WO2022247146A1

WO2022247146A1 - Intelligent suspension conveying system and method based on vision measurement

Info

Publication number: WO2022247146A1
Application number: PCT/CN2021/128321
Authority: WO
Inventors: 杨静; 鲍怡香; 王银
Original assignee: 南京轩世琪源软件科技有限公司
Priority date: 2021-05-28
Filing date: 2021-11-03
Publication date: 2022-12-01
Also published as: CN113173392A

Abstract

The present invention belongs to the technical field of automated logistics. Provided are an intelligent suspension conveying system and method based on vision measurement. The intelligent suspension conveying system comprises: a mounting shaft for fixing a suspension conveying device and a power device that is fixedly mounted on a base; a double-rail track, which is fixed and suspended by means of the mounting shaft; a transfer mechanism, which is slidably connected to the double-rail track and is provided with a chain that is used for connecting the power device and the transfer mechanism; the power device, with the top end thereof being fixed by means of the mounting shaft and provided on the base; and a lifting mechanism, which is fixedly mounted on the transfer mechanism and is composed of a reversing mechanism and a winding mechanism, the reversing mechanism cooperating with multiple sets of reversing tracks mounted on the double-rail track, and the winding mechanism being used for winding or unwinding a rope according to actual working conditions. The intelligent suspension conveying system can be mounted at a high position in a workshop, is a conveying system with an adjustable conveying height, and can implement curve-track conveying, and also prevents the generation of shaking during the conveying of materials at a high position.

Description

An intelligent suspension conveying system and method based on vision measurement

technical field

The invention belongs to the technical field of automated logistics, and in particular relates to an intelligent suspension conveying system and method based on vision measurement.

Background technique

Suspension conveyor (conveying machinery) is a commonly used continuous conveying equipment, which is widely used in continuously conveying various finished items and bulk materials packed in containers or bags in the factory, and can also be used in the assembly lines of various industrial departments It is used to transport workpieces between various processes, complete various processes, and realize the comprehensive mechanization of conveying and process operations. Its structure is mainly composed of traction chains, carriages, spreaders, overhead tracks, driving devices, tensioning devices, and various safety devices. , for most of the conveying systems, it is only a single travel work without automation. The height of the overhead track is fixed, and the overhead track is relatively low. The upper half of the production room cannot be fully utilized. When the overhead track is installed When the location is too high, most of the goods or equipment in the warehouse often need to be placed in the designated location again with the help of forklifts and other tools for transportation between warehouses. For this reason, we need to design an installation on the upper part of the warehouse or workshop, which can The conveying system can adjust the conveying height, and at the same time, the position is flexible, and the system that can realize the curved track transportation. We also need a better low-cost solution for the uneven winding and vibration when the material is lifted by the rope at a higher position.

technical problem

In order to solve the technical problems in the above-mentioned background technology, the present invention provides an intelligent suspension conveying system and method based on visual measurement.

technical solution

An intelligent suspension conveying system based on vision measurement, including:

Mounting shafts for fixing suspended conveyors and power units fixedly mounted on bases,

Suspended conveying device, including: double track, fixed and suspended through the installation shaft;

The transmission mechanism is slidingly connected on the double track; the transmission mechanism is provided with a chain, and the chain is used to connect the power device and the transmission mechanism;

Power device, the top is fixed by the installation shaft and the bottom is set on the base;

The lifting mechanism is fixedly installed on the transmission mechanism; the lifting mechanism is composed of a reversing mechanism and a rewinding mechanism. The reversing mechanism cooperates with multiple sets of reversing rails installed on the double track. Or unwind the rope, and the end of the rope is provided with a hook for connecting materials.

By adopting the above technical solution, the installation shaft fixes the position of the entire conveying system, the conveying mechanism is used to convey materials, the power device provides power, and the lifting mechanism lifts and lowers the materials to achieve the conveying process of lifting and lowering the materials, saving floor space.

In a further embodiment, the power unit mounted on the base includes:

The motor installed on the base, the pulley drive that transmits the power of the motor, the reversing mechanism connected to the other end of the pulley drive, the first helical gear meshed with the output end of the reversing mechanism, the first helical gear is fixedly installed and rotated on the The rotating shaft on the base is fixedly installed on the first gear on the rotating shaft, and is installed on the fixed seat at the top of the rotating shaft.

By adopting the above technical solution, the power device provides power, which is finally transmitted to the rotating shaft, and the rotating shaft is connected to the transmission mechanism through the second gear, so that the transmission mechanism can work stably.

In a further embodiment, the reversing mechanism includes:

The commutator casing fixedly installed on the base, the first worm screw installed on the upper end of the commutator casing and connected with the pulley through the bearing rolling, and the first worm meshed with the first worm installed on the bottom of the commutator casing through the transmission shaft The first gear, the transmission shaft is perpendicular to the first worm, and the second helical gear is installed at one end of the transmission shaft and meshed with the first helical gear.

By adopting the above technical solution, the reversing mechanism mainly changes the output direction of the motor, and at the same time in the present invention, the first worm meshes with the first gear to further reduce the speed, which is finally transmitted to the transmission mechanism at a relatively stable speed.

In a further embodiment, the dual track comprises:

Two independent tracks of the inner and outer rings installed on several mounting shafts, fixedly connected to the track cover of the double track.

By adopting the above-mentioned technical scheme, the double tracks are connected into a whole through the track cover, and the design of the double tracks facilitates the two pulleys as a group, which is more stable when sliding.

In a further embodiment, the double tracks are fixedly connected by several independent tracks, and the curves of the several independent tracks are determined according to the actual situation.

By adopting the above technical solution, the track path of the double track has straight lines and curves, and obstacles can be avoided by utilizing the design of these structures.

In a further embodiment, the reversing mechanism includes:

The installation casing fixedly installed under the connecting shaft, vertically penetrate through the through holes of the installation casing, the second rotating shaft and the second worm that are installed in the through holes through the bearings and do not intersect, are located outside the installation casing and installed at both ends of the second worm The third gear is a variety of reversing tracks that mesh with the third gear and are installed on the double track. The multiple reversing tracks are mainly a structure in which only one tooth track is installed on the upper or lower track side of the inner track.

By adopting the above technical solution, the reversing mechanism realizes the reversing mainly through the sliding of the third gear on different reversing tracks, and the rotation of the third gear in the opposite direction, so as to realize the rewinding and unwinding functions of the rewinding mechanism.

In a further embodiment, the winding mechanism includes:

The third helical gear meshed with the second worm and installed on the second rotating shaft, and the reel is installed in the middle of the second rotating shaft, and the reel rewinds the rope.

By adopting the above-mentioned technical solution, the function of the retractor to wind up the rope can be realized, and the second worm meshes with the third helical gear on the second rotating shaft to prevent reverse rotation and lift the material to a fixed position.

In a further embodiment, a visual measuring instrument, a control motor and a gear transmission are installed on the side of the installation shell, and before the reeling device unwinds the rope, the visual measuring instrument measures the distance from the reeling device to the material, and The numerical value is transmitted into the computer, and the computer compares the original data, and feeds back the signal to the control motor, and the control motor rotates the second worm by controlling the gear transmission, and adjusts the amount of unwinding rope of the winder.

By adopting the above technical solution, the control motor is used to control the rotation of the second worm, thereby unwinding part of the rope in advance, saving the reversing track material, facilitating timely regulation of the rope reaching the material position, and reducing the weight of the entire suspension device.

In a further embodiment, the rope adopts a plurality of industrial ropes and fixedly installs a plurality of parallel bars to form a structure similar to a roller blind.

By adopting the above technical scheme, the winder is in a stable state when winding the Fangjun rope, and there will be no problems such as large shaking and sudden drop of materials when winding is uneven.

An intelligent suspension conveying method, comprising the following steps:

Step 1. Material extraction: Start the motor, drive the rotating shaft to rotate through the pulley drive and reversing mechanism, the rotating shaft drives the transmission mechanism to work through the second gear meshing with the chain, the roller starts to slide on the double track, and the hook connects the material. At this time, the third gear in the lifting mechanism starts to slide on the first type of reversing track, the second worm rotates, and meshes with the third helical gear to drive the second rotating shaft to rotate, and the winder starts to unwind the rope, and the rope reaches the close Material location.

Step 2. Adjust the position of the rope in time: the visual measuring instrument measures the distance from the winder to the material, and transmits the value to the computer. The computer compares the original data and feeds back the signal to the control motor, which controls the motor to start the control gear. Drive, rotate the second worm, adjust the winder again to unwind the rope to the proper position, and connect the material.

Step 3. Transmission of materials: the third gear in the lifting mechanism enters the second type of reversing track, and the rotation direction of the third gear is opposite to the rotation direction of the third gear in step 1. At this time, the second worm rotates in the opposite direction. The third helical gear meshes to drive the second rotating shaft to rotate, the winder starts to wind up the rope, and the material reaches the specified height and is conveyed.

Beneficial effect

The invention is a storage or working upper space that can be used. Through the combination of the reversing mechanism and the winding mechanism, it can realize the lifting of materials at different stages and make full use of the working space; at the same time, the position is flexible and the path designed by the double track itself is used. , with the curve characteristics of the chain itself and the interference fit between the chain links, it can realize curved transportation with high flexibility; for the winding deviation that may occur when the rope is wound at a high position in the present invention, we use the designed rope The structure makes the rope structure similar to plane winding, which controls the stability of materials when winding or unwinding.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is a structural schematic diagram of the power plant of the present invention.

Fig. 3 is a structural schematic diagram of the transmission mechanism of the present invention.

Fig. 4 is a structural schematic diagram of the lifting mechanism of the present invention.

Fig. 5 is a structural schematic diagram of the reversing mechanism of the present invention.

Figure 6 is a schematic structural view of the rope design of the present invention.

Reference signs: installation shaft 1, double track 2, track cover 21, transmission mechanism 3, pulley 31, connecting shaft 32, chain 33, power unit 4, motor 41, pulley drive 42, first worm 43, first rotating shaft 44. First gear 45, first helical gear 46, second helical gear 47, rotating shaft 48, second gear 49, lifting mechanism 5, reversing mechanism 51, second worm 511, third gear 512, winding mechanism 52. The second rotating shaft 521, the third helical gear 522, the winder 523, the rope 524, the hook 525, the installation shell 53, the reversing track 54, the visual measuring instrument 55, the gear transmission 56, the control motor 57, and the base 6.

Embodiments of the present invention

In the following description, numerous specific details are given in order to provide a more thorough understanding of the present invention. However, it will be apparent to those skilled in the art that the present invention may be practiced without one or more of these details; in other instances, certain technical features known in the art are omitted in order to avoid obscuring the present invention. to describe.

In a further embodiment, as shown in Figures 1 to 6, this embodiment provides an intelligent suspension conveying system and method based on visual measurement, including: installation shaft 1, conveying device, power device 4, double track 2, and conveying mechanism 3. Lifting mechanism 5 and winding mechanism 52.

Several installation shafts 1 are usually installed on the upper part of the workshop or warehouse, and are used to suspend and fix the position of the conveying device. The double rails 2 are fixedly connected through reinforcements, so that the double rails 2 are suspended, and a horizontal shaft can be installed between the installation shafts 1. Due to the stable suspended double rails 2, several installation shafts 1 are connected to the top of the power unit 4, so that the power unit 4 installed on the base 6 is fixed in the vertical direction, which is convenient for the power unit 4 to transmit power better.

The transmission mechanism 3 slides on the double track 2 through the pulley 31, the chain 33 is arranged on the transmission mechanism 3, the power device 4 transmits the power to the chain 33, and the transmission mechanism 3 is driven to work by driving the sliding of the chain 33, because the rollers are on the double track. Sliding on the track 2, the frictional force is small, and the power unit 4 can easily drive the chain 33 to slide.

The lifting mechanism 5 is used to lift the materials to realize the automation of the transportation system. It is installed at the bottom of the transmission mechanism and is composed of a reversing mechanism 51 and a winding mechanism 52. A group of reversing rails 54 cooperate, and the reversing mechanism 51 slides on different reversing rails 54 to realize the rewinding or unwinding of the rope 524 by the rewinding mechanism 52. A hook 525 can be installed at the bottom of the rope 524 for hooking The material is finally raised or lowered, and other connectors can also be selected to match the material or the structure of the box containing the material.

In a further embodiment, the power unit 4 provides power for the entire intelligent suspension conveying system. The power unit 4 can be equipped with multiple groups of power units 4 according to actual conditions. In the power unit 4, the rotating shaft 48 can pass through the flange Installed on the base 6 and the middle of the fixed seat, and can rotate freely at the same time, the fixed seat is fixed by the installation shaft 1, the motor 41 is connected to the reversing mechanism through the pulley drive 42, and the first helical gear 46 at the output end of the reversing mechanism 51 is connected to the first helical gear 46 installed on the The second helical gear 47 on the rotating shaft 48 meshes, and the second gear 49 meshing with the chain 33 is installed on the upper end of the rotating shaft 48. The motor 41 works to finally make the rotating shaft 48 rotate, driving the chain 33 to rotate, so that the transmission mechanism performs the transmission work , wherein the motor 41 can be selected from the stepper motor 41 or the extreme work of the circuit control motor 41.

In a further embodiment, in the reversing mechanism 51, the commutator casing is fixedly installed on the base 6, and the upper and lower parts respectively install the first worm 43 and the first rotating shaft 44 through bearings, and the first worm 43 is connected to the pulley transmission 42, and meshes with the gear on the first rotating shaft 44, the first worm 43 drives the first rotating shaft 44 to rotate through the first gear 45, thereby drives the first helical gear 46 installed on one end of the first rotating shaft 44 to rotate, the first worm 43 meshing with the first gear 45 will greatly reduce the speed. The reversing mechanism 51 is mainly used for reversing and deceleration. The commutator shell is a customized mold, which mainly realizes the vertical space between the first worm screw 43 and the transmission shaft, which is convenient The first worm 43 meshes with the first gear 45 for better transmission of kinetic energy and deceleration.

In a further embodiment, the double track 2 includes two independent tracks of the inner and outer rings installed on the installation shaft 1, and the track cover 21 is fixedly installed on the top of the double track 2, so that the double track 2 forms a whole, and there is overall installation and Stable, the double track 2 is fixedly connected by several independent tracks. The chain 33 in the system is designed to slide freely in the horizontal direction, and the double track 2 can be installed in combination with a variety of curved designs. Using this design can perfectly avoid obstacles, such as load-bearing columns and other immovable structures, and use multiple sets of power devices at the same time 4 Use with the chain 33 to realize long-distance transportation.

Because the chain 33 is composed of chain links, there is always a matching error at the chain links. For this reason, the track can be further designed as an open-loop or closed-loop spiral structure, and the second gear is installed on the rotating shaft 48 in the power unit 4 at the same time. , to realize multiple paths to convey materials at the same time.

In a further embodiment, the transmission mechanism 3 is mainly connected by two pulleys 31 through a connecting shaft 32, and slides on the double track 2. The connecting shaft 32 is a T-shaped structure, passes through the chain 33 link plate and is fixedly installed with the chain 33 . The free sliding of the chain 33 is realized by the small frictional force during sliding, and at the same time, the conveying material is faster and more stable.

In a further embodiment, the installation shell 53 is fixedly installed under the connecting shaft 32, and is fixed with a rib plate at the same time. The installation shells 53 are perpendicular to each other and pass through the through holes that are not in the same plane, and are installed through the bearings. Disjoint second shaft 521 and second worm 511, the third helical gear 522 is installed on the second shaft 521, and meshes with the second worm 511, the second worm 511 exceeds the mounting shell 53, and the two ends of the protruding part are respectively installed The third gear 512, the third gear 512 slides relative to the reversing track 54 installed on the double track 2, wherein the reversing track 54 is mainly a structure in which only one tooth track is installed on the upper or lower track side of the inner track, the third gear 512 When sliding on the tooth track installed on the inner rail of the reversing track 54, the second worm 511 rotates forward, and the second rotating shaft 521 is driven to rotate forward by the third helical gear 522. When the third gear 512 is in the reversing track 54 When sliding on the lower track side of the inner track, the second worm 511 rotates in the reverse direction, and the third helical gear 522 drives the second rotating shaft 521 to rotate in the reverse direction.

In a further embodiment, the winder 523 is installed at the middle position of the second rotating shaft 521, and the winder 523 is used for winding and unwinding the rope 524, wherein the winding and unwinding rope 524 depends on the position of the third gear 512 there. Slide on the reversing track 54, while the winding and unwinding length of the rewinder 523 can be controlled by the length of the inner track in the reversing track 54, and can be adjusted according to the actual stage when conveying materials.

In a further embodiment, a visual measuring instrument 55, a control motor 41 and a gear transmission 56 are also installed on the side of the installation housing 53. The visual measuring instrument 55 measures the distance from the reel 523 to the material, and transmits the value to the computer. Compared with the original data, when the unwinding rope 524 of the reel 523 is close to the material, the signal is fed back to the control motor 41, and the control motor 41 rotates the second worm 511 by controlling the gear transmission 56, and then adjusts the unwinding of the reel 523 again. The amount of rope 524 that ultimately connects the material.

In a further embodiment, the rope 524 adopts a plurality of industrial ropes and fixedly installs a plurality of parallel bars to form a structure similar to a roller blind. Generally, when the reel 523 rewinds an ordinary rope, it tends to be rewound unevenly. During the winding or unwinding process, the material suddenly falls for a small distance, and the sudden force will have a local impact on the conveying device. For this reason, a plurality of parallel ropes 524 are installed with parallel bars to form a conventional rope that can Roll up planar structures to avoid such effects. Working principle: start the power device 4, the motor 41 is connected with the reversing mechanism 51 through the pulley drive 42, the pulley drive 42 is connected with the first worm 43, and the first worm 43 meshes with the first gear 45 installed on the first rotating shaft 44 , the first worm 43 drives the first rotating shaft 44 to rotate, the first helical gear 46 installed at one end of the first rotating shaft 44 meshes with the second helical gear 47 installed at the lower end of the rotating shaft 48, and the first helical gear 46 rotates through the second helical gear The gear 47 drives the rotating shaft 48 to rotate, and the second gear 49 installed on the upper end of the rotating shaft 48 meshes with the chain 33, and the second gear 49 drives the chain 33 to rotate. The track cover 21 is installed above the double track 2, and the inner track is provided with a pulley 31 to slide , the pulley 31 drives the chain 33 to run through the "T" type connecting shaft 32, the connecting shaft 32 passes through the link plate of the chain 33 and is fixedly installed, so that the chain 33 can run along the double track 2 route, and the lower end of the connecting shaft 32 is connected to the installation shell 53 , a vertically rotatable second shaft 521 and a second worm 511 are installed inside the installation housing 53, the second worm 511 meshes with the third helical gear 522 mounted on the second shaft 521, and the two ends of the second worm 511 are provided with third Gear 512, the second worm screw 511 is also connected with control motor 41 by gear transmission 56, and the third gear 512 slides on the reversing track 54. When the third gear 512 slides into the first reversing track 54, the second worm screw 511 Rotate, the third helical gear 522 drives the second rotating shaft 521 to rotate, at this time the reel 523 on the second rotating shaft 521 begins to unwind the rope 524, when the rope 524 is unwound to a certain length close to the material, the visual measuring instrument 55 Measure the distance from the winder 523 to the material, and transfer the value to the computer. The computer compares and analyzes the original data and the actual length of the first type of reversing track control rope 524, and feeds back the signal to the control motor 41 to control the motor 41. Start the control gear transmission 56, rotate the second worm screw 511 in the same direction again, adjust the winder 523 to unwind the rope 524 until the specified position, and connect the material. Then, the third gear 512 slides into the second type of reversing track 54, the second The worm 511 rotates in the opposite direction to drive the second shaft 521 to rotate in the opposite direction. At this time, the winder 523 winds up the rope 524 connecting the material, lifts the material to a specified height and conveys it.

The preferred embodiments of the present invention have been described in detail above in conjunction with the accompanying drawings. However, the present invention is not limited to the specific details of the above embodiments. Within the scope of the technical concept of the present invention, various equivalent transformations can be carried out to the technical solutions of the present invention. These equivalent transformations all belong to the protection scope of the present invention.

Claims

An intelligent suspension conveying system based on vision measurement, including:

Mounting shafts for fixing the overhead conveyor and positioning the power unit mounted on the base,

It is characterized in that the suspension conveying device includes:

The double track is fixed and suspended through the installation shaft; the double track is used to fix the position of the transmission mechanism, and the line track of the transmission mechanism slides relative to the double track, the transmission mechanism is provided with a chain, and the chain is used to transmit the The power of the power device, so that the transmission mechanism can normally transport materials;

The lifting mechanism is fixedly installed on the transmission mechanism; the lifting mechanism includes a reversing mechanism and a rewinding mechanism, and the reversing mechanism is matched with multiple groups of reversing rails installed on the double track, and the rewinding mechanism is used for The rope is rewound or unwound according to the working conditions, and the end of the rope is provided with a connecting piece for connecting materials.
The intelligent suspension conveying system based on visual measurement according to claim 1, wherein the power device includes: a motor installed on the base, the motor is connected to the input end of the reversing mechanism through a pulley drive, and the reversing mechanism The output end of the first helical gear is installed and meshed with the second helical gear installed on the rotating shaft. The rotating shaft is installed on the base through the flange and rotates relative to the base. The upper end of the rotating shaft is installed with the first gear, the first gear is used to engage the chain on the transmission mechanism.
The intelligent suspension conveying system based on visual measurement according to claim 1, wherein the reversing mechanism comprises: a commutator housing mounted on the base, mounted on the upper end of the commutator housing through a bearing and driven with a pulley The connected first worm meshes with the first worm and is installed on the first gear at the lower end of the commutator housing through a transmission shaft. The transmission shaft is installed at the lower end of the commutator housing and is connected to the first The worm is vertical, and a first helical gear is installed at one end of the drive shaft for outputting the power transmitted by the reversing mechanism.
The intelligent suspension conveying system based on vision measurement according to claim 1, wherein the double track comprises: two independent tracks of the inner and outer rings installed on several installation shafts, and a track cover that fixedly connects the double track to form a whole, said The double track is fixedly connected by several independent tracks, and the curves of several independent tracks are set according to the actual situation.
The intelligent suspension conveying system based on vision measurement according to claim 4, wherein the conveying mechanism installed on the double track comprises:

A pulley that slides on a double track, the two pulleys form a group and are connected by a connecting shaft between the two pulleys, the connecting shaft adopts a "T" structure and passes through the gap at the lower end of the double track, the said The connecting shaft passes through the chain link plate and is fixedly installed with the chain, thereby controlling the distance between the chain and the double track.
The intelligent suspension conveying system based on visual measurement according to claim 5, wherein the reversing mechanism comprises:

The mounting shell is fixedly installed under the connecting shaft, the mounting shell runs through through holes that are perpendicular to each other and are not on the same plane, and the mounting shell is respectively equipped with a rotatable second rotating shaft and a second worm through the bearing and the through hole. The two rotating shafts and the second worm are not intersecting and are perpendicular to each other, and the two ends of the second worm beyond the installation shell are respectively equipped with third gears, and the third gears are installed on various reversing tracks on the double track Sliding on the top, the various reversing tracks are mainly a structure in which only one tooth track is installed on the inner upper track or the lower track.
The intelligent suspension conveying system based on visual measurement according to claim 6, wherein the winding mechanism comprises:

The third helical gear meshed with the second worm and installed on the second shaft, and the winder installed in the middle of the second shaft, the winder winds up or unwinds the rope.
The intelligent suspension conveying system based on visual measurement according to claim 7, characterized in that, a visual measuring instrument, a control motor and a gear transmission are installed on the side of the installation shell, and the visual measuring instrument measures the distance from the winder to the material , and transmit the value to the computer, the computer compares the original data, and feeds back the signal to the control motor, the control motor controls the gear transmission, rotates the second worm, and adjusts the amount of unwinding rope of the winder.
The intelligent suspension conveying system based on vision measurement according to claim 8, characterized in that, the said ropes are fixedly installed with multiple parallel bars on multiple industrial ropes, forming a structure similar to a roller blind.
A kind of intelligent suspension conveying method based on visual measurement, it is characterized in that, comprises the following steps:

Step 1. Material extraction: Start the motor, drive the rotating shaft to rotate through the pulley transmission and the reversing mechanism, and the rotating shaft drives the transmission mechanism to work through the second gear meshing with the chain, and the roller starts to slide on the double track, the first in the lifting mechanism The three gears start to slide on the first type of reversing track, the second worm rotates, meshes with the third helical gear, drives the second rotating shaft to rotate, the winder starts to unwind the rope, and the rope reaches the position close to the material;

Step 2. Adjust the position of the rope in time: the visual measuring instrument measures the distance from the winder to the material, and transmits the value to the computer. The computer compares the original data and feeds back the signal to the control motor, which controls the motor to start the control gear. Drive, rotate the second worm, adjust the winder again to unwind the rope to the proper position, and connect the material;

Step 3. Transmission of materials: the third gear in the lifting mechanism enters the second type of reversing track, and the rotation direction of the third gear is opposite to the rotation direction of the third gear in step 1. At this time, the second worm rotates in the opposite direction. The third helical gear meshes to drive the second rotating shaft to rotate, and the winder starts to wind up the rope, lifts the material to a specified height and conveys it.