CN206614132U - A kind of thick strip robot plasma diced system based on MFC - Google Patents
A kind of thick strip robot plasma diced system based on MFC Download PDFInfo
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- CN206614132U CN206614132U CN201720303498.8U CN201720303498U CN206614132U CN 206614132 U CN206614132 U CN 206614132U CN 201720303498 U CN201720303498 U CN 201720303498U CN 206614132 U CN206614132 U CN 206614132U
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Abstract
The utility model discloses a kind of thick strip robot plasma diced system based on MFC, the system includes MFC control panels, plasma cutting power supply, robot control system, plasma cutting torch and fixture, gas path device, cooling device, arc starter and connection line, MFC control panels one end is connected with plasma cutting power supply, one end is connected with robot control system, plasma cutting power supply controls gas path device, cooling device and arc starter work, and plasma cutting torch is connected to by connection line, plasma cutting torch is connected to the mechanical arm of robot control system by fixture.The utility model is realized automation thick strip material plasma using CAN communication bus and cut by the combination of MFC programs and digitizer, and parallel technology is flowed by power supply realizes many plasma power supply parallel connection cuttings.
Description
Technical field
The utility model is related to plasma cut field, and in particular to a kind of thick strip robot plasma based on MFC
Diced system.
Background technology
In recent years, in equipment manufactures such as ocean engineering, nuclear power, Aero-Space, ship, petrochemical industries, its equipment is increasingly
Maximization, the demand to thick large-sized structural parts increasingly increases, in the urgent need to a large amount of high-quality and efficient slab thermal cutting technologies and dress
It is standby.Plasma cut has the advantages that cutting cost is low, cutting efficiency is high, cut quality good, is widely applied.
With the development of robot technology, robot technology and plasma cutting technique are combined into inexorable trend, lead to
The programming and control to robot are crossed, the planning of cutting path is realized, the working ability of plasma cut is significantly improved and cuts
Efficiency is cut, the cutting to thick strip and complicated shape is significant.In thick strip plasma cut, plasma is limited to
The power of power supply, what is generally taken is the simple cutting in parallel of many power supplys to improve cutting power.Because every power supply output is special
Property difference, it is uneven to easily cause output current, so as to cause cut quality unstable and cutting efficiency is poor.Therefore, with reference to
Robot technology, plasma cutting technique, automatic control technology and inverter technology robot plasma diced system will
Future thrust as thick plates cutting field.
Utility model content
The purpose of this utility model is that there is provided a kind of thick strip machine based on MFC for above-mentioned the deficiencies in the prior art
Device people's plasma cutting system, cut thick strip when, using MFC control panels and program realize plasma power supply, robot,
The automation collaborative work of corollary equipment, completes high-quality plasma cut, and can realize the stream of many plasma power supplies
Parallel connection meets the split requirement of thick strip material there is provided bigger operating power and operating efficiency.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of thick strip robot plasma diced system based on MFC, including give cutting scheme for user and cut
Cut parameter, setting robot motion track, control cutting flow, display and handling failure information and equipment is debugged
MFC control panels, reception MFC control panels given information simultaneously feed back cutting information and fault message, control gas path device, cooling
Device and the digitlization plasma cutting power supply of arc starter work, reception and feedback robot motion's information and fault message are simultaneously
Realize the robot control system of robot stabilized motion, for realizing the plasma cutting torch to cutting object cutting operation
And gases used gas path device, article on plasma power supply and plasma cutting torch enters in fixture, offer plasma cutting process
The cooling device of row cooling, the arc starter and connection line that the starting the arc is provided for plasma cut, the MFC control panels one
End is connected with digitlization plasma cutting power supply by 14 core communication buses, and the other end is logical by CAN with robot control system
Believe bus connection, the digitlization plasma cutting power supply controls gas path device, cooling by the relay module of power source internal
Device and arc starter work, and plasma cutting torch is connected to by connection line, the plasma cutting torch passes through
Fixture is connected on the mechanical arm of robot control system.
Further, the CAN communication bus includes CAN communication line, switching line and Current Voltage collection circuit.
Further, the robot control system includes robot control cabinet and mechanical arm.
Further, the MFC control panels can be directed to the specific operating mode of plasma cut, using MFC programmings
Go out corresponding control panel.
Further, the main circuit of the digitlization plasma cutting power supply is using full bridge inverter topology, Neng Gougen
The specific working condition requirement of cutting given according to MFC control panels, parallel algorithm is flowed using power supply, utilizes stream Parallel Control electricity
Road, in the form of many Parallel opertations or separate unit output, meets split requirement.
Further, the stream Parallel Control circuit of the digitlization plasma cutting power supply includes STM32 systems, inversion
Drive circuit, rectified three-phase circuit, full bridge inverter, current rectifying and wave filtering circuit and current detection circuit, the three phase rectifier electricity
Road, full bridge inverter and current rectifying and wave filtering circuit are sequentially connected；Rectified three-phase circuit is connected with three-phase power input end；Rectification is filtered
Wave circuit is connected with plasma cutting torch；Current detection circuit connects the ADC moulds of current rectifying and wave filtering circuit and STM32 systems respectively
Block；Inverse changing driving circuit connects the PWM output modules and full bridge inverter of STM32 systems respectively.
Further, the stream parallel connection is achieved by the steps of：User sets cutting ginseng by MFC control panels
Number, first judges whether the cutting current set is more than setting numerical value by program, if greater than setting numerical value, then passes through CAN communication
Two digitlization plasma cutting power supply Parallel opertations are set, and otherwise separate unit is operated；If two digitlization plasma cuts
Power sources in parallel is exported, then STM32 systems control the dutycycle of inverse changing driving circuit by adjusting PWM output modules, complete to control
The work of bridge inverter circuit, so as to adjust output current；And after the rectified filter circuit of output current, pass through current detecting electricity
Road is fed back in STM32 systems, realizes that closed loop current is adjusted；Digitize plasma cutting power supply and digitlization plasma cut electricity
By CAN communication real-time communication between source, make the electric current of two digitlization plasma cutting power supply outputs ensure to flow, realize equal
Flow Parallel opertation.
The utility model compared with prior art, has the following advantages that and beneficial effect：
1st, the utility model uses the control panel based on MFC programs, possesses good human-computer interaction, parameter-embedded work(
Can, simple to operate, objective interface is understandable, can realize that control machine people carries out the mesh of cutting operation according to fixed route to material
, and be provided with recommended parameter, allow manually operate it is more convenient.
2nd, the plasma cutting technique that the utility model is cooperated using robot and plasma power supply, cutting process is complete
Automation mechanized operation, only need to be manually set cutting parameter and cutting path, be adapted to the thickness for requiring that machining accuracy is high, processing conditions is complicated
Big part cutting, with cutting position is accurate, manipulation is simple, automaticity is high, cut quality is good, the high advantage of stability.
3rd, the digitlization plasma cutting power supply in the utility model, using high-frequency inversion technology, utilizes the power supply of design
Flow parallel algorithm, the output of real-time monitoring electric current, and can many power supply Simultaneous Stabilizations cutting in parallel, with output is stable, effect
Rate is high, the advantage of long lifespan.
Brief description of the drawings
Fig. 1 is the construction module of the thick strip robot plasma diced system based on MFC of the utility model embodiment 1
Schematic block diagram.
Fig. 2 is the schematic diagram for flowing Parallel Control circuit of the utility model embodiment 1.
Fig. 3 is the workflow of the thick strip robot plasma cutting method based on MFC of the utility model embodiment 2
Schematic diagram.
Embodiment
The utility model is described in further detail with reference to embodiment and accompanying drawing, but implementation of the present utility model
Mode not limited to this.
Embodiment 1：
As shown in figure 1, a kind of thick strip robot plasma diced system based on MFC is present embodiments provided, including
Cutting scheme and cutting parameter, setting robot motion track, control cutting flow, display and handling failure are given for user
Information and equipment is debugged MFC control panels, receive MFC control panels given information and feed back cutting information and failure
Information, controls digitlization plasma cutting power supply, reception and the feedback machine of gas path device, cooling device and arc starter work
People's movable information and fault message and robot control system (including robot control cabinet and the machine for realizing robot stabilized motion
Tool arm), for realizing plasma cutting torch and fixture to cutting object cutting operation, providing institute in plasma cutting process
The cooling device that is cooled down with the gas path device of gas, article on plasma power supply and plasma cutting torch, it is plasma cut
The arc starter and connection line of the starting the arc are provided, described MFC control panels one end is relied on digitlization plasma cutting power supply
14 core communication buses are connected, the other end and robot control system by CAN communication bus (including CAN communication line, switching line and
Current Voltage gathers circuit) connection, the relay module control gas that the digitlization plasma cutting power supply passes through power source internal
Road device, cooling device and arc starter work, and plasma cutting torch is connected to by connection line, the plasma is cut
Cutting torch is connected on the mechanical arm of robot control system by fixture.1. expression in Fig. 1：MFC control panels pass through CAN
Communication, digitlization plasma cut electricity is sent to by cutting parameter, cut state control command, cutting fault handling information etc.
Source；2. represent：Plasma cutting power supply is digitized by CAN communication, by real-time cut state information and cutting fault message hair
MFC control panels are sent to be processed and displayed；3. represent：MFC control panels are by CAN communication, by motion planning and robot control
Order, robot motion's position command and robot fault processing information are sent to robot control cabinet；4. represent：Robot control
The positional information, movement state information and fault message of robot are sent to MFC control panels by cabinet processed by CAN communication；⑤
Represent：Switching signal is sent to gas path device by digitlization plasma cutting power supply, controls the switch of gas path device；6. represent：
Switching signal is sent to cooling device by digitlization plasma cutting power supply, controls the running of cooling device；7. represent：Digitlization
Switching signal is sent to arc starter by plasma cutting power supply, controls the switch of arc starter；8. represent：Plasma cut electricity
Switching signal between source and plasma cutting torch；9. represent：Robot control cabinet driving mechanical arm is moved；10. table
Show：Plasma cutting torch is mechanically anchored on fixture, and fixture is mechanically anchored on mechanical arm.
Wherein, the MFC control panels can be directed to the specific operating mode of plasma cut, and phase is gone out using MFC programmings
The control panel answered.The main circuit of the digitlization plasma cutting power supply, can be according to MFC using full bridge inverter topology
The given specific working condition requirement of cutting of control panel, parallel algorithm is flowed using power supply, using Parallel Control circuit is flowed, with many
Platform Parallel opertation or the form of separate unit output, meet split requirement.The stream and joint control of the digitlization plasma cutting power supply
The schematic diagram of circuit processed is as shown in Fig. 2 the CAN communication module and MFC control panels that plasma cutting power supply passes through STM32 systems
It is connected, the digitlization plasma cutting power supply flows parallel connection by flowing many power supplys of Parallel Control circuit realiration, including
STM32 systems, inverse changing driving circuit, rectified three-phase circuit, full bridge inverter, current rectifying and wave filtering circuit and current detection circuit,
The rectified three-phase circuit, full bridge inverter and current rectifying and wave filtering circuit are sequentially connected；Rectified three-phase circuit is defeated with three phase mains
Enter end connection；Current rectifying and wave filtering circuit is connected with plasma cutting torch；Current detection circuit connect respectively current rectifying and wave filtering circuit with
The ADC of STM32 systems；Inverse changing driving circuit connects the PWM output modules and full bridge inverter of STM32 systems respectively.
User sets cutting parameter by MFC control panels, and first judging whether the cutting current set is more than by program sets
Fixed number value, if greater than setting numerical value, then sets two digitlization plasma cutting power supply Parallel opertations by CAN communication, no
Then separate unit is operated；If two digitlization plasma cutting power supply Parallel opertations, STM32 systems are exported by adjusting PWM
Module controls the dutycycle of inverse changing driving circuit, to control the work of full bridge inverter, so as to adjust output current；And export
Electric current after rectified filter circuit, is fed back in STM32 systems by current detection circuit again, realizes that closed loop current is adjusted；Number
By CAN communication real-time communication between word plasma cutting power supply and digitlization plasma cutting power supply, make two digitlizations
The electric current of plasma cutting power supply output ensures to flow, and Parallel opertation is flowed in realization.
Embodiment 2：
Present embodiments provide a kind of cutting method of the plasma cutting system based on embodiment 1, workflow signal
Figure is as shown in figure 3, comprise the following steps：
Step S10, selection cutting parameter；
This step specifically includes following steps：On MFC control panels, cutting material and cutting are selected by step S11
Thickness, step S12 can automatically generate the cutting parameter of recommendation, and cutting parameter includes：Cutting current, cutting speed and cutting gas
Flow；Step S13, user judges whether the cutting parameter recommended meets the requirements, and step S15 will be carried out if meeting the requirements to be cut
Cut parameter and be sent to digitlization plasma cutting power supply, step S14 is carried out if undesirable cutting parameter is repaiied
Change, then carry out step S15.
Step S20, cutting path setting；
This step specifically includes following steps：Cutting path is planned on MFC control panels, step is carried out first
S21 selects reference frame, then carries out step S22 and set cutting starting point, then carry out step S23 to enter cutting end point
Row setting, step S24 is to carry out teaching to cutting circuit, judges whether cutting circuit meets the requirements, and is carried out if meeting the requirements
Cutting path is sent to robot control system by step S25；If undesirable, path is planned again, returned
Step S22.
Step S30, progress cutting operation.
This step specifically includes following steps：Step S31 starts cutting, and step S32 mechanical arms reach cutting original position,
Step S33 digitizes plasma cutting power supply and sends starting the arc signal to arc starter, and step S34 plasma power supplies carry out empty afterwards
Output is carried, and allows gas path device to start to supply gas；Step S35 arc starters start the output high voltage starting the arc, and step S36 is judgement
Whether the starting the arc succeeds, the repeat step S35 if unsuccessful, and step S37 is carried out if success and closes arc starter；Close starting the arc dress
Postpone, step S38 mechanical arm setting in motions, step S39 digitizes the number that plasma cutting power supply gives according to MFC control panels
Value carries out constant current output and starts cutting, and it is defeated to carry out many parallel current-sharings if many digitlization plasma cutting power supplies of connection
Go out；Step S40 judges whether to break down, and is worked on if not breaking down, judges whether mechanical arm reaches to step S41
To final position, position of reaching home then carries out step S43 digitlization plasma cutting power supplies and stops output；In the event of event
Barrier, then carry out step S42 and carry out troubleshooting, fault message is sent on MFC control panels and handles and shows, is carried out afterwards
Step S43 digitlization plasma cutting power supplies stop output；After terminating etc. step S43, step S44 will be late by disconnecting gas circuit dress
That puts supplies gas, and final step S45 terminates cutting, waits cutting order next time.
It is described above, only the utility model patent preferred embodiment, but the utility model patent protection domain simultaneously
This is not limited to, any one skilled in the art is in the scope disclosed in the utility model patent, according to this
The technical scheme of utility model patent and its inventive concept are subject to equivalent substitution or change, belong to the guarantor of the utility model patent
Protect scope.
Claims (5)
1. a kind of thick strip robot plasma diced system based on MFC, it is characterised in that：Including for the given cutting of user
Scheme and cutting parameter, setting robot motion track, control cutting flow, display and handling failure information are simultaneously carried out to equipment
The MFC control panels of debugging, receive MFC control panels given information and feed back cutting information and fault message, control gas circuit dress
Put, digitlization plasma cutting power supply, reception and the feedback robot motion's information of cooling device and arc starter work and event
Barrier information simultaneously realizes the robot control system of robot stabilized motion, for realizing the plasma to cutting object cutting operation
Gases used gas path device, article on plasma power supply and plasma are cut in cutting cutting torch and fixture, offer plasma cutting process
Cooling device that cutting torch is cooled down, the arc starter and connection line that the starting the arc is provided for plasma cut, the MFC controls
Panel one end processed is connected with digitlization plasma cutting power supply by 14 core communication buses, and the other end leads to robot control system
The connection of CAN communication bus is crossed, the digitlization plasma cutting power supply controls gas circuit to fill by the relay module of power source internal
Put, cooling device and arc starter work, and be connected to plasma cutting torch by connection line, the plasma cut is cut
Torch is connected on the mechanical arm of robot control system by fixture.
2. a kind of thick strip robot plasma diced system based on MFC according to claim 1, it is characterised in that：
The CAN communication bus includes CAN communication line, switching line and Current Voltage collection circuit.
3. a kind of thick strip robot plasma diced system based on MFC according to claim 1, it is characterised in that：
The robot control system includes robot control cabinet and mechanical arm.
4. a kind of thick strip robot plasma diced system based on MFC according to claim 1, it is characterised in that：
The main circuit of the digitlization plasma cutting power supply, can be given according to MFC control panels using full bridge inverter topology
The specific working condition requirement of cutting, parallel algorithm is flowed using power supply, using Parallel Control circuit is flowed, with many Parallel opertations or
The form of separate unit output, meets split requirement.
5. a kind of thick strip robot plasma diced system based on MFC according to claim 4, it is characterised in that：
The stream Parallel Control circuit of the digitlization plasma cutting power supply includes STM32 systems, inverse changing driving circuit, three phase rectifier
Circuit, full bridge inverter, current rectifying and wave filtering circuit and current detection circuit, the rectified three-phase circuit, full bridge inverter and
Current rectifying and wave filtering circuit is sequentially connected；Rectified three-phase circuit is connected with three-phase power input end；Current rectifying and wave filtering circuit is cut with plasma
Cutting torch is connected；Current detection circuit connects the ADC of current rectifying and wave filtering circuit and STM32 systems respectively；Inverse changing driving circuit
The PWM output modules and full bridge inverter of STM32 systems are connected respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720303498.8U CN206614132U (en) | 2017-03-24 | 2017-03-24 | A kind of thick strip robot plasma diced system based on MFC |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720303498.8U CN206614132U (en) | 2017-03-24 | 2017-03-24 | A kind of thick strip robot plasma diced system based on MFC |
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| CN206614132U true CN206614132U (en) | 2017-11-07 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106862738A (en) * | 2017-03-24 | 2017-06-20 | 华南理工大学 | A kind of thick strip robot plasma diced system and cutting method based on MFC |
| CN112570864A (en) * | 2021-01-15 | 2021-03-30 | 上海方菱计算机软件有限公司 | Cloud MES unmanned cutting control system |
-
2017
- 2017-03-24 CN CN201720303498.8U patent/CN206614132U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106862738A (en) * | 2017-03-24 | 2017-06-20 | 华南理工大学 | A kind of thick strip robot plasma diced system and cutting method based on MFC |
| CN112570864A (en) * | 2021-01-15 | 2021-03-30 | 上海方菱计算机软件有限公司 | Cloud MES unmanned cutting control system |
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