Economical adjustable walking wheel box

Abstract

The utility model discloses an economical adjustable walking wheel box which is provided with a wheel box shell, a walking wheel is installed in the wheel box shell, bearings are installed at the two ends of a wheel shaft of the walking wheel, the bearings are clamped and arranged through bearing plates arranged on the corresponding sides, and the bearing plates are installed on the corresponding side faces of the wheel box shell through bearing plate fasteners. The bearing plates located on the two sides of the roller box shell are each provided with an oil injection nozzle, and each bearing plate is further provided with a bearing adjusting structure. The local structure of an existing walking wheel box is improved, and the walking wheel box is compact in overall structure, stable and smooth in operation, convenient to install and maintain, high in bearing capacity and high in stability. Meanwhile, the adjustability is high, installation errors caused by machining errors can be effectively reduced, matching of the bearing is accurate, rotation is stable and flexible, and the service life of the bearing is greatly prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of walking mechanical structures, in particular to an economical adjustable walking wheel box. Background Art

[0002] In the modern logistics and warehousing industry, the proportion of automated equipment has become increasingly higher, especially for large logistics and warehousing companies. Many of them use modern automated equipment to carry out various automated transportation and sorting of goods on storage shelves. A large number of stacking equipment will be used, such as large stackers. During the operation of the stacker, its walking part uses a walking wheel box for walking. The currently designed walking wheel box has a relatively large load capacity. After running for a period of time, many parts of it will become loose and have varying degrees of wear. Therefore, they need to be replaced or maintained in time, otherwise it will affect its walking accuracy, and then affect the safe and stable operation of the stacker. Utility Model Content

[0003] The purpose of the utility model is to provide an economical adjustable traveling wheel box in view of the above situation. The traveling wheel box is improved in local structure so that the carrying capacity of the entire traveling wheel box is stronger and the maintenance and replacement are more convenient.

[0004] The specific scheme of the utility model is: an economical adjustable traveling wheel box, which has a wheel box shell, a traveling wheel is installed in the wheel box shell, and bearings are installed at both ends of the wheel axle of the traveling wheel. The bearings are clamped and placed by bearing plates arranged on the corresponding sides, and the bearing plates are installed on the corresponding sides of the wheel box shell through bearing plate fasteners; an oiling nozzle is respectively provided on the bearing plates on both sides of the wheel box shell, and a bearing adjustment structure is also provided on each bearing plate.

[0005] Furthermore, the bearing adjustment structure described in the utility model includes a bearing plate adjustment screw and a bearing adjustment screw installed on the corresponding bearing plate, wherein the bearing plate adjustment screw is used to adjust the corresponding distance between the bearing plate and the bearing, and the bearing adjustment screw is placed on the bearing plate. The front end of the bearing adjustment screw is also topped with a bearing adjustment gasket, which is supported by the front end of the bearing adjustment screw, and the bearing adjustment gasket is mounted on the outer end face of the corresponding bearing.

[0006] Furthermore, a sealing cover is provided on the inner end surface of the bearing in the utility model, and the sealing cover prevents the lubricating oil on the bearing from splashing out.

[0007] Furthermore, the wheel box housing in the utility model is composed of a left box body and a right box body, the upper sides of the left box body and the right box body are connected as a whole through a connecting plate and box body fasteners, and the bottom of the wheel box housing is open.

[0008] Furthermore, the bottoms of the left box body and the right box body in the present utility model are both arranged in an arc shape for shielding the traveling wheels.

[0009] Furthermore, the cover in the present utility model is in a disc shape made of wear-resistant steel sheets. A perforation for the wheel axle of the traveling wheel to pass through is arranged in the middle of the cover, and a bending baffle is arranged around the edge of the cover.

[0010] The present utility model is a local structural improvement of the existing traveling wheel box. Its overall structure is compact, the operation is stable and smooth, the installation and maintenance are convenient, the load-bearing capacity is strong, and the stability is high. At the same time, its adjustability is high, which can effectively reduce the installation error caused by processing errors, make the bearing fit accurately, rotate smoothly and flexibly, and greatly extend the service life of the bearing. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 is the schematic structural diagram in the main view direction of the present utility model;

[0012] Figure 2 is the schematic structural diagram in the top view direction of the present utility model;

[0013] Figure 3 is the schematic structural diagram in the side view direction of the present utility model.

[0014] In the figure: 1 - connecting plate, 2 - right box body, 3 - bearing adjusting screw, 4 - bearing plate adjusting screw, 5 - bearing plate fastener, 6 - bearing plate, 7 - arc shape, 8 - traveling wheel, 9 - left box body, 10 - box body fastener, 11 - bearing adjusting gasket, 12 - bearing, 13 - cover, 14 - grease nipple. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0015] Next, the technical solutions of the present utility model will be clearly and completely described in conjunction with the drawings of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the protection scope of the present utility model. In the description of the present utility model, it should be noted that the terms "upper", "lower", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the product of the present utility model is usually placed during use. It is only for the convenience of describing the present utility model or simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed or operated in a specific orientation, and therefore should not be construed as a limitation of the present utility model.

[0016] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0017] See also Figures 1 to 3 The utility model is an economical adjustable walking wheel box, which has a wheel box shell. Further, the wheel box shell in the utility model is composed of a left box body 9 and a right box body 2, the upper surfaces of the left box body and the right box body are connected as a whole by a connecting plate 1 and a box body fastener 10, and the bottom of the wheel box shell is open; further, the bottoms of the left box body and the right box body in the utility model are both arranged in an arc shape 7 for shielding the walking wheel; a walking wheel 8 is arranged in the wheel box shell, and bearings 12 are arranged at both ends of the wheel axle of the walking wheel, and the bearings are clamped and placed by bearing plates 6 arranged on the corresponding sides, and the bearing plates are installed on the corresponding sides of the wheel box shell by bearing plate fasteners 5; an oiling nozzle 14 is respectively arranged on the bearing plates on both sides of the wheel box shell, and a bearing adjustment structure is also arranged on each bearing plate. Furthermore, the bearing adjustment structure described in the utility model includes a bearing plate adjustment screw 4 and a bearing adjustment screw 3 installed on the corresponding bearing plate, wherein the bearing plate adjustment screw is used to adjust the distance between the corresponding bearing plate and the bearing, and the bearing adjustment screw is placed on the bearing plate, and the front end of the bearing adjustment screw is also topped with a bearing adjustment gasket 11, which is supported by the front end of the bearing adjustment screw, and the bearing adjustment gasket is attached to the outer end face of the corresponding bearing. Further, a cover 13 is also provided on the inner end face of the bearing described in the utility model, and the cover prevents the lubricating oil on the bearing from splashing out. Further, the cover described in the utility model is a disc shape made of wear-resistant steel sheet, and a through hole is provided in the middle of the cover for the walking wheel axle to pass through, and a bending baffle is provided around the edge of the cover.

[0018] Working principle: The left box body and the right box body are assembled and fixed through a connecting plate and box body fasteners. The pin hole on the left box body and the pin on the right box body cooperate with each other to position the box body and ensure the relevant dimensions on the box body. The walking wheels (main / slave) are installed in the wheel box housing through bearings. The bearings are installed on the bearing plates. The bearings can be adjusted through bearing adjustment screws to adapt to the actual internal dimensions. A cover is arranged between the bearings and the walking wheels (main / slave) to prevent the lubricating oil on the bearings from splashing out. A bearing adjustment shim is arranged between the bearings and the bearing plates. The installation dimension of the bearings can be adjusted by trimming the thickness of the adjustment shim to avoid installation errors caused by machining errors of the left box body, the right box body or the bearing plates. The bearing plates are installed on the sides of the left box body and the right box body and fixed with bearing plate fasteners. The installation dimension of the bearing plates can be adjusted through bearing plate adjustment screws to reduce installation errors caused by machining errors. The left box body and the right box body are provided with oil filling nozzles to facilitate lubricating the bearings and extend the service life of the bearings.

[0019] Through the above several adjustments, the installation errors caused by machining errors can be effectively reduced, enabling the walking wheels to rotate smoothly. During the use process, continuous adjustment is also possible, greatly increasing the service efficiency and service life of the wheel box and enhancing the stability of the wheel box. While reducing costs, it is convenient to replace the bearings when they reach the service life or are damaged.

[0020] The utility model makes local structural improvements to the existing walking wheel box. Its overall structure is compact, the operation is smooth, the installation and maintenance are convenient, the load-bearing capacity is strong, and the stability is high. At the same time, its adjustability is high, which can effectively reduce the installation errors caused by machining errors, making the bearing fit precisely and rotate smoothly and flexibly, greatly extending the service life of the bearings.

Claims

1. An economical adjustable walking wheel box, characterized in that: It has a wheel box shell, in which a running wheel is installed, and bearings are installed at both ends of the wheel axle of the running wheel. The bearings are clamped and placed through bearing plates arranged on the corresponding sides, and the bearing plates are installed on the corresponding sides of the wheel box shell through bearing plate fasteners; an oiling nozzle is respectively provided on the bearing plates on both sides of the wheel box shell, and each bearing plate is also provided with a bearing adjustment structure.

2. The economic adjustable walking wheel box according to claim 1, characterized in that: The bearing adjustment structure includes a bearing plate adjustment screw and a bearing adjustment screw installed on the corresponding bearing plate, wherein the bearing plate adjustment screw is used to adjust the corresponding distance between the bearing plate and the bearing, and the bearing adjustment screw is placed on the bearing plate. The front end of the bearing adjustment screw is also topped with a bearing adjustment gasket, which is supported by the front end of the bearing adjustment screw, and the bearing adjustment gasket is mounted on the outer end face of the corresponding bearing.

3. The economic adjustable walking wheel box according to claim 1, characterized in that: A sealing cover is also arranged on the inner end surface of the bearing to prevent the lubricating oil on the bearing from splashing out.

4. An economical adjustable walking wheel box according to claim 1, characterized in that: The wheel box housing is composed of a left box body and a right box body. The upper surfaces of the left box body and the right box body are connected into one by a connecting plate and a box body fastener, and the bottom of the wheel box housing is open.

5. The economic adjustable walking wheel box according to claim 4, characterized in that: The bottoms of the left box body and the right box body are both arranged in an arc shape for shielding the running wheels.

6. The economic adjustable walking wheel box according to claim 3, characterized in that: The cover is in the shape of a disc made of wear-resistant steel sheet, a through hole for the travel wheel axle to pass through is arranged in the middle of the cover, and a bending baffle is arranged around the edge of the cover.

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