Intelligence 3D printer forming platform's elevating system
阅读说明：本技术 一种智能3d打印机成型平台的升降机构 (Intelligence 3D printer forming platform's elevating system ) 是由 黄耿权 于 2020-08-14 设计创作，主要内容包括：本发明涉及3D打印技术领域,且公开了一种智能保护壳3D打印机成型平台的升降机构,包括基板,所述基板的上表面与两组第一支撑板的底端固定连接,所述基板的上表面设有保护壳,所述第一支撑板与成型平台滑动连接,所述基板与伸缩杆的底端固定连接。该智能3D打印机成型平台的升降机构,通过设置的电机带动连接轴转动,使第二锥齿轮与第一锥齿轮配合转动,进而第一锥齿轮带动横轴转动,横轴带动限位块转动,限位块带动齿轮转动,进而齿轮与移动杆配合,使得移动杆在固定柱的限位下进行升降,通过设置刻度板与第一支撑板的配合,能够使成型平台稳定的升降的同时保证成型平台处于水平状态,防止产生高度差。(The invention relates to the technical field of 3D printing, and discloses a lifting mechanism of a forming platform of an intelligent protective shell 3D printer, which comprises a base plate, wherein the upper surface of the base plate is fixedly connected with the bottom ends of two groups of first supporting plates, the upper surface of the base plate is provided with a protective shell, the first supporting plates are connected with the forming platform in a sliding mode, and the base plate is fixedly connected with the bottom end of a telescopic rod. This intelligence 3D printer forming platform's elevating system, the motor through setting drives the connecting axle and rotates, make second bevel gear rotate with first bevel gear cooperation, and then first bevel gear drives the cross axle and rotates, the cross axle drives the stopper and rotates, the stopper drives gear revolve, and then gear and carriage release lever cooperation, make the carriage release lever go up and down under the spacing of fixed column, through the cooperation that sets up scale plate and first backup pad, guarantee that forming platform is in the horizontality when can making the stable lift of forming platform, prevent to produce the difference in height.)
1. The utility model provides an intelligent protective housing 3D printer forming platform's elevating system, includes base plate (1), its characterized in that: the upper surface of the base plate (1) is fixedly connected with the bottom ends of two groups of first supporting plates (2), the upper surface of the base plate (1) is provided with a protective shell (3), the first supporting plates (2) are slidably connected with a forming platform (5), the base plate (1) is fixedly connected with the bottom ends of telescopic rods (11), the telescopic rods (11) are slidably connected with a connecting plate (10), springs (12) are arranged outside the telescopic rods (11), the top ends of the telescopic rods (11) are fixedly connected with a fixing plate (6), the inner wall of the bottom of the protective shell (3) is fixedly connected with the bottom ends of two groups of second supporting plates (17), the top ends of the second supporting plates (17) are rotatably connected with a transverse shaft (18), the transverse shaft (18) is fixedly connected with a first bevel gear (19), the first bevel gear (19) is meshed with a second bevel gear (23), and the second bevel gear (23) is fixedly connected with the top end of a connecting shaft (20), the bottom of connecting axle (20) and the output fixed connection of motor (21), the bottom inner wall fixed connection of motor (21) and protective housing (3), cross axle (18) are equipped with stopper (16), the front surface of shaping platform (5) is equipped with position sensor (13), the top of first backup pad (2) is equipped with signal receiver (8), the top of first backup pad (2) is equipped with pilot lamp (9), the upper surface of base plate (1) is equipped with fixed column (15), the front portion of first backup pad (2) is equipped with scale plate (4).
2. The intelligent 3D printer forming platform lifting mechanism of claim 1, wherein: both ends difference fixedly connected with two sets of stopper (16) about cross axle (18), two sets of stopper (16) respectively with gear (22) fixed connection, gear (22) and carriage release lever (14) meshing, the upper surface of base plate (1) and the bottom fixed connection of fixed column (15), the inside of fixed column (15) is equipped with the recess, both ends difference fixedly connected with two sets of spacing rings (24) about the inner wall of fixed column (15), spacing ring (24) and carriage release lever (14) sliding connection, the diameter of spacing ring (24) and the diameter looks adaptation of carriage release lever (14), spacing ring (24) and carriage release lever (14) sliding connection, the surface of carriage release lever (14) is equipped with the rack groove, rack groove and gear (22) meshing.
3. The intelligent 3D printer forming platform lifting mechanism of claim 1, wherein: the output of position sensor (13) is connected with the input of treater (25) electricity, the output of treater (25) is connected with the input of bee calling organ (7) electricity, the output of treater (25) is connected with the input of motor (21) electricity, the output of treater (25) is connected with the input of pilot lamp (9) electricity, the output of signal receiver (8) is connected with the input of treater (25) electricity, pilot lamp (9) are red LED pilot lamp, and the outside of pilot lamp (9) is provided with the protection casing.
4. The intelligent 3D printer forming platform lifting mechanism of claim 1, wherein: the fixed slot has been seted up to one side that first backup pad (2) are close to forming platform (5), the width of fixed slot and forming platform (5) width looks adaptation, forming platform (5) about both ends respectively with two sets of fixed slot sliding connection.
5. The intelligent 3D printer forming platform lifting mechanism of claim 1, wherein: the upper surface of first backup pad (2) fixed connection has bee calling organ (7), and pilot lamp (9) are located the top of left side first backup pad (2), and signal receiver (8) are located the top of right side first backup pad (2).
6. The intelligent 3D printer forming platform lifting mechanism of claim 1, wherein: the front surface of the forming platform (5) is provided with a placing groove, the size of the placing groove is matched with that of the position sensor (13), and the placing groove is fixedly connected with the position sensor (13).
7. The intelligent 3D printer forming platform lifting mechanism of claim 1, wherein: the two groups of second supporting plates (17) are symmetrically arranged relative to the connecting shaft (20), and the two groups of second supporting plates (17) are respectively positioned on one side, close to the connecting shaft (20), of the gear (22).
8. The intelligent 3D printer forming platform lifting mechanism of claim 1, further comprising: the device comprises a humidity sensor, a humidity controller, an electronic dehumidifier and an alarm device;
the humidity sensor is arranged on the upper surface of the forming platform (5);
the humidity controller is arranged on the left side of the forming platform (5);
the electronic dehumidifier is arranged on the right side of the forming platform (5);
the alarm device is arranged on the front side of the substrate (1);
the humidity controller is connected with the humidity sensor, the electronic dehumidifier and the alarm device;
humidity controller for after the shaping platform received the printing article, through humidity sensor detects the humidity of printing article, and then control the electron dehumidifier is accomplished right the dehumidification operation of printing article, specific working process includes:
the humidity sensor is used for acquiring first humidity of the current printed article;
the humidity controller is used for comparing the first humidity of the printed article with a humidity threshold preset in the humidity controller;
if the first humidity of the printed article is greater than or equal to the humidity threshold value, sending an alarm signal to the alarm device to control the alarm device to alarm;
the humidity controller is also used for controlling the electronic dehumidifier to work after the alarm device gives an alarm to complete the dehumidification operation of the printed article;
the humidity sensor is further used for acquiring second humidity of the printed article after the printed article is dehumidified by the electronic dehumidifier;
the humidity controller is further configured to continue comparing the second humidity to the humidity threshold;
if the second humidity is smaller than the humidity threshold value, controlling the electronic dehumidifier to stop working;
otherwise, controlling the electronic dehumidifier to continue working until the second humidity is smaller than the humidity threshold value.
9. The lifting mechanism of the intelligent 3D printing and forming platform according to claim 3,
the processor (25) is configured to determine whether the position sensor (13) has a fault according to the position signal of the forming platform (5) acquired by the position sensor (13), and the specific working process includes:
the processor is used for acquiring a target area of the forming platform (5) and simultaneously carrying out area division on the target area;
the position sensor (13) is used for acquiring a position signal of each sub-area to form a position signal set;
the signal receiver (8) is used for receiving the position signal set and judging whether the position signal set is in a target area signal set of the forming platform (5) or not;
and if the position signal set is not in the target area signal set of the forming platform (5), judging that the position sensor (13) has a fault, and controlling the indicator lamp (9) to light.
10. The lifting mechanism of an intelligent 3D printing and forming platform according to claim 9, further comprising: a position corrector for correcting the position of the optical disk,
the position corrector is placed on the lower side of the forming platform (5);
the processor (25) is connected with the position corrector;
the processor (25) is further configured to start the position corrector when the position sensor (13) fails, and correct a position value corresponding to a position signal of the forming platform (5) acquired by the position sensor (13), and the specific correction process includes:
the position corrector is used for acquiring a comprehensive position deviation value between sub-position values corresponding to all position signals of the forming platform (5) acquired by the position sensor (13) and sub-target values corresponding to all target area signals;
wherein A represents the integrated location deviation value, ζ represents a deviation coefficient corresponding to the integrated location deviation value, and n1Represents the total number, omega, of sub-position values corresponding to all position signals of the forming table (5)iRepresents the transmission speed, T, of the position signal corresponding to the ith sub-position valueiRepresenting the required transit time, n, of the position signal corresponding to the ith sub-position value2Representing the total number of sub-target values corresponding to the target area signal, vjIndicating a target transmission speed, t, of the position signal corresponding to the jth sub-target valuejRepresenting the target transmission time required by the position signal corresponding to the jth sub-target value;
meanwhile, correcting the comprehensive position deviation value of the forming platform (5) measured by the position sensor (13), and acquiring the final position value of the forming platform (5) measured by the position sensor (13);
wherein K represents a position correction value of the forming table (5) measured by the position sensor (13),indicating that the position sensor (13) measures an estimate of the forming table (5),
the processor (25) is further configured to compare the obtained final position value with a target position range corresponding to a target area of the forming platform (5);
if the final position value is within the target position range, indicating that the correction of the comprehensive position deviation value is qualified;
otherwise, the position correction value of the forming platform (5) measured by the position sensor (13) is obtained again until the corresponding final position value is in the target position range corresponding to the target area.
Technical Field
The invention relates to the technical field of 3D printing, in particular to a lifting mechanism of an intelligent 3D printer forming platform.
Background
The 3D printer is also called a three-dimensional printer, i.e. a machine of a rapid prototyping technology, which is a technology for constructing an object by using an adhesive material such as powdered metal or plastic and the like on the basis of a digital model file and by printing layer by layer, and is an accumulative manufacturing technology, wherein a three-dimensional object is manufactured by printing a layer by layer of the adhesive material, and the basic principle is that data and raw materials are put into the 3D printer, and the machine manufactures the product layer by layer according to a program, and the printed product can be used immediately. Most of the forming platform lifting mechanisms in the existing market adopt a motor to connect a single-side lead screw to drive a platform to lift, the lead screw is simple in structure, but when the lead screw works, the lead screw can affect the transmission when being stressed laterally, and the size of the lead screw is generally smaller than that of printed objects, so that when the objects with larger weight are printed, the lead screw can deform to affect the transmission, in addition, when the existing forming platform is restored to an initial state, the height of the existing forming platform often has a certain error, at the moment, the height needs to be adjusted urgently, the existing adjusting mode adopts a plurality of screws to abut against the forming platform for adjustment through screwing the screws, time and labor are wasted, and when the screws are screwed, the screwing lengths are different, so that the forming platform has a certain height difference, at the moment, the printed objects have a certain error, resulting in waste of production.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a lifting mechanism of an intelligent 3D printer forming platform, which solves the problems that most of the forming platform lifting mechanisms in the existing market adopt a motor to connect a single-side lead screw to drive the platform to move up and down, the lead screw is simple in structure, the lead screw can affect the transmission when being stressed laterally when in work, the size of the lead screw is generally smaller than that of a printed article, so that the lead screw can deform and affect the transmission when printing an article with larger weight, in addition, when the existing forming platform restores to an initial state, the height of the existing forming platform often has a certain error, at the moment, the height needs to be adjusted, and the existing adjusting mode adopts a plurality of screws to abut against the forming platform for adjustment through screwing the screws, so that time and labor are wasted, and when the screws are screwed, the rotary closing lengths are different, so that the forming platform has a certain height difference at each position, and the printed article has a certain error, thereby causing the waste of production.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a lifting mechanism of an intelligent protective housing 3D printer forming platform comprises a base plate, wherein the upper surface of the base plate is fixedly connected with the bottom ends of two groups of first supporting plates, a protective housing is arranged on the upper surface of the base plate, the first supporting plates are connected with the forming platform in a sliding manner, the base plate is fixedly connected with the bottom ends of telescopic rods, the telescopic rods slide with a connecting plate, springs are arranged outside the telescopic rods, a fixing plate is fixedly connected with the top ends of the telescopic rods, the bottom inner wall of the protective housing is fixedly connected with the bottom ends of the two groups of second supporting plates, the top ends of the second supporting plates are rotatably connected with a transverse shaft, the transverse shaft is fixedly connected with a first bevel gear, the first bevel gear is meshed with a second bevel gear, the second bevel gear is fixedly connected with the top end of a connecting shaft, the bottom end of the connecting shaft is fixedly, the cross axle is equipped with the stopper, the front surface of shaping platform is equipped with position sensor, the top of first backup pad is equipped with signal receiver, the top of first backup pad is equipped with the pilot lamp, the upper surface of base plate is equipped with the fixed column, the front portion of first backup pad is equipped with the scale plate.
Preferably, both ends difference fixedly connected with two sets of stoppers about the cross axle, it is two sets of the stopper respectively with gear fixed connection, gear and carriage release lever meshing, the upper surface of base plate and the bottom fixed connection of fixed column, the inside of fixed column is equipped with the recess, both ends difference fixedly connected with two sets of spacing rings about the inner wall of fixed column, spacing ring and carriage release lever sliding connection, the diameter of spacing ring and the diameter looks adaptation of carriage release lever, spacing ring and carriage release lever sliding connection, the surface of carriage release lever is equipped with the rack groove, rack groove and gear engagement.
Preferably, position sensor's output is connected with the input of treater electricity, the output of treater is connected with the input electricity of bee calling organ, the output of treater is connected with the input electricity of motor, the output of treater is connected with the input electricity of pilot lamp, signal receiver's output is connected with the input electricity of treater, the pilot lamp is red LED pilot lamp, and the outside of pilot lamp is provided with the protection casing.
Preferably, a fixing groove is formed in one side, close to the forming platform, of the first supporting plate, the width of the fixing groove is matched with the width of the forming platform, and the left end and the right end of the forming platform are connected with the two groups of fixing grooves in a sliding mode respectively.
Preferably, the upper surface of first backup pad is fixedly connected with bee calling organ, and the pilot lamp is located the top of the first backup pad in left side, and signal receiver is located the top of the first backup pad in right side.
Preferably, the front surface of the forming platform is provided with a placing groove, the size of the placing groove is matched with that of the position sensor, and the placing groove is fixedly connected with the position sensor.
Preferably, the two groups of second supporting plates are symmetrically arranged relative to the connecting shaft, and the two groups of second supporting plates are respectively positioned on one side of the gear, which is close to the connecting shaft.
Preferably, the method further comprises the following steps: the device comprises a humidity sensor, a humidity controller, an electronic dehumidifier and an alarm device;
the humidity sensor is arranged on the upper surface of the forming platform;
the humidity controller is arranged on the left side of the forming platform;
the electronic dehumidifier is arranged on the right side of the forming platform;
the alarm device is arranged on the front side of the substrate;
the humidity controller is connected with the humidity sensor, the electronic dehumidifier and the alarm device;
humidity controller for after the shaping platform received the printing article, through humidity sensor detects the humidity of printing article, and then control the electron dehumidifier is accomplished right the dehumidification operation of printing article, specific working process includes:
the humidity sensor is used for acquiring first humidity of the current printed article;
the humidity controller is used for comparing the first humidity of the printed article with a humidity threshold preset in the humidity controller;
if the first humidity of the printed article is greater than or equal to the humidity threshold value, sending an alarm signal to the alarm device to control the alarm device to alarm;
the humidity controller is also used for controlling the electronic dehumidifier to work after the alarm device gives an alarm to complete the dehumidification operation of the printed article;
the humidity sensor is further used for acquiring second humidity of the printed article after the printed article is dehumidified by the electronic dehumidifier;
the humidity controller is further configured to continue comparing the second humidity to the humidity threshold;
if the second humidity is smaller than the humidity threshold value, controlling the electronic dehumidifier to stop working;
otherwise, controlling the electronic dehumidifier to continue working until the second humidity is smaller than the humidity threshold value.
Preferably, the processor is configured to determine whether the position sensor fails according to a position signal of the forming platform acquired by the position sensor, and the specific working process includes:
the processor is used for acquiring a target area of the forming platform and simultaneously carrying out area division on the target area;
the position sensor is used for acquiring a position signal of each sub-area to form a position signal set;
the signal receiver is used for receiving the position signal set and judging whether the position signal set is in a target area signal set of the forming platform;
and if the position signal set is not in the target area signal set of the forming platform, judging that the position sensor has a fault, and controlling the indicator light to be turned on.
Preferably, the method further comprises the following steps: a position corrector for correcting the position of the optical disk,
the position corrector is placed on the lower side of the forming platform;
the processor is connected with the position corrector;
the processor is further configured to start the position corrector when the position sensor fails, and correct a position value corresponding to a position signal of the forming platform acquired by the position sensor, where a specific correction process includes:
the position corrector is used for acquiring a comprehensive position deviation value between sub-position values corresponding to all position signals of the forming platform (5) acquired by the position sensor and sub-target values corresponding to all target area signals;
wherein A represents the integrated location deviation value, ζ represents a deviation coefficient corresponding to the integrated location deviation value, and n1Representing the total number, ω, of sub-position values corresponding to all position signals of the forming tableiRepresents the transmission speed, T, of the position signal corresponding to the ith sub-position valueiRepresenting the required transit time, n, of the position signal corresponding to the ith sub-position value2Representing the total number of sub-target values corresponding to the target area signal, vjIndicating a target transmission speed, t, of the position signal corresponding to the jth sub-target valuejRepresenting the target transmission time required by the position signal corresponding to the jth sub-target value;
meanwhile, correcting the comprehensive position deviation value of the forming platform measured by the position sensor, and acquiring the final position value of the forming platform measured by the position sensor;
wherein K represents a position correction value of the molding stage measured by the position sensor,
the processor is further configured to compare the obtained final position value with a target position range corresponding to a target area of the molding platform;
if the final position value is within the target position range, indicating that the correction of the comprehensive position deviation value is qualified;
otherwise, the position correction value of the forming platform measured by the position sensor is obtained again until the corresponding final position value is in the target position range corresponding to the target area.
(III) advantageous effects
Compared with the prior art, the invention provides a lifting mechanism of an intelligent 3D printer forming platform, which has the following beneficial effects:
1. this intelligence 3D printer forming platform's elevating system, the motor through setting drives the connecting axle and rotates, make second bevel gear rotate with first bevel gear cooperation, and then first bevel gear drives the cross axle and rotates, the cross axle drives the stopper and rotates, the stopper drives gear revolve, and then gear and carriage release lever cooperation, make the carriage release lever go up and down under the spacing of fixed column, through the cooperation that sets up scale plate and first backup pad, guarantee that forming platform is in the horizontality when can making the stable lift of forming platform, prevent to produce the difference in height.
2. This elevating system of intelligence 3D printer shaping platform sets up about the connecting axle symmetry through two sets of second backup pads, and two sets of second backup pads are located one side that the gear is close to the connecting axle respectively, the bottom of spring and the upper surface fixed connection of base plate, the top of spring and the lower fixed surface of connecting plate are connected, utilize the elasticity of spring to cushion, prevent to go up and down to cause the damage to shaping platform, realize the shock attenuation effect, and shaping platform's front surface is provided with the standing groove, the size of standing groove and position sensor's size looks adaptation, standing groove and position sensor fixed connection, and the standing groove is used for placing position sensor for the stable work of position sensor.
3. The method comprises the steps of acquiring the first humidity of a current printed object through a humidity sensor, comparing the first humidity of the printed object with a humidity threshold value preset in a humidity controller through the humidity controller, enabling the obtained data result to be more effective and real, sending an alarm signal to an alarm device if the first humidity of the printed object is larger than or equal to the humidity threshold value, controlling the alarm device to give an alarm, controlling an electronic dehumidifier to work after the alarm device gives an alarm through the humidity controller, completing dehumidification operation of the printed object, acquiring the second humidity of the printed object after the electronic dehumidifier is dehumidified, and continuing to compare the second humidity with the humidity threshold value, so that the electronic dehumidifier can be determined more accurately when the electronic dehumidifier stops working, and the practicability of the lifting mechanism is improved.
4. The target area of the forming platform is obtained through the processor, meanwhile, the target area is divided, so that position signals of each sub-area can be accurately obtained, whether the position signals are in the target area signal set of the forming platform or not is judged according to the formed position signal set, whether the position sensor breaks down or not is determined, and the durability of the lifting mechanism is improved.
5. The comprehensive position deviation value between the sub-position values corresponding to all position signals of the forming platform acquired by the position sensor and the sub-target values corresponding to all target area signals is acquired through the position corrector, so that the comprehensive position deviation value of the forming platform measured by the position sensor can be accurately corrected, the final position value of the forming platform measured by the position sensor is acquired, and the position correction value of the forming platform measured by the position sensor is compared with the target position range of the current forming platform through the processor, so that whether the correction of the faults of the position sensor is finished or not is efficiently and accurately determined, and the effectiveness of the lifting mechanism is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a rear view of the present invention;
FIG. 3 is a schematic view of a second bevel gear according to the present invention;
FIG. 4 is a cross-sectional structural view of the fixing post of the present invention;
FIG. 5 is a system diagram of the present invention;
FIG. 6 is a schematic view of a humidity control connection according to the present invention;
FIG. 7 is a schematic diagram of a position correction control connection according to the present invention.
In the figure: 1. a substrate; 2. a first support plate; 3. a protective shell; 4. a scale plate; 5. a forming platform; 6. a fixing plate; 7. a buzzer; 8. a signal receiver; 9. an indicator light; 10. a connecting plate; 11. a telescopic rod; 12. a spring; 13. a position sensor; 14. a travel bar; 15. fixing a column; 16. a limiting block; 17. a second support plate; 18. a horizontal axis; 19. a first bevel gear; 20. a connecting shaft; 21. a motor; 22. a gear; 23. a second bevel gear; 24. a limiting ring; 25. a processor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a lifting mechanism of an intelligent protective shell 3D printer forming platform comprises a base plate 1, the upper surface of the base plate 1 is fixedly connected with the bottom ends of two groups of first supporting plates 2, the upper surface of the base plate 1 is provided with a protective shell 3, the first supporting plates 2 are slidably connected with a forming platform 5, the base plate 1 is fixedly connected with the bottom ends of telescopic rods 11, the telescopic rods 11 slide with a connecting plate 10, springs 12 are arranged outside the telescopic rods 11, the top end of each telescopic rod 11 is fixedly connected with a fixing plate 6, the bottom inner wall of the protective shell 3 is fixedly connected with the bottom ends of two groups of second supporting plates 17, the top end of each second supporting plate 17 is rotatably connected with a transverse shaft 18, the transverse shaft 18 is fixedly connected with a first bevel gear 19, the first bevel gear 19 is meshed with a second bevel gear 23, the second bevel gear 23 is fixedly connected with the top end of a connecting shaft 20, the bottom end of the connecting shaft 20 is fixedly connected with the output end of a, the motor 21 is fixedly connected with the inner wall of the bottom of the protective shell 3, the cross shaft 18 is provided with a limiting block 16, a position sensor 13 is arranged on the front surface of the forming platform 5, the position sensor 13 is a KTC-75 position sensor produced by Accuiacy, a buzzer 7 is a DAQM-4206 buzzer produced by Western-Anhui-technology Limited, a signal receiver 8 is arranged at the top of the first supporting plate 2, the signal receiver 8 is a signal receiver produced by Yu spectral communication company and is a fixed column 15L universal version, an indicator lamp 9 is arranged at the top of the first supporting plate 2, a fixed column 15 is arranged on the upper surface of the substrate 1, the fixed column 15 is a FZY-YKDTIK433 processor produced by Ouchun, and the LED indicator lamp is an AD16-22D5 indicator lamp produced by Shanghai Ganmaku.
Specifically, in order to realize the quick adjustment to the 5 height of shaping platform, set up two sets of stopper 16 of both ends difference fixedly connected with about the cross axle 18, two sets of stopper 16 respectively with gear 22 fixed connection, gear 22 and
Specifically, in order to improve the practicability of the device, the output end of the position sensor 13 is electrically connected with the input end of the processor 25, the output end of the processor 25 is electrically connected with the input end of the buzzer 7, the output end of the processor 25 is electrically connected with the input end of the motor 21, the output end of the processor 25 is electrically connected with the input end of the indicator lamp 9, the output end of the signal receiver 8 is electrically connected with the input end of the processor 25, the indicator lamp 9 is a red LED indicator lamp, and the outer side of the indicator lamp 9 is provided with a protective cover.
Specifically, for the removal direction to forming platform 5, set up one side that first backup pad 2 is close to forming platform 5 and seted up the fixed slot, the width of fixed slot and forming platform 5's width looks adaptation, forming platform 5 about both ends respectively with two sets of fixed slot sliding connection.
Specifically, in order to improve the convenience that the device used, the last fixed surface that has set up fixed plate 6 is connected with bee calling organ 7, and pilot lamp 9 is located the top of the first backup pad 2 in left side, and signal receiver 8 is located the top of the first backup pad 2 in right side, makes things convenient for received signal to transmit.
Specifically, for fixing the position sensor 13, the front surface provided with the forming platform 5 is provided with a placing groove, the size of the placing groove is matched with the size of the position sensor 13, the placing groove is fixedly connected with the position sensor 13, and the placing groove is used for placing the position sensor 13, so that the position sensor 13 works stably.
Specifically, in order to realize the shock attenuation effect, set up two sets of second backup pad 17 and set up about connecting axle 20 symmetry, and two sets of second backup pad 17 are located one side that gear 22 is close to connecting axle 20 respectively, the bottom of spring 12 and the last fixed surface of base plate 1 are connected, the top of spring 12 and the lower fixed surface of connecting plate 10 are connected, utilize the elasticity of spring 12 to cushion, prevent to go up and down to cause the damage to forming platform 5.
When the device is used, the processor 25 transmits signals to the motor 21, the motor 21 is started, the first support plate 2 drives the connecting shaft 20 to rotate, the connecting shaft 20 drives the second bevel gear 23 to rotate, the second bevel gear 23 drives the first bevel gear 19 to rotate, the first bevel gear 19 drives the transverse shaft 18 to rotate, the transverse shaft 18 drives the limiting block 16 to rotate, the limiting block 16 drives the gear 22 to rotate, the gear 22 pushes the moving
To sum up, in the lifting mechanism of the intelligent protective housing 3D printer forming platform, the motor 21 is arranged to drive the connecting shaft 20 to rotate, the second bevel gear 23 is rotated in cooperation with the first bevel gear 19, the first bevel gear 19 drives the transverse shaft 18 to rotate, the transverse shaft 18 drives the limiting block 16 to rotate, the limiting block 16 drives the gear 22 to rotate, the gear 22 is matched with the moving rod 14, the moving rod 14 is lifted under the limiting of the fixed column 15, the forming platform 5 can be stably lifted and lowered while the forming platform 5 is kept in a horizontal state to prevent a height difference from being generated by the matching of the scale plate 4 and the first supporting plate 2, the two sets of second supporting plates 17 are symmetrically arranged about the connecting shaft 20, the two sets of second supporting plates 17 are respectively positioned on one side of the gear 22 close to the connecting shaft 20, and the bottom end of the spring 12 is fixedly connected with the upper surface of, the top of spring 12 and the lower fixed surface of connecting plate 10 are connected, utilize the elasticity of spring 12 to cushion, prevent to go up and down to cause the damage to forming platform 5, realize the shock attenuation effect, and forming platform 5's front surface is provided with the standing groove, the size of standing groove and position sensor 13's size looks adaptation, standing groove and position sensor 13 fixed connection, the standing groove is used for placing position sensor 13 for the stable work of position sensor 13.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
The invention provides a lifting mechanism of an intelligent 3D printer forming platform, as shown in figure 6, the lifting mechanism further comprises: the device comprises a humidity sensor, a humidity controller, an electronic dehumidifier and an alarm device;
the humidity sensor is arranged on the upper surface of the forming platform 5;
the humidity controller is arranged on the left side of the forming platform 5;
the electronic dehumidifier is arranged on the right side of the forming platform 5;
the alarm device is arranged on the front side of the substrate 1;
the humidity controller is connected with the humidity sensor, the electronic dehumidifier and the alarm device;
humidity controller for after the shaping platform received the printing article, through humidity sensor detects the humidity of printing article, and then control the electron dehumidifier is accomplished right the dehumidification operation of printing article, specific working process includes:
the humidity sensor is used for acquiring first humidity of the current printed article;
the humidity controller is used for comparing the first humidity of the printed article with a humidity threshold preset in the humidity controller;
if the first humidity of the printed article is greater than or equal to the humidity threshold value, sending an alarm signal to the alarm device to control the alarm device to alarm;
the humidity controller is also used for controlling the electronic dehumidifier to work after the alarm device gives an alarm to complete the dehumidification operation of the printed article;
the humidity sensor is further used for acquiring second humidity of the printed article after the printed article is dehumidified by the electronic dehumidifier;
the humidity controller is further configured to continue comparing the second humidity to the humidity threshold;
if the second humidity is smaller than the humidity threshold value, controlling the electronic dehumidifier to stop working;
otherwise, controlling the electronic dehumidifier to continue working until the second humidity is smaller than the humidity threshold value.
In this embodiment, the alarm device may be a sound, light, vibration, or a sparring combination of the three.
The working principle and the beneficial effects of the technical scheme are as follows: the method comprises the steps of acquiring the first humidity of a current printed object through a humidity sensor, comparing the first humidity of the printed object with a humidity threshold value preset in a humidity controller through the humidity controller, enabling the obtained data result to be more effective and real, sending an alarm signal to an alarm device if the first humidity of the printed object is larger than or equal to the humidity threshold value, controlling the alarm device to give an alarm, controlling an electronic dehumidifier to work after the alarm device gives an alarm through the humidity controller, completing dehumidification operation of the printed object, acquiring the second humidity of the printed object after the electronic dehumidifier is dehumidified, and continuing to compare the second humidity with the humidity threshold value, so that the electronic dehumidifier can be determined more accurately when the electronic dehumidifier stops working, and the practicability of the lifting mechanism is improved.
The invention provides a lifting mechanism of an intelligent 3D printing forming platform, wherein a processor 25 is used for judging whether a position sensor 13 breaks down or not according to a position signal of the forming platform 5 acquired by the position sensor 13, and the specific working process comprises the following steps:
the processor is configured to acquire a target area of the molding platform 5, and perform area division on the target area;
the position sensor 13 is configured to acquire a position signal of each sub-region to form a position signal set;
the signal receiver 8 is configured to receive the position signal set, and at the same time, determine whether the position signal set is in a target area signal set of the molding platform 5;
and if the position signal set is not in the target area signal set of the forming platform 5, judging that the position sensor 13 has a fault, and controlling the indicator light 9 to light.
In this embodiment, the target area may be the area that may be used for acquiring the positioning location for the shaping platform 5.
The working principle and the beneficial effects of the technical scheme are as follows: the target area of the forming platform 5 is obtained through the processor, meanwhile, the target area is divided, so that position signals of each sub-area can be accurately obtained, whether the position signals are in the target area signal set of the forming platform 5 or not is judged according to the formed position signal set, whether the position sensor 13 breaks down or not is determined, and the durability of the lifting mechanism is improved.
The invention provides a lifting mechanism of an intelligent 3D printing forming platform, which comprises the following components as shown in figure 7: a position corrector for correcting the position of the optical disk,
the position corrector is placed at the lower side of the forming platform 5;
the processor 25 is connected with the position corrector;
the processor 25 is further configured to start the position corrector when the position sensor 13 fails, and correct a position value corresponding to the position signal of the forming platform 5 acquired by the position sensor 13, where a specific correction process includes:
the position corrector is used for acquiring a comprehensive position deviation value between sub-position values corresponding to all position signals of the forming platform 5 acquired by the position sensor 13 and sub-target values corresponding to all target area signals;
wherein A represents the integrated location deviation value, ζ represents a deviation coefficient corresponding to the integrated location deviation value, and n1Represents the total number of sub-position values corresponding to all the position signals of the forming table 5, ω represents the transmission speed of the position signal corresponding to the ith sub-position value, TiRepresenting the required transit time, n, of the position signal corresponding to the ith sub-position value2To representThe total number of sub-target values corresponding to the target area signal, vjIndicating a target transmission speed, t, of the position signal corresponding to the jth sub-target valuejRepresenting the target transmission time required by the position signal corresponding to the jth sub-target value;
meanwhile, correcting the comprehensive position deviation value of the forming platform 5 measured by the position sensor 13, and acquiring the final position value of the forming platform 5 measured by the position sensor 13;
wherein K represents a position correction value of the forming table (5) measured by the position sensor (13),
the processor 25 is further configured to compare the obtained final position value with a target position range corresponding to a target area of the forming platform 5;
if the final position value is within the target position range, indicating that the correction of the comprehensive position deviation value is qualified;
otherwise, the position correction value of the forming platform 5 measured by the position sensor 1) is acquired again until the corresponding final position value is within the target position range corresponding to the target area.
In this embodiment, the sub-position value may be the position point of the forming table 5 measured by the current position sensor 13, and the sub-target value may be the actual position point of the forming table 5.
In this embodiment, the target position range may be a circle having a radius of 10mm and having the positioning point of the forming table 5 as the center.
In this embodiment, the integrated positional deviation may be an overall deviation between the plurality of sub-positional values and the plurality of sub-target values.
In this embodiment, the final position value may be a position value obtained by the position sensor 13 after the position sensor 13 has failed and is corrected by the position corrector.
In this embodiment, the transmission speed may be a speed of the current position signal during transmission and a time required for the current position signal during transmission, and the target transmission speed may be a speed at which the position signal is required to be transmitted under normal conditions and a time required for the position signal during transmission under actual conditions.
In this embodiment, the estimated value may be an estimated position to be corrected in the positioning of the shaping table 5 in the correction process, and the estimated time may be a time required to estimate the corrected position.
The working principle and the beneficial effects of the technical scheme are as follows: the comprehensive position deviation value between the sub-position values corresponding to all position signals of the forming platform 5 acquired by the position sensor 13 and the sub-target values corresponding to all target area signals is acquired through the position corrector, so that the comprehensive position deviation value of the forming platform 5 measured by the position sensor 13 can be accurately corrected, the final position value of the forming platform 5 measured by the position sensor 13 is acquired, the position correction value of the forming platform 5 measured by the position sensor 13 is compared with the target position range of the current forming platform 5 through the processor 25, and therefore whether the fault correction of the position sensor 13 is completed or not is efficiently and accurately determined, and further the effectiveness of the lifting mechanism is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
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