CN112777206A

CN112777206A - Stacker lift carries cargo bed

Info

Publication number: CN112777206A
Application number: CN202110110236.0A
Authority: CN
Inventors: 雷昌毅; 盛荣波; 殷彬富; 朱河龙
Original assignee: Sanlux Co ltd
Current assignee: Sanlux Co ltd
Priority date: 2021-01-27
Filing date: 2021-01-27
Publication date: 2021-05-11

Abstract

The invention relates to the technical field of stacking machines, in particular to a lifting cargo carrying platform of a stacking machine, which comprises a cargo carrying platform frame, wherein an upper-layer clamping mechanism and a lower-layer conveying mechanism are arranged on the cargo carrying platform frame, the upper-layer clamping mechanism comprises a welding frame and a welding frame lifting driving mechanism for controlling the lifting of the welding frame, the welding frame is connected with a lead screw through a bearing and is also provided with a first driving part for driving the lead screw I, the lead screw I is connected with two lead screw nuts I with opposite rotating directions, the lead screw nut I is fixedly connected with a bidirectional telescopic manipulator, and the two bidirectional telescopic manipulators are oppositely arranged; the lower layer conveying mechanism comprises a conveying belt and a conveying belt transmission system; the advantages are that: the bidirectional synchronous holding and clamping driving system can achieve the picking and placing of soft package goods in a certain size range between the lifting goods carrying platform and the goods shelf of the tunnel type stacker, and meanwhile, the double-layer mechanism of the technology can achieve the movement of the goods in the X +, X-, Y + and Y-directions.

Description

Stacker lift carries cargo bed

Technical Field

The invention relates to the technical field of stacking machines, in particular to a lifting cargo carrying platform of a stacking machine.

Background

The rail tunnel stacker technique is widely applied to stereoscopic warehouses, is a crane operating in a narrow tunnel of a high-rise goods shelf, can greatly improve the area and space utilization rate of the warehouse, and is main equipment of an automatic warehouse.

At present, a goods carrying platform of a tunnel type stacker can only take and place storage boxes, cartons, trays and the like with fixed sizes, after the goods carrying platform is lifted to a specified goods shelf height, goods carrying platform forks stretch out, containers with the same width are transferred to the goods carrying platform, then the stacker carries the containers to a specified position along the tunnel, and the containers are transferred by the same method.

The above prior art has the following disadvantages: the traditional goods carrying platform of the stacker can only take and place goods with fixed sizes or goods placed on a tray and a storage box, the packaging requirements of products need to be in a packaging form of a fixed form such as a carton or a wooden box, or the products need to be placed on a carrier, the products of each type and the carrier are required to be in one-to-one correspondence, and a carrier recovery auxiliary system needs to be added. For soft package goods with variable sizes, such as packages packaged by woven bags, the direct transfer of goods between a goods shelf and a goods loading platform of a stacker cannot be realized.

Based on this, the present disclosure is thus directed.

Disclosure of Invention

The invention aims to provide a lifting cargo carrying platform of a stacker, which is used for transferring non-fixed-size soft package goods between a stereoscopic warehouse shelf and the lifting cargo carrying platform of the stacker.

In order to achieve the purpose, the technical scheme of the invention is as follows:

a stacker lifting cargo carrying platform comprises a cargo carrying platform frame, wherein an upper clamping mechanism and a lower conveying mechanism are arranged on the cargo carrying platform frame, the upper clamping mechanism comprises a welding frame and a welding frame lifting driving mechanism used for controlling the welding frame to lift, a lead screw is connected onto the welding frame through a bearing, a first driving part used for driving the lead screw is arranged on the welding frame, a first lead screw nut with two opposite rotation directions is connected onto the first lead screw nut, a bidirectional telescopic manipulator is fixedly connected onto the first lead screw nut, and the two bidirectional telescopic manipulators are oppositely arranged; the lower layer conveying mechanism comprises a conveying belt and a conveying belt transmission system.

Furthermore, a linear guide mechanism is arranged between the welding frame and the loading platform frame.

Furthermore, the welding frame lifting driving mechanism comprises a second screw rod and a second driving part used for driving the second screw rod, the second driving part is fixed on the loading platform frame, the second screw rod is connected to the loading platform frame through a bearing, and a second screw rod nut fixedly connected with the welding frame is arranged on the second screw rod.

Furthermore, a plurality of first guide rails parallel to the first screw rod are fixed on the welding frame, and the bidirectional telescopic manipulator is connected to the first guide rails in a sliding mode.

Further, conveyer belt transmission system is including setting up third drive division and the driving shaft in the platform frame top of carrying goods, and third drive division is used for driving the driving shaft, is equipped with the driven shaft on the conveyer belt, all be equipped with the synchronizing wheel on driving shaft and the driven shaft, the synchronizing wheel on the driving shaft and the synchronizing wheel on the driven shaft pass through synchronous belt drive, synchronous belt and synchronizing wheel are arranged along the support body of carrying the platform frame.

Furthermore, the conveying belt is provided with a plurality of conveying belts, and a fluent strip device is arranged between every two adjacent conveying belts.

Furthermore, a fluent strip lifting driving mechanism is arranged on the goods carrying platform frame.

The invention has the advantages that: the bidirectional synchronous clamping driving system can realize the taking and placing of soft package goods in a certain size range between the lifting goods carrying platform and the goods shelf of the tunnel type stacker, and meanwhile, the double-layer mechanism of the technology can realize the movement of the goods in the X +, X-, Y + and Y-directions.

Drawings

FIG. 1 is a schematic illustration of a three-dimensional configuration of the present invention in an embodiment;

FIG. 2 is a schematic view of the construction of the cargo bed frame in the embodiment;

FIG. 3 is a schematic diagram of an embodiment of a clasping system;

FIG. 4 is a schematic top view of FIG. 3;

FIG. 5 is a schematic view showing the construction of a transport system in the embodiment;

FIG. 6 is a schematic bottom view of FIG. 5;

FIG. 7 is a schematic view showing the construction of a bidirectional telescopic robot in the embodiment;

FIG. 8 is a schematic view of an embodiment of the apparatus in an operational state;

description of the reference symbols

100. A cargo carrying table frame, 101. C-shaped grooves, 102. a second guide rail;

200. an upper clamping mechanism, 201, a welding frame, 202, a guide wheel, 203, a sliding block, 204, a first driving part, 205, a first guide rail, 206, a mounting plate, 207, a first screw rod, 208, a first screw rod nut, 209, a second screw rod, 210, a second driving part, 211 and a second screw rod nut;

300. a lower layer conveying mechanism, 301, a conveying belt, 302, a fluency strip device, 303, a synchronous belt, 304, a fluency strip lifting driving device, 305, a third driving part, 306, a driving shaft, 307, a driven shaft and 308, a synchronous wheel;

400. the method comprises the following steps of (1) bidirectional telescopic manipulator, 401, shifting fork-pulling and 402, shifting fork-pushing.

Detailed Description

The present invention will be described in further detail with reference to examples.

The embodiment provides a lifting cargo carrying platform of a stacker, as shown in fig. 1, which is used for transporting a non-fixed-size soft package commodity on a tunnel type stacker of a stereoscopic warehouse, and comprises a cargo carrying platform frame 100, a lower-layer conveying mechanism 300 and an upper-layer holding and clamping mechanism 200. The X-direction and Y-direction in the following are subject to the directions indicated in fig. 1.

As shown in fig. 3, the upper clamping mechanism 200 includes a U-shaped welding frame 201 and a welding frame lifting driving mechanism for controlling the welding frame 201 to lift, a first lead screw 207 is connected to the middle of the welding frame 201 through a bearing and is provided with a first driving portion 204 for driving the first lead screw 207, the first lead screw 207 is arranged along the X direction, and the first driving portion 204 adopts a servo motor with a speed reducer and is installed in the middle of the first lead screw 207. Two lead screw nuts 208 with opposite rotation directions are connected to two sides of the first driving part 204 on the first lead screw 207, and the two-way telescopic manipulator 400 is fixedly connected to the first lead screw nuts 208 through a mounting plate 206. Through the first screw rod 207, the two bidirectional telescopic manipulators 400 are synchronously close to or far away from each other, and clamping and loosening actions are realized.

This two-way synchronous embrace presss from both sides actuating system can realize getting between tunnel type stacker lift cargo carrying platform and goods shelves of soft packet of goods in certain size range and put, compares in traditional mode simultaneously, and the position of assurance material self that this kind of function can be fine in the operation between warehouse and cargo carrying platform can place placed between two parties all the time, especially soft packet of goods, hardly guarantees its position with traditional mode and moves the process of moving between two parties all the time.

As shown in fig. 4, in order to make the approaching or departing movement and the bidirectional telescopic movement of the bidirectional telescopic manipulator 400 more stable, in this embodiment, the first guide rails 205 parallel to the first lead screws 207 are respectively disposed at the two Y-direction ends of the welding frame 201, and the bidirectional telescopic manipulator 400 and the first guide rails 205 are slidably connected through the mounting plate 206, that is, each bidirectional telescopic manipulator 400 is connected with the welding frame 201 through three mounting plates 206.

As shown in fig. 2 to 4, a linear guide mechanism is provided between the welding frame 201 and the cargo bed frame 100, that is, a guide wheel 202 and a slide block 203 are respectively provided on two sides of the welding frame 201 in the X direction, and a C-shaped groove 101 and a second guide rail 102 matched with the slide block 203 are provided on the cargo bed frame 100. The design can reduce the precision requirement of the lifting action on machining. The welding frame lifting driving mechanism of the embodiment comprises a second screw rod 209 and a second driving part 210 used for driving the second screw rod 209, the second driving part 210 is fixed on the loading platform frame 100 by adopting a motor, the second screw rod 209 is connected on the loading platform frame 100 through a bearing, and a second screw rod nut 211 fixedly connected with the welding frame 201 is arranged on the second screw rod 209. The length of the second screw 209 of this embodiment needs to be smaller than the height of the cargo table frame 100 to avoid the interference between the upper clamping mechanism 200 and the lower conveying mechanism 300.

Lower floor conveying mechanism 300 includes conveyer belt 301 and conveyer belt transmission system, and conveyer belt 301 can two-wayly remove the goods from stacker buffer to carry cargo bed or with the goods from carrying cargo bed to the buffer, compares in relying on the machinery hand to push the material operation, has not only saved the space, and big to the frictional force, the material of easy deformation, the operation of making a round trip between two positions of easier accuracy and light. As shown in fig. 5 and 6, the conveyor belt transmission system of the present embodiment includes a third driving portion 305 and a driving shaft 306 disposed above the cargo bed frame 100, the third driving portion 305 employs a motor with a speed reducer, and the driving shaft 306 is connected to the cargo bed frame 100 through a bearing. The third driving portion 305 is used for driving the driving shaft 306 to rotate (the transmission between the two can be through gears, or through a synchronous wheel or a synchronous belt as shown in the figure). The conveyer belt 301 is provided with a driven shaft 307, the conveyer belt 301 is driven to rotate by the driven shaft 307, synchronizing wheels 308 are arranged at two ends of the driving shaft 306 and two ends of the driven shaft 307, and the synchronizing wheels 308 on the driving shaft 306 and the synchronizing wheels 308 on the driven shaft 307 are driven by a synchronous belt 303.

The timing belt 303, the timing wheel 308 and the driving shaft 306 of the present embodiment are disposed along the frame body of the cargo bed frame 100, and the driving mechanism is disposed above the cargo bed frame 100, so that the conveying area is more compact and the interference is reduced.

Further, the conveyer belt of the embodiment is divided into a plurality of conveyer belts 301, a fluent strip device 302 is arranged between two adjacent conveyer belts 301, and the fluent strip device 302 is used for reducing friction between goods and the lifting goods carrying platform. Meanwhile, since the conveying direction of the conveyor belt and the telescopic direction of the bidirectional telescopic manipulator 400 are generally not in one direction, the fluent strip lifting driving mechanism 304 is further arranged at the top of the cargo bed frame 100 in the embodiment. For example, in the present embodiment, the transmission belt is transported in the X direction, and the bidirectional telescopic robot 400 is telescopic in the Y direction, i.e., the friction between the cargo and the cargo table includes the friction in both the X axis and the Y axis. When the goods are transferred along the Y axis, the fluency strips are lifted, and the conveyor belt is prevented from being transversely rubbed; when the X axle of goods emergence was carried the time of carrying, fluent strip descends, and goods and conveyer belt contact completely are carried by the conveyer belt, compare traditional stacker elevating platform and reach the design that changes direction of transfer through rotatory fork, and this embodiment structure is simpler.

The bidirectional telescopic manipulator 400 of the embodiment is in a three-level structure (more multi-level or two-level structure) in the prior art, a driving device is arranged in the bidirectional telescopic manipulator 400 to realize bidirectional telescopic, the first level of the bidirectional telescopic manipulator 400 is used for fixing the welding frame 201, and the second level and the third level are used for bidirectional movement in the Y-axis direction. Meanwhile, shifting forks are further arranged at the two ends of the bidirectional telescopic manipulator 400 in the Y direction, the shifting forks are connected with the bidirectional telescopic manipulator 400 through bearings and controlled by a built-in motor of the bidirectional telescopic manipulator 400 to rotate, the shifting forks rotate by 90 degrees after the bidirectional telescopic manipulator 400 extends to a specified position, and when the bidirectional telescopic manipulator 400 performs the next action (lifting or shrinking), goods are dragged or pushed to the corresponding position by the shifting forks.

The device of the embodiment is mainly applied to the stacker, and the use principle is as follows,

taking the goods out of the warehouse by the stacker: assuming that the goods to be taken by the stacker is A0, the stacker walks to a specified position, and the goods carrying platform is lifted to a specified height. The fluent strip lifting driving mechanism 304 works, and the fluent strip rises; meanwhile, the welding frame lifting driving mechanism works to lower the welding frame 201 to a working position; the two bidirectional telescopic manipulators 400 work synchronously and extend to the Y + direction to reach the positions, as shown in FIG. 8; the first driving part 204 drives the two-way telescopic manipulator 400 at two sides to clamp the goods A0 synchronously through the first lead screw 207 and the first lead screw nut 208; the shifting fork-drag 401 rotates by 90 degrees to reach a blocking position; the bidirectional telescopic manipulator 400 works to bring the goods A0 to move along the fluency strip in the Y-direction and enter the goods loading platform; the shifting fork-pulling 401 rotates to retract, and meanwhile, the bidirectional telescopic mechanical arms 400 on the two sides loosen; the welding frame lifting driving mechanism works to drive the welding frame 201 to ascend to the avoidance position; the fluent strip lifting driving mechanism 304 drives the fluent strip device 302 to descend, and the goods AO are placed on the conveying belt 301; the conveyor belt drive system operates to convey the goods to the buffer area of the stacker along the X + direction.

Warehousing the stacker stock: assuming that the goods to be accessed by the stacker are A1, A1 moves in the X-direction through the conveyer belt 301 in the buffer area, meanwhile, the goods carrying platform conveyer belt 301 works, the goods A1 in the buffer area are butted, and A1 is transferred to the goods carrying platform from the buffer area; the stacker walks to a specified position, and the goods carrying platform carries the goods A1 to be lifted to a specified height; the fluent strip lifting driving mechanism 304 works, and the fluent strip rises; the welding frame lifting driving mechanism drives the welding frame to descend to a working position; the first driving part 204 drives the two-way telescopic manipulator 400 at two sides to clamp the goods A1 synchronously through the first lead screw 207 and the first lead screw nut 208; meanwhile, the shifting fork-pusher 402 rotates 90 degrees to reach a blocking position; the bidirectional telescopic manipulator 400 works and drives the A1 to extend to the right position in the Y + direction; pushing the A1 into a cargo space, synchronously moving the bidirectional telescopic manipulator 400 to two sides to release the A1, and simultaneously resetting the shifting fork-pushing 402; the bi-directional telescopic robot 400 operates to retract to the home position.

The above embodiments are only used for explaining the concept of the invention, and not for limiting the protection of the invention, and any insubstantial modifications of the invention using this concept shall fall within the scope of the invention.

Claims

1. The utility model provides a stacker lift cargo bed, includes cargo bed frame, its characterized in that: the goods carrying platform comprises a goods carrying platform frame, a goods carrying platform frame and a goods carrying platform frame, wherein the goods carrying platform frame is provided with an upper-layer clamping mechanism and a lower-layer conveying mechanism, the upper-layer clamping mechanism comprises a welding frame and a welding frame lifting driving mechanism for controlling the welding frame to lift, the welding frame is connected with a lead screw through a bearing and is provided with a first driving part for driving the lead screw I, the lead screw I is connected with two lead screw nuts I with opposite rotation directions, the lead screw nut I is fixedly connected with a bidirectional telescopic manipulator, and the two bidirectional telescopic manipulators are oppositely arranged; the lower layer conveying mechanism comprises a conveying belt and a conveying belt transmission system.

2. The stacker lift cargo bed of claim 1, wherein: and a linear guide mechanism is arranged between the welding frame and the loading platform frame.

3. The stacker lift cargo bed of claim 2, wherein: the welding frame lifting driving mechanism comprises a second screw rod and a second driving part used for driving the second screw rod, the second driving part is fixed on the loading platform frame, the second screw rod is connected to the loading platform frame through a bearing, and a second screw rod nut fixedly connected with the welding frame is arranged on the second screw rod.

4. The stacker lift cargo bed of claim 1, wherein: a plurality of first guide rails parallel to the first screw rod are fixed on the welding frame, and the bidirectional telescopic manipulator is connected to the first guide rails in a sliding mode.

5. The stacker lift cargo bed of claim 1, wherein: the conveying belt transmission system comprises a third driving part and a driving shaft, the third driving part and the driving shaft are arranged above the cargo carrying platform frame, the third driving part is used for driving the driving shaft, a driven shaft is arranged on the conveying belt, synchronizing wheels are arranged on the driving shaft and the driven shaft respectively, the synchronizing wheels on the driving shaft and the driven shaft are driven through the synchronizing belts, and the synchronizing belts, the synchronizing wheels and the driving shaft are arranged along a frame body of the cargo carrying platform frame.

6. The stacker lift cargo bed of claim 1, wherein: the conveying belt is provided with a plurality of conveying belts, and a fluent strip device is arranged between every two adjacent conveying belts.

7. The stacker lift cargo bed of claim 6, wherein: and a fluent strip lifting driving mechanism is arranged on the goods carrying platform frame.