CN112666067B

CN112666067B - A clamp salt spray test device

Info

Publication number: CN112666067B
Application number: CN202011507275.6A
Authority: CN
Inventors: 胡锦扬; 刘大海; 杨亮; 郭正华; 赵刚要; 蒋逸航
Original assignee: Nanchang Hangkong University
Current assignee: Nanchang Hangkong University
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-10-15
Anticipated expiration: 2040-12-18
Also published as: CN112666067A

Abstract

The invention discloses a clamp salt spray test device, which relates to the technical field of testing equipment, and includes a clamp test assembly, a clamping module, a surrounding rotation module, a spray module and a supporting rolling module. The clamping module is used for clamping all The clamp test assembly, the support rolling module is used to drive the clamp test assembly to rotate, the surrounding rotation module rotates around the clamp test assembly, and the spray module is arranged on the surrounding rotation module and is used for Spray salt mist on the clamp test assembly. The invention provides a clamp salt spray test device. The clamp test assembly is pushed to roll at a fixed position through a clamping module and a support rolling module of the device, and the clamp test assembly is surrounded by salt spray by surrounding the rotation module and the spray module. spray. The invention can carry out uniform salt spray corrosion on the clamp test component and ensure the accuracy of the test.

Description

Clamp salt mist testing device

Technical Field

The invention relates to the technical field of test equipment, in particular to a clamp salt spray test device.

Background

In recent years, fatigue cracks and even breakage of a clamp used for connecting a fuel system pipeline are found for many times in the use of an airplane, so that oil leakage faults of the system occur. The fuel oil system is an important functional system on the airplane, and if fatigue cracks of the clamp are not found by ground crew in time, great potential safety hazards are brought to airplane flight. If the clamp fails in use, not only can huge economic loss be caused, but also the flight safety of the airplane can be directly influenced, and the consequences are not reasonable. The clamp is broken and cracked partially due to the influence caused by salt spray corrosion. Due to the relatively fixed spraying direction of most of the current salt spray spraying equipment, the corrosion on the clamp testing assembly is not uniform enough. Therefore, a novel clamp salt spray testing device is needed.

Disclosure of Invention

The invention aims to provide a clamp salt spray testing device, which solves the problems in the prior art, enables a clamp testing component to be corroded uniformly and ensures the testing accuracy.

In order to achieve the purpose, the invention provides the following scheme:

the invention provides a clamp salt spray testing device which comprises a clamp testing component, a clamping module, a surrounding rotation module, a spray module and a supporting rolling module, wherein the clamping module is used for clamping the clamp testing component, the supporting rolling module is used for driving the clamp testing component to rotate, the surrounding rotation module rotates around the clamp testing component, and the spray module is arranged on the surrounding rotation module and is used for spraying salt spray to the clamp testing component.

Preferably, clamp test assembly includes a plurality of pipes and a plurality of clamps, and is a plurality of the pipe is through a plurality of the clamp connects into the ring form.

Preferably, the clamping module comprises a guide rail, a clamping driving mechanism, a fixed guide support and a movable guide support, the guide rail is fixed between the two supporting seats, the fixed guide support is fixedly connected with the guide rail, the movable guide support is slidably connected with the guide rail, and the clamping driving mechanism drives the movable guide support to slide along the guide rail.

Preferably, the fixed guide support and the movable guide support have the same structure, the fixed guide support and the movable guide support are both of V-shaped structures, and a plurality of flexible rods are arranged on the fixed guide support and the movable guide support.

Preferably, the clamping driving mechanism comprises a clamping motor, the clamping motor is in sliding connection with the guide rail through a motor support plate, a power output end of the clamping motor is in transmission connection with a screw rod through a synchronous wheel assembly, and the screw rod is parallel to the guide rail.

Preferably, the encircling rotation module comprises a U-shaped disk, a belt pulley assembly and an encircling driving mechanism, and the encircling driving mechanism drives the U-shaped disk to rotate through the belt pulley assembly.

Preferably, the belt pulley assembly comprises two belt pulleys, two driving wheels and two driven wheels, the two belt pulleys, the two driving wheels and the two driven wheels are rotatably connected with the base frame, each belt pulley is connected with one driving wheel through belt transmission, the two belt pulleys are connected through belt transmission, one belt pulley is connected with a power output end of the surrounding driving mechanism in a transmission manner, each belt pulley, each driving wheel and each driven wheel are provided with a clamping groove, and the U-shaped disc is embedded in the clamping groove.

Preferably, support the module of rolling and include the backing roll, support the drive roller and support actuating mechanism, the backing roll with support the drive roller and set up respectively encircle the both sides of rotation module, the backing roll with support the drive roller all with clamp test component contacts, it includes a worm to support actuating mechanism, worm and one belt pulley drive connects, the worm with the worm wheel meshing that supports drive roller one end and set up.

Preferably, the spraying module includes storage tank, camera and two shower nozzles, two the shower nozzle with the storage tank intercommunication, the camera sets up two between the shower nozzle, the shower nozzle orientation the clamp test assembly sets up.

Compared with the prior art, the invention has the following technical effects:

the invention provides a clamp salt spray testing device, which is characterized in that a clamping module and a supporting rolling module of the device push a clamp testing assembly to roll at a fixed position, and a surrounding rotating module and a spraying module are used for surrounding salt spray to the clamp testing assembly. The invention can carry out uniform salt spray corrosion on the clamp testing component and ensure the accuracy of the test.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a first schematic view of a clamp salt spray testing device according to the present invention;

FIG. 2 is a schematic view of a clamp salt spray testing device according to the present invention;

FIG. 3 is a schematic view of a clip test assembly and a ring rotation module according to the present invention;

FIG. 4 is a schematic view of a wrap-around module of the present invention;

wherein: 1-a guide pipe, 2-a hoop, 3-a movable guide support, 4-a flexible rod, 5-a base frame, 6-a belt pulley assembly, 61-a belt pulley, 62-a belt, 63-a driving wheel, 64-a driven wheel, 7-a support frame, 8-a support roller, 81-a support driving roller, 9-a fixed guide support, 10-a support seat, 11-a screw rod, 12-a guide rail, 13-a clamping motor, 14-a synchronous wheel assembly, 15-a motor support plate, 16-a surrounding motor, 17-a camera, 18-a worm, 19-a worm wheel, 20-a storage tank, 21-a U-shaped disc and 22-a spray head.

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 obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

As shown in fig. 1-4: the embodiment provides a clamp salt fog testing arrangement, including clamp test assembly, clamping module, encircle rotation module, spraying module and support roll module, clamping module is used for centre gripping clamp test assembly, supports to roll the module and is used for driving the clamp test assembly rotatory, encircles rotation module and rotates around clamp test assembly, and spraying module sets up on encircleing rotation module and is used for spraying salt fog to clamp test assembly. This embodiment provides a clamp salt spray testing arrangement, and the centre gripping module through the device promotes clamp test component and rolls at fixed position with supporting the module that rolls, through encircleing rotation module and spraying module, encircles salt spray spraying to clamp test component. This embodiment can carry out even salt fog to the hoop test assembly and corrode, ensures the accuracy of test.

Specifically, in this embodiment, clamp test assembly includes a plurality of pipes 1 and a plurality of clamp 2, and a plurality of pipes 1 connect into the ring form through a plurality of clamps 2.

In this embodiment, the clamping module includes a guide rail 12, a clamping driving mechanism, a fixed guide bracket 9 and a movable guide bracket 3, the guide rail 12 is fixed between two support seats 10, the fixed guide bracket 9 is fixedly connected with the guide rail 12, the movable guide bracket 3 is slidably connected with the guide rail 12, and the clamping driving mechanism drives the movable guide bracket 3 to slide along the guide rail 12.

In this embodiment, the fixed guide support 9 is the same as the movable guide support 3 in structure, the fixed guide support 9 and the movable guide support 3 are both in an inverted V-shaped structure, the fixed guide support 9 and the movable guide support 3 are both provided with a plurality of flexible rods 4, and the flexible rods 4 not only enable the conduit 1 of the clamp test assembly to be flexibly supported, so that the clamp test assembly is kept in a vertical state, but also can be free of interference in the rotation process of the clamp test assembly.

In this embodiment, the centre gripping actuating mechanism includes centre gripping motor 13, centre gripping motor 13 passes through motor mounting panel 15 and guide rail 12 sliding connection, activity guide bracket 3 and motor mounting panel 15 fixed connection, the power take off end of centre gripping motor 13 passes through synchronizing wheel subassembly 14 and is connected with the screw rod 11 transmission, the power take off end of centre gripping motor 13 is connected with a synchronizing wheel transmission in synchronizing wheel subassembly 14, another synchronizing wheel threaded connection in screw rod 11 and synchronizing wheel subassembly 14, two synchronizing wheels pass through synchronous belt transmission and connect, screw rod 11 and guide rail 12 parallel arrangement. The clamping motor 13 works to drive the synchronous wheel component 14 to move, and the synchronous wheel component 14 drives the clamping motor 13 to move along the screw rod 11, so as to drive the movable guide support 3 to move towards the fixed guide support 9.

In this embodiment, the encircling rotation module comprises a U-shaped disk 21, a pulley assembly 6 and an encircling driving mechanism, wherein the encircling driving mechanism drives the U-shaped disk 21 to rotate through the pulley assembly 6.

In this embodiment, belt pulley assembly 6 includes two belt pulleys 61, two action wheels 63, two from driving wheel 64, two belt pulleys 61, two action wheels 63, two are all rotated through the bearing with base frame 5 from driving wheel 64 and are connected, each belt pulley 61 all is connected through belt 62 transmission with a action wheel 63, two belt pulleys 61 are connected through belt 62 transmission, one of them belt pulley 61 is connected with the power take off end transmission that encircles actuating mechanism, each belt pulley 61, each action wheel 63 and each are provided with the draw-in groove from driving wheel 64 on, U-shaped dish 21 inlays and establishes in the draw-in groove. The encircling driving mechanism comprises an encircling motor 16, works around the motor 16, drives the belt pulley 61 and the driving wheel 63 to rotate, and further drives the U-shaped disc 21 to rotate around the conduit 1 of the hoop testing component.

In this embodiment, the support rolling module includes a support roller 8, a support driving roller 81 and a support driving mechanism, both ends of the support roller 8 and the support driving roller 81 are rotatably connected with a support frame 7, the support roller 8 and the support driving roller 81 are respectively arranged at both sides of the surrounding rotating module, the support roller 8 and the support driving roller 81 are in contact with the clamp testing assembly, the support driving mechanism includes a worm 18, the worm 18 is in transmission connection with a belt pulley 61, and the worm 18 is meshed with a worm wheel 19 arranged at one end of the support driving roller 81. When the encircling driving mechanism works, the U-shaped disc 21 is driven to rotate, and meanwhile, the supporting driving roller 81 is driven to rotate through the worm wheel 19 and the worm 18, so that the rotation of the hoop testing assembly is realized.

In this embodiment, the spraying module includes storage tank 20, camera 17 and two shower nozzles 22, and two shower nozzles 22 and storage tank 20 intercommunication, camera 17 set up between two shower nozzles 22, and shower nozzle 22 sets up towards clamp test component, and camera 17 can real-time recording clamp 2's corrosion process, and then judges that clamp 2 appears cracked time and concrete position.

This embodiment during operation, the clamp module guarantees that clamp test assembly keeps the state of erectting at the during operation, supports the module that rolls and promotes the rotatory roll of annular clamp test assembly, encircles U-shaped dish 21 on the rotating module and makes the surrounding movement around clamp test assembly, drives the spraying module and encircles spraying salt fog and shoot the control in real time to clamp test assembly to test clamp 2's corrosion resisting property. In the process of spraying salt mist, the clamp testing assembly and the spraying module rotate simultaneously, so that the spraying uniformity is ensured; the camera 17 can real-time supervision clamp test assembly's the corruption condition, has improved the precision of test, accurately notes the clamp 2 process of failing, provides more detailed data in the testing process for follow-up research, makes things convenient for follow-up clamp 2's design improvement.

The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.

Claims

1. a clamp salt spray test device is characterized in that: comprise clamp test assembly, clamping module, surrounding rotation module, spray module and support rolling module, and described clamping module is used for clamping described clamp test assembly, the support rolling module is used to drive the clamp test assembly to rotate, the surrounding rotation module rotates around the clamp test assembly, the spray module is arranged on the surrounding rotation module and is used to send the clamp to the clamp test assembly. The hoop test assembly sprays salt mist;

The surrounding rotation module includes a U-shaped disk, a pulley assembly, and a surrounding driving mechanism, and the surrounding driving mechanism drives the U-shaped disk to rotate through the pulley assembly.

2 . The clamp salt spray test device according to claim 1 , wherein the clamp test assembly comprises a plurality of conduits and a plurality of clamps, and a plurality of the conduits are connected to form an annular shape by a plurality of the clamps. 3 .

3. The clamp salt spray test device according to claim 1, wherein the clamping module comprises a guide rail, a clamping drive mechanism, a fixed guide bracket and a movable guide bracket, and the guide rail is fixed on two support bases The fixed guide bracket is fixedly connected to the guide rail, the movable guide bracket is slidably connected to the guide rail, and the clamping driving mechanism drives the movable guide bracket to slide along the guide rail.

4 . The clamp salt spray test device according to claim 3 , wherein the fixed guide bracket and the movable guide bracket have the same structure, and both the fixed guide bracket and the movable guide bracket are V-shaped. 5 . Structure, the fixed guide bracket and the movable guide bracket are provided with several flexible rods.

5 . The clamp salt spray test device according to claim 3 , wherein the clamping drive mechanism comprises a clamping motor, and the clamping motor is slidably connected to the guide rail through a motor support plate, and the clamp The power output end of the holding motor is drivingly connected with the screw rod through the synchronous wheel assembly, and the screw rod is arranged in parallel with the guide rail.

6. The clamp salt spray test device according to claim 1, wherein the pulley assembly comprises two pulleys, two driving pulleys, and two driven pulleys, two of the pulleys, two of the driving pulleys The pulley and the two driven pulleys are all rotatably connected to the base frame, each of the pulleys and one of the driving pulleys are connected through a belt drive, the two pulleys are connected through a belt drive, and one of the pulleys is connected to the surrounding drive mechanism. The power output end of the power output end is connected by transmission, each of the pulleys, each of the driving pulleys and each of the driven pulleys is provided with a card slot, and the U-shaped disk is embedded in the card slot.

7 . The clamp salt spray test device according to claim 6 , wherein the supporting rolling module comprises a supporting roller, a supporting driving roller and a supporting driving mechanism, and the supporting roller and the supporting driving roller are respectively arranged in 7 . On both sides of the surrounding rotating module, the support roller and the support drive roller are both in contact with the clamp test assembly, the support drive mechanism includes a worm, and the worm is connected to a pulley in a driving manner. The worm is engaged with a worm wheel provided at one end of the supporting drive roller.

8 . The clamp salt spray test device according to claim 1 , wherein the spray module comprises a material storage tank, a camera and two spray heads, and the two spray heads are communicated with the material storage tank. 9 . A camera is arranged between the two spray heads, and the spray heads are arranged toward the clamp test assembly.