CN203765147U - Electric arc welding device, electric device and motor unit - Google Patents
Electric arc welding device, electric device and motor unit Download PDFInfo
- Publication number
- CN203765147U CN203765147U CN201420183578.0U CN201420183578U CN203765147U CN 203765147 U CN203765147 U CN 203765147U CN 201420183578 U CN201420183578 U CN 201420183578U CN 203765147 U CN203765147 U CN 203765147U
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- China
- Prior art keywords
- motor
- brushless motor
- control signal
- circuit
- translation circuit
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- 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 - Lifetime
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- 238000003466 welding Methods 0.000 title claims abstract description 63
- 238000010891 electric arc Methods 0.000 title abstract 5
- 230000015572 biosynthetic process Effects 0.000 description 9
- 238000005755 formation reaction Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 1
Abstract
The utility model discloses an electric arc welding device. The electric arc welding device is provided with an electric arc welding machine, a welding wire feeding device, a motor without an electric brush, a changing circuit and a motor drive circuit. The welding wire feeding device is connected with the electric arc welding machine. The motor without the electric brush is arranged in the welding wire feeding device and is used for feeding welding wires. The changing circuit is connected with the motor without the electric brush and outputs control signals for the motor without the electric brush. The motor drive circuit is connected with the changing circuit and outputs control signals for an electric brush type motor. In addition, the changing circuit changes the control signals for the electric brush type motor to the control signals for the motor without the electric brush.
Description
Technical field
The disclosure relates to for example carries out the arc welding of self-consuming electrode type and has arc welding machine and the arc-welding apparatus of wire feed unit, the electrical equipment with motor (motor) and motor unit (motor unit).
Background technology
As the example of electrical equipment with motor, the wire feed unit of known employing motor (for example, with reference to Japanese kokai publication sho 61-18383 communique) all the time.In the past, the main flow of the arc-welding apparatus of self-consuming electrode type was the formation with the wire feed unit that has carried electric brush motor (brush motor)., in recent years in order to realize high utilization rate, high weld strength and high-speed welding, the wire feed unit that has carried the brushless motor that can carry out High Rotation Speed and life-span length receives much concern.
Fig. 4 and Fig. 5 are the figure that represents existing arc-welding apparatus.Fig. 4 is the figure that represents to have the arc-welding apparatus of the wire feed unit that has carried electric brush motor.Fig. 5 is the figure that represents to have the arc-welding apparatus of the wire feed unit that has carried brushless motor.
In Fig. 4 and Fig. 5, arc-welding apparatus 1080 has arc welding machine 101 and wire feed unit 1050a or wire feed unit 1050b.Arc welding machine 101 is connected by controlling cable 1020 with wire feed unit 1050a or 1050b.
In Fig. 4, wire feed unit 1050a has electric brush motor 104 and drives the 1st motor drive circuit 103 of electric brush motor 104.That low price and the high arc-welding apparatus 1080 of versatility adopt is the wire feed unit 1050a with electric brush motor 104.
In Fig. 5, wire feed unit 1050b has brushless motor 107 and drives the 2nd motor drive circuit 106 of brushless motor 107.That can realize that the arc-welding apparatus 1080 of high weld strength and high-speed welding adopts is the wire feed unit 1050b with brushless motor 107.
Electric brush motor 104 is compared with brushless motor 107, although low price and versatility are high, because the life-span is short, therefore it is high to change frequency.On the contrary, brushless motor 107 is compared with electric brush motor 104, and because the life-span is long, therefore it is low to change frequency, but high price and versatility are low.
In the past, separately used according to purposes the wire feed unit 1050b that there is the wire feed unit 1050a of low price and short-life electric brush motor 104 and there is high price and long-life brushless motor 107.
But, in the time driving electric brush motor 104, need to prepare the 1st motor drive circuit 103, in the time driving brushless motor 107, need to prepare the 2nd motor drive circuit 106.That is, in existing wire feed unit 1050a or 1050b, must change motor drive circuit according to used motor, the labour that cost is changed and the cost of time and motor drive circuit.
Utility model content
The disclosure provides a kind of labour and time and low arc-welding apparatus, electrical equipment and motor unit of cost of changing motor drive circuit of can not spending.
In order to solve above-mentioned problem, arc-welding apparatus of the present disclosure has arc welding machine, wire feed unit, brushless motor, translation circuit and motor drive circuit.Wire feed unit is connected with arc welding machine.Brushless motor is arranged at wire feed unit and welding wire is carried out to feeding.Translation circuit is connected with brushless motor and exports brushless motor control signal.Motor drive circuit is connected with translation circuit and to translation circuit output brush formula motor control signal.Have, translation circuit is transformed into brushless motor control signal by electric brush motor by control signal again.
Have, electrical equipment of the present disclosure has drive division, brushless motor, translation circuit and motor drive circuit again.Brushless motor drives drive division.Translation circuit is connected with brushless motor and exports brushless motor control signal.Motor drive circuit is connected with translation circuit and to translation circuit output brush formula motor control signal.Have, translation circuit is transformed into brushless motor control signal by electric brush motor by control signal again.
Further, motor unit of the present disclosure has brushless motor and translation circuit.Translation circuit is connected with brushless motor and inputted electric brush motor control signal is transformed into brushless motor control signal, exports to brushless motor.
As above, according to the disclosure, by carrying the translation circuit that inputted electric brush motor control signal is transformed into brushless motor control signal, thereby can not spend labour and the time of changing motor drive circuit, can realize arc-welding apparatus, electrical equipment and motor unit that cost is low.
Brief description of the drawings
Fig. 1 is the schematic diagram that represents the formation of the arc-welding apparatus in embodiment of the present disclosure 1.
Fig. 2 is the schematic diagram of the formation of the brushless motor unit of the translation circuit that represented lift-launch in embodiment of the present disclosure 1 and brushless motor.
Fig. 3 is the schematic diagram that represents the formation of the arc-welding apparatus in embodiment of the present disclosure 2.
Fig. 4 is the schematic diagram that represents the formation of the existing arc-welding apparatus with electric brush motor.
Fig. 5 is the schematic diagram that represents the formation of the existing arc-welding apparatus with brushless motor.
Detailed description of the invention
Below, adopt Fig. 1～Fig. 3 to describing for implementing mode of the present utility model.
(embodiment 1)
Adopt Fig. 1 and Fig. 2, the arc-welding apparatus of present embodiment 1 is described.Fig. 1 is the schematic diagram that represents the formation of the arc-welding apparatus of present embodiment 1.Fig. 2 is the schematic diagram that represents the formation of brushless motor unit present embodiment 1, that carried translation circuit and brushless motor.
Wherein, in present embodiment 1, describe as an example of the situation that electric brush motor replaced with to brushless motor unit in the wire feed unit of the example as electrical equipment example.
In Fig. 1, arc-welding apparatus 108 has arc welding machine 101 and wire feed unit 105.Arc welding machine 101 is connected by controlling cable 102 with wire feed unit 105.Wire feed unit 105 has the 1st motor drive circuit 103 and the brushless motor unit 110 that drive not shown electric brush motor.Brushless motor unit 110 has brushless motor 107 and translation circuit 109, and brushless motor 107 is one with translation circuit 109." one " refers to the state that translation circuit 109 is directly installed to electric brush motor 107, also comprises brushless motor 107 and translation circuit 109 are received into 1 state in housing.
In Fig. 2, brushless motor unit 110 has brushless motor 107 and translation circuit 109.Translation circuit 109 has rectification circuit 111, DC-DC converter 112, braking circuit 113 and drive circuit 114.Rectification circuit 111 carries out rectification to the electric brush motor control signal of exporting from the 1st motor drive circuit 103.DC-DC converter 112 is connected with rectification circuit, and the output voltage of rectification circuit 111 is converted.Drive circuit 114 is connected with DC-DC converter 112, and brushless motor 107 is controlled in the output based on DC-DC converter 112.Now, drive circuit 114 is controlled brushless motor 107 by export brushless motor control signal to brushless motor 107.Braking circuit 113 is connected with DC-DC converter 112 and drive circuit 114, securely and effectively stops brushless motor 107.
The action of arc-welding apparatus 108 as constructed as above is below described.
The motor drive signal that arc welding machine 101 is exported including driving voltage to wire feed unit 105 via controlling cable 102.The motor drive signal of exporting is input in the 1st motor drive circuit 103 that drives not shown electric brush motor.The 1st motor drive circuit 103 output brush formula motor control signals.Electric brush motor with control signal be input to brushless motor unit 110, more particularly in the translation circuit 109 of brushless motor unit 110.In brushless motor unit 110, translation circuit 109 is exported brushless motor control signal to brushless motor 107, drives brushless motor 107.Now, translation circuit 109, by aforesaid signal processing, utilizes the electric brush motor control signal of inputting to export brushless motor control signal.Drive by brushless motor 107, thereby from wire feed unit 105 feeding welding wires.
Like this, there is the brushless motor unit 110 of translation circuit 109 by employing, thereby can directly utilize the 1st motor drive circuit 103 to drive brushless motor 107.
As above, according to present embodiment 1, even if the motor drive circuit that the 1st motor drive circuit 103 is electric brush motor that versatility is high to be used, by only electric brush motor being replaced with to brushless motor unit 110, thereby can drive brushless motor 107.Thus, do not need to change labour and the time of motor drive circuit, can realize the arc-welding apparatus that cost is low.
Then, the motor replacing method that electric brush motor is replaced with to brushless motor unit 110 in wire feed unit 105 is described.
Motor replacing method has and will be used for the step that the Motor Control line of the electric brush motor control signal exported from the 1st motor drive circuit 103 of transmission unloads from electric brush motor.Have, motor replacing method has the step that electric brush motor is taken off from wire feed unit 105 again.Further, motor replacing method has the step that brushless motor unit 110 is arranged to wire feed unit 105.In addition, there is the step that Motor Control line is connected with brushless motor unit 110.
Like this, according to the motor replacing method of present embodiment 1, can, without labour and the time of changing the 1st motor drive circuit 103 formations such as grades, electric brush motor be replaced with to brushless motor unit 110.
(embodiment 2)
In present embodiment 2, for the place same with embodiment 1, give prosign and omit detailed explanation.With embodiment 1 difference be: in arc-welding apparatus 108a, the 1st motor drive circuit 103 is arranged to arc welding machine 101a instead of wire feed unit 105a.
According to present embodiment 2, even if also can carry brushless motor unit 110 in the wire feed unit 105a that does not carry motor drive circuit 103.
Have again, in embodiment 1 and 2, although the arc-welding apparatus 108 (108a) with arc welding machine 101 (101a) and wire feed unit 105 (105a) is illustrated, brushless motor unit 110 goes for need to be by the electrical equipment of electric motor driven drive division.The welding wire feeding portion that arc-welding apparatus 108 has feeding welding wire in wire feed unit 105 is used as drive division.In addition, as the electrical equipment of demand motive portion, be from such main equipments of the carrying implement such as transveyer, forklift such as belt conveyor, to the so small-sized electrical equipment of the lens driving parts of disc driver, camera etc.
According to the disclosure, by carrying the translation circuit that inputted electric brush motor control signal is transformed to brushless motor control signal, thereby do not spend labour and the time of changing motor drive circuit, can realize arc-welding apparatus, electrical equipment and motor unit that cost is low, industrial be useful.
Claims (10)
1. an arc-welding apparatus, possesses:
Arc welding machine;
The wire feed unit being connected with described arc welding machine;
Be arranged at described wire feed unit and the brushless motor for feeding welding wire;
Be connected and export the translation circuit of brushless motor control signal with described brushless motor; And
Be connected and use to described translation circuit output brush formula motor the motor drive circuit of control signal with described translation circuit,
Described translation circuit is transformed into described brushless motor control signal by described electric brush motor by control signal.
2. arc-welding apparatus according to claim 1, wherein,
Described translation circuit is arranged at described wire feed unit,
Described brushless motor and described translation circuit are one.
3. arc-welding apparatus according to claim 1, wherein,
Described translation circuit has:
Described electric brush motor is carried out to the rectification circuit of rectification by control signal;
The DC-DC converter that is connected and the output voltage of described rectification circuit is converted with described rectification circuit; And
Be connected with described DC-DC converter and the drive circuit of described brushless motor is controlled in output based on described DC-DC converter.
4. arc-welding apparatus according to claim 1, wherein,
Described motor drive circuit is arranged at wire feed unit.
5. arc-welding apparatus according to claim 1, wherein,
Described motor drive circuit is arranged at described arc welding machine.
6. an electrical equipment, possesses:
Drive division;
The brushless motor that described drive division is driven;
Be connected and export the translation circuit of brushless motor control signal with described brushless motor; And
Be connected and use to described translation circuit output brush formula motor the motor drive circuit of control signal with described translation circuit,
Described translation circuit is transformed into described brushless motor control signal by described electric brush motor by control signal.
7. electrical equipment according to claim 6, wherein,
Described drive division is the welding wire feeding portion that the welding wire of welding use is carried out to feeding.
8. electrical equipment according to claim 6, wherein,
Described brushless motor and described translation circuit are one.
9. a motor unit, possesses:
Brushless motor; And
Translation circuit, it is connected with described brushless motor, and inputted electric brush motor is transformed to brushless motor control signal and exports to described brushless motor by control signal.
10. motor unit according to claim 9, wherein,
Described brushless motor and described translation circuit are one.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-152495 | 2013-07-23 | ||
| JP2013152495A JP6311107B2 (en) | 2013-07-23 | 2013-07-23 | Arc welding apparatus and motor replacement method for electrical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203765147U true CN203765147U (en) | 2014-08-13 |
Family
ID=51282393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420183578.0U Expired - Lifetime CN203765147U (en) | 2013-07-23 | 2014-04-15 | Electric arc welding device, electric device and motor unit |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6311107B2 (en) |
| CN (1) | CN203765147U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5897742B1 (en) * | 2015-02-04 | 2016-03-30 | 株式会社フジクラ | Photoelectric conversion element |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2999054B2 (en) * | 1992-03-06 | 2000-01-17 | 松下電器産業株式会社 | Control method of welding robot |
| JPH06178585A (en) * | 1992-12-03 | 1994-06-24 | Sony Corp | Adaptor for brushless motor |
| JP5052910B2 (en) * | 2007-02-09 | 2012-10-17 | 東芝キヤリア株式会社 | Motor drive device |
| US20110114613A1 (en) * | 2009-11-17 | 2011-05-19 | Illinois Tool Works Inc. | Compact welding wire feeder |
| WO2011108239A1 (en) * | 2010-03-03 | 2011-09-09 | パナソニック株式会社 | Magnetic pulsation motor |
| JP2013018028A (en) * | 2011-07-12 | 2013-01-31 | Daihen Corp | Arc welding device |
-
2013
- 2013-07-23 JP JP2013152495A patent/JP6311107B2/en active Active
-
2014
- 2014-04-15 CN CN201420183578.0U patent/CN203765147U/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2015020207A (en) | 2015-02-02 |
| JP6311107B2 (en) | 2018-04-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140813 |