Radar mounting frame positioning tool and replacement method

Abstract

The invention discloses a radar mounting frame positioning tool and a replacement method, the radar mounting frame positioning tool is used for connecting a radar mounting frame and a radar equipment cabin airplane crossbeam, the radar mounting frame is connected to the radar equipment cabin airplane crossbeam, and the radar mounting frame positioning tool comprises a positioning plate, at least one first positioning assembly and a second positioning assembly, the positioning plate and the radar mounting frame are arranged in a spaced mode, the first positioning assembly is arranged between the radar mounting frame and the positioning plate and detachably connected with the radar mounting frame and the positioning plate, the length of the first positioning assembly is adjustable, and the second positioning assembly comprises a connecting piece and at least two positioning pieces; the connecting piece is detachably connected to the radar equipment cabin airplane girder, the two ends of the at least two positioning pieces are detachably connected with the connecting piece and the positioning plate respectively, and the length of the positioning pieces is adjustable. According to the invention, the problem that it is difficult to align and quickly and accurately position the aircraft radar mounting frame when the aircraft radar mounting frame is replaced can be effectively solved.

Description

Technical Field

[0001] The present invention relates to the technical field of aviation maintenance, and in particular to a radar installation frame positioning tool and a replacement method. Background Art

[0002] The radar installation frame serves as the basis for radar installation. There are many parts where the radar and the radar installation frame cooperate with each other, and high precision requirements are required.

[0003] For example, the Chinese utility model patent with publication number CN221189107U is titled: An aircraft radome inter-factory coordination device, which adopts a positive standard tooling and a reverse standard tooling matching design, and respectively utilizes the positioning cone pin, positioning platform and double-ear hinge support on the positive standard tooling to match the positioning cone sleeve, alignment platform and single-ear hinge support on the reverse standard tooling, which respectively simulate the radome mounting frame and radome on the aircraft, and uses the positive standard tooling to coordinate the process equipment for assembling the aircraft radome mounting frame, and uses the reverse standard tooling to coordinate the process assembly of the aircraft radome. The radome mounting frame and radome assembled by these two sets of process equipment in this device can be quickly and accurately matched. After assembly, the hinge mechanism can rotate flexibly. At the same time, the positive standard tooling and the reverse standard tooling can also support the radome and the radome mounting frame respectively, thereby improving safety during transportation.

[0004] During aircraft maintenance and replacement, if the radar mounting frame deviates from the center hole position during production or wears out after a period of use, resulting in the actual assembly hole position of the assembly parts deviating from the design in the drawing, it will be difficult to quickly and accurately position the radar mounting frame. Summary of the Invention

[0005] The purpose of the present invention is to overcome the above technical deficiencies and propose a radar mounting frame positioning tool and replacement method to solve the technical problem in the prior art that it is difficult to align and quickly and accurately position the aircraft radar mounting frame when replacing it.

[0006] In order to achieve the above technical objectives, the present invention adopts the following technical solutions: In a first aspect, the present invention provides a radar mounting frame positioning tool for connecting a radar mounting frame and a radar equipment compartment aircraft beam, wherein the radar mounting frame is connected to the radar equipment compartment aircraft beam, comprising: A positioning plate is spaced apart from the radar mounting frame; at least one first positioning component, disposed between the radar mounting frame and the positioning plate, and detachably connected to the radar mounting frame and the positioning plate, respectively, and having an adjustable length; and The second positioning assembly includes a connecting member and at least two positioning members. The connecting member is detachably connected to the aircraft beam of the radar equipment compartment. The two ends of at least two of the positioning members are detachably connected to the connecting member and the positioning plate respectively, and the length of the positioning member is adjustable.

[0007] In some embodiments, the first positioning assembly includes an adjusting member and two first mounting members, the two ends of the adjusting member are respectively abutted against the radar mounting frame and the positioning plate, and the length of the adjusting member is adjustable, and the two first mounting members are respectively connected to the two ends of the adjusting member and are respectively detachably connected to the radar mounting frame and the positioning plate.

[0008] In some embodiments, the radar mounting frame has at least one first positioning hole, the positioning plate has a first connecting hole relative to the first positioning hole, the first mounting member includes a first screw and a first nut, one end of the first screw is connected to the adjusting member, and the other end passes through the first positioning hole or the first connecting hole, the first nut is threadedly connected to the other end of the first screw, and can be tightly pressed against the radar mounting frame and the positioning plate.

[0009] In some embodiments, the number of the first positioning holes on the radar installation frame is five, and the adjustment members are arranged in a one-to-one correspondence with the first positioning holes.

[0010] In some embodiments, the adjusting member includes a first adjusting rod and two first adjusting blocks, the first adjusting rod is coaxially arranged with the first screw, the two first adjusting blocks are spaced apart from each other and are both slidably connected to the first adjusting rod, and the first adjusting block can slide and be fixed along the axial direction of the first adjusting rod so that the first adjusting block is respectively abutted against the radar mounting frame and the positioning plate.

[0011] In some embodiments, the connecting part includes a positioning sleeve, at least two first connecting parts and at least two first fastening connecting parts. The positioning sleeve is arranged between the radar mounting frame and the positioning plate. At least two first connecting parts are arranged at circumferential intervals along the positioning sleeve. One end of the first connecting part is connected to the positioning sleeve, and the other end is detachably connected to the radar equipment compartment aircraft beam via the first fastening connecting part.

[0012] In some embodiments, the positioning plate is formed with at least two spaced-apart positioning ends along its circumferential direction, and the second positioning assembly also includes at least four second mounting parts, two of the second mounting parts correspond to one of the positioning parts, and the two second mounting parts are respectively arranged at both ends of the positioning part, one end of the second mounting part is connected to the positioning part, and the other end is detachably connected to the positioning end and the positioning sleeve.

[0013] In some embodiments, the positioning sleeve is provided with at least two second positioning holes spaced apart along its circumferential direction, the positioning end is provided with a second connecting hole relative to the second positioning hole, the second mounting member includes a second screw and a second nut, one end of the second screw is connected to the positioning member, and the other end passes through the second positioning hole or the second connecting hole, the second nut is threadedly connected to the other end of the second screw, and can be tightly pressed against the positioning sleeve and the positioning end.

[0014] In some embodiments, the positioning member includes a second adjusting rod and two second adjusting blocks. The second adjusting rod is coaxially arranged with the second screw rod. The two second adjusting blocks are spaced apart from each other and are both slidably connected to the second adjusting rod. The second adjusting block can slide and be fixed along the axial direction of the second adjusting rod so that the second adjusting block is respectively in contact with the positioning sleeve and the positioning plate.

[0015] In a second aspect, the present invention further provides a radar installation frame replacement method, using the radar installation frame positioning tool as described above, comprising the following steps: Positioning plate installation, Referring to the position of the first positioning hole on the old radar mounting frame, install the adjustment member and use the first mounting member to fix the positioning plate. At the same time, install the positioning member and use the second mounting member to fix the positioning plate, and measure the distance between the old radar mounting frame and the positioning plate in real time. The old radar mounting frame is disassembled. Disassemble the connection between the old radar installation frame and the aircraft beam of the radar equipment compartment, remove the old radar installation frame, and measure the distance between the old radar installation frame and the positioning plate in real time. Positioning of the new radar mounting frame, According to the requirements of the drawings, use the adjusting parts and positioning parts to pre-install the new radar installation frame, and measure the distance between the new radar installation frame and the positioning plate in real time to ensure that the distance between the new radar installation frame and the positioning plate is equal to the distance between the old radar installation frame and the positioning plate; New radar mounting frame installed, According to the drawing requirements, measure the distance between the new radar installation frame and the positioning plate in real time, reverse the first positioning hole on the old radar installation frame to the new radar installation frame, complete the hole making, and connect all the connectors on the new radar installation frame according to the drawing requirements.

[0016] Compared with the prior art, the radar mounting frame positioning tooling and replacement method provided by the present invention have the following beneficial effects: the positioning plate and the radar mounting frame are spaced apart, and the two ends of at least one first positioning component with adjustable length are detachably connected to the radar mounting frame and the positioning plate, respectively, to determine the distance between the radar mounting frame and the positioning plate, and then the second positioning component is used to maintain and fix the distance between the radar mounting frame and the positioning plate. Compared with the prior art, the first positioning component is used to determine the distance between the radar mounting frame and the positioning plate, thereby achieving the positioning of the radar mounting frame, and then the second positioning component is used to maintain and fix the distance, avoiding the change in the distance between the radar mounting frame and the positioning plate when removing the old radar mounting frame or installing a new radar mounting frame, and can achieve accurate positioning of the radar mounting frame. The first positioning component and the second positioning component can be quickly and conveniently installed between the radar mounting frame and the radar equipment compartment aircraft beam, which can solve the technical problem in the prior art that it is difficult to align and quickly and accurately position the aircraft radar mounting frame when replacing it. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a three-dimensional diagram of a radar installation frame positioning tool connected to a radar installation frame and a radar equipment compartment aircraft beam provided by one embodiment of the present invention; Figure 2 This is a schematic diagram showing another perspective of a radar installation frame positioning tool provided by one embodiment of the present invention connected to a radar installation frame and a radar equipment compartment aircraft beam; Figure 3 This is a three-dimensional diagram from another perspective of a radar installation frame positioning tool provided by one embodiment of the present invention connected to the radar installation frame and the radar equipment compartment aircraft beam; Figure 4 is a three-dimensional diagram of a connector provided by one embodiment of the present invention; Figure 5 is a three-dimensional diagram of the connection between the positioning member and the second screw provided by one embodiment of the present invention; Figure 6 is a three-dimensional diagram of the connection between the adjusting member and the first screw provided in one embodiment of the present invention; Figure 7 is a three-dimensional diagram of the connection between the positioning member and the second screw provided by another embodiment of the present invention; Figure 8 This is a three-dimensional diagram of the connection between the adjusting member and the first screw provided by another embodiment of the present invention.

[0018] Description of reference numerals: Radar mounting frame 100; first positioning hole 110; radar equipment compartment aircraft beam 200; positioning plate 300; positioning end 310; first positioning assembly 400; adjusting member 410; first adjusting rod 411; first adjusting block 412; first mounting member 420; first screw 421; first nut 422; second positioning assembly 500; connecting member 510; positioning sleeve 511; first connecting portion 512; positioning member 520; second adjusting rod 521; second adjusting block 522; second mounting member 530; second screw 531; second nut 532. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0020] In order to solve the technical problem in the prior art that it is difficult to align and quickly and accurately position the aircraft radar installation frame 100 when replacing it, the present invention provides a radar installation frame positioning tool and replacement method, which can use the first positioning component 400 to determine the distance between the radar installation frame 100 and the positioning plate 300, thereby realizing the positioning of the radar installation frame 100, and then use the second positioning component 500 to maintain and fix the distance, thereby avoiding the change of the distance between the radar installation frame 100 and the positioning plate 300 when removing the old radar installation frame 100 or installing a new radar installation frame 100, and can realize accurate positioning of the radar installation frame 100, and the first positioning component 400 and the second positioning component 500 can be quickly and conveniently installed between the radar installation frame 100 and the radar equipment compartment aircraft beam 200.

[0021] See also Figures 1 to 3 , Figure 120 , the radar mounting frame is connected to the aircraft beam 200 of the radar equipment compartment. The radar mounting frame positioning tool comprises: a positioning plate 300, at least one first positioning component 400 and a second positioning component 500. The positioning plate 300 is spaced apart from the radar mounting frame 100. The first positioning component 400 is arranged between the radar mounting frame 100 and the positioning plate 300 and is detachably connected to the radar mounting frame 100 and the positioning plate 300, respectively. The length of the first positioning component 400 is adjustable. The second positioning component 500 comprises a connecting member 510 and at least two positioning members 520. The connecting member 510 is detachably connected to the aircraft beam 200 of the radar equipment compartment. The two ends of the at least two positioning members 520 are detachably connected to the connecting member 510 and the positioning plate 300, respectively, and the length of the positioning member 520 is adjustable.

[0022] In this device, the first positioning component 400 is used to determine the distance between the radar mounting frame 100 and the positioning plate 300, thereby realizing the positioning of the radar mounting frame 100, and the second positioning component 500 is used to maintain and fix the distance, thereby avoiding changes in the distance between the radar mounting frame 100 and the positioning plate 300 when the old radar mounting frame 100 is removed or a new radar mounting frame 100 is installed. The radar mounting frame 100 can be accurately positioned, and the first positioning component 400 and the second positioning component 500 can be quickly and conveniently installed between the radar mounting frame 100 and the radar equipment compartment aircraft beam 200, which can solve the technical problem in the prior art that it is difficult to align and quickly and accurately position the aircraft radar mounting frame 100 when replacing it.

[0023] Furthermore, the radar mounting frame 100 and the radar equipment compartment aircraft beam 200 here are structures well known to those skilled in the art, wherein the radar mounting frame 100 is connected to the radar equipment compartment aircraft beam 200 for installing radar and related equipment, which will not be elaborated here.

[0024] In this embodiment, Figure 3 、 Figure 6 and Figure 8 As shown, the first positioning assembly 400 includes an adjusting member 410 and two first mounting members 420, the two ends of the adjusting member 410 are respectively abutted against the radar mounting frame 100 and the positioning plate 300, and the length of the adjusting member 410 is adjustable, and the two first mounting members 420 are respectively connected to the two ends of the adjusting member 410, and are respectively detachably connected to the radar mounting frame 100 and the positioning plate 300.

[0025] The length of the adjusting member 410 is adjustable, and both ends thereof abut against the radar installation frame 100 and the positioning plate 300 respectively, so as to determine the distance between the radar installation frame 100 and the positioning plate 300 .

[0026] Furthermore, the first mounting members 420 are provided at both ends of the adjusting member 410 , and are used to respectively realize detachable connection between the adjusting member 410 and the radar mounting frame 100 and the positioning plate 300 .

[0027] In one embodiment, see Figure 3 The radar mounting frame 100 has at least one first positioning hole 110, and the positioning plate 300 has a first connecting hole relative to the first positioning hole 110. The first mounting member 420 includes a first screw 421 and a first nut 422. One end of the first screw 421 is connected to the adjusting member 410, and the other end passes through the first positioning hole 110 or the first connecting hole. The first nut 422 is threadedly connected to the other end of the first screw 421 and can be tightly pressed against the radar mounting frame 100 and the positioning plate 300.

[0028] The first connection hole on the positioning plate 300 is reversely determined by the adjusting member 410 to achieve a detachable connection.

[0029] Furthermore, the first screw 421 and the first nut 422 are both common and easily purchased devices on the market, and are conventional settings well known to those skilled in the art.

[0030] In one embodiment, see Figure 3 、 Figure 6 and Figure 8 The length of the first screw 421 located on one side of the positioning plate 300 is greater than the length of the first screw 421 located on one side of the radar installation frame 100. It is used here to cooperate with the parts and equipment on the radar installation frame and will not be described in detail.

[0031] In one embodiment, see Figure 1 、 Figure 3 The number of the first positioning holes 110 on the radar installation frame is five, and the adjustment members 410 are arranged in a one-to-one correspondence with the first positioning holes 110 .

[0032] The five first positioning holes 110 that are evenly and spaced apart can improve the consistency of the distance between the radar installation frame 100 and the positioning plate 300 and enhance the accuracy of positioning.

[0033] Furthermore, the number of the first positioning holes 110 can be two, three, four, five or more, which needs to be adjusted according to actual requirements and will not be elaborated here.

[0034] In one embodiment, see Figure 6 The adjusting member 410 includes a first adjusting rod 411 and two first adjusting blocks 412. The first adjusting rod 411 is coaxially arranged with the first screw 421. The two first adjusting blocks 412 are spaced apart from each other and are both slidably connected to the first adjusting rod 411. The first adjusting block 412 can slide and be fixed along the axial direction of the first adjusting rod 411 so that the first adjusting block 412 is respectively in contact with the radar mounting frame 100 and the positioning plate 300.

[0035] The positions of the two first adjustment blocks 412 relative to the first adjustment rod 411 can be adjusted so that the distance between the radar installation frame 100 and the positioning plate 300 meets the positioning requirements.

[0036] In addition, in some examples, an external thread is provided on the surface of the first adjusting rod 411 , and the first adjusting block 412 is threadedly sleeved on the first adjusting rod 411 .

[0037] Furthermore, the two first adjustment blocks 412 can be combined to form a whole, or can be separated and spaced apart from each other.

[0038] Furthermore, if Figure 8 As shown, in order to improve stability, there are four first adjustment blocks 412 in the adjustment member 410, two first adjustment blocks 412 form a group, the two groups of first adjustment blocks 412 are spaced apart from each other, and the two first adjustment blocks 412 in the same group are pressed against each other.

[0039] In this embodiment, Figures 3 to 5 and Figure 7 As shown, the connecting member 510 includes a positioning sleeve 511, at least two first connecting parts 512 and at least two first fastening connecting parts. The positioning sleeve 511 is arranged between the radar mounting frame 100 and the positioning plate 300. At least two first connecting parts 512 are arranged at circumferential intervals along the positioning sleeve 511. One end of the first connecting part 512 is connected to the positioning sleeve 511, and the other end is detachably connected to the radar equipment compartment aircraft beam 200 via the first fastening connecting part.

[0040] The connecting member 510 is composed of a positioning sleeve 511, at least two first connecting parts 512 and at least two first fastening connecting parts, and is used to realize the connection between the positioning member 520 and the radar equipment cabin aircraft beam 200.

[0041] Furthermore, the first fastening connection part here is composed of bolts and nuts that are common and easy to purchase on the market, forming a detachable connection structure. This is a conventional setting known to those skilled in the art and will not be described in detail here.

[0042] Furthermore, if Figure 1 、 Figure 3 As shown, the radar equipment cabin aircraft beam 200 is provided with mounting holes ( Figure 1 、 Figure 3 Only part of the connection structure is shown in the figure, and the two connection structures are symmetrically arranged and both are connected to the radar installation frame 100). The first connection part 512 is "L"-shaped, and one end of the first connection part 512 is fixedly connected to the circumference of the positioning sleeve 511, and the other end is detachably connected to the connection structure through the first fastening connection part. There are four first connection parts 512 on the connecting member 510, and the four first connection parts 512 are divided into two groups. Each group of first connection parts 512 is respectively connected to the same connection structure, which will not be described in detail here.

[0043] In one embodiment, see Figure 1 、 Figure 3 The positioning plate 300 is formed with at least two spaced positioning ends 310 along its circumferential direction, and the second positioning assembly 500 also includes at least four second mounting members 530, two second mounting members 530 correspond to one positioning member 520, and two second mounting members 530 are respectively arranged at both ends of the positioning member 520, one end of the second mounting member 530 is connected to the positioning member 520, and the other end is detachably connected to the positioning end 310 and the positioning sleeve 511.

[0044] A connecting end is also provided on the positioning plate 300 relative to the positioning sleeve 511, which is used to realize a detachable connection between the positioning plate 300 and the positioning sleeve 511, so that the positioning plate 300, the positioning member 520 and the positioning sleeve 511 form a stable structure, which is used to improve the stability of the positioning tooling and the accuracy of positioning.

[0045] In one embodiment, see Figure 3 The positioning sleeve 511 is provided with at least two second positioning holes spaced apart along its circumferential direction, the positioning end 310 is provided with a second connecting hole relative to the second positioning hole, the second mounting member 530 includes a second screw 531 and a second nut 532, one end of the second screw 531 is connected to the positioning member 520, and the other end passes through the second positioning hole or the second connecting hole, the second nut 532 is threadedly connected to the other end of the second screw 531, and can be tightly pressed against the positioning sleeve 511 and the positioning end 310.

[0046] Here, the second screw 531 and the second nut 532 are both common and easily purchased devices on the market, and are conventional settings well known to those skilled in the art.

[0047] In one embodiment, see Figure 5The positioning member 520 includes a second adjusting rod 521 and two second adjusting blocks 522. The second adjusting rod 521 is coaxially arranged with the second screw 531. The two second adjusting blocks 522 are spaced apart from each other and are both slidably connected to the second adjusting rod 521. The second adjusting block 522 can slide and be fixed along the axial direction of the second adjusting rod 521 so that the second adjusting block 522 is respectively in contact with the positioning sleeve 511 and the positioning plate 300.

[0048] The positions of the two second adjustment blocks 522 relative to the second adjustment rod 521 can be adjusted so that the distance between the positioning sleeve 511 and the positioning plate 300 meets the positioning requirements, thereby increasing the accuracy of positioning.

[0049] In addition, in some examples, an external thread is provided on the surface of the second adjusting rod 521 , and the second adjusting block 522 is threadedly sleeved on the second adjusting rod 521 .

[0050] Furthermore, the two second adjustment blocks 522 can be combined to form a whole, or can be separated and spaced apart from each other.

[0051] Furthermore, if Figure 7 As shown, in order to improve stability, there are four second adjustment blocks 522 in the positioning member 520, two second adjustment blocks 522 form a group, the two groups of second adjustment blocks 522 are spaced apart from each other, and the two second adjustment blocks 522 in the same group are pressed against each other.

[0052] In this embodiment, a method for replacing the radar installation frame 100 is also provided, using the radar installation frame positioning tool as described above, including the following steps: Positioning plate 300 installation, Referring to the position of the first positioning hole 110 on the old radar mounting frame 100, the adjusting member 410 is installed and the positioning plate 300 is fixed using the first mounting member 420. At the same time, the positioning member 520 is installed and the positioning plate 300 is fixed using the second mounting member 530. Then, a laser ranging device is used to measure the distance between the old radar mounting frame 100 and the positioning plate 300 in real time. The old radar mounting frame is disassembled 100%, The connection between the old radar mounting frame 100 and the radar equipment compartment aircraft beam 200 is disassembled, and the old radar mounting frame 100 is removed. The distance between the old radar mounting frame 100 and the positioning plate 300 is measured in real time using a laser ranging device. New radar installation frame 100 positioning, According to the drawing requirements, use the adjustment member 410 and the positioning member 520 to pre-position the new radar installation frame 100. Use the real-time distance measurement monitoring function of the laser ranging equipment to measure the distance between the new radar installation frame 100 and the positioning plate 300 to ensure that the distance between the new radar installation frame 100 and the positioning plate 300 is equal to the distance between the old radar installation frame 100 and the positioning plate 300. New radar mounting frame 100 installed, According to the drawing requirements, the distance between the new radar mounting frame and the positioning plate is measured by the real-time distance measurement monitoring function of the laser ranging equipment, the first positioning hole 110 on the old radar mounting frame 100 is reversed to the new radar mounting frame 100, the hole is completed, and all the connecting parts 510 on the new radar mounting frame 100 are connected according to the drawing requirements.

[0053] Furthermore, the laser ranging equipment here is a common and easily purchased equipment on the market, and is a conventional setting well known to those skilled in the art.

[0054] It can be understood that the reverse installation process can be realized by using the radar installation frame positioning tooling. This process method realizes the in-situ conversion of the positioning reference, reserves operation and construction space, ensures the smooth replacement of the radar installation frame 100, and can improve the replacement efficiency and maintenance quality of the radar installation frame 100, thereby improving production efficiency.

[0055] Furthermore, the reverse process construction technology has verified the feasibility and effectiveness of this process method through its application in the precise on-site replacement of the radar installation frame 100, ensured the accuracy of the on-site replacement of the radar installation frame 100, improved construction efficiency, reduced human errors in construction, and created great economic benefits. The reasonable application of the construction principles of the reverse process construction technology can be used in other fields of aircraft repair to create great military and economic benefits.

[0056] In order to better understand the present invention, the following Figures 1 to 8 The technical solution of the present invention is described in detail: The positioning plate 300 is spaced apart from the radar mounting frame 100, and at least one first positioning assembly 400 with adjustable length is detachably connected to the radar mounting frame 100 and the positioning plate 300 at both ends, thereby determining the distance between the radar mounting frame 100 and the positioning plate 300. The second positioning assembly 500 is then used to maintain and fix the distance between the radar mounting frame 100 and the positioning plate 300. Compared with the prior art, the first positioning assembly 400 is used to determine the distance between the radar mounting frame 100 and the positioning plate 300, thereby achieving the positioning of the radar mounting frame 100, and the second positioning assembly 500 is then used to maintain and fix the distance between the radar mounting frame 100 and the positioning plate 300. This avoids changes in the distance between the radar mounting frame 100 and the positioning plate 300 when removing an old radar mounting frame 100 or installing a new radar mounting frame 100, thereby achieving accurate positioning of the radar mounting frame 100. The first positioning assembly 400 and the second positioning assembly 500 can be quickly and conveniently installed between the radar mounting frame 100 and the aircraft beam 200 of the radar equipment compartment.

[0057] The specific workflow of the present invention is to install the positioning plate 300, refer to the position of the first positioning hole 110 on the old radar mounting frame 100, install the adjustment member 410 and use the first mounting member 420 to fix the positioning plate 300, and at the same time install the positioning member 520 and use the second mounting member 530 to fix the positioning plate 300, and then use the laser ranging equipment to measure the distance between the old radar mounting frame 100 and the positioning plate 300 in real time; The old radar mounting frame 100 is disassembled, the connection between the old radar mounting frame 100 and the radar equipment compartment aircraft beam 200 is disassembled, and the old radar mounting frame 100 is removed. The distance between the old radar mounting frame 100 and the positioning plate 300 is measured in real time using a laser ranging device. Position the new radar installation frame 100 according to the drawing requirements using the adjustment member 410 and the positioning member 520 to pre-install the new radar installation frame 100. Use the real-time distance measurement and monitoring function of the laser ranging device to ensure that the distance between the new radar installation frame 100 and the positioning plate 300 is equal to the distance between the old radar installation frame 100 and the positioning plate 300. The new radar mounting frame 100 is installed according to the drawing requirements. Through the real-time ranging monitoring function of the laser ranging equipment, the first positioning hole 110 on the old radar mounting frame 100 is reversed to the new radar mounting frame 100 to complete the hole making, and all the connecting parts 510 on the new radar mounting frame 100 are connected according to the drawing requirements.

[0058] The present invention, through the above structure and method, can solve the technical problem in the prior art that it is difficult to align and quickly and accurately position the aircraft radar mounting frame 100 when replacing it.

[0059] The specific embodiments of the present invention described above do not limit the scope of protection of the present invention. Any other corresponding changes and modifications made based on the technical concept of the present invention should be included in the scope of protection of the claims of the present invention.

Claims

1. A radar installation frame positioning tool, used to connect the radar installation frame and the radar equipment cabin aircraft beam, the radar installation frame is connected to the radar equipment cabin aircraft beam, characterized in that: include: A positioning plate is spaced apart from the radar mounting frame; at least one first positioning component, disposed between the radar mounting frame and the positioning plate, and detachably connected to the radar mounting frame and the positioning plate, respectively, and having an adjustable length; as well as The second positioning assembly includes a connecting member and at least two positioning members. The connecting member is detachably connected to the aircraft beam of the radar equipment compartment. The two ends of at least two of the positioning members are detachably connected to the connecting member and the positioning plate respectively, and the length of the positioning member is adjustable.

2. The radar installation frame positioning tool according to claim 1, characterized in that: The first positioning assembly includes an adjusting member and two first mounting members, the two ends of the adjusting member are respectively abutted against the radar mounting frame and the positioning plate, and the length of the adjusting member is adjustable. The two first mounting members are respectively connected to the two ends of the adjusting member and are respectively detachably connected to the radar mounting frame and the positioning plate.

3. The radar installation frame positioning tool according to claim 2, characterized in that: The radar mounting frame has at least one first positioning hole, the positioning plate has a first connecting hole relative to the first positioning hole, the first mounting member includes a first screw and a first nut, one end of the first screw is connected to the adjusting member, and the other end passes through the first positioning hole or the first connecting hole, the first nut is threadedly connected to the other end of the first screw, and can be tightly pressed against the radar mounting frame and the positioning plate.

4. The radar installation frame positioning tool according to claim 3, characterized in that: The number of the first positioning holes on the radar installation frame is five, and the adjustment members are arranged in a one-to-one correspondence with the first positioning holes.

5. The radar installation frame positioning tool according to claim 3, characterized in that: The adjusting member includes a first adjusting rod and two first adjusting blocks. The first adjusting rod is coaxially arranged with the first screw. The two first adjusting blocks are spaced apart from each other and are both slidably connected to the first adjusting rod. The first adjusting block can slide and be fixed along the axial direction of the first adjusting rod so that the first adjusting block is respectively in contact with the radar mounting frame and the positioning plate.

6. The radar installation frame positioning tool according to claim 1, characterized in that: The connecting part includes a positioning sleeve, at least two first connecting parts and at least two first fastening connecting parts. The positioning sleeve is arranged between the radar mounting frame and the positioning plate. At least two first connecting parts are arranged at intervals along the circumference of the positioning sleeve. One end of the first connecting part is connected to the positioning sleeve, and the other end is detachably connected to the radar equipment compartment aircraft beam via the first fastening connecting part.

7. The radar installation frame positioning tool according to claim 6, characterized in that: The positioning plate is formed with at least two spaced-apart positioning ends along its circumferential direction, and the second positioning assembly also includes at least four second mounting parts, two of the second mounting parts correspond to one of the positioning parts, and the two second mounting parts are respectively arranged at the two ends of the positioning part, one end of the second mounting part is connected to the positioning part, and the other end is detachably connected to the positioning end and the positioning sleeve.

8. The radar installation frame positioning tool according to claim 7, characterized in that: The positioning sleeve is provided with at least two second positioning holes spaced apart along its circumferential direction, the positioning end is provided with a second connecting hole relative to the second positioning hole, the second mounting member includes a second screw and a second nut, one end of the second screw is connected to the positioning member, and the other end passes through the second positioning hole or the second connecting hole, the second nut is threadedly connected to the other end of the second screw, and can be tightly pressed against the positioning sleeve and the positioning end.

9. The radar installation frame positioning tool according to claim 8, characterized in that: The positioning member includes a second adjusting rod and two second adjusting blocks. The second adjusting rod is coaxially arranged with the second screw. The two second adjusting blocks are spaced apart from each other and are both slidably connected to the second adjusting rod. The second adjusting block can slide and be fixed along the axial direction of the second adjusting rod so that the second adjusting block abuts against the positioning sleeve and the positioning plate respectively.

10. A method for replacing a radar installation frame, characterized in that: Using the radar installation frame positioning tool as described in any one of claims 1 to 9 includes the following steps: Positioning plate installation, Referring to the position of the first positioning hole on the old radar mounting frame, install the adjustment member and use the first mounting member to fix the positioning plate. At the same time, install the positioning member and use the second mounting member to fix the positioning plate, and measure the distance between the old radar mounting frame and the positioning plate in real time. The old radar mounting frame is disassembled. Disassemble the connection between the old radar installation frame and the aircraft beam of the radar equipment compartment, remove the old radar installation frame, and measure the distance between the old radar installation frame and the positioning plate in real time. Positioning of the new radar mounting frame, According to the requirements of the drawings, use the adjusting parts and positioning parts to pre-install the new radar installation frame, and measure the distance between the new radar installation frame and the positioning plate in real time to ensure that the distance between the new radar installation frame and the positioning plate is equal to the distance between the old radar installation frame and the positioning plate; New radar mounting frame installed, According to the drawing requirements, measure the distance between the new radar installation frame and the positioning plate in real time, reverse the first positioning hole on the old radar installation frame to the new radar installation frame, complete the hole making, and connect all the connectors on the new radar installation frame according to the drawing requirements.

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