CN107097407A - The method of the shower nozzle working condition of intelligent monitoring 3D printing, using and device - Google Patents
The method of the shower nozzle working condition of intelligent monitoring 3D printing, using and device Download PDFInfo
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- CN107097407A CN107097407A CN201710511131.XA CN201710511131A CN107097407A CN 107097407 A CN107097407 A CN 107097407A CN 201710511131 A CN201710511131 A CN 201710511131A CN 107097407 A CN107097407 A CN 107097407A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y50/00—Data acquisition or data processing for additive manufacturing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y50/00—Data acquisition or data processing for additive manufacturing
- B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
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Abstract
The invention discloses a kind of method of the shower nozzle working condition of intelligent monitoring 3D printing, using and device, for the materials such as hydrogel 3D printing for improve print success rate demand, construct intelligent monitoring 3D printing form and be put into method and apparatus structure.The present invention includes shower nozzle monitoring circuit, CPU control units, photosensitive sensor module, adjusting means, feeding device towards the intelligent monitor system of conducting gel layer 3D printing.The present invention monitors print procedure in real time by shower nozzle monitoring circuit, adjusted in time when failure sends a signal to CPU element so that intelligent monitoring shower nozzle discharging situation is possibly realized, improve printing success rate, so as to improve print quality, the 3D printing product for meeting given requirements is produced.
Description
Technical field
The present invention relates to a kind of 3D printing technique, using and device, more particularly to a kind of intelligent 3D printing technique, application
And device, applied to increases material manufacturing technology field.
Background technology
In recent years, 3D printing technique is gradually dissolved into daily life.3D printing technique is one kind with numeral
Based on model file, the rapid shaping technique of three-dimensional body is manufactured by way of being successively superimposed.It is in industrial design, doctor
The fields such as aviation, precision manufactureing, biological manufacture are treated to be widely used.
Hydrogel material is a kind of extensive new bio medical material of current application, and the material has good biofacies
Capacitive, can be used for organizing to contact with people, is widely used in biological medicine, organizational project and biological 3D printing field.While water
Gel rubber material also has critically important application in fields such as medicine controlled releasing, cell culture.Added using in Self-Assembled
The method of biologically active gene has played critically important effect in regenerative medicine field.And hydrogel material source is rich
Richness, it is cheap.Hydrogel is a kind of gel using water as decentralized medium, therefore passes through mixed water-setting in actual use
Glue material is respectively provided with electric conductivity.Research of the hydrogel material in biological manufacture field is more and more important, but this kind of material is being beaten
Easily it is swelled, deforms during print, shape relatively difficult, it would be highly desirable to find the solution of printing, wherein shower nozzle part
Design is one of key.
During the 3D printing of hydrogel material, the normal critically important ring for being to ensure that print quality of shower nozzle discharging
Section, if the abnormal drop that shower nozzle can be caused to block, expansion is easily formed at nozzle of discharging, if carried out not in time to feeding machanism
Adjustment, it will have a strong impact on print quality, even results in printing failure.Traditional monitoring is mainly to identify by human eye
Whether material is normal, and monitoring difficulty is larger, therefore this just proposes requirement to the intelligent monitoring that hydrogel material prints form, develops
A kind of method and apparatus for the shower nozzle working condition for monitoring 3D printing turn into technical problem urgently to be resolved hurrily.
The content of the invention
In order to solve prior art problem, it is an object of the present invention to overcome the deficiencies of the prior art, and to provide one kind
The method of the shower nozzle working condition of intelligent monitoring 3D printing, using and device, meet the 3D printings of the materials such as hydrogel for
The demand of printing success rate is improved, intelligent monitoring 3D printing form is constructed and is put into method and apparatus structure, can in real time monitor and beat
Print process, is adjusted so that intelligent monitoring shower nozzle discharging situation is possibly realized, and is improved in time if occurring mistake in print procedure
Success rate is printed, the 3D printing product for meeting given requirements is produced.
To reach that foregoing invention creates purpose, the present invention uses following technical proposals：
A kind of method of the shower nozzle working condition of intelligent monitoring 3D printing, in the nozzle advanced position of the shower nozzle of 3D printer
Place sets tool shower nozzle monitoring circuit jaggy, and the breach of shower nozzle monitoring circuit is not constituted the barrier for stopping that nozzle normally discharges
Hinder；LED is accessed in shower nozzle monitoring circuit, and light sensor device is set, light sensor device detects LED in real time
The luminance signal of luminescent device, collection signal is sent to master controller；Master controller is calculated according to the signal of reception
And signal transacting, by controlling the feeding device of 3D printer, adjust the discharge state of the shower nozzle of 3D printer；Work as light sensor
When device senses that LED lights, master controller judges that shower nozzle monitoring circuit is turned on, and draws before the nozzle of shower nozzle
The conclusion of the conductive drop of expansion has been formed at along position, the abnormality that broken down when shower nozzle is discharged is identified, this
When master controller send control signal control feeding device, make at the nozzle advanced position of shower nozzle formed expansion conduction liquid
Drop disappears, and excludes the fail operation state of 3D printer, makes 3D printing progress working properly.
A kind of application of the method for the shower nozzle working condition of intelligent monitoring 3D printing of the present invention, can be towards hydrogel material 3D
Print job carries out intelligent monitoring.
A kind of intelligent monitor system towards conducting gel layer 3D printing, mainly includes CPU control units, 3D printer
Feeding device and shower nozzle and power end, the discharging opening of feeding device is connected with the tube chamber import of shower nozzle, CPU control units
The Charge motion of feeding device is controlled, feeding device carries out discharging work by shower nozzle, and power end is that each electronic device is supplied
Electricity, intelligent monitor system also includes sensing device, and sensing device controls the discharge state information of the shower nozzle collected to CPU single
Member transmission, sensing device is mainly made up of shower nozzle monitoring circuit, LED, photosensitive sensor module and power end, and shower nozzle is monitored
Loop includes ground connection terminal circuit and sensing operating circuit two parts composition, wherein one end of ground connection terminal circuit is connected with earth terminal,
The other end of ground connection terminal circuit is arranged on the first open end of formation at the nozzle location of the shower nozzle of 3D printer, and senses work electricity
The one end on road is electrically connected with power end, and the other end of sensing operating circuit is arranged on shape at the nozzle location of the shower nozzle of 3D printer
Into the second open end, LED is arranged in shower nozzle monitoring circuit as photoelectric cell, ground connection terminal circuit and sensing operating circuit
Two open ends are arranged in non-contacting form at the nozzle location of the shower nozzle of 3D printer, in ground connection terminal circuit and sensing work
Make to form the loop breach that a circuit disconnects between two open ends of circuit, the nozzle of the shower nozzle of and if only if 3D printer
At advanced position during the conductive drop of formation expansion, and when ground connection terminal circuit and sense two open ends of operating circuit simultaneously
When being infiltrated with conductive drop, then electrically connect ground connection terminal circuit and two open ends of sensing operating circuit, and then make spray
Head monitoring circuit forms conductive path between earth terminal and power end, so that shower nozzle monitoring circuit formation circuit closure is conductive
Operating circuit, now LED then light；Photosensitive sensor module and LED are installed together, the signal of photosensitive sensor module
Output end is connected with the corresponding signal end of CPU control units, and photosensitive sensor module sends live signal to CPU control units,
CPU control units are obtained a result by calculating and analyzing and send control instruction, the Charge motion of feeding device is controlled
System, photosensitive sensor module is used for detecting whether LED lights, and then detection judges whether shower nozzle monitoring circuit turns on, and works as light
When dependent sensor module senses that LED lights, CPU control units judge that shower nozzle monitoring circuit is turned on, and draw in shower nozzle
The conclusion of the conductive drop of expansion has been formed at nozzle advanced position, has identified and is broken down when shower nozzle is discharged, now
CPU control units send control signal control feeding device, the conductive drop formed at the nozzle advanced position of shower nozzle is disappeared
Lose, exclude the fail operation state of 3D printer, make 3D printing progress working properly.
As a preferred technical solution of the present invention, LED is arranged in sensing operating circuit as photoelectric cell.
As another optimal technical scheme of the present invention, LED is arranged in ground connection terminal circuit as photoelectric cell.
As the further preferred technical scheme of such scheme, photosensitive sensor module is arranged in noncontact form and leaned on
Nearly LED is set, and the photosensitive sensor module induction end made is towards the light direction of LED.
As the further preferred technical scheme of such scheme, provided with adjusting means, adjusting means respectively with CPU controls
Unit and the connection of feeding device signal, CPU control units are driven control to feeding device, entered by controlling to adjust device
And control the discharging work of shower nozzle.
As the further preferred technical scheme of such scheme, CPU control units use STM32 single-chip microcomputers.
As the further preferred technical scheme of such scheme, feeding device is using air pressure extrusion, hydraulic pressure extrusion or electricity
Machine extrusion way, driving extrusion device is fed.
As the further preferred technical scheme of such scheme, at the nozzle advanced position of the shower nozzle of 3D printer,
Two open ends for being grounded terminal circuit and sensing operating circuit are face-to-face according to 180 ° of angle intervals around the nozzle forward position of shower nozzle
Set, the spacing of two open ends of ground connection terminal circuit and sensing operating circuit is more than the internal diameter size of the nozzle of shower nozzle, makes to connect
Two open ends of ground terminal circuit and sensing operating circuit do not constitute the obstacle for stopping that nozzle normally discharges.
The present invention compared with prior art, substantive distinguishing features and remarkable advantage is obviously protruded with following：
Lead to 1. the present invention provides a kind of 3D printing shower nozzle construction method for printing form intelligent monitoring towards hydrogel material
The real-time monitoring for the process that discharged for shower nozzle is crossed, is compared and traditional human eye monitoring, accuracy is higher；
2. the present invention is used as control and regulation signal using electric signal, than traditional method of manual adjustment speed faster, real
When property is more preferable；
3. the present invention proposes that a kind of 3D printing shower nozzle construction method for printing form intelligent monitoring towards hydrogel material is adopted
It is easy to use with modularized design, it is easy to integrated；
4. the present invention be directed to hydrogel material 3D printing during for improve print quality demand, it is proposed that Yi Zhongzhi
The 3D printing shower nozzle construction method of discharging situation and real-time monitoring can be monitored, is monitored in real time by shower nozzle monitoring circuit printed
Journey, sends a signal to CPU element if there is failure and adjusts in time, so as to improve print quality, and printing to meet set will go
Product.
Brief description of the drawings
Fig. 1 is structural representation of the one side of the embodiment of the present invention to the intelligent monitor system of conducting gel layer 3D printing.
Fig. 2 illustrates for the feed malfunction that the shower nozzle monitoring circuit of the embodiment of the present invention one is in circuit turn-on state
Figure.
Fig. 3 illustrates for the logic control of the method for the shower nozzle working condition of the intelligent monitoring 3D printing of the embodiment of the present invention one
Figure.
Embodiment
Details are as follows for the preferred embodiments of the present invention：
Embodiment one：
In the present embodiment, referring to Fig. 1~3, a kind of intelligent monitor system towards conducting gel layer 3D printing, mainly
Including CPU control units 1, the feeding device 3 of 3D printer and shower nozzle 11 and power end 10, CPU control units 1 are used
STM32 single-chip microcomputers, the discharging opening of feeding device 3 is connected with the tube chamber import of shower nozzle 11, the control feed dress of CPU control units 1
Put 3 Charge motion, feeding device 3 by shower nozzle 11 carry out discharging work, power end 10 be each electronic device be powered, intelligence
Can monitoring system also include sensing device, sensing device is by the discharge state information of the shower nozzle 11 collected to CPU control units 1
Transmission, sensing device is mainly made up of shower nozzle monitoring circuit 4, LED 9, photosensitive sensor module 5 and power end 10, and shower nozzle
Monitoring circuit 4 includes ground connection terminal circuit 6 and sensing operating circuit 7 two parts composition, wherein one end and the ground connection of ground connection terminal circuit 6
End 8 is connected, and the other end of ground connection terminal circuit 6 is arranged on the first open end of formation at the nozzle location of the shower nozzle 11 of 3D printer,
And sensing one end of operating circuit 7 and power end 10 is electrically connected, the other end of sensing operating circuit 7 is arranged on the spray of 3D printer
The second open end is formed at first 11 nozzle location, LED 9 is arranged in shower nozzle monitoring circuit 4 as photoelectric cell, earth terminal
Two open ends of circuit 6 and sensing operating circuit 7 are arranged on the nozzle position of the shower nozzle 11 of 3D printer in non-contacting form
Place is put, the loop breach that a circuit disconnects is formed between two open ends of ground connection terminal circuit 6 and sensing operating circuit 7,
When the conductive drop 12 of expansion is formed at the nozzle advanced position of the shower nozzle 11 of and if only if 3D printer, and when earth terminal electricity
Two open ends of road 6 and sensing operating circuit 7 infiltrate with conductive drop 12 simultaneously when, then make ground connection terminal circuit 6 and sensing work
Two open ends for making circuit 7 are electrically connected, and then shower nozzle monitoring circuit 4 is formed between earth terminal 8 and power end 10
Conductive path, so that the formation circuit of shower nozzle monitoring circuit 4 closes conductive operating circuit, now LED 9 then lights；It is photosensitive to pass
Sensor module 5 and LED 9 are installed together, the signal output part letter corresponding with CPU control units 1 of photosensitive sensor module 5
Number end connection, photosensitive sensor module 5 to CPU control units 1 send live signal, CPU control units 1 by calculate and point
Analysis, obtains a result and sends control instruction, the Charge motion of feeding device 3 is controlled, and photosensitive sensor module 5 is used for examining
Survey whether LED 9 lights, and then detection judges whether shower nozzle monitoring circuit 4 turns on, when photosensitive sensor module 5 senses LED
When lamp 9 lights, CPU control units 1 judge that shower nozzle monitoring circuit 4 is turned on, and draw at the nozzle advanced position of shower nozzle 11
The conclusion of conductive drop 12 through forming expansion, identifies and is broken down when shower nozzle 11 is discharged, now CPU control units 1
Control signal control feeding device 3 is sent, the conductive drop 12 formed at the nozzle advanced position of shower nozzle 11 is disappeared, excludes
The fail operation state of 3D printer, makes 3D printing progress working properly.
In the present embodiment, referring to Fig. 1 and Fig. 2, LED 9 is arranged in sensing operating circuit 7 as photoelectric cell, is made
LED 9 is arranged between the open end of power end 10 and second.Photosensitive sensor module 5 is disposed in proximity to LED in noncontact form
Lamp 9 is set, and the induction end of photosensitive sensor module 5 made is towards the light direction of LED 9.Provided with adjusting means 2, regulation dress
Put 2 to be connected with CPU control units 1 and the signal of feeding device 3 respectively, CPU control units 1 are by controlling to adjust device 2, to feed
Device 3 is driven control, and then controls the discharging work of shower nozzle 11.Feeding device 3 is using air pressure extrusion, hydraulic pressure extrusion or electricity
Machine extrusion way, driving extrusion device is fed.
In the present embodiment, referring to Fig. 1 and Fig. 2, at the nozzle advanced position of the shower nozzle 11 of 3D printer, earth terminal electricity
Two open ends of road 6 and sensing operating circuit 7 are arranged at intervals according to 180 ° of angles face-to-face around the nozzle forward position of shower nozzle 11,
Internal diameter size of the spacing more than the nozzle of shower nozzle 11 of two open ends of terminal circuit 6 and sensing operating circuit 7 is grounded, makes ground connection
Two open ends of terminal circuit 6 and sensing operating circuit 7 do not constitute the obstacle for stopping that nozzle normally discharges.
In the present embodiment, referring to Fig. 1~3, photosensitive sensor module 5 and LED 9 are installed together, for detecting back
Whether road turns on.Photosensitive sensor module 5 connects CPU control units 1 as input, and it is single that the information detected is transmitted into CPU controls
Member 1.CPU control units 1 are connected with adjusting means 2, according to the signal collected from photosensitive sensor module 5, control to adjust dress
Put 2.Control to adjust device 2 with feeding device 3 to be connected, feeding device is adjusted, feeding device 3 is connected with shower nozzle 11
Connect, control discharging situation.
In the present embodiment, referring to Fig. 1~3, using the present embodiment towards conducting gel layer 3D printing intelligent monitoring
System, the method for carrying out the shower nozzle working condition of intelligent monitoring 3D printing, in the nozzle advanced position of the shower nozzle 11 of 3D printer
Place sets tool shower nozzle monitoring circuit 4 jaggy, and the breach end of shower nozzle monitoring circuit 4 is connected on 3D printing head nozzle respectively
Place, the breach end of shower nozzle monitoring circuit 4 does not constitute the obstacle for stopping that nozzle normally discharges；By being connect in shower nozzle monitoring circuit 4
Enter LED, and light sensor device is set, light sensor device detects the luminance letter of LED in real time
Number, send collection signal to master controller STM32 single-chip microcomputers；STM32 single-chip microcomputers are calculated and signal according to the signal of reception
Processing, by controlling the feeding device 3 of 3D printer, adjusts the discharge state of the shower nozzle 11 of 3D printer；Work as light sensor
When part senses that LED lights, STM32 single-chip microcomputers judge that shower nozzle monitoring circuit 4 is turned on, and draw the spray in shower nozzle 11
The conclusion of the conductive drop 12 of expansion has been formed at mouth advanced position, the exception that broken down when shower nozzle 11 is discharged is identified
State, now STM32 single-chip microcomputers send control signal control feeding device 3, make to be formed at the nozzle advanced position of shower nozzle 11
The conductive drop 12 of expansion disappear, exclude the fail operation state of 3D printer, make 3D printing progress working properly.
In the present embodiment, referring to Fig. 1~3, the side of the shower nozzle working condition of the present embodiment intelligent monitoring 3D printing is used
Method prepares model, comprises the following steps：
A. use STM32 single-chip microcomputers as CPU control units 1, using air pressure extrusion as feeding device 3, use injection
The entrance of the venthole of feeding device 3 and syringe is connected and sealed, two wires are fixed respectively as shower nozzle 11 by device
On syringe nozzle both sides, as depicted in figs. 1 and 2, wire exoperidium is peelled off beyond the part of syringe nozzle, formation two is non-
The contact of contact, wherein a wired earth, another wire is connected with LED 9, forms shower nozzle monitoring circuit 4, LED 9 connects
The power end 10 of CPU control units 1 is connected to, photosensitive sensor module 5 is set into mode of operation, is put together with LED 9,
Adjusting means 2 is made up of air pressure adjustment knob and stepper motor；
B. 0.4g sodium alginate NaAlg is weighed, it is mixed with 9.6g deionized water, is stirred 10 minutes at normal temperatures
Until being completely dissolved, hydrogel A is formed；
C. the hydrogel A prepared in stepb is enclosed in the syringe used in step a；
D. syringe is installed on desktop 3D printer, the model information that will be printed imports 3D printer；
E. start printing, after after 3D printer normal work, manually turn air pressure down, now discharging is broken down, speed
It is very slow, occur the conductive drop 12 expanded at nozzle, touch two contacts in wire loop, lead shower nozzle monitoring circuit 4
Logical, LED 9 is lit, and photosensitive sensor module 5 detects the luminous signal of LED 9, and CPU control units 1 send signal, control
Adjusting means 2 processed, increases air pressure, and conductive drop 12 is disappeared, and printing is normally carried out, and prints expected model.
The present embodiment be directed to hydrogel material 3D printing during for improve print quality demand, using intelligent monitoring
The 3D printing shower nozzle construction method of discharging situation and real-time monitoring.The system includes shower nozzle monitoring circuit 4, CPU control lists
Member 1, photosensitive sensor module 5, adjusting means 2, feeding device 3.Print procedure is monitored by shower nozzle monitoring circuit 4 in real time, such as
Fruit, which is broken down, sends a signal to the adjustment in time of CPU element 1, so as to improve print quality, prints and meets the set production to be gone
Product.
Embodiment two：
The present embodiment and embodiment one are essentially identical, are particular in that：
In the present embodiment, LED 9 is arranged in ground connection terminal circuit 6 as photoelectric cell, LED 9 is arranged at ground connection
Between the open end of end 8 and first.Occur the conductive drop 12 expanded at nozzle, touch two contacts in wire loop,
The first open end and the second open end are electrically connected, turns on shower nozzle monitoring circuit 4, LED 9 is lit, light sensor mould
Block 5 detects the luminous signal of LED 9, and CPU control units 1 send signal, control to adjust device 2, increase air pressure, conduction liquid
Drop 12 is disappeared, and printing is normally carried out, and prints expected model.The present embodiment is monitored printed in real time by shower nozzle monitoring circuit 4
Journey, the adjustment in time of CPU element 1 is sent a signal to if there is failure, so as to improve print quality, and printing to meet set will go
Product.
Embodiment three：
The present embodiment is substantially the same as in the previous example, and is particular in that：
In the present embodiment, feeding device 3 uses hydraulic pressure extrusion way, and driving extrusion device is fed, using hydraulic pressure
Extrusion way, apparatus structure force-bearing property is strong, and extruding force is big, and the compactness of the printing accumulation horizon of 3D printing manufacture is high.
The embodiment of the present invention is illustrated above in conjunction with accompanying drawing, but the invention is not restricted to above-described embodiment, can be with
Made according to the purpose of the innovation and creation of the present invention under a variety of changes, all Spirit Essence and principle according to technical solution of the present invention
Change, modification, replacement, the combination or simplified made, should be equivalent substitute mode, as long as meeting the goal of the invention of the present invention,
Method without departing from the shower nozzle working condition of intelligent monitoring 3D printing of the present invention, using and device technical principle and invention
Design, belongs to protection scope of the present invention.
Claims (10)
1. a kind of method of the shower nozzle working condition of intelligent monitoring 3D printing, it is characterised in that：In the spray of the shower nozzle of 3D printer
Tool shower nozzle monitoring circuit jaggy is set at mouth advanced position, and the breach of shower nozzle monitoring circuit is not being constituted stop nozzle just
The obstacle often discharged；LED is accessed in shower nozzle monitoring circuit, and light sensor device, light sensor device are set
The luminance signal of detection LED, collection signal is sent to master controller in real time；Master controller is according to the letter of reception
Number calculated and signal transacting, by controlling the feeding device of 3D printer, adjust the discharge state of the shower nozzle of 3D printer；
When light sensor device senses that LED lights, master controller judges that shower nozzle monitoring circuit is turned on, and draws in spray
Head nozzle advanced position at formed expansion conductive drop conclusion, identify broken down when shower nozzle is discharged it is different
Normal state, now master controller send control signal control feeding device, make to be formed at the nozzle advanced position of shower nozzle is swollen
Swollen conductive drop disappears, and excludes the fail operation state of 3D printer, makes 3D printing progress working properly.
2. a kind of application of the method for the shower nozzle working condition of intelligent monitoring 3D printing described in claim 1, it is characterised in that：Face
Intelligent monitoring is carried out to hydrogel material 3D printing work.
3. a kind of intelligent monitor system towards conducting gel layer 3D printing, mainly includes CPU control units (1), 3D printing
The feeding device (3) and shower nozzle (11) and power end (10) of machine, the tube chamber of the discharging opening and shower nozzle (11) of feeding device (3) enter
Mouth is connected, and the Charge motion of CPU control units (1) the control feeding device (3), feeding device (3) passes through shower nozzle (11)
Discharging work is carried out, the power end (10) is that each electronic device is powered, it is characterised in that：The intelligent monitor system is also
Including sensing device, the sensing device passes the discharge state information of the shower nozzle collected (11) to CPU control units (1)
Defeated, the sensing device is main by shower nozzle monitoring circuit (4), LED (9), photosensitive sensor module (5) and the power end
(10) constitute, and the shower nozzle monitoring circuit (4) includes ground connection terminal circuit (6) and sensing operating circuit (7) two parts composition, its
Described in one end of ground connection terminal circuit (6) be connected with earth terminal (8), the other end for being grounded terminal circuit (6) is arranged on 3D and beaten
The first open end of formation at the nozzle location of the shower nozzle (11) of print machine, and one end and the electricity of the sensing operating circuit (7)
Source (10) is electrically connected, and the other end of the sensing operating circuit (7) is arranged on the nozzle location of the shower nozzle (11) of 3D printer
Place forms the second open end, and the LED (9) is arranged in the shower nozzle monitoring circuit (4) as photoelectric cell, the ground connection
Two open ends of terminal circuit (6) and sensing operating circuit (7) are arranged on the shower nozzle (11) of 3D printer in non-contacting form
Nozzle location at, it is described ground connection terminal circuit (6) and sensing operating circuit (7) two open ends between formation one circuit
The conductive drop of expansion is formed at the loop breach of disconnection, the nozzle advanced position of the shower nozzle (11) of and if only if 3D printer
(12) when, and when it is described ground connection terminal circuit (6) and sensing operating circuit (7) two open ends and meanwhile with conductive drop (12)
During infiltration, then electrically connect two open ends of the ground connection terminal circuit (6) and sensing operating circuit (7), and then make spray
Head monitoring circuit (4) forms conductive path between earth terminal (8) and power end (10), so that shower nozzle monitoring circuit (4) shape
Conductive operating circuit is closed into circuit, now LED (9) then lights；The photosensitive sensor module (5) and LED (9) are installed
Together, the signal output part of the photosensitive sensor module (5) is connected with the corresponding signal end of the CPU control units (1),
The photosensitive sensor module (5) sends live signal to the CPU control units (1), and the CPU control units (1) pass through
Calculate and analyze, obtain a result and send control instruction, the Charge motion of the feeding device (3) is controlled, the light
Dependent sensor module (5) is used for detecting whether LED (9) lights, and then detection judges whether the shower nozzle monitoring circuit (4) leads
Logical, when the photosensitive sensor module (5) senses that the LED (9) lights, the CPU control units (1) judge described
Shower nozzle monitoring circuit (4) is turned on, and draws the conductive drop that expansion has been formed at the nozzle advanced position of shower nozzle (11)
(12) conclusion, identifies and is broken down when shower nozzle (11) is discharged, and now the CPU control units (1) send control letter
Number control feeding device (3), make at the nozzle advanced position of shower nozzle (11) formed conductive drop (12) disappear, exclude 3D beat
The fail operation state of print machine, makes 3D printing progress working properly.
4. according to claim 3 towards the intelligent monitor system of conducting gel layer 3D printing, it is characterised in that：It is described
LED (9) is arranged in the sensing operating circuit (7) as photoelectric cell.
5. according to claim 3 towards the intelligent monitor system of conducting gel layer 3D printing, it is characterised in that：It is described
LED (9) is arranged in the ground connection terminal circuit (6) as photoelectric cell.
6. towards the intelligent monitor system of conducting gel layer 3D printing according to any one in claim 3~5, it is special
Levy and be：The photosensitive sensor module (5) with noncontact form be disposed in proximity to the LED (9) set, and make it is described
Light direction of photosensitive sensor module (5) induction end towards the LED (9).
7. towards the intelligent monitor system of conducting gel layer 3D printing according to any one in claim 3~5, it is special
Levy and be：Provided with adjusting means (2), adjusting means (2) is believed with the CPU control units (1) and the feeding device (3) respectively
Number connection, the CPU control units (1) are driven control to the feeding device (3), enter by controlling to adjust device (2)
And control the discharging work of shower nozzle (11).
8. towards the intelligent monitor system of conducting gel layer 3D printing according to any one in claim 3~5, it is special
Levy and be：The CPU control units (1) use STM32 single-chip microcomputers.
9. towards the intelligent monitor system of conducting gel layer 3D printing according to any one in claim 3~5, it is special
Levy and be：The feeding device (3) is supplied using air pressure extrusion, hydraulic pressure extrusion or motor extrusion way, driving extrusion device
Material.
10. towards the intelligent monitor system of conducting gel layer 3D printing according to any one in claim 3~5, its
It is characterised by：At the nozzle advanced position of the shower nozzle (11) of 3D printer, the ground connection terminal circuit (6) and sensing operating circuit
(7) two open ends are arranged at intervals according to 180 ° of angles face-to-face around the nozzle forward position of shower nozzle (11), the earth terminal electricity
The spacing of two open ends of road (6) and sensing operating circuit (7) is more than the internal diameter size of the nozzle of shower nozzle (11), makes described connect
Two open ends of ground terminal circuit (6) and sensing operating circuit (7) do not constitute the obstacle for stopping that nozzle normally discharges.
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| CN201710511131.XA CN107097407B (en) | 2017-06-29 | 2017-06-29 | method, application and device for intelligently monitoring working state of 3D printing nozzle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710511131.XA CN107097407B (en) | 2017-06-29 | 2017-06-29 | method, application and device for intelligently monitoring working state of 3D printing nozzle |
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| CN107097407A true CN107097407A (en) | 2017-08-29 |
| CN107097407B CN107097407B (en) | 2019-12-13 |
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| CN201710511131.XA Expired - Fee Related CN107097407B (en) | 2017-06-29 | 2017-06-29 | method, application and device for intelligently monitoring working state of 3D printing nozzle |
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| CN110587884A (en) * | 2019-09-30 | 2019-12-20 | 深圳市华星光电半导体显示技术有限公司 | Adjusting mechanism, printing head module and ink-jet printing device |
| CN110948862A (en) * | 2019-12-17 | 2020-04-03 | 汕头大学 | 3D printing coaxial porous nozzle capable of automatically repairing on line |
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