CN-224206814-U - Progressive multi-focus lens test and match experience frame

Abstract

The invention relates to a progressive multi-focal lens test and match experience frame, and belongs to the technical field of lens test and match. The pupil distance adjusting mechanism is used for adjusting pupil distances corresponding to the test-fit mirror frames on two sides of the whole test-fit experience frame, two test-fit mirror frames are symmetrically and fixedly welded on two sides of the pupil distance adjusting mechanism and used for installing lenses with different luminosities, a clamping mechanism is further connected to the middle position of the pupil distance adjusting mechanism and used for clamping the whole test-fit experience frame on the glasses of test-fit personnel, the pupil distance adjusting mechanism comprises an adjusting mechanism middle layer clamped in the middle, a metal cover plate and a pupil distance marking bottom plate are respectively arranged on the upper surface and the lower surface of the adjusting mechanism middle layer, and the middle layer, the pupil distance marking bottom plate and the metal cover plate are fixedly connected into a whole through locking screws.

Inventors

• ZHAO NINGMIN

Assignees

• 丹阳视慕光学科技有限公司

Dates

Publication Date

20260508

Application Date

20250122

Claims (10)

1. 1. The progressive multi-focus lens test and match experience rack is characterized by comprising a pupil distance adjusting mechanism, wherein the pupil distance adjusting mechanism is used for adjusting pupil distances corresponding to test and match mirror frames at two sides of the whole test and match experience rack, two test and match mirror frames are symmetrically and fixedly welded at two sides of the pupil distance adjusting mechanism and are used for installing lenses with different luminosities, and a clamping mechanism is further connected at the middle position of the pupil distance adjusting mechanism and is used for clamping the whole test and match experience rack on the glasses of a tester; The pupil distance adjusting mechanism comprises an adjusting mechanism middle layer which is clamped in the middle, a metal cover plate and a pupil distance marking bottom plate are respectively arranged on the upper surface and the lower surface of the adjusting mechanism middle layer, and the middle layer, the pupil distance marking bottom plate and the metal cover plate are fixedly connected into a whole through locking screws.
2. 2. The progressive addition lens fitting experience frame of claim 1, wherein the interpupillary distance adjusting mechanism comprises an adjusting metal plate and two adjusting pull pieces which are slidably embedded in the adjusting metal plate, a falling steel ball is further arranged between the adjusting metal plate and the adjusting pull pieces, and the geometric interpupillary distance range adjustable by the interpupillary distance adjusting mechanism is 58-70 mm.
3. 3. The progressive addition lens test and assembly experience rack of claim 2, wherein the adjusting metal plate is of a rectangular plate structure, two ends of the upper half part of the adjusting metal plate are symmetrically provided with two adjusting metal plate fixing holes for assembling locking screws, the upper half part of the adjusting metal plate is also symmetrically provided with two downward-sprung falling position spring plates, the tail end of the falling position spring plate is provided with an inward-concave semicircular steel ball groove for accommodating the falling position steel balls, the lower half part of the adjusting metal plate is also symmetrically provided with two upward-sprung limiting rods, the tail end of each limiting rod is provided with a limiting hook for preventing the adjusting pulling piece from sliding outwards, a rectangular pulling piece groove is formed between the falling position spring plates and the limiting rods for installing the adjusting pulling piece, and the middle position of the lower half part of the adjusting metal plate is also symmetrically provided with two rectangular adjusting metal plate locking holes for installing the clamping mechanism; The front end of the adjusting pulling piece is provided with a gear display groove with a rectangular structure, the gear display groove is used for observing and displaying the gear value of the adjusting pulling piece, the edge of the adjusting pulling piece, which is close to the falling spring piece, is provided with steel ball falling grooves with wavy structures, the steel ball falling grooves and the steel ball grooves are arranged in a matched mode, and the total number of the steel ball falling grooves is 6, and the six corresponding pupil distances are six.
4. 4. The progressive multi-focus lens test and match experience frame is characterized in that the pupil distance is equal to 7 numbers, which are respectively corresponding to different gear intervals of the pupil distance, of the surface of the marking bottom plate, metal cover plate fixing holes are symmetrically formed in two ends of the metal cover plate, the metal cover plate fixing holes and the adjusting metal plate fixing holes are matched and are used for assembling locking screws, two gear display windows are symmetrically arranged in the middle of the metal cover plate, the gear display windows and the pupil distance are matched and are used for displaying gears of the adjusting pulling piece, and two rectangular metal cover plate locking holes are symmetrically arranged in the middle of the bottom of the metal cover plate and are used for matching and installing a clamping mechanism.
5. 5. The progressive addition lens fitting experience rack of claim 1, wherein the clamping mechanism comprises a clamping fixing piece and a clamping driving piece, and elastic connection is realized between the clamping fixing piece and the clamping driving piece through a clamping connecting piece, a spring mounting piece and a clamping spring; Two fixing piece locking heads are symmetrically arranged on the top of the clamping fixing piece in a left-right mode, and the fixing piece locking heads are matched with the locking holes of the adjusting metal plate and the locking holes of the metal cover plate.
6. 6. The progressive addition lens fitting experience rack of claim 5, wherein the middle part of the clamping fixing piece is symmetrically provided with two vertical long-strip-shaped connecting piece locking holes for inserting the clamping connecting piece, two sides of the clamping fixing piece are provided with laterally symmetrical fixing piece clamping supports, and the surfaces of the fixing piece clamping supports are provided with ultra-thin silica gel anti-skidding sleeves, so that the adhesion is strong, and the clamping stability is improved.
7. 7. The progressive addition lens fitting experience rack of claim 5, wherein the middle part of the clamping connecting piece is provided with a spring mounting piece locking hole with a rectangular structure, the spring mounting piece is inserted, the top of the clamping connecting piece is provided with a circular driving piece sleeving hole, the clamping driving piece is sleeved and sleeved, the bottom of the clamping connecting piece is provided with a connecting piece locking head, and the connecting piece locking head is used for being vertically inserted into the connecting piece locking hole to be locked and fixed, so that the clamping connecting piece and the clamping fixing piece are connected and fixed into a whole.
8. 8. The progressive addition lens fitting experience rack of claim 5, wherein two ends of the spring mounting piece are symmetrically provided with two spring mounting piece locking heads for being inserted into locking holes of the spring mounting piece to be locked and fixed, and a spring mounting hook is further arranged at the top of the spring mounting piece and used for sleeving and mounting the clamping spring.
9. 9. The progressive addition lens fitting experience rack of claim 5, wherein the clamping spring comprises a spring sleeve hole formed by winding, and a driving connecting hook and a fixing abutting joint are respectively extended from two ends of the spring sleeve hole and are respectively used for hooking on the clamping driving piece and abutting on the clamping fixing piece.
10. 10. The progressive addition lens fitting experience rack as set forth in claim 5, wherein the clamping driving member comprises a clamping handheld handle at the top, clamping cross beams symmetrically arranged are arranged on two sides of the clamping handheld handle, driving member clamping supports are arranged at the bottom of each clamping cross beam and perpendicular to the bottom of each clamping cross beam, ultrathin silica gel anti-slip sleeves are also arranged on the surfaces of the driving member clamping supports, and the driving member clamping supports are strong in adhesiveness and are matched with the fixing member clamping supports to improve clamping stability.

Description

Progressive multi-focus lens test and match experience frame Technical Field The invention relates to a progressive multi-focal lens test and match experience frame, and belongs to the technical field of lens test and match. Background The lens is made of transparent materials with one or more curved surfaces, which are made of optical materials such as glass or resin, and is often assembled with a glasses frame to form glasses after polishing, so that the glasses are used for correcting the eyesight of a user and obtaining a clear visual field. The optometry is needed before the user wears the glasses, but the current optometry experience is that lenses are added into the glasses frame for many times, so that the optometry is heavy, definition is general, two or more lenses are needed to be worn simultaneously in the optometry experience process, little deviation between experience and actual optometry effect can be caused, in addition, the interpupillary distance cannot be adjusted during the optometry experience, even if the adjustment is possible, but the adjustment precision is poor, the adjustment range is small, the durability is low, and the optometry device cannot be used for a long time. In view of the above-mentioned drawbacks, the present invention is intended to create a progressive addition lens fitting experience rack, which has more industrial utility value. Disclosure of Invention In order to solve the technical problems, the invention aims to provide a progressive addition lens fitting experience frame. The invention relates to a progressive multi-focus lens test and match experience frame, which comprises a pupil distance adjusting mechanism, wherein the pupil distance adjusting mechanism is used for adjusting pupil distances corresponding to test and match mirror frames at two sides of the whole test and match experience frame, two test and match mirror frames are symmetrically and fixedly welded at two sides of the pupil distance adjusting mechanism and are used for installing lenses with different luminosities, and a clamping mechanism is further connected at the middle position of the pupil distance adjusting mechanism and is used for clamping the whole test and match experience frame on the glasses of test and match personnel; The pupil distance adjusting mechanism comprises an adjusting mechanism middle layer which is clamped in the middle, a metal cover plate and a pupil distance marking bottom plate are respectively arranged on the upper surface and the lower surface of the adjusting mechanism middle layer, and the middle layer, the pupil distance marking bottom plate and the metal cover plate are fixedly connected into a whole through locking screws. Furthermore, the pupil distance adjusting mechanism comprises an adjusting metal plate and two adjusting pull pieces which are slidably embedded in the adjusting metal plate, a falling steel ball is further arranged between the adjusting metal plate and the adjusting pull pieces, smoothness and damping sense of the adjusting pull piece adjusting process are achieved through the falling steel ball, pupil distance gear positions can be accurately adjusted, and the geometric pupil distance range which can be adjusted by the pupil distance adjusting mechanism is 58-70 mm. The adjusting metal plate is characterized in that the adjusting metal plate is of a rectangular plate-shaped structure, two ends of the upper half part of the adjusting metal plate are symmetrically provided with two adjusting metal plate fixing holes for assembling locking screws, the upper half part of the adjusting metal plate is also symmetrically provided with two downward-spring-loaded falling position spring plates, the tail ends of the falling position spring plates are provided with inwards-concave semicircular steel ball grooves for accommodating falling position steel balls, the lower half part of the adjusting metal plate is also symmetrically provided with two upward-spring-loaded limiting rods, the tail ends of the limiting rods are provided with limiting hooks for preventing the adjusting pull pieces from sliding outwards, rectangular pull piece grooves are formed between the falling position spring plates and the limiting rods for installing the adjusting pull pieces, and two rectangular adjusting metal plate locking holes are also symmetrically formed in the middle of the lower half part of the adjusting metal plate for installing the clamping mechanism; The front end of the adjusting pulling piece is provided with a gear display groove with a rectangular structure, the gear display groove is used for observing and displaying the gear value of the adjusting pulling piece, the edge of the adjusting pulling piece, which is close to the falling spring piece, is provided with steel ball falling grooves with wavy structures, the steel ball falling grooves and the steel ball grooves are arranged in a matched mode, and the total number of the steel ball falli