CN209157157U - A kind of small part turning inner hole and end face blade - Google Patents
A kind of small part turning inner hole and end face blade Download PDFInfo
- Publication number
- CN209157157U CN209157157U CN201822114594.5U CN201822114594U CN209157157U CN 209157157 U CN209157157 U CN 209157157U CN 201822114594 U CN201822114594 U CN 201822114594U CN 209157157 U CN209157157 U CN 209157157U
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- face
- blade
- inner hole
- small part
- blade body
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- 238000005520 cutting process Methods 0.000 claims abstract description 58
- 230000001154 acute Effects 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000001331 Nose Anatomy 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model relates to a kind of small part turning inner hole and end face blades, blade body includes front end face and rear end face, blade body offers the mounting hole through front end face and rear end face, central axis central symmetry of the blade body about mounting hole, blade body further includes two main sides, two secondary sides, the junction of main side at an acute angle and secondary side is additionally provided with positioning side between each other, smooth transition is formed with arcwall face between positioning side and main side, the camber line intersected between arcwall face and front end face is the first cutting edge, intersecting lens between main side and front end face is the second cutting edge, intersecting lens between front end face and positioning side is third cutting edge, blade body offers positioned at positioning lateral position and keeps away bit space.A kind of small part turning inner hole and end face blade of the utility model, can inner hole to small part and aperture end face time processing in place, reduce feed to provide efficiency, while having the advantages that tool changing is at low cost.
Description
Technical field
The utility model relates to turning cutting tool technical fields, more particularly, to a kind of small part turning inner hole and end face knife
Piece.
Background technique
In automatic lathe manufacture field, usually used to the processing of small part turning inner hole is monoblock type inner hole bite
Tool, usually used to small part turning inner hole end face is integral end cutting tool, in real use process, first to small by zero
Part cutting forming inner hole, then its aperture is processed by building up by welding cutter, the tool nose of the cutting tool is generally adopted
With parallelogram, diamond shape, triangle or other shapes, cutting edge is the intersecting lens of two sides of sharp corner, is had a single function,
Processing efficiency is low；Simultaneously when the abrasion of the cutting edge on cutting tool head, need to replace entire cutting tool, cost
It is higher.
Utility model content
The purpose of this utility model is to provide a kind of small part turning inner hole and end face blades, can be in small part
Hole and aperture end face time processing in place, reduce feed to provide efficiency, while having the advantages that tool changing is at low cost.
The above-mentioned technical purpose of the utility model has the technical scheme that in a kind of small part turning
Hole and end face blade, blade body include front end face and rear end face, and the blade body is offered through front end face and rear end face
Mounting hole, central axis central symmetry of the blade body about the mounting hole, the blade body further includes about in
Symmetrical two main sides of spindle center, about centrosymmetric two secondary sides of central axis, it is at an acute angle described between each other
The junction of main side and the secondary side is additionally provided with positioning side, seamlessly transits between the positioning side and the main side
It is formed with arcwall face, the camber line intersected between the arcwall face and the front end face is the first cutting edge, first cutting edge
Radius be 0.05-0.2mm, intersecting lens between the main side and the front end face is the second cutting edge, the front end face
Intersecting lens between the positioning side is third cutting edge, and the blade body, which is located at the positioning lateral position and offers, keeps away
Bit space, the bit space of keeping away includes trapezoidal the second bit-avoiding slot of section the first bit-avoiding slot triangular in shape and section.
By using above-mentioned technical proposal, central axis central symmetry of the blade body about mounting hole, mutual is in
The junction of the main side of acute angle and secondary side constitutes cutting portion, therefore the cutting portion being centrosymmetric there are two blade bodies,
Cutting portion includes the first cutting edge, the second cutting edge and third cutting edge；In cutting three cutting edges can individually or or
Person is used cooperatively, and carries out aperture processing, inner hole overstriking or aperture end face to workpiece and processes, since the first bit-avoiding slot and second are kept away
The presence of position slot can avoid the side wall and hole wall of workpiece in cutting, therefore can once add to inner hole and aperture end face
In place, no replacement is required a variety of cutters reduce feed number, improve work efficiency work.On the other hand, blade body can lead to
It crosses bolt to be fixed with cutter bar body, blade body is installed on cutter bar body by mounting hole and realizes fixation by bolt；Work as knife
Piece body wear to a certain extent after, can replace to the cutting portion of the other side, can also be when two sides cutting portion be available
Entire blade body is replaced, no replacement is required knife bar reduces tool changing cost.
The utility model is further arranged to: the front end face offers arc groove close to the side of the positioning side.
By using above-mentioned technical proposal, arc groove is recessed inwardly, and provides in vane body cutwork to scrap
The space of discharge, is discharged scrap smoothly from workpiece, improves the practicability of blade body.
The utility model is further arranged to: the radius of the arc groove is 1.8-2.5mm.
By using above-mentioned technical proposal, arc groove value in the radius, so that scrap is more smoothly discharged out
Come.
The utility model is further arranged to: the radius of the arc groove is 2.1mm.
By using above-mentioned technical proposal, the radius of arc groove is set as the chip removal behaviour that 2.1mm is suitable for most of workpiece
Make.
The utility model is further arranged to: the radius of first cutting edge is 0.1mm.
By using above-mentioned technical proposal, the radius of the first cutting edge is set as 0.1mm and is suitable for cutting for most of workpiece
Cut process operation.
The utility model is further arranged to: the obtuse angle formed between the main side and the secondary side is 135 °.
By using above-mentioned technical proposal, so that blade body structure is more stable.
The utility model is further arranged to: the distance between the front end face and the rear end face are 3.18mm.
By using above-mentioned technical proposal, material is saved under the premise of ensure that blade body structural strength.
In conclusion the utility model has the following beneficial effects:
1. in cutting three cutting edges can individually or be used cooperatively, aperture processing is carried out to workpiece, inner hole adds
The processing of thick or aperture end face can avoid the side of workpiece in cutting due to the presence of the first bit-avoiding slot and the second bit-avoiding slot
Wall and hole wall, therefore can be to inner hole and aperture end face time processing in place, no replacement is required a variety of cutters reduce feed time
Number, improves work efficiency；
2. blade body can be fixed by bolt and cutter bar body, bolt is installed blade body by mounting hole
Realize and fix in cutter bar body, when blade body abrasion to a certain extent after, can replace to the cutting portion of the other side, can also be with
Entire blade body is replaced when in two sides, cutting portion is not available, no replacement is required knife bar reduces tool changing cost；
3. front end face offers arc groove, arc groove and the smooth transition of positioning side, arc close to the side of positioning side
Slot is recessed inwardly, and provides the space of discharge to scrap in vane body cutwork, allows scrap suitable from workpiece
The discharge of benefit, improves the practicability of blade body.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model embodiment blade body；
Fig. 2 is the structural schematic diagram of blade body rear end face in the utility model embodiment；
Fig. 3 is the top view of blade body in Fig. 1.
In figure: 1, front end face；2, rear end face；3, mounting hole；4, main side；5, secondary side；6, side is positioned；7, arc
Face；8, the first cutting edge；9, the second cutting edge；10, third cutting edge；11, the first bit-avoiding slot；12, the second bit-avoiding slot；13, circle
Arc slot.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
A kind of small part turning inner hole and end face blade, as depicted in figs. 1 and 2, blade body includes front end face 1 and rear end
Face 2, the distance between front end face 1 and rear end face 2 are 3.18mm.Blade body offers the peace through front end face 1 and rear end face 2
Fill hole 3, central axis central symmetry of the blade body about mounting hole 3.Blade body further includes centrosymmetric about central axis
Two main sides 4, about centrosymmetric two secondary sides 5 of central axis, the obtuse angle formed between main side 4 and secondary side 5 is
135°.The junction of main side 4 at an acute angle and secondary side 5 is additionally provided with positioning side 6 between each other, positions side 6 and main side
Smooth transition is formed with arcwall face 7 between face 4.In conjunction with Fig. 3, the camber line intersected between arcwall face 7 and front end face 1 is the first cutting
The radius of sword 8, the first cutting edge 8 is 0.05-0.2mm, preferably, the radius of the first cutting edge 8 is in the present embodiment
0.1mm, suitable for being processed to most of workpiece.Intersecting lens between main side 4 and front end face 1 is the second cutting edge 9, preceding
Intersecting lens between end face 1 and positioning side 6 is third cutting edge 10.Blade body, which is located to offer at positioning side 6, keeps away position
Space, keeping away bit space includes trapezoidal the second bit-avoiding slot 12 of section the first bit-avoiding slot 11 triangular in shape and section.
In conjunction with shown in Fig. 1-3, central axis central symmetry of the blade body about mounting hole 3, mutual is at an acute angle
The junction of main side 4 and secondary side 5 constitutes cutting portion, therefore there are two the cutting portions being centrosymmetric for blade body.Cutting
Portion includes the first cutting edge 8, the second cutting edge 9 and third cutting edge 10, in cutting three cutting edges can individually or or
Person is used cooperatively, and carries out aperture processing, inner hole overstriking or aperture end face to workpiece and processes.Due to the first bit-avoiding slot 11 and second
The presence of bit-avoiding slot 12 can avoid the side wall and hole wall of workpiece in cutting, therefore can be to inner hole and aperture end face one
In place, no replacement is required a variety of cutters reduce feed number, improve work efficiency for secondary processing.On the other hand, blade body can
To be fixed by bolt and cutter bar body, blade body is installed on cutter bar body by mounting hole 3 and realizes fixation by bolt.
After blade body is worn to a certain extent, it can replace to the cutting portion of the other side, can also can not make in two sides cutting portion
Used time replaces entire blade body, no replacement is required knife bar, reduces tool changing cost.
As shown in Figures 1 and 2, front end face 1 offers arc groove 13 close to the side of positioning side 6, and the half of arc groove 13
Diameter is 1.8-2.5mm, preferably, the radius of arc groove 13 is 2.1mm, suitable for most of workpiece in the present embodiment
Chip removal operation.Arc groove is recessed inwardly, and the space of discharge is provided to scrap in vane body cutwork, so that scrap can
To be smoothly discharged from workpiece, the practicability of blade body is improved.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (7)
1. a kind of small part turning inner hole and end face blade, it is characterised in that: blade body includes front end face (1) and rear end face
(2), the blade body offers the mounting hole (3) through front end face (1) and rear end face (2), and the blade body is about institute
The central axis central symmetry of mounting hole (3) is stated, the blade body further includes about centrosymmetric two main sides of central axis
(4), about central axis centrosymmetric two secondary sides (5), the mutual main side (4) at an acute angle and the secondary side
The junction in face (5) is additionally provided with positioning side (6), seamlessly transits and is formed between the positioning side (6) and the main side (4)
Having arcwall face (7), the camber line intersected between the arcwall face (7) and the front end face (1) is the first cutting edge (8), described the
The radius of one cutting edge (8) is 0.05-0.2mm, and the intersecting lens between the main side (4) and the front end face (1) is second
Cutting edge (9), the intersecting lens between the front end face (1) and positioning side (6) are third cutting edge (10), the blade
Ontology, which is located to offer at the positioning side (6), keeps away bit space, described to keep away bit space to include that section is triangular in shape first keep away
Trapezoidal the second bit-avoiding slot (12) of position slot (11) and section.
2. a kind of small part turning inner hole according to claim 1 and end face blade, it is characterised in that: the front end face
(1) side close to positioning side (6) offers arc groove (13).
3. a kind of small part turning inner hole according to claim 2 and end face blade, it is characterised in that: the arc groove
(13) radius is 1.8-2.5mm.
4. a kind of small part turning inner hole according to claim 3 and end face blade, it is characterised in that: the arc groove
(13) radius is 2.1mm.
5. a kind of small part turning inner hole according to any one of claims 1-4 and end face blade, it is characterised in that: institute
The radius for stating the first cutting edge (8) is 0.1mm.
6. a kind of small part turning inner hole according to claim 3 and end face blade, it is characterised in that: the main side
(4) obtuse angle formed between the secondary side (5) is 135 °.
7. a kind of small part turning inner hole according to claim 6 and end face blade, it is characterised in that: the front end face
It (1) is 3.18mm with the distance between the rear end face (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822114594.5U CN209157157U (en) | 2018-12-14 | 2018-12-14 | A kind of small part turning inner hole and end face blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822114594.5U CN209157157U (en) | 2018-12-14 | 2018-12-14 | A kind of small part turning inner hole and end face blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209157157U true CN209157157U (en) | 2019-07-26 |
Family
ID=67343974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822114594.5U Active CN209157157U (en) | 2018-12-14 | 2018-12-14 | A kind of small part turning inner hole and end face blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209157157U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112974876A (en) * | 2019-12-12 | 2021-06-18 | 辽宁程瑞砂轮有限公司 | Novel turning tool |
-
2018
- 2018-12-14 CN CN201822114594.5U patent/CN209157157U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112974876A (en) * | 2019-12-12 | 2021-06-18 | 辽宁程瑞砂轮有限公司 | Novel turning tool |
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