CN103921023A - Automatic welding machine for ladder type cable bridges - Google Patents

Automatic welding machine for ladder type cable bridges Download PDF

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Publication number
CN103921023A
CN103921023A CN201410005044.3A CN201410005044A CN103921023A CN 103921023 A CN103921023 A CN 103921023A CN 201410005044 A CN201410005044 A CN 201410005044A CN 103921023 A CN103921023 A CN 103921023A
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China
Prior art keywords
welding
plate
jacking
frame
roll
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CN201410005044.3A
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CN103921023B (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

An automatic welding machine for a ladder type cable bridges comprises a frame, a welding main engine, a ladder chain feeding mechanism, a rolling conveying mechanism, a welding position changing mechanism, a four-gun welding clamping device, a two-gun welding clamping device, a propelling positioning device, a jacking positioning device, a welding power supply, a wire feeder and an electrical control system. Welding width and height of the ladder type cable bridges can be adjusted according to requirements of the ladder type cable bridges of different specifications, six weld joints at each ladder section can be welded at the same time according to welding technological characteristics of the ladder type cable bridges, and automation in ladder-side feeding, ladder-section feeding, welding positioning, continuous welding and discharging after welding forming can be realized. Furthermore, the automatic welding machine has the advantages of manpower saving, quickness in welding, stable welding quality and the like, and production demands on large-scale ladder type cable bridge welding can be met.

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 constructions 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.The terraced limit that ladder-type cable bridge is generally 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, brought very big inconvenience to processing and fabricating and large-scale production, the production of current nearly all ladder-type cable bridge is manually and is welded, the effort of taking a lot of work, inefficiency, and be difficult to guarantee welding quality, continuous rising along with human cost, in the urgent need to a kind of automatical and efficient, the ladder-type cable bridge production equipment of reliable welding quality, and the equipment of producing for ladder-type cable bridge is at present on the low side, can not meet scale ladder-type cable bridge need of production.
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 and a kind ofly can realize automated production, can meet the professional production equipment for ladder-type cable bridge welding of plurality of specifications production needs simultaneously.
The object of the invention is to adopt such technical scheme to realize:
A ladder-type cable bridge automatic welding machine, is mainly comprised 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, propelling positioner, jacking positioner and electric control system etc.
The advantages such as the application discloses a kind of automatic welding device of ladder-type cable bridge, and this equipment has saving manpower, and speed of welding is fast, welding quality stable, can meet the need of production that scale ladder-type cable bridge welds.Can be according to ladder-type cable bridge products of different specifications needs, adjust width and the height of welding ladder-type cable bridge, 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 of automatically sending 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 devices, 9-two rifle welding clamping devices, 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-frame platen, 21-welding 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 holes, 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-displacement connecting plate, 72-displacement 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.
The specific embodiment
As shown in Figure 1, Figure 6, Figure 7, the present invention is mainly comprised 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 devices 8, two rifle welding clamping devices 9, propelling positioner 11, jacking positioner 12 and electric control system 10.2 minutes four rifles of described welding main frame weld main frames and two rifles welding main frame two parts, are 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 respectively the bottom of four rifle welding main frames and the two rifles welding main frame of welding main frame 2.Positioner structure 7 perpendicular to frame 1, be fixedly mounted on the side of four rifles 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.Advance positioner 11 to be fixedly mounted on 20 times belows near four rifle welding main frames of welding main frame 2 of frame platen at frame 1 middle part; Jacking positioner 12 is also fixedly mounted on 20 times belows near two rifle welding host machine part of welding main frame 2 of frame platen at frame 1 middle part.The source of welding current 5 and wire-feed motor 6 have respectively six covers, and wherein four four rifles that are set on welding main frame 2 weld in host machine part, and another two two rifles that are set on welding main frame 2 weld in host machine part; Side at two rifle welding main frames is provided with electric control system 10.
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, frame platen 20 etc. above, on frame 1 frame, be provided with welding main frame installing hole 21, on frame platen 20, be provided with and advance positioner installing hole 22 and jacking positioner installing hole 24 and bar-shaped trough 23, ladder chain charging connecting rod 17 can be for terraced chain feeding mechanism is installed, 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, can meet the transmission in the above of terraced limit 13, frame platen 20 is fixedly mounted on the medium position of frame 1, and by advancing positioner installing hole 22 that 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 to advance the tooth pushing 106 of positioner 11 to 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 comprised 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 connection with the welding main frame installing hole 21 in frame 1, welding main frame can be fixed in frame 1; 2 minutes four rifles of welding main frame weld main frames 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, on four rifles welding main frames, be provided with four cover sources of welding current 5 and supporting wire-feed motor 6 and welding gun with it, on two rifles welding main frames, be provided with two cover sources of welding current 5 and supporting wire-feed motor 6 and welding gun with it; As shown in Figure 6, side at four rifle welding main frames is provided with positioner structure 7, four rifle welding clamping devices 8 are installed in the bottom of positioner structure 7, welding when can meet 4 the transverse joint solder joints in ladder-type cable bridge section of ladder place, bottom at four rifle welding main frames is provided with roll-in conveying mechanism 4, and the roll-in that can meet workpiece ladder limit 13 is carried; As shown in Figure 7, side at two rifle welding main frames is provided with electric control system 10, bottom at two rifle welding main frames is also provided with roll-in conveying mechanism 4, two rifle welding clamping devices 9 can be arranged on roll-in conveying mechanism 4 by two rifle welder installing holes 50, welding when can meet 2 the perps solder joints in ladder-type cable bridge section of ladder place.
As shown in Figure 8, ladder chain feeding mechanism 3 is comprised 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, between two terraced chain fixed heads 27, be provided with the transmission ladder chain chain 29 of the band edge wing, on terraced chain chain 29, chain lath 30 is installed, on chain lath 30, be provided with positioning strip 31, on 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, terraced chain chain 29 to rotate by terraced chain driving shaft 32, the workpiece section of ladder 14 being placed on positioning strip 31 can rotate with terraced chain chain 29, realizes the object of successively workpiece section of ladder 14 being sent to forward.
As shown in Figure 9, Figure 10, roll-in conveying mechanism 4 is comprised 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 holes 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, on roll-in base plate 36, be symmetrically arranged with two roll-in slide rails 37, on two roll-in slide rails 37, be symmetrically arranged with two roller fixed heads 39, on roller fixed head 39, be 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, on roll adjustment reverse-flighted screw 48, be provided with two adjusting screw nuts 49 that screw thread is 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 drives lower rotation, 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, under 38 effects of roll-in slide block, can realize and moving left and right, and displacement equates, opposite direction, meet ladder-type cable bridge and adjust the needs of roll-in width, wherein, roll-in slide rail 37 coordinates with roll-in slide block 38, and roll-in slide block 38 is fixedly connected with roller fixed head 39, and 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 axles are 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 tops, outer roller 44, interior roller 45 is arranged in a straight line on roller fixed head 39 in pairs, roll-in chain 43 coordinates interlock with the roll-in sprocket wheel 42 on each outer roller 44 circlewise, when roll-in motor 40 rotates, by roll-in sprocket wheel 42, roll-in chain 43 rotates each outer roller 44, due to outer roller 44, gear 51 is all equipped with on interior roller 45 tops, and form engaged transmission relation, when so outer roller 44 rotates, interior roller 45 also and then rotates, and opposite direction, thereby reaching roll-in clamps terraced limit 13 and moves the object of transmission.
As shown in figure 11, positioner structure 7 forms by promoting base plate 55, lifting fixed head 56, lifting motor 57, lifting shaft coupling 58, lift-bolt 59, hoisting nut part 60, lifting slide rail 61, lifting 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., described lifting base plate 55 is fixedly connected on the side of four rifle welding main frame skeletons 26, on lifting base plate 55, be symmetrically arranged with two vertical lifting slide rails 61, on lifting slide rail 61, be horizontally arranged with traversing base plate 63, on traversing base plate 63, be symmetrically arranged with two horizontal cross sliding rails 69, on cross sliding rail 69, be 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 be connected with four rifle welding clamping devices 8, lift-bolt 59 is vertically arranged on by promoting fixed head 56 central authorities that promote 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 is when lifting motor 57, lifting shaft coupling 58 rotate under driving, the traversing base plate 63 that is located at the hoisting nut part 60 on lift-bolt 59 and is fixedly connected is with it promoting slide rail 61, promotes under slide block 62 effects and can realize and 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 two traversing nuts 67 that screw thread is contrary, traversing nut 67 is fixedly connected with displacement connecting plate 71, because the thread pitch at two ends on traversing reverse-flighted screw 68 is equal, screw thread is contrary, when traversing reverse-flighted screw 68 is at traversing motor 65, when traversing shaft coupling 66 drives lower rotation, be arranged on two traversing nuts 67 on traversing reverse-flighted screw 68 and be attached thereto two displacement connecting plates 71 connecing at cross sliding rail 69, under traversing slide block 70 effects, can realize and moving left and right, and displacement equates, opposite direction, meet the adjustment of ladder-type cable bridge weld width,
As shown in figure 12, the cross slipway mechanism that four rifle welding clamping devices 8 are comprised of slide unit base plate 73, slide unit slide rail 74, slide unit slide block 75, adjusting 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, and slide unit slide rail 74 is set on slide unit base plate 73; The slide unit slide block 75 that can slide up and down is set on slide unit slide rail 74; The 73 top fixed installations of slide unit base plate regulate fixture 76, and spiral being arranged on of adjusting screw(rod) 77 regulates in fixture 76, and adjusting screw(rod) 77 bottom pivotings are connected on slide unit slide block 75.On base plate connector 80, be also equipped with right-angle connector 78, on right-angle connector 78, connect adjustable connecting plate 79, on adjustable connecting plate 79, be equipped with welding gun clip gripping member 81, for clamping welding gun 82, and the clamping angle of conveniently adjusted welding gun, when welding, can carry out manual fine-tuning contraposition.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 be in multi-direction adjusting.
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, adjustable connecting components 92 compositions such as grade, two rifles welding clamping devices 9 are fixedly mounted on by motor fixing plate 84 on the two rifle welder installing holes 50 of roller fixed head 39 of roll-in conveying mechanism 4, motor connecting axle 85 is and is horizontally disposed with through the axis hole 52 on roller fixed head 39, slide block fixture 88 is fixedly connected with roller fixed head 39, two rifles welding clamping devices 9 can be moved with 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 a couplet by motor fixing plate 84 and motor connecting axle 85 and connects, the other end at motor connecting axle 85 is provided with stringer gear 86, 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 makes stringer gear 86 move with stringer tooth bar 87 gear motions generation linear reciprocation by motor connecting axle 85, be connected to the sliding rail fixing piece 90 on stringer tooth bar 87, welding gun 82 grades also follow linear reciprocation to move, welding when meeting 2 the perps solder joints in ladder-type cable bridge section of ladder place.
As shown in figure 14, advance positioner 11 by advancing 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, side connecting hole 107 compositions such as grade, described propelling positioner 11, by the propelling positioner installing hole 22 on the frame platen 20 of the side connecting hole 107 on side connecting plate 95 and frame 1, coordinate installation, be fixed on the bottom of frame platen 20, on propelling base plate 93, be symmetrically arranged with two propelling slide rails 94, advance slide rail 94 to coordinate and be slidably connected with propelling slide block 96, on propelling slide block 96, be installed with and advance slide block yoke plate 97, advance slide block yoke plate 97 to be fixedly connected with advancing upper connector 103, propelling upper connective plate 104, on propelling upper connective plate 104, be provided with push rod 105, on push rod 105, be actively coupled tooth pushing 106, augering screw 99 is by advancing fixed head 102 to be arranged on the central authorities that advance 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 base plate 93 to be fixedly connected with side connecting plate 95 is vertical, when augering screw 99 is when propulsion electric machine 100, propelling shaft coupling 101 rotate under driving, be arranged on 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 frame platen 20, workpiece section of ladder 14 can be advanced to certain distance, reach the object that advances location.
As shown in figure 15, jacking positioner 12 is comprised 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., has jacking connecting hole 109 on jacking bottom plate 108; Described jacking positioner 12, coordinates installation by the jacking positioner installing hole 24 on the frame platen 20 of the jacking connecting hole 109 on jacking bottom plate 108 and frame 1, is fixed on the bottom of frame platen 20; On jacking bottom plate 108, be symmetrically arranged with two jacking slide rails 111, jacking slide rail 111 coordinates and is slidably connected with jacking slide block 110, on jacking slide block 110, be installed with jacking slide block yoke plate 114, jacking slide block yoke plate 114 and vertical being fixedly connected of upper raising plate 115 are provided with position block 116 on upper raising plate 115; 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; When jacking screw rod 118 is when jacking motor 119, jacking shaft coupling 113 rotate under driving, be arranged on 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 frame platen 20, can block and locate section of ladder 14, reach 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.
What Fig. 2, Fig. 3 were shown 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: 15,2 perps solder joints 16 of 4 transverse joint solder joints.
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, by terraced chain motor 35, by terraced chain driving shaft 32, drive terraced chain sprocket wheel 28, terraced chain chain 29 section of ladder 14 to be delivered to one by one to tooth pushing 106 places of the propelling positioner 11 at frame platen 20 places, sensor localization, and by advancing positioner 11 to shift the workpiece welding position of frame platen 20 onto, two terraced limits 13 are put into respectively between the outer roller 44, roller 45 of roll-in conveying mechanism 4 from charging side, by roll-in conveying mechanism 4, terraced limit 13 are fed forward to the workpiece welding position of frame platen 20, and block location by the position block 116 of jacking positioner 12, locating information feedback, 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 position, left and right that regulates 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 is under instruction is controlled, welding when completing 4 the transverse joint solder joints in ladder-type cable bridge section of ladder place, after being soldered, positioner structure 7 is upwards mentioned reset by instruction welding gun, control system starts propelling positioner 11 and roll-in conveying mechanism 4 is transferred a section of ladder distance terraced limit 13 section of ladders 14 simultaneously to discharging side, after information feedback puts in place, control system starts positioner structure 7 and repeats to move down the welding of carrying out 4 the transverse joint solder joints in second section of ladder place, in the welding to 4 the transverse joint solder joints in second section of ladder place simultaneously, 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 and 87 engagements of stringer tooth bar, the welding gun that makes to be connected on stringer tooth bar 87 is done straight line welding movement, welding when completing 2 the perps solder joints in first section of ladder place, after 4, second section of ladder place transverse joint solder joint and 2, first section of ladder place perps solder joint are soldered, positioner structure is upwards mentioned reset by instruction welding gun again, control system restarts propelling positioner and roll-in conveying mechanism is transferred a section of ladder distance terraced limit 13 section of ladders 14 simultaneously again to discharging side, control system is restarted 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; adopt known mode to be installed on welding main frame; during welding; between welding wire and weldment, produce electric arc, welding wire automatic feed, its concrete structure matching relationship and operation principle; 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 (10)

1. a ladder-type cable bridge automatic welding machine, is characterized in that: mainly 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 devices (8), two rifle welding clamping devices (9), propelling positioner (11), jacking positioner (12) and electric control system (10) etc., consist of.
2. automatic welding machine according to claim 1, it is characterized in that: described welding main frame (2) minute four rifle welding main frames and two rifles welding main frame two parts, be fixedly connected in the top of frame (1), terraced 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 respectively four rifle welding main frames of welding main frame (2) and the bottom of two welding host machine part; 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 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); The frame platen (20) that propelling positioner (11) is fixedly mounted in the middle part of frame (1) is upper, welds the below of host machine part near four rifles of welding main frame (2); The frame platen (20) that jacking positioner (12) is also fixedly mounted in the middle part of frame (1) is upper, welds the below of host machine part near two rifles of welding main frame (2); The source of welding current (5) and wire-feed motor (6) have respectively six covers, and wherein four four rifles that are set on welding main frame (2) weld in host machine part, and another two two rifles that are set on welding main frame (2) weld in host machine part; Side at two rifle welding main frames is provided with electric control system (10).
3. automatic welding machine according to claim 1 and 2, 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), frame platen (20) above; On frame frame, be provided with crossing in length and breadth bar-shaped trough (23); 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); Frame platen (20) is fixedly mounted on the medium position of frame (1), and propelling positioner (11) and jacking positioner (12) are fixedly mounted in frame (1); The tooth pushing (106) of propelling positioner (11) can be along reciprocatingly sliding in the cannelure of bar-shaped trough (23), and the position block (116) of jacking positioner (12) can be along moving up and down in the transverse groove of bar-shaped trough (23).
4. automatic welding machine according to claim 1 and 2, it is characterized in that: 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); On described four rifles welding main frames, be provided with four cover sources of welding current (5) and supporting wire-feed motor (6) and welding gun with it; On described two rifles welding main frames, be provided with two cover sources of welding current (5) and supporting wire-feed motor (6) and welding gun with it; Side at four rifle welding main frames is provided with positioner structure (7), and four rifle welding clamping devices (8) are installed in the bottom of positioner structure (7), in the bottom of four rifle welding main frames, roll-in conveying mechanism (4) is installed; Bottom at two rifle welding main frames is also provided with roll-in conveying mechanism (4).
5. according to the automatic welding machine described in claim 1,2 or 3, it is characterized in that: terraced chain feeding mechanism (3) is comprised 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, is 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 located between two terraced chain fixed heads (27); Chain lath (30) is installed on terraced chain chain (29), on chain lath (30), is provided with positioning strip (31), the upper place work piece section of ladder (14) of arranging of positioning strip (31).
6. automatic welding machine according to claim 1 and 2, it is characterized in that: roll-in conveying mechanism (4) has a roll-in base plate (36), on described roll-in base plate (36), be symmetrically arranged with two roll-in slide rails (37), on two roll-in slide rails (37), be symmetrically arranged with two roller fixed heads (39), on roller fixed head (39), be 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), on roll adjustment reverse-flighted screw (48), be provided with two adjusting screw nuts (49), two adjusting screw nuts (49) respectively symmetry are fixed on two roller fixed heads (39) above, 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), it is upper that 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); On the top of outer roller (44), be provided with gear (51), 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.
7. according to the automatic welding machine described in claim 1,2 or 3, it 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 rifle welding main frame skeletons (26); On lifting base plate (55), be symmetrical arranged two vertical lifting slide rails (61), promoting the upper traversing base plate of horizontally set (63) of slide rail (61), on traversing base plate (63), be symmetrical arranged two horizontal cross sliding rails (69), on cross sliding rail (69), be symmetrical arranged two movably displacement connecting plates (71); Displacement lower plate (72) is located at the bottom of displacement connecting plate (71), and displacement lower plate (72) is connected with four rifle welding clamping devices (8); Lift-bolt (59) is vertically arranged on by promoting fixed head (56) central authorities that promote 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), traversing reverse-flighted screw (68) is provided with two traversing nuts (67) that screw thread is contrary, and traversing nut (67) is fixedly connected with displacement connecting plate (71).
8. automatic welding machine according to claim 1 and 2, is characterized in that: the cross slipway mechanism that four described rifle welding clamping devices (8) are comprised of slide unit base plate (73), slide unit slide rail (74), slide unit slide block (75), adjusting 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), and slide unit slide rail (74) is set on slide unit base plate (73); The upper slide unit slide block (75) that can slide up and down that arranges of slide unit slide rail (74); The fixed installation of slide unit base plate (73) top regulates fixture (76), and spiral being arranged on of adjusting screw(rod) (77) regulates fixture (in 76), and adjusting screw(rod) (77) bottom pivoting is connected on slide unit slide block (75); It is upper that right-angle connector (78) is also positioned on base plate connector (80), and the upper adjustable connecting plate (79) that connects of right-angle connector (78), is equipped with welding gun clip gripping member (81), for clamping welding gun (82) on adjustable connecting plate (79); The displacement lower plate (72) that four rifles welding clamping devices (8) are fixedly mounted on positioner structure (7) above;
Device (9) is held by gear motor (83) in two described rifle welding centres, 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), the compositions such as adjustable connecting components (92), two rifle welding clamping devices (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) is and is horizontally disposed with through roller fixed head (39), slide block fixture (88) is fixedly connected with roller fixed head (39), make to move together with the roller fixed head (39) of two rifles welding clamping devices (9) and roll-in conveying mechanism (4), wherein, gear motor (83) is a couplet by motor fixing plate (84) and motor connecting axle (85) and connects, the other end at motor connecting axle (85) is provided with stringer gear (86), 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), and stringer slide rail (89) is connected with right-angle connector (91), adjustable connecting components (92) and welding gun clip gripping member (81) again.
9. automatic welding machine according to claim 1 and 2, it is characterized in that: advance positioner (11) by advancing 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), the compositions such as tooth pushing (106), described propelling positioner (11) coordinates installation by side connecting plate (95) with the frame platen (20) of frame (1), be fixed on the bottom of frame platen (20), on propelling base plate (93), be symmetrical arranged two propelling slide rails (94), advance slide rail (94) to coordinate and be slidably connected with propelling slide block (96), advancing upper fixed installation of slide block (96) to advance slide block yoke plate (97), advance slide block yoke plate (97) to be fixedly connected with advancing upper connector (103), propelling upper connective plate (104), on propelling upper connective plate (104), be provided with push rod (105), on push rod (105), be actively coupled tooth pushing (106), augering screw (99) is by advancing fixed head (102) to be arranged on the central authorities that advance base plate (93), augering screw (99) is provided with pushnut (98), pushnut (98) is fixedly connected with advancing slide block yoke plate (97), advances base plate (93) and vertical being fixedly connected of side connecting plate (95).
10. automatic welding machine according to claim 1 and 2, is characterized in that: jacking positioner (12) is comprised 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); Described jacking positioner (12) coordinates installation by jacking bottom plate (108) with the frame platen (20) of frame (1), is fixed on the bottom of frame platen (20); On jacking bottom plate (108), be symmetrical arranged two jacking slide rails (111), jacking slide rail (111) coordinates and is slidably connected with jacking slide block (110); At the upper fixed installation of jacking slide block (110) jacking slide block yoke plate (114), jacking slide block yoke plate (114) and vertical being fixedly connected of upper raising plate (115); On upper raising plate (115), be 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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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101557641B1 (en) * 2015-01-09 2015-10-06 (주)마스타에프에이 Apparatus for Welding Ladder type Member
CN105870852A (en) * 2016-06-01 2016-08-17 北京加美中工贸有限公司 Trapezoid bridge frame and manufacturing method thereof

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US5688412A (en) * 1995-01-25 1997-11-18 Trion Industries, Inc. Apparatus for manufacture of rack and shelving system
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101557641B1 (en) * 2015-01-09 2015-10-06 (주)마스타에프에이 Apparatus for Welding Ladder type Member
CN105870852A (en) * 2016-06-01 2016-08-17 北京加美中工贸有限公司 Trapezoid bridge frame and manufacturing method thereof

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