CN213510594U - Milling cutter for mining - Google Patents

Abstract

The utility model discloses a milling cutter is used in mining, including the facing cutter, equal fixedly connected with fixing base all around at the facing cutter top, bolt fixedly connected with milling cutter body is passed through to one side of fixing base, and the milling cutter body includes the basic unit, and the fixed surface of basic unit is connected with the enhancement layer. The utility model discloses a setting of wear-resisting anti-corrosion coating in the milling cutter body, because tungsten carbide metal coating and alumina ceramic coating self in the wear-resisting anti-corrosion coating possess splendid corrosion resistance, form the sealed effect of bilayer level anticorrosion at the surface of milling cutter body, can carry out effectual separation to external corrosive substance, avoided corrosive substance to cause the erosion to the milling cutter body, tungsten carbide metal coating and alumina ceramic coating all possess good wear resistance with the stereoplasm alloy layer with high-speed tool steel layer in the wear-resisting anti-corrosion coating simultaneously, multi-level wear-resisting effect has been formed in the milling cutter body, and then very big improvement the wear resistance of milling cutter body.

Description

Milling cutter for mining

Technical Field

The utility model relates to a milling cutter technical field specifically is a milling cutter is used in mining.

Background

Milling cutter has important effect in the field of machining, milling cutter is playing irreplaceable role in mining industry equally, milling cutter in the field of mining industry at present is the same as milling cutter in the field of machining, all formula structure as an organic whole, for milling cutter for machining, the volume of milling cutter for mining is great relatively, however, current milling cutter for mining's wear resistance is relatively poor with the anticorrosive effect, lead to milling cutter to receive serious wearing and tearing in long-time use, external corrosive substance can cause certain corruption to milling cutter simultaneously, cause the life reduction of milling cutter, can't satisfy people's user demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a milling cutter is used in mining possesses long service life's advantage, and it is relatively poor with the anticorrosion effect to have solved current milling cutter for mining's wear resistance, leads to milling cutter to receive serious wear in long-time use, and external corrosive substance can lead to the fact certain corruption to milling cutter simultaneously, causes milling cutter's life to reduce, can not satisfy the problem of people's user demand.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a milling cutter is used in mining, includes the facing cutter dish, equal fixedly connected with fixing base all around at the facing cutter top, bolt fixedly connected with milling cutter body is passed through to one side of fixing base, the milling cutter body includes the basic unit, the outer fixed surface of basic unit is connected with the enhancement layer, the outer fixed surface of enhancement layer is connected with wear-resisting anti-corrosion coating, wear-resisting anti-corrosion coating includes high-speed tool steel layer, stereoplasm alloy layer, tungsten carbide metal coating and alumina ceramic coating.

Preferably, the middle end of the bottom of the milling cutter disc is fixedly connected with an installation shaft, and the bottom of the installation shaft is provided with a threaded hole.

Preferably, the both ends of fixing base one side all fixedly connected with stopper, spacing hole has all been seted up at the both ends of milling cutter body, and the surface swing joint in stopper in spacing hole.

Preferably, the reinforcing layer comprises a high-strength steel layer, and a boron steel layer is fixedly connected to the outer surface of the high-strength steel layer.

Preferably, the outer surface of the high-speed tool steel layer is fixedly connected to the inner surface of the hard alloy layer, one side of the tungsten carbide metal coating is coated on the outer surface of the hard alloy layer, and one side of the alumina ceramic coating is coated on the other side of the tungsten carbide metal coating.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a setting of wear-resisting anti-corrosion coating in the milling cutter body, because tungsten carbide metal coating and alumina ceramic coating in the wear-resisting anti-corrosion coating have splendid corrosion resistance, form the sealed effect of two-level anticorrosion at the surface of milling cutter body, can carry out the effectual separation to external corrosive substance, avoided corrosive substance to cause the erosion to the milling cutter body, tungsten carbide metal coating and alumina ceramic coating and wear-resisting anti-corrosion coating medium-high speed tool steel layer and stereoplasm alloy layer all have good wear resistance simultaneously, multi-level wear-resisting effect has been formed in the milling cutter body, and then greatly improved the wear resistance of milling cutter body, under the effect of whole cooperation, greatly improved the wear resistance and the corrosion resistance of milling cutter body, and then improved the life of milling cutter body, solved the current wear resistance and the corrosion resistance effect of milling cutter for mining relatively poor, lead to milling cutter to receive serious wear in long-time use, external corrosive substance can lead to the fact certain corruption to milling cutter simultaneously, causes milling cutter's life to reduce, can not satisfy people's user demand's problem.

2. The utility model discloses a setting on high strength steel layer and boron steel layer in the enhancement layer, because high strength steel layer and boron steel layer possess splendid intensity, and then increased the intensity of milling cutter body, effectually prevent that milling cutter body from breaking occur in the use, through the mating action between spacing hole and the stopper, can carry out effectual spacing to milling cutter body, avoid milling cutter body to take place to rotate in the use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic sectional view of the milling cutter body of the present invention;

FIG. 3 is a schematic view of the structure of the reinforcing layer of the present invention;

fig. 4 is a schematic structural view of the wear-resistant and corrosion-resistant layer of the present invention.

In the figure: 1. a milling cutter body; 11. a wear-resistant anti-corrosion layer; 111. a high speed tool steel layer; 112. A hard alloy layer; 113. a tungsten carbide metal coating; 114. an alumina ceramic coating; 12. A reinforcing layer; 121. a high strength steel layer; 122. a boron steel layer; 13. a base layer; 2. a fixed seat; 3. a limiting block; 4. a limiting hole; 5. a milling cutter disc; 6. installing a shaft; 7. a threaded bore.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-4, a milling cutter for mining comprises a milling cutter disc 5, wherein a mounting shaft 6 is fixedly connected to the middle end of the bottom of the milling cutter disc 5, a threaded hole 7 is formed in the bottom of the mounting shaft 6, a fixing seat 2 is fixedly connected to the periphery of the top of the milling cutter disc 5, a milling cutter body 1 is fixedly connected to one side of the fixing seat 2 through a bolt, a limiting block 3 is fixedly connected to each end of one side of the fixing seat 2, a limiting hole 4 is formed in each end of the milling cutter body 1, the surface of each limiting hole 4 is movably connected to the surface of each limiting block 3, the milling cutter body 1 can be effectively limited through the cooperation between each limiting hole 4 and each limiting block 3, the milling cutter body 1 is prevented from rotating in the using process, the milling cutter body 1 comprises a base layer 13, the outer surface of the base layer 13 is fixedly connected with a reinforcing layer 12, the reinforcing layer, through the arrangement of the high-strength steel layer 121 and the boron steel layer 122 in the reinforcing layer 12, because the high-strength steel layer 121 and the boron steel layer 122 have excellent strength, the strength of the milling cutter body 1 is further increased, the milling cutter body 1 is effectively prevented from being broken in the use process, the outer surface of the reinforcing layer 12 is fixedly connected with the wear-resistant and corrosion-resistant layer 11, the wear-resistant and corrosion-resistant layer 11 comprises a high-speed tool steel layer 111, a hard alloy layer 112, a tungsten carbide metal coating 113 and an aluminum oxide ceramic coating 114, the outer surface of the high-speed tool steel layer 111 is fixedly connected to the inner surface of the hard alloy layer 112, one side of the tungsten carbide metal coating 113 is coated on the outer surface of the hard alloy layer 112, one side of the aluminum oxide ceramic coating 114 is coated on the other side of the tungsten carbide metal coating 113, and through the arrangement of the wear-resistant and corrosion-resistant layer 11 in the milling cutter body 1, because the tungsten carbide metal coating 113 and the aluminum oxide, the double-layer anti-corrosion sealing effect is formed on the outer surface of the milling cutter body 1, the external corrosive substances can be effectively blocked, the corrosion of the corrosive substances to the milling cutter body 1 is avoided, meanwhile, the tungsten carbide metal coating 113, the alumina ceramic coating 114, the high-speed tool steel layer 111 and the hard alloy layer 112 in the wear-resistant anti-corrosion layer 11 have good wear resistance, a multi-layer wear resistance effect is formed in the milling cutter body 1, the wear resistance of the milling cutter body 1 is greatly improved, the wear resistance and the anti-corrosion performance of the milling cutter body 1 are greatly improved under the action of integral matching, the service life of the milling cutter body 1 is further prolonged, the problems that the existing mining milling cutter is poor in wear resistance and anti-corrosion effect, the milling cutter is seriously worn in a long-time use process, and meanwhile, certain corrosion is caused by the external corrosive substances to the milling cutter are solved, so that the service life of the milling cutter is reduced and the use requirements of people cannot be met.

The utility model provides an all parts are the parts that general standard spare or technical staff in the field know, its structure and principle all are this technical staff all can learn through the technical manual or learn through conventional experimental method, the standard part that uses in this application file simultaneously all can purchase from the market, each part can all be customized according to the record of description and attached drawing in this application file, the concrete joining mode of each part all adopts conventional means such as ripe bolt in the prior art, rivets, welding, machinery, part and equipment all adopt conventional model among the prior art.

The standard parts used in this document are commercially available, all the components in this document are customized according to the description of the specification and the drawings, and the connection relationship and specific structure between the layers in this document are all performed by the prior art, such as by mechanical methods, by adhesives, by various welding methods (such as thermal welding, ultrasonic welding, flux, welding, and fusion welding), and no specific description is made here.

When in use, through the arrangement of the wear-resistant and corrosion-resistant layer 11 in the milling cutter body 1, because the tungsten carbide metal coating 113 and the alumina ceramic coating 114 in the wear-resistant and corrosion-resistant layer 11 have excellent corrosion resistance, a double-layer corrosion-resistant sealing effect is formed on the outer surface of the milling cutter body 1, external corrosive substances can be effectively blocked, the corrosion of the corrosive substances to the milling cutter body 1 is avoided, meanwhile, the tungsten carbide metal coating 113, the alumina ceramic coating 114, the high-speed tool steel layer 111 and the hard alloy layer 112 in the wear-resistant and corrosion-resistant layer 11 both have excellent wear resistance, a multi-layer wear-resistant effect is formed in the milling cutter body 1, the wear resistance of the milling cutter body 1 is greatly improved, under the integral matching effect, the wear resistance and the corrosion resistance of the milling cutter body 1 are greatly improved, and the service life of the milling cutter body 1 is further prolonged, through the setting on high strength steel layer 121 and boron steel layer 122 in the enhancement layer 12, because high strength steel layer 121 and boron steel layer 122 possess splendid intensity, and then increased milling cutter body 1's intensity, effectually prevent milling cutter body 1 fracture in the use, through the mating reaction between spacing hole 4 and stopper 3, can carry out effectual spacing to milling cutter body 1, avoid milling cutter body 1 to take place to rotate in the use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A milling cutter for mining, including milling cutter dish (5), its characterized in that: equal fixedly connected with fixing base (2) all around at milling cutter dish (5) top, bolt fixedly connected with milling cutter body (1) is passed through to one side of fixing base (2), milling cutter body (1) includes basic unit (13), the external fixed surface of basic unit (13) is connected with enhancement layer (12), the external fixed surface of enhancement layer (12) is connected with wear-resisting anti-corrosion coating (11), wear-resisting anti-corrosion coating (11) include high-speed tool steel layer (111), carbide layer (112), tungsten carbide metal coating (113) and alumina ceramic coating (114).

2. A milling cutter for mining use according to claim 1, characterized in that: the milling cutter head is characterized in that the middle end of the bottom of the milling cutter head (5) is fixedly connected with an installation shaft (6), and a threaded hole (7) is formed in the bottom of the installation shaft (6).

3. A milling cutter for mining use according to claim 1, characterized in that: the milling cutter is characterized in that limiting blocks (3) are fixedly connected to two ends of one side of the fixing seat (2), limiting holes (4) are formed in two ends of the milling cutter body (1), and the surfaces of the limiting holes (4) are movably connected to the surfaces of the limiting blocks (3).

4. A milling cutter for mining use according to claim 1, characterized in that: the reinforcing layer (12) comprises a high-strength steel layer (121), and a boron steel layer (122) is fixedly connected to the outer surface of the high-strength steel layer (121).

5. A milling cutter for mining use according to claim 1, characterized in that: the outer surface of the high-speed tool steel layer (111) is fixedly connected to the inner surface of the hard alloy layer (112), one side of the tungsten carbide metal coating (113) is coated on the outer surface of the hard alloy layer (112), and one side of the aluminum oxide ceramic coating (114) is coated on the other side of the tungsten carbide metal coating (113).

Images