CN215159198U - Lifting stacker and lifting stacking system - Google Patents

Abstract

The application discloses lift stacker and lift stack system, lift stacker includes the vertical lift passageway, can follow article bearing mechanism, the drive that the vertical lift passageway goes up and down article bearing mechanism follows the lift actuating mechanism that the vertical lift passageway goes up and down and make article bearing mechanism stabilizes the guiding mechanism who goes up and down, the vertical lift passageway has at least one side opening. The lifting stacking system comprises at least one ladder stand stepping mechanism and the lifting stacker arranged on one side of the ladder stand stepping mechanism; the ladder stand stepping mechanism is provided with a stepping stand with the height matched with that of the lifting stacker and a ladder stand connected with the stepping stand. This application lift stacker and lift stack system straight lifting channel make article bearing mechanism can be in the space of settlement steadily oscilaltion, effectively stop unstable factors such as the lift in-process shakes and take place.

Description

Lifting stacker and lifting stacking system

Technical Field

The utility model relates to a lift stacker and lift stack system.

Background

Stacking, as the name implies, means stacking the articles together in a regular, layer-by-layer manner to form a stack. In the product manufacturing process, a plurality of nodes are required to stack corresponding articles. The traditional stacking method, in which a tray is placed on the ground and articles are manually stacked on the tray, results in a limited stacking height, and the higher and more laborious the articles, the slower and slower speed and the lower and less efficient. In order to solve the problem, a shear type hydraulic lifting mechanism appears on the market, a pit needs to be dug on the ground during installation so as to install the shear type hydraulic lifting mechanism in the pit, and workers stand on the ground at two sides of the shear type hydraulic lifting mechanism to stack articles. When the articles are stacked, the working table of the scissor type hydraulic lifting mechanism is lifted to be above the ground, a worker places the tray on the working table of the scissor type hydraulic lifting mechanism, then the articles are stacked on the tray, and the scissor type hydraulic mechanism is lowered in the stacking process. Therefore, the operation heights of workers are always kept consistent, the stacking difficulty is reduced, and the efficiency is improved. However, the scissor type hydraulic lifting mechanism always leaks hydraulic oil, so that the environment is polluted, the lifting stability is poor, and the equidistant lifting control is inconvenient; when the device is installed, a pit needs to be dug on the ground, so that the operation difficulty is increased, and great inconvenience is brought; and the hydraulic cylinder of the scissor type hydraulic lifting mechanism is in the pit, so that the maintenance is inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a stable, safe and reliable, bearing capacity strong, simple quick lift stacker of stack and lift stack system.

In order to solve the technical problem, the application adopts a technical scheme that: the utility model provides a lifting stacker, including the vertical lift passageway, can follow article supporting mechanism, the drive that the vertical lift passageway goes up and down article supporting mechanism follows the lift actuating mechanism that the vertical lift passageway goes up and down and make article supporting mechanism stably goes up and down's guiding mechanism, the vertical lift passageway has at least a side opening.

Furthermore, the device also comprises a mounting base; the lifting driving mechanism comprises a lifting unit and a speed reduction driving unit; the lifting unit comprises a first horizontal rotating seat arranged on one lateral side of the installation base, a first screw rod pair arranged in the first horizontal rotating seat and capable of rotating along with the first horizontal rotating seat, a second horizontal rotating seat arranged on the other lateral side of the installation base, a second screw rod pair arranged in the second horizontal rotating seat and capable of rotating along with the second horizontal rotating seat, and a speed reduction driving unit for driving the screw rods of the first screw rod pair and the second screw rod pair to rotate; the first screw rod pair, the second screw rod pair and the mounting base are enclosed to form the vertical lifting channel, and the article bearing mechanism is connected with the screw rod nuts of the first screw rod pair and the second screw rod pair so as to be capable of lifting along with the screw rod nuts in the vertical lifting channel.

Furthermore, the speed reduction driving unit comprises a driving motor arranged on the mounting base and a speed reducer connected with an output shaft of the driving motor and positioned between the two horizontal rotating seats, and the speed reducer is in transmission fit with the first horizontal rotating seat and the second horizontal rotating seat through a first transmission shaft assembly and a second transmission shaft assembly respectively.

Furthermore, the driving motor, the speed reducer, the first transmission shaft assembly, the second transmission shaft assembly, the first horizontal rotating seat and the second horizontal rotating seat are connected and then projected on a horizontal plane to form a T shape, the speed reducer, the first transmission shaft assembly, the second transmission shaft assembly, the first horizontal rotating seat and the second horizontal rotating seat are all arranged on the same axis, and the central axis of the driving motor is vertical to the same axis; the first transmission shaft assembly and the second transmission shaft assembly are driven by the driving motor and the speed reducer to vertically rotate; the first horizontal rotating seat and the second horizontal rotating seat are both direction converters for converting vertical rotation into horizontal rotation, top covers with jacks are arranged at the upper ends of the direction converters, and the screw rod pairs are arranged in the jacks to rotate along with the top covers.

Furthermore, the guide mechanism comprises a first guide shaft vertically arranged on one lateral side of the mounting base, a first linear bearing arranged on the first guide shaft, a second guide shaft vertically arranged on the other lateral side of the mounting base and a second linear bearing arranged on the second guide shaft; the first screw rod pair, the second screw rod pair, the first guide shaft, the second guide shaft and the mounting base are enclosed to form the vertical lifting channel, and the article bearing mechanism is connected with the screw rod nuts, the first linear bearing and the second linear bearing of the first screw rod pair and the second screw rod pair so as to be capable of lifting along with the screw rod nuts, the first linear bearing and the second linear bearing in the vertical lifting channel.

Furthermore, the article supporting mechanism comprises a plurality of horizontal bearing blocks which are respectively connected with the screw nuts of the first screw rod pair and the second screw rod pair, the first linear bearing and the second linear bearing; or

The article bearing mechanism comprises a bearing plate connected with the screw rod nuts of the first screw rod pair and the second screw rod pair, the first linear bearing and the second linear bearing.

Further, still include around the vertical lift passageway periphery sets up in the periphery protection machanism at its top, periphery protection machanism including set up in each side of vertical lift passageway or set up in the vertical lift passageway removes each protection side fence of each side of side open-ended, the height of protection side fence and article are arranged in when the article bearing mechanism goes up high looks adaptation, wherein, at least one protection side fence is the upset protection side fence that can outwards overturn.

Furthermore, the turnover protection side fence comprises a plurality of vertical rods which are arranged along the length direction of the corresponding side edge of the vertical lifting channel at intervals and have vertical through spaces, pivots which are arranged at the tops of the vertical through spaces, turnover shaft rods which are pivoted with the pivots and can turn over in the vertical lifting channel or turn over outside the vertical lifting channel, and limiting shaft rods which are connected with one ends of the turnover shaft rods, far away from the pivots, wherein the length of the limiting shaft rods is matched with the length of the corresponding side edge.

The electric control system comprises an upper travel switch arranged at the top of the vertical lifting channel, a lower travel switch arranged at the bottom of the vertical lifting channel, an upper limit switch, a lower limit switch and an electric control unit electrically connected with the upper travel switch, the lower travel switch, the upper limit switch, the lower limit switch and the lifting driving mechanism.

In order to solve the above technical problem, another technical solution adopted by the present application is: providing a lifting stacking system, which comprises at least one ladder step-up platform mechanism and a lifting stacker arranged on one side of the ladder step-up platform mechanism; the ladder stand stepping mechanism is provided with a stepping stand with the height matched with that of the lifting stacker and a ladder stand connected with the stepping stand.

This application lift stacker and lift stack system, motor drive make the clean health of operation environment, set up the cat ladder and step on a platform mechanism and improve human height, accord with the ergonomic design, reduced operator intensity of labour, compact structure, the noise is low, and bearing capacity is strong, easy operation, it is convenient to maintain, long service life, fail safe nature is high, has improved the production efficiency of pile, has reduced the breakage rate of article.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the lifting stacker of the present application.

Fig. 2 is a schematic top structure diagram of an embodiment of the lifting stacker of the present application.

Fig. 3 is an enlarged view of a portion B in fig. 2.

Fig. 4 is a schematic structural diagram of an embodiment of the lifting and stacking system of the present application.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1, the lifting stacker of the present application includes a vertical lifting channel 100, a mounting base 200 located at the bottom of the vertical lifting channel 100, an article supporting mechanism 300 capable of lifting along the vertical lifting channel 100, a lifting driving mechanism 400 disposed on the mounting base 200 for driving the article supporting mechanism 300 to lift along the vertical lifting channel 100, and a guiding mechanism 500 for stably lifting the article supporting mechanism 300, wherein the vertical lifting channel 100 has at least one side opening 101. The vertical lift channel 100 enables the article bearing mechanism 300 to vertically ascend and descend in a set space, and the guiding mechanism 500 guides the article bearing mechanism 300, so that the article on the article bearing mechanism 300 can stably ascend and descend in the ascending and descending process of the article bearing mechanism 300, and unstable factors such as vibration in the ascending and descending process are effectively avoided. The side opening 101 of the vertical lift tunnel 100 is used to facilitate a forklift or the like to take the article out of the vertical lift tunnel 100 for the next process when the article is lowered to the lowest position. In this application, article are the beer bottle, because the beer bottle is made with glass, require extremely high to stability, if careless then probably lead to all beer bottles all cracked, beer bottle after this lift stacker can stably go up and down the pile. It can be understood that the lifting stacker of the application is not only used for stacking beer products, but also used for stacking all products needing stacking in the manufacturing process.

The mounting base 200 is formed by welding and processing sectional materials and comprises a rectangular bottom frame 201, a rectangular inner cavity formed in the rectangular bottom frame 201, and longitudinal shafts 202 and transverse shafts 203 which are formed in the rectangular inner cavity in a criss-cross mode, wherein the rectangular inner cavity is divided into a plurality of rectangular sub-cavities 204 by the longitudinal shafts 202 and the transverse shafts 203. Four corners of the rectangular bottom frame 201 are respectively provided with a first connecting block which is used for being connected with the left and right ladder stand stepping mechanisms, and connecting holes are formed in the first connecting blocks. Preferably, four corners of the rectangular bottom frame 201 are further respectively provided with a pulley with a locking function, so that the lifting stacker can be conveniently moved to a target position. It is understood that the shape of the mounting base 200 is not limited to a rectangle, and the shape and structure thereof can be set according to actual requirements.

The elevation driving mechanism 400 includes an elevation unit 41 and a deceleration driving unit 42 for driving the elevation unit 41 to be elevated in the vertical elevation path 100, and the article supporting mechanism 300 is placed on the elevation unit 41 to be elevated in the vertical elevation path 100 with the elevation unit 41. Wherein:

the lifting unit 41 includes a first horizontal rotating base 411 disposed on one lateral side of the installation base 200, a first screw pair 412 disposed in the first horizontal rotating base 411 to be rotatable therewith, a second horizontal rotating base 413 disposed on the other lateral side of the installation base 200, a second screw pair 414 disposed in the second horizontal rotating base 413 to be rotatable therewith, and a deceleration driving unit 42 for driving the screws of the first screw pair 412 and the second screw pair 414 to rotate. The article support mechanism 300 is connected to the lead screw nuts 415 of the first and second lead screw pairs 412, 414 so as to be able to move up and down in the vertical lift shaft 100 along with the lead screw nuts 415. In the present application, the first screw pair 412 and the second screw pair 414 both adopt trapezoidal thread transmission with high transmission efficiency. The first horizontal rotating base 411 and the second horizontal rotating base 413 are both direction converters, the first direction converter is arranged at the middle position of one lateral side of the rectangular bottom frame 201, the second direction converter is arranged at the middle position of the other lateral side of the rectangular bottom frame 201, top covers 416 with insertion holes are arranged at the upper ends of the first direction converter and the second direction converter, and the first screw rod pair 412 and the second screw rod pair 414 are arranged in the insertion holes of the two top covers 416 respectively so as to rotate along with the corresponding top covers 416.

The speed reduction driving unit 42 includes a driving motor 421 disposed on the mounting base 200, and a speed reducer 422 connected to an output shaft of the driving motor 421 and located between the first horizontal rotating base 411 and the second horizontal rotating base 413, wherein the speed reducer 422 is in transmission fit with the first horizontal rotating base 411 and the second horizontal rotating base 413 through a first transmission shaft assembly 423 and a second transmission shaft assembly 424, respectively. The first transmission shaft assembly 423 comprises a first transmission shaft and two first couplers arranged at two ends of the first transmission shaft, and the second transmission shaft assembly 424 comprises a second transmission shaft and two second couplers arranged at two ends of the second transmission shaft. The first end of the first transmission shaft is in transmission connection with the first output shaft of the speed reducer 422 through a first coupler, and the second end of the first transmission shaft is in transmission connection with the first direction converter through another first coupler; the first end of the second transmission shaft is in transmission connection with the second output shaft of the speed reducer 422 through a second coupling, and the second end of the second transmission shaft is in transmission connection with the second direction converter through another second coupling. The speed reducer 422, the first transmission shaft assembly 423, the second transmission shaft assembly 424, the first horizontal rotating base 411 and the second horizontal rotating base 413 are all on the same plane, that is, they are all on the same axis. The output shaft of the driving motor 421 is connected to the speed reducer 422 through a third coupling, the driving motor 421 and the same axis are perpendicular to each other at an angle of 90 degrees on the horizontal plane, that is, the driving motor 421 and the speed reducer 422, the first transmission shaft assembly 423, the second transmission shaft assembly 424, the first horizontal rotating base 411 and the second horizontal rotating base 413 are in a T shape on the horizontal projection. The first transmission shaft assembly 423 and the second transmission shaft assembly 424 are driven by the driving motor 421 and the speed reducer 422 to vertically rotate; the first horizontal rotating base 411 and the second horizontal rotating base 413 convert the vertical rotation into the horizontal rotation, so as to respectively drive the first screw rod pair 412 and the second screw rod pair 414 to horizontally rotate. In this application, for improving life, compensation processing and installation error, first shaft coupling, second shaft coupling and third shaft coupling are flexible diaphragm formula shaft coupling. The speed reducer 422 adopts a worm gear speed reducer 422, has low noise, can be self-locked, and ensures safety.

The guide mechanism 500 includes a first guide shaft 511 erected on one lateral side of the mounting base 200, a first linear bearing 512 arranged on the first guide shaft 511, a second guide shaft 521 erected on the other lateral side of the mounting base 200, and a second linear bearing 522 arranged on the second guide shaft 521; the first screw pair 412, the second screw pair 414, the first guide shaft 511 and the second guide shaft 521, and the mounting base 200 are enclosed to form the vertical lifting channel 100, and the article supporting mechanism 300 is connected to the screw nuts 415 of the first screw pair 412 and the second screw pair 414, the first linear bearings 512, and the second linear bearings 522 so as to be capable of lifting in the vertical lifting channel 100 along with the screw nuts 415, the first linear bearings 512, and the second linear bearings 522. The first guide shaft 511 and the first linear bearing 512 form a set of first guide shaft assemblies 51, and the second guide shaft 521 and the second linear bearing 522 form a set of second guide shaft assemblies 52. In the present application, the first guide axle assemblies 51 and the second guide axle assemblies 52 are provided in two sets, wherein one set of the first guide axle assemblies 51 is vertically disposed at a first corner of one lateral side of the rectangular bottom frame 201, and the other set of the first guide axle assemblies 51 is vertically disposed at a second corner of one lateral side of the rectangular bottom frame 201, which can also be said to be respectively disposed at front and rear corner positions of one lateral side of the rectangular bottom frame 201. One set of the second guiding axle assemblies 52 is erected on a first corner of the other lateral side of the rectangular bottom frame 201, and the other set of the second guiding axle assemblies 52 is erected on a second corner of the other lateral side of the rectangular bottom frame 201, which can also be said to be respectively arranged at front and rear corner positions of the other lateral side of the rectangular bottom frame 201.

In the present application, the first screw pair 412 and the two first guiding axle assemblies 51 are disposed on one lateral side of the rectangular bottom frame 201, and they form a first side wall of the vertical lifting channel 100; the second screw pair 414 and the two second guide shaft assemblies 52 are disposed on the other lateral side of the rectangular bottom frame 201, and they form a second side wall of the vertical lifting channel 100; thus, the front side and the rear side of the vertical lifting channel 100 form a front side opening and a rear side opening which are communicated with each other, so that the forklift can take out the tray a and stack articles from the front side or the rear side.

The article supporting mechanism 300 includes six horizontal supporting blocks respectively connected to the screw nuts 415 of the first screw pair 412 and the second screw pair 414, the two first linear bearings 512, and the two second linear bearings 522. The article supporting mechanism 300 may be a structure capable of supporting an article or an article tray a, such as a supporting plate, a supporting frame, etc., which is connected to the screw nuts 415 of the first screw pair 412 and the second screw pair 414, the first linear bearing 512, and the second linear bearing 522. It will be appreciated that the number of horizontal bearing blocks varies with the number of first linear bearings 512, second linear bearings 522, and lead screw nuts 415, as desired for different embodiments.

Please refer to fig. 1, fig. 2 and fig. 3, in the present application, the lifting stacker further includes a peripheral protection mechanism 600 disposed at the top of the vertical lifting channel 100 around the periphery thereof, the peripheral protection mechanism 600 includes protection side rails disposed at each side of the vertical lifting channel 100 or disposed at each side of the vertical lifting channel 100 excluding the side opening 101, the height of the protection side rails is adapted to the height of an article placed on the article support mechanism 300, wherein at least one protection side rail is a turnover protection side rail 61 capable of being turned over outwards.

The peripheral edge prevention mechanism further comprises a flat frame 62 horizontally arranged at the top of the vertical lifting channel 100, the flat frame 62 comprises a first side frame 621 horizontally arranged at the top ends of the first screw pair 412 and the two first guide shaft assemblies 51, a second side frame 622 horizontally arranged at the top ends of the second screw pair 414 and the two second guide shaft assemblies 52, and a second side frame 623 connected with the rear ends of the first side frame 621 and the second side frame 622, and the first side frame 621, the second side frame 622 and the second side frame 623 form a U-shaped structure with a forward opening. The protective side rails are a first turning protective side rail 61a disposed on the first side frame 621, a second turning protective side rail 61b disposed on the second side frame 622, and a fixed protective side rail 63 disposed on the second side frame 623. Each of the first and second turning-prevention side rails 61a and 61b includes a plurality of vertical bars 611 disposed at intervals on the corresponding first and second side frames 621 and 622 and having a vertical through space, a pivot 612 disposed at the top of the vertical through space, a turning shaft 613 pivotally connected to the pivot 612 and capable of turning inside the vertical lifting channel 100 or turning outside the vertical lifting channel 100, and a limiting shaft 614 connected to one end of each turning shaft 613, which is far away from the pivot 612, wherein the length of the limiting shaft 614 is adapted to the length of the corresponding first and second side frames 621 and 622 (i.e., adapted to the length of the corresponding side of the vertical lifting channel 100). A notch 615 is formed at the upper end of the inner side surface of the upright bar 611, the pivot 612 is arranged at a position matched with the bottom of the notch 615, and the length direction of the pivot 612 is consistent with that of the corresponding first side frame 621 or second side frame 622. The size of the turning shaft 613 is smaller than the size of the through space, the length direction of the turning shaft 613 is perpendicular to the length direction of the pivot 612, and a strip-shaped hole pivotally connected to the pivot 612 is formed in the turning shaft 613 along the length direction. The arrangement is such that the limiting shaft 614 has two states, the first is a horizontal limiting state Z1 turned inside by 90 degrees, the second is a vertical folding state Z2 turned outside by 90 degrees, the first horizontal limiting state Z1 is used for limiting the articles during the stacking process, and the second vertical state is used for leaving a gap for bundling the articles when the stacking process is completed. When the limiting shaft 614 is in the first horizontal limiting state Z1, the pivot 612 is horizontal to make the limiting shaft 614 in the first horizontal limiting state Z1 after the turning shaft 613 turns inward to the bottom of the notch 615 because the pivot 612 is adapted to the bottom of the notch 615; when the limiting shaft lever 614 is in the second vertical folding state Z2, the vertical rod 611 has a vertical through space, the size of the turning shaft lever 613 is smaller than that of the vertical through space, and the strip-shaped hole of the turning shaft is disposed, so that after the turning shaft lever 613 is turned upwards by 90 degrees, the turning shaft lever 613 falls downwards into the vertical through space, and the turning shaft lever 613 is kept in the second vertical folding state Z2 under the limit of the vertical through space, in which state, the limiting shaft lever 614 is located outside the article supporting mechanism 300 and has a sufficient gap with the same. The utility model provides a first and second upset protection side fence 61 structure, under spacing state the medial surface of spacing axostylus axostyle 614 slightly inwards stretch into in article supporting mechanism 300 for stack article and lift stacker both sides have certain clearance, promptly, make stack article and first lead screw pair 412, second lead screw pair 414, first guiding axle subassembly 51, both sides parts such as second guiding axle subassembly 52 have certain clearance, prevent article and lift stacker touching, protect stack article, and make stack article descend unhindered, guarantee lift process's safety. It will be appreciated that the location and number of the turn-over guard side rails 61 will depend primarily on the number and location of the ladder stand, and that when there is one ladder stand, there may be one turn-over guard side rail 61 for that one ladder stand location.

Preferably, the lifting stacker further comprises an electric control system, wherein the electric control system comprises an upper travel switch arranged at the top of the vertical lifting channel 100, a lower travel switch arranged at the bottom of the vertical lifting channel 100, an upper limit switch, a lower limit switch and an electric control unit electrically connected with the upper travel switch, the lower travel switch, the upper limit switch, the lower limit switch and the lifting driving mechanism 400. The electric control unit is provided with buttons for starting, ascending, descending, stopping, scram and the like, and required execution work is completed through button operation. The upper limit switch and the lower limit switch are respectively positioned at the upper side and the lower side of the upper travel switch and the lower travel switch and are used for controlling the upper stop working position and the lower stop working position of the lifting platform in a matching way with the control unit when the upper travel switch and the lower travel switch fail, the upper limit switch, the lower limit switch and the control unit are used for carrying out safety protection on equipment in a matching way, and when the upper travel switch and the lower travel switch fail, the lifting platform stops lifting when colliding with the limit switch, so that the equipment is protected from being damaged.

The principle of the lifting stacker is as follows: firstly, preparation work: the article supporting mechanism 300 is located at the initial position of the top of the vertical lifting channel 100, a worker stands on the ladder step mechanism at the two sides of the lifting stacker to place the tray A on the article supporting mechanism 300, and the limiting shaft lever 614 is turned inwards to be in a first horizontal limiting state Z1; secondly, stacking the articles: placing the articles on the tray A until the tray A is fully occupied, binding the first layer of stacked articles after the limiting shaft lever 614 is outwards turned to be in a second vertical folding state Z2, and placing a partition plate on the layer of stacked articles; thirdly, controlling the object supporting mechanism 300 to descend by one object height; fourthly, repeating the second step and the third step for a plurality of times, wherein the number of times is determined according to the height or the requirement of the lifting stacker; fifthly, taking out the stacked articles: when the article support mechanism 300 is lowered to the bottom, the tray a and the article are taken out by using a forklift or the like.

Referring to fig. 4, the lift-stacking system of the present application includes a lift-stacker 1, a first tread-elevating mechanism 2 connected to one lateral side of the lift-stacker 1, and a second tread-elevating mechanism 3 connected to the other lateral side of the lift-stacker 1. The first and second ladder stand stepping mechanisms 2 and 3 respectively comprise a stepping stand 21 and 31 with the height matched with that of the lifting stacker 1 and a ladder stand 22 and 32 connected with the stepping stand 21 and 31.

The stepping rack 21 and 31 comprises a rack body and a stepping platform arranged on the top end face of the rack body, second connecting blocks 23 and 33 fixedly connected with the first connecting blocks are arranged at the positions, corresponding to the first connecting blocks of the lifting stacker 1, of the bottom of the rack body, and safety protection nets 24 and 34 are arranged on one side, corresponding to the lifting stacker 1, of the rack body. Safety rails 25 and 35 and connecting plates 26 and 36 are arranged on one side of the stepping platform corresponding to the lifting stacker 1 in parallel, and the connecting plates 26 and 36 are used for rigidly connecting the upper parts of the corresponding sides of the lifting stacker 1. The upper ends of the ladder stands 22 and 32 are connected with any one or more of the rest sides of the stepping platform except one side adjacent to the lifting stacker 1, the lower ends of the ladder stands 22 and 32 are placed on the ground, safety handrails 221 and 321 are arranged on two sides of the ladder stands 22 and 32, and protective chains 322 are arranged at the positions of openings of the ladder stands 22 and 32. Safety railings 25 and 35 are arranged on the stepping platforms at positions corresponding to the side edges of the ladder stands 22 and 32. In some embodiments, safety rails 25, 35 may be provided on each side of the tread platform.

In some embodiments, only one ladder step mechanism may be disposed on one lateral side of the lifting and stacking mechanism 1, or three ladder step mechanisms may be disposed on three sides of the lifting and stacking mechanism 1, respectively, and one side surface is left for the forklift to take out the pallet and stack the articles.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. The above is only the embodiment of the present invention, not the limitation of the patent scope of the present invention, all the equivalent structures made by the contents of the specification and the drawings are directly or indirectly applied to other related technical fields, all the same principle is within the patent protection scope of the present invention.

Claims (10)

1. A lifting stacker is characterized in that: including the vertical lift passageway, can follow article supporting mechanism, the drive that the vertical lift passageway goes up and down article supporting mechanism follows the lift actuating mechanism that the vertical lift passageway goes up and down and make article supporting mechanism stabilizes the guiding mechanism who goes up and down, the vertical lift passageway has at least a side opening.

2. The lifting stacker according to claim 1, wherein: the device also comprises a mounting base; the lifting driving mechanism comprises a lifting unit and a speed reduction driving unit; the lifting unit comprises a first horizontal rotating seat arranged on one lateral side of the installation base, a first screw rod pair arranged in the first horizontal rotating seat and capable of rotating along with the first horizontal rotating seat, a second horizontal rotating seat arranged on the other lateral side of the installation base, a second screw rod pair arranged in the second horizontal rotating seat and capable of rotating along with the second horizontal rotating seat, and a speed reduction driving unit for driving the screw rods of the first screw rod pair and the second screw rod pair to rotate; the first screw rod pair, the second screw rod pair and the mounting base are enclosed to form the vertical lifting channel, and the article bearing mechanism is connected with the screw rod nuts of the first screw rod pair and the second screw rod pair so as to be capable of lifting along with the screw rod nuts in the vertical lifting channel.

3. The lifting stacker according to claim 2, wherein: the speed reduction driving unit comprises a driving motor arranged on the mounting base and a speed reducer connected with an output shaft of the driving motor and located between the two horizontal rotating seats, and the speed reducer is in transmission fit with the first horizontal rotating seat and the second horizontal rotating seat through a first transmission shaft assembly and a second transmission shaft assembly respectively.

4. The lifting stacker according to claim 3, wherein: the driving motor, the speed reducer, the first transmission shaft assembly, the second transmission shaft assembly, the first horizontal rotating seat and the second horizontal rotating seat are connected and then projected on a horizontal plane to form a T shape, the speed reducer, the first transmission shaft assembly, the second transmission shaft assembly, the first horizontal rotating seat and the second horizontal rotating seat are all arranged on the same axis, and the central axis of the driving motor is vertical to the same axis; the first transmission shaft assembly and the second transmission shaft assembly are driven by the driving motor and the speed reducer to vertically rotate; the first horizontal rotating seat and the second horizontal rotating seat are both direction converters for converting vertical rotation into horizontal rotation, top covers with jacks are arranged at the upper ends of the direction converters, and the screw rod pairs are arranged in the jacks.

5. The lifting stacker according to claim 2, wherein: the guide mechanism comprises a first guide shaft vertically arranged on one lateral side of the mounting base, a first linear bearing arranged on the first guide shaft, a second guide shaft vertically arranged on the other lateral side of the mounting base and a second linear bearing arranged on the second guide shaft; the first screw rod pair, the second screw rod pair, the first guide shaft, the second guide shaft and the mounting base are enclosed to form the vertical lifting channel, and the article bearing mechanism is connected with the screw rod nuts, the first linear bearing and the second linear bearing of the first screw rod pair and the second screw rod pair so as to be capable of lifting along with the screw rod nuts, the first linear bearing and the second linear bearing in the vertical lifting channel.

6. The lifting stacker according to claim 5, wherein: the article bearing mechanism comprises a plurality of horizontal bearing blocks which are respectively connected with the screw nuts of the first screw rod pair and the second screw rod pair, the first linear bearing and the second linear bearing; or

The article bearing mechanism comprises a bearing plate connected with the screw rod nuts of the first screw rod pair and the second screw rod pair, the first linear bearing and the second linear bearing.

7. The lifting stacker according to claim 1, wherein: still include around the vertical lift passageway periphery sets up in the periphery protection machanism at its top, periphery protection machanism including set up in each side of vertical lift passageway or set up in the vertical lift passageway removes each protection side fence of each side of side open-ended, the height and the article of protection side fence are arranged in height looks adaptation when on the article bearing mechanism, wherein, at least one protection side fence is the upset protection side fence that can outwards overturn.

8. The lifting stacker according to claim 7, wherein: the turnover protection side fence comprises a plurality of vertical rods which are arranged along the length direction of the corresponding side edge of the vertical lifting channel at intervals and are provided with vertical through spaces, pivots arranged at the top of the vertical through spaces, turnover shaft rods which are pivoted with the pivots and can turn over in the vertical lifting channel or turn over outside the vertical lifting channel, and a limiting shaft rod which is connected with one end of each turnover shaft rod far away from the pivot, wherein the length of each limiting shaft rod is matched with the length of the corresponding side edge.

9. The lifting stacker according to any one of claims 1 to 8, wherein: the electric control system comprises an upper travel switch arranged at the top of the vertical lifting channel, a lower travel switch arranged at the bottom of the vertical lifting channel, an upper limit switch, a lower limit switch and an electric control unit electrically connected with the upper travel switch, the lower travel switch, the upper limit switch, the lower limit switch and the lifting driving mechanism.

10. An elevation stacking system, comprising: a lifting stacker comprising at least one stair climbing platform mechanism and as claimed in any one of claims 1 to 9 provided to one side of said stair climbing platform mechanism; the ladder stand stepping mechanism is provided with a stepping stand with the height matched with that of the lifting stacker and a ladder stand connected with the stepping stand.

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