CN107442923A - A kind of current control system of high-frequency welding equipment - Google Patents
A kind of current control system of high-frequency welding equipment Download PDFInfo
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- CN107442923A CN107442923A CN201710214292.2A CN201710214292A CN107442923A CN 107442923 A CN107442923 A CN 107442923A CN 201710214292 A CN201710214292 A CN 201710214292A CN 107442923 A CN107442923 A CN 107442923A
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- current
- current data
- current control
- welding equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/06—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of high energy impulses, e.g. magnetic energy
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arc Welding Control (AREA)
Abstract
The invention belongs to welding equipment control field, more particularly, to a kind of current control system of high-frequency welding equipment, including：Current acquisition unit is used to gather current data caused by high-frequency welding equipment work and exported；Processing unit connects current acquisition unit, for current data to be included in an input panel so that user checks；Input panel is also associated with the operational order of current data for user's input；Including the use of the default normalized current data of person in operational order；Processing unit current data is compared with normalized current data, the adjust instruction according to comparison result output for current data always according to operational order.The beneficial effect of the technical program is：It can realize that automatic measurement in automatic current compensation, the welding material for the characteristic for easily corresponding to different-thickness, can effectively suppress arc current, effectively prevent the common spark phenomenon of high frequency equipment, protection circuit, prevent device damage and waste of material.
Description
Technical field
The invention belongs to welding equipment control field, more particularly, to a kind of current control system of high-frequency welding equipment
System.
Background technology
So-called high-frequency welding equipment is to produce electromagnetic field of high frequency by electron tube self-excited oscillator, and processed object is pressed in height
Between the motor up and down of frequency electromagnetic field, molecular polarization phenomenon occurs in the presence of high-frequency electric field for dielectric material, and presses electric field side
To arrangement, because of high-frequency electric field, change direction at a terrific speed, then the interior molecules in dielectric material are intensified and high-speed motion
Phase mutual friction itself produces heat, and the purpose of welding or embossing is issued in the pressure of mould.Main type has high frequency synchronous
Fusing machine, single head pusher-tray type cycle machine, single head rotating disc type cycle machine etc..
High frequency welding manner in the market is so as to controlling output high-frequency by adjusting size of current.Market
On high frequency be mostly machinist's ammeter together, what it was used shows for pointer, is adjusted manually by the knob of machinist
Size, cause present error very big, completely the experience by operator and feel to be adjusted, it is necessary to trial many times
Can be close to welding requirements.
The not high control mode of precision causes high-frequency apparatus frequently to be struck sparks, and causes waste of material and machine to be damaged with mould,
Cause and its maintenance rate is high.The shortcomings such as the number of working processes is strengthened, efficiency is low and product cost rises.
The content of the invention
In view of the above-mentioned problems existing in the prior art, the present invention is intended to provide a kind of current control of high-frequency welding equipment
System, can prevent in the prior art equipment frequently strike sparks display it is inaccurate the problems such as, to provide reliable welding surroundings and good
Good operating experience.
Concrete technical scheme is as follows：
For above-mentioned produced problem, the present invention can be supervised in real time using current intelligent digital control system in the overall process of welding
Size of current is surveyed, the current parameters of point-device control high frequency welding, can identify needs in different materials welding process
Size of current be tracked compensation again.
A kind of current control system of high-frequency welding equipment, it is characterised in that including：Current acquisition unit, for adopting
Collect current data caused by the high-frequency welding equipment work and export；Processing unit, the current acquisition unit is connected,
For the current data to be included in an input panel, so that user checks；The input panel is also for using
Person inputs the operational order for being associated with the current data, and the operational order is admitted in the processing unit；The operation
Instruction includes the default normalized current data of the user；The processing unit is always according to the operational order, by described in
Current data is compared with the normalized current data, is referred to according to comparison result output for the adjustment of the current data
Order；Current control unit, connect the processing unit, for according to the adjust instruction in the high-frequency welding equipment
Electric current is adjusted.
Preferably, the current control system of above-mentioned high-frequency welding equipment, wherein, the current acquisition unit collects institute
State current data and be converted into corresponding voltage data and be transferred to the processing unit.
Preferably, the current control system of above-mentioned high-frequency welding equipment, wherein, the normalized current data include multiple
Material current data corresponding with thickness.
Preferably, the current control system of above-mentioned high-frequency welding equipment, wherein, the current control unit is according to
Adjust instruction, by the current control of the high-frequency welding equipment in a preset range.
Preferably, the current control system of above-mentioned high-frequency welding equipment, wherein, the current control unit is according to
Adjust instruction controls the mode of the electric current of the high-frequency welding equipment to include：
The current control unit by control the infinite variable speed motor in the high-frequency welding equipment steering and/or
Rotating speed is adjusted to the electric current.
Preferably, the current control system of above-mentioned high-frequency welding equipment, wherein, when the processing unit judges the electricity
When the current data that stream collecting unit collects is outside the preset range, the processing unit is shown to the input
Screen sends alarm command；
The input panel is according to the alarm command display alarm information.
Preferably, the current control system of above-mentioned high-frequency welding equipment, wherein, the input panel is also configured with one
USB interface, the USB interface are used for the transmission of data.
Preferably, the current control system of above-mentioned high-frequency welding equipment, wherein, the control instruction includes：Temperature is joined
When number and/or pressure parameter and/or cool time parameter and/or heat seal parameter and/or shaping time parameter and/or rise and fall
Between parameter；
The processing unit is by the temperature parameter in the control instruction and/or the pressure parameter and/or described
Cool time parameter and/or the heat seal parameter and/or the shaping time parameter and/or the rise and fall time parameter are protected
It is saved as a formula.
The beneficial effect of above-mentioned technical proposal is：
Good effect provided by the invention is：Realize that automatic measurement compensates in automatic current, can easily correspond to different thickness
It the welding material of the characteristic of degree, can effectively suppress arc current, effectively prevent the common spark phenomenon of high frequency equipment, can be with
Protection circuit, prevent device damage and waste of material.
Brief description of the drawings
Fig. 1 is a kind of current control system theory diagram of high-frequency welding equipment of the present invention；
Fig. 2 is that a kind of principal diagram of current control system one embodiment of high-frequency welding equipment of the present invention is intended to.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art obtained on the premise of creative work is not made it is all its
His embodiment, belongs to the scope of protection of the invention.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, but not as limiting to the invention.
Based on the above-mentioned problems in the prior art, a kind of current control that can automatically control size of current is now provided
System, the system is suitable for high-frequency welding equipment.The structure of the system it is specific as shown in figure 1, including：
Current acquisition unit 0b, for gathering current data caused by high-frequency welding equipment work and exporting；
Processing unit 0a, current acquisition unit 0b is connected, for current data to be included in an input panel 1, with
Checked for user；
Input panel 1 is also associated with the operational order of current data for user's input, and operational order is admitted to processing
In unit 0a；
Including the use of the default normalized current data of person in operational order；
Current data is compared, tied according to comparing always according to operational order by processing unit 0a with normalized current data
Adjust instruction of the fruit output for current data；
Current control unit 0c, connect processing unit 0a, for according to adjust instruction in high-frequency welding equipment 0d
Electric current is adjusted.
Specifically, in the present embodiment, as shown in Fig. 2 current acquisition unit 0b changes collector 3 in fact by current signal
It is existing.Processing unit 0a is realized by CPU processor 2.Current control list 0c members are then stepless by controlling by CPU processor 2
The mode of operation of speed changer motor 4 is realized.
Specifically, in the present embodiment, the operation interface that input panel 1 provides system is supplied to operator to carry out operation behaviour
Make, meanwhile, the instruction of operator is exported to CPU processor 2, and the signal that real-time display CPU processor 2 is fed back；
CPU processor 2 receives the signal that input panel 1 and current signal conversion collector 3 come, and processing is collected into
Information, and carry out decision-making judgement, the instruction that decision-making is judged is sent to infinite variable speed motor 4 and input panel 1；
Current signal conversion collector 3 gathers output current size at HF signal generator 5, and carries out respective counts
Word/analog signal (A/D) is changed, and the data that will transition to are conveyed to CPU processor 2；
Infinite variable speed motor 4 receives the control information of CPU processor 2, and infinite variable speed motor 4 can then make corresponding rotation
State, and then control the output current of HF signal generator 5；
HF signal generator 5 produces the electromagnetic wave signal that frequency is more than 100kHz, i.e. cycle signal.
To sum up, a kind of current control system being applied in high-frequency welding equipment is provided in technical solution of the present invention,
The current control system, according to predetermined setting value automatic control mode, solves equipment in the prior art using processing unit 0a
The problem of sparking, current regulation speed are slow, Material shrinkage ratio subtracts big, welding effect difference, realizes automatic measurement in automatic electric
Stream compensation, can easily correspond to the welding material of the characteristic of different-thickness, can effectively suppress arc current, effectively prevent high week
The common spark phenomenon of wave device, device damage and the beneficial effect of waste of material can be prevented with protection circuit.
In the preferred embodiment of the present invention, current acquisition unit 0b collects current data and is converted into corresponding voltage
Data are transferred to processing unit 0a.
Specifically, in the present embodiment, as shown in Fig. 2 the electric current output section bit serial current signal in radio-frequency generator 5 turns
Collector 3 is changed, current signal changes collector 3 and transposes the signals into the energy of CPU processor 2 by A/D conversions for current signal
Reception signal is fed back to input panel 1 and shown by the signal enough identified, CPU processor 2.A/D conversion signal precision can
It is preferable 12, preferred 16, extremely advantageous for 32 to be 8, it is optimal for 64.
In the preferred embodiment of the present invention, normalized current data include multiple materials current data corresponding with thickness.
Specifically, in the present embodiment, normalized current data and the corresponding relation of different materials and different-thickness pass through mapping
Among the control program of the form write-in CPU processor 2 of table.
In the preferred embodiment of the present invention, current control unit 0c is according to adjust instruction, by high-frequency welding equipment 0d
Current control in a preset range.
As shown in Fig. 2 CPU can be transferred to by two-way communication with setting electric current value, input signal in input panel 1
In processor 2, contrasted by calculating, can be by current control in the fluctuation range of a very little, the CPU of cpu controller 2 refers to
Order is passed to the infinite variable speed motor 4 that is attached thereto so as to adjust the size of current of HF signal generator.Wherein, it is above-mentioned default
Scope can voluntarily be set by user.Further, above-mentioned preset range makees have one after difference with actual current size
Current fluctuation scope, current fluctuation scope are preferably a default standard current value ± 0.25A, and more preferably this is default
Standard current value ± 0.1A, it is optimal for the default standard current value ± 0.05A.Above-mentioned default standard current value can be by making
User is configured according to the specific works situation of high-frequency welding equipment, can also be existed by the manufacturer of high-frequency welding equipment
Pre-set when manufacturing the equipment according to device attribute.
In the preferred embodiment of the present invention, current control unit 0c controls high-frequency welding equipment 0d according to adjust instruction
The mode of electric current include：
Current control unit 0c is by controlling the steering of the infinite variable speed motor 4 in high-frequency welding equipment 0d and/or turning
Speed is adjusted to electric current.
Specifically, in the present embodiment, as shown in Fig. 2 adjusting the side of electric current by changing the steering of infinite variable speed motor 4
To the size of the adjustment of rotational speed electric current by changing infinite variable speed motor 4.
In the preferred embodiment of the present invention, when processing unit 0a judges that the current data that current acquisition unit collects surpasses
When going out outside preset range, processing unit 0a sends alarm command to input panel 1；
Input panel 1 is according to alarm command display alarm information.
Specifically, in the present embodiment, warning information is shown by the input panel 1, the warning information of display
Indicated including present size of current and alarm, such as：The information warnings such as electric current is excessive, cuts off the electricity supply.
Specifically, in the present embodiment, the communication between input panel 1 and CPU processor 2 uses both-way communication mode,
Communication modes can be the wire communication sides such as UART, RS232, RS485, ethernet communication (interface containing RJ45 and optical fiber interface)
Formula, can also be the communications such as bluetooth, WIFI, ZigBee, radio frequency.
Specifically, in the present embodiment, CPU processor 2 can be PLC, FPGA, ARM, single-chip microcomputer, x86 architecture processors etc.
Various processor.
In preferred embodiments of the present invention, input panel 1 is also configured with a USB interface, and USB interface is used for the biography of data
It is defeated.
In preferred embodiments of the present invention, control instruction includes：Temperature parameter and/or pressure parameter and/or cool time
Parameter and/or heat seal parameter and/or shaping time parameter and/or rise and fall time parameter；
Processing unit is by the temperature parameter in control instruction and/or pressure parameter and/or cool time parameter and/or heat seal
Parameter and/or shaping time parameter and/or rise and fall time parameter are preserved into a formula.
Specifically, in the above embodiments of the present invention, when processing unit 0a uses x86 architecture processors, simultaneously
Operating system isWindows 7 operating system, in this embodiment, by the temperature parameter in control instruction,
The operational order bags such as pressure parameter, cool time parameter, heat seal parameter, shaping time parameter, rise and fall time parameter, and will
Aforesaid operations instruction, which preserves, turns into the side of accompanying, and formula is fused in a Quick Response Code, then carries out replacement of products in next time
When, it is only necessary to it is scanned by two-dimensional code scanning rifle for Quick Response Code, then with regard to the formula of product can be obtained.
Meanwhile temperature parameter in above-mentioned formula and order, pressure parameter, cool time parameter, heat seal parameter, sizing
Time parameter, rise and fall time parameter etc. can export as spreadsheet and carry out data preservation.
Good effect provided by the invention is：Realize that automatic measurement compensates in automatic current, can easily correspond to different thickness
It the welding material of the characteristic of degree, can effectively suppress arc current, effectively prevent the common spark phenomenon of high frequency equipment, can be with
Protection circuit, prevent device damage and waste of material.
Preferred embodiments of the present invention are these are only, not thereby limit embodiments of the present invention and protection domain, it is right
For those skilled in the art, it should can appreciate that and all be replaced with being equal made by description of the invention and diagramatic content
Change and obviously change resulting scheme, should be included in protection scope of the present invention.
Claims (8)
- A kind of 1. current control system of high-frequency welding equipment, it is characterised in that including：Current acquisition unit, for gathering current data caused by the high-frequency welding equipment work and exporting；Processing unit, the current acquisition unit is connected, for the current data to be included in an input panel, for User checks；The input panel is also associated with the operational order of the current data for user's input, and the operational order is sent Enter in the processing unit；The operational order includes the default normalized current data of the user；The processing unit current data is compared with the normalized current data always according to the operational order, Adjust instruction according to comparison result output for the current data；Current control unit, connect the processing unit, for according to the adjust instruction in the high-frequency welding equipment Electric current be adjusted.
- 2. a kind of current control system according to claim 1, it is characterised in that the current acquisition unit collects institute State current data and be converted into corresponding voltage data and be transferred to the processing unit.
- 3. a kind of current control system according to claim 1, it is characterised in that the normalized current data include multiple Material current data corresponding with thickness.
- 4. a kind of current control system according to claim 1, it is characterised in that the current control unit is according to Adjust instruction, by the current control of the high-frequency welding equipment in a preset range.
- 5. a kind of current control system according to claim 1, it is characterised in that the current control unit is according to Adjust instruction controls the mode of the electric current of the high-frequency welding equipment to include：The current control unit is by controlling steering and/or the rotating speed of the infinite variable speed motor in the high-frequency welding equipment To be adjusted to the electric current.
- 6. a kind of current control system according to claim 4, it is characterised in that when the processing unit judges the electricity When the current data that stream collecting unit collects is outside the preset range, the processing unit is shown to the input Screen sends alarm command；The input panel is according to the alarm command display alarm information.
- 7. a kind of current control system according to claim 1, it is characterised in that the input panel is also configured with one USB interface, the USB interface are used for the transmission of data.
- 8. a kind of current control system according to claim 1, it is characterised in that the control instruction includes：Temperature is joined When number and/or pressure parameter and/or cool time parameter and/or heat seal parameter and/or shaping time parameter and/or rise and fall Between parameter；The processing unit is by the temperature parameter in the control instruction and/or the pressure parameter and/or the cooling Time parameter and/or the heat seal parameter and/or the shaping time parameter and/or the rise and fall time parameter preserve into One formula.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710214292.2A CN107442923A (en) | 2017-04-01 | 2017-04-01 | A kind of current control system of high-frequency welding equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710214292.2A CN107442923A (en) | 2017-04-01 | 2017-04-01 | A kind of current control system of high-frequency welding equipment |
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| CN107442923A true CN107442923A (en) | 2017-12-08 |
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| CN201710214292.2A Pending CN107442923A (en) | 2017-04-01 | 2017-04-01 | A kind of current control system of high-frequency welding equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110369855A (en) * | 2019-08-19 | 2019-10-25 | 无锡前元自动化科技有限公司 | A kind of high frequency spark protector |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110369855A (en) * | 2019-08-19 | 2019-10-25 | 无锡前元自动化科技有限公司 | A kind of high frequency spark protector |
| CN110369855B (en) * | 2019-08-19 | 2024-06-04 | 无锡前元自动化科技有限公司 | High frequency spark protector |
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