CN102615213B - Machining process for multifunctional folding tool shovel blade - Google Patents
Machining process for multifunctional folding tool shovel blade Download PDFInfo
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- CN102615213B CN102615213B CN201210061366.0A CN201210061366A CN102615213B CN 102615213 B CN102615213 B CN 102615213B CN 201210061366 A CN201210061366 A CN 201210061366A CN 102615213 B CN102615213 B CN 102615213B
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- 238000003754 machining Methods 0.000 title abstract 4
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 5
- 238000001816 cooling Methods 0.000 claims abstract description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 5
- 239000010959 steel Substances 0.000 claims abstract description 5
- 238000005516 engineering process Methods 0.000 claims description 12
- 238000009413 insulation Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000010791 quenching Methods 0.000 abstract description 4
- 230000008719 thickening Effects 0.000 abstract description 2
- 229910052684 Cerium Inorganic materials 0.000 abstract 1
- 229910052804 chromium Inorganic materials 0.000 abstract 1
- 238000000748 compression moulding Methods 0.000 abstract 1
- 229910052748 manganese Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 229910052750 molybdenum Inorganic materials 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
- 229910052758 niobium Inorganic materials 0.000 abstract 1
- 229910052698 phosphorus Inorganic materials 0.000 abstract 1
- 238000003825 pressing Methods 0.000 abstract 1
- 230000000171 quenching effect Effects 0.000 abstract 1
- 238000003303 reheating Methods 0.000 abstract 1
- 229910052720 vanadium Inorganic materials 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000009863 impact test Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005555 metalworking Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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- Forging (AREA)
- Heat Treatment Of Steel (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention relates to a metal machining process, in particular to a machining process for a multifunctional folding tool shovel blade, which solves the problem of high probability of damage in use of the conventional multifunctional folding tool shovel. The used steel contains the following elements in percentage content: 0.5-1.0 percent of C, 1.5-3.0 percent of Mn, 2.2-2.5 percent of Mo, 0.05-0.08 percent of V, 0.02-0.05 percent of Nb, 12.6-18.5 percent of Cr, 4-6 percent of Ce, 1.1-3 percent of Sr, 4-7 percent of Ni, less than or equal to 0.2 percent of Si, less than or equal to 0.025 percent of P and less than or equal to 0.015 percent of S. The machining process comprises the following steps of: (1) heating a blank plate by a heating furnace and performing compression molding on the blank by using a hydraulic press mould; (2) heating the blank by the heating furnace, and performing edge pressing and thickening treatment; (3) quenching; (4) heating the finished blank to 800-850 DEG C and preserving heat for 40-50 minutes, and reheating to 1,100-1,150 DEG C and preserving heat for 10-15 minutes; and (5) finally cooling in a nitrogen environment. For performance detection, five points are randomly taken on the blade part and close to the blade part; the detected hardness (HRC) is 58-61 HRC; and the multifunctional folding tool shovel blade is suitable for being used in outdoor work.
Description
Technical field
The present invention relates to a kind of metal working process, be specially a kind of Multifunctional folding tool shovel blade processing technology.
Background technology
Number of patent application is that 200920170806X discloses a kind of Multifunctional folding tool shovel, and this product function is many, is applicable to very much outdoor construction librarian use.Especially chopper part, can hack at the branch, cutting, purposes is very extensive, and the processing method of the chopper part of this tool shovel is simply blade place instrument to be polished into wedge shape at present, and this blade does not have hardness, often use the very short time in the wild, just occur the situation of turned or breach.
Summary of the invention
The present invention uses the flimsy problem of appearance in order to solve existing Multifunctional folding tool shovel, and a kind of Multifunctional folding tool shovel blade processing technology is provided.
The present invention is realized by following technical scheme, a kind of Multifunctional folding tool shovel blade processing technology, and in the steel of use, the percentage composition scope of element is as follows,
C0.5～1.0?Mn1.5～3.0、Mo2.2～2.5、V0.05～0.08、Nb0.02～0.05、Cr12.6～18.5，Ce?4～6，Sr1.1～3，Ni4-7；Si≤0.2、P≤0.025、S≤0.015；
Processing technology; (1), by heating furnace, blank plate is heated to 1000～1080 ℃, be incubated 100 minutes, come out of the stove by charger, adopt hydraulic press mould that blank is compressing;
(2), by heating furnace by blank heating to 1150 ℃, be incubated 30 minutes, after coming out of the stove, adopt pressure roller group to thicken processing to wherein on one side carrying out flanging;
(3), quench;
(4), by finished product blank heating to 800～850 ℃, be incubated 40～50 minutes, then be heated to 1100-1150 ℃ insulation 10-15 minute;
(5) cooling under last nitrogen environment.
Performance Detection, blade position and near get at random 5 points, detecting hardness (HRC) be between 58-61 HRC, meets field work use.
Impact test: use weight 3kg, floor space 100mm
2, shock height 1m, free-falling, chooses at random 50 tool shovel tow sides of making and carries out impact test, does not occur phenomenon of rupture, qualified.
Function test;
1, optional 50, every handle is brandished after pine rod that strength cuts diameter 100mm continuously 10 times with adult, and cutting edge lacks for wiredrawn edge for collapsing, qualified
2, cut 10mm iron wire, be placed on deal board, use same spade connect break apart by chopping iron wire ten times after cutting edge intact, wiredrawn edge does not burst apart; Qualified.
The tool shovel edge structure that technique of the present invention is made is protuberance thickening shape, and intensity and hardness are greatly improved, and can adapt to the severe environment for use in field, uses for a long time indeformablely, does not damage.
Accompanying drawing explanation
In figure: 1-top roll, 2-lower roll, 3-tool shovel blank.
The specific embodiment
Embodiment 1, a kind of Multifunctional folding tool shovel blade processing technology, in the steel of use, the percentage composition scope of element is as follows,
C1.0?Mn1.5、Mo2.5、V0.05、Nb0.05、Cr12.6，Ce?6，Sr：1.1，Ni7；Si≤0.2、P≤0.025、S≤0.015；
Processing technology; (1), by heating furnace, blank plate is heated to 1000 ℃, be incubated 100 minutes, come out of the stove by charger, adopt hydraulic press mould that blank is compressing;
(2), by heating furnace by blank heating to 1150 ℃, be incubated 30 minutes, as schematically shown in Figure 1, after coming out of the stove, adopt pressure roller group to thicken processing to wherein on one side carrying out flanging;
(3), quench;
(4), by finished product blank heating to 850 ℃, be incubated 40～50 minutes, then be heated to 1100 ℃ insulation 15 minutes;
(5) cooling under last nitrogen environment.
Performance Detection, blade position and near get at random 5 points, detect hardness (HRC) be 58,58,60,59,60 HRC, impact test is qualified, impact cutting pass the test.
Embodiment 2, a kind of Multifunctional folding tool shovel blade processing technology, in the steel of use, the percentage composition scope of element is as follows,
C0.5、Mn3.0、Mo2.2、V0.08、Nb0.02、Cr18.5，Ce?4，Sr：3，Ni4；Si≤0.2、P≤0.025、S≤0.015；
Processing technology; (1), by heating furnace, blank plate is heated to 1080 ℃, be incubated 100 minutes, come out of the stove by charger, adopt hydraulic press mould that blank is compressing;
(2), by heating furnace by blank heating to 1150 ℃, be incubated 30 minutes, after coming out of the stove, adopt pressure roller group to thicken processing to wherein on one side carrying out flanging;
(3), quench;
(4), by finished product blank heating to 800 ℃, be incubated 50 minutes, then be heated to 1100 ℃ insulation 15 minutes;
(5) cooling under last nitrogen environment.
Performance Detection, blade position and near get at random 5 points, detect hardness (HRC) be 58,58,60,50,61 HRC, impact test is qualified, impact cutting pass the test.
Claims (1)
1. a Multifunctional folding tool shovel blade processing technology, in the steel that it is characterized in that using, the percentage composition scope of element is as follows,
C0.5～1.0、?Mn1.5～3.0、Mo2.2～2.5、V0.05～0.08、Nb0.02～0.05、Cr12.6～18.5，Ce?4～6，Sr1.1～3，Ni4-7；Si≤0.2、P≤0.025、S≤0.015；
Processing technology; (1), by heating furnace, blank plate is heated to 1000～1080 ℃, be incubated 100 minutes, come out of the stove by charger, adopt hydraulic press mould that blank is compressing;
(2), by heating furnace, step (1) is obtained to blank heating to 1150 ℃, be incubated 30 minutes, after coming out of the stove, adopt pressure roller group to wherein carrying out flanging thickens processing on one side;
(3) blank, step (2) being obtained quenches;
(4), step (3) is obtained to finished product blank heating to 800～850 ℃, be incubated 40～50 minutes, then be heated to 1100-1150 ℃ of insulation 10-15 minute;
(5) cooling under last nitrogen environment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210061366.0A CN102615213B (en) | 2012-03-10 | 2012-03-10 | Machining process for multifunctional folding tool shovel blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210061366.0A CN102615213B (en) | 2012-03-10 | 2012-03-10 | Machining process for multifunctional folding tool shovel blade |
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| Publication Number | Publication Date |
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| CN102615213A CN102615213A (en) | 2012-08-01 |
| CN102615213B true CN102615213B (en) | 2014-05-14 |
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| CN201210061366.0A Active CN102615213B (en) | 2012-03-10 | 2012-03-10 | Machining process for multifunctional folding tool shovel blade |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127704A (en) * | 2015-09-21 | 2015-12-09 | 安庆创跃电器有限公司 | Technology for polishing cutting edge of trimming blade |
| CN109295291A (en) * | 2017-07-25 | 2019-02-01 | 乐亭县铸升金属制品厂 | A kind of production technology of non-oxidation steel shovel |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001096625A1 (en) * | 2000-06-14 | 2001-12-20 | Kawasaki Steel Corporation | Steel pipe for use in reinforcement of automobile and method for production thereof |
| CN1334356A (en) * | 1997-09-05 | 2002-02-06 | 桑杜斯克国际公司 | Pitting-resistant double phase stainless steel alloy having improved machinability |
| CN1385550A (en) * | 2002-03-22 | 2002-12-18 | 姜希尚 | High wear-resistant ally and production method thereof |
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2012
- 2012-03-10 CN CN201210061366.0A patent/CN102615213B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1334356A (en) * | 1997-09-05 | 2002-02-06 | 桑杜斯克国际公司 | Pitting-resistant double phase stainless steel alloy having improved machinability |
| WO2001096625A1 (en) * | 2000-06-14 | 2001-12-20 | Kawasaki Steel Corporation | Steel pipe for use in reinforcement of automobile and method for production thereof |
| CN1385550A (en) * | 2002-03-22 | 2002-12-18 | 姜希尚 | High wear-resistant ally and production method thereof |
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| CN102615213A (en) | 2012-08-01 |
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Effective date of registration: 20180921 Address after: 030800 Mrs. Taigu Road, Jinzhong, Shanxi Province, the second middle west gate two hundred meters north. Patentee after: Taigu Chang Linqiao tool Co., Ltd Address before: 030800 Tai Xu Road second middle school, Taigu County, Jinzhong, Shanxi Patentee before: Wang Changlin |
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