CN211226047U

CN211226047U - Crane lifting system

Info

Publication number: CN211226047U
Application number: CN201921799312.8U
Authority: CN
Inventors: 黄刚强
Original assignee: Borris Heavy Industry Co ltd
Current assignee: Borris Heavy Industry Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-08-11
Anticipated expiration: 2029-10-24

Abstract

The utility model provides a crane lifting system, which comprises a moving device, a lifting device and an electric device; the mobile device comprises a fixed frame, a profile rail wheel set and a supporting frame; the profile rail wheel set is arranged at two ends of the fixed frame; the outer ring of the supporting frame is fixedly arranged at the central position of the fixed frame; a through hole is formed in the center of the support frame; the lifting device comprises a lifting frame, a vertical guide rail and a shaft bracket, the lifting device is rotationally connected with the support frame, the lifting device can rotate in the through hole, the vertical guide rail is sleeved in the lifting frame and can penetrate through the lifting frame and the support frame, the vertical guide rail can reciprocate relative to the lifting frame, and the shaft bracket is arranged at the bottom end of the vertical guide rail; the first end of electric actuator sets up on the crane, and electric actuator's the other end links to each other with the pedestal, and electric actuator can drive elevating gear and go up and down. This hoist lift system realizes the accurate promotion to the coiled material through the relative motion of crane and vertical guide rail and electric actuator's inseparable cooperation, prevents the coiled material swing.

Description

Crane lifting system

Technical Field

The utility model relates to a hoist technical field especially relates to a hoist lift system.

Background

In recent years, with the continuous transition and upgrade of the Chinese economy, the Chinese manufacturing industry starts to transition from a extensive mode of high energy consumption and high emission to a sustainable development mode of low energy consumption and environmental protection, and particularly, the industrial development of a new energy lithium battery industrial chain, precision manufacturing, flexible display, high-end equipment and the like drives the Chinese manufacturing industry to move to the higher end of the industrial chain.

The fields of new energy lithium battery industry chains, liquid crystal panels, bioengineering, biopharmaceuticals, scientific research laboratories and the like have extremely strict requirements on production environment and quality, and the production environment mostly adopts a clean dust-free room or a dust-free workshop. Most of high-end manufacturing industries have the characteristics of clean production environment, low energy consumption, high informatization degree, high automation degree and the like, the matched manufacturing equipment is required to meet the characteristics, the processes of material hoisting, key component organization, mold replacement, semi-finished product transportation and the like are involved in each link of daily production of the high-end manufacturing industries, the accurate transportation problem must be considered in the processes, a rod-shaped shaft member penetrates through a coiled material and then a hanging strip is used for hoisting when a traditional crane is used for transporting or lifting the coiled material in most of the existing high-end manufacturing industries, or the hanging strip directly penetrates through the coiled material to realize lifting. In this way, the coiled material is movable in the process of lifting or carrying, can rotate and can be twisted, more than two manpower are often needed to operate and adjust the position of the coiled material, the labor is wasted, the effect is not good, and the coiled material is difficult to accurately position; in addition, certain damage to the coiled material is probably caused in the process of carrying or lifting the coiled material, so that the requirement of high-accuracy production cannot be met by the traditional hoisting equipment, the production efficiency is not high, and the traditional hoisting equipment has great defects when being applied to high-end manufacturing industry.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a hoist lift system aims at solving current hoist and is carrying or when promoting the coiled material not accurate problem.

(II) technical scheme

In order to achieve the above object, the utility model discloses a main technical scheme include: a moving device, a lifting device and an electric device;

the mobile device comprises a fixed frame, a profile rail wheel set and a supporting frame; the profile rail wheel sets are arranged at two ends of the fixing frame; the outer ring of the supporting frame is fixedly arranged at the central position of the fixed frame; a through hole is formed in the center of the support frame;

the lifting device comprises a lifting frame, a vertical guide rail and a shaft frame, the lifting device is rotationally connected with the support frame and can rotate in the through hole, the vertical guide rail is sleeved in the lifting frame and can penetrate through the lifting frame and the support frame, the vertical guide rail can reciprocate relative to the lifting frame, and the shaft frame is arranged at the bottom end of the vertical guide rail;

the first end of the electric device is arranged on the lifting frame, the other end of the electric device is connected with the shaft bracket, and the electric device can drive the lifting device to lift.

Preferably, the support frame is a bearing seat, a bearing matched with the bearing seat is arranged in a through hole of the support frame, the lifting frame is connected with the bearing, and the lifting device is rotatably connected with the support frame through the bearing.

Preferably, the lifting device further comprises a pulley block; the pulley block is arranged on the lifting frame, and the vertical guide rail can ascend or descend along the pulley block.

Preferably, the lifting device further comprises a handrail and a key, the handrail is connected with the shaft bracket, the key is installed on the handrail, and the key is electrically connected with the electric device.

Preferably, electric actuator is electric block, electric block includes the chain, electric block passes through the chain with the pedestal links to each other, the chain can drive the pedestal rises or descends.

Preferably, the fixing frame is an aluminum profile.

Preferably, the crane lifting system further comprises an air expansion shaft, one end of the air expansion shaft is connected with the shaft bracket, and the other end of the air expansion shaft is a free end.

Preferably, the outer ring of the free end of the inflatable shaft is provided with a plurality of plungers for locking the coils.

Preferably, the crane lifting system further comprises a pneumatic brake device, and the pneumatic brake device is mounted on the support frame.

Preferably, the crane lifting system further comprises a protection device, the top end of the protection device is connected with the lifting frame, a protection rope and a pulley are arranged in the protection device, the pulley is arranged in the top end of the protection device, one end of the protection rope is connected with the pulley in a matching mode, the other end of the protection rope is fixed on the shaft bracket, and the protection device can be lifted or lowered synchronously with the shaft bracket.

(III) advantageous effects

The utility model has the advantages that: the utility model provides a hoist lift system possesses good environmental suitability, and closely cooperate through the relative motion of crane and vertical guide rail and electric actuator to realize jointly accurate transport or the promotion to the coiled material, can prevent that the coiled material from lifting to specific platform from the in-process swing of promotion or transport, can with the coiled material from specific storage frame on lifting. In addition, the coiled materials can be rotated in the horizontal direction through the rotating connection between the lifting device and the supporting frame, so that accurate carrying or lifting is realized. The lifting or carrying process is more controllable and the operation is convenient by arranging the keys and the pneumatic brake device, so that the accurate positioning of the workpiece is more facilitated; the operation process is more flexible, and the requirements of each procedure on the coiled materials can be met.

Drawings

Fig. 1 is a schematic structural view of the lifting system of the crane of the present invention in an ascending state;

fig. 2 is a schematic structural view of the crane hoisting system in a descending state;

[ description of reference ]

1: a mobile device; 11: a fixed mount; 12: a profile rail wheel set; 13: a support frame; 21: a lifting frame; 22: a vertical guide rail; 23: a pedestal; 24: a handrail; 25: pressing a key; 3: an electric device; 31: a chain; 4: an air expansion shaft; 5: a pneumatic brake device; 6: and a protection device.

Detailed Description

For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The utility model provides a crane lifting system, as shown in fig. 1 and fig. 2, comprising a moving device 1, a lifting device and an electric device 3; the mobile device 1 comprises a fixed frame 11, a profile rail wheel set 12 and a supporting frame 13; the profile rail wheel set 12 is arranged at two ends of the fixed frame 11, and the outer ring of the supporting frame 13 is fixedly arranged at the central position of the fixed frame 11; a through hole is formed in the center of the support frame 13; the lifting device comprises a lifting frame 21, a vertical guide rail 22 and a shaft bracket 23, the lifting device is rotationally connected with the support frame 13 and can rotate in the through hole, the vertical guide rail 22 is sleeved in the lifting frame 21 and can penetrate through the lifting frame 21 and the support frame 13, the vertical guide rail 22 can reciprocate relative to the lifting frame 21, and the shaft bracket 23 is arranged at the bottom end of the vertical guide rail 22; the first end of the electric device 3 is arranged on the lifting frame 21, the other end of the electric device 3 is connected with the shaft bracket 23, and the electric device 3 can drive the lifting device to lift. Wherein, mount 11 can be the aluminium alloy, and it is known that the aluminium alloy has lightweight characteristics, can reduce the bearing weight. The utility model provides a hoist lift system is fit for using under special scene, for example be applied to the transport of coiled material or promote the scene that requires height in the manufacturing industries such as new forms of energy lithium cell industrial chain, precision manufacturing, flexible display and high-end equipment.

The utility model provides a hoist lift system possesses good environmental suitability, closely cooperates through crane 21 and vertical guide rail 22's relative motion and electric actuator 3 to realize jointly accurate transport or the promotion to the coiled material, can prevent that the coiled material from lifting or the in-process swing of transport, can store the coiled material from the specific lifting to specific platform on the frame. In addition, the coiled material can be rotated in the horizontal direction through the rotating connection between the lifting device and the support frame 13, so that accurate carrying or lifting is realized. The lifting or carrying process is more controllable and the operation is convenient by arranging the keys 25 and the pneumatic brake device 5, so that the accurate positioning of the workpiece is more facilitated; the operation process is more flexible, and the requirements of each procedure on the coiled materials can be met.

In a preferred embodiment, the profile rail wheel set 12 is installed at both ends of the fixed frame 11; the fixed frame 11 is connected with the main beam in a matching way through a profile rail wheel set 12, and the profile rail wheel set 12 can move along the extending direction of the main beam; according to the practical application, the main beam may also adopt a motion form, specifically, another set of rail wheel set 12 may be disposed on the main beam, and the main beam may move along the direction perpendicular to the main beam through the another set of rail wheel set 12, so that the mobile device 1 may move in two directions, specifically, the fixed frame 11 moves on the main beam through the rail wheel set 12.

Further, the support frame 13 is the bearing frame, be equipped with in the through-hole of support frame 13 with bearing frame assorted bearing, crane 21 links to each other with the bearing, and elevating gear passes through the bearing and rotates with support frame 13 to be connected, and this makes the in-process that promotes the coiled material can realize the rotation of horizontal direction, satisfies the needs of each process position to the coiled material, the operation of being convenient for moreover, easy control.

In addition, the lifting device also comprises a pulley block, the pulley block is arranged on the lifting frame 21, and the vertical guide rail 22 can ascend or descend along the pulley block; the pulley block is a simple machine assembled by a plurality of movable pulleys and fixed pulleys, can save labor and change the force application direction, and the pulley is a small wheel with a groove at the periphery and capable of rotating around a shaft. A simple machine called a pulley, which is composed of a disk rotatable around a central axis with a groove and a flexible cable (rope, adhesive tape, steel cable, chain, etc.) crossing the disk and can rotate around the central axis, the vertical guide rail 22 can do directional movement in the vertical direction by arranging a pulley block, and the coiled material can be prevented from swinging in the lifting and carrying processes.

In another preferred embodiment, the lifting device further comprises a handrail 24 and a button 25, the handrail 24 is connected with the shaft bracket 23, the button 25 is mounted on the handrail 24, and the button 25 is electrically connected with the electric device 3. Electric actuator 3 is electric block, and electric block has small, and the dead weight is light, easy operation, characteristics such as convenient to use, and electric block includes chain 31, and electric block passes through chain 31 and links to each other with pedestal 23, and the rising of chain 31 can drive pedestal 23 and rise, and pedestal 23 relies on gravity and coiled material gravity to descend when chain 31 descends. By arranging the armrest 24, the operation of an operator is facilitated, and the operator can operate the button without taking the hand off the armrest 24, thereby increasing the safety.

Further, the crane lifting system comprises an inflatable shaft 4, the inflatable shaft 4 can be a large plunger type inflatable shaft, a top block type inflatable shaft, a small plunger type inflatable shaft, a blade type inflatable shaft and a glass fiber sleeve type inflatable shaft, preferably a large plunger type inflatable shaft, the principle of the operation of the inflatable shaft 4 is designed around a basic principle that a tubular metal rod is used as a bearing component, a plurality of holes or grooves are formed in the shaft body, plungers or top blocks are embedded in the holes or grooves, steel pressure bottom supports are arranged below the plungers or the top blocks, when compressed air is filled into the inflatable shaft 4, an air bag in the mandrel expands to press the plungers or the top blocks to move outwards in the radial direction until the inner wall of the coiled material coiled core is tightly held in the whole length of the coiled material core, the inner air bag is made of tear-resistant chloroprene rubber or similar materials, the end parts of the inner air bag are sealed through bonding or metal chucks, forming an airtight flexible cavity, and ensuring that the outward thrust is enough to firmly fasten the coiled material winding core when compressed air is filled to ensure that the air pressure reaches about 560 kPa; when compressed air is bled off, the air shaft 4 contracts, causing the spring-loaded plunger or ram to retract below the outer surface of the shaft body, allowing the coil to be quickly removed.

One end of the air expansion shaft 4 is connected with the shaft bracket 23, and the other end of the air expansion shaft 4 is used for locking the workpiece as a free end. The outer ring of the free end of the air expansion shaft 4 is provided with a plurality of plungers for locking the coil. When a workpiece needs to be picked up, the lifting frame 21 is lowered to the same height of the axis hole of the coiled material and the air expansion shaft 4, the shaft bracket 23 is rotated through the handrail 24, the air expansion shaft 4 is inserted into the axis hole of the coiled material, the air expansion shaft 4 is used for firmly fastening and locking the coiled material winding core, the coiled material is transferred to a required specific platform through actions such as rotation, lifting and horizontal movement, the air expansion shaft 4 is loosened, and then the air expansion shaft 4 is drawn out to complete lifting and carrying, so that the process is simple and convenient. The air expansion shaft 4 is light in weight and simple to operate. In addition, the inflatable shaft 4 has a high strength to mass ratio, a high load capacity and low deformation, and can firmly grip the web over the entire length of the inner surface of the web winding core, thereby enabling the inflatable shaft 4 to handle very high torques. The air expansion shaft 4 is convenient to maintain and repair.

In addition, the lifting system of the crane further comprises a pneumatic brake device 5, the working principle of the pneumatic brake device 5 is air-permeable braking, air is full to exert pressure through air ventilation to enable the embedding opening to be tightly closed to achieve the braking effect, the use is wide, the pneumatic brake device 5 is further divided into a normally closed brake device and a normally open brake device, preferably the normally closed brake device, the embedding opening of the normally closed pneumatic brake device is always opened under the condition that the normally closed pneumatic brake device does not work, and the air-permeable band-type brake is used during work and then forms braking. The pneumatic brake device 5 is arranged on the support frame 13; when the system power is turned off, the pneumatic brake device 5 works, the whole system can be locked with the main beam, the misoperation danger is reduced, and the pneumatic brake device 5 cannot be opened before the system is not electrified. The pneumatic brake device 5 has good heat release effect, and can be used in a high-frequency and continuous sliding manner due to the large thermal capacity of the disc with the radiating fins. By using pneumatics rather than electricity, no electrical sparks are generated. In addition, the pneumatic brake device 5 has a long service life, is easy to maintain, has an integrated structure, and is easy to install and operate.

As shown in fig. 2, the crane hoisting system further comprises a protection device 6, the top end of the protection device 6 is connected with the lifting frame 21, a protection rope and a pulley are arranged in the protection device 6, the protection rope can be a steel wire rope, the pulley is arranged in the top end of the protection device 6, one end of the protection rope is connected with the pulley in a matching mode, the other end of the protection rope is fixed on the shaft bracket 23, the protection device 6 can synchronously ascend or descend with the shaft bracket 23, and when the chain 31 is broken in the working process, the protection rope can play a role in secondary protection.

It should be understood that the above description of the embodiments of the present invention is only for illustrating the technical lines and features of the present invention, and the purpose of the present invention is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention accordingly, but the present invention is not limited to the above specific embodiments. All changes and modifications that come within the scope of the claims are to be embraced within their scope.

Claims

1. A crane lifting system, comprising: a moving device, a lifting device and an electric device;

2. The crane lifting system of claim 1, wherein: the lifting frame is a bearing seat, a bearing matched with the bearing seat is arranged in a through hole of the supporting frame, the lifting frame is connected with the bearing, and the lifting device is rotatably connected with the supporting frame through the bearing.

3. The crane lifting system of claim 2, wherein: the lifting device also comprises a pulley block; the pulley block is arranged on the lifting frame, and the vertical guide rail can ascend or descend along the pulley block.

4. A crane lifting system as claimed in any one of claims 1 to 3, wherein: the lifting device further comprises a handrail and a key, the handrail is connected with the shaft bracket, the key is installed on the handrail, and the key is electrically connected with the electric device.

5. A crane lifting system as claimed in any one of claims 1 to 3, wherein: the electric device is an electric hoist, the electric hoist comprises a chain, the electric hoist is connected with the shaft bracket through the chain, and the chain can drive the shaft bracket to ascend or descend.

6. A crane lifting system as claimed in any one of claims 1 to 3, wherein: the fixing frame is made of aluminum profiles.

7. A crane lifting system as claimed in any one of claims 1 to 3, wherein: the crane lifting system further comprises an air expansion shaft, one end of the air expansion shaft is connected with the shaft bracket, and the other end of the air expansion shaft is a free end.

8. The crane lifting system of claim 7, wherein: and the outer ring of the free end of the air expansion shaft is provided with a plurality of plungers which are used for locking the coiled material.

9. A crane lifting system as claimed in any one of claims 1 to 3, wherein: the crane lifting system further comprises a pneumatic brake device, and the pneumatic brake device is installed on the supporting frame.

10. A crane lifting system as claimed in any one of claims 1 to 3, wherein: the crane lifting system further comprises a protection device, the top end of the protection device is connected with the lifting frame, a protection rope and a pulley are arranged in the protection device, the pulley is arranged in the top end of the protection device, one end of the protection rope is connected with the pulley in a matched mode, the other end of the protection rope is fixed on the shaft frame, and the protection device can be synchronously lifted or lowered with the shaft frame.