CN220449519U - Belt type overturning lifting appliance for overturning special-shaped piece by 360 degrees - Google Patents

Abstract

The belt type overturning lifting appliance comprises a lifting beam and overturning devices arranged at two ends of the lower part of the lifting beam, wherein the overturning devices comprise lifting belt rings and two overturning frame plates, lifting wheels and two guide wheels with the same axial direction are rotatably arranged between the two overturning frame plates, the lifting belt rings are sleeved outside the lifting wheels, two sides of the upper part of the lifting belt rings are guided by the two guide wheels and are tightly wrapped on the wheel surfaces of the lifting wheels; the two ends of the wheel surface of the hoisting wheel are expanded to form first shoulder parts, the two ends of the wheel surface of the guide wheel are expanded to form second shoulder parts, and the round wall surface of the second shoulder parts of the guide wheel is contacted with the round wall surface of the corresponding first shoulder parts; the lower part of the hanging beam is fixedly provided with a connecting piece corresponding to and inserted between the tops of the two corresponding turnover frame plates corresponding to each turnover device, and the connecting piece is detachably and fixedly connected with the two corresponding turnover frame plates through a bolt assembly; the belt type overturning lifting appliance can further improve overturning stability.

Description

Belt type overturning lifting appliance for overturning special-shaped piece by 360 degrees

Technical Field

The utility model relates to the technical field of overturning of lifting pieces, in particular to a belt type overturning lifting appliance for overturning a special-shaped piece by 360 degrees.

Background

The special-shaped parts of the box beam are common structural parts of various products of crane enterprises, are mainly formed by splicing four plates into a box structure, and then are assembled and welded at different positions on each side face to form various small parts with different sizes and shapes, and the small parts are welded after the assembly and the welding are completed; the box type beam box needs to be turned over in the process of assembling and welding all the small pieces, the beam box is large in size and heavy in weight, and the box needs to be turned over by means of external force in the turning process; because the gravity center of the box-shaped special-shaped piece is not at the same point with the center of the geometric box-shaped beam, the box-shaped special-shaped piece is difficult to be lifted by a proper lifting appliance to turn, and the box-shaped special-shaped piece is turned by a lifting hook lifting hand hole at present, so that the box-shaped special-shaped piece is not flexible and convenient to turn, and the turning process is dangerous;

the Chinese patent with the publication number of CN102502419B discloses a sling type overturning lifting appliance, wherein objects are overturned through two electric overturning mechanisms capable of sliding on a main beam to adjust the distance, specifically, the objects are placed in the lower ring of a sling ring, and then the sling ring is clamped and driven to rotate through a friction wheel and two guide wheels at the upper part of the sling ring, so that the objects are overturned, and the continuous overturning function of the objects with any shape is realized efficiently and safely; however, the defect of the prior art is that when a heavy large-sized special-shaped piece is turned over, the safety hidden trouble of the movement of the lifting piece exists easily because of the sliding matching structure of the turning mechanism and the main beam and the vibration of the mounting gap of the direct bearing friction wheel in the lifting and turning process.

Disclosure of Invention

In order to overcome the defects in the background technology and solve the existing technical problems, the utility model discloses a belt type overturning lifting appliance for overturning a special-shaped piece by 360 degrees, which can further improve overturning stability.

In order to achieve the aim of the utility model, the utility model adopts the following technical scheme:

the belt type overturning lifting appliance comprises a lifting beam and overturning devices arranged at two ends of the lower part of the lifting beam, wherein the overturning devices comprise lifting belt rings and two overturning frame plates, lifting wheels and two guide wheels with the same axial direction are rotatably arranged between the two overturning frame plates, the lifting belt rings are sleeved outside the lifting wheels, the two sides of the upper part of the lifting belt rings are guided by the two guide wheels and are tightly wrapped on the wheel surfaces of the lifting wheels; the two ends of the wheel surface of the lifting wheel are expanded to form first shoulder parts, the two ends of the wheel surface of the guide wheel are expanded to form second shoulder parts, and the circular wall surfaces of the second shoulder parts of the guide wheel are correspondingly contacted with the circular wall surfaces of the corresponding first shoulder parts; the lower part of the hanging beam is fixedly provided with a connecting piece which is inserted between the tops of the corresponding two turnover frame plates correspondingly corresponding to each turnover device, and the connecting piece is detachably and fixedly connected with the corresponding two turnover frame plates through a bolt assembly.

Further, the first shoulder part and the second shoulder part are sleeved with wear-resistant sleeves.

Further, the turnover device further comprises a variable frequency motor for driving the hoisting wheel to rotate, and the two variable frequency motors run synchronously.

Further, the connecting pieces are uniformly arranged at intervals along the axial direction of the hanging beam.

Further, the connecting pieces are two connecting plates which are clung to the inner plate surfaces of the corresponding two overturning frame plates.

Further, the bolt assembly is provided with two, and the bolt assembly contains the screw rod of through connection piece and corresponding two upset frame plates, the one end outer wall of screw rod is equipped with the spacing hole of adaptation cartridge spacer pin, the other end spiro union of screw rod has slotted nut.

Due to the adoption of the technical scheme, the utility model has the following beneficial effects:

according to the belt type overturning lifting appliance for overturning the special-shaped piece by 360 degrees, the overturning device is fixed on the lifting beam through the bolt assembly, so that the subsequent parts can be conveniently disassembled and replaced, the connection stability can be ensured, and the shaking risk of the overturning device is reduced; when two turning device actions of synchronous control utilize hoist and mount wheel bearing and drive hoist and mount area circle upset, can be through the conflict of first shoulder and second shoulder to make two leading wheels when playing the guide effect, also can roll the support to the hoist and mount wheel, thereby guarantee that the hoist and mount wheel can operate steadily, and then prevent that the hoist and mount object from because hoist and mount wheel vibrations drunkenness, thereby improved the stability and the security of upset hoist and mount greatly.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a schematic side view of the flipping unit;

fig. 3 is a schematic cross-sectional structure of the flipping device.

In the figure: 1. a hanging beam; 2. a connecting piece; 3. a bolt assembly; 301. a screw; 302. a limiting pin; 303. a slotted nut; 4. a turnover device; 401. hoisting wheels; 402. a guide wheel; 403. hoisting the belt loop; 404. a variable frequency motor; 405. turning over the frame plate; 406. a first shoulder portion; 407. and a second shoulder portion.

Detailed Description

In the description, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "front", "rear", "left", "right", etc., the drawings merely correspond to the drawings of the present utility model, and in order to facilitate description of the present utility model, it is not indicated or implied that the device or element referred to must have a specific azimuth:

the belt type overturning lifting appliance for overturning the special-shaped piece by 360 degrees is described with reference to figures 1-3, and comprises a lifting beam 1 and overturning devices 4 arranged at two ends of the lower part of the lifting beam 1, wherein each overturning device 4 comprises a lifting belt ring 403 and two overturning frame plates 405, lifting wheels 401 and two guide wheels 402 with the same axial direction are rotatably arranged between the two overturning frame plates 405, the two guide wheels 402 are positioned at two sides below the lifting wheels 401, the lifting belt ring 403 is sleeved outside the lifting wheels 401, and the two sides of the upper part of the lifting belt ring 403 are guided by the two guide wheels 402 and are tightly wrapped on the wheel surface of the lifting wheels 401; the turnover devices 4 further comprise variable frequency motors 404 for driving the hoisting wheels 401 to rotate, and the two variable frequency motors 404 run synchronously, so that the two turnover devices 4 can be synchronously controlled to hoist and turn;

the wheel surface two ends of the hoisting wheel 401 are expanded to form a first shoulder 406, the wheel surface two ends of the guide wheel 402 are expanded to form a second shoulder 407, the round wall surface of the second shoulder 407 of the guide wheel 402 is correspondingly contacted with the round wall surface of the corresponding first shoulder 406, and the second shoulder 407 is utilized to support the first shoulder 406, so that the bearing of the hoisting wheel 401 can be partially shared by the guide wheel 402 and the support of the hoisting wheel 401 is limited, the hoisting wheel 401 can be ensured to run stably, and further, a hoisted object is prevented from moving due to vibration of the hoisting wheel 401, and the stability and safety of overturning and hoisting are greatly improved; according to the requirement, the first shoulder 406 and the second shoulder 407 are sleeved with wear-resistant sleeves, and the wear-resistant sleeves are made of hard materials and can play a role in protecting the tread;

the lower part of the hanging beam 1 is fixedly provided with a connecting piece 2 corresponding to each turnover device 4 and inserted between the tops of the two corresponding turnover frame plates 405, the connecting piece 2 and the two corresponding turnover frame plates 405 are detachably and fixedly connected through a bolt assembly 3, so that the subsequent parts can be conveniently disassembled and replaced, the connection stability can be ensured, and the shaking risk of the turnover devices is reduced; according to the need, connecting piece 2 is established to two connecting plates of hugging closely corresponding two upset frame plates 405 interior faces, in addition, bolt assembly 3 is equipped with two, guarantee to connect stably, and bolt assembly 3 contains the screw rod 301 of penetrating connecting piece 2 and corresponding two upset frame plates 405, the one end outer wall of screw rod 301 is equipped with the spacing hole of adaptation cartridge spacer pin 302, the other end spiro union of screw rod 301 has slotted nut 303, utilize spacer pin 302 and slotted nut 303 to tighten connecting piece 2 and two upset frame plates 405 fixed, slotted nut 303 can increase frictional force, prevent to drop, for preventing bending deformation in the connecting plate when tightening, can establish the limit cover in the screw rod 301 shaft cover between two connecting plates and contradict.

In order to adapt to hoisting of objects with different lengths, a plurality of connecting pieces 2 can be uniformly arranged at intervals along the axial direction of the hanging beam 1 according to requirements so as to select the installation interval of the two turnover devices 4.

The belt type overturning lifting appliance for overturning the special-shaped piece by 360 degrees is implemented, and the two sets of devices synchronously run by controlling the overturning devices 4 through the electric control system; the lifting belt ring 403 passes through the wheel surface of the lifting wheel 401 and moves along with the rotation of the lifting wheel 401, and the lifting belt ring 403 can always run along with the lifting wheel 401 to realize 360-degree turnover of a workpiece; guide wheels 402 are arranged on two sides of the hoisting wheel 401 to guide and support, so that the hoisting wheel 401 can run stably; the rotation speed of the lifting wheel 401 is controlled through the variable frequency motor 404, when a larger and heavier workpiece is lifted, the rotation speed is adjusted to be smaller, so that the workpiece is stably turned over, and when a lighter workpiece is lifted, the rotation speed is adjusted to be larger, and the workpiece turning efficiency is improved; supporting legs are designed at two ends of the hanging beam 1 to support the whole lifting appliance, so that the turnover device 4 is prevented from contacting the ground and being damaged by compression.

The utility model has not been described in detail in the prior art, and it is apparent to those skilled in the art that the utility model is not limited to the details of the above-described exemplary embodiments, but that the utility model can be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the above-described embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (6)

1. A belt upset hoist for 360 upset of dysmorphism piece contains hanging beam (1) and installs in turning device (4) at hanging beam (1) lower part both ends, turning device (4) contain hoist and mount area circle (403) and two upset frame plates (405), rotate between two upset frame plates (405) and install hoist and mount wheel (401) and two leading wheels (402) that the axial is the same, hoist and mount area circle (403) cover is located hoist and mount outside wheel (401), and hoist and mount area circle (403) upper portion both sides are led through two leading wheels (402), hug closely cladding in hoist and mount wheel (401) wheel face, characterized by: the diameter of both ends of the wheel surface of the lifting wheel (401) is enlarged to form a first convex shoulder (406), the diameter of both ends of the wheel surface of the guide wheel (402) is enlarged to form a second convex shoulder (407), and the round wall surface of the second convex shoulder (407) of the guide wheel (402) is contacted with the round wall surface of the corresponding first convex shoulder (406); the lower part of the hanging beam (1) is fixedly provided with a connecting piece (2) which is correspondingly inserted between the tops of the two corresponding turnover frame plates (405) corresponding to each turnover device (4), and the connecting piece (2) is detachably and fixedly connected with the two corresponding turnover frame plates (405) through a bolt assembly (3).

2. Belt overturning lifting appliance for 360-degree overturning of special-shaped pieces according to claim 1, characterized in that: the first shoulder part (406) and the second shoulder part (407) are sleeved with wear-resistant sleeves.

3. Belt overturning lifting appliance for 360-degree overturning of special-shaped pieces according to claim 1, characterized in that: the turnover device (4) further comprises a variable frequency motor (404) for driving the lifting wheel (401) to rotate, and the two variable frequency motors (404) operate synchronously.

4. Belt overturning lifting appliance for 360-degree overturning of special-shaped pieces according to claim 1, characterized in that: the connecting pieces (2) are uniformly arranged at intervals along the axial direction of the hanging beam (1).

5. Belt overturning lifting appliance for 360-degree overturning of special-shaped pieces according to claim 1, characterized in that: the connecting piece (2) is provided with two connecting plates which are clung to the inner plate surfaces of the corresponding two overturning frame plates (405).

6. Belt overturning lifting appliance for 360-degree overturning of special-shaped pieces according to claim 1, characterized in that: the bolt assembly (3) is provided with two, the bolt assembly (3) comprises a screw rod (301) penetrating through the connecting piece (2) and the corresponding two overturning frame plates (405), a limiting hole for adapting to the inserting limiting pin (302) is formed in the outer wall of one end of the screw rod (301), and a slotted nut (303) is screwed at the other end of the screw rod (301).