End face thread machining cutter

Abstract

The utility model discloses an end face thread machining cutter, which relates to the technical field of end face thread machining cutters and comprises a cutter main body, a front cutter face is arranged on the cutter main body, a chip breaker groove is arranged on the front cutter face, a chip discharging groove is arranged on the front cutter face, a left auxiliary cutting edge is arranged on the cutter main body, and a right auxiliary cutting edge is arranged on the cutter main body. According to the end face thread machining cutter, the structure of the end face thread machining cutter is of an integral type, the cutting part is composed of the front cutter face, the left auxiliary cutting edge, the main cutting edge, the right auxiliary cutting edge, the rear cutter face, the right auxiliary rear cutter face and the left auxiliary rear cutter face, machining of various cutting faces and angles is completed through engraving and milling equipment, and machining efficiency is greatly improved. The arrangement of the chip discharging groove is beneficial to discharging of chips, copper chips cannot be wound on a workpiece in the machining process, threads are prevented from being damaged, the quality of threads is guaranteed, the arrangement of the chip breaking groove solves the problem that copper chips are difficult to break, manual chip cutting is not needed, and the machining efficiency can be guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of end face thread machining tools, in particular to an end face thread machining tool. Background Art

[0002] End face thread processing tools are a type of tool commonly used in metal processing, mainly used to process the threaded parts on parts. These tools are of various types, each with its own characteristics, suitable for different processing needs. In the actual processing process, end face thread processing tools are widely used. For example, in the automotive manufacturing industry, thread processing tools are used to process threaded holes on components such as engine cylinders and gearbox housings. In the aerospace field, they are used to process precision threads on aircraft engine parts. These application cases fully demonstrate the importance and application value of end face thread processing tools in the field of metal processing.

[0003] In the existing technology, end face thread processing is a common process of CNC lathe processing. However, due to the different material properties, in the process, when encountering materials with copper as the base, the material strength is relatively soft, the chip removal is irregular and not easy to break during the processing, and if ordinary processing tools are used, the copper chips will be wrapped around the workpiece, causing damage to the thread, resulting in a large number of unqualified workpieces, and high material cost consumption. Especially for end face threads with small thread pitch and sharp thread teeth, the thread teeth are easily squeezed and deformed during processing, and the work efficiency is low, which affects the company's production level.

[0004] For this purpose, an end face thread machining tool is proposed. Utility Model Content

[0005] The purpose of the utility model is to solve the problem that when encountering materials with copper as the base, the material strength is relatively soft, the chip removal is irregular and it is not easy to break the chips during the processing, if ordinary processing tools are used, the threads will be damaged due to the copper chips wrapping around the workpiece, resulting in a large number of unqualified workpieces, and the material cost is high. Especially for the end face threads with small thread pitch and sharp thread teeth, the thread teeth are easily squeezed and deformed during the processing, the work efficiency is low, and the company's production level is affected. The utility model provides an end face thread processing tool.

[0006] In order to achieve the above-mentioned purpose, the present invention specifically adopts the following technical solutions:

[0007] A face thread processing tool comprises a tool body, a rake face is provided on the tool body, a chip breaker is provided on the rake face, a chip removal groove is provided on the rake face, a left secondary cutting edge is provided on the tool body, a main cutting edge is provided on the tool body, a right secondary cutting edge is provided on the tool body, a right secondary flank face is provided on the tool body, a flank face is provided on the tool body, and a left secondary flank face is provided on the tool body.

[0008] Furthermore, the included angle of the rake face is set to 160°.

[0009] Furthermore, the chamfer of the main cutting edge is set to R0.2.

[0010] Furthermore, the angle between the left secondary cutting edge and the right secondary cutting edge is set to 60°.

[0011] Furthermore, the material of the tool body, the left secondary cutting edge, the main cutting edge and the right secondary cutting edge are all set to be white steel.

[0012] The beneficial effects of the utility model are as follows:

[0013] The utility model adopts the arrangement of the left auxiliary cutting edge, the main cutting edge and the right auxiliary cutting edge, etc., and the end face thread processing tool structure is an integral type. The cutting part is composed of: the rake face, the left auxiliary cutting edge, the main cutting edge, the right auxiliary cutting edge, the flank face, the right auxiliary flank face and the left auxiliary flank face. The processing of various cutting surfaces and angles is completed by precision carving equipment. The arrangement of the chip groove is conducive to the discharge of chips, so that copper chips will not be entangled on the workpiece during the processing, avoiding damage to the screw teeth and ensuring the quality of the thread. The arrangement of the chip breaker groove solves the problem of difficult chip breaking of copper materials, does not need to rely on manual chip shearing, and can ensure processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 It is a schematic diagram of the angle structure of the utility model.

[0016] Figure numerals: 1. tool body; 2. chip breaker; 3. chip removal groove; 4. rake face; 5. left secondary cutting edge; 6. main cutting edge; 7. right secondary cutting edge; 8. right secondary flank face; 9. flank face; 10. left secondary flank face. DETAILED DESCRIPTION

[0017] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings herein can be arranged and designed in various different configurations.

[0018] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but rather merely represents selected embodiments of the present invention. All other embodiments derived by persons of ordinary skill in the art based on the embodiments of the present invention without creative effort are also within the scope of protection of the present invention.

[0019] It should be noted that similar reference numerals and letters represent similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined or explained in subsequent drawings. In addition, the terms "first," "second," etc. are used only to distinguish the descriptions and should not be understood as indicating or implying relative importance.

[0020] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the product of the present invention is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as a limitation on the present invention.

[0021] like Figure 1-2 As shown, an end face thread processing tool includes a tool body 1, a rake face 4 is provided on the tool body 1, a chip breaker groove 2 is provided on the rake face 4, a chip removal groove 3 is provided on the rake face 4, a left secondary cutting edge 5 is provided on the tool body 1, a main cutting edge 6 is provided on the tool body 1, a right secondary cutting edge 7 is provided on the tool body 1, a right secondary flank face 8 is provided on the tool body 1, a flank face 9 is provided on the tool body 1, and a left secondary flank face 10 is provided on the tool body 1. In this embodiment, by The end face thread processing tool structure is an integral type, and the cutting part consists of: rake face 4, left secondary cutting edge 5, main cutting edge 6, right secondary cutting edge 7, flank face 9, right secondary flank face 8, and left secondary flank face 10. The processing of various cutting surfaces and angles are all completed by precision carving equipment, and the setting of the chip groove 3 is conducive to the discharge of chips, so that copper chips will not be entangled on the workpiece during the processing, avoiding damage to the screw teeth, ensuring the quality of the thread, and the setting of the chip breaker groove 2 solves the problem of difficult chip breaking of copper materials, without the need for manual chip shearing, and can ensure processing efficiency.

[0022] like Figure 1 As shown, the angle of the rake face 4 is set to 160°. In this embodiment, it is conducive to the smooth discharge of copper chips into the chip groove 3 without entanglement with the workpiece.

[0023] like Figure 1As shown, the chamfer of the main cutting edge 6 is set to R0.2. In this embodiment, while ensuring the processing size, it can also reduce the friction between the tool and the workpiece, ensuring smooth chip removal during processing.

[0024] like Figure 1 As shown, the angle between the left auxiliary cutting edge 5 and the right auxiliary cutting edge 7 is set to 60°. In this embodiment, it ensures that the tool and the workpiece will not interfere with each other to cause deformation of the screw thread, while ensuring the strength of the tool itself.

[0025] like Figure 1 As shown, the material of the tool body 1, the left secondary cutting edge 5, the main cutting edge 6 and the right secondary cutting edge 7 are all set to white steel. In this embodiment, white steel is a tool steel with high hardness, high wear resistance and high heat resistance, which can improve the overall strength of the tool and the stability of the copper ring thread processing.

[0026] In summary, it is explained here that the tool has been repeatedly verified from the selection of materials to the design of the tool angle, and finally a special end face thread processing tool is designed, which can ensure the processing efficiency while ensuring the quality of the end face thread, and the front cutting edge 4 has an angle of 160°, the left cutting edge 5 and the right cutting edge 7 have an angle of 60°, the main cutting edge 6 chamfer is R0.2, which can be adjusted according to different thread size requirements, the angle between the back cutting edge 9 and the horizontal plane is 18°, the angle between the left secondary back cutting edge 10 and the right secondary back cutting edge 8 and the horizontal plane is 18°, and the end face thread processing tool structure is an integral type, and the cutting part consists of: the front cutting edge 4, the left secondary cutting edge 5, the main cutting edge 6, the right secondary cutting edge 7, the back cutting edge 9, the right secondary back cutting edge 8, and the left secondary back cutting edge 10. Various cutting surfaces and The processing of angles is all completed by precision carving equipment, and the setting of the chip groove 3 is conducive to the discharge of chips, so that copper chips will not be entangled on the workpiece during processing, avoiding damage to the screw thread, ensuring the quality of the thread, and the setting of the chip breaker groove 2 solves the problem of difficult chip breaking of copper materials. There is no need to rely on manual chip shearing, which can ensure processing efficiency, and is conducive to the smooth discharge of copper chips into the chip groove 3. It will not entangle the workpiece, and can ensure the processing size. At the same time, it can also reduce the friction between the tool and the workpiece, ensure smooth chip removal during processing, ensure that the tool and the workpiece will not interfere with each other and cause deformation of the screw thread, and ensure the strength of the tool itself. White steel is a tool steel with high hardness, high wear resistance and high heat resistance, which can improve the overall strength of the tool and the stability of the copper ring thread processing.

[0027] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions merely illustrate the principles of the present invention. Various changes and improvements are possible without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed for the present invention is defined by the appended claims and their equivalents.

Claims

1. A face thread machining tool, comprising a tool body (1), characterized in that: The tool body (1) is provided with a front cutting surface (4), a chip breaker groove (2) is provided on the front cutting surface (4), a chip removal groove (3) is provided on the front cutting surface (4), a left secondary cutting edge (5) is provided on the tool body (1), a main cutting edge (6) is provided on the tool body (1), a right secondary cutting edge (7) is provided on the tool body (1), a right secondary flank surface (8) is provided on the tool body (1), a flank surface (9) is provided on the tool body (1), and a left secondary flank surface (10) is provided on the tool body (1).

2. The end face thread machining tool according to claim 1, characterized in that: The included angle of the rake face (4) is set to 160°.

3. The end face thread machining tool according to claim 1, characterized in that: The chamfer of the main cutting edge (6) is set to R0.

2.

4. The end face thread machining tool according to claim 1, characterized in that: The angle between the left auxiliary cutting edge (5) and the right auxiliary cutting edge (7) is set to 60°.

5. The end face thread machining tool according to claim 1, characterized in that: The material of the tool body (1), the left secondary cutting edge (5), the main cutting edge (6) and the right secondary cutting edge (7) is all set to be white steel.

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