CN112549609A - Pressurizing device for aerospace composite material - Google Patents

Pressurizing device for aerospace composite material Download PDF

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Publication number
CN112549609A
CN112549609A CN202011329882.8A CN202011329882A CN112549609A CN 112549609 A CN112549609 A CN 112549609A CN 202011329882 A CN202011329882 A CN 202011329882A CN 112549609 A CN112549609 A CN 112549609A
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China
Prior art keywords
plate
fixedly connected
pressure
pressurizing
groove
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CN202011329882.8A
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Chinese (zh)
Inventor
董立春
韩志武
陈骁
张云襄
李晨洋
王瑜蕾
付春艳
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Jilin University
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Jilin University
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Priority to CN202011329882.8A priority Critical patent/CN112549609A/en
Publication of CN112549609A publication Critical patent/CN112549609A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B1/00Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
    • B30B1/32Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure
    • B30B1/34Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure involving a plurality of plungers acting on the platen
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B15/00Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B15/00Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/16Control arrangements for fluid-driven presses
    • B30B15/161Control arrangements for fluid-driven presses controlling the ram speed and ram pressure, e.g. fast approach speed at low pressure, low pressing speed at high pressure

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Automatic Assembly (AREA)

Abstract

The invention discloses a pressurizing device for aerospace composite materials, which comprises a bottom plate, wherein a fixed plate is fixedly connected at the center of the top of the bottom plate, a base is fixedly connected at the center of the top of the fixed plate, a pressurizing groove is formed in the center of the top of the base, and grooves are formed in two sides of the bottom of an inner cavity of the pressurizing groove. The invention has the advantages of strong stability and convenient taking out by matching the cylinder, the pressurizing groove, the ejecting plate, the through hole, the positioning rod, the vertical plate, the pressure bearing column, the mounting plate, the hydraulic cylinder, the pressurizing plate, the limiting plate, the thread sleeve, the threaded rod, the display screen, the alarm, the mounting groove, the pressure column, the pressure sensor, the reset spring and the ejecting plate, and solves the problems that the existing pressurizing device has poor stability in the pressurizing process, the composite material is easily compressed unevenly, the quality of the composite material is influenced, and meanwhile, the composite material is inconvenient to take out and is difficult to operate after the pressurizing is finished.

Description

Pressurizing device for aerospace composite material
Technical Field
The invention relates to the technical field of aerospace material processing, in particular to a pressurizing device for an aerospace composite material.
Background
Aviation, which refers to the navigation activity of manned or unmanned aircraft in the atmosphere, refers to the science necessary for aviation activity in a broad sense, and also refers to various technologies involved in the research and development of aircrafts, and refers to the navigation activity of manned or unmanned aircraft in the earth's atmosphere, such as flight, which also includes the organization related to the sky, such as aircraft manufacturing, development and design, etc., and the aerospace greatly changes the structure of transportation, and the aerospace composite material is a high-performance new material system applied to aerospace aircraft, which is compounded by two or more than two heterogeneous, special-shaped and heterogeneous materials through a special molding process, and the compounding aims to improve the material performance or enable the material to meet the requirements of certain special physical properties (such as light, electricity, heat, sound, magnetism, etc.), composite materials are broadly divided into structural and functional composite materials according to the requirements of use.
In order to better produce and manufacture the aerospace composite material, the pressurizing device for the aerospace composite material is widely applied by people, the existing pressurizing device has poor stability in the pressurizing process, the phenomenon that the composite material is compressed irregularly is easily caused, the quality of the composite material is further influenced, meanwhile, the composite material is inconvenient to take out after pressurization is finished, the operation is difficult, and the pressure value cannot be visually observed during pressurization.
Disclosure of Invention
The invention aims to provide a pressurizing device for aerospace composite materials, which has the advantages of strong stability, convenience in taking out and capability of visually observing pressure values, and solves the problems that the existing pressurizing device is poor in stability in the pressurizing process, the composite materials are easily compressed unevenly, the quality of the composite materials is further influenced, and meanwhile, the composite materials are inconvenient to take out after pressurization is completed, the operation is difficult, and the pressure values cannot be visually observed during pressurization.
In order to achieve the purpose, the invention provides the following technical scheme: a pressurizing device for aerospace composite materials comprises a bottom plate, wherein a fixed plate is fixedly connected to the center of the top of the bottom plate, a base is fixedly connected to the center of the top of the fixed plate, a pressurizing groove is formed in the center of the top of the base, grooves are formed in two sides of the bottom of an inner cavity of the pressurizing groove, the bottom of each groove extends to the top of the fixed plate, an air cylinder is fixedly connected to the bottom of the inner cavity of each groove, an ejecting plate is fixedly connected to the output end of the air cylinder, a bearing plate is arranged at the bottom of the inner cavity of the pressurizing groove, a mounting groove is formed in the center of the bottom of the inner cavity of the pressurizing groove, a pressure sensor is fixedly connected to the bottom of the inner cavity of the mounting groove, a pressure column is fixedly connected to the top of the pressure sensor, a reset spring is, the top of the vertical plate is fixedly connected with a top plate, the center of the bottom of the top plate is fixedly connected with a display screen, the right side of the bottom of the top plate is fixedly connected with an alarm, both sides of the top plate are fixedly connected with a mounting frame, the bottom of the inner cavity of the mounting frame is fixedly connected with a hydraulic cylinder, the bottom of the hydraulic cylinder penetrates through to the bottom of the top plate and is fixedly connected with a mounting plate, both sides of the center of the bottom of the mounting plate are fixedly connected with a pressure bearing column, the bottom of the pressure bearing column is fixedly connected with a pressure plate, the center of one side opposite to the vertical plate is penetrated and embedded with a threaded sleeve, the inner cavity of the threaded sleeve is in threaded connection with a threaded rod, one side opposite to the threaded rod is movably connected with a limiting plate, one side opposite to the limiting plate is provided with, the top and the bottom of the opposite side of the limiting plate are fixedly connected with limiting rods, and one side, away from the limiting plate, of each limiting rod penetrates through the outer portion of the corresponding vertical plate.
Preferably, the outer ring of the top of the base and located in the pressurizing groove is provided with an inclined plane in a surrounding manner, and the surfaces of the periphery of the pressure bearing plate are in sliding contact with the surfaces of the periphery of the inner wall of the pressurizing groove respectively.
Preferably, the two sides of the bottom of the pressure bearing plate are fixedly connected with positioning rods, and positioning holes matched with the positioning rods are formed in the two sides of the bottom of the inner cavity of the pressurizing groove and located at the positioning rods.
Preferably, the four corners at base top are fixedly connected with telescopic positioning columns, the surface cover of telescopic positioning columns is provided with a buffer spring, and the tops of the four telescopic positioning columns are respectively fixedly connected with the four corners of the bottom of the mounting plate.
Preferably, one side fixedly connected with turning handle that the threaded rod is opposite, pass through bearing swing joint between the junction of threaded rod and limiting plate, set up on the riser with the spacing hole that the gag lever post cooperation was used.
Preferably, the top of the pressure column extends to the inner cavity of the pressure groove and contacts with the bottom of the pressure bearing plate, and the outer surface of the pressure column is in sliding contact with the inner wall of the mounting groove.
Preferably, the two sides of the fixing plate are fixedly connected with connecting plates, fastening bolts penetrate through the tops of the connecting plates, and the bottoms of the fastening bolts penetrate through the connecting plates and are fixedly connected with the tops of the bottom plates.
Preferably, the use method of the pressurizing device for the aerospace composite material comprises the following steps:
a: the threaded rod is rotated to move towards one side of the mounting plate under the action of the threaded sleeve, so that the limiting plate is driven to move towards one side of the mounting plate, the sliding block is contacted with the inner wall of the sliding groove, and the mounting plate is limited;
b: then, the composite material is sequentially placed in a pressurizing groove, a hydraulic cylinder is started, the mounting plate is driven to descend through the extension of the hydraulic cylinder, the pressure bearing column and the pressurizing plate are further driven to press downwards, at the moment, the telescopic positioning column contracts, the buffer spring compresses for buffering, when the pressurizing plate presses downwards to the inclined surface, the pressurizing plate is guided into the pressurizing groove through the pressurizing plate, and then the composite material is pressurized;
c: the method comprises the steps that a detection value of a pressure sensor is set in advance, firstly, the top of a pressure column is located above an installation groove, when the pressure is applied, a pressure bearing plate presses the pressure column downwards to drive a reset spring to slightly compress, meanwhile, the pressure column presses the pressure sensor downwards and detects the pressure applied to the pressure sensor through the pressure sensor, the pressure sensor displays the received pressure value on a display screen, when the pressure value reaches the detection value, the pressure value is about to exceed a pressure bearing range, and at the moment, an alarm gives an alarm to remind a worker to stop applying the pressure immediately;
d: after pressurization is completed, the hydraulic cylinder is reset, then the air cylinder is started, the ejection plate is driven to move upwards through the extension of the air cylinder, and then the composite material is ejected out of the pressurization groove, so that a worker can easily take the composite material down.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention has the advantages of strong stability and convenient taking out by matching the cylinder, the pressurizing groove, the ejecting plate, the through hole, the positioning rod, the vertical plate, the pressure bearing column, the mounting plate, the hydraulic cylinder, the pressurizing plate, the limiting plate, the thread sleeve, the threaded rod, the display screen, the alarm, the mounting groove, the pressure column, the pressure sensor, the reset spring and the ejecting plate, and solves the problems that the existing pressurizing device has poor stability in the pressurizing process, the composite material is easily compressed unevenly, the quality of the composite material is influenced, and meanwhile, the composite material is inconvenient to take out and is difficult to operate after the pressurizing is finished.
2. The invention can limit the movement of the mounting plate for the first time by using the buffer spring, can limit the movement of the mounting plate for the second time by using the sliding block and the sliding groove, can conveniently rotate the threaded rod by using the rotating handle, can adjust the position of the limiting plate by using the threaded rod and the threaded sleeve, can limit the movement of the bearing plate by using the positioning rod and the positioning hole, can eject the pressurized composite material out of the pressurizing groove by using the cylinder and the ejecting plate so as to be conveniently taken out, can conveniently extend the pressurizing plate into the pressurizing groove by using the inclined surface, can conveniently observe the pressure value visually by using the display screen, and can give an alarm when the pressure value is overlarge by using the alarm.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the base of the present invention;
FIG. 3 is a top view of the press plate of the present invention;
FIG. 4 is an enlarged structural view of A in the figure of the present invention.
In the figure: 1 bottom plate, 2 buffer spring, 3 fixed plates, 4 cylinders, 5 pressure grooves, 6 bearing plates, 7 grooves, 8 positioning rods, 9 bases, 10 telescopic positioning columns, 11 sliding chutes, 12 sliding blocks, 13 vertical plates, 14 bearing columns, 15 mounting frames, 16 mounting plates, 17 top plates, 18 hydraulic cylinders, 19 pressure plates, 20 limiting plates, 21 thread sleeves, 22 threaded rods, 23 limiting rods, 24 display screens, 25 alarms, 26 mounting grooves, 27 pressure columns, 28 pressure sensors, 29 reset springs and 30 ejection plates.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which 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 in specific cases to those skilled in the art.
Referring to fig. 1-4, a pressurizing device for aerospace composite materials comprises a base plate 1, a fixed plate 3 is fixedly connected to the center of the top of the base plate 1, a base 9 is fixedly connected to the center of the top of the fixed plate 3, a pressurizing groove 5 is formed in the center of the top of the base 9, grooves 7 are formed in two sides of the bottom of an inner cavity of the pressurizing groove 5, the bottom of each groove 7 extends to the top of the fixed plate 3, a cylinder 4 is fixedly connected to the bottom of the inner cavity of each groove 7, an ejection plate 30 is fixedly connected to the output end of each cylinder 4, the pressurized composite materials can be ejected out of the pressurizing groove 5 through the use of the cylinders 4 and the ejection plate 30, so that the pressurized composite materials can be taken out conveniently, a bearing plate 6 is arranged at the bottom of the inner cavity of the pressurizing groove 5, a mounting groove 26 is formed in the center of the bottom of, the top of the pressure sensor 28 is fixedly connected with a pressure column 27, the outer surface of the pressure column 27 is sleeved with a return spring 29, the two sides of the top of the bottom plate 1 are both fixedly connected with a vertical plate 13, a top plate 17 is fixedly connected between the tops of the vertical plates 13, the center of the bottom of the top plate 17 is fixedly connected with a display screen 24, the pressure value can be conveniently and visually observed by using the display screen 24, the right side of the bottom of the top plate 17 is fixedly connected with an alarm 25, the alarm can be sent out when the pressure value is overlarge by using the alarm 25, the mounting frame 15 is fixedly connected with the two sides of the top plate 17, the hydraulic cylinder 18 can be fixedly installed by using the mounting frame 15, the bottom of the inner cavity of the mounting frame 15 is fixedly connected with a hydraulic cylinder 18, the bottom of the hydraulic cylinder 18 penetrates through the bottom of the, the bottom of the bearing column 14 is fixedly connected with a pressure plate 19, a thread sleeve 21 penetrates through and is embedded in the center of one side, opposite to the vertical plate 13, of the thread sleeve 21, a threaded rod 22 is in threaded connection with the inner cavity of the thread sleeve 21, a limiting plate 20 is movably connected to one side, opposite to the threaded rod 22, through the use of the threaded rod 22 and the thread sleeve 21, the position of the limiting plate 20 can be adjusted, a sliding groove 11 is formed in one side, opposite to the limiting plate 20, of the mounting plate 16, sliding blocks 12 are fixedly connected to two sides of the mounting plate 16, one side, far away from the mounting plate 16, of each sliding block 12 extends into the inner cavity of the corresponding sliding groove 11 and is in sliding contact with the inner wall of the corresponding sliding groove, secondary limiting can be performed on movement of the mounting plate 16 through the use of the sliding;
an inclined plane is arranged at the top of the base 9 and on the outer ring of the pressurizing groove 5 in a surrounding manner, the pressurizing plate 19 can conveniently extend into the pressurizing groove 5 by using the inclined plane, and the surfaces around the pressure-bearing plate 6 are respectively in sliding contact with the surfaces around the inner wall of the pressurizing groove 5;
positioning rods 8 are fixedly connected to two sides of the bottom of the bearing plate 6, positioning holes matched with the positioning rods 8 are formed in two sides of the bottom of the inner cavity of the pressurizing groove 5 and located at the positions of the positioning rods 8, and the movement of the bearing plate 6 can be limited by the positioning rods 8 and the positioning holes;
the four corners of the top of the base 9 are fixedly connected with telescopic positioning columns 10, the surface of each telescopic positioning column 10 is sleeved with a buffer spring 2, the tops of the four telescopic positioning columns 10 are fixedly connected to the four corners of the bottom of the mounting plate 16 respectively, and the movement of the mounting plate 16 can be limited for one time through the buffer springs 2;
a rotating handle is fixedly connected to one side opposite to the threaded rod 22, the threaded rod 22 can be conveniently rotated by using the rotating handle, the connecting part of the threaded rod 22 and the limiting plate 20 is movably connected through a bearing, and a limiting hole matched with the limiting rod 23 for use is formed in the vertical plate 13;
the top of the pressure column 27 extends to the inner cavity of the pressurizing groove 5 and contacts with the bottom of the pressure bearing plate 6, and the outer surface of the pressure column 27 is in sliding contact with the inner wall of the mounting groove 26;
the two sides of the fixed plate 3 are fixedly connected with connecting plates, fastening bolts penetrate through the tops of the connecting plates, and the bottoms of the fastening bolts penetrate through the connecting plates and are fixedly connected with the tops of the base plates 1;
a method of using a compression device for aerospace composites, comprising the steps of:
a: the threaded rod 22 is rotated to move towards one side of the mounting plate 16 under the action of the threaded sleeve 21, so that the limiting plate 20 is driven to move towards one side of the mounting plate 16, the sliding block 12 is contacted with the inner wall of the sliding groove 11, and the mounting plate 16 is limited;
b: then, the composite material is sequentially placed in the pressurizing groove 5, the hydraulic cylinder 18 is started, the mounting plate 16 is driven to descend through the extension of the hydraulic cylinder, the pressure bearing column 14 and the pressurizing plate 19 are driven to press downwards, at the moment, the telescopic positioning column 10 contracts, the buffer spring 2 compresses for buffering, when the pressurizing plate 19 presses downwards to the inclined surface, the pressurizing plate 19 is guided into the pressurizing groove 5 through the pressurizing plate, and then the composite material is pressurized;
c: the detection value of the pressure sensor 28 is set in advance, firstly, the top of the pressure column 27 is positioned above the mounting groove 26, when the pressure is applied, the pressure bearing plate 6 presses the pressure column 27 downwards to drive the return spring 29 to compress slightly, meanwhile, the pressure column 27 presses the pressure sensor 28 downwards and detects the pressure applied to the pressure column by the pressure sensor 28, the pressure sensor 28 displays the received pressure value on the display screen 24, when the pressure value reaches the detection value, the pressure value is about to exceed the pressure bearing range, and at the moment, the alarm 25 gives an alarm to remind a worker to stop applying the pressure immediately;
d: after the pressurization is finished, the hydraulic cylinder 18 is reset, then the air cylinder 4 is started, the ejection plate 30 is driven to move upwards through the extension of the air cylinder, and then the composite material is ejected out of the pressurization groove 5, so that a worker can easily take the composite material down;
through cylinder 4, the pressure tank 5, the bearing plate 6, through-hole 7, the locating lever 8, riser 13, the bearing post 14, mounting panel 16, pneumatic cylinder 18, pressure plate 19, limiting plate 20, thread bush 21, threaded rod 22, display screen 24, the alarm 25, mounting groove 26, pressure post 27, pressure sensor 28, reset spring 29 and the cooperation of liftout plate 30 are used, possess the strong and convenient advantage of taking out of stability, it is relatively poor at the in-process stability of pressurization to have solved current pressure device, cause the untidy phenomenon of combined material compression very easily, and then influence combined material's quality, and simultaneously, after the pressurization is accomplished, it is inconvenient to take out it, the comparatively difficult problem of operation gets up.
In summary, the following steps: this a pressure device for aerospace combined material, through the cylinder, the pressurized groove, the liftout plate, the through-hole, the locating lever, the riser, the bearing post, the mounting panel, the pneumatic cylinder, the pressboard, the limiting plate, the thread bush, the threaded rod, display screen 24, alarm 25, mounting groove 26, pressure column 27, pressure sensor 28, reset spring 29 and liftout plate 30's cooperation is used, it is relatively poor at the pressor in-process stability to have solved current pressure device, cause the untidy phenomenon of combined material compression very easily, and then influence combined material's quality, and simultaneously, after the pressurization is accomplished, it is inconvenient to take out it, the comparatively difficult problem of operation get up.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A pressing device for aerospace composite materials, comprising a base plate (1), characterized in that: the center of the top of the bottom plate (1) is fixedly connected with a fixed plate (3), the center of the top of the fixed plate (3) is fixedly connected with a base (9), the center of the top of the base (9) is provided with a pressurizing groove (5), two sides of the bottom of an inner cavity of the pressurizing groove (5) are provided with grooves (7), the bottom of each groove (7) extends to the top of the fixed plate (3), the bottom of the inner cavity of each groove (7) is fixedly connected with a cylinder (4), an output end of each cylinder (4) is fixedly connected with an ejector plate (30), the bottom of the inner cavity of each pressurizing groove (5) is provided with a bearing plate (6), the center of the bottom of the inner cavity of each pressurizing groove (5) is provided with a mounting groove (26), the bottom of the inner cavity of each mounting groove (26) is fixedly connected with a pressure sensor (28), and the top of each pressure sensor, the outer surface cover of pressure column (27) is equipped with reset spring (29), the equal fixedly connected with riser (13) in both sides at bottom plate (1) top, fixedly connected with roof (17) between the top of riser (13), fixedly connected with display screen (24) are located at the center of roof (17) bottom, the right side fixedly connected with alarm (25) of roof (17) bottom, the equal fixedly connected with mounting bracket (15) in both sides at roof (17) top, the bottom fixedly connected with pneumatic cylinder (18) of mounting bracket (15) inner chamber, the bottom of pneumatic cylinder (18) runs through to the bottom of roof (17) and fixedly connected with mounting panel (16), the equal fixedly connected with pressure bearing column (14) in both sides of mounting panel (16) bottom center department, the bottom fixedly connected with pressure plate (19) of pressure bearing column (14), the center department of the relative one side of riser (13) all runs through to inlay has thread bush (21), the inner chamber threaded connection of thread bush (21) has threaded rod (22), one side swing joint that threaded rod (22) is relative has limiting plate (20), spout (11) have been seted up to one side that limiting plate (20) is relative, the equal fixedly connected with slider (12) in both sides of mounting panel (16), one side that mounting panel (16) were kept away from in slider (12) extends to the inner chamber of spout (11) and rather than inner wall sliding contact, the top and the equal fixedly connected with gag lever post (23) in bottom of limiting plate (20) opposite one side, one side that limiting plate (20) were kept away from in gag lever post (23) runs through to the outside of riser (13).
2. A pressing device for aerospace composite materials according to claim 1, characterised in that: the outer ring of the top of the base (9) and positioned in the pressurizing groove (5) is provided with an inclined plane in a surrounding manner, and the surfaces of the periphery of the pressure bearing plate (6) are in sliding contact with the surfaces of the periphery of the inner wall of the pressurizing groove (5) respectively.
3. A pressing device for aerospace composite materials according to claim 1, characterised in that: the equal fixedly connected with locating lever (8) in both sides of bearing plate (6) bottom, the both sides of pressure tank (5) inner chamber bottom just are located locating lever (8) department and all offer the locating hole rather than the cooperation use.
4. A pressing device for aerospace composite materials according to claim 1, characterised in that: the four-corner-equal-fixedly-connected telescopic positioning column (10) is arranged at the top of the base (9), the surface of the telescopic positioning column (10) is sleeved with a buffer spring (2), and the tops of the four telescopic positioning columns (10) are fixedly connected to the four corners of the bottom of the mounting plate (16) respectively.
5. A pressing device for aerospace composite materials according to claim 1, characterised in that: the utility model discloses a spacing hole of using with gag lever post (23) cooperation is seted up on riser (13), one side fixedly connected with turning handle that threaded rod (22) is opposite, pass through bearing swing joint between the junction of threaded rod (22) and limiting plate (20), the spacing hole of using with gag lever post (23) cooperation is seted up on riser (13).
6. A pressing device for aerospace composite materials according to claim 1, characterised in that: the top of the pressure column (27) extends to the inner cavity of the pressurizing groove (5) and is in contact with the bottom of the pressure bearing plate (6), and the outer surface of the pressure column (27) is in sliding contact with the inner wall of the mounting groove (26).
7. A pressing device for aerospace composite materials according to claim 1, characterised in that: the two sides of the fixing plate (3) are fixedly connected with connecting plates, fastening bolts penetrate through the tops of the connecting plates, and the bottoms of the fastening bolts penetrate through the connecting plates and are fixedly connected with the tops of the base plates (1).
8. Use of a pressing device for aerospace composite materials according to any of claims 1-7, characterised by the steps of:
a: the threaded rod (22) is rotated, and is moved to one side of the mounting plate (16) under the action of the threaded sleeve (21), so that the limiting plate (20) is driven to move to one side of the mounting plate (16), the sliding block (12) is contacted with the inner wall of the sliding groove (11), and the mounting plate (16) is limited;
b: then, the composite materials are sequentially placed in a pressurizing groove (5), a hydraulic cylinder (18) is started, the mounting plate (16) is driven to descend through the extension of the hydraulic cylinder, the pressure bearing column (14) and the pressurizing plate (19) are driven to press downwards, at the moment, the telescopic positioning column (10) contracts, the buffer spring (2) compresses for buffering, when the pressurizing plate (19) presses downwards to the inclined plane, the pressurizing plate (19) is guided into the pressurizing groove (5) through the telescopic positioning column, and then the composite materials are pressurized;
c: the detection value of a pressure sensor (28) is set in advance, firstly, the top of the pressure column (27) is positioned above the mounting groove (26), when the pressure is applied, the pressure column (27) is pressed downwards by the pressure bearing plate (6) to drive the reset spring (29) to slightly compress, meanwhile, the pressure column (27) downwards extrudes the pressure sensor (28), the pressure applied to the pressure sensor is detected by the pressure sensor (28), the pressure sensor (28) displays the received pressure value on the display screen (24), when the pressure value reaches the detection value, the pressure value is about to exceed the pressure bearing range, at the moment, an alarm (25) gives an alarm to remind a worker to stop applying the pressure immediately;
d: after pressurization is completed, the hydraulic cylinder (18) is reset, then the air cylinder (4) is started, the ejection plate (30) is driven to move upwards through the extension of the air cylinder, and then the composite material is ejected out of the pressurization groove (5), so that a worker can easily take the composite material down.
CN202011329882.8A 2020-11-24 2020-11-24 Pressurizing device for aerospace composite material Pending CN112549609A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113276461A (en) * 2021-05-25 2021-08-20 南通松能机械科技有限公司 Hydraulic power mechanism for hydraulic servo system of hydraulic machine
CN116653333A (en) * 2022-12-05 2023-08-29 徐州云天高分子材料技术研究院有限公司 Material compression molding device for new material development

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CN111618151A (en) * 2020-07-29 2020-09-04 吴江市液铸液压件铸造有限公司 Stamping equipment suitable for plate-shaped metal workpiece and stamping control method thereof
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CN109747202A (en) * 2017-11-07 2019-05-14 扬州市江都区正谊研磨工具厂 It is a kind of to stablize the hydraulic device used
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CN113276461A (en) * 2021-05-25 2021-08-20 南通松能机械科技有限公司 Hydraulic power mechanism for hydraulic servo system of hydraulic machine
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CN116653333B (en) * 2022-12-05 2024-01-23 徐州云天高分子材料技术研究院有限公司 Material compression molding device for new material development

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Application publication date: 20210326