CN108838622B - Cold extrusion processing method of anti-rotation seat - Google Patents
Cold extrusion processing method of anti-rotation seat Download PDFInfo
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- CN108838622B CN108838622B CN201810657319.XA CN201810657319A CN108838622B CN 108838622 B CN108838622 B CN 108838622B CN 201810657319 A CN201810657319 A CN 201810657319A CN 108838622 B CN108838622 B CN 108838622B
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- shaping
- extruding
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- 238000000641 cold extrusion Methods 0.000 title claims abstract description 11
- 238000003672 processing method Methods 0.000 title claims abstract description 7
- 238000007493 shaping process Methods 0.000 claims abstract description 20
- 238000003825 pressing Methods 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000003044 adaptive effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 17
- 238000001125 extrusion Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention relates to the production field of standard parts, in particular to a cold extrusion processing method of an anti-rotation seat, which comprises the following steps: shaping, shaping and centering, pressing the first cylindrical groove, pressing the second cylindrical groove, pressing the limiting groove and perforating. The anti-rotation seat prepared by the production process has the advantages of high quality and density, better mechanical property and capability of effectively preventing the anti-rotation screw from falling off after extrusion treatment.
Description
Technical Field
The invention relates to the field of production of standard parts, in particular to a cold extrusion processing method of an anti-rotation seat.
Background
The anti-rotation seat is a common standard component, the anti-rotation seat is arranged at one end of the actuating piston rod, which is exposed out of the actuating cylinder barrel, the middle part of the anti-rotation seat is provided with a hole, one side of the anti-rotation seat is provided with a limit groove, and the head of the anti-rotation screw penetrates through the jack and is limited by the limit groove.
The existing anti-rotation seat is produced by adopting a cutting and die casting mode, the energy consumption is higher in the processing and casting processes, the pollution is higher, and the anti-rotation seat production process is obviously in urgent need of improvement at present when the national requirement for environmental protection is further improved.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects in the prior art and provides a cold extrusion processing method of an anti-rotation seat.
The invention is realized by the following technical scheme:
a cold extrusion processing method of an anti-rotation seat comprises the following steps:
(1) shaping: cutting the round steel in a fixed length, extruding and shaping the cut round steel into a cylinder through a die, wherein one end of the cylinder is hemispherical;
(2) shaping and centering: the workpiece prepared in the step (1) is overturned and then extruded and shaped through a die, an arc groove is extruded at one hemispherical end of the cylinder, and a chamfer is extruded at the other hemispherical end of the cylinder;
(3) pressing the first cylindrical groove: extruding and shaping the workpiece prepared in the step (2) through a die to enable the workpiece to be integrally elongated, and extruding a first cylindrical groove at one end of the chamfer;
(4) pressing a second cylindrical groove: extruding and shaping the workpiece prepared in the step (3) through a die to enable the workpiece to be integrally elongated, and extruding a second cylindrical groove in the first cylindrical groove, wherein the depth of the second cylindrical groove is lower than that of the first cylindrical groove;
(5) pressing a limiting groove, namely extruding and shaping the workpiece prepared in the step (4) through a die to integrally elongate the workpiece, and pressing a limiting clamping groove at the bottom of the second cylindrical groove;
(6) perforating: and (5) perforating the bottom of the second cylindrical groove of the workpiece prepared in the step (5).
The invention has the beneficial effects that:
the anti-rotation seat prepared by the production process has the following advantages:
(1) after the anti-rotation seat produced by extrusion forming of the profile of the anti-rotation seat in a cold extrusion mode is subjected to extrusion treatment, the anti-rotation seat is higher in mass density and better in mechanical property.
(2) Only partial raw materials are lost in the hole cutting process in the whole production process, the utilization rate of the raw materials is high, and the production cost can be reduced.
(3) The production process completely adopts a cold extrusion mode, and compared with the traditional casting mode, the production process is energy-saving and environment-friendly, and the energy consumption is saved by more than 80 percent compared with the original process.
(4) The production efficiency is more than one hundred times of that of the traditional process.
Drawings
FIG. 1 is a schematic view of the structure of a workpiece after each step in the production process of the present invention.
Fig. 2 is a schematic top view of the present invention.
Fig. 3 is a schematic perspective view of the present invention.
In the figure: a. the step (1) is a rear workpiece, the step (2) is a rear workpiece, the step (3) is a shaped workpiece, the step (4) is a rear workpiece, the step (5) is a rear workpiece, and the step (6) is a rear workpiece.
1. The limiting clamping groove, the hole 2, the first cylindrical groove 3 and the second cylindrical groove 4.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.
As shown in the figure, the present invention comprises the following steps:
(1) shaping: cutting the round steel in a fixed length, extruding and shaping the cut round steel into a cylinder through a die, wherein one end of the cylinder is hemispherical; after the step (1), the cut stubble of the workpiece a is cold extruded and shaped into a regular hemisphere;
(2) shaping and centering: the workpiece prepared in the step (1) is overturned and then extruded and shaped through a die, an arc groove is extruded at one hemispherical end of the cylinder, and a chamfer is extruded at the other hemispherical end of the cylinder; centering the workpiece b after the step (2), so that subsequent operation is facilitated;
(3) pressing the first cylindrical groove: extruding and shaping the workpiece prepared in the step (2) through a die to enable the workpiece to be integrally elongated, and extruding a first cylindrical groove 3 at one end of a chamfer;
extruding the workpiece c out of the first cylindrical groove after the step (3), and simultaneously integrally elongating the workpiece;
(4) pressing a second cylindrical groove: extruding and shaping the workpiece prepared in the step (3) through a die to enable the workpiece to be integrally elongated, and extruding a second cylindrical groove 4 in the first cylindrical groove, wherein the depth of the second cylindrical groove is lower than that of the first cylindrical groove;
pressing the other end of the workpiece d out of a second shallow cylindrical groove after the step (4), and simultaneously further elongating the whole workpiece;
(5) pressing a limiting groove, namely extruding and shaping the workpiece prepared in the step (4) through a die to integrally elongate the workpiece, and pressing a limiting clamping groove at the bottom of the second cylindrical groove;
and (5) pressing the workpiece e out of a limiting clamping groove 1 at the bottom of the second cylindrical groove, wherein the shape of the middle part of the limiting groove is matched with the shape of the head of the anti-rotation screw.
(6) Perforating: and (5) perforating the bottom of the second cylindrical groove of the workpiece prepared in the step (5).
And (6) penetrating a hole 2 in the middle of the workpiece f after the step (6), wherein the shape of the hole is matched with the shape of the head of the anti-rotation screw so that the anti-rotation screw can freely penetrate through the hole. The middle shaft of the limiting clamping groove and the middle shaft of the hole can be perpendicular to each other.
The anti-rotation seat prepared by the production process has the following advantages:
(1) after the anti-rotation seat produced by extrusion forming of the profile of the anti-rotation seat in a cold extrusion mode is subjected to extrusion treatment, the anti-rotation seat is higher in mass density and better in mechanical property.
(2) Because structural strength is higher for its inboard spacing draw-in groove structure is better to the spacing effect of preventing changeing the screw, prevents effectively that changeing the screw and deviates from.
(3) Only partial raw materials are lost in the hole cutting process in the whole production process, the utilization rate of the raw materials is high, and the production cost can be reduced.
(4) The production process completely adopts a cold extrusion mode, and compared with the traditional casting mode, the production process is energy-saving and environment-friendly, and the energy consumption is saved by more than 80 percent compared with the original process.
(5) The production efficiency is more than one hundred times of that of the traditional process.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (1)
1. The utility model provides a cold extrusion processing method of preventing changeing seat, its characterized in that, prevent changeing the seat and include shell and the cassette that is fixed in the shell inner wall, the cassette is located the middle part of shell, the cassette middle part is equipped with and enables to prevent hole (2) that change screw head portion and pass through, one side of cassette is equipped with spacing draw-in groove (1), spacing draw-in groove mutual symmetry and the both sides of separated residence hole (2), the inslot shape of spacing draw-in groove (1) is the arc, the cassette is the smooth arc of indent at spacing draw-in groove (1) offside, it specifically includes following step:
(1) shaping: cutting the round steel in a fixed length, extruding and shaping the cut round steel into a cylinder through a die, wherein one end of the cylinder is hemispherical;
(2) shaping and centering: the workpiece prepared in the step (1) is overturned and then extruded and shaped through a die, an arc groove is extruded at one hemispherical end of the cylinder, and a chamfer is extruded at the other hemispherical end of the cylinder;
(3) pressing the first cylindrical groove: extruding and shaping the workpiece prepared in the step (2) through a die to enable the workpiece to be integrally elongated, and extruding a first cylindrical groove at one end of the chamfer;
(4) pressing a second cylindrical groove: extruding and shaping the workpiece prepared in the step (3) through a die to enable the workpiece to be integrally elongated, and extruding a second cylindrical groove in the first cylindrical groove, wherein the depth of the second cylindrical groove is lower than that of the first cylindrical groove;
(5) pressing a limiting groove, namely extruding and shaping the workpiece prepared in the step (4) through a die to enable the workpiece to be integrally elongated, and pressing a limiting clamping groove at the bottom of the second cylindrical groove, wherein the middle part of the limiting clamping groove is adaptive to the head of the anti-rotation screw in shape;
(6) perforating: and (5) perforating the bottom of the second cylindrical groove of the workpiece prepared in the step (5), wherein the shape of the hole is adapted to the head of the anti-rotation screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810657319.XA CN108838622B (en) | 2018-06-25 | 2018-06-25 | Cold extrusion processing method of anti-rotation seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810657319.XA CN108838622B (en) | 2018-06-25 | 2018-06-25 | Cold extrusion processing method of anti-rotation seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108838622A CN108838622A (en) | 2018-11-20 |
| CN108838622B true CN108838622B (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810657319.XA Active CN108838622B (en) | 2018-06-25 | 2018-06-25 | Cold extrusion processing method of anti-rotation seat |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112247049B (en) * | 2020-09-30 | 2023-03-21 | 浙江双祥汽配制造有限公司 | Anti-rotation seat and machining method thereof |
| CN113578993B (en) * | 2021-08-13 | 2023-04-28 | 常州市胜彪标准件模具有限公司 | Pressure regulating valve processing technology method |
| CN113714441B (en) * | 2021-08-13 | 2023-06-13 | 常州市胜彪标准件模具有限公司 | Coupler processing technique |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101579803A (en) * | 2009-06-23 | 2009-11-18 | 宁波安拓实业有限公司 | Manufacturing technology of braking cone |
| CN101618498A (en) * | 2009-07-17 | 2010-01-06 | 宁波安拓实业有限公司 | Manufacturing process of adjusting nut |
| CN102069348A (en) * | 2010-11-19 | 2011-05-25 | 宁波行一汽车零部件有限公司 | Method for manufacturing hose connector core |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6044133A (en) * | 1983-08-23 | 1985-03-09 | Toshiba Corp | Coining method |
| US4991421A (en) * | 1990-03-08 | 1991-02-12 | Simon Joseph A | Method for extruding an elongated, lightweight rack |
| CN101263308A (en) * | 2005-09-13 | 2008-09-10 | 诺伊曼尔·泰克福尔控股有限公司 | Hollow shaft and manufacturing method thereof |
| CN1943971A (en) * | 2005-10-05 | 2007-04-11 | 株式会社电装 | Annular component fabricating method, die for use in such fabricating method and annular component fabricated thereby |
| CN1986144B (en) * | 2005-12-19 | 2011-11-02 | 朱志远 | Valve rod forging and cold extruding formation process |
| CN101618422A (en) * | 2009-07-17 | 2010-01-06 | 宁波安拓实业有限公司 | Manufacturing method of internal jacket |
| CN101648227B (en) * | 2009-08-27 | 2012-05-09 | 浙江拓进五金工具有限公司 | Multi-location cold extruding forming method of sleeve barrel |
| CN102019536A (en) * | 2009-09-17 | 2011-04-20 | 天津市亚星散热器有限公司 | Method for processing tube seats |
| HUE044117T2 (en) * | 2010-09-17 | 2019-10-28 | Schott Ag | Glass-to-fixing-material seal and method for manufacturing the same |
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- 2018-06-25 CN CN201810657319.XA patent/CN108838622B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101579803A (en) * | 2009-06-23 | 2009-11-18 | 宁波安拓实业有限公司 | Manufacturing technology of braking cone |
| CN101618498A (en) * | 2009-07-17 | 2010-01-06 | 宁波安拓实业有限公司 | Manufacturing process of adjusting nut |
| CN102069348A (en) * | 2010-11-19 | 2011-05-25 | 宁波行一汽车零部件有限公司 | Method for manufacturing hose connector core |
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| CN108838622A (en) | 2018-11-20 |
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Denomination of invention: A cold extrusion processing method for anti rotation seat Effective date of registration: 20231229 Granted publication date: 20200728 Pledgee: Industrial and Commercial Bank of China Changzhou Wujin Branch Pledgor: CHANGZHOU SHENGBIAO STANDARD PARTS MOULD CO.,LTD. Registration number: Y2023980075209 |