CN115469504A

CN115469504A - MEMS micro-reflection processing device for volume holographic imaging

Info

Publication number: CN115469504A
Application number: CN202110653657.8A
Authority: CN
Inventors: 秦毅; 王福杰; 任斌; 郭芳; 胡耀华; 姚智伟
Original assignee: Dongguan University of Technology
Current assignee: Dongguan University of Technology
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-12-13

Abstract

The invention discloses a processing device of MEMS micro-reflection for volume holographic imaging, comprising; the micro-reflection processing box is used for volume holographic imaging and comprises a projector and a reflector, the reflector is arranged in the micro-reflection processing box, and a lens of the projector faces the reflector; the moving assembly is used for moving the reflector in the horizontal direction, is fixedly installed in the micro-reflection processing box through a first groove formed in the bottom wall of the micro-reflection processing box, and comprises a first threaded rod and a first sliding block. According to the invention, the moving assembly moves in the first groove under the action of the driving part, so that the reflecting mirror connected with the moving assembly is driven to move in the same direction and at the same frequency, the distance between the reflecting mirror and the projector can be adjusted according to different conditions, and the imaging is clearer and has a precise size.

Description

MEMS micro-reflection processing device for volume holographic imaging

Technical Field

The invention relates to the field of micro-reflection processing equipment, in particular to a processing device for MEMS micro-reflection for volume holographic imaging.

Background

With the continuous development of Micro Electro Mechanical Systems (MEMS) toward multi-function, high performance, low power consumption, lighter, thinner and smaller, and the manufacture thereof meets the production mode of energy saving and environmental protection, the MEMS manufacture has become an important industry in the manufacturing field, the existing Micro-reflection processing device includes a Micro-reflection processor box, one side of the Micro-reflection processor box is fixedly connected with a display screen, a scanning head is bonded on the inner wall of one side of the Micro-reflection processor box, a through hole is formed on the inner wall of the other side of the Micro-reflection processor box, a glass plate is bonded in the through hole, a reflector is fixedly installed on the Micro-reflection processor box, the scanning head emits incident light to pass through the reflector and the glass plate to contact with an object, and the scanned image is displayed on the display screen.

However, the distance between the reflector and the projector cannot be adjusted according to the actual requirements by the existing reflector, so that the imaging is not clear enough or the pattern is too large or too small, which is not good.

Disclosure of Invention

The invention aims to solve the following defects in the prior art that the distance between a reflector and a projector cannot be adjusted according to the actual requirement by the existing reflector, so that the imaging is not clear enough or the pattern is too large or too small and the reaction is not good, and provides a processing device for MEMS micro-reflection for volume holographic imaging.

In order to achieve the purpose, the invention adopts the following technical scheme:

a processing apparatus for MEMS micro-reflection for volume holographic imaging, comprising;

the micro-reflection processing box is used for volume holographic imaging and comprises a projector and a reflector, the reflector is arranged in the micro-reflection processing box, and a lens of the projector faces the reflector;

the moving assembly is used for moving the reflector in the horizontal direction, a first groove formed in the bottom wall of the micro-reflection processing box is fixedly installed in the micro-reflection processing box, and the moving assembly comprises a first threaded rod and a first sliding block.

Preferably, the first threaded rod is horizontally and rotatably installed at the equal division position inside the first groove and is controlled to rotate through the driving part, the first sliding block is sleeved on the first threaded rod in a threaded mode, and the upper surface of the first sliding block is fixedly connected with the lower wall of the reflector through the connecting rod.

Preferably, drive component includes first gear, second gear and bull stick, first gear is fixed cup joints first threaded rod is close to first recess lateral wall department, the bull stick rotates to be installed the little reflex treatment incasement, and one end cup joints with the second gear is fixed in first recess, and the other end passes little reflex treatment case lateral wall and first regulating wheel fixed connection, first gear and second gear are the meshing connection.

Preferably, the left side and the right side of the first sliding block are limited by limiting parts to rotate in the vertical direction, each limiting part comprises a sliding groove, a limiting rod and a fixing column, the sliding grooves are formed in the left side wall and the right side wall of the first groove and are symmetrically arranged, the fixing columns are horizontally and fixedly installed at equal distribution positions of the corresponding sliding grooves, one end of each limiting rod is fixedly connected with the side wall of the first sliding block, and the other end of each limiting rod is sleeved on the corresponding fixing column in a sliding mode.

Preferably, be equipped with the clearance subassembly on the lateral wall around the speculum, the clearance subassembly includes two scraper blades and second slider, two fixed connection is respectively in the one end of scraper blade is same on the both ends lateral wall of second slider, and the other end passes through the support component and supports, the second slider passes through adjusting part and removes in speculum lateral wall vertical direction.

Preferably, the supporting part comprises a third sliding block and a sliding column, the sliding column is vertically and fixedly installed on the side wall of the reflector, the sliding column is sleeved with the third sliding block, and the side walls at two ends of the third sliding block are respectively fixedly connected with the two scraping plates.

Preferably, the adjusting part comprises a second threaded rod and a second adjusting wheel, one end of the second threaded rod is vertically rotatably installed on the side wall of the reflector, the other end of the second threaded rod is fixedly connected with the second adjusting wheel through a through hole, and the through hole is formed in the wall of the micro-reflection treatment box top.

Preferably, the speculum top wall is close to the equipartition department and is equipped with the part that drips, the part that drips includes water tank, extrusion piece and a plurality of water pipe, and is a plurality of water pipe fixed mounting be in the water tank is close to diapire department, and parallels with the scraper blade, the fixed cover of extrusion piece is established at the second threaded rod and is close to top department, and contacts with the water tank lateral wall, the water tank is the design of elasticity material.

Preferably, every the equal fixed mounting in one side of scraper blade and the mutual contact of speculum mirror surface has the cotton, the cotton is detachable.

Compared with the prior art, the invention has the beneficial effects that:

1. make the removal subassembly to remove in first recess under the effect through driver part to the speculum of taking rather than being connected carries out the removal of equidirectional co-frequency, realizes adjusting the distance between speculum and the projecting apparatus according to the different conditions, thereby makes the more clear of formation of image, and the size just.

2. It removes of adjustment part control that the cooperation was used under the effect of clearance subassembly to make the scraper blade carry out the scraping clearance to the surface of speculum, make the cleaner of mirror surface clearance under the effect of cotton, can not finally ensure equipment formation of image back because of the dust on the mirror surface leads to some formation of image incomplete, it is better also to have ensured the definition of formation of image.

3. Under the use of the dripping component, when the scraping plate scrapes the mirror surface, a better cleaning effect is achieved, certain dust is prevented from being adhered to the mirror surface due to viscosity and tightly attached to the mirror surface and cannot be removed by the scraping plate, and the cleanness of the mirror surface is greatly improved.

Drawings

FIG. 1 is a schematic front perspective view of a MEMS micro-reflective processing device for volume holographic imaging according to the present invention;

FIG. 2 is a schematic side perspective view of a MEMS micro-reflective processing device for volume holographic imaging according to the present invention;

FIG. 3 is a schematic bottom perspective view of a MEMS micro-reflective processing device for volume holographic imaging according to the present invention;

FIG. 4 is a partially enlarged perspective view of A in FIG. 2;

FIG. 5 is a partially enlarged perspective view of B in FIG. 3;

fig. 6 is a partially enlarged perspective view of C in fig. 3.

In the figure: 1 micro-reflection processing box, 2 moving component, 21 first threaded rod, 22 first slide block, 3 driving component, 31 first gear, 32 second gear, 33 rotating rod, 34 first adjusting wheel, 4 limiting component, 41 sliding chute, 42 limiting rod, 43 fixing column, 5 cleaning component, 51 scraping plate, 52 second slide block, 6 supporting component, 61 third slide block, 62 sliding column, 7 adjusting component, 71 second threaded rod, 72 second adjusting wheel, 8 water dropping component, 81 water tank, 82 extruding block, 83 water pipe, 9 through hole, 10 projector, 11 reflector and 12 first groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-6, a processing apparatus for MEMS micro-reflection for volume holographic imaging, includes;

the micro-reflection processing box 1 is used for volume holographic imaging, the micro-reflection processing box 1 comprises a projector 10 and a reflector 11, the reflector 11 is installed inside the micro-reflection processing box 1, and a lens of the projector 10 faces the reflector 11, wherein the micro-reflection processing box 1 and the projector 10 are both in the prior art and can be purchased and used directly;

the moving component 2 is used for moving the reflector 11 in the horizontal direction, and is fixedly installed in the micro-reflection processing box 1 through a first groove 12 formed in the bottom wall of the micro-reflection processing box 1, and the moving component 2 comprises a first threaded rod 21 and a first sliding block 22.

First threaded rod 21 horizontal rotation installs the department of equalling divide in first recess 12 inside, and rotate through the control of drive unit 3, first slider 22 screw sleeve connects on first threaded rod 21, and first slider 22 upper surface passes through connecting rod and speculum 11 lower wall fixed connection, when first threaded rod 21 received drive unit 3's effort and takes place to rotate, the screw sleeve connects first slider 22 on first threaded rod 21 also takes place to rotate this moment, speculum 11 through connecting rod and first slider 22 fixed connection also moves thereupon this moment.

The driving part 3 comprises a first gear 31, a second gear 32 and a rotating rod 33, the first gear 31 is fixedly sleeved on the first threaded rod 21 near the side wall of the first groove 12, the rotating rod 33 is rotatably installed in the micro-reflection treatment box 1, one end of the rotating rod is fixedly sleeved with the second gear 32 in the first groove 12, the other end of the rotating rod penetrates through the side wall of the micro-reflection treatment box 1 and is fixedly connected with a first regulating wheel 34, the first gear 31 and the second gear 32 are in meshed connection, a user rotates the first regulating wheel 34, so that the rotating first regulating wheel 34 drives the rotating rod 33 fixedly connected with the rotating rod to rotate therewith, then the rotating rod drives the second gear 32 fixedly sleeved with the other end of the rotating rod to rotate in the same direction and at the same frequency, then the rotating second gear 32 drives the first gear 31 in meshed connection with the rotating rod to rotate, and finally the first gear 31 drives the first threaded rod 21 fixedly sleeved with the first gear 31 to rotate, so that the moving component 2 is acted.

The left side and the right side of the first sliding block 22 are limited by the limiting parts 4 to rotate in the vertical direction, each limiting part 4 comprises a sliding groove 41, a limiting rod 42 and a fixing column 43, the two sliding grooves 41 are arranged on the left side wall and the right side wall of the first groove 12 and are symmetrically arranged, the two fixing columns 43 are horizontally and fixedly arranged at equal division positions of the corresponding sliding grooves 41, one end of each limiting rod 42 is fixedly connected with the side wall of the first sliding block 22, the other end of each limiting rod is sleeved on the corresponding fixing column 43 in a sliding mode, the first sliding block 22 which rotates under the action of the first threaded rod 21 cannot rotate along with the first threaded rod 21 under the action of the limiting rods 42, at the moment, the first sliding block 21 can only move in the horizontal direction along the first threaded rod 21 under the action of force, the stressed limiting rods 42 move along the moving direction of the first sliding block 22 on the fixing columns 43 at the moment, and finally the reflecting mirror 11 moves in the horizontal direction.

Be equipped with clearance subassembly 5 on reflector 11 front and back lateral wall, clearance subassembly 5 includes two scraper blades 51 and second slider 52, the one end of two scraper blades 51 is fixed connection respectively on the both ends lateral wall of same second slider 52, and the other end passes through the support component 6 to be supported, second slider 52 passes through adjusting part 7 and moves in reflector 11 lateral wall vertical direction, when second slider 52 receives adjusting part 7's effect, and make second slider 52 take two scraper blades 51 rather than being connected to carry out reciprocating motion on the vertical direction under the cooperation of support component 6, thereby make scraper blade 51 carry out the mirror surface to reflector 11 and scrape the clearance.

The supporting part 6 comprises a third slider 61 and a sliding column 62, the sliding column 62 is vertically and fixedly installed on the side wall of the reflector 11, the third slider 61 is sleeved on the sliding column 62 in a sliding mode, the side walls at two ends of the third slider are respectively and fixedly connected with the two scraping plates 51, the acting force of the second slider 52 is transmitted to the third slider 61 through the scraping plates 51, so that the third slider 61 moves on the sliding column 62 along with the moving track of the second slider 52, under the action of the supporting part 6, on one hand, the supporting plate 51 is supported to perform scraping cleaning, a better cleaning effect can be achieved, on the other hand, the second slider 52 is limited to be incapable of moving along with the movement of the adjusting part 7 in the horizontal direction, and only the second slider can move in the vertical direction in a reciprocating mode.

The adjusting component 7 comprises a second threaded rod 71 and a second adjusting wheel 72, one end of the second threaded rod 71 is vertically and rotatably installed on the side wall of the reflector 11, the other end of the second threaded rod is fixedly connected with the second adjusting wheel 72 through a through hole 9, the through hole 9 is formed in the top wall of the micro-reflection processing box 1, when cleaning is needed, a user rotates the second adjusting wheel 72 at the moment, the second adjusting wheel 72 rotates with the second threaded rod 71 which is fixedly connected with the second adjusting wheel 72, and therefore the structure sleeved on the second threaded rod 71 is driven to move under the action of force.

The roof of speculum 11 is close to and equally divides the department and is equipped with the part 8 that drips, the part 8 that drips includes water tank 81, extrusion piece 82 and a plurality of water pipe 83, a plurality of water pipe 83 fixed mounting are close to diapire department at water tank 81, and parallel with scraper blade 51, the fixed cover of extrusion piece 82 is established at second threaded rod 71 and is close to top department, and contact with the water tank 81 lateral wall, water tank 81 is the design of elastic material, extrusion piece 82 that will take rather than fixed cup joint when second threaded rod 71 rotates also along with rotating, every process is when having elastic water tank 81 at this moment, extrusion piece 82 will extrude water tank 81, thereby make the water in the water tank 81 through pipe 83 drip on scraper blade 51, thereby make scraper blade 51 more obvious to the effect of the mirror surface clearance of speculum 11.

Every

scraper blade

51 and 11 mirror surface of speculum mutual contact's the equal fixed mounting in one side have the cotton, and the cotton is removable, and scraper blade 51 port department is equipped with the cotton and plays the guard action to speculum 11 in the one side, prevents that scraper blade 51 hardness from damaging the mirror surface too greatly and scraping the mirror surface flower, and on the other hand can effectually play the absorption to the water droplet, improves the effect to mirror surface clearance.

In the invention, when the distance between the reflector 11 needs to be adjusted, firstly, a user adjusts the first adjusting wheel 34 to rotate, so that the first threaded rod 21 in the moving assembly 2 is rotated under the action of the rotating rod 33, the second gear 32 and the first gear 31, at the moment, the first slider 22 which is in threaded sleeve connection with the first threaded rod 21 also rotates, and meanwhile, the first slider 22 is moved in the horizontal direction under the action of the limiting component 4, so that the distance between the reflector 11 and the projector 10 is adjusted according to the specific requirements of the user, and the phenomenon that imaging blurring or an image is too large or too small due to the fixation of the position of the reflector 11 is avoided.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. A processing apparatus for MEMS micro-reflection for volume holographic imaging, comprising;

a micro-reflection processing box (1), wherein the micro-reflection processing box (1) is used for volume holographic imaging, the micro-reflection processing box (1) comprises a projector (10) and a reflector (11), the reflector (11) is installed inside the micro-reflection processing box (1), and the lens of the projector (10) faces to the reflector (11);

the moving assembly (2) is used for moving the reflector (11) in the horizontal direction, a first groove (12) formed in the bottom wall of the micro-reflection processing box (1) is fixedly installed in the micro-reflection processing box (1), and the moving assembly (2) comprises a first threaded rod (21) and a first sliding block (22).

2. The MEMS micro-reflection processing device for volume holographic imaging according to claim 1, wherein the first threaded rod (21) is horizontally and rotatably installed at the equal division position inside the first groove (12) and is controlled to rotate by the driving part (3), the first sliding block (22) is sleeved on the first threaded rod (21) in a threaded manner, and the upper surface of the first sliding block (22) is fixedly connected with the lower wall of the reflector (11) through a connecting rod.

3. The MEMS micro-reflection processing device for volume holographic imaging according to claim 2, wherein the driving member (3) comprises a first gear (31), a second gear (32) and a rotating rod (33), the first gear (31) is fixedly sleeved on the first threaded rod (21) near the side wall of the first groove (12), the rotating rod (33) is rotatably installed in the micro-reflection processing box (1), one end of the rotating rod is fixedly sleeved with the second gear (32) in the first groove (12), the other end of the rotating rod penetrates through the side wall of the micro-reflection processing box (1) to be fixedly connected with the first adjusting wheel (34), and the first gear (31) and the second gear (32) are in meshed connection.

4. The MEMS micro-reflection processing device for volume holographic imaging according to claim 3, wherein the left and right sides of the first sliding block (22) are limited to rotate in the vertical direction by limiting parts (4), each limiting part (4) comprises a sliding slot (41), a limiting rod (42) and a fixed column (43), the two sliding slots (41) are arranged on the left and right side walls of the first groove (12) and are symmetrical to each other, the two fixed columns (43) are horizontally and fixedly installed at the equal division positions of the corresponding sliding slots (41), one end of each limiting rod (42) is fixedly connected with the side wall of the first sliding block (22), and the other end of each limiting rod is slidably sleeved on the corresponding fixed column (43).

5. The MEMS micro-reflection processing device for volume holographic imaging according to claim 1, wherein the front and back side walls of the reflector (11) are provided with cleaning components (5), the cleaning components (5) comprise two scrapers (51) and a second slider (52), one end of each of the two scrapers (51) is fixedly connected to the side wall of the two ends of the same second slider (52), the other end of each scraper is supported by a supporting member (6), and the second slider (52) moves in the vertical direction of the side wall of the reflector (11) through an adjusting member (7).

6. The MEMS micro-reflection processing device for volume holographic imaging according to claim 5, wherein the supporting component (6) comprises a third slider (61) and a sliding column (62), the sliding column (62) is vertically and fixedly installed on the side wall of the reflector (11), the third slider (61) is slidably sleeved on the sliding column (62), and the side walls at two ends are respectively and fixedly connected with the two scrapers (51).

7. The MEMS micro-reflection processing device for volume holographic imaging according to claim 5, wherein the adjusting component (7) comprises a second threaded rod (71) and a second adjusting wheel (72), one end of the second threaded rod (71) is vertically and rotatably installed on the side wall of the reflector (11), and the other end of the second threaded rod is fixedly connected with the second adjusting wheel (72) through a through hole (9), and the through hole (9) is opened on the top wall of the micro-reflection processing box (1).

8. The device for processing MEMS micro-reflection for volume holographic imaging according to claim 7, wherein a water dropping component (8) is disposed on the top wall of said reflector (11) near the equal division portion, said water dropping component (8) comprises a water tank (81), an extrusion block (82) and a plurality of water pipes (83), said plurality of water pipes (83) are fixedly installed on the bottom wall of said water tank (81) and parallel to said scraper (51), said extrusion block (82) is fixedly sleeved on the second threaded rod (71) near the top and contacts with the side wall of said water tank (81), and said water tank (81) is designed to be elastic.

9. The MEMS micro-reflection processing device for volume holographic imaging according to claim 6, wherein a cotton cloth is fixedly installed on the surface of each scraper (51) contacted with the mirror surface of the reflector (11), and the cotton cloth is detachable.