CN201848877U

CN201848877U - Optical part processing cutter

Info

Publication number: CN201848877U
Application number: CN2010201989507U
Authority: CN
Inventors: 王峰; 范利康; 王炜
Original assignee: WUHAN GENUINE GAOLI OPTICS CO Ltd
Current assignee: WUHAN GENUINE GAOLI OPTICS CO Ltd
Priority date: 2010-05-21
Filing date: 2010-05-21
Publication date: 2011-06-01
Anticipated expiration: 2020-05-21

Abstract

The utility model discloses an optical part processing cutter. The processing cutter is circular; two end faces of the processing cutter are set as parallel planes; and the outer circumference of a ring body of the processing cutter is a pointed taper part which extends outwards. By the optical part processing cutter, an optical part with a super small size, an unusual shape, high size accuracy and high surface smoothness can be processed.

Description

The optical element process tool

Technical field

The relevant a kind of process tool of the utility model is meant a kind of process tool that the small-sized optical element of high-end lightweight is carried out profiled machining and forming especially.

Background technology

For satisfying the different demand of people, various type processing need be carried out in the optical element surface that is assembled in the optics, at present, traditional handicraft cold working method is adopted in the processing of optical element, this method mainly is by the mode of grinding optical element to be processed, this traditional handicraft is used till today, has brought into play many effects in optics cold working industry.But constantly tend to the development of aspects such as miniaturization, ultra-thinization, differenceization along with optical component, the requirement of optical component face shaping, size, dimensional accuracy, surface smoothness etc. all is greatly improved.Use inner circle cutting machine or multi-cutting machine that optical element is cut in the traditional handicraft; the optical element surface figure accuracy is low; tolerance is big; and collapse the limit situation around being easy to generate; use traditional handicraft can't satisfy the requirement of optical component of new generation in the existing production process; the bonded adhesives that uses in the traditional handicraft process, protective paint and follow-up cleaning solution etc. contain more harmful substance in addition, are unfavorable for environmental protection.Therefore traditional handicraft has stoped the novel optical components and parts to power small-sized, light, that the stable performance direction develops largely.

The utility model content

In view of this, main purpose of the present utility model is to provide a kind of machining accuracy height, environmental protection, and can carry out the optical element process tool of abnormity processing to the compact optical part.

For achieving the above object, the utility model provides a kind of optical element process tool, and two end face settings of this process tool are parallel plane, and the outer peripheral edges of the ring body of process tool are outward extending pointed cone portion.

Pointed cone portion is outside gradually-reducing shape, and two sides of this pointed cone portion are and are symmetrical arranged, and the angle between these two sides is acute angle, right angle or obtuse angle.

Preferably, the outward flange of one of them end face of process tool extends and forms described pointed cone portion to the outward flange of other end.

By the optical element profiled process tool of the utility model, can process ultra-small volume, face shaping difference, dimensional accuracy height, optical element that surface smoothness is high, optical effect according to self is assembled in the optics most effectively, shortened light path, reduce energy loss, increased the stability of optics, also saved the optics space in addition, dwindled the optics volume, for the further miniaturization of optics is laid a good foundation.

Description of drawings

Fig. 1 (a) to (f) is the monomer optical element stereogram of various polymorphic structures in the utility model;

The embodiment schematic diagram that Fig. 2 processes optical element for the process tool that uses in the utility model;

The clamping jig of Fig. 3 for relating in the utility model;

Fig. 4 utilizes process tool in the utility model to the process chart of optical element profiled processing;

The embodiment schematic diagram that Fig. 5 a to Fig. 5 c processes optical element for the process tool that uses in the utility model;

Fig. 6 a is the plane of process tool first embodiment in the utility model;

Fig. 6 b is the cutaway view along A-A line among Fig. 6 a;

Fig. 7 is the cutaway view of process tool second embodiment in the utility model.

The specific embodiment

For ease of process tool in the utility model and the effect that reaches thereof are had further understanding, the preferred embodiment that develops simultaneously of existing conjunction with figs. is described in detail as follows.

According to the moulding of related request Precision Machining,,, use the process tool in the utility model to cut off optical element, go up dish, square position operation in the process, last machine-shaping by pasting optical element according to calculating to the optical element precise measure.As shown in Figure 2, earlier workpiece 4 (being optical element) is sticked on the lining body 2, taping process is guaranteed firmly smooth, no bubble, with the workpiece 4 that pastes by vacuum suction on workbench 3, carry out the cutting-up moulding by 1 pair of workpiece 4 requirement according to the rules of process tool, also need in the middle of the process to use tool shown in Figure 3 to clamp operations such as square position, the cutting-up of requirement is arranged after finishing simultaneously, optical element is processed into the various monomer polymorphic structures shown in Fig. 1 (a)～(f).In conjunction with Fig. 4 and Fig. 5 a to Fig. 5 c, the concrete processing step of the utility model optical element profiled machining and forming method is as described below:

1, paster: it is clean at first to adopt the fully-automatic supersonic cleaning machine that optical element is handled, and by a kind of UV (Ultraviolet, ultraviolet ray) ultraviolet film optical element is sticked on the lining body, and guaranteeing does not have bubble.The viscosity that realizes the UV ultraviolet film of above function is 1500～3000pa.s, and the abhesiveness wavelength of UV ultraviolet film is 350～380nm, and the abhesiveness energy of UV ultraviolet film is 1500mj≤Q≤3000mj;

2, cut off: use accurate scribing equipment adapted cutting tool special for processing that optical element is carried out cutting-up (shown in Fig. 5 a), optical element is cut into blockage;

3, utilize process tool to carry out corresponding bevelling operation (shown in Fig. 5 b) to the optical element of the blockage in the step 2, optical element is processed into the optical element that as shown in the figure surface has the monomer structure of bevelling the most at last.

If the optical element of monomer is carried out the operation of chamfering, also need carry out following steps:

A, clamping: use special fixture (as shown in Figure 3, monomer optical element for the different polymorphic structures of being processed in step 3 requires to use different tools) the monomer optical element after cutting off in the step 3 is carried out clamping, guarantee not have and rub, collide, drop;

B, square position proofread and correct: the monomer optical element that clamping is finished carries out strict square position, ajusts, repairs, guarantee not have crooked, do not have and move the position;

C, machine-shaping: use precise machining equipment adapted cutting tool special for processing that the monomer optical element that the clamping square position is good is carried out corresponding cutting-up (as Fig. 5 c), this step is guaranteed the process equipment stabilization of speed, linear velocity is moderate, vacuum cup suction stable, product to be processed is bonding firmly smooth;

D, check: after product machines, use corresponding check facility that product is spot-check, guaranteeing does not have substandard products.

In step 2, step 3 and step c relate to the process tool in the utility model, this process tool 1 is an annular, its ring body is designed to different face shapes according to the different polymorphic structures of optical element to be processed, shown in Fig. 6 a and Fig. 6 b, two end face settings of the process tool 1 in the utility model are parallel plane, the outer peripheral edges of the ring body of this process tool 1 are outward extending pointed cone portion 10, this pointed cone portion 10 is outside gradually-reducing shape, two sides 11 of this pointed cone portion 10 are and are symmetrical arranged, and the angle between two sides 11 can be acute angle, right angle or obtuse angle.And for example shown in Figure 7, two end face settings of the process tool 1 in the utility model are parallel plane, and the outward flange of one of them end face extends to form pointed cone portion 10 to the outward flange of other end, and a side of this pointed cone portion 10 is an annular slope.Process tool 1 in the utility model uses diadust and resin sintering to form, and its fineness of sand is controlled at 255#～335#.

Utilize the process tool in the utility model that optical element is carried out profiled machining and forming, can process ultra-small volume, face shaping difference, the dimensional accuracy height, the optical element that surface smoothness is high, optical effect according to self is assembled in the optics most effectively, shortened light path, reduced energy loss, increased the stability of optics, also saved device space in addition, dwindled device volume, for the further miniaturization of optics is laid a good foundation, and need not relate to bonded adhesives in the process, cleaning solutions etc. contain the auxiliary material of non-environmental protection material, truly provide good basis for the high-level optical component of a new generation.

Use the process tool in the utility model that optical element is carried out abnormity processing, can reach following technique effect:

1, is not subjected to the restriction of conditions such as product size, profile, thickness;

2, processing parts First Pass Yield height, product optical surface precision, outward appearance precision are damaged less;

3, bevelling and sloping limit were located smooth smooth, highly polished after part processing was finished;

4, technological operation circulation cycle weak point guarantees that effectively optical articles is because of the long effective arrangement that influences its optical property and production scheduling of holdup time.

The above is preferred embodiment of the present utility model only, is not to be used to limit protection domain of the present utility model.

Claims

1. an optical element process tool is characterized in that, described process tool is an annular, and two end face settings of described process tool are parallel plane, and the outer peripheral edges of the ring body of described process tool are outward extending pointed cone portion.

2. optical element process tool as claimed in claim 1 is characterized in that, described pointed cone portion is outside gradually-reducing shape, and two sides of described pointed cone portion are and are symmetrical arranged, and the angle between these two sides is acute angle, right angle or obtuse angle.

3. optical element process tool as claimed in claim 1 is characterized in that, the outward flange of one of them end face of described process tool extends and forms described pointed cone portion to the outward flange of other end.