CN116619237A - High-precision double-sided plane grinding machine - Google Patents
High-precision double-sided plane grinding machine Download PDFInfo
- Publication number
- CN116619237A CN116619237A CN202310916434.5A CN202310916434A CN116619237A CN 116619237 A CN116619237 A CN 116619237A CN 202310916434 A CN202310916434 A CN 202310916434A CN 116619237 A CN116619237 A CN 116619237A
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- grinding
- ring
- side wall
- wheel
- grinding disc
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- 238000000227 grinding Methods 0.000 title claims abstract description 116
- 238000004140 cleaning Methods 0.000 claims abstract description 22
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims abstract description 14
- 230000008569 process Effects 0.000 claims abstract description 13
- 238000001125 extrusion Methods 0.000 claims description 28
- 238000007789 sealing Methods 0.000 claims description 19
- 238000003860 storage Methods 0.000 claims description 15
- 238000009423 ventilation Methods 0.000 claims description 9
- 230000002457 bidirectional effect Effects 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 8
- 230000006978 adaptation Effects 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 6
- 230000009467 reduction Effects 0.000 abstract description 2
- 238000009991 scouring Methods 0.000 abstract description 2
- 238000005406 washing Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 238000009837 dry grinding Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 238000001238 wet grinding Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/04—Lapping machines or devices; Accessories designed for working plane surfaces
- B24B37/07—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool
- B24B37/08—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool for double side lapping
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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
- B24B37/27—Work carriers
- B24B37/28—Work carriers for double side lapping of plane surfaces
-
- 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
-
- 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
- B24B55/06—Dust extraction equipment on grinding or polishing machines
-
- 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
Abstract
The invention discloses a high-precision double-sided plane grinding machine, which belongs to the technical field of double-sided plane grinding and comprises a grinding machine main body, wherein the grinding machine main body consists of a supporting table provided with a driving element, an upper supporting seat provided with an upper grinding disc, a lower grinding disc, a sun wheel, an outer edge wheel and a free wheel, the outer edge wheel is arranged on the supporting table, the free wheel is provided with a plurality of positioning ports matched with a workpiece, and the inner wall of each positioning port is provided with a limiting piece for positioning the workpiece. The invention designs the structure of the lower grinding disc and the free wheel aiming at the residual grinding scraps on the double-sided plane grinding machine, and an outer grinding ring for supporting the workpiece is arranged on the periphery of the lower grinding disc, so that when the workpiece rotates to the outside every time in the grinding process, the scouring and removal of the grinding scraps around the workpiece are realized through the high-pressure cleaning liquid in the air exchanging cylinder, the reduction of the grinding precision caused by scraps entering the grinding surface is avoided, and the grinding precision of the grinding machine is remarkably improved.
Description
Technical Field
The invention relates to the technical field of double-sided plane grinding, in particular to a high-precision double-sided plane grinding machine.
Background
The double-sided grinder is mainly used for double-sided grinding of crystals or other mechanical parts with parallel sides, particularly processing of fragile materials, is suitable for plane grinding and polishing of metal materials such as mechanical sealing rings, ceramic plates, cylinder piston rings, oil pump blade bearing end faces, silicon, germanium, quartz crystals, graphite, sapphire, optical crystals, glass, lithium niobate, hard alloy, stainless steel, powder ash metallurgy and the like of various materials, and is an indispensable device in the current workpieces;
the double-sided grinding machine is characterized in that four grinding motions in four directions and with mutually coordinated speeds are formed by an upper grinding disc, a lower grinding disc, a sun wheel and a free star wheel during processing, so that the efficient operation of grinding the upper surface and the lower surface simultaneously is achieved, wherein a workpiece is arranged on the special free star wheel to move, the thickness of the workpiece in the free star wheel is required to be ensured to be larger than that of the free star wheel in the grinding process, a large amount of ground material scraps are positioned around the workpiece and are not cleaned, scraps can enter the grinding contact part of the workpiece and the grinding disc during grinding, fine scratches can be formed on the surface of the workpiece, the grinding precision of the workpiece is reduced, and the problem that the workpiece is not negligible in the grinding process of pursuing high precision is solved.
Disclosure of Invention
The invention aims to solve the problem that in the prior art, scraps enter the grinding contact part of a workpiece and a grinding disc to cause fine scratches on the surface of the workpiece and reduce the grinding precision of the workpiece, and provides a high-precision double-sided plane grinding machine.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the high-precision double-sided plane grinding machine comprises a grinding machine main body, wherein the grinding machine main body consists of a supporting table provided with a driving element, an upper supporting seat provided with an upper grinding disc, a lower grinding disc, a sun wheel, an outer edge wheel and a free wheel, the outer edge wheel is arranged on the supporting table, a plurality of positioning ports matched with a workpiece are formed in the free wheel, and a limiting piece for positioning the workpiece is arranged on the inner wall of each positioning port;
the outer side wall of the upper supporting seat is provided with an assembling ring, the assembling ring is connected with a plurality of cleaning pieces through connecting pieces, the supporting table is provided with a supporting ring, and the outer side wall of the supporting ring is fixedly connected with a wave abutting ring;
the cleaning piece comprises a gas exchange tube, a gas exchange tube is arranged at the top of the gas exchange tube, an air outlet nozzle is arranged at the bottom of the gas exchange tube, an extrusion piston is arranged in the gas exchange tube, the extrusion piston is connected with an interference column through a joint control assembly, and the other end of the interference column penetrates through the side wall of the gas exchange tube to extend outwards and is contacted with a wave interference ring through an interference ball.
Preferably, the outer edge wheel is arranged outside the upper surface of the supporting table, a mounting groove is formed in the supporting table, the lower grinding disc is arranged in the mounting groove, and the sun wheel is sleeved on the upper surface of the mounting groove in the lower grinding disc.
Preferably, an annular groove is formed between the supporting table and the lower grinding disc, the outer side wall of the lower grinding disc is connected with an outer grinding ring through a plurality of connecting cross bars, the planetary wheel revolves around the sun wheel in a grinding state, and a positioning opening on the outermost side of the planetary wheel in the revolution process is in a state of being separated from the lower grinding disc.
Preferably, the connecting piece comprises a plurality of mounting ports formed in the outer side wall of the assembly ring, connecting ports are formed in the inner walls of the mounting ports, and connecting columns matched with the connecting ports are fixedly connected to the outer side wall of the ventilation tube.
Preferably, the joint control assembly comprises a communication port which is formed in the extrusion piston and penetrates through the side wall, the inner wall of the communication port is rotationally connected with a sealing cover, the sealing cover is rotationally connected with a biased traction rod, the side wall of the ventilation cylinder is provided with a force storage cover, and the interference column penetrates through the side wall of the force storage cover and extends inwards to be rotationally connected with the end part of the traction rod;
the outer side wall of the interference column is fixedly connected with a force accumulation ring, and the force accumulation ring is connected with the sealing cover through a force accumulation spring sleeved on the outer side wall of the interference column.
Preferably, the limiting column is fixedly connected to the gas cylinder, the extruding piston is sleeved with the limiting column through a limiting opening, and a stop ring for limiting the moving distance of the extruding piston is arranged on the limiting column.
Preferably, the ventilation pipe fitting comprises a bidirectional connecting pipe arranged at the top of the ventilation cylinder, a bidirectional valve is arranged on the bidirectional connecting pipe, and the bidirectional connecting pipe positioned at one side is connected with cleaning liquid through the connecting pipe.
Preferably, the spherical track groove is formed in the outer inner side wall of the wave abutting ring, the spherical groove is formed in the end portion of the abutting column, and the abutting ball is rotatably arranged in the spherical groove and slides in the spherical track groove.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention designs the structure of the lower grinding disc and the free wheel aiming at the residual grinding scraps on the double-sided plane grinding machine, and an outer grinding ring for supporting the workpiece is arranged on the periphery of the lower grinding disc, so that when the workpiece rotates to the outside every time in the grinding process, the scouring and removal of the grinding scraps around the workpiece are realized through the high-pressure cleaning liquid in the air exchanging cylinder, the reduction of the grinding precision caused by scraps entering the grinding surface is avoided, and the grinding precision of the grinding machine is remarkably improved.
2. The invention designs cleaning pieces aiming at the high-precision and normal grinding in the grinding process of the existing double-sided plane grinding machine, and the distinction between dry grinding and wet grinding, and utilizes the design of the wave interference ring to realize the high-pressure conveying of gas or cleaning liquid by the extrusion piston through the interference column, so that the grinding machine is suitable for different use environments and meets the use of multiple demands.
Drawings
FIG. 1 is a schematic diagram of an assembly structure of a high-precision double-sided planar grinder according to the present invention;
FIG. 2 is a schematic cross-sectional view of a high-precision double-sided planar grinder according to the present invention;
FIG. 3 is an enlarged schematic view of FIG. 2A;
FIG. 4 is a schematic diagram of the position relationship between the planetary wheel and the lower grinding disc in the high-precision double-sided plane grinder according to the present invention;
FIG. 5 is a schematic cross-sectional view of a cleaning member of a high-precision double-sided flat grinder according to the present invention;
fig. 6 is a schematic structural view of a joint member in a high-precision double-sided planar grinder according to the present invention.
In the figure: 1. a support table; 2. a grinding disc is arranged; 3. an upper support base; 4. a lower grinding disc; 5. a sun gear; 6. an outer edge wheel; 7. a star wheel; 8. a positioning port; 9. a limiting piece; 10. assembling a ring; 11. a support ring; 12. wave-shaped abutting rings; 13. a gas cylinder; 14. an air outlet nozzle; 15. extruding the piston; 16. a contact column; 17. a collision ball; 18. connecting the cross bars; 19. an outer grind ring; 20. a connecting port; 21. a connecting column; 22. sealing cover; 23. biasing the drawbar; 24. a force storage cover; 25. a force storage ring; 26. a limit column; 27. a baffle ring; 28. a two-way connecting pipe; 29. a two-way valve.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention are included in the protection scope of the present invention.
1-6, a high accuracy double-sided plane grinds machine, including grinding the machine main part, grind the machine main part by being provided with driving element's brace table 1, install the last supporting seat 3 of last grinding disc 2, lower grinding disc 4, sun gear 5, outer edge wheel 6 and planetary wheel 7 constitute, go up grinding disc 2 and lower grinding disc 4 size unanimity, further, outer edge wheel 6 sets up in brace table 1 upper surface outside, be provided with the mounting groove on the brace table 1, lower grinding disc 4 sets up in the mounting groove, and sun gear 5 cover is established at the mounting groove upper surface in lower grinding disc 4.
It should be noted that the grinding machine itself has only this structure, the main structure is the prior art, and details are not repeated here, in the grinding process, the double-sided grinding machine forms four grinding motions with mutually coordinated directions and speeds through the upper grinding disc 2, the lower grinding disc 4, the sun wheel 5 and the planetary wheel 7 during processing, so as to realize uniform grinding, and the motion forms and structures are all the prior art.
The outer edge wheel 6 is arranged on the supporting table 1, a plurality of positioning ports 8 matched with the workpiece are formed in the planetary wheel 7, and a limiting piece 9 for positioning the workpiece is arranged on the inner wall of the positioning port 8, wherein the limiting piece 9 is a plurality of arc-shaped blocks and is arranged on the inner wall of the positioning port 8;
the advantage of setting up this structure is, is set up the contact that has the space through locating part 9 with the accurate contact of locating slot 8 and work piece inner wall into, exists the space between the locating part 9 promptly, can satisfy when carrying out clearance piece to the piece clearance, realizes the effective re-washing with the piece that grinds on the work piece, makes it follow space flow direction annular groove in to the effectual circumstances of having avoided the piece to pile up takes place.
Further, an annular groove is formed between the supporting table 1 and the lower grinding disc 4, the outer side wall of the lower grinding disc 4 is connected with an outer grinding ring 19 through a plurality of connecting cross bars 18, the downstream star wheel 7 revolves around the sun wheel 5 in a grinding state, and a positioning opening 8 positioned at the outermost side of the downstream star wheel 7 is in a state of being separated from the lower grinding disc 4 in the revolution process.
It should be noted that, the width of the lower grinding disc 4 is smaller than the distance from the positioning opening 8 on the star wheel 7 to the furthest distance from the edge of the star wheel 7, and the effect of the arrangement is that the star wheel 7 can drive the workpiece in the positioning opening 8 to move in the revolution process around the sun wheel 5, when the workpiece moves to the position far away from the sun wheel 5, the bottom of the workpiece is in a state of being out of contact with the lower grinding disc 4, but at the moment, in order to ensure the stability of the workpiece in the positioning opening 8, the workpiece is not influenced to clean scraps at the position, so the scheme is provided with the outer grinding ring 19 to support the workpiece at the moment.
The outer side wall of the upper supporting seat 3 is provided with an assembly ring 10, the assembly ring 10 is connected with a plurality of cleaning pieces through connecting pieces, further, the connecting pieces comprise a plurality of mounting openings formed on the outer side wall of the assembly ring 10, the inner wall of each mounting opening is provided with a connecting opening 20, and the outer side wall of the gas cylinder 13 is fixedly connected with a connecting column 21 matched with the connecting opening 20;
it should be noted that, in this design, the upper supporting seat 3 is a component for driving the upper grinding disc 2 to move, and may itself drive the assembly ring 10 to rotate, and in the existing apparatus, some of the upper supporting seats 3 and the upper grinding disc 2 do not rotate, and in this case, a driving motor needs to be separately provided to ensure the rotation of the assembly ring 10 through the transmission of the gear ring.
The setting of linking piece can realize the installation of clearance piece when needs high accuracy grind, when need not carrying out high accuracy and grind, can realize the dismantlement to clearance piece, makes it not influence normal use to satisfy the use under the different grinding conditions.
The supporting table 1 is provided with a supporting ring 11, the outer side wall of the supporting ring 11 is fixedly connected with a wave abutting ring 12, the outer inner side wall of the wave abutting ring 12 is provided with a spherical track groove, the end part of the abutting column 16 is provided with a spherical groove, and the abutting ball 17 is rotationally arranged in the spherical groove and slides in the spherical track groove.
It should be noted that, through setting up conflict ball 17, be in the ball inslot and slide, can design sliding friction into rolling friction, reduce the wearing and tearing degree, improve the grinding precision, wherein the setting of wave conflict ring 12 need calculate in advance with the position of locating hole 8 on the star wheel 7 to guarantee when the locating hole 8 on the star wheel 7 is in under the state of breaking away from with lower abrasive disc 4, the gas cylinder 13 is in the state of outwards extrudeing, thereby when having the washing liquid, realize the clearance to locating hole 8, when not having the washing liquid, realize the effect of pneumatic blowing piece.
The cleaning piece comprises a gas exchange tube 13, a gas exchange pipe fitting is arranged at the top of the gas exchange tube 13, the gas exchange pipe fitting comprises a two-way connecting pipe 28 arranged at the top of the gas exchange tube 13, a two-way valve 29 is arranged on the two-way connecting pipe 28, and the two-way connecting pipe 28 positioned at one side is connected with cleaning liquid through a connecting pipe.
The setting of adopting the pipe fitting of taking a breath can realize adjusting as required according to dry grinding and wet grinding, through the setting of two-way valve 29, can make when dry grinding, close the switch that leads to the washing liquid, do not use the washing liquid, realize the clearance to grinding the piece through inhaling extrusion air, when the washing liquid is needed, open washing liquid one side through two-way valve 29, close the one side that will switch on with external air, reach the effect that the washing liquid washs the work piece.
The bottom of the air exchanging cylinder 13 is provided with an air outlet nozzle 14, the air exchanging cylinder 13 is internally provided with an extrusion piston 15, the extrusion piston 15 is connected with a contact supporting column 16 through a joint control assembly, further, the joint control assembly comprises a communication port which is arranged on the extrusion piston 15 and penetrates through the side wall, the inner wall of the communication port is rotationally connected with a sealing cover 22, the sealing cover 22 is rotationally connected with a bias traction rod 23, the side wall of the air exchanging cylinder 13 is provided with a power storage cover 24, and the contact supporting column 16 penetrates through the side wall of the power storage cover 24 and extends inwards to be rotationally connected with the end part of the traction rod;
the adoption of the method has the further advantages that: the contact column 16 moves outwards under the action of the power accumulating ring 25 connected with the power accumulating spring, the contact column 16 moves outwards during movement, the offset traction rod 23 rotationally connected with the contact column is driven to drive the sealing cover 22 to move upwards, the extrusion piston 15 rotationally connected with the sealing cover 22 moves upwards, the extrusion piston 15 cannot move upwards under the blocking of the blocking ring 27, at the moment, the sealing cover 22 rotates under the action of the offset traction rod 23, a communication port is opened, and cleaning liquid enters below the extrusion piston 15 to supplement the cleaning liquid;
when the contact resisting column 16 moves inwards under the extrusion of the wave contact ring 12, the contact resisting column 16 is acted by the contact resisting column 23 to drive the sealing cover 22 to move downwards, the extrusion piston 15 moves downwards, pressure is applied to the cleaning liquid in the air exchanging cylinder 13, and the cleaning liquid is extruded under high pressure, so that the lower workpiece is washed.
The outer side wall of the abutting column 16 is fixedly connected with a power storage ring 25, the power storage ring 25 is connected with a sealing cover through a power storage spring sleeved on the outer side wall of the abutting column 16, and tension applied to the abutting column 16 to the outside can be achieved through the arrangement of the power storage spring, so that the abutting ball 17 arranged at the end of the abutting column 16 is abutted against the spherical track groove on the wave abutting ring 12 at the moment, and the abutting column 16 can move along with the change of the wave abutting ring 12.
The other end of the abutment post 16 extends outwardly through the side wall of the cartridge 13 and contacts the wave abutment ring 12 via an abutment ball 17.
Further, a limiting column 26 is fixedly connected to the ventilation cylinder 13, the extrusion piston 15 is sleeved with the limiting column 26 through a limiting opening, a stop ring 27 limiting the moving distance of the extrusion piston 15 is arranged on the limiting column 26, the arrangement of the limiting column 26 can ensure that the extrusion piston 15 can only move up and down, the arrangement of the stop ring 27 can effectively limit the stroke of the extrusion piston 15, and the linkage effect is ensured.
In actual use, a workpiece is placed in a positioning opening 8 on a planetary wheel 7 with a corresponding size, a grinder main body is started, the planetary wheel 7 moves around a sun wheel 5 under the action of the sun wheel 5 and an outer edge wheel 6, and in the moving process, an upper grinding disc 2 and a lower grinding disc 4 which are arranged up and down and rotate can effectively grind the upper surface and the lower surface of the workpiece;
when high-precision grinding is required, the chips generated by grinding are required to be cleaned effectively in time, in the grinding process, the assembly ring 10 rotates to drive the ventilating cylinder 13 arranged on the assembly ring to rotate around the sun gear 5, at the moment, the abutting column 16 can horizontally reciprocate under the extrusion force of the special structure of the wave abutting ring 12, the abutting column 16 moves outwards under the action of the power accumulating ring 25 connected with the power accumulating spring, in the moving process, the abutting column 16 moves outwards to drive the offset traction rod 23 rotationally connected with the abutting column 16 to drive the sealing cover 22 to move upwards, the extrusion piston 15 rotationally connected with the sealing cover 22 can move upwards, and under the blocking of the baffle ring 27, the extrusion piston 15 cannot move upwards, at the moment, the sealing cover 22 rotates under the action of the offset traction rod 23 to open a communication port, and cleaning liquid can enter the lower part of the extrusion piston 15 to supplement the cleaning liquid;
when the contact supporting column 16 moves inwards under the extrusion of the wave contact ring 12, the offset traction rod 23 drives the sealing cover 22 to move downwards under the action of the contact supporting column 16, the extrusion piston 15 moves downwards, pressure is applied to the cleaning liquid in the air exchanging cylinder 13, the cleaning liquid is extruded, the workpiece in the positioning opening 8 on the star wheel 7 is effectively washed, grinding scraps generated in grinding are removed, and the defect that the scraps enter the grinding surface to cause grinding precision is avoided.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (8)
1. The utility model provides a high accuracy double-sided plane grinds machine, includes grinds the machine main part, its characterized in that, grind the machine main part by be provided with driving element's brace table (1), install upper supporting seat (3) of last grinding disc (2), lower grinding disc (4), sun gear (5), outer edge wheel (6) and trip star gear (7) and constitute, outer edge wheel (6) set up on brace table (1), set up a plurality of locating ports (8) with work piece looks adaptation on trip star gear (7), locating port (8) inner wall is provided with locating piece (9) to the work piece location;
an assembly ring (10) is arranged on the outer side wall of the upper supporting seat (3), the assembly ring (10) is connected with a plurality of cleaning pieces through connecting pieces, a supporting ring (11) is arranged on the supporting table (1), and a wave collision ring (12) is fixedly connected with the outer side wall of the supporting ring (11);
the cleaning piece comprises a gas exchange tube (13), a gas exchange tube is arranged at the top of the gas exchange tube (13), a gas outlet nozzle (14) is arranged at the bottom of the gas exchange tube (13), an extrusion piston (15) is arranged in the gas exchange tube (13), the extrusion piston (15) is connected with a collision column (16) through a joint control assembly, and the other end of the collision column (16) penetrates through the side wall of the gas exchange tube (13) to extend outwards and contact with a wave collision ring (12) through a collision ball (17).
2. The high-precision double-sided plane grinder according to claim 1, wherein the outer edge wheel (6) is arranged outside the upper surface of the supporting table (1), the supporting table (1) is provided with a mounting groove, the lower grinding disc (4) is arranged in the mounting groove, and the sun wheel (5) is sleeved on the upper surface of the mounting groove in the lower grinding disc (4).
3. The high-precision double-sided plane grinding machine according to claim 1, wherein an annular groove is arranged between the supporting table (1) and the lower grinding disc (4), the outer side wall of the lower grinding disc (4) is connected with an outer grinding ring (19) through a plurality of connecting cross bars (18), the planetary wheel (7) revolves around the sun wheel (5) in a grinding state, and a positioning opening (8) positioned at the outermost side of the planetary wheel (7) is in a state of being separated from the lower grinding disc (4) in the revolution process.
4. The high-precision double-sided plane grinder according to claim 1, wherein the connecting piece comprises a plurality of mounting ports formed in the outer side wall of the assembly ring (10), connecting ports (20) are formed in the inner walls of the mounting ports, and connecting columns (21) matched with the connecting ports (20) are fixedly connected to the outer side wall of the air exchange tube (13).
5. The high-precision double-sided plane grinding machine according to claim 1, wherein the joint control assembly comprises a communication port which is formed in the extrusion piston (15) and penetrates through the side wall, a sealing cover (22) is rotatably connected to the inner wall of the communication port, an offset traction rod (23) is rotatably connected to the sealing cover (22), a force storage cover (24) is arranged on the side wall of the ventilation cylinder (13), and the interference column (16) penetrates through the side wall of the force storage cover (24) and extends inwards to be rotatably connected with the end part of the traction rod;
the outer side wall of the abutting column (16) is fixedly connected with a power storage ring (25), and the power storage ring (25) is connected with the sealing cover through a power storage spring sleeved on the outer side wall of the abutting column (16).
6. The high-precision double-sided plane grinding machine according to claim 1, wherein a limit post (26) is fixedly connected to the ventilation cylinder (13), the extrusion piston (15) is sleeved with the limit post (26) through an opened limit opening, and a baffle ring (27) for limiting the moving distance of the extrusion piston (15) is arranged on the limit post (26).
7. The high-precision double-sided plane grinder according to claim 1, characterized in that the ventilation pipe comprises a bidirectional connecting pipe (28) arranged at the top of the ventilation cylinder (13), a bidirectional valve (29) is arranged on the bidirectional connecting pipe (28), and the bidirectional connecting pipe (28) on one side is connected with cleaning liquid through a connecting pipe.
8. The high-precision double-sided plane grinder according to claim 1, wherein the outer inner side wall of the wave-shaped abutting ring (12) is provided with a spherical track groove, the end part of the abutting column (16) is provided with a spherical groove, and the abutting ball (17) is rotatably arranged in the spherical groove and slides in the spherical track groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310916434.5A CN116619237B (en) | 2023-07-25 | 2023-07-25 | High-precision double-sided plane grinding machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117067102A (en) * | 2023-10-12 | 2023-11-17 | 苏州博宏源机械制造有限公司 | Double-sided grinding and polishing equipment |
| CN117140304A (en) * | 2023-10-30 | 2023-12-01 | 新乡市至德精密设备有限公司 | Double-sided grinder convenient for replacing grinding disc |
| CN117359435A (en) * | 2023-12-05 | 2024-01-09 | 福建荣德光电科技有限公司 | Numerical control plane precision milling and grinding machine for optical lens processing |
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| JPH06226628A (en) * | 1993-02-09 | 1994-08-16 | Matsushita Electric Ind Co Ltd | Dresser for polishing unwoven fabric |
| JP2000061828A (en) * | 1998-08-20 | 2000-02-29 | Hamai Co Ltd | Work carrier stop position control device for epicyclic gear type parallel flat surface finishing machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117067102A (en) * | 2023-10-12 | 2023-11-17 | 苏州博宏源机械制造有限公司 | Double-sided grinding and polishing equipment |
| CN117067102B (en) * | 2023-10-12 | 2023-12-12 | 苏州博宏源机械制造有限公司 | Double-sided grinding and polishing equipment |
| CN117140304A (en) * | 2023-10-30 | 2023-12-01 | 新乡市至德精密设备有限公司 | Double-sided grinder convenient for replacing grinding disc |
| CN117140304B (en) * | 2023-10-30 | 2024-01-09 | 新乡市至德精密设备有限公司 | Double-sided grinder convenient for replacing grinding disc |
| CN117359435A (en) * | 2023-12-05 | 2024-01-09 | 福建荣德光电科技有限公司 | Numerical control plane precision milling and grinding machine for optical lens processing |
| CN117359435B (en) * | 2023-12-05 | 2024-03-05 | 福建荣德光电科技有限公司 | Numerical control plane precision milling and grinding machine for optical lens processing |
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|---|---|
| CN116619237B (en) | 2023-09-15 |
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