CN214978208U - Cutting and positioning device for aircraft seat slide rail beam - Google Patents

Cutting and positioning device for aircraft seat slide rail beam Download PDF

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Publication number
CN214978208U
CN214978208U CN202120536225.4U CN202120536225U CN214978208U CN 214978208 U CN214978208 U CN 214978208U CN 202120536225 U CN202120536225 U CN 202120536225U CN 214978208 U CN214978208 U CN 214978208U
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China
Prior art keywords
cutting
slide rail
locating piece
roof beam
mounting hole
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CN202120536225.4U
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Chinese (zh)
Inventor
冷逢运
袁涛
付喜朝
赵加坤
冯改忠
王盼方
张强
张宇
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Guangzhou Aircraft Maintenance Engineering Co Ltd
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Guangzhou Aircraft Maintenance Engineering Co Ltd
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Abstract

The utility model discloses a cutting and positioning device of an aircraft seat slide rail beam, the slide rail beam comprises a top beam, a bottom beam and a supporting beam, the cutting and positioning device comprises two upper positioning blocks and four side positioning blocks, the two upper positioning blocks have the same structure, the two upper positioning blocks are in a straight line shape and are lapped on the top beam of the slide rail beam to be cut, and a cutting gap is reserved between the two upper positioning blocks; the four side locating pieces are divided into two groups, one group is located on one side of the supporting beam of the sliding rail beam, the other group is located on the other side of the supporting beam of the sliding rail beam, the two groups of side locating pieces are symmetrically arranged, the two side locating pieces of each group are identical in structure, a cutting gap is reserved between the two side locating pieces of each group, and the cutting locating device is further provided with a fixing component which fixes the upper locating piece and the side locating piece on the sliding rail beam. The cutting positioning device can be used for positioning the slide rail beam of the aircraft seat, so that the cutting precision is ensured.

Description

Cutting and positioning device for aircraft seat slide rail beam
Technical Field
The utility model relates to an aircraft seat maintenance of equipment specifically indicates cutting positioner of aircraft seat slide rail roof beam.
Background
In the operation process of civil aviation aircraft, the situation that the passenger cabin seat slide rail beam often corrodes and exceeds standard appears, and this kind of situation needs to carry out the cutting to the slide rail beam.
When the seat slide rail beam section of the corrosion superscript section is cut, accurate positioning and accurate cutting are effective means for avoiding the occurrence of maintenance errors.
The cutting technology of the existing slide rail beam is as follows: the cutting position of the seat rail beam to be repaired is first confirmed, whereby the line is marked on the upper surface and the side surface of the seat rail beam to be repaired after the size is measured, and then the cutting work is completed with a cutting tool or a handsaw.
The existing sliding rail beam cutting method has the following defects: one is that it takes much time to perform the measurement scribing after the cutting position is determined. Secondly, in order to avoid deviation in the cutting process, more allowance is left in the cutting process, and then the size required by the maintenance manual is achieved through a filing method, so that more time is spent.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cutting positioner of aircraft seat slide rail roof beam for slide rail roof beam to aircraft seat advances line location, thereby guarantees the precision of cutting.
The above object of the present invention is achieved by the following technical solutions: cutting positioner of aircraft seat slide rail roof beam, the slide rail roof beam is the I shape, including the top face roof beam, the bottom surface roof beam that the level set up and the supporting beam of vertical setting, the width dimension of top face roof beam is greater than the width dimension of bottom surface roof beam, its characterized in that: the cutting positioning device comprises two upper positioning blocks and four side positioning blocks, the two upper positioning blocks are identical in structure, the two upper positioning blocks are in a straight-line-shaped lap joint on a top surface beam of the slide rail beam to be cut, and a cutting gap is reserved between the two upper positioning blocks; the four side locating pieces are divided into two groups, one group is located on one side of a supporting beam of the sliding rail beam, the other group is located on the other side of the supporting beam of the sliding rail beam, the two groups of side locating pieces are symmetrically arranged, the two side locating pieces of each group are identical in structure, a cutting gap is reserved between the two side locating pieces of each group, the cutting gap between the side locating pieces is equal to the cutting gap between the upper locating pieces and is located in the same vertical plane, and the cutting locating device is further provided with a fixing component which fixes the upper locating piece and the side locating piece on the sliding rail beam.
The utility model discloses a cutting positioner presss from both sides tight fixed cutting positioner behind the cutting position of confirming the slide rail roof beam, then according to the gap of reserving between the instrument, directly cuts the slide rail roof beam through the cutting clearance of reserving, need not rule again. After the cutting positioning device is installed, the cutting position is fixed, and the requirement of a manufacturer manual can be met after cutting. Only need the burring after the cutting is accomplished can, need not again to repair the surplus and frustrate.
The utility model discloses in, the cutting clearance is 1.5 mm.
The utility model discloses in, seat equipment mounting groove has been seted up to the top surface roof beam of slide rail roof beam, the lower surface of going up the locating piece has the location strip, the location strip with seat equipment mounting groove phase-match.
The utility model discloses in, the side locating piece is the U-shaped, go up locating piece and side locating piece and all seted up rectangular shape mounting hole, and go up the rectangular shape mounting hole of locating piece and side locating piece and align from top to bottom, seted up the floor mounting hole on the top face roof beam of slide rail roof beam, the floor mounting hole is located between the rectangular shape mounting hole of locating piece and side locating piece, fixed subassembly passes rectangular shape mounting hole and floor mounting hole will go up locating piece and side locating piece clamp fastening and fix on the slide rail roof beam.
The utility model discloses in, fixed subassembly include screw rod, gasket and nut, the screw rod pass behind rectangular shape mounting hole and the floor mounting hole with nut screwed connection.
The utility model discloses in, the lightening hole has still been seted up to the side locating piece.
Compared with the prior art, the utility model discloses a cutting positioner directly places cutting positioner behind the cutting position of confirming the slide rail roof beam, then according to the cutting clearance of reserving, directly along cutting clearance cutting seat slide rail roof beam can, need not rule the slide rail roof beam again. This cutting positioner can guarantee the precision and the cutting quality of cutting, can effectually use manpower sparingly, reduces the requirement to worker work skill, reduces the work risk, reduces operating time, improves work efficiency and operating mass with rated load, reduces the mistake risk.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a reference diagram of the cutting and positioning device of the present invention installed on a sliding rail beam to be cut;
FIG. 2 is an exploded view of FIG. 1;
fig. 3 is a schematic structural view of an upper positioning block in the cutting and positioning device of the present invention;
fig. 4 is a schematic structural view of a side positioning block in the cutting positioning device of the present invention;
fig. 5 is a schematic structural diagram of the sliding rail beam cut by the cutting and positioning device of the present invention.
Reference numbers in the figures:
1-a slide rail beam; 11-seat equipment mounting slots; 12-floor mounting holes; 2-the cutting position; 3-cutting and positioning device; 31-upper positioning block; 311-upper positioning block strip-shaped mounting holes; 312-a positioning bar; 32-side positioning blocks; 321-long strip-shaped mounting holes of side positioning blocks; 322-lightening holes; 33-a screw; 34-a gasket; 35-screw cap.
Detailed Description
As shown in fig. 1 to 4, in the cutting and positioning device for the aircraft seat slide rail beam, the slide rail beam 1 is i-shaped, and comprises a top surface beam, a bottom surface beam and a supporting beam, wherein the top surface beam and the bottom surface beam are horizontally arranged, and the width of the top surface beam is larger than that of the bottom surface beam.
This cutting positioner 3 includes locating piece 31 and four side locating pieces 32 on two, locating piece 31 structure is the same on two, locating piece 31 is a font overlap joint on the top surface roof beam of the slide rail roof beam 1 that waits to cut on two, wherein, seat equipment mounting groove 11 has been seted up to the top surface roof beam of slide rail roof beam 1, the lower surface of going up locating piece 31 has location strip 312, location strip 312 and seat equipment mounting groove 11 phase-match, guarantee the location of cutting positioner left and right directions, the removal can not appear.
In this embodiment, a cutting gap is left between the two upper positioning blocks 31; four side locating pieces 32 divide into two sets ofly, a set ofly is located one side of a supporting beam of slide rail roof beam, another group is located a supporting beam's of slide rail roof beam opposite side, two sets of side locating pieces 32 symmetry sets up, two side locating pieces 32 of every group are the same in structure, all leave the cutting clearance between two side locating pieces 32 of every group, the cutting clearance between the side locating piece 32 equals with the cutting clearance between the last locating piece 31, and be located same vertical plane, the cutting clearance is 1.5mm, the cutting clearance of reserving can make cutting equipment can accurately cut away the super section of corrosion on the slide rail roof beam 1 along this gap, do not harm this cutting positioner 3 again. The cutting gap is the cutting position 2 when the sliding rail beam 1 to be cut is cut, and the cutting positioning device 3 further comprises a fixing component for fixing the upper positioning block 31 and the side positioning block 32 on the sliding rail beam.
In this embodiment, the side positioning block 32 is U-shaped, and the side positioning block 32 is further provided with a lightening hole 322, so that the strength of the side positioning block 32 is ensured, and the weight can be effectively reduced. The upper positioning block 31 and the side positioning block 32 are both provided with strip-shaped mounting holes, wherein the strip-shaped mounting holes of the upper positioning block 31 are strip-shaped mounting holes 311 of the upper positioning block; the strip-shaped mounting holes of the side positioning blocks 32 are strip-shaped mounting holes 321 of the side positioning blocks, and the strip-shaped mounting holes of the upper positioning blocks 31 and the side positioning blocks 32 are aligned up and down. The top beam of the slide rail beam is provided with a floor mounting hole 12, and the floor mounting hole 12 is positioned between the strip-shaped mounting holes of the upper positioning block 31 and the side positioning block 32. The fixing assembly penetrates through the strip-shaped mounting hole and the floor mounting hole to clamp and fix the upper positioning block 31 and the side positioning block 32 on the sliding rail beam 1. The fixing component comprises a screw 33, a gasket 34 and a nut 35, wherein the screw 33 penetrates through the elongated mounting hole and the floor mounting hole and then is in threaded connection with the nut 35.
In the present embodiment, since the position of the floor mounting hole 12 of the seat rail beam 1 is not determined with respect to the cutting position 2 because of the uncertainty of the cutting position 2, the upper positioning block elongated mounting hole 311 and the side positioning block elongated mounting hole 321 are also not determined with respect to the cutting position 2 when corresponding to the upper positioning block 31 and the side positioning block 32, and thus are designed to have a long bar shape. When the cutting position 2 is adjusted, the function of clamping by the mounting screw 33 can be effectively realized.
When the cutting positioning device is used, the upper positioning block 31 and the side positioning block 32 are clamped and fixed on the slide rail beam 1 through the fixing assembly, the front and back positioning of the cutting positioning device can be ensured after clamping, the cutting positioning device cannot move front and back and left and right, and the front and back position change in the construction process cannot occur, so that the cutting precision is influenced. Since the ends of the upper positioning block 31 and the side positioning block 32 need to contact the cutting device, steel with high hardness and wear resistance is required for manufacturing.
After the cutting positioning device is used for positioning, the sliding rail beam 1 is cut along the cutting gap by adopting cutting equipment, the cutting work is accurately, quickly and high-quality completed through the reserved gap, and the cut sliding rail beam 1 is shown in figure 5. And after the cutting is finished, removing the cutting positioning device 3, and then deburring and coating surface anti-corrosion coating treatment on the cut of the seat slide rail beam 1.
The above embodiments of the present invention are not right the utility model discloses the limited protection scope, the utility model discloses an embodiment is not limited to this, all kinds of basis according to the above-mentioned of the utility model discloses an under the above-mentioned basic technical thought prerequisite of the utility model, right according to ordinary technical knowledge and the conventional means in this field the modification, replacement or the change of other multiple forms that above-mentioned structure made all should fall within the protection scope of the utility model.

Claims (6)

1. Cutting positioner of aircraft seat slide rail roof beam, slide rail roof beam (1) are the I shape, including the top face roof beam, the bottom surface roof beam that the level set up and the supporting beam of vertical setting, the width dimension of top face roof beam is greater than the width dimension of bottom surface roof beam, its characterized in that: the cutting positioning device (3) comprises two upper positioning blocks (31) and four side positioning blocks (32), the two upper positioning blocks (31) are identical in structure, the two upper positioning blocks (31) are in a straight-line-shaped lap joint on a top surface beam of the slide rail beam to be cut, and a cutting gap is reserved between the two upper positioning blocks (31); four side locating pieces (32) divide into two sets ofly, a set ofly is located one side of a supporting beam of slide rail roof beam, another group is located a supporting beam's of slide rail roof beam opposite side, two sets of side locating pieces (32) symmetry set up, and every two side locating pieces of a set (32) structure is the same, all leaves the cutting clearance between every two side locating pieces of a set (32), the cutting clearance between side locating piece (32) equals with the cutting clearance between last locating piece (31) to be located same vertical plane, cutting positioner (3) still have and fix last locating piece (31) and side locating piece (32) fixed subassembly on the slide rail roof beam.
2. The cutting and positioning device for an aircraft seat rail beam of claim 1, wherein: the cutting gap is 1.5 mm.
3. The cutting and positioning device for an aircraft seat rail beam of claim 1, wherein: seat equipment mounting groove (11) have been seted up to the top surface roof beam of slide rail roof beam (1), the lower surface of going up locating piece (31) has location strip (312), location strip (312) with seat equipment mounting groove (11) phase-match.
4. An aircraft seat track beam cutting positioning device as defined in any one of claims 1 to 3, wherein: side locating piece (32) are the U-shaped, go up locating piece (31) and side locating piece (32) and all seted up rectangular shape mounting hole, and go up the rectangular shape mounting hole of locating piece (31) and side locating piece (32) and align from top to bottom, floor mounting hole (12) have been seted up on the top roof beam of slide rail roof beam, floor mounting hole (12) are located between the rectangular shape mounting hole of locating piece (31) and side locating piece (32), fixed subassembly passes rectangular shape mounting hole and floor mounting hole (12) will go up locating piece (31) and side locating piece (32) and press from both sides the fastening and fix on the slide rail roof beam.
5. The cutting positioning device of an aircraft seat track beam as in claim 4, wherein: the fixing assembly comprises a screw rod (33), a gasket (34) and a nut (35), wherein the screw rod (33) penetrates through the elongated mounting hole and the floor mounting hole (12) and then is in threaded connection with the nut (35).
6. The cutting positioning device of an aircraft seat track beam as in claim 4, wherein: the side positioning block (32) is also provided with a lightening hole (322).
CN202120536225.4U 2021-03-15 2021-03-15 Cutting and positioning device for aircraft seat slide rail beam Active CN214978208U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120536225.4U CN214978208U (en) 2021-03-15 2021-03-15 Cutting and positioning device for aircraft seat slide rail beam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120536225.4U CN214978208U (en) 2021-03-15 2021-03-15 Cutting and positioning device for aircraft seat slide rail beam

Publications (1)

Publication Number Publication Date
CN214978208U true CN214978208U (en) 2021-12-03

Family

ID=79156396

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120536225.4U Active CN214978208U (en) 2021-03-15 2021-03-15 Cutting and positioning device for aircraft seat slide rail beam

Country Status (1)

Country Link
CN (1) CN214978208U (en)

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