CN102873201A - Automatic stamping lower die structure for filter screw plate - Google Patents
Automatic stamping lower die structure for filter screw plate Download PDFInfo
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- CN102873201A CN102873201A CN2012103700001A CN201210370000A CN102873201A CN 102873201 A CN102873201 A CN 102873201A CN 2012103700001 A CN2012103700001 A CN 2012103700001A CN 201210370000 A CN201210370000 A CN 201210370000A CN 102873201 A CN102873201 A CN 102873201A
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Abstract
The invention discloses an automatic stamping lower die structure for a filter screw plate. The stamping lower die structure comprises a lower die body. The lower die body is provided with a die cavity in the middle, and positioning holes are distributed on the lower die body outside the die cavity. The stamping lower die structure is characterized in that the die cavity is provided with a three-stage step which is matched with a step surface of a filter screw plate to be formed, air outlets are distributed in the die cavity, and air intake pipelines of the air outlets are located in the lower die body below the die cavity. The automatic stamping lower die structure of the filter screw plate is reasonable in structural design, can be punching forming at one time and is convenient for material taking, small in manual labor intensity, timesaving and laborsaving, and work efficiency is improved.
Description
Technical field
The present invention relates to the mold machining technology field, relate in particular to a kind of filter spiral plate automatic press lower die structure.
Background technology
Filter spiral plate is to be made by the mould extruding.So-called mould is the instrument of formed article, and this instrument is made of various parts, and different moulds is made of different parts.It mainly realizes the processing of article profile by the change of institute's moulding material physical state.
In the filter spiral board forming die, existing lower die structure simplicity of design, after the punch forming, feeding bothers, wastes time and energy, and inefficiency can not satisfy instructions for use.
Summary of the invention
The objective of the invention is in order to remedy the deficiency of prior art, a kind of filter spiral plate automatic press lower die structure is provided, solved existing lower die structure simplicity of design, after the punch forming, feeding bothers, wastes time and energy the problems such as inefficiency.
The present invention is achieved through the following technical solutions:
1, a kind of filter spiral plate automatic press lower die structure, include lower mold body, the middle part of described lower mold body is provided with die cavity, be distributed with locating hole on the lower mold body outside the described die cavity, it is characterized in that: be provided with three grades of steps in the described die cavity, described three grades of steps match with filter spiral plate step surface to be formed, are distributed with the gas outlet in the described die cavity, and the admission line of described gas outlet is arranged in the lower mold body of die cavity below.Described lower mold body adopts following die steel material to make:
A, casting mold steel billet material step
The percentage by weight of each chemical constituent is in the mould steel blank: carbon 0.26-0.36%, manganese 1.05-1.50%, silicon 0.35-0.60%, phosphorus 0.014-0.034%, sulphur 0.012-0.036%, chromium 0.450-0.65%, molybdenum 0.003-0.006%, nickel 0.001-0.025%, vanadium 0.005-0.015%, copper 0.008-0.025%, nitrogen 0.002-0.005%, and matrix is iron; The mould steel temperature of moulding by casting is down to 250 ℃, repeatedly carry out following processing three times: be heated to again 650-760 ℃, be incubated 5-6 hour, stove is chilled to 280-320 ℃, is incubated 3-5 hour, is heated to 650-690 ℃ again, be incubated 3-4 hour, be cooled to 500 ℃ with 40 ℃/hour, again with 21 ℃/hour, be cooled to 120 ℃;
B, heat treatment step
To the mould steel that obtains among the step a, be heated to again 980 ℃ and be incubated 1-2h, oil cooling does not reheat to 680 ℃-710 ℃ temperature range and is incubated 3h to not being higher than after 100 ℃, afterwards water-cooled; Through after the temper, again with mould steel be heated to 320-380 ℃, be incubated 4-5 hour, the cooling processing of then spraying, then with the two ends of mould steel at 680-720 ℃, be incubated 1-2 hour, put into iron case cooling in heap;
C, mould steel was processed 5-6 hour in-190 ℃ of lower liquid nitrogen;
D, rise to room temperature, preserve after 24-36 hour, be heated to again 240-260 ℃, be incubated 2-3 hour, air cooling.
The inner surface in described film chamber is coated with lubricating layer.
The transition face of three grades of steps all adopts rounding off in the described die cavity.
Reasonable in design of the present invention, by the structural design of three grades of steps, can be one time punching molded, by the structural design of gas outlet, give vent to anger during feeding, the spiral shell plate of moulding there is a power that makes progress, thereby reduced hand labor intensity, time saving and energy saving, improved operating efficiency.
Advantage of the present invention is:
Reasonable in design of the present invention can be one time punching molded, and feeding is convenient, and hand labor intensity is little, and is time saving and energy saving, improved operating efficiency.
Description of drawings
Fig. 1 is structural representation of the present invention.
The specific embodiment
Referring to accompanying drawing, a kind of filter spiral plate automatic press lower die structure, include lower mold body 1, the middle part of lower mold body 1 is provided with die cavity 2, be distributed with locating hole 3 on the lower mold body outside the die cavity 2, be provided with three grades of steps in the die cavity 2, three grades of steps match with filter spiral plate step surface to be formed, be distributed with gas outlet 4 in the die cavity 2, the admission line of gas outlet 4 is arranged in the lower mold body 1 of die cavity 2 belows; The inner surface in film chamber 2 is coated with lubricating layer 5; The transition face of three grades of steps all adopts rounding off in the die cavity 2.
2, described lower mold body 1 adopts following die steel material to make:
A, casting mold steel billet material step
The percentage by weight of each chemical constituent is in the mould steel blank: carbon 0.26-0.36%, manganese 1.05-1.50%, silicon 0.35-0.60%, phosphorus 0.014-0.034%, sulphur 0.012-0.036%, chromium 0.450-0.65%, molybdenum 0.003-0.006%, nickel 0.001-0.025%, vanadium 0.005-0.015%, copper 0.008-0.025%, nitrogen 0.002-0.005%, and matrix is iron; The mould steel temperature of moulding by casting is down to 250 ℃, repeatedly carry out following processing three times: be heated to again 650-760 ℃, be incubated 5-6 hour, stove is chilled to 280-320 ℃, is incubated 3-5 hour, is heated to 650-690 ℃ again, be incubated 3-4 hour, be cooled to 500 ℃ with 40 ℃/hour, again with 21 ℃/hour, be cooled to 120 ℃;
B, heat treatment step
To the mould steel that obtains among the step a, be heated to again 980 ℃ and be incubated 1-2h, oil cooling does not reheat to 680 ℃-710 ℃ temperature range and is incubated 3h to not being higher than after 100 ℃, afterwards water-cooled; Through after the temper, again with mould steel be heated to 320-380 ℃, be incubated 4-5 hour, the cooling processing of then spraying, then with the two ends of mould steel at 680-720 ℃, be incubated 1-2 hour, put into iron case cooling in heap;
C, mould steel was processed 5-6 hour in-190 ℃ of lower liquid nitrogen;
D, rise to room temperature, preserve after 24-36 hour, be heated to again 240-260 ℃, be incubated 2-3 hour, air cooling.
Performance indications are as follows after testing:
Hardness HRC:60-65
Bending strength: 2000-2400Mpa
Impact flexibility: 60-74J/cm2
Compression strength: 1800-2100 Mpa
Wearability: reach D2.
Claims (4)
1. filter spiral plate automatic press lower die structure, include lower mold body, the middle part of described lower mold body is provided with die cavity, be distributed with locating hole on the lower mold body outside the described die cavity, it is characterized in that: be provided with three grades of steps in the described die cavity, described three grades of steps match with filter spiral plate step surface to be formed, are distributed with the gas outlet in the described die cavity, and the admission line of described gas outlet is arranged in the lower mold body of die cavity below.
2. filter spiral plate automatic press lower die structure according to claim 1, it is characterized in that: the inner surface in described film chamber is coated with lubricating layer.
3. filter spiral plate automatic press lower die structure according to claim 1, it is characterized in that: the transition face of three grades of steps all adopts rounding off in the described die cavity.
4. filter spiral plate automatic press lower die structure according to claim 1 is characterized in that: described lower mold body adopts following die steel material to make:
A, casting mold steel billet material step
The percentage by weight of each chemical constituent is in the mould steel blank: carbon 0.26-0.36%, manganese 1.05-1.50%, silicon 0.35-0.60%, phosphorus 0.014-0.034%, sulphur 0.012-0.036%, chromium 0.450-0.65%, molybdenum 0.003-0.006%, nickel 0.001-0.025%, vanadium 0.005-0.015%, copper 0.008-0.025%, nitrogen 0.002-0.005%, and matrix is iron; The mould steel temperature of moulding by casting is down to 250 ℃, repeatedly carry out following processing three times: be heated to again 650-760 ℃, be incubated 5-6 hour, stove is chilled to 280-320 ℃, is incubated 3-5 hour, is heated to 650-690 ℃ again, be incubated 3-4 hour, be cooled to 500 ℃ with 40 ℃/hour, again with 21 ℃/hour, be cooled to 120 ℃;
B, heat treatment step
To the mould steel that obtains among the step a, be heated to again 980 ℃ and be incubated 1-2h, oil cooling does not reheat to 680 ℃-710 ℃ temperature range and is incubated 3h to not being higher than after 100 ℃, afterwards water-cooled; Through after the temper, again with mould steel be heated to 320-380 ℃, be incubated 4-5 hour, the cooling processing of then spraying, then with the two ends of mould steel at 680-720 ℃, be incubated 1-2 hour, put into iron case cooling in heap;
C, mould steel was processed 5-6 hour in-190 ℃ of lower liquid nitrogen;
D, rise to room temperature, preserve after 24-36 hour, be heated to again 240-260 ℃, be incubated 2-3 hour, air cooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210370000.1A CN102873201B (en) | 2012-09-28 | 2012-09-28 | Automatic stamping lower die structure for filter screw plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210370000.1A CN102873201B (en) | 2012-09-28 | 2012-09-28 | Automatic stamping lower die structure for filter screw plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102873201A true CN102873201A (en) | 2013-01-16 |
| CN102873201B CN102873201B (en) | 2014-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210370000.1A Expired - Fee Related CN102873201B (en) | 2012-09-28 | 2012-09-28 | Automatic stamping lower die structure for filter screw plate |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2948585B1 (en) * | 1998-09-17 | 1999-09-13 | 株式会社飯塚製作所 | Set plate for oil filter and its manufacturing method |
| KR20110077551A (en) * | 2009-12-30 | 2011-07-07 | (주) 태진금속 | Press apparatus, reinforcement plate and oil filter for manufacturing reinforcement plate of oil filter |
| CN202270755U (en) * | 2011-08-25 | 2012-06-13 | 蚌埠市正固滤清器有限公司 | A male die for a density plate die |
| CN202270759U (en) * | 2011-08-26 | 2012-06-13 | 蚌埠市正固滤清器有限公司 | Female die for filter spiral plate die |
| CN202290827U (en) * | 2011-08-26 | 2012-07-04 | 蚌埠市正固滤清器有限公司 | Filter helical plate mould |
| CN202877368U (en) * | 2012-09-28 | 2013-04-17 | 蚌埠市昊业滤清器有限公司 | Automatic-stamping lower die structure of filter spiral plate |
-
2012
- 2012-09-28 CN CN201210370000.1A patent/CN102873201B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2948585B1 (en) * | 1998-09-17 | 1999-09-13 | 株式会社飯塚製作所 | Set plate for oil filter and its manufacturing method |
| KR20110077551A (en) * | 2009-12-30 | 2011-07-07 | (주) 태진금속 | Press apparatus, reinforcement plate and oil filter for manufacturing reinforcement plate of oil filter |
| CN202270755U (en) * | 2011-08-25 | 2012-06-13 | 蚌埠市正固滤清器有限公司 | A male die for a density plate die |
| CN202270759U (en) * | 2011-08-26 | 2012-06-13 | 蚌埠市正固滤清器有限公司 | Female die for filter spiral plate die |
| CN202290827U (en) * | 2011-08-26 | 2012-07-04 | 蚌埠市正固滤清器有限公司 | Filter helical plate mould |
| CN202877368U (en) * | 2012-09-28 | 2013-04-17 | 蚌埠市昊业滤清器有限公司 | Automatic-stamping lower die structure of filter spiral plate |
Non-Patent Citations (1)
| Title |
|---|
| 李成美: "过滤器微型滤芯的加工", 《航空精密制造技术》 * |
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| CN102873201B (en) | 2014-11-26 |
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