CN111822702A - Laser printing is with shaping jar piston and base plate connection structure - Google Patents
Laser printing is with shaping jar piston and base plate connection structure Download PDFInfo
- Publication number
- CN111822702A CN111822702A CN201910303914.8A CN201910303914A CN111822702A CN 111822702 A CN111822702 A CN 111822702A CN 201910303914 A CN201910303914 A CN 201910303914A CN 111822702 A CN111822702 A CN 111822702A
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- CN
- China
- Prior art keywords
- piston
- substrate
- cylinder
- base plate
- piston seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007648 laser printing Methods 0.000 title claims abstract description 10
- 238000007493 shaping process Methods 0.000 title description 2
- 239000000758 substrate Substances 0.000 claims abstract description 24
- 239000000843 powder Substances 0.000 claims abstract description 14
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000005245 sintering Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000001721 transfer moulding Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/003—Apparatus, e.g. furnaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE 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
- B33Y10/00—Processes of additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE 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
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Powder Metallurgy (AREA)
Abstract
The invention discloses a connecting structure of a piston and a substrate of a forming cylinder for laser printing, which comprises a piston cylinder, a powder spreading device and an electric cylinder, wherein the piston cylinder is provided with a piston cylinder; when the substrate assembly is replaced, the ball plunger is matched with the ball plunger and is arranged at a fixed position of the piston seat, the substrate can be replaced only by clamping the substrate adjusting direction into the ball plunger, when a laser scans a layer of powder on the substrate, the substrate is driven to descend by the reciprocating motion of the electric cylinder to a certain height, the powder paving device carries out subsequent powder paving, then laser scanning sintering is carried out, when the workpiece sintering is completed, the sorting work is completed, the substrate can be easily taken down, the area of the surface of the substrate is greatly improved integrally, the substrate replacing mode is simple, and the time is saved.
Description
Technical Field
The invention relates to the field of laser printing, in particular to a connecting structure of a piston and a substrate of a forming cylinder for laser printing.
Background
The laser printer transfer molding cylinder piston and the molding cylinder base plate are traditionally connected by bolts, so 3-4 bolt holes need to be reserved on the sintering machine plate.
The sintered base plate of the special false tooth machine is a disc with the diameter of 100mm, bolt holes are reserved, the actual use area of the base plate is reduced, the special false tooth machine is high in use frequency and pursuing high efficiency, the bolts on the base plate are disassembled to influence the work efficiency, and the operation is complex.
Disclosure of Invention
The present invention aims to overcome the above-mentioned shortcomings and provide a technical solution to solve the above-mentioned problems.
A connecting structure of a piston and a substrate of a forming cylinder for laser printing comprises a piston cylinder, a powder spreading device and an electric cylinder; the electric cylinder comprises a stepping motor and a lead screw guide rail, a piston seat is arranged in the piston cylinder, the outer side surface of the piston seat is in sliding fit with the inner surface of the piston cylinder, an insertion hole is formed in the bottom surface of the piston seat, the top end of the lead screw guide rail is inserted into the inner side of the piston cylinder through the insertion hole, the top end of the lead screw guide rail is fixedly connected with the center of the bottom surface of the piston seat through a bolt, and linear sliding of the piston seat in the piston cylinder is achieved under the stepping pushing action of the electric cylinder;
the upper surface of piston seat is equipped with a notch, and the upper surface level of piston seat has placed the base plate, and the upper surface of base plate is smooth planar structure, and the lower surface integrated into one piece of base plate has downward convex boss, and the boss imbeds to the notch of piston seat in, set up three screw that is linked together with the notch on the side of piston seat, and this screw internal thread twists has the bulb plunger, and is equipped with the bayonet socket with bulb plunger matched with on the lateral surface of boss, realizes that the locking of base plate and piston seat is fixed through going into the bayonet socket with bulb plunger card.
As a further scheme of the invention: the base plate and the piston seat are arranged in a close fit manner from top to bottom.
As a further scheme of the invention: the lead screw guide rail and the piston cylinder are coaxially arranged.
The invention has the beneficial effects that: when the substrate assembly is replaced, the ball plunger is matched with the ball plunger and is arranged at the fixed position of the piston seat, the substrate can be replaced only by clamping the substrate adjusting direction into the ball plunger, when the laser scans the substrate and sinters a layer of powder, the reciprocating motion of the electric cylinder drives the substrate to descend by a certain height, the powder spreading device spreads the powder subsequently, then the laser scanning sintering is carried out, when the workpiece is sintered and separated, the substrate can be taken down easily, the area of the surface of the substrate is greatly increased integrally, the substrate replacing mode is simple, and the time is saved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a partially enlarged view of the present invention.
In the figure: 1-piston cylinder, 2-base plate, 3-piston seat, 5-lead screw guide rail, 6-stepping motor, 7-powder spreading device, 8-laser and 9-ball plunger.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, in an embodiment of the present invention, a connecting structure of a piston and a substrate of a forming cylinder for laser printing includes a piston cylinder 1, a powder spreading device 7, and an electric cylinder; the electric cylinder comprises a stepping motor and a lead screw guide rail 5, a piston seat 3 is arranged in the piston cylinder 1, the outer side surface of the piston seat 3 is in sliding fit with the inner surface of the piston cylinder 1, a vertically through type jack is formed in the center position of the bottom surface of the piston cylinder 1, the top end of the lead screw guide rail 5 is movably inserted into the inner side of the piston cylinder 1 through the jack, the lead screw guide rail 5 and the piston cylinder 1 are coaxially arranged, the top end of the lead screw guide rail 5 is fixedly connected with the center position of the bottom surface of the piston seat 3 through a bolt, and the piston seat 3 linearly slides in the piston cylinder 1 under the stepping pushing action of the electric cylinder;
the upper surface of the piston seat 3 is provided with a notch, the upper surface of the piston seat 3 is flatly provided with a base plate, the upper surface of the base plate 2 is of a smooth plane structure, the lower surface of the base plate 2 is integrally formed with a boss protruding downwards, the boss is embedded into the notch of the piston seat 3, and the base plate 2 and the piston seat 3 are arranged in a close fit manner from top to bottom; three screw holes communicated with the notches are formed in the side face of the piston seat 3, the ball plunger 9 is screwed in the screw holes in a threaded mode, a bayonet matched with the ball plunger 9 is formed in the outer side face of the boss, and the ball plunger 9 is clamped into the bayonet to achieve locking and fixing of the substrate 2 and the piston seat 3.
The working principle of the invention is as follows: when changing base plate subassembly 2, install the fixed position of piston seat 3 with bulb plunger 9, go into bulb plunger 9 with 2 adjustment direction cards of base plate, when laser 8 scans 2 sintering of base plate one deck powders, the reciprocating motion of electric jar drives 2 decline take the altitude of base plate, shop's powder device 7 carries out shop's powder afterwards, then carry out laser scanning sintering, accomplish when the work piece sintering, accomplish the work of dividing clearly, base plate 2 can easily take off, the whole area that has improved the base plate surface greatly, it is simple to change the base plate mode, and the time is saved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (4)
1. A connecting structure of a piston and a substrate of a forming cylinder for laser printing comprises a piston cylinder, a powder spreading device and an electric cylinder; the electric cylinder comprises a stepping motor and a lead screw guide rail, a piston seat is arranged in the piston cylinder, the outer side surface of the piston seat is in sliding fit with the inner surface of the piston cylinder, an insertion hole is formed in the bottom surface of the piston seat, the top end of the lead screw guide rail is inserted into the inner side of the piston cylinder through the insertion hole, and the top end of the lead screw guide rail is fixedly connected with the center position of the bottom surface of the piston seat through a bolt;
the novel piston is characterized in that a notch is formed in the upper surface of the piston seat, a base plate is horizontally placed on the upper surface of the piston seat, the upper surface of the base plate is of a smooth plane structure, a downward convex boss is integrally formed on the lower surface of the base plate and embedded into the notch of the piston seat, three screw holes communicated with the notch are formed in the side surface of the piston seat, and a ball plunger is screwed in the screw holes.
2. The structure of claim 1, wherein the base plate and the piston seat are closely attached to each other in the vertical direction.
3. The structure for connecting a piston and a base plate of a forming cylinder for laser printing according to claim 1, wherein the lead screw guide and the piston cylinder are coaxially provided.
4. The structure for connecting a piston and a substrate of a forming cylinder for laser printing according to claim 1, wherein a ball plunger is fixedly mounted on one end of the piston seat near the notch, a bayonet matched with the ball plunger is arranged on the outer side surface of the boss, and the substrate and the piston seat are locked and fixed by clamping the ball plunger into the bayonet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910303914.8A CN111822702A (en) | 2019-04-16 | 2019-04-16 | Laser printing is with shaping jar piston and base plate connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910303914.8A CN111822702A (en) | 2019-04-16 | 2019-04-16 | Laser printing is with shaping jar piston and base plate connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111822702A true CN111822702A (en) | 2020-10-27 |
Family
ID=72914642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910303914.8A Pending CN111822702A (en) | 2019-04-16 | 2019-04-16 | Laser printing is with shaping jar piston and base plate connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111822702A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102266942A (en) * | 2011-07-15 | 2011-12-07 | 华中科技大学 | Selective laser melting rapid forming device for directly manufacturing large-size parts |
| CN202343945U (en) * | 2011-12-08 | 2012-07-25 | 北京工业大学 | Quickly-forming system for selective laser sintering |
| CN205393539U (en) * | 2016-02-22 | 2016-07-27 | 上海拓宝机电科技有限公司 | Selectivity laser sintering shaping jar and selectivity laser sintering forming device |
| CN206869126U (en) * | 2017-06-23 | 2018-01-12 | 北京工业大学 | The vertical feed apparatus that a kind of powdering formula 3D printer uses |
| CN108994577A (en) * | 2018-09-06 | 2018-12-14 | 浙江微宏物联科技有限公司 | Quick change press fitting float top board mechanism |
| CN209773467U (en) * | 2019-04-16 | 2019-12-13 | 山东创瑞激光科技有限公司 | Laser printing is with shaping jar piston and base plate connection structure |
| CN111295257A (en) * | 2017-11-03 | 2020-06-16 | 通快激光与系统工程有限公司 | Cover device for a machine, machine and method for producing three-dimensional components |
-
2019
- 2019-04-16 CN CN201910303914.8A patent/CN111822702A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102266942A (en) * | 2011-07-15 | 2011-12-07 | 华中科技大学 | Selective laser melting rapid forming device for directly manufacturing large-size parts |
| CN202343945U (en) * | 2011-12-08 | 2012-07-25 | 北京工业大学 | Quickly-forming system for selective laser sintering |
| CN205393539U (en) * | 2016-02-22 | 2016-07-27 | 上海拓宝机电科技有限公司 | Selectivity laser sintering shaping jar and selectivity laser sintering forming device |
| CN206869126U (en) * | 2017-06-23 | 2018-01-12 | 北京工业大学 | The vertical feed apparatus that a kind of powdering formula 3D printer uses |
| CN111295257A (en) * | 2017-11-03 | 2020-06-16 | 通快激光与系统工程有限公司 | Cover device for a machine, machine and method for producing three-dimensional components |
| CN108994577A (en) * | 2018-09-06 | 2018-12-14 | 浙江微宏物联科技有限公司 | Quick change press fitting float top board mechanism |
| CN209773467U (en) * | 2019-04-16 | 2019-12-13 | 山东创瑞激光科技有限公司 | Laser printing is with shaping jar piston and base plate connection structure |
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