CN213107521U - Diamond saw blade with multiple protection teeth - Google Patents
Diamond saw blade with multiple protection teeth Download PDFInfo
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- CN213107521U CN213107521U CN202021208042.1U CN202021208042U CN213107521U CN 213107521 U CN213107521 U CN 213107521U CN 202021208042 U CN202021208042 U CN 202021208042U CN 213107521 U CN213107521 U CN 213107521U
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Abstract
The utility model discloses a diamond saw blade with multiple protection teeth, which comprises a diamond matrix, wherein the diamond matrix comprises a first ring part with a central through hole, a second ring part which is annularly arranged and extends to the first ring part, and a third ring part which is annularly arranged and extends to the second ring part; the third ring part is provided with a plurality of chip grooves, the chip grooves are formed into 8 cutting edges at intervals, the edges of the cutting edges are provided with cutting edges with the width of 4mm, and the cutting edges are gradually thinned outwards; a cutting groove with 4 cutting edges arranged at intervals; fine grinding teeth arranged on the other 4 spaced cutting edges, wherein the fine grinding teeth are welded on the surfaces of the cutting edges and are positioned between the cutting edges and the second ring part; and a rough grinding tooth arranged on the second ring part. The utility model discloses a finish grinding tooth cooperation second ring portion of third ring portion roughly grinds the tooth, realizes diamond saw blade's protection cutting, improves notched level and smooth simultaneously, and the batching combination avoids the relatively poor trouble of diamond saw blade durability in the past.
Description
Technical Field
The application belongs to the technical field of saw blades, and particularly relates to a diamond saw blade with multiple protection teeth.
Background
The diamond saw blade is a cutting tool and is widely applied to processing of hard and brittle materials such as stone, ceramics and the like. The diamond saw blade mainly comprises two parts: the cutting tip does not function as a cutting tip because it contains diamond, which is the hardest material at present, and rubs and cuts a work object in the cutting tip, and diamond particles are enclosed by metal inside the cutting tip.
With the advent of modern integration technology, machining is moving towards high precision, placing considerable demands on tool performance. With the rapid development of automobile, aviation and aerospace technologies, the requirements for material performance and processing technology are increasing day by day. As the grade and the performance of the steel for the diamond saw blade base body, the steel not only needs to have the characteristics of stable heat treatment process, strong tempering and softening resistance and the like, but also needs to keep good elasticity and no cracks, and can only meet the requirements of good rigidity and good tension recovery performance of the saw blade base body.
According to material classification, the materials for producing the steel for the diamond saw blade base body at present in China mainly comprise three materials of 65Mn, 75Crl and 50Mn2V, and some low-end markets also comprise 45# steel. These steels belong to the class of high-carbon tool steels and high-carbon low-alloy tool steels, and are characterized by high strength, low plasticity and toughness, and because of this, the steels also have specific defects determined by their own materials, mainly have cracks in the production process, and the hardenability of the steels is low, and the welding performance is poor, thereby seriously affecting the quality qualification rate and rolling yield of the steels for diamond saw blade substrates.
SUMMERY OF THE UTILITY MODEL
In view of this, the technical problem that this application will solve provides a diamond saw blade with many protection teeth, through the fine grinding tooth cooperation coarse grind tooth of third ring portion, realizes diamond saw blade's protection cutting, improves the level and smooth of incision simultaneously, and the batching combination avoids the relatively poor trouble of diamond saw blade durability in the past.
In order to solve the technical problem, the utility model discloses a diamond saw blade with a plurality of protective teeth, which comprises a diamond base body, wherein the diamond base body comprises a first ring part with a central through hole, a second ring part which is annularly arranged and extends to the first ring part, and a third ring part which is annularly arranged and extends to the second ring part; the third ring part is provided with a plurality of chip grooves, the chip grooves are formed into 8 cutting edges at intervals, the edges of the cutting edges are provided with cutting edges with the width of 4mm, and the cutting edges are gradually thinned outwards; a cutting groove with 4 cutting edges arranged at intervals; fine grinding teeth arranged on the other 4 spaced cutting edges, wherein the fine grinding teeth are welded on the surfaces of the cutting edges and are positioned between the cutting edges and the second ring part; and a rough grinding tooth arranged on the second ring part.
According to an embodiment of the present invention, the number of the fine grinding teeth is set to 5, and the fine grinding teeth are 45 ° from a diameter connecting line of the diamond substrate.
According to the utility model discloses an embodiment, wherein above-mentioned finish grinding tooth protrusion in cutting edge 3mm, the corase grind tooth protrusion in cutting edge 4 mm.
According to an embodiment of the present invention, the rough grinding tooth has a front cone portion facing the cutting direction, and a flat surface portion located at the rear end; the front cone portion has an upper arc and a lower arc, which are symmetrical about an axis.
According to an embodiment of the present invention, the curvature of the upper arc is gradually decreased in the cutting direction and gradually increased.
According to one embodiment of the present invention, the cutting groove is located at the center of the cutting edge and has a width of 1/3 mm of the width of the cutting edge.
According to an embodiment of the present invention, the cutting edge is coated with a hard coating.
According to the utility model discloses an embodiment, wherein above-mentioned finish grinding tooth, rough grinding tooth all contain 8% ~30% copper powder, 40% ~55% iron powder, 5% ~10% tin powder, 10% ~30% ferroalloy, 4% ~8% tributyl phosphate, 20% ~30% superfine iron powder, 2% ~11% phosphorus iron powder, 7% ~9% titanium powder, the diamond of surplus.
According to an embodiment of the present invention, the fine grinding teeth comprise 8% copper powder, 46% iron powder, 5% tin powder, 12% iron alloy, 3% tributyl phosphate, 21% ultra-fine iron powder, 3% ferrophosphorus powder, and 2% diamond.
Compared with the prior art, the application can obtain the following technical effects:
the fine grinding teeth of the third ring part are matched with the coarse grinding teeth of the second ring part, so that the diamond saw blade is protected and cut, the smoothness of the cut is improved, and the trouble that the durability of the diamond saw blade is poor in the past is avoided due to the ingredient combination.
Of course, it is not necessary for any one product to achieve all of the above-described technical effects simultaneously.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic view of a diamond saw blade with multiple guard teeth according to an embodiment of the present application.
Reference numerals
The diamond base body 10, the first ring part 11, the second ring part 12, the third ring part 13, the chip grooves 20, the cutting edges 30, the cutting edges 31, the cutting grooves 40, the fine grinding teeth 50, the coarse grinding teeth 60, the front tapered part 61 and the plane part 62.
Detailed Description
Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.
Referring to fig. 1, fig. 1 is a schematic view of a diamond saw blade with multiple guard teeth according to an embodiment of the present application. As shown in the drawings, a diamond saw blade with multi-guard teeth includes a diamond base 10, the diamond base 10 includes a first ring portion 11 having a central through hole, a second ring portion 12 annularly provided to extend from the first ring portion 11, and a third ring portion 13 annularly provided to extend from the second ring portion 12; the third ring part 13 is provided with a plurality of chip grooves 20, the chip grooves 20 are formed at intervals to form 8 cutting edges 30, the edges of the cutting edges 30 are provided with cutting edges 31 with widths of 4mm, and the cutting edges 31 are gradually thinned outwards; a cutting flute 40 disposed at spaced 4 of the cutting edges 30; the fine-grinding teeth 50 are arranged on the other 4 spaced cutting edges 30, the fine-grinding teeth 50 are welded on the surfaces of the cutting edges 30 and are positioned between the cutting edges 31 and the second ring part 12; and rough grinding teeth 60 provided on the second ring portion 12.
In an embodiment of the present invention, the diamond substrate 10 has a first ring portion 11, a second ring portion 12, and a third ring portion 13 from inside to outside, wherein the first ring portion 11 has a central through hole for installation, and the second ring portion 12 has a convex coarse grinding tooth 60, so as to realize further coarse grinding of the inner side. The third ring part 13 is divided into 8 cutting edges 30 through the chip grooves 20, the cutting edges 30 realize cutting feed of the outer side, and the edges are provided with cutting edges 31 with the width of 4mm and the thickness of the cutting edges gradually reduced, so that the end parts of the cutting edges 30 are sharper, and the efficiency of cutting workpieces is higher.
In addition, the cutting flutes 40 and the fine grinding teeth 50 are arranged on the cutting edge 30 in sequence and are adjacently arranged on the cutting edge 30 at intervals, and are matched with each other, and the accelerated feeding in the cutting process is completed by the cutting flutes 40. The two sides of the fine grinding teeth 50 are finely ground, so that the pressure of the cutting edge 30 is reduced, the cutting edge 30 is protected, and the durability is improved.
In detail, the fine-grinding teeth 50 are arranged at 5 passes, and form a slope at 45 degrees with a diameter connecting line of the diamond substrate 10, thereby better rotating the cutting corresponding to the cutting direction, and simultaneously balancing the stress of the fine-grinding teeth 50 to facilitate feeding.
The utility model discloses a preferred embodiment, finish grinding tooth 50 protrusion in cutting edge 3mm, rough grinding tooth 60 protrusion in cutting edge 4mm, accomplish main grinding by finish grinding tooth 50 and feed, rough grinding tooth 60 is located the inboard, when needing to process darker work piece, can accomplish supplementary grinding and feed, conveniently moves back the sword, and double-phase cooperation improves diamond saw blade's incorruptibility.
Specifically, the rough grinding teeth 60 have a front tapered portion 61 facing the cutting direction, and a flat surface portion 62 at the rear end; the front tapered portion 61 has an upper arc and a lower arc which are symmetrical with respect to the axis, and the front tapered portion 61 is tapered to expand for easy feeding.
In addition, the preferable upper arc curvature is gradually reduced and gradually increased along the cutting direction, the radian is adjusted, the middle curvature is minimum, and the transition is convenient.
The utility model discloses an in the embodiment, cutting groove 40 is located cutting edge 30 central authorities, and the width is 1/3 of cutting edge 30 width, can assist blade 31 further cutting, reduces cutting edge 30's saw cutting pressure, improves the durability.
Additionally, the utility model discloses a blade 31 coating stiffened coating improves life.
The fine grinding teeth 50 and the rough grinding teeth 60 respectively comprise 8-30% of copper powder, 40-55% of iron powder, 5-10% of tin powder, 10-30% of ferroalloy, 4-8% of tributyl phosphate, 20-30% of superfine iron powder, 2-11% of phosphorus iron powder, 7-9% of titanium powder and the balance of diamond. Within this range, the fine grinding teeth 50 and the rough grinding teeth 60 have enhanced wear resistance, high strength, and greatly improved durability.
The fine grinding teeth 50 contain 8% copper powder, 46% iron powder, 5% tin powder, 12% iron alloy, 3% tributyl phosphate, 21% ultra-fine iron powder, 3% ferrophosphorus powder, and 2% diamond. Within this fraction, the wear resistance of the fine grinding teeth 50 is the strongest, the strength is the highest, and the durability is the most improved.
The foregoing description shows and describes several preferred embodiments of the present application, but as aforementioned, it is to be understood that the application is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the application as described 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 application, which is to be protected by the claims appended hereto.
Claims (7)
1. A diamond saw blade with multiple guard teeth, comprising:
the diamond base body comprises a first ring part with a central through hole, a second ring part annularly extending from the first ring part, and a third ring part annularly extending from the second ring part;
the third ring part is provided with a plurality of chip grooves, the chip grooves are formed into 8 cutting edges at intervals, the edges of the cutting edges are provided with cutting edges with the width of 4mm, and the cutting edges are gradually thinned outwards;
a cutting flute disposed at spaced 4 of said cutting edges;
fine-grinding teeth arranged on the other 4 spaced cutting edges, wherein the fine-grinding teeth are welded on the surfaces of the cutting edges and are positioned between the cutting edges and the second ring parts; and
and the rough grinding teeth are arranged on the second annular part.
2. The diamond saw blade with multiple guard teeth of claim 1, wherein said fine grinding teeth are arranged in 5 passes, which are 45 ° from a line connecting diameters of said diamond matrix.
3. The diamond saw blade with multiple guard teeth of claim 1, wherein said fine grinding teeth protrude 3mm from said cutting edge and said coarse grinding teeth protrude 4mm from said cutting edge.
4. The diamond saw blade with multiple guard teeth of claim 1, wherein the roughing teeth have a front tapered portion facing in the cutting direction and a flat portion at the rear end; the forward taper portion has an upper arc and a lower arc that are symmetrical about an axis.
5. The diamond saw blade with multiple guard teeth of claim 4, wherein the curvature of the upper arc is gradually decreasing and gradually increasing in the cutting direction.
6. The diamond saw blade with multiple guard teeth of claim 1 wherein said cutting slot is located in the center of said cutting edge and has a width 1/3 the width of said cutting edge.
7. The diamond saw blade with multiple guard teeth of claim 1, wherein the cutting edge is coated with a hardened coating.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202021208042.1U CN213107521U (en) | 2020-06-28 | 2020-06-28 | Diamond saw blade with multiple protection teeth |
Applications Claiming Priority (1)
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CN202021208042.1U CN213107521U (en) | 2020-06-28 | 2020-06-28 | Diamond saw blade with multiple protection teeth |
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CN213107521U true CN213107521U (en) | 2021-05-04 |
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CN202021208042.1U Active CN213107521U (en) | 2020-06-28 | 2020-06-28 | Diamond saw blade with multiple protection teeth |
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2020
- 2020-06-28 CN CN202021208042.1U patent/CN213107521U/en active Active
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