CN114769655A - Rudder blade drilling device - Google Patents

Rudder blade drilling device Download PDF

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Publication number
CN114769655A
CN114769655A CN202210451820.7A CN202210451820A CN114769655A CN 114769655 A CN114769655 A CN 114769655A CN 202210451820 A CN202210451820 A CN 202210451820A CN 114769655 A CN114769655 A CN 114769655A
Authority
CN
China
Prior art keywords
hole
drill
rotating
drilling
rotating shaft
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210451820.7A
Other languages
Chinese (zh)
Inventor
王雷
常代展
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Haitai Photoelectric Material Technology Co ltd
Original Assignee
Jiangsu Haitai Photoelectric Material Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Haitai Photoelectric Material Technology Co ltd filed Critical Jiangsu Haitai Photoelectric Material Technology Co ltd
Priority to CN202210451820.7A priority Critical patent/CN114769655A/en
Publication of CN114769655A publication Critical patent/CN114769655A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • B23Q37/002—Convertible machines, e.g. from horizontally working into vertically working
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/08—Drills combined with tool parts or tools for performing additional working
    • 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
    • B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
    • B23P23/02—Machine tools for performing different machining operations
    • 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
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/10—Arrangements for cooling or lubricating tools or work
    • 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
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • 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
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/15—Devices for holding work using magnetic or electric force acting directly on the work
    • B23Q3/154—Stationary devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
    • B24B5/36—Single-purpose machines or devices
    • B24B5/48—Single-purpose machines or devices for grinding walls of very fine holes, e.g. in drawing-dies

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Earth Drilling (AREA)

Abstract

The invention discloses a rudder sheet drilling device, which comprises a machine body, wherein a drilling mechanism and a clamping mechanism are sequentially arranged on the machine body, and the rudder sheet drilling device is characterized in that: the drilling mechanism comprises a rotating motor and a mounting frame, a fixing flange is arranged on the mounting frame, and a grinding assembly and a drill bit assembly which can be detachably replaced are respectively arranged on the mounting frame; the rudder blade drilling machine is simple in structure and novel in design, drilling can be carried out, the inner wall of the hole can be polished, and therefore the machining precision of rudder blade drilling is greatly improved.

Description

Rudder blade drilling device
Technical Field
The invention relates to the technical field of rudder sheet processing, in particular to a rudder sheet drilling device.
Background
The rudder sheet is mainly used for the outside of large-scale equipment such as airplanes and missiles, the coating structure on the surface of the rudder sheet directly influences the use of the equipment, so the rudder sheet needs to be highly precise, and the rudder sheet needs to be drilled in the machining process so as to be installed later, so a drilling device is needed.
However, the existing drilling device has single performance, and after drilling, the inner wall of the hole on the rudder blade is rough, which easily affects the subsequent use of the rudder blade, so that improvement is needed.
Disclosure of Invention
The invention aims to provide a rudder blade drilling device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a rudder piece drilling equipment, includes the organism, be equipped with drilling mechanism and fixture on the organism in proper order, its characterized in that: the drilling mechanism comprises a rotating motor and a mounting frame, a fixed flange is arranged on the mounting frame, and a grinding assembly and a drill bit assembly which can be detachably replaced are respectively arranged on the mounting frame;
the drill bit assembly comprises a first rotating disk, a first rotating shaft interface is arranged on one side of the first rotating disk, a drill bit is arranged on the other side of the first rotating disk, the drill bit corresponds to the clamping mechanism, a first connecting flange is arranged on the periphery of the rotating disk, and the first connecting flange is matched with the fixing flange.
Preferably, the polishing assembly comprises an inner circular disc, one side of the inner circular disc is provided with a second rotating disc, the second rotating disc is provided with a second rotating shaft interface,
a first movable groove is arranged on the outer wall of the circle of the inner disc, an outer ring is arranged on the periphery of the inner disc, a second movable groove is arranged on the inner wall of the circle of the outer ring, a movable ring is clamped between the first movable groove and the second movable groove,
one side of the movable ring is provided with a connecting rod which is connected with the second rotating disc, the other side of the movable ring is provided with a grinding rod,
and a second connecting flange is arranged on the periphery of the outer ring and is matched with the fixed flange.
Preferably, the rotating motor comprises a rotating shaft, the rotating shaft penetrates through the middle of the fixing flange, and the rotating shaft is matched with the first rotating shaft interface and the second rotating shaft interface.
Preferably, the clamping mechanism comprises a base, the bottom of the base is provided with a roller, the roller is arranged on a sliding rail, and the sliding rail is transversely arranged on the machine body;
preferably, the two sides of the base are provided with support frames, the rear side of each support frame is connected with an electric push rod, a support plate is arranged between the support frames at the two sides, the support plate is provided with a through hole corresponding to the base, the support plate is also provided with a magnetic attraction piece,
a group of corresponding clamps are arranged on the supporting frames on the two sides, each clamp comprises an arc-shaped clamp, an ejector rod is arranged on each arc-shaped clamp, and a rotating handle is arranged at one end, penetrating through the supporting frames, of each ejector rod;
the supporting plate positioned at the front end of the through hole is also provided with a water spraying head, and the water spraying head is connected with a water inlet pipe.
Preferably, the drill bit comprises a drill rod, a positioning drill bit is arranged at the end part of the drill rod, a group of first hole expanding cutters are arranged on the drill rod positioned on two sides of the positioning drill bit, hole expanding cutting edges are arranged on the side edges of the first hole expanding cutters, a plane cutting edge is arranged on one surface of the first hole expanding cutter adjacent to the positioning drill bit,
and a group of second hole expanding cutters are arranged on the drill rod at the upper end of the first hole expanding cutter, the diameter of each second hole expanding cutter is larger than that of the corresponding first hole expanding cutter, and the second hole expanding cutters are consistent with the first hole expanding cutters in structure.
Compared with the prior art, the invention has the beneficial effects that: the rudder blade drilling machine is simple in structure and novel in design, drilling can be carried out, the inner wall of the hole can be polished, and therefore the machining precision of rudder blade drilling is greatly improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a rear view of the drill bit assembly of the present invention;
FIG. 3 is a schematic view of a grinding assembly according to the present invention;
figure 4 is a schematic cross-sectional view of a sanding assembly in accordance with the present invention;
FIG. 5 is a rear view of the grinding assembly of the present invention;
FIG. 6 is a schematic view of the clamping assembly with the rudder sheet clamped therein according to the present invention;
FIG. 7 is a schematic view of a support plate according to the present invention;
FIG. 8 is a schematic view of the drill bit of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, the present invention provides a technical solution: the utility model provides a rudder piece drilling equipment, includes organism 1, be equipped with drilling mechanism 2 and fixture 3 on the organism 1 in proper order, drilling mechanism 2 includes rotating electrical machines 21 and mounting bracket 22, be equipped with mounting flange 221 on the mounting bracket 22, be equipped with the subassembly 4 and the drill bit assembly 5 of polishing that can dismantle the replacement on the mounting bracket 22 respectively, accomplish the back when drill bit assembly 5 with the rudder piece drilling, can dismantle it, the replacement is polished on subassembly 4 installs mounting bracket 22 to polish the rudder piece drilling.
In this embodiment, the drill bit assembly 5 includes a first rotating disk 51, a first connecting flange 512 is provided on the periphery of the first rotating disk 51, and since the first connecting flange 512 is matched with the fixing flange 221, when the first connecting flange 512 is closely aligned with the fixing flange 221, a first rotating shaft interface 511 provided on one side of the first rotating disk 51 will be abutted with the rotating shaft 211 on the rotating motor 21, and then the aligned first connecting flange 512 and fixing flange 221 are directly fixed by bolts, so that the drill bit assembly can be fixed on the mounting rack, and after being fixed, the drill bit 52 provided on the other side of the first rotating disk 51 corresponds to the clamping mechanism 3;
when the rotating motor is started, the first rotating disk is driven to rotate, and therefore the drill hole is driven to rotate.
In this embodiment, the grinding assembly 4 includes an inner disc 41, a second rotating disc 42 is disposed on one side of the inner disc 41, the second rotating disc can rotate on the inner disc, a second rotating shaft interface 421 is disposed on the second rotating disc 42, and is used for interfacing with the rotating shaft 211 of the rotating motor 21,
a first movable groove 411 is arranged on the outer wall of the inner disc 41, an outer ring 43 is arranged on the periphery of the inner disc 41, a second movable groove 431 is arranged on the inner wall of the outer ring 43, a movable ring 44 is clamped between the first movable groove 411 and the second movable groove 431, the movable groove can rotate between the inner disc and the outer ring,
a connecting rod 441 is arranged on one surface of the movable ring 44, the connecting rod 441 is connected with the second rotating disk 42, the movable ring is driven to rotate together when the second rotating disk rotates, and a polishing rod 45 is arranged on the other surface of the movable ring 44 and also moves circularly along the track of the movable ring;
when the second connecting flange 432 is arranged on the periphery of the outer ring 43 and the second connecting flange 432 is matched with the fixing flange 221, and the second connecting flange is close to and aligned with the fixing flange 221, the second rotating shaft interface on the second rotating disk is butted with the rotating shaft 211 on the rotating motor 21, and then the aligned second connecting flange and the fixing flange 221 are fixed through bolts, so that the polishing assembly can be fixed on the mounting frame.
In this embodiment, the clamping mechanism 3 includes a base 31, a roller 311 is disposed at the bottom of the base 31, the roller 311 is disposed on a sliding rail 11, the sliding rail 11 is transversely disposed on the machine body 1, and the base can slide on the sliding rail by adopting the structural design;
the two sides of the base 31 are provided with the support frames 312, the rear side of each support frame 312 is connected with the electric push rod 32, the base can be pushed to move on the slide rail after the electric push rod is started,
a support plate 33 is arranged between the support frames 312 at both sides, a through hole 331 is arranged on the support plate 33 for inserting the rudder sheet, when the rudder sheet passes through the through hole, the magnetic attraction sheet 332 arranged on the support plate 33 can attract with the edge of the rudder sheet, because the through hole 331 corresponds to the base 31, the bottom of the rudder sheet can fall on the base,
a group of corresponding clamps 34 are arranged on the support frames 312 at two sides for clamping the rudder sheet, the clamps 34 comprise arc-shaped clamps 341 attached to the rudder sheet, ejector rods 342 are arranged on the arc-shaped clamps 341, a rotating handle 343 is arranged at one end of each ejector rod 342 penetrating through the support frame 312, the rotating handles at the two sides are simultaneously screwed, and the ejector rods at the two sides push the arc-shaped clamps to clamp the rudder sheet;
a water spraying head 35 is further provided on the supporting plate 33 at the front end of the through hole 331, the water spraying head is disposed downward, the water spraying head 35 is connected to a water inlet pipe 351 for delivering water to the water spraying head to spray, and the sprayed water is used for cooling when drilling and polishing.
In this embodiment, the drill 52 includes a drill stem 521, a positioning drill 522 is disposed at an end of the drill stem 521, and is used for positioning and drilling a hole on a position to be drilled on a rudder sheet, and then a group of first hole enlarging cutters 523 is disposed on the drill stem 521 on two sides of the positioning drill 522 to enlarge the hole of the drilled hole, wherein the hole is enlarged mainly by a hole enlarging cutting edge 5231 disposed on a side edge of the first hole enlarging cutter 523 and a plane cutting edge 5232 disposed on a surface of the first hole enlarging cutter 523 adjacent to the positioning drill 522;
a set of second reamer 524 disposed on the drill rod at the upper end of the first reamer 523, wherein the diameter of the second reamer 523 is larger than that of the first reamer 524, so as to further enlarge the drilled hole, and the second reamer 524 is identical in structure to the first reamer 523, so that it is also reamed by the reamer edge and the plane edge;
in the above embodiment, after the positioning drill bit 522 is used for drilling and positioning, the first reamer and the second reamer gradually enlarge the hole surface from the small surface to the large surface along with the forward propulsion of the rudder sheet, so that the contact surface of the drill bit is increased after the torque is increased, and the strength of the drill bit can be effectively increased.
The working principle is as follows: firstly, fixing a rudder sheet on a clamping assembly, then installing a drilling mechanism 2 on an installation frame, starting an electric push rod to drive the rudder sheet to be close to a drill bit, starting a rotating motor to drive the drill bit to rotate for drilling, and continuously spraying water downwards by a water spraying head on the clamping assembly during drilling;
after drilling is finished, the rotating motor is turned off, the drilling mechanism is replaced by a polishing mechanism, the electric push rod is started again to drive the rudder piece to be close to the polishing rod, after the polishing rod enters the drilling hole, the rotating motor is turned on to drive the polishing rod to rotate, the polishing rod polishes along the inner wall of the drilling hole, and the water spray head on the clamping assembly continuously sprays water downwards;
and after polishing is finished, the rotating motor can be turned off, and the machined rudder piece is dismounted from the clamping mechanism.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a rudder piece drilling equipment, includes organism 1, be equipped with drilling mechanism 2 and fixture 3 on the organism 1 in proper order, its characterized in that: the drilling mechanism 2 comprises a rotating motor 21 and a mounting frame 22, a fixing flange 221 is arranged on the mounting frame 22, and a grinding component 4 and a drill bit component 5 which can be detachably replaced are respectively arranged on the mounting frame 22;
the drill bit assembly 5 comprises a first rotating disc 51, one side of the first rotating disc 51 is provided with a first rotating shaft interface 511, the other side of the first rotating disc 51 is provided with a drill bit 52, the drill bit 52 corresponds to the clamping mechanism 3, the periphery of the first rotating disc 51 is provided with a first connecting flange 512, and the first connecting flange 512 is matched with the fixing flange 221.
2. Rudder blade boring device according to claim 1, characterised in that: the grinding assembly 4 comprises an inner disc 41, a second rotating disc 42 is arranged on one side of the inner disc 41, a second rotating shaft interface 421 is arranged on the second rotating disc 42,
a first movable groove 411 is arranged on one circle of outer wall of the inner disc 41, an outer ring 43 is arranged on the periphery of the inner disc 41, a second movable groove 431 is arranged on one circle of inner wall of the outer ring 43, a movable ring 44 is clamped between the first movable groove 411 and the second movable groove 431,
one side of the movable ring 44 is provided with a connecting rod 441, the connecting rod 441 is connected with the second rotating disc 42, the other side of the movable ring 44 is provided with a grinding rod 45,
the outer ring 43 is provided with a second connecting flange 432 at its periphery, and the second connecting flange 432 is also matched with the fixing flange 221.
3. Rudder blade boring device according to claim 1, characterised in that: the rotating electrical machine 21 comprises a rotating shaft 211, the rotating shaft 211 passes through the middle of the fixing flange 221, and the rotating shaft 211 is matched with the first rotating shaft interface 511 and the second rotating shaft interface 421.
4. Rudder blade boring device according to claim 1, characterised in that: the clamping mechanism 3 comprises a base 31, the bottom of the base 31 is provided with a roller 311, the roller 311 is arranged on a slide rail 11, and the slide rail 11 is transversely arranged on the machine body 1;
the two sides of the base 31 are provided with support frames 312, the rear side of each support frame 312 is connected with an electric push rod 32, a support plate 33 is arranged between the support frames 312 at the two sides, the support plate 33 is provided with a through hole 331, the through hole 331 corresponds to the base 31, the support plate 33 is also provided with a magnetic attraction piece 332,
a group of corresponding clamps 34 are arranged on the supporting frames 312 on the two sides, each clamp 34 comprises an arc-shaped clamp 341, a top rod 342 is arranged on each arc-shaped clamp 341, and a rotating handle 343 is arranged at one end of each top rod 342 penetrating through the supporting frame 312;
a water spraying head 35 is further provided on the supporting plate 33 at the front end of the through hole 331, and the water spraying head 35 is connected to the water inlet pipe 351.
5. Rudder blade boring device according to claim 1, characterised in that: the drill 52 comprises a drill stem 521, a positioning drill 522 is arranged at the end of the drill stem 521, a group of first hole enlarging cutters 523 is arranged on the drill stem 521 at two sides of the positioning drill 522, a hole enlarging cutting edge 5231 is arranged at the side edge of the first hole enlarging cutter 523, a plane cutting edge 5232 is arranged on the surface of the first hole enlarging cutter 523 adjacent to the positioning drill 522,
a group of second hole expanding cutters 524 is arranged on the drill rod positioned at the upper end of the first hole expanding cutter 523, the diameter of the second hole expanding cutter 523 is larger than that of the first hole expanding cutter 524, and the second hole expanding cutter 524 and the first hole expanding cutter 523 have the same structure.
CN202210451820.7A 2022-04-27 2022-04-27 Rudder blade drilling device Pending CN114769655A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210451820.7A CN114769655A (en) 2022-04-27 2022-04-27 Rudder blade drilling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210451820.7A CN114769655A (en) 2022-04-27 2022-04-27 Rudder blade drilling device

Publications (1)

Publication Number Publication Date
CN114769655A true CN114769655A (en) 2022-07-22

Family

ID=82433760

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210451820.7A Pending CN114769655A (en) 2022-04-27 2022-04-27 Rudder blade drilling device

Country Status (1)

Country Link
CN (1) CN114769655A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117139684A (en) * 2023-10-30 2023-12-01 成都天科航空制造股份有限公司 Hinge drilling device and drilling method for wing part

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117139684A (en) * 2023-10-30 2023-12-01 成都天科航空制造股份有限公司 Hinge drilling device and drilling method for wing part
CN117139684B (en) * 2023-10-30 2023-12-29 成都天科航空制造股份有限公司 Hinge drilling device and drilling method for wing part

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Country or region after: China

Address after: No. 88, Yanghai Line, Shizong Town, Tongzhou District, Nantong City, Jiangsu Province, 226000

Applicant after: Jiangsu Haitai Optoelectronic Materials Technology Co.,Ltd.

Address before: 226300 No. 88, Yanghai line, Shizong Town, Tongzhou District, Nantong City, Jiangsu Province

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