computer system
System.
3rd, the utility model efficiently solves Equal Channel Angular Pressing and produces discontinuous, less efficient and high pressure torsion, tires out
Product rolling, the equipment of circulation closed die forging is complicated or the problem of bad operation, realizes the isometric continuous of block materials and slab
Detrusion repeatedly.
4th, the utility model is easily fabricated, application method is simple and reliable, can reduce production, experimental cost.
Brief description of the drawings
Fig. 1 is blank original shape of the present utility model.
Fig. 2 is shape of the blank of the present utility model in upper extreme position.
Fig. 3 is shape of the blank of the present utility model in lower limit position.
Fig. 4 is structural representation of the present utility model.
Fig. 5 is the schematic diagram of the utility model opening-closing plate 1.
Fig. 6 is the schematic diagram of the utility model top plate 5.
Fig. 7 is the schematic diagram of swivel plate 6 on the utility model.
Fig. 8 is the schematic diagram of the utility model distance bolt 10.
Fig. 9 is the schematic diagram of the utility model bottom plate 12.
Figure 10 is the schematic diagram of the utility model sliding panel 13.
Figure 11 is the initial metallographic structure of AZ31 magnesium alloys before isometric continuous shearing shaping repeatedly.
Figure 12 is the metallographic structure of AZ31 magnesium alloys after isometric continuous shearing shaping repeatedly.
Wherein：1st, opening-closing plate, 2, base, 3, lower swivel plate, 4, contiguous block, 5, top plate, 6, upper swivel plate, 7, connecting rod, 8,
Fork arm, 9, fixed plate, 10, distance bolt, 11, heater, 12, bottom plate, 13, sliding panel.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.
As shown in figure 3, the utility model is by opening-closing plate 1（Fig. 4）, base 2, lower swivel plate 3, contiguous block 4, top plate 5（Figure
5）, upper swivel plate 6（Fig. 6）, connecting rod 7, fork arm 8, fixed plate 9, distance bolt 10（Fig. 7）, heater 11, bottom plate 12（Fig. 8）、
Sliding panel 13（Fig. 9）Formed.Described upper swivel plate 6, one end of lower swivel plate 3 are be hinged with bottom plate 12 respectively, and the two of top plate
Hold the other end respectively with swivel plate on 56, lower swivel plate 3 to be hinged, form the tubular structure that a section is parallelogram.Institute
The fixed plate 9 and opening-closing plate 1 stated are respectively placed in the both ends of tubular structure, and fixed plate 9 is fixedly connected with bottom plate 12, opening-closing plate 1 with
Fixed plate 9 is connected by distance bolt 10.Described distance bolt 10 includes large diameter portion and small-diameter thread part, spacing spiral shell
The length of the large diameter portion of bolt 10 is equal with the width of upper and lower swivel plate, and small-diameter thread part is used to fasten, and ensures that the present apparatus is not overflow
Material, while ensure the rotary motion of upper swivel plate, lower swivel plate.Distance bolt 10 is located at the outside of tubular structure.
Described opening-closing plate 1 is respectively equipped with a guide runner being vertically arranged, described cunning on the face relative with fixed plate 9
Dynamic plate 13 be located in tubular structure, and the both ends of sliding panel 13 are located in guide runner respectively, described sliding panel 13 opening-closing plate 1,
Slided in the guide runner of fixed plate 9.Described contiguous block 4 is welded on sliding panel 13, and connecting rod 7 passes through 4 pieces of connection and fork arm 8,
Fork arm 8 is connected with forcing press stretching head；Control sliding panel 13 is connected by forcing press with fork arm to move up and down, so as to drive upper rotation
Flap 6, lower swivel plate 3 rotate, and the mold cavity volume of parallelepiped is constant, but consecutive variations occur for shape, realize to metal base
Isometric continuous detrusion repeatedly of material.
Case is embodied：AZ31 magnesium alloys block materials shearing shaping repeatedly.
Cavity dimension 100mm ' 50mm ' the 100mm of metal shearing shaping device repeatedly, AZ31 magnesium closes before shearing shaping repeatedly
The initial metallographic structure of gold is as shown in figure 11, and blank is the sample handled through 400 DEG C/12h, and its average grain size is 100mm
Left and right, the method and apparatus designed using the utility model are tested in accordance with the following steps to sample：
（1）Blank processing：Blank is processed to growth 100mm, wide 50mm, high 100 mm rectangle blank with wire cutting,
As shown in Figure 1；
（2）Load blank：Opening-closing plate 1 and the nut of fixed plate 9 are unclamped, opening-closing plate 1 is opened, blank is put into die cavity, is twisted
Tight opening-closing plate 1 and the nut of fixed plate 9；
（3）Fixing mould：Mold base 2 is connected with press base with bolt, fixed metal it is isometric it is continuous repeatedly
Shearing shaping device；
（4）The pre-heat treatment：After blank places, start heater 11, blank is carried out to be preheated to 350 DEG C, insulation
0.5 hour；
（5）Isometric shearing shaping repeatedly：Forcing press and fork arm 8, the regulation stroke of a press and loading parameter are connected, is started
Forcing press, realizes the isometric continuous shearing shaping repeatedly of metal, Fig. 2 and Fig. 3 be blank upper extreme position and when limes superiors position
The schematic shapes put.
4 detrusion repeatedly is carried out to AZ31 magnesium alloys, then sampling carries out metallographic structure observation, and Figure 12 is to cut repeatedly
The metallographic structure of rear magnesium alloy is cut into, its average grain size is 3-5mm, understands with Figure 11 contrasts, is sheared repeatedly by 4 times
Deformation, the crystal grain of Magnesium Alloy substantially refine, and after detrusion repeatedly, the tensile strength enhancing of AZ31 magnesium alloys is
For 320MPa, elongation 16.5%.
Claims (5)
- A kind of 1. isometric continuous shearing shaping device repeatedly of metal, it is characterised in that：Including sliding panel, upper swivel plate, backspin Flap, top plate, contiguous block, opening-closing plate, fixed plate, bottom plate, base, distance bolt, connecting rod, fork arm；Described upper swivel plate, under Swivel plate is mutually hinged with bottom plate and top plate respectively；Described sliding panel opening-closing plate, fixed plate guide runner in slide；It is described Opening-closing plate be connected with fixed plate using distance bolt；Described contiguous block is welded on sliding panel；Described connecting rod, which passes through, to be connected Block is connect, is connected with fork arm；Described fork arm is connected with forcing press；Forcing press drives sliding panel to move up and down by fork arm, connecting rod, Swivel plate, the rotation of lower swivel plate, are made up of sliding panel, upper swivel plate, lower swivel plate, opening-closing plate, fixed plate, bottom plate in realization The mold cavity volume of parallelepiped is constant, but consecutive variations occur for shape, realize and the isometric of metal stock is continuously cut repeatedly Shear deformation.
- 2. the isometric continuous shearing shaping device repeatedly of metal according to claim 1, it is characterised in that：Close to metal base Expect, heater is equipped with fixed plate, bottom plate.
- 3. the isometric continuous shearing shaping device repeatedly of metal according to claim 1, it is characterised in that：Distance bolt is big The length of path portion is equal to the width sum of fixed plate thickness and upper and lower swivel plate, and small-diameter thread part is used to fasten, and ensures this Device not flash, while ensure the rotary motion of upper swivel plate, lower swivel plate.
- 4. the isometric continuous shearing shaping device repeatedly of metal according to claim 1, it is characterised in that：Sliding panel can Opening-closing plate, fixed plate guide runner in slide, drive upper swivel plate, lower swivel plate to rotate by the up and down motion of sliding panel, The scope of the angle of upper swivel plate, lower swivel plate and horizontal plane is：-45º<a<45º.
- 5. the isometric continuous shearing shaping device repeatedly of metal according to claim 1, it is characterised in that：Sliding panel, on The parallelepiped die cavity that swivel plate, lower swivel plate, opening-closing plate, fixed plate and bottom plate surround, is transported above and below forcing press stretching head During moving, sliding panel drives upper swivel plate, the rotation of lower swivel plate and movement of roof, and parallelepiped bottom of chamber area and height exist Do not change in motion process, cavity shape change but constancy of volume, realize the isometric continuous shearing shaping repeatedly of metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720543041.4U CN206716929U (en) | 2017-05-17 | 2017-05-17 | A kind of isometric continuous shearing shaping device repeatedly of metal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720543041.4U CN206716929U (en) | 2017-05-17 | 2017-05-17 | A kind of isometric continuous shearing shaping device repeatedly of metal |
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| CN206716929U true CN206716929U (en) | 2017-12-08 |
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| CN201720543041.4U Withdrawn - After Issue CN206716929U (en) | 2017-05-17 | 2017-05-17 | A kind of isometric continuous shearing shaping device repeatedly of metal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107030236A (en) * | 2017-05-17 | 2017-08-11 | 湖南科技大学 | A kind of isometric continuous shearing shaping method and apparatus repeatedly of metal |
-
2017
- 2017-05-17 CN CN201720543041.4U patent/CN206716929U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107030236A (en) * | 2017-05-17 | 2017-08-11 | 湖南科技大学 | A kind of isometric continuous shearing shaping method and apparatus repeatedly of metal |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20171208 Effective date of abandoning: 20181116 |