CN108946104B - Magnetic shoe weighing and classifying system and working method thereof - Google Patents

Abstract

The invention discloses a magnetic shoe weighing and classifying system which comprises a classifying machine base, wherein a magnetic shoe feeding mechanism, a magnetic shoe rapid weighing mechanism, a magnetic shoe transferring mechanism, a magnetic shoe classifying and conveying mechanism, a magnetic shoe stacking mechanism and a control mechanism are fixedly arranged on the classifying machine base, and the magnetic shoe feeding mechanism can convert vertically placed workpieces into horizontal arrangement and keep certain intervals among the workpieces. The magnetic shoe rapid weighing mechanism is used for weighing the weight of the workpiece. The magnetic shoe classification conveying mechanism is used for pushing classified workpieces into the stacking trolleys of each group according to the weight of the workpieces. The magnetic shoe stacking mechanism stacks and arranges the groups of workpieces in order and outputs the workpieces in groups. The magnetic shoe classifying and conveying mechanism and the magnetic shoe stacking mechanism are combined to realize the function of converting the horizontal interval arrangement of the magnetic shoes into vertical compact arrangement and placement. The invention has the advantages of automatic weighing and sorting to complete the weighing and sorting tasks, reduced labor capacity of workers and improved production efficiency.

Description

Magnetic shoe weighing and classifying system and working method thereof

Technical Field

The invention belongs to the technical field of magnetic shoe detection, and particularly relates to a magnetic shoe weighing and classifying system and a working method thereof.

Background

The magnetic shoe is a motor magnetic core component, and when the motor magnetic core is produced, the magnetic shoe needs to be detected and transported in a classified mode.

The product weighing in the market at present is carried out by workers on an electronic balance, the influence of human factors on production is large, and the problems of low weighing efficiency, unstable weighing beat and the like exist. The manual weighing is changed into the automatic weighing and sorting machine to finish the weighing and sorting tasks, so that the labor capacity of workers is reduced, the labor cost is reduced, and the production efficiency is improved.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the magnetic shoe weighing and sorting system capable of automatically weighing and sorting to finish weighing and sorting tasks, reducing the labor capacity of workers, lowering the labor cost and improving the production efficiency and the working method thereof.

In order to achieve the technical purpose, the invention adopts the following technical scheme:

the magnetic shoe weighing and classifying system comprises a classifying machine base, a magnetic shoe feeding mechanism, a magnetic shoe rapid weighing mechanism, a magnetic shoe transferring mechanism, a magnetic shoe classifying and conveying mechanism, a magnetic shoe stacking mechanism and a control mechanism are fixedly arranged on the classifying machine base,

the magnetic shoe feeding mechanism comprises a feeding mechanism bracket, the feeding mechanism bracket is fixed on a base of the classifier, a high-level conveyer and a low-level conveyer are arranged at the upper part of the feeding mechanism bracket, the high-level conveyer comprises a high-level motor, a front high-level transmission shaft, a rear high-level transmission shaft and a high-level transmission belt, the high-level transmission belt is wound on the front high-level transmission shaft and the rear high-level transmission shaft, the high-level motor is in transmission connection with the front high-level transmission shaft and the rear high-level transmission shaft, the high-level motor can drive the high-level transmission belt to rotate, the low-level transmission belt is wound on the front low-level transmission shaft and the rear low-level transmission shaft, the low-level motor is in transmission connection with the front low-level transmission shaft and the rear low-level transmission shaft, the tail of the high-level conveyer is adjacent to the head of the low-level conveyer, the high-level transmission belt is higher than the low-level transmission belt, the rotating speed of the high-level transmission belt is lower than the low-level transmission belt, the front magnetic shoe pushing device comprises a front pushing cylinder, a front push plate, a front inductor, a front slideway and a blocking device, wherein the front pushing cylinder, the front inductor and the front slideway are all fixed on the frame of the low-level conveyor, the front pushing cylinder is positioned on one side of a low-level transmission belt, the front slideway is symmetrically arranged on the other side of the low-level transmission belt, the front push plate is in transmission connection with the front pushing cylinder, the front push plate can be pushed out by the front pushing cylinder, the front push plate transversely passes through the surface of the low-level transmission belt to reach the inlet of the front slideway, the front inductor faces the surface of the low-level transmission belt for inducing the magnetic shoe on the low-level transmission belt, the blocking device comprises a blocking frame, a blocking cylinder and a blocking baffle, two ends of the blocking frame are fixed on the frame of the low-level conveyor, the middle part spans on the low-level transmission belt, the gap between the middle part of the blocking frame and the low-level transmission belt is larger than the height of a workpiece, a blocking cylinder is arranged in the middle part of the blocking frame and is in transmission connection with a blocking baffle plate, the blocking cylinder can push down the blocking baffle plate to block the blocking baffle plate on the low-level transmission belt, the workpiece is blocked, the rear magnetic shoe pushing device comprises a rear pushing cylinder, a rear push plate, a rear inductor, a rear slideway and a rear baffle plate, the rear pushing cylinder, the rear inductor, the rear slideway and the rear baffle plate are all fixed on a frame of the low-level conveyor, the rear pushing cylinder is positioned on one side of the low-level transmission belt, the rear baffle plate is positioned on one side of the rear pushing cylinder and is arranged behind the rear pushing cylinder for blocking the magnetic shoe, the rear slideway is symmetrically arranged on the other side of the low-level transmission belt, the rear push plate is in transmission connection with the rear push cylinder, the rear push cylinder can push the rear push plate out, the rear push plate transversely passes through the surface of the low-level transmission belt and reaches the inlet of the rear slideway, the rear inductor faces the surface of the low-level transmission belt and is used for inducing magnetic shoes on the low-level transmission belt, and the control mechanism is connected with the front inductor, the rear inductor, the high-level motor, the low-level motor, the front push cylinder, the rear push cylinder and the blocking cylinder and can receive signals of the front inductor and the rear inductor to control the operation of the high-level motor, the low-level motor, the front push cylinder, the rear push cylinder and the blocking cylinder;

The magnetic shoe quick weighing mechanism comprises two groups of weighing structures, each group of weighing structure comprises a weighing mechanism base, a weighing scale is arranged on the upper part of the weighing mechanism base, a lifting cylinder is fixed on the lower part of the weighing scale, a scale pan for placing magnetic shoes is arranged at the upper end of the weighing scale, a tray is arranged above the scale pan, the lower part of the tray is connected with the lifting cylinder through a guide rod, the lifting cylinder can push the guide rod to enable the tray to move up and down, a tray opening penetrating up and down is formed in the middle of the tray, the outlet ends of a front slideway and a rear slideway are positioned right above the tray opening of the corresponding tray, the magnetic shoes can slide on the tray from the front slideway or the rear slideway and cross the two sides of the tray opening, and when the tray moves down, the scale pan can pass from the tray opening from bottom to top to support the magnetic shoes placed on the tray; the weighing scale and the lifting cylinder are connected with a control mechanism, the control mechanism can receive signals of the weighing scale, the control mechanism can control the lifting cylinder to operate,

the magnetic shoe transfer mechanism comprises a left side support and a right side support, two transverse linear electric cylinders are erected on the left side support and the right side support, one end of each transverse linear electric cylinder is fixedly connected with the left side support, the other end of each transverse linear electric cylinder is fixedly connected with the right side support, the transverse linear electric cylinders span right above the corresponding trays and the rear parts of the magnetic shoe classification conveying mechanisms, a fixed support is arranged on the back surfaces of the transverse linear electric cylinders, a sliding device is arranged on the transverse linear electric cylinders and comprises a mounting frame, a vertical cylinder, a negative pressure suction mounting frame, a negative pressure suction joint and a sliding sheet, the mounting frame is positioned on the front surface of each transverse linear electric cylinder, the sliding sheet is fixed on the upper part of the mounting frame, the sliding sheet extends above the transverse linear electric cylinders, one end of each sliding sheet is provided with a tank chain, the other end of each tank chain is arranged on the fixed support, the vertical cylinder is arranged on the mounting frame, a cylinder shaft of the vertical cylinder faces downwards, the lower end of the cylinder shaft is fixedly connected with the negative pressure mounting frame, the negative pressure suction mounting frame is provided with the negative pressure suction joint, the negative pressure suction motor is connected with a negative pressure source, the negative pressure motor is connected with the negative pressure suction device in a sliding way, and can drive the negative pressure motor to move transversely along the linear guide rail along the axial direction, and the negative pressure suction port is in a sliding way, and can move transversely along the direction of the linear guide rail, and can move along the direction of the screw, and the screw rod is matched with the screw rod, and can move transversely along the negative pressure suction port and the linear guide rail when the lead screw is axially and can move along the negative pressure suction port and the suction device; the lower part of the transverse linear electric cylinder is axially provided with a plurality of position sensors along the transverse linear electric cylinder, the position sensors are in one-to-one correspondence with the workpiece walkways of the magnetic shoe classification conveying mechanism, the mounting frame is provided with a position indicating sheet, when the mounting frame slides on the transverse linear electric cylinder, the position indicating sheet can just slide from the sensing window of the position sensor, so that the position sensor senses the position indicating sheet, the position sensor is connected with the control mechanism, the position sensor can send signals to the control mechanism, and the control mechanism is also connected with the transverse moving motor, the vertical cylinder and the negative pressure suction joint and can control the three to operate;

The magnetic shoe classified conveying mechanism comprises a conveying mechanism bracket, a classified conveyor is arranged on the conveying mechanism bracket, the classified conveyor comprises a classified conveyor motor, a front roller, a rear roller and a conveying belt, the conveying belt is wound on the rollers in a head-to-tail mode, the classified conveyor motor is in transmission connection with the rollers, the classified conveyor motor drives the conveying belt to rotate through the rollers, so that the magnetic shoe placed at the rear part of the conveying belt can move forwards along with the conveying belt, a channel device is arranged on the classified conveyor, the channel device comprises a front sliding rail mounting frame, a rear sliding rail mounting frame, a channel baffle and a channel baffle width adjusting device, the front sliding rail mounting frame and the rear sliding rail mounting frame are spanned above the conveying belt, the two ends of the front sliding rail mounting frame and the rear sliding rail mounting frame are fixed on the classified conveyor frame, the front sliding rail mounting frame and the rear sliding rail mounting frame are in clearance fit, a plurality of front telescopic shaft sleeve mounting seats which are arranged at equal intervals left and right are arranged on the front sliding rail mounting frame, rear telescopic shaft sleeve mounting seats which are in one-to-one correspondence with the front telescopic shaft sleeve mounting seats are arranged on the rear sliding rail mounting frame, a sliding long shaft which extends left and right and spans over the conveying belt is fixed on the front sliding rail mounting frame and the rear sliding rail mounting frame, the channel baffle comprises a left baffle plate and a right baffle plate which are arranged along the trend of the conveying belt, the left baffle plate and the right baffle plate can be hung on the sliding long shaft in a sliding way left and right, the lower surface of the left baffle plate and the lower surface of the right baffle plate are close to but do not contact with the conveying belt, a workpiece walking path is formed between the left baffle plate and the right baffle plate, the channel baffle plate width adjusting device comprises a telescopic shaft, a connecting rod shaft and two connecting rods, the telescopic shaft passes through the corresponding front telescopic shaft sleeve mounting seat and the rear telescopic shaft sleeve mounting seats, the connecting rod shaft is fixed on the telescopic shaft, the connecting rod shaft is positioned between the front sliding rail mounting frame and the rear sliding rail mounting frame, the two connecting rods are hinged with the connecting rod shaft from side to side, the left connecting rod is hinged with the left baffle plate, the right connecting rod is hinged with the right baffle plate, and when the telescopic shaft moves forwards or backwards, the connecting rod shaft follows, so that the two connecting rods rotate relative to the connecting rod shaft, and the left baffle plate and the right baffle plate slide oppositely or oppositely along the sliding long shaft, so that the width of a workpiece pavement is changed; the front end of the workpiece pavement is in butt joint with a sliding plate of the magnetic shoe stacking mechanism, and after the magnetic shoe moves to the front end of the workpiece pavement, the magnetic shoe slides onto the sliding plate;

The magnetic shoe stacking mechanism comprises stacking brackets, a plurality of parallel stacking slide rails are arranged on the stacking brackets, a stacking trolley is slidably arranged on each stacking slide rail, the stacking trolley is in one-to-one correspondence with the workpiece walkways, the stacking trolley can slide along the stacking slide rails, a magnetic shoe detection device is fixed on the stacking brackets and comprises a slide mounting rack, a sliding plate, a front slide mounting rack and an opposite sensor mounting rack, the lower end of the slide mounting rack is fixed on the stacking brackets, the sliding plate is fixed on the slide mounting rack, the sliding plate horizontally spans over all the stacking slide rails, the sliding plate is obliquely arranged, the magnetic shoe passing through the sliding plate can slide into the stacking trolley, two ends of the opposite sensor mounting rack are fixedly connected with two ends of the sliding plate, opposite sensors in one-to-one correspondence with the stacking trolley are arranged on the opposite sensor mounting rack and the sliding plate, when the magnetic shoe slides from the sliding plate, the detection light of the corresponding correlation sensor can be temporarily shielded, the rack arranged axially is arranged below the stacking trolley, the rack is respectively in snap fit with a damper and a brake, the damper and the brake are both fixed on a damping mounting frame, the damper can slow down the sliding speed of the stacking trolley on a stacking sliding rail, the brake can brake the stacking trolley, the stacking trolley is a -shaped trolley with an upper opening formed by a bottom plate, a left side plate and a right side plate, a baffle is arranged at the front end of the stacking trolley, the baffle can block a magnetic shoe so that the magnetic shoe cannot cross the front end of the stacking trolley, the rear end of the stacking trolley is matched with a pen-shaped air cylinder, the pen-shaped air cylinder is fixed on the lower surface of a front slide mounting frame, an air cylinder shaft of the pen-shaped air cylinder axially extends into the stacking trolley, the distance between the front end of the air cylinder shaft and the baffle is one magnetic shoe thickness, and when the magnetic shoe slides down from the sliding plate, just in time stand and fall between cylinder axle front end and baffle, magnetic shoe stacking mechanism includes travel switch, and travel switch installs in stacking slide rail front end, and when stacking dolly slid to stacking slide rail front end, stacking dolly can touch travel switch, and correlation sensor and travel switch all are connected with control mechanism to can be with signal transmission to control mechanism, control mechanism can be according to signal control pen-shaped cylinder and stopper operation.

In order to optimize the technical scheme, the specific measures adopted further comprise:

the high-level conveyor is provided with the fixed baffle and the movable baffle which are axially arranged along the high-level conveyor belt, the fixed baffle is fixed on the frame of the high-level conveyor belt, meanwhile, the fixed baffle is arranged on the left upper surface of the high-level conveyor belt and is in clearance fit with the high-level conveyor belt, the movable baffle can be transversely movably arranged on the frame of the high-level conveyor belt, meanwhile, the movable baffle is arranged on the right upper surface of the high-level conveyor belt and is in clearance fit with the high-level conveyor belt, and the clearance between the fixed baffle and the movable baffle is matched with the width of the magnetic shoe; the movable baffle is connected with the guardrail frame through a first adjusting rod, the guardrail frame is fixed on the frame of the high-position conveyor, the first adjusting rod is connected with the guardrail frame in a sliding mode, the movable baffle is fixed at one end of the first adjusting rod, and the movable baffle is enabled to be close to or far away from the fixed baffle through transverse sliding through the first adjusting rod.

The low-level conveyor is provided with two groups of fixed guide plates and movable guide plates which are axially arranged along the low-level conveyor, the fixed guide plates are fixed on a frame of the low-level conveyor, meanwhile, the fixed guide plates are arranged on the left upper surface of the low-level conveyor and are in clearance fit with the low-level conveyor, the movable guide plates can be transversely movably arranged on the frame of the low-level conveyor, meanwhile, the movable guide plates are arranged on the right upper surface of the low-level conveyor and are in clearance fit with the low-level conveyor, and the clearance between the fixed guide plates and the movable guide plates is equal to the clearance between the fixed baffle and the movable baffle; the movable guide plate is fixed at one end of a second adjusting rod, the second adjusting rod is connected with a fixed block fixed on a frame of the low-position conveyor, and the second adjusting rod enables the movable guide plate to be close to or far away from the fixed guide plate through transverse sliding.

The weighing module mounting plate is fixed on the upper portion of the weighing mechanism base through support legs arranged at four corners, the distance between the weighing module mounting plate and the weighing mechanism base is larger than the maximum travel of the tray moving up and down, and the weighing scale is fixed on the weighing module mounting plate.

The number of the guide rods is two, the guide rods are respectively positioned at the left side and the right side of the lower part of the tray, the two guide rods respectively penetrate through the weighing module mounting plate and are fixedly connected with the lifting plate positioned between the weighing module mounting plate and the weighing mechanism base, and the cylinder shaft of the lifting cylinder penetrates through the weighing mechanism base and is fixedly connected with the lifting plate.

The weighing scale is fixed on the upper shock-absorbing plate, a flexible cushion layer is arranged between the upper shock-absorbing plate and the middle shock-absorbing plate, four corners of the middle shock-absorbing plate are respectively and indirectly connected to the lower shock-absorbing plate through rubber shock-absorbing columns, and the lower shock-absorbing plate is fixed on the upper surface of the weighing module mounting plate; the flexible cushion layer is a double-layer rubber cushion which is overlapped up and down.

The weighing module mounting plate is provided with the linear bearing at the penetrating position of the guide rod, the guide rod penetrates through the linear bearing, and the linear bearing is used for preventing the guide rod from shaking.

The left baffle and the right baffle are arranged above the conveying belt transversely at equal intervals, and correspondingly, the front telescopic shaft sleeve mounting seat, the rear telescopic shaft sleeve mounting seat, the channel baffle width adjusting device and the workpiece walkway are five.

The front ends of the left baffle and the right baffle are downwards bent, so that the front end of the workpiece pavement is a downwards inclined pavement.

One end of each of the five telescopic shafts is fixedly connected with the same telescopic shaft fixing plate, and a pushing handle is arranged on each telescopic shaft fixing plate.

When the magnetic tiles are not placed on the stacking trolley, the front end of the stacking trolley and the front end of the stacking slide rail have a distance which is equal to the stacking thickness of the maximum magnetic tile of the stacking trolley.

The front end of the cylinder shaft of the pen-shaped cylinder is fixedly provided with the buffer plate structure, the buffer plate structure comprises a cylinder shaft plate, an axial guide rod, a spring and a push plate, the cylinder shaft plate is fixed at the front end of the cylinder shaft, the rear end of the axial guide rod penetrates through the cylinder shaft plate, the axial guide rod can axially slide in the cylinder shaft plate, the front end of the axial guide rod is fixed with the push plate, the push plate is parallel to the cylinder shaft plate, the spring is sleeved on the axial guide rod, and the spring is located between the push plate and the cylinder shaft plate.

The baffle plate is provided with a vertical slot, the vertical slot can be inserted with an inner side plate, and the inner side plate is used for changing the width of a magnetic shoe stacking area of the stacking trolley.

The stacking module further comprises an early warning detector and an alarm module, wherein the early warning detector is arranged on one of the left side and the right side of the stacking slide rail, the two early warning detectors are respectively arranged in a pair, and when the stacking trolley moves to the stacking thickness of three to five magnetic shoes from the front end of the stacking slide rail, the early warning detector can detect the stacking trolley and transmit information to the control mechanism, and the control mechanism controls the alarm module to alarm.

Foretell early warning detector is fixed on the early warning detector mounting panel, and the early warning detector mounting panel is fixed on the sorter base, and attenuator and stopper are all installed on the damping mounting bracket, and the damping mounting bracket is fixed on the sorter base.

The control mechanism is a PLC and a touch screen.

The working method of the magnetic shoe weighing and classifying system is characterized by comprising the following steps of: the method comprises the following steps:

1) The method comprises the steps that a plurality of standing magnetic shoes are placed on a high-level conveyor in a group manner, a high-level transmission belt of the high-level conveyor rotates to drive a magnetic shoe group to move to a low-level conveyor, when the magnetic shoe group moves to the rear end of the high-level conveyor, a first magnetic shoe closest to the low-level conveyor falls on the low-level conveyor, the magnetic shoe changes from a standing state to a falling state, the conveying speed of the low-level conveyor is higher than that of the high-level conveyor, and when a second magnetic shoe falls on the low-level conveyor in a falling state, the two magnetic shoes on the low-level conveyor are separated from each other by a distance to form clearance fit;

2) When a first magnetic shoe passes through the front sensor, the front sensor senses the magnetic shoe and transmits a signal to the control mechanism, and the control mechanism controls the blocking cylinder to move downwards after the magnetic shoe passes through, so that the blocking baffle plate is blocked on the low-position transmission belt to block the second magnetic shoe from passing through;

3) When the first magnetic shoe reaches the rear inductor, the rear inductor transmits a signal to the control mechanism, the control mechanism controls the rear pushing cylinder to extend out, the first magnetic shoe is slid out of the rear slideway through the rear push plate and falls onto a tray corresponding to the rear slideway, when the second magnetic shoe reaches the front inductor, the front inductor transmits the signal to the control mechanism, the control mechanism controls the front pushing cylinder to extend out, and the second magnetic shoe is slid out of the front slideway through the front push plate and falls onto the tray corresponding to the front slideway; repeating the steps 1) to 3) for two groups of magnetic shoes;

4) After the magnetic shoe falls onto the tray, the control mechanism controls the lifting cylinder to move downwards, so that the tray moves downwards, the scale pan passes through the tray opening, the magnetic shoe placed on the tray is jacked up, the magnetic shoe is completely separated from the tray, the magnetic shoe is weighed by the weighing scale, and the weight information of the magnetic shoe is sent to the control mechanism;

5) After weighing, the control mechanism controls the lifting cylinder to move upwards to enable the tray to move upwards, the scale pan withdraws from the tray opening, and the magnetic shoe falls onto the tray;

6) The control mechanism controls the operation of the traversing motor, slides the sliding device to the position right above the tray, then controls the vertical cylinder to move downwards, moves the negative pressure suction joint downwards, when the negative pressure suction joint contacts the magnetic shoe, opens a connecting valve between the negative pressure source and the negative pressure suction joint, the negative pressure suction joint generates suction force, the magnetic shoe is sucked on the negative pressure suction joint, then controls the vertical cylinder to move upwards, lifts the magnetic shoe, then controls the traversing motor to operate, moves the sliding device to a workpiece pavement of the magnetic shoe classification conveying mechanism, different workpiece pavement are preset to be the magnetic shoe corresponding to different weight intervals, and the control mechanism determines which workpiece pavement the magnetic shoe is to be placed in according to the weighing information of the magnetic shoe transmitted by the weighing scale;

7) When the sliding device reaches the correct workpiece walking way, the position indicating piece of the sliding device just moves to the position sensor corresponding to the workpiece walking way, the position sensor transmits signals to the control mechanism, the control mechanism controls the vertical cylinder to move downwards to move the negative pressure suction joint downwards, and the control mechanism closes the connecting valve between the negative pressure source and the negative pressure suction joint to enable the magnetic shoe to drop into the workpiece walking way;

8) The magnetic shoe moves along the workpiece pavement and falls onto the sliding plate, the initial position of the stacking trolley is positioned in the middle of the stacking sliding rail, the distance between the front end of the stacking trolley and the front end of the stacking sliding rail is equal to the maximum workpiece stacking thickness of the stacking trolley, and the lower end of the sliding plate is positioned right above the front part of the stacking trolley; the front end of the cylinder shaft of the pen-shaped cylinder extends into the stacking trolley and is provided with a standing magnetic shoe with the front end of the stacking trolley;

9) The first magnetic shoe slides down along the inclination of the sliding plate, slides off the sliding plate after passing through the correlation sensor, just falls on the front part of the stacking trolley in a standing posture and is positioned between the cylinder shaft of the pen-shaped cylinder and the baffle plate; the correlation sensor detects that a first magnetic shoe passes through and transmits a signal to the control mechanism, the control mechanism controls the cylinder shaft of the pen-shaped cylinder to extend out, the push plate at the front end of the cylinder shaft pushes the first magnetic shoe which falls onto the stacking trolley, the first magnetic shoe pushes the baffle plate to enable the whole stacking trolley to slide forwards on the stacking slide rail, the resistance of the damper enables the stacking trolley to stably advance, after the cylinder shaft pushes the distance of one magnetic shoe thickness forwards, the control mechanism controls the cylinder shaft of the pen-shaped cylinder to retract, and meanwhile, the brake is controlled to brake the stacking trolley, and at the moment, the distance of one standing magnetic shoe is arranged between the front end of the cylinder shaft of the pen-shaped cylinder and the first magnetic shoe;

10 When the second magnetic shoe is put on the sliding plate through mechanical transmission, repeating the step 9); when the stacking trolley advances to the stacking thickness of three to five magnetic shoes from the front end of the stacking slide rail, entering the step 11);

11 The early warning detector can detect the stacking trolley and transmit information to the control mechanism, and the control mechanism controls the alarm module to alarm so as to remind workers that the stacking trolley is about to be filled;

12 The front end of the stacking trolley moves to the front end of the sliding rail and touches the travel switch, at the moment, the stacking trolley just stacks the magnetic tiles, a worker takes out the standing magnetic tiles which are closely attached in the stacking trolley in groups, and then pushes the empty stacking trolley to the initial position of the stacking trolley in the step 8).

The distance between the fixed baffle and the movable baffle of the high-position transmission belt, the distance between the fixed guide plate and the movable guide plate of the low-position conveyor, the width of a workpiece pavement and the width of a magnetic shoe stacking area of the stacking trolley are all adapted to the width of the magnetic shoe.

Among the five workpiece walkways, the rightmost workpiece walkway is an nonstandard walkway, the workpiece walkway is preset to be a magnetic shoe with unqualified corresponding weight, the four workpiece walkways are standard-engaging walkways, the four workpiece walkways are preset to be magnetic shoes with different weight intervals, when the front end of a certain stacking trolley moves to the front end of a sliding rail and touches a travel switch, the travel switch transmits signals to a control mechanism, all the magnetic shoes ready to enter the workpiece walkway after weighing at the moment move to the nonstandard walkway, the magnetic shoes are stacked in stacking trolleys matched with the nonstandard walkways through the nonstandard walkways, and when no stacking trolley touches the travel switch, the magnetic shoes enter the different workpiece walkways in a weight classification mode again; and (5) placing the magnetic shoes in the stacking trolley matched with the nonstandard pavement on the high-order conveyor again, and re-weighing and classifying.

The magnetic shoe weighing and classifying system can change the original production mode of manually weighing and classifying and stacking boxes according to the specified quantity into the production mode of automatically weighing and classifying and automatically stacking the magnetic shoes according to the box loading requirement. The equipment can improve the automation level of the magnetic shoe production line, greatly improve the weighing and classifying efficiency of the magnetic shoe, and simultaneously eliminate the error possibly caused by manual weighing.

Drawings

FIG. 1 is a schematic diagram of a magnetic shoe weighing classification system of the present invention;

FIG. 2 is a first block diagram of the magnetic shoe weighing classification system with the protective shell removed;

FIG. 3 is a second block diagram of the magnetic shoe weighing classification system with the protective shell removed;

FIG. 4 is a schematic diagram of a magnetic shoe feed mechanism;

FIG. 5 is a front view of the magnetic shoe feed mechanism;

FIG. 6 is a schematic diagram of a magnetic shoe quick weighing mechanism;

FIG. 7 is a right side view of FIG. 6;

FIG. 8 is a cross-sectional view of M-M of FIG. 7;

FIG. 9 is a perspective view of a magnetic shoe quick weighing mechanism;

FIG. 10 is a schematic diagram of a magnetic shoe transfer mechanism;

FIG. 11 is a left side view of FIG. 10;

FIG. 12 is a schematic illustration of a magnetic shoe sortation conveyor mechanism;

FIG. 13 is a front view of FIG. 12;

FIG. 14 is a schematic diagram of a magnetic shoe stacking mechanism;

fig. 15 is a right side view of fig. 14;

FIG. 16 is a top view of a magnetic shoe stacking mechanism;

FIG. 17 is a perspective view of a magnetic shoe stacking mechanism;

FIG. 18 is a second perspective view of the magnetic shoe stacking mechanism;

fig. 19 is an enlarged view of the a portion structure of fig. 17;

fig. 20 is an enlarged view of the B section structure of fig. 17.

Wherein the reference numerals are as follows: the sorter base 1, the magnetic shoe feeding mechanism 2, the feeding mechanism bracket 21, the high-order conveyor 22, the high-order motor 221, the front and rear high-order transmission shafts 222, the high-order transmission belt 223, the fixed barrier 224, the movable barrier 225, the first adjusting lever 226, the guardrail frame 227, the low-order conveyor 23, the low-order motor 231, the front and rear low-order transmission shafts 232, the low-order transmission belt 233, the fixed guide plate 234, the movable guide plate 235, the second adjusting lever 236, the fixed block 237, the front magnetic shoe pushing device 24, the front pushing cylinder 241, the front push plate 242, the front inductor 243, the front slide 244, the rear magnetic shoe pushing device 25, the rear pushing cylinder 251, the rear push plate 252, the rear inductor 253, the rear slide 254, the rear barrier 255, the barrier 26, the barrier frame 261, the barrier cylinder 262, the barrier 263, the magnetic shoe rapid weighing mechanism 3, the weighing mechanism base 31, the weighing scale 32, the scale 33, the tray 34 tray opening 34a, guide bar 35, lift cylinder 36, bracket leg 37, weighing module mounting plate 38, lift plate 39, upper damper plate 310, middle damper plate 311, lower damper plate 312, flexible cushion 313, linear bearing 314, magnetic shoe transfer mechanism 4, left side bracket 41, right side bracket 42, lateral linear cylinder 43, load mounting plate 431, traversing motor 432, slide device 44, mounting bracket 441, vertical cylinder 442, negative pressure suction mounting bracket 443, negative pressure suction joint 444, slide sheet 445, position sensor 46, position indicator 47, negative pressure source 45, fixing bracket 49, magnetic shoe sorting conveyor 5, conveyor mechanism bracket 51, sorting conveyor 52, sorting conveyor motor 521, roller 522, conveyor belt 523, channel device 53, front slide mounting bracket 531, rear slide mounting bracket 532, front telescopic mounting bracket 533, rear telescopic mounting bracket 534, slide long shaft 535, and slide long shaft 535, channel shutter 54, left shutter 541, right shutter 542, channel shutter width adjustment device 55, telescopic shaft 551, link shaft 552, link 553, telescopic shaft fixing plate 554, push handle 555, magnetic shoe stacking mechanism 6, stacking bracket 61, stacking slide rail 611, stacking dolly 62, bottom plate 62a, left side plate 62b, right side plate 62c, shutter 62d, vertical slot 62e, rack 621, damper 622, brake 623, inner side plate 624, damping mount 625, magnetic shoe detection device 63, slide mount 631, slide 632, correlation sensor mount 633, correlation sensor 634, front slide mount 635, pen cylinder 64, cylinder shaft plate 641, axial guide 642, spring 643, push plate 644, travel switch 65, early warning detector 651, early warning detector mount 652, control mechanism 7.

Detailed Description

Embodiments of the present invention are described in further detail below with reference to the accompanying drawings.

The invention relates to a magnetic shoe weighing and classifying system, which comprises a classifying machine base 1, wherein a magnetic shoe feeding mechanism 2, a magnetic shoe rapid weighing mechanism 3, a magnetic shoe transferring mechanism 4, a magnetic shoe classifying and conveying mechanism 5, a magnetic shoe stacking mechanism 6 and a control mechanism 7 are fixedly arranged on the classifying machine base 1,

the magnetic shoe feeding mechanism 2 comprises a feeding mechanism support 21, the feeding mechanism support 21 is fixed on the classifier base 1, a high-order conveyer 22 and a low-order conveyer 23 are arranged at the upper part of the feeding mechanism support 21, the high-order conveyer 22 comprises a high-order motor 221, a front high-order transmission shaft 222, a rear high-order transmission shaft 222 and a high-order transmission belt 223, the high-order transmission belt 223 is wound on the front high-order transmission shaft 222 and the rear high-order transmission shaft 222, the high-order motor 221 is in transmission connection with the front high-order transmission shaft 222 and the rear high-order transmission shaft 222, the high-order motor 221 can drive the high-order transmission belt 223 to rotate, the low-order conveyer 23 comprises a low-order motor 231, a front low-order transmission shaft 232 and a rear low-order transmission shaft 233 and a low-order transmission belt 233 are wound on the front low-order transmission shaft 232, the low-order motor 231 is in transmission connection with the front low-order transmission shaft 232, the low-order motor 231 can drive the low-order transmission belt 233 to rotate, the tail part of the high-order conveyer 22 is similar to the head part of the low-order conveyer 23, the high-order transmission belt 223 is higher than the low-order transmission belt 233, the rotating speed of the high-order transmission belt 223 is lower than that of the low-order transmission belt 233, a front magnetic shoe pushing device 24 and a rear magnetic shoe pushing device 25 are arranged on the frame of the low-order transmission belt 233, the front magnetic shoe pushing device 24 comprises a front pushing cylinder 241, a front pushing plate 242, a front inductor 243, a front slideway 244 and a blocking device 26, the front pushing cylinder 241, the front inductor 243 and the front slideway 244 are all fixed on the frame of the low-order transmission belt 23, the front pushing cylinder 241 is positioned on one side of the low-order transmission belt 233, the front slideway 244 is symmetrically arranged on the other side of the low-order transmission belt 233, the front pushing plate 242 is in transmission connection with the front pushing cylinder 241, the front pushing cylinder 241 can push the front pushing plate 242 transversely across the surface of the low-order transmission belt 233 to the inlet of the front slideway 244, the front inductor 243 is opposite to the surface of the low-order transmission belt 233, the blocking device 26 comprises a blocking frame 261, blocking cylinders 262 and blocking baffles 263, wherein two ends of the blocking frame 261 are fixed on a frame of the low conveyor 23, the middle part of the blocking frame stretches across the low conveyor 233, a gap between the middle part of the blocking frame 261 and the low conveyor 233 is larger than the height of a workpiece, the blocking cylinders 262 are arranged in the middle of the blocking frame 261, the blocking cylinders 262 are in transmission connection with the blocking baffles 263, the blocking cylinders 262 can push the blocking baffles 263 downwards to block the low conveyor 233 and block the workpiece, the back magnetic shoe pushing device 25 comprises a back pushing cylinder 251, a back pushing plate 252, a back inductor 253, a back slideway 254 and a back baffle 255, the back pushing cylinder 251, the back inductor 253, the back slideway 254 and the back baffle 255 are fixed on the frame of the low conveyor 23, the back pushing cylinder 251 is positioned on one side of the low conveyor 233, the rear slideway 254 is symmetrically arranged at the other side of the low-level transmission belt 233, the rear baffle 255 is arranged at one side of the rear pushing cylinder 251 and is arranged behind the rear pushing cylinder 251 for blocking the magnetic shoe, the rear pushing plate 252 is in transmission connection with the rear pushing cylinder 251, the rear pushing cylinder 251 can push the rear pushing plate 252 out, the rear pushing plate 252 transversely crosses the surface of the low-level transmission belt 233 and reaches the inlet of the rear slideway 254, the rear inductor 253 is opposite to the surface of the low-level transmission belt 233 and is used for inducing the magnetic shoe on the low-level transmission belt 233, the control mechanism 7 is connected with the front inductor 243, the rear inductor 253, the high-level motor 221, the low-level motor 231, the front pushing cylinder 241, the rear pushing cylinder 251 and the blocking cylinder 262 and can receive signals of the front inductor 243 and the rear inductor 253, and controls the high-level motor 221, the low-level motor 231, the front pushing cylinder 241, operation of the post-push cylinder 251 and the blocking cylinder 262;

The magnetic shoe rapid weighing mechanism 3 comprises two groups of weighing structures, each group of weighing structure comprises a weighing mechanism base 31, a weighing scale 32 is arranged at the upper part of the weighing mechanism base 31, a lifting cylinder 36 is fixed at the lower part of the weighing scale 32, a scale pan 33 for placing magnetic shoes is arranged at the upper end of the weighing scale 32, a tray 34 is arranged above the scale pan 33, the lower part of the tray 34 is connected with the lifting cylinder 36 through a guide rod 35, the lifting cylinder 36 can push the guide rod 35 to enable the tray 34 to move up and down, a tray opening 34a penetrating up and down is formed in the middle of the tray 34, the outlet ends of a front slideway 244 and a rear slideway 254 are positioned right above the tray opening 34a of the corresponding tray 34, the magnetic shoes can slide on the tray 34 from the front slideway 244 or the rear slideway 254 and span across two sides of the tray opening 34a, and when the tray 34 moves down, the scale pan 33 can penetrate from the tray opening 34a from bottom to top to lift the magnetic shoes placed on the tray 34; the weighing scale 32 and the lifting cylinder 36 are connected with the control mechanism 7, the control mechanism 7 can receive signals of the weighing scale 32, the control mechanism 7 can control the lifting cylinder 36 to operate,

the magnetic shoe transfer mechanism 4 comprises a left side bracket 41 and a right side bracket 42, two transverse linear electric cylinders 43 are erected on the left side bracket 41 and the right side bracket 42, one end of each transverse linear electric cylinder 43 is fixedly connected with the left side bracket 41, the other end of each transverse linear electric cylinder 43 is fixedly connected with the right side bracket 42, the transverse linear electric cylinders 43 transversely span right above the corresponding trays 34 and the rear parts of the magnetic shoe sorting and conveying mechanisms 5, a fixed bracket 49 is arranged on the back surfaces of the transverse linear electric cylinders 43, a sliding device 44 is arranged on the transverse linear electric cylinders 43, the sliding device 44 comprises a mounting bracket 441, a vertical cylinder 442, a negative pressure suction mounting bracket 443, a negative pressure suction joint 444 and a sliding sheet 445, the mounting bracket 441 is positioned on the front surface of the transverse linear electric cylinders 43, the sliding sheet 445 is fixed on the upper part of the mounting bracket 441, the sliding sheet 445 extends above the transverse linear electric cylinders 43, one end of a tank chain is arranged on the sliding sheet 445, the other end of the tank chain is arranged on the fixed bracket 49, the tank chain on the sliding sheet 445 can be carried to slide transversely and freely when the linear electric cylinder 43 slides axially, the vertical air cylinder 442 is arranged on the mounting frame 441, the air cylinder shaft of the vertical air cylinder 442 faces downwards, the lower end of the air cylinder shaft is fixedly connected with the negative pressure suction mounting frame 443, the negative pressure suction mounting frame 443 is provided with a negative pressure suction joint 444, the negative pressure suction joint 444 is connected with an external negative pressure source 45, the negative pressure mouth of the negative pressure suction joint 444 faces downwards, the negative pressure mouth can suck a magnetic shoe, the magnetic shoe is fixed on the negative pressure mouth, the transverse linear electric cylinder 43 comprises a transverse moving motor 432 and a load mounting plate 431, the transverse moving motor 432 is connected with a guide rail screw rod axially arranged in the transverse linear electric cylinder 43, the guide rail screw rod is in threaded fit with the load mounting plate 431, the load mounting plate 431 is in threaded fit with the mounting frame 441, when the motor 432 drives the guide rail screw rod to rotate, the guide rail screw rod can push the mounting frame 441 to axially move along the transverse linear electric cylinder 43; the lower part of the transverse linear electric cylinder 43 is axially provided with a plurality of position sensors 46 along the transverse linear electric cylinder 43, the position sensors 46 are in one-to-one correspondence with the workpiece walkways of the magnetic shoe classification conveying mechanism 5, a position indicating sheet 47 is arranged on a mounting frame 441, when the mounting frame 441 slides on the transverse linear electric cylinder 43, the position indicating sheet 47 can exactly slide from a sensing window of the position sensors 46, so that the position sensors 46 sense the position indicating sheet 47, the position sensors 46 are connected with the control mechanism 7, the position sensors 46 can send signals to the control mechanism 7, and the control mechanism 7 is also connected with the transverse motor 432, the vertical cylinder 442 and the negative pressure suction joint 444 and can control the three operations;

The magnetic shoe classified conveying mechanism 5 comprises a conveying mechanism bracket 51, a classified conveyor 52 is arranged on the conveying mechanism bracket 51, the classified conveyor 52 comprises a classified conveyor motor 521, a front roller 522, a rear roller 522 and a conveying belt 523, the conveying belt 523 is wound on the roller 522 in a head-tail closed mode, the classified conveyor motor 521 is in transmission connection with the roller 522, the classified conveyor motor 521 can drive the conveying belt 523 to rotate through the roller 522, the magnetic shoe placed at the rear part of the conveying belt 523 can move forwards along with the conveying belt 523, a channel device 53 is arranged on the classified conveyor 52, the channel device 53 comprises a front sliding rail mounting bracket 531, a rear sliding rail mounting bracket 532, a channel baffle 54 and a channel baffle width adjusting device 55, the front sliding rail mounting bracket 531 and the rear sliding rail mounting bracket 532 are spanned above the conveying belt 523, two ends of the front sliding rail mounting bracket 531 and the rear sliding rail mounting bracket 532 are fixed on a frame of the classified conveyor 52, the front slide rail mounting frame 531 and the rear slide rail mounting frame 532 are in clearance fit, a plurality of front telescopic shaft sleeve mounting seats 533 which are arranged at equal intervals left and right are arranged on the front slide rail mounting frame 531, rear telescopic shaft sleeve mounting seats 534 which are in one-to-one correspondence with the front telescopic shaft sleeve mounting seats 533 are arranged on the rear slide rail mounting frame 532, a sliding long shaft 535 which extends left and right and spans over the conveying belt 523 is fixed on the front slide rail mounting frame 531 and the rear slide rail mounting frame 532, the passage baffle 54 comprises a left baffle 541 and a right baffle 542, the left baffle 541 and the right baffle 542 are arranged along the trend of the conveying belt 523, the left baffle 541 and the right baffle 542 can be hung on the sliding long shaft 535 in a left-right sliding manner, the lower surface of the left baffle 541 and the lower surface of the right baffle 542 are close to but not contacted with the conveying belt 523, a workpiece walking way is formed between the left baffle 541 and the right baffle 542, the channel baffle width adjusting device 55 includes a telescopic shaft 551, a link shaft 552 and two links 553, the telescopic shaft 551 passes through the corresponding front telescopic shaft sleeve mount 533 and rear telescopic shaft sleeve mount 534 and can slide back and forth relative to the front telescopic shaft sleeve mount 533 and rear telescopic shaft sleeve mount 534, the link shaft 552 is fixed on the telescopic shaft 551, the link shaft 552 is located between the front slide rail mount 531 and the rear slide rail mount 532, the two links 553 are hinged with the link shaft 552 left to right, and wherein the left link is hinged with the left baffle 541, the right link is hinged with the right baffle 542, and when the telescopic shaft 551 moves forward or backward, the link shaft 552 follows to enable the two links 553 to rotate relative to the link shaft 552, so that the left baffle 541 and the right baffle 542 slide along the sliding long axis 535 in opposite directions or opposite directions, and the width of the workpiece walkway is changed; the front end of the workpiece walking path is in butt joint with the sliding plate 632 of the magnetic shoe stacking mechanism 6, and after the magnetic shoe moves to the front end of the workpiece walking path, the magnetic shoe slides onto the sliding plate 632;

The magnetic shoe stacking mechanism 6 comprises stacking brackets 61, a plurality of parallel stacking slide rails 611 are arranged on the stacking brackets 61, a stacking trolley 62 is arranged on each stacking slide rail 611 in a sliding manner, the stacking trolleys 62 are in one-to-one correspondence with the workpiece walkways, the stacking trolleys 62 can slide along the stacking slide rails 611, a magnetic shoe detection device 63 is fixed on the stacking brackets 61, the magnetic shoe detection device 63 comprises a slide mounting bracket 631, a slide plate 632, a front slide mounting bracket 635 and an opposite-shooting sensor mounting 633, the lower end of the slide mounting 631 is fixed on the stacking brackets 61, the slide plate 632 is fixed on the slide mounting bracket 631, the slide plate 632 transversely spans over all the stacking slide rails 611, the slide plate 632 is obliquely arranged, the magnetic shoes passing through the slide plate 632 can slide into the stacking trolleys 62, two ends of the opposite-shooting sensor mounting bracket 633 are fixedly connected with two ends of the slide plate 632, opposite-shooting sensors 634 are arranged on the opposite-shooting sensor mounting bracket 633 and the slide plate 632 in a one-to-one correspondence with the stacking trolleys 62, when the magnetic shoe slides over the slide plate 632, the corresponding detection light of the correlation sensor 634 can be temporarily blocked, the rack 621 arranged axially is arranged below the stacking trolley 62, the rack 621 is respectively engaged with a damper 622 and a brake 623, the damper 622 and the brake 623 are both fixed on the damping mounting bracket 625, the damper 622 can slow down the sliding speed of the stacking trolley 62 on the stacking slide rail 611, the brake 623 can brake the stacking trolley 62, the stacking trolley 62 is a -shaped trolley with an upper opening formed by a bottom plate 62a, a left side plate 62b and a right side plate 62c, a baffle plate 62d is arranged at the front end of the stacking trolley 62, the baffle plate 62d can block the magnetic shoe and prevent the magnetic shoe from crossing the front end of the stacking trolley 62, the rear end of the stacking trolley 62 is matched with a pen-shaped cylinder 64, the pen-shaped cylinder 64 is fixed on the lower surface of the front slide mounting bracket 635, the cylinder shaft of the pen-shaped cylinder 64 axially extends into the stacking trolley 62, the distance between the front end of the cylinder shaft and the baffle plate 62d is equal to the thickness of a magnetic shoe, when the magnetic shoe slides down from the sliding plate 632, the magnetic shoe just stands between the front end of the cylinder shaft and the baffle plate 62d, the magnetic shoe stacking mechanism 6 comprises a travel switch 65, the travel switch 65 is arranged at the front end of the stacking slide rail 611, when the stacking trolley 62 slides to the front end of the stacking slide rail 611, the stacking trolley 62 can touch the travel switch 65, the correlation sensor 634 and the travel switch 65 are connected with the control mechanism 7, signals can be transmitted to the control mechanism 7, and the control mechanism 7 can control the operation of the pen-shaped cylinder 64 and the brake 623 according to the signals.

The high-level conveyor 22 is provided with a fixed baffle 224 and a movable baffle 225 which are axially arranged along the high-level conveyor belt 223, the fixed baffle 224 is fixed on the frame of the high-level conveyor 22, meanwhile, the fixed baffle 224 is arranged on the left upper surface of the high-level conveyor belt 223 and is in clearance fit with the high-level conveyor belt 223, the movable baffle 225 is transversely movably arranged on the frame of the high-level conveyor 22, meanwhile, the movable baffle 225 is arranged on the right upper surface of the high-level conveyor belt 223 and is in clearance fit with the high-level conveyor belt 223, and the clearance between the fixed baffle 224 and the movable baffle 225 is matched with the width of a magnetic shoe; the movable baffle 225 is connected with a guardrail frame 227 through a first adjusting rod 226, the guardrail frame 227 is fixed on the frame of the high-level conveyor 22, the first adjusting rod 226 is in sliding connection with the guardrail frame 227, the movable baffle 225 is fixed at one end of the first adjusting rod 226, and the movable baffle 225 is close to or far away from the fixed baffle 224 through the transverse sliding of the first adjusting rod 226.

The low conveyor 23 is provided with two groups of fixed guide plates 234 and movable guide plates 235 which are axially arranged along the low conveyor belt 233, the fixed guide plates 234 are fixed on the frame of the low conveyor 23, meanwhile, the fixed guide plates 234 are arranged on the left upper surface of the low conveyor belt 233 and are in clearance fit with the low conveyor belt 233, the movable guide plates 235 are transversely movably arranged on the frame of the low conveyor 23, meanwhile, the movable guide plates 235 are arranged on the right upper surface of the low conveyor belt 233 and are in clearance fit with the low conveyor belt 233, and the clearance between the fixed guide plates 234 and the movable guide plates 235 is equal to the clearance between the fixed baffle 224 and the movable baffle 225; the movable guide plate 235 is fixed at one end of a second adjusting rod 236, the second adjusting rod 236 is connected with a fixed block 237 fixed on the frame of the low conveyor 23, and the second adjusting rod 236 makes the movable guide plate 235 approach or separate from the fixed guide plate 234 by sliding transversely.

The weighing module mounting plate 38 is fixed on the upper part of the weighing mechanism base 31 through bracket legs 37 arranged at four corners, the distance between the weighing module mounting plate 38 and the weighing mechanism base 31 is larger than the maximum travel of the tray 34 moving up and down, and the weighing scale 32 is fixed on the weighing module mounting plate 38.

The number of the guide rods 35 is two, the two guide rods 35 are respectively positioned on the left side and the right side of the lower portion of the tray 34, the two guide rods 35 respectively penetrate through the weighing module mounting plate 38 and are fixedly connected with the lifting plate 39 positioned between the weighing module mounting plate 38 and the weighing mechanism base 31, and the cylinder shaft of the lifting cylinder 36 penetrates through the weighing mechanism base 31 and is fixedly connected with the lifting plate 39.

A damping device is arranged between the weighing scale 32 and the weighing module mounting plate 38, the damping device comprises an upper damping plate 310, a middle damping plate 311 and a lower damping plate 312 which are sequentially arranged from top to bottom, the weighing scale 32 is fixed on the upper damping plate 310, a flexible cushion 313 is arranged between the upper damping plate 310 and the middle damping plate 311, four corners of the middle damping plate 311 are respectively and indirectly connected to the lower damping plate 312 through rubber damping columns, and the lower damping plate 312 is fixed on the upper surface of the weighing module mounting plate 38; the flexible pad 313 is a double layer rubber pad stacked up and down.

The weighing module mounting plate 38 is provided with a linear bearing 314 at a position where the guide rod 35 passes through, the guide rod 35 passes through the linear bearing 314, and the linear bearing 314 is used for preventing the guide rod 35 from shaking.

The left baffle 541 and the right baffle 542 are five groups and are transversely and equidistantly arranged above the conveyor belt 523, and correspondingly, the front telescopic shaft sleeve mounting seat 533, the rear telescopic shaft sleeve mounting seat 534, the channel baffle width adjusting device 55 and the workpiece walkway are five.

The front ends of the left baffle 541 and the right baffle 542 are each bent downward so that the front end of the work piece walkway is a downward inclined walkway.

One end of each of the five telescopic shafts 551 is fixedly connected with the same telescopic shaft fixing plate 554, and a push handle 555 is arranged on the telescopic shaft fixing plate 554.

When the magnetic tiles are not placed on the stacking trolley 62, a distance is reserved between the front end of the stacking trolley 62 and the front end of the stacking slide rail 611, and the distance is equal to the stacking thickness of the maximum magnetic tile of the stacking trolley 62.

The cylinder shaft front end of the pen-shaped cylinder 64 is fixed with a buffer plate structure, the buffer plate structure comprises a cylinder shaft plate 641, an axial guide rod 642, a spring 643 and a push plate 644, the cylinder shaft plate 641 is fixed at the cylinder shaft front end, the rear end of the axial guide rod 642 penetrates through the cylinder shaft plate 641, the axial guide rod 642 can axially slide in the cylinder shaft plate 641, the front end of the axial guide rod 642 is fixed with the push plate 644, the push plate 644 is arranged in parallel with the cylinder shaft plate 641, the spring 643 is sleeved on the axial guide rod 642, and the spring 643 is located between the push plate 644 and the cylinder shaft plate 641.

The baffle 62d is provided with a vertical slot 62e, and an inner plate 624 can be inserted into the vertical slot 62e, wherein the inner plate 624 is used for changing the width of the magnetic shoe stacking area of the stacking trolley 62.

The stacking module further comprises an early warning detector 651 and an alarm module, wherein the early warning detector 651 is positioned on one of the left side and the right side of the stacking slide rail, the two early warning detectors are respectively arranged, when the stacking trolley 62 moves to the stacking thickness of three to five magnetic shoes from the front end of the stacking slide rail 611, the early warning detector 651 can detect the stacking trolley 62 and transmit information to the control mechanism 7, and the control mechanism 7 controls the alarm module to alarm.

The early warning detector 651 is fixed on an early warning detector mounting plate 652, the early warning detector mounting plate 652 is fixed on the classifier base 1, the damper 622 and the brake 623 are both mounted on a damping mounting frame 625, and the damping mounting frame 625 is fixed on the classifier base 1.

The control mechanism 7 is a PLC and a touch screen.

The working method of the magnetic shoe weighing and classifying system comprises the following steps:

1) A plurality of standing magnetic shoes which are closely attached to each other are put on a high-order conveyor 22 in groups, a high-order transmission belt 223 of the high-order conveyor 22 rotates to drive the magnetic shoe group to move to a low-order conveyor 23, when the magnetic shoe group moves to the rear end of the high-order conveyor 22, a first magnetic shoe closest to the low-order conveyor 23 falls on the low-order conveyor 23, the magnetic shoe changes into a falling state from a standing state, the conveying speed of the low-order conveyor 23 is higher than that of the high-order conveyor 22, and when a second magnetic shoe falls on the low-order conveyor 23 in a falling state, the two magnetic shoes on the low-order conveyor 23 are mutually separated by a distance to form clearance fit;

2) When the first magnetic shoe passes through the front sensor 243, the front sensor 243 senses the magnetic shoe and transmits a signal to the control mechanism 7, and the control mechanism 7 controls the blocking cylinder 262 to move downwards after the magnetic shoe passes through, so that the blocking baffle 263 is blocked on the low-position transmission belt 233 to block the second magnetic shoe from passing through;

3) When the first magnetic shoe reaches the rear sensor 253, the rear sensor 253 transmits a signal to the control mechanism 7, the control mechanism 7 controls the rear pushing cylinder 251 to extend, the first magnetic shoe is slid out of the rear slideway 254 through the rear push plate 252 and falls on the tray 34 corresponding to the rear slideway 254, when the second magnetic shoe reaches the front sensor 243, the front sensor 243 transmits a signal to the control mechanism 7, the control mechanism 7 controls the front pushing cylinder 241 to extend, and the second magnetic shoe is slid out of the front slideway 244 through the front push plate 242 and falls on the tray 34 corresponding to the front slideway 244; repeating the steps 1 to 3 in a group of two magnetic shoes;

4) After the magnetic shoe falls onto the tray 34, the control mechanism 7 controls the lifting cylinder 36 to move downwards to enable the tray 34 to move downwards, the scale pan 33 penetrates through the tray opening 34a to jack up the magnetic shoe placed on the tray 34 to enable the magnetic shoe to be completely separated from the tray 34, the weighing scale 32 weighs the magnetic shoe, and the weight information of the magnetic shoe is sent to the control mechanism 7;

5) After weighing, the control mechanism 7 controls the lifting cylinder 36 to move upwards to enable the tray 34 to move upwards, the scale pan 33 is withdrawn from the tray opening 34a, and the magnetic shoe falls onto the tray 34;

6) The control mechanism 7 controls the traversing motor 432 to operate, the sliding device 44 is slid to be right above the tray 34, then the vertical air cylinder 442 is controlled to move downwards, the negative pressure suction joint 444 is moved downwards, when the negative pressure suction joint 444 contacts a magnetic shoe, the control mechanism 7 opens a connecting valve between the negative pressure source 45 and the negative pressure suction joint 444, the negative pressure suction joint 444 generates suction force, the magnetic shoe is sucked on the negative pressure suction joint 444, then the control mechanism 7 controls the vertical air cylinder 442 to move upwards, the magnetic shoe is lifted, then the traversing motor 432 is controlled to operate, the sliding device 44 is moved to a workpiece pavement of the magnetic shoe classification conveying mechanism 5, different workpiece pavement are preset to correspond to the magnetic shoe with different weight intervals, and the control mechanism 7 determines which workpiece pavement the magnetic shoe is to be placed on according to the weighing information of the magnetic shoe transmitted by the weighing scale 32;

7) When the sliding device 44 reaches the correct workpiece walking way, the position indicating piece 47 of the sliding device 44 just moves to the position sensor 46 corresponding to the workpiece walking way, the position sensor 46 transmits a signal to the control mechanism 7, the control mechanism 7 controls the vertical cylinder 442 to move downwards to move the negative pressure suction joint 444 downwards, and the control mechanism 7 closes a connecting valve between the negative pressure source 45 and the negative pressure suction joint 444 to enable the magnetic shoe to drop into the workpiece walking way;

8) The magnetic shoe moves along the workpiece walkway and falls onto the sliding plate 632, the initial position of the stacking trolley is positioned in the middle of the stacking sliding rail 611, the distance between the front end of the stacking sliding rail 611 and the front end of the stacking sliding rail is equal to the maximum workpiece stacking thickness of the stacking trolley 62, and the lower end of the sliding plate 632 is positioned right above the front part of the stacking trolley 62; the front end of the cylinder shaft of the pen-shaped cylinder 64 extends into the stacking trolley 62 and is provided with a standing magnetic shoe distance from the front end of the stacking trolley 62;

9) The first magnetic shoe slides down the slope of the slide plate 632, passes through the correlation sensor 634, slides off the slide plate 632, falls off the front part of the stacking trolley 62 in a standing posture, and is positioned between the cylinder shaft of the pen-shaped cylinder 64 and the baffle plate 62 d; the correlation sensor 634 detects that the first magnetic shoe passes through and transmits a signal to the control mechanism 7, the control mechanism 7 controls the cylinder shaft of the pen-shaped cylinder 64 to extend out, the push plate 644 at the front end of the cylinder shaft pushes the first magnetic shoe falling onto the stacking trolley 62, the first magnetic shoe pushes the baffle 62d to enable the whole stacking trolley 62 to slide forwards on the stacking slide rail 611, the resistance of the damper 622 enables the stacking trolley 62 to stably advance, after the cylinder shaft pushes the distance of one magnetic shoe thickness forwards, the control mechanism 7 controls the cylinder shaft of the pen-shaped cylinder 64 to retract, and meanwhile controls the brake 623 to brake the stacking trolley 62, and at the moment, the distance between the front end of the cylinder shaft of the pen-shaped cylinder 64 and the first magnetic shoe is controlled to be one standing magnetic shoe;

10 Step 9 is repeated when the second magnetic shoe is placed on the slide 632 by mechanical transmission; when the stacking trolley 62 advances to a stacking thickness of three to five magnetic shoes from the front end of the stacking slide rail 611, the step 11 is entered;

11 The pre-warning detector 651 can detect the stacking trolley 62 and transmit information to the control mechanism 7, and the control mechanism 7 controls the alarm module to alarm so as to remind a worker that the stacking trolley 62 is about to be filled;

12 The front end of the stacking trolley 62 moves to the front end of the stacking slide rail 611, the travel switch 65 is touched, the stacking trolley 62 is just fully stacked with the magnetic tiles at this time, the worker takes out the standing magnetic tiles which are closely attached in the stacking trolley 62 in groups, and then pushes the empty stacking trolley 62 to the initial position of the stacking trolley in the step 8.

The distance between the fixed baffle 224 and the movable baffle 225 of the high-order conveyor belt 223, the distance between the fixed guide plate 234 and the movable guide plate 235 of the low-order conveyor 23, the width of the work walkway, and the width of the magnetic shoe stacking area of the stacking trolley 62 are all adapted to the width of the magnetic shoe.

Among the five workpiece walkways, the rightmost workpiece walkway is a nonstandard walkway, the workpiece walkway is preset to be a magnetic shoe with unqualified corresponding weight, the four workpiece walkways are standard-closing walkways, the four workpiece walkways are preset to be magnetic shoes with different weight intervals, when the front end of a certain stacking trolley 62 moves to the front end of a stacking sliding rail 611 and touches a travel switch 65, the travel switch 65 transmits signals to a control mechanism 7, all the magnetic shoes which are ready to enter the workpiece walkway after weighing at the moment move to the nonstandard walkway, the magnetic shoes are stacked in the stacking trolley 62 matched with the nonstandard walkway through the nonstandard walkway, and when the stacking trolley 62 does not touch the travel switch 65, the magnetic shoes enter the different workpiece walkways again in a weight classification mode; the magnet tiles in the stacking trolley 62 that match the nonstandard walkway are again placed on the high conveyor 22 for re-weighing classification.

The overall technology of the device of the invention is as follows:

1.1 Overall construction of the apparatus

The equipment is composed of a magnetic shoe feeding mechanism 2, a magnetic shoe quick weighing mechanism 3, a magnetic shoe transferring mechanism 4, a magnetic shoe classifying and conveying mechanism 5, a magnetic shoe stacking mechanism 6, a control mechanism 7, an auxiliary device and the like. Wherein:

(1) Magnetic shoe feeding mechanism 2: the vertically placed workpieces are converted into horizontal arrangement, and certain intervals are kept among the workpieces.

(2) Magnetic shoe fast weighing mechanism 3: the workpiece is weighed. Precision 0.001g, speed 0.6 s/piece.

(3) Magnetic shoe classification conveying mechanism 5: dividing the workpieces into 5 groups according to the weight of the workpieces; wherein, the qualified products are 4 groups, and the unqualified products are 1 group. The sorted workpieces are pushed into groups of stacking carts 62.

(4) Magnetic shoe stacking mechanism 6: and stacking the workpieces, arranging the workpieces in order, and outputting the workpieces in groups.

(5) Control mechanism 7: adjusting, coordinating and controlling the work of the modules; the device has the functions of alarming, emergency stopping and the like; meanwhile, the system has a production data uploading function.

(6) Auxiliary device: in order to ensure that equipment runs safely and reliably and other auxiliary function devices are needed, the functions of dust prevention, noise reduction, safety protection, alarming, emergency stopping, data storage, data output and the like are realized.

1.2 Device workflow

(1) Belt speed adjustment: and adjusting the speed of each belt according to the production beat requirement. This operation may be done on a touch screen of the control system.

(2) Adjusting the width of the channel: the width of the channel of the belt conveyor is adjustable. The channel width should be adjusted to a position that is compatible with the magnetic shoe width according to the dimensions of the different workpieces.

(3) Production of and (3) testing: with a batch of workpieces of known weight and marked in groups, it is checked whether the apparatus is working properly.

(4) Formally producing: and after the production test is successfully finished, parameter setting is stored in a control system, and formal production is started. And then producing the workpieces, and calling the saved parameters.

Brief description of the mechanisms

2.1 magnetic shoe feeding mechanism 2

The magnetic shoe feeding mechanism 2 plays a role of feeding to a magnetic shoe rapid weighing mechanism 3 in the system. The workers put the workpieces into the device, send out the workpieces one by one or send out the workpieces at equal intervals as required through the magnetic shoe feeding mechanism 2, and move the workpieces to the designated positions, so that the follow-up grabbing mechanism can grab and weigh the workpieces conveniently.

The mechanism comprises: high conveyor 22+ low conveyor 23

The first step is that the worker puts the classified magnetic shoe in a standing and closely-attached state on the high-level conveyor 22,

The second step is that the high conveyor 22 sends out the magnetic shoes onto the low conveyor 23,

after the third step of the high-level conveyor 22 sends the magnetic shoe out to the area to be pushed, the pushing mechanism pushes the magnetic shoe to the weighing mechanism along the chute,

2.2 quick weighing machine 3 of magnetic shoe

The magnetic shoe rapid weighing mechanism 3 is a system capable of realizing automatic weighing, displaying data obtained by weighing on a display screen, and transmitting weighing signals to a controller so that the controller can control other units to execute subsequent work. The magnetic shoe quick weighing mechanism 3 consists of an automatic weighing part, an information transmission part and a data display part. The display part is completed by a display screen, and the weighing data is displayed on the display screen. The electronic balance is provided with an RS422 output interface and is connected with the control mechanism 7, a weighing signal is transmitted to the control mechanism 7, and the control mechanism 7 controls the electronic balance to execute subsequent sorting work.

The first step of pushing mechanism pushes the magnetic shoe onto the weighing mechanism along the chute,

the second step, the weighing module measures the weight of the magnetic shoe, and the weighing data is measured;

the third step is that the magnetic shoe is sucked by the negative pressure suction device of the magnetic shoe transferring mechanism 4 and is placed at the initial position of the magnetic shoe classifying and conveying mechanism 5,

2.3 magnetic shoe classifying and conveying mechanism 5 and magnetic shoe stacking mechanism 6

The magnetic shoe sorting and conveying mechanism 5 plays a role of orderly arranging the standing state into each stacking trolley 62 when the magnetic shoe sorting and conveying mechanism is out of position. The gripping mechanism sorts the workpieces into the magnetic shoe sorting and conveying mechanism 5, and the workpieces are conveyed into the magnetic shoe stacking mechanism 6 according to the requirements through the magnetic shoe sorting and conveying mechanism 5, and are orderly arranged in a standing state into each stacking trolley 62.

The first step of negative pressure suction mechanism is to place the magnetic shoe at the initial position of the magnetic shoe classifying and conveying mechanism 5,

secondly, the magnetic shoe classifying and conveying mechanism 5 sends out the magnetic shoe to the magnetic shoe stacking mechanism 6;

the third step of the magnetic shoe stacking mechanism 6 aligns and orderly places the magnetic shoes in a standing state into each stacking trolley 62,

fourthly, manually removing the magnetic tiles when the required number is full;

2.4 Auxiliary device

(1) Dust-proof, noise-reducing and safety protection

The equipment is designed with a transparent protective cover for dust prevention and noise reduction; in addition, the protection cover can protect the safety of operators, and meanwhile, the automatic operation process of equipment can be prevented from being interfered manually.

(2) Alarm and emergency stop

The equipment can self-check when in operation, and prompts and alarms by utilizing light signals; in emergency, the vehicle can stop in emergency after being alarmed.

(3) Data storage and output

The workpiece weighing data can be uploaded and stored in real time, and can be called and output at any time.

(4) Device operating condition monitoring

The equipment working state data can be uploaded and used for the control center to monitor the equipment working condition.

The equipment comprises a magnetic shoe feeding mechanism 2, a magnetic shoe quick weighing mechanism 3, a magnetic shoe transferring mechanism 4, a magnetic shoe classifying and conveying mechanism 5, a magnetic shoe stacking mechanism 6 and a PLC electric control mechanism, and the manual weighing is changed into automatic weighing and sorting tasks, so that the labor cost pressure is reduced, the production efficiency is improved through mechanical automation, and the ideal of an unmanned workshop is realized.

The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to the invention without departing from the principles thereof are intended to be within the scope of the invention as set forth in the following claims.

Claims (18)

1. Magnetic shoe classification system that weighs, characterized by: comprises a classifier base (1), wherein a magnetic shoe feeding mechanism (2), a magnetic shoe rapid weighing mechanism (3), a magnetic shoe transferring mechanism (4), a magnetic shoe classifying and conveying mechanism (5), a magnetic shoe stacking mechanism (6) and a control mechanism (7) are fixedly arranged on the classifier base (1),

The magnetic shoe feeding mechanism (2) comprises a feeding mechanism support (21), the feeding mechanism support (21) is fixed on a classifier base (1), a high-position conveyor (22) and a low-position conveyor (23) are arranged on the upper portion of the feeding mechanism support (21), the high-position conveyor (22) comprises a high-position motor (221), a front high-position transmission shaft (222) and a rear high-position transmission shaft (232) and a high-position transmission belt (223), the high-position transmission belt (223) is wound on the front high-position transmission shaft (222) and the rear high-position transmission shaft (222), the high-position motor (221) is in transmission connection with the front high-position transmission shaft (222), the high-position motor (221) can drive the high-position transmission belt (223) to rotate, the low-position conveyor (23) comprises a low-position motor (231), a front low-position transmission shaft (232) and a low-position transmission belt (233) are wound on the front low-position transmission shaft (232), the low-position transmission belt (231) is in transmission connection with the front low-position transmission belt (232), the high-position transmission belt (233) can rotate, and the high-position transmission belt (223) can rotate near the high-position transmission belt (223), the front magnetic shoe pushing device (24) and the rear magnetic shoe pushing device (25) are arranged on the frame of the low-level conveyor (23), the front magnetic shoe pushing device (24) comprises a front pushing cylinder (241), a front pushing plate (242), a front inductor (243), a front slideway (244) and a blocking device (26), the front pushing cylinder (241), the front inductor (243) and the front slideway (244) are all fixed on the frame of the low-level conveyor (23), the front pushing cylinder (241) is positioned on one side of a low-level transmission belt (233), the front slideway (244) is symmetrically arranged on the other side of the low-level transmission belt (233), the front pushing plate (242) is in transmission connection with the front pushing cylinder (241), the front pushing cylinder (241) can push the front pushing plate (242) to enable the front pushing plate (242) to transversely cross the surface of the low-level transmission belt (233) to reach the inlet of the front slideway (244), the front inductor (243) is just opposite to the surface of the low-level transmission belt (233), the blocking device (261) is used for crossing the low-level transmission belt (233) and the blocking device (261) is arranged on the two ends of the low-level transmission belt (233) and the blocking device (261) and stretches across the low-level transmission frame (23), the clearance between the middle part of the blocking frame (261) and the low-level transmission belt (233) is larger than the height of a workpiece, a blocking cylinder (262) is arranged in the middle of the blocking frame (261), the blocking cylinder (262) is in transmission connection with the blocking baffle (263), the blocking cylinder (262) can push down the blocking baffle (263) to be blocked on the low-level transmission belt (233), the blocking magnetic shoe pushing device (25) is used for blocking the workpiece, the blocking magnetic shoe pushing device comprises a back pushing cylinder (251), a back push plate (252), a back inductor (253), a back slide way (254) and a back baffle (255), the back pushing cylinder (251), the back slide way (254) and the back baffle (255) are all fixed on the frame of the low-level transmission belt (23), the back baffle (255) is arranged on one side of the low-level transmission belt (233), the back baffle (255) is arranged behind the back pushing cylinder (251) and used for blocking the workpiece, the back push plate (254) is symmetrically arranged on the low-level transmission belt (233), the back push plate (252) can be pushed out transversely across the back push plate (252) and the transmission belt (252) and can be pushed transversely across the back push plate (252), the rear inductor (253) is opposite to the surface of the low-level transmission belt (233) and is used for inducing magnetic shoes on the low-level transmission belt (233), the control mechanism (7) is connected with the front inductor (243), the rear inductor (253), the high-level motor (221), the low-level motor (231), the front pushing cylinder (241), the rear pushing cylinder (251) and the blocking cylinder (262) and can receive signals of the front inductor (243) and the rear inductor (253) to control the operation of the high-level motor (221), the low-level motor (231), the front pushing cylinder (241), the rear pushing cylinder (251) and the blocking cylinder (262);

The magnetic shoe rapid weighing mechanism (3) comprises two groups of weighing structures, each group of weighing structures comprises a weighing mechanism base (31), a weighing scale (32) is arranged at the upper part of each weighing mechanism base (31), a lifting cylinder (36) is fixed at the lower part of each weighing mechanism base, a scale pan (33) for placing magnetic shoes is arranged at the upper end of each weighing scale (32), a tray (34) is arranged above each scale pan (33), the lower part of each tray (34) is connected with the lifting cylinder (36) through a guide rod (35), each lifting cylinder (36) can push the guide rod (35) to enable the tray (34) to move up and down, a tray opening (34 a) penetrating up and down is formed in the middle of each tray (34), the outlet ends of each front slideway (244) and each rear slideway (254) are positioned right above the tray opening (34 a) of the corresponding tray (34), the magnetic shoes can slide down on the tray (34) from the front slideway (244) or the rear slideway (254) and cross the tray opening (34) to the upper side of the tray (34) when the tray (34) is moved up and down from the tray opening (34 a) to the upper side; the weighing scale (32) and the lifting cylinder (36) are connected with the control mechanism (7), the control mechanism (7) can receive signals of the weighing scale (32), the control mechanism (7) can control the lifting cylinder (36) to operate,

The magnetic shoe transfer mechanism (4) comprises a left side bracket (41) and a right side bracket (42), two transverse linear electric cylinders (43) are erected on the left side bracket (41) and the right side bracket (42), one end of each transverse linear electric cylinder (43) is fixedly connected with the left side bracket (41), the other end of each transverse linear electric cylinder is fixedly connected with the right side bracket (42), the transverse linear electric cylinder (43) spans right above the rear parts of the corresponding tray (34) and the magnetic shoe sorting and conveying mechanism (5), a fixed bracket (49) is arranged on the back surface of the transverse linear electric cylinder (43), a sliding device (44) is arranged on the transverse linear electric cylinder (43), the sliding device (44) comprises a mounting frame (441), a vertical air cylinder (442), a negative pressure suction mounting frame (443), a negative pressure suction joint (444) and a sliding sheet (445), the mounting frame (441) is positioned on the front surface of the transverse linear electric cylinder (43), the sliding sheet (445) is fixed on the mounting frame (441), the sliding sheet (445) stretches to the upper part of the corresponding tray (34) and is provided with a sliding sheet (43) on the other end of the transverse linear electric cylinder (445), and the sliding sheet (445) is freely arranged on the transverse linear electric chain (43), the vertical cylinder (442) is arranged on the mounting frame (441), the cylinder shaft of the vertical cylinder (442) faces downwards, the lower end of the cylinder shaft is fixedly connected with the negative pressure suction mounting frame (443), the negative pressure suction mounting frame (443) is provided with a negative pressure suction joint (444), the negative pressure suction joint (444) is connected with an external negative pressure source (45), a negative pressure port of the negative pressure suction joint (444) faces downwards, the magnetic shoe can be sucked by the negative pressure port, the magnetic shoe is fixed on the negative pressure port, the transverse linear electric cylinder (43) comprises a transverse motor (432) and a load mounting plate (431), the transverse motor (432) is connected with a guide rail screw axially arranged in the transverse linear electric cylinder (43), the guide rail screw is in threaded fit with the load mounting plate (431), and the load mounting plate (431) is in threaded fit with the mounting frame (441), and when the transverse motor (432) drives the guide rail screw to rotate, the guide rail screw can push the mounting frame (441) to axially move along the transverse linear electric cylinder (43); the lower part of the transverse linear electric cylinder (43) is axially provided with a plurality of position sensors (46) along the transverse linear electric cylinder (43), the position sensors (46) are in one-to-one correspondence with the workpiece walkways of the magnetic shoe classification conveying mechanism (5), the mounting frame (441) is provided with a position indication sheet (47), when the mounting frame (441) slides on the transverse linear electric cylinder (43), the position indication sheet (47) can exactly slide from a sensing window of the position sensor (46) to enable the position sensor (46) to sense the position indication sheet (47), the position sensor (46) is connected with the control mechanism (7), the position sensor (46) can send signals to the control mechanism (7), and the control mechanism (7) is also connected with the traversing motor (432), the vertical cylinder (442) and the negative pressure suction joint (444) and can control the operation of the three;

The magnetic shoe classified conveying mechanism (5) comprises a conveying mechanism bracket (51), a classified conveyor (52) is arranged on the conveying mechanism bracket (51), the classified conveyor (52) comprises a classified conveyor motor (521), a front roller (522) and a rear roller (522) and a conveying belt (523), the conveying belt (523) is wound on the roller (522) in a head-to-tail closed mode, the classified conveyor motor (521) is in transmission connection with the roller (522), the classified conveyor motor (521) can drive the conveying belt (523) to rotate through the roller (522), so that a magnetic shoe placed at the rear part of the conveying belt (523) can move forwards along with the conveying belt (523), the classified conveyor (52) is provided with a channel device (53), the channel device (53) comprises a front sliding rail mounting bracket (531), a rear sliding rail mounting bracket (532), a channel baffle (54) and a channel baffle width adjusting device (55), the front sliding rail mounting bracket (531) and the rear sliding rail (532) are respectively crossed on the conveying belt (522) and the front sliding rail mounting bracket (532) and the rear sliding rail mounting bracket (532) are matched with the sliding rail mounting bracket (531) at the two ends of the conveying belt mounting bracket (531) and the conveying rail mounting bracket (52), the front slide rail mounting frame (531) on install a plurality of left and right equidistant front telescopic shaft sleeve mount pad (533), back slide rail mounting frame (532) on install with the back telescopic shaft sleeve mount pad (534) of preceding telescopic shaft sleeve mount pad (533) one-to-one, front slide rail mounting frame (531) and back slide rail mounting frame (532) on be fixed with one and extend about, span slide major axis (535) above conveyer belt (523), passageway baffle (54) including left baffle (541) and right baffle (542), left baffle (541) and right baffle (542) set up along conveyer belt (523) trend, left baffle (541) and right baffle (542) can hang on slide major axis (535) in a left and right sliding manner, the lower surface of left baffle (541) and right baffle (542) all press close to but do not contact with conveyer belt (533), form the work piece pavement between left baffle (541) and right baffle (542), passageway baffle width adjusting device (55) including axle (533), connecting rod (551) and two connecting rod (551) can install the front telescopic shaft sleeve (534) and the corresponding telescopic shaft sleeve of back telescopic shaft sleeve mount pad (551) with the front telescopic shaft sleeve (534) and the telescopic shaft sleeve mount pad (553) in a left and right telescopic shaft sleeve mount pad (553), the connecting rod shaft (552) is fixed on the telescopic shaft (551), the connecting rod shaft (552) is positioned between the front sliding rail mounting frame (531) and the rear sliding rail mounting frame (532), the two connecting rods (553) are hinged with the connecting rod shaft (552) left to right, the left connecting rod is hinged with the left baffle (541), the right connecting rod is hinged with the right baffle (542), and when the telescopic shaft (551) moves forwards or backwards, the connecting rod shaft (552) follows, so that the two connecting rods (553) rotate relative to the connecting rod shaft (552), and the left baffle (541) and the right baffle (542) slide oppositely or oppositely along the sliding long axis (535), so that the width of a workpiece pavement is changed; the front end of the workpiece pavement is in butt joint with a sliding plate (632) of the magnetic shoe stacking mechanism (6), and the magnetic shoe slides onto the sliding plate (632) after moving to the front end of the workpiece pavement;

Magnetic shoe stacking mechanism (6) including stacking support (61), stacking support (61) on be provided with a plurality of parallel arrangement's stacking slide rail (611), the sliding of stacking slide rail (611) of every is provided with a stacking dolly (62), stacking dolly (62) and work piece pavement one-to-one, stacking dolly (62) can slide along stacking slide rail (611), stacking support (61) on be fixed with magnetic shoe detection device (63), magnetic shoe detection device (63) include slide mounting bracket (631), slide (632), preceding slide mounting bracket (635) and opposite shooting sensor mounting bracket (633), slide mounting bracket (631) lower extreme fix on stacking support (61), slide mounting bracket (631) on, slide (632) left and right straddles in all stacking dolly (611) top, slide (632) slope setting, make in slide (632) can slide mounting bracket (631) and the opposite shooting sensor mounting bracket (633) through slide mounting bracket (631) the slider (632) and the both ends of slider (633) of the slider (62) when the sensor mounting bracket (633) is passed through, and the sensor mounting bracket (632) is fixed to the both ends of slider (632) that correspond to the sensor (632), can temporarily shield the detection light of a corresponding correlation sensor (634), a rack (621) axially arranged is arranged below the stacking trolley (62), the rack (621) is respectively in meshed fit with a damper (622) and a brake (623), the damper (622) and the brake (623) are both fixed on a damping mounting frame (625), the damper (622) can slow down the sliding speed of the stacking trolley (62) on a stacking slide rail (611), the brake (623) can brake the stacking trolley (62), the stacking trolley (62) is a -shaped trolley with an upper opening formed by a bottom plate (62 a), a left side plate (62 b) and a right side plate (62 c), the front end of the stacking trolley (62) is provided with a baffle plate (62 d), the baffle plate (62 d) can block the magnetic shoe, so that the magnetic shoe cannot cross the front end of the stacking trolley (62), the rear end of the stacking trolley (62) is matched with a pen-shaped air cylinder (64), the pen-shaped air cylinder (64) is fixed on the lower surface of the front slide mounting frame (635), the air cylinder shaft of the pen-shaped air cylinder (64) axially stretches into the stacking trolley (62), the distance between the front end of the air cylinder shaft and the baffle plate (62 d) is one magnetic shoe thickness, when the magnetic shoe slides down from the sliding plate (632), the magnetic shoe just stands between the front end of the air cylinder shaft and the baffle plate (62 d), the magnetic shoe stacking mechanism (6) comprises a travel switch (65), the travel switch (65) is arranged at the front end of the stacking slide rail (611), when the stacking trolley (62) slides to the front end of the stacking slide rail (611), the stacking trolley (62) can touch the travel switch (65), the correlation sensor (634) and the travel switch (65) are connected with the control mechanism (7) and can transmit signals to the control mechanism (7), and the control mechanism (7) can control the pen-shaped cylinder (64) and the brake (623) to operate according to the signals; the stacking module further comprises an early warning detector (651) and an alarm module, wherein the early warning detector (651) is arranged on one of the left side and the right side of the stacking slide rail, the two pairs of early warning detectors are arranged, when the stacking trolley (62) moves to the stacking thickness of three to five magnetic shoes from the front end of the stacking slide rail (611), the early warning detector (651) can detect the stacking trolley (62) and transmit information to the control mechanism (7), and the control mechanism (7) controls the alarm module to alarm.

2. The magnetic shoe weighing and sorting system of claim 1, wherein: the high-level conveyor (22) is provided with a fixed baffle (224) and a movable baffle (225) which are axially arranged along a high-level conveying belt (223), the fixed baffle (224) is fixed on a rack of the high-level conveyor (22), meanwhile, the fixed baffle (224) is arranged on the upper surface of the left side of the high-level conveying belt (223) and is in clearance fit with the high-level conveying belt (223), the movable baffle (225) is transversely movably arranged on the rack of the high-level conveyor (22), and meanwhile, the movable baffle (225) is arranged on the upper surface of the right side of the high-level conveying belt (223) and is in clearance fit with the high-level conveying belt (223), and the clearance between the fixed baffle (224) and the movable baffle (225) is matched with the width of a magnetic shoe; the movable baffle (225) is connected with the guardrail frame (227) through a first adjusting rod (226), the guardrail frame (227) is fixed on the rack of the high-position conveyor (22), the first adjusting rod (226) is in sliding connection with the guardrail frame (227), the movable baffle (225) is fixed at one end of the first adjusting rod (226), and the movable baffle (225) is close to or far away from the fixed baffle (224) through transverse sliding by the first adjusting rod (226).

3. The magnetic shoe weighing and sorting system of claim 2, wherein: two groups of fixed guide plates (234) and movable guide plates (235) which are axially arranged along the low-level conveyor belt (233) are arranged on the low-level conveyor (23), the fixed guide plates (234) are fixed on a frame of the low-level conveyor (23), meanwhile, the fixed guide plates (234) are arranged on the left upper surface of the low-level conveyor belt (233) and are in clearance fit with the low-level conveyor belt (233), the movable guide plates (235) are transversely movably arranged on the frame of the low-level conveyor (23), meanwhile, the movable guide plates (235) are arranged on the right upper surface of the low-level conveyor belt (233) and are in clearance fit with the low-level conveyor belt (233), and the clearance between the fixed guide plates (234) and the movable guide plates (235) is equal to the clearance between the fixed baffle plates (224) and the movable baffle plates (225); the movable guide plate (235) is fixed at one end of a second adjusting rod (236), the second adjusting rod (236) is connected with a fixed block (237) fixed on the frame of the low-level conveyor (23), and the second adjusting rod (236) enables the movable guide plate (235) to be close to or far away from the fixed guide plate (234) through transverse sliding.

4. A magnetic shoe weighing and sorting system according to claim 3, characterized in that: the upper part of the weighing mechanism base (31) is fixed with a weighing module mounting plate (38) through bracket legs (37) arranged at four corners, the distance between the weighing module mounting plate (38) and the weighing mechanism base (31) is larger than the maximum travel of the tray (34) moving up and down, and the weighing scale (32) is fixed on the weighing module mounting plate (38).

5. The magnetic shoe weighing and sorting system of claim 4, wherein: the number of the guide rods (35) is two, the two guide rods are respectively positioned at the left side and the right side of the lower portion of the tray (34), the two guide rods (35) respectively penetrate through the weighing module mounting plate (38) and are fixedly connected with the lifting plate (39) positioned between the weighing module mounting plate (38) and the weighing mechanism base (31), and the cylinder shaft of the lifting cylinder (36) penetrates through the weighing mechanism base (31) and is fixedly connected with the lifting plate (39).

6. The magnetic shoe weighing and sorting system of claim 5, wherein: the weighing scale (32) and the weighing module mounting plate (38) are provided with a damping device, the damping device comprises an upper damping plate (310), a middle damping plate (311) and a lower damping plate (312) which are sequentially arranged from top to bottom, the weighing scale (32) is fixed on the upper damping plate (310), a flexible cushion layer (313) is arranged between the upper damping plate (310) and the middle damping plate (311), four corners of the middle damping plate (311) are respectively and indirectly connected to the lower damping plate (312) through rubber damping columns, and the lower damping plate (312) is fixed on the upper surface of the weighing module mounting plate (38); the flexible cushion layer (313) is a double-layer rubber cushion which is overlapped up and down.

7. The magnetic shoe weighing and sorting system of claim 6, wherein: the weighing module mounting plate (38) is provided with a linear bearing (314) at the passing position of the guide rod (35), the guide rod (35) passes through the linear bearing (314), and the linear bearing (314) is used for preventing the guide rod (35) from shaking.

8. The magnetic shoe weighing and sorting system of claim 7, wherein: the left baffle plate (541) and the right baffle plate (542) are in five groups, are transversely distributed above the conveying belt (523) at equal intervals, and are correspondingly five in number, namely a front telescopic shaft sleeve mounting seat (533), a rear telescopic shaft sleeve mounting seat (534), a channel baffle plate width adjusting device (55) and a workpiece pavement.

9. The magnetic shoe weighing and sorting system of claim 8, wherein: the front ends of the left baffle plate (541) and the right baffle plate (542) are downwards bent, so that the front end of the workpiece pavement is a downwards inclined pavement.

10. The magnetic shoe weighing and sorting system of claim 9, wherein: one end of each of the five telescopic shafts (551) is fixedly connected with the same telescopic shaft fixing plate (554), and a pushing handle (555) is arranged on each telescopic shaft fixing plate (554).

11. The magnetic shoe weighing and sorting system of claim 10, wherein: when no magnetic tile is placed on the stacking trolley (62), a distance is reserved between the front end of the stacking trolley (62) and the front end of the stacking sliding rail (611), and the distance is equal to the stacking thickness of the maximum magnetic tile of the stacking trolley (62).

12. The magnetic shoe weighing and sorting system of claim 11, wherein: the front end of the cylinder shaft of the pen-shaped cylinder (64) is fixedly provided with a buffer plate structure, the buffer plate structure comprises a cylinder shaft plate (641), an axial guide rod (642), a spring (643) and a push plate (644), the cylinder shaft plate (641) is fixed at the front end of the cylinder shaft, the rear end of the axial guide rod (642) penetrates through the cylinder shaft plate (641), the axial guide rod (642) can axially slide in the cylinder shaft plate (641), the front end of the axial guide rod (642) is fixed with the push plate (644), the push plate (644) is arranged in parallel with the cylinder shaft plate (641), the spring (643) is sleeved on the axial guide rod (642), and the spring (643) is located between the push plate (644) and the cylinder shaft plate (641).

13. The magnetic shoe weighing and sorting system of claim 12, wherein: the baffle (62 d) is provided with a vertical slot (62 e), an inner side plate (624) can be inserted into the vertical slot (62 e), and the inner side plate (624) is used for changing the width of a magnetic shoe stacking area of the stacking trolley (62).

14. The magnetic shoe weighing and sorting system of claim 13, wherein: the early warning detector (651) is fixed on an early warning detector mounting plate (652), the early warning detector mounting plate (652) is fixed on the classifier base (1), the damper (622) and the brake (623) are both arranged on a damping mounting frame (625), and the damping mounting frame (625) is fixed on the classifier base (1).

15. The magnetic shoe weighing and sorting system of claim 14, wherein: the control mechanism (7) is a PLC and a touch screen.

16. A method of operating a magnetic shoe weighing and sorting system as set forth in claim 13 wherein: the method comprises the following steps:

1) a plurality of standing magnetic shoes are placed on a high-level conveyor (22) in a group manner, a high-level transmission belt (223) of the high-level conveyor (22) rotates to drive the magnetic shoe group to move towards a low-level conveyor (23), when the magnetic shoe group moves to the rear end of the high-level conveyor (22), a first magnetic shoe closest to the low-level conveyor (23) falls on the low-level conveyor (23), the magnetic shoe changes from a standing state to a falling state, the conveying speed of the low-level conveyor (23) is higher than that of the high-level conveyor (22), and when a second magnetic shoe falls on the low-level conveyor (23) in a falling state, the two magnetic shoes on the low-level conveyor (23) are separated by a distance from each other and are in clearance fit;

2) When a first magnetic shoe passes through the front sensor (243), the front sensor (243) senses the magnetic shoe and transmits a signal to the control mechanism (7), the control mechanism (7) controls the blocking cylinder (262) to move downwards after the magnetic shoe passes through, and the blocking baffle (263) is blocked on the low-position transmission belt (233) to block the second magnetic shoe from passing through;

3) When the first magnetic shoe reaches the rear inductor (253), the rear inductor (253) transmits a signal to the control mechanism (7), the control mechanism (7) controls the rear pushing cylinder (251) to extend, the first magnetic shoe is slid out of the rear slideway (254) through the rear pushing plate (252) and falls on a tray (34) corresponding to the rear slideway (254), when the second magnetic shoe reaches the front inductor (243), the front inductor (243) transmits the signal to the control mechanism (7), the control mechanism (7) controls the front pushing cylinder (241) to extend, and the second magnetic shoe is slid out of the front slideway (244) through the front pushing plate (242) and falls on the tray (34) corresponding to the front slideway (244); repeating the steps 1) to 3) for two groups of magnetic shoes;

4) After the magnetic shoe falls onto the tray (34), the control mechanism (7) controls the lifting cylinder (36) to move downwards, so that the tray (34) moves downwards, the scale pan (33) passes through the tray opening (34 a), the magnetic shoe arranged on the tray (34) is jacked up, the magnetic shoe is completely separated from the tray (34), the weighing scale (32) weighs the magnetic shoe, and the weight information of the magnetic shoe is sent to the control mechanism (7);

5) After weighing, the control mechanism (7) controls the lifting cylinder (36) to move upwards to enable the tray (34) to move upwards, the scale (33) is withdrawn from the tray opening (34 a), and the magnetic shoe falls onto the tray (34);

6) The control mechanism (7) controls the traversing motor (432) to operate, the sliding device (44) is slid to be right above the tray (34), then the vertical cylinder (442) is controlled to move downwards, the negative pressure suction joint (444) is controlled to move downwards, when the negative pressure suction joint (444) contacts a magnetic shoe, the control mechanism (7) opens a connecting valve between the negative pressure source (45) and the negative pressure suction joint (444), the negative pressure suction joint (444) generates suction force to suck the magnetic shoe on the negative pressure suction joint (444), then the control mechanism (7) controls the vertical cylinder (442) to move upwards to lift the magnetic shoe, then controls the traversing motor (432) to operate, the sliding device (44) is controlled to move towards the workpiece walkways of the magnetic shoe classification conveying mechanism (5), different workpiece walkways are preset to be corresponding to magnetic shoes in different weight intervals, and the control mechanism (7) determines which workpiece walkways the magnetic shoe is to be placed on according to the weighing information of the magnetic shoe transmitted by the weighing scale (32);

7) When the sliding device (44) reaches a correct workpiece pavement, a position indicating piece (47) of the sliding device (44) just moves to a position sensor (46) corresponding to the workpiece pavement, the position sensor (46) transmits a signal to a control mechanism (7), the control mechanism (7) controls a vertical air cylinder (442) to move downwards to move a negative pressure suction joint (444), and the control mechanism (7) closes a connecting valve between a negative pressure source (45) and the negative pressure suction joint (444) to enable a magnetic shoe to drop into the workpiece pavement;

8) The magnetic shoe moves along the workpiece pavement and falls onto the sliding plate (632), the initial position of the stacking trolley is located in the middle of the stacking sliding rail (611), the distance between the front end of the stacking sliding rail (611) and the front end of the stacking sliding rail is equal to the maximum workpiece stacking thickness of the stacking trolley (62), and the lower end of the sliding plate (632) is located right above the front part of the stacking trolley (62); the front end of a cylinder shaft of the pen-shaped cylinder (64) extends into the stacking trolley (62) and is provided with a standing magnetic shoe distance with the front end of the stacking trolley (62);

9) The first magnetic shoe slides down along the inclination of the sliding plate (632), slides off the sliding plate (632) after passing through the correlation sensor (634), just falls on the front part of the stacking trolley (62) in a standing posture and is positioned between the cylinder shaft of the pen-shaped cylinder (64) and the baffle plate (62 d); the correlation sensor (634) detects that a first magnetic shoe passes through, signals are transmitted to the control mechanism (7), the control mechanism (7) controls the cylinder shaft of the pen-shaped cylinder (64) to extend out, the push plate (644) at the front end of the cylinder shaft pushes the first magnetic shoe which falls on the stacking trolley (62), the first magnetic shoe pushes the baffle plate (62 d) to enable the whole stacking trolley (62) to slide forwards on the stacking slide rail (611), the resistance of the damper (622) enables the stacking trolley (62) to stably advance, after the cylinder shaft pushes the cylinder shaft for a distance of one magnetic shoe thickness, the control mechanism (7) controls the cylinder shaft of the pen-shaped cylinder (64) to retract, and meanwhile, the brake (623) brakes the stacking trolley (62), and at the moment, a distance of standing magnetic shoe is reserved between the front end of the cylinder shaft of the pen-shaped cylinder (64) and the first magnetic shoe;

10 When the second magnetic shoe is placed on the sliding plate (632) through mechanical transmission, repeating the step 9); when the stacking trolley (62) advances to the stacking thickness of three to five magnetic shoes from the front end of the stacking slide rail (611), entering the step 11;

11 The pre-warning detector (651) can detect the stacking trolley (62) and transmit information to the control mechanism (7), and the control mechanism (7) controls the alarm module to alarm so as to remind workers that the stacking trolley (62) is about to be filled;

12 The front end of the stacking trolley (62) moves to the front end of the stacking sliding rail (611) and touches the travel switch (65), at the moment, the stacking trolley (62) just stacks the magnetic tiles, a worker takes out the standing magnetic tiles which are closely attached in the stacking trolley (62) in groups, and then pushes the empty stacking trolley (62) to the initial position of the stacking trolley in the step 8).

17. The method for operating a magnetic shoe weighing and classifying system according to claim 16, wherein: the distance between the fixed baffle (224) and the movable baffle (225) of the high-order conveying belt (223), the distance between the fixed guide plate (234) and the movable guide plate (235) of the low-order conveyor (23), the width of a workpiece walk, and the width of a magnetic shoe stacking area of the stacking trolley (62) are all matched with the width of the magnetic shoe.

18. The method for operating a magnetic shoe weighing and classifying system according to claim 16, wherein: among the five workpiece walkways, the rightmost workpiece walkway is a nonstandard walkway, the workpiece walkway is preset to be a magnetic shoe with unqualified corresponding weight, the four workpiece walkways are standard-closing walkways, the four workpiece walkways are preset to be magnetic shoes with different weight intervals, when the front end of a certain stacking trolley (62) moves to the front end of a stacking sliding rail (611) and touches a travel switch (65), the travel switch (65) transmits a signal to a control mechanism (7), all the magnetic shoes ready to enter the workpiece walkway after weighing are all moved to the nonstandard walkway, the magnetic shoes are stacked in the stacking trolley (62) matched with the nonstandard walkway through the nonstandard walkway, and when the stacking trolley (62) does not touch the travel switch (65), the magnetic shoes enter the different workpiece walkways again in a weight classification mode; the magnetic shoes in the stacking trolley (62) matched with the nonstandard pavement are placed on the high-level conveyor (22) again, and weighing classification is carried out again.

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