CN109719459A - A kind of surface rolling intensifying device and the method with its processing high pressure forging reducing pipe - Google Patents
A kind of surface rolling intensifying device and the method with its processing high pressure forging reducing pipe Download PDFInfo
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- CN109719459A CN109719459A CN201910137371.7A CN201910137371A CN109719459A CN 109719459 A CN109719459 A CN 109719459A CN 201910137371 A CN201910137371 A CN 201910137371A CN 109719459 A CN109719459 A CN 109719459A
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- 238000005242 forging Methods 0.000 title claims abstract description 50
- 238000005096 rolling process Methods 0.000 title claims abstract description 36
- 238000012545 processing Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 39
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 39
- 239000000463 material Substances 0.000 claims abstract description 9
- 239000002131 composite material Substances 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 5
- 238000003763 carbonization Methods 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 241000193935 Araneus diadematus Species 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims 1
- 230000007797 corrosion Effects 0.000 abstract description 7
- 238000005260 corrosion Methods 0.000 abstract description 7
- 238000004381 surface treatment Methods 0.000 abstract description 7
- 239000010410 layer Substances 0.000 description 14
- 238000002604 ultrasonography Methods 0.000 description 9
- 238000005728 strengthening Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002159 nanocrystal Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000005480 shot peening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
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- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a kind of surface rolling intensifying device and the methods for handling high pressure forging reducing pipe with it, component is rolled including machine tool assembly and electric assisting ultrasonic, machine tool assembly can engage pipe fitting and drive its rotation, pipe fitting is mounted on chuck, chuck is able to drive pipe fitting and is rotated with certain speed, two high pressure carbon brush are connected with high-voltage pulse power source respectively, adjust the position of support frame, keep pipe fitting and support frame aperture concentric, adjust position and the cylinder pressure of high pressure carbon brush, contact high pressure carbon brush and vibration head ball well with pipe fitting, adjust the feed speed of pipe fitting revolving speed and lathe, open ultrasonic generator and high energy pulse power supply, lathe drives described device to move axially along pipe fitting, handle tube surface, single treatment, which finishes, restores device to original state, according to material surface processing requirement, it is more to same surface treatment Passage, plasticity improves pipe fitting after processing, resistance of deformation reduces, surface treatment Depth of hardening layer increases, surface corrosion resistance increases.
Description
Technical field
The invention belongs to field of material surface treatment, handle more particularly to a kind of surface rolling intensifying device and with it
The method of high pressure reducing pipe.
Background technique
Surface strengthening technology can change the surface topography, surface chemical composition, surface stress of metal and non-metal workpiece
State and institutional framework, and improve workpiece surface roughness, corrosion resistance, wearability and comprehensive mechanical property.
Currently used surface strengthening technology has the modes such as rolling, shot-peening, laser-impact, surface mechanical attrition.Wherein, swash
Light impact method is the mechanics effect using high instantaneous energy density laser shock wave, and it is residual to form big numerical value on metal material surface layer
Overbottom pressure stress and microstructure variation, so as to obtain nanocrystal on its surface.But this method generate nano-crystalline layers compared with
Thin, nano-crystalline layers are usually less than 1 micron, affect the subsequent service performance of material, and need to increase on processed material surface
Absorbed layer and restraint layer, the process is more complicated.Conventional roll processing, rigidity is big, to machine tool drive guide rail, elaborate servo motor essence
Degree damage is very big.
With the development of ultrasonic technique, ultrasound is combined with rolling processing, surface strengthening technology is further sent out
Exhibition.High pressure forging reducing pipe is to adapt to various bad working environments, need to often select high-intensitive, high hardness material, and by different degrees of
Heat treatment process.But for through Overheating Treatment material or hardness is higher, plasticity is poor material, the simple mechanical rolling of ultrasound
There are many problems for pressure processing, such as need bigger static pressure, machined surface roughness and corrosion resistance is caused not to can guarantee,
The metal surface enhanced layer formed is thin, and same surface need to be handled repeatedly repeatedly, and processing efficiency is low, certain high after increasing static pressure
Strong high hard alloy still can not be processed.
Summary of the invention
To solve the above problems, invention the following technical schemes are provided:
A kind of surface rolling intensifying device, including machine tool assembly and electric assisting ultrasonic roll component, the machine tool assembly packet
Include bottom plate, side plate, chuck and sliding block slide rail group, the floor level setting, the side plate perpendicular to bottom plate and in bottom plate
One end is connected, and the side plate is equipped with circular hole, and the chuck leads to circular hole and connect with side plate, and chuck can do circumference by axis of circular hole
The middle part of movement, chuck is equipped with holding section, and the holding section can clamp pipe fitting, and the sliding block slide rail group can be on bottom plate
Sliding, the electricity assisting ultrasonic rolling component include electric accessory, ultrasonic burnishing component, cylinder slider part, support frame with
And support frame is connect by connecting plate, the connecting plate with sliding block slide rail group, support frame as described above is equipped with third sliding rail, the cylinder
Slide block assembly is made of cylinder and third sliding block, and the third sliding block can slide on third sliding rail under the promotion of cylinder,
The ultrasonic burnishing component includes ultrasonic generator, ultrasonic transducer, vibration head amplitude transformer and vibration head ball, the ultrasound hair
Raw device is fixed on third sliding block, and one end of the ultrasonic transducer connect with ultrasonic generator and along the direction of third sliding rail
It extends to other than third sliding block, one end of the vibration head amplitude transformer and the other end of ultrasonic transducer connect, the vibration head
The other end of amplitude transformer is equipped with vibration head ball, and the electricity accessory includes high pressure carbon brush, carbon brush holder and cross-over block, described
The circular hole of side plate extends to support frame and punctures support frame to form support frame aperture along the direction vertical with third sliding rail, described exhausted
Along the setting of support frame aperture border, the high pressure carbon brush is arranged two and is symmetricly set on the two sides of support frame aperture edge cushion block, described
Carbon brush holder setting plays a supporting role to high pressure carbon brush between cross-over block and high pressure carbon brush.
Further, the sliding block slide rail group is made of the first sliding rail, the first sliding block, the second sliding rail and composite slider, institute
State that the first sliding rail is set on bottom plate and it is perpendicular to the cross spider of side plate and bottom plate, first sliding block can be along the first sliding rail
The top of sliding, first sliding block is equipped with the second sliding rail, and the second sliding rail, perpendicular to the first sliding rail, the composite slider can
It is slided along the second sliding block, support frame is connect by the connecting plate with composite slider.
Further, the vibration head ball is carbonization silicon ball.
Further, the diameter of the carbonization silicon ball is 6mm.
The surface rolling intensifying device blocks high pressure reducing pipe by chuck, can be with certain under the drive of chuck
Speed rotation, the machine tool assembly can adjust the position of electric assisting ultrasonic rolling component, make high pressure reducing pipe and support frame aperture
With one heart, and machine tool assembly can be pushed away electric assisting ultrasonic rolling component along the axial direction of high pressure reducing pipe with certain feeding rate
Into described two high pressure carbon brush are connected with the positive and negative anodes of high-voltage pulse power source respectively, and high-voltage pulse power source is provided to high pressure carbon brush
False impulse electric current, while ultrasonic generator generates ultrasound and passes through ultrasonic transducer and vibration head amplitude transformer for ultrasound with certain
Frequency and amplitude are transmitted to vibration head ball, and cylinder pushes ultrasonic burnishing component with certain output pressure, vibration head ball with
Certain pressure is pressed in the surface of high pressure forging reducing pipe, with the rotation of chuck and the stepping of machine tool assembly, vibration head ball
It forms electric assisting ultrasonic surface rolling to high pressure forging reducing pipe with high pressure carbon brush to strengthen, high pressure forging reducing pipe is handled into mistake
Its plasticity improves afterwards, and resistance of deformation reduces, and surface treatment Depth of hardening layer increases, and surface corrosion resistance increases.
The equipment it is easy to use, surface processing efficiency is high, and effect is good, applied widely, is suitable for various high pressure forgings
The surface treatment of reducing pipe.
A method of high pressure forging reducing pipe is handled using above-mentioned surface rolling intensifying device, which is characterized in that including
Following steps:
Step 1: high pressure forging reducing pipe is mounted on chuck, and chuck is able to drive high pressure forging reducing pipe with certain
Speed rotation, adjust high pressure forging reducing pipe position, it is accurately passed through into support frame aperture, by two high pressure carbon brush respectively with height
The positive and negative anodes of the pulse power are pressed to be connected.
Step 2: adjusting the position of support frame, keeps high pressure forging reducing pipe and support frame aperture concentric, adjustment high pressure carbon brush
Position contacts high pressure carbon brush well with high pressure forging reducing pipe, and adjustment is passed through the pressure of cylinder, makes vibration head ball with certain
Pressure is well contacted with high pressure forging reducing pipe.
Step 3: the feed speed of adjustment high pressure forging reducing pipe revolving speed and lathe opens ultrasonic generator and high energy
The pulse power is at this time original state, and lathe drives electric assisting ultrasonic surface rolling intensifying device along high pressure forging reducing pipe axis
To movement, the tapered pipe surface of high pressure forging is handled, single treatment, which finishes, restores device to original state.
Step 4: according to material surface processing requirement, step 3 is repeated until all processing terminate.
Further, chuck revolving speed is 15-40r/min, and the feeding rate of lathe is 0.06-0.08mm/r, the production of cylinder
Raw output pressure is 200-300N.
Further, ultrasonic vibration frequency is 27-30KHz, and ultrasonic amplitude is 8-10 μm.
Further, false impulse power frequency 800-1000Hz, electric current 200-600A.
Further, false impulse power frequency 800-1000Hz, electric current 400A.
Further, same surface reprocesses number 4-8 passage.
The invention has the following beneficial effects:
High pressure forging reducing pipe influences each other under effect in electro plasticity and Joule heat, and surface treatment Depth of hardening layer increases,
Surface corrosion resistance increase, reprocessing passage it is few, it is high in machining efficiency, do not need additionally to add chemical element, treatment process without
Pollution, method is reliable, and processing cost is low.
Detailed description of the invention
Fig. 1 is the axonometric drawing that surface rolling intensifying device handles high pressure forging reducing pipe；
Fig. 2 is the axonometric drawing that electric assisting ultrasonic rolls component and high pressure forging reducing pipe；
Fig. 3 is the schematic diagram of machine tool assembly；
Fig. 4 is the tube wall section metallographic microscope of the high pressure forging reducing pipe handled through electric assisting ultrasonic surface rolling.
In figure: bottom plate -1, side plate -2, chuck -3, the first sliding rail -4, the first sliding block -5, composite slider -6, support frame -7,
Third sliding rail -8, cylinder -9, cylinder push-rod -10, cylinder link block -11, third sliding block -12, ultrasonic generator -13, ultrasound are changed
It can device -14, vibration head amplitude transformer -15, vibration head ball -16, high pressure carbon brush -17, carbon brush holder -18, cross-over block -19, high pressure
Forging reducing pipe -20, connecting plate -21, the second sliding rail -22.
Specific embodiment
Technological means, feature to realize the present invention are easier to be understood, and With reference to embodiment, further explain
State the present invention.
Embodiment 1: referring to Fig.1, a kind of surface rolling intensifying device, including machine tool assembly and electric assisting ultrasonic rolling group
Part, referring to Fig. 3, the machine tool assembly includes bottom plate 1, side plate 2, chuck 3 and sliding block slide rail group, and the bottom plate 1 is horizontally disposed, institute
It states side plate 2 to be connected perpendicular to bottom plate 1 and with one end of bottom plate 1, the sliding block slide rail group is by the first sliding rail 4, the first sliding block 5,
Two sliding rails 22 and composite slider 6 form, first sliding rail 4 be set on bottom plate 1 and its perpendicular to side plate 2 and bottom plate 1 friendship
Cross wires, first sliding block 5 can be slided along the first sliding rail 4, and the top of first sliding block 5 is equipped with the second sliding rail 22, and the
Two sliding rails 22 can be slided perpendicular to the first sliding rail 4, the composite slider 6 along the second sliding block 22, and the side plate 2 is equipped with circular hole,
The chuck 3 leads to circular hole and connect with side plate 2, and chuck 3 can move in a circle by axis of circular hole, and the middle part of chuck 3 is equipped with card
Conjunction portion, the holding section can clamp pipe fitting, reference Fig. 2, and the electricity assisting ultrasonic rolling component includes electric accessory, surpasses
Sound rolls component, cylinder slider part, support frame 7 and connecting plate 21, and the connecting plate 21 is by support frame 7 and composite slider 6
Connection, the cylinder slide block assembly is made of the third sliding rail 8, cylinder 9 and third sliding block 12 being arranged on support frame 7, described
Third sliding block 12 can slide on third sliding rail 8 under the promotion of cylinder 9, and the ultrasonic burnishing component includes ultrasonic generator
13, ultrasonic transducer 14, vibration head amplitude transformer 15 and vibration head ball 16, the ultrasonic generator 13 are fixed on third sliding block
On 12, one end of the ultrasonic transducer 14 connect with ultrasonic generator 13 and extends to third along the direction of third sliding rail 8 and slides
Other than block 12, one end of the vibration head amplitude transformer 15 is connect with the other end of ultrasonic transducer 14, the vibration head amplitude transformer
15 other end is equipped with vibration head ball 16, and the vibration head ball 16 is the carbonization silicon ball of diameter 6mm, the electricity accessory
Including high pressure carbon brush 17, carbon brush holder 18 and cross-over block 19, the circular hole of the side plate 2 prolongs along the direction vertical with third sliding rail 8
It reaches support frame 7 and punctures support frame 7 and form support frame aperture, the cross-over block 19 is arranged along support frame aperture border, described
High pressure carbon brush 17 is arranged two and is symmetricly set on the two sides of support frame aperture, and the carbon brush holder 18 is arranged in cross-over block 19 and height
It plays a supporting role between pressure carbon brush 17 to high pressure carbon brush 17.
High pressure forging reducing pipe 20 is mounted on chuck 3, chuck 3 is able to drive the rotation of high pressure forging reducing pipe 20, leads to
It overregulates the first sliding block 5 to slide in the first sliding rail 4, adjusts the relative position of high pressure forging reducing pipe 20, it is accurately passed through into branch
Two high pressure carbon brush 17 are connected with the positive and negative anodes of high-voltage pulse power source by support hole respectively, by adjusting composite slider 6 second
Sliding on sliding rail 22 adjusts the position of support frame 7, keeps high pressure forging reducing pipe 20 and support frame aperture concentric, adjusts high pressure carbon
The position of brush 17, contacts high pressure carbon brush 17 well with high pressure forging reducing pipe 20, and the pressure that adjustment is passed through cylinder 9 is 200N,
Pressure is passed to third sliding block 12 by cylinder link block 11 by elongation cylinder push-rod 10 by cylinder 9, finally rolls vibration head
Pearl 16 is well contacted with certain pressure with high pressure forging reducing pipe 20.
Adjusting chuck 3 and driving the lathe revolving speed of high pressure forging reducing pipe 20 is 15r/min, adjusts the first sliding block 5 first
Sliding speed, that is, lathe feed speed is 0.06mm/r on sliding rail 4, opens ultrasonic generator 13 and high energy pulse power supply, passes through
The false impulse power frequency of high pressure carbon brush 17 is 800Hz, and the ultrasound of electric current 200A, the generation of ultrasonic generator 13 are changed through ultrasound
Energy device 14 and vibration head amplitude transformer 15 pass to vibration head ball 16, and ultrasonic vibration frequency at this time is 27-30KHz, ultrasound vibration
Width is 8-10 μm, is at this time original state, and lathe drives electric assisting ultrasonic surface rolling intensifying device along high pressure forging reducing pipe
20 axial movements, handle 20 surface of high pressure forging reducing pipe, single treatment, which finishes, restores device to original state, same surface
Reprocess 4 passage of number.
Embodiment 2, unlike the first embodiment, the pressure for being passed through cylinder 9 is 300N, and lathe revolving speed is 40r/min, machine
The feed speed of bed is 0.08mm/r, is 1000Hz, electric current 600A by the false impulse power frequency of high pressure carbon brush 17, together
One surface reprocesses 8 passage of number.
Embodiment 3, unlike the first embodiment, the pressure for being passed through cylinder 9 is 300N, and lathe revolving speed is 40r/min, machine
The feed speed of bed is 0.08mm/r, is 1000Hz, electric current 400A by the false impulse power frequency of high pressure carbon brush 17, together
One surface reprocesses 8 passage of number.
High pressure forging reducing pipe 20 is after electric assisting ultrasonic surface rolling processing, and surface peening thickness degree increases, surface
Strengthening layer can increase substantially the corrosion resistance of pipe fitting, referring to Fig. 4, through the electric processed high pressure of assisting ultrasonic surface rolling
Forging reducing pipe 20 after testing, by tube wall section metallographic microscope this it appears that the depth of processing strengthening layer increases and with adding
The curved processing deformation of work direction of feed, specific value are as shown in table 1.
Table 1
| Surface peening thickness degree (mm) | |
| Before pipe fitting processing | 0 |
| Pipe fitting is after the processing of embodiment 1 | 0.6 |
| Pipe fitting is after the processing of embodiment 2 | 3.5 |
| Pipe fitting is after the processing of embodiment 3 | 1.5 |
As can be seen from Table 1, pipe fitting is by processing, range of the thickness of surface peening layer in 0.6-3.5mm, surface peening
The roughness of the tube surface with a thickness of 1.5mm of the pipe fitting and surface peening layer with a thickness of 0.6mm of layer has no big variation,
But the roughness of the tube surface with a thickness of 3.5mm of surface peening layer has begun with variation, in conclusion preferred embodiment
The condition of electric assisting ultrasonic surface rolling in 3, the thickness of the processed tube surface strengthening layer of the condition is moderate, can improve
It keeps the surface of pipe fitting smooth while pipe fitting corrosion resistance, is suitable for industrial applications.
Difference is required according to the surface treatment of high pressure forging reducing pipe 20, cylinder pressure can also be adjusted in a certain range
Power, lathe revolving speed, the feed speed of lathe, false impulse power frequency and electric current by high pressure carbon brush, ultrasonic vibration frequency
The passage reprocessed with amplitude and same surface.
The above description is only a preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any modification
Or equivalent replacement, it should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of surface rolling intensifying device, which is characterized in that roll component, the machine including machine tool assembly and electric assisting ultrasonic
Bed component includes bottom plate, side plate, chuck and sliding block slide rail group, the floor level setting, the side plate perpendicular to bottom plate and with
It is connected in one end of bottom plate, the side plate is equipped with circular hole, and the chuck leads to circular hole and connect with side plate, and chuck can be with circular hole
Axis moves in a circle, and the middle part of chuck is equipped with holding section, and the holding section can clamp pipe fitting, and the sliding block slide rail group can
Slided on bottom plate, the electricity assisting ultrasonic rolling component include electric accessory, ultrasonic burnishing component, cylinder slider part,
Support frame is connect by support frame and connecting plate, the connecting plate with sliding block slide rail group, and support frame as described above is equipped with third sliding rail,
The cylinder slide block assembly is made of cylinder and third sliding block, and the third sliding block can be under the promotion of cylinder in third sliding rail
Upper sliding, the ultrasonic burnishing component include ultrasonic generator, ultrasonic transducer, vibration head amplitude transformer and vibration head ball, institute
It states ultrasonic generator to be fixed on third sliding block, one end of the ultrasonic transducer connect with ultrasonic generator and slides along third
The direction of rail extends to other than third sliding block, and one end of the vibration head amplitude transformer and the other end of ultrasonic transducer connect, institute
The other end for stating vibration head amplitude transformer is equipped with vibration head ball, and the electricity accessory includes high pressure carbon brush, carbon brush holder and insulation
The circular hole of cushion block, the side plate extends to support frame and punctures support frame to form support frame along the direction vertical with third sliding rail
Hole, along the setting of support frame aperture border, the high pressure carbon brush is arranged two and is symmetricly set on support frame aperture the cross-over block
Two sides, the carbon brush holder setting play a supporting role to high pressure carbon brush between cross-over block and high pressure carbon brush.
2. surface rolling intensifying device as described in claim 1, which is characterized in that the sliding block slide rail group by the first sliding rail,
First sliding block, the second sliding rail and composite slider composition, first sliding rail is set on bottom plate and it is perpendicular to side plate and bottom plate
Cross spider, first sliding block can slide along the first sliding rail, and the top of first sliding block is equipped with the second sliding rail, and second
Sliding rail can be slided perpendicular to the first sliding rail, the composite slider along the second sliding block, the connecting plate by support frame with combine slide
Block connection.
3. surface rolling intensifying device as claimed in claim 2, which is characterized in that the vibration head ball is carbonization silicon ball.
4. the diameter of surface rolling intensifying device as claimed in claim 3, the carbonization silicon ball is 6mm.
5. a kind of method using any surface rolling intensifying device processing high pressure forging reducing pipe of claim 1-4,
Characterized by comprising the following steps:
Step 1: high pressure forging reducing pipe is mounted on chuck, and chuck is able to drive high pressure forging reducing pipe with certain speed
Rotation, adjust high pressure forging reducing pipe position, it is accurately passed through into support frame aperture, by two high pressure carbon brush respectively with high-tension pulse
The positive and negative anodes for rushing power supply are connected.
Step 2: adjusting the position of support frame, keeps high pressure forging reducing pipe and support frame aperture concentric, adjusts the position of high pressure carbon brush
It sets, contacts high pressure carbon brush well with high pressure forging reducing pipe, adjustment is passed through the pressure of cylinder, makes vibration head ball with a level pressure
Power is well contacted with high pressure forging reducing pipe.
Step 3: the feed speed of adjustment high pressure forging reducing pipe revolving speed and lathe opens ultrasonic generator and high energy pulse
Power supply is at this time original state, and lathe drives electric assisting ultrasonic surface rolling intensifying device axially to move along high pressure forging reducing pipe
It is dynamic, the tapered pipe surface of high pressure forging is handled, single treatment, which finishes, restores device to original state.
Step 4: according to material surface processing requirement, step 3 is repeated until all processing terminate.
6. the method for surface rolling intensifying device processing high pressure forging reducing pipe as claimed in claim 5, which is characterized in that machine
Bed revolving speed is 15-40r/min, and the feeding rate of lathe is 0.06-0.08mm/r, and the output pressure of the generation of cylinder is 200-
300N。
7. the method for surface rolling intensifying device processing high pressure forging reducing pipe as claimed in claim 5, which is characterized in that super
Sound vibration frequency is 27-30KHz, and ultrasonic amplitude is 8-10 μm.
8. the method for surface rolling intensifying device processing high pressure forging reducing pipe as claimed in claim 5, which is characterized in that auxiliary
Help pulse current frequency 800-1000Hz, electric current 200-600A.
9. the method for surface rolling intensifying device processing high pressure forging reducing pipe as claimed in claim 10, which is characterized in that
False impulse power frequency 800-1000Hz, electric current 400A.
10. the method for surface rolling intensifying device processing high pressure forging reducing pipe as claimed in claim 5, which is characterized in that
Same surface reprocesses number 4-8 passage.
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| CN201910137371.7A CN109719459B (en) | 2019-02-25 | 2019-02-25 | Surface rolling strengthening device and method for treating high-pressure forging reducing pipe by using same |
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| CN201910137371.7A CN109719459B (en) | 2019-02-25 | 2019-02-25 | Surface rolling strengthening device and method for treating high-pressure forging reducing pipe by using same |
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| CN112355138A (en) * | 2020-10-16 | 2021-02-12 | 江苏福吉特管业有限公司 | Pressure sensing feedback type ultrasonic electric pulse composite rolling processing device |
| CN112877524A (en) * | 2021-01-14 | 2021-06-01 | 上海交通大学 | Surface strengthening device and method for applying elastic stress field and pulse current field to metal workpiece and assisting ultrasonic rolling |
| CN112899454A (en) * | 2021-01-14 | 2021-06-04 | 上海交通大学 | Surface strengthening device and method for applying elastic stress field to metal workpiece and assisting ultrasonic rolling |
| CN115255933A (en) * | 2022-08-26 | 2022-11-01 | 长春理工大学重庆研究院 | Integrated laser-assisted diamond rolling device |
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