CN105562765A - Fastener hole centering drilling device for seat guide rail in lower pound column area of passenger-to-cargo airplane - Google Patents
Fastener hole centering drilling device for seat guide rail in lower pound column area of passenger-to-cargo airplane Download PDFInfo
- Publication number
- CN105562765A CN105562765A CN201610121940.5A CN201610121940A CN105562765A CN 105562765 A CN105562765 A CN 105562765A CN 201610121940 A CN201610121940 A CN 201610121940A CN 105562765 A CN105562765 A CN 105562765A
- Authority
- CN
- China
- Prior art keywords
- hole
- guide rail
- drilling
- positioning device
- seat guide
- 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.)
- Granted
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Classifications
-
- 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
- B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
- B23B49/02—Boring templates or bushings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2215/00—Details of workpieces
- B23B2215/04—Aircraft components
Abstract
A fastener hole centering drilling device for a seat guide rail in a lower pound column area of a passenger-to-cargo airplane comprises a support, a center positioning device, a reversing support and N drilling positioning devices. When the fastener hole centering drilling device is used, a seat guide rail profile is placed in the support, then the center positioning device is inserted in a round clamping hole, afterwards, the drilling positioning devices are inserted into another round clamping hole needing to be drilled, drill bits move downwards along guide holes, and a hole can be drilled in a drilling surface. Since the diameters of the guide holes in different drilling positioning devices can be different, the drilled hole can be broadened step by step from a small hole to a large hole by constantly changing the drilling positioning devices, and the retrofitting standards of Boeing aircrafts are met. Since the guide holes are perpendicular to the drilling surface all the time, the drilling perpendicularity is ensured effectively, and fasteners are concentric with the round clamping holes of the seat guide rail profile after being installed. The machining efficiency is improved, and the machining precision is improved.
Description
Technical field
The present invention relates to a kind of frock, be specifically related to a kind of visitor change pound columnar region seat guide rail fastener hole under goods aircraft fixed in drill unit.
Background technology
When pound columnar region seat guide rail is installed under carrying out Boeing-737-300 visitor and changing goods aircraft, need the installation completing securing member at the fastener receptacles that the circular hole clipping centre drilling of the seat guide rail of seat guide rail is vertical with Surface of profile.Because seat guide rail section bar is installed thicker through the face of firmware, therefore the perpendicularity of drilling, the concentricity at drawbore and the circular hole clipping center of [26] seat guide rail requires higher to staff's level of skill and working experience, the employee work difficult quality guarantee of lack of skill, finally make securing member securing member and [26] seat guide rail circular hole clipping center decentraction after mounting, there is gap in securing member technique head lower surface and Surface of profile, light then affect anatomical connectivity intensity even produce stress concentrate cause distortion, heavy then produce with seat installation foot and interfere, cause seat jam or cannot install.Above-mentioned reason makes that this efforts efficiency is low, unit interval job costs are high, operating accuracy is poor.
Summary of the invention
The present invention in order to overcome the deficiency of above technology, provide a kind of visitor improving seat guide rail fastener receptacles stock-removing efficiency and installation accuracy change pound columnar region seat guide rail fastener hole under goods aircraft fixed in drill unit.
The present invention overcomes the technical scheme that its technical problem adopts:
Under a kind of visitor changes goods aircraft, pound columnar region seat guide rail fastener hole determines middle drill unit, comprises
Support, its lower end contacts with the guide rail section lower surface of seat guide rail section bar;
Center positioning device, it is arranged in support, and described center positioning device is inserted in the circular hole clipping of seat guide rail section bar;
Commutation support, its relative centre positioner horizontally rotates setting;
N number of drilling-hole positioning device, be installed on commutation support with the center of center positioning device for the center of circle is along the circumferential direction uniform, described drilling-hole positioning device is provided with the pilot hole matched with drill bit vertically, described drilling-hole positioning device of stating vertically to be inserted in the circular hole clipping of seat guide rail section bar and its lower surface contacts with the drilling face of circular hole clipping lower end, and the distance at drilling-hole positioning device Center-to-Center positioner center is the integral multiple of the pitch-row of two adjacent circular hole clippings.
The locating dowel that above-mentioned drilling-hole positioning device comprises the through hole be arranged on commutation support, is plugged in the hollow bolt in through hole and matches with circular hole clipping, locating dowel inner bolt hole is provided with vertically in described locating dowel, it is combined in locating dowel inner bolt hole by hollow bolt and is fixed on commutation pedestal lower end with vertical state, is provided with pilot hole vertically in described hollow bolt.
For the ease of fixing, above-mentioned support is C shape structure.
Above-mentioned pedestal lower end is provided with nylon anvil block, and the guide rail section lower surface of seat guide rail section bar contacts with nylon anvil block.
Above-mentioned N is that the pilot hole diameter in 4, four drilling-hole positioning devices is respectively 1/8 inch, 3/16 inch, 7/32 inch and 1/4 inch.
In order to improve the reliability of use, also comprise locking system, when center positioning device and a drilling-hole positioning device are plugged in two circular hole clippings simultaneously, locking system is by locked for the position of the support that commutates fixing, when drilling-hole positioning device departs from from circular hole clipping, locking system unlocks, and commutation support freely rotates.
Above-mentioned locking system comprises swingle, commutation driver-extractor and upper ratchet, described center positioning device is bottom ratchet wheel, described swingle top is provided with threaded upper ends, its bottom is provided with lower end screw thread, described swingle is vertically combined in the internal thread hole of pedestal upper end by threaded upper ends, position, intermediate portion slip cap is loaded in the endoporus of commutation driver-extractor, described commutation carriage center position is provided with commutation support screwed hole, commutation driver-extractor is vertically screwed by the external screw thread that its lower end is arranged and is fixed in commutation support screwed hole, described upper ratchet is installed on commutation pedestal lower end, described bottom ratchet wheel is screwed by ratchet internal thread hole and is fixed on the lower end screw thread of swingle, when center positioning device and a drilling-hole positioning device are plugged in two circular hole clippings simultaneously, upper ratchet is meshed with bottom ratchet wheel.
For the ease of operation, also comprise the star grip knob being arranged at swingle top.
For the ease of operation, also comprise the commutation driver-extractor handwheel of the star band chamfering structure being arranged at commutation driver-extractor top.
In order to the locking that automatically resets, also comprise the spring be set on swingle, the upper and lower side of described spring contacts with commutation support and the driver-extractor that commutates respectively.
The invention has the beneficial effects as follows: during use, seat guide rail section bar is placed in support, afterwards center positioning device is inserted in circular hole clipping, be inserted into by drilling-hole positioning device in the circular hole clipping needing boring, drill bit downwards can by drilling pore-forming on drilling face along pilot hole again.Distance due to drilling-hole positioning device Center-to-Center positioner center is the integral multiple of the pitch-row of two adjacent circular hole clippings, therefore after completion of processing, commutation support is rotated and next drilling-hole positioning device can be turned to this circular hole clipping place, afterwards next drilling-hole positioning device is inserted in this circular hole clipping, because the pilot hole diameter in different drilling-hole positioning devices can vary in size, therefore can make the reaming step by step from aperture to macropore of the hole of drilling by constantly changing drilling-hole positioning device, making it meet the transformation standard of Boeing.Because pilot hole is perpendicular with drilling face all the time, therefore effectively guarantee the perpendicularity of holing, make securing member concentric with the circular hole clipping of seat guide rail section bar after mounting, improve working (machining) efficiency, improve machining accuracy.
Accompanying drawing explanation
Fig. 1 is exploded perspective figure of the present invention;
In figure, 1. star grip knob 2. threaded upper ends 3. swingle 4. spring 5. lower end screw thread 6. driver-extractor 7. driver-extractor handwheel 8. external screw thread 9. support 10. through hole 11. that commutates that commutates that commutates commutates circular hole clipping 25. drilling face, ratchet 20. bottom ratchet wheel 21. ratchet internal thread hole 22. seat guide rail section bar 23. guide rail section lower surface 24. on support screwed hole 12. hollow bolt 13. pilot hole 14. support 15. internal thread hole 16. nylon anvil block 17. locating dowel 18. locating dowel inner bolt hole 19..
Detailed description of the invention
Below in conjunction with accompanying drawing 1, the present invention will be further described.
Under a kind of visitor changes goods aircraft, pound columnar region seat guide rail fastener hole determines middle drill unit, and comprise support 14, its lower end contacts with the guide rail section lower surface 23 of seat guide rail section bar 22; Center positioning device, it is arranged in support 14, and center positioning device is inserted in the circular hole clipping 24 of seat guide rail section bar 22; Commutation support 9, its relative centre positioner horizontally rotates setting;
N number of drilling-hole positioning device, be installed on commutation support 9 with the center of center positioning device for the center of circle is along the circumferential direction uniform, drilling-hole positioning device is provided with the pilot hole 13 matched with drill bit vertically, drilling-hole positioning device is vertically inserted in the circular hole clipping 24 of seat guide rail section bar 22 and its lower surface contacts with the drilling face 25 of circular hole clipping 24 lower end, and the distance at drilling-hole positioning device Center-to-Center positioner center is the integral multiple of the pitch-row of two adjacent circular hole clippings 24.Be placed in support 14 by seat guide rail section bar during use, inserted by center positioning device in circular hole clipping 24 afterwards, then be inserted into by drilling-hole positioning device in the circular hole clipping 24 of needs boring, drill bit downwards can by drilling pore-forming on drilling face 25 along pilot hole 13.Distance due to drilling-hole positioning device Center-to-Center positioner center is the integral multiple of the pitch-row of two adjacent circular hole clippings 24, therefore after completion of processing, commutation support 9 is rotated and next drilling-hole positioning device can be turned to this circular hole clipping 24 place, afterwards next drilling-hole positioning device is inserted in this circular hole clipping 24, because pilot hole 13 diameter in different drilling-hole positioning devices can vary in size, therefore can make the reaming step by step from aperture to macropore of the hole of drilling by constantly changing drilling-hole positioning device, making it meet the transformation standard of Boeing.Because pilot hole 13 is perpendicular with drilling face 25 all the time, therefore effectively guarantee the perpendicularity of holing, make securing member concentric with the circular hole clipping 24 of seat guide rail section bar 22 after mounting, improve working (machining) efficiency, improve machining accuracy.Further N is that pilot hole 13 diameter in 4, four drilling-hole positioning devices is respectively 1/8 inch, 3/16 inch, 7/32 inch and 1/4 inch.1/8 inch, 3/16 inch, 7/32 inch and 1/4 inch is four sizes the most frequently used in actual transformation, therefore further increases efficiency.
Drilling-hole positioning device can be following structure, it locating dowel 17 comprising the through hole 10 be arranged on commutation support 9, be plugged in the hollow bolt 12 in through hole 10 and match with circular hole clipping 24, locating dowel inner bolt hole 18 is provided with vertically in locating dowel 17, it is combined in locating dowel inner bolt hole 18 by hollow bolt 12 and is fixed on commutation support 9 lower end with vertical state, is provided with pilot hole 13 vertically in hollow bolt 12.Locating dowel 17 is inserted in circular hole clipping 24, and the pilot hole 13 of drill bit in hollow bolt 12 straight down, completes guiding drilling, and locating dowel 17 is simple and convenient with the mounting structure of hollow bolt 12, when worn, is also convenient for changing.Support 4 can be C shape structure, is entered the openend of seat guide rail section bar 22 from the support 4 of C shape structure during installation, thus is conveniently fixed on seat guide rail section bar 22 by support 4.
Support 4 lower end can be provided with nylon anvil block 16, and the guide rail section lower surface 23 of seat guide rail section bar 22 contacts with nylon anvil block 16.The crush injury that nylon anvil block 16 can effectively prevent the guide rail section lower surface 23 clamping after-poppet 4 pairs of seat guide rail section bars 22 from causing, improves the reliability of use.
Locking system can also be comprised, when center positioning device and a drilling-hole positioning device are plugged in two circular hole clippings 24 simultaneously, locking system is by locked for the position of the support 9 that commutates fixing, when drilling-hole positioning device departs from from circular hole clipping 24, locking system unlocks, and commutation support 9 freely rotates.Concrete, locking system is following structure, it comprises swingle 3, commutation driver-extractor 6 and upper ratchet 19, described center positioning device is bottom ratchet wheel 20, swingle 3 top is provided with threaded upper ends 2, its bottom is provided with lower end screw thread 5, swingle 3 is vertically combined in the internal thread hole 15 of support 14 upper end by threaded upper ends 2, position, intermediate portion slip cap is loaded in the endoporus of commutation driver-extractor 6, commutation support 9 center is provided with commutation support screwed hole 11, commutation driver-extractor 6 is vertically screwed by the external screw thread 8 that its lower end is arranged and is fixed in commutation support screwed hole 11, upper ratchet 19 is installed on commutation support 9 lower end, bottom ratchet wheel 20 is screwed by ratchet internal thread hole 21 and is fixed on the lower end screw thread 5 of swingle, when center positioning device and a drilling-hole positioning device are plugged in two circular hole clippings 24 simultaneously, upper ratchet 19 is meshed with bottom ratchet wheel 20.Cannot rotate because upper ratchet 19 engages rear commutation support 9 with bottom ratchet wheel 20, therefore lockup state is achieved, when needs change drilling-hole positioning device, commutation driver-extractor 6 is upwards pulled out along swingle 3, commutation driver-extractor 6 drives on commutation support 9 and moves, thus upper ratchet 19 departs from bottom ratchet wheel 20, and drilling-hole positioning device departs from from circular hole clipping 24, get final product Rotation With Changing afterwards to support 9, next drilling-hole positioning device is rotated in place, rear drive commutation driver-extractor 6 move down, while making the drilling-hole positioning device after replacing be inserted in this circular hole clipping 24, upper ratchet 19 engages again with bottom ratchet wheel 20, realize locking.
In order to improve operation ease during rotation, the star grip knob 1 being arranged at swingle 3 top can also be comprised.And the star being arranged at commutation driver-extractor 6 top is with the commutation driver-extractor handwheel 7 of chamfering structure.The depressed area of commutation driver-extractor handwheel 7 can not produce the clamping device of power tool or drilling drill bit interferes.Further, can also comprise the spring 4 be set on swingle 3, the upper and lower side of spring 4 contacts with commutation support 14 and the driver-extractor 6 that commutates respectively.When upwards pulling commutation driver-extractor 6, spring 4 is compressed, and after the support 9 that commutates afterwards completes commutation, spring 4 can drive commutation driver-extractor 6 to move down, and ratchet 19 is engaged again with bottom ratchet wheel 20, thus realizes locking, further increase the convenience of operation.
Claims (10)
1. under visitor changes goods aircraft, pound columnar region seat guide rail fastener hole determines a middle drill unit, it is characterized in that: comprise
Support (14), its lower end contacts with the guide rail section lower surface (23) of seat guide rail section bar (22);
Center positioning device, it is arranged in support (14), and described center positioning device is inserted in the circular hole clipping (24) of seat guide rail section bar (22);
Commutation support (9), its relative centre positioner horizontally rotates setting;
N number of drilling-hole positioning device, be installed in commutation support (9) with the center of center positioning device for the center of circle is along the circumferential direction uniform, described drilling-hole positioning device is provided with the pilot hole (13) matched with drill bit vertically, described drilling-hole positioning device of stating vertically to be inserted in the circular hole clipping (24) of seat guide rail section bar (22) and its lower surface contacts with the drilling face (25) of circular hole clipping (24) lower end, and the distance at drilling-hole positioning device Center-to-Center positioner center is the integral multiple of the pitch-row of two adjacent circular hole clippings (24).
2. under visitor according to claim 1 changes goods aircraft, pound columnar region seat guide rail fastener hole determines middle drill unit, it is characterized in that: described drilling-hole positioning device comprises the through hole (10) be arranged in commutation support (9), the locating dowel (17) being plugged in the hollow bolt (12) in through hole (10) and matching with circular hole clipping (24), locating dowel inner bolt hole (18) is provided with vertically in described locating dowel (17), it is combined in locating dowel inner bolt hole (18) by hollow bolt (12) and is fixed on commutation support (9) lower end with vertical state, pilot hole (13) is provided with vertically in described hollow bolt (12).
3. under visitor according to claim 1 changes goods aircraft, pound columnar region seat guide rail fastener hole determines middle drill unit, it is characterized in that: described support (4) is C shape structure.
4. under visitor according to claim 1 changes goods aircraft, pound columnar region seat guide rail fastener hole determines middle drill unit, it is characterized in that: described support (4) lower end is provided with nylon anvil block (16), the guide rail section lower surface (23) of seat guide rail section bar (22) contacts with nylon anvil block (16).
5. under visitor according to claim 1 changes goods aircraft, pound columnar region seat guide rail fastener hole determines middle drill unit, it is characterized in that: described N is that pilot hole (13) diameter in 4, four drilling-hole positioning devices is respectively 1/8 inch, 3/16 inch, 7/32 inch and 1/4 inch.
6. under visitor as claimed in any of claims 1 to 5 changes goods aircraft, pound columnar region seat guide rail fastener hole determines middle drill unit, it is characterized in that: also comprise locking system, when center positioning device and a drilling-hole positioning device are plugged in two circular hole clippings (24) simultaneously, locking system will commutate, and the position of support (9) is locked to be fixed, when drilling-hole positioning device departs from from circular hole clipping (24), locking system unlocks, and commutation support (9) is freely rotated.
7. under visitor according to claim 6 changes goods aircraft, pound columnar region seat guide rail fastener hole determines middle drill unit, it is characterized in that: described locking system comprises swingle (3), commutation driver-extractor (6) and upper ratchet (19), described center positioning device is bottom ratchet wheel (20), described swingle (3) top is provided with threaded upper ends (2), its bottom is provided with lower end screw thread (5), described swingle (3) is vertically combined in the internal thread hole (15) of support (14) upper end by threaded upper ends (2), position, intermediate portion slip cap is loaded in the endoporus of commutation driver-extractor (6), described commutation support (9) center is provided with commutation support screwed hole (11), the external screw thread (8) that commutation driver-extractor (6) is arranged by its lower end vertically screws and is fixed in commutation support screwed hole (11), described upper ratchet (19) is installed on commutation support (9) lower end, described bottom ratchet wheel (20) is screwed by ratchet internal thread hole (21) and is fixed on the lower end screw thread (5) of swingle, be meshed with bottom ratchet wheel (20) when time during center positioning device and a drilling-hole positioning device are plugged in two circular hole clippings (24) goes up ratchet (19) simultaneously.
8. under visitor according to claim 7 changes goods aircraft, pound columnar region seat guide rail fastener hole determines middle drill unit, it is characterized in that: also comprise the star grip knob (1) being arranged at swingle (3) top.
9. under visitor according to claim 7 changes goods aircraft, pound columnar region seat guide rail fastener hole determines middle drill unit, it is characterized in that: the commutation driver-extractor handwheel (7) also comprising the star band chamfering structure being arranged at commutation driver-extractor (6) top.
10. under visitor according to claim 7 changes goods aircraft, pound columnar region seat guide rail fastener hole determines middle drill unit, it is characterized in that: also comprise the spring (4) be set on swingle (3), the upper and lower side of described spring (4) contacts with commutation support (14) and the driver-extractor (6) that commutates respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610121940.5A CN105562765B (en) | 2016-03-04 | 2016-03-04 | Visitor changes the fixed middle drill unit of pound columnar region seat guide rail fastener hole under goods aircraft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610121940.5A CN105562765B (en) | 2016-03-04 | 2016-03-04 | Visitor changes the fixed middle drill unit of pound columnar region seat guide rail fastener hole under goods aircraft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105562765A true CN105562765A (en) | 2016-05-11 |
| CN105562765B CN105562765B (en) | 2017-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610121940.5A Active CN105562765B (en) | 2016-03-04 | 2016-03-04 | Visitor changes the fixed middle drill unit of pound columnar region seat guide rail fastener hole under goods aircraft |
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| Country | Link |
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| CN (1) | CN105562765B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108356328A (en) * | 2018-04-27 | 2018-08-03 | 东莞市迪蒙数控机械有限公司 | A kind of drilling machine guide frame |
| CN109334994A (en) * | 2018-11-19 | 2019-02-15 | 山东太古飞机工程有限公司 | A kind of lockable mechanism for aircraft seat sliding rail |
| CN110340407A (en) * | 2019-08-08 | 2019-10-18 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | A kind of positioning tool and processing unit (plant) |
| CN113090187A (en) * | 2021-03-30 | 2021-07-09 | 苏州凌云建设有限公司 | Pipeline traction construction method |
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| CN205380289U (en) * | 2016-03-04 | 2016-07-13 | 山东太古飞机工程有限公司 | Visitor changes regional seat slide fastener hole of lower pound of post in goods aircraft and decides well drilling device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108356328A (en) * | 2018-04-27 | 2018-08-03 | 东莞市迪蒙数控机械有限公司 | A kind of drilling machine guide frame |
| CN109334994A (en) * | 2018-11-19 | 2019-02-15 | 山东太古飞机工程有限公司 | A kind of lockable mechanism for aircraft seat sliding rail |
| CN109334994B (en) * | 2018-11-19 | 2023-09-01 | 山东太古飞机工程有限公司 | Locking mechanism for airplane seat sliding rail |
| CN110340407A (en) * | 2019-08-08 | 2019-10-18 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | A kind of positioning tool and processing unit (plant) |
| CN113090187A (en) * | 2021-03-30 | 2021-07-09 | 苏州凌云建设有限公司 | Pipeline traction construction method |
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| Publication number | Publication date |
|---|---|
| CN105562765B (en) | 2017-07-28 |
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