CN201728464U - Capacitor energy-storage type spot/projection welding machine - Google Patents
Capacitor energy-storage type spot/projection welding machine Download PDFInfo
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- CN201728464U CN201728464U CN2010201728780U CN201020172878U CN201728464U CN 201728464 U CN201728464 U CN 201728464U CN 2010201728780 U CN2010201728780 U CN 2010201728780U CN 201020172878 U CN201020172878 U CN 201020172878U CN 201728464 U CN201728464 U CN 201728464U
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Abstract
The utility model discloses a capacitor energy-storage type spot/projection welding machine which can overcome the DC magnetization, improve the welding efficiency and quality and reduce the energy consumption. The capacitor energy-storage type spot/projection welding machine comprises a control unit, a power supply unit and a discharge welding unit, wherein the discharge welding unit comprises discharge switches and a discharging transformer; the power supply unit is internally provided with an energy storage module; four discharge switches are the BT1, the BT2, the BT3 and the BT4; the output end of the BT1 is electrically connected with the input end of the BT3 and one end of the discharge transformer respectively; the output end of the BT2 is electrically connected with the input end of the BT4 and the other end of the discharge transformer respectively; the input end of the BT1 and the input end of the BT2 are connected with each other in parallel and than are electrically connected with the anode of the energy storage module; the output end of the BT3 and the output end of the BT4 are connected with each other in parallel and then are electrically connected with the cathode of the energy storage module; and the control ends of the four discharge switches are also respectively and electrically connected with the control unit.
Description
Technical field
The utility model relates to the welding machine technical field, specifically is a kind of capacitance energy storage type point projection welder.
Background technology
A kind of capacitance energy storage type point projection welder is arranged at present, it comprises controls unit, display unit, control module, power subsystem and discharge welding unit, described discharge welding unit comprises discharge switch and discharge transformer, in the described power subsystem energy-storage module is set, described energy-storage module, discharge switch, discharge transformer are electrically connected in regular turn, and discharge switch also is electrically connected with control module.
Because above-mentioned its energy-storage module of capacitance energy storage type point projection welder is in discharge process, the direction of DC current of big electric current of discharge transformer of flowing through is always a direction, so just produced the dc magnetization phenomenon, iron core in the guiding discharge transformer is by excitatory, its harm is easily to make core sataration, increase loss, make welding efficiency and quality all reduce, energy consumption increases.
The utility model content
The technical problems to be solved in the utility model is to provide a kind of and can overcome the dc magnetization phenomenon, raising welding efficiency and quality, the capacitance energy storage type point projection welder that cuts down the consumption of energy.
The technical solution of the utility model is, the utility model capacitance energy storage type point projection welder, it comprises controls unit, display unit, control module, power subsystem and discharge welding unit, described discharge welding unit comprises discharge switch and discharge transformer, in the described power subsystem energy-storage module is set, described energy-storage module, discharge switch, discharge transformer are electrically connected in regular turn, described discharge switch is four, is respectively first discharge switch (BT1), second discharge switch (BT2), the 3rd discharge switch
(BT3) and the 4th discharge switch (BT4), the output of BT1 is electrically connected with the input of BT3, an end of discharge transformer respectively, the output of BT2 is electrically connected with the input of BT4, the other end of discharge transformer respectively, be electrically connected with the positive pole of energy-storage module again after the input parallel connection of the input of BT1 and BT2, be connected with the negative electricity of energy-storage module again after the output parallel connection of the output of BT3 and BT4; The control end of described four discharge switches also is electrically connected with control module respectively.
After adopting said structure, the utility model compared with prior art, have the following advantages: because described discharge switch is four, be respectively first discharge switch (BT1), second discharge switch (BT2), the 3rd discharge switch (BT3) and the 4th discharge switch (BT4), the output of BT1 respectively with the input of BT3, one end of discharge transformer is electrically connected, the output of BT2 respectively with the input of BT4, the other end of discharge transformer is electrically connected, be electrically connected with the positive pole of energy-storage module again after the input parallel connection of the input of BT1 and BT2, be connected with the negative electricity of energy-storage module again after the output parallel connection of the output of BT3 and BT4, like this, energy-storage module is in discharge process, the direction of DC current of big electric current of discharge transformer of flowing through just can accomplish to replace, promptly when BT1 and BT4 conducting, the sense of current is clockwise, when BT2 and BT3 conducting, the sense of current is counterclockwise, so the technical solution of the utility model can overcome the dc magnetization phenomenon, improve welding efficiency and quality, cut down the consumption of energy, and, diamagneticization requirement to the iron core in the discharge transformer reduces, and iron core can adopt volume mass little, the silicon steel sheet that cost is low.
Description of drawings
Fig. 1 is prior art capacitance energy storage type point projection welder circuit theory diagrams.
Fig. 2 is the circuit theory diagrams of the utility model capacitance energy storage type point projection welder.
Shown in the figure: 1, control module, 2, power subsystem, 2.1, energy-storage module, 3, the discharge welding unit, 3.1, discharge switch, 3.2, the discharge transformer.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Figure 1 shows that prior art capacitance energy storage type point projection welder circuit theory diagrams, it comprises controls unit, display unit, control module 1, power subsystem 2 and discharge welding unit 3, described discharge welding unit 3 comprises discharge switch 3.1 and discharge transformer 3.2, in the described power subsystem 2 energy-storage module 2.1 is set, described energy-storage module 2.1, discharge switch 3.1, discharge transformer 3.2 are electrically connected in regular turn.
The utility model capacitance energy storage type point projection welder compared with prior art, distinguishing characteristics is, described discharge switch 3.1 is four, be respectively first discharge switch (BT1), second discharge switch (BT2), the 3rd discharge switch (BT3) and the 4th discharge switch (BT4), the output of BT1 respectively with the input of BT3, one end of discharge transformer 3.2 is electrically connected, the output of BT2 respectively with the input of BT4, the other end of discharge transformer 3.2 is electrically connected, be electrically connected with the positive pole of energy-storage module 2.1 again after the input parallel connection of the input of BT1 and BT2, be connected with the negative electricity of energy-storage module 2.1 again after the output parallel connection of the output of BT3 and BT4; The control end of described four discharge switches 3.1 also is electrically connected with control module 1 respectively.Concrete structure as shown in Figure 2.
Described discharge switch 3.1 is an IGCT.
The described unit, display unit, power subsystem 2 controlled is all same as the prior art, increases the control circuit to BT2, BT3 and BT4 in the control module 1, because discharge switch 3.1 be an IGCT, so control circuit is a current techique, is not just given unnecessary details at this.
Claims (2)
1. capacitance energy storage type point projection welder, it comprises controls the unit, display unit, control module (1), power subsystem (2) and discharge welding unit (3), described discharge welding unit (3) comprises discharge switch (3.1) and discharge transformer (3.2), energy-storage module (2.1) is set in the described power subsystem (2), described energy-storage module (2.1), discharge switch (3.1), discharge transformer (3.2) is electrically connected in regular turn, it is characterized in that, described discharge switch (3.1) is four, be respectively first discharge switch (BT1), second discharge switch (BT2), the 3rd discharge switch (BT3) and the 4th discharge switch (BT4), the output of first discharge switch (BT1) respectively with the input of the 3rd discharge switch (BT3), one end of discharge transformer (3.2) is electrically connected, the output of second discharge switch (BT2) respectively with the input of the 4th discharge switch (BT4), the other end of discharge transformer (3.2) is electrically connected, be electrically connected with the positive pole of energy-storage module (2.1) again after the input parallel connection of the input of first discharge switch (BT1) and second discharge switch (BT2), be connected with the negative electricity of energy-storage module (2.1) again after the output parallel connection of the output of the 3rd discharge switch (BT3) and the 4th discharge switch (BT4); The control end of described four discharge switches (3.1) also is electrically connected with control module (1) respectively.
2. capacitance energy storage type point projection welder according to claim 1 is characterized in that, described discharge switch (3.1) is an IGCT.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201728780U CN201728464U (en) | 2010-04-23 | 2010-04-23 | Capacitor energy-storage type spot/projection welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201728780U CN201728464U (en) | 2010-04-23 | 2010-04-23 | Capacitor energy-storage type spot/projection welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201728464U true CN201728464U (en) | 2011-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201728780U Expired - Fee Related CN201728464U (en) | 2010-04-23 | 2010-04-23 | Capacitor energy-storage type spot/projection welding machine |
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| Country | Link |
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| CN (1) | CN201728464U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102500901A (en) * | 2011-11-16 | 2012-06-20 | 上海交通大学 | Composite pulsation spot welding process and system |
-
2010
- 2010-04-23 CN CN2010201728780U patent/CN201728464U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102500901A (en) * | 2011-11-16 | 2012-06-20 | 上海交通大学 | Composite pulsation spot welding process and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110202 Termination date: 20140423 |