CN204639137U - A kind of selective laser melting device - Google Patents
A kind of selective laser melting device Download PDFInfo
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- CN204639137U CN204639137U CN201520374833.4U CN201520374833U CN204639137U CN 204639137 U CN204639137 U CN 204639137U CN 201520374833 U CN201520374833 U CN 201520374833U CN 204639137 U CN204639137 U CN 204639137U
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- molded housing
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- frame
- top board
- cylinder body
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Abstract
The utility model discloses a kind of selective laser melting device, comprise frame, the both sides at the top board back side of described frame are fixed with to promote and support cylinder, the middle part at the top board back side of frame is fixed with promotes mainly dynamic air cylinder and two charging cylinders, two charging cylinders are in the both sides promoting mainly dynamic air cylinder, promote two push rods supporting cylinder stretch out the top board of frame and be fixed on the bottom surface of molded housing, in the middle part of the base plate of molded housing, there is forming through hole, the base plate of the molded housing of the both sides of forming through hole has feed-throughs, the upper plane of the top board of frame is fixed with two pusher cylindrical shells and formed cylinder body, pusher cylindrical shell is in the both sides of formed cylinder body, the push rod promoting mainly dynamic air cylinder stretches out the top board of frame and is fixed with gripper shoe, gripper shoe sleeve is in formed cylinder body, its good seal performance, adopts roll body to be pushed by powder to carry out in formed cylinder body shaping, its can not and molded housing between produces and rub, ensure its purity, minimizing impurity, the quality of raising product.
Description
Technical field:
The utility model relates to powder material molding technology field, relates to a kind of selective laser melting device in particular.
Background technology:
Selective laser melting SLM is a kind of method of metalwork straight forming, it is the latest development of rapid shaping technique, this technology is based on the most basic thought of rapid shaping, i.e. " increment " manufacture of successively cladding, there is according to three-dimensional CAD model straight forming the part of geometry in particular, in forming process, technology powder melts completely, produces metallurgical binding.The metal parts of the shape and structure complexity adopting traditional mechanical processing tools directly to manufacture is one of Main way of rapid laser-shaping technique application.
But its general molding cavity of existing selective laser melting is fixing, scraper is adopted to carry out conveying powder, scraper easily and molded housing generation friction will make to produce between molded housing and scraper to wear and tear, the powder of the powder that wearing and tearing produce and melt-forming mixes, make, in product, there is impurity, affect the quality of product.
And existing molded housing cannot unload from formed cylinder body and pusher cylindrical shell, during feeding, need to open the door body be provided with in molded housing, then carry out lacking material, and Men Tiyu molded housing has gap, easily make powder and argon gas spill from gap, affect normally shaping.
Utility model content:
The purpose of this utility model overcomes the deficiencies in the prior art, provides a kind of selective laser melting device, its good seal performance, adopt roll body to be pushed by powder to carry out in formed cylinder body shaping, its can not and molded housing between produce and rub, ensure its purity, reduce impurity, improve the quality of product.
The scheme that the utility model solve the technical problem is:
A kind of selective laser melting device, comprise frame, the both sides at the top board back side of described frame are fixed with to promote and support cylinder, the middle part at the top board back side of frame is fixed with promotes mainly dynamic air cylinder and two charging cylinders, two charging cylinders are in the both sides promoting mainly dynamic air cylinder, promote two push rods supporting cylinder stretch out the top board of frame and be fixed on the bottom surface of molded housing, in the middle part of the base plate of molded housing, there is forming through hole, the base plate of the molded housing of the both sides of forming through hole has feed-throughs, the upper plane of the top board of frame is fixed with two pusher cylindrical shells and formed cylinder body, pusher cylindrical shell is in the both sides of formed cylinder body, the push rod promoting mainly dynamic air cylinder stretches out the top board of frame and is fixed with gripper shoe, gripper shoe sleeve is in formed cylinder body, the push rod of charging cylinder stretches out frame and is fixed with scraping wings, scraping wings sleeve is in pusher cylindrical shell, pusher cylindrical shell communicates with feed-throughs, formed cylinder body communicates with forming through hole, gripper shoe is fixed with substrate,
The bottom of the left side wall of molded housing has connected escape pipe, the top of the right side wall of molded housing has connected air inlet pipe, the middle part of the top board of molded housing has scanning through hole, the top board of molded housing is fixed with protective glass, protective glass covers scanning through hole, protective glass is just to forming through hole, and the top of molded housing is fixed with laser scanning system, and the laser beam of laser scanning system is irradiated in formed cylinder body through protective glass;
The left plate of molded housing and right plate are fixed with sidewall promotion cylinder, sidewall promotes the push rod of cylinder and stretches into the left plate of molded housing and right plate and be fixed with pushing frame, be hinged with roll body in pushing frame, roll body is pressed against the both sides place of the end face of the base plate of molded housing.
The top end face of described pusher cylindrical shell and formed cylinder body is fixed with sealing ring, and sealing ring is pressed against on the bottom surface of molded housing.
The madial wall of the top end face of described pusher cylindrical shell and formed cylinder body has the projection circle portion upwards extended, and protruding circle portion sleeve is in feed-throughs or forming through hole.
The push rod that described sidewall promotes cylinder stretches in the sealing shroud be nested with in the through hole on the left plate of molded housing and right plate.
The sidewall of described gripper shoe is nested with sealing ring, the sidewall of scraping wings is nested with sealing ring, sealing ring elasticity is pressed against on the madial wall of pusher cylindrical shell or the madial wall of formed cylinder body.
Outstanding effect of the present utility model is:
Compared with prior art, its good seal performance, adopts roll body to be pushed by powder to carry out in formed cylinder body shaping, its can not and molded housing between produces and rub, ensure its purity, minimizing impurity, the quality of raising product.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention:
Embodiment, see as shown in Figure 1, a kind of selective laser melting device, comprise frame 10, the both sides at the top board back side of described frame 10 are fixed with to promote and support cylinder 11, the middle part at the top board back side of frame 10 is fixed with promotes mainly dynamic air cylinder 12 and two charging cylinders 13, two charging cylinders 13 are in the both sides promoting mainly dynamic air cylinder 12, promote two push rods supporting cylinder 11 stretch out the top board of frame 10 and be fixed on the bottom surface of molded housing 20, there is in the middle part of the base plate of molded housing 20 forming through hole 21, the base plate of the molded housing 20 of the both sides of forming through hole 21 has feed-throughs 22, the upper plane of the top board of frame 10 is fixed with two pusher cylindrical shells 30 and formed cylinder body 40, pusher cylindrical shell 30 is in the both sides of formed cylinder body 40, the push rod promoting mainly dynamic air cylinder 12 stretches out the top board of frame 10 and is fixed with gripper shoe 121, gripper shoe 121 sleeve is in formed cylinder body 40, the push rod of charging cylinder 13 stretches out frame 10 and is fixed with scraping wings 131, scraping wings 131 sleeve is in pusher cylindrical shell 30, pusher cylindrical shell 30 communicates with feed-throughs 22, formed cylinder body 40 communicates with forming through hole 21, gripper shoe 121 is fixed with substrate 15,
The bottom of the left side wall of molded housing 20 has connected escape pipe 23, the top of the right side wall of molded housing 20 has connected air inlet pipe 24, the middle part of the top board of molded housing 20 has scanning through hole 26, the top board of molded housing 20 is fixed with protective glass 25, protective glass 25 covers scanning through hole 26, protective glass 25 is just to forming through hole 21, and the top of molded housing 20 is fixed with laser scanning system 50, and the laser beam of laser scanning system 50 is irradiated in formed cylinder body 40 through protective glass 25;
The left plate of molded housing 20 and right plate are fixed with sidewall promotion cylinder 60, sidewall promotes the push rod of cylinder 60 and stretches into the left plate of molded housing 20 and right plate and be fixed with pushing frame 61, be hinged with roll body 62 in pushing frame 61, roll body 62 is pressed against the both sides place of the end face of the base plate of molded housing 20.
The top end face of described pusher cylindrical shell 30 and formed cylinder body 40 is fixed with sealing ring 31, and sealing ring 31 is pressed against on the bottom surface of molded housing 20.
The madial wall of the top end face of described pusher cylindrical shell 30 and formed cylinder body 40 has the projection circle portion 70 upwards extended, and protruding circle portion 70 sleeve is in feed-throughs 22 or forming through hole 21.
The push rod that described sidewall promotes cylinder 60 stretches in the sealing shroud 27 be nested with in the through hole on the left plate of molded housing 20 and right plate.
The sidewall of described gripper shoe 121 is nested with sealing ring 123, the sidewall of scraping wings 131 is nested with sealing ring 123, sealing ring 123 elasticity is pressed against on the madial wall of pusher cylindrical shell 30 or the madial wall of formed cylinder body 40.
Operation principle: molded housing 20 is upwards promoted by promoting support cylinder 11, then powder is filled in pusher cylindrical shell 30 and formed cylinder body 40, again molded housing 20 is declined, the bottom of the left side wall of molded housing 20 has connected escape pipe 23, the top of the right side wall of molded housing 20 has connected air inlet pipe 24, escape pipe 23 and air inlet pipe 24 connect argon gas, argon gas is full of in molded housing 20 as protective gas, simultaneously, then formation one deck shape layer is being cooled again by the powder smelting above the substrate 15 in the gripper shoe 121 in laser light protective glass 25 pairs of formed cylinder bodies 40 of laser scanning system 50 (i.e. laser galvanometer system), then the push rod promoting mainly dynamic air cylinder 12 bounces back the thickness of one deck shape layer, then, the push rod of charging cylinder 13 rises, the powder of the thickness communicated by the thickness of one deck shape layer ejects pusher cylindrical shell 30, then the push rod promotion of cylinder 60 is promoted by sidewall, roll body 62 is made to push in formed cylinder body 40 by the powder ejected, scan at the laser carrying out laser scanning system 50, the like, put welding finally complete required product by stacked for multi-layer forming, then by promoting the push rod of support cylinder 11 by molded housing 20 upwards jack-up, then just by the push rod promoting mainly dynamic air cylinder 12, product can be promoted and can take out.
Finally; above embodiment is only for illustration of the utility model; and be not limitation of the utility model; the those of ordinary skill of relevant technical field; when not departing from spirit and scope of the present utility model; can also make a variety of changes and modification, therefore all equivalent technical schemes also belong to category of the present utility model, and scope of patent protection of the present utility model should be defined by the claims.
Claims (5)
1. a selective laser melting device, comprise frame (10), it is characterized in that: the both sides at the top board back side of described frame (10) are fixed with to promote and support cylinder (11), the middle part at the top board back side of frame (10) is fixed with promotes mainly dynamic air cylinder (12) and two charging cylinders (13), two charging cylinders (13) are in the both sides promoting mainly dynamic air cylinder (12), promote two push rods supporting cylinder (14) stretch out the top board of frame (10) and be fixed on the bottom surface of molded housing (20), there is in the middle part of the base plate of molded housing (20) forming through hole (21), the base plate of the molded housing (20) of the both sides of forming through hole (21) has feed-throughs (22), the upper plane of the top board of frame (10) is fixed with two pusher cylindrical shells (30) and formed cylinder body (40), pusher cylindrical shell (30) is in the both sides of formed cylinder body (40), the push rod promoting mainly dynamic air cylinder (12) stretches out the top board of frame (10) and is fixed with gripper shoe (121), gripper shoe (121) sleeve is in formed cylinder body (40), the push rod of charging cylinder (13) stretches out frame (10) and is fixed with scraping wings (131), scraping wings (131) sleeve is in pusher cylindrical shell (30), pusher cylindrical shell (30) communicates with feed-throughs (22), formed cylinder body (40) communicates with forming through hole (21), gripper shoe (121) is fixed with substrate (15),
The bottom of the left side wall of molded housing (20) has connected escape pipe (23), the top of the right side wall of molded housing (20) has connected air inlet pipe (24), the middle part of the top board of molded housing (20) has scanning through hole (26), the top board of molded housing (20) is fixed with protective glass (25), protective glass (25) covers scanning through hole (26), protective glass (25) is just to forming through hole (21), the top of molded housing (20) is fixed with laser scanning system (50), the laser beam of laser scanning system (50) is irradiated in formed cylinder body (40) through protective glass (25),
The left plate of molded housing (20) and right plate are fixed with sidewall promotion cylinder (60), the push rod that sidewall promotes cylinder (60) stretches into the left plate of molded housing (20) and right plate and is fixed with pushing frame (61), be hinged with roll body (62) in pushing frame (61), roll body (62) is pressed against the both sides place of the end face of the base plate of molded housing (20).
2. a kind of selective laser melting device according to claim 1, it is characterized in that: the top end face of described pusher cylindrical shell (30) and formed cylinder body (40) is fixed with sealing ring (31), and sealing ring (31) is pressed against on the bottom surface of molded housing (20).
3. a kind of selective laser melting device according to claim 2, it is characterized in that: the madial wall of the top end face of described pusher cylindrical shell (30) and formed cylinder body (40) has the projection circle portion (70) upwards extended, protruding circle portion (70) sleeve is in feed-throughs (22) or forming through hole (21).
4. a kind of selective laser melting device according to claim 3, is characterized in that: the push rod that described sidewall promotes cylinder (60) stretches in the sealing shroud (27) be nested with in the through hole on the left plate of molded housing (20) and right plate.
5. a kind of selective laser melting device according to claim 4, it is characterized in that: the sidewall of described gripper shoe (121) is nested with sealing ring (123), the sidewall of scraping wings (131) is nested with sealing ring (123), sealing ring (123) elasticity is pressed against on the madial wall of pusher cylindrical shell (30) or the madial wall of formed cylinder body (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520374833.4U CN204639137U (en) | 2015-06-03 | 2015-06-03 | A kind of selective laser melting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520374833.4U CN204639137U (en) | 2015-06-03 | 2015-06-03 | A kind of selective laser melting device |
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| Publication Number | Publication Date |
|---|---|
| CN204639137U true CN204639137U (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520374833.4U Expired - Fee Related CN204639137U (en) | 2015-06-03 | 2015-06-03 | A kind of selective laser melting device |
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| CN (1) | CN204639137U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105290401A (en) * | 2015-11-05 | 2016-02-03 | 合肥中加激光技术有限公司 | Metal three-dimensional printing vacuum molding cavity structure |
| CN105478766A (en) * | 2015-12-16 | 2016-04-13 | 阳江市五金刀剪产业技术研究院 | Method for manufacturing laminated steel plate |
| CN108372300A (en) * | 2017-01-04 | 2018-08-07 | 中国航空制造技术研究院 | A kind of laser or electron beam selective melting subregion power spreading device and its method |
-
2015
- 2015-06-03 CN CN201520374833.4U patent/CN204639137U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105290401A (en) * | 2015-11-05 | 2016-02-03 | 合肥中加激光技术有限公司 | Metal three-dimensional printing vacuum molding cavity structure |
| CN105290401B (en) * | 2015-11-05 | 2019-09-06 | 合肥中加激光技术有限公司 | Metal 3 D-printing vacuum forming cavity body structure |
| CN105478766A (en) * | 2015-12-16 | 2016-04-13 | 阳江市五金刀剪产业技术研究院 | Method for manufacturing laminated steel plate |
| CN108372300A (en) * | 2017-01-04 | 2018-08-07 | 中国航空制造技术研究院 | A kind of laser or electron beam selective melting subregion power spreading device and its method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20160603 |
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| CF01 | Termination of patent right due to non-payment of annual fee |