CN114347473A - 3D printing equipment and process method thereof - Google Patents
3D printing equipment and process method thereof Download PDFInfo
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- CN114347473A CN114347473A CN202210045325.6A CN202210045325A CN114347473A CN 114347473 A CN114347473 A CN 114347473A CN 202210045325 A CN202210045325 A CN 202210045325A CN 114347473 A CN114347473 A CN 114347473A
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- 238000010146 3D printing Methods 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000007639 printing Methods 0.000 claims abstract description 87
- 230000000007 visual effect Effects 0.000 claims abstract description 16
- 239000007921 spray Substances 0.000 claims abstract description 13
- 238000012544 monitoring process Methods 0.000 claims abstract description 11
- 238000004140 cleaning Methods 0.000 claims description 34
- 239000000126 substance Substances 0.000 claims description 11
- 238000011084 recovery Methods 0.000 claims description 7
- 230000006698 induction Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 238000004064 recycling Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000012255 powdered metal Substances 0.000 description 1
- 230000001953 sensory effect Effects 0.000 description 1
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Abstract
The invention discloses 3D printing equipment and a process method thereof, wherein the 3D printing equipment comprises a support frame, a platform support plate, a printing spray head, a visual sensing module and a horizontal sensing module, wherein a printing cavity is arranged in the support frame; the platform supporting plate is connected into the printing cavity through a first lifting module, and the first lifting module is used for adjusting the height position of the platform supporting plate so as to adjust the inclination angle of the platform supporting plate; the printing spray head is movably connected in the printing cavity above the platform supporting plate; the visual sensing module is used for sensing and monitoring the platform supporting plate. The technical scheme of the invention has high operation efficiency, eliminates the conditions of external factors on the printing quality before the 3D printing is executed as much as possible, and is a printing device with higher printing quality and better yield.
Description
Technical Field
The invention relates to the technical field of 3D printing equipment, in particular to 3D printing equipment and a process method thereof.
Background
3D printing (3DP), a technique for constructing objects by layer-by-layer printing using bondable materials such as powdered metals or plastics based on digital model files, is one of the rapid prototyping techniques, also known as additive manufacturing. 3D printing is typically achieved using digital technology material printers. The method is often used for manufacturing models in the fields of mold manufacturing, industrial design and the like, and is gradually used for directly manufacturing some products, and parts printed by the technology are already available. The technology has applications in jewelry, footwear, industrial design, construction, engineering and construction (AEC), automotive, aerospace, dental and medical industries, education, geographic information systems, civil engineering, firearms, and other fields.
However, most of the existing 3D printers have low printing quality and low printing efficiency, so that the cost is too high.
Disclosure of Invention
The invention mainly aims to provide 3D printing equipment, and aims to improve printing efficiency and guarantee the yield of products.
The above problems to be solved by the present invention are achieved by the following technical solutions:
A3D printing device comprises a support frame, a platform support plate, a printing spray head, a visual sensing module and a horizontal sensing module, wherein a printing cavity is formed in the support frame; the platform supporting plate is connected into the printing cavity through a first lifting module, and the first lifting module is used for adjusting the height position of the platform supporting plate so as to adjust the inclination angle of the platform supporting plate; the printing spray head is movably connected in the printing cavity above the platform supporting plate; the visual sensing module is used for sensing and monitoring the platform supporting plate.
Preferably, the vision sensing module is an infrared sensing camera, and the infrared sensing camera faces the platform supporting plate.
Preferably, a second lifting module is arranged on the horizontal sensing module and used for enabling the horizontal sensing module to lift and circularly move along a Z-axis direction vertical to the upper surface of the platform supporting plate.
Preferably, the horizontal sensing module is a horizontal sensor, and the sensing monitoring direction of the horizontal sensor is parallel to the horizontal direction of the upper surface of the platform supporting plate.
Preferably, the 3D printing apparatus further includes a recycling rack and a cleaning nozzle, the cleaning nozzle is located on one side of the platform support plate, and the recycling rack is located on the other side of the platform support plate opposite to the cleaning nozzle.
Preferably, a third lifting module is arranged on the cleaning nozzle and used for driving the cleaning nozzle to reach the height of the upper surface of the platform supporting plate.
Preferably, a process method of a 3D printing apparatus, which applies any one of the above 3D printing apparatuses, includes the following steps:
s1, preparing before printing;
s11, detecting the performance of the platform supporting plate;
s12, adjusting the use state of the platform supporting plate;
s13, inputting information of a product to be printed, and building a three-dimensional model;
s14, establishing a printing circuit according to the model;
s2, printing execution process;
s21, conveying the printing material to the platform supporting plate;
s22, driving the printing nozzle to print according to the printing route; the printing process can be completed.
Preferably, in S11, the performance of the platform supporting plate is monitored inductively using a visual sensing module;
wherein the performance of the platform support plate comprises a levelness of a surface of the platform support plate.
Preferably, in the S12, the usage state of the platform supporting plate includes a placement levelness of the platform supporting plate; the horizontal induction module is used for sensing the placement levelness of the detection platform supporting plate and adjusting the placement levelness of the platform supporting plate according to the printing requirement through the control terminal.
Preferably, after the printing is finished, a cleaning process is executed, wherein the cleaning process comprises the following steps:
s231, sensing and monitoring existence of residual substances on the platform supporting plate after printing is completed by using the visual sensing module 4, and transmitting a residual substance signal to a control terminal;
after the step S231, the control terminal transmits a cleaning signal to the cleaning nozzle so that the cleaning nozzle performs corresponding spraying force to spray, thereby discharging the residual substance into the recycling bin S232.
Has the advantages that: according to the technical scheme, whether the platform supporting plate needs to be maintained or replaced is judged by adopting the visual sensing module to sense and monitor the performance of the platform supporting plate, the horizontal inclination of the platform supporting plate is sensed and monitored by the horizontal sensing module, then the inclination degree of the platform supporting plate is adjusted to a proper value according to the printing requirement, and then the 3d printing is completed by the printing nozzle running in the printing cavity; and then the printing equipment with high operating efficiency is obtained, the conditions of external factors on the printing quality before the 3D printing is executed are eliminated as much as possible, and the printing equipment with higher printing quality and better yield is obtained.
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, 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 the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a 3D printing apparatus according to the present invention.
Fig. 2 is a schematic view of a portion a of fig. 1.
Fig. 3 is a schematic partial structure diagram of a 3D printing apparatus according to the present invention.
Fig. 4 is a flow chart of a 3D printing process according to the present invention.
The reference numbers illustrate: 1-a support frame; 2-a platform support plate; 21-a first lifting module; 211-a first traction bar; 212-a first drive block; 213-a first drive rod; 214-a first drive motor; 3-printing a spray head; 31-X axis driving module; a 32-Y axis drive module; a 33-Z axis drive module; 4-a vision sensing module; 5-a horizontal sensing module; 51-a second lifting module; 511-a second drive motor; 512-a second drive rod; 513 — a second drive block; 6-cleaning the spray head; 61-a third lifting module; 611 — a third drive motor; 612-a third drive rod; 613-third driving block; 7-a recovery frame; 71-a guide plate; 72-a containment cavity; 8-control the terminal.
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.
It should be noted that if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture, and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, if the meaning of "and/or" and/or "appears throughout, the meaning includes three parallel schemes, for example," A and/or B "includes scheme A, or scheme B, or a scheme satisfying both schemes A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a 3D printing device.
As shown in fig. 1, in an embodiment of the present invention, the 3D printing apparatus; the printing device comprises a support frame 1, a platform support plate 2, a printing spray head 3, a vision sensing module 4 and a horizontal sensing module 5, wherein a printing cavity is arranged in the support frame 1; the platform supporting plate 2 is connected in the printing cavity through a first lifting module 21, and the first lifting module 21 is used for adjusting the height position of the platform supporting plate 2 so as to adjust the inclination angle of the platform supporting plate 2; the printing spray head 3 is movably connected in the printing cavity above the platform supporting plate 2; the vision sensing module 4 is used for sensing and monitoring the platform supporting plate 2.
According to the technical scheme, whether the platform supporting plate needs to be maintained or replaced is judged by adopting the visual sensing module to sense and monitor the performance of the platform supporting plate, the horizontal inclination of the platform supporting plate is sensed and monitored by the horizontal sensing module, then the inclination degree of the platform supporting plate is adjusted to a proper value according to the printing requirement, and then the 3d printing is completed by the printing nozzle running in the printing cavity; and then the printing equipment with high operating efficiency is obtained, the conditions of external factors on the printing quality before the 3D printing is executed are eliminated as much as possible, and the printing equipment with higher printing quality and better yield is obtained.
Specifically, as shown in fig. 3, four first lifting modules 21 are selected and respectively located on the bottom surface of the platform supporting plate 2; the first lifting module 21 comprises a first lifting module 21, a first traction rod 211, a first driving block 212, a first driving rod 213 and a first driving motor 214, the first driving motor 214 is connected to the inner bottom of the support frame 1 and is in transmission connection with the first traction rod 211, the inner wall of the first driving block 212 is in sliding connection with the first traction rod 211, the outer wall of the first driving block 212 is connected with a first end of the first traction rod 211, and a second end of the first traction rod 211 is fixedly connected with the platform supporting plate 2.
Specifically, an XYZ axis traversing module is arranged on the printing nozzle 3, the XYZ axis traversing module is connected to the support frame 1, and the XYZ axis traversing module is configured to drive the printing nozzle 3 to traverse along three axial directions of an X axis, a Y axis and a Z axis in the printing cavity and towards the upper surface direction of the platform support plate 2.
In the present embodiment, the XYZ-axis traverse module includes an X-axis driving module 31, a Y-axis driving module 32, and a Z-axis driving module 33, the Z-axis driving module 33 is connected to the Z-axis direction of the printing cavity, the Y-axis driving module 32 is connected to the Z-axis driving module 33 and located in the Y-axis direction of the printing cavity, and the X-axis driving module 31 is connected to the Y-axis driving module 32 and located in the X-axis direction of the printing cavity. In one embodiment, the X-axis driving module 31, the Y-axis driving module 32, and the Z-axis driving module 33 are all traverse lead screw modules.
In the present embodiment, the vision sensing module 4 is connected to the inner side wall of the support frame 1, and the vision sensing module 4 faces the platform support plate 2. In one embodiment, the visual sensing module 4 is an infrared sensing camera; the infrared ray used by the infrared induction camera is two kinds of near infrared ray or short wave infrared ray, the wavelength is 0.76-1.5 micron, the penetration depth is about 5-10 mm; far infrared ray or long-wave infrared ray with wavelength of 1.5-400 μm is absorbed by skin surface, and penetrates tissue to a depth of less than 2 mm; enhancing night or dark scene image capture capability.
Specifically, as shown in fig. 2, a second lifting module 51 is disposed on the horizontal sensing module 5, and the second lifting module 51 is configured to enable the horizontal sensing module 5 to circularly move along a Z-axis direction perpendicular to the upper surface of the platform support plate 2.
The horizontal sensing module 5 can select a horizontal sensor, and the sensing monitoring direction of the horizontal sensor is parallel to the horizontal direction of the upper surface of the platform supporting plate 2. The level sensor is one of angle sensors, and is called tilt sensor for measuring the levelness of carrier, and is called level meter or inclinometer in engineering. The double-shaft horizontal sensor can simultaneously measure horizontal angles in two directions, so that the levelness of the whole measured surface can be determined.
In this embodiment, the second lifting module 51 includes a second driving motor 511, a second driving rod 512 and a second driving block 513, the second driving motor 511 is connected to the inner end of the supporting frame 1 and is in transmission connection with the second driving rod 512, the inner wall of the second driving block 513 is slidably connected to the second driving rod 512, and the outer wall of the second driving block 513 is fixedly connected to the horizontal sensing module 5.
Specifically, the 3D printing apparatus further includes a recovery frame 7 and a cleaning nozzle 6, the cleaning nozzle is located on one side of the platform support plate 2, and the recovery frame 7 is located on the other side of the platform support plate 2 opposite to the cleaning nozzle 6.
An accommodating cavity 72 is formed in the recovery frame 7, a guide plate 71 is arranged at the upper end of the recovery frame 7, the height of the guide plate 71 is higher than that of the upper surface of the platform support plate 2, and the guide plate 71 is communicated with the accommodating cavity 72.
The cleaning nozzle 6 is provided with a third lifting module 61, and the third lifting module 61 is used for driving the cleaning nozzle 6 to reach the height of the upper surface of the platform supporting plate 2.
The third lifting module 61 includes a third driving motor 611, a third driving rod 612 and a third driving block 613, the third driving motor 611 is connected to the inner end of the supporting frame 1 and is in transmission connection with the third driving rod 612, the inner wall of the third driving block 613 is slidably connected to the third driving rod 612, and the outer wall of the third driving block 613 is fixedly connected to the cleaning head 6.
Specifically, as shown in fig. 1, the 3D printing apparatus further includes a control terminal 8, the control terminal 8 is fixed on the support frame 1, and the control terminal 8 is electrically connected to the first lifting module 21, the X-axis driving module 31, the Y-axis driving module 32, the Z-axis driving module 33, the visual sensing module 4, the horizontal sensing module 5, the second lifting module 51, the cleaning nozzle 6, and the third lifting module 61, respectively.
The invention further provides a 3D printing process method, which is implemented by operating the 3D printing device, the specific structure of the 3D printing device refers to the above embodiments, and the 3D printing process method adopts all technical solutions of all the above embodiments, so that at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and are not repeated herein. As shown in fig. 4, the 3D printing process includes the following steps:
s1, preparing before printing;
s11, detecting the performance of the platform supporting plate 2;
s12, adjusting the use state of the platform supporting plate 2;
s13, inputting information of a product to be printed, and building a three-dimensional model;
s14, establishing a printing circuit according to the model;
s2, printing execution process;
s21, conveying the printing material to the platform supporting plate 2;
s22, driving the printing nozzle 3 to print by the printing nozzle 3 according to the printing route;
s23, after printing, executing cleaning procedure.
Specifically, in the S11, the performance of the platform supporting plate is inductively monitored using a visual sensing module; wherein the property of the platform support plate comprises a levelness of a surface of the platform support plate; through the response monitoring the unsmooth degree of this platform backup pad can be judged to the levelness on the surface of platform backup pad, avoids its stability and the quality of product of influence printing.
In this embodiment, the visual sensing module 4 may be an infrared sensing camera; the infrared ray used by the infrared induction camera is two kinds of near infrared ray or short wave infrared ray, the wavelength is 0.76-1.5 micron, the penetration depth is about 5-10 mm; far infrared ray or long-wave infrared ray with wavelength of 1.5-400 μm is absorbed by skin surface, and penetrates tissue to a depth of less than 2 mm; enhancing night or dark scene image capture capability.
Specifically, in the S12, the usage state of the platform supporting plate includes a placement levelness of the platform supporting plate; the horizontal induction module 5 is used for inducing and detecting the placement levelness of the platform supporting plate and adjusting the placement levelness of the platform supporting plate according to the printing requirement through the control terminal 8; the placing position of the platform supporting plate is guaranteed to be always suitable for the requirements of the printing process, and the printing efficiency and the yield of products are improved.
In the present embodiment, the level sensing module 5 can select a level sensor, which belongs to one of angle sensors and is used to measure the levelness of a carrier, and is also called an inclination sensor, and is often called a level meter or an inclinometer in engineering. The double-shaft horizontal sensor can simultaneously measure horizontal angles in two directions, so that the levelness of the whole measured surface can be determined.
Specifically, after the printing is finished, a cleaning process is executed, wherein S231, the visual sensing module 4 is used for sensing and monitoring the existence condition of the residual substance on the platform supporting plate 2 after the printing is finished, and then the residual substance signal is transmitted to the control terminal;
after S231, S232, the control terminal transmits a cleaning signal to the cleaning head 6, so that the cleaning head 6 performs corresponding spraying force to spray, thereby discharging the residual substance into the recycling bin 7.
The horsepower of the cleaning nozzle can be improved to the most appropriate value through the sensory detection of the residual substance amount by the visual sensing module, the residual substance can be cleaned as soon as possible and efficiently, and the cleanliness of the printing equipment is guaranteed.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The 3D printing equipment is characterized by comprising a support frame, a platform support plate, a printing spray head, a vision sensing module and a horizontal sensing module, wherein a printing cavity is formed in the support frame; the platform supporting plate is connected into the printing cavity through a first lifting module, and the first lifting module is used for adjusting the height position of the platform supporting plate so as to adjust the inclination angle of the platform supporting plate; the printing spray head is movably connected in the printing cavity above the platform supporting plate; the visual sensing module is used for sensing and monitoring the platform supporting plate.
2. The 3D printing device according to claim 1, wherein the vision sensing module is an infrared sensing camera and the infrared sensing camera faces the platform support plate.
3. The 3D printing apparatus according to claim 1, wherein a second lifting module is disposed on the horizontal sensing module, and the second lifting module is configured to lift and lower the horizontal sensing module along a Z-axis direction perpendicular to the upper surface of the platform supporting plate in a cyclic motion.
4. The 3D printing device according to claim 1, wherein the horizontal sensing module is a horizontal sensor, and a sensing monitoring direction of the horizontal sensor is parallel to a horizontal direction of the upper surface of the platform supporting plate.
5. The 3D printing apparatus according to claim 1, wherein the 3D printing apparatus further comprises a recovery frame and a cleaning nozzle, the cleaning nozzle is located on one side of the platform support plate, and the recovery frame is located on the other side of the platform support plate opposite to the cleaning nozzle.
6. The 3D printing apparatus according to claim 5, wherein a third lifting module is disposed on the cleaning head, and the third lifting module is configured to drive the height of the cleaning head to the height of the upper surface of the platform supporting plate.
7. A process method of a 3D printing apparatus, wherein the 3D printing apparatus of any one of claims 1 to 6 is applied, comprising the steps of:
s1, preparing before printing;
s11, detecting the performance of the platform supporting plate;
s12, adjusting the use state of the platform supporting plate;
s13, inputting information of a product to be printed, and building a three-dimensional model;
s14, establishing a printing circuit according to the model;
s2, printing execution process;
s21, conveying the printing material to the platform supporting plate;
s22, driving the printing nozzle to print according to the printing route; the printing process can be completed.
8. The process of claim 7, wherein in the step S11, the performance of the platform supporting plate is monitored inductively by using a vision sensing module;
wherein the performance of the platform support plate comprises a levelness of a surface of the platform support plate.
9. The process of a 3D printing apparatus according to claim 7, wherein in said S12, the usage status of said platform supporting plate includes the level of placement of the platform supporting plate; the horizontal induction module is used for sensing the placement levelness of the detection platform supporting plate and adjusting the placement levelness of the platform supporting plate according to the printing requirement through the control terminal.
10. The process of a 3D printing apparatus according to claim 7, wherein after said printing is completed, a cleaning process is performed, said cleaning process comprising the steps of:
s231, sensing and monitoring existence of residual substances on the platform supporting plate after printing is completed by using the visual sensing module 4, and transmitting a residual substance signal to a control terminal;
after the step S231, the control terminal transmits a cleaning signal to the cleaning nozzle so that the cleaning nozzle performs corresponding spraying force to spray, thereby discharging the residual substance into the recycling bin S232.
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| CN202210045325.6A CN114347473A (en) | 2022-01-15 | 2022-01-15 | 3D printing equipment and process method thereof |
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