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 PDFInfo
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- 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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- 238000012545 processing Methods 0.000 title claims abstract description 32
- 239000002131 composite material Substances 0.000 title claims abstract description 17
- 239000000919 ceramic Substances 0.000 title claims abstract description 16
- HPNSNYBUADCFDR-UHFFFAOYSA-N chromafenozide Chemical compound CC1=CC(C)=CC(C(=O)N(NC(=O)C=2C(=C3CCCOC3=CC=2)C)C(C)(C)C)=C1 HPNSNYBUADCFDR-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 238000003672 processing method Methods 0.000 title claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 21
- 239000010959 steel Substances 0.000 claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 12
- 229910052751 metal Inorganic materials 0.000 claims abstract description 12
- 238000005553 drilling Methods 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 5
- 238000003801 milling Methods 0.000 claims description 9
- 229910003460 diamond Inorganic materials 0.000 claims description 6
- 239000010432 diamond Substances 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 238000000227 grinding Methods 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000003754 machining Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, 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
- B23Q37/00—Metal-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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, 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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/44—Movable or adjustable work or tool supports using particular mechanisms
- B23Q1/48—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs and rotating pairs
- B23Q1/4852—Movable 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, 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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/44—Movable or adjustable work or tool supports using particular mechanisms
- B23Q1/56—Movable or adjustable work or tool supports using particular mechanisms with sliding pairs only, the sliding pairs being the first two elements of the mechanism
- B23Q1/60—Movable 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
- B23Q1/62—Movable 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
- B23Q1/621—Movable 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, 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
- B23Q15/00—Automatic control or regulation of feed movement, cutting velocity or position of tool or work
- B23Q15/20—Automatic control or regulation of feed movement, cutting velocity or position of tool or work before or after the tool acts upon the workpiece
- B23Q15/22—Control or regulation of position of tool or workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
Landscapes
- 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
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.
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CN201510286530.1A CN104942659B (en) | 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 |
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CN108372322A (en) * | 2018-02-26 | 2018-08-07 | 长春理工大学 | Pyramid micro-structure fly cutter milling and cutting-up combined machine and processing method |
CN108372322B (en) * | 2018-02-26 | 2019-07-05 | 长春理工大学 | Pyramid micro-structure fly cutter milling and cutting-up combined machine and processing method |
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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