CN205809643U - A kind of circuit control system of rapid shaping instrument based on FDM technology - Google Patents
A kind of circuit control system of rapid shaping instrument based on FDM technology Download PDFInfo
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- CN205809643U CN205809643U CN201620773224.0U CN201620773224U CN205809643U CN 205809643 U CN205809643 U CN 205809643U CN 201620773224 U CN201620773224 U CN 201620773224U CN 205809643 U CN205809643 U CN 205809643U
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- module
- control system
- rapid shaping
- circuit control
- temperature control
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Abstract
The utility model discloses the circuit control system of a kind of rapid shaping instrument based on FDM technology, it is characterised in that this system includes microcontroller, clock module, human-computer interaction module, the first power module, nozzle temperature control module, platform temperature control module, second source module, motor drive module, limit switch control module, serial communication modular, USB interface and SD card interface.This system is powered respectively by other module of different electric power source pair of module motor drive modules and circuit control system, efficiently solves interfering between other module of motor drive module and circuit control system.Native system be integrated with USB interface, SD card interface and with three kinds of data download interface of serial communication modular that PC directly communicates, bring more choice to user, more convenient to use.
Description
Technical field
This utility model relates to field of circuit control, a kind of in rapid shaping instrument based on FDM technology, energy
Enough realize the circuit control system of threedimensional model rapid shaping.
Background technology
Rapid shaping technique based on FDM technology is currently used most commonly used a kind of threedimensional model rapid shaping skill
Art, owing to its frame for movement is simple, design comparison easy, manufacture and maintenance cost is relatively low, by most enterprises and field
Used.Circuit control system many employings 16 single-chip microcomputers of tradition in domestic rapid shaping instrument based on FDM technology etc. are low
End microcontroller, as key control unit, owing to its operating frequency is low, process performance is poor, causes the Forming Quality of molding instrument
The highest, and due in its sheet resource seldom cause the peripheral circuit of chip sufficiently complex so that the complexity of circuit design and
Cost is the highest.Simultaneously in circuit control system, the modules of system is powered by same power module, so
Can cause producing certain interference between other module of motor drive module and circuit control system, affect stablizing of system
Property.It addition, the data download interface form of domestic rapid shaping instrument is single, only a kind of data download interface, to user's
Use and bring the biggest inconvenience, the convenience that impact uses.
Utility model content
For the deficiencies in the prior art, the technical problem that this utility model intends to solve is to provide a kind of based on FDM technology
The circuit control system of rapid shaping instrument.This system controls system by different electric power source pair of module motor drive modules and circuit
Other module of system is powered respectively, efficiently solves between other module of motor drive module and circuit control system
Interfere.Native system is integrated with USB interface, SD card interface and the three kinds of numbers of serial communication modular directly communicated with PC
According to download interface, bring more choice to user, more convenient to use.
This utility model solves the technical scheme of described technical problem and is to provide a kind of rapid shaping based on FDM technology
The circuit control system of instrument, it is characterised in that this system includes microcontroller, clock module, human-computer interaction module, the first electricity
Source module, nozzle temperature control module, platform temperature control module, second source module, motor drive module, limit switch control
Molding block, serial communication modular, USB interface and SD card interface；
Described microcontroller controls mould with clock module, human-computer interaction module, the first power module, nozzle temperature respectively
Block, platform temperature control module, motor drive module, limit switch control module, serial communication modular, USB interface and SD card
Interface connects；Described first power module respectively with microcontroller, platform temperature control module, limit switch control module, string
Port communications module, SD card interface, human-computer interaction module, nozzle temperature control module and USB interface connect；Described second source mould
Block is connected with motor drive module.
The chip model of microcontroller is ARM Cortex-M4.
First power module includes voltage stabilizing blood pressure lowering chip TPS5430 and voltage stabilizing blood pressure lowering chip AMS1117.
Nozzle temperature control module includes heating rod and temperature measuring device K-type thermocouple.
Platform temperature control module includes heating plate and temperature element DS18B20.
Second source module includes voltage stabilizing blood pressure lowering chip TPS5430 and voltage stabilizing blood pressure lowering chip AMS1117.
Motor drive module includes stepper motor driver chip A4988 and 42 motors.
Compared with prior art, this utility model has the beneficial effects that:
1, the microcontroller that native system uses is 32 8-digit microcontrollers based on ARM Cortex-M4 kernel, operating frequency
Height, process performance are superior, low in energy consumption, good stability, and this microcontroller has resource in abundant sheet, enormously simplify periphery
The design of circuit, low cost and stability for native system provide guarantee reliably.
2, native system is by other module of different electric power source pair of module motor drive modules and circuit control system respectively
It is powered, efficiently solves interfering between other module of motor drive module and circuit control system, improve
The stability of system.
3, it is integrated with under USB interface, SD card interface and the three kinds of data of serial communication modular directly communicated with PC
Carry interface, three kinds of data download path that native system provides, efficiently solve and carry to user due to single data download path
The inconvenience come, improves Consumer's Experience, further promotes popularization and the use of rapid shaping instrument.
4, the modules of native system all uses modularized design, the most separate between modules, cooperates again,
A kind of stable and efficient circuit control system is provided for rapid shaping instrument.
Accompanying drawing explanation
Fig. 1 is the whole of a kind of embodiment of circuit control system of this utility model rapid shaping based on FDM technology instrument
Body structured flowchart；
Detailed description of the invention
Specific embodiment of the utility model is given below.It is new that specific embodiment is only used for further describing this practicality
Type, is not intended to the application scope of the claims.
This utility model provide a kind of rapid shaping instrument based on FDM technology circuit control system (be called for short system,
See Fig. 1), including microcontroller 1, clock module 2, human-computer interaction module the 3, first power module 4, nozzle temperature control module
5, platform temperature control module 6, second source module 7, motor drive module 8, limit switch control module 9, serial communication mould
Block 10, usb 11 and SD card interface 12；
Described microcontroller 1 controls with clock module 2, human-computer interaction module the 3, first power module 4, nozzle temperature respectively
Module 5, platform temperature control module 6, motor drive module 8, limit switch control module 9, serial communication modular 10, USB connect
Mouth 11 and SD card interfaces 12 connect；Described first power module 4 respectively with microcontroller 1, platform temperature control module 6, spacing
Switch control module 9, serial communication modular 10 and SD card interface 12 connect, it is provided that 3.3V voltage；Described first power module 4 with
Human-computer interaction module 3, nozzle temperature control module 5 and usb 11 connect, it is provided that 5V voltage；Described second source module 7 with
Motor drive module 8 connects.
Described microcontroller 1 is 32 8-digit microcontrollers based on ARM Cortex-M4 kernel, and operating frequency is high, treatability
Can superior, low in energy consumption, good stability, and this microcontroller has resource in abundant sheet, enormously simplify setting of peripheral circuit
Meter, low cost and stability for native system provide guarantee reliably.
Described clock module 2 have employed the crystal oscillator of high-precision 8MHZ, is produced by the clock circuit within microcontroller 1
The up to operating frequency of 168MHZ, for present system provides the clock required for stable operation.
Described human-computer interaction module 3 is made up of the serial ports screen with touch function, and the 5V voltage required for serial ports screen is by
One power module 4 provides, and serial ports screen is connected with microcontroller 1, on the one hand realizes the display function of system；On the other hand user can
With by the operation to this serial ports screen, perform corresponding function in interface, by realizing the operation of serial ports screen to whole
The operation of circuit control system and control.
The 24V voltage that outside is inputted by described first power module 4, is converted into surely by voltage stabilizing blood pressure lowering chip TPS5430
Fixed 5V voltage, 5V voltage is converted into the burning voltage of 3.3V by voltage stabilizing blood pressure lowering chip AMS1117.
Described nozzle temperature control module 5 is made up of the heating rod and temperature measuring device K-type thermocouple playing heat effect, required
5V voltage provided by the first power module 4, K-type thermocouple is responsible for the temperature of collection is delivered to microcontroller 1, through microcontroller
After the process of device 1, control the switch of heating rod, thus by the temperature stabilization of shower nozzle at desired temperature value.
Described platform temperature control module 6 is made up of the heating plate and temperature element DS18B20 playing heat effect,
The digital quantity of platform temperature is sent to microcontroller 1 by DS18B20, after microcontroller processes, controls heating plate according to predetermined value
Heating whether so that platform temperature reaches to be best suitable for the temperature of three-dimensional object model molding.
Described second source module 7 is mainly made up of voltage stabilizing blood pressure lowering chip 78M05 and voltage stabilizing blood pressure lowering chip AMS1117,
24V photovoltaic conversion is 5V voltage by 78M05, and 5V voltage is converted into stable 3.3V voltage by AMS1117, for the electricity of native system
Machine drives module 8 to provide supply voltage.
Described motor drive module 8 is mainly made up of stepper motor driver chip A4988 and 42 motors, required voltage
Being thered is provided by second source module 7, A4988 is connected with microcontroller 1, and motor is driven motion, micro-control by motor drive ic
Device processed, according to corresponding data command, by driving chip, controls the motion of motor, thus realizes rapid shaping instrument
Function.
Described limit switch control module 9 is mainly made up of outside limit switch, the first power module 4 provide required
3.3V voltage, by the Guan Bi of limit switch or disconnect the motion of motor in control system.
The 3.3V supply voltage of described SD card interface 12 is provided by the first power module 4, usb 11 and serial communication mould
5V voltage needed for block 10 is also to be provided by the first power module 4；These three communication interface be responsible for data command download or with
The communication of host computer so that microcontroller from SD card, USB flash disk or directly can be connected with host computer, reads corresponding data and refers to
Order, cooperates with the modules of system, performs corresponding operation.
The operation principle of the circuit control system of this utility model rapid shaping based on FDM technology instrument and workflow
It is: after system electrification that the 24V supply voltage of input is converted into the voltage of 5V and 3.3V by the first power module 4, gives micro-control respectively
Device 1 processed, limit switch control module 9, nozzle temperature control module 5, platform temperature control module 6, human-computer interaction module 3, SD
Card interface 12, usb 11 and serial communication modular 10 provide required 5V or 3.3V supply voltage；Second source module 7
Also the 24V supply voltage of input being converted into 5V and 3.3V, provide supply voltage for motor drive module 8, system uses two
Power module, it is to avoid interference each other, it is ensured that the stability of system.
The human-computer interaction module 3 that user can be consisted of tangible serial ports screen, realizes the operation to whole system, first
Preprepared three-dimensional object model data are imported in USB flash disk or SD card by first user, by SD card interface 12 or USB interface
11 read data, or are directly connected with computer by rapid shaping instrument, by serial communication modular 10 directly from host computer
Read data；Then by clicking on the serial ports screen in human-computer interaction module 3, digital independent approach is selected so that rapid shaping instrument
Device can read corresponding three-dimensional object model data from USB flash disk or SD card or host computer；Set by human-computer interaction module 3
The molding purpose temperature at shower nozzle position and the attachment purpose temperature at platform position, now, system can control mould by nozzle temperature
K-type thermocouple in block 5 reads shower nozzle actual temperature, and after transferring to microcontroller 1 to process, microcontroller can be according to the purpose preset
Temperature value controls the heating rod in nozzle temperature control module 5, whether heats, so that the temperature of shower nozzle reaches default
Value；The temperature of shaped platform, by the heating plate in platform temperature control module 6 and temperature measuring device, is controlled in advance by simultaneity factor
If about Zhi；After user determines the forming action carrying out three-dimensional object model, nozzle temperature and platform temperature start according to setting
Value is changed, and after the temperature of the two reaches to preset purpose temperature, microcontroller 1 starts to control motor drive module 8, according to
In limit switch control module 9, whether the Guan Bi of limit switch, carries out home operation, will move to threedimensional model molding by shower nozzle
Origin position, then microcontroller 1 reads three-dimensional article by SD card interface 12 or usb 11 or serial communication modular 10
The data command of body Model, controls motor drive module 8 so that motor coordinated is moved, and completes the fast of three-dimensional object model
Rapid-result type.During three-dimensional object model molding, the tangible serial ports screen in human-computer interaction module 3 can show various in real time
Status information, including: molding progress, shower nozzle real time temperature, shower nozzle purpose temperature, platform real time temperature, platform purpose temperature this
Several parameters, so that user can monitor the forming process of three-dimensional object model in real time, it is ensured that three-dimensional object model is quick
Smoothly completing of molding.
This utility model is not addressed part and is applicable to prior art.
Claims (7)
1. the circuit control system of a rapid shaping instrument based on FDM technology, it is characterised in that this system includes microcontroller
Device, clock module, human-computer interaction module, the first power module, nozzle temperature control module, platform temperature control module, second
Power module, motor drive module, limit switch control module, serial communication modular, USB interface and SD card interface；
Described microcontroller respectively with clock module, human-computer interaction module, the first power module, nozzle temperature control module, flat
Platform temperature control modules, motor drive module, limit switch control module, serial communication modular, USB interface and SD card interface are even
Connect；Described first power module respectively with microcontroller, platform temperature control module, limit switch control module, serial communication
Module, SD card interface, human-computer interaction module, nozzle temperature control module and USB interface connect；Described second source module and electricity
Machine drives module to connect.
The circuit control system of rapid shaping instrument based on FDM technology the most according to claim 1, it is characterised in that micro-
The chip model of controller is ARM Cortex-M4.
The circuit control system of rapid shaping instrument based on FDM technology the most according to claim 1, it is characterised in that the
One power module includes voltage stabilizing blood pressure lowering chip TPS5430 and voltage stabilizing blood pressure lowering chip AMS1117.
The circuit control system of rapid shaping instrument based on FDM technology the most according to claim 1, it is characterised in that spray
Head temperature control modules includes heating rod and temperature measuring device K-type thermocouple.
The circuit control system of rapid shaping instrument based on FDM technology the most according to claim 1, it is characterised in that flat
Platform temperature control modules includes heating plate and temperature element DS18B20.
The circuit control system of rapid shaping instrument based on FDM technology the most according to claim 1, it is characterised in that the
Two power modules include voltage stabilizing blood pressure lowering chip TPS5430 and voltage stabilizing blood pressure lowering chip AMS1117.
The circuit control system of rapid shaping instrument based on FDM technology the most according to claim 1, it is characterised in that electricity
Machine drives module to include stepper motor driver chip A4988 and 42 motors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620773224.0U CN205809643U (en) | 2016-07-19 | 2016-07-19 | A kind of circuit control system of rapid shaping instrument based on FDM technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620773224.0U CN205809643U (en) | 2016-07-19 | 2016-07-19 | A kind of circuit control system of rapid shaping instrument based on FDM technology |
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| Publication Number | Publication Date |
|---|---|
| CN205809643U true CN205809643U (en) | 2016-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620773224.0U Expired - Fee Related CN205809643U (en) | 2016-07-19 | 2016-07-19 | A kind of circuit control system of rapid shaping instrument based on FDM technology |
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| CN (1) | CN205809643U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107672183A (en) * | 2017-10-20 | 2018-02-09 | 东华大学 | A kind of 3D printer control system based on ARM |
-
2016
- 2016-07-19 CN CN201620773224.0U patent/CN205809643U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107672183A (en) * | 2017-10-20 | 2018-02-09 | 东华大学 | A kind of 3D printer control system based on ARM |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 Termination date: 20170719 |