CN108515218A - A kind of processing method preventing the processing trembling of light sheet part - Google Patents
A kind of processing method preventing the processing trembling of light sheet part Download PDFInfo
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- CN108515218A CN108515218A CN201810314738.3A CN201810314738A CN108515218A CN 108515218 A CN108515218 A CN 108515218A CN 201810314738 A CN201810314738 A CN 201810314738A CN 108515218 A CN108515218 A CN 108515218A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C3/00—Milling particular work; Special milling operations; Machines therefor
- B23C3/13—Surface milling of plates, sheets or strips
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Abstract
A kind of processing method preventing the processing trembling of light sheet part, step are：1) coordinate system, is established, there are the cylinders that thickness is 25 30mm to be supported to part web part using cylinder as support column by one side at hole to be processed；2) web, 1.5 2.5mm of plate thickness made allowance, are processed；3), using whirlwind milling method, in place, lateral cutting-in is the 10 of cutter diameter to a cutting-in；4) milling cutter hole milling, processing hole depth, is used to be higher than support column 0.08mm, later directly knock out cylinder using tool, obtain finished parts at the another side unprocessed hole location of part.The present invention provides the few processing method of a kind of high precision machining, technological process, solves dimensional accuracy caused by being trembleed in the prior art due to web and be difficult to guarantee, while the technical problem that process is cumbersome, the period is long, of high cost.
Description
Technical field
This technology belongs to numerical controlled machinery manufacture field, mainly solves in produce reality due to different size of light sheet zero
Part trembles deformation in process, and the stage property and positioning to digital control processing all bring difficulty of processing, influence processing dimension and table
The problem of face precision.
Background technology
Processing method in the prior art is：Feature side-wall single side stays 0.5mm, web surface to stay when 1, processing for the first time
0.5mm stays allowance for finish；2, the upper muscle height of installation essence, milling cutter essence web and side wall；3, hole to be processed is processed；4, loose
Pressing plate unloads part, rotates 180 degree around Y-axis, reference angle establishes coordinate system in the lower right corner；5, it carries out second to process, stays finishing
Spare time measures, and tool wear situation, web flutter depth, it is ensured that have pincers worker grind are paid attention in process；6, process
Whether the middle thickness that web is measured with calibrator is consistent, pays attention to tool wear situation, web flutter depth, it is ensured that have pincers worker grinding
Surplus, web stay 0.1mm, pincers worker grind；7, it unloads part and turns pincers worker grinding part web plane, and ensure web size
Tolerance.Since web empties, web size ratio is relatively thin, and cutter web while cutting trembles, and processing web is difficult that control adds
Chinese musical scale cun and flatness, pincers worker grinding waste the prodigious time, increase unnecessary labour, and processing cost increases.
Invention content
The purpose of the present invention is to provide a kind of processing method preventing the processing trembling of light sheet part, step is：1)、
Coordinate system is established, it is to zero that there are the cylinders that thickness is 25-30mm using cylinder as support column by one side at hole to be processed
Part web part is supported；2) web, plate thickness made allowance 1.5-2.5mm, are processed；3), using whirlwind milling method, once
In place, lateral cutting-in is the 10 of cutter diameter to cutting-in；4) milling cutter, is used at the another side unprocessed hole location of part
Cylinder is directly knocked out using tool to support column 0.08mm is higher than, obtains finished parts by hole milling, processing hole depth later.The present invention
By the above method, solves dimensional accuracy caused by being trembleed in the prior art due to web and be difficult to guarantee, while process is numerous
Technical problem trivial, the period is long, of high cost.
The technical solution adopted by the present invention is：
A kind of processing method preventing the processing trembling of light sheet part, step are：
1) coordinate system, is established, there are the cylinders that thickness is 25-30mm by one side at hole to be processed, using cylinder as branch
Dagger is supported part web part；
2) web, plate thickness made allowance 1.5-2.5mm, are processed；
3), using whirlwind milling method, in place, lateral cutting-in is the 10 of cutter diameter to a cutting-in；
4) milling cutter hole milling, is used at the another side unprocessed hole location of part, processing hole depth is to higher than support column
Cylinder is directly knocked out using tool, obtains finished parts by 0.08mm later.
In the step 3), feed parameter is：Spindle revolutions 10000r/min is fed 4000mm/min.
Body diameter described in step 1) is equal with bore dia to be processed.
The beneficial effects of the invention are as follows：
On the basis of original cooked mode, changes thoughtcast and become the pattern of original direct processing through-hole first to add
The position single-sided process in work hole is the anti-column that quivers of positioning, and then turn-over processes part to be processed, and being machined to hole prescribed depth has 8,
Then the anti-support column that quivers below processed hole directly is knocked out with tool, direct perfection processes the hole of requirement, while ensureing to add
Work process part is firm not to be trembleed.The method of the present invention solves the problems, such as the wobble problem in processing and tool wear well, takes
Disappeared pincers worker grinding process, substantially increases production efficiency, reduces production cost, improves the quality of production.
Description of the drawings
Fig. 1 a：Prior art machining state schematic diagram.
Fig. 1 b：The sectional view of Fig. 1 a.
Fig. 2 a：The invention machining state schematic diagram.
Fig. 2 b：The sectional view of Fig. 2 a.
Fig. 3：1 machining state figure of embodiment.
Fig. 4 a：Embodiment 1 rotates 180 ° of post-processing state diagrams.
Fig. 4 b：The side sectional view of Fig. 4 a.
Specific implementation mode
A kind of processing method preventing the processing trembling of light sheet part, step are：
1) coordinate system, is established, there are the cylinders that thickness is 25-30mm by one side at hole to be processed, using cylinder as branch
Dagger positions whole plank；The body diameter is equal with bore dia to be processed.
2) web, plate thickness made allowance 1.5-2.5mm, are processed.
3), using whirlwind milling method, in place, lateral cutting-in is the 10 of cutter diameter to a cutting-in；Wherein, it is fed
Parameter is：Spindle revolutions 10000r/min is fed 4000mm/min.
4) milling cutter hole milling, processing hole, is used to be deep to 0.08mm, use later at the another side unprocessed hole location of part
Tool directly knocks out cylinder, obtains finished parts.
The specific procedure of processing being processed by the prior art is as follows：
Support arm leading portion is processed, part milling machine lower planes, until 59 ± 0.1mm, establishes coordinate system, the milling benchmark lower left corner is used
Pressing plate is fixed on bed surface, and pressing plate is pressed within 5mm, presses surrounding.Processing zero is determined with seeking border, to knife zero in upper table
Face, installation Φ 16R3 high-speed milling cutters open thick holotype, and feature side-wall single side stays 0.5mm, web surface to stay 0.5mm, stays allowance for finish.
It is high that muscle in Φ 10R5 essences is installed again, Φ 16R4 milling cutter essence webs and side wall are installed, ensure side wall 3 ± 0.1mm or 4 ± 0.1mm.Again
With 2mm centre drill spot hole position, point 2mm is deep, is boring 2- Φ 12H9 bottom outlets with 11.8 drill bits of Φ, is boring 18mm depths, then cut with scissors with Φ 12H9
Knife reams, and hinge 15mm is deep.Side wall is finished with Φ 12H9 gauge measured holes, then with T16R4, uses Φ 16R0.5 to clear up side wall later
The root angles R.Loosening pressure plate unloads part, rotates 180 degree around Y-axis, reference angle founds coordinate system in the lower right corner, by Fig. 1 a, to knife zero
In bottom surface, installation Φ 16R3 high-speed milling cutters output the second face holotype, and feature side-wall single side stays 0.5mm, web to be stayed in mounting surface
0.5mm stays allowance for finish, installation Φ 16R4 milling cutter essences muscle height, side wall to ensure 3 ± 0.1mm of side wall, 4 ± 0.1mm.It is processing
Processing is lifted when web, first lifts 0.5mm, and processing is primary, and whether the thickness that web is measured with calibrator is consistent, pays attention to cutter
Abrasion condition, web flutter depth, it is ensured that have pincers worker grind；It is primary that 0.4mm processing is lifted again, pays attention to tool wear situation,
Web flutter depth, it is ensured that have pincers worker grind, with calibrator measure web thickness it is whether consistent, square face
0.05mm, then lift 0.3mm with calibrator measure web thickness it is whether consistent, square face in 0.05mm, pay attention to tool wear
Situation, web flutter depth, it is ensured that there is pincers worker grind, web to stay 0.1mm, pincers worker grind.Installation Φ 16R0.5 are cut
It is disconnected, it unloads part and turns pincers worker grinding part web plane degree 0.05 and ensure web dimensional tolerance.Since web empties, web ruler
Very little than relatively thin, cutter web while cutting trembles, and processing web is difficult control processing dimension and flatness, pincers worker grinding wave
Take the prodigious time, increase unnecessary labour, processing cost increases.
Embodiment 1：
It the following is the concrete application being processed to support arm leading portion using the method for the present invention.
Support arm leading portion, milling support arm leading portion woollen top and bottom are processed, thickness to 59 ± 0.1mm establishes coordinate system, milling by Fig. 3
Benchmark is the lower left corner, and support arm leading portion is fixed on platen with pressing plate, and pressing plate presses surrounding, and flanging is within 5mm.With seeking
Side device determines processing zero, and to knife zero in upper surface, installation Φ 16R3 high-speed milling cutters open thick holotype, and feature side-wall single side stays
0.5mm, web surface stay 0.5mm, stay allowance for finish, hole machined at the cylinder of Φ 10mm high 21.
It is high that Φ 10R5 milling cutters muscle is installed again, installation Φ 16R4 milling cutters finishing web and side wall, ensure side wall parameter 3 ±
0.1mm or 4 ± 0.1mm.Side wall is finished with T16R4 again, uses Φ 16R0.5 to clear up the side wall root angles R later.
Loosening pressure plate unloads part, rotates 180 degree around Y-axis, reference angle exists to knife zero by Fig. 4 a coordinate systems in the lower right corner
Bottom surface, installation Φ 16R3 high-speed milling cutters output the second face holotype, and feature side-wall single side stays 0.5mm, web surface to stay 2mm, stays finishing
Spare time measures.Φ 16R4 milling cutter essences muscle height, side wall are installed, ensure side wall 3 ± 0.1mm or 4 ± 0.1mm.Reprocess web, tool
Body uses the scheme of whirling mill, feeds parameter spindle revolutions 10000r/min, feeds 4000mm/min, longitudinal cutting-in 2mm, laterally
Cutting-in 1.5mm, a cutting-in is in place.With 10 holes milling cutter Φ 12H9 Φ, processing hole is deep to 0.08mm, finally installs Φ 16R0.5 and cuts
Part off zero and woollen junction.Part is finally unloaded, cylinder is knocked out with tool.
Inventive method solves the wobble problem of processing well, and tool wear problem eliminates pincers worker grinding process, greatly
Production efficiency is improved greatly, production cost is reduced, improves the quality of production.
Claims (3)
1. a kind of processing method preventing the processing trembling of light sheet part, step are：
1) coordinate system, is established, by one side at hole to be processed, there are the cylinders that thickness is 25-30mm, using cylinder as support column,
Part web part is supported；
2) web, plate thickness made allowance 1.5-2.5mm, are processed；
3), using whirlwind milling method, a cutting-in in place, the 10 of lateral knifing cutter diameter；
4) milling cutter hole milling, processing hole depth, is used to be higher than support column 0.08mm at the another side unprocessed hole location of part, later
Directly cylinder is knocked out using tool, obtains finished parts.
2. a kind of processing method preventing the processing trembling of light sheet part according to claim 1, it is characterised in that：It is described
Step 3) in, feed parameter be：Speed of mainshaft 10000r/min is fed 4000mm/min.
3. a kind of processing method preventing the processing trembling of light sheet part according to claim 1, it is characterised in that：Step
1) body diameter described in is equal with bore dia to be processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810314738.3A CN108515218B (en) | 2018-04-10 | 2018-04-10 | A kind of processing method preventing the processing trembling of light sheet part |
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| CN201810314738.3A CN108515218B (en) | 2018-04-10 | 2018-04-10 | A kind of processing method preventing the processing trembling of light sheet part |
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| CN108515218A true CN108515218A (en) | 2018-09-11 |
| CN108515218B CN108515218B (en) | 2019-06-21 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110480284A (en) * | 2019-09-17 | 2019-11-22 | 成都飞机工业（集团）有限责任公司 | A kind of web notch arrangement processing method |
| CN113333829A (en) * | 2021-05-31 | 2021-09-03 | 重庆长安汽车股份有限公司 | CNC machining method for automobile plastic part |
| CN113441765A (en) * | 2021-06-25 | 2021-09-28 | 成都飞机工业（集团）有限责任公司 | Milling method of double-sided frame type part |
| CN113799193A (en) * | 2021-09-13 | 2021-12-17 | 富钰精密组件（昆山）有限公司 | Processing method of carbon fiber plate |
| CN114131093A (en) * | 2021-12-21 | 2022-03-04 | 一重集团大连核电石化有限公司 | Numerical control machining method for multi-type large-diameter hollow indirect pipe hole in ultra-large end socket |
| CN116214097A (en) * | 2023-04-07 | 2023-06-06 | 成都森博精密机械有限公司 | Frame-shaped part processing method |
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| CN203610742U (en) * | 2013-10-17 | 2014-05-28 | 常州市海伦工具有限公司 | Milling machine tool structure |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110480284A (en) * | 2019-09-17 | 2019-11-22 | 成都飞机工业（集团）有限责任公司 | A kind of web notch arrangement processing method |
| CN113333829A (en) * | 2021-05-31 | 2021-09-03 | 重庆长安汽车股份有限公司 | CNC machining method for automobile plastic part |
| CN113441765A (en) * | 2021-06-25 | 2021-09-28 | 成都飞机工业（集团）有限责任公司 | Milling method of double-sided frame type part |
| CN113441765B (en) * | 2021-06-25 | 2022-06-14 | 成都飞机工业（集团）有限责任公司 | Milling method of double-sided frame type part |
| CN113799193A (en) * | 2021-09-13 | 2021-12-17 | 富钰精密组件（昆山）有限公司 | Processing method of carbon fiber plate |
| CN114131093A (en) * | 2021-12-21 | 2022-03-04 | 一重集团大连核电石化有限公司 | Numerical control machining method for multi-type large-diameter hollow indirect pipe hole in ultra-large end socket |
| CN116214097A (en) * | 2023-04-07 | 2023-06-06 | 成都森博精密机械有限公司 | Frame-shaped part processing method |
| CN116214097B (en) * | 2023-04-07 | 2024-01-09 | 成都森博精密机械有限公司 | Frame-shaped part processing method |
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| CN108515218B (en) | 2019-06-21 |
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Effective date of registration: 20190905 Address after: 110000 No. 3 Zhengyi 4th Road, Shenbei New District, Shenyang City, Liaoning Province Patentee after: Shenyang Lisheng Electronic Technology Co., Ltd. Address before: 110033 Guanyin Village, Lingdong Township, Huanggu District, Shenyang City, Liaoning Province Patentee before: Shenyang Baixiang Mechanical Processing Co., Ltd. |
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Effective date of registration: 20200924 Address after: Ling Dongxiang Guanyin village of Huanggu District of Shenyang City, Liaoning province 110000 Patentee after: SHENYANG BAIXIANG MACHINERY PROCESSING Co.,Ltd. Address before: 110000 No. 3 Zhengyi 4th Road, Shenbei New District, Shenyang City, Liaoning Province Patentee before: SHENYANG LISHENG ELECTRONIC TECHNOLOGY Co.,Ltd. |
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