CN104985122A - Method for integrally casting electric power fitting based on 3D printing technology - Google Patents
Method for integrally casting electric power fitting based on 3D printing technology Download PDFInfo
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- CN104985122A CN104985122A CN201510433957.XA CN201510433957A CN104985122A CN 104985122 A CN104985122 A CN 104985122A CN 201510433957 A CN201510433957 A CN 201510433957A CN 104985122 A CN104985122 A CN 104985122A
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- wall
- armour clamp
- electric armour
- prepared
- gate
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The invention discloses a method for integrally casting an electric power fitting based on the 3D printing technology. The method comprises the following steps that (1), a three-dimensional model of an electric power fitting to be manufactured is drawn, and a to-be-manufactured electric power fitting model, a plurality of casting channels, an exhaust channel, a gate stick and a gate are manufactured through a 3D printing machine according to the three-dimensional model; (2), shells are manufactured for the outer wall of the to-be-manufactured electric power fitting model, the outer walls of the casting channels, the outer wall of the exhaust channel, the outer wall of the gate stick and the outer wall of the gate, and the outer walls of the shells are wrapped with fire-resisting materials; (3), a same-pressure steam method is adopted for removing the to-be-manufactured electric power fitting model, the casting channels, the exhaust channel, the gate stick and the gate inside the shells in a melting manner; and (4), the shells are roasted, then molten metal materials are poured into the shells to be cooled, the shells are removed, and the needed electric power fitting is obtained. The assembling errors do not exist in the manufactured electric power fitting manufactured according to the method, and the internal organization and the mechanical property of the electric power fitting are coincident.
Description
Technical field
The invention belongs to casting tooling device field, relate to a kind of method based on 3D printing technique integral cast electric armour clamp.
Background technology
The forming method of current electric armour clamp mainly contains casting and forging and stamping two kinds.Electric armour clamp Forging Technology can be divided into free forging and die forging by mode, is divided into forge hot, warm forging and cold forging by forging temperature, and conventional mode is forge hot.During flat-die forging, forging teacher should control the drafts of each forging, requires higher to operator.Die forging needs designing mould, blank is out of shape and obtains forging, time cycle is longer, production cost is very high, and prior art casting simultaneously needs first to prepare each each parts in electric armour clamp, and then assembles, then there is the error of assembling in assembling process, and the amount of labour is comparatively large, simultaneously its interior tissue and mechanical property inconsistent, thus cause the phenomenon in use ruptured.
Summary of the invention
The object of the invention is to the shortcoming overcoming above-mentioned prior art, provide a kind of method based on 3D printing technique integral cast electric armour clamp, there is not the problem of rigging error in electric armour clamp prepared by the method, and electric armour clamp interior tissue is consistent with mechanical property.
For achieving the above object, the method based on 3D printing technique integral cast electric armour clamp of the present invention comprises the following steps:
Draw the threedimensional model of electric armour clamp to be prepared, again the threedimensional model of described electric armour clamp to be prepared is input in 3D printer, 3D printer prepares electric armour clamp model to be prepared, some pouring channels, exhaust passage, gate stick and cast gate according to the threedimensional model of described electric armour clamp to be prepared, wherein, one end of pouring channel is connected with the inside of electric armour clamp model to be prepared, the other end of pouring channel is connected with gate stick, gate stick is connected with cast gate, and the two ends of exhaust passage are connected with cast gate and gate stick respectively;
2) prepare shell on the outer wall of the outer wall of the outer wall of electric armour clamp model to be prepared, pouring channel, the outer wall of exhaust passage, the outer wall of gate stick and cast gate, then give on the outer wall of shell and wrap up one deck refractory material;
3) same pressure steaming process is adopted to melt the electric armour clamp model to be prepared of shell inside, pouring channel, exhaust passage, gate stick and cast gate;
4) shell described in roasting, again the metal material of molten condition is poured in shell from the position the corresponding shell of cast gate, the metal material of molten condition enters into the position of the corresponding shell of electric armour clamp model to be prepared, simultaneously, gas in position in the corresponding shell of electric armour clamp model to be prepared is discharged from the inside of the position the corresponding shell in exhaust passage, cool again, then remove shell, obtain required electric armour clamp.
Electric armour clamp model to be prepared is hollow-core construction, and the wall thickness of electric armour clamp model to be prepared is more than or equal to 0.8mm.
The cross section of described pouring channel is square or circular, and the described foursquare length of side is more than or equal to 20mm, and the diameter of described circle is more than or equal to 35mm.
The cross section of steam vent is the circle that diameter is more than or equal to 20mm.
Described cast gate is pyramid type structure, and the diameter of cast gate upper opening is 100mm, and the diameter of cast gate lower openings is 45mm.
Step 2) in be to concrete operations shell preparing by the outer wall of the outer wall of the outer wall of electric armour clamp model to be prepared, pouring channel, the outer wall of exhaust passage, the outer wall of gate stick and cast gate:
Coating and stucco is coated with several times on the outer wall of the outer wall of the outer wall of electric armour clamp model to be prepared, pouring channel, the outer wall of exhaust passage, the outer wall of gate stick and cast gate, wherein, complete after being coated with coating and stucco at every turn and carry out drying and sclerosis, thus form one deck shell on the outer wall of the outer wall of the outer wall of electric armour clamp model to be prepared, pouring channel, the outer wall of exhaust passage, the outer wall of gate stick and cast gate.
Described refractory material is quartz.
Step 1) in 3D printer be that moulding material prepares electric armour clamp model to be prepared, some pouring channels, exhaust passage, gate stick and cast gate according to the threedimensional model of described electric armour clamp to be prepared with photosensitive resin.
The present invention has following beneficial effect:
Method based on 3D printing technique integral cast electric armour clamp of the present invention is in the process preparing electric armour clamp, first prepare electric armour clamp model to be prepared by 3D printing technique, some pouring channels, exhaust passage, gate stick and cast gate, and then on the outer wall of electric armour clamp model to be prepared, on the outer wall of pouring channel, on the outer wall of exhaust passage, shell is prepared on the outer wall of gate stick and on the outer wall of cast gate, remove the electric armour clamp model to be prepared of shell inside again, pouring channel, exhaust passage, gate stick and cast gate, finally cast-in-block method is adopted to form required electric armour clamp again, make the material of electric armour clamp each position identical, avoid assembly work and rigging error, electric armour clamp interior tissue and the mechanical property of preparation are homogeneous, decrease the fracture failure situation that electric armour clamp occurs in the course of the work.
Accompanying drawing explanation
Fig. 1 is the location diagram that in embodiments of the invention one, threedimensional model prepares electric armour clamp model 1 to be prepared, some pouring channels 2, exhaust passage 4, gate stick 5 and cast gate 3;
Fig. 2 is the location diagram of electric armour clamp and pouring channel 2 in embodiments of the invention one;
Fig. 3 is the structural representation of electric armour clamp model 1 to be prepared in embodiments of the invention one.
Wherein, 1 be electric armour clamp model to be prepared, 2 be pouring channel, 3 be cast gate, 4 be exhaust passage, 5 for gate stick.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail:
Method based on 3D printing technique integral cast electric armour clamp of the present invention comprises the following steps:
Draw the threedimensional model of electric armour clamp to be prepared, again the threedimensional model of described electric armour clamp to be prepared is input in 3D printer, 3D printer prepares electric armour clamp model 1 to be prepared, some pouring channels 2, exhaust passage 4, gate stick 5 and cast gate 3 according to the threedimensional model of described electric armour clamp to be prepared, wherein, one end of pouring channel 2 is connected with the inside of electric armour clamp model 1 to be prepared, the other end of pouring channel 2 is connected with gate stick 5, gate stick 5 is connected with cast gate 3, and the two ends of exhaust passage 4 are connected with cast gate 3 and gate stick 5 respectively;
2) prepare shell on the outer wall of the outer wall of the outer wall of the outer wall of the outer wall of electric armour clamp model 1 to be prepared, pouring channel 2, exhaust passage 4, gate stick 5 and cast gate 3, then give on the outer wall of shell and wrap up one deck refractory material;
3) same pressure steaming process is adopted to melt the electric armour clamp model 1 to be prepared of shell inside, pouring channel 2, exhaust passage 4, gate stick 5 and cast gate 3;
4) shell described in roasting, again the metal material of molten condition is poured in shell from the position the corresponding shell of cast gate 3, the metal material of molten condition enters into the position of the corresponding shell of electric armour clamp model 1 to be prepared, simultaneously, gas in position in the corresponding shell of electric armour clamp model 1 to be prepared is discharged from the inside of the position the corresponding shell in exhaust passage 4, cool again, then remove shell, obtain required electric armour clamp.
Electric armour clamp model 1 to be prepared is hollow-core construction, and the wall thickness of electric armour clamp model 1 to be prepared is more than or equal to 0.8mm.
The cross section of described pouring channel 2 is square or circular, and the described foursquare length of side is more than or equal to 20mm, and the diameter of described circle is more than or equal to 35mm.
The cross section of steam vent is the circle that diameter is more than or equal to 20mm.
Described cast gate 3 is pyramid type structure, and the diameter of cast gate 3 upper opening is 100mm, and the diameter of cast gate 3 lower openings is 45mm.
Step 2) in be to concrete operations shell preparing by the outer wall of the outer wall of the outer wall of electric armour clamp model 1 to be prepared, pouring channel 2, the outer wall of exhaust passage 4, the outer wall of gate stick 5 and cast gate 3:
Coating and stucco is coated with several times on the outer wall of the outer wall of the outer wall of the outer wall of the outer wall of electric armour clamp model 1 to be prepared, pouring channel 2, exhaust passage 4, gate stick 5 and cast gate 3, wherein, complete after being coated with coating and stucco at every turn and carry out drying and sclerosis, thus form one deck shell on the outer wall of the outer wall of the outer wall of electric armour clamp model 1 to be prepared, pouring channel 2, the outer wall of exhaust passage 4, the outer wall of gate stick 5 and cast gate 3.
Described refractory material is quartz.
Step 1) in 3D printer be that moulding material prepares electric armour clamp model 1 to be prepared, some pouring channels 2, exhaust passage 4, gate stick 5 and cast gate 3 according to the threedimensional model of described electric armour clamp to be prepared with photosensitive resin.
Embodiment one
Electric armour clamp is as described in Figure 3 prepared in the present embodiment, Fig. 2 is the location diagram of electric armour clamp and pouring channel 2, and Fig. 1 is the schematic diagram of 3D printer to take photosensitive resin as moulding material according to the threedimensional model of described electric armour clamp to be prepared prepare electric armour clamp model 1 to be prepared, some pouring channels 2, exhaust passage 4, gate stick 5 and cast gate 3 in the present invention.
Claims (8)
1., based on a method for 3D printing technique integral cast electric armour clamp, it is characterized in that, comprise the following steps:
Draw the threedimensional model of electric armour clamp to be prepared, again the threedimensional model of described electric armour clamp to be prepared is input in 3D printer, 3D printer prepares electric armour clamp model (1) to be prepared according to the threedimensional model of described electric armour clamp to be prepared, some pouring channels (2), exhaust passage (4), gate stick (5) and cast gate (3), wherein, one end of pouring channel (2) is connected with the inside of electric armour clamp model (1) to be prepared, the other end of pouring channel (2) is connected with gate stick (5), gate stick (5) is connected with cast gate (3), the two ends of exhaust passage (4) are connected with cast gate (3) and gate stick (5) respectively,
2) prepare shell on the outer wall of the outer wall of the outer wall of the outer wall of the outer wall of electric armour clamp model (1) to be prepared, pouring channel (2), exhaust passage (4), gate stick (5) and cast gate (3), then give on the outer wall of shell and wrap up one deck refractory material;
3) same pressure steaming process is adopted to melt the electric armour clamp model (1) to be prepared of shell inside, pouring channel (2), exhaust passage (4), gate stick (5) and cast gate (3);
4) shell described in roasting, again the metal material of molten condition is poured in shell from the position cast gate (3) corresponding shell, the metal material of molten condition enters into the position of the corresponding shell of electric armour clamp model (1) to be prepared, simultaneously, gas in position in the corresponding shell of electric armour clamp model (1) to be prepared is discharged from the inside of the position exhaust passage (4) corresponding shell, cool again, then remove shell, obtain required electric armour clamp.
2. the method based on 3D printing technique integral cast electric armour clamp according to claim 1, it is characterized in that, electric armour clamp model (1) to be prepared is hollow-core construction, and the wall thickness of electric armour clamp model (1) to be prepared is more than or equal to 0.8mm.
3. the method based on 3D printing technique integral cast electric armour clamp according to claim 1, it is characterized in that, the cross section of described pouring channel (2) is square or circular, and the described foursquare length of side is more than or equal to 20mm, and the diameter of described circle is more than or equal to 35mm.
4. the method based on 3D printing technique integral cast electric armour clamp according to claim 1, is characterized in that, the cross section of steam vent is the circle that diameter is more than or equal to 20mm.
5. the method based on 3D printing technique integral cast electric armour clamp according to claim 1, it is characterized in that, described cast gate (3) is pyramid type structure, and the diameter of cast gate (3) upper opening is 100mm, and the diameter of cast gate (3) lower openings is 45mm.
6. the method based on 3D printing technique integral cast electric armour clamp according to claim 1, it is characterized in that, step 2) in concrete operations shell preparing by the outer wall of the outer wall of the outer wall of electric armour clamp model (1) to be prepared, pouring channel (2), the outer wall of exhaust passage (4), the outer wall of gate stick (5) and cast gate (3) be:
Coating and stucco is coated with several times on the outer wall of the outer wall of the outer wall of the outer wall of the outer wall of electric armour clamp model (1) to be prepared, pouring channel (2), exhaust passage (4), gate stick (5) and cast gate (3), wherein, complete after being coated with coating and stucco at every turn and carry out drying and sclerosis, thus form one deck shell on the outer wall of the outer wall of the outer wall of electric armour clamp model (1) to be prepared, pouring channel (2), the outer wall of exhaust passage (4), the outer wall of gate stick (5) and cast gate (3).
7. the method based on 3D printing technique integral cast electric armour clamp according to claim 1, is characterized in that, described refractory material is quartz.
8. the method based on 3D printing technique integral cast electric armour clamp according to claim 1, it is characterized in that, step 1) in 3D printer be that moulding material prepares electric armour clamp model (1) to be prepared, some pouring channels (2), exhaust passage (4), gate stick (5) and cast gate (3) according to the threedimensional model of described electric armour clamp to be prepared with photosensitive resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510433957.XA CN104985122A (en) | 2015-07-22 | 2015-07-22 | Method for integrally casting electric power fitting based on 3D printing technology |
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| CN201510433957.XA CN104985122A (en) | 2015-07-22 | 2015-07-22 | Method for integrally casting electric power fitting based on 3D printing technology |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105364005A (en) * | 2015-12-08 | 2016-03-02 | 中国南方电网有限责任公司超高压输电公司广州局 | Process for quickly manufacturing electric power fittings based on 3D printing technology |
| CN105436406A (en) * | 2015-12-01 | 2016-03-30 | 华中科技大学无锡研究院 | Precision lost wax casting technology based on selective laser powder sintering 3D printing |
| CN105499492A (en) * | 2015-12-15 | 2016-04-20 | 清华大学 | Non-compact structured new casting mold |
| CN105750494A (en) * | 2016-03-04 | 2016-07-13 | 清华大学 | Double-layer structure new casting mold |
| WO2018023833A1 (en) * | 2016-08-01 | 2018-02-08 | 苏州聚复高分子材料有限公司 | 3d printing technology-based metal casting manufacturing method |
| CN107838402A (en) * | 2017-11-16 | 2018-03-27 | 中国科学院长春应用化学研究所 | A kind of manufacture method of complicated magnesium alloy structural part |
| CN113333677A (en) * | 2021-06-09 | 2021-09-03 | 西安工业大学 | Precise casting process of thin-wall complex casting for high-horsepower engine |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101301677A (en) * | 2008-06-03 | 2008-11-12 | 西安交通大学 | Method for quickly and precisely casting complex parts |
| CN101623907A (en) * | 2009-07-30 | 2010-01-13 | 天津内燃机研究所 | Method for preparing three-dimensional photoelasticity analysis model by applying fast-forming plaster mold technique |
| CN103722127A (en) * | 2013-12-31 | 2014-04-16 | 陕西恒通智能机器有限公司 | Rapid investment casting method based on stereolithography (SL) |
| CN103934417A (en) * | 2014-04-14 | 2014-07-23 | 南京宝泰特种材料股份有限公司 | Production method of titanium precision castings by rapid molding |
| US20150041098A1 (en) * | 2013-08-06 | 2015-02-12 | Wisys Technology Foundation, Inc. | 3-D Printed Casting Shell And Method Of Manufacture |
| CN204194763U (en) * | 2014-09-16 | 2015-03-11 | 天津千鑫有色金属制品有限公司 | A kind of running gate system of Design of Die |
| CN104493094A (en) * | 2014-12-30 | 2015-04-08 | 浙江省机电设计研究院有限公司 | Rapid precise casting technology based on photocuring 3D printing technique |
| CN204247910U (en) * | 2014-10-31 | 2015-04-08 | 沈阳黎明航空发动机(集团)有限责任公司 | A kind of triplet that prevents is hollow without the running gate system that cracks of surplus essence casting blade |
| CN204365977U (en) * | 2014-12-22 | 2015-06-03 | 楚雄云星铜材有限公司 | One Albatra metal-running gate system |
-
2015
- 2015-07-22 CN CN201510433957.XA patent/CN104985122A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101301677A (en) * | 2008-06-03 | 2008-11-12 | 西安交通大学 | Method for quickly and precisely casting complex parts |
| CN101623907A (en) * | 2009-07-30 | 2010-01-13 | 天津内燃机研究所 | Method for preparing three-dimensional photoelasticity analysis model by applying fast-forming plaster mold technique |
| US20150041098A1 (en) * | 2013-08-06 | 2015-02-12 | Wisys Technology Foundation, Inc. | 3-D Printed Casting Shell And Method Of Manufacture |
| CN103722127A (en) * | 2013-12-31 | 2014-04-16 | 陕西恒通智能机器有限公司 | Rapid investment casting method based on stereolithography (SL) |
| CN103934417A (en) * | 2014-04-14 | 2014-07-23 | 南京宝泰特种材料股份有限公司 | Production method of titanium precision castings by rapid molding |
| CN204194763U (en) * | 2014-09-16 | 2015-03-11 | 天津千鑫有色金属制品有限公司 | A kind of running gate system of Design of Die |
| CN204247910U (en) * | 2014-10-31 | 2015-04-08 | 沈阳黎明航空发动机(集团)有限责任公司 | A kind of triplet that prevents is hollow without the running gate system that cracks of surplus essence casting blade |
| CN204365977U (en) * | 2014-12-22 | 2015-06-03 | 楚雄云星铜材有限公司 | One Albatra metal-running gate system |
| CN104493094A (en) * | 2014-12-30 | 2015-04-08 | 浙江省机电设计研究院有限公司 | Rapid precise casting technology based on photocuring 3D printing technique |
Non-Patent Citations (1)
| Title |
|---|
| 宋彬等: "《3D打印技术和铸造模拟技术在精密铸造生产中的应用》", 《2014重庆市铸造年会论文集 》 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105436406A (en) * | 2015-12-01 | 2016-03-30 | 华中科技大学无锡研究院 | Precision lost wax casting technology based on selective laser powder sintering 3D printing |
| CN105364005A (en) * | 2015-12-08 | 2016-03-02 | 中国南方电网有限责任公司超高压输电公司广州局 | Process for quickly manufacturing electric power fittings based on 3D printing technology |
| CN105499492A (en) * | 2015-12-15 | 2016-04-20 | 清华大学 | Non-compact structured new casting mold |
| CN105750494A (en) * | 2016-03-04 | 2016-07-13 | 清华大学 | Double-layer structure new casting mold |
| WO2018023833A1 (en) * | 2016-08-01 | 2018-02-08 | 苏州聚复高分子材料有限公司 | 3d printing technology-based metal casting manufacturing method |
| CN107838402A (en) * | 2017-11-16 | 2018-03-27 | 中国科学院长春应用化学研究所 | A kind of manufacture method of complicated magnesium alloy structural part |
| CN113333677A (en) * | 2021-06-09 | 2021-09-03 | 西安工业大学 | Precise casting process of thin-wall complex casting for high-horsepower engine |
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Application publication date: 20151021 |
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