CN102873203B - Upper die set convenient for material return in screw plate forming die - Google Patents
Upper die set convenient for material return in screw plate forming die Download PDFInfo
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- CN102873203B CN102873203B CN201210370543.3A CN201210370543A CN102873203B CN 102873203 B CN102873203 B CN 102873203B CN 201210370543 A CN201210370543 A CN 201210370543A CN 102873203 B CN102873203 B CN 102873203B
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- die
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- mould steel
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- 239000000463 material Substances 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 33
- 239000010959 steel Substances 0.000 claims description 33
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- 238000009413 insulation Methods 0.000 claims description 12
- 238000000465 moulding Methods 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 238000010791 quenching Methods 0.000 claims description 9
- 230000000171 quenching effect Effects 0.000 claims description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 3
- 239000005864 Sulphur Substances 0.000 claims description 3
- 238000005422 blasting Methods 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 239000011651 chromium Substances 0.000 claims description 3
- 239000000470 constituent Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 239000011572 manganese Substances 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 239000011733 molybdenum Substances 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 239000003921 oil Substances 0.000 claims description 3
- 229910052698 phosphorus Inorganic materials 0.000 claims description 3
- 239000011574 phosphorus Substances 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 238000005496 tempering Methods 0.000 claims description 3
- 229910052720 vanadium Inorganic materials 0.000 claims description 3
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
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- Heat Treatment Of Articles (AREA)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
Abstract
The invention discloses an upper die set convenient for material return in a screw plate forming die. The upper die set is characterized by comprising a concave die with a guide hole in the center, a die shank is fixedly mounted on the upper end face of the concave die, the middle of each of the die shank and a groove is provided with a stepped guide hole, a workpiece return device which is a stepped shaft is slidably matched in the stepped hole at the lower end of the die shank and the stepped hole at the upper end of the groove, a spring is sleeved to the lower end of the stepped shaft and positioned in the stepped holes at the lower end of the die shank and the upper end of the groove. The upper die set is reasonable in structural design, high in die making efficiency, convenient to mount and fix and high in stability and meets the operating requirements.
Description
Technical field
The present invention relates to mold machining technology field, relate in particular to the upper module that facilitates the material returned in a kind of spiral shell board forming die.
Background technology
Filter spiral plate is to be pushed and be made by mould.So-called mould is the instrument for formed article, and this instrument consists of various parts, and different moulds consists of different parts.It mainly realizes the processing of article profile by the change of institute's moulding material physical state.
The upper die structure of preparing screw board mold of filter can have influence on processing and the serviceability of mould, and existing upper module structural design is unreasonable, and molding efficiency is low, and the spiral shell of moulding simultaneously plate is inconvenient, inefficiency.
Summary of the invention
The object of the invention is, in order to make up the deficiency of prior art, provides the upper module that facilitates the material returned in a kind of spiral shell board forming die, has solved upper module structural design unreasonable, and molding efficiency is low, and the spiral shell of moulding simultaneously plate is inconvenient, the problems such as inefficiency.
The present invention is achieved through the following technical solutions:
In a kind of spiral shell board forming die, facilitate the upper module of the material returned, it is characterized in that: comprise that center is with the die of pilot hole, the upper surface of described die is installed with die shank, the middle part of described die shank and groove is respectively equipped with pilot hole, described pilot hole is stepped hole, and in the stepped hole of die shank bottom and groove upper end, be sliding combined with and move back part device, the described part device that moves back is step axis body, and the bottom of step axis body is set with spring, spring is arranged in the stepped hole of die shank bottom and groove upper end.
1, die adopts following die steel material to make:
A, casting mold steel billet material step
In mould steel blank, the percentage by weight of each chemical constituent is: carbon 0.26-0.36%, manganese 1.05-1.50%, silicon 0.35-0.60%, phosphorus≤0.034%, sulphur≤0.0360%, chromium 0.450-0.65%, molybdenum 0.03-0.06%, nickel 0.01-0.025%, vanadium 0.05-0.15%, copper 0.08-0.15%, and matrix is iron; The mould steel temperature of moulding by casting is down to 290 ℃, repeatedly carry out three times again the following step: be heated to 650-760 ℃, insulation 5-6 hour, stove is chilled to 280-320 ℃, insulation 3-5 hour, then be heated to 650-690 ℃, be incubated 32 hours, be cooled to 400 ℃ with 40 ℃/h, then with 18 ℃/h, be cooled to 120 ℃;
B, heat treatment step
Mould steel after hot school is processed is heated to 900-950 ℃, then puts into 200-300 ℃ of salt bath insulation isothermal hardening in 2-3 hour, then is heated to 330-380 ℃, is incubated 2-3 hour temper;
C, by the mould steel Shot Blasting after heat treatment;
D, Quenching Treatment: mould steel is sent into and in heat-treatment furnace, is heated to 850-890 ℃, and be incubated 2-3 hour; Then, cooling with quenching oil;
E, temper: the mould steel after quenching is sent in tempering furnace and is heated to 300-400 ℃, be incubated 50-70min;
F, subzero treatment: mould steel is processed to 5-6 hour in liquid nitrogen at-190 ℃;
G, rise to room temperature, preserve after 24-36 hour, then be heated to 240-260 ℃, insulation 2-3 hour, air cooling;
H, phosphatization are processed, by mould steel, in temperature, be 180-200 ℃ at normal temperatures, adopt the surface conditioner that pH value is 8 to process 1min, after dripping empty 1-2min, adopt bonderite to process 15-20min, then after dripping empty 1-2min, adopt clear water to clean 1-2min, drip again after empty 1-2min, mould steel is placed in to the hot water of 78-100 ℃, process 0.5-1min.
The lower surface of described step axis body is provided with counterbore.
The side of the upper end of described step axis body is provided with wearing layer.
Reasonable in design of the present invention, molding efficiency is high, and by die shank, move back the structural design of part device, spring, it installs convenient fixing, and good stability, has met instructions for use.
Advantage of the present invention is:
Reasonable in design of the present invention, molding efficiency is high, and it installs convenient fixing, and good stability, has met instructions for use.
accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
The specific embodiment
Referring to accompanying drawing, in a kind of spiral shell board forming die, facilitate the upper module of the material returned, comprise that center is with the die 1 of pilot hole, the upper surface of die 1 is installed with die shank 2, the middle part of die shank 2 and groove 1 is respectively equipped with pilot hole 3,4, pilot hole 3,4 is stepped hole, and be sliding combined with and move back part device 5 in the stepped hole of die shank 2 bottoms and groove 1 upper end, move back part device 5 for step axis body, and the bottom of step axis body is set with spring 6, spring 6 is arranged in the stepped hole of die shank 2 bottoms and groove upper end; The lower surface of step axis body is provided with counterbore 7; The side of the upper end of step axis body is provided with wearing layer 8.
2, die 1 adopts following die steel material to make:
A, casting mold steel billet material step
In mould steel blank, the percentage by weight of each chemical constituent is: carbon 0.26-0.36%, manganese 1.05-1.50%, silicon 0.35-0.60%, phosphorus≤0.034%, sulphur≤0.0360%, chromium 0.450-0.65%, molybdenum 0.03-0.06%, nickel 0.01-0.025%, vanadium 0.05-0.15%, copper 0.08-0.15%, and matrix is iron; The mould steel temperature of moulding by casting is down to 290 ℃, repeatedly carry out three times again the following step: be heated to 650-760 ℃, insulation 5-6 hour, stove is chilled to 280-320 ℃, insulation 3-5 hour, then be heated to 650-690 ℃, be incubated 32 hours, be cooled to 400 ℃ with 40 ℃/h, then with 18 ℃/h, be cooled to 120 ℃;
B, heat treatment step
Mould steel after hot school is processed is heated to 900-950 ℃, then puts into 200-300 ℃ of salt bath insulation isothermal hardening in 2-3 hour, then is heated to 330-380 ℃, is incubated 2-3 hour temper;
C, by the mould steel Shot Blasting after heat treatment;
D, Quenching Treatment: mould steel is sent into and in heat-treatment furnace, is heated to 850-890 ℃, and be incubated 2-3 hour; Then, cooling with quenching oil;
E, temper: the mould steel after quenching is sent in tempering furnace and is heated to 300-400 ℃, be incubated 50-70min;
F, subzero treatment: mould steel is processed to 5-6 hour in liquid nitrogen at-190 ℃;
G, rise to room temperature, preserve after 24-36 hour, then be heated to 240-260 ℃, insulation 2-3 hour, air cooling;
H, phosphatization are processed, by mould steel, in temperature, be 180-200 ℃ at normal temperatures, adopt the surface conditioner that pH value is 8 to process 1min, after dripping empty 1-2min, adopt bonderite to process 15-20min, then after dripping empty 1-2min, adopt clear water to clean 1-2min, drip again after empty 1-2min, mould steel is placed in to the hot water of 78-100 ℃, process 0.5-1min.
Performance indications are as follows after testing:
Hardness HRC:60-65
Bending strength: 2300-2700Mpa
Impact flexibility: 60-74J/cm2
Compression strength: 1800-2300 Mpa
Wearability: reach D2.
Claims (3)
1. in a spiral shell board forming die, facilitate the upper module of the material returned, it is characterized in that: comprise that center is with the die of pilot hole, the upper surface of described die is installed with die shank, the middle part of described die shank and groove is respectively equipped with pilot hole, described pilot hole is stepped hole, and in the stepped hole of die shank bottom and groove upper end, be sliding combined with and move back part device, the described part device that moves back is step axis body, and the bottom of step axis body is set with spring, spring is arranged in the stepped hole of die shank bottom and groove upper end;
Described die adopts following die steel material to make:
A, casting mold steel billet material step
In mould steel blank, the percentage by weight of each chemical constituent is: carbon 0.26-0.36%, manganese 1.05-1.50%, silicon 0.35-0.60%, phosphorus≤0.034%, sulphur≤0.0360%, chromium 0.450-0.65%, molybdenum 0.03-0.06%, nickel 0.01-0.025%, vanadium 0.05-0.15%, copper 0.08-0.15%, and matrix is iron; The mould steel temperature of moulding by casting is down to 290 ℃, repeatedly carry out three times again the following step: be heated to 650-760 ℃, insulation 5-6 hour, stove is chilled to 280-320 ℃, insulation 3-5 hour, then be heated to 650-690 ℃, be incubated 32 hours, be cooled to 400 ℃ with 40 ℃/h, then with 18 ℃/h, be cooled to 120 ℃;
B, heat treatment step
Mould steel after hot school is processed is heated to 900-950 ℃, then puts into 200-300 ℃ of salt bath insulation isothermal hardening in 2-3 hour, then is heated to 330-380 ℃, is incubated 2-3 hour temper;
C, by the mould steel Shot Blasting after heat treatment;
D, Quenching Treatment: mould steel is sent into and in heat-treatment furnace, is heated to 850-890 ℃, and be incubated 2-3 hour; Then, cooling with quenching oil;
E, temper: the mould steel after quenching is sent in tempering furnace and is heated to 300-400 ℃, be incubated 50-70min;
F, subzero treatment: mould steel is processed to 5-6 hour in liquid nitrogen at-190 ℃;
G, rise to room temperature, preserve after 24-36 hour, then be heated to 240-260 ℃, insulation 2-3 hour, air cooling;
H, phosphatization are processed, by mould steel, in temperature, be 180-200 ℃ at normal temperatures, adopt the surface conditioner that pH value is 8 to process 1min, after dripping empty 1-2min, adopt bonderite to process 15-20min, then after dripping empty 1-2min, adopt clear water to clean 1-2min, drip again after empty 1-2min, mould steel is placed in to the hot water of 78-100 ℃, process 0.5-1min.
2. in spiral shell board forming die according to claim 1, facilitate the upper module of the material returned, it is characterized in that: the lower surface of described step axis body is provided with counterbore.
3. in spiral shell board forming die according to claim 2, facilitate the upper module of the material returned, it is characterized in that: the side of the upper end of described step axis body is provided with wearing layer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201210370543.3A CN102873203B (en) | 2012-09-28 | 2012-09-28 | Upper die set convenient for material return in screw plate forming die |
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CN201210370543.3A CN102873203B (en) | 2012-09-28 | 2012-09-28 | Upper die set convenient for material return in screw plate forming die |
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CN102873203A CN102873203A (en) | 2013-01-16 |
CN102873203B true CN102873203B (en) | 2014-09-17 |
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CN201210370543.3A Expired - Fee Related CN102873203B (en) | 2012-09-28 | 2012-09-28 | Upper die set convenient for material return in screw plate forming die |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006205209A (en) * | 2005-01-28 | 2006-08-10 | Aisin Seiki Co Ltd | Press mold |
CN101829731A (en) * | 2009-03-13 | 2010-09-15 | 田玉皊 | Novel pressure regulating die of convex-concave plate |
CN102230062A (en) * | 2011-06-10 | 2011-11-02 | 西南交通大学 | Heat treatment process for improving strength and toughness of 9SiCr die steel |
CN202270760U (en) * | 2011-08-26 | 2012-06-13 | 蚌埠市正固滤清器有限公司 | Upper module in screw board mold of filter |
-
2012
- 2012-09-28 CN CN201210370543.3A patent/CN102873203B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006205209A (en) * | 2005-01-28 | 2006-08-10 | Aisin Seiki Co Ltd | Press mold |
CN101829731A (en) * | 2009-03-13 | 2010-09-15 | 田玉皊 | Novel pressure regulating die of convex-concave plate |
CN102230062A (en) * | 2011-06-10 | 2011-11-02 | 西南交通大学 | Heat treatment process for improving strength and toughness of 9SiCr die steel |
CN202270760U (en) * | 2011-08-26 | 2012-06-13 | 蚌埠市正固滤清器有限公司 | Upper module in screw board mold of filter |
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CN102873203A (en) | 2013-01-16 |
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