Building material processing is with automatic equipment of depositing of hoist and mount

文档序号:202754 发布日期:2021-11-05 浏览:4次 中文

阅读说明:本技术 一种建筑材料加工用自动化吊装存放设备 (Building material processing is with automatic equipment of depositing of hoist and mount ) 是由 吴以添 张伟 张灵锋 林茂帛 于 2021-07-09 设计创作,主要内容包括:本发明属于建筑机械技术领域,一种建筑材料加工用自动化吊装存放设备,其特征在于,包括支撑板、夹持盘及夹具装置,支撑板的数量为二,两个支撑板靠近的一端端面上固定设置有转向电机,转向电机上控制有转向电机轴,转向电机轴上固定设置有夹持盘,夹持盘内开设有工作腔。本发明通过支撑板、夹持盘及夹具装置的设计,可以通过电磁铁使对应的从动轴移动,从而使对应的夹具装置向弧形板移动,并进行夹持,转向电机能够控制夹持盘转动,将未夹持弧形板的夹具装置转动至开口处,主动绕线轮则能够同时控制八个夹具装置的转动,使八块弧形板同时堆叠,结构简单,而且保证每块弧形板之间的堆叠情况相同,便于后续的固定。(The invention belongs to the technical field of construction machinery, and relates to automatic hoisting and storing equipment for building material processing. According to the invention, through the design of the supporting plate, the clamping disc and the clamping devices, the corresponding driven shaft can be moved through the electromagnet, so that the corresponding clamping device moves towards the arc-shaped plates and clamps the arc-shaped plates, the steering motor can control the clamping disc to rotate, the clamping devices which do not clamp the arc-shaped plates rotate to the opening, the active reel can simultaneously control the eight clamping devices to rotate, the eight arc-shaped plates are simultaneously stacked, the structure is simple, the stacking condition among the arc-shaped plates is ensured to be the same, and the subsequent fixing is convenient.)

1. An automatic hoisting and storing device for building material processing is characterized by comprising a supporting plate (1), a clamping disc (7) and a clamp device (9);

the number of the supporting plates (1) is two, a steering motor (19) is fixedly arranged on the end face of one end, close to the two supporting plates (1), of the two supporting plates, a steering motor shaft (20) is controlled on the steering motor (19), and a clamping disc (7) is fixedly arranged on the steering motor shaft (20);

a working cavity (7-1) is formed in the clamping disc (7), a winding motor (21) is fixedly arranged in the working cavity (7-1), a winding wheel shaft (22) is controlled on the winding motor (21), and a driving winding wheel (23) is fixedly arranged on the winding wheel shaft (22);

eight electromagnets (26) are symmetrically and rotatably arranged on the clamping disc (7) relative to the center of the winding motor (21), a driven shaft (27) is rotatably arranged in each electromagnet (26), a driven reel (25) is fixedly arranged at one end, located in the working cavity (7-1), of each driven shaft (27), and each driven reel (25) is connected with the clamping disc (7) through a torsion spring (28);

the active reel (23) is wound with a pull rope (24), one end of the pull rope (24) is fixedly connected with the active reel (23), and the other end of the pull rope (24) is divided into eight sections which are respectively wound on the driven reel (25) and fixedly connected with the driven reel (25);

a clamp device (9) is fixedly arranged at the other end of the driven shaft (27);

the clamp device (9) comprises a clamp bottom plate (9-1), a bottom plate through hole (9-2) is formed in the clamp bottom plate (9-1), the driven shaft (27) is located at the bottom plate through hole (9-2) and is fixedly connected with the clamp bottom plate (9-1), and two arc-shaped clamps (9-3) are symmetrically and fixedly arranged on the clamp bottom plate (9-1);

the supporting plate (1) is provided with a fixing device (2).

2. The automatic hoisting and storing equipment for building material processing according to claim 1, characterized in that: the fixing device (2) comprises a fixing bottom plate (2-4), the fixing bottom plate (2-4) is positioned between the two supporting plates (1) and is fixedly connected with the supporting plates (1), one end of the fixing bottom plate (2-4) is fixedly provided with a cover plate motor (2-3), a cover plate shaft (2-2) is controlled on the cover plate motor (2-3), the cover plate shaft (2-2) is rotatably connected with the fixing bottom plate (2-4), an arc-shaped cover plate (2-1) is fixedly arranged on the cover plate shaft (2-2), and the arc-shaped cover plate (2-1) is contacted and abutted against the fixing bottom plate (2-4);

a transport box (16) is arranged at the contact part of the arc-shaped cover plate (2-1) and the fixed bottom plate (2-4).

3. The automatic hoisting and storing equipment for building material processing as claimed in claim 2, wherein: the transport case (16) is fixedly connected with the fixed bottom plate (2-4), a fixed motor (17) is fixedly arranged in the transport case (16), and a threaded shaft (18) is controlled on the fixed motor (17);

a sliding chute (16-1) is formed in the transport box (16), a sliding rod (14) is arranged in the sliding chute (16-1) in a sliding manner, one end of the sliding rod (14) is in threaded transmission with a threaded shaft (18), the other end of the sliding rod (14) is fixedly provided with a connecting rod (13), and a transport plate (15) is fixedly arranged on the connecting rod (13);

the position of the transport plate (15) corresponds to the position of the opening on the arc-shaped cover plate (2-1).

4. The automatic hoisting and storing equipment for building material processing as claimed in claim 2, wherein: the arc-shaped cover plate (2-1) and the fixed base plate (2-4) are externally and fixedly provided with a fixed belt device (8), the fixed belt device (8) comprises an outer shell (8-1), the outer shell (8-1) is respectively fixedly connected with the arc-shaped cover plate (2-1) and the fixed base plate (2-4), a fixed belt placing groove (8-2) is formed in the outer shell (8-1), two soft rubber strips (8-3) are symmetrically and fixedly arranged on the inner side of the outer shell (8-1), and the arc-shaped cover plate (2-1) corresponding to the soft rubber strips (8-3) and the fixed base plate (2-4) are provided with circular grooves.

5. The automatic hoisting and storing equipment for building material processing according to claim 1, characterized in that: a hydraulic cylinder (3) is fixedly arranged on the end face of the top end of the supporting plate (1), supporting frames (4) are fixedly arranged on the hydraulic cylinder (3), the number of the supporting frames (4) is two, a cross beam sliding groove (4-1) is formed in one end of each supporting frame (4) in the direction similar to that of the other supporting frame, a fixed motor (5) is fixedly arranged in each cross beam sliding groove (4-1), and a threaded motor shaft (6) is controlled on each fixed motor (5);

a beam (12) is arranged in the beam chute (4-1) in a sliding way, two internal threaded holes (12-1) are symmetrically arranged on the beam (12), a threaded motor shaft (6) is positioned in the internal threaded hole (12-1) and is in threaded transmission with the internal threaded hole (12-1),

two hook ropes (11) are symmetrically fixed on the periphery of the end face of the bottom end of the cross beam (12), and lifting hooks (10) are fixedly arranged on the hook ropes (11).

6. The automatic hoisting and storing equipment for building material processing according to claim 1, characterized in that: the two arc-shaped clamps (9-3) on each clamp bottom plate (9-1) are different in shape, the gap between the two arc-shaped clamps (9-3) is arc-shaped, and the width of the gap is slightly smaller than that of the arc-shaped plate;

the clamping end of the arc-shaped clamp (9-3) is coated with a rubber layer.

7. The automatic hoisting and storing equipment for building material processing according to claim 1, characterized in that: the outer end of the driven reel (25) is coated with an iron layer.

Technical Field

The invention belongs to the technical field of construction machinery, and particularly relates to automatic hoisting and storing equipment for building material processing.

Background

Hoisting refers to the general term of installation and positioning of equipment by a crane or a hoisting mechanism, and various hoisting tools are used for hoisting equipment, workpieces, appliances, materials and the like in maintenance and repair to change the positions of the equipment, the workpieces, the appliances, the materials and the like, and building materials are usually hoisted to be taken and stacked for storage, for example, storage of arc plates in the building materials.

The arc is convenient for subsequent transport when depositing, often need pile up the polylith arc and wind into ring shape, and deposit after fixed with the fixed band, and when adopting the manual work to deposit, need many people to cooperate and just can pile up into ring shape with the arc, fixing through the fixed band, not only increaseing the manpower, still reduced work efficiency, and current hoist and mount deposit equipment and generally adopt single lifting hook to lift by crane, can cause certain damage to the cambered surface of arc plate at the in-process of hoist and mount, take place to rock easily at the in-process of hoist and mount simultaneously, can make the arc roll-off hoist and mount when serious and deposit equipment, cause the injury to the staff easily. Therefore, an automatic hoisting and storing device for building material processing is designed to solve the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the invention aims to provide automatic hoisting and storing equipment for building material processing, which can solve the problems that the existing hoisting and storing equipment needs to manually fix a hoisted arc plate before use, and the arc plate is easy to shake and fall off in the hoisting process.

An automatic hoisting and storing device for building material processing is characterized by comprising a supporting plate, a clamping disc and a clamp device;

the number of the supporting plates is two, a steering motor is fixedly arranged on the end face of one end, close to the two supporting plates, of the two supporting plates, a steering motor shaft is controlled on the steering motor, and a clamping disc is fixedly arranged on the steering motor shaft;

a working cavity is formed in the clamping disc, a winding motor is fixedly arranged in the working cavity, a winding wheel shaft is controlled on the winding motor, and a driving reel is fixedly arranged on the winding wheel shaft;

eight electromagnets are symmetrically and rotatably arranged on the clamping disc relative to the center of the winding motor, a driven shaft is rotatably arranged in the electromagnets, a driven reel is fixedly arranged at one end of the driven shaft, which is positioned in the working cavity, and the driven reel is connected with the clamping disc through a torsional spring;

the active reel is wound with a pull rope, one end of the pull rope is fixedly connected with the active reel, and the other end of the pull rope is divided into eight sections which are respectively wound on the driven reel and fixedly connected with the driven reel;

the other end of the driven shaft is fixedly provided with a clamp device;

the clamp device comprises a clamp bottom plate, a bottom plate through hole is formed in the clamp bottom plate, the driven shaft is located at the bottom plate through hole and is fixedly connected with the clamp bottom plate, and two arc-shaped clamps are symmetrically and fixedly arranged on the clamp bottom plate;

the supporting plate is provided with a fixing device.

Preferably, the fixing device comprises a fixing bottom plate, the fixing bottom plate is positioned between the two support plates and fixedly connected with the support plates, one end of the fixing bottom plate is fixedly provided with a cover plate motor, a cover plate shaft is controlled on the cover plate motor and is rotatably connected with the fixing bottom plate, an arc-shaped cover plate is fixedly arranged on the cover plate shaft, and the arc-shaped cover plate is contacted and abutted against the fixing bottom plate;

the contact position of the arc-shaped cover plate and the fixed bottom plate is provided with a transport box.

Preferably, the transport case is fixedly connected with the fixed bottom plate, a fixed motor is fixedly arranged in the transport case, and a threaded shaft is controlled on the fixed motor;

a sliding chute is arranged in the transport box, a sliding rod is arranged in the sliding chute in a sliding mode, one end of the sliding rod is in threaded transmission with the threaded shaft, the other end of the sliding rod is fixedly provided with a connecting rod, and a transport plate is fixedly arranged on the connecting rod;

the position of the conveying plate corresponds to the position of the opening on the arc-shaped cover plate.

Preferably, the arc apron is provided with the fixed band device with the PMKD external fixation, and the fixed band device includes the shell, the shell respectively with arc apron and PMKD fixed connection, seted up the fixed band standing groove in the shell, the inboard symmetry of shell is fixed and is provided with two soft rubber strips, seted up the annular fluting of circle on the arc apron that corresponds with the soft rubber strip and the PMKD.

Preferably, a hydraulic cylinder is fixedly arranged on the end face of the top end of the supporting plate, supporting frames are fixedly arranged on the hydraulic cylinder, the number of the supporting frames is two, a cross beam sliding groove is formed in one end of each supporting frame, the directions of the two supporting frames are close to each other, a fixed motor is fixedly arranged in the cross beam sliding groove, and a threaded motor shaft is controlled on the fixed motor;

a cross beam is arranged in the cross beam sliding groove in a sliding mode, two internal thread holes are symmetrically formed in the cross beam, and a threaded motor shaft is located in the internal thread holes and in threaded transmission with the internal thread holes;

two hook ropes are symmetrically fixed on the periphery of the end face of the bottom end of the cross beam, and lifting hooks are fixedly arranged on the hook ropes.

Preferably, the two arc-shaped clamps on each clamp bottom plate are different in shape, the gap between the two arc-shaped clamps is arc-shaped, and the width of the gap is slightly smaller than that of the arc-shaped plate;

the clamping end of the arc-shaped clamp is coated with a rubber layer.

Preferably, the outer end of the driven reel is coated with an iron layer.

Compared with the prior art, the invention has the beneficial effects that:

according to the automatic hoisting and storing equipment for building material processing, through the design of the supporting plate, the clamping disc and the clamping devices, the corresponding driven shaft can be moved through the electromagnet, so that the corresponding clamping device can move towards the arc-shaped plates and can clamp the arc-shaped plates, the steering motor can control the clamping disc to rotate, the clamping devices which do not clamp the arc-shaped plates can be rotated to the opening, the driving reel can simultaneously control the rotation of the eight clamping devices, the eight arc-shaped plates can be stacked simultaneously, the structure is simple, the stacking condition among the arc-shaped plates is guaranteed to be the same, and the subsequent fixing is facilitated.

According to the automatic hoisting and storing equipment for processing the building materials, the conveying box is located at the opening through the design of the conveying box, so that the arc-shaped plates can be conveniently placed in the equipment, and one arc-shaped plate can be conveyed into the equipment by the conveying plate in the same direction and position each time, so that the subsequent operation of stacking the arc-shaped plates is facilitated, and the stacking effect is better.

Third, the automatic hoisting and storing equipment for processing building materials can wind the fixing belt around the arc-shaped plates in the stacking process of the arc-shaped plates through the design of the fixing belt device, the fixing belt can be contacted with the arc-shaped plates by pushing the soft rubber strips on the fixing belt device after stacking is finished, the fixing belt is not required to be placed after the arc-shaped plates are lifted manually, the manual labor force is greatly saved, and the production efficiency is improved.

According to the automatic hoisting and storing equipment for processing the building materials, the hydraulic cylinder is stable and continuous in transmission through the design of the hydraulic cylinder, the lifting hooks and the cross beam, the arc-shaped plate is prevented from shaking during hoisting, the balance of the arc-shaped plate during hoisting can be ensured by the two lifting hooks, the arc-shaped plate is prevented from sliding, the structure is simple, and the transmission is rapid and convenient.

According to the automatic hoisting and storing equipment for processing the building materials, the rubber layer is coated at the clamping end of the arc-shaped clamp, so that the arc-shaped plate can be prevented from being damaged in the process of fixing the arc-shaped plate, meanwhile, the shape of the gap between the arc-shaped clamps is arc, the width of the gap is slightly smaller than that of the arc-shaped plate, the arc-shaped plate can be better attached and clamped, and the quality of the arc-shaped plate is ensured.

Drawings

FIG. 1 is a schematic perspective view of the present invention in a first direction;

FIG. 2 is a schematic perspective view of the clamping device of the present invention;

FIG. 3 is a schematic perspective view of a fastening band device according to the present invention;

FIG. 4 is a schematic perspective view of a beam according to the present invention;

FIG. 5 is a cross-sectional view of a fixation device of the present invention;

FIG. 6 is a cross-sectional view of a clamping disk of the present invention;

in the figure: 1. a supporting plate, 2, a fixing device, 2-1, an arc-shaped cover plate, 2-2, a cover plate shaft, 2-3, a cover plate motor, 2-4, a fixing bottom plate, 3, a hydraulic cylinder, 4, a supporting frame, 4-1, a beam sliding groove, 5, a fixing motor, 6, a threaded motor shaft, 7, a clamping disc, 7-1, a working cavity, 8, a fixing belt device, 8-1, a shell, 8-2, a fixing belt placing groove, 8-3, a soft rubber strip, 9, a clamping device, 9-1, a clamp bottom plate, 9-2, a bottom plate through hole, 9-3, an arc-shaped clamp, 10, a lifting hook, 11, a hook rope, 12, a beam, 12-1, an internal threaded hole, 13, a connecting rod, 14, a sliding rod, 15, a conveying plate, 16, a conveying box, 16-1, a pulling sliding groove, 17 and a fixing motor, 18. the device comprises a threaded shaft, 19, a steering motor, 20, a steering motor shaft, 21, a winding motor, 22, a winding wheel shaft, 23, a driving reel, 24, a pull rope, 25, a driven reel, 26, an electromagnet, 27, a driven shaft, 28 and a torsion spring.

Detailed Description

Please refer to fig. 1-6, which illustrate an automatic hoisting and storing device for building material processing, which is an automatic hoisting and storing device for building material processing, capable of automatically fixing a hoisted arc-shaped plate, and preventing the arc-shaped plate from shaking and falling off in the hoisting process. Concretely, building material processing is with automatic hoist and mount storage device, includes backup pad 1, clamping disk 7 and fixture device 9.

The number of the support plates 1 is two, the end faces of the two support plates 1 close to one end are fixedly provided with steering motors 19, the steering motors 19 are controlled to be provided with steering motor shafts 20, the steering motor shafts 20 are fixedly provided with clamping discs 7, working chambers 7-1 are arranged in the clamping discs 7, winding motors 21 are fixedly arranged in the working chambers 7-1, winding wheel shafts 22 are controlled by the winding motors 21, driving reels 23 are fixedly arranged on the winding wheel shafts 22, eight electromagnets 26 are symmetrically and rotatably arranged on the clamping discs 7 relative to the centers of the winding motors 21, driven shafts 27 are rotatably arranged in the electromagnets 26, one ends of the driven shafts 27, which are positioned in the working chambers 7-1, are fixedly provided with driven reels 25, the driven reels 25 are connected with the clamping discs 7 through torsion springs 28, the driving reels 23 are wound with pull ropes 24, and one ends of the pull ropes 24 are fixedly connected with the driving reels 23, the other end of the pull rope 24 is divided into eight sections and respectively wound on the driven reel 25 and fixedly connected with the driven reel 25, the other end of the driven shaft 27 is fixedly provided with a clamp device 9, the clamp device 9 comprises a clamp bottom plate 9-1, a bottom plate through hole 9-2 is formed in the clamp bottom plate 9-1, the driven shaft 27 is positioned at the bottom plate through hole 9-2 and fixedly connected with the clamp bottom plate 9-1, two arc-shaped clamps 9-3 are symmetrically and fixedly arranged on the clamp bottom plate 9-1, the supporting plate 1 is provided with a fixing device 2, the corresponding driven shaft 27 is moved through an electromagnet 26, so that the corresponding clamp device 9 moves towards and clamps the arc-shaped plates, the steering motor 19 can control the clamping disc 7 to rotate, the clamp device 9 which does not clamp the arc-shaped plates is rotated to an opening, and the driving reel 23 can simultaneously control the rotation of the eight clamp devices 9, make eight arcs pile up simultaneously, simple structure guarantees moreover that the condition of piling up between every arc is the same, subsequent fixed of being convenient for.

The fixing device 2 comprises fixing bottom plates 2-4, the fixing bottom plates 2-4 are located between the two supporting plates 1 and fixedly connected with the supporting plates 1, one ends of the fixing bottom plates 2-4 are fixedly provided with cover plate motors 2-3, cover plate shafts 2-2 are controlled on the cover plate motors 2-3, the cover plate shafts 2-2 are rotatably connected with the fixing bottom plates 2-4, arc-shaped cover plates 2-1 are fixedly arranged on the cover plate shafts 2-2, the arc-shaped cover plates 2-1 are contacted and abutted with the fixing bottom plates 2-4, and a conveying box 16 is arranged at the contact positions of the arc-shaped cover plates 2-1 and the fixing bottom plates 2-4.

The transportation box 16 is fixedly connected with the fixed bottom plate 2-4, the fixed motor 17 is fixedly arranged in the transportation box 16, the threaded shaft 18 is controlled on the fixed motor 17, the pulling chute 16-1 is formed in the transportation box 16, the sliding rod 14 is arranged in the pulling chute 16-1 in a sliding mode, one end of the sliding rod 14 is in threaded transmission with the threaded shaft 18, the connecting rod 13 is fixedly arranged at the other end of the sliding rod 14, the transportation plate 15 is fixedly arranged on the connecting rod 13, the position of the transportation plate 15 corresponds to the position of an opening in the arc cover plate 2-1, the transportation box 16 is located at the opening, the arc plates are conveniently placed in the transportation box, and one arc plate can be transported into the equipment by the transportation plate 15 in the same direction and position at each time, the subsequent arc plates can be conveniently stacked, and the stacking effect is better.

A fixing belt device 8 is fixedly arranged outside the arc-shaped cover plate 2-1 and the fixed bottom plate 2-4, the fixing belt device 8 comprises a shell 8-1, the shell 8-1 is respectively fixedly connected with the arc-shaped cover plate 2-1 and the fixed bottom plate 2-4, a fixing belt placing groove 8-2 is arranged in the shell 8-1, two soft rubber strips 8-3 are symmetrically and fixedly arranged inside the shell 8-1, the arc-shaped cover plate 2-1 and the fixed bottom plate 2-4 corresponding to the soft rubber strips 8-3 are provided with annular grooves, the fixed belt can be wound around the arc-shaped plate in the stacking process of the arc-shaped plate, the fixing belt can be contacted with the arc-shaped plate by pushing the soft rubber strips 8-3 on the fixing belt device 8 after stacking, the arc-shaped plate does not need to be manually put into the fixing belt after being lifted, the labor force is greatly saved, and the production efficiency is improved.

The hydraulic cylinder 3 is fixedly arranged on the end face of the top end of the supporting plate 1, the supporting frames 4 are fixedly arranged on the hydraulic cylinder 3, the number of the supporting frames 4 is two, one ends of the two supporting frames 4 in the similar directions are provided with a beam chute 4-1, a fixed motor 5 is fixedly arranged in the beam chute 4-1, a threaded motor shaft 6 is controlled on the fixed motor 5, a beam 12 is arranged in the beam chute 4-1 in a sliding manner, two internal thread holes 12-1 are symmetrically arranged on the beam 12, the threaded motor shaft 6 is positioned in the internal thread holes 12-1 and is in threaded transmission with the internal thread holes 12-1, two hook ropes 11 are symmetrically fixed on the end face of the bottom end of the beam 12, the hook ropes 11 are fixedly provided with hooks 10, the hydraulic cylinder 3 is in stable and continuous transmission, the arc is prevented from shaking during hoisting, and the balance of the arc can be ensured by the two hooks 10, the arc-shaped plate is prevented from sliding, the structure is simple, and the transmission is quick and convenient.

The two arc-shaped clamps 9-3 on each clamp bottom plate 9-1 are different in shape, the gap between the two arc-shaped clamps 9-3 is arc-shaped, the width of the gap is slightly smaller than the width of the arc-shaped plate, the clamping ends of the arc-shaped clamps 9-3 are coated with rubber layers, the arc-shaped plate can be prevented from being damaged in the process of fixing the arc-shaped plate, meanwhile, the gap between the arc-shaped clamps 9-3 is arc-shaped, the width of the gap is slightly smaller than the width of the arc-shaped plate, the arc-shaped plate can be better attached and clamped, and the quality of the arc-shaped plate is ensured.

The outer end of the driven reel 25 is coated with an iron layer.

When the device is used, firstly, the fixing belt is put into the fixing belt device 8, then a worker puts an arc plate on the conveying plate 15 and conveys the arc plate into the fixing device 2 through the conveying plate 15, after the arc plate enters the fixing device 2, the corresponding driven shaft 27 can be moved through the electromagnet 26, so that the corresponding clamp device 9 moves towards the arc plate and clamps the arc plate, the conveying plate 15 is reset after clamping is completed, meanwhile, the steering motor 19 controls the rotation of the clamping disc 7 to rotate the clamp device 9 which does not clamp the arc plate to the opening, the worker repeats the steps until the eight clamp devices 9 clamp the arc plate, then the winding motor 21 is started, the driving reel 23 rotates and simultaneously controls the rotation of the eight clamp devices 9, so that the eight arc plates are stacked simultaneously, after stacking, the worker pushes the soft rubber strips 8-3 on the fixing belt device 8 to make the fixing belt contact with the arc plate, then the arc-shaped plate is fixed through the fixing band, the cover plate motor 2-3 is controlled to be started, the cover plate motor 2-3 controls the arc-shaped cover plate 2-1 to be opened, then the lifting hook 10 is moved to the front of the arc-shaped plate through the hydraulic cylinder 3, a worker hooks the fixing band with the lifting hook 10, the arc-shaped plate is hoisted and moved to the rear of the equipment to be stacked, then the equipment is reset, and the steps are repeated to conduct hoisting and storage.

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