CN110884898A - Lifting and conveying device for liquid crystal panel - Google Patents
Lifting and conveying device for liquid crystal panel Download PDFInfo
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- CN110884898A CN110884898A CN201911349521.7A CN201911349521A CN110884898A CN 110884898 A CN110884898 A CN 110884898A CN 201911349521 A CN201911349521 A CN 201911349521A CN 110884898 A CN110884898 A CN 110884898A
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- supporting
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 53
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 230000007704 transition Effects 0.000 claims description 29
- 230000005540 biological transmission Effects 0.000 claims description 19
- 230000000712 assembly Effects 0.000 claims description 18
- 238000000429 assembly Methods 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 18
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 13
- 239000011521 glass Substances 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 11
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000005188 flotation Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G49/00—Conveying systems characterised by their application for specified purposes not otherwise provided for
- B65G49/05—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles
- B65G49/06—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles for fragile sheets, e.g. glass
- B65G49/061—Lifting, gripping, or carrying means, for one or more sheets forming independent means of transport, e.g. suction cups, transport frames
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G49/00—Conveying systems characterised by their application for specified purposes not otherwise provided for
- B65G49/05—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles
- B65G49/06—Conveying systems characterised by their application for specified purposes not otherwise provided for for fragile or damageable materials or articles for fragile sheets, e.g. glass
- B65G49/063—Transporting devices for sheet glass
- B65G49/064—Transporting devices for sheet glass in a horizontal position
- B65G49/065—Transporting devices for sheet glass in a horizontal position supported partially or completely on fluid cushions, e.g. a gas cushion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/02—Articles
- B65G2201/0214—Articles of special size, shape or weigh
- B65G2201/022—Flat
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- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
Abstract
The invention discloses a lifting and conveying device for a liquid crystal panel, which relates to a conveying device for the liquid crystal panel, and comprises a lifting mechanism and an air floatation conveying platform arranged on the lifting mechanism, wherein the lifting mechanism comprises a supporting underframe assembly, a servo driving assembly, a first vertical frame assembly, a second vertical frame assembly and a connecting cross rod, the servo driving assembly is arranged at the upper end of the supporting underframe assembly, the first vertical frame assembly is arranged at the upper end of one side of the supporting underframe assembly, the second vertical frame assembly is arranged at the upper end of the other side of the supporting underframe assembly, the connecting cross rod is connected with the first vertical frame assembly and the second vertical frame assembly, the air floatation conveying platform is arranged at the upper side of the servo driving assembly, two sides of the air floatation conveying platform are connected with the first vertical frame assembly and the second vertical frame assembly, and the servo driving assembly is used for driving the air floatation conveying platform to vertically move up and down. The liquid crystal glass circulation device has the advantages of simple structure, easy realization and capability of realizing the mutual connection of process equipment with different height differences in the circulation process of the liquid crystal glass.
Description
Technical Field
The present invention relates to a conveying device for liquid crystal panels, and more particularly, to a lifting and conveying device for liquid crystal panels.
Background
In the liquid crystal panel industry, liquid crystal panels need to be transported among different devices to perform different processes. Meanwhile, height difference exists between different process treatment devices, and a special device is required to be arranged to realize circulation and transportation of the liquid crystal glass between the devices with different heights. On the other hand, the traditional liquid crystal glass is conveyed in equipment mainly in a multi-point roller conveying mode, and conveying rollers are in direct contact with the liquid crystal glass.
At present, the traditional liquid crystal glass is transferred and transported among different devices, and an anti-static roller conveying mode is mainly adopted. The conveying roller in the conveying mode is in multipoint contact with the liquid crystal glass, and scratches and marks exist on the surface of the liquid crystal glass in the long-process circulation process, so that the requirements of a subsequent production process cannot be met. In addition, the liquid crystal glass has the problems of low efficiency, low automation degree and the like in the circulation process of different process equipment.
Disclosure of Invention
The invention aims to provide a lifting and conveying device for a liquid crystal panel, which is used for solving the technical problem.
The technical scheme adopted by the invention is as follows:
a lifting and conveying device for a liquid crystal panel comprises a lifting mechanism and an air floatation conveying platform arranged on the lifting mechanism, wherein the lifting mechanism comprises a supporting underframe assembly, a servo driving assembly, a first vertical frame assembly, a second vertical frame assembly and a connecting cross rod, the servo driving component is arranged at the upper end of the supporting underframe component, the first vertical frame component is arranged at the upper end of one side of the supporting underframe component, the second vertical frame assembly is arranged at the upper end of the other side of the supporting underframe assembly, the connecting cross rod is connected with the first vertical frame assembly and the second vertical frame assembly, the air floatation conveying platform is arranged at the upper side of the servo driving assembly, and the two sides of the air floatation conveying platform are connected with the first vertical frame assembly and the second vertical frame assembly, and the servo driving assembly is used for driving the air floatation conveying platform to vertically move up and down.
Preferably, the supporting underframe assembly comprises an underframe and supporting legs, the underframe is a square tube welding frame, the lower end of the underframe is uniformly provided with a plurality of supporting legs, the servo driving assembly is arranged at the upper end of the underframe, the first vertical frame assembly is arranged at the upper end of one side of the underframe, and the second vertical frame assembly is arranged at the upper end of the other side of the underframe.
Preferably, the servo drive assembly includes a servo drive mechanism, a dual-shaft output steering gear, a first rotating shaft, a second rotating shaft, a first right-angle steering gear and a second right-angle steering gear, wherein the servo drive mechanism is connected to one end of the dual-shaft output steering gear, the first right-angle steering gear is connected to one side of the dual-shaft output steering gear through the first rotating shaft, and the second right-angle steering gear is connected to the other side of the dual-shaft output steering gear through the second rotating shaft.
As a further preferred option, the servo drive assembly further includes a plurality of first couplers and two second couplers, wherein the second couplers are respectively disposed between the servo drive mechanism and one end of the dual-shaft output steering gear, between the first right-angle steering gear and the first rotating shaft, between the first rotating shaft and one side of the dual-shaft output steering gear, between the second right-angle steering gear and the second rotating shaft, and between the second rotating shaft and the other side of the dual-shaft output steering gear, and the upper end of the first right-angle steering gear and the upper end of the second right-angle steering gear are respectively connected through the first couplers.
As a further preference, the first stand assembly and the second stand assembly each comprise:
the lower end of the vertical frame is fixedly connected with the upper end of the underframe;
the two linear sliding rail assemblies are arranged on two sides of the vertical frame;
the two ends of the supporting seat are fixedly connected with the sliding blocks in the two linear sliding rail assemblies;
the ball screw assembly is arranged in the middle of the vertical frame, a nut in the ball screw assembly is fixedly connected with the supporting seat, and the lower end of a ball screw in each ball screw assembly is connected with one second coupler respectively.
As a further preference, the air-bearing conveying platform comprises:
the two sides of the supporting frame are connected with the two supporting seats;
the two sides of the supporting frame are respectively provided with the roller driving system;
the double-side transition gear assembly is in transmission connection with the two roller driving systems;
the gear driving mechanism is arranged at the lower end of the supporting frame and is in driving connection with the transition gears of the double-side transition gear assembly;
the upper end of the supporting frame is provided with the air floating platform assembly, and the air floating platform assembly is positioned between the two roller driving systems.
As a further preference, each of the roller drive systems includes:
the driven wheel assembly is arranged at the upper end of the supporting frame and is in transmission connection with the double-side transition gear assembly;
the roller assemblies are arranged on one side of the driven wheel assembly and are uniformly arranged along the length direction of the driven wheel assembly, and each roller assembly is in transmission connection with the driven wheel assembly;
the pressing wheel assembly is arranged on one side of each roller assembly;
and the other side of each roller component is provided with one guide roller.
As a further preference, each of the driven wheel assemblies includes:
the first rotating shaft is fixed at the upper end of the supporting frame through a first bearing seat;
the driven gear is arranged on the first rotating shaft and is in transmission connection with the bilateral transition gear assembly;
the first magnetic wheel is also provided with a plurality of first magnetic wheels, and each first magnetic wheel is in transmission connection with one roller assembly.
As a further preference, each of the roller assemblies includes:
the second rotating shaft is fixed at the upper end of the supporting frame through a second bearing seat;
the second magnetic wheel is arranged at one end of the second rotating shaft and is in magnetic transmission with the first magnetic wheel;
the other end of the second rotating shaft is provided with the roller.
Preferably, the air floating platform assembly comprises a plurality of air floating platforms, and the plurality of air floating platforms are arranged between the two roller driving systems side by side;
each air-bearing platform comprises:
the air floatation strip is internally provided with a cavity structure, the upper surface of the air floatation strip is provided with a plurality of air holes, and each air hole is respectively communicated with the cavity structure;
the two sealing end covers are arranged at two ends of the air floatation strip and are in sealing connection with the two ends of the air floatation strip;
the two sealing end covers are connected with the two ends of the air floatation strip in a sealing mode through the two sealing strips;
and the lower end of the air floatation strip is provided with the air inlet pipeline which is communicated with the cavity structure.
The technical scheme has the following advantages or beneficial effects:
(1) the invention has simple structure and easy realization, and can realize the mutual connection of process equipment with different height differences in the circulation process of the liquid crystal glass;
(2) in the invention, the air floating platform is adopted for conveying, so that the problems of scratch, stain and the like easily generated in the traditional liquid crystal glass circulation process can be solved.
Drawings
FIG. 1 is a perspective view of a lift conveyor for liquid crystal panels according to the present invention;
FIG. 2 is a perspective view of the lift mechanism of the present invention;
FIG. 3 is a schematic structural diagram of a servo drive assembly according to the present invention;
FIG. 4 is a perspective view of a first stand assembly of the present invention;
FIG. 5 is a perspective view of the air flotation transfer platform of the present invention;
FIG. 6 is an enlarged view at A in FIG. 5;
FIG. 7 is a perspective view of an air bearing platform of the present invention;
fig. 8 is a state diagram of the lifting and conveying device for liquid crystal panels in the present invention.
In the figure: 1. a lifting mechanism; 11. supporting a chassis assembly; 111. a chassis; 112. a support leg; 12. a servo drive assembly; 121. a servo drive mechanism; 122. a dual-axis output diverter; 123. a first rotating shaft; 124. a second rotating shaft; 125. a first right angle steering gear; 126. a second right angle diverter; 127. a first coupling; 128. a second coupling; 13. a first stand assembly; 131 standing frames; 132. a linear slide rail assembly; 133. a supporting seat; 134. a ball screw assembly; 135. a ball screw; 14. a second stand assembly; 15. connecting the cross bars; 2. an air flotation conveying platform; 21. a support frame; 22. a roller drive system; 221. a driven wheel assembly; 2211 a first rotating shaft; 2212. a first bearing housing; 2213. a driven gear; 2214. a first magnetic wheel; 222. a roller assembly; 2221. a second rotating shaft; 2222. a second bearing housing; 2223. a second magnetic wheel; 2224. a roller; 223. a pinch roller assembly; 224. a guide roller; 23. a double-sided transition gear assembly; 231. a transition gear; 24. a gear drive mechanism; 241. an asynchronous motor; 242. a driving gear; 25. an air-bearing platform assembly; 251. an air floating platform; 2511. air floating strips; 2512. air holes; 2513. sealing the end cap; 2514. a sealing strip; 2515. an air intake line; 3. a liquid crystal panel.
Detailed Description
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
Fig. 1 is a perspective view of a lift transporting device for a liquid crystal panel according to the present invention, fig. 2 is a perspective view of a lift mechanism according to the present invention, fig. 3 is a schematic structural view of a servo driving assembly according to the present invention, fig. 4 is a perspective view of a first stand assembly according to the present invention, fig. 5 is a perspective view of an air floating transporting platform according to the present invention, fig. 6 is an enlarged view of a point a in fig. 5, fig. 7 is a perspective view of an air floating platform according to the present invention, and fig. 8 is a view of a state of use of the lift transporting device for a. Referring to fig. 1 to 8, a preferred embodiment of a lifting and conveying device for liquid crystal panels is shown, which includes a lifting mechanism 1 and an air floating conveying platform 2 disposed on the lifting mechanism 1. Wherein, hoist mechanism 1 is including supporting chassis subassembly 11, servo drive subassembly 12, first grudging post subassembly 13, second grudging post subassembly 14 and connecting horizontal pole 15, and servo drive subassembly 12 sets up in the upper end of supporting chassis subassembly 11, and first grudging post subassembly 13 sets up in the upper end of one side of supporting chassis subassembly 11, and second grudging post subassembly 14 sets up in the upper end of the opposite side of supporting chassis subassembly 11. Connect horizontal pole 15 and connect first grudging post subassembly 13 and second grudging post subassembly 14, air supporting conveying platform 2 sets up the upside at servo drive subassembly 12, and the both sides of air supporting conveying platform 2 are connected with first grudging post subassembly 13 and second grudging post subassembly 14, and servo drive subassembly 12 is used for driving air supporting conveying platform 2 and carries out perpendicular up-and-down motion. In this embodiment, as shown in fig. 1, the first vertical frame assembly 13 is disposed at the upper end of the left side of the supporting base frame assembly 11, the second vertical frame assembly 14 is disposed at the upper end of the right side of the supporting base frame assembly 11, the connecting cross bar 15 is used for fixing the first vertical frame assembly 13 and the second vertical frame assembly 14, the left side of the air floating conveying platform 2 is connected to the first vertical frame assembly 13, and the right side of the air floating conveying platform 2 is connected to the second vertical frame assembly 14. In use, the air-floating transport platform 2 is driven by the servo drive assembly 12 to move up and down between the first and second stand assemblies 13, 14.
Further, as a preferred embodiment, the support chassis assembly 11 includes a chassis 111 and legs 112. The chassis 111 is a square tube welded frame, a plurality of support legs 112 are uniformly arranged at the lower end of the chassis 111, the servo driving assembly 12 is arranged at the upper end of the chassis 111, the first vertical frame assembly 13 is arranged at the upper end of one side of the chassis 111, and the second vertical frame assembly 14 is arranged at the upper end of the other side of the chassis 111.
Further, as a preferred embodiment, the servo drive assembly 12 includes a servo drive mechanism 121, a dual-axis output diverter 122, a first rotating shaft 123, a second rotating shaft 124, a first right-angle diverter 125, and a second right-angle diverter 126. The servo drive mechanism 121 is connected to one end of the biaxial output steering gear 122, the first right-angle steering gear 125 is connected to one side of the biaxial output steering gear 122 via the first rotation shaft 123, and the second right-angle steering gear 126 is connected to the other side of the biaxial output steering gear 122 via the second rotation shaft 124. As shown in fig. 3, in the present embodiment, the driving power of the servo driving mechanism 121 can be transmitted vertically upward by the arrangement of the biaxial output steering gear 122, the first right-angle steering gear 125, and the second right-angle steering gear 126.
Further, as a preferred embodiment, the servo drive assembly 12 further includes a plurality of first couplers 127 and two second couplers 128. The servo driving mechanism 121 and one end of the dual-shaft output steering gear 122, the first right-angle steering gear 125 and the first rotating shaft 123, the first rotating shaft 123 and one side of the dual-shaft output steering gear 122, the second right-angle steering gear 126 and the second rotating shaft 124, and the second rotating shaft 124 and the other side of the dual-shaft output steering gear 122 are respectively connected through a first coupling 127. A second coupling 128 is provided at each of the upper end of the first quarter turn steering gear 125 and the upper end of the second quarter turn steering gear 126.
Further, as a preferred embodiment, the first stand assembly 13 and the second stand assembly 14 each include:
and the lower end of the vertical frame 131 is fixedly connected with the upper end of the bottom frame 111.
Two linear slide rail assemblies 132, two linear slide rail assemblies 132 are disposed on two sides of the vertical frame 131. The linear slide assembly 132 in this embodiment includes two linear rails and two sliding blocks disposed on the two linear rails.
And two ends of the supporting seat 133 are fixedly connected with the sliding blocks in the two linear sliding rail assemblies 132. The two ends of the supporting seat 133 are fixedly connected with the corresponding sliding blocks through second bolts.
A ball screw assembly 134, the ball screw assembly 134 is disposed in the middle of the stand 131, the nut of the ball screw assembly 134 is fixedly connected to the supporting base 133, and the ball screw 135 of each ball screw assembly 134 is connected to a second coupling 128. The stand 131 in this embodiment is fixedly connected to the base frame 111 by a first bolt. In this embodiment, the ball screw assembly 134 has a ball screw and a nut (not shown) disposed on the ball screw 135, and the middle portion of the support base 133 is connected to a driving nut on the ball screw 135. When the double-shaft output steering gear is used, the servo driving mechanism 121 transmits driving force to the double-shaft output steering gear 122, the double-shaft output steering gear 122 transmits the driving force to the first right-angle steering gear 125 and the second right-angle steering gear 126, then the first right-angle steering gear 125 and the second right-angle steering gear 126 drive the ball screw 135 to drive the supporting seat 133 to move up and down between the two vertical frames 131, and the moving accuracy of the supporting seat 133 can be guaranteed.
Further, as a preferred embodiment, the air floating conveying platform 2 comprises:
and a support frame 21, wherein two sides of the support frame 21 are connected with the two support bases 133. The support frame 21 is formed by splicing aluminum profiles.
The roller driving system 22 is provided with a roller driving system 22 on each side of the supporting frame 21.
The double-side transition gear assembly 23 is connected with the two roller driving systems 22 in a transmission mode. In this embodiment, two transition gears 231 are disposed at two ends of the double-side transition gear assembly 23, and the two transition gears 231 are in transmission connection with the two roller driving systems 22. The two transition gears 231 in the double-sided transition gear assembly 23 in this example rotate in unison.
A gear driving mechanism 24, the gear driving mechanism 24 is disposed at the lower end of the support frame 21, and the gear driving mechanism 24 is in driving connection with the transition gear 231 in the double-sided transition gear assembly 23.
The air floating platform assembly 25 is disposed on the upper end of the supporting frame 21, and the air floating platform assembly 25 is located between the two roller driving systems 22. In this embodiment, as shown in fig. 5, the liquid crystal panel 3 moves on the upper side of the air floating platform assembly 25, the roller driving system 22 is used for driving the liquid crystal panel 3 to move, and when the liquid crystal panel 3 is located on the upper side of the air floating platform assembly 25, two sides of the liquid crystal panel 3 abut against the two roller driving systems 22, so that the roller driving system 22 can drive the liquid crystal panel 3. The gear driving mechanism 24 in this embodiment includes an asynchronous motor 241 and a driving gear 242, the driving gear 242 is disposed on an output shaft of the asynchronous motor 241, and the driving gear 242 is engaged with the transition gear 231 at one end of the double-side transition gear assembly 23. When the asynchronous motor 241 drives the driving gear 242 to rotate, the driving gear 242 drives the transition gear 231 to rotate, so that the bilateral transition gear assembly 23 drives the two roller driving systems 22 to rotate synchronously, and the moving stability of the liquid crystal panel 3 is ensured.
Further, as a preferred embodiment, each roller drive system 22 includes:
the driven wheel assembly 221 and the driven wheel assembly 221 are arranged at the upper end of the supporting frame 21, and the driven wheel assembly 221 is in transmission connection with the double-side transition gear assembly 23.
The roller assemblies 222 are arranged on one side of the driven wheel assembly 221, the plurality of roller assemblies 222 are uniformly arranged along the length direction of the driven wheel assembly 221, and each roller assembly 222 is in transmission connection with the driven wheel assembly 221. The roller assembly 222 is used to power the movement of the liquid crystal panel 3.
The pinch roller assemblies 223 are provided, and one side of each roller assembly 222 is provided with one pinch roller assembly 223.
A guide roller 224, and a guide roller 224 is disposed on the other side of each roller assembly 222.
Further, as a preferred embodiment, each driven wheel assembly 221 includes:
a first rotating shaft 2211, the first rotating shaft 2211 is fixed to the upper end of the supporting frame 21 by a first bearing housing 2212.
The driven gear 2213 is arranged on the first rotating shaft 2211, and the driven gear 2213 is in transmission connection with the double-side transition gear assembly 23.
The first magnetic wheel 2214 and the first rotating shaft 2211 are further provided with a plurality of first magnetic wheels 2214, and each first magnetic wheel 2214 is in transmission connection with one roller assembly 222. As shown in fig. 6, the driven gear 2213 is configured to engage with the transition gear 231, when the transition gear 231 rotates, the transition gear 231 drives the driven gear 2213 to rotate, the driven gear 2213 drives the first rotating shaft 2211 to rotate, and the first rotating shaft 2211 drives the first magnetic wheels 2214 to rotate, so that the first magnetic wheels 2214 drive the roller assemblies 222 to rotate synchronously.
Further, as a preferred embodiment, each roller assembly 222 includes:
a second rotating shaft 2221, the second rotating shaft 2221 is fixed to the upper end of the support frame 21 through a second bearing housing 2222.
One end of the second magnetic wheel 2223 and the second rotating shaft 2222 is provided with a second magnetic wheel 2223, and the second magnetic wheel 2223 is magnetically driven with a first magnetic wheel 2214.
The roller 2224 and the other end of the second shaft 2222 are provided with a roller 2224. As shown in fig. 6, the second rotating shaft 2222 is perpendicular to the first rotating shaft 2211, the second magnetic wheel 2223 is perpendicular to the first magnetic wheel 2214, the first magnetic wheel 2214 drives the second magnetic wheel 2223, and the second magnetic wheel 2223 drives the roller 2224 to rotate through the second rotating shaft 2221, so that the roller 2224 drives the liquid crystal panel 3 to move. In this embodiment, the liquid crystal panel 3 is located on the upper side of the roller assembly 222, and two sides of the liquid crystal panel 3 abut against the rollers 2224 to form a local support. And pinch roller subassembly 223 corresponds with gyro wheel 2224 in the wheel subassembly 222, and when initial condition, pinch roller subassembly 223 offsets with gyro wheel 2224, and liquid crystal display panel 3 moves the in-process at air supporting platform subassembly 25 upside, and liquid crystal display panel 3 enters into between pinch roller subassembly 223 and gyro wheel 2224, prevents to lead to liquid crystal display panel 3 and both sides gyro wheel 2224 contact force undersize and then influence liquid crystal display panel 3's steady transmission because the air film that air supporting platform subassembly 25 formed is too high. The width between two adjacent guide rollers 224 is slightly larger than the width of the liquid crystal panel 3, so as to prevent the liquid crystal panel 3 from deviating from the center position during the moving process.
Further, as a preferred embodiment, the air floating platform assembly 25 includes a plurality of air floating platforms 251, and the plurality of air floating platforms 251 are disposed side by side between the two roller driving systems 22. As shown in FIG. 5, each air bearing platform 251 is parallel to the two roller drive systems 22.
Each air floating platform 251 includes:
the air supporting strip 2511 is provided with a cavity structure inside the air supporting strip 2511, the upper surface of the air supporting strip 2511 is provided with a plurality of air holes 2512, and each air hole 2512 is respectively communicated with the cavity structure.
And the two sealing end covers 2513 and 2513 are arranged at two ends of the air floating strip 2511, and the two sealing end covers 2513 are connected with two ends of the air floating strip 2511 in a sealing manner.
The sealing strips 2514 and the two sealing end caps 2513 are hermetically connected with the two ends of the air floating strip 2511 through the two sealing strips 2514.
An air inlet line 2515 is arranged at the lower end of the air floatation strip 2511, and the air inlet line 2515 is communicated with the cavity structure. As shown in fig. 7, the air holes 2512 are strip-shaped, and a plurality of air holes 2512 are provided along the length direction of the air floating strip 2511. In this embodiment, the air inlet lines 2515 on the air floating strips 2511 are connected in parallel through a total air inlet pipe, and compressed air provided by the air compressor enters the air inlet lines 2515 through the total air inlet pipe, enters the cavity structure in each air floating strip 2511 through the air inlet lines 2515, and is sprayed out through the air holes 2512, so that a uniform and stable air film is formed between the liquid crystal panel 3 and the air floating platform assembly 25, and the suspension of the liquid crystal panel 3 is realized.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (10)
1. A lifting and conveying device for a liquid crystal panel is characterized by comprising a lifting mechanism and an air floatation conveying platform arranged on the lifting mechanism, wherein the lifting mechanism comprises a supporting underframe assembly, a servo driving assembly, a first vertical frame assembly, a second vertical frame assembly and a connecting cross rod, the servo driving component is arranged at the upper end of the supporting underframe component, the first vertical frame component is arranged at the upper end of one side of the supporting underframe component, the second vertical frame assembly is arranged at the upper end of the other side of the supporting underframe assembly, the connecting cross rod is connected with the first vertical frame assembly and the second vertical frame assembly, the air floatation conveying platform is arranged at the upper side of the servo driving assembly, and the two sides of the air floatation conveying platform are connected with the first vertical frame assembly and the second vertical frame assembly, and the servo driving assembly is used for driving the air floatation conveying platform to vertically move up and down.
2. The lifting and conveying device for liquid crystal panels as claimed in claim 1, wherein the supporting bottom frame assembly comprises a bottom frame and supporting legs, the bottom frame is a square tube welded frame, a plurality of the supporting legs are uniformly arranged at the lower end of the bottom frame, the servo driving assembly is arranged at the upper end of the bottom frame, the first vertical frame assembly is arranged at the upper end of one side of the bottom frame, and the second vertical frame assembly is arranged at the upper end of the other side of the bottom frame.
3. The lift transporting device for a liquid crystal panel according to claim 2, wherein the servo driving assembly includes a servo driving mechanism, a dual-shaft output diverter, a first rotating shaft, a second rotating shaft, a first right-angle diverter and a second right-angle diverter, wherein the servo driving mechanism is connected to one end of the dual-shaft output diverter, the first right-angle diverter is connected to one side of the dual-shaft output diverter through the first rotating shaft, and the second right-angle diverter is connected to the other side of the dual-shaft output diverter through the second rotating shaft.
4. The lift transporting device for liquid crystal panels as claimed in claim 3, wherein said servo driving assembly further comprises a plurality of first couplers and two second couplers, wherein said servo driving mechanism is connected to one end of said dual-shaft output steering gear, said first right-angle steering gear is connected to said first rotating shaft, said first rotating shaft is connected to one side of said dual-shaft output steering gear, said second right-angle steering gear is connected to said second rotating shaft, and said second rotating shaft is connected to the other side of said dual-shaft output steering gear through one of said first couplers, and one of said second couplers is disposed on each of an upper end of said first right-angle steering gear and an upper end of said second right-angle steering gear.
5. The lift transporting device for liquid crystal panels as claimed in claim 4, wherein said first stand assembly and said second stand assembly each comprise:
the lower end of the vertical frame is fixedly connected with the upper end of the underframe;
the two linear sliding rail assemblies are arranged on two sides of the vertical frame;
the two ends of the supporting seat are fixedly connected with the sliding blocks in the two linear sliding rail assemblies;
the ball screw assembly is arranged in the middle of the vertical frame, a nut in the ball screw assembly is fixedly connected with the supporting seat, and the lower end of a ball screw in each ball screw assembly is connected with one second coupler respectively.
6. The lift transporting device for liquid crystal panels as claimed in claim 5, wherein said air floating transporting platform comprises:
the two sides of the supporting frame are connected with the two supporting seats;
the two sides of the supporting frame are respectively provided with the roller driving system;
the double-side transition gear assembly is in transmission connection with the two roller driving systems;
the gear driving mechanism is arranged at the lower end of the supporting frame and is in driving connection with the transition gears of the double-side transition gear assembly;
the upper end of the supporting frame is provided with the air floating platform assembly, and the air floating platform assembly is positioned between the two roller driving systems.
7. The lift transporting device for liquid crystal panels as claimed in claim 6, wherein each of said roller driving systems comprises:
the driven wheel assembly is arranged at the upper end of the supporting frame and is in transmission connection with the double-side transition gear assembly;
the roller assemblies are arranged on one side of the driven wheel assembly and are uniformly arranged along the length direction of the driven wheel assembly, and each roller assembly is in transmission connection with the driven wheel assembly;
the pressing wheel assembly is arranged on one side of each roller assembly;
and the other side of each roller component is provided with one guide roller.
8. The lift transporting device for liquid crystal panels as claimed in claim 7, wherein each of said driven wheel assemblies comprises:
the first rotating shaft is fixed at the upper end of the supporting frame through a first bearing seat;
the driven gear is arranged on the first rotating shaft and is in transmission connection with the bilateral transition gear assembly;
the first magnetic wheel is also provided with a plurality of first magnetic wheels, and each first magnetic wheel is in transmission connection with one roller assembly.
9. The lift transporting device for liquid crystal panels as claimed in claim 8, wherein each of said roller assemblies comprises:
the second rotating shaft is fixed at the upper end of the supporting frame through a second bearing seat;
the second magnetic wheel is arranged at one end of the second rotating shaft and is in magnetic transmission with the first magnetic wheel;
the other end of the second rotating shaft is provided with the roller.
10. The apparatus of claim 6, wherein the air floating platform assembly comprises a plurality of air floating platforms, and the plurality of air floating platforms are arranged side by side between the two roller driving systems;
each air-bearing platform comprises:
the air floatation strip is internally provided with a cavity structure, the upper surface of the air floatation strip is provided with a plurality of air holes, and each air hole is respectively communicated with the cavity structure;
the two sealing end covers are arranged at two ends of the air floatation strip and are in sealing connection with the two ends of the air floatation strip;
the two sealing end covers are connected with the two ends of the air floatation strip in a sealing mode through the two sealing strips;
and the lower end of the air floatation strip is provided with the air inlet pipeline which is communicated with the cavity structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201911349521.7A CN110884898A (en) | 2019-12-24 | 2019-12-24 | Lifting and conveying device for liquid crystal panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911349521.7A CN110884898A (en) | 2019-12-24 | 2019-12-24 | Lifting and conveying device for liquid crystal panel |
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| CN110884898A true CN110884898A (en) | 2020-03-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911349521.7A Pending CN110884898A (en) | 2019-12-24 | 2019-12-24 | Lifting and conveying device for liquid crystal panel |
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| CN112278862A (en) * | 2020-10-13 | 2021-01-29 | 南京多脉智能设备有限公司 | Friction-free pneumatic type glass panel carrier manipulator |
| CN112456148A (en) * | 2020-12-04 | 2021-03-09 | 九江华秋电路有限公司 | Automatic feeding device for PCB processing |
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| CN112456148A (en) * | 2020-12-04 | 2021-03-09 | 九江华秋电路有限公司 | Automatic feeding device for PCB processing |
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