CN113441780A - Micro-nano structure diffuser plate positioning and processing device with combined surface and spherical surface - Google Patents
Micro-nano structure diffuser plate positioning and processing device with combined surface and spherical surface Download PDFInfo
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- CN113441780A CN113441780A CN202110508958.1A CN202110508958A CN113441780A CN 113441780 A CN113441780 A CN 113441780A CN 202110508958 A CN202110508958 A CN 202110508958A CN 113441780 A CN113441780 A CN 113441780A
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- 238000012545 processing Methods 0.000 title claims abstract description 39
- 239000002086 nanomaterial Substances 0.000 title claims abstract description 14
- 238000005520 cutting process Methods 0.000 claims abstract description 58
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 239000000463 material Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000006229 carbon black Substances 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 claims 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 238000009792 diffusion process Methods 0.000 abstract description 26
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 6
- 238000001179 sorption measurement Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 241001465382 Physalis alkekengi Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- 238000005286 illumination Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D19/00—Shearing machines or shearing devices cutting by rotary discs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
- B23D33/02—Arrangements for holding, guiding, and/or feeding work during the operation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
- B23Q11/005—Devices for removing chips by blowing
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Abstract
The invention discloses a micro-nano structure diffusion plate positioning processing device with a combined surface and a spherical point surface, and particularly relates to the technical field of diffusion plate production, wherein the device comprises a processing table, a lifting air rod is arranged at the top of the processing table, a positioning mechanism is arranged at the top of the lifting air rod, and a cutting mechanism is arranged on one side of the positioning mechanism; the positioning mechanism comprises a positioning plate connected with the output shaft of the lifting air rod, and the outer side wall of the positioning plate is provided with a clamping mechanism; the clamping mechanism comprises a clamping rod, and one end of the clamping rod penetrates through the positioning plate and is in sliding connection with the positioning plate. According to the invention, the positioning mechanism is arranged, and the clamping rods are synchronously far away from or close to the positioning plate, so that the clamping blocks apply horizontal clamping force to the diffusion plate for fixing, and the diffusion plate can be positioned in the clamping process, so that the final position of the diffusion plate is matched with the set position, and the accurate positioning of the diffusion plate is realized.
Description
Technical Field
The invention relates to the technical field of diffuser plate production, in particular to a micro-nano structure diffuser plate positioning and processing device with a combined surface and a spherical surface.
Background
The diffuser plate can cause very big interference to light, no matter how many degrees of the grading curve of original design, as long as it can make the beam angle become 160~176 through the diffuser plate, the bigger the beam angle illumination is lower, so the base material of diffuser plate should select the material that the refracting index is lower, the interference to light will be lower, mainly used various LED lamps and lanterns, along with economic continuous development, people are also bigger and bigger to the demand of LED diffuser plate, the LED diffuser plate need use positioner in the production process to fix a position the back and cut.
Because the diffuser plate is lifted to or mechanical equipment is transported to the processing bench through the manual work, its position corresponds with the position of settlement when consequently can not be fine assurance diffuser plate moves the processing bench, that is to say the position of diffuser plate can the skew appear unavoidably, if directly carry out the processing cutting, then can lead to the diffuser plate of cutting to appear the deviation on the size to influence the quality of product.
Disclosure of Invention
In order to overcome the above defects in the prior art, embodiments of the present invention provide a positioning and processing device for a micro-nano structured diffuser plate with a combined surface and a spherical surface, and the technical problems to be solved by the present invention are: it cannot be well ensured that the diffuser plate is positioned corresponding to the set position when it is moved onto the processing table, i.e. the diffuser plate is inevitably displaced.
In order to achieve the purpose, the invention provides the following technical scheme: a micro-nano structure diffusion plate positioning and processing device with a combined surface and a spherical surface comprises a processing table, wherein a lifting air rod is arranged at the top of the processing table, a positioning mechanism is arranged at the top of the lifting air rod, and a cutting mechanism is arranged on one side of the positioning mechanism;
the positioning mechanism comprises a positioning plate connected with the output shaft of the lifting air rod, and the outer side wall of the positioning plate is provided with a clamping mechanism;
the clamping mechanism comprises a clamping rod, one end of the clamping rod penetrates through the positioning plate and is in sliding connection with the positioning plate, a clamping block is fixedly arranged on the part, extending out of the positioning plate, of the clamping rod, the top of the clamping block is vertically in sliding connection with the clamping rod, a first electric push rod fixedly connected with the clamping rod is arranged at the bottom of the clamping block, and a clamping rod sliding power mechanism is driven inside the positioning plate;
the power mechanism comprises a screw rod in threaded connection with the clamping rod, a worm wheel is arranged in the middle of the screw rod, a worm is meshed at the bottom of the worm wheel, one end of the worm is in transmission connection with a speed reduction motor, and a scanning mechanism is arranged above the positioning mechanism.
In a preferred embodiment, the scanning mechanism comprises a top plate, a fixing rod is arranged below the top plate, laser heads are distributed on the inner wall of the fixing rod at intervals, an adsorption rod horizontally corresponding to the laser heads is arranged on the top plate, and carbon black is sprayed on the surface of the adsorption rod.
In a preferred embodiment, the fixing rod is provided in an L-shape in cross section, and the top plate is connected to the processing table.
In a preferred embodiment, the cutting mechanism includes a sliding block, the processing table is provided with a sliding groove for accommodating the sliding block to slide, and the sliding block is provided with a butterfly bolt.
In a preferred embodiment, the cutting mechanism further comprises a column located above the sliding block, a slot is formed in the column, a cutting arm is connected to the slot in a sliding manner, a cutting wheel is arranged at one end, close to the positioning plate, of the cutting arm, and a second electric push rod is arranged at one end, far away from the cutting wheel, of the cutting arm.
In a preferred embodiment, the stand top is equipped with the receiver, one side sliding connection that the receiver is close to the locating plate has the scale, sliding connection has the location sign on the scale, the one end that the cutting arm is close to the scale is equipped with the scale rod.
In a preferred embodiment, the bottom of the top plate is provided with a plurality of air holes, and the top of the top plate is provided with an air pump which is communicated with the air holes through air pipes.
In a preferred embodiment, the clamping blocks and the clamping rods are each bonded with a buffer layer on opposite sides, and the buffer layers are made of rubber materials.
The invention has the technical effects and advantages that:
1. the invention not only enables the clamping block to apply horizontal clamping force to the diffusion plate for fixing by arranging the positioning mechanism and enabling the clamping rod to be synchronously far away from or close to the positioning plate, and the diffuser plate can be positioned in the clamping process, so that the final position of the diffuser plate is matched with the set position, the accurate positioning of the diffuser plate is realized, the clamping rod applies force in the vertical direction to the diffuser plate, the stability in subsequent diffuser plate processing is ensured, the device can be adapted to position different diffuser plates with different shapes, sizes and the like, the applicability is wide, the laser emitted by the laser head forms a matrix diagram above the diffuser plate, thereby dividing the diffusion plate into a plurality of rectangular modules, conveniently improving the accuracy of subsequent processing and cutting, compared with the prior art, the invention solves the problem that the position of the diffusion plate corresponds to the set position when the diffusion plate moves onto the processing table;
2. according to the invention, the sliding block is arranged, the sliding block can slide along the direction of the sliding groove, the cutting wheel is arranged above the sliding block, so that the working range of the cutting wheel is improved, the cutting efficiency is improved, the scale can be compared with a matrix diagram through a scale, the cutting accuracy is ensured, the cutting size is determined through the matching use of the scale and the positioning mark, the quality of a product after cutting is ensured, the air flow distributed by the air hole can blow away scraps generated during cutting, the subsequent cutting is ensured to be prevented from being influenced by the accumulation of the scraps, the damage of the diffusion plate due to overlarge stress can be avoided through the buffer layer, and the integrity of the diffusion plate is ensured.
Drawings
Fig. 1 is a perspective view of the overall structure of the present invention.
FIG. 2 is a sectional view of the positioning plate and screw structure of the present invention.
Fig. 3 is a front view of the overall structure of the present invention.
FIG. 4 is an enlarged view of the portion A of FIG. 3 according to the present invention.
The reference signs are: 1. a processing table; 2. lifting the air rod; 3. positioning a plate; 4. a clamping rod; 5. a clamping block; 6. a clamping lever; 7. a first electric push rod; 8. a screw; 9. a worm gear; 10. a worm; 11. a reduction motor; 12. a top plate; 13. fixing the rod; 14. a laser head; 15. a slider; 16. a chute; 17. a butterfly bolt; 18. a cutting arm; 19. a graduated scale; 20. positioning the mark; 21. a graduated rod; 22. air holes; 23. a buffer layer.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a micro-nano structure diffusion plate positioning and processing device with a combined surface and a spherical point surface, which comprises a processing table 1, wherein a lifting air rod 2 is arranged at the top of the processing table 1, a positioning mechanism is arranged at the top of the lifting air rod, and a cutting mechanism is arranged on one side of the positioning mechanism;
the positioning mechanism comprises a positioning plate 3 connected with the output shaft of the lifting air rod 2, and the outer side wall of the positioning plate 3 is provided with a clamping mechanism;
the clamping mechanism comprises a clamping rod 4, one end of the clamping rod 4 penetrates through the positioning plate 3 and is in sliding connection with the positioning plate 3, a clamping block 5 is fixedly arranged on the part, extending out of the positioning plate 3, of the clamping rod 4, the top of the clamping block 5 is vertically in sliding connection with a clamping rod 6, a first electric push rod 7 fixedly connected with the clamping rod 6 is arranged at the bottom of the clamping block 5, and a sliding power mechanism of the clamping rod 6 is driven inside the positioning plate 3;
power unit is including the screw rod 8 with 4 threaded connection of supporting rod, 8 middle parts of screw rod are equipped with worm wheel 9, the meshing of worm wheel 9 bottom has worm 10, the transmission of 10 one ends of worm is connected with gear motor 11, the positioning mechanism top is equipped with scanning mechanism, accuracy nature when further promoting the cutting.
Scanning mechanism is including roof 12, roof 12 below is equipped with dead lever 13, 13 inner wall interval distributions of dead lever have laser head 14, be equipped with the adsorption rod that corresponds with the 14 levels of laser head on the roof 12, the surface spraying of adsorption rod has the carbon black, 13 cross sectional shape of dead lever sets up to L shape, roof 12 is connected with processing platform 1, guarantees stability in use.
As shown in fig. 1 to 4, the embodiment specifically is: when the device is used, a diffusion plate is lifted manually or conveyed to a processing table 1 by mechanical equipment, an output shaft of a speed reducing motor 11 is connected with a worm 10, so that the worm 10 is driven to rotate, the worm 10 is meshed with a worm wheel 9, so that the worm wheel 9 is driven to rotate, the worm wheel 9 is fixedly connected with a screw 8, so that the screw 8 is driven to synchronously rotate, the screw 8 is in threaded connection with clamping rods 4, so that a plurality of clamping rods 4 can be pushed to synchronously move away from a positioning plate 3 or approach to the positioning plate 3, clamping blocks 5 are fixedly connected to the clamping rods 4, not only can the clamping blocks 5 apply horizontal clamping force to the diffusion plate for fixing, but also can position the diffusion plate in the clamping process, the final position of the diffusion plate is matched with the set position, the accurate positioning of the diffusion plate is realized, the subsequent cutting is convenient, the output shaft of a first electric push rod 7 is fixedly connected with the clamping rods 6, and can clamp the driving rods 6 to vertically move downwards, until pressing from both sides tight pole 6 and diffusion plate top and pasting, press from both sides tight pole 6 and exert the power of vertical direction to the diffuser plate, finally firmly fix the diffuser plate, guarantee the stability of follow-up diffuser plate during processing, the laser that laser head 14 sent can constitute the matrix diagram above the diffuser plate to cut apart into a plurality of rectangle module with the diffuser plate, conveniently improve the accurate nature of follow-up processing cutting.
The cutting mechanism comprises a sliding block 15, a sliding groove 16 for accommodating the sliding block 15 is formed in the processing table 1, a butterfly bolt 17 is arranged on the sliding block 15, an upright column is arranged above the sliding block 15, a groove is formed in the upright column, a cutting arm 18 is connected in the groove in a sliding manner, a cutting wheel is arranged at one end, close to the positioning plate 3, of the cutting arm 18, a second electric push rod is arranged at one end, away from the cutting wheel, of the cutting arm 18, a storage box is arranged at the top of the upright column, a graduated scale 19 is connected to one side, close to the positioning plate 3, of the storage box in a sliding manner, a positioning mark 20 is connected on the graduated scale 19 in a sliding manner, a graduated rod 21 is arranged at one end, close to the graduated scale 19, of the cutting arm 18, a plurality of air holes 22 are formed in the bottom of the top plate 12, an air pump is arranged at the top of the top plate 12, and is communicated with the air holes 22 through an air pipe, buffer layers 23 are bonded on the opposite surfaces of the clamping blocks 5 and the clamping rods 6, and the buffer layers 23 are made of rubber materials, so that the diffusion plate and the buffer layers can be prevented from being damaged due to overlarge stress.
As shown in fig. 1 and 3, the embodiment specifically includes: during the use, promote slider 15, slider 15 can slide along 16 directions of spout, the cutting wheel is installed to slider 15 top, thereby improve the working range of cutting wheel, promote cutting efficiency, can fix slider 15 through butterfly bolt 17, thereby guarantee the stable work of cutting wheel, when cutting the diffuser plate, can compare with the matrix diagram through scale 19, guarantee the accuracy nature of cutting, use through scale 19 and location sign 20's cooperation, thereby confirm the size of cutting, guarantee the quality of product after the cutting, can carry compressed gas in gas pocket 22 through the air pump, the sweeps that the air current that gas pocket 22 joined in marriage produced when will cutting are blown away, guarantee to avoid the sweeps to pile up the follow-up cutting of influence, can avoid damaging because of the atress is too big with the diffuser plate through buffer layer 23.
The working principle of the invention is as follows:
referring to the attached drawings 1-4 of the specification, a plurality of clamping rods 4 are synchronously far away from a positioning plate 3 or close to the positioning plate 3, clamping blocks 5 are fixedly connected to the clamping rods 4, the clamping blocks 5 apply horizontal clamping force to the diffusion plate for fixing, the diffusion plate can be positioned in the clamping process, an output shaft of a first electric push rod 7 is fixedly connected with the clamping rods 6, the clamping rods 6 can be driven to vertically move downwards until the clamping rods 6 are attached to the top of the diffusion plate, and laser emitted by a laser head 14 forms a matrix diagram above the diffusion plate, so that the diffusion plate is divided into a plurality of rectangular modules;
referring to specification attached figure 1 and fig. 3, slider 15 can slide along spout 16 directions, and the cutting wheel is installed to slider 15 top to improve the working range of cutting wheel, promote cutting efficiency, can compare with the matrix diagram through scale 19, guarantee the accuracy nature of cutting, use through the cooperation of scale 19 and location sign 20, thereby confirm the size of cutting, can carry compressed gas to the gas pocket 22 through the air pump in, the air current that gas pocket 22 allocated can blow away the sweeps that produces when cutting.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (8)
1. The utility model provides a micro-nano structure diffuser plate location processingequipment of combined surface plus sphere face, includes processing platform (1), its characterized in that: the top of the processing table (1) is provided with a lifting air rod (2), the top of the lifting air rod is provided with a positioning mechanism, and one side of the positioning mechanism is provided with a cutting mechanism;
the positioning mechanism comprises a positioning plate (3) connected with an output shaft of the lifting air rod (2), and a clamping mechanism is arranged on the outer side wall of the positioning plate (3);
the clamping mechanism comprises a clamping rod (4), one end of the clamping rod (4) penetrates through the positioning plate (3) and is in sliding connection with the positioning plate (3), a clamping block (5) is fixedly arranged on a part, extending out of the positioning plate (3), of the clamping rod (4), the top of the clamping block (5) is vertically in sliding connection with a clamping rod (6), a first electric push rod (7) fixedly connected with the clamping rod (6) is arranged at the bottom of the clamping block (5), and a sliding power mechanism of the clamping rod (6) is driven inside the positioning plate (3);
the power mechanism comprises a screw rod (8) in threaded connection with the clamping rods (4), a worm wheel (9) is arranged in the middle of the screw rod (8), a worm (10) is meshed at the bottom of the worm wheel (9), one end of the worm (10) is in transmission connection with a speed reduction motor (11), and a scanning mechanism is arranged above the positioning mechanism.
2. The micro-nano structure diffuser plate positioning and processing device of combined surface plus spherical surface according to claim 2, characterized in that: scanning mechanism is including roof (12), roof (12) below is equipped with dead lever (13), dead lever (13) inner wall interval distribution has laser head (14), be equipped with the absorption pole that corresponds with laser head (14) level on roof (12), absorption pole surface coating has the carbon black.
3. The micro-nano structure diffuser plate positioning and processing device of combined surface plus spherical surface according to claim 2, characterized in that: the cross section of the fixing rod (13) is L-shaped, and the top plate (12) is connected with the processing table (1).
4. The micro-nano structure diffuser plate positioning and processing device of combined surface plus spherical surface according to claim 1, characterized in that: the cutting mechanism comprises a sliding block (15), a sliding groove (16) for accommodating the sliding block (15) is formed in the processing table (1), and a butterfly bolt (17) is arranged on the sliding block (15).
5. The micro-nano structure diffuser plate positioning and processing device of combined surface plus spherical surface according to claim 4, characterized in that: the cutting mechanism is characterized by further comprising an upright column located above the sliding block (15), a groove is formed in the upright column, a cutting arm (18) is connected to the groove in a sliding mode, a cutting wheel is arranged at one end, close to the positioning plate (3), of the cutting arm (18), and a second electric push rod is arranged at one end, far away from the cutting wheel, of the cutting arm (18).
6. The micro-nano structure diffuser plate positioning and processing device of combined surface plus spherical surface according to claim 5, characterized in that: the stand top is equipped with the receiver, one side sliding connection that the receiver is close to locating plate (3) has scale (19), sliding connection has location sign (20) on scale (19), the one end that cutting arm (18) are close to scale (19) is equipped with scale rod (21).
7. The micro-nano structure diffuser plate positioning and processing device of combined surface plus spherical surface according to claim 2, characterized in that: the air pump is characterized in that a plurality of air holes (22) are formed in the bottom of the top plate (12), an air pump is arranged at the top of the top plate (12), and the air pump is communicated with the air holes (22) through air pipes.
8. The micro-nano structure diffuser plate positioning and processing device of combined surface plus spherical surface according to claim 1, characterized in that: buffer layers (23) are bonded to the opposite surfaces of the clamping blocks (5) and the clamping rods (6), and the buffer layers (23) are made of rubber materials.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110508958.1A CN113441780A (en) | 2021-05-11 | 2021-05-11 | Micro-nano structure diffuser plate positioning and processing device with combined surface and spherical surface |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110508958.1A CN113441780A (en) | 2021-05-11 | 2021-05-11 | Micro-nano structure diffuser plate positioning and processing device with combined surface and spherical surface |
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| CN106041315A (en) * | 2016-07-29 | 2016-10-26 | 合肥泰沃达智能装备有限公司 | Equipment for precisely carving light guide plate by using laser |
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| CN207239327U (en) * | 2017-09-28 | 2018-04-17 | 成都安迪星宇电子科技有限公司 | A kind of cutter device in satellite antenna panel processing |
| CN207239746U (en) * | 2017-09-28 | 2018-04-17 | 成都安迪星宇电子科技有限公司 | A kind of satellite antenna panel positioning fixture |
| CN107953035A (en) * | 2017-10-26 | 2018-04-24 | 青岛骐骥光电科技有限公司 | A kind of light guide plate laser carries the device of effect |
| CN209342956U (en) * | 2018-01-31 | 2019-09-03 | 佛山市顺德区德联邦盛光电科技有限公司 | A kind of micro nano structure diffuser plate in combinatorial surface ball adding point face |
| CN108544109A (en) * | 2018-04-11 | 2018-09-18 | 合肥泰沃达智能装备有限公司 | A kind of laser processing light guide plate protrusion site method |
| CN109465991A (en) * | 2018-11-06 | 2019-03-15 | 靖江市永盛光电科技有限公司 | A kind of site processing technology of vehicle-mounted diffuser plate |
| CN110919409A (en) * | 2019-12-04 | 2020-03-27 | 东台东之达电子有限公司 | General type CNC precision finishing tool base |
| CN212419894U (en) * | 2020-04-17 | 2021-01-29 | 昆山富维金属制品有限公司 | Positioning and measuring mechanism for cutting hardware plate |
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Application publication date: 20210928 |