CN109877525A - Electro plastic effect assists rolling tool - Google Patents
Electro plastic effect assists rolling tool Download PDFInfo
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- CN109877525A CN109877525A CN201910101752.XA CN201910101752A CN109877525A CN 109877525 A CN109877525 A CN 109877525A CN 201910101752 A CN201910101752 A CN 201910101752A CN 109877525 A CN109877525 A CN 109877525A
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- cutter head
- motor casing
- motor
- hinged
- rolling
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Abstract
A kind of electro plastic effect auxiliary rolling tool, including rolling mechanism, electrical pulse device and connection structure, the electrical pulse device is connect by connection structure with the rolling mechanism, the rolling mechanism includes cutter head, shaft coupling and motor, and the motor is mounted in motor casing and is connect by shaft coupling with cutter head;The electrical pulse device includes guide rail, sliding shoe, two positioning bars, two insulation arc installing pipes, two reset springs and two conductive heads, in sliding shoe slide downward, two positioning bars will drive corresponding conductive head and stretch out insulation arc installing pipe, two conductive head Contact Tooth wheel sides, to realize electric pulse rolling and processing.The present invention provides a kind of electro plastic effects that additional electrical pulse pair gear teeth face is rolled to assist rolling tool.
Description
Technical field
The present invention relates to a kind of electro plastic effects to assist rolling tool.
Background technique
High-performance is always the target that heavy-duty gear is pursued, and is mainly main with high power density, long-life, steady low noise
Evaluation index.High-performance gear should have excellent high-temperature service performance, high bearing capacity, high fatigue resistance, and have
Reliable bad working environments adaptability.High-performance gear needs to bear at work extreme load, therefore heavy-duty gear tooth root will have
There is high intensity.
Conventional roll is broadly divided into the processing of plane class part and the processing of cylinder noodles part according to the survey.Plane class at present
Part rolling and processing is existed mainly by rolling cutter head clamping on the main shaft of lathe by the rotary motion and workpiece that roll cutter head
Feed motion in processing plane is realized.When this conventional roll cutter processes the surface there are gear teeth face, by
Uneven in surface causes cutter head ball that cannot come into full contact with surface to be machined, and it is uneven to will cause surface to be machined processing
The phenomenon that even and surface smoothness is destroyed, and partial region will appear the intensive phenomenon in rolling track, and this will lead to
There is thermal deformation in the region, so conventional roll cutter is to gear teeth face processing, there are great limitations.Electric pulse rolling adds
Work is one kind of special processing technology, is a kind of Compound Machining side that pulse current is attached in tradition machinery processing technology
Formula.High energy pulse electric current can promote dislocation under the effect of its electro plastic effect as a kind of material secondary process means
Movement, to significantly improve material plasticity deformability, improves the processing performance of difficult-to-deformation material, to reach raising and improvement
Corresponding processing effect.
Summary of the invention
In order to solve defect present in conventional roll cutter, complete to coordinate the processing effect that electric pulse rolls gear teeth face
Fruit, the present invention provides a kind of electro plastic effects that additional electrical pulse pair gear teeth face is rolled to assist rolling tool.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of electro plastic effect auxiliary rolling tool, including rolling mechanism, electrical pulse device and connection structure, the electricity
Pulser is connect by connection structure with the rolling mechanism, and the rolling mechanism includes cutter head, shaft coupling and motor, described
Motor is mounted in motor casing and is connect by shaft coupling with cutter head;
The electrical pulse device includes guide rail, sliding shoe, two positioning bars, two insulation arc installing pipes, two resets
Spring and two conductive heads, two insulation arc installing pipes are arranged symmetrically on front and rear sides and the upper end of guide rail in front and back respectively
It is fixedly mounted on the lower end of guide rail by link block, the formation facing each other of two insulation arc installing pipes is with ring jaggy
Shape, the sliding shoe are slidably sleeved on guide rail, and the sliding shoe is equipped with fixing bolt in the side far from rolling mechanism,
It is arranged symmetrically before and after two positioning bars and the upper end and the fixing bolt on sliding shoe is hinged, two reset springs are separately positioned on
In two insulation arc installing pipes, two conductive heads are set in two insulation arc installing pipes and by conducting wire and pulse
Power supply connection, the upper end of each reset spring are connected with corresponding insulation arc installing pipe, lower end and the phase of each reset spring
The conductive head connection answered;Arc groove is provided with respectively along its length direction on two conductive heads, in two insulation arc installing pipes
Also arc groove is provided on the corresponding position of arc groove of two conductive heads, the lower end of two positioning bars is in direction insulation arc
The side of installing pipe is respectively equipped with short axle, and the short axle on each positioning bar sequentially passes through in corresponding insulation arc installing pipe
Arc groove on arc groove and conductive head, in sliding shoe slide downward, two positioning bars will drive corresponding conductive head and stretch out
Insulate arc installing pipe;
Be fixedly installed with pedestal on side of the link block towards rolling mechanism, the connection structure include V-type connecting rod,
Limit spring and quarter butt, the opening down arrangement of the V-type connecting rod, one end of the V-type connecting rod and the electricity of rolling mechanism
Cabinet top is hinged, and the top of the other end and the pedestal of the V-type connecting rod is hinged, one end of the quarter butt and motor casing
It is side walls hinged, the other end of the quarter butt and the lower hinge of pedestal, one end of the limit spring are connect with the quarter butt,
The other end of the limit spring and the middle and upper part of pedestal are hinged.
Further, the cutter head includes output shaft, mounting rack and cutter head assembly, and the upper end of the output shaft passes through shaft coupling
With the motor axis connection of motor, the cutter head assembly is mounted on the lower end of output shaft by mounting rack, under the output shaft
End, which is equipped with, is arranged two or more with the same number of mounting groove of cutter head assembly, the cutter head assembly, and each cutter head assembly wraps
TPE thermoplastic elastomer (TPE), mounting blocks, ceramic balls and cutter head fixed frame are included, the TPE thermoplastic elastomer (TPE) is located at mounting blocks
It top and is mounted in mounting groove, the top of the mounting blocks is also mounted in mounting groove, and the bottom of the mounting blocks is equipped with ball
Connected in star, the ceramic balls are mounted on the inside of spherical groove by cutter head fixed frame.
Further, the motor casing includes motor casing ontology and motor casing top cover, and the motor is mounted on motor casing sheet
In vivo, the motor casing top cover is threadedly coupled with motor casing ontology, the top of the motor casing top cover and motor casing ontology direction
The side of electrical pulse device is equipped with articulated section, and the other end of the V-type connecting rod passes through the hinge on pin shaft and motor casing top cover
Socket part is hinged, and the other end of the quarter butt is hinged by pin shaft and the articulated section on motor casing ontology.
Further, pass through between one end and pedestal of the V-type connecting rod, between one end and pedestal of the quarter butt
Pin shaft is hinged.
Further, the V-type connecting rod and quarter butt are respectively set two, are arranged symmetrically before and after two V-type connecting rods, institute
Limit spring is stated between two quarter butts and one end is connected with the pin shaft for connecting two quarter butts.
Further, the mounting rack is threadedly coupled with output shaft, and the cutter head fixed frame is threadedly coupled with mounting blocks.
The technology of the present invention design are as follows: realization electric pulse redesigns roller press together with conventional roll process combination
Structure, which disengages it from lathe work, becomes possible, realizes the purpose that rolling and processing is carried out to the abnormal plane such as gear teeth face.
From a kind of flexible cutter head the shortcomings that conventional roll cutter, is devised, TPE thermoplastic elastomer (TPE) works in cutter head
Play the role of flexible buffer in the process.When insert contacts gear teeth face, convex surfaces can squeeze ceramic balls, will lead to
Mounting blocks squeeze TPE thermoplastic elastomer (TPE) keeps ceramic balls abundant with surface to be machined so that the ceramic balls in cutter head bounce back
Contact, when this may make cutter head to work, guarantees that each spherical ball can have with surface to be machined and adequately contacts, avoid
There is processing non-uniform phenomenon.
There are strict requirements to the position of surface to be machined to solve conventional tool, can only process and be fixed on predetermined bits
Set the problem of could processing to it.The present invention has carried out design again to rolling mechanism, and the rolling mechanism can be with
It is detached from machine tool chief axis and operating alone, so that realizing from each position in space all can carry out rolling and processing to gear teeth face, without
It is to be only limitted on lathe.The various cambered surfaces of different spatial can be processed.And it is no longer driven by machine tool chief axis
Cutter rotation, but rotated by the motor in rolling mechanism Lai band dynamic cutter head, to realize normal work.
Beneficial effects of the present invention are mainly manifested in: can be to the workpiece progress rolling and processing of different location in space;It can be right
Gear teeth face surface carries out rolling and processing;It realizes electric pulse rolling and processing, to significantly improve material plasticity deformability, improves
The processing performance of difficult-to-deformation material, to reach raising and improve corresponding processing effect.
Detailed description of the invention
Fig. 1 is the cross-sectional view of cutter head.
Fig. 2 is explosive view of the invention.
Fig. 3 is machining sketch chart of the invention.
Fig. 4 is the side view of electrical pulse device.
Fig. 5 is the bottom view of Fig. 4.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
Referring to Fig.1~Fig. 5, a kind of electro plastic effect auxiliary rolling tool, including rolling mechanism, electrical pulse device and company
Binding structure, the electrical pulse device are connect by connection structure with the rolling mechanism, and the rolling mechanism includes cutter head 7, connection
Axis device 8 and motor 11, the motor 11 are mounted in motor casing and are connect by shaft coupling 8 with cutter head 7;
The electrical pulse device include guide rail 18,20, two, the positioning bar insulation of sliding shoe 17, two arc installing pipe 19,
Two reset springs 21 and two conductive heads 22, front and back is arranged symmetrically on guide rail 18 to two insulation arc installing pipes 19 respectively
Front and rear sides and the upper end is fixedly mounted on the lower end of guide rail 18 by link block, two insulation arc installing pipes 19 are mutually just
To being formed with annular jaggy, slidably on the track 18, the sliding shoe 17 is far from rolling for suit for the sliding shoe 17
The side of press mechanism is equipped with fixing bolt, is arranged symmetrically before and after two positioning bars 20 and the fixation spiral shell on the upper end and sliding shoe 17
Bolt is hinged, and two reset springs 21 are separately positioned in two insulation arc installing pipes 19, and two conductive heads are set in two
It is connect in a insulation arc installing pipe 19 and by conducting wire with the pulse power, the upper end of each reset spring 21 is insulated with corresponding
The connection of arc installing pipe, the lower end of each reset spring 21 is connected with corresponding conductive head;On two conductive heads 22 respectively along
Its length direction is provided with arc groove, also in the corresponding position of arc groove of two conductive heads 22 in two insulation arc installing pipes 19
It sets and is provided with arc groove, the lower end of two positioning bars is being respectively equipped with short axle, each tune towards the side of insulation arc installing pipe
Short axle on the bar 20 of position sequentially passes through the arc groove on arc groove and conductive head in corresponding insulation arc installing pipe, in cunning
When 17 slide downward of motion block, two positioning bars 20 will drive corresponding conductive head and stretch out insulation arc installing pipe 19;
Pedestal is fixedly installed on side of the link block towards rolling mechanism, the connection structure includes V-type connecting rod
13, limit spring 15 and quarter butt 14, the opening down arrangement of the V-type connecting rod 13, one end of the V-type connecting rod 13 and rolling
Hinged at the top of the motor casing of press mechanism, the top of the other end and the pedestal of the V-type connecting rod 13 is hinged, the quarter butt 14
One end and motor casing side walls hinged, the other end of the quarter butt 14 and the lower hinge of pedestal, the limit spring 15
One end is connect with the quarter butt 14, and the other end of the limit spring 15 and the middle and upper part of pedestal are hinged.
Further, the cutter head 7 includes output shaft 6, mounting rack 4 and cutter head assembly, and the upper end of the output shaft passes through connection
The motor axis connection of axis device 8 and motor 11, the cutter head assembly is mounted on the lower end of output shaft 6 by mounting rack 4, described defeated
The lower end of shaft 6 is equipped with and the same number of mounting groove of cutter head assembly, the cutter head assembly setting two or more, each cutter head
Component includes TPE thermoplastic elastomer (TPE) 5, mounting blocks 3, ceramic balls 1 and cutter head fixed frame 2, the TPE thermoplastic elastomer (TPE)
5 are located at the top of mounting blocks 3 and are mounted in mounting groove, and the top of the mounting blocks 3 is also mounted in mounting groove, the installation
The bottom of block 3 is equipped with spherical groove, and the ceramic balls 1 are mounted on the inside of spherical groove by cutter head fixed frame 2.
Further, the motor casing includes motor casing ontology 10 and motor casing top cover 12, and the motor 11 is mounted on electricity
In casing ontology 10, the motor casing top cover 12 is threadedly coupled with motor casing ontology 10, the top of the motor casing top cover 12 and
Motor casing ontology 10 is equipped with articulated section towards the side of electrical pulse device, and the other end of the V-type connecting rod 13 passes through pin shaft
Hinged with the articulated section on motor casing top cover 12, the other end of the quarter butt 14 passes through the hinge on pin shaft 16 and motor casing ontology 10
Socket part is hinged.
Further, between one end and pedestal of the V-type connecting rod 13, between one end and pedestal of the quarter butt 14
It is hinged by pin shaft.
Further, the V-type connecting rod 13 and quarter butt 14 are respectively set two, and two 13 front and backs of V-type connecting rod are symmetrical
Arrangement, the limit spring 15 is located between two quarter butts and one end is connected with the pin shaft for connecting two quarter butts 14.
Further, the mounting rack 4 is threadedly coupled with output shaft 6, and the cutter head fixed frame 2 connects with 3 screw thread of mounting blocks
It connects.
In the present embodiment, the installation steps of rolling mechanism are as follows: motor 11 is mounted in motor casing ontology 10, passes through bolt
9 is fixed, then is connected through a screw thread and loads onto motor casing top cover 10.The motor shaft of motor 11 is realized by shaft coupling 8 and cutter head 7 and is driven
Connection.The rolling mechanism can be detached from lathe and operating alone, so that realizing all can be to gear teeth face from each position in space
Rolling and processing is carried out, rather than is only limitted on lathe.Sliding shoe 17 slides manually, and gear energization can be contacted by sliding into conductive head 22
Position, then fix.
The electrical pulse device installation steps are as follows: sliding shoe 17 and positioning bar 20 are installed on guide rail 18, pass through sliding
Reset spring 21 is packed into insulation arc installing pipe 19, then conductive head 22 is mounted on insulation by the fixing bolt connection on block 17
Arc installing pipe 19 later cooperates the arc groove in the short axle and conductive head 22 of 20 lower section of bar of transposing.Pulse power electric signal
It is transferred on conductive head from insulation arc installing pipe inner lead, when sliding shoe is moved down and is fixed along guide rail, positioning
Bar drive conductive head stretches out insulation arc installing pipe, and two conductive heads contact 23 sides of gear, to realize that electric pulse rolling adds
Work.
The bindiny mechanism connects electrical pulse device and rolling mechanism using pin shaft 16 by V-type connecting rod 13, quarter butt 14,
Limit spring 15 is installed between the pedestal of electrical pulse device and quarter butt 14, the size of pretightning force when reaching control rolling.
The output shaft 6 of the cutter head is connect by shaft coupling 8 with motor 11, realizes power transmission.Cutter head erection sequence are as follows:
TPE thermoplastic elastomer (TPE) 5, mounting blocks 3 are sequentially arranged in output shaft 6, then by mounting rack 4 by being threadably mounted at output shaft
On 6, while the upper end of mounting blocks 3 is equipped with boss, and just mounting rack 4 is blocked, thus realize the effect that block 3 is fixedly mounted,
Ceramic balls 1 and cutter head fixed frame 2 are sequentially arranged on cutter head 7 again, cutter head mounting rack 2 realizes the work of fixed ceramic balls 1
With.
Adjustment installation first, makes conductive head 22 contact gear, and when processing, the pulse power gives electrical pulse device power supply, motor
The work of cutter head head is driven, rolling and processing can be carried out in the case where being energized in gear.
The quasi- intensity that tooth root is improved and then carrying out electric pulse rolling and processing to heavily loaded gear teeth face of the present invention, realizes weight
The significantly promotion of gear teeth face performance is carried, heavy-duty gear service life is improved.
Claims (6)
1. a kind of electro plastic effect assists rolling tool, it is characterised in that: including rolling mechanism, electrical pulse device and connection knot
Structure, the electrical pulse device are connect by connection structure with the rolling mechanism, the rolling mechanism include cutter head, shaft coupling and
Motor, the motor are mounted in motor casing and are connect by shaft coupling with cutter head;
The electrical pulse device includes guide rail, sliding shoe, two positioning bars, two insulation arc installing pipes, two reset springs
With two conductive heads, front and back is arranged symmetrically on the front and rear sides of guide rail to two insulation arc installing pipes respectively and the upper end passes through
Link block is fixedly mounted on the lower end of guide rail, and the formation facing each other of two insulation arc installing pipes is with annular jaggy, institute
Sliding shoe is stated slidably to be sleeved on guide rail, the sliding shoe far from rolling mechanism side be equipped with fixing bolt, two
It is arranged symmetrically before and after positioning bar and the upper end and the fixing bolt on sliding shoe is hinged, two reset springs are separately positioned on two
In the arc installing pipe that insulate, two conductive heads are set in two insulation arc installing pipes and by conducting wire and the pulse power
Connection, the upper end of each reset spring connects with corresponding insulation arc installing pipe, the lower end of each reset spring with it is corresponding
Conductive head connection;It is provided with arc groove respectively along its length direction on two conductive heads, is also existed in two insulation arc installing pipes
Arc groove is provided on the corresponding position of the arc groove of two conductive heads, the lower end of two positioning bars is installed towards insulation arc
The side of pipe is respectively equipped with short axle, and the short axle on each positioning bar sequentially passes through the arc in corresponding insulation arc installing pipe
Arc groove on slot and conductive head, in sliding shoe slide downward, two positioning bars will drive corresponding conductive head and stretch out insulation
Arc installing pipe;
Pedestal is fixedly installed on side of the link block towards rolling mechanism, the connection structure includes V-type connecting rod, limit
Spring and quarter butt, the opening down arrangement of the V-type connecting rod, one end of the V-type connecting rod and the motor casing of rolling mechanism
Top is hinged, and the top of the other end and the pedestal of the V-type connecting rod is hinged, one end of the quarter butt and the side of motor casing
Wall is hinged, and the other end of the quarter butt and the lower hinge of pedestal, one end of the limit spring is connect with the quarter butt, described
The other end of limit spring and the middle and upper part of pedestal are hinged.
2. electro plastic effect as described in claim 1 assists rolling tool, it is characterised in that: the cutter head includes output
Axis, mounting rack and cutter head assembly, the upper end of the output shaft pass through the motor axis connection of shaft coupling and motor, the cutter head assembly
It is mounted on the lower end of output shaft by mounting rack, the lower end of the output shaft is equipped with and the same number of installation of cutter head assembly
Slot, the cutter head assembly setting is more than two, and each cutter head assembly includes TPE thermoplastic elastomer (TPE), mounting blocks, ceramic balls
With cutter head fixed frame, the TPE thermoplastic elastomer (TPE) is located at the top of mounting blocks and is mounted in mounting groove, the mounting blocks
Top is also mounted in mounting groove, and the bottom of the mounting blocks is equipped with spherical groove, and the ceramic balls pass through cutter head fixed frame
It is mounted on the inside of spherical groove.
3. electro plastic effect as claimed in claim 1 or 2 assists rolling tool, it is characterised in that: the motor casing includes
Motor casing ontology and motor casing top cover, the motor are mounted in motor casing ontology, the motor casing top cover and motor casing ontology
Threaded connection, the top of the motor casing top cover and motor casing ontology are equipped with articulated section, institute towards the side of electrical pulse device
The other end for stating V-type connecting rod is hinged by pin shaft and the articulated section on motor casing top cover, and the other end of the quarter butt passes through pin
Axis and the articulated section on motor casing ontology are hinged.
4. electro plastic effect as claimed in claim 1 or 2 assists rolling tool, it is characterised in that: the V-type connecting rod
It is hinged to pass through pin shaft between one end and pedestal, between one end and pedestal of the quarter butt.
5. electro plastic effect as claimed in claim 1 or 2 assists rolling tool, it is characterised in that:
The V-type connecting rod and quarter butt are respectively set two, are arranged symmetrically before and after two V-type connecting rods, the limit spring position
Between two quarter butts and one end is connected with the pin shaft for connecting two quarter butts.
6. electro plastic effect as claimed in claim 2 assists rolling tool, it is characterised in that: the mounting rack and output shaft
It is threadedly coupled, the cutter head fixed frame is threadedly coupled with mounting blocks.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910101752.XA CN109877525B (en) | 2019-02-01 | 2019-02-01 | Electroplastic effect auxiliary rolling cutter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910101752.XA CN109877525B (en) | 2019-02-01 | 2019-02-01 | Electroplastic effect auxiliary rolling cutter |
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CN109877525A true CN109877525A (en) | 2019-06-14 |
CN109877525B CN109877525B (en) | 2023-06-27 |
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CN201910101752.XA Active CN109877525B (en) | 2019-02-01 | 2019-02-01 | Electroplastic effect auxiliary rolling cutter |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114749944A (en) * | 2022-04-14 | 2022-07-15 | 上海理工大学 | Electroplastic shearing processing device and using method thereof |
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CN104195322A (en) * | 2014-09-02 | 2014-12-10 | 清华大学深圳研究生院 | Surface strengthening treatment method for metal material through coupling electroplastic effect and ultrasonic rolling |
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CN108015148A (en) * | 2017-12-05 | 2018-05-11 | 清华大学深圳研究生院 | A kind of Electroplastic spinning processing device and processing method |
CN108406224A (en) * | 2018-01-31 | 2018-08-17 | 华南理工大学 | A kind of high-frequency direct-current heating auxiliary roll processing device and its processing method |
CN209716905U (en) * | 2019-02-01 | 2019-12-03 | 浙江工业大学 | Electric pulse assists integral roll extrusion cutter |
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CN1119976A (en) * | 1994-04-06 | 1996-04-10 | 胡道秋 | Digital control high-frequency pulse press-rolling finish lathe |
CN102489575A (en) * | 2011-12-01 | 2012-06-13 | 上海交通大学 | Electroplastic rotary pressing device |
DE202014010958U1 (en) * | 2014-05-21 | 2017-01-31 | Matthias Kranz | Tool for applying small impact pulses |
CN104195322A (en) * | 2014-09-02 | 2014-12-10 | 清华大学深圳研究生院 | Surface strengthening treatment method for metal material through coupling electroplastic effect and ultrasonic rolling |
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CN209716905U (en) * | 2019-02-01 | 2019-12-03 | 浙江工业大学 | Electric pulse assists integral roll extrusion cutter |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN114749944A (en) * | 2022-04-14 | 2022-07-15 | 上海理工大学 | Electroplastic shearing processing device and using method thereof |
CN114749944B (en) * | 2022-04-14 | 2023-04-25 | 上海理工大学 | Electroplastic shearing processing device and application method thereof |
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