CN114435109A - Driving mechanism and automatic guide trolley - Google Patents
Driving mechanism and automatic guide trolley Download PDFInfo
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- CN114435109A CN114435109A CN202111666329.8A CN202111666329A CN114435109A CN 114435109 A CN114435109 A CN 114435109A CN 202111666329 A CN202111666329 A CN 202111666329A CN 114435109 A CN114435109 A CN 114435109A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P7/00—Securing or covering of load on vehicles
- B60P7/06—Securing of load
- B60P7/135—Securing or supporting by load bracing means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D63/00—Motor vehicles or trailers not otherwise provided for
- B62D63/02—Motor vehicles
- B62D63/04—Component parts or accessories
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K2007/0038—Disposition of motor in, or adjacent to, traction wheel the motor moving together with the wheel axle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K2007/0092—Disposition of motor in, or adjacent to, traction wheel the motor axle being coaxial to the wheel axle
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Handcart (AREA)
Abstract
The invention provides a driving mechanism and an automatic guide trolley, which comprise a trolley body, wherein a lifting rod is fixedly arranged in the trolley body, the lifting rod is fixedly connected with a top plate for keeping a cargo carrying plate balanced, a sucker movably contacted with the cargo carrying plate is fixedly connected above the top plate, an air bag movably contacted with the cargo carrying plate when the air bag expands is arranged above the top plate, an inflator is fixedly arranged in an inflation cavity, a top rod groove is formed above the top plate, and an electric top rod for temporarily jacking the cargo carrying plate by force is arranged in the top rod groove. When the machine body ascends, the inflator drives the electric ejector rod to jack the cargo carrying plate temporarily, then the air bag expands to keep the cargo carrying plate balanced when ascending, meanwhile, the suction disc and the cargo carrying plate are connected more tightly through glue, and finally gas in the air bag enters the suction disc to facilitate the cargo carrying plate to be put down.
Description
Technical Field
The invention relates to the technical field of automatic guide trolleys, in particular to a driving mechanism and an automatic guide trolley.
Background
AGVs are acronyms of Automated Guided vehicles (Automated Guided vehicles), which refer to unmanned Automated vehicles having magnetic strips, rails, or laser Automated guidance devices, traveling along a planned path, powered by batteries, equipped with safety protection and various auxiliary mechanisms (e.g., transfer and assembly mechanisms). Usually, a plurality of AGVs, a control computer (control console), a navigation device, a charging device and peripheral auxiliary devices form an AGV system, and the main working principle of the AGV system is that under the monitoring and task scheduling of the control computer, the AGVs can accurately walk according to a specified path, and complete a series of operation tasks after reaching a task designated position, and the control computer can determine whether to charge a charging area automatically according to the electric quantity of the AGVs.
The publication number is CN210133017U, which provides a driving mechanism and an automatic guiding trolley, comprising a base, a driving device and a damping device, the driving device comprises a wheel component, a transmission component and a driving component, the damping device comprises a support, a damping bracket and a damping component, the support is fixed on a base, one end of the damping bracket is hinged with the support, the other end of the damping bracket is connected with the damping component, the damping bracket is configured to rotate around a hinged point between the damping bracket and the support, the damping component is configured to apply force towards the base to the damping bracket, the wheel component is arranged on the damping bracket and comprises a wheel, the driving component drives the wheel to rotate through the transmission component, the driving component is arranged on the base, the driving mechanism can improve the site adaptability of mobile robots such as an automatic guide trolley and the like, and the following property and stability during operation.
However, the above device still has the following problems in the implementation process:
the automatic guide dolly among the prior art has two kinds of traction and backpack, and backpack automatic tractor need set up elevating system in the automobile body and realizes bearing, but if present backpack automatic guide dolly when meetting the road surface that has certain inclination, it moves on the road surface that has certain inclination, when the slope that also is, its goods of bearing easily takes place to incline, in case automatic guide dolly is in the in-process goods of transportation take place to empty, not only can lead to the damage of goods, can lead to the paralysis of whole haulage route even.
Disclosure of Invention
The invention aims to provide a driving mechanism and an automatic guide trolley so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a driving mechanism comprises a machine body, wherein the machine body is driven by a hub, a top groove is formed in the machine body, a lifting rod is fixedly arranged in the top groove, the lifting rod is fixedly connected with a top plate used for keeping a cargo carrying plate balanced, and the top plate movably extends out of the top groove and is in movable contact with the cargo carrying plate;
the inflatable goods shelf is characterized in that a sucker which is in movable contact with a goods carrying plate is fixedly connected to the upper portion of the top plate, an air bag groove is formed in the upper portion of the top plate, an air bag which is in movable contact with the goods carrying plate when the air bag expands is arranged in the air bag groove, an inflation cavity communicated with the air bag is formed in the upper portion of the top plate, a ventilation opening is formed in the inflation cavity, a pressure valve is arranged in the ventilation opening, the air bag is communicated with the inflation cavity through a first air passage, an inflator is fixedly arranged in the inflation cavity and is controlled by a recognition device for recognizing inclination, a ejector rod groove is formed in the upper portion of the top plate, an electric ejector rod which temporarily jacks up the goods carrying plate is arranged in the ejector rod groove, and the electric ejector rod is controlled by a power supply device.
Preferably, recognition device is including seting up the inside discernment chamber at the roof, discernment intracavity portion is provided with the movable block, the first elastic block of movable block and discernment intracavity wall fixedly connected with, discernment intracavity portion is fixed be provided with inflator electric connection's switch, and switch and movable block movable contact, movable block and switch cooperation control inflator.
Preferably, power supply unit is including seting up the inside power supply chamber at the roof, through second air flue intercommunication between power supply chamber and the inflation chamber, the inside second check valve that is provided with of second air flue, the fixed electricity piece that connects that is provided with and electronic ejector pin electric connection of power supply intracavity portion, the activity of power supply intracavity portion is provided with the piston plate, piston plate and power supply intracavity wall fixedly connected with second elastic block, piston plate fixedly connected with and the battery that connects electricity piece activity contact, the inside gas outlet channel of seting up and power supply chamber intercommunication of roof, the gas outlet channel is blocked by the fender gas device activity.
Preferably, keep off the gas device including seting up at the inside chamber that keeps off the gas of roof, keep off the inside activity that is provided with of gas chamber and block the board that keeps off the gas of saying, keep off the gas board and keep off gas intracavity wall fixedly connected with third elastic block, keep off the gas board and keep off fixedly connected with drive rope between the gas intracavity wall, keep off gas intracavity portion and be provided with the activity and stretch into the actuating lever that gasbag inslot portion and gasbag activity contact, actuating lever and keep off gas intracavity wall fixedly connected with fourth elastic block, activity contact between actuating lever and the drive rope.
Preferably, a valve cavity is formed in the top plate, a valve device which is movably used for blocking the first air passage is arranged in the valve cavity and comprises an electromagnet fixedly arranged in the valve cavity, the electromagnet is controlled by a delay relay fixedly arranged in the power supply cavity, a piston plate of the delay relay is movably contacted, a valve magnetic plate which is movably used for blocking the first air passage is arranged in the valve cavity, a fifth elastic block is fixedly connected with the valve magnetic plate and the inner wall of the valve cavity, the valve magnetic plate blocks the first air passage when external force is not applied, a baffle which is movably used for blocking the second air passage is arranged in the valve cavity, a sixth elastic block is fixedly connected with the baffle and the inner wall of the valve cavity, and the baffle is movably contacted with the valve magnetic plate.
Preferably, the glue chamber has been seted up to the roof inside, the inside driven plate that stretches into gasbag inslot portion that is provided with the activity of glue intracavity portion, the fixed play of being provided with the pallet movable contact of sucking disc inner wall glues the piece, go out to glue and communicate between piece and the glue chamber.
Preferably, communicate through the third air flue between gasbag and the sucking disc inside, the installation cavity has been seted up to roof inside, the inside baffle that blocks the third air flue that is provided with the activity of installation cavity, baffle and installation cavity inner wall fixedly connected with seventh elastic block, the inside trip lever that stretches out the installation cavity and with apical trough inner wall swing joint that is provided with of installation cavity, the eighth elastic block of trip lever and installation cavity inner wall fixedly connected with, through stay cord fixed connection between trip lever and the baffle.
An automatic guide trolley comprises an automatic guide trolley main body and further comprises the driving mechanism.
Compared with the prior art, the invention has the beneficial effects that:
1. when the hub drives the body to drive the top plate to move below the cargo carrying plate, the lifting rod drives the top plate to ascend, the sucking disc and the cargo carrying plate are in extrusion contact at the moment and suck the cargo carrying plate, so that the cargo carrying plate and the top plate are connected more stably during subsequent uphill;
2. when the goods carrying plate goes uphill, the top plate is in an inclined state at the moment, the recognition device extrudes the switch at the moment, the inflator starts to work, the inflator inflates the air in the inflation cavity, the air enters the power supply cavity, the power supply device is driven to supply power to the electric ejector rod, and the electric ejector rod jacks up one end of the inclined goods carrying plate, which is positioned below the incline, so that the inclination angle of the goods carrying plate positioned on the uphill surface is reduced;
3. when the piston plate drives the storage battery to be in contact with the power connection block, the time delay relay is simultaneously extruded and supplies power to the electromagnet, the electromagnet drives the valve magnetic plate to withdraw from the first air passage, the valve magnetic plate drives the baffle plate to block the second air passage, at the moment, gas in the inflation cavity enters the air bag, the air bag expands to support the cargo carrying plate, and the cargo carrying plate is kept balanced;
4. in the process of expanding the air bag, the driving rod is extruded, the driving rod displaces to extrude the driving rope, so that the air baffle plate is pulled to exit from the air outlet channel, at the moment, the gas in the power supply cavity is released, the piston plate drives the storage battery to reset, at the moment, the electric ejector rod retracts, and the expanded air bag maintains the angle of the cargo carrying plate;
5. the big in-process that the gasbag expands, the extrusion driven plate, the inside glue of glue intracavity is extruded to the driven plate, glue flows out through a glue piece and glues between piece and the year pallet, will go out to glue the piece and glue with carrying the pallet, further guarantees the stability of carrying the pallet, and when putting down the goods simultaneously, inside gas entering sucking disc of gasbag for be in the state of tightly inhaling between carrying the pallet and the sucking disc again, convenient follow-up carrying the pallet puts down.
In the using process of the invention, the hub drives the body to drive the top plate to move to the lower part of the cargo carrying plate, the lifting rod drives the top plate to move upwards, the top plate jacks up the cargo carrying plate, the sucking disc sucks the cargo carrying plate, when the body breaks, the identification device identifies the inclination of the top plate, the inflator is opened, the inflator inflates the interior of the inflation cavity, gas in the inflation cavity firstly enters the power supply cavity, the power supply device is driven to supply power to the electric ejector rod, the electric ejector rod jacks up the lower end of the inclined cargo carrying plate, so that the cargo carrying plate keeps balance when ascending, the power supply device supplies power to the electric ejector rod and simultaneously triggers the time delay relay, the time delay relay is powered on by the electromagnet, the electromagnet drives the valve magnetic plate to exit the first air passage, the baffle plate is driven to block the second air passage, at the same time, the gas in the inflation cavity enters the air bag, and the air bag begins to expand to jack the cargo carrying plate, the actuating lever is driven when the gasbag expands greatly to make the gas baffle withdraw from the gas outlet channel, the gas of power supply intracavity portion can release this moment, electronic ejector pin outage withdrawal this moment, withstand the board of carrying goods by the gasbag that expands this moment, and make the board of carrying goods maintain balance, when the gasbag expands greatly, the extrusion driven plate extrudees glue to the contact point of play glue piece and board of carrying goods, make the roof and carry the more stable of connecting between the board of carrying goods, when needs put down the board of carrying goods, inside the gas of gasbag enters into inside the sucking disc, make the sucking disc no longer closely absorb with the board of carrying goods, make things convenient for follow-up to put down the board of carrying goods.
Drawings
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is a perspective view of the cargo board of the present invention;
FIG. 3 is a schematic view of the internal structure of the housing of the present invention;
FIG. 4 is a schematic view of the internal structure of the top plate according to the present invention;
FIG. 5 is an enlarged view of the structure of area A in FIG. 4 according to the present invention;
FIG. 6 is an enlarged view of the structure of area B in FIG. 4 according to the present invention;
fig. 7 is a schematic perspective view of the chuck of the present invention.
In the figure: 1 machine body, 2 wheel hub, 3 top groove, 4 lifting rod, 5 cargo carrying plate, 6 top plate, 7 sucker, 8 air bag groove, 9 air bag, 10 inflation cavity, 1001 ventilation port, 1002 pressure valve, 11 first air channel, 1101 first check valve, 12 inflator, 13 top rod groove, 14 electric top rod, 15 identification cavity, 16 movable block, 17 first elastic block, 18 switch, 19 power supply cavity, 20 second air channel, 21 second check valve, 22 power-on block, 23 piston plate, 24 second elastic block, 25 storage battery, 26 air outlet channel, 27 air blocking cavity, 28 air blocking plate, 29 third elastic block, 30 driving rope, 31 driving rod, 32 fourth elastic block, 33 valve cavity, 34 electromagnet, 35 time delay relay, 36 valve magnetic plate, 37 fifth elastic block, 38 baffle, 39 sixth elastic block, 40 glue cavity, 41 driven plate, 42 glue outlet block, 43 third elastic block, 44 air channel, 45 baffle plate, 46 seventh elastic block, 47 trigger bar, 48 eighth elastic block, 49 pull rope.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution:
the first embodiment is as follows:
the utility model provides a driving mechanism, which comprises a bod 1, organism 1 is driven by wheel hub 2, wheel hub 2 is by motor control, the motor is by computer control, 1 inside overhead tank 3 of having seted up of organism, overhead tank 3 is the open slot, overhead tank 3 sets up the top at organism 1, 3 inside fixed lifter 4 that is provided with in overhead tank, lifter 4 fixedly connected with is used for keeping the balanced roof 6 of carrying cargo board 5, roof 6 activity stretches out overhead tank 3 and the movable contact of carrying cargo board 5, lifter 4 drive roof 6 up-and-down motion, when lifter 4 drives roof 6 and shifts up, roof 6 and the contact of carrying cargo board 5 this moment, carry cargo board 5 jack-up, when wheel hub 2 drive organism 1 moves the below of carrying cargo board 5, when the machine received the procedure of holding in the palm goods, lifter 4 began to drive roof 6 and rises this moment, thereby carry cargo board 5 jack-up.
Example two:
on the basis of the first embodiment, considering that if the cargo carrying plate 5 is jacked up only by using the top plate 6, the cargo carrying plate 5 and the top plate 6 are in a movable state, the cargo carrying plate 5 is very unstable when encountering an uphill road surface, the cargo carrying plate 5 is easy to slide off the top plate 6, the suction cup 7 which is movably contacted with the cargo carrying plate 5 is fixedly connected above the top plate 6, when the lifting rod 4 drives the top plate 6 to be contacted with the cargo carrying plate 5, the suction cup 7 and the cargo carrying plate 5 are pressed, gas in the suction cup 7 is pressed out, the suction cup 7 is sucked at the bottom of the cargo carrying plate 5, the top plate 6 and the cargo carrying plate 5 are connected through the suction cup 7, so that the cargo carrying plate 5 can be more stable during transportation, the air bag groove 8 is formed above the top plate 6, the air bag groove 8 is an open groove and is formed on one side of the suction cup 7, the air bag 9 which is expanded and movably contacted with the cargo carrying plate 5 is arranged in the air bag groove 8, the air bag 9 is positioned between the top plate 6 and the cargo carrying plate 5 when being expanded, so that the cargo carrying plate 5 is jacked up, the cargo carrying plate 5 can maintain certain balance when ascending, an inflation cavity 10 communicated with the air bag 9 is arranged in the top plate 6, a ventilation port 1001 is arranged in the inflation cavity 10, a pressure valve 1002 is arranged in the ventilation port 1001, when the air pressure in the inflation cavity 10 is greater than the set value of the pressure valve 1002, the pressure valve 1002 is opened to release the gas in the inflation cavity, the air bag 9 is communicated with the inflation cavity 10 through a first air passage 11, a first one-way valve 1101 is arranged in the first air passage 11, the first one-way valve 1101 enables the gas to enter the air bag 9 only from the interior of the inflation cavity 10 and can not flow reversely, an inflator 12 is fixedly arranged in the inflation cavity 10, the inflator 12 starts to continuously inflate the gas in the inflation cavity 10 when working, the inflator 12 is controlled by a recognition device for recognizing inclination, the top plate 6 is provided with a top rod groove 13, the top rod groove 13 is internally provided with an electric top rod 14 for temporarily jacking the cargo carrying plate 5, the electric top rod 14 is controlled by a power supply device, and when the upslope is considered, if the cargo carrying plate 5 is jacked up directly through the air bag 9, the air bag 9 is a flexible object after all, and the heavy object is difficult to jack up directly.
Example three:
on the basis of the second embodiment, the structure of the identification device in the second embodiment is disclosed, the identification device comprises an identification cavity 15 arranged in the top plate 6, a movable block 16 is arranged in the identification cavity 15, when the top plate 6 is in a balanced state, the movable block 16 is kept still, when the top plate 6 is in an inclined state, the movable block 16 can deviate to one side of the identification cavity 15 under the action of gravity, a first elastic block 17 is fixedly connected with the inner wall of the movable block 16 and the identification cavity 15, the first elastic block 17 is set as a resetting providing condition of the subsequent movable block 16, a switch 18 electrically connected with the inflator 12 is fixedly arranged in the identification cavity 15, the inflator 12 and an external power supply are connected in series through a lead by the first switch 18, the switch 18 is in movable contact with the movable block 16, the movable block 16 and the switch 18 are matched to control the inflator 12, when the top plate 6 is in an inclined state, the inflator 12 is energized to operate when the movable block 16 is biased toward one side of the switch 18 and is in compressive contact with the switch 18, and conversely, the inflator 12 is de-energized when the movable block 16 is separated from the switch 18.
Example four:
on the basis of the second embodiment, the structure of the power supply device in the second embodiment is disclosed, the power supply device comprises a power supply cavity 19 arranged inside a top plate 6, the power supply cavity 19 is communicated with an inflation cavity 10 through a second air passage 20, air inside the inflation cavity 10 enters the power supply cavity 19 through the second air passage 20, a second one-way valve 21 is arranged inside the second air passage 20, the second one-way valve 21 ensures that the air can only enter the power supply cavity 19 from the inflation cavity 10, an electric connection block 22 electrically connected with an electric ejector rod 14 is fixedly arranged inside the power supply cavity 19, the electric connection block 22 is connected with the electric ejector rod 14 in series through a lead, a piston plate 23 is movably arranged inside the power supply cavity 19, the piston plate 23 and the inner wall of the power supply cavity 19 form a closed space, the air inside the entering power supply cavity 19 can drive the piston plate 23 to move, and a second elastic block 24 is fixedly connected with the piston plate 23 and the inner wall of the power supply cavity 19, the piston plate 23 is fixedly connected with a storage battery 25 which is movably contacted with the power connection block 22, when the storage battery 25 is contacted with the power connection block 22, the electric ejector rod 14 is electrified and extends out, when the storage battery 25 is separated from the power connection block 22, the electric ejector rod 14 retracts, a gas outlet channel 26 communicated with the power supply cavity 19 is formed in the top plate 6, gas in the power supply cavity 19 is discharged through the gas outlet channel 26, and the gas outlet channel 26 is movably blocked by a gas blocking device.
Example five:
on the basis of the fourth embodiment, the structure of the air blocking device in the fourth embodiment is disclosed, the air blocking device includes an air blocking cavity 27 formed in the top plate 6, an air blocking plate 28 movably blocking the air outlet channel 26 is arranged in the air blocking cavity 27, the air blocking plate 28 blocks the air outlet channel 26 when not being subjected to an external force, that is, the air blocking plate 28 is in a state of blocking the air outlet channel 26 in an initial state, a third elastic block 29 is fixedly connected to the inner wall of the air blocking cavity 27 and the air blocking plate 28, a driving rope 30 is fixedly connected between the air blocking plate 28 and the inner wall of the air blocking cavity 27, a driving rod 31 movably extending into the air bag groove 8 and movably contacting with the air bag 9 is arranged in the air blocking cavity 27, a fourth elastic block 32 is fixedly connected to the inner wall of the air blocking cavity 27, the driving rod 31 is movably contacted with the driving rope 30, when the air bag 9 is expanded, the driving rod 31 is extruded by the air bag 9, the driving rod 31 is displaced and extruded by the driving rope 30, at this time, the driving rope 30 applies a pulling force to the air baffle 28, so that the air baffle 28 exits the air outlet channel 26, at this time, the air inside the power supply cavity 19 is released, and the piston plate 23 drives the storage battery 25 to separate from the power connection block 22 under the action of the second elastic block 24.
Example six:
the top plate 6 is internally provided with a valve cavity 33, the valve cavity 33 is internally provided with a valve device which movably blocks the first air passage 11, the valve device comprises an electromagnet 34 fixedly arranged in the valve cavity 33, the electromagnet 34 is controlled by a delay relay 35 fixedly arranged in the power supply cavity 19, the delay relay 35 and the electromagnet 34 are connected in series through a lead and an external power supply, a piston plate 23 of the delay relay 35 is movably contacted, when the piston plate 23 drives the storage battery 25 to be contacted with the power connection block 22, the piston plate 23 extrudes the delay relay 35 at the moment, the delay relay 35 supplies power to the electromagnet 34 after a certain time interval, the power supply is cut off after the certain time interval, the interval and the power supply time can be manually set, a valve magnetic plate 36 which movably blocks the first air passage 11 is arranged in the valve cavity 33, and the valve magnetic plate 36 blocks the first air passage 11 when external force is not applied, when the electromagnet 34 is energized, the electromagnet 34 applies an attractive force to the valve magnetic plate 36, at this time, the valve magnetic plate 36 exits from the first air passage 11, the valve magnetic plate 36 and the inner wall of the valve cavity 33 are fixedly connected with the fifth elastic block 37, the valve magnetic plate 36 blocks the first air passage 11 when no external force is applied, the valve cavity 33 is internally provided with a baffle 38 which movably blocks the second air passage 20, the baffle 38 and the inner wall of the valve cavity 33 are fixedly connected with the sixth elastic block 39, the baffle 38 and the valve magnetic plate 36 are movably contacted, the baffle 38 is positioned outside the second air passage 20 in an initial state, when the valve magnetic plate 36 exits from the first air passage 11, the baffle is pressed, at this time, the baffle 38 enters into the second air passage 20 to block the second air passage 20, and at this time, under the action of the baffle 28 and the baffle 38, the power supply cavity 19 is positioned in a closed space with the inside filled with gas.
Example seven:
considering that the cargo carrying plate 5 and the top plate 6 are connected only by the suction cup 7, the suction cup 7 has a risk of being separated from the cargo carrying plate 5, the top plate 6 is internally provided with a glue cavity 40, the glue cavity 40 is internally provided with a driven plate 41 movably extending into the air bag groove 8, the inner wall of the suction cup 7 is fixedly provided with a glue outlet block 42 movably contacted with the cargo carrying plate 5, the glue outlet block 42 is communicated with the glue cavity 40, when the air bag 9 expands, the air bag 9 extrudes the driven plate 41, the part of the driven plate 41 in the glue cavity 40 and the inner wall of the glue cavity 40 form a closed space, when the driven plate 41 displaces, the glue in the glue cavity 40 is extruded out through the glue outlet block 42, the glue outlet blocks 42 are arranged on the inner wall of the suction cup 7 at intervals, when the glue outlet block 42 outputs the glue, the contact parts of the glue outlet block 42 and the cargo carrying plate 5 are connected more tightly under the action of the glue, thereby further ensuring the stability of the cargo carrying plate 5, meanwhile, when unloading, the lifting rod 4 drives the top plate 6 to move downwards, and because the cargo carrying plate 5 and the glue discharging block 42 are fixed at a plurality of points through glue and are not adhered by using glue in a large area, the glue discharging block 42 is easy to separate from the cargo carrying plate 5 under certain tension when the top plate 6 moves downwards.
Example eight:
considering that the suction cup 7 is tightly attached to the cargo carrying plate 5 and is difficult to be directly taken down, in order not to affect the final unloading of the cargo carrying plate 5 from the top plate 6, in the embodiment, the air in the air bag 9 is flushed into the suction cup 7, at this time, the suction cup 7 can be easily separated from the cargo carrying plate 5, the air bag 9 is communicated with the inside of the suction cup 7 through the third air passage 43, the top plate 6 is internally provided with the mounting cavity 44, the mounting cavity 44 is internally provided with the partition plate 45 which movably blocks the third air passage 43, the partition plate 45 is in a state of blocking the third air passage 43 in an initial state, the partition plate 45 is fixedly connected with the inner wall of the mounting cavity 44 through the seventh elastic block 46, the mounting cavity 44 is internally provided with the trigger rod 47 which movably extends out of the mounting cavity 44 and is in movable contact with the inner wall of the top groove 3, the trigger rod 47 is fixedly connected with the inner wall of the mounting cavity 44 through the eighth elastic block 48, and the trigger rod 47 is fixedly connected with the partition plate 45 through the pull rope 49, when the goods carrying plate 5 is dismounted, the lifting rod 4 drives the top plate 6 to move downwards at the moment, the top plate 6 moves downwards, the triggering rod 47 and the inner wall of the top groove 3 are extruded, the triggering rod 47 moves at the moment, the triggering rod 47 pulls the partition plate 45 through the pull rope 49 to exit from the third air passage 43, the air inside the air bag 9 enters the suction cup 7 through the third air passage 43 at the moment, and the suction cup 7 is filled with air at the moment, so that the suction cup 7 is easily separated from the goods carrying plate 5.
An automatic guide trolley comprises an automatic guide trolley main body and the driving mechanism.
The working principle is as follows: in the using process, the hub 2 drives the machine body 1 to drive the top plate 6 to move to the position below the cargo carrying plate 5, the lifting rod 4 jacks up the top plate 6, the sucking disc 7 is in pressing contact with the cargo carrying plate 5, and the sucking disc 7 sucks the cargo carrying plate 5;
in the transportation process, when the goods carrying plate 5 goes up a slope, the top plate 6 and the goods carrying plate 5 incline, the movable block 16 deflects to one side under the action of gravity to squeeze the switch 18, the inflator 12 starts to work at the moment to inflate the inside of the inflation cavity 10, the gas in the inflation cavity 10 enters the inside of the power supply cavity 19 to drive the piston plate 23 to drive the storage battery 25 to be contacted with the power connection block 22, the electric ejector rod 14 is electrified at the moment, and the electric ejector rod 14 jacks up one end of the goods carrying plate 5, so that the goods carrying plate 5 maintains certain balance when going up the slope;
in the process that the piston plate 23 drives the storage battery 25 to contact with the electricity receiving block 22, the delay relay 35 is triggered, after a period of time, the delay relay 35 starts to electrify the electromagnet 34, at the moment, the electromagnet 34 drives the valve magnetic plate 36 to retreat from the first air passage 11, meanwhile, the valve magnetic plate 36 extrudes the baffle 38, so that the baffle 38 blocks the second air passage 20, at the moment, the gas in the inflating cavity 10 does not enter the power supply cavity 19 any more, but enters the air bag 9, at the moment, the air bag 9 starts to expand to support the cargo carrying plate 5;
in the process of expanding the air bag 9, the driving rod 31 is extruded, the driving rod 31 enables the air baffle plate 28 to exit from the air outlet channel 26 by extruding the driving rope 30, at the moment, the air in the power supply cavity 19 is released, at the moment, the piston plate 23 drives the storage battery 25 to be separated from the power connection block 22, at the moment, the electric ejector rod 14 is powered off and retracts, and at the moment, the air bag 9 maintains the balance of the cargo carrying plate 5;
during the expansion of the air bag 9, the driven plate 41 is extruded, the driven plate 41 extrudes the glue in the glue cavity 40 through the glue outlet block 42, and the contact part of the glue outlet block 42 and the cargo carrying plate 5 is full of the glue, so that the connection between the suction cup 7 and the cargo carrying plate 5 is tighter, and the stability of the cargo carrying plate 5 is further ensured;
when moving to the destination, when needs put down the board 5 that carries cargo, lifter 4 drive roof 6 moved down this moment, and the extrusion of trigger lever 47 and the 3 inner walls in apical trough this moment, trigger lever 47 make baffle 45 withdraw from the third air flue through stay cord 49, and the inside gas of gasbag 9 enters into inside sucking disc 7 through the third air flue this moment for no longer zonulae occludens between sucking disc 7 and the board 5 that carries cargo, convenient follow-up board 5 that carries cargo is put down.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A drive mechanism comprising a machine body (1), said machine body (1) being driven by a hub (2), characterized in that: a top groove (3) is formed in the machine body (1), a lifting rod (4) is fixedly arranged in the top groove (3), the lifting rod (4) is fixedly connected with a top plate (6) used for keeping the cargo carrying plate (5) balanced, and the top plate (6) movably extends out of the top groove (3) and is in movable contact with the cargo carrying plate (5);
a sucker (7) which is movably contacted with the cargo carrying plate (5) is fixedly connected above the top plate (6), an air bag groove (8) is formed above the top plate (6), an air bag (9) which is movably contacted with the cargo carrying plate (5) when the air bag groove (8) is expanded is arranged inside the air bag groove, an inflation cavity (10) communicated with the air bag (9) is formed inside the top plate (6), a ventilation opening (1001) is formed inside the inflation cavity (10), a pressure valve (1002) is arranged inside the ventilation opening (1001), the air bag (9) and the inflation cavity (10) are communicated through a first air passage (11), a first one-way valve (1101) is arranged inside the first air passage (11), an inflator (12) is fixedly arranged inside the inflation cavity (10), the inflator (12) is controlled by a recognition device for recognizing inclination, a top rod groove (13) is formed above the top plate (6), an electric ejector rod (14) for temporarily ejecting the cargo carrying plate (5) is arranged in the ejector rod groove (13), and the electric ejector rod (14) is controlled by a power supply device.
2. A drive mechanism as claimed in claim 1, wherein: recognition device is including offering discernment chamber (15) inside roof (6), discernment chamber (15) inside is provided with movable block (16), movable block (16) and discernment chamber (15) inner wall fixedly connected with first elastic block (17), discernment chamber (15) inside fixed switch (18) that are provided with and inflator (12) electric connection, and switch (18) and movable block (16) movable contact, movable block (16) and switch (18) cooperation control inflator (12).
3. A drive mechanism according to claim 1, wherein: power supply unit is including offering power supply chamber (19) in roof (6) inside, power supply chamber (19) and aerify between chamber (10) through second air flue (20) intercommunication, second air flue (20) inside is provided with second check valve (21), power supply chamber (19) inside fixed be provided with electric ejector pin (14) electric connection connect electricity piece (22), power supply chamber (19) inside activity is provided with piston plate (23), piston plate (23) and power supply chamber (19) inner wall fixedly connected with second elastic block (24), piston plate (23) fixedly connected with connect the battery (25) of electricity piece (22) movable contact, roof (6) inside offer with power supply chamber (19) intercommunication go out gas channel (26), go out gas channel (26) and block by blocking the gas device activity.
4. A drive mechanism according to claim 3, wherein: the air blocking device comprises an air blocking cavity (27) arranged inside a top plate (6), an air blocking plate (28) with an air outlet channel (26) blocked by the activity is arranged inside the air blocking cavity (27), a third elastic block (29) is fixedly connected with the inner wall of the air blocking plate (28) and the inner wall of the air blocking cavity (27), a driving rope (30) is fixedly connected between the air blocking plate (28) and the inner wall of the air blocking cavity (27), a driving rod (31) which is movably extended into the air bag groove (8) and is in movable contact with an air bag (9) is arranged inside the air blocking cavity (27), a fourth elastic block (32) is fixedly connected with the inner wall of the driving rod (31) and the inner wall of the air blocking cavity (27), and the driving rod (31) is in movable contact with the driving rope (30).
5. A drive mechanism according to claim 4, wherein: a valve cavity (33) is formed in the top plate (6), a valve device which movably blocks the first air passage (11) is arranged in the valve cavity (33), the valve device comprises an electromagnet (34) fixedly arranged in the valve cavity (33), the electromagnet (34) is controlled by a time delay relay (35) fixedly arranged in the power supply cavity (19), a piston plate (23) of the time delay relay (35) is in movable contact with the electromagnet, a valve magnetic plate (36) which movably blocks the first air passage (11) is arranged in the valve cavity (33), a fifth elastic block (37) is fixedly connected with the inner walls of the valve magnetic plate (36) and the valve cavity (33), the valve magnetic plate (36) blocks the first air passage (11) when not subjected to external force, a baffle plate (38) which movably blocks the second air passage (20) is arranged in the valve cavity (33), and a sixth elastic block (39) is fixedly connected with the inner walls of the baffle plate (38) and the valve cavity (33), and the baffle (38) is movably contacted with the valve magnetic plate (36).
6. A drive mechanism as claimed in claim 1, wherein: glue chamber (40) have been seted up to roof (6) inside, inside being provided with the activity in glue chamber (40) stretches into the inside driven plate (41) of gasbag groove (8), sucking disc (7) inner wall is fixed to be provided with goes out gluey piece (42) with cargo carrying board (5) movable contact, go out to communicate between gluey piece (42) and glue chamber (40).
7. A drive mechanism as claimed in claim 1, wherein: through third air flue (43) intercommunication between gasbag (9) and sucking disc (7) inside, installation cavity (44) have been seted up to roof (6) inside, installation cavity (44) inside is provided with activity baffle (45) of third air flue (43), baffle (45) and installation cavity (44) inner wall fixedly connected with seventh elastic block (46), installation cavity (44) inside is provided with activity stretch out installation cavity (44) and trigger bar (47) with top groove (3) inner wall swing joint, trigger bar (47) and installation cavity (44) inner wall fixedly connected with eighth elastic block (48), through stay cord (49) fixed connection between trigger bar (47) and baffle (45).
8. An automated guided vehicle comprising an automated guided vehicle body and further comprising a drive mechanism as claimed in any one of claims 1 to 7.
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