CN109483417B - Metal-based micro-lubrication grinding wheel and manufacturing method thereof - Google Patents
Metal-based micro-lubrication grinding wheel and manufacturing method thereof Download PDFInfo
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- CN109483417B CN109483417B CN201811625893.3A CN201811625893A CN109483417B CN 109483417 B CN109483417 B CN 109483417B CN 201811625893 A CN201811625893 A CN 201811625893A CN 109483417 B CN109483417 B CN 109483417B
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- grinding wheel
- grinding
- base body
- lubrication
- matrix
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- 238000000227 grinding Methods 0.000 title claims abstract description 211
- 238000005461 lubrication Methods 0.000 title claims abstract description 45
- 239000002184 metal Substances 0.000 title claims abstract description 29
- 238000004519 manufacturing process Methods 0.000 title abstract description 19
- 230000001050 lubricating effect Effects 0.000 claims abstract description 68
- 239000007788 liquid Substances 0.000 claims abstract description 52
- 239000011159 matrix material Substances 0.000 claims abstract description 51
- 239000012530 fluid Substances 0.000 claims description 32
- 239000002245 particle Substances 0.000 claims description 22
- 238000003860 storage Methods 0.000 claims description 15
- 239000000110 cooling liquid Substances 0.000 claims description 13
- 230000007423 decrease Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 17
- 230000008569 process Effects 0.000 abstract description 13
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000000654 additive Substances 0.000 abstract 1
- 230000000996 additive effect Effects 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 7
- 239000007767 bonding agent Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000006061 abrasive grain Substances 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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
-
- 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
- B24D18/0054—Manufacture of grinding tools or other grinding devices, e.g. wheels, not otherwise provided for by impressing abrasive powder in a matrix
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention discloses a metal-based micro-lubrication grinding wheel and a manufacturing method thereof, wherein the grinding wheel comprises a grinding wheel base body and a grinding layer, the center of the grinding wheel base body is provided with a grinding wheel mounting hole, the top surface of the grinding wheel base body is a grinding wheel mounting surface, and the bottom surface of the grinding wheel base body is provided with the grinding layer; the inside of the grinding wheel base body is also provided with a lubricating liquid flow passage, the inlet of the lubricating liquid flow passage is communicated with the grinding wheel mounting hole, and the outlet of the lubricating liquid flow passage faces to the outside of the grinding wheel base body; the bottom of the grinding wheel matrix is also provided with an annular lubrication groove communicated with the lubrication liquid flow passage. The metal-based micro-lubrication grinding wheel can be manufactured by adopting an additive processing manufacturing technology. When the grinding machine is used, the grinding machine can be matched with the spindle knife handle arranged on the spindle of the machine tool, the use amount of grinding lubricating liquid in the grinding process is effectively reduced, the grinding quality can be improved, a grinding lubricating liquid pipeline is not required to be connected independently, and the structure is simple.
Description
Technical Field
The invention relates to a metal-based grinding wheel, in particular to a metal-based micro-lubrication grinding wheel and a manufacturing method thereof.
Background
Grinding is a common machining method for removing materials, and refers to cutting off redundant materials on a workpiece by using an abrasive material and a grinding tool. The grinding processing belongs to finish processing, has small processing amount and high precision, and is widely applied to the mechanical manufacturing industry. Due to the characteristics of the grinding method, abrasive grains on the grinding wheel are also peeled off and chipped off due to the multiple-cutting with the workpiece during grinding.
The traditional grinding wheel is mainly obtained by mixing abrasive particles with a binding agent and then sintering and other processes. The traditional grinding wheel has a simple structure, does not have self-lubricating and cooling functions, and adopts pouring type cooling. The large amount of lubricating liquid in the casting type cooling process directly leads to the rise of grinding cost and influences on the environment and the health of operators.
Currently, more and more grinding wheels are in the form of adhering abrasive particles to the surface of a grinding wheel matrix, and the grinding wheels in the form are widely applied to high-performance grinding or high-efficiency grinding developed in recent years. However, the grinding wheel matrix is manufactured by adopting a traditional processing mode, and then the close combination of the abrasive particles and the matrix is realized through relevant electroplating or brazing and other processes, so that the manufacturing period of the grinding wheel is indirectly influenced by the method.
Disclosure of Invention
In order to effectively reduce the use amount of grinding lubricating liquid in the grinding process of the grinding wheel and improve the grinding quality, and ensure that the lubricating liquid is accurately conveyed to a grinding area, the cost is reduced, and the body injury to operators is reduced, the invention provides a metal-based micro-lubrication grinding wheel and a manufacturing method.
The technical scheme of the invention is as follows:
the metal-based micro-lubrication grinding wheel comprises a grinding wheel base body 5 and a grinding layer 7, and is characterized in that:
the center of the grinding wheel matrix 5 is provided with a grinding wheel mounting hole, and the top surface of the grinding wheel matrix 5 is a grinding wheel connecting end surface;
a plurality of abrasive particle attaching bosses 8 are arranged on the circumference of the bottom of the grinding wheel matrix 5;
the grinding layer 7 comprises a plurality of grinding belts arranged on a plurality of abrasive particle attaching bosses 8, and one abrasive particle attaching boss 8 is correspondingly provided with one grinding belt;
each grinding belt is divided into a plurality of sections along the radial direction of the grinding wheel matrix 5, and a chip pocket is formed by a gap between two adjacent sections of grinding belts and a gap between two adjacent abrasive particle attaching bosses 8;
the grinding wheel base body 5 is internally provided with a lubricating liquid flow passage, the inlet of the lubricating liquid flow passage is communicated with the grinding wheel mounting hole, and the outlet of the lubricating liquid flow passage faces the chip pocket.
The boss is arranged in the invention, which is helpful for increasing the chip containing space, preventing the machining burn caused by the blockage of the auxiliary flow passage of the lubricating liquid and improving the grinding quality.
Further, the multiple grinding bands on the multiple grinding bands form multiple concentric grinding rings centered on the center of the grinding wheel base 5. Further, the width of the grinding belt gradually decreases from the edge to the center of the grinding wheel base 5.
Further, the lubricating fluid channel comprises a lubricating fluid main channel 9, an annular storage cavity 6 and a lubricating fluid auxiliary channel 14 which are sequentially arranged along the grinding wheel matrix 5 from top to bottom;
the number of the lubricating fluid main channels 9 is multiple, and the multiple lubricating fluid main channels 9 are circumferentially arranged around the central shaft of the grinding wheel matrix 5; the number of the lubricating fluid auxiliary flow passages 14 is multiple, and the multiple lubricating fluid auxiliary flow passages 14 are axially arranged in parallel along the grinding wheel matrix 5;
the inlets of the plurality of lubricating liquid main flow passages 9 are communicated with the matrix matching mounting holes 11, and the outlets are communicated with the inlets of the annular storage cavity 6; the outlet of the annular storage cavity 6 is communicated with the inlets of a plurality of lubricating liquid auxiliary flow channels 14; the outlets of the plurality of sub-channels 14 of lubricating fluid face the chip flutes, and finally the cooling lubricating fluid acts on the grinding area. The lubricating liquid flow passage is arranged, so that the lubricating cooling liquid can smoothly act on the grinding processing area under the condition that the grinding wheel runs at high speed, and the structure is simple.
Further, the plurality of lubrication liquid auxiliary flow passages 14 in the grinding wheel matrix 5 are divided into a plurality of groups, and the plurality of groups of lubrication liquid auxiliary flow passages 14 are circumferentially and uniformly distributed by taking the center of the grinding wheel matrix 5 as the center of a circle;
the plurality of lubrication fluid sub-channels 14 included in each set of lubrication fluid sub-channels 14 are arranged along one diameter of the grinding wheel base 5.
Further, in order to reduce the overall weight of the grinding wheel without affecting the overall rigidity of the grinding wheel, the power consumption in the grinding process is further reduced. The grinding wheel base body 5 is internally provided with a grid-shaped weight-reducing structure 10, and the grid-shaped weight-reducing structure 10 is positioned above the lubricating fluid main flow passage 9.
Further, in order to enable the whole grinding wheel to achieve the effect of weight reduction on the premise of not affecting the enough rigidity of the grinding wheel matrix, and further reduce the power consumption in the grinding process. The annular storage cavity 6 is in a grid structure.
Further, the grinding wheel mounting hole comprises a base body matching mounting hole 11, a base body annular cooling liquid inlet hole 12 and a base body assembling connecting hole 13 which are sequentially formed from top to bottom, wherein the base body matching mounting hole 11 is a matching hole of a grinding wheel and a grinding wheel mounting shaft, the diameter of the base body annular cooling liquid inlet hole 12 is smaller than that of the base body matching mounting hole 11 and the base body assembling connecting hole 13 and is communicated with an inlet of the lubricating liquid main flow channel 9, and the base body matching mounting hole 11, the base body annular cooling liquid inlet hole 12 and the base body assembling connecting hole 13 are cylindrical holes and are coaxial with the grinding wheel base body 5.
Further, a pair of grinding wheel base keyways 4 are symmetrically arranged on the top surface of the grinding wheel base 5;
meanwhile, the invention also provides a manufacturing method of the metal-based micro-lubrication grinding wheel, which is characterized by comprising the following steps of:
1) Manufacturing a grinding wheel matrix 5 by using an SLM manufacturing technology;
2) Production of the grinding layer 7
2.1 The air-borne abrasive particle nozzle is adopted to convey abrasive particles and solid binder to the surface of the matrix;
2.3 And (3) adopting laser melting, solidifying and scanning to combine the solid binder with the metal abrasive particles, and finishing the manufacture of the grinding wheel.
Compared with the prior art, the invention has the beneficial effects that:
1. the trace lubrication grinding wheel provided by the invention has the advantages that the grinding wheel substrate is provided with the internal lubrication flow channel, so that the internal lubrication liquid can be ensured to directly act on the grinding processing area, and the consumption of the grinding lubrication liquid in the grinding processing process is effectively reduced; in addition, the invention is provided with a large-scale chip flute structure, so that the surface of a workpiece is not burnt due to chipping in the grinding process.
2. The metal-based micro-lubrication grinding wheel provided by the invention can be matched with the cutter handle arranged on the main shaft of the machine tool, and the lubrication liquid channel is arranged in the metal-based micro-lubrication grinding wheel, so that the lubrication liquid passing through the main shaft can smoothly act on a grinding area through the cutter handle and the lubrication liquid channel arranged in the grinding wheel, the usage amount of grinding lubrication liquid in the grinding process is effectively reduced, the grinding quality is improved, and the independent connection of a grinding lubrication liquid pipeline is not required, so that the structure is simple.
3. Compared with the existing grinding wheel manufacturing method, the manufacturing method of the metal-based micro-lubrication grinding wheel provided by the invention has the advantages that the grinding wheel granularity corresponding to the required machining precision can be selected according to different grinding requirements; the grinding wheel abrasive particle distribution, the lubricating liquid flow passage and the chip flute which meet the requirements can be manufactured according to different grinding states and different heat generated in the grinding process.
4. According to the manufacturing method of the metal-based trace lubrication grinding wheel, the bonding agent adopts the precise conveying technology, so that the bonding agent is prevented from adhering to the lubrication liquid outlet, and the lubrication liquid is ensured to smoothly flow out.
Drawings
FIG. 1 is a bottom view of a metal-based minimal lubrication grinding wheel according to an embodiment of the invention;
FIG. 2 is a cross-sectional view of a metal-based minimal lubrication grinding wheel according to an embodiment of the invention;
FIG. 3 is an enlarged view of a portion of the grinding wheel at the bottom A;
FIG. 4 is a top view of a metal-based minimal lubrication grinding wheel according to an embodiment of the invention;
FIG. 5 is a diagram showing a connection structure between a metal-based micro-lubrication grinding wheel and a cutter handle according to an embodiment of the invention;
FIG. 6 is a flow chart of a method of making a metal-based minimal lubrication grinding wheel according to the invention;
wherein the reference numerals are as follows:
the tool comprises a tool handle 1-connection, a tool handle 2-cooling runner, a tool handle 3-transmission connection key, a tool handle 4-grinding wheel matrix key groove, a tool handle 5-grinding wheel matrix, a 6-annular storage cavity, a 7-grinding belt, an 8-abrasive particle attachment boss, a 9-lubricating liquid main runner, a 10-grid-shaped weight-reducing structure, a 11-matrix matching mounting hole, a 12-matrix annular cooling liquid inlet hole, a 13-matrix assembling connection hole, a 14-lubricating liquid auxiliary runner, a 15-tool handle mounting pressing plate and a 16-connecting bolt.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1-4, the metal-based micro-lubrication grinding wheel comprises a grinding wheel base 5 and a grinding layer 7, wherein a pair of grinding wheel base key grooves 4 are symmetrically arranged on the top surface of the grinding wheel base 5; the grinding wheel base body 5 is sequentially provided with a base body matching installation hole 11, a base body annular cooling liquid inlet hole 12 and a base body assembling connection hole 13 from top to bottom, wherein the base body matching installation hole 11 is a matching hole of a grinding wheel and a grinding wheel installation shaft, the diameter of the base body annular cooling liquid inlet hole 12 is smaller than that of the base body matching installation hole 11 and the base body assembling connection hole 13 and is communicated with an inlet of the lubricating liquid main flow channel 9, and the base body matching installation hole 11, the base body annular cooling liquid inlet hole 12 and the base body assembling connection hole 13 are cylindrical holes and are coaxial with the grinding wheel base body 5.
A plurality of abrasive particle attaching bosses 8 are arranged on the circumference of the bottom of the grinding wheel matrix 5; the grinding layer 7 comprises a plurality of grinding belts arranged on a plurality of abrasive grain attaching bosses 8, and one abrasive grain attaching boss 8 is correspondingly provided with one grinding belt; each grinding belt is divided into a plurality of sections along the radial direction of the grinding wheel base 5, and the plurality of sections of grinding belts on the plurality of grinding belts form a plurality of concentric grinding rings with the center of the grinding wheel base 5 as the center of the circle. Gaps between two adjacent sections of grinding belts and gaps between two adjacent abrasive particle attaching bosses 8 form chip flutes; the grinding wheel base body 5 is also internally provided with a lubricating liquid flow passage, the inlet of the lubricating liquid flow passage is communicated with the grinding wheel mounting hole, and the outlet of the lubricating liquid flow passage faces the chip pocket.
The lubricating fluid channel comprises a lubricating fluid main channel 9, an annular storage cavity 6 and a lubricating fluid auxiliary channel 14 which are sequentially arranged along the grinding wheel matrix 5 from top to bottom; the number of the lubricating fluid main flow passages 9 is multiple, and the multiple lubricating fluid main flow passages 9 are circumferentially arranged around the central shaft of the grinding wheel matrix 5; the annular storage cavity 6 is annular; the number of the lubricating fluid auxiliary flow passages 14 is multiple, and the multiple lubricating fluid auxiliary flow passages 14 are axially arranged in parallel along the grinding wheel matrix 5; the inlets of the plurality of lubricating liquid inlets are communicated with the annular cooling liquid inlet 12 of the matrix, the outlets of the plurality of lubricating liquid main flow channels 9 are communicated with the inlets of the annular storage cavity 6, and the outlets of the annular storage cavity 6 are communicated with the inlets of the plurality of lubricating liquid auxiliary flow channels 14; the outlets of the plurality of sub-channels 14 are directed towards the chip flute. The plurality of the lubricating liquid auxiliary flow passages 14 in the grinding wheel matrix 5 are divided into a plurality of groups, and the lubricating liquid auxiliary flow passages 14 are uniformly distributed around the center of the grinding wheel matrix 5. The grinding wheel matrix 5 is also internally provided with a grid-shaped weight-reducing structure 10, and the grid-shaped weight-reducing structure 10 is positioned above the lubricating fluid main flow passage 9. The grid-shaped weight-reducing structure 10 and the annular storage cavity 6 are in a grid-shaped structure form, so that the usability of the grinding wheel matrix 5 is ensured to meet the requirements.
The width of the grinding belt of the present invention gradually decreases from the edge to the center of the grinding wheel base 5. As shown in fig. 5, when the metal-based micro-lubrication grinding wheel is installed, a pair of grinding wheel matrix key grooves 4 on the top surface of a grinding wheel matrix 5 are matched with a cutter handle transmission connecting key 3 arranged at the end part of a connecting cutter handle 1, meanwhile, the grinding wheel is fixedly connected with an installation shaft at the end part of the cutter handle through a cutter handle installation pressing plate 15 and a connecting bolt 16, and because a cutter handle cooling flow channel 2 is arranged in the connecting cutter handle 1, in the grinding process, lubricating liquid flows into a matrix annular cooling liquid inlet 12 after entering the cutter handle cooling flow channel 2 from a main shaft of equipment, then flows into an annular storage cavity 6 after entering a lubricating liquid main flow channel 9 in the grinding wheel matrix 5, and finally, lubricating and cooling are carried out on a grinding area through a lubricating liquid auxiliary flow channel 14.
As shown in fig. 6, the method for manufacturing the metal-based micro-lubrication grinding wheel comprises the following steps:
by utilizing the technical characteristics of SLM material addition, the profile of the grinding wheel matrix with the design requirement is manufactured layer by layer, and the lubricating liquid flow passage and the abrasive particle attachment boss 8 can be manufactured according to the actual processing requirement in the process. The lubricating fluid channel ensures that the lubricating fluid flowing into the grinding wheel matrix 5 smoothly acts on the grinding end surface, and after the grinding wheel matrix 5 is manufactured, the air-borne abrasive particle nozzle is adopted to convey abrasive particles and solid bonding agent to the surface of the matrix; and (3) adopting laser melting, solidifying and scanning to combine the solid bonding agent with the metal abrasive particles, and finishing the manufacture of the grinding wheel.
Claims (6)
1. The utility model provides a metal base micro-lubrication grinding wheel, includes grinding wheel base member (5) and grinding layer (7), its characterized in that:
the center of the grinding wheel base body (5) is provided with a grinding wheel mounting hole, and the top surface of the grinding wheel base body (5) is a grinding wheel connecting end surface;
a plurality of abrasive particle attaching bosses (8) are arranged on the circumference of the bottom of the grinding wheel base body (5);
the grinding layer (7) comprises a plurality of grinding belts arranged on a plurality of abrasive particle attaching bosses (8), and one abrasive particle attaching boss (8) is correspondingly provided with one grinding belt;
each grinding belt is divided into a plurality of sections along the radial direction of the grinding wheel matrix (5), and a chip flute is formed by a gap between two adjacent sections of grinding belts and a gap between two adjacent abrasive particle attaching bosses (8);
a lubricating fluid flow channel is also arranged in the grinding wheel matrix (5);
the lubricating fluid channel comprises a lubricating fluid main channel (9), an annular storage cavity (6) and a lubricating fluid auxiliary channel (14) which are sequentially arranged along the grinding wheel matrix (5) from top to bottom;
the number of the lubricating fluid main channels (9) is multiple, and the lubricating fluid main channels (9) are circumferentially arranged around the central shaft of the grinding wheel matrix (5); the number of the lubricating fluid auxiliary channels (14) is multiple, and the multiple lubricating fluid auxiliary channels (14) are axially arranged in parallel along the grinding wheel matrix (5);
the inlets of the lubricating liquid main channels (9) are communicated with the grinding wheel mounting holes, and the outlets of the lubricating liquid main channels are communicated with the inlets of the annular storage cavities (6); the outlet of the annular storage cavity (6) is communicated with the inlets of a plurality of auxiliary lubricating liquid channels (14); outlets of the plurality of auxiliary lubricating liquid channels (14) face the chip flutes;
a grid-shaped weight-reducing structure (10) is further arranged in the grinding wheel matrix (5), and the grid-shaped weight-reducing structure (10) is positioned above the lubricating liquid main runner (9);
the annular storage cavities (6) are all in a grid structure.
2. The metal-based minimal lubrication grinding wheel according to claim 1, wherein:
the multi-section grinding belt on the plurality of grinding belts forms a plurality of concentric grinding rings taking the center of the grinding wheel matrix (5) as the center of a circle.
3. The metal-based minimal lubrication grinding wheel according to claim 2, wherein:
the width of the grinding belt gradually decreases from the edge to the center of the grinding wheel base body (5).
4. A metal-based minimal lubrication grinding wheel according to claim 3, characterized in that:
the multiple lubrication liquid auxiliary channels (14) in the grinding wheel matrix (5) are divided into multiple groups, and the multiple groups of lubrication liquid auxiliary channels (14) are circumferentially and uniformly distributed by taking the center of the grinding wheel matrix (5) as the center of a circle;
a plurality of auxiliary lubricating fluid channels (14) contained in each group of auxiliary lubricating fluid channels (14) are distributed along one diameter of the grinding wheel matrix (5).
5. The metal-based minimal lubrication grinding wheel according to any one of claims 1-4, wherein:
the grinding wheel mounting hole comprises a base body matching mounting hole (11), a base body annular cooling liquid inlet hole (12) and a base body assembling connecting hole (13) which are sequentially formed from top to bottom, wherein the base body matching mounting hole (11) is a matching hole of a grinding wheel and a grinding wheel mounting shaft, the diameter of the base body annular cooling liquid inlet hole (12) is smaller than that of the base body matching mounting hole (11) and the base body assembling connecting hole (13) and is communicated with an inlet of a lubricating liquid main runner (9), and the base body matching mounting hole (11), the base body annular cooling liquid inlet hole (12) and the base body assembling connecting hole (13) are cylindrical holes and are coaxial with the grinding wheel base body (5).
6. The metal-based minimal lubrication grinding wheel according to claim 5, wherein:
the top surface of the grinding wheel matrix (5) is also symmetrically provided with a pair of grinding wheel matrix key grooves (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811625893.3A CN109483417B (en) | 2018-12-28 | 2018-12-28 | Metal-based micro-lubrication grinding wheel and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811625893.3A CN109483417B (en) | 2018-12-28 | 2018-12-28 | Metal-based micro-lubrication grinding wheel and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109483417A CN109483417A (en) | 2019-03-19 |
| CN109483417B true CN109483417B (en) | 2023-12-26 |
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| CN201811625893.3A Active CN109483417B (en) | 2018-12-28 | 2018-12-28 | Metal-based micro-lubrication grinding wheel and manufacturing method thereof |
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| 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 |
| CN209319586U (en) * | 2018-12-28 | 2019-08-30 | 西安增材制造国家研究院有限公司 | A kind of Metal Substrate micro lubricating grinding wheel |
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