CN204975648U - Gas is protected and is welded welder regulation display device - Google Patents
Gas is protected and is welded welder regulation display device Download PDFInfo
- Publication number
- CN204975648U CN204975648U CN201520550745.5U CN201520550745U CN204975648U CN 204975648 U CN204975648 U CN 204975648U CN 201520550745 U CN201520550745 U CN 201520550745U CN 204975648 U CN204975648 U CN 204975648U
- Authority
- CN
- China
- Prior art keywords
- circuit
- control cpu
- welding gun
- resistance
- welding machine
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
Landscapes
- Arc Welding Control (AREA)
Abstract
The utility model discloses a gas is protected and is welded welder regulation display device. It includes welding machine control CPU and welder control CPU, and welding machine control CPU and welder control CPU and pass through two -wire system communication and energy line interconnect through circuit part separately respectively, welder control CPU circuit part includes current regulation circuit, output signal circuit, energy storage power circuit and welder received signal circuit, welding machine CPU circuit part includes welding machine received signal circuit and power supply output and sends signal circuit, output signal circuit connection welding machine received signal circuit and power supply are exported and are sent signal circuit, the power supply is exported and is sent signal circuit connection supply circuit and welder receipt signal circuit. After adopting foretell structure, only accomplish with two lines and show dc supply and the communications protocol who adjusts the circuit to welder, the structure is simpler, occupy the interface still less, can imbed welder well, facilitates the use, and is can the regulating current value big or small, conveniently surveys the welded condition, the welder remote control welding machine of being convenient for.
Description
Technical field
The utility model relates to a kind of welding gun adjusting display device, and specifically a kind of gas protects weldering MIG/MAG welding gun adjusting display device.
Background technology
Electric welding machine is applied more and more extensive in the productive life of people, carrys out remote control welding machine, devise a switch, controlled operation and the stopping of welding machine by switching signal above traditional welding gun for convenience of people by welding gun.This mode directly installing switch on welding gun additional, although operation and the stopping of welding machine can be controlled reliably, but because its structural design is unreasonable, welding gun cannot regulate welding machine parameter in real time, effectively, by information visualization displays such as electric currents, staff can not be not easy to the real-time monitored of welded condition and control; Some MIG welding gun achieves Presentation Function, but the supply lines of welding gun and data communication line are traditional four-wire system patterns, causes the problem such as circuit structure complexity and welding machine control interface deficiency.
Summary of the invention
The technical problems to be solved in the utility model be to provide a kind of line construction simple, take that interface is few, volume is little, the gas being easy to realize regulating display on welding gun protects weldering welding gun adjusting display device.
In order to solve the problems of the technologies described above, gas of the present utility model protects weldering welding gun adjusting display device, comprise the welding machine control CPU of welding machine and the welding gun control CPU of welding gun, welding machine control CPU and welding gun control CPU to be interconnected by two-wire system communication and energy line respectively through the circuit part of respective input/output terminal;
The circuit part of described welding gun control CPU input/output terminal includes the regulating circuit that can input welding parameter control information in welding gun control CPU, can the output signal circuit of outputting communication information, the display can carrying out welding parameter display is with given circuit and can provide the energy storage for power supply circuit of energy and the welding gun Received signal strength circuit that waveform transformation can be become level signal to welding gun control CPU;
The circuit part of described welding machine control CPU input/output terminal includes and can read welding parameter, processes and change the welding machine Received signal strength circuit of welding parameter value size and voltage energy and the data-signal received can be integrated into the power supply output of waveform and send signal circuit information data;
Described output signal circuit is connected welding machine Received signal strength circuit and powers and exported by two-wire system communication and send signal circuit with energy line; Described power supply exports and is also connected power supply circuits and welding gun Received signal strength circuit by this two-wire system communication with energy line with transmission signal circuit, and described welding gun control CPU can process the data received and pass through display and given circuit output display information.
Described two-wire system communication and energy line comprise the circuit between circuit part and the circuit part of welding machine input/output terminal and No. two circuits that are connected to welding gun control CPU input/output terminal;
The circuit part of described welding machine comprises the NPN transistor T3 be connected with the P1.1 mouth of welding machine control CPU through a resistance R7, the colelctor electrode of transistor T3 connects 24V power supply through a resistance R8 and connects PNP transistor T4 through a resistance R9, also comprise and be connected on resistance R11 between a circuit and No. two circuits and electric capacity C3 and the voltage-stabiliser tube D4 be connected between a circuit and No. two circuits and electric capacity C4, it is in parallel with voltage-stabiliser tube D4 after resistance R11 and electric capacity C3 is connected, in parallel with electric capacity C4, voltage-stabiliser tube D4 is connected 24V power supply through a resistance R10 with a diode D2, the colelctor electrode of PNP transistor T4 is connected between resistance R10 and 24V power supply, the P1.2 mouth of described welding machine control CPU is connected to the b point between resistance R11 and electric capacity C3, described voltage-stabiliser tube D4 can produce the current potential of+12V at a point of a circuit,
The circuit part of described welding gun comprises the NPN transistor T1 be connected with the P2.2 mouth of welding gun control CPU through a resistance R4, the colelctor electrode of transistor T1 connects NPN transistor T2 through a resistance R1, the collector and emitter of transistor T2 is all connected on a circuit, a circuit is provided with the diode D1 between the collector and emitter of transistor T2, the colelctor electrode of described transistor T1 also connects the emitter stage of transistor T2 through a resistance R5, the circuit part of described welding gun also comprises the electric capacity C1 be connected in parallel between a circuit and No. two circuits, voltage-stabiliser tube D3 and electric capacity C2, the P2.1 mouth of described welding gun control CPU is connected on a circuit through a resistance R3, diode D5 is connected with between the P2.1 mouth of welding gun control CPU and resistance R3, described welding gun control CPU can receive display data by the low and high level of the P2.1 mouth reading welding gun control CPU.
After adopting above-mentioned structure, direct current supply and the communications protocol of Butt welding gun vision-control circuit is only completed with two lines, simpler than traditional four-wire system control structure, take interface less, eliminate the drive singal of communication, make volume little, can embed in welding gun well, easy to use, the visual display of welding parameter, various welding parameter value size can also be regulated, conveniently observe welded condition, welding personnel is convenient to remote control welding machine, thus solve welding gun function singleness traditionally, complex structure, the problems such as the comparatively large and four-wire system of volume causes interface nervous.
Accompanying drawing explanation
Fig. 1 is the theory diagram of the utility model adjusting display device;
Fig. 2 is the control circuit schematic diagram of the utility model adjusting display device;
Fig. 3 is the signal timing diagram of the utility model adjusting display device.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, adjusting display device of the present utility model is described in further detail.
As shown in the figure, gas of the present utility model protects weldering welding gun adjusting display device, comprise the welding machine control CPU of welding machine and the welding gun control CPU of welding gun, welding machine control CPU and welding gun control CPU to be interconnected by two-wire system communication and energy line respectively through the circuit part of respective input/output terminal;
The circuit part of described welding gun control CPU input/output terminal includes the regulating circuit that can input welding parameter control information in welding gun control CPU, can the output signal circuit of outputting communication information, display as welding parameter displays such as welding current voltages can be carried out with given circuit and the energy storage for power supply circuit of energy and the welding gun Received signal strength circuit that waveform transformation can be become level signal can be provided to welding gun control CPU; The circuit part of welding machine control CPU input/output terminal includes and can read given as welding parameters such as welding current voltages, processes and the welding machine Received signal strength circuit changing the welding parameter value sizes such as Current Voltage and the power supply that voltage energy and the data-signal received can be integrated into waveform export and send signal circuit to information data; Output signal circuit is connected welding machine Received signal strength circuit and powers and exported by two-wire system communication and send signal circuit with energy line; Described power supply exports and is also connected power supply circuits and welding gun Received signal strength circuit by this two-wire system communication with energy line with transmission signal circuit, and described welding gun control CPU can process the data received and pass through display and given circuit output display information.
Circuit structure of the present utility model is as follows:
Said two-wire system communication and energy line comprise the circuit between circuit part and the circuit part of welding machine input/output terminal and No. two circuits that are connected to welding gun control CPU input/output terminal;
The circuit part of described welding machine comprises the NPN transistor T3 be connected with the P1.1 mouth of welding machine control CPU through a resistance R7, the colelctor electrode of transistor T3 connects 24V power supply through a resistance R8 and connects PNP transistor T4 through a resistance R9, also comprise and be connected on resistance R11 between a circuit and No. two circuits and electric capacity C3 and the voltage-stabiliser tube D4 be connected between a circuit and No. two circuits and electric capacity C4, it is in parallel with voltage-stabiliser tube D4 after resistance R11 and electric capacity C3 is connected, in parallel with electric capacity C4, voltage-stabiliser tube D4 is connected 24V power supply through a resistance R10 with a diode D2, the colelctor electrode of PNP transistor T4 is connected between resistance R10 and 24V power supply, the P1.2 mouth of welding machine control CPU is connected to the b point between resistance R11 and electric capacity C3, also comprise a resistance R12, one end of resistance R12 is connected between the P1.2 mouth of welding machine CPU and b point, other one end of resistance R12 is connected on No. two circuits, described voltage-stabiliser tube D4 can produce the current potential of+12V at a point of a circuit,
The circuit part of described welding gun comprises the NPN transistor T1 be connected with the P2.2 mouth of welding gun control CPU through a resistance R4, the colelctor electrode of transistor T1 connects NPN transistor T2 through a resistance R1, the collector and emitter of transistor T2 is all connected on a circuit, a circuit is provided with the diode D1 between the collector and emitter of transistor T2, the colelctor electrode of described transistor T1 also connects the emitter stage of transistor T2 through a resistance R5, the circuit part of described welding gun also comprises the electric capacity C1 be connected in parallel between a circuit and No. two circuits, voltage-stabiliser tube D3 and electric capacity C2, the P2.1 mouth of described welding gun control CPU is connected on a circuit through a resistance R3, diode D5 is connected with between the P2.1 mouth of welding gun control CPU and resistance R3, described welding gun control CPU can receive display data by the low and high level of the P2.1 mouth reading welding gun control CPU.
Its operation principle is as follows:
Welding personnel regulates the size of welding parameter by button, when P2.1 mouth trailing edge triggered interrupts, the data signal of button is sent to output signal circuit according to communications protocol by P2.2 mouth by welding gun control CPU, after the voltage logic change and electric resistance partial pressure of transistor, welding machine control CPU reads key information by P1.2 mouth and processes data, change the size of setting welding parameter value, then welding machine control CPU is by the signal of P1.1 mouth output current value, signal exports through power supply and sends the switch change-over of transistor in signal circuit, voltage energy and data-signal are integrated into waveform, high level in waveform provides energy by energy storage for power supply circuit to welding gun control panel, after waveform transformation is become level signal by welding gun Received signal strength circuit simultaneously, according to communications protocol, process is carried out and the more display of new settings welding parameter on charactron to data by welding gun control CPU, circulate successively and repeatedly work, welding personnel butt welding machine is facilitated to carry out operated from a distance.
Communications protocol of the present utility model is as follows:
By button+, button-and switch key be set to K1, K2 and K3, button is pressed as logical one, and attonity is logical zero.The indication range of three Digital sum pipes is 0-999, therefore selects 10bit (0-1023) to represent display welding parameter, as welding current.Communications protocol is as shown in table (1).
Table (1) communications protocol
Wherein:
(1) d
0, d
1, d
2for button K1, K2, K3 action flag bit, 1 expression is pressed, and 0 represents attonity.
(2) d
3-d
12for parameter display position, indication range 0-1023.
Signal sequence principle of the present utility model is as follows:
As shown in Figure 3, the time that each level continues is 50us, and the time of countless reportedly defeated charging process is 9.35ms, owing to also can charge when signal is high level, so total charging interval t
total charging>=9.35ms
,cycle T=50us*13+9.35ms=10ms.
Combined circuit schematic diagram does following analysis to its course of work:
In Fig. 2, the P1.1 mouth of welding machine CPU connects the base stage of NPN transistor T3, when P1.1 mouth exports high level, transistor T3 conducting and the current potential of transistor T3 colelctor electrode is zero, now PNP transistor T4 conducting, the current potential of transistor T4 colelctor electrode is+24V, produce the current potential of+12V at a point via voltage-stabiliser tube D4, now the voltage of+12V is added in electrochemical capacitor C2 two ends and charges to it, produced the voltage of+3.3V at d point as shown in the figure by voltage-stabiliser tube D3, to the two ends charging being connected on electrochemical capacitor C1, provide power supply for giving welding gun CPU.
The voltage of a point+12V meets P2.1 after resistance R3 and voltage-limiting protection diode D5, and welding gun control CPU receives display data by the low and high level reading P2.1 mouth.
The transistor T3 when P1.1 mouth is low level, transistor T4 ends, therefore a point current potential is zero, so P2.1 mouth is low level state, at this moment electric capacity C2 and electric capacity C1 is by discharging for welding gun cpu circuit provides power supply, the point of c as shown in Figure 2 and b point voltage is made to remain on+12V and+3.3V, circuit can continuous firing, when P2.1 mouth becomes low level from high level, triggering trailing edge interrupts, P2.2 mouth starts to send data, when P2.2 mouth is high level, NPN transistor T1, PNP transistor T2 conducting, because electric capacity C2 discharges, P1.2 mouth is connect after resistance R11 and the protection of resistance R12 dividing potential drop, welding machine control CPU receives key-press status data by the low and high level state reading P1.2.When P2.2 is low level, transistor T1, transistor T2 end, and a level point is low level, so P1.2 mouth is low level state.Known from the above mentioned, the sequential of P1.1 and P2.1 mouth is all consistent within the cycle and P2.2 mouth is consistent with the sequential of P1.2 mouth when key-press status data are transmitted, as shown in Figure 2.
Claims (2)
1. a gas protects weldering welding gun adjusting display device, it is characterized in that: comprise the welding machine control CPU of welding machine and the welding gun control CPU of welding gun, welding machine control CPU and welding gun control CPU and be interconnected by two-wire system communication and energy line respectively through the circuit part of respective input/output terminal;
The circuit part of described welding gun control CPU input/output terminal includes the regulating circuit that can input welding parameter control information in welding gun control CPU, can the output signal circuit of outputting communication information, the display can carrying out welding parameter display is with given circuit and can provide the energy storage for power supply circuit of energy and the welding gun Received signal strength circuit that waveform transformation can be become level signal to welding gun control CPU;
The circuit part of described welding machine control CPU input/output terminal includes and can read welding parameter, processes and change the welding machine Received signal strength circuit of welding parameter value size and voltage energy and the data-signal received can be integrated into the power supply output of waveform and send signal circuit information data;
Described output signal circuit is connected welding machine Received signal strength circuit and powers and exported by two-wire system communication and send signal circuit with energy line; Described power supply exports and is also connected power supply circuits and welding gun Received signal strength circuit by this two-wire system communication with energy line with transmission signal circuit, and described welding gun control CPU can process the data received and pass through display and given circuit output display information.
2. protect weldering welding gun adjusting display device according to gas according to claim 1, it is characterized in that: described two-wire system communication and energy line comprise the circuit between circuit part and the circuit part of welding machine input/output terminal and No. two circuits that are connected to welding gun control CPU input/output terminal;
The circuit part of described welding machine comprises the NPN transistor T3 be connected with the P1.1 mouth of welding machine control CPU through a resistance R7, the colelctor electrode of transistor T3 connects 24V power supply through a resistance R8 and connects PNP transistor T4 through a resistance R9, also comprise and be connected on resistance R11 between a circuit and No. two circuits and electric capacity C3 and the voltage-stabiliser tube D4 be connected between a circuit and No. two circuits and electric capacity C4, it is in parallel with voltage-stabiliser tube D4 after resistance R11 and electric capacity C3 is connected, in parallel with electric capacity C4, voltage-stabiliser tube D4 is connected 24V power supply through a resistance R10 with a diode D2, the colelctor electrode of PNP transistor T4 is connected between resistance R10 and 24V power supply, the P1.2 mouth of described welding machine control CPU is connected to the b point between resistance R11 and electric capacity C3, described voltage-stabiliser tube D4 can produce the current potential of+12V at a point of a circuit,
The circuit part of described welding gun comprises the NPN transistor T1 be connected with the P2.2 mouth of welding gun control CPU through a resistance R4, the colelctor electrode of transistor T1 connects NPN transistor T2 through a resistance R1, the collector and emitter of transistor T2 is all connected on a circuit, a circuit is provided with the diode D1 between the collector and emitter of transistor T2, the colelctor electrode of described transistor T1 also connects the emitter stage of transistor T2 through a resistance R5, the circuit part of described welding gun also comprises the electric capacity C1 be connected in parallel between a circuit and No. two circuits, voltage-stabiliser tube D3 and electric capacity C2, the P2.1 mouth of described welding gun control CPU is connected on a circuit through a resistance R3, diode D5 is connected with between the P2.1 mouth of welding gun control CPU and resistance R3, described welding gun control CPU can receive display data by the low and high level of the P2.1 mouth reading welding gun control CPU.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520550745.5U CN204975648U (en) | 2015-07-27 | 2015-07-27 | Gas is protected and is welded welder regulation display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520550745.5U CN204975648U (en) | 2015-07-27 | 2015-07-27 | Gas is protected and is welded welder regulation display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204975648U true CN204975648U (en) | 2016-01-20 |
Family
ID=55110067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520550745.5U Expired - Fee Related CN204975648U (en) | 2015-07-27 | 2015-07-27 | Gas is protected and is welded welder regulation display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204975648U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110524094A (en) * | 2019-09-10 | 2019-12-03 | 上海威特力焊接设备制造股份有限公司 | Welding gun |
| CN110548964A (en) * | 2019-09-10 | 2019-12-10 | 上海威特力焊接设备制造股份有限公司 | Welding machine equipment and communication method of welding machine and welding gun |
-
2015
- 2015-07-27 CN CN201520550745.5U patent/CN204975648U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110524094A (en) * | 2019-09-10 | 2019-12-03 | 上海威特力焊接设备制造股份有限公司 | Welding gun |
| CN110548964A (en) * | 2019-09-10 | 2019-12-10 | 上海威特力焊接设备制造股份有限公司 | Welding machine equipment and communication method of welding machine and welding gun |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203597405U (en) | Intelligent electronic cigarette with wireless Bluetooth low-power-consumption connecting communication function | |
| CN205490115U (en) | Switch power supply circuit | |
| CN105323512B (en) | A kind of secondary control device of PFC power supplies | |
| CN204975648U (en) | Gas is protected and is welded welder regulation display device | |
| CN206989418U (en) | A kind of air-conditioning is rationed the power supply system | |
| CN109119021A (en) | A kind of OLED driving power and OLED TV | |
| CN101965077B (en) | Protection circuit for light emitting diode light | |
| CN205967756U (en) | Electric welding wireless remote controller | |
| CN104252831A (en) | Backlight current adjusting device and method | |
| CN108052041A (en) | Remote on-off control device and system | |
| CN206117191U (en) | Power supply system with fill suggestion and control function soon | |
| CN202759635U (en) | Indicating lamp control circuit and television set | |
| CN206805993U (en) | The recording instrument without paper shown with backlight drive | |
| CN102830303A (en) | Ethernet power supply testing equipment | |
| CN106448384B (en) | Integrated synthesis teaching platform | |
| CN215868331U (en) | STEAM teaching aid circuit based on energy conversion | |
| CN101568210B (en) | Television indicator light circuit capable of reducing the standby power consumption | |
| CN210731326U (en) | Welding gun | |
| CN209381395U (en) | A kind of plastic welding machine control system, equipment | |
| CN107437849A (en) | The online switch modulation digital communication control system of local power utilization network | |
| CN204030687U (en) | A kind of wall-hanging charging pile circuit | |
| CN209029944U (en) | Mobile power source | |
| CN209198534U (en) | A kind of zero cross detection circuit and device | |
| CN110524094A (en) | Welding gun | |
| CN207780198U (en) | A kind of control system of battery charging and discharging test |
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: 20160120 Termination date: 20170727 |