CN207043356U - Air-cooled accurate boring cutter - Google Patents
Air-cooled accurate boring cutter Download PDFInfo
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- CN207043356U CN207043356U CN201720223898.8U CN201720223898U CN207043356U CN 207043356 U CN207043356 U CN 207043356U CN 201720223898 U CN201720223898 U CN 201720223898U CN 207043356 U CN207043356 U CN 207043356U
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- air
- cooled
- shank section
- boring cutter
- tool rest
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Abstract
Mechanical manufacturing field is the utility model is related to, discloses a kind of air-cooled accurate boring cutter, comprising：Cutter body, tool rest, handle of a knife and air-supply arrangement.Tool rest is used for fixed cutting tool body, and inside opens up the first air-cooled passage；Handle of a knife is connected with lathe fixed mount and is used to fix tool rest, the second air-cooled passage of setting in it, and the second air-cooled passage connects with the first air-cooled passage；Air-supply arrangement is connected with the second air-cooled passage, for the second air-cooled passage transporting cold wind；Wherein, the first air-cooled passage at least has a channel outlet for being exposed to tool rest surface, and cold wind flows out after the second air-cooled passage is transported to from the outlet of the first air-cooled passage.In the utility model, the handle of a knife of boring cutter and the caused heat of tool rest are taken away in the setting of air-cooled passage to a greater degree, the temperature of boring cutter is maintained suitable working condition, enhance the service life of boring cutter, while also reduce production cost.
Description
Technical field
Mechanical manufacturing field is the utility model is related to, more particularly to a kind of air-cooled accurate boring cutter.
Background technology
Boring cutter is a kind of hole machined instrument, can be used on boring machine, lathe or milling machine, to part carry out in hole machined,
Reaming or profiling.Current boring cutter is typically made up of handle of a knife, tool rest, and the cutter for bore hole, handle of a knife one are provided with tool rest
End is fastened by the lathe fixed mount on lathe.During bore hole, the workpiece on lathe circles, and the cutter on tool rest is in workpiece
Tapping carries out bore hole, to ensure the finish of hole wall.
But inventor has found, because cutter needs constantly cutting workpiece, the friction meeting of cutter and workpiece when boring cutter works
Heat is produced, because heat can not quickly disperse, the temperature of cutter constantly raises, and is gradually transferred on tool rest and handle of a knife, makes
Whole boring cutter temperature rise, the time of work is more long, and the temperature of boring cutter is higher, and works at high temperature, and metal easily produces
Fatigue, cutter can deform upon, and are easier to damage in bore hole, greatly reduce the service life of boring cutter, add and be produced into
This.
Thus, it is current for how reducing temperature when boring cutter works to extend the service life of boring cutter and reduce production cost
Urgent problem.
Utility model content
The purpose of this utility model is to provide a kind of air-cooled accurate boring cutter so that when boring cutter works, can make boring cutter
Cutter and friction of workpiece caused by heat quickly disperse, the operating temperature of cutter is unlikely to too high, strengthen the use of boring cutter
Life-span, while also reduce production cost.
In order to solve the above technical problems, embodiment of the present utility model provides a kind of air-cooled accurate boring cutter, comprising：
Tool rest, the first air-cooled passage is opened up for fixed cutting tool body, and inside it；
Handle of a knife, it is connected with lathe fixed mount, and for fixing the tool rest, the second air-cooled passage of setting in it, and it is described
Second air-cooled passage connects with the described first air-cooled passage；
Air-supply arrangement, it is connected with the described second air-cooled passage, for the described second air-cooled passage transporting cold wind；
Wherein, the described first air-cooled passage at least has a channel outlet for being exposed to tool rest surface, and cold wind is in quilt
After being delivered to the second air-cooled passage, flowed out from the outlet of the described first air-cooled passage.
In addition, present invention also offers a kind of lathe, air-cooled accurate boring cutter as described above is included.
The utility model embodiment is in terms of existing technologies, air-cooled logical there is provided one inside the handle of a knife of boring cutter
Road, an and air-cooled passage has also been opened up inside the tool rest of boring cutter, two air-cooled passages are interconnected, by air-supply arrangement to
Transporting cold wind in the air-cooled passage of connection, cold wind flows to tool rest from handle of a knife and flows out, take away to a greater degree the handle of a knife of boring cutter with
Heat caused by tool rest, the temperature of boring cutter is maintained suitable working condition, enhance the service life of boring cutter, while also drop
Low production cost.
In addition, the handle of a knife includes the first shank section, the second shank section mutually spliced with first shank section；Its
In, first shank section and the side of second shank section splicing open up the first air-cooled groove, second shank section and institute
The side for stating the splicing of the first shank section opens up the second air-cooled groove, after first shank section and second shank section splicing,
The first air-cooled groove cooperates with the described second air-cooled groove and forms the second air-cooled passage.Two shank sections are set to be advantageous to wind
The production and processing of cold passage.
In addition, the side of first shank section and second shank section splicing is provided with multiple lug bosses, described the
The side of two shank sections and first shank section splicing be provided with the boss numbers identical recess, each recess with it is each
Lug boss corresponds, and after first shank section is spliced with second shank section, each recess mutually agrees with each lug boss.
The lug boss of first shank section and the recess of the second shank section can mutually be accepted, and make the splicing of handle of a knife more firm.
In addition, the tool rest towards the shank section side set it is fluted, the handle of a knife towards the tool rest one
Side sets raised, and projection is accommodated by the groove, and the handle of a knife is locked on the tool rest by locking member, make tool rest and
Locking effect between handle of a knife is more preferable.
In addition, the groove bottom land is provided with locating piece, the projection of the handle of a knife is provided with locating slot, the locating piece with it is described
Locating slot is adapted to.Make the connection of handle of a knife and tool rest more firm, enhance security.
In addition, the cutter body is pressed close at least one outlet of the first air-cooled passage.Cold wind can be along air-cooled
The outlet of passage is flowed on cutter body, is radiated to cutter body, improves radiating effect to a greater degree.
In addition, the second air-cooled passage is twist, the area of dissipation of handle of a knife is increased, makes the radiating effect of handle of a knife more
To be notable.
In addition, the air-supply arrangement is a Fans, it is easy to purchase and can ensure the conveying effect of cold wind.
Brief description of the drawings
Fig. 1 is towards the boring cutter Section View of the first shank section side in the utility model first embodiment；
Fig. 2 is towards the boring cutter Section View of the second shank section side in the utility model first embodiment.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Each embodiment of type is explained in detail.It is however, it will be understood by those skilled in the art that each in the utility model
In embodiment, in order that reader more fully understands the application and proposes many ins and outs.But even if without these skills
Art details and many variations based on following embodiment and modification, it can also realize that each claim of the application is required and protect
The technical scheme of shield.
First embodiment of the present utility model is related to a kind of air-cooled accurate boring cutter, as shown in Figure 1, 2, comprising：Cutter
Body 1, tool rest 2, handle of a knife 3 and air-supply arrangement.Tool rest 2 is used for fixed cutting tool body, and the first air-cooled passage is opened up inside it
4.Handle of a knife 3 is connected with lathe fixed mount, and for fixing tool rest 2, sets second air-cooled passage in it, and the second air-cooled passage with
First air-cooled passage 4 connects；Air-supply arrangement is connected with the second air-cooled passage, for the second air-cooled passage transporting cold wind.Wherein,
First air-cooled passage 4 at least has a channel outlet for being exposed to the surface of tool rest 2, and cold wind is to be transported to second air-cooled logical
Behind road, flowed out from the outlet of the first air-cooled passage.
Specifically, an air-cooled passage is provided with handle of a knife 3, and a wind has also been opened up inside the tool rest 2 of boring cutter
Cold passage, two air-cooled passages are interconnected, by air-supply arrangement into the air-cooled passage of connection transporting cold wind, cold wind is from handle of a knife
3 flow to tool rest 2 and flow out, and take away the handle of a knife 3 of boring cutter and the caused heat of tool rest 2 to a greater degree, tie up the temperature of boring cutter
The service life in suitable working condition, enhancing boring cutter is held, while also reduces production cost.
It should be noted that handle of a knife 3 includes：First shank section 5, the second shank section mutually spliced with the first shank section 5
6.Wherein, the side of the first shank section 5 and the splicing of the second shank section 6 opens up the first air-cooled groove 7, the second shank section 6 and the first knife
The side that shank 5 splices opens up the second air-cooled groove 8, after the first shank section 5 and the second shank section 6 are spliced, the first air-cooled groove 7 and
Second air-cooled groove 8, which cooperates, forms the second air-cooled passage, and the second air-cooled passage connects with the first air-cooled passage 4.Set two
Individual shank section is advantageous to the production and processing of air-cooled passage.
It is noted that the first shank section 5 is identical with the size shape of the second shank section 6, they are towards tool rest 2 after splicing
Side be connected with lathe fixed mount.The side of first shank section 5 and the splicing of the second shank section 6 is provided with nine lug bosses 9,
It is distributed in evenly in the first shank section 5.The side of second shank section 6 and the splicing of the first shank section 5 is provided with nine recesses 10.It is recessed
Mouth 10 is identical with the quantity of lug boss 9, and each recess 10 corresponds with each lug boss 9.First shank section 5 and the second shank section 6
After splicing, each recess 10 mutually agrees with each lug boss 9.The recess 10 of the shank section 6 of lug boss 9 and second of first shank section 5
It can mutually accept, make the splicing of handle of a knife 3 more firm.Furthermore, it is desirable to the quantity of explanation, lug boss 9 and recess 10 exists
Illustrated in present embodiment exemplified by nine, and during the use of reality, staff also can be according to handle of a knife
Structure snd size are accordingly increased or reduced to the quantity of lug boss 9 and recess 10, and in the present embodiment, not to convex
The quantity for playing portion 9 and recess 10 makees specific limit.
In addition, it is noted that in the present embodiment, the side of tool rest 2 towards 3, handle of a knife sets fluted 11,
First shank section 5 and the second shank section 6 set projection respectively towards the side of tool rest 2, and two projections are accommodated by groove 11.In knife
Four screwed holes are equably opened up in the side wall of groove 11 of seat, while respectively in the projection of the first shank section 5 and the second shank section 6
Projection on, the screwed hole of formed objects is opened up on the position corresponding with the screwed hole of the side wall of groove 11, utilizes four bolts
Each screwed hole is locked respectively.So, the first shank section 5 and the second shank section 6 is on the one hand made to splice more firm, another aspect
Also the locking effect allowed between tool rest 2 and handle of a knife 3 is more preferable.
Meanwhile in order to further facilitate the assembling between tool rest and handle of a knife, the first shank section 5 it is raised towards tool rest 2
Side is provided with the first locating slot 12, and the projection of the second shank section 6 is provided with the second locating slot 14, groove 11 towards the side of tool rest 2
Bottom land is respectively provided with the first locating piece 13 for mutually agreeing with the first locating slot 12 and for mutual with the second locating slot 14
The design of the second locating piece 15 agreed with, locating piece and locating slot makes the first shank section 5 and the second shank section 6 and the company of tool rest 2
Connect more firm, enhance security.
In addition, cutter body 1 is pressed close in the outlet of the first air-cooled passage 4.Cold wind can the outlet of with the wind cold passage flow to
On cutter body 1, radiated using cold wind to cutter body 1, while also spilt cold wind to pouring at the bore hole on workpiece, make boring
Wen Duxiajiang at hole, largely improves radiating effect.
It should also be noted that, the second air-cooled passage is twist, can be in the first knife because shank section is Split type structure
The helical duct of part is opened up in the shank section 6 of shank 5 and second respectively, greatly reduces the difficulty opened up, it is spiral air-cooled
Passage increases the area of dissipation of handle of a knife 3, makes the radiating effect of handle of a knife 3 more notable.
In present embodiment, air-supply arrangement is a small-sized blower fan, and cold wind is transported to air-cooled passage by certain flow
It is interior, it only need to ensure lift of the blower fan under this flow, make cold wind to be flowed out from the outlet of the first air-cooled passage 4, it is possible to full
Foot requires.Blower fan is not only easy to purchase but also can ensure the conveying effect of cold wind.
Second embodiment of the present utility model is related to a kind of lathe, includes air-cooled essence as described in the first embodiment
Close boring cutter.The lathe is provided with a lathe fixed mount, and the connection end on lathe fixed mount is a flange, the first shank section and second
The spliced structure of shank section can be connected by locking member with this flange, and handle of a knife is connected as a single entity with lathe after connection.Before bore hole, need
Want the bore diameter of regulating boring cutter, after the completion of boring cutter can work on lathe, allow workpiece to maintain circular motion, cutter body
Continuously cutting workpiece is needed at bore hole, finally bores hole shape.When the longer temperature rise of the time of boring cutter bore hole, so that it may
To open air-supply arrangement, that is, blower fan is opened, cold wind just flows through the first air-cooled passage from the second air-cooled passage, and finally from the first wind
The outlet of cold passage is flowed on the cutter body of boring cutter, is taken away the handle of a knife of boring cutter and the heat of tool rest to a greater degree, is made
The temperature of boring cutter maintains suitable working condition, enhances the service life of boring cutter, while also reduces production cost.
It is noted that blower fan is arranged on lathe fixed mount, fixed by fastener and lathe fixed mount, blower fan
Air supplying hose is set between the second air-cooled passage, and cold wind can be delivered in the second air-cooled passage by air supplying hose.
It will be understood by those skilled in the art that the respective embodiments described above are to realize specific implementation of the present utility model
Example, and in actual applications, can to it, various changes can be made in the form and details, without departing from spirit of the present utility model
And scope.
Claims (8)
1. a kind of air-cooled accurate boring cutter, it is characterised in that include：
Tool rest, the first air-cooled passage is opened up for fixed cutting tool body, and inside it；
Handle of a knife, it is connected with lathe fixed mount, and for fixing the tool rest, the second air-cooled passage of setting in it, and described second
Air-cooled passage connects with the described first air-cooled passage；
Air-supply arrangement, it is connected with the described second air-cooled passage, for the described second air-cooled passage transporting cold wind；
Wherein, the described first air-cooled passage at least has a channel outlet for being exposed to tool rest surface, and cold wind is being conveyed
To the second air-cooled passage, flowed out from the outlet of the described first air-cooled passage.
2. air-cooled accurate boring cutter according to claim 1, it is characterised in that the handle of a knife include the first shank section, with
The second shank section that first shank section is mutually spliced；Wherein, first shank section and second shank section splicing
Side opens up the first air-cooled groove, and second shank section and the side of first shank section splicing open up the second air-cooled groove, when
After first shank section is spliced with second shank section, the first air-cooled groove and the described second air-cooled groove mutual cooperation structure
Into the second air-cooled passage.
3. air-cooled accurate boring cutter according to claim 2, it is characterised in that first shank section and second knife
The side of shank splicing is provided with multiple lug bosses, and the side that second shank section is spliced with first shank section is provided with
With the boss numbers identical recess, each recess corresponds with each lug boss, first shank section and described second
After shank section splicing, each recess mutually agrees with each lug boss.
4. air-cooled accurate boring cutter according to claim 1, it is characterised in that the tool rest towards the shank section one
Side setting is fluted, and the handle of a knife sets projection towards the side of the tool rest, and the projection is accommodated by the groove, and described
Handle of a knife is locked on the tool rest by locking member.
5. air-cooled accurate boring cutter according to claim 4, it is characterised in that the groove bottom land is provided with locating piece, institute
The projection for stating handle of a knife is provided with locating slot, and the locating piece is adapted to the locating slot.
6. air-cooled accurate boring cutter according to claim 1, it is characterised in that the first air-cooled passage at least one
The cutter body is pressed close in outlet.
7. air-cooled accurate boring cutter according to claim 1, it is characterised in that the air-supply arrangement is a Fans.
8. a kind of lathe, it is characterised in that accurate comprising the air-cooled formula as described in claim 1 to any one of claim 7
Boring cutter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720223898.8U CN207043356U (en) | 2017-03-08 | 2017-03-08 | Air-cooled accurate boring cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720223898.8U CN207043356U (en) | 2017-03-08 | 2017-03-08 | Air-cooled accurate boring cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207043356U true CN207043356U (en) | 2018-02-27 |
Family
ID=61489197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720223898.8U Active CN207043356U (en) | 2017-03-08 | 2017-03-08 | Air-cooled accurate boring cutter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113523335A (en) * | 2021-08-27 | 2021-10-22 | 常州海润精密工具科技有限公司 | Hard alloy tool bit and welding method |
| CN118682157A (en) * | 2024-08-26 | 2024-09-24 | 常州宇辰复合材料科技有限公司 | Variable diameter boring cutter handle |
-
2017
- 2017-03-08 CN CN201720223898.8U patent/CN207043356U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113523335A (en) * | 2021-08-27 | 2021-10-22 | 常州海润精密工具科技有限公司 | Hard alloy tool bit and welding method |
| CN118682157A (en) * | 2024-08-26 | 2024-09-24 | 常州宇辰复合材料科技有限公司 | Variable diameter boring cutter handle |
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