Mounting mechanism for wear-resisting plate of land leveler

By adopting a sliding groove and locking bolt installation structure on the grader, combined with wear-resistant plates made of low-friction engineering plastic material, the problems of difficult assembly and easy damage in traditional installation methods are solved, realizing the rapid installation and efficient use of wear-resistant plates, and improving the overall performance of the equipment.

CN224227882UActive Publication Date: 2026-05-12SHANTUI CONSTR MASCH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANTUI CONSTR MASCH CO LTD
Filing Date
2025-05-26
Publication Date
2026-05-12

AI Technical Summary

Technical Problem

The traditional method of installing wear plates on graders leads to assembly difficulties, low efficiency, easy damage and detachment, affecting equipment lifespan and efficiency.

Method used

采用滑动槽和锁紧螺栓的安装结构,结合低摩擦系数工程塑料材质的耐磨板,通过导向支架和锁紧装置将耐磨板牢固固定在牵引架和回转圈之间,实现快速安装和拆卸。

Benefits of technology

It improves the service life and installation efficiency of wear-resistant plates, reduces wear and maintenance costs, and enhances the reliability and working efficiency of equipment.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a mounting mechanism for a wear-resisting plate of a land leveler, and relates to the technical field of land levelers. The utility model relates to a wear-resisting plate used for installing a working device of a land leveler, which comprises a traction frame, a sliding plate and a connecting rod, the wear-resisting plate is placed in the sliding groove of the traction frame bottom plate; the upper plane of the rotary ring is tightly attached to the lower surface of the wear-resisting plate; the locking device is used for connecting the rotary ring, the wear-resisting plate and the traction frame into a whole; the guide bracket is used for extruding the wear-resisting plate between the traction frame bottom plate sliding chute and the upper surface of the rotary ring; the worm gear case is used for providing torque input for the rotating ring and driving the rotating ring to rotate relative to the traction frame. The land leveler wear-resisting plate mounting mechanism can effectively solve the problems existing in the prior art, the use efficiency of the wear-resisting plate is improved, the service life of the wear-resisting plate is prolonged, abrasion of equipment is reduced, the maintenance cost is reduced, and the overall performance and reliability of the equipment are improved.
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Description

Technical Field

[0001] This utility model relates to the field of grader technology, specifically to an installation mechanism for a wear-resistant plate on a grader. Background Technology

[0002] In the working device of a grader, the wear plate is a key component connecting the drawbar and the slewing ring, used to reduce wear between the two and ensure the normal operation of the equipment. As an earthmoving machine used for leveling ground, the grader's working device needs to rotate and move frequently; therefore, the performance and installation method of the wear plate are crucial to the stability and service life of the equipment. In traditional grader working devices, the wear plate is usually installed using simple bolt fixing. By setting corresponding holes on the drawbar and the wear plate, bolts are used to fix the wear plate to the drawbar, thus achieving the connection between the wear plate and the drawbar and the slewing ring.

[0003] However, this traditional installation method has many problems. First, the wear-resistant plate is prone to assembly difficulties during installation. Because the wear-resistant plate is a thin, flat plate, it is not fixed below the mounting holes and hangs naturally, making it difficult to align, resulting in low installation efficiency. Second, the bolts penetrate deep into the wear-resistant plate, making its utilization efficiency extremely low. Because the thickness of the rear base plate of the traction frame varies, the bolt penetration length is also inconsistent, with only a few millimeters usable, which greatly limits the effective usable area of ​​the wear-resistant plate. In addition, the area of ​​the wear-resistant plate blocked by the bolts is small, making it easy to scratch and damage the wear-resistant plate under stress. Furthermore, the wear-resistant plate hangs naturally on the rotating ring below, which can cause the rotating ring to "eat" the wear-resistant plate during use, making it more prone to damage and detachment, seriously affecting the service life and working efficiency of the equipment.

[0004] Therefore, an installation mechanism for wear-resistant plates on graders is proposed. Utility Model Content

[0005] The purpose of this utility model is to provide an installation mechanism for a wear-resistant plate of a grader in order to solve the problems mentioned in the background art.

[0006] To achieve the above objectives, this utility model specifically adopts the following technical solution: a mounting mechanism for a wear-resistant plate on a grader, used for mounting a wear-resistant plate in the middle of the grader's working device, comprising:

[0007] The traction frame has a sliding groove on its base plate;

[0008] The wear-resistant plate is placed in the sliding groove of the bottom plate of the traction frame;

[0009] The rotating ring has its upper plane in close contact with the lower surface of the wear-resistant plate;

[0010] A locking device is used to connect the rotary ring, the wear-resistant plate, and the traction frame into one unit;

[0011] A guide bracket is used to press the wear-resistant plate between the sliding groove of the traction frame base plate and the upper surface of the rotary ring;

[0012] The worm gearbox is used to provide torque input to the slewing ring, driving the slewing ring to rotate relative to the traction frame;

[0013] Side wear-resistant plate, used to transition the guide bracket and the inner side slide of the rotary ring.

[0014] Furthermore, the wear-resistant plate is an engineering plastic sheet with a low coefficient of friction.

[0015] Furthermore, the sliding groove of the traction frame base plate matches the shape of the wear-resistant plate, which can restrict the position of the wear-resistant plate within the sliding groove.

[0016] Furthermore, the locking device includes a locking bolt.

[0017] Furthermore, there are multiple locking bolts, which are evenly distributed on the base plate of the traction frame.

[0018] Furthermore, the shape and size of the guide bracket can match the wear-resistant plate and the traction frame base plate groove, firmly pressing the wear-resistant plate between the groove and the upper surface of the rotating ring.

[0019] Furthermore, the side wear-resistant plate is made of low-friction coefficient engineering plastic.

[0020] Furthermore, the shape of the side wear-resistant plate matches the shape of the guide bracket and the inner side slide of the rotating ring, which can ensure a good fit between it and the guide bracket and the inner side slide of the rotating ring.

[0021] The beneficial effects of this utility model are as follows:

[0022] 1. By optimizing the installation structure of the wear-resistant plate, it is placed in the sliding groove of the traction frame base plate and firmly fixed with locking bolts and guide brackets, effectively avoiding the localized wear problem caused by bolts penetrating deep into the wear-resistant plate in traditional installation methods. This design fully utilizes the self-lubricating properties of the upper and lower surfaces of the wear-resistant plate, significantly improving its service life and reducing equipment failures caused by wear-resistant plate damage, thereby enhancing the overall reliability and working efficiency of the grader.

[0023] 2. The installation method of this utility model, through the setting of sliding grooves and locking bolts, enables rapid installation and disassembly of wear-resistant plates, solving the problems of difficult assembly and inconvenient alignment in traditional installation methods. At the same time, because the service life of the wear-resistant plates is significantly extended, the replacement frequency is reduced, lowering equipment maintenance costs and after-sales issues, thereby enhancing the product's market competitiveness and user satisfaction. Attached Figure Description

[0024] Figure 1 This is a three-dimensional structural diagram of the present invention;

[0025] Figure 2 This is an exploded view of the structure of this utility model;

[0026] Reference numerals: 1. Traction frame; 2. Wear-resistant plate; 3. Rotary ring; 4. Guide bracket; 5. Worm gear box; 6. Side wear-resistant plate; 7. Locking bolt. Detailed Implementation

[0027] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, and not all embodiments. The components of the embodiments of this utility model described and shown in the accompanying drawings can generally be arranged and designed in various different configurations.

[0028] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely to illustrate selected embodiments of the invention. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without inventive effort are within the scope of protection of the present invention.

[0029] It should be noted that similar reference numerals and letters in the following figures indicate similar items; therefore, once an item is defined in one figure, it does not need to be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," etc., are used only to distinguish descriptions and should not be construed as indicating or implying relative importance.

[0030] In the description of the embodiments of this utility model, it should be noted that the terms "inner", "outer", "upper", 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 utility model product is usually placed when in use. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0031] like Figure 1 , Figure 2 As shown, a mounting mechanism for a wear-resistant plate on a grader is used to install the wear-resistant plate 2 in the middle of the grader's working device, comprising:

[0032] The traction frame 1 has a sliding groove on its base plate;

[0033] Wear-resistant plate 2 is placed in the sliding groove of the bottom plate of traction frame 1;

[0034] Rotating ring 3, the upper plane of which is in close contact with the lower surface of wear-resistant plate 2;

[0035] A locking device is used to connect the rotating ring 3, the wear-resistant plate 2, and the traction frame 1 into one unit;

[0036] Guide bracket 4 is used to press the wear-resistant plate 2 between the bottom plate groove of the traction frame 1 and the upper surface of the rotating ring 3;

[0037] The worm gear box 5 is used to provide torque input to the rotary ring 3 and drive the rotary ring 3 to rotate relative to the traction frame 1;

[0038] Side wear plate 6 is used to transition the guide bracket 4 and the inner side slide of the rotating ring 3.

[0039] The wear-resistant plate 2 is placed within the sliding groove to ensure stable sliding within the groove and prevent it from slipping off the track. The upper plane of the rotating ring 3 is in close contact with the lower surface of the wear-resistant plate 2. A locking device connects the rotating ring 3, the wear-resistant plate 2, and the traction frame 1 into a single unit, ensuring the stability of each component during relative rotation. The guide bracket 4 presses the wear-resistant plate 2 between the sliding groove of the traction frame 1's bottom plate and the upper surface of the rotating ring 3, further ensuring the positional stability of the wear-resistant plate 2. The side wear-resistant plate 6 serves as a transition connecting the guide bracket 4 and the inner side slide of the rotating ring 3, reducing wear.

[0040] Wear-resistant plate 2 is made of low-friction engineering plastic sheet. This material has good self-lubricating properties, which can reduce wear when the rotating ring 3 and the traction frame 1 rotate relative to each other, thereby increasing the service life of wear-resistant plate 2. The choice of this material not only improves the durability of wear-resistant plate 2, but also reduces maintenance costs.

[0041] The sliding groove of the base plate of the traction frame 1 matches the shape of the wear-resistant plate 2, thus restricting the position of the wear-resistant plate 2 within the sliding groove. This matching design ensures that the wear-resistant plate 2 can slide stably within the sliding groove and will not detach from the track. This design not only improves the installation accuracy of the wear-resistant plate 2 but also enhances its stability during use, preventing accelerated wear due to positional misalignment.

[0042] The locking device includes locking bolts 7. The number and position of the locking bolts 7 are set according to actual needs to ensure a tight connection and relative rotation between the rotating ring 3, the wear-resistant plate 2, and the traction frame 1. The design of the locking bolts 7 not only improves the convenience of installation but also ensures the stability of each component during use.

[0043] There are multiple locking bolts 7, which are evenly distributed on the base plate of the traction frame 1. The use of multiple locking bolts 7 not only improves the reliability of the connection, but also enhances the stability of the overall structure and reduces wear caused by uneven local stress.

[0044] The shape and size of the guide bracket 4 are designed to fit perfectly with the grooves of the wear-resistant plate 2 and the base plate of the traction frame 1, firmly pressing the wear-resistant plate 2 between the groove and the upper surface of the rotating ring 3. This design not only improves the installation accuracy of the wear-resistant plate 2 but also enhances its stability during use, preventing accelerated wear due to positional misalignment.

[0045] The side wear plate 6 is made of low-friction engineering plastic. This material has excellent self-lubricating properties, reducing wear when the rotating ring 3 and the traction frame 1 rotate relative to each other, thus extending the service life of the side wear plate 6. This material choice not only improves the durability of the side wear plate 6 but also reduces maintenance costs.

[0046] The shape of the side wear-resistant plate 6 matches the shape of the inner side slide rails of the guide bracket 4 and the rotating ring 3, ensuring a good fit between them. This design not only improves the installation accuracy of the side wear-resistant plate 6 but also enhances its stability during use, preventing accelerated wear due to positional misalignment.

[0047] In summary: During actual installation, the sliding groove of the base plate of the traction frame 1 is first processed, and then the wear-resistant plate 2 is placed in the sliding groove, ensuring its accurate positioning. Next, the rotating ring 3 is placed above the wear-resistant plate 2, so that the lower surface of the rotating ring 3 is in close contact with the upper surface of the wear-resistant plate 2. The wear-resistant plate 2 is pressed between the sliding groove of the base plate of the traction frame 1 and the upper surface of the rotating ring 3 by the guide bracket 4, and then the rotating ring 3, the wear-resistant plate 2, and the traction frame 1 are tightly connected as one unit using the locking bolts 7. Finally, the side wear-resistant plate 6 is installed, ensuring good fit between it and the guide bracket 4 and the inner side slide of the rotating ring 3. Through the above installation method, the wear-resistant plate installation mechanism of the grader of this utility model can effectively solve the problems existing in the prior art, improve the efficiency and service life of the wear-resistant plate, reduce equipment wear, reduce maintenance costs, and improve the overall performance and reliability of the equipment.

[0048] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A mounting mechanism for a wear-resistant plate on a grader, used for mounting a wear-resistant plate (2) in the middle of the grader's working device, characterized in that, include: The traction frame (1) has a sliding groove on its base plate; Wear-resistant plate (2) is placed in the sliding groove of the bottom plate of the traction frame (1); The upper plane of the rotating ring (3) is in close contact with the lower surface of the wear-resistant plate (2); A locking device is used to connect the rotary ring (3), the wear-resistant plate (2) and the traction frame (1) into one unit; The guide bracket (4) is used to press the wear-resistant plate (2) between the bottom plate groove of the traction frame (1) and the upper surface of the rotating ring (3); The worm gear box (5) is used to provide torque input to the rotary ring (3) and drive the rotary ring (3) to rotate relative to the traction frame (1); Side wear plate (6) is used to transition the wear plate (2) of the inner side slide of the guide bracket (4) and the rotating ring (3).

2. The mounting mechanism for a grader wear-resistant plate according to claim 1, characterized in that, The wear-resistant plate (2) is an engineering plastic plate with a low coefficient of friction.

3. The mounting mechanism for a grader wear-resistant plate according to claim 1, characterized in that, The sliding groove of the bottom plate of the traction frame (1) matches the shape of the wear-resistant plate (2), which can limit the position of the wear-resistant plate (2) in the sliding groove.

4. The mounting mechanism for a grader wear-resistant plate according to claim 1, characterized in that, The locking device includes a locking bolt (7).

5. The mounting mechanism for a grader wear-resistant plate according to claim 4, characterized in that, The number of locking bolts (7) is multiple and they are evenly distributed on the base plate of the traction frame (1).

6. The mounting mechanism for a grader wear-resistant plate according to claim 1, characterized in that, The shape and size of the guide bracket (4) can match the groove of the wear-resistant plate (2) and the bottom plate of the traction frame (1), so that the wear-resistant plate (2) is firmly pressed between the groove and the upper surface of the rotating ring (3).

7. The mounting mechanism for a grader wear-resistant plate according to claim 1, characterized in that, The side wear plate (6) is made of low friction coefficient engineering plastic.

8. The mounting mechanism for a grader wear-resistant plate according to claim 1, characterized in that, The shape of the side wear-resistant plate (6) matches the shape of the inner side slide of the guide bracket (4) and the rotating ring (3), which can ensure a good fit between it and the inner side slide of the guide bracket (4) and the rotating ring (3).