CN116787262A - Sectional type LCD screen cutting machine - Google Patents
Sectional type LCD screen cutting machine Download PDFInfo
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- CN116787262A CN116787262A CN202311027530.0A CN202311027530A CN116787262A CN 116787262 A CN116787262 A CN 116787262A CN 202311027530 A CN202311027530 A CN 202311027530A CN 116787262 A CN116787262 A CN 116787262A
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- base
- workbench
- fixedly connected
- splicing
- motor
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- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 53
- 238000005498 polishing Methods 0.000 claims description 38
- 230000002457 bidirectional effect Effects 0.000 claims description 20
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
- B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
- B24B9/10—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of plate glass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/02—Bench grinders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/22—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1303—Apparatus specially adapted to the manufacture of LCDs
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mining & Mineral Resources (AREA)
- Ceramic Engineering (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention discloses a sectional type liquid crystal screen cutting machine, which comprises a base; the base is provided with a workbench assembly; the table assembly includes a table base; a plurality of splicing tables are arranged on the table base; a connecting component is arranged between the splicing working tables; the connecting component comprises a limiting slide bar; the side wall of the workbench base is fixedly connected with a first motor; a cavity is formed in the workbench base, and a rotating shaft is connected in the cavity of the workbench base in a rotating way; the output end of the first motor is fixedly connected with the rotating shaft; threads with opposite directions are respectively formed at two ends of the rotating shaft; the lower parts of the splicing tables positioned at the two end parts of the table base are respectively fixedly connected with a movable plate; the moving plate is in threaded fit with one end of the rotating shaft through a ball nut seat; and a certain distance is reserved between each two splicing working tables, so that the edges of the liquid crystal display on the splicing working tables can be polished conveniently.
Description
Technical Field
The invention relates to the technical field of liquid crystal screen cutting, in particular to a sectional type liquid crystal screen cutting machine.
Background
In order to meet the demands of different crowds, the types of intelligent equipment are more and more abundant, and mobile phones, computers, televisions, tablet computers, learning machines and the like are in more and more families; liquid crystal screens are critical components on these smart devices that directly affect the user's experience with these smart devices.
Chinese patent CN202121494945.5 discloses a liquid crystal screen cutting machine, which moves along a guide rod fixed on a workbench through a motor bracket, so that a motor on the motor bracket and a blade installed at an output end of the motor slide on the workbench, so that the blade cuts a liquid crystal screen placed on the surface of the workbench.
The edge of the cut liquid crystal screen is burr and cannot be directly used, the cut liquid crystal screen cannot be directly polished due to the fact that the distance between the cut liquid crystal screens is very short, normally, workers pack the cut liquid crystal screen and then put the cut liquid crystal screen on a polisher to polish, and the operation is very troublesome and inconvenient.
Therefore, a sectional type liquid crystal screen cutter is proposed for the above-mentioned problems.
Disclosure of Invention
In order to overcome the defects in the prior art and solve the problems, the invention provides a sectional type liquid crystal screen cutting machine.
A sectional type LCD screen cutting machine comprises a base; the base is provided with a workbench assembly; the table assembly includes a table base; a plurality of splicing tables are arranged on the table base; a splicing workbench positioned in the middle of the workbench base is fixedly connected with the workbench base; the splicing workbench is positioned at two ends of the workbench base and is in sliding connection with the workbench base; a connecting component is arranged between two adjacent splicing tables, and the connecting component comprises a limiting slide rod; one splicing workbench is fixedly connected with a limiting slide bar, and the other splicing workbench is provided with a limiting slide groove matched with the limiting slide bar in sliding connection; the side wall of the workbench base is fixedly connected with a first motor; a cavity is formed in the workbench base, and a rotating shaft is connected in the cavity of the workbench base in a rotating way; the output end of the first motor is fixedly connected with one end of the rotating shaft; threads with opposite directions are respectively formed at two ends of the rotating shaft; the lower parts of the splicing tables positioned at the two end parts of the table base are respectively fixedly connected with a movable plate; a sliding groove matched with the movable plate for sliding connection is formed in the top of the workbench base; the moving plate is in threaded fit with one end of the rotating shaft through a ball nut seat;
preferably, a first supporting box is arranged between the base and the workbench base; three workbench assemblies are arranged on the first supporting box at equal intervals; the workbench base positioned in the middle is fixedly connected with the top of the first supporting box; the workbench bases on two sides are in sliding connection with the top of the first supporting box; a second motor is fixedly connected in the first supporting box; a rotating rod is rotationally connected in the cavity of the workbench base at the middle part; the output end of the second motor penetrates through the top of the first supporting box and is fixedly connected with the middle part of the rotating rod; the two sides of the workbench base are provided with openings; connecting rods are arranged between two ends of the rotating rod and the workbench bases on two sides respectively;
preferably, one end of the connecting rod is rotationally connected with the rotating rod, and the other end of the connecting rod is rotationally connected with the workbench base positioned at one side;
preferably, the outer wall of the base is fixedly connected with a third motor; the base is internally provided with a cavity and is provided with an opening at the top; a first screw rod is connected in a rotating way in the cavity of the base; the output end of the third motor penetrates through the side wall of the base and is fixedly connected with one end of the first screw rod; a second supporting box is arranged between the base and the first supporting box; the base is connected with the second supporting box in a sliding manner; the first screw rod is in threaded fit with the second supporting box through a ball nut seat; the second supporting box is rotationally connected with the first supporting box; a fourth motor is fixedly connected in the second supporting box; the output end of the fourth motor penetrates through the second supporting box and is fixedly connected with the middle part of the first supporting box; a plurality of movable cutting machines are arranged on one side above the workbench base;
preferably, the base is fixedly connected with a cutting machine mounting frame and a grinding machine mounting frame respectively; the cutting machine mounting frame and the grinding machine mounting frame are respectively positioned at two sides of the workbench base; a plurality of polishing components are arranged on the polishing machine mounting frame; the polishing assembly is used for polishing the cut edges of the liquid crystal screen; the polishing assembly and the movable cutting machine are respectively positioned at two sides above the splicing workbench;
preferably, a second sliding rod is fixedly connected in the cavity of the base; the second sliding rod is connected with the second supporting box in a sliding way;
preferably, the interior of the splicing workbench is hollow, and a plurality of negative pressure holes are formed in the top of the splicing workbench;
preferably, two ends of the workbench base are respectively and fixedly connected with a baffle, and a first sliding rod is fixedly connected between the two baffles; the first sliding rod is in sliding connection with the splicing working tables at two ends, and is fixedly connected with the splicing working table in the middle;
preferably, the sanding assembly includes a cylinder; the cylinder is fixedly connected to the polishing machine mounting frame, and a lifting plate is arranged above the splicing workbench; the output end of the air cylinder penetrates through the sander mounting frame and is fixedly connected with the lifting plate, and three sanders are fixedly connected to the lifting plate at equal intervals; the grinding machine corresponds to the workbench base one by one;
preferably, the grinder includes a fifth motor; a cavity is formed in the lifting plate, and a fifth motor is fixedly connected in the cavity of the lifting plate; a steering plate is rotationally connected below the lifting plate; the output end of the fifth motor is fixedly connected with the middle part of the steering plate; two mounting plates are fixedly connected to two adjacent side walls of the steering plate respectively; the mounting plates are respectively positioned at two ends of the side wall of the steering plate; a sixth motor is fixedly connected to one of the mounting plates; a bidirectional screw rod is rotationally connected between the two mounting plates; the output end of the sixth motor is fixedly connected with the bidirectional screw rod; two bevel gears are arranged between the two bidirectional screw rods; the bevel gears are engaged and matched; the bevel gear warp beam is fixedly connected with one end of the bidirectional screw rod; a grinding wheel mounting plate is arranged on the bidirectional screw rod; the bidirectional screw rod is in threaded fit with the polishing wheel mounting plate through a ball nut seat.
The invention has the advantages that:
1. according to the invention, the first motor is started, the moving plates at the two ends of the rotating shaft respectively drive the splicing workbench fixedly connected with the moving plates to move towards the end part of the workbench base through the threads at the two opposite ends of the rotating shaft, and in the moving process, the corresponding limiting slide bars move towards the end part of the workbench base, and the limiting slide bars are limited in the limiting slide grooves; therefore, when one end of the limiting slide bar far away from the workbench base moves to the notch of the limiting slide groove, the limiting slide bar drives the adjacent splicing workbench to move towards the end of the workbench base along the first slide bar until the splicing workbench fixedly connected with the moving plate moves to the end of the workbench base, and one end of each limiting slide bar far away from the workbench base is positioned at the corresponding notch of the limiting slide groove; a certain distance is reserved between the splicing working tables, so that the edges of the liquid crystal display on the splicing working tables can be polished conveniently;
2. according to the invention, the second motor is started to enable the rotating rod to reversely rotate, two ends of the rotating rod respectively drive one end of the connecting rod to move towards two ends of the first supporting box, and the other end of the connecting rod drives the workbench base to move towards the first supporting box along the sliding rail, so that the workbench bases at two sides are positioned at the end part of the first supporting box; then, the first motor is started to enable the splicing working tables fixedly connected with the moving plate to move to the end part of the working table base, so that a certain distance exists between the axial direction and the radial direction of each splicing working table, and each splicing working table is located at a polishing position; the edge of the liquid crystal display screen on the splicing workbench is convenient to polish.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of a main structure of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a body structure of an embodiment of the present invention;
FIG. 3 is a schematic view of a splicing table and a table base according to an embodiment of the present invention;
FIG. 4 is a cross-sectional view of a splice table and table base structure in accordance with one embodiment of the present invention;
FIG. 5 is a schematic view of a base structure of a workbench according to an embodiment of the invention;
FIG. 6 is a schematic view of a sanding assembly in accordance with one embodiment of the present invention;
fig. 7 is a schematic view of a portion of a sanding assembly in accordance with one embodiment of the present invention.
In the figure: 1. a base; 2. a table base; 3. splicing a workbench; 4. a limit slide bar; 5. a first motor; 6. a rotating shaft; 7. a moving plate; 8. a baffle; 9. a first slide bar; 10. a first supporting box; 11. a second motor; 12. a rotating lever; 13. a connecting rod; 14. a third motor; 15. a first screw rod; 16. a second supporting box; 17. a fourth motor; 18. moving the cutting machine; 19. a cutter mounting rack; 20. a sander mounting frame; 21. a polishing assembly; 211. a cylinder; 212. a lifting plate; 213. a grinding machine; 2131. a fifth motor; 2132. a steering plate; 2133. a sixth motor; 2134. a two-way screw rod; 2135. a grinding wheel mounting plate; 22. a second slide bar; 23. and a negative pressure hole.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 4, a sectional type liquid crystal screen cutter includes a base 1; a workbench assembly is arranged on the base 1; the table assembly comprises a table base 2; a plurality of splicing tables 3 are arranged on the table base 2; a splicing workbench 3 positioned in the middle of the workbench base 2 is fixedly connected with the workbench base 2; the splicing workbench 3 positioned at two ends of the workbench base 2 is in sliding connection with the workbench base 2; a connecting component is arranged between two adjacent splicing tables 3; the connecting component comprises a limiting slide rod 4; one splicing workbench 3 is fixedly connected with a limiting slide bar 4, and the other splicing workbench 3 is provided with a limiting slide groove matched with the limiting slide bar 4 in sliding connection; the side wall of the workbench base 2 is fixedly connected with a first motor 5; a cavity is formed in the workbench base 2, and a rotating shaft 6 is connected in the cavity of the workbench base 2 in a rotating manner; the output end of the first motor 5 is fixedly connected with one end of the rotating shaft 6; threads with opposite directions are respectively formed at two ends of the rotating shaft 6; the lower parts of the splicing tables 3 positioned at the two end parts of the table base 2 are respectively fixedly connected with a movable plate 7; a sliding groove matched with the moving plate 7 for sliding connection is formed in the top of the workbench base 2; the moving plate 7 is in threaded fit with one end of the rotating shaft 6 through a ball nut seat; baffle plates 8 are fixedly connected to two ends of the workbench base 2 respectively, and a first sliding rod 9 is fixedly connected between the two baffle plates 8; the first sliding rod 9 is in sliding connection with the splicing working tables 3 at two ends, and the first sliding rod 9 is fixedly connected with the splicing working table 3 in the middle;
before cutting, the output end of the first motor 5 drives the rotating shaft 6 to rotate by starting the first motor 5; because the two ends of the rotating shaft 6 are provided with threads with opposite directions, the two ends of the rotating shaft 6 are respectively in threaded fit with the moving plates 7 through ball nut seats, the two moving plates 7 respectively drive the two splicing tables 3 positioned at the ends to move towards the middle splicing table 3, the splicing tables 3 positioned at the two ends squeeze the splicing tables 3 positioned at the two ends towards the middle in the moving process, and each limiting slide rod 4 slides into the bottom of each limiting slide groove, so that each splicing table 3 is contacted, and then a liquid crystal screen is placed on the whole table; after cutting, the first motor 5 is started, the output end of the first motor 5 drives the rotating shaft 6 to rotate in opposite directions, the moving plates 7 at the two ends of the rotating shaft 6 respectively drive the splicing workbench 3 fixedly connected with the moving plates 7 to move towards the end part of the workbench base 2, and in the moving process, the corresponding limiting slide rod 4 moves towards the end part of the workbench base 2, and the limiting slide rod 4 is limited in the limiting slide groove; because one end of the limiting slide bar 4 is limited in the limiting slide groove, when one end of the limiting slide bar 4 far away from the workbench base 2 moves to the notch of the limiting slide groove, the limiting slide bar 4 drives the adjacent splicing workbench 3 to move towards the end of the workbench base 2 along the first slide bar 9 until the splicing workbench 3 fixedly connected with the moving plate 7 moves to the end of the workbench base 2, and one end of each limiting slide bar 4 far away from the workbench base 2 is positioned at the corresponding notch of the limiting slide groove; a certain distance is reserved between the splicing working tables 3, so that the edges of the liquid crystal display on the splicing working tables 3 can be polished conveniently;
referring to fig. 4 to 5, as an embodiment of the present invention, a first supporting box 10 is disposed between the base 1 and the table base 2; three workbench assemblies are arranged on the first supporting box 10 at equal intervals; the workbench base 2 positioned in the middle is fixedly connected with the top of the first supporting box 10; the workbench bases 2 positioned at the two sides are in sliding connection with the top of the first supporting box 10; a second motor 11 is fixedly connected in the first supporting box 10; a rotating rod 12 is rotationally connected in the cavity of the workbench base 2 positioned in the middle; the output end of the second motor 11 penetrates through the top of the first supporting box 10 and is fixedly connected with the middle part of the rotating rod 12; the two sides of the workbench base 2 are opened; a connecting rod 13 is arranged between two ends of the rotating rod 12 and the workbench bases 2 on two sides respectively; one end of the connecting rod 13 is rotationally connected with the rotating rod 12, and the other end of the connecting rod 13 is rotationally connected with the workbench base 2 positioned at one side;
before cutting, the first motor 5 is started to enable the splicing workbench 3 on each workbench base 2 to be in contact, and then the second motor 11 is started; the output end of the second motor 11 drives the rotating rod 12 to rotate, and two ends of the rotating rod 12 respectively move one end of the connecting rod 13 to the middle workbench base 2; the first supporting box 10 is fixedly connected with a sliding rail which is arranged perpendicular to the rotating shaft 6; therefore, the other end of the connecting rod 13 drives the workbench base 2 to move towards the middle workbench base 2 along the sliding rail, so that the three workbench bases 2 are contacted, the splicing workbench 3 on the three workbench bases 2 is contacted, a complete workbench is formed, and then the liquid crystal screen is placed on the complete workbench; after cutting, the second motor 11 is started again, so that the rotating rod 12 rotates reversely, two ends of the rotating rod 12 respectively drive one end of the connecting rod 13 to move towards two ends of the first supporting box 10, and the other end of the connecting rod 13 drives the workbench base 2 to move towards the first supporting box 10 along the sliding rail, so that the workbench bases 2 at two sides are positioned at the end parts of the first supporting box 10; then, by starting the first motor 5, the splicing working tables 3 fixedly connected with the moving plate 7 are moved to the end parts of the working table base 2, so that a certain distance exists between the axial direction and the radial direction of each splicing working table 3, and each splicing working table 3 is positioned at a polishing position; the edge of the liquid crystal screen on the splicing workbench 3 is convenient to polish;
referring to fig. 1-2, a third motor 14 is fixedly connected to the outer wall of the base 1; a cavity is formed in the base 1, and the top of the cavity is open; a first screw rod 15 is rotatably connected with the cavity of the base 1; the output end of the third motor 14 penetrates through the side wall of the base 1 and is fixedly connected with one end of the first screw rod 15; a second supporting box 16 is arranged between the base 1 and the first supporting box 10; the base 1 is in sliding connection with the second supporting box 16; the first screw rod 15 is in threaded fit with the second supporting box 16 through a ball nut seat; the second supporting box 16 is rotatably connected with the first supporting box 10; a fourth motor 17 is fixedly connected in the second supporting box 16; the output end of the fourth motor 17 penetrates through the second supporting box 16 and is fixedly connected with the middle part of the first supporting box 10; the base 1 is fixedly connected with a cutter mounting frame 19 and a polisher mounting frame 20 respectively; the cutter mounting frame 19 and the polisher mounting frame 20 are respectively positioned at two sides of the workbench base 2; a polishing assembly 21 is arranged on the polishing machine mounting frame 20; the polishing assembly 21 is used for polishing the cut edges of the liquid crystal display; the cutter mounting frame 19 is slidably connected with a plurality of movable cutters 18; the polishing assemblies 21 and the movable cutters 18 are respectively positioned on two sides above the splicing workbench 3; a second slide bar 22 is fixedly connected in the cavity of the base 1; the second slide bar 22 is in sliding connection with the second support box 16;
when cutting, the mobile cutting machine 18 moves to the corresponding position according to the width of the liquid crystal screen to be cut; by starting the third motor 14, the third motor 14 is in threaded fit with the first screw rod 15 through the ball nut seat, so that the second supporting box 16 moves towards the direction of the moving cutter 18, and in the moving process, the moving cutter 18 cuts the liquid crystal screen for the first time; after the first cutting, the second supporting box 16 is positioned at one side of the movable cutting machine 18 far away from the polishing assembly 21, the fourth motor 17 is started, the output end of the fourth motor 17 drives the first supporting box 10 to rotate 90 degrees, and the movable cutting machine 18 moves to a corresponding position according to the length of the liquid crystal screen to be cut; the third motor 14 changes the rotation direction, the second supporting box 16 moves towards the polishing assembly 21, and the mobile cutting machine 18 cuts the liquid crystal screen for the second time in the moving process; after cutting, the first motor 5 continues to rotate, the second supporting box 16 continues to move towards the polishing assembly 21, in the moving process, the first motor 5 and the second motor 11 are started to enable each splicing workbench 3 to move to a polishing position, the polishing assembly 21 corresponds to the workbench base 2, the splicing workbench 3 on the workbench base 2 sequentially stays below the corresponding polishing assembly 21, and the polishing assembly 21 sequentially polishes the edges of the liquid crystal screen on the splicing workbench 3 on the workbench base 2; the edge of the cut liquid crystal screen is automatically polished after the axial direction and the radial direction of the liquid crystal screen are cut; the second slide bar 22 is used for guiding the second supporting box 16 to move along the direction of the second slide bar 22; the upper end of the splicing part of each splicing workbench 3 is provided with a cutting groove; the cutter 18 and the polishing assembly 21 are convenient to move to cut and polish the liquid crystal display;
referring to fig. 1-4, the interior of the splicing workbench 3 is hollow, and a plurality of negative pressure holes 23 are formed in the top of the splicing workbench 3;
the bottom of the splicing workbench 3 is communicated with an air pump, the air pump discharges air in the splicing workbench 3 to form negative pressure in the splicing workbench 3, then the liquid crystal screen is negative pressure on the splicing workbench 3 through a negative pressure hole 23 to be fixed on the splicing workbench 3, after the liquid crystal screen is cut by the mobile cutting machine 18, the cut liquid crystal screen moves to a polishing position along with the splicing workbench 3, when the edge of the liquid crystal screen is polished by the polishing assembly 21, the polishing assembly 21 has a component force in the horizontal direction on the liquid crystal screen, and as the liquid crystal screen is subjected to the negative pressure, the friction force is large, the component force of the polishing assembly 21 on the horizontal direction of the liquid crystal screen is counteracted, so that the liquid crystal screen cannot move when being polished on the splicing workbench 3;
referring to fig. 6-7, the sanding assembly 21 includes a cylinder 211; the cylinder 211 is fixedly connected to the polisher mounting frame 20, and a lifting plate 212 is arranged above the splicing workbench 3; the output end of the air cylinder 211 penetrates through the polisher mounting frame 20 and is fixedly connected with the lifting plate 212, and three polishers 213 are fixedly connected to the lifting plate 212 at equal intervals; the grinding machine 213 corresponds to the workbench base 2 one by one;
by starting the air cylinder 211, the output end of the air cylinder 211 drives the lifting plate 212 to lift, and as the polisher 213 corresponds to the workbench bases 2, the polisher 213 polishes the edges of the liquid crystal screen on each splicing workbench 3 on each workbench base 2 in sequence;
referring to fig. 6 to 7, the grinder 213 includes a fifth motor 2131; a cavity is formed in the lifting plate 212, and a fifth motor 2131 is fixedly connected in the cavity of the lifting plate 212; a steering plate 2132 is rotatably connected below the lifting plate 212; the output end of the fifth motor 2131 is fixedly connected with the middle part of the steering plate 2132; two mounting plates are fixedly connected to two adjacent side walls of the steering plate 2132 respectively; the mounting plates are respectively positioned at two ends of the side wall of the steering plate 2132; a sixth motor 2133 is fixedly connected to one of the mounting plates; a bidirectional screw rod 2134 is rotationally connected between the two mounting plates; the output end of the sixth motor 2133 is fixedly connected with a bidirectional screw rod 2134; two bevel gears are arranged between the two bidirectional screw rods 2134; the bevel gears are engaged and matched; the bevel gear warp beam is fixedly connected with one end of a bidirectional screw rod 2134; a grinding wheel mounting plate 2135 is arranged on the bidirectional screw rod 2134; the bidirectional screw rod 2134 is in threaded fit with the grinding wheel mounting plate 2135 through a ball nut seat;
by mounting the grinding wheel on the grinding wheel mounting plate 2135, starting the sixth motor 2133, enabling the output end of the sixth motor 2133 to rotate the two bidirectional screw rods 2134 through a bevel gear, enabling the grinding wheel to reciprocate on the bidirectional screw rods 2134, and grinding two adjacent side edges of the liquid crystal display screen; after polishing is finished, starting a fifth motor 2131, enabling the fifth motor 2131 to drive a steering plate 2132 to rotate by 190 degrees, enabling two side surfaces which are not polished to be in contact with polishing wheels, starting the fifth motor 2131, and polishing the two side surfaces which are not polished by the polishing wheels; the four edges of the liquid crystal screen on the splicing workbench 3 are polished by the polishing wheel, the whole process is automatically carried out, and the edges of each liquid crystal screen are polished during blanking.
Working principle:
before cutting, the first motor 5 is started to enable the splicing workbench 3 on each workbench base 2 to be in contact, and then the second motor 11 is started; the output end of the second motor 11 drives the rotating rod 12 to rotate, and two ends of the rotating rod 12 respectively move one end of the connecting rod 13 to the middle workbench base 2; the first supporting box 10 is fixedly connected with a sliding rail which is arranged perpendicular to the rotating shaft 6; therefore, the other end of the connecting rod 13 drives the workbench base 2 to move towards the middle workbench base 2 along the sliding rail, so that the three workbench bases 2 are in contact, the first motor 5 is started, and the output end of the first motor 5 drives the rotating shaft 6 to rotate; because the two ends of the rotating shaft 6 are provided with threads with opposite directions, the two ends of the rotating shaft 6 are respectively in threaded fit with the moving plates 7 through ball nut seats, the two moving plates 7 respectively drive the two splicing tables 3 positioned at the end parts to move towards the middle splicing table 3, the splicing tables 3 positioned at the two end parts squeeze the splicing tables 3 positioned at the two ends towards the middle part in the moving process, and each limit sliding rod 4 slides into the bottom of each limit sliding groove, so that each splicing table 3 is contacted to form a complete table, and then a liquid crystal screen is placed on the complete table;
when the liquid crystal display device works, the mobile cutting machine 18 moves to the corresponding position according to the width of the liquid crystal display screen to be cut; by starting the third motor 14, the third motor 14 is in threaded fit with the first screw rod 15 through the ball nut seat, so that the second supporting box 16 moves towards the direction of the moving cutter 18, and in the moving process, the moving cutter 18 cuts the liquid crystal screen for the first time; after the first cutting, the second supporting box 16 is positioned at one side of the movable cutting machine 18 far away from the grinding machine mounting frame 20, the fourth motor 17 is started, the output end of the fourth motor 17 drives the first supporting box 10 to rotate 90 degrees, and the movable cutting machine 18 moves to a corresponding position according to the length of the liquid crystal screen to be cut; the third motor 14 changes the rotation direction, the second supporting box 16 moves towards the direction of the grinder mounting frame 20, and the mobile cutting machine 18 cuts the liquid crystal screen for the second time in the moving process;
after cutting, the first motor 5 continues to rotate, the second supporting box 16 continues to move towards the direction of the grinding machine mounting frame 20, in the moving process, the first motor 5 and the second motor 11 are started to enable each splicing workbench 3 to move to a grinding position, the grinding assembly 21 corresponds to the workbench base 2, the splicing workbench 3 on the workbench base 2 sequentially stays below the corresponding steering plate 2132, and the grinding wheels sequentially grind the edges of the liquid crystal screen on the splicing workbench 3 on the workbench base 2; the axial direction and the radial direction of the liquid crystal display screen are cut, and the edge of the cut liquid crystal display screen is automatically polished.
The construction of the mobile cutting machine is not described in the present document, since it belongs to the prior art.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims.
Claims (10)
1. A sectional type LCD screen cutting machine, its characterized in that: comprises a base (1); a workbench assembly is arranged on the base (1); the table assembly comprises a table base (2); a plurality of splicing tables (3) are arranged on the table base (2); a splicing workbench (3) positioned in the middle of the workbench base (2) is fixedly connected with the workbench base (2); the splicing workbench (3) positioned at two ends of the workbench base (2) is in sliding connection with the workbench base (2); a connecting component is arranged between two adjacent splicing work tables (3); the connecting component comprises a limit sliding rod (4); one of the splicing tables (3) is fixedly connected with a limiting slide bar (4), and the other splicing table (3) is provided with a limiting slide groove matched with the limiting slide bar (4) in a sliding connection manner; a first motor (5) is fixedly connected to the side wall of the workbench base (2); a cavity is formed in the workbench base (2), and a rotating shaft (6) is rotationally connected with the cavity of the workbench base (2); the output end of the first motor (5) is fixedly connected with one end of the rotating shaft (6); threads with opposite directions are respectively arranged at two ends of the rotating shaft (6); the lower parts of the splicing tables (3) positioned at the two end parts of the table base (2) are fixedly connected with moving plates (7) respectively; a sliding groove matched with the moving plate (7) for sliding connection is formed in the top of the workbench base (2); the moving plate (7) is in threaded fit with one end of the rotating shaft (6) through the ball nut seat.
2. The segmented lcd screen cutter of claim 1, wherein: a first supporting box (10) is arranged between the base (1) and the workbench base (2); three workbench assemblies are arranged on the first supporting box (10) at equal intervals; the workbench base (2) positioned in the middle part is fixedly connected with the top of the first supporting box (10); the workbench bases (2) positioned at the two sides are in sliding connection with the top of the first supporting box (10); a second motor (11) is fixedly connected in the first supporting box (10); a rotating rod (12) is connected in a rotating way in the cavity of the workbench base (2) positioned in the middle; the output end of the second motor (11) penetrates through the top of the first supporting box (10) and is fixedly connected with the middle part of the rotating rod (12); two sides of the workbench base (2) are provided with openings; connecting rods (13) are arranged between two ends of the rotating rod (12) and the workbench bases (2) on two sides respectively.
3. A segmented lcd screen cutter as in claim 2, wherein: one end of the connecting rod (13) is rotationally connected with the rotating rod (12), and the other end of the connecting rod (13) is rotationally connected with the workbench base (2) positioned on one side.
4. A segmented lcd screen cutter as in claim 3, wherein: a third motor (14) is fixedly connected to the outer wall of the base (1); a cavity is formed in the base (1) and the top of the cavity is open; a first screw rod (15) is rotationally connected in the cavity of the base (1); the output end of the third motor (14) penetrates through the side wall of the base (1) and is fixedly connected with one end of the first screw rod (15); a second supporting box (16) is arranged between the base (1) and the first supporting box (10); the base (1) is in sliding connection with the second supporting box (16); the first screw rod (15) is in threaded fit with the second supporting box (16) through a ball nut seat; the second supporting box (16) is rotationally connected with the first supporting box (10); a fourth motor (17) is fixedly connected in the second supporting box (16); the output end of the fourth motor (17) penetrates through the second supporting box (16) and is fixedly connected with the middle part of the first supporting box (10); a plurality of movable cutters (18) are arranged on one side above the workbench base (2).
5. The segmented lcd screen cutter of claim 4, wherein: the base (1) is fixedly connected with a cutter mounting frame (19) and a polisher mounting frame (20) respectively; the cutting machine mounting frame (19) and the grinding machine mounting frame (20) are respectively positioned at two sides of the workbench base (2); a plurality of polishing assemblies (21) are arranged on the polishing machine mounting frame (20); the polishing assembly (21) is used for polishing the cut edge of the liquid crystal screen; the polishing assemblies (21) and the movable cutting machine (18) are respectively positioned on two sides above the splicing workbench (3).
6. The segmented lcd screen cutter of claim 5, wherein: a second sliding rod (22) is fixedly connected in the cavity of the base (1); the second slide bar (22) is in sliding connection with the second support box (16).
7. The segmented lcd screen cutter of claim 6, wherein: the inside of the splicing workbench (3) is hollow, and a plurality of negative pressure holes (23) are formed in the top of the splicing workbench (3).
8. The segmented lcd screen cutter of claim 7, wherein: two ends of the workbench base (2) are fixedly connected with baffle plates (8) respectively, and a first sliding rod (9) is fixedly connected between the two baffle plates (8); the first sliding rod (9) is in sliding connection with the splicing working tables (3) at two ends, and the first sliding rod (9) is fixedly connected with the splicing working table (3) in the middle.
9. The segmented lcd screen cutter of claim 8, wherein: the grinding assembly (21) comprises a cylinder (211); the cylinder (211) is fixedly connected to the polisher mounting frame (20), and a lifting plate (212) is arranged above the splicing workbench (3); the output end of the air cylinder (211) penetrates through the polisher mounting frame (20) and is fixedly connected with the lifting plate (212), and three polishers (213) are fixedly connected to the lifting plate (212) at equal intervals; the grinding machine (213) is in one-to-one correspondence with the workbench base (2).
10. The segmented lcd screen cutter of claim 9, wherein: the sander (213) comprises a fifth motor (2131); a cavity is formed in the lifting plate (212), and a fifth motor (2131) is fixedly connected in the cavity of the lifting plate (212); a steering plate (2132) is rotatably connected below the lifting plate (212); the output end of the fifth motor (2131) is fixedly connected with the middle part of the steering plate (2132); two mounting plates are fixedly connected to two adjacent side walls of the steering plate (2132) respectively; the mounting plates are respectively positioned at two ends of the side wall of the steering plate (2132); a sixth motor (2133) is fixedly connected to one of the mounting plates; a bidirectional screw rod (2134) is rotationally connected between the two mounting plates; the output end of the sixth motor (2133) is fixedly connected with the bidirectional screw rod (2134); two bevel gears are arranged between the two bidirectional screw rods (2134); the bevel gears are engaged and matched; the bevel gear warp beam is fixedly connected with one end of a bidirectional screw rod (2134); a grinding wheel mounting plate (2135) is arranged on the bidirectional screw rod (2134); the bidirectional screw rod (2134) is in threaded fit with the polishing wheel mounting plate (2135) through a ball nut seat.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311027530.0A CN116787262B (en) | 2023-08-16 | 2023-08-16 | Sectional type LCD screen cutting machine |
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| CN202311027530.0A CN116787262B (en) | 2023-08-16 | 2023-08-16 | Sectional type LCD screen cutting machine |
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| CN116787262B CN116787262B (en) | 2023-11-14 |
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| DE2850472A1 (en) * | 1978-11-21 | 1980-05-29 | Schleif Poliermaschbau Gmbh | SYSTEM FOR POLISHING CUTLERY PARTS O.AE. OBJECTS |
| US5407380A (en) * | 1993-11-30 | 1995-04-18 | Salkewicz; Doug | Grinder motor stand |
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| CN116533102A (en) * | 2023-04-27 | 2023-08-04 | 杭州余杭彐云五金有限公司 | Display shell grinding machine convenient to clean |
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| CN116787262B (en) | 2023-11-14 |
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