Mecanum wheel mounting tool

Abstract

The utility model discloses a Mecanum wheel installation tool and belongs to the technical field of tool jigs, assembly of Mecanum wheels is assisted through installation work, assembly convenience can be improved, assembly efficiency can be improved, the Mecanum wheel installation tool comprises a base, and a supporting shaft is vertically arranged above the base; the turntable is coaxially arranged with the supporting shaft, and is horizontally and rotatably arranged at the upper end part of the supporting shaft around the axis; the limiting assembly is arranged below the rotating disc and comprises a rigid rod arranged in a vertical guiding mode, a friction plate arranged at the upper end of the rigid rod and an elastic piece arranged between the friction plate and the supporting shaft, the rotating disc is provided with a friction face which is located above the friction plate and faces the friction plate, and the elastic piece can provide upward elastic force for the friction plate.

Description

TECHNICAL FIELD

[0001] The utility model relates to tooling jig technical field especially relates to a kind of Mecanum wheel installation tooling. BACKGROUND

[0002] Because it can realize the function of horizontal movement, advance and retreat, oblique and in situ steering, it is very convenient to use, thus, it is applied on the chassis of transfer lift truck and other vehicles needing frequent steering, and can improve the working efficiency of vehicle.

[0003] The structure of the Mecanum wheel includes an assembled rim and a plurality of rolling elements arranged on the rim. The assembled rim includes two rim frames that are detachably fixedly connected. During assembly, the rim needs to be rotated to sequentially install the plurality of rolling elements on the rim. UTILITY MODEL CONTENT

[0004] The utility model aims to provide a kind of Mecanum wheel installation tooling, the assembly of Mecanum wheel is used, to improve the assembly convenience, improve assembly efficiency.

[0005] To achieve the above-mentioned purpose, the technical scheme of the utility model is as follows: a kind of Mecanum wheel installation tooling, comprising:

[0006] a base vertically provided with a support shaft at the top;

[0007] a turntable coaxially arranged with the support shaft and horizontally rotatable around the axis and arranged at the upper end of the support shaft;

[0008] a limiting assembly arranged below the turntable, including a rigid rod arranged vertically, a friction plate arranged at the upper end of the rigid rod, and an elastic element arranged between the friction plate and the support shaft, the turntable is provided with a friction surface above the friction plate and facing the friction plate, and the elastic element can provide an upward elastic force to the friction plate.

[0009] Further, the limiting assembly further includes a rigid arm, one end of the rigid arm is pivotally connected with the base, and the middle region is drivingly connected with the lower end of the rigid rod.

[0010] Further, the middle region of the rigid arm and the lower end of the rigid rod are horizontally provided with a second shaft at one of them, and the other is provided with a strip-shaped hole matched with the second shaft, the axis of the second shaft is perpendicular to the rigid arm, and the second shaft extends into the strip-shaped hole.

[0011] Further, the rigid arm is rotatably connected with the base through a first shaft, and the second shaft is parallel to the first shaft.

[0012] Further, the other end of the rigid arm is provided with a pedal.

[0013] Further, a guide is arranged on the outer side wall of the support shaft, and a guide hole is arranged on the guide and guided with the rigid rod; the elastic member is a compression spring sleeved on the outer side of the rigid rod, and the two ends of the compression spring are respectively abutted with the friction plate and the guide.

[0014] Further, the connecting sleeve is coaxially arranged with the rotating disc, the lower end of the connecting sleeve is connected with the friction disc, the friction surface is the lower surface of the friction disc, and the connecting sleeve is rotationally and axially movably matched with the upper end of the support shaft.

[0015] Further, at least one threaded hole is arranged on the rotating disc at a position different from the center.

[0016] Compared with the prior art, the utility model discloses a kind of mecanum wheel installation tool, which has the following beneficial effects: the assembly of mecanum wheel is assisted by installation tool, the rim of mecanum wheel is coaxially arranged above rotating disc, then each rolling element is assembled, when assembling rolling element, friction plate and friction surface contact rotating disc and limit rotating disc, rotating disc does not rotate randomly, so that the assembly of rolling element is facilitated, when the next rolling element is assembled, rigid rod is driven to move downwards to make friction plate and friction surface separate, then rotating rim rotates under the action of friction, rotating rim drives rotating disc to rotate synchronously, after rotating to appropriate angle, release rigid rod, make friction plate and friction surface contact again to limit rotating disc, then the next rolling element is installed, so reciprocate, until the assembly of multiple rolling elements is completed, the assembly of mecanum wheel is assisted by installation work, the convenience of assembly can be improved, and assembly efficiency is improved. ACCURACY OF DRAWINGS

[0017] Figure 1 It is the overall structure schematic of the utility model discloses a kind of mecanum wheel installation tool Figure 1 .

[0018] Figure 2 It is the overall structure schematic of the utility model discloses a kind of mecanum wheel installation tool Figure 2 .

[0019] Figure 3 It is the bottom structure schematic of the utility model discloses a kind of mecanum wheel installation tool.

[0020] Figure 4 It is the side structure schematic of the utility model discloses a kind of mecanum wheel installation tool.

[0021] Figure 5 It is the top structure schematic of the utility model discloses a kind of mecanum wheel installation tool Figure 3 .

[0022] Figures 1-5 It is the section structure schematic of the utility model discloses a kind of mecanum wheel installation tool at A-A.

[0023] In the figure: 3, limit assembly; 30, rigid arm; 301, strip-shaped hole; 31, first shaft; 32, pedal; 33, rigid rod; 330, connecting lug plate; 331, second shaft; 332, guide; 34, compression spring; 35, friction plate; 4, base; 40, support shaft; 400, stepped shaft end; 401, first limiting piece; 5, rotating disc; 50, connecting sleeve; 501, second limiting piece; 52, friction disc; 53, positioning bolt; 54, threaded hole; 6, bearing. DETAILED DESCRIPTION

[0024] The utility model will be explained in further detail in combination with the drawings. The drawings are simplified schematic diagrams, and only schematically illustrate the basic structure of the utility model, so that only the structures related to the utility model are shown.

[0025] Please refer to Figures 1-4 As a specific embodiment, the application provides a Mecanum wheel mounting tool, which comprises:

[0026] The base 4 is vertically provided with a support shaft 40 on the upper side;

[0027] The rotating disc 5 is coaxially arranged with the support shaft 40 and is horizontally arranged on the upper end of the support shaft 40.

[0028] The limit assembly 3 is arranged below the rotating disc 5 and comprises a rigid rod 33 arranged vertically, a friction plate 35 arranged on the upper end of the rigid rod 33, and an elastic piece arranged between the friction plate 35 and the support shaft 40. The rotating disc 5 is provided with a friction surface above the friction plate 35 and facing the friction plate 35. The elastic piece can provide an upward elastic force to the friction plate 35.

[0029] As a specific embodiment, the specific structure of the installation tool provided by the application is that the installation tool comprises a base 4, the base 4 is a disc-shaped structure, is used for being placed on the ground to provide support, a rigid support shaft 40 is vertically arranged at the center position of the base 4, the upper end of the support shaft 40 is rotationally arranged with a rotating disc 5, the rotating disc 5 is coaxially arranged with the support shaft 40, the radial dimension of the rotating disc 5 is smaller than the radial dimension of the base 4, a limiting assembly 3 is arranged above the base 4 and below the rotating disc 5, the limiting assembly 3 comprises a rigid rod 33 which is vertically arranged in a guide manner and a friction plate 35 and an elastic member which are arranged at the upper end of the rigid rod 33, in an initial state, the elastic member provides elastic force for the friction plate 35 to abut against a friction surface on the rotating disc 5, thereby limiting the rotating disc 5, when a downward force is applied to the rigid rod 33 to separate the friction plate 35 from the friction surface, the rotating disc 5 can be freely rotated, when the Mecanum wheel is assembled, the rim of the Mecanum wheel is coaxially arranged with the rotating disc 5 above the rotating disc 5, and then the rolling members are assembled one by one, when the rolling members are assembled, the friction plate 35 is in contact with the friction surface to limit the rotating disc 5, and the rotating disc 5 cannot be rotated at will, thereby facilitating the assembly of the rolling members, when the next rolling member is assembled, the rigid rod 33 can be driven to move downward to separate the friction plate 35 from the friction surface, then the rim is rotated, and under the action of the friction force, the rim drives the rotating disc 5 to rotate synchronously, after the rim is rotated to a proper angle, the rigid rod 33 is released, the friction plate 35 is in contact with the friction surface again to limit the rotating disc 5, then the next rolling member is installed, and the process is repeated until the plurality of rolling members are assembled, the installation tool can assist the assembly of the Mecanum wheel, can improve the convenience of assembly and improve the assembly efficiency.

[0030] Further, as a specific embodiment, referring to Figure 1 , the limiting assembly 3 further comprises a rigid arm 30, one end of the rigid arm 30 is pivotally connected with the base 4, and the middle region of the rigid arm 30 is drivingly connected with the lower end of the rigid rod 33.

[0031] Specifically, by arranging the rigid arm 30, one end of the rigid arm 30 is pivotally connected with the base 4, and the middle region of the rigid arm 30 is drivingly connected with the lower end of the rigid rod 33, when it is needed to drive the rigid rod 33 to move downward, the other end of the rigid arm 30 can be pressed downward, the rigid rod 33 is driven to move downward under the action of the lever, and the driving of the rigid rod 33 is facilitated, and the rigid arm 30 can also save labor under the action of the lever.

[0032] Further, as a specific embodiment, referring to Figure 4 , Figure 6 , the middle region of the rigid arm 30 and the lower end of the rigid rod 33 are horizontally provided with a second shaft 331 and a strip-shaped hole 301 which is matched with the second shaft 331, respectively, the axis line of the second shaft 331 is perpendicular to the rigid arm 30, and the second shaft 331 extends into the strip-shaped hole 301.

[0033] Specifically, as an implementation form, the rigid arm 30 comprises a bent end portion bent downward, a lower end portion of the bent end portion is connected with the base 4, a middle region connected with the bent portion is provided with a strip-shaped hole 301 in the length direction, a lower end portion of the rigid rod 33 is threadedly connected with an ear plate, the ear plate is provided with a second shaft 331, the other end of the rigid arm 30 is provided with a pedal 32. Through the above arrangement, during work, the rigid rod 33 can be driven by stepping on the pedal 32, and the assembly personnel can perform assembly work by foot and hand, thereby improving the assembly efficiency.

[0034] Further, as a specific implementation form, the rigid arm 30 is rotationally connected with the base 4 through the first shaft 31, and the second shaft 331 is parallel to the first shaft 31.

[0035] Further, as a specific implementation form, the other end of the rigid arm 30 is provided with the pedal 32.

[0036] Further, as a preferred implementation form, the outer side wall of the support shaft 40 is provided with a guide piece 332, the guide piece 332 is provided with a guide hole in guiding cooperation with the rigid rod 33, and the elastic piece is a compression spring 34 sleeved outside the rigid rod 33, both ends of the compression spring 34 abut against the friction plate 35 and the guide piece 332, respectively.

[0037] Specifically, the guide piece 332 can be fixed on the outer circumferential surface of the support shaft 40 through welding or threaded connection, the rigid rod 33 is a cylindrical rod, the guide hole is drilled in the guide piece 332 and is in guiding and sliding cooperation with the rigid rod 33, and the elastic piece is a compression spring 34 arranged between the guide piece 332 and the friction plate 35.

[0038] Further, as a specific implementation form, referring to ​ , the turntable 5 is coaxially provided with a connecting sleeve 50, a lower end portion of the connecting sleeve 50 is connected with a friction disc 52, the friction surface is a lower surface of the friction disc 52, and the connecting sleeve 50 is rotationally and axially anti-movement cooperation with the upper end portion of the support shaft 40. Specifically, the lower portion of the turntable 5 is detachably and fixedly connected with the connecting sleeve 50, the lower end portion of the connecting sleeve 50 is coaxially connected with the friction disc 52, the upper end portion of the support shaft 40 is provided as a stepped shaft end 400, a bearing 6 is arranged between the stepped shaft end 400 and a support sleeve, the support sleeve is threadedly connected with a second limiting piece 501, the stepped shaft end 400 is threadedly connected with a first limiting piece 401, the first limiting piece 401 is a round nut, and the second limiting piece 501 is an annular piece, the outer circumferential surface of the annular piece is provided with external threads, so that the support shaft 40 and the support sleeve are in axial anti-movement cooperation. It should be noted that the axial anti-movement connection manner of the support shaft 40 and the support sleeve can adopt any structure commonly used in the art as long as the working purpose can be achieved.

[0039] Further, as a specific embodiment, it can be understood that a plurality of connecting holes matched with the vehicle axle are arranged on the rim, and the connecting holes are uniformly arranged around the axis of the rim. At least one threaded hole 54 is arranged on the rotating disc 5 at a position different from the center of the rotating disc 5, and the threaded hole 54 corresponds to the through hole on the rim. After the rim is placed on the rotating disc 5, the threaded hole 54 is matched with the connecting hole on the rim, and then the positioning bolt 53 is screwed in the threaded hole 54 through the through hole on the rim, so that the rim and the rotating disc 5 are positioned, thereby avoiding the relative sliding between the rim and the rotating disc 5 and reducing the probability that the rim is scratched due to friction.

[0040] Obviously, the above embodiments are only examples for clearly illustrating the present application, and are not intended to limit the embodiments. Based on the above description, other different forms of changes or variations can be made by those skilled in the art. All the embodiments do not need to be exhausted, and the obvious changes or variations derived therefrom are still within the protection scope of the present application.

Claims

1. A Mecanum wheel mounting fixture, characterized in that, include: The base (4) has a support shaft (40) vertically installed on top. The turntable (5) is coaxially arranged with the support shaft (40) and is horizontally rotatable around the axis at the upper end of the support shaft (40); The limiting component (3) is located below the turntable (5) and includes a rigid rod (33) with vertical guidance, a friction plate (35) located at the upper end of the rigid rod (33), and an elastic element located between the friction plate (35) and the support shaft (40). The turntable (5) is provided with a friction surface located above the friction plate (35) and facing the friction plate (35). The elastic element can provide an upward elastic force to the friction plate (35).

2. The Mecanum wheel mounting fixture according to claim 1, characterized in that, The limiting component (3) also includes a rigid arm (30), one end of which is pivotally connected to the base (4), and the middle area is driven to be connected to the lower end of the rigid rod (33).

3. The Mecanum wheel mounting fixture according to claim 2, characterized in that, The middle region of the rigid arm (30) and the lower end of the rigid rod (33) are provided with a second shaft (331) horizontally, and the other is provided with a strip hole (301) adapted to the second shaft (331). The axis of the second shaft (331) is perpendicular to the rigid arm (30), and the second shaft (331) extends into the strip hole (301).

4. The Mecanum wheel mounting fixture according to claim 3, characterized in that, The rigid arm (30) is rotatably connected to the base (4) via the first shaft (31), and the second shaft (331) is parallel to the first shaft (31).

5. The Mecanum wheel mounting fixture according to claim 4, characterized in that, The other end of the rigid arm (30) is provided with a pedal (32).

6. The Mecanum wheel mounting fixture according to claim 1, characterized in that, A guide (332) is provided on the outer side wall of the support shaft (40). The guide (332) is provided with a guide hole that cooperates with the rigid rod (33). The elastic element is a compression spring (34) sleeved on the outside of the rigid rod (33). The two ends of the compression spring (34) abut against the friction plate (35) and the guide (332) respectively.

7. The Mecanum wheel mounting fixture according to claim 1, characterized in that, The turntable (5) is coaxially provided with a connecting sleeve (50), and the lower end of the connecting sleeve (50) is connected to a friction disk (52). The friction surface is the lower surface of the friction disk (52). The connecting sleeve (50) and the upper end of the support shaft (40) are rotated and axially anti-movement are prevented.

8. The Mecanum wheel mounting fixture according to claim 1, characterized in that, At least one threaded hole (54) is provided on the turntable (5) at a position other than the center.

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