CN216146635U - Water-cooling power bridge structure applied to output current control of electric spark coating machine - Google Patents
Water-cooling power bridge structure applied to output current control of electric spark coating machine Download PDFInfo
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- CN216146635U CN216146635U CN202121882004.9U CN202121882004U CN216146635U CN 216146635 U CN216146635 U CN 216146635U CN 202121882004 U CN202121882004 U CN 202121882004U CN 216146635 U CN216146635 U CN 216146635U
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Abstract
The utility model discloses a water-cooling power bridge structure applied to output current control of an electric spark coating machine, which is characterized in that a left radiator, a filtering module and a right radiator are sequentially arranged on an insulating bottom plate from left to right; the left radiator is provided with a left flow control module and a flow control module control PCB mainboard; the right radiator is provided with a right flow control module and a rectification module; the positive electrode and the negative electrode of the filtering module are connected with the left current control module and the right current control module through conductive materials; and water circulation channels are arranged in the left radiator and the right radiator. The radiator adopts water cooling for heat dissipation, has high heat dissipation efficiency, does not need to open air holes on the machine shell, and can effectively reduce machine faults caused by metal dust entering the machine. The left current control module and the right current control module adopt modularized IGBT power tubes, the layout is compact, and the connecting lines among the modules are short, so that the parasitic inductance of a working circuit can be effectively reduced, the current output peak value in unit time can be greatly improved, and the welding effect is enhanced.
Description
Technical Field
The utility model relates to a bridge structure, in particular to a water-cooling power bridge structure applied to output current control of an electric spark coating machine.
Background
The traditional flow control mode of the electric spark coating machine mostly adopts a module with a plurality of flow control tubes connected in parallel or incomplete integration. The multiple flow control tubes are used in parallel, the requirement on the consistency of parameters of the flow control tubes is high, the difference of the parameters of the flow control tubes can cause the difference of current flowing through each tube, the tubes are easy to explode, the parasitic inductance of a loop is large, and a complex absorption circuit is needed to protect the flow control tubes; the module with incomplete integration is superior to a plurality of current control tubes which are connected in parallel, but external components are still needed to realize current control, and a complex absorption circuit is still needed to protect the current control tubes.
In addition, the traditional heat dissipation of the flow control module of the electric spark coating machine mainly depends on air cooling, a heat dissipation fin with a large heat dissipation area is needed, the internal layout of the machine is limited, and enough heat dissipation channels and dust prevention measures are needed to protect the normal operation of the machine.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a water-cooling power bridge structure applied to output current control of an electric spark coating machine, so as to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a be applied to water-cooling power bridge structure of electric spark machine output current control that covers, includes that the left accuse that sets up from a left side to the right flows module, filtering module, right accuse and flows the module, left radiator and right radiator are installed respectively to the below of the module that flows the left side accuse and the right accuse.
Furthermore, the left current control module, the filtering module and the right current control module are connected through a first conductive material and a second conductive material; the left radiator, the filtering module and the right radiator are sequentially installed and fixed on the insulating bottom plate from left to right.
Furthermore, a flow control module is arranged on the left radiator to control the PCB mainboard; and a rectifying module is also arranged on the right radiator.
Furthermore, the flow control module control PCB main board is connected with the left flow control module and the right flow control module through wires; the rectifying module is connected with the filtering module through a wire.
Furthermore, a first water-cooling interface and a second water-cooling interface are arranged on the left radiator; and a third water-cooling interface and a fourth water-cooling interface are arranged on the right radiator.
Further, the second water-cooling interface is connected with a fourth water-cooling interface through a pipeline; the first water-cooling connector and the third water-cooling connector are connected with the water inlet and the water outlet through pipelines.
Compared with the prior art, the utility model has the beneficial effects that:
the radiator adopts water cooling for heat dissipation, has high heat dissipation efficiency, does not need to open air holes on the machine shell, and can effectively reduce machine faults caused by metal dust entering the machine. The left current control module and the right current control module adopt modularized IGBT power tubes, the layout is compact, and the connecting lines among the modules are short, so that the parasitic inductance of a working circuit can be effectively reduced, the current output peak value in unit time can be greatly improved, and the welding effect is enhanced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a right side view of the present invention;
FIG. 3 is a left side view of the present invention;
FIG. 4 is a top view of the present invention;
in the figure: 1-left flow control module; 2-a left radiator; 3-an insulating base plate; 4-right radiator; 5-a right flow control module; 6-a rectifying module; 7-a filtering module; 8-a first conductive material; 9-a second conductive material; 10-controlling the PCB mainboard by a current control module; 11-a first water-cooling interface; 12-a fourth water-cooling interface; 13-a third water-cooling interface; 14-second water cooling interface.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Referring to fig. 1-4, a water-cooling power bridge structure for controlling output current of an electric spark coating machine includes a left current control module 1, a filter module 7, and a right current control module 5, which are arranged from left to right, and a left heat sink 2 and a right heat sink 4 are respectively installed below the left current control module 1 and the right current control module 5.
The left current control module 1, the filtering module 7 and the right current control module 5 are connected through a first conductive material 8 and a second conductive material 9; the left radiator 2, the filtering module 7 and the right radiator 4 are sequentially installed and fixed on the insulating bottom plate 3 from left to right. The left radiator 2 is also provided with a flow control module control PCB main board 10; the right radiator 4 is also provided with a rectifier module 6. The current control module control PCB mainboard 10 is connected with the left current control module 1 and the right current control module 5 through wires; the rectifying module 6 is connected with the filtering module 7 through a lead. The left radiator 2 is provided with a first water-cooling connector 11 and a second water-cooling connector 14; the right radiator 4 is provided with a third water-cooling interface 13 and a fourth water-cooling interface 12. The second water-cooling connector 14 is connected with the fourth water-cooling connector 12 through a pipeline; the first water-cooling connector 11 and the third water-cooling connector 13 are connected with the water inlet and the water outlet through pipelines.
According to the utility model, a plurality of IGBTs or MOS are optimized into modules, the filter capacitors are also optimized into modules, and the modules are integrated together through reasonable layout, connected by the shortest conductive material, and the water-cooling heat dissipation of the radiator is realized. When the power frequency alternating current rectifying and filtering device is used, direct current is output through rectification of the rectifying module 6, the direct current enters the filtering module 7 to be filtered, the filtered direct current supplies power to the left current control module 1 and the right current control module 5, the working time sequence of the left current control module 1 and the working time sequence of the right current control module 5 are controlled through the current control module PCB main board 10, and control and output of current are achieved.
Claims (6)
1. The utility model provides a be applied to water-cooling power bridge structure of electric spark machine output current control that covers, its characterized in that flows module (1), filter module (7), right accuse including turning right left accuse from a left side and flows module (5), left radiator (2) and right radiator (4) are installed respectively to the below that module (1) were flowed in left accuse and module (5) are flowed in right accuse.
2. The structure of the water-cooled power bridge applied to output current control of the electric spark coating machine is characterized in that the left current control module (1), the filter module (7) and the right current control module (5) are connected through a first conductive material (8) and a second conductive material (9); the left radiator (2), the filtering module (7) and the right radiator (4) are sequentially installed and fixed on the insulating bottom plate (3) from left to right.
3. The structure of the water-cooling power bridge applied to the output current control of the electric spark coated machine is characterized in that a flow control module control PCB main board (10) is further arranged on the left radiator (2); and a rectifying module (6) is also arranged on the right radiator (4).
4. The water-cooling power bridge structure applied to output current control of the electric spark coating machine is characterized in that the flow control module control PCB main board (10) is connected with the left flow control module (1) and the right flow control module (5) through conducting wires; the rectifying module (6) is connected with the filtering module (7) through a lead.
5. The water-cooling power bridge structure applied to output current control of the electric spark coated machine according to claim 1 or 2, wherein a first water-cooling interface (11) and a second water-cooling interface (14) are arranged on the left radiator (2); the right radiator (4) is provided with a third water-cooling interface (13) and a fourth water-cooling interface (12).
6. The water-cooling power bridge structure applied to output current control of the electric spark coating machine is characterized in that the second water-cooling interface (14) is connected with the fourth water-cooling interface (12) through a pipeline; the first water-cooling connector (11) and the third water-cooling connector (13) are connected with the water inlet and the water outlet through pipelines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121882004.9U CN216146635U (en) | 2021-08-12 | 2021-08-12 | Water-cooling power bridge structure applied to output current control of electric spark coating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121882004.9U CN216146635U (en) | 2021-08-12 | 2021-08-12 | Water-cooling power bridge structure applied to output current control of electric spark coating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216146635U true CN216146635U (en) | 2022-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121882004.9U Active CN216146635U (en) | 2021-08-12 | 2021-08-12 | Water-cooling power bridge structure applied to output current control of electric spark coating machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216146635U (en) |
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2021
- 2021-08-12 CN CN202121882004.9U patent/CN216146635U/en active Active
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