CN107336958A - The coaxial powder conveying apparatus of multilayer for wet method underwater laser on-line maintenance - Google Patents
The coaxial powder conveying apparatus of multilayer for wet method underwater laser on-line maintenance Download PDFInfo
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- CN107336958A CN107336958A CN201710551240.4A CN201710551240A CN107336958A CN 107336958 A CN107336958 A CN 107336958A CN 201710551240 A CN201710551240 A CN 201710551240A CN 107336958 A CN107336958 A CN 107336958A
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- multilayer
- coaxial
- line maintenance
- wet method
- conveying apparatus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G33/00—Screw or rotary spiral conveyors
- B65G33/08—Screw or rotary spiral conveyors for fluent solid materials
- B65G33/14—Screw or rotary spiral conveyors for fluent solid materials comprising a screw or screws enclosed in a tubular housing
- B65G33/18—Screw or rotary spiral conveyors for fluent solid materials comprising a screw or screws enclosed in a tubular housing with multiple screws in parallel arrangements, e.g. concentric
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G33/00—Screw or rotary spiral conveyors
- B65G33/24—Details
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- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
For the coaxial powder conveying apparatus of multilayer of wet method underwater laser on-line maintenance, the present invention gives demand for the consumptive material of wet method underwater laser on-line maintenance technology, and it is underwater to solve the problems, such as that existing laser on-line maintenance feeder equipment is difficult to be placed directly within.The conveying device of the present invention includes waterproof case, conveying tube assembly, hopper box, motor gear box, agitating device and the coaxial delivery head of multilayer, 2 delivery pipes communicate with motor gear box respectively in conveying tube assembly, spiral conveyor rod is provided with every delivery pipe, motor in motor gear box is engaged by driving wheel with the driven pulley on spiral conveyor rod, the front of the coaxial delivery head of multilayer is provided with a plurality of coaxial arc groove, its back side is provided with multiple round mouths, and the coaxial delivery head of multilayer is connected by metal hose with conveying the discharging opening of tube assembly.The powder conveying apparatus of the present invention directly can work under water, the coaxial delivery head of multilayer of use, realize the feeding of multilayer consumptive material.
Description
Technical field
The invention belongs to materials processing technology field, and in particular to a kind of for wet method underwater laser on-line maintenance technology
Multilayer coaxial powder feeding apparatus.
Background technology
The online reparation of damaged parts is always a kind of maintenance mode of the diligent pursuit of people, this maintenance mode requirement pair
The original position of part does not disassemble maintenance, and therefore, the implementation of maintenance will face the specific Service Environment of part, wherein, it is most challenging
Be exactly part on-line maintenance under water environment.At present, a variety of underwater on-line maintenance technologies are had been developed that both at home and abroad, wherein most
Representative is underwater welding technology, and the technology is carrying out welding dimension using special welding consumptive material directly in water environment
Repair, it works well, and however as the intensification of water environment, the adaptability of such a technology just becomes worse and worse, and for this, people draw
Other underwater on-line maintenance technologies are entered.Local dry cavity laser maintaining technology is exactly the wherein most typical new skill of underwater maintenance
Art, however, the construction of local desiccation environment that local dry cavity laser welding uses and remarkable, and as hydraulic pressure is increasing
Its feasibility also becomes more and more lower.
Laser maintaining technology directly under water environment can avoid these problems well, and be adapted to deep water ring
On-line maintenance under border, still, the development of the technology at present are just started to walk, its corresponding auxiliary facility development and imperfection,
Feedstock transportation wherein in maintenance process is just faced with very big difficulty.In air ambient, inert blowing gas can be used
The mode of powder feeding material solves the feeding problems of laser processing procedure, can also take the mode of synchronous transport silk material to complete this mistake
Journey.But powerful hydrostatic pressure is faced in water environment, it is impossible using inert blowing gas powder feeding material, it is contemplated that existing
Some technological means, then the mode of wire feed can only be taken to complete the feeding problems of laser processing procedure.It is however, defeated using silk material
The mode sent can not play the flexibility of on-line maintenance, it is impossible to which different according to different materials require easily to change over distribution
Than.It is exactly one of powder material possessed advantage according to the flexible material composition that changes of different requirements, therefore, wanting to have given play under water
The flexibility of on-line maintenance technology, the exploitation of effective underwater powder material conveying device is necessary.
There are some researches show, using single metal powder material as underwater laser repair consumptive material prepared by repair layer
Forming quality is poor, and the repair layer quality prepared using the feeding style of protection coating covering metal powder layer is had by a relatively large margin
Improvement, the repair layer quality prepared using the feeding style of multilayer consumptive material in gradient has lifting by a larger margin.It is comprehensive
From the point of view of closing, simple feed device can not meet the needs of underwater on-line maintenance, develop a kind of special dust feeder for water
The development of online laser maintaining technology has important facilitation down.
The content of the invention
The present invention gives demand for the consumptive material of wet method underwater laser on-line maintenance technology, solves existing laser on-line maintenance
Feeder equipment is difficult to be placed directly within underwater, the problem of cladding is less efficient, and provides and a kind of new be used for wet method underwater laser
The coaxial powder conveying apparatus of multilayer of on-line maintenance.
The present invention is used for the coaxial powder conveying apparatus waterproof case of multilayer of wet method underwater laser on-line maintenance, delivery pipe group
Part, hopper box, motor gear box, agitating device and the coaxial delivery head of multilayer, what conveying tube assembly was horizontally spaced about including 2
Delivery pipe, one end of 2 delivery pipes respectively communicate with motor gear box, and the other end of 2 delivery pipes intersects and extends to be formed
Pipeline section is exported, the pipe end for exporting pipeline section is provided with multiple discharging openings, is connected between 2 delivery pipes by branch pipe, in every conveying
Spiral conveyor rod is provided with pipe, one end that every spiral conveyor rod stretches into motor gear box is provided with driven pulley, 2 spirals
Driven pulley intermeshing on conveying lever, the first motor is provided with motor gear box, is set in the rotating shaft of the first motor
There is driving wheel, the driven pulley intermeshing on the driving wheel and a spiral conveyor rod, be provided with above motor gear box
Hopper box, agitating device is provided with hopper box, the bottom of hopper box is in infundibulate, and the feed opening of hopper box passes through connecting tube
It is connected with the branch pipe in conveying tube assembly, hopper box, conveying tube assembly and motor gear box form powder carry component, anti-
Multiple powder carry components are placed with water hull body, convey side wall of the discharging opening for exporting pipeline section in tube assembly from waterproof case
Stretch out;
Wherein the coaxial delivery head of multilayer is semi-disc, and a plurality of coaxial arc groove is provided with the side card of semi-disc, half
The opposite side card of disk is provided with multiple round mouths, and each round mouth communicates with arc groove, one end and the output pipeline section of metal hose
Discharging opening be connected, the other end of metal hose is connected with a round mouth in the coaxial delivery head of multilayer.
The coaxial powder conveying apparatus of multilayer that the present invention is used for wet method underwater laser on-line maintenance can be according to different dimensions
Repair demand and change corresponding accessory, easy to use, simple in construction, cost is cheap, and service life is grown, and can effectively solve existing wet
Not the problem of method underwater laser maintenance technique equipment does not match.
Multilayer coaxial powder conveying apparatus of the present invention for wet method underwater laser on-line maintenance includes following excellent
Point and benefit:
1st, the present invention is by the way of machinery conveys, and carries agitating function, and unidirectional stream is employed in delivery port end
Port valve, avoid the liquid reflux problem under water environment;
2nd, present invention employs the helix transporting device of servomotor driving, powder can be controlled by the rotating speed of controlled motor
The conveying capacity of material;
3rd, the present invention uses the reciprocating wide pipe of two-way powder feeding, ensure that the continuity of powder feeding;
4th, the present invention can directly under water for the coaxial powder conveying apparatus of multilayer of wet method underwater laser on-line maintenance
Work, the coaxial delivery head of multilayer of use, for the laser repair process in underwater environment, realizes the feeding of multilayer consumptive material,
So as to solve the problems, such as that monolayer material forming quality is bad;
5th, on the one hand the flexible metal flexible pipe connected mode that the present invention uses solves plastic flexible pipe under high hydrostatic pressure
The problem of yielding, on the other hand the flexible demand for underwater laser process provide certain guarantee, use of the invention
Underwater below 300m is applicable in the coaxial powder conveying apparatus of multilayer of wet method underwater laser on-line maintenance, cladding efficiency high,
Can be suitable with the cladding speed in air, reach 0.1~0.2 square metre per hour.
Brief description of the drawings
Fig. 1 is that the overall structure for the coaxial powder conveying apparatus of multilayer that the present invention is used for wet method underwater laser on-line maintenance is shown
It is intended to;
Fig. 2 is the structural representation of powder carry component;
Fig. 3 is the structural representation of the agitating device described in embodiment seven;
Fig. 4 is the structural representation of spiral conveyor rod;
Fig. 5 is the structural representation inside the delivery pipe described in embodiment two;
Fig. 6 is the positive structure schematic of the coaxial delivery head of multilayer;
Fig. 7 is the structure schematic diagram of the coaxial delivery head of multilayer.
Embodiment
Embodiment one:Present embodiment is used for the coaxial powder carry dress of multilayer of wet method underwater laser on-line maintenance
Put waterproof case 1, conveying tube assembly 2, hopper box 3, motor gear box 4, agitating device 5 and the coaxial delivery head 12 of multilayer, conveying
Tube assembly 2 include 2 delivery pipe 2-1,2 delivery pipe 2-1 being horizontally spaced about one end respectively with the phase of motor gear box 4
Logical, the 2 delivery pipe 2-1 other end intersect and extends to form output pipeline section 2-2, export pipeline section 2-2 pipe end be provided with it is multiple go out
Material mouth, it is connected by branch pipe 2-3 between 2 delivery pipe 2-1, is provided with spiral conveyor rod 8 in every delivery pipe 2-1, often
One end that root spiral conveyor rod 8 stretches into motor gear box 4 is provided with driven pulley 13 on 13,2 spiral conveyor rods 8 of driven pulley
Intermeshing, the first motor 9 is provided with motor gear box 4, driving wheel 10 is provided with the rotating shaft of the first motor 9, should
Driving wheel 10 is intermeshed with the driven pulley 13 on a spiral conveyor rod 8, and the top of motor gear box 4 is provided with hopper box
3, agitating device 5 is provided with hopper box 3, the bottom of hopper box 3 is in infundibulate, and the feed opening of hopper box 3 passes through connecting tube 6
It is connected with the branch pipe 2-3 in conveying tube assembly 2, hopper box 3, conveying tube assembly 2 and motor gear box 4 form powder carry group
Part, is placed with multiple powder carry components in waterproof case 1, conveys the discharging opening of output pipeline section 2-2 in tube assembly 2 from anti-
The side wall of water hull body 1 is stretched out;
Wherein the coaxial delivery head 12 of multilayer is semi-disc, and a plurality of coaxial arc groove 12- is provided with the side card of semi-disc
1, multiple round mouth 12-2 are provided with the opposite side card of semi-disc, each round mouth 12-2 communicates with arc groove 12-1, and metal is soft
One end of pipe is connected with exporting pipeline section 2-2 discharging opening, one in the other end delivery head 12 coaxial with multilayer of metal hose
Round mouth 12-2 is connected.
Present embodiment is used for the multilayer coaxial powder feeding apparatus of wet method underwater laser on-line maintenance technology, and it mainly includes sending
Expect main body and delivery head, both are connected using flexible metal flexible pipe;
The feeding main body includes waterproof case, conveying tube assembly and hopper box, can use metal horizontal wherein between hopper
Beam is connected, and hopper main body is connected with housing by triangular support configurations, to ensure the stability of hopper, prevented in feeding process
Shake and resonance.
Present embodiment enclosed type hopper carries mechanical agitation function, and it is the equal of powder in guarantee course of conveying that it, which is acted on,
Even, agitating device is driven by servomotor in the hopper cover, lid and hopper link position be provided with waterproof electrical pickoff for
The driven by power demand of servomotor;
The conveying tube assembly possesses mechanical conveying function, and delivery pipe, screw rod outer are built in using spiral conveyor rod
It is brought into close contact with delivery pipe, forms partially sealed space to prevent material leakage in course of conveying, the often set conveying tube assembly has
Two delivery pipe compositions, can complete reciprocating powder feeding;
The spiral conveyor rod is driven by reciprocating servomotor, and the screw rod direction of rotation being placed in two delivery pipes is begun
Inverse state is in eventually, is easy to powder feeder continuously uninterrupted powder feeding;
The end of the output pipeline section is provided with multiple apertures to connect metal hose, and controllable turn is provided with motor gear box
The servomotor of speed, the rotating speed of screw rod is controlled to control the conveying capacity of powder;
The coaxial delivery head of multilayer is made up of coaxial Taper Pipe, and head section is the small cyclotomy part of concentric circles, and is provided with
One-way flow valve, various sizes of delivery head can be changed according to different process requirements.
Embodiment two:Present embodiment axially existing along delivery pipe 2-1 unlike embodiment one
Strip grooves 2-4 is provided with delivery pipe 2-1 inwall, is provided with the socket between the continuous helical lodicule of spiral conveyor rod 8
At least one orbit determination sliding block 11, the projection coordinated with strip grooves 2-4, orbit determination sliding block 11 are provided with the top end face of orbit determination sliding block 11
As front-rear reciprocation movement is made in axial direction of the rotation of spiral conveyor rod 8 along delivery pipe 2-1.
The section of present embodiment orbit determination sliding block 11 is sector, and fan-shaped central angle is more than 180 °.Present embodiment orbit determination
The size of sliding block forms complementation with screw rod, and when screw rod rotates, the sliding block can move back and forth with rotation direction, to promote
The advance of powder in pipe, prevent congestion of the powder in pipe.
As shown in Figures 4 and 5, the projection on the orbit determination sliding block is embedded in carrier wall to the structure of present embodiment orbit determination sliding block
Strip grooves in, the orbit determination sliding block does not rotate with the rotation of screw rod, but as the rotation of screw rod is along delivery pipe
Conveying direction is vertically moved, and as the reciprocating rotary of the screw rod orbit determination sliding block is completed from front to back and from back to front
Reciprocating motion, to ensure the lasting progress of feeding.
Embodiment three:The material of present embodiment waterproof case 1 unlike embodiment one or two
For copper-plated stainless steel material.
Present embodiment can ensure that anticorrosion and resistance to compression of the device under water environment are special using copper-plated stainless steel material
Property.
Embodiment four:In delivery pipe 2-1 unlike one of present embodiment and embodiment one to three
Inner tubal wall and spiral conveyor rod 8 continuous helical lodicule surface coating or be coated with wear-resistant coating.
Wear-resistant coating described in present embodiment is cobalt-based composite coating.
Present embodiment prevents that impurity introduces and caused by because of friction in feeding process by wear-resistant coating, while ensures defeated
Send efficiency.
Embodiment five:Hopper box 3 unlike one of present embodiment and embodiment one to four with even
Adapter 6 is connected through a screw thread.
Embodiment six:The top of hopper box 3 unlike one of present embodiment and embodiment one to five
Portion is provided with closure 3-1.
Embodiment seven:Present embodiment agitating device 5 described unlike embodiment six is by driving
Dynamic motor 5-1, puddler 5-2 and stirring rod 5-3 compositions, motor 5-1 are placed on closure 3-1 and covered in shell, stir
Mix bar 5-2 to be located at closure 3-1 bottom center, puddler 5-2 is driven by motor 5-1 to be rotated, along puddler 5-2's
It is axially arranged to have multilayer stirring rod 5-3.
Embodiment eight:Unlike one of present embodiment and embodiment one to seven in metal hose
It is provided with one-way flow valve.
Present embodiment prevents the liquid in environment under water from flowing back by one-way flow valve.
Embodiment nine:In waterproof case 1 unlike one of present embodiment and embodiment one to eight
Inside it is placed with 3~5 powder carry components.
Embodiment ten:It is unlike one of present embodiment and embodiment one to nine that multilayer is coaxially defeated
Send first 12 heads for being arranged on Laser Processing pipette tips.
Embodiment:The present embodiment is used for the coaxial powder conveying apparatus waterproof case of multilayer of wet method underwater laser on-line maintenance
1st, tube assembly 2, hopper box 3, motor gear box 4, agitating device 5 and the coaxial delivery head 12 of multilayer are conveyed, conveying tube assembly 2 includes
The 2 delivery pipe 2-1,2 delivery pipe 2-1 being horizontally spaced about one end respectively communicates with motor gear box 4,2 conveyings
The pipe 2-1 other end intersects and extends to form output pipeline section 2-2, and output pipeline section 2-2 pipe end is provided with multiple discharging openings, and 2 defeated
Send and be connected by branch pipe 2-3 between pipe 2-1, spiral conveyor rod 8, every helical feed are provided with every delivery pipe 2-1
The driven pulley 13 that one end that bar 8 stretches into motor gear box 4 is provided with 13,2 spiral conveyor rods 8 of driven pulley is intermeshed,
The first motor 9 is provided with motor gear box 4, driving wheel 10 is provided with the rotating shaft of the first motor 9, the driving wheel 10 with
Driven pulley 13 on a piece spiral conveyor rod 8 is intermeshed, and the top of motor gear box 4 is provided with hopper box 3, in hopper box
Agitating device 5 is provided with 3, the bottom of hopper box 3 is in infundibulate, and the feed opening of hopper box 3 passes through connecting tube 6 and delivery pipe group
Branch pipe 2-3 in part 2 is connected, and hopper box 3, conveying tube assembly 2 and motor gear box 4 form powder carry component, in waterproof
It is placed with multiple powder carry components in housing 1, conveys the discharging opening of output pipeline section 2-2 in tube assembly 2 from waterproof case 1
Side wall is stretched out;
Wherein the coaxial delivery head 12 of multilayer is semi-disc, and a plurality of coaxial arc groove 12- is provided with the side card of semi-disc
1, multiple round mouth 12-2 are provided with the opposite side card of semi-disc, each round mouth 12-2 communicates with arc groove 12-1, and metal is soft
One end of pipe is connected with exporting pipeline section 2-2 discharging opening, one in the other end delivery head 12 coaxial with multilayer of metal hose
Round mouth 12-2 is connected.
Waterproof case described in the present embodiment can be arranged on various positions, such as be assemblied in the main rotating shaft of automatic mechanical arm
Side, random motion, dust feeder main body is connected with delivery head by flexible metal flexible pipe, delivery head is arranged on laser
Process the head of pipette tips.The dust feeder of the present embodiment can also be assembled individually, and random device people does not move together, feed device with
Connected between delivery head with flexible metal flexible pipe.
The top of present embodiment hopper box 3 is provided with closure 3-1, and agitating device 5 is by motor 5-1, puddler
5-2 and stirring rod 5-3 compositions, motor 5-1 are placed on closure 3-1 and covered in shell, and puddler 5-2 is located at closure
At 3-1 bottom center, puddler 5-2 is driven by motor 5-1 to be rotated, and axially arranged along puddler 5-2 has multilayer to stir
Mix rod 5-3.
The present embodiment is applied defeated for the coaxial powder conveying apparatus progress powder of the multilayer of wet method underwater laser on-line maintenance
It is as follows to pass through journey:
Batch mixing:Required dusty material is ready to according to the materials demand of different parts, strictly matches, adopts according to required composition
Powder is well mixed with appropriate anti-aqueous solvent (epoxy resin), the transfer position for designing each powder is respectively placed in respectively
In hopper;
Random stirring:The stirring rod opened in hopper cover is stirred at random, the servomotor stimulated light maintenance system control
Cabinet control processed can control its rotating speed by complete machine control panel;
Conveying and repair process:Powder feeder enters under water in company with laser maintaining system, passes through complete machine switch board and controls conveying
The operating of servomotor, the powder being placed in hopper are delivered to the end of delivery pipe by spiral conveying tube, and conveying tube end is set
There are multiple apertures to be used to connect delivery head, powder is delivered to laser Machining head by flexible metal flexible pipe, is adopted during being somebody's turn to do
Powder is the slurry material of waterproof organic gel mixing, and the powder for being delivered to Working position is outer layer coating+internal layer powder
Double-deck or sandwich construction, when laser action is in the powder body material, protective gas is initially formed as caused by coating to prevent
The intrusion of water, and then powder body material melts in the presence of laser and then cladding is on the surface of workpiece, reaches the effect of reparation,
So as to complete underwater laser on-line maintenance process;
Cleaning after use:Process to be repaired finishes is cleared up using organic washing agent, treats hopper and delivery pipe inner powder
Material is aerated drying after cleaning out, in case next time uses.
Claims (10)
1. the coaxial powder conveying apparatus of multilayer for wet method underwater laser on-line maintenance, it is characterised in that it is underwater that this is used for wet method
The coaxial powder conveying apparatus waterproof case (1) of multilayer of laser on-line maintenance, conveying tube assembly (2), hopper box (3), motor tooth
Box (4), agitating device (5) and the coaxial delivery head of multilayer (12) are taken turns, conveying tube assembly (2) is horizontally spaced about defeated including 2
Send pipe (2-1), one end of 2 delivery pipes (2-1) respectively communicates with motor gear box (4), 2 delivery pipes (2-1) it is another
End is intersecting and extends to form output pipeline section (2-2), and the pipe end of output pipeline section (2-2) is provided with multiple discharging openings, 2 delivery pipe (2-
1) it is connected between by branch pipe (2-3), spiral conveyor rod (8), every helical feed is provided with every delivery pipe (2-1)
One end that bar (8) stretches into motor gear box (4) is provided with driven pulley (13), the driven pulley (13) on 2 spiral conveyor rods (8)
Intermeshing, the first motor (9) is provided with motor gear box (4), driving wheel is provided with the rotating shaft of the first motor (9)
(10), the driving wheel (10) is intermeshed with the driven pulley (13) on a spiral conveyor rod (8), in motor gear box (4)
Top is provided with hopper box (3), and agitating device (5) is provided with hopper box (3), and the bottom of hopper box (3) is in infundibulate, material
The feed opening of bucket box (3) is connected by connecting tube (6) with the branch pipe (2-3) in conveying tube assembly (2), hopper box (3), conveying
Tube assembly (2) and motor gear box (4) form powder carry component, and multiple powder carry groups are placed with waterproof case (1)
Part, the discharging opening for conveying the output pipeline section (2-2) in tube assembly (2) stretch out from the side wall of waterproof case (1);
Wherein the coaxial delivery head of multilayer (12) is semi-disc, and a plurality of coaxial arc groove (12- is provided with the side card of semi-disc
1) multiple round mouths (12-2), are provided with the opposite side card of semi-disc, each round mouth (12-2) communicates with arc groove (12-1),
One end of metal hose is connected with the discharging opening of output pipeline section (2-2), the other end and the coaxial delivery head of multilayer of metal hose
(12) round mouth (12-2) in is connected.
2. the multilayer coaxial powder conveying apparatus according to claim 1 for wet method underwater laser on-line maintenance, it is special
Sign is to be provided with strip grooves (2-4) on delivery pipe (2-1) inwall along the axial direction of delivery pipe (2-1), in spiral conveyor rod (8)
Continuous helical lodicule between socket in be provided with least one orbit determination sliding block (11), set on the top end face of orbit determination sliding block (11)
The projection coordinated with strip grooves (2-4) is equipped with, orbit determination sliding block (11) is as the rotation of spiral conveyor rod (8) is along delivery pipe (2-
1) front-rear reciprocation movement is made in axial direction.
3. the multilayer coaxial powder conveying apparatus according to claim 1 for wet method underwater laser on-line maintenance, it is special
Sign is that the material of waterproof case (1) is copper-plated stainless steel material.
4. the multilayer coaxial powder conveying apparatus according to claim 1 for wet method underwater laser on-line maintenance, it is special
Sign be delivery pipe (2-1) inner tubal wall and spiral conveyor rod (8) continuous helical lodicule surface coating or be coated with wear-resisting
Coating.
5. the multilayer coaxial powder conveying apparatus according to claim 1 for wet method underwater laser on-line maintenance, it is special
Sign is that hopper box (3) is connected through a screw thread with connecting tube (6).
6. the multilayer coaxial powder conveying apparatus according to claim 1 for wet method underwater laser on-line maintenance, it is special
Sign is to be provided with closure (3-1) at the top of hopper box (3).
7. the multilayer coaxial powder conveying apparatus according to claim 6 for wet method underwater laser on-line maintenance, it is special
Sign is that described agitating device (5) is made up of motor (5-1), puddler (5-2) and stirring rod (5-3), motor
(5-1) is placed on closure (3-1) and covered in shell, and puddler (5-2) is located at the bottom center of closure (3-1), stirs
Mix bar (5-2) and driven by motor (5-1) and rotated, axially arranged along puddler (5-2) has multilayer stirring rod (5-3).
8. the multilayer coaxial powder conveying apparatus according to claim 1 for wet method underwater laser on-line maintenance, it is special
Sign in metal hose in being provided with one-way flow valve.
9. the multilayer coaxial powder conveying apparatus according to claim 1 for wet method underwater laser on-line maintenance, it is special
Sign is that is placed with 3~5 powder carry components in waterproof case (1).
10. the multilayer coaxial powder conveying apparatus according to claim 1 for wet method underwater laser on-line maintenance, it is special
Sign is the head that the coaxial delivery head of multilayer (12) is arranged on to Laser Processing pipette tips.
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Cited By (2)
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CN108115134A (en) * | 2017-12-25 | 2018-06-05 | 东南大学 | For manufacturing Local Dry area to carry out the device of underwater scanning type laser increasing material manufacturing |
CN111056255A (en) * | 2019-12-31 | 2020-04-24 | 西安宝鑫自动化设备有限公司 | Diving bearing protection structure |
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