CN108672680B - A kind of die casting of lorry gear-box case - Google Patents
A kind of die casting of lorry gear-box case Download PDFInfo
- Publication number
- CN108672680B CN108672680B CN201810930899.5A CN201810930899A CN108672680B CN 108672680 B CN108672680 B CN 108672680B CN 201810930899 A CN201810930899 A CN 201810930899A CN 108672680 B CN108672680 B CN 108672680B
- Authority
- CN
- China
- Prior art keywords
- base member
- case
- ice water
- piston plate
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2218—Cooling or heating equipment for dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2236—Equipment for loosening or ejecting castings from dies
Abstract
The invention discloses a kind of die castings of lorry gear-box case, including base member case, made by buffer unit when carrying out having cast material to lorry gear-box case, the cast member of lorry gear-box case can be played the role of into lifting force by brute spring, to reduce cast member and determine the adhesion strength between film, in lorry gear-box case casting process, ice water is conveyed to helical duct by the second water pump, and ice water flows back into base member case cavity from water outlet, ice water is in and circulates state, to which ice water can constantly absorb fixed heat, and improve the cooling rate to the cast member determined in film, after the casting of lorry gear-box case, ice water is pumped into the casting accent below piston plate by the first water pump, to slide on piston plate by continually entering ice water, it is a bit of to eject cast member upwards , consequently facilitating subsequent molding works.
Description
Technical field
The present invention relates to a kind of technical field of mold, the die casting of specifically a kind of lorry gear-box case.
Background technique
Existing die casting generally includes the upper mold with type chamber and the lower die with convex module, when work, upper mold and
Lower die is mutually combined, and the gap between type chamber and convex module constitutes molding cavity, and the melt of liquid is by running gate system
It enters in cavity and becomes desired die casting after cooling, finally ejected die casting by the ejecting mechanism for being set to lower die, i.e.,
One-pass molding process is completed, still, since dynamic model bread clamp force and cover half bread clamp force are almost equal, glues it frequent occurrence fixed
The phenomenon that mould, it is unqualified to eventually lead to product appearance, defect ware occurs, so that formed in mould efficiency can be reduced.
Summary of the invention
The purpose of the present invention is to provide a kind of die castings of lorry gear-box case, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the invention provides the following technical scheme:
A kind of die casting of lorry gear-box case, including base member case, the base member case are hollow structure, and pedestal
The upper surface of case is fixedly installed with cover half, and the base member case upper surface of cover half two sides sets that there are two symmetrically arranged support rod, institutes
The one end for stating support rod is fixedly connected with the upper surface of base member case, and the fixed company in the lower surface of the other end of support rod and footstock
It connects, slip ring is socketed on two support rods, and connected between two slip rings by connecting plate, the bottom of connecting plate is fixed
Dynamic model is installed, the upper surface of the footstock is equipped with vertically disposed hydraulic cylinder, and the output end of hydraulic cylinder and connecting plate
Upper surface is fixedly connected；The bottom of the casting accent of the cover half is opened up there are two symmetrically arranged mounting groove, and casts accent
Piston plate is inside slidably connected, the piston plate is connect by buffer unit with mounting groove；Helical duct is equipped in the cover half,
And the water inlet of helical duct is connect by conduit with the discharge outlet of the second water pump, the second water pump is fixedly mounted on the sky of base member case
The water outlet of intracavitary bottom wall, the helical duct is connected to by conduit with the cavity of base member case, and the inner bottom wall of base member case cavity
First water pump is installed, first water pump is connected to by conduit with the casting accent below piston plate；
The buffer unit is made of sleeve, slide bar and brute spring, and one end of the sleeve and the bottom of mounting groove are solid
Fixed connection, and vertically disposed sliding slot is offered at the top of sleeve, one end of slide bar is slidably connected in sliding slot, the slide bar
The other end is fixedly connected with the bottom of piston plate, and slide bar and sleeve are socketed with brute spring, one end of the brute spring with
The bottom of mounting groove is fixedly connected, and the other end of brute spring is fixedly connected with the bottom of piston plate.
As a further solution of the present invention: the side wall of the base member case is equipped with the liquid inlet being connected to cavity.
As a further solution of the present invention: storage has coolant liquid in the cavity in the base member case, and coolant liquid is ice water
Mixture.
As a further solution of the present invention: the cover half be on offer gas vent.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention makes to pass through brute spring when carrying out having cast material to lorry gear-box case by buffer unit
The cast member of lorry gear-box case can be played the role of into lifting force, to reduce the adherency between cast member and cover half
Power.
2, the present invention conveys ice water to helical duct by the second water pump in lorry gear-box case casting process, from
And improve the cooling rate to the cast member in cover half.
3, ice water is pumped into below piston plate after the casting of lorry gear-box case by the first water pump by the present invention
Cast in accent, thus by continually enter ice water make on piston plate it is sliding, thus cast member is ejected upwards it is a bit of, thus
Convenient for subsequent molding work.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the die casting of lorry gear-box case.
Fig. 2 is the enlarged structure schematic diagram in a kind of die casting of lorry gear-box case at A.
In figure: base member case 1, cover half 2, support rod 3, footstock 4, hydraulic cylinder 5, slip ring 6, dynamic model 7, helical duct 8, water inlet
9, water outlet 10, piston plate 11, the first water pump 12, the second water pump 13, liquid inlet 14, mounting groove 15, sleeve 16, slide bar 17, strong
Power spring 18.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1~2, in the embodiment of the present invention, a kind of die casting of lorry gear-box case, including base member case
1, base member case 1 is hollow structure, and the upper surface of base member case 1 is fixedly installed with cover half 2, and table in the base member case 1 of 2 two sides of cover half
Face is set there are two symmetrically arranged support rod 3, and one end of support rod 3 is fixedly connected with the upper surface of base member case 1, and support rod 3
The other end be fixedly connected with the lower surface of footstock 4, slip ring 6 is socketed on two support rods 3, and between two slip rings 6 lead to
Connecting plate connection is crossed, the bottom of connecting plate is fixedly installed with dynamic model 7, and the upper surface of footstock 4 is equipped with vertically disposed hydraulic cylinder
5, and the output end of hydraulic cylinder 5 is fixedly connected with the upper surface of connecting plate；The bottom of the casting accent of cover half 2 is opened up there are two right
Claim the mounting groove 15 of setting, and cast and slidably connect piston plate 11 in accent, piston plate 11 passes through buffer unit and mounting groove
15 connections；Buffer unit is made of sleeve 16, slide bar 17 and brute spring 18, and one end of sleeve 16 and the bottom of mounting groove 15 are solid
Fixed connection, and the top of sleeve 16 offers vertically disposed sliding slot, and one end of slide bar 17, slide bar 17 are slidably connected in sliding slot
The other end be fixedly connected with the bottom of piston plate 11, and slide bar 17 and sleeve 16 are socketed with brute spring 18, brute spring 18
One end be fixedly connected with the bottom of mounting groove 15, and the other end of brute spring 18 is fixedly connected with the bottom of piston plate 11,
Helical duct 8 is equipped in cover half 2, and the water inlet 9 of helical duct 8 is connect by conduit with the discharge outlet of the second water pump 13, the
Two water pumps 13 are fixedly mounted on the cavity inner bottom wall of base member case 1, and the water outlet 10 of helical duct 8 passes through conduit and base member case 1
Cavity connection, and the inner bottom wall of 1 cavity of base member case is equipped with the first water pump 12, the first water pump 12 passes through under conduit and piston plate 11
The casting accent connection of side；
Present invention piston plate 11 in casting process is glided by gravity, slides into slide bar 17 in sleeve 16, simultaneously
Brute spring 18 is compressed, and in molding, ice water is pumped into the casting accent of 11 lower section of piston plate by the first water pump 12
In, it continually enters ice water and makes on piston plate 11 sliding, to cast member be ejected upwards a bit of, while cooperating buffer unit
Brute spring 18 preferably reduces the bonding force of cast member and cover half 2；When casting to lorry gear-box case, the is opened
Two water pumps 13 convey ice water to helical duct 8, and ice water flows back into 1 cavity of base member case from water outlet 10, and ice water is in circulation
Flow regime so that ice water can constantly absorb the heat of cover half 2, and improves the cooling rate to the cast member in cover half 2,
The side wall of base member case 1 is equipped with the liquid inlet 14 being connected to cavity, convenient for addition coolant liquid.
Storage has coolant liquid in cavity in base member case 1, and coolant liquid is mixture of ice and water.
Cover half 2 offers gas vent on being.
The model specification of first water pump 12 is JKH-40SK-2.
The model specification of second water pump 13 is DB-D777.
Circuit involved in the present invention and control are the prior art, herein without excessively repeating.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (5)
1. a kind of die casting of lorry gear-box case, including base member case (1), which is characterized in that the base member case (1) is
Hollow structure, and the upper surface of base member case (1) is fixedly installed with cover half (2), and base member case (1) upper surface of cover half (2) two sides
If there are two symmetrically arranged support rod (3), one end of the support rod (3) is fixedly connected with the upper surface of base member case (1), and
The other end of support rod (3) is fixedly connected with the lower surface of footstock (4), is socketed with slip ring on two support rods (3)
(6), it and between two slip rings (6) is connected by connecting plate, the bottom of connecting plate is fixedly installed with dynamic model (7), the footstock (4)
Upper surface be equipped with vertically disposed hydraulic cylinder (5), and the upper surface of the output end of hydraulic cylinder (5) and connecting plate is fixed connects
It connects；The bottom of the casting accent of the cover half (2) is opened up there are two symmetrically arranged mounting groove (15), and casts sliding in accent
It is connected with piston plate (11), the piston plate (11) is connect by buffer unit with mounting groove (15)；It is equipped in the cover half (2)
Helical duct (8), and the water inlet (9) of helical duct (8) is connect by conduit with the discharge outlet of the second water pump (13), the second water
Pump (13) is fixedly mounted on the cavity inner bottom wall of base member case (1), and the water outlet (10) of the helical duct (8) passes through conduit and bottom
The cavity of seat-box (1) is connected to, and the inner bottom wall of base member case (1) cavity is equipped with the first water pump (12), first water pump (12)
It is connected to by conduit with the casting accent below piston plate (11)；
The buffer unit is made of sleeve (16), slide bar (17) and brute spring (18), one end of the sleeve (16) and peace
The bottom of tankage (15) is fixedly connected, and offers vertically disposed sliding slot at the top of sleeve (16), is slidably connected in sliding slot
The other end of one end of slide bar (17), the slide bar (17) is fixedly connected with the bottom of piston plate (11), and slide bar (17) and set
Cylinder (16) is socketed with brute spring (18), and one end of the brute spring (18) is fixedly connected with the bottom of mounting groove (15), and
The other end of brute spring (18) is fixedly connected with the bottom of piston plate (11).
2. a kind of die casting of lorry gear-box case according to claim 1, which is characterized in that the base member case
(1) side wall is equipped with the liquid inlet (14) being connected to cavity.
3. a kind of die casting of lorry gear-box case according to claim 1, which is characterized in that the base member case
(1) storage has coolant liquid in the cavity in, and coolant liquid is mixture of ice and water.
4. a kind of die casting of lorry gear-box case according to claim 1, which is characterized in that the cover half
(2) be on offer gas vent.
5. a kind of die casting of lorry gear-box case according to claim 1, which is characterized in that in casting process
Middle piston plate is glided by gravity, slides into slide bar in sleeve, while brute spring is compressed, and in molding, lead to
It crosses in the casting accent that ice water is pumped into below piston plate by the first water pump, continually enters ice water and to slide on piston plate, thus will
Cast member ejects brute spring that is a bit of, while cooperating buffer unit upwards, reduces the bonding force of cast member and cover half；
When being cast to lorry gear-box case, opens the second water pump and ice water is conveyed to helical duct, and ice water is from water outlet
It flows back into base member case cavity, ice water is in the state that circulates, and ice water absorbs the heat of cover half.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810930899.5A CN108672680B (en) | 2018-08-15 | 2018-08-15 | A kind of die casting of lorry gear-box case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810930899.5A CN108672680B (en) | 2018-08-15 | 2018-08-15 | A kind of die casting of lorry gear-box case |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108672680A CN108672680A (en) | 2018-10-19 |
| CN108672680B true CN108672680B (en) | 2019-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810930899.5A Active CN108672680B (en) | 2018-08-15 | 2018-08-15 | A kind of die casting of lorry gear-box case |
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| CN (1) | CN108672680B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109367108A (en) * | 2018-10-30 | 2019-02-22 | 安徽捷运矿山机械有限公司 | A kind of ore processing cooling device |
| CN110918944A (en) * | 2019-12-06 | 2020-03-27 | 湖州金丰新材有限公司 | Casting device is used in aluminium product production convenient to use |
| CN111531147A (en) * | 2020-05-16 | 2020-08-14 | 肖航 | Temperature control and self-telescopic rear cavity ejection device for die-casting die |
| CN111958917A (en) * | 2020-07-28 | 2020-11-20 | 金晓 | Injection mold for faucet pipe fitting |
| CN115716123B (en) * | 2022-12-01 | 2024-01-09 | 镇江市润伟金属制品有限公司 | Fry look pot apparatus for producing with multi-angle detects function |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62101363A (en) * | 1985-10-25 | 1987-05-11 | Fuso Light Alloys Co Ltd | Method and device for controlling temperature of metallic mold |
| CN105881785A (en) * | 2016-06-15 | 2016-08-24 | 常州市武进科宇通信设备有限公司 | Plastic mold manufacturing and machining device |
| CN206392831U (en) * | 2017-01-19 | 2017-08-11 | 天津开发区精锐精密模具有限公司 | A kind of automobile gearbox shell titanium alloy die casting |
| CN206967803U (en) * | 2017-04-10 | 2018-02-06 | 东莞市杰和信模具有限公司 | A kind of plastic mould with water cooling plant |
| CN107824749A (en) * | 2017-11-14 | 2018-03-23 | 宁波图冠精密模具有限公司 | A kind of engine cylinder mould |
-
2018
- 2018-08-15 CN CN201810930899.5A patent/CN108672680B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62101363A (en) * | 1985-10-25 | 1987-05-11 | Fuso Light Alloys Co Ltd | Method and device for controlling temperature of metallic mold |
| CN105881785A (en) * | 2016-06-15 | 2016-08-24 | 常州市武进科宇通信设备有限公司 | Plastic mold manufacturing and machining device |
| CN206392831U (en) * | 2017-01-19 | 2017-08-11 | 天津开发区精锐精密模具有限公司 | A kind of automobile gearbox shell titanium alloy die casting |
| CN206967803U (en) * | 2017-04-10 | 2018-02-06 | 东莞市杰和信模具有限公司 | A kind of plastic mould with water cooling plant |
| CN107824749A (en) * | 2017-11-14 | 2018-03-23 | 宁波图冠精密模具有限公司 | A kind of engine cylinder mould |
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| Publication number | Publication date |
|---|---|
| CN108672680A (en) | 2018-10-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20191025 Address after: 315000 No. 20 lane, Jiangbei Road, Jiangbei District, Ningbo, Zhejiang, China 200 Applicant after: Ningbo pan Die Casting Co., Ltd. Address before: 231699 Hefei, Feidong, Anhui Feidong County town, South Ring Road, Switzerland garden, South Gate East B1B2 Shop No. 106 Applicant before: Hefei five fan Engineering Design Co., Ltd. |
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| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 188, Tonghui Road, Jiangbei District, Ningbo City, Zhejiang Province (the first floor of Building 5) Patentee after: Ningbo Fande Precision Technology Co., Ltd Address before: 315000 No. 20 lane, Jiangbei Road, Jiangbei District, Ningbo, Zhejiang, China 200 Patentee before: NINGBO FOUNDERS DIE-CASTING Co.,Ltd. |
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| CP03 | Change of name, title or address |