Adjustable carrier roller support

Abstract

The utility model discloses an adjustable carrier roller support which comprises a base and a top plate, a movable plate is arranged between the base and the top plate, two through grooves are formed in the movable plate, the two through grooves are symmetrically arranged, supporting plates are connected into the two through grooves in a sliding mode, placing grooves are formed in the upper ends of the two supporting plates, and the two placing grooves are connected with the movable plate in a sliding mode. Adjusting mechanisms used for adjusting the two supporting plates are arranged on the moving plates, the adjusting mechanisms comprise gears rotationally connected to the lower ends of the moving plates, racks are fixedly connected to the opposite ends of the two moving plates, and the two racks are engaged with the two sides of the gears correspondingly; and a moving mechanism for moving the moving plate is arranged on the base. The supporting device is reasonable in structure, the distance between the two supporting plates is adjusted by arranging the adjusting mechanism, supporting rollers with different widths can be supported conveniently, and the application range of the supporting device can be greatly widened.

Description

Technical Field

[0001] The utility model relates to the technical field of roller supports, in particular to an adjustable roller support. Background Art

[0002] Belt conveyors are widely used in the coal mining, production, transportation and processing of coal mines. They have the characteristics of large transportation volume, complex working environment, strong carrying capacity and long transportation distance.

[0003] During the use of the roller bracket, it is necessary to install the two rollers on the conveyor belt onto the roller brackets on both sides respectively to provide support for the rollers. However, traditional roller brackets have major defects. For example, it is very inconvenient to adjust the traditional roller brackets, and most of the traditional roller brackets are not convenient for adjusting the support width. It is inconvenient to support rollers of different widths. Therefore, the utility model proposes an adjustable roller bracket. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and to propose an adjustable roller bracket, which can adjust the distance between two support plates by setting an adjustment mechanism, so as to facilitate the support of rollers of different widths and greatly improve the application range of the device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] The cam is provided with two through grooves, and the two through grooves are symmetrically arranged. Support plates are slidably connected in the two through grooves. A placement groove is provided at the upper ends of the two support plates. An adjustment mechanism for adjusting the two support plates is provided on the movable plate. The adjustment mechanism includes a gear rotatably connected to the lower end of the movable plate, and racks are fixedly connected to the opposite ends of the two movable plates, and the two racks are respectively meshed with the two sides of the gear. A movable mechanism for moving the movable plate is provided on the base.

[0007] Preferably, the moving mechanism comprises a threaded rod rotatably connected between the base and the top plate, and the threaded rod passes through the moving plate and is threadedly connected thereto.

[0008] Preferably, a cavity is opened inside the base, a second motor is installed in the cavity, and the output shaft end of the second motor is fixedly connected to the lower end of the threaded rod.

[0009] Preferably, a first motor is fixedly connected to the upper end of the movable plate, and a terminal end of an output shaft of the first motor is fixedly connected to the axis of the gear.

[0010] Preferably, a cross bar is fixedly connected between the inner walls at both ends of the two through grooves, and the cross bar passes through the two support plates and is slidably connected thereto.

[0011] Preferably, a limiting rod is fixedly connected between the base and the top plate, and the limiting rod passes through the movable plate and is slidably connected thereto.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. By setting an adjustment mechanism, the output shaft of the first motor is driven to rotate, which drives the gear to rotate, thereby driving the meshing racks on both sides to move, and driving the support plates on both sides to move toward the middle, so as to adjust the distance between the two support plates, which can facilitate the support of rollers of different widths and greatly improve the application range of the device.

[0014] 2. By setting up a moving mechanism, the output shaft of the second motor is driven to rotate, which drives the threaded rod to rotate, drives the moving plate threadedly connected thereto to move, thereby driving the support plates on both sides to move, thereby realizing the adjustment of the height of the moving plate and the support plate, and can adjust the height of the roller, thereby greatly improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural schematic diagram of an adjustable roller support proposed by the utility model;

[0016] Figure 2 A three-dimensional diagram of an adjustable roller support proposed by the utility model;

[0017] Figure 3 This is a bottom-up stereoscopic view of an adjustable roller support proposed by the utility model;

[0018] Figure 4 for Figure 2 A magnified view of the structure in Figure 2.

[0019] In the figure: 1 base, 2 cavity, 3 moving plate, 4 threaded rod, 5 top plate, 6 limit rod, 7 support plate, 8 first motor, 9 through slot, 10 second motor, 11 cross bar, 12 rack, 13 gear. DETAILED DESCRIPTION

[0020] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation of the utility model is described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific implementation disclosed below.

[0021] Reference Figure 1-4 An adjustable roller bracket includes a base 1 and a top plate 5, a movable plate 3 is arranged between the base 1 and the top plate 5, and two through grooves 9 are provided on the movable plate 3. The two through grooves 9 are symmetrically arranged, and support plates 7 are slidably connected in the two through grooves 9. The upper ends of the two support plates 7 are provided with placement grooves.

[0022] In the utility model, an adjusting mechanism for adjusting the two supporting plates 7 is provided on the movable plate 3, the adjusting mechanism includes a gear 13 rotatably connected to the lower end of the movable plate 3, and racks 12 are fixedly connected to the opposite ends of the two movable plates 3. The upper end of the movable plate 3 is fixedly connected to the first motor 8, and the end of the output shaft of the first motor 8 is fixedly connected to the axis of the gear 13. A cross bar 11 is fixedly connected between the inner walls at both ends of the two through grooves 9. The cross bar 11 passes through the two supporting plates 7 and is slidably connected thereto. The cross bar 11 is vertically arranged and passes through the movable plate 3 to limit the movable plate 3, which can greatly improve the stability of the movable plate 3 during movement. The racks 12 on both sides are respectively arranged on both sides of the gear 13 and mesh with the two sides of the gear 13. When the gear 13 rotates, the racks 12 on both sides will move in opposite directions.

[0023] In the utility model, two racks 12 are respectively meshed with the two sides of the gear 13, and a moving mechanism for moving the moving plate 3 is provided on the base 1, and the moving mechanism includes a threaded rod 4 rotatably connected between the base 1 and the top plate 5, the threaded rod 4 passes through the moving plate 3 and is threadedly connected thereto, a cavity 2 is opened inside the base 1, and a second motor 10 is installed in the cavity 2, and the end of the output shaft of the second motor 10 is fixedly connected to the lower end of the threaded rod 4, and a limiting rod 6 is fixedly connected between the base 1 and the top plate 5, and the limiting rod 6 passes through the moving plate 3 and is slidably connected thereto, and both ends of the cavity 2 extend outside the base 1, which can greatly improve the heat dissipation effect of the second motor 10 and avoid damage due to high temperature, and the limiting rod 6 is horizontally arranged and passes through the support plates 7 on both sides, so as to limit the support plates 7 and improve the stability of the support plates 7 on both sides during movement.

[0024] When the utility model is used, first measure the width of the roller to be placed, then drive the output shaft of the first motor 8 to rotate, drive the gear 13 to rotate, drive the racks 12 on both sides meshing with it to move, thereby driving the support plates 7 on both sides to move in opposite directions, so as to adjust the spacing between the two support plates 7, so as to facilitate the support of rollers of different widths. After the adjustment is completed, the rollers are placed in the placement grooves on the two support plates 7;

[0025] When the height of the roller needs to be adjusted, the output shaft of the second motor 10 is driven to rotate, which drives the threaded rod 4 to rotate, thereby driving the movable plate 3 threadably connected to it to move, and then drives the support plates 7 on both sides to move, and drives the rollers on the support plates 7 to move, so as to adjust the height of the roller for easy use.

[0026] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An adjustable roller support, comprising a base (1) and a top plate (5), It is characterized in that A movable plate (3) is arranged between the base (1) and the top plate (5), and two through grooves (9) are provided on the movable plate (3), and the two through grooves (9) are symmetrically arranged. Support plates (7) are slidably connected in the two through grooves (9), and the upper ends of the two support plates (7) are provided with placement grooves. An adjustment mechanism for adjusting the two support plates (7) is arranged on the movable plate (3), and the adjustment mechanism comprises a gear (13) rotatably connected to the lower end of the movable plate (3). The opposite ends of the two movable plates (3) are fixedly connected with racks (12), and the two racks (12) are respectively meshed with two sides of the gear (13). The base (1) is provided with a moving mechanism for moving the movable plate (3).

2. An adjustable roller support according to claim 1, It is characterized in that The moving mechanism comprises a threaded rod (4) rotatably connected between the base (1) and the top plate (5); the threaded rod (4) passes through the moving plate (3) and is threadedly connected thereto.

3. The adjustable roller support according to claim 2, It is characterized in that A cavity (2) is provided inside the base (1), a second motor (10) is installed in the cavity (2), and the output shaft end of the second motor (10) is fixedly connected to the lower end of the threaded rod (4).

4. An adjustable roller support according to claim 3, It is characterized in that The upper end of the movable plate (3) is fixedly connected to a first motor (8), and the output shaft end of the first motor (8) is fixedly connected to the axis of the gear (13).

5. The adjustable roller support according to claim 4, It is characterized in that A cross bar (11) is fixedly connected between the inner walls at both ends of the two through slots (9), and the cross bar (11) passes through the two support plates (7) and is slidably connected thereto.

6. The adjustable roller support according to claim 5, It is characterized in that A limiting rod (6) is fixedly connected between the base (1) and the top plate (5), and the limiting rod (6) passes through the movable plate (3) and is slidably connected thereto.

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