CN113997130A - Two-dimensional ultrasonic vibration polishing device for processing optical curved surface - Google Patents
Two-dimensional ultrasonic vibration polishing device for processing optical curved surface Download PDFInfo
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- CN113997130A CN113997130A CN202111291534.0A CN202111291534A CN113997130A CN 113997130 A CN113997130 A CN 113997130A CN 202111291534 A CN202111291534 A CN 202111291534A CN 113997130 A CN113997130 A CN 113997130A
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- 238000007789 sealing Methods 0.000 claims description 19
- 230000000694 effects Effects 0.000 claims description 14
- 230000000087 stabilizing effect Effects 0.000 claims description 11
- 238000003754 machining Methods 0.000 claims description 8
- 238000013016 damping Methods 0.000 claims description 7
- 230000003750 conditioning effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
- B24B1/04—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes subjecting the grinding or polishing tools, the abrading or polishing medium or work to vibration, e.g. grinding with ultrasonic frequency
-
- 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
- B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
- B24B13/005—Blocking means, chucks or the like; Alignment devices
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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
- B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
- B24B13/01—Specific tools, e.g. bowl-like; Production, dressing or fastening of these tools
-
- 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
- B24B41/007—Weight compensation; Temperature compensation; Vibration damping
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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
- B24B41/02—Frames; Beds; Carriages
-
- 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
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
-
- 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
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
-
- 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
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
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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 And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention discloses a two-dimensional ultrasonic vibration polishing device for processing an optical curved surface, which comprises: processing a base; the upper connecting main frame is vertically fixed on the upper end surface of the processing base; the offset adjusting clamping assembly is arranged in the middle of the upper end face of the processing base and is used for positioning and clamping a processed workpiece and adjusting the track of the processed workpiece; the fixed guide rails are vertically and symmetrically erected at the two sides of the upper connecting main frame; the bearing seat is limited on the fixed guide rail in a relatively sliding way and is driven to slide vertically by a transmission chain plate arranged in the upper connecting main frame; the curved surface adjusting and polishing assembly is arranged in the middle of the bearing seat and is positioned right above the offset clamping assembly; and the drainage wheel sets can be symmetrically erected at two sides of the upper end face of the processing base in a relatively rotating mode, one ends of the drainage wheel sets are fixed with dust hoods, and the other ends of the drainage wheel sets are communicated with an outer discharge pipe.
Description
Technical Field
The invention belongs to the technical field of polishing equipment, and particularly relates to a two-dimensional ultrasonic vibration polishing device for processing an optical curved surface.
Background
With the development of industrial technology, the hard and brittle materials show wide application prospects in the fields of aerospace, automobiles, molds, optics, semiconductors and the like. Optical curved materials are often used for manufacturing detection satellites, invisible radars, high-speed aircrafts, astronomical telescopes and the like, and accompanying ultrasonic processing methods are beginning to be applied to the industrial field, can reduce cutting force and cutting temperature, reduce cutter abrasion, improve processing quality and expand the range of processable materials, and are particularly suitable for processing various hard and brittle materials such as glass, ceramics, quartz, diamond, silicon and the like. Polishing is the last procedure in the manufacturing process of optical curved surface elements, plays an important role in ensuring the quality and the service life of the curved surface, but in the preparation of high-precision material workpieces, particularly relates to the polishing processing of irregular optical curved surfaces, the angle adjustment is difficult, and the normal curved surface radian is difficult to form in the polishing process; meanwhile, the ultrasonic polishing precision is reduced under the influence of vibration in the polishing work; accordingly, one skilled in the art provides a two-dimensional ultrasonic vibration polishing apparatus for optical curved surface processing to solve the above-mentioned problems in the background art.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an optics curved surface processing is with two-dimensional ultrasonic vibration burnishing device which includes:
processing a base;
the upper connecting main frame is vertically fixed on the upper end surface of the processing base;
the offset adjusting clamping assembly is arranged in the middle of the upper end face of the processing base and is used for positioning and clamping a processed workpiece and adjusting the track of the processed workpiece;
the fixed guide rails are vertically and symmetrically erected at the two sides of the upper connecting main frame;
the bearing seat is limited on the fixed guide rail in a relatively sliding way and is driven to slide vertically by a transmission chain plate arranged in the upper connecting main frame;
the curved surface adjusting and polishing assembly is arranged in the middle of the bearing seat and is positioned right above the offset clamping assembly; and
and the drainage wheel sets can be symmetrically erected at two sides of the upper end face of the processing base in a relatively rotating manner, one ends of the drainage wheel sets are fixed with dust hoods, and the other ends of the drainage wheel sets are communicated with an outer discharge pipe.
Further, preferably, the curve adjusting polishing assembly comprises:
the fine adjustment cylinder piece is vertically fixed in the middle of the end face of the bearing seat;
the mounting machine body is vertically limited and slidably arranged on the bearing seat, the upper end of the mounting machine body is connected and fixed with the output end of the fine adjustment cylinder piece, and two mounting concave positions are symmetrically arranged on the mounting machine body in a left-right mode;
the connecting main arms are arranged in the mounting concave positions in a relatively rotatable manner through shaft rods, the mounting machine body is symmetrically provided with rotating motors, and the output ends of the rotating motors are in connected transmission with the connecting main arms through a gear meshing effect;
the adjusting telescopic devices are symmetrically arranged in two groups, and one end of each adjusting telescopic device is hinged with the connecting main arm; and the ultrasonic polishing head is vertically arranged below the mounting machine body, and two sides of the ultrasonic polishing head are respectively connected with the adjusting telescopic device.
Further, as preferred, the upper end of ultrasonic polishing head is fixed with the outer pedestal in a coaxial cup joint manner, the equal vertical relative pivoted in both sides position of outer pedestal is provided with the screw thread regulation pole, but the screw thread regulation pole is last through the thread engagement effect relative gliding be provided with rotate the seat, the one end of adjusting the telescoping device with rotate the seat and be connected.
Further, preferably, the screw thread adjusting rods are arranged at different levels, and the upper end of the screw thread adjusting rod at the lower position is higher than the lower end of the other screw thread adjusting rod.
Further, preferably, the adjusting telescopic device includes:
the upper shaft bracket and the lower shaft bracket are respectively connected with the main connecting arm and the rotating seat, and the upper shaft bracket and the lower shaft bracket are in concentric circle structures;
the side supporting rods are symmetrically hinged between the upper shaft bracket and the lower shaft bracket, and limiting sleeves are symmetrically arranged at the connecting positions of the side supporting rods;
the pin shaft element is transversely connected in the limiting sleeve in a penetrating manner, and the limiting sleeve is connected with the pin shaft element in a sliding manner; and
the vibration absorption stabilizing assembly is coaxially connected between the upper shaft bracket and the lower shaft bracket and is used for absorbing internal vibration generated by the ultrasonic polishing head during polishing.
Further, preferably, the vibration canceling stabilizing member includes:
the positioning sleeve is coaxially fixed on the upper shaft bracket;
the inner sealing pipe fitting can be arranged in the positioning sleeve in a relatively sliding manner, and supporting springs are symmetrically connected between the inner sealing pipe fitting and the positioning sleeve;
the movable plug piece is arranged in the inner sealing pipe fitting in a sealing mode and can slide relatively, and one end of the movable plug piece is connected with the lower shaft bracket; and
and the side cushioning springs are symmetrically connected with the two side positions of the lower shaft bracket, and one ends of the side cushioning springs are connected with the inner sealing pipe fitting.
Further, as preferred, the one end through connection of position sleeve has the blast pipe, the one end of blast pipe with interior sealed pipe fitting is linked together, just the other end of blast pipe is connected with peripheral hardware air feed pump.
Further, preferably, the offset clamping assembly includes:
the outer mounting frames are symmetrically erected on the upper end face of the processing base;
the rotating shaft frame is arranged on the outer mounting frame in a relatively rotating manner;
the telescopic guide rod vertically penetrates through and is fixed in the rotating shaft frame, one end of the telescopic guide rod is symmetrically provided with electric telescopic rods, and the output end of each electric telescopic rod is fixedly provided with a clamping seat; and
rotatory screw rod, the horizontal setting of pivoted relatively is in on the outer mounting bracket, be provided with driving motor on the outer mounting bracket, driving motor's output with rotatory screw rod is connected, just it is provided with the mounting to slide through the thread engagement effect on the rotatory screw rod, the mounting with the one end of flexible guide arm is articulated mutually.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the offset adjusting clamping assembly is arranged in the middle of the upper end surface of the processing base, and the telescopic guide rod is driven to perform circumferential deflection under the rotation action of the rotary screw rod, so that a processed workpiece can freely form a circular motion track, and meanwhile, the track radius is adjusted under the telescopic adjusting action of the electric telescopic rod, so that simple arc-shaped curved surface processing is facilitated; the curved surface adjusting and polishing component can be matched with rotating motors arranged on the left side and the right side of the machine body to rotate and drive the connecting main arm to correspondingly deflect, so that the ultrasonic polishing head can be adjusted in tracks with different radians, and meanwhile, a normal continuous curved surface track can be conveniently formed in the adjustment; meanwhile, the thread adjusting rods are correspondingly arranged at the two sides of the ultrasonic polishing head, so that the tail end positioning points of the left and right adjusting telescopic devices can be effectively adjusted to be at different or same horizontal heights, and the ultrasonic polishing head can be rotated forwards and reversely by matching with the rotation action of the rotating motor when the ultrasonic polishing head is at different horizontal heights, so that the ultrasonic polishing head can directly polish the curved surface at the bottom of the workpiece; meanwhile, the vibration absorption stabilizing assembly is further arranged on the adjusting telescopic device and can effectively absorb the vibration of the crank arm in the polishing work, so that the precision machining effect is achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a curved surface conditioning polishing assembly according to the present invention;
FIG. 3 is a schematic structural view of an outer spindle bracket according to the present invention;
FIG. 4 is a schematic view of the adjusting telescopic device of the present invention;
FIG. 5 is a schematic view of the vibration canceling anchoring assembly according to the present invention;
FIG. 6 is a schematic view of an offset clamping assembly according to the present invention;
in the figure: the device comprises a processing base 1, a main frame connected to the processing base 2, a bearing seat 3, a fixed guide rail 301, an outer discharge pipe 4, a discharge wheel set 401, a dust cage 402, a curved surface adjusting and polishing component 5, a fine adjusting cylinder component 501, a mounting machine body 502, a main arm connected to 503, an ultrasonic polishing head 504, an outer shaft bracket 505, a thread adjusting rod 506, a rotating seat 507, an offset adjusting and clamping component 6, an outer mounting frame 601, a rotating shaft bracket 602, an electric telescopic rod 603, a clamping seat 604, a rotating screw 605, an adjusting and telescoping device 7, an upper shaft bracket 701, a lower shaft bracket 702, a side supporting rod 703, a pin shaft component 704, a vibration absorbing and stabilizing component 8, a positioning sleeve 801, an inner sealing pipe component 802, a movable plug component 803, a movable plug 804 and a side vibration absorbing spring.
Detailed Description
Referring to fig. 1, in an embodiment of the present invention, a two-dimensional ultrasonic vibration polishing apparatus for processing an optical curved surface includes:
processing a base 1;
the upper connecting main frame 2 is vertically fixed on the upper end surface of the processing base 1;
the offset adjusting clamping assembly 6 is arranged in the middle of the upper end face of the processing base 1, and the offset adjusting clamping assembly 6 is used for positioning and clamping a processed workpiece and can also be used for adjusting the track of the processed workpiece;
the fixed guide rails 301 are vertically and symmetrically erected at the two sides of the upper connecting main frame 2;
the bearing seat 3 is limited on the fixed guide rail 301 in a relatively sliding way and is driven to slide vertically by a transmission chain plate arranged in the upper connecting main frame 2;
the curved surface adjusting and polishing assembly 5 is arranged in the middle of the bearing seat 3 and is positioned right above the offset clamping assembly 6; and
the drainage wheel set 401 is symmetrically erected at two sides of the upper end surface of the processing base 1 in a relatively rotatable manner, one end of the drainage wheel set 401 is fixed with a dust collection cover 402, and the other end of the drainage wheel set 401 is communicated with an outer discharge pipe 4.
In this embodiment, the curved surface conditioning polishing assembly 5 includes:
the fine adjustment cylinder 501 is vertically fixed in the middle of the end face of the bearing seat 3; the high-precision vertical lifting adjustment work can be effectively carried out;
the mounting body 502 is vertically limited and slidably arranged on the bearing seat 3, the upper end of the mounting body 502 is connected and fixed with the output end of the fine adjustment cylinder 501, and two mounting concave positions are symmetrically arranged on the mounting body 502 in a left-right mode;
the main connecting arms 503 are relatively rotatably disposed in the mounting recesses 502 through shafts, the mounting body 502 is symmetrically provided with rotating motors (not shown), and the output ends of the rotating motors are connected with the main connecting arms 503 for transmission through a gear engagement effect;
two groups of adjusting telescopic devices 7 are symmetrically arranged, and one end of each adjusting telescopic device 7 is hinged with the connecting main arm 503; and
the ultrasonic polishing head 504 is vertically arranged below the mounting machine body 502, two sides of the ultrasonic polishing head 504 are respectively connected with the adjusting telescopic device 7, and herein, each rotating motor on the mounting machine body can rotate clockwise and counterclockwise correspondingly, so that the corresponding connecting main arm can rotate in the same direction or in the opposite direction.
As a preferred embodiment, an outer shaft bracket 505 is coaxially fixed to the upper end of the ultrasonic polishing head 504 in a sleeved manner, a threaded adjusting rod 506 is vertically and relatively rotatably disposed at both sides of the outer shaft bracket 505, a rotating seat 507 is disposed on the threaded adjusting rod 506 and is relatively slidably disposed through a threaded engagement effect, and one end of the adjusting telescopic device 7 is connected to the rotating seat 507, wherein the rotating seat correspondingly disposed is driven to be located at different heights on the ultrasonic polishing head through a rotating effect of the threaded adjusting rod, so that when the main arm is connected for rotation adjustment, the main arm can directly rotate to rotate the ultrasonic polishing head in a forward direction and a reverse direction under a rotation fit, and is in an inverted state, so as to conveniently process a curved surface at the bottom of a workpiece.
In this embodiment, the screw thread adjusting rods 506 are at different levels, and the upper end of the screw thread adjusting rod 506 at the lower position is higher than the lower end of the other screw thread adjusting rod, so that the adjusting telescopic devices at both sides can be at different or the same level.
In this embodiment, the adjusting and retracting device 7 includes:
the upper shaft bracket 701 and the lower shaft bracket 702 are respectively connected with the main connecting arm 503 and the rotating seat 507, and the upper shaft bracket 701 and the lower shaft bracket 702 are of concentric structures;
the side supporting rods 703 are symmetrically hinged between the upper shaft bracket 701 and the lower shaft bracket 702, and limiting sleeves are symmetrically arranged at the connecting positions of the side supporting rods 703;
the pin shaft part 704 is transversely penetrated and connected in the limiting sleeve, and the limiting sleeve is connected with the pin shaft part 704 in a sliding manner; and
the vibration-damping stabilizing assembly 8 is coaxially connected between the upper shaft bracket 701 and the lower shaft bracket 702, and the vibration-damping stabilizing assembly 8 is used for damping and absorbing internal vibration generated by the ultrasonic polishing head 504 during polishing.
In this embodiment, the vibration-damping stabilizing member 8 includes:
a positioning sleeve 801 coaxially fixed on the upper shaft bracket 701;
the inner sealing pipe 802 is arranged in the positioning sleeve 801 in a relatively sliding manner, and supporting springs 803 are symmetrically connected between the inner sealing pipe 802 and the positioning sleeve 801;
a movable plug 804, which is slidably and hermetically arranged in the inner sealing pipe 802, and one end of the movable plug 803 is connected with the lower shaft bracket 702; and
the side cushioning springs 805 are symmetrically connected to two sides of the lower shaft bracket 702, one end of each side cushioning spring 805 is connected to the inner sealing pipe fitting 802, vibration generated during polishing of the ultrasonic polishing head is firstly cushioned by the side cushioning springs, and then is absorbed by the supporting springs, and pressurized gas in the inner sealing pipe fitting can exert the highest pressure.
As a preferred embodiment, one end of the positioning sleeve 801 is connected with an exhaust pipe 806 in a penetrating manner, one end of the exhaust pipe 806 is communicated with the inner sealing pipe 802, and the other end of the exhaust pipe 806 is connected with an external air supply pump, on one hand, pressurized air can be preferentially conveyed or exhausted to the inner sealing pipe through the exhaust pipe, so that the side cushioning spring can reach a certain amount of compression, or keep a certain degree of compression; on the other hand, it can carry out the reciprocating pump drainage effect of pressurized gas in polishing work for it carries out the vibration absorption to it in cooperation vibration amplitude, reaches the effect of eliminating vibration.
In this embodiment, the offset clamping assembly 6 includes:
the outer mounting frames 601 are symmetrically erected on the upper end face of the processing base 1;
the rotating shaft bracket 602 is arranged on the outer mounting bracket 601 in a relatively rotatable manner;
the telescopic guide rod vertically penetrates through and is fixed in the rotating shaft frame 602, one end of the telescopic guide rod is symmetrically provided with electric telescopic rods 603, and the output end of each electric telescopic rod 603 is fixedly provided with a clamping seat 604; and
the rotary screw 605 is transversely arranged on the outer mounting rack 601 in a relatively rotatable manner, a driving motor is arranged on the outer mounting rack 601, the output end of the driving motor is connected with the rotary screw 605, a fixing piece is arranged on the rotary screw 605 in a sliding manner under the thread meshing effect, the fixing piece is hinged with one end of a telescopic guide rod, and the effective deflection angle of the telescopic guide rod is-35 degrees.
Specifically, in the optical curved surface polishing, the processing workpiece can be clamped on the offset clamping assembly, and at the moment, the telescopic guide rod is driven to perform circumferential deflection under the rotating action of the rotating screw rod, so that the processing workpiece can freely form a circular motion track; on the other hand, the curved surface adjusting and polishing assembly can be matched with a rotating motor on the left side and the right side of the machine body to rotate and drive the main connecting arm to correspondingly deflect, so that the ultrasonic polishing head can be adjusted in tracks with different radians, a normal continuous curved surface track is formed, and meanwhile, the vibration absorbing and stabilizing assembly can effectively absorb the vibration of the crank arm in the polishing work, so that the precision processing effect is achieved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent substitutions or changes according to the technical solution and the inventive concept of the present invention should be covered by the scope of the present invention.
Claims (8)
1. The utility model provides an optics curved surface processing is with two-dimentional ultrasonic vibration burnishing device which characterized in that: it includes:
a processing base (1);
the upper connecting main frame (2) is vertically fixed on the upper end surface of the processing base (1);
the offset adjusting clamping assembly (6) is arranged in the middle of the upper end face of the processing base (1), and the offset adjusting clamping assembly (6) is used for positioning and clamping a processed workpiece and adjusting the track of the processed workpiece;
the fixed guide rails (301) are vertically and symmetrically erected at the two sides of the upper connecting main frame (2);
the bearing seat (3) is limited on the fixed guide rail (301) in a relatively sliding way and is driven to slide vertically by a transmission chain plate arranged in the upper connecting main frame (2);
the curved surface adjusting and polishing assembly (5) is arranged in the middle of the bearing seat (3) and is positioned right above the offset clamping assembly (6); and
the drainage wheel set (401) is symmetrically erected at two sides of the upper end face of the processing base (1) in a relatively rotating mode, a dust collection cover (402) is fixed at one end of the drainage wheel set (401), and the other end of the drainage wheel set (401) is communicated with an outer discharge pipe (4).
2. The two-dimensional ultrasonic vibration polishing device for optical curved surface machining according to claim 1, characterized in that: the curve conditioning polishing assembly (5) comprises:
the fine adjustment cylinder piece (501) is vertically fixed in the middle of the end face of the bearing seat (3);
the mounting machine body (502) is vertically limited and slidably arranged on the bearing seat (3), the upper end of the mounting machine body (502) is connected and fixed with the output end of the fine adjustment cylinder piece (501), and two mounting concave positions are symmetrically formed in the mounting machine body (502) in the left-right direction;
the main connecting arms (503) are arranged in the mounting concave positions (502) in a relatively rotatable manner through shaft rods, the mounting machine body (502) is symmetrically provided with rotating motors, and the output ends of the rotating motors are connected with the main connecting arms (503) for transmission through a gear meshing effect;
the adjusting telescopic devices (7) are symmetrically arranged in two groups, and one end of each adjusting telescopic device (7) is hinged with the connecting main arm (503) respectively; and
and the ultrasonic polishing head (504) is vertically arranged below the mounting machine body (502), and two sides of the ultrasonic polishing head (504) are respectively connected with the adjusting telescopic device (7).
3. The two-dimensional ultrasonic vibration polishing device for optical curved surface machining according to claim 2, characterized in that: an outer shaft bracket (505) is coaxially sleeved and fixed at the upper end of the ultrasonic polishing head (504), two side positions of the outer shaft bracket (505) are vertically provided with a thread adjusting rod (506) capable of rotating relatively, the thread adjusting rod (506) is provided with a rotating seat (507) capable of sliding relatively through a thread engagement effect, and one end of the adjusting telescopic device (7) is connected with the rotating seat (507).
4. The two-dimensional ultrasonic vibration polishing device for optical curved surface machining according to claim 3, characterized in that: the screw thread adjusting rods (506) are arranged at different levels, and the upper end of the screw thread adjusting rod (506) at the lower position is higher than the lower end of the other screw thread adjusting rod (506).
5. The two-dimensional ultrasonic vibration polishing device for optical curved surface machining according to claim 3, characterized in that: the adjusting telescopic device (7) comprises:
the upper shaft bracket (701) and the lower shaft bracket (702) are respectively connected with the main connecting arm (503) and the rotating seat (507), and the lower shaft bracket (702) of the upper shaft bracket (701) is of a concentric circle structure;
the side supporting rods (703) are symmetrically hinged between the upper shaft bracket (701) and the lower shaft bracket (702), and limiting sleeves are symmetrically arranged at the connecting positions of the side supporting rods (703);
the pin shaft part (704) is transversely penetrated and connected in the limiting sleeve, and the limiting sleeve is connected with the pin shaft part (704) in a sliding manner; and
the vibration-damping stabilizing assembly (8) is coaxially connected between the upper shaft bracket (701) and the lower shaft bracket (702), and the vibration-damping stabilizing assembly (8) is used for damping and absorbing internal vibration generated by the ultrasonic polishing head (504) during polishing.
6. The two-dimensional ultrasonic vibration polishing device for optical curved surface machining according to claim 5, characterized in that: the shock absorbing stabilizing assembly (8) comprises:
a positioning sleeve (801) coaxially fixed on the upper shaft bracket (701);
the inner sealing pipe fitting (802) is arranged in the positioning sleeve (801) in a relatively sliding mode, and supporting springs (803) are symmetrically connected between the inner sealing pipe fitting (802) and the positioning sleeve (801);
a movable plug part (804) which is arranged in the inner sealing pipe fitting (802) in a relatively sliding and sealing mode, and one end of the movable plug part (803) is connected with the lower shaft bracket (702); and
and the side cushioning springs (805) are symmetrically connected to two sides of the lower shaft bracket (702), and one ends of the side cushioning springs (805) are connected with the inner sealing pipe fitting (802).
7. The two-dimensional ultrasonic vibration polishing device for optical curved surface machining according to claim 6, characterized in that: one end of the positioning sleeve (801) is connected with an exhaust pipe (806) in a penetrating mode, one end of the exhaust pipe (806) is communicated with the inner sealing pipe fitting (802), and the other end of the exhaust pipe (806) is connected with an external air supply pump.
8. The two-dimensional ultrasonic vibration polishing device for optical curved surface machining according to claim 1, characterized in that: the offset clamping assembly (6) comprises:
the outer mounting frames (601) are symmetrically erected on the upper end face of the processing base (1);
the rotating shaft bracket (602) is arranged on the outer mounting bracket (601) in a relatively rotatable manner;
the telescopic guide rod vertically penetrates through and is fixed in the rotating shaft frame (602), one end of the telescopic guide rod is symmetrically provided with electric telescopic rods (603), and the output end of each electric telescopic rod (603) is fixedly provided with a clamping seat (604); and
the rotary screw rod (605) is transversely arranged on the outer mounting rack (601) in a relatively rotating mode, a driving motor is arranged on the outer mounting rack (601), the output end of the driving motor is connected with the rotary screw rod (605), a fixing piece is arranged on the rotary screw rod (605) in a sliding mode through a thread meshing effect, and the fixing piece is hinged to one end of the telescopic guide rod.
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| CN202111291534.0A CN113997130B (en) | 2021-11-03 | 2021-11-03 | Two-dimensional ultrasonic vibration polishing device for optical curved surface machining |
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| CN202111291534.0A CN113997130B (en) | 2021-11-03 | 2021-11-03 | Two-dimensional ultrasonic vibration polishing device for optical curved surface machining |
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| CN113997130A true CN113997130A (en) | 2022-02-01 |
| CN113997130B CN113997130B (en) | 2023-10-24 |
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| GB718913A (en) * | 1952-03-07 | 1954-11-24 | Rudkin & Riley Ltd | Improvements in or relating to die ripping and polishing machines |
| SU1549731A1 (en) * | 1988-03-31 | 1990-03-15 | Харьковский Институт Радиоэлектроники Им.Акад.М.К.Янгеля | Arrangement for polishing faces of optical tips |
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| CN113997130B (en) | 2023-10-24 |
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