CN116766579A - 3D printing equipment and method - Google Patents
3D printing equipment and method Download PDFInfo
- Publication number
- CN116766579A CN116766579A CN202310809796.4A CN202310809796A CN116766579A CN 116766579 A CN116766579 A CN 116766579A CN 202310809796 A CN202310809796 A CN 202310809796A CN 116766579 A CN116766579 A CN 116766579A
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- 238000010146 3D printing Methods 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000007639 printing Methods 0.000 claims abstract description 68
- 238000001816 cooling Methods 0.000 claims abstract description 36
- 238000002347 injection Methods 0.000 claims abstract description 25
- 239000007924 injection Substances 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 25
- 239000007921 spray Substances 0.000 claims abstract description 25
- 238000009413 insulation Methods 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 3
- 239000000112 cooling gas Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012636 effector Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Abstract
The invention relates to the technical field of 3D printing, in particular to 3D printing equipment and a method, wherein the 3D printing equipment comprises a printer, a movable frame, a printing spray head, an air bin, an air duct, a three-way joint and two air injection devices, wherein the air bin comprises an air inlet pipe, an air storage bin and an air inlet fan, the air injection devices comprise air injection pipes, telescopic frames and inclined nozzles, the air injection pipes are hard pipes, and the influence of cold air on the printing spray head is reduced; the expansion bracket normally keeps the state of stretching out, lets the jet pipe keep away from and prints the shower nozzle, when moving to being close to the interior storehouse wall of printer, can retract a section distance under the effect of expansion bracket after the jet pipe supports the inner wall, reduces occupation space, avoids printing error, and the slope nozzle is used for letting the air spray to print under the shower nozzle, carries out fixed point forced air cooling to the spun printing material to it is not concentrated to have solved current device cooling gas, exists in the cooling process and is untimely to model local cooling, can cause the problem that the model collapses.
Description
Technical Field
The invention relates to the technical field of 3D printing, in particular to 3D printing equipment and method.
Background
The 3D printing is a technology for manufacturing objects by printing an adhesive powdery metal or plastic layer by layer through a digital model established in advance, and has the advantages that complex structures such as a plurality of holes and the like in the 3D printing can be easily printed, the viscosity of materials sprayed out by a printer can be improved by heating in the 3D printing process, and the materials are required to be rapidly cooled and shaped after being sprayed out, so that an effector is arranged in the 3D printer.
The effect is an important component of the 3D printing equipment, and is used for cooling the heated powder sprayed by the spray head of the 3D printing equipment to enable the heated powder to be rapidly formed, while the existing effect is to directly perform physical cooling and cooling treatment on the powder sprayed by the spray head by installing an air inlet fan near the spray head, and because cooling gas output by the air inlet fan is not concentrated, the problem that local cooling of a model is not timely caused in the cooling process, so that the local appearance of the model cannot be timely cooled and deformed is caused, and even the model is sometimes collapsed.
Disclosure of Invention
The invention aims to provide 3D printing equipment and method, and aims to solve the problems that cooling gas is not concentrated, local cooling of a model is not in time in the cooling process, and the model is collapsed in the prior device.
In order to achieve the above purpose, the invention provides a 3D printing device and a method thereof, comprising a printer, a movable frame, a printing nozzle, an air bin, an air duct, a three-way joint and two air injection devices, wherein the movable frame is arranged in the printer, and the printing nozzle is arranged on the movable frame; the air bin is fixed on one side of the upper surface of the printer; the air duct is communicated with the air bin; the three-way joint is communicated with the air duct; the two air injection devices are communicated with the three-way joint and are respectively arranged at two sides of the movable frame;
the air bin comprises an air inlet pipe, an air storage bin and an air inlet fan, and the air storage bin is fixed on one side of the upper surface of the printer; the air inlet pipe is arranged above the air storage bin; the air inlet fan is arranged in the air inlet pipe;
the air injection device comprises an air injection pipe, a telescopic frame and an inclined nozzle, and the telescopic frame is fixed on one side of the movable frame; the air ejector tube is fixedly connected with the telescopic frame and is communicated with the air guide tube; the inclined nozzle is communicated with the gas spraying pipe.
The telescopic frame comprises a first telescopic rod, a second telescopic rod and a rebound spring, and the first telescopic rod is fixed on one side of the movable frame; the second telescopic rod is connected with the first telescopic rod in a sliding manner and is fixedly connected with the air spraying pipe; the rebound spring is arranged in the first telescopic rod.
The 3D printing device further comprises a wire roller and a torsion spring, wherein the wire roller is rotatably arranged in the printer; the torsion spring is fixedly connected with the wire roller and fixedly connected with the printer.
The 3D printing equipment further comprises a first fixed pulley, a sliding seat, a sliding rail and a hydraulic rod, wherein the sliding rail is fixed in the printer; the hydraulic rod is fixed in the printer; the sliding seat is arranged on the sliding rail in a sliding way and is fixedly connected with the output end of the hydraulic rod; the first fixed pulley is arranged on the sliding seat.
The 3D printing equipment further comprises a heat insulation plate, and the heat insulation plate is fixed on the second telescopic rod.
The 3D printing equipment further comprises a rotary cover, a tie and a filter screen, wherein the rotary cover is in threaded connection with the air inlet pipe; the tie is fixedly connected with the gas storage bin and the rotary cover; the filter screen is arranged in the air inlet pipe.
In another aspect, a 3D printing method is applied to the 3D printing device, and includes:
establishing a digital model of the printed object and importing the model data into the printer;
unscrewing the rotary cover to enable the air inlet pipe to keep air inlet;
starting the air inlet fan to suck air into the air storage bin;
starting the printer, and ejecting printing materials when the printing spray head moves along with the moving frame;
the air ejector pipes arranged on two sides of the movable frame perform fixed-point air-cooling shaping on the ejected material;
and (5) closing the equipment to finish printing when the printing is finished.
According to the 3D printing equipment and the 3D printing method, the printer is a 3D printed shell, can read a three-dimensional model of an object, and controls the moving frame to move layer by layer; the movable frame can drive the printing spray head to repeatedly move in a plane and can drive the printing spray head to move up and down; the printing spray head automatically sprays printing materials when moving along with the moving frame; the air bin is used for collecting external air and conveying the external air into the printer for fixed-point air cooling; the air guide pipe is a hose and can deform along with the movement of the movable frame, so that the hose is prevented from being pulled and broken, and is used for conveying air in the air bin, the three-way connector is used for distributing the air in the air guide pipe into two air injection devices, the two air injection devices are arranged on two sides of the movable frame, and the ejected materials are air-cooled from two directions, so that the air cooling efficiency is improved;
the air inlet pipe is used for communicating with the outside air, the air storage bin is used for installing the air inlet fan and pouring the air into the air guide pipe, and the air inlet fan is used for sucking the outside air and sending the outside air into the printer;
the air ejector tube is a hard tube, so that the influence of cold air on the printing nozzle is reduced; the telescopic frame can stretch out and draw back a certain distance, and its normal condition keeps the state of stretching out, lets the jet pipe is kept away from print the shower nozzle, when removing the extreme distance, be close to when the interior storehouse wall of printer, the jet pipe can be retracted a section distance under the effect of telescopic frame after supporting the inner wall, reduces occupation space, avoids print the shower nozzle can't reach and print the coordinate and appear the error, the slope nozzle is used for adjusting the direction of blowout air, lets the air spout under the print shower nozzle, carries out the fixed point forced air cooling to the printing material of blowout to it is not concentrated to have solved current device cooling gas, exists in the cooling process and is not timely to the model local cooling, can cause the problem that the model collapses.
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.
Fig. 1 is a schematic structural view of a 3D printing apparatus according to a first embodiment of the present invention.
Fig. 2 is a partial enlarged view of detail a of a 3D printing apparatus of the first embodiment of the present invention.
Fig. 3 is a partial enlarged view of detail B of a 3D printing apparatus of the first embodiment of the present invention.
Fig. 4 is a cross-sectional view of a 3D printing apparatus according to a first embodiment of the present invention.
Fig. 5 is a cross-sectional view of a 3D printing apparatus according to a third embodiment of the present invention.
The printer comprises a printer body, a 102-moving frame, a 103-printing spray head, a 104-air bin, a 105-air duct, a 106-three-way joint, a 107-air injection device, a 108-air inlet pipe, a 109-air storage bin, a 110-air inlet fan, a 111-air injection pipe, a 112-expansion frame, a 113-inclined spray nozzle, a 114-first expansion rod, a 115-second expansion rod, a 116-rebound spring, a 117-wire roller, a 118-torsion spring, a 119-first fixed pulley, a 120-sliding seat, a 121-sliding rail, a 122-hydraulic rod, a 123-heat insulation plate, a 124-rotating cover, a 125-tie, a 126-filter screen, a 301-fixed rod, a 302-second fixed pulley, a 303-connecting frame, a 304-air exhaust plate and a 305-exhaust fan.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
First embodiment
Referring to fig. 1 to 4, fig. 1 is a schematic structural diagram of a 3D printing apparatus according to a first embodiment of the present invention; fig. 2 is a partial enlarged view of detail a of a 3D printing apparatus of a first embodiment of the present invention;
fig. 3 is a partial enlarged view of detail B of a 3D printing apparatus of the first embodiment of the present invention; fig. 4 is a cross-sectional view of a 3D printing apparatus according to a first embodiment of the present invention.
The invention provides a 3D printing device: the printer comprises a printer 101, a movable frame 102, a printing spray head 103, an air bin 104, an air duct 105, a three-way joint 106, two air injection devices 107, a line roller 117, a torsion spring 118, a first fixed pulley 119, a sliding seat 120, a sliding rail 121, a hydraulic rod 122, a heat insulation plate 123, a rotary cover 124, a tie 125 and a filter screen 126, wherein the air bin 104 comprises an air inlet pipe 108, an air storage bin 109 and an air inlet fan 110, the air injection devices 107 comprise an air injection pipe 111, a telescopic frame 112 and an inclined nozzle 113, and the telescopic frame 112 comprises a first telescopic rod 114, a second telescopic rod 115 and a rebound spring 116.
The problem that the model collapses can be caused by the fact that the cooling gas of the existing device is not concentrated and the model is not cooled locally in time in the cooling process is solved through the scheme, and the problem that the fixed-point air cooling can be concentrated on the ejected material to enable the ejected material to be shaped rapidly, the ejected material can move along with the 3D printing three-dimension, and the printing effect is not affected.
In the present embodiment, the movable frame 102 is provided inside the printer 101, and the printing head 103 is provided on the movable frame 102; the air bin 104 is fixed on one side of the upper surface of the printer 101; the air duct 105 is communicated with the air bin 104; the three-way joint 106 is communicated with the air duct 105; the two air injecting devices 107 are communicated with the three-way joint 106 and are respectively arranged at two sides of the movable frame 102; the printer 101 is a 3D printed shell, and can read a three-dimensional model of an object and control the moving frame 102 to move layer by layer; the moving frame 102 can drive the printing nozzle 103 to repeatedly move in a plane and can drive the printing nozzle to move up and down; the printing nozzle 103 automatically ejects printing materials when moving along with the moving frame 102; the air bin 104 is used for collecting external air and conveying the external air into the printer 101 for fixed-point air cooling; the air duct 105 is a hose, and can be deformed along with the movement of the movable frame 102, so as to avoid being pulled and broken, and is used for conveying air in the air bin 104, the three-way joint 106 is used for distributing the air in the air duct 105 into two air injection devices 107, the two air injection devices 107 are arranged on two sides of the movable frame 102, and air-cooling is performed on the sprayed material from two directions, so that the air-cooling efficiency is improved.
The air storage bin 109 is fixed on one side of the upper surface of the printer 101; the air inlet pipe 108 is arranged above the air storage bin 109; the air intake fan 110 is disposed in the air intake duct 108; the air inlet pipe 108 is used for communicating with the outside air, the air storage bin 109 is used for installing the air inlet fan 110 and pouring the air into the air guide pipe 105, and the air inlet fan 110 is used for sucking the outside air and sending the outside air into the printer 101.
The telescopic frame 112 is fixed at one side of the movable frame 102; the air ejector 111 is fixedly connected with the telescopic frame 112 and is communicated with the air guide pipe 105; the inclined nozzles 113 communicate with the gas nozzles 111; the air ejector 111 is a hard pipe, so that the influence of cold air on the printing nozzle 103 is reduced; the expansion bracket 112 can stretch out and draw back for a certain distance, the normal condition of the expansion bracket can keep the stretching state, the air ejector tube 111 is far away from the printing spray head 103, when the expansion bracket moves to a limit distance and approaches to the inner bin wall of the printer 101, the air ejector tube 111 can retract for a certain distance under the action of the expansion bracket 112 after propping against the inner wall, the occupied space is reduced, the phenomenon that the printing spray head 103 cannot reach printing coordinates to generate errors is avoided, the inclined spray nozzle 113 is used for adjusting the direction of sprayed air, the air is sprayed under the printing spray head 103, and the sprayed printing materials are subjected to fixed-point air cooling, so that the problems that cooling air of the traditional device is not concentrated, local cooling of a model is not timely in the cooling process, and model collapse can be caused are solved.
Wherein the first telescopic rod 114 is fixed at one side of the movable frame 102; the second telescopic rod 115 is slidably connected with the first telescopic rod 114 and is fixedly connected with the air injection pipe 111; the rebound spring 116 is disposed in the first telescopic link 114; the first telescopic rod 114 and the second telescopic rod 115 are used for connecting the air spraying pipe 111 and providing a certain contractibility, and the rebound spring 116 is used for keeping the second telescopic rod 115 in an extended state and keeping the air spraying pipe 111 away from the printing nozzle 103.
Next, the wire roller 117 is rotatably provided in the printer 101; the torsion spring 118 is fixedly connected with the wire roller 117 and fixedly connected with the printer 101; the thread roller 117 is used for winding the air duct 105, the torsion ring is used for recovering the air duct 105, when the movable frame 102 is far away from the air bin 104, the air duct 105 wound on the thread roller 117 is pulled out, the movable frame 102 is moved into the printer 101, and the thread roller 117 withdraws the redundant air duct 105 under the action of the torsion spring 118, so that the influence on printing is avoided.
Again, the slide rail 121 is fixed in the printer 101; the hydraulic lever 122 is fixed in the printer 101; the sliding seat 120 is slidably mounted on the sliding rail 121 and fixedly connected with the output end of the hydraulic rod 122; the first fixed pulley 119 is disposed on the sliding seat 120; the sliding rail 121 is used for limiting the sliding track of the sliding seat 120, the sliding seat 120 can be extended and retracted back and forth under the action of the hydraulic rod 122, the first fixed pulley 119 is used for limiting the air duct 105, when the moving frame 102 moves back and forth in the printer 101 for printing, the hydraulic rod 122 pushes the sliding seat 120 to move along with the moving, and the line roller 117 is assisted to limit the air duct 105, so that the torsion spring 118 is prevented from being stressed too much to stretch-break the air duct 105.
Then, the heat insulating plate 123 is fixed to the second telescopic rod 115; the heat shield 123 is used to prevent the low-temperature air in the air nozzle 111 from diffusing onto the printing head 103, so as to avoid the situation that the printing material is cooled and cannot adhere when not ejected.
Finally, the rotary cap 124 is screwed with the air intake pipe 108; the tie 125 is fixedly connected with the gas storage bin 109 and fixedly connected with the rotary cover 124; the filter screen 126 is disposed in the intake duct 108; the rotary cover 124 is used to close the air inlet pipe 108 when not in use, reduce dust from entering the printer 101, and the filter screen 126 is used to filter air when in use; the tie 125 is made of soft material and is used for connecting the rotating cover 124, so as to avoid the rotating cover 124 from being lost.
In the 3D printing process using the device, the printer 101 is a 3D printed shell, and can read a three-dimensional model of an object and control the moving frame 102 to move layer by layer; the moving frame 102 can drive the printing nozzle 103 to repeatedly move in a plane and can drive the printing nozzle to move up and down; the printing nozzle 103 automatically ejects printing materials when moving along with the moving frame 102; the air bin 104 is used for collecting external air and conveying the external air into the printer 101 for fixed-point air cooling; the air duct 105 is a hose, and can be deformed along with the movement of the movable frame 102, so as to avoid being pulled and broken, and is used for conveying air in the air bin 104, the three-way joint 106 is used for distributing the air in the air duct 105 into two air injection devices 107, the two air injection devices 107 are arranged on two sides of the movable frame 102, and air-cooling is performed on the ejected material from two directions, so that the air-cooling efficiency is improved; the air ejector 111 is a hard pipe, so that the influence of cold air on the printing nozzle 103 is reduced; the expansion bracket 112 can stretch out and draw back for a certain distance, the normal condition of the expansion bracket can keep the stretching state, the air ejector tube 111 is far away from the printing spray head 103, when the expansion bracket moves to a limit distance and approaches to the inner bin wall of the printer 101, the air ejector tube 111 can retract for a certain distance under the action of the expansion bracket 112 after propping against the inner wall, the occupied space is reduced, the phenomenon that the printing spray head 103 cannot reach printing coordinates to generate errors is avoided, the inclined spray nozzle 113 is used for adjusting the direction of sprayed air, the air is sprayed under the printing spray head 103, and the sprayed printing materials are subjected to fixed-point air cooling, so that the problems that cooling air of the traditional device is not concentrated, local cooling of a model is not timely in the cooling process, and model collapse can be caused are solved.
Second embodiment
In another aspect, a 3D printing method is applied to the 3D printing device, and includes:
establishing a digital model of the printed object and importing the model data into the printer 101; the digital model is a three-dimensional model, and the printer 101 performs two-dimensional printing in multiple layers after identification.
Unscrewing the swivel cap 124 to allow the air intake pipe 108 to hold air intake; the dust entering is reduced when the device is not used, and the interior is kept clean.
Starting the air inlet fan 110 to suck air into the air storage bin 109; after air is sucked into the air storage bin 109, the air passes through the air guide pipe 105, the three-way joint 106, the air injection pipe 111 and the inclined nozzle 113 in sequence, and the ejected materials are subjected to concentrated fixed-point air cooling in two directions.
Starting the printer 101, and ejecting printing material by the printing nozzle 103 when moving along with the moving frame 102; the printing nozzle 103 moves back and forth on a plane along with the moving frame 102 from bottom to top, and prints out complete objects layer by layer.
The air nozzles 111 arranged at two sides of the movable frame 102 perform fixed-point air-cooling shaping on the ejected material; the sprayed material is heated in the printing nozzle 103 in advance to increase the adhesion capability, and the sprayed material needs to be rapidly cooled by air cooling after being formed.
And after the printing is finished, otherwise, the equipment is closed to finish the printing, and the setting of reverse closing in sequence can finish one-time 3D printing.
Third embodiment
Referring to fig. 5, fig. 5 is a cross-sectional view of a 3D printing apparatus according to a third embodiment of the present invention.
On the basis of the second embodiment, the 3D printing device of the present invention further comprises a fixing rod 301, a second fixed pulley 302, a connecting frame 303, an exhaust plate 304 and an exhaust fan 305.
The fixed rod 301 is fixedly connected with the movable frame 102 and is fixedly connected with the three-way joint 106; the connecting frame 303 is arranged on the movable frame 102; the second fixed pulley 302 is rotatably arranged in the connecting frame 303; the fixing rod 301 is used for fixing the three-way joint 106, so as to prevent the three-way joint from affecting printing due to random movement of the three-way joint along with the air duct 105; the connecting frame 303 is used for installing the second fixed pulley 302, and the second fixed pulley 302 is used for stably turning the air duct 105 at the moving frame 102, so that the air duct 105 is turned from parallel to vertical, and the air duct 105 is prevented from falling and winding a printed article.
The exhaust plate 304 is provided on the printer 101; the exhaust fan 305 is disposed on a side of the printer 101 close to the exhaust plate 304; the exhaust plate 304 is formed by a plurality of obliquely downward plates, and is used for reducing dust entering; the exhaust fan 305 is used to exhaust the internal air and reduce the internal pressure.
The above disclosure is only a preferred embodiment of the present invention, and it should be understood that the scope of the invention is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present invention.
Claims (7)
1. A3D printing device is characterized in that,
the printing device comprises a printer, a movable frame, a printing spray head, an air bin, an air duct, a three-way joint and two air injection devices, wherein the movable frame is arranged in the printer, and the printing spray head is arranged on the movable frame; the air bin is fixed on one side of the upper surface of the printer; the air duct is communicated with the air bin; the three-way joint is communicated with the air duct; the two air injection devices are communicated with the three-way joint and are respectively arranged at two sides of the movable frame;
the air bin comprises an air inlet pipe, an air storage bin and an air inlet fan, and the air storage bin is fixed on one side of the upper surface of the printer; the air inlet pipe is arranged above the air storage bin; the air inlet fan is arranged in the air inlet pipe;
the air injection device comprises an air injection pipe, a telescopic frame and an inclined nozzle, and the telescopic frame is fixed on one side of the movable frame; the air ejector tube is fixedly connected with the telescopic frame and is communicated with the air guide tube; the inclined nozzle is communicated with the gas spraying pipe.
2. A3D printing apparatus according to claim 1, wherein,
the telescopic frame comprises a first telescopic rod, a second telescopic rod and a rebound spring, and the first telescopic rod is fixed on one side of the movable frame; the second telescopic rod is connected with the first telescopic rod in a sliding manner and is fixedly connected with the air spraying pipe; the rebound spring is arranged in the first telescopic rod.
3. A3D printing apparatus according to claim 2, wherein,
the 3D printing device further comprises a wire roller and a torsion spring, wherein the wire roller is rotatably arranged in the printer; the torsion spring is fixedly connected with the wire roller and fixedly connected with the printer.
4. A3D printing apparatus according to claim 3, wherein,
the 3D printing equipment further comprises a first fixed pulley, a sliding seat, a sliding rail and a hydraulic rod, wherein the sliding rail is fixed in the printer; the hydraulic rod is fixed in the printer; the sliding seat is arranged on the sliding rail in a sliding way and is fixedly connected with the output end of the hydraulic rod; the first fixed pulley is arranged on the sliding seat.
5. A3D printing apparatus according to claim 4, wherein,
the 3D printing equipment further comprises a heat insulation plate, and the heat insulation plate is fixed on the second telescopic rod.
6. A3D printing apparatus according to claim 5, wherein,
the 3D printing equipment further comprises a rotary cover, a tie and a filter screen, wherein the rotary cover is in threaded connection with the air inlet pipe; the tie is fixedly connected with the gas storage bin and the rotary cover; the filter screen is arranged in the air inlet pipe.
7. A3D printing method applied to the 3D printing device as claimed in claim 1 to 6, characterized in that,
comprising the following steps:
establishing a digital model of the printed object and importing the model data into the printer;
unscrewing the rotary cover to enable the air inlet pipe to keep air inlet;
starting the air inlet fan to suck air into the air storage bin;
starting the printer, and ejecting printing materials when the printing spray head moves along with the moving frame;
the air ejector pipes arranged on two sides of the movable frame perform fixed-point air-cooling shaping on the ejected material;
and (5) closing the equipment to finish printing when the printing is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310809796.4A CN116766579A (en) | 2023-07-04 | 2023-07-04 | 3D printing equipment and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310809796.4A CN116766579A (en) | 2023-07-04 | 2023-07-04 | 3D printing equipment and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116766579A true CN116766579A (en) | 2023-09-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310809796.4A Pending CN116766579A (en) | 2023-07-04 | 2023-07-04 | 3D printing equipment and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118024561A (en) * | 2024-04-12 | 2024-05-14 | 成都航空职业技术学院 | 3D prints space constant temperature control system and 3D printer |
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2023
- 2023-07-04 CN CN202310809796.4A patent/CN116766579A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118024561A (en) * | 2024-04-12 | 2024-05-14 | 成都航空职业技术学院 | 3D prints space constant temperature control system and 3D printer |
| CN118024561B (en) * | 2024-04-12 | 2024-07-23 | 成都航空职业技术学院 | 3D prints space constant temperature control system and 3D printer |
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