CN209408974U - A kind of diamond saw blade - Google Patents
A kind of diamond saw blade Download PDFInfo
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- CN209408974U CN209408974U CN201821694687.3U CN201821694687U CN209408974U CN 209408974 U CN209408974 U CN 209408974U CN 201821694687 U CN201821694687 U CN 201821694687U CN 209408974 U CN209408974 U CN 209408974U
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- diamond
- matrix
- saw blade
- segment
- diamond segment
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Abstract
The utility model discloses a kind of diamond saw blades, a kind of diamond saw blade, including disc matrix, several cutter units are evenly arranged with along matrix periphery, described matrix is provided centrally with axis hole, each cutter unit shape is identical and including at least two diamond segments, the U-shaped profile of each diamond segment and rides the edge for being located at matrix, and the outermost of each diamond segment is circumferentially distributed and the most inner side of each diamond segment is Chong Die with the upper and lower surface of matrix.It is improved by structure, improve the rigidity of matrix and the service life of saw blade, further, improve the interface cohesion between diamond pellet and metal matrix, so that the utilization rate of diamond particles increases in diamond saw blade, to increase its stock-removing efficiency and service life, the diamond saw blade of high efficiency, low cost is finally obtained.
Description
Technical field
The utility model relates to a kind of diamond saw blades.
Background technique
Diamond saw blade is a kind of cutting tool, is widely used in the hard crisp material such as concrete, refractory material, stone material, ceramics
The processing of material, diamond saw blade mainly consist of two parts: matrix and cutter head.Wherein, matrix is the main support for bonding cutter head
Part, and cutter head is then the part for playing dissection in use, it is because of it why cutter head, which can play cutting,
In contain diamond particles, diamond particles are wrapped in cutter head by metal matrix, it in cutter head friction cuttings be processed object,
Moreover, cutter head can be constantly consumed in use.
The diamond saw blade substrate and cutter head equal thickness of existing design can be in matrix surfaces in order to improve the rigidity of saw blade
The reinforcing rib of several slightly protrusions is set, and such structure increases the difficulty of matrix preparation process, in addition, the performance of saw blade is simultaneously
The diamond of selection and the performance of metal matrix itself are depended not only on, the boundary between diamond and metal matrix is additionally depended on
Face combines, since the wellability between diamond pellet and metallic bond is poor, so that holding of the metal matrix to diamond
Ability is lower, this just falls off the diamond pellet in the saw blade for making preparation in advance before non-wear-out failure, to cause to cut
Cut the reduction of efficiency and the increase of use cost.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of diamond saw blade, improved by structure, improves the rigidity of matrix
Further the interface cohesion between diamond pellet and metal matrix is improved, so that Buddha's warrior attendant with the service life of saw blade
In stone saw piece diamond particles utilization rate increase, to increase its stock-removing efficiency and service life, finally obtain high efficiency, it is low at
This diamond saw blade.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions:
A kind of diamond saw blade, including disc matrix are evenly arranged with several cutter units, institute along matrix periphery
It states matrix center and is provided with axis hole, each cutter unit shape is identical and including at least two diamond segments, each diamond tool
Head U-shaped profile and ride the edge for being located at matrix, the outermost of each diamond segment is circumferentially distributed and each diamond tool
The most inner side of head is Chong Die with the upper and lower surface of matrix.
It is preferred that the cutter unit includes the first diamond segment, the second diamond segment and the third gold being sequentially arranged
Diamond tool bit, it is equidistant between the first diamond segment, the second diamond segment and third diamond segment.
It is preferred that the face of the first diamond segment, the second diamond segment and third diamond segment and matrix lap
Product is incremented by.
It is preferred that being provided with several heat dissipation bloops in described matrix.
It is preferred that the diamond segment includes metal matrix and several diamond particles, each diamond particles outside
It is coated with one layer of molybdenum layer, each diamond particles for being coated with molybdenum layer are embedded in metal matrix.
It is preferred that each diamond particles are uniform or are embedded in metal matrix at random.
A kind of preparation method of diamond saw blade, includes the following steps:
Step 01, processing disc matrix；
The mixed powder of diamond pellet and metal molybdenum powder is carried out discharge treatment in SPS system by step 02, by putting
Electro-plasma is plated on diamond pellet surface and prepares molybdenum layer；
Step 03 mixes the diamond pellet of preparation with metal powder；
Mixture is packed into graphite jig by step 04, is sintered, is formed on pressing sintering, and preparation cross section is in U
The diamond segment of shape；
Diamond segment is welded on matrix by step 05, wherein the U-lag of diamond segment, which is ridden, is located at the upper of matrix
Lower surface, the outermost of each diamond segment is circumferentially distributed and the outermost spacing axle center of each diamond segment is equidistant；
Step 06 carries out processing of putting the first edge on a knife or a pair of scissors to cutter head using universal cutter grinder.
The beneficial effects of the utility model are:
The first, simple disc matrix is directlyed adopt, and each diamond segment is ridden and is located on matrix, rides the cutter head set and mentions
The high rigidity of matrix and the service life of saw blade.
The second, molybdenum layer improves the interface cohesion between diamond pellet and metal matrix, so that diamond saw blade
The utilization rate of middle diamond particles increases, and to increase its stock-removing efficiency and service life, ensure that diamond pellet is firmly burnt
Knot is in metal matrix, it is not easy to be detached from.
In third, preparation process: the diamond pellet after plating molybdenum is prepared into diamond after sintering together with metal matrix
Cutter head can also be solid-solution in knot during the sintering process while the coating of diamond surface is not only chemically combined with bonding agent
In mixture, chemical bonding occurs so that the interface cohesion between diamond and metal matrix improves, so that in saw blade
The utilization rate of diamond particles increases；It is solid-solution in bonding agent and increases its wearability, so that diamond segment makes
Increased with service life and stock-removing efficiency.This has a very important significance the performance for improving and improving diamond tool.
4th, the service life and stock-removing efficiency of diamond saw blade are improved, and sharpness is high.
5th, the coat of metal on the diamond pellet surface after discharge plasma plates molybdenum can be burnt in diamond saw blade
Protection diamond avoids its erosion by bonding agent, especially iron-binding agent during knot, preferably to play diamond
It is superhard.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of diamond saw blade of the utility model；
Fig. 2 is a kind of production technological process of diamond saw blade of the utility model；
The mark meaning of attached drawing is as follows:
1: axis hole；2: chip space；3: heat dissipation bloop；4: matrix；5: the first diamond segments；6: the second diamond tools
Head；7: third diamond segment.
Specific embodiment
Technical solutions of the utility model are described in further detail with specific embodiment with reference to the accompanying drawing, so that
Those skilled in the art can better understand the utility model and can be practiced, but illustrated embodiment is not as to this reality
With novel restriction.
As shown in Figure 1, a kind of diamond saw blade, including disc matrix 4, it is evenly arranged with along 4 periphery of matrix several
A cutter unit, described matrix 4 are provided centrally with axis hole 1, wherein each cutter unit shape is identical and including at least two Buddha's warrior attendants
Stone cutter head, the U-shaped profile of each diamond segment and rides the edge for being located at matrix 4, that is, each diamond segment is arranged
There is the notch that can be clamped in 4 upper and lower surface of matrix, closed end is located at 4 outside of matrix, and open end is located at 4 inside of matrix.
The outermost of each diamond segment is circumferentially distributed and the outermost spacing axle center of each diamond segment is equidistant, namely
Diamond saw blade outermost is located on the same circle, wherein and it is ridden and is located on matrix 4 due to each diamond segment, each Buddha's warrior attendant
The most inner side of stone cutter head is Chong Die with the upper and lower surface of matrix 4, and the area being respectively overlapped can be the same or different.
By taking Fig. 1 as an example, 4 periphery of matrix is evenly arranged with 6 cutter units, and each cutter unit includes be sequentially arranged
One diamond segment 5, the second diamond segment 6 and third diamond segment 7, the first diamond segment 5, the second diamond segment
Equidistant between 6 and third diamond segment 7, the spacing between adjacent diamond cutter head forms chip space 2, when accelerating cutting
Chip removal.Wherein, the first diamond segment 5, the second diamond segment 6 and third diamond segment 7 and 4 lap of matrix
Area is incremented by, and the rigidity and service life of matrix 4 can be improved in such mode.
In general, being provided with several heat dissipation bloops 3 in described matrix 4, play the role of noise reduction of radiating, while can
To guarantee the intensity of matrix 4, the case where making it under high-intensitive working condition, be not in damage.
It is preferred that the diamond segment includes metal matrix and several diamond particles, each diamond particles outside
Be coated with one layer of molybdenum layer, each diamond particles for being coated with molybdenum layer are embedded in metal matrix, for example, each diamond particles uniformly or with
Machine is embedded in metal matrix.
The production of diamond saw blade is a systematic engineering of business, it should be opened from sources such as the quality of the preparation of powder and diamond
Beginning is picked up, while also to monitor the material of matrix, the performance of mechanical performance and machining accuracy, and selecting suitable raw material is to prepare
The premise for the diamond saw blade haveing excellent performance out.Diamond saw blade production process belongs to typical powder metallurgy process, needs to undergo
Mixing, compression moulding, sintering process, wherein the interface cohesion height between diamond and bonding agent is to influence diamond saw blade to cut
An important indicator of performance superiority and inferiority is cut, thus improves raising of the interface cohesion to saw blade performance between diamond and bonding agent
It has a very important significance.It is corresponding, as shown in Fig. 2, a kind of preparation method of diamond saw blade, includes the following steps:
Step 01, processing disc matrix 4, matrix 4 are that diamond saw blade is used to support cutting element-sawtooth main body,
It is again simultaneously to be connected to the rigid element that cutting is realized in equipment.
Step 02, by the mixed powder of diamond pellet and metal molybdenum powder in SPS(discharge plasma sintering) in system into
Row discharge treatment is plated on diamond pellet surface by discharge plasma and prepares molybdenum layer.
Step 03 mixes the diamond pellet of preparation with metal powder, and metal powder and diamond are uniformly mixed most
Common method for mixing is mechanical mixing.
Mixture is packed into graphite jig by step 04, is sintered, is formed on pressing sintering, and preparation cross section is in U
The diamond segment of shape.Sintering is most important one of critical process in diamond saw blade production, and the quality of sintering process is directly
Affect cutter head density, hardness and the cutting ability of diamond saw blade.
Diamond segment is welded on matrix 4 by step 05, wherein the U-lag of diamond segment, which is ridden, is located at matrix 4
Upper and lower surface, the outermost of each diamond segment is circumferentially distributed and the outermost spacing axle center of each diamond segment is equidistant, is adopted
Cutter head is welded on matrix with high-frequency welder, welding procedure guarantees firm welding, small to the damage of cutter head and matrix.
Step 06 carries out processing of putting the first edge on a knife or a pair of scissors to cutter head using universal cutter grinder, and the purpose put the first edge on a knife or a pair of scissors is by tool surfaces Buddha's warrior attendant
Stone exposure removes flour milling and side burr or protrusion, improves the concentricity of tool outer circle.
Step 07 is detected in strict accordance with quality criteria requirements, including apparent size and inherent quality, up-to-standard
Product testing and correction dynamic balancing finally carry out surface polishing, spray painting, mark and are packed and stored.
The beneficial effects of the utility model are:
The first, simple disc matrix is directlyed adopt, and each diamond segment is ridden and is located on matrix, rides the cutter head set and mentions
The high rigidity of matrix and the service life of saw blade.
The second, molybdenum layer improves the interface cohesion between diamond pellet and metal matrix, so that diamond saw blade
The utilization rate of middle diamond particles increases, and to increase its stock-removing efficiency and service life, ensure that diamond pellet is firmly burnt
Knot is in metal matrix, it is not easy to be detached from.
In third, preparation process: the diamond pellet after plating molybdenum is prepared into diamond after sintering together with metal matrix
Cutter head can also be solid-solution in knot during the sintering process while the coating of diamond surface is not only chemically combined with bonding agent
In mixture, chemical bonding occurs so that the interface cohesion between diamond and metal matrix improves, so that in saw blade
The utilization rate of diamond particles increases；It is solid-solution in bonding agent and increases its wearability, so that diamond segment makes
Increased with service life and stock-removing efficiency.This has a very important significance the performance for improving and improving diamond tool.
4th, the service life and stock-removing efficiency of diamond saw blade are improved, and sharpness is high.
5th, the coat of metal on the diamond pellet surface after discharge plasma plates molybdenum can be burnt in diamond saw blade
Protection diamond avoids its erosion by bonding agent, especially iron-binding agent during knot, preferably to play diamond
It is superhard.
The above is only the preferred embodiments of the utility model, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure made based on the specification and figures of the utility model perhaps equivalent process transformation or directly or indirectly fortune
Used in other related technical areas, it is also included in the patent protection scope of the utility model.
Claims (6)
1. it is single to be evenly arranged with several cuttings along matrix (4) periphery for a kind of diamond saw blade, including disc matrix (4)
Member, described matrix (4) are provided centrally with axis hole (1), which is characterized in that each cutter unit shape is identical and including at least two gold medals
Diamond tool bit, the U-shaped profile of each diamond segment and rides the edge for being located at matrix (4), each diamond segment it is outermost
Side is circumferentially distributed and the most inner side of each diamond segment is Chong Die with the upper and lower surface of matrix (4).
2. a kind of diamond saw blade according to claim 1, which is characterized in that the cutter unit includes being sequentially arranged
First diamond segment (5), the second diamond segment (6) and third diamond segment (7), the first diamond segment (5), second
It is equidistant between diamond segment (6) and third diamond segment (7).
3. a kind of diamond saw blade according to claim 2, which is characterized in that the first diamond segment (5), the second Buddha's warrior attendant
The area of stone cutter head (6) and third diamond segment (7) and matrix (4) lap is incremented by.
4. a kind of diamond saw blade according to claim 1, which is characterized in that described matrix is provided with several on (4)
It radiates bloop (3).
5. a kind of diamond saw blade according to claim 1, which is characterized in that the diamond segment includes metal matrix
With several diamond particles, each diamond particles outside is coated with one layer of molybdenum layer, and each diamond particles for being coated with molybdenum layer are inlayed
In metal matrix.
6. a kind of diamond saw blade according to claim 5, which is characterized in that each diamond particles are uniform or inlay at random
In metal matrix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821694687.3U CN209408974U (en) | 2018-10-19 | 2018-10-19 | A kind of diamond saw blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821694687.3U CN209408974U (en) | 2018-10-19 | 2018-10-19 | A kind of diamond saw blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209408974U true CN209408974U (en) | 2019-09-20 |
Family
ID=67932632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821694687.3U Active CN209408974U (en) | 2018-10-19 | 2018-10-19 | A kind of diamond saw blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209408974U (en) |
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2018
- 2018-10-19 CN CN201821694687.3U patent/CN209408974U/en active Active
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