Long-life wear-resistant lining plate for semi-autogenous mill

Abstract

The utility model relates to the field of semi-autogenous mills, in particular to a long-service-life wear-resistant lining plate for a semi-autogenous mill, which comprises a bottom layer lining plate body, a main body for bearing a lining plate assembly, and concave anti-skid grains arranged at the bottom of the bottom layer lining plate body and used for enhancing friction force, and a coupling embedded groove is formed in the bottom layer lining plate body. The lining plate for the semi-autogenous mill is provided with the bottom-layer lining plate body, the upper-layer lining plate body, the wear-resistant protective layer, the upper wear-resistant balls and the side wear-resistant balls, when the lining plate for the semi-autogenous mill is used, firstly, the bottom-layer lining plate body is connected with the upper-layer lining plate body through the positioning holes and the positioning columns, so that the thickness of the whole lining plate is increased, and the bottom layer provides a stable foundation; the upper layer directly bears abrasion, the layered design is beneficial for dispersing stress and enhancing the overall stability of the lining plate, so that the service life is prolonged, then the surface of the upper layer lining plate body is trapezoidal, uniform distribution and flowing of materials and grinding balls are facilitated, and the possibility of local abrasion is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of semi autogenous mill, concretely relates to long -life wear -resistant lining plate for semi autogenous mill. BACKGROUND

[0002] The working principle of the semi autogenous mill is motor driving, the cylinder part is driven to rotate through the transmission part, when the cylinder rotates, the grinding medium and the ore in the cylinder are lifted to a certain height under the action of friction and centrifugal force, then are thrown down according to certain linear velocity, the ore is crushed by the impact of falling steel balls and the additional crushing and grinding of steel balls and steel balls and between steel balls and wear -resistant lining plate, and the qualified material is sent out of the cylinder by the impact force of water, the main function of the wear -resistant lining plate is to lift the mineral and the grinding medium, make them rub and collide with each other, thereby crushing and grinding the mineral, and protecting the mill itself from the damage of the mineral and the grinding medium.

[0003] Through the retrieval, the semi autogenous mill lining plate of a kind of semi autogenous mill is specifically disclosed in the patent no.CN210045340U, including L-type lining plate and wave type lining plate, the L-type lining plate includes arc-shaped mounting plate, four prism lifting block and inclined strut, the first connecting screw hole is opened in the sidewall of arc-shaped mounting plate, and the first arc-shaped recess is opened in the outer side of arc-shaped mounting plate left end face, the first arc-shaped pressing block is equipped with on the outer side of arc-shaped mounting plate right end face, the wave type lining plate includes arc-shaped splicing plate and arc-shaped boss, the second arc-shaped recess is opened in the outer side of arc-shaped splicing plate left end, and the second arc-shaped pressing block is equipped with on the outer side of arc-shaped splicing plate right end, this kind of semi autogenous mill lining plate can guarantee the grinding efficiency effect of coarse and fine material, can also avoid the impact of steel ball falling to cause damage to L-type lining plate and wave type lining plate, greatly improve the service life of lining plate, and then guarantee the continuity and use rate of semi autogenous mill equipment production use.

[0004] The existing long -life wear -resistant lining plate for semi autogenous mill in use process, because the lining plate of semi autogenous mill often rubs with mineral and grinding medium, and the lining plate of semi autogenous mill lacks wear -resistant design, will make the wear resistance of lining plate greatly reduce, and the long -life wear -resistant lining plate for semi autogenous mill in the above comparative case also lacks the ability of long -life wear -resistance, so that the lining plate will appear serious wear in a short time under long -term use, needs frequent replacement, increases maintenance cost and the risk of production interruption.

[0005] Therefore, it is necessary to invent long -life wear -resistant lining plate for semi autogenous mill to solve the above problems. UTILITY MODEL CONTENTS

[0006] The utility model discloses a long life wear -resisting lining plate for semi -autogenous mill, through bottom lining plate body, upper layer lining plate body, wear -resisting protective layer, upper wear -resisting ball and side wear -resisting ball realize and make this semi -autogenous mill with lining plate have long life wear -resisting characteristics, through the comprehensive use of layered structure, trapezoidal surface, wear -resisting point and wear -resisting protective layer etc. Design element, effectively improve the wear resistance, stability and rigidity of lining plate, prolong the service life, and reduce the effect of maintenance and replacement cost, to solve the long life wear -resisting lining plate for semi -autogenous mill in prior art in the use process, because the lining plate of semi -autogenous mill often rubs with mineral and grinding medium, and the lining plate of semi -autogenous mill lacks wear -resistant design, will make the wear resistance of lining plate will greatly reduce, and the long life wear -resistant lining plate for semi -autogenous mill in above-mentioned proportion case also lacks long life wear -resistant capacity, so long -term use lining plate will appear serious wear in a short time, need frequently replace, increase the maintenance cost and the risk of production interruption problem.

[0007] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: long life wear -resisting lining plate for semi -autogenous mill, including bottom lining plate body, for bearing lining plate assembly's main part;

[0008] The concave anti -skid line is arranged at the bottom of the bottom lining plate body and is used for enhancing friction force, and a coupling embedded groove is formed in the inside of the bottom lining plate body, and side stiffening ribs are fixedly installed on the upper sides of the bottom lining plate body.

[0009] The positioning hole is arranged in the inside of the coupling embedded groove and is used for assisting positioning installation, and a positioning column is movably connected in the inside of the positioning hole, the upper side of the positioning column is fixedly installed with the upper layer lining plate body, a wear -resistant protective layer is attached to the surface of the upper layer lining plate body, an upper wear -resistant ball is fixedly installed on the upper side of the upper layer lining plate body, and side wear -resistant balls are fixedly installed on the two sides of the upper layer lining plate body.

[0010] Preferably, the number of side stiffening ribs is multiple, and the multiple side stiffening ribs are distributed at equal intervals on the bottom lining plate body.

[0011] Preferably, the positioning column fixedly installed at the bottom of the upper layer lining plate body is connected with the positioning hole formed in the inside of the coupling embedded groove, and the positioning column and the positioning hole are used in cooperation.

[0012] Preferably, a first through screw hole is arranged in the inside of the bottom lining plate body, and a second through screw hole is arranged on the upper side of the upper layer lining plate body.

[0013] Preferably, a through fastening bolt is penetrated in the inside of the second through screw hole, a torsion gasket is movably connected to the outside of the through fastening bolt, and a self-milling inner lining cylinder is movably connected to the bottom end of the through fastening bolt.

[0014] Preferably, the number of the upper wear-resistant balls is set to be multiple, and the multiple upper wear-resistant balls are distributed at equal intervals on the upper layer lining body.

[0015] In the above technical solution, the technical effects and advantages provided by the utility model are as follows:

[0016] The utility model discloses a bottom lining body, upper layer lining body, wear -resisting protective layer, upper wear -resistant ball and side wear -resistant ball are provided, when using this semi -autogenous mill lining, first bottom lining body is connected with upper layer lining body through positioning hole and positioning column, make the whole lining's self strengthen the thickness, and the bottom provides stable base, and the upper layer bears abrasion directly, and this layered design helps to disperse stress, enhances the overall stability of lining, thereby prolongs the service life, then the surface shape of upper layer lining body is trapezoidal, helps the uniform distribution and flow of material and grinding ball, reduces the possibility of local abrasion, thereby prolongs the service life of lining, and the upper surface is also attached with wear -resisting protective layer, and this coating has very high wear resistance and impact resistance, can effectively protect the lining surface from the abrasion of material and grinding ball, and the wear -resistant point formed by upper wear -resistant ball and side wear -resistant ball can bear greater abrasion, effectively prolongs the wear -resisting life of lining, and the semi -autogenous mill lining has the characteristics of long -life wear -resisting by the cooperation of the use, through the comprehensive use of layered structure, trapezoidal surface, wear -resistant point and wear -resisting protective layer and other design elements, the wear resistance, stability and rigidity of lining are effectively improved, the service life is prolonged, and the maintenance and replacement cost is reduced.

[0017] The utility model discloses a bottom lining body, concave anti -skid line, upper layer lining body, through fastening bolt, torsional gasket and autogenous mill lining cylinder are provided, when using this semi -autogenous mill long -life wear -resistant lining, through fastening bolt connects bottom lining body and upper layer lining body, not only strengthen the stability of layered structure, and upper layer through bolt to bottom and autogenous mill lining cylinder connect, this connection mode ensures the firm connection between lining and autogenous mill lining cylinder, prevents the falling or loosening of lining in the ore grinding process, and the bottom of bottom lining body is provided with multiple concave anti -skid lines, effectively increases the friction between lining and semi -autogenous mill autogenous mill lining cylinder, prevents the sliding of lining in the ore grinding process because of vibration or impact, ensures that lining always keeps in the correct position. ACCURACY

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments described in the present application, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0019] Figure 1 It is the whole structure schematic diagram of the utility model.

[0020] Figure 2 It is the side stiffening rib structure schematic view of the utility model;

[0021] Figure 3 It is the upper layer lining plate body structure schematic view of the utility model;

[0022] Figure 4 It is the upper wear-resistant ball structure schematic view of the utility model;

[0023] Figure 5 It is the torsion gasket structure schematic view of the utility model.

[0024] Mark explanation:

[0025] 1, bottom lining plate body; 2, concave anti-skid line; 3, coupling embedded groove; 4, side stiffening rib; 5, positioning hole; 6, positioning column; 7, upper layer lining plate body; 8, wear-resistant protective layer; 9, first through screw hole; 10, second through screw hole; 11, upper wear-resistant ball; 12, side wear-resistant ball; 13, through fastening bolt; 14, torsion gasket; 15, self-grinding inner lining cylinder. Specific implementation

[0026] In order to make the technical personnel of the prior art better understand the technical scheme of the utility model, the utility model will be further introduced in detail below with the accompanying drawings.

[0027] The utility model provides long life wear-resistant lining plate for semi-autogenous mill as Figures 1-5 The utility model discloses a long life wear-resistant lining plate for semi-autogenous mill, including bottom lining plate body 1, the main body for bearing lining plate component,

[0028] The concave anti-skid line 2 is arranged at the bottom of the bottom lining plate body 1, is used for strengthening friction, and the inside of the bottom lining plate body 1 is provided with the coupling embedded groove 3, and the upper side of the bottom lining plate body 1 is fixedly installed with the side stiffening rib 4.

[0029] The positioning hole 5 is arranged in the inside of the coupling embedded groove 3 and is used for assisting positioning installation, and the inside of the positioning hole 5 is movably connected with the positioning column 6, the upper side of the positioning column 6 is fixedly installed with the upper layer lining plate body 7, the surface of the upper layer lining plate body 7 is pasted with the wear-resistant protective layer 8, the upper side of the upper layer lining plate body 7 is fixedly installed with the upper wear-resistant ball 11, the both sides of the upper layer lining plate body 7 are fixedly installed with the side wear-resistant ball 12, and the upper surface is also pasted with the wear-resistant protective layer 8, and this coating has very high wear resistance and impact resistance, can effectively protect the lining plate surface from the wear of material and grinding ball, and the wear point formed by the cooperation of the upper wear-resistant ball 11 and the side wear-resistant ball 12 can bear greater wear, effectively prolongs the wear-resistant life of the lining plate.

[0030] As Figure 1 , Figure 2 And Figure 3As shown, the number of side stiffening ribs 4 is set to multiple, multiple side stiffening ribs 4 are distributed at equal intervals on the bottom lining body 1, the side stiffening ribs 4 are used to assist the upper lining body 7 to fit with the bottom lining body 1, and provide support force for the side wall, the positioning column 6 fixedly installed at the bottom of the upper lining body 7 is clamped and connected with the positioning hole 5 opened in the inside of the coupling embedded groove 3, the positioning column 6 is used in cooperation with the positioning hole 5, the bottom lining body 1 is connected with the upper lining body 7 through the positioning hole 5 and the positioning column 6, so that the thickness of the whole lining is strengthened.

[0031] As shown in Figure 1 , Figure 4 and Figure 5 , the inside of the bottom lining body 1 is provided with a first through screw hole 9, and the upper side of the upper lining body 7 is provided with a second through screw hole 10. By penetrating the first through screw hole 9 and the second through screw hole 10, the penetrating fastening bolt 13 connects the bottom lining body 1 and the upper lining body 7, and strengthens the stability of the layered structure. The inside of the second through screw hole 10 penetrates the penetrating fastening bolt 13, the outside of the penetrating fastening bolt 13 movably connects the torsion pad 14, and the bottom end of the penetrating fastening bolt 13 movably connects the self-grinding liner 15. The upper penetrating bolt is connected to the bottom and the self-grinding liner 15. This connection mode ensures the firm connection between the lining and the self-grinding liner 15, prevents the lining from falling off or loosening during the grinding process, and the number of upper wear-resistant balls 11 is set to multiple, multiple upper wear-resistant balls 11 are distributed at equal intervals on the upper lining body 7, and the wear-resistant points formed by the upper wear-resistant balls 11 and the side wear-resistant balls 12 can withstand greater wear.

[0032] The utility model discloses a long life wear -resisting lining plate for semi -autogenous mill, which belongs to the technical field of mining equipment, and can effectively prolong the service life of the lining plate of semi -autogenous mill, and the utility model discloses the following technical scheme: the surface shape of the upper lining plate body 7 is trapezoidal, and the uniform distribution and flow of material and grinding balls are facilitated, and the possibility of local wear is reduced, thereby prolonging the service life of the lining plate, the upper surface is further pasted with wear -resisting protective layer 8, and the coating has very high wear resistance and impact resistance, can effectively protect the lining plate surface from the wear of material and grinding balls, and the wear -resisting point formed by the cooperation of wear -resisting ball 11 and side wear -resisting ball 12 can bear greater wear, effectively prolong the wear -resisting life of the lining plate, then the bottom lining plate body 1 and the upper lining plate body 7 are connected through the penetration fastening bolt 13, so that the stability of the layered structure is strengthened, and the upper penetration bolt is connected to the bottom and the self -milling lining cylinder 15, and the connection mode ensures the firm connection between the lining plate and the self -milling lining cylinder 15, prevents the lining plate from falling off or loosening in the grinding process, and then a plurality of concave anti -skid lines 2 are arranged at the bottom of the bottom lining plate body 1, effectively increase the friction between the lining plate and the self -milling lining cylinder 15 of semi -autogenous mill, prevent the lining plate from sliding due to vibration or impact in the grinding process, and ensure that the lining plate always remains in the correct position, so that after the installation of all long life wear -resisting lining plates for semi -autogenous mill is completed, the self -milling lining cylinder 15 can be normally used, so that the lining plate for semi -autogenous mill has the characteristics of long life wear resistance, and through the comprehensive use of the design elements such as layered structure, trapezoidal surface, wear -resisting point and wear -resisting protective layer 8, the wear resistance, stability and rigidity of the lining plate are effectively improved, and the service life is prolonged, finally, after the installation and use of all long life wear -resisting lining plates for semi -autogenous mill are completed according to the above operation, the device is maintained daily, and the material of wear -resisting protective layer 8 is chromium molybdenum alloy steel, so that the use process of the long life wear -resisting lining plate for semi -autogenous mill is completed.

[0033] The above only describes certain exemplary embodiments of the utility model in a descriptive manner, without doubt, for ordinary skilled person in the art, under the condition of not deviating from the spirit and scope of the utility model, the described embodiments can be modified in various different ways. Therefore, the above drawings and description are illustrative in nature, and should not be understood as limiting the scope of protection of the utility model claims.

Claims

1. A long-life wear-resistant liner plate for a semi-autogenous mill, characterized by: Include The bottom lining body (1) is used for carrying the main body of the lining plate assembly; The concave anti-skid line (2) is arranged at the bottom of the bottom lining body (1), which is used for enhancing the friction force, and the inside of the bottom lining body (1) is provided with a coupling embedded groove (3), and the upper sides of the bottom lining body (1) are fixedly installed with side stiffening ribs (4); The positioning hole (5) is arranged in the inside of the coupling embedded groove (3), which is used for auxiliary positioning and installation, and the inside of the positioning hole (5) is movably connected with a positioning column (6), the upper side of the positioning column (6) is fixedly installed with an upper lining body (7), the surface of the upper lining body (7) is pasted with a wear-resistant protective layer (8), the upper side of the upper lining body (7) is fixedly installed with an upper wear-resistant ball (11), and the two sides of the upper lining body (7) are fixedly installed with side wear-resistant balls (12).

2. The long-life wear-resistant liner plate for a semi-autogenous mill according to claim 1, characterized by: The number of the side stiffening ribs (4) is set to be multiple, and the multiple side stiffening ribs (4) are distributed at equal intervals on the bottom lining body (1).

3. The long-life wear-resistant liner plate for a semi-autogenous mill according to claim 1, characterized by: The positioning column (6) fixedly installed at the bottom of the upper lining body (7) is clamped and connected with the positioning hole (5) arranged in the inside of the coupling embedded groove (3), and the positioning column (6) is used in cooperation with the positioning hole (5).

4. The long-life wear-resistant liner plate for a semi-autogenous mill according to claim 1, characterized by: The inside of the bottom lining body (1) is provided with a first through screw hole (9), and the upper side of the upper lining body (7) is provided with a second through screw hole (10).

5. The long-life wear-resistant liner for a semi-autogenous mill according to claim 4, characterized in that: The inside of the second through screw hole (10) is penetrated with a through fastening bolt (13), the outside of the through fastening bolt (13) is movably connected with a torsion gasket (14), and the bottom end of the through fastening bolt (13) is movably connected with a self-grinding lining barrel (15).

6. The long-life wear-resistant liner plate for a semi-autogenous mill according to claim 1, characterized by: The number of the upper wear-resistant ball (11) is set to be multiple, and the multiple upper wear-resistant balls (11) are distributed at equal intervals on the upper lining body (7).

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