CN216096585U - Counter boring cutter with guide - Google Patents
Counter boring cutter with guide Download PDFInfo
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- CN216096585U CN216096585U CN202121632794.5U CN202121632794U CN216096585U CN 216096585 U CN216096585 U CN 216096585U CN 202121632794 U CN202121632794 U CN 202121632794U CN 216096585 U CN216096585 U CN 216096585U
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Abstract
The utility model relates to a counter boring cutter with a guide function, which comprises a cutter body of an integrated structure, wherein the cutter body comprises a cutter handle, a counter boring cutter head and a guide rod which are sequentially arranged, the counter boring cutter head comprises a cylindrical section and a plurality of convex block sections, the convex block sections are uniformly distributed on the cylindrical section, a blade is arranged on one side surface of the upper part of each convex block section, all the blades are arranged on the same side surface of each convex block section, a chip removal groove is formed between the two convex block sections, the guide rod is of a cylindrical structure, a plurality of uniformly distributed installation grooves are formed in the guide rod in an extending mode from the end surface far away from the counter boring cutter head to the circumferential surface of the guide rod, wear-resistant strips are fixed in the installation grooves, and the circumferential surface of each wear-resistant strip is flush with the circumferential surface of the guide rod. The countersinking tool adopts the cutter body with an integrated structure, so that the rigidity and the processing stability of the countersinking tool are ensured; the distribution of the blades and the structure of the chip grooves ensure smooth processing and chip removal; wear-resisting strip of evenly distributed on the guide bar prevents the guide bar wearing and tearing, avoids because of the inhomogeneous unqualified condition of spot facing work that leads to of wearing and tearing.
Description
Technical Field
The utility model relates to the technical field of cutters, in particular to a countersink cutter with a guide function.
Background
The countersink tool is arranged on a lathe, a drilling machine or other machines, and a cylindrical countersunk hole, a conical countersunk hole or a boss end face and the like are processed on the processed hole. The existing counter boring cutter with the guide function is firstly processed, the guide rod and the hole wall can generate friction, the guide rod is abraded, the guide function is lowered, in addition, the abraded place is uneven, the processed hole or end face is uneven, and the defective rate of a product is increased. The existing counter boring cutter with guide can generate vibration during processing, and holes needing to be processed on products can not meet the requirements.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: overcomes the defects in the prior art and provides a countersink tool with guide.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a counter boring sword of area direction, includes the cutter body of a body structure, this cutter body is including handle of a knife, counter boring tool bit and the guide bar that sets gradually, the counter boring tool bit includes cylinder section and a plurality of lug section, lug section evenly distributed installs the blade on the cylinder section, on the upper portion side of lug section, all blades are installed on the same side of lug section, are formed with the chip groove between two lug sections, the guide bar is the cylinder structure, extends to its periphery from the terminal surface of keeping away from the counter boring tool bit on the guide bar and is formed with a plurality of evenly distributed's mounting groove, the mounting groove internal fixation has wear-resisting strip, the outer peripheral face of wear-resisting strip flushes with the outer peripheral face of guide bar.
The cutter body with an integrated structure ensures the rigidity and the processing stability of the countersink cutter; all the blades are arranged on the same side surface of the convex block sections, and a chip removal groove is formed between the two convex block sections, so that smooth processing and chip removal are ensured; wear-resisting strip of evenly distributed on the guide bar prevents the guide bar wearing and tearing, and avoids because the unqualified condition of spot facing work that wearing and tearing inhomogeneous leads to.
Further inject, a blade mounting groove has been seted up on the upper portion side of boss section, the inboard lower part of blade mounting groove is equipped with a breach, and the bolt hole has been seted up to the centre of blade mounting groove.
The gap is arranged, so that the blade is convenient to disassemble, assemble and replace; the bolt hole sets up in the centre of blade mounting groove, guarantees the stability when blade processing, reduces the vibration.
It is further defined that the top of the blade is raised a distance above the top of the bump section and the outer sidewall of the blade protrudes a distance beyond the outer sidewall of the bump section.
So set up, the blade top exceeds the boss section top and can be used for the processing hole terminal surface, and the lateral wall of blade lateral wall protrusion boss section then can process the pore wall.
In order to further guarantee smooth chip removal and further limit, the groove bottom of the chip removal groove is of an arc surface structure.
Further, the wear-resistant strips are welded in the mounting grooves, and the wear-resistant strips are made of alloy materials.
The wear-resistant strips are fixed in the mounting grooves in a welding mode, so that the firmness of the wear-resistant strips is ensured; the wear-resistant strips are made of alloy materials, so that high wear resistance is guaranteed.
Further limit, the hilt part of the tool consists of a connecting section, a transition section and a clamping section, one end of the connecting section is connected with the countersink tool bit, the other end of the connecting section is connected with one end of the transition section, and the other end of the transition section is connected with the clamping section.
Considering that the diameter of the counter boring cutter head is relatively large, the length of the cutter handle part is required to meet certain requirements in order to ensure the rotational stability of the whole counter boring cutter during machining.
Further, the length of the transition section is larger than that of the connecting section and smaller than that of the clamping section, and the length of the connecting section is equal to that of the guide rod.
So set up, stability when guaranteeing whole countersink sword and rotating.
In order to facilitate the installation of the cutter body on a machine tool, the outer peripheral surface of the clamping section is further limited to be provided with a limiting surface.
The utility model has the beneficial effects that: the countersinking tool is provided with the tool body in an integrated structure, so that the rigidity and the processing stability of the countersinking tool are ensured; all the blades are arranged on the same side surface of the convex block sections, and a chip removal groove is formed between the two convex block sections, so that smooth processing and chip removal are ensured; wear-resisting strip of evenly distributed on the guide bar prevents the guide bar wearing and tearing, and avoids because the unqualified condition of spot facing work that wearing and tearing inhomogeneous leads to.
Drawings
The utility model is further described with reference to the following figures and embodiments.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a front view, partly in section, of fig. 1.
In the figure: 1. the cutter body, 2, a blade, 3, a wear-resistant strip, 11, a cutter handle, 12, a spot facing cutter head, 13, a guide rod, 121, a cylindrical section, 122, a bump section, 123, a chip groove, 131, a mounting groove, 122-1, a blade mounting groove, 122-2, a notch, 122-3, a bolt hole, 111, a connecting section, 112, a transition section, 113, a clamping section and 113-1 a limiting surface.
Detailed Description
The utility model will now be further described with reference to the accompanying drawings. These drawings are simplified schematic diagrams only illustrating the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1 and 2, a countersink tool with guide, cutter body 1 including a body structure, this cutter body 1 is including the handle of a knife 11 that sets gradually, countersink tool bit 12 and guide bar 13, countersink tool bit 12 includes cylinder section 121 and four boss sections 122, four boss sections 122 evenly distributed are on cylinder section 121, install blade 2 on the upper portion side of boss section 122, blade 2 is installed on the same side of boss section 122, be formed with chip groove 123 between two boss sections 122, guide bar 13 is the cylinder structure, the terminal surface of keeping away from countersink tool bit 12 extends to its periphery on the guide bar 13 and is formed with four evenly distributed's mounting groove 131, the mounting groove 131 internal fixation has wear-resisting strip 3, the outer peripheral face of wear-resisting strip 3 flushes with the outer peripheral face of guide bar 13.
Preferably, a blade mounting groove 122-1 is formed on one side surface of the upper portion of the protrusion section 122, a notch 122-2 is formed at the lower portion of the inner side of the blade mounting groove 122-1, and a bolt hole 122-3 is formed in the middle of the blade mounting groove 122-1. The top of the blade 2 is higher than the top of the bump section 122 by a certain distance, and the outer sidewall of the blade 2 protrudes out of the outer sidewall of the bump section 122 by a certain distance. The groove bottom of the chip groove 123 is of a cambered surface structure. The wear-resistant strips 3 are welded in the mounting grooves 131, and the material of the wear-resistant strips 3 is preferably an alloy material.
The holder portion 11 is composed of a connecting section 111, a transition section 112, and a clamping section 113, one end of the connecting section 111 is connected to the countersink tool 12, the other end thereof is connected to one end of the transition section 112, and the other end of the transition section 112 is connected to the clamping section 113. The length of the transition section 112 is greater than the connecting section 111 and less than the clamping section 113, and the length of the connecting section 111 is equal to the length of the guide bar 13. The outer peripheral surface of the clamping section 113 is provided with a limiting surface 113-1.
When the spot facing cutter with the guide is installed, the spot facing cutter with the corresponding size is selected according to the model of a machine tool and the aperture of a hole to be machined according to needs, the spot facing cutter and the installation part of the machine tool are positioned through the limiting surface 113-1 on the clamping section 113, and then the spot facing cutter is fixed to the machine tool through bolts.
The above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the present invention, and not to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the scope of the present invention.
Claims (8)
1. The utility model provides a counter boring cutter of area direction which characterized in that: the cutter body including a body structure, this cutter body is including handle of a knife, counter boring tool bit and the guide bar that sets gradually, the counter boring tool bit includes cylinder section and a plurality of boss section, boss section evenly distributed installs the blade on the cylinder section, on the upper portion side of boss section, and all blades are installed on the same side of boss section, are formed with the chip groove between two boss sections, the guide bar is the cylinder structure, and the terminal surface of keeping away from the counter boring tool bit on the guide bar extends to its periphery and is formed with a plurality of evenly distributed's mounting groove, the mounting groove internal fixation has wear-resisting strip, the outer peripheral face of wear-resisting strip flushes with the outer peripheral face of guide bar.
2. The piloted countersink tool of claim 1, wherein: a blade mounting groove is formed in one side face of the upper portion of the protruding block section, a notch is formed in the lower portion of the inner side of the blade mounting groove, and a bolt hole is formed in the middle of the blade mounting groove.
3. The piloted countersink tool of claim 2, wherein: the top of the blade is higher than the top of the bump section by a certain distance, and the outer side wall of the blade protrudes out of the outer side wall of the bump section by a certain distance.
4. The piloted countersink tool of claim 1, wherein: the groove bottom of the chip groove is of a cambered surface structure.
5. The piloted countersink tool of claim 1, wherein: the wear-resistant strips are welded in the mounting grooves and made of alloy materials.
6. The piloted countersink tool of claim 1, wherein: the hilt part of the tool comprises a connecting section, a transition section and a clamping section, one end of the connecting section is connected with the countersink tool bit, the other end of the connecting section is connected with one end of the transition section, and the other end of the transition section is connected with the clamping section.
7. The piloted countersink tool of claim 6, wherein: the length of the transition section is greater than the connecting section and less than the clamping section, and the length of the connecting section is equal to that of the guide rod.
8. The piloted countersink tool of claim 7, wherein: and a limiting surface is arranged on the peripheral surface of the clamping section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121632794.5U CN216096585U (en) | 2021-07-16 | 2021-07-16 | Counter boring cutter with guide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121632794.5U CN216096585U (en) | 2021-07-16 | 2021-07-16 | Counter boring cutter with guide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216096585U true CN216096585U (en) | 2022-03-22 |
Family
ID=80722667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121632794.5U Active CN216096585U (en) | 2021-07-16 | 2021-07-16 | Counter boring cutter with guide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216096585U (en) |
-
2021
- 2021-07-16 CN CN202121632794.5U patent/CN216096585U/en active Active
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