CN107855497A - A kind of multilayer carbonization quenching crushes and boring tool and its manufacture craft - Google Patents
A kind of multilayer carbonization quenching crushes and boring tool and its manufacture craft Download PDFInfo
- Publication number
- CN107855497A CN107855497A CN201711063085.8A CN201711063085A CN107855497A CN 107855497 A CN107855497 A CN 107855497A CN 201711063085 A CN201711063085 A CN 201711063085A CN 107855497 A CN107855497 A CN 107855497A
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- CN
- China
- Prior art keywords
- layer
- quenching
- branch
- boring tool
- carbonization
- 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.)
- Pending
Links
- 238000010791 quenching Methods 0.000 title claims abstract description 75
- 230000000171 quenching effect Effects 0.000 title claims abstract description 68
- 238000003763 carbonization Methods 0.000 title claims abstract description 49
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims abstract description 23
- 239000007787 solid Substances 0.000 claims abstract description 11
- 238000010276 construction Methods 0.000 claims abstract description 6
- 238000005266 casting Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 description 11
- 239000010959 steel Substances 0.000 description 11
- 238000005553 drilling Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000010437 gem Substances 0.000 description 1
- 229910001751 gemstone Inorganic materials 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/16—Casting in, on, or around objects which form part of the product for making compound objects cast of two or more different metals, e.g. for making rolls for rolling mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D19/00—Casting in, on, or around objects which form part of the product
- B22D19/08—Casting in, on, or around objects which form part of the product for building-up linings or coverings, e.g. of anti-frictional metal
- B22D19/085—Casting in, on, or around objects which form part of the product for building-up linings or coverings, e.g. of anti-frictional metal of anti-frictional metal
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/22—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for drills; for milling cutters; for machine cutting tools
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/36—Percussion drill bits
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Geochemistry & Mineralogy (AREA)
- Environmental & Geological Engineering (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of carbonization of multilayer to quench broken and boring tool, including the branch's layer being set in together at least two layers, defines layer centered on branch's layer at center, and the central core is solid construction, and the central core is through the Quenching Treatment that is carbonized；The wall thickness of branch's layer on the outside of the central core, which is respectively less than to be carbonized, quenches penetrating limiting value, and through be carbonized Quenching Treatment and the quenching that is carbonized it is penetrating.The invention also discloses a kind of carbonization of multilayer to quench broken and boring tool manufacture craft.The multilayer carbonization quenching of the present invention crushes and boring tool, substantially increases pliability and wearability, extends service life.
Description
Technical field
The present invention relates to technical field of engineering machinery, specifically, is related to a kind of multilayer carbonization and quenches broken and driller
Tool and its manufacture craft.
Background technology
In pavement breaking, housing demolition is broken and mining during, it is necessary to use quartering hammer, and in works such as probings
, it is necessary to use large-size drill in journey, during engineering jewel hole, large-scale impact drill is used.Existing quartering hammer includes drill steel, pricker
Bar includes connection handle and operation head, and drill steel directly contacts in shattering process with broken object, and stress is larger, therefore soft to drill steel
Toughness and wearability require higher, and drill bit directly contacts in drilling process with probing object, and stress is larger, therefore soft to drill bit
Toughness and wearability require also higher.At present, by the way that carbonization quenching technical taken drill steel and drill bit, improve drill steel and drill bit
Pliability and wearability, but existing carbonization quenching technical is impermeable to drill steel quenching, the maximum depth of quenching can only achieve
0.6mm, quenching carbonization, layer is relatively thin, and in actually broken or drilling operation, the easy stress of operation head collapses broken rupture, connection
The easy stress splitting in end and drill bit end away from operation head of the handle away from operation head so that the use longevity of drill steel and drill bit
Life is not grown.
The content of the invention
First technical problem to be solved by this invention be：One kind is provided to substantially increase pliability and wearability, prolong
The multilayer carbonization for having grown service life quenches broken and boring tool.
Second technical problem to be solved by this invention be：A kind of above-mentioned multilayer carbonization is provided and quenches broken and driller
The manufacture craft of tool.
To solve above-mentioned first technical problem, the technical scheme is that：
A kind of multilayer carbonization quenching crushes and boring tool, including the branch's layer being set in together at least two layers, in definition
Layer centered on branch's layer of the heart, the central core are solid construction, and the central core is through the Quenching Treatment that is carbonized；
The wall thickness of branch's layer on the outside of the central core, which is respectively less than to be carbonized, quenches penetrating limiting value, and through being carbonized at quenching
Manage and the quenching that is carbonized is penetrating.
Preferably, the diameter of the central core, which is less than, quenches penetrating limiting value, and central core carbonization quenching is penetrating.
Preferably, branch's layer is set with to form connection handle and operation head, and it is outer layer to define outermost branch's layer, described
The every layer of end of branch's layer away from the operation head on the inside of outer layer is provided with the extension extended laterally, the extension
Extend at the lateral wall of the outer layer.
Preferably, the operation head front end closing of every layer of branch's layer.
Preferably, all branch's layer casting are structure as a whole.
Preferably, it is interference fitted between adjacent branch's layer.
Preferably, the multilayer carbonization quenching is broken and boring tool is crushing hammar drill rod
Preferably, the multilayer carbonization quenching is broken and boring tool is drill bit.
To solve above-mentioned second technical problem, the technical scheme is that：
A kind of multilayer carbonization quenching crushes and the manufacture craft of boring tool, it is characterised in that comprises the following steps：
A, first cast one layer of solid branch's layer, by this layer of branch's layer Quenching Treatment；
B, at least one layer of wall thickness of successively being cast this layer of solid branch's layer periphery is less than the branch for quenching penetrating limiting value
Layer, and Quenching Treatment, make its quenching penetrating；
C, all branch's layers casting is structure as a whole, or adjacent two layers branch's layer interference fit.
After employing above-mentioned technical proposal, the beneficial effects of the invention are as follows：
The multilayer carbonization quenching of the present invention crushes and boring tool, including the branch's layer being set in together at least two layers, often
The layer quenched processing of branch's layer.The multilayer carbonization quenching of such a structure crushes and boring tool, takes multilayer branch layer, is set with
Formation, and carbonization Quenching Treatment is successively carried out, substantially increase multilayer carbonization and quench broken and boring tool entirety and be carbonized and quench
Fiery depth, overall carbonization quenching can be realized, improve multilayer carbonization and quench broken and boring tool pliability and wearability,
Front end is not allowed broken in actual use, and the rearward end ability that is hit is strong, is not easy to cleave, extends service life.
The multilayer carbonization quenching of the present invention crushes and boring tool, the every layer of end of branch's layer away from the operation head
Provided with the extension extended laterally, the extension is extended at the lateral wall of outermost branch's layer.Such a structure it is more
Layer carbonization quenching crushes and boring tool, further enhancing the ability that rearward end is hit, is not easy to cleave.
Brief description of the drawings
The multilayer carbonization quenching that Fig. 1 is the present invention crushes and the structural representation of the embodiment one of boring tool；
The multilayer carbonization quenching that Fig. 2 is the present invention crushes and the structural representation of the embodiment two of boring tool；
The multilayer carbonization quenching that Fig. 3 is the present invention crushes and the structural representation of the embodiment three of boring tool；
The multilayer carbonization quenching that Fig. 4 is the present invention crushes and the structural representation of the example IV of boring tool；
In figure：1st, branch's layer；11st, connection handle；12nd, operation head；13rd, extension.
Embodiment
The present invention is further described with reference to the accompanying drawings and examples.
Embodiment one
Reference picture 1, the multilayer carbonization quenching of the present embodiment is broken and boring tool illustrates that a kind of drill steel of quartering hammer,
Including two layers of branch's layer 1 being set in together, two layers of branch's layer 1 is set in together, and formation includes connection handle 11 and operation first 12,
Layer centered on branch's layer 1 at definition center, branch's layer 1 in outside is outer layer, and central core is solid construction, and the diameter of central core is small
In quenching penetrating limiting value, central core is through carbonization Quenching Treatment and quenches penetrating；Outer layer is closed hollow for the front end of operation head
Structure.The wall thickness of outer layer is respectively less than and quenches penetrating limiting value, and quenched handle and quench penetrating.
Central core and outer layer casting are structure as a whole, or interference fit.
Embodiment two
Reference picture 2, the multilayer carbonization quenching of the present embodiment crushes and the structure base of the structure of boring tool and embodiment one
This is identical, and difference is：End of the central core away from operation first 12 is provided with the extension 13 extended laterally, extension 13
Extend at the lateral wall of outer layer.Extension 13 covers end of the outer layer away from operation first 12, such a structure, makes connection handle
Rearward end is overall end face, and the ability that is hit is strong, is not easy to cleave.
Embodiment three
Reference picture 3, the multilayer carbonization quenching of the present embodiment is broken and boring tool illustrates that a kind of drill steel of quartering hammer,
Including the four layers of branch being set in together layer 1, four layers of branch's layer 1 are set in together to form connection handle 11 and operation first 12, definition
Layer centered on branch's layer 1 at center, central core are solid construction, and central core is through the Quenching Treatment that is carbonized；Covered successively on the outside of central core
Equipped with three layers of hollow branch's layer 1, hollow branch's layer 1 in outside is the hollow structure of the front end closing of operation head, outside
The wall thickness of hollow branch's layer 1, which is respectively less than to be carbonized, quenches penetrating limiting value, and through be carbonized Quenching Treatment and the quenching that is carbonized it is penetrating.
The diameter of central core quenches penetrating limiting value less than carbonization, and central core leads to through carbonization Quenching Treatment and the quenching that is carbonized
Thoroughly.
Four layers of casting of branch's layer 1 are structure as a whole；Or two layers adjacent of branch's layer interference fit.
Example IV
Reference picture 4, the multilayer carbonization quenching of the present embodiment crushes and the structure base of the structure of boring tool and embodiment three
This is identical, and difference is：
It is outer layer to define outermost branch's layer, and the every layer of end of branch's layer 1 away from operation head on the inside of outer layer is laterally
The extension 13 of extension, extension 13 are extended at the lateral wall of outermost branch's layer 1.Extension 13 covers adjacent outside
End of the branch's layer 1 away from operation first 12, such a structure, the rearward end for making connection handle is overall end face, and the ability that is hit is strong,
It is not easy to cleave.
The number of plies of branch's layer in said structure is not limited to take two layers or four layers of structure, can also take three
Layer, the sandwich constructions such as five layers.
What above-described embodiment was illustrated is the drill steel of quartering hammer, but said structure is not limited to the drill steel of quartering hammer, also
It may be used on drill bit of the drill bit of drilling field, impact drill etc..
The invention also discloses multilayer carbonization to quench a kind of broken and boring tool manufacture craft, comprises the following steps：
A, first cast one layer of solid branch's layer, by this layer of branch's layer Quenching Treatment；
B, at least one layer of wall thickness of successively being cast this layer of solid branch's layer periphery is less than the branch for quenching penetrating limiting value
Layer, and Quenching Treatment, make its quenching penetrating；
C, all branch's layers casting is structure as a whole, or adjacent two layers branch's layer interference fit, shape
Into connection handle and operation head.
Citing described above for best mode for carrying out the invention, wherein the part do not addressed in detail is that this area is common
The common knowledge of technical staff.Protection scope of the present invention is defined by the content of claim, any technology based on the present invention
The equivalent transformation for enlightening and carrying out, also within protection scope of the present invention.
Claims (9)
1. a kind of multilayer carbonization quenching crushes and boring tool, it is characterised in that：Including at least two layers branch being set in together
Layer, layer centered on branch's layer at center is defined, the central core is solid construction, and the central core is through being carbonized at quenching
Reason；
The wall thickness of branch's layer on the outside of the central core, which is respectively less than to be carbonized, quenches penetrating limiting value, and through being carbonized Quenching Treatment simultaneously
Carbonization quenching is penetrating.
2. multilayer carbonization quenching as claimed in claim 1 crushes and boring tool, it is characterised in that：The diameter of the central core
Less than the penetrating limiting value of quenching, and central core carbonization quenching is penetrating.
3. multilayer carbonization quenching as claimed in claim 2 crushes and boring tool, it is characterised in that：Branch's layer is set with shape
Into connection handle and operation head, it is outer layer to define outermost branch's layer, and every layer of branch's layer on the inside of the outer layer is away from institute
The end for stating operation head is provided with the extension extended laterally, and the extension is extended at the lateral wall of the outer layer.
4. multilayer carbonization quenching as claimed in claim 3 crushes and boring tool, it is characterised in that：Every layer of branch's layer
Close operation head front end.
5. multilayer carbonization quenching as claimed in claim 1 crushes and boring tool, it is characterised in that：All branch's layer casting
It is structure as a whole.
6. multilayer carbonization quenching as claimed in claim 1 crushes and boring tool, it is characterised in that：Adjacent branch's layer
Between be interference fitted.
7. the multilayer carbonization quenching as described in any one of claim 1 to 6 crushes and boring tool, it is characterised in that：It is described more
Layer carbonization quenching is broken and boring tool is crushing hammar drill rod.
8. the multilayer carbonization quenching as described in any one of claim 1 to 6 crushes and boring tool, it is characterised in that：It is described more
Layer carbonization quenching is broken and boring tool is drill bit.
9. the multilayer carbonization quenching described in any one of claim 1 to 8 is broken and the manufacture craft of boring tool, its feature exist
In comprising the following steps：
A, first cast one layer of solid branch's layer, by this layer of branch's layer Quenching Treatment；
B, at least one layer of wall thickness of successively being cast this layer of solid branch's layer periphery is less than the branch's layer for quenching penetrating limiting value, and
Quenching Treatment, make its quenching penetrating；
C, all branch's layers casting is structure as a whole, or adjacent two layers branch's layer interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711063085.8A CN107855497A (en) | 2017-11-02 | 2017-11-02 | A kind of multilayer carbonization quenching crushes and boring tool and its manufacture craft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711063085.8A CN107855497A (en) | 2017-11-02 | 2017-11-02 | A kind of multilayer carbonization quenching crushes and boring tool and its manufacture craft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107855497A true CN107855497A (en) | 2018-03-30 |
Family
ID=61699838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711063085.8A Pending CN107855497A (en) | 2017-11-02 | 2017-11-02 | A kind of multilayer carbonization quenching crushes and boring tool and its manufacture craft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107855497A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050039954A1 (en) * | 2002-08-27 | 2005-02-24 | Brandenberg Kristin R. | Method of producing downhole drill bits with integral carbide studs |
| CN2776620Y (en) * | 2005-03-29 | 2006-05-03 | 应知信 | Special guide roller for cylindrical lapping machine |
| CN1827828A (en) * | 2006-04-03 | 2006-09-06 | 自贡硬质合金有限责任公司 | Vacuum heat treatment method for hard alloy for drilling |
| CN101381851A (en) * | 2008-10-23 | 2009-03-11 | 山东卡特重工有限公司 | Drill rod of digger capable of high temperature crushing operation and producing method thereof |
| CN201241703Y (en) * | 2008-07-31 | 2009-05-20 | 南阳开天工程机械有限公司 | Core inlaid drill rod for hydraulic breaking hammer |
| CN201381524Y (en) * | 2009-03-23 | 2010-01-13 | 无锡速力特机械科技有限公司 | Impact resistant and abrasion resistant air pick drill |
| CN103358103A (en) * | 2012-04-10 | 2013-10-23 | 吴庆华 | Preparation technology of novel roller bit used in geological and oil industry |
| CN105156038A (en) * | 2015-08-27 | 2015-12-16 | 武汉钢铁(集团)公司 | Alloy tooth made of gradient composite materials for cone drill bit and method for machining alloy tooth |
-
2017
- 2017-11-02 CN CN201711063085.8A patent/CN107855497A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050039954A1 (en) * | 2002-08-27 | 2005-02-24 | Brandenberg Kristin R. | Method of producing downhole drill bits with integral carbide studs |
| CN2776620Y (en) * | 2005-03-29 | 2006-05-03 | 应知信 | Special guide roller for cylindrical lapping machine |
| CN1827828A (en) * | 2006-04-03 | 2006-09-06 | 自贡硬质合金有限责任公司 | Vacuum heat treatment method for hard alloy for drilling |
| CN201241703Y (en) * | 2008-07-31 | 2009-05-20 | 南阳开天工程机械有限公司 | Core inlaid drill rod for hydraulic breaking hammer |
| CN101381851A (en) * | 2008-10-23 | 2009-03-11 | 山东卡特重工有限公司 | Drill rod of digger capable of high temperature crushing operation and producing method thereof |
| CN201381524Y (en) * | 2009-03-23 | 2010-01-13 | 无锡速力特机械科技有限公司 | Impact resistant and abrasion resistant air pick drill |
| CN103358103A (en) * | 2012-04-10 | 2013-10-23 | 吴庆华 | Preparation technology of novel roller bit used in geological and oil industry |
| CN105156038A (en) * | 2015-08-27 | 2015-12-16 | 武汉钢铁(集团)公司 | Alloy tooth made of gradient composite materials for cone drill bit and method for machining alloy tooth |
Non-Patent Citations (1)
| Title |
|---|
| 张天锡等: "《"勘探掘进学 （第一分册） 钻眼与爆破工程》", 30 September 1981, 地质出版社 * |
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