CN116021259A

CN116021259A - Backlight assembly machine

Info

Publication number: CN116021259A
Application number: CN202310171899.2A
Authority: CN
Inventors: 陈冬发; 陈浩
Original assignee: Jiangxi Lanhaohong Technology Co ltd
Current assignee: Jiangxi Lanhaohong Technology Co ltd
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-04-28

Abstract

The invention relates to the technical field of backlight display screen processing and discloses a backlight assembly machine which solves the problems that the interval time of each film coating is long and the working efficiency is affected; in the process of coating the electronic display screen, the feeding and discharging of the electronic display screen can be completed, the waiting interval time of each coating is reduced, and the working efficiency is improved.

Description

Backlight assembly machine

Technical Field

The invention belongs to the technical field of backlight display screen processing, and particularly relates to a backlight assembly machine.

Background

Along with the high-speed development of the electronic industry, the demand of the electronic display screen is increased gradually, and the electronic display screen needs to be covered with a backlight membrane on the surface of the electronic display screen to ensure the normal use of the display screen, the electronic display screen needing to be covered is generally placed on a covering mechanism through a feeding device, after the covering is finished, the electronic display screen with good covering is taken down from the covering mechanism through a discharging device, the covering mechanism needs to wait for the feeding and discharging of the electronic display screen in the covering process, the interval time of covering each time is long, and the working efficiency is influenced.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides a backlight assembly machine, which effectively solves the problems that the interval time of each film coating is longer and the working efficiency is influenced in the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a kludge in a poor light, includes the brace table, the bottom fixedly connected with of brace table a plurality of supporting legs, the top of brace table is equipped with the carousel, a plurality of seats of placing of top fixedly connected with of carousel, one side fixedly connected with carriage of brace table, be equipped with first drive roller and second drive roller on the carriage, run through the movable sleeve that has fixed connection on the first drive roller, movable sleeve and carriage rotate to be connected, run through the first pivot that has fixed connection on the second drive roller, the one end and the carriage rotation of first pivot are connected, the other end of first pivot runs through the movable sleeve, one side of carriage is equipped with the second pivot of rotation connection, be equipped with respectively with first pivot and movable sleeve matched with reverse driver in the second pivot, be equipped with on the brace table respectively with carousel and second pivot matched with synchronous rotation mechanism, be equipped with first driven roller and the second driven roller of rotation connection on the carriage, first drive roller and first drive roller are connected through first conveyer belt, second driven roller and second drive roller are connected through the second conveyer belt, the top of brace table is equipped with the support, the both ends of support are fixedly connected with respectively, brace table and sucking disc pass through the fixed connection of sucking disc subassembly.

Preferably, the rotary lifting assembly comprises a movable seat arranged above the supporting table, the movable seat is connected with the supporting table through a hydraulic telescopic cylinder, a third rotating shaft in rotating connection is arranged above the movable seat, the third rotating shaft is connected with the support through an elastic piece, an arc-shaped plate is arranged above the support, two inclined surfaces are symmetrically arranged on the arc-shaped plate, the arc-shaped plate is connected with the supporting table through an adjusting unit, and the third rotating shaft is connected with the supporting table through a lifting transmission piece.

Preferably, the lifting transmission piece comprises a first conical gear fixedly sleeved outside the third rotating shaft, one side of the first conical gear is provided with a first connecting shaft, one end of the first connecting shaft is fixedly connected with a second conical gear meshed with the first conical gear, the other end of the first connecting shaft is sleeved with a side plate, the first connecting shaft is connected with the side plate through a bearing, the side plate is connected with the movable seat through a connecting plate, the outer sleeve of the first connecting shaft is provided with a first gear fixedly connected with the side plate, and the toothed plate is meshed with the first gear.

Preferably, the elastic piece comprises a prism fixedly mounted on the support, a chute is formed in the top of the third rotating shaft, the bottom end of the prism is located in the chute, and the bottom end of the prism is connected with the bottom inner wall of the chute through a compression spring.

Preferably, the adjusting unit comprises two second supporting parts fixedly installed on the arc-shaped plate, a screw rod in threaded connection penetrates through the second supporting parts, and the bottom end of the screw rod is connected with the supporting table through a bearing.

Preferably, the screw rod is sleeved with two nuts, and two adjacent nuts are respectively positioned at the top and the bottom of the second supporting part.

Preferably, the reverse driver comprises a first sprocket fixedly sleeved outside the second rotating shaft, one end of the first rotating shaft is fixedly connected with a second sprocket, the first sprocket is connected with the second sprocket through a first chain, and the movable sleeve is connected with the second rotating shaft through a meshing piece.

Preferably, the engagement member comprises a second gear fixedly sleeved outside the second rotating shaft, a third gear is fixedly sleeved outside the movable sleeve, and the second gear is engaged with the third gear.

Preferably, the synchronous rotation fixing mechanism comprises a motor fixedly arranged at the bottom of the supporting table, the bottom of the turntable is fixedly connected with a second connecting shaft, the second connecting shaft penetrates through the supporting table, a bearing is arranged at the joint of the second connecting shaft and the supporting table, a worm wheel is fixedly connected with the bottom end of the second connecting shaft, the output end of the motor is fixedly connected with a worm, the worm is meshed with the worm wheel, and the worm is connected with the second rotating shaft through a synchronous unit.

Preferably, the synchronization unit comprises a third sprocket fixedly mounted at one end of the second rotating shaft, a fourth sprocket fixedly connected with the outside of the worm is sleeved on the outside of the worm, the third sprocket is connected with the fourth sprocket through a second chain, a first supporting portion is sleeved on one end of the worm, the worm is connected with the first supporting portion through a bearing, and the top of the first supporting portion is fixedly connected with the bottom of the supporting table.

Compared with the prior art, the invention has the beneficial effects that:

(1) The sucking disc is connected with an external sucking pump through a hose, an external film covering mechanism is arranged at a preset position on a supporting table, a rotary table and a second rotary shaft are driven to rotate through a synchronous rotation fixing mechanism, the second rotary shaft drives a first rotary shaft and a movable sleeve to rotate in opposite directions through a reverse driver respectively, and then the first rotary shaft and the movable sleeve drive a corresponding first driving roller and a corresponding second driving roller to rotate respectively, the first driving roller and the second driving roller drive a first conveying belt and a second conveying belt to convey materials in opposite directions respectively, an electronic display screen to be processed is placed on the first conveying belt, the electronic display screen is conveyed to the preset position through the first conveying belt, the synchronous rotation fixing mechanism stops driving the rotary table and the second rotary shaft to rotate, a bracket is driven to move downwards through a rotation fixing lifting assembly, so that one sucking disc is contacted with the top of the electronic display screen which is not covered with the film, starting an air pump to enable the electronic display screen to be adsorbed on the suckers, when the electronic display screen with the film being coated is placed on one corresponding placement seat, the other sucker synchronously adsorbs the electronic display screen with the film being coated, the bracket is driven to rotate by the rotation fixing lifting assembly to enable the sucker adsorbing the electronic display screen without the film to move to the upper part of one placement seat, the bracket is driven to move downwards by the rotation fixing lifting assembly to enable the electronic display screen to move to the top of the placement seat, meanwhile, the other sucker and the electronic display screen with the film being coated move to the top of the second conveying belt, the air pump is closed, the fixed relation between the electronic display screen and the sucker is relieved, feeding of the electronic display screen can be completed, blanking of the electronic display screen is completed, the bracket and the sucker are driven to reset to the initial position again by the rotation fixing lifting assembly, at the moment, the turntable and the second rotating shaft are driven to rotate again through the synchronous rotation fixing mechanism, so that the next electronic display screen moves to a preset position again through the first conveying belt, meanwhile, the synchronous rotation fixing mechanism drives the turntable to rotate, so that the electronic display screen positioned on the placement seat is driven to move to the lower part of the film covering mechanism, the synchronous rotation fixing mechanism stops driving the turntable and the second rotating shaft to rotate again, the film covering mechanism is used for covering films on the electronic display screen, meanwhile, the electronic display screen which is not covered by the film is placed on the placement seat again through the rotation fixing lifting assembly, and the electronic display screen which is covered by the film on the placement seat is placed on the second conveying belt again through the rotation fixing lifting assembly, so that feeding and discharging of the electronic display screen can be completed, the waiting interval time of each film covering is shortened, and the working efficiency is improved;

(2) The movable seat and the third rotating shaft are driven by the hydraulic telescopic cylinder to move vertically, so that the sucking disc moves downwards, the sucking disc contacts with a corresponding electronic display screen, the sucking pump is started, when the sucking disc adsorbs the electronic display screen, the movable seat and the third rotating shaft move upwards, meanwhile, the movable seat drives the connecting plate, the side plate, the first connecting shaft and the first gear to move vertically, the first gear rolls on the toothed plate, the first gear drives the first connecting shaft and the second bevel gear to rotate, the second bevel gear drives the third rotating shaft to rotate through the first bevel gear, the third rotating shaft synchronously drives the support to rotate in the process of moving upwards, so that the electronic display screen without a film is moved to the upper side of the placing seat, the support contacts with the inclined surface on the arc plate in the process of rotating the support, the arc plate limits the movable track of the support, so that the electronic display screen without the film is moved to the upper side of the placing seat, the support moves downwards relative to the arc plate and the third rotating shaft, and the sucking disc drives the electronic display screen without the film to move to the top of the placing seat through the first bevel gear to complete the design of the electronic display screen, and the lifting assembly is completed by moving the top of the electronic display screen to the top of the placing seat through the lifting assembly;

(3) The two screw rods are driven by staff to rotate, the second supporting part is driven by the screw rods to move in the vertical direction, the height of the arc-shaped plate is changed, the bracket can be contacted with the inclined surface of the arc-shaped plate, the position of the lowest point of the bracket can be adjusted by adjusting the height of the arc-shaped plate, when the screw rods do not need to be rotated, the two nuts are manually driven to rotate, and the second supporting part is clamped by the two nuts, so that the screw rods are fixed relative to the second supporting part, and the possibility that the screw rods rotate relative to the second supporting part due to non-human factors is reduced;

(4) When the second rotating shaft rotates, the second rotating shaft drives the second gear to rotate, the second gear drives the movable sleeve to rotate in opposite directions through the third gear, so that the movable sleeve rotates in opposite directions relative to the second rotating shaft, the second rotating shaft drives the first sprocket to rotate while the second rotating shaft rotates, the first sprocket drives the second sprocket and the first rotating shaft to rotate through the first chain, the first rotating shaft rotates in the same direction relative to the second rotating shaft, and when the second rotating shaft rotates, the first rotating shaft rotates in opposite directions relative to the movable sleeve;

(5) The motor drives the worm to rotate, the worm drives the worm wheel and the second connecting shaft to rotate, the turntable is enabled to rotate, the worm drives the fourth sprocket to rotate when the turntable rotates, the fourth sprocket drives the third sprocket and the second rotating shaft to rotate through the second chain, and the second rotating shaft and the turntable can synchronously rotate.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.

In the drawings:

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic view of a partial enlarged structure at A in FIG. 1;

FIG. 3 is a schematic view of the bottom of the support table of the present invention;

FIG. 4 is a schematic view of a partial enlarged structure at B in FIG. 3;

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

FIG. 6 is a schematic view showing the separation of the elastic member according to the present invention;

FIG. 7 is a schematic view of the structure of the first driven roller and the second driven roller of the present invention;

FIG. 8 is a schematic view of the reverse actuator of the present invention;

fig. 9 is a schematic view of the structure of the engaging member of the present invention.

In the figure: 1. a support table; 2. a turntable; 3. a placement seat; 4. a carriage; 5. a first driving roller; 6. a second driving roller; 7. a first driven roller; 8. a second driven roller; 9. a first conveyor belt; 10. a second conveyor belt; 11. a first rotating shaft; 12. a movable sleeve; 13. a second rotating shaft; 14. a bracket; 15. a suction cup; 16. a movable seat; 17. a hydraulic telescopic cylinder; 18. an arc-shaped plate; 19. a third rotating shaft; 20. a first bevel gear; 21. a first connecting shaft; 22. a second bevel gear; 23. a first gear; 24. a toothed plate; 25. a side plate; 26. a connecting plate; 27. a prism; 28. a chute; 29. a compression spring; 30. a second gear; 31. a third gear; 32. a first sprocket; 33. a second sprocket; 34. a first chain; 35. a third sprocket; 36. a second connecting shaft; 37. a worm wheel; 38. a motor; 39. a worm; 40. a first support portion; 41. a fourth sprocket; 42. a second chain; 43. a second supporting part; 44. a screw rod; 45. a nut; 46. and (5) supporting legs.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

The first embodiment is given by fig. 1 to 9, the invention comprises a supporting table 1, a plurality of supporting legs 46 are fixedly connected to the bottom of the supporting table 1, a turntable 2 is arranged at the top of the supporting table 1, a plurality of placing seats 3 are fixedly connected to the top of the turntable 2, a conveying frame 4 is fixedly connected to one side of the supporting table 1, a first driving roller 5 and a second driving roller 6 are arranged on the conveying frame 4, a movable sleeve 12 fixedly connected to the first driving roller 5 is penetrated through, the movable sleeve 12 is rotatably connected with the conveying frame 4, a first rotating shaft 11 fixedly connected to the second driving roller 6 is penetrated through, one end of the first rotating shaft 11 is rotatably connected with the conveying frame 4, the other end of the first rotating shaft 11 penetrates through the movable sleeve 12, a second rotating shaft 13 rotatably connected to one side of the conveying frame 4 is arranged, a synchronous rotation fixing mechanism respectively matched with the first rotating shaft 11 and the movable sleeve 12 is arranged on the second rotating shaft 13, a first driven roller 7 and a second driven roller 8 which are rotatably connected to the conveying frame 4, the first driven roller 7 and the first driven roller 5 are rotatably connected with the first driving roller 5 through a first driving roller 9 and a second driving roller 6 and a lifting support 14 which are rotatably connected with a lifting support 14 through a second driving roller 1, and a lifting support 14 is respectively arranged on the second rotating support 14 and a lifting support 14.

In the second embodiment, on the basis of the first embodiment, as shown in fig. 1, fig. 2, fig. 3, fig. 5 and fig. 6, the rotation lifting assembly comprises a movable seat 16 arranged above a supporting table 1, the movable seat 16 is connected with the supporting table 1 through a hydraulic telescopic cylinder 17, a third rotating shaft 19 in rotating connection is arranged above the movable seat 16, the third rotating shaft 19 is connected with a bracket 14 through an elastic piece, an arc-shaped plate 18 is arranged above the bracket 14, two inclined surfaces are symmetrically arranged on the arc-shaped plate 18, the arc-shaped plate 18 is connected with the supporting table 1 through an adjusting unit, the third rotating shaft 19 is connected with the supporting table 1 through a lifting transmission piece, the lifting transmission piece comprises a first conical gear 20 fixedly sleeved outside the third rotating shaft 19, one side of the first conical gear 20 is provided with a first connecting shaft 21, one end of the first connecting shaft 21 is fixedly connected with a second conical gear 22 meshed with the first conical gear 20, the other end of the first connecting shaft 21 is sleeved with a side plate 25, the first connecting shaft 21 is connected with the side plate 25 through a bearing, the side plate 25 is connected with the movable seat 16 through a connecting plate 26, a first gear 23 fixedly connected with the outside of the first connecting shaft 21 is sleeved with a toothed plate 24 fixedly connected with the supporting table 1, the toothed plate 24 is meshed with the first gear 23, an elastic piece comprises a prism 27 fixedly arranged on a bracket 14, a sliding groove 28 is arranged at the top of a third rotating shaft 19, the bottom end of the prism 27 is positioned in the sliding groove 28, the bottom end of the prism 27 is connected with the bottom inner wall of the sliding groove 28 through a compression spring 29, an adjusting unit comprises two second supporting parts 43 fixedly arranged on the arc plate 18, a screw rod 44 in threaded connection penetrates through the second supporting parts 43, the bottom end of the screw rod 44 is connected with the supporting table 1 through a bearing, the outside of the screw rod 44 is sleeved with two nuts 45, adjacent two nuts 45 are respectively located at the top and bottom of the second supporting portion 43;

the bracket 14 is driven to move vertically through the hydraulic telescopic cylinder 17 so as to enable the sucker 15 to move downwards, the sucker 15 is in contact with a corresponding electronic display screen, the suction pump is started, when the sucker 15 adsorbs the electronic display screen, the hydraulic telescopic cylinder 17 drives the movable seat 16 and the third rotating shaft 19 to move upwards, meanwhile, the movable seat 16 drives the connecting plate 26, the side plate 25, the first connecting shaft 21 and the first gear 23 to move vertically, the first gear 23 rolls on the toothed plate 24, the first gear 23 drives the first connecting shaft 21 and the second conical gear 22 to rotate, the second conical gear 22 drives the third rotating shaft 19 to rotate through the first conical gear 20, in the process of moving the third rotating shaft 19 upwards, the third rotating shaft 19 synchronously drives the bracket 14 to rotate so that the electronic display screen which is not covered by the film moves to the upper side of the placing seat 3, the electronic display screen which is covered by the film moves to the upper side of the second conveying belt 10, in the process of rotating the bracket 14, the bracket 14 contacts with the inclined surface on the arc plate 18, the arc plate 18 limits the moving track of the bracket 14, so that the bracket 14 moves downwards relative to the arc plate 18 and the third rotating shaft 19 in the process of moving the non-coated electronic display screen to the upper part of the placing seat 3, further, the sucker 15 drives the non-coated electronic display screen to move to the top of the placing seat 3, meanwhile, the coated electronic display screen moves to the top of the second conveying belt 10, the feeding and discharging of the electronic display screen are completed through the design of a rotating lifting assembly, the staff drives the two screw rods 44 to rotate, the screw rods 44 drive the second supporting part 43 to move vertically, the height of the arc plate 18 is changed, as the bracket 14 can contact with the inclined surface of the arc plate 18, the position of the bracket 14 moving downwards to the lowest point can be adjusted through adjusting the height of the arc plate 18, and when the screw rods 44 are not required to rotate, the two nuts 45 are manually driven to rotate, and the two nuts 45 clamp the second supporting portion 43, so that the screw rod 44 is fixed relative to the second supporting portion 43, and the possibility that the screw rod 44 rotates relative to the second supporting portion 43 due to non-human factors is reduced.

In the third embodiment, as shown in fig. 8 and 9, the reverse driver includes a first sprocket 32 fixedly sleeved outside the second rotating shaft 13, one end of the first rotating shaft 11 is fixedly connected with a second sprocket 33, the first sprocket 32 is connected with the second sprocket 33 through a first chain 34, the movable sleeve 12 is connected with the second rotating shaft 13 through a meshing piece, the meshing piece includes a second gear 30 fixedly sleeved outside the second rotating shaft 13, a third gear 31 is fixedly sleeved outside the movable sleeve 12, and the second gear 30 is meshed with the third gear 31;

when the second rotating shaft 13 rotates, the second rotating shaft 13 drives the second gear 30 to rotate, the second gear 30 drives the movable sleeve 12 to rotate in opposite directions through the third gear 31, so that the movable sleeve 12 rotates in opposite directions relative to the second rotating shaft 13, when the second rotating shaft 13 rotates, the second rotating shaft 13 drives the first sprocket 32 to rotate, the first sprocket 32 drives the second sprocket 33 and the first rotating shaft 11 to rotate through the first chain 34, the first rotating shaft 11 rotates in the same direction relative to the second rotating shaft 13, and when the second rotating shaft 13 rotates, the first rotating shaft 11 rotates in opposite directions relative to the movable sleeve 12.

In the fourth embodiment, based on the first embodiment, as shown in fig. 3, fig. 4 and fig. 8, the synchronous rotation fixing mechanism includes a motor 38 fixedly installed at the bottom of the supporting table 1, the bottom of the turntable 2 is fixedly connected with a second connecting shaft 36, the second connecting shaft 36 penetrates through the supporting table 1, a bearing is arranged at the joint of the second connecting shaft 36 and the supporting table 1, the bottom end of the second connecting shaft 36 is fixedly connected with a worm wheel 37, the output end of the motor 38 is fixedly connected with a worm 39, the worm 39 is meshed with the worm wheel 37, the worm 39 is connected with the second rotating shaft 13 through a synchronous unit, the synchronous unit includes a third sprocket 35 fixedly installed at one end of the second rotating shaft 13, a fourth sprocket 41 fixedly connected with the outside of the worm 39 is sleeved with a third sprocket 35, the fourth sprocket 41 is connected with the third sprocket 41 through a second chain 42, one end of the worm 39 is sleeved with a first supporting part 40, the worm 39 is connected with the first supporting part 40 through a bearing, and the top of the first supporting part 40 is fixedly connected with the bottom of the supporting table 1;

the motor 38 drives the worm 39 to rotate, the worm 39 drives the worm wheel 37 and the second connecting shaft 36 to rotate, so that the turntable 2 rotates, the worm 39 drives the fourth sprocket 41 to rotate while the turntable 2 rotates, the fourth sprocket 41 drives the third sprocket 35 and the second rotating shaft 13 to rotate through the second chain 42, and the second rotating shaft 13 and the turntable 2 can synchronously rotate.

Working principle: when in work, the sucker 15 is connected with an external sucking pump through a hose, an external film covering mechanism is arranged at a preset position on the supporting table 1, the rotary table 2 and the second rotary shaft 13 are driven to rotate through the synchronous rotation fixing mechanism, the second rotary shaft 13 drives the first rotary shaft 11 and the movable sleeve 12 to rotate in opposite directions through the reverse driver, the corresponding first driving roller 5 and the corresponding second driving roller 6 are further driven to rotate through the first rotary shaft 11 and the movable sleeve 12, the first driving roller 5 and the second driving roller 6 respectively drive the first conveying belt 9 and the second conveying belt 10 to convey materials in opposite directions, an electronic display screen to be processed is placed on the first conveying belt 9, the electronic display screen is conveyed to the preset position through the first conveying belt 9, the synchronous rotation fixing mechanism stops driving the rotary table 2 and the second rotary shaft 13 to rotate, the bracket 14 is driven to move downwards through the rotation fixing lifting assembly, so that one of the suckers 15 contacts with the top of the electronic display screen which is not covered by the film, the sucking pump is started to enable the electronic display screen to be sucked on the suckers 15, when the electronic display screen which is covered by the film is placed on one of the corresponding placement seats 3, the other sucker 15 synchronously sucks the electronic display screen which is covered by the film, the bracket 14 is driven to rotate by rotating the lifting assembly, so that the sucker 15 sucking the electronic display screen which is not covered by the film moves to the upper part of one of the placement seats 3, the bracket 14 is driven to move downwards by rotating the lifting assembly, so that the electronic display screen moves to the top of the placement seat 3, meanwhile, the other sucker 15 and the electronic display screen which is covered by the film move to the top of the second conveying belt 10, the sucking pump is closed, the fixed relation between the electronic display screen and the sucker 15 is released, and thus the feeding of the electronic display screen can be completed, and the discharging of the electronic display screen is completed at the same time, the rotating and fixing lifting assembly drives the bracket 14 and the sucker 15 to reset to the initial position again, at the moment, the rotating disc 2 and the second rotating shaft 13 are driven to rotate again through the synchronous rotating and fixing mechanism, so that the next electronic display screen moves to the preset position again through the first conveying belt 9, meanwhile, the rotating disc 2 is driven to rotate through the synchronous rotating and fixing mechanism, so that the electronic display screen positioned on the placing seat 3 moves to the lower part of the film covering mechanism, the rotating disc 2 and the second rotating shaft 13 are stopped to rotate again through the synchronous rotating and fixing mechanism, the film covering is carried out on the electronic display screen through the film covering mechanism, the electronic display screen which is not covered is placed on the placing seat 3 again through the rotating and fixing lifting assembly while the electronic display screen is covered, the electronic display screen covered on the placing seat 3 is placed on the second conveying belt 10 through the rotating and fixing lifting assembly again, the feeding and discharging of the electronic display screen can be completed, the interval time for each film coating waiting is reduced, the working efficiency is improved, the bracket 14 is driven to move vertically through the hydraulic telescopic cylinder 17 so as to enable the sucker 15 to move downwards, the sucker 15 is in contact with the corresponding electronic display screen, the sucking pump is started, when the sucker 15 adsorbs the electronic display screen, the hydraulic telescopic cylinder 17 drives the movable seat 16 and the third rotating shaft 19 to move upwards, meanwhile, the movable seat 16 drives the connecting plate 26, the side plate 25, the first connecting shaft 21 and the first gear 23 to move vertically, the first gear 23 rolls on the toothed plate 24, the first gear 23 drives the first connecting shaft 21 and the second conical gear 22 to rotate, the second conical gear 22 drives the third rotating shaft 19 to rotate through the first conical gear 20, the third rotating shaft 19 synchronously drives the bracket 14 to rotate in the process of moving upwards in order to enable the electronic display screen without the film coating to move to the upper side of the placing seat 3, the electronic display screen with the film being covered moves to the upper part of the second conveying belt 10, the bracket 14 contacts with the inclined surface on the arc plate 18 in the rotating process of the bracket 14, the arc plate 18 limits the moving track of the bracket 14, so that the bracket 14 moves downwards relative to the arc plate 18 and the third rotating shaft 19 in the moving process of the electronic display screen without the film to the upper part of the placing seat 3, the sucking disc 15 drives the electronic display screen without the film to move to the top part of the placing seat 3, meanwhile, the electronic display screen with the film being covered moves to the top part of the second conveying belt 10, the feeding and discharging of the electronic display screen are completed through the design of a rotary lifting assembly, the two screw rods 44 are driven by a worker to rotate, the screw rods 44 drive the second supporting part 43 to move in the vertical direction, the height of the arc plate 18 is changed, the bracket 14 can contact with the inclined surface of the arc plate 18, the height of the arc plate 18 is adjusted, the adjustable bracket 14 can be moved down to the lowest point, when the screw rod 44 is not required to be rotated, two nuts 45 are manually driven to rotate, the two nuts 45 clamp the second supporting part 43 so as to fix the screw rod 44 relative to the second supporting part 43, the possibility that the screw rod 44 rotates relative to the second supporting part 43 due to non-human factors is reduced, when the second rotating shaft 13 rotates, the second rotating shaft 13 drives the second gear 30 to rotate, the second gear 30 drives the movable sleeve 12 to rotate relative to the second rotating shaft 13 through the third gear 31, so that the movable sleeve 12 rotates in opposite directions, when the second rotating shaft 13 rotates, the second rotating shaft 13 drives the first sprocket wheel 32 to rotate, the first sprocket wheel 32 drives the second sprocket wheel 33 and the first rotating shaft 11 to rotate in the same direction relative to the second rotating shaft 13 through the first chain 34, when the second rotating shaft 13 rotates, the first rotating shaft 11 rotates in opposite directions relative to the movable sleeve 12, the motor 38 drives the worm 39 to rotate, the worm 39 drives the worm wheel 37 and the second connecting shaft 36 to rotate, so that the turntable 2 rotates, the worm 39 drives the fourth sprocket 41 to rotate while the turntable 2 rotates, the fourth sprocket 41 drives the third sprocket 35 and the second rotating shaft 13 to rotate through the second chain 42, and the second rotating shaft 13 and the turntable 2 can synchronously rotate.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. Backlight assembly machine, including brace table (1), its characterized in that: the bottom of brace table (1) fixedly connected with a plurality of supporting legs (46), the top of brace table (1) is equipped with carousel (2), the top fixedly connected with of carousel (2) a plurality of seat (3) of placing, one side fixedly connected with carriage (4) of brace table (1), be equipped with first driving roller (5) and second driving roller (6) on carriage (4), run through on first driving roller (5) have fixed connection's movable sleeve (12) and carriage (4) rotation connect, run through on second driving roller (6) have fixed connection's first pivot (11), the one end of first pivot (11) and carriage (4) rotation connect, the other end of first pivot (11) runs through movable sleeve (12), one side of carriage (4) is equipped with rotation connection's second pivot (13), be equipped with respectively with first pivot (11) and movable sleeve (12) matched with reverse drive ware, be equipped with on brace table (1) respectively with first driving roller (7) and first driven roller (8) rotation connection first driven roller (7), the second driven roller (8) and the second driving roller (6) are connected through a second conveying belt (10), a support (14) is arranged above the supporting table (1), suction cups (15) are fixedly connected to two ends of the support (14) respectively, and the supporting table (1) and the support (14) are connected through a rotation lifting assembly.

2. A backlight assembly machine according to claim 1, wherein: the rotary lifting assembly comprises a movable seat (16) arranged above a supporting table (1), the movable seat (16) is connected with the supporting table (1) through a hydraulic telescopic cylinder (17), a third rotating shaft (19) connected in a rotating mode is arranged above the movable seat (16), the third rotating shaft (19) is connected with a support (14) through an elastic piece, an arc-shaped plate (18) is arranged above the support (14), two inclined faces are symmetrically arranged on the arc-shaped plate (18), the arc-shaped plate (18) is connected with the supporting table (1) through an adjusting unit, and the third rotating shaft (19) is connected with the supporting table (1) through a lifting transmission piece.

3. A backlight assembly machine as claimed in claim 2, wherein: the lifting transmission piece comprises a first conical gear (20) fixedly sleeved outside a third rotating shaft (19), a first connecting shaft (21) is arranged on one side of the first conical gear (20), one end of the first connecting shaft (21) is fixedly connected with a second conical gear (22) meshed with the first conical gear (20), the other end of the first connecting shaft (21) is sleeved with a side plate (25), the first connecting shaft (21) is connected with the side plate (25) through a bearing, the side plate (25) is connected with a movable seat (16) through a connecting plate (26), a first gear (23) fixedly connected with the outer sleeve of the first connecting shaft (21) is arranged, and a toothed plate (24) is fixedly connected to the supporting table (1) and meshed with the first gear (23).

4. A backlight assembly machine as claimed in claim 2, wherein: the elastic piece comprises a prism (27) fixedly mounted on the support (14), a chute (28) is formed in the top of the third rotating shaft (19), the bottom end of the prism (27) is located in the chute (28), and the bottom end of the prism (27) is connected with the inner wall of the bottom of the chute (28) through a compression spring (29).

5. A backlight assembly machine as claimed in claim 2, wherein: the adjusting unit comprises two second supporting parts (43) fixedly arranged on the arc-shaped plate (18), a screw rod (44) in threaded connection penetrates through the second supporting parts (43), and the bottom end of the screw rod (44) is connected with the supporting table (1) through a bearing.

6. A backlight assembly machine as claimed in claim 5, wherein: two nuts (45) are sleeved outside the screw rod (44), and two adjacent nuts (45) are respectively positioned at the top and the bottom of the second supporting part (43).

7. A backlight assembly machine according to claim 1, wherein: the reversing driver comprises a first sprocket (32) fixedly sleeved outside the second rotating shaft (13), one end of the first rotating shaft (11) is fixedly connected with a second sprocket (33), the first sprocket (32) is connected with the second sprocket (33) through a first chain (34), and the movable sleeve (12) is connected with the second rotating shaft (13) through a meshing piece.

8. A backlight assembly machine as claimed in claim 7, wherein: the meshing piece comprises a second gear (30) fixedly sleeved outside the second rotating shaft (13), a third gear (31) is fixedly sleeved outside the movable sleeve (12), and the second gear (30) is meshed with the third gear (31).

9. A backlight assembly machine according to claim 1, wherein: the synchronous rotation fixing mechanism comprises a motor (38) fixedly mounted at the bottom of the supporting table (1), a second connecting shaft (36) is fixedly connected to the bottom of the rotary table (2), the second connecting shaft (36) penetrates through the supporting table (1), a bearing is arranged at the joint of the second connecting shaft (36) and the supporting table (1), a worm wheel (37) is fixedly connected to the bottom end of the second connecting shaft (36), a worm (39) is fixedly connected to the output end of the motor (38), the worm (39) is meshed with the worm wheel (37), and the worm (39) is connected with the second rotary shaft (13) through a synchronous unit.

10. A backlight assembly machine as claimed in claim 9, wherein: the synchronous unit comprises a third sprocket (35) fixedly mounted at one end of a second rotating shaft (13), a fourth sprocket (41) fixedly connected with the outside of a worm (39) is sleeved outside the worm, the third sprocket (35) and the fourth sprocket (41) are connected through a second chain (42), a first supporting portion (40) is sleeved at one end of the worm (39), the worm (39) and the first supporting portion (40) are connected through bearings, and the top of the first supporting portion (40) is fixedly connected with the bottom of the supporting table (1).