Space integrated material science experiment device

Abstract

The application discloses a kind of space comprehensive material science experimental device, it is related to space test technical field, including fixed installation in the top of support frame experimental box and fixed on mounting mechanism experimental material plate, experimental box inside is provided with experimental cavity, and experimental cavity opening is hinged with cabinet door, the inside side end of experimental cavity is fixed with impact processing experimental module, and impact processing experimental module is close to experimental material plate, the top of experimental box is fixed with vacuum pump device, and vacuum pump device suction end is connected with pipeline, with experimental cavity inside through, the outside of experimental box is fixed with PLC controller;By PLC controller control vacuum pump device work, extract clean inside experimental cavity air, so that it is in vacuum state inside, so that experimental material plate can be in perfect condition under simulation impact forming processing experiment and extrusion forming processing experiment.Impact structure includes threaded sleeve and impact head, and impact head is convenient, and meets the impact processing of different shapes.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of space experiment, in particular to a space comprehensive material science experiment device. BACKGROUND

[0002] Space material science research is the physical law of material processing under the space environment conditions of high vacuum, ultra-clean and micro-gravity, and the science of material processing production and technology. In modern industrial production, the development of material science and engineering technology puts forward higher requirements for the performance and forming processing technology of materials. Therefore, in the field of material science and engineering technology, it is necessary to conduct in-depth research on various aspects of materials. For this purpose, some advanced experimental devices are needed to carry out multifunctional simulation experiments on materials.

[0003] At present, the existing space material science experiment device is single in equipment and limited in the type of scientific research it supports, and can only perform single-function experiments, which is greatly limited. Therefore, a space comprehensive material science experiment device is needed, which can control the vacuum pump device to work through the PLC controller, extract the air inside the experiment cavity, and make the inside in a vacuum state, so that the experiment material plate can perform simulation impact forming processing experiment and extrusion forming processing experiment under perfect conditions. The impact structure includes a threaded sleeve and an impact head, which is convenient and meets the impact processing of different shapes. SUMMARY

[0004] The present application provides a space comprehensive material science experiment device, which solves the above technical problems.

[0005] To solve the above technical problems, the present application provides a space comprehensive material science experiment device, which includes an experiment box fixedly installed on the top of the support frame and an experiment material plate fixed on the mounting mechanism. The experiment box is internally provided with an experiment cavity, and a cabinet door is hingedly connected to the opening of the experiment cavity. An impact processing experiment module is fixed to the inner side end of the experiment cavity, and the impact processing experiment module is close to the experiment material plate. A vacuum pump device is fixed to the top of the experiment box, and a pipeline is connected to the air extraction end of the vacuum pump device and penetrates the experiment cavity. A PLC controller is fixed to the outside of the experiment box and electrically connected to an external power supply.

[0006] The impact processing experiment module includes an outer shell fixed to the side wall of the experiment cavity. A drive limiting mechanism is fixed to the inner bottom of the outer shell, and a force storage mechanism is fixedly connected to the top of the drive limiting mechanism. An impact structure is installed at the head of the force storage mechanism, and a multi-stage electric push rod is fixed to the top of the force storage mechanism.

[0007] Further, the force storage mechanism comprises a force storage box, a telescopic rod is connected through the front and back of the force storage box, and the telescopic rod is sleeved with a force storage spring in the internal part of the force storage box, a limiting square plate is fixed at the opening of the telescopic rod in the force storage box, a threaded head is fixed at the head of the telescopic rod and connected with the impact structure, a pressure sensor is arranged at the connection position of the threaded head and the telescopic rod, and a connecting seat is fixed at the tail of the telescopic rod, and a T-shaped groove is formed in the top of the connecting seat.

[0008] Further, the force storage box is provided with a moving groove in the top, and the width of the moving groove is equal to the width of the connecting seat.

[0009] Further, the impact structure comprises an impact head fixed on the threaded sleeve, the impact head is threadedly connected with the threaded head through the threaded sleeve, and the impact head is in the shape of a cone, a triangle, a circle or an irregular shape.

[0010] Further, the driving limiting mechanism comprises a connecting box, the connecting box is fixed at the rear bottom of the force storage box in communication, a transmission shaft is movably connected in the connecting box through a bearing, three blocking blocks are fixed on the outer surface of the transmission shaft, the three blocking blocks are evenly and staggered distributed on the transmission shaft, a driving motor is fixed at the side end of the connecting box, and the rotating shaft of the driving motor is drivingly connected with the transmission shaft through the connecting box.

[0011] Further, the push rod of the multi-stage electric push rod is fixed with a mounting seat, the mounting seat is through-penetrating in the up-down direction, and a rudder is fixed in the mounting seat, two through holes are penetratingly arranged at the two side ends of the mounting seat, two limiting blocks are arranged in the two through holes, a driving gear is fixed on the rotating shaft of the rudder and connected with the mounting seat, and a driving rack is symmetrically fixed on the two limiting blocks and engaged with the driving gear.

[0012] Further, the mounting mechanism comprises a base fixed at the bottom of the experimental cavity, two supporting plates are symmetrically fixed at the top of the base, two inlay grooves are formed in the opposite ends of the two supporting plates, and a plurality of locking screws are threadedly connected with the side ends of the two supporting plates and penetratingly arranged in the inlay grooves.

[0013] Further, the experimental material plate is inlaid in the inlay grooves between the two supporting plates and fixed by the plurality of locking screws.

[0014] Further, the PLC controller is electrically connected with the vacuum pump device, the multi-stage electric push rod, the pressure sensor, the driving motor and the rudder.

[0015] Compared with the related art, the space comprehensive material science experimental device has the following beneficial effects:

[0016] The application provides, through the PLC controller control vacuum pump device work, the inside air of experiment cavity is extracted clean, makes its inside in vacuum state, through processing experiment module can simulate impact forming processing experiment and extrusion forming processing experiment to experiment material plate, opens the cabinet door after completion and takes down experiment material plate from mounting mechanism, detects experiment material plate forming condition, can realize the multifunctional simulation experiment to material, the function diversification.

[0017] The application provides, the impact structure includes threaded sleeve and impact head, the impact head is connected with the threaded head of telescopic rod through threaded sleeve, convenient to assemble and disassemble, can replace the impact head with different shapes according to the experimental needs, high practicability, can meet the experimental needs of different forming shapes. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is whole schematic view of the application space comprehensive material science experiment device;

[0019] Figure 2 It is internal main view schematic view of the application space comprehensive material science experiment device;

[0020] Figure 3 It is mounting mechanism schematic view;

[0021] Figure 4 It is impact processing experiment module internal schematic view;

[0022] Figure 5 It is part of the impact processing experiment module three-dimensional schematic view;

[0023] Figure 6 It is force storage mechanism schematic view;

[0024] Figure 7 It is drive limiting mechanism schematic view;

[0025] Figure 8 It is part of drive limiting mechanism schematic view;

[0026] Figure 9 It is multi-stage electric push rod and limiting module schematic view;

[0027] Figure 10 It is mounting seat bottom view schematic view.

[0028] The figure mark: 1, experiment box; 2, cabinet door; 3, experiment cavity; 4, mounting mechanism; 41, base; 42, support plate; 421, locking screw; 422, inlay groove; 5, support frame; 6, vacuum pump device; 7, PLC controller; 8, experiment material plate; 9, impact processing experiment module; 91, shell; 92, multi-stage electric push rod; 921, mounting seat; 922, steering wheel; 923, through hole; 924, limit block; 9241, driving rack; 925, driving gear; 93, driving limit mechanism; 931, connection box; 932, driving motor; 933, transmission shaft; 9331, blocking block; 94, force storage mechanism; 941, force storage box; 9411, moving groove; 942, telescopic rod; 9421, limit square plate; 943, threaded head; 9431, pressure sensor; 944, connecting seat; 9441, T-shaped groove; 945, force storage spring; 95, impact structure; 951, threaded sleeve; 952, impact head. DETAILED DESCRIPTION

[0029] Example one, by Figures 1-10 It is given that a space comprehensive material science experiment device includes experiment box 1 fixedly installed on the top of support frame 5 and experiment material plate 8 fixed on mounting mechanism 4. Experiment cavity 3 is arranged in experiment box 1. Cabinet door 2 is hinged at the opening of experiment cavity 3. Impact processing experiment module 9 is fixed at the inner side end of experiment cavity 3. Impact processing experiment module 9 is close to experiment material plate 8. Vacuum pump device 6 is fixed on the top of experiment box 1. The pumping end of vacuum pump device 6 is connected with pipeline which is through experiment cavity 3. PLC controller 7 is fixed on the outside of experiment box 1 and electrically connected with external power supply.

[0030] Specifically, open the cabinet door, fix experiment material plate 8 on mounting mechanism 4, then close the cabinet door. Work vacuum pump device 6 through PLC controller 7 to extract clean air in experiment cavity 3, so that the inside of experiment cavity 3 is in vacuum state. Simulate impact forming experiment and extrusion forming processing experiment on experiment material plate 8 through processing experiment module 9. After completion, open the cabinet door to take experiment material plate 8 from mounting mechanism 4. Detect the forming condition of experiment material plate 8. The multifunctional simulation experiment on material can be realized. The function is diversified.

[0031] In this embodiment, impact processing experiment module 9 includes shell 91 fixed on the side wall of experiment cavity 3. Driving limit mechanism 93 is fixed on the inner bottom of shell 91. Force storage mechanism 94 is fixedly communicated on the top of driving limit mechanism 93. Impact structure 95 is installed on the head of force storage mechanism 94. Multi-stage electric push rod 92 is fixed on the top of force storage mechanism 94.

[0032] Specifically, the PLC controller 7 controls the multi-stage electric push rod 92 to extend, stores force on the force storage mechanism 94, and then controls the driving limiting mechanism 93 to limit the force storage mechanism 94, so that the multi-stage electric push rod 92 is controlled to reset. During simulation, the driving limiting mechanism 93 is controlled to reset, and the force storage mechanism 94 rebounds to drive the impact structure 95 to hit the experimental material plate 8 to simulate the impact experiment.

[0033] In the embodiment, the force storage mechanism 94 includes a force storage box 941, and a telescopic rod 942 is connected through the force storage box 941. The telescopic rod 942 is sleeved with a force storage spring 945 in the inside part of the force storage box 941. The telescopic rod 942 is fixed with a limiting square plate 9421 at the opening of the force storage box 941. The head of the telescopic rod 942 is fixed with a threaded head 943 connected with the impact structure 95. A pressure sensor 9431 is arranged at the connection position of the threaded head 943 and the telescopic rod 942. The tail of the telescopic rod 942 is fixed with a connecting seat 944, and a T-shaped groove 9441 is arranged at the top of the connecting seat 944. The top of the force storage box 941 is provided with a moving groove 9411, and the width of the moving groove 9411 is equal to the width of the connecting seat 944.

[0034] Specifically, the experimental material plate 8 simulates the impact processing forming experiment: the extension length of the multi-stage electric push rod 92, as the push rod extends and contacts the connecting seat 944, the connecting seat 944 is driven to displace the telescopic rod 942 backward, and at the same time, the limiting square plate 9421 is driven to move into the force storage box 941 to press the force storage spring 945 to store force. When the limiting square plate 9421 moves to the position, the PLC controller 7 controls the driving limiting mechanism 93 to contact the limiting square plate 9421, the multi-stage electric push rod 92 resets, and during the experiment, the driving limiting mechanism 93 is controlled to reset and separate from the limiting square plate 9421. The force storage spring 945 rebounds quickly, drives the impact structure 95 connected with the telescopic rod 942 to hit the experimental material plate 8, and simulates the impact processing forming experiment.

[0035] In the embodiment, the impact structure 95 includes an impact head 952 fixed on a threaded sleeve 951, and the impact head 952 is threadedly connected with the threaded head 943 through the threaded sleeve 951. The impact head 952 is in the shape of a cone, a triangle, a circle or an irregular shape.

[0036] Specifically, the impact structure 95 includes the threaded sleeve 951 and the impact head 952. The impact head 952 is threadedly connected with the threaded head 943 of the telescopic rod 942 through the threaded sleeve 951. The impact structure 95 is convenient to assemble and disassemble, and different shapes of the impact head 952 can be replaced according to the experimental needs, so that the practicality is high and different experimental needs can be met.

[0037] In the embodiment, the driving limiting mechanism 93 comprises a connecting box 931, which is fixed to the rear bottom of the force storage box 941 and internally movably connected with a transmission shaft 933 through a bearing. The outer surface of the transmission shaft 933 is fixed with three blocking blocks 9331, which are uniformly and staggeredly distributed on the transmission shaft 933. The side end of the connecting box 931 is fixed with a driving motor 932, and the rotating shaft of the driving motor 932 penetrates through the connecting box 931 and is in transmission connection with the transmission shaft 933.

[0038] Specifically, the experimental material plate 8 simulates the extrusion forming processing experiment: the PLC controller 7 controls the multi-stage electric push rod 92 to extend, so that the mounting seat 921 is embedded into the T-shaped groove 9441 of the connecting seat 944, then controls the steering engine 922 to drive the gear 925 and the drive rack 9241 of the two limiting blocks 924 in transmission, so that the two limiting blocks 924 extend from the penetrating hole 923 to the T-shaped groove 9441, then controls the multi-stage electric push rod 92 to retract, at this time the mounting seat 921 is fixed through the two limiting blocks 924 and the connecting seat 944, so that it drives the connecting seat 944 and the connected telescopic rod 942 to move forward, the connecting seat 944 enters the moving groove 9411, and the impact structure 95 contacts and extrudes the experimental material plate 8, the pressure sensor 9431 feeds back to the PLC controller 7 for display, and the experimenter determines the extrusion degree through the pressure sensor 9431, tests the damage and deformation of the experimental material plate 8 caused by different extrusion forces, opens the cabinet door after completion, takes down the experimental material plate 8 from the mounting mechanism 4, and detects the impact of the experimental material plate 8.

[0039] In example three, on the basis of example one, the push rod of the multi-stage electric push rod 92 is fixed with the mounting seat 921, the mounting seat 921 is penetrated from top to bottom, the inside is fixed with the steering engine 922, the two sides of the mounting seat 921 are penetrated with the two penetrating holes 923, the inside of the two penetrating holes 923 is provided with the two limiting blocks 924, the rotating shaft of the steering engine 922 is fixed with the driving gear 925 connected with the mounting seat 921, the two limiting blocks 924 are respectively and symmetrically fixed with the drive rack 9241 and are in mesh with the driving gear 925.

[0040] Specifically, when the limiting square plate 9421 moves to the position behind the corresponding blocking block 9331, the PLC controller 7 controls the driving motor 932 to drive the transmission shaft 933 to rotate, the three blocking blocks 9331 rotate, the corresponding blocking block 9331 rotates upward into the force storage box 941, at this time the multi-stage electric push rod 92 is controlled to retract, the force spring 945 rebounds, drives the limiting square plate 9421 to displace and contact the blocking block 9331 for limiting, so that the force spring 945 is still in the compressed state.

[0041] In this embodiment, the mounting mechanism 4 comprises a base 41 fixed at the bottom of the experiment chamber 3, two support plates 42 are symmetrically fixed at the top of the base 41, two inlay grooves 422 are formed at the opposite ends of the two support plates 42, and a plurality of locking screws 421 are threadedly connected to the side ends of the two support plates 42 and penetrate into the inlay grooves 422; the experiment material plate 8 is inlaid in the inlay grooves 422 between the two support plates 42 and is fixed by cooperation of the plurality of locking screws 421.

[0042] The PLC controller 7 is electrically connected with the vacuum pump device 6, the multi-stage electric push rod 92, the pressure sensor 9431, the driving motor 932 and the steering wheel 922.

[0043] Working principle:

[0044] Open the cabinet door, inlay the experiment material plate 8 in the inlay grooves 422 between the two support plates 42, and fix it by cooperation of the plurality of locking screws 421, then close the cabinet door, and control the vacuum pump device 6 to work through the PLC controller 7, so that the air inside the experiment chamber 3 is extracted clean, and the inside is in a vacuum state;

[0045] The experiment material plate 8 simulates the material impact forming experiment in a vacuum environment: set the impact gear position (three block positions corresponding to three force storage gears) through the PLC controller 7, first control the multi-stage electric push rod 92 to extend the length, as the push rod extends and contacts with the connecting seat 944, the connecting seat 944 is stressed to drive the telescopic rod 942 to displace backward, and at the same time, the limiting square plate 9421 is moved into the force storage box 941 to compress the force storage spring 945, when the limiting square plate 9421 moves to the position behind the corresponding block 9331, the PLC controller 7 controls the driving motor 932 to drive the transmission shaft 933 to rotate, and the three blocks 9331 rotate, so that the corresponding block 9331 rotates upward into the force storage box 941 (the other two blocks 9331 are located in the connecting box 931), at this time, control the multi-stage electric push rod 92 to return to the position, the force storage spring 945 rebounds to drive the limiting square plate 9421 to displace and contact with the block 9331 to limit, so that the force storage spring 945 is still in the compressed state, then control the driving motor 932 to drive the transmission shaft to rotate, so that the three blocks 9331 are rotated into the connecting box 931 and separated from the limiting square plate 9421, the force storage spring 945 rebounds quickly, drives the impact structure 95 connected with the telescopic rod 942 to impact the experiment material plate 8 to simulate the impact processing forming experiment, in the impact process, the pressure value of the impact is detected by the pressure sensor 9431 and is fed back to the PLC controller 7 for display, after completion, open the cabinet door to take down the experiment material plate 8 from the mounting mechanism 4, and detect the impact forming condition of the experiment material plate 8 at different gears;

[0046] The experimental material plate 8 simulates the extrusion forming experiment: the multi-stage electric push rod 92 is controlled to extend by the PLC controller 7, so that the mounting seat 921 is inlaid into the T-shaped groove 9441 of the connecting seat 944, then the steering wheel 922 is controlled to drive the gear 925 to drive the driving rack 9241 of the two limiting blocks 924, so that the two limiting blocks 924 extend from the through hole 923 to the T-shaped groove 9441, then the multi-stage electric push rod 92 is controlled to retract, at this time the mounting seat 921 is connected with the connecting seat 944 through the two limiting blocks 924, so that the connecting seat 944 and the connected telescopic rod 942 are driven to move forward, the connecting seat 944 enters the moving groove 9411, and the impact structure 95 is in contact with the experimental material plate 8 to be extruded, the pressure sensor 9431 feeds back to the PLC controller 7 to display, and the experimenter determines the extrusion degree through the pressure sensor 9431, tests the influence of different extrusion pressures on the experimental material plate 8, opens the cabinet door after completion, and takes down the experimental material plate 8 from the mounting mechanism 4, and detects the forming condition of the experimental material plate 8;

[0047] The impact structure 95 comprises a threaded sleeve 951 and an impact head 952, the impact head 952 is threadedly connected with the threaded head 943 of the telescopic rod 942 through the threaded sleeve 951, is convenient to assemble and disassemble, different shapes of the impact head 952 can be replaced and used according to experimental needs, is high in practicability, and can meet the experimental needs of different forming shapes.

Claims

1. A space-integrated material science experiment device, comprising an experiment box (1) fixedly installed on the top of a support frame (5) and an experiment material plate (8) fixed on a mounting mechanism (4), characterized in that: The experiment box (1) is internally provided with an experiment cavity (3), and a cabinet door (2) is hinged at the opening of the experiment cavity (3), a side end of the experiment cavity (3) is fixed with an impact processing experiment module (9), and the impact processing experiment module (9) is close to an experiment material plate (8), a vacuum pump device (6) is fixed at the top of the experiment box (1), a pipeline is connected to the air exhaust end of the vacuum pump device (6) and penetrates through the inside of the experiment cavity (3), and a PLC controller (7) is fixed outside the experiment box (1) and electrically connected with an external power supply. The impact processing experiment module (9) comprises an outer shell (91) fixed on the side wall of the experiment cavity (3), a drive limiting mechanism (93) is fixed on the inner bottom of the outer shell (91), a force storage mechanism (94) is fixed in communication on the top of the drive limiting mechanism (93), and an impact structure (95) is installed on the head of the force storage mechanism (94), and a multi-stage electric push rod (92) is fixed on the top of the force storage mechanism (94). The force storage mechanism (94) comprises a force storage box (941), telescopic rods (942) are connected in penetration from front to back of the force storage box (941), force storage springs (945) are sleeved on the inside of the telescopic rods (942) in the force storage box (941), limiting square plates (9421) are fixed on the openings of the telescopic rods (942) in the force storage box (941), threaded heads (943) are fixed on the heads of the telescopic rods (942) and connected with the impact structure (95), pressure sensors (9431) are arranged at the connection positions of the threaded heads (943) and the telescopic rods (942), connecting seats (944) are fixed on the tails of the telescopic rods (942), and T-shaped grooves (9441) are formed in the top of the connecting seats (944), and moving grooves (9411) are formed in the top of the force storage box (941) and have a width equal to that of the connecting seats (944). The drive limiting mechanism (93) comprises a connecting box (931) fixed in communication on the rear bottom of the force storage box (941), a transmission shaft (933) is movably connected in the connecting box (931) through a bearing, three blocking blocks (9331) are fixed on the outer surface of the transmission shaft (933) and are evenly and staggeredly distributed on the transmission shaft (933), and a drive motor (932) is fixed on the side end of the connecting box (931) and is in transmission connection with the transmission shaft (933) through the shaft penetrating the connecting box (931).

2. The experimental apparatus of claim 1, wherein, The impact structure (95) comprises an impact head (952) fixed on a threaded sleeve (951), the impact head (952) is in threaded connection with the threaded head (943) through the threaded sleeve (951), and the impact head (952) is in the shape of a cone, a triangle, a circle or an irregular shape.

3. The experimental apparatus of claim 1, wherein, The multi-stage electric push rod (92) is fixed with a mounting seat (921) on the push rod, the mounting seat (921) is through from top to bottom, a rudder (922) is fixed inside, two through holes (923) are through on both sides of the mounting seat (921), two limiting blocks (924) are arranged inside the two through holes (923), a driving gear (925) is fixed on the rotating shaft of the rudder (922) and connected with the mounting seat (921), two driving racks (9241) are symmetrically fixed on the two limiting blocks (924) respectively and engaged with the driving gear (925).

4. The experimental apparatus of claim 1, wherein, The mounting mechanism (4) comprises a base (41) fixed at the bottom of the experiment cavity (3), two supporting plates (42) are symmetrically fixed at the top of the base (41), two inlaid grooves (422) are formed at the opposite ends of the two supporting plates (42), and a plurality of locking screws (421) are threadedly connected to the side ends of the two supporting plates (42) and penetrate into the inlaid grooves (422).

5. The experimental apparatus of claim 4, wherein, The experiment material plate (8) is inlaid in the inlaid grooves (422) between the two supporting plates (42) and is locked and fixed by the plurality of locking screws (421).

6. The experimental apparatus of claim 1, wherein, The PLC controller (7) is electrically connected with the vacuum pump device (6), the multi-stage electric push rod (92), the pressure sensor (9431), the driving motor (932) and the rudder (922).

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