CN105216072A - The electric saw of fine finishining - Google Patents
The electric saw of fine finishining Download PDFInfo
- Publication number
- CN105216072A CN105216072A CN201410309273.4A CN201410309273A CN105216072A CN 105216072 A CN105216072 A CN 105216072A CN 201410309273 A CN201410309273 A CN 201410309273A CN 105216072 A CN105216072 A CN 105216072A
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- China
- Prior art keywords
- tooth
- fine finishining
- angle
- electric saw
- cutting
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Abstract
The invention provides a kind of electric saw of fine finishining, comprise disc-shaped shank and the excircle terraced tooth peace tooth alternately along described matrix, the anterior angle of described flat tooth is set to 13 °, its relief angle is set to 15 °, its side relief angle is set to 2.5 °, and its side rake angle is set to 0 °, and centripetal angle, its side is set to 1 °, the center of described matrix is provided with centre bore, and the excircle of described matrix is evenly equipped with at least two expansion slots between adjacent terraced tooth peace tooth.By the Combination Design of terraced tooth peace tooth; cut the impurity removed in sheet material in advance by shaving when saw blade cuts; carry out fine finishining by flat tooth again to polish; this combination protects cutter head effectively; and plate surface after cutting is level and smooth, the precision of cutting is high, and the present invention has not only stopped the phenomenon of kerf burr; and add the service life of saw blade, improve production efficiency.
Description
Technical field
The invention belongs to cutter cutting field, especially relate to a kind of sawing sheet saw.
Background technology
In timber process, the flat tooth saw blade of normal use cuts timber, but for the accurately machined sheet material of needs, due to the restriction of sawtooth all angles, can produce larger kerf burr, cannot meet the processing request of sheet material in sawing process.Therefore the sawing sheet saw that a kind of applicable sheet material fine finishining uses is needed.
Summary of the invention
The problem to be solved in the present invention is to provide a kind of electric saw of fine finishining, and avoiding in sheet material finishing passes, due to the kerf burr that sawtooth causes, provides cutting precision.
For solving the problems of the technologies described above, the technical solution used in the present invention is: the electric saw of fine finishining, comprise disc-shaped shank and the excircle terraced tooth peace tooth alternately along described matrix, the anterior angle of described flat tooth is set to 13 °, its relief angle is set to 15 °, its side relief angle is set to 2.5 °, its side rake angle is set to 0 °, centripetal angle, its side is set to 1 °, the center of described matrix is provided with centre bore, and the excircle of described matrix is evenly equipped with at least two expansion slots between adjacent terraced tooth peace tooth.
Wherein, in order to prevent matrix from producing too much heat and cannot shed telling in rotary course, described matrix face is provided with some louvres.
Wherein, more firm in order to ensure the location of matrix, described matrix is provided with the locating hole of auxiliary described centre bore.
Further, in high-speed rotation, there is fricative noise with sheet material to be cut in order to reducing matrix, described matrix being provided with the noise reduction joint-cutting around described centre bore, in described noise reduction joint-cutting, being provided with noise reduction bar.
Further, the described noise reduction bar rubber strip that is adhesive or matches with described noise reduction joint-cutting.
Further, in order to reduce described shaving or the frictional force of flat tooth in cutting process and between sheet material, it being coated with lubricating layer, particularly, described shaving or flat tooth being provided with molybdenum dioxide coating.
Further, the intensity of ladder tooth peace tooth during in order to ensure cutting hardness larger sheet material, the cutting edge of described terraced tooth peace tooth adopts carbide alloy to make.
The advantage that the present invention has and good effect are: by the Combination Design of terraced tooth peace tooth; cut the impurity removed in sheet material in advance by shaving when saw blade cuts; carry out fine finishining by flat tooth again to polish; this combination protects cutter head effectively; and plate surface after cutting is level and smooth, the precision of cutting is high, and the present invention has not only stopped the phenomenon of kerf burr; and add the service life of saw blade, improve production efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention
Fig. 2 is anterior angle and the relief angle schematic diagram of flat tooth in the present invention
Fig. 3 is side rake angle and the side relief angle schematic diagram of flat tooth in the present invention
Fig. 4 is the assembled state schematic diagram of terraced tooth peace tooth in the present invention
In figure: 1-matrix, 2-shaving, the flat tooth of 3-, 4-centre bore, 5-expansion slot, 6-louvre, 7-locating hole, 8-noise reduction joint-cutting
Detailed description of the invention
Below in conjunction with accompanying drawing, specific embodiments of the invention are elaborated.
As shown in Figure 1, the electric saw of this fine finishining, comprise disc-shaped shank 1 and the peaceful tooth 3 of excircle terraced tooth 2 alternately along described matrix, the anterior angle of described flat tooth 3 is set to 13 °, and its relief angle is set to 15 °, and its side relief angle is set to 2.5 °, its side rake angle is set to 0 °, centripetal angle, its side is set to 1 °, and the center of described matrix 1 is provided with centre bore 4, and the excircle of described matrix 1 is evenly equipped with at least two expansion slots 5 between the peaceful tooth 3 of adjacent terraced tooth 2.
By the Combination Design of the peaceful tooth 3 of terraced tooth 2, the impurity first removed in sheet material by shaving 3 cutting in saw blade cutting process, then carry out fine finishining by flat tooth 3 and polish.
As shown in Figure 1, in one embodiment of the present of invention, described matrix 1 is provided with some louvres 6, and this improves the heat sinking function of saw blade more effectively, makes heat dissipation more rapid, prevents matrix because of temperature distortion.
In an alternative embodiment of the invention, described matrix 1 is provided with the locating hole 7 of auxiliary described centre bore 4, locating hole 7 ensure that the steadiness that in saw blade cutting process, matrix 1 and mandrel are located, and adds sawing dynamics, prevents from throwing switch during sawing.
In an alternative embodiment of the invention, in high-speed rotation, there is fricative noise with sheet material to be cut in order to reducing matrix 1, described matrix 1 being provided with the noise reduction joint-cutting 8 around described centre bore 4, in described noise reduction joint-cutting 8, being provided with noise reduction bar.
Further, the described noise reduction bar rubber strip that is adhesive or matches with described noise reduction joint-cutting.
In an alternative embodiment of the invention, in order to reduce described shaving 2 or the frictional force of flat tooth 3 in cutting process and between sheet material, it being coated with lubricating layer, particularly, described shaving 2 or flat tooth 3 being provided with molybdenum dioxide coating.
Further, the intensity of ladder tooth 2 peaceful tooth 3 during in order to ensure cutting hardness larger sheet material, the cutting edge of the peaceful tooth 3 of described terraced tooth 2 adopts carbide alloy to make.
Above one embodiment of the present of invention have been described in detail, but described content being only preferred embodiment of the present invention, can not being considered to for limiting practical range of the present invention.All equalizations done according to the present patent application scope change and improve, and all should still belong within patent covering scope of the present invention.
Claims (7)
1. the electric saw of fine finishining, it is characterized in that: comprise disc-shaped shank (1) and excircle terraced tooth (2) the peaceful tooth (3) alternately along described matrix (1), the anterior angle of described flat tooth (3) is set to 13 °, its relief angle is set to 15 °, its side relief angle is set to 2.5 °, its side rake angle is set to 0 °, centripetal angle, its side is set to 1 °, the center of described matrix (1) is provided with centre bore (4), the excircle of described matrix (1) is evenly equipped with at least two expansion slots (5) be positioned between the peaceful tooth of adjacent terraced tooth (2) (3).
2. the electric saw of fine finishining according to claim 1, is characterized in that: described matrix (1) face is provided with some louvres (6).
3. the electric saw of fine finishining according to claim 1, is characterized in that: the locating hole (7) described matrix (1) being provided with auxiliary described centre bore (4).
4. the electric saw of fine finishining according to claim 1, it is characterized in that: described matrix (1) is provided with the noise reduction joint-cutting (8) around described centre bore (4), in described noise reduction joint-cutting (8), be provided with noise reduction bar.
5. the electric saw of fine finishining according to claim 4, is characterized in that: the rubber strip that described noise reduction bar is adhesive or matches with described noise reduction joint-cutting.
6. the electric saw of fine finishining according to claim 1, is characterized in that: described shaving (2) or flat tooth (3) are provided with molybdenum dioxide coating.
7. the electric saw of fine finishining according to claim 1, is characterized in that: the cutting edge of the peaceful tooth of described terraced tooth (2) (3) adopts carbide alloy to make.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410309273.4A CN105216072A (en) | 2014-06-30 | 2014-06-30 | The electric saw of fine finishining |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410309273.4A CN105216072A (en) | 2014-06-30 | 2014-06-30 | The electric saw of fine finishining |
Publications (1)
Publication Number | Publication Date |
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CN105216072A true CN105216072A (en) | 2016-01-06 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201410309273.4A Pending CN105216072A (en) | 2014-06-30 | 2014-06-30 | The electric saw of fine finishining |
Country Status (1)
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CN (1) | CN105216072A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024037857A1 (en) * | 2022-08-15 | 2024-02-22 | Robert Bosch Gmbh | Circular saw blade and hand-held power tool |
-
2014
- 2014-06-30 CN CN201410309273.4A patent/CN105216072A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024037857A1 (en) * | 2022-08-15 | 2024-02-22 | Robert Bosch Gmbh | Circular saw blade and hand-held power tool |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160106 |