CN112404460A - Precise metal 3D printing equipment and printing method thereof - Google Patents
Precise metal 3D printing equipment and printing method thereof Download PDFInfo
- Publication number
- CN112404460A CN112404460A CN202011317524.5A CN202011317524A CN112404460A CN 112404460 A CN112404460 A CN 112404460A CN 202011317524 A CN202011317524 A CN 202011317524A CN 112404460 A CN112404460 A CN 112404460A
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- CN
- China
- Prior art keywords
- printing
- mounting table
- rack
- printing head
- platen
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- 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
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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
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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
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
Abstract
The invention relates to a precise metal 3D printing device, which comprises a rack; the printing platen is suitable for moving up and down on the rack; the mounting table is suitable for moving back and forth on the rack; a print head disposed on the mounting table. In the printing method, a printing head is connected with metal powder through a material pipe; the lifting motor drives the printing platen to move up and down to control the distance between the printing head and the printing platen; the first motor rotates in a reciprocating manner to control the mounting table to move back and forth on the rack so as to control the printing head to move back and forth relative to the printing platen; the second motor rotates in a reciprocating mode to control the printing head to move back and forth on the mounting table so as to control the printing head to move left and right relative to the printing platen. The printing head is prevented from moving up, down, left, right and back simultaneously, and the relative movement between the printing head and the printing platen is more stable.
Description
Technical Field
The invention relates to the field of 3D printing, in particular to precise metal 3D printing equipment and a printing method thereof.
Background
At present, with the high-speed development of 3D printing, 3D printing technology has started to enter the current high-precision development from the previous extensive development, the stability and accuracy of mechanical transmission are mainly insufficient to restrict the high-quality development of 3D printing precision in the past, a mechanical hardware structure cannot stably support a printing mechanism for a long time to perform, a printing head is moved in the past in the vertical, left, right, front and back directions, the movement in the three directions easily causes the stability of the mechanism to be reduced, and the positioning of the printing head is inaccurate and the mechanism is shaken.
For this reason, the print head moving mechanism in the printing apparatus needs to be newly optimally designed.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the defects in the prior art are overcome, the precision metal 3D printing equipment and the printing method thereof are provided, and the problem that the precision of a printing mechanism in the conventional printing equipment is not enough is solved.
The technical scheme adopted by the invention for solving the technical problems is as follows:
accurate metal 3D printing apparatus includes
Rack
The printing platen is suitable for moving up and down on the rack;
the mounting table is suitable for moving back and forth on the rack;
the printing head is arranged on the mounting table and is suitable for moving left and right on the mounting table.
Furthermore, a lifting mechanism is arranged on the rack and drives the printing platen to do lifting motion;
the lifting mechanism comprises two guide posts, a screw rod, a lifting motor and a sleeve; the two guide posts are vertically arranged on the rack, the two sleeves are fixedly arranged on the printing platen, the guide posts penetrate through the sleeves, the screw rod penetrates through the printing platen and forms spiral fit with the printing platen, and the lifting motor is connected with the screw rod.
Furthermore, a front-back mechanism is arranged on the rack, and the front-back movement is suitable for driving the mounting table to move in the front-back direction on the rack;
the front and rear mechanisms comprise a first motor, a first belt and a plurality of first idler wheels, the two sides of the mounting platform are respectively provided with a first guide rail pair to be mounted on the frame, each first idler wheel is respectively arranged on the mounting platform and the frame, the first belt is wound on a first motor rotating shaft and each first idler wheel, and the first motor rotates in a reciprocating mode to drive the mounting platform to move on the frame along the two first guide rail pairs.
Furthermore, a left-right mechanism is arranged on the rack and is suitable for driving the printing head to move left and right on the mounting table;
the base body of the printing head is movably arranged on the mounting table through a second guide rail pair, the left and right mechanism comprises a second motor, a second belt and a plurality of second rollers, each second roller is respectively arranged on the mounting table and the rack, the second belt is wound on a rotating shaft of the second motor and each second roller, and the second belt is fixedly connected with the base body of the printing head; the second motor rotates in a reciprocating mode to drive the printing head to move left and right on the mounting table.
Furthermore, a heat radiation fan is arranged on the base body of the printing head.
Example two
A printing method adopting the precise metal 3D printing equipment,
the printing head is connected with the metal powder through a material pipe;
the lifting motor drives the printing platen to move up and down to control the distance between the printing head and the printing platen;
the first motor rotates in a reciprocating manner to control the mounting table to move back and forth on the rack so as to control the printing head to move back and forth relative to the printing platen;
the second motor rotates in a reciprocating mode to control the printing head to move back and forth on the mounting table so as to control the printing head to move left and right relative to the printing platen.
The invention has the beneficial effects that:
the printing head controls the printing platen to move back and forth relative to the printing platen through the front-back mechanism and the left-right mechanism, and then the lifting mechanism is independently used for controlling the printing platen and the printing head to move up and down, so that the situation that the printing head needs to move back and forth up and down, left and right simultaneously is avoided, and the relative movement between the printing head and the printing platen is more stable.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIGS. 1 and 2 are schematic views of a precision metal 3D printing apparatus of the present invention;
the printing machine comprises a machine frame 1, a machine frame 2, a printing platen 3, a first motor 4, a second motor 5, a mounting table 61, a lifting motor 62, a guide column 63 and a screw rod.
Detailed Description
The invention will now be further described with reference to specific examples. These drawings are simplified schematic diagrams only illustrating the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
Example one
As shown in FIG. 1 and FIG. 2, the precise metal 3D printing equipment comprises
Rack
The printing platen is suitable for moving up and down on the rack;
the mounting table is suitable for moving back and forth on the rack;
the printing head is arranged on the mounting table and is suitable for moving left and right on the mounting table.
Specifically, in this embodiment, the frame is provided with a lifting mechanism, and the lifting mechanism drives the printing platen to perform lifting movement;
the lifting mechanism comprises two guide posts, a screw rod, a lifting motor and a sleeve; the two guide posts are vertically arranged on the rack, the two sleeves are fixedly arranged on the printing platen, the guide posts penetrate through the sleeves, the screw rod penetrates through the printing platen and forms spiral fit with the printing platen, and the lifting motor is connected with the screw rod.
Specifically, in this embodiment, the rack is provided with a front-back mechanism, and the front-back movement is suitable for driving the mounting table to move in the front-back direction on the rack;
the front and rear mechanisms comprise a first motor, a first belt and a plurality of first idler wheels, the two sides of the mounting platform are respectively provided with a first guide rail pair to be mounted on the frame, each first idler wheel is respectively arranged on the mounting platform and the frame, the first belt is wound on a first motor rotating shaft and each first idler wheel, and the first motor rotates in a reciprocating mode to drive the mounting platform to move on the frame along the two first guide rail pairs.
Specifically, in this embodiment, the rack is provided with a left-right mechanism, and the left-right mechanism is suitable for driving the printing head to move left and right on the mounting table;
the base body of the printing head is movably arranged on the mounting table through a second guide rail pair, the left and right mechanism comprises a second motor, a second belt and a plurality of second rollers, each second roller is respectively arranged on the mounting table and the rack, the second belt is wound on a rotating shaft of the second motor and each second roller, and the second belt is fixedly connected with the base body of the printing head; the second motor rotates in a reciprocating mode to drive the printing head to move left and right on the mounting table.
Specifically, in this embodiment, the seat body of the print head is provided with a heat dissipation fan.
The printing head belongs to the existing mature product, and the structure of the printing head is not described in detail.
In a second aspect:
a printing method adopting the precise metal 3D printing equipment,
the printing head is connected with the metal powder through a material pipe;
the lifting motor drives the printing platen to move up and down to control the distance between the printing head and the printing platen;
the first motor rotates in a reciprocating manner to control the mounting table to move back and forth on the rack so as to control the printing head to move back and forth relative to the printing platen;
the second motor rotates in a reciprocating mode to control the printing head to move back and forth on the mounting table so as to control the printing head to move left and right relative to the printing platen.
According to the precision metal 3D printing equipment, the printing head only needs to be in charge of moving left and right, the lifting movement is in charge of the printing platen, the burden of the printing head is reduced, and the operation precision of the whole machine is improved.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. A precise metal 3D printing device is characterized by comprising
Rack
The printing platen is suitable for moving up and down on the rack;
the mounting table is suitable for moving back and forth on the rack;
the printing head is arranged on the mounting table and is suitable for moving left and right on the mounting table.
2. The precision metal 3D printing apparatus of claim 1,
the frame is provided with a lifting mechanism which drives the printing platen to do lifting motion;
the lifting mechanism comprises two guide posts, a screw rod, a lifting motor and a sleeve; the two guide posts are vertically arranged on the rack, the two sleeves are fixedly arranged on the printing platen, the guide posts penetrate through the sleeves, the screw rod penetrates through the printing platen and forms spiral fit with the printing platen, and the lifting motor is connected with the screw rod.
3. The precision metal 3D printing apparatus of claim 1,
the front-back movement is suitable for driving the mounting table to move forwards and backwards on the rack;
the front and rear mechanisms comprise a first motor, a first belt and a plurality of first idler wheels, the two sides of the mounting platform are respectively provided with a first guide rail pair to be mounted on the frame, each first idler wheel is respectively arranged on the mounting platform and the frame, the first belt is wound on a first motor rotating shaft and each first idler wheel, and the first motor rotates in a reciprocating mode to drive the mounting platform to move on the frame along the two first guide rail pairs.
4. The precision metal 3D printing apparatus of claim 1,
the left and right mechanisms are arranged on the rack and are suitable for driving the printing head to move left and right on the mounting table;
the base body of the printing head is movably arranged on the mounting table through a second guide rail pair, the left and right mechanism comprises a second motor, a second belt and a plurality of second rollers, each second roller is respectively arranged on the mounting table and the rack, the second belt is wound on a rotating shaft of the second motor and each second roller, and the second belt is fixedly connected with the base body of the printing head; the second motor rotates in a reciprocating mode to drive the printing head to move left and right on the mounting table.
5. The precision metal 3D printing apparatus of claim 1,
and a heat radiation fan is arranged on the base body of the printing head.
6. A printing method using the precision metal 3D printing apparatus of any one of claims 1-5,
the printing head is connected with the metal powder through a material pipe;
the lifting motor drives the printing platen to move up and down to control the distance between the printing head and the printing platen;
the first motor rotates in a reciprocating manner to control the mounting table to move back and forth on the rack so as to control the printing head to move back and forth relative to the printing platen;
the second motor rotates in a reciprocating mode to control the printing head to move back and forth on the mounting table so as to control the printing head to move left and right relative to the printing platen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011317524.5A CN112404460A (en) | 2020-11-23 | 2020-11-23 | Precise metal 3D printing equipment and printing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011317524.5A CN112404460A (en) | 2020-11-23 | 2020-11-23 | Precise metal 3D printing equipment and printing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112404460A true CN112404460A (en) | 2021-02-26 |
Family
ID=74778088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011317524.5A Pending CN112404460A (en) | 2020-11-23 | 2020-11-23 | Precise metal 3D printing equipment and printing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112404460A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205836028U (en) * | 2016-07-01 | 2016-12-28 | 邓剑涛 | A kind of improvement 3D printer |
| CN109676916A (en) * | 2019-01-30 | 2019-04-26 | 江苏长江智能制造研究院有限责任公司 | A kind of 3D printing system and its working method |
-
2020
- 2020-11-23 CN CN202011317524.5A patent/CN112404460A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205836028U (en) * | 2016-07-01 | 2016-12-28 | 邓剑涛 | A kind of improvement 3D printer |
| CN109676916A (en) * | 2019-01-30 | 2019-04-26 | 江苏长江智能制造研究院有限责任公司 | A kind of 3D printing system and its working method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210226 |
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| RJ01 | Rejection of invention patent application after publication |