CN209239135U - Diamond bit cutter head and diamond bit - Google Patents
Diamond bit cutter head and diamond bit Download PDFInfo
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- CN209239135U CN209239135U CN201821456882.2U CN201821456882U CN209239135U CN 209239135 U CN209239135 U CN 209239135U CN 201821456882 U CN201821456882 U CN 201821456882U CN 209239135 U CN209239135 U CN 209239135U
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Abstract
The utility model relates to a kind of groove type diamond bit cutter head and diamond bits, bit body is arc-shaped flaky structure, in being provided with texture grooves on the side of bit body, one end of texture grooves is arranged through the top of bit body, the top surface of bit body is cutting top surface, the outer rim position that cutting top surface and the two sides of bit body are crossed to form is provided with cutting edge, aperture position of the texture grooves through the top of bit body forms fluted side sword, and cutting edge connect with groove side sword and is formed with a complete cutting top surface side sword.Such drill bit is used to cut or the various hard substances of drilling, such as stone material, concrete structure.Bit interface provided by the present application is distributed well-regulated, the staggered multiple texture grooves of arrangement, the contact area of cutter head side Yu drilling material can be effectively reduced, to reduce drilling resistance, improve the cutting speed of cutter head, drilling sharpness is helped to improve, and guarantees that it cuts stability and safety.
Description
Technical field
The utility model relates to drilling cutting-tool engineering fields, more specifically, in particular to a kind of diamond bit knife
Head and a kind of diamond bit.
Background technique
It in the prior art, is usually that diamond bit is used to realize for the drilling operation of hard material.
Referring to FIG. 1, Fig. 1 is a kind of structural schematic diagram of typical diamond bit in the prior art.
A kind of typical diamond bit, structure are as follows: including steel substrate a, steel substrate a uses cylindrical body
Cutter head b is provided on structure design, the top surface in steel substrate a and the position positioned at its outer rim, cutter head b uses arc-shaped sheet
Structure, cutter head b is provided with multiple, whole cutter head b and is arranged at equal intervals around the top surface outer rim of steel substrate a, in rotation status
Under, the cutting face of a columnar structured design is capable of forming outside whole cutter head b.
Traditional diamond bit cutter head, lateral surface are usually smooth curved-surface structure, the knife of such structure type
For head b in being drilled into hard material, the contact area between cutter head b and hard material is larger, will lead to the resistance of drilling generation
Power load is big, and cutter head b is also easy to become not sharp, especially under conditions of drilled dry, due to the lateral surface and hard material of cutter head b
Completely attach to, chip removal and cooling capacity will degradation since the heat that drilling generates is unable to disperse in time cause cutter head
In b diamond due to ablation intensity decline, Crushing Problem is also occurred that when serious, can thus directly result in diamond bit without
Drilling processing is effectively performed in method, also will cause cutter head b overheat when more serious and burns out, matrix generates thermal deformation, scraps drill bit.
In conclusion how to solve the problems, such as that diamond bit is easy to appear damage due to its cutter head structure defect, at
For those skilled in the art's urgent problem to be solved.
Utility model content
The purpose of this utility model is to provide a kind of surfaces, and reeded diamond bit cutter head is arranged, by cutter head
Multiple texture grooves regularly, are alternately arranged on surface, can be effectively reduced the contact area of cutter head side Yu drilling material,
To reduce drilling resistance, the cutting speed of cutter head is improved, drilling sharpness is helped to improve, and guarantees that it cuts stability
And safety.
In order to overcome the problems referred above, the utility model provides the following technical solutions:
A kind of diamond bit cutter head includes bit body (1), it is improved in that
The bit body is arc-shaped flaky structure, is provided with texture grooves (2), institute on the side of Yu Suoshu bit body
The one end for stating texture grooves is arranged through the top of the bit body, and the top surface of the bit body is cutting top surface, described
The outer rim position that cutting top surface and the two sides of the bit body are crossed to form is provided with cutting edge, and the texture grooves pass through
The aperture position for wearing the top of the bit body forms fluted side sword, and the cutting edge is connect simultaneously with groove side sword
It is formed with a complete cutting top surface side sword.
Preferably, in above-mentioned diamond bit cutter head,
The texture grooves are the inclined groove of setting of turning forward along work direction of rotation, the both ends of the texture grooves
The top and bottom end of the bit body are extended through, is respectively provided on the lateral surface and medial surface of the bit body
State texture grooves.
Preferably, in above-mentioned diamond bit cutter head,
It is set to the texture grooves of the leading flank of the bit body and is set to the trailing flank of the bit body
The texture grooves along work direction of rotation be staggered.
Preferably, in above-mentioned diamond bit cutter head,
In being provided with the texture grooves on the lateral surface of the bit body, the texture grooves include upper through knot
Structure groove (2a) and lower run through texture grooves (2b)；
The top of the bit body is run through in the upper upper end through texture grooves, described upper under texture grooves
End is enclosed construction；
The bottom end of the bit body is run through in the lower lower end through texture grooves, described lower through the upper of texture grooves
End is enclosed construction；
Along the direction of rotation that works, the upper texture grooves and the lower texture grooves that run through of running through in the bit body
Intert setting on lateral surface.
Preferably, in above-mentioned diamond bit cutter head,
The upper texture grooves that run through are provided at least two, along the length direction of the bit body, with the knife
The perpendicular bisector of head ontology is symmetrical center line, whole described upper arranged symmetrically through texture grooves；
The lower texture grooves that run through are provided at least one, under the length direction of the bit body, with the knife
The perpendicular bisector of head ontology be symmetrical center line, it is whole it is described under be symmetrical arranged through texture grooves.
Preferably, in above-mentioned diamond bit cutter head,
The texture grooves be provided with it is multiple, along the length direction of the bit body, in the bit body
Vertical line is symmetrical center line, whole texture grooves are symmetrical arranged；
Successively arranged at equal intervals are arranged whole texture grooves along the length direction of the bit body, the knot
The upper end of structure groove is arranged through the top of the bit body, and the lower end of the texture grooves is enclosed construction；
In whole texture grooves, extension, the texture grooves from the intermediate texture grooves to its both sides
Setting length it is incremented by successively.
Preferably, in above-mentioned diamond bit cutter head,
Fluted group is formed by whole texture grooves, the two sides of Yu Suoshu groove group are each provided with an auxiliary tank
(3), the auxiliary tank is set on the lateral surface of the bit body, and the both ends of the auxiliary tank extend through the cutter head sheet
The top of body and bottom end setting.
Preferably, in above-mentioned diamond bit cutter head,
The texture grooves include pre-structure groove (2c) and rear texture grooves (2d), the pre-structure groove setting
In on the leading flank of the bit body, the rear texture grooves are set on the trailing flank of the bit body；
The upper end of the pre-structure groove is arranged through the top of the bit body, and the lower end of the pre-structure groove is
Enclosed construction, the pre-structure groove be provided with it is multiple, at equal intervals along work direction of rotation, whole pre-structure grooves
It is arranged successively setting；
The upper end of texture grooves is arranged through the top of the bit body after described, and the lower end of the rear texture grooves is
Enclosed construction, it is described after texture grooves be provided with it is multiple, along work direction of rotation, it is whole it is described after texture grooves at equal intervals
It is arranged successively setting.
Preferably, in above-mentioned diamond bit cutter head,
The pre-structure groove is identical as the rear setting length of texture grooves；
It is staggered along work direction of rotation, pre-structure groove and the rear texture grooves.
The application also provides a kind of diamond bit, includes matrix (4), the top surface of described matrix is rounded face, in institute
It states on the top surface of matrix and is provided with cutter head on the position of its outer rim, the cutter head is provided with multiple, whole knives
Headring is arranged at equal intervals around the top surface outer rim of described matrix, which is characterized in that
Preferably, in above-mentioned diamond bit cutter head,
The cutter head and described matrix are welded to connect.
The utility model provides a kind of diamond bit cutter head and one kind is equipped with the diamond bit cutter head
Diamond bit.In the present invention, which uses powder metallurgical technique with cutter head, by metal powder and
Through Thermocompressed sintering and forming after diamond particles are uniformly mixed, weld together after matrix is machined with cutter head.This is practical new
The improvement of type is conceived are as follows: has texture grooves in the surface forming of bit body.Compared with prior art, the utility model is beneficial
Effect is: the utility model can reduce cutter head side and drilling material by extruding regular groove in bit interface
Between contact area thus can be improved to achieve the purpose that reduce drilling frictional force, increase chip removal and cooling capacity
The sharpness of cutter head and the safety used are efficiently solved diamond bit and are easy to appear due to its cutter head structure defect
The problem of damage.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
Wherein:
Fig. 1 is a kind of structural schematic diagram of typical diamond bit in the prior art；
In Fig. 1, the corresponding relationship of component names and appended drawing reference are as follows:
Steel substrate a, cutter head b.
Fig. 2 is the structural schematic diagram of diamond bit in the utility model embodiment；
Fig. 3 is the partial enlargement structural representation of Fig. 2；
Fig. 4 is the structural schematic diagram of diamond bit cutter head in the first embodiment of the utility model；
Fig. 5 is the top view of Fig. 4；
Fig. 6 is the structural schematic diagram of diamond bit cutter head in second of embodiment of the utility model；
Fig. 7 is the top view of Fig. 6；
Fig. 8 is the structural schematic diagram of diamond bit cutter head in the third embodiment of the utility model；
Fig. 9 is the top view of Fig. 8；
Figure 10 is the structural schematic diagram of diamond bit cutter head in the 4th kind of embodiment of the utility model；
Figure 11 is the top view of Figure 10；
In Fig. 2 into Figure 11, the corresponding relationship of component names and appended drawing reference are as follows:
Bit body 1, texture grooves 2, above through texture grooves 2a, down through texture grooves 2b, pre-structure groove 2c, after
Texture grooves 2d, auxiliary tank 3, matrix 4.
Specific embodiment
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.Each example passes through the utility model
The mode of explanation provide rather than limit the utility model.In fact, those skilled in the art will be clear that, this reality is not being departed from
In the case where with novel range or spirit, it can modify in the present invention and modification.For example, being illustrated or described as one
The feature of a part of a embodiment can be used for another embodiment, to generate another embodiment.Thus, it may be desirable to
The utility model includes the such modifications and variations being included into the range of the following claims and their equivalents.
In the description of the present invention, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom" is to be based on the orientation or positional relationship shown in the drawings,
It is merely for convenience of description the utility model rather than requires the utility model that must be constructed and operated in a specific orientation, therefore
It should not be understood as limiting the present invention.Term used in the utility model " connected ", " connection " shall be understood in a broad sense,
For example, it may be being fixedly connected, may be a detachable connection；It can be directly connected, it can also be indirect by intermediate member
It is connected, for the ordinary skill in the art, can understands the concrete meaning of above-mentioned term as the case may be.
Please refer to Fig. 2 and Fig. 3, wherein Fig. 2 is the structural schematic diagram of diamond bit in the utility model embodiment；Fig. 3
For the partial enlargement structural representation of Fig. 2.
The utility model provides a kind of diamond bit cutter head, includes bit body 1, and bit body 1 is arc
Laminated structure.
For bit body 1 in the state of vertical place, from carrying out from positive visual angle, the utility model is to bit body 1
Be made that flowering structure such as is improved: in being provided with texture grooves 2 on the side of bit body 1, texture grooves 2 can be rectangular channel,
It may be dovetail groove；One end of texture grooves 2 is arranged through the top of bit body 1.
The top surface of bit body 1 is the cutting top for machining to be contacted and can carried out to workpieces processing with workpieces processing
The outer rim position that the two sides of face, cutting top surface and bit body 1 are crossed to form is provided with cutting edge, and texture grooves 2 run through
Fluted side sword is set on the aperture position on the top of bit body 1, and cutting edge connect with groove side sword and is formed with one
Complete cutting top surface side sword.
In said structure design, diamond bit provided by the utility model is fixedly installed with cutter head by welding manner
Onto matrix 4, for drilling various hard substances, such as stone material, reinforced concrete structure and bituminous texture etc..
In the present invention, matrix 4 is designed using steel substrate structure.
The basic conception of the utility model are as follows: the bit body 1 based on traditional flake structure (putting vertically by bit body 1
When setting, cross section is arcuate structure), it is opened (on leading flank or leading flank and trailing flank) on the side of bit body 1
Equipped with texture grooves 2, texture grooves 2 are distributed in the rule of surface of bit body 1.In an embodiment of the utility model
In, texture grooves 2 can be designed using the structure through entire bit body 1, can also be used and be set as a certain length, one
The top surface of bit body 1 is run through at end, its other end is designed using enclosed construction.In addition, texture grooves 2 can use straight line
Design (parallel with the perpendicular bisector of bit body 1) or oblique line design (there is certain angle with the perpendicular bisector of bit body 1, one
As be acute angle).
When being both provided with texture grooves 2 on the leading flank of bit body 1 and trailing flank, the structure that is arranged on two sides
Groove 2 is mutually staggered.
In the present invention, the texture grooves 2 for being distributed in bit body surface significantly reduce cutter head side and bore
The contact area between material is cut, to reduce drilling resistance, improves cutter head drilling speed.From the thickness direction of bit body 1
On see, cutter head top sword is corrugated, is conducive to the chip removal and cooling of drilling process in this way, and structure design not only facilitates raising
Drilling sharpness, moreover it is possible to guarantee that it cuts stability and safety.
Based on above-mentioned basic conception, the utility model proposes following prioritization schemes:
Scheme one
Please refer to Fig. 4 and Fig. 5, wherein Fig. 4 is the knot of diamond bit cutter head in the first embodiment of the utility model
Structure schematic diagram；Fig. 5 is the top view of Fig. 4.
Texture grooves 2 are improved, texture grooves 2 be along work direction of rotation (after i.e. cutter head is installed on matrix 4,
When carrying out drilling operation to material, direction that cutter head rotate with matrix 4) setting that turns forward tilting groove structure, tie
The both ends of structure groove 2 extend through the top and bottom end of bit body 1, on the lateral surface and medial surface of bit body 1
It is provided with texture grooves 2.
In scheme one, the utility model reduces drilling resistance by changing the surface shape of cutter head, in the table of cutter head
Face is provided with the texture grooves 2 of bias type, and texture grooves 2 and the short transverse of bit body are angled, texture grooves 2
Top turns forward, i.e., the extending direction of texture grooves 2 is consistent with chip removal direction when its drilling operation, can guarantee to cut in this way
It cuts clast and passes through texture grooves 2 and discharge.
In the lateral surface of bit body 1 (bit body 1 in the state of vertical place, from positive view cutter head sheet
Body 1, the leading flank of above-mentioned lateral surface, that is, bit body 1) and the medial surface of bit body 1 (bit body 1 is being placed vertically
In the state of, from positive view bit body 1, the trailing flank of above-mentioned medial surface, that is, bit body 1) it is both provided with structure
Groove 2.
Also, it is set to the texture grooves 2 and the knot for the trailing flank for being set to bit body 1 of the leading flank of bit body 1
Structure groove 2 is staggered along work direction of rotation, i.e., from cutter head thickness direction, cutting top surface side sword is corrugated.
Scheme two
Please refer to Fig. 6 and Fig. 7, wherein Fig. 6 is the knot of diamond bit cutter head in second of embodiment of the utility model
Structure schematic diagram；Fig. 7 is the top view of Fig. 6.
Texture grooves 2 are improved, only the setting structure groove 2 on the lateral surface of bit body 1, in the present embodiment
In, the texture grooves 2 being arranged on 1 lateral surface of bit body are the dovetail groove with regular length, also, in cutter head sheet
A plurality of texture grooves 2 are provided on the lateral surface of body 1, whole 2 length of texture grooves is consistent.
Texture grooves 2 include upper through texture grooves 2a and lower through texture grooves 2b.Wherein, above recessed through structure
The top of bit body 1 is run through in the upper end of slot 2a, is above enclosed construction through the lower end of texture grooves 2a；It is recessed through structure down
The bottom end of bit body 1 is run through in the lower end of slot 2b, and the lower upper end through texture grooves 2b is enclosed construction.Also, along work
Texture grooves 2a and the lower texture grooves 2b that runs through above are run through in setting interspersed on the lateral surface of bit body 1 in direction of rotation.
It is upper that texture grooves 2a is provided at least two, along the length direction of bit body 1, with bit body 1
Perpendicular bisector is symmetrical center line, whole upper texture grooves 2a that runs through is symmetrical arranged；It is provided at least through texture grooves 2b down
One, run through knot under the length direction of bit body 1, by symmetrical center line, the lower of whole of the perpendicular bisector of bit body 1
Structure groove 2b is symmetrical arranged.
Above-mentioned texture grooves 2 about bit body 1 perpendicular bisector (vertical centerline) symmetrically, texture grooves 2 are only arranged
In on the lateral surface of bit body 1.In the present embodiment, above run through there are two texture grooves 2a settings, it is lower to run through texture grooves
2b is provided with one, can intuitively distinguish in this way to the upper end and lower end of bit body 1 very much, due to top sword setting
In the upper end of bit body 1, so above structure distinguishes the setting position of top sword in which can be convenient.
Scheme three
Please refer to Fig. 8 and Fig. 9, wherein Fig. 8 is the knot of diamond bit cutter head in the third embodiment of the utility model
Structure schematic diagram；Fig. 9 is the top view of Fig. 8.
Texture grooves 2 are improved, texture grooves 2 be provided with it is multiple, along the length direction of bit body 1, with knife
The perpendicular bisector (vertical centerline) of head ontology 1 is symmetrical center line, whole texture grooves 2 are symmetrical arranged；Whole structures is recessed
Successively arranged at equal intervals are arranged slot 2 along the length direction of bit body 1, and the top of bit body 1 is run through in the upper end of texture grooves 2
End setting, the lower end of texture grooves 2 are enclosed construction；Texture grooves 2 to its in whole texture grooves 2, from centre
Both sides extension, the setting length of texture grooves 2 are incremented by successively.
In the present embodiment, fluted group is formed by whole texture grooves 2, is each provided with one in the two sides of groove group
Auxiliary tank 3, auxiliary tank 3 are set on the lateral surface of bit body, the both ends of auxiliary tank 3 extend through the top of bit body with
And bottom end setting.
It is inconsistent in 2 length of texture grooves that the surface of bit body 1 is arranged, also, texture grooves 2 are about cutter head sheet
Symmetrically, in the present embodiment, texture grooves 2 are on the cutting top close to bit body 1 to the perpendicular bisector (vertical centerline) of body 1
The structure that the two sides side in face carries out is improved, therefore, can the cutting top surface clearly to bit body 1 distinguish,
Structure design distinguishes cutting top surface and welding surface convenient for operator when welding, to eliminate maloperation
Hidden danger.
Scheme four
Please refer to Figure 10 and Figure 11, wherein Figure 10 is diamond bit cutter head in the 4th kind of embodiment of the utility model
Structural schematic diagram；Figure 11 is the top view of Figure 10.
Texture grooves 2 are improved, texture grooves 2 include pre-structure groove 2c and rear texture grooves 2d, preceding knot
Structure groove 2c is set on the leading flank of bit body, and rear texture grooves 2d is set on the trailing flank of bit body.Also, it is preceding
The upper end of texture grooves 2c is arranged through the top of bit body, and the lower end of pre-structure groove 2c is enclosed construction, pre-structure
Groove 2c is provided with multiple, is arranged successively setting at equal intervals along work direction of rotation, whole pre-structure groove 2c；Structure is recessed afterwards
The upper end of slot 2d is arranged through the top of bit body, and the lower end of rear texture grooves 2d is enclosed construction, rear texture grooves 2d
It is provided with multiple, is arranged successively setting at equal intervals along work direction of rotation, whole rear texture grooves 2d.
In the present embodiment, 2 length of all texture grooves being arranged on the surface of bit body 1 is consistent, also, only structure
The top of bit body 1, the bottom end closure of texture grooves 2, pre-structure groove 2c and rear texture grooves 2d are run through in the top of groove 2
Setting length it is identical；It is staggered along work direction of rotation, pre-structure groove 2c and rear texture grooves 2d.From cutter head thickness side
It looks up, cutting top surface side sword is corrugated, can be with since cutting top surface side cutlery has apparent structure feature
Clearly the cutting top surface of bit body 1 is distinguished, structure design is when welding convenient for operator to cutting
Top surface and welding surface distinguish, to eliminate the hidden danger of maloperation.
Texture grooves 2 described in embodiments above run through bit body 1, the i.e. end of texture grooves 2 from bit body 1
End get through；The end-enclosed of texture grooves 2 described in embodiments above, i.e., in the surface of bit body 1, texture grooves
End of 2 end not through bit body 1.
The utility model additionally provides a kind of diamond bit, includes matrix 4, and matrix 4 is made of stainless steel
Steel substrate, the top surface of matrix 4 are rounded face, and under normal circumstances, matrix 4 is whole to be designed using cylindrical structure, be in this way for
Guarantee cutter avoids it from vibrating when rotating at high speed, improves its job stability.In on the top surface of matrix 4 and positioned at it
Cutter head is provided on the position of outer rim, cutter head is provided with multiple, whole cutter heads and sets at equal intervals around the top surface outer rim of matrix 4
It sets.In diamond bit provided by the utility model, the cutter head being arranged on matrix 4 is such as above-mentioned diamond bit knife
Head.Specifically, cutter head is fixedly connected with matrix 4 using welding manner.
The utility model uses powder metallurgical technique, and diamond bit cutter head is mixed by metal powder and diamond particles
Through Thermocompressed sintering and forming after uniformly, weld together after matrix 4 is machined with cutter head.The improvement of the utility model is conceived
Are as follows: there are texture grooves 2 in the surface forming of bit body.Compared with prior art, the utility model has the beneficial effects that: originally
Utility model can reduce the contact surface between cutter head side and drilling material by extruding regular groove in bit interface
The sharpness of cutter head thus can be improved to achieve the purpose that reduce drilling frictional force, increase chip removal and cooling capacity in product
And the safety used, solve the problems, such as that diamond bit is easy to appear damage due to its cutter head structure defect.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, for the skill of this field
For art personnel, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model, made
Any modification, equivalent substitution, improvement and etc., should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of diamond bit cutter head includes bit body (1), which is characterized in that
The bit body is arc-shaped flaky structure, is provided with texture grooves (2), the knot on the side of Yu Suoshu bit body
One end of structure groove is arranged through the top of the bit body, and the top surface of the bit body is cutting top surface, the cutting
The outer rim position that top surface and the two sides of the bit body are crossed to form is provided with cutting edge, and the texture grooves run through institute
The aperture position for stating the top of bit body forms fluted side sword, and the cutting edge connect and formed with groove side sword
There is a complete cutting top surface side sword.
2. diamond bit cutter head according to claim 1, which is characterized in that
The texture grooves are the inclined groove of setting of turning forward along work direction of rotation, the both ends difference of the texture grooves
Through the top and bottom end of the bit body, the knot is provided on the lateral surface and medial surface of the bit body
Structure groove.
3. diamond bit cutter head according to claim 2, which is characterized in that
It is set to the texture grooves and the institute for the trailing flank for being set to the bit body of the leading flank of the bit body
Texture grooves are stated to be staggered along work direction of rotation.
4. diamond bit cutter head according to claim 1, which is characterized in that
In being provided with the texture grooves on the lateral surface of the bit body, the texture grooves include upper recessed through structure
Slot (2a) and lower run through texture grooves (2b)；
The top of the bit body is run through in the upper upper end through texture grooves, and the upper lower end through texture grooves is
Enclosed construction；
The bottom end of the bit body is run through in the lower lower end through texture grooves, and the lower upper end for running through texture grooves is
Enclosed construction；
Along the direction of rotation that works, the upper texture grooves and the lower texture grooves that run through of running through in the outside of the bit body
Intert setting on face.
5. diamond bit cutter head according to claim 4, which is characterized in that
The upper texture grooves that run through are provided at least two, along the length direction of the bit body, with the cutter head sheet
The perpendicular bisector of body is symmetrical center line, whole described upper arranged symmetrically through texture grooves；
The lower texture grooves that run through are provided at least one, under the length direction of the bit body, with the cutter head sheet
The perpendicular bisector of body be symmetrical center line, it is whole it is described under be symmetrical arranged through texture grooves.
6. diamond bit cutter head according to claim 1, which is characterized in that
The texture grooves be provided with it is multiple, along the length direction of the bit body, with the perpendicular bisector of the bit body
It is symmetrical arranged for symmetrical center line, whole texture grooves；
Successively arranged at equal intervals are arranged whole texture grooves along the length direction of the bit body, and the structure is recessed
The upper end of slot is arranged through the top of the bit body, and the lower end of the texture grooves is enclosed construction；
Extension, the texture grooves are set in whole texture grooves, from the intermediate texture grooves to its both sides
It is incremented by successively to set length.
7. diamond bit cutter head according to claim 6, which is characterized in that
Fluted group is formed by whole texture grooves, the two sides of Yu Suoshu groove group are each provided with an auxiliary tank (3),
The auxiliary tank is set on the lateral surface of the bit body, and the both ends of the auxiliary tank extend through the bit body
Top and bottom end setting.
8. diamond bit cutter head according to claim 1, which is characterized in that
The texture grooves include that pre-structure groove (2c) and rear texture grooves (2d), the pre-structure groove are set to institute
It states on the leading flank of bit body, the rear texture grooves are set on the trailing flank of the bit body；
The upper end of the pre-structure groove is arranged through the top of the bit body, and the lower end of the pre-structure groove is closing
Formula structure, the pre-structure groove be provided with it is multiple, at equal intervals successively along work direction of rotation, whole pre-structure grooves
It is arranged；
The upper end of texture grooves is arranged through the top of the bit body after described, and the lower end of the rear texture grooves is closing
Formula structure, it is described after texture grooves be provided with it is multiple, along work direction of rotation, it is whole it is described after texture grooves at equal intervals successively
It is arranged.
9. diamond bit cutter head according to claim 8, which is characterized in that
The pre-structure groove is identical as the rear setting length of texture grooves；
It is staggered along work direction of rotation, pre-structure groove and the rear texture grooves.
10. a kind of diamond bit includes matrix (4), the top surface of described matrix is rounded face, on the top surface of described matrix
And be located on the position of its outer rim and be provided with cutter head, the cutter head is provided with multiple, whole cutter heads around described matrix
Top surface outer rim be arranged at equal intervals, which is characterized in that
The cutter head is diamond bit cutter head as described in any one of claim 1 to 9；
The cutter head and described matrix are welded to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821456882.2U CN209239135U (en) | 2018-09-06 | 2018-09-06 | Diamond bit cutter head and diamond bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821456882.2U CN209239135U (en) | 2018-09-06 | 2018-09-06 | Diamond bit cutter head and diamond bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209239135U true CN209239135U (en) | 2019-08-13 |
Family
ID=67517508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821456882.2U Active CN209239135U (en) | 2018-09-06 | 2018-09-06 | Diamond bit cutter head and diamond bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209239135U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021129512A1 (en) * | 2019-12-24 | 2021-07-01 | 桂林创源金刚石有限公司 | High-speed high-efficiency drill bit |
-
2018
- 2018-09-06 CN CN201821456882.2U patent/CN209239135U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021129512A1 (en) * | 2019-12-24 | 2021-07-01 | 桂林创源金刚石有限公司 | High-speed high-efficiency drill bit |
| JP7412042B2 (en) | 2019-12-24 | 2024-01-12 | 桂林創源金剛石有限公司 | Fast and efficient drill bit |
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