CN216234364U - Material elevator - Google Patents

Abstract

The utility model discloses a material hoister, comprising: the device comprises a lifting device and a material distribution device, wherein the material distribution device comprises a workbench, the workbench is rotatably provided with a stock bin main body, at least two unit bins are distributed on the stock bin main body around the circumference of the rotating center of the stock bin main body, and each unit bin is correspondingly provided with a vibration material conveying track; the lifting device comprises a rack, wherein an upper swing mechanism and a lower swing mechanism are movably arranged on the rack, a material conveying hopper group in one-to-one correspondence with the vibration material conveying rails is arranged on the upper swing mechanism and the lower swing mechanism at intervals, a feed inlet is formed in the lower portion of the rack, a discharge opening and a material discharging mechanism capable of driving the material conveying hopper group to turn on side towards the discharge opening are formed in the upper portion of the rack, a material discharging bent pipe is arranged at the position of the discharge opening in a rotating mode, and the material discharging bent pipe is connected with an angle adjusting mechanism. The material lifting machine can be used for continuous conveying of various materials, is compact in structure, small in occupied area and reasonable in layout, facilitates layout design of a production line, ensures that the material supplementing stations are relatively fixed, reduces the labor intensity of operators, and is convenient to produce and use.

Description

Material elevator

Technical Field

The utility model relates to the technical field of transportation equipment, in particular to a material hoister.

Background

In the process of packaging production, a plurality of materials are often required to be respectively conveyed to different partitions of a multi-head scale for use in a packaging process. The existing method is to arrange a plurality of hoists which are encircled into a circle, wherein each hoist corresponds to a partition on a multi-head scale, and the plurality of hoists are used for realizing the supply of different materials respectively.

However, the structure causes the material elevator to have huge volume, large floor area and high cost, and enough installation space needs to be reserved around the multi-head scale, so that the post-process equipment is difficult to reasonably arrange, and the design difficulty of the production line is increased.

Secondly, when the materials need to be supplemented, workers need to move to different positions for supplementing the materials, and the operation is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides the material elevator which is suitable for conveying various materials, small in occupied area and reasonable in layout.

According to the embodiment of the utility model, the material lifting machine comprises: the vibration material distribution device comprises a lifting device and a material distribution device, wherein the material distribution device comprises a workbench, the workbench is rotatably provided with a bin main body, at least two unit bins are distributed on the bin main body around the circumference of the rotating center of the bin main body, and the side parts of the bin main body are provided with vibration material conveying rails which are in one-to-one correspondence with the unit bins; lifting device includes the frame, the frame activity is provided with upper and lower rotation mechanism, upper and lower rotation mechanism go up the interval be provided with the defeated material hopper group of the defeated material track one-to-one of vibration, the lower part of frame is equipped with the feed inlet, the upper portion of frame is equipped with the bin outlet and can orders about defeated material hopper group orientation the discharge mechanism that the bin outlet turned on one's side, the frame in the bin outlet department rotates and is provided with row material return bend, it has its pivoted angle adjustment mechanism to order about to arrange the material return bend connection.

The material lifting machine provided by the embodiment of the utility model at least has the following beneficial effects:

when the material hoister with the structure works, materials in one unit bin are conveyed to the corresponding material conveying hopper group through the vibration material conveying rail, meanwhile, at least one other unit bin faces to the material supplementing station to supplement the materials to the unit bins, after the material conveying hopper group is filled, the upper and lower rotary mechanisms rotate for a certain distance to enable the other group of unloaded material conveying hopper group to be aligned with the material inlet, the bin main body rotates to enable the other unit bin to be aligned with the material inlet, so that the other type of materials are conveyed, meanwhile, one group of material conveying hopper group filled with the materials corresponds to the material outlet, the materials are unloaded to the material discharge elbow pipe by the material discharge mechanism, and are delivered to the corresponding subarea on the scale by the angle adjusting mechanism, the multi-head material hoister can be used for continuously conveying various materials, is compact in structure, small in occupied area, reasonable in layout and beneficial to the layout design of a production line, and the material supplementing station is relatively fixed, so that the labor intensity of operators is reduced, and the production and the use are convenient.

In some embodiments of the utility model, the workbench is rotatably provided with a turntable, the bunker body is mounted on the turntable, the turntable is provided with a driven gear coaxial with the turntable, the workbench is provided with a servo motor, and the output end of the servo motor is connected with a driving gear matched with the driven gear. The precision of the rotation angle of the turntable piece is controlled by the matching of the servo motor, the driving gear and the driven gear.

In some embodiments of the present invention, an output end of the vibration conveying track is connected to a discharging hopper, the discharging hopper is movably provided with a door opening and closing structure, the door opening and closing structure includes a movable door panel pivotally connected to the discharging hopper, the movable door panel is connected to a link driving mechanism for driving the movable door panel to open an output port of the discharging hopper, and the movable door panel is connected to an elastic member for driving the movable door panel to close the output port of the discharging hopper. Under the natural state, the elasticity of the elastic piece is enough to drive the movable door plate to close the output port of the blanking hopper, and the mode that the movable door plate is driven by the connecting rod driving mechanism to open the output port of the blanking hopper is stable and reliable.

In some embodiments of the present invention, the link driving mechanism includes a linkage rod having one end rotatably connected to the movable door plate, the other end of the linkage rod is rotatably connected to a swinging arm member, the swinging arm member is rotatably disposed on the bin main body, a poking rod is disposed on the swinging arm member, a first motor is disposed on the bin main body, and an output shaft of the first motor is connected to a crank member capable of abutting against the poking rod to rotate the swinging arm member.

In some embodiments of the present invention, a first sensor and a second sensor located above the first sensor are disposed in each unit bin, the first sensor and the second sensor are electrically connected to a control unit, and the control unit is electrically connected to a prompt module. When the materials in the unit bin are too little, the first sensor can be triggered, the control unit receives the signal and reminds a user to feed the unit bin through the prompting module, and when the materials are supplemented to the point that the second sensor is triggered, the control unit receives the signal and reminds the user to stop feeding the materials through the prompting module.

In some embodiments of the present invention, the angle adjustment mechanism includes a second motor and a timing belt assembly connected between the second motor and the discharge elbow, the timing belt assembly includes a driving pulley disposed on the output shaft of the second motor, a driven pulley disposed on the discharge elbow, and a timing belt connected between the driving pulley and the driven pulley, the driven pulley being centered on the rotational axis of the discharge elbow. The angle adjusting mechanism with the structure has higher rotation precision and simple structure.

In some embodiments of the present invention, the upper and lower revolving mechanisms include revolving chains and chain wheel driving structures for driving the revolving chains to revolve, and the material conveying hopper assembly includes a plurality of material loading hoppers pivoted to the revolving chains. The upper and lower slewing mechanisms composed of the slewing chains and the chain wheel driving structures have stable and uniform slewing motion and better loading capacity, the plurality of loading hoppers pivoted on the slewing chains are beneficial to balancing the stress of the slewing chains, the excessive load at local positions is avoided, and the motion stability of the upper and lower slewing mechanisms is improved.

In some embodiments of the utility model, the side wall of the loading hopper is convexly provided with a blocking portion, and the discharging mechanism comprises a linear driver, and an output end of the linear driver can be extended to abut against the blocking portion or retracted to be separated from the blocking portion. When the output end of the linear driver extends out and abuts against the blocking part, the rotary chain continues to drive the loading hopper to move, the loading hopper rotates around the pivot shaft of the loading hopper to turn on one side, and therefore materials are discharged into the discharging elbow pipe.

In some embodiments of the present invention, the sprocket driving structure includes a first sprocket rotatably disposed at a lower portion of the frame and a second sprocket rotatably disposed at an upper portion of the frame, the rotating chain is coupled between the first sprocket and the second sprocket, a tension adjusting mechanism is disposed between the first sprocket and the frame, the tension adjusting mechanism includes a fixed seat and a sliding block, the fixed seat is mounted on the frame, the fixed seat is provided with a sliding rail extending along a tension direction of the rotating chain, the sliding block is provided with a sliding groove matched with the sliding rail, a rotating shaft of the first sprocket penetrates through the sliding block, and a threaded fastener is connected between the fixed seat and the sliding block. The tensioning adjusting mechanism is simple in structure and convenient to operate.

In some embodiments of the utility model, in order to avoid manually carrying materials to the upper part of the unit bin for feeding and reduce labor intensity, the material elevator further comprises a ladder stand component, wherein the ladder stand component comprises a conveyor belt for conveying the materials from bottom to top, one unit bin is butted with the tail end of the conveyor belt, and a feeding funnel is arranged above the conveyor belt.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic structural diagram of one embodiment of a material elevator of the present invention;

FIG. 2 is a schematic structural diagram of one embodiment of a feed divider of the embodiment of FIG. 1;

FIG. 3 is a schematic view of the combination of the blanking bin and the door structure of the embodiment shown in FIG. 2;

FIG. 4 is an exploded view of the flow restriction mechanism of the embodiment of FIG. 2;

FIG. 5 is a schematic diagram of another perspective view of the embodiment of FIG. 2;

FIG. 6 is a schematic diagram of an embodiment of a lifting device of the embodiment of FIG. 1;

FIG. 7 is a schematic structural view of the embodiment of FIG. 6 where the first sprocket is coupled to the tension adjustment mechanism;

FIG. 8 is a schematic diagram of an embodiment of a loading hopper;

fig. 9 is a schematic view of the discharge funnel, discharge elbow and angle adjustment mechanism of the embodiment of fig. 6 in combination.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the positional or orientational descriptions referred to, for example, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are based on the positional or orientational relationships shown in the drawings and are for convenience of description and simplicity of description only, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, 2 and 6, the material elevator of the present invention comprises: the material separating device 200 comprises a lifting device 100 and a material separating device 200, wherein the material separating device 200 comprises a workbench 210, a bin main body 220 is rotatably arranged on the workbench 210, at least two unit bins 221 are distributed on the bin main body 220 around the circumference of the rotating center of the bin main body, and vibration material conveying rails 230 which are in one-to-one correspondence with the unit bins 221 are arranged on the side part of the bin main body 220; the lifting device 100 comprises a frame 110, wherein the frame 110 is movably provided with an upper slewing mechanism and a lower slewing mechanism, the upper slewing mechanism and the lower slewing mechanism are provided with material conveying hopper sets 130 which are in one-to-one correspondence with vibration material conveying rails 230 at intervals, the lower part of the frame 110 is provided with a material inlet 111, the upper part of the frame 110 is provided with a material outlet 112 and a material discharging mechanism 140 which can drive the material conveying hopper sets 130 to turn towards the material outlet 112, the frame 110 is rotatably provided with a material discharging elbow 150 at the material outlet 112, and the material discharging elbow 150 is connected with an angle adjusting mechanism 160 which drives the material discharging elbow 150 to rotate.

When the material elevator with the above structure works, the material in one unit bin 221 is conveyed to the corresponding material conveying hopper group 130 through the vibrating material conveying rail 230, and at the same time, the other at least one unit bin 221 faces the material supplementing station to supplement the material to the unit bin 221, when the material conveying hopper group 130 is full, the upper and lower rotary mechanisms rotate for a certain distance to make the other empty material conveying hopper group 130 align with the material inlet 111, and the bin main body 220 rotates to make the other unit bin 221 align with the material inlet 111, so as to realize the conveying of the other material, and at the same time, one group of material conveying hopper group 130 full of material corresponds to the material outlet 112, is unloaded to the material discharging mechanism 150 by the material discharging mechanism 140, and distributes the material to the corresponding partition on the multi-head scale by the angle adjusting mechanism Reasonable layout, is favorable for layout design of a production line, ensures that the material supplementing stations are relatively fixed, reduces the labor intensity of operators and is convenient for production and use.

Referring to fig. 2, in some embodiments of the present invention, an even number of partition plates are disposed inside the bin main body 220, all of the partition plates are radially distributed with respect to the center of the rotation axis of the bin main body 220, and a unit bin 221 is defined between adjacent partition plates. It can be understood that the interior of the silo main body 220 with the above structure forms an even number of unit silos 221, the two opposite unit silos 221 are centrosymmetric, and during discharging, the unit silo 221 corresponding to the feed inlet 111 and another unit silo 221 centrosymmetric with the unit silo 221 can be aligned with the feeding station.

Referring to fig. 5, in some embodiments of the present invention, a turntable 240 is rotatably disposed on the worktable 210, the magazine body 220 is mounted on the turntable 240, a driven gear 241 coaxial with the turntable 240 is disposed on the turntable 240, a servo motor 242 is disposed on the worktable 210, and an output end of the servo motor 242 is connected to a driving gear 243 matched with the driven gear 241. After one of the unit bins 221 finishes discharging, the servo motor 242 rotates a certain angle to make the other unit bin 221 face the feeding hole 111 of the lifting device 100, so as to switch the type of the conveyed material. The precision of the rotation angle of the turntable member 240 is controlled by the cooperation of the driving gear 243 and the driven gear 241.

Referring to fig. 2 to 4, in some embodiments of the present invention, the output end of the vibration conveying track 230 is connected to a discharging hopper 250, the discharging hopper 250 is movably provided with an opening and closing structure 260, the opening and closing structure 260 includes a movable door plate 261 pivotally connected to the discharging hopper 250, the movable door plate 261 is connected to a link driving mechanism for driving the movable door plate 261 to open the output port of the discharging hopper 250, and the movable door plate 261 is connected to an elastic member 262 for driving the movable door plate 261 to close the output port of the discharging hopper 250. It should be noted that, in a natural state, the elastic force of the elastic member 262 is sufficient to drive the movable door plate 261 to close the output port of the blanking hopper 250, and the way that the movable door plate 261 is driven by the link driving mechanism to open the output port of the blanking hopper 250 is stable and reliable. Of course, in other embodiments, the door opening and closing structure 260 may also use an air cylinder to drive the movable door plate 261 to move linearly at the output port of the discharging hopper 250 to open or close the output port of the discharging hopper 250.

Referring to fig. 2 or 4, in some embodiments of the present invention, a plurality of linear vibrators 270 are circumferentially distributed on the turntable member 240 in one-to-one correspondence with the vibration delivery rails 230, and the vibration delivery rails 230 are mounted on the upper portions of the linear vibrators 270. When the material is discharged from the unit bin 221 onto the vibration conveying rail 230, the linear driver drives the material to vibrate and convey into the discharging hopper 250. It will be appreciated that the speed at which material is conveyed can be adjusted by adjusting the frequency and amplitude of the vibration of the linear drive.

Referring to fig. 3, in some embodiments of the present invention, the link driving mechanism includes a linkage rod 263 having one end rotatably connected to the movable door plate 261, a swinging arm member 264 rotatably connected to the other end of the linkage rod 263, the swinging arm member 264 rotatably disposed on the bin main body 220, a toggle rod 265 disposed on the swinging arm member 264, a first motor 266 disposed on the bin main body 220, and a crank member 267 capable of abutting against the toggle rod 265 to rotate the swinging arm member 264 and connected to an output shaft of the first motor 266. The operation principle of the link driving mechanism will be described below with reference to fig. 3, when the first motor 266 rotates, the crank member 267 swings upward and touches the shifting rod 265, the shifting rod 265 drives the swinging arm member 264 to rotate clockwise, the swinging arm member 264 drives the linkage rod 263 to displace upward when rotating clockwise, and the lower portion of the linkage rod 263 drives the movable door plate 261 to rotate counterclockwise, so as to open the output port of the blanking hopper 250; when the first motor 266 rotates to swing the crank 267 downwards, the swing arm 264, the linkage rod 263 and the movable door plate 261 are reset to move under the action of the elastic member 262, so that the output port of the discharging hopper 250 is closed.

Referring to fig. 2 and 4, in some embodiments of the present invention, a discharge port 222 corresponding to the unit bin 221 is formed at a side portion of the bin main body 220, the discharge port 222 faces the vibration conveying rail 230, and a flow restriction mechanism 280 is installed between the discharge port 222 and the corresponding vibration conveying rail 230 at an outer side wall of the bin main body 220. The flow limiting mechanism 280 includes a material guiding frame 281 with openings at two ends, an opening at one end of the material guiding frame 281 is in butt joint with the material outlet 222, an opening at the other end faces the vibration conveying track 230, a movable plate 282 capable of partially shielding the opening of the material guiding frame 281 facing the vibration conveying track 230 is connected to the material guiding frame 281, and the movable plate 282 can move relative to the material guiding frame 281 to adjust the size of the opening of the material guiding frame 281 facing the vibration conveying track 230. When the material flow needs to be increased, the bolt assembly is loosened, the movable plate 282 is moved upward by a certain distance, and then the bolt assembly is tightened again, otherwise, when the material flow needs to be decreased, the bolt assembly is loosened, the movable plate 282 is moved downward by a certain distance, and then the bolt assembly is tightened again.

Referring to fig. 4, in some embodiments of the present invention, in order to simplify the position adjustment of the movable plate 282, a plurality of waist holes 2821 extending in a vertical direction are formed in the movable plate 282, a mounting hole 2811 opposite to the waist hole 2821 is formed in a side wall of the material guiding frame 281, and a bolt assembly is inserted through the mounting hole 2811 and the waist hole 2821 to fix the movable plate 282 to the material guiding frame 281.

Referring to fig. 2, in some embodiments of the present invention, a first sensor 271 and a second sensor 272 located above the first sensor 271 are disposed in the unit chamber 221, the first sensor 271 and the second sensor 272 are electrically connected to a control unit, and the control unit is electrically connected to a prompt module. When the material in the unit bin 221 is too little, the first sensor 271 can be triggered, the control unit receives the signal and reminds the user to feed the unit bin 221 through the prompting module, the user can operate through the operation panel connected with the control unit to enable the unit bin 221 to rotate to a station aligned with feeding, and when the material is fed to the second sensor 272, the control unit receives the signal and reminds the user to stop feeding the material through the prompting module. It is understood that the reminding module may be an audio module or a display module, and the first sensor 271 and the second sensor 272 may be touch switches.

Referring to fig. 9, in some embodiments of the present invention, the angle adjustment mechanism 160 includes a second motor 161 and a timing belt assembly connected between the second motor 161 and the discharge elbow 150, the timing belt assembly including a driving pulley 162 provided at an output shaft of the second motor 161, a driven pulley 163 provided at the discharge elbow 150, and a timing belt 164 connected between the driving pulley 162 and the driven pulley 163, the driven pulley 163 having a center on a rotational axis of the discharge elbow 150. The angle adjusting mechanism 160 with the above structure has high rotation precision and simple structure.

Referring to fig. 6, in some embodiments of the present invention, the upper and lower swing mechanisms include a swing chain 121 and a sprocket driving structure for driving the swing chain 121 to swing, and the hopper unit 130 includes a plurality of loading hoppers 122 pivotally connected to the swing chain 121. The upper and lower rotating mechanisms composed of the rotating chains 121 and the chain wheel driving structures have stable and uniform rotating motion and better loading capacity, the plurality of loading hoppers 122 pivoted on the rotating chains 121 are beneficial to balancing the stress of the rotating chains 121, the excessive load at local positions is avoided, and the motion stability of the upper and lower rotating mechanisms is improved.

In some embodiments of the present invention, the frame 110 is provided with a fourth sensor near the discharge opening 112 for sensing the number of the loading hoppers 122 passing through the discharge opening 112, and the angle adjusting mechanism 160 can drive the discharge elbow 150 to rotate to another section of the multi-head scale when all the loading hoppers 122 of one set of the loading hopper set 130 are discharged.

Referring to fig. 8 and 9, in some embodiments of the utility model, the side wall of the loading hopper 122 is convexly provided with a blocking portion 1221, and the discharge mechanism 140 comprises a linear actuator, the output end of which can be extended to abut against the blocking portion 1221 or retracted to be separated from the blocking portion 1221. It will be appreciated that even during the movement of the revolving chain 121, the loading hopper 122 with the material is kept open upwards by its own weight, and when the output end of the linear drive extends out and abuts against the stop 1221, the revolving chain 121 continues to move the loading hopper 122, and the loading hopper 122 turns sideways about its pivot, thereby discharging the material into the discharge elbow 150. In some embodiments, the linear actuator is a pneumatic cylinder.

Referring to fig. 6 and 7, in some embodiments of the present invention, the sprocket driving structure includes a first sprocket 123 rotatably disposed at a lower portion of the frame 110 and a second sprocket 124 rotatably disposed at an upper portion of the frame 110, the revolving chain 121 is coupled between the first sprocket 123 and the second sprocket 124, in order to prevent the revolving chain 121 from being separated from the first sprocket 123 or the second sprocket 124, a tension adjusting mechanism 125 is disposed between the first sprocket 123 and the frame 110, the tension adjusting mechanism 125 includes a fixed seat 1251 and a sliding block 1252, the fixed seat 1251 is mounted on the frame 110, a sliding rail 1253 extending in a tension direction of the revolving chain 121 is disposed on the fixed seat 1251, a sliding groove 1254 cooperating with the sliding rail 1253 is disposed on the sliding block 1252, a rotating shaft of the first sprocket 123 is inserted through the sliding block 1252, and a threaded fastener is coupled between the fixed seat 1251 and the sliding block 1252. When the tightness of the rotating chain 121 is adjusted, the threaded fastener is firstly unscrewed, then the sliding block 1252 is driven to slide for a certain distance relative to the fixed seat 1251, and then the threaded fastener is screwed again, so that the tensioning adjusting mechanism 125 is simple in structure and convenient to operate.

Referring to fig. 8, in some embodiments of the present invention, in order to reduce the probability of the material adhering to the inner surface of the material loading hopper 122, the inner surface of the material loading hopper 122 is provided with a plurality of ribs 1222 parallel to each other, and the ribs 1222 guide the material in and out.

Referring to fig. 7 and 9, in some embodiments of the present invention, a discharge hopper 181 is connected to the discharge opening 112, a feed hopper 182 is connected to the feed opening 111, a bearing sleeve assembly 190 is disposed at a lower end of the discharge hopper 181, the driven pulley 163 is rotatably disposed in the bearing sleeve assembly 190, and a limit gap 191 for preventing the driven pulley 163 from moving axially relative to the bearing sleeve assembly 190 is disposed in the bearing sleeve assembly 190. The bearing sleeve assembly 190 is beneficial to improving the precision of the rotary motion of the discharging bent pipe 150, the limiting gap can prevent the discharging bent pipe 150 from generating displacement in the vertical direction, and the stability of discharging is improved.

Referring to fig. 1, in some embodiments of the present invention, in order to avoid manually handling materials to be charged above the unit bins 221 and reduce labor intensity, the material elevator further includes a ladder assembly 300, wherein the ladder assembly 300 includes a conveyor belt 310 for conveying the materials from bottom to top, one unit bin 221 of the conveyor belt 310 is abutted against the tail end of the conveyor belt 310, and a charging hopper 320 is disposed above the conveyor belt 310. When a certain unit bin 221 is short of material, the servo motor 242 drives the turntable 240 to rotate to align the unit bin 221 with the end of the conveyor belt 310, and then a worker puts the material corresponding to the unit bin 221 into the feeding hopper 320, and the material discharged from the feeding hopper 320 falls onto the conveyor belt 310 and is conveyed from bottom to top by the conveyor belt 310. In some embodiments, to ensure that the material on the conveyor belt 310 is completely conveyed, a third sensor for sensing whether material remains on the conveyor belt 310 is further provided near the end of the conveyor belt 310.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A material hoist, comprising:

the material distribution device comprises a lifting device (100) and a material distribution device (200), wherein the material distribution device (200) comprises a workbench (210), a bin main body (220) is rotatably arranged on the workbench (210), at least two unit bins (221) are distributed on the bin main body (220) around the circumference of the rotation center of the bin main body, and vibration material conveying rails (230) which are in one-to-one correspondence with the unit bins (221) are arranged on the side part of the bin main body (220); lifting device (100) includes frame (110), frame (110) activity is provided with upper and lower rotation mechanism, upper and lower rotation mechanism go up the interval be provided with defeated material hopper group (130) of vibration defeated material track (230) one-to-one, the lower part of frame (110) is equipped with feed inlet (111), the upper portion of frame (110) is equipped with bin outlet (112) and can orders about defeated material hopper group (130) orientation row material mechanism (140) that bin outlet (112) turned on one's side, frame (110) in bin outlet (112) department rotates and is provided with row material return bend (150), it is connected with its pivoted angle adjustment mechanism (160) to order about to arrange material return bend (150).

2. The material hoist as claimed in claim 1, characterized in that:

workstation (210) rotate and are provided with carousel spare (240), install on carousel spare (240) feed bin main part (220), be equipped with on carousel spare (240) rather than coaxial driven gear (241), be equipped with servo motor (242) on workstation (210), the output of servo motor (242) be connected with driven gear (241) matched with driving gear (243).

3. The material hoist as claimed in claim 1, characterized in that:

the output of vibratory feed track (230) is connected with unloading hopper (250), unloading hopper (250) activity is provided with switch door structure (260), switch door structure (260) are including the pin joint movable door plant (261) on unloading hopper (250), movable door plant (261) are connected with its link drive mechanism who opens of drive the delivery outlet of unloading hopper (250), movable door plant (261) are connected with its closure of drive elastic component (262) of the delivery outlet of unloading hopper (250).

4. The material hoist as claimed in claim 3, characterized in that:

connecting rod actuating mechanism includes that one end rotates to be connected gangbar (263) on movable door board (261), the other end of gangbar (263) rotates and is connected with swinging arm spare (264), swinging arm spare (264) rotate the setting and are in on feed bin main part (220), be equipped with poker rod (265) on swinging arm spare (264), be equipped with first motor (266) on feed bin main part (220), the output shaft of first motor (266) be connected with can with poker rod (265) looks butt so that swinging arm spare (264) pivoted crank spare (267).

5. The material hoist as claimed in claim 1, characterized in that:

all be equipped with first inductor (271) in unit storehouse (221) and be located second inductor (272) of first inductor (271) top, first inductor (271), second inductor (272) all with a control unit electric connection, the control unit electric connection has the suggestion module.

6. The material hoist as claimed in claim 1, characterized in that:

angle adjustment mechanism (160) include second motor (161) and connect in second motor (161) with hold-in range subassembly between row material return bend (150), hold-in range subassembly is including locating drive pulley (162) of the output shaft of second motor (161), locating the driven pulley (163) of row material return bend (150) and connect in drive pulley (162) with hold-in range (164) between driven pulley (163), the center of driven pulley (163) is located arrange in the axis of rotation of row material return bend (150).

7. The material hoist as claimed in claim 1, characterized in that:

the upper and lower rotating mechanisms comprise rotating chains (121) and chain wheel driving structures for driving the rotating chains (121) to rotate, and the material conveying hopper set (130) comprises a plurality of material carrying hoppers (122) pivoted on the rotating chains (121).

8. The material hoist as claimed in claim 7, characterized in that:

the side wall of the loading hopper (122) is convexly provided with a blocking part (1221), the discharging mechanism (140) comprises a linear driver, and the output end of the linear driver can extend to abut against the blocking part (1221) or retract to be separated from the blocking part (1221).

9. The material hoist as claimed in claim 7, characterized in that:

the chain wheel driving structure comprises a first chain wheel (123) rotatably arranged at the lower part of the rack (110) and a second chain wheel (124) rotatably arranged at the upper part of the rack (110), the rotary chain (121) is coupled between the first chain wheel (123) and the second chain wheel (124), a tension adjusting mechanism (125) is arranged between the first chain wheel (123) and the rack (110), the tension adjusting mechanism (125) comprises a fixed seat (1251) and a sliding block (1252), the fixed seat (1251) is installed on the rack (110), a sliding rail (1253) extending along the tension direction of the rotary chain (121) is arranged on the fixed seat (1251), a sliding groove (1254) matched with the sliding rail (1253) is arranged on the sliding block (1252), and the rotating shaft of the first chain wheel (123) penetrates through the sliding block (1252), and a threaded fastener is connected between the fixed seat (1251) and the sliding block (1252).

10. A material hoist as claimed in any one of claims 1 to 9, characterized by:

the material feeding device is characterized by further comprising a ladder climbing assembly (300), wherein the ladder climbing assembly (300) comprises a conveyor belt (310) used for conveying materials from bottom to top, one unit bin (221) is in butt joint with the tail end of the conveyor belt (310), and a feeding hopper (320) is arranged above the conveyor belt (310).

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