CN214920577U - Deep hole machining boring blade and cutter - Google Patents
Deep hole machining boring blade and cutter Download PDFInfo
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- CN214920577U CN214920577U CN202121456935.2U CN202121456935U CN214920577U CN 214920577 U CN214920577 U CN 214920577U CN 202121456935 U CN202121456935 U CN 202121456935U CN 214920577 U CN214920577 U CN 214920577U
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Abstract
The utility model relates to the field of machining tools, and discloses a deep hole boring blade, which comprises a blade body, wherein the center of the blade body penetrates through a through hole, the front side of the edge of the blade body is provided with three cutting openings and three chip removal openings, the cutting openings and the chip removal openings are arranged at intervals to form a hexagon, the three cutting openings are mutually arranged at 60 degrees, the rear side of the edge of the blade body is provided with a relief angle, and the cutting openings, the chip removal openings and the relief angle are all arranged in a way of being opposite to the direction of the through hole; furthermore the utility model also discloses a deep hole processing boring cutter utensil, including shim, cutter body and above-mentioned deep hole processing bore hole blade, cutter body head end is provided with the mounting groove, the surface of mounting groove passes through shim fixed mounting has deep hole processing bore hole blade. The utility model discloses can strengthen the speed and the smoothness degree of blade chip removal, reduce blade damage degree, the drilling process is difficult for producing the jam, and blade long service life can realize stablizing the cutting, has guaranteed the machining efficiency and the quality of deep hole.
Description
Technical Field
The utility model relates to a machine tooling cutter field especially relates to a deep hole processing bore hole blade and cutter.
Background
With the rapid development of modern manufacturing industry, the demands of the machining industry for mechanical parts are becoming diversified, and the cutting machining and tool technology face various challenges. In the hole machining process, especially deep hole machining still occupies very big proportion in the machining industry, along with the increase of drilling depth, often can meet the chip removal and unsmooth and cause the aperture size, the pore wall finish degree, the hole straightness accuracy of drilling to be difficult to obtain the assurance, and because the waste chip removal of drilling is difficult, can cause a large amount of heats in blade department to pile up, and then harm the cutter.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming among the prior art BTA process chip removal not smooth, cause the problem of drilling quality decline and cutter damage, provide a BTA bore hole blade to solve the problem that above-mentioned prior art exists, make BTA process promote the speed and the smoothness degree of blade chip removal, and reduced blade damage degree, guaranteed BTA's efficiency and quality.
In order to realize the above object, the utility model provides an aspect provides a deep hole processing bore hole blade, including the blade body, blade body center runs through and is provided with the through-hole, the edge front side of blade body is provided with three cutting mouth and three chip removal mouth, cutting mouth and chip removal mouth interval arrangement form the hexagon, and are three the cutting mouth becomes 60 degrees settings each other, blade body edge rear side is provided with the relief angle, cutting mouth, chip removal mouth and relief angle all dorsad the through-hole direction sets up.
Preferably, the cutting opening and the chip removal opening mutually form an included angle of 120 degrees, the cutting opening comprises a first cutting surface and a second cutting surface, the first cutting surface and the front side surface of the blade body form an included angle of 55 degrees, the second cutting surface and the rear side surface of the blade body form an included angle of 0.5-1 degree and back to the rear side surface of the blade body, the included angle of the chip removal opening and the front side surface of the blade body is 135 degrees, and the included angle of the rear angle and the axis of the through hole is 10 degrees, 45 degrees and 11 degrees, and 15 minutes.
Preferably, the thickness of the through hole in the axial direction is 6.15mm-6.65mm, the thickness of the first cutting surface in the axial direction of the through hole is 1.75mm-2.25mm, a fillet is arranged between the first cutting surface and the second cutting surface, the total length of the first cutting surface, the fillet and the second cutting surface in the radial direction of the through hole is 3.088mm-3.588mm, the radius of the fillet is 1mm-2mm, and the thickness of the chip removal port in the axial direction of the through hole is 1.613mm-2.113 mm.
Preferably, the through-hole includes by preceding first through-hole and the second through-hole that sets gradually backward, first through-hole is the bell mouth, first through-hole width is 4mm, first through-hole lateral wall with the axle center contained angle of first through-hole is 20 degrees, the lateral wall of first through-hole sets up dorsad the second through-hole direction, the second through-hole is the cylinder hole, second through-hole diameter is 6.5mm-6.7 mm.
Compared with the prior art, deep hole processing bore hole blade has following advantage: the speed and the smoothness of blade chip removal have been strengthened, have reduced blade damage degree, and the drilling process is difficult for producing the jam, and blade long service life can realize stable cutting, has guaranteed the machining efficiency and the quality of deep hole.
The utility model discloses the second aspect provides a BTA boring cutter, including shim, cutter body and foretell BTA boring blade, cutter body head end is provided with the mounting groove, the surface of mounting groove passes through shim fixed mounting has BTA boring blade.
Preferably, an oil groove is formed in the side wall of the cutter body and communicated with the mounting groove.
Preferably, the end part of the cutter body head is provided with a conical block, and the conical block is abutted to the cutter pad.
Preferably, three grooves are formed in the side wall of the cutter body at equal angles, and a wood guide key and/or a plastic guide key are/is installed in each groove.
Preferably, a first alloy key and a second alloy key are mounted at the end part of the cutter body head, the first alloy key is arranged opposite to the deep hole machining boring blade, and the second alloy key is arranged at an angle of 90 degrees to the deep hole machining boring blade.
Compared with the prior art, the deep hole machining boring cutter has the same advantages as the deep hole machining boring cutter blade, and the detailed description is omitted.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is an axonometric view of the deep hole processing boring blade of the utility model;
fig. 2 is a front view of the deep hole boring blade of the present invention;
FIG. 3 is a cross-sectional view taken along line G-G of FIG. 1;
fig. 4 is an axonometric view of the deep hole processing boring tool of the utility model;
fig. 5 is a front view of the deep hole boring tool of the present invention;
fig. 6 is a top view of the deep hole boring tool of the present invention;
fig. 7 is a right side view of the deep hole processing boring cutter of the utility model.
Reference numerals: 1. a blade body; 2. a shim; 3. a cutter body; 11. cutting a notch; 12. a chip removal port; 13. a through hole; 14. a relief angle; 31. mounting grooves; 32. an oil sump; 33. a conical block; 34. a groove; 35. a first alloy bond; 36. a second alloy bond; 111. a first cutting surface; 112. a second cutting face; 131. a first through hole; 132. a second via.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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 order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
Referring to fig. 1-2, the utility model provides a deep hole processing bore hole blade, including blade body 1, blade body 1 center runs through and is provided with through-hole 13, it can be fixed with blade body 1 and shim 2 through-hole 13 to utilize hexagon socket head cap screw, blade body 1's edge front side is provided with three cutting mouth 11 and three chip removal mouth 12, the length of cutting mouth 11 is greater than the length of chip removal mouth 12, cutting mouth 11 and chip removal mouth 12 interval arrangement form the hexagon, three cutting mouth 11 each other becomes 60 degrees settings, when cutting mouth 11 is dull or damage needs the adjustment, can continue to carry out cutting operation after 11 rotatory 60 degrees, blade body 1 edge rear side is provided with relief angle 14, it also can reduce the cutting resistance to set up relief angle 14, cutting mouth 11, chip removal mouth 12 and relief angle 14 all set up to through-hole 13 direction dorsad.
Set up cutting opening 11 and can discharge through cutting opening 11 the sweeps when deep hole cutting, the speed and the smoothness degree of blade chip removal have been strengthened, the blade damage degree has been reduced, set up chip removal mouth 12 and relief angle 14, can reduce the cutting resistance among the cutting process, play the guide effect to the sweeps that cuts, make things convenient for the sweeps to discharge, reduce blade wearing and tearing, make the difficult production of drilling deep hole process block up, blade long service life can realize stable cutting, the machining efficiency and the quality of deep hole have been guaranteed.
In a further optimized scheme, the cutting opening 11 and the chip removal opening 12 mutually form an included angle of 120 degrees, the cutting opening 11 comprises a first cutting surface 111 and a second cutting surface 112, the first cutting surface 111 and the front side surface of the blade body 1 form an included angle of 55 degrees, the second cutting surface 112 and the rear side surface of the blade body 1 form an included angle of 0.5-1 degree and back to the rear side surface of the blade body 1, the included angle of the chip removal opening 12 and the front side surface of the blade body 1 is 135 degrees, and the included angle of the rear angle 14 and the axis of the through hole 13 is 10 degrees, 45 degrees and 11 degrees, and 15 minutes.
The included angle of the first cutting face 111 and the front side face of the blade body 1 is 55 degrees, so that the cutting operation can be smoothly completed in the cutting process, the cutting of scraps is facilitated, the scraps are smoothly discharged to the outside from the inner side of the deep hole, the included angle of the scrap discharge port 12 and the front side face of the blade body 1 is 135 degrees, the cutting resistance and the scrap guiding are mainly reduced, the included angle of the rear angle 14 and the through hole 13 is 10 degrees to 45 degrees and 11 degrees and 15 minutes, preferably 11 degrees, the cutting resistance can be reduced, and the rear side wall of the blade body 1 is prevented from being in contact with the wall of the drilled hole.
In a further optimized scheme, the thickness of the through hole 13 in the axial direction is 6.15mm-6.65mm, preferably 6.4mm, the thickness of the first cutting surface 111 in the axial direction of the through hole 13 is 1.75mm-2.25mm, preferably 2mm, a fillet is arranged between the first cutting surface 111 and the second cutting surface 112, the total length of the first cutting surface 111, the fillet and the second cutting surface 112 in the radial direction of the through hole 13 is 3.088mm-3.588mm, preferably 3.338mm, the radius of the fillet is 1mm-2mm, preferably 1mm, and the thickness of the chip removal port 12 in the axial direction of the through hole 13 is 1.613mm-2.113mm, preferably 1.863 mm.
According to a further optimized scheme, the through holes 13 comprise a first through hole 131 and a second through hole 132 which are sequentially arranged from front to back, the first through hole 131 is a tapered hole, the width of the first through hole 131 is 4mm, an included angle between the side wall of the first through hole 131 and the axis of the first through hole 131 is 20 degrees, the side wall of the first through hole 131 is arranged in a direction opposite to the direction of the second through hole 132, the second through hole 132 is a cylindrical hole, and the diameter of the second through hole 132 is 6.5mm-6.7 mm.
A deep hole processing boring cutter comprises a cutter pad 2, a cutter body 3 and the deep hole processing boring blade, wherein an installation groove 31 is formed in the end portion of the head of the cutter body 3, and the deep hole processing boring blade is fixedly installed on the surface of the installation groove 31 through the cutter pad 2.
Compared with the prior art, the deep hole machining boring cutter and the deep hole machining boring blade have the same advantages, and the detailed description is omitted.
In a further optimized scheme, an oil groove 32 is formed in the side wall of the cutter body 3, and the oil groove 32 is communicated with the mounting groove 31.
Be provided with oil groove 32, can make things convenient for the cooling oil to enter into mounting groove 31, carry out cooling and lubrication to the blade.
According to a further optimized scheme, the end part of the head of the cutter body 3 is provided with a conical block 33, and the conical block 33 is abutted to the cutter pad 2.
In a further optimized scheme, three grooves 34 are formed in the side wall of the cutter body 3 at equal angles, and wood guide keys and/or plastic guide keys are mounted in the grooves 34.
During the drilling process of the cutter, the wood guide key and the plastic guide key mainly play a role in guiding scraps and can ensure the stability of the cutter during the cutting process.
According to the further optimized scheme, the first alloy key 35 and the second alloy key 36 are installed at the end part of the head of the cutter body 3, the first alloy key 35 is arranged opposite to the deep hole machining boring blade, and the second alloy key 36 is arranged at an angle of 90 degrees with the deep hole machining boring blade.
The first alloy key 35 is mainly used for measuring the size of the deep hole processing and boring tool, for example, a deep hole with the diameter of 100mm needs to be processed in the deep hole processing process, the first alloy key 35 is installed to ensure that the distance between the first alloy key 35 and the axis of the deep hole processing and boring tool is 50mm, at the moment, a deep hole with the diameter of 100mm can be processed by measuring the distance between the first alloy key 35 and a deep hole processing and boring blade to be 100mm, and at the moment, the maximum diameter size of the deep hole processing and boring tool is equal to the diameter size of the deep hole processing; when a hole with the size of 100.05mm needs to be machined, the following mode can be adopted: after the first alloy key 35 is installed, the distance between the first alloy key 35 and the axis of the deep-hole boring cutter is ensured to be 50mm, at the moment, the dimension of the first alloy key 35 to the deep-hole boring cutter blade is measured to be 100mm, it can be understood that the deep hole machining size is the machining size when fine adjustment is not performed after the deep hole machining boring cutter is installed on the deep hole machining boring blade, namely, the diameter of the deep hole is 100mm, the height of the cutter pad is finely adjusted by adjusting the height of the jackscrew, then the height of the blade is finely adjusted, so that the distance between the first alloy key 35 and the deep hole processing boring blade is 100.025mm, the maximum diameter size of the deep hole processing boring cutter is not equal to the deep hole processing diameter size, a hole with the diameter of 100.05mm can be processed, therefore, the first alloy key 35 mainly plays a role in positioning and measuring the maximum diameter size of the deep hole processing and boring cutter; and the second alloy key 36 is arranged, so that the second alloy key 36 and the first alloy key 35 have the same size, and the function of assisting in supporting the deep hole processing and boring tool is achieved.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.
Claims (9)
1. The utility model provides a deep hole machining bore hole blade, includes blade body (1), its characterized in that: the utility model discloses a cutting blade, including blade body (1), through-hole (13) are provided with in the center, the edge front side of blade body (1) is provided with three cutting mouth (11) and three chip removal mouth (12), cutting mouth (11) and chip removal mouth (12) interval arrangement form hexagon, and are three cutting mouth (11) each other becomes 60 degrees settings, blade body (1) edge rear side is provided with relief angle (14), cutting mouth (11), chip removal mouth (12) and relief angle (14) all dorsad through-hole (13) direction sets up.
2. A deep-boring blade according to claim 1, wherein: the cutting opening (11) and the chip removal opening (12) form an included angle of 120 degrees, the cutting opening (11) comprises a first cutting surface (111) and a second cutting surface (112), the first cutting surface (111) and the front side surface of the blade body (1) form an included angle of 55 degrees, the second cutting surface (112) and the rear side surface of the blade body (1) form an included angle of 0.5-1 degree and face away from the rear side surface of the blade body (1), the chip removal opening (12) and the front side surface of the blade body (1) form an included angle of 135 degrees, and the included angle of the rear angle (14) and the axis of the through hole (13) is 10 degrees, 45 degrees and 11 degrees, and 15 minutes.
3. A deep-boring insert according to claim 2, wherein: the thickness of the through hole (13) in the axial direction is 6.15mm-6.65mm, the thickness of the first cutting surface (111) in the axial direction of the through hole (13) is 1.75mm-2.25mm, a fillet is arranged between the first cutting surface (111) and the second cutting surface (112), the total length of the first cutting surface (111), the fillet and the second cutting surface (112) in the radial direction of the through hole (13) is 3.088mm-3.588mm, the radius of the fillet is 1mm-2mm, and the thickness of the chip removal port (12) in the axial direction of the through hole (13) is 1.613mm-2.113 mm.
4. A deep-boring blade according to claim 3, wherein: the through hole (13) comprises a first through hole (131) and a second through hole (132) which are sequentially arranged from front to back, the first through hole (131) is a taper hole, the width of the first through hole (131) is 4mm, the included angle between the side wall of the first through hole (131) and the axis of the first through hole (131) is 20 degrees, the side wall of the first through hole (131) is back to the direction of the second through hole (132), the second through hole (132) is a cylindrical hole, and the diameter of the second through hole (132) is 6.5mm-6.7 mm.
5. A deep hole processing boring cutter is characterized in that: the deep hole processing boring blade comprises a cutter pad (2), a cutter body (3) and the deep hole processing boring blade as claimed in any one of claims 1 to 4, wherein a mounting groove (31) is formed in the head end of the cutter body (3), and the surface of the mounting groove (31) is fixedly provided with the deep hole processing boring blade through the cutter pad (2).
6. A deep-hole machining boring tool according to claim 5, characterized in that: an oil groove (32) is formed in the side wall of the cutter body (3), and the oil groove (32) is communicated with the mounting groove (31).
7. A deep-hole machining boring tool according to claim 5, characterized in that: the cutter body (3) head end portion is provided with a conical block (33), and the conical block (33) is abutted to the cutter pad (2).
8. A deep-hole machining boring tool according to claim 5, characterized in that: three grooves (34) are formed in the side wall of the cutter body (3) at equal angles, and wood guide keys and/or plastic guide keys are mounted in the grooves (34).
9. A deep-hole machining boring tool according to claim 5, characterized in that: the end part of the head of the cutter body (3) is provided with a first alloy key (35) and a second alloy key (36), the first alloy key (35) is arranged opposite to the deep hole machining boring blade, and the second alloy key (36) and the deep hole machining boring blade are arranged at an angle of 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121456935.2U CN214920577U (en) | 2021-06-29 | 2021-06-29 | Deep hole machining boring blade and cutter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121456935.2U CN214920577U (en) | 2021-06-29 | 2021-06-29 | Deep hole machining boring blade and cutter |
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| Publication Number | Publication Date |
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| CN214920577U true CN214920577U (en) | 2021-11-30 |
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| CN202121456935.2U Active CN214920577U (en) | 2021-06-29 | 2021-06-29 | Deep hole machining boring blade and cutter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114131065A (en) * | 2021-12-22 | 2022-03-04 | 一重集团大连核电石化有限公司 | Machining tool for narrow-gap and large-depth ring groove and machining method thereof |
-
2021
- 2021-06-29 CN CN202121456935.2U patent/CN214920577U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114131065A (en) * | 2021-12-22 | 2022-03-04 | 一重集团大连核电石化有限公司 | Machining tool for narrow-gap and large-depth ring groove and machining method thereof |
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