阅读说明：本技术 一种用于航空材料耐火性能测试的自动化装置 (A automation equipment for aeronautical material fire resistance tests ) 是由 朱玉英 于 2020-11-20 设计创作，主要内容包括：本发明公开了一种用于航空材料耐火性能测试的自动化装置,包括箱体,所述箱体右端面上部固定连接有支撑座,所述支撑座上端面设置有第一电机与第二电机,所述第一电机的输出轴端固定连接有滑动柱,所述滑动柱中部滑动连接有第一蜗杆,所述第一蜗杆前端面啮合连接有第一蜗轮,所述第一涡轮下端面固定连接有螺纹套筒,所述螺纹套筒内腔螺纹连接有第一螺纹杆,所述第一螺纹杆下部贯穿连接有滑动杆,本发明涉及耐火性能测试设备技术领域。该用于航空材料耐火性能测试的自动化装置,解决了现有的用于航空材料耐火性能测试的自动化装置不能适应不同尺寸的试样件夹持及需要人工对试样件提取再对其进行检测,存在安全隐患的问题。(The invention discloses an automation device for testing the fire resistance of an aviation material, which comprises a box body, wherein a supporting seat is fixedly connected to the upper part of the right end face of the box body, a first motor and a second motor are arranged on the upper end face of the supporting seat, a sliding column is fixedly connected to the output shaft of the first motor, a first worm is slidably connected to the middle part of the sliding column, a first worm wheel is connected to the front end face of the first worm in a meshed mode, a threaded sleeve is fixedly connected to the lower end face of the first worm wheel, a first threaded rod is connected to the inner cavity of the threaded sleeve in a threaded mode, and a sliding rod is connected to the lower part of the first threaded rod in a penetrating mode. This an automation equipment for aircraft material fire resistance tests has solved current automation equipment for aircraft material fire resistance tests and can not adapt to the not unidimensional sample piece centre gripping and need artifically to extract the sample piece and detect it again, has the problem of potential safety hazard.)

1. The utility model provides an automation equipment for aeronautical material fire resistance tests, includes box (1), its characterized in that: the upper portion of the right end face of the box body (1) is fixedly connected with a supporting seat (3), the upper end face of the supporting seat (3) is provided with a first motor (4) and a second motor (5), an output shaft end of the first motor (4) is fixedly connected with a sliding column (6), the middle portion of the sliding column (6) is slidably connected with a first worm (7), the front end face of the first worm (7) is meshed with a first worm wheel (9), the lower end face of the first worm wheel (9) is fixedly connected with a threaded sleeve (10), the inner cavity of the threaded sleeve (10) is in threaded connection with a first threaded rod (11), the lower portion of the first threaded rod (11) is in through connection with a sliding rod (12), the lower end face of the first threaded rod (11) is fixedly connected with a second gear box (13), the lower end face of the second gear box (13) is fixedly connected with a top plate (18), the inner cavity of the second gear, the rear end face of the second worm (14) is connected with a second worm wheel (16) in a meshed manner, the right end face of the second worm (14) is fixedly connected with a rotating handle (15), the inner cavity of the second worm wheel (16) is connected with a second threaded rod (17) in a threaded manner, the lower end face of the second threaded rod (17) is fixedly connected with a lower chassis (19), the outer side surface of the lower chassis (19) is fixedly connected with a first lug (20), the lower end face of the top plate (18) is fixedly connected with an upper chassis (21) through a supporting plate (27), a connecting plate (23) is rotatably connected between the first lugs (20), the upper end face of the connecting plate (23) is fixedly connected with a third lug (24), a clamping jaw (25) is rotatably connected between the third lug (24), the outer side surface of the upper chassis (21) is fixedly connected with a second lug (22), and a material to be tested (, the material to be measured (28) is provided with heating furnace (29) below, the output shaft end fixedly connected with lead screw (30) of second motor (5), threaded connection has screw post (31) in the middle part of lead screw (30), box (1) inner chamber rear portion fixedly connected with gag lever post (32), box (1) inner chamber front portion symmetry is provided with calibration piece (33).

2. The automation device for the test of the fire resistance of the aeronautical material according to claim 1, characterized in that: the box is characterized in that a box door (2) is rotatably connected to the front end face of the box body (1), the box door (2) is made of transparent heat-resistant materials, and a sealing gasket is arranged at the joint of the box door (2).

3. The automation device for the test of the fire resistance of the aeronautical material according to claim 1, characterized in that: the middle part of the limiting rod (32) is connected with a first gear box (8) in a sliding mode.

4. The automation device for the test of the fire resistance of the aeronautical material according to claim 1, characterized in that: the box (1) inner chamber left and right sides symmetry is provided with spout (123), spout (123) inner chamber sliding connection has slider (122), slider (122) right-hand member face fixedly connected with traveller (121), traveller (121) right-hand member face fixedly connected with slide bar (12).

5. An automated device for testing the fire resistance of aeronautical materials according to claim 3 or 4, wherein: the sliding column (6) is butterfly-shaped, the first worm wheel (9) is rotatably connected with the first gear box (8) through a rotating shaft, and the threaded column (31) is fixedly connected with the first gear box (8).

6. The automation device for the test of the fire resistance of the aeronautical material according to claim 1, characterized in that: second worm wheel (16) are connected through axle sleeve and second gear box (13) rotation, second threaded rod (17) and axle sleeve, second gear box (13) and first threaded rod (11) through connection, rotate handle (15) and second gear box (13) through connection, be provided with anti-skidding line on rotating handle (15).

7. An automated device for testing the fire resistance of an aeronautical material according to claim 1 or 6, wherein: the second lug (22) is rotatably connected with the clamping jaw (25), the connecting plate (23) and the second threaded rod (17) are connected with the upper chassis (21) in a penetrating mode, the clamping jaw (25), the first lug (20), the connecting plate (23), the second lug (22) and the third lug (24) are arranged in a central collar shape array of the lower chassis (19) in 6, and the heating furnace (29) is fixedly connected with the box body (1).

8. The automation device for the test of the fire resistance of the aeronautical material according to claim 1, characterized in that: limiting holes (26) are formed in the upper portion of the front end face of the clamping jaw (25), the limiting holes (26) are rotatably connected with the clamping jaw (25) through matching pins (261), and 3 limiting holes (26) are formed.

Technical Field

The invention relates to the technical field of fire resistance testing equipment, in particular to an automation device for testing fire resistance of an aviation material.

Background

In some special scenarios, materials with certain requirements for fire resistance need to be used. For example, according to the requirements of annex F of the CCAR25 part of the pilot test standard of a transport aircraft, a combustion test method of a non-metallic material in a cabin of a civil aircraft is specified, meanwhile, the existing standard specification clearly requires test conditions (such as gas components, sample size, sample treatment and the like) and technical indexes (such as the position of a thermocouple, flame requirements, test types and the like), and in the process of carrying out an experiment operation according to the existing experiment method, a person skilled in the art generally firstly heats a sample piece by using heat flow of a combustor and then tests the sample piece by using a calibration piece, so that better test accuracy in the effective time is achieved. The existing automation device for testing the fire resistance of the aviation material is fixed by the clamping device, cannot adapt to clamping of test pieces with different sizes, needs to manually extract the test pieces and then detect the test pieces after heating is completed, and has potential safety hazards, so that the automation device for testing the fire resistance of the aviation material is needed to solve the problems.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an automation device for testing the fire resistance of an aviation material, and solves the problems that the existing automation device for testing the fire resistance of the aviation material cannot adapt to clamping of sample pieces with different sizes, and the sample pieces need to be manually extracted and then detected, so that potential safety hazards exist.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: an automatic device for testing the fire resistance of an aviation material comprises a box body, wherein a supporting seat is fixedly connected to the upper portion of the right end face of the box body, a first motor and a second motor are arranged on the upper end face of the supporting seat, a sliding column is fixedly connected to the output shaft of the first motor, a first worm is slidably connected to the middle of the sliding column, a first worm wheel is meshed and connected to the front end face of the first worm, a threaded sleeve is fixedly connected to the lower end face of the first worm, a first threaded rod is connected to the inner cavity of the threaded sleeve in a threaded manner, a sliding rod is connected to the lower portion of the first threaded rod in a penetrating manner, a second gear box is fixedly connected to the lower end face of the first threaded rod, a top plate is fixedly connected to the lower end face of the second gear box, a second worm is rotatably connected to the inner cavity of the second gear box, a second worm wheel is, the utility model discloses a quick-witted structure, including first turbine inner chamber, roof, first lug, heating jaw, heating furnace, second turbine inner chamber threaded connection have the second threaded rod, end face fixedly connected with chassis down under the second threaded rod, chassis under the chassis outside fixed surface is connected with first lug, the terminal surface passes through backup pad fixedly connected with upper chassis under the roof, it is connected with the connecting plate to rotate between first lug, end face fixedly connected with third lug on the connecting plate, it is connected with the clamping jaw to rotate between the third lug, go up chassis outside fixed surface and be connected with the second lug, clamping jaw lower part centre gripping has the material to be measured, the material below that is measured is provided with the heating furnace, the output shaft end fixedly connected with lead screw of second motor, lead screw middle part threaded connection has the.

Preferably, the front end face of the box body is rotatably connected with a box door, the box door is made of transparent heat-resistant materials, and a sealing gasket is arranged at the joint of the box door.

Preferably, the middle part of the limiting rod is connected with a first gear box in a sliding mode.

Preferably, the left side and the right side of the inner cavity of the box body are symmetrically provided with sliding grooves, the inner cavity of each sliding groove is connected with a sliding block in a sliding mode, the right end face of each sliding block is fixedly connected with a sliding column, and the right end face of each sliding column is fixedly connected with a sliding rod.

Preferably, the sliding column is butterfly-shaped, the first worm wheel is rotatably connected with the first gear box through a rotating shaft, and the threaded column is fixedly connected with the first gear box.

Preferably, the second worm wheel is rotatably connected with the second gear box through a shaft sleeve, the second threaded rod is in through connection with the shaft sleeve, the second gear box and the first threaded rod, the rotating handle is in through connection with the second gear box, and the rotating handle is provided with anti-skidding lines.

Preferably, the second lug is rotatably connected with the clamping jaw, the connecting plate and the second threaded rod are connected with the upper chassis in a penetrating manner, the clamping jaw, the first lug, the connecting plate, the second lug and the third lug are all arranged in 6 in a central shaft annular array of the lower chassis, and the heating furnace is fixedly connected with the box body.

Preferably, the upper part of the front end face of the clamping jaw is provided with a limiting hole, the limiting hole is rotatably connected with the clamping jaw through a matching pin, and the number of the limiting holes is 3.

Advantageous effects

The invention provides an automatic device for testing the fire resistance of an aeronautical material. The method has the following beneficial effects:

(1) the automation device for testing the fire resistance of the aviation material comprises a first worm, a second worm, a first worm wheel, a second worm wheel, a first lug, a connecting rod, a second lug and a third lug, wherein the first worm is meshed with the second worm wheel through rotating a rotating handle, the second worm is meshed with the second worm wheel and is connected with the second worm wheel, the second worm wheel is in threaded connection with the second worm wheel, the second worm wheel can drive the second worm rod to move upwards or downwards, the lower chassis moves upwards or downwards, when the lower chassis moves downwards, the lower part of a clamping jaw can move upwards through the matching of the first lug, the connecting rod, the second lug and the third lug, the clamping jaw can conveniently and quickly clamp the material to be tested, the working efficiency of the whole device is improved, the material to be tested is heated through the matching of a heating furnace, the function of heating the material to be tested is realized by the whole device, and the clamping, therefore, the whole device can adapt to materials to be tested with different sizes for use, and the practicability of the whole device is improved.

(2) The automation device for testing the fire resistance of the aviation material is characterized in that after the material to be tested is heated, the sliding column is rotated by starting the first motor, the sliding column is butterfly-shaped, so that the first worm can be driven to rotate, the first worm is meshed and connected with the first worm wheel, so that the first worm wheel drives the threaded sleeve to rotate, the first threaded rod is connected with the sliding rod in a sliding manner, the sliding rod is connected with the sliding chute in a sliding manner through the sliding column matching sliding block, so that the first threaded rod shrinks towards the inner cavity of the threaded sleeve, the material to be tested rises, a worker starts the second motor to rotate the screw rod, the screw rod is connected with the screw rod in a threaded manner through the threaded column, the threaded column is fixedly connected with the first gear box and then matched with the limiting rod, so that the first gear box and the material to be tested can move towards one side of the inner cavity of the box body, and, thereby the staff can operate the device at a long distance, and then avoids the harmful gas that produces in the material heating that awaits measuring to cause the harm to staff's health, is transparent heat-resisting material through the chamber door material, has made things convenient for the staff to the observation and the operation of box on the one hand, and on the other hand has prevented that the material that awaits measuring from producing when the high temperature heating has harmful gas to influence staff's physical and mental health.

Drawings

FIG. 1 is a schematic top sectional view of the present invention;

FIG. 2 is an enlarged view of area A of FIG. 1;

FIG. 3 is a schematic view of the internal cross-section of the first gearbox of the present invention;

FIG. 4 is a schematic cross-sectional view of a second gearbox of the present invention;

FIG. 5 is a front cross-sectional structural view of the present invention;

FIG. 6 is a front view of the overall structure of the present invention.

In the figure: 1-box body, 2-box door, 3-supporting seat, 4-first motor, 5-second motor, 6-sliding column, 7-first worm, 8-first gear box, 9-first worm gear, 10-threaded sleeve, 11-first threaded rod, 12-sliding rod, 121-sliding column, 122-sliding block, 123-sliding groove, 13-second gear box, 14-second worm, 15-rotating handle, 16-second worm gear, 17-second threaded rod, 18-top plate, 19-lower chassis, 20-first lug, 21-upper bottom plate, 22-second lug, 23-connecting plate, 24-third lug, 25-clamping jaw, 26-limiting hole, 261-pin, 27-supporting plate, 28-material to be measured, 29-heating furnace, 30-screw rod, 31-threaded column, 32-limiting rod and 33-calibration piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: an automatic device for testing the fire resistance of an aviation material comprises a box body 1, a supporting seat 3 is fixedly connected to the upper portion of the right end face of the box body 1, a first motor 4 and a second motor 5 are arranged on the upper end face of the supporting seat 3, a sliding column 6 is fixedly connected to the output shaft end of the first motor 4, a first worm 7 is slidably connected to the middle portion of the sliding column 6, a first worm wheel 9 is connected to the front end face of the first worm 7 in a meshing manner, a threaded sleeve 10 is fixedly connected to the lower end face of the first worm wheel 9, a first threaded rod 11 is connected to the inner cavity of the threaded sleeve 10 in a threaded manner, a sliding rod 12 is connected to the lower portion of the first threaded rod 11 in a penetrating manner, a second gear box 13 is fixedly connected to the lower end face of the first threaded rod 11, a top plate 18 is fixedly connected to the lower end face of the second gear box 13 in a rotating manner, a second worm 14 is connected, the inner cavity of the second turbine 16 is in threaded connection with a second threaded rod 17, the lower end face of the second threaded rod 17 is fixedly connected with a lower chassis 19, the outer side surface of the lower chassis 19 is fixedly connected with a first lug 20, the lower end face of the top plate 18 is fixedly connected with an upper chassis 21 through a supporting plate 27, a connecting plate 23 is rotatably connected between the first lugs 20, the upper end face of the connecting plate 23 is fixedly connected with a third lug 24, the third lug 24 is rotatably connected with a clamping jaw 25, the outer side surface of the upper chassis 21 is fixedly connected with a second lug 22, the lower portion of the clamping jaw 25 clamps a material 28 to be detected, a heating furnace 29 is arranged below the material 28 to be detected, an output shaft end of the second motor 5 is fixedly connected with a lead screw 30, the middle portion of the lead screw 30 is in threaded connection with.

In this embodiment, the front end surface of the box body 1 is rotatably connected with a box door 2, the box door 2 is made of a transparent heat-resistant material, and a sealing gasket is arranged at the joint of the box door 2. The box door 2 is made of transparent heat-resistant material, so that the box body 1 is convenient for observation and operation of workers, and the materials 28 to be tested are prevented from generating harmful gas to influence physical and mental health of the workers during high-temperature heating.

In this embodiment, the middle of the limiting rod 32 is slidably connected with the first gear box 8.

In this embodiment, the left and right sides of the inner cavity of the box body 1 are symmetrically provided with sliding grooves 123, the inner cavity of the sliding grooves 123 is slidably connected with a sliding block 122, the right end face of the sliding block 122 is fixedly connected with a sliding column 121, and the right end face of the sliding column 121 is fixedly connected with a sliding rod 12.

In this embodiment, the sliding column 6 is butterfly-shaped, the first worm wheel 9 is rotatably connected to the first gear box 8 through a rotating shaft, and the threaded column 31 is fixedly connected to the first gear box 8. After the material 28 to be tested is heated, the sliding column 6 is rotated by starting the first motor 4, the sliding column 6 is butterfly-shaped, so that the first worm 7 can be driven to rotate, the first worm 7 is meshed with the first worm wheel 9, so that the first worm wheel 9 drives the threaded sleeve 10 to rotate, as the first threaded rod 11 is in sliding connection with the sliding rod 12, the sliding rod 12 is in sliding connection with the sliding chute 123 through the sliding column 121 and the matching sliding block 122, so that the first threaded rod 11 contracts towards the inner cavity of the threaded sleeve 10, further the material 28 to be tested is lifted, a worker starts the second motor 5 to rotate the screw rod 30, the threaded column 31 is in threaded connection with the screw rod 30, the threaded column 31 is fixedly connected with the first gear box 8, and then the limiting rod 32 is matched, so that the first gear box 8 and the material 28 to be tested can move towards the inner cavity side of the box body 1 and then the calibration piece 33 is matched, can detect the material 28 to be measured to the staff can operate the device at a long distance, and then avoid the harmful gas that produces in the heating of the material 28 to be measured to cause the harm to staff's health.

In this embodiment, the second worm wheel 16 is rotatably connected to the second gear box 13 through a shaft sleeve, the second threaded rod 17 is penetratingly connected to the shaft sleeve, the second gear box 13 and the first threaded rod 11, the rotating handle 15 is penetratingly connected to the second gear box 13, and the rotating handle 15 is provided with anti-slip patterns.

In this embodiment, the second lug 22 is rotatably connected with the clamping jaw 25, the connecting plate 23 and the second threaded rod 17 are both connected with the upper chassis 21 in a penetrating manner, the clamping jaw 25, the first lug 20, the connecting plate 23, the second lug 22 and the third lug 24 are all 6 in a central collar-shaped array of the lower chassis 19, and the heating furnace 29 is fixedly connected with the box body 1. The staff makes second worm 14 rotate through rotating handle 15, be connected with the meshing of second worm wheel 16 through second worm 14, thereby second worm wheel 16 obtains rotating, because second worm wheel 16 and second threaded rod 17 threaded connection, thereby second worm wheel 16 can drive second threaded rod 17 upwards or move down, and then lower chassis 21 obtains upwards or move down, when chassis 21 moves down, through first lug 20, connecting rod 23, second lug 22, the cooperation of third lug 24, can make the lower part of clamping jaw 25 upwards move, thereby clamping jaw 25 can make things convenient for quick to the material 28 that awaits measuring to carry out the centre gripping, the work efficiency of whole device has been improved, cooperate heating furnace 29 again to the material 28 that awaits measuring to heat, thereby whole device has realized the function that heats the material 28 that awaits measuring.

In this embodiment, the upper portion of the front end face of the clamping jaw 25 is provided with a limiting hole 26, the limiting hole 26 is rotatably connected with the clamping jaw 25 through a matching pin 261, and the number of the limiting holes 26 is 3. The staff can change the angle of clamping jaw 25 centre gripping through the spacing hole 26 of bolt 261 cooperation difference to whole device can adapt to the not unidimensional material 28 that awaits measuring and use, and then has improved the practicality of whole device.

During operation, the worker rotates the rotating handle 15 to rotate the second worm 14, the second worm 14 is meshed with the second worm wheel 16 to be connected, so that the second worm wheel 16 rotates, the second worm wheel 16 is in threaded connection with the second threaded rod 17, so that the second worm wheel 16 can drive the second threaded rod 17 to move upwards or downwards, the lower chassis 21 further moves upwards or downwards, when the lower chassis 21 moves downwards, the lower part of the clamping jaw 25 can move upwards through the matching of the first lug 20, the connecting rod 23, the second lug 22 and the third lug 24, so that the clamping jaw 25 can conveniently and quickly clamp the material 28 to be tested, the working efficiency of the whole device is improved, the heating furnace 29 is matched to heat the material 28 to be tested, the whole device realizes the function of heating the material 28 to be tested, the worker can change the clamping angle of the clamping jaw 25 through the bolt 261 matched with different limiting holes 26, the whole device can be suitable for materials 28 to be tested with different sizes, the practicability of the whole device is improved, after the materials 28 to be tested are heated, the sliding column 6 is rotated by starting the first motor 4, the sliding column 6 is in a butterfly shape, the first worm 7 can be driven to rotate, the first worm 7 is meshed with the first worm wheel 9 and is connected with the first worm wheel 9, the first worm wheel 9 drives the threaded sleeve 10 to rotate, the first threaded rod 11 is in sliding connection with the sliding rod 12, the sliding rod 12 is in sliding connection with the sliding chute 123 through the sliding column 121 and the sliding block 122, the first threaded rod 11 shrinks towards the inner cavity of the threaded sleeve 10, the materials 28 to be tested are lifted, a worker starts the second motor 5 to rotate the screw rod 30, the threaded column 31 is in threaded connection with the screw rod 30, the threaded column 31 is fixedly connected with the first gear box 8, and then the limiting rod 32 is matched, thereby first gear box 8 and await measuring material 28 can remove to inner chamber one side of box 1, deuterogamy calibration piece 33, can detect the material 28 that awaits measuring, thereby the staff can operate the device at remote distance, and then avoid the harmful gas that produces in the material 28 that awaits measuring heating to cause the harm to staff's health, be transparent heat-resisting material through the chamber door 2 material, made things convenient for the staff to the observation and the operation of box 1 on the one hand, on the other hand has prevented that the material 28 that awaits measuring from producing when high temperature heating has harmful gas to influence staff physical and mental health. Whole an automation equipment for aircraft material fire resistance tests, through the cooperation of clamping jaw 25, pin 261 and spacing hole 26 etc. can the not unidimensional material 28 that awaits measuring of centre gripping, through the cooperation of first worm 7, first worm wheel 9 and first threaded rod 11 etc. the staff can operate the device at a long distance, has guaranteed the secure environment that the staff worked.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.