CN210882213U - Turnover vehicle - Google Patents
Turnover vehicle Download PDFInfo
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- CN210882213U CN210882213U CN201922064800.0U CN201922064800U CN210882213U CN 210882213 U CN210882213 U CN 210882213U CN 201922064800 U CN201922064800 U CN 201922064800U CN 210882213 U CN210882213 U CN 210882213U
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Abstract
The application discloses turnover vehicle, including activity platform, telecontrol equipment, elevating gear and rotary device. The moving device comprises a walking chassis, walking wheels, a walking driving assembly and a guiding mechanism, the walking driving assembly drives the walking chassis to move, the guiding mechanism plays a role in guiding the movement of the walking chassis, tracks do not need to be laid, and the problem that the ground tracks for laying block material transportation, pedestrians pass through and the ground tracks need to be leveled is solved. Because the rotating device is additionally arranged, the direction of the platen printing machine can be changed by the turnover vehicle, and the platen printing machine with different directions can be conveniently and flexibly dispatched. Because the lifting device is additionally arranged, when the movable platform rotates, the height of the movable platform is changed through the lifting device, so that the movable platform and the bedplate are positioned at different horizontal positions, and the movable platform is effectively prevented from colliding with the bedplate when rotating.
Description
Technical Field
The application relates to the technical field of transfer cars, in particular to a transfer car.
Background
A platen printer is a device that automatically moves across a platen to perform a print job. In the existing platen printing machine, one machine can only finish printing of one color at the same time, and when printing multiple colors, a screen printing plate needs to be replaced. Because the length of the bedplate is limited, the number of the printing stocks which can be discharged is limited, and the screen printing plate needs to be replaced once when printing one color, so that the operation is troublesome, the time is wasted due to the replacement of the screen printing plate and the scraper, and the production efficiency is reduced.
To the problem that reduces production efficiency because of frequently changing half tone, some equipment producers have increased sharp track and turnover platform in the ground of the both sides of assembly line platen for platen printing machine can circulate between a plurality of platens and have enough to meet need to reduce the number of times of changing half tone.
However, the above solutions require laying of the profile rails on the ground on both sides of the pallet, the rails continuously extend from the first pallet to the last pallet, the aisle between the pallets is blocked and separated by the ground rails, and there are obstacles to material transportation or people walking, which are not favorable for the requirements of safety production. In addition, the use of the ground track needs to adjust the levelness in advance, and the whole track can be used only by keeping the level, which brings inconvenience in use and needs to be improved.
SUMMERY OF THE UTILITY MODEL
The application provides a turnover vehicle for solve and adopt the ground track can hinder material transport, pedestrian and the problem that the ground track need the leveling.
The application provides a turnover vehicle includes:
a movable platform for carrying a platen printing press;
the moving device comprises a walking chassis, walking wheels, a walking driving assembly and a guiding mechanism, wherein the walking chassis is used for bearing, the walking wheels are arranged at the bottom of the walking chassis and are rotationally connected with the walking chassis, the walking driving assembly is used for driving the walking wheels to rotate so as to drive the walking chassis to move among a plurality of table boards along straight lines, the guiding mechanism comprises a first guiding piece and a second guiding piece, the first guiding piece is connected with the walking chassis, the second guiding piece is arranged at intervals along the moving path of the walking chassis, and when the walking chassis is driven, the first guiding piece and the second guiding piece can be driven to be matched so as to guide the movement of the walking chassis;
the lifting device is connected with the movable platform and is used for driving the movable platform to move up and down;
and the rotating device is arranged on the walking chassis, is connected with the lifting device and is used for driving the lifting device and the movable platform to rotate.
As a further improvement of the turnover vehicle, the walking driving component comprises a walking driving motor, a walking driving sprocket, a walking driven sprocket, a walking transmission chain and a walking transmission rotating shaft, the walking driving motor is fixedly connected with the walking chassis, the walking driving sprocket is connected with the output end of the walking driving motor, and the walking driving motor is used for driving the walking driving sprocket to rotate;
the walking drive pivot is connected with the bottom rotation of walking chassis, the both ends of walking drive pivot all are equipped with the walking wheel, walking driven sprocket and walking drive pivot rigid coupling, the walking drive chain is connected walking drive sprocket and walking driven sprocket, so that when walking drive sprocket was driven, can drive walking drive pivot and walking wheel and rotate.
As a further improvement of the turnover vehicle, the first guide part comprises a guide wheel assembly, the second guide part comprises a guide plate, the guide plate is parallel to the movement path of the walking chassis, and the guide wheel assembly can roll on the guide plate when being matched with the guide plate.
As a further improvement of the turnover vehicle, the guide wheel assembly comprises a guide connecting piece and at least two guide rollers, one side of the guide connecting piece is fixedly connected with the walking chassis, the other side of the guide connecting piece is rotatably connected with the guide rollers, and the guide rollers are used for rolling on two opposite sides of the guide plate so as to limit the walking chassis from moving in a direction perpendicular to the guide plate.
As a further improvement of the turnover vehicle, the lifting device comprises a lifting bearing frame, a first connecting seat, a second connecting seat, a lifting connecting rod assembly and a lifting driving assembly, the lifting bearing frame is used for bearing the movable platform, the first connecting seat is connected with the lifting bearing frame, the second connecting seat is used for being connected with the rotary bearing frame, the lifting connecting rod assembly is connected with the first connecting seat and the second connecting seat, the lifting connecting rod assembly can drive the first connecting seat to ascend or descend when being driven, and the lifting driving assembly is used for driving the lifting connecting rod assembly to move.
As a further improvement of the turnover vehicle, the lifting connecting rod assembly comprises a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod, the first connecting rod is provided with a first end and a second end which are oppositely arranged, the second connecting rod is provided with a first end and a second end which are oppositely arranged, the first end of the first connecting rod is rotatably connected with the first connecting seat, the second end of the first connecting rod is rotatably connected with the first end of the second connecting rod, and the second end of the second connecting rod is rotatably connected with the second connecting seat;
the third connecting rod has the relative first end and the second end that sets up, the fourth connecting rod has the relative first end and the second end that sets up, the first end and the first connecting seat of third connecting rod rotate to be connected, the second end of third connecting rod rotates with the first end of fourth connecting rod to be connected, the second end and the second connecting seat of fourth connecting rod rotate to be connected.
As a further improvement of the turnover vehicle, the lifting driving assembly comprises a lifting driving motor, a driving screw rod, a first driving shaft and a second driving shaft, the first driving shaft and the second driving shaft are oppositely arranged, the first driving shaft is rotatably connected with the second end of the first connecting rod and the first end of the second connecting rod, and the second driving shaft is rotatably connected with the second end of the third connecting rod and the first end of the fourth connecting rod;
the lifting driving motor is fixedly connected with the first driving shaft, the driving screw rod is arranged along the horizontal direction, the driving screw rod is connected with the output end of the lifting driving motor, the lifting driving motor is used for driving the driving screw rod to rotate, the second driving shaft is sleeved on the driving screw rod and is in threaded connection with the driving screw rod, and the driving screw rod can drive the second driving shaft to move on the driving screw rod when being driven so as to drive the lifting connecting rod assembly.
As a further improvement of the turnover vehicle, the rotating device comprises a rotating bearing frame, a friction roller, a rotating driving assembly and an adjusting assembly, wherein the rotating bearing frame is used for bearing the movable plate, and is provided with a rotating connecting part which is used for being rotationally connected with the walking chassis;
the friction roller rotates and is arranged, the friction roller is abutted to the rotary bearing frame, the friction roller can drive the rotary bearing frame to rotate when being driven, the rotary driving assembly is used for driving the friction roller to rotate, and the adjusting assembly is used for adjusting the magnitude of abutting force between the friction roller and the rotary bearing frame.
As a further improvement of the turnover vehicle, the rotary driving component comprises a rotary driving motor, a driving friction chain wheel, a driven friction chain wheel, a friction rotating shaft and a friction transmission chain, the driving friction chain wheel is connected with the output end of the rotary driving motor, and the rotary driving motor is used for driving the driving friction chain wheel to rotate;
the friction pivot rotates the setting, the friction gyro wheel is connected with the friction pivot, the friction pivot can drive the friction gyro wheel when being rotated and rotate, driven friction sprocket is connected with the friction pivot, the friction driving chain is connected initiative friction sprocket and driven friction sprocket, so that can drive driven friction sprocket and friction pivot when being driven and rotate.
As a further improvement of the turnover vehicle, the adjusting assembly comprises a friction fixing seat, a friction bearing plate, a friction shaft mounting seat, a friction abutting block, an adjusting spring, an adjusting bolt and an adjusting nut, wherein the friction fixing seat is used for being connected with the walking chassis, the friction bearing plate is borne on the friction fixing seat, one side of the friction bearing plate is hinged with the friction fixing seat, and the other side of the friction bearing plate is hinged with the friction abutting block;
the friction butt joint piece has the friction screw, the friction fixing base has the friction through-hole, adjusting bolt runs through friction through-hole and friction screw to with friction screw threaded connection, adjusting spring entangles adjusting bolt, adjusting spring one end and friction butt piece butt, the other end and friction fixing base butt to the realization is to the floating support of friction loading board, adjusting nut is located the bottom of friction fixing base to cup joint with adjusting bolt, friction axle mount pad and friction loading board rigid coupling, the friction pivot rotates with the friction axle mount pad to be connected.
The beneficial effect of this application:
the application provides a turnover vehicle, including activity platform, telecontrol equipment, elevating gear and rotary device. The moving device comprises a walking chassis, walking wheels, a walking driving assembly and a guiding mechanism, the walking driving assembly drives the walking chassis to move, the guiding mechanism plays a role in guiding the movement of the walking chassis, tracks do not need to be laid, and the problem that the ground tracks for laying block material transportation, pedestrians pass through and the ground tracks need to be leveled is solved. Because the rotating device is additionally arranged, the direction of the platen printing machine can be changed by the turnover vehicle, and the platen printing machine with different directions can be conveniently and flexibly dispatched. Because the lifting device is additionally arranged, when the movable platform rotates, the height of the movable platform is changed through the lifting device, so that the movable platform and the bedplate are positioned at different horizontal positions, and the movable platform is effectively prevented from colliding with the bedplate when rotating.
Drawings
FIG. 1 is a schematic view of a transfer cart according to an embodiment of the present disclosure;
FIG. 2 is a schematic view of another perspective of the tote cart in an embodiment of the present application;
FIG. 3 is a schematic diagram of an embodiment of the exercise apparatus of the present application;
FIG. 4 is a schematic structural diagram of a lifting device according to an embodiment of the present disclosure;
FIG. 5 is a schematic illustration of a lifting link assembly and a lifting drive assembly according to an embodiment of the present disclosure;
FIG. 6 is a schematic view of a rotary device according to an embodiment of the present disclosure;
FIG. 7 is a schematic diagram of a friction roller and adjustment assembly according to one embodiment of the present application.
Reference numerals: 1000. a movable platform;
1100. a printer walking track; 1200. positioning the horseback by the printing machine;
2000. a motion device;
2100. a walking chassis; 2200. a traveling wheel; 2300. a travel drive assembly; 2310. a travel driving motor; 2320. a traveling drive sprocket; 2330. a traveling driven sprocket; 2340. a walking transmission chain; 2350. a walking transmission rotating shaft; 2360. a tension wheel; 2400. a guide mechanism; 2410. a guide connection member; 2420. a guide roller; 2430. a guide plate; 2500. a walking sensor; 2600. a walking induction plate; 2700. a positioning mechanism; 2710. a movable positioning column; 2720. a positioning frame; 2721. positioning a support column; 2722. positioning a connecting column; 2723. positioning the connecting plate;
3000. a lifting device;
3100. lifting the bearing frame; 3110. an upper mounting plate; 3120. a lower mounting plate; 3200. a first connecting seat; 3300. a second connecting seat; 3400. a lifting link assembly; 3410. a first link; 3411. a first end of a first link; 3412. a second end of the first link; 3420. a second link; 3421. a first end of a second link; 3422. a second end of the second link; 3430. a third link; 3431. a first end of a third link; 3432. a second end of a third link; 3440. a fourth link; 3441. a first end of a fourth link; 3442. a second end of the fourth link; 3500. a lift drive assembly; 3510. a lifting drive motor; 3520. driving the screw rod; 3530. a first drive shaft; 3540. a second drive shaft; 3550. a lifting guide rod; 3560. a protective shaft sleeve; 3570. an auxiliary gas spring;
4000. a rotating device;
4100. rotating the carrier; 4110. reinforcing ribs; 4120. a reinforcing plate; 4200. rubbing the roller; 4300. a rotary drive assembly; 4310. a rotary drive motor; 4320. a drive friction sprocket; 4330. a driven friction sprocket; 4340. a friction rotating shaft; 4350. a friction drive chain; 4400. an adjustment assembly; 4410. a friction fixing seat; 4411. a friction through hole; 4420. rubbing the bearing plate; 4430. a friction shaft mounting seat; 4440. a friction abutting block; 4441. a friction screw hole; 4450. adjusting the spring; 4460. adjusting the nut; 4500. a bearing rotating shaft; 4600. a support wheel assembly; 4610. supporting the rollers; 4620. a support wheel seat; 4700. a first rotation sensor; 4800. a second rotation sensor;
5000. a mobile slide wire device;
5100. and fixing the bracket.
Detailed Description
The present application is described in further detail in the following detailed description of the preferred embodiments with reference to the figures, in which like elements in different embodiments are numbered with like associated element numbers. In the following description, numerous details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances. In some instances, certain operations related to the present application have not been shown or described in detail in order to avoid obscuring the core of the present application from excessive description, and it is not necessary for those skilled in the art to describe these operations in detail, so that they may be fully understood from the description in the specification and the general knowledge in the art.
Furthermore, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments. Also, the various steps or actions in the method descriptions may be transposed or transposed in order, as will be apparent to one of ordinary skill in the art. Thus, the various sequences in the specification and drawings are for the purpose of describing certain embodiments only and are not intended to imply a required sequence unless otherwise indicated where such sequence must be followed.
The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings).
The embodiment provides a turnover vehicle.
Referring to fig. 1 and 2, the turnover vehicle includes a movable platform 1000, a moving device 2000, a lifting device 3000, a rotating device 4000, and a moving slide wire device 5000.
With reference to fig. 3, the movement device 2000 includes a walking chassis 2100, walking wheels 2200, a walking driving assembly 2300 and a guiding mechanism 2400, the walking driving assembly 2300 drives the walking chassis 2100 to move, the guiding mechanism 2400 guides the movement of the walking chassis 2100, tracks do not need to be laid, and the problem that the ground tracks are laid to prevent material transportation, pedestrians from passing through and the ground tracks need to be leveled is solved. Because the rotating device 4000 is additionally arranged, the direction of the platen printing machine can be changed by the turnover vehicle, and the platen printing machine with different directions can be conveniently and flexibly dispatched. Because the lifting device 3000 is additionally arranged, when the movable platform 1000 is rotated, the height of the movable platform 1000 is changed through the lifting device 3000, so that the movable platform 1000 and the bedplate are positioned at different horizontal positions, and the movable platform 1000 is effectively prevented from colliding with the bedplate when being rotated.
The movable platform 1000 is used to carry a platen printer.
Referring to fig. 1 and 2, in an embodiment, the opposite sides of the top surface of the movable platform 1000 are provided with a printing machine walking rail 1100 for the platen printing machine to walk, one side of the printing machine walking rail 1100 is provided with a printing machine positioning horse 1200, and the printing machine positioning horse 1200 is used for cooperating with a printing machine positioning column to position the platen printing machine.
Referring to fig. 1 and 2, the movement device 2000 includes a walking chassis 2100, walking wheels 2200, a walking drive assembly 2300, and a guiding mechanism 2400.
Referring to fig. 1, a walking chassis 2100 is used for carrying.
Referring to fig. 1 and 2, in one embodiment, the road wheels 2200 are disposed at the bottom of the walking chassis 2100 and are rotatably coupled to the walking chassis 2100. Specifically, the traveling wheels 2200 are rotatably connected to the traveling chassis 2100 through a traveling transmission shaft 2350.
Referring to fig. 1 and 2, a travel drive assembly 2300 is configured to drive the travel wheels 2200 in rotation to move the travel chassis 2100 linearly between the platens.
Referring to fig. 1-3, in one embodiment, the travel drive assembly 2300 includes a travel drive motor 2310, a travel drive sprocket 2320, a travel driven sprocket 2330, a travel drive chain 2340 and a travel drive shaft 2350.
Referring to fig. 3, the walking driving motor 2310 is fixedly connected to the walking chassis 2100, the walking driving sprocket 2320 is connected to an output end of the walking driving motor 2310, and the walking driving motor 2310 is used for driving the walking driving sprocket 2320 to rotate. The walking transmission shaft 2350 is rotatably connected with the bottom of the walking chassis 2100, walking wheels 2200 are arranged at two ends of the walking transmission shaft 2350, a walking driven sprocket 2330 is fixedly connected with the walking transmission shaft 2350, and a walking transmission chain 2340 connects the walking driving sprocket 2320 with the walking driven sprocket 2330, so that the walking driving sprocket 2320 can drive the walking transmission shaft 2350 and the walking wheels 2200 to rotate when being driven.
When the walking chassis 2100 needs to be driven to move, the walking driving motor 2310 is started, the walking driving sprocket 2320 is driven to rotate by the walking driving motor 2310, the walking driven sprocket 2330 and the walking transmission rotating shaft 2350 are driven to move, the walking wheel 2200 is driven to rotate, and walking of the walking chassis 2100 is achieved.
In other embodiments, travel drive assembly 2300 may also be configured to drive travel wheels 2200 with a belt or gear drive configuration.
Referring to fig. 1-3, in one embodiment, two walking transmission shafts 2350 are provided, the two walking transmission shafts 2350 are parallel to each other, a walking driven sprocket 2330 is fixedly arranged on each of the two walking transmission shafts 2350, and a walking transmission chain 2340 connects the walking driving sprocket 2320 and the two walking driven sprockets 2330. So that the walking drive motor 2310 can simultaneously drive the two walking transmission shafts 2350 to rotate.
In other embodiments, the number of the walking transmission shafts 2350 can be three, four or the like, and the number of the transmission shafts can be flexibly set according to the actual requirements of bearing and driving.
Referring to fig. 3, in one embodiment, the walking drive assembly 2300 further comprises a tension wheel 2360, and the tension wheel 2360 is rotatably coupled to the walking chassis 2100 and engaged with the walking chain 2340 for tensioning the walking chain 2340. The travel chain 2340 is tensioned by the tension pulley 2360.
Referring to fig. 1-3, in one embodiment, guide mechanism 2400 includes a first guide and a second guide.
Referring to fig. 1 to 3, the first guide is connected to the walking chassis 2100, and the second guide is spaced along the moving path of the walking chassis 2100, so that the walking chassis 2100 can be driven to cooperate with the first guide and the second guide to guide the movement of the walking chassis 2100.
Through the cooperation of first guide and second guide, realize walking chassis 2100 guide of moving, be favorable to keeping walking chassis 2100 along rectilinear motion. The second guide piece interval sets up, can not set up the second guide piece in the passageway department of material transportation and pedestrian's walking for the second guide piece can not obstruct material transportation and pedestrian and pass through.
Referring to fig. 1-3, in one embodiment, the first guide member includes a guide wheel assembly, the second guide member includes a guide plate 2430, the guide plate 2430 is parallel to the movement path of the walking chassis 2100, and the guide wheel assembly can roll on the guide plate 2430 when engaged with the guide plate 2430. The movement of the walking chassis 2100 is guided by the rolling of the guide wheel assembly on the guide plate 2430.
Referring to fig. 3, in an embodiment, the guide wheel assembly includes a guide connector 2410 and at least two guide rollers 2420, the guide connector 2410 is fixedly connected to the walking chassis 2100 at one side and rotatably connected to the guide rollers 2420 at the other side, and the guide rollers 2420 are configured to roll on opposite sides of the guide plate 2430 to limit the movement of the walking chassis 2100 in a direction perpendicular to the guide plate 2430. When the guide wheel assembly is matched with the guide plate 2430, the guide rollers 2420 clamp the guide plate 2430 from two sides of the guide plate 2430, so that the walking chassis 2100 is limited from moving in a direction perpendicular to the guide plate 2430, and the walking chassis 2100 can be kept to move along a straight line.
Referring to fig. 1-3, in one embodiment, two guide wheel assemblies are spaced apart, each guide wheel assembly including four guide rollers 2420. In other embodiments, the number of guide wheel assemblies may be one, three, etc., and the number of guide wheel assemblies may be flexibly set according to the size and guiding requirements of the walking chassis 2100, and each guide wheel assembly may include two, six, or other suitable number of guide rollers 2420.
Referring to fig. 1-3, in an embodiment, the exercise device 2000 further includes a walking sensor 2500 and a walking sensor plate 2600, the walking sensor 2500 is fixedly connected to a side of the walking chassis 2100 facing the guide plate 2430, the walking sensor plate 2600 is fixedly connected to a side of the guide plate 2430 facing the walking chassis 2100, and the walking sensor 2500 is configured to generate a walking sensor signal when it moves to a position opposite to the walking sensor plate 2600.
Referring to fig. 1-3, in an embodiment, the exercise apparatus 2000 further includes a positioning mechanism 2700, the positioning mechanism 2700 includes a movable positioning post 2710 and a positioning frame 2720, the movable positioning post 2710 is movably connected to the walking chassis 2100, the positioning frame 2720 is configured to be disposed at one side of the platform, and the positioning frame 2720 has a positioning groove configured to cooperate with the movable positioning post 2710.
Referring to fig. 1-3, in an embodiment, the movable positioning post 2710 is fixedly connected to the movable platform 1000, and the movable positioning post 2710 is driven to move up and down when the movable platform 1000 moves up or down, so as to realize the engagement or disengagement of the movable positioning post 2710 and the positioning groove.
Referring to fig. 1-3, in an embodiment, the positioning frame 2720 includes a positioning support column 2721 and a positioning connection column 2722, a top of the positioning support column 2721 is connected to the positioning connection column 2722 for supporting the positioning connection column 2722, and a positioning groove is disposed on a side of the positioning connection column 2722 facing the movable positioning column 2710.
Referring to fig. 1-3, two positioning support columns 2721 are provided, two movable positioning columns 2710 are respectively connected to two ends of the positioning support column 2722, a positioning connecting plate 2723 is provided at the bottom of the positioning support column 2721, the positioning connecting plate 2723 connects the positioning support column 2721 with the guide plate 2430, and the positioning connecting plate 2723 is fixed to the ground or other fixed objects by bolts.
Referring to fig. 1 and 4, in one embodiment, the lifting device 3000 includes a lifting carriage 3100, a first connecting base 3200, a second connecting base 3300, a lifting link assembly 3400, and a lifting driving assembly 3500.
The lifting device 3000 is connected to the movable platform 1000, and is used for driving the movable platform 1000 to move up and down.
Referring to fig. 1 and 4, the lifting carriage 3100 is used for carrying the movable platform 1000, the first connecting base 3200 is connected to the lifting carriage 3100, and the second connecting base 3300 is used for connecting to the rotary carriage 4100.
Referring to fig. 4 and 5, the lifting link assembly 3400 is connected to the first connecting seat 3200 and the second connecting seat 3300, and the lifting link assembly 3400 can drive the first connecting seat 3200 to ascend or descend when being driven.
Referring to fig. 4 and 5, in an embodiment, the lifting link assembly 3400 includes a first link 3410, a second link 3420, a third link 3430 and a fourth link 3440, the first link 3410 has a first end 3411 and a second end 3412 opposite to each other, the second link 3420 has a first end 3421 and a second end 3422 opposite to each other, the first end 3411 of the first link is rotatably connected to the first connecting seat 3200, the second end 3412 of the first link is rotatably connected to the first end 3421 of the second link, and the second end 3422 of the second link is rotatably connected to the second connecting seat 3300.
The third link 3430 has a first end 3431 and a second end 3432 opposite to each other, the fourth link 3440 has a first end 3441 and a second end 3442 opposite to each other, the first end 3431 of the third link is rotatably connected to the first connecting seat 3200, the second end 3432 of the third link is rotatably connected to the first end 3441 of the fourth link, and the second end 3442 of the fourth link is rotatably connected to the second connecting seat 3300. When the first link 3410, the second link 3420, the third link 3430 and the fourth link 3440 are driven, the first connecting holder 3200 can be lifted or lowered.
Referring to fig. 4 and 5, in one embodiment, two lifting link assemblies 3400 are provided, the two lifting link assemblies 3400 are disposed opposite to each other, one end of the first driving shaft 3530 is rotatably connected to the second end 3412 of the first link and the first end 3421 of the second link of one lifting link assembly 3400, and the other end of the first driving shaft 3530 is rotatably connected to the second end 3412 of the first link and the first end 3421 of the second link of the other lifting link assembly 3400.
One end of the second driving shaft 3540 is rotatably connected to the second end 3432 of the third link and the first end 3441 of the fourth link of one lifting link assembly 3400, the other end of the second driving shaft 3540 is rotatably connected to the second end 3432 of the third link and the first end 3441 of the fourth link of the other lifting link assembly 3400, and when the second driving shaft 3540 is driven, the two lifting link assemblies 3400 can be driven to move. The two lifting connecting rod assemblies 3400 are used for driving the first connecting seat 3200 to ascend or descend, so that the transmission process is more stable and reliable.
Referring to fig. 5, the lifting driving assembly 3500 is used for driving the lifting link assembly 3400 to move.
Referring to fig. 5, in an embodiment, the lifting driving assembly 3500 includes a lifting driving motor 3510, a driving screw 3520, a first driving shaft 3530 and a second driving shaft 3540.
Referring to fig. 5, the first driving shaft 3530 is disposed opposite to the second driving shaft 3540, the first driving shaft 3530 is rotatably connected to the second end 3412 of the first connecting rod and the first end 3421 of the second connecting rod, and the second driving shaft 3540 is rotatably connected to the second end 3432 of the third connecting rod and the first end 3441 of the fourth connecting rod. The lifting driving motor 3510 is fixedly connected with the first driving shaft 3530, the driving screw rod 3520 is arranged along the horizontal direction, the driving screw rod 3520 is connected with the output end of the lifting driving motor 3510, the lifting driving motor 3510 is used for driving the driving screw rod 3520 to rotate, the second driving shaft 3540 is sleeved on the driving screw rod 3520 and is in threaded connection with the driving screw rod 3520, the driving screw rod 3520 can drive the second driving shaft 3540 to move on the driving screw rod 3520 when being driven, and the driving of the lifting connecting rod assembly 3400 is achieved.
When the lifting connecting rod assembly 3400 needs to be driven to move, the lifting driving motor 3510 is started, the lifting driving motor 3510 drives the driving screw rod 3520 to rotate, the second driving shaft 3540 is driven to move on the driving screw rod 3520, and then the first driving shaft 3530 and the second driving shaft 3540 are driven to mutually approach or separate in the horizontal direction. When the first driving shaft 3530 and the second driving shaft 3540 are close to each other in the horizontal direction, the first connecting rod 3410, the second connecting rod 3420, the third connecting rod 3430 and the fourth connecting rod 3440 are driven to extend, and the first connecting seat 3200 is driven to ascend, and when the first driving shaft 3530 and the second driving shaft 3540 are far from each other in the horizontal direction, the first connecting rod 3410, the second connecting rod 3420, the third connecting rod 3430 and the fourth connecting rod 3440 are driven to fold, and the first connecting seat 3200 is driven to descend.
Referring to fig. 5, the first driving shaft 3530 and the second driving shaft 3540 include trapezoidal nut shafts having a self-locking function. Prevent back drive through the trapezoidal nut axle that has self-locking function, promptly, can only drive the motion of lift link assembly 3400 through drive lead screw 3520, and can't drive lead screw 3520 through lift link assembly 3400 and rotate for lift link assembly 3400 can effectively support first mount 3200, has promoted elevating gear 3000's security.
Referring to fig. 1 and 2, in an embodiment, the lifting device 3000 further includes a lifting sensor (not shown), a high position sensing board (not shown) and a low position sensing board (not shown), the lifting sensor is used for being connected to the movable platform 1000, the height positions of the high position sensing board and the low position sensing board are fixed, the lifting sensor generates a high position sensing signal when moving to a position opposite to the high position sensing board, and the lifting sensor generates a low position sensing signal when moving to a position opposite to the low position sensing board.
Referring to fig. 1 and 2, the lifting sensor is fixedly connected to the movable platform 1000, and the high position sensing board and the low position sensing board are fixedly connected to a side of the positioning frame 2720 facing the movable platform 1000.
Referring to fig. 4 and 5, in one embodiment, the lifting device 3000 further includes a lifting guide rod 3550, one end of the lifting guide rod 3550 is connected to the lifting carriage 3100, the other end is used for connecting to the rotating carriage 4100, and the lifting guide rod 3550 is used for guiding the lifting movement of the lifting carriage 3100.
Referring to fig. 4 and 5, four elevation guide rods 3550 are provided along the circumferential direction of the spin carrier 4100. Specifically, the lifting guide rod 3550 may include a first guide rod and a second guide rod that are slidably connected, and the lifting carriage 3100 can be moved to slide relative to each other when ascending or descending, so as to guide the movement of the lifting carriage 3100.
Referring to fig. 4 and 5, in an embodiment, the lifting device 3000 further includes a protection shaft sleeve 3560, the protection shaft sleeve 3560 is sleeved on the lower portion of the lifting guide rod 3550, and is used for supporting the lifting carriage 3100 when other supporting structures are broken. Specifically, a cushioning layer, such as a rubber cushioning layer, may be disposed on the side of the protective sleeve 3560 facing the lift carriage 3100.
When the lifting link assembly 3400, the driving screw 3520, the first driving shaft 3530 or the second driving shaft 3540 are broken, the lifting carrier 3100 falls onto the protective sleeve 3560, and the lifting carrier 3100 is supported by the protective sleeve 3560, thereby preventing the lifting carrier 3100 from collapsing.
Referring to fig. 4 and 5, in one embodiment, the lift device 3000 further includes an auxiliary gas spring 3570, one end of the auxiliary gas spring 3570 is connected to the lift carriage 3100, and the other end is used to connect to the spin carriage 4100 to support the lift carriage 3100.
Referring to fig. 4 and 5, the auxiliary gas springs 3570 are provided in four in the circumferential direction of the spin carrier 4100. The lift carrier 3100 is assisted by an auxiliary gas spring 3570 to reduce the support force provided by the lift link assembly 3400.
In another embodiment, the lifting link assembly may also be a scissor-type link, for example, two links hinged to each other at their middle portions, the top portion of the link being slidably connected to the lifting carriage, and the bottom portion of the link being slidably connected to the rotating carriage. The cylinder can be selected for use to the lift drive assembly, and top or the bottom that promotes the connecting rod through the cylinder slide, drive the connecting rod and rotate around the articulated department at connecting rod middle part, realize bearing the drive of frame to the lift.
In another embodiment, the lifting device is a worm screw lifter, for example, worm screw lifters may be respectively disposed on two opposite sides of the lifting bearing frame, and the lifting of the whole lifting bearing frame is controlled by two driving motors. The stability of the lifting motion of the movable platform is better, and the problem that the scissor-type lifting structure is easy to sink due to the fact that the force is applied to the periphery of the scissor-type lifting structure is solved.
Referring to fig. 1 and 6, the rotation apparatus 4000 includes a spin carrier 4100, a friction roller 4200, a rotation driving assembly 4300, and an adjustment assembly 4400.
The rotating device 4000 is disposed on the walking chassis 2100, and is connected to the lifting device 3000, for driving the lifting device 3000 and the movable platform 1000 to rotate.
Referring to fig. 1 and 6, the rotation carrier 4100 is used for carrying the movable platform 1000, and the rotation carrier 4100 has a rotation connection part for rotatably connecting with the walking chassis 2100.
Referring to fig. 6, in an embodiment, the rotation device 4000 further includes a bearing shaft 4500, the rotation connection part is located at the center of the rotation bearing frame 4100, one end of the bearing shaft 4500 is rotatably connected with the rotation connection part, and the other end is used for being connected with the walking chassis 2100. The swivel mount 4100 is rotatably connected to the traveling chassis 2100 by a mount shaft 4500.
Referring to fig. 6, in particular, a tapered roller bearing may be mounted on the load bearing spindle 4500, and the load bearing spindle 4500 may be connected to the spin carrier 4100 through an end flange.
Referring to fig. 6 and 7, the friction roller 4200 is rotatably disposed, the friction roller 4200 abuts against the spin carrier 4100, and the friction roller 4200 can drive the spin carrier 4100 to rotate when being driven.
Referring to fig. 7, in one embodiment, the friction roller 4200 includes a rubber wheel. The rubber wheel has a large surface friction coefficient, which is beneficial to driving the rotary bearing frame 4100 to rotate.
Referring to fig. 6 and 7, in one embodiment, the rotary drive assembly 4300 includes a rotary drive motor 4310, a driving friction sprocket 4320, a driven friction sprocket 4330, a friction spindle 4340, and a friction drive chain 4350. The rotation driving assembly 4300 is used to drive the friction roller 4200 to rotate.
Referring to fig. 6 and 7, the driving friction sprocket 4320 is connected to an output end of a rotary driving motor 4310, and the rotary driving motor 4310 is used for driving the driving friction sprocket 4320 to rotate. The friction shaft 4340 is rotatably disposed, the friction roller 4200 is connected to the friction shaft 4340, the friction shaft 4340 rotates to drive the friction roller 4200, the driven friction sprocket 4330 is connected to the friction shaft 4340, and the friction transmission chain 4350 connects the driving friction sprocket 4320 and the driven friction sprocket 4330, such that the driving friction sprocket 4320 drives the driven friction sprocket 4330 and the friction shaft 4340 to rotate when being driven.
When the friction roller 4200 needs to be driven to rotate, the rotary driving motor 4310 is started, the driving friction sprocket 4320 is driven to rotate by the rotary driving motor 4310, the driven friction sprocket 4330 and the friction rotating shaft 4340 are driven to rotate, and the friction roller 4200 is driven to rotate.
In other embodiments, a gear or belt transmission structure may be used to rotate the friction roller 4200. For example, a driven gear is fixedly arranged on the bearing rotating shaft 4500, and a driving gear is driven to rotate through a three-phase motor and a speed reducer to drive the driven gear and the bearing rotating shaft 4500 to rotate, so that gear transmission is more accurate and stable. The design scheme of the adjusting assembly 4400 for friction transmission is omitted, the number of machined parts is small, the driving mode is precise, and the reliability is high.
Referring to fig. 6 and 7, in one embodiment, the adjusting assembly 4400 includes a friction fixing seat 4410, a friction bearing plate 4420, a friction shaft mounting seat 4430, a friction abutting block 4440, an adjusting spring 4450, an adjusting bolt (not shown) and an adjusting nut 4460. The adjustment assembly 4400 is used for adjusting the amount of the abutting force between the friction roller 4200 and the rotary carrier 4100.
Referring to fig. 6 and 7, the friction fixing seat 4410 is used to connect with the walking chassis 2100, the friction bearing plate 4420 is carried on the friction fixing seat 4410, one side of the friction bearing plate 4420 is hinged to the friction fixing seat 4410, and the other side is hinged to the friction abutting block 4440. The friction abutting block 4440 is provided with a friction screw hole 4441, the friction fixing seat 4410 is provided with a friction through hole 4411, an adjusting bolt penetrates through the friction through hole 4411 and the friction screw hole 4441 and is in threaded connection with the friction screw hole 4441, the adjusting bolt is sleeved with an adjusting spring 4450, one end of the adjusting spring 4450 abuts against the friction abutting block 4440, and the other end of the adjusting spring 4450 abuts against the friction fixing seat 4410, so that the friction bearing plate 4420 is supported in a floating mode. The adjusting nut 4460 is located at the bottom of the friction fixing seat 4410 and is sleeved with the adjusting bolt, the friction shaft mounting seat 4430 is fixedly connected with the friction bearing plate 4420, and the friction rotating shaft 4340 is rotatably connected with the friction shaft mounting seat 4430. The length of the adjusting bolt on the upper side of the friction fixing seat 4410 is changed to adjust the amount of the abutting force between the friction roller 4200 and the rotary carrier 4100.
Referring to fig. 6 and 7, in one embodiment, the rotation apparatus 4000 further includes a support wheel assembly 4600, the support wheel assembly 4600 includes a support roller 4610 and a support roller holder 4620, the support roller 4610 is rotatably connected to the support roller holder 4620, the support roller holder 4620 is used for being connected to the walking chassis 2100, and the support roller 4610 is in contact with the bottom of the rotation carrier 4100 for supporting the rotation carrier 4100.
Referring to fig. 6 and 7, in one embodiment, the support wheel assembly 4600 is provided with four in the circumferential direction of the rotation carrier 4100. The side edges of the rotation carrier 4100 are supported by the support wheel assembly 4600, so that the rotation of the rotation carrier 4100 is more smooth.
Referring to fig. 6, in one embodiment, the rotary carriage 4100 has ribs 4110 and a stiffening plate 4120, the stiffening plate 4120 having lift through holes for receiving and securing the bottom of the lift guide 3550.
Referring to fig. 6, in one embodiment, the lift carriage 3100 has an upper mounting plate 3110 and a lower mounting plate 3120, the upper mounting plate 3110 having an upper through hole, the lower mounting plate 3120 having a lower through hole, the upper through hole for receiving and fixing a top portion of the lift guide 3550, and the lower through hole for passing a middle portion of the lift guide 3550.
Referring to fig. 1, 2 and 6, in one embodiment, the rotation apparatus 4000 further includes a rotation sensing plate (not shown), a first rotation sensor 4700 and a second rotation sensor 4800, the rotation sensing plate is configured to be disposed at one side of the platen, the first rotation sensor 4700 is configured to be coupled to one side of the movable platform 1000, the second rotation sensor 4800 is configured to be coupled to the other side of the movable platform 1000, the first rotation sensor 4700 generates a first rotation sensing signal when rotated to a position opposite to the rotation sensing plate, and the second rotation sensor 4800 generates a second rotation sensing signal when rotated to a position opposite to the rotation sensing plate. When the control system receives the first rotation sensing signal, the control system controls the rotation driving motor 4310 to decrease the rotation speed, so that the rotation speed of the spin carrier 4100 decreases, and when the control system receives the second rotation sensing signal, the control system controls the rotation driving motor 4310 to stop working, so that the spin carrier 4100 stops rotating.
Referring to fig. 1, 2 and 6, in one embodiment, the first rotation sensor 4700 and the second rotation sensor 4800 are integrated with the function of the lift sensor, e.g., when the first rotation sensor 4700 is rotated to a side near the alignment bracket 2720, the first rotation sensor 4700 can be used as a lift sensor, and when the second rotation sensor 4800 is rotated to a side near the alignment bracket 2720, the second rotation sensor 4800 can be used as a lift sensor, i.e., the first rotation sensor 4700 and the second rotation sensor 4800 can be used for sensing with both the rotation sensor board and the high sensor board and the low sensor board. In other embodiments, the first rotation sensor 4700, the second rotation sensor 4800, and the lift sensor may be provided as different sensors.
Referring to fig. 1 and 2, in one embodiment, the movable trolley wire device 5000 is fixedly connected to the movable platform 1000 through a fixed support 5100, and the movable trolley wire device 5000 is used for supplying power to the platen printer. When the platen printer moves on the movable platform 1000, the platen printer gets electricity from the trolley lines on the movable trolley line device 5000, so as to achieve the purpose of mobile power supply. The bedplate is also provided with a movable slide wire device 5000, and the movable slide wire device 5000 on the turnover vehicle can be in butt joint with the movable slide wire device 5000 on the bedplate.
The working process is summarized as follows: when the platen printer needs to be dispatched between different platens (the orientation of the platen printer needs to be changed), the moving device 2000 drives the movable platform 1000 to move to the platen bearing the platen to be taken, at the moment, the movable platform 1000 is flush with the platen, the platen printer moves to the movable platform 1000 through the printer walking track 1100, and the positioning is realized through the printer positioning column. Then, the movable platform 1000 is driven to ascend by the elevating device 3000, and when the elevating sensor senses the high-position sensing plate, the movable platform 1000 stops ascending, and is located at the highest position (higher than the platen). And then the rotating device 4000 drives the movable platform 1000 to rotate 180 degrees, meanwhile, the moving device 2000 drives the movable platform 1000 to move towards the bedplate of the bedplate printing machine to be placed, the two actions are executed simultaneously, and when the movable platform rotates to the position, the movable platform 1000 also walks to the bedplate of the bedplate printing machine to be placed. Then, the movable platform 1000 is driven to descend by the lifting device 3000, and when the lifting sensor senses the low-level sensing plate, the movable platform 1000 stops descending, and is located at the lowest position (flush with the platen). Then, the positioning of the positioning columns of the printing machine is released, and the platen printing machine moves to a platen on which the platen printing machine is to be placed through the printing machine walking track 1100, so that the scheduling of the platen printing machine is completed.
The foregoing is a more detailed description of the present application in connection with specific embodiments thereof, and it is not intended that the present application be limited to the specific embodiments thereof. It will be apparent to those skilled in the art from this disclosure that many more simple derivations or substitutions can be made without departing from the inventive concepts herein.
Claims (10)
1. A turnover vehicle, comprising:
a movable platform for carrying a platen printing press;
the moving device comprises a walking chassis, walking wheels, a walking driving assembly and a guiding mechanism, wherein the walking chassis is used for bearing, the walking wheels are arranged at the bottom of the walking chassis and are rotationally connected with the walking chassis, the walking driving assembly is used for driving the walking wheels to rotate so as to drive the walking chassis to move among a plurality of table boards along straight lines, the guiding mechanism comprises a first guiding piece and a second guiding piece, the first guiding piece is connected with the walking chassis, the second guiding piece is arranged at intervals along the moving path of the walking chassis, and when the walking chassis is driven, the first guiding piece and the second guiding piece can be driven to be matched so as to guide the movement of the walking chassis;
the lifting device is connected with the movable platform and is used for driving the movable platform to move up and down;
and the rotating device is arranged on the walking chassis, is connected with the lifting device and is used for driving the lifting device and the movable platform to rotate.
2. The transfer cart of claim 1, wherein the walking driving assembly comprises a walking driving motor, a walking driving sprocket, a walking driven sprocket, a walking transmission chain and a walking transmission shaft, the walking driving motor is fixedly connected with the walking chassis, the walking driving sprocket is connected with the output end of the walking driving motor, and the walking driving motor is used for driving the walking driving sprocket to rotate;
the walking drive pivot is connected with the bottom rotation of walking chassis, the both ends of walking drive pivot all are equipped with the walking wheel, walking driven sprocket and walking drive pivot rigid coupling, the walking drive chain is connected walking drive sprocket and walking driven sprocket, so that when walking drive sprocket was driven, can drive walking drive pivot and walking wheel and rotate.
3. The transfer cart of claim 2, wherein the first guide member comprises a guide wheel assembly and the second guide member comprises a guide plate, the guide plate being parallel to the path of movement of the travel chassis, the guide wheel assembly being capable of rolling on the guide plate when engaged with the guide plate.
4. The transfer cart of claim 3, wherein the guide wheel assembly comprises a guide connection member having one side fixedly connected to the traveling chassis and the other side rotatably connected to the guide wheel, and at least two guide rollers for rolling on opposite sides of the guide plate to restrict the traveling chassis from moving in a direction perpendicular to the guide plate.
5. The transfer cart of any one of claims 1-4, wherein the lifting device comprises a lifting carriage for carrying the movable platform, a first connecting seat connected to the lifting carriage, a second connecting seat connected to the rotating carriage, a lifting link assembly connected to the first connecting seat and the second connecting seat, the lifting link assembly being capable of moving the first connecting seat up or down when actuated, and a lifting drive assembly for driving the lifting link assembly to move.
6. The transfer cart of claim 5, wherein the lifting linkage assembly comprises a first linkage having first and second oppositely disposed ends, a second linkage having first and second oppositely disposed ends, a third linkage, and a fourth linkage, the first linkage being rotatably coupled to the first connector mount at the first end, the first linkage being rotatably coupled to the first end of the second linkage at the second end, and the second linkage being rotatably coupled to the second connector mount at the second end;
the third connecting rod has the relative first end and the second end that sets up, the fourth connecting rod has the relative first end and the second end that sets up, the first end and the first connecting seat of third connecting rod rotate to be connected, the second end of third connecting rod rotates with the first end of fourth connecting rod to be connected, the second end and the second connecting seat of fourth connecting rod rotate to be connected.
7. The transfer cart of claim 5, wherein the lift drive assembly comprises a lift drive motor, a drive screw, a first drive shaft and a second drive shaft, the first drive shaft being disposed opposite the second drive shaft, the first drive shaft being rotationally coupled to the second end of the first link and the first end of the second link, the second drive shaft being rotationally coupled to the second end of the third link and the first end of the fourth link;
the lifting driving motor is fixedly connected with the first driving shaft, the driving screw rod is arranged along the horizontal direction, the driving screw rod is connected with the output end of the lifting driving motor, the lifting driving motor is used for driving the driving screw rod to rotate, the second driving shaft is sleeved on the driving screw rod and is in threaded connection with the driving screw rod, and the driving screw rod can drive the second driving shaft to move on the driving screw rod when being driven so as to drive the lifting connecting rod assembly.
8. The tote cart of any of claims 1-4, wherein said rotating means comprises a rotating carrier for carrying the movable deck, a friction roller, a rotary drive assembly, and an adjustment assembly, said rotating carrier having a rotational connection for rotational connection with the walking chassis;
the friction roller rotates and is arranged, the friction roller is abutted to the rotary bearing frame, the friction roller can drive the rotary bearing frame to rotate when being driven, the rotary driving assembly is used for driving the friction roller to rotate, and the adjusting assembly is used for adjusting the magnitude of abutting force between the friction roller and the rotary bearing frame.
9. The transfer cart of claim 8, wherein the rotary drive assembly comprises a rotary drive motor, a driving friction sprocket, a driven friction sprocket, a friction spindle, and a friction drive chain, the driving friction sprocket is connected to an output end of the rotary drive motor, and the rotary drive motor is configured to drive the driving friction sprocket to rotate;
the friction pivot rotates the setting, the friction gyro wheel is connected with the friction pivot, the friction pivot can drive the friction gyro wheel when being rotated and rotate, driven friction sprocket is connected with the friction pivot, the friction driving chain is connected initiative friction sprocket and driven friction sprocket, so that can drive driven friction sprocket and friction pivot when being driven and rotate.
10. The transfer cart of claim 9, wherein the adjustment assembly comprises a friction fixing seat, a friction bearing plate, a friction shaft mounting seat, a friction abutting block, an adjustment spring, an adjustment bolt and an adjustment nut, the friction fixing seat is used for being connected with the traveling chassis, the friction bearing plate is borne on the friction fixing seat, one side of the friction bearing plate is hinged with the friction fixing seat, and the other side of the friction bearing plate is hinged with the friction abutting block;
the friction butt joint piece has the friction screw, the friction fixing base has the friction through-hole, adjusting bolt runs through friction through-hole and friction screw to with friction screw threaded connection, adjusting spring entangles adjusting bolt, adjusting spring one end and friction butt piece butt, the other end and friction fixing base butt to the realization is to the floating support of friction loading board, adjusting nut is located the bottom of friction fixing base to cup joint with adjusting bolt, friction axle mount pad and friction loading board rigid coupling, the friction pivot rotates with the friction axle mount pad to be connected.
Priority Applications (1)
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CN201922064800.0U CN210882213U (en) | 2019-11-26 | 2019-11-26 | Turnover vehicle |
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CN201922064800.0U CN210882213U (en) | 2019-11-26 | 2019-11-26 | Turnover vehicle |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110696892A (en) * | 2019-11-26 | 2020-01-17 | 深圳市博研商用设备有限公司 | Turnover vehicle |
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2019
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110696892A (en) * | 2019-11-26 | 2020-01-17 | 深圳市博研商用设备有限公司 | Turnover vehicle |
CN110696892B (en) * | 2019-11-26 | 2024-06-28 | 深圳市博研商用设备有限公司 | Turnover vehicle |
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