The specific embodiment
Below, with reference to accompanying drawing, embodiments of the present invention are described.
In embodiments of the present invention, arc welding is the arc welding of consumable electrode formula, illustrates that the welding condition of being set by remote controllers is the situation of welding current value, welding voltage value and fine adjustment signal.
Fig. 1 is the outside drawing of the remote controllers RC of embodiments of the present invention.This outside drawing is an example.The setting of the welding condition that remote controllers RC carries out is undertaken by weld job person.Below, with reference to Fig. 1, describe.
Remote controllers RC possesses liquid crystal display part DP, welding current and sets with button 11, weldingvoltage and set with button 12, microcall button 13, button 14 bonding machine model selection for, read and use button 15 and preservation button 16.
Read button 15 has been endowed the label of " ReD/A ", from many bond pads electric current storage signal Im and weldingvoltage storage signal Vm, selects 1 group.For example, in the situation that stored (Im1, Vm1), (Im2, Vm2), (Im3, Vm3) this 3 bond pads condition, while pressing this read button 15, select successively 1 group at every turn.
Welding current is set the label that has been added " Current " with button 11, using the welding current storage signal Im selecting as initial value, often press a button top time increase 1A, and reduce 1A during the bottom of often pressing a button, thereby set welding current setting signal Ir.
Weldingvoltage is set the label that has been endowed " Voltage " with button 12, using the above-mentioned weldingvoltage storage signal Vm selecting as initial value, often press a button top time increase 0.1V, and reduce 0.1V during the bottom of often pressing a button, thereby set weldingvoltage setting signal Vr.
Preserve and to be endowed the label of " Write " with button 16, if press button, take welding current setting signal Ir and weldingvoltage setting signal Vr to append and store in memory circuit as 1 group.
Microcall button 13 has been endowed the label of " Inching ", pressing button during, fine setting setting signal Cr is 1, is 0 when not pressing button.
Bonding machine model selection has been endowed the label of " Model " with button 14, show the pattern of pre-stored bonding machine while pressing button at display part DP at every turn, therefore select will with the pattern of bonding machine set bonding machine mode select signal Ms.
Display part DP shows each value of welding current setting signal Ir, weldingvoltage setting signal Vr, fine setting setting signal Cr and bonding machine mode select signal Ms.For example, be shown as " Current:150A Voltage:18.5V Inching:ON Model:CPV-350 ".
Fig. 2 is the block diagram of welder of remote control unit that has used the bonding machine of embodiments of the present invention.Below, with reference to this Fig. 2, each module is described.
Remote control unit possesses by the remote controllers RC of dotted line and by the wireless communicator CU of dotted line.In addition, welder replaces remote control unit and possesses the bonding machine PS by dotted line.
Remote controllers RC possesses memory circuit MM, reading circuit RD, welding current initialization circuit IR, weldingvoltage initialization circuit VR, preserves circuit WT, finely tunes initialization circuit CR, bonding machine mode selection circuit MS, Data Transform circuit FC, display part DP and the 1st radio communication circuit CC1.
Reading circuit RD output has been pressed and above-mentionedly in Fig. 1 has been become High level while reading with button 15 and do not press and while reading with button 15, become the read output signal of Low level Rd.Preserve the preservation signal Wt that becomes High level when preservation above-mentioned in Fig. 1 has been pressed in circuit WT output with button 16 and become Low level while not pressing preservation with button 16.
Memory circuit MM is using above-mentioned read output signal Rd, above-mentioned preservation signal Wt, welding current setting signal Ir described later and weldingvoltage setting signal Vr described later as input, pre-stored many bond pads condition, when each read output signal Rd becomes High level, among stored welding condition, select 1 group successively, as welding current storage signal Im and weldingvoltage storage signal Vm, export.In addition, if preserve signal Wt, become High level, memory circuit MM appends storage using the welding current setting signal Ir in this moment and weldingvoltage setting signal Vr again as 1 group.
Welding current initialization circuit IR, using above-mentioned welding current storage signal Im as input, sets the value of revising welding current storage signal Im with the operation of button 11 by welding current above-mentioned in Fig. 1, output welding current setting signal Ir.
Weldingvoltage initialization circuit VR, using above-mentioned weldingvoltage storage signal Vm as input, sets the value of revising weldingvoltage storage signal Vm with the operation of button 12 by weldingvoltage above-mentioned in Fig. 1, output weldingvoltage setting signal Vr.
Fine setting initialization circuit CR changes its value by the operation of microcall button 13 above-mentioned in Fig. 1, output fine setting setting signal Cr.That is, while pressing microcall button 13, finely tune setting signal Cr=1, Cr=0 while not pressing microcall button 13.
Bonding machine mode selection circuit MS selects the pattern with the bonding machine of the operation use of button 14 by bonding machine model selection above-mentioned in Fig. 1, output bonding machine mode select signal Ms.Preset the pattern of the bonding machine likely being used.For example, Ms=1 represents CPV-350, and Ms=2 represents xs-350 etc.
Data Transform circuit FC is using above-mentioned bonding machine mode select signal Ms, above-mentioned welding current setting signal Ir and above-mentioned weldingvoltage setting signal Vr as input, by the current transformation function corresponding with bonding machine mode select signal Ms and voltage transformation function, change the data format of welding current setting signal Ir and weldingvoltage setting signal Vr, output welding current conversion setting signal Idr and weldingvoltage conversion setting signal Vdr.That is, Idr=f1 (Ir) and Vdr=f2 (Vr).F1 is current transformation function, and f2 is voltage transformation function.By the pattern of bonding machine, set these functions in advance.The reason of carrying out like this Data Transform is, welding current setting signal Ir represents the current value of 0～500 actual energising, and weldingvoltage setting signal Vr represents the actual magnitude of voltage applying of 0～50V.In addition, in electrode fused arc welding machine, as the standard interface for from external setting-up welding current, weldingvoltage and trimming movement, prepare external connection terminals.If set the voltage of terminal input 0～5V to the welding current in this external connection terminals, with the feed speed feeding welding wire of 0～18m/min.Equally, if set the voltage of terminal input 0～5V to weldingvoltage, from bonding machine, export the weldingvoltage of 0～50V.In addition, the contact of relay and fine setting are set to terminal and are connected, if contact in closure state, in trimming movement, and feeding welding wire, if contact in off-state, feed-disabling.The interface specification of this electric current and voltage is not identical in each bonding machine pattern.In above-mentioned example, be 0～5V, but be 0～15V sometimes.In addition,, even 0～5V, corresponding relation midway (characteristic) sometimes also can be different.Therefore, Data Transform need to be carried out so that corresponding with the interface specification of electric current in the external connection terminals of the bonding machine that will use and voltage.
Above-mentioned in Fig. 1, display part DP shows each value of above-mentioned welding current setting signal Ir, above-mentioned weldingvoltage setting signal Vr, above-mentioned fine setting setting signal Cr and above-mentioned bonding machine mode select signal Ms.
The 1st radio communication circuit CC1 converts above-mentioned welding current conversion setting signal Idr, above-mentioned weldingvoltage setting signal Vdr and finely tunes setting signal Cr as input, to above-mentioned wireless communicator CU, sends these signals.
Above-mentioned wireless communicator CU possesses the 2nd radio communication circuit CC2,1D/A translation circuit DA1,2D/A translation circuit DA2 and relay circuit RL.
The 2nd radio communication circuit CC2 receives from the above-mentioned welding current conversion setting signal Idr of above-mentioned remote controllers RC, above-mentioned weldingvoltage conversion setting signal Vdr and the laggard line output of fine setting setting signal Cr.
1D/A translation circuit DA1, using above-mentioned welding current conversion setting signal Idr as input, carries out exporting welding current setting analog signal Iar after D/A conversion.
2D/A translation circuit DA2, using above-mentioned weldingvoltage conversion setting signal Vdr as input, carries out exporting weldingvoltage setting analog signal Var after D/A conversion.
Relay circuit RL is using above-mentioned fine setting setting signal Cr as input, and during Cr=1, the contact R 1 of relay becomes closure state, and during Cr=0, contact R 1 becomes off-state.During Cr=1, for to press the moment of the microcall button 13 of Fig. 1, it during Cr=0, is the moment of not pressing button.
Above-mentioned bonding machine PS possesses external connection terminals TA and output control circuit PM.
From the above-mentioned welding current of above-mentioned wireless communicator CU, set the contact R 1 that analog signal Iar, above-mentioned weldingvoltage set analog signal Var and above-mentioned relay and be connected with external connection terminals TA, be imported in output control circuit PM.
Output control circuit PM sets analog signal Iar, above-mentioned weldingvoltage using above-mentioned welding current and sets analog signal Var and above-mentioned relay contact R1 as input, based on these signals, control welding current Iw and the weldingvoltage Vw of bonding machine PS, and control the rotation for the feeding pattern (omitting diagram) of feeding welding wire (omitting diagram).; according to welding current, set the value that analog signal Iar sets welding current Iw (feed speed); according to weldingvoltage, set the value that analog signal Var sets weldingvoltage Vw, according to the closed off-state of relay contact R1, set the invalidating of trimming movement.Although omitted diagram, output control circuit PM possesses: No. 1 rectification circuit that the source power supplies such as 3 phase 200V are carried out to rectification as input; Make the capacitor of the direct current smoothing after rectification; The inverter circuit that is high-frequency ac by the DC converting after level and smooth; High-frequency ac is depressurized to the contravariant transformer of the magnitude of voltage that is applicable to arc welding; High-frequency ac after step-down is carried out to No. 2 rectification circuits of rectification; Interchange after rectification is carried out to the reactor of smoothing; Control the control circuit of above-mentioned inverter circuit; With the feeding control circuit of controlling the rotation of feed motor.
Radio communication comprises the situation of carrying out based on electric wave, light, sound wave, infrared ray etc.Bonding machine also comprises welding torch, feed arrangement.In the above-described embodiment, as welding condition, welding current, weldingvoltage and fine adjustment signal have been described, but have also comprised the various signals such as welding selection signal, gage of wire selection signal, ring current setting signal, annular voltage setting signal.In the above-described embodiment, the situation of 1 remote controllers RC and 1 wireless communicator CU has been described, but has also comprised the situation of the situation of 1 remote controllers RC and Duo Tai wireless communicator CU, many remote controllers RC and 1 wireless communicator CU.That is, even the in the situation that of 1 remote controllers RC and Duo Tai wireless communicator CU, also can be selected to the wireless communicator CU of the object of setting welding condition, be constantly equally also the situation of 1: 1 in each setting.At many remote controllers RC, be also the same with 1 wireless communicator CU in the situation that.
The effect of welder of the remote control unit of the bonding machine that has used above-mentioned embodiment is described below.
(1) reading of weld job person operating remote controller RC selected 1 bond pads electric current storage signal Im and weldingvoltage storage signal Vm from stored many bond pads condition with button 15.Then, weld job person is set with the selected welding current storage signal Im of button 11 correction and is set welding current setting signal Ir by welding current, by weldingvoltage, set with the selected weldingvoltage storage signal Vm of button 12 correction and set weldingvoltage setting signal Vr, operation microcall button 13 is set fine setting setting signal.These setting signals are displayed on display part DP.
(2) the bonding machine model selection of weld job person operating remote controller RC is set bonding machine mode select signal Ms with button 14.Data Transform circuit FC is transformed to the data format corresponding with bonding machine mode select signal Ms by above-mentioned welding current setting signal Ir and weldingvoltage setting signal Vr, output welding current conversion setting signal Idr and weldingvoltage conversion setting signal Vdr.
(3) the 1st radio communication circuit CC1 send above-mentioned welding current conversion setting signal Idr, weldingvoltage conversion setting signal Vdr and fine setting setting signal Cr.
(4) the 2nd radio communication circuit CC2 of wireless communicator CU receives above-mentioned welding current conversion setting signal Idr, weldingvoltage conversion setting signal Vdr and the fine setting setting signal Cr sending.
After (5) 1D/A translation circuit DA1 carry out D/A conversion to above-mentioned welding current conversion setting signal Idr, output welding current is set analog signal Iar.After 2D/A translation circuit DA2 carries out D/A conversion to above-mentioned weldingvoltage conversion setting signal Vdr, output weldingvoltage is set analog signal Var.Relay circuit RL carries out closure according to above-mentioned fine setting setting signal Cr to its contact R 1 and disconnects control.
(6) the output control circuit PM of bonding machine PS inputs the contact R 1 that above-mentioned welding current is set analog signal Iar, weldingvoltage setting analog signal Var and relay via external connection terminals TA, control the output of bonding machine PS, control the rotation of feed motor.
The remote control unit of the bonding machine of above-mentioned embodiment possesses remote controllers and wireless communicator,
Described remote controllers possess: the welding current initialization circuit of output welding current setting signal; The weldingvoltage initialization circuit of output weldingvoltage setting signal; The fine setting initialization circuit of output fine setting setting signal; With the 1st radio communication circuit that sends described welding current setting signal, described weldingvoltage setting signal and described fine setting setting signal,
Described wireless communicator possesses: the 2nd radio communication circuit that receives described welding current setting signal, described weldingvoltage setting signal and described fine setting setting signal; The welding current that the described welding current setting signal receiving is transformed to analog signal is set the 1D/A translation circuit that analog signal is exported; The weldingvoltage that the described weldingvoltage setting signal receiving is transformed to analog signal is set the 2D/A translation circuit that analog signal is exported; With using the described fine setting setting signal that receives and as input, carry out the relay circuit of closed break contact.Thus, in the present embodiment, even to not having the bonding machine of built-in radio communication function can connect simply via the interface of standard facility remote control unit yet.Therefore, in the present embodiment, also can be simply and with low one-tenth additional wireless communication function to the bonding machine that does not possess radio communication function.
Symbol description
11 welding current setting buttons
12 weldingvoltage setting buttons
13 microcall buttons
14 bonding machine model selection buttons
15 read and use button
16 preservation buttons
DA1 1D/A translation circuit
DA2 2D/A translation circuit
CC1 the 1st radio communication circuit
CC2 the 2nd radio communication circuit
CR finely tunes initialization circuit
Cr finely tunes setting signal
CU wireless communicator
DP display part
FC Data Transform circuit
Iar welding current is set analog signal
Idr welding current conversion setting signal
Im welding current storage signal
IR welding current initialization circuit
Ir welding current setting signal
Iw welding current
MM memory circuit
MS bonding machine mode selection circuit
Ms bonding machine mode select signal
PM output control circuit
PS bonding machine
RC remote controllers
RD reading circuit
Rd read output signal
RL relay circuit
R1 contact
TA external connection terminals
Var weldingvoltage is set analog signal
Vdr weldingvoltage conversion setting signal
Vm weldingvoltage storage signal
VR weldingvoltage initialization circuit
Vr weldingvoltage setting signal
Vw weldingvoltage
WT preserves circuit
Wt preserves signal