CN114101472A - Aluminum alloy creep aging forming equipment - Google Patents
Aluminum alloy creep aging forming equipment Download PDFInfo
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- CN114101472A CN114101472A CN202111441296.7A CN202111441296A CN114101472A CN 114101472 A CN114101472 A CN 114101472A CN 202111441296 A CN202111441296 A CN 202111441296A CN 114101472 A CN114101472 A CN 114101472A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D31/00—Other methods for working sheet metal, metal tubes, metal profiles
- B21D31/005—Incremental shaping or bending, e.g. stepwise moving a shaping tool along the surface of the workpiece
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The invention discloses aluminum alloy creep age forming equipment which comprises a fixing mechanism, a die mechanism and an adjusting mechanism, wherein the die mechanism is arranged on the fixing mechanism; the die mechanism is positioned inside the fixing mechanism, and the adjusting mechanism is positioned at the top of the fixing mechanism; the fixing mechanism comprises a bottom box, two ends of the bottom box are respectively and rotatably connected with a first lead screw, and a first sliding block is in threaded connection with the outer wall of the first lead screw; the invention can support and fix aluminum alloys with different widths, prevent the irreversible deformation of the aluminum alloy area which does not need to be subjected to creep forming under the conditions of long-time gravity and heating when the temperature is increased and creep, and can fix the outer surfaces of the aluminum alloy plate in the width and length directions under the action of the pressing plate and the driving box, so that the phenomenon that the loading deformation of the aluminum alloy plate is different from the expected curved surface due to the infirm fixation in the width and length directions is prevented in the process of loading the aluminum alloy plate.
Description
Technical Field
The invention relates to the technical field of aluminum alloy processing. In particular to an aluminum alloy creep age forming device.
Background
Creep is the phenomenon in which the strain of a solid material increases with time while maintaining a constant stress. Unlike plastic deformation, which usually occurs after stresses exceed the elastic limit, creep can occur when stresses are less than the elastic limit, as long as the stresses are applied for a relatively long time, and many materials (e.g., metals, plastics, rock, and ice) exhibit creep properties under certain conditions.
Chinese patent document CN 112338053 a discloses a creep age forming device for large aluminum alloy members, which comprises a loading assembly, wherein the loading assembly comprises a loading rod, a loading connecting member, a fixing pin and a loading shaft, and the device adjusts the loading of an aluminum alloy surface through a mold clamping plate, a cross beam and the loading rod to realize the forming of the aluminum alloy plate surface.
When carrying out the loading to the aluminum alloy in the above-mentioned patent, can not realize fixing the aluminum alloy to different length and width, be not convenient for simultaneously to different length, certain region of width and thickness aluminum alloy carries out the creep, cause very big limitation, and can not realize full face to the face of the length of aluminum alloy and the different face of width specification and support, cause when the creep that heaies up, under the condition of long-time gravity and heating, make the region that the aluminum alloy need not carry out the creep shaping take place irreversible deformation, and the aluminum alloy intensifies behind the creep, can not realize auto-control handling, and be difficult for loading and unloading, take place the secondary deformation of aluminum alloy easily, and the high temperature of aluminum alloy easily causes the injury to people, consequently still there is very big restriction.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to provide an aluminum alloy creep aging forming device which is convenient for creep deformation of certain areas of aluminum alloys with different sizes, widths and thicknesses.
In order to solve the technical problems, the invention provides the following technical scheme:
an aluminum alloy creep aging forming device comprises a fixing mechanism, a die mechanism and an adjusting mechanism; the die mechanism is positioned inside the fixing mechanism, and the adjusting mechanism is positioned at the top of the fixing mechanism; the fixing mechanism comprises a bottom box, two ends of the bottom box are respectively and rotatably connected with a first lead screw, a first sliding block is connected to the outer wall of the first lead screw in a threaded manner, the side wall of the first sliding block is connected with one end of a sliding plate, a supporting plate is slidably connected inside the sliding plate and is in a cross shape with the sliding plate, one end of the supporting plate abuts against the side wall of the bottom box, the supporting plate and the upper surface of the bottom box are positioned on the same horizontal plane, one side wall of the sliding plate is in threaded connection with a first adjusting bolt, one end of the first adjusting bolt is rotatably connected with one side wall of a fixing plate, the fixing plate is slidably connected to the upper surface of the supporting plate, the other side wall of the fixing plate is provided with a sliding groove, a second lead screw is rotatably connected inside the sliding groove, the second sliding block is in threaded connection with the outer wall of the second lead screw, and one end of a pressing plate is fixedly connected with the second sliding block, the pressing plate is parallel to the supporting plate; through the setting of backup pad and fixed plate, can support and fix the aluminum alloy of different width, prevent when carrying out the intensification creep, under the condition of long-time gravity and heating, make the aluminum alloy not need carry out the regional irreversible deformation that takes place that the creep takes shape, can adjust the position etc. of aluminum alloy creep according to autonomic needs simultaneously, and under the effect of clamp plate and initiative case, can fix the width of aluminum alloy plate and length direction's surface, make and carry out the loading in-process to the aluminum alloy plate, prevent that width and length direction are because of fixed insecure, lead to the phenomenon that the loading of aluminum alloy plate warp and anticipated curved surface is different.
The aluminum alloy creep age forming device comprises a sliding frame and a pressing block, wherein one side wall of the sliding frame is fixedly connected with one end face of a first sliding block, the other side wall of the sliding frame is fixedly connected with one end of a telescopic box, the telescopic box can be stretched, so that when the first sliding block is in relative displacement, the telescopic box is stretched, the driving box is always positioned at the top of a bottom box, two ends of the driving box are fixedly connected with the telescopic box respectively, the driving box is positioned at two ends of the upper surface of the bottom box and is opposite to a first lead screw, a rotating rod is rotatably connected inside the driving box, a first bevel gear is fixedly arranged on the outer wall of one end of the rotating rod, the first bevel gear is meshed with a second bevel gear, the axis of the second bevel gear is fixedly connected with the axis of a first gear, and the first gear is rotatably connected with one end inside the driving box, the first gear is meshed with the rack, one end of the rack is connected to the inside of the driving box in a sliding mode, the other end of the rack penetrates through the telescopic box and is located on the side wall of the bottom box, the second gear is fixedly mounted on the outer surface of the rotating rod and is meshed with the toothed plate, one end of the toothed plate penetrates through the limiting sleeve and is fixedly connected with one end face of the pressing block, the limiting sleeve is fixedly mounted on the inner bottom wall of the driving box, and the limiting sleeve plays a limiting role in limiting the toothed plate so as to prevent the toothed plate from shaking and being unstable when the toothed plate moves up and down; through the setting of initiative case, can fix the length direction of panel, prevent that the phenomenon that length direction from appearing rocking.
The aluminum alloy creep age forming equipment comprises a bottom plate, a first arc plate and a clamping plate, a cavity is arranged in the bottom box, the bottom plate is fixedly arranged in the cavity in the bottom box, the telescopic rod is fixedly connected with the outer wall of the bottom plate, the first arc plate is rotationally connected with the telescopic rod through a first rotating shaft, the angle of the first arc plate can be adjusted, the top of the telescopic rod is fixedly connected with a supporting seat, a second adjusting bolt is in threaded connection with the inside of the second supporting seat, the outer wall of the second adjusting bolt is in threaded connection with a fixed block, one side wall of the fixed block is rotatably connected with the clamping and connecting plate through a second rotating shaft, the angle adjustment of the clamping and connecting plate is realized through a second rotating shaft, one side of the clamping and connecting plate is provided with an arc surface, and the arc surface of the clamping and connecting plate is opposite to the arc surface of the first arc plate; fix the panel after the deformation, prevent the phenomenon of kick-backing, the joint board sets up to the cambered surface simultaneously, and first cambered plate sets up to the cambered surface, and two cambered surface joints are fixed panel, the phenomenon of kick-backing appears when preventing the creep, and can angle regulation, be applicable to the fixed of different panel cambered surfaces.
The aluminum alloy creep age forming equipment comprises a support and a hydraulic cylinder, wherein the support is located at the top of the bottom box, the outer surface of the sliding cover is fixedly connected with the inner side of the support, and two ends of the support are fixedly connected with the output end of the hydraulic cylinder respectively.
The adjusting mechanism further comprises two or more rotating drums and a main shaft, the two or more rotating drums are rotatably connected to the outer wall of the main shaft, a blind hole is formed in the outer wall of each rotating drum, a bolt is fixedly installed inside the blind hole, two ends of a stretching belt are respectively installed on the outer walls of the bolts on the two adjacent rotating drums, jacks are located on the outer wall of the stretching belt, the number of the jacks is two or more, and the jacks are the same as the diameter of the bolt; two ends of the main shaft are rotatably connected to the side wall of the sliding cover, a fastening nut is mounted on the outer wall of the main shaft, and one side face of the fastening nut abuts against the rotary drum; the sliding cover is arc-shaped, an arc-shaped groove is formed in the inner wall of the sliding cover and penetrates through the inner wall of the sliding cover, the sliding column is connected inside the arc-shaped groove in a sliding mode, threads are arranged on the outer wall of the sliding column, one end of the sliding column is fixedly connected with the outer wall of the rotary drum, and the fixing nut is connected to the outer wall, located at one end of the outer surface of the sliding cover, of the sliding column through the arc-shaped groove in a threaded mode; the outer wall of the rotary drum is fixedly connected with one end of a lifting rod, the lifting rod is opposite to the bolt, and the other end of the lifting rod penetrates through the inner wall of the loading rod and is fixedly connected with the loading rod; the outer wall of one end, in contact with the loading rod, of the lifting rod is connected with a sliding sleeve in a sliding mode, a fixing bolt penetrates through the inner wall of the sliding sleeve and abuts against the outer surface of the lifting rod, a limiting nut is connected to the top of the sliding sleeve in a threaded mode, one end of a rotating plate is hinged to the side wall of the sliding sleeve, the other end of the rotating plate is hinged to one end of a second arc plate, the other end of the second arc plate is hinged to the lifting rod, and the second arc plate is located at the bottom of the loading rod; through the setting of the rotary drum, the angles of the loading rods are convenient to adjust, the angle adjustment is free from the phenomenon of certain angle limitation, the loading rods are controlled in a linkage manner, each loading rod can be opened to form an arc shape only by rotating one loading rod, meanwhile, the bolt is inserted into different jacks through the setting of the stretching belt, the control of angle enlargement and angle reduction among the loading rods is realized, the deformation of different curved surfaces is realized, the arc top is formed after the second arc plates are spliced through the setting of the second arc plates, the curved surface deformation can be better carried out, so that the rod marks on the surface of the aluminum alloy are prevented from being caused by the loading rods, meanwhile, under the action of the sliding sleeve, the second arc plates can be opened and closed, when the aluminum alloy plate is not used, the second arc plates are contracted, the occupation of larger space is prevented, and the use is influenced, the device can complete creep deformation of various complex curved surfaces on the aluminum alloy, thereby being suitable for various curved surface requirements, and the device can be suitable for creep deformation of various shapes such as aluminum alloy pipes, and has strong applicability.
According to the aluminum alloy creep aging forming equipment, the supporting boxes are located at the two ends of the bottom box, the supporting boxes and the bottom box are equal in height and width, the supporting boxes support plates, the corners of the plates are supported and fixed, and deformation is prevented.
The technical scheme of the invention achieves the following beneficial technical effects:
1. according to the invention, through the arrangement of the supporting plate and the fixing plate, aluminum alloys with different widths can be supported and fixed, the phenomenon that the loading deformation of the aluminum alloy plate is different from the expected curved surface due to the infirm fixing in the width and length directions can be prevented, the irreversible deformation of an area, which does not need to be subjected to creep forming, of the aluminum alloy can be prevented under the conditions of long-time gravity and heating when the temperature is raised and the creep is carried out, the creep position of the aluminum alloy can be adjusted according to the autonomous requirement, and the like, and the outer surface of the aluminum alloy plate in the width and length directions can be fixed under the action of the pressing plate and the driving box, so that the phenomenon that the loading deformation of the aluminum alloy plate is different from the expected curved surface due to the infirm fixing in the width and length directions can be prevented in the loading process of the aluminum alloy plate.
2. Through the setting of joint board and first arc board, fix the panel after the deformation, prevent the resilience phenomenon, the joint board sets up to the cambered surface simultaneously, and first arc board sets up to the cambered surface, and two cambered surface joints are fixed panel, appear the phenomenon of resilience when preventing the creep, and can angle regulation, are applicable to the fixed of different panel cambered surfaces
3. According to the invention, through the arrangement of the rotary drum, the angles of the loading rods are convenient to adjust, the angle adjustment phenomenon cannot be limited by a certain angle, the loading rods are controlled in a linkage manner, each loading rod can be opened to form an arc shape only by rotating one loading rod, and meanwhile, through the arrangement of the stretching belt, the bolt is inserted into different jacks, so that the control of the angle increase and decrease among the loading rods is realized, and the deformation of different curved surfaces is realized.
4. According to the invention, through the arrangement of the second arc plate, the arc top is formed after the second arc plates are spliced, the curved surface deformation can be better carried out, so that the rod mark of the plate surface of the aluminum alloy caused by the loading rod is prevented, meanwhile, the second arc plate can be opened and closed under the action of the sliding sleeve, and when the device is not used, the second arc plate is contracted, so that the situation that larger space is occupied and the use is influenced is prevented.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of the construction of the skateboard of the present invention;
FIG. 4 is a schematic view of the interior of the active box of the present invention;
FIG. 5 is an enlarged schematic view of FIG. 4 at A according to the present invention;
FIG. 6 is a schematic structural view of the die mechanism of the present invention;
FIG. 7 is a schematic side view of the clamping plate of the present invention;
FIG. 8 is a schematic view of the adjustment mechanism of the present invention;
FIG. 9 is a perspective schematic view of a drum according to the present invention;
FIG. 10 is a schematic view of a slider according to the present invention;
FIG. 11 is a side view of the sliding cover of the present invention
FIG. 12 is a schematic view of a second arc plate according to the present invention.
The reference numbers in the figures denote: 1-a bottom box; 2-a first lead screw; 3, a sliding plate; 4-a first slider; 5, fixing a plate; 6-a first adjusting bolt; 7-a support plate; 8-pressing a plate; 9-a chute; 10-a second lead screw; 11-a second slide; 12-a carriage; 13-active box; 14-a rotating rod; 15-first bevel gear; 16-a second bevel gear; 17-a first gear; 18-a rack; 19-a second gear; 20-toothed plate; 21-briquetting; 22-a base plate; 23-a telescopic rod; 24-a first arc plate; 25-a clamping plate; 26-fixing blocks; 27-a first shaft; 28-a second adjusting bolt; 29-a second shaft; 30-a scaffold; 31-a hydraulic cylinder; 32-a rotating drum; 33-a bolt; 34-stretching the tape; 35-a jack; 36-a fastening nut; 37-a slide cover; 38-a strut; 39-fixing the nut; 40-arc-shaped grooves; 41-a main shaft; 42-a lifting rod; 43-a loading rod; 44-a sliding sleeve; 45-limit nut; 46-rotating the plate; 47-a second arc plate; 48-fixing bolts; 49-support box.
Detailed Description
The aluminum alloy creep aging forming equipment comprises a fixing mechanism, a die mechanism and an adjusting mechanism, wherein the fixing mechanism is arranged on the die mechanism and is used for fixing the die mechanism; the mould mechanism is positioned in the fixing mechanism, and the adjusting mechanism is positioned at the top of the fixing mechanism; the fixing mechanism comprises a bottom box 1, two ends of the bottom box 1 are respectively and rotatably connected with a first lead screw 2, the outer wall of the first lead screw 2 is in threaded connection with a first slide block 4, the side wall of the first slide block 4 is connected with one end of a slide plate 3, the inside of the slide plate 3 is in sliding connection with a support plate 7, the support plate 7 and the slide plate 3 are in a cross shape, one end of the support plate 7 abuts against the side wall of the bottom box 1, the support plate 7 and the upper surface of the bottom box 1 are positioned on the same horizontal plane, one side wall of the slide plate 3 is in threaded connection with a first adjusting bolt 6, one end of the first adjusting bolt 6 is rotatably connected with one side wall of a fixing plate 5, the fixing plate 5 is slidably connected with the upper surface of the support plate 7, the other side wall of the fixing plate 5 is provided with a chute 9, a second lead screw 10 is rotatably connected inside the chute 9, a second slide block 11 is in threaded connection with the outer wall of the second lead screw 10, one end of a pressing plate 8 is fixedly connected with the second slide block 11, the pressing plate 8 is parallel to the supporting plate 7; through the setting of backup pad 7 and fixed plate 5, can support and fix the aluminum alloy of different width, prevent when carrying out the intensification creep, under the condition of long-time gravity and heating, make the aluminum alloy not need carry out the regional irreversible deformation that takes place that the creep takes shape, can adjust the position etc. of aluminum alloy creep according to autonomic needs simultaneously, and under clamp plate 8 and initiative case 13's effect, can fix the width of aluminum alloy plate and length direction's surface, make and carry out the loading in-process to aluminum alloy plate, prevent width and length direction because of fixing insecure, lead to the phenomenon that the loading of aluminum alloy plate warp and expectation curved surface are different.
As shown in fig. 4-5, the fixing mechanism further includes a sliding frame 12 and a pressing block 21, one side wall of the sliding frame 12 is fixedly connected to one end surface of the first sliding block 4, the other side wall of the sliding frame 12 is fixedly connected to one end of a telescopic box, the telescopic box can be extended and retracted, so that when the first sliding block 4 is relatively displaced, the telescopic box is extended and retracted, so that the driving box 13 is always located at the top of the bottom box 1, two ends of the driving box 13 are respectively fixedly connected to the telescopic box, the driving box 13 is located at two ends of the upper surface of the bottom box 1, opposite to the first lead screw 2, the rotating rod 14 is rotatably connected to the inside of the driving box 13, the outer wall at one end of the rotating rod 14 is fixedly provided with a first bevel gear 15, the first bevel gear 15 is engaged with a second bevel gear 16, the axis of the second bevel gear 16 is fixedly connected to the axis of the first gear 17, the first gear 17 is rotatably connected to one end of the inside of the driving box 13, the first gear 17 is engaged with the rack 18, one end of a rack 18 is slidably connected inside the driving box 13, the other end of the rack 18 penetrates through the telescopic box and is positioned on the side wall of the bottom box 1, a second gear 19 is fixedly mounted on the outer surface of the rotating rod 14, the second gear 19 is meshed with a toothed plate 20, one end of the toothed plate 20 penetrates through a limiting sleeve and is fixedly connected with one end face of a pressing block 21, the limiting sleeve is fixedly mounted on the inner bottom wall of the driving box 13, and the limiting sleeve plays a limiting role in limiting the toothed plate 20, so that the phenomenon that the toothed plate 20 shakes and is unstable when moving up and down is prevented; through the setting of initiative case 13, can fix the length direction of panel, prevent that the phenomenon that length direction from appearing rocking.
As shown in fig. 6-7, the mold mechanism includes a bottom plate 22, a first arc plate 24 and a clamping plate 25, a cavity is formed inside the bottom box 1, the bottom plate 22 is fixedly installed inside the cavity inside the bottom box 1, the telescopic rod 23 is fixedly connected with the outer wall of the bottom plate 22, the first arc plate 24 is rotatably connected with the telescopic rod 23 through a first rotating shaft 27, the angle of the first arc plate 24 can be adjusted, the top of the telescopic rod 23 is fixedly connected with a supporting seat, a second adjusting bolt 28 is in threaded connection inside the second supporting seat, a fixing block 26 is in threaded connection on the outer wall of the second adjusting bolt 28, one side wall of the fixing block 26 is rotatably connected with the clamping plate 25 through a second rotating shaft 29, the angle adjustment of the clamping plate 25 is achieved through the second rotating shaft 29, one side of the clamping plate 25 is set as an arc surface, and the arc surface of the clamping plate 25 is opposite to the arc surface of the first arc plate 24; fix the panel after the deformation, prevent the phenomenon of kick-backing, joint board 25 sets up to the cambered surface simultaneously, and first arc 24 sets up to the cambered surface, and two cambered surface joints are fixed to panel, the phenomenon of kick-backing appears when preventing the creep, and can angle regulation, are applicable to the fixed of different panel cambered surfaces.
As shown in fig. 1-2, the adjusting mechanism includes a bracket 30 and a hydraulic cylinder 32, the bracket 30 is located at the top of the bottom case 1, the outer surface of the sliding cover 37 is fixedly connected with the inner side of the bracket 30, and two ends of the bracket 30 are respectively fixedly connected with the output end of the hydraulic cylinder 31.
As shown in fig. 8-10, the adjusting mechanism further includes two or more rotating drums 32 and a main shaft 41, the number of the rotating drums 32 is two or more, the two or more rotating drums 32 are rotatably connected to the outer wall of the main shaft 41, the outer wall of each rotating drum 32 is provided with a blind hole, the plug pin 33 is fixedly installed inside the blind hole, two ends of the stretching belt 34 are respectively installed on the outer walls of the plug pins 33 on two adjacent rotating drums 32, the insertion holes 35 are located on the outer wall of the stretching belt 34, the number of the insertion holes 35 is two or more, and the diameters of the insertion holes 35 and the plug pins 33 are the same; two ends of the main shaft 41 are rotatably connected to the side wall of the sliding cover 17, a fastening nut 36 is mounted on the outer wall of the main shaft 41, and one side surface of the fastening nut 36 abuts against the rotary drum 32; as shown in fig. 9-11, the sliding cover 37 is arc-shaped, an arc-shaped groove 40 is formed in the inner wall of the sliding cover 37, the arc-shaped groove 40 penetrates through the inner wall of the sliding cover 37, the sliding column 38 is slidably connected inside the arc-shaped groove 40, a thread is formed on the outer wall of the sliding column 38, one end of the sliding column 38 is fixedly connected with the outer wall of the rotating drum 32, and a fixing nut 39 is connected to the outer wall of the sliding column 38, which is located at one end of the outer surface of the sliding cover 37 through the arc-shaped groove 40; the outer wall of the rotating drum 32 is fixedly connected with one end of a lifting rod 42, the lifting rod 42 is opposite to the bolt 33, and the other end of the lifting rod 42 penetrates through the inner wall of a loading rod 43 and is fixedly connected with the loading rod 43; as shown in fig. 12, a sliding sleeve 44 is slidably connected to an outer wall of one end of the lifting rod 42, which is in contact with the loading rod 43, a fixing bolt 48 passes through an inner wall of the sliding sleeve 44 to abut against an outer surface of the lifting rod 42, a limit nut 45 is screwed on a top of the sliding sleeve 44, one end of a rotating plate 46 is hinged to a side wall of the sliding sleeve 44, the other end of the rotating plate 46 is hinged to one end of a second arc plate 47, the other end of the second arc plate 47 is hinged to the lifting rod 42, and the second arc plate 47 is located at the bottom of the loading rod 43; through the arrangement of the rotary drum 32, the angles of the loading rods 42 are convenient to adjust, the angle adjustment is free from the phenomenon of certain angle limitation, meanwhile, the linkage control among the loading rods 42 is realized, each loading rod 42 can be opened to form an arc shape only by rotating one loading rod 42, meanwhile, the bolt 33 is inserted into different jacks 35 through the arrangement of the stretching belt 34, the control of angle enlargement and angle reduction among the loading rods 42 is realized, the deformation of different curved surfaces is realized, the second arc plates 46 are spliced to form an arc top through the arrangement of the second arc plates 46, the curved surface deformation can be better carried out, so that the loading rods 42 are prevented from causing rod marks on the surface of the aluminum alloy, meanwhile, the second arc plates 47 can be opened and closed under the action of the sliding sleeve 44, when the aluminum alloy is not used, the second arc plates 47 are contracted, the invention can finish creep deformation of various complex curved surfaces on the aluminum alloy, thereby being suitable for various curved surface requirements, and the device can be suitable for creep deformation of various shapes such as aluminum alloy pipes, and has strong applicability.
As shown in fig. 1, the supporting boxes 49 are located at two ends of the bottom box 1, and the supporting boxes 49 have the same height and the same width as the bottom box 1, and the supporting boxes 49 support the plate, support and fix the corners of the plate, and prevent deformation.
The working principle is as follows: an aluminum alloy plate needing creep deformation is placed on the upper surface of a bottom box 1, at the moment, a first lead screw 2 is rotated to drive a first slide block 4 to displace, at the moment, a slide plate 3 is driven to displace under the action of the first slide block 4, the slide plate 3 slides on the upper surface of a support plate 7, the plate is preliminarily positioned, a fixed plate 5 is abutted against the side wall of the plate by rotating a first adjusting bolt 6 to fix the plate, at the moment, a second slide block 11 slides inside a sliding groove 9 by rotating a second lead screw 10, the outer wall of the second lead screw 10 is vertically displaced to drive a press plate 8 to displace, so that the press plate 8 fixes the outer surface of the side wall of the plate, meanwhile, in the displacement process of the first slide block 4, a sliding frame 12 is driven to displace, a telescopic box contracts, so that a driving box 13 is always positioned at the top of the bottom box 1, by pushing the rack 18, the rack 18 is displaced inside the driving box 13, the second gear 17 is driven to rotate, under the action of the first bevel gear 15 and the second bevel gear 16, the rotating rod 14 is driven to rotate, the second gear 19 drives the toothed plate 20 to displace up and down, the press block 21 fixes the length direction of the plate, the phenomenon of shaking during creep deformation is prevented, after the plate is placed on the upper surface of the bottom box 1, the bottom surface of the plate is in contact with the first arc plate 24, by rotating one of the rotary drums 32 at two ends, the rotary drum 32 drives the bolt 33 to rotate, the bolt 33 pulls the stretching belt 34 to rotate, deviation is formed between each rotary drum 32, uniform angles are formed between the loading rods 43, and meanwhile, adjustment between different angles can be realized by inserting the bolt 33 into the insertion holes 35 on the outer surfaces of different stretching belts 34, in the rotation process of rotary drum 32, traveller 38 slides in the inside of arc wall 40, after adjusting to suitable angle, fix through fixation nut 39, then unscrew stop nut 45, make sliding sleeve 44 slide, the commentaries on classics board 46 supports top second arc 47 and opens, form the cambered surface, fix through stop bolt 45, fixing bolt 48 fixes once more simultaneously, make support 30 drive second arc 47 push down through starting up hydraulic cylinder 31 this moment, the higher authority to panel warp, after the deformation is accomplished, it fixes to drive the cambered surface that the joint board 25 formed panel through rotating second adjusting bolt 28, simultaneously under the effect of second pivot 29, joint board 25 carries out angle regulation, be applicable to different panel cambered surfaces, then heat the creep with panel.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications are possible which remain within the scope of the appended claims.
Claims (6)
1. The aluminum alloy creep aging forming equipment is characterized by comprising a fixing mechanism, a die mechanism and an adjusting mechanism;
the die mechanism is positioned inside the fixing mechanism, and the adjusting mechanism is positioned at the top of the fixing mechanism;
the fixing mechanism comprises a bottom box (1), wherein two ends of the bottom box (1) are respectively connected with a first lead screw (2) in a rotating mode, the outer wall of the first lead screw (2) is connected with a first sliding block (4) in a threaded mode, the side wall of the first sliding block (4) is connected with one end of a sliding plate (3), a supporting plate (7) is connected inside the sliding plate (3) in a sliding mode, the supporting plate (7) and the sliding plate (3) are cross-shaped, one end of the supporting plate (7) abuts against the side wall of the bottom box (1), the supporting plate (7) and the upper surface of the bottom box (1) are located on the same horizontal plane, a side wall of the sliding plate (3) is connected with a first adjusting bolt (6) in a threaded mode, one end of the first adjusting bolt (6) is rotatably connected with one side wall of a fixing plate (5), and the fixing plate (5) is connected to the upper surface of the supporting plate (7) in a sliding mode, the other side wall of the fixing plate (5) is provided with a sliding groove (9), the second lead screw (10) is rotatably connected inside the sliding groove (9), the second sliding block (11) is in threaded connection with the outer wall of the second lead screw (10), one end of the pressing plate (8) is fixedly connected with the second sliding block (11), and the pressing plate (8) is parallel to the supporting plate (7).
2. The aluminum alloy creep age forming device according to claim 1, wherein the fixing mechanism further comprises a sliding frame (12) and a pressing block (21), one side wall of the sliding frame (12) is fixedly connected with one end surface of the first sliding block (4), the other side wall of the sliding frame (12) is fixedly connected with one end of a telescopic box, two ends of a driving box (13) are respectively fixedly connected with the telescopic box, the driving box (13) is positioned at two ends of the upper surface of the bottom box (1) and is opposite to the first lead screw (2), a rotating rod (14) is rotatably connected inside the driving box (13), a first bevel gear (15) is fixedly installed on the outer wall of one end of the rotating rod (14), the first bevel gear (15) is meshed with a second bevel gear (16), and the axis of the second bevel gear (16) is fixedly connected with the axis of the first gear (17), first gear (17) rotate to be connected the inside one end of initiative case (13), first gear (17) are connected with rack (18) meshing, the one end sliding connection of rack (18) is in the inside of initiative case (13), the other end of rack (18) passes flexible case is located the lateral wall of under casing (1), the fixed surface of bull stick (14) installs second gear (19), second gear (19) are connected with pinion rack (20) meshing, the one end of pinion rack (20) is passed the terminal surface fixed connection of stop collar and briquetting (21), stop collar fixed mounting be in the interior diapire of initiative case (13).
3. The aluminum alloy creep age forming equipment according to claim 2, wherein the die mechanism comprises a bottom plate (22), a first arc plate (24) and a clamping plate (25), a cavity is formed in the bottom box (1), the bottom plate (22) is fixedly installed in the cavity in the bottom box (1), a telescopic rod (23) is fixedly connected with the outer wall of the bottom plate (22), the first arc plate (24) is rotatably connected with the telescopic rod (23) through a first rotating shaft (27), a supporting seat is fixedly connected to the top of the telescopic rod (23), a second adjusting bolt (28) is in threaded connection with the inside of the second supporting seat, a fixing block (26) is in threaded connection with the outer wall of the second adjusting bolt (28), and one side wall of the fixing block (26) is rotatably connected with the clamping plate (25) through a second rotating shaft (29), one side of the clamping plate (25) is provided with an arc surface, and the arc surface of the clamping plate (25) is opposite to the arc surface of the first arc plate (24).
4. The aluminum alloy creep age forming equipment according to claim 3, wherein the adjusting mechanism comprises a bracket (30) and a hydraulic cylinder (32), the bracket (30) is positioned at the top of the bottom box (1), the outer surface of a sliding cover (37) is fixedly connected with the inner side of the bracket (30), and two ends of the bracket (30) are respectively fixedly connected with the output end of the hydraulic cylinder (31).
5. The aluminum alloy creep age forming equipment according to claim 4, wherein the adjusting mechanism further comprises two or more rotating drums (32) and a main shaft (41), the number of the rotating drums (32) is two or more, the two or more rotating drums (32) are rotatably connected to the outer wall of the main shaft (41), a blind hole is formed in the outer wall of each rotating drum (32), the plug pin (33) is fixedly installed inside the blind hole, two ends of the stretching belt (34) are respectively installed on the outer walls of the plug pins (33) on two adjacent rotating drums (32), the insertion hole (35) is located on the outer wall of the stretching belt (34), the number of the insertion holes (35) is two or more, and the diameter of the insertion hole (35) is the same as that of the plug pin (33);
two ends of the main shaft (41) are rotatably connected to the side wall of the sliding cover (17), a fastening nut (36) is mounted on the outer wall of the main shaft (41), and one side surface of the fastening nut (36) abuts against the rotary drum (32);
the sliding cover (37) is arc-shaped, an arc-shaped groove (40) is formed in the inner wall of the sliding cover (37), the arc-shaped groove (40) penetrates through the inner wall of the sliding cover (37), the sliding column (38) is connected to the inner portion of the arc-shaped groove (40) in a sliding mode, threads are arranged on the outer wall of the sliding column (38), one end of the sliding column (38) is fixedly connected with the outer wall of the rotary drum (32), and a fixing nut (39) is connected to the outer wall, at one end of the outer surface of the sliding cover (37), of the sliding column (38) through the arc-shaped groove (40) in a threaded mode;
the outer wall of the rotary drum (32) is fixedly connected with one end of a lifting rod (42), the lifting rod (42) is opposite to the bolt (33), and the other end of the lifting rod (42) penetrates through the inner wall of a loading rod (43) and is fixedly connected with the loading rod (43);
lifter (42) with sliding connection has sliding sleeve (44) on the outer wall of the one end of loading pole (43) contact, and fixing bolt (48) pass the inner wall of sliding sleeve (44) with the surface of lifter (42) supports, and stop nut (45) threaded connection is at the top of sliding sleeve (44), and the one end of commentaries on classics board (46) articulates the lateral wall at sliding sleeve (44), the other end of commentaries on classics board (46) is articulated with the one end of second arc board (47), the other end of second arc board (47) is articulated with lifter (42), second arc board (47) are located the bottom of loading pole (43).
6. An aluminium alloy creep age forming apparatus according to claim 5, characterised in that support boxes (49) are located at both ends of the bottom box (1), and the support boxes (49) are equal in height and width to the bottom box (1).
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| CN115369338A (en) * | 2022-08-19 | 2022-11-22 | 内蒙古工业大学 | Magnesium alloy surface toughening equipment |
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| CN114101472B (en) | 2023-04-21 |
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