CN213397591U

CN213397591U - Device for detecting extinction ratio of TGG crystal

Info

Publication number: CN213397591U
Application number: CN202022432727.0U
Authority: CN
Inventors: 陈燕平; 孙义林; 黄祥跃
Original assignee: Fuzhou Zhizhuo Crystal Photoelectric Technology Co ltd
Current assignee: Fuzhou Zhizhuo Crystal Photoelectric Technology Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-06-08
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a detect device of TGG crystal extinction ratio relates to magneto-optic crystal technical field, comprising a base plate, the first installation piece of the equal fixedly connected with in top both sides of bottom plate, fixedly connected with third connecting rod between the first installation piece, the first fixed block of top middle part fixedly connected with of bottom plate, it is connected with the second screw rod to rotate between the first fixed block, one side fixedly connected with third motor of second screw rod, the outside threaded connection of second screw rod has the second connecting block, the top fixedly connected with backup pad of second connecting block. The utility model discloses, through setting up the removal structure, make crystal fixing device can move along X axle or Y axle direction, be convenient for adjust the crystal to suitable position, make the device more nimble to improve its work efficiency, through setting up shape adjustable cardboard structure, make the device adjust according to the crystal of different shapes and size, application range is wider, is favorable to using widely.

Description

Device for detecting extinction ratio of TGG crystal

Technical Field

The utility model relates to a magneto-optical crystal technical field, more specifically relate to a detect device of TGG crystal extinction ratio.

Background

The TGG crystal is a magneto-optical crystal, which is a crystal having a magneto-optical effect. Magnetic properties are divided into ferromagnetic, paramagnetic and diamagnetic magneto-optical crystals. During the production process, the extinction ratio needs to be detected.

In chinese utility model patent application no: CN201920135022.7 discloses a laser crystal extinction ratio detection table with a wide application range. The wide-application-range laser crystal extinction ratio detection table comprises a base, a fine adjustment horizontal displacement table, a vertical displacement adjustment table, a horizontal angular displacement adjustment table, a pitch angle displacement adjustment table, a coarse adjustment horizontal displacement adjustment table, a crystal carrying table, a crystal detection groove, a T-shaped groove, a threaded rod, a T-shaped rod, a transverse rod, a spring, a movable block, a steel ball and a bearing bottom plate, wherein the fine adjustment horizontal displacement table is fixedly mounted at the top of the base. The device is in the use, and crystal fixing device's position can not remove, and the flexibility is relatively poor, seriously influences its work efficiency, and the device can only detect to the crystal of equidimension not, and application range is less, is unfavorable for using widely.

Therefore, it is necessary to provide a device for detecting the extinction ratio of the TGG crystal to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to provide a: poor and the little problem of application range in order to solve the device flexibility that detects TGG crystal extinction ratio, the utility model provides a detect device of TGG crystal extinction ratio.

(II) technical scheme

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

a device for detecting the extinction ratio of TGG crystals comprises a bottom plate, wherein first mounting blocks are fixedly connected to two sides of the top of the bottom plate, a third connecting rod is fixedly connected between the first mounting blocks, a first fixing block is fixedly connected to the middle of the top end of the bottom plate, a second screw rod is rotatably connected between the first fixing blocks, a third motor is fixedly connected to one side of the second screw rod, a second connecting block is in threaded connection with the outer side of the second screw rod, a supporting plate is fixedly connected to the top of the second connecting block, second mounting blocks are fixedly connected to two sides of the top of the supporting plate, a second connecting rod is fixedly connected between the second mounting blocks, a third fixing block is fixedly connected to the top of the supporting plate, a first screw rod is rotatably connected between the third fixing blocks, a first connecting block is in threaded connection with the outer side of the first screw rod, and a top plate is fixedly connected to the top of the first, the top of the top plate is fixedly connected with a second fixed block and a third mounting block, a third screw rod is rotatably connected between the second fixed blocks, the outer side of the third screw rod is in threaded connection with a first moving block and a second moving block, a first connecting rod is fixedly connected between the third mounting blocks, a first motor is fixedly connected to one side of the third fixed block, and a second motor is fixedly connected to one side of the second fixed block.

Furthermore, there are two third connecting rods, two of which are located on two sides of the second screw rod, the second connecting block is connected with the third connecting rod in a sliding manner, and two of which are located on two sides of the first screw rod, and the second connecting rod is connected with the first connecting block in a sliding manner.

Further, the top of roof fixedly connected with kicking block, the top fixedly connected with of kicking block places the platform, third screw rod and kicking block swing joint.

Further, the thread directions of the outer sides of the two ends of the third screw are opposite, and the first moving block and the second moving block are respectively matched with the threads of the outer sides of the two ends of the third screw.

Furthermore, the number of the first connecting rods is two, the two first connecting rods are located on two sides of the third screw, and the first connecting rods are respectively connected with the first moving block and the second moving block in a sliding mode.

Furthermore, the tops of the first moving block and the second moving block are rotatably connected with clamping plates, and limiting shafts penetrate through two sides of each clamping plate.

Furthermore, slots are formed in the tops of the second moving block and the first moving block, and the slots are matched with the limiting shafts.

Furthermore, one side of the clamping plate is arc-shaped, and the other side of the clamping plate is a plane.

(III) advantageous effects

The utility model has the advantages as follows:

1. the utility model discloses, through setting up the removal structure, make crystal fixing device can be along X axle or Y axle direction motion, be convenient for adjust the crystal to suitable position, make the device more nimble to improve its work efficiency.

2. The utility model discloses, through setting up shape adjustable cardboard structure, make the device adjust according to the crystal of different shapes and size, application range is wider, is favorable to using widely.

3. The utility model discloses, through the cooperation between connecting rod and the connecting block, prevent that the connecting block from rocking when removing, make the motion of connecting block more stable, promoted the stability of device.

Drawings

Fig. 1 is a schematic perspective view of the structure of the present invention;

fig. 2 is a schematic perspective view of the bottom plate structure of the present invention;

fig. 3 is a schematic perspective view of the support plate structure of the present invention;

FIG. 4 is a schematic top view of the structure of the present invention;

fig. 5 is a schematic cross-sectional view of the clamping plate structure of the present invention.

Reference numerals: 1. a base plate; 2. a support plate; 3. a top plate; 4. a first mounting block; 5. a first fixed block; 6. a first connection block; 7. a second mounting block; 8. a first motor; 9. a second fixed block; 10. a first link; 11. a second motor; 12. a third mounting block; 15. a first moving block; 16. a placing table; 17. a top block; 18. a limiting shaft; 19. clamping a plate; 20. a third fixed block; 21. a second link; 22. a first screw; 23. a second screw; 24. a third link; 25. a third motor; 26. a second connecting block; 27. a third screw; 28. a second moving block; 29. and (4) a slot.

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.

Example 1

Referring to fig. 1-3, a device for detecting the extinction ratio of a TGG crystal comprises a base plate 1, wherein both sides of the top of the base plate 1 are fixedly connected with first mounting blocks 4, third connecting rods 24 are fixedly connected between the first mounting blocks 4, a first fixing block 5 is fixedly connected to the middle of the top end of the base plate 1, a second screw 23 is rotatably connected between the first fixing blocks 5, a third motor 25 is fixedly connected to one side of the second screw 23, a second connecting block 26 is connected to the outer side of the second screw 23 through a thread, a supporting plate 2 is fixedly connected to the top of the second connecting block 26, second mounting blocks 7 are fixedly connected to both sides of the top of the supporting plate 2, a second connecting rod 21 is fixedly connected between the second mounting blocks 7, a third fixing block 20 is fixedly connected to the top of the supporting plate 2, a first screw 22 is rotatably connected between the third fixing blocks 20, and a first connecting block 6 is connected to the outer side, the top fixedly connected with roof 3 of first connecting block 6, the top fixedly connected with second fixed block 9 and third installation piece 12 of roof 3, it is connected with third screw rod 27 to rotate between the second fixed block 9, the outside threaded connection of third screw rod 27 has first movable block 15 and second movable block 28, fixedly connected with first connecting rod 10 between the third installation piece 12, one side fixedly connected with first motor 8 of third fixed block 20, one side fixedly connected with second motor 11 of second fixed block 9.

In this embodiment, when crystal fixing device needs to be adjusted, third motor 25 is started, the output shaft of third motor 25 drives second screw 23 to rotate, second screw 23 and second connecting block 26 threaded connection, thereby make second connecting block 26 drive roof 3 to move along the Y axis direction, start first motor 8, the output shaft of first motor 8 drives first screw 22 to rotate, first screw 22 makes roof 3 move along the X axis direction through driving first connecting block 6, the realization is to crystal fixing device's regulation, through setting up the removal structure, make crystal fixing device can move along the X axis or the Y axis direction, be convenient for adjust the crystal to suitable position, make the device more nimble, thereby improve its work efficiency.

Example 2

Referring to fig. 1-4, the present embodiment is further optimized based on embodiment 1, specifically, there are two third connecting rods 24, two third connecting rods 24 are located on two sides of the second screw 23, the second connecting block 26 is slidably connected to the third connecting rods 24, there are two second connecting rods 21, two second connecting rods 21 are located on two sides of the first screw 22, and the second connecting rods 21 are slidably connected to the first connecting block 6.

Specifically, the top of roof 3 is fixedly connected with kicking block 17, and the top fixedly connected with of kicking block 17 places platform 16, third screw rod 27 and kicking block 17 swing joint.

Specifically, the outer sides of the two ends of the third screw 27 have opposite thread directions, and the first moving block 15 and the second moving block 28 are respectively matched with the outer sides of the two ends of the third screw 27.

Specifically, there are two first connecting rods 10, the two first connecting rods 10 are located at two sides of the third screw 27, and the first connecting rods 10 are slidably connected with the first moving block 15 and the second moving block 28 respectively.

In this embodiment, the thread directions outside the two ends of the third screw 27 are opposite, so that the first moving block 15 and the second moving block 28 respectively drive the clamping plate 19 to move in opposite or opposite directions, and through the cooperation between the connecting rod and the connecting block, the connecting block is prevented from shaking when moving, so that the connecting block moves more stably, and the stability of the device is improved.

Example 3

Referring to fig. 1 and 5, the present embodiment is optimized based on the

embodiment

1 or 2, specifically, the tops of the first moving block 15 and the second moving block 28 are both rotatably connected with a clamping plate 19, and two sides of the clamping plate 19 are both penetrated with a limiting shaft 18.

Specifically, the top portions of the second moving block 28 and the first moving block 15 are both provided with a slot 29, and the slot 29 is matched with the limit shaft 18.

Specifically, one side of the clamping plate 19 is circular arc-shaped, and the other side of the clamping plate 19 is a plane.

In this embodiment, when the clamping face of cardboard 19 needs to be changed, take out spacing axle 18 from the inside of slot 29, no longer restrict between cardboard 19 and second movable block 28 and the first movable block 15 this moment, rotate 180 degrees cardboard 19 this moment, can change its clamping face, through setting up cardboard 19 structure of adjustable shape, make the device can adjust according to the crystal of different shapes and size, application range is wider, is favorable to using widely.

In summary, the following steps: the utility model discloses, through setting up the removal structure, make crystal fixing device can move along X axle or Y axle direction, be convenient for adjust the crystal to suitable position, make the device more nimble to improve its work efficiency, through setting up shape adjustable cardboard 19 structure, make the device can adjust according to the crystal of different shapes and size, application range is wider, is favorable to using widely.

Above, only be the preferred embodiment of the present invention, not be used for limiting the present invention, the patent protection scope of the present invention is based on the claims, all the structural changes equivalent to the content of the description and drawings of the present invention should be included in the protection scope of the present invention.

Claims

1. An apparatus for detecting extinction ratio of TGG crystal comprises a bottom plate (1), and is characterized in that: the top of the base plate (1) is fixedly connected with first mounting blocks (4) on two sides, a third connecting rod (24) is fixedly connected between the first mounting blocks (4), a first fixing block (5) is fixedly connected with the middle part of the top end of the base plate (1), a second screw rod (23) is rotatably connected between the first fixing blocks (5), a third motor (25) is fixedly connected with one side of the second screw rod (23), a second connecting block (26) is connected with the outer side of the second screw rod (23) in a threaded manner, a supporting plate (2) is fixedly connected with the top of the second connecting block (26), a second mounting block (7) is fixedly connected with two sides of the top of the supporting plate (2), a second connecting rod (21) is fixedly connected between the second mounting blocks (7), and a third fixing block (20) is fixedly connected with the top of the supporting plate (2), the connecting device is characterized in that a first screw rod (22) is rotatably connected between the third fixing blocks (20), a first connecting block (6) is in threaded connection with the outer side of the first screw rod (22), a top plate (3) is fixedly connected to the top of the first connecting block (6), a second fixing block (9) and a third mounting block (12) are fixedly connected to the top of the top plate (3), a third screw rod (27) is rotatably connected between the second fixing blocks (9), a first moving block (15) and a second moving block (28) are in threaded connection with the outer side of the third screw rod (27), a first connecting rod (10) is fixedly connected between the third mounting blocks (12), a first motor (8) is fixedly connected to one side of each third fixing block (20), and a second motor (11) is fixedly connected to one side of each second fixing block (9).

2. The apparatus for detecting extinction ratio of TGG crystal according to claim 1, wherein: the number of the third connecting rods (24) is two, the third connecting rods (24) are located on two sides of the second screw rod (23), the second connecting blocks (26) are connected with the third connecting rods (24) in a sliding mode, the number of the second connecting rods (21) is two, the second connecting rods (21) are located on two sides of the first screw rod (22), and the second connecting rods (21) are connected with the first connecting blocks (6) in a sliding mode.

3. The apparatus for detecting extinction ratio of TGG crystal according to claim 1, wherein: the top fixedly connected with kicking block (17) of roof (3), the top fixedly connected with of kicking block (17) places platform (16), third screw rod (27) and kicking block (17) swing joint.

4. The apparatus for detecting extinction ratio of TGG crystal according to claim 1, wherein: the thread directions of the outer sides of the two ends of the third screw (27) are opposite, and the first moving block (15) and the second moving block (28) are respectively matched with the threads of the outer sides of the two ends of the third screw (27).

5. The apparatus for detecting extinction ratio of TGG crystal according to claim 1, wherein: the number of the first connecting rods (10) is two, the two first connecting rods (10) are located on two sides of the third screw (27), and the first connecting rods (10) are respectively connected with the first moving block (15) and the second moving block (28) in a sliding mode.

6. The apparatus for detecting extinction ratio of TGG crystal according to claim 1, wherein: the top parts of the first moving block (15) and the second moving block (28) are rotatably connected with clamping plates (19), and limiting shafts (18) penetrate through the two sides of the clamping plates (19).

7. The apparatus of claim 6, wherein: the top parts of the second moving block (28) and the first moving block (15) are respectively provided with a slot (29), and the slots (29) are matched with the limiting shaft (18).

8. The apparatus of claim 6, wherein: one side of the clamping plate (19) is arc-shaped, and the other side of the clamping plate (19) is a plane.