PCBN blade coating clamp

By combining a cooling box and a blower assembly, cold air is quickly blown to accelerate the coating formation of PCBN blades, solving the problem of low coating efficiency, realizing rapid coating and clamping of multi-size blades, and improving overall coating efficiency.

CN224195029UActive Publication Date: 2026-05-05郑州华菱超硬材料有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
郑州华菱超硬材料有限公司
Filing Date
2025-05-19
Publication Date
2026-05-05

AI Technical Summary

Technical Problem

Existing PCBN blade coating fixtures cannot be removed immediately after coating is formed, resulting in low coating efficiency and an inability to quickly proceed with the coating of the next blade.

Method used

By employing a combination of components such as a cooling box, cooling element, air blowing assembly, moving assembly, pulley, hollow ring, and air blowing head, cooled air is rapidly blown onto the surface of the PCBN blade to accelerate coating formation. The rotating assembly and clamping assembly enable precise clamping of blades of different sizes.

Benefits of technology

It shortens the coating forming time, improves coating efficiency, and can hold PCBN blades of different sizes, expanding its application range.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of PCBN blades, and discloses a PCBN blade coating clamp which comprises an installation frame, the top of the installation frame is fixedly connected with a refrigeration box, a refrigeration piece is embedded in the bottom of the refrigeration box, a plurality of heat dissipation fins are installed at the heat dissipation end of the refrigeration piece, an air blowing assembly is arranged on one side of the refrigeration box, and the air blowing assembly is arranged on the other side of the refrigeration box. A moving assembly is arranged between the two sides of the mounting frame, and belt wheels are arranged on the moving assembly and the air blowing assembly. Through cooperative use of the refrigeration box, the refrigeration sheet, the blowing assembly, the moving assembly, the belt pulley, the hollow ring, the blowing head, the hose and other assemblies, air cooled by the refrigeration sheet can be blown to the surface of the PCBN blade, forming of a coating on the surface of the PCBN blade is accelerated, the coating forming time is effectively shortened, and the production efficiency is improved. And the situation that the PCBN blade cannot be taken down immediately after coating is completed is avoided, the coating operation of each blade can be rapidly completed, and the overall coating efficiency of the PCBN blade is improved.
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Description

Technical Field

[0001] This utility model relates to the field of PCBN blade technology, and in particular to a PCBN blade coating fixture. Background Technology

[0002] PCBN inserts are cutting tools made of polycrystalline cubic boron nitride. PCBN is an extremely hard material, second only to diamond, making it very suitable for machining high-hardness metals and alloys, especially those that have undergone heat treatment. When machining PCBN inserts, a coating needs to be applied to the surface of the insert to ensure proper use. When coating PCBN inserts, a clamp is required to hold the insert.

[0003] Existing PCBN blade coating fixtures require waiting for the coating to form on the PCBN blade during use. This waiting period wastes a significant amount of time and prevents the coating from forming quickly. Furthermore, because the coating is not fully formed, the coated PCBN blade cannot be removed immediately, hindering the rapid commencement of coating work for the next PCBN blade and thus reducing the overall coating efficiency of the PCBN blade.

[0004] Therefore, it is necessary to provide a PCBN blade coating fixture to solve the above-mentioned technical problems. Utility Model Content

[0005] The purpose of this invention is to address the shortcomings of existing technologies by proposing a PCBN blade coating fixture.

[0006] To achieve the above objectives, the present invention adopts the following technical solution: a PCBN blade coating fixture, comprising a mounting frame, a cooling box fixedly connected to the top of the mounting frame, a cooling plate embedded in the bottom of the cooling box, a plurality of heat dissipation fins installed on the heat dissipation end of the cooling plate, a blowing assembly provided on one side of the cooling box, a moving assembly provided between the two sides of the mounting frame, pulleys provided on both the moving assembly and the blowing assembly, a hollow ring provided on the moving assembly, a plurality of blower heads fixedly connected to the inner wall of the hollow ring, two flexible hoses fixedly connected to the outside of the hollow ring, a mounting groove provided at the bottom of the mounting frame, a limit rod fixedly connected between the two sides of the inner wall of the mounting groove, a rotating assembly provided on one side of the inner wall of the mounting groove, two T-shaped plates provided on the outside of the rotating assembly, and clamping assemblies provided on the opposite sides of the two T-shaped plates.

[0007] By setting up a moving component, the hollow ring and several blower heads can be moved. Then, using two pulleys, the blower components can be moved into the cooling chamber. At this time, the cooling plate is activated and cools the air. The air cooled by the cooling plate will flow to two hoses and be delivered to the interior of the hollow ring. Then, the blower heads on the hollow ring will spray out cold air, which, together with the moving hollow ring, can evenly blow cold air onto the PCBN blades, so as to quickly form the coating sprayed on the PCBN blades.

[0008] As a further description of the above technical solution:

[0009] The blower assembly includes an air inlet pipe fixedly connected to one side of the refrigeration unit, and a filter screen is installed inside the air inlet pipe.

[0010] As a further description of the above technical solution:

[0011] The air inlet pipe has an installation shaft rotatably mounted inside via a support frame. One end of the installation shaft extends into the interior of the refrigeration box and is fitted with several blades.

[0012] By rotating the mounting shaft, several blower blades can be driven to rotate, thereby blowing air into the refrigeration unit.

[0013] As a further description of the above technical solution:

[0014] The movable component includes two mounting frames fixedly connected to both sides of the mounting bracket. One of the mounting frames is fixedly connected to a limit rod, and a motor is mounted on one side of the other mounting frame via a bracket.

[0015] As a further description of the above technical solution:

[0016] The output end of the motor is fixedly connected to a reciprocating lead screw, and both the reciprocating lead screw and the second limiting rod are provided with a movable frame on their outer surfaces.

[0017] By setting a motor to drive the reciprocating lead screw to rotate, the moving frame on the reciprocating lead screw and the moving frame of the limiting rod two can drive the hollow ring to move.

[0018] As a further description of the above technical solution:

[0019] The rotating assembly includes a bidirectional lead screw rotatably connected to one side of the inner wall of the mounting groove, and a drive rod is fixedly connected to one end of the bidirectional lead screw.

[0020] As a further description of the above technical solution:

[0021] The clamping assembly includes a placement frame fixedly connected to one side of the T-shaped plate, and a screw threaded through the top of the placement frame.

[0022] As a further description of the above technical solution:

[0023] The bottom end of the screw is threaded through the interior of the placement frame and is fixedly connected to a clamping plate, and the top of the clamping plate is fixedly connected to a limit post.

[0024] By rotating the screw, the clamping plate can be moved, thereby pressing the PCBN blades in the placement frame.

[0025] This utility model has the following beneficial effects:

[0026] 1. Compared with existing technologies, this PCBN blade coating fixture, through the coordinated use of components such as a cooling box, cooling element, air blowing assembly, moving assembly, pulley, hollow ring, air blower head and hose, can blow the air cooled by the cooling element onto the PCBN blade surface, accelerating the formation of the coating on the PCBN blade surface, effectively shortening the coating formation time, avoiding the situation where the PCBN blade cannot be removed immediately after coating, and can quickly complete the coating operation of each blade, improving the overall coating efficiency of PCBN blades.

[0027] 2. Compared with the existing technology, this PCBN blade coating fixture, through the coordinated use of rotating components, T-shaped plates and clamping components, can clamp PCBN blades of different sizes, achieving precise clamping of PCBN blades of different sizes and improving the application range of the PCBN blade coating fixture. Attached Figure Description

[0028] Figure 1 This is a schematic diagram of the overall three-dimensional structure of a PCBN blade coating fixture proposed in this utility model;

[0029] Figure 2 This is a schematic diagram of the overall three-dimensional structure of a PCBN blade coating fixture proposed in this utility model from another angle.

[0030] Figure 3 This is a schematic diagram of the mounting frame structure of a PCBN blade coating fixture proposed in this utility model;

[0031] Figure 4 This is a schematic diagram of the mounting frame structure of a PCBN blade coating fixture proposed in this utility model;

[0032] Figure 5 This is a schematic diagram of the cooling box structure of a PCBN blade coating fixture proposed in this utility model.

[0033] Legend:

[0034] 1. Mounting bracket; 2. Refrigeration box; 3. Refrigeration element; 4. Heat sink fins; 5. Pulley; 6. Hollow ring; 7. Air blower head; 8. Hose; 9. Mounting slot; 10. Limiting rod one; 11. T-shaped plate; 12. Air inlet pipe; 13. Filter screen; 14. Mounting shaft; 15. Blade; 16. Mounting frame; 17. Limiting rod two; 18. Motor; 19. Reciprocating screw; 20. Moving frame; 21. Bidirectional screw; 22. Drive rod; 23. Placement frame; 24. Screw; 25. Clamping plate; 26. Limiting post. Detailed Implementation

[0035] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0036] Reference Figure 1-5 This utility model provides a PCBN blade coating fixture, comprising a mounting frame 1, a cooling box 2 fixedly connected to the top of the mounting frame 1, a cooling plate 3 embedded in the bottom of the cooling box 2, several heat dissipation fins 4 installed on the heat dissipation end of the cooling plate 3, a blower assembly on one side of the cooling box 2, a moving assembly between the two sides of the mounting frame 1, pulleys 5 on both the moving assembly and the blower assembly, a hollow ring 6 on the moving assembly, several blower heads 7 fixedly connected to the inner wall of the hollow ring 6, two flexible hoses 8 fixedly connected to the outside of the hollow ring 6, a mounting groove 9 opened at the bottom of the mounting frame 1, a limit rod 10 fixedly connected between the two sides of the inner wall of the mounting groove 9, a rotating assembly on one side of the inner wall of the mounting groove 9, two T-shaped plates 11 on the outside of the rotating assembly, and clamping assemblies on opposite sides of the two T-shaped plates 11. The heat dissipation end of the cooling plate 3 is located in the cooling box 2. The hollow ring 6 is located inside the cooling box 2, and the heat dissipation end is located outside the cooling box 2. Two pulleys 5 are connected by belt drive. Two hoses 8 are symmetrical about the center of the hollow ring 6. One end of the hose 8 is fixedly inserted into the interior of the cooling box 2 and located in front of the cooling plate 3. The T-shaped plate 11 is slidably connected to the outside of the limit rod 10 and extends to the top of the mounting groove 9. By setting the moving component, the hollow ring 6 and several blowers 7 can be moved. Then, the two pulleys 5 can be used to blow the blower into the cooling box 2. At this time, the cooling plate 3 is activated and cools the air. The air cooled by the cooling plate 3 will flow to the two hoses 8 and be delivered to the interior of the hollow ring 6. At this time, the blowers 7 on the hollow ring 6 will spray out cold air and cooperate with the moving hollow ring 6 to blow cold air evenly on the PCBN blade, so as to quickly form the coating sprayed on the PCBN blade.

[0037] The air blowing assembly includes an air inlet pipe 12 fixedly connected to one side of the refrigeration box 2. A filter screen 13 is installed inside the air inlet pipe 12. An installation shaft 14 is rotatably mounted inside the air inlet pipe 12 via a support frame. One end of the installation shaft 14 extends into the interior of the refrigeration box 2 and is fitted with several blades 15. The other end of the installation shaft 14 extends to the outside of the air inlet pipe 12, and one of the pulleys 5 is fitted onto the other end of the installation shaft 14. Several blades 15 are fixedly connected to the installation shaft 14 in a circumferential array. By rotating the installation shaft 14, the installation shaft 14 can drive several air blowing blades 15 to rotate, thereby blowing air into the refrigeration box 2.

[0038] The movable component includes two mounting frames 16 fixedly connected to both sides of the mounting bracket 1. One mounting frame 16 has a limiting rod 17 fixedly connected inside, and a motor 18 is mounted on one side of the other mounting frame 16 via a bracket. The output end of the motor 18 is fixedly connected to a reciprocating screw 19. Movable frames 20 are provided on the outer surfaces of both the reciprocating screw 19 and the limiting rod 17. The output end of the motor 18 passes through the interior of one of the corresponding mounting frames 16, and the reciprocating screw 19 is located inside the mounting frame 16. The two movable frames 20 are respectively threaded to the reciprocating screw 19 and slidably connected to the limiting rod 17. The opposite sides of the two movable frames 20 are fixedly connected to the outside of the hollow ring 6. By setting the motor 18 to drive the reciprocating screw 19 to rotate, the movable frames 20 on the reciprocating screw 19 and the movable frames 20 on the limiting rod 17 can drive the hollow ring 6 to move.

[0039] The rotating assembly includes a bidirectional lead screw 21 rotatably connected to one side of the inner wall of the mounting groove 9. One end of the bidirectional lead screw 21 is fixedly connected to a drive rod 22. One end of the drive rod 22 rotatably extends through to the outside of the mounting bracket 1. A T-shaped plate 11 is threadedly connected to the outer surface of the bidirectional lead screw 21.

[0040] The clamping assembly includes a placement frame 23 fixedly connected to one side of the T-shaped plate 11. A screw 24 is threaded through the top of the placement frame 23, and a clamping plate 25 is fixedly connected to the bottom of the screw 24 through the interior of the placement frame 23. A limiting post 26 is fixedly connected to the top of the clamping plate 25, and the top of the limiting post 26 slides through to the outside of the placement frame 23. By rotating the screw 24, the clamping plate 25 can be moved, thereby clamping the PCBN blade of the placement frame 23.

[0041] Working principle: When in use, place the PCBN blade inside one of the placement frames 23, then rotate the drive rod 22 to drive the bidirectional lead screw 21 to rotate, so that the two T-shaped plates 11 drive the two placement frames 23 to move closer to each other until the other side of the PCBN blade abuts against one side of the inner wall of the other placement frame 23. At this time, stop rotating the drive rod 22 and rotate the two screws 24, so that the two screws 24 drive the two clamping plates 25 to move downward until they are in contact with the surface of the PCBN blade. At this time, the clamping plates 25 cooperate with the placement frame 23 to clamp the PCBN blade.

[0042] After the nozzle finishes working, the cooling chip 3 is driven to cool the inside of the cooling box 2, and several heat dissipation fins 4 are used to dissipate heat from the cooling chip 3. Then, the motor 18 is started, which drives the reciprocating screw 19 to rotate. At this time, the moving frame 20 on the reciprocating screw 19 will cooperate with the moving frame 20 on the limit rod 17 to drive the hollow ring 6 to move. At the same time, the motor 18 will drive one of the pulleys 5 to rotate, so that the pulley 5 drives the other pulley 5 to rotate through the belt, and the other pulley 5 drives the mounting shaft 14 and several blades 15 to rotate synchronously. At this time, the rotating blades 15 draw air into the cooling box 2 through the air inlet pipe 12 and use the cooling chip 3 to cool the air. The filter screen 13 filters the impurities in the air. The air cooled by the cooling chip 3 will flow into the two hoses 8 and finally enter the moving hollow ring 6, and several blowers 7 will blow the cooled air onto the surface of the PCBN blade.

[0043] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A PCBN blade coating fixture, comprising a mounting bracket (1), characterized in that: The top of the mounting bracket (1) is fixedly connected to a refrigeration box (2), and a refrigeration chip (3) is embedded in the bottom of the refrigeration box (2). Several heat dissipation fins (4) are installed on the heat dissipation end of the refrigeration chip (3). A blower assembly is provided on one side of the refrigeration box (2). A moving assembly is provided between the two sides of the mounting bracket (1). Both the moving assembly and the blower assembly are provided with pulleys (5). A hollow ring (6) is provided on the moving assembly. Several blower heads (7) are fixedly connected to the inner wall of the hollow ring (6). Two flexible hoses (8) are fixedly connected to the outside of the hollow ring (6). An installation groove (9) is opened at the bottom of the mounting bracket (1). A limit rod (10) is fixedly connected between the two sides of the inner wall of the installation groove (9). A rotating assembly is provided on one side of the inner wall of the installation groove (9). Two T-shaped plates (11) are provided on the outside of the rotating assembly. Clamping assemblies are provided on the opposite sides of the two T-shaped plates (11).

2. The PCBN blade coating fixture according to claim 1, characterized in that: The blower assembly includes an air inlet pipe (12) fixedly connected to one side of the refrigeration box (2), and a filter screen (13) is installed inside the air inlet pipe (12).

3. A PCBN blade coating fixture according to claim 2, characterized in that: The air inlet pipe (12) has an installation shaft (14) rotatably mounted inside via a support frame. One end of the installation shaft (14) extends into the interior of the refrigeration box (2) and is fitted with several blades (15).

4. A PCBN blade coating fixture according to claim 1, characterized in that: The moving component includes two mounting frames (16) fixedly connected to both sides of the mounting bracket (1), one of the mounting frames (16) having a limit rod (17) fixedly connected inside, and the other mounting frame (16) having a motor (18) mounted on one side by a bracket.

5. A PCBN blade coating fixture according to claim 4, characterized in that: The output end of the motor (18) is fixedly connected to a reciprocating lead screw (19), and the outer surfaces of the reciprocating lead screw (19) and the second limiting rod (17) are both provided with a movable frame (20).

6. A PCBN blade coating fixture according to claim 1, characterized in that: The rotating assembly includes a bidirectional lead screw (21) rotatably connected to one side of the inner wall of the mounting groove (9), and a drive rod (22) is fixedly connected to one end of the bidirectional lead screw (21).

7. A PCBN blade coating fixture according to claim 1, characterized in that: The clamping assembly includes a placement frame (23) fixedly connected to one side of the T-shaped plate (11), and a screw (24) is threaded through the top of the placement frame (23).

8. A PCBN blade coating fixture according to claim 7, characterized in that: The bottom end of the screw (24) is threaded through the interior of the placement frame (23) and is fixedly connected to a clamping plate (25). The top of the clamping plate (25) is fixedly connected to a limit post (26).