CN213812061U

CN213812061U - Quartz wave plate thickness measuring device

Info

Publication number: CN213812061U
Application number: CN202022816928.0U
Authority: CN
Inventors: 李恒忠; 黄友义
Original assignee: Fuzhou Recco Optical Co ltd
Current assignee: Fuzhou Recco Optical Co ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-07-27
Anticipated expiration: 2030-11-30

Abstract

The utility model relates to a technical field is measured to the wave plate, and a quartz wave plate thickness measurement device is disclosed, including the surge bin, the left side fixedly connected with handle of surge bin, the top fixedly connected with quantity of surge bin is two fixed plates, the top fixedly connected with of surge bin is located the metal sheet between two fixed plates, the top fixedly connected with of surge bin is located the ring of placing on metal sheet right side. This quartz wave plate thickness measurement device, through pressing the pressing plate hard, make the carriage release lever towards the back motion, drive the movable block and slide on the third gag lever post, the third spring is compressed, bottom U type link moves towards the back simultaneously, and then makes the link lever extrude the connecting plate, makes the movable rod upward movement, further makes the fly plate slide on first gag lever post, first spring is compressed, drives the clamp plate upward movement, then can place the intra-annular in placing with the quartz wave plate that needs to measure.

Description

Quartz wave plate thickness measuring device

Technical Field

The utility model relates to a technical field is measured to the wave plate, specifically is a quartz wave plate thickness measurement device.

Background

The wave plate is an optical device capable of generating an additional optical path difference between two mutually perpendicular optical vibrations, and is generally made of a birefringent wafer with precise thickness, such as quartz, calcite, mica and the like, the optical axis of the birefringent wafer is parallel to the surface of the wafer, the birefringent wafer is perpendicularly incident to the linearly polarized light, the vibration direction of the birefringent wafer and the optical axis of the birefringent wafer form an included angle theta (theta is not equal to 0), the incident optical vibration is decomposed into two components, namely perpendicular to the optical axis (o vibration) and parallel to the optical axis (e vibration), which correspond to the o light and the e light (see birefringence) in the wafer, and the quartz is generally only suitable for being used as a multi-stage or glued zero-order wave plate because the birefringence coefficient is too large.

The quartz wave plate has wide application in the optical field, and can be used for measurement in practical application, and a proper quartz wave plate is selected for use, Chinese patent CN 209166286U discloses a device for measuring the thickness of the quartz wave plate, the device comprises a quartz wave plate body, a cushion block, a telescopic rod, a contact, a magnifier, a pointer, a measuring scale, a contact head, a measuring scale, a thickness of the quartz wave plate body, a contact head, a measuring scale, a thickness and a measuring scale, the thickness type of the quartz wave plate can be conveniently screened by a user, but the device has no fixing mechanism, the quartz wave plate is easy to slide off during measurement, the quartz wave plate is damaged, meanwhile, the convenience of the whole device in use needs to be improved, so that a quartz wave plate thickness measuring device is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a quartz wave plate thickness measurement device possesses convenient to use and can carry out the advantage fixed to quartz wave plate when measuring, has solved not have fixed establishment, and quartz wave plate landing very easily when measuring leads to quartz wave plate to damage, and convenience when using simultaneously remains the problem that improves.

(II) technical scheme

For the purpose that can fix quartz wave plate when realizing above-mentioned convenient to use and measure, the utility model provides a following technical scheme: a quartz wave plate thickness measuring device comprises an adjusting bin, wherein a handle is fixedly connected to the left side of the adjusting bin, two fixing plates are fixedly connected to the top of the adjusting bin, a metal plate positioned between the two fixing plates is fixedly connected to the top of the adjusting bin, a placing ring positioned on the right side of the metal plate is fixedly connected to the top of the adjusting bin, three telescopic rods are fixedly connected to the inner peripheral wall of the placing ring, fixing blocks are fixedly connected to the opposite sides of the three telescopic rods, a second spring is sleeved on the outer side of each telescopic rod, two first limiting rods are fixedly connected between the inner top walls of the two fixing plates and the top of the adjusting bin, a movable plate is movably mounted on the outer sides of the two first limiting rods in the same fixing plate, and a first spring positioned at the top of the movable plate is sleeved on the outer side of each first limiting rod, a second limiting rod is fixedly connected between the inner top wall of the metal plate and the top of the adjusting bin, a pressing plate positioned on the outer side of the second limiting rod is fixedly installed between the two movable plates, a contact plate positioned on the top of the placing ring is fixedly connected to the bottom of the pressing plate, a magnifier positioned on the front side of the second limiting rod is fixedly installed on the front side of the pressing plate, a connecting rod positioned on the back side of the magnifier is fixedly connected to the bottom of the pressing plate, indicating needles are fixedly connected to the bottoms of the left side and the right side of the connecting rod, a third limiting rod is fixedly connected between the inner wall of the front side and the inner wall of the back side of the adjusting bin, a movable block is movably installed on the outer side of the third limiting rod, a limiting ring positioned on the back side of the movable block is fixedly connected to the outer peripheral wall of the third limiting rod, the utility model discloses a regulating bin, including regulating bin, movable block, movable rod, movable plate, two, the equal fixedly connected with one end in bottom of movable plate runs through and extends to the inside movable rod of regulating bin, two the positive bottom fixedly connected with connecting plate of movable rod, the bottom fixedly connected with top U type link of connecting plate, the top fixedly connected with bottom U type link of movable block, the top of bottom U type link articulates there is the gangbar with top U type link articulated.

Preferably, the fixed plate and the metal plate are both in an inverted L shape, and the three telescopic rods are distributed in a circular shape at equal angles.

Preferably, the top of the fixed block is an inclined plane, and the bottom of the movable plate is provided with two first limiting holes matched with the first limiting rods.

Preferably, the top of the pressing plate is provided with a second limiting hole matched with the second limiting rod, the bottoms of the two indicating needles and the bottom of the contact plate are located on the same plane, and the inner wall of the back of the metal plate is marked with scale marks.

Preferably, the front of the movable block is provided with a third limiting hole matched with the third limiting rod, and the top of the adjusting bin is provided with two movable holes matched with the two movable rods respectively.

Preferably, a limiting rectangular hole is formed in the left side of the adjusting bin, the moving rod penetrates through the limiting rectangular hole, the height of the limiting rectangular hole is the same as the diameter of the moving rod, and the width of the limiting rectangular hole is the same as the distance between the moving block and the limiting ring.

(III) advantageous effects

Compared with the prior art, the utility model provides a quartz wave plate thickness measurement device possesses following beneficial effect:

the quartz wave plate thickness measuring device drives the movable block to slide on the third limiting rod by pressing the pressing plate forcefully to enable the movable rod to move towards the back, the third spring is compressed, meanwhile, the bottom U-shaped connecting frame moves towards the back, the linkage rod further extrudes the connecting plate to enable the movable rod to move upwards, the movable plate further enables the movable plate to slide on the first limiting rod, the first spring is compressed to drive the pressing plate to move upwards, then the quartz wave plate to be measured can be placed in the placing ring, the quartz wave plate is pressed forcefully because the top of the fixed block is an inclined plane, the fixed block can move towards one side close to the placing ring under the extrusion of the quartz wave plate, the telescopic rod contracts, the second spring is compressed until the quartz wave plate is contacted with the top of the adjusting bin, the quartz wave plate is clamped and fixed by the three fixed blocks through the tension of the second spring, and the quartz wave plate is more stable during measurement, also make the difficult landing of whole device of follow of quartz wave plate and damage simultaneously, then can loosen and press the movable plate, the movable block resets through the tension of third spring, and the movable plate moves down through the tension of first spring, drive clamp plate downstream, until contact plate and quartz wave plate laminating, accessible magnifying glass reads the scale of pointer on the scale mark this moment, obtain the measured value, whole device user can hold the handle when using and operate, easy operation is convenient, and whole device is not bulky, also can wholly carry on carrying, more portable.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of A of FIG. 1 according to the present invention;

fig. 3 is a left side sectional view of the utility model discloses surge bin.

In the figure: 1 surge bin, 2 travel bars, 3 press the board, 4 handles, 5 movable rods, 6 first gag lever post, 7 fly boards, 8 first spring, 9 fixed plates, 10 clamp plates, 11 metal sheets, 12 second gag lever posts, 13 contact plates, 14 magnifying glasses, 15 connecting rods, 16 pointer, 17 place the ring, 18 telescopic links, 19 second spring, 20 fixed block, 21 connecting plates, 22 gangbar, 23 bottom U type link, 24 movable block, 25 third spring, 26 spacing ring, 27 third gag lever post, 28 top U type link.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a quartz wave plate thickness measuring device comprises an adjusting bin 1, a handle 4 is fixedly connected to the left side of the adjusting bin 1, two fixing plates 9 are fixedly connected to the top of the adjusting bin 1, a metal plate 11 positioned between the two fixing plates 9 is fixedly connected to the top of the adjusting bin 1, the fixing plates 9 and the metal plate 11 are both in an inverted L shape, a placing ring 17 positioned on the right side of the metal plate 11 is fixedly connected to the top of the adjusting bin 1, three telescopic rods 18 are fixedly connected to the inner peripheral wall of the placing ring 17, the three telescopic rods 18 are in circular equal-angle distribution, the telescopic rods 18 are composed of a sleeve bin and a moving rod, one end of the moving rod penetrates through and extends into the sleeve bin, a limiting block positioned in the sleeve bin is fixedly connected to the outer side of the moving rod, a through hole matched with the moving rod is formed in one side of the sleeve bin, and the limiting block is arranged, the moving rod is prevented from being separated from the sleeve bin in the moving process, one side opposite to the three telescopic rods 18 is fixedly connected with a fixed block 20, the top of the fixed block 20 is an inclined plane, the outer side of each telescopic rod 18 is sleeved with a second spring 19, two first limiting rods 6 are fixedly connected between the inner top walls of the two fixed plates 9 and the top of the adjusting bin 1, movable plates 7 are movably mounted on the outer sides of the two first limiting rods 6 in the same fixed plate 9, first springs 8 positioned at the tops of the movable plates 7 are sleeved on the outer sides of the first limiting rods 6, two first limiting holes matched with the first limiting rods 6 are formed in the bottom of each movable plate 7, a second limiting rod 12 is fixedly connected between the inner top wall of the metal plate 11 and the top of the adjusting bin 1, a pressing plate 10 positioned at the outer side of the second limiting rod 12 is fixedly mounted between the two movable plates 7, and second limiting holes matched with the second limiting rods 12 are formed in the top of the pressing plate 10, a contact plate 13 positioned at the top of the placing ring 17 is fixedly connected to the bottom of the pressing plate 10, a magnifying glass 14 positioned at the front of the second limiting rod 12 is fixedly installed on the front of the pressing plate 10, a connecting rod 15 positioned at the back of the magnifying glass 14 is fixedly connected to the bottom of the connecting rod 15, indicating needles 16 are fixedly connected to the bottoms of the left side and the right side of the connecting rod 15, the bottoms of the two indicating needles 16 and the bottom of the contact plate 13 are positioned on the same plane, a scale mark is marked on the inner wall of the back of the metal plate 11, a third limiting rod 27 is fixedly connected between the inner wall of the front of the adjusting bin 1 and the inner wall of the back, a movable block 24 is movably installed on the outer side of the third limiting rod 27, a third limiting hole matched with the third limiting rod 27 is formed in the front of the movable block 24, a limiting ring 26 positioned at the back of the movable block 24 is fixedly connected to the outer peripheral wall of the third limiting rod 27, a third spring 25 positioned between the limiting ring 26 and the movable block 24 is sleeved on the outer side of the third limiting rod 27, the left side fixedly connected with one end of movable block 24 runs through and extends to the left carriage release lever 2 of surge bin 1, movable plate 3 is pressed to the left side fixedly connected with of carriage release lever 2, spacing rectangular hole has been seted up in the left side of surge bin 1, carriage release lever 2 runs through spacing rectangular hole, the height in spacing rectangular hole is the same with the diameter of carriage release lever 2, the width in spacing rectangular hole is the same with the distance between movable block 24 and the spacing ring 26, the equal fixedly connected with one end in bottom of two fly leafs 7 runs through and extends to the inside movable rod 5 in surge bin 1, the movable hole that two of quantity and respectively with two movable rod 5 looks adaptations is seted up at the top of surge bin 1, the positive bottom fixedly connected with connecting plate 21 of two movable rods 5, the bottom fixedly connected with top U type link 28 of connecting plate 21, the top fixedly connected with bottom U type link 23 of movable block 24, the top of bottom U type link 23 articulates there is gangbar 22 with top U type link 28 articulated.

In conclusion, according to the quartz wave plate thickness measuring device, the movable rod 2 moves towards the back by pressing the pressing plate 3 with force, the movable block 24 is driven to slide on the third limiting rod 27, the third spring 25 is compressed, meanwhile, the bottom U-shaped connecting frame 23 moves towards the back, the linkage rod 22 extrudes the connecting plate 21, the movable rod 5 moves upwards, the movable plate 7 further slides on the first limiting rod 6, the first spring 8 is compressed, the pressing plate 10 is driven to move upwards, then the quartz wave plate to be measured can be placed in the placing ring 17, the quartz wave plate is pressed with force, because the top of the fixed block 20 is an inclined plane, the fixed block 20 is extruded by the quartz wave plate and moves towards the side close to the placing ring 17, the telescopic rod 18 contracts, the second spring 19 is compressed until the quartz wave plate contacts with the top of the adjusting bin 1, and the tension of the second spring 19, the three fixing blocks 20 clamp and fix the quartz wave plate, so that the quartz wave plate is more stable during measurement, meanwhile, the quartz wave plate is not easy to slide off the whole device to be damaged, then the pressing plate 3 can be loosened, the movable block 24 is reset by the tension of the third spring 25, the movable plate 7 moves downwards by the tension of the first spring 8 to drive the pressing plate 10 to move downwards until the contact plate 13 is attached to the quartz wave plate, at the moment, the scales of the indicating needle 16 on the scale marks can be read by the magnifier 14 to obtain the measured value, the user can hold the handle 4 to operate the whole device when using the device, the operation is simple and convenient, and the volume of the whole device is small, the novel quartz wave plate measuring device is portable, and solves the problems that the quartz wave plate is easy to slide off when being measured without a fixing mechanism, so that the quartz wave plate is damaged, and the convenience in use is to be improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a quartz wave plate thickness measurement device, includes surge bin (1), its characterized in that: the left side of the adjusting bin (1) is fixedly connected with a handle (4), the top of the adjusting bin (1) is fixedly connected with two fixing plates (9) in number, the top of the adjusting bin (1) is fixedly connected with a metal plate (11) positioned between the two fixing plates (9), the top of the adjusting bin (1) is fixedly connected with a placing ring (17) positioned on the right side of the metal plate (11), the inner peripheral wall of the placing ring (17) is fixedly connected with three telescopic rods (18) in number, one opposite side of each telescopic rod (18) is fixedly connected with a fixing block (20), the outer side of each telescopic rod (18) is sleeved with a second spring (19), two first limiting rods (6) in number are fixedly connected between the inner top wall of the two fixing plates (9) and the top of the adjusting bin (1), and movable plates (7) are movably mounted on the outer sides of the first limiting rods (6) in the same fixing plate (9), the outer side of the first limiting rod (6) is sleeved with a first spring (8) positioned at the top of a movable plate (7), a second limiting rod (12) is fixedly connected between the inner top wall of a metal plate (11) and the top of the adjusting bin (1), a pressing plate (10) positioned at the outer side of the second limiting rod (12) is fixedly installed between the two movable plates (7), the bottom of the pressing plate (10) is fixedly connected with a contact plate (13) positioned at the top of a placing ring (17), a magnifier (14) positioned at the front side of the second limiting rod (12) is fixedly installed at the front side of the pressing plate (10), a connecting rod (15) positioned at the back side of the magnifier (14) is fixedly connected at the bottom of the pressing plate (10), indicating needles (16) are fixedly connected at the bottoms of the left side and the right side of the connecting rod (15), and a third limiting rod (27) is fixedly connected between the inner wall at the front side and the inner wall at the back side of the adjusting bin (1), the outer side of the third limiting rod (27) is movably provided with a movable block (24), the outer peripheral wall of the third limiting rod (27) is fixedly connected with a limiting ring (26) positioned at the back of the movable block (24), the outer side of the third limiting rod (27) is sleeved with a third spring (25) positioned between the limiting ring (26) and the movable block (24), one end of the left side of the movable block (24) is fixedly connected with a movable rod (2) with one end penetrating and extending to the left side of the adjusting bin (1), the left side of the movable rod (2) is fixedly connected with a pressing plate (3), the bottoms of the two movable plates (7) are fixedly connected with a movable rod (5) with one end penetrating and extending to the inside of the adjusting bin (1), the two movable rods (5) are fixedly connected with a connecting plate (21) at the front bottom, and the bottom of the connecting plate (21) is fixedly connected with a top U-shaped connecting frame (28), the top fixedly connected with bottom U type link (23) of movable block (24), the top of bottom U type link (23) articulates there is gangbar (22) articulated with top U type link (28).

2. The quartz wave plate thickness measuring device of claim 1, wherein: the fixing plate (9) and the metal plate (11) are both in an inverted L shape, and the three telescopic rods (18) are distributed in a circular shape at equal angles.

3. The quartz wave plate thickness measuring device of claim 1, wherein: the top of the fixed block (20) is an inclined plane, and the bottom of the movable plate (7) is provided with two first limiting holes matched with the first limiting rods (6).

4. The quartz wave plate thickness measuring device of claim 1, wherein: the top of the pressing plate (10) is provided with a second limiting hole matched with the second limiting rod (12), the bottoms of the two indicating needles (16) and the bottom of the contact plate (13) are located on the same plane, and the inner wall of the back of the metal plate (11) is marked with scale marks.

5. The quartz wave plate thickness measuring device of claim 1, wherein: the front of the movable block (24) is provided with a third limiting hole matched with a third limiting rod (27), and the top of the adjusting bin (1) is provided with two movable holes matched with the two movable rods (5) respectively.

6. The quartz wave plate thickness measuring device of claim 1, wherein: spacing rectangular hole has been seted up in the left side of regulation storehouse (1), spacing rectangular hole is run through in carriage release lever (2), the height in spacing rectangular hole is the same with the diameter of carriage release lever (2), the width in spacing rectangular hole is the same with the distance between movable block (24) and spacing ring (26).