CN105619040A - Manufacturing method for multifunctional drill - Google Patents
Manufacturing method for multifunctional drill Download PDFInfo
- Publication number
- CN105619040A CN105619040A CN201511027048.2A CN201511027048A CN105619040A CN 105619040 A CN105619040 A CN 105619040A CN 201511027048 A CN201511027048 A CN 201511027048A CN 105619040 A CN105619040 A CN 105619040A
- Authority
- CN
- China
- Prior art keywords
- diamond
- drill bit
- manufacture method
- parts
- functional drill
- Prior art date
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2226/00—Materials of tools or workpieces not comprising a metal
- B23B2226/31—Diamond
Abstract
The invention discloses a manufacturing method for a multifunctional drill, and relates to the technical field of drilling tool machining. The manufacturing method comprises the following steps that 1, a diamond is subjected to ultrasonic cleaning; 2, a diamond compact is manufactured through a hot-pressing sintering method; 3, a graphite mold is taken down after cooling, machining is carried out to remove burrs, and a gate is machined; 4, an impregnated diamond segment is manufactured in a hot-pressing sintering manner; and 5, the impregnated diamond segment is welded on a rigid body through an ultrasonic electroplating method for manufacturing an impregnated diamond tooth. The multifunctional drill is manufactured through the method of combining the hot-pressing sintering method and the low-pressure electroplating method, and the matrix formulation during hot-pressing sintering is improved; and the impregnated diamond segment is ultrasonically cleaned and electroplated, the electroplating time is shortened, the stress of the drill is lowered, bezel setting on the diamond is enhanced, and therefore the drilling efficiency of the drill is greatly improved, and the service life of the drill is greatly prolonged. The multifunctional drill manufactured through the method is short in production period, wide in application range, higher in drilling efficiency and longer in service life.
Description
Technical field
The present invention relates to drilling tool processing technique field, it is specifically related toThe manufacture method of a kind of multi-functional drill bit��
Background technology
The multi-functional drill bit that the present invention relates to comprises the wing combined by diamond cast tooth and composite sheet. At present, manufacture method many employings hot pressing sintering method of composite sheet, is adopted the metal alloy powders such as wolfram varbide as carcass main raw, has been sintered by mould heat pressure under the high temperature conditions. But carbon tungsten alloy powder cost height, carcass bending strength is low and hardness is not enough, and the bit life produced is shorter, and drilling efficiency is undesirable.
The current more advanced manufacture method of diamond cast tooth is the method adopting hot pressed sintering to combine with cold galvanising, and first hot pressed sintering makes impregnated diamond segment, then by impregnated diamond segment cold galvanising on rigid body. But the common electro-plating method plating cycle is long, the only electrolytic coating of 5cm, the plating cycle will 7 to 10 days, fringing effect is obvious, and has block phenomenon to occur in drilling process.
Summary of the invention
For the defect existed in prior art, it is an object of the invention to provideThe manufacture method of a kind of multi-functional drill bit, with short production cycle, applied widely, there is better drilling efficiency and life-span.
For reaching above object, the technical scheme that the present invention takes is:The manufacture method of a kind of multi-functional drill bit, described multi-functional drill bit comprises: a frame of the bit; Six wings, described wing centrosymmetry is located on described frame of the bit, and adjacent described wing is respectively equipped with diamond cast tooth and composite sheet; At least one mouth of a river, the described mouth of a river is located on frame of the bit between wing; Described manufacture method comprises the following steps: step 1: ultrasonic cleaning diamond; Step 2: adopt hot pressing sintering method sintering to make composite sheet; Step 3: unload graphite jig after cooling, carries out mechanical workout fin cutting, the processing mouth of a river; Step 4: hot pressed sintering makes impregnated diamond segment; Step 5: adopt ultrasonic wave electrochemical plating to be soldered on rigid body to make diamond cast tooth by impregnated diamond segment edge.
On the basis of such scheme, step 1 comprises: after machinery fin cutting, first deoils with organic solvent, then adopts phosphoric acid to do erosion liquid, diamond to be washed is put into and adds the anti-corrosion container corroding liquid and put into ultrasonic cleaning tank again and carry out ultrasonic cleaning, clean 2 minutes under room temperature.
On the basis of such scheme, step 2 comprises: the diamond of carcass powder and 150��300 order sizes is put into graphite jig jointly, the position that the reserved mouth of a river and impregnated diamond segment are inlayed in graphite jig, temperature 800��900 degrees Celsius, when pressure 20��25MPa, hot pressed sintering makes composite sheet.
On the basis of such scheme, step 4 comprises: Buddha's warrior attendant stone and carcass powder mixing are put into graphite jig, and temperature 800��900 degrees Celsius, when pressure 20��25MPa, hot pressed sintering makes impregnated diamond segment.
On the basis of such scheme, by mass parts, described carcass powder comprises the iron copper nickel prealloy powder of 50��60 parts, the cobalt of 10��15 parts, the copper tin of 15��20 parts, the manganese of 3��6 parts, the rare earth alloy powder of 1.5��2 parts.
On the basis of such scheme, by mass parts, described iron copper nickel prealloy powder comprises the iron of 50��60 parts, the copper of 15��20 parts, the nickel of 20��35 parts.
On the basis of such scheme, described iron copper nickel prealloy powder, cobalt, copper tin, manganese, rare earth alloy powder size are 400 orders.
On the basis of such scheme, step 5 comprises: be embedded on rigid body by impregnated diamond segment, ultrasonic wave electrochemical plating are adopted to be 3.5��4.0 in PH value, temperature 35��45 degrees Celsius, is welded on the wing of frame of the bit to make diamond cast tooth by impregnated diamond segment plating under cathode current density 3.0 amperes of/square decimeter of conditions.
On the basis of such scheme, the solution composition that in step 5, ultrasonic wave electrochemical plating adopt is: rose vitriol 10��15g/L, single nickel salt 220��250g/L, sodium-chlor 15��20g/L, boric acid 30��45g/L, rare earth 1��2g/L, surplus is water.
Compared with prior art, it is an advantage of the current invention that: the method that the present invention adopts hot pressing sintering method and low tension plating method to combine makes a kind of multi-functional drill bit, matrix formula when not only improving hot pressed sintering, also adopt ultrasonic cleaning and impregnated piece of electroplated diamond, shorten electroplating time, reduce drill bit stress, strengthen and plate adamantine, thus significantly improve drilling efficiency and the life-span of drill bit. Adopt the inventive method to manufacture the multi-functional drill produced cycle short, applied widely, there is better drilling efficiency and life-span.
Accompanying drawing explanation
Fig. 1For the plane signal of the multi-functional drill bit of the embodiment of the present inventionFigure;
In figure: 1-frame of the bit, 2-wing, 3-diamond cast tooth, 4-composite sheet, the 5-mouth of a river.
Embodiment
Below in conjunction withAccompanying drawingAnd the present invention is described in further detail by embodiment.
SeeFig. 1Shown in, the embodiment of the present invention providesThe manufacture method of a kind of multi-functional drill bit. Multi-functional drill bit comprises: a frame of the bit 1; Six wings 2, wing 2 centrosymmetry is located on frame of the bit 1, and adjacent wing 2 is respectively equipped with diamond cast tooth 3 and composite sheet 4; At least one mouth of a river 5, the mouth of a river 5 is located on frame of the bit 1 between wing 2. This multi-functional drill bit arranges diamond cast tooth 3 and composite sheet 4 respectively on adjacent wing 2, diamond cast tooth 3 has extremely good grinding function, composite sheet 4 has extremely good cutting function, ensure that the applied widely of drill bit, shock resistance and good toughness, increase substantially work-ing life and the drilling effect of drill bit, it is applicable to various bad ground.
Its manufacture method comprises the following steps: step 1: ultrasonic cleaning diamond; Step 2: adopt hot pressing sintering method to make composite sheet 4; Step 3: unload graphite jig after cooling, carries out mechanical workout fin cutting, the processing mouth of a river 5; Step 4: hot pressed sintering makes impregnated diamond segment; Step 5: adopt ultrasonic wave electrochemical plating to be soldered on rigid body to make diamond cast tooth 3 by impregnated diamond segment edge.
Step 1 comprises: after machinery fin cutting, first deoils with organic solvent, then adopts phosphoric acid to do erosion liquid, is put into by diamond to be washed and adds the anti-corrosion container corroding liquid and put into ultrasonic cleaning tank again and carry out ultrasonic cleaning, cleans 2 minutes under room temperature. Metal has the feature of the acoustic resistance Chinese People's Anti-Japanese Military and Political College, it may also be useful to ultrasonic wave carry out the greasy dirt on its surface of physical cleaning and oxide effect good.
Step 2 comprises: the diamond of carcass powder and 150��300 order sizes is put into graphite jig jointly, the position that the reserved mouth of a river 5 and impregnated diamond segment are inlayed in graphite jig, temperature 800��900 degrees Celsius, when pressure 20��25MPa, hot pressed sintering makes composite sheet 4. Step 4 comprises: Buddha's warrior attendant stone and carcass powder mixing are put into graphite jig, and temperature 800��900 degrees Celsius, when pressure 20��25MPa, hot pressed sintering makes impregnated diamond segment. Carcass powder used in step 2 and step 4, by mass parts, comprises the iron copper nickel prealloy powder of 50��60 parts, the cobalt of 10��15 parts, the copper tin of 15��20 parts, the manganese of 3��6 parts, the rare earth alloy powder of 1.5��2 parts. Iron copper nickel prealloy powder, by mass parts, comprises the iron of 50��60 parts, the copper of 15��20 parts, the nickel of 20��35 parts. Iron copper nickel prealloy powder, cobalt, copper tin, manganese, rare earth alloy powder size are 400 orders. Iron copper nickel prealloy is adopted to replace wolfram varbide to improve carcass intensity as carcass main ingredient and reduce cost. Carcass powder adds bending strength and hardness that rare earth element can improve carcass, reduces alloy melting point, improve tyre-e/or performance.
Step 5 comprises: be embedded on rigid body by impregnated diamond segment, ultrasonic wave electrochemical plating are adopted to be 3.5��4.0 in PH value, temperature 35��45 degrees Celsius, is welded on the wing 2 of frame of the bit 1 to make diamond cast tooth 3 by impregnated diamond segment plating under cathode current density 3.0 amperes of/square decimeter of conditions. The solution composition wherein adopted is: rose vitriol 10��15g/L, single nickel salt 220��250g/L, sodium-chlor 15��20g/L, boric acid 30��45g/L, rare earth 1��2g/L, and surplus is water. Adopt ultrasonic wave electrochemical plating electroplated diamond can shorten electroplating time, reduce drill bit stress, strengthen and plate adamantine.
ThisInventionThe multi-functional drill produced cycle produced is short, and the plating cycle is 2��3 days, applied widely, has better drilling efficiency and life-span: it is 166m that drill bit creeps into mean lifetime, and average timeliness is 3.5m/h.
Claims (9)
1. a manufacture method for multi-functional drill bit, its feature exists: described multi-functional drill bit comprises: a frame of the bit (1); Six wings (2), described wing (2) centrosymmetry is located on described frame of the bit (1), and adjacent described wing (2) is respectively equipped with diamond cast tooth (3) and composite sheet (4); At least one mouth of a river (5), the described mouth of a river (5) are located between the upper wing (2) of frame of the bit (1);
Described manufacture method comprises the following steps:
Step 1: ultrasonic cleaning diamond;
Step 2: adopt hot pressing sintering method sintering to make composite sheet (4);
Step 3: unload graphite jig after cooling, carries out mechanical workout fin cutting, the processing mouth of a river (5);
Step 4: hot pressed sintering makes impregnated diamond segment;
Step 5: adopt ultrasonic wave electrochemical plating to be soldered on rigid body to make diamond cast tooth (3) by impregnated diamond segment edge.
2. the manufacture method of a kind of multi-functional drill bit as described in the appended claim 1, it is characterized in that: step 1 comprises: after machinery fin cutting, first deoil with organic solvent, phosphoric acid is adopted to do erosion liquid again, diamond to be washed is put into and adds the anti-corrosion container corroding liquid and put into ultrasonic cleaning tank again and carry out ultrasonic cleaning, clean 2 minutes under room temperature.
3. the manufacture method of a kind of multi-functional drill bit as described in the appended claim 1, it is characterized in that, step 2 comprises: the diamond of carcass powder and 150��300 order sizes is put into graphite jig jointly, the position that the reserved mouth of a river (5) and impregnated diamond segment are inlayed in graphite jig, temperature 800��900 degrees Celsius, when pressure 20��25MPa, hot pressed sintering makes composite sheet (4).
4. the manufacture method of a kind of multi-functional drill bit as described in the appended claim 1, it is characterized in that, step 4 comprises: Buddha's warrior attendant stone and carcass powder mixing are put into graphite jig, and temperature 800��900 degrees Celsius, when pressure 20��25MPa, hot pressed sintering makes impregnated diamond segment.
5. the manufacture method of a kind of multi-functional drill bit as described in claim 3 or 4, it is characterised in that: by mass parts, described carcass powder comprises the iron copper nickel prealloy powder of 50��60 parts, the cobalt of 10��15 parts, the copper tin of 15��20 parts, the manganese of 3��6 parts, the rare earth alloy powder of 1.5��2 parts.
6. the manufacture method of a kind of multi-functional drill bit as claimed in claim 5, it is characterised in that: by mass parts, described iron copper nickel prealloy powder comprises the iron of 50��60 parts, the copper of 15��20 parts, the nickel of 20��35 parts.
7. the manufacture method of a kind of multi-functional drill bit as claimed in claim 5, it is characterised in that: described iron copper nickel prealloy powder, cobalt, copper tin, manganese, rare earth alloy powder size are 400 orders.
8. the manufacture method of a kind of multi-functional drill bit as described in the appended claim 1, it is characterized in that, step 5 comprises: be embedded on rigid body by impregnated diamond segment, ultrasonic wave electrochemical plating are adopted to be 3.5��4.0 in PH value, temperature 35��45 degrees Celsius, is welded on the wing (2) of frame of the bit (1) to make diamond cast tooth (3) by impregnated diamond segment plating under cathode current density 3.0 amperes of/square decimeter of conditions.
9. the manufacture method of a kind of multi-functional drill bit as described in the appended claim 1, it is characterised in that: the solution composition that in step 5, ultrasonic wave electrochemical plating adopt is: rose vitriol 10��15g/L, single nickel salt 220��250g/L, sodium-chlor 15��20g/L, boric acid 30��45g/L, rare earth 1��2g/L, surplus is water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511027048.2A CN105619040B (en) | 2015-12-31 | 2015-12-31 | A kind of manufacturing method of Multifunctional drill |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511027048.2A CN105619040B (en) | 2015-12-31 | 2015-12-31 | A kind of manufacturing method of Multifunctional drill |
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| CN105619040A true CN105619040A (en) | 2016-06-01 |
| CN105619040B CN105619040B (en) | 2018-07-03 |
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| CN201511027048.2A Active CN105619040B (en) | 2015-12-31 | 2015-12-31 | A kind of manufacturing method of Multifunctional drill |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112391657A (en) * | 2020-10-29 | 2021-02-23 | 江西上品金刚石工具科技有限公司 | Method for electroplating diamond drill bit by utilizing ultrasonic waves |
| CN115055927A (en) * | 2022-07-01 | 2022-09-16 | 吉安富奇精密制造有限公司 | Preparation method of high-strength high-temperature-resistant numerical control drill bit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112391657A (en) * | 2020-10-29 | 2021-02-23 | 江西上品金刚石工具科技有限公司 | Method for electroplating diamond drill bit by utilizing ultrasonic waves |
| CN115055927A (en) * | 2022-07-01 | 2022-09-16 | 吉安富奇精密制造有限公司 | Preparation method of high-strength high-temperature-resistant numerical control drill bit |
| CN115055927B (en) * | 2022-07-01 | 2024-02-09 | 吉安富奇精密制造有限公司 | Preparation method of high-strength high-temperature-resistant numerical control drill bit |
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| Publication number | Publication date |
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| CN105619040B (en) | 2018-07-03 |
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Effective date of registration: 20180601 Address after: 050000 Luancheng District, Shijiazhuang, Hebei Province, East Kecun North Applicant after: SHIJIAZHUANG JINBOHUI TOOLS CO., LTD. Address before: 430074 5 fortune two road, East Lake New Technology Development Zone, Wuhan, Hubei Applicant before: WUHAN JIANGZUAN HENGLI ENGINEERING DRILLING TOOLS CO., LTD. |
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