CN116651761A - High-speed dynamic weighing and sorting machine and dynamic weighing and sorting method thereof - Google Patents

Abstract

The invention discloses a high-speed dynamic weighing and sorting machine, which comprises: a large sorting host and a small sorting host which are arranged in a space three-dimensional layering way; the smallclothes letter sorting host computer includes: a dynamic balance sorting trolley, a main body for realizing sorting is operated on a small sorting host at a high speed; the dynamic balance sorting trolley is provided with a dynamic balance structure and a weighing mechanism; the trolley tipping device is used for realizing the device for tipping the falling parts of the dynamic balance sorting trolley; the dynamic weighing mechanism is used for realizing high-speed dynamic weighing of the dynamic balance sorting trolley and resetting of the dynamic balance sorting trolley after the overturning; a plurality of sectional weight detection units are arranged in the dynamic weighing mechanism; and the sorting identification control system is a system for monitoring and sorting cargoes in real time in the conveying process. Dynamic weighing sorting methods are also disclosed. The sorting machine realizes high-speed dynamic non-stop online accurate weighing, has high sorting efficiency and low failure rate, and has no throwing phenomenon.

Description

High-speed dynamic weighing and sorting machine and dynamic weighing and sorting method thereof

Technical Field

The invention relates to the technical field of weighing and sorting, in particular to a high-speed dynamic weighing and sorting machine and a dynamic weighing and sorting method thereof.

Background

Automatic sorting machines are increasingly used in logistics, and are machines which sort articles according to preset computer instructions and deliver the sorted articles to specified positions.

The development of logistics industry provides higher and higher requirements for automatic sorting machines, and in order to improve sorting efficiency, the sorting speed of the sorting machines is required to be high, and the sorting efficiency is required to be high and the sorting is required to be accurate.

Based on this, the pan sorter is becoming more and more a trend, but the current pan sorter still has the following problems:

1. the tray-turning type sorting machine can only meet the sorting of small-sized objects, is not applicable to large-sized objects, cannot meet the one-machine sorting requirement of the large-sized objects and the small-sized objects in most ports, and cannot realize the one-machine multi-purpose function. The existing large sorting machine is large in size, large in occupied space and low in sorting speed.

2. The current dynamic weighing sorter needs to stay briefly (for example, stay for 1 second) when weighing in the process of realizing dynamic weighing so as to ensure the accuracy of weighing, cannot realize high-speed non-stay dynamic weighing, has low sorting efficiency and cannot meet the requirement of quick and efficient sorting. Meanwhile, the weighing sensor used in the current dynamic weighing is arranged below each turning disc, a large number of weighing sensors are needed, the control program and the equipment mechanism are complex, and the cost is high. The weighing sensor is arranged below the conveying belt to realize dynamic weighing, but the scheme can only meet the weighing in low-speed movement and cannot meet the high-speed dynamic weighing requirement.

3. The existing sorting machine has high failure rate in the use process, small articles are easy to get rid of the piece phenomenon, and the sorting efficiency is low.

4. The articles are not determined in the position in the process of being placed in the tray, so that the hundred-percent code scanning operation cannot be realized easily, and the sorting accuracy and the sorting efficiency are affected.

To above-mentioned problem, it is urgent to design a high-speed dynamic weighing sorter that can realize that big and small parts sort respectively, little piece letter sorting process can really realize high-speed developments do not have accurate weighing of stopping, sweep the sign indicating number, turn over the material, sort integration setting.

Disclosure of Invention

The invention aims to solve the problems that the existing sorting machine is large in size, large in occupied space and low in sorting speed, large articles and small articles cannot meet the requirements of high-speed dynamic weighing sorting in the process of sorting the small articles at the same time, the failure rate is high, the throwing phenomenon is easy to occur, the sorting accuracy and the sorting efficiency are low, and the like.

The technical scheme adopted by the invention for realizing the first invention purpose is as follows: a high speed dynamic weighing sorter comprising: a large sorting host and a small sorting host which are arranged in a space three-dimensional layering way;

wherein, the smallclothes letter sorting host computer include:

a dynamic balance sorting trolley, a main body for realizing sorting is operated on a small sorting host at a high speed; the dynamic balance sorting trolley is provided with a dynamic balance structure and a weighing mechanism;

the trolley tipping device is used for realizing the device for tipping the falling parts of the dynamic balance sorting trolley;

the dynamic weighing mechanism is arranged on the small sorting host machine and is used for realizing high-speed dynamic weighing of the dynamic balance sorting trolley and resetting of the dynamic balance sorting trolley after overturning; a plurality of sectional weight detection units are arranged in the dynamic weighing mechanism;

and the sorting identification control system is a system for monitoring and sorting cargoes in real time in the conveying process.

This high-speed dynamic weighing sorting machine through setting up a dynamic balance letter sorting dolly and dynamic weighing mechanism, has realized the high-speed dynamic weighing in the letter sorting process, be provided with dynamic balance structure and weighing structure on dynamic balance letter sorting dolly, dynamic balance structure guarantees that dynamic balance letter sorting dolly is in the high balanced state all the time in the high-speed operation in-process, and weighing mechanism is then in order to realize not stopping high dynamic weighing in the high-speed operation in-process, cooperation dynamic weighing mechanism can realize the accurate weighing of different weight article, because the dynamic weighing mechanism adopts sectional type weight detecting element, the article of different weight region corresponds the weight detecting element that has not had, can realize the quick accurate detection weighing to article weight, avoided article too light to detect incomplete problem, also avoided using same weight detecting element to detect inaccurate problem. This high-speed dynamic weighing sorter adopts letter sorting discernment control system to carry out real-time supervision to the goods that are in the high-speed operation to carry out accurate letter sorting to the goods, and the goods after the letter sorting is carried through dynamic balance letter sorting dolly and is carried through the dolly tipping device and fall the piece after the appointed position, thereby has realized high-efficient letter sorting.

The high-speed dynamic weighing and sorting machine adopts a space three-dimensional design, achieves full-automatic operation, adopts a sub-part mode of separating large parts at the bottom layer and separating small parts at the upper layer, can achieve dynamic high-speed weighing of port entering, port exiting, bag collecting and small parts, really achieves multi-purpose labor-saving time increasing of one machine, has small size and high sorting speed of 1.2-2 m/s, can achieve time effect of about 8000-20000 parts/h, can achieve accurate weighing of articles with any weight, and has the advantages of high-speed dynamic weighing and sorting machine, high weight and capability of achieving the maximum weight of 10 kg. The high-speed dynamic weighing and sorting machine is simple in structure, small in occupied space, low in cost and convenient to operate.

Preferably, the dynamic balance structure comprises a high-speed running pulley, a balance guide wheel and a balance trolley frame, wherein the high-speed running pulley is arranged on the balance trolley frame in a dynamic balance structure, and the balance guide wheel is horizontally arranged under the balance trolley frame and is in sliding contact with the small sorting host machine. The dynamic balance structure mainly comprises two pairs of high-speed running pulleys matched with the rails on the small sorting main machine, a pair of balance guide wheels for running and guiding, and a balance trolley frame, wherein the balance trolley frame is arranged in a gravity center balance structure in the vertical and horizontal directions.

Preferably, the balance trolley frame comprises a horizontal base and a support frame vertically arranged at the center of the horizontal base, a balance plate and a tipping balance piece are arranged on the support frame, and the weighing mechanism is arranged on the balance plate. The horizontal base on the balance trolley frame is always positioned at a certain height above the track surface and is not in contact with the track surface in the high-speed running process of the trolley, the vertical supporting frame is arranged at the center of the horizontal base, no matter the trolley runs fast or slowly, the supporting frame cannot be unstable, the balance plate is arranged to facilitate the arrangement of the weighing mechanism, the overturning balance piece is arranged to ensure that the dynamic balance sorting trolley can be always in a balanced motion state in the overturning blanking process of the trolley. The tipping balance pieces are a group of built-in liquid balance pieces, and dynamic balance of the trolley in the tipping process is adjusted through swinging of built-in liquid.

Preferably, the weighing mechanism comprises a fixing frame, a shaft supporting frame and a movable frame which are arranged in parallel in the vertical direction, a swinging assembly which is connected to the fixing frame in a rotating mode and drives the movable frame to swing up and down, the fixing frame and the shaft supporting frame are provided with shaft fixing seats, a multifunctional shaft is horizontally arranged on the shaft fixing seats, and a rocker arm which is arranged on the movable frame and is movably matched with the multifunctional shaft is arranged on the shaft fixing seats. The weighing mechanism mainly comprises a fixed frame and a movable frame, wherein a shaft supporting frame is arranged between the fixed frame and the movable frame, a shaft fixing seat is arranged on the upper parts of the fixed frame and the shaft supporting frame, a multifunctional shaft is horizontally arranged inside the shaft fixing seat, the fixed seat is connected with the movable seat through a group of swinging components, the movable seat can drive the swinging components to move up and down in the vertical direction, a rocker arm is arranged on the movable seat, the lower part of the rocker arm is connected with the movable seat, the upper part of the rocker arm is connected with the multifunctional shaft, and the multifunctional shaft can slide up and down and left and right inside the rocker arm, so that the weighing and tipping operation of the rocker arm is realized.

Preferably, the rocker arm comprises a fan-shaped body and weighing arms horizontally extending at two arc-shaped ends of the fan-shaped body, and weighing wheels are arranged below the weighing arms. The rocker arm comprises a fan-shaped body, dynamic balance and tipping operation are more conveniently realized by adopting the fan-shaped body, a pair of weighing arms are outwards extended at two ends of the fan-shaped body to meet the requirement of high-speed dynamic weighing, weighing wheels are connected below the weighing arms, when a workpiece is required to be tipped over and dropped, a tipping force is applied to the weighing arms through the weighing wheels by a trolley tipping device, the rocker arm can tip over to one side of the workpiece to realize blanking, when a dynamic balance sorting trolley runs to a weighing area, the weighing wheels are contacted with a dynamic weighing mechanism and gradually lift the rocker arm and goods on the rocker arm upwards, the high-speed dynamic weighing is realized by the dynamic weighing mechanism, the weighing wheels are contacted with the dynamic weighing mechanism in a high-speed motion manner, the weighing wheels and the dynamic balance sorting trolley synchronously move, the weighing mechanism realizes the weighing of the goods, the rocker arm and part of the weighing mechanism, and the system program automatically removes shell weights (the weight of the rocker arm and part of the weighing mechanism), and accurate weight of the goods can be obtained.

Preferably, the symmetrical center line of the fan-shaped body is provided with a weighing chute, the fan-shaped body is provided with a turnover arc chute along the arc length direction, the weighing chute is communicated with the turnover arc chute, a balance protrusion is arranged between the weighing chute and the turnover arc chute, and the end part, far away from the weighing chute, of the turnover arc chute is provided with a positioning groove. The weighing chute is formed in the fan-shaped body, the rocker arm is conveniently lifted upwards through the weighing wheel in the process of high-speed dynamic weighing, the overturning arc groove is formed in order to facilitate overturning and falling of the rocker arm, and the rocker arm in the overturning state does not move or shake in order to ensure dynamic balance in the operation of the dynamic balance sorting trolley.

Preferably, a vertical weighing structure is formed between the multifunctional shaft and the weighing chute, and a horizontal overturning structure is formed between the multifunctional shaft and the overturning arc chute. The multifunctional shaft and the weighing sliding groove are matched to form a vertical weighing structure, the multifunctional shaft has a guiding function during weighing, at the moment, the rocker arm is not in contact with the multifunctional shaft and is in a dynamic weighing state, and when the multifunctional shaft is separated from the weighing state, the multifunctional shaft has a bearing function, so that the rocker arm and cargoes on the rocker arm are supported. The multifunctional shaft and the overturning arc groove form a horizontal overturning structure, namely when the rocker arm is in an overturning or resetting process, the multifunctional shaft has a sliding guiding function and guides the rocker arm to move and overturn along the overturning arc groove, and when the rocker arm is in place, the multifunctional shaft has a limiting function and limits the swing of the rocker arm.

Preferably, the trolley tipping device adopts a mechanical push rod structure to realize fixed-point positioning and overturning control, and comprises a sliding chassis, an electromagnetic valve with an electric push rod, a push rod bracket connected with the electric push rod and realizing timing swing through the electric push rod, and a push plate arranged on the push rod bracket. The trolley tipping device adopts a mechanical push rod structure, realizes fixed-point positioning tipping control, and can realize hundred percent of tipping accuracy. The trolley tipping device mainly comprises a sliding chassis which can be slidingly adjusted on a track, the adjustment settings of different positions can be realized through the sliding chassis, an electromagnetic valve with an electric push rod is arranged on the sliding chassis, the movement of the electric push rod is controlled through the electromagnetic valve, the timed and fixed-point tipping can be realized, when the need of the tipping operation of the dynamic balance sorting trolley which is operated to a specified position is detected, the electromagnetic valve operates to drive the electric push rod to move to one side of the electromagnetic valve, the electric push rod drives a push rod bracket connected with the electric push rod to swing to one side far away from the electromagnetic valve, the electric push rod enters the lower part of a weighing wheel on the inner side of the dynamic balance sorting trolley, the weighing wheel on the lower part of a rocker arm on the inner side of the dynamic balance sorting trolley moves along a push plate, the push plate applies a tipping force to the rocker arm, and the rocker arm tips a falling piece outwards along the guiding action of a turnover arc groove under the multifunctional shaft. The turnover setting of the mechanical structure ensures the turnover accuracy, has no faults and has high efficiency.

Preferably, the dynamic weighing mechanism comprises an uplink weighing slide rail, a weighing slide rail assembly and a downlink weighing slide rail, wherein a separation gap H is arranged between the weighing slide rail assembly and the uplink weighing slide rail as well as between the weighing slide rail assembly and the downlink weighing slide rail. The dynamic weighing mechanism is arranged above two sides of a track of the small sorting host machine, and is symmetrically arranged along the two sides of the track and mainly comprises a weighing ascending slide rail, a weighing slide rail assembly and a weighing descending slide rail, wherein the weighing ascending slide rail and the weighing descending slide rail are respectively arranged in an inclined mode, so that the rocker arm is stably lifted and stably lowered, the weighing slide rail assembly is horizontally arranged, the goods which run at a high speed are dynamically weighed, the weighing slide rail assembly achieves the weighing function, and the weighing ascending slide rail and the weighing descending slide rail achieve the ascending and descending functions, so that the overturning reset function is achieved, and a separation gap H is formed between the weighing slide rail assembly and the weighing ascending slide rail and the weighing descending slide rail, so that the weighing accuracy is achieved.

Preferably, the weighing slide rail assembly comprises a weighing track surface, a weighing module and a dynamic weighing sensor, wherein the weighing module and the dynamic weighing sensor are arranged in the weighing track surface, the sectional type weight detection unit is arranged in the weighing module, and the sectional type weight detection unit comprises a plurality of detection modules with different weight sensitive sections. The weighing slide rail assembly adopts a weighing module and a dynamic weighing sensor to realize dynamic weighing, and in order to realize accurate weighing of cargoes with different weights, a sectional type weight detection unit is arranged in the weighing module, the sectional type weight detection unit is used for detecting the weight of the cargoes with any weight rapidly and accurately through the detection modules with the weight sensitive sections, wherein the sectional type weight detection unit is used for detecting the weight of the cargoes with the weight ranging from 0 to 20 kg, but not limited to 20 kg, and can be the upper limit weight borne by a small sorting machine and divided into the detection modules with the weight sensitive sections. Different unit modules are arranged for different weight sensitive regions, so that cargoes with different weights can be detected in one weight sensitive region, the accurate design of the symmetrical quantity is realized, and the accuracy and the comprehensiveness of high-speed dynamic weighing are ensured.

Preferably, the weighing slide rail assembly comprises a rail frame, a weighing rail surface, a strain bar, a plurality of dynamic weighing sensors and a weighing module, wherein the dynamic weighing sensors are arranged on the strain bar, each dynamic weighing sensor independently senses the deformation of the strain bar, and generates an independent signal which is directly proportional to the weight of the weighing sensor and outputs the independent signal to the weighing module. As another preferred scheme, the weighing slide rail assembly can adopt a mode of arranging a strain rod in the weighing track surface and arranging a dynamic weighing sensor on the strain rod, and the dynamic weighing sensor is used for independently sensing the deformation of the strain rod to generate a gravity output signal to a weighing module, and the sectional type weight detection module in the weighing module is used for identifying the weight of goods so as to accurately weigh the weight of the goods passing through at high speed, thereby realizing accurate and comprehensive weighing.

Preferably, the automatic lifting device further comprises a movable cargo code-turning mechanism, the movable cargo code-turning mechanism is driven by a driving device to realize reciprocating motion, the movable cargo code-turning mechanism comprises a swing control valve and a swing part connected with the swing control valve, a code-turning main body capable of swinging up and down is driven by the swing part, and the code-turning main body is a vacuum chuck. In the dynamic operation weighing and sorting process of cargoes, if the cargoes are positioned below, the cargoes are easy to sweep the code, in the prior art, the cargoes are generally placed upwards by adopting manual operation, thus the efficiency is easy to be low, the operation is inconvenient, in order to solve the problems, the high-speed dynamic weighing and sorting machine adopts a supported cargo code-turning mechanism to realize the dynamic overturning and code sweeping of the operation cargoes, when a sorting and recognition control system cannot realize the effective code sweeping within a recognition area range, the movable cargo code-turning mechanism is started to synchronously operate with a dynamic balance sorting trolley, the cargoes in the dynamic balance sorting trolley are dynamically and online absorbed through a code-turning main body, meanwhile, the code-turning main body is controlled to turn at a certain angle through a swinging control valve, so that the cargoes are turned to the effective recognition position of the sorting and recognition control system, the code-sweeping is recognized, then the cargoes are dynamically and online played back to the dynamic balance sorting trolley to carry out the next operation, and the whole process is realized online operation without leakage, automatic operation is efficient and practical.

Preferably, the automatic lifting device further comprises a falling piece slideway mechanism, wherein the falling piece slideway mechanism comprises a sliding lifting cylinder assembly, an inclined slideway and a movable slideway, the sliding lifting cylinder assembly is obliquely arranged, the extending end of a piston rod of the sliding lifting cylinder assembly is connected to the movable slideway, and the movable slideway is driven to realize the action and the support at any position. Goods after weighing and code scanning sorting are concentrated through the falling part slideway mechanism, so that safe and accurate sorting is realized.

Preferably, the device also comprises a power transmission device, wherein the power transmission device adopts a transmission motor for gear transmission; the large sorting host and the small sorting host adopt a power supply mode without a trolley line. The host adopts a power supply mode without a trolley line, is free of winding, has no obstacle, and is low in failure rate and easy to maintain. The power transmission device adopts a transmission motor for gear transmission, and has the advantages of mechanized operation, good stability, convenient operation and low failure rate.

Preferably, an anti-throwing piece tray is further arranged on the dynamic balance sorting trolley. Be provided with on the tray and prevent getting rid of a backplate and blanking mouth, tray and dynamic steady letter sorting dolly between connect fixedly through a balanced layer board to guarantee the equilibrium and the stability of tray.

Preferably, the small sorting host is provided with a three-dimensional sorting rack, a track for realizing high-speed stable running of the dynamic balance sorting trolley is arranged on the three-dimensional sorting rack, and the track comprises double-row sliding tracks and horizontal guide grooves arranged between the double-row sliding tracks.

The technical scheme adopted by the invention for achieving the second invention purpose is as follows: a dynamic weighing and sorting method of a high-speed dynamic weighing and sorting machine, comprising the following steps:

step 1: the power transmission device is started to drive the transmission chain to drive along the track by supplying power to the non-sliding contact line;

step 2: the dynamic balance sorting trolley moves along the track at a high speed under the drive of the transmission chain;

step 3: the goods are automatically conveyed and placed on a tray of a dynamic balance sorting trolley, and the dynamic balance sorting trolley operates while carrying the goods;

step 4: when the dynamic balance sorting trolley runs into the detection range of the sorting identification control system, the sorting identification control system starts to monitor and scan the goods in real time for identification; meanwhile, the dynamic balance sorting trolley enters a dynamic weighing mechanism at a high speed to realize non-stop dynamic weighing; when the sorting identification control system does not detect that the goods object plane list can not realize code scanning, the movable goods code turning mechanism is started and synchronously operates with the dynamic balance sorting trolley to absorb and turn the codes of goods in the tray;

Step 5: the dynamic weighing mechanism detects the weight of cargoes through the sectional weight detection unit and transmits detection signals to the sorting identification control system;

step 6: the dynamic balance sorting trolley continues to run to the appointed falling part slideway mechanism according to the signals of the sorting identification control system, at the moment, the trolley tipping device acts, and the rocker arm on the dynamic balance sorting trolley is subjected to fixed-point positioning and overturning control through the electric push rod, so that falling parts are realized, and sorting is completed.

The beneficial effects of the invention are as follows: this high-speed dynamic weighing sorting machine has realized the high-speed dynamic weighing in the letter sorting process, and dynamic weighing mechanism adopts sectional type weight detecting element, and the article in different weight regions corresponds different weight sensitive interval and realizes weight detection, can realize the quick accurate detection weighing of article weight, has avoided the too light problem of not detecting fully of article, has also avoided using same weight detecting element to detect inaccurate problem. Adopt letter sorting discernment control system to be in the real-time supervision of the goods in high-speed operation to carry out accurate letter sorting to the goods, and the goods after the letter sorting is carried through dynamic balance letter sorting dolly and is carried out through the dolly tipping device and fall the piece after appointed position, and letter sorting efficiency is high. By adopting a space three-dimensional design, full-automatic operation is realized, a host adopts a sub-part mode of dividing a large part from the bottom layer and dividing a small part from the upper layer, so that dynamic high-speed weighing of port entering, port exiting, bag collecting and small part can be realized, and the time effect of one machine is really increased by multiple-purpose labor saving. The sorting equipment has small volume and high sorting speed, the sorting speed is 1.2-2 meters per second, the time effect of about 8000-20000 pieces per hour can be completed, the bearing weight of the dynamic balance sorting trolley can reach 10 kg at maximum, and the accurate weighing of any weight of articles can be realized. Simple structure, small occupied space, low cost and convenient operation.

Drawings

FIG. 1 is a schematic view of a high speed dynamic weighing sorter of the present invention;

FIG. 2 is a schematic diagram of a small sorting host according to the present invention;

FIG. 3 is a schematic view of a track in accordance with the present invention;

FIG. 4 is a schematic diagram of the exploded construction of the dynamically balanced sorting cart and tray of the present invention;

FIG. 5 is a schematic view of a nose portion of the present invention;

FIG. 6 is a schematic illustration of a configuration of a power transmission device according to the present invention;

FIG. 7 is a schematic view of a dynamic balance sorting cart 7 according to the present invention;

FIG. 8 is a schematic view of the dynamic balance sorting carriage 7 of the present invention at another angle;

fig. 9 is a schematic view of a structure of the dynamic balance sorting carriage 7 of the present invention in a flipped state;

FIG. 10 is a schematic view of a vehicle rollover device in accordance with the present invention;

FIG. 11 is a schematic view of another angle of the cart tipping device of the present invention;

FIG. 12 is a schematic view of a cart tipping device and sorting cart of the present invention in a mated configuration;

FIG. 13 is a schematic view of a drop chute mechanism (part) of the present invention;

FIG. 14 is a schematic view of a dynamic weighing mechanism of the present invention;

FIG. 15 is a top view of the dynamic weighing mechanism of embodiment 3 of the present invention;

FIG. 16 is a schematic view showing a structure of a dynamic weighing mechanism in accordance with embodiment 3 of the present invention;

FIG. 17 is a schematic diagram of a sort identification control system of the present invention;

fig. 18 is a schematic structural view of a small sorting host according to embodiment 2 of the present invention;

FIG. 19 is a schematic view of a mobile cargo flip mechanism according to the present invention;

FIG. 20 is a schematic view of another angle of the mobile cargo flip mechanism of the present invention;

in the figure: 100. host machine 200, large sorting host machine 300, small sorting host machine;

1. a horizontal sorting frame, 2, a conveying mechanism, 3, a conveying belt, 4 and universal wheels,

5. the three-dimensional sorting machine comprises a three-dimensional sorting machine frame 50, a rail 51, a double-row sliding rail 52, a horizontal guide groove 53, an inner side sliding rail 54 and an outer side sliding rail;

6. the power transmission device comprises a power transmission device 60, a transmission motor 61, a gear transmission mechanism 62, a gear turntable 63, a transmission chain 64, an output shaft 65, a motor reduction gear 66, a driving large gear 67, a driven large gear 68, a gear shaft 69 and a transmission reduction gear;

7. a dynamic balance sorting trolley, 70, a high-speed running pulley, 71 and a balance guide wheel;

72. a balance trolley frame 72-1, a base, 72-2, a supporting frame, 72-3, a balance plate, 72-4 and a tipping balance piece;

73. A dynamic balance structure 74, a weighing mechanism 75, a shaft supporting frame 76, a fixed frame 77 and a movable frame;

78. swing assembly, 78-1, swing, 78-2, cross-connect;

79. the rocker arm, 79-1, the fan-shaped body, 79-2, the horizontal supporting plate, 79-3, the weighing arm, 79-4, the weighing wheel, 79-5, the connecting hole, 79-6, the connecting shaft, 79-7, the weighing chute, 79-8, the turnover arc groove, 79-9, the balance protrusion, 79-10, the reset arc channel, 79-11, the balance straight channel, 79-12, the vertical plane, 79-13 and the positioning groove;

8. the trolley tipping device 80, the sliding chassis 81, the electromagnetic valve 82, the push rod bracket 83, the push plate 84 and the electric push rod,

9. the sliding lifting mechanism comprises a falling part slide way mechanism 90, a sliding lifting cylinder assembly 91, an inclined slide way 92, a movable slide way 93, a piston rod 94, a positioning bracket 95 and a slide way frame;

10. a dynamic weighing mechanism, 10-1, an inner dynamic weighing mechanism, 10-2, an outer dynamic weighing mechanism, 101 and a heavy ascending slide rail,

102. the weighing rail assembly comprises a weighing rail assembly 102-1, a rail frame 102-2, a weighing rail surface 102-3, a strain rod 102-4, a dynamic weighing sensor 102-5 and a weighing module;

103. the weight of the descending slide rail is carried out,

11. a sorting and identifying control system,

12. 12-1 parts of trays, 12-2 parts of tray bodies, 12-3 parts of anti-throwing piece guard plates, 12-4 parts of blanking ports and balance supporting plates;

13. a shaft fixing seat, 14, a multifunctional shaft,

15. the movable goods turning mechanism comprises a synchronous moving wheel 150, a synchronous moving wheel 151, a turning rack 152, a swing control valve 153, a turning main body 154 and a swing component;

H. separating the gaps.

Detailed Description

In order to make the purposes, technical solutions and advantages of the technical solution embodiments of the present invention more clear, the present invention is further described below with reference to the accompanying drawings and the detailed description.

Example 1:

in the embodiment shown in fig. 1, a high-speed dynamic weighing and sorting machine comprises a main machine 100, wherein the main machine 100 comprises a large sorting main machine 200 and a small sorting main machine 300 which are layered in space, the large sorting main machine 200 is arranged at the lower part, and the small sorting main machine 300 is arranged at the upper part.

The large sorting mainframe 200 comprises a horizontal sorting rack 1 and a conveying mechanism 2. The conveyor 2 includes a conveyor motor (not shown) and a conveyor belt 3. The bottom of horizontal letter sorting frame 1 be provided with universal wheel 4, can realize through universal wheel 4 that the optional position of horizontal letter sorting frame removes to satisfy three-dimensional space and place the requirement, realize integrated design, furthest's utilization space resource satisfies the big article letter sorting needs.

As shown in fig. 2, the small piece sorting main machine 300 is composed of a three-dimensional sorting rack 5, a power transmission device 6, a dynamic balance sorting trolley 7 which runs on the small piece sorting main machine 300 at a high speed and is used for realizing sorting, a trolley tipping device 8 which is used for tipping and falling pieces on the dynamic balance sorting trolley 7, a piece falling slide way mechanism 9, a dynamic weighing mechanism 10 which is arranged on the small piece sorting main machine 300 and is used for realizing high-speed dynamic weighing on the dynamic balance sorting trolley 7 and resetting on the dynamic balance sorting trolley 7 after tipping, a sorting identification control system 11 which is used for monitoring and sorting cargoes in real time in the transmission process, a tray 12 and the like.

As shown in fig. 3 and 4, a rail 50 is arranged on the stereoscopic sorting rack 5, and the rail 50 comprises a double-row sliding rail 51 and a horizontal guide groove 52 arranged between the double-row sliding rails 51. The double row slide rail 51 includes an inner slide rail 53 and an outer slide rail 54.

As shown in fig. 5, the power transmission device 6 adopts a transmission motor 60, a gear transmission mechanism 61, a gear turntable 62 and a transmission chain 63, the transmission motor 60 is vertically arranged, an output shaft 64 of the transmission motor 60 is vertically downwards arranged, a motor reduction gear 65 is arranged on the output shaft 4 of the transmission motor, the gear turntable 62 comprises a driving large gear 66 and a driven large gear 67, the driving large gear 66 is horizontally arranged at one end of a machine head of the stereoscopic sorting machine frame 5, the driven large gear 67 is horizontally arranged at one end of a machine tail of the stereoscopic sorting machine frame 5, and the transmission chain 63 is wound on the driving large gear 66 and the driven large gear 67 and is driven to rotate by the driving large gear 66. The gear shaft 68 of the driving large gear 66 is vertically arranged downwards, the gear shaft 68 of the driving large gear 66 is provided with a transmission reduction gear 69, the transmission reduction gear 69 and the motor reduction gear 65 realize power transmission through belt wheels, the power of the transmission motor 60 is transmitted to the driving large gear 66, and the driving large gear 66 transmits the power to the transmission chain 63, so that the transmission motion of the transmission chain 63 is realized. The motor reduction gear 65, the transfer reduction gear 69 and the pulleys form the gear transmission mechanism 61.

The drive chain 63 is provided inside the inside slide rail 53.

As shown in fig. 6, the dynamic balance sorting trolley 7 comprises a high-speed running pulley 70, a balance guide wheel 71, a balance trolley frame 72, a dynamic balance structure 73 and a weighing mechanism 74, wherein the dynamic balance structure 73 and the weighing mechanism 74 are arranged on the balance trolley frame 72.

The balance trolley frame 72 comprises an I-shaped base 72-1 and a support frame 72-2 vertically arranged on the base 72-1, a balance plate 72-3 and a tipping balance piece 72-4 are arranged on the support frame 72-2, and the weighing mechanism 74 is arranged on the balance plate 72-3. In this embodiment, the rollover balance member 72-4 is a set of built-in liquid balance members, and the dynamic balance of the cart during rollover is adjusted by swinging of the built-in liquid.

The high-speed running pulley 70 is arranged at the four I-shaped end parts of the base 72-1 with an I-shaped structure in a dynamic balance structure, and the balance guide wheel 71 is arranged at the bottom of the base 72-1 and is in sliding contact with the small sorting host 300. In order to ensure that the dynamic balance sorting trolley 7 can run rapidly and stably, the high-speed running pulleys 70 and the horizontal guide 71 are arranged in the same size, the supporting frame is positioned at the center of the base, the gravity centers of the supporting frame and the base are positioned at the center of the double-measuring pulleys, and no offset occurs in the running process of the dynamic balance sorting trolley 7. The dynamic balance sorting trolley 7 is in load operation in the rapid operation, and a slight deviation can affect the accuracy of high-speed dynamic weighing, so that the width gravity center or the height gravity center of the trolley is always at the same gravity center point.

As shown in fig. 7, the weighing mechanism 74 includes a shaft support 75, a fixed frame 76, a movable frame 77, a swinging assembly 78, and a swing arm 79 connected to the movable frame 77.

The shaft support frame 75 is arranged between the fixed frame 76 and the movable frame 77, the shaft support frame 75, the fixed frame 76 and the movable frame 77 are arranged in parallel, the fixed frame 76 and the shaft support frame 75 are upwards extended to be provided with the shaft fixing seat 13, the shaft fixing seat 13 is horizontally provided with the functional shaft 14, and the functional shaft 14 extends to one side of the movable frame and is arranged above the movable frame 77. The swinging components 78 are provided with two groups, namely an upper swinging component and a lower swinging component, the upper swinging component and the lower swinging component respectively comprise a swinging part 78-1 and a transverse connecting part 78-2, the transverse connecting part is integrally connected to the middle part of the swinging part and is integrally arranged in an I-shaped structure, one end of the swinging part is rotationally connected with the fixed frame 76, the other end of the swinging part is connected with the movable frame 77, and a well-shaped structure is formed among the fixed frame 76, the movable frame 77 and the swinging components.

As shown in FIG. 8, the rocker arm 79 includes a fan-shaped body 79-1, a horizontal pallet 79-2 provided on the top of the fan-shaped body 79-1, and weighing arms 79-3 provided extending horizontally along both sides of the fan-shaped body 79-1, and weighing wheels 79-4 provided on the weighing arms 79-3. The center of the fan-shaped body 79-1 is provided with a connecting hole 79-5, a connecting shaft 79-6 is arranged in the connecting hole 79-5, the connecting shaft 79-6 is connected with the lower part of the movable frame 7, the upper part of the fan-shaped body 79-1 is radially provided with a weighing chute 79-7, a turnover arc groove 79-8 is formed in the circumferential direction, the turnover arc groove 79-8 is communicated with the weighing chute 79-7, the extending end of the functional shaft 14 is arranged in the weighing chute 79-7 in a penetrating manner and can slide up and down along the weighing chute 79-7 to realize weighing guiding, and the functional shaft 14 slides back and forth along the turnover arc groove 79-8 to realize turnover guiding. The flipping arc grooves 79-8 and the multifunction shaft 14 form the dynamic balance structure 73.

The weighing chute 79-7 is matched with the outer diameter of the multifunctional shaft 14, and the depth of the weighing chute 79-7 is larger than or equal to the radius of the multifunctional shaft 14. A balancing protrusion 79-9 is disposed between the weighing chute 79-7 and the overturning arc chute 79-8, and a reset arc 79-10 and a balancing straight passage 79-11 are disposed on one side of the overturning arc chute 79-8 facing the center of the fan-shaped body. The reset arc 79-10 is provided to enable the rocker arm to reset quickly after turning over and blanking, and to realize quick and stable operation through the balance straight 79-11.

The end of the reset arc 79-10 is provided with a positioning groove 79-13, and the positioning groove 79-13 realizes the anti-shaking positioning of the multifunctional shaft 14 in the process of turning the rocker arm and falling the member.

The balance straight channel 79-11 is connected with the weighing chute 79-7 through a vertical surface 79-12. The setting of the weighing chute 79-7 is in order to realize dynamic weighing of the dynamic balance sorting trolley 7 in high-speed operation, so that inaccurate weighing is caused in order to prevent shaking of the dynamic balance sorting trolley 7 in the weighing process, the weighing chute 79-7 is required to be accurately matched with a multifunctional shaft, and the multifunctional shaft is matched with a line surface of a vertical plane and a horizontal plane in the moving process, so that the multifunctional shaft cannot deviate.

The gravity center of the rocker 79 is positioned at the center of the balance trolley frame, the rocker 79 is in a center balance state, and in the high-speed dynamic weighing process, the connecting hole 79-5 on the rocker and the weighing chute 79-7 are positioned on the same vertical line, namely, the center connecting line of the connecting hole coincides with the fan-shaped diameter.

As shown in fig. 6, the tray 12 is interchangeably fixed on the horizontal supporting plate 79-2 through a balancing supporting plate 12-4, the tray 12 includes a tray body 12-1, the periphery of the tray body 12-1 is provided with an anti-throwing guard plate 12-2, and the tray body 12-1 is provided with a blanking port 12-3.

As shown in fig. 12 and 9, when the overturning operation is needed, a lateral thrust is applied to the rocker arm 79 by the trolley overturning device 8, at this time, the fan-shaped body 79-1 drives the weighing arm 79-3 and the horizontal supporting plate 79-2 on the body to slide obliquely to one side, the multifunctional shaft 14 slides along the overturning arc groove 79-8, and the horizontal supporting plate 79-2 inclines to one side to drive the tray 12 on the body to incline, so that overturning blanking of the trolley is realized.

As shown in fig. 8, when dynamic weighing is required, the dynamic balance sorting trolley 7 is driven by the power transmission device 6 to move at a high speed, when the dynamic balance sorting trolley 7 moves to the dynamic weighing mechanism 10, the weighing wheel 79-4 on the weighing arm 79-3 is in sliding contact with the dynamic weighing mechanism 10, meanwhile, the weighing wheel 79-4 drives the fan-shaped body 79-1 and the horizontal supporting plate 79-2 thereon to lift upwards, at this time, the multifunctional shaft 14 slides along the radial weighing sliding groove 79-7 on the fan-shaped body 79-1, and the fan-shaped body 79-1 is lifted upwards, so that dynamic quick weighing is completed.

In the weighing process, the self weight generated by the movable frame 77, the swinging component 78, the rocker arm 79 and the tray 12 in the weighing mechanism 74 is removed as the shell weight, and the weight of the articles in the tray is directly output by the control system, so that the related weighing weight can be obtained.

As shown in fig. 10 and 11, the cart tipping device 8 adopts a mechanical structure to realize fixed-point positioning and tipping control, and the cart tipping device 8 comprises a sliding chassis 80, an electromagnetic valve 81, a push rod bracket 82 and a push plate 83 arranged on the push rod bracket 82. The sliding base 80 can be slidably and adjustably arranged on the track 50, the electromagnetic valve 81 is horizontally arranged on the sliding base 80, the electromagnetic valve 80 is connected with an electric push rod 84 which is arranged towards one side of the push rod support 82 and is propped against the push rod support 82, the push rod support 82 is movably arranged on the sliding base 80 and is pushed to swing towards one side of the dynamic balance sorting trolley 7 by the electric push rod 84, in the embodiment, the push plate 83 is an inclined plate, the inclined direction of the push plate 83 is arranged along the running direction of the sorting trolley and is inclined from bottom to top, therefore, when the dynamic balance sorting trolley 7 runs to the trolley turning device 8 and needs to be turned, the electromagnetic valve acts, the electric push rod 84 stretches out to push the push rod support 82 to incline towards one side of the dynamic balance sorting trolley 7, so that the push plate 83 is positioned below the weighing arm 79-3 on the inner side of the dynamic balance sorting trolley 7, the weighing wheel 79-4 below the inner weighing arm 79-3 is pushed upwards along the push plate 83, the rocker 79-4 is pushed to roll over outwards, and the functional shaft slides to the outermost positioning groove 79-13 along the turning arc groove 79-8 and turns outwards.

As shown in fig. 13, the falling part slide way mechanisms 9 are uniformly distributed on the stereoscopic sorting rack 5, the falling part slide way mechanisms 9 comprise a sliding lifting cylinder assembly 90, an inclined slide way 91 and a movable slide way 92, the inclined slide way 91 and the movable slide way 92 are respectively arranged on a slide way frame 95, and the slide way frame 95 is connected with the stereoscopic sorting rack. The inclined slide rail 91 and the movable slide rail 92 are respectively provided with a slide rail surface and a protection plate, the inclined slide rail 91 is fixed on the upper portion of the three-dimensional sorting frame 5 and is positioned at the outer lower portion of the dynamic balance sorting trolley 7, the movable slide rail 92 is butted on the lower portion of the inclined slide rail 91, the sliding lifting cylinder assembly 90 is obliquely arranged on the three-dimensional sorting frame 5, the extending end of a piston rod 93 of the sliding lifting cylinder assembly 90 is connected to the movable slide rail 92, and the movable slide rail 92 is driven to realize the action and the support at any position, so that the movable slide rail 92 can be positioned at any position, such as the inclined position at any inclined angle or the horizontal position according to sorting requirements.

The lower end of the movable slideway 92 is also provided with a positioning bracket 94, and when the movable slideway 93 is positioned at a required position, the positioning bracket 94 supports the bottom of the movable slideway 92, thereby supporting materials.

As shown in fig. 14, the dynamic weighing mechanism 10 is provided with an inner dynamic weighing mechanism 10-1 and an outer dynamic weighing mechanism 10-2, which are respectively arranged on the stereoscopic sorting rack 5.

Each group of dynamic weighing mechanism 10 comprises an ascending weighing slide rail 101, a weighing slide rail assembly 102 and a descending weighing slide rail 103, wherein the ascending weighing slide rail 101 is obliquely arranged from bottom to top along the running direction of the dynamic balance sorting trolley 7, the descending weighing slide rail 103 is obliquely arranged from top to bottom along the running direction of the dynamic balance sorting trolley 7, the weighing slide rail assembly 102 is horizontally arranged and is respectively horizontally butted with the ascending weighing slide rail 101 and the descending weighing slide rail 102, and a separation gap H is formed between the weighing slide rail assembly 102 and the ascending weighing slide rail 101 and the descending weighing slide rail 102.

The weighing slide rail assembly 102 comprises a weighing module 102-5, a weighing track surface 102-2 and a dynamic weighing sensor 102-4, wherein the weighing module 102-5 and the dynamic weighing sensor 102-4 are arranged in the weighing track surface 102-2, a sectional type weight detection unit is arranged in the weighing module, and the sectional type weight detection unit comprises a plurality of detection modules in different weight sensitive areas. In this embodiment, 20 kg is taken as the upper limit of the bearing, the weight is divided into a plurality of weight sensitive sections from 0 to 20 kg in sequence, each weight sensitive section corresponds to the weight in a certain range, and the rapid and accurate detection of any weight of the object is realized through the weight sensitive sections. The weight sensitive sections are integrated in the weight module to form an incremental module, the weight sensitive section detection modules can be, for example, ultra-light weight sensitive section weight detection modules which are formed within 1g, 1 g-10 g are formed as a unit to form a light weight sensitive section weight detection module, a small weight sensitive section weight detection module which is 10g-100g and the like, the maximum weight limit weight sensitive section weight detection module can reach 100000g, all weight sensitive sections are integrated into a whole to form a weight module, and in the high-speed dynamic weighing process, when a weighing wheel is in contact with a weighing slide rail assembly, the weight of the tray 12 and articles (including the weight of a rocker arm and a part of dynamic balance sorting trolley 7) in the tray is transmitted to the weighing module through a weighing sensor, and the automatic identification module unit of the internal program of the weighing module realizes the accurate weighing of different articles. The problem of inaccurate measurement caused by the fact that cargoes are too light is avoided. The dynamic balance sorting trolley 7 can be guaranteed to run at a high speed in the weighing process without stopping, and real high-speed dynamic weighing is realized.

As shown in fig. 17, the sorting and identifying control system 11 is arranged near the dynamic weighing mechanism 10 and is positioned right above the dynamic balance sorting trolley 7, and the sorting and identifying control system 11 is used for realizing sorting and identifying of cargos in the tray 12 of the dynamic balance sorting trolley 7. The sorting identification control system 11 adopts a 360-degree space identification code scanning for the upper part and the side face of the goods.

The sorting identification control system 11 adopts a goods code identification system combined with a position sensor to monitor and sort goods in real time in the conveying process. Firstly, detecting the position of goods by using a position sensor, triggering a bar code identifier to identify the goods code on a goods object plane sheet, and transmitting the identified information to a system; the information processing system adopts a PLC controller.

Then the goods corresponding to the goods codes are turned over into the appointed slideway by the dynamic balance sorting trolley 7 after being processed and analyzed by the sorting identification control system 11, so that the goods are sorted.

Example 2:

in the embodiments shown in fig. 18, 19 and 20, a high-speed dynamic weighing and sorting machine has the same technical scheme as that of the embodiment 1, except that:

Because the goods are placed on the tray 12, there may be a problem that the goods plane is directed to the bottom of the tray, and such a position may cause that the sorting recognition control system cannot effectively scan the codes to recognize the goods, therefore, a movable goods turning mechanism is further disposed on the stereoscopic sorting rack 5 within the recognition area of the sorting recognition control system 11, and the movable goods turning mechanism is disposed corresponding to the dynamic balance sorting trolley 7 and operates synchronously and differentially with the dynamic balance sorting trolley 7.

The movable cargo turning mechanism 15 is driven by a driving device to realize reciprocating motion, the movable cargo turning mechanism 15 comprises a synchronous moving wheel 150, a turning frame 151 arranged on the synchronous moving wheel 150, a swing control valve 152 arranged on the turning frame 151, and a swing part 154 connected with the swing control valve 152, the swing control valve 152 controls the swing part 154 to realize a swinging turning main body 153, the turning main body 153 is a vacuum chuck claw, and the maximum adsorption gravity of the vacuum chuck claw can reach 50 kg. The swing control valve can be of a hydraulic control type, for example, various forms such as an electromagnetic induction control type can also be adopted.

When the dynamic balance sorting trolley 7 enters the working range of the sorting identification control system 11 to carry out high-speed dynamic weighing, cargoes are scanned, when the sorting identification control system 11 does not detect a single cargoes code, the control system sends code turning information to the movable cargoes code turning mechanism 15, at the moment, the movable cargoes code turning mechanism 15 is started, the swinging control valve 152 acts to drive the code turning main body to swing up and down while synchronously moving along the moving direction of the dynamic balance sorting trolley 7, meanwhile, the code turning main body 153 carries out vacuum suction on cargoes to turn over and swing, the single cargoes are turned over by a certain angle to the position which can be identified by the sorting identification control system 11, quick code scanning is realized, and then the cargoes are synchronously put into the dynamic balance sorting trolley 7. After the operation is completed, the movable cargo turning mechanism 15 is reset, and then the next operation is performed.

Example 3:

in embodiment 3 shown in fig. 15 and 16, a high-speed dynamic weighing and sorting machine has the same technical scheme as that of embodiment 1, except that:

the weighing slide rail assembly 102 comprises a rail frame 102-1, a weighing rail surface 102-2, a strain rod 102-3, a plurality of dynamic weighing sensors 102-4 and a weighing module 102-5, wherein the dynamic weighing sensors 102-4 are arranged on the strain rod 102-3, and each dynamic weighing sensor 102-4 independently senses the deformation of the strain rod 102-3 and generates an independent signal which is directly proportional to the weight force to be applied to the weighing module 102-5. The track frame 102-1, the weighing track surface 102-2, the strain rods 102-3, a plurality of dynamic weighing sensors 102-4 and weighing modules 102-5 are integrated into a whole, so that each group of weighing slide rail assemblies 102 has stable bearing performance, and each group of weighing slide rail assemblies 102 can independently output signals and are redundant; or the two groups of weighing slide rail assemblies 102 finally output a composite signal to realize high-speed dynamic weighing, and the weighing effect is good and the accuracy is high.

The dynamic weighing and sorting method of the high-speed dynamic weighing and sorting mechanism described in the above embodiment includes the following steps:

step 1: the power transmission device is started by supplying power to the trolley-free wire, the driving motor 60 drives the driving large gear 66 to rotate, and the driving large gear drives the transmission chain 63 to rotate along the track 50;

step 2: the dynamic balance sorting trolley 7 is driven by a transmission chain 63 to stably run at a high speed along the double-row sliding track 51 on the track;

step 3: the goods are automatically conveyed and placed on the tray 12 of each dynamic balance sorting trolley through the mechanical arm, and the dynamic balance sorting trolley 7 runs while carrying the goods;

step 4: when the dynamic balance sorting trolley 7 runs into the detection range of the sorting identification control system 11, the sorting identification control system 11 starts to monitor and scan the cargoes in real time for code identification; meanwhile, the dynamic balance sorting trolley 1 enters the dynamic weighing mechanism 10 at a high speed to realize non-stop dynamic weighing; the dynamic weighing mechanism 10 accurately weighs the weight of the goods according to the weight of the goods and transmits the weight of the goods to the sorting identification control system 11; step 5: the dynamic weighing mechanism detects the weight of cargoes through a sectional weight detection unit and transmits detection signals to the sorting identification control system 11; the sorting identification control system 11 judges the sorting area of the cargoes according to the weight of the cargoes, the identification information of the face single scanning code and the like, and transmits blanking signals to the dynamic balance sorting trolley;

Step 6: the dynamic balance sorting trolley 7 continues to run to the designated falling part slideway mechanism 9 according to the signals of the sorting identification control system 11, at the moment, the electromagnetic valve 80 in the trolley tipping device 8 acts, the rocker 79 on the dynamic balance sorting trolley 7 is subjected to fixed-point positioning overturning control through the electric push rod 84, falling parts are realized, goods are tipped to the designated falling part slideway, and the goods slide down along the inclined slideway 91 and the movable slideway 92 for collection, so that sorting is completed.

In step 4, when the sorting identification control system 11 does not detect that the code scanning cannot be achieved on the cargo surface sheet, the movable cargo code turning mechanism 15 is started and runs synchronously with the dynamic balance sorting trolley 7, the cargoes in the tray 12 are sucked and turned over, and after the code scanning of the sorting identification control system 11 is completed, the code turning main body returns the cargoes to the original dynamic balance sorting trolley to enter the next operation.

The dynamic balance sorting trolley after turning over and blanking is reset to a horizontal state through the weighing uplink slide rail 101 when passing through the dynamic weighing mechanism 10 next time.

According to the high-speed dynamic weighing and sorting machine, full-automatic operation is achieved, a host adopts a sub-part mode of sub-parts on the bottom layer and sub-parts on the upper layer, the functions of port entering, port exiting, bag collecting and small part dynamic weighing and slideway electric lifting can be achieved, the functions of multiple purposes and personnel saving are achieved, the time efficiency is improved truly, the host adopts a power supply mode without a trolley line for guaranteeing that the failure rate of the net points is reduced in the normal sorting and using process, and the accuracy of the turning plate is achieved in a hundred percent by adopting a mechanical push rod mode.

The high-speed dynamic weighing and sorting machine has the advantages that the size of the sorting equipment is small, the sorting speed is high, the sorting speed is 1.2-2 meters per second, the ageing of about 8000-20000 pieces of small and large pieces per hour can be completed, the maximum weight of the tray can reach 10 kg, and the accurate weighing of any weight of articles can be realized. The high-speed dynamic online non-stop weighing is adopted, and dynamic accurate weighing can be realized in two different weighing modes.

The high-speed dynamic weighing sorter adopts the mobile goods turning mechanism to perform online turning operation, has no stay interval, can not have the problem of incomplete code scanning, and has good cooperative performance.

The design structure of the machine head and the machine tail is reasonable, the phenomenon of throwing pieces does not occur in the sorting operation process, the products can meet the daily sorting requirement in the normal use process of the equipment, the safe sorting accuracy of the equipment is realized, the failure rate is low, the maintenance is simple,

the above examples are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. All equivalent changes in shape and structure according to the present invention are intended to be included in the scope of the present invention.

Claims (10)

1. A high speed dynamic weighing sorter comprising:

the main machine (100) is arranged in a space three-dimensional layered manner and comprises a large sorting main machine (200) and a small sorting main machine (300);

The small sorting host (300) comprises:

a dynamic balance sorting trolley (7) which runs at high speed on a small sorting host (300) for realizing sorting; the dynamic balance sorting trolley (7) is provided with a dynamic balance structure (73) and a weighing mechanism (74);

the trolley tipping device (8) is used for realizing the device for tipping the trolley (7) for dynamically balancing and sorting the trolley;

the dynamic weighing mechanism (10) is arranged on the small sorting host machine (300) and is used for realizing high-speed dynamic weighing of the dynamic balance sorting trolley (7) and resetting of the dynamic balance sorting trolley (7) after tipping; a plurality of sectional weight detection units are arranged in the dynamic weighing mechanism (10);

and the sorting identification control system (11) is used for monitoring and sorting the cargoes in real time in the conveying process.

2. The high-speed dynamic weighing sorter of claim 1 wherein: the dynamic balance structure (73) comprises a high-speed running pulley (70), a balance guide wheel (71) and a balance trolley frame (72), wherein the high-speed running pulley (70) is arranged on the balance trolley frame (72) in a dynamic balance structure, and the balance guide wheel (71) is horizontally arranged under the balance trolley frame (72) and is in sliding contact with the small sorting host machine (300); the balance trolley frame (72) comprises a horizontal base (72-1) and a support frame (72-2) vertically arranged at the center of the horizontal base, a balance plate (72-3) and a tipping balance piece (72-4) are arranged on the support frame (72-2), and the weighing mechanism (74) is arranged on the balance plate (72-3).

3. The high-speed dynamic weighing sorter of claim 1 wherein: the weighing mechanism (74) comprises a fixed frame (76), a shaft supporting frame (75) and a movable frame (77) which are arranged in parallel in the vertical direction, a swinging assembly (78) which is rotationally connected to the fixed frame (76) and drives the movable frame (66) to swing up and down, the fixed frame (76) and the shaft supporting frame (75) are provided with shaft fixing seats (13), the shaft fixing seats (13) are horizontally provided with a multifunctional shaft (14), and a rocker arm (79) which is arranged on the movable frame (77) and is movably matched with the multifunctional shaft (14).

4. A high speed dynamic weighing sorter as in claim 3 wherein: the rocker arm (79) comprises a fan-shaped body (79-1) and weighing arms (79-3) horizontally extending at two arc-shaped ends of the fan-shaped body (79-1), and weighing wheels (79-4) are arranged below the weighing arms (79-3); a weighing chute (79-7) is formed in the symmetrical center line of the fan-shaped body (79-1), a turnover arc groove (79-8) is formed in the fan-shaped body (79-1) along the arc length direction, the weighing chute (79-7) is communicated with the turnover arc groove (79-8), a balance protrusion (79-9) is arranged between the weighing chute (79-7) and the turnover arc groove (79-8), and a positioning groove (79-13) is formed in the end part, far away from the weighing chute (79-7), of the turnover arc groove (79-8); a vertical weighing structure is formed between the multifunctional shaft (14) and the weighing chute (79-7), and a horizontal overturning structure is formed between the multifunctional shaft (14) and the overturning arc chute (79-8).

5. The high speed dynamic weighing sorter of any of claims 1 to 4 wherein: the trolley tipping device (8) adopts a mechanical push rod structure to realize fixed-point positioning and tipping control, and the trolley tipping device (8) comprises a sliding chassis (80), an electromagnetic valve (81) with an electric push rod (84), a push rod bracket (82) connected with the electric push rod (84) and realizing timing swing through the electric push rod (84), and a push plate (83) arranged on the push rod bracket (82).

6. The high speed dynamic weighing sorter of any of claims 1 to 4 wherein: the dynamic weighing mechanism (10) comprises an uplink weighing sliding rail (101), a weighing sliding rail assembly (102) and a downlink weighing sliding rail (103), wherein a separation gap (H) is formed between the weighing sliding rail assembly (102) and the uplink weighing sliding rail (101) as well as between the weighing sliding rail assembly and the downlink weighing sliding rail (103).

7. The high-speed dynamic weighing sorter of claim 6 wherein: the weighing slide rail assembly (102) comprises a weighing track surface (102-2), a weighing module (102-5) and a dynamic weighing sensor (102-4), wherein the weighing module (102-5) and the dynamic weighing sensor (102-4) are arranged in the weighing track surface (102-2), the sectional type weight detection unit is arranged in the weighing module (102-5), and the sectional type weight detection unit comprises a plurality of detection modules in different weight sensitive areas; or, the weighing slide rail assembly (102) comprises a rail frame (102-1), a weighing rail surface (102-2), a strain rod (102-3), a plurality of dynamic weighing sensors (102-4) and a weighing module (102-5), wherein the dynamic weighing sensors (102-4) are arranged on the strain rod (102-3), and each dynamic weighing sensor (102-4) independently senses the deformation of the strain rod (102-3) to generate an independent signal which is directly proportional to the weight force and outputs the independent signal to the weighing module (102-5).

8. The high speed dynamic weighing sorter of any of claims 1 to 4 wherein: the movable cargo code turning mechanism (15) is driven by a driving device to realize reciprocating motion, the movable cargo code turning mechanism (15) comprises a swing control valve (152) and a swing component (154) connected with the swing control valve (152), a code turning main body (153) capable of achieving up-and-down swing is driven by the swing component (154), and the code turning main body (153) is a vacuum chuck.

9. The high speed dynamic weighing sorter of any of claims 1 to 4 wherein: the automatic lifting device is characterized by further comprising a falling piece slide way mechanism (9), wherein the falling piece slide way mechanism (9) comprises a sliding lifting cylinder assembly (90), an inclined slide way (91) and a movable slide way (92), the sliding lifting cylinder assembly (90) is obliquely arranged, the extending end of a piston rod (93) of the sliding lifting cylinder assembly (90) is connected to the movable slide way (92), and the movable slide way (92) is driven to realize any-position action and support; the power transmission device (6) is driven by a motor gear; the large sorting host machine (200) and the small sorting host machine (300) adopt a power supply mode without a trolley line; an anti-throwing tray (12) is also arranged on the dynamic balance sorting trolley (7).

10. The dynamic weighing and sorting method of the high-speed dynamic weighing and sorting machine is characterized by comprising the following steps of:

step 1: the power transmission device is started to drive the transmission chain to rotate along the track by supplying power to the non-sliding contact line;

step 2: the dynamic balance sorting trolley moves along the track at a high speed under the drive of the transmission chain;

step 3: the goods are automatically conveyed and placed on a tray of a dynamic balance sorting trolley, and the dynamic balance sorting trolley operates while carrying the goods;

step 4: when the dynamic balance sorting trolley runs into the detection range of the sorting identification control system, the sorting identification control system starts to monitor and scan the goods in real time for identification; meanwhile, the dynamic balance sorting trolley enters a dynamic weighing mechanism at a high speed to realize non-stop dynamic weighing; when the sorting identification control system does not detect that the goods object plane list can not realize code scanning, the movable goods code turning mechanism is started and synchronously operates with the dynamic balance sorting trolley to absorb and turn the codes of goods in the tray;

step 5: the dynamic weighing mechanism detects the weight of cargoes through the sectional weight detection unit and transmits detection signals to the sorting identification control system;

step 6: the dynamic balance sorting trolley continues to run to the appointed falling part slideway mechanism according to the signals of the sorting identification control system, at the moment, the trolley tipping device acts, and the rocker arm on the dynamic balance sorting trolley is subjected to fixed-point positioning and overturning control through the electric push rod, so that falling parts are realized, and sorting is completed.