CN220520040U

CN220520040U - Sprocket chain lifter

Info

Publication number: CN220520040U
Application number: CN202322184891.8U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Shenzhen Xinweier Electronics Co Ltd
Current assignee: Shenzhen Xinweier Electronics Co Ltd
Priority date: 2023-08-15
Filing date: 2023-08-15
Publication date: 2024-02-23
Anticipated expiration: 2033-08-15

Abstract

The utility model provides a sprocket chain lifter, which comprises a frame, a carrying platform, lifting devices and lifting table panels, wherein the carrying platform is arranged in the middle of the frame, the lifting devices are connected to two sides of the carrying platform, the lifting table panels are arranged at the tops of the lifting devices, and the lifting devices drive the carrying platform to move up and down in the frame, so that the sprocket chain lifter has the beneficial effects that: the structural design is reasonable and the use is convenient; and the labor intensity is reduced without too much manpower, and the production efficiency is improved rapidly and effectively.

Description

Sprocket chain lifter

Technical Field

The utility model relates to the technical field of automatic production, in particular to a chain wheel and chain lifter.

Background

With the increasing development of modern industrial technology, the requirements of the machining industry on logistics devices are higher and higher, heavy workpieces to be used are transferred to a processing site, the heavy objects are sent to a platform with a certain height, and a large amount of manpower and material resources are needed for loading cargoes, so that a large amount of resources are wasted, the production requirements are not necessarily completely met, at the moment, the process is also completed by means of tools, and the heavy workpieces are easily carried with less force, so that the heavy objects are moved, the cargoes are transported to a certain height, and the height is adjustable; in the existing lifting mechanism for the return plate, a chain of a movable pulley type is adopted to be distributed, and lifting of the tooling plate is realized by pushing the chain through a cylinder at one side. In this structure, since the cylinder is used as a power source, the distance of movement of the cylinder is not controllable, so the return plate lifting mechanism has only two positions. Because the unilateral cylinder that this kind of lift adopted promotes, when transporting the frock board of size big, the connecting rod of cylinder head end can take place the slope of small angle, and this can lead to the slope of elevating platform, and the operation is unstable, and long-time this kind of running state is unfavorable for equipment's life-span yet.

Chinese patent CN212769617U discloses a chain type return plate elevator, which comprises a frame, and is characterized in that: the inner bottom wall of the frame is fixedly connected with a gear motor, an output shaft of the gear motor is connected with a first transmission shaft through transmission chain transmission, the surface of the first transmission shaft is fixedly connected with a transmission gear, the surface of the transmission gear is connected with a chain, the lower surface of the chain is connected with a tensioning chain wheel in a transmission manner, the surface of the first transmission shaft is connected with a second transmission shaft through chain transmission, the front surface of the second transmission shaft is fixedly connected with a chain wheel, the surface of the chain wheel is connected with a limiting chain, the surface of the chain wheel is connected with a driven chain wheel group through the limiting chain transmission manner, the side surface of the limit chain is fixedly connected with a fixed plate, the back surface of the fixed plate is fixedly connected with a lifting plate, the upper surface of the lifting plate is lapped with a tooling plate, the side surface of the lifting plate is slidably connected with a linear slide rail, the inner front wall of the frame is fixedly connected with a photoelectric switch, and four corners of the inner bottom wall of the frame are fixedly connected with limit buffer blocks, so that the chain type plate returning lifter is realized, and the chain type plate returning lifter has the advantages of stable operation, high lifting force and random lifting at any position in a stroke by taking a gear motor as a power source, thereby achieving the function of enabling the lifter to be suitable for production and manufacturing in modern automatic workshops; this board lift is returned to chain type adopts chain drive, by gear motor output power, drives first transmission shaft through chain and sprocket and rotates, and first transmission shaft reuse sprocket drives the second transmission shaft with the chain and rotates to reach two transmission shaft synchronous pivoted effects, installed two sets of tensioning sprocket in chain department, avoided the horizontally placed chain to weigh down because of gravity, be convenient for make the mechanism operation more steady.

Disclosure of Invention

The utility model aims to solve the technical problems and provides a novel chain wheel and chain lifter which is reasonable in structural design and convenient to use; and the labor intensity is reduced without too much manpower, and the production efficiency is improved rapidly and effectively.

The utility model is realized by the following technical scheme:

the chain wheel and chain lifter comprises a frame, a carrying platform, lifting devices and lifting table panels, wherein the carrying platform is arranged in the middle of the frame, the lifting devices are connected to two sides of the carrying platform, the lifting table panels are arranged at the tops of the lifting devices, and the lifting devices drive the carrying platform to move up and down inside the frame.

Further, the lifting device comprises a lifting guide rail, a pressing sprocket mechanism and a fixed sprocket mechanism, wherein the lifting guide rail is arranged on the frame, the fixed sprocket mechanism is arranged on the lifting table panel, and the pressing sprocket mechanism is connected below the fixed sprocket mechanism.

Further, the chain wheel pushing mechanism comprises an air cylinder, a movable chain wheel shaft, a chain wheel pushing mechanism, a bearing, a retainer ring and a chain, wherein the air cylinder is arranged on the lifting table panel, an output shaft of the air cylinder is connected with the movable chain wheel shaft, the chain wheel pushing mechanism is arranged at two ends of the movable chain wheel shaft, the bearing is used for locking the retainer ring and the movable chain wheel shaft on the chain wheel pushing mechanism in a seamless butt joint mode, one end of the chain is connected with the fixed chain wheel mechanism, and the other end of the chain is connected with the chain wheel pushing mechanism.

Further, the fixed sprocket mechanism comprises a fixed mounting seat, a fixed sprocket shaft, fixed sprockets, a fixed bearing and a fixed retainer ring, wherein the fixed mounting seat is arranged at the bottom of the lifting table panel, a round hole is formed in the fixed mounting seat, the fixed sprocket shaft penetrates through the round hole in the fixed mounting seat and is fixed on the fixed mounting seat, the fixed sprockets are arranged at two ends of the fixed sprocket shaft, the fixed bearing is used for locking the fixed retainer ring and the fixed sprocket shaft on the fixed sprockets in a seamless butt joint mode, one end of a chain is connected with the fixed sprockets, and the other end of the chain is connected with the pushing sprocket.

Further, the lifting guide rail is provided with a sliding block, the carrying platform is arranged on the sliding block of the lifting guide rail, and the carrying platform is driven to move up and down through the sliding block of the lifting guide rail.

Further, a plurality of chain connecting rods are arranged on two sides of the carrying platform, the chain connecting rods are connected with the chains, and a buffer device is arranged in the middle of the carrying platform.

Further, an upper limiting block is arranged in the middle of the lifting table panel and props against the buffer device to prevent the carrying platform from falling off.

Further, the buffer device comprises a buffer mounting seat, a buffer and a buffer pad plate, wherein the buffer mounting seat is mounted on the carrying platform or the frame, the buffer is arranged on the buffer mounting seat, and the buffer pad plate is arranged at the bottom of the buffer mounting seat.

Further, the damper is a hydraulic damper or an oil pressure damper.

The utility model has the beneficial effects that:

(1) The structural design is reasonable and the use is convenient; the labor intensity is reduced without too much manpower, and the production efficiency is improved rapidly and effectively;

(2) The chain wheel and chain lifter adopts chain distribution pushed by the air cylinder to realize lifting of the tooling plate; the cylinder is used as the power supply, and the lifting dynamics is big, can go up and down at will in the optional position in the stroke, when transporting the frock board that the size is big, the inside both sides of frame are equipped with respectively and push down sprocket mechanism, fixed sprocket mechanism, push down the connecting rod of the cylinder head end on the sprocket mechanism and be connected with the chain for the delivery platform is balanced unsettled inside the frame, and the operation is stable.

Drawings

FIG. 1 is a schematic view of a sprocket and chain elevator of the present utility model;

FIG. 2 is a schematic diagram of an exploded construction of the sprocket and chain elevator of the present utility model;

FIG. 3 is a schematic view of a lifting device according to the present utility model;

FIG. 4 is a schematic diagram of an explosive structure of the lifting device according to the present utility model;

FIG. 5 is a schematic view of a push-down sprocket mechanism according to the present utility model;

FIG. 6 is a schematic view of a buffer device according to the present utility model;

FIG. 7 is a schematic diagram of an explosion structure of a buffer device according to the present utility model;

reference numerals: 1. a frame; 2. a carrying platform; 21. a chain connecting rod; 22. a buffer device; 220. a buffer mount; 221. a buffer; 222. a buffer pad plate; 3. a lifting device; 31. lifting the guide rail; 310. a slide block; 32. a pressing sprocket mechanism; 320. a cylinder; 321. a movable chain wheel shaft; 322. pressing down the chain wheel; 323. a bearing; 324. a retainer ring; 325. a chain; 33. a fixed sprocket mechanism; 330. fixing the mounting base; 331. fixing a chain wheel shaft; 332. a fixed sprocket; 333. fixing a bearing; 334. a fixed retainer ring; 4. lifting the deck plate; 41. and an upper limiting block.

Detailed Description

The utility model is further described with reference to the accompanying drawings and detailed description below:

unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the applications herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "comprising" and "having" and any variations thereof in the description and claims of the present application and in the description of the figures above are intended to cover a non-exclusive inclusion. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

1-2, a sprocket chain lifter comprises a frame 1, a carrying platform 2, lifting devices 3 and lifting platform boards 4, wherein the carrying platform 2 is arranged in the middle of the frame 1, the lifting devices 3 are connected to two sides of the carrying platform 2, the lifting platform boards 4 are arranged at the top of the lifting devices 3, and the lifting devices 3 drive the carrying platform 2 to move up and down in the frame 1.

3-4, the lifting device 3 comprises a lifting guide rail 31, a pressing sprocket wheel mechanism 32 and a fixed sprocket wheel mechanism 33, wherein the lifting guide rail 31 is installed on the frame 1, the fixed sprocket wheel mechanism 33 is installed on the lifting table panel 4, and the pressing sprocket wheel mechanism 32 is connected below the fixed sprocket wheel mechanism 33.

Referring to fig. 5, the pressing sprocket mechanism 32 includes a cylinder 320, a movable sprocket shaft 321, a pressing sprocket 322, a bearing 323, a retainer ring 324, and a chain 325, wherein the cylinder 320 is mounted on the lifting platform board 4, an output shaft of the cylinder 320 is connected with the movable sprocket shaft 321, the two ends of the movable sprocket shaft 321 are provided with the pressing sprocket 322, the bearing 323 is used for seamlessly butt-locking the retainer ring 324 and the movable sprocket shaft 321 on the pressing sprocket 322, one end of the chain 325 is connected with the fixed sprocket mechanism 33, and the other end of the chain 325 is connected with the pressing sprocket 322.

Preferably, the fixed sprocket mechanism 33 includes a fixed mounting seat 330, a fixed sprocket shaft 331, a fixed sprocket 332, a fixed bearing 333, and a fixed retainer ring 334, the fixed mounting seat 330 is mounted at the bottom of the lifting platform panel 4, a circular hole is formed in the fixed mounting seat 330, the fixed sprocket shaft 331 passes through the circular hole in the fixed mounting seat 330 and is fixed on the fixed mounting seat 330, fixed sprockets 332 are disposed at two ends of the fixed sprocket shaft 331, the fixed retainer ring 334 and the fixed sprocket shaft 331 are seamlessly abutted and locked on the fixed sprockets 332 by the fixed bearing 333, one end of the chain 325 is connected with the fixed sprockets 332, and the other end of the chain 325 is connected with the pressing sprocket 322.

Preferably, the lifting guide rail 31 is provided with a sliding block 310, the carrying platform 2 is mounted on the sliding block 310 of the lifting guide rail 31, and the carrying platform 2 is driven to move up and down by the sliding block 310 of the lifting guide rail 31.

Preferably, a plurality of chain connecting rods 21 are arranged on two sides of the carrying platform 2, the chain connecting rods 21 are connected with the chains 325, and a buffer device 22 is arranged in the middle of the carrying platform 21.

Preferably, an upper limiting block 41 is arranged in the middle of the lifting platform panel 4, and the upper limiting block 41 abuts against the buffer device 22 to prevent the carrying platform 2 from falling off.

Referring to fig. 6-7, the buffer device 22 includes a buffer mounting seat 220, a buffer 221, and a buffer pad 222, the buffer mounting seat 220 is mounted on the carrying platform 2 or the frame 1, the buffer mounting seat 220 is provided with the buffer 221, and the buffer pad 222 is provided at the bottom of the buffer mounting seat 220.

Preferably, the damper 221 is a hydraulic damper or an oil damper.

In summary, in the sprocket chain lifter, the sprocket chain lifter adopts the chain distribution pushed by the air cylinder to realize the lifting of the tooling plate; the cylinder is used as the power supply, and the lifting dynamics is big, can go up and down at will in the optional position in the stroke, when transporting the frock board that the size is big, the inside both sides of frame are equipped with respectively and push down sprocket mechanism, fixed sprocket mechanism, push down the connecting rod of the cylinder head end on the sprocket mechanism and be connected with the chain for the delivery platform is balanced unsettled inside the frame, and the operation is stable.

Modifications and variations of the above embodiments will be apparent to those skilled in the art in light of the above teachings. Therefore, the utility model is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the utility model should be also included in the scope of the claims of the utility model. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present utility model in any way.

Claims

1. A sprocket chain elevator characterized in that: the lifting platform is arranged at the top of the lifting device, and the lifting device drives the carrying platform to move up and down in the frame; the lifting device comprises a lifting guide rail, a pressing sprocket mechanism and a fixed sprocket mechanism, wherein the lifting guide rail is arranged on the frame, the fixed sprocket mechanism is arranged on the lifting table panel, and the pressing sprocket mechanism is connected below the fixed sprocket mechanism; the chain wheel pushing mechanism comprises a cylinder, a movable chain wheel shaft, a pushing chain wheel, a bearing, a check ring and a chain, wherein the cylinder is arranged on the lifting platform panel, an output shaft of the cylinder is connected with the movable chain wheel shaft, the two ends of the movable chain wheel shaft are provided with pushing chain wheels, the bearing is used for locking the check ring and the movable chain wheel shaft on the pushing chain wheel in a seamless butt joint manner, one end of the chain is connected with the fixed chain wheel mechanism, and the other end of the chain is connected with the pushing chain wheel; the fixed sprocket mechanism comprises a fixed mounting seat, a fixed sprocket shaft, a fixed sprocket, a fixed bearing and a fixed retainer ring, wherein the fixed mounting seat is arranged at the bottom of the lifting table panel, a round hole is formed in the fixed mounting seat, the fixed sprocket shaft penetrates through the round hole in the fixed mounting seat and is fixed on the fixed mounting seat, the fixed sprocket is arranged at two ends of the fixed sprocket shaft, the fixed bearing is used for locking the fixed retainer ring and the fixed sprocket shaft in a seamless butt joint manner on the fixed sprocket, one end of the chain is connected with the fixed sprocket, and the other end of the chain is connected with the pressing sprocket.

2. The sprocket and chain elevator as set forth in claim 1, wherein: the lifting guide rail is provided with a sliding block, the carrying platform is arranged on the sliding block of the lifting guide rail, and the carrying platform is driven to move up and down through the sliding block of the lifting guide rail.

3. The sprocket and chain elevator as set forth in claim 1, wherein: the carrying platform is characterized in that a plurality of chain connecting rods are arranged on two sides of the carrying platform, the chain connecting rods are connected with the chains, and a buffer device is arranged in the middle of the carrying platform.

4. A sprocket and chain elevator according to claim 3, wherein: the middle part of the lifting platform panel is provided with an upper limiting block, and the upper limiting block props against the oil pressure buffer device to prevent the carrying platform from falling off.

5. A sprocket and chain elevator according to claim 3, wherein: the buffer device comprises a buffer mounting seat, a buffer and a buffer cushion plate, wherein the buffer mounting seat is arranged on a carrying platform or a frame, the buffer mounting seat is provided with a buffer, and the bottom of the buffer mounting seat is provided with the buffer cushion plate.

6. The sprocket and chain elevator as set forth in claim 5, wherein: the buffer is a hydraulic buffer or an oil pressure buffer.