CN101972927A - Fast machining method for forming deep holes on steel - Google Patents
Fast machining method for forming deep holes on steel Download PDFInfo
- Publication number
- CN101972927A CN101972927A CN 201010511864 CN201010511864A CN101972927A CN 101972927 A CN101972927 A CN 101972927A CN 201010511864 CN201010511864 CN 201010511864 CN 201010511864 A CN201010511864 A CN 201010511864A CN 101972927 A CN101972927 A CN 101972927A
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- Prior art keywords
- steel
- blank
- deep hole
- cold
- heading
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- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 55
- 239000010959 steel Substances 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title abstract description 13
- 238000003754 machining Methods 0.000 title abstract 4
- 238000004080 punching Methods 0.000 claims abstract description 22
- 239000010687 lubricating oil Substances 0.000 claims abstract description 5
- 238000003672 processing method Methods 0.000 claims description 12
- 238000012216 screening Methods 0.000 claims description 9
- 238000007493 shaping process Methods 0.000 claims description 4
- 230000003746 surface roughness Effects 0.000 claims description 4
- 239000002699 waste material Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 2
- 229910000926 A-3 tool steel Inorganic materials 0.000 description 5
- 238000005553 drilling Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000000641 cold extrusion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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- Forging (AREA)
Abstract
The invention discloses a fast machining method for forming deep holes on steel, which is characterized in that: after being selected, the steel is phosphated and cut into a blank with needed length; the blank is fixed on a die which is provided with a plurality of fixed dies and moving dies; cold heading is performed on the blank by a punching needle on the moving die; the blank which is subjected to the cold heading is fast moved to the fixed die at a next station; the cold heading is continuously performed by the punching needle on another moving die; lubricating oil is added during the cold heading; and the aperture machining of the steel is finished until the aperture reaches the depth. The machining method is characterized by fastness and no waste of the steel, greatly saves raw materials and improves production efficiency.
Description
Technical field
The present invention relates to the processing method in a kind of steel aperture, particularly be the processing method of related components deep holes such as the bolster used on some textile machines, wharve, top chock blank.
Background technology
At present, some accessories of usefulness such as automobile, weaving all adopt steel to make, connect other parts owing to will install, just need drilling on these steel, for the less parts of the aperture degree of depth, can deal with problems with the pressing equipment punching press, but for the darker parts of the aperture degree of depth, during with the pressing equipment punching press, will produce various problems: if a punching press of pressing equipment is finished, its huge stamping press can be with the steel avulsion or with problems such as punching needle directly wreck; Owing to above-mentioned situation can occur, therefore just can't carry out quick punching press with pressing equipment.Therefore, utilize drilling technique very naturally, and holed in the position that the steel blank is limited with drilling machine.But the processing method of boring unquestionablely the time can produce some scrap in boring, causes the unnecessary waste of steel, lacks at steel now, and under the situation of material expensive, this method also is worthless.Thereby, expect very naturally in this area adopting the cold-stamped technology to carry out drilling.Look into Chinese patent database, one publication number is CN101362156A, denomination of invention discloses following content for " the deep hole extrusion forming process of carbon and low-alloy structural steel in a kind of ": the deep hole extrusion forming process of carbon and low-alloy structural steel in a kind of, it is characterized in that: metal stock has in the tubular die of step as for inwall, the geomery of tubular die inwall is corresponding with the outer shape size of extruding workpiece, punch diameter is less than the die diameter, / 2nd wall thickness of the difference of die diameter and punch diameter for the extruding workpiece, when drift pushes downwards, it is motionless that the upper end of blank keeps, the lower end edge die barrel of blank is extruded downwards, adopts one or more drift extruding according to the requirement that deep hole is shaped.This cold-stamped technology is impossible one-time formed for the steel of making deep hole, must adopt the classification cold extrusion, then, every cold extrusion once will be carried out the workpiece of not moulding the operation of a phosphatization, like this, serious waste the time, reduced production efficiency.And the deep hole of this extrusion molding, its inside surface roughness is big, and hole tolerance is also bigger, and the thick difference of hole wall is also very big.
Summary of the invention
In view of the deficiency that background technology exists, the technical problem to be solved in the present invention provides a kind of steel material of neither wasting, the fast processing method of system deep hole on steel that again can rapid shaping.
For this reason, the present invention adopts following technical scheme to realize:
A kind of fast processing method of making deep hole on steel is characterized in that comprising the steps: a), screening steel; B), the steel with screening carry out phosphatization; C), the steel after the phosphatization are cut, obtain the blank of Len req; D), the steel blank is fixed on the mould of make-up machine, the mould on the described make-up machine has fixed half and moving half, and described fixed half and moving half is provided with a plurality of successively; E), with the punching needle on the dynamic model blank on the cover half is carried out quick cold-heading, wherein the blank on the cover half carries out being moved quickly on the cover half of next station by manipulator after the cold-heading, carry out cold-heading by the punching needle on another dynamic model, and in cold-heading, add lubricating oil; F), after the blank on the cover half moves to the station of setting, just the aperture cold-heading with steel finishes.Further, after step a), the screening steel carry out spheroidizing, to improve the pliability of steel.
The ratio in the deep hole of machine-shaping and aperture is greater than 10; And the deep hole inside surface roughness is 0.8～0.4, and hole tolerance is ± 0.02 millimeter, and the thick difference of hole wall is ± 0.1 millimeter.
Among the present invention; adopt a plurality of dynamic models and cover half to cooperate with manipulator; make the punching needle gradation on the dynamic model carry out cold-heading to the steel blank on the cover half continuously; make and the blank of the pin punching press that is not stamped stretches in the other direction; and form deep hole gradually; so both protected punching needle can not wreck; the workpiece that is stamped is remained intact; waste material not again; the deep hole roughness that machines is good, and the thick difference of hole tolerance and hole wall is little, and convenient and swift; per minute can be made deep hole more than 50, has greatly improved production efficiency.
The specific embodiment
Of the present invention on steel the fast processing method of system deep hole, it at first will screen steel, steel have No. 35 steel, No. 45 steel, 40CR steel and A3 steel for screening, the A3 steel with screening is an example below, is elaborated.Because A3 steel itself just have enough pliabilitys, thereby as long as the A3 steel that screen are carried out phosphatization, make the surface of steel obtain an oil reservoir, be used for protecting mould, prevent to produce high temperature in the mould cold-heading process below, and prevent that surface of the work from being pulled, keep the smoothness on surface; Then the A3 steel after the phosphatization are cut, obtain the blank of Len req; The steel blank is fixed on the mould of make-up machine, the mould on the described make-up machine has fixed half and moving half, and described fixed half and moving half is provided with a plurality of successively; Make-up machine in the present embodiment is actually a kind of multistage cold former, this cold headers are that the name that adopts Taiwan Chun Zu Machinery Industry Co., Ltd. to produce is called " precision component high-energy-rate forming machine ", the mould that is provided with on it just has fixed half and moving half, and fixed half and moving half is arranged in order into a plurality of; Adopt the punching needle on this high-energy-rate forming machine dynamic model that the blank on the cover half is carried out quick cold-heading, after the punching needle on first dynamic model carries out cold-heading to the steel blank on the cover half, blank on its cover half is clamped by manipulator, move to apace on the cover half of next station, by the punching needle on another dynamic model the blank on this cover half is carried out cold-heading, so, punching needle on the make-up machine on a plurality of dynamic models carries out cold-heading continuously several times to the blank on the cover half, in the scope that punching needle is not stamped, the steel limit at blank edge stretches in the other direction, and the place of the pin punching press that is stamped is more and more darker with respect to the edge, so just form a deep hole, deep hole is measured, reach the predetermined degree of depth after, just the deep hole cold-heading with steel finishes.Same batch parts add man-hour, the cold-heading number of times of process is always certain, thereby, as long as after measuring the deep hole degree of depth of good first cold-heading, the deep hole that the later degree of depth is identical always can be finished the degree of depth of cold-heading at same station place, thereby, same batch product, as long as the steel blank is moved to by manipulator on the cover half of desired location, just the deep hole cold-heading with steel finishes, its processing is very quick and convenient, and can not waste the raw material of steel.In cold-heading, add lubricating oil; The quality that this lubricating oil requires is higher, in general, what adopt is PB-50 type intense beam oil, this intense beam oil originates from Kunshan, Jiangsu three and reaches extraordinary oily Co., Ltd, can both purchase on the market, the intense beam oil of this model could be to carrying out effective lubricating between punching needle and the steel, with the trouble of avoiding punching needle to be fractureed in the return process, and mould cooled off.According in general, when the deep hole of needs processing, the ratio in its hole depth and aperture should adopt this method to process greater than 10 o'clock; According to the method after the processing, and the deep hole inside surface roughness is 0.8～0.4, and hole tolerance is ± 0.02 millimeter, and the thick difference of hole wall is ± 0.1 millimeter.
In addition, when the steel of screening when being No. 35, No. 45 or 40CR, because the pliability of these steel is intersected, then need to carry out spheroidizing, to improve the pliability of steel with regard to these steel.Adopt above-mentioned processing method, can be effective equally.
Claims (4)
1. the fast processing method of a system deep hole on steel is characterized in that comprising the steps:
A), screening steel;
B), the steel with screening carry out phosphatization;
C), the steel after the phosphatization are cut, obtain the blank of Len req;
D), the steel blank is fixed on the mould of make-up machine, the mould on the described make-up machine has fixed half and moving half, and described fixed half and moving half is provided with a plurality of successively;
E), with the punching needle on the dynamic model blank on the cover half is carried out quick cold-heading, wherein the blank on the cover half carries out being moved quickly on the cover half of next station by manipulator after the cold-heading, carry out cold-heading by the punching needle on another dynamic model, and in cold-heading, add lubricating oil;
F), after the blank on the cover half moves to the station of setting, just the deep hole cold-heading with steel finishes.
2. the fast processing method of making deep hole on steel according to claim 1 is characterized in that after step a), and the screening steel carry out spheroidizing, to improve the pliability of steel.
3. according to claim 1 and 2 on steel the fast processing method of system deep hole, the deep hole that it is characterized in that machine-shaping and the ratio in aperture are greater than 10.
4. according to claim 1 and 2 on steel the fast processing method of system deep hole, it is characterized in that the deep hole inside surface roughness is 0.8～0.4 after the described machine-shaping, hole tolerance is ± 0.02 millimeter, the thick difference of hole wall is ± 0.1 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105118641A CN101972927B (en) | 2010-10-17 | 2010-10-17 | Fast machining method for forming deep holes on steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105118641A CN101972927B (en) | 2010-10-17 | 2010-10-17 | Fast machining method for forming deep holes on steel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101972927A true CN101972927A (en) | 2011-02-16 |
| CN101972927B CN101972927B (en) | 2011-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105118641A Expired - Fee Related CN101972927B (en) | 2010-10-17 | 2010-10-17 | Fast machining method for forming deep holes on steel |
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| Country | Link |
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| CN (1) | CN101972927B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102371300A (en) * | 2011-10-26 | 2012-03-14 | 巨力索具股份有限公司 | Forming equipment and technology for punching taper hole of black metal forged piece |
| CN102554579A (en) * | 2012-02-20 | 2012-07-11 | 余成巧 | Rapid forming process for plunger sleeve of oil pump |
| CN106378632A (en) * | 2016-10-19 | 2017-02-08 | 扬州星月燃油喷射有限公司 | Precise forming mechanism of oil pump oil mouth plunger sleeve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2905529A1 (en) * | 1979-02-14 | 1980-08-28 | Schuler Gmbh L | Punching tool for deep-drawn sections - uses die to support tooth face only and punches move radially |
| US4532843A (en) * | 1982-11-02 | 1985-08-06 | Amada Company, Limited | Punch press |
| CN201115972Y (en) * | 2007-07-30 | 2008-09-17 | 黄水益 | Piercing die seat and mold of chip paper tape punch |
| CN201313133Y (en) * | 2008-10-31 | 2009-09-23 | 杜广营 | A hydraulic porous punch |
| CN201501009U (en) * | 2009-07-07 | 2010-06-09 | 苏州太湖度假区安洁绝缘材料有限公司 | Continuous punching and automatic waste discharge device of full-breaking die-cutting product |
| CN101829724A (en) * | 2010-04-19 | 2010-09-15 | 成都宏明双新科技股份有限公司 | Small hole rapid molding process |
-
2010
- 2010-10-17 CN CN2010105118641A patent/CN101972927B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2905529A1 (en) * | 1979-02-14 | 1980-08-28 | Schuler Gmbh L | Punching tool for deep-drawn sections - uses die to support tooth face only and punches move radially |
| US4532843A (en) * | 1982-11-02 | 1985-08-06 | Amada Company, Limited | Punch press |
| CN201115972Y (en) * | 2007-07-30 | 2008-09-17 | 黄水益 | Piercing die seat and mold of chip paper tape punch |
| CN201313133Y (en) * | 2008-10-31 | 2009-09-23 | 杜广营 | A hydraulic porous punch |
| CN201501009U (en) * | 2009-07-07 | 2010-06-09 | 苏州太湖度假区安洁绝缘材料有限公司 | Continuous punching and automatic waste discharge device of full-breaking die-cutting product |
| CN101829724A (en) * | 2010-04-19 | 2010-09-15 | 成都宏明双新科技股份有限公司 | Small hole rapid molding process |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102371300A (en) * | 2011-10-26 | 2012-03-14 | 巨力索具股份有限公司 | Forming equipment and technology for punching taper hole of black metal forged piece |
| CN102554579A (en) * | 2012-02-20 | 2012-07-11 | 余成巧 | Rapid forming process for plunger sleeve of oil pump |
| CN106378632A (en) * | 2016-10-19 | 2017-02-08 | 扬州星月燃油喷射有限公司 | Precise forming mechanism of oil pump oil mouth plunger sleeve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101972927B (en) | 2011-11-09 |
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Owner name: RUI'AN GUOQIANG STANDARD COMPONENT CO., LTD. Effective date: 20120817 |
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Effective date of registration: 20120817 Address after: 325200 Ruian, Zhejiang province Ting Tian Town, joint village Patentee after: Ruian Guoqiang Standard Parts Co.,Ltd. Address before: 325200, 124, Zhenxing East Road, Ting Tian Town, Zhejiang, Ruian Patentee before: Yu Chengqiao |
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Effective date of registration: 20200903 Address after: Xiangqiao village, tingtian street, Ruian City, Zhejiang Province 325200 Patentee after: ZHEJIANG XINYE ELECTRONIC SCIENCE & TECHNOLOGY Co.,Ltd. Address before: 325200 Ruian, Zhejiang province Ting Tian Town, joint village Patentee before: Ruian Guoqiang Standard Parts Co.,Ltd. |
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Granted publication date: 20111109 |
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| CF01 | Termination of patent right due to non-payment of annual fee |