CN215145057U - Cutting tool - Google Patents
Cutting tool Download PDFInfo
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- CN215145057U CN215145057U CN202023193194.1U CN202023193194U CN215145057U CN 215145057 U CN215145057 U CN 215145057U CN 202023193194 U CN202023193194 U CN 202023193194U CN 215145057 U CN215145057 U CN 215145057U
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- cutting
- connecting portion
- tool
- cutter
- cutting edge
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Abstract
The application provides a cutter for processing work piece, including clamping part, connection connecting portion, first cutting portion and the second cutting portion of clamping part. The first cutting part is connected with the connecting part and comprises a first cutting edge and a cutting surface formed at one end far away from the connecting part, and the first cutting edge is positioned on the cutting surface; the second cutting part is wound on the connecting part, forms a preset angle with the first cutting part and comprises a second cutting edge protruding out of the connecting part. The cutter provided by the invention is arranged on the same cutter by forming the first cutting part and the second cutting part into the preset angle, so that after the first cutting part finishes cutting the corresponding part, the second cutting part is moved to the next part to be cut by the external cutter moving equipment, the complex operation that the cutter needs to be replaced to cut the next part after the cutting of the same product is finished is avoided, the operation flow is simplified, and the production efficiency is improved.
Description
Technical Field
The application relates to the technical field of machining, in particular to a cutter.
Background
A tool is a tool used for cutting machining in machine manufacturing, and is also called a cutting tool. When a workpiece is cut by the existing cutter, only one part of the workpiece can be cut, and when a plurality of parts of one workpiece need to be cut, a plurality of cutters need to be replaced to cut a plurality of different parts, so that the problem of low production efficiency is caused.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is desirable to provide a cutting tool with high production efficiency.
Embodiments of the present application provide a tool for machining a workpiece, including a clamping portion, a connecting portion connecting the clamping portion, a first cutting portion, and a second cutting portion. The first cutting part is connected with the connecting part and comprises a first cutting edge and a cutting surface formed at one end far away from the connecting part, and the first cutting edge is positioned on the cutting surface; the second cutting part is wound on the connecting part, forms a preset angle with the first cutting part and comprises a second cutting edge protruding out of the connecting part.
In at least one embodiment of the present application, the first cutting portion further includes a plurality of first cutting blocks arranged in a spiral manner, one end of the first cutting block, which is far away from the connecting portion, is horizontally provided with an end surface, the end surface is located in the cutting surface, and each end surface is provided with the first cutting edge.
In at least one embodiment of the present application, a first chip pocket is formed between two adjacent first cutting blocks for discharging generated chips.
In at least one embodiment of this application, the second cutting portion includes a plurality of second cutting blocks that the annular set up, the one end that the second cutting block is kept away from the connecting portion is equipped with the second cutting edge.
In at least one embodiment of the present application, a second chip flute is formed between two adjacent second cutting blocks, and the second chip flute is arranged corresponding to the first chip flute.
In at least one embodiment of the present application, the cutting face is circular, square, or polygonal.
In at least one embodiment of the present application, the second cutting edge is obliquely arranged with an angle in the range of 0 ° to 60 ° with the axis of the connecting portion.
In at least one embodiment of the present application, the distance from the cutting face to the end face of the second cutting portion remote from the first cutting portion is 3.993mm-9.007 mm.
In at least one embodiment of this application, the connecting portion includes first connecting portion and second connecting portion, first connecting portion one end is connected the first cutting portion, the first connecting portion other end with the second connecting portion pass through the fillet and be connected, the radius of fillet is 2 mm.
In at least one embodiment of the present application, the included angle between the two sidewalls of the second connecting portion is 28-32 °.
The cutter provided by the invention is arranged on the same cutter by forming the first cutting part and the second cutting part into the preset angle, so that after the first cutting part finishes cutting the corresponding part, the second cutting part is moved to the next part to be cut by the external cutter moving equipment, the complex operation that the cutter needs to be replaced to cut the next part after the cutting of the same product is finished is avoided, the operation flow is simplified, and the production efficiency is improved.
Drawings
Fig. 1 is a perspective view of a cutter according to an embodiment.
Fig. 2 is a schematic view of the tool shown in fig. 1 when cutting a first reference.
Fig. 3 is a schematic view of the cutting tool shown in fig. 1 for cutting a second reference.
Fig. 4 is a schematic view of the structure of the workpiece shown in fig. 2.
Description of the main elements
Clamping part 10
Connecting part 20
Second connecting part 22
First cutting edge 311
First fiducial 200a
First height A
Second fiducial 200b
Second height B
Detailed Description
The embodiments of the present application will be described in conjunction with the drawings in the embodiments of the present application, and it is to be understood that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present. The terms "top," "bottom," "upper," "lower," "left," "right," "front," "rear," and the like as used herein are for illustrative purposes only.
Embodiments of the present application provide a tool for machining a workpiece, including a clamping portion, a connecting portion connecting the clamping portion, a first cutting portion, and a second cutting portion. The first cutting part is connected with the connecting part and comprises a first cutting edge and a cutting surface formed at one end far away from the connecting part, and the first cutting edge is positioned on the cutting surface; the second cutting part is wound on the connecting part, forms a preset angle with the first cutting part and comprises a second cutting edge protruding out of the connecting part.
The cutter provided by the invention is arranged on the same cutter by forming the first cutting part and the second cutting part into the preset angle, so that after the first cutting part finishes cutting the corresponding part, the second cutting part is moved to the next part to be cut by the external cutter moving equipment, the complex operation that the cutter needs to be replaced to cut the next part after the cutting of the same product is finished is avoided, the operation flow is simplified, and the production efficiency is improved.
Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
Referring to fig. 1, a tool 100 according to an embodiment of the present invention is shown in a perspective view, and referring to fig. 1, the embodiment of the present invention provides a tool 100 for machining a workpiece 200 (see fig. 2), which includes a clamping portion 10, a connecting portion 20 connected to the clamping portion 10, a first cutting portion 30, and a second cutting portion 40. The first cutting part 30 is connected with the connecting part 20 and comprises a first cutting edge 311 and a cutting surface 30a formed at one end far away from the connecting part 20, and the first cutting edge 311 is positioned on the cutting surface 30 a; the second cutting portion 40 is disposed around the connecting portion 20, forms a predetermined angle with the first cutting portion 30, and includes a second cutting edge 411 protruding from the connecting portion 20.
It should be noted that, according to the installation characteristics of the workpiece 200, the workpiece 200 needs to be divided into a plurality of different cutting criteria, and different cutting criteria on the workpiece 200 need to be cut to a specified size by using different tools 100, so as to meet the installation requirements of the workpiece 200.
According to the scheme, the first cutting part 30 and the second cutting part 40 are arranged on the same cutter 100, so that the cutter 100 is moved through the external cutter moving equipment to enable the first cutting part 30 and the second cutting part 40 to move to the specified cutting reference for cutting, the complex operation that different cutting references can be cut only by changing the cutter is avoided, the cutting process is simplified, and the cutting efficiency is improved.
In one embodiment, the first cutting portion 30 and the second cutting portion 40 are disposed at 90 ° therebetween for facilitating cutting of a specific workpiece 200, but obviously, the present invention is not limited thereto, and in another embodiment, the first cutting portion 30 and the second cutting portion 40 may be disposed at 30 °, 40 °, 50 °, 60 °, 70 °, 80 °, 100 °, 110 °, 120 °, 130 °, or the like therebetween.
In one embodiment, the clamping portion 10 is substantially cylindrical such that the tool 100 is coupled to the machine tool through the clamping portion 10. It is understood that the shape of the clamping portion 10 is not limited thereto, and the specific shape is determined according to the structure of the clamping tool 100.
Fig. 2 is a schematic view of the tool 100 shown in fig. 1 when cutting the first datum 200a, and referring to fig. 1 and 2, in order to facilitate cutting the first datum 200a, the first cutting portion 30 includes a plurality of first cutting blocks 31 arranged in a spiral manner. An end surface 312 is horizontally disposed at an end of each first cutting block 31 away from the connecting portion 20, the end surface 312 is located on the cutting surface 30a, and each end surface 312 is provided with a first cutting edge 311. When the first datum 200a is cut, the machine tool drives the first cutting part 30 on the tool 100 to rotate so that the first cutting edge 311 on each end surface 312 rotates in the cutting plane, and is driven by the machine tool to be close to the first datum 200a in the vertical direction, so that the machining accuracy of the first datum 200a in the vertical direction is guaranteed. In one embodiment, in order to ensure the cutting accuracy of the first standard 200a, the number of the first cutting blocks 31 is four, the four first cutting blocks 31 surround the first cutting portion 30 at equal intervals in the circumferential direction, and the first cutting edge 311 is provided on the right side of each end surface 312, so that when the machine tool drives the first cutting portion 30 to rotate, the plurality of first cutting edges 311 rotate in the cutting surface 30a to cut the first standard 200 a. It is understood that the number of the first cutting blocks 31 and the arrangement orientation of the first cutting edges 311 are not limited thereto, and as in another embodiment, the number of the first cutting blocks 31 may also be two, three, five, six, etc., and the first cutting edges 311 may also be arranged on the left side edge of each end surface 312.
In one embodiment, to cut a first fiducial 200a of a particular size and shape, the cutting face 30a is circular in shape and the cutting face 30a has a diameter of 3.9925mm-4mm to conform the cutting face 30a to the first fiducial 200 a. It is understood that the shape of the cutting face 30a is not limited thereto, and as in another embodiment, the shape of the cutting face 30a may also be square or polygonal, etc., to adapt to different first fiducials 200 a.
In one embodiment, the first datum 200a is a flat surface, but it is clear that it is not so limited, as in another embodiment the first datum 200a may also be an arcuate surface or a machined point or the like.
The width and the inclination angle of the first cutting edge 311 are determined according to the material of the workpiece 200 to be cut. If the portion of the workpiece 200 to be cut is made of hard material, the width and the inclination angle of the first cutting edge 311 are wider than those of the portion of the workpiece 200 made of soft material, and the inclination angle is larger, so that the first cutting edge 311 can be applied to cutting of workpieces 200 made of different materials, and the machining accuracy can be ensured.
In order to facilitate the discharge of the chips when cutting the workpiece 200, first chip pockets 313 are formed between adjacent first cutting blocks 31, from which chips generated during the cutting process are discharged.
In order to facilitate the placement of the tool 100 and to ensure cutting performance and accuracy, in one embodiment, the first cutting portion 30 has a length of 3.00mm to 3.10mm, so that the first cutting portion 30 can be aligned with the first reference 200a when the tool 100 is mounted on the machine tool, thereby preventing a problem of poor alignment accuracy of the first cutting portion 30 with the first reference 200a due to an excessively long first cutting portion 30. And the length of the first cutting portion 30 is set to 3.00mm-3.10mm to facilitate cutting of a designated height portion on the first reference 200 a. It is understood that the length of the first cutting portion 30 may be 3.00mm, 3.02mm, 3.04mm, 3.26mm, 4.08mm, 8.10mm, etc.
Fig. 3 is a schematic view of the tool 100 shown in fig. 1 when cutting the second datum 200b, and referring to fig. 1 and fig. 3, in order to facilitate cutting the second datum 200b, the second cutting portion 40 includes a plurality of second cutting blocks 41 arranged annularly, that is, the plurality of second cutting blocks 41 are also arranged around the first connecting portion 21. One end of the second cutting block 41 away from the connecting portion 20 is provided with a second cutting edge 411. When the second standard 200b is cut, the machine tool drives the second cutting portion 40 of the tool 100 to rotate so that each second cutting edge 411 rotates around the connecting portion 20 as an axis to cut a designated portion of the second standard 200 b. In one embodiment, in order to ensure the cutting accuracy of the second standard 200b, the number of the second cutting blocks 41 is four, the four second cutting blocks 41 are circumferentially arranged at equal intervals, and the second cutting edge 411 is arranged on the right end wall of each second cutting block 41, so that when the machine tool drives the second cutting part 40 to rotate, the plurality of second cutting edges 411 rotate around the connecting piece to cut the designated part of the second standard 200 b. It is understood that the number of the second cutting blocks 41 and the arrangement orientation of the second cutting edges 411 are not limited thereto, and as in another embodiment, the number of the second cutting blocks 41 may also be two, three, five, six, etc., and the second cutting edges 411 may also be arranged on the left side wall of each second cutting block 41. Wherein the second cutting edge 411 is inclined at an angle ranging from 0 to 60 degrees, 45 degrees in this embodiment, with respect to the axis of the connecting portion 20, for the purpose of improving the cutting efficiency of the workpiece 200, it is understood that the invention is not limited thereto.
In one embodiment, the second datum 200b is a machined point, but is clearly not limited thereto, as in another embodiment, the second datum 200b can also be a planar or arcuate surface, etc.
In order to further facilitate the discharge of the waste chips, a second chip pocket 412 is formed between adjacent second cutting blocks 41. The second chip flute 412 is provided in correspondence with the first chip flute 313 so that chips generated when cutting the workpiece 200 are discharged from the positions of the first chip flute 313 and the second chip flute 412.
In order to cut a specific second datum 200b and to ensure cutting accuracy of the second datum 200b in the vertical direction, in one embodiment, the distance from the cutting face 30a to the end face 312 of the second cutting portion 40 away from the first cutting portion 30 is 3.993mm-9.007mm, so that when the machine tool drives the second cutting portion 40 to move, the second cutting portion 40 can move to a designated position of the second datum 200b to cut the second datum 200 b. It is understood that the distance from the cutting surface 30a to the end surface 312 of the second cutting portion 40 away from the first cutting portion 30 may be 4.994mm, 4.998mm, 5.000mm, 5.002mm, 5.004mm, 6.006mm, 8.007mm, etc., but is not limited thereto, and may be shortened or lengthened according to actual production needs.
In order to facilitate the connection of the first and second cutting portions 30, 40 to the machine tool, the connecting portion 20 comprises a first connecting portion 21 and a second connecting portion 22. One end of the first connecting portion 21 is connected to the first cutting portion 30, and the other end of the first connecting portion 21 is connected to the second connecting portion 22. In the process that the machine tool drives the tool 100 to rotate, the clamping portion 10 is clamped on the machine tool driving device to drive the second connecting portion 22 to rotate, so that the first connecting portion 21 and the first and second cutting portions 30 and 40 connected with the second connecting portion 22 are driven to rotate. In one embodiment, the first connecting portion 21 and the second connecting portion 22 are integrally formed, but obviously, the invention is not limited to this, and as in another embodiment, the first connecting portion 21 and the second connecting portion 22 are welded or detachably connected.
In order to facilitate the manufacturing and molding of the connecting portion 20 and ensure the smoothness of the molding of the first connecting portion 21 and the second connecting portion 22, the first connecting portion 21 and the second connecting portion 22 are connected by a fillet 23. It is to be understood that the connection manner of the first connection portion 21 and the second connection portion 22 is not limited thereto, and the first connection portion 21 and the second connection portion 22 may also be connected by a curved surface as in another embodiment.
In one embodiment, the radius of the rounded corner 23 is 2mm in order to facilitate the formation of the first connecting portion 21 and the second connecting portion 22, but obviously this is not obvious, and as in another embodiment, the radius of the rounded corner 23 may also be 1mm or 3mm, etc.
In order to ensure the connection stability of the first connection part 21 and the second connection part 22, in an embodiment, the included angle between the two sidewalls of the second connection part 22 is 28 ° to 32 °, so as to increase the impact resistance of the second connection part 22 when the second connection part 22 rotates, thereby preventing the second connection part 22 from being deformed. It is understood that the included angle between the two sidewalls of the second connecting portion 22 may be 28 °, 29 °, 30 °, 31 °, 32 °, or the like.
Fig. 4 is a schematic diagram of the workpiece 200 shown in fig. 2, please refer to fig. 1, fig. 2, fig. 3, and fig. 4, in one embodiment, the workpiece 200 is a middle frame structure, but it is obvious that the workpiece 200 is not limited thereto, and in another embodiment, the workpiece 200 may be other structures with a first reference 200a and a second reference 200 b.
In order to apply the machined workpiece 200 to a specific case, the workpiece 200 has the first standard 200a and the second standard 200B, the first standard 200a is a machining point, the second standard 200B is a plane, the first standard 200a has a first height a from the lower end surface 312 of the assembly 300, and the second standard 200B has a second height B from the upper end of the workpiece 200.
In one embodiment, the assembly 300 is glass, but it is clear that it is not so limited, as in another embodiment, the assembly 300 may also be other parts to be assembled, etc.
In one embodiment, to meet specific installation requirements, it is desirable to have the first height A be between 0-0.221mm in length and the second height B be between 1.675mm-1.775mm in length. In this embodiment, the plane of the first datum 200a is machined by the cutting surface 30a of the first cutting part 30, the machining point of the second datum 200b is machined by the second cutting edge 411 of the second cutting part 40, and the machining precision in the vertical direction is controlled by controlling the distance from the first cutting part 30 and the cutting surface 30a to the end surface 312 of the second cutting part 40, which is far away from the first cutting part 30, and the specific experimental data before the improvement is shown in table 1 below.
TABLE 1
| Content providing method and apparatus | Before improvement | After improvement |
| Median value | 0.574 | 0.574 |
| Upper limit of tolerance | +0.02 | +0.02 |
| Lower limit of tolerance | -0.08 | -0.08 |
| Mean value | 0.565 | 0.539 |
| Concentration property | 0.681 | 2.089 |
| Capability of being manufactured | 0.374 | 1.72 |
| Yield of | 79.29％ | 100％ |
In the table, the concentration indicates the concentration performance of the data, and a higher numerical value indicates that the data is more concentrated; the build capability is a superposition of both build accuracy and build precision, with higher values indicating less variation in the mean from the standard. As can be seen from the above table, the yield of product production can be further improved by dividing the tool 100 into the first cutting portion 30 and the second cutting portion 40 to cut a specific portion.
The operation flow of one specific embodiment of the present application is as follows: before cutting the workpiece 200, the clamping portion 10 of the tool 100 is clamped to the machine tool, and the workpiece 200 is placed at a predetermined position of the machine tool.
The machine tool drives the cutter 100 to move downwards along the vertical direction until the cutting surface 30a on the first cutting part 30 contacts the plane of the first datum 200a, so that the cutting of the first datum 200a is realized. After the cutting of the first datum 200a is completed, the machine tool drives the cutter 100 to move until the second cutting edge 411 on the second cutting part 40 contacts the processing point on the second datum 200b, so as to complete the cutting of the processing point on the second datum 200 b.
According to the cutter 100, the first cutting part 30 and the second cutting part 40 are arranged on the same cutter 100 at the preset angle, so that after the corresponding part is cut by the first cutting part 30, the second cutting part 40 is moved to the next part to be cut for cutting by the aid of the external cutter moving equipment, the problem that after one cutting reference of the same product is cut, the next part can be cut only by replacing the cutter 100 is solved, operation procedures are simplified, and production efficiency is improved.
In addition, those skilled in the art should realize that the above embodiments are illustrative only and not limiting to the present application, and that suitable changes and modifications to the above embodiments are within the scope of the disclosure of the present application as long as they are within the true spirit and scope of the present application.
Claims (10)
1. A tool for machining a workpiece, comprising a clamping portion and a connecting portion connecting the clamping portion, characterized in that the tool further comprises:
the first cutting part is connected with the connecting part and comprises a first cutting edge and a cutting surface formed at one end far away from the connecting part, and the first cutting edge is positioned on the cutting surface;
the second cutting part is wound on the connecting part, forms a preset angle with the first cutting part and comprises a second cutting edge protruding out of the connecting part.
2. The tool according to claim 1, wherein said first cutting portion further comprises a plurality of helically arranged first cutting blocks, said first cutting blocks having an end surface at a level remote from said connecting portion, said end surface being located within said cutting surface, each of said end surfaces having said first cutting edge thereon.
3. The tool as set forth in claim 2, wherein first chip flutes are formed between adjacent ones of said first cutting blocks for discharging generated chips.
4. The tool according to claim 3, wherein the second cutting portion comprises a plurality of second cutting blocks arranged annularly, an end of the second cutting blocks remote from the connecting portion being provided with the second cutting edge.
5. The tool as set forth in claim 4, wherein a second chip flute is formed between two adjacent second cutting blocks, said second chip flute being disposed in correspondence with said first chip flute.
6. The tool according to claim 1, wherein the cutting face is circular, square or polygonal.
7. The tool according to claim 1, wherein the second cutting edge is inclined at an angle in the range of 0 ° to 60 ° to the axis of the connecting portion.
8. The tool according to claim 1, wherein the distance from the cutting face to the end face of the second cutting portion remote from the first cutting portion is 3.993mm-9.007 mm.
9. The tool according to claim 1, wherein the connecting portion comprises a first connecting portion and a second connecting portion, one end of the first connecting portion is connected with the first cutting portion, the other end of the first connecting portion is connected with the second connecting portion through a fillet, and the radius of the fillet is 2 mm.
10. The tool according to claim 9, wherein the angle between the two side walls of the second connecting portion is 28-32 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023193194.1U CN215145057U (en) | 2020-12-27 | 2020-12-27 | Cutting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023193194.1U CN215145057U (en) | 2020-12-27 | 2020-12-27 | Cutting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215145057U true CN215145057U (en) | 2021-12-14 |
Family
ID=79398331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023193194.1U Active CN215145057U (en) | 2020-12-27 | 2020-12-27 | Cutting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215145057U (en) |
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2020
- 2020-12-27 CN CN202023193194.1U patent/CN215145057U/en active Active
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Address after: 518109 Foxconn H5 plant 101, No. 2, Donghuan 2nd Road, Fukang community, Longhua street, Longhua District, Shenzhen, Guangdong Province; plant 5, building C09, 4th floor, building C07, 2nd floor, building C08, 3rd floor, 4th floor, building C04, zone B, Foxconn Hongguan science and Technology Park, Fucheng Dasan community, Guanlan street, Guangdong Province Patentee after: Fulian Yuzhan Technology (Shenzhen) Co.,Ltd. Address before: 518109 Guangzhou Guanlan Foxconn Hongguan Science Park B workshop 5 C09 buildings 4 floors, C07 buildings 2 floors, C08 buildings 3 floors 4 floors, C04 buildings 1 floors Patentee before: SHENZHENSHI YUZHAN PRECISION TECHNOLOGY Co.,Ltd. |