CN104057614A - High temperature warning method for 3D drawing pen - Google Patents

High temperature warning method for 3D drawing pen Download PDF

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Publication number
CN104057614A
CN104057614A CN201410281584.4A CN201410281584A CN104057614A CN 104057614 A CN104057614 A CN 104057614A CN 201410281584 A CN201410281584 A CN 201410281584A CN 104057614 A CN104057614 A CN 104057614A
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CN
China
Prior art keywords
temperature
drawing pen
control circuit
high temperature
alarm
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Pending
Application number
CN201410281584.4A
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Chinese (zh)
Inventor
魏宏辉
魏天浩
魏妗羽
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Jvrong Riwell Electrical Co Ltd
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Jvrong Riwell Electrical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Jvrong Riwell Electrical Co Ltd filed Critical Jvrong Riwell Electrical Co Ltd
Priority to CN201410281584.4A priority Critical patent/CN104057614A/en
Publication of CN104057614A publication Critical patent/CN104057614A/en
Pending legal-status Critical Current

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  • Emergency Alarm Devices (AREA)

Abstract

The invention discloses a high temperature warning method for 3D drawing pens. A temperature alarm indicating light and a temperature sensor arranged in a nib cavity are connected with a control circuit, so that touch alarm temperature and ultra high temperature alarm temperature can be configured according to requirements. When the real-time working temperature of the drawing pen is higher than the touch warning temperature but lower than the ultra high temperature warning temperature, the control circuit controls the temperature alarm indicating light to turn orange from green and flicker frequently, so as to warn the user; and when the real-time working temperature of the drawing pen is higher than the ultra high temperature alarm temperature, the control circuit controls the temperature alarm indicating light to turn red and flicker more frequently, and stops the heating devices, so as to improve the usage safety of the drawing pen. Further, the consumable of the 3D drawing pen is introduced from a high temperature resistant plastic tube with melting point higher than that of the consumable, so as to solve the problem that the consumable expands and obstructs the pipe due to heat conduction in the introduction through hole before heated melting in the nozzle, and expand the selection range of the 3D printing consumables.

Description

A kind of 3D drawing pen high temperature alarming method for power
Technical field
The present invention relates to a kind of 3D printing device, be specifically related to a kind of 3D drawing pen, and alarming method for power.
Background technology
3D drawing pen needs consumptive material to carry out heating and melting to carry out artistic creation in the course of the work, in order to reach radiating effect rapidly and uniformly, gradually adopts the mode of written integral fin, louvre to substitute conventional fan heat radiation.But because the conduction of heat of heater element and heat dissipation equipment, consumptive material enter nozzle be heated melt before, just easily import expanded by heating in through hole at stainless steel, often there is expand tube clogging in 3D drawing pen therefore in the course of the work, severe jamming the continuity of artistic creation.In the time that user is interrupted by expand tube obstruction in production process, because the degree of heat of written heater element is not understood intuitively and accurately, extremely easily go to sound out nib, danger very with hand.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the invention provides a kind of 3D drawing pen and a kind of 3D drawing pen high temperature alarming method for power, improve the security that drawing pen uses, further solved consumptive material before entering nozzle and being heated and melting, importing the expand tube blockage problem existing in through hole simultaneously.
Technical scheme: for solving the problems of the technologies described above, 3D drawing pen provided by the invention, comprises nib and a body.
Described body comprises a body shell, in the cavity of a body shell, is provided with control circuit;
Described nib comprises nozzle, is looped around the heater element on nozzle outer wall, written shell, is provided with temperature sensor and power connector in the cavity of described written shell;
Described heater element is connected with described control circuit by power connector with temperature sensor;
Described body shell or written shell are provided with the temperature alarming indicator lamp being connected with described control circuit.
Now, temperature alarming indicator lamp is all connected with control circuit with the temperature sensor arranging in written cavity, can configure as required temperature alarm, so that operation user is played to warning function.
Further, also comprise the high-temperature resistance plastice pipe of fusing point higher than consumptive material fusing point in the nib of this drawing pen, the through hole of described high-temperature resistance plastice pipe docks with the through hole of nozzle and forms consumptive material conveying cavity.
Preferably, described nib also comprises Plug pin patch bay, and described Plug pin patch bay is provided with through hole and is fixedly installed in the cavity of described written shell, and described high-temperature resistance plastice pipe box is connected in the through hole of Plug pin patch bay, docks form consumptive material conveying cavity with the through hole of nozzle; Described power connector is fixedly installed on Plug pin patch bay.Now structure is also more firm.
Preferably, described high-temperature resistance plastice pipe is polyfluortetraethylene pipe or nylon tube or LCP pipe or the PPS pipe of fusing point higher than consumptive material fusing point.
As preferably, described consumptive material is ABS or PLA or PVC or PP or PE.Can certainly be can melt to solidify moulding edible consumptive material, as sugar or chocolate etc.
Preferably, described power connector is contact pin type or wire-jumper type.
Preferably, described nib adopts draw-in groove be connected or be threaded with a body.
Preferably, on described body shell, be also provided with the power supply indicator being connected with control circuit.
The present invention also provides a kind of 3D drawing pen high temperature alarming method for power, and it uses 3D drawing pen, and this drawing pen comprises nib and a body, and described body comprises a body shell, in the cavity of described body shell, is provided with control circuit; Described nib comprises nozzle, is looped around the heater element on nozzle outer wall, written shell, is provided with temperature sensor and power connector in the cavity of described written shell; Described heater element is connected with described control circuit by power connector with temperature sensor; Described body shell or written shell are provided with the temperature alarming indicator lamp being connected with described control circuit, and it comprises the steps:
Step 1: default touching temperature alarm, superhigh temperature temperature alarm in the memory of drawing pen control circuit;
Step 2: when drawing pen duty, control circuit, by the temperature sensor in written cavity, reads drawing pen real-time working temperature in real time;
Step 3: judge that real-time working temperature is whether higher than touching temperature alarm, as otherwise control circuit control temperature alarming indicator lamp is green, carry out step 4 in this way;
Step 4: judge that whether real-time working temperature is higher than superelevation early warning temperature, as otherwise control circuit control temperature alarming indicator lamp is orange and interval flashing, avoid by health touching drawing pen nib to warn user; Carry out step 5 in this way;
Step 5: control circuit control temperature alarming indicator lamp takes on a red color and interval flashing, and the power supply of force disconnect heater element stops heating;
When drawing pen duty, step 2 to step 5 constantly circulates.
Preferably, described default touching temperature alarm is not higher than 40 DEG C.
Preferably, described 3D drawing pen consumptive material used is ABS or PLA or PVC or PP or PE, and described superhigh temperature temperature alarm is higher than the theoretical melting temperature of consumptive material used.
Preferably, on described 3D drawing pen, be also provided with buzzer, in described step 5, also comprise control circuit control buzzer call, reached superelevation early warning temperature to warn user's drawing pen real-time working temperature.
As preferably, the red led flicker frequency in described step 5 is higher than the orange indicating light flicker frequency in step 4.
Beneficial effect: the invention provides a kind of 3D drawing pen, because temperature alarming indicator lamp is all connected with control circuit with the temperature sensor arranging in written cavity, can configure as required temperature alarm, so that operation user is played to warning function.3D drawing pen high temperature alarming method for power provided by the invention, pre-configured touching temperature alarm and superhigh temperature temperature alarm, once the real-time working temperature of its temperature sensor identification of drawing pen work higher than touching temperature alarm during lower than superhigh temperature temperature alarm, control circuit control temperature alarming indicator lamp is transferred to and is orange and interval flashing by green, avoids going to touch drawing pen nib with body part as hand to warn user; Once the real-time working temperature of its temperature sensor identification of drawing pen work during higher than superhigh temperature temperature alarm, control circuit control temperature alarming indicator lamp takes on a red color and shorter interval flashing, and control heater part stops heating, improve the security that drawing pen uses.
The present invention further provides a kind of 3D drawing pen, its consumptive material is to be imported higher than the high-temperature resistance plastice pipe of consumptive material fusing point by fusing point, then is fused into jelly after entering into the nozzle through heating.Although because of heat conduction, consumptive material starts to be heated and omits microdilatancy in the through hole entering before nozzle, one is because the thermal conductivity factor of high-temperature resistance plastice pipe own is little, and consumptive material heating degree will be far below the consumptive material heating degree in former stainless steel through hole; The 2nd, because the lubricity of plastic tube own is good, can make consumptive material import more smoothly; The 3rd, meeting micro-deformation after high-temperature resistance plastice pipe itself is heated, its through hole can and restore to the original state along with the adaptive trace expansion of the increase and decrease of heating temperature.Therefore can eliminate well consumptive material in the through hole entering before nozzle because heat conducts the expand tube clogging causing, expanded the range of choice of 3D printing consumables.
Brief description of the drawings
Fig. 1 is the structural representation of 3D drawing pen of the present invention;
Fig. 2 is the structural representation cutaway view of nib in 3D drawing pen of the present invention;
Fig. 3 is the flow chart of 3D drawing pen high temperature alarming method for power.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described.
embodiment 1:
The structural representation of 3D drawing pen of the present invention as shown in Figure 1, comprises nib 100 and a body 200.Described body 200 comprises a body shell 201, in the cavity of a body shell 201, is provided with control circuit.
As shown in Figure 2, nib 100 comprises nozzle 101, is looped around heater element 102, written shell 103 on nozzle 101 outer walls the structural representation cutaway view of nib of the present invention, is provided with temperature sensor and power connector 106 in the cavity of described written shell 103.Described heater element is heating wire, and described power connector 106 is contact pin type connector.
The inner heater element 102 of nib is connected with a control circuit for body inside by power connector 106 with temperature sensor.Described nib adopts draw-in groove to be connected with a body.
Body shell 201 is provided with the temperature alarming indicator lamp 202 being connected with described control circuit.
embodiment 2:
The structural representation of 3D drawing pen of the present invention as shown in Figure 1, comprises nib 100 and a body 200.Described body 200 comprises a body shell 201, in the cavity of a body shell 201, is provided with control circuit.
The structural representation cutaway view of nib of the present invention as shown in Figure 2, nib 100 comprises nozzle 101, be looped around heater element 102 on nozzle 101 outer walls, written shell 103, fusing point be higher than the high-temperature resistance plastice pipe 104 of consumptive material fusing point, and the through hole of described high-temperature resistance plastice pipe 104 dock formation consumptive material conveying cavity with the through hole of nozzle 101.In the cavity of described written shell 103, be provided with temperature sensor and power connector 106.The inner heater element 102 of nib is connected with a control circuit for body inside by power connector 106 with temperature sensor.
Described high-temperature resistance plastice pipe 104 is polyfluortetraethylene pipe, and described heater element is the metal film resistor forming through etching, and described power connector is contact pin type connector.Described nib adopts and is threaded with a body.
Described written shell 103 is provided with the temperature alarming indicator lamp being connected with described control circuit.
embodiment 3:
The structural representation of 3D drawing pen of the present invention as shown in Figure 1, comprises nib 100 and a body 200.Described body 200 comprises a body shell 201, in the cavity of a body shell 201, is provided with control circuit.
The structural representation cutaway view of nib of the present invention as shown in Figure 2, nib 100 comprises nozzle 101, be looped around heater element 102 on nozzle 101 outer walls, written shell 103, fusing point be higher than high-temperature resistance plastice pipe 104 and the Plug pin patch bay 105 of consumptive material fusing point, described Plug pin patch bay 105 is provided with through hole and is fixedly installed in the cavity of described written shell 103, described high-temperature resistance plastice pipe 104 is socketed in the through hole of Plug pin patch bay 105, docks form consumptive material conveying cavity with the through hole of nozzle 101.In the cavity of described written shell 103, be provided with temperature sensor and power connector 106, described power connector 106 is fixedly installed on Plug pin patch bay 105.The inner heater element 102 of nib is connected with a control circuit for body inside by power connector 106 with temperature sensor.
Described high-temperature resistance plastice pipe 104 is nylon tube, can certainly be LCP pipe or PPS pipe, and described heater element is the annular-heating device that PTC pottery is made, and described power connector is wire-jumper type connector.Described nib adopts and is threaded with a body.
Described written shell 103 is provided with the temperature alarming indicator lamp and the power supply indicator 203 that are connected with described control circuit.
Consumptive material described in the various embodiments described above can be ABS or PLA.Can certainly be PVC or PP or PE, can be also chocolate or sugar etc. can be melted and solidified moulding edible consumptive material.
3D drawing pen high temperature alarming method for power provided by the invention, it uses 3D drawing pen, and as depicted in figs. 1 and 2, this drawing pen comprises nib 100 and a body 200, and described body 200 comprises a body shell 201, in the cavity of a body shell 201, is provided with control circuit; Nib 100 comprises nozzle 101, is looped around heater element 102, written shell 103 on nozzle 101 outer walls, is provided with temperature sensor and power connector 106 in the cavity of written shell 103; Described heater element 102 is connected with described control circuit by power connector 106 with temperature sensor; Described body shell 201 is provided with the temperature alarming indicator lamp 202 being connected with described control circuit; As shown in Figure 3, the method comprises the steps:
Step 1: default touching temperature alarm is 40 DEG C, superhigh temperature temperature alarm higher than 5 DEG C of the theoretical melting temperatures of ABS or PLA in the memory of drawing pen control circuit;
Step 2: when drawing pen duty, control circuit, by the temperature sensor in written cavity, reads drawing pen real-time working temperature in real time;
Step 3: judge that real-time working temperature is whether higher than touching temperature alarm, as otherwise control circuit control temperature alarming indicator lamp 202 is green, carry out step 4 in this way;
Step 4: judge that whether real-time working temperature is higher than superelevation early warning temperature, as otherwise control circuit control temperature alarming indicator lamp 202 is orange and interval flashing, avoid by health touching drawing pen nib to warn user; Carry out step 5 in this way;
Step 5: control circuit control temperature alarming indicator lamp 202 takes on a red color and interval flashing, and the power supply that cuts off heater element 102 is to stop heating;
When drawing pen duty, repetitive cycling step 2 is to step 5.
Certainly can be also on written shell 103, to be provided with the temperature alarming indicator lamp being connected with described control circuit.Touching temperature alarm and superhigh temperature temperature alarm also can, according to the applicable consumptive material of customer group's needs and drawing pen, be configured to other suitable temperature.
On the drawing pen of 3D described in the method, be also provided with buzzer, in described step 5, control circuit is controlled buzzer call simultaneously, has reached superelevation early warning temperature to warn user's drawing pen real-time working temperature.Red led flicker frequency in described step 5 is higher than the orange indicating light flicker frequency in step 4.
Above implementation column does not form restriction to the present invention; especially the color of the threshold range of the version of consumptive material kind, power connector, ring heater, early warning temperature, indicator lamp, flicker frequency etc.; relevant staff is not departing from the scope of the technology of the present invention thought; various variation and the amendment carried out, all drop in protection scope of the present invention.

Claims (5)

1. a 3D drawing pen high temperature alarming method for power, it is characterized in that: the method is used 3D drawing pen, this drawing pen comprises nib (100) and a body (200), and described body (200) comprises a body shell (201), in the cavity of described body shell (201), is provided with control circuit; Described nib (100) comprises nozzle (101), is looped around heater element (102), written shell (103) on nozzle (101) outer wall, is provided with temperature sensor and power connector (106) in the cavity of described written shell (103); Described heater element (102) is connected with described control circuit by power connector (106) with temperature sensor; Described body shell (201) or written shell (103) are provided with the temperature alarming indicator lamp (202) being connected with described control circuit, and the method comprises the steps:
Step 1: default touching temperature alarm, superhigh temperature temperature alarm in the memory of drawing pen control circuit;
Step 2: when drawing pen duty, control circuit, by the temperature sensor in written cavity, reads drawing pen real-time working temperature in real time;
Step 3: judge that real-time working temperature is whether higher than touching temperature alarm, as otherwise control circuit control temperature alarming indicator lamp (202) is green, carry out step 4 in this way;
Step 4: judge that whether real-time working temperature is higher than superelevation early warning temperature, as otherwise control circuit control temperature alarming indicator lamp (202) is orange and interval flashing, avoid by health touching drawing pen nib to warn user; Carry out step 5 in this way;
Step 5: control circuit control temperature alarming indicator lamp (202) takes on a red color and interval flashing, and the power supply of force disconnect heater element (102) stops heating;
When drawing pen duty, repetitive cycling step 2 is to step 5.
2. 3D drawing pen high temperature alarming method for power according to claim 1, is characterized in that: described default touching temperature alarm is not higher than 40 DEG C.
3. 3D drawing pen high temperature alarming method for power according to claim 1, is characterized in that: described 3D drawing pen consumptive material used is ABS or PLA or PVC or PP or PE, and described superhigh temperature temperature alarm is higher than the theoretical melting temperature of consumptive material used.
4. 3D drawing pen high temperature alarming method for power according to claim 1, it is characterized in that: on described 3D drawing pen, be also provided with buzzer, in described step 5, also comprise control circuit control buzzer call, reached superelevation early warning temperature to warn user's drawing pen real-time working temperature.
5. 3D drawing pen high temperature alarming method for power according to claim 1, is characterized in that: the red led flicker frequency in described step 5 is higher than the orange indicating light flicker frequency in step 4.
CN201410281584.4A 2014-06-20 2014-06-20 High temperature warning method for 3D drawing pen Pending CN104057614A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410281584.4A CN104057614A (en) 2014-06-20 2014-06-20 High temperature warning method for 3D drawing pen

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Application Number Priority Date Filing Date Title
CN201410281584.4A CN104057614A (en) 2014-06-20 2014-06-20 High temperature warning method for 3D drawing pen

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202274934U (en) * 2011-10-28 2012-06-13 浙江菱洋节能电器有限公司 Environmental temperature alarm
CN203357906U (en) * 2013-06-28 2013-12-25 济南集罗电子有限公司 3D printing pen
CN103707511A (en) * 2013-12-31 2014-04-09 包呼和 3D (three-dimension) printing pen
CN203572585U (en) * 2013-11-15 2014-04-30 成都市宏山科技有限公司 Switch cabinet bus temperature rise detection device with dual alarm function
CN103802321A (en) * 2014-02-28 2014-05-21 句容利威尔电器有限公司 3D (three-dimensional) drawing pen
CN103847099A (en) * 2012-12-05 2014-06-11 摇晃商品股份有限公司 Hand-held three-dimensional drawing device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202274934U (en) * 2011-10-28 2012-06-13 浙江菱洋节能电器有限公司 Environmental temperature alarm
CN103847099A (en) * 2012-12-05 2014-06-11 摇晃商品股份有限公司 Hand-held three-dimensional drawing device
CN203357906U (en) * 2013-06-28 2013-12-25 济南集罗电子有限公司 3D printing pen
CN203572585U (en) * 2013-11-15 2014-04-30 成都市宏山科技有限公司 Switch cabinet bus temperature rise detection device with dual alarm function
CN103707511A (en) * 2013-12-31 2014-04-09 包呼和 3D (three-dimension) printing pen
CN103802321A (en) * 2014-02-28 2014-05-21 句容利威尔电器有限公司 3D (three-dimensional) drawing pen

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Application publication date: 20140924