CN205128956U - Special boring cutter of deep hole - Google Patents
Special boring cutter of deep hole Download PDFInfo
- Publication number
- CN205128956U CN205128956U CN201520892575.9U CN201520892575U CN205128956U CN 205128956 U CN205128956 U CN 205128956U CN 201520892575 U CN201520892575 U CN 201520892575U CN 205128956 U CN205128956 U CN 205128956U
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- boring bar
- cutter
- boring
- venthole
- inner chamber
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Abstract
The utility model belongs to machining cutter field relates to the boring cutter, especially relates to a special boring cutter of deep hole. Set up the cutter in boring bar one end including boring bar and activity, be provided with in the boring bar along the inner chamber of boring bar long limit direction setting, the one end that the boring bar is close to the cutter is provided with the venthole, the one end that the venthole was kept away from to the boring bar is provided with the intake pipe, the even inner chamber of venthole and intake pipe intercommunication. Compared with the prior art, the utility model discloses an advantage lies in with positive effect, and this embodiment is through improving traditional boring cutter, sets up the inner chamber in the inside of its boring bar, through setting up the intake pipe and the clearance of venthole realization to the chip removal at the inner chamber both ends, blow out the hole through high -pressure gas is continuous with the chip removal outside, and then solved the chip removal problem, improved production efficiency.
Description
Technical field
The utility model belongs to machining tool field, relates to boring cutter, particularly relates to the special boring cutter of a kind of deep hole.
Background technology
In the manufacturing procedure of boring machine, knife bar chatter and chip removal problem are difficult problems for deep hole precision processing always, especially for processing length 1500 ~ 2400mm, the deep hole machining of ∮ 80 ~ ∮ 200, vibration can destroy normal movement locus between cutter and workpiece and bring larger harm to machining, be in particular in the following aspects: 1. affect machined surface quality, when frequency is low, produce ripple, during frequency height, produce nao-and micro relief; 2. reduce production efficiency, the vibration in processing constrains the raising of cutting data, even makes cutting normally not carry out time serious; 3. the service life of cutter, lathe etc. is shortened; 4. the noise pollution of generation environment is vibrated.
In order to solve the problem of boring bar chatter, people provide various way, such as, disclose a kind of telescopic double-edged deep-hole boring cutter { application number: 200910263579.X} in document disclosed in State Intellectual Property Office, comprise the boring bar of an energy deep enough deep hole of workpiece bottle lumen type, it is characterized in that, the central axis of described boring bar is shaped with the through hole of through axis, through hole is built with the push rod connecting boring club head radial feed mechanism, rotary handle is provided with in the rear end of described push rod, this rotary handle turn screw rod, promote push rod in boring bar through hole, do axial stretching motion, push rod is with the motion mode drawn or push away, drive the radial feed mechanism that it connects, regulate the double-blade boring cutter blade radial feed deep hole bottle chamber on cutter head.
Although such scheme effectively solves the problem of boring bar chatter, but the chip removal problem of boring cutter is similarly the quality of impact processing, if chip removal is improper, chip can be caused often to be wrapped on boring bar or cutter, just blade may be damaged, wearing and tearing machined surface, affect machining accuracy, in order to address this problem, generally can be divided into point cutter processing for several times.But throw away that to there is working depth low, cooling chip removal is smooth, squeezes bits, pulls the technical problems such as machined surface, and uncomfortable High-speed machining, and then production efficiency is low.
Utility model content
The utility model, for the above-mentioned crowded bits caused because of chip removal problem, pulls the technical problems such as machined surface, propose a kind of reasonable in design, structure is simple, with low cost and effectively can solve the special boring cutter of deep hole of chip removal problem.
In order to achieve the above object, the technical solution adopted in the utility model is, the utility model provides a kind of deep hole special boring cutter, comprise boring bar and be movably arranged on the cutter of boring bar one end, the inner chamber arranged along boring bar long side direction is provided with in described boring bar, described boring bar is provided with venthole near one end of cutter, and described boring bar is provided with air inlet pipe away from one end of venthole, and described venthole is communicated with air inlet pipe uniform lumen.
As preferably, described inner chamber is stepped to be arranged in boring bar, and the diameter of described inner chamber reduces to venthole direction step by step from air inlet pipe.
As preferably, described air inlet pipe is that inverted L-type is arranged on boring bar.
As preferably, described boring bar is provided with taper shank away from one end of cutter, and the tapering of described taper shank is No. 5, Mohs.
As preferably, the length of described boring bar is 3m.
Compared with prior art, advantage of the present utility model and good effect are,
1, the present embodiment is by improving traditional boring cutter, inner chamber is set in the inside of its boring bar, realizes the cleaning to chip removal by the air inlet pipe and venthole being arranged on inner chamber two ends, constantly chip removal is blown out outside hole by gases at high pressure, and then solve chip removal problem, improve production efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the special boring cutter of deep hole that Fig. 1 provides for embodiment 1;
Above in each figure, 1, boring bar; 2, cutter; 3, inner chamber; 4, venthole; 5, air inlet pipe; 6, taper shank; 7, bolt.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with drawings and Examples, the utility model is described further.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the utility model, but, the utility model can also adopt and be different from other modes described here and implement, and therefore, the utility model is not limited to the restriction of the specific embodiment of prospectus below.
Embodiment 1, as shown in Figure 1, the present embodiment provides a kind of deep hole special boring cutter, comprise boring bar 1 and be movably arranged on the cutter 2 of boring bar 1 one end, the moulding of boring bar 1 and can with of the prior art consistent with the connected mode of cutter 2, in this enforcement, be fixedly connected with by bolt 7 activity between boring bar 1 with cutter 2, the inner chamber 3 arranged along boring bar 1 long side direction is provided with in boring bar 1, the diameter of inner chamber 3 should slightly larger than the radius of boring bar 1, if the diameter of inner chamber 3 is excessive, the reliability of whole boring bar 1 will be affected, therefore its diameter should slightly larger than the radius of boring bar 1, boring bar 1 is provided with venthole 4 near one end of cutter 2, venthole 4 is located at for the top being close to boring bar 1, namely venthole 4 is close to cutter 2 and is arranged, at boring bar 1, one end of venthole 4 is provided with air inlet pipe 5, venthole 4 is communicated with air inlet pipe 5 uniform lumen 3.
By above-mentioned setting, in boring bar 1 inside, inner chamber 3 is set, utilize air inlet pipe 5 and venthole 4, by to filling high pressure gas in inner chamber 3, the chip that cutter 2 is cut blows out outside the hole that processes or is dispelled, and avoids the appearance of crowded cutter phenomenon, at venthole 4, place also can arrange high-pressure nozzle, also can filter screen be set, consider that chip unlikely enters in inner chamber 3, therefore high-pressure nozzle or filter screen also can not adds.
In order to provide the gas of more high pressure, in the present embodiment, inner chamber 3 to be arranged and stepped, the diameter of inner chamber 3 is reduced to venthole 4 direction step by step from air inlet pipe 5, by such setting, have compressed the gas entered from air inlet pipe 5 further, make it when venthole 4 is discharged, air pressure is larger, the effect produced is also better, in the present embodiment, it is one deck ladder, and namely inner chamber 3 is arranged in a convex shape of toppling over.
Conveniently air inlet pipe 5 is communicated with high-pressure pump, in this enforcement, air inlet pipe 5 is arranged on boring bar 1 in inverted L-type, air inlet pipe 5 is arranged in inverted L-type while convenient connection high-pressure pump, also avoids tube connector between the two to produce inconvenience to equipment.
In order to improve the fixing stable type of boring bar 1, in the present embodiment, at boring bar 1, one end of cutter 2 is provided with taper shank 6, the tapering of taper shank 6 is No. 5, Mohs, the taper design of taper shank 6 is become No. 5, Mohs, have and utilize the stable of whole boring bar 1, simultaneously, also holder tire can be set on boring bar 1, improve its stable type further.
The special boring cutter of the deep hole provided to make the present embodiment better adapts to processing length 1500 ~ 2400mm, the deep hole machining of ∮ 80 ~ ∮ 200, thus the preferred 3m of the length of boring bar 1, can certainly be longer, but the stablizing effect of 3m is best.
The above; it is only preferred embodiment of the present utility model; it is not restriction the utility model being made to other form; the Equivalent embodiments that any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as equivalent variations is applied to other field; but everyly do not depart from technical solutions of the utility model content; according to any simple modification, equivalent variations and remodeling that technical spirit of the present utility model is done above embodiment, still belong to the protection domain of technical solutions of the utility model.
Claims (5)
1. the special boring cutter of deep hole, comprise boring bar and be movably arranged on the cutter of boring bar one end, it is characterized in that, the inner chamber arranged along boring bar long side direction is provided with in described boring bar, described boring bar is provided with venthole near one end of cutter, described boring bar is provided with air inlet pipe away from one end of venthole, and described venthole is communicated with air inlet pipe uniform lumen.
2. the special boring cutter of deep hole according to claim 1, is characterized in that, described inner chamber is stepped to be arranged in boring bar, and the diameter of described inner chamber reduces to venthole direction step by step from air inlet pipe.
3. the special boring cutter of deep hole according to claim 2, is characterized in that, described air inlet pipe is that inverted L-type is arranged on boring bar.
4. the special boring cutter of deep hole according to claim 3, is characterized in that, described boring bar is provided with taper shank away from one end of cutter, and the tapering of described taper shank is No. 5, Mohs.
5. the special boring cutter of deep hole according to claim 4, is characterized in that, the length of described boring bar is 3m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520892575.9U CN205128956U (en) | 2015-11-10 | 2015-11-10 | Special boring cutter of deep hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520892575.9U CN205128956U (en) | 2015-11-10 | 2015-11-10 | Special boring cutter of deep hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205128956U true CN205128956U (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520892575.9U Active CN205128956U (en) | 2015-11-10 | 2015-11-10 | Special boring cutter of deep hole |
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| CN (1) | CN205128956U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109702488A (en) * | 2019-01-17 | 2019-05-03 | 哈尔滨工业大学 | The machining process of the elongated Thin-walled Aluminum matrix composite pipes of uniform wall thickness |
-
2015
- 2015-11-10 CN CN201520892575.9U patent/CN205128956U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109702488A (en) * | 2019-01-17 | 2019-05-03 | 哈尔滨工业大学 | The machining process of the elongated Thin-walled Aluminum matrix composite pipes of uniform wall thickness |
| CN109702488B (en) * | 2019-01-17 | 2020-06-23 | 哈尔滨工业大学 | Machining method of slender thin-wall aluminum-based composite pipe with uniform wall thickness |
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