PCD (Polycrystalline Diamond) anti-vibration precise threading tool blade

Abstract

The utility model provides a PCD (Poly Crystal Diamond) anti-vibration precise threading tool blade, which is characterized in that the tool nose angle is 60 degrees, the rear angle of the right edge is 1 degree, and the rear angle of the left edge is 6 degrees. According to the utility model, the polycrystalline diamond PCD material is adopted, the friction ratio is extremely low, the temperature resistance is higher, the durability is high, the physical wear resistance, the chemical wear resistance, the crescent wear resistance, the mechanical wear resistance and the cold welding wear resistance are higher, and the like. The angle of the tool nose is 60 degrees, the relief angle of the right blade is 1 degree, and the relief angle of the left blade is 6 degrees, so that the cutting rigidity of the blade can be ensured, the cutting force is better, the cutting resistance is lower, the strength is smaller, the resonance can be prevented, and the cutter has good impact resistance and cutting sharpness. And meanwhile, the PCD blade can be stably fed for cutting, a high-precision cutting surface with a controllable hole pattern of an aluminum alloy workpiece to be machined can be ensured, and the tool durability is quite good.

Description

Technical Field

[0001] The utility model relates to the field of turning tools, in particular to a PCD vibration-resistant precision thread turning blade. Background Art

[0002] In the prior art, threaded holes and outer diameters of aluminum alloy aviation and automotive parts, threaded holes and outer diameters of aluminum alloy gearbox bodies, and complex threaded holes and outer diameters of other aluminum alloy complex parts all require vibration-resistant precision thread turning inserts.

[0003] In this case, it is necessary to ensure good thread shape and size, as well as precise and clear turning threads to facilitate the nut and screw and improve the fit and reliability.

[0004] Although the aluminum alloy material of the workpiece is generally soft, it contains more silicon hard particles and is difficult to process. The cutting tool is easily worn and fails during use, it is difficult to ensure the thread accuracy of the workpiece, and the workload is large.

[0005] Therefore, general carbide cutting tools cannot meet the requirements of high-speed, high-efficiency, vibration-resistant and precision cutting.

[0006] In view of this, the inventor of the present application designs a PCD vibration-resistant precision thread turning insert in order to overcome the above technical problems. Utility Model Content

[0007] The technical problem to be solved by the utility model is to overcome the defect that the cemented carbide tool in the prior art cannot meet the requirements of high-speed, high-efficiency, vibration-resistant and precision cutting, and to provide a PCD vibration-resistant precision thread turning insert.

[0008] The utility model solves the above technical problems through the following technical solutions:

[0009] A PCD vibration-resistant precision thread turning insert is characterized in that the tip angle of the PCD vibration-resistant precision thread turning insert is 60 degrees, the right edge clearance angle is 1 degree, and the left edge clearance angle is 6 degrees.

[0010] According to an embodiment of the utility model, the front angle of the PCD vibration-resistant precision thread turning insert is 12 degrees.

[0011] According to an embodiment of the utility model, the end edge clearance angle of the PCD vibration-resistant precision thread turning insert is 2 degrees.

[0012] According to an embodiment of the utility model, the clamping front angle of the PCD anti-vibration precision thread turning insert is 7 degrees.

[0013] According to an embodiment of the utility model, the radius of the tip angle of the PCD vibration-resistant precision thread turning insert is 0.15 mm.

[0014] According to an embodiment of the present invention, the base groove of the PCD anti-vibration precision thread turning insert has an angle of 50 degrees.

[0015] The positive and progressive effects of the utility model are:

[0016] The utility model PCD anti-vibration precision thread turning insert has the following advantages:

[0017] 1. Polycrystalline diamond PCD material has extremely low friction ratio, high temperature resistance, high durability, high resistance to physical wear, high resistance to chemical wear, high resistance to crescent wear, high resistance to mechanical wear, high resistance to cold welding wear and other excellent properties.

[0018] 2. The tool tip angle is 60 degrees, the right edge back angle is 1 degree, and the left edge back angle is 6 degrees, which can ensure the cutting rigidity of the blade, better cutting force, lower cutting resistance, and better strength to prevent resonance, so that the tool has good resistance and cutting sharpness. At the same time, it can make the PCD blade feed cutting stably, and at the same time ensure the high-precision cutting surface of the aluminum alloy workpiece with controllable hole type, and have quite good tool durability.

[0019] 3. The front angle is 12 degrees, the back angle of the end edge is 2 degrees, and the clamping front angle is 7 degrees, which can ensure the cutting strength of the blade, the cutting force is low, and resonance can be prevented, so that the blade has good impact resistance and cutting rigidity, and at the same time, the PCD blade can be fed and cut stably, and the high-precision cutting surface of the aluminum alloy material workpiece can be controlled. And it has a very good blade, which can ensure the precise and uniform wire flow texture of the cut surface, so that the tool anti-resonance configuration has a small force cutting feed, and the workpiece has a better surface quality

[0020] 4. The tool tip angle R0.15 can reduce the cutting force under the premise of good blade strength, has anti-resonance effect, and has a good effect of avoiding cutting interference, and makes the surface quality of the workpiece better. It produces clear cutting lines, is smoother, has compressive stress, is fatigue-resistant, and is conducive to oil storage and sealing.

[0021] 5. The rake angle of 12 degrees can make the tool have good chip holding and chip removal performance and reduce cutting force. At the same time, it can make the PCD tool stable and vibration-resistant forming cutting. At the same time, it can ensure the high-precision cutting surface of the aluminum alloy workpiece with controllable hole shape and improve the tool durability.

[0022] 6. The 50-degree angle of the base groove is conducive to chip folding, breaking and chip removal. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The above and other features, properties and advantages of the present invention will become more apparent through the following description in conjunction with the accompanying drawings and embodiments, in which the same reference numerals always represent the same features, wherein:

[0024] Figure 1 This is a front view of the PCD vibration-resistant precision thread turning insert of the utility model.

[0025] Figure 2 It is a side view of the PCD vibration-resistant precision thread turning insert of the utility model.

[0026] [Reference Signs]

[0027] Right blade back angle a

[0028] Left blade clearance angle b

[0029] Front angle c

[0030] Radius R of tool tip angle

[0031] Angle d DETAILED DESCRIPTION

[0032] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0033] Embodiments of the present invention will now be described in detail with reference to the accompanying drawings.Preferred embodiments of the present invention will now be described in detail, examples of which are shown in the accompanying drawings.Where possible, the same reference numerals will be used throughout the drawings to represent the same or similar parts.

[0034] In addition, although the terms used in the present invention are selected from well-known and commonly used terms, some terms mentioned in the specification of the present invention may be selected by the applicant at his or her discretion, and their detailed meanings are explained in the relevant parts of the description of this article.

[0035] Furthermore, it is required that the present invention be understood not only by the actual terms used but also by the meanings contained in each term.

[0036] Figure 1 This is a front view of the PCD vibration-resistant precision thread turning insert of the utility model.

[0037] Figure 2 It is a side view of the PCD vibration-resistant precision thread turning insert of the utility model.

[0038] like Figure 1 and Figure 2 As shown, the utility model discloses a PCD vibration-resistant precision thread turning insert, wherein the tip angle of the PCD vibration-resistant precision thread turning insert is 60 degrees, the right edge clearance angle a is 1 degree, and the left edge clearance angle b is 6 degrees.

[0039] Preferably, the front angle c of the PCD vibration-resistant precision thread turning insert is 12 degrees.

[0040] Preferably, the end edge clearance angle of the PCD vibration-resistant precision thread turning insert is 2 degrees.

[0041] Further preferably, the clamping front angle of the PCD vibration-resistant precision thread turning insert is 7 degrees.

[0042] In addition, the radius R of the tool tip angle of the PCD vibration-resistant precision thread turning insert is preferably 0.15 mm.

[0043] More preferably, the base groove of the PCD anti-vibration precision thread turning insert has an angle of 50 degrees (ie, angle d), which is conducive to chip folding, chip breaking and chip removal.

[0044] According to the above structural description, the PCD vibration-resistant precision thread turning insert of the utility model can efficiently, accurately and stably turn aluminum alloy workpieces with internal and external threads, and meet the requirements of precision and long life.

[0045] The utility model PCD anti-vibration precision thread turning insert has the following advantages:

[0046] 1. Polycrystalline diamond PCD material has extremely low friction ratio, high temperature resistance, high durability, high resistance to physical wear, high resistance to chemical wear, high resistance to crescent wear, high resistance to mechanical wear, high resistance to cold welding wear and other excellent properties.

[0047] 2. The tool tip angle is 60 degrees, the right edge back angle is 1 degree, and the left edge back angle is 6 degrees, which can ensure the cutting rigidity of the blade, better cutting force, lower cutting resistance, and better strength to prevent resonance, so that the tool has good resistance and cutting sharpness. At the same time, it can make the PCD blade feed cutting stably, and at the same time ensure the high-precision cutting surface of the aluminum alloy workpiece with controllable hole type, and have quite good tool durability.

[0048] 3. The front angle is 12 degrees, the back angle of the end edge is 2 degrees, and the clamping front angle is 7 degrees, which can ensure the cutting strength of the blade, the cutting force is low, and resonance can be prevented, so that the blade has good impact resistance and cutting rigidity, and at the same time, the PCD blade can be fed and cut stably, and the high-precision cutting surface of the aluminum alloy material workpiece can be controlled. And it has a very good blade, which can ensure the precise and uniform wire flow texture of the cut surface, so that the tool anti-resonance configuration has a small force cutting feed, and the workpiece has a better surface quality

[0049] 4. The tool tip angle R0.15 can reduce the cutting force under the premise of good blade strength, has anti-resonance effect, and has a good effect of avoiding cutting interference, and makes the surface quality of the workpiece better. It produces clear cutting lines, is smoother, has compressive stress, is fatigue-resistant, and is conducive to oil storage and sealing.

[0050] 5. The rake angle of 12 degrees can make the tool have good chip holding and chip removal performance and reduce cutting force. At the same time, it can make the PCD tool stable and vibration-resistant forming cutting. At the same time, it can ensure the high-precision cutting surface of the aluminum alloy workpiece with controllable hole shape and improve the tool durability.

[0051] 6. The 50-degree angle of the base groove is conducive to chip folding, breaking and chip removal.

[0052] For those skilled in the art, the above invention disclosure is only used as an example and does not constitute a limitation of the present application. Although not explicitly stated herein, those skilled in the art may make various modifications, improvements and amendments to the present application. Such modifications, improvements and amendments are suggested in the present application, so such modifications, improvements and amendments still belong to the spirit and scope of the exemplary implementation of the present application.

[0053] At the same time, the present application uses specific words to describe the embodiments of the present application. For example, "one embodiment", "an embodiment", and / or "some embodiments" refer to a certain feature, structure or characteristic related to at least one embodiment of the present application. Therefore, it should be emphasized and noted that "one embodiment" or "an embodiment" or "an alternative embodiment" mentioned twice or more in different positions in this specification does not necessarily refer to the same embodiment. In addition, some features, structures or characteristics in one or more embodiments of the present application can be appropriately combined.

[0054] Similarly, it should be noted that in order to simplify the description of the disclosure of this application and thus facilitate the understanding of one or more embodiments of the invention, in the foregoing description of the embodiments of this application, multiple features are sometimes grouped into one embodiment, drawing, or description thereof. However, this disclosure method does not mean that the subject matter of this application requires more features than those mentioned in the claims. In fact, the features of an embodiment are less than all the features of a single embodiment disclosed above.

[0055] Although the specific embodiments of the present invention are described above, those skilled in the art should understand that these are only examples, and the protection scope of the present invention is defined by the appended claims. Those skilled in the art may make various changes or modifications to these embodiments without departing from the principle and essence of the present invention, but these changes and modifications fall within the protection scope of the present invention.

Claims

1. A PCD vibration-resistant precision thread turning insert, characterized in that: The PCD anti-vibration precision thread turning insert has a tip angle of 60 degrees, a right edge clearance angle of 1 degree, and a left edge clearance angle of 6 degrees; The front angle of the PCD vibration-resistant precision thread turning insert is 12 degrees; the end edge clearance angle of the PCD vibration-resistant precision thread turning insert is 2 degrees; and the clamping front angle of the PCD vibration-resistant precision thread turning insert is 7 degrees.

2. The PCD anti-vibration precision thread turning insert according to claim 1, characterized in that: The radius of the tool tip angle of the PCD vibration-resistant precision thread turning insert is 0.15 mm.

3. The PCD anti-vibration precision thread turning insert according to claim 1, characterized in that: The base groove of the PCD vibration-resistant precision thread turning insert has an angle of 50 degrees.

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