CN115625637A - Tool for mechanical centering edging and machining method - Google Patents
Tool for mechanical centering edging and machining method Download PDFInfo
- Publication number
- CN115625637A CN115625637A CN202211343859.3A CN202211343859A CN115625637A CN 115625637 A CN115625637 A CN 115625637A CN 202211343859 A CN202211343859 A CN 202211343859A CN 115625637 A CN115625637 A CN 115625637A
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- Prior art keywords
- edging
- joint
- clamping
- optical part
- grinding machine
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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
- B24B41/06—Work supports, e.g. adjustable steadies
-
- 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
-
- 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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The application provides a frock and the processing method of mechanical centering edging, and frock of mechanical centering edging includes: the edge grinding machine comprises two combined connectors, a grinding head and a grinding head, wherein the two combined connectors are respectively connected to a left main shaft and a right main shaft of the edge grinding machine and comprise a transition connector and a clamping connector, one end of the transition connector is in threaded connection with the main shaft of the edge grinding machine, the other end of the transition connector is in threaded connection with the clamping connector, one end, far away from the transition connector, of the clamping connector is used for clamping an optical part to be ground, the clamping connector is made of a non-rigid material, and the clamping connector is provided with an end face and an inner conical face which are matched with the optical part; by adopting the structure, the optical part is clamped by the clamping joint made of non-rigid material, so that the surface smoothness of the optical part can be effectively protected.
Description
Technical Field
The disclosure generally relates to the technical field of optical processing centering edging, in particular to a tool and a processing method for mechanical centering edging.
Background
In order to meet the requirements of imaging of optical instruments, the consistency of the optical axis of an optical system must be ensured, and after the optical parts are finely ground and polished, the optical parts have center deviation, that is, the mechanical axis of the optical parts does not coincide with the optical axis, and in order to reduce and eliminate the center deviation, the optical parts are often required to be centered and edged. Meanwhile, in order to prevent the surface smoothness of the optical part from being damaged, light centering edging is often adopted. The light centering edging has the advantages of high operation difficulty, high working strength and low efficiency, and is not suitable for mass production of optical parts. Compared with the optical centering edging method, the mechanical centering edging method has the characteristics of simple operation and high working efficiency, and when the mechanical centering edging method adopts a metal clamp to directly clamp the optical part, the clamping mode is very easy to destroy the surface smoothness of the optical part which reaches the standard.
Disclosure of Invention
In view of the above-mentioned drawbacks and deficiencies of the prior art, it is desirable to provide a tool and a processing method for mechanically centering and edging, which can solve the above-mentioned technical problems.
This application first aspect provides a frock of mechanical centering edging, installs on the edging machine, includes:
the two combined joints are respectively arranged on a left main shaft and a right main shaft of the edge grinding machine; one end of each combined joint, which is far away from the edge grinding machine, is used for clamping an optical part to be ground;
each of the combination joints includes:
one end of the transition joint is in threaded connection with a main shaft of the edge grinding machine;
the centre gripping connects, the centre gripping connect one end with the crossover sub is kept away from the one end threaded connection of edging machine, the material that the centre gripping connects is non-rigid material, the centre gripping connects to be kept away from the one end of crossover sub is used for the centre gripping treat the optical part of edging, the centre gripping connect have with terminal surface and the interior conical surface that optical part matches.
According to the technical scheme provided by the embodiment of the application, the transition joint is of a reducing cylinder structure with a hollow inner part, and the diameter of one end, far away from the clamping joint, of the transition joint is larger than that of one end, close to the clamping joint, of the transition joint; the transition joint is made of copper.
According to the technical scheme provided by the embodiment of the application, the clamping joint is of a cylindrical structure with a hollow interior.
According to the technical scheme provided by the embodiment of the application, the non-rigid material is plastic.
According to the technical scheme provided by the embodiment of the application, the end face and the inner conical surface of the clamping joint are coated with clock oil.
According to the technical scheme that this application embodiment provided, still including the constant temperature water pump, the constant temperature water pump is used for right the centre gripping connects the water spray.
The application second aspect provides a frock of mechanical centering edging, adopts the above-mentioned a frock of mechanical centering edging, processing method of mechanical centering edging includes following step:
respectively connecting the two combined joints with a left main shaft and a right main shaft of an edge grinding machine; the combined joint comprises a transition joint and a clamping joint;
the clamping joint is lathed, so that the end face and the inner conical surface of the clamping joint are matched with the optical part;
clamping the optical part;
and starting the edge grinding machine to enable the edge grinding machine to grind the optical parts.
According to the technical scheme provided by the embodiment of the application, before clamping the optical part, the method further comprises the following steps:
and applying clock oil to the end face and the inner alignment face of the optical part.
According to the technical scheme that this application embodiment provided, start the edging machine, so that the edging machine is right before optical part carries out edging processing, still include following step:
and starting the constant-temperature water pump so that the constant-temperature water pump sprays water to the clamping joint.
The beneficial effect of this application lies in: based on the technical scheme provided by the application, install the combination joint on the main shaft about edging machine respectively, the combination joint includes adapter and centre gripping joint, adapter's one end with the main shaft threaded connection of edging machine, adapter's the other end with centre gripping joint threaded connection, adapter's one end is kept away from in the centre gripping joint is used for the centre gripping to treat the optical part of edging, the material of centre gripping joint is non-rigid material, the centre gripping joint have with the terminal surface and the interior conical surface of optical part matching; through the structure, the optical part is clamped by the clamping joint made of the non-rigid material, so that the surface smoothness of the optical part can be effectively protected.
Drawings
Other features, objects and advantages of the present application 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 schematic structural diagram of a tool for mechanically centering and edging in the present application;
fig. 2 is a flow chart of a method of machining a mechanically centered edging according to the present application;
FIG. 3 is a schematic view of a tool;
in the figure: 1. a transition joint; 2. clamping the joint; 3. an end face; 4. an inner conical surface; 5. a first blade; 6. a blade tip; 7. a second blade.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting 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 in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Example 1
Please refer to fig. 1 for a structural schematic diagram of a tool for mechanical centering and edging provided by the present application, including:
the two combined joints are respectively arranged on a left main shaft and a right main shaft of the edge grinding machine; one end of each combined joint, which is far away from the edge grinding machine, is used for clamping an optical part to be ground;
each of the combination joints includes:
one end of the transition joint 1 is in threaded connection with a main shaft of the edge grinding machine;
centre gripping connects 2, the centre gripping connect 2 one end with crossover sub 1 is kept away from the one end threaded connection of edging machine, the material that the centre gripping connects 2 is non-rigid material, the centre gripping connects 2 to keep away from the one end of crossover sub 1 is used for the centre gripping treat the optical part of edging, the centre gripping connect 2 have with terminal surface 3 and the interior conical surface 4 that optical part matches.
In some embodiments, one end of the transition joint is provided with a first internal threaded hole, the other end of the transition joint is provided with a first external threaded hole, and the first internal threaded hole is used for being connected with a main shaft of the edge grinding machine; one end of the clamping joint is provided with a second internal threaded hole, and the second internal threaded hole is connected with the first external threaded hole;
specifically, the clamping joint 2 is made of a non-rigid material, and the clamping joint 2 is slightly stressed when clamping the optical component, so that the smoothness of the surface of the optical component is prevented from being damaged;
in some embodiments, a tool as shown in fig. 3 is used for repairing the end of the clamping joint 2 far away from the transition joint 1, the tool is a diamond tool, a 40-degree inner conical surface 4 of the clamping joint is machined by using a first cutting edge 5 of the tool, an end surface 3 of the clamping joint is machined by using a cutting edge 6 of the tool, a chamfer of the end surface is machined by using a second cutting edge 7 of the tool, and the jumping amount of the conical surface 3 is within 0.001mm after the machining is carried out by rotating and surface-beating;
the working principle is as follows: the combined joint is respectively installed on a left main shaft and a right main shaft of the edge grinding machine and comprises a transition joint 1 and a clamping joint 2, one end of the transition joint 1 is in threaded connection with the main shaft of the edge grinding machine, the other end of the transition joint 1 is in threaded connection with the clamping joint 2, one end, far away from the transition joint 1, of the clamping joint 2 is used for clamping an optical part to be ground, the clamping joint is made of a non-rigid material, and the clamping joint is provided with an end face 3 and an inner conical face 4 which are matched with the optical part; through the structure, the optical part is clamped by the clamping joint 2 made of non-rigid materials, and the surface smoothness of the optical part can be effectively protected.
In some embodiments, the transition joint 1 is a reducing cylinder structure with a hollow interior, and the diameter of the end of the transition joint 1 away from the clamping joint 2 is larger than the diameter of the end of the transition joint 1 close to the clamping joint 2; the transition joint 1 is made of copper.
In some embodiments, the cylindrical outer cylindrical surface of the transition joint 1 is provided with flat teeth, and when the transition joint 1 is connected with the spindle of the edge grinding machine, the flat teeth facilitate fastening of the transition joint 1.
In certain embodiments, the gripping fitting 2 is a cylindrical structure with a hollow interior.
In certain embodiments, the non-rigid material is plastic.
In some embodiments, the end faces 3 and the inner tapered surfaces 4 of the clamp fittings 2 are coated with clock oil.
Specifically, the end face 3 and the inner conical surface 4 of the clamping joint 2 are coated with clock oil, so that the surface smoothness of the optical parts is further effectively protected.
In some embodiments, a constant temperature water pump is further included for spraying water to the clamping sub 2.
Specifically, the temperature of water sprayed by the constant-temperature water pump is 45 +/-2 ℃, so that the optical part can be subjected to edge grinding processing in an environment with a constant temperature of 45 ℃.
Example 2
Please refer to fig. 2, which is a flowchart of a method for machining a mechanical centering edge, wherein the method for machining a mechanical centering edge includes the following steps:
s1: respectively connecting the two combined joints with a left main shaft and a right main shaft of an edge grinding machine; the combined joint comprises a transition joint 1 and a clamping joint 2;
s2: the clamping connector 2 is lathed, so that the end face 3 and the inner conical surface 4 of the clamping connector 2 are matched with the optical part;
s3: clamping the optical part;
s4: and starting the edge grinding machine to enable the edge grinding machine to carry out edge grinding processing on the optical part.
In some embodiments, before clamping the optical component, the method further comprises the steps of:
s21: and applying clock oil to the end face 3 and the inner conical surface 4 of the optical part.
In some embodiments, before the edging machine starts to edging the optical part, the method further comprises the following steps:
s31: and starting the constant-temperature water pump to enable the constant-temperature water pump to spray water to the clamping connector 2.
In some embodiments, to facilitate understanding by those skilled in the art, the optical component is a meniscus lens of germanium, convex radius 36.4, concave radius 128.9, outer diameter 34, total height 6.2 ± 0.05, c:0.01, B: IR-V; processing the meniscus lens by the following steps:
respectively connecting the two combined joints with a left main shaft and a right main shaft of an edge grinding machine; the combined joint comprises a transition joint 1 and a clamping joint 2;
respectively carrying out lathe repair on the clamping joint by using a 40-degree positive and negative cutter diamond cutter, carrying out lathe repair on one end, far away from the transition joint 1, of the clamping joint 2 by using a cutter shown in figure 3, wherein the cutter is a diamond cutter, a 40-degree inner conical surface 4 of the clamping joint is lathed by using a first cutter edge 5 of the cutter, an end surface 3 of the clamping joint is lathed by using a cutter edge 6 of the cutter, the end surface thickness is 0.2 +/-0.05 mm, a chamfer of the end surface is lathed by using a second cutter edge 7 of the cutter, and the jumping quantity of the conical surface 3 is rotationally counted and retested within 0.001mm after the lathe repair;
applying clock oil to the end face 3 and the inner conical surface 4 of the optical part;
starting a constant-temperature water pump to enable the constant-temperature water pump to spray water to the clamping connector 2; the temperature of the constant-temperature water pump is set to be 45 ℃;
slowly clamping the meniscus lens between the two clamping joints 2, and simultaneously starting a high-speed centering switch of the edge grinding machine to enable the meniscus lens to enter high-speed rotation centering, wherein the inner side of the meniscus lens under the clamping of the two clamping joints 2 is unbalanced by local instant stress and slides to a stress balance position, so that the centering process is completed;
starting the edge grinding machine to enable the edge grinding machine to carry out edge grinding processing on the optical part;
after the edge grinding is finished, stopping the edge grinding machine, slowly adjusting the combined joints to separate the left combined joint and the right combined joint, and taking down the meniscus lens after the processing is finished;
and detecting whether the surface smoothness, the center deviation, the outer diameter and the like of the meniscus lens meet the requirements or not.
The foregoing description is only exemplary of the preferred embodiments of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention according to the present application is not limited to the specific combination of the above-mentioned features, but also covers other embodiments where any combination of the above-mentioned features or their equivalents is made without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (9)
1. The utility model provides a frock of mechanical centering edging, installs on the edging machine, its characterized in that includes:
the two combined joints are respectively arranged on the left main shaft and the right main shaft of the edge grinding machine; one end of each combined joint, which is far away from the edge grinding machine, is used for clamping an optical part to be ground;
each of the combination joints includes:
one end of the transition joint (1) is in threaded connection with a main shaft of the edge grinding machine;
centre gripping connects (2), the one end that centre gripping connects (2) with crossover sub (1) is kept away from the one end threaded connection of edging machine, the material that centre gripping connects (2) is non-rigid material, centre gripping connects (2) to be kept away from the one end of crossover sub (1) is used for the centre gripping treat the optical part of edging, centre gripping connect (2) have with terminal surface (3) and interior conical surface (4) that optical part matches.
2. The tool for mechanical centering edging according to claim 1, characterized in that the transition joint (1) is of a reducing cylinder structure with a hollow interior, and the diameter of one end of the transition joint (1) far away from the clamping joint (2) is larger than that of one end of the transition joint (1) close to the clamping joint (2); the transition joint (1) is made of copper.
3. A tool for mechanical centring and edging according to claim 1, characterized in that said gripping joint (2) is of a cylindrical structure with a hollow interior.
4. A tool for mechanical centering edging as claimed in claim 3, characterized in that said non-rigid material is plastic.
5. The tool for mechanical centering edging as claimed in claim 1, characterized in that the end face (3) and the inner conical surface (4) of said clamping joint (2) are painted with clock oil.
6. The tool for mechanical centering edging according to claim 1, further comprising a constant temperature water pump for spraying water to the clamping joint (2).
7. A machining method for mechanical centering edging is characterized in that the tool for mechanical centering edging of claim 1 is adopted, and the machining method for mechanical centering edging comprises the following steps:
respectively connecting the two combined joints with a left main shaft and a right main shaft of an edge grinding machine; the combined joint comprises a transition joint (1) and a clamping joint (2);
the clamping joint (2) is lathed, so that the end face (3) and the inner conical surface (4) of the clamping joint (2) are matched with the optical part;
clamping the optical part;
and starting the edge grinding machine to enable the edge grinding machine to grind the optical parts.
8. A method for machining the edge of mechanical center, according to claim 7, wherein before holding said optical part, said method further comprises the steps of:
and (3) applying clock oil to the end face (3) and the inner conical surface (4) of the optical part.
9. The machining method of mechanical centering edging according to claim 8, characterized by starting said edging machine so that said edging machine performs edging on said optical part, further comprising the steps of:
and starting the constant-temperature water pump to enable the constant-temperature water pump to spray water to the clamping joint (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211343859.3A CN115625637A (en) | 2022-10-31 | 2022-10-31 | Tool for mechanical centering edging and machining method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211343859.3A CN115625637A (en) | 2022-10-31 | 2022-10-31 | Tool for mechanical centering edging and machining method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115625637A true CN115625637A (en) | 2023-01-20 |
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ID=84909371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211343859.3A Pending CN115625637A (en) | 2022-10-31 | 2022-10-31 | Tool for mechanical centering edging and machining method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115625637A (en) |
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2022
- 2022-10-31 CN CN202211343859.3A patent/CN115625637A/en active Pending
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