CN108698196A - Damp abrasive product - Google Patents
Damp abrasive product Download PDFInfo
- Publication number
- CN108698196A CN108698196A CN201780013339.7A CN201780013339A CN108698196A CN 108698196 A CN108698196 A CN 108698196A CN 201780013339 A CN201780013339 A CN 201780013339A CN 108698196 A CN108698196 A CN 108698196A
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- CN
- China
- Prior art keywords
- damping
- abrasive
- damping body
- abrasive product
- annular
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D7/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor
- B24D7/06—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor with inserted abrasive blocks, e.g. segmental
- B24D7/066—Grinding blocks; their mountings or supports
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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
- B24B41/007—Weight compensation; Temperature compensation; Vibration damping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
- B24D3/001—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as supporting member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D5/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor
- B24D5/06—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor with inserted abrasive blocks, e.g. segmental
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D5/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor
- B24D5/16—Bushings; Mountings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D7/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor
- B24D7/16—Bushings; Mountings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D7/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor
- B24D7/18—Wheels of special form
-
- 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
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/009—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding profiled workpieces using a profiled grinding tool
-
- 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
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
- B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
Abstract
The present invention relates to a kind of damping abrasive products comprising damping body and the abrasive surface being arranged at least part of the damping body.Damping body includes synthetic polymer, and storage modulus of the synthetic polymer under 25 DEG C and 10Hz is 1000MPa to 2500MPa and fissipation factor is 0.025 to 0.10.
Description
Background technology
The present disclosure relates generally to abrasive products, and more particularly relate to fragile material such as glass, ceramics, glass
The abrasive material cutter and Grinding wheel of ceramics etc..
Fragile material such as glass, ceramics, glass ceramics are to generated clast, crackle or micro- during machining process
Crackle is sensitive.These clasts and crackle can shorten the service life of produced component or reduce its mechanical property such as fatigue strength
And bending strength.Thermal characteristics is similarly subjected to influence, and can lead to processed component exhaustion.Clast or micro-crack exiting or
Across driving its dissemination crystal boundary when solid-state material, the maximum acceptable size and material of clast or micro-crack
Structure is related with the balance for the power being applied on component;Florence Griffith (Griffith) criterion and Weibull can be used
(Weibull) it is distributed to calculate the size.
During the machining process of fragile material such as glass, ceramics, glass ceramics and similar material, due in removal material
The pressure being applied to when material on institute's processing component, can generate clast and crackle.Clast and micro-crack are due to working abrasive Buddha's warrior attendant
Caused by contact force between stone and fragile material.Need contact force that abrasive diamond is penetrated into material, and tool
On diamond and material between relative motion by required material from workpiece remove.If diamond during process for machining
There is vibration between fragile material, then each diamond is equivalent to a hammer, and can be in the surface of material or internal production
Raw clast and micro-crack.
The routine techniques of quantity and size for reducing clast and micro-crack includes reducing diamond coarse grain size or thick
Grain quality reduces bonding hardness or modification machine parameter, such as passes through and reduces feed speed.However, by increasing needed for operation
Time and the service life by shortening tool, these technologies can negatively affect the production capacity of grinding process.
Abrasive grain for glass is known in the prior art.U.S. Patent Publication 2002/0004362
(Lubke) it discloses and immerses oneself in drill bit for glass, there is the axis that extends along axis and can rotate about the axis, be fixed to axis simultaneously
Removing material layer on head, surface with the fi-ustoconical surface centered on axis and can surface and axis it
Between transmit torque axially opposing incompressible plastic body.Plastic body has good damping capacity so that eliminates head significantly
Portion vibrates or any tendency of trembling.
Invention content
The sector is seeking always the improved abrasive product for fragile material.More specifically, being intended to provide for crisp
Property material (glass, ceramics, glass ceramics etc.) Grinding wheel, have improve durability and in the machining process phase
Between fewer and/or less clast, crackle or micro-crack are generated in fragile material.
It is arranged by synthetic polymer it has been found that can be attached by the machine in damping Grinding wheel between end and abrasive surface
The damping body of formation realizes improved damping, and to reduce micro-crack and improve life tools.Specifically, selection synthesis
Polymer when being tested under the cyclic annular cycle of dynamic to have specific modulus ranges and fissipation factor.Realize these spies of the purpose
Property range be damping body under 25 DEG C and 10Hz storage modulus be 1000MPa to 2500MPa and fissipation factor is 0.025
To 0.10.
Therefore, in one embodiment, the invention reside in damping abrasive product, which includes comprising mill
The damping body expected the abrasive surface of particle and connect with abrasive surface;Wherein damping body includes synthetic polymer, the synthesized polymer
Storage modulus of the object under 25 DEG C and 10Hz is 1000MPa to 2500MPa and fissipation factor is 0.025 to 0.10.
Description of the drawings
Fig. 1 and Figure 1A shows damping abrasive product according to an embodiment.
Fig. 2 and Fig. 2A shows the damping abrasive product according to another embodiment.
Fig. 3 and Fig. 3 A show the damping abrasive product according to another embodiment.
Fig. 4 and Fig. 4 A show the damping abrasive product according to another embodiment.
Fig. 5 and Fig. 5 A show the damping abrasive product according to another embodiment.
Fig. 6 and Fig. 6 A show the damping abrasive product according to another embodiment.
Fig. 7 and Fig. 7 A show the damping abrasive product according to another embodiment.
Fig. 8 and Fig. 8 A show the damping abrasive product according to another embodiment.
Specific implementation mode
Referring now to Fig. 1 and Figure 1A, damping abrasive product 10 is shown in the form of cutter.More specifically, Fig. 1 and figure
1A shows the abrasive product 10 for being suitable for being ground bioceramic prosthese in the form of Grinding wheel 40.It includes machine to damp abrasive product 10
Device is attached end 12, damping body 14 and abrasive material cutting surfaces 16.Machine attachment end 12 is configured as transmitting (not to be shown from suitable machine
Go out) driving torque and linear force, with machine workpieces or from workpiece remove material when relative to workpiece rotation and translation hinder
Buddhist nun's abrasive product 10.
Machine attachment end 12 may include circular shaft, square shaft, hexagonal shaft or polygon shaft, tapered shaft and collet chuck, spiral shell
Line axis, the circular shaft of plane with the jaw for sucker or other suitable mechanical structures, with needed for transmitting torque and
Linear force.In the illustrated embodiment, machine attachment end 12 include for and machine be attached first end attachment part 12a, cone
Shape middle section 12b and and damping body 14 be attached cylindrical part 12c.First end 12a can utilize external screw thread or internal thread,
This depends on the configuration of the mandrel of the machine for rotation and translation damping abrasive product 10.In the illustrated embodiment, first
End 12a includes the spanner flat 24 being used together with open end wrench or hole, for replacing damping abrasive product 10
When install and remove first end 12a.
In general, machine attachment end 12 is made of metal material (such as steel or stainless steel), in the machine operations phase
Between be used together with cooling fluid or cutting fluid.Other suitable metals, such as rigidity plastics or selection are used for damping body 14
Material, can be used for machine attachment end 12.
In order to which cooling damping abrasive product, optional longitudinal hole 26 can be configured to be attached end across machine during use
12 and pass through damping body 14, with to abrasive material cutting surfaces 16 supply cooling fluid.The size in the hole can be based on required cooling
The mobility status of liquid selects.
Various mechanical interfaces can be used that abrasive material cutting surfaces 16 and machine attachment end 12 are connected to damping body 14.For example,
Abrasive material cutting surfaces 16 may include hollow cylinder 28, which has the recessed hole 30 coordinated with damping body 14,
The damping body 14 has the cylindrical projection 32 extended from shoulder 34.
Referring now to Fig. 2 to Fig. 8, wherein in all several views, similar drawing reference numeral refers to similar or corresponding
Component, Fig. 2 and Fig. 2A show the Grinding wheel 40 suitable for rolling tableware glass.Grinding wheel 40 includes annular damper body 14 and annular
Cutting surfaces 16.Annular damper body 14 is containing central opening 42, the first opposite main surface 44 and the second main surface 46 and outside
Circumferential edge surface 48.In the illustrated embodiment, annular cutting surfaces 16 include the beveled edge of neighbouring circumferential edge surface 48
16a.The second main surface in damping body 14 is arranged adjacent to the outer circumferential edges surface 48 of damping body for annular abrasive cutting surfaces 16
On 46 external annular region.In the illustrated embodiment, abrasive material cutting surfaces 16 are not disposed on the second main surface of damping body 16
On 46 endocyclic area.It will be appreciated, however, that abrasive material cutting surfaces 16 may be provided at entire second main surface of damping body 16
On.In other embodiments, abrasive material cutting surfaces 16 can connect or cutting surfaces 16 with the second main surface of damping body 14
It can be arranged in the form of section or pattern, to cover the selection area of the second main surface 46 of damping body 14.In an embodiment party
In case, abrasive material cutting surfaces 16 are the diamond that the metal for the damping body 14 for being directly glued to polyamide glass fiber reinforcement bonds
Layer.In the illustrated embodiment, damping body 14 is typically thin and planar, and has uniform thickness.More specifically, first
Main surface 42 and the second main surface 44 are coplanar.
Fig. 3 and Fig. 3 A show the Grinding wheel 40 for being suitable for machining construction glass.Grinding wheel 40 includes annular damper body 14, ring
Shape cutting surfaces 16 and the optional reinforcing annular plate 50 being arranged between damping body 14 and cutting surfaces 16.Securing plate 50 can be by
Metal or potting resin material such as filled phenolic resin are made.Annular damper body 14 contains central opening 42, and with opposite
The first main surface 44 and the second main surface 46 and outer circumferential edges surface 48.Reinforcing annular plate 50 is adjacent to outer circumferential edges table
Face 48 is arranged along the external annular region of the second main surface 46 of damping body 14, and the setting of annular abrasive cutting surfaces 16 is being reinforced
On the external annular region of plate 50.In the illustrated embodiment, damping body 14, cutting surfaces 16 are equal with the outer diameter of securing plate 50,
And the outer surface of damping body 14, cutting surfaces 16 and securing plate 50 abuts.In the illustrated embodiment, Grinding wheel 40 further includes
Optional toroidal race or center along the annular surface setting for limiting central opening 42 reinforces hub 62.Hub 62 is reinforced to enhance
The intensity of damping body 14 in the region of the central opening 42 of neighbouring Grinding wheel 40, and so as to improve the performance of Grinding wheel 40 and
Durability.It can be molded together or for example, by hub 62 and damping body 14 will be reinforced by the way that the indentation damping body 14 of hub 62 will be reinforced
In and so that reinforcing hub 62 is affixed directly to damping body 14, or can hub will be reinforced by using such as machanical fastener or adhesive
62 fastenings are bonded to damping body 14 and reinforcing hub 62 are made to be fixed to damping body 14.
In the illustrated embodiment, the internal diameter of abrasive material cutting surfaces 16 is more than the internal diameter of securing plate 50, thus cutting surfaces
16 radial dimension (that is, thickness in radial dimension) is less than the radial dimension of securing plate, and cutting surfaces 16 do not cover and add
The internal annular section of solid plate 50.In addition, the internal diameter of securing plate 50 is more than the internal diameter of damping body 14, the thus radial dimension of securing plate
Less than the radial dimension of damping body 14, and securing plate 50 does not cover the internal annular section of damping body 14.It will be appreciated, however, that
Damping body 14, the internal diameter of cutting surfaces 16 and securing plate 50 and outer diameter can be used according to the total structure of Grinding wheel 40 and expection are final
Change on the way.
Fig. 4 and Fig. 4 A are shown similar to the Grinding wheel 40 of Grinding wheel shown in Fig. 3 and Fig. 3 A, unlike, Fig. 3 and 3A
In optional securing plate 50 be eliminated, annular damper body 14 include annular shoulder part 14a, annular abrasive cutting surfaces 16 with
The annular shoulder part 14a of damping body 14 is abutted, and annular center is reinforced hub 62 and has been amplified to extend from central opening 42
To external peripheral surface 48.
Fig. 5 and Fig. 5 A show to be suitable for carry out the Grinding wheel 40 of groove grinding operation on drill bit or milling tool.Grinding wheel
40 include that annular damper body 14, annular cutting surfaces 16 and optional annular center reinforce hub or plate 50.Annular damper body 14 contains
There are central opening 42, the first opposite main surface 44 and the second main surface 46 and outer circumferential edges surface 48.In shown implementation
In scheme, outer circumferential edges surface 48 is inclined, and from diameter on the direction of first the 44 to the second main surface of main surface 46
To being flared out.Beveled edge surface 48 include far from center reinforce hub 62 outer annular recess 52, the outer annular recess 52 by with
The annular cutting surfaces 16 of receiving are set to, thus annular abrasive cutting surfaces 16 are arranged along beveled edge surface 48.Damping body 14 also wraps
The annular recess portion 54 of neighbouring central opening 42 is included, which, which is configured as receiving, reinforces hub 62.
Referring now to Fig. 6 and 6A, the Grinding wheel 40 for being suitable for machining construction or vehicle glass is shown.Grinding wheel 40 includes
Annular damper body 14, annular abrasive cutting surfaces 16 and optional circular central hub 62.Annular damper body 14 includes opposite
One main surface 44 and the second main surface 46, outer circumferential edges surface 48.Annular damper body 14 contains central opening 42 and multiple axis
To through-hole 56.Annular damper body 14 also contains annular recess or the channel 58 on neighbouring outer circumferential edges surface 48, the annular recess
Or channel 58 is suitable for receiving annular abrasive cutting surfaces 16.Annular damper body 14 includes extending along every side of abrasive material cutting surfaces 16
A pair of of shoulder segments 14a.In the illustrated embodiment, abrasive material cutting surfaces 16 contain annular groove 60.
Fig. 7 and Fig. 7 A are shown similar to the Grinding wheel 40 of Grinding wheel shown in Fig. 6 and Fig. 6 A, unlike, shoulder portion
One in 14a is divided to be eliminated and replaced with reinforcing annular plate 50.Securing plate 50 can be by conductive metallic material (such as steel)
It is formed, and may be provided with electrical connection and enable to be molded by galvanic corrosion process.Galvanic corrosion process can be used for being molded or shape mill
Wheel is cut, wherein the abrasive material combined is diamond, cubic boron nitride or similar hard material.Galvanic corrosion process can realize required wheel
Wide precision.Due to based on the electric spark between two electrodes (metal combination grinding wheel and profiling electrode) being placed in dielectric bath
The fusing, vaporization and injection of material caused by generated energy, need conduction between abrasive material metal bonding coating and machine
Property.
Referring now to Fig. 8 and Fig. 8 A, another reality for being suitable for machining the Grinding wheel 40 of construction or vehicle glass is shown
Apply scheme.Grinding wheel 40 includes annular damper body 14 and annular abrasive cutting surfaces 16.Annular damper body 14 includes opposite
One main surface 44 and the second main surface 46, outer circumferential edges surface 48.Annular damper body 14 contains central opening 42 and multiple axis
To hole 56.Annular damper body 14 also contains annular recess or the channel 58 on neighbouring outer circumferential edges surface 48, the annular recess or
Channel 58 is suitable for receiving annular abrasive cutting surfaces 16.Annular damper body 14 includes shoulder segments 14a, the edges shoulder segments 14a
Second main surface 46 of neighbouring abrasive material cutting surfaces 16 extends.In the illustrated embodiment, abrasive material cutting surfaces 16 contain annular
Groove 60.Grinding wheel 40 further includes reinforcing annular plate 50, first main surface 44 of the reinforcing annular plate 50 along annular damper body 14
It arranges and is adjacent.As the embodiment in Fig. 7 and Fig. 7 A, securing plate 50 can be by conductive metallic material (such as steel)
It is formed, and may be provided with electrical connection and enable to be molded by galvanic corrosion process.
In any embodiment as described herein, damping body 14 is made of synthetic polymer.Polymer can be thermoplasticity
Plastics, and can be selected from such as polyethylene, polypropylene, polyester, polyamide, polyethylene, polyetherimide, dimethyl silicone polymer
Or the polyether-ether-ketone of thermoplastic family.In order to adjust mechanical property, electrical characteristics and thermal characteristics, synthetic polymer can use filler
To strengthen or be mixed with.Suitable filler can be fiber or pipe, such as carbon fiber or nanotube, glass fibre, mineral fibres,
Ceramic fibre, metallic fiber or aramid fibre;Suitable filler can be whisker, and such as silicon carbide whisker or powder are all
Such as silicon carbide powder, alumina powder or metal powder, such as aluminium powder, copper powder.Suitable filler also may include these components
Mixture.
A certain amount of antiwear additive can be added to mixture when machining abrasives, be grasped with reducing drilling and/or chamfering
The possibility for synthesizing polymer body is worn during work.Suitable antiwear additive includes molybdenum disulfide, graphite or PTFE.
In one embodiment, damping body 14 is made of the polyamide 6 of glass fiber reinforcement.In an embodiment
In, glass fibre is with the 1 weight % to 50 weight % or 10 weight % to 50 weight % or 30 weight % of polyamide 6 mixture
Level to 50 weight % is used as strengthening material.30% glass fiber-reinforced polyamide 6 mixture is by En Xin lattice Co., Ltd
(Ensinger GmbH) is sold with trade name TECAMID 6GF30Black.It is as described below to test the storage modulus of the material
And fissipation factor, it is 1943MPa with the storage modulus under 10Hz at 25 DEG C to find and fissipation factor is 0.033.
The similar mixtures of polyamide 6 with glass fibre by E.I.Du Pont Company (E.I.du Pont de Nemours) with
Trade name DuPontTM 73G30T NC010 or DuPontTM 73G30T BK261 are sold, or by Rhodia
Limited liability company (Rhodia SA) is with trade nameC216 V30 BLACK Z/4 are sold.Other polyamide
The EMS-Grivory division departments of 6 manufacturers such as EMS groups are with trade nameB provides suitable product.
It has been determined that in order to be further reduced and/or eliminate clast and micro-crack when using damping abrasive product 10, synthesize
The storage modulus and fissipation factor of polymer are extremely important.ASTM D4065 plastic standard codes of practice can be used in these characteristics:
Dynamic mechanically characteristic:The measurement of program and report measure.
Dynamic mechanical analysis and sample preparation are executed according to ASTM D4065-12 standards and the process wherein referred to.It is dynamic
State mechanical meaurement at 25 DEG C to 45 DEG C the frequency range of 0.1Hz to 10Hz and 0.05% fixation tension with single-cantilever mould
Formula executes on DMTA V (scientific and technological (Rheometric Scientific) purchased from Rheometric).Using be measured as 20mm ×
The rectangle standard specimen of 5mm × 4mm.Temperature correction is completed using 724 temperature prover of fluke (Fluke), the prover is by public affairs
The calibration association periodic calibration recognized.PVC standards (service and obtain by RHEO) are periodically measured on DMTA to check temperature
Accuracy.Storage modulus and loss factor values are obtained at 25 DEG C, 35 DEG C and 45 DEG C and at 10Hz.
Table 1:Storage modulus and fissipation factor (10Hz)
As shown in the examples, when formed storage modulus of the material of damping body at 25 DEG C and 10Hz be 1000MPa extremely
When 2500MPa or 1000MPa to 2000MPa or 1200MPa to 2000MPa, the defect during fragile material machines is notable
It reduces and realizes improved life tools.In addition, to obtain above-mentioned improvement, the material of damping body is formed in 25 DEG C and 10Hz
Under fissipation factor be 0.025 to 0.10 or 0.03 to 0.10 or 0.03 to 0.09.As listed in Table 1, in an embodiment party
It is low for damping storage modulus (1303Mpa) of the polyamide 6 glass fiber material of abrasive product under 45 DEG C and 10Hz in case
In the storage modulus (1943Mpa) under 25 DEG C and 10Hz.The energy storage of the phenolic resin of the thermoset glass filling of the prior art
Modulus increases with test temperature and is increased, and the storage modulus of polyamide 6 mixture of glass fibers then increases with test temperature and subtracted
It is small.Storage modulus and fissipation factor are measured according to ASTM D4065 and above-mentioned test parameter.
In the design of damping abrasive product, another factor is to damp the shape and size of central body 14.In general,
Damping body is preferably 3mm to about 60mm along the length of abrasive product longitudinal axis, it is also possible to using the length except the range.
If length becomes too small, it may occur however that underdamping, and if length becomes too big, abrasive product may be sent out during use
Raw excessively torsion or flexure.In order to reduce such torsion or flexure, it can be arranged in the side of Grinding wheel or the hole of Grinding wheel and add
Solid plate 50.
In any embodiment as described herein, abrasive material cutting surfaces 16 may be configured as example being attached to damping body 14
Cutting element, or be set as being coated to the thin abrasive surface of damping body 14.In addition, abrasive material cutting surfaces 16 may be configured as having
The component of continuous surface, such as annular construction member or abrasive material cutting surfaces 16 may be configured as the separation of restriction noncontinuous surface (i.e.
Individually) the form of section.Mechanical fastening device can be used to be attached to damping body 14 for abrasive material cutting element, or use such as gluing
Agent or adhesives are to damping body 14.In some embodiments, abrasive material cutting surfaces 16 include the abrasive material in binder
Grain.It may include any suitable abrasive grain in abrasive grain cutting surfaces.In general, the Mohs' hardness of abrasive grain be at least 8,
Or even 9 and 10.The example of such abrasive grain includes aluminium oxide, aloxite (AI2O3), ceramic alumina, white melt oxidation
Aluminium, heat treated aluminum, silica, silicon carbide, green silicon carbide, aluminium oxide-zirconium oxide, diamond, iron oxide, ceria,
Cubic boron nitride, garnet, diatomite, the abrasive grain derived from Alpha-alumina sol-gel and combination thereof.
In general, abrasive grain has the average particle size particle size less than or equal to 1500 microns, but the range can also be used
Average particle size particle size in addition.For grinding action, the typical range of available abrasive particulate size is:Average particle size particle size exists
At least 0.01 micron, 1 micron, 3 microns even 5 microns to maximum 35 microns of (and including), 100 microns, 250 microns, it is 500 micro-
Change in the range of even up to 1500 microns of rice.In specific embodiments, using the gold between 10 μm and 300 μm
Hard rock coarse grain.
Abrasive material cutting surfaces are usually made up of molding process.In molding process, binder precursor, i.e. liquid are organic
Object, powdered inorganic object, powdered organic matter or combination thereof can be mixed with abrasive grain or not mixed.In some cases
Under, liquid medium (resin or solvent) is applied to abrasive grain first to drench its outer surface, and then will be drenched
Particle is mixed with powdery medium.It can pass through the sides such as compression molded, injection molding, transfer molding according to the abrasive material cutting surfaces of the disclosure
Formula is made.Molding can be completed by hot pressing or cold pressing or any suitable way well known by persons skilled in the art.
Binder generally comprises vitreous inorganic material (for example, for vitrifying grinding tool wheel), metal or organic resin
(for example, for resin-bonded grinding tool wheel).
Glassy state inorganic binder can be made of the mixture of different metal oxides.These metal oxide glass shapes are viscous
The example for tying agent includes silica, aluminium oxide, calcium oxide, iron oxide, titanium dioxide, magnesia, sodium oxide molybdena, potassium oxide, oxygen
Change lithium, manganese oxide, boron oxide, phosphorous oxide etc..During manufacturing glassy abrasive material cutting surfaces, the vitreous bond of powder type
Agent can be mixed with fugitive binder (being usually organic binder).Vitrified bond can also be formed by frit, such as from about
1% to 100% any amount of frit, but typically 20% to 100% frit.It is used in frits agent
Some examples of common material include feldspar, borax, quartz, soda ash, zinc oxide, chalk, antimony trioxide, titanium dioxide, fluorine
Sodium metasilicate, flint, ice crystal, boric acid and combination thereof.These materials are mixed usually as powder, burning with
The mixture is fused, then the mixture of cooling fusion.Cooling mixture is crushed and is sized to very thin powder, so as to
It is subsequently used as frits agent.The maturing temperature of these frits agent depends on its chemical property, but the temperature can be
About 600 DEG C to about 1800 DEG C.
Include following for keeping the binder of abrasive material cutting surfaces shape based on the total weight of bonded abrasives wheel
Amount:Usually 5 weight % to 50 weight %, more typically 10 weight % are even more typically from 12 weight % extremely to 25 weight %
24 weight %.
The example of metal adhesive include tin, copper, cobalt, bronze, aluminium, iron, cast iron, manganese, silver, titanium, carbon, chromium, nickel and it
Prealloy form or non-prealloy form combination.Metal adhesive may include filler, such as silicon carbide, oxidation
The combination of aluminium, boron carbide, tungsten, tungsten carbide and their prealloy form or non-prealloy form.Manufacture metal abrasives
During cutting surfaces, the metal adhesive of powder type can be mixed with fugitive binder (being usually inorganic binder).Metal is viscous
Knot agent can also be made of the mixture of pure powder and prealloyed powder, also can be by the metal powder and filler system that have premixed
At.These materials are mixed usually as powder, are burnt to be sintered the mixture, then the mixture of cooling sintering.This
The maturing temperature of a little metal adhesives depends on chemical property, but the temperature can be any between about 450 DEG C to about 1100 DEG C
In temperature range.
Include following for keeping the binder of abrasive material cutting surfaces shape based on the total weight of bonded abrasives wheel
Amount:Usually 65 weight % to 98 weight %, more typically 75 weight % are even more typically from 88 weight % extremely to 96 weight %
96 weight %.
Binder may include cured organic binder resins, filler and grinding aid.Phenolic resin is most common organic
Binder resin, and can the form of both powdered and liquid used.Although phenolic resin is widely used, make
It is also fallen into the scope of the present invention with other organic binder resins, other organic binder resins include such as asphalt mixtures modified by epoxy resin
Fat, polyimide resin, polyamide-imide resin, polyetherimide resin, polyether ketone resin, polyether-ether-ketone resin, polyethers
Sulphone resin, polyester resin, Lauxite, rubber, lac and acroleic acid binding agent.Organic binder can also with other binders come
It is modified to improve or change the characteristic of the binder.The amount of organic binder resins can be the 15 of the total weight of such as binder
Weight % to 100 weight %.
Available phenolic resin includes linear phenol-aldehyde resin and resol.Linear phenol-aldehyde resin be characterized in that by
Acid catalysis and the ratio of formaldehyde and phenol are less than 1, generally between 0.5:1 and 0.8:Between 1.Bakelite is characterized in that
It is alkali catalyzed and the ratio of formaldehyde and phenol is greater than or equal to 1, usually 1:1 to 3:1.Linear phenol-aldehyde resin and first rank phenolic aldehyde tree
Fat can be chemically modified (for example, by being reacted with epoxide) or they and can not be modified.Suitable for cured phenolic tree
The Illustrative acid catalyst of fat includes sulfuric acid, hydrochloric acid, phosphoric acid, oxalic acid and p-methyl benzenesulfonic acid.Suitable for phenolic resin cured
Basic catalyst includes sodium hydroxide, barium hydroxide, potassium hydroxide, calcium hydroxide, organic amine or sodium carbonate.
Phenolic resin is well known, and can easily be obtained from commercial source.The example of commercially available linear phenol-aldehyde resin
It is a kind of phenolic resin of two steps powdered (with trade name VARCUM (for example, 29302) by moral including DUREZ 1364
The Durez companies (Durez Corporation) of the states Ke Sasi Ai Disheng sell) or HEXION AD5534 resins (willing tower
The Hexion chemical company (Hexion Specialty Chemicals, Inc.) of base state Louisville sells).It can be used for implementing
The example of the commercially available resol of the disclosure include with trade name VARCUM (for example, 29217,29306,
Those of 29318,29338,29353) sold by Du Leizi companies (Durez Corporation);With trade name AEROFENE
A Shilande chemical companies (the Ashland Chemical that (for example, AEROFENE 295) is held in the palm by Fla. bar
Those of Co., Bartow, Florida) sell;And trade name " PHENOLITE " (for example, PHENOLITE TD-2207) by
The Jiangnan Chemical Co., Ltd. (Kangnam Chemical Company Ltd., Seoul, South Korea) of South Korea Seoul goes out
Those of sell.
In some embodiments, abrasive material cutting surfaces are attached to damping body by adhesive.Suitable industry can be used
Adhesive, such as with trade name 3MTMScotch-WeldTMThe epoxy resin product that Epoxy Adhesive DP460 are sold.
In other embodiments, abrasive material cutting surfaces can be fixed to one or more intermediate materials with sufficient intensity, not send out
Torque is transferred to abrasive material cutting surfaces from damping body in the case of raw sliding.
Embodiment
Embodiment 1
The abrasive product that diamond metal as shown in Figure 7 bonds is manufactured, to be ground out vapour in the glass of 2.1mm thickness
The profile of Chinese herbaceous peony windshield.Abrasive product has the damping body made of the polyamide 6 of 30 weight % glass fiber reinforcements.It is poly-
6 mixture of glass fibers of amide is by En Xin lattice Co., Ltd (Ensinger GmbH) with trade name TECAMID 6GF30Black
It sells.The storage modulus and fissipation factor of the material are tested as described, and it was found that the storage modulus under 25 DEG C and 10Hz
It is 0.033 for 1943MPa and fissipation factor.Abrasive product is existed on Bystronic machines with the feed rate of xx m/min
It is operated under xx rpm, carries out arranging per xx pieces and the water that is slightly emulsified with lubricating additive cools down.Abrasive product.Grinding makes
It is xx.+GQM with service life number
Comparative example 1
The abrasive product that diamond metal as shown in Figure 7 bonds is tested, to be ground out vapour in the glass of 2.1mm thickness
The profile of Chinese herbaceous peony windshield.Abrasive product has the centerbody being formed from steel.Abrasive product is existed with the feed rate of 14m/min
It is operated under 5,100rpm, the material with 0.5mm removes and every 15 arrange and slightly emulsified with lubricating additive
Water cools down.It is 57112 that abrasive product, which grinds service life number, including 5 reshapings.The GQM of mass measurement is estimated as 30.
Claims (7)
1. a kind of damping abrasive product, the damping abrasive product include:
Damping body;And
Abrasive surface, the abrasive surface are arranged at least part of the damping body;
The wherein described damping body includes synthetic polymer, and storage modulus of the synthetic polymer under 25 DEG C and 10Hz is
1000MPa to 2500MPa and fissipation factor are 0.025 to 0.10.
2. damping abrasive product according to claim 1, wherein the damping body includes polyamide 6.
3. damping abrasive product according to claim 1, wherein the damping body includes polyamide 6 and glass fibre.
4. damping abrasive product according to claim 3, wherein the glass fibre accounts for 1 weight % of the damping body extremely
50 weight %.
5. damping abrasive product according to claim 3, wherein the glass fibre accounts for 30 weight % of the damping body.
6. damping abrasive product according to claim 1, wherein machine are attached end and the damping body includes synthesized polymer
Object, storage modulus of the synthetic polymer under 25 DEG C and 10Hz is 1000MPa to 2500MPa and fissipation factor is
0.025 to 0.10.
7. according to the damping abrasive product described in claim 1,2,3,4,5 and 6, wherein the damping body is under 25 DEG C and 10Hz
The storage modulus of acquisition is more than the storage modulus obtained under 45 DEG C and 10Hz.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201662300476P | 2016-02-26 | 2016-02-26 | |
| US62/300,476 | 2016-02-26 | ||
| PCT/US2017/018623 WO2017147035A1 (en) | 2016-02-26 | 2017-02-21 | Damped abrasive article |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108698196A true CN108698196A (en) | 2018-10-23 |
Family
ID=59686524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780013339.7A Pending CN108698196A (en) | 2016-02-26 | 2017-02-21 | Damp abrasive product |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20190030683A1 (en) |
| EP (1) | EP3419785A4 (en) |
| CN (1) | CN108698196A (en) |
| WO (1) | WO2017147035A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112677060A (en) * | 2020-12-15 | 2021-04-20 | 珠海市巨海科技有限公司 | Resin binder superhard grinding wheel and manufacturing method thereof |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT518247B1 (en) * | 2016-05-13 | 2017-09-15 | Tyrolit - Schleifmittelwerke Swarovski K G | grinding wheel |
| IT201700110864A1 (en) * | 2017-10-04 | 2019-04-04 | Saidtools Srl | SHARPENING TOOL |
| DE102018113613B3 (en) * | 2018-06-07 | 2019-07-04 | SCHOTT Diamantwerkzeuge GmbH | Diamond tool and method of making a diamond tool |
| EP3833531B1 (en) | 2018-09-14 | 2023-06-28 | Align Technology, Inc. | Hybrid 3d printing with photo-curable materials |
| US11931866B2 (en) | 2018-10-19 | 2024-03-19 | Saint-Gobain Abrasives, Inc. | Grinding wheel assembly |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020004362A1 (en) * | 2000-07-05 | 2002-01-10 | Wendt Gmbh | Countersink bit for glass |
| US20020128371A1 (en) * | 2000-10-20 | 2002-09-12 | Ernst Poppe | Molded soft elastomer/hard polyester composition with noise damping properties |
| CN102558840A (en) * | 2010-12-27 | 2012-07-11 | 杜邦公司 | Noise damping composition |
| CN102794715A (en) * | 2012-08-03 | 2012-11-28 | 河南工业大学 | Fiber-reinforced grinding wheel substrate and preparation method thereof |
| US20150343601A1 (en) * | 2014-05-29 | 2015-12-03 | Saint-Gobain Abrasives, Inc. | Abrasive article having a core including a polymer material |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6251493B1 (en) * | 1996-04-08 | 2001-06-26 | 3M Innovative Properties Company | Vibration and shock attenuating articles and method of attenuating vibrations and shocks therewith |
| US20030106602A1 (en) * | 2001-12-07 | 2003-06-12 | Hsich Henry S. | Multi-layer assembly for fluid handling and containment systems |
| US20080026245A1 (en) * | 2006-07-25 | 2008-01-31 | Yuji Saga | Vibration damping material, structural laminates, and processes for making same |
-
2017
- 2017-02-21 CN CN201780013339.7A patent/CN108698196A/en active Pending
- 2017-02-21 WO PCT/US2017/018623 patent/WO2017147035A1/en active Application Filing
- 2017-02-21 US US16/078,666 patent/US20190030683A1/en not_active Abandoned
- 2017-02-21 EP EP17757044.7A patent/EP3419785A4/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020004362A1 (en) * | 2000-07-05 | 2002-01-10 | Wendt Gmbh | Countersink bit for glass |
| US20020128371A1 (en) * | 2000-10-20 | 2002-09-12 | Ernst Poppe | Molded soft elastomer/hard polyester composition with noise damping properties |
| CN102558840A (en) * | 2010-12-27 | 2012-07-11 | 杜邦公司 | Noise damping composition |
| CN102794715A (en) * | 2012-08-03 | 2012-11-28 | 河南工业大学 | Fiber-reinforced grinding wheel substrate and preparation method thereof |
| US20150343601A1 (en) * | 2014-05-29 | 2015-12-03 | Saint-Gobain Abrasives, Inc. | Abrasive article having a core including a polymer material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112677060A (en) * | 2020-12-15 | 2021-04-20 | 珠海市巨海科技有限公司 | Resin binder superhard grinding wheel and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| US20190030683A1 (en) | 2019-01-31 |
| EP3419785A4 (en) | 2019-09-04 |
| EP3419785A1 (en) | 2019-01-02 |
| WO2017147035A1 (en) | 2017-08-31 |
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Application publication date: 20181023 |