CN220349431U - Split spring sliding plate - Google Patents

Abstract

The utility model provides a split spring sliding plate which comprises a spring sliding plate body, a wear-resistant block, a positioning pin and at least two fasteners, wherein the spring sliding plate body is of a U-shaped semi-surrounding structure, the opening direction of the spring sliding plate body is the axial direction of an automobile axle housing so as to form an opening part, a sliding plate base is arranged on one side of the spring sliding plate body, which is close to the axle housing, the sliding plate base is provided with a through hole, the axle housing and the wear-resistant block are provided with positioning holes matched with the through hole, the positioning pin penetrates through the through hole and is abutted against the positioning holes, and one side of the wear-resistant block is provided with a mounting part which is connected with the spring sliding plate body through the fasteners. The defects that the connection strength of the wear-resistant block in the prior art is insufficient, the operation safety of a vehicle is greatly influenced, and the maintenance cost is high can be overcome.

Description

Split spring sliding plate

Technical Field

The utility model relates to the technical field of spring sliding plates, in particular to a split spring sliding plate.

Background

The spring sliding plate is used as a key part in a shock absorption system of a heavy commercial vehicle, and is mainly used for being connected with a spring steel plate of the vehicle, and the main load born by the spring sliding plate is compressive stress and lateral force generated by the spring steel plate along with the running of the vehicle, so that the bottom of the spring sliding plate is frequently worn abnormally, and particularly the spring sliding plate is particularly outstanding on the heavy-duty vehicle. In order to solve the problem, the spring sliding plate is designed into a split structure, and the wear resistance of the bottom of the spring sliding plate is enhanced by arranging the wear-resistant block, so that the maintenance cost of the spring sliding plate is effectively reduced. However, the conventional split spring sliding plate often has the problems of insufficient connection strength of the wear-resisting block or difficult replacement, and the operation safety and maintenance cost of the vehicle are greatly affected.

As disclosed in CN207579488U, as shown in fig. 6, the grinding reducing block 40 is connected and fixed with the positioning hole 14 of the base plate 11 through the positioning protrusion 41, and although the connecting bolt is omitted, the main problems are that: the connection fixing performance of the protruding structure is poor, the abrasion reduction block is easy to drop on a heavy-duty vehicle, driving safety is affected, meanwhile, the requirement on the processing precision of the protruding structure and the positioning hole of the corresponding substrate is high, and production cost is difficult to reduce.

As disclosed in CN212148256U, as shown in fig. 7, the sliding plate seat body 1 connects and fixes four corners of the sliding plate seat body 1 with the base 23 through four bolts 4, and although the connection strength of the sliding plate seat body 1 is improved, the main problems are: when the inner module is replaced, the leaf springs are required to be completely removed, so that the replacement process is complex, and the maintenance cost is high.

Disclosure of Invention

Therefore, the split spring sliding plate provided by the utility model can overcome the defects that the connection strength of the wear-resistant block is insufficient in the prior art, the running safety of a vehicle is greatly influenced, and the maintenance cost is high.

In order to solve the problems, the utility model provides a split spring sliding plate, which comprises a spring sliding plate body, a wear-resistant block, a positioning pin and at least two fasteners, wherein the spring sliding plate body is of a U-shaped semi-surrounding structure, the opening direction of the spring sliding plate body is the axial direction of an automobile axle housing so as to form an opening part, one side of the spring sliding plate body, which is close to the axle housing, is provided with a sliding plate base, the sliding plate base is provided with a through hole, the axle housing and the wear-resistant block are respectively provided with a positioning hole matched with the through hole, the positioning pin penetrates through the through hole and is abutted against the positioning holes, one side of the wear-resistant block is provided with a mounting part, and the mounting part is connected with the spring sliding plate body through the fasteners.

In some embodiments, the mounting portion and the spring sled body are connected by the fastener to form a first connection portion, the first connection portion being located on an open side of the sled base.

In some embodiments, the wear block further has a wear portion having a thickness that is greater than a thickness of the mounting portion.

In some embodiments, the spring sliding plate body is further provided with a hook portion and a reinforcing rib, two L-shaped side edges of the hook portion, which are oppositely arranged, are bent upwards to form a bending portion, and the bending portion is connected with the reinforcing rib.

In some embodiments, the reinforcing rib is located on a top surface of the bending portion, the reinforcing rib projects toward the bending portion to form a first projection surface, the bending portion projects toward the reinforcing rib to form a second projection surface, and the first projection surface is overlapped with the second projection surface.

In some embodiments, the height of the ribs is 20-25mm.

According to the split spring sliding plate, the spring sliding plate body and the wear-resisting block are designed in a split mode, the spring sliding plate body and the wear-resisting block are positioned through the positioning pin, and the threaded fastening piece arranged on the opening side of the spring sliding plate body is fixedly connected. The locating pin that adopts the link up setting carries out effectual location connection with axle housing, spring slide, wear-resisting piece, when guaranteeing wear-resisting piece mounted position accuracy, has fully improved the joint strength between spring slide and the axle housing, simultaneously, the locating pin forms triangle-shaped stable cooperation with two at least fasteners, has strengthened the joint strength of spring slide, has effectively promoted the bearing capacity and the stability performance of axle.

Drawings

FIG. 1 is a schematic view of an installation structure of a split spring slide plate according to an embodiment of the utility model;

FIG. 2 is a schematic view of a split spring slide according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a spring slide plate body of a split spring slide plate according to an embodiment of the utility model;

FIG. 4 is a schematic diagram of a quick disassembly principle of a wear block of a split spring slide plate according to an embodiment of the utility model;

FIG. 5 is a schematic diagram of a quick assembly principle of a split spring slide according to an embodiment of the present utility model;

FIG. 6 is a schematic view of a split spring slide plate;

FIG. 7 is a schematic view of another prior art split spring slide.

The reference numerals are expressed as:

1. a spring slide plate body; 101. a slide plate base; 102. a hook portion; 103. reinforcing ribs; 2. a wear block; 3. a positioning pin; 4. a connecting bolt; 5. and an axle housing.

Detailed Description

Referring to fig. 1 to 7 in combination, according to an embodiment of the present utility model, a split spring skateboard is provided, which includes a spring skateboard body 1, a wear-resistant block 2, a positioning pin 3 and at least two fasteners 4, where the spring skateboard body 1 is of a U-shaped semi-enclosed structure, and an opening direction of the spring skateboard body is an axial direction of an axle housing 5 of an automobile so as to form an opening, one side of the spring skateboard body 1, which is close to the axle housing 5, is provided with a skateboard base 101, the skateboard base 101 is provided with a through hole, the axle housing 5 and the wear-resistant block 2 are provided with positioning holes adapted to the through hole, the positioning pin 3 is penetrated through the through hole and abuts against the positioning holes, one side of the wear-resistant block 2 is provided with a mounting portion, and the spring skateboard body 1 is connected with the fasteners 4. The sliding plate base 101 is tightly attached to the wear-resistant block 2, so that the requirement of connection strength is met.

Specifically, the fastener 4 is a bolt fastener.

Preferably, the number of the fasteners 4 is two.

Specifically, the locating pin 3 is cylindrical, and both ends of the locating pin 3 are circular planes and are abutted with the inner wall of the locating hole so as to form a locating effect. The planar structure does not damage the wear pad and the axle housing when the axle housing is loaded.

The heavy-duty large-tonnage mining vehicle is mostly 6×4 driving vehicle types, the spring sliding plate with consistent installation structure is arranged on the middle and rear axles, the quick dismantling of the spring sliding plate on the middle and rear axles cannot be simultaneously met, the single-side flange positioning mode is used for quickly dismantling the spring sliding plate of the middle axle, because of the limitation of space size, the quick dismantling of the spring sliding plate of the rear axle cannot be met, and the positioning pin and the open side bolt positioning mode are used for positioning, so that the quick dismantling and replacing requirements of the spring sliding plate under any driving mode can be met. The utility model provides a not take effectual location, will seriously influence the joint strength between spring slide and the axle housing, especially the outstanding in large-tonnage motorcycle type expression, this application carries out effectual location connection with axle housing, spring slide, wear-resisting piece through the locating pin that link up the setting, when guaranteeing that wear-resisting piece mounted position is accurate, fully improved the joint strength between spring slide and the axle housing, effectively promoted the bearing capacity of axle, two bolt fastener and a locating pin 3 form triangle-shaped stable location structure simultaneously, when satisfying location and joint strength, reduced the quantity of connecting piece, reduced the weight of whole spring slide, make the range of application more extensive.

In a specific embodiment, the mounting portion and the spring skateboard body 1 are connected by the fastener 4 to form a first connection portion, and the first connection portion is located on the opening side of the skateboard base 101.

In a specific embodiment, the wear block 2 further has a wear portion having a thickness greater than the thickness of the mounting portion.

In a specific embodiment, the spring skateboard body 1 further has a hook portion 102 and a reinforcing rib 103, two L-shaped sides of the hook portion 102 opposite to each other are bent upward to form a bending portion, and the bending portion is connected with the reinforcing rib 103.

Specifically, the reinforcing rib is a whole-body reinforcing rib which changes according to the change of the shape of the hook.

In a specific embodiment, the reinforcing rib 103 is located on the top surface of the bending portion, and the reinforcing rib 103 projects toward the bending portion to form a first projection surface, and the bending portion projects toward the reinforcing rib 103 to form a second projection surface, where the first projection surface overlaps with the second projection surface.

In a specific embodiment, the height of the ribs 103 is 20-25mm.

The operation flow of replacing the wear-resisting block comprises the following steps:

when the wear-resisting block 2 needs to be replaced, the plate spring is jacked up to a certain height, the threaded fastener arranged on the opening side of the spring sliding plate body 1 is loosened, the wear-resisting block 2 is lifted to exceed the height of the upper surface of the positioning pin 3, and the wear-resisting block 2 is transversely moved out along the opening side of the spring sliding plate body 1, so that the fault wear-resisting block 2 is quickly removed;

when the new wear-resisting block 2 is assembled, the new wear-resisting block 2 is also put in along the opening side of the spring slide plate body 1, and after the positioning of the positioning pin 3 and the connection and fixation of the threaded fastener are completed, the plate spring is put down, so that the quick assembly of the wear-resisting block 2 is completed. The conventional structure is characterized in that the spring sliding plate is of a full-package structure, a half-package integral structure or a full-package split structure, and when the spring sliding plate with serious abrasion is replaced, the plate spring of the vehicle must be completely taken down, but in the actual use process of a heavy-duty vehicle type for a large-tonnage mine, the weight of the plate spring is large, and the plate spring is extremely difficult to disassemble. And this application only need lift up less height with the vehicle leaf spring after, alright with wearing and tearing serious wear-resisting piece tear out the change to simplify the spring slide by a wide margin and change the operation degree of difficulty, be favorable to promoting heavy mining vehicle's maintenance convenience.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model. The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims (6)

1. The utility model provides a split type spring slide, includes spring slide body (1), wear-resisting piece (2), its characterized in that still includes locating pin (3) and two at least fastener (4), spring slide body (1) is the half surrounding structure of U type, and its opening direction is the axial of car axle housing (5) in order to form the opening, spring slide body (1) is close to one side of axle housing (5) has slide base (101), slide base (101) have the through-hole, axle housing (5) with wear-resisting piece (2) all have with the locating hole of through-hole looks adaptation, locating pin (3) wear-resisting piece (2) one side have the installation department, the installation department with spring slide body (1) are passed through fastener (4) are connected.

2. The split spring slide according to claim 1, characterized in that the mounting part is connected with the spring slide body (1) by means of the fastening piece (4) to form a first connection part, which is located at the open side of the slide base (101).

3. The split spring slide according to claim 1, characterized in that the wear block (2) also has a wear part, the thickness of which is greater than the thickness of the mounting part.

4. The split spring skateboard according to claim 1, wherein the spring skateboard body (1) further comprises a hook portion (102) and a reinforcing rib (103), two L-shaped side edges of the hook portion (102) which are oppositely arranged are bent upwards to form a bending portion, and the bending portion is connected with the reinforcing rib (103).

5. The split spring skateboard of claim 4, wherein the stiffener (103) is located on a top surface of the bent portion, the stiffener (103) projects toward the bent portion to form a first projection surface, the bent portion projects toward the stiffener (103) to form a second projection surface, and the first projection surface is coincident with the second projection surface.

6. The split spring slide as claimed in claim 5, wherein the height of the stiffener (103) is 20-25mm.