Assembled coating milling cutter

Abstract

The utility model belongs to the technical field of milling cutters, particularly relates to an assembled coating milling cutter, and provides the following scheme aiming at the problems that the existing milling cutter is inconvenient to disassemble and assemble during use, only the whole milling cutter can be replaced when the milling cutter is damaged, and the cost is relatively high: the assembled coating milling cutter comprises a milling cutter handle, one end of the milling cutter handle is connected with a quick disassembly mechanism for disassembling and assembling the milling cutter; the quick detaching mechanism comprises a milling cutter body, a connecting block is fixed to one end of the milling cutter body, a chip groove formed in a milling cutter handle is connected to one side of the connecting block, and a fixing bolt is installed on the outer surface of the milling cutter handle. According to the utility model, the fixing bolt on the milling cutter handle is screwed off, so that the tail end of the fixing bolt is separated from the sealing groove in the connecting block, and the fixing of the connecting block is relieved, so that the milling cutter body can be independently disassembled, the milling cutter handle of the milling cutter can be repeatedly used, and the practicability is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a coating milling cutter, concretely is an assembled coating milling cutter and belongs to the milling cutter technical field. BACKGROUND

[0002] The coating milling cutter is a cutting tool made by coating one or more layers of special coating material on the milling cutter base body, aiming to improve the cutting performance, wear resistance, corrosion resistance and service life of the milling cutter. The coating milling cutter is widely used in the fields of aerospace and automobile manufacturing, especially in occasions requiring high-precision, high-efficiency and long-life cutting processing. Due to the extension of tool life and the improvement of processing efficiency, the coating milling cutter can reduce processing cost.

[0003] In the prior art, such as the one disclosed in the patent No. CN209094636U, a hot-mounted coating milling cutter includes a milling cutter body, which includes a cutter bar. The rear end of the cutter bar is a clamping end for clamping and driving by a machine tool. The cutting edges are uniformly arranged on the circumferential surface of the cutter bar along the circumferential direction of the cutter bar. The cutter bar includes a cutter bar front segment and a cutter bar rear segment coaxially arranged and fixed at the head and tail. The clamping end is formed on the cutter bar rear segment, and the cutting edges are arranged on the cutter bar front segment. The material of the cutter bar front segment is hard alloy steel, and the material of the cutter bar rear segment is tool steel. It can reduce the use cost, make the processing and manufacturing more convenient, and shorten the processing and manufacturing cycle.

[0004] Although the above technical solution can reduce the use cost, make the processing and manufacturing more convenient, and shorten the processing and manufacturing cycle, it is inconvenient to disassemble and assemble the milling cutter when in use. When the milling cutter is damaged, only the entire milling cutter can be replaced, which is high in cost. Therefore, an assembled coating milling cutter is provided to overcome the above defects. SUMMARY

[0005] The utility model provides an assembled coating milling cutter to solve the problem of inconvenient disassembly and assembly of the milling cutter when in use, replacement of the entire milling cutter when the milling cutter is damaged, and high cost.

[0006] The utility model realizes the above-mentioned purpose through the following technical scheme: an assembled coating milling cutter, which includes a milling cutter handle. One end of the milling cutter handle is connected with a quick-release mechanism for disassembling and assembling the milling cutter.

[0007] The quick-release mechanism includes a milling cutter body. One end of the milling cutter body is fixed with a connecting block. One side of the connecting block is connected with a chip removal groove opened on the milling cutter handle. The outer surface of the milling cutter handle is installed with a fixing bolt. The distal end of the fixing bolt is inserted and connected with a limiting hole opened on the connecting block.

[0008] As a further scheme of the utility model: the right side of the milling cutter handle interior is provided with a sealing groove connected with the milling cutter body plug-in, the side wall of the milling cutter body is fixed with the sealing gasket of interference fit with the sealing groove.

[0009] As a further scheme of the utility model: the outer surface of the milling cutter handle is equipped with several anti-skid lines.

[0010] As a further scheme of the utility model: the outer surface of the milling cutter body is coated with wear-resistant coating, one side of the milling cutter body is connected with the heat dissipation mechanism for the heat dissipation of the milling cutter.

[0011] As a further scheme of the utility model: the heat dissipation mechanism includes the heat pipe, the heat pipe is fixed at one side of the milling cutter body, and the heat pipe is connected with the water storage cavity in the milling cutter handle.

[0012] As a further scheme of the utility model: the inner wall of the water storage cavity is equipped with the heat conduction rod penetrating the outer wall of the milling cutter handle, and the heat conduction rod is fixed with the heat conduction sheet at the end.

[0013] As a further scheme of the utility model: the outer surface of the heat conduction sheet is fixed with three heat dissipation sheets.

[0014] The utility model discloses the beneficial effect is: through the fixed bolt on the milling cutter handle is screwed down, makes the end of fixed bolt and the sealing groove on the connecting block separate, removes the fixing of connecting block, and this can individually dismount the milling cutter body, and then the milling cutter handle of the milling cutter is convenient to repeatedly use, and the practicality is improved, when the milling cutter body is processed to workpiece, heat is produced, and the heat is transferred to the heat exchange fluid in the water storage cavity through the heat pipe, and then the heat of heat exchange fluid is absorbed through the heat conduction rod, and the heat is transferred to the heat conduction sheet, through the high -speed rotation of the milling cutter handle, makes the heat dissipation sheet and air hit wind, and then realizes the role of heat dissipation. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is the three-dimensional structure schematic diagram of the utility model;

[0016] Fig. 2 It is the three-dimensional structure schematic diagram of the milling cutter handle of the utility model;

[0017] Fig. 3 It is the cross section structure schematic diagram of the milling cutter handle of the utility model;

[0018] Fig. 4 It is the three-dimensional structure schematic diagram of the milling cutter body of the utility model.

[0019] In the diagram: 1. Milling cutter holder; 2. Milling cutter body; 21. Chip removal groove; 22. Connecting block; 23. Sealing groove; 24. Fixing bolt; 25. Limiting hole; 3. Sealing gasket; 4. Anti-slip texture; 5. Wear-resistant coating; 6. Heat pipe; 61. Water storage chamber; 62. Heat-conducting rod; 63. Heat-conducting fin; 64. Heat sink. Detailed Implementation

[0020] 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. Example 1

[0021] like Figs. 1 to 4 As shown, an assembled coated milling cutter includes a milling cutter holder 1, one end of which is connected to a quick-release mechanism for assembling and disassembling the milling cutter.

[0022] The quick-release mechanism includes a milling cutter body 2, with a connecting block 22 fixed to one end of the milling cutter body 2. A chip removal groove 21 on the milling cutter shank 1 is connected to one side of the connecting block 22. A fixing bolt 24 is mounted on the outer surface of the milling cutter shank 1, and the end of the fixing bolt 24 is inserted into a limiting hole 25 on the connecting block 22. A sealing groove 23 is provided on the right side of the inside of the milling cutter shank 1, which is inserted into and connected to the milling cutter body 2. A sealing washer 3, which is interference-fitted with the sealing groove 23, is fixed to the side wall of the milling cutter body 2. Several anti-slip grooves 4 are provided on the outer surface of the milling cutter shank 1. A wear-resistant coating 5 is applied to the outer surface of the milling cutter body 2. A heat dissipation mechanism for cooling the milling cutter is connected to one side of the milling cutter body 2. The anti-slip grooves 4 provide anti-slip properties and ensure transmission stability. The milling cutter holder 1 rotates, which in turn rotates the milling cutter body 2 to mill the workpiece. The wear-resistant coating 5 applied to the surface of the milling cutter body 2 improves the wear resistance of the milling cutter and extends its service life. The chip removal groove 21 on the milling cutter body 2 facilitates the removal of waste chips generated during workpiece processing. When the milling cutter body 2 is damaged, the fixing bolt 24 on the milling cutter holder 1 can be unscrewed, allowing the end of the fixing bolt 24 to separate from the sealing groove 23 on the connecting block 22, thus releasing the fixation of the connecting block 22. This allows the milling cutter body 2 to be disassembled separately, facilitating the reuse of the milling cutter holder 1 and improving its practicality. Furthermore, the limiting hole 25 on the milling cutter holder 1, in conjunction with the sealing washer 3, provides a sealing function. Example 2

[0023] In addition to comprising all the technical features in embodiment one, the embodiment comprises: the heat dissipation mechanism comprises a heat pipe 6 fixed on one side of the milling cutter body 2, the end of the heat pipe 6 is connected with a water storage cavity 61 opened in the interior of the milling cutter handle 1, the inner wall of the water storage cavity 61 is provided with a heat conduction rod 62 penetrating through the outer wall of the milling cutter handle 1, the end of the heat conduction rod 62 is fixed with a heat conduction sheet 63, the outer surface of the heat conduction sheet 63 is fixed with three heat dissipation sheets 64, when the milling cutter body 2 processes a workpiece, heat is generated, the heat is transferred to the heat exchange liquid in the water storage cavity 61 through the heat pipe 6, then the heat conduction rod 62 absorbs the heat of the heat exchange liquid, the heat is transferred to the heat conduction sheet 63, through the high-speed rotation of the milling cutter handle 1, the heat dissipation sheet 64 collides with air, and the heat dissipation effect is realized.

[0024] Working principle: before using the assembled coating milling cutter, the milling cutter handle 1 of the milling cutter is connected and fixed with the output end of the machine tool, the anti-skid lines 4 can play the anti-skid role, the stability of transmission is guaranteed, the milling cutter handle 1 is rotated through the machine tool, then the milling cutter body 2 is rotated, the workpiece is milled and processed, and the wear-resistant coating 5 smeared on the surface of the milling cutter body 2 can improve the wear-resistant effect of the milling cutter, prolong the service life, the waste chips generated when the workpiece is processed can be discharged through the chip removal groove 21 on the milling cutter body 2, when the milling cutter body 2 is damaged, the fixing bolt 24 on the milling cutter handle 1 is unscrewed, the end of the fixing bolt 24 is separated from the sealing groove 23 on the connecting block 22, the fixing of the connecting block 22 is released, the milling cutter body 2 can be individually disassembled, then the milling cutter handle 1 of the milling cutter can be repeatedly used, the practicability is improved, the sealing role can be played through the limiting hole 25 arranged on the milling cutter handle 1 under the cooperation of the sealing washer 3, when the milling cutter body 2 processes a workpiece, heat is generated, the heat is transferred to the heat exchange liquid in the water storage cavity 61 through the heat pipe 6, then the heat conduction rod 62 absorbs the heat of the heat exchange liquid, the heat is transferred to the heat conduction sheet 63, through the high-speed rotation of the milling cutter handle 1, the heat dissipation sheet 64 collides with air, and the heat dissipation effect is realized.

[0025] It is apparent for those skilled in the art that the present application is not limited to the details of the foregoing exemplary embodiments, and the present application can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the foregoing description, and all changes falling within the meaning and range of equivalent elements of the claims are intended to be embraced in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0026] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes every feature or implementation described herein. The specification can include implicit combinations of explicitly mentioned features and / or implicit combinations of implicitly mentioned features. Such combinations are also expressly included within the scope of the specification and an embodiment.

Claims

1. An assembled coating mill, comprising a mill shank (1), characterized in that: One end of the milling cutter handle (1) is connected with a quick release mechanism for disassembling and assembling the milling cutter; The quick release mechanism comprises a milling cutter body (2), one end of the milling cutter body (2) is fixed with a connecting block (22), one side of the connecting block (22) is connected with a chip groove (21) opened on the milling cutter handle (1), the outer surface of the milling cutter handle (1) is provided with a fixing bolt (24), the tail end of the fixing bolt (24) is insertedly connected with a limiting hole (25) opened on the connecting block (22); The right side of the inside of the milling cutter handle (1) is provided with a sealing groove (23) in plug connection with the milling cutter body (2), the side wall of the milling cutter body (2) is fixed with a sealing washer (3) in interference fit with the sealing groove (23).

2. The assembled coating mill cutter according to claim 1, characterized in that: The outer surface of the milling cutter handle (1) is provided with a plurality of anti-skid lines (4).

3. The assembled coating mill cutter according to claim 1, characterized in that: The outer surface of the milling cutter body (2) is coated with a wear-resistant coating (5), one side of the milling cutter body (2) is connected with a heat dissipation mechanism for heat dissipation of the milling cutter.

4. The assembled coating mill cutter according to claim 3, characterized in that: The heat dissipation mechanism comprises a heat pipe (6), the heat pipe (6) is fixed on one side of the milling cutter body (2), the tail end of the heat pipe (6) is connected with a water storage cavity (61) opened in the inside of the milling cutter handle (1).

5. The assembled coating mill cutter according to claim 4, characterized in that: The inner wall of the water storage cavity (61) is provided with a heat conduction rod (62) penetrating through the outer wall of the milling cutter handle (1), the tail end of the heat conduction rod (62) is fixed with a heat conduction sheet (63).

6. The assembled coating mill cutter according to claim 5, characterized in that: The outer surface of the heat conduction sheet (63) is fixed with three heat dissipation sheets (64).

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