CN208913395U - A kind of robot automatic air gouging welding steel ring work station - Google Patents

Abstract

The utility model provides a kind of robot automatic air gouging welding steel ring work station.Work station includes: control cabinet；Base, with lifting device, and lifting device independent grounding；Turning rolls, for placing steel ring, and turning rolls independent grounding；Robot, and insulate and connect with lifting device；Welding gun, and welding gun and lifting device insulation connect；Gouging torch, and gouging torch and lifting device insulation connect；Robot electric loop, the welding robot that is electrically connected, lifting device and control cabinet, to control robot；Welding gun electric loop is electrically connected welding gun and control cabinet, to control welding gun；Gouging torch electric loop is electrically connected gouging torch and control cabinet, to control gouging torch；Grounding carbon brush, grounding carbon brush are set on turning rolls, and grounding carbon brush is connected with gouging torch electric loop and welding gun electric loop respectively, so that gouging torch electric loop and welding gun electric loop are individually grounded by grounding carbon brush.It can prevent plasma gouge high frequency from burning out robot and welding machine mainboard.

Description

A kind of robot automatic air gouging welding steel ring work station

Technical field

The utility model relates to a kind of full-automatic steel ring gouge and welding field, especially a kind of robot automatic air gouging weldering Connect steel ring work station.

Background technique

Currently, the outer diameter of workpiece steel ring is 504~Φ of Φ 1854mm, wall thickness is 8~96mm, width dimensions 200 ~600mm, weight are 64~1185.6Kg.Its moulding process are as follows: the blanking of steel plate gas flame cuttiug, groove -- veneer reeling machine rolls into Circle -- shape-calibration machine carries out circularity school circle.Steel ring is double V-groove or X-type groove at the docking after edge rolling according to the technological requirements.To protect Weld strength is demonstrate,proved, needs to weld the groove on the inside of steel ring, at the groove of inside after welding wire filling is full, steel ring is overturn 180 °, with gouging torch to the commissure in outside, gouge back chipping is carried out, welding is then carried out and fills and leads up.Consideration workpiece is roll-type roll bending Machine roll-forming, circularity maximum deviation are 15mm, and after school shape technique repeatedly, roundness deviation is can be controlled within 3mm.It is required that weldering Seam reaches I grade of weld seam.

In traditional steel ring gouge and welding production, workpiece is placed on common turning rolls, completely by manually to slope Mouth position is welded, and steel ring is then turned over 180 ° by control turning rolls rotation, manually carries out gouge, welding.Due to steel Girth sheets is thicker, and groove is larger, and welding requirements is high, manual work not only large labor intensity, low efficiency, but also working environment is poor, The flue dust that gouge generates has certain degree of harm and security risk to human health.

In order to solve the above-mentioned technical problem, utility model people devises a kind of robot automatic air gouging welding steel ring work It stands.However, due to lacking experience, leading to robot master in the development project of robot automatic air gouging welding steel ring work station Plate has been burned 3 times, more than 2000 yuan of robot mainboard unit price, waits expenses larger along with producer, robot makes house calls, And the time that mainboard at least needs 1 week is replaced, the period is longer.After robot mainboard has burnt the 1st time, by seeking advice from factory, robot Family, plasma gouge producer, the high frequency that analysis reason is likely to be the generation of plasma gouge burn out robot mainboard.And this The MAG welding procedure mode used in mesh, there is no generate high frequency for the welding starting the arc.According to the information that producer, robot provides, only Want that robot selects before purchase be would not burn out robot mainboard with anti-high-frequency model, but it is practical still burn out, machine Qi Ren producer suggests the equipment of each composition part of system adequately grounded, we by after the equipment independent grounding of each composition, The robot mainboard more renewed, enables work station, robot demonstrator blank screen again, and robot mainboard is burnt out again.This opportunity The engineer of Qi Ren producer and plasma gouge producer due to without there is similar case, not suggested preferably before. Consider anti-high frequency, main method is exactly ground connection and insulation.At this point, we have carried out insulation processing, and the 2nd to major function equipment Secondary to have replaced robot mainboard, work station has used 2 weeks or so, robot demonstrator blank screen, burns out for robot mainboard the 3rd time.

Utility model content

The utility model welds at least one of steel ring work station for the robot automatic air gouging of utility model people design Deficiency especially prevents plasma gouge high frequency from burning out the deficiency of robot and welding machine mother board technologies, provides a kind of novel machine Device people's automatic air gouging welds steel ring work station, can fundamentally solve high frequency and burn out robot and welding machine mainboard this is asked Topic, method are simply easily achieved, and sexual valence is relatively high, and can guarantee that work station is efficiently run.

Specifically, the utility model provides a kind of robot automatic air gouging welding steel ring work station comprising:

Control cabinet；

Base, with lifting device, and the lifting device independent grounding；

Turning rolls is set to the side of the base, and the turning rolls is for placing steel ring, and the turning rolls individually connects Ground；

Robot is installed on the lifting device, to carry out elevating movement with the lifting device, and fills with the lifting Set insulation connection；

Welding gun is removably set to the lifting device, so that the robot takes the welding gun, and to the steel Circle is welded；And the welding gun and lifting device insulation connect；

Gouging torch is removably set to the lifting device, so that the robot takes the gouging torch, to described Steel ring carries out gouge；And the gouging torch and lifting device insulation connect；

Robot electric loop is electrically connected the robot, the lifting device and the control cabinet, to control the machine Device people；

Welding gun electric loop is electrically connected the welding gun and the control cabinet, to control the welding gun；

Gouging torch electric loop is electrically connected the gouging torch and the control cabinet, to control the gouging torch；

Grounding carbon brush, the grounding carbon brush are set on the turning rolls, and the grounding carbon brush is electric with gouging torch respectively Air circuit is connected with welding gun electric loop, so that the gouging torch electric loop and the welding gun electric loop are connect by described Ground carbon brush is individually grounded.

Optionally, the first relay is provided between the gouging torch electric loop and the robot electric loop；

The second relay is provided between the gouging torch electric loop and the welding gun electric loop.

Optionally, the grounding carbon brush includes cylinder, and is configured to the extended or retracted movement by the cylinder, makes institute The ground connection for stating gouging torch electric loop and the welding gun electric loop switches over.

It optionally, further include changing rifle disk, the rifle disk that changes has the male connector for being set to the robot, and is respectively set In the female of the welding gun and the gouging torch；

It is provided with insulation board and insulation sleeve at link position between the robot and the lifting device, so that described Robot and lifting device insulation connect；

Green nylon flange is provided at link position between the robot and the male connector so that the robot with The male connector insulation connection.

Optionally, it is provided with insulation board and insulation sleeve at the link position between the welding gun and the lifting device, with Make the welding gun and the lifting device insulate to connect；

It is provided with insulation board and insulation sleeve at link position between the gouging torch and the lifting device, so that described Gouging torch and lifting device insulation connect.

Optionally, further include camera, be provided with insulation board at the link position between the camera and the lifting device And insulation sleeve, so that the camera and lifting device insulation connect.

It optionally, further include wire-feed motor, the wire-feed motor is set on the lifting device, the wire-feed motor and the liter It is provided with insulation board and insulation sleeve at link position between falling unit, so that the wire-feed motor and lifting device insulation connect It connects.

Optionally, robot automatic air gouging welds steel ring work station further include:

Robot control cabinet is electrically connected the robot electric loop；

Welding machine and water tank are electrically connected the welding gun electric loop；

Voltage-stablizer and gouge electric power host are electrically connected the gouging torch electric loop.

The robot automatic air gouging of the utility model welds steel ring work station, by gouging torch electric loop and welding gun electricity Independent grounding and insulation are set at the position between air circuit and robot electric loop, can prevent plasma gouge high frequency from burning Bad robot and welding machine mainboard, are simply easily achieved, and sexual valence is relatively high, and the work station is also applied for TIG weld technique, prevents The high frequency that TIG is generated burns out robot mainboard.Ensure that robot carries out gouge and welding process full-automation carries out, and protects machine Device people mainboard and welding machine mainboard.

Further, pass through the position between gouging torch electric loop and welding gun electric loop and robot electric loop Place's setting relay, the insulation at safeguard work station, if failure of insulation, gouging torch electric loop and welding gun electric loop and/or machine Device people's electric loop electric current is conducted, and relay will act, and work station issues warning note.

Detailed description of the invention

Some specific realities of the utility model are described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter Apply example.Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that The drawings are not necessarily drawn to scale.In attached drawing:

Fig. 1 is the structure chart that steel ring work station is welded according to the robot automatic air gouging of the utility model one embodiment；

Fig. 2 is the main view of robot automatic air gouging welding steel ring work station；

Fig. 3 is the top view of robot automatic air gouging welding steel ring work station；

Fig. 4 is the side view of robot automatic air gouging welding steel ring work station；

Fig. 5 is the schematic expanded view in Fig. 1 at A；

Fig. 6 is the schematic diagram of turning rolls；

Fig. 7 is the schematic cross sectional views of turning rolls；

Fig. 8 is the schematic expanded view in Fig. 6 at B；

Fig. 9 is the schematic electricity that steel ring work station is welded according to the robot automatic air gouging of the utility model one embodiment Gas connection figure；

Figure 10 is the schematic elevational view of grounding carbon brush in the welding steel ring work station of robot automatic air gouging shown in Fig. 9；

Figure 11 is the schematic plan of grounding carbon brush shown in Figure 10；

Figure 12 is the schematic cross sectional views of grounding carbon brush shown in Figure 10.

Specific embodiment

According to the accompanying drawings to the detailed description of the utility model specific embodiment, those skilled in the art will be more Add the above-mentioned and other purposes, advantages and features of clear the utility model.

Fig. 1 is the structure chart that steel ring work station is welded according to the robot automatic air gouging of the utility model one embodiment. As shown in Figure 1 and referring to figs. 2 to Fig. 8, the utility model embodiment provides a kind of robot automatic air gouging welding steel ring work It stands.It includes base 20, robot 30, turning rolls 40, dot laser 50, welding gun that the robot automatic air gouging, which welds steel ring work station, 60, camera 70, gouging torch 80.Specifically, base 20 has lifting device.Robot 30 is installed on lifting device, with lifting Device carries out elevating movement.Turning rolls 40 is set to the side of base 20, and steel ring 90 is placed on turning rolls 40, and drives steel Circle 90 is rotated around the axis of steel ring 90；The axis of steel ring 90 is horizontally extending.Dot laser 50 is installed on base 20 or machine People 30, are configured to detect the inside groove 91 of steel ring 90 when steel ring 90 rotates, to control the movement of turning rolls 40, internal side slope Mouth 91 is positioned.Welding gun 60 is removably set to base 20, so that robot 30 takes welding gun 60, and internally side slope mouth 91 It carries out contact and seeks position, and welded in interior side slope mouth 91.Camera 70 is removably set to base 20, so that robot 30 Camera 70 is taken, and when steel ring 90 rotates again, the outside of steel ring 90 is shot, there is outer side weld position to obtain The picture of feature is set, according to the fortune of outside position while welding feature and preset characteristics of weld seam control turning rolls 40 on picture It is dynamic, the outer side weld of steel ring 90 is positioned.Gouging torch 80 is removably set to base 20, to utilize weldering in robot 30 The external side weld of rifle 60 carries out making robot 30 take gouging torch 80, external side weld carries out gouge after contact seeks position；And After gouge at least once and scarfing cinder, so that robot 30 is taken welding gun 60, the outer side weld after gouge is welded.

Specifically, when internal side slope mouth 91 is positioned, dot laser 50 issues infrared laser radiation and impinges upon in steel ring 90 Side, such as the bottom of inside, turning rolls 40 drives 90 rotary motion of steel ring, and dot laser 50 detects the distance that fixed point is arrived at groove, According to the range measurement numerical characteristics for arriving fixed point at groove, such as first sharply becomes larger, sharply becomes smaller again, the accurate position for determining groove It sets.When detecting groove position, the time is needed due to feeding back to system processing, turning rolls 40 can turn over groove position, After detecting groove position, turning rolls 40 is converted to and is inverted at a slow speed, until dot laser 50 detects inside groove 91 again It sets, turning rolls 40 stops operating, and completes internal side slope mouth 91 and positions.

Contact is carried out to 90 groove of steel ring using the welding wire on welding gun 60 and seeks position, determines the position of groove and the length of groove And it welds.Due to needing to process in outer side weld of the top of steel ring 90 to steel ring 90, completed in interior side slope mouth 91 After welding, the outer side weld of steel ring 90 need to be positioned.

When positioning to the outer side weld of steel ring 90,30 end of robot switches to camera 70, then by turning rolls 40 First quick rotation, then rotate at a slow speed, and take pictures and obtain one or more pictures, and then can get with outer side weld position The picture of feature is set, to compare according to the outside position while welding feature on picture with preset characteristics of weld seam, determines outside Position while welding, and after position while welding on the outside of determination, turning rolls 40 stop rotating movement, realize to the outer side weld of steel ring 90 into Row positioning.

Then, camera 70 is switched to welding gun 60 by 30 end of robot, is sought position using welding wire contact and is determined outer side weld institute Position and length.Then, welding gun 60 is switched to gouging torch 80 by 30 end of robot, is started to execute gouge program, be carried out At least once after gouge and artificial scarfing cinder, gouging torch 80 is switched to welding gun 60 by robot 30, and external side weld is welded.It is right After the completion of outer side weld welding, robot automatic air gouging welding 90 work station of steel ring of the utility model has been automatically performed to steel ring 90 gouge welding.

In some embodiments of the utility model, turning rolls 40 is two, the two sides of robot 30 is set to, non- When robot 30 works in the steel ring 90 on a turning rolls 40, robot 30 is made to work in the steel ring on another turning rolls 40 90.That is, two turning rolls 40 constitute double-stations, a station manually in loading and unloading, another station by robot 30 from Dynamic welding, gouge.It will manually separate, be efficiently solved especially in summer with welding, gouge region, during worker is easy The problem of heat, can also guarantee the safety of worker as much as possible.

In some embodiments of the utility model, lifting device can have lifting column, crossbeam 21 and the first sliding block.It rises It is provided with the first straight line guide rail extended along the vertical direction on drop column, the first sliding block is installed on first straight line guide rail, crossbeam 21 are installed on the first sliding block.Robot 30 is installed on the end of crossbeam 21.Further, lifting column stroke 2000mm increases 30 operating radius of robot, can be with universal outer diameter having a size of the gas of about more than 360 kinds steel rings 90 altogether between 504~Φ of Φ 1854mm Dig welding.Further, gear and rack gear are provided on lifting column, servo motor drives gear and tooth by speed reducer Item drives the first sliding block to move along first straight line guide rail, makes robot 30 as place crossbeam 21 is along first straight line guide rail work Elevating movement.

Welding gun 60, dot laser 50, camera 70 and gouging torch 80 are set to the one or both sides of crossbeam 21.For example, welding gun 60 The side of crossbeam 21 can be installed on by welding gun support, dot laser 50 is set on 60 support of welding gun.Camera 70 and gouging torch 80 It is set to the other side of crossbeam 21.

In some embodiments of the utility model, turning rolls 40 includes pedestal, two group of second sliding block, four groups of composite rolling wheels 41, two screw rods and motor on same straight line.Two second straight line guide rails being oppositely arranged are provided on pedestal.It is each The second sliding block of group is installed on a second straight line guide rail, and each group of the second sliding block upper plate 42, bottom plate 42 is equipped with compound rolling Take turns 41 components.Every two groups of composite rolling wheels 41 are installed on a bottom plate 42, and with remaining two groups of composite rolling wheel 41 along a perpendicular It is symmetrical arranged.Two screw rods on same straight line, each group of the second sliding block or each bottom plate 42 are bolted in a screw rod.Electricity Machine drives two screw rod rotations, so that the opposite centering campaign of two group of second sliding block, realizes that composite rolling wheel 41 component centering in two sides moves It is dynamic.Every two groups of composite rolling wheels 41 are independently driven by motor, and motor driven composite rolling wheel 41 makees circle rotation movement, to drive steel 90 rotation of circle.Every two groups of composite rolling wheels 41 can independent rotary motion, can also be rotated simultaneously.After steel ring 90 is hung in, Four groups of composite rolling wheels 41 are cut into four lines with 90 phase of steel ring automatically and contact, and sliding block drives four groups of 41 centerings of composite rolling wheel, in After in place, the locking of 40 band brake apparatus of turning rolls is eliminated the groove on steel ring 90 and is connect in rotary course with the rotation of composite rolling wheel 41 It beats when touching.Further, servo motor driving, resetting essence with higher can be used in screw rod and composite rolling wheel 41 Degree, can reach 0.3mm (at radius R=500mm).

In some embodiments of the utility model, it further includes changing rifle that robot automatic air gouging, which welds 90 work station of steel ring, Disk, 61, two sets of arc blocking tabula rasas 22 of wire-feed motor, safe fence 23 and clear rifle station 62.Change rifle disk have be set to 30 6 axis of robot The male connector of end and three are respectively arranged at the female of welding gun 60, gouging torch 80 and camera 70, realize that robot 30 can be by journey Sequence requires replacement crawl welding gun 60, camera 70, gouging torch 80 to work.Wire-feed motor 61 is set to the same of crossbeam 21 with welding gun 60 Side provides required welding wire for welding gun 60.Two sets of arc blocking tabula rasas 22 are set between two turning rolls 40.Every set arc blocking tabula rasa 22 It may include column and tabula rasa.Tabula rasa is driven by the cylinder along column, is achived up and down, and effectively worker can be protected one When station loading and unloading, not by the interference and injury of arc light or splashing slag from another station gouge or welding.Clear rifle station 62 is set It is placed between two sets of arc blocking tabula rasas 22, after welding for welding gun 60, automatic clear rifle cuts silk and the lubrication to ignition tip.Safe fence 23 are set to the surrounding of base 20 and two turning rolls 40.And there is door opening in the opposite two side walls of safe fence 23, with Entire working region is isolated.

The utility model also provides welding 90 work station of steel ring of the robot automatic air gouging in any one of the above embodiment Application method.The application method may include following steps:

Step 1: steel ring 90 is installed on turning rolls 40.In this step, it needs to keep the second sliding block mobile, drives four groups 41 centering of composite rolling wheel, and after in place, the locking of turning rolls band brake apparatus.

Step 2: rotation roller frame 40 opens dot laser 50, and the distance from bottom for detecting the inner surface of steel ring 90 is fixed The distance of point.

Step 3: determined whether to detect inside groove 91 according to distance.Specifically, according to each at V-type or X-type groove A point/line first sharply becomes larger, then sharply become smaller to the range measurement numerical characteristics of fixed point, to accurately determine the position of groove It sets.

Step 4: after detecting inside groove 91, counter-roller frame 40 makes inside groove 91 be in the interior table of steel ring 90 The bottom in face, preferably inside groove 91 are at the minimum point on circumference.The rotation speed of turning rolls 40 in step 2 is big The rotation speed of turning rolls 40 in step 4.That is, considering the reaction time logarithm result that dot laser 50 measures Have an impact, using the first quickly rotation of turning rolls 40, numerical value change feature at groove is set until numerical value meets, is due to feeding back to System processing needs the time, and usually 1 to 2s, at this point, turning rolls 40 can turn over groove position, turning rolls 40 is again with low speed and reverse To groove position, the precision of such method for position-finding is within 1mm.

Step 5: robot 30 takes welding gun 60, and internal side slope mouth 91 carries out contact and seeks position, and in interior side slope mouth 91 It is welded.Welding gun 60 can be filled welding by the internal side slope mouth 91 of welding parameter of default.

Step 6: welding gun 60 is replaced by robot 30, and takes camera 70, and rotates turning rolls 40, and utilize Camera 70 shoots the outside of steel ring 90, to obtain the picture with outside position while welding feature；Moreover, according on picture Outside position while welding feature and preset characteristics of weld seam control turning rolls 40 movement, the outer side weld of steel ring 90 is determined Position makes outside weld seam be in the top of the outer surface of steel ring 90.When in view of groove, especially double V-groove, on the outside of workpiece weld seam The seam only docked, the positioning accuracy of turning rolls 40 are not able to satisfy the requirement of 30 gouge of robot and welding at 0.5 °, The numerical value change that can not be detected according to dot laser 50 determines the position of outside groove.The utility model vision high using cost performance Camera 70 can solve this problem, and vision camera 70 scans always 90 outside of steel ring, and turning rolls 40 rotates always, until camera 70 The picture of the position while welding feature of acquisition, the characteristics of weld seam set by system automatic comparison original.If position while welding has arrived finger Fixed angle, turning rolls 40 then stop rotating movement immediately.If being less than specified angle, turning rolls 40 continues to rotate, until System finds position while welding by acquisition photo comparison, and turning rolls 40 just stops rotating movement.

Step 7: camera 70 is replaced by robot 30, and takes welding gun 60, and external side weld carries out contact and seeks position. The position where seeking the determining outer side weld in position and length are contacted with welding wire, and feeds back information to system, and system adjust automatically is mended Repay compiled correspondence program.

Step 8: welding gun 60 is replaced by robot 30, and takes gouging torch 80, and external side weld carries out gouge.It holds When promoting the circulation of qi planing length sequence, after each gouge complete 90 outer side weld of steel ring one time, gouging torch 80 is stopped on point of safes, needs people at this time Work root out cleaning to the gouge slag of weld seam two sides, and after the completion of manual cleaning, robot 30 drives gouging torch 80, continues to execute Gouge program is recycled 3 times by " gouge -- scarfing cinder " this process.Herein it should be noted that needing people before gouge of entering Work rests easily within gouge slag device 43 on steel ring 90, for receiving gouge slag.

Step 9: after gouge at least once and scarfing cinder, replace robot 30 by gouging torch 80, and take With welding gun 60, welding is filled to the outer side weld after gouge.

In some embodiments of the utility model, application method further includes working in a turning rolls in non-robot 30 When steel ring 90 (i.e. a station) on 40, the steel ring 90 (i.e. two stations) that works in robot 30 on another turning rolls 40. Robot 30 is when station one works, manually in the synchronous loading and unloading for carrying out steel ring 90 of station two.After the completion of welding, artificial row The steel ring 90 welded is hung the turning rolls 40 of station one by vehicle, at this point, robot 30 starts to carry out seeking position by program to station two, Welding, gouge work.The batch production operation to steel ring 90 is recycled according to this.

In some preferred embodiments of the utility model, in step 6, turning rolls 40, which rotates Shi Kexian, makes turning rolls 40 rotation the first predetermined angles, after make 40 revolving speed of turning rolls rotate.The value range of first predetermined angle is 160 ° to 178 °, excellent It is selected as 175 °.The reason of being arranged in this way is, considers that 91 position of groove is in minimum point on the inside of workpiece, after being soldered weld joint on inner side, Needing to rotate 180 ° is exactly the location of workpiece needed for gouge.In order to improve beat, after being soldered weld joint on inner side, turning rolls 40 is quick Rotation is to after 175 °, the low speed rotation again of turning rolls 40, and after camera 70 determines outside position while welding, turning rolls 40 stops rotating fortune It is dynamic.

Particularly, utility model people has found to ask in above-mentioned robot automatic air gouging welding steel ring work station there is also some Topic.Specifically, in the development project of robot automatic air gouging welding steel ring work station, due to lacking experience, lead to robot Mainboard has been burned 3 times, more than 2000 yuan of robot mainboard unit price, along with producer, robot make house calls equal expenses compared with Greatly, and the time that mainboard at least needs 1 week is replaced, the period is longer.After robot mainboard has burnt the 1st time, by seeking advice from machine People producer, plasma gouge producer, the high frequency that analysis reason is likely to be the generation of plasma gouge burn out robot mainboard.And The MAG welding procedure mode used in this project, there is no generate high frequency for the welding starting the arc.The letter provided according to producer, robot Breath, as long as what robot selected before purchase is that would not burn out robot mainboard with anti-high-frequency model, but practical still burn out , adequately grounded by the equipment of each composition part of system, we individually connect the equipment of each composition to the suggestion of producer, robot Behind ground, the robot mainboard more renewed enables work station, robot demonstrator blank screen again, and robot mainboard is burnt out again.This When producer, robot and plasma gouge producer engineer due to without there is similar case, not suggesting preferably before ?.Consider anti-high frequency, main method is exactly ground connection and insulation.At this point, we have carried out insulation processing to major function equipment, and Robot mainboard is replaced 2nd time, work station has used 2 weeks or so, robot demonstrator blank screen, robot mainboard the 3rd time burning It is bad.

It, should as shown in Figure 9 and with reference to figures 10 to Figure 12 in order to solve at least one above problem occurred in research process Robot automatic air gouging weld steel ring work station further include: control cabinet 33, robot electric loop 31, welding gun electric loop 63, Gouging torch electric loop 81 and grounding carbon brush 10.Control cabinet 33, lifting device and turning rolls 40 are individually grounded, grounding electrode Spacing 1500mm or more, electrode ground resistance are less than 1K Ω.Robot 30, welding gun 60 and gouging torch 80 and lifting device insulation connect It connects.Robot electric loop 31 is electrically connected welding robot 30, lifting device and control cabinet 33, to control robot 30.Welding gun is electrical Circuit 63 is electrically connected welding gun 60 and control cabinet 33, to control welding gun 60.Gouging torch electric loop 81 is electrically connected gouging torch 80 and control Cabinet 33 processed, to control gouging torch 80.That is 33 co- controlling robot electric loop 31 of control cabinet, welding gun electric loop 63 and gouge Rifle electric loop 81.Grounding carbon brush 10 is set on turning rolls 40, and grounding carbon brush 10 respectively with gouging torch electric loop 81 and Welding gun electric loop 63 is connected, so that gouging torch electric loop 81 and welding gun electric loop 63 are single respectively by grounding carbon brush 10 Solely ground connection.When operation, insulation and ground connection are carried out, and detected with multimeter, it is ensured that reach design requirement.Ensure it is errorless after, Robot 30 can be allowed to operate by program automatic running.By in gouging torch electric loop and welding gun electric loop and robot electricity Independent grounding and insulation are set at the position between air circuit, can prevent plasma gouge high frequency from burning out robot and welding machine master Plate is simply easily achieved, and sexual valence is relatively high, and the work station is also applied for TIG weld technique, and the high frequency for preventing TIG from generating is burnt Bad robot mainboard.Ensure that robot carries out gouge and welding process full-automation carries out, and protects robot mainboard and welding machine Mainboard.

In some embodiments of the utility model, it is arranged between gouging torch electric loop 81 and robot electric loop 31 There is the first relay 12, when current lead-through between gouging torch electric loop 81 and robot electric loop 31, work station passes through First relay, 12 warning note.The second relay 13 is provided between gouging torch electric loop 81 and welding gun electric loop 63, When current lead-through between gouging torch electric loop 81 and welding gun electric loop 63, work station is mentioned by the alarm of the second relay 13 Show.

In some embodiments of the utility model, grounding carbon brush 10 includes cylinder 11, and by making at 11 movement of cylinder When extended position, grounding carbon brush 10 connects welding gun electric loop 63, so that welding gun electric loop 63 is grounded；And make cylinder 11 When movement is in retracted position, grounding carbon brush 10 connects gouging torch electric loop 81, so that gouging torch electric loop 81 is grounded.? That is grounding carbon brush 10 passes through the extended or retracted movement of cylinder 11, make gouging torch electric loop 81 and welding gun electric loop 63 Ground connection switch over, and then gouge and welding and the conducting of workpiece are switched over.Further, grounding carbon brush 10 further includes Structural member, insulation board, insulation sleeve and copper lug 14.

In some embodiments of the utility model, it is provided at the link position between robot 30 and lifting device absolutely Listrium and insulation sleeve, so that robot 30 and lifting device insulation connect.Preferably, robot 30, insulation board and lifting device Between by the connection of four screws, an insulation sleeve is set at each screw, so that the quantity of insulation sleeve is 4.Robot 30 Green nylon flange is provided at link position between male connector, so that robot 30 and male connector insulation connect.

In some embodiments of the utility model, insulation is provided at the link position between welding gun 60 and lifting device Plate and insulation sleeve, so that welding gun 60 and lifting device insulation connect.Insulation sleeve quantity is 4.Gouging torch 80 and lifting device it Between link position at be provided with insulation board and insulation sleeve so that gouging torch 80 and lifting device insulation connect.Insulation sleeve quantity It is 4.It is provided with insulation board and insulation sleeve at link position between camera 70 and lifting device, so that camera 70 and lifting fill Set insulation connection.Insulation sleeve quantity is 4.Wire-feed motor 61 is set on lifting device, between wire-feed motor 61 and lifting device Insulation board and insulation sleeve are provided at link position, so that wire-feed motor 61 and lifting device insulation connect.Insulation sleeve quantity is 4 Part.

In some embodiments of the utility model, robot electric loop 31 further includes robot control cabinet 32, is electrically connected Welding robot control cabinet 32, to constitute robot electric loop 31.And 32 independent grounding of robot control cabinet, grounding electrode spacing 1500mm or more, electrode ground resistance are less than 1K Ω.Further, robot electric loop 31 further includes changing rifle disk.Welding gun electricity Air circuit 63 further includes welding machine, water tank, and be electrically connected welder and water tank, to constitute welding gun electric loop 63.Further, welding gun electricity Air circuit 63 further includes wire-feed motor 61, turning rolls 40 and grounding carbon brush 10.Gouging torch electric loop 81 further includes 82 He of voltage-stablizer Gouge electric power host is electrically connected voltage-stablizer 82 and gouge electric power host, to constitute gouging torch electric loop 81.And gouge power supply master Machine independent grounding, grounding electrode spacing 1500mm or more, electrode ground resistance are less than 1K Ω.Further, gouging torch electrically returns Road 81 further includes turning rolls 40 and grounding carbon brush 10.

So far, although those skilled in the art will appreciate that the more of the utility model have been shown and described in detail herein A exemplary embodiment still, still can be according to the utility model public affairs in the case where not departing from the spirit and scope of the utility model The content opened directly determines or derives many other variations or modifications for meeting the utility model principle.Therefore, this is practical new The range of type is understood that and regards as to cover all such other variations or modifications.

Claims (8)

1. a kind of robot automatic air gouging welds steel ring work station characterized by comprising

Control cabinet；

Base, with lifting device, and the lifting device independent grounding；

Turning rolls is set to the side of the base, and the turning rolls is for placing steel ring, and the turning rolls independent grounding；

Robot is installed on the lifting device, to carry out elevating movement with the lifting device, and it is exhausted with the lifting device Edge connection；

Welding gun is removably set to the lifting device so that the robot takes the welding gun, and to the steel ring into Row welding；And the welding gun and lifting device insulation connect；

Gouging torch is removably set to the lifting device, so that the robot takes the gouging torch, to the steel ring Carry out gouge；And the gouging torch and lifting device insulation connect；

Robot electric loop is electrically connected the robot, the lifting device and the control cabinet, to control the machine People；

Welding gun electric loop is electrically connected the welding gun and the control cabinet, to control the welding gun；

Gouging torch electric loop is electrically connected the gouging torch and the control cabinet, to control the gouging torch；

Grounding carbon brush, the grounding carbon brush are set on the turning rolls, and the grounding carbon brush is electrically returned with gouging torch respectively Road is connected with welding gun electric loop, so that the gouging torch electric loop and the welding gun electric loop pass through the ground connection carbon Brush is individually grounded.

2. robot automatic air gouging according to claim 1 welds steel ring work station, which is characterized in that

The first relay is provided between the gouging torch electric loop and the robot electric loop；

The second relay is provided between the gouging torch electric loop and the welding gun electric loop.

3. robot automatic air gouging according to claim 1 welds steel ring work station, which is characterized in that

The grounding carbon brush includes cylinder, and is configured to the extended or retracted movement by the cylinder, makes the gouging torch electricity The ground connection of air circuit and the welding gun electric loop switches over.

4. robot automatic air gouging according to claim 1 welds steel ring work station, which is characterized in that further include changing rifle Disk, it is described change rifle disk and have be set to the male connector of the robot, and be respectively arranged at the welding gun and the gouging torch Female；

It is provided with insulation board and insulation sleeve at link position between the robot and the lifting device, so that the machine People and lifting device insulation connect；

Green nylon flange is provided at link position between the robot and the male connector so that the robot with it is described Male connector insulation connection.

5. robot automatic air gouging according to claim 1 welds steel ring work station, which is characterized in that

Be provided with insulation board and insulation sleeve at link position between the welding gun and the lifting device so that the welding gun with The lifting device insulation connection；

It is provided with insulation board and insulation sleeve at link position between the gouging torch and the lifting device, so that the gouge Rifle and lifting device insulation connect.

6. robot automatic air gouging according to claim 1 welds steel ring work station, which is characterized in that

Further include camera, is provided with insulation board and insulation sleeve at the link position between the camera and the lifting device, with Make the camera and the lifting device insulate to connect.

7. robot automatic air gouging according to claim 1 welds steel ring work station, which is characterized in that

It further include wire-feed motor, the wire-feed motor is set on the lifting device, between the wire-feed motor and the lifting device Link position at be provided with insulation board and insulation sleeve so that the wire-feed motor and the lifting device insulation connect.

8. robot automatic air gouging according to claim 1 welds steel ring work station, which is characterized in that further include:

Robot control cabinet is electrically connected the robot electric loop；

Welding machine and water tank are electrically connected the welding gun electric loop；

Voltage-stablizer and gouge electric power host are electrically connected the gouging torch electric loop.