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CN-224199009-U - Inner hole hoisting tool

CN224199009UCN 224199009 UCN224199009 UCN 224199009UCN-224199009-U

Abstract

The utility model relates to the technical field of hoisting tools, in particular to an inner hole hoisting tool which improves convenience of hoisting operation on an inner hole of a workpiece and improves hoisting stability on the workpiece; the lifting device comprises a top plate, a base, a connecting device, a supporting device, a plurality of groups of supporting arms, a plurality of groups of hook hanging pieces, a supporting plate and an inclined plane, wherein the base is arranged at the bottom end of the top plate, the upper parts of the plurality of groups of supporting arms are rotatably arranged on the outer side walls of the base through the connecting device, the plurality of groups of hook hanging pieces are respectively arranged at the bottoms of the plurality of groups of supporting arms, the supporting plate is arranged on the supporting device, the supporting device is used for driving the supporting plate to lift and move, the outer side walls of the plurality of groups of supporting arms are provided with the inclined plane, and the inclined plane is in sliding contact with the outer side walls of the supporting plate.

Inventors

  • YANG MING
  • SHA PENG
  • GONG JIAN
  • GUO JIAN
  • ZHANG XIAO

Assignees

  • 山东明兴金属科技股份有限公司

Dates

Publication Date
20260505
Application Date
20250612

Claims (7)

  1. 1. The inner hole hoisting tool comprises a top plate (1) and a base (2), wherein the base (2) is arranged at the bottom end of the top plate (1), and is characterized by further comprising a connecting device, a supporting device, a plurality of groups of supporting arms (3), a plurality of groups of hook hanging pieces (4), supporting plates (5) and inclined planes (6), wherein the upper parts of the plurality of groups of supporting arms (3) are rotatably arranged on the outer side wall of the base (2) through the connecting device, the plurality of groups of hook hanging pieces (4) are respectively arranged at the bottom of the plurality of groups of supporting arms (3), the supporting plates (5) are arranged on the supporting device, the supporting device is used for driving the supporting plates (5) to move in a lifting mode, the outer side walls of the plurality of groups of supporting arms (3) are provided with the inclined planes (6), and the inclined planes (6) are in sliding contact with the outer side walls of the supporting plates (5).
  2. 2. The inner hole hoisting tool as claimed in claim 1, wherein the supporting device comprises an inner thread sleeve (7), a stud (8), a telescopic rod (9), a worm wheel (10), a worm (11) and a motor (12), wherein the inner thread sleeve (7) is rotatably mounted at the top end of the top plate (1), the stud (8) is matched with the inner thread sleeve (7), the bottom end of the stud (8) is fixedly connected with the top end of the supporting plate (5), a plurality of groups of telescopic rods (9) are respectively arranged between the top end of the supporting plate (5) and the bottom end of the base (2), the worm wheel (10) is mounted on the outer side wall of the inner thread sleeve (7), the worm (11) is rotatably mounted on the outer side wall of the top plate (1), the worm (11) is meshed with the worm wheel (10), the motor (12) is mounted on the outer side wall of the top plate (1), and the output end of the motor (12) is connected with the worm (11).
  3. 3. The inner hole hoisting tool as claimed in claim 1, wherein the connecting device comprises a plurality of groups of U-shaped pieces (13), a plurality of groups of screws (14) and a plurality of groups of nuts (15), the plurality of groups of U-shaped pieces (13) are all arranged on the outer side wall of the base (2), the plurality of groups of screws (14) penetrate through the plurality of groups of U-shaped pieces (13), the plurality of groups of nuts (15) are cooperatively arranged at the ends of the plurality of groups of screws (14), and the plurality of groups of supporting arms (3) are rotatably arranged on the plurality of groups of screws (14).
  4. 4. An inner bore hoisting tool as claimed in claim 2, further comprising a coupling (16), the coupling (16) being arranged between the motor (12) and the worm (11).
  5. 5. An inner hole hoisting tool as claimed in claim 2, further comprising a limiting plate (17), the limiting plate (17) being arranged at the top end of the stud (8).
  6. 6. An inner hole hoisting tool as claimed in claim 1, further comprising a hook (18), the hook (18) being arranged on the outer side wall of the top plate (1).
  7. 7. An inner hole hoisting tool as claimed in claim 6, further comprising a side plate (19), the side plate (19) being arranged on top of the hook (18).

Description

Inner hole hoisting tool Technical Field The utility model relates to the technical field of hoisting tools, in particular to an inner hole hoisting tool. Background In numerous fields such as industrial production, equipment installation and maintenance, hoisting operation is a common and key link, and for parts or equipment with an inner hole structure, the traditional hoisting mode is difficult to meet the high-efficiency, safe and accurate hoisting requirements. The utility model relates to a lifting tool and a lifting device using the same, wherein the lifting tool is provided with an inserting part for penetrating an inner hole of a workpiece with an inner hole, one end of the inserting part is provided with a lifting hook connecting structure for connecting with a lifting hook, and the other end of the inserting part is provided with a bearing structure for bearing the workpiece. But the device finds in the use that the device is relatively poor to the convenience of work piece hole hoist and mount operation, has reduced work efficiency, has reduced the stability to work piece hoist and mount use. Disclosure of utility model In order to solve the technical problems, the utility model provides the inner hole hoisting tool which improves the convenience of hoisting operation of the inner hole of the workpiece and improves the hoisting stability of the workpiece. The utility model discloses an inner hole hoisting tool, which comprises a top plate, a base, a connecting device, a supporting device, a plurality of groups of supporting arms, a plurality of groups of hook hanging pieces, a supporting plate and inclined planes, wherein the base is arranged at the bottom end of the top plate, the plurality of groups of supporting arms are rotatably arranged on the outer side wall of the base through the connecting device, the plurality of groups of hook hanging pieces are respectively arranged at the bottoms of the plurality of groups of supporting arms, the supporting plate is arranged on the supporting device, the supporting device is used for driving the supporting plate to move up and down, the inclined planes are arranged on the outer side wall of the plurality of groups of supporting arms, the lower parts of the plurality of groups of supporting arms penetrate through the inner holes of a workpiece, at the moment, the plurality of groups of hook hanging pieces move to the bottom of the workpiece, the supporting plate is driven by the supporting device to move up, the plurality of groups of supporting arms are supported by the plurality of inclined planes to swing away from each other after the supporting plate moves up, so that the plurality of groups of hook hanging pieces are mutually away from each other to limit the bottom of the workpiece, meanwhile, the plurality of groups of supporting arms are contacted and pressed tightly with the inner holes of the workpiece, and then the tool is moved up through the inner holes of the workpiece. Preferably, the supporting device comprises an internal thread sleeve, a stud, a telescopic rod, a worm wheel, a worm and a motor, wherein the internal thread sleeve is rotatably arranged at the top end of a top plate, the stud is matched to penetrate through the internal thread sleeve, the bottom end of the stud is fixedly connected with the top end of a supporting plate, a plurality of groups of telescopic rods are respectively arranged between the top end of the supporting plate and the bottom end of a base, the worm wheel is arranged on the outer side wall of the internal thread sleeve, the worm is rotatably arranged on the outer side wall of the top plate, the worm is meshed with the worm wheel, the motor is arranged on the outer side wall of the top plate, the output end of the motor is connected with the worm, the worm is driven to rotate through the worm wheel after the worm rotates, the internal thread sleeve is driven to move upwards or downwards after the internal thread sleeve rotates, so that the supporting plate is lifted and adjusted, the convenience of the opposite movement control of a plurality of groups of supporting arms is improved, and the lifting stability of the workpieces is improved. Preferably, the connecting device comprises a plurality of groups of U-shaped pieces, a plurality of groups of screws and a plurality of groups of nuts, wherein the plurality of groups of U-shaped pieces are all arranged on the outer side wall of the base, the plurality of groups of screws penetrate through the plurality of groups of U-shaped pieces, the plurality of groups of nuts are arranged at the ends of the plurality of groups of screws in a matched mode, the plurality of groups of support arms are rotatably arranged on the plurality of groups of screws, and the assembling and disassembling convenience of the plurality of groups of support arms is improved by arranging the plurality of groups of screws and the plurality of groups of nuts. Preferably, the mot