Auxiliary device for mounting crane

Abstract

The utility model relates to the technical field of crane installation, in particular to a crane installation auxiliary device which comprises a base, a lifting assembly and a centering assembly, moving assemblies are arranged at the four corners below the base, the lifting assembly comprises a first motor, a threaded rod, a worm, a worm gear, a lifting frame, a solenoid and a protective cover, the protective cover is arranged on the base, and the centering assembly is arranged on the base. Two sets of worm gears which are symmetrically arranged are arranged in the protective cover, the worm gears are meshed with the worm gears, the output end of the first motor penetrates through the protective cover and is connected with the worm, a threaded rod penetrating through the protective cover is arranged in the center of each worm gear, the base is conveniently moved and fixed through a moving assembly, the first motor is started, and the worm gears are meshed with the worm gears. The first motor drives the worm to rotate, the worm gear drives the threaded rod to rotate, the screw tube of the lifting frame is in threaded connection with the threaded rod, the lifting frame adjusts the height, materials are centered and clamped through the centring assembly, the height and position of the materials are conveniently positioned and adjusted, and the accuracy of the installation position of the materials is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of crane installation, in particular to a crane installation auxiliary device. Background Art

[0002] As we all know, gantry crane is a variation of bridge crane. In ports, it is mainly used for loading and unloading operations of outdoor cargo yards, material yards, and bulk cargo. Its metal structure is like a door-shaped frame, with two legs installed under the main beam, which can walk directly on the track on the ground. Both ends of the main beam can have outward cantilever beams;

[0003] When installing, some parts of the existing gantry crane need to be hoisted and adjusted in height, which is inconvenient for positioning and adjusting materials and is inconvenient to use. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a crane installation auxiliary device.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a crane installation auxiliary device, comprising a base, a lifting assembly and a centering assembly, wherein the four corners below the base are provided with moving assemblies, the lifting assembly comprises a first motor, a threaded rod, a worm, a worm wheel, a lifting frame, a screw tube and a protective cover, a protective cover is provided on the base, two groups of symmetrically arranged worm wheels are provided in the protective cover, the worm is meshed with the worm wheel, the output end of the first motor passes through the protective cover and is connected to the worm, a threaded rod passing through the protective cover is provided at the center of the worm wheel, screw tubes threadedly connected to the threaded rod are provided on the left and right sides below the lifting frame, centering grooves are provided on the left and right sides above the lifting frame, and the centering assembly is provided in the centering groove.

[0008] In order to facilitate the centering and clamping of the material, the utility model is improved in that the centering component includes a second motor, a forward and reverse screw and a centering block, the bottom wall of the centering groove is provided with a slide groove, the forward and reverse screw is provided in the slide groove, the output end of the second motor passes through the side wall of the lifting frame and is connected to the forward and reverse screw, the centering block extends into the slide groove below and is threadedly connected to the forward and reverse screw, and the centering blocks are arranged in two groups symmetrically.

[0009] Preferably, a protective pad is provided on one side of the centering block close to the center of the centering groove.

[0010] In order to facilitate the movement and fixation of the equipment, the utility model is improved in that the moving assembly includes a universal wheel and a brake assembly, the universal wheel is arranged at the four corners below the base, and the brake assembly is arranged on the circumference of the universal wheel.

[0011] Preferably, both the first motor and the second motor are servo motors.

[0012] Preferably, the protective pad is made of vulcanized rubber.

[0013] (III) Beneficial effects

[0014] Compared with the prior art, the utility model provides a crane installation auxiliary device, which has the following beneficial effects:

[0015] The crane is installed with an auxiliary device, and the base is conveniently moved and fixed by a moving component. The first motor is started, the first motor drives the worm to rotate, the worm wheel drives the threaded rod to rotate, the screw tube of the lifting frame is threadedly connected with the threaded rod, the lifting frame adjusts the height, and the material is clamped in the center through the centering component, which is convenient for positioning and adjusting the height and position of the material to ensure the accuracy of the material installation position. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0017] Figure 2 This is a bottom view schematic diagram of the structure of the utility model;

[0018] Figure 3 It is a partial schematic diagram of the structure of the utility model;

[0019] Figure 4 The utility model structure Figure 3 A partial enlarged schematic diagram is shown in the figure.

[0020] In the figure: 1. base; 2. first motor; 3. threaded rod; 4. worm; 5. worm wheel; 6. lifting frame; 7. screw tube; 8. protective cover; 9. second motor; 10. positive and negative thread screw; 11. centering block; 12. protective pad; 13. universal wheel; 14. brake assembly. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4A crane installation auxiliary device comprises a base 1, a lifting component and a centering component. The four corners below the base 1 are provided with moving components. The lifting component comprises a first motor 2, a threaded rod 3, a worm 4, a worm wheel 5, a lifting frame 6, a screw tube 7 and a protective cover 8. The base 1 is provided with a protective cover 8. Two groups of symmetrically arranged worm wheels 5 are provided in the protective cover 8. The worm 4 is meshed with the worm wheel 5. The output end of the first motor 2 passes through the protective cover 8 and is connected to the worm 4. The center of the worm wheel 5 is provided with a threaded rod 3 passing through the protective cover 8. The screw tube 7 threadedly connected to the threaded rod 3 is provided on the left and right sides below the lifting frame 6. The lifting frame 6 is provided with a centering groove on the left and right sides above the lifting frame 6. The centering groove is provided with the centering component.

[0023] The base 1 adjusts its position by moving the assembly, and starts the first motor 2. The first motor 2 drives the worm 4 in the protective cover 8 to rotate, and the worm 4 drives the worm wheel 5 to rotate, and the worm wheel 5 drives the threaded rod 3 to rotate. The screw tube 7 of the lifting frame 6 is threadedly connected with the threaded rod 3. As the threaded rod 3 rotates, the lifting frame 6 rises and falls. Materials are placed in the centering groove of the lifting frame 6 and clamped by the centering assembly, so as to facilitate and stably adjust the position of the materials. According to needs, a support plate for supporting the first motor 2 can be set on the base 1, or the first motor 2 can be fixed on the protective cover 8.

[0024] In this embodiment, the centering component includes a second motor 9, a positive and negative threaded screw 10 and a centering block 11. The bottom wall of the centering groove is provided with a slide groove, and the positive and negative threaded screw 10 is provided in the slide groove. The output end of the second motor 9 passes through the side wall of the lifting frame 6 and is connected to the positive and negative threaded screw 10. The bottom of the centering block 11 extends into the slide groove and is threadedly connected to the positive and negative threaded screw 10. The centering blocks 11 are arranged in two groups symmetrically. Initially, the distance between the two groups of centering blocks 11 is large. Start the second motor 9, and the second motor 9 drives the positive and negative threaded screw 10 to rotate. The two groups of centering blocks 11 move toward each other, and the centering blocks 11 stably clamp the material. The centering block 11 is provided with a protective pad 12 on the side close to the center of the centering groove. The protective pad 12 is made of vulcanized rubber to ensure the stability of clamping. In this embodiment, the first motor 2 and the second motor 9 adopt servo motors with precise control and rapid response.

[0025] In this embodiment, the moving component includes universal wheels 13 and brake components 14. The universal wheels 13 are arranged at the four corners below the base 1, and the brake components 14 are arranged around the universal wheels 13. The universal wheels 13 are used to facilitate moving the equipment, and the brake components 14 are used to facilitate fixing the equipment.

[0026] In order to explain in detail the possible application scenarios, technical principles, specific schemes that can be implemented, and the purposes and effects that can be achieved, the following is a detailed description of the specific embodiments listed in conjunction with the accompanying drawings. The embodiments described herein are only used to more clearly illustrate the technical solutions of the present application, and are therefore only used as examples, and cannot be used to limit the scope of protection of the present application.

[0027] Reference to "embodiment" herein means that the specific features, structures or characteristics described in conjunction with the embodiment may be included in at least one embodiment of the present application. The term "embodiment" appearing in various places in the specification does not necessarily refer to the same embodiment, nor does it particularly limit its independence or association with other embodiments. In principle, in the present application, as long as there is no technical contradiction or conflict, the various technical features mentioned in the embodiments can be combined in any way to form a corresponding implementable technical solution.

[0028] Unless otherwise defined, the technical terms used in this document have the same meanings as those generally understood by those skilled in the art to which this application belongs; the use of relevant terms in this document is only for describing specific embodiments and is not intended to limit this application.

[0029] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A crane installation auxiliary device, comprising a base (1), a lifting assembly and a centering assembly, characterized in that: The base (1) is provided with moving components at the four corners below the base, and the lifting component comprises a first motor (2), a threaded rod (3), a worm (4), a worm wheel (5), a lifting frame (6), a screw tube (7) and a protective cover (8). The base (1) is provided with a protective cover (8), and two groups of symmetrically arranged worm wheels (5) are provided in the protective cover (8). The worm (4) is meshed with the worm wheel (5). The output end of the first motor (2) passes through the protective cover (8) and is connected to the worm (4). The center of the worm wheel (5) is provided with a threaded rod (3) passing through the protective cover (8). The left and right sides below the lifting frame (6) are provided with screw tubes (7) threadedly connected to the threaded rod (3). The left and right sides above the lifting frame (6) are provided with centering grooves, and the centering component is provided in the centering grooves.

2. A crane installation auxiliary device according to claim 1, characterized in that: The centering component comprises a second motor (9), a positive and negative threaded screw (10) and a centering block (11); a slide groove is provided on the bottom wall of the centering groove, and the positive and negative threaded screw (10) is provided in the slide groove; an output end of the second motor (9) passes through the side wall of the lifting frame (6) and is connected to the positive and negative threaded screw (10); the centering block (11) extends into the slide groove below and is threadedly connected to the positive and negative threaded screw (10); and the centering blocks (11) are arranged in two groups symmetrically.

3. A crane installation auxiliary device according to claim 2, characterized in that: A protective pad (12) is provided on one side of the centering block (11) close to the center of the centering groove.

4. A crane installation auxiliary device according to claim 3, characterized in that: The moving assembly comprises a universal wheel (13) and a brake assembly (14); the universal wheel (13) is arranged at four corners below the base (1); and the brake assembly (14) is arranged on the circumference of the universal wheel (13).

5. A crane installation auxiliary device according to claim 4, characterized in that: The first motor (2) and the second motor (9) are both servo motors.

6. A crane installation auxiliary device according to claim 5, characterized in that: The protective pad (12) is made of vulcanized rubber.

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