CN114905739B - 3D prints selective laser sintering sls shop's powder equipment - Google Patents

3D prints selective laser sintering sls shop's powder equipment Download PDF

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Publication number
CN114905739B
CN114905739B CN202210459270.3A CN202210459270A CN114905739B CN 114905739 B CN114905739 B CN 114905739B CN 202210459270 A CN202210459270 A CN 202210459270A CN 114905739 B CN114905739 B CN 114905739B
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China
Prior art keywords
powder
fixedly connected
support frame
side support
laser sintering
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CN202210459270.3A
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CN114905739A (en
Inventor
白新娜
潘灏
刘旭丹
何雨珊
曾佳佳
贺姿慧
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Central South University
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Central South University
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/10Processes of additive manufacturing
    • B29C64/141Processes of additive manufacturing using only solid materials
    • B29C64/153Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/20Apparatus for additive manufacturing; Details thereof or accessories therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C64/00Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/20Apparatus for additive manufacturing; Details thereof or accessories therefor
    • B29C64/205Means for applying layers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B33ADDITIVE MANUFACTURING TECHNOLOGY
    • B33YADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y10/00Processes of additive manufacturing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B33ADDITIVE MANUFACTURING TECHNOLOGY
    • B33YADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y30/00Apparatus for additive manufacturing; Details thereof or accessories therefor
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)

Abstract

The invention discloses 3D printing selective laser sintering sls powder paving equipment, which relates to the field of 3D printing sls powder paving and comprises a side support frame A, a side support frame B, a support telescopic base, a sleeving plate, an inserting fixing box and a movable sliding rod, wherein the top surfaces of the side support frame A and the side support frame B are fixedly connected with a powder paving platform, the top surfaces of the side support frame A and the side support frame B are clamped with a movable support, and one side of the movable support is fixedly connected with a powder paving device.

Description

3D prints selective laser sintering sls shop's powder equipment
Technical Field
The invention relates to the field of 3D printing sls powder paving, in particular to 3D printing selective laser sintering sls powder paving equipment.
Background
A 3D printing, namely a rapid prototyping technology, also called additive manufacturing, is a technology for constructing objects by using powdery metal or plastic and other bondable materials in a layer-by-layer printing mode based on digital model files. 3D printing is typically implemented using a digital technology material printer. Often in the fields of mould manufacture, industrial design, etc., are used to manufacture models, and later gradually in the direct manufacture of some products, parts have been printed using this technique. The technology is applied to jewelry, footwear, industrial design, construction, engineering and construction, automobiles, aerospace, dental and medical industries, education, geographic information systems, civil engineering, guns and other fields, a common printer used in daily life can print planar objects designed by a computer, the principle of the common printer is basically the same as that of a 3D printer, the printing materials of the common printer are ink and paper, different 'printing materials' such as metal, ceramic, plastic, sand and the like are filled in the 3D printer, the printer is a real raw material, and after the printer is connected with the computer, the 'printing materials' can be overlapped layer by layer, and finally a blueprint on the computer is changed into a real object.
Traditional 3D prints selective laser sintering sls and spreads powder equipment and is spreading the in-process of powder, whole relatively single, can only play simple shop's powder effect, can't effectually carry out the regulation of angle to whole shop's powder platform, simultaneously in the in-process of spreading powder, whole convenient operation, can't effectually carry out the position to whole shop's powder ware and remove, when using like this, make operating personnel relatively inconvenient, still can't effectually carry out 3D simultaneously and print selective laser sintering sls shop powder, after the completion shop powder, and can't effectually carry out the operation of pressing powder to whole equipment, like this when using, whole inconvenient, whole effect of spreading powder is relatively worse.
Accordingly, a 3D printing selective laser sintering sls powder paving apparatus is provided by those skilled in the art to solve the problems set forth in the background art.
Disclosure of Invention
The invention aims to provide 3D printing selective laser sintering sls powder paving equipment, which solves the problems that the traditional 3D printing selective laser sintering sls powder paving equipment provided in the background art is relatively single in whole, can only play a simple powder paving role, can not effectively adjust the angle of the whole powder paving platform, and can not effectively move the position of the whole powder paving device in the powder paving process, so that an operator is relatively inconvenient in use, can not effectively perform 3D printing selective laser sintering sls powder paving, and can not effectively perform powder pressing operation on the whole equipment after powder paving is completed, so that the whole powder paving equipment is not convenient in use, and the whole powder paving effect is relatively poor.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a 3D prints selectivity laser sintering sls shop's powder equipment, includes side support frame A, side support frame B, supports telescopic base, cover board, jack-in fixed box and removal slide bar, the top surface fixedly connected with shop's powder platform of side support frame A and side support frame B, side support frame A and side support frame B's top surface joint has the movable support, one side fixedly connected with shop's powder ware, the outer wall of shop's powder ware has cup jointed the powder pressing device, the outer wall of removal slide bar has cup jointed the movable block, the one end fixedly connected with joint support A and the joint support B of movable slide bar, the top surface fixedly connected with fixed cylinder of movable block, the outer wall of fixed cylinder has cup jointed the fixed block, the one end fixedly connected with telescopic sleeve rod of cup joint fixed block, the top surface fixedly connected with side width limiting plate of telescopic sleeve rod, the top surface fixedly connected with diagonal body supporting block of fixed cylinder, top side width limiting plate's top side fixedly connected with hydraulic telescoping device B, hydraulic telescoping device B and diagonal body supporting block fixedly connected with, the outer wall of movable slide bar has the movable block cup joint, the top surface of the fixed connection has the jack-in the pipeline of telescopic sleeve rod a fixed connection, jack-in the pipeline fixed connection has the jack-in the pipeline, jack-in the fixed connection has the jack-in the pipeline fixed connection, the jack-in the pipeline fixed connection has the jack-in the fixed connection, the inner side of the connecting transverse frame is fixedly connected with a platform fixer.
As a preferred embodiment of the present invention: the side support A and the side support B are both positioned on two sides of the powder paving platform, the structures of the side support A and the side support B are the same, the side support A and the side support B are arranged in parallel, and the powder pressing device, the powder paving device and the movable support are all positioned right above the powder paving platform.
As a preferred embodiment of the present invention: the clamping support A and the clamping support B are arranged in parallel, the clamping support A and the clamping support B are vertically arranged between the movable slide bar, the fixed column body and the movable block are vertically arranged,
as a preferred embodiment of the present invention: the telescopic loop bar, the hydraulic telescopic device B and the side width limiting plates are all arranged in two, symmetrically distributed at two ends of the fixed column body, and the telescopic loop bar and the hydraulic telescopic device B are vertically arranged between the side width limiting plates.
As a preferred embodiment of the present invention: the movable support comprises a clamping support A, a clamping support B, a movable block, a fixed column body, a sleeved fixed block, a movable slide bar, a telescopic loop bar, a side width limiting plate, a hydraulic telescopic device B and an oblique support block.
As a preferred embodiment of the present invention: the powder spreader comprises an inserting fixing box, a powder feeding bin, a communicating pipeline and a spraying pipeline, wherein the number of the powder feeding bin is the same as that of the communicating pipeline and the spraying pipeline.
As a preferred embodiment of the present invention: the powder pressing device comprises a sleeve connection plate, a hydraulic telescopic device A, a powder pressing plate and a fixing through hole, wherein the inner diameter of the fixing through hole is larger than the outer diameter of the spraying pipeline.
As a preferred embodiment of the present invention: the side support frame A comprises a support telescopic base, a connecting transverse frame and a platform fixer; the platform fixer comprises a connecting column body, a connecting block, a sleeving locking block and a supporting column body.
As a preferred embodiment of the present invention: one side fixedly connected with of linking piece connects the crossbearer, and the opposite side fixedly connected with of linking piece connects the cylinder, and the other end fixedly connected with of connecting the cylinder cup joints the latch segment, cup joints the inside grafting of latch segment and has the support cylinder, and the top surface fixedly connected with of support cylinder spreads the powder platform.
Compared with the prior art, the invention has the beneficial effects that:
according to the 3D printing selective laser sintering sls powder paving equipment, the characteristics that the whole traditional 3D printing selective laser sintering sls powder paving equipment is relatively single in the powder paving process can be changed, the powder paving effect can be achieved only simply, the angle of the whole powder paving platform can be effectively adjusted, meanwhile, the whole operation is more convenient in the powder paving process, the whole powder paving device can be effectively moved in position, so that an operator is relatively more convenient in use, and meanwhile, after the 3D printing selective laser sintering sls powder paving operation is completed, the whole equipment can be subjected to powder pressing operation, so that the whole powder paving equipment is more convenient in use, and the whole powder paving effect is relatively stronger.
Drawings
Other features, objects and advantages of the present invention will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
fig. 1 is a schematic overall perspective view of a 3D printing selective laser sintering sls powder paving apparatus;
FIG. 2 is a schematic diagram of an isometric side view of an entirety of a 3D printing selective laser sintering sls powdering device;
fig. 3 is a schematic diagram of a three-dimensional structure of a powder spreader and a movable bracket in a 3D printing selective laser sintering sls powder spreading device;
fig. 4 is a schematic diagram of an isometric side view of a spreader and moving bracket in a 3D printing selective laser sintering sls spreader apparatus.
Fig. 5 is a schematic structural diagram of a three-dimensional structure of a connection powder paving of a powder paving platform in a 3D printing selective laser sintering sls powder paving device.
Fig. 6 is a schematic diagram of an isometric side view of a connection powder spreader of a powder spreading platform in a 3D printing selective laser sintering sls powder spreading apparatus.
Fig. 7 is a schematic diagram of a three-dimensional structure of a powder pressing device in a 3D printing selective laser sintering sls powder paving device.
In the figure: 1. a side support frame A; 101. supporting a telescopic base; 102. the connecting transverse frame; 103. a platform holder; 1031. a connecting column; 1032. a joint block; 1033. sleeving a locking block; 1034. a support column; 2. a side support B; 3. a powder spreading platform; 4. a powder pressing device; 401. sleeving a plate; 402. a hydraulic telescopic device A; 403. a powder pressing plate; 404. a fixing through hole; 5. a powder spreading device; 501. a plug-in fixing box; 502. a powder feeding bin; 503. connecting a pipeline; 504. a discharge pipe; 6. a movable support; 601. the bracket A is clamped; 602. the clamping support B is connected; 603. a moving block; 604. a fixed column; 605. sleeving a fixed block; 606. moving the slide bar; 607. a telescopic loop bar; 608. a side width limiting plate; 609. a hydraulic telescopic device B; 610. and (5) an italic support block.
Detailed Description
Referring to fig. 1-7, in the embodiment of the invention, a 3D printing selective laser sintering sls powder paving device comprises a side support frame A1, a side support frame B2, a support telescopic base 101, a sleeving plate 401, a plug-in fixing box 501 and a movable slide bar 606, wherein the top surfaces of the side support frame A1 and the side support frame B2 are fixedly connected with a powder paving platform 3, the top surfaces of the side support frame A1 and the side support frame B2 are clamped with a movable support 6, the characteristics of relatively single whole in the powder paving process of the traditional 3D printing selective laser sintering sls powder paving device can be changed, not only can the simple powder paving function be realized, but also the angle of the whole powder paving platform can be effectively adjusted, one side of the movable support 6 is fixedly connected with a powder paving device 5, the outer wall of the powder paving device 5 is sleeved with a powder pressing device 4, the outer wall of the movable slide bar 606 is sleeved with a movable block 603, one end of the movable slide bar 606 is fixedly connected with a clamping support A601 and a clamping support B602, the top surface of the movable block 603 is fixedly connected with a fixed column 604, the outer wall of the fixed column 604 is sleeved with a sleeved fixed block 605, one end of the sleeved fixed block 605 is fixedly connected with a telescopic sleeve rod 607, the top surface of the telescopic sleeve rod 607 is fixedly connected with a side width limiting plate 608, the function of supporting the powder laying platform 3 can be achieved by supporting the telescopic base 101, connecting the transverse frame 102 and the platform fixer 103, under the action of the sleeved locking block 1033 and the supporting column 1034, the movement of the upper and lower positions of the powder laying platform 3 can be achieved, meanwhile, the clamping connection of the side supporting frame A1 and the side supporting frame B2 can be achieved through the clamping support A601 and the clamping support B602, the top surface of the fixed column 604 is fixedly connected with an oblique body supporting block 610, one side of the top end of the side width limiting plate 608 is fixedly connected with a hydraulic telescopic device B609, hydraulic jack B609 and italic supporting shoe 610 fixed connection, the other end fixedly connected with grafting fixed box 501 of italic supporting shoe 610, the inside grafting of grafting fixed box 501 has the pipe that leads to, the top surface fixedly connected with powder feeding storehouse 502 of pipe that leads to 503, the bottom surface fixedly connected with blowout pipeline 504 of pipe that leads to 503 can play flexible effect through flexible loop bar 607 and hydraulic jack B609, carry out side width spacing operation through side width limiting plate 608, under the effect of italic supporting shoe 610, play the effect to grafting fixed box 501 support, the outer wall fixedly connected with of pipe that leads to 503 cup joints board 401, the bottom surface fixedly connected with hydraulic jack A402 of cup joints board 401, the bottom surface fixedly connected with powder pressing board 403 of hydraulic jack A402, the inside of powder pressing board 403 is equipped with fixed through-hole 404, the top surface fixedly connected with connection crossbearer 102 of support telescopic base 101, the inboard fixedly connected with platform fixer 103 of connection crossbearer 102.
Referring to fig. 1, 3, 5 and 7, the side support A1 and the side support B2 are located at two sides of the powder laying platform 3, and the side support A1 and the side support B2 have the same structure, the side support A1 and the side support B2 are arranged in parallel, and the powder pressing device 4, the powder laying device 5 and the moving support 6 are located right above the powder laying platform 3. Under the cooperation of powder feeding bin 502, general connection pipeline 503 and blowout pipeline 504, can spread powder in the shop powder platform 3, afterwards can carry out the operation of pressing powder to the powder of spreading through pressing powder board 403 under hydraulic telescoping device A402 effect, parallel arrangement between joint support A601 and the joint support B602, and perpendicular setting between joint support A601 and joint support B602 and the removal slide bar 606, perpendicular setting between fixed cylinder 604 and the movable block 603, telescopic sleeve rod 607, hydraulic telescoping device B609 and side width limiting plate 608 all are equipped with two, symmetrical distribution is at the both ends of fixed cylinder 604, perpendicular setting between telescopic sleeve rod 607 and hydraulic telescoping device B609 side width limiting plate 608. In the process of laying the powder, the whole operation is more convenient, the whole powder laying device can be effectively moved in position, so that an operator is relatively more convenient and fast when the powder laying device is used, and the movable support 6 comprises a clamping support A601, a clamping support B602, a movable block 603, a fixed column 604, a sleeved fixed block 605, a movable slide rod 606, a telescopic sleeve rod 607, a side width limiting plate 608, a hydraulic telescopic B609 and an oblique support block 610. The powder spreader 5 comprises a plug-in fixing box 501, a powder feeding bin 502, a communicating pipeline 503 and a spraying pipeline 504, and the powder feeding bin 502 and the communicating pipeline 503 and the spraying pipeline 504 are the same in number. The powder press 4 includes a sheathing plate 401, a hydraulic telescopic a402, a powder pressing plate 403, and a fixing through hole 404, the fixing through hole 404 having an inner diameter larger than an outer diameter of the discharge pipe 504. The side support frame A1 comprises a support telescopic base 101, a connecting transverse frame 102 and a platform fixer 103; the platform holder 103 includes a connection post 1031, a connector block 1032, a socket lock block 1033, and a support post 1034. Can effectually carry out 3D and print selectivity laser sintering sls shop powder and accomplish after shop powder, can carry out the operation of pressing powder to whole equipment, when using like this, whole convenience more, whole effect of spreading powder is stronger relatively. One side of the connecting block 1032 is fixedly connected with a connecting transverse frame 102, the other side of the connecting block 1032 is fixedly connected with a connecting column 1031, the other end of the connecting column 1031 is fixedly connected with a sleeved locking block 1033, a supporting column 1034 is spliced in the sleeved locking block 1033, and the top surface of the supporting column 1034 is fixedly connected with a powder paving platform 3.
The invention relates to 3D printing selective laser sintering sls powder paving equipment, which comprises a side support frame A and a side support frame A, wherein the side support frame A is arranged on the side support frame A; 101. supporting a telescopic base; 102. the connecting transverse frame; 103. a platform holder; 1031. a connecting column; 1032. a joint block; 1033. sleeving a locking block; 1034. a support column; 2. a side support B; 3. a powder spreading platform; 4. a powder pressing device; 401. sleeving a plate; 402. a hydraulic telescopic device A; 403. a powder pressing plate; 404. a fixing through hole; 5. a powder spreading device; 501. a plug-in fixing box; 502. a powder feeding bin; 503. connecting a pipeline; 504. a discharge pipe; 6. a movable support; 601. the bracket A is clamped; 602. the clamping support B is connected; 603. a moving block; 604. a fixed column; 605. sleeving a fixed block; 606. moving the slide bar; 607. a telescopic loop bar; 608. a side width limiting plate; 609. a hydraulic telescopic device B; 610. the italic support blocks, the components are all common standard components or components known to the skilled person, and the structure and principle of the italic support blocks are all known to the skilled person through technical manuals or through routine experimental methods.
The working principle of the invention is as follows: the device can change the characteristics that the traditional 3D printing selective laser sintering sls powder paving equipment is relatively single in the powder paving process, not only can play a simple powder paving role, but also can effectively adjust the angle of the whole powder paving platform, can play a role in supporting the powder paving platform 3 through supporting the telescopic base 101, connecting the transverse frame 102 and the platform fixer 103, can realize the movement of the upper and lower positions of the powder paving platform 3 under the action of the sleeved locking blocks 1033 and the supporting columns 1034, can realize the clamping connection of the side support frame A1 and the side support frame B2 through the clamping connection support frame A601 and the clamping connection support frame B602, can play a telescopic role through the telescopic sleeve rod 607 and the hydraulic telescopic device B609, can perform the side width limiting operation through the side width limiting plate 608, under the effect of the italic supporting block 610, the effect of supporting the inserting and fixing box 501 is achieved, then powder can be paved in the powder paving platform 3 under the cooperation of the powder feeding bin 502, the communicating pipeline 503 and the spraying pipeline 504, powder pressing operation can be carried out on paved powder through the powder pressing plate 403 under the action of the hydraulic telescopic device A402, the whole operation is more convenient, the whole powder paving device can be effectively moved in position, the operation personnel can relatively conveniently use the whole powder paving device, and meanwhile, after the powder paving operation can be carried out on the whole equipment through 3D printing selective laser sintering sls, the whole powder paving device can be pressed, so that the whole powder paving device is more convenient in use, and the whole powder paving effect is relatively strong.
The foregoing description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical solution of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims (9)

1. The utility model provides a 3D prints selective laser sintering sls shop powder equipment, includes side support frame A (1), side support frame B (2), supports telescopic base (101), cup joints board (401), grafting fixed box (501) and removal slide bar (606), its characterized in that, the top surface fixedly connected with shop powder platform (3) of side support frame A (1) and side support frame B (2), the top surface joint of side support frame A (1) and side support frame B (2) has movable support (6), one side fixedly connected with shop powder ware (5) of movable support (6), the outer wall of shop powder ware (5) cup joints powder pressing ware (4), the outer wall of removal slide bar (606) cup joints movable block (603), the one end fixedly connected with joint support A (601) and joint support B (602) of movable block (603), the outer wall of fixed cylinder (604) cup joints fixed block (605), the one end fixedly connected with top surface fixedly connected with (607) of sleeve rod (605) has shop powder ware (5), the top surface fixedly connected with telescopic link (610) of telescopic link (608), the utility model provides a side width limiting plate (608) top one side fixedly connected with hydraulic telescoping device B (609), hydraulic telescoping device B (609) and italic supporting shoe (610) fixed connection, the other end fixedly connected with jack-in fixed box (501) of italic supporting shoe (610), the inside of jack-in fixed box (501) is pegged graft and is had access pipeline (503), the top surface fixedly connected with powder feeding storehouse (502) of access pipeline (503), the bottom surface fixedly connected with blowout pipeline (504) of access pipeline (503), the outer wall fixedly connected with of access pipeline (503) cup joints board (401), the bottom surface fixedly connected with hydraulic telescoping device A (402) of cup joints board (401), the bottom surface fixedly connected with powder pressing plate (403) of hydraulic telescoping device A (402), the inside of powder pressing plate (403) is equipped with fixed through-hole (404), the top surface fixedly connected with connection crossbeam (102) of support flexible base (101), the inboard fixedly connected with platform fixer (103) of connection crossbeam (102).
2. The 3D printing selective laser sintering sls powder paving device according to claim 1, wherein the side support frame a (1) and the side support frame B (2) are located at two sides of the powder paving platform (3), the side support frame a (1) and the side support frame B (2) are identical in structure, the side support frame a (1) and the side support frame B (2) are arranged in parallel, and the powder pressing device (4), the powder paving device (5) and the movable support (6) are located vertically and directly above the powder paving platform (3).
3. The 3D printing selective laser sintering sls powder paving device according to claim 1, wherein the clamping support a (601) and the clamping support B (602) are arranged in parallel, the clamping support a (601) and the clamping support B (602) are vertically arranged between the movable slide bar (606), and the fixed column (604) and the movable block (603) are vertically arranged.
4. The 3D printing selective laser sintering sls powder paving device according to claim 1, wherein two telescopic loop bars (607), two hydraulic telescopic devices B (609) and two side width limiting plates (608) are respectively arranged, the two symmetrical telescopic loop bars are symmetrically distributed at two ends of the fixed column body (604), and the telescopic loop bars (607) and the two side width limiting plates (608) of the hydraulic telescopic devices B (609) are vertically arranged.
5. The 3D printing selective laser sintering sls powder paving apparatus according to claim 1, wherein the movable bracket (6) comprises a clamping bracket a (601), a clamping bracket B (602), a movable block (603), a fixed column (604), a sleeved fixed block (605), a movable slide bar (606), a telescopic sleeve bar (607), a side width limiting plate (608), a hydraulic telescopic B (609) and an oblique support block (610).
6. The 3D printing selective laser sintering sls powder paving apparatus according to claim 1, wherein the powder spreader (5) comprises a plug-in fixing box (501), a powder feeding bin (502), a through connection pipeline (503) and an ejection pipeline (504), and the number of the powder feeding bin (502) is the same as the number of the through connection pipeline (503) and the ejection pipeline (504).
7. The 3D printing selective laser sintering sls powdering device according to claim 1, wherein the powder press (4) comprises a sheathing plate (401), a hydraulic telescopic device a (402), a powder pressing plate (403) and a fixing through hole (404), and the inner diameter size of the fixing through hole (404) is larger than the outer diameter size of the ejection pipe (504).
8. A 3D printing selective laser sintering sls powdering device according to claim 1, characterized in that the side support a (1) comprises a support telescopic base (101), a connection cross frame (102) and a platform holder (103); the platform fixer (103) comprises a connecting column body (1031), a connecting block (1032), a sleeving locking block (1033) and a supporting column body (1034).
9. The 3D printing selective laser sintering sls powder paving device according to claim 8, wherein one side of the connecting block (1032) is fixedly connected with a connecting transverse frame (102), the other side of the connecting block (1032) is fixedly connected with a connecting column body (1031), the other end of the connecting column body (1031) is fixedly connected with a sleeved locking block (1033), a supporting column body (1034) is spliced in the sleeved locking block (1033), and the top surface of the supporting column body (1034) is fixedly connected with a powder paving platform (3).
CN202210459270.3A 2022-04-27 2022-04-27 3D prints selective laser sintering sls shop's powder equipment Active CN114905739B (en)

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CN202210459270.3A CN114905739B (en) 2022-04-27 2022-04-27 3D prints selective laser sintering sls shop's powder equipment

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Application Number Priority Date Filing Date Title
CN202210459270.3A CN114905739B (en) 2022-04-27 2022-04-27 3D prints selective laser sintering sls shop's powder equipment

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CN114905739A CN114905739A (en) 2022-08-16
CN114905739B true CN114905739B (en) 2023-04-25

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CN214927113U (en) * 2021-06-25 2021-11-30 武汉叁帝智造科技有限公司 Powder paving device with heating function for laser powder sintering forming machine

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