Sample grinding and polishing machine for metallographic detection

Abstract

The utility model relates to the technical field of metallographic detection and discloses a sample grinding and polishing machine for metallographic detection, which comprises a grinding device and a metallographic detection body, an optical detection device is mounted at the left end of the metallographic detection body, and a water outlet faucet is mounted at the rear end of the metallographic detection body. A limiting threaded rod is fixedly connected to the right side of the surface of the top end of the metallographic detection body, and the grinding device is installed at the right end of the metallographic detection body. According to the sample grinding and polishing machine for metallographic detection, by arranging the water outlet pipeline, the screening net and the grinding assembly, sewage can be discharged through the water outlet pipeline in the grinding assembly, sewage can be conveniently discharged after a sample is ground by the grinding assembly, sewage accumulation in the grinding assembly can be avoided, and a large amount of time is not needed for treating the sewage; and the limiting insertion block is arranged on the surface of the threaded end of the fixed threaded rod, so that the metal barrier plate and the connecting metal plate can be limited and fixed, and the position of the water outlet pipeline can be limited and fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of metallographic inspection, in particular to a sample grinding and polishing machine for metallographic inspection. Background Technique

[0002] Metallographic inspection is a commonly used inspection method in the fields of materials science and engineering, and is used to analyze the microstructure and properties of metal materials.

[0003] A metallographic polishing machine is one of the sample preparation devices before metallographic inspection. It is mainly used for polishing metal samples to obtain a smooth surface so that the samples are suitable for observation under a metallographic microscope or an electron microscope. The metallographic polishing machine is usually equipped with tools such as grinding wheels or abrasive papers. By means of rotation and pressurization, etc., the rough parts on the surface of the metal sample are removed, so as to obtain a high-quality polished surface.

[0004] Existing metallographic polishing machines sometimes have a water spraying device, which can wet and polish the sample with water. However, it is easy for sewage to accumulate, making the discharge of sewage relatively troublesome. It takes a lot of time to treat the sewage. Content of the Utility Model

[0005] The purpose of the utility model is to provide a sample grinding and polishing machine for metallographic inspection, so as to solve the problems put forward in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A sample grinding and polishing machine for metallographic inspection, including a grinding device and a metallographic inspection body. An optical inspection device is installed at the left end of the metallographic inspection body, a water outlet faucet is installed at the rear end of the metallographic inspection body, a limiting threaded rod is fixedly connected to the right side of the top surface of the metallographic inspection body, and the grinding device is installed at the right end of the metallographic inspection body.

[0007] The grinding device includes a grinding component, a limiting cover plate, a water outlet pipe and a screening net. The limiting cover plate is located at the upper end of the grinding device. The limiting cover plate is movably connected to the top surface of the grinding component. The water outlet pipe is installed at the right end of the grinding component, and a screening net is installed at the upper end of the water outlet pipe.

[0008] Preferably, the grinding component includes an abrasive disc, a connecting metal plate, a metal blocking plate, a fixing threaded rod and a limiting insert block. The metal blocking plate is located at the lower end of the grinding component. The metal blocking plate is movably connected to the lower end of the connecting metal plate. The fixing threaded rod is fixedly connected to the front surface of the metal blocking plate. The limiting insert block is movably connected to the front end of the fixing threaded rod. The connecting metal plate is fixedly connected to the bottom surface of the abrasive disc.

[0009] Preferably, the limiting cover plate is movably connected to the top surface of the abrasive disc. The limiting cover plate is movably connected to the upper end of the limiting threaded rod. A hexagonal nut is rotated on the threaded end surface of the limiting threaded rod. The hexagonal nut is movably connected to the top surface of the limiting cover plate. And the limiting cover plate is movably connected to the top surface of the water outlet pipe, and the limiting cover plate is movably connected to the top surface of the screening net.

[0010] Preferably, the abrasive disc is installed at the right end of the metallographic inspection body. The connecting metal plate is movably connected to the right end of the metallographic inspection body. An annular groove is formed at the edge of the abrasive disc, and a water through groove is formed at the upper end of the abrasive disc, which is convenient for the sewage after grinding inside the abrasive disc to enter the annular groove through the water through groove, so that the sewage is discharged through the water outlet pipe.

[0011] Preferably, the limiting plug is movably connected to the lower end of the connecting metal plate. The fixing threaded rod is movably connected to the lower end of the connecting metal plate. Push the metal baffle, and the optical detection device rotates at the lower end of the connecting metal plate, so that the metal baffle drives the fixing threaded rod to be inserted into the lower end of the connecting metal plate, and the limiting plug is inserted into the lower end of the connecting metal plate, so as to limit and fix the positions of the connecting metal plate and the metal baffle.

[0012] Preferably, the water outlet pipe is movably connected to the right end of the abrasive disc. The screening net is movably connected to the right end of the abrasive disc. The water outlet pipe is installed at the right end of the metallographic inspection body. Push the water outlet pipe downward to make the water outlet pipe inserted into the right end of the abrasive disc, so that the bottom surface of the screening net is movably connected to the right end of the abrasive disc, and the water outlet pipe can move downward along the inner wall surface of the connecting metal plate, so as to determine the position of the water outlet pipe.

[0013] Preferably, the metal baffle is movably connected to the lower end of the water outlet pipe.

[0014] Compared with the prior art, the beneficial effects of the present utility model are:

[0015] 1. For the sample grinding and polishing machine for metallographic inspection, by setting a water outlet pipe, a screening net and a grinding assembly, the water outlet pipe in the grinding assembly can discharge sewage, which is convenient for discharging the sewage after grinding the sample by the grinding assembly, can avoid the accumulation of sewage inside the grinding assembly, does not require spending a lot of time to treat the sewage, and can increase the service time of the device.

[0016] 2. For the sample grinding and polishing machine for metallographic inspection, by setting a limiting plug, a fixing threaded rod and a metal baffle, the limiting plug is still on the threaded end surface of the fixing threaded rod, so that the metal baffle and the connecting metal plate can be limited and fixed, and the position of the water outlet pipe can be limited and fixed, making the replacement of the water outlet pipe more convenient and fast. Description of the Drawings

[0017] Figure 1 This is the overall three-dimensional schematic diagram of the present utility model;

[0018] Figure 2 For the present utility model Figure 1 The partial enlarged schematic diagram of the structure at position A in;

[0019] Figure 3 This is the three-dimensional schematic diagram of the grinding device of the present utility model;

[0020] Figure 4 This is the three-dimensional schematic diagram of the grinding assembly of the present utility model;

[0021] Figure 5 For the present utility model Figure 4 The partial enlarged schematic diagram of the structure at position B in;

[0022] Figure 6 This is the three-dimensional schematic diagram of the water outlet pipe and the screening net of the present utility model.

[0023] In the figure: 1. Grinding device; 11. Grinding assembly; 111. Grinding disc; 112. Connecting metal plate; 113. Metal baffle; 114. Fixed threaded rod; 115. Limit insertion block; 12. Limit cover plate; 13. Water outlet pipe; 14. Screening net; 2. Metallographic detection body; 3. Optical detection device; 4. Water outlet faucet; 5. Limit threaded rod. Specific embodiments

[0024] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0025] Please refer to Figures 1-6 , the present utility model provides the following technical solutions:

[0026] A sample grinding and polishing machine for metallographic detection, comprising a grinding device 1 and a metallographic detection body 2. An optical detection device 3 is installed at the left end of the metallographic detection body 2, a water outlet faucet 4 is installed at the rear end of the metallographic detection body 2, a limit threaded rod 5 is fixedly connected to the right side of the top surface of the metallographic detection body 2, and the grinding device 1 is installed at the right end of the metallographic detection body 2.

[0027] The grinding device 1 includes a grinding assembly 11, a limit cover plate 12, a water outlet pipe 13 and a screening mesh 14. The limit cover plate 12 is located at the upper end of the grinding device 1. The limit cover plate 12 is movably connected to the top surface of the grinding assembly 11, the limit cover plate 12 is movably connected to the top surface of the grinding disc 111, the limit cover plate 12 is movably connected to the upper end of the limit threaded rod 5. A hexagonal nut is rotated on the threaded end surface of the limit threaded rod 5. The hexagonal nut is movably connected to the top surface of the limit cover plate 12. And the limit cover plate 12 is movably connected to the top surface of the water outlet pipe 13, the limit cover plate 12 is movably connected to the top surface of the screening mesh 14. The water outlet pipe 13 is installed at the right end of the grinding assembly 11. A screening mesh 14 is installed at the upper end of the water outlet pipe 13.

[0028] The grinding assembly 11 includes a grinding disc 111, a connecting metal plate 112, a metal baffle 113, a fixing threaded rod 114 and a limit insert block 115. The metal baffle 113 is located at the lower end of the grinding assembly 11. The metal baffle 113 is movably connected to the lower end of the connecting metal plate 112, the metal baffle 113 is movably connected to the lower end of the water outlet pipe 13. The fixing threaded rod 114 is fixedly connected to the front surface of the metal baffle 113. The limit insert block 115 is movably connected to the front end of the fixing threaded rod 114. The limit insert block 115 is movably connected to the lower end of the connecting metal plate 112. The fixing threaded rod 114 is movably connected to the lower end of the connecting metal plate 112. Push the metal baffle 113, and the optical detection device 3 rotates at the lower end of the connecting metal plate 112, so that the metal baffle 113 drives the fixing threaded rod 114 to be inserted into the lower end of the connecting metal plate 112, and the limit insert block 115 is inserted into the lower end of the connecting metal plate 112, so as to be able to limit and fix the positions of the connecting metal plate 112 and the metal baffle 113. The connecting metal plate 112 is fixedly connected to the bottom surface of the grinding disc 111. The grinding disc 111 is installed at the right end of the metallographic detection body 2. The connecting metal plate 112 is movably connected to the right end of the metallographic detection body 2. An annular groove is provided at the edge of the grinding disc 111, and a water passing groove is provided at the upper end of the grinding disc 111, which is convenient for the sewage after grinding inside the grinding disc 111 to enter the annular groove through the water passing groove, so that the sewage is discharged through the water outlet pipe 13. The water outlet pipe 13 is movably connected to the right end of the grinding disc 111. The screening mesh 14 is movably connected to the right end of the grinding disc 111. The water outlet pipe 13 is installed at the right end of the metallographic detection body 2. Push the water outlet pipe 13 downward, so that the water outlet pipe 13 is inserted into the right end of the grinding disc 111, so that the bottom surface of the screening mesh 14 is movably connected to the right end of the grinding disc 111, and the water outlet pipe 13 can move downward along the inner wall surface of the connecting metal plate 112, so as to be able to determine the position of the water outlet pipe 13.

[0029] During use, hold the grinding disc 111 and move it downward to install the grinding disc 111 at the right end of the metallographic inspection body 2, which can initially determine the position of the grinding disc 111.

[0030] When the grinding disc 111 moves downward, the connecting metal plate 112 that the grinding disc 111 can push moves downward, causing the connecting metal plate 112 to move downward along the right side surface of the metallographic inspection body 2, and the position of the connecting metal plate 112 can be determined.

[0031] Push the two screening nets 14 to move towards each other, insert the two screening nets 14 into the upper end of the water inlet and outlet pipe 13, so that the front surface of the water outlet pipe 13 and the front surface of the screening net 14 are on the same horizontal plane.

[0032] Push the water outlet pipe 13 downward, insert the water outlet pipe 13 into the right end of the grinding disc 111, so that the bottom surface of the screening net 14 is connected to the bottom surface inside the grinding disc 111, thereby determining the position of the water outlet pipe 13.

[0033] When the water outlet pipe 13 moves downward, the water outlet pipe 13 can move downward along the right side surface of the metallographic inspection body 2, and the water outlet pipe 13 can slide along the inner wall surface of the connecting metal plate 112, thereby determining the position of the water outlet pipe 13.

[0034] Push the limit cover plate 12 downward, the limit cover plate 12 can move downward along the threaded end surface of the limit threaded rod 5, insert the limit cover plate 12 into the upper end of the grinding disc 111, and at the same time, the limit cover plate 12 is connected to the top surface of the water outlet pipe 13 and the screening net 14.

[0035] Rotate the hexagonal nut, and the hexagonal nut rotates on the threaded end surface of the limit threaded rod 5, thereby determining the positions of the limit cover plate 12 and the grinding disc 111.

[0036] Push the metal baffle 113 to rotate, and the metal baffle 113 rotates at the lower end of the connecting metal plate 112, so that the right side surfaces of the connecting metal plate 112 and the metal baffle 113 are on the same horizontal plane.

[0037] When the metal baffle 113 rotates at the lower end of the connecting metal plate 112, the metal baffle 113 drives the fixed threaded rod 114 to rotate, insert the fixed threaded rod 114 into the lower end of the connecting metal plate 112, so that the left side surface of the metal baffle 113 is connected to the right side surface of the water outlet pipe 13.

[0038] Push the limit insertion block 115 to move backward. The limit insertion block 115 can move backward along the threaded end surface of the fixed threaded rod 114, so that the limit insertion block 115 is inserted into the lower end of the connecting metal plate 112, and the positions of the connecting metal plate 112 and the metal blocking plate 113 can be determined, and the water outlet pipe 13 can be limited.

[0039] Perform a grinding operation on the sample inside the grinding disc 111, and at the same time let the water outlet faucet 4 at the rear end of the metallographic detection body 2 perform a water spraying operation, so that the sample is wet-ground by the grinding disc 111, which can protect the safety of the sample. Place the ground sample on the top surface of the optical detection device 3 for metallographic detection.

[0040] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to the embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sample grinding and polishing machine for metallographic inspection, comprising a grinding device (1) and a metallographic inspection body (2), characterized in that: An optical detection device (3) is installed at the left end of the metallographic detection body (2), a water tap (4) is installed at the rear end of the metallographic detection body (2), a limiting threaded rod (5) is fixedly connected to the right side of the top surface of the metallographic detection body (2), and the grinding device (1) is installed at the right end of the metallographic detection body (2); The grinding device (1) includes a grinding assembly (11), a limiting cover plate (12), a water outlet pipe (13) and a screening mesh (14). The limiting cover plate (12) is located at the upper end of the grinding device (1), the limiting cover plate (12) is movably connected to the top surface of the grinding assembly (11), the water outlet pipe (13) is installed at the right end of the grinding assembly (11), and the screening mesh (14) is installed at the upper end of the water outlet pipe (13).

2. The sample grinding and polishing machine for metallographic inspection according to claim 1, wherein: The grinding assembly (11) includes a grinding disc (111), a connecting metal plate (112), a metal baffle plate (113), a fixing threaded rod (114) and a limiting plug (115). The metal baffle plate (113) is located at the lower end of the grinding assembly (11), the metal baffle plate (113) is movably connected to the lower end of the connecting metal plate (112), the fixing threaded rod (114) is fixedly connected to the front surface of the metal baffle plate (113), the limiting plug (115) is movably connected to the front end of the fixing threaded rod (114), and the connecting metal plate (112) is fixedly connected to the bottom surface of the grinding disc (111).

3. The sample grinding and polishing machine for metallographic inspection according to claim 2, characterized in that: The limiting cover plate (12) is movably connected to the top surface of the grinding disc (111), and the limiting cover plate (12) is movably connected to the upper end of the limiting threaded rod (5).

4. A sample grinding and polishing machine for metallographic inspection according to claim 3, characterized in that: The grinding disc (111) is installed at the right end of the metallographic detection body (2), and the connecting metal plate (112) is movably connected to the right end of the metallographic detection body (2).

5. The sample grinding and polishing machine for metallographic inspection according to claim 4, characterized in that: The limiting plug (115) is movably connected to the lower end of the connecting metal plate (112), and the fixing threaded rod (114) is movably connected to the lower end of the connecting metal plate (112).

6. The sample grinding and polishing machine for metallographic inspection according to claim 5, characterized in that: The water outlet pipe (13) is movably connected to the right end of the grinding disc (111), the screening mesh (14) is movably connected to the right end of the grinding disc (111), and the water outlet pipe (13) is installed at the right end of the metallographic detection body (2).

7. The sample grinding and polishing machine for metallographic inspection according to claim 6, characterized in that: The metal baffle plate (113) is movably connected to the lower end of the water outlet pipe (13).

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