CN112296805A - Device and method for grinding and polishing inner wall and outer wall of tubular optical part - Google Patents
Device and method for grinding and polishing inner wall and outer wall of tubular optical part Download PDFInfo
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- CN112296805A CN112296805A CN202010986019.3A CN202010986019A CN112296805A CN 112296805 A CN112296805 A CN 112296805A CN 202010986019 A CN202010986019 A CN 202010986019A CN 112296805 A CN112296805 A CN 112296805A
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- 238000005498 polishing Methods 0.000 title claims abstract description 153
- 230000003287 optical effect Effects 0.000 title claims abstract description 87
- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 230000006835 compression Effects 0.000 claims description 41
- 238000007906 compression Methods 0.000 claims description 41
- 239000012530 fluid Substances 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 238000010923 batch production Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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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
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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
- B24B13/005—Blocking means, chucks or the like; Alignment devices
- B24B13/0055—Positioning of lenses; Marking of lenses
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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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention provides a grinding and polishing device and method for inner and outer walls of a tubular optical part, which are used for solving the problems that the grinding and polishing of the tubular optical part in the prior art cannot realize batch production and is not high and uniform in grinding and polishing precision. The grinding and polishing device consists of an inner wall grinding and polishing part and an outer wall grinding and polishing part. When the inner wall is ground and polished, the part is fixed on the outer base, the inner wall grinding and polishing assembly is inserted into the tubular optical part, the convex surface of the convex grinding and polishing pad is in close contact with the inner wall of the part after the spring is released, grinding liquid or polishing liquid is put into the convex grinding and polishing assembly, the inner connecting shaft is driven to rotate around the axis and translate along the axis, the outer bonding base is driven to rotate and the rotation direction of the inner connecting shaft is opposite to that of the inner bonding base, and the grinding and polishing of the inner wall; when the outer wall is polished, the outer wall polishing assembly surrounds the exterior of the tubular optical component. The invention carries out mechanical grinding and polishing on the inner wall and the outer wall of the tubular optical part, has large contact area of the working surface and high processing efficiency, and can realize batch production.
Description
Technical Field
The invention belongs to the field of optical precision part machining, and particularly relates to a device and a method for grinding and polishing the inner wall and the outer wall of a tubular optical part.
Background
In precision optical equipment, a tubular optical component is a common component structure. The requirements of precision equipment on optical parts are high in both the accuracy of the external dimension and the state of the surface of the part, and the requirements of the preparation process of the optical parts and common parts are stricter. In order to reduce friction between devices and improve transparency and dimensional accuracy of optical parts, it is necessary to simultaneously grind and polish inner and outer walls of a tubular optical part. When the polishing surface is a plane, the polishing is generally carried out by a polishing machine; the inner and outer tubular walls are non-planar and are typically ground and polished by hand.
In the prior art, for tubular optical parts, bare-handed grinding and polishing is generally adopted, or manual polishing is assisted by equipment, but the contact surface of grinding and polishing of the existing equipment is linear contact or the contact area is relatively small, and when the equipment is applied to polishing of tubular optical parts with large pipe diameters, the effect is poor, the processing efficiency is low, and the equipment is not beneficial to batch production.
Disclosure of Invention
In view of the above-mentioned defects or shortcomings in the prior art, the present invention aims to provide a device and a method for grinding and polishing the inner and outer walls of a tubular optical component, wherein the grinding and polishing of the inner and outer walls of the tubular optical component are completed by mechanical equipment, the polishing area is large, the polishing is uniform, and the large-scale grinding and polishing of the tubular optical component can be realized.
In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:
in a first aspect, an embodiment of the present invention provides a grinding and polishing apparatus for a tubular optical component, where the grinding and polishing apparatus for a tubular optical component is composed of an inner wall grinding and polishing portion and an outer wall grinding and polishing portion;
the inner wall grinding and polishing portion includes: the outer bonding base, the convex grinding and polishing pad, the convex bonding base body, the inner connecting shaft, the first compression spring and the first fixing pin are arranged on the outer bonding base; wherein,
the outer bonding base is fixed on the first drive and used for fixing the tubular optical part from the outer circumference;
the inner connecting shaft is fixed on the second drive, a slotted hole is formed in the position, corresponding to the concave surface of the convex bonding base body, of the outer side of the inner connecting shaft, and the inner connecting shaft is connected with the first connecting pin through a sleeved first compression spring, so that the convex bonding base body rotates around an axis and translates along the axis under the driving of the inner connecting shaft;
the convex surface of the convex bonding base body is bonded with the concave surface of the convex grinding and polishing pad, the convex surface of the convex grinding and polishing pad is a working surface, and the radius of the convex surface is the same as that of the inner wall of the tubular optical part to be polished;
the outer wall polishing portion includes: the inner bonding base, the concave grinding and polishing pad, the concave bonding base body, the outer connecting shaft, the second compression spring and the second connecting pin are arranged on the outer side of the concave bonding base body; wherein,
the inner bonding base is fixed on the second drive, rotates around the axis and translates along the axis under the drive of the second drive, and is used for fixing the tubular optical part on the inner wall;
the outer connecting shaft is fixed on the first drive, a groove hole is formed in the inner side of the outer connecting shaft and corresponds to the convex surface of the bonding base body, and the concave bonding base body is connected with the connecting pin through a sleeved compression spring to rotate around the axis under the drive of the outer connecting shaft;
the concave surface of the concave bonding base body is bonded with the convex surface of the concave grinding and polishing pad;
the concave surface of the concave grinding and polishing pad is a working surface, and the radius of the concave surface is the same as that of the outer wall of the tubular optical part to be polished.
In the above scheme, the radius of the outer bonding base is adjustable and is adjusted according to the outer diameter of the tubular optical part to be polished.
In the above scheme, the first compression spring and the first connecting pin that cup joint evenly distributed on the outer circumference of internal connecting axle, the second compression spring and the second connecting pin evenly distributed that cup joint are on the interior circumference of external connecting axle.
In the above scheme, the convex bonding substrate and the convex grinding and polishing pad are fan-shaped surfaces equally divided along a circumference coaxial with the inner connecting shaft; the sector area occupies an angle ranging from 60 DEG to 120 deg.
In the scheme, the concave bonding base body and the concave grinding and polishing pad are fan-shaped surfaces equally divided along the circumference coaxial with the external connecting shaft; the sector area occupies an angle ranging from 60 DEG to 120 deg.
In the scheme, the sector is uniformly divided into three, four or six parts according to different angles.
In a second aspect, an embodiment of the present invention further provides a method for grinding and polishing inner and outer walls of a tubular optical component, where the method includes the following steps:
step S1, fixing the tubular optical element on the outer bonding base through the outer wall;
step S2, inserting an inner wall grinding and polishing assembly consisting of an inner connecting shaft, a compression spring, a fixing pin, a convex bonding base body and a convex grinding and polishing pad into the tubular optical part, and releasing the spring to enable the convex surface of the convex grinding and polishing pad to be in close contact with the inner wall of the part;
step S3, putting grinding fluid or polishing fluid between the convex surface of the convex grinding and polishing pad and the inner wall of the part;
step S4, the inner connecting shaft is driven to rotate around the axis and translate along the axis, the outer bonding base is driven to rotate and the rotating direction of the outer bonding base is opposite to that of the inner connecting shaft, and the inner wall is ground and polished;
step S5, after the part is detached from the outer bonding base, the tubular optical part is fixed on the inner bonding base through the inner wall;
step S6, surrounding the outer part of the tubular optical part by an outer wall grinding and polishing component consisting of an outer connecting shaft, a compression spring, a fixing pin, a concave bonding base body and a concave grinding and polishing pad, and enabling the concave surface of the concave grinding and polishing pad to be in close contact with the outer part of the part after releasing the compression spring;
step S7, adding grinding liquid or polishing liquid between the concave surface of the concave grinding and polishing pad and the outer wall of the part;
and step S8, the outer connecting shaft is driven to rotate around the axis and translate along the axis, the inner bonding base is driven to rotate and the rotation direction of the inner connecting shaft is opposite to that of the inner connecting shaft, and the grinding and polishing of the outer wall are completed.
The invention has the following beneficial effects:
according to the device and the method for grinding and polishing the inner wall and the outer wall of the tubular optical part, when the inner wall is ground and polished, the outer wall of the part is fixed on the base, the inner wall is ground and polished through the inner component, the pressure between the convex grinding and polishing pad of the inner component and the inner wall is adjusted through the compression spring connected with the inner connecting shaft, grinding and polishing liquid is added, and then the base and the inner connecting shaft rotate in the reverse direction to finish grinding and polishing of the inner wall; similarly, when the outer wall is ground and polished, the concave grinding and polishing pad adjusts the pressure between the concave grinding and polishing pad and the outer wall through the compression spring, and after grinding and polishing liquid is added, the part and the outer assembly rotate reversely to finish grinding and polishing the outer wall. The invention carries out mechanical grinding and polishing on the inner wall and the outer wall of the tubular optical part, has large contact area of the working surface and high processing efficiency, and can realize batch production.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:
FIG. 1 is a sectional view of an inner wall polishing section in an inner and outer wall polishing apparatus for a tubular optical component according to an embodiment of the present invention;
FIG. 2 is a plan view of the inner wall polishing section shown in FIG. 1;
FIG. 3 is a sectional view of an outer wall polishing section in the apparatus for polishing inner and outer walls of a tubular optical member according to the embodiment of the present invention;
FIG. 4 is a top view of the outer wall polishing section shown in FIG. 3;
fig. 5 is a flowchart of a method for grinding and polishing inner and outer walls of a tubular optical component according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Fig. 1 to 4 show the structure of a grinding and polishing device for a tubular optical component according to an embodiment of the present invention. The grinding and polishing device for the tubular optical part comprises an inner wall grinding and polishing part and an outer wall grinding and polishing part.
As shown in fig. 1 and 2, the inner wall grinding and polishing part includes: the polishing device comprises an outer bonding base 7, a convex grinding and polishing pad 2, a convex bonding base body 6, an inner connecting shaft 3, a first compression spring 4 and a first fixing pin 5.
The outer bonding base 7 is fixed on the first drive, is used for fixing the tubular optical part from the outer circumference, has adjustable radius and can be adjusted according to the outer diameter of the tubular optical part to be polished; the inner connecting shaft 3 is fixed on the second drive; under the working state, the inner connecting shaft 3, the compression spring 4, the connecting pin 5, the convex bonding base 6 and the convex grinding and polishing pad 2 are positioned inside the outer bonding base 7 on the cylindrical section; slotted holes are formed in the corresponding positions of the inner connecting shaft 3 and the convex bonding base body 6, and the convex bonding base body 6 is connected with the connecting pin 5 through the sleeved compression spring 4, so that the convex bonding base body 6 rotates around an axis and translates along the axis under the driving of the inner connecting shaft 3; the sleeved compression springs 4 and the connecting pins 5 are uniformly distributed on the outer circumference of the inner connecting shaft; the convex surface of the convex bonding base body 6 is bonded with the concave surface of the convex grinding and polishing pad 2, the convex surface of the convex grinding and polishing pad 2 is a working surface, and the radius of the convex surface is the same as that of the inner wall of the tubular optical part to be polished; in the working state, the gap between the cylindrical ring formed by the convex working surface and the outer bonding base 7 is the thickness of the tubular part.
Preferably, the convex bonding base 6 and the convex polishing pad 2 are sectors equally divided along a circumference coaxial with the inner connecting axis; the sector area occupies an angle ranging from 60 DEG to 120 deg. According to different angles, the sector is divided into three, four and six parts.
When the inner wall of the tubular optical part to be polished is polished by the inner wall polishing part, the tubular optical part 1 is fixed on the outer bonding base 7 through the outer circumference, and the outer bonding base 7 is connected with a first drive of the outside. The first drive drives the outer bonding base 7 to rotate. The inner connecting shaft 3 is connected with a second drive, and is driven by the second drive to rotate around the axis and translate along the axis. The inner connecting shaft 3 is connected with the convex bonding base body 6 through a first compression spring 4 and a first fixing pin 5 which are uniformly distributed on the outer circumference of the shaft, the convex surface of the convex bonding base body 6 is bonded with the concave surface of the convex grinding and polishing pad 2, and the convex grinding and polishing pad 2 adjusts the distance between the convex surface and the inner connecting shaft 3 along the radius through the adjusting action of the compression spring 4. The second drive drives the inner connecting shaft 3 to move horizontally, the convex grinding and polishing pad 2 adjusts the radius of the outermost periphery to be smaller than the radius of the tubular optical part through the compression spring 4, and the convex grinding and polishing pad enters the tubular optical part; and then the compression spring is released, so that the convex surface of the convex grinding and polishing pad 2 is in close contact with the inner wall of the tubular optical element. The second drive drives the inner connecting shaft 3 to rotate, so that the convex grinding and polishing pad 2 rotates along omega 1 in the part and moves up and down along the direction b of the inner wall; meanwhile, the first drive drives the outer bonding base to rotate along the second drive reverse direction omega 2. Under the action of the compression spring 4, a certain pressure exists between the tubular optical element 1 and the convex grinding and polishing pad 2, and grinding liquid or polishing liquid is added between the tubular optical element 1 and the convex grinding and polishing pad 2, so that the convex grinding and polishing pad 2 grinds or polishes the tubular optical element 1, and the inner wall of the tubular optical element 1 is ground and polished.
As shown in fig. 3 and 4, the outer wall polishing portion includes: an inner bonding base 11, a concave grinding and polishing pad 12, a concave bonding base 13, an outer connecting shaft 8, a second compression spring 9 and a second connecting pin 10. Wherein, the inner bonding base 11 is fixed on the second driver, is used for fixing the tubular optical element 1 from the inner circumference, has an adjustable radius, and can be adjusted according to the inner diameter of the tubular optical element 1 to be polished; the external connecting shaft 8 is fixed on the first drive; in a working state, the inner bonding base 11, the second compression spring 9, the connecting pin 10, the concave bonding base 13 and the convex grinding and polishing pad 12 are positioned inside the outer connecting shaft 8 on the cylindrical section; a slotted hole is formed in the inner side of the external connecting shaft 8 and the convex surface of the bonding base body 13 at the corresponding position, and the concave bonding base body 13 is driven by the external connecting shaft 8 to rotate around the axis and translate along the axis through the sleeved compression spring 9 and the connecting pin 10; the sleeved compression springs 9 and the connecting pins 10 are uniformly distributed on the inner circumference of the outer connecting shaft 8; the concave surface of the concave bonding base body 13 is bonded with the convex surface of the concave grinding and polishing pad 12, the concave surface of the concave grinding and polishing pad 12 is a working surface, and the radius of the concave surface is the same as that of the outer wall of the tubular optical part to be polished; in the working state, the gap between the cylindrical ring formed by the concave working surface and the inner bonding base 11 is the thickness of the tubular optical component.
The concave bonding base 13 and the concave polishing pad 12 are fan-shaped surfaces equally divided along a circumference coaxial with the external connection shaft, as in the inner wall polishing portion; the sector area occupies an angle ranging from 60 DEG to 120 deg. According to different angles, the sector is divided into three, four and six parts.
When the outer wall grinding and polishing part is adopted to grind and polish the outer wall of the tubular optical part, the tubular optical part 1 is fixed on the inner bonding base 11 through the inner wall, and the inner bonding base 11 is connected with an external second drive. The second drive drives the inner bonding base 11 to rotate. The external connecting shaft 8 is connected with a first drive, and is driven by the first drive to rotate around the axis and translate along the axis. The external connecting shaft 8 is connected with a concave bonding base body 13 through second compression springs 9 and fixing pins 10 which are uniformly distributed on the outer circumference of the shaft, the concave surface of the concave bonding base body 13 is bonded with the convex surface of a concave grinding and polishing pad 12, and the distance between the working surface and the external connecting shaft 8 along the radius is adjusted through the adjusting action of the compression springs 9 by the concave grinding and polishing pad 12. The first drive drives the external connecting shaft 8 to move horizontally, and the concave grinding and polishing pad 12 regulates the radius of the innermost circumference to be larger than the radius of the tubular optical part through the compression spring 4 and surrounds the outside of the tubular optical part; the compression spring is then released and the concave surface of the concave abrasive polishing pad 12 is brought into intimate contact with the outer wall of the tubular optical element. The first drive drives the external connecting shaft 8 to rotate along omega 2, so that the concave grinding and polishing pad 12 rotates outside the part; meanwhile, the second drive drives the inner bonding base 11 to rotate along the first drive direction ω 1 and simultaneously moves up and down along the direction of the outer wall b. Under the action of the compression spring 9, a certain pressure is generated between the concave grinding and polishing pad 12 and the tubular optical element 1, and grinding liquid or polishing liquid is added between the concave grinding and polishing pad 12 and the tubular optical element 1, so that the concave grinding and polishing pad 12 grinds or polishes the tubular optical element 1, and the outer wall of the tubular optical element 1 is ground and polished.
When the tubular optical part is ground and polished, the inner wall of the part can be polished first, and then the outer wall of the part can be polished; the outer wall of the part may be polished first, and then the inner wall may be polished, in which case the sequence is not specifically limited. Preferably, the part is polished on the inner wall first and then on the outer wall.
Fig. 5 shows a flow chart of a method for grinding and polishing inner and outer walls of a tubular optical component according to an embodiment of the present invention. As shown in fig. 5, the method is implemented by grinding and polishing the inner wall and the outer wall of the tubular optical component provided by the embodiment, and specifically includes the following steps:
step S1, fixing the tubular optical element on the outer bonding base through the outer wall;
step S2, inserting an inner wall grinding and polishing assembly consisting of an inner connecting shaft, a compression spring, a fixing pin, a convex bonding base body and a convex grinding and polishing pad into the tubular optical part, and releasing the spring to enable the convex surface of the convex grinding and polishing pad to be in close contact with the inner wall of the part;
step S3, putting grinding fluid or polishing fluid between the convex surface of the convex grinding and polishing pad and the inner wall of the part;
step S4, the inner connecting shaft is driven to rotate around the axis and translate along the axis, the outer bonding base is driven to rotate and the rotating direction of the outer bonding base is opposite to that of the inner connecting shaft, and the inner wall is ground and polished;
step S5, after the part is detached from the outer bonding base, the tubular optical part is fixed on the inner bonding base through the inner wall;
step S6, surrounding the outer part of the tubular optical part by an outer wall grinding and polishing component consisting of an outer connecting shaft, a compression spring, a fixing pin, a concave bonding base body and a concave grinding and polishing pad, and enabling the concave surface of the concave grinding and polishing pad to be in close contact with the outer part of the part after releasing the compression spring;
step S7, adding grinding liquid or polishing liquid between the concave surface of the concave grinding and polishing pad and the outer wall of the part;
and step S8, the outer connecting shaft is driven to rotate around the axis and translate along the axis, the inner bonding base is driven to rotate and the rotation direction of the inner connecting shaft is opposite to that of the inner connecting shaft, and the grinding and polishing of the outer wall are completed.
There is no sequence requirement between the inner wall and the outer wall of the grinding and polishing, and the steps S1 to S4, and S5 to S8 can be adjusted according to actual needs.
The foregoing description is only exemplary of the preferred embodiments of the invention and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the invention herein disclosed is not limited to the particular combination of features described above, but also encompasses other arrangements formed by any combination of the above features or their equivalents without departing from the spirit of the invention. For example, the above features and (but not limited to) features having similar functions disclosed in the present invention are mutually replaced to form the technical solution.
Claims (7)
1. The grinding and polishing device for the tubular optical parts is characterized by comprising an inner wall grinding and polishing part and an outer wall grinding and polishing part;
the inner wall grinding and polishing portion includes: the outer bonding base, the convex grinding and polishing pad, the convex bonding base body, the inner connecting shaft, the first compression spring and the first fixing pin are arranged on the outer bonding base; wherein,
the outer bonding base is fixed on the first drive and used for fixing the tubular optical part from the outer circumference;
the inner connecting shaft is fixed on the second drive, a slotted hole is formed in the position, corresponding to the concave surface of the convex bonding base body, of the outer side of the inner connecting shaft, and the inner connecting shaft is connected with the first connecting pin through a sleeved first compression spring, so that the convex bonding base body rotates around an axis and translates along the axis under the driving of the inner connecting shaft;
the convex surface of the convex bonding base body is bonded with the concave surface of the convex grinding and polishing pad, the convex surface of the convex grinding and polishing pad is a working surface, and the radius of the convex surface is the same as that of the inner wall of the tubular optical part to be polished;
the outer wall polishing portion includes: the inner bonding base, the concave grinding and polishing pad, the concave bonding base body, the outer connecting shaft, the second compression spring and the second connecting pin are arranged on the outer side of the concave bonding base body; wherein,
the inner bonding base is fixed on the second drive, rotates around the axis and translates along the axis under the drive of the second drive, and is used for fixing the tubular optical part on the inner wall;
the outer connecting shaft is fixed on the first drive, a groove hole is formed in the inner side of the outer connecting shaft and corresponds to the convex surface of the bonding base body, and the concave bonding base body is connected with the connecting pin through a sleeved compression spring to rotate around the axis under the drive of the outer connecting shaft;
the concave surface of the concave bonding base body is bonded with the convex surface of the concave grinding and polishing pad;
the concave surface of the concave grinding and polishing pad is a working surface, and the radius of the concave surface is the same as that of the outer wall of the tubular optical part to be polished.
2. The apparatus for grinding and polishing a tubular optical member as set forth in claim 1, wherein the radius of the outer bonding base is adjustable in accordance with the outer diameter of the tubular optical member to be polished.
3. The lapping and polishing device for a tubular optical component as claimed in claim 1, wherein the first compression spring and the first connecting pin are uniformly distributed on the outer circumference of the inner connecting shaft, and the second compression spring and the second connecting pin are uniformly distributed on the inner circumference of the outer connecting shaft.
4. The lapping and polishing device for a tubular optical component as claimed in claim 1, wherein the convex bonding base and the convex lapping and polishing pad are sectors equally divided along a circumference concentric with the inner connecting axis; the sector area occupies an angle ranging from 60 DEG to 120 deg.
5. The lapping and polishing device for a tubular optical component as claimed in claim 1, wherein the concave adhesive base and the concave lapping and polishing pad are sectors equally divided along a circumference coaxial with the external connection axis; the sector area occupies an angle ranging from 60 DEG to 120 deg.
6. A lapping and polishing device for a tubular optical component as claimed in claim 4 or 5, characterized in that the fan-shaped surface is uniformly trisected, quartered or sextant according to the angle.
7. A grinding and polishing method for inner and outer walls of a tubular optical part is characterized by comprising the following steps:
step S1, fixing the tubular optical element on the outer bonding base through the outer wall;
step S2, inserting an inner wall grinding and polishing assembly consisting of an inner connecting shaft, a compression spring, a fixing pin, a convex bonding base body and a convex grinding and polishing pad into the tubular optical part, and releasing the spring to enable the convex surface of the convex grinding and polishing pad to be in close contact with the inner wall of the part;
step S3, putting grinding fluid or polishing fluid between the convex surface of the convex grinding and polishing pad and the inner wall of the part;
step S4, the inner connecting shaft is driven to rotate around the axis and translate along the axis, the outer bonding base is driven to rotate and the rotating direction of the outer bonding base is opposite to that of the inner connecting shaft, and the inner wall is ground and polished;
step S5, after the part is detached from the outer bonding base, the tubular optical part is fixed on the inner bonding base through the inner wall;
step S6, surrounding the outer part of the tubular optical part by an outer wall grinding and polishing component consisting of an outer connecting shaft, a compression spring, a fixing pin, a concave bonding base body and a concave grinding and polishing pad, and enabling the concave surface of the concave grinding and polishing pad to be in close contact with the outer part of the part after releasing the compression spring;
step S7, adding grinding liquid or polishing liquid between the concave surface of the concave grinding and polishing pad and the outer wall of the part;
and step S8, the outer connecting shaft is driven to rotate around the axis and translate along the axis, the inner bonding base is driven to rotate and the rotation direction of the inner connecting shaft is opposite to that of the inner connecting shaft, and the grinding and polishing of the outer wall are completed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010986019.3A CN112296805B (en) | 2020-09-18 | 2020-09-18 | Device and method for grinding and polishing inner wall and outer wall of tubular optical part |
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| CN202010986019.3A CN112296805B (en) | 2020-09-18 | 2020-09-18 | Device and method for grinding and polishing inner wall and outer wall of tubular optical part |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN209954426U (en) * | 2019-04-08 | 2020-01-17 | 天津市烁腾聚氨酯制品有限公司 | Hardware surface polishing device |
| CN211361794U (en) * | 2019-11-01 | 2020-08-28 | 吴春枝 | Steel pipe surface rust removal mechanical device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN209954426U (en) * | 2019-04-08 | 2020-01-17 | 天津市烁腾聚氨酯制品有限公司 | Hardware surface polishing device |
| CN211361794U (en) * | 2019-11-01 | 2020-08-28 | 吴春枝 | Steel pipe surface rust removal mechanical device |
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