CN207288926U - Modularization boring cutter convenient for disassembly and assembly - Google Patents
Modularization boring cutter convenient for disassembly and assembly Download PDFInfo
- Publication number
- CN207288926U CN207288926U CN201721347726.8U CN201721347726U CN207288926U CN 207288926 U CN207288926 U CN 207288926U CN 201721347726 U CN201721347726 U CN 201721347726U CN 207288926 U CN207288926 U CN 207288926U
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- China
- Prior art keywords
- tool apron
- knife bar
- modularization
- rank
- disassembly
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The utility model discloses a kind of modularization boring cutter convenient for disassembly and assembly, including the first rank knife bar, second-order knife bar and the first tool apron and the second tool apron, first tool apron is fixed respectively by bolt and the first rank knife bar and second-order knife bar, storage tank is provided with first tool apron, storage tank correspondence position is provided with guide positioning pin on first rank knife bar and second-order knife bar, guide positioning pin is slidably matched with storage tank, the second-order knife bar bottom is provided with several strip grooves, it is provided with and the intermeshing bar shaped fin of strip groove at the top of second tool apron, the screw hole being provided through on second tool apron, the second tool apron is fixed on second-order knife bar by lock-screw, right boring blade is provided with second tool apron, the processing diameter of right boring blade is less than the processing diameter of chamfering blade.When mounted, guide positioning pin can tentatively be oriented to tool apron, in screwing bolts, can prevent tool apron from shifting.
Description
Technical field
It the utility model is related to metal parts finishing technology field, and in particular to one kind is used for chain-less bicycle housing
The modularization boring cutter of Boring.
Background technology
Chainless bicycle, the structure for belonging to bicycle are improved.It improves main points, and 2 cranks of bicycle are solid respectively
The both ends of the wheel shaft of front wheel are scheduled on, the upper cant beam of vehicle frame has connecting lever, and saddle is fixed on connecting lever.There is no chain structure,
Therefore it is simple in structure, it is durable.
A kind of bore hole of existing chain-less bicycle housing is in multistage step-like, and some faces need to polish, some corners
Need to carry out chamfered, and, it is necessary to be handled one by one the side wall of each step in existing processing technology, efficiency is low
Under, and a side wall is often handled, it is necessary to be equipped with special boring cutter, cost is larger, and needs frequency to change replacement boring cutter, so as to influence to give birth to
Produce efficiency；And when installing tool apron, some tool apron small volumes, generally using one-bolt fastening, in lock-screw, tool apron with
Generation Small-angle Rotation, and, it is necessary to tool apron is positioned before lock-screw, and in the prior art, using observation is positioned manually
Positioning, inefficiency.
Utility model content
The technical problems to be solved in the utility model is to solve above-mentioned the deficiencies in the prior art, there is provided one kind can be with stability
High, and the three rank boring cutter of modularization that applicability is wide.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：A kind of modularization convenient for disassembly and assembly
Boring cutter, including the first rank knife bar, second-order knife bar and the first tool apron and the second tool apron, the first rank knife bar and second-order knife bar
Concentric setting, and the diameter of the first rank knife bar is more than the diameter of second-order knife bar, the outer circumferential surface bottom of the first rank knife bar is set
There is the first tool apron, heavy boring blade is provided with first tool apron, the first tool apron is also arranged at the second-order knife bar outer circumferential surface bottom, should
Chamfering blade is provided with first tool apron, first tool apron is solid respectively by bolt and the first rank knife bar and second-order knife bar
It is fixed, storage tank is provided with first tool apron, is provided with the first rank knife bar and second-order knife bar with storage tank correspondence position
Guide positioning pin, guide positioning pin are slidably matched with storage tank, and the second-order knife bar bottom is provided with several strip grooves,
Be provided with the top of second tool apron with the intermeshing bar shaped fin of strip groove, the screw hole being provided through on the second tool apron, leads to
Cross lock-screw the second tool apron is fixed on second-order knife bar, right boring blade is provided with the second tool apron, right boring blade adds
Work diameter is less than the processing diameter of chamfering blade.
Further, the axis perpendicular of the guide positioning pin and the first rank knife bar is set.
Further, the end of the guide positioning pin is in be easily inserted the round table-like of storage tank.
Further, the cross section of the strip groove and bar shaped fin is rectangular.
Further, the bar shaped fin is located at the first rank knife bar axle center both sides, the bar shaped fin position of axial line the same side
In on same plane, the plane and the angle that axle center is in 45 ° to 75 °.
Further, second tool apron is made of left tool apron and right tool apron, and left tool apron is revolved around the axle center of second-order knife bar
Overlapped after turning 180 ° with right tool apron.
Further, a screw hole is respectively equipped with the left tool apron and right tool apron, the length of the screw hole is locking screw
Follow closely diameter 2 to 3 times, lock screw can be slided in screw hole.
Further, an adjusting for being used to adjust the heavy boring blade radius of gyration is also set up on the left tool apron and right tool apron
Screw, the adjusting screw are stretched into lock screw, and left knife bar and right knife bar are radially fixed by adjusting screw.
From above-mentioned technical proposal it can be seen that the utility model has the following advantages：When mounted, guide positioning pin can be with
Tool apron is tentatively oriented to, in screwing bolts, can prevent tool apron from shifting；Heavy boring blade, fine boring cutter are set respectively
Piece and chamfering blade, and guide rod is in integrally step-like, therefore different components can be processed at the same time, work efficiency is improved, the
Positioned between second order knife bar and the second tool apron by several fins, fin can share radial cutting force, reduce screw
Stress, reduce deformation, so as to improve chip precision.It is convenient that modularized design is replaced, and can extend the service life, improves applicability.
It is convenient that modularized design is replaced, and can extend the service life, improves applicability.Acted on using the component for tilting bar shaped fin, reasonably
Resistance to cutting is transferred to knife bar by design direction, reducing resistance to cutting influences the positioning of intermodule, is being cut so as to improve cutter
Stability during cutting.
Brief description of the drawings
Fig. 1 is the structure principle chart of the utility model；
Fig. 2 is the structure diagram of the second tool apron in the utility model.
Embodiment
Elaborate below in conjunction with attached drawing to specific embodiment of the present utility model.
As shown in Figure 1, the modularization boring cutter convenient for disassembly and assembly of the utility model includes the first rank knife bar 1, second-order knife bar 2
And first tool apron 13 and the second tool apron 6, the 2 concentric setting of the first rank knife bar 1 and second-order knife bar, and the first rank knife bar 1
Diameter be more than the diameter of second-order knife bar 2, the outer circumferential surface bottom of the first rank knife bar 1 is provided with the first tool apron 13, first knife
Heavy boring blade 12 is provided with seat 13, the first tool apron 13 is also arranged at the 2 outer circumferential surface bottom of second-order knife bar, on first tool apron 13
Chamfering blade 7 is provided with, first tool apron 13 is fixed respectively by bolt and the first rank knife bar 1 and second-order knife bar 2, described
Storage tank 10 is provided with first tool apron 13, is provided with and leads with storage tank correspondence position on the first rank knife bar 1 and second-order knife bar 2
To positioning pin 11, guide positioning pin 11 is slidably matched with storage tank 10, the axis perpendicular of 11 and first rank knife bar 1 of guide positioning pin
Set, the end of the guide positioning pin 11 is in be easily inserted the round table-like of storage tank.
2 bottom of second-order knife bar is provided with several strip grooves, and the top of the second tool apron 6 is provided with and strip groove
Intermeshing bar shaped fin 4, the screw hole 14 being provided through on the second tool apron 6, is consolidated the second tool apron 6 by lock-screw 3
It is scheduled on second-order knife bar, right boring blade 5 is provided with the second tool apron 6, the processing diameter of right boring blade 5 is less than chamfering blade
Process diameter.
Heavy boring blade, right boring blade and chamfering blade are set respectively, and guide rod is in integrally step-like, therefore can be at the same time
Different components is processed, work efficiency is improved, is positioned between second-order knife bar and the second tool apron by several fins, it is convex
Rib can share radial cutting force, reduce the stress of screw, deformation be reduced, so as to improve chip precision.Modularized design is replaced
It is convenient, the service life can be extended, improve applicability.
As shown in Fig. 2, the cross section of strip groove and bar shaped fin 4 is rectangular, the bar shaped fin is located at the 3rd rank knife
Bar axle center both sides, the bar shaped fin of axial line the same side is in the same plane, the plane and the angle that axle center is in 45 ° to 75 °.
Acted on using the component for tilting bar shaped fin, resistance to cutting is reasonably transferred to knife bar by design direction, reduces resistance to cutting
The positioning of intermodule is influenced, so as to improve stability of the cutter in working angles.
Second tool apron 6 is made of left tool apron 61 and right tool apron 62, and left tool apron 61 rotates 180 ° around the axle center of the first rank knife bar
Overlapped afterwards with right tool apron 62.A screw hole 14 is respectively equipped with the left tool apron and right tool apron, the length of the screw hole is locking
2 to 3 times of screw diameter, lock screw 3 can be slided in screw hole 14, and one is also set up on the left knife bar 61 and right knife bar 62
For adjusting the adjusting screw 9 of the heavy boring blade radius of gyration, the adjusting screw 9 is stretched into lock screw 3, and adjusting screw is by a left side
Knife bar and right knife bar are radially fixed.Diameter is adjustable, and required diameter can be adjusted to according to actual needs, improves and is applicable in
Property.
Claims (8)
1. a kind of modularization boring cutter convenient for disassembly and assembly, including the first rank knife bar, second-order knife bar and the first tool apron and second
Tool apron, the first rank knife bar and the concentric setting of second-order knife bar, and the diameter of the first rank knife bar is more than the diameter of second-order knife bar,
The outer circumferential surface bottom of first rank knife bar is provided with the first tool apron, and heavy boring blade, the second-order knife are provided with first tool apron
First tool apron is also arranged at bar outer circumferential surface bottom, and chamfering blade is provided with first tool apron, it is characterised in that：First tool apron leads to
Cross bolt to fix respectively with the first rank knife bar and second-order knife bar, storage tank, the first rank knife bar are provided with first tool apron
Storage tank correspondence position is provided with guide positioning pin with second-order knife bar, guide positioning pin is slidably matched with storage tank, institute
State second-order knife bar bottom and be provided with several strip grooves, be provided with and the intermeshing bar of strip groove at the top of the second tool apron
Second tool apron, is fixed on second-order knife bar, by shape fin, the screw hole being provided through on the second tool apron by lock-screw
Right boring blade is provided with two tool aprons, the processing diameter of right boring blade is less than the processing diameter of chamfering blade.
2. modularization boring cutter convenient for disassembly and assembly according to claim 1, it is characterised in that：The guide positioning pin and first
The axis perpendicular of rank knife bar is set.
3. modularization boring cutter convenient for disassembly and assembly according to claim 2, it is characterised in that：The end of the guide positioning pin
In being easily inserted the round table-like of storage tank.
4. modularization boring cutter convenient for disassembly and assembly according to claim 3, it is characterised in that：The strip groove and bar shaped are convex
The cross section of rib is rectangular.
5. modularization boring cutter convenient for disassembly and assembly according to claim 4, it is characterised in that：The bar shaped fin is located at first
Rank knife bar axle center both sides, the bar shaped fin of axial line the same side is in the same plane, and the plane is with axle center in 45 ° to 75 °
Angle.
6. modularization boring cutter convenient for disassembly and assembly according to claim 5, it is characterised in that：Second tool apron is by left tool apron
Formed with right tool apron, left tool apron around the axle center of second-order knife bar rotate 180 ° after overlap with right tool apron.
7. modularization boring cutter convenient for disassembly and assembly according to claim 6, it is characterised in that：On the left tool apron and right tool apron
A screw hole is respectively equipped with, the length of the screw hole is 2 to 3 times of lock-screw diameter, and lock screw can be slided in screw hole.
8. modularization boring cutter convenient for disassembly and assembly according to claim 7, it is characterised in that：On the left tool apron and right tool apron
An adjusting screw for being used to adjust the heavy boring blade radius of gyration is also set up, the adjusting screw is stretched into lock screw, adjusted
Left knife bar and right knife bar are radially fixed by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721347726.8U CN207288926U (en) | 2017-10-18 | 2017-10-18 | Modularization boring cutter convenient for disassembly and assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721347726.8U CN207288926U (en) | 2017-10-18 | 2017-10-18 | Modularization boring cutter convenient for disassembly and assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207288926U true CN207288926U (en) | 2018-05-01 |
Family
ID=62272921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721347726.8U Expired - Fee Related CN207288926U (en) | 2017-10-18 | 2017-10-18 | Modularization boring cutter convenient for disassembly and assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207288926U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112872486A (en) * | 2021-01-13 | 2021-06-01 | 河南平高电气股份有限公司 | Chamfering machining tool |
-
2017
- 2017-10-18 CN CN201721347726.8U patent/CN207288926U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112872486A (en) * | 2021-01-13 | 2021-06-01 | 河南平高电气股份有限公司 | Chamfering machining tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180501 Termination date: 20211018 |