CN106513625A - Pressure casting mold used for improving product quality and provided with mold cavity protruding parts - Google Patents

Pressure casting mold used for improving product quality and provided with mold cavity protruding parts Download PDF

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Publication number
CN106513625A
CN106513625A CN201611130377.4A CN201611130377A CN106513625A CN 106513625 A CN106513625 A CN 106513625A CN 201611130377 A CN201611130377 A CN 201611130377A CN 106513625 A CN106513625 A CN 106513625A
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CN
China
Prior art keywords
core
mold
die
block
die cavity
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Granted
Application number
CN201611130377.4A
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Chinese (zh)
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CN106513625B (en
Inventor
俞海波
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
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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Priority to CN201611130377.4A priority Critical patent/CN106513625B/en
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Publication of CN106513625B publication Critical patent/CN106513625B/en
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Classifications

    • 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 invention relates to a pressure casting mold used for improving product quality and provided with mold cavity protruding parts. The pressure casting mold comprises an upper mold base, a lower mold base and an upper mold core. The upper mold core is installed in the lower end face of the upper mold base. A lower mold core is installed in the upper end face of the lower mold base. The upper mold core is attached to the lower mold core. The upper mold base is attached to the lower mold base. A mold cavity is formed between the upper mold core and the lower mold core. A front core pulling structure and a right core pulling structure are installed on the left portion and the right portion between the upper mold base and the lower mold base respectively. A pouring gate is vertically installed in the right portion of the upper mold base, and the lower end of the pouring gate communicates with the mold cavity. A main runner is arranged between the pouring gate and the mold cavity. The pressure casting mold has the characteristics that the overall thickness of motor shells is reduced, production cost is lowered, the heat dissipation capacity of products is improved while product structures are not changed, production materials are saved, and production efficiency is greatly improved.

Description

It is a kind of for improve product quality and the die casting with die cavity lobe
Technical field
The present invention relates to die casting field, more particularly to a kind of for improve product quality and raised with die cavity The die casting in portion.
Background technology
Electric machine casing is usually the vitals of motor, and when motor rotates, motor itself can send larger heat, 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 cannot change, in order to ensure electric machine casing molding, it will usually which electric machine casing is designed to thicker structure, thicker electricity Casing body not merely cannot carry out rapid drainage to the heat that motor is produced and also substantially increase production cost, in order to save production Material, while making the thickness of housing facilitate electric machine casing molding while reduction, designs a kind of new structure of cast die right and wrong Often it is necessary.
The content of the invention
The technical problem to be solved be to provide it is a kind of for improve product quality and have die cavity lobe Die casting, with reduce electric machine casing general thickness, reduce production cost, while product structure is not changed improve produce The heat-sinking capability of product, the features such as save production material, greatly improve production efficiency.
The technical solution adopted for 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 lobe, including upper bolster, die shoe and upper mold core, be provided with described upper bolster lower surface Core rod, is provided with lower mold core, described upper mold core and lower mold core laminating, described upper bolster in the upper surface of described die shoe Fit with die shoe, between upper mold core and lower mold core, form die cavity, the anterior and left part between described upper bolster and die shoe Place is separately installed with front pulled core structure and right pulled core structure, vertically-mounted in described upper bolster right part to have lower end to connect with die cavity Cast gate, sprue is disposed between described cast gate and die cavity, mould down before and after sprue, at the lower mold core of both sides, is disposed with The first auxiliary flow and the second auxiliary flow that the front and rear direction of core upper surface extends, in described lower mold core upper surface Portion is disposed with the first core rod boss, rear side of second auxiliary flow from the first core rod boss at right pulled core structure Connection is simultaneously connected with the core pulling position of right pulled core structure, is disposed with the middle part of described lower mold core upper surface at front pulled core structure Second core rod boss, the space between the first described auxiliary flow and the second core rod boss and front pulled core structure connect It is logical.
Described front pulled core structure includes front core pulling oil cylinder, front core pulling oil cylinder fixed support and front Loose core block, it is described before Core pulling oil cylinder fixed support is arranged on the front end face position of die shoe, before being provided with described front core pulling oil cylinder fixed support Core pulling oil cylinder, the both sides of described front Loose core block are disposed with the front core pulling guide pad being fixed on die shoe, described front core pulling One end of block is inserted in die cavity, and several rectangular preiection blocks are disposed with the end face of its insertion, and described front Loose core block is in length Strip, horizontal slide anteroposterior are arranged on die shoe, and described front Loose core block upper front end is disposed with chamfer trapeze cut, The inclined plane part of trapeze cut is provided with front core pulling lock module, the expansion link of described front core pulling oil cylinder and the front end phase of front Loose core block Even.
Described right pulled core structure includes right Loose core block, right core pulling guide pad and right core pulling cylinder bracket, described lower mould Right core pulling cylinder bracket is installed on the right side of seat, the right side of the main shaft towards die shoe is installed on described right core pulling cylinder bracket Core pulling oil cylinder, described right Loose core block are in strip, are longitudinally mounted to die shoe right part, the right-hand member of described right Loose core block with it is right The main shaft of core pulling oil cylinder is connected, and described right Loose core block right-hand member is disposed with chamfer trapeze cut, described right Loose core block right-hand member The inclined plane part of chamfer trapeze cut is disposed with several on the left end of described right Loose core block to be provided with right core pulling lock module Rectangular preiection.
Described die shoe is anterior, front pulled core structure both sides are mounted on an aerofluxuss block structure, after described die shoe Portion is also provided with an aerofluxuss block structure, described aerofluxuss block structure and die cavity flow passage.
Support base is installed on described die shoe lower surface, the inner hollow of described support base, hollow bulb are provided with The push pedal for moving up and down, described support base lower surface are provided with base plate.
It is vertically-mounted in described push pedal to have some upper ends through die shoe and the push rod of lower mold core, in described push pedal Stop collar is installed, it is vertically-mounted on described die shoe lower surface to have limited post corresponding with stop collar.
On described base plate, the vertically-mounted latch post for having upper end to sequentially pass through push pedal, die shoe and lower mold core, described Latch post is located on the clearance position between right pulled core structure and the first core rod boss.
The squeeze pin that die cavity is inserted in lower end is installed at the upper mold core above described latch post.
On the right side of described upper bolster and leg is symmetrically installed with the right side of support base.
Beneficial effect:The present invention relates to it is a kind of for improve product quality and the die casting with die cavity lobe, Generate with the gas trace that can be effectively prevented from product, cast gate wipes out residual does not affect presentation quality and assembling, reduces production week Phase is so as to improve production efficiency, while the features such as further improving the qualification rate of product.
Description of the drawings
Fig. 1 is the topology view of the present invention;
Fig. 2 is the partial enlarged drawing in Fig. 1 of the present invention at A;
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:1st, upper bolster, 2, die shoe, 3, support base, 4, base plate, 5, front pulled core structure, 6, right pulled core structure, 7, Foot, 8, upper mold core, 9, lower mold core, 10, cast gate, 11, front core pulling oil cylinder, 12, expansion link, 13, front Loose core block, 14, front core pulling oil Cylinder fixed support, 15, front core pulling lock module, 16, front core pulling guide pad, 17, right core pulling guide pad, 18, right core pulling cylinder bracket, 19th, 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, main flow Road, the 25, first auxiliary flow, 26, rectangular preiection, the 27, first core rod boss, 28, rectangular preiection block, the 29, second core rod Boss, 30, aerofluxuss block structure, 31, push pedal, 32, latch post, 33, limited post.
Specific embodiment
With reference to specific embodiment, the present invention is expanded on further.It should be understood that these embodiments are merely to illustrate the present invention Rather than limit the scope of the present invention.In addition, it is to be understood that after the content for having read instruction of the present invention, people in the art Member can be made various changes or modifications to the present invention, and these equivalent form of values equally fall within the application appended claims and limited Scope.
Embodiments of the present invention be related to it is a kind of for improve product quality and the die casting with die cavity lobe, As shown in Fig. 16, including upper bolster 1, die shoe 2 and upper mold core 8, upper mold core 8 is installed in described 1 lower surface of upper bolster, Lower mold core 9 is installed in the upper surface of described die shoe 2, described upper mold core 8 and lower mold core 9 are fitted, described upper bolster 1 Fit with die shoe 2, between upper mold core 8 and lower mold core 9, form die cavity, the front portion between described upper bolster 1 and die shoe 2 and Front pulled core structure 5 and right pulled core structure 6 are separately installed with left part, in described 1 right part of upper bolster it is vertically-mounted have lower end with The cast gate 10 of die cavity connection, is disposed with sprue 24 between described cast gate 10 and die cavity, the lower mould of both sides before and after sprue 24 Be disposed with core 9 towards 9 upper surface of lower mold core front and rear direction extend the first auxiliary flow 25 and the second auxiliary flow 23, the first core rod boss 27 is disposed with right pulled core structure 6 in the middle part of described 9 upper surface of lower mold core, second aids in Runner 23 is connected and is connected with the core pulling position of right pulled core structure 6, described lower mould from the rear side of the first core rod boss 27 Be disposed with the second core rod boss 29 in the middle part of 9 upper surface of core at the front pulled core structure 5, described the first auxiliary flow 25 with Space connection between second core rod boss 29 and front pulled core structure 5.
Described front pulled core structure 5 includes front core pulling oil cylinder 11, front core pulling oil cylinder fixed support 14 and front Loose core block 13, institute The front core pulling oil cylinder fixed support 14 stated is arranged on the front end face position of die shoe 2, described front core pulling oil cylinder fixed support Front core pulling oil cylinder 11 is installed on 14, the both sides of described front Loose core block 13 are disposed with the front core pulling being fixed on die shoe 2 and lead To block 16, one end of described front Loose core block 13 is inserted in die cavity, is disposed with several rectangular preiections on the end face of its insertion Block 28, in strip, horizontal slide anteroposterior is arranged on die shoe 2, before described front Loose core block 13 described front Loose core block 13 End top is disposed with chamfer trapeze cut, and the inclined plane part of inverted trapezoidal breach is provided with front core pulling lock module 15, it is described before take out The expansion link 12 of core oil cylinder 11 is connected with the front end of front Loose core block 13.
Described 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 Die shoe 2 right side on right core pulling cylinder bracket 18 is installed, main shaft court is installed on described right core pulling cylinder bracket 18 To the right core pulling oil cylinder 19 of die shoe 2, described right Loose core block 20 is in strip, is longitudinally mounted to 2 right part of die shoe, described The right-hand member of right Loose core block 20 is connected with the main shaft of right core pulling oil cylinder 19, and it is trapezoidal that described 20 right-hand member of right Loose core block is disposed with chamfer Breach, the inclined plane part of described 20 right-hand member chamfer trapeze cut of right Loose core block are to be provided with right core pulling lock module 21, described Several rectangular preiections 26 are disposed with the left end of right Loose core block 20.
Described die shoe 2 is anterior, 5 both sides of front pulled core structure are mounted on an aerofluxuss block structure 30, described lower mould 2 rear portions of seat are also provided with an aerofluxuss block structure 30, described aerofluxuss block structure 30 and die cavity flow passage.
Support base 3 is installed on described 2 lower surface of die shoe, the inner hollow of described support base 3, hollow bulb are installed There is the push pedal 31 for moving up and down, described 3 lower surface of support base is provided with base plate 4.
Vertically-mounted in described push pedal 31 to have some upper ends through die shoe 2 and the push rod of lower mold core 9, described pushes away Stop collar is installed on plate 31, it is vertically-mounted on described 2 lower surface of die shoe to have limited post corresponding with stop collar 33.
The vertically-mounted latch post 32 for having upper end to sequentially pass through push pedal 31, die shoe 2 and lower mold core 9 on described base plate 4, Described latch post 32 is located on the clearance position between right pulled core structure 6 and the first core rod boss 27.
The squeeze pin 22 that die cavity is inserted in lower end is installed at the upper mold core 8 above described latch post 32.
On the right side of described upper bolster 1 and leg 7 is symmetrically installed with the right side of support base 3.
Embodiment
When die casting is carried out, the alloy liquid of molten condition is injected in the die cavity of mould from cast gate 10, cast gate 10 include sprue bush and spreader, and spreader is located on sprue bush lower end, the sprue on runner and lower mold core 9 on spreader 24th, the first auxiliary flow 25 and the second auxiliary flow 23 are respectively communicated with, and liquid is by sprue 24, the first auxiliary flow 25 and the Die cavity between the slow filling upper mold core 8 of two auxiliary flows 23 and lower mold core 9, at the same liquid can to cover rapidly the first core rod convex Position 27 and the second core rod boss 29 are played, and between entering between right pulled core structure 6 and the first core rod boss 27 In gap between gap and the second core rod boss 29 and front pulled core structure 5, wherein right pulled core structure 6 and front 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 is substantially reduced, while being disposed with latch post 32, latch between right pulled core structure 6 and the first core rod boss 27 After post 32 enables to the position molding, density is compacter, reduces the content of sbrinkage blowhole, points to by cooling structure to mould Cooled down so that product molding in the die cavity, when the product in die cavity in property it is softer in the state of when, by under oil cylinder Extrusion pad 22, squeeze pin 22 moves down extruded product so that portion structure that product installs squeeze pin is even closer, greatly improve Sbrinkage blowhole is reduced while product quality.
Rectangular preiection 26 and rectangular preiection block 28 can be rapidly separated with product when die sinking so that whole product Thickness it is constant in the case of, reduce the consumption of material, while also improving the forming speed of product, increased product Production efficiency.

Claims (9)

1. it is a kind of for improve product quality and the die casting with die cavity lobe, including upper bolster (1), die shoe (2) upper mold core (8) and upper mold core (8), is installed, the upper surface of described die shoe (2) in described upper bolster (1) lower surface Lower mold core (9), described upper mold core (8) and lower mold core (9) laminating, described upper bolster (1) and die shoe (2) patch are inside installed Close, between upper mold core (8) and lower mold core (9), form die cavity, it is characterised in that:Between described upper bolster (1) and die shoe (2) Front portion and left part at be separately installed with front pulled core structure (5) and right pulled core structure (6), in described upper bolster (1) right part erect The cast gate (10) that lower end is connected with die cavity is directly installed, described cast gate (10) is disposed with sprue (24) and die cavity between, it is main Lower mold core (9) place of both sides is disposed with that the front and rear direction towards lower mold core (9) upper surface extends before and after runner (24) the One auxiliary flow (25) and the second auxiliary flow (23), near right pulled core structure (6) place in the middle part of described lower mold core (9) upper surface The first core rod boss (27) is disposed with, the second auxiliary flow (23) is connected simultaneously from the rear side of the first core rod boss (27) Connect with the core pulling position of right pulled core structure (6), near front pulled core structure (5) place cloth in the middle part of described lower mold core (9) upper surface It is equipped with the second core rod boss (29), described the first auxiliary flow (25) and the second core rod boss (29) and front core pulling Space connection between structure (5).
2. it is according to claim 1 it is a kind of for improve product quality and the die casting with die cavity lobe, its It is characterised by:Described front pulled core structure (5) includes front core pulling oil cylinder (11), front core pulling oil cylinder fixed support (14) and front core pulling Block (13), described front core pulling oil cylinder fixed support (14) is installed in the front end face position of die shoe (2), described front core pulling Front core pulling oil cylinder (11) is installed on oil cylinder fixed support (14), the both sides of described front Loose core block (13) are disposed with and are fixed on down Front core pulling guide pad (16) on die holder (2), one end of described front Loose core block (13) are inserted in die cavity, the end face of its insertion On be disposed with several rectangular preiection blocks (28), in strip, horizontal slide anteroposterior is arranged on down described front Loose core block (13) On die holder (2), described front Loose core block (13) upper front end is disposed with chamfer trapeze cut, the inclined plane part peace of inverted trapezoidal breach Equipped with front core pulling lock module (15), the expansion link (12) of described front core pulling oil cylinder (11) and the front end phase of front Loose core block (13) Even.
3. it is according to claim 1 it is a kind of for improve product quality and the die casting with die cavity lobe, its It is characterised by:Described 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), described right core pulling cylinder bracket (18), are installed on the right side of described die shoe (2) On right core pulling oil cylinder (19) of the main shaft towards die shoe (2) is installed, described right Loose core block (20) is in strip, longitudinally mounted In die shoe (2) right part, the right-hand member of described right Loose core block (20) is connected with the main shaft of right core pulling oil cylinder (19), and the described right side is taken out Pellet (20) right-hand member is disposed with chamfer trapeze cut, the inclined plane part of described right Loose core block (20) right-hand member chamfer trapeze cut To be provided with right core pulling lock module (21), on the left end of described right Loose core block (20), several rectangular preiections (26) are disposed with.
4. it is according to claim 1 it is a kind of for improve product quality and the die casting with die cavity lobe, its It is characterised by:Described die shoe (2) is anterior, front pulled core structure (5) both sides are mounted on an aerofluxuss block structure (30), described Die shoe (2) rear portion one aerofluxuss block structure (30) is also installed, described aerofluxuss block structure (30) and die cavity flow passage.
5. it is according to claim 1 it is a kind of for improve product quality and the die casting with die cavity lobe, its It is characterised by:Support base (3) is installed on described die shoe (2) lower surface, the inner hollow of described support base (3), in Empty portion is provided with the push pedal (31) for moving up and down, and described support base (3) lower surface is provided with base plate (4).
6. it is according to claim 5 it is a kind of for improve product quality and the die casting with die cavity lobe, its It is characterised by:It is vertically-mounted in described push pedal (31) to have some upper ends through die shoe (2) and the push rod of lower mold core (9), Stop collar is installed in described push pedal (31), it is vertically-mounted on described die shoe (2) lower surface to have corresponding with stop collar Limited post (33).
7. it is according to claim 5 it is a kind of for improve product quality and the die casting with die cavity lobe, its It is characterised by:It is vertically-mounted on described base plate (4) to have upper end to sequentially pass through push pedal (31), die shoe (2) and lower mold core (9) Latch post (32), described latch post (32) is positioned near between right pulled core structure (6) and the first core rod boss (27) On clearance position.
8. it is according to claim 5 it is a kind of for improve product quality and the die casting with die cavity lobe, its It is characterised by:Upper mold core (8) place above described latch post (32) is provided with the squeeze pin (22) that die cavity is inserted in lower end.
9. it is according to claim 5 it is a kind of for improve product quality and the die casting with die cavity lobe, its It is characterised by:On the right side of described upper bolster (1) and leg (7) is symmetrically installed with 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 CN106513625B (en) 2018-10-19

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Cited By (1)

* 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

Cited By (1)

* 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

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