CN106392011A - Initial type mold die for pre-casting - Google Patents
Initial type mold die for pre-casting Download PDFInfo
- Publication number
- CN106392011A CN106392011A CN201610419552.5A CN201610419552A CN106392011A CN 106392011 A CN106392011 A CN 106392011A CN 201610419552 A CN201610419552 A CN 201610419552A CN 106392011 A CN106392011 A CN 106392011A
- Authority
- CN
- China
- Prior art keywords
- die
- mould
- cold air
- sprue gate
- initial type
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/06—Permanent moulds for shaped castings
- B22C9/065—Cooling or heating equipment for moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
- B22C9/082—Sprues, pouring cups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
Abstract
The invention discloses an initial type mold die for pre-casting. The initial type mold die for pre-casting is used for casting a bowl-shaped initial type piece and comprises an upper die and a lower die which are made of an alloy material; the bottom of the upper die is provided with a convex part matched with the surface of the inner side of the initial type piece; the top of the lower die is provided with a concave part matched with the surface of the outer side of the initial type piece; the upper die and the lower die are closely buckled through a seam allowance structure; when the upper die and the lower die are buckled, a mold cavity is formed between the convex part and the concave part; the top of the upper die is provided with a sprue gate and a plurality of air outlets; the sprue gate is communicated with the mold cavity through a pouring gate; and the air outlets are communicated with the top of the mold cavity through an air outflow channel. The initial type mold die for pre-casting has the beneficial effects that a die body is divided into two parts, by means of control of a movement mechanism, the size of the mold cavity can be changed, and therefore initial type pieces in different thicknesses can be cast; and besides, by forming the air outflow channel and the air outlets in the upper die, air in the mold cavity is discharged, and therefore it is prevented that bubbles exist in the initial type piece, and the quality of the initial type piece is improved.
Description
Technical field
The invention belongs to metal casting technique field is and in particular to a kind of pre- parison mold mould pouring.
Background technology
In casting process, mould is one of mechanism of most critical needed for casting technique, and it not only directly determines the structure of cast member but also can also determine the Forming Quality of cast member.
In prior art, cast member is often allowed to there is most basic structure as first type part, then experiences a series of processing technology again and is increasingly becoming qualified product.As can be seen here, just the quality of type part finally determines the quality of product.In actual casting process, the liquid metal of high-temperature fusion enters die cavity by running channel, and due to natively having the gas of certain volume in die cavity, when leading to pour, this gas cannot be escaped and be mixed with motlten metal and ultimately cause cast member and have substantial amounts of bubble.In addition, because mould volume itself is larger and structure is often irregular, and the volume of die cavity is less, thus result in liquid metal easily produce irregular cooling because of the low temperature that has of mould, lead to pour work and cannot be smoothed out thus causing cast member size and problem off quality, virtually increased time and the cost of casting technique, reduce the production efficiency of cast member, enterprise is produced and adversely affects.
Content of the invention
It is an object of the invention to overcoming deficiency of the prior art, providing a kind of pre- parison mold mould pouring, can pre- Anti-bubble be generated by uniformly cooling down the size ensureing cast member and quality.
For solving prior art problem, the invention discloses a kind of pre- parison mold mould pouring, for casting bowl-shape just type part, upper die and lower die including alloy material, the bottom of upper mould has a protuberance matching with the inner surface of first type part, and the top of lower mould has a recess matching with the outer surface of first type part；Upper die and lower die are closely fastened by fixing structure, when both fasten, form die cavity between protuberance and recess；The top of upper mould offers sprue gate and some gas outlets respectively, and sprue gate is connected with die cavity by running channel, and gas outlet is connected with the top of die cavity by gas off-take.
Preferably, the pyramidal structure that gas off-take is sequentially reduced from bottom to top for internal diameter.
Preferably, sprue gate is located at the central authorities at upper mould top, and gas outlet arranges around sprue gate even circumferential.
Preferably, the pyramidal structure that sprue gate is sequentially reduced from top to bottom for internal diameter.
Preferably, upper mould is further opened with cold air road, and the center line in upper cold air road is all equal with the distance of boss surface, thus uniformly cooling down upper mould；Lower mould is further opened with lower cold air road, and the center line in lower cold air road is all equal with the distance of recess surface, thus uniformly cooling down lower mould；Upper cold air road is all connected with cold air source with lower cold air road.
Preferably, it is additionally provided with foam ceramic filter in sprue gate.
The device have the advantages that：
1. mould is itself divided into two parts, can change the size of die cavity by the control of motion thus being used for casting the first type part of different-thickness；Additionally passing through gas off-take and gas outlet to be opened up on upper mould by the air discharge in die cavity thus preventing there is bubble in first type part, improve the quality of just type part.
2. gas off-take is pyramidal structure, and it is big top and small bottom, thus making the partial melting metal entering gas off-take gradually be cooled thus blocking gas off-take during persistently rising, avoid motlten metal and to outward leakage, physiological damage is caused to staff on the scene from gas off-take, and the gas off-take of this pyramidal structure is also beneficial to the demoulding.
3. all open up cold air road in upper die and lower die, and different cold air roads is all equal with the distance between corresponding recess and protuberance, thus making motlten metal can uniformly be cooled down thus ensureing the quality of just type part.
Brief description
Fig. 1 is the sectional view of released state of the present invention；
Fig. 2 is the sectional view of buckling state of the present invention；
Fig. 3 is the sectional view that the present invention pours state.
Reference：
Mould on 1；1.1 sprue gate；1.2 running channel；1.3 protuberance；Cold air road on 1.4；1.5 gas off-take；2 times moulds；2.1 recess；2.2 times cold air roads；3 fixing structures；4 die cavities；5 foam ceramic filters；6 first type parts.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.Following examples are only used for clearly technical scheme being described, and can not be limited the scope of the invention with this.
As shown in Figures 1 to 3, a kind of pre- parison mold mould pouring, for casting bowl-shape just type part 6, the upper mould 1 including alloy material and lower mould 2.The bottom of upper mould 1 has a protuberance 1.3 matching with the inner surface of first type part 6, and the top of lower mould 2 has a recess 2.1 matching with the outer surface of first type part 6；Upper mould 1 and lower mould 2 are closely fastened by fixing structure 3, when both fasten, form die cavity 4 between protuberance 1.3 and recess 2.1.The top of upper mould 1 offers sprue gate 1.1 and some gas outlets respectively, and sprue gate 1.1 is located at the central authorities at upper mould 1 top, and gas outlet arranges around sprue gate 1.1 even circumferential.Sprue gate 1.1 is connected with die cavity 4 by running channel 1.2, and gas outlet is connected with the top of die cavity 4 by gas off-take 1.5.
The pyramidal structure that sprue gate 1.1 is sequentially reduced from top to bottom for internal diameter, is additionally provided with foam ceramic filter 5 in sprue gate 1.1；The pyramidal structure that gas off-take 1.5 is sequentially reduced from bottom to top for internal diameter.Toppling over of motlten metal is easy at sprue gate 1.1, and has enough space mounting foam ceramic filters 5.The pyramidal structure of gas off-take 1.5 is not only beneficial to entrance motlten metal therein, and cooling is blocked thus preventing motlten metal from leaking and endangering the body of staff in time, and is beneficial to the demoulding.
Upper mould 1 is further opened with cold air road 1.4, and the center line in upper cold air road 1.4 is all equal with the distance on protuberance 1.3 surface, thus uniformly cooling down upper mould 1；Lower mould 2 is further opened with lower cold air road 2.2, and the center line in lower cold air road 2.2 is all equal with the distance on recess 2.1 surface, thus uniformly cooling down lower mould 2；Upper cold air road 1.4 is all connected with cold air source with lower cold air road 2.2.Two cold air roads can uniformly cool down upper and lower mould 2 thus uniformly cooling down first type part 6 to reach qualified quality.
After the demoulding, the burr that in the just burr on type part, such as gas off-take and running channel, motlten metal is cooled into, can be removed by electric mill.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, on the premise of without departing from the technology of the present invention principle; some improvement can also be made and deform, these improve and deformation also should be regarded as protection scope of the present invention.
Claims (6)
1. a kind of pre- parison mold mould pouring, for casting bowl-shape just type part it is characterised in that：Including the upper die and lower die of alloy material, the bottom of upper mould has a protuberance matching with the inner surface of first type part, and the top of lower mould has a recess matching with the outer surface of first type part；Upper die and lower die are closely fastened by fixing structure, when both fasten, form die cavity between protuberance and recess；The top of upper mould offers sprue gate and some gas outlets respectively, and sprue gate is connected with die cavity by running channel, and gas outlet is connected with the top of die cavity by gas off-take.
2. a kind of pre- parison mold mould pouring according to claim 1 is it is characterised in that the pyramidal structure that is sequentially reduced from bottom to top for internal diameter of gas off-take.
3. it is characterised in that sprue gate is located at the central authorities at upper mould top, gas outlet arranges a kind of pre- parison mold mould pouring according to claim 2 around sprue gate even circumferential.
4. a kind of pre- parison mold mould pouring according to claim 3 is it is characterised in that the pyramidal structure that is sequentially reduced from top to bottom for internal diameter of sprue gate.
5., it is characterised in that upper mould is further opened with cold air road, the center line in upper cold air road is all equal with the distance of boss surface for a kind of pre- parison mold mould pouring according to claim 4, thus uniformly cooling down upper mould；Lower mould is further opened with lower cold air road, and the center line in lower cold air road is all equal with the distance of recess surface, thus uniformly cooling down lower mould；Upper cold air road is all connected with cold air source with lower cold air road.
6. a kind of pre- parison mold mould pouring according to claim 5 is it is characterised in that be additionally provided with foam ceramic filter in sprue gate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610419552.5A CN106392011A (en) | 2016-06-14 | 2016-06-14 | Initial type mold die for pre-casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610419552.5A CN106392011A (en) | 2016-06-14 | 2016-06-14 | Initial type mold die for pre-casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106392011A true CN106392011A (en) | 2017-02-15 |
Family
ID=58006494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610419552.5A Pending CN106392011A (en) | 2016-06-14 | 2016-06-14 | Initial type mold die for pre-casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106392011A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106862491A (en) * | 2017-03-29 | 2017-06-20 | 福建工程学院 | One kind become shape heating cooling mould and its processing and application method |
| CN107716870A (en) * | 2017-12-11 | 2018-02-23 | 泰兴市宏伟机电环保科技有限公司 | A kind of compact-type die cast |
| CN107876699A (en) * | 2017-12-13 | 2018-04-06 | 玉林市川迪机器制造有限公司 | A kind of casting method and split assembling die of quick form removal |
| CN113523200A (en) * | 2021-06-10 | 2021-10-22 | 罗晔 | Processing auxiliary device to durable motor casing of new forms of energy motor light |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1041200A1 (en) * | 1982-06-14 | 1983-09-15 | Chudnovskij Arkadij R | Mould |
| CN201042732Y (en) * | 2007-01-24 | 2008-04-02 | 张祖临 | Metal casting mold with radiator fan for manufacturing grinding ball of pot mill |
| CN202951843U (en) * | 2012-12-02 | 2013-05-29 | 重庆川武仪表有限公司 | Die for manufacturing pot |
| CN203679182U (en) * | 2014-01-16 | 2014-07-02 | 贵州省遵义市永力机电安装有限公司 | Steel ball pouring device |
| CN203944821U (en) * | 2014-07-19 | 2014-11-19 | 长葛市吉庆机械厂 | There is the casting mould of chilling heat abstractor |
| CN104439088A (en) * | 2014-12-29 | 2015-03-25 | 南车长江车辆有限公司 | Manufacturing method of sand leaking preventing and heat preserving feed head of sand casting and special die thereof |
| CN204430180U (en) * | 2014-11-13 | 2015-07-01 | 泰州市金鹰精密铸造有限公司 | A kind of casting mould |
| CN205684666U (en) * | 2016-06-14 | 2016-11-16 | 吴江市液铸液压件铸造有限公司 | A kind of parison mold mould of precast |
-
2016
- 2016-06-14 CN CN201610419552.5A patent/CN106392011A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1041200A1 (en) * | 1982-06-14 | 1983-09-15 | Chudnovskij Arkadij R | Mould |
| CN201042732Y (en) * | 2007-01-24 | 2008-04-02 | 张祖临 | Metal casting mold with radiator fan for manufacturing grinding ball of pot mill |
| CN202951843U (en) * | 2012-12-02 | 2013-05-29 | 重庆川武仪表有限公司 | Die for manufacturing pot |
| CN203679182U (en) * | 2014-01-16 | 2014-07-02 | 贵州省遵义市永力机电安装有限公司 | Steel ball pouring device |
| CN203944821U (en) * | 2014-07-19 | 2014-11-19 | 长葛市吉庆机械厂 | There is the casting mould of chilling heat abstractor |
| CN204430180U (en) * | 2014-11-13 | 2015-07-01 | 泰州市金鹰精密铸造有限公司 | A kind of casting mould |
| CN104439088A (en) * | 2014-12-29 | 2015-03-25 | 南车长江车辆有限公司 | Manufacturing method of sand leaking preventing and heat preserving feed head of sand casting and special die thereof |
| CN205684666U (en) * | 2016-06-14 | 2016-11-16 | 吴江市液铸液压件铸造有限公司 | A kind of parison mold mould of precast |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106862491A (en) * | 2017-03-29 | 2017-06-20 | 福建工程学院 | One kind become shape heating cooling mould and its processing and application method |
| CN107716870A (en) * | 2017-12-11 | 2018-02-23 | 泰兴市宏伟机电环保科技有限公司 | A kind of compact-type die cast |
| CN107876699A (en) * | 2017-12-13 | 2018-04-06 | 玉林市川迪机器制造有限公司 | A kind of casting method and split assembling die of quick form removal |
| CN113523200A (en) * | 2021-06-10 | 2021-10-22 | 罗晔 | Processing auxiliary device to durable motor casing of new forms of energy motor light |
| CN113523200B (en) * | 2021-06-10 | 2023-10-24 | 浙江台兴机电科技有限公司 | Processing auxiliary device for light durable motor shell of new energy motor |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170215 |
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| RJ01 | Rejection of invention patent application after publication |