CN215544996U - Combined fine boring cutter with adjustable double blades - Google Patents
Combined fine boring cutter with adjustable double blades Download PDFInfo
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- CN215544996U CN215544996U CN202122118774.2U CN202122118774U CN215544996U CN 215544996 U CN215544996 U CN 215544996U CN 202122118774 U CN202122118774 U CN 202122118774U CN 215544996 U CN215544996 U CN 215544996U
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- fine boring
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Abstract
The utility model discloses a double-edge adjustable combined fine boring cutter which comprises a mounting seat, a cutter head and a cutter edge. The utility model has the beneficial effects that: according to the utility model, the two cutting edges are arranged on the two sides of the cutter head, and the two cutting edges are arranged, so that the two cutting edges participate in cutting at the same time, the processing efficiency is higher, and in the milling process, radial forces acting on the two symmetrical cutting edges are mutually offset, so that a cutting balance effect is achieved, the boring cutter main body is not easy to vibrate, and the processed size is relatively stable; when the tool setting sword is installed, be provided with the spring and support the briquetting between the mounting groove of cutting edge, through the elasticity mating reaction of spring for the cutting edge installation is more stable, and the fixed anti-skidding rubber gasket that sets up in the gap of cutting edge and mounting groove contact is convenient for prevent that the cutting edge from taking place the offset when using, avoids influencing and mills the accuracy.
Description
Technical Field
The utility model relates to a fine boring cutter, in particular to a combined fine boring cutter with adjustable double blades, and belongs to the technical field of fine boring cutters.
Background
A fine boring and milling machine is mainly used for fine boring and processing cylinder holes and cylinder sleeve holes of various engines and other fine holes, can perform fine milling on the end face of a cylinder, and can realize multifunctional processing of boring, milling, drilling and reaming.
The existing fine boring cutter has some problems when in use:
1) most of the existing fine boring cutters only have one cutting edge, so that the milling efficiency is low and the use cost is increased in the milling process, and the cutter bar of the existing fine boring cutter cannot be adjusted in length and is low in use range;
2) the cutting edge of the existing fine boring cutter is generally connected with a cutter head through fastening bolts, and when the fine boring cutter is used, the phenomenon of looseness or falling off can often occur, so that the milling process cannot be smoothly carried out, and the working efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems and provide a double-edge adjustable combined fine boring cutter.
The utility model realizes the purpose through the following technical scheme: comprises that
The lower surface of the mounting seat is fixedly provided with a telescopic cutter bar which is used for connecting the boring cutter with the machine tool;
the cutter head is arranged on the lower side of the telescopic cutter rod, and mounting grooves are fixedly formed in the two ends of the lower side of the cutter head;
the cutting edge is used for milling and is fixedly arranged in the mounting groove.
As a still further scheme of the utility model: the telescopic cutter bar is composed of a telescopic outer rod fixedly connected with the lower surface of the mounting seat and a telescopic inner rod fixedly connected with the upper surface of the cutter head, a through groove is fixedly formed in the lower side of the telescopic outer rod, a telescopic inner rod is slidably connected in the through groove, a plurality of limiting grooves are fixedly formed in the side wall of one side of the telescopic inner rod, fastening nuts are fixedly connected to the side walls of the telescopic outer rod, limiting bolts are arranged in the fastening nuts, and one ends of the limiting bolts extend to the inner parts of the limiting grooves.
As a still further scheme of the utility model: two threaded holes are formed in the cutting edge in a penetrating mode, fastening screws are arranged in the threaded holes, and the cutting edge is connected in the mounting groove through the matching effect between the threaded holes and the fastening screws.
As a still further scheme of the utility model: the cutting edge is provided with two, and two cutting edges are respectively symmetrical to be set up the lower surface both sides of tool bit.
As a still further scheme of the utility model: and an anti-skid rubber gasket is fixedly arranged in a gap between the cutting edge and the mounting groove.
As a still further scheme of the utility model: the upper surface fixed mounting of mounting groove has two springs, and two the upper end rigid coupling of spring has the briquetting, the upper surface of briquetting with the cutting edge contact.
The utility model has the beneficial effects that:
1) according to the utility model, the two cutting edges are arranged on the two sides of the cutter head, and the two cutting edges are arranged, so that the two cutting edges participate in cutting at the same time, the processing efficiency is higher, and in the milling process, radial forces acting on the two symmetrical cutting edges are mutually offset, so that a cutting balance effect is achieved, the boring cutter main body is not easy to vibrate, and the processed size is relatively stable;
2) when the tool setting sword is installed, be provided with the spring and support the briquetting between the mounting groove of cutting edge, through the elasticity mating reaction of spring for the cutting edge installation is more stable, and the fixed anti-skidding rubber gasket that sets up in the gap of cutting edge and mounting groove contact is convenient for prevent that the cutting edge from taking place the offset when using, avoids influencing and mills the accuracy.
Drawings
FIG. 1 is a schematic front view of the combined fine boring tool of the present invention;
FIG. 2 is a schematic cross-sectional view of a blade-bit attachment of the present invention;
fig. 3 is a schematic view of the internal structure of the telescopic cutter bar of the present invention.
In the figure: 1. telescopic cutter bar, 2, mounting base, 3, fastening nut, 4, tool bit, 5, mounting groove, 6, antiskid rubber gasket, 7, cutting edge, 8, screw hole, 9, fastening screw, 10, spring, 11, pressing block, 12, telescopic outer rod, 13, telescopic inner rod, 14, telescopic inner rod and 15, spacing groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1 to 3, a double-edged adjustable combined fine boring tool includes
The lower surface of the mounting seat 2 is fixedly provided with a telescopic cutter bar 1 which is used for connecting the boring cutter with the machine tool;
the cutter head 4 is arranged on the lower side of the telescopic cutter bar 1, and mounting grooves 5 are fixedly formed in two ends of the lower side of the cutter head;
a cutting edge 7, said cutting edge 7 for milling being fixedly arranged in said mounting groove 5.
In the embodiment of the utility model, the telescopic cutter bar 1 is composed of a telescopic outer rod 12 fixedly connected with the lower surface of the mounting seat 2 and a telescopic inner rod 13 fixedly connected with the upper surface of the cutter head 4, a through groove is fixedly arranged inside the lower side of the telescopic outer rod 12, the telescopic inner rod 13 is connected in the through groove in a sliding mode, a plurality of limiting grooves 15 are fixedly arranged inside the side wall of one side of the telescopic inner rod 13, a fastening nut 3 is fixedly connected onto the side wall of the telescopic outer rod 12, a limiting bolt 14 is arranged in the fastening nut 3 through a thread, one end of the limiting bolt 14 extends into the limiting grooves 15, the length of the cutter bar can be conveniently adjusted according to actual needs, and therefore different milling depths can be adjusted.
In the embodiment of the utility model, two threaded holes 8 are arranged on the cutting edge 7 in a penetrating manner, fastening screws 9 are arranged in the threaded holes 8, the cutting edge 7 is connected in the mounting groove 5 through the matching action between the threaded holes 8 and the fastening screws 9, the cutting edge 7 is convenient to replace in time, and the cutting edge 7 is prevented from being worn to influence the milling precision.
In the embodiment of the utility model, two cutting edges 7 are arranged, and the two cutting edges 7 are respectively symmetrically arranged on two sides of the lower surface of the cutter head 4, so that the milling efficiency of the cutter can be improved and the working time can be saved by arranging the two cutting edges 7.
Example two
Referring to fig. 1 to 3, a double-edged adjustable combined fine boring tool includes
The lower surface of the mounting seat 2 is fixedly provided with a telescopic cutter bar 1 which is used for connecting the boring cutter with the machine tool;
the cutter head 4 is arranged on the lower side of the telescopic cutter bar 1, and mounting grooves 5 are fixedly formed in two ends of the lower side of the cutter head;
a cutting edge 7, said cutting edge 7 for milling being fixedly arranged in said mounting groove 5.
In the embodiment of the utility model, the anti-skid rubber gasket 6 is fixedly arranged in the gap where the cutting edge 7 is contacted with the mounting groove 5, so that the cutting edge 7 is prevented from being shifted in position when in use, and the milling precision is prevented from being influenced.
In the embodiment of the utility model, two springs 10 are fixedly mounted on the upper surface of the mounting groove 5, the upper ends of the two springs 10 are fixedly connected with the pressing block 11, and the upper surface of the pressing block 11 is in contact with the blade 7, so that the fixing firmness of the blade 7 is improved through the elastic force of the springs 10.
The working principle is as follows: when the double-edge adjustable combined fine boring cutter is used, firstly, the milling cutter is assembled, then, the milling cutter is installed on a machine tool, when the cutting edge 7 is installed, a spring 10 and a pressing block 11 are arranged between the cutting edge 7 and the installation groove 5, the installation of the cutting edge 7 is more stable through the elastic force matching action of the spring 10, and an anti-skid rubber gasket 6 is fixedly arranged in a gap between the cutting edge 7 and the installation groove 5, so that the position deviation of the cutting edge 7 is prevented when the combined fine boring cutter is used, the influence on the milling precision is avoided, the two cutting edges 7 are arranged on two sides of the cutter head 4, so that the two cutting edges 7 participate in the cutting simultaneously, the processing efficiency is higher, in the milling process, the radial forces acting on the two symmetrical cutting edges 7 are mutually counteracted to achieve the effect of cutting balance, the boring cutter main body is not easy to generate vibration, and the processed size is more stable, and through the mating reaction between spacing groove 15, spacing bolt 14, flexible outer pole 12 and the flexible interior pole 13, can adjust the length of cutter bar to different uses, application scope is wide.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A double-edge adjustable combined fine boring tool is characterized by comprising
The lower surface of the mounting seat (2) is fixedly provided with a telescopic cutter bar (1) which is used for connecting the boring cutter with a machine tool;
the cutter head (4) is arranged on the lower side of the telescopic cutter bar (1), and mounting grooves (5) are fixedly formed in the two ends of the lower side of the cutter head;
the cutting edge (7) is used for milling, and the cutting edge (7) is fixedly arranged in the mounting groove (5).
2. The double-edged adjustable combined fine boring tool as set forth in claim 1, wherein: flexible cutter arbor (1) by with mount pad (2) lower surface rigid coupling flexible outer pole (12) and with pole (13) constitute in the flexible of tool bit (4) upper surface rigid coupling, the inside fixed logical groove that is provided with of downside of flexible outer pole (12), and lead to the inslot sliding connection and have pole (13) in the flexible, the inside fixed a plurality of spacing groove (15) that is provided with of one side lateral wall of pole (13) in the flexible, just the rigid coupling has fastening nut (3) on the lateral wall of flexible outer pole (12), and fastening nut (3) internal thread is provided with spacing bolt (14), the one end of spacing bolt (14) extends to inside spacing groove (15).
3. The double-edged adjustable combined fine boring tool as set forth in claim 1, wherein: the cutting edge is characterized in that two threaded holes (8) are formed in the cutting edge (7) in a penetrating mode, fastening screws (9) are arranged in the threaded holes (8) in a threaded mode, and the cutting edge (7) is connected into the mounting groove (5) through cooperation between the threaded holes (8) and the fastening screws (9).
4. The double-edged adjustable combined fine boring tool as set forth in claim 1, wherein: the number of the cutting edges (7) is two, and the two cutting edges (7) are symmetrically arranged on two sides of the lower surface of the cutter head (4) respectively.
5. The double-edged adjustable combined fine boring tool as set forth in claim 1, wherein: and an anti-skid rubber gasket (6) is fixedly arranged in a gap between the cutting edge (7) and the mounting groove (5).
6. The double-edged adjustable combined fine boring tool as set forth in claim 1, wherein: the upper surface of the mounting groove (5) is fixedly provided with two springs (10), the upper ends of the two springs (10) are fixedly connected with a pressing block (11), and the upper surface of the pressing block (11) is in contact with the cutting edge (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122118774.2U CN215544996U (en) | 2021-09-03 | 2021-09-03 | Combined fine boring cutter with adjustable double blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122118774.2U CN215544996U (en) | 2021-09-03 | 2021-09-03 | Combined fine boring cutter with adjustable double blades |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215544996U true CN215544996U (en) | 2022-01-18 |
Family
ID=79846778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122118774.2U Active CN215544996U (en) | 2021-09-03 | 2021-09-03 | Combined fine boring cutter with adjustable double blades |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215544996U (en) |
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2021
- 2021-09-03 CN CN202122118774.2U patent/CN215544996U/en active Active
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