JPS62101670U

JPS62101670U -

Info

Publication number: JPS62101670U
Application number: JP19410985U
Authority: JP
Priority date: 1985-12-17
Filing date: 1985-12-17
Publication date: 1987-06-29
Also published as: JPH0312451Y2

Description

[Brief explanation of the drawing]

第１図は本考案に係わる多機能エンジン・ウエ
ルダの一実施例回路構成、第２図は発電機部の要
部縦断面図、第３図、第４図は本考案の多機能エ
ンジン・ウエルダに用いられる界磁回転型発電機
の回転子及び磁極の極性説明図、第５図は界磁回
転型発電機におけ溶接用巻線の電機子反作用の起
磁力による磁束分布説明図、第６図は界磁回転型
発電機側の溶接出力外部特性曲線、第７図は界磁
回転型発電機の単相交流出力外部特性曲線、第８
図は界磁回転型発電機において３相全波整流型に
した溶接用巻線の接続図を示している。図中、１は誘導子式発電機、２―１ないし２―
４は発電巻線、３―１ないし３―４は整流回路、
４は界磁巻線、５はエキサイタ巻線、６は整流回
路、７は可変抵抗、８は抵抗、９は切換スイツチ
、１０はリアクタ、１１は溶接用出力端子、１２
は界磁回転型発電機、１３―１ないし１３―６は
発電巻線、１４―１ないし１４―６はダイオード
、１５は界磁巻線、１６はエキサイタ巻線、１７
は整流回路、１８は可変抵抗、１９は半固定抵抗
、２０はリアクタ、２１は溶接用出力端子、２２
は商用交流電源端子、２３はステータ、２４ａ，
２４ｂは巻線環状端部、２５はシヤフト、２６は
ロータ、２７はステータ、２８ａ，２８ｂは巻線
環状端部、３１は回転子、４１は単相交流出力巻
線、４２はブレーカ、４４は発電巻線、４５は整
流回路、５２ないし５７は溝、５９，６０は補極
、６１ないし６４は磁極を表している。 Fig. 1 shows the circuit configuration of an embodiment of the multi-functional engine welder according to the present invention, Fig. 2 is a vertical sectional view of the main part of the generator section, and Figs. 3 and 4 show the multi-functional engine welder according to the present invention. Figure 5 is an explanatory diagram of the polarity of the rotor and magnetic poles of a field rotation type generator used in field rotation type generators. The figure shows the welding output external characteristic curve of the field rotation type generator, Figure 7 shows the single-phase AC output external characteristic curve of the field rotation type generator, and Figure 8 shows the welding output external characteristic curve of the field rotation type generator.
The figure shows a connection diagram of a three-phase full-wave rectified welding winding in a field rotation type generator. In the diagram, 1 is an inductor generator, 2-1 or 2-
4 is a power generation winding, 3-1 or 3-4 is a rectifier circuit,
4 is a field winding, 5 is an exciter winding, 6 is a rectifier circuit, 7 is a variable resistor, 8 is a resistor, 9 is a changeover switch, 10 is a reactor, 11 is a welding output terminal, 12
is a field rotation type generator, 13-1 to 13-6 are power generation windings, 14-1 to 14-6 are diodes, 15 is a field winding, 16 is an exciter winding, 17
is a rectifier circuit, 18 is a variable resistor, 19 is a semi-fixed resistor, 20 is a reactor, 21 is a welding output terminal, 22
is a commercial AC power supply terminal, 23 is a stator, 24a,
24b is a winding annular end, 25 is a shaft, 26 is a rotor, 27 is a stator, 28a and 28b are winding annular ends, 31 is a rotor, 41 is a single-phase AC output winding, 42 is a breaker, and 44 is a winding annular end. The generator winding, 45 is a rectifier circuit, 52 to 57 are grooves, 59 and 60 are commutating poles, and 61 to 64 are magnetic poles.

Claims

[Scope of utility model registration request]

An inductor type generator and a field rotation type generator are provided on the same axis, and the inductor type generator is configured to be used as a welding power source, and the field rotation type generator is configured to be used as a welding power source. and a stator wound with two windings of a single-phase AC output winding and a convex pole type field rotor,
The convex pole type field rotor is provided with a pair of commutating poles in which no field windings are wound, and the commutating poles are provided with a pair of commutating poles in which no field windings are wound. The rotor has a structure in which the magnetic poles have a polarity different from that of the magnetic poles, and when welding current flows through the welding winding, the polarity of the above-mentioned commutative poles is reversed due to the armature reaction of the welding winding, and during welding. By improving the voltage fluctuation of the single-phase AC output winding in A multi-functional engine welder that is characterized by making it possible.