CN101920313A - Sand core molding device - Google Patents
Sand core molding device Download PDFInfo
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- CN101920313A CN101920313A CN 201010278433 CN201010278433A CN101920313A CN 101920313 A CN101920313 A CN 101920313A CN 201010278433 CN201010278433 CN 201010278433 CN 201010278433 A CN201010278433 A CN 201010278433A CN 101920313 A CN101920313 A CN 101920313A
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- sand core
- molding device
- core molding
- solid plate
- moving platen
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Abstract
The invention relates to a sand core molding device, which comprises a movable mold board and a fixed mold board, wherein the movable mold board is provided with an upper mold cavity and a pouring opening communicated with the upper mold cavity, the fixed mold board is provided with a lower mold cavity, a central column is arranged in the lower mold cavity, and the lower mold cavity and the upper mold cavity form the entire sand core mold cavity; and the central column is provided with steps for axially sliding. The movable mold board and the fixed mold board are provided with a plurality of sand core mold cavities which have the same structure. A heating device is arranged between the fixed mold board and a worktable; and the heating device comprises a heating plate on which a plurality of fuel nozzles are arranged. In the invention, the sliding steps are arranged on the central column to form mounting grooves on the sand core for facilitating the mounting of the sand core; the plurality of sand core mold cavities which have the same structure are arranged, so a plurality of sand cores can be molded at one time, and the production efficiency is improved; and the fuel nozzles are arranged for heating the fixed mold board, so the solidification of the sand cores can be speed up.
Description
Technical field
The present invention relates to the core in the sand casting, specifically a kind of sand core molding device.
Background technology
Energy-saving and emission-reduction are development topics of the world today, and being applied in of hollow bike wheel alleviated car body weight to a great extent, meets the target of energy-saving and emission-reduction.And, just must when the casting wheel hub, insert core in advance in order to cast the hollow bike wheel, remove core after the wheel moulding again.
Sand core molding device is exactly a shaped device of making core.Existing sand core molding device, comprise moving platen and solid plate, moving platen is provided with upper impression, also be provided with the cast gate that communicates with upper impression on the moving platen, solid plate is provided with lower impressions, be provided with newel in the lower impressions, behind moving platen and the solid plate matched moulds, upper impression and lower impressions constitute complete core die cavity.The problem that this device exists has: 1, no location structure in the core die cavity, and the core after the moulding is installed difficulty; 2, can only the single core of one-shot forming, production efficiency is low; 3, the hardening time of core is long.
Summary of the invention
The present invention is directed to the problems referred to above, a kind of sand core molding device is provided, this device is provided with location structure in the core die cavity, is convenient to the installation of core.
According to technical scheme of the present invention: a kind of sand core molding device, comprise moving platen and solid plate, the cast gate that moving platen is provided with upper impression and communicates with upper impression, solid plate is provided with lower impressions, be provided with newel in the lower impressions, lower impressions and upper impression are formed complete core die cavity; Described newel is provided with axial slide step.
Described slide step has two, symmetric arrangement.
Described newel is provided with pattern draft.
Be provided with the upper support post in the described upper impression, be provided with in the described lower impressions and the corresponding lower support post in described upper support post position.
Described moving platen and solid plate are provided with the identical core die cavity of a plurality of structures.
Described moving platen is provided with the lifting post.
Described solid plate is fixedly connected on the workbench by back-up block.
Be provided with heater between described solid plate and the described workbench.
Described heater comprises heating plate, and a plurality of gas nozzles are installed on the described heating plate.
Described solid plate is provided with the jogger hole that communicates with described lower impressions, and described jogger hole intermediate gap is combined with push rod, and the lower end of described push rod is fixedly connected on the push rod plate, described push rod plate by guide pillar with eject power and link to each other.
Technique effect of the present invention is: newel is provided with slide step, has just formed mounting groove on core, is beneficial to the installation of core; Be provided with the identical core die cavity of a plurality of structures, can a plurality of cores of one-shot forming, the production efficiency height; Be provided with gas nozzle,, can accelerate the curing of core by gas nozzle heating solid plate.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the upward view of the moving platen among the present invention.
Fig. 3 is the A-A cutaway view among Fig. 2.
Fig. 4 is the vertical view of the solid plate among the present invention.
Fig. 5 is the B-B cutaway view among Fig. 4.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is further described.
As shown in Figure 1, the present invention is a kind of sand core molding device, comprises moving platen 2 and solid plate 3.Be fixedly connected with on the moving platen 2 and promote post 1, promote post and link to each other with lifting device.Core solidifies the back and promotes moving platen 2 by lifting device.Solid plate 3 is fixedly connected on the workbench 8 by back-up block 5.Back-up block 5 is connected on solid plate 3 and the workbench 8 by screw 4 respectively.
Be provided with heater between solid plate 3 and the workbench 8.This heater comprises heating plate 7, and a plurality of gas nozzles 10 are installed on the heating plate 7.After treating that 12 li of core die cavities are filled with mortar, light gas nozzle 10 heating solid plates 3, thereby accelerate the curing of core.
As Fig. 2, shown in Figure 3, the cast gate 13 that moving platen 2 is provided with upper impression 14 and communicates with upper impression 14.Be provided with upper support post 15 in the upper impression 14.The edge of moving platen 2 is provided with the installing hole 16 that promotes post 1.
As Fig. 4, shown in Figure 5, solid plate 3 is provided with lower impressions 17, is provided with in the lower impressions 17 and the corresponding lower support post 18 in upper support post 15 positions.The edge of solid plate 3 is provided with the installing hole 22 of back-up block 5.
Be provided with newel 20 in the lower impressions 17.Newel 20 is provided with pattern draft.Newel 20 is provided with axial slide step 21.Slide step 21 has two, symmetric arrangement.
The present invention's moving platen 2 and solid plate 3 are provided with the identical core die cavity 12 of a plurality of structures, can a plurality of core of one-shot forming, and the production efficiency height.
Referring to Fig. 1, solid plate 3 is provided with the jogger hole 19 that communicates with lower impressions 17 again, and jogger hole 19 intermediate gaps are combined with push rod 11, and the lower end of push rod 11 is fixedly connected on the push rod plate 6, push rod plate 6 by guide pillar 9 with eject power and link to each other.After core solidifies, eject a plurality of cores by push rod 11 is disposable.
The operation principle of the present invention and the course of work: fill with mortar for core die cavity 12 by cast gate 13, gas nozzle 10 is lighted the heating core, and core solidifies the back lifting device and promotes moving platen by promoting post 1, and push rod 11 ejects core then.
Claims (10)
1. sand core molding device, comprise moving platen (2) and solid plate (3), the cast gate (13) that moving platen (2) is provided with upper impression (14) and communicates with upper impression (14), solid plate (3) is provided with lower impressions (17), be provided with newel (20) in the lower impressions (17), lower impressions (17) is formed complete core die cavity (12) with upper impression (14), and it is characterized in that: described newel (20) is provided with axial slide step (21).
2. according to the described sand core molding device of claim 1, it is characterized in that: described slide step (21) has two, symmetric arrangement.
3. according to claim 1 or 2 described sand core molding devices, it is characterized in that: described newel (20) is provided with pattern draft.
4. according to the described sand core molding device of claim 1, it is characterized in that: be provided with upper support post (15) in the described upper impression (14), be provided with in the described lower impressions (17) and described upper support post (15) the corresponding lower support post in position (18).
5. according to the described sand core molding device of claim 1, it is characterized in that: described moving platen (2) and solid plate (3) are provided with the identical core die cavity (12) of a plurality of structures.
6. according to the described sand core molding device of claim 1, it is characterized in that: described moving platen (2) is provided with and promotes post (1).
7. according to the described sand core molding device of claim 1, it is characterized in that: described solid plate (3) is fixedly connected on the workbench (8) by back-up block (5).
8. according to the described sand core molding device of claim 7, it is characterized in that: be provided with heater between described solid plate (3) and the described workbench (8).
9. according to the described sand core molding device of claim 8, it is characterized in that: described heater comprises heating plate (7), and a plurality of gas nozzles (10) are installed on the described heating plate (7).
10. according to the described sand core molding device of claim 1, it is characterized in that: described solid plate (3) is provided with the jogger hole (19) that communicates with described lower impressions (17), described jogger hole (19) intermediate gap is combined with push rod (11), the lower end of described push rod (11) is fixedly connected on the push rod plate (6), described push rod plate (6) by guide pillar (9) with eject power and link to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102784335A CN101920313B (en) | 2010-09-13 | 2010-09-13 | Sand core molding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102784335A CN101920313B (en) | 2010-09-13 | 2010-09-13 | Sand core molding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101920313A true CN101920313A (en) | 2010-12-22 |
| CN101920313B CN101920313B (en) | 2012-11-21 |
Family
ID=43335671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102784335A Expired - Fee Related CN101920313B (en) | 2010-09-13 | 2010-09-13 | Sand core molding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101920313B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105414318A (en) * | 2015-12-11 | 2016-03-23 | 上海华世邦模具科技股份有限公司 | Mold base for pinhole mold |
| CN105855477A (en) * | 2016-04-13 | 2016-08-17 | 常州祥德机械制造有限公司 | Sand core forming machine |
| CN108044049A (en) * | 2017-12-29 | 2018-05-18 | 安徽金义得机械有限公司 | A kind of manufacturing method of column sand mo(u)ld |
| CN109746394A (en) * | 2019-03-04 | 2019-05-14 | 昆山众异特机械工业有限公司 | A kind of the shaping mould of sand core tool and forming method of New energy automobile motor shell |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02235549A (en) * | 1989-03-09 | 1990-09-18 | Enshu Keigokin Kk | Die device for hollow arm wheel |
| US5368087A (en) * | 1993-12-27 | 1994-11-29 | Ford Motor Company | Hot box core making apparatus |
| JP2004330207A (en) * | 2003-04-30 | 2004-11-25 | Asahi Tec Corp | Die structure for casting and method for casting wheel of two-wheel motorcycle using the same |
| CN101579719A (en) * | 2009-03-05 | 2009-11-18 | 江苏中联铝业有限公司 | Multifunctional sprue spreader system for solving positioning and exhausting of sand core |
-
2010
- 2010-09-13 CN CN2010102784335A patent/CN101920313B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02235549A (en) * | 1989-03-09 | 1990-09-18 | Enshu Keigokin Kk | Die device for hollow arm wheel |
| US5368087A (en) * | 1993-12-27 | 1994-11-29 | Ford Motor Company | Hot box core making apparatus |
| JP2004330207A (en) * | 2003-04-30 | 2004-11-25 | Asahi Tec Corp | Die structure for casting and method for casting wheel of two-wheel motorcycle using the same |
| CN101579719A (en) * | 2009-03-05 | 2009-11-18 | 江苏中联铝业有限公司 | Multifunctional sprue spreader system for solving positioning and exhausting of sand core |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105414318A (en) * | 2015-12-11 | 2016-03-23 | 上海华世邦模具科技股份有限公司 | Mold base for pinhole mold |
| CN105414318B (en) * | 2015-12-11 | 2018-02-09 | 上海华世邦模具科技股份有限公司 | A kind of mould bases for pin hole mould |
| CN105855477A (en) * | 2016-04-13 | 2016-08-17 | 常州祥德机械制造有限公司 | Sand core forming machine |
| CN108044049A (en) * | 2017-12-29 | 2018-05-18 | 安徽金义得机械有限公司 | A kind of manufacturing method of column sand mo(u)ld |
| CN108044049B (en) * | 2017-12-29 | 2020-08-04 | 安徽金义得机械有限公司 | Method for manufacturing vertical column sand mold |
| CN109746394A (en) * | 2019-03-04 | 2019-05-14 | 昆山众异特机械工业有限公司 | A kind of the shaping mould of sand core tool and forming method of New energy automobile motor shell |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101920313B (en) | 2012-11-21 |
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