CN106513625B - It is a kind of for improve product quality and with die cavity lug boss die casting - Google Patents

It is a kind of for improve product quality and with die cavity lug boss die casting Download PDF

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Publication number
CN106513625B
CN106513625B CN201611130377.4A CN201611130377A CN106513625B CN 106513625 B CN106513625 B CN 106513625B CN 201611130377 A CN201611130377 A CN 201611130377A CN 106513625 B CN106513625 B CN 106513625B
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China
Prior art keywords
core
die
die holder
mold core
block
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CN201611130377.4A
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CN106513625A (en
Inventor
俞海波
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North Ningbo City Lun Haipu Auto Parts Co Ltd
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North Ningbo City Lun Haipu Auto Parts Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22DCASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/20Accessories: Details
    • B22D17/22Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies

Abstract

The present invention relates to it is a kind of for improve product quality and with die cavity lug boss die casting, including upper die holder, lower die holder and upper mold core, upper mold core is installed in the upper die holder lower face, lower mold core is installed in the upper surface of the lower die holder, the upper mold core and lower mold core fitting, the upper die holder and lower die holder fitting, die cavity is formed between upper mold core and lower mold core, pulled core structure and right pulled core structure before being separately installed at front and left part between the upper die holder and lower die holder, the vertically-mounted cast gate for thering is lower end to be connected to die cavity in the upper die holder right part, it is disposed with sprue between the cast gate and die cavity.The present invention has the characteristics that reduce electric machine casing general thickness, the heat-sinking capability for reducing production cost, improving while not changing product structure product, saves production material, greatly improves production efficiency.

Description

It is a kind of for improve product quality and with die cavity lug boss die casting
Technical field
The present invention relates to die casting mold field, more particularly to it is a kind of for improve product quality and with die cavity protrusion The die casting in portion.
Background technology
Electric machine casing is usually the important component of motor, and motor itself can send out larger heat when motor rotates, so The thickness of electric machine casing is extremely important to motor, but electric machine casing generally selects die casting and produced, the material of itself Matter can not change, in order to ensure electric machine casing is molded, it will usually which electric machine casing is designed to thicker structure, thicker electricity The heat that casing body can not merely generate motor carries out rapid drainage and also substantially increases production cost, in order to save production Material, while making to facilitate electric machine casing to be molded while the thickness reduction of shell, design a kind of new structure of cast die right and wrong Often it is necessary to.
Invention content
Technical problem to be solved by the invention is to provide it is a kind of for improve product quality and have die cavity lug boss Die casting, have and reduce electric machine casing general thickness, reduce production cost, improve production while not changing product structure The heat-sinking capability of product saves production material, greatly improves the features such as production efficiency.
The technical solution adopted by the present invention to solve the technical problems is:There is provided it is a kind of for improve product quality and have There are the die casting of die cavity lug boss, including upper die holder, lower die holder and upper mold core, is equipped in the upper die holder lower face Mold core is equipped with lower mold core, the upper mold core and lower mold core fitting, the upper die holder in the upper surface of the lower die holder It is bonded with lower die holder, forms die cavity, the front between the upper die holder and lower die holder and left part between upper mold core and lower mold core Pulled core structure and right pulled core structure before place is separately installed with, it is vertically-mounted in the upper die holder right part to there is lower end to be connected to die cavity Cast gate, sprue is disposed between the cast gate and die cavity, is disposed at the lower mold core of sprue front and rear sides towards lower die The first auxiliary flow and the second auxiliary flow that the front and rear direction of core upper surface extends, in the lower mold core upper surface Portion is disposed with the first mold core boss, rear side of second auxiliary flow from the first mold core boss at right pulled core structure It is connected to and is connected to the core pulling position of right pulled core structure, is disposed at nearby pulled core structure in the middle part of the lower mold core upper surface Second mold core boss, the gap between first auxiliary flow and the second mold core boss and preceding pulled core structure connect It is logical.
The preceding pulled core structure includes preceding core pulling oil cylinder, preceding core pulling oil cylinder fixing bracket and preceding Loose core block, before described Core pulling oil cylinder fixing bracket is mounted at the front end face position of lower die holder, before being equipped on the preceding core pulling oil cylinder fixing bracket Core pulling oil cylinder, the both sides of the preceding Loose core block are disposed with the preceding core pulling guide pad being fixed on lower die holder, the preceding core pulling One end of block is inserted into die cavity, several rectangular preiection blocks is disposed on the end face being inserted into, the preceding Loose core block is in length Strip laterally slides back and forth on lower die holder, and the preceding Loose core block upper front end is disposed with chamfer trapeze cut, Core pulling lock module, the front end phase of the telescopic rod and preceding Loose core block of the preceding core pulling oil cylinder before the inclined plane part of trapeze cut is equipped with Even.
The right pulled core structure includes right Loose core block, right core pulling guide pad and right core pulling cylinder bracket, the lower die Right core pulling cylinder bracket is installed on the right side of seat, the right side of the main shaft towards lower die holder is installed on the right core pulling cylinder bracket Core pulling oil cylinder, the right Loose core block are in strip, are longitudinally mounted to lower die holder right part, right end and the right side of the right Loose core block The main shaft of core pulling oil cylinder is connected, and the right Loose core block right end is disposed with chamfer trapeze cut, the right Loose core block right end The inclined plane part of chamfer trapeze cut is to be equipped with right core pulling lock module, several are disposed on the left end of the right Loose core block Rectangular preiection.
The lower die holder front, preceding pulled core structure both sides are respectively mounted there are one being vented block structure, after the lower die holder Portion is also installed there are one block structure is vented, and the exhaust block structure is connected to die cavity runner.
Support base, the inner hollow of the support base are installed, hollow portion is equipped on the lower die holder lower face The push plate moved up and down, the support base lower face are equipped with bottom plate.
The vertically-mounted mandril for thering are several upper ends to pass through lower die holder and lower mold core in the push plate, in the push plate Stop collar is installed, it is vertically-mounted on the lower die holder lower face to have limited post corresponding with stop collar.
The vertically-mounted latch post for having upper end to sequentially pass through push plate, lower die holder and lower mold core, described on the bottom plate Latch post is located on the clearance position between right pulled core structure and the first mold core boss.
The squeeze pin that die cavity is inserted into lower end is installed at the upper mold core above the latch post.
It is symmetrically installed with stabilizer blade on the right side of the upper die holder and on the right side of support base.
Advantageous effect:The present invention relates to it is a kind of for improve product quality and with die cavity lug boss die casting, It is generated with the gas trace that can be effectively prevented from product, cast gate wipes out residual does not influence presentation quality and assembly, reduces production week Phase is to improve production efficiency while the features such as further increase the qualification rate of product.
Description of the drawings
Fig. 1 is the topology view of the present invention;
Fig. 2 is the topology view of the present invention;
Fig. 3 is the topology view of the present invention;
Fig. 4 is the topology view of the present invention;
Fig. 5 is the topology view of the present invention;
Fig. 6 is the topology view of the present invention.
Diagram:1, upper die holder, 2, lower die holder, 3, support base, 4, bottom plate, 5, preceding pulled core structure, 6, right pulled core structure, 7, branch Foot, 8, upper mold core, 9, lower mold core, 10, cast gate, 11, preceding core pulling oil cylinder, 12, telescopic rod, 13, preceding Loose core block, 14, preceding core pulling oil Cylinder fixing bracket, 15, preceding core pulling lock module, 16, preceding core pulling guide pad, 17, right core pulling guide pad, 18, right core pulling cylinder bracket, 19, right core pulling oil cylinder, 20, right Loose core block, 21, right core pulling lock module, 22, squeeze pin, the 23, second auxiliary flow, 24, mainstream Road, the 25, first auxiliary flow, 26, rectangular preiection, the 27, first mold core boss, 28, rectangular preiection block, the 29, second mold core Boss, 30, exhaust block structure, 31, push plate, 32, latch post, 33, limited post.
Specific implementation mode
Present invention will be further explained below with reference to specific examples.It should be understood that these embodiments are merely to illustrate the present invention Rather than it limits the scope of the invention.In addition, it should also be understood that, after reading the content taught by the present invention, people in the art Member can make various changes or modifications the present invention, and such equivalent forms equally fall within the application the appended claims and limited Range.
Embodiments of the present invention be related to it is a kind of for improve product quality and with die cavity lug boss die casting, As shown in Fig. 1-6, including upper die holder 1, lower die holder 2 and upper mold core 8, upper mold core 8 is installed in 1 lower face of upper die holder, Lower mold core 9 is installed, the upper mold core 8 and lower mold core 9 are bonded, the upper die holder 1 in the upper surface of the lower die holder 2 With lower die holder 2 be bonded, die cavity is formed between upper mold core 8 and lower mold core 9, the front between the upper die holder 1 and lower die holder 2 and Pulled core structure 5 and right pulled core structure 6 before being separately installed at left part, in 1 right part of upper die holder it is vertically-mounted have lower end with The cast gate 10 of die cavity connection, is disposed with sprue 24, the lower die of 24 front and rear sides of sprue between the cast gate 10 and die cavity The first auxiliary flow 25 and the second auxiliary flow towards the front and rear direction extension of 9 upper surface of lower mold core are disposed at core 9 23,9 upper surface of lower mold core middle part is disposed with the first mold core boss 27, the second auxiliary at right pulled core structure 6 Runner 23 is connected to and is connected to the core pulling position of right pulled core structure 6, the lower die from the rear side of the first mold core boss 27 Is disposed with the second mold core boss 29 in the middle part of 9 upper surface of core at nearby pulled core structure 5, first auxiliary flow 25 with Gap connection between second mold core boss 29 and preceding pulled core structure 5.
The preceding pulled core structure 5 includes preceding core pulling oil cylinder 11, preceding core pulling oil cylinder fixing bracket 14 and preceding Loose core block 13, institute The preceding core pulling oil cylinder fixing bracket 14 stated is mounted at the front end face position of lower die holder 2, the preceding core pulling oil cylinder fixing bracket Core pulling oil cylinder 11 before being equipped on 14, the both sides of the preceding Loose core block 13 are disposed with the preceding core pulling being fixed on lower die holder 2 and lead To block 16, one end of the preceding Loose core block 13 is inserted into die cavity, several rectangular preiections are disposed on the end face being inserted into Block 28, the preceding Loose core block 13 are in strip, are laterally slid back and forth on lower die holder 2, before the preceding Loose core block 13 End top is disposed with chamfer trapeze cut, and the inclined plane part of inverted trapezoidal notch is equipped with preceding core pulling lock module 15, the preceding pumping The telescopic rod 12 of core oil cylinder 11 is connected with the front end of preceding Loose core block 13.
The right pulled core structure 6 includes right Loose core block 20, right core pulling guide pad 17 and right core pulling cylinder bracket 18, described Lower die holder 2 right side on right core pulling cylinder bracket 18 is installed, main shaft court is installed on the right core pulling cylinder bracket 18 To the right core pulling oil cylinder 19 of lower die holder 2, the right Loose core block 20 is in strip, is longitudinally mounted to 2 right part of lower die holder, described The right end of right Loose core block 20 is connected with the main shaft of right core pulling oil cylinder 19, and it is trapezoidal that 20 right end of right Loose core block is disposed with chamfer Notch, the inclined plane part of the 20 right end chamfer trapeze cut of right Loose core block is to be equipped with right core pulling lock module 21, described Several rectangular preiections 26 are disposed on the left end of right Loose core block 20.
2 front of lower die holder, 5 both sides of preceding pulled core structure are respectively mounted that there are one be vented block structure 30, the lower die 2 rear portions of seat are also installed there are one block structure 30 is vented, and the exhaust block structure 30 is connected to die cavity runner.
Support base 3, the inner hollow of the support base 3, hollow portion installation are installed on 2 lower face of lower die holder There are the push plate 31 moved up and down, 3 lower face of support base that bottom plate 4 is installed.
The vertically-mounted mandril for having several upper ends to pass through lower die holder 2 and lower mold core 9 in the push plate 31, described pushes away Stop collar is installed on plate 31, it is vertically-mounted on 2 lower face of lower die holder to have limited post corresponding with stop collar 33.
It is vertically-mounted on the bottom plate 4 to have the latch post 32 that upper end sequentially passes through push plate 31, lower die holder 2 and lower mold core 9, The latch post 32 is located on the clearance position between 6 and first mold core boss 27 of right pulled core structure.
The squeeze pin 22 that die cavity is inserted into lower end is installed at the upper mold core 8 of 32 top of latch post.
1 right side of upper die holder and 3 right side of support base is symmetrically installed with stabilizer blade 7.
Embodiment
When carrying out die casting, the alloy liquid of molten condition is injected into from cast gate 10 in the die cavity of mold, cast gate 10 include sprue bush and spreader, and spreader is located on sprue bush lower end, the runner on spreader and the sprue in lower mold core 9 24, the first auxiliary flow 25 and the second auxiliary flow 23 are respectively communicated with, and liquid passes through sprue 24, the first auxiliary flow 25 and The slow die cavity between filling upper mold core 8 and lower mold core 9 of two auxiliary flows 23, while can to cover the first mold core rapidly convex for liquid Position 27 and the second mold core boss 29 are played, and between entering between right pulled core structure 6 and the first mold core boss 27 In gap between gap and the second mold core boss 29 and preceding pulled core structure 5, wherein right pulled core structure 6 and preceding pulled core structure 5 rectangular preiection 26 and rectangular preiection block 28 can efficiently control the entrance of surplus liquid so that disappear required for the position The material of consumption substantially reduces, at the same between right pulled core structure 6 and the first mold core boss 27 on be disposed with latch post 32, bolt Density is compacter after column 32 enables to the position to be molded, and reduces the content of sbrinkage blowhole, points to through cooling structure to mold Cooled down so that product is molded in die cavity, when the product in die cavity be in property it is softer in the state of when, by under oil cylinder It extrudes pressing 22, squeeze pin 22 moves down extruded product so that the portion structure of product installation squeeze pin is even closer, greatly improves Reduce sbrinkage blowhole while product quality.
Rectangular preiection 26 and rectangular preiection block 28 can be rapidly separated when die sinking with product so that entire product Thickness it is constant in the case of, reduce the consumption of material while also improving the forming speed of product, increasing product Production efficiency.

Claims (9)

1. a kind of for improve product quality and die casting with die cavity lug boss, including upper die holder (1), lower die holder (2) and upper mold core (8) upper mold core (8), the upper surface of the lower die holder (2), are installed in the upper die holder (1) lower face Lower mold core (9), the upper mold core (8) and lower mold core (9) fitting, the upper die holder (1) and lower die holder (2) patch are inside installed It closes, die cavity is formed between upper mold core (8) and lower mold core (9), it is characterised in that:Between the upper die holder (1) and lower die holder (2) Front and left part at be separately installed with preceding pulled core structure (5) and right pulled core structure (6), erected in the upper die holder (1) right part The cast gate (10) that lower end is connected to die cavity directly is installed, the cast gate (10) is disposed with sprue (24) between die cavity, main The towards the front and rear direction extension of lower mold core (9) upper surface is disposed at the lower mold core (9) of runner (24) front and rear sides One auxiliary flow (25) and the second auxiliary flow (23), the lower mold core (9) upper surface middle part is at right pulled core structure (6) It is disposed with the first mold core boss (27), the second auxiliary flow (23) is connected to simultaneously from the rear side of the first mold core boss (27) It is connected to the core pulling position of right pulled core structure (6), cloth at nearby pulled core structure (5) is leaned in the middle part of the lower mold core (9) upper surface It is equipped with the second mold core boss (29), first auxiliary flow (25) and the second mold core boss (29) and preceding core pulling Gap connection between structure (5).
2. it is according to claim 1 it is a kind of for improve product quality and with die cavity lug boss die casting, It is characterized in that:The preceding pulled core structure (5) includes preceding core pulling oil cylinder (11), preceding core pulling oil cylinder fixing bracket (14) and preceding core pulling Block (13), the preceding core pulling oil cylinder fixing bracket (14) are mounted at the front end face position of lower die holder (2), the preceding core pulling Core pulling oil cylinder (11) before being equipped on oil cylinder fixing bracket (14), the both sides of the preceding Loose core block (13), which are disposed with, to be fixed on down Preceding core pulling guide pad (16) on die holder (2), one end of the preceding Loose core block (13) are inserted into die cavity, the end face being inserted into On be disposed with several rectangular preiection blocks (28), the preceding Loose core block (13) is in strip, laterally slides back and forth and is mounted on down On die holder (2), described preceding Loose core block (13) upper front end is disposed with chamfer trapeze cut, the inclined plane part peace of inverted trapezoidal notch Equipped with preceding core pulling lock module (15), the front end phase of the telescopic rod (12) and preceding Loose core block (13) of the preceding core pulling oil cylinder (11) Even.
3. it is according to claim 1 it is a kind of for improve product quality and with die cavity lug boss die casting, It is characterized in that:The right pulled core structure (6) includes right Loose core block (20), right core pulling guide pad (17) and right core pulling cylinder bracket (18), right core pulling cylinder bracket (18), the right core pulling cylinder bracket (18) are installed on the right side of the lower die holder (2) On right core pulling oil cylinder (19) of the main shaft towards lower die holder (2) be installed, the right Loose core block (20) is in strip, longitudinally mounted In lower die holder (2) right part, the right end of the right Loose core block (20) is connected with the main shaft of right core pulling oil cylinder (19), the right pumping Pellet (20) right end is disposed with chamfer trapeze cut, the inclined plane part of described right Loose core block (20) the right end chamfer trapeze cut To be equipped with right core pulling lock module (21), several rectangular preiections (26) are disposed on the left end of the right Loose core block (20).
4. it is according to claim 1 it is a kind of for improve product quality and with die cavity lug boss die casting, It is characterized in that:Described lower die holder (2) front, preceding pulled core structure (5) both sides are respectively mounted there are one exhaust block structure (30), described Lower die holder (2) rear portion also install there are one exhaust block structure (30), the exhaust block structure (30) is connected to die cavity runner.
5. it is according to claim 1 it is a kind of for improve product quality and with die cavity lug boss die casting, It is characterized in that:Support base (3) is installed on described lower die holder (2) lower face, the inner hollow of the support base (3), in Empty portion is equipped with the push plate (31) moved up and down, and the support base (3) lower face is equipped with bottom plate (4).
6. it is according to claim 5 it is a kind of for improve product quality and with die cavity lug boss die casting, It is characterized in that:The vertically-mounted mandril for thering are several upper ends to pass through lower die holder (2) and lower mold core (9) in the push plate (31), Stop collar is installed in the push plate (31), on the lower die holder (2) lower face it is vertically-mounted have it is corresponding with stop collar Limited post (33).
7. it is according to claim 5 it is a kind of for improve product quality and with die cavity lug boss die casting, It is characterized in that:It is vertically-mounted on the bottom plate (4) to there is upper end to sequentially pass through push plate (31), lower die holder (2) and lower mold core (9) Latch post (32), the latch post (32) are located at close between right pulled core structure (6) and the first mold core boss (27) On clearance position.
8. it is according to claim 7 it is a kind of for improve product quality and with die cavity lug boss die casting, It is characterized in that:The squeeze pin (22) that die cavity is inserted into lower end is installed at the upper mold core (8) above the latch post (32).
9. it is according to claim 5 it is a kind of for improve product quality and with die cavity lug boss die casting, It is characterized in that:It is symmetrically installed with stabilizer blade (7) on the right side of the upper die holder (1) and on the right side of support base (3).
CN201611130377.4A 2016-12-09 2016-12-09 It is a kind of for improve product quality and with die cavity lug boss die casting Active CN106513625B (en)

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CN201611130377.4A CN106513625B (en) 2016-12-09 2016-12-09 It is a kind of for improve product quality and with die cavity lug boss die casting

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CN201611130377.4A CN106513625B (en) 2016-12-09 2016-12-09 It is a kind of for improve product quality and with die cavity lug boss die casting

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CN106513625B true CN106513625B (en) 2018-10-19

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110625086A (en) * 2019-09-26 2019-12-31 浙江华朔科技股份有限公司 Die casting die mold core structure with front blocking insert

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1253725A1 (en) * 1984-09-17 1986-08-30 Предприятие П/Я Р-6758 Mould for pressure casting semispheric reinforced articles
CN103736935A (en) * 2013-12-24 2014-04-23 上海亚德林有色金属有限公司 Mold for manufacturing automobile engine support body
CN203737979U (en) * 2013-12-24 2014-07-30 上海亚德林有色金属有限公司 Mold structure for machining automobile damping system components
CN105215322A (en) * 2015-10-23 2016-01-06 宁波华朔模具机械有限公司 A kind of die casting that multiple spot pulled core structure is housed
CN105215324A (en) * 2015-10-23 2016-01-06 宁波华朔模具机械有限公司 A kind of die casting with four pulled core structures
CN206392827U (en) * 2016-12-09 2017-08-11 宁波市北仑海普汽配有限公司 It is a kind of be used for improve product quality and with die cavity lug boss die casting

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1253725A1 (en) * 1984-09-17 1986-08-30 Предприятие П/Я Р-6758 Mould for pressure casting semispheric reinforced articles
CN103736935A (en) * 2013-12-24 2014-04-23 上海亚德林有色金属有限公司 Mold for manufacturing automobile engine support body
CN203737979U (en) * 2013-12-24 2014-07-30 上海亚德林有色金属有限公司 Mold structure for machining automobile damping system components
CN105215322A (en) * 2015-10-23 2016-01-06 宁波华朔模具机械有限公司 A kind of die casting that multiple spot pulled core structure is housed
CN105215324A (en) * 2015-10-23 2016-01-06 宁波华朔模具机械有限公司 A kind of die casting with four pulled core structures
CN206392827U (en) * 2016-12-09 2017-08-11 宁波市北仑海普汽配有限公司 It is a kind of be used for improve product quality and with die cavity lug boss die casting

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