CN219217275U

CN219217275U - Lifting clamp for crane

Info

Publication number: CN219217275U
Application number: CN202223482157.1U
Authority: CN
Inventors: 李崇兴; 李静
Original assignee: Chengdu Hongliwei Construction Machinery Service Co ltd
Current assignee: Chengdu Hongliwei Construction Machinery Service Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-06-20
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses a lifting clamp for a crane, which relates to the field of lifting clamps and comprises a driving assembly, wherein a bidirectional threaded rod is rotationally connected in the middle of an inner cavity of the driving assembly, guide rails are symmetrically and fixedly connected to the front side and the back side of the inner cavity of the driving assembly, connecting assemblies are symmetrically and movably connected to the left side and the right side of the bottom of the driving assembly, connecting assemblies are symmetrically arranged in the middle of the bottoms of the two connecting assemblies, clamp assemblies are symmetrically and movably connected to the front side and the back side of the bottom of the two connecting assemblies, a limiting sliding block is fixedly connected to the top of the clamp assembly, a movable plate is movably connected in the inner cavity of the clamp assembly, an adjusting groove is formed in the side edge of the clamp assembly, and a fastening bolt is arranged on the side edge of the adjusting groove. The lifting clamp for the crane has high adaptability, is convenient to operate, and can clamp and lift materials with a plurality of sizes.

Description

Lifting clamp for crane

Technical Field

The utility model relates to the field of lifting clamps, in particular to a lifting clamp for a crane.

Background

The crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects in a certain range, and has the working characteristics of intermittent movement, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle work alternately, the development and the use of the crane in the market are wider and wider, most of the existing hoisting clamps for the crane are fixed by steel rope binding, and the hoisting clamps are troublesome to install and simultaneously are matched manually.

In China, patent application number: the utility model discloses a lift by crane anchor clamps for hoist in CN202221641645.X, including the top plate, surface mounting has the connecting rod under the top plate, the bottom plate is installed to the connecting rod bottom, connecting rod surface slidably is connected with the movable plate, the fixed pin is worn to be equipped with by the movable plate medial surface, the fixed pin penetrates the one end in the movable plate and supports tightly the connecting rod, but this patent still has following problem:

the clamp has poor adaptability, cannot adjust the size of the clamp, is troublesome to operate and wastes time and labor when in clamping work.

Therefore, it is necessary to propose a lifting clamp for a crane to solve the above problems.

Disclosure of Invention

The utility model mainly aims to provide a lifting clamp for a crane, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the hoisting clamp for the crane comprises a driving assembly, wherein a bidirectional threaded rod is rotationally connected in the middle of an inner cavity of the driving assembly, guide rails are symmetrically and fixedly connected to the front surface and the back surface of the inner cavity of the driving assembly, connecting assemblies are symmetrically and movably connected to the left side and the right side of the bottom of the driving assembly, and the connecting assemblies are symmetrically arranged in the middle of the bottoms of the two connecting assemblies;

the two front and back symmetry swing joint of coupling assembling bottom have the anchor clamps subassembly, the top fixedly connected with spacing slider of anchor clamps subassembly, swing joint has the fly leaf in the inner chamber of anchor clamps subassembly, the adjustment tank has been seted up to the side of anchor clamps subassembly, fastening bolt is installed to the side of adjustment tank.

Preferably, the left and right sides symmetry fixedly connected with rings at drive assembly top, first movable groove has been seted up in the centre of drive assembly bottom, the guide way has been seted up to the front and the back symmetry of drive assembly bottom, in the inner chamber in first movable groove was connected in the rotation of two-way threaded rod, servo motor is fixedly connected with through the pivot on the right side of two-way threaded rod, servo motor fixed connection is in the centre on drive assembly right side, two guide rail symmetry fixed connection is in the inner chamber in two guide ways.

Preferably, the center of the top of the connecting component is symmetrically and fixedly connected with a movable block, the front surface and the back surface of the top of the connecting component are symmetrically and fixedly connected with guide blocks, the movable block is movably connected in the inner cavity of the first movable groove and is in threaded connection with the outer part of the bidirectional threaded rod, and the two guide blocks are symmetrically and movably connected in the inner cavities of the two guide grooves and are sleeved on the outer walls of the two guide rails.

Preferably, the number of the limiting slide blocks is four, each limiting slide block is symmetrically and fixedly connected to one side of the front surface and the opposite side of the top of the back clamp assembly, and the limiting slide blocks are movably connected in the inner cavity of the limiting groove.

Preferably, the clamp assembly is of a cavity structure with opposite sides communicated with the outside, the front and the back of the movable plate are movably connected in the inner cavity of the clamp assembly, and the other end of the fastening bolt is in threaded connection with the side edge of the movable plate.

Preferably, the left side and the right side are symmetrically and fixedly connected with side plates on one side opposite to the clamp assembly, and the bottom of the left side and the right side opposite to the clamp assembly is symmetrically and fixedly connected with a shovel plate.

Advantageous effects

Compared with the prior art, the utility model has the following beneficial effects:

1. this a lift by crane anchor clamps for hoist through the rings that set up, can be connected with the hoist through the lock that hooks, through the servo motor that starts the setting, can drive two-way threaded rod and rotate for movable block can carry out threaded connection at its outer wall, can drive the coupling assembling who is equipped with the anchor clamps subassembly at this moment and remove, the anchor clamps subassembly through both sides presss from both sides tight processing to the material this moment.

2. This a clamp lifts by crane for during the clamp work, can shelter from the front and the back of material through the curb plate that sets up at both ends, conveniently shovel the material when pressing from both sides tightly through the shovel board that sets up in the bottom, be convenient for spacing its bottom after pressing from both sides tightly, through the guide block that sets up, when coupling assembling removes, can remove at the outer wall of guide rail, can play certain supporting effect when playing spacing.

3. This a lift by crane anchor clamps for hoist through the fly leaf that sets up for two anchor clamps subassemblies in front and back can remove at the outer wall of fly leaf, with this size that can be according to the material is adjusted the anchor clamps subassembly, and the spacing slider at top can remove in the inner chamber of spacing groove when the anchor clamps subassembly removes, and the fastening bolt who screws up the setting after adjusting can fix the position of anchor clamps subassembly.

Drawings

FIG. 1 is a schematic view of the front face of the present utility model;

FIG. 2 is a schematic view of the structure of the bottom of the drive assembly of the present utility model;

FIG. 3 is an expanded view of the clamp assembly of the present utility model;

fig. 4 is a schematic view of the structure of the bottom of the connection assembly of the present utility model.

In the figure: 1. a drive assembly; 2. a hanging ring; 3. a servo motor; 4. a first movable groove; 5. a two-way threaded rod; 6. a guide groove; 7. a guide rail; 8. a connection assembly; 9. a limit groove; 10. a movable block; 11. a guide block; 12. a clamp assembly; 13. a shovel plate; 14. a side plate; 15. a limit sliding block; 16. a movable plate; 17. an adjustment tank; 18. and (5) fastening a bolt.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, a lifting clamp for a crane comprises a driving component 1, wherein the center of an inner cavity of the driving component 1 is rotationally connected with a bidirectional threaded rod 5, the front and the back of the inner cavity of the driving component 1 are symmetrically and fixedly connected with guide rails 7, the left and the right sides of the bottom of the driving component 1 are symmetrically and movably connected with connecting components 8, the centers of the bottoms of the two connecting components 8 are symmetrically provided with connecting components 8, the front and the back of the bottoms of the two connecting components 8 are symmetrically and movably connected with a clamp component 12, the top of the clamp component 12 is fixedly connected with a limit sliding block 15, the inner cavity of the clamp component 12 is movably connected with a movable plate 16, the side edge of the clamp component 12 is provided with an adjusting groove 17, the side edge of the adjusting groove 17 is provided with a fastening bolt 18, the left and the right sides of the top of the driving component 1 are symmetrically and fixedly connected with lifting rings 2, the center of the bottom of the driving component 1 is provided with a first movable groove 4, the front and the back of the bottom of the driving component 1 are symmetrically provided with guide grooves 6, a bidirectional threaded rod 5 is rotationally connected in the inner cavity of the first movable groove 4, the right side of the bidirectional threaded rod 5 is fixedly connected with a servo motor 3 through a rotating shaft, the servo motor 3 is fixedly connected in the center of the right side of the driving component 1, two guide rails 7 are symmetrically and fixedly connected in the inner cavities of the two guide grooves 6, the center of the top of the two connecting components 8 is symmetrically and fixedly connected with movable blocks 10, the front and the back of the top of the two connecting components 8 are symmetrically and fixedly connected with guide blocks 11, the movable blocks 10 are movably connected in the inner cavity of the first movable groove 4 and are in threaded connection with the outside of the bidirectional threaded rod 5, the two guide blocks 11 are symmetrically and movably connected in the inner cavities of the two guide grooves 6 and are sleeved on the outer walls of the two guide rails 7, four limit sliding blocks 15 are arranged, each limit sliding block 15 is symmetrically and fixedly connected to one side of the opposite top of the front and back clamp assemblies 12, the limit sliding blocks 15 are movably connected in the inner cavity of the limit groove 9, the clamp assemblies 12 are of cavity structures, one side of each limit sliding block is communicated with the outside, the front and back sides of the movable plate 16 are movably connected in the inner cavity of the clamp assemblies 12, the other ends of the fastening bolts 18 are in threaded connection with the side edges of the movable plate 16, the opposite sides of the clamp assemblies 12 on the left and right sides are symmetrically and fixedly connected with side plates 14, the bottoms of the opposite sides of the clamp assemblies 12 on the left and right sides are symmetrically and fixedly connected with shovel plates 13, the two-way threaded rods 5 can be driven to rotate by starting the arranged servo motors 3 through the arranged hanging rings 2, so that the movable blocks 10 can be in threaded connection with the outer walls of the movable blocks, and at the moment, the connecting assemblies 8 provided with the clamp assemblies 12 can be driven to move, at this time, the clamping treatment can be carried out on the materials through the clamp assemblies 12 on two sides, during the clamping operation, the front and the back of the materials can be shielded through the side plates 14 arranged on two ends, the materials can be conveniently shoveled up through the shovel plate 13 arranged at the bottom during the clamping, the bottom of the materials can be conveniently limited after the clamping, the guide blocks 11 are arranged, when the connecting assembly 8 moves, the outer wall of the guide rail 7 can move to play a certain supporting effect while limiting, the two clamp assemblies 12 on the front and the back can move on the outer wall of the movable plate 16 through the movable plate 16 arranged, the size of the clamp assemblies 12 can be adjusted according to the size of the materials, the limit slide blocks 15 at the top can move in the inner cavity of the limit groove 9 when the clamp assemblies 12 move, the position of the clamp assembly 12 can be fixed by tightening the set fastening bolts 18 after the adjustment is completed.

It should be noted that, the utility model is a lifting clamp for a crane, when in use, the hook lock of the crane is connected with the lifting ring 2, the clamp assemblies 12 on the front and the back are adjusted in space according to the size of a material, the fastening bolt 18 is rotated to separate the clamp assemblies 12 from the outer wall of the clamp assemblies 12, the clamp assemblies 12 on the two ends are moved, the inner cavities of the clamp assemblies 12 are moved on the outer wall of the movable plate 16, after the inner cavities of the clamp assemblies are moved to a proper position, the fastening bolt 18 is screwed down, the clamp assemblies are in threaded connection with the movable plate 16 and can be tightly attached to the outer wall of the clamp assemblies 12, the limiting slide block 15 is driven to move in the inner cavity of the limiting groove 9 while the clamp assemblies 12 are moved, when the material is required to be clamped, the driving assembly 1 is moved to the top of the material, the servo motor 3 is started, the bidirectional threaded rod 5 is driven to rotate in the inner cavity of the first movable groove 4, at the moment, the two movable blocks 10 are in threaded connection with the outer wall of the bidirectional threaded rod 5, at the moment, the two connecting assemblies 8 are driven to move to the opposite sides, the clamp assemblies 12 are driven to clamp the material, the bottom side of the material, the shovel plate 13 can be clamped, and the side plate 14 can clamp the material, and the front side plate 14 and the lifting clamp material can be clamped.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Lifting clamp for crane, comprising a drive assembly (1), characterized in that: the center of the inner cavity of the driving assembly (1) is rotationally connected with a bidirectional threaded rod (5), the front surface and the back surface of the inner cavity of the driving assembly (1) are symmetrically and fixedly connected with guide rails (7), the left side and the right side of the bottom of the driving assembly (1) are symmetrically and movably connected with connecting assemblies (8), and the centers of the bottoms of the two connecting assemblies (8) are symmetrically provided with the connecting assemblies (8);

the two front and back symmetry swing joint of coupling assembling (8) bottom have anchor clamps subassembly (12), the top fixedly connected with spacing slider (15) of anchor clamps subassembly (12), swing joint has fly leaf (16) in the inner chamber of anchor clamps subassembly (12), adjustment tank (17) have been seted up to the side of anchor clamps subassembly (12), fastening bolt (18) are installed to the side of adjustment tank (17).

2. A lifting clamp for a crane according to claim 1, characterized in that: the left and right sides symmetry fixedly connected with rings (2) at drive assembly (1) top, first movable groove (4) have been seted up in the centre of drive assembly (1) bottom, guide way (6) have been seted up to the front and the back symmetry of drive assembly (1) bottom, in the inner chamber of first movable groove (4) is connected in the rotation of two-way threaded rod (5), servo motor (3) are fixedly connected with on the right side of two-way threaded rod (5) through pivot fixedly connected with, servo motor (3) fixedly connected with is in the centre on drive assembly (1) right side, two guide rail (7) symmetry fixed connection is in the inner chamber of two guide way (6).

3. A lifting clamp for a crane according to claim 1, characterized in that: the center symmetry fixedly connected with movable block (10) at two coupling assembling (8) tops, two positive and back symmetry fixedly connected with guide block (11) at coupling assembling (8) top, movable block (10) swing joint is in the inner chamber of first movable groove (4) and threaded connection is in the outside of two-way threaded rod (5), two guide block (11) symmetry swing joint is in the inner chamber of two guide grooves (6) and the outer wall at two guide rails (7) is established to the cover.

4. A lifting clamp for a crane according to claim 1, characterized in that: the limiting slide blocks (15) are four, each limiting slide block (15) is symmetrically and fixedly connected to one side of the front surface opposite to the top of the back clamp assembly (12), and the limiting slide blocks (15) are movably connected in the inner cavity of the limiting groove (9).

5. A lifting clamp for a crane according to claim 1, characterized in that: the clamp assembly (12) is of a cavity structure with opposite sides communicated with the outside, the front and the back of the movable plate (16) are movably connected in the inner cavity of the clamp assembly (12), and the other end of the fastening bolt (18) is in threaded connection with the side of the movable plate (16).

6. A lifting clamp for a crane according to claim 1, characterized in that: the side plates (14) are symmetrically and fixedly connected to the opposite sides of the clamp assembly (12) on the left side and the right side, and the shovel plates (13) are symmetrically and fixedly connected to the bottoms of the opposite sides of the clamp assembly (12) on the left side and the right side.