CN219900254U - A work platform for 3D printing apparatus - Google Patents
A work platform for 3D printing apparatus Download PDFInfo
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- CN219900254U CN219900254U CN202321007655.2U CN202321007655U CN219900254U CN 219900254 U CN219900254 U CN 219900254U CN 202321007655 U CN202321007655 U CN 202321007655U CN 219900254 U CN219900254 U CN 219900254U
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- work platform
- printing device
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- 238000010146 3D printing Methods 0.000 title claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000007639 printing Methods 0.000 abstract description 31
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 239000000758 substrate Substances 0.000 abstract description 5
- 238000007648 laser printing Methods 0.000 abstract description 4
- 238000012797 qualification Methods 0.000 abstract description 3
- 239000003638 chemical reducing agent Substances 0.000 description 17
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 239000000843 powder Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Abstract
The utility model discloses a working platform for 3D printing equipment, which comprises a base, wherein the base comprises a rectangular working platform and a mounting platform, a linear guide rail is arranged on the mounting platform, the rectangular working platform is in sliding connection with the linear guide rail, a spring pin is arranged on the rectangular working platform, a fixing seat is arranged on the mounting platform, the spring pin is inserted into the fixing seat through the rectangular working platform, a first preheating plate is arranged on the rectangular working platform, the preheating plate is arranged to realize the preheating of a printing substrate before printing, the internal stress of parts in the printing process is reduced, the printing qualification rate is improved, and the working platform can meet the requirement of 3D laser printing.
Description
Technical Field
The utility model relates to the technical field of 3D printing, in particular to a working platform for 3D printing equipment.
Background
The laser velvet 3D printing technology is based on digital model files, metal powder on a workpiece is melted by printing through using bondable materials such as wax, powder metal or plastic, the metal powder is fused and stacked layer by layer, a structural object is printed layer by layer, and finally the technology is formed. At present, 3D printing equipment in the market uses a single processing platform to carry out 3D printing by utilizing a laser or the movement of a sample stage on the basis of a machine tool, and 3D printing of parts is realized through the cooperation of a laser printing module and a scraper blade by using equipment shown in a patent CN 202223483201.
The existing 3D printing equipment, the fixed processing platform used, the limit of the stroke of the laser, the size of the printed part is limited, if the processing platform matched with the 3D printing equipment can be provided, the processing capacity of the equipment can be greatly improved or the laser printing of complex parts can be realized.
For laser 3D printing equipment, high-energy laser beams are needed to melt metal powder, a great amount of heat is accumulated in the equipment during printing, and during printing, great internal stress is generated inside printed parts, wherein the internal stress is mainly generated from temperature change during printing. If the numerical control machining lathe is used for laser 3D printing equipment, a large temperature difference exists between the temperature of the part at the initial printing and the temperature at the end of printing, so that a large internal stress is generated inside the part. Excessive internal stress can cause deformation or cracking of the part during printing and also during subsequent annealing of the part. Therefore, the existing machining platform on the common numerical control machining lathe cannot be directly used for the laser 3D printing equipment.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a working platform for the 3D printing equipment, which can be used for three-axis or five-axis linkage printing, improves the processing capacity of the laser 3D printing equipment, realizes the printing of complex parts, and improves the qualification rate of the printed parts.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a work platform for 3D printing apparatus, includes the base, the base includes rectangle workstation and mounting platform, be equipped with linear guide on the mounting platform, work platform with linear guide sliding connection is equipped with the spring pin on the work platform, is equipped with the fixing base on the mounting platform, the spring pin passes the rectangle workstation and inserts in the fixing base, be equipped with first preheating plate on the rectangle workstation.
Preferably, the double-shaft positioner is arranged on the rectangular workbench, and comprises a base, a rotator and a rotary platform arranged on the rotator, wherein an installation groove is formed in the base, the rotator is arranged in the installation groove, and one end of the rotary platform is connected with a second servo motor.
Preferably, a first servo motor for driving the rotator to move is arranged in the base.
Preferably, a water cooling ring is arranged at the bottom of the rotary platform.
Preferably, a push-pull cylinder is arranged on the mounting platform and is connected with the rectangular workbench.
Preferably, a manual handle is arranged on the rectangular workbench.
Preferably, a leveling base plate is arranged at the bottom of the base, and the leveling base plate is connected with the rectangular workbench.
Preferably, a protective cover is arranged on the base.
Preferably, the base is provided with a hanging ring.
Preferably, a second preheating plate is arranged on the rotary platform.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the pre-heating plate is arranged, so that the pre-heating of the printing substrate before printing is realized, the internal stress of the part in the printing process is reduced, the printing qualification rate is improved, and the working platform can meet the requirement of 3D laser printing.
2. The rectangular workbench and the mounting platform are in sliding fit, so that the processing capacity of the laser 3D printing equipment is expanded, and the five-axis linkage printing can be realized by the double-axis positioner added on the basis of the base.
3. The design of the water cooling ring reduces the temperature of the speed reducer in the printing process, can effectively protect the speed reducer and prolongs the service life.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the base of the present utility model;
FIG. 3 is a schematic view of the structure of the base of the present utility model;
FIG. 4 is a schematic diagram of a dual-axis positioner according to the present utility model;
FIG. 5 is a schematic diagram of a dual-axis positioner according to the present utility model;
FIG. 6 is a schematic view of a water cooling ring according to the present utility model;
in the figure:
1-base, 101-manual handle, 102-spring pin, 103-fixed seat, 104-rectangular workbench, 105-mounting platform, 106-linear guide rail, 107-first preheating plate, 108-push-pull cylinder, 109-cylinder support and 110-foot margin;
2-double-shaft position changing machine, 201-base, 202-swivel, 203-rotary platform, 204-first servo motor, 205-first speed reducer, 206-second servo motor, 207-second speed reducer, 208-water cooling ring, 209-connecting sleeve, 210-protective cover, 211-second preheating plate, 212-leveling backing plate, 213-hanging ring and 214-mounting groove;
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Fig. 1 is a working platform for 3D printing equipment in this scheme, including base 1 and biax machine 2 that shifts, base 1 can alone use with 3D printing equipment cooperation, carries out triaxial and prints, can extend printing equipment's working space in the direction of the back-and-forth movement of base 1 simultaneously, improves its printing capacity. The base 1 and the double-shaft positioner 2 can also be matched for use, so that the printing equipment has the five-shaft printing capacity.
Fig. 2 and 3 are schematic structural diagrams of a base 1, the base 1 includes a rectangular workbench 104 and a mounting platform 105, a linear guide rail 106 is arranged on the mounting platform 105, the linear guide rail 106 is slidably connected with the rectangular workbench 104, a manual handle 101 is arranged on the side surface of the rectangular workbench 104, and the rectangular workbench 104 can be pulled or pushed by the manual handle 101, so that the rectangular workbench 104 can move forwards and backwards. A spring pin 102 is further arranged at the edge position of the rectangular workbench 104, the spring pin 102 penetrates through the rectangular workbench 104 and then is inserted into the fixed seat 103, and after the rectangular workbench 104 is in place, the rectangular workbench 104 is locked through the spring pin 102. The push-pull air cylinder 108 is fixed on the mounting platform 105 through the air cylinder base 109, the other end of the push-pull air cylinder 108 is connected with the rectangular workbench 104, the electric control rectangular workbench 104 can move back and forth on the linear guide rail through the push-pull air wave 108, the periphery of the rectangular workbench 104 can be additionally provided with a protection enclosure, and the protection enclosure can concentrate metal powder generated in the printing process on the rectangular workbench 104, so that the cleaning is convenient. The upper part of the rectangular workbench 104 is also provided with a first preheating plate 107, the first preheating plate 107 is a metal plate such as an iron plate or an aluminum plate, a pore canal is formed in the plate, a thermocouple can be inserted into the pore canal or a heat tracing belt can be inserted into the pore canal, the first preheating plate 107 has a heating function, when the base 1 is independently used for printing, a printing substrate is fixed on the first preheating plate 107 for preheating, and after a period of heating, the printing operation is performed, so that the temperature of the substrate and the temperature of a part in the printing process have a small temperature difference, and the internal stress of the part is reduced.
Fig. 4 and 5 are block diagrams of the biaxial positioner 2. The double-shaft positioner 2 comprises a base 201, a mounting groove 214 which is convenient for rotating a rotator 202 and a rotary platform 203 is formed in the base 201, a first speed reducer 205 is mounted on the base 201, one end of the first speed reducer 205 is connected with a first servo motor 204, the other end of the first speed reducer 205 is connected with the rotator 202, the other end of the rotator 202 is movably connected with the base 201 through a connecting sleeve 209, the first servo motor 204 and the first speed reducer 205 can control the rotator 202 to turn over, a second speed reducer 207 is arranged on the rotator 202, one end of the second speed reducer 207 is connected with the rotary platform 203, the other end of the second speed reducer 207 is connected with a second servo motor 206, and the second servo motor 206 and the second speed reducer 207 can control the rotary platform 203 to rotate. Since the laser carries a large amount of energy to reach the rotary platform 203 in the printing process, the second speed reducer 207 is in a high-temperature working environment, in order to reduce the temperature of the second speed reducer 207 and prolong the service life of the second speed reducer 207, a water cooling ring 208 is added between the rotary platform 203 and the second speed reducer 207, the water cooling ring 208 can block downward transmission of heat and reduce the temperature of the second speed reducer 207, as shown in fig. 6, the water cooling ring 208 is a structural diagram of the water cooling ring 208, the water cooling ring 208 is a metal ring arranged at the bottom of the rotary platform 203, a waterway for cooling water circulation is arranged in the metal ring, the waterway is connected with two interfaces of a water inlet and a water outlet, and cold water enters from the water inlet and flows out from the water outlet after heat exchange. The bottom of base 201 is equipped with leveling backing plate 212, makes rotary platform 203 be in the level through adjusting leveling backing plate 212, and the top of base 201 is equipped with 213 rings, and rings 213 are convenient to hoist this device, because there is a large amount of metal dust in the printing process, in order to better protect the inside unit of biax machine 2 that shifts, all be equipped with protection casing 210 in the both sides of base 201 and the below of turning 202. The rotary table 203 has a second preheating plate 211 for preheating the printing substrate in the same manner as the first preheating plate 107.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (10)
1. Work platform for 3D printing equipment, comprising a base (1), characterized in that: base (1) include rectangle workstation (104) and mounting platform (105), be equipped with linear guide (106) on mounting platform (105), rectangle workstation (104) with linear guide (106) sliding connection is equipped with spring pin (102) on rectangle workstation (104), is equipped with fixing base (103) on mounting platform (105), spring pin (102) pass rectangle workstation (104) and insert in fixing base (103), be equipped with first preheating plate (107) on rectangle workstation (104).
2. A work platform for a 3D printing device as claimed in claim 1, wherein: the double-shaft positioner is characterized by further comprising a double-shaft positioner (2) arranged on the rectangular workbench (104), wherein the double-shaft positioner (2) comprises a base (201), a rotator (202) and a rotary platform (203) arranged on the rotator (202), an installation groove (214) is formed in the base (201), the rotator (202) is arranged in the installation groove (214), and one end of the rotary platform (203) is connected with a second servo motor (206).
3. A work platform for a 3D printing device as claimed in claim 2, wherein: a first servo motor (204) for driving the rotator (202) to move is arranged in the base (201).
4. A work platform for a 3D printing device as claimed in claim 2, wherein: the bottom of the rotary platform (203) is provided with a water cooling ring (208).
5. A work platform for a 3D printing device as claimed in claim 1, wherein: the mounting platform (105) is provided with a push-pull air cylinder (108), and the push-pull air cylinder (108) is connected with the rectangular workbench (104).
6. A work platform for a 3D printing device as claimed in claim 1 or 5, wherein: a manual handle (101) is arranged on the rectangular workbench (104).
7. A work platform for a 3D printing device according to claim 2 or 3, characterized in that: the bottom of the base (201) is provided with a leveling base plate (212), and the leveling base plate (212) is connected with the rectangular workbench (104).
8. A work platform for a 3D printing device according to claim 2 or 3, characterized in that: a protective cover (210) is arranged on the base (201).
9. A work platform for a 3D printing device according to claim 2 or 3, characterized in that: and the base (201) is provided with a hanging ring (213).
10. A work platform for a 3D printing device as claimed in claim 2, wherein: the rotary platform (203) is provided with a second preheating plate (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321007655.2U CN219900254U (en) | 2023-04-25 | 2023-04-25 | A work platform for 3D printing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321007655.2U CN219900254U (en) | 2023-04-25 | 2023-04-25 | A work platform for 3D printing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219900254U true CN219900254U (en) | 2023-10-27 |
Family
ID=88425681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321007655.2U Active CN219900254U (en) | 2023-04-25 | 2023-04-25 | A work platform for 3D printing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219900254U (en) |
-
2023
- 2023-04-25 CN CN202321007655.2U patent/CN219900254U/en active Active
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| GR01 | Patent grant | ||
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