CN105172153A - Balance adjusting device and method for 3D printer hot bed - Google Patents
Balance adjusting device and method for 3D printer hot bed Download PDFInfo
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- CN105172153A CN105172153A CN201510721009.6A CN201510721009A CN105172153A CN 105172153 A CN105172153 A CN 105172153A CN 201510721009 A CN201510721009 A CN 201510721009A CN 105172153 A CN105172153 A CN 105172153A
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Abstract
The invention relates to the technical field of 3D printing, in particular to a balance adjusting device and method for a 3D printer hot bed. Three or more positioning points are arranged on the upper surface of the hot bed, and at least three positioning points are not located on the same straight line. The balance adjusting device comprises an upper computer used for controlling an extrusion nozzle of a 3D printer to be moved to a specific position, a microcontroller used for receiving the position information of the extrusion nozzle and the position information of the hot bed positioning points and further controlling the hot bed positioning points to ascend or descend to specific positions, and limit switches arranged at the positions of the hot bed positioning points. When the limit switches and the extrusion nozzle approach within a specific distance or the limit switches are in contact with the extrusion nozzle completely, the limit switches send out the position information of the positioning points to the microcontroller. Compared with an existing manual adjusting method, a micro-control mode is adopted, and the degree of balance between the hot bed of a base of the 3D printer and the plane of a motion path of the extrusion nozzle can be corrected automatically. The device and method have the advantages that the speed is high, precision is high and operation is easy.
Description
Technical field
The present invention relates to 3D printing technique field, particularly a kind of 3D printer hott bed balance regulator and control method.
Background technology
3D printing technique, more and more by the attention of people, is widely used in the field such as processing and manufacturing, Aero-Space, medical treatment reparation, education and scientific research.Current 3D prints drive motors and adopts the mode of Multi-level microstep to substantially increase the resolution ratio of printing, the stepping angle of stepper motor is no longer the principal element affecting 3D printed product precision, real restriction 3D printing precision is the mechanical basic deviation that 3D printing device self forms framework at present, due to 3D printer many employings splicing construction, even if through accurate calibration 3D printing device operation a period of time after, all can there is deviation in various degree in frame for movement, especially 3D printer base hott bed and extrude the deviation of the degree of balance between shower nozzle motion path plane, the precision that 3D prints can be had a strong impact on.
Solution conventional at present all will carry out manual synchronizing to 3D printer hott bed and the mechanical deflection extruding shower nozzle motion path plane before being each printing, as, existing bearing calibration prints PC control software by 3D, controlling printing head moves to above four angles on base hott bed (for hott bed surface for rectangle) surface respectively, an anchor point is chosen at four angles respectively, the anchor point at every angle, the correction of this some height is completed by the mode of manual adjustment goat's horn nut herein, by the balance that the mode four of four angles anchor points and printing head distance are consistent is guaranteed 3D printer base hott bed and extruded between shower nozzle motion path plane.But the most I of the existing every layer thickness of 3D printing technique reaches 0.02mm, even if for the printing precision of 0.3mm, also far beyond the scope that human eye can be estimated, so the equilibrium problem that the method that existing end user's eyes surveys leveling effectively can not solve 3D printer base hott bed surface and extrude between shower nozzle.
Summary of the invention
To the object of the invention is to overcome in prior art 3D printer hott bed needs by manually carrying out degree of balance correction, thus do not reach the problem of aimed at precision, the 3D printer hott bed balance regulator that a kind of limit switch adopting microprocessor combination to be arranged on anchor point corrects to carry out the described hott bed degree of balance is provided.
This 3D printer hott bed balance regulator, described hott bed upper surface is provided with the anchor point of more than three, and wherein at least three anchor points are not on the same line; Comprise,
Host computer, control 3D printer is extruded shower nozzle and is moved to assigned address;
Microcontroller, receives and extrudes nozzle position information and hott bed locating point position information, and controls the rising of hott bed anchor point or drop to assigned address;
Limit switch, is arranged on hott bed anchor point place; Described limit switch with described extrude shower nozzle be close to distance to a declared goal within or contact completely time, send locating point position information to described microcontroller.
Well-known, described hott bed anchor point moves up and down and need be provided with power set and transmission device in below below described hott bed locating point position or near anchor point, and the order that described power set can receive described microcontroller drives hott bed anchor point to rise or declines.
Extrude shower nozzle motion described in described PC control and rely on the mode loading G-code file, by simulating the mode of print procedure, the position of shower nozzle is extruded described in control, record the coordinate information of hott bed anchor point in G-code file, thus host computer directly can control to extrude shower nozzle moves to above anchor point; Because current 3D printer is extruded, shower nozzle motion adopts high accuracy stepper motor, its control accuracy can reach 0.02mm, the contact area of the limit switch at anchor point place is about 2mm*2mm, and therefore host computer easily can will extrude shower nozzle controlled motion to any given position by which; In addition for balance adjustment G-code file (containing each anchor point coordinate information) can once write, repeatedly use.
Usually, the hott bed upper surface shape of 3D printer is regular polygon, as rectangle, rhombus etc.; When the hott bed upper surface shape of 3D printer is regular polygon, described anchor point preferably at the summit place of regular polygon, as four summits of rectangle, rhombus; As 3D printer hott bed upper surface be circular time, described anchor point is preferably evenly distributed on the inscribe polygon vertex place of hott bed rounded upper surface; When described 3D printer hott bed surface be irregularly shaped, regular polygon or circular time, described anchor point meets at 3 can not realize goal of the invention point-blank equally.
Further, described limit switch is contact-making switch; Itself and hott bed upper surface are in same plane
Further, described microprocessor is connected with the described feed stepper motor extruding shower nozzle, and when charge motion made by the described feed stepper motor extruding shower nozzle, it to send to described microprocessor with the form of pulse signal and extrudes nozzle position information; Or,
Described shower nozzle head positional information of extruding is sent to described microprocessor by described host computer.
Preferably, described host computer be PC hold host computer, hand-held touch-screen host computer, LCD button host computer or other any realize operating extrude the device that shower nozzle makes controlled motion, in some embodiments, the host computer mentioned in the present invention and microprocessor accessible site are integrated.
Further, described microcontroller comprises at least one receiving port and at least one control output end mouth; Described receiving port is used for reception and extrudes nozzle position information and/or hott bed locating point position information; Described control output end mouth rises for controlling hott bed anchor point or declines.
Further, described microprocessor comprises reception of impulse port locating point position receives information port identical with anchor point quantity and the control output end mouth identical with anchor point quantity;
Described reception of impulse port for receive extrude impulse form that shower nozzle sends extrude nozzle position information;
Each locating point position receives information port respectively with each anchor point one_to_one corresponding, and receive the locating point position information of corresponding anchor point;
Each control output end mouth respectively with each anchor point one_to_one corresponding, and control rising or the decline of each anchor point respectively.
Further, the power set of below are stepper motor below described hott bed locating point position or near locating point position; Described stepper motor accepts the control of described micro-process, drives described hott bed anchor point to rise or decline by transmission device; Preferably, described transmission device is drive screw; In the present invention, realize the stepper motor employing Multi-level microstep mode that hott bed anchor point rises or declines, the drive screw transmission of simultaneously selecting pitch less regulates hott bed height, has higher control accuracy.
But what should state is; anyly realize that anchor point rises, the device that declines or method all can be applicable to hott bed anchor point and sentence and realize goal of the invention of the present invention, therefore scope comprises but do not limit the device driving anchor point to rise or to decline is stepper motor.
Further, after described microprocessor receives and extrudes nozzle position information, according to the positional information extruding shower nozzle, the hott bed anchor point controlling correspondence position rises, until described limit switch is close to distance to a declared goal with described shower nozzle of extruding or contacts completely.
Further, after microprocessor receives locating point position information, stop this anchor point lifting operations, and control this anchor point and drop to assigned address or decline distance to a declared goal.
The present invention provides a kind of 3D printer hott bed balance adjusting method simultaneously,
PC control is extruded shower nozzle and is moved to assigned address;
After extruding shower nozzle arrival assigned address, microprocessor obtains and extrudes nozzle position information;
The Microprocessor S3C44B0X hott bed anchor point corresponding with extruding nozzle position rises, until the limit switch being arranged on anchor point with described extrude shower nozzle be close to distance to a declared goal within or contact completely time, described limit switch sends locating point position information to described microcontroller;
This hott bed anchor point decline distance to a declared goal of Microprocessor S3C44B0X.
Further, described in extrude shower nozzle and first rise after specified altitude assignment (when starting as corrected, first rise 3mm), then move to assigned address in a plane.This first rising certain altitude carries out the mode of movement again in a plane, effectively can avoid the non-controlling mechanical collision extruding shower nozzle and hott bed in self-regulating process.
compared with prior art, beneficial effect of the present invention:
1) for existing 3D printer hott bed regulative mode, the present invention is by loading the mode of G-code file, and simulation print procedure, directly uses self-leveling mode to carry out the adjustment of the hott bed degree of balance, have governing speed fast, operate succinct advantage.And G-code file is once write, and repeatedly uses.
2) compared with estimating mode with existing human eye, use micro-stepping driving of stepping motor in preferred version of the present invention and select the less drive screw of pitch to regulate hott bed anchor point height, combined high precision limit switch, realize 3D printer base hott bed and extrude the fine adjustment of the degree of balance between shower nozzle motion path plane, more existing human eye range estimation regulative mode, has higher accuracy.
3) independent microcontroller is used to control hott bed balance regulator, modularized design, the debugging of more convenient device and maintenance.
4) G-code code carries out custom programming by fixed point, the one by one form of send statement.By the mode of path setting, effectively prevent the mechanical collision in self-regulating process.
5) directly with the fortune merit plane of printing head for reference to (instead of horizontal plane), ensure that 3D printer hott bed and extrude the balance between shower nozzle motion path plane.
Compared with existing control method manually, the present invention adopts microcontrolled mode, automatically completes 3D printer base hott bed and extrudes the correction of the degree of balance between shower nozzle motion path plane.Have speed fast, precision is high, advantage simple to operate.
Accompanying drawing illustrates:
Fig. 1 is 3D printer hott bed balance regulator structured flowchart in the embodiment of the present invention 1
Fig. 2 is microprocessor architecture block diagram in the embodiment of the present invention 1.
Fig. 3 extrudes shower nozzle mobile route top view in the embodiment of the present invention 1.
Fig. 4 is 3D printer hott bed balance regulator operational diagram in the embodiment of the present invention 1.
Fig. 5 is 3D printer hott bed balance regulator structured flowchart in embodiment 2.
Fig. 6 is 3D printer hott bed balance adjusting method flow chart in the embodiment of the present invention 3.
In figure: 1-host computer, 2-microprocessor, 3-extrudes shower nozzle, 4-hott bed, 41-limit switch, A-first anchor point, B-second anchor point, C-the 3rd anchor point, D-the 4th anchor point, 42-anchor point stepper motor, 421-first anchor point stepper motor, 422-second anchor point stepper motor, 423-the 3rd anchor point stepper motor, 424-the 4th anchor point stepper motor.
Detailed description of the invention
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.But this should be interpreted as that the scope of the above-mentioned theme of the present invention is only limitted to following embodiment, all technology realized based on content of the present invention all belong to scope of the present invention.
embodiment 1:as shown in Figures 1 to 4, it is the 3D printer hott bed balance regulator of rectangle for hott bed upper surface that the present embodiment provides a kind of, four summits place of the rectangular top surface of the hott bed of described 3D printer arranges an anchor point respectively, and it is called after first anchor point A, the second anchor point B, the 3rd anchor point C, the 4th anchor point D respectively; Meanwhile, each anchor point is provided with a limit switch 41; In the present embodiment, described limit switch 41 is contact-making switch (as voltage sensitive sensor, or other can pass through the switching device of contact triggering signal); Itself and hott bed upper surface are in same plane, when the contact-making switch being arranged on each anchor point with anchor point rise touch described in extrude shower nozzle 3 time, described contact-making switch is triggered, and sends signal to described microprocessor 2; As in the present embodiment, be respectively arranged with the first limit switch 41, second limit switch 41, the 3rd limit switch 41 and the 4th limit switch 41 at the first anchor point A, the second anchor point B, the 3rd anchor point C and the 4th anchor point D place.
Described balance regulator also comprises,
Host computer 1, control 3D printer is extruded shower nozzle 3 and is moved to assigned address; This assigned address is generally directly over each anchor point.
In some embodiments, when extruding shower nozzle 3 and arriving assigned address (top as any one point of the first anchor point A, the second anchor point B, the 3rd anchor point C or the 4th anchor point D), to be sent to microcontroller 2 by host computer 1 and extrude shower nozzle 3 positional information (this is extruded shower nozzle 3 positional information and extrudes shower nozzle 3 described in microprocessor 2 arrived this assigned address for telling);
And in the present embodiment, by picking out and go between and be connected to microcontroller 2 extruding shower nozzle 3 feed stepper motor place; Extrude after shower nozzle 3 arrives assigned address described in controlling when host computer 1, control described feed stepper motor and make charge motion, thus extrude shower nozzle 3 feed stepper motor and send a pulse signal by lead-in wire; After described microprocessor 2 receives this pulse signal, namely determine that extruding shower nozzle 3 arrives assigned address.Further, in the present embodiment, microcontroller 2 counts the pulse signal received, and by the pulse signal quantity that receives and anchor point one_to_one corresponding, judges that current shower nozzle 3 of extruding is positioned at above which anchor point by the pulse signal quantity received; As, when extruding shower nozzle 3 and arriving above the first anchor point A, send pulsatile once signal, in microprocessor 2, pulse count signal is 1, show that extruding shower nozzle 3 has arrived information above the first anchor point A; When extruding shower nozzle 3 and arriving above the second anchor point B, again send pulsatile once signal, microprocessor 2 second time receives pulse signal, and pulse count signal is 2, show that extruding shower nozzle 3 has reached information above the second anchor point B; When extruding shower nozzle 3 and arriving above the 3rd anchor point C, again send pulsatile once signal, microprocessor 2 third time receives pulse signal, and pulse count signal is 3, show that extruding shower nozzle 3 has reached information above the 3rd anchor point C; When extruding shower nozzle 3 and arriving above the 4th anchor point D, again send pulsatile once signal, microprocessor 2 receives pulse signal the 4th time, and pulse count signal is 4, show that extruding shower nozzle 3 has reached information above the 4th anchor point D.
Microcontroller 2, receives and extrudes shower nozzle 3 positional information and hott bed locating point position information, and controls the rising of hott bed anchor point or drop to assigned address; In the present embodiment, as shown in Figure 2, described microprocessor comprises a reception of impulse port, four locating point position receives information ports and four control output end mouths; The pulse signal that described reception of impulse port sends for extruding shower nozzle 3 described in receiving; Described microcontroller 2 judges currently to extrude the top which anchor point shower nozzle 3 is positioned at by the counting of the pulse signal received, and carries out lifting operations to this anchor point; Described four locating point position receives information ports are connected with the contact-making switch of four anchor points respectively; When any one anchor point contact-making switch with anchor point rise to extrude shower nozzle 3 contact time, this contact-making switch triggers, and send signal (this signal i.e. this locating point position information) to described microprocessor 2, after the relevant position receives information port of microprocessor 2 receives this signal, control corresponding anchor point by corresponding control output end mouth to stop rising, then decline distance to a declared goal, as decline 3mm; It should be noted, this dropping distance should be arranged as required, and it can be 0.
Should note, described host computer 1 to control to extrude in the process that shower nozzle 3 moves to above four anchor points successively (as shown in Figure 3, this process can be, the second anchor point B is moved to from the first anchor point A, moving to the 3rd anchor point C, finally move to the 4th anchor point D), described in extrude shower nozzle 3 all the time in same plane; Described shower nozzle 3 of extruding often arrives an anchor point, then described microcontroller 2 controls this and is arranged on stepper motor below this anchor point and rises, and contacts with described shower nozzle 3 of extruding to make the trigger switch at this anchor point place; When described trigger switch is extruded after shower nozzle 3 contacts with described, signal (this signal i.e. locating point position information of this anchor point) is sent to described microprocessor 2, described microprocessor 2 stops rising after receiving this signal, and make this anchor point decline distance to a declared goal (individual in the present embodiment by controlling stepper motor below this anchor point, four anchor points with extrude after shower nozzle 3 contacts, all decline 3mm) with extrude shower nozzle 3 and depart from; Because described shower nozzle 3 of extruding for move in a plane, therefore after four anchor points of hott bed 4 all complete above-mentioned steps, its upper surface can realize and extrude the parallel of shower nozzle 3 plane of movement, namely completes the balance adjustment of hott bed 4.
Further, for avoid extruding shower nozzle 3 when moving in parallel and hott bed 4 occur unplanned in the mechanical collision of (or non-controlling), described host computer 1 is extruded shower nozzle 3 and is first moved in parallel after rising distance to a declared goal again described in control, as, extrude shower nozzle 3 3mm that rises described in host computer 1 first controls and moving in parallel above anchor point; The general lifting operations extruding shower nozzle 3 occurs in initial point place as shown in Figure 3; Because Fig. 3 is for overlooking displacement diagram, therefore it is failed to show and extrudes shower nozzle 3 and move in the rising of initial point place vertical direction.
In addition, in the present embodiment, realize the stepper motor employing Multi-level microstep mode that hott bed anchor point rises or declines, select the less drive screw of pitch to control to adjust hott bed anchor point as transmission device simultaneously, there is higher control accuracy, well-known, the stepper motor realizing the rising of hott bed anchor point or decline includes driving chip, and described microcontroller 2 realizes the control to stepper motor by this driving chip.
In the present embodiment, extrude shower nozzle 3 motion described in described host computer 1 controls and rely on the mode loading G-code file, by simulating the mode of print procedure, the position of shower nozzle 3 is extruded described in control, record the coordinate information of hott bed anchor point in G-code file, thus host computer 1 directly can control to extrude shower nozzle 3 moves to above anchor point; Extrude shower nozzle 3 due to current 3D printer and move to adopt high accuracy stepper motor more, its control accuracy can reach 0.02mm, the contact area of the limit switch 41 at anchor point place is about 2mm*2mm, and therefore host computer 1 easily can will extrude shower nozzle 3 controlled motion to any given position by which; In addition for balance adjustment G-code file (containing each anchor point coordinate information) can once write, repeatedly use.
In the present embodiment, described microcontroller 2 can realize with 51 single-chip microcomputers, AVR, STM32 or ARM.Meanwhile, described host computer can for PC hold host computer, hand-held touch-screen host computer, LCD button host computer or other any realize operating extrude shower nozzle and make one in the device of controlled motion.
It should be noted that in some embodiments, the function of the host computer mentioned in the present invention and the function of microprocessor can adopt same device to realize.
embodiment 2:the present embodiment is still for the 3D printer hott bed that hott bed upper surface is rectangle, the present embodiment and embodiment 1 difference are, extrude shower nozzle 3 described in described host computer 1 controls to reach after above anchor point, to be sent to described microprocessor 2 by host computer 1 and extrude shower nozzle 3 positional information; It should be noted, in this nozzle position information and embodiment 1, difference is, shower nozzle 3 positional information of extruding in embodiment 1 is only a pulse pulse signal, by the counting of return pulse signal, microprocessor 2 judges that current shower nozzle 3 of extruding is positioned at above which anchor point; And in this enforcement, extrude shower nozzle 3 positional information and also comprise anchor point number information, namely host computer 1 is extruded while shower nozzle 3 arrives above anchor point at notice microprocessor 2, can inform that the current shower nozzle 3 of extruding of microprocessor 2 is positioned at above which anchor point, as shown in Figure 5, in the present embodiment, described microprocessor 2 only comprises an anchor point control port and a locating point position receives information port; This anchor point control port is connected with the stepper motor of all anchor points simultaneously; What microprocessor 2 was sent by host computer 1 extrudes shower nozzle 3 positional information and judges which anchor point stepper motor of concrete operations, and judgement is the locating point position information that the limit switch 41 of which anchor point is sent.
Simultaneously, in the present embodiment, the described limit switch 41 being arranged on anchor point is magnet-sensitive switchs, in the present embodiment, extrude on shower nozzle 3 and magnet is set, when anchor point rise up to extrude shower nozzle 3 reach in certain distance time, described magnet-sensitive switch is triggered and sends signal (locating point position information) to described microprocessor; Microprocessor 2 stops this anchor point lifting operations after receiving this signal.
embodiment 3:the present embodiment provides a kind of 3D printer hott bed balance adjusting method for the rectangle hott bed mentioned in embodiment 1,
Host computer 1 controls to extrude shower nozzle 3 and moves to assigned address;
Extrude after shower nozzle 3 arrives assigned address, microprocessor obtains and extrudes shower nozzle 3 positional information;
The Microprocessor S3C44B0X hott bed anchor point corresponding with extruding shower nozzle 3 position rises, until the limit switch 41 being arranged on anchor point with described extrude shower nozzle 3 be close to distance to a declared goal within or contact completely time, described limit switch 41 sends locating point position information to described microcontroller 2;
This hott bed anchor point decline distance to a declared goal of Microprocessor S3C44B0X.
Further, described in extrude shower nozzle 3 and first rise after specified altitude assignment (when starting as corrected, first rise 3mm), then move to assigned address in a plane.This first rising certain altitude carries out the mode of movement again in a plane, effectively can avoid extruding (or non-controlling) mechanical collision of the unplanned property of shower nozzle 3 and hott bed 4 in self-regulating process.
Concrete, the treatment step of microprocessor as shown in Figure 6:
S101: step-by-step counting in microcontroller 2 is set to 0;
S102: microcontroller 2 receives pulse signal, and pulse signal adds 1:
S103: corresponding anchor point rises; This operation realizes by controlling corresponding anchor point stepper motor, as when extruding shower nozzle at the first anchor point A, operates the first anchor point stepper motor 421 to realize rising, the decline of corresponding anchor point; When extruding shower nozzle at the second anchor point B, operate the second anchor point stepper motor 422 to realize rising, the decline of corresponding anchor point; When extruding shower nozzle at the 3rd anchor point C, operation the 3rd anchor point stepper motor 423 realizes rising, the decline of corresponding anchor point; When extruding shower nozzle at the 4th anchor point D, operation the 4th anchor point stepper motor 424 realizes rising, the decline of corresponding anchor point;
S104: judge whether this anchor point limit switch 41 triggers, as otherwise keep S103 lifting operations, in this way, enter step S105;
S105: stop this anchor point to rise and the distance to a declared goal that declined by locating point position, in the present embodiment, dropping distance is 3mm.
S106: judging whether to receive new pulse signal, as received, being back to step S102; Otherwise wait timeout terminates.
Further, while processor carries out above-mentioned processing procedure, host computer 1 performs following operation:
S201: perform front and back in step S101, extrude shower nozzle 3 described in control and move to origin position as shown in Figure 3, this origin position is not above hott bed 4; Host computer 1 controls to extrude shower nozzle 3 and to rise distance to a declared goal, to avoid follow-uply extruding when shower nozzle 3 moves to above hott bed 4 and hott bed 4 sends uncontrolled mechanical collision;
S202: will extrude shower nozzle 3 and move to above the first anchor point A according to predefined paths, controls to extrude shower nozzle 3 and make charge motion, thus described in extrude shower nozzle 3 feed stepper motor send a pulse signal to microprocessor;
By the mode of setting G-code file, control to extrude shower nozzle 3 to move to the spended time above the first anchor point A from initial point and extrude shower nozzle 3 and stay time above the first anchor point A, in the present embodiment, extruding shower nozzle 3 time on each anchor point of staying is set as 5S; Meanwhile, microprocessor, after receiving a step-by-step counting, will ignore the pulse signal again received in following 5S; Namely microprocessor is after receiving a pulse signal, ignores other pulse signals extruded shower nozzle 3 and send in the time of staying above same anchor point.
S203: control to extrude shower nozzle 3 and move to above the second anchor point B in same plane, controls to extrude shower nozzle 3 and makes charge motion and stop 5s;
S204: control to extrude shower nozzle 3 and move to above the 3rd anchor point C in same plane, controls to extrude shower nozzle 3 and makes charge motion and stop 5s;
S205: control to extrude shower nozzle 3 and move to above the 4th anchor point D in same plane, controls to extrude shower nozzle 3 and makes charge motion and stop 5s;
S206: operation stops or controlling to extrude after shower nozzle 3 returns initial point operating stopping.
It should be noted, as shown in Figure 4, in the present invention, the stepper motor of described control anchor point rise and fall is not limited to immediately below anchor point, as long as it is positioned at position near anchor point, anchor point rise and fall can be driven to realize goal of the invention.Need declare, because anchor point is only the region (being provided with limit switch in this region) delimited on hott bed, therefore in the present invention, the description of any rising about anchor point, decline all refers to rising or the decline of the hott bed comprising this region.
In addition, this invention not can be used only on 3D printer, any employing shower nozzle, there is the device of plane operation platform, as industrial point gum machine, industrial filature etc., all can apply device and method provided by the invention and balance adjustment is carried out to plane operation platform and shower nozzle plane of movement, thus improve homework precision and product yield.
Claims (10)
1. a 3D printer hott bed balance regulator, described hott bed upper surface is provided with the anchor point of more than three, and wherein at least three anchor points are not on the same line; It is characterized in that, comprise,
Host computer, control 3D printer is extruded shower nozzle and is moved to assigned address;
Microcontroller, receives and extrudes nozzle position information and hott bed locating point position information, and controls the rising of hott bed anchor point or drop to assigned address;
Limit switch, is arranged on hott bed anchor point place; Described limit switch with described extrude shower nozzle be close to distance to a declared goal within or contact completely time, send locating point position information to described microcontroller.
2. 3D printer hott bed balance regulator as claimed in claim 1, it is characterized in that, described limit switch is contact-making switch; Itself and hott bed upper surface are in same plane.
3. 3D printer hott bed balance regulator as claimed in claim 1, it is characterized in that, described microprocessor is connected with the described feed stepper motor extruding shower nozzle, when charge motion made by the described feed stepper motor extruding shower nozzle, it to send to described microprocessor with the form of pulse signal and extrudes nozzle position information; Or,
Described nozzle position information of extruding is sent to described microprocessor by described host computer.
4. 3D printer hott bed balance regulator as claimed in claim 1, it is characterized in that, described microcontroller comprises at least one receiving port and at least one control output end mouth; Described receiving port is used for reception and extrudes nozzle position information and/or hott bed locating point position information; Described control output end mouth rises for controlling hott bed anchor point or declines.
5. 3D printer hott bed balance regulator as claimed in claim 4, it is characterized in that, described microprocessor comprises reception of impulse port locating point position receives information port identical with anchor point quantity and the control output end mouth identical with anchor point quantity;
Described reception of impulse port for receive extrude impulse form that shower nozzle sends extrude nozzle position information;
Each locating point position receives information port respectively with each anchor point one_to_one corresponding, and receive the locating point position information of corresponding anchor point;
Each control output end mouth respectively with each anchor point one_to_one corresponding, and control rising or the decline of each anchor point respectively.
6. 3D printer hott bed balance regulator as claimed in claim 1, it is characterized in that, described hott bed locating point position is provided with stepper motor and transmission device; Described stepper motor accepts the control of described micro-process, and drives described hott bed anchor point to rise by transmission device or decline.
7. 3D printer hott bed balance regulator as claimed in claim 1, it is characterized in that, after described microprocessor receives and extrudes nozzle position information, according to the positional information extruding shower nozzle, the hott bed anchor point controlling correspondence position rises, until described limit switch is close to distance to a declared goal with described shower nozzle of extruding or contacts completely.
8. 3D printer hott bed balance regulator as claimed in claim 7, is characterized in that, after microprocessor receives locating point position information, stop this anchor point lifting operations, and controls this anchor point and drop to assigned address or decline distance to a declared goal.
9. a 3D printer hott bed balance adjusting method, is characterized in that,
PC control is extruded shower nozzle and is moved to assigned address;
After extruding shower nozzle arrival assigned address, microprocessor obtains and extrudes nozzle position information;
The Microprocessor S3C44B0X hott bed anchor point corresponding with extruding nozzle position rises, until the limit switch being arranged on anchor point with described extrude shower nozzle be close to distance to a declared goal within or contact completely time, described limit switch sends locating point position information to described microcontroller;
This hott bed anchor point decline distance to a declared goal of Microprocessor S3C44B0X.
10. 3D printer hott bed balance adjusting method as claimed in claim 9, is characterized in that, described in extrude shower nozzle first rising specified altitude assignment after, then move to assigned address in a plane.
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| CN106956435A (en) * | 2017-04-18 | 2017-07-18 | 千寻位置网络有限公司 | 3D printing system and its Method of printing |
| CN108081594A (en) * | 2018-01-26 | 2018-05-29 | 威海彩悦自动化设备股份有限公司 | A kind of platform automatic leveling device of 3D printer |
| CN110893684A (en) * | 2019-12-16 | 2020-03-20 | 三峡大学 | Leveling device applied to 3D printer hot bed |
| CN112180793A (en) * | 2020-09-30 | 2021-01-05 | 深圳市千里智能控制科技有限公司 | Multi-shaft and multi-nozzle ink-jet controller |
| CN113925109A (en) * | 2021-11-02 | 2022-01-14 | 中山东菱威力电器有限公司 | Extrusion position control method of ice cream product |
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| CN106956435A (en) * | 2017-04-18 | 2017-07-18 | 千寻位置网络有限公司 | 3D printing system and its Method of printing |
| CN106956435B (en) * | 2017-04-18 | 2019-05-07 | 千寻位置网络有限公司 | 3D printing system and its Method of printing |
| CN108081594A (en) * | 2018-01-26 | 2018-05-29 | 威海彩悦自动化设备股份有限公司 | A kind of platform automatic leveling device of 3D printer |
| CN110893684A (en) * | 2019-12-16 | 2020-03-20 | 三峡大学 | Leveling device applied to 3D printer hot bed |
| CN112180793A (en) * | 2020-09-30 | 2021-01-05 | 深圳市千里智能控制科技有限公司 | Multi-shaft and multi-nozzle ink-jet controller |
| CN113925109A (en) * | 2021-11-02 | 2022-01-14 | 中山东菱威力电器有限公司 | Extrusion position control method of ice cream product |
| CN113925109B (en) * | 2021-11-02 | 2023-12-05 | 中山东菱威力电器有限公司 | Extrusion position control method for ice cream product |
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