阅读说明：本技术 一种集装箱装载车送料托盘的升降装置 (Lifting device for container loading vehicle pay-off tray ) 是由 熊永跃 陈达能 李立群 程光远 赵江海 张昕 叶阳 秦孝霖 黎国东 王飞 于 2021-08-31 设计创作，主要内容包括：本发明公开了一种集装箱装载车送料托盘的升降装置,包括主体结构、平衡结构、旋转结构和提升连接结构；所述的主体结构包括支撑底座(6)、机架主体(4)和拆垛平台(3),所述机架主体(4)设置在支撑底座(6)上方,所述拆垛平台(3)设置在支撑底座(6)侧方,所述的支撑底座(6)上设有主液压缸(1)和链条固定块(5),集装箱装载车送料托盘的升降装置具备手动拖车上货功能,受手动拖车结构限制,使用手动拖车运送带托货物时,只能在平地或很小角度的坡上工作,该升降装置的拆垛平台采用的是整体式钢板,末端有一定高度并铰接提升板,具备一定角度的俯仰功能。(The invention discloses a lifting device of a feeding tray of a container loading vehicle, which comprises a main body structure, a balance structure, a rotating structure and a lifting connection structure, wherein the main body structure is provided with a lifting connection structure; the major structure including supporting base (6), frame main part (4) and unstacking platform (3), frame main part (4) set up and are supporting base (6) top, unstacking platform (3) set up and are supporting base (6) side, support base (6) on be equipped with main hydraulic cylinder (1) and chain fixed block (5), the elevating gear of container loader pay-off tray possesses manual trailer and goes up the goods function, receives the restriction of manual trailer structure, when using manual trailer to transport the area and hold in the palm the goods, can only work on the slope of level land or very small angle, what this elevating gear's the platform that unstacks adopted is integral steel sheet, the end has a take the altitude and articulated lifting plate, possesses the every single move function of certain angle.)

1. The utility model provides a lifting device of container load wagon pay-off tray, characterized by: comprises a main body structure, a balance structure, a rotating structure and a lifting connecting structure;

the main body structure comprises a supporting base (6), a rack main body (4) and a de-stacking platform (3), wherein the rack main body (4) is arranged above the supporting base (6), the de-stacking platform (3) is arranged on the side of the supporting base (6), and a main hydraulic cylinder (1) and a chain fixing block (5) are arranged on the supporting base (6);

the balance structure comprises a balance rod (2-1), a lifting plate guide rail (2-2), a balance rod guide rail (2-4) and a chain wheel (2-5), the balance bar (2-1) is provided with a chain wheel (2-5), the lifting plate guide rail (2-2) is connected with the two ends of the lifting plate (2-3), the balance bar (2-1) comprises a balance bar main body (4-1) and a main hydraulic cylinder connecting piece (4-2), the two ends of the balance bar main body (4-1) are connected with a balance bar sliding rail connecting shaft (4-4), the open end of the balance bar sliding rail connecting shaft (4-4) is connected with a balance bar sliding block base (4-5), the balance bar sliding block base (4-5) is connected with a balance bar guide rail (2-4);

the rotary structure comprises a hydraulic pull rod cylinder body (3-1), a hydraulic pull rod piston rod (3-2), a rear end rotary shaft (3-3) and a front end rotary shaft (3-4), the pressure pull rod cylinder body (3-1) is connected with the rear end rotary shaft (3-3), and the hydraulic pull rod piston rod (3-2) is connected with a hydraulic pull rod connecting frame (3-5) through the front end rotary shaft (3-4);

the lifting connection structure comprises a lifting plate (2-3), a unstacking platform inclined plane (5-3) and a hydraulic pull rod (5-3), wherein two ends of the lifting plate (2-3) are connected with connecting plates (5-1), the back surface of each connecting plate (5-1) is in sliding connection with a lifting plate guide rail (2-2), the front surface of each connecting plate is connected with one end of the hydraulic pull rod (5-3) through a rear-end rotating shaft (3-3), a unstacking platform connecting clamping groove (5-4) is arranged at the joint of the lifting plate (2-3) and the connecting plates (5-1), the unstacking platform connecting clamping groove (5-4) is internally hinged with a unstacking platform connecting piece (5-5), the bottom of the unstacking platform connecting piece (5-5) is connected with the unstacking platform inclined plane (5-2), and the other end of the hydraulic pull rod (5-3) is connected with a hydraulic pull rod connecting frame (3) through a front-end rotating shaft (3-4) 5) And the hydraulic pull rod connecting frames (3-5) are arranged on two sides of the inclined plane (5-2) of the unstacking platform and are detachably connected with the inclined plane (5-2) of the unstacking platform.

2. The lifting device for the feeding tray of the container loading vehicle as claimed in claim 1, wherein: the inclined plane (5-2) of the unstacking platform forms a depression angle of 3.14 degrees with the ground.

3. The lifting device for the feeding tray of the container loading vehicle as claimed in claim 1, wherein: the chain wheels (2-5) are provided with chains, and one ends of the chains are fixed on the chain fixing blocks (5).

4. The lifting device for the feeding tray of the container loading vehicle as claimed in claim 1, wherein: the main hydraulic cylinder connecting piece (4-2) is connected with an output shaft of the main hydraulic cylinder (1).

Technical Field

The invention relates to a lifting device for a feeding tray of a container loading vehicle.

Background

The container loading wagon has the function that goods on a tray are stacked inside a container through the loading wagon, the unstacking mechanism can unstack the goods on the tray and push the goods to the head end of a conveying line, the goods are stacked on the tray and are generally 1000mm-1800mm high, the unstacking mode of the container loading wagon is that two linear modules which are arranged in parallel on the top of the unstacking mechanism are utilized to drive a material pushing plate to horizontally push the goods on the top layer of the tray to the conveying line, the head end of the conveying line is 1855mm high, unstacking cannot be carried out when the bottom surface height of the top goods on the tray is lower than 1855mm, and the unstacking mechanism of the container loading wagon needs a special lifting device for the feeding tray of the container loading wagon.

The automatic tray elevator is mainly used in the prior art, the tray elevator is built at the place where the tray needs to be lifted at the conveying line, the whole elevator shape is realized, the platform is transported by the tray in the middle, an independent conveying roller way is arranged on the platform and is matched with an interface of an external conveying line, and the conveying of the tray from the external conveying line to the transporting platform and then to the external conveying line can be realized. The guide rails are arranged on two sides of the elevator, the hydraulic cylinder or the motor-driven platform is lifted, the tray is left at the position of the conveyor line connected with the elevator to be imported and exported, the height of the goods on the tray is larger than that of the goods, the tray is conveyed to the platform inside the elevator through the conveyor line, and the hydraulic cylinder is used for transferring the lifting of the platform to realize the lifting of the tray and the goods.

The prior art mainly has the following problems:

A. the automatic tray lifter is a fixed structure, has large volume, can not move along with a loading vehicle, and can not be applied to the inside of a container.

B. The goods can be loaded only by expanding the conveying line to the outside or directly using an electric forklift, and the goods can not be loaded by a manual forklift.

C. The existing tray lifter can not meet the requirement of unstacking, and the pushing plate can interfere with the lifter when pushing goods.

Disclosure of Invention

The invention provides a lifting device for a feeding tray of a container loading vehicle, aiming at the problem of feeding of containerized goods trays. The main problem of current equipment can not satisfy the loading wagon mechanism of breaking a jam and carry out tray raising and lowering functions scheduling is solved.

The technical scheme adopted by the invention is as follows: a lifting device for a feeding tray of a container loading vehicle comprises a main body structure, a balance structure, a rotating structure and a lifting connecting structure;

the main body structure comprises a supporting base, a rack main body and a destacking platform, wherein the rack main body is arranged above the supporting base, the destacking platform is arranged on the side of the supporting base, and a main hydraulic cylinder and a chain fixing block are arranged on the supporting base;

the balance structure comprises a balance rod, a lifting plate guide rail, a balance rod guide rail and a chain wheel, wherein the chain wheel is arranged on the balance rod, the lifting plate guide rail is connected with two ends of a lifting plate, the balance rod comprises a balance rod main body and a main hydraulic cylinder connecting piece, two ends of the balance rod main body are connected with a balance rod slide rail connecting shaft, the open end of the balance rod slide rail connecting shaft is connected with a balance rod slider base, and the balance rod slider base is connected with the balance rod guide rail;

the rotating structure comprises a hydraulic pull rod cylinder body, a hydraulic pull rod piston rod, a rear end rotating shaft and a front end rotating shaft, the pressing pull rod cylinder body is connected with the rear end rotating shaft, and the hydraulic pull rod piston rod is connected with the hydraulic pull rod connecting frame through the front end rotating shaft;

promote connection structure include the lifting plate, the platform inclined plane of breaking a jam and hydraulic pull rod, the lifting plate both ends are connected and are equipped with the connecting plate, the connecting plate back and lifting plate guide rail sliding connection, openly pass through the one end that the hydraulic pull rod is connected to the rear end rotation axis, the lifting plate is equipped with the platform connecting slot of breaking a jam with the junction of connecting plate, the platform connecting piece of breaking a jam articulates in the platform connecting slot of breaking a jam, the platform inclined plane of breaking a jam is connected to the bottom of the platform connecting piece of breaking a jam, the other end of hydraulic pull rod passes through the front end rotation axis and is connected with the hydraulic pull rod link, the hydraulic pull rod link sets up in the platform inclined plane both sides of breaking a jam, can dismantle with the platform inclined plane of breaking a jam and be connected.

As a further improvement of the invention, the inclined plane of the unstacking platform forms a depression angle of 3.14 degrees with the ground.

As a further improvement of the invention, the chain wheel is provided with a chain, and one end of the chain is fixed on the chain fixing block.

As a further improvement of the invention, the master cylinder connecting element is connected with the output shaft of the master cylinder.

The invention has the beneficial effects that:

(1) the lifting device of the feeding tray of the container loading vehicle is driven by two-stage hydraulic cylinders, two ends of a balancing rod are provided with movable pulleys, the tray is lifted by 2mm when the hydraulic cylinders lift by 1mm, the lifting range of the tray is 70mm-1855mm, the lifting device is technically mature and reliable, and the requirement of a unstacking and pushing mechanism on the height of the tray can be met;

(2) the lifting device of the feeding tray of the container loading vehicle has the loading function of a manual trailer, is limited by the structure of the manual trailer, can only work on flat ground or a slope with a small angle when the manual trailer is used for conveying goods with a support, adopts an integral steel plate as a unstacking platform of the lifting device, has a certain height at the tail end and is hinged with a lifting plate, and has the pitching function with a certain angle;

(3) this elevating gear adopts automatic lift control design, and the lifting plate both sides are equipped with the laser rangefinder reflecting plate, and the top installation laser rangefinder sensor can be according to every layer of jacking height of carton size automatic setting, lets top layer carton bottom surface surpass all the time and connect material platform about 15 mm.

Description of the drawings:

FIG. 1 is a schematic view of the overall structure of the inventive apparatus;

FIG. 2 is a schematic diagram of a balancing mechanism according to the present invention;

FIG. 3 is a schematic view of a rotary structure of the present invention;

FIG. 4 is a schematic view of the balance bar of the present invention;

fig. 5 is a schematic view of a lifting connection structure according to the present invention.

Detailed Description

The invention is described in further detail below with reference to the drawings and specific examples;

fig. 1 shows a lifting device for a feeding tray of a container loading vehicle, which comprises a main body structure, a balance structure, a rotating structure and a lifting connection structure;

the main body structure comprises a supporting base 6, a rack main body 4 and a destacking platform 3, wherein the rack main body 4 is arranged above the supporting base 6, the destacking platform 3 is arranged on the side of the supporting base 6, and a main hydraulic cylinder 1 and a chain fixing block 5 are arranged on the supporting base 6;

as shown in fig. 2 and 4, the balance structure includes a balance bar 2-1, a lifting plate guide rail 2-2, a balance bar guide rail 2-4 and a chain wheel 2-5, the balance bar 2-1 is provided with the chain wheel 2-5, the lifting plate guide rail 2-2 is connected with two ends of a lifting plate 2-3, the balance bar 2-1 includes a balance bar main body 4-1 and a main hydraulic cylinder connecting piece 4-2, two ends of the balance bar main body 4-1 are connected with a balance bar sliding rail connecting shaft 4-4, an open end of the balance bar sliding rail connecting shaft 4-4 is connected with a balance bar slider base 4-5, and the balance bar slider base 4-5 is connected with the balance bar guide rail 2-4;

as shown in fig. 3, the rotating structure includes a hydraulic pull rod cylinder 3-1, a hydraulic pull rod piston rod 3-2, a rear rotating shaft 3-3 and a front rotating shaft 3-4, the pressure pull rod cylinder 3-1 is connected with the rear rotating shaft 3-3, and the hydraulic pull rod piston rod 3-2 is connected with a hydraulic pull rod connecting frame 3-5 through the front rotating shaft 3-4;

as shown in figure 5, the lifting connection structure comprises a lifting plate 2-3, an unstacking platform inclined plane 5-3 and a hydraulic pull rod 5-3, wherein two ends of the lifting plate 2-3 are connected and provided with a connecting plate 5-1, the back surface of the connecting plate 5-1 is in sliding connection with a lifting plate guide rail 2-2, the front surface of the lifting plate is connected with one end of the hydraulic pull rod 5-3 through a rear end rotating shaft 3-3, the joint of the lifting plate 2-3 and the connecting plate 5-1 is provided with an unstacking platform connecting clamping groove 5-4, an unstacking platform connecting piece 5-5 is hinged in the unstacking platform connecting clamping groove 5-4, the bottom of the unstacking platform connecting piece 5-5 is connected with the unstacking platform inclined plane 5-2, and the other end of the hydraulic pull rod 5-3 is connected with a hydraulic pull rod connecting frame 3-5 through a front end rotating shaft 3-4, the hydraulic pull rod connecting frames 3-5 are arranged on two sides of the inclined plane 5-2 of the unstacking platform and detachably connected with the inclined plane 5-2 of the unstacking platform.

The master cylinder 1 is a two-stage cylinder; the hydraulic pull rod 5-3 is a non-standard single-piston hydraulic cylinder; the unstacking platform is an integral steel plate with the tail end hinged with the lifting plate and can be retracted by a hydraulic pull rod and turned upwards; the two ends of the balancing rod are of convex structures, so that the interference with the top material receiving platform is avoided.

The main hydraulic cylinder 1 is a two-stage hydraulic cylinder, the maximum jacking height exceeds 1000mm, chain wheels 2-5 at two ends of a balancing rod 2-1 are movable pulleys, and the lifting height of the unstacking platform 3 is twice of the jacking height of the main hydraulic cylinder 1.

The integral steel plate design of the unstacking platform 1 is characterized in that hydraulic pull rods 5-3 are arranged on two sides, the tail ends of the hydraulic pull rods are hinged with lifting plates 2-3, and the unstacking platform 3 can be retracted and pitched at a small angle in a horizontal state under the control of the hydraulic pull rods 5-3.

The lifting plate 2-3 and the balance rod guide rail 2-4 are heavy-duty guide rails, are strong in left-right front-back constraint and are not prone to jamming and abrasion.

Before a loading vehicle enters a working site to be unstacked, hydraulic pull rods 5-3 on two sides are started, the hydraulic pull rods 5-3 are pushed out, the unstacking platform 3 rotates to the front end to be in contact with the ground, at the moment, a depression angle of 3.14 degrees is formed between an inclined plane 5-2 of the unstacking platform and the ground, the loading requirement of a manual forklift is met, a pallet with goods is pushed to the inclined plane 5-2 of the unstacking platform by the aid of the manual forklift, the pallet is placed on the inclined plane 5-2 of the unstacking platform and pulled away by the manual forklift, and then the hydraulic pull rods 5-3 are retracted to the inclined plane 5-2 of the unstacking platform to be in an elevation angle, so that unstacking is facilitated. The main hydraulic cylinder 1 is started, and the main hydraulic cylinder 1 is a two-stage hydraulic cylinder, so that the main hydraulic cylinder is firstly jacked by a one-stage cylinder, the balance rod 2-1 is provided with the chain wheels 2-5 to synchronously lift, one end of the chain is fixed on the chain fixing block 5, the other end of the chain is connected to the lifting plate 2-3 through the chain wheels 2-5, when the chain wheels 2-5 move upwards, the lifting plate 2-3 is pulled up by the chain, the unstacking platform 3 moves upwards along with the chain, and the tray and goods are jacked up. The cargo layer height is determined according to cargo stacking rules, and after the distance measuring sensor detects that the first layer of cargo exceeds the material receiving platform, the main hydraulic cylinder 1 is paused, and unstacking is started. After the first layer is unstacked, the pushing linear module motor rotates reversely, the pushing plate quickly returns to the front end, the main hydraulic cylinder 1 continuously lifts the height of one layer of goods, the secondary cylinder starts jacking after the primary cylinder reaches the limit position, until all goods are unstacked, the main hydraulic cylinder 1 retracts, the hydraulic pull rod 5-3 is pushed out and returns to the initial position, and the goods are loaded for the second time manually.

The embodiments of the present invention have been described above, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.