CN108326716A - A kind of the thin slice polishing mechanism and polishing method of drilling machine driving - Google Patents
A kind of the thin slice polishing mechanism and polishing method of drilling machine driving Download PDFInfo
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- CN108326716A CN108326716A CN201810172701.1A CN201810172701A CN108326716A CN 108326716 A CN108326716 A CN 108326716A CN 201810172701 A CN201810172701 A CN 201810172701A CN 108326716 A CN108326716 A CN 108326716A
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- polishing
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- driven shaft
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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
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
-
- 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
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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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)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The present invention proposes that a kind of thin slice polishing mechanism of drilling machine driving and polishing method, mechanism include driving part, slave unit, substrate；Driving part is mounted on drill press spindle collet, and slave unit is vertically fixedly mounted on substrate, and the friction pair of polishing workpiece is formed with driving part.The present invention utilizes the drilling machine of production unit common configuration, considers structure feature and the polishing process requirement of slice work-piece, with lathe driving polishing instead of hand polish, efficiently solves the problems, such as the quality efficiency of slice work-piece polishing.The mechanism has simple in structure, high in machining efficiency, the advantages that processing quality is reliable and stable, and the range of work is adjustable.
Description
Technical field
The present invention relates to mechanical cold machining process field, the thin slice polishing mechanism of specially a kind of drilling machine driving and polishing side
Method is polished for tiny sheet parts surface.
Background technology
Narrow elongated sheets workpiece (thickness is less than 1mm) is polished, it is main at present still to use worker's manual machinery
Polishing mode carries out.Since slice work-piece thickness minimum reaches 0.04mm, narrow poor, poor rigidity, manual machinery polishing is easy
It generates bending, polish the defects of uneven, the operative skill of operative employee is required high.And the technology of operative employee, physical efficiency, work
State influences obviously workpiece processing quality, and the product quality of different batches is susceptible to fluctuation.In addition, manual machinery polishing one
As operating method be by workpiece pressing on backing plate, chamois leather is wrapped on batten, hand polish, after machining one side, clearly
Science and engineering part, turn-over process another side, and polishing efficiency is low.And polishing machine equipment currently on the market, separate unit are expensive, and due to
The limitation of narrow elongated sheets workpiece planform itself, current polishing machine equipment are not suitable for narrow elongated sheets workpiece
Polishing.
Invention content
In order to solve the problems existing in the prior art, the present invention proposes thin slice polishing mechanism and the polishing side of a kind of drilling machine driving
Method considers structure feature and the polishing process requirement of slice work-piece, is driven with lathe using the drilling machine of production unit common configuration
Polishing efficiently solves the problems, such as the quality efficiency of slice work-piece polishing instead of hand polish.The mechanism have it is simple in structure,
It is high in machining efficiency, the advantages that processing quality is reliable and stable, and the range of work is adjustable.
The technical scheme is that：
A kind of thin slice polishing mechanism of the drilling machine driving, it is characterised in that：Including driving part, slave unit, substrate；
Driving part is mounted on drill press spindle collet, and slave unit is vertically fixedly mounted on substrate, is formed and is polished with driving part
The friction pair of workpiece；
The driving part includes drive shaft, driving polishing component, expansion wheel, compress gasket, adjusting nut；The driving
Axis is divided into gripping section, burnishing section, friction-driven section, and the gripping section diameter is matched with drill chuck specification；The driving
Polishing component is wrapped in drive shaft burnishing section, constitutes driving polishing wheel；The friction that the expansion wheel is sleeved on drive shaft is driven
Dynamic section, the adjusting nut and driveshaft end screw-thread fit coordinate compress gasket to expanding wheel shaft by rotating adjusting nut
To pressure, expansion wheel compression is made to be radially expanded；
The slave unit includes driven shaft, driven polishing component, driven shaft sleeve；The driven shaft sleeve is sleeved on driven shaft
On, and with driven shaft clearance fit；The driven shaft sleeve is divided into friction-driven section and burnishing section, and the friction of driven shaft sleeve is driven
Dynamic section outer circle annular knurl, it is secondary with the expansion wheel composition driving friction of driving part；The driven polishing component is wrapped in driven shaft sleeve
Burnishing section on, constitute driven polishing wheel.
Further preferred embodiment, a kind of thin slice polishing mechanism of drilling machine driving, it is characterised in that：The gripping section
Diameter is not less thanAnd drive shaft overall stiffness is not less than HRC35；The driven shaft coordinates with the threaded hole on substrate,
It is vertically mounted on substrate；And driven shaft thread segment outer diameter is not less than M8, and driven shaft thread segment overall stiffness is not less than
HRC35。
Further preferred embodiment, a kind of thin slice polishing mechanism of drilling machine driving, it is characterised in that：The driving is thrown
The width of light component and the axial length of the burnishing section of drive shaft are isometric, and length is longer than the burnishing section perimeter of drive shaft
5mm~10mm is wrapped up one week around drive shaft burnishing section outer circle, constitutes driving polishing wheel；The band of the driving polishing component
Head is inserted by voussoir in the open slot of drive shaft burnishing section.
Further preferred embodiment, a kind of thin slice polishing mechanism of drilling machine driving, it is characterised in that：The driven throwing
The width of light component and the axial length of driven shaft sleeve burnishing section are isometric, and length is longer than driven shaft sleeve burnishing section perimeter
5mm~10mm wraps up one week around driven shaft sleeve burnishing section outer circle, constitutes driven polishing wheel；The driven polishing component
It takes the lead to be inserted into the open slot of driven shaft sleeve burnishing section by voussoir.
Further preferred embodiment, a kind of thin slice polishing mechanism of drilling machine driving, it is characterised in that：The driving is thrown
Light component and driven polishing component are polishing sand paper or chamois leather.
Further preferred embodiment, a kind of thin slice polishing mechanism of drilling machine driving, it is characterised in that：The expansion wheel
Using polyurethane rubber, expansion wheel diameter of bore is bigger 1mm than drive shaft friction-driven section diameter.
Further preferred embodiment, a kind of thin slice polishing mechanism of drilling machine driving, it is characterised in that：In driven shaft sleeve
Hole surface roughness and driven shaft are superior to 0.8 with driven shaft sleeve cooperation segment table surface roughness, ensure driven shaft and driven shaft
Set relatively rotates flexible.
A kind of thin slice polishing method of drilling machine driving, it is characterised in that：Include the following steps：
Step 1：Slave unit is threadably mounted on substrate, it is axial inclined to measure driven shaft distal end using bevel protractor and clearance gauge
Difference is not more than 0.02mm, it is ensured that slave unit axle center is not more than 0.02mm with substrate verticality；Substrate is mounted on drilling machine table top
With it is upper, using dial gauge measure substrate end-face surrounding difference be not more than 0.03mm, it is ensured that drilling machine table top and substrate-parallel degree are little
In 0.03mm；
Step 2：Drill press spindle gripper driving portion part rotate, using dial gauge measure drive shaft circular runout 0.02mm with
It is interior, it is ensured that drill press spindle is not more than 0.02mm with driving part axle center concentricity；Drill press spindle protrusion height is adjusted, driving portion is made
Part burnishing section is corresponding with slave unit burnishing fragment position；
Step 3：It is that driving polishes to adjust the distance between drive shaft axle center and driven shaft axle center D=(d1+d2)/2+ δ, d1
The measured value of wheel diameter, d2 are the measured value of driven polishing wheel diameter, and δ is polished slice work-piece thickness；
Step 4：It is inserted between driving polishing wheel and driven polishing wheel, is seen using the test block of polished slice work-piece uniform thickness
Examine between test block and both sides polishing wheel whether gapless, if having gap again adjustment drill press spindle until gapless；
Step 5：Adjusting nut on turn driving part, compress gasket Forward, extrusion expansion wheel, expansion wheel radial are swollen
It is swollen, with the driven shaft sleeve contact squeeze on slave unit, constitute friction wheel set；
Step 6：After in friction wheel set, installation is complete, drilling machine carries out mechanism run-in test to electricity, it is desirable that driving part turns round
Steadily, no swing, friction wheel set path of contact speed is equal, without opposite sliding；After the completion of mechanism run-in test, by polished thin slice
Workpiece is inserted between driving polishing wheel and driven polishing wheel, and progressive along polishing wheel rotation direction, completes polishing.
Advantageous effect
Thin slice polishing mechanism chief component driving part and slave unit proposed by the present invention are simple in structure, select normal
Use material manufacture.Size and morpheme are of less demanding, and production cost is low.Mechanism is easy for installation, and debugging is simple.It is polished when use
After foot wheel abrasion, wedge need to only be extracted, replace sand paper, by wedge insertion opening slot, driving part reinstalls machine tool chief axis, slave unit dress
Return substrate.
Workpiece is polished using the thin slice polishing mechanism, compares hand polish, operation difficulty and labor intensity substantially reduce, machine
When structure works normally, the factor influence of operator is small, and batch quality fluctuation is small, and workpiece quality is reliable and stable.And thin slice polishes
Mechanism is high in machining efficiency, and thin slice polishing mechanism polishing wheel fast scroll polishes workpiece, and workpiece two sides is squeezed friction and throws simultaneously
Light, compares hand polish, and working efficiency improves 10 times or more.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obviously, or practice through the invention is recognized.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination following accompanying drawings to embodiment
Obviously and it is readily appreciated that, wherein：
Fig. 1：Driving part front view；
Fig. 2：Driving part side view；
Wherein：1, drive shaft；2, polishing component is driven；3, expansion wheel；4, compress gasket；5, adjusting nut；6, wedge；
Fig. 3：Slave unit front view；
Fig. 4：Slave unit side view；
Wherein：7, driven shaft；8, driven polishing component；9：Driven shaft sleeve；
Fig. 5：Substrate front view；
Fig. 6：Substrate side view；
Fig. 7：Thin slice polishing mechanism schematic diagram；
Wherein：10, substrate；11, slave unit；12, polished workpiece；13, drilling machine；14, driving part；15, drilling machine platform
Face.
Specific implementation mode
The embodiment of the present invention is described below in detail, the embodiment is exemplary, it is intended to for explaining the present invention, and
It is not considered as limiting the invention.
Polishing belongs to the machining carried out with fine abrasive grains, and generates crowded wiping workpiece with because friction causes high temperature
The chemical action that the plastic processing of superficial layer, also abrasive grain occur under temperature and pressure effect with matallic surface layer.Polishing can
To improve workpiece surface quality, but workpiece size precision and geometric accuracy cannot be improved.
Thin-wall workpiece appearance and size is small, simple in structure, and surface roughness requirements are high, and a part of workpiece hardness is higher.Such as
Connection sheet thickness 0.045mm in certain type product, maximum appearance and size 46X5mm, hardness reaches HRC40 after bright quenching.Workpiece mistake
Thin, poor rigidity is easy bending when processing.Workpiece is narrow, and clamping is difficult when processing.
Slice work-piece burnishing surface is supplied materials black skin under normal circumstances, without machining.To size and geometric tolerance
It is required that passing through grinding process before extra high workpiece polishing.There is the workpiece of hardness requirement to pass through heat treatment procedure.Polishing includes thick
Polishing process, half finishing polish process, finishing polish process.Rough polishing, half finishing polish process removal slice work-piece surface minute protrusions,
The subtle burr of workpiece surrounding.Finishing polish process improves workpiece surface roughness.Process flow is as shown in table 1.
1 polishing process flow of table
Rough polishing abrasive material uses the higher abrasive paper for metallograph of mesh number, can efficiently remove flash removed.Half finishing polish abrasive material uses mesh
Number high abrasive paper for metallograph and antiscuffing paste, improve workpiece surface quality.Finishing polish uses ultra-fine abrasive paper for metallograph and antiscuffing paste, pursues high
Quality polish surface.Thin slice polish abrasive type and the scope of application are as shown in table 2.
2 abrasive species of table and the scope of application
In order to realize that slice work-piece polishes, a kind of thin slice polishing mechanism of present invention proposition and method.As shown in fig. 7, this reality
It includes driving part 14, slave unit 11, substrate 10 to apply the thin slice polishing mechanism that drilling machine drives in example.Substrate 10 is mounted on drilling machine
On 6 on table top, slave unit 11 is vertically fixedly mounted on the substrate 10, and driving part 14 is mounted on 13 main shaft chuck of drilling machine,
The friction pair of polishing workpiece is formed with driving part 14.Drill press spindle drives driving part rotation, the expansion wheel on driving part
With the driven shaft sleeve extrusion friction on slave unit, frictional force drives driven shaft sleeve to be rotated around driven shaft.Polished workpiece is placed in
Between driving part and the burnishing wheel of slave unit, burnishing wheel rotates in opposite directions, constitutes polishing wheel set, extrusion friction work
Part completes polishing.
Driving part mainly completes the function of mechanism driving and friction and Extrusion workpiece.As depicted in figs. 1 and 2, the driving
Component includes drive shaft 1, driving polishing component 2, expansion wheel 3, compress gasket 4, adjusting nut 5.
The drive shaft is divided into gripping section, burnishing section, friction-driven section.The gripping section diameter is advised with drill chuck
Lattice match, and clamping is on drill chuck.It to ensure the rigidity of mechanism, avoids generating resigning when driving, generates when polishing and allow knife, institute
It is unsuitable too small to state gripping section outer diameter, it is desirable that diameter is not less thanAnd drive shaft overall stiffness is not less than HRC35.
The width of the driving polishing component and the axial length of the burnishing section of drive shaft are isometric, and length compares drive shaft
The burnishing long 5mm~10mm of section perimeter, around drive shaft burnishing section outer circle wrap up one week, constitute drive polishing wheel；Institute
In the open slot taken the lead through voussoir insertion drive shaft burnishing section for stating driving polishing component.In the present embodiment, driving is thrown
Light component uses polishing sand paper, if polished using antiscuffing paste, polishing sand paper is substituted with chamois leather.
The expansion wheel is sleeved on the friction-driven section of drive shaft, and expansion wheel material is polyurethane rubber, and expansion wheel endoporus is straight
Diameter is bigger 1mm than drive shaft friction-driven section diameter, ensures that expansion wheel has sufficient expansion space.The adjusting nut and drive shaft
End thread coordinates, and coordinates compress gasket to expansion wheel axial pressure by rotating adjusting nut, so that expansion wheel is pressurized radial swollen
It is swollen.
Slave unit mainly completes the function of mechanism driven motions and friction and Extrusion workpiece.As shown in Figure 3 and Figure 4, described
Slave unit includes driven shaft 7, driven polishing component 8, driven shaft sleeve 9.The driven shaft 7 coordinates with the threaded hole on substrate,
It is vertically mounted on substrate；And to ensure the rigidity of mechanism, avoid generating resigning when driving, generates when polishing and allow knife, driven shaft
Thread segment outer diameter is not less than M8, and driven shaft thread segment overall stiffness is not less than HRC35.
The driven shaft sleeve is sleeved on driven shaft, and with driven shaft clearance fit, radial clearance 0.1mm or so；Driven shaft
Set inner bore surface roughness and driven shaft and driven shaft sleeve cooperation segment table surface roughness are superior to 0.8, ensure driven shaft with from
Moving axis set relatively rotates flexible.
The driven shaft sleeve is divided into friction-driven section and burnishing section, the friction-driven section outer circle annular knurl of driven shaft sleeve,
Increase the frictional force with driving part expansion wheel, it is secondary with the expansion wheel composition driving friction of driving part；The driven polishing portion
The width of part and the axial length of driven shaft sleeve burnishing section are isometric, and length is longer 5mm than driven shaft sleeve burnishing section perimeter
~10mm wraps up one week around driven shaft sleeve burnishing section outer circle, constitutes driven polishing wheel；The driven polishing component is taken the lead
It is inserted by voussoir in the open slot of driven shaft sleeve burnishing section.In the present embodiment, driven polishing component uses polishing sand paper,
If polished using antiscuffing paste, polishing sand paper is substituted with chamois leather.
Substrate plays the role of connecting machine tool table top and clamping slave unit in polishing mechanism.T-nut bolt passes through
Substrate is fastened on table top by lathe table top T-slot and substrate rectangle arc groove.Slave unit is vertically-mounted by threaded engagement
On substrate.It hangs down with slave unit and substrate within adjacent circular arc platform end face squareness 0.01mm, is ensured in substrate threaded hole axle center
Directly.Board structure is as shown in Figure 5 and Figure 6.
The method for carrying out thin slice polishing using above-mentioned apparatus, includes the following steps：
Step 1：Slave unit is threadably mounted on substrate, it is axial inclined to measure driven shaft distal end using bevel protractor and clearance gauge
Difference is not more than 0.02mm, it is ensured that slave unit axle center is not more than 0.02mm with substrate verticality；Substrate is mounted on drilling machine table top
With it is upper, using dial gauge measure substrate end-face surrounding difference be not more than 0.03mm, it is ensured that drilling machine table top and substrate-parallel degree are little
In 0.03mm；
Step 2：Drill press spindle gripper driving portion part rotate, using dial gauge measure drive shaft circular runout 0.02mm with
It is interior, it is ensured that drill press spindle is not more than 0.02mm with driving part axle center concentricity；Drill press spindle protrusion height is adjusted, driving portion is made
Part burnishing section is corresponding with slave unit burnishing fragment position；
Step 3：It is that driving polishes to adjust the distance between drive shaft axle center and driven shaft axle center D=(d1+d2)/2+ δ, d1
The measured value of wheel diameter, d2 are the measured value of driven polishing wheel diameter, and δ is polished slice work-piece thickness；
Step 4：It is inserted between driving polishing wheel and driven polishing wheel, is seen using the test block of polished slice work-piece uniform thickness
Examine between test block and both sides polishing wheel whether gapless, if having gap again adjustment drill press spindle until gapless；
Step 5：Adjusting nut on turn driving part, compress gasket Forward, extrusion expansion wheel, expansion wheel radial are swollen
It is swollen, with the driven shaft sleeve contact squeeze on slave unit, constitute friction wheel set；
Step 6：After in friction wheel set, installation is complete, drilling machine carries out mechanism run-in test to electricity, it is desirable that driving part turns round
Steadily, no swing, friction wheel set path of contact speed is equal, without opposite sliding.
After the completion of mechanism run-in test, so that it may be polished with carrying out slice work-piece.Workpiece is cleared up before polishing, and workpiece is placed in
It impregnates, clean in aviation gasoline, low pressure gas drying；By polished slice work-piece be inserted into driving polishing wheel and driven polishing wheel it
Between, and it is progressive along polishing wheel rotation direction, complete polishing.Wherein offhand feeding is steady, when avoiding workpiece from bending, and polishing
Between can not be long, avoid generate " orange peel " phenomenon.When being polished using antiscuffing paste, antiscuffing paste is applied on workpiece and is processed.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art are not departing from the principle of the present invention and objective
In the case of can make changes, modifications, alterations, and variations to the above described embodiments within the scope of the invention.
Claims (8)
1. a kind of thin slice polishing mechanism of drilling machine driving, it is characterised in that：Including driving part, slave unit, substrate；
Driving part is mounted on drill press spindle collet, and slave unit is vertically fixedly mounted on substrate, is formed with driving part
Polish the friction pair of workpiece；
The driving part includes drive shaft, driving polishing component, expansion wheel, compress gasket, adjusting nut；The drive shaft point
For gripping section, burnishing section, friction-driven section, the gripping section diameter is matched with drill chuck specification；The driving polishing
Component is wrapped in drive shaft burnishing section, constitutes driving polishing wheel；The expansion wheel is sleeved on the friction-driven section of drive shaft,
The adjusting nut and driveshaft end screw-thread fit coordinate compress gasket axially to apply expansion wheel by rotating adjusting nut
Pressure makes expansion wheel compression be radially expanded；
The slave unit includes driven shaft, driven polishing component, driven shaft sleeve；The driven shaft sleeve is sleeved on driven shaft, and
With driven shaft clearance fit；The driven shaft sleeve is divided into friction-driven section and burnishing section, the friction-driven section of driven shaft sleeve
Outer circle annular knurl, it is secondary with the expansion wheel composition driving friction of driving part；The driven polishing component is wrapped in rubbing for driven shaft sleeve
It wipes in polishing section, constitutes driven polishing wheel.
2. a kind of thin slice polishing mechanism of drilling machine driving according to claim 1, it is characterised in that：The gripping section diameter is not
It is less thanAnd drive shaft overall stiffness is not less than HRC35；The driven shaft coordinates with the threaded hole on substrate, vertical to pacify
On substrate；And driven shaft thread segment outer diameter is not less than M8, and driven shaft thread segment overall stiffness is not less than HRC35.
3. a kind of thin slice polishing mechanism of drilling machine driving according to claim 1, it is characterised in that：The driving polishing component
Width and drive shaft burnishing section axial length it is isometric, length is longer 5mm than the burnishing section perimeter of drive shaft~
10mm is wrapped up one week around drive shaft burnishing section outer circle, constitutes driving polishing wheel；The driving polishing component takes the lead to pass through
Voussoir is inserted into the open slot of drive shaft burnishing section.
4. a kind of thin slice polishing mechanism of drilling machine driving according to claim 1, it is characterised in that：The driven polishing component
Width and the axial length of driven shaft sleeve burnishing section it is isometric, length is longer 5mm than driven shaft sleeve burnishing section perimeter~
10mm wraps up one week around driven shaft sleeve burnishing section outer circle, constitutes driven polishing wheel；The driven polishing component takes the lead to lead to
Voussoir is crossed to be inserted into the open slot of driven shaft sleeve burnishing section.
5. according to a kind of thin slice polishing mechanism of drilling machine driving of claim 3 or 4, it is characterised in that：The driving polishing
Component and driven polishing component are polishing sand paper or chamois leather.
6. a kind of thin slice polishing mechanism of drilling machine driving according to claim 1, it is characterised in that：The expansion wheel is using poly-
Urethane rubber, expansion wheel diameter of bore are bigger 1mm than drive shaft friction-driven section diameter.
7. a kind of thin slice polishing mechanism of drilling machine driving according to claim 1, it is characterised in that：Driven shaft sleeve bore area
Roughness and driven shaft are superior to 0.8 with driven shaft sleeve cooperation segment table surface roughness, ensure that driven shaft is opposite with driven shaft sleeve
Rotation is flexible.
8. the method for carrying out thin slice polishing using the thin slice polishing mechanism that drilling machine described in claim 1 drives, it is characterised in that：
Include the following steps：
Step 1：Slave unit is threadably mounted on substrate, driven shaft distal end axial deviation is measured not using bevel protractor and clearance gauge
More than 0.02mm, it is ensured that slave unit axle center is not more than 0.02mm with substrate verticality；By substrate be mounted on drilling machine table top with it is upper,
Substrate end-face surrounding difference is measured using dial gauge and is not more than 0.03mm, it is ensured that drilling machine table top is not more than with substrate-parallel degree
0.03mm；
Step 2：Drill press spindle gripper driving portion part rotates, and is measured within drive shaft circular runout 0.02mm using dial gauge, really
It protects drill press spindle and is not more than 0.02mm with driving part axle center concentricity；Drill press spindle protrusion height is adjusted, driving part is made to rub
It is corresponding with slave unit burnishing fragment position to wipe polishing section；
Step 3：It is that driving polishing wheel is straight to adjust the distance between drive shaft axle center and driven shaft axle center D=(d1+d2)/2+ δ, d1
The measured value of diameter, d2 are the measured value of driven polishing wheel diameter, and δ is polished slice work-piece thickness；
Step 4：It is inserted between driving polishing wheel and driven polishing wheel using the test block of polished slice work-piece uniform thickness, observation examination
Between block and both sides polishing wheel whether gapless, if having gap again adjustment drill press spindle until gapless；
Step 5：Adjusting nut on turn driving part, compress gasket Forward, extrusion expansion wheel, expansion wheel are radially expanded, with
Driven shaft sleeve contact squeeze on slave unit constitutes friction wheel set；
Step 6：After in friction wheel set, installation is complete, drilling machine carries out mechanism run-in test to electricity, it is desirable that and driving part revolution is steady,
Without swing, friction wheel set path of contact speed is equal, without opposite sliding；After the completion of mechanism run-in test, by polished slice work-piece
It is inserted between driving polishing wheel and driven polishing wheel, and progressive along polishing wheel rotation direction, completes polishing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810172701.1A CN108326716B (en) | 2018-03-01 | 2018-03-01 | Sheet polishing mechanism driven by drilling machine and polishing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810172701.1A CN108326716B (en) | 2018-03-01 | 2018-03-01 | Sheet polishing mechanism driven by drilling machine and polishing method |
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| CN108326716B CN108326716B (en) | 2023-09-01 |
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| JP2005246497A (en) * | 2004-03-01 | 2005-09-15 | Foundation For The Promotion Of Industrial Science | Lapping device and lapping method |
| CN101716742A (en) * | 2009-11-28 | 2010-06-02 | 山西太钢不锈钢股份有限公司 | Mechanical reduction method of steel sample used for transmission electron microscope observation |
| CN202283683U (en) * | 2010-12-17 | 2012-06-27 | 东莞市长盛刀锯有限公司 | Strip steel polishing machine |
| US20140287659A1 (en) * | 2013-03-19 | 2014-09-25 | Panasonic Corporation | Machining method and machining device of component |
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