CN104942659B - A kind of processing unit (plant) of ceramic matric composite antenna house inwall blind hole and its processing method - Google Patents

A kind of processing unit (plant) of ceramic matric composite antenna house inwall blind hole and its processing method Download PDF

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Publication number
CN104942659B
CN104942659B CN201510286530.1A CN201510286530A CN104942659B CN 104942659 B CN104942659 B CN 104942659B CN 201510286530 A CN201510286530 A CN 201510286530A CN 104942659 B CN104942659 B CN 104942659B
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cutter
axis
antenna house
hole
blind hole
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CN104942659A (en
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高航
鲍永杰
冉冲
雷建华
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Dalian University of Technology
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Dalian University of Technology
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q37/00Metal-working machines, or constructional combinations thereof, built-up from units designed so that at least some of the units can form parts of different machines or combinations; Units therefor in so far as the feature of interchangeability is important
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25Movable or adjustable work or tool supports
    • B23Q1/44Movable or adjustable work or tool supports using particular mechanisms
    • B23Q1/48Movable or adjustable work or tool supports using particular mechanisms with sliding pairs and rotating pairs
    • B23Q1/4852Movable or adjustable work or tool supports using particular mechanisms with sliding pairs and rotating pairs a single sliding pair followed perpendicularly by a single rotating pair
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25Movable or adjustable work or tool supports
    • B23Q1/44Movable or adjustable work or tool supports using particular mechanisms
    • B23Q1/56Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism
    • B23Q1/60Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism two sliding pairs only, the sliding pairs being the first two elements of the mechanism
    • B23Q1/62Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism two sliding pairs only, the sliding pairs being the first two elements of the mechanism with perpendicular axes, e.g. cross-slides
    • B23Q1/621Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism two sliding pairs only, the sliding pairs being the first two elements of the mechanism with perpendicular axes, e.g. cross-slides a single sliding pair followed perpendicularly by a single sliding pair
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q15/00Automatic control or regulation of feed movement, cutting velocity or position of tool or work
    • B23Q15/20Automatic control or regulation of feed movement, cutting velocity or position of tool or work before or after the tool acts upon the workpiece
    • B23Q15/22Control or regulation of position of tool or workpiece
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22Feeding members carrying tools or work
    • B23Q5/34Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Boring (AREA)

Abstract

A kind of processing unit (plant) of ceramic matric composite antenna house inwall blind hole and its processing method, belong to taper tube kind part inwall blind hole automatization processing technique field.This processing unit (plant) includes Y-axis, Z axis, X-axis slideway mechanism and rotary table, also includes mainshaft mechanism, clamp mechanism and comprises feeler block and the tool setting device to knife circuit.It is fixed on inside the antenna house on clamp mechanism and be provided with a steel loop, the alignment pin of feeler block is matched with the location hole on steel loop, the cutter holes inner end of feeler block, from being outwards sequentially provided with insulating trip and sheet metal, insulating trip is passed through to electrically connect sheet metal wire one end of knife circuit, the other end is electrically connected through power supply, LED lamp and feeler block successively.This processing unit (plant) can be processed to antenna house inwall blind hole, and working (machining) efficiency and drilling quality significantly improve, and labor intensity substantially reduces, and working environment substantially improves.Meanwhile, crudy can be ensured well, substantially reduce the process-cycle of antenna house inwall blind hole.

Description

A kind of processing unit (plant) of ceramic matric composite antenna house inwall blind hole and its processing Method
Technical field
The present invention relates to a kind of processing unit (plant) of ceramic matric composite antenna house inwall blind hole and its processing method, belong to Taper tube kind part inwall blind hole automatization processing technique field.
Background technology
Antenna house is to be used in Aero-Space protecting the device of radar, due to its severe working condition and its special work With so as to planform is especially complex, and its material is the extremely excellent ceramic matric composite of combination property, lead to this zero Part inwall blind hole is difficult to be processed on general universal machine tools.
The CN201110343643.2 of the associated antenna cover processing unit (plant) described in existing patent, such as Chinese patent application and CN201320662414.1, the former simply propose each position of making antenna cover operation, the latter is primarily directed to antenna house The polish of interior outer mold surface, these are not related to antenna house inwall processing blind hole.
At present, China to the processing of antenna house inwall blind hole also in hand drill state, high labor intensive, efficiency pole Low, drilling quality deviation, and the experience to operator and skills involved in the labour require very high, had a strong impact on China's aircraft, The Development Schedule of the equipments such as guided missile.
Content of the invention
In order to solve problems of the prior art, the present invention provides a kind of ceramic matric composite antenna house inwall blind The processing unit (plant) in hole and its processing method, the processing that this processing unit (plant) should be directed to antenna house inwall blind hole with processing method carries out work Skill optimizes and designs, and can produce and have efficiency high, low cost, high precision, error is little, safety is good ceramic matric composite Antenna house inwall blind hole.
The technical solution used in the present invention is:A kind of processing unit (plant) of ceramic matric composite antenna house inwall blind hole, it Including Y-axis slideway mechanism, Z axis slideway mechanism, X-axis slideway mechanism and rotary table, it also include a mainshaft mechanism, one Clamp mechanism and one comprise feeler block and the tool setting device to knife circuit, and described rotary table is arranged on Y-axis slideway mechanism On, drive rotary table to move on Y-axis slideway by y-axis stepper motor, described Z axis slideway mechanism is fixed on column, X-axis Slideway mechanism is arranged on Z axis slideway mechanism, is moved on Z axis slideway by Z axis step motor drive X-axis slideway mechanism, described Mainshaft mechanism is arranged on X-axis slideway mechanism, is moved on X-axis slideway by X-axis step motor drive mainshaft mechanism;Described revolution Workbench is provided with clamp mechanism, is fixed on inside the antenna house on clamp mechanism and is provided with a steel loop, the determining of described feeler block Position bearing pin is matched with the location hole on steel loop;The cutter holes inner end of described feeler block, from be outwards sequentially provided with insulating trip and Sheet metal, passes through insulating trip to electrically connect sheet metal wire one end of knife circuit, the other end successively through power supply, LED lamp with to knife Block is carried outConnect.
A kind of processing method of described ceramic matric composite antenna house inwall blind hole processing device comprises the following steps:
A, antenna house is arranged in clamp mechanism, and antenna house upper end surface is adjusted in horizontality by clamp mechanism After clamp;
B, the centre of gyration of the centre of gyration and mainshaft mechanism cutter that Y-axis coordinate moves to clamp mechanism intersect vertically;
Location hole on c, measurement steel loop goes up edge most to vertical dimension d3 of cutter the top, by Z coordinate move down away from From d=(d1-d2)/2+d3, d1 is the diameter of steel loop upper Positioning holes, and d2 is tool diameter;
D, the alignment pin of feeler block is inserted the positioning in the hole of the steel loop of suit in antenna house, the X of adjustment processing unit (plant) Axle slideway mechanism and the coordinate of rotary table, make the cutter on mainshaft mechanism be freely accessible to the cutter in the hole of feeler block, complete Radial direction aim at tool operation;
E, adjustment X-axis slideway mechanism, make cutter slowly enter the cutter in the hole of feeler block, until to the LED on knife circuit Lamp is bright, has demarcated the tool position on X-axis coordinate, completes axial aim at tool operation;
F, retrogressing cutter, take off tool setting device, the X-axis coordinate distance L returning according to processed hole depth h and cutter, meter Calculate tool feeding depth D=L+h+H in processing hole, H is the distance of feeler block left end to sheet metal right-hand member;Select cutter rotating speed 1000-4000r/min, feed speed 0-20mm/min, using the direct drilling of PCD drill bit, the blind-hole bottom obtaining is cone; Or adopt PCD cylindrical milling cutter or electroplated diamond frotton, by numerical control programming, make cutter by helical trajectory feed, milling or mill Cut blind hole to desired size, select cutter rotating speed 2000-8000r/min, cutter axial feed velocity 0-20mm/min, cutter Revolution speed 0-25r/min, as numerical control programming drilling parameter, at this moment also first uses PCD drill bit according to a, b, c and Step d pair Knife, then changes after PCD cylindrical milling cutter or electroplated diamond frotton according still further to step e to knife, the blind-hole bottom obtaining is plane;
G, by the indexing of rotary table, process the whole blind hole of antenna house inwall successively, when processing each hole, will First carry out aim at tool operation according to a, b, c, e and f step, then carry out digital control hole operation, until all uniform hole machined finish.
The invention has the beneficial effects as follows:The processing unit (plant) of this ceramic matric composite antenna house inwall blind hole includes Y-axis Slideway mechanism, Z axis slideway mechanism, X-axis slideway mechanism and rotary table, also include a mainshaft mechanism, a clamp mechanism Comprise feeler block and the tool setting device to knife circuit with one.Rotary table is provided with clamp mechanism, is fixed on clamp mechanism On antenna house inside be provided with a steel loop, the alignment pin of feeler block is matched with the location hole on steel loop, the knife of feeler block Tool hole inner end, from being outwards sequentially provided with insulating trip and sheet metal, passes through insulating trip electrical connection gold to wire one end of knife circuit Belong to piece, the other end is electrically connected through power supply, LED lamp and feeler block successively.This processing unit (plant) can be to antenna house inwall blind hole It is processed, working (machining) efficiency and drilling quality significantly improve, and labor intensity substantially reduces, and working environment substantially improves.Meanwhile, energy Ensure crudy well, substantially reduce the process-cycle of antenna house inwall blind hole.
Brief description
Fig. 1 is a kind of three-dimensional structure diagram of the processing unit (plant) of ceramic matric composite antenna house inwall blind hole.
Fig. 2 is a kind of structure front view of the processing unit (plant) of ceramic matric composite antenna house inwall blind hole.
Fig. 3 is antenna house to knife schematic diagram.
Fig. 4 is the structure front view of feeler block.
Fig. 5 is the structure top view of the additional feeler block to knife circuit.
Fig. 6 is the A-A view in Fig. 4.
In figure:1st, antenna house, 2, steel loop, 2a, location hole, 3, feeler block, 3a, alignment pin, 3b, cutter holes, 3c, flute profile Structure, 3d, wire guide, 4, cutter, 5, lathe bed, 6, Y-axis slideway mechanism, 6a, y-axis stepper motor, 7, rotary table, 8, fixture Mechanism, 9, column, 10, Z axis slideway mechanism, 10a, Z axis motor, 11, X-axis slideway mechanism, 11a, X-axis motor, 12, Mainshaft mechanism, 13, to knife circuit, 13a, power supply, 13b, LED lamp, 13c, wire, 13d, sheet metal, 13e, insulating trip.
Specific embodiment
Fig. 1,2 show a kind of structure chart of the processing unit (plant) of ceramic matric composite antenna house inwall blind hole.In figure, pottery The processing unit (plant) of porcelain based composites antenna house inwall blind hole includes Y-axis slideway mechanism 6, Z axis slideway mechanism 10, X-axis slideway machine Structure 11, rotary table 7, mainshaft mechanism 12, clamp mechanism 8 and comprise feeler block 3 and the tool setting device to knife circuit 13, revolution Workbench 7 is arranged on Y-axis slideway mechanism 6, drives rotary table 7 to move on Y-axis slideway by y-axis stepper motor 6a, Z Axle slideway mechanism 10 is fixed on column 9, and X-axis slideway mechanism 11 is arranged on Z axis slideway mechanism 10, by Z axis motor 10a X-axis slideway mechanism 11 is driven to move on Z axis slideway, mainshaft mechanism 12 is arranged on X-axis slideway mechanism 11, by X-axis stepping electricity Machine 11a drive shaft mechanism 12 moves on X-axis slideway.
Fig. 3 shows antenna house to knife schematic diagram.Rotary table 7 is provided with clamp mechanism 8, is fixed on clamp mechanism 8 On antenna house 1 inside be provided with a steel loop 2, alignment pin 3a of feeler block 3 is matched with the location hole 2a on steel loop 2.d3 Go up edge for the location hole 2a on measurement steel loop 2 most to the vertical dimension of cutter 4 the top(As the dotted line directly over mainshaft mechanism 12 Shown), the X-axis coordinate distance that L returns for cutter(As shown in the dotted line on mainshaft mechanism 12 coaxial line).
Fig. 4,5,6 show the structure chart of the additional feeler block to knife circuit.The cutter holes 3b inner end of feeler block 3, from Outwards it is sequentially provided with insulating trip 13e and sheet metal 13d, insulating trip 13e electrical connection gold is passed through to wire 13c one end of knife circuit 13 Belong to piece 13d, the other end is electrically connected through power supply 13a, LED lamp 13b and feeler block 3 successively.
Using above-mentioned processing unit (plant), the processing method of ceramic matric composite antenna house inwall blind hole includes following step Suddenly:
A, antenna house 1 is arranged in clamp mechanism 8, and antenna house 1 upper end surface is adjusted in level by clamp mechanism 8 Clamp after state;
B, Y-axis coordinate is moved to the centre of gyration of clamp mechanism 8 and the vertical phase of the centre of gyration of mainshaft mechanism 12 cutter Hand over;
Location hole 2a on c, measurement steel loop 2 goes up edge most to vertical dimension d3 of cutter 4 the top, by Z coordinate to moving down Dynamic apart from d=(d1-d2)/2+d3, d1 is the diameter of steel loop 2 upper Positioning holes 2a, and d2 is cutter 4 diameter;
D, alignment pin 3a of feeler block 3 is inserted in the location hole 2a of the steel loop 2 of suit in antenna house 1, adjustment processing The X-axis slideway mechanism 11 of device and the coordinate of rotary table 7, make the cutter 4 on mainshaft mechanism 12 be freely accessible to feeler block 3 In cutter holes 3b, complete radial direction aim at tool operation;
E, adjustment X-axis slideway mechanism 11, make cutter 4 slowly enter in the cutter holes 3b of feeler block 3, until to knife circuit 13 On LED lamp 13b bright, demarcated the tool position on X-axis coordinate, completed axial aim at tool operation;
F, retrogressing cutter, take off tool setting device, the X-axis coordinate distance L returning according to processed hole depth h and cutter, meter Calculate tool feeding depth D=L+h+H in processing hole, H is the distance to sheet metal 13d right-hand member for feeler block 3 left end;Cutter is selected to turn Fast 1000-4000r/min, feed speed 0-20mm/min, using the direct drilling of PCD drill bit, the blind-hole bottom obtaining is circular cone Shape;Or adopt PCD cylindrical milling cutter or electroplated diamond frotton, by numerical control programming, make cutter by helical trajectory feed, milling or Grinding blind hole, to desired size, selects cutter rotating speed 2000-8000r/min, cutter axial feed velocity 0-20mm/min, knife Tool revolution speed 0-25r/min, as numerical control programming drilling parameter, at this moment also first uses PCD drill bit according to a, b, c and Step d To knife, then change after PCD cylindrical milling cutter or electroplated diamond frotton according still further to step e to knife, the blind-hole bottom obtaining is flat Face;
G, by the indexing of rotary table 7, process the whole blind hole of antenna house 1 inwall successively, when processing each hole, all First to carry out aim at tool operation according to a, b, c, e and f step, then to carry out digital control hole operation, until all uniform hole machined finish.

Claims (2)

1. a kind of processing unit (plant) of ceramic matric composite antenna house inwall blind hole, it includes Y-axis slideway mechanism(6), Z axis slideway Mechanism(10), X-axis slideway mechanism(11)And rotary table(7), it is characterized in that:It also includes a mainshaft mechanism(12), one Individual clamp mechanism(8)Comprise feeler block with one(3)With to knife circuit(13)Tool setting device, described rotary table(7)If Put in Y-axis slideway mechanism(6)On, by y-axis stepper motor(6a)Drive rotary table(7)Y-axis slideway moves, described Z Axle slideway mechanism(10)It is fixed on column(9)On, X-axis slideway mechanism(11)It is arranged on Z axis slideway mechanism(10)On, walked by Z axis Stepper motor(10a)Drive X-axis slideway mechanism(11)Z axis slideway moves, described mainshaft mechanism(12)It is arranged on X-axis slideway machine Structure(11)On, by X-axis motor(11a)Drive shaft mechanism(12)X-axis slideway moves;Described rotary table(7) It is provided with clamp mechanism(8), it is fixed on clamp mechanism(8)On antenna house(1)Inner side is provided with a steel loop(2), described to knife Block(3)Alignment pin(3a)With steel loop(2)On location hole(2a)Match;Described feeler block(3)Cutter holes(3b)In End, from being outwards sequentially provided with insulating trip(13e)And sheet metal(13d), to knife circuit(13)Wire(13c)One end passes through absolutely Embolium(13e)Electrical connection sheet metal(13d), the other end is successively through power supply(13a), LED lamp(13b)With feeler block(3)Carry outEven Connect.
2. a kind of processing method of the ceramic matric composite antenna house inwall blind hole described in claim 1, is characterized in that:Including The following step:
A, by antenna house(1)It is arranged on clamp mechanism(8)In, and pass through clamp mechanism(8)Adjustment antenna house(1)Upper end surface in Clamp after horizontality;
B, Y-axis coordinate is moved to clamp mechanism(8)The centre of gyration and mainshaft mechanism(12)The vertical phase of the centre of gyration of cutter Hand over;
C, measurement steel loop(2)On location hole(2a)Go up edge most to cutter(4)Vertical dimension d3 of the top, Z coordinate is downward Displacement d=(d1-d2)/2+d3, d1 is steel loop(2)Upper Positioning holes(2a)Diameter, d2 be cutter(4)Diameter;
D, by feeler block(3)Alignment pin(3a)Insertion antenna house(1)The steel loop of interior suit(2)Location hole(2a)Interior, adjust The X-axis slideway mechanism of whole processing unit (plant)(11)And rotary table(7)Coordinate, make mainshaft mechanism(12)On cutter(4)From By entrance feeler block(3)Cutter holes(3b)Interior, complete radial direction aim at tool operation;
E, adjustment X-axis slideway mechanism(11), make cutter(4)Slowly enter feeler block(3)Cutter holes(3b)Interior, until to knife electricity Road(13)On LED lamp(13b)Bright, demarcate the tool position on X-axis coordinate, complete axial aim at tool operation;
F, retrogressing cutter, take off tool setting device, and the X-axis coordinate distance L returning according to processed hole depth h and cutter calculates and adds Tool feeding depth D=L+h+H in work hole, H is feeler block(3)Left end is to sheet metal(13d)The distance of right-hand member;Cutter is selected to turn Fast 1000-4000r/min, feed speed 0-20mm/min, using the direct drilling of PCD drill bit, the blind-hole bottom obtaining is circular cone Shape;Or adopt PCD cylindrical milling cutter or electroplated diamond frotton, by numerical control programming, make cutter by helical trajectory feed, milling or Grinding blind hole, to desired size, selects cutter rotating speed 2000-8000r/min, cutter axial feed velocity 0-20mm/min, knife Tool revolution speed 0-25r/min, as numerical control programming drilling parameter, at this moment also first uses PCD drill bit according to a, b, c and Step d To knife, then change after PCD cylindrical milling cutter or electroplated diamond frotton according still further to step e to knife, the blind-hole bottom obtaining is flat Face;
G, pass through rotary table(7)Indexing, process antenna house successively(1)The whole blind hole of inwall, when processing each hole, all First to carry out aim at tool operation according to a, b, c, e and f step, then to carry out digital control hole operation, until all uniform hole machined finish.
CN201510286530.1A 2015-07-11 2015-07-11 A kind of processing unit (plant) of ceramic matric composite antenna house inwall blind hole and its processing method Active CN104942659B (en)

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CN108527667A (en) * 2018-03-06 2018-09-14 航天材料及工艺研究所 A kind of quartz enhancing SiO2Ceramic radome drilling equipment and method

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CN108527667A (en) * 2018-03-06 2018-09-14 航天材料及工艺研究所 A kind of quartz enhancing SiO2Ceramic radome drilling equipment and method

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