CN208443310U - It is a kind of for measuring the measuring device of concavees lens center thickness - Google Patents

It is a kind of for measuring the measuring device of concavees lens center thickness Download PDF

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Publication number
CN208443310U
CN208443310U CN201821199344.XU CN201821199344U CN208443310U CN 208443310 U CN208443310 U CN 208443310U CN 201821199344 U CN201821199344 U CN 201821199344U CN 208443310 U CN208443310 U CN 208443310U
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China
Prior art keywords
fixed
measuring
amesdial
center thickness
measured
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CN201821199344.XU
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Chinese (zh)
Inventor
郭俊佶
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Optical Instrument (zhenjiang) Co Ltd
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Optical Instrument (zhenjiang) Co Ltd
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Abstract

The utility model discloses a kind of for measuring the measuring device of concavees lens center thickness, including amesdial, the amesdial is fixed on the left end of fixed plate, the amesdial spherical shape detection needle of its lower end runs through the bottom end of fixed plate, the fixed plate is actively socketed in fixed column, and its rear end is equipped with fixed knob, it is threadedly coupled between the fixed knob and fixed column, the bottom end of the fixed column is fixed on the base, the pedestal is equipped with the fixation device for positioning measurement fixture far from that one end of fixed column, the fixed device is fixed on the base by screw of feeling relieved, and measured material is fixed on the inside of fixed device, the measured material is located at the underface of amesdial spherical shape detection needle.The utility model amesdial stylus can extend into concave lens lowermost end, and with lowermost end point contact, guarantee measured result is accurate center thickness, and structure is simple, easy to use.

Description

It is a kind of for measuring the measuring device of concavees lens center thickness
Technical field
It is specially a kind of for measuring the measurement of concavees lens center thickness the utility model relates to technical field of measuring equipment Device.
Background technique
For concavees lens, when measuring its center thickness, since its surface is concave surface, lens centre is recess whole saturating Among mirror, therefore the metering outfit of general measure such as micrometer, vernier caliper etc. are difficult accurately to find concave surface center, and i.e. Allow to find concave surface center, conventional plane probe difficult can also be accurately measured the practical center position of concave surface, thus we It is proposed that a kind of measuring device for measuring concavees lens center thickness is used to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of for measuring the measuring device of concavees lens center thickness, on solving State the problem of proposing in background technique.
To achieve the above object, the utility model provides the following technical solutions: one kind is for measuring concavees lens center thickness Measuring device, including amesdial, the amesdial is fixed on the left end of fixed plate, and the amesdial spherical shape detection needle of lower end passes through The bottom end of fixed board is fastened, the fixed plate is actively socketed in fixed column, and its rear end is equipped with fixed knob, the fixed knob It is threadedly coupled between fixed column, the bottom end of the fixed column is fixed on the base, that one end of the pedestal far from fixed column Equipped with the fixation device for positioning measurement fixture, the fixed device is fixed on the base by screw of feeling relieved, and fixed dress It sets inside and is fixed with measured material, the measured material is located at the underface of amesdial spherical shape detection needle.
Preferably, the fixed device includes semicircle ring flat-plates and bottom plate, and the bottom plate is set to the inside bottom of semicircle ring flat-plates End, two sections of the semicircle ring flat-plates were last to be equipped with first supporting block, is equipped with screw through-hole, two institutes on the right side of the upper end It states and is movably equipped with rotating bar between the first supporting block, the left end activity of the rotating bar is connected in the first supporting block of left side, Centre is equipped with spacing block, and right end runs through first supporting block on right side and connect with turning handle, turns at left and right sides of the spacing block Lever is equipped with screw thread, and the screw thread is threadedly coupled with second supporting block respectively, and two second supporting blocks distinguish position In the side of measured material, the measured material is made of two pieces of semicircular fixture blocks, and pocket is equipped on every piece of semicircular fixture block side Two the second supporting blocks, with bottom plate movable contact, the supporting block two are one group, wherein one group connect with rotating bar, separately Activity is fixed on the inside of semicircle ring flat-plates through sliding bar, the both ends of the sliding bar are equipped in one group.
Preferably, amesdial spherical shape detection needle side top is spherical shape, and diameter is less than the diameter of tested concave surface.
Preferably, the fixed column is telescopic.
Preferably, the pedestal is equipped with screw hole, and the screw hole upper end is that smoothly, lower end is equipped with screw thread.
Compared with prior art, the utility model has the beneficial effects that
1. fixed column and fixed knob allow its range to match actual measurement demand for adjusting amesdial height;
2. being different from conventional amesdial stylus, amesdial top uses spheric head probe, chooses R value and is less than sample concave surface The spheric head probe of R value, to ensure that amesdial stylus can extend into concave lens lowermost end, and with lowermost end point contact, to protect Card measured result is accurate center thickness;
3. using the fixation device on pedestal come for measured material positioning, at the same by the centering screw of fixed device come pair Fixed device is finely adjusted, it is ensured that amesdial stylus and measured lens central coaxial, to ensure that stylus can measure when measurement Measured lens center;
4. the present apparatus is positioned using fixture, therefore the switching different shape that can be convenient, the detected sample of different-thickness Product.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is structural schematic diagram at the utility model measured material;
Fig. 3 is structural schematic diagram at the utility model fixed column.
In figure: 1 amesdial, 2 amesdial spherical shapes detect needle, 3 fixed plates, 4 fixed columns, 5 fixed knobs, 6 measured materials, 61 Second supporting block, 62 semicircular fixture blocks, 7 fixed devices, 71 semicircle ring flat-plates, 72 bottom plates, 73 first supporting blocks, 74 rotating bars, 75 points Spacer block, 76 sliding bars, 77 turning handles, 8 pedestals, 9 centering screws.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of for measuring the survey of concavees lens center thickness Device, including amesdial 1 are measured, amesdial 1 is fixed on the left end of fixed plate 3, and the amesdial spherical shape detection needle 2 of lower end is through solid The bottom end of fixed board 3, fixed plate 3 are actively socketed in fixed column 4, and its rear end is equipped with fixed knob 5, fixed knob 5 and fixation It is threadedly coupled between column 4, the bottom end of fixed column 4 is fixed on pedestal 8, and pedestal 8 is equipped with far from that one end of fixed column 4 for fixed The fixation device 7 of position measured material, fixed device 7 are fixed on pedestal 8 by screw 9 of feeling relieved, and fixed on the inside of fixed device 7 There is measured material 6, measured material 6 is located at the underface of amesdial spherical shape detection needle 2.
Further, fixed device 7 includes semicircle ring flat-plates 71 and bottom plate 72, and bottom plate 72 is set to the inside of semicircle ring flat-plates 71 Bottom end, two sections of semicircle ring flat-plates 71 were last to be equipped with first supporting block 73, is equipped with screw through-hole on the right side of the upper end, and two Rotating bar 74 is movably equipped between first supporting block 73, the left end activity of rotating bar 74 is connected in the first supporting block 73 of left side, It is equipped with spacing block 75 among it, right end runs through first supporting block 73 on right side and connect with turning handle 77, spacing block 75 or so two The rotating bar 73 of side is equipped with screw thread, and screw thread is threadedly coupled with second supporting block 61 respectively, and two the second supporting blocks 61 are divided Not Wei Yu measured material 6 side, measured material 6 is made of two pieces of semicircular fixture blocks 62, and pocket is set on every piece of 62 side of semicircular fixture block There are two the second supporting blocks 61, and with 72 movable contact of bottom plate, supporting block 61 two are one group, wherein one group connects with rotating bar 74 It connects, activity is fixed on 71 inside of semicircle ring flat-plates through sliding bar 76, the both ends of sliding bar 76 are equipped in another group.
Further, amesdial spherical shape detection 2 side top of needle is spherical shape, and diameter is less than the diameter of tested concave surface, convenient It detects needle and concavees lens center is accurately positioned.
Further, fixed column 4 is telescopic, facilitates the height of adjustment syringe needle.
Further, pedestal 8 is equipped with screw hole, and screw hole upper end is that smoothly, lower end is equipped with screw thread, ensure that in pine It clamping device can entirely can be rotated after opening centering screw 9.
Working principle: when the utility model is used, concavees lens to be placed in the center of bottom plate 72 first, then by turning Turn handle 77, so that rotating bar 74 rotates, semicircular fixture block 62 is close to each other under the action of reverse thread, to realize to recessed The clamping of lens;Centering screw is first unclamped, entire clamping device is rotated, to facilitate the centre of location, sets it Centering screw need to be only rotated afterwards;The height of the adjustable detecting head that stretches of fixed column 4, so that measurement is more accurate;Gu Determining knob 5 can make support plate 3 rotate, to facilitate positioning.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of for measuring the measuring device of concavees lens center thickness, including amesdial (1), it is characterised in that: described thousand points Table (1) is fixed on the left end of fixed plate (3), and amesdial spherical shape detection needle (2) of lower end runs through the bottom end of fixed plate (3), institute It states fixed plate (3) to be actively socketed on fixed column (4), and its rear end is equipped with fixed knob (5), the fixed knob (5) and solid Fixed column is threadedly coupled between (4), and the bottom end of the fixed column (4) is fixed on pedestal (8), and the pedestal (8) is far from fixed column (4) that one end is equipped with the fixation device (7) for positioning measurement fixture, and the fixed device (7) is solid by centering screw (9) It is scheduled on pedestal (8), and is fixed with measured material (6) on the inside of fixed device (7), the measured material (6) is located at amesdial ball Shape detects the underface of needle (2).
2. according to claim 1 a kind of for measuring the measuring device of concavees lens center thickness, it is characterised in that: described Fixed device (7) include semicircle ring flat-plates (71) and bottom plate (72), and the bottom plate (72) is set to the inside bottom of semicircle ring flat-plates (71) End, two sections of the semicircle ring flat-plates (71) were last to be equipped with first supporting block (73), leads on the right side of the upper end equipped with screw Hole is movably equipped with rotating bar (74) between two first supporting blocks (73), the left end activity clamping of the rotating bar (74) In the first supporting block of left side (73), spacing block (75) are equipped among it, right end runs through first supporting block (73) on right side simultaneously It is connect with turning handle (77), the rotating bar (74) at left and right sides of the spacing block (75) is equipped with screw thread, and the screw thread is respectively with one A second supporting block (61) is threadedly coupled, and two second supporting blocks (61) are located at the side of measured material (6), described Measured material (6) is made of two pieces of semicircular fixture blocks (62), and pocket is set there are two second on every piece of semicircular fixture block (62) side Bracer (61), with bottom plate (72) movable contact, the supporting block (61) two are one group, wherein one group connects with rotating bar (74) It connects, through sliding bar (76) are equipped with, the both ends of the sliding bar (76) are fixed on the inside of semicircle ring flat-plates (71) for activity in another group.
3. according to claim 1 a kind of for measuring the measuring device of concavees lens center thickness, it is characterised in that: described It is spherical shape that amesdial spherical shape, which detects needle (2) side top, and diameter is less than the diameter of tested concave surface.
4. according to claim 1 a kind of for measuring the measuring device of concavees lens center thickness, it is characterised in that: described Fixed column (4) is telescopic.
5. according to claim 1 a kind of for measuring the measuring device of concavees lens center thickness, it is characterised in that: described Pedestal (8) is equipped with screw hole, and the screw hole upper end is that smoothly, lower end is equipped with screw thread.
CN201821199344.XU 2018-07-27 2018-07-27 It is a kind of for measuring the measuring device of concavees lens center thickness Active CN208443310U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821199344.XU CN208443310U (en) 2018-07-27 2018-07-27 It is a kind of for measuring the measuring device of concavees lens center thickness

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821199344.XU CN208443310U (en) 2018-07-27 2018-07-27 It is a kind of for measuring the measuring device of concavees lens center thickness

Publications (1)

Publication Number Publication Date
CN208443310U true CN208443310U (en) 2019-01-29

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821199344.XU Active CN208443310U (en) 2018-07-27 2018-07-27 It is a kind of for measuring the measuring device of concavees lens center thickness

Country Status (1)

Country Link
CN (1) CN208443310U (en)

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