CN111113195A - Optical centering edging fixture and method for edging plano-convex cylindrical mirror - Google Patents
Optical centering edging fixture and method for edging plano-convex cylindrical mirror Download PDFInfo
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- CN111113195A CN111113195A CN202010091410.7A CN202010091410A CN111113195A CN 111113195 A CN111113195 A CN 111113195A CN 202010091410 A CN202010091410 A CN 202010091410A CN 111113195 A CN111113195 A CN 111113195A
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- 230000003287 optical effect Effects 0.000 title claims abstract description 42
- 238000007688 edging Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims description 12
- 238000000227 grinding Methods 0.000 claims description 14
- 238000005498 polishing Methods 0.000 claims description 13
- 239000011148 porous material Substances 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000007514 turning Methods 0.000 claims description 3
- 238000003754 machining Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
- B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
- B24B9/14—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of optical work, e.g. lenses, prisms
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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
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
- B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
- B24B9/14—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of optical work, e.g. lenses, prisms
- B24B9/146—Accessories, e.g. lens mounting devices
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention relates to an optical centering edging fixture of a planoconvex cylindrical mirror, which comprises a first clamping component and a second clamping component which are oppositely and coaxially arranged; the second clamping assembly comprises a second clamping sleeve, a through groove is formed in the position, connected with the top end face, of the second clamping sleeve, the groove opening of the through groove faces to one side of the top end face, the width of the groove opening is larger than the aperture of the second light passing hole, two groove side walls of the through groove are formed by a pair of inclined planes which are symmetrically arranged by taking the axis as the symmetry center, the intersection lines of the two inclined planes and the top end face of the second clamping sleeve are parallel to each other, and the width of the groove opening is larger than the width of the groove bottom due to the inclined directions of the two inclined planes. The V-shaped clamp can effectively clamp the plano-convex cylindrical mirror, is not easy to shift automatically during fixing, and then adjusts the display position of the central bus through optical centering, thereby effectively ensuring the center deviation parameter index.
Description
Technical Field
The invention relates to the field of optics, in particular to an optical centering edging fixture and an optical centering edging method for a planoconvex cylindrical mirror.
Background
The disc plano-convex cylindrical mirror is suitable for more occasions, and various parameter indexes of the disc plano-convex cylindrical mirror are gradually increased. The increase of the parameter index not only means the increase of the processing difficulty, but also increases the processing cost.
The processing method of the currently common disc plano-convex cylindrical mirror mainly comprises the following two methods:
firstly, the blank is in a wafer form, and a cylindrical surface is processed through subsequent procedures. The mode processing is not easy to control the surface shape, the smoothness and the center deviation of the product on one hand, and on the other hand, the processing auxiliary block needs longer working hours and is not high in comprehensive efficiency.
And secondly, the blank is in a strip form, and the strip is processed into a qualified cylindrical surface and then is dug into a circle by other processes. The method is easy to ensure the requirements of surface shape, smooth finish and the like, but the subsequent circle digging requirement has a special processing technology for the long-strip plano-convex cylindrical mirror, so that the processing efficiency still cannot reach the optimal state.
Disclosure of Invention
The invention provides an optical centering edging fixture and an optical centering edging method for a plano-convex cylindrical mirror.
The invention adopts the following technical scheme I)
The utility model provides an optics centering edging anchor clamps of plano-convex cylindrical mirror which characterized in that: the optical centering edging fixture of the planoconvex cylindrical mirror comprises a first clamping assembly and a second clamping assembly which are oppositely and coaxially arranged; the first clamping assembly comprises a first seat sleeve fixed on the optical centering edge grinding instrument and a first clamping sleeve connected to one axial end of the first seat sleeve, a first fixing hole extending along the axial direction and used for being mounted and connected with the optical centering edge grinding instrument is formed in the first seat sleeve, the first clamping sleeve is provided with a first light passing hole extending along the axial direction, and the first fixing hole and the first light passing hole are communicated and coaxially arranged;
the second clamping assembly comprises a second seat sleeve fixed on the optical centering edge grinding instrument and a second clamping sleeve connected to one axial end of the second seat sleeve, the second seat sleeve is provided with a second fixing hole extending along the axial direction and used for being installed and connected with the optical centering edge grinding instrument, the second clamping sleeve is provided with a second light through hole extending along the axial direction, and the second fixing hole and the second light through hole are communicated with each other and coaxially arranged;
the second clamping sleeve is provided with a through groove which penetrates through the cylinder wall of the second clamping sleeve along the radial direction vertical to the axis of the second clamping sleeve at the joint part of the cylinder wall and the end surface of the top end, the notch of the through groove faces to one side of the end surface of the top end, the width of the notch is larger than the aperture of the second light through hole,
the two groove side walls of the through groove are formed by a pair of inclined planes which are symmetrically arranged by taking the axis as a symmetrical center, the intersection lines of the two inclined planes and the end surface of the top end of the second clamping sleeve are parallel to each other, and the width of the groove opening is larger than that of the groove bottom due to the inclined directions of the two inclined planes.
Further, the maximum vertical distance from the outer side of the cylinder wall of the second clamping sleeve to the notch of the through groove is greater than or equal to 1 mm.
Further, each inclined plane has an angle of 45-60 ° with the axial direction of the second clamping sleeve.
Further, the aperture of the second light-passing pore passage and the aperture of the first light-passing pore passage are 5-7 mm.
Further, the thickness of the cylinder wall of the second clamping sleeve, which is not provided with the inclined plane part, is 2-3 mm.
Furthermore, a protective soft layer for protecting the cylindrical surface finish of the cylindrical mirror is fixedly arranged on each inclined plane.
Scheme two)
A method for carrying out optical centering edging by using an optical centering edging clamp of a plano-convex cylindrical mirror comprises the following steps:
① preparing a planoconvex cylindrical mirror to be edged, which is composed of a flat bottom surface, a cylindrical surface and a side edge between the edge of the cylindrical surface and the edge of the flat bottom surface, wherein the flat bottom surface is parallel to the axial direction of the cylindrical surface, and the distance between the central bus of the cylindrical surface and the flat bottom surface is greater than the distance between the other buses of the cylindrical surface and the flat bottom surface;
polishing, polishing and cleaning the flat bottom surface and the cylindrical surface;
② the to-be-edged planoconvex lens is clamped between the second clamping sleeve and the first clamping sleeve of the optical centering edging instrument for edging, the cylindrical surface of the to-be-edged planoconvex lens is clamped at one side of the second clamping sleeve, the cylindrical bus direction of the to-be-edged planoconvex lens extends along the channel extending direction of the through groove, the straight bottom surface of the to-be-edged planoconvex lens is clamped at one side of the first clamping sleeve,
③ turning on a light-emitting device on the optical centering edging instrument, projecting light from one axial side of the optical centering edging fixture sequentially through a first fixing hole, a first light-passing pore passage, a to-be-edged planoconvex lens, a second light-passing pore passage and a second fixing hole on a receiving device at the other axial side of the optical centering edging fixture and displaying the light on a display screen, and observing and recording the display position of a central bus of the cylindrical surface of the to-be-edged planoconvex lens on the display screen;
④, rotating the first clamping assembly and the second clamping assembly 180 degrees around the axis, driving the to-be-edged planoconvex lens to rotate 180 degrees, and observing the display position of the central bus of the cylindrical surface of the to-be-edged planoconvex lens rotated 180 degrees on the display screen;
when the display position of the central bus of the to-be-edged planoconvex lens after being rotated by 180 degrees and the display position of the central bus of the to-be-edged planoconvex lens before being rotated in step ③ are centrosymmetric relative to the physical central line of the light path on the display screen, starting to drive the first clamping assembly and the second clamping assembly to drive the to-be-edged planoconvex lens to rotate around the axis, and simultaneously, polishing the side edges of the to-be-edged planoconvex lens by adopting polishing devices arranged in parallel at the sides of the first clamping assembly and the second clamping assembly until the side edges of the to-be-edged planoconvex lens form a smooth cylindrical surface;
when the display position of the central bus of the to-be-edged planoconvex mirror after rotating 180 degrees and the display position of the central bus of the to-be-edged planoconvex mirror before rotating in step ③ are asymmetric relative to the physical center line of the light path on the display, the second clamping sleeve and the first clamping sleeve are loosened to enable the to-be-edged planoconvex mirror to rotate around the center line of the cylindrical surface of the to-be-edged planoconvex mirror to adjust a proper angle until the display position of the central bus of the to-be-edged planoconvex mirror after rotation adjustment and the display position of the central bus of the to-be-edged planoconvex mirror before rotating in step ③ are symmetric relative to the physical center line of the light path on the display, then the first clamping assembly and the second clamping assembly are driven to drive the to-be-edged planoconvex mirror to rotate around the axis, and simultaneously, the side edges of the to-be-edged planoconvex mirror are polished by.
The side surface of the plano-convex cylindrical mirror prepared by the scheme of the invention does not need to be trimmed, and is directly trimmed by polishing the side edge. The CNC machining process is reduced, and the production efficiency and the quality are improved.
The invention adopts a planar cutting groove instead of an arc groove, so that the position of the central bus can be conveniently adjusted, and if the arc groove is adopted, the bus can not be manually adjusted because the clamping force is directly corrected into a state that a product is attached to an arc surface.
Compared with the prior art, the invention has the following advantages: the V-shaped clamp can effectively clamp the plano-convex cylindrical mirror, is not easy to shift automatically during fixing, and then adjusts the display position of the central bus through optical centering, thereby effectively ensuring the center deviation parameter index.
The method for preparing the plane-convex cylindrical mirror does not need to trim the side edges, and the central bus is directly adjusted by centering and edging. The CNC machining process is reduced, and the production efficiency and the quality are improved.
Drawings
Fig. 1 is a schematic perspective view of a plano-convex cylindrical mirror to be edged.
Fig. 2 is a schematic perspective view of a plano-convex cylindrical mirror to be edged.
Fig. 3 is a left side view of the assembly structure of the first clamping assembly, the second clamping assembly and the plano-convex cylindrical mirror to be edged.
Fig. 4 is a schematic sectional view a-a of fig. 3.
Fig. 5 is a front view of fig. 3.
Fig. 6 is a top view of the second clamping assembly.
Fig. 7 is a perspective view of the second clamping assembly.
Fig. 8 is a schematic front view of the edged planoconvex lens.
Fig. 9 is a schematic top view of fig. 8.
Fig. 10 is a left side schematic view of fig. 8.
Fig. 11 is a perspective view of fig. 8.
Fig. 12 is a schematic view of the light passing through the plano-convex cylindrical lens to be edged, the first clamping assembly and the second clamping assembly.
FIG. 13 is a schematic illustration of the asymmetric position of a center bus on a display relative to the physical centerline of the light path before and after rotation.
FIG. 14 is a schematic diagram of the symmetrical position of the center bus on the display before and after rotation with respect to the physical centerline of the light path.
Detailed Description
The invention is described in detail below with reference to the drawings and examples of the specification:
example 1
As shown in fig. 1 to 7, an optical centering edging fixture for a planoconvex cylindrical mirror comprises a first clamping assembly 4 and a second clamping assembly 5, which are arranged oppositely and coaxially; the first clamping assembly 4 comprises a first seat sleeve 4-1 fixed on the optical centering edge grinding instrument and a first clamping sleeve 4-2 connected to one axial end of the first seat sleeve 4-1, a first fixing hole 4-1-1 extending along the axial direction and used for being installed and connected with the optical centering edge grinding instrument is formed in the first seat sleeve 4-1, the first clamping sleeve 4-2 is provided with a first light through hole 4-2-1 extending along the axial direction, and the first fixing hole 4-1-1 and the first light through hole 4-2-1 are communicated with each other and coaxially arranged;
the second clamping assembly 5 comprises a second seat sleeve 5-1 fixed on the optical centering edge grinding instrument and a second clamping sleeve 5-2 connected to one axial end of the second seat sleeve 5-1, the second seat sleeve 5-1 is provided with a second fixing hole 5-1-1 extending along the axial direction and used for being installed and connected with the optical centering edge grinding instrument, the second clamping sleeve 5-2 is provided with a second light through hole 5-2-1 extending along the axial direction, and the second fixing hole 5-1-1 and the second light through hole 5-2-1 are communicated and coaxially arranged;
the second clamping sleeve 5-2 is provided with a through groove 5-4 which penetrates through the cylinder wall of the second clamping sleeve 5-2 along the radial direction vertical to the axial line of the second clamping sleeve 5-2 at the joint part of the cylinder wall and the end surface at the top end, the notch of the through groove 5-4 faces one side of the end surface at the top end, the width of the notch is larger than the aperture of the second light through hole 5-2-1,
the two groove side walls of the through groove 5-4 are composed of a pair of inclined planes 5-3 which are symmetrically arranged by taking the axis as a symmetry center, the two inclined planes 5-3 are parallel to an intersection line 5-5 of the end surface of the top end of the second clamping sleeve 5-2, and the inclined directions of the two inclined planes 5-3 enable the width of the groove opening to be larger than the width of the groove bottom.
In this embodiment, the maximum vertical distance from the outer side of the cylinder wall of the second clamping sleeve 5-2 to the notch of the through groove 5-4 is greater than or equal to 1 mm.
In this embodiment each inclined plane 5-3 is angled 45-60 deg. to the axial direction of the second clamping sleeve 5-2.
The aperture of the second light-transmitting pore canal 5-2-1 and the aperture of the first light-transmitting pore canal 4-2-1 are 5-7 mm.
The thickness of the cylinder wall of the second clamping sleeve 5-2 without the inclined plane 5-3 is 2-3 mm.
In this embodiment, each inclined plane 5-3 is fixedly provided with a protective soft layer for protecting the cylindrical surface finish of the cylindrical mirror.
A method for carrying out optical centering edging by using an optical centering edging clamp of a plano-convex cylindrical mirror comprises the following steps:
① preparing a planoconvex cylindrical mirror 1 to be edged, wherein the planoconvex cylindrical mirror 1 to be edged is formed by enclosing a straight bottom surface 1-1, a cylindrical surface 1-2 and side edges 1-3 arranged between the edges of the cylindrical surface 1-2 and the straight bottom surface, the axis direction of the straight bottom surface 1-1 is parallel to the axis direction of the cylindrical surface 1-2, and the distance between the central bus of the cylindrical surface 1-2 and the straight bottom surface 1-1 is greater than the distance between other buses of the cylindrical surface 1-2 and the straight bottom surface 1-1;
polishing, grinding and cleaning the flat bottom surface 1-1 and the cylindrical surface 1-3;
② the plane convex cylindrical mirror 1 to be edged is clamped between the second clamping sleeve 5-2 and the first clamping sleeve 4-2 of the optical centering edging instrument for edging, the cylindrical surface 1-3 of the plane convex cylindrical mirror to be edged is clamped at one side of the second clamping sleeve 5-2, the generatrix direction of the cylindrical surface 1-3 of the plane convex cylindrical mirror to be edged extends along the channel extending direction of the through groove 5-4, the straight bottom surface 1-1 of the plane convex cylindrical mirror to be edged is clamped at one side of the first clamping sleeve 4-2,
③ turning on a light-emitting device on the optical centering edging instrument, making light pass through a first fixing hole 4-1-1, a first light-passing pore passage 4-2-1, a plano-convex cylindrical mirror to be edged, a second light-passing pore passage 5-2-1 and a second fixing hole 5-1-1 from one axial side of the optical centering edging fixture in sequence, projecting the light on a receiving device positioned at the other axial side of the optical centering edging fixture and presenting the light on a display screen, and observing and recording the display position of a central bus of the cylindrical surface 1-3 of the plano-convex cylindrical mirror to be edged on the display screen;
④, rotating the first clamping assembly 4 and the second clamping assembly 5 by 180 degrees around the axis, driving the to-be-edged planoconvex lens 1 to rotate by 180 degrees, and observing the display position of the central generatrix of the cylindrical surface 1-3 of the to-be-edged planoconvex lens rotated by 180 degrees on the display screen;
when the display position of the central bus of the planoconvex lens to be edged after rotating 180 degrees and the display position of the central bus of the planoconvex lens to be edged before rotating ③ are centrosymmetric on the display screen relative to the physical central line of the light path, starting to drive the first clamping component 4 and the second clamping component 5 to drive the planoconvex lens to be edged to rotate around the axis, and simultaneously adopting a polishing device arranged at the side of the first clamping component 4 and the second clamping component 5 in parallel to polish the side edge of the planoconvex lens to be edged until the side edge 1-3 of the planoconvex lens to be edged forms a smooth cylindrical surface;
when the display position of the central bus of the planoconvex lens to be edged after rotating 180 degrees and the display position of the central bus of the planoconvex lens to be edged before rotating ③ are asymmetric relative to the physical central line of the light path on the display, the second clamping sleeve 5-2 and the first clamping sleeve 4-2 are released, so that the planoconvex lens to be edged rotates around the central line of the cylindrical surface 1-3 thereof to adjust a proper angle until the display position of the central bus of the planoconvex lens to be edged after rotating adjustment and the display position of the central bus of the planoconvex lens to be edged before rotating ③ are symmetric relative to the physical central line of the light path on the display, then the first clamping assembly 4 and the second clamping assembly 5 are driven to drive the planoconvex lens to be edged to rotate around the axis, and simultaneously, the side edges 1-3 of the planoconvex lens to be edged are polished by the polishing devices arranged in parallel at the edging sides of the first clamping assembly 4 and the second clamping assembly 5 until the side edges 1-3 of the planoconv.
The adjustment positions are schematically shown in fig. 12-14.
The side surface of the plano-convex cylindrical mirror prepared by the scheme of the invention does not need to be trimmed and is directly set by polishing the side edge. The CNC machining process is reduced, and the production efficiency and the quality are improved.
The plano-convex cylindrical mirror to be edged of the present embodiment is shown in fig. 1, and may also be shown in fig. 2. The edged plano-convex cylindrical mirror is shown in fig. 8-11.
The above embodiments are merely illustrative of the technical solutions of the present invention, and the present invention is not limited to the above embodiments, and any modifications or alterations according to the principles of the present invention should be within the protection scope of the present invention.
Claims (7)
1. The utility model provides an optics centering edging anchor clamps of plano-convex cylindrical mirror which characterized in that: the optical centering edging fixture for the planoconvex cylindrical mirror comprises a first clamping component (4) and a second clamping component (5) which are oppositely and coaxially arranged; the first clamping assembly (4) comprises a first seat cover (4-1) fixed on the optical centering edge grinding instrument and a first clamping sleeve (4-2) connected to one axial end of the first seat cover (4-1), a first fixing hole (4-1-1) extending along the axial direction and used for being connected with the optical centering edge grinding instrument in an installing mode is formed in the first seat cover (4-1), the first clamping sleeve (4-2) is provided with a first light through hole (4-2-1) extending along the axial direction, and the first fixing hole (4-1-1) and the first light through hole (4-2-1) are communicated with each other and are coaxially arranged;
the second clamping assembly (5) comprises a second seat sleeve (5-1) fixed on the optical centering edge grinding instrument and a second clamping sleeve (5-2) connected to one axial end of the second seat sleeve (5-1), the second seat sleeve (5-1) is provided with a second fixing hole (5-1-1) extending along the axial direction and used for being installed and connected with the optical centering edge grinding instrument, the second clamping sleeve (5-2) is provided with a second light through hole (5-2-1) extending along the axial direction, and the second fixing hole (5-1-1) and the second light through hole (5-2-1) are communicated with each other and coaxially arranged;
the second clamping sleeve (5-2) is provided with a through groove (5-4) which penetrates through the cylinder wall of the second clamping sleeve (5-2) along the radial direction vertical to the axis of the second clamping sleeve (5-2) at the joint part of the cylinder wall and the end surface at the top end, the notch of the through groove (5-4) faces one side of the end surface at the top end, the width of the notch is larger than the aperture of the second light through hole (5-2-1),
the two groove side walls of the through groove (5-4) are composed of a pair of inclined planes (5-3) which are symmetrically arranged by taking the axis as a symmetry center, the intersection lines (5-5) of the two inclined planes (5-3) and the end surface of the top end of the second clamping sleeve (5-2) are mutually parallel, and the inclined directions of the two inclined planes (5-3) enable the width of the groove opening to be larger than the width of the groove bottom.
2. The fixture for optically centering and edging a planoconvex cylindrical mirror according to claim 1, wherein: the maximum vertical distance from the outer side of the cylinder wall of the second clamping sleeve (5-2) to the notch of the through groove (5-4) is more than or equal to 1 mm.
3. The fixture for optically centering and edging a planoconvex cylindrical mirror according to claim 1, wherein: the included angle between each inclined plane (5-3) and the axial direction of the second clamping sleeve (5-2) is 45-60 degrees.
4. The fixture for optically centering and edging a planoconvex cylindrical mirror according to claim 1, wherein: the aperture of the second light-transmitting pore canal (5-2-1) and the aperture of the first light-transmitting pore canal (4-2-1) are 5-7 mm.
5. The fixture for optically centering and edging a planoconvex cylindrical mirror according to claim 1, wherein: the thickness of the cylinder wall of the second clamping sleeve (5-2) without the inclined plane (5-3) is 2-3 mm.
6. The fixture for optically centering and edging a planoconvex cylindrical mirror according to claim 1, wherein: each inclined plane (5-3) is fixedly provided with a protective soft layer for protecting the cylindrical surface finish of the cylindrical mirror.
7. A method for performing optical centering edging using the optical centering edging fixture for a plano-convex cylindrical mirror according to any one of claims 1 to 6, comprising the steps of:
① preparing a plano-convex cylindrical mirror (1) to be edged, wherein the plano-convex cylindrical mirror (1) to be edged is formed by enclosing a straight bottom surface (1-1), a cylindrical surface (1-2) and a side edge (1-3) arranged between the edge of the cylindrical surface (1-2) and the edge of the straight bottom surface, the axis direction of the straight bottom surface (1-1) and the cylindrical surface (1-2) is parallel, and the distance between a central bus of the cylindrical surface (1-2) and the straight bottom surface (1-1) is greater than the distance between other buses of the cylindrical surface (1-2) and the straight bottom surface (1-1);
polishing, grinding and polishing the flat bottom surface (1-1) and the cylindrical surface (1-3) to be smooth;
② the flat convex cylindrical mirror (1) to be edged is clamped between a second clamping sleeve (5-2) and a first clamping sleeve (4-2) on the optical centering edging instrument so as to be edged, the cylindrical surface (1-3) of the flat convex cylindrical mirror to be edged is clamped at one side of the second clamping sleeve (5-2), the bus direction of the cylindrical surface (1-3) of the flat convex cylindrical mirror to be edged extends along the channel extending direction of the through groove (5-4), the flat bottom surface (1-1) of the flat convex cylindrical mirror to be edged is clamped at one side of the first clamping sleeve (4-2),
③, turning on a light-emitting device on the optical centering edging instrument, enabling light to pass through a first fixing hole (4-1-1), a first light passing hole channel (4-2-1), a planoconvex lens to be edged, a second light passing hole channel (5-2-1) and a second fixing hole (5-1-1) from one axial side of the optical centering edging fixture in sequence, projecting the light on a receiving device positioned at the other axial side of the optical centering edging fixture and presenting the light on a display screen, and observing and recording the display position of a central bus of a cylindrical surface (1-3) of the planoconvex lens to be edged on the display screen;
④, rotating the first clamping assembly (4) and the second clamping assembly (5) 180 degrees around the axis, driving the planoconvex lens (1) to be edged to rotate 180 degrees, and observing the display position of the central generatrix of the cylindrical surface (1-3) of the planoconvex lens to be edged, which rotates 180 degrees, on the display screen;
when the display position of the central bus of the planoconvex lens to be edged after rotating 180 degrees and the display position of the central bus of the planoconvex lens to be edged before rotating ③ are centrosymmetric relative to the physical central line of the light path on the display screen, starting to drive the first clamping component (4) and the second clamping component (5) to drive the planoconvex lens to be edged to rotate around the axis, and simultaneously adopting a polishing device which is arranged at the sides of the first clamping component (4) and the second clamping component (5) in parallel to polish the side edges (1-3) of the planoconvex lens to be edged until the side edges (1-3) of the planoconvex lens to be edged form a smooth cylindrical surface;
when the display position of the central bus of the planoconvex lens to be edged after rotating 180 degrees and the display position of the central bus of the planoconvex lens to be edged before rotating in step ③ are asymmetric relative to the physical center line of the light path on the display, loosening the second clamping sleeve (5-2) and the first clamping sleeve (4-2), rotating the planoconvex lens to be edged around the center line of the cylindrical surface (1-3) thereof to adjust a proper angle until the display position of the central bus of the planoconvex lens to be edged after rotating adjustment and the display position of the central bus of the planoconvex lens to be edged before rotating in step ③ are symmetric relative to the physical center line of the light path on the display, then starting to drive the first clamping assembly (4) and the second clamping assembly (5) to drive the planoconvex lens to be edged to rotate around the axis, and simultaneously adopting the side edges (1-3) of the polishing devices arranged in parallel to the first clamping assembly (4) and the second clamping assembly (5) to polish the side edges (1-3) of the planoconvex lens to be edged to form a smooth cylindrical surface to be.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010066264 | 2020-01-20 | ||
| CN2020100662642 | 2020-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111113195A true CN111113195A (en) | 2020-05-08 |
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| CN202010091410.7A Pending CN111113195A (en) | 2020-01-20 | 2020-02-13 | Optical centering edging fixture and method for edging plano-convex cylindrical mirror |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112025517A (en) * | 2020-08-15 | 2020-12-04 | 东莞市凯融光学科技有限公司 | Double-straight-edge cutting device and method for glass lens |
| CN116690317A (en) * | 2023-07-31 | 2023-09-05 | 南京茂莱光学科技股份有限公司 | Spherical lens processing method and processing device |
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