CN112371767A - Aluminum profile straightening machine and aluminum profile processing technology using same - Google Patents
Aluminum profile straightening machine and aluminum profile processing technology using same Download PDFInfo
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- CN112371767A CN112371767A CN202011150623.9A CN202011150623A CN112371767A CN 112371767 A CN112371767 A CN 112371767A CN 202011150623 A CN202011150623 A CN 202011150623A CN 112371767 A CN112371767 A CN 112371767A
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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
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
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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
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/06—Stripping-off devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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Abstract
The application relates to the field of aluminum profile manufacturing, in particular to an aluminum profile straightener and an aluminum profile processing technology using the straightener, the aluminum profile straightener comprises a rack and a straightener arranged on the rack, the straightener comprises a straightening die post, a supporting mechanism and a transmission mechanism, the supporting mechanism comprises a clamp, the transmission mechanism comprises transmission assemblies arranged on two sides of the straightening die post, the transmission mechanism comprises a supporting table, a sliding seat, a first reciprocating component, a resisting roller and a driving component, the supporting table is fixedly arranged on the rack, the sliding seat is slidably connected onto the supporting table, the first reciprocating component is fixedly arranged on the supporting table, the resisting roller is rotatably connected to one side, close to the straightening die post, of the sliding seat, and the driving component is fixedly arranged on the sliding seat; the aluminum profile processing technology comprises the following steps: preheating, mounting, extruding, water cooling, straightening and shaping, cutting, aging, inspecting and packaging; the aluminum profile straightening machine and the processing technology have the effect of improving the yield of the aluminum profiles.
Description
Technical Field
The application relates to the field of aluminum profile manufacturing, in particular to an aluminum profile straightening machine and an aluminum profile machining process using the same.
Background
The aluminum profile is an aluminum material with different cross-sectional shapes obtained by hot melting and extruding an aluminum bar, and is widely applied to the building fields such as doors and windows, curtain walls, indoor and outdoor decoration and the like. In the extrusion of aluminum profiles, a punch or a punch is mainly used to press a blank placed in a die to generate plastic flow, so as to obtain a profile to be shaped.
The chinese utility model patent with application number 2015201239556 discloses a hydraulic tension straightening machine, which comprises a frame and a hydraulic cylinder connected with the frame, wherein the frame is a structure with a left part and a right part which are symmetrically arranged, one end of the two frames is connected by a beam, two stretching oil cylinders are respectively arranged on the left side and the right side of the cross beam, the cylinder body of each stretching oil cylinder is fixed on the cross beam, the piston rod of each stretching oil cylinder is fixed on the machine frame, the other ends of the two frames are provided with fixed stretching heads, the frames, the cross beams and the stretching oil cylinders form a closed stress frame, the movable stretching head is installed at the central line of the cross beam on the inner side of the frame, the fixed stretching head can move back and forth on the upper portion of the frame, the cross beam is installed on the base and can slide back and forth on the base, a plurality of groups of supports are installed on the lower portion of the frame, a plurality of pin shaft holes are formed in the side face of the frame, and a pin capable of being matched with the pin shaft holes is installed on the fixed stretching head.
During operation, the fixed stretching head straightens the length of the aluminum profile as required, the aluminum profile moves to a proper position, the plug pin is inserted into a pin shaft hole of the rack for positioning, and the movable stretching head and the fixed stretching head clamp the two ends of the aluminum profile. High-pressure oil is introduced into a piston cavity of the stretching oil cylinder, the cross beam is pushed forwards for certain displacement, and the aluminum profile is stretched to realize aluminum profile straightening.
In view of the above-mentioned related art, in the straightening process in actual production, the clamping of the two ends of the aluminum profile directly results in the clamping portions at the two ends of the aluminum profile becoming waste, and the inventor believes that the defect of low yield of the aluminum profile exists.
Disclosure of Invention
In order to improve the yield of aluminum profiles, the application provides an aluminum profile straightening machine and an aluminum profile machining process using the same.
In a first aspect, the application provides an aluminum profile straightening machine, which adopts the following technical scheme:
an aluminum profile straightening machine comprises a rack and a straightening device arranged on the rack, wherein the straightening device comprises a straightening die column, a supporting mechanism and a transmission mechanism, the shape of the cross section of the straightening die column is matched with the shape of the cross section of an aluminum profile cavity, the supporting mechanism comprises at least two groups of clamps, the clamps jointly support the straightening die column, the transmission mechanism is provided with a plurality of groups along the length direction of the rack, the transmission mechanism comprises transmission components arranged on two sides of the straightening die column, the transmission mechanism comprises a supporting table, a sliding seat, a first reciprocating component, a resisting roller and a driving component, the supporting table is fixedly arranged on the rack, the sliding seat is connected to the supporting table in a sliding manner, the first reciprocating component is fixedly arranged on the supporting table and can drive the sliding seat to move towards the direction close to or away from the straightening die column, the resisting roller is rotatably connected to one side of the sliding seat close to the straightening die, the driving part is fixedly arranged on the sliding seat and can drive the abutting roller to rotate.
By adopting the technical scheme, before the aluminum profile is straightened, the straightening die column with the section matched with the section shape of the aluminum profile cavity is selected, and the selected straightening die column is fixed on the clamp, so that the feeding end of the straightening die column is opposite to the aluminum profile discharging port of the previous process; the aluminium alloy is seen off by a former process after a former process processing, through the transport of a former process for the aluminium alloy cup joints on the aligning die post, and feeds along aligning die post length direction, and the aluminium alloy is first the end to move when being close to the clamp position, and the clamp is opened, and the aluminium alloy passes through between keeping silent of clamp, and later aluminium alloy continues forward, and after every through a set of drive assembly, it carries out the centre gripping transmission to the aluminium alloy to adjust drive assembly, specifically does: the first reciprocating component works to drive the sliding seat to be close to the straightening die column, the abutting roller is close to the straightening die column along with the sliding seat until the abutting roller abuts against the side wall of the aluminum profile sleeved outside the straightening die column, the driving component works to drive the abutting roller to rotate, the frictional force applied to the surface of the aluminum profile by the abutting roller drives the aluminum profile to continuously feed forward for straightening, when the tail end of the aluminum profile passes through a jaw of a clamp, the corresponding clamp is adjusted to clamp the straightening die column tightly, each tail end of the aluminum profile passes through a group of transmission components, the transmission components are adjusted to restore to an initial state, and when the aluminum profile completely breaks away from the straightening die column, the whole-section straightening of the aluminum. The designed straightening die column, the supporting mechanism and the transmission mechanism straighten the aluminum profile in the process that the aluminum profile passes through the straightening die column, so that the whole section of the aluminum profile can be straightened, the loss in the straightening process of the aluminum profile is reduced, the yield of the aluminum profile is improved, meanwhile, the tensile stress of the aluminum profile is reduced, the possibility that orange peel and cracks appear on the surface of the aluminum profile is reduced, the quality of the aluminum profile is ensured, and the yield of the aluminum profile is further improved.
Optionally, the straightening mold column includes a core mold and a plurality of extension plates detachably disposed on the core mold, and the extension plates surround the core mold to form the straightening mold column.
By adopting the technical scheme, the designed core die and the designed extension plate are convenient for adjusting the shape of the straightening die column according to the shape of the section of the aluminum profile cavity, the straightening cost of the aluminum profile is effectively reduced, and the practicability is high.
Optionally, the straightening die column feed end is detachably provided with a guide cone.
Through adopting above-mentioned technical scheme, the aluminium alloy of being convenient for on the one hand cup joints on the aligning die post of the direction awl of design, and on the other hand can carry out preliminary straightening to the aluminium alloy initial end that easily takes place to twist reverse, promotes the straightening quality to the aluminium alloy initial end, further promotes the yield of aluminium alloy.
Optionally, the clamp comprises a fixed seat, and a second reciprocating component and a clamping component which are arranged on the fixed seat; the second reciprocating component comprises a sliding block, a driving air cylinder and a spring, the sliding block is connected to the fixed seat in a sliding mode, the driving air cylinder is fixedly arranged on the fixed seat and can push the sliding block to slide towards the direction close to or away from the straightening die column, the spring is arranged between a cylinder body of the driving air cylinder and the sliding block, and the sliding block tends to move towards the direction close to the straightening die column; the clamping part comprises two groups of clamping arms which are symmetrically arranged, each clamping arm comprises a connecting rod and a hinged arm, the hinged arm is hinged to one side, close to the straightening die column, of the fixing seat, one end of each connecting rod is hinged to the corresponding sliding block, and the other end of each connecting rod is hinged to one end, close to the corresponding sliding block, of the hinged arm.
By adopting the technical scheme, when the clamp clamps the straightening die column, the piston rod of the driving cylinder is adjusted to retract, the sliding block is driven to move towards the direction far away from the straightening die column, the spring is compressed, the connecting rod moves under the driving of the sliding block, the articulated arms are further driven to move, the clamping parts of the two articulated arms are far away from each other, the straightening die column is moved to a required position, then the piston rod of the driving cylinder is controlled to reset, the piston rod of the driving cylinder drives the articulated arms to reset through the sliding block and the connecting rod, the straightening die column is clamped and fixed, the piston rod of the driving cylinder is assisted by the spring to support the sliding block, and the; the second reciprocating component and the clamping component are designed, the articulated arm is driven to rotate by the driving cylinder, so that the straightening die column is clamped, the clamping force is convenient to control, the clamping effect is ensured, and the use is convenient; the spring of design, the supplementary actuating cylinder piston rod that drives supports the slider, has guaranteed the clamping dynamics of clamp, convenient and practical.
Optionally, the clamping component further comprises a clamping roller, and the clamping roller is rotatably connected with one end of the hinged arm far away from the connecting rod.
Through adopting above-mentioned technical scheme, the centre gripping roller of design for also can carry out the centre gripping through the aluminium alloy to straightening die column when straightening to the aluminium alloy and support, avoid the clamp to feed the production interference to the straightening of aluminium alloy, guarantee the supporting effect to straightening die column, reduce the possibility that aluminium alloy straightening in-process straightening die column takes place the incline, guarantee the straightening effect.
Optionally, the straightening machine further comprises an air cooling device, and the air cooling device comprises a plurality of air coolers arranged above the straightening die column.
By adopting the technical scheme and the designed air cooling device, the aluminum profile is continuously cooled and shaped in the straightening process, the straightening effect is ensured, the possibility of secondary deformation after the straightening is finished is reduced, and the yield of the aluminum profile is further improved.
Optionally, the straightener further comprises a discharging device, and the discharging device comprises a lifting mechanism and a conveying mechanism arranged on the lifting mechanism.
Through adopting above-mentioned technical scheme, the discharging device of design cooperates with straightener, is convenient for carry the ejection of compact to the aluminium alloy of different appearance specifications, has reduced the aluminium alloy after the aligning and has taken place the possibility of deformation at ejection of compact in-process, has guaranteed the aligning effect of aluminium alloy.
In a second aspect, the application provides an aluminum profile processing technology, which adopts the following technical scheme:
an aluminum profile processing technology comprises the following steps:
s1, preheating: comprises heating a long aluminum bar, heating an extrusion die and heating a spindle container of an extruder;
s2, installation: mounting the extrusion die heated in S1 on an extruder; installing a straightening die column matched with the extrusion die on an aluminum profile straightening machine;
s3, extrusion: shearing the long aluminum bar heated in the step S1 into a short aluminum bar with a set length, feeding the short aluminum bar into an extruder for extrusion forming, and drawing and discharging to obtain an aluminum profile primary finished product;
s4, water cooling: cooling the aluminum profile primary finished product by water cooling;
s5, straightening and shaping: straightening and shaping the water-cooled aluminum profile primary finished product by using an aluminum profile straightening machine to obtain an aluminum profile intermediate finished product;
s6, cutting: cutting the finished product in the aluminum profile into an aluminum profile semi-finished product with a specified length;
s7, aging: putting the semi-finished aluminum profile into an aging furnace for aging curing to obtain a finished aluminum profile;
s8, checking and packaging: and inspecting the finished aluminum profile product, and packaging and warehousing after the finished aluminum profile product is qualified.
Through adopting above-mentioned technical scheme, pull the ejection of compact through the aluminium alloy to extruding, reduce the deformation degree of aluminium alloy primary end, be convenient for cooperate with aluminium alloy straightening machine, effectively reduce the aluminium alloy and the alignment degree of difficulty of straightening die post and aluminium alloy, guarantee the alignment quality of aluminium alloy, improve the yield of aluminium alloy.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the aluminum profile straightening machine straightens the aluminum profile in the process that the aluminum profile passes through the straightening die column by matching the straightening die column, the supporting mechanism and the transmission mechanism, so that the whole section of the aluminum profile can be straightened, the loss in the process of straightening the aluminum profile is reduced, the yield of the aluminum profile is improved, meanwhile, the tensile stress of the aluminum profile is reduced, the possibility of orange peel and cracks on the surface of the aluminum profile is reduced, the quality of the aluminum profile is ensured, and the yield of the aluminum profile is further improved;
2. the guide cone adopted by the aluminum profile straightening machine is convenient for aluminum profiles to be sleeved on the straightening die column on one hand, and can be used for primarily straightening the initial ends of the aluminum profiles which are easy to twist on the other hand, so that the straightening quality of the initial ends of the aluminum profiles is improved, and the yield of the aluminum profiles is further improved;
3. the utility model provides an aluminium alloy processing technology pulls the ejection of compact through the aluminium alloy to extruding, reduces the deformation degree of aluminium alloy primary end, is convenient for cooperate with aluminium alloy straightening machine, effectively reduces the aluminium alloy and the alignment degree of difficulty of the cooperation degree of difficulty of aligning die column and aluminium alloy, guarantees the aligning quality of aluminium alloy, improves the yield of aluminium alloy.
Drawings
FIG. 1 is a schematic view of the overall structure of an aluminum profile straightener in an embodiment of the application.
Figure 2 is an exploded view of the straightening mold column of figure 1.
Fig. 3 is a schematic view of the structure of the pliers of fig. 1.
Fig. 4 is a schematic structural view of the transmission member of fig. 1.
Fig. 5 is a process flow diagram of an aluminum profile processing process according to an embodiment of the present application.
Description of reference numerals: 1. a frame; 2. a straightening device; 21. straightening the mold column; 211. a core mold; 212. an extension plate; 2122. fixing the bolt; 213. a guide cone; 22. clamping; 221. a fixed seat; 222. a slider; 223. a driving cylinder; 224. a spring; 225. a connecting rod; 226. an articulated arm; 227. a grip roller; 228. a first chute; 23. a transmission assembly; 231. a support table; 2311. a second chute; 232. a sliding seat; 233. a first reciprocating member; 234. tightly supporting the roller; 235. a drive member; 3. an air cooling device; 31. an air cooler; 32. a mounting frame; 4. a discharging device; 41. a lifting mechanism; 411. a hydraulic cylinder; 412. a guide post; 413. a carrier plate; 42. a transport mechanism; 421. a driving roller; 422. a sprocket; 423. a drive chain; 424. a conveyor motor.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses aluminum profile straightening machine. Referring to fig. 1, the aluminum profile straightening machine comprises a frame 1, and a straightening device 2, an air cooling device 3 and a discharging device 4 which are arranged on the frame 1. The straightening device 2 comprises a straightening die column 21, a supporting mechanism and a transmission mechanism, wherein the supporting mechanism comprises at least two groups of clamps 22, in the embodiment, three groups of clamps 22 are arranged at intervals along the length direction of the rack 1, and the three groups of clamps 22 clamp and support the straightening die column 21 together; the transmission mechanism is provided with a plurality of groups along the length direction of the frame 1, and the transmission mechanism comprises transmission components 23 arranged at two sides of the straightening die column 21. The air cooling device 3 is arranged above the straightening die column 21, and the discharging device 4 is arranged at the discharging end of the straightening device 2.
Referring to fig. 2, the straightening mold column 21 includes a core mold 211 and a plurality of extension plates 212, in this embodiment, the cross-section of the core mold 211 is set to be cross-shaped, the extension plates 212 are provided with four blocks, a plurality of threaded holes are formed in a side wall of the core mold 211 away from the center of the core mold 211, a plurality of through holes are formed in a side wall of the extension plate 212 corresponding to the threaded holes, fixing bolts 2122 are inserted into the through holes, the fixing bolts 2122 penetrate through the through holes and are in threaded connection with the threaded holes to fix the extension plates 212, the four extension plates 212 surround to form a square column-shaped straightening mold column 21, and the cross. Wherein, the through-hole is kept away from screw hole one end and still is provided with countersunk head section, and countersunk head section diameter is greater than fixing bolt 2122 bolt head diameter to guarantee straightening die post 21 surfacing. The feed end of the straightening die column 21 can be detachably connected with a guide cone 213, the guide cone 213 is in a quadrangular pyramid shape in the embodiment and is matched with the straightening die column 21 in shape, the installation surface of the guide cone 213 is welded with an installation column, and the end wall of the feed end of the core die 211 is provided with an installation hole for the installation column to be inserted.
Referring to fig. 3, the clamp 22 includes a fixed base 221 welded to the frame 1, and a second reciprocating member and a clamping member provided on the fixed base 221. The second reciprocating member includes a slider 222, a driving cylinder 223, and a spring 224; the fixed seat 221 is provided with a first sliding groove 228 for the sliding block 222 to slide, the length direction of the first sliding groove 228 is perpendicular to the table top of the rack 1, and the sliding block 222 is slidably connected in the first sliding groove 228; the driving cylinder 223 is fixed on the side wall of the fixed seat 221 provided with the sliding chute through a bolt, and the axial direction of a piston rod of the driving cylinder 223 is parallel to the length direction of the first sliding chute 228, and is used for pushing the sliding block 222 to slide towards the direction close to or far away from the straightening die column 21; the spring 224 is sleeved on the piston rod of the driving cylinder 223, one end of the spring 224 is welded with the cylinder body of the driving cylinder 223, the other end of the spring 224 is welded with the bottom wall of the sliding block 222, and the sliding block 222 tends to move towards the direction close to the straightening die column 21 due to the spring 224; the clamping part comprises two groups of clamping arms, the two clamping arms are symmetrically arranged on two sides of the length direction of the fixing plate, each clamping arm comprises a connecting rod 225, an articulated arm 226 and a clamping roller 227, the articulated arm 226 is hinged to one side, close to the straightening die column 21, of the fixing seat 221, one end of the connecting rod 225 is hinged to one end, close to the sliding block 222, of the articulated arm 226, the other end of the connecting rod 225 is hinged to the sliding block 222, hinged shafts of the connecting rod 225 and the articulated arm 226 are perpendicular to the fixing plate, and the.
Referring to fig. 4, the driving mechanism includes a supporting base 231, a sliding base 232, a first reciprocating member 233, a pressing roller 234, and a driving member 235. The supporting table 231 is welded on the rack 1, a second sliding groove 2311 for the sliding seat 232 to slide is formed in the top wall of the supporting table 231, the second sliding groove 2311 is arranged along the width direction of the table top of the rack 1, and the sliding seat 232 is arranged in the second sliding groove 2311 in a sliding manner; in this embodiment, the first reciprocating member 233 is provided as an air cylinder, the cylinder body of the first reciprocating member 233 is fixed to the support base 231 by a bolt, the end of the piston rod of the first reciprocating member 233 is welded to the side wall of the sliding seat 232, the piston rod of the first reciprocating member 233 is parallel to the length direction of the second sliding groove 2311, and the first reciprocating member 233 can drive the sliding seat 232 to move toward or away from the straightening mold column 21. The abutting roller 234 is rotatably connected to one side of the sliding seat 232 close to the straightening die column 21, and the rotating shaft of the abutting roller 234 is perpendicular to the table top of the machine frame 1. In this embodiment, the driving member 235 is a speed reduction motor, the housing of the driving member 235 is fixed to the sliding seat 232 by a bolt, and the output shaft of the driving member 235 is coaxially connected to the rotating shaft of the tightening roller 234 by a coupling.
Referring to fig. 1, the air cooling device 3 includes a plurality of air coolers 31 welded to a mounting bracket 32 on the frame 1 and fixed to the mounting bracket 32 by bolts, the mounting bracket 32 covers the straightening device 2, and the air coolers 31 are arranged right above the straightening mold column 21 at intervals along the length direction of the frame 1.
Referring to fig. 1, the discharging device 4 includes an elevating mechanism 41 and a conveying mechanism 42 provided on the elevating mechanism 41. Elevating system 41 includes pneumatic cylinder 411, loading board 413 and guide post 412, loading board 413 sets up in the 1 mesa top of frame of keeping away from straightener 2 one side, and loading board 413 and 1 mesa parallel arrangement of frame, guide post 412 sets up in loading board 413 four corners department, and run through the welding on the 1 mesa of frame of loading board 413 along the direction of perpendicular loading board 413, pneumatic cylinder 411 is provided with four between 1 mesa of frame and loading board 413, also set up respectively in the four corners department of loading board 413, the cylinder body of pneumatic cylinder 411 passes through the bolt fastening on 1 mesa of frame, the piston rod tip of pneumatic cylinder 411 passes through the bolt and is connected with loading board 413 diapire, the piston rod of pneumatic cylinder 411 is perpendicular to the setting of loading board 413. Transport mechanism 42 includes driving roller 421, sprocket 422, driving chain 423 and conveying motor 424, driving roller 421 is provided with a plurality of roots along loading board 413 length direction on loading board 413, each driving roller 421 all rotates with loading board 413 along loading board 413 width direction to be connected, coaxial key connection has sprocket 422 in the pivot of driving roller 421 with one side, all around being equipped with a driving chain 423 on sprocket 422 jointly, the motor cabinet welding of conveying motor 424 is on keeping away from frame 1 of 2 one sides of straightener, the output shaft of conveying motor 424 passes through shaft coupling coaxial coupling with the pivot of adjacent driving roller 421.
The implementation principle of the aluminum profile straightening machine in the embodiment of the application is as follows: before the aluminum profile is straightened, the straightening die column 21 is assembled according to the section shape of the aluminum profile, namely, an extension plate 212 with a proper shape is selected and fixed on a core die 211 through a fixing bolt 2122, and then a guide cone 213 is installed, so that the straightening die column 21 is obtained. And then, installing the straightening die column 21, namely, firstly, opening the adjusting clamp 22, namely, adjusting the piston rod of the driving cylinder 223 to retract, driving the slider 222 to move towards the direction far away from the straightening die column 21, so that the spring 224 is compressed, and the connecting rod 225 is driven by the slider 222 to move, so as to drive the hinged arm 226 to move, so that the two clamping rollers 227 are far away from each other, and moving the straightening die column 21, so that the feeding end of the straightening die column 21 is just opposite to the aluminum profile discharge port of the previous process. Then the clamp 22 is adjusted to clamp the straightening mold column 21, the piston rod of the driving cylinder 223 is controlled to reset, the piston rod of the driving cylinder 223 drives the hinged arm 226 to reset through the sliding block 222 and the connecting rod 225, and the straightening mold column 21 is clamped and fixed; meanwhile, the adjusting transmission assembly 23 clamps the straightening mold column 21, the piston rod of the first reciprocating component 233 is adjusted to extend out, the sliding seat 232 is driven to be close to the straightening mold column 21, the abutting roller 234 is close to the straightening mold column 21 along with the sliding seat 232 until the abutting roller 234 abuts against the side wall of the straightening mold column 21 in a sleeved mode, and the straightening mold column 21 is clamped.
The aluminum profile is processed by the previous procedure and then sent out by the previous procedure, and the aluminum profile is sleeved on the straightening die column 21 through the conveying of the previous procedure, and is fed along the length direction of the straightening die column 21, when the initial end of the aluminum section moves to a position close to the clamp 22, the clamp 22 is controlled to be opened, the aluminum profile passes through between the jaws of the clamp 22, then the aluminum profile continues to move forwards, before passing through one group of transmission assemblies 23, the piston rod of the first reciprocating component 233 retracts to drive the abutting roller 234 to be separated from the straightening die column 21, after the aluminum profile passes through, the piston rod of the first reciprocating component 233 stretches out again to drive the abutting wheel to move towards the direction close to the straightening die column 21 until the abutting roller 234 abuts against the side wall of the aluminum profile sleeved outside the straightening die column 21, the driving component 235 is adjusted to work to drive the abutting roller 234 to rotate, and the frictional force applied to the surface of the aluminum profile by the abutting roller 234 drives the aluminum profile to continue to feed forward for straightening; when the straightening device 2 works, the air cooler 31 is adjusted to be started, cold air is blown to the aluminum profile, and the aluminum profile is cooled and shaped. The initial end of the aluminum profile completely passes through the straightening die column 21 and then falls onto the driving roller 421, and the driving motor drives the driving roller 421 to rotate through the chain wheel 422 and the driving chain 423, so that the straightened aluminum profile is conveyed to the next process; and adjusting the corresponding clamp 22 to clamp the straightening die column 21 until the tail end of the aluminum profile passes through the jaw of the clamp 22, adjusting the transmission assembly 23 to restore to the clamping state of the straightening die column 21 after the tail end of the aluminum profile passes through one group of transmission assemblies 23, and finishing the whole-section straightening of the aluminum profile when the aluminum profile is completely separated from the straightening die column 21.
The embodiment of the application also discloses an aluminum profile machining process using the aluminum profile straightening machine. Referring to fig. 5, the method includes the following steps:
s1, preheating: heating the long aluminum bar to 490 +/-5 ℃ by using an aluminum bar heating furnace for 3.5 h; heating the extrusion die to 470 +/-5 ℃ by using a die heater for 2.5 hours; preheating a ingot holding barrel of an extruder to 450 +/-5 ℃ for 4 hours;
s2, installation: mounting the extrusion die heated in S1 on an extruder; assembling a straightening die column 21 according to the shape of an extrusion die, and clamping the assembled straightening die column 21 on a clamp 22 of an aluminum profile straightening machine;
s3, extrusion: shearing the long aluminum bar heated in the step S1 into a short aluminum bar with the length of 50cm by using a hot shearing machine, feeding the short aluminum bar into an extruder for extrusion molding at the extrusion speed of 20mm/S, and drawing and discharging by using an aluminum section drawing machine to obtain an aluminum section primary finished product;
s4, water cooling: the primary aluminum profile finished product is cooled by spraying water through a spray cooler, so that the temperature of the semi-finished aluminum profile is reduced to 180 +/-10 ℃;
s5, straightening and shaping: straightening the water-cooled aluminum profile primary finished product by using an aluminum profile straightening machine and performing air cooling setting to obtain an aluminum profile intermediate finished product;
s6, cutting: cutting the finished product in the aluminum profile into an aluminum profile semi-finished product with a specified length by using a cutting machine;
s7, aging: preheating the aging furnace at 180 ℃. Preheating time is 2 h; putting the semi-finished aluminum profile into an aging furnace which is preheated for aging curing, wherein the heat preservation range of the aging furnace is set to 200-220 ℃, and the heat preservation time is 5 hours to obtain the finished aluminum profile;
s8, checking and packaging: and (4) carrying out appearance and size inspection on the finished aluminum profile product, and packaging and warehousing after the finished aluminum profile product is qualified.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. An aluminium alloy straightening machine which characterized in that: the aluminum profile straightening device comprises a rack (1) and a straightening device (2) arranged on the rack (1), wherein the straightening device (2) comprises a straightening die column (21), a supporting mechanism and a transmission mechanism, the cross section shape of the straightening die column (21) is matched with that of an aluminum profile cavity, the supporting mechanism comprises at least two groups of clamps (22), the clamps (22) support the straightening die column (21) together, the transmission mechanism is provided with a plurality of groups along the length direction of the rack (1), the transmission mechanism comprises transmission assemblies (23) arranged on two sides of the straightening die column (21), the transmission mechanism comprises a supporting table (231), a sliding seat (232), a first reciprocating part (233), a butting roller (234) and a driving part (235), the supporting table (231) is fixedly arranged on the rack (1), and the sliding seat (232) is connected to the supporting table (231) in a sliding manner, the first reciprocating component (233) is fixedly arranged on the supporting table (231) and can drive the sliding seat (232) to move towards the direction close to or away from the straightening die column (21), the abutting roller (234) is rotatably connected to one side, close to the straightening die column (21), of the sliding seat (232), the driving component (235) is fixedly arranged on the sliding seat (232), and the driving component (235) can drive the abutting roller (234) to rotate.
2. The aluminum profile straightener of claim 1, characterized in that: the straightening mold column (21) comprises a core mold (211) and a plurality of extension plates (212) detachably arranged on the core mold (211), and the extension plates (212) surround the core mold (211) to form the straightening mold column (21).
3. The aluminum profile straightener of claim 1, characterized in that: the feed end of the straightening die column (21) is detachably provided with a guide cone (213).
4. The aluminum profile straightener of claim 1, characterized in that: the clamp (22) comprises a fixed seat (221), and a second reciprocating part and a clamping part which are arranged on the fixed seat (221); the fixed seat (221) is fixedly arranged on the rack (1), the second reciprocating component comprises a sliding block (222), a driving cylinder (223) and a spring (224), the sliding block (222) is connected to the fixed seat (221) in a sliding mode, the driving cylinder (223) is fixedly arranged on the fixed seat (221) and can push the sliding block (222) to slide towards the direction close to or away from the straightening die column (21), the spring (224) is arranged between the cylinder body of the driving cylinder (223) and the sliding block (222), and the spring (224) enables the sliding block (222) to tend to move towards the direction close to the straightening die column (21); the clamping part comprises two groups of symmetrically arranged clamping arms, each clamping arm comprises a connecting rod (225) and a hinged arm (226), each hinged arm (226) is hinged to one side, close to the straightening die column (21), of a fixed seat (221), one end of each connecting rod (225) is hinged to a sliding block (222), and the other end of each connecting rod is hinged to one end, close to the sliding block (222), of each hinged arm (226).
5. The aluminum profile straightener of claim 4, characterized in that: the clamping component further comprises a clamping roller (227), and the clamping roller (227) is rotatably connected with one end of the hinged arm (226) far away from the connecting rod (225).
6. The aluminum profile straightener of claim 1, characterized in that: the straightening machine further comprises an air cooling device (3), and the air cooling device (3) comprises a plurality of air coolers (31) arranged above the straightening die column (21).
7. The aluminum profile straightener of claim 1, characterized in that: the straightening machine further comprises a discharging device (4), wherein the discharging device (4) comprises a lifting mechanism (41) and a conveying mechanism (42) arranged on the lifting mechanism (41).
8. An aluminum profile processing process using the aluminum profile straightener as claimed in any one of claims 1 to 7, characterized in that: the method comprises the following steps:
s1, preheating: comprises heating a long aluminum bar, heating an extrusion die and heating a spindle container of an extruder;
s2, installation: mounting the extrusion die heated in S1 on an extruder; installing a straightening die column (21) matched with the extrusion die on an aluminum profile straightening machine;
s3, extrusion: shearing the long aluminum bar heated in the step S1 into a short aluminum bar with a set length, feeding the short aluminum bar into an extruder for extrusion forming, and drawing and discharging to obtain an aluminum profile primary finished product;
s4, water cooling: cooling the aluminum profile primary finished product by water cooling;
s5, straightening and shaping: straightening and shaping the water-cooled aluminum profile primary finished product to obtain an aluminum profile intermediate finished product;
s6, cutting: cutting the finished product in the aluminum profile into an aluminum profile semi-finished product with a specified length;
s7, aging: putting the semi-finished aluminum profile into an aging furnace for aging curing to obtain a finished aluminum profile;
s8, checking and packaging: and inspecting the finished aluminum profile product, and packaging and warehousing after the finished aluminum profile product is qualified.
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| CN202011150623.9A CN112371767B (en) | 2020-10-24 | 2020-10-24 | Aluminum profile straightening machine and aluminum profile processing technology using same |
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| CN114523003A (en) * | 2022-04-24 | 2022-05-24 | 南通创鼎科技产业发展有限公司 | Universal equipment manufacturing positioning device convenient to fix |
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| CN114683004A (en) * | 2022-04-08 | 2022-07-01 | 广西中大旺幕墙门窗有限公司 | Glass curtain wall production method and aluminum product processing device thereof |
| CN114733931A (en) * | 2022-01-17 | 2022-07-12 | 牛利婵 | Intelligent aluminum profile straightening machine and aluminum profile straightening process |
| CN115026145A (en) * | 2022-08-15 | 2022-09-09 | 江苏天一门窗有限公司 | High-efficient extrusion moulding equipment of door and window aluminium alloy |
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