Synthesis equipment for cubic boron nitride production

Abstract

The utility model discloses synthesis equipment for cubic boron nitride production, which comprises a horizontally arranged tank body, the right end of the tank body is provided with a circular block, the outer side of the circular block is coaxially sleeved with a first bearing, and the lower side of the first bearing is provided with a first support block; and an annular feeding port coaxial with the circular block is formed in the left end of the tank body, the annular feeding port is coaxially sleeved with a second bearing, and a second supporting block is arranged on the lower side of the second bearing. According to the synthesis equipment for cubic boron nitride production, under the cooperation of all the parts, residual materials in the tank body are avoided as much as possible by driving the tank body to rotate.

Description

Technical Field

[0001] The utility model relates to the technical field of cubic boron nitride production, in particular to a synthesis device used for the production of cubic boron nitride. Background Art

[0002] At present, the synthesis method of cubic boron nitride includes using cubic boron nitride powder and binder as a layer and cemented carbide (sheets or powder) as a layer, and sintering the two together under the above-mentioned pressure and temperature to obtain a polycrystalline sintered body with a cemented carbide substrate. This sintered body has high strength while maintaining the original physical and chemical properties of cubic boron nitride. However, when some existing synthesis equipment discharges materials after synthesis, some materials usually remain in the equipment and are not easy to discharge. Therefore, a synthesis equipment that is convenient for discharging materials is needed. Utility Model Content

[0003] In view of the deficiencies of the prior art, the utility model provides a synthesis device for producing cubic boron nitride, which can avoid residual materials in the tank body as much as possible by driving the tank body to rotate.

[0004] To achieve the above objectives, the utility model is implemented through the following technical solutions: A synthesis device for producing cubic boron nitride, comprising a horizontally arranged tank body, a circular block is arranged at the right end of the tank body, a first bearing is coaxially sleeved on the outer side of the circular block, and a first support block is arranged at the lower side of the first bearing;

[0005] An annular feed port coaxial with the circular block is provided at the left end of the tank body, a second bearing is coaxially sleeved on the annular feed port, a second support block is provided on the lower side of the second bearing, and a sealing cover is provided on the annular feed port;

[0006] A pressurizing accessory connected to an external device is provided on the tank body, and a heating mechanism is provided in the tank body;

[0007] A driving mechanism is arranged on the right side of the circular block.

[0008] Preferably, the sealing cover is hinged on the annular feed opening.

[0009] Preferably, the boosting accessory comprises a pipeline communicating with the tank body, the pipeline is connected to an external boosting device, and a valve is arranged on the pipeline.

[0010] Preferably, the heating mechanism comprises an isolation cover arranged in the tank body, and a heating wire is arranged in the isolation cover.

[0011] Preferably, a maintenance door corresponding to the isolation cover is provided on the outer side of the tank body.

[0012] Preferably, the isolation cover is made of high temperature resistant material.

[0013] Preferably, the driving mechanism comprises a first pulley coaxially arranged on the circular block, the first pulley is overlapped with a second pulley via a belt, and one side of the second pulley is coaxially connected to a motor.

[0014] The utility model provides a synthesis device for producing cubic boron nitride, which has the following beneficial effects:

[0015] The synthesis equipment for producing cubic boron nitride has a first bearing and a second bearing, and a driving mechanism can drive the tank body to rotate through a circular block, so as to shake the material to the lower side of the tank body as much as possible, so that the material can be discharged from the discharge port, thereby reducing the residue in the tank body. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model.

[0018] In the figure: 1. tank body; 2. round block; 3. first bearing; 4. first support block; 5. annular feed port; 6. second bearing; 7. second support block; 8. sealing cover; 9. pipeline; 10. valve; 11. isolation cover; 12. heating wire; 13. maintenance door; 14. first pulley; 15. belt; 16. second pulley; 17. motor. DETAILED DESCRIPTION

[0019] The present invention will be further described below in conjunction with specific embodiments. Figure 1 to Figure 2 As shown:

[0020] Embodiment 1: A synthesis device for producing cubic boron nitride, comprising a horizontally arranged tank body 1, a circular block 2 is arranged at the right end of the tank body 1, a first bearing 3 is coaxially sleeved on the outer side of the circular block 2, and a first support block 4 is arranged at the lower side of the first bearing 3;

[0021] An annular feed port 5 coaxial with the circular block 2 is provided at the left end of the tank body 1, and the material is fed into the tank body 1 from the annular feed port 5. A second bearing 6 is coaxially sleeved on the annular feed port 5, a second support block 7 is provided on the lower side of the second bearing 6, and a sealing cover 8 is provided on the annular feed port 5;

[0022] A pressurizing accessory connected to an external device is provided on the tank body 1, and a pressure detector and a temperature detector are provided in the tank body 1 to facilitate the detection of the pressure added to the tank body 1 by the external device through the pressurizing accessory. A heating mechanism is provided in the tank body 1 to detect the temperature inside the tank body 1 through the temperature detector;

[0023] A driving mechanism is provided on the right side of the circular block 2. Through the arrangement of the first bearing 3 and the second bearing 6, the driving mechanism can drive the tank body 1 to rotate, and prevent the material from remaining in the tank body 1 during discharge.

[0024] The tank body is provided with a discharge port opposite to the booster fitting, and a valve is also provided on the discharge port to prevent pressure leakage.

[0025] Embodiment 2: A synthesis device for producing cubic boron nitride, comprising a horizontally arranged tank body 1, a circular block 2 is arranged at the right end of the tank body 1, a first bearing 3 is coaxially sleeved on the outer side of the circular block 2, and a first support block 4 is arranged at the lower side of the first bearing 3;

[0026] An annular feed port 5 coaxial with the circular block 2 is provided at the left end of the tank body 1, and the material is fed into the tank body 1 from the annular feed port 5. A second bearing 6 is coaxially sleeved on the annular feed port 5, and a second support block 7 is provided on the lower side of the second bearing 6. A sealing cover 8 is provided on the annular feed port 5, and the sealing cover 8 is hinged on the annular feed port 5;

[0027] The tank body 1 is provided with a pressurizing accessory connected to an external device, and the pressurizing accessory includes a pipe 9 connected to the tank body 1, and the pipe 9 is connected to the external pressurizing device. A valve 10 is provided on the pipe 9, and the valve 10 can prevent the pressure from leaking out from the pipe 9. The tank body 1 is provided with a pressure detector and a temperature detector to facilitate the detection of the pressure added to the tank body 1 by the external device through the pressurizing accessory. The tank body 1 is provided with a heating mechanism, and the temperature inside the tank body 1 is detected by the temperature detector;

[0028] The heating mechanism includes an isolation cover 11 arranged in the tank body 1. The isolation cover 11 is made of high temperature resistant material and has good heat conduction effect. A heating wire 12 is arranged in the isolation cover 11. A maintenance door 13 corresponding to the isolation cover 11 is opened on the outside of the tank body 1.

[0029] A driving mechanism is provided on the right side of the circular block 2, and the driving mechanism includes a first pulley 14 coaxially arranged on the circular block 2, the first pulley 14 is overlapped with a second pulley 16 through a belt 15, and a motor 17 is coaxially connected to one side of the second pulley 16. Through the arrangement of the first bearing 3 and the second bearing 6, the driving mechanism can drive the tank body 1 to rotate, and prevent the material from remaining in the tank body 1 during discharge;

[0030] The tank body is provided with a discharge port opposite to the booster fitting, and a valve is also provided on the discharge port to prevent pressure leakage.

[0031] Working principle:

[0032] The required materials are put into the tank body 1 through the annular feed port 5, and then the materials are spread out in layers in the tank body 1. Then, an external pressurizing device is used to pressurize the inside of the tank body 1 through the pressurizing component. The pressure detector detects the pressure inside the tank body 1. When the target pressure value is reached, the pressurization is stopped, and the valve 10 is closed. The tank body 1 is heated by the heating mechanism to complete the synthesis work. The maintenance door 13 is set to facilitate the maintenance of the heating wire 12. After the synthesis work is completed, the material can be discharged through the discharge port. The driving mechanism drives the tank body 1 to rotate, and the material remaining in the tank body 1 can be discharged, thereby reducing the residue in the tank body 1 as much as possible.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A synthesis device for producing cubic boron nitride, comprising a horizontally arranged tank (1), characterized in that: A circular block (2) is provided at the right end of the tank body (1), a first bearing (3) is coaxially sleeved on the outer side of the circular block (2), and a first support block (4) is provided on the lower side of the first bearing (3); An annular feed port (5) coaxial with the circular block (2) is provided at the left end of the tank body (1); a second bearing (6) is coaxially sleeved on the annular feed port (5); a second support block (7) is provided on the lower side of the second bearing (6); and a sealing cover (8) is provided on the annular feed port (5); A pressurizing accessory connected to an external device is provided on the tank body (1), and a heating mechanism is provided in the tank body (1); A driving mechanism is provided on the right side of the circular block (2).

2. A synthesis device for producing cubic boron nitride according to claim 1, characterized in that: The sealing cover (8) is hinged on the annular feed opening (5).

3. A synthesis device for producing cubic boron nitride according to claim 1, characterized in that: The pressurizing accessory comprises a pipeline (9) connected to the tank body (1), the pipeline (9) being connected to an external pressurizing device, and a valve (10) being provided on the pipeline (9).

4. A synthesis device for producing cubic boron nitride according to claim 1, characterized in that: The heating mechanism comprises an isolation cover (11) arranged in the tank body (1), and a heating wire (12) is arranged in the isolation cover (11).

5. A synthesis device for producing cubic boron nitride according to claim 4, characterized in that: A maintenance door (13) corresponding to the isolation cover (11) is provided on the outer side of the tank body (1).

6. A synthesis device for producing cubic boron nitride according to claim 4, characterized in that: The isolation cover (11) is made of high temperature resistant material.

7. A synthesis device for producing cubic boron nitride according to claim 1, characterized in that: The driving mechanism comprises a first belt pulley (14) coaxially arranged on the circular block (2), the first belt pulley (14) being overlapped with a second belt pulley (16) via a belt (15), and a motor (17) being coaxially connected to one side of the second belt pulley (16).

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