CN213181111U

CN213181111U - Abrasive device of refractory material high temperature abrasion tester

Info

Publication number: CN213181111U
Application number: CN202021633006.XU
Authority: CN
Inventors: 余国山; 余金铭
Original assignee: Jingmen Lingling Refractory Technology Co ltd
Current assignee: Jingmen Lingling Refractory Technology Co ltd
Priority date: 2020-08-08
Filing date: 2020-08-08
Publication date: 2021-05-11
Anticipated expiration: 2030-08-08

Abstract

The invention discloses a grinding device of a refractory material high-temperature wear-resistant testing machine, which comprises a bottom plate, four groups of vertical rods are symmetrically fixed at four corners of the top end of the bottom plate, a cylinder is arranged at the center of the top end of a base, a mounting plate is fixed at the end part of a piston rod in the cylinder, a motor is arranged at the center of the top end of the mounting plate, the output end of the motor is connected with a mounting plate, two groups of support rods are symmetrically arranged at the bottom end of the mounting plate, the bottom ends of the support rods are fixed at the top end of the mounting plate, four groups of rectangular grooves are uniformly arranged on the circumference of the side wall of the mounting plate, a through screw hole is arranged at the center of each rectangular groove, a test bin is fixed at the top end of each vertical rod, a connecting screw hole is arranged, the installed part top is fixed with the experimental dish of refractory material, and the cooperation screw has been seted up to the installed part side.

Description

Abrasive device of refractory material high temperature abrasion tester

Technical Field

The invention relates to the field of refractory material wear-resisting tests, in particular to an abrasive device of a refractory material high-temperature wear-resisting test machine.

Background

Materials that are now defined as materials whose physicochemical properties allow them to be used in high temperature environments are referred to as refractory materials. The refractory material is widely applied to various fields of national economy such as steel, nonferrous metals, glass, cement, ceramics, petrifaction, machinery, boilers, light industry, electric power, military industry and the like, is an essential basic material for ensuring the production operation and the technical development of the industries, and plays an irreplaceable important role in the development of high-temperature industrial production. Abrasion is one of the main factors causing the breakage of the refractory material, so the wear resistance is an important index for the research and detection of the refractory material.

At present, the chinese patent with application number CN201921895212.5 discloses a heat energy equipment lining wear-resistant material normal temperature wear resistance testing machine, the invention can effectively improve the wear resistance efficiency of the tested material during friction turbine friction by inputting a pressurizing bin into a wear resistance test bin through a designed pressurizing bin through a high-pressure gas delivery pipe, a material placing rack is fixedly arranged on the upper surface of a testing machine chassis, a placing rack supporting rod is arranged on a lower surface bolt of the material placing rack, a wear resistance test bin is fixedly arranged on the upper surface of the testing machine chassis, an upper cover plate is fixedly arranged on the upper surface of the wear resistance test bin, the device is convenient for a placing device for taking the material through the designed material placing rack, the placing rack supporting rod and the placing hole, the placing device is convenient for workers to use, and experimental data can be visually observed through a designed pressure gauge and a wear level indicating gauge. However, when the device is used for carrying out a high-temperature wear-resistant abrasive test on the refractory material, the front surface of the refractory material which is statically placed is subjected to impact wear by using an abrasive medium under high-speed airflow, and the refractory material in a moving state cannot be subjected to a wear-resistant test. Based on the grinding device, the invention designs the grinding device of the high-temperature abrasion tester for the refractory material.

Disclosure of Invention

The invention aims to provide an abrasive device of a refractory material high-temperature abrasion resistance testing machine, which aims to solve the problem that when the device is used for carrying out a refractory material high-temperature abrasion resistance abrasive test, an abrasion medium is used for carrying out impact abrasion on the front surface of a statically placed refractory material under high-speed airflow, and the abrasion resistance test cannot be carried out on the refractory material in a motion state.

In order to achieve the purpose, the invention provides the following technical scheme:

a grinding device of a refractory material high-temperature wear-resistant testing machine comprises a bottom plate, four groups of vertical rods are symmetrically fixed at four corners of the top end of the bottom plate, an air cylinder is arranged at the center of the top end of a base, a mounting plate is fixed at the end part of a piston rod in the air cylinder, a motor is arranged at the center of the top end of the mounting plate, the output end of the motor is connected with a mounting plate, two groups of supporting rods are symmetrically arranged at the bottom end of the mounting plate, the bottom ends of the supporting rods are fixed at the top end of the mounting plate, four groups of rectangular grooves are uniformly arranged on the circumference of the side wall of the mounting plate, through screw holes are formed in the centers of the rectangular grooves, a test bin is fixed at the top end of each vertical rod, a through groove is formed in the center, the square block four-group vertical side center is fixed with a connecting plate, the connecting plate top is provided with and is connected with screw hole complex screw thread perforation, screw thread perforation and the internal thread connection of connecting screw have connecting bolt, the installed part has been placed in the mounting disc, the installed part top is fixed with refractory material test disc, screw hole complex cooperation screw has been seted up and runs through to the installed part side, cooperation screw and the internal thread connection of running through the screw have fixing bolt.

Preferably, the sum of the height of the air cylinder and the vertical distance from the bottom end of the mounting plate to the top end of the mounting plate is slightly smaller than the height of the vertical rod, and the height of the test chamber is smaller than the maximum value of the telescopic length of the piston rod in the air cylinder.

Preferably, the diameter of the through groove is equal to the outer diameter of the mounting disc, the four groups of connecting screw holes are uniformly arranged around the periphery of the top edge of the through groove, the diameter of the extrusion disc is equal to the diameter of the through groove, and the center of the bottom end of the extrusion disc is uniformly provided with the abrasive medium convex balls.

Preferably, the height of the connecting plate is equal to that of the rectangular block, the end face of the connecting plate and the vertical face of the side face of the test bin are the same vertical face, and the length of the connecting bolt is slightly larger than the sum of the depths of the threaded through hole and the connecting screw hole.

Preferably, the height of installed part equals the height of mounting disc inner chamber, the diameter of installed part equals the height of mounting disc inner chamber, fixing bolt's length slightly is greater than the cooperation screw and runs through the depth sum of screw and be less than the biggest horizontal distance of rectangular groove to cooperation screw tip.

Preferably, the diameter of the refractory test disc is between the diameter of the mounting member and the diameter of the mounting disc.

Compared with the prior art, the invention has the beneficial effects that: the mounting piece can be fixed in the mounting disc by arranging the mounting disc, the mounting piece, the through screw hole and the matching screw hole and connecting the matching screw hole and the through screw hole by using the fixing bolt in a threaded manner, so that the refractory material test disc is fixed above the mounting disc; by arranging the connecting plate, the connecting screw holes and the threaded through holes, the connecting bolt is matched with the connecting screw holes and the threaded through holes in a threaded manner, so that the extrusion disc is convenient to mount and dismount; through setting up the motor, utilize the motor to drive the mounting disc and rotate to make the experimental dish of refractory material on the mounting disc rotate, can test the wearing and tearing condition on its motion condition.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings described below are only some examples of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a schematic view of the structure of the mounting plate of the present invention;

FIG. 3 is a schematic view of the test chamber of the present invention;

FIG. 4 is a schematic view of the extrusion disk of the present invention;

FIG. 5 is a schematic cross-sectional view of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-bottom plate, 2-vertical rod, 3-air cylinder, 4-mounting plate, 5-motor, 6-mounting plate, 7-support rod, 8-rectangular groove, 9-through screw hole, 10-test chamber, 11-through groove, 12-connecting screw hole, 13-extrusion plate, 14-abrasive medium convex ball, 15-rectangular block, 16-handle, 17-connecting plate, 18-threaded hole, 19-connecting bolt, 20-mounting piece, 21-refractory material test plate, 22-matching screw hole and 23-fixing bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the examples of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

as shown in fig. 1 and 2, the abrasive device of the refractory material high-temperature wear-resistance testing machine comprises a bottom plate 1, four groups of vertical rods 2 are symmetrically fixed at four corners of the top end of the bottom plate 1, an air cylinder 3 is arranged at the center of the top end of the base 1, a mounting plate 4 is fixed at the end part of a piston rod in the air cylinder 3, a motor 5 is arranged at the center of the top end of the mounting plate 4, an output end of the motor 5 is connected with a mounting plate 6, the sum of the height of the air cylinder 3 and the vertical distance from the bottom end of the mounting plate 4 to the top end of the mounting plate 6 is slightly smaller than the height of the vertical rods 2, two groups of support rods 7 are symmetrically arranged at the bottom end of the mounting plate;

as shown in fig. 1, 3 and 4, a test chamber 10 is fixed at the top end of a vertical rod 2, the height of the test chamber 10 is less than the maximum value of the telescopic length of a piston rod in an air cylinder 3, a through groove 11 is formed in the center of the test chamber 10, the diameter of the through groove 11 is equal to the outer diameter of a mounting plate 6, a connecting screw hole 12 is formed in the circumference of the top end of the test chamber 10, four groups of connecting screw holes 12 are uniformly arranged around the circumference of the top end edge of the through groove 11, a squeezing disk 13 is installed in the through groove 11, the diameter of the squeezing disk 13 is equal to the diameter of the through groove 11, a grinding medium convex ball 14 is uniformly arranged in the center of the bottom end of the squeezing disk 13, a rectangular block 15 is fixed in the center of the top end of the rectangular block 15, connecting plates 17 are fixed in the centers of four groups of vertical side surfaces of the rectangular block 15, the height, the top end of the connecting plate 17 is provided with a threaded through hole 18 matched with the connecting screw hole 12;

as shown in fig. 1 and 5, a connecting bolt 19 is connected to the threaded through hole 18 and the connecting screw hole 12 through threads, the length of the connecting bolt 19 is slightly greater than the sum of the depths of the threaded through hole 18 and the connecting screw hole 12, an installation member 20 is placed in the installation disc 6, the height of the installation member 20 is equal to the height of the inner cavity of the installation disc 6, the diameter of the installation member 20 is equal to the height of the inner cavity of the installation disc 6, a refractory material test disc 21 is fixed at the top end of the installation member 20, the diameter of the refractory material test disc 21 is between the diameters of the installation member 20 and the installation disc 6, a matching screw hole 22 matched with the through screw hole 9 is formed in the side surface of the installation member 20, a fixing bolt 23 is connected to the through screw hole 9 through threads, and the length of the fixing bolt 23 is slightly greater than the sum.

One specific application of this embodiment is: firstly, the device is installed, the extrusion disc 13 is installed in the through groove 11, the connecting bolt 19 is used for connecting the threaded through hole 18 and the connecting screw hole 12 in a threaded manner, the connecting plate 17 is fixed on the test chamber 10, thereby realizing the installation of the extrusion disc, then the mounting piece 20 with the refractory material test disc 21 is placed in the mounting disc 6, the fixing bolt 23 is used for connecting the matching screw hole 22 and the through screw hole 9 in a threaded manner, the fixing of the mounting piece 20 and the mounting disc 6 is realized, thereby realizing the installation of the refractory material test disc 21, starting the cylinder 3 to drive the installation disc 6 to move upwards to enter the through groove 11, so that the refractory material test disc 21 is contacted with the abrasive medium convex ball 14 below the extrusion disc 13, the motor 5 is started to drive the mounting disc 6 to rotate, the abrasion condition of the movement condition can be tested by enabling the refractory material test disc 21 to be in rotating contact with the medium convex ball 14.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a refractory material high temperature abrasion tester's abrasive device, includes bottom plate (1), its characterized in that: four groups of upright rods (2) are symmetrically fixed at four corners of the top of the bottom plate (1), a cylinder (3) is arranged at the center of the top of the bottom plate (1), a mounting plate (4) is fixed at the end part of a piston rod inside the cylinder (3), a motor (5) is arranged at the center of the top of the mounting plate (4), an installation disc (6) is connected with the output end of the motor (5), two groups of support rods (7) are symmetrically arranged at the bottom of the installation disc (6), the bottom ends of the support rods (7) are fixed at the top of the mounting plate (4), four groups of rectangular grooves (8) are uniformly arranged on the circumference of the side wall of the installation disc (6), through screw holes (9) are formed in the center of each rectangular groove (8), a test bin (10) is fixed at the top of the upright rods (2), a through groove (11, an extrusion disc (13) is arranged in the through groove (11), a rectangular block (15) is fixed at the center of the top end of the extrusion disc (13), a handle (16) is fixed at the center of the top end of the rectangular block (15), connecting plates (17) are fixed at the centers of four groups of vertical side surfaces of the rectangular block (15), the top end of the connecting plate (17) is provided with a threaded through hole (18) matched with the connecting screw hole (12), the inner parts of the threaded through hole (18) and the connecting screw hole (12) are connected with a connecting bolt (19) through threads, a mounting piece (20) is arranged in the mounting plate (6), a refractory material test plate (21) is fixed at the top end of the mounting piece (20), the side surface of the mounting piece (20) is provided with a matching screw hole (22) matched with the through screw hole (9), and the matching screw hole (22) and the penetrating screw hole (9) are internally and threadedly connected with a fixing bolt (23).

2. The abrasive device of the refractory high-temperature abrasion tester according to claim 1, wherein: the sum of the height of the air cylinder (3) and the vertical distance from the bottom end of the mounting plate (4) to the top end of the mounting plate (6) is slightly smaller than the height of the vertical rod (2), and the height of the test bin (10) is smaller than the maximum value of the telescopic length of the piston rod in the air cylinder (3).

3. The abrasive device of the refractory high-temperature abrasion tester according to claim 1, wherein: the diameter that leads to groove (11) equals the external diameter of mounting disc (6), connect screw hole (12) total four groups and evenly set up round leading to groove (11) top edge circumference, the diameter of extrusion dish (13) equals the diameter that leads to groove (11), extrusion dish (13) bottom center evenly is provided with abrasive medium protruding ball (14).

4. The abrasive device of the refractory high-temperature abrasion tester according to claim 1, wherein: the height of the connecting plate (17) is equal to that of the rectangular block (15), the vertical surface where the end face of the connecting plate (17) and the side face of the test bin (10) are located is the same vertical surface, and the length of the connecting bolt (19) is slightly larger than the sum of the depths of the threaded through hole (18) and the connecting screw hole (12).

5. The abrasive device of the refractory high-temperature abrasion tester according to claim 1, wherein: the height of installed part (20) equals the height of mounting disc (6) inner chamber, the diameter of installed part (20) equals the height of mounting disc (6) inner chamber, the length of fixing bolt (23) slightly is greater than the cooperation screw hole (22) and runs through the degree of depth sum of screw hole (9) and is less than the biggest horizontal distance of rectangular groove (8) to cooperation screw hole (22) tip.

6. The abrasive device of the refractory high-temperature abrasion tester according to claim 1, wherein: the diameter of the refractory material test disc (21) is between the diameter of the mounting piece (20) and the diameter of the mounting disc (6).