CN110328442A - A kind of hydraulic prop roll surface plasma surfacing machine - Google Patents
A kind of hydraulic prop roll surface plasma surfacing machine Download PDFInfo
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- CN110328442A CN110328442A CN201910690968.4A CN201910690968A CN110328442A CN 110328442 A CN110328442 A CN 110328442A CN 201910690968 A CN201910690968 A CN 201910690968A CN 110328442 A CN110328442 A CN 110328442A
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- 238000003466 welding Methods 0.000 claims abstract description 39
- 230000033001 locomotion Effects 0.000 claims abstract description 35
- 230000003028 elevating effect Effects 0.000 claims abstract description 15
- 239000003638 chemical reducing agent Substances 0.000 claims description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 51
- 239000000498 cooling water Substances 0.000 claims description 13
- 230000003044 adaptive effect Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 8
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 238000007514 turning Methods 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
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- 239000003245 coal Substances 0.000 abstract description 8
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract description 7
- 239000000956 alloy Substances 0.000 abstract description 7
- 229910045601 alloy Inorganic materials 0.000 abstract description 7
- 229910052804 chromium Inorganic materials 0.000 abstract description 6
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- 238000006467 substitution reaction Methods 0.000 abstract 1
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- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
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- 229910052786 argon Inorganic materials 0.000 description 4
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- 238000005476 soldering Methods 0.000 description 2
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- 230000002159 abnormal effect Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K10/00—Welding or cutting by means of a plasma
- B23K10/02—Plasma welding
- B23K10/027—Welding for purposes other than joining, e.g. build-up welding
Abstract
The present invention provides a kind of hydraulic prop roll surface plasma surfacing machines, including the double columns of plasma gun, work piece revolving platform cabinet, X-axis transverse motion device, Y-axis vertical shift telecontrol equipment, Z axis elevating movement device, powder feeder, wig-wag, housiung separator, rack, plant bottom case, removable tailstock, eclipser, electrical control cabinet, power supply integrated cabinet；The present invention utilizes powerful plasma arc, melted alloy powder, using the plating chromium process of plasma surfacing technique substitution high pollution, there are the advantages such as small investment, operating cost are low, easy to operate, resurfacing welding material range is wide compared to laser melting coating, field is remanufactured in coal machine to ask with great application potential, with the problem repaired with most economical means, the waste and old pillar plunger of effective solution and middle cylinder outer surface.
Description
Technical field
The invention belongs to technical field of the electromechanical equipment more particularly to coal machine remanufacture with plasma surfacing one kind it is hydraulic
Pillar roll surface plasma surfacing machine.
Background technique
Coal hydraulic prop for mine plunger and middle cylinder outer surface solve anti-corrosion and resistance to using plating chromium process in the prior art
Mill requires, but chromium process is electroplated and causes seriously to pollute, and is limited by national environmental protection, while it is thin to be electroplated chrome plating, corrosion resistance
Can be also undesirable, in order to extend pillar plunger and middle cylinder outer surface service life, enterprise's production cost is reduced, is repaired waste and old
Pillar plunger and middle cylinder outer surface use laser cladding process at present, though the technique is able to satisfy reparation and requires, initial cost
Greatly, production run high expensive.
Plasma arc powder surfacing method (plasma spray, PTA weldering), since plasma arc temperature high heat is concentrated, electric arc is special
Property and power it is controllable, good protective atmosphere and selectable hard-face overlaying welding material (alloy powder) range it is wide, it can be achieved that
Automatic surfacing implements the new process of plasma powder automatic surfacing corrosion and wear resistant alloy in coal hydraulic prop for mine roll surface, as long as
It grasps technique and implements correct operation, it is completely alternative to pay light deposition, with the branch that most economical means effective solution is waste and old
The problem that column plunger and middle cylinder outer surface are repaired, remanufactures field in coal machine and opens up a piece of new world.
Summary of the invention
For the elaboration of above-mentioned background technique, the present invention provides a kind of hydraulic prop roll surface plasma surfacing machine, utilizes powder
Last plasma surfacing technique replacing electroplating chromium process solves the technology that waste and old pillar plunger and middle cylinder outer surface are repaired and asks
Topic.
In order to achieve the above object, the invention provides the following technical scheme:
A kind of hydraulic prop roll surface plasma surfacing machine, including plasma gun, work piece revolving platform cabinet, the traversing fortune of X-axis
The double columns of dynamic device, Y-axis vertical shift telecontrol equipment, Z axis elevating movement device, powder feeder, wig-wag, housiung separator, rack are set
Standby pedestal, removable tailstock, eclipser, electrical control cabinet, power supply integrated cabinet；
The double columns of electrical control cabinet, power supply integrated cabinet, housiung separator, rack, work piece revolving platform cabinet are arranged at equipment bottom
On seat；
Track is arranged in plant bottom case, moves tailstock and is arranged on plant bottom case track；
X-axis transverse motion device is arranged above housiung separator, on the Y-axis supporting plate of X-axis transverse motion device setting,
Y-axis vertical shift telecontrol equipment is fixedly mounted, Y-axis vertical shift telecontrol equipment indulges column side by the Y-axis that Z axis elevating movement device is arranged
The engagement of wheel and rack be driven；
Z axis elevating movement device is fixed on Y-axis by Z axis connecting plate and indulges column front end, and powder feeding is arranged on Z axis lifting mullion
Supporting plate, powder feeder are fixedly mounted on powder feeding supporting plate, and Z axis goes up and down and connects wig-wag below mullion, and plasma gun is solid by collet
It is scheduled on wig-wag mobile pallet；
Electrical control cabinet by cable pass through drag chain respectively with X-axis transverse motion device, Y-axis vertical shift telecontrol equipment, Z axis
Elevating movement device, work piece revolving platform cabinet, plasma gun, powder feeder, wig-wag connection, powder feeder by powder feeding pipe with
Plasma gun connection；
Power supply integrated cabinet is divided into the upper and lower, and lower layer is cooling water tank, and the water inlet end of cooling water tank and water outlet are adopted
Connect with water pipe with plasma gun, upper layer is built-up welding power supply, non-arc power and the positive and negative anodes for turning arc power are separately connected etc. from
Sub- welding gun and work piece revolving platform cabinet.
Further include adaptive roller frame in above-mentioned technical proposal, the pedestal setting of adaptive roller frame in orbit,
Two groups of mandrils for capableing of free extension are fixed on pedestal, two jack ends connect support roller frame plate, and each mandril respective side placement can
Freely to adjust the tugboat of length, guarantee the roll surface of roller frame energy automatic attaching different-diameter in two dimensions of Z axis and Y-axis.
In above-mentioned technical proposal, the electrical control cabinet, power supply integrated cabinet are mounted on the left of plant bottom case, and rack is double vertical
Column is fixed on plant bottom case rear, and housiung separator, which is bolted, to be erected on the double columns of rack.
In above-mentioned technical proposal, the removable tailstock and work piece revolving platform cabinet are in alignment, are installed on equipment bottom
Seat right front.
In above-mentioned technical proposal, the removable tailstock include tailstock driving motor, tailstock gear reducer, gear, rack gear,
Thimble, the interior installation driving motor of the internal cavities of the removable tailstock and tailstock speed reducer, the driving electricity of phase asynchronous exchange
Machine is connect with tailstock speed reducer, and tailstock speed reducer output shaft connection gear, gear is engaged on the rack gear of track side, passes through
The rotation of driving motor, transmission gear move on rack gear, and thimble is mounted on above tailstock.
In above-mentioned technical proposal, the X-axis transverse motion device includes X-axis motor, traversing planetary reducer and traversing rolling
Ballscrew, X-axis motor coaxially couple with traversing planetary reducer, and traversing planetary reducer and traversing ball-screw pass through shaft coupling
Device is meshed, and by the rotation of X spindle motor, drives traversing ball screw turns by traversing planetary reducer.
In above-mentioned technical proposal, the Y-axis vertical shift telecontrol equipment include y-axis motor, vertical shift planetary reducer and gear with
Rack gear, y-axis motor are mounted on Y-axis and indulge on column side plate, and y-axis motor and vertical shift planetary reducer are directly coaxially connected, vertical shift planet
Speed reducer is connect with transmission gear by keyway, and gear indulges the gear on column with Y-axis and is meshed.
In above-mentioned technical proposal, the Z axis elevating movement device includes Z axis lifting mullion and Z axis motor and transmission dress
It sets, Z axis motor via reducer connects the lead screw on the inside of Z axis lifting mullion, and Z axis lifting mullion supporting plate is fixed in lead screw insertion
On nut on.
In above-mentioned technical proposal, the work piece revolving platform cabinet include three-jaw self-centering chuck, rotating disk, RV speed reducer,
Turntable motor, conduction brush, support cabinet, turntable motor coaxially engage with RV gapless speed reducer and are connected and installed in support cabinet
Right side, the output shaft of speed reducer end connect by keyway with rotating disk, and conduction brush is installed on rotating disk side, passes through bullet
Spring is in close contact conduction copper column with rotating disk always, and the conduction brush other end is connected by welding cable with arc power anode is turned
It connects, three-jaw self-centering chuck is fixed in rotating disk.
In above-mentioned technical proposal, observation window is installed on the eclipser, observation window is by the filter glass group that is arranged on aluminium frame
At.
In above-mentioned technical proposal, the built-up welding power supply on power supply integrated cabinet upper layer, including non-arc power, turn arc power, even
Wiring cable, non-arc power turn arc power and are each attached in power cabinet, and connection cables are connect with electrical control cabinet, non-arc power,
The positive and negative anodes for turning arc power are connect with work piece revolving platform cabinet and plasma gun respectively；The cooling water tank of lower layer includes condensation
Device, water tank, water pump, pressure gauge, control electric appliance, the copper pipe that condenser is drawn are coiled in water tank, and water pump inlet passes through gold
Belong to establishment hose to connect with water tank, water outlet connects four-way tap, connects water pressure gauge all the way, connects water pump all the way, connect all the way
Water control valve is taken back, connects water outlet, control electric appliance connection condenser and water pump all the way.
In above-mentioned technical proposal, the electrical control cabinet includes the electrical master control borad of control unit, connection air supply system
Gas path plate, control panel and connection cables, control unit are separately connected air supply system, water system, powder feed system, X-axis electricity
Machine, turntable motor, oscillating motor, Z spindle motor, y-axis motor, X-axis motor, turntable motor, oscillating motor, Z axis motor, Y-axis
The corresponding servo-driver of motor, step actuator, retarder, frequency converter.
In above-mentioned technical proposal, the wig-wag includes oscillating motor, linear block, head connecting plate, and oscillating motor is logical
The lead screw for crossing shaft coupling and linear block connects, and linear block is by lead screw, nut, nut seat, wig-wag supporting plate, bottom plate, side
Board group at modular structure, the fixed composition frame structure of the bottom plate, side plate, wig-wag supporting plate and head connecting plate are solid respectively
Frame structure two sides are scheduled on, lead screw one end is fixed on side plate, after one end passes through side plate, connects oscillating motor.
The invention has the advantages that: utilize powerful plasma arc, melted alloy powder, using plasma surfacing technique
The plating chromium process for substituting high pollution, has that small investment, operating cost is low, easy to operate, resurfacing welding material compared to laser melting coating
The advantages such as range is wide, remanufacture field in coal machine and ask with great application potential, with most economical means effective solution
The problem that waste and old pillar plunger and middle cylinder outer surface are repaired.
Detailed description of the invention
It, below will be to implementation in order to illustrate more clearly of the invention patent embodiment or technical solution in the prior art
Example or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is only some embodiments of the invention patent, for those of ordinary skill in the art, in not making the creative labor property
Under the premise of, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the embodiment of the present invention.
Fig. 2 is the work piece revolving platform casing structure schematic diagram of the embodiment of the present invention.
Fig. 3 is the removable tailstock structure schematic diagram of the embodiment of the present invention.
Fig. 4 is the adaptive roller frame structural schematic diagram of the embodiment of the present invention.
Fig. 5 is the wig-wag structural schematic diagram of the embodiment of the present invention.
Fig. 6 is the structure chart of the control system of the embodiment of the present invention.
Wherein: 1, eclipser, 2, electrical control cabinet, 3, work piece revolving platform cabinet, 31, turntable motor, 32, RV speed reducer,
33, rotating disk, 34, three-jaw self-centering chuck, 35, conduction brush, 36, support cabinet, 4, plasma gun, 6, powder feeder, 5, pendulum
Dynamic device, 51, oscillating motor, 52, lead screw, 53, nut, 54, nut seat, 55, wig-wag supporting plate, 56, head connecting plate, 57,
Bottom plate, 58, side plate, 6, powder feeder, 7, power supply integrated cabinet, 8, Z axis elevating movement device, 81, powder feeding supporting plate, 82, Z axis lifting
Mullion, 9, Y-axis vertical shift telecontrol equipment, 91, the vertical column of Y-axis, 10, X-axis transverse motion device, 101, Y-axis supporting plate, 11, rack cross
Beam, 12, the double columns of rack, 13, plant bottom case, 14, removable tailstock, 141, tailstock driving motor, 142, tailstock speed reducer,
143, thimble, 144, gear, 145, rack gear, 15, adaptive roller frame, 151, pedestal, 152, mandril, 153, connecting plate,
154, tugboat.
Specific embodiment
Below in conjunction with the attached drawing of the invention patent, the technical solution of the invention patent is clearly and completely retouched
It states, it is clear that described embodiment is only the invention patent a part of the embodiment, instead of all the embodiments.Based on this hair
Embodiment in bright patent, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment belongs to the range of the invention patent protection.
A kind of hydraulic prop roll surface plasma surfacing machine of the present invention is asked for solving frid abrasion in the middle part of scraper plate coal conveyor
Topic, using the special equipment of advanced powder plasma welding method built-up welding high hardness wear-resisting alloy.
According to Fig. 1, a kind of hydraulic prop roll surface plasma surfacing machine, including plasma gun, work piece revolving platform machine
Case, X-axis transverse motion device, Y-axis vertical shift telecontrol equipment, Z axis elevating movement device, powder feeder, wig-wag, housiung separator, machine
The double columns of frame, plant bottom case, removable tailstock, eclipser, electrical control cabinet, power supply integrated cabinet, adaptive roller frame；Electrically
Control cabinet is placed in left front, and power supply integrated cabinet is placed in left back, and the double columns of rack are fixed on plant bottom case rear, housiung separator
It is bolted and is erected on the double columns of rack, work piece revolving platform cabinet, work piece revolving platform machine are placed on the right side of electrical control cabinet
Bottom portion is connect by bolt with plant bottom case.
According to Fig.2, work piece revolving platform cabinet is driven using AC servo turntable motor, and turntable motor and RV are continuously
Gap speed reducer coaxially engages connection, and speed reducer end connects rotating disk, and three-jaw self-centering chuck is fixed in rotating disk, passes through
Turntable motor drives chuck to move in a circle, and realizes the free rotary motion of workpiece.Work piece revolving platform cabinet includes that three-jaw is made by oneself
Heart chuck, rotating disk, RV speed reducer, turntable motor, conduction brush, support cabinet, turntable motor and RV gapless speed reducer are same
Axis engagement is connected and installed in the right side of support cabinet, and the output shaft of speed reducer end is connect by keyway with rotating disk, conduction brush
It is installed on rotating disk side, is in close contact conduction copper column with rotating disk always by spring, the conduction brush other end passes through welding
Cable is connected with arc power anode is turned, and three-jaw self-centering chuck is fixed in rotating disk.
Track is arranged in plant bottom case, moves tailstock and is arranged on plant bottom case track, moves tailstock and workpiece turns round
Platform cabinet is in alignment, is installed on plant bottom case right front.
According to Fig.3, removable tailstock includes tailstock driving motor, tailstock gear reducer, gear, rack gear, thimble, can
Mounted tailstock driving motor and tailstock speed reducer in the internal cavities of mobile tailstock, the tailstock driving motor of phase asynchronous exchange
It is connect with tailstock speed reducer, tailstock speed reducer output shaft connection gear, gear is engaged on the rack gear of track side, passes through tail
The rotation of seat driving motor, transmission gear move on rack gear, realize the free transverse shifting of removable tailstock, thimble installation
Above removable tailstock, tip is concentric with work piece revolving platform, and three-jaw self-centering chuck is matched for clamping tightly with three-jaw self-centering chuck
Workpiece.
X-axis transverse motion device includes two line slide rails, X-axis transverse slat, nut, nut seat, linear slider, X-axis electricity
Machine, traversing planetary reducer and traversing ball-screw, X-axis motor coaxially couple with traversing planetary reducer, traversing planetary reduction gear
Machine is meshed with traversing ball-screw by shaft coupling, by the rotation of X-axis motor, is driven by traversing planetary reducer horizontal
Ball screw turns are moved, nut is connected by nut seat with X-axis transverse slat, and two sides are fixed with linear slider below X-axis transverse slat,
Sliding block be embedded in two sliding rails in, support top entire mobile device, two line slide rails be fixed on housiung separator just on
Side, is symmetrically installed, and realizes that X-axis transverse motion device is arranged above housiung separator, and nut screws in traversing ball-screw, by
Y-axis vertical shift fortune is fixedly mounted in ball-screw-transmission positioned at crossbeam rear on the Y-axis supporting plate of X-axis transverse motion device setting
Dynamic device, the engagement that the Y-axis being arranged by Z axis elevating movement device indulges the wheel and rack of column side are driven；
Y-axis vertical shift telecontrol equipment include y-axis motor, line slide rail, Z axis lifting mullion side plate, vertical shift planetary reducer with
Wheel and rack, y-axis motor are mounted on Y-axis and indulge on column side plate, be integrally fastened on X-axis transverse slat, y-axis motor and vertical shift planet
Speed reducer is directly coaxially connected, and vertical shift planetary reducer is connect with transmission gear by keyway, and gear indulges column with Y axis is mounted on
The rack gear on right side is mutually nibbled, and Y-axis is indulged below column and two line slide rails are installed on right side, and corresponding sliding block one is mounted on Z axis liter
Drop mullion side plate on, another is mounted on X axis transverse slat, in use, sliding block be it is fixed, pass through motor-driven gear
It is moved forward and backward with the entire Z axis lifting mullion of rack drives.
Z axis elevating movement device includes Z axis motor, Z axis speed reducer, line slide rail, Z axis lifting mullion, trapezoidal screw, Z
Axis goes up and down mullion supporting plate, and Z axis motor is connect with Z axis speed reducer by keyway, and Z axis speed reducer passes through shaft coupling and trapezoidal screw
Connection, Z axis lifting mullion two sides are symmetrically installed two line slide rails, and sliding block and feed screw nut are fixed on Z axis lifting mullion support
On plate, in lead screw inserted num, sliding rail is embedded in sliding block, has self-locking function since the deceleration of Z axis speed reducer is bigger, so that disconnected
After electricity, entire Z axis lifting mullion still keeps stable, oneself will not fall down.Z axis elevating movement device is connected by Z axis
Plate is fixed on Y-axis and indulges column front end, and Z axis, which is gone up and down, is arranged powder feeding supporting plate on mullion, powder feeder is fixedly mounted on powder feeding supporting plate, Z axis
It goes up and down and connects wig-wag below mullion, plasma gun is fixed on wig-wag mobile pallet by collet.
Electrical control cabinet by cable pass through drag chain respectively with X-axis transverse motion device, Y-axis vertical shift telecontrol equipment, Z axis
The corresponding control assembly connection of elevating movement device, work piece revolving platform cabinet, plasma gun, powder feeder, wig-wag, send
Powder device is connect by powder feeding pipe with plasma gun.
Power supply integrated cabinet is divided into the upper and lower, and lower layer is cooling water tank, and the water inlet end of cooling water tank and water outlet are adopted
Connect with water pipe with plasma gun, upper layer is built-up welding power supply, non-arc power and the positive and negative anodes for turning arc power are separately connected etc. from
Sub- welding gun and work piece revolving platform cabinet supply plate with Unit three in control cabinet by tracheae using argon gas air feed bottle and connect, lead to
It crosses ion tracheae and connects plasma gun with protection tracheae, powder feeding tracheae connects powder feeder.
According to Fig.4, for convenience of the clamping workpiece for efficiently realizing different-diameter, being configured with being capable of automatic attaching work
The adaptive roller frame of part, adaptive roller frame include pedestal, mandril, connecting plate, tugboat, and pedestal is arranged in orbit, the bottom of at
Two groups of mandrils for capableing of free extension are fixed on seat, two jack ends are fixedly connected with the connecting plate of support roller, and each mandril is corresponding
The tugboat that can freely adjust length is placed in side, guarantees that roller frame energy automatic attaching in two dimensions of Z axis and Y-axis is Bu Tong straight
The roll surface of diameter.
The built-up welding power supply on power supply integrated cabinet upper layer, built-up welding power supply include non-arc power, turn arc power, connection cables, non-arc
Power supply turns arc power and is each attached in power cabinet, and connection cables are by non-arc power or turn arc power and connect with electrical control cabinet,
Non- arc power, the positive and negative anodes for turning arc power are connect with work piece revolving platform cabinet and plasma gun respectively；The cooling water tank of lower layer
Including condenser, water tank, water pump, pressure gauge, control electric appliance, the copper pipe that condenser is drawn is coiled in water tank, water feeding of water pump
End is worked out hose by metal and is connect with water tank, and water outlet connects four-way tap, connects water pressure gauge all the way, connects water all the way
Pump, connects back to water control valve all the way, connects water outlet, control electric appliance connection condenser and water pump all the way.
Electrical control cabinet includes the electrical master control borad of control unit, gas path plate, control panel and the company for connecting air supply system
Wiring cable, control unit be separately connected air supply system, water system, powder feed system, X-axis motor, turntable motor, oscillating motor,
Z axis motor, y-axis motor, X spindle motor, turntable motor, oscillating motor, Z axis motor, the corresponding servo-driver of y-axis motor,
Step actuator, retarder or frequency converter, setting control the programmable controller PLC and relevant power filter of entire technique
Device, breaker, Switching Power Supply, contactor, intermediate relay, connecting terminal low-voltage electrical apparatus control element.Control panel is installed on
Have on control cabinet door-plate, on operation panel instruction built-up welding supply voltage digital table, connect control unit command switch and
Indicator light adjusts the suspended body flowmeter of three tunnel throughputs, and the crossbar switch and starting for controlling plasma gun manual movement are pressed
Button, there are also HMI touch screen human-computer interfaces, and personnel is facilitated to operate.Gas path plate and master board are mounted on inside control cabinet, top
Radiator fan is installed, is connect by controlling cable with control device.
According to Fig.5, wig-wag includes oscillating motor, linear block, head connecting plate, and oscillating motor passes through shaft coupling
Device and the lead screw of linear block connect, and linear block is made of lead screw, nut, nut seat, wig-wag supporting plate, bottom plate, side plate
Modular structure, head connecting plate connects plasma surfacing head, the fixed composition of bottom plate, side plate as the supporting plate of linear block
Frame structure, wig-wag supporting plate and head connecting plate are separately fixed at frame structure two sides, and lead screw one end is fixed on side plate,
After one end passes through side plate, oscillating motor is connected, oscillating motor drives wig-wag to realize that heap soldering tip is reciprocal in swing axis direction
Movement, the frequency and amplitude swung by touch screen setting, the swing of plasma gun heap soldering tip effectively increase built-up welding rail
The width of mark, improves the efficiency of built-up welding, and built-up welding effect is good.
According to Fig.6, powder feed system of the invention is powder feeder, and powder feeder belongs to the prior art, and powder feeder includes powder
The structures such as bucket, powder box, powder feeding motor, powder hopper is interior by powder feeding gas, the pressure of argon gas and powder self gravitation effect, falls into
In powder feeding mechanism, drives the roller inside powder feeding mechanism to rotate by the rotation of powder feeding motor, alloy powder is sent through powder feeding pipe
Enter plasma surfacing head, realizes the continuous feeding of system.
Plasma surfacing head includes plasma gun, plasma gun collet, connecting pipeline, and plasma gun passes through
Plasma gun fixture is fixed on wig-wag supporting plate, plasma gun upper end have respectively water power cable, powder feeding pipe, protection tracheae,
Ion air pipe interface, is correspondingly connected with cooling water tank, power cabinet, and powder feeder supplies plate.
Hydraulic prop roll surface plasma powder surfacing machine is an integral structure, and personnel observe molten bath for ease of operation, is matched
Eclipser has been set, observation window is installed on eclipser, observation window is made of the filter glass being arranged on aluminium frame, is convenient for operator
Real-time observation to built-up welding state.
Hydraulic prop roll surface plasma powder surfacing machine configures the freezing type circulating water supply machine of water system, and freezing type follows
Ring water supplying machine provides cooling water for built-up welder, reduces the temperature of head front end, and ensure that the stabilization of plasma arc, thus water
Temperature should control between 20-25 DEG C.
The control method of hydraulic prop roll surface plasma powder surfacing machine the following steps are included:
(1) process program is formulated, determines the geometry of workpiece according to the specific requirement of workpiece bead-welding technology by operator
Dimension information.
(2) operator is manually entered the relevant parameter of workpiece by touch screen, and system can calculate needs automatically
Built-up welding track and specific parameter setting reference value allow operator to modify technological parameter in the process, to guarantee most
Good built-up welding effect.
(3) operator imports the exercise data of generation and process data in operating system, is configured by man-machine interface
Related process parameters, including welding current (A), built-up welding voltage (V), built-up welding speed (mm/min), ion-gas flow (L/min),
Powder feeding throughput (L/min), protection air-flow amount (L/min), powder sending quantity (g/min), hunting frequency (C/min), amplitude of fluctuation
(mm), automatic plasma overlaying system then by command switch is opened, programmable controller PLC is according to preset program
Various components are commanded to complete the built-up welding to workpiece.
Specific step is as follows for the automatic surfacing:
After 1. control system receives enabled instruction, start built-up welding before preparation: cooling water pump automatically turn on, refrigeration air-conditioner
It is set as automatic temperature-controlled mode, argon bottle solenoid valve is opened, to system detection to recirculated water, argon gas, cladding power supply, built-up welding consumption
Material is normal rear into next step, and such as the related false alarm of abnormal output, prompting operator pays attention to；
2. kinetic control system commands plasma surfacing head XY axis direction, built-up welding starting point is arrived in automatic positioning, and drops to
Arc-height is played, the starting the arc is waited；
3. ion-gas is opened, non-arc power is opened by 2-3S and opens high-frequency arc strike, it is high after non-arc normal ignition
Frequency stops, meanwhile, powder feeding gas and protection gas automatically open, and powder feeder starts to supply alloy powder after the several seconds that is delayed, while turning arc
Electric power starting.
4. expression turns the arc success starting the arc when system detection to plasma gun has electric current input, opened after electric current is stablized
Turn platform, workpiece start to rotate, and plasma surfacing head completes built-up welding, control system according to the machining locus data pre-entered
The entire weld deposit process of technological parameter real-time control united according to setting.
5. exporting stop signal after the completion of built-up welding, system operation is shut down procedure: turn arc current decaying and extinguishes up to complete,
Electric current closes powder feeding when dropping to certain value, turntable stops operating, and turns successively to close powder feeding gas, protect gas, pendulum after expulsion of arc goes out
Dynamic, plasma surfacing head automatically returns to system origin.After plasma surfacing head is cooled to room temperature, cooling water pump is closed.
The advantages of hydraulic prop roll surface plasma powder surfacing machine provided by the invention, is adapted to using double pillar constructions
The built-up welding demand of the long roll surface of major diameter surmounts expensive laser melting and coating technique with economical and practical plasma arc surfacing, carrys out generation
For plating chromium process, the market demand is met, coal machine has been filled up and has remanufactured relevant technological gap, whole system is using total
Wordization controls and is equipped with self-test and alarm system, and main technologic parameters are set by man-machine interface, greatly facilitate operator
The use and maintenance of member is a kind of plasma surfacing equipment of the high efficiency low cost with broad mass market prospect.
The innovative point of control system:
1, bead-welding technology control system is digitized using specific function type PLC, devises a whole set of hydraulic prop special-use heaps
Welding software realizes the Precise control under various control mode, it is ensured that heap to meet the control requirement of bead-welding technology
It is welded into the quality of product.
2, in operation interface, the setting value of whole technological parameters is all using direct physical quantity, dedicated motion profile
Software is generated, only need to input workpiece relative dimensions data, system just can automatically generate the movement rail of plasma gun and turntable
Mark, equipment operation are very easy.
3, internet+system is constituted by the networking technology of Human machine interface, it can be achieved that On-line Product processing and long-range
Monitoring, diagnosis, operation, improve the flexibility and stability of equipment.
The above, the only specific embodiment of the invention patent, but the scope of protection of the patent of the present invention is not limited to
In this, anyone skilled in the art can readily occur in variation in the technical scope that the invention patent discloses
Or replacement, should all it cover within the scope of protection of the patent of the invention.Therefore, the scope of protection of the patent of the present invention answer it is described with
Subject to scope of protection of the claims.
Claims (9)
1. a kind of hydraulic prop roll surface plasma surfacing machine, it is characterised in that: including plasma gun, work piece revolving platform cabinet, X
Axis transverse motion device, Y-axis vertical shift telecontrol equipment, Z axis elevating movement device, powder feeder, wig-wag, housiung separator, rack are double
Column, plant bottom case, removable tailstock, eclipser, electrical control cabinet, power supply integrated cabinet；
The double columns of electrical control cabinet, power supply integrated cabinet, housiung separator, rack, work piece revolving platform cabinet are arranged on plant bottom case；
Track is arranged in plant bottom case, moves tailstock and is arranged on plant bottom case track；
X-axis transverse motion device is arranged above housiung separator, on the Y-axis supporting plate of X-axis transverse motion device setting, fixed peace
Fill Y-axis vertical shift telecontrol equipment, Y-axis vertical shift telecontrol equipment by Z axis elevating movement device be arranged Y-axis indulge column side gear with
The engagement of rack gear is driven；
Z axis elevating movement device is fixed on Y-axis by Z axis connecting plate and indulges column front end, and Z axis, which is gone up and down, is arranged powder feeding supporting plate on mullion,
Powder feeder is fixedly mounted on powder feeding supporting plate, and Z axis, which is gone up and down, connects wig-wag below mullion, plasma gun is fixed on pendulum by collet
On dynamic device mobile pallet；
Electrical control cabinet passes through drag chain by cable and transports respectively with X-axis transverse motion device, Y-axis vertical shift telecontrol equipment, Z axis lifting
Dynamic device, work piece revolving platform cabinet, plasma gun, powder feeder, wig-wag connection, powder feeder pass through powder feeding pipe and plasma welding
Rifle connection；
Power supply integrated cabinet is divided into the upper and lower, and lower layer is cooling water tank, and the water inlet end of cooling water tank and water outlet use water pipe
It is connect with plasma gun, upper layer is built-up welding power supply, and non-arc power and the positive and negative anodes for turning arc power are separately connected plasma gun
With work piece revolving platform cabinet.
2. a kind of hydraulic prop roll surface plasma surfacing machine according to claim 1, it is characterised in that: further include adaptively holding in the palm
Wheel carrier, the pedestal setting of adaptive roller frame in orbit, fix two groups of mandrils for capableing of free extension, two mandrils on pedestal
End connects support roller frame plate, and each mandril respective side places the tugboat that can freely adjust length.
3. a kind of hydraulic prop roll surface plasma surfacing machine according to claim 1 or claim 2, it is characterised in that: the electric-controlled
Cabinet processed, power supply integrated cabinet are mounted on the left of plant bottom case, and the double columns of rack are fixed on plant bottom case rear, and housiung separator passes through spiral shell
Bolt is fixed to be erected on the double columns of rack.
4. a kind of hydraulic prop roll surface plasma surfacing machine according to claim 3, it is characterised in that: the removable tailstock
Including tailstock driving motor, tailstock gear reducer, gear, rack gear, thimble, installation driving in the internal cavities of the removable tailstock
Motor and tailstock speed reducer, the driving motor of phase asynchronous exchange are connect with tailstock speed reducer, the connection of tailstock speed reducer output shaft
Gear, gear are engaged on the rack gear of track side, and by the rotation of driving motor, transmission gear moves on rack gear, thimble
It is mounted on above tailstock.
5. a kind of hydraulic prop roll surface plasma surfacing machine according to claim 4, it is characterised in that: the traversing fortune of X-axis
Dynamic device includes X-axis motor, traversing planetary reducer and traversing ball-screw, and X-axis motor coaxially joins with traversing planetary reducer
It connects, traversing planetary reducer is meshed with traversing ball-screw by shaft coupling, by the rotation of X-axis motor, by traversing row
Star speed reducer drives traversing ball screw turns；The Y-axis vertical shift telecontrol equipment include y-axis motor, vertical shift planetary reducer with
Wheel and rack, y-axis motor are mounted on Y-axis and indulge on column side plate, and y-axis motor and vertical shift planetary reducer are directly coaxially connected, indulge
It moves planetary reducer to connect with transmission gear by keyway, gear indulges the gear on column with Y-axis and is meshed；The Z axis lifting fortune
Dynamic device includes Z axis lifting mullion and Z axis motor and transmission device, and Z axis motor via reducer connects on the inside of Z axis lifting mullion
Lead screw, lead screw insertion is fixed on Z axis lifting mullion supporting plate on nut on.
6. a kind of hydraulic prop roll surface plasma surfacing machine according to claim 5, it is characterised in that: the work piece revolving platform
Cabinet includes three-jaw self-centering chuck, rotating disk, RV speed reducer, turntable motor, conduction brush, support cabinet, turntable motor and RV
Gapless speed reducer coaxially engages the right side for being connected and installed in support cabinet, and the output shaft of speed reducer end passes through keyway and rotation
Disk connection, conduction brush are installed on rotating disk side, are in close contact conduction copper column with rotating disk always by spring, conduction brush is another
One end is connected by welding cable with arc power anode is turned, and three-jaw self-centering chuck is fixed in rotating disk.
7. a kind of hydraulic prop roll surface plasma surfacing machine according to claim 6, it is characterised in that: the power supply integrated cabinet
The built-up welding power supply on upper layer, including non-arc power, turn arc power, connection cables, non-arc power turn arc power and are each attached to power cabinet
Interior, connection cables are connect with electrical control cabinet, non-arc power, turn the positive and negative anodes of arc power respectively with work piece revolving platform cabinet and wait
The connection of ion welding gun；The cooling water tank of lower layer includes condenser, water tank, water pump, pressure gauge, controls electric appliance, what condenser was drawn
Copper pipe is coiled in water tank, and water pump inlet is worked out hose by metal and connect with water tank, water outlet connection four-way tap, and one
Road connects water pressure gauge, connects water pump all the way, connects back to water control valve all the way, connects water outlet all the way, and control electric appliance connection is cold
Condenser and water pump.
8. a kind of hydraulic prop roll surface plasma surfacing machine according to claim 7, it is characterised in that: the wig-wag includes
Oscillating motor, linear block, head connecting plate, oscillating motor are connected by shaft coupling and the lead screw of linear block, linear block
The modular structure being made of lead screw, nut, nut seat, wig-wag supporting plate, bottom plate, side plate, the fixed composition of the bottom plate, side plate
Frame structure, wig-wag supporting plate and head connecting plate are separately fixed at frame structure two sides, and lead screw one end is fixed on side plate, and one
End connects oscillating motor after side plate.
9. a kind of hydraulic prop roll surface plasma surfacing machine according to claim 8, it is characterised in that: pacify on the eclipser
Observation window is filled, observation window is made of the filter glass being arranged on aluminium frame.
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| CN201910690968.4A CN110328442A (en) | 2019-07-29 | 2019-07-29 | A kind of hydraulic prop roll surface plasma surfacing machine |
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| CN111168199A (en) * | 2020-02-25 | 2020-05-19 | 福尼斯(南京)表面工程技术有限公司 | Automatic welding method for welding blowout preventer piston and piston connecting rod wear-resistant layer |
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| CN112935467A (en) * | 2019-12-10 | 2021-06-11 | 刘振英 | Automatic overlaying equipment and method for compression roller grids |
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| CN116833491A (en) * | 2023-08-21 | 2023-10-03 | 上海新建重型机械有限公司 | Tapping device with positioning effect for processing ball mill bottom plate |
| CN116833491B (en) * | 2023-08-21 | 2023-12-26 | 上海新建重型机械有限公司 | Tapping device with positioning effect for processing ball mill bottom plate |
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