Rectangular unidirectional edge grinding device for polaroid

Abstract

The utility model discloses a polaroid rectangular one-way edge grinding device, belongs to the technical field of polaroids, and aims to solve the problems that chippings cannot be cleaned and the rotation angle accuracy is not high. The polaroid rectangular one-way edge grinding device comprises a box body, a bottom plate is fixedly connected to the bottom in the box body, a box door is hinged to the front side of the box body through a hinge, and a rotating mechanism is arranged at the bottom in the box body; a dust collection mechanism is fixedly connected to the position, above the rotating mechanism, of the top in the box body, a second electric telescopic rod is fixedly installed at the bottom in the box body, the end of the second electric telescopic rod is fixedly connected with a mounting frame, a sliding groove is formed in the position, corresponding to the surface of the inner wall of the box body, of the mounting frame, and a motor is fixedly installed in the mounting frame; the output end of the motor is fixedly connected with an edge grinding roller; according to the polaroid polishing machine, through the arranged dust collection mechanism, chippings can be rapidly adsorbed and cleaned when a polaroid is polished, the situation that the polishing work is affected by accumulation of the chippings is avoided, and therefore the safety of the polishing work is improved, and the polishing quality is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of polarizing films, and in particular relates to a rectangular unidirectional edge grinding device for polarizing films. Background Art

[0002] The full name of polarizer is polarizing film. Polarizer is one of the three key components of liquid crystal display (LCD). It is a composite material made by stretching polyvinyl alcohol film (PVA) and compounding it with triacetyl cellulose film (TAC). It can achieve high brightness and high contrast characteristics of liquid crystal display. At present, for the edge grinding of polarizer, multiple polarizers are usually stacked together first, and a single edge of a pile of polarizers is processed at a time. The feed width of the grinding process is generally not more than 1mm.

[0003] The prior art discloses a polarizer edge grinding device with patent announcement number CN214979871U, which includes a base, a support frame fixedly connected to the upper surface of the base, a clamping mechanism located on the base and used to clamp and fix the polarizer, a grinding mechanism for edge grinding the polarizer, a mounting groove located on the lower surface of the base and opening downward, and a moving mechanism fixedly connected to the mounting groove. The beneficial effects of the embodiments of the utility model are as follows: the setting of the clamping mechanism of the utility model is convenient for fixing and positioning the polarizer to be polished, the setting of the polishing mechanism is convenient for polishing the fixed polarizer, so as to obtain a polarizer that meets the requirements, the setting of the moving mechanism is convenient for moving the device, and after moving to a suitable position, the roller retracts, so that the base can be stabilized and no longer move, thereby ensuring the convenience of moving the device and the stability of the device after moving. However, the following deficiencies still exist in actual use: From a practical point of view, the patent cannot clean up the polishing debris in time when polishing the polarizer, and the accumulation of debris can easily affect the polishing work and cause polishing failures. At the same time, its rotation method cannot effectively rotate the angle, and it is easy to have low rotation accuracy, affecting the polishing efficiency.

[0004] Therefore, a polarizer rectangular unidirectional edge grinding device is needed to solve the problems in the prior art of being unable to clean up debris and having low rotation angle accuracy. Utility Model Content

[0005] The utility model aims to provide a polarizer rectangular unidirectional edge grinding device to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rectangular unidirectional edge grinding device for a polarizer, comprising a box body, a bottom plate fixedly connected to the bottom of the box body, a box door hinged on the front side of the box body through a hinge, a rotating mechanism is provided at the bottom of the box body, a dust suction mechanism is fixedly connected to the top of the box body above the rotating mechanism, a second electric telescopic rod is fixedly installed at the bottom of the box body, the end of the second electric telescopic rod is fixedly connected to a mounting frame, a slide groove is provided on the mounting frame corresponding to the inner wall surface of the box body, a motor is fixedly installed in the mounting frame, and an edge grinding roller is fixedly connected to the output end of the motor.

[0007] It should be noted in the scheme that four mounting frames are provided, and two groups of four mounting frames are provided in a group of two. The two groups of mounting frames are symmetrically arranged in the box body, and the two mounting frames in each group are symmetrically arranged in the box body up and down, and slide in the box body through the slide groove, the two ends of the edge grinding roller rotate on the mounting frame, the motor is fixedly installed in the mounting frame at the bottom of the box body, and two second electric telescopic rods are provided, and the two second electric telescopic rods are symmetrically arranged on both sides of the bottom of the box body and connected to the mounting frame.

[0008] It is further worth explaining that the dust suction mechanism includes a cleaning frame, which is fixedly connected to the top of the box body, and a dustproof net is arranged on the top of the cleaning frame, and a plurality of pins are threadedly connected to the dustproof net, and the dustproof net is fixedly installed on the cleaning frame through the pins, and a mounting seat is fixedly connected to the box body below the cleaning frame, and a fan is fixedly installed in the cleaning frame on the top of the mounting seat, and a sealing cylinder is fixedly connected to the inside of the box body below the mounting seat, and a sliding cylinder is slidably connected in the sealing cylinder, and a pressure plate is fixedly connected to the bottom of the sliding cylinder, and an air duct is opened in the sliding cylinder, and a hydraulic telescopic rod is fixedly connected to the top of the sliding cylinder, and the air duct is connected to a chamber arranged in the sealing cylinder.

[0009] It should be further explained that a plurality of through holes are provided on the pressing plate, and a sealing layer is provided between the sliding cylinder and the sealing cylinder.

[0010] As a preferred embodiment, the rotating mechanism includes a fixed frame, which is fixedly connected to the box body and fixedly installed on the rear side of the top of the base plate, a first electric telescopic rod is fixedly installed in the fixed frame, a connecting plate is fixedly connected to the end of the first electric telescopic rod, a slider is fixedly connected to the front side of the connecting plate, a rack is fixedly connected to the front side of the slider, a gear is meshed with the front side of the rack, a rotating shaft is fixedly connected through the middle of the gear, a bearing seat is rotatably installed on the bottom end of the rotating shaft and fixedly installed on the top of the base plate, and a placement table is fixedly connected to the top of the rotating shaft.

[0011] As a preferred implementation, the sliding block is provided with a matching limiting groove at the front side of the fixed frame, and the placing platform is arranged directly below the pressing plate.

[0012] Compared with the prior art, the utility model provides a polarizer rectangular unidirectional edge grinding device, which has at least the following beneficial effects:

[0013] (1) The dust suction mechanism can quickly absorb and clean the debris when polishing the polarizer, avoiding the accumulation of debris that affects the polishing work, thereby improving the safety of the polishing work and ensuring the polishing quality.

[0014] (2) Through the provided rotating mechanism, a certain angle can be accurately rotated, which is convenient for grinding work, improves the accuracy of grinding work, and thus improves grinding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the internal cutaway structure of the utility model;

[0017] Figure 3 for Figure 2 The enlarged structural diagram at A in the middle;

[0018] Figure 4 It is a schematic diagram of the disassembled structure of the rotating mechanism of the utility model.

[0019] In the figure: 1. box body; 2. bottom plate; 3. box door; 4. dust suction mechanism; 401. cleaning frame; 402. dust screen; 403. pin shaft; 404. fan; 405. mounting seat; 406. hydraulic telescopic rod; 407. chamber; 408. sealing cylinder; 409. sliding cylinder; 4010. pressing plate; 4011. air duct; 5. mounting frame; 501. motor; 502. edge grinding roller; 503. slide groove; 6. rotating mechanism; 601. fixed frame; 602. first electric telescopic rod; 603. connecting plate; 604. slider; 605. rack; 606. gear; 607. rotating shaft; 608. bearing seat; 609. placing table; 7. second electric telescopic rod. DETAILED DESCRIPTION

[0020] The present invention will be further described below in conjunction with the embodiments.

[0021] See also Figure 1-4The utility model provides a rectangular unidirectional edge grinding device for a polarizer, comprising a box body 1, a bottom plate 2 is fixedly connected to the bottom of the box body 1, a box door 3 is hinged on the front side of the box body 1 through a hinge, a rotating mechanism 6 is arranged at the bottom of the box body 1, a dust collecting mechanism 4 is fixedly connected to the top of the box body 1 above the rotating mechanism 6, a second electric telescopic rod 7 is fixedly installed at the bottom of the box body 1, an end of the second electric telescopic rod 7 is fixedly connected to a mounting frame 5, a sliding groove 503 is provided on the inner wall surface of the box body 1 corresponding to the mounting frame 5, a motor 501 is fixedly installed in the mounting frame 5, and an edge grinding roller 502 is fixedly connected to the output end of the motor 501.

[0022] The dust collecting mechanism 4 facilitates the cleaning of debris to avoid affecting the grinding work and improve the grinding quality. The rotating mechanism 6 facilitates the rotation of the polarizer to facilitate the grinding of the other side and improve the grinding efficiency.

[0023] Further Figure 1 and Figure 2 As shown, it is worth specifically explaining that four mounting frames 5 are provided, and two groups of four mounting frames 5 are provided in a group of two. The two groups of mounting frames 5 are symmetrically arranged in the box body 1, and the two mounting frames 5 in each group are symmetrically arranged in the box body 1 up and down, and slide in the box body 1 through the slide groove 503, and the two ends of the edge grinding roller 502 rotate on the mounting frame 5, and the motor 501 is fixedly installed in the mounting frame 5 at the bottom of the box body 1. There are two second electric telescopic rods 7, and the two second electric telescopic rods 7 are symmetrically arranged on both sides of the bottom of the box body 1 and connected to the mounting frame 5.

[0024] Further Figure 1 , Figure 2 and Figure 3 As shown, it is worth specifically explaining that the dust collection mechanism 4 includes a cleaning frame 401, the cleaning frame 401 is fixedly connected to the top of the box body 1, a dust screen 402 is arranged on the top of the cleaning frame 401, a plurality of pins 403 are threadedly connected to the dust screen 402, the dust screen 402 is fixedly installed on the cleaning frame 401 through the pins 403, a mounting seat 405 is fixedly connected to the box body 1 below the cleaning frame 401, a fan 404 is fixedly installed on the top of the mounting seat 405 in the cleaning frame 401, and the mounting seat A sealing cylinder 408 is fixedly connected to the inside of the box body 1 below 405, a sliding cylinder 409 is slidably connected to the sealing cylinder 408, a pressure plate 4010 is fixedly connected to the bottom of the sliding cylinder 409, an air duct 4011 is opened in the sliding cylinder 409, a hydraulic telescopic rod 406 is fixedly connected to the top of the sliding cylinder 409, the air duct 4011 is connected to the chamber 407 in the sealing cylinder 408, a plurality of through holes are opened on the pressure plate 4010, and a sealing layer is provided between the sliding cylinder 409 and the sealing cylinder 408.

[0025] The operation of the hydraulic telescopic rod 406 pushes the sliding cylinder 409 to slide in the sealing cylinder 408, and the polarizer is clamped by the pressing plate 4010 to be fixed. At this time, the motor 501 is used to drive the edge grinding roller 502 to rotate, and the second electric telescopic rod 7 is used to push the edge grinding roller 502 close to the polarizer to grind it. The grinding debris is driven by the fan 404 to make the air flow enter through the through hole of the pressing plate 4010, flow in the air duct 4011 and be blown out of the dustproof net 402, forming a pressure difference, so that the debris is adsorbed into the cleaning frame 401 by the air flow to prevent the accumulation of debris from affecting the grinding.

[0026] According to the above working process, it can be known that the dust suction mechanism 4 can quickly absorb and clean the debris when polishing the polarizer, avoiding the accumulation of debris affecting the polishing work, thereby improving the safety of the polishing work and ensuring the polishing quality.

[0027] Further Figure 1 , Figure 2 and Figure 4 As shown, it is worth specifically explaining that the rotating mechanism 6 includes a fixed frame 601, which is fixedly connected to the box body 1 and fixedly installed on the top rear side of the bottom plate 2, a first electric telescopic rod 602 is fixedly installed in the fixed frame 601, a connecting plate 603 is fixedly connected to the end of the first electric telescopic rod 602, a slider 604 is fixedly connected to the front side of the connecting plate 603, a rack 605 is fixedly connected to the front side of the slider 604, a gear 606 is meshed with the front side of the rack 605, a rotating shaft 607 is fixedly connected through the middle of the gear 606, a bearing seat 608 is rotatably installed on the bottom end of the rotating shaft 607 and fixedly installed on the top of the bottom plate 2, a placing table 609 is fixedly connected to the top of the rotating shaft 607, the slider 604 is provided with a matching limit groove on the front side of the fixed frame 601, and the placing table 609 is provided directly below the pressing plate 4010.

[0028] Through the operation of the first electric telescopic rod 602, the connecting plate 603 is pushed to drive the slider 604 to move, and then the rack 605 drives the gear 606 to rotate, so that the placement table 609 is rotated 90°, so as to adjust the position of the polarizer, facilitate the grinding of the other two sides, and improve the grinding efficiency.

[0029] The present invention has the following working process: when the device is used, the box door 3 is opened to place the polarizer on the upper part of the placing table 609, the box door 3 is closed, the sliding cylinder 409 is pushed to slide in the sealing cylinder 408 by the operation of the hydraulic telescopic rod 406, and the polarizer is clamped and fixed by the pressing plate 4010. At this time, the edge grinding roller 502 is driven to rotate by the operation of the motor 501, and the edge grinding roller 502 is pushed close to the polarizer by the operation of the second electric telescopic rod 7 to grind it, and the grinding debris is transported by the fan 404. The airflow enters through the through hole of the pressure plate 4010, circulates in the air duct 4011 and is blown out of the dustproof net 402, forming a pressure difference, so that the debris is adsorbed into the cleaning frame 401 through the airflow, preventing the accumulation of debris from affecting the polishing. At the same time, through the operation of the first electric telescopic rod 602, the connecting plate 603 is pushed to drive the slider 604 to move, and then the rack 605 drives the gear 606 to rotate, so that the placement table 609 is rotated 90°, so as to adjust the position of the polarizer, facilitate the polishing of the other two sides, and improve the polishing efficiency.

[0030] In summary: through the set dust suction mechanism 4, the debris can be quickly adsorbed and cleaned when polishing the polarizer, avoiding the accumulation of debris affecting the polishing work, thereby improving the safety of the polishing work and ensuring the polishing quality; through the set rotating mechanism 6, a certain angle can be accurately rotated to facilitate the polishing work, improve the accuracy of the polishing work, and then improve the polishing efficiency.

Claims

1. A rectangular unidirectional edge grinding device for a polarizer, comprising a housing (1), characterized in that: The bottom of the box (1) is fixedly connected to a bottom plate (2); the front side of the box (1) is hinged with a box door (3) through a hinge; the bottom of the box (1) is provided with a rotating mechanism (6); above the rotating mechanism (6) a dust collecting mechanism (4) is fixedly connected to the top of the box (1); the bottom of the box (1) is fixedly installed with a second electric telescopic rod (7); the end of the second electric telescopic rod (7) is fixedly connected to a mounting frame (5); the mounting frame (5) is provided with a sliding groove (503) corresponding to the inner wall surface of the box (1); a motor (501) is fixedly installed in the mounting frame (5); and an edge grinding roller (502) is fixedly connected to the output end of the motor (501).

2. The device for rectangular unidirectional edge grinding of polarizer according to claim 1, characterized in that: Four mounting frames (5) are provided, and the four mounting frames (5) are provided in two groups, and the two groups of mounting frames (5) are symmetrically arranged in the box body (1). Two mounting frames (5) in each group are symmetrically arranged in the box body (1) in an upper and lower direction, and slide in the box body (1) through a slide groove (503). Both ends of the edge grinding roller (502) rotate on the mounting frame (5), and the motor (501) is fixedly installed in the mounting frame (5) at the bottom of the box body (1). Two second electric telescopic rods (7) are provided, and the two second electric telescopic rods (7) are symmetrically arranged on both sides of the bottom of the box body (1) and connected to the mounting frame (5).

3. The device for rectangular unidirectional edge grinding of polarizer according to claim 1, characterized in that: The dust suction mechanism (4) comprises a cleaning frame (401), the cleaning frame (401) is fixedly connected to the top of the box body (1), a dustproof net (402) is arranged on the top of the cleaning frame (401), a plurality of pins (403) are threadedly connected to the dustproof net (402), the dustproof net (402) is fixedly mounted on the cleaning frame (401) via the pins (403), a mounting seat (405) is fixedly connected to the box body (1) below the cleaning frame (401), and the top of the mounting seat (405) is fixedly connected to the cleaning frame (401). A fan (404) is fixedly installed inside the box body (1); a sealing cylinder (408) is fixedly connected to the inside of the box body (1) below the mounting seat (405); a sliding cylinder (409) is slidably connected inside the sealing cylinder (408); a pressure plate (4010) is fixedly connected to the bottom of the sliding cylinder (409); an air duct (4011) is opened in the sliding cylinder (409); a hydraulic telescopic rod (406) is fixedly connected to the top of the sliding cylinder (409); and the air duct (4011) is connected to a chamber (407) provided inside the sealing cylinder (408).

4. The device for rectangular unidirectional edge grinding of polarizer according to claim 3, characterized in that: The pressing plate (4010) is provided with a plurality of through holes, and a sealing layer is provided between the sliding cylinder (409) and the sealing cylinder (408).

5. The device for rectangular unidirectional edge grinding of polarizer according to claim 1, characterized in that: The rotating mechanism (6) comprises a fixed frame (601), the fixed frame (601) is fixedly connected to the box body (1) and fixedly installed on the rear side of the top of the bottom plate (2), a first electric telescopic rod (602) is fixedly installed in the fixed frame (601), a connecting plate (603) is fixedly connected to the end of the first electric telescopic rod (602), a slider (604) is fixedly connected to the front side of the connecting plate (603), a rack (605) is fixedly connected to the front side of the slider (604), a gear (606) is meshed on the front side of the rack (605), a rotating shaft (607) is fixedly connected through the middle of the gear (606), a bearing seat (608) is rotatably installed at the bottom end of the rotating shaft (607) and fixedly installed on the top of the bottom plate (2), and a placement table (609) is fixedly connected to the top of the rotating shaft (607).

6. The device for rectangular unidirectional edge grinding of polarizer according to claim 5, characterized in that: The sliding block (604) is provided with a matching limiting groove at the front side of the fixed frame (601), and the placing platform (609) is arranged directly below the pressing plate (4010).

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