Hoisting machinery wheel guide shaft positioning device

Abstract

The utility model relates to the technical field of cranes, in particular to a hoisting machinery wheel guide shaft positioning device which comprises a wheel body and a fastening device, a wheel shaft is installed on one side of the wheel body, a guide rolling shaft is arranged on one side of the wheel body, the fastening device is arranged on one side of the wheel shaft, the fastening device comprises a round sleeve, and the round sleeve is fixedly connected with one side of the guide rolling shaft. The surface of the round sleeve is rotationally connected with a knob, the surface of the knob is fixedly connected with a bidirectional threaded rod, square blocks are arranged on the surface of the bidirectional threaded rod, one side of each square block is fixedly connected with an insertion rod, a sliding groove is formed in the side, close to the corresponding square block, of each guide rolling shaft, and the square blocks are slidably connected with the sliding grooves in one sides of the guide rolling shafts. According to the guide roller, the fastening device is arranged, so that the connection between the wheel body and the guide roller is facilitated, meanwhile, the maintenance of equipment is facilitated, the disassembly steps of the equipment during maintenance are reduced, and the usability of the equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cranes, in particular to a wheel guide shaft positioning device for a crane. Background Art

[0002] A crane refers to a multi-action lifting machinery that vertically lifts and horizontally moves heavy objects within a certain range. It is also called an overhead crane, overhead crane, or hoist. Some lifting equipment has the working characteristic of intermittent movement, that is, the corresponding mechanisms of material picking, transportation, unloading and other actions work alternately in one working cycle. The development and use of cranes in the market are becoming more and more extensive. The wheels of the crane are used to assist in the transportation of materials, and the guide shaft cooperates with the wheels to ensure the linear motion of the wheels and support the wheels.

[0003] The inventor discovered in his daily work that during long-term use, the guide shaft and the wheel body would become difficult to disassemble and maintain after wear and failure. In order to solve the problem that it is difficult to remove the guide shaft for maintenance after the wheel body and the guide shaft are welded, the prior art uses tools to assist in disassembly, but this takes a lot of time, increases the maintenance burden of the equipment, and further makes it difficult to replace the equipment in time after it is damaged, affecting the working efficiency of the equipment. Utility Model Content

[0004] The utility model aims to solve the defect in the prior art that it is difficult to remove the guide shaft for maintenance after the wheel body and the guide shaft are welded, and proposes a hoisting machinery wheel guide shaft positioning device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a lifting machinery wheel guide shaft positioning device, including a wheel body and a fastening device, a wheel axle is installed on one side of the wheel body, a guide roller is arranged on one side of the wheel body, the fastening device is arranged on one side of the wheel axle, the fastening device includes a round sleeve, the round sleeve is fixedly connected to one side of the guide roller, the surface of the round sleeve is rotatably connected to a knob, the surface of the knob is fixedly connected to a bidirectional threaded rod, the surface of the bidirectional threaded rod is provided with a square block, one side of the square block is fixedly connected to an insertion rod, by providing the fastening device, the guide roller and the wheel body are convenient to be disassembled and replaced, the stability of the equipment is increased, and the maintenance steps of the equipment are reduced, the insertion rod and the square block are made of ultra-high strength steel and are installed by welding.

[0006] Preferably, a sliding groove is provided on one side of the guide roller close to the square block, and the square block is slidably connected to the sliding groove on one side of the guide roller. There are two square blocks, and the two square blocks are arranged in a mirror-symmetrical manner. By setting the square blocks, it is convenient to cooperate with the insertion rod to connect the guide roller and the wheel body, thereby increasing the stability of the equipment and reducing the difficulty of using the equipment.

[0007] Preferably, a clamping block is fixedly connected to the surface of the wheel axle, and an arc-shaped hole is opened on the surface of the clamping block. By providing the clamping block, it is convenient to cooperate with the insertion rod to connect the guide roller and the wheel body, thereby increasing the safety of the equipment and reducing the difficulty of operating the equipment.

[0008] Preferably, the surface of the square block is provided with threads, the bidirectional threaded rod is threadedly connected to the square block, and the insertion rod is inserted into the arc hole. By providing the bidirectional threaded rod, it is easy to drive the square block to move, thereby increasing the stability of the equipment and reducing the difficulty of operating the equipment.

[0009] Preferably, a protective device is provided on one side of the wheel body, and the protective device includes a sealing ring, which is provided on one side of the wheel body, and an elastic band is fixedly connected to one side of the sealing ring, and a nut is fixedly connected to one side of the elastic band. By providing the protective device, it is convenient to seal the connection between the wheel body and the guide roller, thereby increasing the safety of the equipment, and the protective device is provided on the opposite side of the fastening device.

[0010] Preferably, a gasket is fixedly connected to one side of the wheel body, and a limiting rod is fixedly connected to the surface of the gasket. By providing the limiting rod, it is convenient to install the sealing ring on the wheel body in conjunction with the nut, thereby increasing the stability of the equipment and reducing the difficulty of operating the equipment.

[0011] Preferably, the surface of the limiting rod is provided with threads, and the nut is threadedly connected to the limiting rod. By setting the nut, it is convenient to cooperate with the limiting rod to position the sealing ring, which increases the usability of the equipment, facilitates installation, and improves the usability of the equipment. The sealing ring, the nut and the limiting rod are fastened and installed by a universal screwdriver.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are:

[0013] 1. In the utility model, by setting a fastening device, when the guide roller is connected to the wheel body, the guide roller is inserted into the wheel body, and then the knob is turned, the knob drives the bidirectional threaded rod to rotate, and at the same time, the bidirectional threaded rod threads drive the square block, the square block slides under force and drives the insertion rod to insert into the card block to complete the positioning, when the knob is reversed, the bidirectional threaded rod drives the square block and the insertion rod away from the card block, at this time the guide roller can be pulled backward to separate the guide roller from the wheel body, by setting a fastening device, it is convenient to connect the wheel body and the guide roller, and at the same time it is convenient to maintain the equipment, reducing the disassembly steps of the equipment during maintenance, and increasing the ease of use of the equipment.

[0014] 2. In the utility model, a protective device is provided and a sealing ring is sleeved at the connection between the wheel body and the guide roller. At this time, the nut and the limiting rod are sleeved, and the nut is rotated to fix the nut and the limiting rod. The limiting rod and the nut can be separated by reversing the nut. At this time, the sealing ring can be removed. By providing a protective device, it is easy to seal the connection, reduce the problem of insensitive guidance of the equipment caused by dust entry, and improve the working efficiency of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A three-dimensional structural schematic diagram of a hoisting machinery wheel guide shaft positioning device is proposed for the utility model;

[0016] Figure 2 The utility model provides a side view structural schematic diagram of a hoisting machinery wheel guide shaft positioning device;

[0017] Figure 3 The utility model provides a structural schematic diagram of a fastening device for positioning a wheel guide shaft of a lifting machinery;

[0018] Figure 4 The utility model provides a schematic diagram of the structure of a protective device for a hoisting machinery wheel guide shaft positioning device;

[0019] Figure 5 The utility model proposes a hoisting machinery wheel guide shaft positioning device Figure 4 A is an enlarged structural diagram of FIG.

[0020] Legend: 1. Wheel body; 2. Guide roller; 3. Fastening device; 31. Block; 32. Bidirectional threaded rod; 33. Knob; 34. Round sleeve; 35. Insert rod; 36. Arc hole; 37. Square block; 4. Protective device; 41. Sealing ring; 42. Elastic band; 43. Nut; 44. Limiting rod; 45. Gasket; 5. Wheel axle. DETAILED DESCRIPTION

[0021] See also Figure 1-5 The utility model provides a technical solution: a hoisting machinery wheel guide shaft positioning device, including a wheel body 1 and a fastening device 3, a wheel axle 5 is installed on one side of the wheel body 1, a guide roller 2 is arranged on one side of the wheel body 1, and the fastening device 3 is arranged on one side of the wheel axle 5.

[0022] The specific configuration and function of the fastening device 3 and the protection device 4 will be described in detail below.

[0023] In this embodiment: the fastening device 3 includes a round sleeve 34, the round sleeve 34 is fixedly connected to one side of the guide roller 2, the surface of the round sleeve 34 is rotatably connected to the knob 33, the surface of the knob 33 is fixedly connected to the bidirectional threaded rod 32, the surface of the bidirectional threaded rod 32 is provided with a square block 37, one side of the square block 37 is fixedly connected to the insertion rod 35, by providing the fastening device 3, the guide roller 2 and the wheel body 1 are convenient to disassemble and replace, the stability of the equipment is increased, and the maintenance steps of the equipment are reduced, the material of the insertion rod 35 and the square block 37 is ultra-high strength steel, and is installed by welding.

[0024] Preferably, a sliding groove is provided on one side of the guide roller 2 close to the square block 37, and the square block 37 is slidably connected to the sliding groove on one side of the guide roller 2. There are two square blocks 37, and the two square blocks 37 are arranged in a mirror-symmetrical manner. By setting the square blocks 37, it is convenient to cooperate with the insertion rod 35 to connect the guide roller 2 with the wheel body 1, thereby increasing the stability of the equipment and reducing the difficulty of using the equipment.

[0025] Preferably, a clamping block 31 is fixedly connected to the surface of the wheel shaft 5 , and an arc-shaped hole 36 is opened on the surface of the clamping block 31 .

[0026] In this embodiment, by providing the clamping block 31, it is convenient to cooperate with the inserting rod 35 to connect the guide roller 2 and the wheel body 1, thereby increasing the safety of the equipment and reducing the difficulty of operating the equipment.

[0027] Preferably, the surface of the square block 37 is provided with threads, the bidirectional threaded rod 32 is threadedly connected to the square block 37, and the insertion rod 35 is inserted into the arc hole 36. By setting the bidirectional threaded rod 32, it is easy to drive the square block 37 to move, thereby increasing the stability of the equipment and reducing the difficulty of operating the equipment.

[0028] Preferably, a protective device 4 is provided on one side of the wheel body 1 , and the protective device 4 includes a sealing ring 41 , which is provided on one side of the wheel body 1 , and an elastic band 42 is fixedly connected to one side of the sealing ring 41 , and a nut 43 is fixedly connected to one side of the elastic band 42 .

[0029] In this embodiment, by providing the protection device 4 , it is convenient to seal the connection between the wheel body 1 and the guide roller 2 , thereby increasing the safety of the equipment. The protection device 4 is provided on the opposite side of the fastening device 3 .

[0030] Preferably, a gasket 45 is fixedly connected to one side of the wheel body 1, and a limiting rod 44 is fixedly connected to the surface of the gasket 45. By setting the limiting rod 44, it is convenient to cooperate with the nut 43 to install the sealing ring 41 on the wheel body 1, thereby increasing the stability of the equipment and reducing the difficulty of operating the equipment.

[0031] Preferably, a thread is formed on the surface of the limiting rod 44 , and the nut 43 is threadedly connected to the limiting rod 44 .

[0032] In this embodiment: by setting the nut 43, it is convenient to cooperate with the limiting rod 44 to position the sealing ring 41, thereby increasing the usability of the device, facilitating installation, and improving the usability of the device. The sealing ring 41 is fastened and installed with the nut 43 and the limiting rod 44 by a universal screwdriver.

[0033] Working principle: By setting the fastening device 3, when the guide roller 2 is connected to the wheel body 1, the guide roller 2 is inserted into the wheel body 1, and then the knob 33 is turned, the knob 33 drives the bidirectional threaded rod 32 to rotate, and at the same time, the bidirectional threaded rod 32 drives the square block 37, the square block 37 slides under force and drives the insertion rod 35 to insert into the block 31 to complete the positioning, when the knob 33 is reversed, the bidirectional threaded rod 32 drives the square block 37 and the insertion rod 35 away from the block 31, at this time, the guide roller 2 can be pulled backwards to separate the guide roller 2 from the wheel body 1, and the wheel body 1 and the guide roller 2 can be easily aligned by setting the fastening device 3. The guide rollers 2 are connected to each other, which is convenient for maintenance of the equipment, reduces the disassembly steps of the equipment during maintenance, and increases the usability of the equipment. The sealing ring 41 is sleeved at the connection between the wheel body 1 and the guide roller 2. At this time, the nut 43 and the limiting rod 44 are sleeved, and the nut 43 is rotated to fix the nut 43 and the limiting rod 44. The limiting rod 44 can be separated from the nut 43 by reversing the nut 43. At this time, the sealing ring 41 can be removed. By setting the protective device 4, it is easy to seal the connection, reduce the problem of insensitive equipment guidance caused by dust entry, and improve the working efficiency of the equipment.

Claims

1. A hoisting machinery wheel guide shaft positioning device, comprising a wheel body (1) and a fastening device (3), characterized in that: A wheel axle (5) is installed on one side of the wheel body (1), a guide roller (2) is arranged on one side of the wheel body (1), the fastening device (3) is arranged on one side of the wheel axle (5), the fastening device (3) comprises a round sleeve (34), the round sleeve (34) is fixedly connected to one side of the guide roller (2), the surface of the round sleeve (34) is rotatably connected to a knob (33), the surface of the knob (33) is fixedly connected to a bidirectional threaded rod (32), the surface of the bidirectional threaded rod (32) is provided with a square block (37), and one side of the square block (37) is fixedly connected to an insertion rod (35).

2. A hoisting machinery wheel guide shaft positioning device according to claim 1, characterized in that: A sliding groove is provided on one side of the guide roller (2) close to the square block (37), and the square block (37) is slidably connected to the sliding groove on one side of the guide roller (2). There are two square blocks (37), and the two square blocks (37) are arranged in a mirror-symmetrical manner.

3. A hoisting machinery wheel guide shaft positioning device according to claim 1, characterized in that: A clamping block (31) is fixedly connected to the surface of the wheel shaft (5), and an arc-shaped hole (36) is opened on the surface of the clamping block (31).

4. A hoisting machinery wheel guide shaft positioning device according to claim 1, characterized in that: The surface of the square block (37) is provided with threads, the bidirectional threaded rod (32) is threadedly connected to the square block (37), and the insertion rod (35) is inserted into the arc-shaped hole (36).

5. The wheel guide shaft positioning device for a lifting machinery according to claim 1, characterized in that: A protective device (4) is provided on one side of the wheel body (1), the protective device (4) comprising a sealing ring (41), the sealing ring (41) being provided on one side of the wheel body (1), an elastic band (42) being fixedly connected to one side of the sealing ring (41), and a nut (43) being fixedly connected to one side of the elastic band (42).

6. A hoisting machinery wheel guide shaft positioning device according to claim 5, characterized in that: A gasket (45) is fixedly connected to one side of the wheel body (1), and a limiting rod (44) is fixedly connected to the surface of the gasket (45).

7. A hoisting machinery wheel guide shaft positioning device according to claim 6, characterized in that: The surface of the limiting rod (44) is provided with threads, and the nut (43) is threadedly connected to the limiting rod (44).

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