CN104128752B - The manufacture method of four aerofoil profile radio frequency four polar field cavity high accuracy single-blades - Google Patents
The manufacture method of four aerofoil profile radio frequency four polar field cavity high accuracy single-blades Download PDFInfo
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- CN104128752B CN104128752B CN201410343133.9A CN201410343133A CN104128752B CN 104128752 B CN104128752 B CN 104128752B CN 201410343133 A CN201410343133 A CN 201410343133A CN 104128752 B CN104128752 B CN 104128752B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 238000003754 machining Methods 0.000 claims abstract description 22
- 230000000051 modifying Effects 0.000 claims abstract description 21
- 238000000465 moulding Methods 0.000 claims abstract description 7
- 238000005553 drilling Methods 0.000 claims abstract description 4
- 238000005406 washing Methods 0.000 claims abstract description 4
- 229910000679 solder Inorganic materials 0.000 claims description 9
- 239000004411 aluminium Substances 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 238000005476 soldering Methods 0.000 claims description 4
- 241001416181 Axis axis Species 0.000 claims description 3
- 238000000137 annealing Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 230000014759 maintenance of location Effects 0.000 claims description 3
- 238000005554 pickling Methods 0.000 claims description 3
- 238000001291 vacuum drying Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000008358 core component Substances 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 1
- 239000002253 acid Substances 0.000 description 2
- 208000002925 Dental Caries Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The present invention relates to the core component manufacturing process technology field of linear accelerator four aerofoil profile radio frequency four polar field cavity, especially relate to the manufacture method of a kind of four aerofoil profile radio frequency four polar field cavity high accuracy single-blades.Utilize deep hole drilling machine, bottom single-blade, get out water-cooled hole；Frock is utilized to carry out semifinishing, by the inner cavity surface of slotting cutter polish single-blade in vertical machining centre, with lever--type dial indicator centering single-blade on horizontal Machining centers；With the cartridge face of the semifinishing special molding cutter work sheet wing, then semifinishing cutter roughing cartridge curved surface；By the modulation lines of polish dedicated tool processing single-blade cartridge, utilize three-coordinates measuring machine that the machining accuracy of the modulation lines of single-blade is detected；Finally all of single-blade is carried out surface acid-washing process.The single-blade precision that this technique produces is high, surface smoothness is high, and after general assembly, the field frequencies range of on-line measurement is stable, field flatness is good, field symmetry is good, the most identical with theoretical value.
Description
Technical field
The present invention relates to the core component manufacturing process skill of linear accelerator four aerofoil profile radio frequency four polar field cavity
Art field, especially relates to the manufacture method of a kind of four aerofoil profile radio frequency four polar field cavity high accuracy single-blades.
Background technology
The system of radio frequency four polar field (Radio Frequency Quadrupole, RFQ) cavity high accuracy single-blade
The level of making is one of key affecting four aerofoil profile RFQ cavity performance parameters.RFQ cavity is by two pieces level
Single-blade single-blade soldering vertical with two pieces forms, and the shape in RFQ cavity high accuracy single-blade cartridge face is waveform
Modulation lines, two single-blade crests adjacent during installation to trough, relative two single-blade crests to crest
Or trough is to trough.Four the single-blade composition cavitys installed by this way, in the beam center of cavity
Producing longitudinal electric field on line, thus halved tie stream is accelerated, its reliability is extremely important to accelerator,
Its machining accuracy is extremely important to RFQ cavity, is ensured accordingly, it is capable to no by mechanical manufacturing method well
The crudy of single-blade, the height of relation RFQ cavity quality factor, field flatness, the quality of symmetry
And the stability of resonant frequency.At present, when manufacturing RFQ single-blade with common manufacturing method, add owing to producing
The defects such as work deformation, precision is the highest, concordance difference between single-blade, directly affect the manufacture of RFQ single-blade
Level, even easily produces midway and scraps.
Summary of the invention
It is an object of the invention to avoid the deficiencies in the prior art to provide a kind of four aerofoil profile radio frequency four polar field chambeies
The manufacture method of height precision single-blade, thus effectively solve problem of the prior art.
For achieving the above object, the technical scheme that the present invention takes is: four described aerofoil profile radio frequency four polar fields
The manufacture method of cavity high accuracy single-blade, is characterized in comprising the steps:
(1), one section of four aerofoil profile radio frequency four polar field cavity is made up of four pieces of single-blades, is that two pieces of sizes are complete respectively
Exactly the same horizontal single-blade and two pieces of identical vertical single-blades of size；
(2), band-shaped sawing machine is utilized, by a size of 1100mm (length) x410mm (wide) x225mm (high)
Cuboid oxygen-free copper raw material cut into T-shaped, in the axis of symmetry left and right sides of width along length
Direction excises two cube blocks of 1100mm (length) x160mm (wide) x135mm (high), T respectively
The thickness of font mid portion is 90mm, completes the blanking of two pieces of horizontal single-blades；Equally, will a size of
The cuboid oxygen-free copper raw material of 1100mm (length) x370mm (wide) x225mm (high) cuts into T word
Shape, excises 1100mm (length) x140mm the most respectively in the axis of symmetry left and right sides of width
Two cube blocks of (wide) x135mm (high), the thickness of T-shaped mid portion is 90mm, completes
The blanking of two pieces of horizontal single-blades；
(3), the T-shaped horizontal single-blade of well cutting is carried out roughing on lathe, along T-shaped center
The left and right sides of axis of symmetry, the most stepped profile processing the wing along its length, bottom surface width
Degree 354, tolerance 0.1-0.2mm, thickness 55mm, three steps of single-blade mid portion chi from the bottom to top
Very little it is respectively as follows: width 84mm, highly 55mm；Width 44mm, highly 55mm；Width 26mm, highly
60mm；
(4), the T-shaped vertical single-blade of well cutting is carried out roughing on lathe, along T-shaped center
The left and right sides of axis of symmetry, the most stepped profile processing the wing along its length, bottom surface width
Degree 394, tolerance 0.1-0.2mm, thickness 90mm, three steps of single-blade mid portion chi from the bottom to top
Very little it is respectively as follows: width 74mm, highly 35mm；Width 46mm, highly 50mm；Width 26mm, highly
50mm；
(5), utilize deep hole drilling machine, bottom single-blade, get out degree of depth 1000mm diameterWater-cooled
Hole, it is desirable to the linearity in hole is 0.3mm；
(6), with a block length 1100mm, wide 460mm, thickness 60mm wrought aluminium is as horizontal single-blade half essence
The base plate of processing, carries out semifinishing after being screwed by single-blade, all machined surfaces stay allowance for finish
5mm；
(7), in vacuum drying oven, single-blade is carried out destressing heat treatment, annealing temperature at 550～600 DEG C,
Temperature retention time 1 hour, programming rate 50 DEG C/h, insulation cools to room temperature with the furnace after terminating；
(8), in vertical machining centre by the inner cavity surface of slotting cutter polish single-blade, including two sides,
Groove surface and solder side, and complete the processing of solder trough, the modulation lines part of cartridge reserves the essence of 1mm
Allowance；
(9), three-coordinates measuring machine is used to detect whether each size meets drawing requirement, the benchmark of modulation lines
Face size and installation dimension precision reach ± 0.02mm；
(10), with lever--type dial indicator centering single-blade on horizontal Machining centers, it is ensured that single-blade cartridge portion
The symmetrical degree of position, within 0.02mm, ensures that the flatness of solder side is within 0.03mm simultaneously；
(11), with the cartridge face of the semifinishing special molding cutter work sheet wing, first with special half finishing
Rough straight line opened by work cutter, and cartridge face is linearly, short transverse made allowance 0.7mm；
(12) use molding cutter roughing cartridge curved surface, cartridge face undulate modulation lines, again, and stay
Go out allowance 0.3mm；
(13), with the modulation lines of polish dedicated tool processing single-blade cartridge, feed in three times, complete
The processing of single-blade cartridge face resonance line.Bite is 0.1mm every time；
(14), utilize three-coordinates measuring machine that the machining accuracy of the modulation lines of single-blade is detected, all
Dimensional accuracy complies fully with requirement, and the machining accuracy of cartridge modulation lines is within 0.02mm；
(15), for ensureing that single-blade carries out soldering in hydrogen stove, finally all of single-blade is carried out surface acid
Washing process, workpiece is inserted in vacuum environment after completing by pickling immediately, prevents surface oxidized.
The manufacture method of four described aerofoil profile radio frequency four polar field cavity high accuracy single-blades, semifinishing and finishing
Work operation, is all carried out, it is ensured that the stability of accurate to dimension and one under the working environment of constant temperature 20 DEG C
Cause property.
Described single-blade roughing, the good polish of semifinishing, need fabricating tools fixture, polish
In journey, workpiece does not splits with wrought aluminium base plate, it is to avoid the error caused because of frock repeated disassembled and assembled, it is simple to protect
Card single-blade cartridge side, end face is parallel with the Z axis axis of vertical machining centre, its depth of parallelism≤0.02mm,
Ensure that the symmetrical degree of single-blade cartridge is better than 0.02mm simultaneously.
The manufacture method of four described aerofoil profile radio frequency four polar field cavity high accuracy single-blades, its machining accuracy is measured
Detect on three-coordinates measuring machine under the detection environment of constant temperature 20 DEG C.
The invention has the beneficial effects as follows: the manufacture of four described aerofoil profile radio frequency four polar field cavity high accuracy single-blades
Method, it is adopted new technology, and the single-blade precision produced is high, surface smoothness is high, on-line measurement after general assembly
Field frequencies range good stability in 2.5 ‰, field flatness is better than 1.0%, field symmetry is better than 1.2%, with reason
Opinion value is the most identical.
Accompanying drawing explanation
Fig. 1 is the schematic diagram after single-blade roughing；
Fig. 2 is the horizontal single-blade structural representation of the present invention；
Fig. 3 is the vertical single-blade structural representation of the present invention.
Detailed description of the invention
Being described principle and the feature of the present invention below in conjunction with accompanying drawing, example is served only for explaining this
Invention, is not intended to limit the scope of the present invention.
As shown in Figures 1 to 3, the manufacture method of four described aerofoil profile radio frequency four polar field cavity high accuracy single-blades,
It is characterized in comprising the steps:
(1), one section of four aerofoil profile radio frequency four polar field cavity is made up of four pieces of single-blades, is that two pieces of sizes are complete respectively
Exactly the same horizontal single-blade and two pieces of identical vertical single-blades of size；
(2), band-shaped sawing machine is utilized, by a size of 1100mm (length) x410mm (wide) x225mm (high)
Cuboid oxygen-free copper raw material cut into T-shaped, in the axis of symmetry left and right sides of width along length
Direction excises two cube blocks of 1100mm (length) x160mm (wide) x135mm (high), T respectively
The thickness of font mid portion is 90mm, completes the blanking of two pieces of horizontal single-blades；Equally, will a size of
The cuboid oxygen-free copper raw material of 1100mm (length) x370mm (wide) x225mm (high) cuts into T word
Shape, excises 1100mm (length) x140mm the most respectively in the axis of symmetry left and right sides of width
Two cube blocks of (wide) x135mm (high), the thickness of T-shaped mid portion is 90mm, completes
The blanking of two pieces of horizontal single-blades；
(3), the T-shaped horizontal single-blade of well cutting is carried out roughing on lathe, along T-shaped center
The left and right sides of axis of symmetry, the most stepped profile processing the wing along its length, bottom surface width
Degree 354, tolerance 0.1-0.2mm, thickness 55mm, three steps of single-blade mid portion chi from the bottom to top
Very little it is respectively as follows: width 84mm, highly 55mm；Width 44mm, highly 55mm；Width 26mm, highly
60mm；
(4), the T-shaped vertical single-blade of well cutting is carried out roughing on lathe, along T-shaped center
The left and right sides of axis of symmetry, the most stepped profile processing the wing along its length, bottom surface width
Degree 394, tolerance 0.1-0.2mm, thickness 90mm, three steps of single-blade mid portion chi from the bottom to top
Very little it is respectively as follows: width 74mm, highly 35mm；Width 46mm, highly 50mm；Width 26mm, highly
50mm；
(5), utilize deep hole drilling machine, bottom single-blade, get out degree of depth 1000mm diameterWater-cooled
Hole, it is desirable to the linearity in hole is 0.3mm；
(6), with a block length 1100mm, wide 460mm, thickness 60mm wrought aluminium is as horizontal single-blade half essence
The base plate of processing, carries out semifinishing after being screwed by single-blade, all machined surfaces stay allowance for finish
5mm；
(7), in vacuum drying oven, single-blade is carried out destressing heat treatment, annealing temperature at 550～600 DEG C,
Temperature retention time 1 hour, programming rate 50 DEG C/h, insulation cools to room temperature with the furnace after terminating；
(8), in vertical machining centre by the inner cavity surface of slotting cutter polish single-blade, including two sides,
Groove surface and solder side, and complete the processing of solder trough, the modulation lines part of cartridge reserves the essence of 1mm
Allowance；
(9), three-coordinates measuring machine is used to detect whether each size meets drawing requirement, the benchmark of modulation lines
Face size and installation dimension precision reach ± 0.02mm；
(10), with lever--type dial indicator centering single-blade on horizontal Machining centers, it is ensured that single-blade cartridge portion
The symmetrical degree of position, within 0.02mm, ensures that the flatness of solder side is within 0.03mm simultaneously；
(11), with the cartridge face of the semifinishing special molding cutter work sheet wing, first with special half finishing
Rough straight line opened by work cutter, and cartridge face is linearly, short transverse made allowance 0.7mm；
(12) use molding cutter roughing cartridge curved surface, cartridge face undulate modulation lines, again, and stay
Go out allowance 0.3mm；
(13), with the modulation lines of polish dedicated tool processing single-blade cartridge, feed in three times, complete
The processing of single-blade cartridge face resonance line.Bite is 0.1mm every time；
(14), utilize three-coordinates measuring machine that the machining accuracy of the modulation lines of single-blade is detected, all
Dimensional accuracy complies fully with requirement, and the machining accuracy of cartridge modulation lines is within 0.02mm；
(15), for ensureing that single-blade carries out soldering in hydrogen stove, finally all of single-blade is carried out surface acid
Washing process, workpiece is inserted in vacuum environment after completing by pickling immediately, prevents surface oxidized.
The manufacture method of four described aerofoil profile radio frequency four polar field cavity high accuracy single-blades, semifinishing and finishing
Work operation, is all carried out, it is ensured that the stability of accurate to dimension and one under the working environment of constant temperature 20 DEG C
Cause property.
Described single-blade roughing, the good polish of semifinishing, need fabricating tools fixture, polish
In journey, workpiece does not splits with wrought aluminium base plate, it is to avoid the error caused because of frock repeated disassembled and assembled, it is simple to protect
Card single-blade cartridge side, end face is parallel with the Z axis axis of vertical machining centre, its depth of parallelism≤0.02mm,
Ensure that the symmetrical degree of single-blade cartridge is better than 0.02mm simultaneously.
The manufacture method of four described aerofoil profile radio frequency four polar field cavity high accuracy single-blades, its machining accuracy is measured
Detect on three-coordinates measuring machine under the detection environment of constant temperature 20 DEG C.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all in the present invention
Spirit and principle within, any modification, equivalent substitution and improvement etc. made, should be included in this
Within bright protection domain.
Claims (4)
1. a manufacture method for four aerofoil profile radio frequency four polar field cavity high accuracy single-blades, is characterized in comprising the steps:
(1), one section of four aerofoil profile radio frequency four polar field cavity is made up of four pieces of single-blades, is two pieces of identical horizontal single-blades of size and two pieces of identical vertical single-blades of size respectively；
(2), band-shaped sawing machine is utilized, the cuboid oxygen-free copper raw material of length a size of 1100mmx410mmx225mm is cut into T-shaped, two cuboid blocks of length a size of 1100mmx160mmx135mm are excised the most respectively in the axis of symmetry left and right sides of width, the thickness of T-shaped mid portion is 90mm, completes the blanking of two pieces of horizontal single-blades；Equally, the cuboid oxygen-free copper raw material of length a size of 1100mmx370mmx225mm is cut into T-shaped, two cuboid blocks of length a size of 1100mmx140mmx135mm are excised the most respectively in the axis of symmetry left and right sides of width, the thickness of T-shaped mid portion is 90mm, completes the blanking of two pieces of vertical single-blades；
(3), the T-shaped horizontal single-blade of well cutting is carried out roughing on lathe, left and right sides along T-shaped central symmetry axis, the most stepped profile processing the wing along its length, bottom width 354mm, tolerance 0.1-0.2mm, thickness 55mm, three steps of single-blade mid portion size from the bottom to top is respectively as follows: width 84mm, highly 55mm；Width 44mm, highly 55mm；Width 26mm, highly 60mm；
(4), the T-shaped vertical single-blade of well cutting is carried out roughing on lathe, left and right sides along T-shaped central symmetry axis, the most stepped profile processing the wing along its length, bottom width 394mm, tolerance 0.1-0.2mm, thickness 90mm, three steps of single-blade mid portion size from the bottom to top is respectively as follows: width 74mm, highly 35mm；Width 46mm, highly 50mm；Width 26mm, highly 50mm；
(5), utilize deep hole drilling machine, bottom single-blade, get out the water-cooled hole of degree of depth 1000mm diameter 12mm, it is desirable to the linearity in hole is 0.3mm；
(6), with a block length 1100mm, wide 460mm, thickness 60mm wrought aluminium, as the semi-finished base plate of horizontal single-blade, carries out semifinishing after being screwed by single-blade, all machined surfaces stay allowance for finish 5mm；
(7), in vacuum drying oven, single-blade being carried out destressing heat treatment, annealing temperature is at 550～600 DEG C, and temperature retention time 1 hour, programming rate 50 DEG C/h, insulation cools to room temperature with the furnace after terminating；
(8), in vertical machining centre by the inner cavity surface of slotting cutter polish single-blade, including two sides, groove surface and solder side, and complete the processing of solder trough, the modulation lines part of cartridge reserves the allowance for finish of 1mm；
(9), using three-coordinates measuring machine to detect whether each size meets drawing requirement, datum level size and the installation dimension precision of modulation lines reach ± 0.02mm；
(10), with lever--type dial indicator centering single-blade on horizontal Machining centers, it is ensured that the symmetrical degree at single-blade cartridge position, within 0.02mm, ensures that the flatness of solder side is within 0.03mm simultaneously；
(11), with the cartridge face of the semifinishing special molding cutter work sheet wing, first opening rough straight line with special semifinishing cutter, cartridge face is linearly, short transverse made allowance 0.7mm；
(12) use molding cutter roughing cartridge curved surface, cartridge face undulate modulation lines, again, and reserve allowance 0.3mm；
(13), with the modulation lines of polish dedicated tool processing single-blade cartridge, feed in three times, completing the processing of single-blade cartridge face resonance line, each bite is 0.1mm；
(14), utilizing three-coordinates measuring machine to detect the machining accuracy of the modulation lines of single-blade, all dimensional accuracies comply fully with requirement, and the machining accuracy of cartridge modulation lines is within 0.02mm；
(15), for ensureing that single-blade carries out soldering in hydrogen stove, all of single-blade finally carrying out surface acid-washing process, workpiece is inserted in vacuum environment after completing by pickling immediately, prevents surface oxidized.
The manufacture method of four aerofoil profile radio frequency four polar field cavity high accuracy single-blades the most according to claim 1, it is characterized in that: the manufacture method of four described aerofoil profile radio frequency four polar field cavity high accuracy single-blades, semifinishing and finishing step, all carry out under the working environment of constant temperature 20 DEG C, it is ensured that the stability of accurate to dimension and concordance.
The manufacture method of four aerofoil profile radio frequency four polar field cavity high accuracy single-blades the most according to claim 1, it is characterized in that: described single-blade roughing, semifinishing and polish, need fabricating tools fixture, in finishing passes, workpiece does not splits with wrought aluminium base plate, avoid the error caused because of frock repeated disassembled and assembled, it is easy to ensure that single-blade cartridge side, end face are parallel with the Z axis axis of vertical machining centre, its depth of parallelism≤0.02mm, ensures that the symmetrical degree of single-blade cartridge is better than 0.02mm simultaneously.
The manufacture method of four aerofoil profile radio frequency four polar field cavity high accuracy single-blades the most according to claim 1, it is characterized in that: the manufacture method of four described aerofoil profile radio frequency four polar field cavity high accuracy single-blades, its machining accuracy is measured and detected on the three-coordinates measuring machine under the detection environment of constant temperature 20 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410343133.9A CN104128752B (en) | 2014-07-17 | The manufacture method of four aerofoil profile radio frequency four polar field cavity high accuracy single-blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410343133.9A CN104128752B (en) | 2014-07-17 | The manufacture method of four aerofoil profile radio frequency four polar field cavity high accuracy single-blades |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104128752A CN104128752A (en) | 2014-11-05 |
| CN104128752B true CN104128752B (en) | 2016-11-30 |
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