CN212353467U

CN212353467U - Heavy-load universal wheel

Info

Publication number: CN212353467U
Application number: CN202021453401.XU
Authority: CN
Inventors: 刘自云
Original assignee: Jiangsu Baocheng Heavy Industry Technology Co ltd
Current assignee: Jiangsu Baocheng Heavy Industry Technology Co ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-01-15
Anticipated expiration: 2030-07-21

Abstract

The utility model provides a heavy-load universal wheel, the wheel frame is made of high-strength structural steel materials, the wheel shaft is horizontally and fixedly arranged on the wheel frame, the wheel is rotationally connected with the wheel shaft through a bearing, the rotating shaft is vertically arranged on the wheel carrier, the inner ring of the plane thrust bearing is connected with the rotating shaft, the outer ring of the plane thrust bearing is fixedly connected with the wheel carrier, the cushion pad is sleeved on the periphery of the rotating shaft, the lower baffle plate of the cushion pad is arranged on the wheel carrier and is positioned at the lower end of the cushion pad, the baffle on the buffer pad is arranged on the wheel carrier, the baffle on the buffer pad is positioned at the upper end of the buffer pad, the universal wheel of the utility model is different from other universal wheels in large carrying capacity, large eccentricity, buffer function and the like, when multiple wheels are used simultaneously, the advantages of uniform wheel pressure, small steering resistance and the like are ensured, and the AGV is an optimal product for a multi-spool heavy-load AGV.

Description

Heavy-load universal wheel

Technical Field

The utility model relates to an universal wheel technical field refers in particular to a heavy load universal wheel.

Background

The AGV car is a transportation car equipped with an electromagnetic or optical automatic guiding device, capable of traveling along a predetermined guiding path, having safety protection and various transfer functions, and does not require a driver's transportation car in industrial application, and uses a rechargeable battery as its power source. Generally, the traveling route and behavior of the AVG trolley can be controlled by a computer, or the traveling route is established by using an electromagnetic track (electromagnetic path-following system), the electromagnetic track is adhered to the floor, the unmanned carrying vehicle moves and acts by depending on information brought by the electromagnetic track, the AVG trolley needs to use a universal wheel to improve the moving and steering effects of the AVG trolley in the running process, the existing universal wheel has small bearing capacity and eccentricity, the universal wheel does not have a buffering function, so that the AVG trolley shakes in the running process, the wheel is easy to break down due to uneven wheel pressure stress of the universal wheel, and the resistance is overlarge in the running process of the AVG trolley.

SUMMERY OF THE UTILITY MODEL

To above problem, the utility model provides a heavy load universal wheel, with the difference of other universal wheels lie in taking advantage of to carry that big, the eccentricity is big, have buffer function etc. ensure that the wheel pressure is even when many rounds are used simultaneously, advantage such as the resistance that turns to is little is the preferred product of many spool heavy load AGV vehicle.

In order to realize the purpose, the utility model discloses a technical scheme as follows:

a heavy-load universal wheel comprises a wheel carrier, a wheel shaft, a wheel, a rotating shaft, a cushion pad, a lower baffle of the cushion pad, an upper baffle of the cushion pad, a plane thrust bearing and an installation bolt; the wheel carrier is made of high-strength structural steel materials, the wheel shaft is horizontally and fixedly installed on the wheel carrier, the wheel is rotatably connected with the wheel shaft through a bearing, the rotating shaft is vertically installed on the wheel carrier, a cap is arranged at the upper end of the rotating shaft, the cap is fixedly installed at the upper end of the rotating shaft through an installation bolt and a vehicle, the inner ring of the plane thrust bearing is connected with the rotating shaft, the outer ring of the plane thrust bearing is fixedly connected on the wheel carrier, the buffer cushion is sleeved on the periphery of the rotating shaft, the lower baffle of the buffer cushion is installed on the wheel carrier, the lower baffle of the buffer cushion is located at the lower end of the buffer cushion, the upper baffle of the.

Preferably, the axle and shaft are turned and heat treated from steel 45.

Preferably, two sets of wheels are mounted on the axle.

Preferably, the lower end of the rotating shaft is provided with a copper sleeve, and the copper sleeve is rotatably connected with the wheel carrier.

Preferably, the copper sleeve is made of brass, and an internally carved lubricating oil groove is formed in the copper sleeve.

Preferably, the bumper pad is made of high-resilience polyurethane.

Preferably, baffle edge department is provided with annular baffle under the blotter, baffle structure is the same under the blotter with the blotter on the blotter, just baffle and the blotter under the blotter use the blotter as central symmetry distribution.

Preferably, the wheel is made of a hub made of high-strength structural steel with a polyurethane tire wrapped around it.

The utility model discloses beneficial effect:

the utility model discloses a wheel carrier is made by high strength structural steel material, effectively ensure the intensity of wheel carrier, be used for installing the shaft and with the gyration hub connection, shaft and gyration hub are number 45 steel turning and heat treatment form, effectively ensure the intensity of shaft and gyration hub, can install two sets of wheels on a set of wheel carrier, can effectively ensure that the wheel pressure is even, improve the bearing capacity of wheel, the lubrication groove that sets up in the copper sheathing is used for adding lubricating oil, improve the lubricated effect of copper sheathing, the blotter is made by high elastic polyurethane, can effectively improve the cushioning effect to the universal wheel, baffle and the blotter under baffle of the blotter on the blotter are central symmetry distribution with the blotter, baffle under the blotter of symmetry installation and the blotter on the blotter effectively play the effect of fixed centre gripping to; the utility model discloses the universal wheel lies in taking advantage of with the difference of other universal wheels that to carry greatly, the eccentricity is big, have buffer function etc. ensures that the wheel pressure is even when many rounds are used simultaneously, and the steering resistance advantage such as little is the preferred product of many spool heavy load AGV vehicle.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2 according to the present invention;

fig. 4 is a schematic side view of the present invention;

FIG. 5 is a schematic cross-sectional view taken along line B-B of FIG. 4 according to the present invention;

in the figure: 1. a wheel carrier; 2. a wheel axle; 3. a wheel; 4. a rotating shaft; 5. a copper sleeve; 6. a cushion pad; 7. a cushion lower baffle; 8. a baffle plate is arranged on the buffer pad; 9. a planar thrust bearing; 10. and (6) installing a bolt.

Detailed Description

The technical solution of the present invention will be described below with reference to the accompanying drawings and examples.

As shown in fig. 1 to 5, the heavy-duty universal wheel of the present invention comprises a wheel carrier 1, a wheel shaft 2, a wheel 3, a rotating shaft 4, a cushion pad 6, a cushion pad lower baffle 7, a cushion pad upper baffle 8, a plane thrust bearing 9 and a mounting bolt 10; the wheel carrier 1 is made of high-strength structural steel materials, the wheel shaft 2 is horizontally and fixedly installed on the wheel carrier 1, the wheel 3 is rotatably connected with the wheel shaft 2 through a bearing, the rotating shaft 4 is vertically installed on the wheel carrier 1, a cap is arranged at the upper end of the rotating shaft 4, the cap at the upper end of the rotating shaft 4 is fixedly installed on a vehicle through an installing bolt 10, the inner ring of the plane thrust bearing 9 is connected with the rotating shaft 4, the outer ring of the plane thrust bearing 9 is fixedly connected onto the wheel carrier 1, the buffer cushion 6 is sleeved on the periphery of the rotating shaft 4, the lower baffle 7 of the buffer cushion is installed on the wheel carrier 1, the lower baffle 7 of the buffer cushion is located at the lower end of the buffer cushion 6, the upper baffle 8 of the buffer cushion is installed.

Specifically, the axle 2 and the rotating shaft 4 are formed by turning No. 45 steel and performing heat treatment, so that the strength of the axle 2 and the strength of the rotating shaft 4 are effectively ensured.

Specifically, two sets of wheels 3 are installed on the wheel shaft 2, and two sets of wheels 3 can be installed on one set of wheel carrier 1, so that the wheel pressure can be effectively ensured to be uniform, and the bearing capacity of the wheels can be improved.

Specifically, the lower end of the rotating shaft 4 is provided with a copper sleeve 5, the copper sleeve 5 is rotatably connected with the wheel carrier 1, and the arrangement of the copper sleeve 5 improves the protection effect on the rotating shaft 4.

Specifically, copper sheathing 5 is made by brass, be provided with interior carving lubricant groove in the copper sheathing 5, the lubricant groove that sets up in the copper sheathing 5 is used for adding lubricating oil, improves the lubricated effect of copper sheathing.

Specifically, the buffer pad 6 is made of high-elasticity polyurethane, so that the buffer effect on the universal wheel can be effectively improved.

Specifically, 7 edges of baffle under the blotter are provided with annular baffle, baffle 7 structures under 8 structures of baffle and the blotter on the blotter are the same, just baffle 7 uses under 8 and the blotter of baffle on the blotter to distribute as central symmetry, and baffle 7 and the blotter of symmetry installation baffle 8 effectively play the effect of fixed centre gripping to the blotter under 7 and the blotter.

Specifically, the wheel 3 is formed by wrapping a polyurethane tire on a hub made of high-strength structural steel.

The utility model discloses a wheel carrier 1 is made by high strength structure steel material, effectively ensure the intensity of wheel carrier 1, be used for installing shaft 2 and be connected with revolving axle 4, shaft 2 and revolving axle 4 are 45 steel turning and carry out the thermal treatment and form, effectively ensure the intensity of shaft 2 and revolving axle 4, can install two sets of wheels 3 on a set of wheel carrier 1, can effectively ensure that the wheel pressure is even, improve the bearing capacity of wheel, the lubrication groove that sets up in the copper sheathing 5 is used for adding lubricating oil, improve the lubricated effect of copper sheathing, blotter 6 is made by high-elastic polyurethane, can effectively improve the cushioning effect to the universal wheel, baffle 7 uses blotter 6 to be central symmetric distribution under baffle 8 and the blotter on the blotter, baffle 7 and the blotter on the blotter of symmetry installation baffle 8 effectively play the effect of fixed centre gripping to.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only for convenience of description and simplification of description, but not for indicating or implying that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. A heavy-load universal wheel is characterized in that: comprises a wheel carrier (1), a wheel shaft (2), wheels (3), a rotating shaft (4), a cushion pad (6), a lower baffle plate (7) of the cushion pad, an upper baffle plate (8) of the cushion pad, a plane thrust bearing (9) and a mounting bolt (10); the wheel carrier (1) is made of high-strength structural steel materials, the wheel shaft (2) is horizontally and fixedly installed on the wheel carrier (1), the wheel (3) is rotatably connected with the wheel shaft (2) through a bearing, the rotating shaft (4) is vertically installed on the wheel carrier (1), a cap is arranged at the upper end of the rotating shaft (4), the cap at the upper end of the rotating shaft (4) is fixedly installed on a vehicle through an installing bolt (10), the inner ring of the plane thrust bearing (9) is connected with the rotating shaft (4), the outer ring of the plane thrust bearing (9) is fixedly connected on the wheel carrier (1), the buffer cushion (6) is sleeved on the periphery of the rotating shaft (4), the lower baffle (7) of the buffer cushion is installed on the wheel carrier (1), the lower baffle (7) of the buffer cushion is located at the lower end of the buffer cushion (6), and the upper baffle (8) of the, the upper baffle (8) of the buffer cushion is positioned at the upper end of the buffer cushion (6).

2. The heavy-duty universal wheel according to claim 1, wherein: the wheel shaft (2) and the rotating shaft (4) are formed by turning No. 45 steel and performing heat treatment.

3. The heavy-duty universal wheel according to claim 1, wherein: two groups of wheels (3) are arranged on the wheel shaft (2).

4. The heavy-duty universal wheel according to claim 1, wherein: the lower end of the rotating shaft (4) is provided with a copper sleeve (5), and the copper sleeve (5) is rotatably connected with the wheel carrier (1).

5. The heavy-duty universal wheel according to claim 4, wherein: the copper bush (5) is made of brass, and an internal-etching lubricating oil groove is formed in the copper bush (5).

6. The heavy-duty universal wheel according to claim 1, wherein: the buffer pad (6) is made of high-elasticity polyurethane.

7. The heavy-duty universal wheel according to claim 1, wherein: baffle (7) edge is provided with annular baffle under the blotter, baffle (8) structure is the same with baffle (7) structure under the blotter on the blotter, just baffle (8) and blotter on the blotter baffle (7) use blotter (6) as central symmetry distribution.

8. The heavy-duty universal wheel according to claim 1, wherein: the wheel (3) is formed by wrapping a polyurethane tire on a hub made of high-strength structural steel.