CN105965016A - Explosion-proof purification tank for 3D printing devices and its explosion-proof control method - Google Patents
Explosion-proof purification tank for 3D printing devices and its explosion-proof control method Download PDFInfo
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- CN105965016A CN105965016A CN201610482203.8A CN201610482203A CN105965016A CN 105965016 A CN105965016 A CN 105965016A CN 201610482203 A CN201610482203 A CN 201610482203A CN 105965016 A CN105965016 A CN 105965016A
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/70—Recycling
- B22F10/77—Recycling of gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0084—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours provided with safety means
- B01D46/0091—Including arrangements for environmental or personal protection
- B01D46/0093—Including arrangements for environmental or personal protection against fire or explosion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/70—Gas flow means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/90—Means for process control, e.g. cameras or sensors
-
- 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
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The invention discloses an explosion-proof purification tank for 3D printing device. The tank comprises a tank body (1) and an explosion-proof monitoring system (7), wherein a circulation gas pipeline (11) is arranged in the tank body (1) and communicated with a filter core group and a circulation fan (10) in sequence along the gas flowing direction, an oxygen content sensor (8), a pressure sensor (9) and a temperature sensor are arranged in the tank body (1), and the oxygen content sensor (8), the pressure sensor (9) and the temperature sensor are connected with the explosion-proof monitoring system (7). The oxygen content and the pressure in the tank body are detected and controlled, so as to adjust the air elements in the tank and destroy the outer environment of burning or explosion, the inner temperature of the filter core can be detected and controlled by the temperature sensor, safe operation of the filter core can be ensured, and thus the explosion-proof flame-proof technical effect can be wholly achieved, the safety factor of the purification tank can be increased, and the safety accidents can be reduced.
Description
Technical field
The present invention relates to a kind of 3D printing device accessory, belong to 3D and print field, more particularly to
A kind of explosion-proof purifying tank for 3D printing device, and disclose the explosion prevention controlling process of this explosion-proof purifying tank.
Background technology
Selective laser melting (Selective Laser Melting, SLM) is metalwork straight forming
A kind of 3D printing technique, is the later development of rapid shaping technique.This technology is based on rapid shaping
Basic thought, " increment " manufacture of the most successively cladding, have according to three-dimensional CAD model direct forming
The part of geometry in particular, in forming process, metal dust is completely melt, produces metallurgical binding, this technology
It is particularly well-suited to the genus part of complicated shape/structure that tradition machining means cannot manufacture.SLM technology has
Advantages below:
1) terminal metal part product can directly be manufactured；
2) can obtain that there is nonequilibrium state supersaturated solid solution and the entity of uniform tiny metallographic structure, consistency
Almost can reach 100%, part machinery performance is suitable with Forging Technology gained；
3) use has the laser instrument of high power density, with the laser beam processing metal that hot spot is the least so that add
Work metal parts out has the highest dimensional accuracy (reaching 0.1mm) and good surface roughness (Ra
20～40 μm)；
4) the least due to laser spot diameter, therefore the laser energy density of metal bath is the highest so that with single
The metal dust of one composition manufactures part and is possibly realized, and alternative metal dust kind is the most significantly
Expand；
5) be suitable for various complicated shapes workpiece, be especially suitable for inside have complicated abnormal shape structure (as cavity,
Three-dimensional grid), the complex part that cannot manufacture by traditional method；
The 3D printing device of application SLM technology is in part print procedure, and laser irradiates metal powder layer, generates
This process of metal bath needs to carry out in low oxygen content atmosphere, therefore needs in a steady stream to metal molten
Interface conveying inert protective gas (nitrogen, argon), noble gas, after metal bath, can take away gold
Belong to the oxide particle and part metals granule generated in fusing, process of setting, enter purifying tank.Purifying
In cabinet, the impurity (oxide particle and metallic particles) in these noble gases needs to be filtered and collect
Get up.Owing to the chemical property of some metallic element such as titanium alloy, magnalium etc. is very active, contain at oxygen
In the case of amount meets certain condition with temperature, inside has been adsorbed the filter element of a large amount of metallic element and may will have been sent out
Raw burning, even explodes, and prints to 3D and brings potential safety hazard.
Summary of the invention
Instant invention overcomes the deficiencies in the prior art, it is provided that a kind of explosion-proof purifying tank for 3D printing device,
Solve and under the influence of environment, easily cause filter element burning or the technical barrier of blast in conventional purifying tank；The most originally
Invention also discloses the explosion prevention controlling process of this explosion-proof purifying tank.
For solving above-mentioned technical problem, the present invention by the following technical solutions:
For the explosion-proof purifying tank of 3D printing device, including cabinet and explosion-proof monitoring system, set in described cabinet
It is equipped with cycle gas pipe, cycle gas pipe has been sequentially communicated filter element group according to gas flow direction and has followed
Ring blower fan, is additionally provided with oxygen level sensor, pressure transducer and temperature sensor, oxygen inside described cabinet
Content level sensor, pressure transducer and temperature sensor are all connected with explosion-proof monitoring system, described temperature sensor
It is arranged on outside filter element group.
Further, described filter element group includes coarse filtration filter element and the fine straining being sequentially communicated according to gas flow direction
Filter element, described temperature sensor includes that being separately positioned on the first temperature outside coarse filtration filter element and fine straining filter element passes
Sensor and the second temperature sensor.
Further, described cabinet sidewall is additionally provided with the charge valve for the internal ventilation of cabinet and air bleeding valve.
Further, described explosion-proof monitoring system includes dsp chip, and dsp chip is by digital and analogue signals conversion electricity
Road and signal amplification circuit connect described oxygen level sensor, pressure transducer and temperature sensor, described DSP
Chip is also associated with the 3D print procedure control system of 3D printing device.
Compared with prior art, this explosion-proof purifying tank provides the benefit that: present configuration is simple, it is possible to right
Oxygen content and pressure in cabinet detect and control, thus composition of air in regulator cubicle, destroy burning or
The external environment condition of blast, filter element is then detected by temperature sensor and controls temperature in it so that it is less than burning
Point with blast, it is ensured that filter element trouble free service, thus play the technique effect of firing and explosion prevention on the whole, improve
The safety coefficient of purifying tank, decreases the generation of security incident.
Meanwhile, the invention also discloses the explosion prevention controlling process of this explosion-proof purifying tank, comprise the following steps:
Oxygen level sensor, pressure transducer and temperature sensor pre-set setting value, and 3D is printed program control
System processed controls the work of 3D printing device, while 3D printing device works, oxygen level sensor, pressure
Oxygen content in explosion-proof purifying tank, pressure and temperature are detected by sensor and temperature sensor, and will inspection
Surveying signal and be transferred to explosion-proof monitoring system, detection signal is judged by explosion-proof monitoring system, and according to judgement
Result execution following steps:
If A. oxygen content signal value is higher than oxygen level sensor (8) setting value, then it is judged to precarious position, now
In explosion-proof purifying tank, inject noble gas, and automatically open up air bleeding valve and carry out gas displacement.When oxygen contains
When amount signal is equal to or less than oxygen level sensor setting value, stops injecting noble gas, close aerofluxus
Valve.
If B. temperature signal is higher than temperature sensor setting value, then it is judged to precarious position, now 3D print procedure
Control system controls 3D printing device and closes, when temperature signal is equal to or less than temperature sensor setting value
After, open the work of 3D printing device.
If C. pressure signal is above pressure transducer (9) setting value, then it is judged to precarious position, the most automatically
Open air bleeding valve and carry out safety relief, when pressure signal is equal to or less than pressure transducer setting value,
Close air bleeding valve.
If D. oxygen content signal, pressure signal and temperature signal are above setting value, the most simultaneously perform step A and
Step B, step C.
If E. oxygen content signal, pressure signal and temperature signal are equal to or less than setting value, are then judged to safety
State, explosion-proof monitoring system does not operates, and 3D print procedure control system controls 3D printing device and enters
Column criterion layer is processed.
The most perfect as said method, 3D printing device carries out index bed and adds man-hour, 3D print procedure
Control system detection parts standard layer machines situation, and according to part performance execution following steps:
If a. part completes last layer of printing, the most directly terminate to print, 3D print procedure control system
Control 3D printing device to close.
If b. part is not fully complete last layer of printing, then 3D print procedure control system control 3D printing device continues to beat
Print, and perform step A-step E simultaneously, terminate until printing.
The explosion prevention controlling process of the present invention can in time, oxygen content, pressure and temperature in detecting box body accurately
Situation, and quickly make reply, reduce oxygen content, pressure and temperature in cabinet so that filter element is in peace
Full environmental work, fundamentally solves the safety problem of filter element easy firing blast.
Accompanying drawing explanation
With detailed description of the invention, the present invention is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of the present invention；In figure, the direction of arrow represents gas flow direction；
Fig. 2 is the control principle drawing of explosion prevention controlling process of the present invention；
Fig. 3 is the electrical schematic diagram of explosion prevention controlling process；
Label in figure is expressed as: 1, cabinet；2, coarse filtration filter element；3, the first temperature sensor；4、
Second temperature sensor；5, fine straining filter element；6, sensor wire；7, explosion-proof monitoring system；8, oxygen contains
Quantity sensor；9, pressure transducer；10, circulating fan；11, cycle gas pipe；12, charge valve；
13, air bleeding valve.
Detailed description of the invention
The present invention is further illustrated below in conjunction with the accompanying drawings.Embodiments of the present invention include but not limited to
The following example.
Embodiment
As shown in Figure 1 and Figure 2, for the explosion-proof purifying tank of 3D printing device, including cabinet 1 and explosion-proof prison
Ore-controlling Role 7, is provided with cycle gas pipe 11, according to gas in cycle gas pipe 11 in described cabinet 1
Body flow direction has been sequentially communicated filter element group and circulating fan 10, and described cabinet 1 is internal is additionally provided with oxygen content
Sensor 8, pressure transducer 9 and temperature sensor, oxygen level sensor 8, pressure transducer 9 and temperature
Degree sensor is all connected with explosion-proof monitoring system 7, and described temperature sensor is arranged on outside filter element group.
Described filter element group includes coarse filtration filter element 2 and the fine straining filter element 5 being sequentially communicated according to gas flow direction, institute
State temperature sensor to include being separately positioned on the first temperature sensor outside coarse filtration filter element 2 and fine straining filter element 5
3 and second temperature sensor 4.
Described cabinet 1 sidewall is additionally provided with the charge valve 12 for the internal ventilation of cabinet 1 and air bleeding valve 13.
Described explosion-proof monitoring system 7 includes dsp chip, and dsp chip passes through digital and analogue signals change-over circuit and letter
Number amplifying circuit connects described oxygen level sensor, pressure transducer and temperature sensor, described DSP core
Sheet is also associated with the 3D print procedure control system of 3D printing device.
Cycle gas pipe 11 two ends of the present embodiment cabinet 1 are connected with the working chamber of 3D printing device, use
Shaping indoor gas in circularly purifying, explosion-proof monitoring system 7 is installed for convenience and controls, being arranged on cabinet
1 is outside, and it connects oxygen level sensor 8, pressure transducer 9 and temperature sensor by sensor wire.
The charge valve 12 of the present embodiment and air bleeding valve 13 can carry out the air inlet within cabinet 1 and aerofluxus, convenient
Regulation internal gas situation, regulation temperature and oxygen content.
The explosion-proof purifying tank of the present embodiment realizes gas by filter element group and circulating fan 10 and circulates and purify,
In purification process, oxygen level sensor 8 and pressure transducer 9 are respectively to the oxygen content in cabinet 1 and pressure
Detection, temperature sensor then detects filter element group surface temperature, thus gaseous environment situation in understanding cabinet 1
With filter element temperature conditions, and by pour in cabinet 1 noble gas and stop 3D printing device adjust
Joint oxygen content, pressure and temperature, reduce the combustibility of gas, it is ensured that filter element is less than burning-point, thus from all
On solve the technical problem that filter element is inflammable and explosive, improve the safety coefficient that purifying tank is overall, reduce peace
Full hidden danger.
In order to preferably play clean-up effect and temperature control effect, filter element group is arranged to by the present embodiment
Coarse filtration filter element 2 that gas flow direction is sequentially communicated and fine straining filter element 5, and temperature sensor correspondence coarse filtration
Filter element 2 and fine straining filter element 5 are respectively provided with the first temperature sensor 3 and the second temperature sensor 4, thus divide
Purifying shaping indoor gas and temperature detection of level, improves clean-up effect and temperature detection effect.
The present embodiment, in order to improve explosion-proof Detection results, optimizes explosion-proof monitoring system 7, explosion-proof monitoring system 7
Including single-chip microcomputer, single-chip microcomputer connects oxygen content by digital and analogue signals change-over circuit and signal amplification circuit and senses
Device, pressure transducer and temperature sensor, single-chip microcomputer is also associated with the 3D print procedure of 3D printing device
Control system.Thus by single-chip microcomputer, oxygen content, pressure and temperature are carried out detection and analyze, and by injecting
Noble gas enters cabinet 1 and control 3D print procedure control system carries out printing device control, completes whole
Individual anti-explosion surveillance, accurately and timely carry out explosion-proof control.
The dsp chip of the present embodiment can use AT89C51 type single-chip microcomputer, has multi signal port, can be external
The equipment such as alarm, display, plays remotely monitoring and the function reported to the police.
The 3D print procedure control system of the present embodiment be 3D printing device carry system, for prior art,
The present embodiment is not repeated.
Meanwhile, in order to preferably realize the explosion-proof clean-up effect of explosion-proof purifying tank, the present embodiment also discloses this
The explosion prevention controlling process of explosion-proof purifying tank, this explosion prevention controlling process includes herein below:
Oxygen level sensor (8), pressure transducer (9) and temperature sensor pre-set setting value, 3D
Print procedure control system controls the work of 3D printing device, and while 3D printing device works, oxygen contains
Quantity sensor (8), pressure transducer (9) and temperature sensor are to the oxygen content in explosion-proof purifying tank, pressure
Power and temperature detect, and detection signal is transferred to explosion-proof monitoring system (7), explosion-proof monitoring system (7)
Detection signal is judged, and according to judged result execution following steps:
If A. oxygen content signal value is higher than oxygen level sensor (8) setting value, then it is judged to danger
State, now injects noble gas in explosion-proof purifying tank, and automatically opens up air bleeding valve and carry out
Gas displacement.When oxygen content signal is equal to or less than oxygen level sensor setting value, stop
Inject noble gas, close air bleeding valve.
If B. temperature signal is higher than temperature sensor setting value, then it is judged to precarious position, now 3D
Print procedure control system controls 3D printing device and closes, when temperature signal is equal to or less than temperature
After degree sensor settings value, open the work of 3D printing device.
If C. pressure signal is above pressure transducer (9) setting value, then it is judged to precarious position,
Now automatically open up air bleeding valve and carry out safety relief, when pressure signal passes equal to or less than pressure
During sensor setting value, close air bleeding valve.
If D. oxygen content signal, pressure signal and temperature signal are above setting value, perform the most simultaneously
Step A and step B, step C.
If E. oxygen content signal, pressure signal and temperature signal are equal to or less than setting value, then sentence
Being set to safe condition, explosion-proof monitoring system (7) does not operates, and 3D print procedure controls system
System controls 3D printing device and carries out index bed processing (including spreading powder and SLM sintering).
In the method, 3D printing device carries out index bed and adds man-hour, and 3D print procedure control system detects
Parts standard layer machines situation, and according to part performance execution following steps:
If a. part completes last layer of printing, the most directly terminate to print, 3D print procedure control system
Control 3D printing device to close.
If b. part is not fully complete last layer of printing, then 3D print procedure control system control 3D printing device continues to beat
Print, and perform step A-step E simultaneously, terminate until printing.
Pass through above method, it is possible in time, oxygen content, pressure and temperature conditions in detecting box body accurately,
And quickly make reply, reduce oxygen content, pressure and temperature in cabinet so that filter element is in safe ring
Border works, and fundamentally solves the safety problem of filter element easy firing blast, it is ensured that 3D prints and is normally carried out.
It is embodiments of the invention as mentioned above.Each preferred embodiment for the present invention described previously, respectively
Preferred implementation in individual preferred embodiment is if not the most contradictory or with a certain side of being preferable to carry out
Premised on formula, each preferred implementation can arbitrarily stack combinations use, described embodiment and enforcement
Design parameter in example is merely to clearly state the invention proof procedure of inventor, and is not used to limit this
Bright scope of patent protection, the scope of patent protection of the present invention is still as the criterion with its claims, every fortune
The equivalent structure change made by description and the accompanying drawing content of the present invention, in like manner should be included in the present invention's
In protection domain.
Claims (6)
1. for the explosion-proof purifying tank of 3D printing device, it is characterised in that include cabinet (1) and explosion-proof prison
Ore-controlling Role (7), is provided with cycle gas pipe (11), recyclegas in described cabinet (1)
It has been sequentially communicated filter element group and circulating fan (10) according to gas flow direction on pipeline (11),
Described cabinet (1) is internal is additionally provided with oxygen level sensor (8), pressure transducer (9) and temperature
Degree sensor, oxygen level sensor (8), pressure transducer (9) and temperature sensor are all connected with
Explosion-proof monitoring system (7), described temperature sensor is arranged on outside filter element group.
Explosion-proof purifying tank for 3D printing device the most according to claim 1, it is characterised in that institute
State coarse filtration filter element (2) and fine straining filter element that filter element group includes being sequentially communicated according to gas flow direction
(5), described temperature sensor includes being separately positioned on coarse filtration filter element (2) and fine straining filter element (5)
First temperature sensor (3) in outside and the second temperature sensor (4).
Explosion-proof purifying tank for 3D printing device the most according to claim 1, it is characterised in that institute
State cabinet (1) sidewall and be additionally provided with the charge valve (12) for the internal ventilation of cabinet (1) and row
Air valve (13).
4. according to the explosion-proof purifying tank for 3D printing device described in claim 1 or 2 or 3, its feature
Being, described explosion-proof monitoring system (7) includes that dsp chip, dsp chip are turned by digital and analogue signals
Change circuit and signal amplification circuit connects described oxygen level sensor, pressure transducer and temperature sensing
Device, described dsp chip is also associated with the 3D print procedure control system of 3D printing device.
5. the explosion prevention controlling process of an explosion-proof purifying tank, it is characterised in that comprise the following steps:
Oxygen level sensor (8), pressure transducer (9) and temperature sensor pre-set setting value,
3D print procedure control system controls the work of 3D printing device, while 3D printing device works,
Oxygen level sensor (8), pressure transducer (9) and temperature sensor are in explosion-proof purifying tank
Oxygen content, pressure and temperature detect, and detection signal is transferred to explosion-proof monitoring system (7),
Detection signal is judged by explosion-proof monitoring system (7), and according to judged result execution following steps:
If A. oxygen content signal value is higher than oxygen level sensor setting value, then it is judged to dangerous shape
State, now injects noble gas in explosion-proof purifying tank, and automatically opens up air bleeding valve and enter
Row gas displacement.When oxygen content signal is equal to or less than oxygen level sensor setting value
Time, stop injecting noble gas, close air bleeding valve.
If B. temperature signal is higher than temperature sensor setting value, then it is judged to precarious position, now
3D print procedure control system controls 3D printing device and closes, when temperature signal is equal to
Or less than after temperature sensor setting value, open the work of 3D printing device.
If C. pressure signal is above pressure transducer setting value, then it is judged to precarious position, this
Time automatically open up air bleeding valve and carry out safety relief, when pressure signal is equal to or less than pressure
During sensor settings value, close air bleeding valve.
If D. oxygen content signal, pressure signal and temperature signal are above respective setting value, then
Perform step A and step B, step C simultaneously.
If E. oxygen content signal, pressure signal and temperature signal are equal to or less than setting value, then
Being judged to that safe condition, explosion-proof monitoring system (7) do not operate, 3D is printed
Process control system controls 3D printing device and carries out index bed processing.
The explosion prevention controlling process of a kind of explosion-proof purifying tank the most according to claim 5, it is characterised in that
3D printing device carries out index bed and adds man-hour, and 3D print procedure control system detection parts standard layer adds
Work performance, and according to part performance execution following steps:
If a. part completes last layer of printing, the most directly terminate to print, 3D print procedure control system
Control 3D printing device to close.
If b. part is not fully complete last layer of printing, then 3D print procedure control system control 3D prints and sets
Standby continuation prints, and performs step A-step E simultaneously, terminates until printing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610482203.8A CN105965016A (en) | 2016-06-25 | 2016-06-25 | Explosion-proof purification tank for 3D printing devices and its explosion-proof control method |
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| CN201610482203.8A CN105965016A (en) | 2016-06-25 | 2016-06-25 | Explosion-proof purification tank for 3D printing devices and its explosion-proof control method |
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|---|---|---|---|---|
| CN106881864A (en) * | 2017-01-20 | 2017-06-23 | 深圳市安思科电子科技有限公司 | A kind of safe and reliable intelligent 3D printing system |
| CN109045855A (en) * | 2018-09-05 | 2018-12-21 | 成都登特牙科技术开发有限公司 | Laser 3D printing flue dust dry filter device and method and filtration core replacing options |
| CN109759585A (en) * | 2018-12-27 | 2019-05-17 | 广东汉邦激光科技有限公司 | 3D printing equipment, monitoring and control method and computer readable storage medium |
| CN111922338A (en) * | 2020-09-01 | 2020-11-13 | 贵州航天风华精密设备有限公司 | Energy-saving magnesium alloy 3D printing device and method |
| CN111922337A (en) * | 2020-09-01 | 2020-11-13 | 贵州航天风华精密设备有限公司 | Control system of magnesium alloy 3D printing device |
| CN113242756A (en) * | 2018-12-12 | 2021-08-10 | Eos有限公司电镀光纤*** | Method and device for post-treatment of particles entrained in a process gas and filter for use in such a device |
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| CN113599918A (en) * | 2021-08-26 | 2021-11-05 | 广东新氧器净化科技有限公司 | Control method, system, device, equipment and medium for fireproof and explosion-proof dust removal purifier |
| CN114393217A (en) * | 2022-01-19 | 2022-04-26 | 南京铖联激光科技有限公司 | 3D printing air source detection device and method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201446232U (en) * | 2009-07-10 | 2010-05-05 | 西北工业大学 | Inert atmosphere control device for enclosed circulating purification |
| CN104353832A (en) * | 2014-10-24 | 2015-02-18 | 华南理工大学 | Method and equipment of sealed chamber atmosphere deoxygenization and circulating purification for metal 3D printer |
| CN204194800U (en) * | 2014-10-24 | 2015-03-11 | 华南理工大学 | A kind of metal 3D printer sealed compartment atmosphere deoxygenation and circulation purifier |
| CN104550951A (en) * | 2014-12-11 | 2015-04-29 | 广东汉唐量子光电科技有限公司 | Gas protecting system of metal powder laser quick forming machine |
| CN105252004A (en) * | 2015-10-19 | 2016-01-20 | 华南理工大学 | Smoke dust detection and purifying method and device applied in 3D printing sealed cabin |
| CN205057063U (en) * | 2015-10-19 | 2016-03-02 | 华南理工大学 | Be applied to 3D and print interior smoke and dust detection of pressurized cabin and clarification plant |
| CN105458261A (en) * | 2016-01-22 | 2016-04-06 | 北京隆源自动成型***有限公司 | Active metal selective laser sintering sealing device and sintering gas protection method |
| CN205763854U (en) * | 2016-06-25 | 2016-12-07 | 成都雍熙聚材科技有限公司 | Explosion-proof purifying tank for 3D printing device |
-
2016
- 2016-06-25 CN CN201610482203.8A patent/CN105965016A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201446232U (en) * | 2009-07-10 | 2010-05-05 | 西北工业大学 | Inert atmosphere control device for enclosed circulating purification |
| CN104353832A (en) * | 2014-10-24 | 2015-02-18 | 华南理工大学 | Method and equipment of sealed chamber atmosphere deoxygenization and circulating purification for metal 3D printer |
| CN204194800U (en) * | 2014-10-24 | 2015-03-11 | 华南理工大学 | A kind of metal 3D printer sealed compartment atmosphere deoxygenation and circulation purifier |
| CN104550951A (en) * | 2014-12-11 | 2015-04-29 | 广东汉唐量子光电科技有限公司 | Gas protecting system of metal powder laser quick forming machine |
| CN105252004A (en) * | 2015-10-19 | 2016-01-20 | 华南理工大学 | Smoke dust detection and purifying method and device applied in 3D printing sealed cabin |
| CN205057063U (en) * | 2015-10-19 | 2016-03-02 | 华南理工大学 | Be applied to 3D and print interior smoke and dust detection of pressurized cabin and clarification plant |
| CN105458261A (en) * | 2016-01-22 | 2016-04-06 | 北京隆源自动成型***有限公司 | Active metal selective laser sintering sealing device and sintering gas protection method |
| CN205763854U (en) * | 2016-06-25 | 2016-12-07 | 成都雍熙聚材科技有限公司 | Explosion-proof purifying tank for 3D printing device |
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| CN113599918A (en) * | 2021-08-26 | 2021-11-05 | 广东新氧器净化科技有限公司 | Control method, system, device, equipment and medium for fireproof and explosion-proof dust removal purifier |
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Application publication date: 20160928 |