A horizontal swing arm working simulation test platform for a launch platform

Abstract

The utility model discloses a launch platform horizontal swing lever work simulation test platform, including bottom plate and side plate, side plate sets up one end at bottom plate, and is connected with bottom plate, bearing assembly sets up one end in bottom plate near side plate, and the bottom of bearing assembly is connected with the top of bottom plate, and the top is connected in the top of side plate, power mechanism sets up the top in side plate for driving bearing assembly rotation, horizontal swing lever one end is connected in transmission assembly, and horizontal swing lever can move in synchronism with bearing assembly. The utility model discloses simple structure, convenient operation, and strong practicality.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of working condition simulation test, especially relates to a launch platform horizontal swing lever working simulation test platform. BACKGROUND

[0002] The existing vertical launching technology is mostly vehicle-mounted launching, the launching vehicle has the functions of automatic leveling, vertical lifting and launching, and the system has high integration degree, the launching vehicle has a long development cycle and high cost, and cannot meet the requirements of short development project cycle and low cost.

[0003] At present, there is no special test bench or tool to detect the reliability of the horizontal swing lever, so the launching platform horizontal swing lever test platform has a complex structure, and small adjustments are mainly relied on the experience of workers.

[0004] Therefore, it is an urgent problem for those skilled in the art to design a horizontal swing lever working simulation test platform with simple structure and convenient operation. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a launching platform horizontal swing lever working simulation test platform, thereby solving the foregoing problems in the prior art.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] A launching platform horizontal swing lever working simulation test platform comprises:

[0008] a bottom plate and a side plate;

[0009] The side plate is arranged at one end of the bottom plate and connected with the bottom plate;

[0010] a bearing assembly arranged at one end of the bottom plate close to the side plate, the bottom end of the bearing assembly being connected with the top end of the bottom plate, and the top end being connected with the top of the side plate;

[0011] a power mechanism arranged at the top end of the side plate and used for driving the bearing assembly to rotate;

[0012] a horizontal swing lever connected with the transmission assembly at one end, and the horizontal swing lever being capable of moving synchronously with the bearing assembly.

[0013] In some specific embodiments, the axis of the bottom plate is perpendicular to the axis of the side plate.

[0014] In some specific embodiments, the bearing assembly comprises:

[0015] a bottom bearing fixed to the top end of the bottom plate;

[0016] a top bearing fixed at the top of the side plate;

[0017] a rotating shaft arranged between the bottom bearing and the top bearing, one end of the rotating shaft being rotatably connected with the bottom bearing, and the other end of the rotating shaft being rotatably connected with the top bearing and penetrating through the top bearing;

[0018] a middle bearing sleeved on the middle part of the rotating shaft and fixedly connected with the side plate.

[0019] In some embodiments, the power mechanism comprises:

[0020] an electric control push rod fixed at the top end of the side plate;

[0021] a transmission gear arranged at the end of the top bearing away from the middle bearing, the transmission gear being sleeved on the rotating shaft;

[0022] the transmission gear of the electric control push rod is in meshing connection with the transmission gear.

[0023] In some embodiments, further comprising: a snap ring arranged between the middle bearing and the top bearing and fixedly connected with the rotating shaft;

[0024] one end of the horizontal swing lever is fixed on the snap ring.

[0025] In some embodiments, further comprising: a loading weight arranged at the top end of the horizontal swing lever;

[0026] a distance measuring sensor arranged on the snap ring and used for measuring the position of the loading weight in real time;

[0027] a displacement sensor arranged at the end of the horizontal swing lever away from the snap ring and used for measuring the deformation amount of a certain position of the horizontal swing lever;

[0028] a limit sensor arranged on the side plate and used for preventing the horizontal swing lever from colliding with the side plate when rotating.

[0029] In some embodiments, further comprising: a displacement sensor fixing seat arranged on the bottom plate, the displacement sensor fixing seat being movable on the bottom plate;

[0030] the displacement sensor is arranged at the top end of the displacement sensor fixing seat.

[0031] In some embodiments, further comprising:

[0032] a strain gauge fixedly arranged at the end of the horizontal swing lever close to the snap ring.

[0033] The utility model discloses a beneficial effect is: the utility model discloses a launch platform horizontal swing lever work simulation test platform, including bottom plate and side plate, the side plate sets up one end at bottom plate, is connected with bottom plate, bearing assembly, sets up one end at bottom plate near side plate, and the bottom of bearing assembly is connected with the top of bottom plate, and the top is connected at the top of side plate, power mechanism sets up the top of side plate for driving bearing assembly rotation, horizontal swing lever, one end is connected on transmission assembly, horizontal swing lever can move with bearing assembly synchronization. BRIEF DESCRIPTION OF DRAWINGS

[0034] Figure 1 It is a launch platform horizontal swing lever work simulation test platform structure schematic diagram of the utility model,

[0035] Figure 2 It is the structure schematic diagram of another embodiment of the utility model,

[0036] Figure 3 It is the installation position view of range sensor of the utility model,

[0037] Figure 4 It is the installation position view of horizontal swing lever of the utility model,

[0038] Figure 5 It is the installation position view of strain gauge of the utility model,

[0039] Figure 6 It is the setting position view of displacement sensor of the utility model.

[0040] In the drawing, 100, bottom plate, 110, side plate, 120, bottom bearing, 130, middle bearing, 140, rotating shaft, 150, top bearing, 160, electric control push rod, 170, limit sensor, 180, transmission gear, 190, transmission rack, 200, upper fixed snap ring, 210, lower fixed snap ring, 220, displacement sensor fixed seat, 230, range sensor, 240, loading weight, 250, displacement sensor, 270, strain gauge, 280, horizontal swing lever. DETAILED DESCRIPTION

[0041] In order to make the purpose, technical scheme and advantage of the utility model more clearly, the following is in combination with the drawing, and the utility model is further detailedly explained.It should be understood that the specific embodiment described here is only used to explain the utility model, and is not used to limit the utility model.

[0042] Referring to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6The horizontal swing rod working simulation test platform of the launch platform shown comprises a bottom plate 100 and a side plate 110. The side plate 110 is arranged at one end of the bottom plate 100 and connected with the bottom plate 100. A bearing assembly is arranged at one end of the bottom plate 100 close to the side plate 110, the bottom end of the bearing assembly is connected with the top end of the bottom plate 100, and the top end is connected with the top of the side plate 110. A power mechanism is arranged at the top end of the side plate 110 and used for driving the bearing assembly to rotate. A horizontal swing rod 280 is connected with the transmission assembly at one end, and the horizontal swing rod 280 can move synchronously with the bearing assembly.

[0043] In the embodiment, the side plate 110 is fixedly connected with the bottom plate 100.

[0044] In some specific embodiments, the axis of the bottom plate 100 is perpendicular to the axis of the side plate 110.

[0045] In some specific embodiments, the bearing assembly comprises:

[0046] A bottom bearing 120 is fixed at the top end of the bottom plate 100.

[0047] A top bearing 150 is fixed at the top of the side plate 110.

[0048] A rotating shaft 140 is arranged between the bottom bearing 120 and the top bearing 150, one end of the rotating shaft 140 is rotationally connected with the bottom bearing 120, the end of the rotating shaft 140 away from the bottom bearing 120 is rotationally connected with the top bearing 150, and the rotating shaft 140 penetrates through the top bearing 150.

[0049] A middle bearing 130 is sleeved on the middle part of the rotating shaft 140 and fixedly connected with the side plate 110.

[0050] In the embodiment, the bottom bearing 120 is fixed on the bottom plate 100 by bolts, the top bearing 150 and the middle bearing 130 are fixed on the side plate 110 by bolts, and the rotating shaft 140 can rotate on the bottom bearing 120.

[0051] In some specific embodiments, the power mechanism comprises an electric control push rod 160 fixed at the top end of the side plate 110.

[0052] A transmission gear 180 is arranged at the end of the top bearing 150 away from the middle bearing 130, and the transmission gear 180 is sleeved on the rotating shaft 140.

[0053] The transmission rack 190 of the electric control push rod 160 is in meshing connection with the transmission gear 180. The transmission rack 190 can drive the transmission gear 180 to rotate, and then drive the rotating shaft 140 to rotate.

[0054] In some embodiments, the clamping ring is further included; the clamping ring is fixedly connected with the rotating shaft 140 and is arranged between the middle bearing 130 and the top bearing 150.

[0055] One end of the horizontal swing rod 280 is fixed on the clamping ring.

[0056] It should be noted that the clamping ring includes an upper fixed clamping ring 200 and a lower fixed clamping ring 210; the top end of the horizontal swing rod 280 is fixed on the upper fixed clamping ring 200, and the bottom end is fixed on the lower fixed clamping ring 210.

[0057] In some embodiments, the loading weight 240 is further included; the loading weight 240 is arranged at the top end of the horizontal swing rod 280.

[0058] It should be noted that the loading weight 240 simulating the actual load is placed on the horizontal swing rod 280, and the distance between the loading weight 240 and the root of the horizontal swing rod 280, the maximum displacement of the end of the horizontal swing rod 280, and the strain and stress loading values of the root of the horizontal swing rod 280 are recorded.

[0059] The distance measuring sensor 230 is arranged on the clamping ring and is used for measuring the position of the loading weight 240 in real time.

[0060] It should be noted that the distance measuring sensor 230 can be an ultrasonic distance measuring sensor, a laser distance measuring sensor, an infrared distance measuring sensor, or an optical distance measuring sensor.

[0061] The displacement sensor 250 is arranged at the end of the horizontal swing rod 280 away from the clamping ring and is used for measuring the deformation amount of a certain position of the horizontal swing rod 280. The displacement sensor 250 can be an ultrasonic displacement sensor, a photoelectric displacement sensor, an inductive displacement sensor, or the like.

[0062] The limit sensor 170 is arranged on the side plate 110 and is used for preventing the horizontal swing rod 280 from colliding with the side plate 110 when rotating. It should be noted that the utility model further includes a control system for receiving the signal of the sensor and controlling the work of the electric control push rod 160. When the horizontal swing rod 280 rotates to the position close to the side plate 110, in order to prevent the collision with the side plate 110, the limit sensor 170 transmits the sensed position signal to the control system, and at this time, the control system controls the reverse rotation of the electric control push rod 160.

[0063] In some embodiments, the displacement sensor fixing seat 220 is further included; the displacement sensor fixing seat 220 is arranged on the bottom plate 100 and can move on the bottom plate 100.

[0064] The displacement sensor 250 is arranged at the top end of the displacement sensor fixing seat 220. By arranging the displacement sensor fixing seat 220, the influence of the weight of the displacement sensor 250 itself on the measurement parameters can be reduced, and the accuracy of the test data detection can be improved.

[0065] In some embodiments, further comprising:

[0066] Strain gauge 270 is fixedly arranged at the end of the horizontal swing lever 280 close to the clasp.

[0067] It is to be noted that the strain gauge 270 is multiple and is attached to the root of the measured horizontal swing lever 280, and the displacement sensor 250 measures the axis alignment end of the measured horizontal swing lever 280. The type and position of the strain gauge 270 can be selected according to the actual structure of the horizontal swing lever 280, and the displacement sensor 250 can measure the displacement change of the end of the horizontal swing lever 280 at different rotation angles by moving the displacement sensor fixing seat 220 on the bottom plate 100.

[0068] The utility model discloses a launch platform horizontal swing lever work simulation test platform, including bottom plate 100 and side plate 110, side plate 110 sets up at one end of bottom plate 100, is connected with bottom plate 100, bearing assembly sets up at one end close to side plate 110 of bottom plate 100, and the bottom end of bearing assembly is connected with the top end of bottom plate 100, and the top is connected in the top of side plate 110, power mechanism sets up at the top of side plate 110 for driving bearing assembly rotation,

[0069] Horizontal swing lever 280 is connected to the transmission assembly at one end; the horizontal swing lever 280 can move synchronously with the bearing assembly. The utility model has the advantages of simple structure, convenient operation and strong practicability.

[0070] The standard loading weight 240 and the distance measuring sensor 230 can be conveniently recorded loading value and position, and the strain, stress and displacement values can be automatically recorded in real time through the acquisition of multi-channel strain and displacement signals, to ensure the detection efficiency of the horizontal swing lever 280.

[0071] Through the design of the rack stroke, the horizontal swing lever 280 can only swing from the position perpendicular to the side plate 110, so that the rack and the gear do not disengage, and the limit sensor 170 is arranged to prevent the horizontal swing lever 280 from colliding with the side plate 110, to provide good safety for the simulation test and reduce the occurrence of accidents.

[0072] The above is only the preferred embodiment of the utility model, and it should be pointed out that for ordinary skilled persons in the technical field, some improvements and refinements can be made without departing from the principle of the utility model, and these improvements and refinements should be regarded as the protection scope of the utility model.

Claims

1. A horizontal swing lever operation simulation test platform for a launch platform, characterized in that, It comprises: a bottom plate and a side plate; the side plate is arranged at one end of the bottom plate and connected with the bottom plate; a bearing assembly is arranged at one end of the bottom plate close to the side plate, and the bottom end of the bearing assembly is connected with the top end of the bottom plate; a top end is connected to the top of the side plate; a power mechanism is arranged at the top end of the side plate to drive the bearing assembly to rotate; a horizontal swing rod is connected at one end of the transmission assembly; the horizontal swing rod can move synchronously with the bearing assembly.

2. The horizontal swing rod working simulation test platform of the launch platform according to claim 1, wherein: the axis of the bottom plate is perpendicular to the axis of the side plate.

3. The horizontal swing rod working simulation test platform of the launch platform according to claim 1, wherein: the bearing assembly comprises: a bottom bearing fixed at the top end of the bottom plate; a top bearing fixed at the top of the side plate; a rotating shaft arranged between the bottom bearing and the top bearing, one end of the rotating shaft is rotatably connected with the bottom bearing, and the end of the rotating shaft away from the bottom bearing is rotatably connected with the top bearing, and the rotating shaft penetrates through the top bearing; a middle bearing sleeved on the middle part of the rotating shaft and fixedly connected with the side plate.

4. The horizontal swing rod working simulation test platform of the launch platform according to claim 3, wherein: the power mechanism comprises: an electric control push rod fixed at the top end of the side plate; a transmission gear arranged at the end of the top bearing away from the middle bearing, the transmission gear is sleeved on the rotating shaft; the transmission rack of the electric control push rod is meshingly connected with the transmission gear.

5. The horizontal swing lever operation simulation test platform of the launch platform according to claim 4, characterized in that, It further comprises: a snap ring; arranged between the middle bearing and the top bearing and fixedly connected with the rotating shaft; one end of the horizontal swing rod is fixed on the snap ring.

6. The horizontal swing rod working simulation test platform of the launch platform according to claim 5, wherein: it further comprises: a loading weight arranged at the top end of the horizontal swing rod; a distance measuring sensor arranged on the snap ring for real-time measurement of the position of the loading weight; a displacement sensor arranged at the end of the horizontal swing rod away from the snap ring for measuring the deformation amount of a certain position of the horizontal swing rod; a limit sensor arranged on the side plate for preventing the horizontal swing rod from colliding with the side plate when rotating.

7. The horizontal swing rod working simulation test platform of the launch platform according to claim 6, wherein: it further comprises a displacement sensor fixing seat arranged on the bottom plate, and the displacement sensor fixing seat can move on the bottom plate; the displacement sensor is arranged at the top end of the displacement sensor fixing seat.

8. The horizontal swing lever operation simulation test platform of the launch platform according to claim 6, characterized in that, It further comprises: a strain gauge fixedly arranged at one end of the horizontal swing rod close to the snap ring.

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