CN112936047A - Steel part surface rust removal treatment device on electric scooter and machining process - Google Patents
Steel part surface rust removal treatment device on electric scooter and machining process Download PDFInfo
- Publication number
- CN112936047A CN112936047A CN202110099720.8A CN202110099720A CN112936047A CN 112936047 A CN112936047 A CN 112936047A CN 202110099720 A CN202110099720 A CN 202110099720A CN 112936047 A CN112936047 A CN 112936047A
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- Prior art keywords
- polishing
- cooling
- cooling liquid
- fluid infusion
- electric scooter
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
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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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/02—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant
- B24B55/03—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant designed as a complete equipment for feeding or clarifying coolant
Abstract
The invention discloses a steel part surface rust removal treatment device on an electric scooter and a processing technology thereof, wherein the steel part surface rust removal treatment device comprises a rust removal box, a hoisting mechanical arm and a polishing mechanical arm, a polishing head is arranged at the end part of the polishing mechanical arm, a plurality of cooling grooves extending along the radial direction are distributed on the polishing head, one side of each cooling groove, which is in contact with a workpiece, is opened, and the steel part surface rust removal treatment device also comprises a liquid supplementing assembly for supplementing cooling liquid to the inner end of each cooling groove. The invention provides a steel part surface rust removal treatment device and a processing technology on an electric scooter, aiming at the technical problem that cooling liquid can not enter the contact surface of a grinding disc and a workpiece or the entering amount is too small.
Description
Technical Field
The invention relates to the technical field of surface treatment of parts of a scooter, in particular to a steel part surface rust removal treatment device and a processing technology on an electric scooter.
Background
With the increasing living standard of people, body-building, leisure and entertainment become an essential part of people's life, and the small-sized electric vehicle is a short-distance travel tool which is endlessly developed in recent years, and has various forms such as various monocycles, electric scooters, electric bicycles and the like. The multifunctional fitness equipment brings convenience to life and brings fitness and entertainment experiences to people, is popular with the public and has considerable mass basis.
The outer shell of the electric scooter is usually made of steel parts, the rust removal work of a steel plate in the mechanical manufacturing is an important process, and the quality of the rust removal effect directly influences the later processing process and the service life of a finished product; polishing is used as an economic rust removal mode, the application is common, cooling liquid needs to be matched during polishing, but the cooling liquid cannot enter the contact surface of the grinding disc and the workpiece or the entering amount is too small, so that the cooling effect of the cooling liquid is poor.
Disclosure of Invention
1. Technical problem to be solved by the invention
The invention provides a steel part surface rust removal treatment device and a processing technology on an electric scooter, aiming at the technical problem that cooling liquid can not enter the contact surface of a grinding disc and a workpiece or the entering amount is too small.
2. Technical scheme
In order to solve the problems, the technical scheme provided by the invention is as follows:
the utility model provides a last steel surface rust cleaning processing apparatus of electric scooter, includes rust cleaning case, hoist and mount arm and the arm of polishing, the head of polishing is installed to the tip of the arm of polishing, it has a plurality of cooling bath along radial extension to polish overhead the distribution, one side opening of cooling bath and work piece contact still includes the fluid infusion subassembly that is used for supplementing the coolant liquid to the cooling bath inner.
Optionally, a diversion trench is arranged at the center of the polishing head, inner ends of the cooling trenches are communicated with the diversion trench, and the fluid infusion assembly is used for supplementing cooling fluid into the diversion trench.
Optionally, the polishing head comprises a polishing support rotatably connected to the end of the polishing mechanical arm and a plurality of polishing blocks fixedly connected to the polishing support, the plurality of polishing blocks are distributed along the circumferential direction, a cooling groove is formed between every two adjacent polishing blocks at intervals, the inner ends of the plurality of polishing blocks are arranged around the forming diversion groove at intervals, and a liquid supplementing channel communicated with the diversion groove is arranged in the polishing support.
Optionally, the fluid infusion subassembly includes rotatable coupling in the fluid infusion ring body in the support outside of polishing, the fluid infusion ring body links firmly on the arm of polishing through the connecting rod, the fluid infusion ring body with the support sealing connection of polishing, the inboard of fluid infusion ring body is equipped with annular fluid infusion groove, fluid infusion passageway and fluid infusion groove communicate mutually, the fluid infusion ring body is external to have fluid infusion pipe and fluid infusion pump.
Optionally, the polishing machine further comprises a cooling mechanical arm arranged on the opposite side of the polishing mechanical arm, a cooling liquid spray head is mounted at the end of the cooling mechanical arm, and the cooling liquid spray head sprays cooling liquid towards the other side of the polishing position of the workpiece.
Optionally, a coolant recovery assembly for separating the rust and coolant is also included.
Optionally, the cooling liquid recovery assembly comprises an evaporation tank and a cooling liquid recovery tank, the evaporation tank is communicated with the derusting tank, an electric control door is arranged at the joint of the evaporation tank and the derusting tank, the evaporation tank is communicated with the cooling liquid recovery tank through a pipeline, and the cooling liquid recovery assembly further comprises a heat supply assembly for heating the inside of the evaporation tank.
Optionally, a pressure valve is arranged on the pipeline.
Optionally, a gas-liquid heat exchanger is arranged on the pipeline, and a cooling water pipeline is externally connected to the liquid heat exchanger.
A surface rust removal treatment method for steel parts on an electric scooter comprises the following steps: s1, fixing the workpiece in the derusting box by the hoisting mechanical arm; s2, grinding one side of the workpiece; and S3, spraying cooling liquid towards the other side of the grinding position of the workpiece.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
(1) through the structural design, the steel part surface rust removal treatment device on the electric scooter can continuously supplement cooling liquid to the grinding surface of the workpiece, the cooling liquid is in direct contact with the grinding surface to ensure the cooling effect, and meanwhile, the grinding head 4 can be attached to the surface of the workpiece as much as possible to improve the rust removal effect; the cooling liquid is in a flowing state in the polishing process, so that the cooling liquid after absorbing heat is discharged in time, and new cooling liquid is supplemented in time to achieve the purpose of cooling.
Drawings
Fig. 1 is a schematic structural diagram of a steel member surface rust removal processing device on an electric scooter according to an embodiment of the present invention;
fig. 2 is a schematic cross-sectional view of a steel member surface rust removal processing device on an electric scooter according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a polishing head in the steel member surface rust removal processing device on the electric scooter according to the first embodiment of the present invention;
fig. 4 is a schematic cross-sectional view of a polishing head in the steel member surface rust removal processing device on the electric scooter according to the embodiment of the present invention.
1. A derusting box; 2. hoisting the mechanical arm; 3. polishing the mechanical arm; 4. polishing head; 41. polishing the bracket; 41a, a fluid infusion channel; 42. grinding blocks; 5. a cooling tank; 6. a fluid infusion assembly; 61. liquid supplementing ring bodies; 61a, a liquid supplementing groove; 62. a connecting rod; 63. a liquid supplementing pipe; 64. a liquid supplementing pump; 7. a shunt slot; 8. cooling the mechanical arm; 9. a coolant spray head; 10. an evaporation tank; 11. a coolant recovery tank; 12. an electrically controlled door; 13. a pipeline; 14. a pressure valve; 15. a gas-liquid heat exchanger; 16. a cooling water line; 17. a baffle.
Detailed Description
For a further understanding of the present invention, reference is made to the following detailed description taken in conjunction with the accompanying drawings 1-4 and examples.
Example one
With reference to fig. 1-4, the steel surface rust removal processing apparatus on electric scooter of this embodiment, including rust removal case 1, hoist and mount arm 2 and grinding arm 3, rust removal case 1 is inside hollow, on hoist and mount arm 2 installs outside control box, the clamping part is installed to the tip of hoist and mount arm 2 and is used for the centre gripping work piece and carry it to rust removal case 1 in, grinding arm 3 then installs inside by the controller control in rust removal case 1, grinding head 4 is installed to the tip of grinding arm 3, it has a plurality of cooling bath 5 along radial extension to distribute on grinding head 4, and a plurality of cooling bath 5 are along the circumferencial direction evenly distributed of grinding head 4, one side opening of cooling bath 5 and work piece contact still includes the fluid infusion subassembly 6 that is used for supplementing the coolant liquid to cooling bath 5 inner.
This last steel part surface rust cleaning processing apparatus of electric scooter's theory of operation: the polishing head 4 rotates at a high speed under the control of the polishing mechanical arm 3 to polish and remove scraps on a workpiece, meanwhile, the liquid supplementing assembly 6 supplements cooling liquid to the inner end of the cooling tank 5 continuously, in the rotating process, the cooling liquid in the cooling tank 5 is in full contact with the surface of the workpiece to achieve the purpose of cooling, and under the centrifugal action, the cooling liquid at the inner end of the cooling tank 5 flows towards the outer end and flows out from the edge, so that the flowing replacement of the cooling liquid is realized.
In the present embodiment, in order to ensure sufficient contact time between the cooling liquid in the cooling tank 5 and the surface of the workpiece, the groove diameter of the cooling tank 5 is gradually reduced from inside to outside along the radial direction, so that the outer end of the cooling tank 5 is in a shape of a throat to reduce the flow rate of the cooling liquid flowing outwards.
Through the structural design, the steel part surface rust removal treatment device on the electric scooter can continuously supplement cooling liquid to the grinding surface of the workpiece, the cooling liquid is in direct contact with the grinding surface to ensure the cooling effect, and meanwhile, the grinding head 4 can be attached to the surface of the workpiece as much as possible to improve the rust removal effect; the cooling liquid is in a flowing state in the polishing process, so that the cooling liquid after absorbing heat is discharged in time, and new cooling liquid is supplemented in time to achieve the purpose of cooling.
As an alternative of the present invention, a diversion trench 7 is arranged at the center of the polishing head 4, inner ends of the cooling trenches 5 are communicated with the diversion trench 7, and the fluid infusion assembly 6 is used for supplementing cooling fluid into the diversion trench 7, so that only the cooling fluid needs to be supplemented uniformly into the diversion trench 7, and the cooling fluid does not need to be supplemented into each cooling trench 5, thereby reducing the arrangement of pipelines, meanwhile, the cooling fluid in the diversion trench 7 can enter each cooling trench 5 under the action of centrifugal force, if the diversion trench 7 is arranged at the edge of the polishing head 4, it is difficult to ensure that the cooling fluid can enter each cooling trench 5 uniformly, and the polishing head 4 can be damaged due to the eccentric force.
As an alternative of the present invention, the polishing head 4 includes a polishing support 41 rotatably connected to an end of the polishing arm 3 and a plurality of polishing blocks 42 fixedly connected to the polishing support 41, the plurality of polishing blocks 42 are distributed at equal intervals along a circumferential direction, the polishing blocks 42 are mounted on a fan-shaped protrusion on the polishing support 41, a cooling groove 5 is formed between two adjacent polishing blocks 42 at intervals, inner ends of the plurality of polishing blocks 42 surround at intervals to form a diversion groove 7, a fluid supplementing channel 41a communicated with the diversion groove 7 is provided in the polishing support 41, when the coolant flows through the cooling groove 5, since a side surface of the polishing block 42 is in direct contact with the coolant, the coolant can absorb heat on the polishing block 42 more to cool the polishing blocks 42.
As an alternative of the present invention, the fluid infusion assembly 6 includes a fluid infusion ring 61 rotatably connected to the outside of the polishing support 41, the fluid infusion ring 61 is fixedly connected to the polishing arm 3 through a connecting rod 62, the fluid infusion ring 61 is connected to the polishing support 41 in a sealing manner, the fluid infusion ring 61 and the polishing support 41 are connected in a sealing manner through a sealing bearing, that is, the fluid infusion ring 61 and the polishing arm 3 are relatively fixed through the connecting rod 62, so that the fluid infusion ring 61 is kept stationary when the polishing support 41 rotates, an annular fluid infusion groove 61a is formed in the inner side of the fluid infusion ring 61, the cooling fluid in the infusion groove 61a directly contacts with the outer edge of the polishing support 41, the fluid infusion channel 41a extends from the center of the polishing support 41 to the outer edge of the polishing support 41a, and the fluid infusion channel 41a is communicated with the infusion groove 61a, even if the fluid infusion channel 41a and the fluid infusion groove 61a are always communicated in the rotation process of the polishing support 41, a fluid infusion pipe 63 and a fluid infusion pump 64 are externally connected to the fluid infusion ring body 61, and the fluid infusion pump 64 conveys the cooling fluid into the fluid infusion groove 61a through the fluid infusion pipe 63 and enters the diversion channel 7 through the fluid infusion channel 41 a; through the structural design, the cooling liquid can be continuously supplemented in the rotating process of the polishing head 4, and the liquid supplementing ring body 61 is always kept relatively fixed with the polishing mechanical arm 3, so that the liquid supplementing pipe 63 can be prevented from being twisted to influence the flowing of the liquid, and the stability of the cooling liquid during supplementing is ensured.
As an alternative of the invention, the polishing machine further comprises a cooling mechanical arm 8 arranged at the opposite side of the polishing mechanical arm 3, a cooling liquid spray head 9 is arranged at the end part of the cooling mechanical arm 8, the cooling mechanical arm 8 and the polishing mechanical arm 3 respectively act simultaneously at two sides of the workpiece under the control of the controller so that the cooling liquid spray head 9 and the polishing head 4 are respectively positioned at two sides of the polishing position of the workpiece, and the cooling liquid spray head 9 sprays cooling liquid towards the other side of the polishing position of the workpiece; the cooling liquid sprayed to the other side of the workpiece can absorb heat on the workpiece in time so as to achieve the purpose of cooling, and because steel is a good heat conductor, the cooling liquid sprayed to the other side of the workpiece polishing position can absorb part of heat generated by polishing, so that the cooling of the polishing position is assisted, and the temperature inhibition effect on the workpiece polishing position is further improved.
As an alternative of the invention, the stainless steel rust cleaning device further comprises a cooling liquid recovery assembly for separating rust chips and cooling liquid, wherein the cooling liquid recovery assembly separates the rust chips and the cooling liquid, so that the cooling liquid can be recycled, and the collected rust chips are convenient for subsequent uniform treatment.
As an alternative of the invention, the cooling liquid recovery assembly comprises an evaporation tank 10 and a cooling liquid recovery tank 11, an upper end opening of the cooling liquid recovery tank 11 is communicated with a lower end opening of the derusting tank 1, cooling liquid with rust can naturally flow into the derusting tank 1, a guide plate 17 which inclines towards the joint of the cooling liquid recovery tank 11 and the derusting tank 1 is fixedly connected to the bottom in the cooling liquid recovery tank 11, an electric control door 12 is arranged at the joint of the evaporation tank 10 and the derusting tank 1, the electric control door 12 is used for controlling the connection and disconnection of the evaporation tank 10 and the derusting tank 1, the evaporation tank 10 is communicated with the cooling liquid recovery tank 11 through a pipeline 13, and the cooling liquid recovery assembly further comprises a heat supply assembly for heating the inside of the evaporation tank 10; the working principle of the cooling liquid recovery assembly is as follows: the heat supply assembly heats the cooling liquid in the evaporation tank 10, the rust chips are used as good heat conductors to improve the heating effect, and the cooling liquid is evaporated when the temperature of the cooling liquid is raised to the boiling point, enters the cooling liquid recovery tank 11 through the pipeline 13 and is condensed into water in the cooling liquid recovery tank 11 to be collected; the electric control door 12 is used for preventing steam from entering the derusting box 1; through above-mentioned structural design, can separate out the coolant liquid in rust bits and the coolant liquid mixed liquid, the coolant liquid purity of separating out is higher, but direct reuse avoids mixing in the coolant liquid and has rust bits influence rust cleaning effect, and rust bits become dry rust bits at last because liquid evaporation when the heating, subsequent unified transportation and processing of being convenient for, the last liquid of avoiding rust bits drips the environment of polluting in the factory.
In this embodiment, the heat supply assembly may be an electric heating device or a natural gas heating device, which is a prior art and therefore not described herein.
As an alternative of the present invention, a pressure valve 14 is disposed on the pipeline 13, the pipeline 13 is opened only when the pressure in the cooling liquid recovery tank 11 reaches a certain pressure value due to the arrangement of the pressure valve 14, and the boiling point of the cooling liquid is raised due to the higher pressure in the cooling liquid recovery tank 11, so that the cooling liquid vapor can be prevented from condensing into water in the pipeline 13 and flowing back to the cooling liquid recovery tank 11 to affect the separation effect, and the cooling liquid vapor can flow for a longer distance in the pipeline 13.
As an alternative of the present invention, a gas-liquid heat exchanger 15 is arranged on the pipeline 13, a cooling water pipeline 16 is externally connected to the liquid heat exchanger 15, cooling liquid steam and cooling water exchange heat in the gas-liquid heat exchanger 15, the cooling liquid steam is condensed into water to enter the cooling liquid recovery tank 11 for standby, the cooling water is heated to form hot water for other functions in a plant area, and the utilization rate of energy is improved.
Example two
A surface rust removal treatment method for steel parts on an electric scooter comprises the following steps: s1, fixing the workpiece in the derusting box by the hoisting mechanical arm; s2, grinding one side of the workpiece; and S3, spraying cooling liquid towards the other side of the grinding position of the workpiece.
The cooling liquid sprayed to the other side of the workpiece can absorb heat on the workpiece in time so as to achieve the purpose of cooling, and because steel is a good heat conductor, the cooling liquid sprayed to the other side of the workpiece polishing position can absorb part of heat generated by polishing, so that the cooling of the polishing position is assisted, and the temperature inhibition effect on the workpiece polishing position is further improved.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.
Claims (10)
1. The utility model provides a last steel surface rust cleaning processing apparatus of electric scooter which characterized in that: including rust cleaning case, hoist and mount arm and the arm of polishing, the head of polishing is installed to the tip of the arm of polishing, it has a plurality of cooling bath along radial extension to polish overhead the distribution, one side opening of cooling bath and work piece contact still includes the fluid infusion subassembly that is used for supplementing the coolant liquid to the cooling bath inner.
2. The device for removing rust on the surface of a steel member on an electric scooter according to claim 1, wherein: the center of the polishing head is provided with a splitter box, the inner ends of the cooling grooves are communicated with the splitter box, and the liquid supplementing assembly is used for supplementing cooling liquid into the splitter box.
3. The device for removing rust on the surface of a steel member on an electric scooter according to claim 2, wherein: the polishing head comprises a polishing support and a plurality of polishing blocks, the polishing support is rotatably connected to the end of the polishing mechanical arm, the polishing blocks are fixedly connected to the polishing support, the polishing blocks are distributed along the circumferential direction, a cooling groove is formed between every two adjacent polishing blocks at intervals, the inner ends of the polishing blocks are spaced around the formed shunting grooves, and liquid supplementing channels communicated with the shunting grooves are arranged in the polishing support.
4. The device for removing rust on the surface of a steel member on an electric scooter according to claim 3, wherein: the fluid infusion subassembly includes rotatable coupling in the fluid infusion ring body in the support outside of polishing, the fluid infusion ring body links firmly on the arm of polishing through the connecting rod, the fluid infusion ring body with polish support sealing connection, the inboard of fluid infusion ring body is equipped with annular fluid infusion groove, and fluid infusion passageway and fluid infusion groove communicate mutually, the fluid infusion ring body is external to have fluid infusion pipe and fluid infusion pump.
5. The device for removing rust on the surface of a steel member on an electric scooter according to claim 1, wherein: the automatic polishing machine is characterized by further comprising a cooling mechanical arm arranged on the opposite side of the polishing mechanical arm, a cooling liquid spray head is installed at the end of the cooling mechanical arm, and the cooling liquid spray head sprays cooling liquid towards the other side of the polishing position of the workpiece.
6. The device for removing rust on the surface of a steel member on an electric scooter according to claim 1, wherein: the cooling liquid recovery assembly is used for separating the rust chips from the cooling liquid.
7. The device for removing rust on the surface of a steel member on an electric scooter according to claim 6, wherein: the cooling liquid recovery assembly comprises an evaporation tank and a cooling liquid recovery tank, the evaporation tank is communicated with the derusting tank, an electric control door is arranged at the joint of the evaporation tank and the derusting tank, the evaporation tank is communicated with the cooling liquid recovery tank through a pipeline, and the cooling liquid recovery assembly further comprises a heat supply assembly for heating the inside of the evaporation tank.
8. The device for removing rust on the surface of a steel member on an electric scooter according to claim 7, wherein: and a pressure valve is arranged on the pipeline.
9. The device for removing rust on the surface of a steel member on an electric scooter according to claim 7, wherein: the pipeline is provided with a gas-liquid heat exchanger, and the liquid heat exchanger is externally connected with a cooling water pipeline.
10. A steel part surface rust removal treatment method on an electric scooter is characterized in that: the method comprises the following steps:
s1, fixing the workpiece in the derusting box by the hoisting mechanical arm;
s2, grinding one side of the workpiece;
and S3, spraying cooling liquid towards the other side of the grinding position of the workpiece.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110099720.8A CN112936047B (en) | 2021-01-25 | 2021-01-25 | Steel part surface rust removal treatment device on electric scooter and machining process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110099720.8A CN112936047B (en) | 2021-01-25 | 2021-01-25 | Steel part surface rust removal treatment device on electric scooter and machining process |
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| CN112936047A true CN112936047A (en) | 2021-06-11 |
| CN112936047B CN112936047B (en) | 2022-12-27 |
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| CN202528071U (en) * | 2012-03-31 | 2012-11-14 | 郑州磨料磨具磨削研究所 | Internally-cooled superhard material grinding wheel |
| CN206536335U (en) * | 2017-01-05 | 2017-10-03 | 深圳市嘉熠精密自动化科技有限公司 | A kind of full technique polissoir of many grinding heads of double |
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| CN208440446U (en) * | 2018-06-05 | 2019-01-29 | 西昌市蓝鼎环保科技有限公司 | A kind of wastewater desulfurized by fume wet circulator |
| CN209831364U (en) * | 2019-04-30 | 2019-12-24 | 青岛嘉星晶电科技股份有限公司 | Combined wafer grinding disc |
| CN211466038U (en) * | 2019-12-31 | 2020-09-11 | 河南正鑫钻石科技有限公司 | High-efficient chip removal emery wheel |
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2021
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Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU6738U1 (en) * | 1996-07-01 | 1998-06-16 | Малое предприятие "МИСАП" | COMBINED SIDE ABRASIVE CIRCLE |
| CN101391400A (en) * | 2007-09-17 | 2009-03-25 | 孙黔阳 | Diamond grinding disk and cooling method thereof |
| JP2010052076A (en) * | 2008-08-27 | 2010-03-11 | Disco Abrasive Syst Ltd | Grinding wheel |
| CN202528071U (en) * | 2012-03-31 | 2012-11-14 | 郑州磨料磨具磨削研究所 | Internally-cooled superhard material grinding wheel |
| CN206536335U (en) * | 2017-01-05 | 2017-10-03 | 深圳市嘉熠精密自动化科技有限公司 | A kind of full technique polissoir of many grinding heads of double |
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