CN1806992A - Full automatic hydraulic flash butt welding method of metal circular ring chain and apparatus thereof - Google Patents
Full automatic hydraulic flash butt welding method of metal circular ring chain and apparatus thereof Download PDFInfo
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- CN1806992A CN1806992A CN 200610038107 CN200610038107A CN1806992A CN 1806992 A CN1806992 A CN 1806992A CN 200610038107 CN200610038107 CN 200610038107 CN 200610038107 A CN200610038107 A CN 200610038107A CN 1806992 A CN1806992 A CN 1806992A
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Abstract
The invention relates the metallic bond full-automatic all-hydraulic flash butt welding method and device. The method is that the open of each chain link is automatically welded after the metallic bond is knitted to chain. The method comprises the following step: sending the chain link from left end of machine to position of welding under the combined action of main conveyer and subsidiary conveyer, controlling the hydraulic heading equipment with displacement transducer, servo valve and heading valve, preheating, burning, flashing and heading welding, auto removing the burrs, and exporting the finished chain link from the right end of machine. The whole process is the full-automatic all-hydraulic flash butt welding method. The invention possesses the characters of high automation level, high production efficiency, high product quality and high safe reliability. The said method and device will replace the national current fall behind electric milling cam type FBW method and device.
Description
Technical field
The present invention relates to the metal circular ring chain solder technology, the method and the device thereof of the flash butt welding of specifically a kind of metal circular ring chain full automatic hydraulic.
Background technology
Domestic common metal circular ring chain flashing butt welding equipment is the motorized cams formula at present, utilize the motor drives cam to rotate a circle in the production, push the adjustable cramp of the round-link chain weld jig that is in contact with it, make that its curve by cam is finished preheating, burnt, flash of light and upset, thereby realize the welding purpose of flash butt welding.The shortcoming of this kind equipment is: 1, the cam manufacturing requires height, serious wear in the work, and wearing and tearing back technology instability can not guarantee welding quality.2, be unalterable after the cam profile manufacturing, so it can not adapt to the welding of the chain link of different situations.3, owing to big upset force and high upset speed, the power of required motor is bigger, and utilization rate is very low.4, can not be after the welding at the burr of same station excision welding.5, by artificial loading and unloading and conversion, labour intensity is big, and productivity ratio is low, can not realize full automatic continuous welding.
Summary of the invention
The object of the present invention is to provide the method and the device thereof of the flash butt welding of a kind of metal circular ring chain full automatic hydraulic, utilize the solder technology of full automatic hydraulic flash butt welding to process metal circular ring chain at chaining after-opening place, to improve product quality and production efficiency, cut down the consumption of energy.
According to design provided by the present invention, the method of a kind of metal circular ring chain full automatic hydraulic flash butt welding comprises: a, transposition: chain link to be welded is under the conveying of conveying mechanism, from the left side spin rotating-barrel mechanism, pass, become plumbness, enter welding position by original level; B, clamping: chain link to be welded is called as by the weldering chain link after entering welding position, hydraulic pressure upsetting machine F.F. this moment, and the right upset steel seat of its front end and a left side fixedly upset steel seat will be by the clampings of weldering chain link; C, welding: simultaneously, left and right electrode head device descends, and clamp by the weldering chain link, and to being provided welding current by the weldering chain link, this moment, elevator mechanism is in the lifting position supporting by the weldering chain link, and kept this position till welding, deburring process finish; The hydraulic pressure upsetting machine is done to move back and forth fast, to done preheating, commutation, flash of light welding and upset welding by the weldering chain link; D, deburring: after welding finished, left and right electrode head device rose, and broke away from by the weldering chain link, and hydraulic pressure deburring device enters by the weldering chain link, excised on the soldered chain girth joint because the burr that extruding is produced; E, reset: after deburring was finished, elevator mechanism descended, and weld chain link and dropped to the rotation position thereupon, and this moment, the left side spin rotating-barrel mechanism will be by the conveying position of weldering chain link from vertical welding position steering horizontal, and quilt is welded is called as the finished product chain link after chain link is transferred out lifter; Simultaneously next chain link to be welded is under the effect of left side spin rotating-barrel mechanism, again from horizontal position transfer to vertically treating welding position.
In clamping operation b, chain link to be welded enters welding position by the elevator mechanism rise below welding position; This moment, the hydraulic pressure upsetting machine was pushed right upset steel seat to chain link to be welded, made chain link to be welded be clamped in right upset steel seat and left fixedly between the steel seat; In welding sequence c, left and right electrode tip descends and clamps by the weldering chain link, and the commutation of advancing and retreat fast of hydraulic pressure upsetting machine, is burnt, glisten at preheating, makes by the temperature rising of weldering chain link to reach the deposite metal liquid state, and the opening of chain link is welded in quick upset butt welding.
The deburring oil cylinder of hydraulic pressure deburring device is after welding, and left and right electrode tip rises when abdicating the space, apace with deburring cutter meta convergence deburring position, by its oscillating oil cylinder left side pendulum deburring cutter, advances under the effect of deburring oil cylinder and removes left half of burr; The right again pendulum deburring of oscillating oil cylinder cutter retreats and removes right half of burr; After deburring finished, oscillating oil cylinder made the deburring cutter put back meta, and deburring oil cylinder rewind down resets;
In welding sequence c, left and right electrode tip clamps by the weldering chain link simultaneously from level, vertical both direction under the effect that is installed on vertical folder locking oil cylinder on the left and right electrode tip and forward and backward horizontal clamping cylinder; Wherein, right electrode tip is with upset slide forward-reverse together, the same moved further when guaranteeing welding, and left electrode tip maintains static.
The device that metal circular ring chain full automatic hydraulic flash butt welding method is used is characterized in that, is provided for the conveying mechanism of chain on the course of chain; Be useful in the welding position by the weldering chain link of chain and clamp by the hydraulic pressure upsetting machine of weldering chain link, be used to weld left and right electrode head device by the openend of weldering chain link, with the hydraulic pressure deburring device that is used to remove by the burr on the weldering chain link, and be used to support the elevator mechanism of being welded chain link.
Conveying mechanism is made up of main conveyor structure and auxilliary conveying mechanism, wherein auxilliary conveying mechanism is positioned at the left side of welding position, auxilliary conveying mechanism is positioned at the right side of welding position, all is provided for making the displacement transducer of each conveying mechanism synchronous working on the piston rod of each conveying mechanism.
The hydraulic jack of hydraulic pressure upsetting machine is fixed on the lathe bed, and transportable piston is arranged in the hydraulic jack, and the piston rod of piston stretches out the two ends, the left and right sides of hydraulic jack respectively, and its left end links to each other with right upset seat, and right-hand member links to each other with displacement transducer; On the oil circuit of hydraulic jack, be provided for the fast advance and retreat preheating of control piston, the hydraulic efficiency servo-valve that burns and glisten, with the upset valve that is used for quick upset; The right upset steel seat of hydraulic pressure upsetting machine is positioned on the rolling guide piece, and the fast advance and retreat of hydraulic jack and high speed upset are worked in coordination by displacement transducer and hydraulic efficiency servo-valve and upset valve and finished.
Deburring oil cylinder at hydraulic pressure deburring device has piston rod, right-hand member at piston rod connects the deburring knife bar, right-hand member at the deburring knife bar connects the deburring cutter, the left end of piston rod is equipped with displacement transducer, oscillating oil cylinder is equipped with at middle part at the deburring knife bar, utilizes sphere oscillating bearing jointed shaft to interconnect at the left end and the piston rod of deburring knife bar; The F.F. of deburring oil cylinder, cutting and rewind down are cooperated with servo valve by displacement transducer to be finished.
The vertical lift oil cylinder that can swing is installed on left and right electrode head device; With forward and backward horizontal clamping cylinder, hinged delta link on the piston rod of forward and backward horizontal clamping cylinder, the other end of delta link and horizontal clamp arm are hinged, and the middle part of delta link is hinged on the left and right electrode head device.
By the welding position left side of weldering chain link swivelling pipe mechanism is being installed, in swivelling pipe mechanism, there is an articulated joint rear end of swivelling pipe, and the piston rod of articulated joint and rotational fuel tank is hinged; The rotating rod of clamping chain link is fixed on the swivelling pipe, and passes the two ends of swivelling pipe.
Advantage of the present invention is: 1, the present invention adopts the hydraulic pressure upsetting machine as the upset power in the welding.Adopt displacement transducer and servo valve, the cooperating of upset valve produces preheating, burns, flash of light and upset to welding method, the work of in check hydraulic pressure upset oil cylinder can adapt to the welding of the chain link of different situations.Thereby guaranteed welding quality.2, the present invention has adopted hydraulic pressure deburring device.Can keep carrying out automatic deburring under the constant situation of round-link chain welding post after upset welding is finished, the F.F. of deburring cutter in the deburring process, motion such as to swing, return all be control automatically, guarantees that overlap and burr are welded in the excision of high-quality on same station.3, the present invention has adopted the chain link material loading to be welded of chain, has welded automatically chain conveying mechanism such as chain link blanking and station conversion.Chain is carried by three on all four hydraulic pressure masters conveyings of structural principle and left and right sides subsidiary conveyer structure and is finished.Their cooperating has been realized the full-automatic course of conveying of chain in material loading, welding, deburring and the finished product blanking, thereby has alleviated labour intensity and can realize that the chain of endless welds.4, adopted can rotating vertical clamping electrode tip and horizontal clamping electrode head in the present invention, guarantee chain link in welding process clamping and required welding current is provided.5, for the automatic converting workpiece position in welding, and the stable position in the deburring of assurance upset, the present invention has also adopted the lifter device of swivelling pipe mechanism and vertical lift.Each above mechanism arrangement, the flash butt welding method that has satisfied the full automatic hydraulic in the welding is achieved.
Description of drawings
Fig. 1 is the sketch of full automatic hydraulic chain link flash butt welder of the present invention.
Fig. 2 is the hydraulic pressure upsetting machine.
Fig. 3 is a hydraulic pressure deburring device.
Fig. 4 is main conveying, left and right subsidiary conveyer structure.
Fig. 5 is left and right electrode head device.
Fig. 6 is a swivelling pipe mechanism.
Fig. 7 is a hydraulic pressure lifting device mechanism.
Fig. 8 is full automatic hydraulic chain link flash butt welding method of the present invention and technological process.
The specific embodiment
The structure diagram that in Fig. 1, has shown full automatic hydraulic chain link flash butt welder of the present invention.This equipment is by being formed as lower device: 1 left redundant conveying mechanism, 2 left regulating wheels, 3 hydraulic pressure deburring devices, 4 left electrode head devices, 5 right electrode head devices, 6 hydraulic pressure upsetting machines, 7 main conveyor structures, 8 right redundant conveying mechanisms, 9 right regulating wheels, 10 right upset cylinder seats, 11 left sides are upset steel seat fixedly, 12 swivelling pipe mechanisms, 13 elevator mechanism.
On the course of chain, be provided for the conveying mechanism of chain; Be useful in the welding position by weldering chain link C of chain and clamp by the hydraulic pressure upsetting machine 6 of weldering chain link C, be used to weld left and right electrode head device 4,5 by the openend of weldering chain link C, with the hydraulic pressure deburring device 3 that is used to remove by the burr on the weldering chain link C, and be used to support the elevator mechanism 13 of being welded chain link C.
The operation principle of butt welding machine
Chain link A to be welded, passes from swivelling pipe mechanism 12 under the common conveying of left and right subsidiary conveyer structure 1,8 at main conveyor structure 7, enters welding position, and we claimed it to be welded chain link C after chain link A to be welded entered welding position.Hydraulic pressure upsetting machine 6 F.F.s this moment, the right upset steel seat 10 of its front end and a left side fixedly upset steel seat 11 will be by weldering chain link C clampings.Simultaneously left and right electrode head device 4,5 descends and clamps by weldering chain link C, and provides with enough big welding current to chain link.This moment, elevator mechanism 13 was in the lifting position supporting by weldering chain link C.And keep this position till welding, deburring process finish.
Hydraulic pressure upsetting machine 6 moves back and forth fast to being done preheating, commutation, flash of light welding and upset welding by weldering chain link C.After welding finished, left and right electrode head device 4,5 rose and unclamps clamping.Hydraulic pressure deburring device 3 enters by weldering chain link C, excises on the soldered chain link C weld seam because the burr that extruding is produced.
After welding, deburring are finished, elevator mechanism 13 descends, chain link C drops to the rotation position thereupon, this moment, swivelling pipe mechanism was with the conveying position of chain link C from vertical welding position steering horizontal, chain link C is transferred out lifter 13 back, and we claim that it is finished product chain link B, simultaneously next chain link A to be welded from horizontal position transfer to vertically treating welding position.This moment, main conveyor structure 7 and left and right subsidiary conveyer structure conveying again chain link A to be welded entered welding position, and with finished product chain link B from right-hand member output becoming finished product chain.This moment, a working cycles was finished, and another new working cycles begins again.
Fig. 2 is the structure principle chart of hydraulic pressure upsetting machine.
The hydraulic jack 17 of hydraulic pressure upsetting machine 6 is fixed on the lathe bed, transportable piston 15 is arranged in the hydraulic jack 17, the piston rod 16 of piston 15 stretches out the two ends, the left and right sides of hydraulic jack 17 respectively, and its left end links to each other with right upset seat 10, and right-hand member links to each other with displacement transducer 18; On the oil circuit of hydraulic jack 17, be provided for the fast advance and retreat preheating of control piston 15, the hydraulic efficiency servo-valve 19 that burns and glisten, with the upset valve 14 that is used for quick upset; The right upset steel seat 10 of hydraulic pressure upsetting machine 6 is positioned on the rolling guide piece, and the fast advance and retreat of hydraulic jack 17 and high speed upset are worked in coordination with hydraulic efficiency servo-valve 19 and upset valve 14 by displacement transducer 18 and finished.
The hydraulic pressure upsetting machine is the groundwork device of flash butt welding.Two rod pistons 15 are upset motion to left movement in oil cylinder 17, are to the right return movement.Displacement transducer 18 has received the movable information of two rod pistons 15, pass to computer, by the work of computer by technological requirement control servo valve 19, servo valve 19 can by technological requirement advance and retreat fast commutation finish soldered chain link C preheating, burn, the flash of light process.Upset valve 14 is the technological requirements that are used to realize big upset force and high speed upset, thereby makes the opening that welds chain link C by firm welding.
Fig. 3 is the structure principle chart of hydraulic pressure deburring device.
On the deburring oil cylinder 21 of hydraulic pressure deburring device 3, piston rod 23 is arranged, right-hand member at piston rod 23 connects deburring knife bar 24, right-hand member at deburring knife bar 24 connects deburring cutter 26, the left end of piston rod 23 is equipped with displacement transducer 20, at the middle part of deburring knife bar 24 oscillating oil cylinder 25 is housed, utilizes sphere oscillating bearing jointed shaft 28 to interconnect at the left end and the piston rod 23 of deburring knife bar 24; The F.F. of deburring oil cylinder 21, cutting and rewind down are cooperated with servo valve 29 by displacement transducer 20 to be finished.
During deburring, deburring cutter 26 is earlier at meta, by the jagged soldered chain link C of deburring oil cylinder 21 quick convergences.When reaching the burr position, deburring cutter 26 is beat under the effect of oscillating oil cylinder 25.
The piston rod 27 of oscillating oil cylinder 25 is fixed.When pressure oil during from the left end oil-feed of oscillating oil cylinder 25, produce deburring cutter 26 left side pendulum, make the left half of burr of deburring cutter 26 deflection chain links.At this moment, deburring oil cylinder 21 advances and cuts left half of burr.
When pressure oil during from the right-hand member oil-feed of oscillating oil cylinder 25, produce deburring cutter 26 right pendulum, make the right half of burr of deburring cutter 26 deflection chain links.At this moment, deburring oil cylinder 21 retreats and cuts right half of burr.
After the left and right half of burr cutting of chain link was finished, deburring cutter 26 was replied meta under the effect of oscillating oil cylinder 25, deburring oil cylinder 21 meta rewind downs, and deburring cutter 26 resets.The meta F.F. of deburring oil cylinder 21, the right pendulum deburring of advancing, left side pendulum retreats each process of deburring and meta rewind down by servo valve 29 and displacement transducer 20, works in coordination to finish under calculator control.
Fig. 4 is the structure principle chart of main conveying and left and right subsidiary conveyer structure.
Conveying mechanism is made up of main conveyor structure 7 and auxilliary conveying mechanism 1,8, wherein auxilliary conveying mechanism 1 is positioned at the left side of welding position, auxilliary conveying mechanism 8 is positioned at the right side of welding position, all is provided for making the displacement transducer 31 of each conveying mechanism synchronous working on the piston rod of each conveying mechanism.
Main conveyor structure 7 is identical with the structure principle chart of auxilliary conveying mechanism 1,8.One of them structure of only drawing in this specification is done representative and is illustrated.
When conveying mechanism is carried, will be installed in drive rod 37 on its piston rod 36 and stretch out downwards and insert among a certain chain link A that is transferred in the chain by driving oil cylinder 35 earlier.Drive oil cylinder 35 by driver's valve 38 its motions of control.
Drive oil cylinder 35 and be connected with the front end of the piston rod 34 of carriage cylinder 32, its rear end links to each other with displacement transducer 31.The motion of transfer valve 30 control pistons 33.When conveyor piston 33 advances driving oil cylinder 35 is advanced left, drive rod 37 promotes chain link A finishes conveying campaign from chain to last pitch.After conveying puts in place, drive oil cylinder 35 withdrawal of again drive rod 37 being risen, carriage cylinder 32 will drive oil cylinder 35 again and return to the right and reset this moment.Repeat above-mentioned circulation by technological requirement again.
Under computer control, transfer valve 30 is finished the conveying of chain in welding process with displacement transducer 31 cooperatings, returns to reset, each motion that pauses to be carried.Thereby the purpose that the automatic continuous such as blanking that realized material loading, welding and the finished product chain link of chain link to be welded are welded.
Whole chain can be under three mechanism's effects when test run, and continuous conveying is to check the correctness of carrying motion.
Accompanying drawing 5 is schematic diagrams of left and right sides electrode head device.The vertical lift oil cylinder 42 that can swing is installed on left and right electrode head device 4,5; With forward and backward horizontal clamping cylinder, hinged delta link on the piston rod of forward and backward horizontal clamping cylinder, the other end of delta link and horizontal clamp arm are hinged, and the middle part of delta link is hinged on the left and right electrode head device.
The structure left-right symmetry principle of left and right electrode head device 4,5 is identical, only the left electrodes head unit is made detailed marking explanation in this specification.
Left side electrode tip 4 is one with electrode head device mounting 40, and they can wraparound rotating shaft 39 revolutions.When the 42 epicoele oil-feeds of vertical lift oil cylinder, because connecting rod 43 is hinged on the lathe bed with its fulcrum 0.Institute is so that vertical lift oil cylinder 42 upwards rises, and its connecting rod 43 is swung left around fulcrum 0, electrode tip 4 wraparound rotating shafts 39 is risen unclamp vertical clamping, otherwise then produce vertical the clamping.
Left front horizontal clamp arm 50 and left back horizontal clamp arm 45 are done the clamping of level and the motion of unclamping to chain link C under the effect of horizontal clamping cylinder 53,48.
When horizontal clamping cylinder 53,48 back cavity oil-feeds, its piston rod promotes delta link 52 and 47 makes it swing to the center around P1 and P2 two fulcrums, thereby by 51,46 liang of pull bars, spur left front horizontal clamp arm 50 and left back horizontal clamp arm 45 and swing to the center around rotating shaft 54,49.Clamp being made level by weldering chain link C.Otherwise then for unclamping clamping.
Fig. 6 is the structure principle chart of swivelling pipe mechanism.
Chain link carries out in vertical position when welding.Welded the back and it should have been transferred to the level position for the ease of carrying, chain link A to be welded is the level position waiting when to be welded simultaneously, and for it is sent into welding position, it also should transfer vertical position to.Therefore, the present invention has designed a swivelling pipe mechanism and has realized the converting motion of these positions.
There is an articulated joint 59 rear end of swivelling pipe 57, and the piston rod 55 of it and swivelling pipe rotational fuel tank 56 is hinged, and rotating rod 58 passes swivelling pipe 57, is welded chain A to wear the centre that is clipped in rotating rod 58.
When rotational fuel tank 56 draws or promotes piston rod 55, make swivelling pipe 57 do 90 ° of forward and reverse rotations by articulated joint 59, thereby realized above-mentioned converting motion.
Fig. 7 is an elevator mechanism.
Elevator mechanism 13 is made up of with the anvil block 62 that is hinged on the piston rod 61 hoist cylinder 60 and piston rod 61 thereof.This mechanism is used for being welded chain link C rising when welding and enters two upset steel seats.And support this by anvil block 62 and welded chain link C, be convenient to stable upset and deburring.This mechanism descends after having welded, and makes by weldering chain link C and deliver into the finished product end of the chain on anvil block 62.Therefore all play the supporting role of chain link during the lifting of this mechanism.
The method of metal circular ring chain full automatic hydraulic of the present invention flash butt welding comprises a, transposition: chain link A to be welded passes from left side spin rotating-barrel mechanism 12 under the conveying of conveying mechanism, becomes plumbness by original level, enters welding position; B, clamping: chain link A to be welded is called as by weldering chain link C after entering welding position, hydraulic pressure upsetting machine 6 F.F.s this moment, and the right upset steel seat 10 of its front end and a left side fixedly upset steel seat 11 will be by weldering chain link C clampings; C, welding: simultaneously, left and right electrode head device 4,5 descends, clamps by weldering chain link C, and to being provided welding current by weldering chain link C, this moment, elevator mechanism 13 was in the lifting position supporting by weldering chain link C, and kept this position till welding, deburring process finish; Hydraulic pressure upsetting machine 6 is done to move back and forth fast, to being done preheating, commutation, flash of light welding and upset welding by weldering chain link C; D, deburring: after welding finished, left and right electrode head device 4,5 rose, and broke away from by weldering chain link C, and hydraulic pressure deburring device 3 enters by weldering chain link C, excises on the soldered chain link C weld seam because the burr that extruding is produced; E, reset: after deburring is finished, elevator mechanism 13 descends, C drops to the rotation position thereupon by the weldering chain link, this moment, the left side spin rotating-barrel mechanism will be by the conveying position of weldering chain link C from vertical welding position steering horizontal, by weldering chain link C be transferred out be called as behind the lifter 13 finished product chain link B simultaneously next chain link A to be welded under the effect of left side spin rotating-barrel mechanism 12, again from horizontal position transfer to vertically treating welding position.
In clamping operation b, chain link A to be welded enters welding position C by elevator mechanism 13 rises below welding position; This moment, hydraulic pressure upsetting machine 6 was pushed right upset steel seat 10 to chain link A to be welded, made chain link A to be welded be clamped in right upset steel seat 10 with left fixedly between the steel seat 11; In welding sequence c, left and right electrode tip 4,5 descends and clamps by weldering chain link C, and hydraulic pressure upsetting machine 6 commutation of advancing and retreat fast, is burnt, glistened at preheating, make by the temperature rising of weldering chain link C to reach the deposite metal liquid state, the opening of chain link C is welded in the upset butt welding fast; In deburring operation d.
The deburring oil cylinder 21 of hydraulic pressure deburring device 3 is after welding, left and right electrode tip 4,5 rises when abdicating the space, with deburring cutter 26 meta convergence deburring positions,, under the effect of deburring oil cylinder 21, advance and remove left half of burr apace by its oscillating oil cylinder 25 left side pendulum deburring cuttves 26; The right again pendulum deburring of oscillating oil cylinder 25 cutter 26 retreats and removes right half of burr; After deburring finished, oscillating oil cylinder 25 made deburring cutter 26 put back meta, and deburring oil cylinder 21 rewind downs reset;
In welding sequence c, left and right electrode tip 4,5 clamps by weldering chain link C simultaneously from level, vertical both direction under the effect that is installed on vertical folder locking oil cylinder 42 on the left and right electrode tip 4,5 and forward and backward horizontal clamping cylinder 52,48; Wherein, right electrode tip 5 is with upset slide forward-reverse together, the same moved further when guaranteeing welding, and left electrode tip 4 maintains static.
The method of full automatic hydraulic chain link of the present invention flash butt welding can be by the process chart further instruction of accompanying drawing 8.
Operation a, chain link A to be welded are positioned on the left vertical position of lifter anvil block 62.Anvil block 62 descends below left and right sides upset steel seat 11,10, has welded chain link B and has been in level and waits to carry the position.
Operation b, main conveyor structure 7 work asynchronously with left and right sides subsidiary conveyer structure (not drawing among the figure), chain link A to be welded is delivered to wait to rise the position, and a chain of B of finished product moves to right and is the finished product chain.
Operation c, anvil block 62 rise chain link A to be welded are risen to welding position.On this position, anvil block 62 plays supporting chain link A to be welded during flash butt welding and deburring.
Operation d, right upset steel seat 10 move to left chain link A to be welded are applied chucking power, and left upset steel seat 11 maintains static.
Operation e, left and right electrode tip 4,5 vertical declines clamp chain link A to be welded, the horizontal clamping electrode arm 45,63 of simultaneously left and right preceding horizontal clamping electrode arm 50,64 and left and right back, and horizontal direction applies clamping force.
The motion of operation f, right upset steel seat 10 has produced the flash butt welding process, and this process includes preheating, commutation, flash butt welding and four work steps of upset butt welding.The postwelding chain link becomes finished product chain link B.
Operation g, left and right vertical electrode 4,5 rise and unclamp clamping, left and right preceding horizontal clamp arm 50,64 and left and right, the horizontal clamp arm 45,63 in back, and horizontal direction is unclamped clamping.For deburring is prepared, deburring this moment cutter 26 is in the meta initial bit.
Operation h, deburring cutter 26 F.F. convergence burrs.Wherein 26a is left deburring cutter, and 26b is right deburring cutter, promptly reaches the swing position.
Operation I, deburring cutter 26 left side its left deburring cutter 26b of pendulum are flapped toward the left half of burr of chain link, and deburring cutter 26 cuts left half of burr when advancing.
Operation j, deburring cutter 26 right pendulum, its right deburring cutter 26a is flapped toward the right half of burr of chain link.Deburring cutter 26 cuts right half of burr when retreating.
After operation k, the excision of left and right burr, deburring cutter 26 is flapped toward meta, replies immediately back soon, and whole deburring process finishes.
Operation m, left and right electrode tip 4,5 vertical declines reset, and swing resets each horizontal clamp arm 50,64 and 45,63 to the center, the finished product chain link B that the electrode tip convergence has welded but do not clamp.
Operation n, right upset steel seat 10 move right (resetting) unclamp clamping to finished product chain link B.
Operation p, anvil block 62 descend, and the rotation that is rotated pipe mechanism 12 at this finished product chain link B waits to carry the position by the vertical position level of going to.Chain link A to be welded by the horizontal position transfer of n operation to vertical position.
So far a working cycles is done, and next circulation is begun again.
By the method for above-mentioned flash butt welding as seen, what whole welding process adopted is all-hydraulic technology, has avoided the cam upset to depend on the accuracy of manufacture of cam curve.Can be with station excision welding burr, conveying mechanism has realized that the automatic feed chain realized the complete machine automation, the work of each inter process of this machine of the more important thing is all by the control of panel type PC and PLC select automatically, the adjusting process parameter, coordinate the work of complete machine, make this machine realize the design of optical, mechanical and electronic integration.Thereby alleviated labour intensity, improved the quality of operating efficiency and product.
Claims (10)
1, the method for a kind of metal circular ring chain full automatic hydraulic flash butt welding, it is characterized in that a, transposition: chain link to be welded (A) passes from left side spin rotating-barrel mechanism (12) under the conveying of conveying mechanism, become plumbness by original level, enter welding position; B, clamping: chain link to be welded (A) is called as by weldering chain link (C) after entering welding position, hydraulic pressure upsetting machine (6) F.F. this moment, and the right upset steel seat (10) of its front end and a left side fixedly upset steel seat (11) will be by the clampings of weldering chain link (C); C, welding: simultaneously, left and right electrode head device (4), (5) descend, clamp by weldering chain link (C), and to being provided welding current by weldering chain link (C), elevator mechanism this moment (13) is in the lifting position supporting by weldering chain link (C), and keeps this position till welding, deburring process finish; Hydraulic pressure upsetting machine (6) is done to move back and forth fast, to done preheating, commutation, flash of light welding and upset welding by weldering chain link (C); D, deburring: after welding finishes, rise in left and right electrode head device (4), (5), break away from by weldering chain link (C), and hydraulic pressure deburring device (3) enters by weldering chain link (C), excise on soldered chain link (C) weld seam because the burr that extruding is produced; E, reset: after deburring is finished, elevator mechanism (13) descends, dropped to the rotation position by weldering chain link (C) thereupon, this moment, the left side spin rotating-barrel mechanism will be by the conveying position of weldering chain link (C) from vertical welding position steering horizontal, and quilt is welded is called as finished product chain link (B) after chain link (C) is transferred out lifter (13); Simultaneously next chain link to be welded (A) is under the effect of left side spin rotating-barrel mechanism (12), again from horizontal position transfer to vertically treating welding position.
2, the method for metal circular ring chain full automatic hydraulic flash butt welding according to claim 1 is characterized in that, in clamping operation b, chain link to be welded (A) is risen by elevator mechanism (13) below welding position and enters welding position (C); Hydraulic pressure upsetting machine this moment (6) is pushed right upset steel seat (10) to chain link to be welded (A), makes chain link to be welded (A) be clamped in right upset steel seat (10) and left fixedly between the steel seat (11); In welding sequence c, left and right electrode tip (4), (5) descend and clamp by weldering chain link (C), hydraulic pressure upsetting machine (6) commutation of advancing and retreat fast, preheating, burn, glisten, make by the rising of the temperature of weldering chain link (C) to reach the deposite metal liquid state, the opening of chain link (C) is welded in the upset butt welding fast.
3, as the method for metal circular ring chain full automatic hydraulic flash butt welding as described in the claim 2, it is characterized in that, the deburring oil cylinder (21) of hydraulic pressure deburring device (3) is after welding, rise when abdicating the space left and right electrode tip (4), (5), apace with deburring cutter (26) meta convergence deburring position, by its oscillating oil cylinder (25) left side pendulum deburring cutter (26), under the effect of deburring oil cylinder (21), advance and remove left half of burr; The right again pendulum deburring cutter (26) of oscillating oil cylinder (25) retreats and removes right half of burr; After deburring finished, oscillating oil cylinder (25) made deburring cutter (26) put back meta, and deburring oil cylinder (21) rewind down resets;
In welding sequence c, left and right electrode tip (4), (5) clamp by weldering chain link (C) simultaneously from level, vertical both direction under the effect that is installed on vertical folder locking oil cylinder (42) on left and right electrode tip (4), (5) and forward and backward horizontal clamping cylinder (52), (48); Wherein, right electrode tip (5) is with upset slide forward-reverse together, the same moved further when guaranteeing welding, and left electrode tip (4) maintains static.
4, the used device of metal circular ring chain full automatic hydraulic flash butt welding method according to claim 1 is characterized in that, is provided for the conveying mechanism of chain on the course of chain; The welding position of being welded chain link (C) at chain is useful on the hydraulic pressure upsetting machine (6) that clamps quilt weldering chain link (C), left and right electrode head device (4), (5) that are used for the openend of welding quilt weldering chain link (C), with the hydraulic pressure deburring device (3) that is used for removing by the burr on the weldering chain link (C), and be used for supporting by the elevator mechanism (13) of weldering chain link (C).
5, device as claimed in claim 4, it is characterized in that: conveying mechanism is made up of main conveyor structure (7) and auxilliary conveying mechanism (1), (8), wherein auxilliary conveying mechanism (1) is positioned at the left side of welding position, auxilliary conveying mechanism (8) is positioned at the right side of welding position, all is provided for making the displacement transducer (31) of each conveying mechanism synchronous working on the piston rod of each conveying mechanism.
6, device as claimed in claim 4, it is characterized in that: the hydraulic jack (17) of hydraulic pressure upsetting machine (6) is fixed on the lathe bed, transportable piston (15) is arranged in the hydraulic jack (17), the piston rod (16) of piston (15) stretches out the two ends, the left and right sides of hydraulic jack (17) respectively, its left end links to each other with right upset seat (10), and right-hand member links to each other with displacement transducer (18); On the oil circuit of hydraulic jack (17), be provided for the fast advance and retreat preheating of control piston (15), the hydraulic efficiency servo-valve (19) that burns and glisten, with the upset valve (14) that is used for quick upset; The right upset steel seat (10) of hydraulic pressure upsetting machine (6) is positioned on the rolling guide piece, and the fast advance and retreat of hydraulic jack (17) and high speed upset are worked in coordination with hydraulic efficiency servo-valve (19) and upset valve (14) by displacement transducer (18) and finished.
7, device as claimed in claim 4, it is characterized in that: on the deburring oil cylinder (21) of hydraulic pressure deburring device (3), piston rod (23) is arranged, right-hand member at piston rod (23) connects deburring knife bar (24), right-hand member at deburring knife bar (24) connects deburring cutter (26), the right-hand member of piston rod (23) is equipped with displacement transducer (20), at the middle part of deburring knife bar (24) oscillating oil cylinder (25) is housed, utilizes sphere oscillating bearing jointed shaft (28) to interconnect at the left end and the piston rod (23) of deburring knife bar (24); F.F., cutting and the rewind down of deburring oil cylinder (21) cooperated with servo valve (29) by displacement transducer (20) to be finished.
8, device as claimed in claim 4 is characterized in that: go up the vertical lift oil cylinder (42) that installation can be swung in left and right electrode head device (4), (5); With forward and backward horizontal clamping cylinder (52), (48), hinged delta link (52), (47) on the piston rod of forward and backward horizontal clamping cylinder, the other end of delta link and horizontal clamp arm (50), (45) are hinged, and the middle part of delta link (P1), (P2) are hinged on the left and right electrode head device.
9, device as claimed in claim 4, it is characterized in that: swivelling pipe mechanism (12) is being installed by the welding position of weldering chain link (C) left side, in swivelling pipe mechanism (12), there is an articulated joint (59) rear end of swivelling pipe (57), and articulated joint (59) is hinged with the piston rod (55) of rotational fuel tank (56); The rotating rod of clamping chain link (58) is fixed on the swivelling pipe (57), and passes the two ends of swivelling pipe (57).
10, device as claimed in claim 4 is characterized in that: elevator mechanism (13) is made up of with the anvil block (62) that is hinged on the piston rod (61) hoist cylinder (60) and piston rod (61) thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100381070A CN100439005C (en) | 2006-01-27 | 2006-01-27 | Full automatic hydraulic flash butt welding method of metal circular ring chain and apparatus thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100381070A CN100439005C (en) | 2006-01-27 | 2006-01-27 | Full automatic hydraulic flash butt welding method of metal circular ring chain and apparatus thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1806992A true CN1806992A (en) | 2006-07-26 |
| CN100439005C CN100439005C (en) | 2008-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100381070A Active CN100439005C (en) | 2006-01-27 | 2006-01-27 | Full automatic hydraulic flash butt welding method of metal circular ring chain and apparatus thereof |
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| CN (1) | CN100439005C (en) |
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| CN100439005C (en) | 2008-12-03 |
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Assignee: Wuxi Fawkes fluid control system Co., Ltd. Assignor: Wang Hongjun Contract fulfillment period: 2009.3.3 to 2026.1.26 contract change Contract record no.: 2009320000243 Denomination of invention: Full automatic hydraulic flash butt welding method of metal circular ring chain and apparatus thereof Granted publication date: 20081203 License type: Exclusive license Record date: 2009.3.6 |
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Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.3.3 TO 2026.1.26; CHANGE OF CONTRACT Name of requester: WUXI FUKESI FLUID CONTROL SYSTEM CO., LTD. Effective date: 20090306 |
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Change date: 20120523 Contract record no.: 2009320000243 Assignee after: Wuxi Fox Mine Machinery Manufacturing Co., Ltd. Assignee before: Wuxi Fawkes fluid control system Co., Ltd. |