CN113263736B - Optical composite film assembling machine of backlight module - Google Patents

Optical composite film assembling machine of backlight module Download PDF

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Publication number
CN113263736B
CN113263736B CN202110595842.6A CN202110595842A CN113263736B CN 113263736 B CN113263736 B CN 113263736B CN 202110595842 A CN202110595842 A CN 202110595842A CN 113263736 B CN113263736 B CN 113263736B
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pressing
assembly
plate
roller
optical composite
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CN113263736A (en
Inventor
伍永莲
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Shenzhen Chengxin Technology Co ltd
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Shenzhen Chengxin Technology Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/56Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using mechanical means or mechanical connections, e.g. form-fits
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/01Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
    • B26D1/02Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a stationary cutting member
    • B26D1/025Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a stationary cutting member for thin material, e.g. for sheets, strips or the like
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/40General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
    • B29C66/41Joining substantially flat articles ; Making flat seams in tubular or hollow articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/80General aspects of machine operations or constructions and parts thereof
    • B29C66/81General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
    • B29C66/814General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps

Abstract

The invention discloses an optical composite film assembling machine of a backlight module, which is provided with a workbench, a winding and unwinding tension assembly, a cutting and laminating machine, an ion fan, a CCD detector, a rotary laminating station and a manipulator, wherein the workbench is provided with a first guide rail and a second guide rail; the workbench is provided with a square box and a bottom surface, and the square box is arranged on the left side of the bottom surface; the winding and unwinding tension assembly is arranged on the workbench; the cutting and pressing machine is arranged on the square box; the ion fan is arranged on the bottom surface, and the rotary pressing station is arranged on the bottom surface; the ion fan is positioned between the winding and unwinding tension assembly and the rotary pressing station; the CCD detector is arranged on the right side of the square box and is positioned in front of the winding and unwinding tension assembly; the manipulator is positioned in front of the rotary pressing station; the invention can realize the automatic control of the film pasting operation of the liquid crystal screen and can improve the film pasting efficiency of the liquid crystal screen to a greater extent.

Description

Optical composite film assembling machine of backlight module
Technical Field
The invention relates to the field of backlight sources of backlight modules, in particular to the field of assembly of backlight modules.
Background
The backlight module is one of the pipe fittings of the liquid crystal display panel, the backlight module is the main part of the liquid crystal backlight module visualization; the surface of the backlight module is adhered with a plurality of layers of optical diaphragms, and the backlight module assembly in the existing market mainly comprises the steps of adhering different optical diaphragms on the backlight module layer by layer; the optical film is cut and molded before being attached, but the size of the liquid crystal screen on the market at present is different from several inches to dozens of inches, the size of the used backlight module is also different, and the assembly requirements of the existing products with different sizes can not be met; if the optical film is not pressed tightly or the dust removal effect is not good in the pressing process, the imaging of the display can be influenced.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides an optical composite film assembling machine of a backlight module.
An optical composite film assembling machine of a backlight module is provided with a workbench, a winding and unwinding tension assembly, a cutting and laminating machine, an ion fan, a CCD detector, a rotary laminating station and a manipulator; the workbench is provided with a bottom surface and a square box, and the square box is arranged on the left side of the bottom surface; the winding and unwinding tension assembly is provided with a discharging device, a cutting table, an adjusting roller assembly, a horizontal clamping plate and a winding device; the feeding device is arranged on the right side of the square box, and a first bearing is arranged at the connecting position of the feeding device and the square box; the cutting table is arranged on the right side of the square box and positioned in front of the feeding device, and a feeding adjusting roller and a dust removing roller are arranged at the lower part of the cutting table; the adjusting roller assembly is arranged on the bottom surface and is positioned below the dedusting roller; the horizontal clamping plate is arranged on the right side of the square box, and a crack of the horizontal clamping plate is flush with the surface of the cutting table; the winding device is provided with a transition roller, a material receiving adjusting roller and a material receiving machine, the transition roller and the material receiving adjusting roller are installed on the right side of the square box, the transition roller is located behind the horizontal clamping plate, the material receiving adjusting roller is located on the upper rear position of the transition roller, and the material receiving machine is installed on the rear side face of the square box; the cutting and laminating machine is provided with a longitudinal servo electric cylinder, a first sliding plate component, a rib plate, a transverse servo electric cylinder, a second sliding plate component and a cutting and laminating device; the longitudinal servo electric cylinder is arranged on the square box, the first sliding plate assembly is arranged on the longitudinal servo electric cylinder, the rib plate is arranged on the first sliding plate assembly, and the installation direction of the rib plate is perpendicular to the installation direction of the longitudinal servo electric cylinder; the transverse servo electric cylinder structure is consistent with the transverse servo electric cylinder structure, and the transverse servo electric cylinder is installed on the rib plate; the second sliding plate assembly is consistent with the first sliding plate assembly in structure, the second sliding plate assembly is installed on the transverse servo electric cylinder, the cutting and pressing device is installed on the second sliding plate assembly, and the working face of the cutting and pressing device faces downwards; the ion fan is provided with a fan bracket and a fan body, the fan bracket is arranged on the bottom surface, the fan body is arranged on the fan bracket, the fan body can freely rotate on the fan bracket by an angle, and the ion fan is symmetrically arranged on the workbench; the CCD detector is arranged on the right side of the square box, the CCD detector is positioned in front of the ion fan, and the CCD detector is provided with a longitudinal slide way, a transverse slide way and a detection probe; the longitudinal slideway is arranged on the square box, the transverse slideway is arranged on the longitudinal slideway, and the detection probe is arranged on the transverse slideway; the rotary pressing station is arranged on the bottom surface and is positioned in front of the CCD detector; the rotary pressing station is provided with a power device, a rotary assembly, a working disc and a pressing station; the power device is arranged on the bottom surface, one end of the rotating assembly is connected with the power assembly, the other end of the rotating assembly is connected with the working disc, and the pressing stations are symmetrically arranged at two ends of the working disc; the manipulator is provided with a swinging upright post, a lifting arm, a swinging arm and a sucking disc; the swing stand column is placed in front of the rotary pressing station, and the lifting arm is installed at the top end of the swing stand column; the swing arm is arranged at the top end of the lifting arm; the suction cup is mounted on the swing arm.
Preferably, the workbench is provided with a bottom surface and a square box, and the square box is arranged on the left side of the bottom surface.
Preferably, the winding and unwinding tension assembly is provided with a discharging device, a cutting table, an adjusting roller assembly, a horizontal clamping plate and a winding device; the feeding device, the cutting table, the horizontal clamping plate and the winding device are all arranged on the square box, and the adjusting roller assembly is arranged on the bottom surface; a first bearing is arranged at the connecting position of the feeding device and the square box, and the cutting table is arranged in front of the feeding device; the cutting table is provided with a table top, a cutter, a bracket, a dust removal roller and a material discharging adjusting roller; the bracket is arranged on the square box and is positioned in front of the emptying device; the table top is arranged on the support, an arc-shaped transition plate is arranged at the front end of the table top, the cutter is arranged on the arc-shaped transition plate, and the table top is flush with the upper surface of the cutter; one end of the dust removing roller is mounted on the square box, the other end of the dust removing roller is mounted on the support, a second bearing is arranged at the connecting position of the dust removing roller and the square box, a third bearing is arranged at the connecting position of the dust removing roller and the support, and the dust removing roller is positioned below the table board; one end of the discharging adjusting roller is arranged on the square box, the other end of the discharging adjusting roller is arranged on the bracket, and the discharging adjusting roller is positioned at the upper front position of the dust removing roller; the adjusting roller assembly is positioned below the dust removing roller and is provided with a cylinder base, a cylinder, an adjusting roller and a roller bracket; the cylinder base is arranged on the bottom surface, the cylinder is arranged in the cylinder base, the other end of the cylinder is connected with the roller bracket, and the adjusting rollers are arranged in the roller bracket side by side; the horizontal clamping plate is positioned behind the cutting table, and a crack of the horizontal clamping plate is flush with the upper surface of the table top; the winding device is provided with a winding machine, a transition roller and a material receiving adjusting roller, the winding machine is installed on the rear side face of the square box, the transition roller is located behind the horizontal clamping plate, and the material receiving adjusting roller is located on the upper rear side of the transition roller.
Preferably, the cutting and laminating machine is provided with a longitudinal servo electric cylinder, a first sliding plate component, a rib plate, a transverse servo electric cylinder, a second sliding plate component and a cutting and laminating device; the longitudinal servo electric cylinder is provided with a longitudinal guide rail, a first rectangular frame and a first hydraulic push rod, the first rectangular frame is installed on the upper surface of the square box, the longitudinal guide rail is installed on the rectangular frame, the first hydraulic push rod is installed inside the rectangular frame, and the longitudinal guide rail is located on the left side and the right side of the first hydraulic push rod; the first sliding plate assembly is provided with a first sliding plate and a first sliding block, the first sliding plate is installed on the first hydraulic push rod, the first sliding block is installed on the first sliding plate, and the first sliding block is buckled on the longitudinal guide rail; the rib plate is arranged on the first sliding plate component, and the installation direction of the rib plate is perpendicular to the installation direction of the longitudinal guide rail; the transverse servo electric cylinder is provided with a transverse guide rail, a second rectangular frame and a second hydraulic push rod; the transverse servo electric cylinder structure is consistent with the longitudinal servo electric cylinder structure; the transverse servo electric cylinder is arranged on the rib plate; the second sliding plate assembly is provided with a second sliding plate and a second sliding block, and the structure of the second sliding plate assembly is consistent with that of the first sliding plate assembly; the second sliding block is buckled on the transverse guide rail; the cutting and pressing device is installed on the second sliding block assembly.
Preferably, the cutting and pressing device is provided with a connecting vertical plate, an integral pressing component, an inclined pressing component, a pressing component and a bottom plate; the connecting vertical plate is arranged on the second sliding block assembly, and a vertical slide way is arranged on the connecting vertical plate; the integral pressing assembly is provided with a vertical sliding block, a first pressing cylinder, a pressing vertical plate, a pressing flat plate, a transverse shaft and a bearing seat; the first downward air cylinder is arranged in front of the connecting vertical plate, the vertical slide block is arranged on the vertical slide way, the downward vertical plate is arranged on the vertical slide block, and a shaft of the first downward air cylinder is connected with the downward vertical plate; the bearing seat is arranged behind the connecting vertical plate; the cross shaft is arranged in the bearing seat, one end of the lower pressing flat plate is connected with the cross shaft, and the other end of the lower pressing flat plate is connected with the lower pressing vertical plate; the inclined pressing assembly is provided with a second pressing cylinder, a sliding block assembly and a sliding groove; the second downward pressing air cylinder is arranged on the downward pressing vertical plate, one end of the sliding block assembly is connected with the first downward pressing air cylinder, the sliding groove is arranged on the bottom plate, and the other end of the sliding block assembly is connected with the sliding groove; the pressing assembly is provided with a cylinder mounting plate, a third pressing cylinder, an auxiliary pressing cylinder, a roller frame and a pressing roller, the cylinder mounting plate is mounted on the bearing block, and the third pressing cylinder is mounted in the middle of the cylinder mounting plate; the auxiliary lower pressure air cylinders are arranged on two sides of the third lower pressure air cylinder; the shaft of the third pressing cylinder and the shaft of the auxiliary pressing cylinder are both connected with the roller frame, the pressing roller is installed on the roller frame, and the surface of the pressing roller is of a soft rubber structure; the bottom surface of the bottom plate is provided with air holes, the side surface of the bottom plate is provided with an air exhaust hole, the left rear side of the bottom plate is provided with a laser cutter head, and the laser cutter head is located inside the bottom plate.
Preferably, the ion fan is provided with a fan bracket and a fan body, the fan bracket is installed on the bottom surface, the fan body is installed on the fan bracket, the fan body can rotate freely on the fan bracket by an angle, and the ion fan is symmetrically installed on the workbench.
Preferably, the CCD detector is provided with a longitudinal slide way, a transverse slide way and a detection probe; the longitudinal slideway is arranged on the right side of the square box, the transverse slideway is arranged on the longitudinal slideway, and the detection probe is arranged on the transverse slideway; the CCD detector is positioned in front of the ion fan.
Preferably, the rotary pressing station is provided with a power device, a rotary assembly, a working disc and a pressing station; the power device is installed on the bottom surface, one end of the rotating assembly is connected with the power assembly, the other end of the rotating assembly is connected with the working disc, the pressing stations are symmetrically installed at two ends of the working disc, and limiting baffles are arranged on the pressing stations.
Preferably, the manipulator is provided with a swinging upright post, a lifting arm, a swinging arm and a sucking disc; the swinging upright post is provided with a base, a first rotating assembly and an upright post; the first rotating assembly is mounted on the base, and the upright post is mounted on the first rotating assembly; the lifting arm is provided with a lifting arm support, a connecting rod assembly and a pin connecting plate; a first pin column and a second pin column are arranged on the lifting arm support; the connecting rod assembly is provided with a first connecting rod, a second connecting rod, a first hydraulic cylinder and a second hydraulic cylinder, a fulcrum is arranged on the first connecting rod, one end of the first connecting rod is connected with the first pin column, the first hydraulic cylinder is installed on the upright post, and a shaft of the first hydraulic cylinder is connected with the fulcrum of the first connecting rod; the second connecting rod is installed on the second pin column, the second hydraulic cylinder is installed on the upright column, and a shaft of the second hydraulic cylinder is connected with one end of the second connecting rod; the other ends of the first connecting rod and the second connecting rod are connected to the swing arm mounting frame; one end of the pin connecting plate is connected with a first connecting rod, and the other end of the pin connecting plate is connected with a second connecting rod; the swing arm is provided with a swing arm mounting frame, a second rotating assembly and a mechanical arm; the swing arm mounting bracket is mounted on the first connecting rod and the second connecting rod; one end of the rotating assembly is mounted on the swing arm mounting frame, and the other end of the rotating assembly is connected with the mechanical arm; the suction cup is mounted on the mechanical arm.
Compared with the prior art, the winding and unwinding tension assembly has the advantages that the optical composite film is always in a tensioned state in the winding and unwinding processes, so that the optical composite film is prevented from being folded, and the cut optical composite film cannot be used; the distance between the adjusting roller and the dust removing roller can be adjusted by the air cylinder at the lower part of the adjusting roller component, so that the dust removing roller is tightly attached to the surface of the optical composite film, the optical composite film is subjected to primary dust removal, and meanwhile, the optical composite film is compacted again in the process of moving between the dust removing roller and the adjusting roller, and the composite film is prevented from being pressed loosely; the seam of the horizontal clamping plate and the surface of the cutting table are on the same plane, so that the surface of the optical composite film before the horizontal clamping plate is smooth, and the optical composite film is tightly attached to the surface of the cutting table; the deviation of the size of the cut optical composite film caused by the uneven surface of the optical composite film in the film cutting process is prevented; the laser tool bit in the bottom plate is driven to move by regulating and controlling the strokes of the longitudinal servo electric cylinder and the transverse servo electric cylinder, and the laser tool bit in the bottom plate cuts the optical composite film into a required shape; after the film cutting is finished, air is pumped from the air pumping hole of the bottom plate, the air hole at the bottom of the bottom plate is changed into an air suction state, and the cut optical composite film is adsorbed on the bottom surface of the bottom plate by the bottom plate; the longitudinal servo electric cylinder and the transverse servo electric cylinder drive the cutting and pressing device and the cut optical composite film to move to the position above the rotary pressing station; the inclined pressing assembly presses the bottom plate downwards to enable the bottom plate to incline forwards, and the longitudinal servo electric cylinder is matched with the inclined pressing assembly to move to press the optical composite film on the surface of the backlight module; after the assembly is finished, the pressing component is pressed downwards to enable the pressing roller to be in contact with the optical composite film, the longitudinal servo electric cylinder drives the pressing component to move back and forth, the pressing roller rolls on the surface of the optical composite film, and bubbles between the optical composite film and the backlight module are extruded out; the ion fan can eliminate the static on the surface of the optical composite film and prevent the optical composite film from adsorbing impurities such as dust in the air in the advancing process; the CCD detector is used for checking the integrity of the optical composite film; when defects exist on the optical composite film, an alarm signal is sent out immediately; the rotary pressing station converts the positions of the backlight modules with the films and without the films, the manipulator grabs and places the assembled backlight module to a specified position after rotating the rotary pressing station, and then places the unassembled backlight module on the idle pressing station; the pressing station is provided with a limiting baffle plate which can assist the backlight module to be quickly positioned on the pressing station; the sucking disc is arranged on the mechanical arm, the risk that the backlight module drops when the sucking disc grabs the backlight module can be reduced, and the risk that the backlight module is smashed or grabbed by the mechanical arm can also be reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a cutting table according to the present invention;
FIG. 3 is a schematic view of the structure of the adjustable roller assembly according to the present invention;
FIG. 4 is a schematic view of the horizontal clamping plate of the present invention;
FIG. 5 is a schematic view of the cutting and pressing machine of the present invention;
FIG. 6 is a schematic view of the longitudinal servo cylinder and slide plate assembly of the present invention;
FIG. 7 is a schematic view of the construction of the sliding panel assembly of the present invention;
FIG. 8 is a schematic view of a cutting and pressing device according to the present invention;
FIG. 9 is a schematic view of an integral hold-down assembly of the present invention;
FIG. 10 is a schematic view of the inclined hold-down assembly of the present invention;
FIG. 11 is a schematic view of a pressing assembly according to the present invention;
FIG. 12 is a schematic view of the bottom plate structure of the present invention;
FIG. 13 is a schematic view of a CCD detector according to the present invention;
FIG. 14 is a schematic structural view of a rotary pressing station according to the present invention;
fig. 15 is a schematic structural view of the robot of the present invention.
Reference numerals are as follows:
11. a bottom surface; 12. a square box; 21. a discharging device; 22. a cutting table; 221. a table top; 222. a cutter 223 and a bracket; 224. a dust removal roller; 225. a discharging adjusting roller; 23. adjusting the roller assembly; 231. adjusting the roller; 24. a horizontal clamping plate; 25. a winding device; 251. a winding machine; 252. a transition drum; 253. a material receiving adjusting roller; 3. cutting and pressing machine; 31. a longitudinal servo electric cylinder; 32. a first slide plate assembly; 33. a rib plate; 34. a transverse servo electric cylinder; 35. a second slide plate assembly; 36. a cutting and pressing device; 361. connecting a vertical plate; 362. pressing the assembly down integrally; 363. tilting the hold-down assembly; 364. pressing the components; 365. a base plate; 4. an ion blower; 5. a CCD detector; 6. rotating the pressing station; 61. a power plant; 62. a rotating assembly; 63. a working plate; 64. pressing a station; 7. a manipulator; 71. swinging the upright post; 72. a lifting arm; 73. a swing arm; 74. and (4) sucking discs.
Detailed Description
The technical features mentioned above are combined with each other to form various embodiments which are not listed above, and all of them are regarded as the scope of the present invention described in the specification; further, modifications and variations may be suggested to those skilled in the art in light of the above teachings, and it is intended to cover all such modifications and variations as fall within the scope of the appended claims.
In order to facilitate an understanding of the invention, reference will now be made in detail to the present embodiments of the invention, examples of which are illustrated in the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
The present invention will be described in detail with reference to the accompanying drawings.
Example 1: as shown in fig. 1, an optical composite film assembling machine for a backlight module comprises a workbench, a winding and unwinding tension assembly, a cutting and laminating machine 3, an ion blower 4, a CCD detector 5, a rotary laminating station 6 and a manipulator 7; the workbench is provided with a bottom surface 11 and a square box 12, and the square box is arranged on the left side of the bottom surface; the winding and unwinding tension assembly is provided with a discharging device 21, a cutting table 22, an adjusting roller assembly 23, a horizontal clamping plate 24 and a winding device; the cutting table is provided with a table surface 221, a cutter 222, a bracket 223, a dust removal roller 224 and a discharging adjustment roller 225; the adjusting roller group is provided with an adjusting roller 231 and an air cylinder, and a layer of dust-binding paper is attached to the surface of the dust removing roller 224; the winding device is provided with a winding machine 251, a transition roller 252 and a material receiving adjusting roller 253; the optical composite film starts from the feeding device 21, passes through the space between the dust removing roller 224 and the adjusting roller 231 and bypasses the feeding adjusting roller 225, passes by being clung to the surface of the table surface 221 and the surface of the cutter 222, passes through a gap of the horizontal clamping plate 24, bypasses the transition roller 252 and the receiving adjusting roller 253, and is finally wound on the receiving machine 253; the material receiving machine 253 provides power to drive the optical composite film to continuously advance; the material placing device 21 is matched with the material placing adjusting roller 225 to strain the optical composite film, so that the optical composite film is prevented from being wrinkled after being extruded by the dust removing roller 224 and the adjusting roller 231 under the condition of not being strained; the bottom of the adjusting roller assembly 23 is provided with an air cylinder, the air cylinder drives the adjusting roller 231 to lift, the distance between the dust removing roller 224 and the adjusting roller 231 is adjusted, the optical composite film is ensured to be in close contact with the adjusting roller 231, and the dust removing effect is achieved; the seam of the horizontal clamping plate 24 is flush with the table surface 221 of the cutting table 22, and the table surface 221 of the cutting table 22 and the surface of the cutter 222 are on the same horizontal plane, so that the optical composite film can be ensured to be tightly attached to the upper surface of the cutting table, and the surface of the optical composite film on the cutting table is ensured to be flat; the winding machine 251 and the material receiving adjusting roller 253 are matched to tighten the optical composite film, so that size deviation in the cutting process of the unstrained optical composite film is prevented; the cutting and pressing machine 3 is provided with a longitudinal servo electric cylinder 31, a first sliding plate assembly 32, a rib plate 33, a transverse servo electric cylinder 34, a second sliding plate assembly 35 and a cutting and pressing device 36, wherein the cutting and pressing device 36 is provided with a connecting vertical plate 361, an integral pressing assembly 362, an inclined pressing assembly 363, a pressing assembly 364 and a bottom plate 365; the first sliding plate assembly 32 and the rib plate 33 connect the longitudinal servo electric cylinder 31 and the transverse servo electric cylinder 34, so that the transverse servo electric cylinder 34 can move back and forth; the second sliding plate component 35 connects the cutting and pressing device 36 with the transverse servo electric cylinder 34, so that the cutting and pressing device 36 can move left and right; the laser cutter head in the bottom plate is driven to move by regulating and controlling the movement strokes of the longitudinal servo electric cylinder 31 and the transverse servo electric cylinder 34, and the optical composite film is cut into a required shape by the laser cutter head in the bottom plate; the integral pressing component 362 controls the bottom plate to move up and down, the inclined pressing component 363 controls the bottom plate to tilt forward when the film is pasted, and the pressing component 364 presses down to enable the roller to roll from the surface of the optical composite film after the film is pasted, so that bubbles between the optical composite film and the backlight module are removed; the ion fan 4 can eliminate static on the surface of the optical composite film and prevent the static from adsorbing impurities such as dust in the air; the CCD detector 6 can detect the integrity of the optical composite film and avoid pasting the flawed optical composite film on the backlight module; the rotary pressing station 6 is provided with a power device 61, a rotary component 62, a working disc 63 and a pressing station 64; the power device 61 and the rest of the rotating assemblies 62 are combined to drive the working disc 63 to rotate; a limiting baffle is arranged on the pressing station 64; the limiting baffle can assist the backlight module to be quickly positioned on the pressing station 64; rotating the pressing station 6 to convert the positions of the backlight module without film sticking and the backlight module with the film sticking; the manipulator 7 is provided with a swinging upright post 71, a lifting arm 72, a swinging arm 73 and a suction cup 74, wherein the lifting arm 72 controls the suction cup 74 to lift, the swinging arm 73 controls the suction cup 74 to swing within a small range, the swinging upright post 71 controls the lifting arm 72 and the swinging arm 73 to integrally rotate, the suction cup can be controlled to swing within a large range, and the suction cup 74 grabs the backlight module; the manipulator 7 replaces the manual work to realize the functions of automatic feeding and blanking.
Example 2: as shown in fig. 2, a cutting knife is disposed on the cutting table, and when the type of the optical composite film used is an optical composite film in which a cut and formed optical composite film is adhered to a base film, the cutting knife can separate the optical composite film from the base film when the optical composite film slides on the cutting knife; when the optical composite film needing to be cut is used, the cutting and laminating device cuts the optical composite film, and the optical composite film assembling machine of the backlight module can be suitable for various types of optical composite films.
Example 3: as shown in fig. 2 and 3, in order to ensure the cleanliness of the optical composite film and avoid assembly failure caused by adhesion of impurities on the optical composite film, an adjusting roller assembly, a dust removing roller and an ion fan are provided; the surface of the dust removing roller is provided with dust sticking paper, the optical composite film is adjusted to rise when passing through the lower part of the dust removing roller, so that the optical composite film is tightly attached to the dust removing roller, and the dust removing roller removes dust of the optical composite film for one time; the ion fan can eliminate static on the surface of the optical composite film by transferring the optical composite film to a pressing station after cutting, so that impurities such as dust in the air are prevented from being adsorbed on the optical composite film by the static, and the static fan removes dust for the second time on the optical composite film.
Example 4: as shown in fig. 4; if the horizontal clamping plate is not arranged, the optical composite film in front of the horizontal clamping plate may have an uneven phenomenon, and if the surface of the optical composite film is not flat enough, the cut optical composite film may have a deviation in size in the film cutting process; the crack of horizontal splint and the upper surface parallel and level of cutting the platform, optical composite film passes by horizontal splint's crack behind the cutting platform, has both guaranteed that optical composite film and cutting platform can fully laminate, can guarantee again to cut the optical composite film surfacing on the platform, avoids leading to the optical composite film size of cutting to be unparalleled and can not use because of optical composite film surfacing inadequately.
Example 5: as shown in fig. 6 to 12, in order to realize the integrated control of cutting and pressing of the optical composite film, a cutting press is provided, and the cutting press is provided with a longitudinal servo electric cylinder, a first sliding plate assembly, a rib plate, a transverse servo electric cylinder, a second sliding plate assembly and a cutting press; the longitudinal servo electric cylinder and the first sliding plate component are combined with each other to control the cutting and laminating device to move back and forth; the transverse servo electric cylinder and the second sliding plate component are combined with each other to control the cutting and pressing device to move left and right; the cutting and pressing device is provided with an integral pressing component, an inclined pressing component, a pressing component and a bottom plate; the bottom plate is provided with an air exhaust port, and the bottom of the bottom plate is provided with an air hole and a laser cutter head; the laser tool bit in the bottom plate is driven to move by regulating and controlling the strokes of the longitudinal servo electric cylinder and the transverse servo electric cylinder, and the laser tool bit in the bottom plate cuts the optical composite film into a required shape; after the film cutting is finished, air is pumped from the air pumping hole of the bottom plate, the air hole at the bottom of the bottom plate is changed into an air suction state, and the cut optical composite film is adsorbed on the bottom surface of the bottom plate by the bottom plate; the longitudinal servo electric cylinder and the transverse servo electric cylinder drive the cut optical composite film to reach the upper part of the pressing station; the integral pressing component, the inclined pressing component, the longitudinal servo electric cylinder and the transverse servo electric cylinder are matched with each other to stick the optical composite film on the surface of the backlight module; after the film is pasted, the pressing component is pressed downwards to enable the pressing roller to be in contact with the optical composite film, the longitudinal servo electric cylinder drives the pressing component to move back and forth, the pressing roller rolls on the surface of the optical composite film, and bubbles between the optical composite film and the backlight module are extruded out; the surface of the pressing roller adopts a soft rubber structure, so that the pressing roller is more tightly attached to the optical composite film, and meanwhile, the hard roller can be prevented from damaging the optical composite film or the backlight module in the pressing process.
Example 6: as shown in fig. 13, in order to prevent the defective optical composite film from being assembled on the backlight module, a CCD detector is provided, which is provided with a transverse slide, a longitudinal slide and a detection probe; the detection probe can move all around, when the optical composite film is cut, when the optical composite film reaches the upper part of the CCD detector, the detection probe checks the integrity of the optical composite film, if the optical composite film has flaws, the CCD detector immediately prompts an alarm, and the cutting press-fit machine cuts the optical composite film again.
The working principle of the invention is as follows: the optical composite film passes through the space between the dust removal roller and the adjusting roller component from the material discharge device, and the adjusting roller component adjusts the distance between the adjusting roller and the dust removal roller through lifting, so that the optical composite film is fully attached to the dust removal roller; the surface of the dust removing roller is provided with dust sticking paper which removes dust from the optical composite film at one time and presses the optical composite film to prevent the optical composite film from being pressed untight; the optical composite film bypasses the discharging adjusting roller and passes through the upper surface of the cutting table; the optical composite film passes through a seam in the middle of the horizontal clamping plate, then bypasses the transition roller and the material receiving adjusting roller, and finally is wound on a winding machine, and the horizontal clamping plate presses the optical composite film on the surface of the cutting table; the winding machine provides power to drive the optical composite film to continuously advance, and meanwhile, the fertilizer cut by the optical composite film is wound; the stroke of the cutting and laminating device is regulated and controlled by a longitudinal servo electric cylinder and a transverse servo electric cylinder of the cutting and laminating machine, the optical composite film is cut into a required shape by a laser cutter head at the bottom surface of the cutting and laminating device, air exhaust is started from an air exhaust opening of the bottom plate after the optical composite film is cut, an air hole at the bottom surface of the bottom plate is changed into an air suction state, and the cut optical composite film is adsorbed on the bottom plate; the cutting press machine drives the cut optical composite film to move to a pressing station, and when the optical composite film passes above the ion fan in the process of moving, the ion fan removes static on the surface of the optical composite film, so that dust and other impurities in the air are prevented from being adsorbed on the optical composite film by the static; when the optical composite film passes above the CCD detector, the CCD detector checks the integrity of the optical composite film, and if the optical composite film is found to be defective, an alarm signal is sent out immediately; after the optical composite film reaches the pressing station, the inclined pressing assembly presses the bottom plate to be in a forward inclined state, the integral pressing assembly presses down, and meanwhile, the longitudinal servo electric cylinder pushes the cutting pressing device to move forward, so that the optical composite film is pressed on the surface of the backlight module; the pressing assembly is pressed downwards to enable the pressing roller to be in contact with the optical composite film, the longitudinal servo electric cylinder drives the cutting pressing device to move back and forth, the pressing roller rolls on the surface of the optical composite film, bubbles between the optical composite film and the backlight module are extruded out, and film pasting operation is completed; the manipulator grabs the backlight module and puts one side near the manipulator, the rotary pressing station rotates the backlight module to one side near the cutting and pressing machine, meanwhile, the manipulator grabs the backlight module again and puts the backlight module on the idle pressing station, after the cutting and pressing machine finishes film pasting of the backlight module near one side, the rotary pressing station rotates again to exchange the positions of the film-pasted backlight module and the film-pasted backlight module, the cutting and pressing machine carries out film cutting and pasting again, and the manipulator transfers the assembled backlight module to a designated area and then places the unassembled backlight module on the idle pressing station again.
The technical features mentioned above are combined with each other to form various embodiments which are not listed above, and all of them are regarded as the scope of the present invention described in the specification; also, modifications and variations may be suggested to those skilled in the art in light of the above teachings, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.

Claims (9)

1. An optical composite film assembling machine of a backlight module is characterized by being provided with a workbench, a winding and unwinding tension assembly, a cutting and laminating machine, an ion fan, a CCD detector, a rotary laminating station and a manipulator; the workbench is provided with a square box and a bottom surface, and the square box is arranged on the left side of the bottom surface; the winding and unwinding tension assembly is arranged on the workbench; the cutting and laminating machine is arranged on the square box; the ion fan is arranged on the bottom surface, and the rotary pressing station is arranged on the bottom surface; the ion fan is positioned between the winding and unwinding tension assembly and the rotary pressing station; the CCD detector is arranged on the right side of the square box and is positioned in front of the winding and unwinding tension assembly; the manipulator is positioned in front of the rotary pressing station;
the cutting and laminating machine is provided with a longitudinal servo electric cylinder, a first sliding plate component, a rib plate, a transverse servo electric cylinder, a second sliding plate component and a cutting and laminating device; the longitudinal servo electric cylinder is installed on the square box, the first sliding plate assembly is installed on the longitudinal servo electric cylinder, the rib plate is installed on the first sliding plate assembly, and the transverse servo electric cylinder is installed on the rib plate; the second sliding plate assembly is installed on the transverse servo electric cylinder, and the cutting and pressing device is installed on the second sliding plate assembly;
the cutting and pressing device is provided with a connecting vertical plate, an integral pressing component, an inclined pressing component, a pressing component and a bottom plate; the connecting vertical plate is arranged on the second sliding plate assembly, and a vertical slide way is arranged on the connecting vertical plate; the integral downward pressing assembly is provided with a vertical sliding block, a first downward pressing cylinder, a downward pressing vertical plate, a downward pressing flat plate, a transverse shaft and a bearing seat; the first downward air cylinder is arranged in front of the connecting vertical plate, the vertical slide block is arranged on the vertical slide way, the downward vertical plate is arranged on the vertical slide block, and a shaft of the first downward air cylinder is connected with the downward vertical plate; the bearing seat is arranged behind the connecting vertical plate; the transverse shaft is arranged in the bearing seat, one end of the downward pressing flat plate is connected with the transverse shaft, and the other end of the downward pressing flat plate is connected with the downward pressing vertical plate; the inclined pressing assembly is provided with a second pressing cylinder, a sliding block assembly and a sliding groove; the second downward pressing air cylinder is arranged on the downward pressing vertical plate, one end of the sliding block assembly is connected with the first downward pressing air cylinder, the sliding groove is arranged on the bottom plate, and the other end of the sliding block assembly is connected with the sliding groove; the pressing assembly is provided with an air cylinder mounting plate, a third pressing air cylinder, a roller frame and a pressing roller, the air cylinder mounting plate is mounted on the bearing block, and the third pressing air cylinder is mounted in the middle of the air cylinder mounting plate; the shaft of the third pressing cylinder is connected with the roller frame, the roller is installed on the roller frame, and the surface of the roller is of a soft rubber structure.
2. The assembly machine of claim 1, wherein the worktable has a bottom surface and a square box installed at a left side of the bottom surface.
3. The assembly machine for assembling optical composite films of backlight modules according to claim 1, wherein the winding and unwinding tension assembly comprises a feeding device, a cutting table, an adjusting roller assembly, a horizontal clamping plate and a winding device; the feeding device is arranged on the right side of the square box, and a first bearing is arranged at the connecting position of the feeding device and the square box; the cutting table is arranged on the right side of the square box and positioned in front of the feeding device, and a feeding adjusting roller and a dust removing roller are arranged at the lower part of the cutting table; the adjusting roller assembly is arranged on the bottom surface and is positioned below the dust removing roller; the horizontal clamping plate is arranged on the right side of the square box, and a crack of the horizontal clamping plate is flush with the surface of the cutting table; the winding device is provided with a transition roller, a receiving adjusting roller and a receiving machine, the transition roller and the receiving adjusting roller are installed on the right side of the square box, the transition roller is located behind the horizontal clamping plate, the receiving adjusting roller is located on the upper rear side of the transition roller, and the receiving machine is installed on the rear side face of the square box.
4. The optical composite film assembling machine for a backlight module according to claim 1, wherein the mounting direction of the rib plate is perpendicular to the mounting direction of the longitudinal servo cylinder; the transverse servo electric cylinder structure is consistent with the transverse servo electric cylinder structure, and the second sliding plate component is consistent with the first sliding plate component in structure.
5. The assembly machine for assembling optical composite films of backlight modules according to claim 4, wherein the press-fit assembly is provided with auxiliary down-pressure cylinders, and the auxiliary down-pressure cylinders are installed at two sides of the third down-pressure cylinder; the shaft of the auxiliary pressing cylinder is connected with the roller frame; the bottom surface of the bottom plate is provided with an air hole, and the side surface of the bottom plate is provided with an air extraction opening; the left rear part position of bottom plate is equipped with the laser tool bit, the laser tool bit is located inside the bottom plate.
6. The assembly machine of claim 1, wherein the ion blower has a blower bracket and a blower body, the blower bracket is mounted on the bottom surface, the blower body is mounted on the blower bracket, the blower body can freely rotate on the blower bracket, and the ion blower is symmetrically mounted on the worktable.
7. The assembly machine for assembling optical composite films of backlight modules according to claim 1, wherein the CCD detector is provided with a longitudinal slide way, a transverse slide way and a detection probe; the longitudinal slideway is arranged on the right side of the square box, the transverse slideway is arranged on the longitudinal slideway, and the detection probe is arranged on the transverse slideway; the CCD detector is positioned in front of the ion fan.
8. The assembly machine for assembling optical composite films of backlight modules according to claim 1, wherein the rotary pressing station is provided with a power device, a rotary component, a working disc and a pressing station; the power device is installed on the bottom surface, one end of the rotating assembly is connected with the power device, the other end of the rotating assembly is connected with the working disc, the pressing stations are symmetrically installed at two ends of the working disc, and the limiting baffle is arranged on each pressing station.
9. The assembly machine for assembling optical composite films of backlight modules according to claim 1, wherein the manipulator is provided with a swing column, a lifting arm, a swing arm and a suction cup; the swinging upright post is placed in front of the rotary pressing station, and the lifting arm is installed at the top end of the swinging upright post; the swing arm is arranged at the top end of the lifting arm; the suction cup is mounted on the swing arm.
CN202110595842.6A 2021-05-29 2021-05-29 Optical composite film assembling machine of backlight module Active CN113263736B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115285773B (en) * 2022-09-30 2022-12-06 常州市武进天龙发展有限公司 Optical film conveying apparatus

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108248180A (en) * 2018-01-18 2018-07-06 深圳市华东兴科技有限公司 A kind of full-automatic volume is to piece laminating machine
CN108687816A (en) * 2018-05-18 2018-10-23 合肥京东方显示光源有限公司 Membrane material cutting method, cutting means, compound film material, backlight module and display device
CN209803484U (en) * 2019-05-28 2019-12-17 深圳市隆利科技股份有限公司 Full-automatic backlight unit kludge
CN112850301A (en) * 2021-01-01 2021-05-28 叶温柔 Membrane cutting and pasting mechanism of membrane for backlight module of LED display screen

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108248180A (en) * 2018-01-18 2018-07-06 深圳市华东兴科技有限公司 A kind of full-automatic volume is to piece laminating machine
CN108687816A (en) * 2018-05-18 2018-10-23 合肥京东方显示光源有限公司 Membrane material cutting method, cutting means, compound film material, backlight module and display device
CN209803484U (en) * 2019-05-28 2019-12-17 深圳市隆利科技股份有限公司 Full-automatic backlight unit kludge
CN112850301A (en) * 2021-01-01 2021-05-28 叶温柔 Membrane cutting and pasting mechanism of membrane for backlight module of LED display screen

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