CN205732900U - A kind of piston cap mould improveing side core-pulling - Google Patents

A kind of piston cap mould improveing side core-pulling Download PDF

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Publication number
CN205732900U
CN205732900U CN201620762769.1U CN201620762769U CN205732900U CN 205732900 U CN205732900 U CN 205732900U CN 201620762769 U CN201620762769 U CN 201620762769U CN 205732900 U CN205732900 U CN 205732900U
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China
Prior art keywords
core
slide block
chute
die cavity
communicated
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Expired - Fee Related
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CN201620762769.1U
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Chinese (zh)
Inventor
蹇华峰
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Dongguan Hongsheng Electronic Hardware Co Ltd
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Dongguan Hongsheng Electronic Hardware Co Ltd
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Priority to CN201620762769.1U priority Critical patent/CN205732900U/en
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Abstract

This utility model relates to a kind of piston cap mould improveing side core-pulling, including dynamic model and the cover half adaptive with dynamic model, cover half is provided with sprue, sprue lateral symmetry is provided with some die cavities, and die cavity both sides are communicated with the first chute and the second chute, and the first chute is arranged between adjacent die cavity, the first slide block it is provided with in first chute, first slide block is provided with looses core, and sliding in the second chute is provided with the second slide block, the second slide block be provided with the first slide block loose core adaptive contact loose core.The beneficial effects of the utility model: by loosing core and loosing core adaptation, shorten finding time of loosing core, and the side loosed core be for being obliquely installed, and decrease, when loosing core and extracting out, the contact area loosed core with thin-walled, it is to avoid is pulled or breaks at thin-walled;By being communicated with material reserve channel in collection air flue both sides, the gas with fused solution discharged in die cavity, under the extruding of gas, the fused solution in gas is clamp-oned in material reserve channel, it is to avoid overlap during aerofluxus.

Description

A kind of piston cap mould improveing side core-pulling
Technical field
This utility model relates to mould applications, is specifically related to a kind of piston cap mould improveing side core-pulling.
Background technology
Die casting usually can be divided into: metal, nonmetal two big classes, and elder generation's matched moulds during compression mod work, by molten alloy liquid Pour in pressure chamber, with the die cavity of high speed filling steel die, and make aluminium alloy solidify under stress, carry out die casting, then die sinking Take out forming tank product.When the product of general die casting has side opening or side channel, need to use side core drawing structure.
Existing side core drawing structure is to arrange Angle Pin, slide block in a mold to complete loosing core of side opening or side channel, opens During mould, Angle Pin drive slide block, make slide block make translation motion and extract out from back-off, though this mechanism reliable in action, right In there being the very thin side opening product of wall thickness, by side core drawing structure, loosing core in product is directly extracted out, easily will pull or break, Goods are caused to be scrapped.And when die casting, if aerofluxus in mould is not enough, can cause that work piece surface profile is unclear, fill Difficulty or locally overlap, produce burnt trace, and can reduce filling mold speed, extend molding cycle, reduce life on surface time serious Produce efficiency.
In sum, avoid being pulled at thin-walled or breaking when how a kind of side core-pulling is provided, and good exhaust effect is again The die casting not affecting deflation rate is current those skilled in the art's urgent problem.
Summary of the invention
The deficiency existed for prior art, the purpose of this utility model is to provide a kind of piston cover mold improveing side core-pulling Tool, it can avoid when side core-pulling being pulled at thin-walled or breaking, and exhaust velocity is fast, stabilized structure.
For reaching above-mentioned purpose, this utility model is achieved through the following technical solutions.
A kind of piston cap mould improveing side core-pulling, including dynamic model and the cover half adaptive with dynamic model, dynamic model upper surface one Side sets from top to bottom to run through and is equipped with charging aperture, is provided with and adaptive the entering of charging aperture at the correspondence gating location of cover half upper surface Material platform, loading bay is communicated with sprue, and sprue lateral symmetry is provided with some die cavities, and dynamic model is provided with the type adaptive with die cavity Core, cover half upper surface is provided with some the first chutes communicated with die cavity both sides and the second chute, and the first chute is arranged at phase Between adjacent die cavity, sliding respectively and be provided with the first slide block communicated with die cavity in this first chute, the first slide block is provided with and prolongs Stretching into loosing core in die cavity, sliding in the second chute is provided with the second slide block communicated with die cavity, and the second slide block is provided with extension Entering loosing core in die cavity, the adaptive contact of loosing core with the first slide block of loosing core of this second slide block, the side end slope loosed core sets Putting, the upper surface of the first slide block and the second slide block is run through from top to bottom and is provided with oblique contract hole, dynamic model lower surface be provided with some with The oblique contract bar that tiltedly contract hole is adaptive.
Preferably, the gradient of side end face of loosing core is set to 1 °~5 °.
Preferably, it is provided with the first locating slot, the first locating slot at corresponding first runner position in dynamic model lower surface Inside it is provided with the first locating piece, the first locating piece and the first locating slot and forms the fixed space for fixing the first slide block;This moves It is provided with the second locating slot at corresponding second runner position in mould lower surface, in the second locating slot, is provided with the second locating piece, second Locating piece and the second locating slot form the fixed space for fixing the second slide block.
Preferably, cover half upper surface is provided with some collection air flues communicated with die cavity both sides, and collection air flue converges even Being connected with collection air parcel, collection air parcel is provided with wave-shaped groove.
Preferably, dynamic model is provided with the gas collection projection adaptive with collecting air parcel.
Preferably, collection air flue both sides be communicated with some material reserve channels, material reserve channel is arranged at by die cavity, this material reserve channel with Collection air flue is 90 ° of connections;Material reserve channel is communicated with stock chest, and stock chest extends to the direction that gas discharge direction is contrary.
Preferably, the lower surface of the first chute and the second chute is provided with wear-resistant block.
Preferably, sprue both sides are provided with groove, and dynamic model lower surface is provided with the projection adaptive with groove.
The beneficial effects of the utility model are:
The first, loosing core to be provided with the second slide block and extend into die cavity in die cavity is extended into by being provided with by the first slide block Interior adaptation of loosing core, and the side end face loosed core is for being obliquely installed, because the loosing core by two slide blocks of the through hole in die cavity Cooperation completes, and shortens finding time when extracting out of loosing core, and looses core and be provided with a side end face of inclination, in extraction of loosing core Time decrease the contact area loosed core with thin-walled, thus avoid and pulled at thin-walled or break.
The second, by being provided with some collection air flues communicated with die cavity both sides in cover half upper surface, collection air flue converges connection Having collection air parcel, improve exhaust efficiency, and collect air flue both sides and be communicated with some material reserve channels, material reserve channel is communicated with stock chest, storage Hopper extends to the direction that gas discharge direction is contrary, because the gas with fused solution discharged in die cavity, squeezing at gas Pressure, clamp-ons the fused solution in gas in material reserve channel, then clamp-ons in stock chest by material reserve channel, again because stock chest is gas The opposite direction of discharge direction is arranged, it is to avoid clamp-on the fused solution backflow in stock chest, it is to avoid overlap during aerofluxus.
3rd, by being provided with the first locating slot and the second locating slot in dynamic model lower surface, at the first locating slot and First locating piece adaptive with slide block and the second locating piece it is provided with in second locating slot, because the first locating piece and second Slide block is fixed in the first locating slot and the second locating slot by locating piece, and when improve mould Guan Bi, slide block is at mould Interior steadiness.
Accompanying drawing explanation
Below with accompanying drawing, this utility model is further described, but the embodiment in accompanying drawing is not constituted this Any restriction of utility model.
Fig. 1 is sectional view of the present utility model.
Fig. 2 is the top view of this utility model dynamic model.
Fig. 3 is the top view of this utility model cover half.
Fig. 4 is the structure chart of this utility model dynamic model.
Fig. 5 is the structure chart of this utility model cover half.
In figure: dynamic model 1, charging aperture 11, core 12, cover half 2, loading bay 21, sprue 22, die cavity the 23, first chute 3, First slide block 31,32, second chute the 4, second slide block 41 of loosing core, oblique contract hole 5, oblique contract bar the 51, first locating slot 6, first position Block the 61, second locating slot the 7, second locating piece 71, collection air flue 8, collection air parcel 81, gas collection projection 82, material reserve channel 83, stock chest 84, Wear-resistant block 9, projection 91, groove 92.
Detailed description of the invention
With embodiment, the technical solution of the utility model is illustrated below in conjunction with the accompanying drawings.
With reference to shown in Fig. 1, Fig. 2, Fig. 3:
A kind of piston cap mould improveing side core-pulling, including dynamic model 1 and with the cover half 2 of dynamic model 1 adaptation, dynamic model 1 upper end Face one side sets from top to bottom to run through and is equipped with charging aperture 11, and correspondence charging aperture 11 position, cover half 2 upper surface is provided with and feeds The loading bay 21 of mouth 11 adaptations, loading bay 21 is communicated with sprue 22, and sprue 22 lateral symmetry is provided with some die cavities 23, dynamic Mould 1 is provided with and the core 12 of die cavity 23 adaptation, it is characterised in that: cover half 2 upper surface is provided with some with die cavity 23 both sides phase The first logical chute 3 and the second chute 4, the first chute 3 is arranged between adjacent die cavity 23, in this first chute 3 respectively Sliding and be provided with the first slide block 31 communicated with die cavity 23, the first slide block 31 is provided with to extend into looses core 32 in die cavity 23, the Sliding in two chutes 4 and be provided with the second slide block 41 communicated with die cavity 23, the second slide block 41 is provided with and extends in die cavity 23 Loosing core 32, loosing core of this second slide block 41 32 32 adaptive contacts with loosing core of the first slide block 31, loose core 32 a side end face for inclining Tiltedly arranging, the upper surface of the first slide block 31 and the second slide block 41 is run through from top to bottom and is provided with oblique contract hole 5, and dynamic model 1 lower surface sets It is equipped with some and oblique contract hole 5 adaptation oblique contract bar 51.
During for avoiding side core-pulling, loosing core and 32 will pull at the thin-walled of side opening or break, the gradient of 32 side end faces of loosing core is arranged It it is 1 °~5 °.
During in order to improve mould Guan Bi, slide block steadiness in mould, corresponding first chute 3 in dynamic model 1 lower surface The place of putting is provided with the first locating slot 6, is provided with the first locating piece 61, the first locating piece 61 and the first location in the first locating slot 6 Groove 6 forms the fixed space for fixing the first slide block 31;Corresponding second chute 4 position, this dynamic model 1 lower surface is provided with the Two locating slots 7, are provided with the second locating piece 71, the second locating piece 71 and the second locating slot 7 and are formed for solid in the second locating slot 7 The fixed space of fixed second slide block 41.
In order to improve the service life of slide block, the lower surface of the first chute 3 and the second chute 4 is provided with wear-resistant block 9.
With reference to shown in Fig. 4, Fig. 5: for the discharge of guarantee type intracavity gas, and overlap when avoiding aerofluxus, cover half 2 upper end Face is provided with some collection air flues 8 communicated with die cavity 23 both sides, and collection air flue 8 converges and is communicated with collection air parcel 81, and collection air parcel 81 is arranged There is wave-shaped groove;Dynamic model 1 is provided with and the gas collection projection 82 collecting air parcel 81 adaptation;Collection air flue 8 both sides are communicated with some material reserve channels 83, it is other that material reserve channel 83 is arranged at die cavity 23, and this material reserve channel 83 is connected in 90 ° with collection air flue 8, and material reserve channel 83 is communicated with stock chest 84, stock chest 84 extends to the direction that gas discharge direction is contrary.
In order to promote steadiness during mould Guan Bi, sprue 22 both sides are provided with groove 92, and dynamic model 1 lower surface is provided with Projection 91 with groove 92 adaptation.
The course of processing of the present utility model is:
Dynamic model 1 time pressure and the 2-in-1 mould of cover half, the first slide block 31 in the first chute 3 of cover half 2 and the second chute 4 and The guiding lower slider of the oblique contract bar 51 that the second slide block 41 is arranged at dynamic model 1, advances to die cavity 23 direction, when the mold is closed, the Loosing core of one slide block 31 32 32 adaptive in die cavity 23 contacts with loosing core of the second slide block 41, meanwhile, and the first of dynamic model 1 lower surface First slide block 31 is fixed by the fixed space that locating slot 6 and the first locating piece 61 are formed, accordingly, and the second locating slot 7 and second Second slide block 41 is fixed by the fixed space that locating piece 71 is formed, and projection 91 press-in that meanwhile dynamic model 1 lower surface is arranged is main In the groove 92 of runner 22 both sides, then potting syrup is passed through in the die cavity 23 that sprue 22 injects both sides by charging aperture 11, die cavity Gas extrusion in die cavity 23 is entered to collect in air flue 8 under the injection of potting syrup by the gas in 23, clamp-ons Strip casting in collection air flue 8 Fused solution in gas, under the extruding of gas, is clamp-oned and collects in the material reserve channel 83 that air flue 8 is connected by the gas of liquid, and fused solution leads to Cross material reserve channel 83 and flow in the stock chest 84 that discharge directions extends on the contrary, it is to avoid fused solution passes back in collection air flue 8, to collection air flue 8 blockings, because material reserve channel 83 is connected in 90 ° with collection air flue 8, stagger with the discharge direction of gas, it is to avoid to gas discharge Impact, the gas after material reserve channel 83 filters is again because the wave-shaped groove of collection air parcel 81 filters, it is to avoid overlap during aerofluxus After die cast, dynamic model 1 rises, and oblique contract bar 51 makes 32 extractions in die cavity 23 simultaneously of loosing core of slide block, therefore relative to from one Individual direction is extracted out, decreases and finds time, and due to 32 side end faces being provided with inclination of loosing core, in 32 extractions of loosing core Time decrease loose core 32 with the contact area of thin-walled, thus avoid and pulled at thin-walled or break.
Above-described embodiment is only that of the present utility model ultimate principle, principal character and advantage have been shown and described.The industry Skilled person will appreciate that, this utility model is not restricted to the described embodiments, described in above-described embodiment and description Principle of the present utility model is simply described, on the premise of without departing from this utility model spirit and scope, this utility model also can Having various changes and modifications, these changes and improvements both fall within claimed this utility model scope.

Claims (8)

1. improve a piston cap mould for side core-pulling, including dynamic model (1) and the cover half (2) adaptive with dynamic model (1), described dynamic Mould (1) upper surface one side is provided through charging aperture (11), described cover half (2) upper surface correspondence charging aperture (11) from top to bottom Position is provided with the loading bay (21) adaptive with charging aperture (11), and described loading bay (21) is communicated with sprue (22), described Sprue (22) lateral symmetry is provided with some die cavities (23), and described dynamic model (1) is provided with the core adaptive with die cavity (23) (12), it is characterised in that: described cover half (2) upper surface be provided with some the first chutes (3) communicated with die cavity (23) both sides with And second chute (4), described first chute (3) is arranged between adjacent die cavity (23), slides respectively in this first chute (3) Being provided with the first slide block (31) communicated with die cavity (23), described first slide block (31) is provided with and extends into taking out in die cavity (23) Core (32), slides in described second chute (4) and is provided with the second slide block (41) communicated with die cavity (23), described second slide block (41) loose core (32) extending in die cavity (23) it are provided with, loose core (32) and first slide block (31) of this second slide block (41) Loose core (32) adaptive contact, described in the loose core side end face of (32) for being obliquely installed, the first slide block (31) and the second slide block (41) upper surface is run through from top to bottom and is provided with oblique contract hole (5), and described dynamic model (1) lower surface is provided with some with oblique contract hole (5) Adaptive oblique contract bar (51).
A kind of piston cap mould improveing side core-pulling the most according to claim 1, it is characterised in that (32) side of loosing core described in: The gradient of end face is set to 1 °-5 °.
A kind of piston cap mould improveing side core-pulling the most according to claim 1, it is characterised in that: under described dynamic model (1) Corresponding first chute (3) position of end face is provided with the first locating slot (6), is provided with first fixed in described first locating slot (6) Position block (61), described first locating piece (61) is formed with the first locating slot (6) and is used for fixing the fixed space of the first slide block (31); Corresponding second chute (4) position, this dynamic model (1) lower surface is provided with the second locating slot (7), sets in described second locating slot (7) Being equipped with the second locating piece (71), described second locating piece (71) is formed with the second locating slot (7) and is used for fixing the second slide block (41) Fixed space.
A kind of piston cap mould improveing side core-pulling the most according to claim 1, it is characterised in that: on described cover half (2) End face is provided with some collection air flues (8) communicated with die cavity (23) both sides, and described collection air flue (8) is converged and is communicated with collection air parcel (81), described collection air parcel (81) is provided with wave-shaped groove.
A kind of piston cap mould improveing side core-pulling the most according to claim 4, it is characterised in that: described dynamic model (1) sets It is equipped with the gas collection projection (82) adaptive with collecting air parcel (81).
A kind of piston cap mould improveing side core-pulling the most according to claim 4, it is characterised in that: described collection air flue (8) Both sides are communicated with some material reserve channels (83), and it is other that described material reserve channel (83) is arranged at die cavity (23), this material reserve channel (83) and collection air flue (8) in 90 ° of connections, material reserve channel (83) is communicated with stock chest (84), and described stock chest (84) is to the contrary side of gas discharge direction To extension.
A kind of piston cap mould improveing side core-pulling the most according to claim 1, it is characterised in that: described first chute And the lower surface of the second chute (4) is provided with wear-resistant block (9) (3).
A kind of piston cap mould improveing side core-pulling the most according to claim 1, it is characterised in that: described sprue (22) Both sides are provided with groove (92), and described dynamic model (1) lower surface is provided with the projection (91) adaptive with groove (92).
CN201620762769.1U 2016-07-18 2016-07-18 A kind of piston cap mould improveing side core-pulling Expired - Fee Related CN205732900U (en)

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Application Number Priority Date Filing Date Title
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106583681A (en) * 2016-12-22 2017-04-26 宁波杰达模具机械有限公司 Die-casting mold with oblique core-pulling structures
CN106735061A (en) * 2016-12-22 2017-05-31 宁波杰达模具机械有限公司 A kind of die casting for facilitating housing to be molded
CN107139375A (en) * 2017-06-21 2017-09-08 滁州佳诚模具制造有限公司 Refrigerator production freezing body die assembly
CN108881863A (en) * 2018-08-16 2018-11-23 浙江海洋大学 A kind of harbour oil spilling video monitoring system subsidiary communications platform of built-in short message cat
CN109333926A (en) * 2018-11-07 2019-02-15 宁波帅特龙集团有限公司 It is a kind of for manufacturing the mold of sound box for vehicle cover board
CN109352914A (en) * 2018-11-07 2019-02-19 宁波帅特龙集团有限公司 A kind of die cavity component forming sound box for vehicle cover board
CN111570758A (en) * 2020-05-22 2020-08-25 宁波博威模具技术有限公司 Machining process of thin-wall shielding cavity inner plate
CN112355270A (en) * 2020-10-20 2021-02-12 无锡市金珀车业有限公司 Production process and method of upper pump piston

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106583681A (en) * 2016-12-22 2017-04-26 宁波杰达模具机械有限公司 Die-casting mold with oblique core-pulling structures
CN106735061A (en) * 2016-12-22 2017-05-31 宁波杰达模具机械有限公司 A kind of die casting for facilitating housing to be molded
CN107139375A (en) * 2017-06-21 2017-09-08 滁州佳诚模具制造有限公司 Refrigerator production freezing body die assembly
CN108881863A (en) * 2018-08-16 2018-11-23 浙江海洋大学 A kind of harbour oil spilling video monitoring system subsidiary communications platform of built-in short message cat
CN108881863B (en) * 2018-08-16 2020-05-19 浙江海洋大学 Wharf oil spilling video monitoring system auxiliary communication platform with built-in short message cat
CN109333926A (en) * 2018-11-07 2019-02-15 宁波帅特龙集团有限公司 It is a kind of for manufacturing the mold of sound box for vehicle cover board
CN109352914A (en) * 2018-11-07 2019-02-19 宁波帅特龙集团有限公司 A kind of die cavity component forming sound box for vehicle cover board
CN109333926B (en) * 2018-11-07 2023-10-17 宁波帅特龙集团有限公司 A mould for making automobile-used audio amplifier apron
CN109352914B (en) * 2018-11-07 2023-10-17 宁波帅特龙集团有限公司 Mold cavity assembly for molding automobile sound box cover plate
CN111570758A (en) * 2020-05-22 2020-08-25 宁波博威模具技术有限公司 Machining process of thin-wall shielding cavity inner plate
CN112355270A (en) * 2020-10-20 2021-02-12 无锡市金珀车业有限公司 Production process and method of upper pump piston

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20161130

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