CN107521927A - A kind of conveyer and luggage conveying vehicle provided with handler - Google Patents

Abstract

The invention discloses a conveying device equipped with a loading and unloading device. The conveying device is composed of a main conveying device and a loading and unloading device that can be concealed and movable installed at the lower end of the main conveying device. A variable loading and unloading device is arranged between the main conveyor belt and the first end of the loading and unloading device. The lifting mechanism at the height of the other end of the device, the loading and unloading device realizes the telescopic operation of the conveyor belt by assembling the belt telescopic structure. The invention can improve the alignment accuracy between the luggage loading point and the unloading point, greatly reduce the labor intensity in the luggage stacking process, improve the operation efficiency, reduce the occurrence of occupational diseases of workers, and at the same time shorten the vehicle length as much as possible when designing the luggage delivery vehicle. In turn, the flexibility of the luggage transfer vehicle transition is improved.

Description

A conveying device provided with a loading and unloading device and a luggage conveying vehicle

technical field

The invention relates to the field of article conveying and transportation, in particular to a conveying device provided with a loading and unloading device and a baggage conveying vehicle provided with the conveying device.

Background technique

At present, with the rapid development of my country's aviation industry, the number of airports in my country is also increasing rapidly. At the same time, the continuous increase of bulk cargo transportation in many airports makes the demand for luggage delivery vehicles in various airports more and more. Patent ZL200710047377.2 discloses the basic structure of the existing baggage transfer vehicle in my country. The baggage transfer vehicle is generally composed of a body and a liftable transfer frame installed on the body. The transfer frame is jointly driven by the hydraulic system and the electrical system to realize the connection between the aircraft in the airport and the ground. transfer of luggage.

Obviously, the emergence of baggage transfer vehicles makes the transfer of baggage easier and more convenient, and the workload of baggage handling can be greatly reduced by building a transfer frame between the aircraft and the ground. However, the current luggage delivery vehicles still have the following problems:

1. In order to prevent the baggage from rolling down during the conveying process due to the excessive inclination angle of the conveying frame, the luggage conveying vehicle is often designed to have a long vehicle length. Generally, the entire baggage conveying vehicle is as long as 11 meters. Due to the excessive length of the conveying vehicle , the turning radius is too large, the maneuverability is poor during operation, the transition efficiency is low, and there are great safety hazards;

2. Due to the height difference between the baggage transfer vehicle and the baggage transfer workshop, it is often necessary to transfer the stacked baggage on the baggage transfer vehicle to the baggage transfer vehicle by manual handling when loading luggage. A large amount of manual operation is required, the work efficiency is low, the luggage is easily damaged, and the long-term and high-intensity loading and unloading operations are likely to cause occupational diseases such as shoulder, waist, and leg injuries of workers.

Contents of the invention

The technical problem to be solved by the present invention is to provide a loading and unloading vehicle that can solve the above problems and can shorten the length of the vehicle required for luggage transfer in the non-transferring state, and can accurately position the luggage rack according to the position of the luggage transfer vehicle. The conveying device of the device and the baggage transfer vehicle equipped with the device can improve the convenience of loading and stacking baggage during the baggage transfer process, improve the mobility of baggage transfer, and improve the efficiency of baggage transfer.

For solving the problems of the technologies described above, the technical solution of the present invention is:

A conveying device equipped with a loading and unloading device. The conveying device is composed of a main conveying device and a loading and unloading device that can be concealed and movably installed at the lower end of the main conveying device. The main conveying device has a main conveyor belt capable of two-way transmission, and a lifting mechanism that can change the height of the other end of the loading and unloading device is provided between the main conveyor belt and the first end of the loading and unloading device to realize the docking of the other end with the hatch of the engine room; the loading and unloading device It consists of a loading and unloading device fixing frame and a lower conveying mechanism installed on the loading and unloading device fixing frame. The lower conveying mechanism is equipped with a lower conveyor belt and a belt telescopic structure that can be transmitted in both directions. The belt telescopic mechanism can better realize docking with luggage and cargo at different distances .

Preferably, the loading and unloading device is rotatably connected to the lower end of the main conveying device, and there is a space under the lower end of the main conveying device to hide the loading and unloading device, and the loading and unloading device is hidden in the space after being folded down.

Preferably, two cantilevers symmetrically distributed are arranged on one side of the loading and unloading device. The cantilever is connected to the fixing frame of the loading and unloading device. The two cantilevers are parallel to each other and respectively form the same angle with the horizontal plane. Rotational connection; the lower end of the cantilever is movably connected to the lifting mechanism, and the other end of the lifting mechanism is movably installed on the main transmission device. The lifting mechanism can make the cantilever swing up and down around the upper end of the cantilever through telescopic control, and then drive the loading and unloading device for controllable lifting sports.

Preferably, the cantilever is fixedly connected to the outer wall of a positioning cylinder through a connecting piece, the upper end of the positioning cylinder is fixedly connected to a positioning pin, and the fixing bracket of the loading and unloading device is rotatably connected to the positioning cylinder and can swing left and right around the axis of the positioning cylinder to meet the needs of luggage in different directions. Cargo loading and unloading requirements; a positioning plate is fixedly installed above the fixing frame of the loading and unloading device, and a series of arc-shaped small holes corresponding to the positioning pins are opened on the lower surface of the positioning plate. The small hole realizes the positioning of the specific direction of the loading and unloading device.

Preferably, the belt telescopic structure includes a driving roller, a first driven roller, a second driven roller, a third driven roller and a fourth driven roller, and the lower transmission belt is wound around the driving roller, the first driven roller, the The second driven roller, the third driven roller and the fourth driven roller form a closed loop of the conveyor belt, and the driving roller, the first driven roller, the second driven roller and the fourth driven roller Inside the loop, the third driven roller is outside the conveyor belt loop; the driving roller, the first driven roller, and the fourth driven roller are installed on the fixed frame of the loading and unloading device in rotation, and a driving motor for driving the driving roller is installed on the belt telescopic On the side of the structure: a power mechanism is arranged inside the transmission belt loop to drive the second driven roller to perform front and rear telescopic operations, and the third driven roller can be moved back and forth and connected to the belt telescopic structure.

Preferably, the third driven roller is rotatably mounted on a carriage controlled by the power mechanism, and the third driven roller expands and contracts with the carriage under the control of the power mechanism synchronously with the second driven roller. There is a limit guide rail, and the limit slide block fixed on the fixing frame of the loading and unloading device is sleeved on the limit guide rail.

Preferably, the main transmission device includes a tensioning mechanism, the tensioning mechanism includes a tensioning bolt, a tensioning bracket, a limit nut, a left tensioning roller and a right tensioning roller, the tensioning bracket is fixed on the middle section of a rotating roller, and the left tensioning The tightening roller and the right tensioning roller are fixedly connected with the turning roller and are respectively distributed on both sides of the turning roller. The turning roller is rotatably connected to the fixed frame. Locked by the limit nut, the tension mechanism can tighten and prevent the main conveyor belt from loosening, so as to avoid the main conveyor belt from slipping.

A luggage conveying vehicle, which includes a vehicle and the above-mentioned conveying device provided with a loading and unloading device installed on the vehicle, the vehicle is an electric vehicle, the electric drive device of the electric vehicle is fixedly installed on both sides of the chassis of the vehicle, and the lower end of the conveying device is rotatably connected to In the middle of the rear part of the car chassis, between the front section of the middle of the car chassis and the main transmission device, a main lifting mechanism that can control the lifting of the transmission device is also provided.

After adopting the above scheme, the present invention has the following advantages:

1. The use of electric vehicles driven by electricity solves the environmental problems of internal combustion engine exhaust emissions and high noise, improves the stability of luggage during the luggage transfer process, and effectively avoids luggage slipping due to vehicle vibration;

2. The main conveying device and the loading and unloading device are used to cooperate with each other, and the loading and unloading device is equipped with a telescopic mechanism and a lifting mechanism, which can improve the alignment accuracy of the luggage loading point and unloading point, greatly reduce the labor intensity in the process of luggage stacking, and improve operating efficiency. , to reduce the occurrence of occupational diseases of workers;

3. The concealable design of the loading and unloading device can shorten the vehicle length when designing the baggage transfer vehicle, thereby improving the flexibility of the baggage transfer vehicle transition.

Description of drawings

Fig. 1 is a side view of the retracted state of the loading and unloading device of the present invention;

Fig. 2 is a side view of the unfolded state of the loading and unloading device of the present invention;

Fig. 3 is a structural schematic diagram of the main conveying device of the present invention;

Fig. 4 is a schematic structural diagram of the tightened state of the tensioning mechanism of the main transmission device;

Fig. 5 is a structural schematic diagram of the loading and unloading device of the present invention;

Fig. 6 is a top view of the loading and unloading device of the present invention;

Fig. 7 is a side view of the extended state of the belt telescopic structure of the loading and unloading device;

Fig. 8 is a side view of the contracted state of the belt telescopic structure of the loading and unloading device;

Fig. 9 is an enlarged view of some structural details in Fig. 8;

Fig. 10 is a schematic structural diagram of Embodiment 2 of the present invention;

Fig. 11 is a top view of the loading and unloading device of the present invention in an unturned state;

Fig. 12 is a top view of the steering state of the loading and unloading device of the present invention;

Fig. 13 is an internal structural diagram of the belt telescopic structure of the loading and unloading device.

detailed description

The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Embodiment one:

What the present invention discloses is a kind of conveying device that is provided with loading and unloading device, as shown in Fig. 1, is the preferred embodiment of the present invention, and conveying device is made up of main conveying device 1 and can be concealed movable installation at the lower end of main conveying device 1 The loading and unloading device 2 is composed of the loading and unloading device 2. Specifically, the loading and unloading device 2 can be pushed and pulled to be hidden under the main conveyor 1 or folded and hidden under the main conveyor 1. When luggage needs to be conveyed, the loading and unloading device 2 can be pulled out or flipped out, as shown in Figure 2 As shown, on the one hand, the loading stroke of the main conveying device 1 can be extended, and on the other hand, the height of the end of the loading and unloading device 2 can be adjusted so that it can have a better docking with the luggage transfer workshop.

Wherein, as shown in Figures 1 and 3, the main conveying device 1 has a main conveying belt 11 capable of two-way transmission, and the main conveying device 1 includes a strip-shaped fixed frame 10, and the two ends of the fixed frame 10 are fixedly installed with driving rollers 12 and slaves respectively. The driving roller 14, the main conveyor belt 11 is wound around the driving roller 12 and the driven roller 14 at the same time, the driving roller 12 is coaxially connected with the output shaft of the motor, and the motor drives the driving roller 12 to drive the main conveyor belt 11 to realize the continuous delivery of goods on the main conveyor belt 11. Two-way transmission. Further, a tensioning mechanism 4 is also provided between the driving roller 12 and the driven roller 14. As shown in FIG. Tension mechanism 4 comprises tension bolt 41, tension bracket 42, limit nut 43, left tension roller 44, right tension roller 45 and turning roller 46, and tension bracket 42 is fixed on turning roller 46 middle section, left tension Roller 44, right tensioning roller 45 are fixedly connected with turning roller 46 and are respectively distributed in turning roller 46 both sides, main drive belt 11 walks around left tensioning roller 44 top and right tensioning roller 45 below successively, turning roller 46 is rotatable Connected to the fixed frame 10 , the tension bolt 41 sequentially passes through the fixed frame 10 and the tension bracket 42 along the traveling direction of the main conveyor belt 11 and is locked by a limit nut 43 . The tension mechanism 4 can tighten and prevent the main conveyor belt 11 from being loosened according to the needs of loading, so as to avoid the main conveyor belt 11 from slipping. Specifically, when the tension bolt 41 is manually tightened with a wrench, it will pull the tension bolt 41 under the action of the limit nut 43. The tension bracket 42 moves to the left, and the tension bracket 42 then drives the rotation roller 46 fixedly connected with it to rotate, while the left tension roller 44 and the right tension roller 45 fixedly connected with the rotation roller 46 then rotate around the axis of the rotation roller 46. Clockwise rotation, the position of left tension roller 44 moves upward, and the position of right tension roller 45 moves downward. Due to the positional relationship between the main transmission belt 1 and the left tension roller 44 and right tension roller 45, the above adjustment increases the winding speed of the main transmission belt 11. Through the distance, play a tensioning role. When the tension bolt 41 is reversely loosened with a wrench, the tension mechanism 4 is under the action of the restoring force of the main conveyor belt 11, and the above process is reversed.

Taking the loading and unloading device 2 rotatably connected to the lower end of the main conveying device 1 as an example, there is a space 3 for hiding the loading and unloading device under the lower end of the main conveying device 1, and the loading and unloading device 2 is folded down and hidden in the space 3, as shown in Figure 1 . A lifting mechanism that can change the height of the other end of the loading and unloading device 2 is provided between the main conveyor belt 1 and the first end of the loading and unloading device 2. The lower conveying mechanism 5 on the frame 21 is composed of two cantilevers 31 symmetrically distributed on one side of the loading and unloading device 2. The cantilevers 31 are connected with the fixing frame 21 of the loading and unloading device. The angle between the cantilever 31 and the main transmission device 1 is rotationally connected. In this embodiment, the upper ends of the cantilever 31 are respectively provided with through holes 32. At both ends, the cantilever 31 can drive the loading and unloading device 2 to freely swing up and down independently of the driven roller around the axis of the driven roller. The lower end of the cantilever 31 is movably connected to a lifting mechanism 34, and the other end of the lifting mechanism 34 is installed on the main transmission device. The lifting mechanism 34 can make the cantilever 31 go up and down around the upper end of the cantilever through telescopic control, that is, the axis of the driven roller can be controlled. Swing, and then drive the loading and unloading device 2 to carry out the controllable lifting movement, and the lifting mechanism 34 can also choose an electric push rod or a hydraulic cylinder.

The cantilever 31 is fixedly connected to the outer wall of a positioning cylinder 23 through the connecting piece 22 at the same time, the upper end of the positioning cylinder 23 is fixedly connected to a positioning pin 24, and the fixing frame 21 of the loading and unloading device is connected to the positioning cylinder 23 in rotation and can swing left and right around the axis of the positioning cylinder 23 , to dock luggage coming from different directions. A positioning plate 25 is fixedly installed above the loading and unloading device fixing frame 21, and the lower surface of the positioning plate 25 is provided with a series of arc-shaped small holes 26 corresponding to the positioning pins 24. Inserting different small holes 26, the positioning pin 24 can keep the loading and unloading device 2 fixed in a certain direction, and the adjustment effect is shown in Figures 11-12.

A lower conveying mechanism 5 is installed above the loading and unloading device fixing frame 21 of the loading and unloading device 2, and the lower conveying mechanism 5 is provided with a lower conveyor belt 51 and a belt telescopic structure that can be transmitted bidirectionally, and the lower conveyor belt 51 can be better connected with the belt under the effect of the belt telescopic structure. Baggage cargo stacked at different distances for docking. As shown in Figures 7 and 8, the belt telescopic structure includes a driving roller 52, a first driven roller 53, a second driven roller 54, a third driven roller 55 and a fourth driven roller 56, and the lower conveying belt 51 is wound around in turn. Connect the driving roller 52, the first driven roller 53, the second driven roller 54, the third driven roller 55 and the fourth driven roller 56 to form a closed ring-shaped transmission belt ring, the driving roller 52, the first driven roller Roller 53, the second driven roller 54 and the fourth driven roller 56 are inside the transmission belt loop, and the third driven roller 55 is outside the transmission belt loop; as shown in Figure 13, the driving roller 52, the first driven roller 53 1. The fourth driven roller 56 is rotatably installed on the loading and unloading device fixing frame 21, and a driving motor (not shown) for driving the driving roller 52 is installed on the side of the belt telescopic structure; Driven roller 54 carries out the power mechanism 57 of telescopic operation before and after, and power mechanism 57 can be electric push rod or hydraulic cylinder, and the activity that the 3rd driven roller 55 can stretch back and forth is installed in the belt telescopic structure, for example, the 3rd slave can be The moving roller 55 is rotatably mounted on a sliding frame 58 controlled by a power mechanism 57, and the both sides of the sliding frame 58 can also be fixedly provided with position-limiting guide rails 59. On the position guide rail 59, the forward and backward movement of the limit guide rail 59 and the sliding frame 58 is limited and guided, and the sliding frame 58 is synchronously telescopic with the power mechanism 57 and the second driven roller 54, and then the sliding frame 58 drives the third driven roller. 55 synchronous scaling. The belt telescopic mechanism can further extend or shorten the lower conveying belt 51. Through the cooperative operation of the lifting mechanism 34, the belt telescopic mechanism and the fixing frame 21 of the loading and unloading device, the lower conveying belt 21 can realize operations such as up and down, front and rear telescopic, and left and right swings. , so that the end of the lower conveyor belt 21 can be aligned with the luggage in different orientations on the luggage transfer vehicle, so as to facilitate loading and unloading of luggage.

Embodiment two:

As shown in Figure 10, a luggage transfer vehicle includes a vehicle and a transfer device with a loading and unloading device as described in Embodiment 1 installed on the vehicle. The transfer device is installed on the main transfer device 1 and can be hidden The loading and unloading device 2 at the lower end of the main conveying device 1 is composed of a loading and unloading device 2. In order to solve environmental problems such as exhaust pollution and noise pollution caused by diesel power, and to avoid the impact of vibration on the stability of the luggage conveying vehicle during engine operation, this embodiment adopts an electric vehicle as the The main body of the vehicle, the electric car, includes a headstock 93 and an automobile chassis 94 positioned at the rear of the headstock. The lower end of the transmission device is rotatably connected in the middle of the car chassis 94 afterbody, and the main lifting mechanism that can control the lifting of the transmission device is also provided between the front section of the middle of the car chassis 94 and the main transmission device 1 . Specifically, two lifting mechanisms 96 are fixedly arranged in the middle of the front section of the chassis 94 of the automobile, and a slider 91 is respectively arranged on the upper ends of the lifting mechanisms 96, and the sliders 91 are respectively sleeved on the slide rails 13 on both sides of the main transmission device 1. , the two main lifting mechanisms 96 synchronously control the upper end of the main conveying device 1 to move up and down, and the main lifting mechanism 96 generally adopts a hydraulic drive mechanism. The application of the main lifting mechanism 96 can make the upper end of the main conveying device better dock with the engine hatch.

The above is only a preferred embodiment of the present invention, and does not limit the technical scope of the present invention in any way, so any changes or modifications made according to the claims of the present invention and the description should all be covered by the patent of the present invention. within range.

Claims (8)

1. A kind of 1. conveyer provided with handler, it is characterised in that：Conveyer is by main conveyer and can hide activity Handler installed in the main conveyer lower end forms, and the main conveyer has main transmission that can be bi-directionally transmitted The lifting of the handler other end height can be changed by being provided between the first end of band, the main belt and the handler Mechanism, the handler is by handler fixed mount and the lower conveying mechanism group being installed on the handler fixed mount Into the lower conveying mechanism is provided with lower conveyor belt and belt stretching structure that can be bi-directionally transmitted.
2. A kind of 2. conveyer provided with handler according to claim 1, it is characterised in that：The handler turns It is dynamic to be connected to the main conveyer lower end, the space of the hiding handler is left below the main conveyer lower end, The handler is hidden in the space after being folded down.
3. A kind of 3. conveyer provided with handler according to claim 2, it is characterised in that：The handler one Side is provided with two symmetrical cantilevers, and the cantilever is connected with the handler fixed mount, and two cantilevers are mutually flat OK, and respectively an identical angle is formed with horizontal plane, is rotatablely connected between the upper end of the cantilever and the main conveyer；Institute State cantilever lower end and be movably connected with the lifting mechanism, the other end of the lifting mechanism is movably arranged on the main transmission dress Put, the lifting mechanism can allow the cantilever to be swung up and down around the upper end of cantilever by extension and contraction control, and then drive the dress Handler carries out controllable lift motion.
4. A kind of 4. conveyer provided with handler according to claim 3, it is characterised in that：The cantilever passes through company Fitting is fixedly connected on a positioning cylinder lateral wall, and the positioning cylinder upper end is fixedly connected with an alignment pin, the handling dress Put fixed mount to be rotatably connected on the positioning cylinder and can swing around positioning cylinder axis, the handler fixed mount Top is installed with location-plate, and the location-plate lower surface offers a series of the small of circular arc distributions corresponding with alignment pin Hole, the alignment pin can insert the different apertures with swinging for handler fixed mount.
5. A kind of 5. conveyer provided with handler according to claim 1, it is characterised in that：The flexible knot of the belt Structure includes drive roll, the first driven voller, the second driven voller, the 3rd driven voller and the 4th driven voller, and the lower feed belt is successively The biography of closed circular is formed after drive roll, the first driven voller, the second driven voller, the 3rd driven voller and the 4th driven voller described in solderless wrapped connection Chape is sent, the drive roll, the first driven voller, the second driven voller and the 4th driven voller are inside the feed belt circle, institute The 3rd driven voller is stated outside the feed belt circle；The drive roll, the first driven voller, the 4th driven voller are rotatably installed in institute State on handler fixed mount, one is used to drive the motor of the drive roll to be arranged on the belt stretching structure side； Driving second driven voller is set to carry out the actuating unit of elastic operation inside feed belt circle, the described 3rd is driven Roller can be elastic activity peace be connected in the belt stretching structure.
6. A kind of 6. conveyer provided with handler according to claim 5, it is characterised in that：3rd driven voller It is rotatably installed on a travelling carriage by actuating unit control, the 3rd driven voller is with the travelling carriage in the power Limit guide rail is fixed with the second driven voller synchronization telescope, the travelling carriage both sides under mechanism controls, is fixed on described Position limiting slide block on handler fixed mount is socketed in the limit guide rail.
7. A kind of 7. conveyer provided with handler according to claim 1, it is characterised in that：The main conveyer Including strainer, the strainer includes tensioning bolt, tensioning support, stop nut, left idler roller and right idler roller, institute State tensioning support and be fixed on a rotating roller stage casing, the left idler roller, right idler roller are fixedly connected and distinguished with the rotating roller The rotating roller both sides are distributed in, the rotating roller is rotatably coupled on the fixed mount, and the tensioning bolt is described in Main belt direct of travel sequentially passes through the fixed mount and the tensioning support and locked by the stop nut.
8. A kind of 8. luggage conveying vehicle, it is characterised in that：Including vehicle and on vehicle such as any institutes of claim 1-7 The conveyer provided with handler stated, the vehicle are electric automobile, and the Vidacare corp of the electric automobile is fixed Above the both sides of automobile chassis, the conveyer lower end is rotatably connected among the automobile chassis tail, described The main lifting mechanism of the controllable conveyer lifting is additionally provided among automobile chassis between leading portion and the main conveyer.