Titanium alloy taper ball cutter

Abstract

The utility model relates to the technical field of machining equipment, and discloses a titanium alloy taper ball cutter which comprises a cutter handle part, a spiral part is arranged on the outer wall of the cutter handle part, a cutting part is arranged outside the spiral part, a chip groove is formed in the bottom of the outer wall of the spiral part, and a sharp cutter part is arranged at the bottom end of the spiral part. A bevel portion is arranged at the bottom of the outer wall of the spiral portion, a cutting face is arranged on the outer wall of the spiral portion, and an installation mechanism is arranged at the top end of the cutter handle portion and comprises a fixing piece. According to the utility model, through the cutting part, the inclined surface part, the sharp knife part and the cutting surface on the spiral part, large-suspension deep processing is realized by unequal division of odd teeth and damping relief angles of the cutting edges, so that the problems of insufficient smoothness and insufficient cutting force during processing are solved, and the clamping force of the bottom of the fixed seat can be improved by rotating the knob; therefore, the cutter handle part can be quickly mounted and replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical processing equipment, in particular to a titanium alloy taper ball cutter. Background Art

[0002] Ball end cutters are tools installed on milling machines for milling curved surfaces and arc grooves. With the increasing requirements for practicality and machining accuracy, the drill bit is a common machining tool, and its structure is crucial to its strength, life, drilling error and accuracy. Ball end cutters are widely used due to their high temperature resistance.

[0003] However, when processing the surface finish of a large-diameter impeller and the cutter marks during layered milling, it is difficult to improve the finish and cutting force during processing, resulting in reduced processing efficiency. Therefore, a titanium alloy taper ball cutter is proposed to solve the above problems. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a titanium alloy taper ball cutter, aiming to improve the problems of smoothness and cutting force during processing in the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a titanium alloy tapered ball cutter, comprising a shank portion, the outer wall of the shank portion is provided with a spiral portion, the outside of the spiral portion is provided with a cutting portion, the bottom of the outer wall of the spiral portion is provided with a chip groove, the bottom end of the spiral portion is provided with a sharp knife portion, the bottom of the outer wall of the spiral portion is provided with an inclined portion, the outer wall of the spiral portion is provided with a cutting surface, and the top of the shank portion is provided with a mounting mechanism.

[0006] As a further description of the above technical solution:

[0007] The mounting mechanism includes a fixing part, the inner wall of the fixing part is fixedly connected to the upper part of the outer wall of the handle part, the top of the fixing part is provided with slots around, a plurality of slots are slidably connected with plug plates inside, the outer wall of the plug plates is fixedly connected with a fixing seat, the outer wall of the fixing seat is provided with reinforcement grooves around, a plurality of clamping plates are fixedly connected with the inner bottom of the fixing seat, the upper part of the outer wall of the fixing seat is provided with a screw groove, and the outer wall of the screw groove is threadedly connected with a knob.

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

[0009] The inner wall of the knob is fixedly connected with a rubber ring.

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

[0011] The rubber ring is made of rubber material.

[0012] As a further description of the above technical solution:

[0013] The outer walls of the fixing seats are fixedly connected with a plurality of wear-resistant plates.

[0014] As a further description of the above technical solution:

[0015] The diameter of the shank portion is greater than the diameter of the spiral portion.

[0016] As a further description of the above technical solution:

[0017] The top end of the shank portion is provided with a chamfer.

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

[0019] The spiral part is made of titanium alloy.

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

[0021] The top end of the knife handle is fixedly connected with a rubber pad.

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

[0023] The outer wall of the spiral portion is provided with a Balzers AN coating.

[0024] The utility model has the following beneficial effects:

[0025] 1. In the utility model, the cutting part, the bevel part, the sharp knife part and the cutting surface on the spiral part are used to realize large overhang depth processing by adopting unequal division of odd number of teeth and the back angle of the cutting edge to reduce vibration, thereby solving the problem of insufficient finish and cutting force during processing.

[0026] 2. In the present invention, the plug plate is connected through the slot, and then the clamping plate is clamped on the bottom of the fixing member. Turning the knob can increase the clamping force of the bottom of the fixing seat, thereby realizing the rapid installation and replacement of the handle. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 A three-dimensional schematic diagram of a titanium alloy taper ball cutter proposed by the utility model;

[0028] Figure 2 This is a schematic diagram of the local structure of a cutter head of a titanium alloy taper ball cutter proposed by the utility model;

[0029] Figure 3 The utility model is a disassembled diagram of a titanium alloy taper ball cutter.

[0030] Legend:

[0031] 1. Tool handle; 2. Mounting mechanism; 201. Fixing piece; 202. Slot; 203. Insert plate; 204. Fixing seat; 205. Reinforcement groove; 206. Clamp; 207. Screw groove; 208. Knob; 209. Rubber ring; 210. Wear-resistant plate; 3. Spiral part; 4. Cutting part; 5. Chip groove; 6. Sharp knife part; 7. Inclined part; 8. Cutting surface; 9. Rubber pad. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] Reference Figure 1 and Figure 2 The utility model provides an embodiment: a titanium alloy tapered ball cutter, comprising a handle portion 1, a spiral portion 3 is provided on the outer wall of the handle portion 1, a cutting portion 4 is provided on the outside of the spiral portion 3, a chip removal groove 5 is provided on the bottom of the outer wall of the spiral portion 3, a sharp knife portion 6 is provided at the bottom end of the spiral portion 3, an inclined portion 7 is provided at the bottom of the outer wall of the spiral portion 3, a cutting surface 8 is provided on the outer wall of the spiral portion 3, and a mounting mechanism 2 is provided on the top of the handle portion 1.

[0034] Specifically, a spiral portion 3 is provided at the bottom of the outer wall of the shank portion 1, and the spiral portion 3 is used to facilitate continuous drilling of the surface of a large-diameter impeller. A cutting portion 4, a chamfer portion 7, a sharp knife portion 6 and a cutting surface 8 are provided on the spiral portion 3. By adopting an odd number of unequally divided teeth and a cutting edge shock-absorbing back angle, large overhang depth processing can be achieved, thereby solving the problems of insufficient smoothness and cutting force during processing.

[0035] Reference Figure 1 and Figure 3 The mounting mechanism 2 includes a fixing member 201, the inner wall of the fixing member 201 is fixedly connected to the upper outer wall of the handle portion 1, slots 202 are provided around the top of the fixing member 201, and plug plates 203 are slidably connected inside the multiple slots 202, the outer wall of the plug plate 203 is fixedly connected to a fixing seat 204, the outer wall of the fixing seat 204 is provided with reinforcement grooves 205 around, the inner bottom of the fixing seat 204 is fixedly connected to multiple clamping plates 206, the upper outer wall of the fixing seat 204 is provided with a screw groove 207, the outer wall of the screw groove 207 is threadedly connected to a knob 208, the inner wall of the knob 208 is fixedly connected to a rubber ring 209, the rubber ring 209 is made of rubber material, and the outer wall of the fixing seat 204 is fixedly connected to multiple wear-resistant plates 210.

[0036] Specifically, a fixing part 201 is fixed to the top of the outer wall of the handle portion 1, and slots 202 are provided around the top of the fixing part 201. The plug plate 203 is connected through the slots 202, so that the fixing seat 204 is limited and fixed on the top of the handle portion 1. At this time, a plurality of clamping plates 206 at the bottom inner side of the fixing seat 204 will be engaged with the bottom of the fixing part 201, and then a screw groove 207 is provided on the outer wall of the fixing seat 204. The knob 208 is connected through the screw groove 207. Turning the knob 208 can increase the clamping force at the bottom of the fixing seat 204, thereby realizing rapid installation and replacement of the handle portion 1.

[0037] Reference Figure 1 , Figure 2 and Figure 3 The diameter of the shank 1 is larger than the diameter of the spiral portion 3. The top of the shank 1 is chamfered. The spiral portion 3 is made of titanium alloy. The top of the shank 1 is fixedly connected with a rubber pad 9. The outer wall of the spiral portion 3 is provided with a Balzers AN coating.

[0038] Specifically, a rubber pad 9 is fixed at the top of the handle portion 1. The rubber pad 9 can reduce the impact generated by the spiral portion 3 during use, greatly improving the service life of the spiral portion 3 and the punching device. The spiral portion 3 is made of titanium alloy, which can greatly improve the hardness of the spiral portion 3 and improve processing efficiency.

[0039] Working principle: First, a spiral portion 3 is provided at the bottom of the outer wall of the handle 1, and the spiral portion 3 facilitates continuous drilling of the surface of the large-diameter impeller. A cutting portion 4, a chamfer 7, a sharp knife portion 6 and a cutting surface 8 are provided on the spiral portion 3. The large overhang depth processing is achieved by adopting an odd number of teeth with unequal division and a cutting edge shock-absorbing back angle, thereby solving the problem of insufficient finish and cutting force during processing. A fixing piece 201 is fixed on the top of the outer wall of the handle 1, and the top of the fixing piece 201 is evenly A slot 202 is provided, and the plug plate 203 is connected through the slot 202, so that the fixing seat 204 is limited and fixed on the top of the handle part 1. At this time, the multiple clamping plates 206 at the inner bottom of the fixing seat 204 will be engaged with the bottom of the fixing part 201, and then a screw groove 207 is provided on the outer wall of the fixing seat 204, and the knob 208 is connected through the screw groove 207. Turning the knob 208 can increase the clamping force at the bottom of the fixing seat 204, thereby realizing the rapid installation and replacement of the handle part 1.

[0040] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A titanium alloy taper ball cutter, comprising a handle portion (1), characterized in that: The outer wall of the shank portion (1) is provided with a spiral portion (3), the outside of the spiral portion (3) is provided with a cutting portion (4), the bottom of the outer wall of the spiral portion (3) is provided with a chip removal groove (5), the bottom end of the spiral portion (3) is provided with a sharp knife portion (6), the bottom of the outer wall of the spiral portion (3) is provided with a slope portion (7), the outer wall of the spiral portion (3) is provided with a cutting surface (8), and the top end of the shank portion (1) is provided with a mounting mechanism (2).

2. The titanium alloy taper ball cutter according to claim 1, characterized in that: The mounting mechanism (2) comprises a fixing member (201), the inner wall of the fixing member (201) is fixedly connected to the upper outer wall of the handle portion (1), the top of the fixing member (201) is provided with slots (202) on all sides, a plurality of slots (202) are slidably connected to the inside of each of the slots (202), the outer wall of each of the slots (203) is fixedly connected to a fixing seat (204), the outer wall of each of the fixing seat (204) is provided with reinforcement slots (205) on all sides, the inner bottom of each of the fixing seat (204) is fixedly connected to a plurality of clamping plates (206), the upper outer wall of the fixing seat (204) is provided with a screw groove (207), and the outer wall of each of the screw grooves (207) is threadedly connected to a knob (208).

3. The titanium alloy taper ball cutter according to claim 2, characterized in that: A rubber ring (209) is fixedly connected to the inner wall of the knob (208).

4. The titanium alloy taper ball cutter according to claim 3, characterized in that: The rubber ring (209) is made of rubber material.

5. The titanium alloy taper ball cutter according to claim 2, characterized in that: The outer walls of the fixing seats (204) are fixedly connected with a plurality of wear-resistant plates (210).

6. The titanium alloy taper ball cutter according to claim 1, characterized in that: The diameter of the shank portion (1) is greater than the diameter of the spiral portion (3).

7. The titanium alloy taper ball cutter according to claim 1, characterized in that: The top end of the shank portion (1) is provided with a chamfer.

8. The titanium alloy taper ball cutter according to claim 1, characterized in that: The spiral portion (3) is made of titanium alloy.

9. The titanium alloy taper ball cutter according to claim 1, characterized in that: A rubber pad (9) is fixedly connected to the top end of the handle portion (1).

10. The titanium alloy taper ball cutter according to claim 1, characterized in that: The outer wall of the spiral portion (3) is provided with a Balzers AN coating.

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