Full-missile full-length swing error measuring device

Abstract

The utility model relates to the technical field of projectile body state measurement, in particular to a full-projectile full-length runout measuring device which comprises a measuring platform and a projectile body rotation driving mechanism connected to the measuring platform. The projectile body rotation driving mechanism comprises a mounting plate detachably and fixedly connected to the measuring platform, a driving motor fixedly connected to the measuring platform, a power transmission assembly in driving connection with the driving motor and a driving wheel connected to the mounting plate, and the projectile body is erected above the mounting plate; the power transmission assembly is in driving connection with the output end of the driving motor, the driving wheel is in driving connection with the power transmission assembly, and the projectile body abuts against the top of the driving wheel. The device and the method have the advantage that the missile body runout can be measured.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of elastic body state measurement, and particularly relates to a full-elastic full-length runout measuring device. BACKGROUND

[0002] With the development of science and technology and military technology, large-diameter rocket projectiles are a development trend, but the current measurement and testing means for large-diameter elastic bodies cannot meet the needs of technological development.

[0003] Runout is the amount of bending deformation of an axle part, and the runout of a solid rocket refers to the maximum change amount of the surface center axis of a measured rocket projectile at a certain cross section after the rocket projectile rotates one revolution based on the center axis. Measuring the runout of a rocket projectile is of great significance to the safe launching and operation of the rocket projectile.

[0004] Currently, the measurement of elastic body data mainly focuses on the length measurement of the elastic body, and the runout cannot be accurately measured by the equipment. CONTENT OF THE UTILITY MODEL

[0005] In order to measure the runout of an elastic body, the application provides a full-elastic full-length runout measuring device.

[0006] The full-elastic full-length runout measuring device provided by the application adopts the following technical scheme:

[0007] The full-elastic full-length runout measuring device comprises a measuring platform and an elastic body rotating driving mechanism connected to the measuring platform, wherein the elastic body rotating driving mechanism comprises a mounting plate which is detachably and fixedly connected to the measuring platform, a driving motor which is fixedly connected to the measuring platform, a power transmission assembly which is drivingly connected to the output end of the driving motor, and a driving wheel which is connected to the mounting plate, an elastic body frame is arranged above the mounting plate, the power transmission assembly is drivingly connected to the output end of the driving motor, the driving wheel is drivingly connected to the power transmission assembly, and the elastic body abuts against the top of the driving wheel.

[0008] By adopting the above technical scheme, when measurement is performed, the elastic body is driven to rotate by controlling the elastic body rotating driving mechanism, the driving wheel is driven to move by the power transmission assembly after the driving motor is started, the driving wheel drives the elastic body to rotate due to the mutual abutment of the driving wheel and the elastic body, and the deflection of the elastic body is measured by an external device, so that the runout of the elastic body is measured.

[0009] Optionally, the power transmission assembly comprises a belt, a driving belt pulley rotatably connected to the mounting plate, a tension belt pulley rotatably connected to the mounting plate, and a supporting belt pulley rotatably connected to the mounting plate, the driving belt pulley is coaxially fixedly connected to the output end of the driving motor, the rotating shaft of the supporting belt pulley is coaxially fixedly connected to the driving wheel, and the belt is wound between the driving belt pulley, the tension belt pulley, and the supporting belt pulley.

[0010] By adopting the above technical scheme, when the user starts the driving motor, the driving belt pulley drives the belt to move, the belt drives the supporting belt pulley and the driving wheel to rotate, and the purpose of rotating and deflecting the projectile is achieved.

[0011] Optionally, the number of the mounting plates is two, and the two mounting plates are sequentially arranged along the length direction of the projectile.

[0012] By adopting the above technical scheme, the two mounting plates support the projectile, so that the projectile is more stable during movement.

[0013] Optionally, the power transmission assembly has one driving motor, two driving belt pulleys, two groups of belts, two groups of tension belt pulleys, and two groups of supporting belt pulleys, the number of the supporting belt pulleys is equal to the number of the driving wheels, each group of the belts comprises two belts, each group of the tension belt pulleys comprises two tension belt pulleys, each group of the supporting belt pulleys comprises two supporting belt pulleys, each mounting plate is connected with one driving belt pulley, one group of belts, one group of tension belt pulleys, and one group of supporting belt pulleys, each two tension belt pulleys in each group are located at the same height, each two supporting belt pulleys in each group are located at the same height, each two driving wheels in each group are located at the same height, each two belts in each group are wound around the same driving belt pulley, each two belts in each group are arranged along the axis of the driving belt pulley, and there is a gap between each two belts in each group.

[0014] By adopting the above technical scheme, when the user starts the driving motor, the driving motor drives the belt connected thereto to work, the belt drives the two driving wheels located on the same mounting plate to rotate, at this time, under the action of friction, the driving wheels drive the projectile to deflect, and at the same time, under the action of friction, the projectile drives the two driving wheels on the other mounting plate to rotate, so that the rotation of the projectile is more stable.

[0015] Optionally, the light source comprises a plurality of light supplementing light sources, and the plurality of light supplementing light sources are uniformly arranged along the length direction of the projectile.

[0016] By adopting the technical scheme, when a user measures the length and the runout of the elastic body through the external device, the light source can provide light, and the accuracy of data calculation is improved.

[0017] Optionally, the number of the light source is three, and one light source is arranged at each end of the elastic body, and one light source is arranged at the side of the elastic body.

[0018] By adopting the technical scheme, when a user measures the length and the runout of the elastic body through the external device, the light source can provide light, and the accuracy of data calculation is improved.

[0019] To sum up, the present application has at least one of the following beneficial technical effects:

[0020] The elastic body rotating driving mechanism in the present application can drive the elastic body to deflect and rotate on the measuring platform, and facilitate the user to measure through the external device.

[0021] The power transmission assembly and the driving wheel on the two mounting plates in the present application make the movement of the elastic body more stable. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is a structural schematic diagram of a full elastic body full length runout measuring device disclosed by the embodiment of the present application.

[0023] Figure 2 is a structural schematic diagram of part of the elastic body rotating driving mechanism in the embodiment of the present application.

[0024] Legend: 1, measuring platform; 2, elastic body rotating driving mechanism; 21, mounting plate; 22, driving motor; 23, power transmission assembly; 231, belt; 232, driving belt pulley; 233, tension belt pulley; 234, supporting belt pulley; 24, driving wheel; 3, light source; 100, elastic body. DETAILED DESCRIPTION

[0025] The following will be described in detail with reference to the accompanying drawings. Figure 1 - the accompanying drawings Figure 2 The present application will be further described in detail.

[0026] At present, in order to measure the runout of the elastic body, the embodiment of the present application proposes a full elastic body full length runout measuring device.

[0027] The embodiment of the present application discloses a full elastic body full length runout measuring device. Referring to Figure 1 and Figure 2The utility model provides a kind of full elastic full length swing difference measuring device, including measuring platform 1, detachably connected with the measuring platform 1 projectile rotating drive mechanism 2 and detachably connected with the measuring platform 1 light source 3, measuring platform 1 has fixed hole with equal interval, can be adjusted according to the position of projectile 100 rotating mechanism, light source 3 and other detection equipment of projectile 100 different specifications, projectile rotating drive mechanism 2 includes two mounting plates 21 that can be detachably fixedly connected with measuring platform 1, fixedly connected with the drive motor 22 of measuring platform 1, power transmission assembly 23 that is driven connection is located in drive motor 22 and the drive wheel 24 connected with mounting plate 21, projectile 100 is erected above mounting plate 21, power transmission assembly 23 is driven connection is located in the output of drive motor 22, drive wheel 24 is driven connection is located in power transmission assembly 23, projectile 100 is abutted on the top of drive wheel 24.When measuring, projectile 100 is rotated by controlling projectile rotating drive mechanism 2, after starting drive motor 22, drive wheel 24 is moved by power transmission assembly 23, since drive wheel 24 and projectile 100 are mutually abutted, so that drive wheel 24 drives projectile 100 to rotate, user measures the deflection of projectile 100 by external equipment, realizes the purpose of measuring the swing difference of projectile 100.

[0028] Further, when user calculates and measures the length, swing difference and other data of projectile 100 by external equipment, light source 3 can provide light, improve the accuracy of data calculation.

[0029] Refer to Figure 1 And Figure 2The power transmission assembly 23 comprises a belt 231, a driving pulley 232 rotatably connected to the mounting plate 21, a tensioning pulley 233 rotatably connected to the mounting plate 21, and a supporting pulley 234 rotatably connected to the mounting plate 21. The power transmission assembly 23 has one driving motor 22, two driving pulleys 232, two sets of belts 231, two sets of tensioning pulleys 233, and two sets of supporting pulleys 234. The number of supporting pulleys 234 is equal to the number of driving wheels 24. Each set of tensioning pulleys 233 comprises two tensioning pulleys 233. Each set of supporting pulleys 234 comprises two supporting pulleys 234. Each mounting plate 21 is connected with one driving pulley 232, one set of belts 231, one set of tensioning pulleys 233, and one set of supporting pulleys 234. Each set of belts 231 comprises two belts 231. Each set of two belts 231 is arranged along the axis of the driving pulley 232. Each set of two belts 231 has a gap therebetween. The two belts 231 on the same mounting plate 21 are arranged obliquely and staggered at the center of the mounting plate 21. Each set of two tensioning pulleys 233 is located at the same height. The tensioning pulleys 233 frictionally contact the belts 231 to keep the belts 231 in a tensioned state, thereby stabilizing the movement of the supporting pulleys 234 and the driving wheels 24. Each set of two supporting pulleys 234 is located at the same height. Each set of two driving wheels 24 is located at the same height. When the supporting pulleys 234 rotate, the driving wheels 24 are driven to rotate. Through the friction between the driving wheels 24 and the elastic body 100, the transmission is achieved.

[0030] Further, in the embodiment of the present application, the driving wheels 24 on the two mounting plates 21 face each other. The belts 231 on the two mounting plates 21 are located on the side surfaces of the two mounting plates 21 away from each other, so that the two sets of driving wheels 24 are close to the two sets of supporting points of the elastic body 100, and the elastic body 100 can be stably deflected and rotated. The elastic body 100 is clamped between each set of two driving wheels 24, and is arranged between the driving wheels 24. The driving pulley 232 is coaxially fixedly connected to the output end of the driving motor 22. The rotating shaft of the supporting pulley 234 is coaxially fixedly connected to the rotating shaft of the driving wheel 24. The belt 231 is arranged around the driving pulley 232, the tensioning pulley 233, and the supporting pulley 234. The two mounting plates 21 are arranged in sequence along the length direction of the elastic body 100. The elastic body 100 is clamped between the two mounting plates 21. By arranging the driving wheels 24 on the two mounting plates 21 that are spaced apart from each other, the supporting point positions of the elastic body 100 are increased, and the support and movement of the elastic body 100 are more stable. When the user starts the driving motor 22, the driving pulley 232 drives the belt 231 to move, the belt 231 drives the supporting pulley 234 and the driving wheel 24 to rotate, and the purpose of rotating and deflecting the elastic body 100 is achieved.

[0031] Further, when the user starts the driving motor 22, the driving motor 22 drives the belt 231 connected thereto to work, the belt 231 drives the two driving wheels 24 on the same mounting plate 21 to rotate, at this time, under the action of friction, the driving wheel 24 drives the elastic body 100 to deflect, and at the same time, under the action of friction, the elastic body 100 drives the two driving wheels 24 on the other mounting plate 21 to rotate, so that the rotation of the elastic body 100 is more stable.

[0032] Referring to Figure 1 and Figure 2 The number of the light supplementing light sources 3 is multiple, and the multiple light supplementing light sources 3 are uniformly arranged in the length direction of the elastic body 100. In the embodiment of the application, the number of the light supplementing light sources 3 is three, one light supplementing light source 3 is arranged at each end of the elastic body 100, and one light supplementing light source 3 is arranged at the side of the elastic body 100. When the user calculates and measures the length of the elastic body 100 through the external device, the two light supplementing light sources 3 at the two ends of the elastic body 100 can provide light for the length measurement process of the elastic body 100, and improve the accuracy of the length measurement; when the user calculates and measures the runout of the elastic body 100 through the external device, the light supplementing light source 3 at the side of the elastic body 100 can provide light for the runout measurement process of the elastic body 100, and improve the accuracy of the runout measurement.

[0033] The above are preferred embodiments of the application, and do not limit the protection scope of the application, so: all equivalent changes made on the basis of the structure, shape, principle of the application should be covered within the protection scope of the application.

Claims

1. A full elastic full length runout measuring device characterized by: The utility model relates to a kind of elastic body rotating drive mechanism (2) and measurement platform (1) connected to the measurement platform (1), the elastic body rotating drive mechanism (2) includes detachably fixedly connected to the installation plate (21) of the measurement platform (1), fixedly connected to the drive motor (22) of the measurement platform (1), drive connection power transmission assembly (23) connected to the drive motor (22) and drive wheel (24) connected to the installation plate (21), elastic body (100) is erected above installation plate (21), the power transmission assembly (23) is drive connected to the output end of the drive motor (22), the drive wheel (24) is drive connected to the power transmission assembly (23), elastic body (100) abuts the top of the drive wheel (24).

2. The full elastic full length run-out measuring device according to claim 1, characterized in that: The power transmission assembly (23) includes belt (231), drive belt pulley (232) rotationally connected to the installation plate (21), tension belt pulley (233) rotationally connected to the installation plate (21) and support belt pulley (234) rotationally connected to the installation plate (21), the drive belt pulley (232) is coaxially fixedly connected to the output end of the drive motor (22), the shaft of the support belt pulley (234) is coaxially fixedly connected to the drive wheel (24), and the belt (231) is wound between the drive belt pulley (232), the tension belt pulley (233) and the support belt pulley (234).

3. The full elastic full length run-out measuring device according to claim 2, characterized in that: The number of the installation plate (21) is two, and the two installation plates (21) are sequentially arranged along the length direction of the elastic body (100), and the elastic body (100) is clamped between the two installation plates (21).

4. The full elastic full length run-out measuring device according to claim 2, characterized in that: The power transmission assembly (23) has one drive motor (22), two drive belt pulleys (232), two groups of belts (231), two groups of tension belt pulleys (233) and two groups of support belt pulleys (234), the number of support belt pulleys (234) is equal to the number of drive wheels (24), each group of belts (231) contains two belts (231), each group of tension belt pulleys (233) contains two tension belt pulleys (233), each group of support belt pulleys (234) contains two support belt pulleys (234), each installation plate (21) is connected with one drive belt pulley (232), one group of belts (231), one group of tension belt pulleys (233) and one group of support belt pulleys (234), each two tension belt pulleys (233) in each group is located at the same height, each two support belt pulleys (234) in each group is located at the same height, each two drive wheels (24) in each group is located at the same height, each two belts (231) in each group is wound around the same drive belt pulley (232), each two belts (231) in each group is arranged along the axis of the drive belt pulley (232), there is a gap between each two belts (231) in each group, the elastic body (100) is clamped between each two drive wheels (24), and the elastic body (100) is erected between the drive wheels (24).

5. The full elastic full length run-out measuring device according to claim 1, characterized in that: Also include the light source (3), the number of the light source (3) is multiple, multiple light source (3) is uniformly arranged in the length direction of the elastic body (100).

6. A full elastic full length run-out measuring device according to claim 5, characterized in that: The number of the light source (3) is three, one light source (3) is arranged at each end of the elastic body (100), and one light source (3) is arranged at the side of the elastic body (100).

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