CN216176857U - High-efficiency spiral groove multi-aperture cutting drilling tool - Google Patents
High-efficiency spiral groove multi-aperture cutting drilling tool Download PDFInfo
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- CN216176857U CN216176857U CN202122768184.4U CN202122768184U CN216176857U CN 216176857 U CN216176857 U CN 216176857U CN 202122768184 U CN202122768184 U CN 202122768184U CN 216176857 U CN216176857 U CN 216176857U
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Abstract
The utility model relates to the technical field of drill bits, in particular to a high-efficiency spiral groove multi-aperture cutting drilling tool, which solves the problem that in the prior art, a common drill bit (comprising a straight shank, a taper shank and a telescopic shank) needs to be replaced by a worker to process corresponding holes in a traditional operation mode if a plurality of holes with different diameters are required to be processed on one workpiece in the working place of a metal cutting machine tool, so that much time is wasted in the process of replacing tools, and the working efficiency is greatly reduced. The utility model provides a high efficiency helicla flute multi-aperture cutting drilling tool, includes the drill bit body, and the drill bit body includes cutting part and stalk portion, the end connection of the tip of stalk portion and cutting part, cutting part include a plurality of cutting bits that are linear array. The utility model can be completed in sequence without changing the processing tools, thereby saving the time for changing the tools and improving the processing efficiency.
Description
Technical Field
The utility model relates to the technical field of drill bits, in particular to a high-efficiency spiral groove multi-aperture cutting and drilling tool.
Background
During drilling, the drill bit is the primary tool for breaking rock and the borehole is formed by the drill bit breaking rock. The quality of a borehole and the length of time it takes to form are related to the degree of mutual matching between the drill bit and the formation, in addition to the characteristics of the rock of the formation being drilled and the properties of the drill bit itself [1 ]. The reasonable type selection of the drill bit plays an important role in improving the drilling speed and reducing the comprehensive drilling cost.
However, if a plurality of holes with different diameters are needed to be machined on a workpiece in a working place of a metal cutting machine tool in a common drill (including a straight shank, a taper shank and a telescopic shank), a worker needs to replace the drill with different diameters to machine corresponding holes in a conventional operation mode, which wastes a lot of time in the process of replacing tools, and greatly reduces the working efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-efficiency spiral groove multi-aperture cutting drilling tool, which solves the problem that in the prior art, if a plurality of holes with different diameters are required to be machined on one workpiece in the working place of a metal cutting machine tool, workers need to replace the drill bits with different diameters to machine corresponding holes in the traditional operation mode, so that a lot of time is wasted in the process of replacing tools, and the working efficiency is greatly reduced.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a high efficiency helicla flute multiple aperture cutting drilling tool, includes the drill bit body, the drill bit body includes cutting portion and stalk portion, the tip of stalk portion and the end connection of cutting portion, the cutting portion includes a plurality of cutting bit that are linear array, and the diameter of a plurality of cutting bit reduces from being close to the stalk portion position to keeping away from the stalk portion position gradually, and equal fixed connection between every two adjacent cutting bit.
Preferably, the outer ring of the plurality of cutting drill bits is provided with a spiral groove.
Preferably, one end of the handle part, which is far away from the cutting drill bit, is provided with a connecting structure for connection.
Preferably, the end of the cutting bit remote from the shank is fixedly connected to a point bit.
Preferably, a plurality of cutting edges are fixedly connected to the bottom edge of each cutting bit.
Preferably, the handle is made of metal.
The utility model has at least the following beneficial effects:
through the setting of cutting portion, this drilling tool during operation can be according to the external diameter of difference, the round hole of different diameters is processed, at the in-process of drilling, according to this drilling tool's structure, use the cutting drill bit of minor diameter earlier, be favorable to the accurate positioning when drilling begins like this, according to the demand of drilling, use corresponding external diameter cutting drill bit to go to process required hole, if there is different apertures to need to add man-hour when same work piece processing, only need do as required can, can accomplish in proper order under the condition of not changing machining tool, save the time of changing the instrument, machining efficiency is improved.
The utility model also has the following beneficial effects:
by the arrangement of the cutting part, the drilling tool can process round holes with different diameters according to different outer diameters when in work, in the drilling process, according to the structure of the drilling tool, a small-diameter cutting drill bit is firstly used, so that the accurate positioning when the drilling starts is facilitated, according to the drilling requirement, the corresponding outer-diameter cutting drill bit is used for processing the required holes, if different apertures need to be processed when the same workpiece is processed, only the same operation needs to be carried out according to the requirement, the drilling can be completed in sequence under the condition of not replacing the processing tool, the time for replacing the tool is saved, the processing efficiency is improved, when a large-diameter hole is processed, the spiral groove multi-aperture cutting drilling tool starts to drill holes from a small-diameter sharp drill bit in the processing process, so that the positioning when the drilling is more accurate, and the translation and the sliding of the large-diameter drill bit during the processing can not occur, the center position during drilling is deviated, and when the spiral groove is used for processing a large aperture, the drill cuttings are upwards discharged along the spiral groove, so that the drilling processing is not influenced, and redundant heat is not generated. The chip removal in the machining process is smoother. The machining efficiency is improved, the traditional linear cutting is evolved into multi-point cutting, so that the contact area of the cutting edge is smaller during cutting, the resistance is greatly reduced, and the precision of a machined hole and the smoothness of the inner wall are optimized.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a cutting bit according to the present invention.
In the figure: 1. a drill bit body; 2. a handle; 3. a cutting portion; 4. a cutting bit; 5. a helical groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1-2, a high efficiency spiral flute multi-aperture cutting drilling tool, including a drill body 1, the drill body 1 includes a cutting portion 3 and a shank portion 2, the end portion of the shank portion 2 is connected with the end portion of the cutting portion 3, the cutting portion 3 includes a plurality of cutting bits 4 in a linear array, the diameters of the plurality of cutting bits 4 are gradually reduced from a position close to the shank portion 2 to a position far from the shank portion 2, and each two adjacent cutting bits 4 are fixedly connected, specifically, through the arrangement of the cutting portion 3, the drilling tool can process round holes of different diameters according to different outer diameters when working, in the drilling process, according to the structure of the drilling tool, the cutting bits 4 with small diameters are firstly used, thus being beneficial to accurate positioning when drilling, according to the drilling requirement, the cutting bits 4 with corresponding outer diameters are used for processing required holes, if different apertures need to be processed when the same workpiece is processed, only the same operation needs to be carried out according to requirements, and the processing can be completed in sequence under the condition of not replacing the processing tool, so that the time for replacing the tool is saved, and the processing efficiency is improved.
The scheme has the following working processes:
through the setting of cutting part 3, this drilling tool during operation can be according to the external diameter of difference, the round hole of processing different diameters, at the in-process of drilling, according to this drilling tool's structure, use the cutting drill bit 4 of minor diameter earlier, be favorable to the accurate positioning when drilling begins like this, according to the demand of drilling, use corresponding external diameter cutting drill bit 4 to go the required hole of processing, if have different apertures to need add man-hour when same work piece processing, only need do same operation as required can.
According to the working process, the following steps are known:
can be finished in sequence under the condition of not replacing the machining tools, saves the time for replacing the tools and improves the machining efficiency.
Furthermore, the outer ring of the plurality of cutting bits 4 is provided with a spiral groove 5, and when the spiral groove 5 is used for processing a large aperture, drilling cuttings are upwards removed along the spiral groove, so that the drilling processing is not influenced, and redundant heat is not generated. The chip removal in the machining process is smoother.
Further, the connecting structure for connecting is provided at the end of the handle 2 far away from the cutting bit 4, and particularly, the handle 2 is connected with the equipment through the connecting structure.
Further, the one end fixedly connected with point drill bit of the cutting bit 4 of keeping away from stalk portion 2 is concrete, through the setting of point drill bit, improves the precision of drilling.
Further, the equal a plurality of cutting edge of equal fixedly connected with in bottom edge of every cutting bit 4, it is specific, through the setting of cutting edge, improve drilling efficiency.
In summary, the following steps: by the arrangement of the cutting part 3, the drilling tool can process round holes with different diameters according to different outer diameters when in work, in the drilling process, according to the structure of the drilling tool, the cutting drill bit 4 with small diameter is firstly used, so that the accurate positioning when the drilling starts is facilitated, according to the drilling requirement, the corresponding cutting drill bit 4 with outer diameter is used for processing the required holes, if different apertures need to be processed when the same workpiece is processed, only the same operation is needed according to the requirement, the drilling can be completed in sequence without changing the processing tool, the time for changing the tool is saved, the processing efficiency is improved, when a large-diameter hole is processed, the multi-aperture cutting drilling tool with the spiral groove starts to drill holes from a sharp drill bit with small diameter in the processing process, so that the positioning when the drilling is more accurate, and the translation and the sliding of the large-diameter drill bit during the processing can not occur, the center position during drilling is deviated, and when the spiral groove is used for processing a large aperture, the drill cuttings are upwards discharged along the spiral groove, so that the drilling processing is not influenced, and redundant heat is not generated. The chip removal in the machining process is smoother. The machining efficiency is improved, the traditional linear cutting is evolved into multi-point cutting, so that the contact area of the cutting edge is smaller during cutting, the resistance is greatly reduced, and the precision of a machined hole and the smoothness of the inner wall are optimized.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a high efficiency helicla flute multiple aperture cutting drilling tool, includes drill bit body (1), its characterized in that, drill bit body (1) includes cutting portion (3) and stalk portion (2), the end connection of the tip of stalk portion (2) and cutting portion (3), cutting portion (3) include a plurality of cutting bit (4) that are linear array, and the diameter of a plurality of cutting bit (4) is followed and is close to stalk portion (2) position and dwindles to keeping away from stalk portion (2) position gradually, and equal fixed connection between every two adjacent cutting bit (4).
2. A high efficiency spiral fluted multi-aperture cutting and drilling tool according to claim 1, wherein the outer periphery of a plurality of said cutting bits (4) is provided with a spiral flute (5).
3. A high efficiency spiral fluted multi-aperture cutting drilling tool according to claim 2 wherein the end of the shank (2) remote from the cutting bit (4) is provided with a connecting structure for connection.
4. A high efficiency spiral fluted multi-aperture cutting drilling tool according to claim 1 wherein the end of the cutting bit (4) remote from the shank (2) is fixedly attached to a point bit.
5. A high efficiency spiral fluted multi-aperture cutting drilling tool according to claim 4, wherein a number of cutting edges are fixedly attached at the bottom edge of each cutting bit (4).
6. A high efficiency spiral fluted multi-aperture cutting and drilling tool according to claim 1 wherein the shank (2) is made of a metallic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122768184.4U CN216176857U (en) | 2021-11-12 | 2021-11-12 | High-efficiency spiral groove multi-aperture cutting drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122768184.4U CN216176857U (en) | 2021-11-12 | 2021-11-12 | High-efficiency spiral groove multi-aperture cutting drilling tool |
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| Publication Number | Publication Date |
|---|---|
| CN216176857U true CN216176857U (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122768184.4U Active CN216176857U (en) | 2021-11-12 | 2021-11-12 | High-efficiency spiral groove multi-aperture cutting drilling tool |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116441600A (en) * | 2023-06-15 | 2023-07-18 | 中北大学 | Combined layered square hole drill bit |
-
2021
- 2021-11-12 CN CN202122768184.4U patent/CN216176857U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116441600A (en) * | 2023-06-15 | 2023-07-18 | 中北大学 | Combined layered square hole drill bit |
| CN116441600B (en) * | 2023-06-15 | 2023-09-12 | 中北大学 | Combined layered square hole drill bit |
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