CN103921023B - Ladder-type cable bridge automatic welding machine - Google Patents

Ladder-type cable bridge automatic welding machine Download PDF

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Publication number
CN103921023B
CN103921023B CN201410005044.3A CN201410005044A CN103921023B CN 103921023 B CN103921023 B CN 103921023B CN 201410005044 A CN201410005044 A CN 201410005044A CN 103921023 B CN103921023 B CN 103921023B
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welding
plate
roll
jacking
positioner
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CN103921023A (en
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牛耀民
牛文州
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牛耀民
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/02Carriages for supporting the welding or cutting element
    • B23K37/0252Steering means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426Fixtures for other work
    • B23K37/0435Clamps

Abstract

A kind of ladder-type cable bridge automatic welding machine, by frame, welding main frame, terraced chain feeding mechanism, roll-in conveying mechanism, positioner structure, four rifles weld clamping device, two rifles weld clamping device, advance positioner, jacking positioner, the source of welding current, wire-feed motor and electric control system to form; Can according to ladder-type cable bridge products of different specifications needs; the width of adjustment welding ladder-type cable bridge and height; can for ladder-type cable bridge welding procedure characteristic; 6 spot welds at each section of ladder place in welding process are once completed simultaneously; and realize the charging of terraced limit, section of ladder charging; welding location; continuous welding; automatically the whole process automation sent after welding fabrication; there is saving manpower; speed of welding is fast, the advantages such as welding quality stable, can meet the need of production of scale ladder-type cable bridge welding.

Description

Ladder-type cable bridge automatic welding machine
Technical field
The invention belongs to technical field of welding equipment, particularly relate to a kind of special equipment of ladder-type cable bridge automatic welding.
Background technology
Ladder-type cable bridge, is widely used in the infrastructure construction such as industrial and agricultural production, communications and transportation, is the important supporting member of the supporting electric power conveying of power supply, telecommunications transmission, cable laying, the huge market demand.Ladder-type cable bridge is generally the terraced limit of carbon steel by material, section of ladder is welded, because demand is different, ladder-type cable bridge has 2 meters, 4 meters, 6 meters of equal lengths and width 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8 meter and height 0.1, 0.15, numerous product specification difference such as 0.2 meter, very big inconvenience is brought to processing and fabricating and large-scale production, the production of current nearly all ladder-type cable bridge is human weld and forms, to take a lot of work effort, inefficiency, and be difficult to ensure welding quality, along with the continuous rising of human cost, automatical and efficient in the urgent need to one, the ladder-type cable bridge production equipment of reliable welding quality, and the current equipment for ladder-type cable bridge production is on the low side, scale ladder-type cable bridge need of production can not be met.
Summary of the invention
In order to improve the production efficiency of ladder-type cable bridge; meet the large-scale production of the cable testing bridge of different size difference; the object of the present invention is to provide one to realize automated production, the professional production equipment for ladder-type cable bridge welding of plurality of specifications production needs can be met simultaneously.
The object of the invention is to adopt such technical scheme to realize:
A kind of ladder-type cable bridge automatic welding machine, primarily of frame, welding main frame, terraced chain feeding mechanism, roll-in conveying mechanism, the source of welding current, wire-feed motor, positioner structure, four rifle welding clamping devices, two rifle welding clamping devices, advances the compositions such as positioner, jacking positioner and electric control system.
This application discloses a kind of automatic welding device of ladder-type cable bridge, this equipment has saving manpower, and speed of welding is fast, the advantages such as welding quality stable, can meet the need of production of scale ladder-type cable bridge welding.Can according to ladder-type cable bridge products of different specifications needs, the width of adjustment welding ladder-type cable bridge and height, for ladder-type cable bridge welding procedure characteristic, 6 spot welds at each section of ladder place in welding process are once completed simultaneously, and realize the charging of terraced limit, section of ladder charging, welding location, continuous welding, the whole process automation automatically sent after welding fabrication.
Accompanying drawing explanation
Fig. 1 is welding complete machine structure schematic diagram;
Fig. 2 is ladder-type cable bridge workpiece schematic diagram;
Fig. 3 is workpiece bond pad locations schematic diagram;
Fig. 4 is rack construction schematic diagram;
Fig. 5 is rack construction partial schematic diagram;
Fig. 6 is four rifle welding main machine structure schematic diagrames;
Fig. 7 is two rifle welding main machine structure schematic diagrames;
Fig. 8 is terraced chain feeding mechanism schematic diagram;
Fig. 9 is roll-in conveying mechanism elevational schematic view;
Figure 10 is roll-in conveying mechanism schematic top plan view;
Figure 11 is positioner structure schematic diagram;
Figure 12 is four rifle welding clamping device schematic diagrames;
Figure 13 is two rifle welding clamping device schematic diagrames;
Figure 14 is for advancing positioner schematic diagram;
Figure 15 is jacking positioner schematic diagram;
Figure 16 is electric control system composition frame chart schematic diagram.
In figure:
1-frame, 2-welds main frame, 3-ladder chain feeding mechanism, 4-roll-in conveying mechanism, the 5-source of welding current, 6-wire-feed motor, 7-positioner structure, 8-tetra-rifle welding clamping device, 9-two rifle welding clamping device, 10-electric control system, 11-advances positioner, 12-jacking positioner, 13-ladder limit, 14-section of ladder, 15-transverse joint solder joint, 16-perps solder joint, 17-ladder chain charging connecting rod, 18-round roller seat, 19-round roller, 20-rack platen, 21-welds main frame installing hole, 22-advances positioner installing hole, 23-bar-shaped trough, 24-jacking positioner installing hole, 25-main frame skeleton connecting plate, 26-main frame skeleton, 27-ladder chain fixed head, 28-ladder chain sprocket wheel, 29-ladder chain chain, 30-chain lath, 31-positioning strip, 32-ladder chain driving shaft, 33-ladder chain coupling, 34-ladder chain driven shaft, 35-ladder chain motor, 36-roll-in base plate, 37-roll-in slide rail, 38-roll-in slide block, 39-roller fixed head, 40-roll-in motor, 41-roll-in connecting plate for electric motor, 42-roll-in sprocket wheel, 43-roll-in chain, 44-outer roller, roller in 45-, 46-distance-adjusting motor, 47-roll adjustment shaft coupling, 48-roll adjustment reverse-flighted screw, 49-adjusting screw nut, 50-two rifle welder installing hole, 51-gear, 52-axis hole, 53-roll adjustment bearing block, 54-adjusting screw fixed head, 55-promotes base plate, 56-promotes fixed head, 57-lifting motor, 58-promotes shaft coupling, 59-lift-bolt, 60-hoisting nut part, 61-promotes slide rail, 62-promotes slide block, the traversing base plate of 63-, the traversing screw rod fixed head of 64-, the traversing motor of 65-, the traversing shaft coupling of 66-, the traversing nut of 67-, the traversing reverse-flighted screw of 68-, 69-cross sliding rail, the traversing slide block of 70-, 71-conjugates connecting plate, 72-conjugates lower plate, 73-slide unit base plate, 74-slide unit slide rail, 75-slide unit slide block, 76-regulates fixture, 77-adjusting screw(rod), 78-right-angle connector, 79-is adjustable connecting plate, 80-base plate connector, 81-welding gun clip gripping member, 82-welding gun, 83-gear motor, 84-motor fixing plate, 85-motor connecting axle, 86-stringer gear, 87-stringer tooth bar, 88-slide block fixture, 89-stringer slide rail, 90-sliding rail fixing piece, 91-right-angle connector, 92-adjustable connecting components, 93-advances base plate, 94-advances slide rail, 95-side connecting plate, 96-advances slide block, 97-advances slide block yoke plate, 98-pushnut, 99-augering screw, 100-propulsion electric machine, 101-advances shaft coupling, 102-augering screw fixed head, 103-advances upper connector, 104-advances upper connective plate, 105-push rod, 106-tooth pushing, 107-side connecting hole, 108-jacking bottom plate, 109-jacking connecting hole, 110-jacking slide block, 111-jacking slide rail, 112-jacking screw rod fixed head, 113-jacking shaft coupling, 114-jacking slide block yoke plate, the upper raising plate of 115-, 116-position block, 117-jacking nut, 118-jacking screw rod, 119-jacking motor.
Detailed description of the invention
As shown in Figure 1, Figure 6, Figure 7, the present invention forms primarily of frame 1, welding main frame 2, terraced chain feeding mechanism 3, roll-in conveying mechanism 4, the source of welding current 5, wire-feed motor 6, positioner structure 7, four rifle welding clamping device 8, two rifle welding clamping device 9, propelling positioner 11, jacking positioner 12 and electric control system 10.Described welding main frame 2 point of four rifle welding main frame and two rifles welding main frame two parts, be fixedly connected above frame 1.With charging Fang Weiqian, discharging Fang Weihou, four rifle welding main frames are positioned at before frame 1, and two rifle welding main frames are positioned at after frame 1.Ladder chain feeding mechanism 3 is arranged on the anterior position of frame 1.Roll-in conveying mechanism 4 also divides two parts, is arranged on four rifle welding main frames of welding main frame 2 and the bottom of two rifles welding main frame respectively.Positioner structure 7 is perpendicular to frame 1, the side being fixedly mounted on four rifle welding main frames of welding main frame 2.Four rifle welding clamping devices 8 are connected in the lower end of positioner structure 7; Two rifle welding clamping devices 9 are fixedly mounted on the bottom of two rifle welding main frames of welding main frame 2.Positioner 11 rack platen 20 times four rifles near welding main frame 2 be fixedly mounted in the middle part of frame 1 are advanced to weld the belows of main frames; Jacking positioner 12 is also fixedly mounted on the rack platen 20 times belows near two rifle welding host machine part of welding main frame 2 in the middle part of frame 1.The source of welding current 5 and wire-feed motor 6 have six covers respectively, and wherein four are set in four rifle welding host machine part of welding main frame 2, and another two are set in two rifle welding host machine part of welding main frame 2; Electric control system 10 is provided with in the side of two rifle welding main frames.
As shown in Figure 4, Figure 5, frame 1 is combined into by section bar, be provided with terraced chain charging connecting rod 17, round roller seat 18, round roller 19, rack platen 20 etc. above, frame 1 frame is provided with welding main frame installing hole 21, rack platen 20 is provided with and advances positioner installing hole 22 and jacking positioner installing hole 24 and bar-shaped trough 23, ladder chain charging connecting rod 17 can for installing terraced chain feeding mechanism, round roller seat 18 is fixedly mounted on the side frame of frame 1, round roller 19 is arranged on round roller seat 18 also rotatable, the transmission in the above of terraced limit 13 can be met, rack platen 20 is fixedly mounted on the medium position of frame 1, and by advancing positioner installing hole 22 propelling positioner 11 is fixedly mounted in frame 1 and by jacking positioner installing hole 24, jacking positioner 12 is fixedly mounted in frame 1, bar-shaped trough 23 can make the tooth pushing 106 of propelling positioner 11 reciprocatingly slide in its cannelure and the position block 116 of jacking positioner 12 moves up and down along its transverse groove, meet propelling charging and the jacking location of welding process.
As shown in Figure 6, Figure 7, welding main frame 2 is made up of main frame skeleton 26, the source of welding current 5, wire-feed motor 6, welding gun etc., main frame skeleton 26 is combined into by section bar, the lower end of main frame skeleton 26 is provided with main frame skeleton connecting plate 25, main frame skeleton connecting plate 25 coordinates connect with the main frame installing hole 21 that welds in frame 1, can welding main frame is fixed in frame 1; Welding main frame 2 point of four rifle welding main frame and two rifles welding main frame two parts, Figure 6 shows that four rifle welding main frames, Figure 7 shows that two rifle welding main frames, four rifles welding main frames are provided with four cover sources of welding current 5 and wire-feed motor 6 supporting with it and welding gun, two rifles welding main frames are provided with two cover sources of welding current 5 and wire-feed motor 6 supporting with it and welding gun; As shown in Figure 6, in the side of four rifle welding main frames, positioner structure 7 is installed, four rifle welding clamping devices 8 are installed in the bottom of positioner structure 7, weld while can meeting 4, ladder-type cable bridge section of ladder place transverse joint solder joint, in the bottom of four rifle welding main frames, roll-in conveying mechanism 4 is installed, the roll-in conveying on workpiece ladder limit 13 can be met; As shown in Figure 7, electric control system 10 is provided with in the side of two rifle welding main frames, in the bottom of two rifle welding main frames, roll-in conveying mechanism 4 is also installed, two rifle welding clamping devices 9 are arranged on roll-in conveying mechanism 4 by two rifle welder installing holes 50, weld while can meeting 2, ladder-type cable bridge section of ladder place perps solder joint.
As shown in Figure 8, ladder chain feeding mechanism 3 is made up of terraced chain fixed head 27, terraced chain sprocket wheel 28, terraced chain chain 29, chain lath 30, positioning strip 31, terraced chain driving shaft 32, terraced chain coupling 33, terraced chain driven shaft 34, terraced chain motor 35 etc., described terraced chain fixed head 27 has two, be fixedly connected respectively on the terraced chain charging connecting rod 17 of frame 1, the transmission ladder chain chain 29 of the band edge wing is provided with between two terraced chain fixed heads 27, terraced chain chain 29 is provided with chain lath 30, chain lath 30 is provided with positioning strip 31, positioning strip 31 can arrange place work piece section of ladder 14; Ladder chain chain 29 coordinates with terraced chain sprocket wheel 28, ladder chain driving shaft 32 connects with terraced chain coupling 33 and terraced chain motor 35, when terraced chain motor 35 rotates, ladder chain motor 35 drives terraced chain sprocket wheel 28 by terraced chain driving shaft 32, terraced chain chain 29 rotates, the workpiece section of ladder 14 be placed on positioning strip 31 can rotate with terraced chain chain 29, realizes successively the object that workpiece section of ladder 14 is sent to forward.
As shown in Figure 9, Figure 10, roll-in conveying mechanism 4 is made up of roll-in base plate 36, roll-in slide rail 37, roll-in slide block 38, roller fixed head 39, roll-in motor 40, roll-in connecting plate for electric motor 41, roll-in sprocket wheel 42, roll-in chain 43, outer roller 44, interior roller 45, distance-adjusting motor 46, roll adjustment shaft coupling 47, roll adjustment reverse-flighted screw 48, adjusting screw nut 49, two rifle welder installing hole 50, gear 51, axis hole 52, roll adjustment bearing block 53, adjusting screw fixed head 54 etc., described roll-in base plate 36 is fixedly connected in the bottom of welding main frame skeleton 26, roll-in base plate 36 is symmetrically arranged with two roll-in slide rails 37, two roll-in slide rails 37 are symmetrically arranged with two roller fixed heads 39, roller fixed head 39 is all symmetrically arranged with outer roller 44 and interior roller 45, roll adjustment reverse-flighted screw 48 is by roll adjustment bearing block 53, adjusting screw fixed head 54 is arranged on the central authorities of roll-in base plate 36, roll adjustment reverse-flighted screw 48 is provided with the adjusting screw nut 49 that two screw threads are contrary, two adjusting screw nuts 49 respectively symmetry are fixed on two roller fixed heads 39, because the thread pitch at roll adjustment reverse-flighted screw 48 two ends is equal, screw thread is contrary, when roll adjustment reverse-flighted screw 48 is at distance-adjusting motor 46, when roll adjustment shaft coupling 47 rotates under driving, be arranged on two adjusting screw nuts 49 on roll adjustment reverse-flighted screw 48 and be attached thereto two roller fixed heads 39 connecing at roll-in slide rail 37, roll-in slide block 38 can realize moving left and right under acting on, and displacement is equal, direction is contrary, meet the needs of ladder-type cable bridge adjustment roll-in width, wherein, roll-in slide rail 37 coordinates with roll-in slide block 38, and roll-in slide block 38 and roller fixed head 39 are fixedly connected, and roller fixed head 39 and roll-in connecting plate for electric motor 41 are fixedly connected, roll-in motor 40 is arranged on roll-in connecting plate for electric motor 41, and roll-in motor 40 axle is provided with roll-in sprocket wheel 42, outer roller 44, interior roller 45 is arranged on roller fixed head 39 by bearing, on the top of outer roller 44, gear 51 is housed, roll-in sprocket wheel 42 is equipped with in bottom, the top of interior roller 45 is also equipped with gear 51 and is formed engaged transmission with the gear 51 on outer roller 44 top, outer roller 44, interior roller 45 is arranged in a straight line on roller fixed head 39 in pairs, roll-in chain 43 coordinates with the roll-in sprocket wheel 42 on each outer roller 44 circlewise and links, when roll-in motor 40 rotates, by roll-in sprocket wheel 42, roll-in chain 43 makes each outer roller 44 rotate, due to outer roller 44, gear 51 is all equipped with on interior roller 45 top, and form engaged transmission relation, so when outer roller 44 rotates, interior roller 45 also and then rotates, and direction is contrary, thus reach roll-in and clamp the object that transmission is moved on terraced limit 13.
As shown in figure 11, positioner structure 7 by lifting base plate 55, promote fixed head 56, lifting motor 57, promote shaft coupling 58, lift-bolt 59, hoisting nut part 60, promote slide rail 61, promote slide block 62, traversing base plate 63, traversing screw rod fixed head 64, traversing motor 65, traversing shaft coupling 66, traversing nut 67, traversing reverse-flighted screw 68, cross sliding rail 69, traversing slide block 70, displacement connecting plate 71, displacement lower plate 72 etc. form, described lifting base plate 55 is fixedly connected on the side of four rifle welding main frame skeletons 26, lifting base plate 55 is symmetrically arranged with two vertical lifting slide rails 61, lifting slide rail 61 is horizontally arranged with traversing base plate 63, traversing base plate 63 is symmetrically arranged with two horizontal cross sliding rails 69, cross sliding rail 69 is symmetrically arranged with two movably displacement connecting plates 71, the bottom of displacement connecting plate 71 is provided with displacement lower plate 72, and displacement lower plate 72 can weld clamping device 8 with four rifles and be connected, lift-bolt 59 is vertically arranged on by promoting fixed head 56 central authorities promoting base plate 55, lift-bolt 59 is provided with hoisting nut part 60, hoisting nut part 60 is fixedly connected with traversing base plate 63, when lift-bolt 59 rotates under driving at lifting motor 57, lifting shaft coupling 58, be located at the hoisting nut part 60 on lift-bolt 59 and the traversing base plate 63 that is fixedly connected with it at lifting slide rail 61, promote under slide block 62 acts on and can realize moving up and down, traversing reverse-flighted screw 68 is laterally arranged on the central authorities of traversing base plate 63 by traversing screw rod fixed head 64, traversing reverse-flighted screw 68 is provided with the contrary traversing nut 67 of two screw threads, traversing nut 67 is fixedly connected with displacement connecting plate 71, because on traversing reverse-flighted screw 68, the thread pitch at two ends is equal, screw thread is contrary, when traversing reverse-flighted screw 68 is at traversing motor 65, when traversing shaft coupling 66 rotates under driving, be arranged on two traversing nuts 67 on traversing reverse-flighted screw 68 and be attached thereto connect two displacement connecting plates 71 at cross sliding rail 69, traversing slide block 70 can realize moving left and right under acting on, and displacement is equal, direction is contrary, meet the adjustment of ladder-type cable bridge weld width,
As shown in figure 12, four rifles weld the cross slipway mechanism that clamping devices 8 are made up of slide unit base plate 73, slide unit slide rail 74, slide unit slide block 75, adjustment fixture 76, adjusting screw(rod) 77, right-angle connector 78, adjustable connecting plate 79, base plate connector 80, welding gun clip gripping member 81 etc.Slide unit base plate 73 is installed in the side of base plate connector 80, slide unit base plate 73 is arranged slide unit slide rail 74; Slide unit slide rail 74 arranges the slide unit slide block 75 that can slide up and down; The fixed installation of slide unit base plate 73 top regulates fixture 76, and spiral being arranged on of adjusting screw(rod) 77 regulates in fixture 76, and adjusting screw(rod) 77 bottom pivoting is connected on slide unit slide block 75.Base plate connector 80 is also equipped with right-angle connector 78, right-angle connector 78 connects adjustable connecting plate 79, adjustable connecting plate 79 is equipped with welding gun clip gripping member 81, for clamping welding gun 82, and the clamping angle of conveniently adjusted welding gun, can manual fine-tuning contraposition be carried out when welding.Four rifle welding clamping devices 8 are fixedly mounted on above the displacement lower plate 72 of positioner structure 7.Like this, welding gun 82 can in multi-direction adjustment.
As shown in figure 13, two rifle welding clamping devices 9 are by gear motor 83, motor fixing plate 84, motor connecting axle 85, stringer gear 86, stringer tooth bar 87, slide block fixture 88, stringer slide rail 89, sliding rail fixing piece 90, right-angle connector 91, composition such as adjustable connecting components 92 grade, two rifle welding clamping devices 9 are fixedly mounted on two rifle welder installing holes 50 of the roller fixed head 39 of roll-in conveying mechanism 4 by motor fixing plate 84, motor connecting axle 85 through the axis hole 52 on roller fixed head 39 in being horizontally disposed with, slide block fixture 88 and roller fixed head 39 are fixedly connected, two rifle welding clamping devices 9 can be moved together with the roller fixed head 39 of roll-in conveying mechanism 4, meet welding ladder-type cable bridge width adjusting needs, wherein, gear motor 83 is connect in a couplet by motor fixing plate 84 and motor connecting axle 85, stringer gear 86 is provided with at the other end of motor connecting axle 85, stringer tooth bar 87, one end of stringer tooth bar 87 is connected with the top of sliding rail fixing piece 90, the bottom of sliding rail fixing piece 90 is connected with stringer slide rail 89, stringer slide rail 89 again with right-angle connector 91, adjustable connecting components 92 is connected with welding gun clip gripping member 81, welding gun clip gripping member 81 can clamp welding gun 82, when gear motor 83 by motor connecting axle 85 make stringer gear 86 and stringer tooth bar 87 gear motion produce linear reciprocation move time, be connected to the sliding rail fixing piece 90 on stringer tooth bar 87, welding gun 82 grade also follows linear reciprocation to move, weld while meeting 2, ladder-type cable bridge section of ladder place perps solder joint.
As shown in figure 14, advance positioner 11 by propelling base plate 93, advance slide rail 94, side connecting plate 95, advance slide block 96, advance slide block yoke plate 97, pushnut 98, augering screw 99, propulsion electric machine 100, advance shaft coupling 101, augering screw fixed head 102, advance upper connector 103, advance upper connective plate 104, push rod 105, tooth pushing 106, composition such as side connecting hole 107 grade, described propelling positioner 11, to be coordinated with the propelling positioner installing hole 22 in the rack platen 20 of frame 1 by the side connecting hole 107 on side connecting plate 95 and install, be fixed on the bottom of rack platen 20, propelling base plate 93 is symmetrically arranged with two propelling slide rails 94, advance slide rail 94 to coordinate with propelling slide block 96 to be slidably connected, propelling slide block 96 is installed with and advances slide block yoke plate 97, advance slide block yoke plate 97 and advance upper connector 103, advance upper connective plate 104 to be fixedly connected, propelling upper connective plate 104 is provided with push rod 105, push rod 105 has been actively coupled tooth pushing 106, augering screw 99 is arranged on by advancing fixed head 102 central authorities advancing base plate 93, and augering screw 99 is provided with pushnut 98, and pushnut 98 is fixedly connected with advancing slide block yoke plate 97, advances that base plate 93 is vertical with side connecting plate 95 to be fixedly connected, when augering screw 99 rotates under driving at propulsion electric machine 100, propelling shaft coupling 101, be arranged on the pushnut 98 on augering screw 99 and joining propelling slide block yoke plate 97 and push rod 105, tooth pushing 106 also and then move back and forth with it, tooth pushing 106 can be slided in the cannelure of the bar-shaped trough 23 of rack platen 20, workpiece section of ladder 14 can be advanced certain distance, reach the object advancing location.
As shown in figure 15, jacking positioner 12 is made up of jacking bottom plate 108, jacking slide block 110, jacking slide rail 111, jacking screw rod fixed head 112, jacking shaft coupling 113, jacking slide block yoke plate 114, upper raising plate 115, position block 116, jacking nut 117, jacking screw rod 118, jacking motor 119 etc., and jacking bottom plate 108 has jacking connecting hole 109; Described jacking positioner 12, to be coordinated with the jacking positioner installing hole 24 in the rack platen 20 of frame 1 by the jacking connecting hole 109 on jacking bottom plate 108 and installs, be fixed on the bottom of rack platen 20; Jacking bottom plate 108 is symmetrically arranged with two jacking slide rails 111, jacking slide rail 111 coordinates with jacking slide block 110 and is slidably connected, jacking slide block 110 is installed with jacking slide block yoke plate 114, jacking slide block yoke plate 114 is vertical with upper raising plate 115 to be fixedly connected, and upper raising plate 115 is provided with position block 116; Jacking screw rod 118 is arranged on the central authorities of jacking bottom plate 108 by jacking screw rod fixed head 112, and jacking screw rod 118 is provided with jacking nut 117, and jacking nut 117 and jacking slide block yoke plate 114 are fixedly connected; When jacking screw rod 118 rotates under driving at jacking motor 119, jacking shaft coupling 113, be arranged on the jacking nut 117 on jacking screw rod 118 and joining jacking slide block yoke plate 114 and upper raising plate 115, position block 116 also and then pump with it, position block 116 can move up and down in the transverse groove of the bar-shaped trough 23 of rack platen 20, can block and locate section of ladder 14, reaching the object of jacking location.
As shown in figure 16, electric control system 10 adopts PLC control system, and control system connects with each several part power drive electricity; Comprise welding system, terraced chain charging, roll-in conveying, welding displacement, advance location, jacking location to control by PLC, control program and operation principle are known technology, and therefore not to repeat here.
Shown by Fig. 2, Fig. 3 is ladder-type cable bridge workpiece schematic diagram, and ladder-type cable bridge is by terraced limit 13, and section of ladder 14 is welded, and by its welding procedure characteristic, there are 6 spot welds at each section of ladder place: 4 transverse joint solder joints, 15,2 perps solder joints 16.
During concrete enforcement, welded piece section of ladder 14 is emitted on the positioning strip 31 of terraced chain feeding mechanism 3 of the charging side shown in Fig. 1, terraced chain sprocket wheel 28, terraced chain chain 29 is driven section of ladder 14 to be delivered to one by one tooth pushing 106 place of the propelling positioner 11 of rack platen 20 by terraced chain motor 35 by terraced chain driving shaft 32, sensor localization, and by the workpiece welding position advancing positioner 11 to shift rack platen 20 onto, two terraced limits 13 are put between the outer roller 44 of roll-in conveying mechanism 4, roller 45 respectively from charging side, by roll-in conveying mechanism 4, terraced limit 13 are fed forward to the workpiece welding position of rack platen 20, and block location by the position block 116 of jacking positioner 12, locating information is fed back, control system starts positioner structure 7, lifting motor 57 on positioner structure 7 welds clamping devices 8 to moving down into workpiece welding position by lift-bolt 59 four rifles that welding gun is housed, traversing motor 65 can the symmetrical right position regulating welding gun by traversing reverse-flighted screw 68, after sensor feedback puts in place, control system starts welding system, the source of welding current 5, wire-feed motor 6, welding gun under instruction control, complete and weld while 4, ladder-type cable bridge section of ladder place transverse joint solder joint, after being soldered, positioner structure 7 upwards mentions reset by instruction welding gun, control system starts propelling positioner 11 and roll-in conveying mechanism 4 transfers a section of ladder distance to discharging side terraced limit 13 section of ladder 14 simultaneously, after information feed back puts in place, control system starts positioner structure 7 and repeats to move down the welding carrying out 4 the transverse joint solder joints in second section of ladder place, the welding to 4 the transverse joint solder joints in second section of ladder place while, it is servo-actuated that control system starts two rifle welding clamping devices 9, gear motor 83 on two rifle welding clamping devices 9 is by motor connecting axle 85, stringer gear 86 engages with stringer tooth bar 87, the welding gun be connected on stringer tooth bar 87 is made to do straight line welding mobile, complete and weld while 2, first section of ladder place perps solder joint, after 4, second section of ladder place transverse joint solder joint and first 2, section of ladder place perps solder joint are soldered, positioner structure upwards mentions reset by instruction welding gun again, control system restarts propelling positioner and roll-in conveying mechanism transfers a section of ladder distance terraced limit 13 section of ladder 14 simultaneously again to discharging side, control system restarts welding system, alternately one by one each spot welds is soldered in proper order, after being soldered, finished work-piece is sent by discharging side.
The described source of welding current is the consumable electrode multifunctional gas protection welding machine of market purchasing; also have wire-feed motor, welding gun; known mode is adopted to be installed on welding main frame; during welding; electric arc is produced, welding wire automatic feed, its concrete structure matching relationship and operation principle between welding wire and weldment; belong to known technology, therefore not to repeat here.Electric control system adopts PLC control system, and control program and operation principle are known technology, and control system connects with each several part power drive electricity.

Claims (8)

1. a ladder-type cable bridge automatic welding machine, primarily of frame (1), welding main frame (2), terraced chain feeding mechanism (3), roll-in conveying mechanism (4), the source of welding current (5), wire-feed motor (6), positioner structure (7), four rifles welding clamping device (8), two rifles welding clamping device (9), advances positioner (11), jacking positioner (12) and electric control system (10) composition; It is characterized in that: described welding main frame (2) point four rifle welding main frames and two rifles welding main frame two parts, be all fixedly connected on the top of frame (1); Ladder chain feeding mechanism (3) is arranged on the anterior position of frame (1); Roll-in conveying mechanism (4) also divides two parts, is arranged on four rifle welding main frames of welding main frame (2) and the bottom of two rifles welding host machine part respectively; Positioner structure (7) is fixedly mounted on the side of four rifle welding main frames of welding main frame (2) perpendicular to frame (1); Four rifles welding clamping device (8) are connected to the lower end of positioner structure (7); Two rifles welding clamping device (9) are fixedly mounted on the bottom of two rifle welding main frames of welding main frame (2); Positioner (11) is advanced to be fixedly mounted in the rack platen (20) at frame (1) middle part, near the below of four rifle welding host machine part of welding main frame (2); Jacking positioner (12) is also fixedly mounted in the rack platen (20) at frame (1) middle part, near the below of two rifle welding host machine part of welding main frame (2); The source of welding current (5) and wire-feed motor supporting with it (6) and welding gun have six covers respectively, wherein four are set in four rifle welding host machine part of welding main frame (2), and another two are set in two rifle welding host machine part of welding main frame (2); Electric control system (10) is provided with in the side of two rifle welding main frames; Welding main frame (2) has a main frame skeleton (26), described main frame skeleton (26) is combined into by section bar, the lower end of main frame skeleton (26) is provided with main frame skeleton connecting plate (25), and welding main frame (2) is fixed in frame (1).
2. automatic welding machine according to claim 1, it is characterized in that: described frame (1) is combined into by section bar, be provided with terraced chain charging connecting rod (17), round roller seat (18), round roller (19), rack platen (20) above; Frame (1) frame is provided with welding main frame installing hole (21), rack platen (20) is provided with and advances positioner installing hole (22) and jacking positioner installing hole (24); Round roller seat (18) is fixedly mounted on the side frame of frame (1), and round roller (19) rotary type is arranged on round roller seat (18); Rack platen (20) is fixedly mounted on the medium position of frame (1), advances positioner (11) and jacking positioner (12) to be fixed in frame (1) by advancing positioner installing hole (22) and jacking positioner installing hole (24); Advance the tooth pushing (106) of positioner (11) to reciprocatingly slide by bar-shaped trough longitudinally, the position block (116) of jacking positioner (12) can move up and down by bar-shaped trough transversely.
3. automatic welding machine according to claim 2, is characterized in that: terraced chain feeding mechanism (3) is made up of terraced chain fixed head (27), terraced chain sprocket wheel (28), terraced chain chain (29), chain lath (30), positioning strip (31), terraced chain driving shaft (32), terraced chain coupling (33), terraced chain driven shaft (34), terraced chain motor (35); Described terraced chain fixed head (27) has two, is fixedly connected on the terraced chain charging connecting rod (17) of frame (1) respectively; Transmission ladder chain chain (29) of the band edge wing is located between two terraced chain fixed heads (27); Terraced chain chain (29) is provided with chain lath (30), chain lath (30) is provided with positioning strip (31), positioning strip (31) upper arrangement place work piece section of ladder (14).
4. automatic welding machine according to claim 3, it is characterized in that: roll-in conveying mechanism (4) has a roll-in base plate (36), described roll-in base plate (36) is symmetrically arranged with two roll-in slide rails (37), two roll-in slide rails (37) are symmetrically arranged with two roller fixed heads (39), roller fixed head (39) is all symmetrically arranged with outer roller (44) and interior roller (45); Roll adjustment reverse-flighted screw (48) is arranged on the central authorities of roll-in base plate (36) by adjusting screw fixed head (54), roll adjustment reverse-flighted screw (48) is provided with two adjusting screw nuts (49), two adjusting screw nuts (49) respectively symmetry are fixed on two roller fixed heads (39), and the screw thread at the upper two ends of roll adjustment reverse-flighted screw (48) is two-way; Wherein, roll-in slide rail (37) coordinates with roll-in slide block (38), roll-in slide block (38) is fixedly connected with roller fixed head (39), roller fixed head (39) is fixedly connected with roll-in connecting plate for electric motor (41), roll-in motor (40) is arranged on roll-in connecting plate for electric motor (41), and roll-in motor (40) axle is provided with roll-in sprocket wheel (42); Be provided with gear (51) on the top of outer roller (44), bottom is provided with roll-in sprocket wheel (42); The top of interior roller (45) is also provided with gear (51) and forms engaged transmission with the gear (51) on outer roller (44) top, and roll-in chain (43) coordinates with the roll-in sprocket wheel (42) on each outer roller (44) circlewise.
5. automatic welding machine according to claim 4, is characterized in that: positioner structure (7) has a lifting base plate (55); Described lifting base plate (55) is fixedly connected on the side of four rifles welding main frame skeleton (26); Lifting base plate (55) is symmetrical arranged two vertical lifting slide rails (61), at the upper traversing base plate of horizontally set (63) of lifting slide rail (61), traversing base plate (63) is symmetrical arranged two horizontal cross sliding rails (69), cross sliding rail (69) is symmetrical arranged two and movably conjugates connecting plate (71); Displacement lower plate (72) is located at the bottom of displacement connecting plate (71), and displacement lower plate (72) is welded clamping device (8) with four rifles and is connected; Lift-bolt (59) is vertically arranged on by promoting fixed head (56) central authorities promoting base plate (55), lift-bolt (59) is provided with hoisting nut part (60), and hoisting nut part (60) is fixedly connected with traversing base plate (63); Traversing reverse-flighted screw (68) is laterally arranged on the central authorities of traversing base plate (63) by traversing screw rod fixed head (64), the screw thread on the upper both sides of traversing reverse-flighted screw (68) is two-way, be provided with the traversing nut (67) that two screw threads are contrary, traversing nut (67) is fixedly connected with displacement connecting plate (71).
6. automatic welding machine according to claim 5, is characterized in that: the cross slipway mechanism that four described rifles welding clamping device (8) are made up of slide unit base plate (73), slide unit slide rail (74), slide unit slide block (75), adjustment fixture (76), adjusting screw(rod) (77), right-angle connector (78), adjustable connecting plate (79), base plate connector (80), welding gun clip gripping member (81); Slide unit base plate (73) is installed in the side of base plate connector (80), slide unit base plate (73) is arranged slide unit slide rail (74); The upper setting of slide unit slide rail (74) can slide up and down slide unit slide block (75); The fixed installation of slide unit base plate (73) top regulates fixture (76), spiral being arranged on of adjusting screw(rod) (77) regulates in fixture (76), and adjusting screw(rod) (77) bottom pivoting is connected on slide unit slide block (75); Right-angle connector (78) is also positioned on base plate connector (80), right-angle connector (78) is upper connects adjustable connecting plate (79), adjustable connecting plate (79) is equipped with welding gun clip gripping member (81), for clamping welding gun (82); Four rifles welding clamping device (8) are fixedly mounted on above the displacement lower plate (72) of positioner structure (7);
Two described rifles welding clamping device (9) are fixedly mounted on the roller fixed head (39) of roll-in conveying mechanism (4) by motor fixing plate (84), motor connecting axle (85) through the axis hole (52) on roller fixed head (39) in being horizontally disposed with, slide block fixture (88) and roller fixed head (39) are fixedly connected, and two rifles welding clamping device (9) are moved together with the roller fixed head (39) of roll-in conveying mechanism (4); Wherein, gear motor (83) is connected in a word with motor connecting axle (85) by motor fixing plate (84); Stringer gear (86), stringer tooth bar (87) is provided with at the other end of motor connecting axle (85); One end of stringer tooth bar (87) is connected with the top of sliding rail fixing piece (90), the bottom of sliding rail fixing piece (90) is connected with stringer slide rail (89), and stringer slide rail (89) is connected with right-angle connector (91), adjustable connecting components (92) and welding gun clip gripping member (81) again successively.
7. automatic welding machine according to claim 6, it is characterized in that: described propelling positioner (11) to be coordinated with the rack platen (20) of frame (1) by side connecting plate (95) installs, and is fixed on the bottom of rack platen (20); Propelling base plate (93) is symmetrical arranged two propelling slide rails (94), advance slide rail (94) to coordinate with propelling slide block (96) to be slidably connected, advance slide block yoke plate (97) in the upper fixed installation of propelling slide block (96), advance slide block yoke plate (97) with propelling upper connector (103), advance upper connective plate (104) to be fixedly connected with; Propelling upper connective plate (104) is provided with push rod (105), push rod (105) has been actively coupled tooth pushing (106); Augering screw (99) is arranged on by advancing fixed head (102) central authorities advancing base plate (93), augering screw (99) is provided with pushnut (98), pushnut (98) is fixedly connected with propelling slide block yoke plate (97), advances base plate (93) to be fixedly connected with side connecting plate (95) is vertical.
8. automatic welding machine according to claim 7, it is characterized in that: described jacking positioner (12) to be coordinated with the rack platen (20) of frame (1) by the jacking connecting hole (109) on jacking bottom plate (108) installs, and is fixed on the bottom of rack platen (20); Jacking bottom plate (108) is symmetrical arranged two jacking slide rails (111), and jacking slide rail (111) coordinates with jacking slide block (110) and is slidably connected; At jacking slide block (110) upper fixed installation jacking slide block yoke plate (114), jacking slide block yoke plate (114) is fixedly connected with upper raising plate (115) is vertical; Upper raising plate (115) is provided with position block (116); Jacking screw rod (118) is arranged on the central authorities of jacking bottom plate (108) by jacking screw rod fixed head (112); Jacking screw rod (118) is provided with jacking nut (117), and jacking nut (117) is fixedly connected with jacking slide block yoke plate (114).
CN201410005044.3A 2014-01-07 2014-01-07 Ladder-type cable bridge automatic welding machine Active CN103921023B (en)

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KR101557641B1 (en) * 2015-01-09 2015-10-06 (주)마스타에프에이 Apparatus for Welding Ladder type Member
CN105870852B (en) * 2016-06-01 2018-10-26 加美中(北京)科技有限公司 A kind of trapezoidal bridge frame and preparation method thereof

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