CN108213474A - A kind of carbide bit and welding method - Google Patents
A kind of carbide bit and welding method Download PDFInfo
- Publication number
- CN108213474A CN108213474A CN201711310163.XA CN201711310163A CN108213474A CN 108213474 A CN108213474 A CN 108213474A CN 201711310163 A CN201711310163 A CN 201711310163A CN 108213474 A CN108213474 A CN 108213474A
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- CN
- China
- Prior art keywords
- cutter
- cutter head
- welded
- knife
- outer side
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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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
- B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
- B23B27/18—Cutting tools of which the bits or tips or cutting inserts are of special material with cutting bits or tips or cutting inserts rigidly mounted, e.g. by brazing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K13/00—Welding by high-frequency current heating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
A kind of carbide bit and welding method belong to machine tool technical field.There is tapered cylinder hole in the end face of cutter hub, the top welding cutter head of center cutter hub, the upper surface of cutter head has upper conical cylinder pointed into upper point of a knife, the lower face of cutter head also has inferior pyramidal cylinder pointed into lower point of a knife, there is the first cambered surface in the side of cutter head respectively, second cambered surface, first outer side knife surface and the second outer side knife surface, first cambered surface forms the first cutting blade with the second outer side knife surface in the upper surface of cutter head, second cambered surface forms the second cutting blade with the first outer side knife surface in the upper surface of cutter head, it is left-handed cutter during using the upper surface of cutter head as cutter tip, it is dextrorotation cutter during using the lower face of cutter head as cutter tip.It is an advantage of the invention that above and below two conical points during reversing of position, the left-right rotary direction of helicla flute also converts therewith, and this carbide bit materials save, and are simple to manufacture, facilitate production management, substantially reduces production cost, and left-handed spiral configuration is integrally solved with right-handed spiral configuration.
Description
Technical field
The present invention relates to a kind of carbide bit and welding methods, belong to machine tool technical field.
Background technology
The left-handed and dextrorotation of hard alloy counter bore bit point, current raw material carbide bit will also divide left-handed and right
Rotation, the carbide bit inconvenience warehouse used at present and production management, produce carbon steel cutter hub processing technology and the weldering of drill bit
Connect technological requirement height.
Invention content
For overcome the deficiencies in the prior art, the present invention provides a kind of carbide bit and welding method.
There are tapered cylinder hole in a kind of hard alloy cutter, the end face of cutter hub, and cutter head is welded on the top of center cutter hub, cutter head
Upper surface has upper conical cylinder pointed into upper point of a knife, and the lower face of cutter head also has inferior pyramidal cylinder pointed into lower point of a knife, cutter head
There are the first cambered surface, the second cambered surface, the first outer side knife surface and the second outer side knife surface, the first cambered surface and the second outer side knife surface in side respectively
The first cutting blade is formed in the upper surface of cutter head, the second cambered surface forms the second cutting blade with the first outer side knife surface in the upper surface of cutter head,
It is left-handed cutter during using the upper surface of cutter head as cutter tip, using the lower face of cutter head as cutter tip when is dextrorotation cutter.
First cambered surface and the second cambered surface are helical flute.Upper conical cylinder point or inferior pyramidal cylinder point and cutter hub taper
Cylindrical hole is connected.
A kind of carbide bit welding method, the high-frequency ring of bonding machine connect cutter head to be welded, and cutter head to be welded is placed
On cutter hub to be welded, bed piece support workbench, workbench jockey, fixture clamping cutter hub to be welded, machine tool chief axis company
Main shaft compression bar is connect, main shaft compression bar is pressed on cutter head to be welded, contains following steps；Cutter hub to be welded is clamped in fixture, is treated
Welding cutter hub welding surface coats soldering paste and puts sandwich weld tabs, and the cutter head conical points to be welded for being coated with soldering paste are aligned knife to be welded
The corresponding welding surface groove of body, hand of spiral locating bar is to just, main shaft compression bar is downwardly applied to 5 kilograms of pressure, uses high frequency
Welder.
The temperature of welding is 550 DEG C -600 DEG C, and weld interval is 15-20 seconds, and welding is completed.
It is an advantage of the invention that above and below two conical points during reversing of position, the left-right rotary direction of helicla flute also converts therewith,
This carbide bit materials save, and are simple to manufacture, facilitate production management, substantially reduce production cost, left-handed spiral configuration and dextrorotation
Structural integrity solves.
Carbide bit production hard alloy counter bore bit facilitates the management of each department, and processing welding is simple, and
Cemented carbide material is saved, reduces cost, energy conservation and environmental protection.
Description of the drawings
When considered in conjunction with the accompanying drawings, by referring to following detailed description, can more completely more fully understand the present invention with
And easily learn many of which with the advantages of, but attached drawing described herein is used to provide further understanding of the present invention,
The part of the present invention is formed, the illustrative embodiments of the present invention and their descriptions are used to explain the present invention, does not form to this hair
Bright improper restriction, such as figure are wherein：
Fig. 1 is the cutter head structure stereoscopic schematic diagram of the present invention.
Fig. 2 is the cutter head side structure schematic diagram of the present invention.
Fig. 3 is the processing method schematic diagram of the present invention.
Fig. 4 is the cutter structure schematic diagram of the present invention.
The present invention is further described with reference to the accompanying drawings and examples.
Specific embodiment
Obviously, those skilled in the art belong to the guarantor of the present invention based on many modifications and variations that spirit of the invention is done
Protect range.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative " one " used herein, " one
It is a ", " described " and "the" may also comprise plural form.It is to be further understood that is used in the specification of the present invention arranges
Diction " comprising " refers to there are the feature, integer, step, operation, element and/or component, but it is not excluded that presence or addition
Other one or more features, integer, step, operation, element, component and/or their group.It should be understood that when claiming element, group
When part is "connected" to another element, component, it can be directly connected to other elements either component or there may also be in
Between element or component.Wording "and/or" used herein includes any cell of one or more associated list items
With whole combinations.
Those skilled in the art of the present technique are appreciated that unless otherwise defined all terms used herein are (including technology art
Language and scientific terminology) there is the meaning identical with the general understanding of the those of ordinary skill in fields.
Embodiment 1：As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 4, a kind of carbide bit, upper/lower terminal has taper respectively
Point, forward and backward blade band helical flute, it is upper under, it is preceding with being in symmetric shape afterwards.
There are tapered cylinder hole in a kind of hard alloy cutter, the end face of cutter hub 19, and cutter head 1 is welded on the top of center cutter hub 19,
The upper surface of cutter head 1 has upper conical cylinder point 2 to form upper point of a knife, and the lower face of cutter head 1 also has 9 formation of inferior pyramidal cylinder point to cut
There are the first cambered surface 3, the second cambered surface 4, the first outer 5 and second outer side knife surface 6 of side knife surface, the first cambered surface in point, the side of cutter head 1 respectively
3 and second outer side knife surface 6 the upper surface of cutter head 1 formed the first cutting blade 8, the second cambered surface 4 and the first outer side knife surface 5 are in cutter head 1
Upper surface form the second cutting blade 7, using the upper surface of cutter head 1 as cutter tip when is left-handed cutter, using the lower face of cutter head 1 as
It is dextrorotation cutter during cutter tip.
First cambered surface 3 and the second cambered surface 4 are helical flute.
Upper conical cylinder point 2 or inferior pyramidal cylinder point 9 are connected with 19 tapered cylinder hole of cutter hub.
A kind of carbide bit welding method, the high-frequency ring 12 of bonding machine 17 connect cutter head 13 to be welded, knife to be welded
First 13 place on cutter hub 14 to be welded, and bed piece 16 supports workbench 15,15 jockey 18 of workbench, and the clamping of fixture 18 is treated
Cutter hub 14 is welded, machine tool chief axis 10 connects main shaft compression bar 11, and main shaft compression bar 11 is pressed on cutter head 13 to be welded, contains following step
Suddenly；Cutter hub 14 to be welded is clamped in fixture 18,14 welding surface of cutter hub to be welded coats soldering paste and puts sandwich weld tabs, will apply
13 conical points of cutter head to be welded for having soldering paste are directed at 14 corresponding welding surface groove of cutter hub to be welded, hand of spiral locating bar
To just, main shaft compression bar 11 is downwardly applied to 5 kilograms of pressure, to be welded with high-frequency induction welder 17, the temperature of welding is 550 DEG C -600 DEG C,
Weld interval is 15-20 seconds, and welding is completed.
Present invention welding is simple, no matter welding left-handed drill bit or welding dextrorotation drill bit, as long as by conical points above and below cutter head
U-turn welding is left-handed hard alloy counter bore bit semi-finished product or dextrorotation hard alloy counter bore bit semi-finished product.
The present invention can be to realize that automatic welding lays the first stone in the future.
A kind of carbide bit of the present invention is the blank raw material for producing hard alloy counter bore bit, hard alloy counterbore
Drill bit after carbide bit and the welding of carbon steel cutter hub by grinding-shaping by forming.
As described above, the embodiment of the present invention is explained in detail, as long as but essentially without this hair of disengaging
Bright inventive point and effect can have many deformations, this will be readily apparent to persons skilled in the art.Therefore, this
The variation of sample is also integrally incorporated within protection scope of the present invention.
Claims (5)
1. a kind of hard alloy cutter, it is characterised in that there are tapered cylinder hole, the top welding knife of center cutter hub in the end face of cutter hub
Head, the upper surface of cutter head have upper conical cylinder pointed into upper point of a knife, and the lower face of cutter head also has inferior pyramidal cylinder pointed into cutting
There are the first cambered surface, the second cambered surface, the first outer side knife surface and a second outer side knife surface in point, the side of cutter head respectively, the first cambered surface and the
Two outer side knife surfaces form the first cutting blade in the upper surface of cutter head, and the second cambered surface is formed with the first outer side knife surface in the upper surface of cutter head
Second cutting blade, using the upper surface of cutter head as cutter tip when are left-handed cutter, and using the lower face of cutter head as cutter tip when is right
Rotary knife has.
2. a kind of carbide bit according to claim 1, it is characterised in that the first cambered surface and the second cambered surface are spiral
Chip space.
3. a kind of carbide bit according to claim 1, it is characterised in that upper conical cylinder point or inferior pyramidal circle
Column point is connected with cutter hub tapered cylinder hole.
4. a kind of carbide bit welding method, it is characterised in that the high-frequency ring of bonding machine connects cutter head to be welded, to be welded
Cutter head is placed on cutter hub to be welded, bed piece support workbench, workbench jockey, and fixture clamps cutter hub to be welded, machine
Bed main shaft connection main shaft compression bar, main shaft compression bar are pressed on cutter head to be welded, contain following steps；Cutter hub to be welded is clamped in
In tool, cutter hub welding surface to be welded coats soldering paste and puts sandwich weld tabs, and the cutter head conical points to be welded for being coated with soldering paste are aligned
The corresponding welding surface groove of cutter hub to be welded, hand of spiral locating bar is to just, main shaft compression bar is downwardly applied to 5 kilograms of pressure
Power is welded with high-frequency induction welder.
5. a kind of carbide bit welding method according to claim 4, it is characterised in that the temperature of welding is 550
DEG C -600 DEG C, weld interval is 15-20 second, and welding is completion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711310163.XA CN108213474A (en) | 2017-12-11 | 2017-12-11 | A kind of carbide bit and welding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711310163.XA CN108213474A (en) | 2017-12-11 | 2017-12-11 | A kind of carbide bit and welding method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108213474A true CN108213474A (en) | 2018-06-29 |
Family
ID=62649346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711310163.XA Pending CN108213474A (en) | 2017-12-11 | 2017-12-11 | A kind of carbide bit and welding method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108213474A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1204126A (en) * | 1981-06-06 | 1986-05-06 | Gerhard Merten | Cutter bit assembly |
| CN102120286A (en) * | 2011-03-14 | 2011-07-13 | 刘晓明 | Method for welding double-metal drill reamer |
| CN102814532A (en) * | 2012-08-02 | 2012-12-12 | 泰兴市信达克刀具有限公司 | Method of V-shaped welding of solid carbide drill and solid carbide drill thereof |
| CN103600367A (en) * | 2013-10-14 | 2014-02-26 | 吴中区光福金怡五金配件厂 | Double-edged blade |
| CN203944887U (en) * | 2014-07-14 | 2014-11-19 | 江苏天工工具有限公司 | Double end fluted drill |
| CN105599074A (en) * | 2015-12-21 | 2016-05-25 | 浙江浪潮精密机械有限公司 | Carbide drill and machining process thereof |
| CN106424787A (en) * | 2016-10-26 | 2017-02-22 | 张家港市华扬冶金机械有限公司 | Detachable cutter capable of being used forwardly and reversely |
| CN207668533U (en) * | 2017-12-11 | 2018-07-31 | 深圳市鑫运祥精密刀具有限公司 | A kind of carbide bit |
-
2017
- 2017-12-11 CN CN201711310163.XA patent/CN108213474A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1204126A (en) * | 1981-06-06 | 1986-05-06 | Gerhard Merten | Cutter bit assembly |
| CN102120286A (en) * | 2011-03-14 | 2011-07-13 | 刘晓明 | Method for welding double-metal drill reamer |
| CN102814532A (en) * | 2012-08-02 | 2012-12-12 | 泰兴市信达克刀具有限公司 | Method of V-shaped welding of solid carbide drill and solid carbide drill thereof |
| CN103600367A (en) * | 2013-10-14 | 2014-02-26 | 吴中区光福金怡五金配件厂 | Double-edged blade |
| CN203944887U (en) * | 2014-07-14 | 2014-11-19 | 江苏天工工具有限公司 | Double end fluted drill |
| CN105599074A (en) * | 2015-12-21 | 2016-05-25 | 浙江浪潮精密机械有限公司 | Carbide drill and machining process thereof |
| CN106424787A (en) * | 2016-10-26 | 2017-02-22 | 张家港市华扬冶金机械有限公司 | Detachable cutter capable of being used forwardly and reversely |
| CN207668533U (en) * | 2017-12-11 | 2018-07-31 | 深圳市鑫运祥精密刀具有限公司 | A kind of carbide bit |
Non-Patent Citations (1)
| Title |
|---|
| 曹亚军: "数控铣床及加工中心操作与编程疑难问答", vol. 1, 沈阳科学技术出版社, pages: 119 - 124 * |
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