CN110170888A - A kind of magnetic abrasive finishing device and method efficiently polished for pipe internal surface - Google Patents
A kind of magnetic abrasive finishing device and method efficiently polished for pipe internal surface Download PDFInfo
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- CN110170888A CN110170888A CN201910614807.7A CN201910614807A CN110170888A CN 110170888 A CN110170888 A CN 110170888A CN 201910614807 A CN201910614807 A CN 201910614807A CN 110170888 A CN110170888 A CN 110170888A
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- Prior art keywords
- magnetic
- magnetic pole
- magnetic field
- pipe part
- grinding
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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
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
- B24B1/005—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes using a magnetic polishing agent
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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
- B24B31/00—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor
- B24B31/10—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor involving other means for tumbling of work
- B24B31/112—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor involving other means for tumbling of work using magnetically consolidated grinding powder, moved relatively to the workpiece under the influence of pressure
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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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
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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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The present invention relates to a kind of magnetic abrasive finishing device and method efficiently polished for pipe internal surface, including driving mechanism, feed mechanism, magnetic field generating means, driving mechanism drives pipe part rotation, and feed mechanism drives magnetic field generating means to move axially along pipe part；Magnetic field generating means form magnetic field, and absorption magnetically grinding particle is arranged along the magnetic line of force, are gathered into the magnetic grain brush with rigidity；Connection frame is fixedly connected by holding screw with big belt wheel, connection frame is by two semi-circular shape structure compositions, semicircular structure both ends are respectively and fixedly provided with gear, two semi-circular shape structure intermeshings, adjustment knob is fixedly connected with the gear of one of semicircle ring structure, and magnetic pole frame is fixed at one end and the intermediate vertex of semi-circular shape structure；Magnetic pole is mounted on magnetic pole frame.Advantage is: can carry out efficient grinding and polishing for the pipe part for the defects of there are scratch, pit, gauffer, micro-cracks on surface.
Description
Technical field
The invention belongs to Precision Machinings and technical field, more particularly to a kind of pipe internal surface that is used for efficiently to polish
Magnetic abrasive finishing device and method.
Background technique
As country greatly develops the high-grade, precision and advanced manufacturing industry such as electronic product, precision instrument, aerospace, pipe material product demand
Amount increases substantially, and pipe part surface topography directly affects the quality of final products.It is limited by processing technology, most of tubings
The defects of there are scratch, pit, gauffer, micro-cracks on the surface of part, influences its service life and be easy to cause hidden danger.Such as: boat
Hydraulic pipe in empty engine liquid hydraulic pipe, since cold bending process can make hydraulic pipe inner surface generate defect, bending
The stress that the inhomogeneities of place's pressure loading distribution can aggravate pipe bent position is concentrated, and is to cause failure to even result in hydraulic pipe fatigue
One of main contributor of fracture.Magnetic abrasive finishing Finishing can solve this problem, and traditional magnetic abrasive finishing finishing
Processing technology, worker's working strength is high, and processing efficiency is low.
Chinese patent CN108972160A discloses a kind of complicated axis bend pipe surfaces externally and internally magnetic abrasive finishing device and method,
Two groups of magnetic poles are arranged in pairs in the same plane in the device, and the range that the magnetic line of force that every group of magnetic pole generates passes through pipe fitting is smaller,
To keep active area of the magnetically grinding particle on pipe fitting smaller, grinding efficiency is low, and grinding track is single.
Summary of the invention
In order to overcome the deficiencies of the prior art, the object of the present invention is to provide a kind of magnetic grains efficiently polished for pipe internal surface
Grinding device and method improve the grinding efficiency of pipe part, effectively promote stability and finish that part uses.
To achieve the above object, the invention is realized by the following technical scheme:
A kind of magnetic abrasive finishing device efficiently polished for pipe internal surface, including driving mechanism, feed mechanism, magnetic field generation
Mechanism, driving mechanism drive pipe part rotation, and feed mechanism drives magnetic field generating means to move axially along pipe part；Magnetic field
Generating mechanism forms magnetic field, and absorption magnetically grinding particle is arranged along the magnetic line of force, is gathered into the magnetic grain brush with rigidity；
The magnetic field generating means include ring flange one, ring flange two, big belt wheel, big belt wheel support plate, belt, small band
Wheel, small pulley support plate, grinding motor, retarder, transmission shaft, connection frame, magnetic pole frame, magnetic pole；
Ring flange one, big belt wheel support plate, small pulley support plate, ring flange two are from top to bottom sequentially connected and connect, and form magnetic
Field generating mechanism structural framing；Big belt wheel and small pulley are separately mounted in big belt wheel support plate and small pulley support plate, big band
Wheel is connected with small pulley by belt, and grinding motor, which is connected with retarder and passes through transmission shaft, passes torque to small pulley；
Connection frame is fixedly connected by holding screw with big belt wheel, and connection frame is by two semi-circular shape structure compositions, semicircle
Shape structure both ends are respectively and fixedly provided with gear, two semi-circular shape structure intermeshings, adjustment knob and one of semicircle ring structure
Gear be fixedly connected, magnetic pole frame is fixed at one end and the intermediate vertex of semi-circular shape structure；Magnetic pole is mounted on magnetic pole frame.
The driving mechanism include turning motor, driving wheel, driven wheel, transmission belt, connecting shaft, pedestal, scroll chuck,
Pedestal, tailstock；Turning motor is fixed on the base, and turning motor is connect with driving wheel, transmission belt be connected to driving wheel with from band
On wheel, driven wheel is connected by connecting shaft with scroll chuck；Tailstock is fixed on pedestal, tailstock is oppositely arranged with scroll chuck.
The feed mechanism includes feeding motor, shaft coupling, guide post, workbench, screw rod, feed screw nut, guide post
It is fixed in driving mechanism, workbench is slidably connected with guide post, and feeding motor is connected with screw rod by shaft coupling, screw rod and silk
Stem nut is threadedly coupled；Workbench is fixedly connected with feed screw nut；Guide post is arranged below scroll chuck, and workbench passes through method
Blue disk two is connect with magnetic field generating means.
The magnetically grinding particle is by iron-based phase and grinding phase composition, after magnetically grinding particle is mixed with water base lapping liquid
It is placed in work surface.
The magnetic field generating means are connect by ring flange one with manipulator.
A method of it is efficiently polished for pipe internal surface, comprising the following steps:
1) pipe part is passed through into connection frame, is fixed pipe part to be processed using scroll chuck and tailstock；
2) magnetically grinding particle is uniformly mixed with water base lapping liquid and is placed in pipe part to be processed, adjust workbench
Position in guide post, so that the position for adjusting magnetic pole attracts it by magnetically grinding particle and forms magnetic in region to be processed
Grain brush；
3) the mutual angle of two semi-circular shape structures is adjusted by adjusting knob, to adjust the magnetic pole on magnetic pole frame
Along the arrangement position of pipe part, and then change the arrangement situation of magnetic grain brush on work surface；
4) start turning motor, scroll chuck drives pipe part rotation；
5) starting grinding motor rotates magnetic pole around pipe part；
6) starting feeding motor, drives workbench to move back and forth along guide post, and magnetic pole is moved axially along pipe part, realizes
To the grinding and polishing of pipe part inner surface.
The pipe part direction of rotation is opposite with the direction of rotation of magnetic pole.
Compared with prior art, the beneficial effects of the present invention are:
The magnetic abrasive finishing device that pipe internal surface efficiently polishes can there are scratch, pit, gauffer, micro-cracks etc. to lack for surface
Sunken pipe part carries out efficient grinding and polishing.Compared to existing grinding and polishing device, the present apparatus uses two semi-circular shape
Structure, and can adjust mutual angle, so that magnetic pole is no longer on same plane.Magnetic grain brush is no longer originally perpendicular to tubing zero
The state of part axis, but form the angled helix that intersects.The contact area of magnetic grain brush and pipe part increases
Add, grinding track is more complicated, therefore can greatly promote grinding efficiency, improves attrition process track, makes grinding and polishing more
Uniformly sufficiently.The present invention is applicable not only to the straight pipe part of grinding and polishing, and parts like bent pipes are equally applicable, magnetic field hair therein
Life structure can realize the grinding and polishing to parts like bent pipes using the cooperation of ring flange and manipulator.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the magnetic abrasive finishing device efficiently polished for pipe internal surface.
Fig. 2 is the elevational schematic view of the magnetic abrasive finishing device efficiently polished for pipe internal surface.
Fig. 3 is the structural schematic diagram of magnetic field generating means.
Fig. 4 is the front view of magnetic field generating means.
Fig. 5 is the operation schematic diagram of traditional grinding device.
Fig. 6 is working state figure of the invention.
Fig. 7 is the schematic diagram for adjusting knob control magnetic pole frame folding.
In figure: the magnetic field 1- turning motor 2- driving wheel 3- driven wheel 4- transmission belt 5- connecting shaft 6- scroll chuck 7-
Generating mechanism 8- pipe part 9- live centre 10- locks button 11- locating piece 12- shaft coupling 13- and feeds motor
14- support plate 15- pedestal 16- guide post 17- workbench 18- screw rod 19- feed screw nut's 20- pedestal 21- big belt wheel
Two 28- magnetic of 22- big belt wheel support plate 23- belt 24- small pulley support plate 25- transmission shaft 26- small pulley 27- ring flange
It is magnetic that pole frame 29- connection frame 30- adjusts knob 31- magnetic pole 32- retarder 33- grinding one 35- of motor 34- ring flange
The iron-based phase 37- of polishing particles 36- grinds phase.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawings of the specification, it should be noted that implementation of the invention is unlimited
In the following embodiments and the accompanying drawings.
See Fig. 1, Fig. 2, a kind of magnetic abrasive finishing device efficiently polished for pipe internal surface, including driving mechanism, feeding machine
Structure, magnetic field generating means 7, driving mechanism drive pipe part 8 to rotate, and feed mechanism drives magnetic field generating means 7 along tubing zero
Part 8 moves axially；Magnetic field generating means 7 form magnetic field, and absorption magnetically grinding particle 35 is arranged along the magnetic line of force, are gathered into rigid
The magnetic grain brush of property.
See Fig. 3, Fig. 4, Fig. 7, magnetic field generating means 7 include ring flange 1, ring flange 2 27, big belt wheel 21, big belt wheel
Support plate 22, belt 23, small pulley 26, small pulley support plate 24, grinding motor 33, retarder 32, transmission shaft 25, connection frame
29, magnetic pole frame 28, magnetic pole 31, adjustment knob 30；
Ring flange 1, big belt wheel support plate 22, small pulley support plate 24, ring flange 2 27 are from top to bottom sequentially connected
It connects, forms 7 structural framing of magnetic field generating means；Big belt wheel 21 and small pulley 26 are separately mounted to big belt wheel support plate 22 and small band
It takes turns in support plate 24, big belt wheel 21 is connected with small pulley 26 by belt 23, and grinding motor 33 is connected and passes through with retarder 32
Transmission shaft 25 passes torque to small pulley 26；
Connection frame 29 is fixedly connected by holding screw with big belt wheel 21, and connection frame 29 is by two semi-circular shape structure groups
At two halves cirque structure is meshed, and adjustment knob 30 is fixedly connected with one of semicircle ring structure, and magnetic pole frame 28 is fixed on
At one end of semi-circular shape structure and intermediate vertex；Magnetic pole 31 is mounted on magnetic pole frame 28.Need to adjust two semi-circular shape knots
Slightly loose to open holding screw when the folding angle of structure, rotation adjustment knob 30 drives the rotation of semi-circular shape structure, adjusts connection frame
29 folding angle adjusts the tight holding screw of back spin, and connection frame 29 is fixed.
Driving mechanism includes turning motor 1, driving wheel 2, driven wheel 3, transmission belt 4, connecting shaft 5, pedestal 20, scroll chuck
6, pedestal 15, tailstock；Turning motor 1 is fixed on pedestal 20, and turning motor 1 is connect with driving wheel 2, and transmission belt 4 is connected to master
With from belt wheel, driven wheel 3 is connected by connecting shaft 5 with scroll chuck 6 driving wheel 2；Tailstock, tailstock and three are fixed on pedestal 15
Dog chuck 6 is oppositely arranged.Support plate 14 is mounted on pedestal 15, and feeding motor 13 is mounted in support plate 14.
Tailstock structure is similar to the tailstock of lathe, and tailstock includes live centre 9, locating piece 11, locking mechanism, live centre
9 are mounted on locating piece 11, and locating piece 11 is mounted in guide post 16, on locating piece 11 equipped with locking button 10 can fix its
Position in guide post 16.It is using scroll chuck 6 and live centre 9 that pipe part 8 is fixed.
Feed mechanism includes feeding motor 13, shaft coupling 12, guide post 16, workbench 17, screw rod 18, feed screw nut 19,
16 one end of guide post is connect with pedestal 20, and the other end is connect with pedestal 15；Workbench 17 is slidably connected with guide post 16, feeding electricity
Machine 13 is connected with screw rod 18 by shaft coupling 12, and screw rod 18 is threadedly coupled with feed screw nut 19；Workbench 17 and feed screw nut 19
It is fixedly connected；Guide post 16 is arranged below scroll chuck 6, and workbench 17 is connected by ring flange 2 27 and magnetic field generating means 7
It connects.Feed motor 13 drive screw rod 18 rotate, drive feed screw nut 19 moved on screw rod 18, thus realize workbench 17 along
18 axis direction of screw rod is mobile.
Magnetically grinding particle 35 is made of iron-based phase 36 and grinding phase 37, and magnetically grinding particle 35 is mixed with water base lapping liquid
Afterwards, it is placed at work surface.
See that Fig. 5, Fig. 6, traditional grinding device and grinding device of the present invention are compared, milling area of the present invention increases, and track is more
It is complicated.The magnetically grinding particle 35 that the present invention uses is made of iron-based phase 36 and grinding phase 37, magnetically grinding particle 35 with it is water base
After lapping liquid mixing, magnetic grain brush is formed under the action of the magnetic field that every group of magnetic pole 31 generates.
The magnetic field generating means 7 are connect by ring flange 1 with manipulator.
See Fig. 1-Fig. 7, a method of it is efficiently polished for pipe internal surface, comprising the following steps:
1) pipe part 8 is passed through into connection frame 29, it is using scroll chuck 6 and tailstock that pipe part 8 to be processed is fixed；
2) magnetically grinding particle 35 is uniformly mixed with water base lapping liquid and is placed in pipe part 8 to be processed, adjust work
Make position of the platform 17 in guide post 16, so that the position for adjusting magnetic pole 31 attracts it by magnetically grinding particle 35 and to be added
Work area domain forms magnetic grain brush, to realize the grinding phase 37 on magnetically grinding particle 35 to the micro mill of 8 inner surface of pipe part
It cuts；
3) angle mutual by adjusting the semi-circular shape structure of the adjusting connection frame 29 of knob 30, to adjust magnetic pole frame
Magnetic pole 31 on 28 changes the arrangement situation of magnetic grain brush on work surface along the arrangement position of pipe part 8；
4) start turning motor 1, starting turning motor 1 power is successively passed to driving wheel 2, transmission belt 4, driven wheel 3,
Connecting shaft 5, scroll chuck 6, scroll chuck 6 drive pipe part 8 to rotate；
5) power is successively passed to retarder 32, transmission shaft 25, small pulley 26, belt 23, big by starting grinding motor 33
Belt wheel 21, connection frame 29, magnetic pole frame 28, magnetic pole 31 rotate magnetic pole 31 around pipe part 8, to make magnetic pole 31 around pipe
Class part 8 rotates；The case where being rotated for the pairs of magnetic pole 31 of two groups of semi-circular shape structures around pipe part 8 in Fig. 3.
6) starting feeding motor 13, drives workbench 17 to move back and forth along guide post 16, and magnetic pole 31 is axial along pipe part 8
It is mobile, realize the grinding and polishing to 8 inner surface of pipe part.It feeds motor 13 to rotate forward, be driven on screw rod 18 by shaft coupling 12
Feed screw nut 19 it is mobile, to drive workbench 17 mobile, guarantee that magnetic pole 31 is moved axially along pipe part 8, realize to pipe
The grinding and polishing of 8 inner surface of class part acts on.It is insufficient to prevent from grinding, during grinding and polishing, it can make to feed motor 13
Reversion, makes magnetic pole 31 move reciprocatingly along 8 axis of pipe part, grinding and polishing is more evenly thorough.
8 direction of rotation of pipe part and the direction of rotation of magnetic pole 31 are on the contrary, enhancing grinding efficiency and effect.
In grinding, grinding motor 33 or starting feeding motor 13 or the two can be started while being started.
For every group of magnetic pole 31 of traditional grinding device perpendicular to the axis of pipe part 8 to be processed, grinding track is single；The present invention
The axis of every group of magnetic pole 31 of grinding device and pipe part 8 to be processed intersects certain adjustable angle, and abrasive areas increases,
Grinding track is complicated, is conducive to the polishing effect for enhancing pipe part 8 to be processed.
Claims (7)
1. a kind of magnetic abrasive finishing device efficiently polished for pipe internal surface, which is characterized in that including driving mechanism, feeding machine
Structure, magnetic field generating means, driving mechanism drive pipe part rotation, and feed mechanism drives magnetic field generating means along pipe part axis
To movement；Magnetic field generating means form magnetic field, and absorption magnetically grinding particle is arranged along the magnetic line of force, are gathered into the magnetic grain with rigidity
Brush；
The magnetic field generating means include ring flange one, ring flange two, big belt wheel, big belt wheel support plate, belt, small pulley,
Small pulley support plate, grinding motor, retarder, transmission shaft, connection frame, magnetic pole frame, magnetic pole；
Ring flange one, big belt wheel support plate, small pulley support plate, ring flange two are from top to bottom sequentially connected and connect, composition magnetic field hair
Life structure structural framing；Big belt wheel and small pulley are separately mounted in big belt wheel support plate and small pulley support plate, big belt wheel with
Small pulley is connected by belt, and grinding motor, which is connected with retarder and passes through transmission shaft, passes torque to small pulley；
Connection frame is fixedly connected by holding screw with big belt wheel, and connection frame is by two semi-circular shape structure compositions, semicircle knot
Structure both ends are respectively and fixedly provided with gear, and two semi-circular shape structure intermeshings adjust the tooth of knob and one of semicircle ring structure
Wheel is fixedly connected, and magnetic pole frame is fixed at one end and the intermediate vertex of semi-circular shape structure；Magnetic pole is mounted on magnetic pole frame.
2. a kind of magnetic abrasive finishing device efficiently polished for pipe internal surface according to claim 1, which is characterized in that institute
The driving mechanism stated includes turning motor, driving wheel, driven wheel, transmission belt, connecting shaft, pedestal, scroll chuck, pedestal, tailstock；
Turning motor is fixed on the base, and turning motor is connect with driving wheel, and transmission belt is connected to driving wheel and from belt wheel, driven wheel
It is connected by connecting shaft with scroll chuck；Tailstock is fixed on pedestal, tailstock is oppositely arranged with scroll chuck.
3. a kind of magnetic abrasive finishing device efficiently polished for pipe internal surface according to claim 1, which is characterized in that institute
The feed mechanism stated includes feeding motor, shaft coupling, guide post, workbench, screw rod, feed screw nut, and guide post is fixed on driving
In mechanism, workbench is slidably connected with guide post, and feeding motor is connected with screw rod by shaft coupling, screw rod and feed screw nut's screw thread
Connection；Workbench is fixedly connected with feed screw nut；Guide post is arranged below scroll chuck, and workbench passes through ring flange two and magnetic
Field generating mechanism connection.
4. a kind of magnetic abrasive finishing device efficiently polished for pipe internal surface according to claim 1, which is characterized in that institute
The magnetically grinding particle stated by iron-based phase and grinding phase composition, magnetically grinding particle mixed with water base lapping liquid be placed on it is to be processed
Surface.
5. a kind of magnetic abrasive finishing device efficiently polished for pipe internal surface according to claim 1, which is characterized in that institute
The magnetic field generating means stated are connect by ring flange one with manipulator.
6. the method efficiently polished for pipe internal surface that device described in a kind of -5 any one according to claim 1 is realized,
Characterized by comprising the following steps:
1) pipe part is passed through into connection frame, is fixed pipe part to be processed using scroll chuck and tailstock；
2) magnetically grinding particle is uniformly mixed with water base lapping liquid and is placed in pipe part to be processed, adjustment workbench is being led
Position on column, so that the position for adjusting magnetic pole attracts it by magnetically grinding particle and forms magnetic grain in region to be processed
Brush；
3) the mutual angle of two semi-circular shape structures is adjusted by adjusting knob, to adjust the magnetic pole edge pipe on magnetic pole frame
The arrangement position of class part, and then change the arrangement situation of magnetic grain brush on work surface；
4) start turning motor, scroll chuck drives pipe part rotation；
5) starting grinding motor rotates magnetic pole around pipe part；
6) starting feeding motor, drives workbench to move back and forth along guide post, and magnetic pole is moved axially along pipe part, realizes to pipe
The grinding and polishing of class accessory inner surface.
7. a kind of method efficiently polished for pipe internal surface according to claim 6, which is characterized in that the tubing
Part direction of rotation is opposite with the direction of rotation of magnetic pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910614807.7A CN110170888B (en) | 2019-07-09 | 2019-07-09 | Magnetic particle grinding device and method for efficiently polishing inner surface of pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910614807.7A CN110170888B (en) | 2019-07-09 | 2019-07-09 | Magnetic particle grinding device and method for efficiently polishing inner surface of pipe |
Publications (2)
| Publication Number | Publication Date |
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| CN110170888A true CN110170888A (en) | 2019-08-27 |
| CN110170888B CN110170888B (en) | 2023-05-26 |
Family
ID=67699776
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| CN201910614807.7A Active CN110170888B (en) | 2019-07-09 | 2019-07-09 | Magnetic particle grinding device and method for efficiently polishing inner surface of pipe |
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| CN110587503A (en) * | 2019-09-29 | 2019-12-20 | 上海航天精密机械研究所 | Bonded free dual phase abrasive grain tool and method of making same |
| CN110653665A (en) * | 2019-10-09 | 2020-01-07 | 山东理工大学 | Automatic magnetic particle grinding and polishing machine for inner wall of intravascular stent tube with motor and permanent magnetic poles arranged in parallel |
| CN110653666A (en) * | 2019-10-09 | 2020-01-07 | 山东理工大学 | Automatic magnetic particle grinding and polishing machine for inner wall of blood vessel stent pipe driven by electromagnet magnetic force through double magnetic poles |
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| CN117140205A (en) * | 2023-10-31 | 2023-12-01 | 内蒙古工业大学 | Magnetic grinding device with grinding compensation function |
| CN117464547A (en) * | 2023-12-26 | 2024-01-30 | 内蒙古工业大学 | Magnetic grinding device capable of processing pipe fittings with different pipe diameters |
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