CN206047312U - A kind of large-scale supporting roller built-up welding work station - Google Patents
A kind of large-scale supporting roller built-up welding work station Download PDFInfo
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- CN206047312U CN206047312U CN201620901563.2U CN201620901563U CN206047312U CN 206047312 U CN206047312 U CN 206047312U CN 201620901563 U CN201620901563 U CN 201620901563U CN 206047312 U CN206047312 U CN 206047312U
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Abstract
This utility model is related to a kind of large-scale supporting roller built-up welding work station, including roller support meanss, roll driving apparatus, on-line heating system, welding system and flux restoring system, and support roller is positioned by roller support device, and being rotated by roll driving apparatus；The gate-type heating mantles of on-line heating system is covered in outside support roller and forms enclosing cover, and cover body inwall is provided with heat-insulation layer and sensing electric heater unit, and welding gun can be stretched into after vertically moving in gate-type heating mantles cover body；Gate-type heating mantles bottom sets flux restoring system.In this utility model, support roller in enclosing cover is heated and is incubated, and the welding simultaneously of multigroup welding mechanism simultaneously can reclaim solder flux automatically, can realize the continuous process such as online preheating, welding, insulation and the temper of large-scale supporting roller；Easy to operate, high degree of automation, temperature control are accurate, are conducive to improving the surfacing quality of support roller, improve remediation efficiency, filled up the blank of the technology.
Description
Technical field
This utility model is related to large-scale supporting roller technology for repairing surfacing field, more particularly to a kind of large-scale supporting roller heap welder
Stand.
Background technology
As present-day mill is to maximization, high speed, automation direction development, the requirement to support roller is also increasingly
It is high.In actual production, support roller is one of vitals on each production line, and each heavy steel rolling mill will be consumed every year
A large amount of base parts.In order to reduce production cost, extend the service life of support roller, generally to propping up by the way of roll surface built-up welding
Support roller is repaired so as to can be reused.
For prior art, the Bead weld repair work difficulty of large-scale supporting roller is larger, and its Major Difficulties is support roller
On-line heating problem, due to being difficult to closed heating, exposing aerial mode of heating makes which radiate quickly, it is difficult to
Welding temperature is reached, the welding below standard temperature makes support roller show that stress becomes big, and support roller easily goes out in welding process
Existing slight crack, welding success rate are very low.
The content of the invention
This utility model provides a kind of large-scale supporting roller built-up welding work station, possesses adjustable support roller and supports and drive
System, support roller in enclosing cover are heated and are incubated, and the welding simultaneously of multigroup welding mechanism simultaneously can reclaim solder flux, Neng Goushi automatically
Show the continuous process such as online preheating, welding, insulation and the temper of large-scale supporting roller；Easy to operate, automaticity
High, temperature control is accurate, is conducive to improving the surfacing quality of support roller, improves remediation efficiency, filled up the blank of the technology.
In order to achieve the above object, this utility model employs the following technical solutions realization：
A kind of large-scale supporting roller built-up welding work station, including roller support meanss, roll driving apparatus, on-line heating system, welding
System and flux restoring system, support roller are positioned by roller support device, and being rotated by roll driving apparatus；Institute
Stating on-line heating system includes gate-type heating mantles, and gate-type heating mantles is covered in outside support roller and forms enclosing cover, cover body inwall
Heat-insulation layer and sensing electric heater unit are provided with, thermocouple in cover body, is set, covering on top sets welding gun entrance；Position corresponding with welding gun entrance
The gate-type heating mantles top put sets welding system and infrared scanner, and the wherein welding gun of welding system can be stretched into after vertically moving
In gate-type heating mantles cover body；Gate-type heating mantles bottom sets flux restoring system, and flux restoring system includes vibrosieve, flux restoring
Box, solder flux machine for automatically recovering and solder flux storage tank, gate-type heating mantles bottom set movable hearth furnace bottom baffle, and movable hearth furnace bottom baffle is moved
Gate-type heating mantles bottom is made to form welding slag dropping channel after dynamic；Vibrosieve is placed in the lower section of welding slag dropping channel, vibrating screen mesh
Lower section sets flux restoring box, and flux restoring box connects solder flux storage tank by solder flux machine for automatically recovering.
The roller support meanss are Anti-moving turning rolls, using hydraulic pressure or Mechanical Driven.
The roll driving apparatus are main spindle box；Main spindle box is provided with servomotor and huge revolving bearing, huge revolving axle
The inner ring for holding inlays large modulus gear ring and the meshed transmission gear on servo motor output shaft, and the inner ring of huge revolving bearing passes through
Scalable Hooks coupling universal coupling is connected transmission with heavy chuck, and heavy chuck is used for the support roller side roll neck that is installed.
The main spindle box can be vertically moved up or down and move along support roller axis direction；Door-shaped frame is provided with the outside of main spindle box, it is main
Axle box both sides are set slide block and are engaged with the guide rail on door-shaped frame column, are set on screw and door-shaped frame crossbeam at the top of main spindle box
Leading screw is engaged, and is driven by the lifting motor at the top of door-shaped frame, and main spindle box is capable of achieving vertical lift；Main spindle box bottom
Portion sets running mechanism, can move along support roller axis direction under the driving of running motor；Main spindle box bottom sets hand-worked lift,
It is locked afterwards for rising in main spindle box in place.
The gate-type heating mantles is by anterior cover body, middle part cover body, rear portion cover body, overhead gage, lower baffle plate and movable hearth furnace bottom
Baffle plate collectively constitutes enclosed construction, and composition detachably connected with anterior cover body and rear portion cover body is led respectively at middle part cover body two ends
Cover body；Overhead gage forms baffle plate with lower baffle plate along horizontal median axis subdivision after combination；Movable hearth furnace bottom baffle is 2 pieces, along cover body
Axisymmetrical is arranged, and can be moved with cover body axis vertical direction on edge respectively；The main cover body both sides of gate-type heating mantles are respectively mounted
Several pulleys, pulley are driven by reducing motor, and gate-type heating mantles main cover body edge can be driven to set with gate-type heating mantles diameter parallel
The slide put；Lower baffle plate is fixed on equipment base with track, and overhead gage is detachably connected with lower baffle plate.
The middle part cover body is provided with different lengths specification, is respectively used to support the use during different size support roller built-up welding.
It is divided into multiple thermals treatment zone inside the gate-type heating mantles, each thermal treatment zone is respectively provided with sensing electric heater unit；Sense
Electric heater unit is answered to be made up of resistor, iron staff and power supply, star of the resistor in each thermal treatment zone according to three-phase alternating current
Structural wiring；Iron staff is fixed on cover body through cover body heat-insulation layer, outside suit ceramic dustcoat；Resistor is passed through with external power source
Iron staff is connected；The sensing electric heater unit of each thermal treatment zone is controlled respectively；Thermocouple, thermoelectricity are respectively equipped with each thermal treatment zone
Even, infrared scanner and sensing electric heater unit be connecteds with heating control system respectively, heating control system for single-chip microcomputer or
PLC。
The welding system includes that array may move welding mechanism, and per group of removable welding mechanism is by welding tractor, weldering
Rifle, welding gun moving apparatus, welding gun water cooling plant, welding wire conveying device, flux transport equipment composition, each group welding gun connect weldering respectively
Gun controller.
Compared with prior art, the beneficial effects of the utility model are：
1) possess adjustable support roller support and drive system, be driven using high-power servomotor, support roller with
Connected by scalable Hooks coupling universal coupling between main spindle box, speed-regulating range width big with staring torque is easy to control, and regulation of mental activities is simple
The advantages of；Support roller is supported using adjustable Anti-moving turning rolls, it is to avoid the welding deposition gold for skidding, throwing switch and cause occur
Category is rewelded, and catches up with the phenomena impair surfacing quality such as heap out-of-flatness, stability of rotation during support roller built-up welding, does not creep, does not throw switch, carries energy
Power is big, rotating torque is little, can stepless time adjustment；
2) on-line heating and insulation is realized automatically controlling by PID regulator+two-way controllable module, and robot control system(RCS) can be to online
Heating, attemperator carry out monitor in real time and regulation, it is ensured that the interlayer temperature and quality when roll is welded；
3) using the welding simultaneously of multigroup moveable welding mechanism, wherein necked part is set by CMT pulsed cold weldings for built-up welding
Standby to complete, high-power water-cooling welding gun is capable of achieving the continuous built-up welding of long-time；Welding manner can adopt spiral or step-by-step movement built-up welding,
Can individual pen boxing, axial straight line welding and spot welding filling-up hole；According to voltage when the default starting the arc of welding process requirement, receipts arc, built-up welding,
Wire feed rate and receipts arc time, you can automatically adjust, welding process continuous-stable, provide for large-scale roller surfacing quality solid
Guarantee；
4) it is capable of achieving while the automatic transport of multiple welding head solder flux, welding is while carry out Automatic sieve to solder flux and welding slag
Divide and reclaim；
5) using intelligent full-automatic control system, large-scale supporting roller built-up welding work station is carried out comprehensively effectively to control automatically
System and automatically monitoring；Online preheating, welding, insulation and the temper technical process of large-scale supporting roller can be continuously realized, from
Dynamicization degree is high, and integration is good；
6) possess welding, driving, heating, flux delivery and reclaimer failure real-time detection alarming function, it is ensured that equipment
Operation safety and stability reliability.
Description of the drawings
Fig. 1 is the front view of large-scale supporting roller built-up welding work station described in the utility model.
Fig. 2 is the side view of large-scale supporting roller built-up welding work station described in the utility model.
Fig. 3 is the front view of main spindle box described in the utility model and portal frame.
Fig. 4 is the rearview of Fig. 3.
Fig. 5 is the top view of Fig. 3.
Fig. 6 is the side view of Fig. 3.
Fig. 7 is the A-A sectional views in Fig. 1.
Fig. 8 is the structural representation of gate-type heating mantles described in the utility model.
Fig. 9 is the main view profile of gate-type heating mantles described in the utility model.
Figure 10 is the cross-sectional view of gate-type heating mantles described in the utility model.
In figure：1. 4. mobile work platform of the heavy chuck of 2. main spindle box of servomotor 3., 5. support roller 6.
7. infrared scanner of gate-type heating mantles, 8. Anti-moving turning rolls, 9. 10. scalable Hooks coupling universal coupling of track, 11. huge revolving
16. slide block of bearing 12. door-shaped frame, 13. running motor, 14. lifting motor, 15. large modulus gear ring, 17. leading screw 18. can
Cover body 21. welding gun entrance in cover body 20-3. rear portions in the middle part of 19. vibrosieve 20-1. front portion cover body 20-2. of mobile furnace bottom baffle plate
22. overhead gage, 23. lower baffle plate, 24. pulley, 25. reducing motor, 26. iron staff 27. senses 28. thermocouple of electric heater unit
29. thermal treatment zone 30. window viewport, 31. heat-insulation layer, 32. blower fan
Specific embodiment
Below in conjunction with the accompanying drawings specific embodiment of the present utility model is described further：
As shown in Fig. 1-Fig. 2, it is a kind of structural representation of large-scale supporting roller built-up welding work station described in the utility model.This
A kind of large-scale supporting roller built-up welding work station described in utility model, including roller support meanss, roll driving apparatus, on-line heating system,
Welding system and flux restoring system, support roller 5 are positioned by roller support device, and can be turned under the driving of roll driving apparatus
It is dynamic；The on-line heating system includes gate-type heating mantles 6, and gate-type heating mantles 6 is covered in outside support roller 5 and forms enclosing cover,
Cover body inwall is provided with heat-insulation layer 31 and sensing electric heater unit 27, and thermocouple 28 is set in cover body, and covering on top sets welding gun entrance 21；
Welding system and infrared scanner 7, the wherein weldering of welding system are set with 6 top of gate-type heating mantles of 21 correspondence position of welding gun entrance
Rifle can be stretched into after vertically moving in 6 cover body of gate-type heating mantles；6 bottom of gate-type heating mantles sets flux restoring system, flux restoring
System includes vibrosieve 19, flux restoring box, solder flux machine for automatically recovering and solder flux storage tank, and 6 bottom of gate-type heating mantles sets removable
Dynamic furnace bottom baffle plate 18, movable hearth furnace bottom baffle 18 make 6 bottom of gate-type heating mantles form welding slag dropping channel after moving；Vibrosieve 19
The lower section of welding slag dropping channel is placed in, flux restoring box below 19 screen cloth of vibrosieve, is set, flux restoring box is returned automatically by solder flux
Receipts machine connects solder flux storage tank.
The roller support meanss are Anti-moving turning rolls 8, using hydraulic pressure or Mechanical Driven.(as shown in Figure 7)
As shown in figures 3 to 6, the roll driving apparatus are main spindle box 2；Main spindle box 2 is provided with servomotor 1 and large-scale time
Rotating shaft holds 11, and the inner ring of huge revolving bearing 11 is inlayed large modulus gear ring 15 and engages biography with the gear on 1 output shaft of servomotor
Dynamic, the inner ring of huge revolving bearing 11 is connected transmission, heavy four paws with heavy chuck 3 by scalable Hooks coupling universal coupling 10
Chuck 3 is used for the 5 side roll neck of support roller that is installed.
The main spindle box 2 can be vertically moved up or down and move along 5 axis direction of support roller；Door-shaped frame is provided with the outside of main spindle box 2
12,2 both sides of main spindle box are set slide block 16 and are engaged with the guide rail on 12 column of door-shaped frame, and screw and door shape are set at the top of main spindle box 2
Leading screw 17 on 12 crossbeam of framework is engaged, and is driven by the lifting motor 14 at the top of door-shaped frame 12, and main spindle box 2 can
Realize vertical lift；2 bottom of main spindle box sets running mechanism, can move along 5 axis direction of support roller under the driving of running motor 13
It is dynamic；2 bottom of main spindle box sets hand-worked lift, is locked afterwards for rising in main spindle box 2 in place.
As Figure 8-Figure 10, the gate-type heating mantles 6 is by anterior cover body 20-1, middle part cover body 20-2, rear portion cover body 20-
3rd, overhead gage 22, lower baffle plate 23 and movable hearth furnace bottom baffle 18 collectively constitute enclosed construction, middle part cover body 20-2 two ends difference
With anterior cover body 20-1 and the detachably connected composition main cover bodies of rear portion cover body 20-3；Overhead gage 22 is with lower baffle plate 23 along level
Axis subdivision, forms baffle plate after combination；Movable hearth furnace bottom baffle 18 be 2 pieces, along cover body axisymmetrical arrange, and can respectively along with
Cover body axis vertical direction is moved；The main cover body both sides of gate-type heating mantles 6 are respectively mounted several pulleys 24, and pulley 24 is by the electricity that slows down
Machine 25 drives, and 6 main cover body of gate-type heating mantles can be driven to slide along the track 9 arranged with 6 diameter parallel of gate-type heating mantles；Lower block
Plate 23 is fixed on equipment base with track 9, and overhead gage 22 is detachably connected with lower baffle plate 23.
The middle part cover body 20-2 is provided with different lengths specification, supporting when being respectively used to different size 5 built-up welding of support roller to make
With.
As shown in figure 9, being divided into multiple thermals treatment zone 29 inside the gate-type heating mantles 6, each thermal treatment zone 29 is respectively provided with sense
Answer electric heater unit 27；Sensing electric heater unit 27 is made up of resistor, iron staff 26 and power supply, the resistance in each thermal treatment zone 29
Band is connected up according to the star structure of three-phase alternating current；Iron staff 26 is fixed on cover body through cover body heat-insulation layer 31, outside suit pottery
Porcelain housing；Resistor is connected by iron staff 26 with external power source；The sensing electric heater unit 27 of each thermal treatment zone 29 is controlled respectively；
Be respectively equipped with thermocouple 28 in each thermal treatment zone 29, thermocouple 28, infrared scanner 7 and sensing electric heater unit 27 respectively with plus
Thermal control system connects, and heating control system is single-chip microcomputer or PLC.
The welding system includes that array may move welding mechanism, and per group of removable welding mechanism is by welding tractor, weldering
Rifle, welding gun moving apparatus, welding gun water cooling plant, welding wire conveying device, flux transport equipment composition, each group welding gun connect weldering respectively
Gun controller.
A kind of operational approach of large-scale supporting roller built-up welding work station described in the utility model, comprises the steps:
1) roller support meanss are located in the middle of gate-type heating mantles track 9, near 2 side of main spindle box；Large-scale supporting roller 5 is lifted
In roller support meanss, adjustment carrying roller height and angle make 5 axle center level of support roller；Adjustment main spindle box 2 position so as on weight
Type chuck 3 is concentric with support roller 5, is fixedly connected 5 one end roll neck of support roller by heavy chuck 3, on main spindle box 2
Servomotor 1 can drive support roller 5 to rotate；
2) specification according to support roller 5, selects the length of cover body 20-2 in the middle part of gate-type heating mantles, after installing main cover body,
Start the reducing motor 25 of main cover body both sides, main cover body is moved to above support roller 5, and together with overhead gage 22, lower baffle plate 23
Composition cover body；Welding gun entrance 21 and the capping at viewing window 30 are covered, movable hearth furnace bottom baffle 18 is closed, is made gate-type heating mantles 6
Cover body is in closed state；
3) start the sensing electric heater unit 27 of each thermal treatment zone 29, support roller 5 is preheated and interlayer heating, heating
Speed is set as 8～12 DEG C/h, when cover body temperature is 400～500 DEG C, reaches preheating standard, and preheating is completed；
4) when welding, manipulate each welding gun and stretch into from welding gun entrance 21 in 6 cover body of gate-type heating mantles, support roller 5 is being led
Axle box servomotor 1 is rotated by, and velocity of rotation is enclosed for 6～10min/；During welding, many welding guns simultaneously or independently can work,
Every welding gun carries out built-up welding in respective region, until it reaches repair till requiring；Welding is simultaneously by movable hearth furnace bottom baffle 18
Open, start flux restoring system, the residue produced in welding process is fallen in vibrosieve 19 naturally, and granule is little and uniform
Unburned solder flux is entered in flux restoring box after 19 screen cloth of vibrosieve, is passed through under the suction function of solder flux machine for automatically recovering
Pipeline enters solder flux storage tank；When needing using solder flux in solder flux storage tank, air compressor starts, and will be welded using malleation
In the welding flux box reclaimed in solder flux injection welding gun in agent storage tank, the solder flux in welding flux box can be automatically injected in welding gun, realized
Solder flux is reused；
5), during built-up welding, real-time detection is carried out to 5 body of roll temperature of support roller using infrared scanner 7, and continuously scans the body of roll
The temperature of each point draws temperature curve and colored thermograph；Support roller 5 is arbitrarily divided into into 3 sectors and then 3 areas are controlled
The temperature in domain, when the temperature for detecting is less than 400 DEG C of setting value, 27 automatic of sensing electric heater unit of corresponding region is entered
Row heating, till temperature is up to standard；Whole process carries out intelligent temperature control using PID close-loop control modes, until welding
Terminate；
6) first time slow cooling is carried out after the completion of welding job, slow cooling, slow cooling is carried out using the speed same with programming rate
Welding gun is removed into gate-type heating mantles 6 before starting, 6 cover body of gate-type heating mantles is reclosed；By using PID closed loop controls, controlling
Cooling rate in cover body；
7), after first time slow cooling terminates, again support roller 5 is heated, with eliminate in welding process new resurfacing welding material with
Stress between original material, is allowed to more preferably fusion by high-temperature process；Programming rate is 8～12 DEG C/h, when cover body temperature
Stop heating when reaching 550～580 DEG C, be incubated 15～20 hours；
8) by the way of second slow cooling is same when with first time slow cooling, until during case temperature≤50 DEG C, second
Annealing process terminates, now 5 temperature near room temperature of support roller；
9) on-line heating system is closed, removes both sides overhead gage 22, by 6 main cover body of gate-type heating mantles from 5 top of support roller
Remove, the Bead weld repair process of whole support roller 5 terminates.
Can be using spiral or step-by-step movement built-up welding during built-up welding, also can individual pen boxing, axial straight line welding or spot welding filling-up hole；Root
According to welding process requirement setting welding route, the voltage when starting the arc, receipts arc, built-up welding, wire feed rate and receipts arc time, by welding gun control
Device processed controls each welding gun and is automatically performed weld deposit process.
This utility model disclosure satisfy that more than 20 tons, less than 80 tons, heap of the diameter less than the large-scale supporting roller of 1800mm
Repair welding is required again.
In this utility model, U.S.'s Lincoln's welding gun is preferentially selected, welding bead overlap joint is good, smooth, without slag inclusion pore；Can monofilament
Or mariages list arc built-up welding, do not swing submerged arc overlay welding.The source of welding current adopts U.S.'s Lincoln's AC/DC-1000A power supplys, supporting MAX19 welderings
Controller and MAX29 wire-feed motors are connect, can be according to welding procedure actual requirement using direct current, AC welding (alternating current-direct current welding conversion
Can carry out in welding), can also be welded using exchange asymmetric waveform mode.Welding wire can use Ф 2.4mm～Ф 5.0mm medicated core
Or solid welding wire.
The important technological parameters of welding mechanism are as follows：
Adapt to welding wire：Medicated core or solid welding wire；
Welding wire specification：
Diameter of work：
Maximum length of workpiece：≤18000(mm)；
Maximum workpiece weight：≤20(T)；
Welding job electric current：200～1000 (A)；
Welding job voltage：20～44 (V)；
Main shaft working speed：0.119～0.9r/min；
The welding gun amplitude of oscillation：15～50/mm；
Welding gun wobble frequency：10～50 times/min.
In order to be adapted to the built-up welding operation of different-diameter large-scale supporting roller, roller support meanss adopt adjustable Anti-moving turning rolls
8,5 one side shaft journal of support roller is installed on 2 side of main spindle box by heavy chuck 3, is driven by servomotor 1.Anti-moving
Turning rolls 8 preferentially adopts fluid pressure type Anti-moving turning rolls, by 2 groups of symmetrically arranged roller racks, support, for supporting, lift
And change the hydraulic system composition of carrying roller angle.In order to prevent because 5 continuous one direction of support roller rotates caused axial float,
The 2 groups of carrying rollers for supporting in front and back are respectively adopted the regulation of lever type hydraulic holding mechanism, change roller rack angle by hydraulic cylinder lifting
Degree, 2 hydraulic cylinders are servo hydraulic cylinder, are outside one's consideration except adjustment angle is participated in, and can also be examined by the laser displacement sensor of shaft end
The exclusive signal and feedback of survey forms closed-loop control system, adjusts the lifting of 2 hydraulic cylinders, corrects axial displacement in time, and which is repaiied
The degree of accuracy of 5 axial float precision of positive support roller can reach<1mm.
The main body of main spindle box 2 is steel construction cover body, and huge revolving bearing 11 and heavy chuck are mounted with main spindle box 2
3 transmissions for being used for support roller and positioning.Large modulus gear ring 15 is inlaid with 11 inner ring of huge revolving bearing, by with servomotor
Meshed transmission gear on 1 output shaft is realized driving and stepless speed regulation.11 inner ring of huge revolving bearing and heavy chuck 3 it
Between by the connection transmission of scalable Hooks coupling universal coupling 10, scalable Hooks coupling universal coupling 10 and 11 inner ring of huge revolving bearing and heavy type
Connected by flange between chuck 3.
Main spindle box 2 vertically can be moved, and its jacking system is by the slide block 16 and door-shaped frame for being located at 2 both sides of main spindle box
The slide mechanism that guide rail on 12 liang of heel posts is constituted, and two leading screws 17 being symmetrically installed on the crossbeam of door-shaped frame 12
Collectively constitute with the spiral lifting mechanism of the composition of 2 top screw of main spindle box, it is horizontal that lifting motor 14 is mounted in door-shaped frame 12
A Worm reduction motor on beam, running motor 13 are mounted in a cycloidal-pin wheel deceleration electricity of 2 bottom of main spindle box
Machine.
2 bottom of main spindle box is connected with a pair of hand-worked lifts being fixed on 6 support of gate-type heating mantles, in main spindle box 2
After position adjustment in place, manually main spindle box 2 is fixed by elevator from bottom, it is to avoid the screw being suspended on main spindle box 2 is received
Damage.
Being provided with above support roller built-up welding station can be more along the large-scale mobile work platform 4 for supporting roll axis vertical movement
Head welding mechanism, wire feeder structure, flux delivery mechanism, solder flux machine for automatically recovering, welding gun water-cooling system, electrical control cabinet
With whole umbilical lines all on mobile work platform 4.Mobile work platform 4 can be moved integrally, convenient to support
Roller 5 is installed, and uses special hanger hoisting large-size support roller 5 using large lifting equipment.Being provided with mobile work platform 4 can
Multigroup welding mechanism of three-axis moving is carried out, wherein welding gun travel mechanism will be carried out in gate-type heating mantles 6 certainly for welding gun is inserted
Dynamic built-up welding, and individually welding gun can be extracted out from stove at any time, change ignition tip, wire feed rolls and welding wire, and the maintenance for carrying out equipment.
In the process other welding guns can normal work, as 5 autobiography speed of support roller is 6～10min/ circles, therefore of short duration welding gun
Maintenance does not affect being normally carried out for support roller built-up welding；The water cooling tube that welding gun water-cooling system is injected cold water in welding gun by water pump
Heat is reduced by road, cold water, and Butt welding gun plays good thermolysis.It is additionally provided with the crossbeam of mobile work platform 4 infrared
Scanner 7 is for being monitored to 5 heating-up temperature of support roller.
Preheating and interlayer heating for whole support roller 5 is completed by sensing electric heater unit 27, using red
The temperature of 7 real-time detection support roller of outer scanner, the temperature that can continuously scan body of roll each point draw out temperature curve and colour
Thermograph.5 body of roll of support roller is arbitrarily divided into into three sectors and then the temperature in these three regions is monitored respectively, when detecting
When some region of temperature is less than 400 DEG C of setting value, the sensing electric heater unit 27 in the automatic region is heated, until
Till temperature is up to standard.Whole process adopt PID close-loop control modes, it is intelligentized by temperature control in the reasonable scope.
In the whole built-up welding course of work, by advance the bead-welding technology parameter of support roller 5 is carried out by control system
Setting, is capable of achieving the Automated condtrol of overall process, and operator only in control Indoor Video real-time parameter, and need to can pass through gate-type
The welding situation inside the observation cover body of viewing window 30 on heating mantles 6.Therefore high degree of automation, greatly reduce operator
Labor intensity, optimize working environment, realize production process control it is accurate errorless, also substantially increase repairing for support roller
Compound body amount and efficiency.
The above, only this utility model preferably specific embodiment, but protection domain of the present utility model is not
Be confined to this, any those familiar with the art in the technical scope that this utility model is disclosed, according to this practicality
New technical scheme and its utility model design in addition equivalent or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (8)
1. a kind of large-scale supporting roller built-up welding work station, it is characterised in that including roller support meanss, roll driving apparatus, on-line heating
System, welding system and flux restoring system, support roller are positioned by roller support device, and can be in the driving of roll driving apparatus
Lower rotation；The on-line heating system includes gate-type heating mantles, and gate-type heating mantles is covered in outside support roller and forms enclosing cover,
Cover body inwall is provided with heat-insulation layer and sensing electric heater unit, and thermocouple is set in cover body, and covering on top sets welding gun entrance；Enter with welding gun
The gate-type heating mantles top of mouth correspondence position sets welding system and infrared scanner, and the wherein welding gun of welding system vertically can moved
Stretch in gate-type heating mantles cover body after dynamic；Gate-type heating mantles bottom sets flux restoring system, flux restoring system include vibrosieve,
Flux restoring box, solder flux machine for automatically recovering and solder flux storage tank, gate-type heating mantles bottom set movable hearth furnace bottom baffle, movable hearth furnace
Gate-type heating mantles bottom is made to form welding slag dropping channel after bottom baffle movement；Vibrosieve is placed in the lower section of welding slag dropping channel, shakes
Flux restoring box is set below dynamic sieve screen cloth, flux restoring box connects solder flux storage tank by solder flux machine for automatically recovering.
2. a kind of large-scale supporting roller built-up welding work station according to claim 1, it is characterised in that the roller support meanss are
Anti-moving turning rolls, using hydraulic pressure or Mechanical Driven.
3. a kind of large-scale supporting roller built-up welding work station according to claim 1, it is characterised in that the roll driving apparatus are
Main spindle box；Main spindle box is provided with servomotor and huge revolving bearing, the inner ring of huge revolving bearing inlay large modulus gear ring with
Meshed transmission gear on servo motor output shaft, the inner ring of huge revolving bearing is by scalable Hooks coupling universal coupling and heavy four
Dog chuck connection transmission, heavy chuck are used for the support roller side roll neck that is installed.
4. a kind of large-scale supporting roller built-up welding work station according to claim 3, it is characterised in that the main spindle box can be vertical
Lift and move along support roller axis direction；Door-shaped frame is provided with the outside of main spindle box, main spindle box both sides set slide block and door-shaped frame
Guide rail on column is engaged, and sets screw and be engaged with the leading screw on door-shaped frame crossbeam at the top of main spindle box, by installed in door
The lifting motor of shape frame roof drives, and main spindle box is capable of achieving vertical lift；Main spindle box bottom sets running mechanism, in running motor
Driving under can move along support roller axis direction；Main spindle box bottom sets hand-worked lift, for after main spindle box rises in place
It is locked.
5. a kind of large-scale supporting roller built-up welding work station according to claim 1, it is characterised in that the gate-type heating mantles by
Anterior cover body, middle part cover body, rear portion cover body, overhead gage, lower baffle plate and movable hearth furnace bottom baffle collectively constitute enclosed construction, in
Portion cover body two ends respectively with anterior cover body and the detachably connected composition main cover body of rear portion cover body；Overhead gage is with lower baffle plate along level
Axis subdivision, forms baffle plate after combination；Movable hearth furnace bottom baffle be 2 pieces, along cover body axisymmetrical arrange, and can respectively along with
Cover body axis vertical direction is moved；The main cover body both sides of gate-type heating mantles are respectively mounted several pulleys, and pulley is driven by reducing motor
It is dynamic, and gate-type heating mantles main cover body can be driven along the slide arranged with gate-type heating mantles diameter parallel；Lower baffle plate and track
It is fixed on equipment base, overhead gage is detachably connected with lower baffle plate.
6. a kind of large-scale supporting roller built-up welding work station according to claim 5, it is characterised in that the middle part cover body is provided with
Different lengths specification, is respectively used to support the use during different size support roller built-up welding.
7. a kind of large-scale supporting roller built-up welding work station according to claim 1, it is characterised in that in the gate-type heating mantles
Part is multiple thermals treatment zone, and each thermal treatment zone is respectively provided with sensing electric heater unit；Sensing electric heater unit is by resistor, iron staff
And power supply composition, star structure wiring of the resistor in each thermal treatment zone according to three-phase alternating current；Iron staff is incubated through cover body
Layer is fixed on cover body, outside suit ceramic dustcoat；Resistor is connected by iron staff with external power source；The sensing of each thermal treatment zone
Electric heater unit is controlled respectively；Thermocouple, thermocouple, infrared scanner and sensing electrical heating dress are respectively equipped with each thermal treatment zone
Put and be connected with heating control system respectively, heating control system is single-chip microcomputer or PLC.
8. a kind of large-scale supporting roller built-up welding work station according to claim 1, it is characterised in that the welding system includes
Array may move welding mechanism, and per group of removable welding mechanism is by welding tractor, welding gun, welding gun moving apparatus, welding gun water-cooled
Device, welding wire conveying device, flux transport equipment composition, each group welding gun connect welding gun controller respectively.
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| CN201620901563.2U CN206047312U (en) | 2016-08-19 | 2016-08-19 | A kind of large-scale supporting roller built-up welding work station |
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| CN201620901563.2U CN206047312U (en) | 2016-08-19 | 2016-08-19 | A kind of large-scale supporting roller built-up welding work station |
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| CN206047312U true CN206047312U (en) | 2017-03-29 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106141375A (en) * | 2016-08-19 | 2016-11-23 | 辽宁天利再造科技股份有限公司 | A kind of large-scale supporting roller built-up welding work station and operational approach thereof |
| CN107009082A (en) * | 2017-04-25 | 2017-08-04 | 无锡市明骥智能机械有限公司 | Possesses the turning rolls of preheating dedusting function |
| CN108127302A (en) * | 2018-01-22 | 2018-06-08 | 宁夏特鑫焊接热喷涂有限公司 | Movable roller press roll shaft REPAIR WELDING device |
| CN110702876A (en) * | 2019-09-19 | 2020-01-17 | 徐州江恒能源科技有限公司 | System for testing whole process of gas-water migration of rock-soil mass under deep multi-field coupling effect |
| WO2020103452A1 (en) * | 2018-11-21 | 2020-05-28 | 青岛科技大学 | Electromagnetic induction heating device for surfacing and preheating rotor surface of internal mixer |
| CN118218732A (en) * | 2024-05-23 | 2024-06-21 | 东方法马通核泵有限责任公司 | Heating device and method for cylindrical workpiece surface overlaying |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106141375A (en) * | 2016-08-19 | 2016-11-23 | 辽宁天利再造科技股份有限公司 | A kind of large-scale supporting roller built-up welding work station and operational approach thereof |
| CN106141375B (en) * | 2016-08-19 | 2018-07-13 | 辽宁天利再造科技股份有限公司 | A kind of operating method of large-scale supporting roller built-up welding work station |
| CN107009082A (en) * | 2017-04-25 | 2017-08-04 | 无锡市明骥智能机械有限公司 | Possesses the turning rolls of preheating dedusting function |
| CN107009082B (en) * | 2017-04-25 | 2018-09-14 | 安徽广美钢业有限公司 | Has the turning rolls of preheating dedusting function |
| CN108127302A (en) * | 2018-01-22 | 2018-06-08 | 宁夏特鑫焊接热喷涂有限公司 | Movable roller press roll shaft REPAIR WELDING device |
| CN108127302B (en) * | 2018-01-22 | 2023-11-24 | 宁夏特鑫焊接热喷涂有限公司 | Welding repair device for roll shaft of movable roller press |
| WO2020103452A1 (en) * | 2018-11-21 | 2020-05-28 | 青岛科技大学 | Electromagnetic induction heating device for surfacing and preheating rotor surface of internal mixer |
| CN110702876A (en) * | 2019-09-19 | 2020-01-17 | 徐州江恒能源科技有限公司 | System for testing whole process of gas-water migration of rock-soil mass under deep multi-field coupling effect |
| CN118218732A (en) * | 2024-05-23 | 2024-06-21 | 东方法马通核泵有限责任公司 | Heating device and method for cylindrical workpiece surface overlaying |
| CN118218732B (en) * | 2024-05-23 | 2024-08-16 | 东方法马通核泵有限责任公司 | Heating device and method for cylindrical workpiece surface overlaying |
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