CN108890498A - The intensive pipe row's weld bond grinding device of small diameter tube and method - Google Patents
The intensive pipe row's weld bond grinding device of small diameter tube and method Download PDFInfo
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- CN108890498A CN108890498A CN201811032013.1A CN201811032013A CN108890498A CN 108890498 A CN108890498 A CN 108890498A CN 201811032013 A CN201811032013 A CN 201811032013A CN 108890498 A CN108890498 A CN 108890498A
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- 238000000034 method Methods 0.000 title abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 238000005498 polishing Methods 0.000 claims abstract description 25
- 230000004308 accommodation Effects 0.000 claims abstract description 3
- 230000001360 synchronised effect Effects 0.000 claims description 29
- 239000007787 solid Substances 0.000 claims description 4
- 238000005253 cladding Methods 0.000 claims description 3
- 238000007517 polishing process Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 5
- 229910052593 corundum Inorganic materials 0.000 description 28
- 239000010431 corundum Substances 0.000 description 28
- 238000001514 detection method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 7
- 238000003466 welding Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 4
- 239000003973 paint Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 244000137852 Petrea volubilis Species 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920001875 Ebonite Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003447 ipsilateral effect Effects 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 238000012372 quality testing Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention discloses the intensive pipe row's weld bond grinding device of small diameter tube and methods, including:Handpiece, the interior accommodation space to accommodate motor of the handpiece;Driving mechanism, the motor are connected with driving mechanism, provide driving force for driving mechanism;Grinding wheel, the grinding wheel are connected with the side of driving mechanism, drive grinding wheel rotation by driving mechanism;Driven wheel, the driven wheel are connected with the other side of driving mechanism;Wherein, motor axis and grinding wheel axis perpendicular are cooperated by driving mechanism and motor the power of motor output having carried out vertical duction, and output power to grinding wheel.This patent is compact-sized, included radian, small in size, light weight, easy to carry, and the polishing work of the especially suitable intensive pipe row of construction site small diameter tube realizes the mechanical grinding of narrow gap weld bond.
Description
Technical field
The present invention relates to machine-building and technical field of nondestructive testing, more particularly to the intensive pipe row weld bond polishing of small diameter tube
Device and method.
Background technique
The pipe row that small diameter tube of the Power Station Boiler Heating Surface mostly by caliber less than 100mm forms is constituted, in order to increase by hotlist
Area improves the whole thermal efficiency of unit, and therefore, pipe arrangement is intensive, and panel-pipe of heating surface is compact-sized.Due to station boiler
Design feature, causing pipe, to arrange the distance between upper pipeline spacing and pipe row all very small, for installation, welding procedure, especially
It is that subsequent weld bond quality testing causes very big difficulty.
The detection of pipe row weld bond intensive for narrow gap generallys use advanced phased array detection technique, uses special scanning
Frame carries small diameter tube phased array probe and detects around weld bond completion in one week.But phased array detection belongs to ultrasound detection scope, weld bond
Two sides detection faces cannot have the dirts such as paint, corrosion, require polish before detecting smoothly to expose metallic luster, due to gap original
It is obstructed because resulting in weld bond polishing work, can not be successfully development so as to cause detection work.
Currently, inventor has found that common polishing Work tool can not pass through the pipeline gap less than 70mm at work, therefore,
Manual mode is generallyd use for the polishing of the class formation weld bond to carry out.Paint stripper is smeared first, is then wrapped up with sand paper wait beat
Region is ground, manual rubbing sand paper is polished.
Therefore, inventor has found that manual grinding mode has the following disadvantages at work:
1, paint stripper can generate corrosion to pipeline and welding point, generate damage to pipeline, reduce service performance.
2, paint stripper and sand paper dosage are big, at high cost.
3, poor for the grinding effect of the hard foreign matter such as spatter and oxide skin, use duration.
4, manual mode grinding efficiency is low, and personnel are easy fatigue.
Summary of the invention
In order to solve the deficiencies in the prior art, some embodiments of the present invention provides the intensive pipe row weld bond of small diameter tube and beats
Mill apparatus can effectively remove pipeline and welding point Superficial Foreign Body suitable for the polishing of narrow gap pipe comb material, welding point,
Reach detection surface requirements, grinding accuracy and quality are high.
The intensive pipe of small diameter tube arranges weld bond grinding device, including:
Handpiece, the interior accommodation space to accommodate motor of the handpiece;
Driving mechanism, the motor are connected with driving mechanism, provide driving force for driving mechanism;
Grinding wheel, the grinding wheel are connected with the side of driving mechanism, drive grinding wheel rotation by driving mechanism;
Driven wheel, the driven wheel are connected with the other side of driving mechanism;
Wherein, motor axis and grinding wheel axis perpendicular, it is by driving mechanism and motor cooperation that motor is defeated
Power out has carried out vertical duction, and outputs power to grinding wheel.
Further preferred technical solution, the motor include rotor, and the side of the rotor is provided with
Motor stator, one end output shaft of the rotor position bearing, the other end output shaft of the rotor after being connected with
It is connected with prelocalization bearing, is provided with the first spur gear on the output shaft of the front end of the prelocalization bearing.
Further preferred technical solution, the driving mechanism include crown gear, the crown gear and motor
First spur gear is meshed, and is provided with the second spur gear in the middle part of the crown gear, covers on the second spur gear of synchronous belt, institute
It states and is additionally provided with multiple synchronous belt gears in synchronous belt, one end of the synchronous belt gear is connected with grinding wheel.
Further preferred technical solution, the crown gear are structure as a whole with the second spur gear.
Further preferred technical solution is additionally provided with multiple limit pulleys on the synchronous belt, limits pulley both ends
Portion forms groove structure, the lateral movement of limits synchronization belt with protrusion.
Further preferred technical solution, the grinding wheel are connected with polishing fixed frame, and the driven wheel and driven wheel are solid
Determine frame to be connected.
Preferably, the grinding wheel is corundum wheel, and the driven wheel is vulcanie wheel.
Preferably, the quantity of the grinding wheel is consistent with the quantity of synchronous belt gear in driving mechanism.
Further preferred technical solution, the driving mechanism, driven wheel fixed frame, polishing fixed frame generally arcuation knot
Structure.
Further preferred technical solution, synchronous belt gear one end have rectangular opening, with polishing axle end shape
Match.
The polishing process of the intensive pipe row weld bond grinding device of small diameter tube, including:
Grinding device front end is aligned to two pipe fittings gap to be polished, grinding device is put into pipeline gap, fills polishing
It sets frame cladding and is polished pipe fitting;
Grinding device posture is finely tuned, it is parallel with pipe fitting axis is polished to make grinding wheel and driven wheel axis, and polish
Wheel and driven wheel outer surface and pipe surface are tangent;
Grinding device is moved up and down, grinding wheel is placed on and is polished region;
It turns on the power switch, grinding wheel starts high speed rotation, rotates around conduit axis is polished, mobile grinding device machine
Body keeps being bonded for grinding wheel and driven wheel and pipeline in moving process;
Both forward and reverse directions rotate grinding device, it is ensured that the region surface finish that grinding wheel touches reaches standard requirements, so
After close power supply, grinding device is taken out;
Grinding device is rotated 180 ° around cylindrical body segment axis, grinding device is then moved, by semi arch fuselage
Part front end is directed at other side pipeline gap, starts, until pipeline or weld seam two sides, which are detected region finish, entirely reaches standard
It is required that polishing work terminates.
Compared with prior art, the beneficial effects of the invention are as follows:
1, this patent is compact-sized, carries radian, small in size, light weight, easy to carry, especially suitable construction site path
The polishing work for managing intensive pipe row, realizes the mechanical grinding of narrow gap weld bond.
2, rationally, uniform force runs smoothly for patent device design, and grinding accuracy is high, effect is good.
3, this grinding device motor driven, easy to operate, applicability is good, and polishing speed is fast, high-efficient.
4, this patent grinding tool is corundum wheel, solid wear-resisting, is not required to frequently replace, construction cost is low.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation are not constituted an undue limitation on the present application for explaining the application.
The grinding device overall structure figure of Fig. 1, specific embodiment;
The electronic airframe structure schematic diagram of Fig. 2, specific embodiment;
The transmission mechanism schematic diagram of Fig. 3, specific embodiment;
The transmission mechanism partial enlarged view of Fig. 4, specific embodiment;
Fig. 5, the corundum wheel of specific embodiment and synchronous belt gear schematic diagram;
The grinding device main view of Fig. 6, specific embodiment;
The grinding device side view of Fig. 7, specific embodiment;
The grinding device top view of Fig. 8, specific embodiment;
The grinding device effect picture of Fig. 9, specific embodiment;
The grinding device schematic diagram of internal structure of Figure 10, specific embodiment;
The grinding device field polish schematic diagram of Figure 11, specific embodiment;
In figure, 1, electronic fuselage;2, grinding wheel fixed frame;3, first support fastening screw;4, second support fastening screw;5,
First corundum wheel;6, the second corundum wheel;7, third corundum wheel;8, driving mechanism;9, the first vulcanie wheel;10,
Two vulcanie wheels;11, driven wheel fixed frame, 12, third bracket fastening screw;13, the 4th bracket fastening screw;14, rear fixed
Position bearing;15, motor stator;16, rotor;17, prelocalization bearing;18, the first spur gear, 19, crown gear;20,
Two spur gears;21, the first limit pulley;22, the first synchronous belt gear;23, the second limit pulley;24, the second synchronous belt
Gear;25, third limits pulley;26, synchronous belt;27, third synchronous belt gear.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
As shown in Figure 1, a kind of intensive pipe row weld bond grinding device of small diameter tube is disclosed in a kind of examples of implementation of the application,
The device includes cylindrical motor body 1;Semicircular arc-shaped grinding wheel fixed frame 2;First support fastening screw for bracket fastening
3, second support fastening screw 4, third bracket fastening screw 12, the 4th bracket fastening screw 13;Above-mentioned bracket fastening screw is equal
For crossed countersunk head screw, the first corundum wheel 5, the second corundum wheel 6, third corundum wheel 7 are formed by corundum mill material sintering;Half
Circular arc type transmission mechanism 8;The driven roller being made by vulcanie, respectively the first vulcanie wheel 9, the second hard rubber
Rubber tire 10;Semicircular arc-shaped driven wheel fixed frame 11.
In specific embodiment, above-mentioned cylindrical motor body 1, as shown in Fig. 2, positioning bearing 14 after including;Motor
Stator 15;Rotor 16;Prelocalization bearing 17;First spur gear 18.Relationship between motor components is:Rotor
Side be provided with motor stator, one end output shaft of the rotor positions bearing after being connected with, the rotor
Other end output shaft is connected with prelocalization bearing, is provided with the first straight-tooth on the output shaft of the front end of the prelocalization bearing
Wheel.
When work, by the start and stop of switch control motor, power is provided for entire grinding device.
In specific embodiment, transmission mechanism 8, as shown in figure 3, including crown gear 19;Second spur gear 20;First
Synchronous belt limits pulley 21, the second synchronous belt limit pulley 23, third synchronous belt and limits pulley 25;Drive corundum wheel
The first synchronous belt gear 22, the second synchronous belt gear 24, third synchronous belt gear 27 of rotation;The toothed synchronization of inner circumferential
Belt 26 is constituted.
As shown in figure 4, crown gear 19;Second spur gear 20 is structure as a whole, and 18 bring of the first spur gear is rotated
Power carries out the conversion on direction, and it is vertical to be mutually axis.Pulley both ends are limited with protrusion, form groove structure, limitation is same
Walk the lateral movement of belt.
As shown in figure 5, synchronous belt gear one end has rectangular opening, matches with corundum wheel shaft end shape, sand can be made
Wheel shaft is smoothly plugged, convenient for the replacement of corundum wheel.
The intensive pipe row's weld bond grinding device of small diameter tube electronic fuselage is arranged in the shell of electronic fuselage in assembling,
The shape of the shell is handle shape, holds when easy to use, then driving mechanism is connected with electronic fuselage, outside driving mechanism
Portion is again provided with shell, is provided with driving mechanism in shell, by three synchronous belts of three corundum wheels and driving mechanism
Gear one end is respectively connected with, and company is fixed by bracket fastening screw and grinding wheel fixed frame in the other end of three corundum wheels
Connect, one end of two vulcanie wheels is connected to driving mechanism, the other end by bracket fastening screw and driven wheel fixed frame into
Row is fixedly connected, and it is semicircle arc structure that driving mechanism, the radian direction of driven wheel fixed frame grinding wheel fixed frame are consistent.
The intensive pipe row weld bond grinding device three-view diagram of small diameter tube after being specifically completed is respectively as shown in Fig. 6,7,8.Tool
The intensive pipe row weld bond grinding device of small diameter tube after body is completed emulates photo figure as shown in figure 9, driving mechanism internal structure
Schematic diagram is as shown in Figure 10, and the usage state diagram in specific polishing is as shown in figure 11.
Another examples of implementation of the application also disclose the application method of the intensive pipe row weld bond grinding device of small diameter tube, specifically
For:
When using this patent grinding device, both hands hold cylindrical body first, are then directed at grinding device front end
Two pipeline gaps, take advantage of a situation semicircular arc-shaped workpiece polishing mechanism being put into pipeline gap, beat semicircular arc-shaped workpiece polishing mechanism frame cladding
Grind pipe fitting.Grinding device posture is finely tuned, keeps 3 corundum wheels and 2 rubber wheel axis parallel with conduit axis is polished, and
And idler wheel outer surface and pipe surface are tangent.Grinding device is moved up and down, 3 corundum wheels are placed on and are polished region.
It turns on the power switch, 3 corundum wheels start high speed rotation, rotate grinding device machine around conduit axis is polished
Body keeps being bonded for corundum wheel and rubber wheel and pipeline in moving process.Both forward and reverse directions rotate grinding device, it is ensured that emergy
It takes turns the region surface finish touched and reaches standard requirements, be then shut off power supply, grinding device is taken out.By grinding device around
Cylindrical body segment axis rotates 180 °, then moves grinding device, and semi arch fuselage sections front end is directed at another side pipe
Then road gap repeats above-mentioned process, until pipeline or weld seam two sides, which are detected region finish, entirely reaches standard requirements, polish
Work terminates.
It, can be to corundum wheel when bruting process is decreased obviously if there is corundum wheel serious wear or grinding efficiency
It is replaced.Grinding wheel fixed frame side fastening screw is unloaded, fixed frame is removed, corundum wheel is extracted out from rectangle placement hole,
More renew corundum wheel, then restore fixed frame, fastening screw is screwed, completes corundum wheel and more change jobs.
The grinding device overall construction design of this embodiment example is reasonable, and characteristics of compact layout is convenient for carrying and uses.For polishing
Grinding wheel arranged according to gesture, grinding device integrally can Clad pipe, the polishing work especially suitable for small diameter tube tubing and welding point
Make.
This embodiment example while reducing each part dimension to greatest extent, take into account power output and operation stability,
Minimum can arrange gap by 15mm pipe, the polishing work especially suitable for the intensive pipe row weld bond of small diameter tube.
A kind of disclosed transfer of power output of this embodiment example.Motor axis mutually hangs down with corundum wheel axis
Directly, therefore using crown gear and spur gear it is used cooperatively, the power of motor output has been subjected to vertical duction, continually
Ground outputs power to corundum wheel.
This embodiment example discloses a kind of shaped form transmission mechanism.Pulley, the synchronous belt of arrangement are limited by installing additional
Gear makes synchronous belt flexible carry out transmission power by projected route.By force analysis and dynamics research, this kind design
Not only it can guarantee stable power output, but also transmission mechanism can be made to cater to specific device shell structure.
3 ipsilateral arrangements of corundum wheel of this embodiment example, ensure that the stabilization of revolving speed, and 2 rubber are then arranged in the other side
Wheel, plays the role of cushioning and support, in this way polishing when can exert oneself to lean against this patent grinding device and be polished on pipeline, no
Rebound can be generated, the safety and stability of polishing is increased.
This embodiment example easily can arrange gap by narrow pipe, realize the mechanical grinding to intensive pipe row's weld bond.
This embodiment example grinding tool is corundum wheel, solid wear-resisting, is not required to frequently replace, construction cost is low.
This embodiment example grinding device can effectively remove pipeline and welding point Superficial Foreign Body, reach detection surface requirements,
Grinding accuracy and quality are high.
This embodiment example uses motor driven, easy to use, and grinding efficiency is high.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (10)
1. the intensive pipe of small diameter tube arranges weld bond grinding device, characterized in that including:
Handpiece, the interior accommodation space to accommodate motor of the handpiece;
Driving mechanism, the motor are connected with driving mechanism, provide driving force for driving mechanism;
Grinding wheel, the grinding wheel are connected with the side of driving mechanism, drive grinding wheel rotation by driving mechanism;
Driven wheel, the driven wheel are connected with the other side of driving mechanism;
Wherein, motor axis and grinding wheel axis perpendicular are cooperated by driving mechanism and motor by motor output
Power has carried out vertical duction, and outputs power to grinding wheel.
2. the intensive pipe of small diameter tube as described in claim 1 arranges weld bond grinding device, characterized in that the motor includes motor
Rotor, the side of the rotor are provided with motor stator, and one end output shaft of the rotor is connected with rear locating shaft
It holds, the other end output shaft of the rotor is connected with prelocalization bearing, the output close to the front end of the prelocalization bearing
The first spur gear is provided on axis.
3. the intensive pipe of small diameter tube as claimed in claim 2 arranges weld bond grinding device, characterized in that the driving mechanism includes hat
Shape gear, the crown gear are meshed with the first spur gear of motor, are provided with the second straight-tooth in the middle part of the crown gear
Wheel, covers on the second spur gear of synchronous belt, multiple synchronous belt gears, the synchronous belt is additionally provided in the synchronous belt
One end of gear is connected with grinding wheel.
4. the intensive pipe of small diameter tube as claimed in claim 3 arranges weld bond grinding device, characterized in that the crown gear and second
Spur gear is structure as a whole.
5. the intensive pipe of small diameter tube as claimed in claim 3 arranges weld bond grinding device, characterized in that also set on the synchronous belt
Multiple limit pulleys are equipped with, limit pulley both ends form groove structure, the lateral movement of limits synchronization belt with protrusion.
6. the intensive pipe of small diameter tube as described in claim 1 arranges weld bond grinding device, characterized in that the grinding wheel and polishing are solid
Determine frame to be connected, the driven wheel is connected with driven wheel fixed frame;
The driving mechanism, driven wheel fixed frame, polishing fixed frame generally arc structure.
7. the intensive pipe of small diameter tube as described in claim 1 arranges weld bond grinding device, characterized in that the grinding wheel is emergy
Wheel, the driven wheel are vulcanie wheel.
8. the intensive pipe of small diameter tube as claimed in claim 3 arranges weld bond grinding device, characterized in that the quantity of the grinding wheel with
The quantity of synchronous belt gear in driving mechanism is consistent.
9. the intensive pipe of small diameter tube as claimed in claim 3 arranges weld bond grinding device, characterized in that the synchronous belt gear one
End has rectangular opening, matches with polishing axle end shape.
10. the polishing process of the intensive pipe row weld bond grinding device of any small diameter tube of claim 1-9, characterized in that packet
It includes:
Grinding device front end is aligned to two pipe fittings gap to be polished, grinding device is put into pipeline gap, makes grinding device frame
Frame cladding is polished pipe fitting;
Finely tune grinding device posture, keep grinding wheel and driven wheel axis parallel with pipe fitting axis is polished, and grinding wheel with
Driven wheel outer surface and pipe surface are tangent;
Grinding device is moved up and down, grinding wheel is placed on and is polished region;
It turns on the power switch, grinding wheel starts high speed rotation, and around conduit axis rotation is polished, mobile grinding device fuselage is moved
Being bonded for grinding wheel and driven wheel and pipeline is kept during dynamic;
Both forward and reverse directions rotate grinding device, it is ensured that the region surface finish that grinding wheel touches reaches standard requirements, then closes
Power supply is closed, grinding device is taken out;
Grinding device is rotated 180 ° around cylindrical body segment axis, grinding device is then moved, by semi arch fuselage sections
Front end is directed at other side pipeline gap, starts, until pipeline or weld seam two sides, which are detected region finish, entirely reaches standard requirements,
Polishing work terminates.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811032013.1A CN108890498B (en) | 2018-09-05 | 2018-09-05 | Polishing device and method for welded junctions of dense small-diameter pipe rows |
PCT/CN2019/103191 WO2020048368A1 (en) | 2018-09-05 | 2019-08-29 | Grinding device and method for small-diameter tube dense-tube row welds |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811032013.1A CN108890498B (en) | 2018-09-05 | 2018-09-05 | Polishing device and method for welded junctions of dense small-diameter pipe rows |
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CN108890498A true CN108890498A (en) | 2018-11-27 |
CN108890498B CN108890498B (en) | 2024-01-19 |
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CN201811032013.1A Active CN108890498B (en) | 2018-09-05 | 2018-09-05 | Polishing device and method for welded junctions of dense small-diameter pipe rows |
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CN (1) | CN108890498B (en) |
WO (1) | WO2020048368A1 (en) |
Cited By (1)
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WO2020048368A1 (en) * | 2018-09-05 | 2020-03-12 | 中国电建集团山东电力建设第一工程有限公司 | Grinding device and method for small-diameter tube dense-tube row welds |
Families Citing this family (1)
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CN117644456B (en) * | 2024-01-30 | 2024-03-29 | 江苏沃能电气科技有限公司 | Automatic grinding machine for tubular bus |
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CN107348898A (en) * | 2017-09-05 | 2017-11-17 | 郑州嘉晨化工科技有限公司 | A kind of skive surface cleaning apparatus |
CN209110784U (en) * | 2018-09-05 | 2019-07-16 | 中国电建集团山东电力建设第一工程有限公司 | The intensive pipe of small diameter tube arranges weld bond grinding device |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2020048368A1 (en) * | 2018-09-05 | 2020-03-12 | 中国电建集团山东电力建设第一工程有限公司 | Grinding device and method for small-diameter tube dense-tube row welds |
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WO2020048368A1 (en) | 2020-03-12 |
CN108890498B (en) | 2024-01-19 |
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