CN205870317U

CN205870317U - Lens clamping device

Info

Publication number: CN205870317U
Application number: CN201620564494.0U
Authority: CN
Inventors: 李月樵; 王学武; 申斌; 蔡勇
Original assignee: JINHUA MUNICIPAL QUALITY AND TECHNICAL SUPERVISION AND INSPECTION INSTITUTE
Current assignee: JINHUA MUNICIPAL QUALITY AND TECHNICAL SUPERVISION AND INSPECTION INSTITUTE
Priority date: 2016-06-12
Filing date: 2016-06-12
Publication date: 2017-01-11
Anticipated expiration: 2026-06-12

Abstract

The utility model provides a simple structure, convenient operation's lens clamping device, including nested location outer lane that sets up of activity and activity inner circle, the location outer lane articulates with activity inner circle homonymy and is provided with three at least swing arms, and the location outer lane has the locating lever, and the activity inner circle has the poker rod, the poker rod is provided with elasticity canceling release mechanical system, be provided with locking release mechanism on the outer lane of location, articulated section of each swing arm and centre gripping section, the articulated section of swing arm is articulated with the activity inner circle with the location outer lane respectively, and the centre gripping section of swing arm has first backstop position and second backstop position. The utility model discloses beneficial effect lies in: the outer lane inner circle relative rotation connected through the bearing formula drive the swing arm open or gather together realize loosening of lens press from both sides tight, simple structure, convenient operation, and the lens edge that can not wear and tear are applicable to two kinds of standard specification's lens simultaneously, the connection structure of swing arm, the action mechanism reasonable in design of poker rod, the action is smoothly stable.

Description

Lens clamping device

Technical field

This utility model relates to machining eyeglass field, specifically refers to a kind of lens clamping device.

Background technology

Needing the operation that clamps it and feel relieved in the lens course of processing, existing clamping device or structure are the most multiple Miscellaneous or operation more inconvenience, and clamping stability, lens edge integrity be difficult to ensure that, it is therefore necessary to a kind of structure of design It is simple and convenient to operate and the lens clamping device of the eyeglass that will not wear and tear.

Summary of the invention

This utility model provides a kind of simple in construction, the easy to operate and lens clamping device of the eyeglass that will not wear and tear.

Utility model purpose of the present utility model is realized by below scheme:

Lens clamping device, including the movable nested outer ring, location arranged and movable inner ring, outer ring, location and movable inner ring Homonymy is hinged is provided with at least three swing arms, and outer ring, location has location bar, and movable inner ring has poke rod；Poke rod is provided with Flexible restoring organ；Location is provided with latching/delatching mechanism on outer ring；Each swing arm have in angle arrange hinge segment and for The gripping section of clamping eyeglass, the hinge segment of swing arm has and is articulated with the first hinge position of cycle surface, location and is articulated with activity Second hinge position of inner ring, the gripping section of swing arm has the first backstop position and the second backstop position.

Further, movable inner ring coordinates nested setting with outer ring, location by annular boss and annular groove；Outside location Circle includes at least two sections of segmenting units, and each segmenting unit is fastened by dovetail projection and dovetail groove cooperation, segmenting unit The open opposite side in side, position arranging dovetail groove is provided with the postive stop baffle for preventing dovetail projection from deviating from.

Further, flexible restoring organ includes extension spring, and outer ring, location has extension spring and installs chamber, extension spring one end with stir Bar is fixing to be connected, and the other end is fixing to the extension spring corresponding fixed bit of installation cavity chamber interior walls of outer ring, location to be connected.

Further, outer ring, location has extension spring on the lateral wall that chamber location is installed in extension spring and installs window, and extension spring is pacified Room of behaveing affectedly is a bearing pin for installing the fixed bit of extension spring, and the hook of extension spring one end coordinates with bearing pin hook, the extension spring other end It is hooked on poke rod.

Further, the latching/delatching mechanism of poke rod is dead bolt structure, and poke rod has the lock stretched into for dead bolt Hole.

Further, the latching/delatching mechanism of poke rod includes dead bolt, and lock bolt sleeve has equipped with back-moving spring, dead bolt front end Have for domatic in the transition of poke rod the most out-of-date driving bolt retraction rollback and after entering poke rod lockhole with stir The locking face that side, lever lock hole contact internal walls is spacing, dead bolt tail end have pass location outer ring for pulling bolt retraction rollback Toggle.

Further, swing arm number is three, the adjacent swing arm the first hinge position 120 ° of arrangements in interval on outer ring, location, The adjacent swing arm the second hinge position on movable inner ring is also spaced 120 ° of arrangements.

Further, swing arm entirety is L-shaped, the hinge segment of swing arm and gripping section is one-body molded or split is fixing connects；Pendulum The hinge segment end rounding of arm, swells laterally at the second hinge position and widens, protrusion rounding；Outer ring, location and movable inner ring Being respectively fixedly connected with bearing pin, swing arm movable set is on bearing pin.

Further, swing arm is provided with the first column and the second column, the first column fixed cover equipped with the first backstop set, On two columns, fixed cover is equipped with the second backstop set, and the first backstop set outer surface forms the first backstop position, outside the second backstop set Surface forms the second backstop position；First column, the second column and swing arm are metal material, the first backstop set and the second backstop set For plastic material.

Further, location bar and poke rod are each provided with removal stop section in mutual departing direction, and removal stop section is set with Pad.

This utility model has the beneficial effects that: the outer ring inner ring connected by bearing-type rotate against drive swing arm open or Gather the clamping of unclamping realizing eyeglass, simple in construction, easy to operate, and the lens edge that will not wear and tear, it is simultaneously suitable for two kinds The eyeglass of standard specifications；The attachment structure of swing arm, poke rod actuating mechanism reasonable in design, action is smooth and easy stable.

Accompanying drawing explanation

Fig. 1 is the structural representation that this utility model overlooks direction.

Fig. 2 is lateral structural representation of the present utility model.

Detailed description of the invention

Below in conjunction with specific embodiments and the drawings, the utility model is described in further detail:

Referring to the drawings shown in 1 and Fig. 2, lens clamping device of the present utility model, outside the location including movable nested setting Circle 1 and movable inner ring 2, outer ring, location 1 and movable inner ring 2 homonymy are hinged is provided with at least three swing arms 3, and outer ring 1, location has Location bar 4, movable inner ring 2 has poke rod 5；Poke rod 5 is provided with flexible restoring organ；Location outer ring 1 on be provided with locking/ Unlocking mechanism；Each swing arm 3 has the hinge segment arranged in angle and for clamping the gripping section of eyeglass, the hinge segment tool of swing arm 3 Have and be articulated with the first hinge position 3A of location cycle surface and be articulated with the movable inner ring the second hinge position 3B with side end face, pendulum The gripping section of arm have for when each swing arm is gathered with first specification eyeglass outside edge contacts clamping the first backstop position and For contacting the second backstop position of clamping with the second specification lens edge.

Movable inner ring 2 coordinates nested setting with outer ring 1, location by annular boss and annular groove；Outer ring 1, location includes At least two sections of segmenting units, each segmenting unit is fastened by dovetail projection and dovetail groove cooperation, and segmenting unit arranges swallow The open opposite side in the side, position of tail groove is provided with the postive stop baffle for preventing dovetail projection from deviating from.

The present embodiment poke rod flexible restoring organ include extension spring 6, outer ring 1, location has extension spring and installs chamber, draws Spring 6 one end is fixing with poke rod 5 to be connected, and the other end is fixing to the extension spring corresponding fixed bit of installation cavity chamber interior walls of outer ring, location even Connect.

Outer ring 1, location has extension spring on the lateral wall that chamber location is installed in extension spring and installs window 1A, and chamber is installed in extension spring Being a bearing pin for installing the fixed bit of extension spring, the hook of extension spring one end coordinates with bearing pin hook, the hook hook of extension spring 6 other end Hang on poke rod.

In the present embodiment, the latching/delatching mechanism of poke rod 5 is dead bolt structure, and poke rod has what confession dead bolt stretched into Lockhole.Specifically, the latching/delatching mechanism of poke rod 5 includes dead bolt, and lock bolt sleeve has use equipped with back-moving spring, dead bolt front end In domatic in the transition of poke rod the most out-of-date driving bolt retraction rollback and after being used for entering poke rod lockhole with stir lever lock The locking face that side, hole contact internal walls is spacing, dead bolt tail end have pass location outer ring for pull bolt retraction rollback dial Button.

Swing arm 3 number is three, the adjacent swing arm 3 first hinge position 120 ° of arrangements in interval on outer ring, location, adjacent pendulum The arm the second hinge position on movable inner ring is also spaced 120 ° of arrangements.

Swing arm 3 is overall L-shaped, the hinge segment of swing arm 3 and gripping section is one-body molded or split is fixing connects；Swing arm hinged Section end rounding, swells laterally at the second hinge position and widens, protrusion rounding；Outer ring, location 1 and movable inner ring 2 are solid respectively Surely connecting bearing pin, swing arm movable set is on bearing pin.

Swing arm 3 is provided with the first column 3C and the second column 3D, and the first column 3C fixed cover overlaps 3E equipped with the first backstop, the On two column 3D, fixed cover forms the first backstop position, the second backstop equipped with the second backstop set 3F, the first backstop set 3E outer surface Set 3F outer surface forms the second backstop position；First column 3C, the second column 3C and swing arm are metal material, the first backstop set 3E and the second backstop set 3F is plastic material.

Location bar 4 and poke rod 5 are each provided with removal stop section 4A, 5A in mutual departing direction, and removal stop section is set with soft Property pad.

Although this utility model is by being shown and described with reference to preferred embodiment, but, this area is common Technical staff is it is to be appreciated that the description of above-described embodiment can be not limited to, in the range of claims, can make form and Various changes in details.

Claims

1. lens clamping device, it is characterised in that: include the movable nested outer ring, location arranged and movable inner ring, outer ring, location and Movable inner ring homonymy is hinged is provided with at least three swing arms, and outer ring, location has location bar, and movable inner ring has poke rod；Stir Bar is provided with flexible restoring organ；Location is provided with latching/delatching mechanism on outer ring；Each swing arm have in angle arrange hinged Section and for clamping the gripping section of eyeglass, the hinge segment of swing arm has the first hinge position and the hinge being articulated with location cycle surface Being connected to the second hinge position of movable inner ring, the gripping section of swing arm has the first backstop position and the second backstop position.

Lens clamping device the most according to claim 1, it is characterised in that: movable inner ring passes through convex annular with outer ring, location Platform and annular groove coordinate nesting to arrange；Outer ring, location includes at least two sections of segmenting units, and each segmenting unit passes through dovetail projection Coordinating with dovetail groove and be fastened, segmenting unit arranges the open opposite side in side, position of dovetail groove and is provided with for preventing The postive stop baffle of dovetail projection abjection.

Lens clamping device the most according to claim 1, it is characterised in that: flexible restoring organ includes extension spring, outside location Circle has extension spring and installs chamber, and extension spring one end is fixing with poke rod to be connected, and the other end is indoor with the extension spring installation cavity of outer ring, location The corresponding fixed bit of wall is fixing to be connected.

Lens clamping device the most according to claim 3, it is characterised in that: chamber location is installed in extension spring in outer ring, location Having extension spring on lateral wall and install window, it is a bearing pin that extension spring installs chamber for installing the fixed bit of extension spring, extension spring one end Hook coordinates with bearing pin hook, and the hook of the extension spring other end is hooked on poke rod.

Lens clamping device the most according to claim 1, it is characterised in that: the latching/delatching mechanism of poke rod is dead bolt Formula structure, poke rod has the lockhole stretched into for dead bolt.

Lens clamping device the most according to claim 5, it is characterised in that: the latching/delatching mechanism of poke rod includes lock Tongue, lock bolt sleeve is equipped with back-moving spring, and dead bolt front end has for the transition slope at poke rod the most out-of-date driving bolt retraction rollback Face and locking face spacing with poke rod lockhole side contact internal walls after entering poke rod lockhole, dead bolt tail end has to be worn Go out to position outer ring for pulling the toggle of bolt retraction rollback.

Lens clamping device the most according to claim 1, it is characterised in that: swing arm number is three, and adjacent swing arm is fixed The first hinge position 120 ° of arrangements in interval on outer ring, position, the adjacent swing arm the second hinge position on movable inner ring is also spaced 120 ° of rows Cloth.

Lens clamping device the most according to claim 7, it is characterised in that: swing arm entirety is L-shaped, the hinge segment of swing arm and Gripping section is one-body molded or split is fixing connects；The hinge segment end rounding of swing arm, swells laterally at the second hinge position and adds Width, protrusion rounding；Outer ring, location and movable inner ring are respectively fixedly connected with bearing pin, and swing arm movable set is on bearing pin.

Lens clamping device the most according to claim 1, it is characterised in that: swing arm is provided with the first column and second and stands Post, the first column fixed cover is equipped with the first backstop set, and on the second column, fixed cover is equipped with the second backstop set, outside the first backstop set Surface forms the first backstop position, and the second backstop set outer surface forms the second backstop position；First column, the second column and swing arm are equal For metal material, the first backstop set and the second backstop set are plastic material.

Lens clamping device the most according to claim 1, it is characterised in that: location bar and poke rod are in the mutually side of deviating from Upwards being each provided with removal stop section, removal stop section is set with pad.