CN116871117A - Glue spreading device for LCD (liquid Crystal display) production - Google Patents

Glue spreading device for LCD (liquid Crystal display) production Download PDF

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Publication number
CN116871117A
CN116871117A CN202310846761.8A CN202310846761A CN116871117A CN 116871117 A CN116871117 A CN 116871117A CN 202310846761 A CN202310846761 A CN 202310846761A CN 116871117 A CN116871117 A CN 116871117A
Authority
CN
China
Prior art keywords
liquid crystal
belt
lcd
guide
glue
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310846761.8A
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Chinese (zh)
Inventor
赵旭
饶小平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hefei Precise Display Co ltd
Original Assignee
Hefei Precise Display Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hefei Precise Display Co ltd filed Critical Hefei Precise Display Co ltd
Priority to CN202310846761.8A priority Critical patent/CN116871117A/en
Publication of CN116871117A publication Critical patent/CN116871117A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C5/00Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
    • B05C5/02Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
    • B05C5/0208Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work for applying liquid or other fluent material to separate articles
    • B05C5/0212Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work for applying liquid or other fluent material to separate articles only at particular parts of the articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C13/00Means for manipulating or holding work, e.g. for separate articles
    • B05C13/02Means for manipulating or holding work, e.g. for separate articles for particular articles

Abstract

The invention discloses a gluing device for LCD (liquid crystal display) screen production, which comprises a base, a processing table, a top machine box and an electric control assembly, wherein the bottom of the processing table is connected with a sliding block, the sliding block is connected with a sliding rail, the top of the processing table is connected with a plurality of negative pressure suckers, the negative pressure suckers are arranged in a square array and used for fixing a liquid crystal screen, the top machine box is connected with a hydraulic cylinder and a conical gluing hopper, the side wall of the gluing hopper is connected with a feeding pipe, and the hydraulic cylinder is connected with a moving assembly which enables the gluing hopper to move along the side edge of the liquid crystal screen in an oriented manner. The invention has the advantages that the annular track can be utilized to directionally move the liquid crystal screen along the edge direction of the liquid crystal screen, so that the liquid crystal screen is convenient to glue, meanwhile, the position of the liquid crystal screen can be adjusted at the bent angle of the annular track through the electrifying of the conductor spring, the rotary glue coating is realized, the glue coating effect is improved, and the use is convenient.

Description

Glue spreading device for LCD (liquid Crystal display) production
Technical Field
The invention relates to the technical field of liquid crystal display processing, in particular to a glue spreading device for LCD (liquid crystal display) production.
Background
Before the liquid crystal screen is assembled with the shell, the frame of the liquid crystal screen is required to be coated with colloid so that the liquid crystal screen and the shell are tightly attached and sealed.
Therefore, the glue coating operation needs to be performed along the edge track at the frame of the liquid crystal display, the prior art generally adopts automatic glue coating equipment, and the advancing process of the edge position is mainly performed through two mutually perpendicular tracks, however, the equipment has the defect that in the process of advancing to corners, namely, when the tracks are switched to advance, the equipment is easy to stop, so that more remainder is remained at the glue coating position of the part, and meanwhile, the glue coating component only performs linear motion, so that glue in the glue coating component is easy to solidify, thereby influencing the glue coating effect.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a glue spreading device for LCD (liquid crystal display) screen production.
The utility model provides a glue spreader is used in LCD liquid crystal display production, includes base, processing platform, top machine case and automatically controlled subassembly, its characterized in that: the bottom of processing platform is connected with the slider, the slider is connected with the slide rail, the top of processing platform is connected with a plurality of negative pressure sucking discs, and is a plurality of negative pressure sucking disc square array sets up and is used for fixed LCD screen, top machine case is connected with pneumatic cylinder and conical rubber coating fill, the lateral wall of rubber coating fill is connected with the inlet pipe, the pneumatic cylinder is connected with the removal subassembly that makes the rubber coating fill follow the directional removal of LCD screen side.
In the above-mentioned glue spreader for LCD liquid crystal display production, the moving assembly includes belt and driving motor connected at top chassis bottom, be connected with four belt pulleys in the belt respectively, four the belt pulley makes the belt constitute square ring structure respectively, be connected with the synchronizing wheel in the belt pulley, the synchronizing wheel is connected with another synchronizing wheel through the hold-in range, another the synchronizing wheel is connected on driving motor's output shaft, be connected with the movable block on the belt, the pneumatic cylinder is connected on the movable block, driving motor is connected with automatically controlled subassembly electricity
In the glue spreading device for LCD (liquid crystal display) screen production, the outer side of the belt is connected with an annular track, a connecting groove matched with the annular track is formed in the moving block, gears and limiting wheels are respectively connected to two sides of the annular track in the connecting groove, the limiting wheels are propped against the outer side of the annular track, the inner side of the annular track is connected with an annular toothed ring which is meshed with the gears, the gears are coaxially connected with a transmission shaft, and the transmission shaft penetrates through the inner wall of the moving block and is connected with a rotary table at the outer part of the moving block, and the hydraulic cylinders are coaxially connected with the rotary table.
In the glue spreading device for LCD production, the junction of carousel and pneumatic cylinder is provided with the guide block, the circular slot has been seted up in the carousel, guide block coaxial coupling is in the circular slot, the lateral wall butt of guide block has a plurality of guide bars, and is a plurality of conductor springs have all been cup jointed in the outside of guide bar, conductor springs's the other end is connected with the lateral wall of circular slot, every the guide bar all passes the lateral wall of circular slot and is located the annular chamber intercommunication that the circular slot outside was seted up with the carousel, the one end fixedly connected with stopper that the guide bar is located the annular chamber, a plurality of guide bar annular array sets up, every conductor springs all is connected with external automatically controlled subassembly electricity, the bottom of circular slot is inhaled through electro-magnet and guide block magnetism and is connected.
In the glue spreading device for LCD (liquid crystal display) screen production, a fixed plate is arranged at the joint of the hydraulic cylinder and the glue spreading hopper, the fixed plate is fixedly connected with the glue spreading hopper through a plurality of bolts, a marble is connected to one side, close to the guide block (101), of the guide rod, and the marble is positioned on the inner side of the conductor spring and abuts against the side wall of the guide block.
In the above-mentioned glue spreading device for LCD liquid crystal display production,
compared with the prior art, the invention has the advantages that:
1. when the invention is used, the belt and the belt pulley are used as power output units, and the moving block moves along the square track under the guiding action of the annular track, so that the invention has the advantages that the shape of the outer edge of the liquid crystal screen can be adapted, the glue coating is conveniently carried out on the edge of the liquid crystal screen, compared with the prior art adopting a plurality of slide rails, the invention reduces the pause at the node position of the liquid crystal screen, and avoids the problem of more residual glue at the corner position of the liquid crystal screen.
2. Through setting up the ring gear in annular orbit's inboard to and set up the gear with ring gear meshing in the movable block, can be at the movable block along annular orbit advancing process, the gear can drive transmission shaft and carousel rotation, and such benefit lies in that the rubber coating fights can rotate the rubber coating to LCD screen edge, can avoid the rubber coating fight in the raw materials be in single mobile state all the time like this, leads to the problem of gluing solidification, on the other hand can improve the area of rubber coating under rotatory effect, improves the rubber coating effect.
3. The plurality of guide rods and the conductor springs can be electrified and contracted under the control of the electric control assembly through the conductor springs, so that fine adjustment of the gluing hopper in different directions is realized, and different gluing positions are better adapted.
Drawings
Fig. 1 is a schematic view of a first view angle of a glue spreading device for producing an LCD liquid crystal display according to the present invention;
FIG. 2 is a schematic diagram showing a moving assembly of a glue applicator for LCD panel production according to the present invention;
FIG. 3 is an enlarged schematic view of portion A of FIG. 2;
FIG. 4 is an inner view of a moving block in a glue applicator for LCD panel production according to the present invention;
fig. 5 is a cross-sectional view of a turntable in a glue spreading device for LCD panel production according to the present invention.
Fig. 6 is a schematic structural diagram of a glue spreading hopper in a glue spreading device for producing an LCD liquid crystal display according to the present invention.
In the figure: 1 base, 2 processing platform, 3 negative pressure sucking disc, 4 slider, 5 slide rail, 6 top machine cases, 7 pneumatic cylinders, 8 rubber coating fill, 9 moving assembly, 91 belt, 92 belt pulley, 93 synchronizing wheel, 94 hold-in range, 95 driving motor, 96 movable block, 97 annular track, 98 spread groove, 99 gear, 910 spacing wheel, 911 ring gear, 912 transmission shaft, 913 carousel, 101 guide block, 102 circular groove, 103 guide bar, 104 conductor spring, 105 annular cavity, 106 stopper, 107 marble, 11 inlet pipe, 12 fixed plate.
Detailed Description
Referring to fig. 1-6, a glue spreading device for LCD liquid crystal display production comprises a base 1, a processing table 2, a top machine case 6 and an electric control assembly, wherein the bottom of the processing table 2 is connected with a sliding block 4, the sliding block 4 is connected with a sliding rail 5, the top of the processing table 2 is connected with a plurality of negative pressure suckers 3, a plurality of negative pressure suckers 3 are arranged in a square array and used for fixing a liquid crystal screen, the top machine case 6 is connected with a hydraulic cylinder 7 and a conical glue spreading hopper 8, a fixing plate 12 is arranged at the joint of the hydraulic cylinder 7 and the glue spreading hopper 8, the fixing plate 12 is fixedly connected with a feeding pipe 11 through a plurality of bolts with the side wall of the glue spreading hopper 8, and the hydraulic cylinder 7 is connected with a moving assembly 9 which enables the glue spreading hopper 8 to directionally move along the side edge of the liquid crystal screen.
The moving assembly 9 comprises a belt 91 and a driving motor 95 which are connected to the bottom of the top case 6, four belt pulleys 92 are respectively connected to the belt 91, the belt 91 is made to form a square annular structure by the four belt pulleys 92, so that the belt 91 and the outer edge of the liquid crystal screen are approximately the same in outline, when the moving work of the gluing hopper 8 is achieved through the belt 91, the movement along the liquid crystal screen gluing can be met, one belt pulley 92 is connected with a synchronizing wheel 93, the synchronizing wheel 93 is connected with the other synchronizing wheel 93 through a synchronizing belt 94, the other synchronizing wheel is connected to the output shaft of the driving motor 95, the belt pulleys 92 and the belt pulleys 92 are driven to work through the synchronizing wheel 93, the belt 91 is connected with a moving block 96, the hydraulic cylinder 7 is connected to the moving block 96, the moving block 96 can drive the gluing hopper 8 to move, the gluing work is achieved, the driving motor 95 is electrically connected with the electric control assembly, the outer side of the belt 91 is connected with a ring rail 97, a connecting groove 98 matched with the ring rail 97 is formed in the moving block 96, two sides of the ring rail 97 are respectively connected with a gear 99 and a limiting wheel 910, the limiting wheel 910 is connected with the two sides of the ring rail 97 through the synchronizing wheel 94 through the synchronizing belt 94, the other synchronizing wheel 93 is connected with the ring rail 99, the inner side of the ring rail 97 and the ring rail 99 is coaxially connected with the ring rail 99, the ring wheel 99, the inner side of the ring wheel 99 is coaxially connected with the ring wheel 99, the ring wheel 99 is coaxially and the ring wheel 99 is coaxially connected with the ring wheel 99, the ring wheel 96 through the ring wheel 96, the ring wheel is coaxially and the ring 96 is coaxially connected with the ring 96, and the ring 96 is coaxially connected with the ring 96, and the ring 96 has the driving wheel and the driving wheel has the driving motor has the effect and the driving motor.
The rotary table 913 is provided with guide block 101 with the junction of pneumatic cylinder 7, circular slot 102 has been seted up in the rotary table 913, guide block 101 coaxial coupling is in circular slot 102, guide block 101's lateral wall butt has a plurality of guide bars 103, conductor spring 104 has all been cup jointed in the outside of a plurality of guide bars 103, the other end of conductor spring 104 and the lateral wall of circular slot 102 are connected, every guide bar 103 all passes the lateral wall of circular slot 102 and with the annular chamber 105 intercommunication that the rotary table 913 is located circular slot 102 outside and sets up, guide bar 103 is located the one end fixedly connected with stopper 106 in annular chamber 105, a plurality of guide bars 103 annular array sets up, every conductor spring 104 all is connected with external automatically controlled subassembly electricity, the bottom of circular slot 102 is connected with guide block 101 through electro-magnet and magnet attraction, one side that guide bar (103) is close to guide block 101 is connected with marble 107, marble 107 is located the inboard of conductor spring 104 and offsets with the lateral wall of guide block 101, but can not take place vertical direction movement like this, a plurality of conductor spring 104 initial state all are in limit compression state like this, can make like this guide block 101 can be in the fine setting, can make the guide block 101 through the centering effect and can realize the fine setting in the guide block 101 through the guide block 101 in the guide block 101 can realize the guide screen position change in the circular slot 101 through the fine setting that the guide block 101 is better, the guide block 101 is in the guide screen position can realize the circular slot is better, the guide plate 101 is in the circular slot direction of the guide plate 101, the fine setting can be used to the guide wire in the guide plate 101, the position can be used to the guide wire in the fine setting, the position can be used to the fine setting.
When the invention is used, the synchronous wheels 93 and the synchronous belt 94 are operated by the driving motor 95, one synchronous wheel 93 is arranged in a circular groove formed in the inner side of the belt pulley 92 so as to drive the belt pulley 92 to rotate, then the belt pulleys 92 and the belt 91 are operated simultaneously, the movable block 96 starts to do annular movement along the annular track 97, the glue spreading operation on the edge position of the liquid crystal screen is realized by the movement, meanwhile, the toothed ring 911 is arranged in the inner side part of the annular track 97, and the gear 99 positioned in the movable block 96 is meshed with the toothed ring 911, so that the gear 99 is always in a rotating state in the advancing process of the movable block 96, and the turntable 913 and the hydraulic cylinder 7 are driven to rotate so as to realize the rotary glue spreading operation of the glue spreading bucket 8;
in the above process, in the circular groove 102 formed by the turntable 913, the guide block 101 is connected with the hydraulic cylinder 7 through the plurality of guide rods 103, and the turntable 913 is connected with the transmission shaft 912, so that under the shrinkage of the conductor spring 104, the current position of the guide block 101 can be changed, and the glue spreading bucket 8 generates small-amplitude deviation compared with the normal state, so that the glue spreading bucket has the advantages of fixed-point work on the edge position of the liquid crystal screen, the glue spreading using range is improved, and the use is convenient.
It will be appreciated by those skilled in the art that the present invention can be carried out in other embodiments without departing from the spirit or essential characteristics thereof. Accordingly, the above disclosed embodiments are illustrative in all respects, and not exclusive. All changes that come within the scope of the invention or equivalents thereto are intended to be embraced therein.

Claims (6)

1. The utility model provides a glue spreader is used in LCD liquid crystal display production, includes base (1), processing platform (2), top machine case (6) and automatically controlled subassembly, its characterized in that: the bottom of processing platform (2) is connected with slider (4), slider (4) are connected with slide rail (5), the top of processing platform (2) is connected with a plurality of negative pressure sucking discs (3), and is a plurality of negative pressure sucking discs (3) square array sets up and is used for fixed LCD screen, top machine case (6) are connected with pneumatic cylinder (7) and conical rubber coating fill (8), the lateral wall of rubber coating fill (8) is connected with inlet pipe (11), pneumatic cylinder (7) are connected with and make rubber coating fill (8) follow the directional removal subassembly (9) of LCD screen side.
2. The glue applicator for producing an LCD liquid crystal display according to claim 1, wherein: the utility model provides a movable assembly (9) is including connecting belt (91) and driving motor (95) in top machine case (6) bottom, be connected with four belt pulleys (92) in belt (91) respectively, four belt pulleys (92) make belt (91) constitute square ring structure respectively, one be connected with synchronizing wheel (93) in belt pulley (92), synchronizing wheel (93) are connected with another synchronizing wheel (93) through hold-in range (94), and another synchronizing wheel is connected on driving motor (95)'s output shaft, be connected with movable block (96) on belt (91), pneumatic cylinder (7) are connected on movable block (96), driving motor (95) are connected with automatically controlled subassembly electricity.
3. The glue applicator for producing LCD panels as defined in claim 2, wherein: the belt (91) is connected with an annular track (97) in the outside, offer in movable block (96) with annular track (97) complex spread groove (98), be connected with gear (99) and spacing wheel (910) respectively in the both sides of annular track (97) in spread groove (98), spacing wheel (910) offset with the outside of annular track (97), annular ring gear (911) are connected to the inboard of annular track (97) and ring gear (911) meshes with gear (99), gear (99) coaxial coupling has transmission shaft (912), transmission shaft (912) pass the inner wall of movable block (96) and be connected with carousel (913) in the part outside movable block (96), pneumatic cylinder (7) and carousel (913) coaxial coupling.
4. A glue applicator for LCD panel production according to claim 3, wherein: the utility model discloses a rotary table, including carousel (913) and pneumatic cylinder (7), junction of carousel (913) and pneumatic cylinder (7) is provided with guide block (101), circular slot (102) have been seted up in carousel (913), guide block (101) coaxial coupling is in circular slot (102), the lateral wall butt of guide block (101) has a plurality of guide bars (103), and is a plurality of conductor spring (104) have all been cup jointed in the outside of guide bar (103), the other end of conductor spring (104) is connected with the inside wall of circular slot (102), every guide bar (103) all pass the lateral wall of circular slot (102) and with carousel (913) are located annular chamber (105) outside and are seted up, one end fixedly connected with stopper (106) that guide bar (103) are located annular chamber (105), a plurality of guide bar (103) annular array sets up, every conductor spring (104) all are connected with external automatically controlled subassembly electricity, the bottom of circular slot (102) is passed through the electro-magnet and is inhaled with guide block (101).
5. The glue applicator for producing an LCD liquid crystal display according to claim 1, wherein: the connection part of the hydraulic cylinder (7) and the gluing hopper (8) is provided with a fixing plate (12), and the fixing plate (12) is fixedly connected with the gluing hopper (8) through a plurality of bolts.
6. The glue applicator for producing an LCD panel of claim 4, wherein: one end of the feeding pipe (11) far away from the gluing hopper (8) is communicated with a bin for storing glue outside, an electromagnetic valve is connected in the feeding pipe (11) in a sealing mode, a marble (107) is connected to one side, close to the guide block (101), of the guide rod (103), and the marble (107) is located on the inner side of the conductor spring (104) and abuts against the side wall of the guide block (101).
CN202310846761.8A 2023-07-11 2023-07-11 Glue spreading device for LCD (liquid Crystal display) production Pending CN116871117A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310846761.8A CN116871117A (en) 2023-07-11 2023-07-11 Glue spreading device for LCD (liquid Crystal display) production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310846761.8A CN116871117A (en) 2023-07-11 2023-07-11 Glue spreading device for LCD (liquid Crystal display) production

Publications (1)

Publication Number Publication Date
CN116871117A true CN116871117A (en) 2023-10-13

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ID=88258103

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310846761.8A Pending CN116871117A (en) 2023-07-11 2023-07-11 Glue spreading device for LCD (liquid Crystal display) production

Country Status (1)

Country Link
CN (1) CN116871117A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117506462A (en) * 2023-12-19 2024-02-06 浙江坚韧机械有限公司 Automatic processing equipment for bucket teeth
CN117506462B (en) * 2023-12-19 2024-05-17 浙江坚韧机械有限公司 Automatic processing equipment for bucket teeth

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117506462A (en) * 2023-12-19 2024-02-06 浙江坚韧机械有限公司 Automatic processing equipment for bucket teeth
CN117506462B (en) * 2023-12-19 2024-05-17 浙江坚韧机械有限公司 Automatic processing equipment for bucket teeth

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