CN102699514B - Automatic nut welding equipment for spiral pile production - Google Patents
Automatic nut welding equipment for spiral pile production Download PDFInfo
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- CN102699514B CN102699514B CN201210006535.0A CN201210006535A CN102699514B CN 102699514 B CN102699514 B CN 102699514B CN 201210006535 A CN201210006535 A CN 201210006535A CN 102699514 B CN102699514 B CN 102699514B
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Abstract
The invention discloses automatic nut welding equipment for spiral pile production. The automatic nut welding equipment comprises multiple high-frequency welding machines arranged side by side and nut conveying devices matched with the high-frequency welding machines, wherein a rack B is arranged on the material feeding side of the high-frequency welding machines, a plurality of material feeding manipulators, a plurality of welding manipulators, a material feeding device and a material discharging device are arranged on the rack B, the material feeding manipulators and the welding manipulators correspond to the high-frequency welding machines one to one, the welding manipulators are arranged on one side close to the high-frequency welding machines of the rack B, and the material feeding manipulators are arranged on the opposite side of the rack B. According to the technical scheme, the automatic welding and machining of through-hole nuts on a tubular pile body of a spiral pile can be achieved; and the multiple machines are used for feeding uniformly, and each machine adopts an independent material feeding manipulator for feeding independently, therefore, not only can the processing quality be guaranteed, but also the production efficiency is high, and the production is stable and reliable.
Description
Technical field
The invention belongs to building materials process equipment field, relate to a kind of automatic assembly line of spiral ground pile, relate in particular to the nut automatic welding device for above-mentioned automatic assembly line.
Background technology
The application of the central pile of engineering construction is very large, and it is widely used in many fields such as building construction, railway engineering, wind-power electricity generation and solar electrical energy generation.Pile is building load-bearing and firm key.Existing pile is underground in order to be embedded in, and general bottom is all taper, is provided with continuous flight above.A kind of spiral ground pile as shown in Figure 1, comprise tubulose pile body 103, pointed cone portion 106 is formed on tubulose pile body 103 bottoms, tubulose pile body 103 tops are provided with four through holes, wherein along same circle distribution, be provided with three through holes, these three through hole outside welded nuts 101, remain through hole 102 exhausts, and tubulose pile body 103 middle parts and bottom are welded with respectively one section of helical blade 104,105.The helical blade 105 of described tubulose pile body 103 bottoms is connected with pointed cone portion 106.A kind of spiral ground pile as shown in Figure 2, be different from the spiral ground pile shown in Fig. 1, its pointed cone portion 106 is rectangular pyramid, has 4 top-down cutting crest lines.As shown in Figure 3, Figure 4, the helical blade 104,105 of above-mentioned tubulose pile body 103 middle parts and bottom is opening bung flange shape.In the pointed cone portion 106 of above-mentioned tubulose pile body 103, have through hole 107.Above-mentioned spiral ground pile not only easy construction, anchoring strength is high, and can effectively reduce costs and save the amount of labour.
In prior art, above-mentioned spiral ground pile is all to adopt pure manual manufacture, has that the amount of labour is large, human cost is high, labour intensity is large, difficulty of processing is high, production efficiency is low, product quality uniformity is poor, quality is difficult to the problems such as assurance.For this reason, inventor has designed a kind of automatic assembly line of spiral ground pile, adopt automation equipment processing and manufacturing spiral ground pile, automaticity is high, labour intensity is low, demand manually less, converted products quality is well stable, production efficiency is high, can effectively reduce costs and save the amount of labour.The present invention relates to nut automatic welding device wherein.
Summary of the invention
In order to solve above-mentioned technical problem, the object of this invention is to provide a kind of nut automatic welding device of producing for spiral ground pile, realized the automatic welding processing of through hole nut on the tubulose pile body of spiral ground pile, adopt a plurality of boards to unify charging, each board adopts the independently independent feeding of feeding mechanical hand, not only guarantees that crudy but also production efficiency are high, reliable and stable.
To achieve the above object, the present invention has adopted following technical scheme:
The nut automatic welding device of producing for spiral ground pile, comprise many high-frequency welders and the supporting nut conveying device thereof that are arranged side by side, the feed side of many described high-frequency welders arranges a frame B, frame B is provided with a plurality of feeding mechanical hands, a plurality of welding manipulators, a feed arrangement and a drawing mechanism, described a plurality of feeding mechanical hands, a plurality of welding manipulators and described many high-frequency welders corresponding setting one by one, described a plurality of welding manipulator is located at frame B near a side of high-frequency welder, described a plurality of feeding mechanical hand is located at offside.
As preferably, described welding manipulator comprises base B, the upper slip of base B is provided with sliding seat B, sliding seat B by driven by servomotor along near or away from the direction of high-frequency welder, slide, on sliding seat B, be relatively set with two bond pads mechanisms, this welding mechanism comprises a fixed axis vertically arranging, on fixed axis, be arranged with a fixed block that can rotate around it, fixed block is locked on fixed axis by securing member A, on described fixed block, by grafting axle, be connected with a moving block that can rotate around this axle of pegging graft, the axis of grafting axle is vertical with the axis of fixed axis, grafting axle passes through securing member B by fixed block, moving block is relatively fixing, on described moving block, plug welding gun, welding gun is locked on moving block by securing member C.
As preferably, described feeding mechanical hand comprises base A, the upper horizontal slip of base A is connected with a sliding seat A, sliding seat A drives slip by driving mechanism, on sliding seat A, be provided with one and can insert the intraluminal tubular arm of tubing, tubular arm front end passes through bulb, three swelling pawls are put in the winding of ball bowl fit structure circumferential ring, three described swelling pawl front end central authorities are provided with a frustum, this frustum is located in the intraluminal pull bar of tubular arm by one and is connected with the pull bar cylinder that is fixed on tubular arm rear end, described three swelling pawls and described frustum cone match, three described swelling pawl outsides are arranged with the elastic ring of giving all the time them and closing up trend, described tubular arm is rotated and is arranged on sliding seat A above and drives rotation by the servomotor A being arranged on sliding seat A by bearing.
As preferably, the driving mechanism of described sliding seat A is feeding cylinder, and feeding cylinder one end is connected with sliding seat A, and the feeding cylinder other end is connected with base A, and described feeding cylinder is multiple-pass cylinder.
As preferably, the servomotor of the driving mechanism of described sliding seat for being connected with sliding seat by screw nut driving mechanism.
As preferably, described feed arrangement comprises the loading bay that can tilt to lay tubing, on loading bay, have a plurality of charging apertures, each charging aperture below arranges guide chute, a weigh feeder is set in guide chute, described weigh feeder comprises a dwang and be fixed on a plurality of feed turntables on dwang, and feed turntable circumference is provided with for locating the feeding recess of a tubing, and described dwang is rotated by driven by servomotor.
As preferably, described feed turntable is provided with a plurality of balance pipes that distribute for balanced weight.
As preferably, described guide chute lower part outlet below arranges a retainer device for discharging, this retainer device for discharging comprises a dwang and is fixed on a plurality of retainer rotating disks on dwang, retainer rotating disk circumference is provided with for locating the retainer recess of a tubing, and described dwang is rotated by driven by servomotor.
As preferably, described drawing mechanism comprises many carrier chain A, and carrier chain A is provided with a plurality of locating detent A, and many carrier chain A are by driven by servomotor synchronous transport.
As preferably, described nut conveying device is single track vibrating disk.
The present invention is owing to having adopted above technical scheme, realized the automatic welding processing of through hole nut on the tubulose pile body of spiral ground pile, adopt a plurality of boards to unify charging, each board adopts the independently independent feeding of feeding mechanical hand, not only guarantees that crudy but also production efficiency are high, reliable and stable.
Accompanying drawing explanation
Fig. 1 is the structural representation of the first spiral ground pile;
Fig. 2 is the structural representation of the second spiral ground pile;
Fig. 3 is the front view of helical blade;
Fig. 4 is the side view of helical blade;
Fig. 5 is the structural representation of spiral ground pile automatic assembly line;
Fig. 6 is the structural representation for automatic punching device;
Fig. 7 is the structural representation for feed arrangement;
Fig. 8 is to be charging, discharging schematic diagram;
Fig. 9 is the structural representation of feeding mechanical hand;
Figure 10 is the partial sectional view of feeding mechanical hand;
Figure 11 is the structural representation of tubular arm fore-end;
Figure 12 is the structural representation of nut automatic welding device;
Figure 13 is the side view of Figure 12;
Figure 14 is the structural representation of welding manipulator;
Figure 15 is the structural representation of fixed block;
Figure 16 is the stereogram of pointed cone portion shaping equipment in embodiment 1;
Figure 17 is the structural representation of pointed cone portion shaping equipment in embodiment 1;
Figure 18 is the side view of Figure 17;
Figure 19 is the structural representation of automatic drilling equipment;
Figure 20 is the side view of Figure 19;
Figure 21 is the structural representation of automatic film threading welding equipment;
Figure 22 is the structural representation that helical blade is worn chip bonding machine tool hand;
Figure 23 is the structural representation of conveying device;
Figure 24 is the stereogram of pointed cone portion shaping equipment in embodiment 2;
Figure 25 is the structural representation of pointed cone portion shaping equipment in embodiment 2.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is made a detailed explanation.
Embodiment 1:
A kind of spiral ground pile automatic assembly line as shown in Figure 5, comprise by a plurality of conveying devices 800 and be connected in series successively pipe cutting equipment 200, automatic punching device 300, nut automatic welding device 400, pointed cone portion shaping equipment 500, automatic drilling equipment 600, the automatic film threading welding equipment 700 that forms production line, described conveying device 800, pipe cutting equipment 200, automatic punching device 300, nut automatic welding device 400, pointed cone portion shaping equipment 500, automatic drilling equipment 600 and automatic film threading welding equipment 700 are controlled by control device is unified.
Described pipe cutting equipment 200 is prior art, and for example adopting publication number is the disclosed full-automatic pipe cutting machine of CN201320636Y.Described pipe cutting equipment 200 cuts into long tube material to need the short tube of length material.
Described automatic punching device 300, as shown in Figure 6, comprise eight puncturing machines 301 that are arranged side by side, the feed side of eight described puncturing machines 301 arranges a frame A303, frame A303 is provided with eight feeding mechanical hand A304, a feed arrangement A302 and a drawing mechanism A305, described eight feeding mechanical hand A304 and described eight puncturing machines 301 corresponding setting one by one.
As Fig. 9, shown in Figure 10, described feeding mechanical hand A304 comprises the base A3042 being fixed on frame A303, the upper horizontal slip of base A3042 is connected with a sliding seat A3043, sliding seat A3043 by driving mechanism drive slide and its glide direction consistent with the advance and retreat material direction of puncturing machine 301, on sliding seat A3043, be provided with one and can insert the intraluminal tubular arm 3045 of tubing, as shown in figure 11, tubular arm 3045 front ends pass through bulb, three swelling pawls 3046 are put in the winding of ball bowl fit structure circumferential ring, described three swelling pawls, 3046 front end central authorities are provided with a frustum 3048, this frustum 3048 is located in the intraluminal pull bar 3049 of tubular arm 3045 by one and is connected with the pull bar cylinder 3044 that is fixed on tubular arm 3045 rear ends, described three swelling pawls 3046 and described frustum 3048 cone match, three described swelling pawl 3046 outsides are arranged with the elastic ring 3047 of giving all the time them and closing up trend, described tubular arm 3045 is rotated and is arranged on sliding seat A3043 above and drives rotation by the servomotor A3040 being arranged on sliding seat A3043 by bearing.
Preferably following two schemes of driving mechanism for sliding seat: one of scheme, be that the present embodiment adopts, the driving mechanism of described sliding seat A3043 is feeding cylinder 3041, feeding cylinder 3041 one end are connected with sliding seat A3043, feeding cylinder 3041 other ends are connected with base A3042, employing air cylinder driven is swift in motion, the feeding cylinder 3041 here can adopt one-stroke cylinder, but preferred double stroke cylinder or multiple-pass cylinder, fully to guarantee to hold even running and the positioning precision of material, feeding; Two of scheme, the driving mechanism of described sliding seat is servomotor, servomotor is connected with sliding seat by screw nut driving mechanism, adopts servomotor can realize multipoint positioning and lasting feeding, accurate positioning.
As Fig. 7, shown in Fig. 8, described feed arrangement A302 comprises that tilting rack is located at feeding mechanical hand A304 top and also can lays the loading bay 3021 of tubing, on loading bay 3021, have eight charging apertures 3022, each charging aperture 3022 below arranges guide chute 3027, described eight guide chutes 3027 and described eight feeding mechanical hand A304 are corresponding one by one arranges and extends to feeding mechanical hand A304 top, guide chute 3027 is interior arranges a weigh feeder, described weigh feeder comprises a dwang 3023 and is fixed on a plurality of feed turntables 3024 on dwang 3023, feed turntable 3024 circumference are provided with for locating the feeding recess 3025 of a tubing 103, described dwang 3023 is rotated by driven by servomotor.Adopt fish mouth type weigh feeder can guarantee that one one of tubing enters, and can not affect the conveying of the required tubing of station below on loading bay, avoided tubing to pile up and block at charging aperture 3022.Further, described feed turntable 3024 is provided with a plurality of balance pipes 3026 for the balanced weight distribution on feed turntable circumference.
As shown in Figure 8, described guide chute 3027 lower part outlets arrange a retainer device for discharging A, this retainer device for discharging A has and above-mentioned weigh feeder same structure, comprise a dwang 3054 and be fixed on a plurality of retainer rotating disks 3053 on dwang, retainer rotating disk 3053 circumference are provided with for locating the retainer recess of a tubing, and described dwang is rotated by driven by servomotor.Here, it is concordant with tubular arm 3045 axis of feeding mechanical hand A304 when the retainer recess of retainer rotating disk 3053 turns to top position, retainer recess not only can be realized tubing is added to the radially spacing of man-hour like this, and the drawing mechanism below it neatly can being delivered to when tubing machines.
Drawing mechanism can have various ways, a ramp is for example directly set below feeding mechanical hand, allowing the tubing that processes fall skids off automatically afterwards, but structure described in preferred the present embodiment, be that described drawing mechanism A305 comprises two carrier chain A3051 that are arranged on eight described feeding mechanical hand A304 belows, carrier chain A3051 is provided with a plurality of locating detent A3052, and two carrier chain A3051 are by driven by servomotor synchronous transport.So not only can avoid tubing damage, and tubing placement is neat, is convenient to subsequent handling and takes.
In order further to avoid tubing at discharging, the favorite outer rolling of discharging process, can baffler (frame) be set in the both sides of described retainer device for discharging A thereby the unloading range of restriction tubing, also the dwang of described retainer rotating disk 3053 can be arranged on to the below of carrier chain A3051 conveyor surface, thereby the fed distance that can shorten like this tubing avoids it arbitrarily to roll, guarantee to carry stability.But it should be noted that, retainer device for discharging A in the present embodiment must arrange, for example the conveyor surface of the carrier chain of drawing mechanism can be set directly to the below of guide chute, locating detent on carrier chain is spacing fallen tubing directly, feeding mechanical hand-held after tubing machines, directly by carrier chain, sent, just can require so a plurality of board synchronous processings, too high to the requirement of board synchronism, be unfavorable for enhancing productivity and board maintenance.
Automatic punching device 300 is adding man-hour, tubing 103 is carried and is placed on loading bay 3021 by a upper conveying device 800, as shown in Figure 8, a tubing 103 enters the feeding recess 3025 of feed turntable 3024 by charging aperture 3022, feed turntable 3024 rotates sends this tubing 103 into guide chute 3027, feed turntable 3024 stops that other tubing enter guide chute 3027 simultaneously, this tubing 103 enters the retainer recess of retainer rotating disk 3053 through guide chute 3027 lower part outlets, now, feeding mechanical hand A304 action, its tubular arm 3045 levels move into the tube chamber of tubing 103, thereby 3046 swellings of three expansion pawls of pull bar cylinder 3044 actions are supported tubing 103 and tubing 103 front ends are sent in the perforating die of puncturing machine 301 (forcing press and perforating die are prior art), inductive switch on puncturing machine 301 detects tubing and moves into place rear enforcement punching processing, after one-off hole-piercing completes, by the servomotor 3040 of tubular arm 3045 according to setting program turn an angle (this example is 120 °), inductive switch on puncturing machine 301 detects after tubing rotate in place and implements punching processing, after secondary punching completes, tubing turns an angle after (this example is 120 °) again and carries out three punchings, after punching processing completes, tubular arm 3045 moves back to tubing 103 reposition and unclamps tubing, tubular arm 3045 returns, retainer device for discharging A action, retainer rotating disk 3053 is delivered to carrier chain A3051 by the tubing processing 103 and above by locating detent A3052, is promoted to send to next conveying device.
Described automatic punching device 300, a plurality of boards adopt unified charging, and each board adopts the independently independent feeding punching of expansion chuck feeding mechanical hand, not only guarantees that crudy but also production efficiency are high, reliable and stable.
Described nut automatic welding device 400, as Figure 12, shown in Figure 13, comprise eight high-frequency welders 402 and the supporting nut conveying device 401 thereof that are arranged side by side, the feed side of eight described high-frequency welders 402 arranges a frame B407, frame B407 is provided with eight feeding mechanical hand B405, eight welding manipulators 403, a feed arrangement B404 and a drawing mechanism B406, eight described feeding mechanical hand B405, eight welding manipulators 403 and described eight high-frequency welders 402 corresponding setting one by one, described eight welding manipulators 403 are located at frame B407 near a side of high-frequency welder 402, described eight feeding mechanical hand B405 are located at offside.
Described nut conveying device 401 is single track vibrating disk, corresponding supporting one by one with high-frequency welder 402.The structure of described feed arrangement B404 is identical with the feed arrangement A302 in above-mentioned automatic punching device 300 with setting, the structure of described drawing mechanism B406 is identical with the drawing mechanism A305 in above-mentioned automatic punching device 300 with setting, the structure of described feeding mechanical hand B405 is identical with the feeding mechanical hand A304 in above-mentioned automatic punching device 300 with setting, and is provided with same retainer device for discharging A.
As shown in figure 14, described welding manipulator 403, comprise the base B4030 being arranged on frame B407, base B4030 is upper to be slided and is provided with sliding seat B4032 by straight line optical axis and linear bearing, sliding seat B4032 passes through screw mandrel 4031 by servomotor (not shown), nut drive along near or away from the direction of high-frequency welder 402, slide, on sliding seat B4032, be relatively set with two bond pads mechanisms, this welding mechanism comprises a fixed axis 4033 vertically arranging, on fixed axis 4033, be arranged with a fixed block that can rotate around it 4034, fixed block 4034 is locked on fixed axis 4033 by securing member A4035, on described fixed block 4034, by grafting axle 4040, be connected with a moving block 4037 that can rotate around this axle 4040 of pegging graft, the axis of grafting axle 4040 is vertical with the axis of fixed axis 4033, grafting axle 4040 passes through securing member B4036 by fixed block 4034, moving block 4037 is locked (as shown in figure 15 relatively, the axle 4040 of pegging graft in this example is fixedly connected with fixed block 4034 or is one-body molded, moving block 4037 is locked on grafting axle 4040 by securing member B4036), on described moving block 4037, by through hole, plug welding gun 4039, welding gun 4039 is locked on moving block 4037 by securing member C4038.Adopt said structure can realize the adjustment of welding gun 4039 all directions, simple in structure, easy to operate.
Nut automatic welding device 400 is adding man-hour, the tubing that has completed punching is carried and is placed on loading bay by a upper conveying device, a tubing enters the feeding recess of feed turntable by charging aperture, feed turntable rotates this tubing is sent into guide chute, feed turntable stops that other tubing enter guide chute simultaneously, this tubing enters the retainer recess of retainer rotating disk through guide chute lower part outlet, now, feeding mechanical hand B action, its tubular arm level moves into the tube chamber of tubing, thereby three expansion pawl swellings of pull bar cylinder action are supported tubing and the end of punching of tubing are sent into (high-frequency welder and welding mould are prior art) in the welding mould of high-frequency welder, after inductive switch on high-frequency welder detects tubing and moves into place, driven by servomotor tubing by tubular arm rotates, until the inductive switch on high-frequency welder detects punching position, single track vibrating disk is delivered to a nut punching position (single track vibrating disk is prior art) of tubing, two electrodes of high-frequency welding mould contact respectively nut and tubing wall logical high frequency electric, the preliminary welding of first nut is positioned on tubing, servomotor by feeding mechanical hand tubular arm rotates tubing according to setting program again, after inductive switch on high-frequency welder detects tubing and rotate in place, single track vibrating disk is delivered to a nut punching position of tubing, two electrodes of high-frequency welding mould contact respectively nut and tubing wall logical high frequency electric, and the preliminary welding of second nut is positioned on tubing, equally, the more preliminary welding of the 3rd nut is positioned on tubing, the electrode of high-frequency welder resets, then, by feeding mechanical hand, tubing is retracted into flame welding post, the sliding seat feeding of welding manipulator, two welding guns carry out flame welding to nut both sides, thereby the 3rd nut is firmly weldingly fixed on tubing, servomotor by feeding mechanical hand tubular arm rotates tubing according to setting program again, and two welding guns carry out flame welding to the both sides of two other nut respectively, thereby two other nut is firmly weldingly fixed on tubing, after flame welding machines, feeding mechanical hand moves back to tubing reposition and unclamps tubing, tubular arm return, and retainer device for discharging A action, retainer rotating disk is delivered to carrier chain B by the tubing processing and above by locating detent B, is promoted to send to next conveying device.
Nut automatic welding device 400, adopts high-frequency welding and flame welding to combine, and has guaranteed nut accurate positioning and firm welding, and the welding gun holder structure that adopts universal rotational to adjust, has guaranteed flexible welding and easy to adjust.
For pointed cone portion shaping equipment 500 the present embodiment, adopt upsetting moulding, as Figure 16, Figure 17, shown in Figure 18, comprise and arrange the four groups of upsetting units (being followed successively by from left to right first to fourth 4 groups of units in Figure 16) that form the grading upsetting of multistation, every group of upsetting unit comprises successively a heater 506 and a upsetter 501 of spread configuration, pattern 503 is arranged in one end of upsetter 501 lathe beds, the other end arranges the clamping mechanical hand 505 of clamping tubing 103, the upsetter 501 lathe bed tops of described four groups of upsetting units are across setting up the grading conveyer that adopts grading mode to transport tubing, this grading conveyer is provided with the locating detent C504 of a plurality of fixedly tubing.
Described heater 506 is thermatron, and this heater 506 is connected with radio-frequency generator 502, and high-frequency heating is pollution-free rapidly; As for heating tube arrangement, can heating tube be set respectively in the above and below of tubing heats the upsetting end of tubing, but preferably heating tube helical buckling circularizes structure, heating ring being sent to ring set after tubing puts in place heats at the upsetting end of tubing, after completing, heating ring exits tubing again, can fully guarantee tubing thermally equivalent like this.As shown in figure 16, described upsetter 501 comprises lathe bed, the horizontal slip of lathe bed one end is provided with slide block, on slide block, be fixed into pattern 503, slide block drives slip by motor by crankshaft connecting rod system, and the lathe bed other end arranges block, and clamping mechanical hand 505 is set on block, by seesawing of slide block and upper shaping mould thereof, realize the upsetting of tubing one end is processed, add the man-hour tubing other end and by clamping mechanical hand, clamp to limit it and vibrate.As shown in figure 18, described clamping mechanical hand 505 comprise one be fixed on tubing below fixed block and one with the fixed block movable block of corresponding setting up and down, this movable block is fixed on the piston rod of many guide rod cylinder lower end.As shown in Figure 17, Figure 18, described grading conveyer comprises across the frame C509 above four described upsetter 501 lathe beds, the upper two circle carrier chain C507 that are provided with around upsetter 501 lathe beds of four groups of described upsetting units that rotate of frame C509, the upper interval of carrier chain C507 fixed range arranges described locating detent C504, and two described circle carrier chain C507 drive synchronous transport by servomotor C508 by gear, power transmission shaft.
Pointed cone portion shaping equipment 500 is adding man-hour, as shown in figure 17, the tubing that has completed nut-welding is transported to carrier chain C above by a upper conveying device and is fixed by locating detent C location, tubing does not have one end of welded nut towards the shaping mould of upsetter, by carrier chain C, in grading mode, is carried; First, tubing heats upsetting end (one end that there is no welded nut) on first heater, then station of chain feeding, tubing moves into the first upsetter, clamping mechanical hand action clamps the non-upsetting end of tubing, and the upsetting end of tubing divides three sections by the first upsetter action and carries out reducing upsetting processing; Then chain station of feeding again, tubing moves into secondary heating mechanism and upsetting end is heated, then chain station of feeding again, tubing moves into the second upsetter, clamping mechanical hand action clamps the non-upsetting end of tubing, and the upsetting end of tubing carries out further reducing upsetting by the second upsetter action to above-mentioned three sections of reducing positions and processes; Then chain station of feeding again, tubing moves into the 3rd heater and upsetting end is heated, then chain station of feeding again, tubing moves into the 3rd upsetter, clamping mechanical hand action clamps the non-upsetting end of tubing, and the upsetting end of tubing carries out further reducing upsetting by the 3rd upsetter action to above-mentioned three sections of reducing positions again and processes; Then chain station of feeding again, tubing moves into the 4th heater and upsetting end is heated, then chain station of feeding again, tubing moves into the 4th upsetter, clamping mechanical hand action clamps the non-upsetting end of tubing, the upsetting end of tubing process closed moulding by above-mentioned reducing position by upsetting by the 4th upsetter action and is formed pointed cone portion, finally chain again station of feeding the tubing of moulding pointed cone portion is sent to next conveying device.
Described pointed cone portion shaping equipment 500, adopts the grading upsetting method of forming of multistation, not only can guarantee pointed cone portion closed moulding, and there is automation, moulding is fast, crudy good, pointed cone portion intensity advantages of higher.The upsetting method of forming both can be used for the spiral ground pile (as Fig. 1) that moulding has cone shape pointed cone portion, also can have for forming device the spiral ground pile (as Fig. 2) of pyramidal shape pointed cone portion.
Described automatic drilling equipment 600, as Figure 19, shown in Figure 20, comprise frame D601 and be distributed in side by side 12 automatic drilling machines 605 (prior art) of frame D601 mono-side, frame D601 is added to be provided with by synchronously driven three the carrier chain D602 of servomotor, the throughput direction of carrier chain D602 is consistent with the orientation of automatic drilling machine 605, carrier chain D602 is provided with the locating detent D607 of positioning and fixing tube material, distance between adjacent positioned pawl D607 and the distance of adjacent automatic drilling machine bore position match, frame D601 table top is provided with three guide grooves 606 of supporting carrier chain D602 conveyor surface, directly over guide groove 606, be provided with depression bar 603, depression bar 603 is connected with the piston rod that clamping cylinder 604 vertically moves up and down, clamping cylinder 604 is fixed on frame D601.The carrier chain D602 that tubing 103 can be pressed in guide groove 606 by depression bar 603 is like this upper, so that automatic drilling machine is implemented boring (being the hole 107 in Fig. 1, Fig. 2) in the pointed cone portion of tubing.
Automatic drilling equipment 600 is adding man-hour, the tubing of moulding pointed cone portion is transported to carrier chain D above by a upper conveying device and is fixing by locating detent D location, the pointed cone portion of tubing is towards automatic drilling machine, carrier chain D transports tubing until all corresponding tubing to be processed of each automatic drilling machine, clamping cylinder action, depression bar is pressed on each tubing and chain on rack table, automatic drilling machine is implemented auto-feed boring to the pointed cone portion of each tubing, complete after boring, depression bar unclamps tubing, carrier chain is sent to next conveying device the tubing on each station is disposable.Working (machining) efficiency is high like this, crudy stable.
Described automatic film threading welding equipment 700, as shown in figure 21, comprises frame E701, and frame E701 is provided with a feed arrangement E703, drawing mechanism E702,10 retainer device for discharging B (not shown on figure) and 10 and wears chip bonding machine tool hand.The structure of described feed arrangement E703 is identical with the feed arrangement A302 in above-mentioned automatic punching device 300 with setting, is that the quantity such as charging aperture are increased to 10 groups; The structure of described drawing mechanism E702 is identical with the drawing mechanism A305 in above-mentioned automatic punching device 300 with setting.Described retainer device for discharging B comprises the retainer cylinder being arranged on frame E701, and the retainer locating piece for holding tubing is installed on the piston rod of retainer cylinder.
The described chip bonding machine tool hand of wearing, as shown in figure 22, comprise be arranged on frame E701 mono-side for putting the vane frame 704 of helical blade 104, vane frame 704 has a pipe portion adapting with the centre bore of helical blade 104 and one and the location board that adapts of the bung flange opening of helical blade 104, and a plurality of like this helical blades 104 can neatly be enclosed within vane frame 704 and be located board angle orientation and can not rotate, one material ejection cylinder 710 is installed on the frame E701 of vane frame 704 offsides, the piston rod front end of material ejection cylinder 710 is installed an ejection block 709, the pipe portion of described vane frame 704 and material ejection cylinder 710 coaxially arrange, tubing 103 can be held out against and be positioned in vane frame 704 by material ejection cylinder 710 like this, the pointed cone portion of tubing inserts in the pipe portion of vane frame 704, and the other end of tubing is held out against by the ejection block 709 of frustum, between vane frame 704 and material ejection cylinder 710, be provided with two groups of left and right and wear welding device, wear welding device for every group and comprise that one along the slide 706 that is parallel to the axial direction slip of material ejection cylinder 710, slide 706 drives mobile by the slide cylinder 708 being located on frame E701, the a pair of arm pawl 705 that can synchronously rotate folding is installed on slide 706, the head end of two arm pawls 705 is equipped with an electromagnetic suction head, the tail end of two arm pawls 705 passes through meshed transmission gear, in the present embodiment, thereby servomotor E711 drives one of them arm pawl to rotate simultaneously drives another arm pawl to rotate in opposite direction the synchronous rotation folding that realizes two arm pawls by the engagement of arm pawl tailpiece gear, the welding gun 707 of the binding site of helical blade and tubing 103 being implemented to flame welding is also installed on slide 706, two groups of left and right are worn welding device and respectively two helical blades 104,105 of spiral ground pile are as shown in Figure 1 and Figure 2 implemented to positioning weldings.
Described automatic film threading welding equipment 700 is adding man-hour, the tubing that has completed the boring of pointed cone portion is carried and is placed on loading bay by a upper conveying device, a tubing enters the feeding recess of feed turntable by charging aperture, feed turntable rotates this tubing is sent into guide chute, feed turntable stops that other tubing enter guide chute simultaneously, this tubing is located on the retainer locating piece of guide chute lower part outlet arrival retainer device for discharging B, now, material ejection cylinder action, ejection block holds out against tubing in vane frame, the action of retainer cylinder, retainer locating piece declines, two groups of left and right are worn welding device action and from vane frame, are drawn two helical blades and be welded on the fixed position of tubing respectively, after welding processing completes, two groups of left and right are worn welding device and are resetted, retainer locating piece rises holds tubing, ejection block is return, the tubing that has welded helical blade drops to be shelved on carrier chain E with retainer locating piece and is promoted to send by locating detent E, after collecting or artificially collect by product collecting device again, be transported to next manufacturing procedure or warehouse.This device structure advantages of simple, working (machining) efficiency is high, crudy is stable.
Described conveying device 800, as shown in figure 23, comprises frame F801, and profile of tooth carrier chain 803 is installed on frame F801, and the exit side of profile of tooth carrier chain 803 is higher than feed side, and profile of tooth carrier chain 803 is driven by the servomotor F802 being arranged on frame F801.
Whole production line is when production and processing, long tube material cuts on pipe cutting equipment 200 needs the short tube of length material 103, on automatic punching device 300, process punching, on nut automatic welding device 400, welded nut 101, moulding pointed cone portion 106 on pointed cone portion shaping equipment 500, on automatic drilling equipment 600, process pointed cone portion steam vent 107, on automatic film threading welding equipment 700, weld helical blade 104,105, realized the full-automation of spiral ground pile machining, work flow is reasonable, working (machining) efficiency is high, crudy is stable.
Embodiment 2:
A spiral ground pile automatic assembly line, differently from embodiment 1 is only: pointed cone portion shaping equipment 500 differences, and embodiment 1 adopts upsetting moulding, and the present embodiment adopts rotary press modelling, other equipment are identical with embodiment 1.
Pointed cone portion shaping equipment as shown in Figure 24, Figure 25, comprise eight conical-tube machines 511 that distribute side by side, the feed side of eight described conical-tube machines 511 arranges a frame G513, and frame G513 is provided with eight feeding mechanical hand G514, a feed arrangement G512 and a drawing mechanism G515; Described eight feeding mechanical hand G514 and described many conical-tube machines 511 corresponding setting one by one.The structure of described feed arrangement G512 is identical with the feed arrangement A302 in the automatic punching device 300 described in embodiment 1 with setting, the structure of described drawing mechanism G515 is identical with the drawing mechanism A305 in the automatic punching device 300 described in embodiment 1 with setting, the structure of described feeding mechanical hand G514 is identical with the feeding mechanical hand A304 in the automatic punching device 300 described in embodiment 1 with setting, and is provided with same retainer device for discharging A.The patent documentation that described conical-tube machine is CN2663045Y referring to publication number.
Described pointed cone portion shaping equipment is adding man-hour, and tubing is carried and is placed on loading bay by a upper conveying device, the charging simultaneously of each charging aperture; A tubing enters the feeding recess of feed turntable by charging aperture, feed turntable rotates this tubing is sent into guide chute, feed turntable stops that other tubing enter guide chute simultaneously, this tubing enters the retainer recess of retainer rotating disk through guide chute lower part outlet, now, feeding mechanical hand G action, its tubular arm level moves into the tube chamber of tubing, thereby three expansion pawl swelling supporting tubing of pull bar cylinder action do not have one end of welded nut to send in the mould of conical-tube machine tubing, conical-tube machine starts, and tubing front end is carried out to the moulding of pointed cone portion; After machining, tubular arm moves back to tubing reposition and unclamps tubing, tubular arm return, and retainer device for discharging A action, retainer rotating disk is delivered to the tubing processing on carrier chain and is promoted to send to next conveying device by locating detent.
Described pointed cone portion shaping equipment, adopts many conical-tube machine synchronization implementation feeding rotary press modelling tubing pointed cone portions, not only can guarantee pointed cone portion closed moulding, and there is automation, shaping efficiency is high, crudy good, pointed cone portion intensity advantages of higher.
Claims (8)
1. the nut automatic welding device of producing for spiral ground pile, it is characterized in that, comprise many high-frequency welders (402) that are arranged side by side and supporting nut conveying device (401) thereof, the feed side of described many high-frequency welders (402) arranges a frame B (407), frame B (407) is provided with a plurality of feeding mechanical hands, a plurality of welding manipulators (403), a feed arrangement and a drawing mechanism, described a plurality of feeding mechanical hands, a plurality of welding manipulators (403) and described many high-frequency welders (402) corresponding setting one by one, described a plurality of welding manipulator (403) is located at frame B (407) near a side of high-frequency welder (402), described a plurality of feeding mechanical hand is located at offside, wherein, described welding manipulator (403) comprises base B (4030), the upper slip of base B (4030) is provided with sliding seat B (4032), sliding seat B (4032) by servo motor B drive along near or away from the direction of high-frequency welder (402), slide, on sliding seat B (4032), be relatively set with two bond pads mechanisms, this welding mechanism comprises a fixed axis (4033) vertically arranging, on fixed axis (4033), be arranged with a fixed block that can rotate around it (4034), fixed block (4034) is locked on fixed axis (4033) by securing member A (4035), described fixed block (4034) is upper is connected with a moving block (4037) that can rotate around this axle of pegging graft (4040) by grafting axle (4040), the axis of grafting axle (4040) is vertical with the axis of fixed axis (4033), grafting axle (4040) passes through securing member B (4036) by fixed block (4034), moving block (4037) is relatively fixing, on described moving block (4037), plug welding gun (4039), welding gun (4039) is locked on moving block (4037) by securing member C (4038), described feeding mechanical hand comprises base A (3042), the upper horizontal slip of base A (3042) is connected with a sliding seat A (3043), sliding seat A (3043) drives slip by driving mechanism, on sliding seat A (3043), be provided with one and can insert the intraluminal tubular arm of tubing (3045), tubular arm (3045) front end passes through bulb, three swelling pawls (3046) are put in the winding of ball bowl fit structure circumferential ring, described three swelling pawls (3046) front end central authorities are provided with a frustum (3048), this frustum (3048) is located in the intraluminal pull bar of tubular arm (3045) (3049) by one and is connected with the pull bar cylinder (3044) that is fixed on tubular arm (3045) rear end, described three swelling pawls (3046) and described frustum (3048) cone match, described three swelling pawls (3046) outside is arranged with the elastic ring (3047) of giving all the time them and closing up trend, described tubular arm (3045) is rotated and is arranged on sliding seat A (3043) above and drives rotation by the servomotor A (3040) being arranged on sliding seat A (3043) by bearing.
2. the nut automatic welding device of producing for spiral ground pile according to claim 1, it is characterized in that, the driving mechanism of described sliding seat A (3043) is feeding cylinder (3041), feeding cylinder (3041) one end is connected with sliding seat A (3043), feeding cylinder (3041) other end is connected with base A (3042), and described feeding cylinder (3041) is multiple-pass cylinder.
3. the nut automatic welding device of producing for spiral ground pile according to claim 1, is characterized in that, the servomotor C of the driving mechanism of described sliding seat A for being connected with sliding seat A by screw nut driving mechanism.
4. the nut automatic welding device of producing for spiral ground pile according to claim 1, it is characterized in that, described feed arrangement comprises the loading bay (3021) that can tilt to lay tubing, on loading bay (3021), have a plurality of charging apertures (3022), each charging aperture (3022) below arranges guide chute (3027), a weigh feeder is set in guide chute (3027), described weigh feeder comprises a dwang A (3023) and is fixed on a plurality of feed turntables (3024) on dwang A (3023), feed turntable (3024) circumference is provided with for locating the feeding recess (3025) of a tubing (103), described dwang A (3023) is driven and is rotated by servomotor D.
5. the nut automatic welding device of producing for spiral ground pile according to claim 4, is characterized in that, described feed turntable (3024) is provided with a plurality of balance pipes (3026) that distribute for balanced weight.
6. the nut automatic welding device of producing for spiral ground pile according to claim 4, it is characterized in that, described guide chute (3027) lower part outlet below arranges a retainer device for discharging, this retainer device for discharging comprises a dwang B and is fixed on a plurality of retainer rotating disks (3053) on dwang B, retainer rotating disk (3053) circumference is provided with for locating the retainer recess of a tubing, and described dwang B is driven and rotated by servomotor E.
7. the nut automatic welding device of producing for spiral ground pile according to claim 1, it is characterized in that, described drawing mechanism comprises many carrier chain A (3051), carrier chain A (3051) is provided with a plurality of locating detent A (3052), and many carrier chain A (3051) drive synchronous transport by servomotor F.
8. the nut automatic welding device of producing for spiral ground pile according to claim 1, is characterized in that, described nut conveying device (401) is single track vibrating disk.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210006535.0A CN102699514B (en) | 2012-01-10 | 2012-01-10 | Automatic nut welding equipment for spiral pile production |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210006535.0A CN102699514B (en) | 2012-01-10 | 2012-01-10 | Automatic nut welding equipment for spiral pile production |
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| CN102699514A CN102699514A (en) | 2012-10-03 |
| CN102699514B true CN102699514B (en) | 2014-08-20 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105772995B (en) * | 2015-04-20 | 2017-12-05 | 骏马石油装备制造有限公司 | The prefabricated coil pipe group weldering work station of changeover portion |
| CN108453512A (en) * | 2018-05-10 | 2018-08-28 | 厦门鑫河精密科技股份有限公司 | High-frequency welder |
| CN108941984B (en) * | 2018-05-29 | 2024-03-15 | 苏州五圣通机器人自动化有限公司 | Efficient machining mechanism for grid plate machining and working method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201543972U (en) * | 2009-11-24 | 2010-08-11 | 东莞安达电机有限公司 | Automatic nut welding machine |
| CN101479066B (en) * | 2006-04-27 | 2011-04-13 | Lns股份有限公司 | Apparatus for sequential loading of bars in a machine tool |
| CN202411654U (en) * | 2012-01-10 | 2012-09-05 | 浙江博雷重型机床制造有限公司 | Automatic nut welding equipment for spiral ground anchor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100569129B1 (en) * | 2003-10-01 | 2006-04-07 | 현대자동차주식회사 | Device for nut welding |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101479066B (en) * | 2006-04-27 | 2011-04-13 | Lns股份有限公司 | Apparatus for sequential loading of bars in a machine tool |
| CN201543972U (en) * | 2009-11-24 | 2010-08-11 | 东莞安达电机有限公司 | Automatic nut welding machine |
| CN202411654U (en) * | 2012-01-10 | 2012-09-05 | 浙江博雷重型机床制造有限公司 | Automatic nut welding equipment for spiral ground anchor |
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