CN214748829U - Inclinable transmission test bed - Google Patents
Inclinable transmission test bed Download PDFInfo
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- CN214748829U CN214748829U CN202121208300.0U CN202121208300U CN214748829U CN 214748829 U CN214748829 U CN 214748829U CN 202121208300 U CN202121208300 U CN 202121208300U CN 214748829 U CN214748829 U CN 214748829U
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Abstract
A tiltable transmission test bed relates to a motion simulation test and test device, and belongs to the technical field of motion attitude simulation equipment. The upper end of the fixed support is connected with the upper platform through the support hinged support, and the lower end of the fixed support is connected with the lower platform. The actuator is connected with the upper platform through the upper hinged support and is connected with the actuator positioning device through the lower hinged support. The actuator positioning device is connected with the lower platform. The hinge is connected with the upper platform through a hinge upper hinge support, and the lower end of the hinge is connected with the lower platform. The coordinated movement of the actuators achieves roll, pitch or compound movement. The utility model has the characteristics of can bear super-huge load, motion stability, precision are high, and simple structure, stability, bearing capacity are big, motion decoupling zero, the motion is accurate, are applicable to the simulation to the motion process under different developments, the static condition for product dynamometer such as engine, transmission case and the test of swaing such as national defense industry tank, armored car, aircraft and civil aircraft, engineering machine tool.
Description
Technical Field
The utility model discloses a tilting type transmission test bench relates to motion simulation test, test equipment, belongs to motion gesture analog simulation equipment technical field.
Background
The traditional dynamic simulation motion platform has six-degree-of-freedom, four-degree-of-freedom and three-degree-of-freedom motion platforms. The traditional dynamic simulation motion platform has the following defects: the motion precision is poor, the traction motion is large, the bearing capacity is small, and the motion coordinate axis is a virtual axis. The tiltable transmission test bed can rotate around the X, Y two-axis dead axle simultaneously, and is a high-precision large-load tiltable transmission test bed.
Disclosure of Invention
The utility model aims at providing a high accuracy, heavy load, entity dead axle pivoted inclinable transmission test bench to virtual motion coordinate axle, the motion precision that present dynamic simulation motion platform exists is low, the motion function characteristic that the motion is great, bearing capacity is little, high accuracy, heavy load, entity dead axle pivoted, can bear super-huge load promptly, and the precision is high, the motion stability is standard, safe and reliable, only around X, Y inclinable transmission test bench of dead axle pivoted high accuracy heavy load.
The tiltable transmission test bed is a simulation device for motion process under different road conditions, different sea conditions and other dynamic conditions. The device is suitable for testing and experiments of national defense industries such as aviation, aerospace, weapons, ships, electronics and the like and related civil products.
The inclinable transmission test bed comprises an upper platform, a support hinged support, a fixed support, an upper hinged support, an actuator, a lower hinged support, a lower platform, a hinge upper hinged support and an actuator positioning device, wherein the support hinged support, the fixed support, the upper hinged support, the actuator, the hinge upper hinged support and the actuator positioning device are positioned between the upper platform and the lower platform; the actuator, the hinge, the lower hinged support and the actuator positioning device are positioned on two sides of the fixed support; the driving assembly is an actuator, a locking device is installed on the actuator, and the locking device can lock the platform at any position and can be stopped and locked when power failure occurs.
The upper platform is positioned at the symmetrical center, namely the intersection point of the X, Y axes, and rotates in a fixed axis manner, and the Z axis is the symmetrical center of the fixed support; the fixed support is composed of a supporting top plate, a supporting rib plate and a supporting bottom plate, the upper end of the fixed support is connected with the upper platform through a supporting hinged support, and the lower end of the fixed support is fixedly connected with the lower platform.
The actuator positioning devices are of profile steel welding structures and are respectively provided with reinforcing ribs; the actuator positioning device comprises a vertical plate, a rib plate and a bottom plate; the bottom plate is positioned below the lower platform or is horizontal to the lower platform, and can also be higher than the lower platform.
The hinge is composed of an upper hinge plate, a connecting shaft lower hinge plate and a hinge base; the upper hinge plate, the lower hinge plate and the hinge base are in a profile steel welding structure and are hinged through a connecting shaft; the upper hinge plate is connected with the upper platform through a hinge upper hinge support, and the hinge base is fixedly connected with the lower platform.
The supporting hinged support consists of a bearing base, a large shaft, a small shaft and a connecting piece; the bearing base, the large shaft, the small shaft and the connecting piece are hinged through a bearing or a copper sleeve, the bearing base is connected with the upper platform, and the connecting piece is connected with the fixed support.
The actuators can respectively adopt a fluid actuator, a gas actuator and an electric actuator, each actuator consists of a piston rod, a locking device and a cylinder barrel, and is respectively connected with the upper platform through an upper hinged support and connected with the lower platform through a lower hinged support and an actuator positioning device; and a displacement sensor is arranged in the actuator, and the relative motion information of the actuator is fed back in real time to form closed-loop control with the control system.
The hinge upper hinge support is composed of a hinge shaft bearing seat, a hinge large shaft and a hinge connecting piece, the hinge shaft bearing seat is hinged with the hinge large shaft, the hinge large shaft is hinged with the hinge connecting piece, and the hinge connecting piece is connected with the hinge and the upper platform.
The bearing base is hinged with the large shaft through a bearing or a copper sleeve, the small shaft is hinged with the connecting piece through a bearing or a copper sleeve, the bearing base is connected with the upper platform, and the connecting piece is connected with the fixed support.
The invention has the following beneficial effects: the device has the characteristics of capability of bearing super-large loads, stable motion, high precision and an entity motion shaft, has simple and stable structure, large bearing capacity, motion decoupling and accurate motion, is suitable for simulation of motion processes under different dynamic and static conditions, and is used for power measurement, inclination and swing tests of products such as engines, transmission cases and the like of national defense industrial tanks, armored cars, airplanes, civil airplanes, engineering machinery and the like.
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A more complete appreciation of the invention and many of the attendant advantages thereof will be readily obtained as the same becomes better understood by reference to the following detailed description when considered in connection with the accompanying drawings, wherein the accompanying drawings are included to provide a further understanding of the invention and form a part of this specification, and wherein the illustrated embodiments of the invention and the description thereof are intended to illustrate and not limit the invention, as illustrated in the accompanying drawings, in which:
fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a schematic top view of the present invention.
Fig. 3 is a left side view structure diagram of the present invention.
Fig. 4 is a schematic structural view of the fixed support 3.
Fig. 5 is a schematic view of the actuator positioning device 10.
Fig. 6 is a schematic structural view of the actuator 5.
Fig. 7 is a schematic structural view of the hinge 8.
Fig. 8 is a schematic structural view of the support hinge base 2.
Fig. 9 is a schematic view of the hinge support 9 on the hinge.
The invention is further described with reference to the following figures and examples.
Detailed Description
Obviously, many modifications and variations of the present invention based on the gist of the present invention will be apparent to those skilled in the art.
It will be apparent to those skilled in the art that, as used herein, the singular forms "a," "an," "the," and "the" may include the plural forms as well, unless expressly stated otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element, component or section is referred to as being "connected" to another element, component or section, it can be directly connected to the other element or section or intervening elements or sections may also be present. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description, "plurality" means two or more unless specifically limited otherwise.
Unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art.
The following further explanation is provided in order to facilitate understanding of the embodiments, and the embodiments are not to be construed as limiting the embodiments.
Example 1: as shown in fig. 1, 2, 3, 4, 5, 6, 7, 8 and 9, the tiltable transmission test bed comprises an upper platform 1, a support hinged support 2, a fixed support 3, an upper hinged support 4, an actuator 5, a lower hinged support 6, a lower platform 7, a hinge 8, a hinge upper hinged support 9 and an actuator positioning device 10, wherein the support hinged support 2, the fixed support 3, the upper hinged support 4, the actuator 5, the hinge 8, the hinge upper hinged support 9 and the actuator positioning device 10 are positioned between the upper platform 1 and the lower platform 7; the actuator 5, the lower hinged support 6, the hinge 8 and the actuator positioning device 10 are positioned at two sides of the fixed support 3.
The fixed support 3 is positioned at the symmetrical center of the upper platform 1, namely the intersection point of the X, Y axes, and the Z axis is the symmetrical center of the fixed support 3; the fixed support 3 consists of a supporting top plate 11, a supporting rib plate 12 and a supporting bottom plate 13, the supporting rib plate 12 is respectively connected with the supporting top plate 11 and the supporting bottom plate 13, the upper end of the supporting top plate 11 is connected with the upper platform 1 through a supporting hinged support 2, and the lower end of the supporting bottom plate 13 is fixedly connected with the lower platform 7, so that the linear motion of the upper platform 3 along the direction X, Y, Z is limited, and the safe and reliable operation of the upper platform 1 is ensured; the fixed support 3 or the actuator 5 coordinates with the center of the rotating shaft of the upper platform 1 to do the lateral tilting motion along the X axis and the Y axis pitching motion; the fixed support 3 adopts a box-shaped welding structure, reinforcing ribs are welded in the structure of the support rib plate 12, a bottom plate is arranged at the bottom of the support rib plate 12 and is connected with the support bottom plate 13, and the strength of the fixed support is ensured.
The hinge 8 is composed of an upper hinge plate 20, a connecting shaft 21, a lower hinge plate 22 and a hinge base 23; one end of the upper hinge plate 20 is connected with the connecting shaft 21, one end of the upper hinge plate 20 is connected with the hinge upper hinge support 9, one end of the lower hinge plate 22 is connected with the connecting shaft 21, the other end of the lower hinge plate 22 is connected with the hinge base 23, and the upper hinge plate 20, the lower hinge plate 22 and the hinge base 23 are in a profile steel welding structure and are connected through the connecting shaft 21; the upper hinge plate 20 is connected with the upper platform 1 through the upper hinge support 9 of the hinge, the hinge base 23 is fixedly connected with the lower platform 7, the hinge 8 is arranged at two sides of the fixed support 3 and used as a follow-up part, the hinge can make X, Y-direction rotation movement by utilizing a self rotating shaft, and bears the rotation couple of the upper platform together with the fixed support 3, the hinge can limit the course movement of the upper platform 1 along the Z-axis rotation, and simultaneously ensures the flexibility of the pitching and rolling movement of the upper platform 1, and the connecting shaft 21, the upper hinge plate 20 and the lower hinge plate 22 adopt a tapered roller bearing support mode to overcome the combined action of axial force and radial force, the movement is flexible and free, and the occurrence of movement locking can be avoided.
The actuators 5 are driving components of the tiltable type transmission test bed, the number of the actuators 5 is 4, the actuators 5 are symmetrically arranged along the center line of the upper platform, each actuator 5 consists of a piston rod 17, a locking device 18 and a cylinder barrel 19, and the locking device 18 is connected between the piston rod 17 and the cylinder barrel 19.
The actuator 5 is connected with the upper platform through an upper hinged support 4 and connected with the lower platform 7 through a lower hinged support 6 and an actuator positioning device 10; the locking device 18 can be used for locking the relative displacement of the locking actuator, so that the upper platform can be kept at a certain position for a long time or can be stopped and locked; and a displacement sensor is arranged in the actuator, and the relative motion information of the actuator can be fed back in real time to form closed-loop control with a control system.
As shown in fig. 5, the actuator positioning device 10 includes a vertical plate 14, a rib plate 15 and a bottom plate 16; the base plate 16 is located below the lower platform 7 and may also be higher than the lower platform 7.
Example 2: as shown in fig. 1, 2, 3, 4, 5, 6, 7, 8 and 9, the tiltable transmission test bed comprises an upper platform 1, a support hinged support 2, a fixed support 3, an upper hinged support 4, an actuator 5, a lower hinged support 6, a lower platform 7, a hinge 8, a hinge upper hinged support 9 and an actuator positioning device 10, wherein the support hinged support 2, the fixed support 3, the upper hinged support 4, the actuator 5, the hinge 8, the hinge upper hinged support 9 and the actuator positioning device 10 are positioned between the upper platform 1 and the lower platform 7; the actuator 5, the lower hinged support 6, the hinge 8 and the actuator positioning device 10 are positioned at two sides of the fixed support 3.
The fixed support 3 is positioned at the symmetrical center of the upper platform 1, namely the intersection point of the X, Y axes, and the Z axis is the symmetrical center of the fixed support 3; the upper end of a fixed support 3 is connected with an upper platform 1 through a support hinged support 2, and the lower end of the fixed support 3 is fixedly connected with a lower platform 7, so that the linear motion of the upper platform 1 along the direction X, Y, Z is limited, and the safe and reliable operation of the upper platform 1 is ensured; the fixed support 3 or the four actuators 5 coordinate the center of a rotating shaft of the upper platform 1 to do lateral movement along the X axis and pitching movement along the Y axis; the fixed support 3 adopts a box-shaped welding structure and a structure internal welding reinforcing rib, and the bottom is provided with a bottom plate, so that the strength of the fixed support is ensured.
The hinge 8 consists of an upper hinge plate 20, a connecting shaft 21, a lower hinge plate 22 and a hinge base 23; the upper hinge plate 20, the lower hinge plate 22 and the hinge base 23 are of a section steel welding structure and are connected through a connecting shaft 21; the upper hinge plate 20 is connected with the upper platform through the upper hinge support 9 of the hinge, the hinge base 23 is fixedly connected with the lower platform 7, the hinge 8 is arranged at two sides of the fixed support 3 and used as a follow-up part, the hinge can make X, Y-direction rotation movement by utilizing a self rotating shaft, and bears the rotation couple of the upper platform together with the fixed support 3, the hinge can limit the course movement of the upper platform 1 along the Z-axis rotation, and simultaneously ensures the flexibility of the pitching and rolling movement of the upper platform 1, and the connecting shaft 21, the upper hinge plate 20 and the lower hinge plate 22 adopt a tapered roller bearing support form to overcome the combined action of axial force and radial force, the movement is flexible and free, and the occurrence of movement locking can be avoided.
The supporting hinged support 2 consists of a bearing base 24, a large shaft 25, a small shaft 26 and a connecting piece 27; the bearing base 24 is hinged with the large shaft 25 through a bearing or a copper sleeve, the small shaft 26 is hinged with the connecting piece 27 through a bearing or a copper sleeve, the bearing base 24 is connected with the upper platform 1, and the connecting piece 27 is connected with the fixed support 3.
The hinge upper hinge support 9 is composed of a hinge shaft bearing seat 28, a hinge large shaft 29 and a hinge connecting piece 30, the hinge shaft bearing seat 28 is hinged with the hinge large shaft 29, the hinge large shaft 29 is hinged with the hinge connecting piece 30, and the hinge connecting piece 30 is connected with the hinge 8 and the upper platform 1.
The actuator 5 is a driving component of the inclinable transmission test bed and is symmetrically arranged along the central line of the upper platform, the actuator 5 consists of a piston rod 17, a locking device 18 and a cylinder barrel 19, the actuator 5 is connected with the upper platform 1 through an upper hinged support 4 and is connected with the lower platform 7 through a lower hinged support 6 and an actuator positioning device 10; the locking device 18 can be used for keeping the upper platform 1 at a certain position for a long time or stopping and locking the upper platform through the relative displacement of the locking actuator; and a displacement sensor is arranged in the actuator, and the relative motion information of the actuator can be fed back in real time to form closed-loop control with a control system.
The movement principle of the inclinable transmission test bed is as follows:
pitching motion of the upper platform 1 with the Y axis as the symmetry axis: the actuator on one side of the Y axis extends and retracts, and the actuator on the other side retracts and extends synchronously, so that pitching motion is realized.
The upper platform 1 has a roll motion with the X-axis as the symmetry axis: the actuator at one side of the X axis extends and retracts, and the actuator at the other side retracts and extends synchronously to realize the side-tipping movement.
As described above, although the embodiments of the present invention have been described in detail, it will be apparent to those skilled in the art that many modifications are possible without substantially departing from the invention and its effects. Therefore, all such modifications are included in the scope of the present invention.
Claims (8)
1. The inclinable transmission test bed is characterized by comprising an upper platform, a support hinged support, a fixed support, an upper hinged support, an actuator, a lower hinged support, a lower platform, a hinge upper hinged support and an actuator positioning device, wherein the support hinged support, the fixed support, the upper hinged support, the actuator, the hinge upper hinged support and the actuator positioning device are positioned between the upper platform and the lower platform; the actuator, the hinge, the lower hinged support and the actuator positioning device are positioned on two sides of the fixed support; the driving assembly is an actuator, a locking device is installed on the actuator, and the locking device can lock the platform at any position and can be stopped and locked when power failure occurs.
2. The tiltable drive test bed of claim 1, wherein the upper platform is located at the center of symmetry, i.e. the intersection of the X, Y axes, for fixed axis rotation, and the Z axis is the center of symmetry of the fixed support; the fixed support is composed of a supporting top plate, a supporting rib plate and a supporting bottom plate, the upper end of the fixed support is connected with the upper platform through a supporting hinged support, and the lower end of the fixed support is fixedly connected with the lower platform.
3. The tiltable transmission test bed of claim 1, wherein the actuator positioning devices are of a profile steel welding structure and are respectively provided with reinforcing ribs; the actuator positioning device comprises a vertical plate, a rib plate and a bottom plate; the bottom plate is positioned below the lower platform or is horizontal to the lower platform, and can also be higher than the lower platform.
4. The tiltable transmission test bed of claim 1, wherein the hinge is composed of an upper hinge plate, a connecting shaft lower hinge plate and a hinge base; the upper hinge plate, the lower hinge plate and the hinge base are in a profile steel welding structure and are hinged through a connecting shaft; the upper hinge plate is connected with the upper platform through a hinge upper hinge support, and the hinge base is fixedly connected with the lower platform.
5. The tiltable transmission test bed of claim 1, wherein the support hinge support is composed of a bearing base, a large shaft, a small shaft and a connecting piece; the bearing base, the large shaft, the small shaft and the connecting piece are hinged through a bearing or a copper sleeve, the bearing base is connected with the upper platform, and the connecting piece is connected with the fixed support.
6. The tiltable transmission test bed of claim 1, wherein the actuators can be respectively fluid actuators, pneumatic actuators and electric actuators, the actuators respectively comprise piston rods, locking devices and cylinder barrels, the actuators are respectively connected with the upper platform through upper hinged supports and connected with the lower platform through lower hinged supports and actuator positioning devices; and a displacement sensor is installed in the actuator.
7. The tiltable transmission test bed of claim 1, wherein the hinge upper hinge support comprises a hinge bearing seat, a hinge large shaft and a hinge connecting piece, the hinge bearing seat is hinged with the hinge large shaft, the hinge large shaft is hinged with the hinge connecting piece, and the hinge connecting piece is connected with the hinge and the upper platform.
8. The tiltable transmission test bed of claim 5, wherein the bearing base is hinged to the large shaft through a bearing or a copper bush, the small shaft is hinged to the connecting piece through a bearing or a copper bush, the bearing base is connected to the upper platform, and the connecting piece is connected to the fixed support.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121208300.0U CN214748829U (en) | 2021-06-01 | 2021-06-01 | Inclinable transmission test bed |
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| CN202121208300.0U CN214748829U (en) | 2021-06-01 | 2021-06-01 | Inclinable transmission test bed |
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| CN214748829U true CN214748829U (en) | 2021-11-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115307924A (en) * | 2022-10-12 | 2022-11-08 | 中国航发四川燃气涡轮研究院 | Dynamic ground effect simulation system for shipborne test run of aircraft engine |
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2021
- 2021-06-01 CN CN202121208300.0U patent/CN214748829U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115307924A (en) * | 2022-10-12 | 2022-11-08 | 中国航发四川燃气涡轮研究院 | Dynamic ground effect simulation system for shipborne test run of aircraft engine |
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Effective date of registration: 20231011 Address after: 0115, 3rd Floor, Building 1, Yard 2, Hongye East Road, Daxing District, Beijing, 100162 Patentee after: Shuimu Xingguang International Innovation Technology (Beijing) Co.,Ltd. Address before: 100076 room 103, 1st floor, building 22, yard 2, Jinsheng street, Daxing District, Beijing Patentee before: Beijing Xingguang Kaiming Intelligent Technology Co.,Ltd. |
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