CN115008318A - Pneumatic loading type double-sided ring polishing machine - Google Patents
Pneumatic loading type double-sided ring polishing machine Download PDFInfo
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- CN115008318A CN115008318A CN202210679004.1A CN202210679004A CN115008318A CN 115008318 A CN115008318 A CN 115008318A CN 202210679004 A CN202210679004 A CN 202210679004A CN 115008318 A CN115008318 A CN 115008318A
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- 238000011068 loading method Methods 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 10
- 238000000227 grinding Methods 0.000 claims description 151
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- 229910052782 aluminium Inorganic materials 0.000 claims description 3
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- 238000004519 manufacturing process Methods 0.000 abstract description 8
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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
- B24B27/0076—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
- 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
- B24B37/00—Lapping machines or devices; Accessories
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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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/34—Accessories
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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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/14—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by liquid or gas pressure
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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
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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)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a pneumatic loading type double-sided ring polishing machine, which is characterized in that on the basis of the existing single-sided ring polishing machine, the structure of a machine body part is kept unchanged, and by modifying a loading part of a workpiece, the upper disc and the lower disc can respectively rotate under the condition of not additionally adding motor drive, so that the upper surface and the lower surface of the workpiece can be simultaneously ground, the modification effect is obvious, and the modification cost is low; meanwhile, the existing weight loading is changed into pneumatic loading, so that the loading precision of the ring polishing machine can be improved; in addition, because the polishing pad and the polishing solution with small working face size have low cost, the polishing pad and the polishing solution are suitable for small-batch processing, particularly process trial production, can adjust the process at any time, and are convenient for flexible design and test.
Description
Technical Field
The invention relates to a pneumatic loading type double-sided ring polishing machine which is particularly suitable for processing small-batch thin sheet workpieces.
Background
At present, most ring polishing machines are mainly used for single-side grinding and processing of thin workpieces in small batches, only one grinding disc is provided, the load of the grinding disc is provided by a weight with certain mass superposed above a loader, a ring polishing motor drives the workpiece and the weight to rotate, a spindle motor drives the grinding disc to rotate, the bottom surface of the workpiece is ground through the grinding disc, and the ring polishing machines are inconvenient to operate and not accurate enough in loading in the grinding and processing process. The double-sided grinding machine can simultaneously grind the upper surface and the lower surface of a workpiece, has high grinding efficiency and good consistency of the upper surface and the lower surface, but the rotation of the upper disc and the lower disc of the double-sided grinding machine needs to be driven by a motor, the size of a machine tool is larger, the size of an upper layer of polishing pad and a lower layer of polishing pad is large due to the large working area, the needed grinding tool has high relative manufacturing cost, and the loss of grinding materials and polishing liquid is large; therefore, the double-sided grinder has high manufacturing cost of a machine tool, large consumption of the polishing pad and the polishing solution, is not economical in trial production and small-batch production of products, and is not suitable for flexibly adjusting the process in the trial production stage.
Therefore, if the existing single-side grinding ring polishing machine can be modified into a double-side ring polishing machine, the upper disc and the lower disc can respectively rotate under the condition of not additionally driving a motor, so that the cost is greatly reduced, and the production is convenient.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides the pneumatic loading type double-sided ring polishing machine which can be suitable for product trial production and small-batch production, the existing single-sided ring polishing machine is improved, the upper disc and the lower disc can respectively rotate under the condition of not additionally being driven by a motor, the weight load is replaced by a pneumatic loading mode, the grinding efficiency and quality are improved, and the operation difficulty is reduced.
The technical scheme is as follows: in order to realize the purpose, the invention adopts the technical scheme that:
a pneumatic loading type double-sided ring polishing machine comprises a machine body, wherein a working groove is formed in the middle of the machine body, a spindle motor is arranged in the machine body, a spindle tray connected with the spindle motor is arranged in the working groove, two ring polishing motors are further arranged on the machine body, and the two ring polishing motors are respectively positioned on two sides of the working groove; the method is characterized in that: the grinding machine also comprises a lower grinding disc, a lower grinding pad, a central pinion, a workpiece limiting gear disc, a limiting inner gear ring, an upper grinding pad, an upper grinding disc, an outer gear ring, a ring polishing machine gear and a cylinder;
the lower grinding pad is adhered to the upper surface of the lower grinding disc, and the upper grinding pad is adhered to the lower surface of the upper grinding disc;
the lower grinding disc is fixedly arranged on the main shaft tray, and the central pinion is fixedly arranged on the lower grinding disc;
the outer side surface of the limiting inner gear ring is of a one-step structure, the limiting inner gear ring is fixedly arranged on the working groove in a mode that the small outer diameter faces downwards, the small outer diameter of the limiting inner gear ring is matched with the inner diameter of the working groove, and the large outer diameter of the limiting inner gear ring is larger than the inner diameter of the working groove; the inner tooth surface of the limiting inner gear ring is opposite to the outer tooth surface of the central pinion, the workpiece limiting gear disc is meshed with the central pinion and the limiting inner gear ring at the same time to form a planetary gear train, and a workpiece to be machined is placed in a workpiece placing hole in the workpiece limiting gear disc;
the outer gear ring is fixedly arranged on the upper grinding disc, the outer gear ring is meshed with the ring polishing gear, and the ring polishing gear is arranged on the ring polishing motor;
the outer diameter of a structure formed by the lower grinding pad and the lower grinding disc is smaller than the inner diameter of the limiting inner gear ring, and the outer diameter of a structure formed by the upper grinding pad, the upper grinding disc and the outer gear ring is smaller than the inner diameter of the limiting inner gear ring;
the lower grinding disk supports the workpiece limiting gear disk from the lower part, the telescopic head of the air cylinder is pressed at the center of the upper grinding disk, and the lower grinding pad and the upper grinding pad are respectively attached to the lower surface and the upper surface of the workpiece limiting gear disk.
According to the scheme, on the basis of the existing single-side ring polishing machine, the structure of a machine body part is kept unchanged, and double-side grinding of the ring polishing machine is realized by modifying a loading part of a workpiece; the main body part of the machine tool is reserved, meanwhile, an additional motor is not added for use, and the reconstruction cost is low. Meanwhile, aiming at the problem that the precision of the existing weight loading is inaccurate, the weight loading is transformed into pneumatic loading, the whole structure is clean and free, and the accurate operation and the automatic management are convenient.
Preferably, the top center of the upper grinding disc is designed into a ball groove, the telescopic head of the air cylinder is designed into a ball head, and the ball head is propped against the ball groove. The design is to adapt to the rotation of the upper grinding disc, and the pneumatic loading device is prevented from synchronously rotating along with the upper grinding disc; in addition, after long-term use, the relative friction between the ball groove and the ball head gradually reduces the friction force between the ball groove and the ball head, and smooth rotation can be realized even if a component such as a bearing is not used.
Preferably, the lower grinding disc and the central pinion are positioned through a positioning pin and fixed through a screw, and a through hole avoiding the central pinion is formed in the middle of the lower grinding pad. The design does not achieve the purpose of positioning and fixing only through screws, but the positioning is achieved through positioning pins, so that the mounting dislocation of products is avoided, and the use of screws is reduced.
Preferably, the lower grinding pad is attached to the upper surface of the lower grinding disc through 3M double-faced adhesive, and the upper grinding pad is attached to the lower surface of the upper grinding disc through 3M double-faced adhesive. Of course, other novel materials convenient for adhering the lower grinding pad and the lower grinding disc can be adopted, and the 3M double-faced adhesive tape is a material with a better using effect in the current test.
Preferably, the rotation directions of the upper grinding disc and the lower grinding disc are opposite or the same, or only the upper grinding disc rotates, or only the lower grinding disc rotates, and the upper grinding disc and the lower grinding disc are designed specifically according to specific grinding speed requirements, and generally, both the upper grinding disc and the lower grinding disc need to rotate.
Preferably, the workpiece limiting gear disc is made of a PC plate with matched thickness, and other light stable materials can be selected.
Preferably, the upper grinding disc and the outer gear ring are in transition fit and are locked through radial screws, so that the connection stability between the upper grinding disc and the outer gear ring is enhanced.
Preferably, the outer gear ring and the ring polishing machine gear are made of the same material, such as plastic, nylon or other materials with high hardness and low density.
Preferably, the upper grinding disc and the upper grinding pad are provided with uniformly distributed holes, and grinding fluid is pumped into the upper surface of the upper grinding disc by a fluid supply system and permeates into the working area through the holes of the upper grinding disc and the upper grinding pad; the diameter of the hole close to the center is larger than or equal to that of the hole far away from the center, so that the central flow is larger than the edge flow, the central grinding fluid is gradually diffused to the edge under the action of centrifugal force, the distribution of the grinding fluid is more uniform, and the retention time of the grinding fluid in a working area is prolonged.
Preferably, the upper grinding disc is made of aluminum alloy or cast aluminum and other materials with low density, so that the pressure of the upper grinding disc on a workpiece is reduced, and accurate loading is facilitated.
Has the advantages that: according to the pneumatic loading type double-sided ring polishing machine, the loading device of the workpiece is redesigned on the basis of keeping the machine body of the existing single-sided ring polishing machine, the upper disc and the lower disc can rotate respectively under the condition of not additionally being driven by a motor, so that the two surfaces of the workpiece can be ground simultaneously, the improvement effect is obvious, and the improvement cost is low; meanwhile, the loading precision of the ring polishing machine can be improved by changing the existing weight loading into pneumatic loading; in addition, because the polishing pad and the polishing solution with small working face size have low cost, the polishing pad and the polishing solution are suitable for small-batch processing, particularly process trial production, can adjust the process at any time, and are convenient for flexible design and test.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the contact between the workpiece limiting gear and the upper polishing pad and the related components;
FIG. 3 is a schematic structural view of the connection of the upper grinding disk with the outer gear ring and the gear of the ring polishing machine;
FIG. 4 is a schematic view of the construction of a planetary gear train formed by a workpiece limiting gear plate;
FIG. 5 is an exploded view of the overall structure of the present invention;
FIG. 6 is a schematic view of the pneumatic cylinder showing pneumatic connections;
FIG. 7 is a block diagram of the overall structure including the pneumatic system;
the figure includes: 1-a spindle tray; 2-lower grinding disc; 3-lower polishing pad; 4-a central pinion; 5-workpiece limiting gear disc; 6-limiting inner toothed ring; 7-upper polishing pad; 8-upper grinding disc; 9-external gear ring; 10-ring polishing machine gear; 11-a ring polishing motor; 12-a cylinder; 13-a ball groove; 14-a ball head; 15-radial screw; 16-a locating pin; 17-a screw; 18-speed regulating valve; 19-a three-position five-way electromagnetic directional valve; 20-a transfer switch; 21-a power switch; 22-a pressure regulating valve; 23-air compressor.
Detailed Description
The invention is described in detail below with reference to the figures and the embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 and 5, a pneumatic loading type double-sided ring polishing machine comprises a machine body part in the prior art, wherein a working groove is formed in the middle of the machine body, a spindle motor is arranged in the machine body, a spindle tray 1 connected with the spindle motor is arranged in the working groove, two ring polishing motors 11 are further arranged on the machine body, and the two ring polishing motors 11 are respectively positioned on two sides of the working groove; on the basis, the loading part of the workpiece is redesigned, and comprises a lower grinding disc 2, a lower grinding pad 3, a central pinion 4, a workpiece limiting gear disc 5, a limiting inner gear ring 6, an upper grinding pad 7, an upper grinding disc 8, an outer gear ring 9, a ring polishing machine gear 10 and a cylinder 12.
The lower grinding pad 3 is adhered to the upper surface of the lower grinding disc 2, and the upper grinding pad 7 is adhered to the lower surface of the upper grinding disc 8; a workpiece to be processed is placed in a workpiece placing hole on the workpiece limiting gear disc 5; the lower grinding disc 2 and the upper grinding disc 8 clamp the workpiece limiting gear disc 5 and a workpiece to be processed in the middle, and the upper surface and the lower surface of the workpiece limiting gear disc 5 and the workpiece to be processed are respectively contacted with the upper grinding pad 7 and the lower grinding pad 3. The upper grinding disc 8 drives the upper grinding pad 7 to rotate, so that the upper grinding pad 7 and the upper surface of the workpiece to be machined move relatively, and the upper surface of the workpiece to be machined is polished; the lower grinding disc 2 drives the lower grinding pad 3 to rotate, so that the lower grinding pad 3 and the lower surface of the workpiece to be processed move relatively, and the lower surface of the workpiece to be processed is polished.
As shown in fig. 4, the outer side surface of the limiting inner gear ring 6 is of a one-step structure, the limiting inner gear ring 6 is fixedly mounted on the working groove in a manner that the small outer diameter faces downward, the small outer diameter of the limiting inner gear ring 6 is adapted to the inner diameter of the working groove, and the large outer diameter of the limiting inner gear ring 6 is larger than the inner diameter of the working groove; the inner tooth surface of the limiting inner gear ring 6 is opposite to the outer tooth surface of the central pinion 4, and the workpiece limiting gear disc 5 is simultaneously meshed with the central pinion 4 and the limiting inner gear ring 6 to form a planetary gear train; the lower grinding disc 2 and the central pinion 4 are positioned by a positioning pin 16 and fixed by a screw 17, and a through hole avoiding the central pinion 4 is formed in the middle of the lower grinding pad 3; and the lower grinding disc 2 is fixedly arranged on the main shaft tray 1. In the working process, the limiting inner gear ring 6 is kept fixed, the central pinion 4, the lower grinding disc 2 and the main shaft tray 1 synchronously rotate, and the workpiece limiting gear disc 5 meshed with the central pinion 4 is driven to rotate around the central pinion 4 on the limiting inner gear ring 6; because the rotation directions of the workpiece limiting gear disc 5 and the lower grinding disc 2 are opposite, the relative motion of the lower grinding pad 3 and the lower surface of the workpiece to be processed is realized, and the polishing of the lower surface of the workpiece to be processed is also realized.
As shown in fig. 2 and 3, the upper grinding disc 8 and the outer gear ring 9 are in transition fit and locked by radial screws 15, the outer gear ring 9 is meshed with a ring polishing gear 10, and the ring polishing gear 10 is mounted on a ring polishing motor 11. When the polishing machine works, the ring polishing motor 11 drives the ring polishing gear 10 to rotate, the outer gear ring 9 meshed with the ring polishing gear 10 is driven to rotate along with the ring polishing gear, and the upper grinding disc 8 fixed with the outer gear ring 9 rotates synchronously along with the ring polishing gear, so that the relative motion of the upper grinding disc 8 and the upper surface of the workpiece to be machined is realized, and the polishing of the upper surface of the workpiece to be machined is also realized.
When the ring polishing machine works, the load on the workpiece to be processed is required to be adjusted according to the processing requirement so as to adjust the friction force between the workpiece to be processed and the grinding pad; in the scheme, a weight loading method in the traditional method is not adopted, but a pneumatic loading mode is adopted to adjust the friction force between the workpiece to be processed and the grinding pad, so that the automation of operation can be realized, namely, the telescopic head of the air cylinder 12 is vertically loaded in the center of the upper grinding disc 8; in order to avoid additional mechanical resistance, the top center of the upper grinding disc 8 is designed as a ball groove 13, and the telescopic head of the air cylinder 12 is designed as a ball head 14, which is pressed in the ball groove.
The pneumatic system connection of the pneumatic loading mechanism is shown in fig. 6 and 7: air is pumped in through the air compressor 23, so that air supply to the air pressure system is realized; the pressure entering the air pressure system is controlled through the pressure regulating valve 22, and the air pumped out by the air compressor 23 is subjected to oil-water separation and filtration, so that the purity of the air entering the air pressure system is ensured; the transposition of the three-position five-way electromagnetic reversing valve 19 is controlled by the change-over switch 20 (when the change-over switch 20 is arranged at 0 position, the three-position five-way electromagnetic reversing valve 19 is arranged at the middle position, the cylinder is kept still, when the change-over switch 20 is arranged at 1 position, the three-position five-way electromagnetic reversing valve 19 is arranged at the left position, the air cylinder 12 has no rod cavity for air inlet and rod cavity for air outlet, and the working state is a downward pressurization state, when the change-over switch 20 is arranged at 2 position, the three-position five-way electromagnetic reversing valve 19 is arranged at the right position, the air cylinder 12 has no rod cavity for air outlet, the rod cavity for air inlet, and the working state is an upward unloading state); the three-position five-way electromagnetic reversing valve 19 is controlled by the power switch 21, the power switch 21 converts a 220V power supply into a 24V power supply to be supplied to the three-position five-way electromagnetic reversing valve 19, and the safety and the reliability of the power utilization of an air pressure system are ensured; the flow limitation of the gas entering the cylinder 12 is realized through the speed regulating valve 18, the expansion and contraction speed of the plunger rod is controlled, and the stability and reliability of the loading/unloading of the cylinder 12 are ensured; the connection among all elements is realized by the PU pipe and the quick connector to realize quick and reliable connection, and the operation is simple and quick.
The outer diameter of a structure formed by the lower grinding pad 3 and the lower grinding disc 2 is smaller than the inner diameter of the limiting inner toothed ring 6, and the outer diameter of a structure formed by the upper grinding pad 7, the upper grinding disc 8 and the outer toothed ring 9 is smaller than the inner diameter of the limiting inner toothed ring 6; the workpiece limiting gear disc 5 is made of a PC plate with matched thickness; the outer gear ring 9 and the ring polishing machine gear 10 are made of the same material, such as plastic, nylon and the like; the upper grinding disc 8 is made of aluminum alloy or cast aluminum and other materials; holes are uniformly distributed on the upper grinding disc 8 and the upper grinding pad 7, grinding fluid is pumped into the upper surface of the upper grinding disc 8 by a fluid supply system and permeates into a working area through the holes of the upper grinding disc 8 and the upper grinding pad 7; the diameter of the hole near the center is greater than or equal to the diameter of the hole far from the center.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by using equivalent alternatives or equivalent variations fall within the scope of the present invention.
Claims (10)
1. A pneumatic loading type double-sided ring polishing machine comprises a machine body, wherein a working groove is formed in the middle of the machine body, a spindle motor is arranged in the machine body, a spindle tray (1) connected with the spindle motor is arranged in the working groove, two ring polishing motors (11) are further arranged on the machine body, and the two ring polishing motors (11) are respectively positioned on two sides of the working groove; the method is characterized in that: the grinding machine also comprises a lower grinding disc (2), a lower grinding pad (3), a central pinion (4), a workpiece limiting gear disc (5), a limiting inner gear ring (6), an upper grinding pad (7), an upper grinding disc (8), an outer gear ring (9), a ring polishing machine gear (10) and a cylinder (12);
the lower grinding pad (3) is adhered to the upper surface of the lower grinding disc (2), and the upper grinding pad (7) is adhered to the lower surface of the upper grinding disc (8);
the lower grinding disc (2) is fixedly arranged on the main shaft tray (1), and the central pinion (4) is fixedly arranged on the lower grinding disc (2);
the outer side surface of the limiting inner gear ring (6) is of a one-step structure, the limiting inner gear ring (6) is fixedly arranged on the working groove in a mode that the small outer diameter faces downwards, the small outer diameter of the limiting inner gear ring (6) is matched with the inner diameter of the working groove, and the large outer diameter of the limiting inner gear ring (6) is larger than the inner diameter of the working groove; the inner tooth surface of the limiting inner gear ring (6) is opposite to the outer tooth surface of the central pinion (4), the workpiece limiting gear disc (5) is meshed with the central pinion (4) and the limiting inner gear ring (6) at the same time to form a planetary gear train, and a workpiece to be processed is placed in a workpiece placing hole in the workpiece limiting gear disc (5);
the outer gear ring (9) is fixedly arranged on the upper grinding disc (8), the outer gear ring (9) is meshed with the ring polishing gear (10), and the ring polishing gear (10) is arranged on the ring polishing motor (11);
the outer diameter of a structure formed by the lower grinding pad (3) and the lower grinding disc (2) is smaller than the inner diameter of the limiting inner toothed ring (6), and the outer diameter of a structure formed by the upper grinding pad (7), the upper grinding disc (8) and the outer toothed ring (9) is smaller than the inner diameter of the limiting inner toothed ring (6);
the lower grinding disc (2) supports the workpiece limiting gear disc (5) from the lower part, the telescopic head of the air cylinder (12) is pressed at the center of the upper grinding disc (8), and the lower grinding pad (3) and the upper grinding pad (7) are respectively attached to the lower surface and the upper surface of the workpiece limiting gear disc (5).
2. The pneumatically-loaded double-sided ring polishing machine of claim 1, wherein: the top center of the upper grinding disc (8) is designed into a ball groove (13), the telescopic head of the air cylinder (12) is designed into a ball head (14), and the ball head is pressed against the ball groove.
3. The pneumatically loaded double-sided ring polishing machine of claim 1, wherein: lower grinding plate (2) and center pinion (4) are fixed through locating pin (16) and fixed through screw (17), set up the through-hole of dodging center pinion (4) in lower grinding pad (3) middle part.
4. The pneumatically-loaded double-sided ring polishing machine of claim 1, wherein: the lower grinding pad (3) is attached to the upper surface of the lower grinding disc (2) through a 3M double-sided adhesive, and the upper grinding pad (7) is attached to the lower surface of the upper grinding disc (8) through the 3M double-sided adhesive.
5. The pneumatically-loaded double-sided ring polishing machine of claim 1, wherein: the rotation directions of the upper grinding disc (8) and the lower grinding disc (2) are opposite or the same, or only the upper grinding disc (8) rotates, or only the lower grinding disc (2) rotates.
6. The pneumatically-loaded double-sided ring polishing machine of claim 1, wherein: the workpiece limiting gear disc (5) is made of a PC plate with matched thickness.
7. The pneumatically-loaded double-sided ring polishing machine of claim 1, wherein: the upper grinding disc (8) and the outer gear ring (9) are in transition fit and are locked through radial screws (15).
8. The pneumatically-loaded double-sided ring polishing machine of claim 1, wherein: the outer gear ring (9) and the ring polishing machine gear (10) are made of the same material.
9. The pneumatically loaded double-sided ring polishing machine of claim 1, wherein: holes which are uniformly distributed are formed in the upper grinding disc (8) and the upper grinding pad (7), grinding fluid is pumped into the upper surface of the upper grinding disc (8) through a fluid supply system, and permeates into a working area through the holes of the upper grinding disc (8) and the upper grinding pad (7); the diameter of the hole near the center is greater than or equal to the diameter of the hole far from the center.
10. The pneumatically-loaded double-sided ring polishing machine of claim 1, wherein: the upper grinding disc (8) is made of aluminum alloy or cast aluminum material.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115533739A (en) * | 2022-09-21 | 2022-12-30 | 中国电子科技集团公司第二十九研究所 | Combined tool for uniformly grinding and polishing ultrathin coating on surface of heat sink carrier plate |
| CN117824812A (en) * | 2024-03-06 | 2024-04-05 | 中国空气动力研究与发展中心高速空气动力研究所 | Damping method for weight loading |
| CN118123691A (en) * | 2024-05-10 | 2024-06-04 | 徐州德胜石油机械有限公司 | Grinding and polishing device for production of spherical movable nozzle |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1145531A (en) * | 1995-07-03 | 1997-03-19 | 三菱麻铁里亚尔硅材料株式会社 | Method and appts. for making silicon chip |
| CN203210171U (en) * | 2013-04-16 | 2013-09-25 | 河南富耐克超硬材料股份有限公司 | Double-surface lapping machine |
| CN103331661A (en) * | 2013-06-06 | 2013-10-02 | 燕山大学 | High-precision electric servo double-faced grinding machine |
| CN111283546A (en) * | 2020-04-01 | 2020-06-16 | 李同鑫 | Double-side grinding machine |
| CN111975626A (en) * | 2019-05-22 | 2020-11-24 | 信越半导体株式会社 | Carrier for double-side polishing apparatus and method for manufacturing the same |
| CN214186726U (en) * | 2020-11-18 | 2021-09-14 | 威科赛乐微电子股份有限公司 | Grinding disc for improving uniformity |
| CN215617086U (en) * | 2021-07-30 | 2022-01-25 | 南京睿哲光电科技有限公司 | Low-temperature alloy steel lower disc machine for lens machining |
| CN218927330U (en) * | 2022-06-16 | 2023-04-28 | 南京工业职业技术大学 | Double-sided ring polishing machine based on planetary gear train structure |
-
2022
- 2022-06-16 CN CN202210679004.1A patent/CN115008318A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1145531A (en) * | 1995-07-03 | 1997-03-19 | 三菱麻铁里亚尔硅材料株式会社 | Method and appts. for making silicon chip |
| CN203210171U (en) * | 2013-04-16 | 2013-09-25 | 河南富耐克超硬材料股份有限公司 | Double-surface lapping machine |
| CN103331661A (en) * | 2013-06-06 | 2013-10-02 | 燕山大学 | High-precision electric servo double-faced grinding machine |
| CN111975626A (en) * | 2019-05-22 | 2020-11-24 | 信越半导体株式会社 | Carrier for double-side polishing apparatus and method for manufacturing the same |
| CN111283546A (en) * | 2020-04-01 | 2020-06-16 | 李同鑫 | Double-side grinding machine |
| CN214186726U (en) * | 2020-11-18 | 2021-09-14 | 威科赛乐微电子股份有限公司 | Grinding disc for improving uniformity |
| CN215617086U (en) * | 2021-07-30 | 2022-01-25 | 南京睿哲光电科技有限公司 | Low-temperature alloy steel lower disc machine for lens machining |
| CN218927330U (en) * | 2022-06-16 | 2023-04-28 | 南京工业职业技术大学 | Double-sided ring polishing machine based on planetary gear train structure |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115533739A (en) * | 2022-09-21 | 2022-12-30 | 中国电子科技集团公司第二十九研究所 | Combined tool for uniformly grinding and polishing ultrathin coating on surface of heat sink carrier plate |
| CN117824812A (en) * | 2024-03-06 | 2024-04-05 | 中国空气动力研究与发展中心高速空气动力研究所 | Damping method for weight loading |
| CN117824812B (en) * | 2024-03-06 | 2024-05-07 | 中国空气动力研究与发展中心高速空气动力研究所 | Damping method for weight loading |
| CN118123691A (en) * | 2024-05-10 | 2024-06-04 | 徐州德胜石油机械有限公司 | Grinding and polishing device for production of spherical movable nozzle |
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