Precise cutting tool with automatic chip removal function

Abstract

The utility model discloses a precision cutting tool with an automatic chip removal function, and relates to the technical field of cutting tools, the precision cutting tool with the automatic chip removal function comprises a connecting piece, the bottom of the connecting piece is connected with a cutting piece, the connecting piece and the cutting piece are both of a hollow structure, and the surface of the cutting piece is provided with a chip removal groove; a liquid outlet hole is formed in the position, corresponding to the chip groove, of the cutting part, the liquid outlet hole is communicated with the interior of the cutting part, a cutting head is fixedly connected to the bottom of the cutting part, and the cutting head corresponds to the chip groove in position, so that the problems that in the precise cutting process, chip removal is not smooth, cutting liquid is not flexible to supply, and leakage is likely to happen are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to cutting tool technical field, concretely is a precision cutting tool with automatic chip removal function. BACKGROUND

[0002] In the field of mechanical manufacturing, cutting processing is a very key link, and cutting tool as the core element to realize this processing process, its importance is self-evident. Early with monolithic high-carbon tool steel cutter mainly, thereafter, ceramic cutter, polycrystalline synthetic diamond and polycrystalline cubic boron nitride and other new materials further expand processing capacity. The application of coating technology, such as chemical vapor deposition (CVD), physical vapor deposition (PVD), by coating hard layer on the cutter surface, the combination of high strength toughness of matrix and high hardness wear resistance of surface layer, realize the breakthrough of cutting efficiency and precision.

[0003] The existing cutting tool has the problems of poor chip removal, inflexible cutting fluid supply and easy leakage in the precision cutting process. UTILITY MODEL CONTENTS

[0004] The utility model provides a precision cutting tool with automatic chip removal function to solve the problems of poor chip removal, inflexible cutting fluid supply and easy leakage in the precision cutting process.

[0005] The utility model provides the following technical scheme: a precision cutting tool with automatic chip removal function, connecting piece is connected with cutting member in the bottom of connecting piece, connecting piece and cutting member are all hollow structure, and the surface of cutting member is provided with chip removal groove, the position of cutting member corresponding chip removal groove is provided with liquid outlet hole, liquid outlet hole is communicated with the inside of cutting member, and the bottom of cutting member is fixedly connected with cutting head, and cutting head is corresponding with the position of chip removal groove.

[0006] As a preferred technical scheme of the utility model, the cutting member includes a material guide conical portion, a first connecting portion and a second connecting portion, the material guide conical portion is fixedly connected to the top of the first connecting portion, the bottom of the first connecting portion is fixedly connected with an extension ring, and the second connecting portion is sleeved on the surface of the extension ring, the material guide conical portion is connected with the connecting piece, and the cutting head is fixed on the second connecting portion, the chip removal groove includes a chip inlet portion and a chip guide portion, the chip inlet portion is arranged on the second connecting portion, the chip guide portion is arranged on the first connecting portion, and the liquid outlet hole corresponds to the chip guide portion, the first connecting portion is hollow, and the liquid outlet hole is communicated with the inside of the first connecting portion.

[0007] As a preferred technical scheme of the utility model, the top of the material guide conical portion is fixedly connected with a fixed column, and the connecting piece is fixedly sleeved on the surface of the fixed column.

[0008] As a preferred technical scheme of the utility model, the bottom of the connecting piece is fixedly connected with an injection pipe, and the surface of the injection pipe is connected with the inner side wall of the material guiding conical part.

[0009] As a preferred technical scheme of the utility model, the surface of the injection pipe is fixedly sleeved with a first rubber ring, the inside of the material guiding conical part is fixedly connected with a second rubber ring, the inner side wall of the second rubber ring is movably connected with the surface of the injection pipe, and the first rubber ring is movably connected with the second rubber ring.

[0010] As a preferred technical scheme of the utility model, the second connecting part is hollow, the inside of the second connecting part is communicated with the inside of the first connecting part, and the inside of the second connecting part is fixedly connected with a circular hole plate.

[0011] As a preferred technical scheme of the utility model, the inside of the extension ring is movably connected with a liquid blocking piece, the liquid blocking piece comprises a cylindrical part and a circular truncated cone part, the cylindrical part and the circular truncated cone part are fixedly connected, the inside of the extension ring is fixedly connected with a limiting protrusion, the surface of the cylindrical part is provided with a limiting groove, the inner side wall of the limiting groove is movably connected with the surface of the limiting protrusion, the circular truncated cone part is movably connected with the inner side wall of the second connecting part, and the number of the limiting grooves is greater than the number of the limiting protrusions.

[0012] Compared with the prior art, the utility model provides a precise cutting tool with automatic chip removal function, which has the following beneficial effects:

[0013] 1、The precise cutting tool with automatic chip removal function, through hollow structure of connecting piece and cutting piece, and setting chip removal groove and liquid outlet hole on the surface of cutting piece, and making the cutting head correspond to the position of the chip removal groove, can effectively solve the problems of cutting precision and efficiency affected by waste chip accumulation in the precise cutting process, and insufficient lubrication and high temperature in the cutting area.

[0014] 2、The precise cutting tool with automatic chip removal function, through setting the waste chip generated by cutting can be discharged in time through the chip removal groove, avoiding the interference of waste chip residue in the cutting process; at the same time, the cutting fluid can flow out from the liquid outlet hole through the hollow structure, directly acting on the cutting area, playing the role of cooling and lubricating the cutting piece and the cutting head, reducing the friction and temperature in the cutting process, thereby prolonging the service life of the cutting tool and improving the precision and quality of the cutting process. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of the utility model.

[0016] Figure 2 It is a structural schematic view of the circular hole plate of the utility model.

[0017] Figure 3The structure schematic diagram of the limiting protrusion is shown in the utility model.

[0018] Figure 4 The structure schematic diagram of the limiting protrusion is shown in the utility model.

[0019] Figure 5 The structure schematic diagram of the second rubber ring is shown in the utility model.

[0020] Figure 6 The structure schematic diagram of the first rubber ring is shown in the utility model.

[0021] Figure 7 The structure schematic diagram of the extension ring is shown in the utility model.

[0022] In the figure: 1, connecting piece; 2, cutting piece; 201, material guiding conical part; 202, first connecting part; 203, second connecting part; 3, chip removal groove; 301, chip inlet part; 302, chip guiding part; 4, liquid outlet hole; 5, cutting head; 6, extension ring; 7, fixed column; 8, injection pipe; 9, first rubber ring; 10, second rubber ring; 11, circular hole plate; 12, liquid blocking piece; 1201, cylindrical part; 1202, circular truncated cone part; 13, limiting recess; 14, limiting protrusion. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] Please refer to Figures 1-7 The utility model discloses a kind of precision cutting tools with automatic chip removal function, including connecting piece 1, the bottom of connecting piece 1 is connected with cutting piece 2, connecting piece 1 and cutting piece 2 are hollow structure, the surface of cutting piece 2 is provided with chip removal groove 3;Cutting piece 2 is provided with liquid outlet hole 4 in position corresponding chip removal groove 3, liquid outlet hole 4 is communicated with the inside of cutting piece 2, the bottom of cutting piece 2 is fixedly connected with cutting head 5, cutting head 5 is positionally corresponding with chip removal groove 3.

[0025] Specifically, the cutting member 2 comprises a material guiding conical part 201, a first connecting part 202 and a second connecting part 203, the material guiding conical part 201 is fixedly connected at the top of the first connecting part 202, the bottom of the first connecting part 202 is fixedly connected with an extension ring 6, and the second connecting part 203 is sleeved on the surface of the extension ring 6; the material guiding conical part 201 is connected with the connecting member 1, and the cutting head 5 is fixed on the second connecting part 203; the chip groove 3 comprises a chip inlet part 301 and a chip guiding part 302, the chip inlet part 301 is arranged on the second connecting part 203, the chip guiding part 302 is arranged on the first connecting part 202, and the liquid outlet hole 4 corresponds to the chip guiding part 302; the first connecting part 202 is hollow, and the liquid outlet hole 4 is in communication with the inside of the first connecting part 202.

[0026] In the embodiment, the cutting member 2 drives the cutting head 5 to cut, the cutting waste is led out under the action of the chip groove 3, the cutting fluid enters the hollow connecting member 1 and the hollow cutting member 2, and then flows out through the liquid outlet hole 4, so as to soften the cutting member 2, reduce the friction, and facilitate the movement of the waste in the chip groove 3. After the waste touches the material guiding conical part 201, the waste is dispersed outward under the action of the inclined surface.

[0027] Specifically, the top of the material guiding conical part 201 is fixedly connected with a fixed column 7, and the connecting member 1 is fixedly sleeved on the surface of the fixed column 7.

[0028] The bottom of the connecting member 1 is fixedly connected with an injection pipe 8, and the surface of the injection pipe 8 is connected with the inner side wall of the material guiding conical part 201.

[0029] The surface of the injection pipe 8 is fixedly sleeved with a first rubber ring 9, the inside of the material guiding conical part 201 is fixedly connected with a second rubber ring 10, the inner side wall of the second rubber ring 10 is movably connected with the surface of the injection pipe 8, and the first rubber ring 9 is movably connected with the second rubber ring 10.

[0030] In the embodiment, the first rubber ring 9 and the second rubber ring 10 can prevent the cutting fluid from leaking through the injection pipe 8.

[0031] Specifically, the second connecting part 203 is hollow, the inside of the second connecting part 203 is in communication with the inside of the first connecting part 202, and the inside of the second connecting part 203 is fixedly connected with a circular hole plate 11.

[0032] In the embodiment, the hollow second connecting part 203 and the circular hole plate 11 can realize that the cutting fluid is directly discharged from the bottom and directly contacts the cutting member.

[0033] Specifically, the inner part of the extension ring 6 is movably connected with a liquid blocking piece 12, the liquid blocking piece 12 comprises a cylindrical part 1201 and a circular truncated cone part 1202, the cylindrical part 1201 and the circular truncated cone part 1202 are fixedly connected, the inner part of the extension ring 6 is fixedly connected with a limiting protrusion 14, the surface of the cylindrical part 1201 is provided with a limiting groove 13, the inner side wall of the limiting groove 13 is movably connected with the surface of the limiting protrusion 14, the circular truncated cone part 1202 is movably connected with the inner side wall of the second connecting part 203, and the number of the limiting grooves 13 is greater than that of the limiting protrusions 14.

[0034] In the embodiment, the limiting protrusion 14 and the limiting groove 13 can play a guiding and limiting role, and the number of the limiting grooves 13 is greater than that of the limiting protrusions 14, so that the liquid can be smoothly discharged.

[0035] The working principle and use process of the utility model are as follows: in use, the connecting piece 1 is installed on a rotating equipment and connected with a liquid injection equipment, the connecting end can be connected through a bearing to avoid liquid supply failure caused by rotation. The cutting piece 2 drives the cutting head 5 to cut, the cutting waste is led out under the action of the chip removal groove 3, the cutting fluid enters the hollow connecting piece 1 and the hollow cutting piece 2, and then flows out through the liquid outlet hole 4, so as to soften the cutting piece 2 and reduce friction, and also facilitate the movement of the waste in the chip removal groove 3. After the waste touches the guide cone part 201, it is dispersed outward under the action of the inclined surface.

[0036] In addition, the second connecting part 203 is also a hollow structure, and the cutting fluid can also flow out through the second connecting part 203 and the circular hole plate 11 and directly contact the cutting piece 2. The liquid blocking piece 12 is arranged in the extension ring 6 of the first connecting part 202, and the cutting fluid will generate resistance when contacting the liquid blocking piece 12. The generated resistance is related to the hydraulic pressure, and when the cutting fluid flow rate is large, the resistance will be large, the bottom of the circular truncated cone part 1202 will be tightly attached to the circular hole plate 11, resulting in that the liquid cannot be normally stored, so that the cutting fluid will be discharged through the liquid outlet hole 4. In this case, the hydraulic pressure is large, and the residual cutting waste in the chip guide part 302 can be washed. When the cutting fluid flow rate is small, the resistance is small, and the cutting fluid can penetrate between the circular truncated cone part 1202 and the circular hole plate 11, so as to be discharged.

[0037] In summary, the precision cutting tool with automatic chip removal function, the chip removal groove 3 and the liquid outlet hole 4 on the cutting piece 2 work together, can timely lead out the waste chip, the cutting fluid flows out through the liquid outlet hole 4, softens the cutting piece 2 and reduces the friction, facilitates the movement of the waste chip; the material guiding conical part 201 can make the waste chip disperse outward; the injection pipe 8, the first rubber ring 9 and the second rubber ring 10 prevent the cutting fluid from leaking; the hollow second connecting part 203 and the circular hole plate 11 make the cutting fluid can directly contact with the cutting piece; the liquid blocking piece 12 cooperates with the limiting structure, automatically adjusts the liquid outlet mode according to the flow rate of the cutting fluid, flushes the waste chip of the chip guiding part 302 when the flow rate is large, normally discharges the cutting fluid when the flow rate is small, significantly improves the chip removal and cutting performance of the precision cutting tool, can effectively solve the problems of poor chip removal, inflexible cutting fluid supply and easy leakage in the precision cutting process.

[0038] It should be noted that in this text, such as the term "include", "contain" or any other variant is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or also includes the elements inherent to such process, method, article or equipment. Without more limitations, the element defined by the statement "including a" does not exclude the existence of other identical elements in the process, method, article or equipment including the element.

[0039] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A precision cutting tool with automatic chip removal function, characterized in that, The utility model provides cutting member (2) is provided with the cutting head (5) on the bottom, and the cutting head (5) is corresponding with the position of the chip flute (3), and the cutting head (5) is connected with the cutting member (2) and is used for cutting the workpiece. The cutting member (2) is provided with a liquid outlet hole (4) corresponding to the position of the chip flute (3), the liquid outlet hole (4) is communicated with the inside of the cutting member (2), the bottom of the cutting member (2) is fixedly connected with a cutting head (5), and the cutting head (5) is corresponding with the position of the chip flute (3).

2. The precision cutting tool with automatic chip removal function according to claim 1, characterized in that: The cutting member (2) comprises a material guiding conical part (201), a first connecting part (202) and a second connecting part (203), the material guiding conical part (201) is fixedly connected at the top of the first connecting part (202), the bottom of the first connecting part (202) is fixedly connected with an extension ring (6), and the second connecting part (203) is sleeved on the surface of the extension ring (6). The material guiding conical part (201) is connected with the connecting member (1), and the cutting head (5) is fixed on the second connecting part (203). The chip flute (3) comprises an incoming chip part (301) and a chip guiding part (302), the incoming chip part (301) is arranged on the second connecting part (203), the chip guiding part (302) is arranged on the first connecting part (202), and the liquid outlet hole (4) corresponds to the chip guiding part (302). The first connecting part (202) is hollow, and the liquid outlet hole (4) is communicated with the inside of the first connecting part (202).

3. The precision cutting tool with automatic chip removal function according to claim 2, characterized in that: The top of the material guiding conical part (201) is fixedly connected with a fixed column (7), and the connecting member (1) is fixedly sleeved on the surface of the fixed column (7).

4. The precision cutting tool with automatic chip removal function according to claim 3, characterized in that: The bottom of the connecting member (1) is fixedly connected with an injection pipe (8), and the surface of the injection pipe (8) is connected with the inner side wall of the material guiding conical part (201).

5. The precision cutting tool with automatic chip removal function according to claim 4, characterized in that: The surface of the injection pipe (8) is fixedly sleeved with a first rubber ring (9), the inside of the material guiding conical part (201) is fixedly connected with a second rubber ring (10), the inner side wall of the second rubber ring (10) is movably connected with the surface of the injection pipe (8), and the first rubber ring (9) is movably connected with the second rubber ring (10).

6. The precision cutting tool with automatic chip removal function according to claim 2, characterized in that: The second connecting part (203) is hollow, the inside of the second connecting part (203) is communicated with the inside of the first connecting part (202), and the inside of the second connecting part (203) is fixedly connected with a circular hole plate (11).

7. The precision cutting tool with automatic chip removal according to claim 6, characterized in that: The inside of the extension ring (6) is movably connected with a liquid blocking member (12), the liquid blocking member (12) comprises a cylindrical part (1201) and a circular truncated cone part (1202), the cylindrical part (1201) and the circular truncated cone part (1202) are fixedly connected, the inside of the extension ring (6) is fixedly connected with a limiting protrusion (14), the surface of the cylindrical part (1201) is provided with a limiting groove (13), the inner side wall of the limiting groove (13) is movably connected with the surface of the limiting protrusion (14), the circular truncated cone part (1202) is movably connected with the inner side wall of the second connecting part (203), and the number of the limiting grooves (13) is greater than the number of the limiting protrusions (14).

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