CN210707972U

CN210707972U - Mechanical test tool for space sun-facing orientation device

Info

Publication number: CN210707972U
Application number: CN201921489014.9U
Authority: CN
Inventors: 张健; 陈俊
Original assignee: Suzhou Tst Control Technology Co ltd
Current assignee: Suzhou Tst Control Technology Co ltd
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-06-09
Anticipated expiration: 2029-09-09

Abstract

The utility model discloses a space is to sun orienting device mechanical test frock, comprising a base plate, the bottom plate top face outside is provided with outer cylinder, bottom plate top face middle part is provided with interior cylinder, be provided with the floor between outer cylinder and the interior cylinder, outer cylinder surface is provided with the observation wire hole, outer cylinder top is provided with installation face, interior cylinder top is provided with the orienting device to the sun, orienting device middle part to the sun sets up cabin body installation face in addition. The utility model discloses a carry out bottom plate, outer cylinder and interior cylinder and make by monolithic casting, make the frock of aluminum alloy, adopt mould one shot casting shaping, carry out secondary operation again for manufacturing accuracy, cycle and cost all obtain better control, and the aluminum alloy quality is lighter, satisfies the requirement of vibration equipment thrust, and structural internal stress is less, and the damping is great, can effectively reduce the vibration amplitude of frock in the resonance frequency range.

Description

Mechanical test tool for space sun-facing orientation device

Technical Field

The utility model relates to an experimental frock technical field, more specifically says, the utility model relates to a space is to sun orienting device mechanical test frock.

Background

China builds own space stations before and after 2022 years, and the solar sailboards are used as energy sources of the space stations, so that the solar sun exposure rate is improved, and the space-to-sun orientation device is commonly adopted in various countries. The space sun-facing orientation device is connected with the space station and the solar sailboards and is used for driving the large truss and the solar sailboards on the two sides of the large truss to continuously rotate so as to realize the sun-facing orientation function.

In order to evaluate the motion control performance and the on-orbit working reliability of the developed sun-tracking orienting device, a ground simulation test system is required to be established to test the dynamic characteristics of the sun-tracking orienting device, and in addition, mechanical tests such as vibration, impact and the like are required to be carried out on the sun-tracking orienting device so as to evaluate the capability of the sun-tracking orienting device in bearing the vibration environment in the launching stage. One of the premises that the test contents can be smoothly and effectively carried out is the development of a test tool. But no test tool can meet the requirements at present.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a space is to day orienting device mechanical test frock, through adopting the whole pouring of aluminum alloy, structural internal stress is less, and the damping is great, can effectively reduce the vibration amplitude of frock in the resonant frequency range, and the cutting process of being convenient for has shortened experimental preparation cycle to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a space is to sun orienting device mechanical test frock, includes the bottom plate, the bottom plate top face outside is provided with outer cylinder, bottom plate top face middle part is provided with interior cylinder, be provided with the floor between outer cylinder and the interior cylinder, outer cylinder surface is provided with observes the wire hole, outer cylinder top is provided with the installation face, interior cylinder top is provided with sun orienting device, sun orienting device middle part sets up cabin body installation face in addition.

In a preferred embodiment, one end of the solar orientation device is arranged as a cabin body end, and the other end of the solar orientation device is arranged as a truss end.

In a preferred embodiment, the bottom plate is provided in a circular shape, and both the outer cylinder and the inner cylinder are cylindrical structures.

In a preferred embodiment, the bottom plate, the outer cylinder and the inner cylinder are arranged in the same vertical line, and the bottom plate, the outer cylinder and the inner cylinder are integrally cast by aluminum alloy.

In a preferred embodiment, the number of the rib plates and the number of the observation outlet holes are eight, the eight rib plates and the eight observation outlet holes are arranged in central symmetry around the bottom plate circular line, and the rib plates and the observation outlet holes are arranged in an interactive manner.

In a preferred embodiment, the bottom plate surface is provided with clearance holes, and the number of the clearance holes is three.

In a preferred embodiment, the upper mounting surface is provided with threaded holes and threaded hoisting holes, and the threaded holes and the threaded hoisting holes are distributed on the upper mounting surface in a circular manner.

In a preferred embodiment, the nacelle end is cylindrically shaped and mates with the inner cylinder, and the nacelle mounting surface mates with the upper mounting surface.

The utility model discloses a technological effect and advantage: the utility model discloses a bottom plate, outer cylinder and interior cylinder are made by aluminum alloy monolithic pouring, make the frock of aluminum alloy, adopt mould one shot casting shaping, carry out secondary operation again for manufacturing accuracy, cycle and cost all obtain better control, and the aluminum alloy quality is lighter, satisfies the requirement of vibration equipment thrust, and structural internal stress is less, and the damping is great, can effectively reduce the vibration amplitude of frock in the resonance frequency range.

Drawings

Fig. 1 is an overall schematic view of the present invention.

Fig. 2 is a schematic overall side view of the cross-section of the present invention.

Fig. 3 is an overall schematic plan view of the present invention.

Fig. 4 is a schematic overall side view of the present invention.

Fig. 5 is a schematic side view of the usage state of the present invention.

Fig. 6 is an overall schematic view of the usage state of the present invention.

Fig. 7 is a schematic side view of the usage state of the present invention.

The reference signs are: 1-bottom plate, 2-outer cylinder, 3-inner cylinder, 4-ribbed plate, 5-observation outlet hole, 6-upper mounting surface, 7-sun-facing directional device, 8-cabin body mounting surface, 9-cabin body end and 10-truss end.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a space is to sun orienting device mechanical test frock as shown in fig. 1-7, comprising a

base plate

1, 1 top of bottom plate end face outside is provided with

outer cylinder

2, 1 top of bottom plate end face middle part is provided with interior cylinder 3, be provided with floor 4 between outer cylinder 2 and the

interior cylinder

3, 2 surfaces of outer cylinder are provided with observes the

wire hole

5, 2 tops of outer cylinder are provided with

installation face

6, 3 tops of interior cylinder are provided with sun orienting device 7, set up cabin body installation face 8 in addition in 7 middle parts of sun orienting device.

Further, one end of the sun-facing directional device 7 is arranged as a cabin body end 9, and the other end of the sun-facing directional device 7 is arranged as a truss end 10.

Further, the bottom plate 1 is configured to be circular, and the outer cylinder 2 and the inner cylinder 3 are both cylindrical structures.

Furthermore, the centers of circles of the bottom plate 1, the outer cylinder 2 and the inner cylinder 3 are arranged in the same vertical line, and the bottom plate 1, the outer cylinder 2 and the inner cylinder 3 are integrally cast by aluminum alloy.

Furthermore, the number of the rib plates 4 and the number of the observation wire outlets 5 are eight, the eight rib plates 4 and the eight observation wire outlets 5 are arranged in central symmetry by using the circular center line of the bottom plate 1, and the rib plates 4 and the observation wire outlets 5 are arranged in an interactive mode.

Further, the surface of the bottom plate 1 is provided with three kinds of clearance holes, and the number of the clearance holes is three.

Furthermore, the surface of the upper mounting surface 6 is provided with threaded holes and threaded hoisting holes, and the threaded holes and the threaded hoisting holes are circularly distributed on the surface of the upper mounting surface 6.

Further, the cabin body end 9 is cylindrical in shape and matched with the inner cylinder 3, and the cabin body mounting surface 8 is matched with the upper mounting surface 6.

The implementation mode is specifically as follows: when the sun-tracking orienting device 7 is installed, a cabin body end 9 of the sun-tracking orienting device 7 faces downwards and is placed into the inner cylinder 3, a cabin body installation surface 8 in the middle of the sun-tracking orienting device 7 is in butt joint with the upper installation surface 6, the circularly distributed threaded holes and threaded hoisting holes are distributed on the upper installation surface by utilizing the threaded holes and the threaded hoisting holes on the upper installation surface 6, 32 screws are adopted for fixing and installing, so that the sun-tracking orienting device 7 is fixed, the tool is formed by one-step casting through a die and then is subjected to secondary processing, the secondary processing mainly processes the observation outlet holes 5, the clearance holes on the surface of the bottom plate 1 and the threaded holes and the threaded hoisting holes on the upper installation surface 6, the eight observation outlet holes 5 are convenient for observing the test result of the sun-tracking orienting device, and the data line connected with the sun-tracking orienting device 7 can extend out of the observation outlet holes, the manufacturing precision, cycle and cost are all controlled well, the frock adopts 6061 aluminum alloy integral casting, the appearance of outer cylinder 2 and interior cylinder 3 all is the drum structure, bottom plate 1 has laid the multiple clearance hole of circular distribution, various clearance hole quantity all sets up to a plurality ofly, utilize floor 4 to support between outer cylinder 2 and interior cylinder 3, improve the structural stability of frock, the frock quality that the aluminum alloy was made is lighter, satisfy the requirement of vibration equipment thrust, structural internal stress is less, and the damping is great, can effectively reduce the vibration amplitude of frock in the resonant frequency scope, this mechanical test frock fundamental frequency is higher, the fundamental frequency is greater than 200Hz, in sinusoidal test, control curve is steady, make things convenient for the use of frock, and make things convenient for the test of sun orientation device, carry experimental effect.

The utility model discloses the theory of operation: referring to the attached drawings 1-7 of the specification, when the sun direction device 7 is installed, the cabin body end 9 of the sun direction device 7 faces downwards and is placed inside the inner cylinder 3, the cabin body installation surface 8 in the middle of the sun direction device 7 is in butt joint with the upper installation surface 6, the threaded holes and the threaded hoisting holes in the upper installation surface 6 are utilized, 32 screws are adopted for fixed installation, the sun direction device 7 is fixed, the tool made of aluminum alloy is light in weight, the thrust requirement of vibration equipment is met, the structural internal stress is small, the damping is large, the vibration amplitude of the tool in the resonance frequency range can be effectively reduced, the use of the tool is facilitated, the test of the sun direction device is facilitated, and the test effect is improved.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a space is to sun orienting device mechanical test frock, includes bottom plate (1), its characterized in that: an outer cylinder (2) is arranged on the outer side of the top end face of the bottom plate (1), an inner cylinder (3) is arranged in the middle of the top end face of the bottom plate (1), a rib plate (4) is arranged between the outer cylinder (2) and the inner cylinder (3), an observation wire outlet (5) is arranged on the surface of the outer cylinder (2), an upper mounting face (6) is arranged at the top of the outer cylinder (2), a sun-facing directional device (7) is arranged at the top of the inner cylinder (3), and a cabin mounting face (8) is arranged in the middle of the sun-facing directional device (7).

2. The mechanical test tool for the space sun-facing orienting device according to claim 1, wherein: one end of the sun-facing orienting device (7) is arranged to be a cabin body end (9), and the other end of the sun-facing orienting device (7) is arranged to be a truss end (10).

3. The mechanical test tool for the space sun-facing orienting device according to claim 1, wherein: the bottom plate (1) is circular, and the outer cylinder (2) and the inner cylinder (3) are both cylindrical structures.

4. The mechanical test tool for the space sun-facing orienting device according to claim 1, wherein: the center of a circle of the bottom plate (1), the outer cylinder (2) and the inner cylinder (3) are arranged in the same vertical line, and the bottom plate (1), the outer cylinder (2) and the inner cylinder (3) are integrally cast by aluminum alloy.

5. The mechanical test tool for the space sun-facing orienting device according to claim 1, wherein: the number of the rib plates (4) and the number of the observation wire outlets (5) are eight, the rib plates (4) and the observation wire outlets (5) are arranged in a centrosymmetric manner by using the circular center line of the bottom plate (1), and the rib plates (4) and the observation wire outlets (5) are arranged in an interactive manner.

6. The mechanical test tool for the space sun-facing orienting device according to claim 1, wherein: the surface of the bottom plate (1) is provided with clearance holes, and the number of the clearance holes is three.

7. The mechanical test tool for the space sun-facing orienting device according to claim 1, wherein: and the surface of the upper mounting surface (6) is provided with threaded holes and threaded hoisting holes, and the threaded holes and the threaded hoisting holes are circularly distributed on the surface of the upper mounting surface (6).

8. The mechanical test tool for the space sun-facing orienting device according to claim 2, wherein: the cabin body end (9) is cylindrical and matched with the inner cylinder (3), and the cabin body mounting surface (8) is matched with the upper mounting surface (6).