CN110576367B - Camera lens processing method - Google Patents
Camera lens processing method Download PDFInfo
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- CN110576367B CN110576367B CN201810891069.6A CN201810891069A CN110576367B CN 110576367 B CN110576367 B CN 110576367B CN 201810891069 A CN201810891069 A CN 201810891069A CN 110576367 B CN110576367 B CN 110576367B
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- numerical control
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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
- B24B13/0031—Machines having several working posts; Feeding and manipulating devices
- B24B13/0037—Machines having several working posts; Feeding and manipulating devices the lenses being worked by different tools, e.g. for rough-grinding, fine-grinding, polishing
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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
- 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
Abstract
The invention provides a camera lens processing method, relates to the technical field of camera lens processing, and aims to solve the problems of large appearance error and low hole forming yield in camera lens processing. The camera lens processing method comprises the following steps: processing the material by using a profiling machine so that the shape of the material is the same as that of a finished product, and the end face size of the processed material is uniformly expanded relative to the end face size of the finished lens; fixing the material processed by the profiling machine to a first numerical control machine through a first positioning assembly, and processing the material by using the first numerical control machine so as to enable the end face size of the material to be the same as that of a finished lens; and fixing the material processed by the first numerical control machine tool to a second numerical control machine tool through a second positioning assembly, and punching at the set position of the material by using the second numerical control machine tool. The camera lens processed by the camera lens processing method is small in overall dimension error and high in hole forming yield.
Description
Technical Field
The invention relates to the technical field of camera lens processing, in particular to a camera lens processing method.
Background
At present, when a camera lens is machined, firstly, a manual copying machine is used for machining the outer contour of a material, so that the sectional shape and the size of the material are the same as those of a finished product, and then, a numerical control machine is used for forming a through hole in the material after the outer contour machining is finished.
However, when the runway type camera lens is processed by the processing method, and the length-width deviation ratio of the finished runway type camera lens is large (for example, the length-width deviation ratio is more than three times), but the sectional area is small, the shape of the material processed by the manual copying machine cannot reach the required error range, that is, the shape error of the finished runway type camera lens is large and the reliability of the installation is reduced due to the fact that the manual copying machine is used for processing the runway type camera lens; meanwhile, the larger shape error can also lead to the situation that the numerical control machine tool cannot be accurately aligned when a through hole is formed in the material subjected to shape processing, so that the hole center is deviated, and the hole forming yield is low.
Disclosure of Invention
The invention aims to provide a camera lens processing method to solve the technical problems of large appearance error and low hole forming yield in the prior art when a camera lens is processed.
The camera lens processing method comprises the following steps:
processing the material by using a profiling machine so that the shape of the material is the same as that of a finished product, and the end face size of the processed material is uniformly expanded relative to the end face size of the finished lens;
fixing the material processed by the profiling machine to a first numerical control machine through a first positioning assembly, and processing the material by using the first numerical control machine so as to enable the end face size of the material to be the same as that of a finished lens;
and fixing the material processed by the first numerical control machine tool to a second numerical control machine tool through a second positioning assembly, and punching at the set position of the material by using the second numerical control machine tool.
In the technical scheme, the end face dimension of the material processed by the profiling machine is 10mm-15mm relative to the end face dimension of a finished product.
In any one of the above technical solutions, further, the spindle rotation speed of the first numerical control machine is 24000r/min, the air pressure range is 0.06-0.08 Mpa, the set processing time is 90s, and the single-turn removal amount is 0.03-0.06 mm.
In any of the above technical solutions, further, the spindle rotation speed of the second numerical control machine is 24000r/min, the air pressure range is 0.06-0.08 Mpa, the set processing time is 120s, and the hole-opening feed amount is 0.03-0.05 mm each time.
In any one of the above technical solutions, further, the first positioning assembly and the second positioning assembly fix the material in a vacuum adsorption manner.
In any one of the above technical solutions, further, the first positioning assembly includes a first base and a support member, the support member is connected to the first base, a first air suction mechanism connector is disposed on a side surface of the first base, a first air suction hole is disposed on the support member, the first air suction hole is communicated with the first air suction mechanism connector, an adsorption cavity is disposed at a top of the support member, an opening of the adsorption cavity faces upward, and the adsorption cavity is communicated with the first air suction hole.
In any of the above technical solutions, further, the support member includes a glass support portion and a fiber support portion, the fiber support portion is annular and connected to the top surface of the glass support portion, and the adsorption cavity is enclosed between the inner wall of the fiber support portion and the top surface of the glass support portion.
In any one of the above technical solutions, further, the glass support portion is connected to the first base through an installation seat, a cross-sectional area of the installation seat is larger than a cross-sectional area of the glass support portion, the glass support portion is provided with a plurality of first air suction holes, the installation seat is provided with a communication hole, and each first air suction hole is communicated with the first air suction mechanism connection port through the communication hole.
In any one of the above technical solutions, further, the second positioning assembly includes a second base and a limiting part, a second air suction mechanism connector is disposed on a side surface of the second base, the limiting part and a second air suction hole communicated with each other are disposed on the second base, the second air suction hole on the second base is communicated with the second air suction mechanism connector, the limiting part is connected with the second base, a limiting groove is disposed on the limiting part, a shape and a size of a groove bottom of the limiting groove correspond to a shape and a size of an end surface of the finished product camera, and a depth of the limiting groove is smaller than a thickness of the finished product camera.
In any one of the above technical solutions, further, a punching reserved position is provided at the bottom of the limiting groove, the punching reserved position corresponds to the position of the through hole on the finished camera, and the punching reserved position is a groove or a through hole.
Compared with the prior art, the camera lens processing method has the following advantages:
when the camera lens processing method is used for processing the camera lens, a profiling machine is used for roughly processing materials, so that the shape of the materials is the same as that of a finished lens, but the cross section is uniformly enlarged, namely a certain margin is uniformly reserved on the outer side surface of the materials. Then carry out the truing appearance with the material through first digit control machine tool to get rid of the surplus that leaves on the material, make the cross sectional shape and the size of material all the same with the finished product lens, use the second digit control machine tool to punch the operation to the material at last, thereby accomplish the processing to the material appearance and the operation of punching on the material.
Because the profiling machine is used for roughly processing the material, the shape of the material is the same as that of a finished product, the allowance left on the material is relatively small, and the workload of the first numerical control machine tool is reduced. The shape of the material is refined by using the first numerical control machine tool, so that the size error of the material is reduced, the size error of the appearance of the processed material is in a reasonable range, and the installation stability of a finished lens is improved; in addition, still make when second digit control machine tool punches to the material counterpoint more accurate to improve the yield that punches.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a flowchart of a method for processing a lens of a camera according to an embodiment of the present invention;
fig. 2 is a cross-sectional dimension comparison diagram of a material and a finished product in the camera lens processing method according to the embodiment of the present invention;
fig. 3 is a schematic structural diagram of a first positioning assembly applied in the camera lens processing method according to the embodiment of the present invention;
fig. 4 is a schematic structural diagram of a second positioning assembly applied in the camera lens processing method according to the embodiment of the present invention;
fig. 5 is a schematic structural diagram of a first base applied in the camera lens processing method according to the embodiment of the present invention;
fig. 6 is a schematic structural diagram of a supporting member applied in the camera lens processing method according to the embodiment of the present invention;
fig. 7 is a perspective view of a support member used in a method for processing a lens of a camera according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a fiber support portion applied in a camera lens processing method according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram of a limiting member applied in the camera lens processing method according to the embodiment of the present invention.
In the figure: 10-a first base; 11-a first suction mechanism connecting port; 12-a first air-intake hole; 121-a communication hole; 13-accommodating grooves; 14-mounting grooves; 20-a support; 21-a glass support; 22-a fiber support; 221-an adsorption cavity; 23-a mounting seat; 30-a second base; 40-a limit stop; 41-a limiting groove; 42-a second suction hole; 43-punching reserved bits; 50-material; 60-finished lens.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
As shown in fig. 1 and fig. 2, a method for processing a lens of a camera according to an embodiment of the present invention includes:
s1, processing a material 50 by using a profiling machine so that the shape of the material 50 is the same as that of a finished product, and the size of the end face of the processed material 50 is uniformly expanded relative to the size of the end face of a finished lens 60;
s2, fixing the material 50 processed by the profiling machine to a first numerical control machine through a first positioning assembly, and processing the material 50 by using the first numerical control machine so as to enable the size of the end face of the material 50 to be the same as that of the end face of the finished lens 60;
and S3, fixing the material 50 processed by the first numerical control machine tool to a second numerical control machine tool through a second positioning assembly, and punching holes in the set position of the material 50 by using the second numerical control machine tool.
When the camera lens processing method provided by the embodiment of the invention is used for processing the camera lens, the profiling machine is firstly used for roughly processing the material 50, so that the shape of the material 50 is the same as that of the finished lens 60, but the cross section is uniformly enlarged, namely a certain margin is uniformly reserved on the outer side surface of the material 50. Then, the material 50 is subjected to shape finishing through a first numerical control machine tool so as to remove the allowance left on the material 50, so that the cross-sectional shape and the size of the material 50 are the same as those of the finished lens 60, and finally, the material 50 is subjected to punching operation through a second numerical control machine tool, so that the processing of the shape of the material 50 and the punching operation on the material 50 are completed.
Because the profiling machine is used for roughly processing the material 50 firstly, the shape of the material 50 is the same as that of a finished product, the allowance left on the material 50 is relatively small, and the workload of the first numerical control machine tool is reduced. Because the shape of the material 50 is refined by using the first numerical control machine, the size error of the material 50 is reduced, so that the size error of the appearance of the material 50 after the processing is finished is in a reasonable range, and the installation stability of the finished lens 60 is improved; in addition, still make when second digit control machine tool punches to material 50 the time counterpoint more accurate to improve the yield that punches.
The camera processing method is particularly suitable for runway type camera lenses with length-width ratio deviation of 5-8 times and small product area.
In a preferred embodiment of this embodiment, the profile machined material 50 has an end face dimension that is flared by an amount of 10mm to 15mm relative to the finished end face dimension. As shown in fig. 2, the end face shape of the material 50 after the copying is the same as the end face shape of the finished product, but the end face size of the material 50 after the copying is different from the end face size of the finished product, and the end face size of the material 50 after the copying is enlarged in a predetermined ratio to the end face size of the finished product lens 60, after the material 50 after the copying is positioned at the center of the end face of the finished product lens 60, the distance between any point of the end face of the material 50 after the copying and the end face corresponding point of the finished product lens 60 is a single margin, that is, the above-mentioned amount of outward enlargement.
When the first numerical control machine tool is used for processing the material 50, the first numerical control machine tool can be arranged as follows: the rotating speed of a main shaft of the first numerical control machine tool is 24000r/min, the air pressure range is 0.06-0.08 Mpa, the set processing time is 90s, and the single-circle removal amount is 0.03-0.06 mm.
Be fixed with the outer emery wheel stick that forms of truing on the main shaft of first digit control machine tool, form the side of emery wheel stick polishing material 50 through the truing outward to the chamfer is polished respectively at the upper and lower top surface edge of material 50. First digit control machine tool can be with 50 overall dimension management and control of material within the error band of 0.02mm, and guarantee that upper and lower chamfer does not have the limit that collapses.
When using the second numerically controlled machine tool to perform a punching operation on the material 50, the second numerically controlled machine tool may be set as follows: the rotating speed of a main shaft of the second numerical control machine tool is 24000r/min, the air pressure range is 0.06-0.08 MPa, the set processing time is 120s, and the hole-opening feed amount is 0.03-0.05 mm each time.
Be fixed with the trompil and become the emery wheel stick on the main shaft of second digit control machine tool, become the emery wheel stick through the trompil and punch at the settlement position of material 50, this through-hole is the mirror surface hole to the chamfer of polishing of edge about the through-hole. The second numerical control machine tool ensures that the through hole has no deviation phenomenon, the deviation of the hole center is within the error range of +/-0.02 mm, and the upper chamfer and the lower chamfer of the through hole and the mirror surface have no edge breakage phenomenon.
The material 50 is fixed in first digit control machine tool through first locating component, and the material 50 is fixed in the second digit control machine tool through the second locating component, and for being convenient for fixed material 50, in a specific implementation of this embodiment, first locating component and second locating component all fix material 50 through the vacuum adsorption mode.
Example two
The second embodiment of the present invention will further explain the structures of the first positioning component and the second positioning component used in the camera processing method provided by the first embodiment with reference to fig. 3 to 9.
The first positioning assembly is used for fixing materials to a first numerical control machining tool, and a first air suction hole 12 and a first air suction mechanism connecting port 11 communicated with the first air suction hole 12 are arranged on the first positioning assembly. In the use, fix first positioning module to first numerical control machine tool, then with the connecting tube and the first air suction hole 12 intercommunication of first air suction mechanism, place the material in first positioning module's top surface, open first air suction mechanism to it is fixed with first positioning module with the material.
In a specific embodiment of this embodiment, the first positioning assembly includes a first base 10 and a support 20, the first suction mechanism connecting port 11 is disposed on a side surface of the first base 10, the first suction hole 12 is disposed on the support 20, the first base 10 is connected to the first numerical control machine, the support 20 is connected to the first base 10, and specifically, a bottom surface of the support 20 is connected to a top surface of the first base 10. The top of the support member 20 is provided with an adsorption chamber 221, the opening of the adsorption chamber 221 faces upward, and the first adsorption hole 12 is communicated with the adsorption chamber 221. The sectional area of the adsorption cavity 221 is larger than that of the first adsorption hole 12, so that the action area of the adsorption force applied by the first positioning component on the material is increased by the adsorption cavity 221, the positioning effect is better, and the stress of the material is more uniform.
In order to facilitate the connection of the first base 10 and the first numerical control machine tool, further, an accommodating groove 13 is formed in the side surface of the first base 10, an installation groove 14 is formed in the bottom surface of the accommodating groove 13 in a downward direction, the installation groove 14 penetrates through the area of the first base 10 below the accommodating groove 13, and the cross sectional area of the accommodating groove 13 is larger than that of the installation groove 14. The receiving groove 13 and the mounting groove 14 are provided to pass through a split screw so as to connect the first base 10 with the first numerical control machine tool through the split screw. The shaft of the split screw penetrates through the mounting groove 14 and extends into the first numerical control machine tool, and the head of the split screw is located in the accommodating groove 13.
A first base 10 accessible a plurality of opening screws are connected with first digit control machine tool, correspondingly, are provided with a plurality of holding tanks 13 along circumference on the first base 10, correspond respectively with every holding tank 13 and set up a mounting groove 14.
In any of the above technical solutions, further, the support member 20 includes a glass support portion 21 and a fiber support portion 22, the fiber support portion 22 is annular and is connected to the top surface of the glass support portion 21, and an adsorption cavity 221 is defined between an inner wall of the fiber support portion 22 and the top surface of the glass support portion 21.
Further, the glass support portion 21 and the first base 10 are connected by a mounting seat 23, and the cross-sectional area of the mounting seat 23 is larger than that of the glass support portion 21. The mounting seat 23 is provided therein with a communication hole 121, and the communication hole 121 communicates with the first suction mechanism connection port 11 and the first suction hole 12, respectively, that is, when the mounting seat 23 is provided, the first suction hole 12 communicates with the first suction mechanism connection port 11 through the communication hole 121.
The glass support part 21 and the mounting seat 23 are made of glass and are of an integral structure. The glass support 21 and the fibre support 22 are fixedly connected, for example by means of a strong glue. The mounting seat 23 is fixedly connected with the first base 10, and can be bonded by strong glue. In a preferred embodiment, the mounting seat 23 is a rectangular parallelepiped structure, and the peripheral contour of the cross section of the glass support part 21 and the fiber support part 22 is the same as the peripheral contour of the finished lens in shape and size. So set up, be convenient for carry out counterpoint with material and first locating component and be connected.
As shown in fig. 7, in one embodiment, the number of the first air suction holes 12 is plural, each of the first air suction holes 12 is provided on the glass support portion 21, each of the first air suction holes 12 communicates with the communication hole 121, and each of the first air suction holes 12 communicates with the adsorption chamber 221. With this arrangement, when the air in the adsorption chamber 221 is evacuated, the air flows out through the openings of the plurality of first air-suction holes 12 located at different positions, so that the speed is increased and the adsorption force increases more uniformly in each place.
For example, in fig. 7, the number of the first air suction holes 12 is three, and the three first air suction holes 12 penetrate the glass support 21 in the vertical direction, the three first air suction holes 12 are parallel to each other, and the distance between the adjacent first air suction holes 12 is equal.
The second locating component is used for fixing the material to a second numerical control machining tool, and a second air suction hole 42 and a second air suction mechanism connecting port communicated with the second air suction hole 42 are formed in the second locating component. In the use process, fix the second locating component to the second numerical control machine tool, then communicate the connecting tube of second air suction mechanism with second air suction hole 42, place the material on the top surface of second locating component, open the second air suction mechanism to it is fixed with second locating component with the material.
In a specific implementation manner of this embodiment, the second positioning assembly includes a second base 30 and a limiting member 40, the second air suction mechanism connector is disposed on a side surface of the second base 30, the limiting member 40 and the second base 30 are provided with second air suction holes 42 that are communicated with each other, the second air suction holes 42 on the second base 30 are communicated with the second air suction mechanism connector, the limiting member 40 is connected with the second base 30, the limiting member 40 is provided with a limiting groove 41, a shape and a size of a groove bottom of the limiting groove 41 correspond to a shape and a size of an end surface of a finished lens, and a depth of the limiting groove 41 is smaller than a thickness of the finished lens.
When using the fixed material of second locating component, be fixed in the second numerical control machine tool with the second locating component on, with the suction pipe and the second suction mechanism connector intercommunication of second suction mechanism, place the material in spacing groove 41, the partial region of side below of material contacts with the inner wall of spacing groove 41, the bottom surface of material covers on second suction hole 42, opens the second suction mechanism to adsorb the material on locating part 40, with the rigidity of material.
The second base 30 may be connected to the second cnc machine by a setscrew, and at this time, the structure of the second base 30 may be the same as the structure of the first base 10.
A plurality of limiting grooves 41 may be simultaneously disposed on the limiting member 40, for example, in fig. 8, the number of the limiting grooves 41 is two. In the feeding process, two materials are placed on the limiting part 40 at the same time, and when the second numerical control machine tool is used for punching operation, the second numerical control machine tool can be informed to directly move to the position corresponding to the other material after the punching operation of one material is completed, so that the punching operation of the other material is performed. So set up, be carrying out the in-process of punching the operation for two materials, reduced the time of middle shut down reloading, improved production efficiency.
In any of the above technical solutions, further, a punching reserved position 43 is arranged at the bottom of the limiting groove 41, the punching reserved position 43 corresponds to the position of a through hole on the finished product camera, and the punching reserved position 43 is a groove or a through hole. When the second numerically-controlled machine tool punches on the material, after the trompil one-tenth emery wheel stick that the main shaft of second numerically-controlled machine tool is connected makes the hole through on the material, the tip part region of trompil one-tenth emery wheel stick stretches into in punching reservation position 43. The punching reserved position 43 can be selected to be a groove or a via hole according to the thickness of the limiting part 40, and when the thickness of the limiting part 40 is thicker, the punching reserved position 43 can be a groove; when the thickness of the limiting member 40 is small, the punching reserved portion 43 is preferably a through hole.
In a specific embodiment of the present embodiment, the first base 10 and the second base 30 have the same structure, and both the first base 10 and the second base 30 are bakelite bases. The glass support 21 is made of glass, and the fiber support 22 and the stopper 40 are both made of fiber plates. Since the fiber support portion 22 and the limiting member 40 are directly contacted with the material, the material is made of a material different from the material to facilitate the material to be taken out.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. A camera lens processing method is characterized by comprising the following steps:
processing the material by using a profiling machine so that the shape of the material is the same as that of a finished product, the end face size of the processed material is uniformly expanded relative to the end face size of the finished lens, and the outward expansion amount of the end face size of the material processed by the profiling machine relative to the end face size of the finished product is 10-15 mm;
fixing a material machined by a copying machine to a first numerical control machine tool through a first positioning assembly, wherein the material is fixed by the first positioning assembly in a vacuum adsorption mode, the first positioning assembly comprises a first base and a supporting piece, the supporting piece is connected to the first base, an accommodating groove is formed in the side surface of the first base, a mounting groove is formed in the bottom surface of the accommodating groove in a downward mode, and the mounting groove and the accommodating groove are arranged to penetrate through a split screw so that the first base is connected with the first numerical control machine tool through the split screw; processing the material by using a first numerical control machine tool so that the end face size of the material is the same as that of a finished lens;
and fixing the material processed by the first numerical control machine tool to a second numerical control machine tool through a second positioning assembly, and punching at the set position of the material by using the second numerical control machine tool.
2. The method for processing a lens of a camera according to claim 1, wherein the rotation speed of the main shaft of the first numerical control machine tool is 24000r/min, the air pressure is 0.06-0.08 Mpa, the processing time is 90s, and the single-turn removing amount is 0.03-0.06 mm.
3. The method for processing a lens of a camera according to claim 1, wherein the rotation speed of the spindle of the second numerical control machine tool is 24000r/min, the air pressure is 0.06-0.08 Mpa, the processing time is set to 120s, and the hole-opening feed is 0.03-0.05 mm each time.
4. The method of processing a lens for a camera of claim 1, wherein the second positioning assembly fixes the material by vacuum suction.
5. The camera lens processing method according to claim 1, wherein a first air suction mechanism connecting port is arranged on a side surface of the first base, a first air suction hole is arranged on the support, the first air suction hole is communicated with the first air suction mechanism connecting port, an adsorption cavity is arranged on the top of the support, an opening of the adsorption cavity faces upwards, and the adsorption cavity is communicated with the first air suction hole.
6. The method for processing a lens of a camera according to claim 5, wherein the supporting member comprises a glass supporting portion and a fiber supporting portion, the fiber supporting portion is annular and is connected to the top surface of the glass supporting portion, and the adsorption cavity is defined between the inner wall of the fiber supporting portion and the top surface of the glass supporting portion.
7. The method for processing a lens of a camera lens according to claim 6, wherein the glass support portion is connected to a first base through a mounting seat, a sectional area of the mounting seat is larger than a sectional area of the glass support portion, a plurality of first air suction holes are provided in the glass support portion, a communication hole is provided in the mounting seat, and each of the first air suction holes is communicated with the first air suction mechanism connection port through the communication hole.
8. The method for processing the lens of the camera according to claim 4, wherein the second positioning assembly includes a second base and a limiting member, a second air suction mechanism connector is disposed on a side surface of the second base, second air suction holes are disposed on the limiting member and the second base and are communicated with each other, the second air suction hole on the second base is communicated with the second air suction mechanism connector, the limiting member is connected with the second base, a limiting groove is disposed on the limiting member, a shape and a size of a groove bottom of the limiting groove correspond to a shape and a size of an end surface of a finished camera, and a depth of the limiting groove is smaller than a thickness of the finished camera.
9. The camera lens processing method according to claim 8, wherein a punching reserved position is arranged at the bottom of the limiting groove and corresponds to a through hole on the finished camera, and the punching reserved position is a groove or a through hole.
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