CN212350726U - DC fast frequency pulse welder - Google Patents
DC fast frequency pulse welder Download PDFInfo
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- CN212350726U CN212350726U CN202021506185.0U CN202021506185U CN212350726U CN 212350726 U CN212350726 U CN 212350726U CN 202021506185 U CN202021506185 U CN 202021506185U CN 212350726 U CN212350726 U CN 212350726U
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Abstract
The utility model relates to a direct current fast frequency pulse welder, which comprises a unit testing module and an EP244KE2 chip; the unit test module comprises a DPM module for outputting data; the encoder is used for changing welding material parameters into digital parameters; the output end of the unit test module is connected with a program lock; the output end of the unit testing module is connected with a main control system, and the main control system is connected with a surge protector, a memory, a VFP module, a remote module, a wake-up unit of an actuating mechanism and a cooling fault reporting module; the main control system is connected with an oil pump relay and a flow sensor or a switch; the flow sensor or the switch controls the start and stop of the oil pump and is controlled by the remote driving module; the master control system is connected with a welding machine group module of the welding machine, so that the control of the welding machine is realized; the utility model relates to a rationally, compact structure and convenient to use.
Description
Technical Field
The utility model relates to a direct current fast frequency pulse welding machine.
Background
The direct current fast frequency pulse welder is a new generation of low heat input welding equipment, and under the current welding requirement that a lot of difficultly-welded metals need to be finished, along with the promotion of a welding power supply of a famous direct current fast frequency pulse (Interpulse) technology, the welder uses the latest welding arc control technology and the Interpulse technology to assist a welder to reduce heat input so as to control the welding quality and finish the complex welding work. The current general argon arc welding machine uses a sixty years variable frequency technology. Although repackaged and renamed, are essentially the same technique. Science and technology have made great progress in various fields, and metallurgical technology is no exception. New materials of utility model require new welding techniques. The direct current fast frequency pulse welder is designed according to the welding requirements of new special difficult-to-weld metal.
Many materials we routinely weld in aerospace and related industries, such as: CMSX-10, In738, 713, 625, C263, PK33, MAR-M247, Ren 80, Ren 142, titanium alloys, and the like, can be welded without an argon chamber and argon drag shield. And simultaneously, the cracking and the deformation can be greatly reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a direct current fast frequency pulse welder is provided overall. The utility model discloses therefore can produce tiny welding seam easily and reduce heat influence district, the same with traditional welding process, high adaptability, titanium welding need not argon chamber, can adopt traditional welded standard accessory, high mobility can automize at the part that the shape is complicated.
In order to solve the above problems, the utility model adopts the following technical proposal:
a direct current fast frequency pulse welder comprises a unit test module, an EP244KE2 chip; the unit test module comprises a DPM module for outputting data; the encoder is used for changing welding material parameters into digital parameters; the output end of the unit test module is connected with a program lock;
the output end of the unit testing module is connected with a main control system, and the main control system is connected with a surge protector, a memory, a VFP module, a remote module, a wake-up unit of an actuating mechanism and a cooling fault reporting module; the main control system is connected with an oil pump relay and a flow sensor or a switch; the flow sensor or the switch controls the start and stop of the oil pump and is controlled by the remote driving module; the master control system is connected with a welding set module of the welding machine, so that the control of the welding machine is realized.
The DC fast frequency pulse welder is controlled by the ultra fast power supply for arc characteristics, which can be programmed to minimize the heat affected zone and the width of the arc to create a precise electromagnetic field. These systems provide higher weld quality and control techniques far beyond inversion to achieve deeper penetration and narrower welds. The gentle arc created by the welder makes the weld less dependent on the heat sink while deformation is kept to a minimum.
The utility model discloses strengthened the electric arc dynamics or under the condition of low current input, also can have sufficient penetrating power. Key welds that are very sensitive to heat input can be improved while still achieving complete penetration. Furthermore, significant advantages due to the reduction of the melt pool can also be found in the final microstructure when wire-filling welding is performed. These excellent properties, the present invention is particularly advantageous when welding single crystal and oriented crystal products.
The utility model relates to a rationally, low cost, durable, safe and reliable, easy operation, labour saving and time saving, saving fund, compact structure and convenient to use.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an overall wiring diagram of the present invention.
Fig. 3-16 are partial schematic views of the parts of the present invention.
Detailed Description
1-16, the present invention includes a unit test module, using an EP244KE2 chip; the unit test module comprises a DPM module for outputting data; the encoder is used for changing welding material parameters into digital parameters; the output end of the unit test module is connected with a program lock;
the output end of the unit testing module is connected with a main control system, and the main control system is connected with a surge protector, a memory, a VFP module, a remote module, a wake-up unit of an actuating mechanism and a cooling fault reporting module; the main control system is connected with an oil pump relay and a flow sensor or a switch; the flow sensor or the switch controls the start and stop of the oil pump and is controlled by the remote driving module; the master control system is connected with a welding set module of the welding machine, so that the control of the welding machine is realized.
Fig. 2 is a layout diagram including specific characters and presence or absence thereof in the entirety of fig. 2 without affecting the scope of protection, and the specific structure is shown in the split partial diagrams of fig. 3-15. The utility model comprises a power filter;
after the three-phase power supply is connected with a power filter, a forward circuit is divided into two paths, one path is connected with a control relay FM2 to control the disconnection of a normally closed switch F6, and the other path is connected with a control relay FM1 through a safety resistor R1;
the control relay FM2 is connected with a cooler supply module SX6, and when the temperature is higher than the set temperature, the control relay FM2 controls the cooler supply module SX6 to start so as to supply the cooler supply module SX 6;
the control relay FM1 is connected with a plurality of current transformers TX1-TX3 and a controller power supply; the output ends of the terminals 26 and 27 of the first group 22 of the secondary coils of the current transformer are connected with integrated circuits EP269A, ANT of EP277 and a bridge rectifier filter BR3 in parallel;
the terminals 26 of the second group 28 of the secondary coils of the current transformer are output to the capacitors C1-C6 and the resistor R2 which are connected in parallel through the bridge rectifier filter BR1, and then output, wherein the positive terminal 29 is connected with the work indicator lamp work, the integrated circuit EP217C and the integrated circuit EP270 through the diode D1, the parallel surge protector FLT-C, FLT-L1 and the inductor L1; the negative terminal 22 is respectively connected with the stock module and the wire connector SX 5;
the positive output end 25 and the negative output end 24 of the third group 230 of secondary coils of the current transformer are respectively connected with a wire connector SX and an integrated circuit EP 277;
the output end 23, the output end 22 and the output end 21 of the fourth group 15 of secondary coils of the current transformer are respectively connected with a wire connector SX 5;
an output end 16 and an output end 17 of a fifth group 70 of secondary coils of the current transformer are respectively connected with a bridge rectifier filter BR2, a resistor R3 and a capacitor C7 which are connected in parallel are arranged between output ends of the bridge rectifier filter BR2 to filter interference signals, an output end 20 of the current transformer secondary coils passes through resistors R4 and R5, and an HV switch is connected with a positive terminal 29 of a surge protector FLT-C, FLT-L1 and an inductor L1 in parallel; the output end 19 of the power supply is connected with the input end of a surge protector FLT-L2;
the output end 15 and the output end 14 of the sixth group 25 of secondary coils of the current transformer are respectively connected with a wire connector SX;
the input end 10 of the seventh group 12 of secondary coils of the current transformer is connected with a controller power supply SX 1;
controller power supply SX1 output terminal 11 passes through stop/emergency button set SB1
The stop/emergency button group SB1 comprises a point-contact normally closed switch, a normally open switch and an indicator light which are connected in series; a control relay is connected in parallel between the terminal 2 and the terminal 4 of the normally open switch through a line 12 and a line 13;
the control relay is connected to the line 13 through a terminal 43;
a coil of a control relay and a time domain reflector for monitoring a cable are connected in parallel between the output end 9 of the seventh group 12 of secondary coils of the current transformer and a terminal 43;
the terminal 33 of the integrated circuit EP270 is grounded, the terminals 31 and 32 are respectively connected with the output ends of surge protectors FLT-C, FLT-L1, and the output terminal 30 corresponding to the terminal 31 is connected with the A end of the surge protector FLT-L2;
the A end of the surge protector FLT-L2 is connected with a sampling resistor SHUNT and a working motor in parallel, and then is connected with a STOCK module through parallel resistors R6-R8;
the B end of the surge protector FLT-L2 is respectively connected with a warning lamp TORCH and an integrated circuit EP 217C; the integrated circuit EP217C is connected with HD and HB ends of the wire connector SX;
the integrated circuit EP277 is connected with a cooling fan motor;
the integrated circuit EP277 is connected with a STOCK module;
connector SX5 connects to integrated circuit EP 269A;
the integrated circuit EP269A is connected to the wire connector SX2, the temperature-controlled warning light, the high-speed analog-to-digital converter, the filter module and the high-voltage module, respectively. The utility model discloses assign circuit, HEATER control circuit, ARC EST electric ARC monitoring circuit as required and realize the control. The utility model discloses a high new ability welding of welding machine, temperature monitoring is by program control and feedback to the width of minimize heat affected zone and electric arc creates accurate electromagnetic field. The electric arc control and the good heat dissipation are realized.
Claims (2)
1. The utility model provides a direct current fast frequency pulse welding machine which characterized in that: the unit test module adopts an EP244KE2 chip; the unit test module comprises a DPM module for outputting data; the encoder is used for changing welding material parameters into digital parameters; the output end of the unit test module is connected with a program lock;
the output end of the unit testing module is connected with a main control system, and the main control system is connected with a surge protector, a memory, a VFP module, a remote module, a wake-up unit of an actuating mechanism and a cooling fault reporting module; the main control system is connected with an oil pump relay and a flow sensor or a switch; the flow sensor or the switch controls the start and stop of the oil pump and is controlled by the remote driving module; the master control system is connected with a welding set module of the welding machine, so that the control of the welding machine is realized.
2. The dc fast frequency pulse welder of claim 1, wherein: the master control system comprises a power supply filter;
after the three-phase power supply is connected with a power filter, a forward circuit is divided into two paths, one path is connected with a control relay FM2 to control the disconnection of a normally closed switch F6, and the other path is connected with a control relay FM1 through a safety resistor R1;
the control relay FM2 is connected with a cooler supply module SX6, and when the temperature is higher than the set temperature, the control relay FM2 controls the cooler supply module SX6 to start so as to supply the cooler supply module SX 6;
the control relay FM1 is connected with a plurality of current transformers TX1-TX3 and a controller power supply; the output ends of the terminals 26 and 27 of the first group 22 of the secondary coils of the current transformer are connected with integrated circuits EP269A, ANT of EP277 and a bridge rectifier filter BR3 in parallel;
the terminals 26 of the second group 28 of the secondary coils of the current transformer are output to the capacitors C1-C6 and the resistor R2 which are connected in parallel through the bridge rectifier filter BR1, and then output, wherein the positive terminal 29 is connected with the work indicator lamp work, the integrated circuit EP217C and the integrated circuit EP270 through the diode D1, the parallel surge protector FLT-C, FLT-L1 and the inductor L1; the negative terminal 22 is respectively connected with the stock module and the wire connector SX 5;
the positive output end 25 and the negative output end 24 of the third group 230 of secondary coils of the current transformer are respectively connected with a wire connector SX and an integrated circuit EP 277;
the output end 23, the output end 22 and the output end 21 of the fourth group 15 of secondary coils of the current transformer are respectively connected with a wire connector SX 5;
an output end 16 and an output end 17 of a fifth group 70 of secondary coils of the current transformer are respectively connected with a bridge rectifier filter BR2, a resistor R3 and a capacitor C7 which are connected in parallel are arranged between output ends of the bridge rectifier filter BR2 to filter interference signals, an output end 20 of the current transformer secondary coils passes through resistors R4 and R5, and an HV switch is connected with a positive terminal 29 of a surge protector FLT-C, FLT-L1 and an inductor L1 in parallel; the output end 19 of the power supply is connected with the input end of a surge protector FLT-L2;
the output end 15 and the output end 14 of the sixth group 25 of secondary coils of the current transformer are respectively connected with a wire connector SX;
the input end 10 of the seventh group 12 of secondary coils of the current transformer is connected with a controller power supply SX 1;
controller power supply SX1 output terminal 11 passes through stop/emergency button set SB1
The stop/emergency button group SB1 comprises a point-contact normally closed switch, a normally open switch and an indicator light which are connected in series; a control relay is connected in parallel between the terminal 2 and the terminal 4 of the normally open switch through a line 12 and a line 13;
the control relay is connected to the line 13 through a terminal 43;
a coil of a control relay and a time domain reflector for monitoring a cable are connected in parallel between the output end 9 of the seventh group 12 of secondary coils of the current transformer and a terminal 43;
the terminal 33 of the integrated circuit EP270 is grounded, the terminals 31 and 32 are respectively connected with the output ends of surge protectors FLT-C, FLT-L1, and the output terminal 30 corresponding to the terminal 31 is connected with the A end of the surge protector FLT-L2;
the A end of the surge protector FLT-L2 is connected with a sampling resistor SHUNT and a working motor in parallel, and then is connected with a STOCK module through parallel resistors R6-R8;
the B end of the surge protector FLT-L2 is respectively connected with a warning lamp TORCH and an integrated circuit EP 217C; the integrated circuit EP217C is connected with HD and HB ends of the wire connector SX;
the integrated circuit EP277 is connected with a cooling fan motor;
the integrated circuit EP277 is connected with a STOCK module;
connector SX5 connects to integrated circuit EP 269A;
the integrated circuit EP269A is connected to the wire connector SX2, the temperature-controlled warning light, the high-speed analog-to-digital converter, the filter module and the high-voltage module, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021506185.0U CN212350726U (en) | 2020-07-27 | 2020-07-27 | DC fast frequency pulse welder |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021506185.0U CN212350726U (en) | 2020-07-27 | 2020-07-27 | DC fast frequency pulse welder |
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| CN212350726U true CN212350726U (en) | 2021-01-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111730174A (en) * | 2020-07-27 | 2020-10-02 | 周志霖 | DC fast frequency pulse welder |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111730174A (en) * | 2020-07-27 | 2020-10-02 | 周志霖 | DC fast frequency pulse welder |
| CN111730174B (en) * | 2020-07-27 | 2024-09-27 | 周志霖 | DC fast frequency pulse welder |
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