CN110834934A - Crankshaft type vertical lifting mechanism and working method - Google Patents

Crankshaft type vertical lifting mechanism and working method Download PDF

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Publication number
CN110834934A
CN110834934A CN201911056531.1A CN201911056531A CN110834934A CN 110834934 A CN110834934 A CN 110834934A CN 201911056531 A CN201911056531 A CN 201911056531A CN 110834934 A CN110834934 A CN 110834934A
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China
Prior art keywords
gear
chain
driving
crankshaft
driven
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CN201911056531.1A
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Chinese (zh)
Inventor
谷文平
王海江
陈懿
王江
凡精灵
邹韬
刘忠饶
李新献
安万平
陈嘉庆
黄勇金
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South China Marine Machinery Co Ltd
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South China Marine Machinery Co Ltd
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Priority to CN201911056531.1A priority Critical patent/CN110834934A/en
Publication of CN110834934A publication Critical patent/CN110834934A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/52Devices for transferring articles or materials between conveyors i.e. discharging or feeding devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G17/00Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
    • B65G17/12Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface comprising a series of individual load-carriers fixed, or normally fixed, relative to traction element

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chain Conveyers (AREA)

Abstract

The invention provides a crankshaft type vertical lifting mechanism and a working method thereof, wherein the crankshaft type vertical lifting mechanism comprises a mechanism body, a feeding conveying device and a receiving conveying device; the mechanism body comprises a driving chain wheel device, a driven chain wheel device, a crankshaft connecting device, claw rods, a driving motor and a base; the feeding and conveying device comprises a rack, a double-side roller and a first single-side roller; the material receiving and conveying device comprises a second single-side roller and a conveying belt; the invention provides vertical lifting equipment which is reasonable in structure, small in occupied area, high in circulation speed and not prone to side turning.

Description

Crankshaft type vertical lifting mechanism and working method
Technical Field
The invention relates to the technical field of logistics conveying equipment, in particular to a crankshaft type vertical lifting mechanism and a working method.
Background
At present, in the transfer of processing and logistics storage of industrial products, goods such as boxes, pallets, bags, barrels and packages are often required to be transported between different operation surfaces. In order to effectively connect the transportation among different operation surfaces and realize the requirements of different loading and unloading operation surfaces, the goods can be carried to the required position by combining the manual and forklift carrying and goods elevator; or the goods are conveyed by adopting devices such as vertical lifting, spiral conveying and the like. The manual carrying mode is adopted, the whole process always needs manual intervention, and the working efficiency is extremely low; the common vertical lifting or spiral automatic conveying equipment can carry out pure continuous conveying between two points, but the common vertical lifting or spiral automatic conveying equipment has a complex structure, occupies a large space and has high investment cost.
In order to solve the above technical problems, there is provided a circulating type vertical conveyor apparatus, which is disclosed in a patent document 2017.05.24 published as japanese patent application No. 201611096093.8, and includes: a base; a rack on the fixed base, wherein a guide rail is arranged on the rack; the driving gear is arranged on the guide rail, and a driving motor is arranged behind the driving gear; the driven gear is arranged on the guide rail, and the driving gear is connected with the driven gear through a transmission chain; a feeding conveying device arranged at the upper end of the guide rail; the discharging conveying device is arranged at the lower end of the fixed guide rail; a plurality of moving retainers which are fixed on the transmission chain at uniform intervals, and a fork rod which is fixed on a shaft sleeve of the moving retainers.
However, according to the technical solution disclosed in this document, the weight of the goods lifted by the fork rod is limited, and if the goods are too heavy, the equipment is likely to turn over, and the single chain structure is likely to jump.
Disclosure of Invention
The invention provides a vertical lifting mechanism which is reasonable in structure, small in occupied area and not prone to side turning and a working method.
In order to achieve the purpose, the crankshaft type vertical lifting mechanism comprises a mechanism body, a feeding conveying device and a receiving conveying device, wherein the mechanism body comprises a driving chain wheel device, a driven chain wheel device, a crankshaft connecting device, claw rods, a driving motor and a base; the base is provided with a driving frame and a driven frame, the driving frame and the driven frame are equal in height, the driving frame is connected with the driven frame, the driving frame and the driven frame are respectively provided with two gear connecting rods, the gear connecting rod on the driving frame is higher than the gear connecting rod on the driven frame, the driving sprocket device is connected with the driving frame through the gear connecting rod, the driven sprocket device is connected with the driven frame through the gear connecting rod, the driving sprocket device is connected with the driven sprocket device through a crankshaft connecting device, the driving sprocket device is connected with a driving motor, and the crankshaft connecting device is connected with a claw rod;
the driving chain wheel device comprises a first gear, a second gear and a transmission chain, wherein the first gear 1 is arranged at the upper end of the driving frame through a bearing and a shaft, the second gear is arranged at the lower end of the driving frame through a bearing and a shaft, an output shaft of a driving motor is connected to the shaft of the second gear, and the first gear is connected with the second gear through the transmission chain;
the driven chain wheel device comprises a third gear, a fourth gear and a transmission chain, the third gear is mounted at the upper end of the driven frame through a bearing and a shaft, the fourth gear is mounted at the lower end of the driven frame through a bearing and a shaft, and the third gear is connected with the fourth gear through the transmission chain;
the first gear is higher than the third gear, and the second gear is higher than the fourth gear;
the crankshaft connecting device comprises a first chain connecting device, a second chain connecting device and a crankshaft, the first chain connecting device is installed on the driving chain wheel device, the second chain connecting device is installed on the driven chain wheel device, the first chain connecting device and the second chain connecting device are connected through the crankshaft, and the second chain connecting device is connected with the claw rod;
the first gear, the second gear, the third gear and the fourth gear are equal in size, the distance between the first gear and the second gear is equal to the distance between the third gear and the fourth gear, and the rotation periods of the driving chain wheel structure and the driven chain wheel structure are the same;
according to the arrangement, the crankshaft connecting device is connected with the driving chain wheel device and the driven chain wheel device to form the double-chain wheel structure, compared with the single-chain wheel structure, a stress point is added, the claw rods are simultaneously connected with the driving chain wheel device and the driven chain wheel device through the crankshaft connecting device, and the force applied to the claw rods for lifting the goods is respectively transferred to the driving chain wheel device and the driven chain wheel device, so that the equipment can be kept stable even when the heavy goods are lifted, and the plurality of claw rods are fixed on the transmission chain and have high circulation speed; the driving chain wheel device and the driven chain wheel device are arranged in a vertically staggered structure and are connected through the crankshaft, and the grabbing rod is connected to the crankshaft, so that the grabbing rod cannot turn over when moving to the chain wheel; the structure adopts a staggered chain transmission structure, and the structure is more compact and reasonable, and the occupied area is small.
Furthermore, the gear connecting rod of the driving frame is higher than the gear connecting rod of the driven frame, the height difference is a section of chain, namely the driving chain wheel device is higher than a section of chain of the driven chain wheel device, and the height difference of the section of chain enables the crankshaft connecting device to be capable of stably connecting the driving chain wheel device and the driven chain wheel device and simultaneously dispersing the force applied to the support on the driving frame and the driven frame, so that the crankshaft type vertical lifting mechanism is stable and reliable. And grab the pole and can not overturn in sprocket department for the transportation of goods is more reliable.
Furthermore, the crankshaft is rotatably connected with the first chain connecting device and the second chain connecting device respectively, and the crankshaft can be kept vertical all the time while being connected with the driving chain wheel device and the driven chain wheel device, so that the claw rod is kept horizontal.
Furthermore, the first chain connecting device and the second chain connecting device are respectively installed on the outer sides of the chain plates of the transmission chain in a rotating connection mode, so that the crankshaft connecting device can stably transmit power and cannot influence the rotation of the driving chain wheel device and the driven chain wheel device.
Further, pay-off conveyor sets up in one side of driven frame, and pay-off conveyor includes frame, bilateral cylinder, first unilateral cylinder, and bilateral cylinder and first unilateral cylinder are installed in the frame, and bilateral cylinder and first unilateral cylinder are connected, and first unilateral cylinder is installed in the one end that is close to the driven frame, above setting, pay-off conveyor can realize automatic feeding with the cooperation of mechanism's body.
Furthermore, the material receiving and conveying device is arranged on the other side of the driven frame and comprises a second single-side roller and a conveying belt, and the material receiving and conveying device can be matched with the mechanism body to achieve automatic discharging.
Furthermore, a guardrail is arranged on the rack of the feeding and conveying device, so that goods are prevented from falling off the feeding and conveying device.
Furthermore, the first chain connecting device is a first chain connecting lug, and the second chain connecting device is a second chain connecting lug.
The invention also provides a working method of the crankshaft type vertical lifting mechanism, which comprises the following steps:
1) the driving motor drives the driving chain wheel device to operate, and the feeding and conveying device conveys the goods to the first single-side roller through the double-side roller;
2) the driving chain wheel device drives the driven chain wheel device to continuously and circularly rotate through the crankshaft connecting device, and the claw rods of the plurality of crankshaft connecting devices, which are fixed on the transmission chain, move along an elliptical track under the driving of the transmission chain;
3) when the claw rod moves to the lower part of the feeding and conveying device, the claw rod passes through the gaps between the rollers on the feeding and conveying device from bottom to top, and goods waiting for conveying are transferred onto the claw rod;
4) the claw rod carries the goods to move to the in-process of low level from high level, transports the goods to connect material conveyor, and the claw rod passes from last to lower from the gap between each cylinder of connecting material conveyor, connects material conveyor to hold back the goods on the unilateral cylinder of second that connects material conveyor, and the unilateral cylinder of second sends the goods to the conveyer belt on.
The method is characterized in that a crankshaft connecting device is connected with a driving chain wheel device and a driven chain wheel device to form a double-chain wheel structure, a stress point is added compared with the single-chain wheel structure, a claw rod is simultaneously connected with the driving chain wheel device and the driven chain wheel device through the crankshaft connecting device, the force applied to the claw rod for lifting the goods is respectively transferred to the driving chain wheel device and the driven chain wheel device, so that the equipment can keep stable and cannot turn over when lifting heavy goods, a plurality of claw rods are fixed on a transmission chain and have high circulation speed, a feeding conveying device conveys the goods to a first single-side roller through double-side rollers, when the claw rod moves to the lower part of the feeding conveying device, the claw rod passes through gaps among the rollers on the feeding conveying device from bottom to top, the goods waiting to be conveyed are transferred to the claw rod, automatic feeding is realized, and the claw rod carries the goods to run from a high position to a low position, the goods are conveyed to the material receiving conveying device, the claw rods penetrate through gaps among the rollers of the material receiving conveying device from top to bottom, the material receiving conveying device intercepts the goods on the second single-side roller of the material receiving conveying device, and the second single-side roller conveys the goods to the conveying belt to achieve automatic discharging.
Drawings
Fig. 1 is a schematic structural view of a crankshaft type vertical lifting mechanism, a feeding and conveying device and a receiving and conveying device according to the invention.
Fig. 2 is a schematic structural diagram of a crankshaft type vertical lifting mechanism according to the present invention.
Fig. 3 is a left side view of the crankshaft type vertical lifting mechanism of the present invention.
FIG. 4 is a partial enlarged view of FIG. 2 at a
Fig. 5 is a partial enlarged view of fig. 2 at b in the present invention.
Fig. 6 is a schematic structural view of the feeding and conveying device in the invention.
Fig. 7 is a schematic structural view of the receiving and conveying device in the invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 5, a crankshaft type vertical lifting mechanism includes a mechanism body 100, a feeding conveyor 200, and a receiving conveyor 300. The mechanism body 100 includes a driving sprocket device 110, a driven sprocket device 120, a crankshaft connecting device 130, a claw bar 140, a driving motor 150, and a base 160; be equipped with driving frame 170 and driven frame 180 on the base 160, driving frame 170 equals with driven frame height 180, driving frame 170 is connected with driven frame 180, be equipped with two gear connecting rods on driving frame 170 and the driven frame 180 respectively, the gear connecting rod on the driving frame 170 is higher than the gear connecting rod on the driven frame 180, driving sprocket device 110 passes through the gear connecting rod and is connected with driving frame 170, driven sprocket device 120 passes through the gear connecting rod and is connected with driven frame 180, driving sprocket device 110 passes through bent axle connecting device 130 with driven sprocket device 120 and is connected, driving motor 150 is connected to driving sprocket device 110, bent axle connecting device 130 connects claw pole 140.
The driving sprocket apparatus 110 includes a first gear 111, a second gear 112 and a transmission chain 113, the first gear 111 is mounted at the upper end of the driving frame 170 through a bearing and a shaft, the second gear is mounted at the lower end of the driving frame 170 through a bearing and a shaft, an output shaft of the driving motor 150 is connected to the shaft of the second gear 112, and the first gear 111 and the second gear 112 are connected through the transmission chain 113.
The driven sprocket device 120 includes a third gear 121, a fourth gear 122 and a transmission chain 113, the third gear 121 is mounted on the upper end of the driven frame 180 through a bearing and a shaft, the fourth gear is mounted on the lower end of the driven frame 180 through a bearing and a shaft, and the third gear 121 and the fourth gear 122 are connected through the transmission chain 113.
The first gear 111 is higher than the third gear 121, and the second gear 112 is higher than the fourth gear 122.
The crankshaft connecting device 130 includes a first chain connecting device 131, a second chain connecting device 132 and a crankshaft 133, the first chain connecting device 131 is installed on the driving sprocket device 110, the second chain connecting device 132 is installed on the driven sprocket device 120, the first chain connecting device 131 and the second chain connecting device 132 are connected through the crankshaft 133, and the second chain connecting device 132 is connected to the claw lever 140. The first chain connecting means 131 is a first chain engaging lug and the second chain connecting means 132 is a second chain engaging lug.
The first gear 111, the second gear 112, the third gear 121 and the fourth gear 122 are equal in size, the distance between the first gear 111 and the second gear 112 is equal to the distance between the third gear 121 and the fourth gear 122, and the rotation periods of the driving sprocket specialty 110 and the driven sprocket assembly 120 are the same.
Due to the arrangement, the crankshaft connecting device 130 is connected with the driving sprocket device 110 and the driven sprocket device 120 to form a double-sprocket structure, compared with the single-sprocket structure, a stress point is added, the claw rod 140 is simultaneously connected with the driving sprocket device 110 and the driven sprocket device 120 through the crankshaft connecting device 130, and the force applied to the claw rod 140 for lifting the goods is respectively transferred to the driving sprocket device 110 and the driven sprocket device 120, so that the equipment can be kept stable even when lifting heavy goods, and the plurality of claw rods 140 are fixed on the transmission chain 113, so that the circulation speed is high; the driving chain wheel device and the driven chain wheel device are arranged in a vertically staggered structure and are connected through the crankshaft, and the grabbing rod is connected to the crankshaft, so that the grabbing rod cannot turn over when moving to the chain wheel; the structure adopts a staggered chain transmission structure, and the structure is more compact and reasonable, and the occupied area is small.
As shown in fig. 3, the gear connecting rod of the driving frame 170 is higher than the gear connecting rod of the driven frame 180, and the height difference is one chain, that is, the driving sprocket device 110 is higher than the driven sprocket device 120, and the above arrangement, the height difference of one chain makes the crankshaft connecting device to stably connect the driving sprocket device and the driven sprocket device and simultaneously disperse the force applied to the bracket on the driving frame and the driven frame, so that the crankshaft type vertical lifting mechanism is stable and reliable, and the grab bar cannot turn over at the sprocket, so that the transportation of the goods is more reliable.
As shown in fig. 4, the crankshaft 133 is rotatably connected to the first chain connecting device 131 and the second chain connecting device 132, and the crankshaft 133 can be kept vertical while connecting the driving sprocket device 110 and the driven sprocket device 120, so that the claw lever 140 is kept horizontal.
The first chain connecting device 131 and the second chain connecting device 132 are rotatably connected to the outer sides of the link plates of the driving chain 113, respectively, so that the crankshaft connecting device 130 can stably transmit power without affecting the rotation of the driving sprocket device 110 and the driven sprocket device 120.
As shown in fig. 1, the feeding and conveying device 200 is arranged on one side of the driven frame, the feeding and conveying device 200 includes a frame 210, a double-side roller 220 and a first single-side roller 230, the double-side roller 220 and the first single-side roller 230 are mounted on the frame 210, the first single-side roller 230 is mounted at one end close to the driven frame 180, and the feeding and conveying device 200 can be matched with the mechanism body 100 to realize automatic feeding.
As shown in fig. 1 and 7, the material receiving and conveying device 300 is disposed at the other side of the driven frame 180, and the material receiving and conveying device 300 includes a second single-side roller 310 and a conveying belt 420, so that the material receiving and conveying device 300 can cooperate with the mechanism body 100 to achieve automatic discharging.
As shown in fig. 6, a guardrail 240 is disposed on the frame 210 of the feeding and conveying device 200 to prevent the goods from falling off the feeding and conveying device.
The invention also provides a working method of the crankshaft type vertical lifting mechanism, which comprises the following steps:
1) the driving motor 150 drives the driving sprocket device 110 to operate, and the feeding and conveying device 200 conveys the goods to the first single-side roller 230 through the double-side roller 220;
2) the driving sprocket device 110 drives the driven sprocket device 120 to continuously and circularly rotate through the crankshaft connecting device 130, and the claw rods 140, which are fixed on the transmission chain 113 through the crankshaft connecting device 130, move along an elliptical track under the driving of the transmission chain 113;
3) when the claw bar 140 moves below the feeding conveyor 200, the claw bar 140 passes through the gaps between the rollers of the feeding conveyor 200 from bottom to top, and transfers the goods waiting to be conveyed onto the claw bar 140;
4) the claw rods 140 carry the goods to pass through gaps between rollers of the material receiving and conveying device 300 from top to bottom, the material receiving and conveying device 300 intercepts the goods on the second single-side roller 320 of the material receiving and conveying device 300, and the goods are conveyed to the conveying belt by the second single-side roller.
In the above method, the crankshaft connecting device 130 connects the driving sprocket device 110 and the driven sprocket device 120 to form a double sprocket structure, which is equivalent to adding a force bearing point compared with a single sprocket structure, the claw bar 140 connects the driving sprocket device 110 and the driven sprocket device 120 through the crankshaft connecting device 130, the force applied by the claw bar 140 to lift the goods is transferred to the driving sprocket device 110 and the driven sprocket device 120, respectively, so that the equipment can be kept stable without side turning even when lifting heavy goods, the plurality of claw bars 140 are fixed on the transmission chain 113, the circulation speed is fast, the feeding and conveying device 200 conveys the goods to the first single-sided roller 230 through the double-sided roller 220, when the claw bar 140 moves to the lower part of the feeding and conveying device 200, the claw bar 140 passes from bottom to top from the gaps between the rollers on the feeding and conveying device 200, and transfers the goods waiting for conveying to the claw bar 140, automatic feeding is realized, the claw rod 140 carries the goods and moves to the in-process of low level from high level, transports the goods to receiving material conveyor 300, and claw rod 140 passes from last to lower from the gap between each cylinder of receiving material conveyor 300, and receiving material conveyor 300 holds back the goods on the unilateral cylinder 310 of second of receiving material conveyor 300, and the unilateral cylinder 310 of second sends the goods to conveyer belt 320, goes up to realize automatic discharge.

Claims (9)

1. The utility model provides a crankshaft type vertical lifting mechanism, includes mechanism body, pay-off conveyor and connects material conveyor, its characterized in that: the mechanism body comprises a driving chain wheel device, a driven chain wheel device, a crankshaft connecting device, claw rods, a driving motor and a base; the base is provided with a driving frame and a driven frame, the driving frame and the driven frame are equal in height, the driving frame is connected with the driven frame, the driving frame and the driven frame are respectively provided with two gear connecting rods, the gear connecting rod on the driving frame is higher than the gear connecting rod on the driven frame, the driving sprocket device is connected with the driving frame through the gear connecting rod, the driven sprocket device is connected with the driven frame through the gear connecting rod, the driving sprocket device is connected with the driven sprocket device through a crankshaft connecting device, the driving sprocket device is connected with a driving motor, and the crankshaft connecting device is connected with a claw rod;
the driving chain wheel device comprises a first gear, a second gear and a transmission chain, wherein the first gear 1 is arranged at the upper end of the driving frame through a bearing and a shaft, the second gear is arranged at the lower end of the driving frame through a bearing and a shaft, an output shaft of a driving motor is connected to the shaft of the second gear, and the first gear is connected with the second gear through the transmission chain;
the driven chain wheel device comprises a third gear, a fourth gear and a transmission chain, the third gear is mounted at the upper end of the driven frame through a bearing and a shaft, the fourth gear is mounted at the lower end of the driven frame through a bearing and a shaft, and the third gear is connected with the fourth gear through the transmission chain;
the first gear is higher than the third gear, and the second gear is higher than the fourth gear;
the crankshaft connecting device comprises a first chain connecting device, a second chain connecting device and a crankshaft, the first chain connecting device is installed on the driving chain wheel device, the second chain connecting device is installed on the driven chain wheel device, the first chain connecting device and the second chain connecting device are connected through the crankshaft, and the second chain connecting device is connected with the claw rod;
the first gear, the second gear, the third gear and the fourth gear are equal in size, the distance between the first gear and the second gear is equal to the distance between the third gear and the fourth gear, and the rotation period of the driving chain wheel structure is the same as that of the driven chain wheel structure.
2. A crankshaft type vertical lift mechanism according to claim 1, wherein: the gear connecting rod of the driving frame is higher than the gear connecting rod of the driven frame, and the height difference is a section of chain.
3. A crankshaft type vertical lift mechanism according to claim 1, wherein: the crankshaft is rotatably connected with the first chain connecting device and the second chain connecting device respectively.
4. A crankshaft type vertical lift mechanism according to claim 1, wherein: the first chain connecting device and the second chain connecting device are respectively installed on the outer sides of the chain plates of the transmission chains in a rotating connection mode.
5. A crankshaft type vertical lift mechanism according to claim 1, wherein: the feeding and conveying device is arranged on one side of the driven frame and comprises a rack, a double-side roller and a first single-side roller, wherein the double-side roller and the first single-side roller are arranged on the rack, and the first single-side roller is arranged at one end close to the driven frame.
6. A crankshaft type vertical lift mechanism according to claim 5, wherein: the material receiving and conveying device is arranged on the other side of the driven frame and comprises a second single-side roller and a conveying belt.
7. A crankshaft type vertical lift mechanism according to claim 5, wherein: and a guardrail is arranged on the frame of the feeding and conveying device.
8. A crankshaft type vertical lift mechanism according to claim 1, wherein: the first chain connecting device is a first chain connecting lug, and the second chain connecting device is a second chain connecting lug.
9. A method of operating a crankshaft type vertical lift mechanism according to claims 1-8, wherein: the method comprises the following steps:
1) the driving motor drives the driving chain wheel device to operate;
2) the driving chain wheel device drives the driven chain wheel device to continuously and circularly rotate through the crankshaft connecting device, and the claw rods of the plurality of crankshaft connecting devices, which are fixed on the transmission chain, move along an elliptical track under the driving of the transmission chain;
3) when the claw rod moves to the lower part of the feeding and conveying device, the claw rod passes through the gaps between the rollers on the feeding and conveying device from bottom to top, and goods waiting for conveying are transferred onto the claw rod;
4) the claw rod carries the goods to move to the in-process of low level from high level, transports the goods to connect material conveyor, and the claw rod passes from last to lower from the gap between each cylinder of connecting material conveyor, connects material conveyor to hold back the goods on the unilateral cylinder of second that connects material conveyor, and the unilateral cylinder of second sends the goods to the conveyer belt on.
CN201911056531.1A 2019-10-31 2019-10-31 Crankshaft type vertical lifting mechanism and working method Pending CN110834934A (en)

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CN113879775A (en) * 2020-07-01 2022-01-04 广州赛特智能科技有限公司 Double-chain vertical directional circulating lifting device, built-in automatic storing and taking device and storing and taking method
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