CN105834689B - The double gooseneck hinge Milling Process techniques of one kind solid solution steel - Google Patents
The double gooseneck hinge Milling Process techniques of one kind solid solution steel Download PDFInfo
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- CN105834689B CN105834689B CN201610271386.9A CN201610271386A CN105834689B CN 105834689 B CN105834689 B CN 105834689B CN 201610271386 A CN201610271386 A CN 201610271386A CN 105834689 B CN105834689 B CN 105834689B
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- gooseneck
- double
- milling
- hinge
- solid solution
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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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
Abstract
The present invention discloses a kind of double gooseneck hinge Milling Process techniques of solid solution steel, using first processing auricle region, the milling process of post-processing base region, it is excessive to avoid " double goosenecks " hinge geometric tolerance caused by base thickness is smaller, and by adding feed path, reduce radial direction cutting-in of the cutter at fillet, geometric tolerance is improved in the method for controlling cutting force to be mutated, select the process tool route of ring cutting, rational milling parameter can meet the working axiality requirement at two auricle of hinge workpiece, improve the processing efficiency of " double goosenecks " hinge, and meet the required precision of pilot hole position.
Description
Technical field
The invention belongs to hinge processing technique field, more particularly to a kind of double gooseneck hinge Milling Process techniques of solid solution steel.
Background technology
In fields such as automobile, ship, furniture, hinge is important connecting component, its material usually selects high strength steel, is
Save rapidoprint, improve efficiency, the general one-pass molding that hinge is completed by the way of punching press or casting.In Aeronautics and Astronautics
Field, hinge are aircraft door, the connecting component of lid, the influence of the factor such as loaded, vibration, corrosion, hatch door, lid hinge
It is general to select 15-5PH- solid solution steel.On the basis of material property, requirement, manufacturing process and cost is considered, aircraft
Cover hinge suitable for reading is generally configured to " double goosenecks " hinge, the hinge base thinner thickness, is partly " double goosenecks " auricle structure, and two
Aperture axis concentricity at auricle requires φ 0.1mm, and the distance of shaft centers tolerance at the limiting slot position degree and auricle on auricle will
Ask stringent.
To sum up, with reference to the particularity of 15-5PH- solid solution steel working environments and its process industrial art performance of own material, tradition
Punching press or forging type can not meet the processing request of " double goosenecks " hinge.
The content of the invention
The present invention cannot preferably meet the technology of the requirement of auricle concentricity and position degree for the existing processing method of solution
Problem, proposes a kind of double gooseneck hinge Milling Process techniques of solid solution steel, can effectively ensure that concentricity requirement and the limit at auricle
Position degree requirement at the groove of position, improves the processing efficiency of " double goosenecks " hinge, and meet the required precision of pilot hole position.
To solve the above problems, the present invention adopts the technical scheme that：The double gooseneck hinge Milling Process works of one kind solid solution steel
Skill, includes the following steps：
Step 1：Blanking, heat treatment, is heated to 552 degrees Celsius, when heating 4 is small after, air cooling；
Step 2：Six side of blank milling, drill and ream two fabrication holes, accurate clamping；
Step 3：Six side of blank rotates 180 degree around X-axis, bottom surface upward, with bottom surface to knife, drilling, thick, finish-milling part base
The corresponding machining area in seat bottom surface；
Step 4：Six side of blank rotates clockwise 90 degree around X-axis, and part bottom surface is to knife, the first gooseneck of roughing to blank
Borderline region；Drilling, fraising, the first gooseneck of finish-milling；
Step 5：Six side of blank continues to rotate clockwise 180 degree, the second gooseneck of roughing to blank border region around X-axis；
Drilling, fraising, the second gooseneck of finish-milling；
Step 6：Part rotates to initial clamping state, turn-over, and 30mm, Roughing and fine machining are raised in bottom surface to knife, Z value sizes
Piece surface, the corresponding surface of machining area in procedure of processing three；
Step 7：Remove technique patch, burr smoothing knife deburring, diamond dust light filling part；
Step 8：Galvanizer's alkali cleaning, carries out magnetic powder inspection, Passivation Treatment；Product inspection.
Preferably, drilling is brill limit hole in the step 4, and limit hole actual center line is limited in a diameter of 0.1mm
Cylindrical surface in, the axial location on the cylindrical surface is on the theoretical position of web bottom surface and datum axis.
Preferably, the first gooseneck of finish-milling includes cutter path at refinement fillet, radial direction cutting-in value in the step 4
0.7mm, axial cutting-in value 1.53mm, amount of feeding value 0.023mm/r.
Preferably, drilling is brill limit hole in the step 5, and limit hole actual center line is limited in a diameter of 0.1mm
Cylindrical surface in, the axial location on the cylindrical surface is on the theoretical position of web bottom surface and datum axis.
Preferably, the second gooseneck of finish-milling realizes that radial direction cutting-in takes including cutter path at refinement fillet in the step 5
Value 0.7mm, axial cutting-in value 1.53mm, amount of feeding value 0.023mm/r.
Preferably, precision-machined parts surface includes the processing at double gooseneck hinge auricles, wherein auricle in the step 6
The feed path of middle is ring cutting, and cutting parameter is respectively：Radial direction cutting-in 10mm, axial cutting-in 0.7mm, the amount of feeding are
0.046mm/r。
Compared with prior art, the beneficial effects of the invention are as follows：
The double gooseneck hinge Milling Process techniques of one kind solid solution steel provided by the invention, using first processing auricle region, add afterwards
The milling process of work base region, it is excessive to avoid " double goosenecks " hinge geometric tolerance caused by base thickness is smaller, and
By adding feed path, radial direction cutting-in of the cutter at fillet is reduced, it is public to control the method that cutting force is mutated to improve morpheme
Difference, selects the process tool route of ring cutting, rational milling parameter to meet that the working axiality at two auricle of hinge workpiece will
Ask, improve the processing efficiency of " double goosenecks " hinge, and meet the required precision of pilot hole position.
Brief description of the drawings
Fig. 1 is the blanking figure for being dissolved the double gooseneck hinges of steel.
Fig. 2 is the double gooseneck hinge fabrication hole schematic diagrames of solid solution steel.
Fig. 3 is the positional precision schematic diagram being dissolved at the double two auricle limiting slots of gooseneck hinge of steel.
Fig. 4 is the structure diagram for being dissolved the double gooseneck hinges of steel.
Fig. 5 is rounded structure schematic diagram at the double gooseneck hinge auricles of solid solution steel.
Fig. 6 is to be dissolved the double gooseneck hinge auricles of steel and the schematic diagram of pedestal connection structure.
Fig. 7 is that the double gooseneck hinge technique patch of solid solution steel remove schematic diagram.
Brief description of the drawings：1st, the corresponding machining area of part base bottom surface；2 first goosenecks are to blank border region；3rd, second
Gooseneck is to blank border region.
Embodiment
With reference to embodiment, the present invention is described further：
Referring to attached drawing 1 to attached drawing 7, the double gooseneck hinge Milling Process techniques of one kind solid solution steel, include the following steps：
Step 1：Blanking, heat treatment, is heated to 552 degrees Celsius, when heating 4 is small after, air cooling.
As shown in Figure 1, blanking, length and width dimensions tolerance are 0 ~ ± 5mm, and precipitation-hardening stainless steel is heat-treated.
Step 2：Six side of blank milling, drill and ream fabrication hole, accurate clamping.
As shown in Figure 2, six side of blank milling, the flatness for ensureing two big planes are 0.1, are ensured parallel with base bottom surface
Spend for 0.1.
As shown in Figure 2, drill and ream fabrication hole, and ensures the verticality with ground0.05；Accurate clamping.
Step 3：Six sides rotate 180 degree around X-axis, bottom surface upward, with bottom surface to knife, drilling, thick, finish-milling part pedestal bottom
The corresponding machining area 1 in face（As shown in Figure 3）.
Step 4：Six side of blank rotates clockwise 90 degree around X-axis, and part bottom surface is to knife, the first gooseneck of roughing to blank
Borderline region 2（As shown in Figure 3）；Drilling, fraising, the first gooseneck of finish-milling.
As shown in Figure 4, part bottom surface bores limit hole, meets position degree requirement to knife；I.e. limit hole actual center line limits
For system in the cylindrical surface of a diameter of 0.1mm, the axial location on the cylindrical surface is in web bottom surface and the theoretical position of datum axis
Put.
The pilot hole at auricle is processed, first first hole, rear fraising.
As shown in Figure 5, the first gooseneck of finish-milling, since auricle is there are many places typical case's rounded structure, by refining at fillet
Cutter path, radial direction cutting-in value 0.7mm, axial cutting-in value 1.53mm, amount of feeding value 0.023mm/r, additional spiral are walked
The mode in cutter track footpath is refined feed path, improves the rigidity at fillet, reduces machining deformation.Cutter can so be reduced in fillet
The radial direction cutting-in at place, avoids the mutation of cutting force, can effectively keep stablizing cutting, reduce part machining deformation.
Step 5：Six side of blank continues to rotate clockwise 180 degree, the second gooseneck of roughing to blank border region 3 around X-axis
（As shown in Figure 3）, drill, fraising, the second gooseneck of finish-milling；
Is bored part bottom surface by limit hole, meets position degree requirement, i.e. limit hole actual center line is limited in a diameter of for knife
In the cylindrical surface of 0.1mm, the axial location on the cylindrical surface is on web bottom surface and the theoretical correct position of datum axis；
Another pilot hole at auricle is processed, first first hole, rear fraising；
The second gooseneck of finish-milling, due to auricle, there are many places typical case's rounded structure, by refining cutter path at fillet, radial direction
Cutting-in value 0.7mm, axial cutting-in value 1.53mm, amount of feeding value 0.023mm/r, the mode essence of additional spiral feed path
Change feed path, improve the rigidity at fillet, reduce machining deformation.Radial direction cutting-in of the cutter at fillet can be so reduced,
The mutation of cutting force is avoided, can effectively keep stablizing cutting, reduce part machining deformation.
Step 6：Part rotates to initial clamping state, turn-over, and 30mm is raised in bottom surface to knife, herein Z values size, thick, essence
The treatment of surfaces of components, processes the corresponding surface of the corresponding machining area 1 of part base bottom surface herein；
Part is around X-axis turn-over, and to knife, Z values raise 30mm, roughing part, overall made allowance 1mm for bottom surface；
Precision-machined parts：Since hinge base and auricle coupling part have typical rounded structure, by refining at fillet
Cutter path, radial direction cutting-in value 0.7mm, axial cutting-in value 1.53mm, amount of feeding value 0.023mm/r, adds away cutter track
The mode in footpath is refined feed path, improves the rigidity at fillet.
To meet the working axiality requirement at hinge auricle, measured by finite element modelling and analyze difference and walk cutter track
The stress distribution law of Milling Process hinge auricle middle under footpath, it is determined that the feed path of auricle middle --- ring cutting,
Wherein cutting parameter is respectively：Radial direction cutting-in 10mm, axial cutting-in 0.7mm, amount of feeding 0.046mm/r.
Step 7：Remove technique patch, burr smoothing knife deburring, diamond dust light filling part.
As shown in Figure 7, technique patch is removed, with the size at belt sanding part requirements reconditioning position to drawing size,
Burr smoothing knife deburring, diamond dust light filling part.
Step 8：Galvanizer's alkali cleaning, carries out magnetic powder inspection, Passivation Treatment；Product inspection.
The defects of carrying out magnetic particle testing part, being not allow for crackle, stomata；
To prevent part from getting rusty, Passivation Treatment, makes hinge surface form protective film；
Require according to layout design and processing and manufacturing, test to finished product.
Listed above is only the specific embodiment of the present invention.It is clear that the invention is not restricted to above example, can also have
Many similar reshapings.Those of ordinary skill in the art directly can export or associate from present disclosure and is all
Deformation, is considered as invention which is intended to be protected.
Claims (6)
1. the double gooseneck hinge Milling Process techniques of one kind solid solution steel, it is characterised in that：Include the following steps：
Step 1：Blanking, heat treatment, is heated to 552 degrees Celsius, when heating 4 is small after, air cooling；
Step 2：Six side of blank milling, drill and ream two fabrication holes, accurate clamping；
Step 3：Six side of blank rotates 180 degree around X-axis, bottom surface upward, with bottom surface to knife, drilling, thick, finish-milling part pedestal bottom
The corresponding machining area in face；
Step 4：Six side of blank rotates clockwise 90 degree around X-axis, and part bottom surface is to knife, the first gooseneck of roughing to blank border
Region；Drilling, fraising, the first gooseneck of finish-milling；
Step 5：Six side of blank continues to rotate clockwise 180 degree, the second gooseneck of roughing to blank border region around X-axis；Bore
Hole, fraising, the second gooseneck of finish-milling；
Step 6：Part rotates to initial clamping state, turn-over, and 30mm, Roughing and fine machining part are raised in bottom surface to knife, Z value sizes
Surface, the corresponding surface of machining area in procedure of processing three；
Step 7：Remove technique patch, burr smoothing knife deburring, diamond dust light filling part；
Step 8：Galvanizer's alkali cleaning, carries out magnetic powder inspection, Passivation Treatment；Product inspection.
A kind of 2. double gooseneck hinge Milling Process techniques of solid solution steel as claimed in claim 1, it is characterised in that：The step 4
Middle drilling is bores limit hole, and limit hole actual center line is limited in the cylindrical surface of a diameter of 0.1mm, the axis on the cylindrical surface
Line position is on the theoretical position of web bottom surface and datum axis.
A kind of 3. double gooseneck hinge Milling Process techniques of solid solution steel as claimed in claim 1, it is characterised in that：The step 4
Middle the first gooseneck of finish-milling include refinement fillet at cutter path, radial direction cutting-in value 0.7mm, axial cutting-in value 1.53mm, into
Give measurement value 0.023mm/r.
A kind of 4. double gooseneck hinge Milling Process techniques of solid solution steel as claimed in claim 1, it is characterised in that：The step 5
Middle drilling is bores limit hole, and limit hole actual center line is limited in the cylindrical surface of a diameter of 0.1mm, the axis on the cylindrical surface
Line position is on the theoretical position of web bottom surface and datum axis.
A kind of 5. double gooseneck hinge Milling Process techniques of solid solution steel as claimed in claim 1, it is characterised in that：The step 5
Middle the second gooseneck of finish-milling includes cutter path at refinement fillet and realizes, radial direction cutting-in value 0.7mm, axial cutting-in value
1.53mm, amount of feeding value 0.023mm/r.
A kind of 6. double gooseneck hinge Milling Process techniques of solid solution steel as claimed in claim 1, it is characterised in that：The step 6
Middle precision-machined parts surface includes the processing at double gooseneck hinge auricles, and the wherein feed path of auricle middle is ring cutting, is cut
Cutting parameter is respectively：Radial direction cutting-in 10mm, axial cutting-in 0.7mm, amount of feeding 0.046mm/r.
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| CN201610271386.9A CN105834689B (en) | 2016-04-28 | 2016-04-28 | The double gooseneck hinge Milling Process techniques of one kind solid solution steel |
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| CN105834689B true CN105834689B (en) | 2018-05-04 |
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| CN113976963A (en) * | 2021-11-22 | 2022-01-28 | 中国航发贵州黎阳航空动力有限公司 | Method for processing semi-closed multi-curved-surface inner cavity |
| CN114102068B (en) * | 2021-12-17 | 2023-10-03 | 江西洪都航空工业集团有限责任公司 | Processing method and die for support arm part with special-shaped structure |
| CN115213634B (en) * | 2022-06-23 | 2023-12-19 | 长恩精机(长兴)有限公司 | Automobile part machining process |
| CN116314274A (en) * | 2023-02-24 | 2023-06-23 | 成都功成半导体有限公司 | Preparation method of GaN-based HEMT device with p-channel |
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| CN1302349A (en) * | 1998-12-07 | 2001-07-04 | 马尔提马蒂克公司 | Vehicle door propclip |
| EP1233181B1 (en) * | 2001-02-16 | 2005-03-16 | Halla Climate Control Corporation | Easy method for manufacturing a swash plate and a variable capacity compressor adopting the swash plate |
| CN101618496A (en) * | 2008-07-04 | 2010-01-06 | 浙江康华眼镜有限公司 | Method for manufacturing hinge shaft |
| CN102689136A (en) * | 2012-04-11 | 2012-09-26 | 安徽江南机械有限责任公司 | Processing method for hinge section steel element of car door |
| CN105234632A (en) * | 2015-10-12 | 2016-01-13 | 无锡曙光模具有限公司 | Base part production process and special production device |
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2016
- 2016-04-28 CN CN201610271386.9A patent/CN105834689B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1302349A (en) * | 1998-12-07 | 2001-07-04 | 马尔提马蒂克公司 | Vehicle door propclip |
| EP1233181B1 (en) * | 2001-02-16 | 2005-03-16 | Halla Climate Control Corporation | Easy method for manufacturing a swash plate and a variable capacity compressor adopting the swash plate |
| CN101618496A (en) * | 2008-07-04 | 2010-01-06 | 浙江康华眼镜有限公司 | Method for manufacturing hinge shaft |
| CN102689136A (en) * | 2012-04-11 | 2012-09-26 | 安徽江南机械有限责任公司 | Processing method for hinge section steel element of car door |
| CN105234632A (en) * | 2015-10-12 | 2016-01-13 | 无锡曙光模具有限公司 | Base part production process and special production device |
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