CN212469930U - Slotting cutter for simultaneously processing inner and outer walls of stainless steel round pipe - Google Patents
Slotting cutter for simultaneously processing inner and outer walls of stainless steel round pipe Download PDFInfo
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- CN212469930U CN212469930U CN202021056198.2U CN202021056198U CN212469930U CN 212469930 U CN212469930 U CN 212469930U CN 202021056198 U CN202021056198 U CN 202021056198U CN 212469930 U CN212469930 U CN 212469930U
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Abstract
The utility model discloses a slotting cutter for simultaneous processing stainless steel pipe inside and outside wall, including a stalk portion and connect in the cutting part of stalk portion one end, the stalk portion has a the central axis, and the cutting part is kept away from and is connected stalk portion one end and set up for the straight flute, and this end has the interior sword that is used for processing the stainless steel pipe excircle and is used for processing the outer sword of circle in the stainless steel pipe, and outer sword and interior sword are located the central axis both sides respectively. Outer sword and interior sword cut the interior circle and the excircle terminal surface of stainless steel pipe respectively for stainless steel pipe wall thickness is at the in-process of attenuation, outer sword and interior sword exert the cutting effort to the inner wall and the outer wall of stainless steel unprocessed department wall thickness respectively, most effort of both are opposite, thereby can overcome the independent deformation that arouses to one of them cutting atress of stainless steel pipe thin wall inside and outside circle, thereby also avoided because the burr that warp and can produce, because can not the atress warp, the tolerance size is stable, the machining precision is high.
Description
Technical Field
The utility model relates to a milling cutter technical field, more specifically say, it relates to a insert milling cutter that is used for simultaneous processing stainless steel pipe inside and outside wall.
Background
The inner and outer walls of the stainless steel round pipe need to be machined, the inner and outer circles are machined respectively through a milling cutter in the traditional machining mode, the middle wall is thin, deformation is caused by force bearing inevitably during post-machining, burrs can also occur, and the product quality is influenced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a slotting cutter for simultaneous processing stainless steel pipe inside and outside wall, it has the characteristics that the stainless steel pipe is difficult to the atress deformation to the simultaneous cutting process of circle in the stainless steel pipe.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a slotting cutter for simultaneous processing stainless steel pipe inside and outside wall, include a stalk portion and connect in the cutting part of stalk portion one end, the stalk portion has a the central axis, the connection is kept away from to the cutting part stalk portion one end sets up for the straight flute, and this end has the outer sword that is used for processing the interior sword on stainless steel pipe excircle and is used for processing the interior sword of stainless steel pipe circle, outer sword with interior sword is located respectively the central axis both sides.
Through adopting above-mentioned technical scheme, outer sword and interior sword are simultaneously cut stainless steel pipe's interior circle and excircle terminal surface, make stainless steel pipe wall thickness at the in-process of attenuation, outer sword and interior sword exert the cutting effort to the inner wall and the outer wall of stainless steel unprocessed department wall thickness respectively, both most efforts are opposite, can offset each other, thereby can overcome the deformation that the interior excircle cutting atress of stainless steel pipe thin wall arouses, thereby also avoided because the burr that warp and can produce, because can not the atress warp, the tolerance size is stable, the machining precision is high, part surface quality is better.
Further, the cutting part still includes the linking unit, interior sword includes first linkage unit and first cutting edge, outer sword includes second linkage unit and second cutting edge, wherein first linkage unit one end with link up the unit and connect, the other end with first cutting edge connects, second linkage unit one end with link up the unit and connect, the other end with the second cutting edge is connected, wherein first cutting edge reaches the second cutting edge all with the central axis parallel arrangement.
Furthermore, the inner blade and the outer blade are perpendicular to the central axis, and the perpendicular distance between the end surface of the inner blade far away from the handle and the handle is greater than the perpendicular distance between the end surface of the outer blade far away from the handle and the handle, and the distance difference is 0.8mm-2 mm.
By adopting the technical scheme, the bottom of the first cutting edge and the bottom of the second cutting edge are arranged in a staggered mode, so that the first cutting edge is firstly in end face contact with a stainless steel round pipe, an outer circle is machined, the cutting is convenient, when the first cutting edge is machined to 0.8mm-2mm, the second cutting edge is in end face contact with the stainless steel round pipe, the inner circle is machined, the inner wall and the outer wall are simultaneously machined, the stainless steel round pipe is prevented from deforming, the interval between 0.8mm-2mm is poor, the cutting points of the inner circle and the outer circle are positioned at different heights, and the round pipe can be conveniently cut.
Furthermore, the first connecting unit is connected with one end of the first cutting edge and is provided with an end face cutting edge, and the cutting edge of the end face cutting edge is positioned on one side of the first cutting edge close to the central axis direction.
By adopting the technical scheme, when the first cutting edge cuts the excircle of the stainless steel circular tube, after the excircle is cut to a certain depth, the end face of the stainless steel circular tube is contacted with the end face cutting edge, so that the end face of the stainless steel circular tube is processed, and the high-brightness effect is achieved.
Further, the shank has a central axial face in which the central axis is located, the first cutting edge and the second cutting edge being located on opposite sides of the central axial face.
Further, the inner blade has a radial relief angle of 10 ° and an axial relief angle of 8 °, and the outer blade has a radial relief angle of 8 ° and an axial relief angle of 8 °.
Further, the slotting cutter is made of hard alloy.
Further, the shank is integrally formed with the blade.
To sum up, the utility model discloses following beneficial effect has:
1. through the arrangement of the first cutting edge and the second cutting edge, the milling cutter can simultaneously cut the inner circle and the outer circle of the stainless steel round pipe, so that the effect of avoiding the deformation of the round pipe is achieved;
2. the first cutting edge and the second cutting edge are arranged in a staggered manner, so that the circular tube can be conveniently cut, and the effect of simultaneously processing the inner circle and the outer circle of the whole circular tube is not influenced;
3. through the setting of terminal surface cutting edge for milling cutter can process the pipe terminal surface simultaneously, thereby reaches high bright effect.
Drawings
Fig. 1 is a schematic structural diagram of an slotting cutter for simultaneously machining the inner and outer walls of a stainless steel circular tube according to an embodiment of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is a schematic view of the plunge milling cutter for simultaneously processing the inner and outer walls of the stainless steel round pipe according to an embodiment of the present invention.
In the figure: 1. a handle; 2. a blade part; 21. an inner blade; 211. a first connecting unit; 212. a first cutting edge; 213. an end face cutting edge; 22. an outer blade; 221. a second connection unit; 222. a second cutting edge; 23. an engagement unit; 3. and (5) a workpiece.
Detailed Description
Example (b):
the present invention will be described in further detail with reference to the accompanying fig. 1-3.
A slotting cutter for simultaneously processing the inner wall and the outer wall of a stainless steel round tube comprises a handle part 1 and a blade part 2 connected to one end of the handle part 1, wherein the handle part 1 and the blade part 2 are integrally formed, and in the embodiment, the slotting cutter is made of hard alloy. Shank 1 has a central axis and a central axis face, and wherein the central axis is located the central axis face, and 1 one end of connection shank is kept away from to cutting part 2 and is set up for the straight flute, and keeps away from 1 one end terminal surface of shank and have two teeth, is interior sword 21 and outer sword 22 respectively, and wherein interior sword 21 is used for processing the excircle of stainless steel pipe, and outer sword 22 is used for processing the interior circle of stainless steel pipe, and outer sword 22 and interior sword 21 are located the central axis both sides respectively.
Through outer sword 22 and interior sword 21 simultaneously to the circle and the excircle terminal surface cutting of stainless steel pipe, make stainless steel pipe wall thickness at the in-process of attenuation, outer sword 22 and interior sword 21 exert the cutting effort to the inner wall and the outer wall of stainless steel unprocessed department wall thickness respectively, both most efforts are opposite, can offset each other, thereby can overcome the deformation that the interior excircle cutting atress of stainless steel pipe thin wall arouses, thereby also avoided because the burr that warp and can produce, because can not the atress warp, the tolerance size is stable, the machining precision is high, part surface quality is better.
The edge part 2 further comprises an engaging unit 23, the inner edge 21 comprises a first connecting unit 211 and a first cutting edge 212, the outer edge 22 comprises a second connecting unit 221 and a second cutting edge 222, wherein one end of the first connecting unit 211 is connected with the engaging unit 23, the other end of the first connecting unit 211 is connected with the first cutting edge 212, one end of the second connecting unit 221 is connected with the engaging unit 23, the other end of the second connecting unit 221 is connected with the second cutting edge 222, the first cutting edge 212 and the second cutting edge 222 are both arranged in parallel with the central axis, the cutting edge of the first cutting edge 212 is located on one side of the whole first cutting edge 212 close to the central axis, and the cutting edge of the second cutting edge 222 is located on one side of the whole second cutting edge 222 far from the central.
Wherein first connecting element 211 is connected first cutting edge 212 one end and is had end face cutting edge 213, and the blade of end face cutting edge 213 is located first cutting edge 212 and is close to central axis direction one side, and the bottom of end face cutting edge 213 flushes with the top of first cutting edge 212, and when first cutting edge 212 cut the stainless steel pipe excircle, cut to certain degree of depth after, stainless steel pipe end face and end face cutting edge 213 contact to process the stainless steel pipe end face, reach high bright effect. In this embodiment, the first connecting cutting edge, the first connecting unit 211 and the end surface cutting edge 213 are integrally formed, the second connecting unit 221 and the second cutting edge 222 are integrally formed, and the first connecting unit 211 and the second connecting unit 221 are integrally formed with the connecting unit 23.
The first cutting edge 212 and the end surface of the first cutting edge 212 far away from the shank 1 are both arranged perpendicular to the central axis, and the vertical distance between the end surface of the inner edge 21 far away from the handle 1 and the handle 1 is greater than the vertical distance between the end surface of the outer edge 22 far away from the handle 1 and the handle 1, the bottoms of the first cutting edge 212 and the second cutting edge 222 are arranged in a staggered manner, so that the first cutting edge 212 is firstly contacted with the end surface of a stainless steel round pipe, the outer circle was machined and during the test it was found that when the distance difference was 0.8mm, 2mm respectively, when the diameter of the cutting edge is respectively 0.8mm and 2mm, the second cutting edge 222 is contacted with the end surface of the stainless steel round pipe, the inner circle is processed, the inner wall and the outer wall are cut at the same time, the stainless steel round pipe is ensured not to deform, and the interval difference between 0.8mm and 2mm is convenient for smoothly cutting the stainless steel round tube.
The end faces of the first connecting unit 211 and the second connecting unit 221, which are connected with the connecting unit 23, are located on the same plane, and the cutting edge of the end face cutting edge 213 is lower than the joint of the second cutting edge 222 and the second connecting unit 221, so that the stainless steel end face is firstly contacted with the end face cutting edge 213, and the side face of the whole second cutting edge 222 is parallel to the central axis.
The shank 1 has a central axial surface in which the central axis is located, the first cutting edge 212 and the second cutting edge 222 are respectively located at both sides of the central axial surface, the radial relief angle of the inner blade 21 is 10 ° and the axial relief angle is 8 °, and the radial relief angle of the outer blade 22 is 8 ° and the axial relief angle is 8 °.
The working principle is as follows:
when the workpiece 3 is machined by the slotting cutter, the first cutting edge 212 is firstly contacted with the end face of the stainless steel round pipe to cut the excircle of the stainless steel round pipe, after a section of depth is machined, the second cutting edge 222 is contacted with the end face of the stainless steel round pipe to cut the inner circle of the stainless steel round pipe, after a section of depth is machined, the end face cutting edge 213 is contacted with the end face of the stainless steel round pipe to cut the end face of the stainless steel round pipe, and therefore the effect of simultaneously cutting the inner wall, the outer wall and the end face of the stainless steel round pipe is achieved.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it is understood that "first" and "second" are only used for convenience of expression and should not be understood as limitations to the embodiments of the present invention, and the following embodiments do not describe any more.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a slotting cutter for simultaneous processing stainless steel pipe inside and outside wall, includes a stalk portion (1) and connect in cutting part (2) of stalk portion (1) one end, stalk portion (1) has a central axis, its characterized in that: keep away from in cutting part (2) and connect stalk portion (1) one end sets up for the straight flute, and this end has interior sword (21) that are used for processing the stainless steel pipe excircle and is used for processing outer sword (22) of the interior circle of stainless steel pipe, outer sword (22) with interior sword (21) are located respectively the central axis both sides.
2. The slotting cutter for simultaneously machining inner and outer walls of a stainless steel round tube according to claim 1, wherein: the cutting part (2) further comprises a joining unit (23), the inner edge (21) comprises a first connecting unit (211) and a first cutting edge (212), the outer edge (22) comprises a second connecting unit (221) and a second cutting edge (222), one end of the first connecting unit (211) is connected with the joining unit (23), the other end of the first connecting unit is connected with the first cutting edge (212), one end of the second connecting unit (221) is connected with the joining unit (23), the other end of the second connecting unit is connected with the second cutting edge (222), and the first cutting edge (212) and the second cutting edge (222) are arranged in parallel with the central axis.
3. The slotting cutter for simultaneously machining inner and outer walls of a stainless steel round tube according to claim 2, wherein: the inner blade (21) and the outer blade (22) are far away from the end face of one end of the handle part (1) and are perpendicular to the central axis, the perpendicular distance between the end face of one end of the handle part (1) and the handle part (1) far away from the inner blade (21) is larger than the perpendicular distance between the end face of one end of the handle part (1) far away from the outer blade (22) and the handle part (1), and the distance difference is 0.8mm-2 mm.
4. The slotting cutter for simultaneously machining inner and outer walls of a stainless steel round tube according to claim 3, wherein: the first connecting means (211) has an end face cutting edge (213) at one end connected to the first cutting edge (212), and the edge of the end face cutting edge (213) is located on the side of the first cutting edge (212) in the direction of the central axis.
5. The slotting cutter for simultaneously machining inner and outer walls of a stainless steel round tube according to claim 4, wherein: the shank (1) has a central axial plane in which the central axis is located, the first cutting edge (212) and the second cutting edge (222) being located on opposite sides of the central axial plane.
6. The slotting cutter for simultaneously machining inner and outer walls of a stainless steel round tube according to claim 5, wherein: the radial relief angle of the inner blade (21) is 10 degrees, the axial relief angle is 8 degrees, the radial relief angle of the outer blade (22) is 8 degrees, and the axial relief angle is 8 degrees.
7. The slotting cutter for simultaneously machining inner and outer walls of a stainless steel round tube according to claim 6, wherein: the slotting cutter is made of hard alloy.
8. The slotting cutter for simultaneously machining inner and outer walls of a stainless steel round tube according to claim 7, wherein: the handle part (1) and the blade part (2) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021056198.2U CN212469930U (en) | 2020-06-10 | 2020-06-10 | Slotting cutter for simultaneously processing inner and outer walls of stainless steel round pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021056198.2U CN212469930U (en) | 2020-06-10 | 2020-06-10 | Slotting cutter for simultaneously processing inner and outer walls of stainless steel round pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212469930U true CN212469930U (en) | 2021-02-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021056198.2U Active CN212469930U (en) | 2020-06-10 | 2020-06-10 | Slotting cutter for simultaneously processing inner and outer walls of stainless steel round pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212469930U (en) |
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2020
- 2020-06-10 CN CN202021056198.2U patent/CN212469930U/en active Active
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