CN223975785U - A wear-resistant liner for mining machinery - Google Patents

Abstract

This utility model provides a wear-resistant liner for mining machinery, including a mining machinery mounting plate and a liner body. The mounting plate has bent inner grooves on its front, rear, left, and right sides. Multiple transverse reinforcing ribs are horizontally welded inside the mounting plate. Two dovetail strips are fixed to the lower left and right sides of the mounting plate by multiple hexagonal bolts. Positioning holes are provided at the connection points between the bent inner grooves and the upper front and rear sides of the two dovetail strips. Two inverted U-shaped positioning strips are longitudinally inserted between the positioning holes. Magnetic blocks are glued to the lower ends of the two inverted U-shaped positioning strips with epoxy resin. This design solves the problems of insufficient wear resistance, short lifespan, and inconvenient installation of traditional wear-resistant liners. This utility model has a reasonable structure; through the combination of a multi-layer composite wear-resistant structure and modular splicing, it can improve the wear resistance and service life of the liner, and is easy to install and highly practical.

Description

Special wear-resisting welt of mining machinery

Technical Field

The utility model relates to a special wear-resistant lining plate for mining machinery, and belongs to the technical field of machinery.

Background

Mining machines are machines used for working such as mineral exploitation and enrichment, including mining machines and mineral processing machines, and because the mining machines are used for mineral excavation directly, abrasion of mechanical parts is large, abrasion-resistant lining plates are required to be used on equipment, and the abrasion-resistant lining plates are common in daily life.

But traditional wear-resisting welt wearability is not enough, the life-span is short, adopts the mode of bolt or inlay the step generally to fix on equipment, produces the corrosion easily through the mode of bolt on the one hand, and secondly the mounting means is not convenient enough, and the fixed mode of inlaying the step is inconvenient in the same dismouting, influences follow-up work efficiency, and the special wear-resisting welt of present emergency needs mining machinery solves the above-mentioned problem that appears.

Disclosure of utility model

Aiming at the defects existing in the prior art, the utility model aims to provide the special wear-resistant lining plate for the mining machinery, so as to solve the problems in the background art.

In order to achieve the above object, the present utility model is realized by the following technical scheme:

The utility model provides a special wear-resisting welt of mining machinery, includes mining machinery mounting panel and welt main part, the inside front and back end left and right sides of mining machinery mounting panel has all been seted up and has been bent the inside groove, the inside horizontal welding of mining machinery mounting panel has a plurality of horizontal strengthening ribs, two dovetails strip have been fixed through a plurality of hexagon socket head cap screws in mining machinery mounting panel lower extreme left and right sides, a plurality of bend inside groove and two dovetails strip front and back side junction all run through and have seted up the locating hole, a plurality of vertically inserted two and fall U type locating strips between the locating hole, two fall U type locating strip lower extreme all through the fixed magnet of epoxy adhesive, welt main part is in the machinery mounting panel below, the welt main part comprises substrate layer, high toughness transition layer and high rigidity wearing layer, the dovetail is all seted up on the substrate layer upper end left and right sides, two the inside front and back end of dovetail has all seted up the constant head tank.

Further, a plurality of elliptical holes are formed in the upper end of the mining machine mounting plate, and the mining machine mounting plate is mounted on the mining machine through a plurality of bolts.

Further, triangular reinforcing ribs are welded on the front side and the rear side of the left end and the right end of the mining machinery mounting plate, and the lower ends of the triangular reinforcing ribs and the transverse reinforcing ribs are attached to the base material layer.

Further, a plurality of return springs are longitudinally arranged in the bending inner grooves, and the lower ends of the return springs are respectively propped against the two inverted U-shaped locating strips.

Further, the substrate layer is 345Q steel, the high-toughness transition layer is high-manganese steel, and the high-hardness wear-resistant layer is tungsten carbide alloy.

Further, the two dovetail strips are completely clamped in the two dovetail grooves, and the magnetic attraction blocks are respectively inserted into the positioning grooves and are respectively attracted with the substrate layers.

The beneficial effects of the utility model are as follows:

According to the special wear-resistant lining plate for the mining machinery, the mining machinery mounting plate, the triangular reinforcing ribs, the transverse reinforcing ribs, the dovetail strips, the reset springs, the inverted U-shaped positioning strips, the magnetic attraction blocks, the base material layer, the high-toughness transition layer and the high-hardness wear-resistant layer are added, and the wear resistance and the service life of the lining plate can be improved through the combined design of the multi-layer composite wear-resistant structure and the modularized splicing, so that the wear-resistant lining plate is convenient to install and high in practicability.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic structural view of a wear-resistant lining board special for mining machinery;

FIG. 2 is a schematic diagram of the split structure of the inverted U-shaped locating strip of the special wear-resistant lining plate for mining machinery;

Fig. 3 is a schematic diagram of a lining board main body structure of a wear-resistant lining board special for mining machinery.

In the figure, 1, an installation plate of mining machinery, 2, an elliptical hole, 3, a bent inner groove, 4, a triangular reinforcing rib, 5, a transverse reinforcing rib, 6, a dovetail bar, 7, a positioning hole, 8, a return spring, 9, an inverted U-shaped positioning bar, 10, a magnetic attraction block, 11, a positioning groove, 12, a dovetail groove, 13, a lining plate main body, 14, a base material layer, 15, a high-toughness transition layer and 16, a high-hardness wear-resistant layer.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1-3, the utility model provides a special wear-resistant lining board for mining machinery, which comprises a mining machinery mounting plate 1 and a lining board main body 13, wherein a bending inner groove 3 is formed in the left side and the right side of the front end and the rear end of the interior of the mining machinery mounting plate 1, a plurality of transverse reinforcing ribs 5 are horizontally welded in the interior of the mining machinery mounting plate 1, two dovetail strips 6 are fixed on the left side and the right side of the lower end of the mining machinery mounting plate 1 through a plurality of inner hexagon bolts, positioning holes 7 are formed in the connecting positions of the plurality of bending inner grooves 3 and the front and the rear sides of the upper ends of the two dovetail strips 6 in a penetrating manner, two inverted U-shaped positioning strips 9 are longitudinally inserted between the plurality of positioning holes 7, the lower ends of the two inverted U-shaped positioning strips 9 are respectively provided with an inherent magnetic attraction block 10 through epoxy resin adhesion, the lining board main body 13 is positioned below the mining machinery mounting plate 1, the lining board main body 13 is formed by a base material layer 14, dovetail grooves 12 are formed in the left side and the right side of the upper end of the base material layer 14, and the front and the rear ends of the interior of the two dovetail grooves 12 are respectively provided with positioning grooves 11.

As a first embodiment of the present utility model:

The mining machinery mounting plate 1 upper end has been seted up a plurality of elliptical holes 2, and mining machinery mounting plate 1 passes through a plurality of bolts to be installed on mining machinery, installs on mining machinery through a plurality of bolts through the mining machinery mounting plate 1 of interpolation, and it is as the mounting base of welt main part 13, makes things convenient for independent dismouting of welt main part 13. Triangular reinforcing ribs 4 are welded on the front side and the rear side of the left end and the right end of the mining machinery mounting plate 1, the lower ends of the triangular reinforcing ribs 4 and the transverse reinforcing ribs 5 are attached to the base material layer 14, and impact force can be concentrated on the base material layer 14 and dispersed to the whole lining plate through the added triangular reinforcing ribs 4 and the transverse reinforcing ribs 5, so that local fracture is avoided, the whole rigidity of the lining plate is improved, and deformation risks are reduced.

A plurality of return springs 8 are longitudinally arranged in the bending inner groove 3, the lower ends of the return springs 8 are respectively propped against the two inverted U-shaped positioning strips 9, and the two inverted U-shaped positioning strips 9 can be pushed downwards through the added return springs 8, so that the two magnetic attraction blocks 10 are respectively inserted into the positioning grooves 11 and are not easy to separate when being attracted with the substrate layers 14. The base material layer 14 is Q345 steel, the high-toughness transition layer 15 is high manganese steel, the high-hardness wear-resistant layer 16 is tungsten carbide alloy, the added base material layer 14 is Q345 steel, the structural strength is provided, the adaptive equipment is installed, the high-toughness transition layer 15 is high manganese steel (with the thickness of 10-15 mm), impact energy can be absorbed, crack propagation is prevented, the high-hardness wear-resistant layer 16 is tungsten carbide alloy (with the thickness of 5-8 mm), impact abrasion of materials is resisted, and the service life is prolonged. The two dovetail strips 6 are completely clamped in the two dovetail grooves 12, the plurality of magnetic attraction blocks 10 are respectively inserted in the plurality of positioning grooves 11 and are respectively attracted with the plurality of base material layers 14, the two added dovetail strips 6 are completely clamped in the two dovetail grooves 12, the plurality of magnetic attraction blocks 10 are respectively inserted in the plurality of positioning grooves 11 and are attracted with the base material layers 14, and therefore position locking of the two dovetail strips 6 is achieved, and prevention is achieved.

As a second embodiment of the present utility model:

the added base material layer 14 is Q345 steel, structural strength is provided, the adapting equipment is installed, the high-toughness transition layer 15 is high manganese steel (thickness is 10-15 mm), impact energy can be absorbed, crack propagation is prevented, the high-hardness wear-resistant layer 16 is made of tungsten carbide alloy (thickness is 5-8 mm), impact abrasion of materials is resisted, service life is prolonged, the lower ends of the triangular reinforcing ribs 4 and the transverse reinforcing ribs 5 are respectively attached to the base material layer 14, impact force can be concentrated on the base material layer 14 to be dispersed to the whole lining plate, local fracture is avoided, the whole rigidity of the lining plate is improved, deformation risk is reduced, when the lining plate main body 13 needs to be disassembled, the two inverted U-shaped locating strips 9 are lifted up with force, the plurality of return springs 8 are compressed upwards, the plurality of magnetic blocks 10 are forced to retract into the plurality of locating holes 7 from the plurality of locating grooves 11 respectively, then the main body 13 is pulled forwards until the two dovetail strips 6 are completely withdrawn from the two dovetail grooves 12, and the disassembly of the main body 13 can be completed.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. It should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to specific embodiments, and that the embodiments may be combined appropriately to form other embodiments that will be understood by those skilled in the art.

The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The special wear-resistant lining plate for the mining machinery comprises a mining machinery mounting plate (1) and a lining plate main body (13), and is characterized in that bending inner grooves (3) are formed in the left side and the right side of the front end and the rear end of the mining machinery mounting plate (1), a plurality of transverse reinforcing ribs (5) are welded in the inner portion of the mining machinery mounting plate (1) horizontally, two dovetail strips (6) are fixed on the left side and the right side of the lower end of the mining machinery mounting plate (1) through a plurality of inner hexagon bolts, positioning holes (7) are formed in the connecting positions of the bending inner grooves (3) and the front side and the rear side of the upper ends of the two dovetail strips (6) in a penetrating mode, two inverted U-shaped positioning strips (9) are longitudinally inserted between the positioning holes (7), two inverted U-shaped positioning strips (9) are fixedly attached to magnetic attraction blocks (10) through epoxy resin, the lining plate main body (13) is located below the mining machinery mounting plate (1), the lining plate main body (13) is formed by a base material layer (14), a high-toughness transition layer (15) and a high-hardness layer (16), and the two dovetail strips (12) are formed in the left side and the two dovetail grooves (12) are formed in the front side and the front end of the dovetail grooves (12).

2. The wear-resistant lining plate special for mining machinery, as set forth in claim 1, characterized in that a plurality of elliptical holes (2) are formed in the upper end of the mining machinery mounting plate (1), and the mining machinery mounting plate (1) is mounted on the mining machinery through a plurality of bolts.

3. The special wear-resistant lining plate for mining machinery, as set forth in claim 1, wherein triangular reinforcing ribs (4) are welded on front and rear sides of the left end and the right end of the mining machinery mounting plate (1), and lower ends of the triangular reinforcing ribs (4) and the transverse reinforcing ribs (5) are respectively attached to the base material layer (14).

4. The wear-resistant lining board special for mining machinery as claimed in claim 1, wherein a plurality of return springs (8) are longitudinally arranged in the bending inner groove (3), and the lower ends of the return springs (8) are respectively propped against two inverted U-shaped positioning strips (9).

5. The special wear-resistant lining board for mining machinery as set forth in claim 1, wherein the base material layer (14) is Q345 steel, the high-toughness transition layer (15) is high manganese steel, and the high-hardness wear-resistant layer (16) is tungsten carbide alloy.

6. The special wear-resistant lining board for mining machinery according to claim 1, wherein the two dovetail strips (6) are completely clamped in the two dovetail grooves (12), and the plurality of magnetic attraction blocks (10) are respectively inserted in the plurality of positioning grooves (11) and are respectively attracted with the plurality of base material layers (14).