CN113894682B - Environment-friendly physical polishing device and method thereof - Google Patents
Environment-friendly physical polishing device and method thereof Download PDFInfo
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- CN113894682B CN113894682B CN202111292322.4A CN202111292322A CN113894682B CN 113894682 B CN113894682 B CN 113894682B CN 202111292322 A CN202111292322 A CN 202111292322A CN 113894682 B CN113894682 B CN 113894682B
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- polishing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
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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
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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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
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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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
- B24B57/00—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents
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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
- B24B57/00—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents
- B24B57/02—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents for feeding of fluid, sprayed, pulverised, or liquefied grinding, polishing or lapping agents
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
Abstract
The invention provides an environment-friendly physical polishing device which comprises a conveying part, wherein rolling pressing parts are arranged on two sides of the conveying part, a polishing part is arranged on the conveying part between the two rolling pressing parts, and a piece to be polished moves along with the conveying part after being pressed by the rolling pressing parts. According to the environment-friendly physical polishing device and the method thereof, different types of acid-free neutral grinding fluid of alumina, diamond or cerium oxide particles are added into the grinding fluid in the polishing process, scratches generated in polishing are reduced, the grinding fluid is recycled after being used through the grinding fluid filtering and circulating system, the service life of the grinding fluid is prolonged, and the production cost of sewage treatment is reduced.
Description
Technical Field
The invention belongs to the field of polishing processing, and particularly relates to an environment-friendly physical polishing device and method.
Background
The prior art has the following defects: in the existing polishing method of stainless steel plates/coiled materials, nitric acid is added into grinding fluid in a fine polishing link to soften the hardness of the grinding head and the surface of a workpiece, reduce scratches generated in polishing and improve polishing efficiency, but the grinding fluid containing the nitric acid has great harm to the health of an operator, the ecological environment and the service life of polishing equipment; the existing grinding fluid for polishing the plates/coiled materials cannot be recycled after being used, so that the service life of the grinding fluid is short, the grinding fluid cannot be directly discharged, sewage treatment needs to be additionally carried out, and the production cost is high.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides an environment-friendly physical polishing device and a method thereof, which can prolong the service life of polishing equipment, recycle grinding fluid through a grinding fluid recovery system, prolong the service life of the grinding fluid and reduce the production cost.
The technical scheme adopted by the invention is as follows:
the utility model provides an environment-friendly physical polishing device, wherein, includes the conveying part, the conveying part both sides all set up the roll and compress tightly the portion, set up polishing portion on the conveying part between two roll compress tightly portions, wait to polish the piece and compress tightly the back through the roll and remove along with the conveying part.
Preferably, the environment-friendly physical polishing apparatus, wherein: each rolling pressing part comprises an air cylinder, a pressing rolling part and a polishing rack, wherein the pressing rolling part is rotationally connected with the moving end of the air cylinder, the polishing rack is connected with the fixed end of the air cylinder, the pressing rolling part can be lifted up or lowered down along with the air cylinder, and the part to be polished is pressed on the conveying part when the pressing rolling part is lowered down.
Preferably, the environment-friendly physical polishing apparatus, wherein: the polishing part comprises two groups of polishing main shafts, a polishing disc is arranged at the lower end of each group of polishing main shafts, the polishing discs are in contact with a piece to be polished, the left-right movement distance of the polishing main shafts is larger than the width of the piece to be polished, and the back-and-forth movement directions of the two groups of polishing main shafts are opposite.
Preferably, the environment-friendly physical polishing apparatus, wherein: the automatic polishing machine is characterized in that a water tank is arranged below the conveying part and is connected with a grinding fluid recovery system through a pipeline, the grinding fluid recovery system comprises a filtering device and a distribution box which are sequentially connected, the distribution box is respectively connected with a vibrating screening device, a circulating pump and a concentration measuring device, and the concentration measuring device is respectively connected with an automatic liquid adding device and a polishing part.
An environment-friendly physical polishing method, wherein: the polishing method comprises the following steps:
s1, placing a piece to be polished at one end of a conveying part and moving along with the conveying part, when the piece to be polished moves to a polishing area, pressing the piece to be polished through a rolling pressing part, and enabling grinding liquid to flow out of the lower end of a polishing disc to polish the piece to be polished;
s2, after polishing is finished, enabling mixed liquid of grinding fluid and impurities to flow into a water tank, and enabling the mixed liquid flowing out of the water tank to flow into a filtering device to filter condensation products of abrasive particles and impurities with larger particles;
s3, enabling the mixed liquor flowing out of the filtering device to flow into a distribution box, enabling the mixed liquor flowing out of the distribution box to flow out of a vibrating screening device, a circulating pump and a concentration measuring device respectively, and enabling the mixed liquor passing through the vibrating screening device and the circulating pump to be recycled to the distribution box for redistribution;
and S4, after the concentration of the mixed liquid passing through the concentration measuring device is measured, the mixed liquid meeting the concentration requirement flows into the polishing main shaft for recycling, and the mixed liquid not meeting the concentration requirement is added with grinding liquid through the automatic liquid adding device to meet the concentration composite requirement and then flows into the polishing main shaft.
Preferably, the environment-friendly physical polishing method, wherein: the grinding fluid in the step S2 is an acid-free neutral grinding fluid, and the grinding medium in the grinding fluid is one or more of alumina, diamond and cerium oxide particles, but the grinding medium is not limited to the above three types, and other neutral grinding media capable of achieving similar polishing effects are included.
The invention has the advantages that:
according to the environment-friendly physical polishing device and the method thereof, in the polishing process, different types of acid-free neutral grinding fluid of alumina, diamond or cerium oxide particles are added into the grinding fluid, scratches generated in polishing are reduced, the grinding fluid filtering and circulating system is arranged below the conveying part, and the grinding fluid is recycled after being used, so that the service life of the grinding fluid is prolonged, and the production cost of sewage treatment is reduced.
Drawings
FIG. 1 is a schematic view of an environment-friendly physical polishing apparatus according to the present invention.
FIG. 2 is a schematic view of the polishing portion of FIG. 1 according to the present invention.
FIG. 3 is a polishing flow chart of the present invention.
FIG. 4 is a diagram of a slurry recycling system according to the present invention.
Detailed Description
The present invention is further illustrated by the following examples.
Example 1
Referring to fig. 1 and 2, an environment-friendly physical polishing apparatus, wherein: the polishing device comprises a conveying part 1, rolling pressing parts 2 are arranged on two sides of the conveying part 1, a polishing part 3 is arranged on the conveying part 1 between the two rolling pressing parts 2, and a to-be-polished piece 4 is pressed by the rolling pressing parts 2 and then moves along with the conveying part 1.
Each rolling pressing part 2 comprises an air cylinder, a pressing rolling part and a polishing rack, wherein the pressing rolling part is rotatably connected with the moving end of the air cylinder, the polishing rack is connected with the fixed end of the air cylinder, the pressing rolling part can be lifted up or lowered down along with the air cylinder, and the part 4 to be polished is pressed on the conveying part 1 when the part descends.
The polishing part 3 comprises two groups of polishing main shafts 31, the lower end of each group of the polishing main shafts 31 is provided with a polishing disc 32, the polishing discs 32 are in contact with a piece to be polished, the left-right movement distance of the polishing main shafts 31 is larger than the width of the piece to be polished, and the back-and-forth movement directions of the two groups of the polishing main shafts 31 are opposite.
Wherein: the polishing machine is characterized in that a water tank is arranged below the conveying part 1 and is connected with a grinding fluid recovery system through a pipeline, the grinding fluid recovery system comprises a filtering device and a distribution box which are sequentially connected, the distribution box is respectively connected with a vibrating screening device, a circulating pump and a concentration measuring device, and the concentration measuring device is respectively connected with an automatic liquid adding device and a polishing part 3.
The environment-friendly physical polishing device comprises an upper polishing part 3, a lower conveying part 1, a pressing rolling part 2 and a grinding fluid recycling system, wherein a polishing disc is installed at the tail end of a polishing main shaft, a to-be-polished piece is a plate or a coiled material, the to-be-polished piece moves on the conveying part 1 at a constant speed and moves to a polishing area, two pressing rolling parts 2 are arranged at two ends of the polishing area, two cylinders are arranged at two ends of each pressing rolling part 2, fixed ends of the cylinders are installed on a polishing equipment frame, two ends of each pressing rolling part are respectively and rotatably installed at a movable end of each cylinder and can lift or descend along with the cylinders, the to-be-polished piece is pressed on the conveying part 1 during descending, the to-be-polished piece is prevented from generating relative displacement with the conveying part during polishing, the to-be-polished piece rotates along with the movement of the to-be-polished piece on the conveying part 1, the polishing main shaft applies a downward force to the tail end polishing disc to be-polished piece, the tail end disc is in contact with the to-be-polished piece, environment-friendly grinding fluid flows in from the upper end of the polishing main shaft, flows out of the polishing disc and flows out of the lower end of the polishing disc and exists between the polishing disc and the polishing piece to-be-polished piece, the polishing main shaft rotates and moves back and moves along the direction perpendicular to the direction of the polishing area, and covers the polishing piece, and the polishing area.
Example 2
Referring to fig. 3 and 4, an environment-friendly physical polishing method, wherein: the polishing method comprises the following steps:
s1, placing a piece to be polished at one end of a conveying part and moving along with the conveying part 1, when the piece to be polished moves to a polishing area, pressing the piece to be polished through a rolling pressing part 2, and enabling grinding fluid to flow out of the lower end of a polishing disc to polish the piece to be polished;
s2, after polishing is finished, enabling mixed liquid of grinding fluid and impurities to flow into a water tank, and enabling the mixed liquid flowing out of the water tank to flow into a filtering device to filter condensation products of abrasive particles and impurities with larger particles;
s3, enabling the mixed liquor flowing out of the filtering device to flow into a distribution box, enabling the mixed liquor flowing out of the distribution box to flow out of a vibration screening device, a circulating pump and a concentration measuring device respectively, and enabling the mixed liquor passing through the vibration screening device and the circulating pump to be recycled to the distribution box for redistribution;
and S4, after the concentration of the mixed liquid passing through the concentration measuring device is measured, the mixed liquid meeting the concentration requirement flows into the polishing main shaft for recycling, and the mixed liquid which does not meet the concentration requirement is added with grinding liquid through the automatic liquid adding device to meet the concentration composite requirement and then flows into the polishing main shaft.
The principle of the grinding fluid filtering and circulating system is shown in fig. 4, a mixed solution of grinding fluid and impurities flows into a water tank at the lower end of a conveying part in the polishing process, and then enters the grinding fluid filtering and circulating system through a pipeline, the grinding fluid filtering and circulating system comprises a filtering device, a vibration screening device, a concentration measuring device, an automatic fluid adding device, a circulating pump and a distribution box, the mixed solution enters the filtering device (which can be a filter screen, a filter bag or a filter core) to filter large coagulated substances of the impurity particles and the grinding fluid particles, most of the filtered grinding fluid enters the distribution box and flows in from the upper end of a polishing spindle again through the pipeline, the distribution box is connected with the circulating pump to prevent the grinding fluid from precipitating, a small part of the grinding fluid flows into the vibration screening device to separate out particles with the diameter smaller than the ideal grinding fluid diameter and impurity particles larger than the ideal grinding fluid diameter after polishing, the concentration measuring device can detect the concentration of the current grinding fluid, when the concentration is lower than the ideal grinding fluid concentration of the polishing fluid, the automatic fluid adding device supplements the grinding fluid into the distribution box to enable the concentration of the grinding fluid to reach the ideal requirement, the whole system can realize the recycling of the grinding fluid, and the polishing fluid after the polishing process is finished product, and the finished product is finished product.
The contact mode of the lower conveying part of the polishing device and the piece to be polished is the contact of the whole plane, the width of the lower conveying part is larger than that of the piece to be polished, and the deformation caused by stress in the polishing process of the piece to be polished is avoided.
The contact surface of conveying part and the piece of treating polishing should be wear-resisting and have flexible non-metallic face, and have higher coefficient of friction, can not treat simultaneously that the piece of polishing produces the mar, and the conveying speed of conveying part can require the adjustment according to the polishing.
The polishing equipment comprises two groups of polishing main shafts, wherein the number of each group of polishing main shafts is a plurality, and the two groups of polishing main shafts move back and forth in opposite directions.
The polishing main shaft can increase contact force to the workpiece to be polished, and the contact force, the rotation speed of the main shaft and the movement speed of the main shaft can be adjusted according to polishing requirements.
The environment-friendly grinding fluid can be different types of acid-free neutral grinding fluid containing aluminum oxide, diamond and cerium oxide particles, and the flow rate, the particle size and the concentration of the grinding fluid can be adjusted according to the polishing requirement.
The abrasive particles and impurity particles which are separated by the grinding fluid recycling system and do not meet the requirements become solid waste, automatic recovery of residues is achieved, the service cycle of the grinding fluid is prolonged to more than 1-2 years, and the environment-friendly grade is improved.
The polishing disk arranged at the tail end of the polishing main shaft can be replaced by polishing disks with different roughness degrees according to the requirements on polishing quality and efficiency, and the polishing disk used in the fine polishing link is made of a softer material and cannot scratch the surface of a workpiece to be polished.
The pressing force of the pressing rolling part 2 on the polishing disk 32 can be adjusted and matched according to different technological parameters such as material property, polishing contact force, polishing rotation speed, grinding fluid property and the like.
According to the environment-friendly physical polishing device and the method thereof, in the polishing process, the grinding fluid is different types of acid-free neutral grinding fluid added with alumina, diamond or cerium oxide particles, scratches generated in polishing are reduced, the grinding fluid filtering and circulating system is arranged below the conveying part, and the grinding fluid is recycled after being used, so that the service life of the grinding fluid is prolonged, additional sewage treatment is not needed, and the production cost is reduced.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to examples, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (2)
1. An environment-friendly physical polishing method is characterized in that: the polishing method comprises the following steps:
s1, placing a piece to be polished at one end of a conveying part and moving along with the conveying part (1), when the piece to be polished moves to a polishing area, pressing the piece to be polished through a rolling pressing part (2), and enabling grinding fluid to flow out of the lower end of a polishing disc to polish the piece to be polished;
s2, after polishing is finished, enabling mixed liquid of grinding fluid and impurities to flow into a water tank, and enabling the mixed liquid flowing out of the water tank to flow into a filtering device to filter condensation products of abrasive particles and impurities with larger particles;
s3, enabling the mixed liquor flowing out of the filtering device to flow into a distribution box, enabling the mixed liquor flowing out of the distribution box to flow out of a vibration screening device, a circulating pump and a concentration measuring device respectively, and enabling the mixed liquor passing through the vibration screening device and the circulating pump to be recycled to the distribution box for redistribution;
s4, after the concentration of the mixed liquid passing through the concentration measuring device is measured, the mixed liquid meeting the concentration requirement flows into the polishing main shaft for recycling, the mixed liquid not meeting the concentration requirement is subjected to concentration compounding requirement by adding grinding liquid through the automatic liquid adding device, and then the mixed liquid flows into the polishing main shaft;
the polishing method is characterized in that the polishing is carried out by an environment-friendly physical polishing device, the environment-friendly physical polishing device comprises a conveying part (1), rolling and pressing parts (2) are arranged on two sides of the conveying part (1), a polishing part (3) is arranged on the conveying part (1) between the two rolling and pressing parts (2), and a piece to be polished (4) moves along with the conveying part (1) after being pressed by the rolling and pressing parts (2);
the polishing part (3) comprises two groups of polishing main shafts (31), the lower end of each group of polishing main shafts (31) is provided with a polishing disc (32), the polishing discs (32) are in contact with a piece to be polished, the left-right movement distance of the polishing main shafts (31) is greater than the width of the piece to be polished, and the back-and-forth movement directions of the two groups of polishing main shafts (31) are opposite;
a water tank is arranged below the conveying part (1), the water tank is connected with a grinding fluid recovery system through a pipeline, the grinding fluid recovery system comprises a filtering device and a distribution box which are sequentially connected, the distribution box is respectively connected with a vibrating screening device, a circulating pump and a concentration measuring device, and the concentration measuring device is respectively connected with an automatic liquid feeding device and a polishing part (3);
the grinding fluid is different kinds of acid-free neutral grinding fluid containing aluminum oxide, diamond and cerium oxide particles.
2. The environment-friendly physical polishing method according to claim 1, characterized in that: each rolling pressing part (2) comprises an air cylinder, a pressing rolling part and a polishing rack, wherein the pressing rolling part is rotatably connected with the moving end of the air cylinder, the polishing rack is connected with the fixed end of the air cylinder, the pressing rolling part can be lifted up or lowered down along with the air cylinder, and the part (4) to be polished is pressed on the conveying part (1) when the pressing rolling part is lowered down.
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| CN202111292322.4A CN113894682B (en) | 2021-11-03 | 2021-11-03 | Environment-friendly physical polishing device and method thereof |
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| CN202111292322.4A CN113894682B (en) | 2021-11-03 | 2021-11-03 | Environment-friendly physical polishing device and method thereof |
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| CN113894682B true CN113894682B (en) | 2022-12-02 |
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| CN213106177U (en) * | 2020-08-01 | 2021-05-04 | 昆山华品铝业有限公司 | Shredded aluminum plate processing device |
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