CN204912674U - Core making machine penetrate sand head device - Google Patents
Core making machine penetrate sand head device Download PDFInfo
- Publication number
- CN204912674U CN204912674U CN201520562731.5U CN201520562731U CN204912674U CN 204912674 U CN204912674 U CN 204912674U CN 201520562731 U CN201520562731 U CN 201520562731U CN 204912674 U CN204912674 U CN 204912674U
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- CN
- China
- Prior art keywords
- sand
- jacket layer
- penetrate
- penetrating
- shooting head
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
- B22C15/23—Compacting by gas pressure or vacuum
- B22C15/24—Compacting by gas pressure or vacuum involving blowing devices in which the mould material is supplied in the form of loose particles
- B22C15/245—Blowing tubes
Abstract
The utility model discloses a core making machine penetrate sand head device, penetrating a sand section of thick bamboo, penetrating sand head body, shooting plate and sand shooting mouth including what top -down set gradually, penetrate a sand section of thick bamboo and the feeding port intercommunication of penetrating sand head body, shooting plate installs at the discharging port who penetrates sand head body, and sand shooting mouth installs on shooting plate, and the outer jacket layer in the jacketed outside in sand shooting mouth includes in pipy the jacket layer and locates, interior jacket layer be the polytetrafluoroethylene material, and interior jacket layer covers jacketed inner walls outside whole in, jacketed wall thickness is 0.1-0.8cm, the utility model discloses lieutenant general sand shooting mouth's inlayer sets up the material into polytetrafluoroethylene and since the polytetrafluoroethylene material have good high temperature resistance can, can play good thermal -insulated effect, prevent the melting solidification when penetrating sand of cold core resin or inorganic resin, and then has guaranteed that sand shooting mouth can not block up and to penetrate the sand flow smooth.
Description
Technical field
The utility model relates to casting and molding field, and what be specifically related to a kind of moulding machine in casting and molding field penetrates sand parts.
Background technology
Core shooter operation principle is that core sand compound is injected in the core box after heating by being binding agent with liquid or solid thermosetting resin, core in core box preheating very rapid hardening to certain thickness (being about 5 ~ 10mm) by it taking-up, form smooth surface, accurate in size high-quality core finished product, because core box generally will be heated between 150 ~ 180 degree, therefore, penetrate sand mouth insert core box penetrate sand mouth time, the temperature of core box can be passed to penetrates Sha Zui, the temperature of penetrating sand mouth is caused to raise, thus cause the resin melting through penetrating sand mouth to solidify, cause the blocking of penetrating sand mouth.
In prior art, general by by penetrate Sha Zui be designed to larger size method or by correlation sand plate or penetrate the method that Sha Zui carries out cooling and solve the problem of penetrating the blocking of sand mouth, penetrate method that Sha Zui is designed to larger size can affect and penetrate sand effect, penetrating the blunt method but of sand can cause the structure of whole sand-shooting head device more complicated, and cooling effect does not generally reach desirable effect yet.
Summary of the invention
Goal of the invention of the present utility model is to provide a kind of sand-shooting head device of core making machine, and resin can be avoided to penetrate melting and solidification in sand mouth, reduces the generation of penetrating sand mouth stopping state, ensures to penetrate sand flow smooth.
To achieve the above object of the invention, the technical solution adopted in the utility model is: a kind of sand-shooting head device of core making machine, comprise the blasting unit set gradually from top to bottom, sand-shooting head body, penetrate sand plate and penetrate Sha Zui, described blasting unit is communicated with the charging port of described sand-shooting head body, describedly penetrate the discharging port that sand plate is arranged on described sand-shooting head body, penetrate on sand plate described in the described Sha Zui of penetrating is arranged on, it is characterized in that, the described Sha Zui of penetrating comprises the interior jacket layer of tubulose and is located at the jacket layer in outside of described interior jacket layer, described interior jacket layer is polytetrafluoroethylmaterial material, described interior jacket layer covers the inwall of whole described jacket layer, the wall thickness of described interior jacket layer is 0.1 ~ 0.8cm.
Further technical scheme, described jacket layer is Steel material, and described interior jacket layer is embedded in the inner side of described jacket layer.
Further technical scheme, the lower end surface part of described interior jacket layer extends to form end layers to its outer radial, the lower end surface of jacket layer described in described end layers cover part.
In technique scheme, described jacket layer is threaded with described sand plate of penetrating.
Further technical scheme, described blasting unit, described sand-shooting head body and described in the one or more inwall penetrated in sand plate be provided with polytetrafluoroethylene floor.
In technique scheme, described blasting unit is provided with penetrates sand passage, described sand-shooting head body is provided with penetrates sand chamber, described sand plate of penetrating is provided with sand-spraying hole, describedly penetrate the charging port penetrating sand chamber described in sand channel connection, described penetrate sand plate be tightly connected described in penetrate the discharging port of sand chamber, described in penetrate Sha Zui and be connected in described sand-spraying hole, described in penetrate sand mouth be communicated with described in penetrate sand chamber to extraneous.
Because technique scheme is used, the utility model compared with prior art has following advantages:
1. in the utility model, the internal layer penetrating sand mouth is set to polytetrafluoroethylmaterial material, because polytetrafluoroethylmaterial material has good resistance to elevated temperatures, good effect of heat insulation can be played, prevent cold core resin or the inorganic resin melting and solidification when penetrating sand, and then ensure that penetrating sand mouth can not block and to penetrate sand flow smooth;
2. in the utility model, the internal layer penetrating sand mouth is set to polytetrafluoroethylmaterial material, because polytetrafluoroethylmaterial material has good greasy property, can ensure that cold core resin or inorganic resin can not stick to the inwall penetrating sand mouth, and then ensure that penetrating sand mouth can not block and penetrate sand flow journey;
3. in the utility model, interior jacket layer is set to polytetrafluoroethylmaterial material, jacket layer is set to Steel material, and jacket layer is more excellent with the switching performance penetrating sand plate on the one hand, on the other hand, avoids mould to contact with the direct of interior jacket layer, the life-span of jacket layer in extending.
Accompanying drawing explanation
Fig. 1 is the structural representation of sand-shooting head device disclosed in the utility model;
Fig. 2 is the structural representation penetrating sand mouth disclosed in the utility model embodiment one;
Fig. 3 is the structural representation penetrating sand mouth disclosed in the utility model embodiment two.
Wherein: 100, blasting unit; 101, sand passage is penetrated; 200, sand-shooting head body; 201, sand chamber is penetrated; 300, sand plate is penetrated; 400, Sha Zui is penetrated; 401, interior jacket layer; 402, jacket layer; 403, end layers.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment one
See Fig. 1 and Fig. 2, as shown in legend wherein, a kind of sand-shooting head device of core making machine, comprise the blasting unit 100 set gradually from top to bottom, sand-shooting head body 200, penetrate sand plate 300 and penetrate sand mouth 400, blasting unit 100 is provided with penetrates sand path 10 1, sand-shooting head body 200 is provided with penetrates sand chamber 201, penetrate sand plate 300 and be provided with several sand-spraying hole (not shown)s, penetrate sand path 10 1 to be communicated with the charging port penetrating sand chamber 201, penetrate sand plate 300 and be arranged on the discharging port penetrating sand chamber 201, penetrate sand mouth 400 comprise the interior jacket layer 401 of tubulose and be located at the jacket layer 402 in outside of interior jacket layer 401, interior jacket layer 401 is polytetrafluoroethylmaterial material, jacket layer 402 is Steel material, interior jacket layer 401 is embedded in the inner side of jacket layer 402 and interior jacket layer 401 covers the inwall of whole jacket layer 402, the thickness of interior jacket layer 401 is 0.1cm.
When penetrating sand, penetrate sand mouth 400 first decline insert core box penetrate in sand mouth, the molding sand penetrated in sand path 10 1 enters in core box by interior jacket layer 401 under compressed-air actuated effect, in core-shooting process, on the one hand, because interior jacket layer 401 has good heat-proof quality, molding sand through interior jacket layer 401 can not melting and solidification, on the other hand, because interior jacket layer 401 has good lubricity, also can not be detained to be connected to through the molding sand of interior jacket layer 401 penetrates on sand mouth 400, therefore can not cause the blocking of penetrating sand mouth 400, ensures to penetrate sand flow smooth.
The jacket layer 402 of the arranged outside Steel material of interior jacket layer 401, better can be rigidly connected with penetrating sand plate on the one hand, on the other hand, the heat be delivered on interior jacket layer 401 can be reduced, the possibility of the damage of jacket layer 401 in reducing, increases the service life of penetrating sand mouth 400.
Embodiment two
See Fig. 3, as shown in legend wherein, all the other are identical with embodiment two, and difference is, the lower end surface part of interior jacket layer 401 extends to form end layers 403 to its outer radial, the lower end surface of end layers 403 cover part jacket layer 402.
The downside of interior jacket layer 401 arranges end layers 403, because end layers 403 has good heat-proof quality and non-stickiness energy, therefore, it is possible to the resin reduced in core box is bonded at the possibility of penetrating sand mouth 400.
Embodiment three
All the other are identical with embodiment one, and difference is, above-mentioned blasting unit, above-mentioned sand-shooting head body and the above-mentioned one or more inwall penetrated in sand plate are provided with polytetrafluoroethylene floor.
Embodiment four
All the other are identical with embodiment one, and difference is, the thickness of above-mentioned interior jacket layer is 0.8cm.
Embodiment five
All the other are identical with embodiment one, and difference is, the thickness of above-mentioned interior jacket layer is 0.5cm.
Claims (6)
1. the sand-shooting head device of a core making machine, comprise the blasting unit set gradually from top to bottom, sand-shooting head body, penetrate sand plate and penetrate Sha Zui, described blasting unit is communicated with the charging port of described sand-shooting head body, describedly penetrate the discharging port that sand plate is arranged on described sand-shooting head body, penetrate on sand plate described in the described Sha Zui of penetrating is arranged on, it is characterized in that, the described Sha Zui of penetrating comprises the interior jacket layer of tubulose and is located at the jacket layer in outside of described interior jacket layer, described interior jacket layer is polytetrafluoroethylmaterial material, described interior jacket layer covers the inwall of whole described jacket layer, the wall thickness of described interior jacket layer is 0.1 ~ 0.8cm.
2. sand-shooting head device according to claim 1, is characterized in that, described jacket layer is Steel material, and described interior jacket layer is embedded in the inner side of described jacket layer.
3. sand-shooting head device according to claim 2, is characterized in that, the lower end surface part of described interior jacket layer extends to form end layers to its outer radial, the lower end surface of jacket layer described in described end layers cover part.
4. sand-shooting head device according to claim 1, is characterized in that, described jacket layer is threaded with described sand plate of penetrating.
5. sand-shooting head device according to claim 1, is characterized in that, described blasting unit, described sand-shooting head body and described in the one or more inwall penetrated in sand plate be provided with polytetrafluoroethylene floor.
6. sand-shooting head device according to claim 1, it is characterized in that, described blasting unit is provided with penetrates sand passage, described sand-shooting head body is provided with penetrates sand chamber, described sand plate of penetrating is provided with sand-spraying hole, described in penetrate the charging port penetrating sand chamber described in sand channel connection, described in penetrate sand plate be tightly connected described in penetrate the discharging port of sand chamber, the described Sha Zui of penetrating is connected in described sand-spraying hole, described in penetrate sand mouth be communicated with described in penetrate sand chamber to extraneous.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520562731.5U CN204912674U (en) | 2015-07-30 | 2015-07-30 | Core making machine penetrate sand head device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520562731.5U CN204912674U (en) | 2015-07-30 | 2015-07-30 | Core making machine penetrate sand head device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204912674U true CN204912674U (en) | 2015-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520562731.5U Active CN204912674U (en) | 2015-07-30 | 2015-07-30 | Core making machine penetrate sand head device |
Country Status (1)
| Country | Link |
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| CN (1) | CN204912674U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107186179A (en) * | 2017-06-20 | 2017-09-22 | 宁夏共享模具有限公司 | It is a kind of to prevent the sand shooting mouth of scab |
-
2015
- 2015-07-30 CN CN201520562731.5U patent/CN204912674U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107186179A (en) * | 2017-06-20 | 2017-09-22 | 宁夏共享模具有限公司 | It is a kind of to prevent the sand shooting mouth of scab |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215217, No. 1, No. 2 highway, Tongli Town, Wujiang District, Jiangsu, Suzhou Patentee after: Suzhou Mingzhi Technology Co., Ltd Address before: 215217, No. 1, No. 2 highway, Tongli Town, Wujiang District, Jiangsu, Suzhou Patentee before: SUZHOU MINGZHI TECHNOLOGY Co.,Ltd. |