CN213530929U - T-shaped slot milling cutter - Google Patents
T-shaped slot milling cutter Download PDFInfo
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- CN213530929U CN213530929U CN202022342297.3U CN202022342297U CN213530929U CN 213530929 U CN213530929 U CN 213530929U CN 202022342297 U CN202022342297 U CN 202022342297U CN 213530929 U CN213530929 U CN 213530929U
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- cutter body
- cutter
- circulating line
- slot milling
- cutting
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Abstract
The utility model relates to a T type slot milling cutter, including handle of a knife and cutter body. A gas pipeline is arranged in the knife handle; the cutter body sets up in the one end of handle of a knife and with handle of a knife integrated into one piece, is provided with circulating line and breather pipe I in the cutter body, and circulating line is linked together with gas transmission pipeline, and circulating line sets up in the footpath of cutter body and set for between gas transmission pipeline to have the distance, is provided with a plurality of cutting flutes on the periphery of cutter body, and the cutting flute is linked together through breather pipe I and circulating line. Circulating line and breather pipe I, two air holes of walking of every blade front back are connected with triangle-shaped circulating line through breather pipe I, and circulating line is linked together through breather pipe II and gas transmission pipeline, avoids breather pipe pipeline too intensive influence cutter body rigidity, guarantees the maximize rigidity demand of cutter body. The problems that the processing of the slot milling cutter consumes labor and time, is difficult and wastes materials are solved.
Description
Technical Field
The utility model relates to a cutter field for machining especially relates to a T type slot milling cutter.
Background
The milling groove is usually cut into a required groove by a cutter which is in a vertical or disc saw blade form and is provided with a specific bottom edge, the depth-milling groove-lower cutter-milling groove is set by cutting with a groove center line, the groove is milled to a specified depth in a reciprocating mode, and then the groove is finely milled to a size according to the groove width.
The traditional groove milling cutter adopts bars with the same diameter for machining, and materials are removed and the required cutter is machined; the processing method of the processing scraps comprises the following steps: firstly, a ventilation pipeline is arranged outside the milling cutter to blow the scraps away from the surface of the cutter and the processing material; secondly, a plurality of vent pipelines are radially distributed on the central axis in the cutter and communicated with the cutting groove. The elongated vent in the tool is typically treated with an electrical pulse.
However, in the process of implementing the technical solution of the invention in the embodiments of the present application, the inventors of the present application find that the above-mentioned technology has at least the following technical problems:
the bar is subjected to material removing processing, so that a large amount of processing materials are wasted, and long processing time is needed;
the outside of the milling cutter is blown to an area where air can not reach a useful place, and invalid operation is carried out;
the slender vent hole in the milling cutter is processed by adopting electric pulse, so that high working hour is consumed and the difficulty is higher;
the milling cutter is distributed in the radial direction from the center part and is directly connected with the cutting groove, and the track holes are too dense to influence the rigidity.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a T type slot milling cutter has solved the problem that the slot milling cutter processing consumed the big and extravagant material of the man-hour degree of difficulty.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the utility model provides a T type slot milling cutter, it includes:
the gas transmission pipeline is arranged in the knife handle;
the cutter body, the cutter body sets up the one end of handle of a knife and with handle of a knife integrated into one piece, be provided with circulating line and breather pipe I in the cutter body, circulating line with gas transmission pipeline is linked together, circulating line centers on the central point of cutter body extend and with set for the distance between the gas transmission pipeline, be provided with a plurality of cutting flutes in the periphery of cutter body, the cutting flute passes through breather pipe I with circulating line is linked together.
Further, the periphery of the cutter body is provided with an air outlet I, and the air outlet I is matched with the cutting groove.
Furthermore, an air outlet hole II is formed in the cutting groove, one end, far away from the circulating pipeline, of the vent pipe I is set into two paths of air outlets which are communicated with the air outlet hole I and the air outlet hole II respectively, and gas is discharged from the blade tip and the blade back by utilizing the air outlet hole I and the air outlet hole II, so that the product processing quality is improved, and meanwhile, the abrasion life of the blade edge is prolonged.
Further, the cutter body still is provided with breather pipe II, the one end of breather pipe II with gas transmission pipeline is connected and the other end with circulating line is connected.
Further, breather pipe II is provided with 2 at least and the equipartition is in the footpath of cutter body, breather pipe II with circulating line is connected, and the setting of breather pipe II will be appropriate amount, avoids II track holes of breather pipe too intensive influence cutter body rigidity.
Furthermore, breather pipe I be provided with many and with the cutting groove corresponds the setting.
Further, the cutter body further comprises a blade, and the blade is mounted on the cutting surface of the cutting groove.
Furthermore, the blade comprises a cutter point, the air outlet direction of the air outlet hole II corresponds to the cutter point, and air is aligned to the cutting position of the cutter point to discharge the chips.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the utility model discloses a be provided with circulating line and breather pipe I in the cutter body, two air pockets of walking of every blade front back are connected with triangle-shaped circulating line through breather pipe I, and circulating line is linked together with gas transmission pipeline through breather pipe II, avoids the breather pipe pipeline too intensive influence cutter body rigidity, guarantees the maximize rigidity demand of cutter body.
Drawings
Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
fig. 1 is a schematic view of the overall structure of the T-shaped slot milling cutter of the present invention;
FIG. 2 is a schematic view of the structure of the cutter body in FIG. 1;
fig. 3 is a schematic structural diagram at a in fig. 2.
Wherein the reference numerals are as follows:
1. a knife handle; 11. a gas pipeline; 2. a cutter body; 21. a circulation pipe; 22. a breather pipe I; 23. cutting a groove; 24. an air outlet I; 25. an air outlet II; 26. a vent pipe II; 27. a blade; 271. a knife tip.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
As shown in fig. 1, the T-shaped slot milling cutter comprises a shank 1 and a body 2.
The knife handle 1 is columnar and is provided with a gas transmission pipeline 11 along the axial direction in the knife handle 1.
The cutter body 2 is shaped like a disc and is integrally formed with the cutter handle 1, and the center part of the cutter body 2 is fixedly connected with one end of the cutter handle 1. The cutter body 2 is provided with a circulating pipeline 21, a vent pipe I22, a cutting groove 23, a vent hole I24, a vent hole II 25 and a vent pipe II 26. The vent pipes II 26 are arranged in the cutter body 2 and distributed along the radial direction of the cutter body 2, the vent pipes II 26 are provided with 6 vent pipes, one ends of the vent pipes II 26 are concentrated at the central part of the cutter body 2 and communicated with the gas transmission pipeline 11, in other embodiments, the number of the vent pipes II 26 can be set according to the ventilation volume in the cutter body 2 and the actual exhaust requirement, but the number of the vent pipes II 26 needs to be prevented from being too large, and the rigidity of the cutter body 2 is prevented from being influenced by the excessive density of the vent pipes II 26.
As shown in fig. 2, the circulation duct 21 employs a main air supply rail of a triangular form, and the triangular form arrangement ensures stability of the air supply rail structure. The circulation duct 21 is provided inside the cutter body 2 and near the circumferential direction of the cutter body 2. Due to the arrangement of the internal circulation pipeline of the cutter body 2, the maximum rigidity guarantee is realized. The plurality of vent pipes II 26 are respectively communicated with the circulating pipeline 21 and are uniformly distributed on the circulating pipeline 21.
The cutting grooves 23 are provided with 20 and evenly distributed on the periphery of the cutter body 2, and the vent pipe I22 is arranged in the cutter body and matched with the cutting grooves 23. The periphery of cutter body 2 is provided with venthole I24, and venthole I24 equipartition sets up and quantity is unanimous with cutting groove 23 cooperatees on the periphery of cutter body 2. The number of the cutting grooves 23 can be set according to the cutting material and the requirement of the operation efficiency to be met, and the matching relation with the related pipeline is met.
As shown in fig. 2 and 3, the one end of breather pipe I22 is connected with circulation pipeline 21 and the other end sets up to two the tunnel and is connected with venthole I24 and venthole II 25 respectively, venthole I24 sets up on the back of a knife blade, venthole II 25 sets up in cutting groove 23 and aims at knife tip 271, two tracks of ventilating of back of a knife blade before every blade, be connected with triangle air feed track, effectively avoid every sword directly to perforate to the center, lead to the track hole too intensive influence rigidity, guarantee the maximize rigidity demand.
The cutter body 2 further comprises a blade 27, the blade 27 is arranged on the cutting surface of the cutting groove 22, the blade 27 comprises a cutter tip 271, and the air outlet direction of the air outlet hole II 25 corresponds to the cutter tip 271. One end of the vent pipe I22 is communicated with the circulating pipeline 21, and the other end of the vent pipe I22 is divided into two paths to be respectively communicated with the air outlet I24 and the air outlet II 25. The air outlet I24 and the air outlet II 25 are arranged, the blade tip and the blade back are simultaneously provided with air exhaust, the product processing quality is improved, and the abrasion life of the cutting edge is prolonged.
The invention provides a manufacturing method of a T-shaped slotting cutter, which is provided with a disc-shaped cutter body with a certain diameter, wherein a gas channel is arranged in the cutter body, a cutting groove is arranged on the circumferential direction of the cutter body, a columnar cutter handle with a certain diameter is arranged at the center part of one side surface of the disc-shaped cutter body, the columnar cutter handle and the cutter body are integrally formed, and 3D printing technology is used for stacking forming the slotting cutter by utilizing a 3D drawing.
The T-shaped slot milling cutter is manufactured by adopting a 3D printing technology to be integrally formed, so that the material removing processing of the bar is avoided, a large amount of processing materials are wasted, and the longer processing time is needed. A triangular circulating air supply track is arranged in the cutter body, so that the influence on the rigidity of the cutter due to the excessively dense ventilation track is avoided.
The required alloy die steel powder of 3D printing cutter includes:
C: 0.32~0.42
Si: 0.8~1.2
Mn: <=0.50
Cr: 4.50~5.50
Mo: 1.00~1.50
V: 0.8~1.2
S: <=0.03
p =0.03, the hardness is 45-50 HRC, and the rigidity requirement of the groove milling cutter is guaranteed to a certain extent by the arrangement of the mixed material.
Compared with the 3D printing technology, the air outlet holes can only be punched from outside to inside by machining of the traditional slot milling cutter, and the deep hole drill cannot finish machining D0.7 deep holes and annular circulating pipelines; when D0.7 deep hole and the circular pipeline are processed by electric pulse, the method can be realized by consuming high labor time and high difficulty; and the traditional processing needs to select the same-diameter bar stock for turning, which wastes materials and consumes working hours.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (8)
1. A T-shaped slot milling cutter is characterized by comprising:
the gas transmission device comprises a knife handle (1), wherein a gas transmission pipeline (11) is arranged in the knife handle (1);
cutter body (2), cutter body (2) set up the one end of handle of a knife (1) and with handle of a knife (1) integrated into one piece, be provided with circulating line (21) and breather pipe I (22) in cutter body (2), circulating line (21) with gas transmission pipeline (11) are linked together, circulating line (21) centers on the central point of cutter body (2) extend and with it has the distance to set for between gas transmission pipeline (11), be provided with a plurality of cutting flutes (23) on the periphery of cutter body (2), cutting flute (23) pass through breather pipe I (22) with circulating line (21) are linked together.
2. The T-shaped slot milling cutter according to claim 1, characterized in that an air outlet I (24) is arranged on the periphery of the cutter body (2), and the air outlet I (24) is matched with the cutting slot (23).
3. The T-shaped slot milling cutter as claimed in claim 2, wherein an air outlet hole II (25) is formed in the cutting slot (23), and two paths of air pipes are arranged at one end of the air pipe I (22) far away from the circulating pipeline (21) and are respectively communicated with the air outlet hole I (24) and the air outlet hole II (25).
4. The T-slot milling cutter according to claim 3, characterized in that the cutter body (2) is further provided with a vent pipe II (26), one end of the vent pipe II (26) is connected with the gas transmission pipeline (11) and the other end is connected with the circulation pipeline (21).
5. The T-shaped slot milling cutter according to claim 4, characterized in that at least 2 vent pipes II (26) are arranged and uniformly distributed in the radial direction of the cutter body (2), and the vent pipes II (26) are connected with the circulating pipeline (21).
6. The T-shaped slot milling cutter as claimed in claim 5, characterized in that the vent pipe I (22) is provided with a plurality of air pipes and is arranged corresponding to the cutting grooves (23).
7. A T-slot milling cutter according to claim 5, characterized in that the cutter body (2) further comprises an insert (27), the insert (27) being mounted on the cutting face of the cutting slot (23).
8. The T-shaped slot milling cutter according to claim 7, wherein the blade (27) comprises a cutter tip (271), and the air outlet direction of the air outlet hole II (25) corresponds to the cutter tip (271).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022342297.3U CN213530929U (en) | 2020-10-20 | 2020-10-20 | T-shaped slot milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022342297.3U CN213530929U (en) | 2020-10-20 | 2020-10-20 | T-shaped slot milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213530929U true CN213530929U (en) | 2021-06-25 |
Family
ID=76499006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022342297.3U Active CN213530929U (en) | 2020-10-20 | 2020-10-20 | T-shaped slot milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213530929U (en) |
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2020
- 2020-10-20 CN CN202022342297.3U patent/CN213530929U/en active Active
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