阅读说明：本技术 一种用于背光模组加工的注胶设备 (Glue injection equipment for processing backlight module ) 是由 闫树彩 闫雪楠 闫树灿 闫树雪 闫树晴 于 2021-07-28 设计创作，主要内容包括：本发明公开了一种用于背光模组加工的注胶设备,包括机架、转动组件、减速电机和顶料组件,所述机架的表面两端设置有输送带,且机架的表面固定有龙门架,所述齿轮转动连接在安装架的表面,且齿轮与转盘相连接,所述减速电机固定在机架的底部,且减速电机的输出端与支撑柱相连接,所述活动杆滑动连接在承载盘的四周,且活动杆贯穿置物槽的顶部固定有顶料板。该用于背光模组加工的注胶设备设置龙门架,通过龙门架内壁左侧的吸尘口可以在注胶前对电路板表面的灰尘以及杂质进行吸附,以提高注胶效果,配合龙门架内壁右侧的吹风口可以在注胶后对电路板表面的胶液进行加热烘干,从而提高加工效率,提高其实用性。(The invention discloses glue injection equipment for processing a backlight module, which comprises a rack, a rotating assembly, a gear motor and an ejector assembly, wherein conveying belts are arranged at two ends of the surface of the rack, a portal frame is fixed on the surface of the rack, the gear is rotationally connected to the surface of an installation frame and is connected with a turntable, the gear motor is fixed at the bottom of the rack, the output end of the gear motor is connected with a support column, a movable rod is slidably connected to the periphery of a bearing disc, and an ejector plate is fixed at the top of the movable rod penetrating through a material containing groove. This a injecting glue equipment for backlight unit processing sets up the portal frame, can adsorb dust and impurity on circuit board surface before the injecting glue through the left dust absorption mouth of portal frame inner wall to improve the injecting glue effect, the mouth of blowing on cooperation portal frame inner wall right side can heat the glue solution on circuit board surface after the injecting glue and dry, thereby improves machining efficiency, improves its practicality.)

1. The utility model provides a injecting glue equipment for backlight unit processing, includes frame (1), rotating assembly (20), gear motor (21) and liftout subassembly (25), its characterized in that:

the automatic dust collector is characterized in that conveying belts (2) are arranged at two ends of the surface of the rack (1), a portal frame (3) is fixed on the surface of the rack (1), a suction fan (4) and a hot air fan (5) are fixed at the left end and the right end of the top of the portal frame (3) respectively, the suction fan (4) is connected with a collecting box (7) and a dust suction port (8) through a conveying pipe (6), the collecting box (7) is fixed on the left side of the rack (1), the dust suction port (8) is arranged at the top of the inner wall of the left side of the portal frame (3), the hot air fan (5) is connected with a blowing port (10) through an air supply pipe (9), the blowing port (10) is arranged at the top of the inner wall of the right side of the portal frame (3), an L-shaped fixing frame (11) is fixed at the rear end of the surface of the rack (1), first air cylinders (12) are fixed at two ends of the top of the L-shaped fixing frame (11), and a mounting frame (13) is fixed at the bottom, wherein the first air cylinder (12) penetrates through the L-shaped fixing frame (11), a turntable (14) is rotatably connected inside the mounting frame (13), a glue injection device (15) is fixed at the bottom of the turntable (14), a glue injection pipe (16) is arranged below the glue injection device (15), U-shaped frames (17) are fixed at two ends of the inner side of the mounting frame (13), a heating plate (18) is arranged on the surface of the inner wall of the left U-shaped frame (17), and a cleaning plate (19) is arranged on the surface of the inner wall of the right U-shaped frame (17);

the rotating assembly (20) for driving the rotating disc (14) to rotate is arranged on the outer side surface of the mounting frame (13);

the speed reducing motor (21) is fixed at the bottom of the rack (1), the output end of the speed reducing motor (21) is connected with the supporting column (22), the supporting column (22) is rotatably connected to the surface of the rack (1), the top of the supporting column (22) is fixedly provided with a bearing disc (23), and meanwhile, the periphery of the surface of the bearing disc (23) is provided with object placing grooves (24);

the ejection component (25) for facilitating blanking is arranged around the bearing disc (23).

2. The glue injection equipment for processing the backlight module as claimed in claim 1, wherein: the rotating assembly (20) comprises a gear (2001), a rack (2002), a movable plate (2003) and a second cylinder (2004), the gear (2001) is rotatably connected to the surface of the mounting frame (13), the gear (2001) is connected with the rotary disc (14), the rack (2002) is connected to the outer side of the gear (2001) in a meshing manner, the rack (2002) is fixed to the surface of the movable plate (2003), the movable plate (2003) is connected with the second cylinder (2004), and the second cylinder (2004) is fixed to the surface of the mounting frame (13).

3. The glue injection equipment for processing the backlight module as claimed in claim 1, wherein: the liftout subassembly (25) includes movable rod (2501), kicking plate (2502), pulley (2503), spring (2504) and trapezoidal piece (2505), movable rod (2501) sliding connection is around bearing dish (23), and movable rod (2501) run through the top of putting thing groove (24) and be fixed with kicking plate (2502), and the bottom of movable rod (2501) is provided with pulley (2503) simultaneously, spring (2504) have been cup jointed to the surface of movable rod (2501), and spring (2504) fix around the bottom of bearing dish (23), the fixed stopper (2505) of surface front end of frame (1), and stopper (2505) contact with pulley (2503).

4. The glue injection equipment for processing the backlight module as claimed in claim 1, wherein: the dust collection port (8) and the air blowing port (10) are both perpendicular to the storage groove (24).

5. The glue injection equipment for processing the backlight module as claimed in claim 1, wherein: the width of the inner wall of the U-shaped frame (17) is larger than the diameter of the glue injection pipe (16).

6. The glue injection equipment for processing the backlight module as claimed in claim 1, wherein: the storage slots (24) are provided with a plurality of groups and are arranged at equal intervals.

7. The glue injection equipment for processing the backlight module as claimed in claim 2, wherein: the rotating disc (14), the gear (2001), the rack (2002) and the movable plate (2003) jointly form a rotating mechanism, and the rotating angle range of the rotating mechanism is 0-90 degrees.

8. The glue injection equipment for processing the backlight module as claimed in claim 3, wherein: the limiting block (2505) is trapezoidal.

9. The glue injection equipment for processing the backlight module as claimed in claim 3, wherein: a telescopic mechanism is formed among the movable rod (2501), the ejector plate (2502) and the spring (2504).

Technical Field

The invention relates to the technical field related to backlight module processing, in particular to glue injection equipment for backlight module processing.

Background

The backlight module is one of the key components of the liquid crystal display panel, and has the functions of supplying sufficient light source with uniform brightness and distribution to enable the liquid crystal display panel to normally display images, generally, the backlight source of the liquid crystal display is formed by the light source, a light guide plate, a reflector plate and an optical membrane, when light emitted by the backlight module irradiates on the liquid crystal panel, the light firstly penetrates upwards through a lower polarizer, then the light contacts a color filter to generate color, finally the light enters an upper polarizer, after the polarization direction of the light is changed by liquid crystal, part of the light can be emitted, and part of the light can be absorbed, so that each pixel on the whole liquid crystal panel can respectively determine the intensity of the emitted light, images are generated, in order to avoid the LED light bar in the backlight module from being damaged due to moisture, glue injection needs to be performed on the LED light bar or the lamp bead on a circuit board in the processing process, and the existing glue injection equipment has a single structure, the glue injection efficiency is low, the LED light bar is not convenient to preprocess before glue injection, and dust or impurities are easy to attach to the circuit board before glue injection, so that the glue injection quality of the LED light bar is influenced.

Disclosure of Invention

The invention aims to provide glue injection equipment for processing a backlight module, and aims to solve the problems that the existing glue injection equipment in the background art is single in structure, low in glue injection efficiency and prone to cause dust or impurities to be attached to a circuit board before glue injection, so that glue injection quality is affected.

In order to achieve the purpose, the invention provides the following technical scheme: a glue injection device for processing a backlight module comprises a frame, a rotating assembly, a speed reducing motor and a material ejecting assembly,

the automatic dust collector is characterized in that conveying belts are arranged at two ends of the surface of the rack, the surface of the rack is fixedly provided with a portal frame, the left end and the right end of the top of the portal frame are respectively fixedly provided with a suction fan and a hot air fan, the suction fan is respectively connected with a collecting box and a dust suction port through the conveying pipes, the collecting box is fixed at the left side of the rack, the dust suction port is arranged at the top of the inner wall of the left side of the portal frame, the hot air fan is connected with a blowing port through an air supply pipe, the blowing port is arranged at the top of the inner wall of the right side of the portal frame, the rear end of the surface of the rack is fixedly provided with an L-shaped fixing frame, two ends of the top of the L-shaped fixing frame are fixedly provided with first air cylinders, the first air cylinders penetrate through the bottom of the L-shaped fixing frame, the inside of the mounting frame is rotatably connected with a turntable, the bottom of the turntable is fixedly provided with a glue injection device, a glue injection pipe is arranged below the glue injection device, and two ends of the inner side of the mounting frame are fixedly provided with U-shaped frames, a heating plate is arranged on the inner wall surface of the left U-shaped frame, and a cleaning plate is arranged on the inner wall surface of the right U-shaped frame;

the rotating assembly for driving the turntable to rotate is arranged on the outer side surface of the mounting rack;

the speed reducing motor is fixed at the bottom of the rack, the output end of the speed reducing motor is connected with the support column, the support column is rotatably connected to the surface of the rack, a bearing disc is fixed at the top of the support column, and meanwhile, object placing grooves are formed in the periphery of the surface of the bearing disc;

the ejection component is arranged around the bearing plate and used for facilitating blanking.

Preferably, the rotating assembly comprises a gear, a rack, a movable plate and a second cylinder, the gear is rotatably connected to the surface of the mounting frame, the gear is connected with the turntable, the rack is meshed with the outer side of the gear and fixed to the surface of the movable plate, the movable plate is connected with the second cylinder, and the second cylinder is fixed to the surface of the mounting frame.

Preferably, the liftout subassembly includes movable rod, liftout board, pulley, spring and trapezoidal piece, movable rod sliding connection bears the dish around, and the movable rod runs through the top of putting the thing groove and is fixed with the liftout board, and the bottom of movable rod is provided with the pulley simultaneously, the spring has been cup jointed on the surface of movable rod, and the spring is fixed around the bottom of bearing the dish, the surperficial front end of frame is fixed with the stopper, and the stopper contacts with the pulley.

Preferably, the dust suction port and the air blowing port are both perpendicular to the storage groove.

Preferably, the width of the inner wall of the U-shaped frame is larger than the diameter of the glue injection pipe.

Preferably, the storage slots are provided with a plurality of groups and are arranged at equal intervals.

Preferably, the rotating mechanism is formed by the rotating disc, the gear, the rack and the movable plate, and the rotating angle of the rotating mechanism ranges from 0 degree to 90 degrees.

Preferably, the limiting block is trapezoidal.

Preferably, a telescopic mechanism is formed among the movable rod, the ejector plate and the spring.

Compared with the prior art, the invention has the beneficial effects that: the glue injection equipment for processing the backlight module,

(1) the portal frame is arranged, dust and impurities on the surface of the circuit board can be adsorbed before glue injection through the dust suction port on the left side of the inner wall of the portal frame, so that the glue injection effect is improved, and glue solution on the surface of the circuit board can be heated and dried after glue injection through the air blowing port on the right side of the inner wall of the portal frame, so that the processing efficiency is improved, and the practicability of the processing efficiency is improved;

(2) the multifunctional electric soldering iron is provided with the bearing disc and the object placing grooves, a worker can place the circuit board in the object placing grooves on the surface of the bearing disc and drive the bearing disc to rotate by matching with the speed reducing motor, so that the circuit board in the object placing grooves can be driven to sequentially carry out the steps of dust collection, glue injection, drying and the like, the structure is simple, and the working efficiency is greatly improved;

(3) the glue injection device is provided with a gear and a turntable, the movable plate is driven to slide through a second air cylinder on the outer side of the mounting frame, the movable plate drives the gear and the turntable to rotate through a rack, so that the glue injection device below the turntable can be driven to rotate, the glue injection pipe can be clamped into a U-shaped frame on the right side inside the mounting frame to be cleaned after work is finished, the glue injection pipe can be clamped into a U-shaped frame on the left side inside the mounting frame to be heated after shutdown, the glue solution inside the glue injection pipe is prevented from being solidified to cause blockage, the structure is compact, and the functionality of the glue injection pipe is improved;

(4) when the bearing disc drives the circuit board to move to the front end of the rack, the trapezoid limiting block ash at the front end of the rack abuts against the pulley at the bottom of the movable rod, so that the pulley and the movable rod can be driven to slide upwards, the ejector plate is driven to slide upwards through the movable rod, the circuit board is ejected out of the object placing groove, the unloading of workers is facilitated, and the convenience of the circuit board is improved;

drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a front view of the L-shaped fixing frame of the present invention;

FIG. 4 is a schematic view of a front cross-sectional view of the mounting bracket of the present invention;

FIG. 5 is a schematic bottom view of the mounting bracket of the present invention;

FIG. 6 is a schematic view of the structure of FIG. 4 at A according to the present invention;

FIG. 7 is a schematic top view of a carrier tray according to the present invention;

FIG. 8 is a schematic view of a front cross-sectional structure of a carrier tray according to the present invention;

FIG. 9 is a schematic side view of the present invention.

In the figure: 1. the device comprises a rack, 2, a conveying belt, 3, a portal frame, 4, a suction fan, 5, a hot air blower, 6, a conveying pipe, 7, a collecting box, 8, a dust suction opening, 9, an air supply pipe, 10, an air blowing opening, 11, an L-shaped fixing frame, 12, a first air cylinder, 13, a mounting frame, 14, a turntable, 15, a glue injection device, 16, a glue injection pipe, 17, a U-shaped frame, 18, a heating plate, 19, a cleaning plate, 20, a rotating assembly, 2001, a gear, 2002, a rack, 2003, a movable plate, 2004, a second air cylinder, 21, a speed reduction motor, 22, a support column, 23, a bearing plate, 24, an object placing groove, 25, a material ejecting assembly, 2501, a movable rod, 2502, an ejecting plate, 2503, a pulley, 2504, a spring, 2505 and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides a technical solution: a glue injection device for processing a backlight module is disclosed, as shown in figure 1, figure 2, figure 3, figure 4, figure 5 and figure 6, wherein two ends of the surface of a frame 1 are provided with conveyor belts 2, the surface of the frame 1 is fixed with a portal frame 3, the left end and the right end of the top of the portal frame 3 are respectively fixed with a suction fan 4 and a hot air fan 5, the suction fan 4 is respectively connected with a collection box 7 and a dust suction port 8 through a conveying pipe 6, the collection box 7 is fixed at the left side of the frame 1, a dust suction port 8 is arranged at the top of the left inner wall of the portal frame 3, the hot air fan 5 is connected with a blowing port 10 through a blowing pipe 9, the blowing port 10 is arranged at the top of the right inner wall of the portal frame 3, the dust suction port 8 and the blowing port 10 are both arranged perpendicular to a storage groove 24, the suction port 8 at the top of the left inner wall of the portal frame 3 can be enabled to generate suction force through the suction force by the suction fan 4 so as to absorb dust and impurities on a circuit board in the storage groove 24, thereby avoiding dust from affecting glue injection quality, and cooperating with the air heater 5 to make the blowing port 10 on the top of the right inner wall of the portal frame 3 blow out hot air to dry glue solution after glue injection, thereby improving the solidification speed of the glue solution and increasing the functionality of the glue solution, the rear end of the surface of the frame 1 is fixed with an L-shaped fixing frame 11, and both ends of the top of the L-shaped fixing frame 11 are fixed with a first air cylinder 12, and simultaneously the first air cylinder 12 penetrates through the bottom of the L-shaped fixing frame 11 and is fixed with a mounting frame 13, the inside of the mounting frame 13 is rotatably connected with a turntable 14, and the bottom of the turntable 14 is fixed with a glue injection device 15, and simultaneously the lower part of the glue injection device 15 is provided with a glue injection pipe 16, both ends of the inner side of the mounting frame 13 are fixed with a U-shaped frame 17, and the inner wall surface of the left U-shaped frame 17 is provided with a heating plate 18, and the inner wall surface of the right U-shaped frame 17 is provided with a cleaning plate 19, and the width of the inner wall of the U-shaped frame 17 is larger than the diameter of the glue injection pipe 16, so that the glue injection pipe 16 can be heated by the heating plate 18 on the inner wall surface of the left U-shaped frame 17 after the machine is stopped, thereby avoiding glue blockage, the glue remained on the surface of the glue injection pipe 16 can be cleaned by the cleaning plate 19 on the inner wall surface of the right U-shaped frame 17, so as to improve the quality of subsequent glue injection, the rotating assembly 20 for driving the rotating disc 14 to rotate is arranged on the outer side surface of the mounting frame 13, the rotating assembly 20 comprises a gear 2001, a rack 2002, a movable plate 2003 and a second cylinder 2004, the gear 2001 is rotatably connected on the surface of the mounting frame 13, the gear 2001 is connected with the rotating disc 14, the rack 2002 is connected on the outer side of the gear 2001 in a meshing manner, the rack 2002 is fixed on the surface of the movable plate 2003, the movable plate 2003 is connected with the second cylinder 2004, the second cylinder 2004 is fixed on the surface of the mounting frame 13, and the rotating mechanism is formed among the rotating disc 14, the gear 2001, the rack 2002 and the movable plate 2003, the rotation angle of the rotation mechanism is in the range of 0-90 °, the second cylinder 2004 outside the mounting frame 13 drives the movable plate 2003 to slide, the movable plate 2003 drives the gear 2001 to rotate through the rack 2002 on the surface of the movable plate 2003, so that the gear 2001 drives the turntable 14 and the glue injection device 15 inside the mounting frame 13 to rotate, the glue injection pipe 16 can be clamped into the left or right U-shaped frame 17 inside the mounting frame 13, the glue injection angle of the glue injection pipe 16 can be adjusted, and the functionality of the glue injection pipe is improved.

As shown in fig. 1, fig. 2 and fig. 7, gear motor 21 is fixed in the bottom of frame 1, and gear motor 21's output is connected with support column 22, support column 22 rotates the surface of connecting in frame 1, and the top of support column 22 is fixed with bears dish 23, bear the surface of dish 23 simultaneously and seted up all around and put thing groove 24, it is provided with the multiunit to put thing groove 24, and its equidistant setting, so that make the staff can arrange the circuit board of treating the injecting glue in the thing groove 24 that bears dish 23 surface in proper order, cooperation gear motor 21 drives support column 22 and bears dish 23 and rotates, so that it drives the circuit board of treating the injecting glue and carry out dust absorption, steps such as injecting glue and stoving in proper order to make and bear dish 23, injecting glue efficiency and quality have been improved greatly.

As shown in fig. 1, fig. 7, fig. 8 and fig. 9, a liftout assembly 25 for facilitating blanking is disposed around the carrying tray 23, the liftout assembly 25 includes a movable rod 2501, a material ejecting plate 2502, a pulley 2503, a spring 2504 and a trapezoidal block 2505, the movable rod 2501 is slidably connected around the carrying tray 23, the movable rod 2501 penetrates through the top of the article holding slot 24 to fix the material ejecting plate 2502, the bottom of the movable rod 2501 is provided with the pulley 2503, the surface of the movable rod 2501 is sleeved with the spring 2504, the spring 2504 is fixed around the bottom of the carrying tray 23, the front end of the surface of the frame 1 is fixed with the limiting block 2505, and the limiting block 2505 is in contact with the pulley 2503, the limiting block 2505 is trapezoidal, when the carrying tray 23 drives the movable rod 2501 to rotate to the limiting block 2505 on the front end surface of the frame 1, the pulley 2503 at the bottom of the movable rod 2501 can be pressed against the limiting block 2505, thereby driving the pulley 2503 and the movable rod 2501 to slide upwards, so that make movable rod 2501 drive the flitch 2502 at top will put the circuit board in the thing groove 24 upwards ejecting, make things convenient for the staff to take out the circuit board, improve work efficiency, constitute telescopic machanism between movable rod 2501, flitch 2502 and the spring 2504, after movable rod 2501 drives flitch 2502 and ejecting thing groove 24 of putting of circuit board, can drive movable rod 2501 and continue to rotate under the rotation that bears dish 23, so that make pulley 2503 and stopper 2505 separation of movable rod 2501 bottom, later movable rod 2501 then can be in its surface spring 2504's elasticity effect down slip, thereby make flitch 2502 reset, so that the staff places the circuit board, improve work efficiency.

The working principle is as follows: when the glue injection equipment for processing the backlight module is used, firstly, the circuit board is conveyed by the conveying belt 2 at the left side of the rack 1, then the circuit board to be injected is placed in the object placing groove 24 at the surface of the carrying disc 23, the speed reducing motor 21 at the bottom of the rack 1 is opened to drive the supporting column 22 and the carrying disc 23 to rotate, the carrying disc 23 drives the circuit board to be injected to move to the lower part of the dust suction opening 8 at the left side of the inner wall of the portal frame 3, so that the dust suction opening 8 generates suction force by the suction fan 4, dust and impurities on the surface of the circuit board are sucked into the collecting box 7, then the carrying disc 23 drives the circuit board to move to the lower part of the L-shaped fixing frame 11, so that the mounting frame 13 is driven to descend by the first air cylinder 12 at the top of the L-shaped fixing frame 11, and simultaneously, the glue injection device 15 and the glue injection pipe 16 below the turntable 14 at the inner side of the mounting frame 13 descend to inject glue into the lamp tubes on the circuit board, after glue injection is completed, the bearing disc 23 can drive the circuit board to move to the position below the air blowing port 8 on the right inner wall of the portal frame 3, so that hot air is generated by the hot air blower 5, the glue solution is dried by the air blowing port 8, then the circuit board is driven by the bearing disc 23 to move to the front end of the frame 1, meanwhile, the pulley 2503 at the bottom of the movable rod 2501 is driven to abut against the limiting block 2505, so that the pulley 2503 and the movable rod 2501 are driven to slide upwards, the ejector plate 2502 at the top is driven by the movable rod 2501 to eject the circuit board in the storage groove 24 upwards, so that a worker can conveniently take out the circuit board, then the circuit board after glue injection can be conveyed by the conveyor belt 2 on the right side of the frame 1, after the pulley 2503 at the bottom of the movable rod 2501 is separated from the limiting block 2505, the movable rod 2501 can be driven to descend by the elastic force of the spring 2504 on the surface of the movable rod 2501, and the ejector plate 2502 can descend to reset, so that the circuit board can be placed later, after the work is finished, the second cylinder 2004 on the surface of the mounting frame 13 can be opened to drive the movable plate 2003 to slide, the movable plate 2003 drives the gear 2001 to rotate through the rack 2002 on the surface of the movable plate, so that the gear 2001 drives the rotary disc 14 and the glue injection device 15 on the inner side of the mounting frame 13 to rotate, the glue injection pipe 16 can be clamped into the left side inside the mounting frame 13 to be heated, the glue inside the glue injection pipe 16 is prevented from being solidified, or the glue on the surface of the glue injection pipe 16 is cleaned in the right-side U-shaped frame 17, so that the functionality of the glue injection pipe 16 is improved, and the whole operation is completed, and the content which is not described in detail in the specification belongs to the prior art which is well known by a person skilled in the art.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.