CN216028495U - Wear-resistant heat treatment saw blade - Google Patents
Wear-resistant heat treatment saw blade Download PDFInfo
- Publication number
- CN216028495U CN216028495U CN202121793454.0U CN202121793454U CN216028495U CN 216028495 U CN216028495 U CN 216028495U CN 202121793454 U CN202121793454 U CN 202121793454U CN 216028495 U CN216028495 U CN 216028495U
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- China
- Prior art keywords
- saw blade
- resistant heat
- cutting
- cutting tooth
- inner groove
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000010438 heat treatment Methods 0.000 title abstract description 10
- 239000011159 matrix material Substances 0.000 claims abstract description 8
- 230000036346 tooth eruption Effects 0.000 claims abstract description 7
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 7
- 239000007769 metal material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 230000008646 thermal stress Effects 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The utility model discloses a wear-resistant heat treatment saw blade, which comprises a saw blade base body, wherein the saw blade base body is provided with a mounting through hole in the center; the cutting teeth are annularly arranged on the saw blade matrix and are spaced by a chip groove; the U-shaped inner groove is arranged at one end of the cutting tooth part, and a step concave part is arranged on the inner ring of the U-shaped inner groove; the cutter head is welded on the U-shaped inner groove; and a strip-shaped grinding part arranged at the other end of the cutting tooth part. The saw blade base body is provided with the step concave part on the inner side of the U-shaped inner groove for mounting the cutter head on the cutting tooth part, so that the step shape is formed, the strength is improved, the impact resistance is enhanced, meanwhile, the other end of the cutting tooth part is provided with the protruding strip-shaped grinding part, the wear resistance of the saw blade base body after heat treatment is enhanced, and the service life is prolonged.
Description
Technical Field
The utility model belongs to the technical field of metal products, and particularly relates to a wear-resistant heat treatment saw blade.
Background
When the conventional toothed circular saw blade is used for cutting a thin-wall metal material, the metal material is frequently subjected to tensile deformation and poor burrs, so that the cutting life is short. Saw bit base member can receive centrifugal force when using, residual stress, thermal stress and cutting stress etc. effect, can take place vertically, horizontal and torsional vibration, the saw body is when receiving cutting thermal stress effect, receive complicated cutting force again and influence, make the saw body take place the lotus leaf form and warp, and make the saw body produce the sharp grow of end face runout in perpendicular to thickness direction, lead to the cutting unstable, the cutting quality variation, produce the vibration noise simultaneously, it is serious finally to lead to the saw body to warp, the saw body burns out even.
Therefore, a heat-treated, high strength, wear resistant saw blade is lacking.
SUMMERY OF THE UTILITY MODEL
In view of the above, the technical problem to be solved by the present invention is to provide a wear-resistant heat treatment saw blade, which is used for avoiding the troubles of single saw tooth, poor strength and high wear rate of the conventional saw blade.
In order to solve the above technical problems, the present invention discloses a wear-resistant heat treatment saw blade, which includes a blade body having a mounting through-hole at the center;
the cutting teeth are annularly arranged on the saw blade matrix and are spaced by a chip groove;
the U-shaped inner groove is arranged at one end of the cutting tooth part, and a step concave part is arranged on the inner ring of the U-shaped inner groove;
the cutter head is welded on the U-shaped inner groove;
and a strip-shaped grinding part arranged at the other end of the cutting tooth part.
According to an embodiment of the utility model, the flute bottom is provided with a cutting edge, and the thickness of the cutting edge is gradually increased inwards to the thickness of the saw blade matrix.
According to an embodiment of the present invention, the U-shaped inner groove is formed to be substantially similar to the step recess, and the width of the step recess is 2mm to 4 mm.
According to an embodiment of the present invention, the strip-shaped grinding portion is inclined such that one end is located at a middle section of a side surface of the cutting tooth portion and the other end is located at a middle section of an outer side of the cutting tooth portion.
According to an embodiment of the present invention, the strip-shaped grinding portion has a width of 3mm and a thickness of 1 mm.
According to an embodiment of the utility model, the saw blade body is provided with a plurality of circles of lightening holes.
Compared with the prior art, the utility model can obtain the following technical effects:
the step concave part is arranged on the inner side of the U-shaped inner groove of the cutting tooth part mounting tool bit, so that the step shape is formed, the strength is improved, the impact resistance is enhanced, meanwhile, the other end of the cutting tooth part is provided with the convex strip-shaped grinding part, the wear resistance of the saw blade matrix after heat treatment is enhanced, and the service life is prolonged.
Of course, it is not necessary for any one product in which the utility model is practiced to achieve all of the above-described technical effects simultaneously.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic view of a wear resistant heat treated saw blade of an embodiment of the present invention;
fig. 2 is a partially enlarged view of fig. 1.
Reference numerals
The saw blade comprises a saw blade base body 10, a mounting through hole 11, a cutting tooth part 20, a chip groove 30, a U-shaped inner groove 40, a step concave part 41, a tool bit 50 and a strip-shaped grinding part 60.
Detailed Description
The embodiments of the present invention will be described in detail with reference to the accompanying drawings and examples, so that how to implement the technical means for solving the technical problems and achieving the technical effects of the present invention can be fully understood and implemented.
Referring to fig. 1 and 2 together, fig. 1 is a schematic view of a wear resistant heat treated saw blade according to an embodiment of the present invention, and fig. 2 is a partial enlarged view of fig. 1. As shown in the figure, a wear-resistant heat treatment saw blade comprises a blade body 10, wherein the blade body 10 is provided with a mounting through hole 11 in the center; a plurality of cutting teeth 20 annularly arranged on the saw blade base body 10, wherein the cutting teeth 20 are spaced by a chip groove 30; a U-shaped inner groove 40 provided at one end of the cutting tooth portion 20, the inner ring of the U-shaped inner groove 40 having a stepped recess 41; a cutter head 50 welded to the U-shaped inner groove 40; and a strip grinding portion 60 provided at the other end of the cutting tooth portion 20.
In one embodiment of the present invention, the saw blade body 10 is heat treated to strengthen the body, and the central mounting hole 11 facilitates mounting. The cutting ring part 20 is located at the outer ring of the saw blade matrix 10, and is spaced by the chip grooves 30 to complete the cutting function. Set up U type inner groovy 40 at the one end of cutting teeth portion 20, the inboard and the bottom of U type inner groovy 40 extend on cutting teeth portion 20, and the outside is exposed, makes things convenient for welding tool bit 50, realizes simultaneously by inboard and bottom resisting shock, the increase of strength. In addition, the inner ring of the U-shaped inner groove 40 is further provided with a step concave portion 41 which forms a step with the cutting tooth portion 20, so that the bearing and pressure capacity is stronger, namely, the cutter head 50 can have stronger impact resistance when cutting, and the service life of the cutter head 50 is prolonged.
The U-shaped inner groove 40 and the step concave part 41 are in profile modeling, the width of the step concave part 41 is 2mm-4mm, the depth can be set to be 2mm, and the shock resistance effect is good.
A bar-shaped grinding portion 60 is further provided at the other end of the cutting tooth portion 20, and the bar-shaped grinding portion 60 is intended to enhance the overall wear resistance of the cutting tooth portion 20. Specifically, the strip-shaped grinding portion 60 is inclined, has one end positioned in the middle section of the side surface of the cutting tooth portion 20 and the other end positioned in the middle section of the outer side of the cutting tooth portion 20, and is in a straight line shape, so that the surface of a workpiece can be scraped during cutting, the grinding performance is enhanced, the pressure applied to the cutting tooth portion 20 is reduced, and the service life of the saw blade is further prolonged.
In a preferred embodiment, the strip-shaped grinding portion 60 has a width of 3mm and a thickness of 1mm, and is enhanced in wear resistance.
The bottom of the chip removal groove 30 is provided with a cutting edge, the thickness of the cutting edge is gradually increased inwards to the thickness of the saw blade matrix 10, so that residual chips are more conveniently taken out, and the chip removal effect is enhanced.
In addition, the saw blade body 10 is provided with a plurality of circles of lightening holes, so that the balance weight of the saw blade is reduced, the rotating efficiency is improved, and meanwhile, the energy is saved and the consumption is reduced.
In conclusion, the step concave part is arranged on the inner side of the U-shaped inner groove of the cutting tooth part provided with the cutter head, so that the step shape is formed, the strength is improved, the impact resistance is enhanced, meanwhile, the other end of the cutting tooth part is provided with the convex strip-shaped grinding part, the abrasion resistance of the saw blade matrix after heat treatment is enhanced, and the service life is prolonged.
While the foregoing description shows and describes several preferred embodiments of the utility model, it is to be understood, as noted above, that the utility model is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (6)
1. A wear resistant heat treated saw blade comprising:
a saw blade base having a centrally located mounting through-hole;
the cutting teeth are annularly arranged on the saw blade matrix and spaced by a chip groove;
the U-shaped inner groove is arranged at one end of the cutting tooth part, and a step concave part is arranged on the inner ring of the U-shaped inner groove;
the cutter head is welded in the U-shaped inner groove;
and the strip-shaped grinding part is arranged at the other end of the cutting tooth part.
2. The wear resistant heat treating saw blade of claim 1 wherein said debris groove bottom has a cutting edge, said cutting edge gradually increasing in thickness inwardly to the thickness of said saw blade body.
3. The wear resistant heat treating saw blade of claim 1 wherein said U-shaped inner groove is contoured to said step recess and said step recess has a width of 2mm to 4 mm.
4. The wear resistant heat treatable saw blade of claim 1 wherein said strip shaped grinding section is beveled with one end located in said cutting tooth side midsection and the other end located in said cutting tooth outer midsection.
5. The wear resistant heat treated saw blade of claim 4 wherein said strip grinding section is 3mm wide and 1mm thick.
6. The wear resistant heat treated saw blade of claim 1 wherein said blade body is provided with a plurality of turns of weight-reducing holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121793454.0U CN216028495U (en) | 2021-08-03 | 2021-08-03 | Wear-resistant heat treatment saw blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121793454.0U CN216028495U (en) | 2021-08-03 | 2021-08-03 | Wear-resistant heat treatment saw blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216028495U true CN216028495U (en) | 2022-03-15 |
Family
ID=80557171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121793454.0U Expired - Fee Related CN216028495U (en) | 2021-08-03 | 2021-08-03 | Wear-resistant heat treatment saw blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216028495U (en) |
-
2021
- 2021-08-03 CN CN202121793454.0U patent/CN216028495U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220315 |
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| CF01 | Termination of patent right due to non-payment of annual fee |