CN206036934U

CN206036934U - Lens support

Info

Publication number: CN206036934U
Application number: CN201620875506.1U
Authority: CN
Inventors: 张韬; 李志兵
Original assignee: Shanghai Koito Automotive Lamp Co Ltd
Current assignee: HASCO Vision Technology Co Ltd
Priority date: 2016-08-12
Filing date: 2016-08-12
Publication date: 2017-03-22
Anticipated expiration: 2026-08-12

Abstract

The utility model provides a lens support, including lens, support and retainer plate, lens support encloses into circular support in both ends by the panel riveting from beginning to end, the ultrasion vibration sysytem of support sets up a plurality of turn -ups, fixes a position lens through the turn -ups, and fixed snare is fixed lens through the retaining ring of retainer plate terminal surface outside the support, and the retainer plate is the tight fit with the support. The scheme has used two parts of lens support and lens rand to carry out the location of lens and fix. Lens support passes through the stamping process preparation and rivets the shaping, puts lens and puts the lens rand again in with punching press fixed lens rand and lens support on lens support's plane of orientation. Adopt this scheme can reduce cost and realize good positioning accuracy.

Description

A kind of lens carrier

Technical field

The utility model belongs to optical field, is related to a kind of lens, more particularly to a kind of lens carrier.

Background technology

Resistance to heat problem is often run into when lens carrier is designed using the distance-light one module of halogen light source, therefore is adopted With the high molecular polymer of Shooting Technique for example：PC, PC HT, PEI can not be used to make lens carrier.

In order to solve resistance to heat problem, in prior art, lens carrier often select using Zinc-coated steel-plated punch part and Two above part and lens are simultaneously made lens assembly using Sheet Metal Forming Technology by steel ring.Need to make using this technique and method for designing With deep drawing technique, cause the precision of lens carrier to be difficult to be effectively guaranteed, in addition also need to the higher steel of precision Circle carries out lens positioning and fixes, and cost is greatly improved.

Specifically, referring to the lens carrier explosive view shown in accompanying drawing 1, including support 1, lens 2, steel ring 3, support 1 is circle Shape, whole support 1 are integrally formed by deep draw, all very high to Sheet Metal Forming Technology and required precision.And embedded of lens 2 When frame 1, positioned by steel ring 3, the technique to steel ring 3 and required precision are also very high herein, then spend just relatively expensive. The locating surface of frame 1 is actually formed by steel ring.The flange 4 bent inwards by 1 side of support forms flange and is buckled on steel ring, plays tight Gu steel ring, so as to play a part of to fasten lens, flange 4 is arranged on the centre position of 1 side of support, in order to ensure all flange 4 coplanar degree is all very high to its processing technology and required precision.Steel ring is simultaneously non-fully closed, it is desirable to have radially Tension force, during general assembly, this tension force can act on collar, so as to play the effect for preventing from collecting together.Due to steel ring It is keeper and to need outside tension force therefore relatively costly.

Utility model content

In view of the shortcoming of above-mentioned prior art, the purpose of this utility model is to provide a kind of lens carrier, for solving In prior art, lens technological requirement is high, the problems such as involve great expense.

For achieving the above object and other related purposes, the utility model provides a kind of lens carrier, including lens, support And retainer plate, the lens carrier surrounds circular support by sheet material riveting head and the tail two ends, and the installation end face of the support arranges many Individual flange, positions lens by flange, and fixed trap is fixed to lens by the back-up ring of retainer plate end face outside support, Retainer plate is tight fit with support.

Preferably, the support side is provided with multiple circular holes, after positioning retainer plate, multiple rivetings are knocked on retainer plate Contact, the riveting point are corresponding with circular hole, by, in the embedded circular hole in riveting point, fastening to retainer plate.

Preferably, the one of end face of the retainer plate arranges back-up ring, the back-up ring is extended radially inwardly along retainer plate.

Preferably, the installation end face of the support arranges square-wave-shaped projection, the projection and the flange cross arrangement.

Preferably, the flange is extended radially inwardly along support.

Preferably, the circular hole correspondence is opened in below projection.

Preferably, the flange arranges 8, the projection arranges 8.

Preferably, the support also includes leg.

Preferably, the support is made using galvanized steel plain sheet, also can be made up of other sheet materials.

As described above, lens carrier of the present utility model, this programme has used two parts of lens carrier and lens collar Carry out positioning and the fixation of lens.Lens carrier is made by Sheet Metal Forming Technology and riveting molding, and lens are placed on lens carrier Lens collar is put again in positioning plane and fixes lens collar and lens carrier with punching press.Being capable of reduces cost using this scheme And realize good positioning precision.

Description of the drawings

Fig. 1 is the explosive view of existing lens carrier in the utility model background technology.

Fig. 2 is the sectional view of existing lens carrier in the utility model background technology.

Piece mark explanation

1- supports,

2- lens,

3- steel rings,

4- flange.

Explosive views of the Fig. 3 for the lens carrier of the utility model embodiment.

Installation sectional views of the Fig. 4 for the lens carrier of the utility model embodiment.

Fig. 5 is the lens of the utility model embodiment, support, the zoomed-in view of the cooperation position of retainer plate.

Piece mark explanation

1- supports,

11- flange,

12- projections,

13- circular holes,

14- legs,

2- lens,

3- steel rings,

31- back-up rings,

32- riveting points.

Specific embodiment

Embodiment of the present utility model is illustrated by particular specific embodiment below, those skilled in the art can be by this Content disclosed by specification understands other advantages of the present utility model and effect easily.

It should be clear that structure, ratio, size depicted in this specification institute accompanying drawings etc., only to coordinate specification to be taken off The content shown, so that those skilled in the art understands and reads, is not limited to the enforceable restriction bar of the utility model Part, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not affecting Under effect that the utility model can be generated and the purpose that can reach, still all should fall in the technology disclosed in the utility model In the range of Rong get Neng is covered.Meanwhile, in this specification it is cited as " on ", D score, "left", "right", " centre " and " one " Deng term, be merely convenient to describe understands, and is not used to limit the enforceable scope of the utility model, its relativeness It is altered or modified, under without essence change technology contents, when being also considered as the enforceable category of the utility model.

In order to describe lens carrier of the present utility model in detail, make specifically followed by following embodiments It is bright：

Lens carrier explosive view shown in 3, including lens 2 with reference to the accompanying drawings, support 1 and retainer plate 3, lens carrier 1 is by plate Material riveting head and the tail two ends surround circular support, and the installation end face of support 1 arranges multiple flange 11, positions lens 2 by flange 11, Retainer plate 3 is enclosed within outside support 1, lens 2 is fixed by the back-up ring 31 of 3 end face of retainer plate, and retainer plate 3 and support 1 are tight Coordinate.

Multi-step forming processing is carried out to galvanized steel plain sheet, then carries out overall curling, head and the tail form support 1 after riveting.It is now saturating The positioning plane of mirror support is all completed by punching press, therefore positioning precision can obtain good guarantee.Will after the completion of support 1 Lens 2 are placed in the lens positioning plane of lens carrier 1, are now put lens retainer plate 3 and are riveted.Can be saved using this programme At the same time the steel ring for going precision higher needs the lens retainer plate 3 for adding a required precision relatively low, therefore this programme can Reduces cost.

Specifically, 3 one of end face of retainer plate arranges back-up ring 31, and back-up ring 31 is extended radially inwardly along retainer plate 3.Pass through Back-up ring 31 is fixed to lens 2.

The installation end face of support 1 arranges multiple square-wave-shaped projections 12, projection 12 and 11 cross arrangement of flange.Flange 11 along Frame is extended radially inwardly, and flange 11 bends inwards to be formed for projection.The flange 11 of the present embodiment arranges 8, and projection 12 arranges 8 It is individual.Wherein, it is all of to form lens positioning plane to in-flanges 11, for positioning lens 2.

Projection 12 is arranged alternately with flange 11, on the support of the position of correspondence projection 12 arranges circular hole 13, the present embodiment Circular hole 13 correspondence be opened in below projection 12.Referring to accompanying drawing 4,5, multiple circular holes 13 that support side is provided with position retainer plate 3 Afterwards, multiple riveting points 32 are knocked on retainer plate 3, and riveting point 32 is corresponding with circular hole 13, circular hole is embedded in by riveting point 32 In 13, retainer plate 3 is fastened.

Support 1 also includes leg 14.

The related process of the lens of the present embodiment：

Galvanized steel plain sheet Multi-step forming is taken into 1 expansion shape of support, leg, circular hole, projection is formed；

Again projection 12 is carried out being bent to form flange 11；

The head and the tail two ends of above-mentioned sheet material are riveted, the conglobate support of shape 1.

Punching press makes retainer plate 3, makes back-up ring 31 in one end of retainer plate 3.

The installation end face of lens 2 is positioned in all of flange plane, then retainer plate 3 is enclosed within outside support 1, will gear Circle 31 compresses rims of the lens, then in the outer riveter contact 32 of retainer plate 3, on the position correspondence support 1 of each riveting point 32 Circular hole 13, so, the riveting point 32 on retainer plate 3 is embedded in circular hole 13 so that the connection of retainer plate 3 and support 1 is more Fastening.Simultaneously as getting the mode of riveting ready, the required precision to retainer plate is reduced, cost is also reduced.In the same manner, due to propping up Frame reduces the high step of this technological requirement of deep draw using repeatedly common punching press, although increased procedure of processing, but adds Work is convenient.

Above-described embodiment only illustrative principle of the present utility model and its effect are new not for this practicality is limited Type.Any person skilled in the art all can be carried out to above-described embodiment under without prejudice to spirit and the scope of the present utility model Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the essence disclosed in the utility model All equivalent modifications completed under god and technological thought or change, should be covered by claim of the present utility model.

Claims

1. a kind of lens carrier, including lens, support and retainer plate, it is characterised in that：The lens carrier is first by sheet material riveting Tail two ends surround circular support, and the installation end face of the support arranges multiple flange, positions lens by flange, and fixed trap exists Outside support, lens are fixed by the back-up ring of retainer plate end face, retainer plate is tight fit with support.

2. lens carrier according to claim 1, it is characterised in that：The support side is provided with multiple circular holes, and positioning is solid After fixed circle, multiple riveting points are knocked on retainer plate, the riveting point is corresponding with circular hole, by the embedded circular hole in riveting point It is interior, retainer plate is fastened.

3. lens carrier according to claim 2, it is characterised in that：The one of end face of the retainer plate arranges back-up ring, The back-up ring is extended radially inwardly along retainer plate.

4. lens carrier according to claim 2, it is characterised in that：The installation end face of the support arranges square-wave-shaped and dashes forward Rise, the projection and the flange cross arrangement.

5. lens carrier according to claim 4, it is characterised in that：The flange is extended radially inwardly along support.

6. lens carrier according to claim 4, it is characterised in that：The circular hole correspondence is opened in below projection.

7. lens carrier according to claim 4, it is characterised in that：The flange arranges 8, and the projection arranges 8.

8. according to the arbitrary described lens carrier of claim 1-7, it is characterised in that：The support also includes leg.

9. according to the arbitrary described lens carrier of claim 1-7, it is characterised in that：The support is made using galvanized steel plain sheet.