CN103350178B - The slide-and-lock device of valve body forging mold - Google Patents
The slide-and-lock device of valve body forging mold Download PDFInfo
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- CN103350178B CN103350178B CN201310301878.4A CN201310301878A CN103350178B CN 103350178 B CN103350178 B CN 103350178B CN 201310301878 A CN201310301878 A CN 201310301878A CN 103350178 B CN103350178 B CN 103350178B
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- sliding panel
- valve body
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Abstract
A kind of slide-and-lock device of valve body forging mold, comprise by die coat, the die assembly of cover and mould composition in mould, by upper, under loose core and horizontal loose core composition assembly of loosing core, by cope match-plate pattern, the rectangle rack that lower shoe and guide rods surround and the die bottom plate be located between guide rods, one end of locked mode sliding panel and the locked mode slip cage plate with locked mode sliding panel phase fit is passed in guide post upper end, the other end of locked mode slip cage plate and described die coat Joint, the upper left of guide post upper end affixed promotion locked mode sliding panel respectively goes out pin and bottom right is sold back to a grain-producing area.Locked mode sliding panel overlaps along with the stroke of cope match-plate pattern compresses or unclamps in mould in valve body looses core forging process; under guide post and horizontal tool cover gathering sill accurately lead; it is more stable when the red impact forging of forging mold is pressed; make forging and stamping valve body blank size more accurate; high-precision valve products can be provided for high-tech; reduce the energy and raw materials consumption, reduce production cost, enhance productivity.
Description
Technical field
The present invention relates to valve body forging mechanism, particularly relate to the locking device of mould in valve body forging process.
Background technology
The valve body blank of the valve body forging of current production valve, punch press mould cylinder is circular mode cylinder.Because punch press produces larger pressure when extruding forging, cover in mould is floated.If floating appears in cover in mould during forging and stamping, the quality of valve body blank will be affected.One is that die clearance becomes that ambassador blank slitter edge is excessive blocked uply even causes the not full phenomenon of filling; Two is that horizontal loosing core can follow cover in mould to float, due under loose core fixing, blank dimension will not reach designing requirement, when the structure of rough forging is more complicated, all around metal flow is unequal, overlaps and also there will be rolling phenomenon in circular die, place's burr thickness of loosing core just there will be inconsistent and incomplete phenomena, cause blank dimension to be difficult to control, product quality can not ensure, has a strong impact on the raising of valve products quality.When occurring overlapping floating and rotation in mould in valve body forging and stamping process, for ensureing that blank dimension can meet drawing requirement, can only reduce the horizontal diameter of bore degree of depth of loosing core, after having forged, blanking inner hole carries out machined punching again, bore hole is shaping.The method can not improve valve body precision and quality, also causes unnecessary raw material and the waste of the energy, and production cost increases with production efficiency low, also cannot realize the upgrading innovation of valve products.
Summary of the invention
The present invention be directed to the above-mentioned state of the art, the forging mold being enclosed within forging process and there will not be and roll and float is provided in a kind of forging mold, improve the precision of forging valve body.
The slide-and-lock device of valve body forging mold, it comprises by die coat, the die assembly of cover and mould composition in mould, by upper, under loose core and horizontal loose core composition assembly of loosing core, by cope match-plate pattern, the rectangle rack that lower shoe and guide rods surround and the die bottom plate be located between guide rods, it is characterized in that by guide post, locked mode sliding panel and locked mode slip cage plate composition slide-and-lock device, one end of locked mode sliding panel and the locked mode slip cage plate with locked mode sliding panel phase fit is passed in described guide post upper end, the other end of locked mode slip cage plate and described die coat Joint, the upper left of guide post upper end affixed promotion locked mode sliding panel respectively goes out pin and bottom right is sold back to a grain-producing area.
The convex circular arc through hole with described guide post phase fit is established in described locked mode sliding panel one end, and the other end of locked mode sliding panel is oblique prone inclined plane.
Described locked mode slip cage plate one end is established and round tube hole in described guide post phase fit, and the other end of jam plate slip cage plate is oblique prone inclined plane.
The horizontal slip groove with described locked mode sliding panel slip fit is established in the middle of described locked mode slip cage plate.
The upper end face that the upper left of described guide post upper end goes out pin is horizontal plane, and lower inclined plane is the inclined-plane tilted to guide post.
The upper surface that the bottom right of described guide post upper end is sold back to a grain-producing area is the inclined-plane tilted to guide post upper end, and lower surface is the inclined-plane tilted to guide post lower end.
Described locked mode sliding panel and locked mode slip cage plate overlap the inclined-plane that one end is same slope in mould.
The mutual fit in inner concave conical chamber that outer wall is the up big and down small polygon conical surface and die coat is overlapped in described mould.
Overlap in described mould on the conical surface and establish the direction recess corresponding with the rectangular preiection in die coat conical cavity.
Beneficial effect of the present invention is: the locked mode sliding panel of slide-and-lock device overlaps along with the stroke of cope match-plate pattern compresses or unclamps in mould in valve body looses core forging process, under gathering sill in guide rods and horizontal tool between overcoat accurately leads, it is more stable when the red impact forging of forging mold is pressed, cover in mould is there will not be to float and dancing, make forging and stamping valve body blank size more accurate, not only product quality is guaranteed, also can provide high-precision valve products for high-tech simultaneously, decrease energy resource consumption and raw-material waste, reduce valve production cost, improve valve production efficiency.
Accompanying drawing explanation
Fig. 1 is the partial sectional view of an embodiment of the present invention.
Fig. 2 is another embodiment of the present invention front view.
Fig. 3 is duty graphics of the present invention.
Fig. 4 is locked mode slip cage plate top view.
Fig. 5 is locked mode slip cage plate sectional view.
Fig. 6 is locked mode sliding panel top view.
Fig. 7 is locked mode sliding panel sectional view.
Fig. 8 is right guide post schematic diagram.
Detailed description of the invention
The present invention to be loosed core valve body product to forge four, and described basic structure is also applicable to that two of valve body is loosed core, three core-pulling dies.
Shown in Fig. 1 ~ 3, the present invention's two example structure and function are described.Die assembly is made up of cover 4 and mold cavity 5 in die coat 3, mould, overlapping 4 in mould is up big and down small polygonal pyramid, die coat 3 be with mould in overlap the conical cavity of 4 mutual fits, overlapping 4 in mould is nested in the middle of die coat 3, mold cavity 5 fit overlaps in 4 in a mold, mold cavity 5 upper end is and overlaps the 4 mold cavity lids 7 connected in mould, and overlapping 4 outer walls in mould is the up big and down small polygon conical surface, this conical surface and the mutual fit of die coat 3 conical cavity.Assembly of loosing core looses core 10 from above, under loose core 12, horizontal loose core 11 and horizontal seat 13 of loosing core form, surround upright rectangle rack by cope match-plate pattern 1, lower shoe 17 and guide rods 9, be located at die bottom plate 2 between guide rods 9 by left and right sidesing post 18 fixed support.Described guide rods 9 upper end is through the locked mode pressing plate 6 being located at die coat 3 upper surface, and the upper end of the guide rods 9 respectively affixed upper left through locked mode pressing plate 6 one end goes out pin 8 and 8a is sold back to a grain-producing area in bottom right.Described die bottom plate 2 two ends have the circular hole that two guide rods 9 pass.Die coat 3 is fixed on above die bottom plate 2, in mould overlap 4 the conical surface on establish the direction recess 14 corresponding with the rectangular preiection of die coat conical cavity, the conical surface lower surface of 4 is overlapped by the indent step surface connecting mold seat 16 in the middle of die bottom plate 2 in mould, stepped hole in the middle of mold base 16 wears and the push rod 15 overlapping 4 bottom surfaces in mould and contact, and the two ends of die bottom plate 2 are fixed by left and right sidesing post 18 is vertical with ground level.
Shown in Fig. 4 ~ 7; described locked mode pressing plate 6 is made up of locked mode slip cage plate 61 and the locked mode sliding panel 62 be enclosed within locked mode slip cage plate; as shown in Figures 4 and 5; it is the horizontal slip groove 611 of indent in the middle of described locked mode slip cage plate 61; interior round tube hole 612 is established in the centre of one end of locked mode slip cage plate 61; the other end of locked mode slip cage plate 61 is downward-sloping inclined-plane 614, and locked mode slip cage plate 61 both sides are boss, boss is established the hole 613 fixed with die coat 3 end face.As shown in figs. 6-7; locked mode sliding panel 62 is linked in the surface plate in the horizontal slip groove 611 of locked mode slip cage plate 61 indent for level; convex circular arc through hole 621 and guide rods 9 phase fit are established in locked mode sliding panel 62 one end, and the other end is downward-sloping inclined-plane 624, inclined-plane.Described locked mode sliding panel 62 is consistent with horizontal slip groove 611 thickness in the middle of slip cage plate 61; when in the horizontal slip groove 611 that sliding panel 62 is linked in slip cage plate 61; indent through hole 612 communicates with about 621; receive guide rods 9 vertically through, the inclined-plane that locked mode slip cage plate 61 and locked mode sliding panel 62 overlap 4 one end in mould is the inclined-plane of same slope.
Shown in Fig. 8, the upper-lower section of guide rods 9 establishes screw thread to be threaded with cope match-plate pattern 1 and lower shoe 17 two ends.A upper left is established to go out pin 8 on the left of guide rods 9 upper end, the upper end face 811 that upper left goes out pin 8 is horizontal plane, lower inclined plane 812 is the inclined-plane of guide post 9 inclination to the left and right, a bottom right is established to be sold back to a grain-producing area 8a on the right side of guide rods 9 upper end, the upper surface 8a1 that 8a is sold back to a grain-producing area in bottom right is the inclined-plane that tilts, guide post 9 upper end to the left and right, and lower surface 8a2 is the inclined-plane that tilts, guide post 9 lower end to the left and right.
When top mold frame 1 is positioned at top, locked mode sliding panel 62 is linked in locked mode slip cage plate 61, and the inclined-plane 624 of locked mode sliding panel 62 does not exceed the inclined-plane 614 of locked mode plate slip cap 61.Now will the thermometal rod of forging be needed to put into upper core-pulling cavity 101.Forging starts; cope match-plate pattern 1 is driven to move downward by external force; drive is loosed core 10, guide rods 9 is descending; when the lower inclined plane 812 that guide rods 9 upper left goes out pin 8 contacts the beveled aperture 622 of locked mode sliding panel 62; locked mode sliding panel 62 is gone out pin 8 by upper left and releases and push down cover 4 in mould, thus stops jumping or vibration on cover 4 in mould.Cope match-plate pattern 1 continues descending, above looses core 10 to continue to move downward and down extruded by metal bar, metal bar plastic deformation in mold cavity 5.After flow of metal completes, top board 17 is driven to move upward by external force, described guide rods 9 is driven to move upward, after the upper surface 8a1 being sold back to a grain-producing area 8a when bottom right contacts with the lower inclined plane 623 of locked mode sliding panel 62 one end, upper surface 8a1 promotion locked mode sliding panel 62 enters in locked mode slip cage plate 61 and locking state is removed, top board 17 continues to move upward, promote push rod 15 upwards, push rod 15 is praised in mould and is overlapped 4 upwards, 4 are overlapped by sliding on gathering sill 14 in mould, the inclined-plane 624 of locked mode sliding panel 62 leaves in mould and overlaps plane on 4, after push rod 15 terminates stroke, 4 are overlapped in mould, die cover plate 7, mold cavity 5 and transverse mode core holder 13 rise to top, in the shape that scatters, now can take out the blank of forging molding, complete the mold-locked in a working cycles, remove three states locking and open mould.
Claims (8)
1. the slide-and-lock device of a valve body forging mold, it comprises by die coat, the die assembly of cover and mold cavity composition in mould, by upper, under loose core and horizontal loose core composition assembly of loosing core, by cope match-plate pattern, the rectangle rack that lower shoe and guide rods surround and the die bottom plate be located between guide rods, it is characterized in that by right guide post, locked mode sliding panel and locked mode slip cage plate composition slide-and-lock device, one end of locked mode sliding panel and the locked mode slip cage plate with locked mode sliding panel phase fit is passed in described right guide post upper end, the other end of locked mode slip cage plate and described die coat Joint, described right guide post upper end also respectively the upper left of affixed promotion locked mode sliding panel go out pin and bottom right is sold back to a grain-producing area.
2. the slide-and-lock device of valve body forging mold according to claim 1; it is characterized in that described locked mode sliding panel (62) is linked in the surface plate in locked mode slip cage plate (61) for level; the convex circular arc through hole (621) with described right guide post (9) phase fit is established in locked mode sliding panel (62) one end, and the other end of locked mode sliding panel (62) is oblique prone inclined plane (624).
3. the slide-and-lock device of valve body forging mold according to claim 1; it is characterized in that the interior round tube hole (612) with described right guide post (9) phase fit is established in described locked mode slip cage plate (61) one end; establish the horizontal slip groove (611) with described locked mode sliding panel (62) slip fit in the middle of locked mode slip cage plate (61), the other end of locked mode slip cage plate (61) is oblique prone inclined plane (614).
4. the slide-and-lock device of valve body forging mold according to claim 1, is characterized in that the inclined-plane of described locked mode sliding panel (62) and locked mode slip cage plate (61) cover (4) one end in mould is the inclined-plane of same slope.
5. the slide-and-lock device of valve body forging mold according to claim 1, it is characterized in that the upper end face (811) that the upper left of described right guide post (9) upper end goes out pin (8) is horizontal plane, lower inclined plane (812) is the inclined-plane tilted to described right guide post (9).
6. the slide-and-lock device of valve body forging mold according to claim 1, it is characterized in that the upper surface (8a1) that (8a) is sold back to a grain-producing area in the bottom right of described right guide post (9) upper end is the inclined-plane tilted to described right guide post (9) upper end, lower surface (8a2) be the inclined-plane to the inclination of described right guide post (9) lower end.
7. the slide-and-lock device of valve body forging mold according to claim 1, is characterized in that overlapping (4) outer wall in described mould is the up big and down small polygon conical surface, the conical cavity of die coat (3) and the mutual fit of the polygon conical surface.
8. the slide-and-lock device of valve body forging mold according to claim 1, is characterized in that overlapping in described mould on (4) conical surface and establishes the direction recess (14) corresponding with the rectangular preiection in die coat (3) conical cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310301878.4A CN103350178B (en) | 2013-07-18 | 2013-07-18 | The slide-and-lock device of valve body forging mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310301878.4A CN103350178B (en) | 2013-07-18 | 2013-07-18 | The slide-and-lock device of valve body forging mold |
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| Publication Number | Publication Date |
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| CN103350178A CN103350178A (en) | 2013-10-16 |
| CN103350178B true CN103350178B (en) | 2015-08-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106807818A (en) * | 2016-12-22 | 2017-06-09 | 杭州丰源铜业有限公司 | A kind of the red of compression pump motor balancing block that produce rushes technique |
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| CN103658487B (en) * | 2013-12-18 | 2015-06-17 | 宁波华平金属制品有限公司 | Half stamp forging forming die |
| CN104190841A (en) * | 2014-09-17 | 2014-12-10 | 宁波华成阀门有限公司 | Valve workblank forging die |
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| CN200967064Y (en) * | 2006-11-10 | 2007-10-31 | 钱宗富 | Cold extruding device for forming tube by using solid core bar material |
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| CN103350178A (en) | 2013-10-16 |
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