CN110340817A - The preparation method and grinding wheel of grinding wheel based on 3D printing - Google Patents
The preparation method and grinding wheel of grinding wheel based on 3D printing Download PDFInfo
- Publication number
- CN110340817A CN110340817A CN201910600208.XA CN201910600208A CN110340817A CN 110340817 A CN110340817 A CN 110340817A CN 201910600208 A CN201910600208 A CN 201910600208A CN 110340817 A CN110340817 A CN 110340817A
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- Prior art keywords
- grinding wheel
- printing
- preparation
- spacing
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D18/00—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for
- B24D18/009—Tools not otherwise provided for
-
- 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
- B24D3/02—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 bonding agent
- B24D3/04—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 bonding agent and being essentially inorganic
- B24D3/06—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 bonding agent and being essentially inorganic metallic or mixture of metals with ceramic materials, e.g. hard metals, "cermets", cements
- B24D3/10—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 bonding agent and being essentially inorganic metallic or mixture of metals with ceramic materials, e.g. hard metals, "cermets", cements for porous or cellular structure, e.g. for use with diamonds as abrasives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y80/00—Products made by additive manufacturing
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention belongs to grinding wheel technical fields, more particularly to a kind of preparation method and grinding wheel of the grinding wheel based on 3D printing, the preparation method of grinding wheel based on 3D printing of the invention, preparation to grinding wheel is realized by using 3D printing equipment, and the grinding wheel is sintered to mixed powder on backing material plate according to preset print parameters by 3D metallic print technology, and then the grinding wheel can be efficiently made, effectively improve production efficiency；There is accuracy height due to 3D metallic print and can realize the cooling to printing article by coolant liquid in print procedure, in this way, on the one hand, the heat generated during sintered compound powder can be taken away by coolant liquid, sintered mixed powder continuous deformation caused by preventing heat from depositing, and then realize the machining accuracy for ensureing the grinding wheel；On the other hand, coolant liquid can take away the residue generated in sintering process, and residue is avoided to influence the performance of grinding wheel, and then the high-performance of effective guarantee grinding wheel.
Description
Technical field
The invention belongs to grinding wheel technical field more particularly to a kind of preparation methods and grinding wheel of the grinding wheel based on 3D printing.
Background technique
It is chip removal and the cooling effect improved in grinding process that grinding wheel, which is thinned, and wheel face is generally arranged by many small abrasive material blocks
Column are composed.Common production method is mold high-pressure molding mixed-powder, reburns and forms independent fritter, then by the fritter
It is bonded or welded on metal basal disc, last entirety end face equating.Such method problems faced is, if independent sintering unit
It is excessive that volume crosses smallest number, when that is bonded on basal disc, fritter it is aligned time-consuming and laborious, the height error of each unit also can
Increase the end face equating time.If separate unit volume is excessive, the cooling and chip removal effect when grinding will affect.
Summary of the invention
The purpose of the present invention is to provide a kind of preparation methods of grinding wheel based on 3D printing, it is intended to solve in the prior art
Existing grinding wheel long processing time and manufactured grinding wheel the ineffective technical problem of cooling and chip removal.
To achieve the above object, the technical solution adopted by the present invention is that: a kind of preparation method of the grinding wheel based on 3D printing,
The following steps are included:
3D printing equipment is provided, and presets beating for grinding wheel size and the 3D printing equipment in the 3D printing equipment
Print machine parameter；
Prefabricated grinding wheel is mounted in the 3D printing equipment；
Mixed powder is put into the powder box of the 3D printing equipment；
Start the 3D printing equipment and is grinding wheel by the prefabricated grinding wheel printing shaping.
Further, the grinding wheel size includes the first default groove width, the first default spacing, the second default groove width and the
Two default spacing form multiple transverse grooves, adjacent institute according to the described first default groove width on the machined surface of the prefabricated grinding wheel
The spacing stated between transverse groove is equal to the described first default spacing；It is pre- according to described second on the machined surface of the prefabricated grinding wheel
If it is in the multiple longitudinal slots being arranged in a crisscross manner that groove width, which is formed with multiple transverse grooves, the spacing between the adjacent longitudinal slot
Equal to the described second default spacing.
Further, the groove depth of the transverse groove and the longitudinal slot is 10mm.
Further, the mixed powder includes bond powders and diamond dust, the bond powders and the Buddha's warrior attendant
The weight proportion of stone powder is 5:1~3:1.
Further, the printer parameter be laser power 500W, scanning speed 1200mm/s, single powdering with a thickness of
0.5mm。
Further, grinding wheel described in printing shaping further include: grinding wheel described in electro-discharge machining, and make the plane of the grinding wheel
Degree is less than 0.03mm.
The present invention also provides a kind of grinding wheels, are made up of the preparation method of the above-mentioned grinding wheel based on 3D printing.
Further, the grinding wheel includes backing material plate and lateral projection and longitudinally convex, institute on the backing material plate
Lateral projection is stated longitudinally convex to be arranged in a mutually vertical manner with described.
Further, the fixation hole for fixing the grinding wheel is offered in the middle part of the grinding wheel.
Further, the lateral projection and the longitudinally convex width are 0.8mm~1.2mm, are highly 9mm
~11mm.
Beneficial effects of the present invention: the preparation method of the grinding wheel of the invention based on 3D printing is set by using 3D printing
The standby preparation realized to grinding wheel, and mixed powder is sintered by 3D metallic print technology according to preset print parameters by the grinding wheel
On to prefabricated grinding wheel, and then the grinding wheel can be efficiently made, effectively improve production efficiency；Since 3D metallic print has accurately
Property it is high and can realize cooling to printing article by coolant liquid in print procedure, thus it is possible, on the one hand, coolant liquid can be passed through
The heat generated during sintered compound powder is taken away, sintered mixed powder caused by preventing heat from depositing persistently becomes
Shape, and then realize the machining accuracy for ensureing the grinding wheel；On the other hand, coolant liquid can take away the residue generated in sintering process, keep away
Exempting from residue influences the performance of grinding wheel, and then the high-performance of effective guarantee grinding wheel.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the flow diagram of the preparation method of the grinding wheel provided in an embodiment of the present invention based on 3D printing；
Fig. 2 is the structural schematic diagram one of grinding wheel provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram two of grinding wheel provided in an embodiment of the present invention.
Wherein, each appended drawing reference in figure:
10-backing material plates；20-lateral projections；30-is longitudinally convex；
40-transverse grooves；50-longitudinal slots；60-fixation holes.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment that Fig. 1~3 is described is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " length ", " width ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
As shown in Figure 1, the embodiment of the present invention provides a kind of preparation method of grinding wheel based on 3D printing, including following step
Rapid: S1: providing 3D printing equipment, and the printer parameter of grinding wheel size and 3D printing equipment is preset in 3D printing equipment；
Specifically, grinding wheel size refer to the length of the lateral projection 20 and longitudinally convex 30 being set on backing material plate 10, width, highly with
And spacing, printer parameter refer to the power of 3D printing equipment, single printing height and scanning speed etc.；
S2: providing prefabricated grinding wheel, and specifically, which is backing material plate 10, is mounted in 3D printing equipment；Tool
Body is offered in the middle part of backing material plate 10 for the fixation hole that the backing material plate 10 is fixed, and in the 3D printing equipment by with this
Fixation hole is connected to fix the backing material plate 10, to ensure the print quality of grinding wheel.
S3: mixed powder is provided, which is put into the powder box of 3D printing equipment；Specifically, the mixed powder
Material includes bond powders and diamond dust, and bond powders include in bronze powder, titanium alloy powder and powder of stainless steel
At least one meets any use demand of user in this way, the hardness of manufactured grinding wheel, fusing point and intensity are higher.
S4: starting 3D printing equipment and is grinding wheel by the prefabricated grinding wheel printing shaping.3D printing equipment include powdering component,
Sintered components and cooling component, in the printing shaping grinding wheel, first wide bed component powder is laid on backing material plate 10 to by mixed powder
On, then being sintered mixed powder by sintered components is in solid-state to form prefabricated grinding wheel, then by cooling component to the prefabricated sand
Wheel is cooled down, specifically flow through the cooling that the prefabricated grinding wheel is realized using coolant liquid, repeat above-mentioned powdering, sintering and
Cooling step, until the size of the prefabricated grinding wheel is corresponding with preset grinding wheel size, in this way, being just able to achieve the production of grinding wheel.
The preparation method of grinding wheel based on 3D printing of the invention realizes the system to grinding wheel by using 3D printing equipment
It is standby, and the grinding wheel is sintered to mixed powder on backing material plate 10 according to preset print parameters by 3D metallic print technology, into
And the grinding wheel can be efficiently made, effectively improve production efficiency；Since 3D metallic print has accuracy high and is printing
Cheng Zhonghui realizes the cooling to printing article by coolant liquid, thus it is possible, on the one hand, can be taken away by coolant liquid in sintered compound
The heat generated during powder, sintered mixed powder continuous deformation caused by preventing heat from depositing, and then realize and protect
Hinder the machining accuracy of the grinding wheel；On the other hand, coolant liquid can take away the residue generated in sintering process, and residue is avoided to influence grinding wheel
Performance, and then the high-performance of effective guarantee grinding wheel.
Specifically, the radius of the backing material plate 10 is greater than 150mm, in order to make thinned grinding wheel.
Further, as shown in Figures 1 to 3, in the present embodiment, grinding wheel size is preset including the first default groove width, first
Spacing, the second default groove width and the second default spacing are formed on the machined surface of prefabricated grinding wheel according to the first default groove width more
A transverse groove, the spacing between adjacent transverse slot are equal to the first default spacing；On the machined surface of print substrate plate according to
It is in the multiple longitudinal slots being arranged in a crisscross manner that second default groove width, which is formed with multiple transverse grooves, between the adjacent longitudinal slot
Spacing be equal to the described second default spacing.Specifically, lateral projection 20 is provided between adjacent two transverse groove, adjacent two is longitudinal
Longitudinally convex 30 are equipped between slot, the spacing of two neighboring lateral projection 20 is 1mm, and two neighboring longitudinally convex 30 spacing is
1mm.Transverse groove 40 is formed between adjacent two lateral projection 20, adjacent two longitudinally convex 30 diameter is formed with longitudinal slot 50, leads to
Setting lateral projection 20 and longitudinally convex 30 are crossed, and the spacing of two neighboring lateral projection 20 is 1mm, two neighboring longitudinal direction protrusion
Spacing be 1mm, in this way, the grinding wheel of the size have preferable ground effect, and can by the width be 1mm transverse groove 40
The powder generated in grinding process and heat are taken away with longitudinal slot 50, to meet the higher use demand of user.
Further, as shown in Figures 1 to 3, in the present embodiment, the groove depth of transverse groove and longitudinal slot is 10mm, i.e., laterally
The height of protrusion 20 and longitudinally convex 30 is 10mm.By setting 10mm for the height of lateral projection 20 and longitudinally convex 30,
So that the transverse groove 40 and the size of longitudinal slot 50 that are formed are larger, convenient for by the powder generated in grinding process and heat band
It walks.
Further, in the present embodiment, mixed powder includes bond powders and diamond dust, bond powders and Buddha's warrior attendant
The weight proportion of stone powder is 5:1~3:1.By setting 5:1~3 for the weight proportion of bond powders and diamond dust:
1, it, can be in the hardness and intensity for ensureing grinding wheel by the way that the weight proportion of bond powders is set greater than 5:1；By that will bond
The weight proportion of powder is set smaller than 3:1, and effectively control is produced into while can further improve the hardness and intensity of grinding wheel
This.
Further, in the present embodiment, print parameters are laser power 500W, scanning speed 1200mm/s, single paving
Powder is with a thickness of 0.5mm.
Further, in the present embodiment, printing shaping grinding wheel further include: electro-discharge machining grinding wheel, and make the flat of grinding wheel
Face degree is less than 0.03mm.Flatness in the application each means the height difference of plane, which further includes electric discharge group
Part, the discharge assembly grinding wheel powdering, sintering and cool down and etc. complete after, realized by discharge assembly to the table of grinding wheel
Face is handled, until the flatness of the grinding wheel is less than 0.03mm, so that ground effect is more preferably when in use for the grinding wheel.
The embodiment of the present invention also provides a kind of grinding wheel, is made up of the preparation method of the above-mentioned grinding wheel based on 3D printing.
The grinding wheel is formed due to using the above method to make, so that the production of the grinding wheel is more convenient, and the quality of the grinding wheel is higher.
Further, as shown in figures 2-3, in the present embodiment, grinding wheel includes backing material plate 10 and on backing material plate 10
Lateral projection 20 and longitudinally convex 30, lateral projection 20 is arranged in a mutually vertical manner with longitudinally convex 30.Adjacent two lateral projection 20 it
Between be formed with transverse groove 40, adjacent two longitudinally convex 30 diameter is formed with longitudinal slot 50, passes through setting lateral projection 20 and longitudinal
Protrusion 30, and the spacing of two neighboring lateral projection 20 is 1mm, the spacing of two neighboring longitudinal direction protrusion is 1mm, in this way, the ruler
Very little grinding wheel has preferable ground effect, and can be 1mm transverse groove 40 and longitudinal slot 50 by the width by grinding process
The powder and heat of middle generation are taken away, to meet the higher use demand of user.
Further, as shown in figures 2-3, in the present embodiment, the fixation for fixed emery wheel is offered in the middle part of grinding wheel
Hole.Specifically, fixation hole is set in the middle part of grinding wheel, i.e., offers the fixation hole in the middle part of backing material plate 10, on the one hand, when the production sand
When wheel, backing material plate 10 is capable of fixing in 3D printing equipment, convenient for improving the precision of the grinding wheel；On the other hand, which is convenient for
It is fixed, when so that being ground using the grinding wheel, there is preferable ground effect.
Further, as shown in figures 2-3, in the present embodiment, lateral projection 20 is with longitudinally convex 30 width
0.8mm~1.2mm is highly 9mm~11mm.Preferably, the width of lateral projection 20 and longitudinally convex 30 is 1mm, high
Degree is 10mm.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within principle.
Claims (10)
1. a kind of preparation method of the grinding wheel based on 3D printing, it is characterised in that: the following steps are included:
3D printing equipment is provided, and presets the printer of grinding wheel size and the 3D printing equipment in the 3D printing equipment
Parameter；
Prefabricated grinding wheel is mounted in the 3D printing equipment；
Mixed powder is put into the powder box of the 3D printing equipment；
Start the 3D printing equipment and is grinding wheel by the prefabricated grinding wheel printing shaping.
2. the preparation method of the grinding wheel according to claim 1 based on 3D printing, it is characterised in that: the grinding wheel size packet
The first default groove width, the first default spacing, the second default groove width and the second default spacing are included, in the processing of the prefabricated grinding wheel
Multiple transverse grooves are formed according to the described first default groove width on face, it is pre- that the spacing between the adjacent transverse groove is equal to described first
If spacing；It is formed with multiple transverse grooves according to the described second default groove width in length and breadth on the machined surface of the prefabricated grinding wheel
The multiple longitudinal slots being staggered, the spacing between the adjacent longitudinal slot are equal to the described second default spacing.
3. the preparation method of the grinding wheel according to claim 2 based on 3D printing, it is characterised in that: the transverse groove and institute
The groove depth for stating longitudinal slot is 10mm.
4. the preparation method of the grinding wheel according to claim 1 based on 3D printing, it is characterised in that: the mixed powder packet
Include bond powders and diamond dust, the weight proportion of the bond powders and the diamond dust is 5:1~3:1.
5. the preparation method of the grinding wheel according to claim 1 based on 3D printing, it is characterised in that: the printer parameter
For laser power 500W, scanning speed 1200mm/s, single powdering is with a thickness of 0.5mm.
6. the preparation method of the grinding wheel according to claim 1 based on 3D printing, it is characterised in that: sand described in printing shaping
Wheel further include: grinding wheel described in electro-discharge machining, and the flatness of the grinding wheel is made to be less than 0.03mm.
7. a kind of grinding wheel, it is characterised in that: pass through the preparation of the described in any item grinding wheels based on 3D printing of claim 1~6
Method is made.
8. grinding wheel according to claim 7, it is characterised in that: the grinding wheel includes backing material plate and is set on the backing material plate
Lateral projection with it is longitudinally convex, the lateral projection longitudinally convex is arranged in a mutually vertical manner with described.
9. grinding wheel according to claim 8, it is characterised in that: offer in the middle part of the grinding wheel for fixing the grinding wheel
Fixation hole.
10. grinding wheel according to claim 8, it is characterised in that: the lateral projection and the longitudinally convex width are equal
It is highly 9mm~11mm for 0.8mm~1.2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910600208.XA CN110340817A (en) | 2019-07-04 | 2019-07-04 | The preparation method and grinding wheel of grinding wheel based on 3D printing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910600208.XA CN110340817A (en) | 2019-07-04 | 2019-07-04 | The preparation method and grinding wheel of grinding wheel based on 3D printing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110340817A true CN110340817A (en) | 2019-10-18 |
Family
ID=68178120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910600208.XA Pending CN110340817A (en) | 2019-07-04 | 2019-07-04 | The preparation method and grinding wheel of grinding wheel based on 3D printing |
Country Status (1)
| Country | Link |
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| CN (1) | CN110340817A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6029815A (en) * | 1998-08-11 | 2000-02-29 | Ali; Terry | Packaging substrate configured for connection to a rotary cutting wheel |
| CN107838820A (en) * | 2017-12-08 | 2018-03-27 | 清华大学 | 3D printing emery wheel, laser 3D printing machine and preparation method with coolant flow channel |
| CN107914216A (en) * | 2017-12-08 | 2018-04-17 | 清华大学 | Metallic bond 3D printing emery wheel, device and method with random loose structure |
| CN208543373U (en) * | 2017-12-08 | 2019-02-26 | 清华大学 | Metallic bond 3D printing grinding wheel and its manufacturing device with microscopic topology |
| CN109534845A (en) * | 2018-12-26 | 2019-03-29 | 华侨大学 | A kind of porous ceramics grinding wheel and preparation method thereof |
-
2019
- 2019-07-04 CN CN201910600208.XA patent/CN110340817A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6029815A (en) * | 1998-08-11 | 2000-02-29 | Ali; Terry | Packaging substrate configured for connection to a rotary cutting wheel |
| CN107838820A (en) * | 2017-12-08 | 2018-03-27 | 清华大学 | 3D printing emery wheel, laser 3D printing machine and preparation method with coolant flow channel |
| CN107914216A (en) * | 2017-12-08 | 2018-04-17 | 清华大学 | Metallic bond 3D printing emery wheel, device and method with random loose structure |
| CN208543373U (en) * | 2017-12-08 | 2019-02-26 | 清华大学 | Metallic bond 3D printing grinding wheel and its manufacturing device with microscopic topology |
| CN109534845A (en) * | 2018-12-26 | 2019-03-29 | 华侨大学 | A kind of porous ceramics grinding wheel and preparation method thereof |
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Application publication date: 20191018 |