CN214360068U - Stacker lifts, stackers and handling systems - Google Patents

Abstract

The present disclosure provides a stacker lifting device, a stacker and a handling system. The stacker lifting device includes: a frame body, including an upper beam and a column supporting the upper beam; a lifting assembly, including: a first upper pulley, arranged on the upper beam; a first lower pulley, located below the first upper pulley , and corresponding to the first upper pulley; the first conveyor belt, sleeved on the first upper pulley and the first lower pulley; the loading mechanism, fixed on the first conveyor belt; and the driving mechanism, connected with the first lower pulley , drive the first lower pulley to rotate, and drive the first conveyor belt to move, so as to make the load-carrying mechanism go up and down. By means of belt transmission, the loading mechanism is driven up and down. Compared with the previous method of pulling and lifting by wire ropes, on the one hand, it can avoid the problem of oil pollution polluting the environment, which is beneficial to the use in a clean environment. On the other hand, the noise problem can be greatly reduced.

Description

Stacker hoisting device, stacker and handling system

Technical Field

The utility model relates to a logistics storage technical field especially relates to a stacker hoisting device, stacker and handling system.

Background

With the progress of science and technology, the automatic stereoscopic warehouse has important application in the fields of logistics, production workshops and the like. The stacker is a core handling device of an automatic stereoscopic warehouse, is used for grabbing, carrying and stacking in warehouses, workshops and the like, or picking and placing goods from a high-rise goods shelf, has high carrying speed and goods storing and taking speed, and can finish warehouse-in and warehouse-out operation in a short time.

In the related art, the stacker lifting device is composed of a driving motor, a winding drum, a pulley and a steel wire rope, wherein the driving motor drives the winding drum to rotate, the steel wire rope wound on the winding drum is driven to slide on the pulley, an objective table is pulled to lift, and the goods borne on the objective table are lifted to a designated position.

Above-mentioned stacker hoisting device scheme for reduce the frictional force between wire rope and the pulley, can scribble lubricating oil on wire rope usually, like this, the greasy dirt drips goods or ground easily, and this can cause the problem of pollution in clean storage operation environment.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned problem that exists among the prior art, the utility model provides a stacker hoisting device, stacker and handling system.

The stacker lifting device comprises: the frame body comprises an upper cross beam and an upright post for supporting the upper cross beam; a lift assembly comprising: the first upper belt wheel is arranged on the upper cross beam; the first lower belt wheel is positioned below the first upper belt wheel and corresponds to the first upper belt wheel; the first conveyor belt is sleeved on the first upper belt wheel and the first lower belt wheel; the carrying mechanism is fixed on the first conveyor belt; and the driving mechanism is connected with the first lower belt wheel, drives the first lower belt wheel to rotate, and drives the first conveyor belt to move so as to enable the carrying mechanism to lift.

In one embodiment, the lifting assembly further comprises: the second upper belt wheel is arranged on the upper cross beam and is arranged at an interval with the first upper belt wheel; the second lower belt wheel is positioned below the second upper belt wheel and corresponds to the second upper belt wheel; the second conveying belt is sleeved on the second upper belt wheel and the second lower belt wheel; the left side of the loading mechanism is fixed on the first conveying belt, the right side of the loading mechanism is fixed on the second conveying belt, the driving mechanism is further connected with the second lower belt wheel and drives the first lower belt wheel and the second lower belt wheel to synchronously rotate so as to drive the first conveying belt and the second conveying belt to synchronously move.

In one embodiment, the drive mechanism comprises: a first drive shaft to which the first lower pulley is attached; a second drive shaft to which the second lower pulley is mounted; one end of the middle connecting shaft is connected with the first transmission shaft, and the other end of the middle connecting shaft is connected with the second transmission shaft; and the lifting motor is in transmission connection with the first transmission shaft, drives the first transmission shaft to rotate, and drives the intermediate connecting shaft and the second transmission shaft to rotate.

In one embodiment, the drive mechanism further comprises: a driving wheel installed at a driving shaft of the lifting motor; and the driven wheel is arranged on the first transmission shaft and is in transmission connection with the driving wheel through a chain.

In one embodiment, the lifting device further comprises: the tensioning device is arranged on the frame body, and a tensioning wheel of the tensioning device is meshed with the chain and used for adjusting the tightness of the chain.

In an embodiment, the frame body includes a lower cross beam disposed below the upright, the lower cross beam includes a receiving groove and a cover plate, the first transmission shaft, the intermediate connection shaft and the second transmission shaft are disposed in the receiving groove, and the cover plate includes a first cover plate, a second cover plate and a third cover plate sequentially covering the receiving groove, wherein the first conveyor belt is disposed on the first cover plate, and the second conveyor belt is disposed on the third cover plate.

In one embodiment, the driving wheel and the driven wheel are covered with dust covers.

In one embodiment, the upright comprises a left upright and a right upright, and the first conveyor belt and the second conveyor belt are located between the left upright and the right upright; the carrying mechanism comprises: the object stage is used for bearing goods; the left side and the right side of the object stage are respectively provided with at least one group of first lifting wheels, wherein two opposite outer side walls of the left upright post are positioned between the left group of first lifting wheels, and two opposite outer side walls of the right upright post are positioned between the right group of first lifting wheels.

In one embodiment, the carrier mechanism further comprises: and the left side and the right side of the objective table are respectively provided with at least one second lifting guide wheel, and the second lifting guide wheel on the left side and the second lifting guide wheel on the right side are positioned between two inner side walls of the left upright post and the right upright post which are opposite.

According to another aspect of the embodiments of the present disclosure, there is provided a stacker, including: the stacker lifting device according to any one of the embodiments above, wherein the lifting device includes a lower cross member disposed below the upright; and set up in the running gear of bottom end rail, running gear includes: the at least two travelling wheels are respectively arranged at two end parts of the lower cross beam, are used for contacting with the lower track and move relative to the lower track; and the walking motor is connected with the walking wheel and drives the walking wheel to rotate.

In one embodiment, the traveling mechanism further includes: the first limiting wheels are arranged on the lower cross beam and are used for keeping contact with two opposite side walls of the lower rail respectively; and the at least one group of second limiting wheels are arranged on the upper cross beam and are used for keeping contact with two opposite side walls of the upper track respectively.

According to yet another aspect of an embodiment of the present disclosure, there is provided a handling system including a lower rail; the stacker of any embodiment above, wherein the traveling wheels of the stacker contact the lower rail and move relative to the lower rail.

In one embodiment, the upper rail is arranged in parallel with the lower rail; the upper cross beam is provided with at least one group of second limiting wheels which are respectively in contact with two opposite side walls of the upper rail.

The utility model provides a stacker hoisting device, stacker and handling system through the mode of taking the conveying, drives and carries thing mechanism lift, compares in wire rope traction lifting's mode in the past, on the one hand, can avoid the problem of greasy dirt polluted environment, is favorable to the use in clean environment. On the other hand, the noise problem can be greatly reduced.

Drawings

The above and other objects, features and advantages of embodiments of the present invention will become readily apparent from the following detailed description read in conjunction with the accompanying drawings. Several embodiments of the present invention are illustrated by way of example, and not by way of limitation, in the figures of the accompanying drawings and in which:

fig. 1 shows a perspective view of a stacker provided by an embodiment of the present invention;

FIG. 2 shows a body diagram of a stacker provided by an embodiment of the present invention;

fig. 3 shows an enlarged schematic view of a part of the structure in fig. 2 according to an embodiment of the present invention;

fig. 4 is an enlarged schematic view of a part of the structure in fig. 1 according to an embodiment of the present invention;

fig. 5 shows an upper part structure schematic diagram of a stacker provided by the embodiment of the present invention;

fig. 6 is a perspective view showing a structure of a part of a stacker lifting device according to an embodiment of the present invention;

fig. 7 shows a front view of a structure part of a stacker lifting device provided by an embodiment of the present invention;

fig. 8 shows a structural section view of a structural part of a stacker lifting device provided by the embodiment of the invention;

in the drawings, the same or corresponding reference numerals indicate the same or corresponding parts.

Detailed Description

The principles and spirit of the present invention will be described with reference to a number of exemplary embodiments. It should be understood that these embodiments are given solely for the purpose of enabling those skilled in the art to better understand and thereby implement the present invention, and are not intended to limit the scope of the invention in any way.

It should be noted that although the terms "first", "second", etc. are used herein to describe various modules, steps, data, etc. of embodiments of the present invention, the terms "first", "second", etc. are used merely to distinguish between various modules, steps, data, etc. and do not indicate a particular order or degree of importance. Indeed, the terms "first," "second," and the like are fully interchangeable.

It should be noted that although expressions such as "front", "back", "left", "right", "top", "bottom", "outside", "inside" and the like are used herein to describe different directions or sides and the like of embodiments of the present invention, expressions such as "front", "back", "left", "right", "top", "bottom", "outside", "inside" and the like are merely for distinguishing between different directions or sides, and do not denote a particular outside or inside. Indeed, the terms "front," "back," "left," "right," "top," "bottom," "outer," "inner," and the like may, in some instances, be used interchangeably at all.

At present, in the related art, a stacker lifting device is composed of a driving motor, a winding drum, a pulley and a steel wire rope, wherein the driving motor drives the winding drum to rotate, the steel wire rope wound on the winding drum is driven to slide on the pulley, and an objective table is pulled to lift, so that goods borne on the objective table are lifted to a specified position.

According to the scheme of the stacker lifting device, the steel wire rope slides on the pulley, and the friction between the steel wire rope and the pulley can cause the noise problem. In order to reduce the friction force between the steel wire rope and the pulley, lubricating oil is usually coated on the steel wire rope, so that oil stains are easy to drip on goods, and the problem of goods pollution is caused. The oil stains drop on the ground surface, which is easy to cause safety accidents. The oil stains drop on the walking track, so that the slipping phenomenon is easy to generate, and the normal work is influenced. Therefore, the goods are lifted by using a steel wire rope traction mode, and the serious pollution problem can be caused in a clean storage operation environment.

In view of the above problem, the embodiment of the present disclosure provides a stacker lifting device, which uses a belt conveying manner to drive a loading mechanism to lift and transport a cargo to be transported to a designated position.

As shown in fig. 1 and 2, the stacker lifting device of the present disclosure includes a frame body 10, a lifting assembly 20, a driving mechanism 30, and a loading mechanism 60.

The frame 10 provides support for the operation of the various components of the lift. The frame body 10 may include an upper cross member 11 and a pillar 13 supporting the upper cross member 11.

For example, the column 13 may be a single column through which the frame body 10 is supported. As another example, the upright 13 may be a double upright, including a left upright 13 and a right upright 14, which are respectively supported at the left end and the right end of the cross beam. The upright post may be fixed to the ground.

In one example, the rack 10 may further include a lower cross member 12. The left and right uprights 13 and 14 are respectively provided between the upper and lower cross members 11 and 12. The uprights and the upper cross-member are supported by the lower cross-member 12.

The lifting assembly 20 is used to connect with the loading mechanism 60 to lift the loading mechanism 60. The lifting assembly 20 may include a first upper pulley 21, a first lower pulley 22, and a first conveyor belt 25.

The first upper pulley 21 is provided to the upper cross member. The first lower pulley 22 is located below the first upper pulley 21 and corresponds to the first upper pulley 21. The first belt 25 is fitted over the first upper pulley 21 and the first lower pulley 22. The first lower pulley 22 may be a driving pulley and the first upper pulley 21 may be a driven pulley. The first upper pulley 21 and the first lower pulley 22 may be flat pulleys, V pulleys, timing pulleys. Accordingly, the first belt may be a flat belt, a v-belt, or a zigzag belt.

The carrier mechanism 60 is for carrying an object to be carried, and is fixed to the first conveyor belt 25. The carrier mechanism 60 may be secured to the first conveyor belt 25 by, for example, a snap-fit arrangement or a bolt fastener.

The driving mechanism 30 is connected to the first lower pulley 22, and the driving mechanism 30 drives the first lower pulley 22 to rotate, so as to drive the first conveyor belt 25 to move (roll) on the first lower pulley 22 and the first upper pulley 21, so that the loading mechanism 60 fixed on the conveyor belt is lifted along with the first conveyor belt 25, and the object to be conveyed is lifted to a specified position.

This disclosed stacker hoisting device through the mode of taking the conveying, drives and carries thing mechanism and go up and down, compares in wire rope traction lifting's mode in the past, on the one hand, can avoid the problem of greasy dirt polluted environment, is favorable to the use in clean environment, improves the security. On the other hand, the noise problem can be greatly reduced, and the structure is simple, the transmission efficiency is high, and the maintenance is easy.

In one embodiment, the loading mechanisms 60 may be at least two, and include a first loading mechanism and a second loading mechanism, the first loading mechanism is fixed on one side section of the first conveyor belt, the second loading mechanism is fixed on the other side section of the conveyor belt, and the first loading mechanism and the second loading mechanism are arranged at an interval up and down, and when the first loading mechanism ascends, the second loading mechanism descends.

Illustratively, when the driving mechanism 30 drives the first lower pulley 22 to rotate, the first conveyor belt 25 is driven to roll, wherein the first loading mechanism on one side segment of the first conveyor belt 25 carries the object to be conveyed to ascend to a first designated position, and the second loading mechanism on the other side segment of the first conveyor belt 25 is unloaded and descends to a second designated position, so as to carry the object to be conveyed; after the object to be carried on the first carrying mechanism is placed at the first designated position, the driving mechanism 30 drives the first lower belt wheel 22 to rotate in the reverse direction to drive the first conveyor belt 25 to roll in the reverse direction, so that the first carrying mechanism descends to the third designated position in an idle-load manner to carry the object to be carried, and the second carrying mechanism carries the object to be carried and ascends to the fourth designated position.

This disclosed embodiment, through the mode of band conveying, can set up the thing mechanism of carrying at the both sides of conveyer belt interval respectively, when a year thing mechanism rose, another year thing mechanism descends, can realize two side transport, improves handling efficiency.

In one embodiment, as shown in fig. 2 and 8, the lifting assembly 20 further includes a second upper pulley 23, a second lower pulley 24, and a second conveyor belt 26.

The second upper pulley 23 is provided on the upper beam 11 at an interval from the first upper pulley 21. For example, the first upper pulley 21 and the second upper pulley 23 may be fixed to both end portions of the upper beam 11, respectively. The second lower pulley 24 is located below the second upper pulley 23 and corresponds to the second upper pulley 23. That is, the first upper pulley 21 and the first lower pulley 22 may be located on the same longitudinal axis. The second upper pulley 23 and the second lower pulley 24 may be located on the other longitudinal axis.

The second belt 26 is fitted over the second upper pulley 23 and the second lower pulley 24. Thereby, the first conveyor belt 25 and the second conveyor belt 26 form two parallel longitudinally arranged conveyor belts.

The loading mechanism 60 is fixed to the first conveyor belt 25 on the left side and to the second conveyor belt 26 on the right side. The driving mechanism 30 is further connected to the second lower belt wheel 24, and drives the first lower belt wheel 22 and the second lower belt wheel 24 to rotate synchronously, so as to drive the first conveyor belt 25 and the second conveyor belt 26 to move synchronously, so that the first conveyor belt 25 and the second conveyor belt 26 together drive the loading mechanism 60 to ascend and descend.

Through setting up two conveyer belts synchronous rotation, the synchronous drive carries the thing mechanism 60 lift, can improve the stability of carrying the thing mechanism 60 operation for bear in the object transport safety and reliability who treats transport on carrying the thing mechanism 60 and arrive the assigned position.

In some cases, the carrier mechanism 60 may be secured to one of the two belts, with the other belt being used as a backup belt. And when one conveying belt is worn, the standby conveying belt is utilized to continue carrying operation, so that the carrying efficiency is prevented from being influenced.

In one example, two lower pulleys (a first lower pulley and a second lower pulley) can be driven by one driving mechanism to rotate synchronously so as to lift the carrying mechanism 60. In another example, the two driving mechanisms may receive the synchronization signal to respectively drive the two lower pulleys to rotate synchronously, so as to lift the loading mechanism 60.

In one embodiment, as shown in fig. 8, the driving mechanism 30 may include a first transmission shaft 31, a second transmission shaft 32, an intermediate connection shaft 33, and a lifting motor 34.

The first lower pulley 22 is attached to the first transmission shaft 31. The second lower pulley 24 is mounted to the second drive shaft 32. The intermediate connecting shaft 33 has one end connected to the first transmission shaft 31 and the other end connected to the second transmission shaft 32.

The first transmission shaft 31 is connected to one end of the intermediate connecting shaft 33 through a coupling 39, and the other end of the intermediate connecting shaft 33 is connected to the second transmission shaft 32 through a coupling 39. The first lower pulley 22 and the second lower pulley may be respectively close to the coupling on the respective connecting shafts. In addition, the end of the first transmission shaft 31 and the end of the second transmission shaft 32 may be respectively mounted with bearings and supported by a bushing 38 provided on the lower cross member 12.

The lifting motor 34 is connected to the first transmission shaft 31 in a transmission manner, drives the first transmission shaft 31 to rotate, and drives the intermediate connection shaft 33 and the second transmission shaft 32 to rotate, so as to drive the first lower belt wheel 22 on the first transmission shaft 31 and the second lower belt wheel 24 on the second transmission shaft 32 to synchronously rotate, and drive the first conveyor belt 25 and the second conveyor belt 26 to synchronously move, so that the loading mechanism 60 is lifted.

The present disclosure is not limited thereto, and in one example, the first lower pulley 22 and the second lower pulley 24 may be mounted on the same transmission shaft, and the lifting motor drives the transmission shaft to rotate, so as to drive the first lower pulley 22 and the second lower pulley 24 to rotate synchronously.

The stacker lifting device of the embodiment of the disclosure can improve the distance between two transmission belts by connecting the first transmission shaft 31, the intermediate connection shaft 33 and the second transmission shaft 32 to rotate synchronously, thereby realizing the lifting of a large span.

In one embodiment, the drive mechanism further comprises a drive pulley 35 and a driven pulley 36. The capstan 35 is mounted on the drive shaft of the lift motor 34. The driven wheel 36 is mounted on the first transmission shaft 31, and the driven wheel 36 is in transmission connection with the driving wheel 35 through a chain 37. Wherein, the driving wheel 35 and the driven wheel 36 are both chain wheels. The number of chains can be multiple to increase the transmission load capacity.

The lifting device of the embodiment of the disclosure forms a secondary transmission mechanism through chain wheel transmission and shaft transmission, and compared with a steel wire rope traction lifting mode, the load capacity of the lifting device can be improved, and the reliability of the lifting device is ensured.

The present disclosure is not limited thereto, and the driving pulley 35 and the driven pulley 36 may be flat pulleys and be drivingly connected by a belt.

In one embodiment, as shown in fig. 4, the lifting device further comprises a tensioning device 70. The tensioning device 70 is disposed on the frame body 10, and a tensioning wheel of the tensioning device 70 is engaged with the chain 37 for adjusting the tightness of the chain.

Illustratively, the tensioning device 70 includes an adjusting seat, a connecting rod, and a tensioning wheel mounted on the connecting rod. The adjustment mount is adjustably mounted to the lower beam 12, such as by bolts to the lower beam 12. The tension pulley is rotatably mounted on the connecting rod and engaged with the outer side of the chain 37.

The tightness of the chain 37 is adjusted through the tensioning device 70, so that the problem that the lifting device shakes and is unstable when the chain 37 is used for a long time is effectively solved.

In one embodiment, as shown in fig. 1, 2 and 6, the frame body 10 includes a lower cross member 12 disposed below the vertical column 13. The lower beam 12 includes a receiving groove 121 and a cover plate.

The accommodating groove 121 is used for accommodating the transmission shaft. The first transmission shaft 31, the intermediate connection shaft 33 and the second transmission shaft 32 are disposed in the accommodating groove. The cover plate includes a first cover plate 122, a second cover plate 123 and a third cover plate 124, which are sequentially disposed on the receiving groove 121. The first conveyor belt 25 is disposed through the first cover plate 122, and the second conveyor belt 26 is disposed through the third cover plate 124.

The lower beam 12 is illustratively of a box structure, and an inner space of the box forms an accommodating groove 121 for accommodating the first transmission shaft 31, the intermediate connection shaft 33 and the second transmission shaft 32. The first cover plate 122 is used to cover the first lower pulley 22. The second cover plate 123 is used to cover the intermediate transmission shaft 33. The third cover plate 124 is used to cover the second lower pulley 24.

Through the setting of apron, can prevent effectively that debris dust from getting into drive mechanism, influencing transmission performance.

In one embodiment, the drive pulley 35 mounted on the lift motor 34 and the driven pulley 36 mounted on the first drive shaft 31 are covered with a dust cover 125 (shown in fig. 7). Further preventing dust and sundries from entering and influencing the chain transmission performance.

In some embodiments, as shown in fig. 2 and 3, the uprights include a left upright 13 and a right upright 14, and the first conveyor belt 25 and the second conveyor belt 26 are located between the left upright 13 and the right upright 14. The left upright 13 and the right upright 14 may be of square configuration. The left upright 13 includes two opposite outer side walls, and an inner side wall opposite to the right upright 14. The right upright 14 includes two opposite outer side walls, and an inner side wall opposite to the left upright 13.

The loading mechanism 60 includes a loading stage 61 and a first lift roller 62. The stage 61 is used for carrying cargo. Can be a frame structure, and comprises a bottom plate and side plates fixed on two sides of the bottom plate.

At least one set of first lift rollers 62 is provided on the left and right sides of the stage 61, respectively. The two opposite outer side walls of the left upright 13 are located between the left group of first lifting rollers 62, that is, the left group of first lifting rollers 62 is clamped between the two opposite outer side walls of the left upright 13. The two opposite outer side walls of the right upright 14 are located between the right-side set of first lift rollers 62, that is, the right-side set of first lift rollers 62 are clamped between the two opposite outer side walls of the right upright 13. The two opposite outer side walls of the left upright 13 can be understood as the two outer side walls in front of and behind the left upright 13, and the two opposite outer side walls of the right upright 13 can be understood as the two outer side walls in front of and behind the right upright 13.

The first lifting guide wheel 62 can be in contact with the two opposite outer side walls of the upright 13 or have a certain gap, and the gap can be as small as possible so as to reduce the front-back shaking of the carrying mechanism 60 during lifting. In fig. 2, two pairs of first lift rollers 62 are mounted on a left side plate of the stage 61, and the two pairs of first lift rollers 62 may be disposed at upper and lower end portions of the left side plate. At least one of the lift rollers of each left pair of first lift rollers 62 remains in contact with the outer sidewall of the left upright 13 as the carrier mechanism 60 is raised and lowered. Two pairs of first lift rollers 62 are mounted on the right side plate of the stage 61 corresponding to the left side plate, and the two pairs of first lift rollers 62 may be provided at upper and lower end portions of the right side plate. When the carrier mechanism 60 is lifted, at least one of the lift rollers of each right pair of first lift rollers 62 is in contact with the outer sidewall of the right upright 14, i.e., each pair of lift rollers grips and abuts against the two opposite outer sidewalls of the right upright 14.

Fig. 3 shows a partial enlarged view of the left group of first lift rollers 62, and as mentioned above, the group of first lift rollers 62 in fig. 3 includes two first lift rollers 62 respectively located at the front and rear sides of the left upright 13, only one first lift roller 62 is shown in fig. 3, and another first lift roller 62 corresponding to the first lift roller 62 shown in the figure is also provided at the rear side (i.e. the other side not shown in the figure) of the left upright 13 to clamp the left upright 13 for limiting and guiding.

According to the lifting device provided by the embodiment of the disclosure, the left upright column 13 is located between the left group of first lifting guide wheels 62, and the right upright column 14 is located between the right group of first lifting guide wheels 62, so that the front and back displacement of the loading mechanism 60 can be limited, and the shaking of the loading mechanism 60 in the front and back direction can be reduced when the conveyor belt drives the loading mechanism 60 to lift, so that the loading mechanism 60 is more stable in the lifting process.

In another example, a left pillar cushion 131 and a right pillar cushion 141, such as rubber and resin, may be respectively disposed between both side outer sidewalls of the left and right pillars 13 and 14 and the first lift roller 62. When the loading mechanism 60 is lifted, the first lifting guide wheel 62 is in contact with the buffer pad 131, so that the vibration caused by friction between the first lifting guide wheel 62 and the upright column can be reduced, and the noise can be reduced.

In one embodiment, as shown in fig. 2 and 3, the carrier mechanism 60 may further include a second lift roller 63. At least one second lifting guide wheel 63 can be respectively arranged on the left side and the right side of the object stage 61, the left second lifting guide wheel 63 and the right second lifting guide wheel 63 are located between the inner side wall of the left upright 13 and the inner side wall of the right upright 14, wherein the inner side wall of the left upright 13 is opposite to the inner side wall of the right upright 14, that is, the left second lifting guide wheel 63 and the right second lifting guide wheel 63 are located between the two opposite inner side walls of the left upright 13 and the right upright 14. The left second lifting guide wheel 63 can be in contact with the inner side wall of the left upright post 13 or has a certain gap, and the right second lifting guide wheel 63 can be in contact with the inner wall of the right upright post 14 or has a certain gap, wherein the gap can be as small as possible, so that the left and right shaking during lifting of the loading mechanism 60 is reduced.

Illustratively, at least one of the left second lift runner 63 and the right second lift runner 63 remains in contact with the column inner sidewall as the carrier mechanism 60 is raised and lowered.

The lifting device of the embodiment of the present disclosure, the left second lifting guide wheel 63 and the right second lifting guide wheel 63 are located between the inner side wall of the left upright 13 and the inner side wall of the right upright 14, and the left and right directions of the carrying mechanism 60 are limited, so that the stability of the carrying mechanism 60 in the lifting process is further improved.

In one example, a cushion 133, such as rubber or resin, may be provided between the opposing inner sidewalls of the left and right uprights 13 and 14 and the second lifting guide wheel 63. In the lifting process of the carrying mechanism 60, the vibration caused by friction between the second lifting guide wheel 63 and the upright can be reduced, and the noise can be reduced.

In an embodiment, a lifting limiting member 132 may be disposed on the top of the left column 13 and the right column 14, respectively, for limiting the lifting stroke of the loading mechanism 60 and preventing the loading mechanism 60 from being flushed out.

Based on the same concept, as shown in fig. 1 to 5, the present disclosure also provides a stacker 100, including: a stacker lift device and running mechanism 40 as in any one of the embodiments above. Wherein the hoisting motor 34 of the hoisting device is fixed to the lower beam 12.

The traveling mechanism 40 includes a traveling wheel 41 and a traveling motor 42. The traveling wheels 41 are provided with at least one pair, respectively provided at both end portions of the lower beam 12, for contacting with the lower rails 51 (shown in fig. 4) and moving relative to the lower rails 51. The traveling motor 42 is connected to the traveling wheels 41 to drive the traveling wheels 41 to rotate so that the traveling wheels 41 move along the lower rail 51.

The traveling motor 42 drives the traveling wheels 41 to rotate, so that the traveling wheels 41 move along the lower rail 51, and at the same time, drives the stacker lifting device to move along the lower rail 51, so that the lifting device is transported to a designated position.

The stacker 100 of the present disclosure can realize lateral movement and vertical lift, which is advantageous to improve the handling efficiency.

In one example, the pair of traveling wheels 41 may be driven synchronously by respective traveling motors 42. In another example, a pair of road wheels 41 can be driven by one road motor 42 to move the other road wheel on the lower rail.

In one embodiment, the traveling mechanism 40 further includes a first limiting wheel 43 and a second limiting wheel 44. At least one set of first limiting wheels 43 is disposed on the lower beam 12 and is used for keeping contact with two opposite side walls of the lower rail 51, and the set of first limiting wheels 43 is clamped between the two opposite side walls of the lower rail 51. The second limiting wheels 44 are disposed in at least one group, and are disposed on the upper cross member 11 for keeping contact with two opposite sidewalls of the upper rail 52.

According to the stacker 100 provided by the embodiment of the disclosure, stable operation is kept and the carrying reliability is ensured in the process that the stacker 100 travels along the rail by the arrangement of the first limiting wheel 43 and the second limiting wheel 44.

In one example, movement stoppers 53 are further respectively disposed at both ends of the upper beam 11 to limit the movement stroke of the stacker 100 and prevent the stacker from rushing out of the rails.

In accordance with yet another aspect of the present disclosure, a handling system is provided, which includes a lower track 51 and

such as the stacker 100 of any of the embodiments above. The traveling wheels 41 of the stacker 100 are in contact with the lower rail 51 and move relative to the lower rail 51.

This disclosed handling system can realize lateral shifting and vertical lift, is favorable to improving handling efficiency.

In one embodiment, the handling system further includes an upper track 52. The upper rail 52 is disposed in parallel with the lower rail 51. The upper beam 11 is provided with at least one set of second limiting wheels 44, which are respectively in contact with two opposite side walls of the upper rail 52.

By the cooperation of the upper rail 52 and the upper cross beam 11, the stacker 100 can keep stable operation during the process of walking along the rail, and the reliability of transportation is ensured.

The foregoing description of the implementation of the invention has been presented for purposes of illustration and description. It is not intended to be exhaustive or to limit the invention to the precise form disclosed, and modifications and variations are possible in light of the above teachings or may be acquired from practice of the invention. The embodiments were chosen and described in order to explain the principles of the invention and its practical application to enable one skilled in the art to utilize the invention in various embodiments and with various modifications as are suited to the particular use contemplated.

Claims (13)

1. A stacker lifting device comprising:

the frame body comprises an upper cross beam and an upright post for supporting the upper cross beam;

a lift assembly comprising:

the first upper belt wheel is arranged on the upper cross beam;

the first lower belt wheel is positioned below the first upper belt wheel and corresponds to the first upper belt wheel;

the first conveyor belt is sleeved on the first upper belt wheel and the first lower belt wheel;

the carrying mechanism is fixed on the first conveyor belt; and

and the driving mechanism is connected with the first lower belt wheel, drives the first lower belt wheel to rotate, and drives the first conveying belt to move so as to enable the carrying mechanism to lift.

2. The stacker lifting device of claim 1,

the lift assembly further comprises:

the second upper belt wheel is arranged on the upper cross beam and is arranged at an interval with the first upper belt wheel;

the second lower belt wheel is positioned below the second upper belt wheel and corresponds to the second upper belt wheel;

the second conveying belt is sleeved on the second upper belt wheel and the second lower belt wheel;

wherein the left side of the carrying mechanism is fixed on the first conveyor belt, the right side of the carrying mechanism is fixed on the second conveyor belt,

the driving mechanism is further connected with the second lower belt wheel, drives the first lower belt wheel and the second lower belt wheel to synchronously rotate, and drives the first conveying belt and the second conveying belt to synchronously move.

3. The stacker lifting device of claim 2,

the drive mechanism includes:

a first drive shaft to which the first lower pulley is attached;

a second drive shaft to which the second lower pulley is mounted;

one end of the middle connecting shaft is connected with the first transmission shaft, and the other end of the middle connecting shaft is connected with the second transmission shaft;

and the lifting motor is in transmission connection with the first transmission shaft, drives the first transmission shaft to rotate, and drives the intermediate connecting shaft and the second transmission shaft to rotate.

4. The stacker lifting device of claim 3,

the drive mechanism further includes:

a driving wheel installed at a driving shaft of the lifting motor;

and the driven wheel is arranged on the first transmission shaft and is in transmission connection with the driving wheel through a chain.

5. The stacker lifting device of claim 4,

the lifting device further comprises:

the tensioning device is arranged on the frame body, and a tensioning wheel of the tensioning device is meshed with the chain and used for adjusting the tightness of the chain.

6. The stacker lifting device of claim 3,

the frame body comprises a lower beam arranged below the upright post, the lower beam comprises an accommodating groove and a cover plate,

the first transmission shaft, the intermediate connecting shaft and the second transmission shaft are arranged in the accommodating groove,

the cover plate comprises a first cover plate, a second cover plate and a third cover plate which are sequentially arranged on the accommodating groove in a covering mode, wherein the first conveyor belt penetrates through the first cover plate, and the second conveyor belt penetrates through the third cover plate.

7. The stacker lifting device of claim 4,

and dust covers are covered on the driving wheel and the driven wheel.

8. The stacker lifting device of any one of claims 2 to 7,

the upright posts comprise a left upright post and a right upright post, and the first conveyor belt and the second conveyor belt are positioned between the left upright post and the right upright post;

the carrying mechanism comprises:

the object stage is used for bearing goods;

the left side and the right side of the object stage are respectively provided with at least one group of first lifting wheels, wherein two opposite outer side walls of the left upright post are positioned between the left group of first lifting wheels, and two opposite outer side walls of the right upright post are positioned between the right group of first lifting wheels.

9. The stacker lifting device of claim 8,

the carrying mechanism further comprises:

and the left side and the right side of the objective table are respectively provided with at least one second lifting guide wheel, and the second lifting guide wheel on the left side and the second lifting guide wheel on the right side are positioned between two inner side walls of the left upright post and the right upright post which are opposite.

10. A stacker, comprising:

the stacker lifting device of any one of claims 1 to 9, said lifting device comprising a lower cross member disposed below said upright; and

a traveling mechanism arranged on the lower cross beam,

the running gear includes:

the at least two travelling wheels are respectively arranged at two end parts of the lower cross beam, are used for contacting with the lower track and move relative to the lower track;

and the walking motor is connected with the walking wheel and drives the walking wheel to rotate.

11. The stacker of claim 10,

the running gear still includes:

the first limiting wheels are arranged on the lower cross beam and are used for keeping contact with two opposite side walls of the lower rail respectively;

and the at least one group of second limiting wheels are arranged on the upper cross beam and are used for keeping contact with two opposite side walls of the upper track respectively.

12. A handling system, comprising:

a lower rail; and

the stacker of claim 10 or 11 wherein the travelling wheels of the stacker are in contact with a lower rail and move relative to the lower rail.

13. The handling system of claim 12, further comprising:

an upper rail disposed in parallel with the lower rail;

the upper cross beam is provided with at least one group of second limiting wheels which are respectively in contact with two opposite side walls of the upper rail.

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