CN210514676U - LED backlight board compaction device - Google Patents

Abstract

The utility model discloses a LED backlight board compacting device, which comprises an objective table, a vertical upright post, a horizontal support arm and a clamp, wherein the center of the objective table is provided with four mounting holes, the bottom of the clamp is provided with four second mounting posts, the clamp is detachably arranged at the center of the objective table by inserting the second mounting posts into the mounting holes, the bottom of the clamp is padded with a sheet-type pressure sensor which is electrically connected with a PLC singlechip arranged on the objective table, the PLC singlechip is electrically connected with an external power supply, the LED backlight board compacting device compacts a light guide plate and a rubber frame, so that the combination of the light guide plate and the rubber frame is firmer, the pressure is uniform, the compacting speed is faster, the contact between the fingers of workers and the edge of the rubber frame is avoided, thereby avoiding the potential safety hazard of being scratched, the LED backlight board compacting device is also provided with the sheet-type pressure sensor, the compacting force is monitored, and the damage to, the device has the advantages of simple structure, easy operation and strong practicability.

Description

LED backlight board compaction device

Technical Field

The utility model relates to a board production auxiliary assembly technical field in a poor light specifically is a LED board compaction device in a poor light.

Background

In the equipment process of LED board in a poor light, there is one flow to paste double-sided tape on the edge surface of gluing the frame, then align the light guide plate with gluing the frame and laminate, need the compaction after the laminating, current operation mode is manual to the light guide plate with glue the frame and carry out the compaction, make the laminating more firm, require in the process that operating personnel must wear the dactylotheca operation, the operation in-process can not be with gluing the frame pressure distortion, but manual operation need press the light guide plate along gluing the frame repeatedly, compaction speed is slower, also there is the uneven problem of dynamics to the compaction operation of light guide plate corner, influence the firm degree of combination of light guide plate and gluey frame, the border unevenness of gluing the frame, there is the hidden danger of fish tail staff's finger in manual compaction in-process.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a LED backlight board compaction device, carry out the compaction to the light guide plate with glue the frame for the light guide plate is more firm with the combination of gluing the frame, and pressure is even, and the compaction is fast, avoids workman's finger and glues the contact of frame border, thereby has avoided by the potential safety hazard of fish tail, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a compaction device for an LED backlight plate comprises an object stage, a longitudinal upright post, a transverse support arm and a clamp, wherein four mounting holes are formed in the center of the object stage, four second mounting posts are arranged at the bottom of the clamp, the clamp is detachably arranged at the center of the object stage by inserting the second mounting posts into the mounting holes, a sheet-type pressure sensor is arranged at the bottom of the clamp in a cushioning manner, the sheet-type pressure sensor is electrically connected with a PLC (programmable logic controller) singlechip arranged on the object stage, the PLC singlechip is electrically connected with an external power supply, a display screen is arranged on the upper surface of the PLC singlechip and is electrically connected with the PLC singlechip, the longitudinal upright post is arranged at the edge of the object stage, a rocker arm is rotatably arranged at the top of the longitudinal upright post, a pull ring is arranged at the front end of the rocker arm, a strip-shaped movable groove is formed in the middle of the, the center department of first erection column is provided with the shoulder hole, it is provided with the movable rod to alternate in the shoulder hole, the upper end of movable rod is located the movable groove, the upper portion of movable rod is along transversely being provided with the bracing piece, the lower bottom surface contact of bracing piece and rocking arm, the upper end of movable rod is provided with the compacting plate, the compacting plate is located anchor clamps directly over, the middle part cover of movable rod is equipped with the spring, the spring is located the shoulder hole, the middle part of movable rod is provided with the spacing post that is used for restricting the spring position, the lower bottom surface of spacing post and the upper end contact of spring.

As a preferred technical scheme of the utility model, the screw has been seted up to the lower bottom surface four corners department of objective table, installs the double-screw bolt in the screw, and the cover is equipped with the stopping nut on the double-screw bolt, and the bottom of double-screw bolt is provided with the callus on the sole.

As an optimized technical scheme of the utility model, the cover is equipped with the drum on the bracing piece.

As a preferred technical scheme of the utility model, be provided with the guide block on the circular arc side of spacing post, the guide way has been seted up to the downthehole corresponding position department of shoulder, and the guide block is located the guide way.

As an optimal technical scheme of the utility model, the border department of anchor clamps is provided with the round flange, and the medial surface of flange is domatic.

The clearance between the outer surface of the movable rod inserted in the stepped hole and the inner wall of the small hole in the stepped hole is less than 0.1 mm.

Compared with the prior art, the beneficial effects of the utility model are that: this LED board compaction device that is shaded carries out the compaction to the light guide plate with glue the frame for the combination of light guide plate and gluey frame is more firm, and pressure is even, and the compaction is fast, avoids workman's finger and glues frame border contact, thereby has avoided by the potential safety hazard of fish tail, still is provided with thin slice formula pressure sensor, monitors the compaction dynamics, prevents to lead to damaging the light guide plate or gluing the frame because of pressure is too big, this device simple structure, easy operation, the practicality is stronger.

Drawings

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

fig. 2 is a schematic bottom structure diagram of the present invention.

In the figure: the device comprises an object stage 1, a longitudinal upright column 2, a transverse support arm 3, a first mounting column 4, a rocker arm 5, a movable rod 6, a limiting column 7, a spring 8, a support rod 9, a movable groove 10, a pull ring 11, a compacting plate 12, a clamp 13, a sheet-type pressure sensor 14, a PLC (programmable logic controller) singlechip 15, a foot pad 16, a stud 17, a backstop nut 18, a mounting hole 19 and a second mounting column 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a compaction device for an LED backlight plate comprises an object stage 1, a longitudinal upright post 2, a transverse support arm 3 and a clamp 13, wherein screw holes are formed in four corners of the lower bottom surface of the object stage 1, screw bolts 17 are installed in the screw holes, retaining nuts 18 are sleeved on the screw bolts 17, foot pads 16 are arranged at the bottoms of the screw bolts 17, the purpose of adjusting the heights of the foot pads 16 can be achieved by adjusting the screwing lengths of the screw bolts 17 and the positions of the retaining nuts 18, the object stage 1 can still be placed on a field with various conditions to be horizontal, the adaptability of the device to the field is enhanced, four mounting holes 19 are formed in the center of the object stage 1, four second mounting columns 20 are arranged at the bottom of the clamp 13, the clamp 13 is detachably arranged in the center of the object stage 1 by inserting the second mounting columns 20 into the mounting holes 19, the clamp 13 is more convenient and rapid to replace according to actual needs, a thin-sheet type pressure, the sheet type pressure sensor 14 is electrically connected with a PLC single chip microcomputer 15 arranged on the objective table 1, the PLC single chip microcomputer 15 is electrically connected with an external power supply, a display screen is arranged on the upper surface of the PLC single chip microcomputer 15 and is electrically connected with the PLC single chip microcomputer 15, the sheet type pressure sensor 14 is used for sensing the pressure applied to the clamp 13, the display screen can display the pressure when the compacting plate 12 is used for compacting the reflector plate to be compacted and the rubber frame placed on the clamp 13, the pressure value is convenient to control, the reflector plate or the rubber frame is prevented from being damaged due to too large pressure, the longitudinal upright column 2 is arranged at the edge of the objective table 1, the rocker arm 5 is rotatably arranged at the top of the longitudinal upright column 2, the front end part of the rocker arm 5 is provided with a pull ring 11, the middle part of the rocker arm 5 is provided with a strip-shaped movable groove 10, the transverse support arm 3 is arranged at the middle part of the longitudinal upright, the movable rod 6 is inserted in the stepped hole, the gap between the outer surface of the movable rod 6 inserted in the stepped hole and the inner wall of the small hole in the stepped hole is less than 0.1mm so as to control the coaxiality of the movable rod 6 and the stepped hole, ensure that the compacting plate 12 is aligned with a reflector and a rubber frame to be compacted placed on the clamp 13, reduce the probability of deviating the compacting position, the upper end of the movable rod 6 is positioned in the movable groove 10, the upper part of the movable rod 6 is transversely provided with a support rod 9, the support rod 9 is sleeved with a cylinder, the cylinder sleeved on the support rod 9 is contacted with the lower bottom surface of the rocker arm 5, when the pull ring 11 is pulled downwards, the relative displacement between the rocker arm 5 and the support rod 9 is generated, the cylinder can convert the sliding friction into the rolling friction, reduce the abrasion between the rocker arm 5 and the support rod 9, the upper end of the movable rod 6 is provided with the compacting plate 12, the rocker arm 5 and the support rod 9 are displaced relatively, the movable rod 6 is pressed down through the support rod 9, the compacting plate 12 compacts a reflector plate to be compacted and a rubber frame which are placed on the clamp 13, so that the combination of the light guide plate and the rubber frame is firmer, a circle of flange is arranged at the edge of the clamp 13, the inner side surface of the flange is a slope, the slope flange can guide the compacting plate 12 to be pressed at an accurate position, the probability that the compacting plate 12 deviates from the compacting position is further reduced, the spring 8 is sleeved at the middle part of the movable rod 6 and is positioned in a stepped hole, the middle part of the movable rod 6 is provided with a limit post 7 for limiting the position of the spring 8, the lower bottom surface of the limit post 7 is contacted with the upper end of the spring 8, the spring 8 is used for providing resilience, the compacting plate 12 is separated from the clamp 13 when the rocker arm 5 is not stressed, the arc side surface of the limit post 7 is provided with, the guide way has been seted up to corresponding position department in the shoulder hole, and the guide block is located the guide way, and guide block cooperation guide way is used for preventing that compacting plate 12 from moving the in-process down and appearing rotating, avoids appearing the angular deflection between compacting plate 12 and the compaction position.

When in use: when the pull ring 11 is pulled downwards, relative displacement occurs between the rocker arm 5 and the support rod 9, the movable rod 6 is pressed downwards through the support rod 9, the compacting plate 12 compacts the reflector plate to be compacted and the rubber frame which are placed on the clamp 13, so that the combination of the light guide plate and the rubber frame is firmer, the spring 8 is used for providing resilience, the compacting plate 12 is separated from the clamp 13 when the rocker arm 5 is not stressed, the sheet pressure sensor 14 is used for sensing the pressure applied to the clamp 13, the display screen can display the pressure when the compacting plate 12 compacts the reflector plate to be compacted and the rubber frame which are placed on the clamp 13, the pressure value is convenient to control, the reflector plate or the rubber frame is prevented from being crushed due to too large pressure, the purpose of adjusting the height of the foot pad 16 can be realized by adjusting the screwing length of the stud 17 and the position of the retaining nut 18, so that the objective table 1 can still be placed on fields with various conditions, the adaptability of the device to the field is enhanced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a LED board compaction device that is shaded, includes objective table (1), vertical stand (2), horizontal support arm (3) and anchor clamps (13), its characterized in that: the center of the objective table (1) is provided with four mounting holes (19), the bottom of the clamp (13) is provided with four second mounting columns (20), the clamp (13) is detachably arranged at the center of the objective table (1) by inserting the second mounting columns (20) into the mounting holes (19), a thin-sheet type pressure sensor (14) is arranged at the bottom of the clamp (13) in a cushioning manner, the thin-sheet type pressure sensor (14) is electrically connected with a PLC single chip microcomputer (15) arranged on the objective table (1), the PLC single chip microcomputer (15) is electrically connected with an external power supply, the upper surface of the PLC single chip microcomputer (15) is provided with a display screen, the display screen is electrically connected with the PLC single chip microcomputer (15), the longitudinal upright column (2) is arranged at the edge of the objective table (1), the top of the longitudinal upright column (2) is rotatably provided with a rocker arm (5), the front end part of the rocker arm (5) is provided with a pull ring (11), horizontal support arm (3) set up the middle part in vertical stand (2), the other end of horizontal support arm (3) is provided with first erection column (4), the center department of first erection column (4) is provided with the shoulder hole, it is provided with movable rod (6) to alternate in the shoulder hole, the upper end of movable rod (6) is located activity groove (10), the upper portion of movable rod (6) is along transversely being provided with bracing piece (9), the lower bottom surface contact of bracing piece (9) and rocking arm (5), the upper end of movable rod (6) is provided with compacting plate (12), compacting plate (12) are located directly over anchor clamps (13), the middle part cover of movable rod (6) is equipped with spring (8), spring (8) are located the shoulder hole, the middle part of movable rod (6) is provided with spacing post (7) that are used for limiting spring (8) position, the lower bottom surface of spacing post (7) and the upper end contact of spring (8).

2. The LED backlight board compacting device of claim 1, wherein: screw holes are formed in four corners of the lower bottom surface of the objective table (1), studs (17) are installed in the screw holes, retaining nuts (18) are sleeved on the studs (17), and foot pads (16) are arranged at the bottoms of the studs (17).

3. The LED backlight board compacting device of claim 1, wherein: the supporting rod (9) is sleeved with a cylinder.

4. The LED backlight board compacting device of claim 1, wherein: the arc side surface of the limiting column (7) is provided with a guide block, a guide groove is formed in the corresponding position in the stepped hole, and the guide block is located in the guide groove.

5. The LED backlight board compacting device of claim 1, wherein: the edge of the clamp (13) is provided with a circle of flange, and the inner side surface of the flange is a slope surface.

6. The LED backlight board compacting device of claim 1, wherein: the clearance between the outer surface of the movable rod (6) inserted in the stepped hole and the inner wall of the small hole in the stepped hole is less than 0.1 mm.

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