CN104002484A - Plastic box bending forming machine - Google Patents
Plastic box bending forming machine Download PDFInfo
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- CN104002484A CN104002484A CN201410199793.4A CN201410199793A CN104002484A CN 104002484 A CN104002484 A CN 104002484A CN 201410199793 A CN201410199793 A CN 201410199793A CN 104002484 A CN104002484 A CN 104002484A
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Abstract
The invention discloses a plastic box bending forming machine including a machine frame; the machine frame is provided with a mold table, the front end of the mold table is mounted on the machine frame, the rear end of the mold table hangs in the air, and the mold table is provided with a lower knife mold; the machine frame is provided with a mold table top-supporting mechanism and a suction cup cylinder; a piston rod of the suction cup cylinder is provided with a lifting frame; the lifting frame is symmetrically hinged with a pair of suction cup brackets each provided with a suction cup, two groups of suction cups are respectively arranged at two sides of seamed edges of the bottom of the mold table, and the two suction cup brackets are simultaneously hinged with a movable shaft; the machine frame is provided with an outer side plate butt-jointing mechanism which can allow outer side plates of a plastic plate to be in reversed v-shaped butt jointing; a heat lamp can extend into or be far away from an included angle formed by the outer ends of the two outer side plates under the driving of a heat lamp driving mechanism; a part, above the mold table, of the machine frame is provided with a sealing knife lifting cylinder, and a piston rod of the sealing knife lifting cylinder is provided with an upper knife mold; the piston rod of the sealing knife lifting cylinder extends out, so that the upper knife mold and a lower knife mold are in an up-and-down opposite state to make the outer side plates on the lower knife mold laminated mutually; the machine frame is provided with a plastic plate limiting and guiding mechanism. The plastic box bending forming machine has the advantages of high work efficiency.
Description
Technical field
The present invention relates to plastic box bending and molding device.
Background technology
Present stage, people adopt the plastic box of being made by hollow plastic polypropylene material to strip or box-like article conventionally---as bar cigarette loads and transports; Plastic box is to be enclosed and formed by monoblock plastic plate, the structure of plastic plate is: comprise plastic plate body, on the surface of plastic plate body, be pressed with in turn the first indentation line, the second indentation line and the 3rd indentation line that are parallel to each other, the first indentation line, the second indentation line and the 3rd indentation line are separated into two interior plates and two outer panels by plastic plate body.At present, in the production process of plastic box, workman is first by plastic plate Yan Qi tri-road indentation line bendings, and then manually the outer end of two outer panels is to the docking of " people " shape, then manually with welding gun, the outer end of two outer panels is welded mutually again.This mode of operation of manually plastic plate being carried out to artificial welding along its indentation line bending two outer panels that plastic plate is connected, not only workman's labour intensity is large, inefficiency, and the Product jointing precision of the plastic box of this artificial welding is low, and the defect rate of plastic box is high.
Summary of the invention
The object of this invention is to provide a kind of can be automatically by plastic plate bending and molding, plastic box bending and molding device that operating efficiency is high.
For achieving the above object, the present invention has adopted following technical scheme: described plastic box bending and molding device, comprise: frame, in frame, be provided with material frame, in the frame above material frame, be provided with mould platform, the front end of mould platform is arranged in frame, rear end is unsettled, at mould platform top, be provided with lower cutting die, in frame below mould platform, be provided with the mould platform top bracing mechanism in order to supporting die platform, in frame below mould platform, be also provided with sucker cylinder, on the piston rod of sucker cylinder, be provided with crane, on crane, symmetry is hinged with a pair of sucker stand, the outboard end of two sucker stands is respectively arranged with one group of sucker, two groups of suckers lay respectively at the left and right sides of mould platform bottom seamed edge, movable axis in frame is hinged the medial extremity of two sucker stands with expansion bearing simultaneously, when the piston rod of sucker cylinder is retracted, can be by the synchronous outboard end of two sucker stands that drives of crane simultaneously to lower swing, make two groups of suckers hold the plastic plate on material frame downwards, when the piston rod of sucker cylinder stretches out, by the synchronous outboard end of two sucker stands that drives of crane, upwards swing, the plastic plate having held is moved up, and make two interior plates of plastic plate along the bottom seamed edge generation bending of mould platform, in frame, be provided with the outer panel docking mechanism that the outer end of two outer panels of plastic plate can be on lower cutting die to the docking of " people " shape, in frame, be also provided with thermolamp, the angle that thermolamp can stretch into or form away from the outer end of two outer panels under the driving of thermolamp driving mechanism, in frame directly over mould platform, be vertically provided with envelope cutter lift cylinder, on the piston rod of envelope cutter lift cylinder, be provided with cutting die, the piston rod of envelope cutter lift cylinder stretches out downwards, can make cutting die and lower cutting die be up and down relative shape by the mutual hot melt pressing in two outer panel outer ends of the plastic plate having heated on lower cutting die, in frame, also be provided with and can carry out spacing and the plastic plate of hot melt pressing be pushed away to the spacing guiding mechanism of plastic plate of mould platform plastic plate.
Further, aforesaid plastic box bending and molding device, wherein: the structure of described mould platform top bracing mechanism is: the free end at mould platform is provided with upper support piece, shore by rotating shaft and be articulated with in the frame of upper support piece below, in frame below mould platform, be also provided with and shore cylinder, the piston rod of shoring cylinder is hinged with the drive end of shoring; When shoring the piston rod of cylinder and stretch out, can promote to shore and be rocked to around the shaft mould platform below downwards, when shoring the piston rod of cylinder and retract, can promote to shore to be upwards rocked to around the shaft and head on upper support piece.
Further, aforesaid plastic box bending and molding device, wherein: the structure of described outer panel docking mechanism is: in the frame above the mould platform left and right sides, expansion bearing has a connecting axle respectively, on the axle body of every connecting axle, be separately installed with and re-pack, every re-packs respectively under the driving of the driving mechanism that re-packs and to swing around connecting axle separately, make to re-pack and can clash into the outer panel of the plastic plate of homonymy, make the first indentation line of plastic plate and the 3rd indentation line respectively against the left and right seamed edge of mould platform and make two outer panels inwardly turnover simultaneously of plastic plate; In frame corresponding to mould platform left and right seamed edge, be respectively arranged with angle air cylinder support, on each angle air cylinder support, be respectively arranged with angle cylinder, on the piston rod of each angle cylinder, be separately installed with the angle plate that angle angle is identical with corresponding corner angle angle, when the piston rod of each angle cylinder stretches out, corresponding plastic plate outer panel can be clamped on mould platform; In the frame above mould platform, be vertically provided with pressing plate cylinder, on the piston rod of pressing plate cylinder, be provided with press box, the piston rod of pressing plate cylinder stretches out, and can two outer panels of plastic plate is pressed on mould platform and the outer end of two outer panels be connected on lower cutting die; On the mould platform in lower cutting die left side, be provided with top board cylinder, on the piston rod of top board cylinder, be provided with top board, when the piston rod of top board cylinder stretches out, the left side outer panel of the plastic plate having docked upwards can be ejected, making the plastic plate outer end of outer panel, left side and the outer end of right side outer panel on lower cutting die, be " people " shape docks, when the piston rod of top board cylinder shrinks, top board can be moved inwardly into Mo Tainei.
Further, aforesaid plastic box bending and molding device, wherein: the structure of the described driving mechanism that re-packs is: be provided with the cylinder that re-packs being provided with in the frame that the connecting axle that re-packs is corresponding, re-pack on the piston rod of cylinder and be provided with tooth bar, on the axle body of connecting axle, be also set with the gear that is meshed with tooth bar and rotates, the piston rod of cylinder of re-packing is flexible, can drive connecting axle reciprocating rotating by the engagement fit of rack and pinion, synchronous drive re-packs and swings back and forth around connecting axle, the plastic plate outer panel re-packing to homonymy is clashed into, plastic plate outer panel is inwardly turned down along the corresponding seamed edge of mould platform.
Further, aforesaid plastic box bending and molding device, wherein: the structure of described press box is: comprise press box body, two ends, left and right at press box body are respectively arranged with connecting rod, the bottom of every connecting rod is hinged with pressing plate by bearing pin respectively, on the connecting rod between every block pressur plate and press box body, be arranged with respectively Compress Spring, one end of Compress Spring fixes with press box body, the other end fixes with corresponding pressing plate.
Further, aforesaid plastic box bending and molding device, wherein: on the mould platform of the lower cutting die left and right sides, be movably set with respectively adjustable plate, upper surface rear and front end at every adjustable plate is respectively arranged with limiting plate, and limiting plate can outwards overturn and stretch out Mo Tai or inwardly turn to Mo Tainei under the driving of limiting plate open-and-close mechanism; The angle of two adjustable plate formation is identical with the top angle of lower cutting die all the time, and every adjustable plate can move up and down by relative mould platform under the drive of adjustable plate guiding mechanism;
Further, aforesaid plastic box bending and molding device, wherein: the structure of described adjustable plate guiding mechanism is: on the mould platform below adjustable plate, be provided with adjusting support, adjustable plate is flexibly connected with regulating support by being movably set in the adjusting screw mandrel of its bottom, regulating thread bush on screw mandrel to be connected to worm gear, on mould platform, be also movably set with the worm screw that can coordinate with worm gear, the outer end of worm screw is provided with adjusting handle, when worm shaft is to when revolution, worm screw is driven and is regulated screw mandrel to rotate by worm gear, thereby drives the relative mould platform of adjustable plate to move up and down.
Further, aforesaid plastic box bending and molding device, wherein: the structure of described thermolamp driving mechanism is: in the frame above mould platform right side, be vertically provided with thermolamp lift cylinder, on the piston rod of thermolamp lift cylinder, be fixed with mounting bracket, on mounting bracket, be horizontally arranged with the thermolamp cylinder that protracts, on thermolamp protracts the piston rod of cylinder, be provided with thermolamp support, thermolamp is arranged on thermolamp support; When thermolamp protracts after the piston rod of cylinder stretches out, thermolamp can be stretched into the angle that the outer end of two outer panels of plastic plate forms.
Further, aforesaid plastic box bending and molding device, wherein: the structure of the described spacing guiding mechanism of plastic plate is: the forward and backward two ends in mould platform four side sides are respectively arranged with limiting plate, limiting plate can outwards overturn and stretch out Mo Tai or inwardly turn to Mo Tainei under the driving of limiting plate open-and-close mechanism, when all limiting plates outwards overturn and stretch out after mould platform, before and after the limiting plate of both sides, mould platform front and back can be, shape clamps the plastic plate on spacing mould platform relatively; Rear and front end at mould platform is also respectively arranged with driving wheel and driven pulley, driving wheel is driven by motor, on driving wheel and driven pulley, be provided with conveyer belt, upper surface at conveyer belt is provided with push pedal, motor drives the push pedal on conveyer belt to move forward and backward on mould platform by driving wheel and driven pulley, and the plastic plate on mould platform is released from the free end of mould platform.
Further, aforesaid plastic box bending and molding device, wherein: the structure of described limiting plate open-and-close mechanism is: the structure of described limiting plate open-and-close mechanism is: comprise limiting plate installing rack, on limiting plate installing rack, be provided with limiting cylinder, on the piston rod of limiting cylinder, tooth bar is installed, on mounting bracket, expansion bearing has turning cylinder, is set with the gear that can be meshed with tooth bar and coordinate on turning cylinder, and limiting plate is arranged on the axle body of turning cylinder.
By the enforcement of technique scheme, the present invention has advantages of can be automatically that plastic plate bending and molding, operating efficiency is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of plastic box bending and molding device of the present invention.
Fig. 2 is the structural representation at the H position shown in Fig. 1.
Fig. 3 is the structural representation of the mould platform top bracing mechanism shown in Fig. 1.
Fig. 4 is the top board shown in Fig. 1, lower cutting die and left adjustable plate three's position relationship schematic diagram.
Fig. 5 is the structural representation of the press box shown in Fig. 1.
Fig. 6 is the perspective view of Fig. 5.
Fig. 7 is the structural principle schematic diagram of the adjustable plate guiding mechanism shown in Fig. 1.
Fig. 8 is the structural representation that Fig. 7 overlooks direction.
Fig. 9 is the operation principle schematic diagram of driving mechanism of re-packing shown in Fig. 1.
Figure 10 is the operation principle schematic diagram of the sucker stand shown in Fig. 1.
The position relationship schematic diagram of the angle cylinder shown in Figure 11 Fig. 1 and angle plate.
Figure 12 is the structural representation that Figure 11 overlooks direction.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
As Fig. 1, shown in Fig. 2, described plastic box bending and molding device, comprise: frame 1, in frame 1, be provided with material frame, in the frame 1 above material frame, be provided with mould platform 2, the front end of mould platform 2 is arranged in frame 1, rear end is unsettled, at the top of mould platform 2, be provided with lower cutting die 3, in the present embodiment, on the mould platform 2 in lower cutting die 3 left sides, be provided with left adjustable plate 40, on the mould platform 2 on lower cutting die 3 right sides, be provided with right adjustable plate 41, left adjustable plate 40 can move up and down by relative mould platform 2 respectively with right adjustable plate 41 under the drive of adjustable plate guiding mechanism, left adjustable plate 40 is identical with the top angle of lower cutting die 3 all the time with the angle that right adjustable plate 41 forms, because the structure of the adjustable plate guiding mechanism of left adjustable plate 40 and the adjustable plate guiding mechanism of right adjustable plate 41 is all identical, the structure that drives the adjustable plate guiding mechanism that the relative mould platform 2 of left adjustable plate 40 moves up and down of only take below describes as example, referring to Fig. 7, shown in Fig. 8, the structure of described adjustable plate guiding mechanism is: on the mould platform 2 below left adjustable plate 40, be provided with and regulate support 42, left adjustable plate 40 is flexibly connected with regulating support 42 by being movably set in the adjusting screw mandrel 43 of its bottom, regulating thread bush on screw mandrel 43 to be connected to worm gear 44, on mould platform 2, be also movably set with the worm screw 45 that can coordinate with worm gear 44, the outer end of worm screw 45 is provided with adjusting handle 46, when worm screw 45 axially turns round, worm screw 45 is driven and is regulated screw mandrel 43 to rotate by worm gear 44, thereby drive the relative mould platform 2 of left adjustable plate 40 to move up and down, this guiding mechanism simple in structure, easy to operate, by adjusting between left adjustable plate 40 and mould platform 2, and the relative position between right adjustable plate 41 and mould platform 2, can make mould platform 2 be applicable to the plastic plate 9 of different size size, and then improved the scope of application of mould platform 2,
In frame 1 below mould platform 2, be provided with the mould platform top bracing mechanism in order to supporting die platform 2, in the present embodiment, shown in Figure 3, the structure of described mould platform top bracing mechanism is: the free end at mould platform 2 is provided with upper support piece 4, shoring 5 is articulated with in the frame 1 of upper support piece below 4 by rotating shaft 6, in frame 1 below mould platform 2, be also provided with and shore cylinder 7, the piston rod of shoring cylinder 7 is hinged with the drive end of shoring 5, when shoring the piston rod of cylinder 7 and stretch out, can promote to shore 5 and 6 be rocked to mould platform 2 belows downwards around the shaft, when shoring the piston rod of cylinder 7 and retract, can promote to shore 5 and 6 upwards be rocked to and head on upper support piece 4 around the shaft, shown in Figure 10, in frame 1 below mould platform 2, be also provided with sucker cylinder 8, on the piston rod of sucker cylinder 8, be provided with crane 9, on crane 9, symmetry is hinged with left sucker stand 10 and right sucker stand 11, the outboard end of left sucker stand 10 and the outboard end of right sucker stand 11 be respectively arranged with one group of opening towards sucker 12, two groups of suckers 12 lay respectively at the left and right sides of mould platform 2 bottom seamed edges, left sucker stand 10 is hinged with the movable axis 13 being actively supported in frame 1 with right sucker stand 11 simultaneously, when the piston rod of sucker cylinder 8 is retracted, can by crane 9 synchronous drive the outboard end of left sucker stand 10 and the outboard end of right sucker stand 11 around movable axis 13 to lower swing, make two groups of suckers 12 can hold the plastic plate 14 on material frame simultaneously downwards, when the piston rod of sucker cylinder 8 stretches out, can around movable axis 13, upwards swing by the synchronous outboard end of left sucker stand 10 and the outboard end of right sucker stand 11 of driving of crane 9, the plastic plate having held 14 is moved up, and make two interior plates of plastic plate 14 along the bottom seamed edge generation bending of mould platform 2,
In frame 1, be provided with the outer panel docking mechanism that the outer end of two outer panels of plastic plate 14 can be on lower cutting die to the docking of " people " shape, referring to Fig. 4, Fig. 5, Fig. 6, Figure 11, shown in Figure 12, in the present embodiment, the structure of described outer panel docking mechanism is: in the frame 1 above mould platform 2 left sides, expansion bearing has left connecting axle 15, a left side is installed on the axle body of left connecting axle 15 and re-packs 16, a left side re-packs and 16 under the driving of the driving mechanism that re-packs, around left connecting axle 15, swings, a left side is re-packed 16 can clash into the outer panel in plastic plate 14 left sides, left seamed edge by the outer panel in plastic plate 14 left sides along mould platform 2 inwardly turns down, in the frame 1 above mould platform 2 right sides, expansion bearing has right connecting axle 17, the right side is installed on the axle body of right connecting axle 17 and re-packs 18, the right side re-packs and 18 under the driving of the driving mechanism that re-packs, around right connecting axle 17, swings, the right side is re-packed and 18 can clash into the outer panel on plastic plate 14 right sides, the right seamed edge by the outer panel on plastic plate 14 right sides along mould platform 2 inwardly turns down, in the present embodiment, due to drive left re-pack 16 all identical with the re-pack structure of 18 the driving mechanism that re-packs of the right side, the structure that drives the driving mechanism that re-packs that left plate 16 swings of only take below describes as example, shown in Figure 9, the structure of the described driving mechanism that re-packs is: re-pack and be provided with the left side cylinder 19 that re-packs in the frame 1 of 16 left connecting axle 15 correspondences a left side is installed, a left side re-packs on the piston rod of cylinder 19 and is provided with the first tooth bar 20, on the axle body of left connecting axle 15, be also set with the first gear 21 that is meshed with the first tooth bar 20 and rotates, when the re-pack piston rod of cylinder 19 of a left side flexible, can drive by the engagement fit of the first tooth bar 20 and the first gear 21 left connecting axle 17 reciprocating rotatings, synchronous drive a left side to re-pack 16 around left connecting axle 15, to swing back and forth, re-pack plastic plate 14 outer panels of 16 pairs of homonymies of a left side are clashed into, plastic plate 14 outer panels are inwardly turned down along the left seamed edge of mould platform 2, in frame 1 corresponding to the left and right seamed edge of mould platform 2, be respectively arranged with angle air cylinder support 22, on each angle air cylinder support 22, be provided with angle cylinder 23, on the piston rod of each angle cylinder 23, be separately installed with the angle plate 24 that angle angle is identical with corresponding corner angle angle, when the piston rod of the angle cylinder 23 of a side stretches out, the plastic plate of homonymy 14 outer panels can be clamped on mould platform 2, in the frame 1 above mould platform 2, be vertically provided with pressing plate cylinder 25, on the piston rod of pressing plate cylinder 25, be provided with press box, the piston rod of pressing plate cylinder 25 stretches out, and can two outer panels of plastic plate 14 is pressed on mould platform 2 and the outer end of two outer panels is connected on lower cutting die 3, on the mould platform 2 in lower cutting die 3 left sides, be provided with top board cylinder 26, on the piston rod of top board cylinder 26, be provided with top board 27, when the piston rod of top board cylinder 26 stretches out, the outer end of plastic plate left side outer panel upwards can be ejected, making the outer end of plastic plate 14 left side outer panels and the outer end of right side outer panel on lower cutting die 3, be " people " shape docks, when the piston rod of top board cylinder 26 shrinks, top board 27 can be moved inwardly in mould platform 2, in the present embodiment, the structure of described press box is: comprise press box body 28, two ends, left and right at press box body 28 are respectively arranged with connecting rod 29, the bottom of every connecting rod 29 is hinged with pressing plate 31 by bearing pin 30 respectively, on the connecting rod 29 between every block pressur plate 31 and press box body 28, be arranged with respectively Compress Spring 32, one end of Compress Spring 32 fixes with press box body 28, the other end fixes with corresponding pressing plate 31, can make like this pressing plate 31 plastic plate outer panel is pressed in the process of mould platform, pressing plate 31 can not cause damage to plastic plate outer panel,
In frame 1, be also provided with thermolamp 33, the angle that thermolamp 33 can stretch into or form away from the outer end of two outer panels under the driving of thermolamp driving mechanism, in the present embodiment, the structure of described thermolamp driving mechanism is: in the frame 1 above mould platform 2 right sides, be vertically provided with thermolamp lift cylinder 34, on the piston rod of thermolamp lift cylinder 34, be fixed with mounting bracket 35, on mounting bracket 35, be horizontally arranged with the thermolamp cylinder 36 that protracts, on thermolamp protracts the piston rod of cylinder 36, be provided with thermolamp support 37, thermolamp 33 is arranged on thermolamp support 37, when thermolamp protracts after the piston rod of cylinder 36 stretches out, thermolamp 33 can be stretched into the angle of the outer end formation of two outer panels of plastic plate, can make like this thermolamp 33 heat fully the outer end of two outer panels of plastic plate, make the outer end of two outer panels can carry out better hot melt pressing, the interior envelope cutter lift cylinder 38 that is vertically provided with of frame 1 directly over mould platform 2, on the piston rod of envelope cutter lift cylinder 38, be provided with cutting die 39, the piston rod of envelope cutter lift cylinder 38 stretches out downwards, can make cutting die 39 and lower cutting die 3 be up and down relative shape by the mutual hot melt pressing in two outer panel outer ends of the plastic plate having heated on lower cutting die 3, in frame, be also provided with and can carry out spacing to plastic plate 14, and the plastic plate of hot melt pressing 14 is pushed away to the spacing guiding mechanism of plastic plate of mould platform 2, in the present embodiment, the structure of the described spacing guiding mechanism of plastic plate is: the front end at left adjustable plate 40 upper surfaces is installed with left front limiting plate 47, rear end is movably installed with left back limiting plate 48, front end at right adjustable plate 41 is installed with right front limiting plate 49, rear end is movably installed with right back limiting plate 50, rear end in the side, lower-left of mould platform 2 is movably set with lower-left limiting plate 52, rear end in the lower right sides of mould platform 2 is movably set with bottom right limiting plate 52, left back limiting plate 48, right back limiting plate 50, lower-left limiting plate 52 can outwards overturn and stretches out mould platform 2 or inwardly turn in mould platform 2 respectively with bottom right limiting plate 52 under the driving of limiting plate open-and-close mechanism, when all limiting plates outwards overturn and stretch out after mould platform 2, before and after the limiting plate 47 of mould platform 2 both sides, front and back can be, shape clamps the plastic plate 14 on spacing mould platform 2 relatively, in the present embodiment, owing to driving left back limiting plate 48, right back limiting plate 50, lower-left limiting plate 52 is all identical with the structure of the limiting plate open-and-close mechanism of bottom right limiting plate 52, the structure of the limiting plate open-and-close mechanism that drives left back limiting plate 48 of only take below describes as example, the structure of described limiting plate open-and-close mechanism is: comprise limiting plate installing rack 53, on limiting plate installing rack 53, be provided with limiting cylinder 54, the second tooth bar 55 is installed on the piston rod of limiting cylinder 54, on limiting plate installing rack 53, expansion bearing has turning cylinder 56, on turning cylinder 56, be set with second gear 57 that can be meshed with the second tooth bar 55 and coordinate, left back limiting plate 48 is arranged on the axle body of turning cylinder 56, rear and front end at mould platform 2 is also respectively arranged with driving wheel and driven pulley, driving wheel is driven by motor 58, on driving wheel and driven pulley, be provided with conveyer belt 59, upper surface at conveyer belt 59 is provided with push pedal 60, motor 58 drives the push pedal 60 on conveyer belt 59 to move forward and backward on mould platform 2 by driving wheel and driven pulley, and the plastic plate on mould platform 2 14 is released from the free end of mould platform 2,
Operation principle of the present invention is as follows:
First rotate the adjusting handle that left adjustable plate 40 is corresponding with right adjustable plate 41, left adjustable plate 40 is big or small with the specification of the plastic plate 14 of the relative position adaptation hot melt involution of wanting of mould platform 2 with relative position and the right adjustable plate 41 of mould platform 2; Then plastic plate 14 is placed on material frame, and by the second indentation line of plastic plate 14 seamed edge to quasi-mode platform 2 bottoms;
Then make again the piston rod of limiting cylinder of left back limiting plate 48, right back limiting plate 50, lower-left limiting plate 51 and bottom right limiting plate 52 correspondences protruding simultaneously, make each limiting cylinder drive corresponding left back limiting plate 48, right back limiting plate 50, lower-left limiting plate 51 and bottom right limiting plate 52 outwards to overturn, when be positioned at all limiting plates of mould platform 2 both sides, front and back can be before and after relatively shape clamp after the plastic plate 14 on spacing mould platform 2, then stop the action of the limiting cylinder of left back limiting plate 48, right back limiting plate 50, lower-left limiting plate 51 and bottom right limiting plate 52 correspondences; And then the piston rod that makes to shore cylinder 7 shrinks, until drive, shore 5 and 6 be upwards rocked to and head on after upper support piece 4 around the shaft, then stop shoring the action of cylinder 7;
Then make the piston rod of sucker cylinder 8 inwardly shrink, drive crane 9 to move downward, synchronous drive left sucker stand 10 with right sucker stand 11 around movable axis 13 to lower swing, make two groups of suckers 12 can hold the two ends, left and right of plastic plate 14 on material frame simultaneously downwards, when two groups of suckers 12 hold behind the two ends, left and right of plastic plate 14, stop the action of sucker cylinder 8, and then make the piston rod of sucker cylinder 8 protruding, drive crane 9 to move upward, drive left sucker stand 10 and right sucker stand 11 around movable axis 13, upwards to overturn simultaneously, thereby the synchronous plastic plate 14 having been held by two groups of suckers 12 that drives moves upward, the second indentation line of plastic plate 14 is against on the bottom seamed edge of mould platform 2, and along with the upwards upset of continuation of the right sucker stand 11 of left sucker stand 10, when two groups of suckers 12 can drive two interior plates of plastic plate 14 along the bottom seamed edge generation bending of mould platform 2, and after making plastic plate 14 be fitted on mould platform 2, then stop again the action of sucker cylinder 8, now, the first indentation line of plastic plate 14 and the left seamed edge of mould platform 2 align, and the 3rd indentation line of plastic plate 14 and the right seamed edge of mould platform 2 align,
Then a left side that simultaneously starts mould platform 2 left and right sides cylinder 19 and the right side cylinder 191 that re-packs that re-packs, make re-pack cylinder 19 of a left side simultaneously protruding with the piston rod of the right cylinder 191 that re-packs, the left side engagement fit of cylinder 19 by the first tooth bar 20 and the first gear 21 that re-pack drives left connecting axle 15 inwardly to turn round, driving a left side to re-pack 16 inwardly swings, on a left side, re-pack in 16 processes that inwardly swing, a left side re-packs 16 can be to the left outside side plates of inner impact plastic plate 14, plastic plate 14 is under the effect of impact, and left outside side plate can inwardly turn down along left seamed edge; The right cylinder 191 that re-packs drives right connecting axle 17 inwardly to turn round by the first tooth bar 20 of correspondence and the engagement fit of the first gear 21 simultaneously, driving the right side to re-pack 18 inwardly swings, on the right side, re-pack in 18 processes that inwardly swing, the right side re-packs 18 can be to the right outside side plates of inner impact plastic plate 14, plastic plate 14 is under impact effect, and right outside side plate can inwardly turn down along right seamed edge;
Then make again the piston rod of the angle cylinder 23 in the corresponding frame 1 of the left and right seamed edge of mould platform 2 simultaneously protruding, angle plate 24 on the angle cylinder corresponding with left seamed edge just in time by the left-external side board clamping of the plastic plate of bending 14 on mould platform 2, the angle plate 24 on the angle cylinder corresponding with right seamed edge is just in time clamped in the right outside side plate of the plastic plate of bending 14 on mould platform 2;
And then the piston rod of pressing plate cylinder 25 is stretched out downwards, drive press box moves down, until press box is pressed in respectively left adjustable plate 40 with on right adjustable plate 41 and after the outer end of two outer panels is docked on lower cutting die 3 by the left and right outer panel of plastic plate 14, then stop the action of pressing plate cylinder 25; Then make again the piston rod of all top board cylinders 26 protrude upward simultaneously, drive top board 27 to move up, until top board 27 is by make progress jack-up riding on the outer panel of right side of the left side outer panel of plastic plate 9, after the left side outer end of outer panel and the outer end of right side outer panel being be " people " shape on lower cutting die 3 to dock, then stop the action of all top board cylinders 26;
Then make again the piston rod of thermolamp lift cylinder 34 stretch out downwards, drive mounting bracket 35 to move down, synchronously drive thermolamp 33 to be displaced downwardly to and aim at after the angle of the outer end of left outside side plate and the formation of the outer end of right outside side plate, then stop the action of thermolamp lift cylinder 34; Then make again the protract piston rod of cylinder 36 of thermolamp protruding, drive 37 reaches of thermolamp support, until after the angle that the outer end that synchronously drives thermolamp 33 to stretch into Yu Motai right side, the outer end outer panel of mould platform left side outer panel forms, then stop the protract action of cylinder 36 of thermolamp; And then make the docking location heating of 33 pairs of left side outer panels of thermolamp and right side outer panel after 10 seconds, then stop the heating action of thermolamp 33;
And then the protract piston rod of cylinder 36 of thermolamp is retracted, drive thermolamp 33 to get back to initial position; And the piston rod of all top board cylinders 26 is retracted, drive top board 27 to be moved downward to initial position; Then make again the piston rod that seals cutter lift cylinder 38 stretch out downwards, in drive, cutting die 39 moves down, until upper cutting die 39 is relative shape up and down with lower cutting die 3, by being positioned at two outer panel outer ends of having heated on lower cutting die 3, be laminated after 10 seconds, then stop sealing the action of cutter lift cylinder 38;
Then make again the piston rod of thermolamp lift cylinder 34 upwards retract, drive thermolamp 33 to rise to initial position; Make again the piston rod of pressing plate cylinder 25 upwards retract, drive press box to rise to initial position; And then the piston rod of envelope cutter lift cylinder 38 is upwards retracted, in drive, cutting die 19 rises to initial position;
And then the piston rod of the limiting cylinder of left back limiting plate 48, right back limiting plate 50, lower-left limiting plate 51 and bottom right limiting plate 52 correspondences is inwardly retracted, make each limiting cylinder drive corresponding left back limiting plate 48, right back limiting plate 50, lower-left limiting plate 51 and bottom right limiting plate 52 inwardly turn to mould platform 2 interior after, then stop the action of the limiting cylinder of left back limiting plate 48, right back limiting plate 50, lower-left limiting plate 51 and bottom right limiting plate 52 correspondences; And then the piston rod of shoring cylinder 7 is stretched out, until drive, shore 5 around the shaft 6 behind counterdie platform 2 belows, then the action that stops shoring cylinder 7; Then make motor 58 rotate, by the push pedal 60 on driving wheel and driven pulley drive conveyer belt 59, the free end to mould platform 2 moves motor 58, thereby the plastic plate on mould platform 2 14 is shifted out from the free end of mould platform 2 again;
By aforesaid operations, completed automatically and plastic plate has been pressed into the process of plastic box along its indentation line bending hot melt, it is high that the present invention has operating efficiency, and labor strength is low, the advantage that plastic box yield rate is high.
Claims (10)
1. plastic box bending and molding device, comprise: frame, in frame, be provided with material frame, it is characterized in that: in the frame above material frame, be provided with mould platform, the front end of mould platform is arranged in frame, rear end is unsettled, at mould platform top, be provided with lower cutting die, in frame below mould platform, be provided with the mould platform top bracing mechanism in order to supporting die platform, in frame below mould platform, be also provided with sucker cylinder, on the piston rod of sucker cylinder, be provided with crane, on crane, symmetry is hinged with a pair of sucker stand, the outboard end of two sucker stands is respectively arranged with one group of sucker, two groups of suckers lay respectively at the left and right sides of mould platform bottom seamed edge, movable axis in frame is hinged the medial extremity of two sucker stands with expansion bearing simultaneously, when the piston rod of sucker cylinder is retracted, can be by the synchronous outboard end of two sucker stands that drives of crane simultaneously to lower swing, make two groups of suckers hold the plastic plate on material frame downwards, when the piston rod of sucker cylinder stretches out, by the synchronous outboard end of two sucker stands that drives of crane, upwards swing, the plastic plate having held is moved up, and make two interior plates of plastic plate along the bottom seamed edge generation bending of mould platform, in frame, be provided with the outer panel docking mechanism that the outer end of two outer panels of plastic plate can be on lower cutting die to the docking of " people " shape, in frame, be also provided with thermolamp, the angle that thermolamp can stretch into or form away from the outer end of two outer panels under the driving of thermolamp driving mechanism, in frame directly over mould platform, be vertically provided with envelope cutter lift cylinder, on the piston rod of envelope cutter lift cylinder, be provided with cutting die, the piston rod of envelope cutter lift cylinder stretches out downwards, can make cutting die and lower cutting die be up and down relative shape by the mutual hot melt pressing in two outer panel outer ends of the plastic plate having heated on lower cutting die, in frame, also be provided with and can carry out spacing and the plastic plate of hot melt pressing be pushed away to the spacing guiding mechanism of plastic plate of mould platform plastic plate.
2. plastic box bending and molding device according to claim 1, it is characterized in that: the structure of described mould platform top bracing mechanism is: the free end at mould platform is provided with upper support piece, shore by rotating shaft and be articulated with in the frame of upper support piece below, in frame below mould platform, be also provided with and shore cylinder, the piston rod of shoring cylinder is hinged with the drive end of shoring; When shoring the piston rod of cylinder and stretch out, can promote to shore and be rocked to around the shaft mould platform below downwards, when shoring the piston rod of cylinder and retract, can promote to shore to be upwards rocked to around the shaft and head on upper support piece.
3. plastic box bending and molding device according to claim 1, it is characterized in that: the structure of described outer panel docking mechanism is: in the frame above the mould platform left and right sides, expansion bearing has a connecting axle respectively, on the axle body of every connecting axle, be separately installed with and re-pack, every re-packs respectively under the driving of the driving mechanism that re-packs and to swing around connecting axle separately, make to re-pack and can clash into the outer panel of the plastic plate of homonymy, make the first indentation line of plastic plate and the 3rd indentation line respectively against the left and right seamed edge of mould platform, and two outer panels of plastic plate are inwardly turned down simultaneously, in frame corresponding to mould platform left and right seamed edge, be respectively arranged with angle air cylinder support, on each angle air cylinder support, be respectively arranged with angle cylinder, on the piston rod of each angle cylinder, be separately installed with the angle plate that angle angle is identical with corresponding corner angle angle, when the piston rod of each angle cylinder stretches out, corresponding plastic plate outer panel can be clamped on mould platform, in the frame above mould platform, be vertically provided with pressing plate cylinder, on the piston rod of pressing plate cylinder, be provided with press box, the piston rod of pressing plate cylinder stretches out, and can two outer panels of plastic plate is pressed on mould platform and the outer end of two outer panels be connected on lower cutting die, on the mould platform in lower cutting die left side, be provided with top board cylinder, on the piston rod of top board cylinder, be provided with top board, when the piston rod of top board cylinder stretches out, the left side outer panel of the plastic plate having docked upwards can be ejected, making the plastic plate outer end of outer panel, left side and the outer end of right side outer panel on lower cutting die, be " people " shape docks, when the piston rod of top board cylinder shrinks, top board can be moved inwardly into Mo Tainei.
4. plastic box bending and molding device according to claim 3, it is characterized in that: the structure of the described driving mechanism that re-packs is: be provided with the cylinder that re-packs being provided with in the frame that the connecting axle that re-packs is corresponding, re-pack on the piston rod of cylinder and be provided with tooth bar, on the axle body of connecting axle, be also set with the gear that is meshed with tooth bar and rotates, the piston rod of cylinder of re-packing is flexible, can drive connecting axle reciprocating rotating by the engagement fit of rack and pinion, synchronous drive re-packs and swings back and forth around connecting axle, the plastic plate outer panel re-packing to homonymy is clashed into, plastic plate outer panel is inwardly turned down along the corresponding seamed edge of mould platform.
5. plastic box bending and molding device according to claim 3, it is characterized in that: the structure of described press box is: comprise press box body, two ends, left and right at press box body are respectively arranged with connecting rod, the bottom of every connecting rod is hinged with pressing plate by bearing pin respectively, on the connecting rod between every block pressur plate and press box body, be arranged with respectively Compress Spring, one end of Compress Spring fixes with press box body, the other end fixes with corresponding pressing plate.
6. plastic box bending and molding device according to claim 1, it is characterized in that: on the mould platform of the lower cutting die left and right sides, be movably set with respectively adjustable plate, upper surface rear and front end at every adjustable plate is respectively arranged with limiting plate, and limiting plate can outwards overturn and stretch out Mo Tai or inwardly turn to Mo Tainei under the driving of limiting plate open-and-close mechanism; The angle of two adjustable plate formation is identical with the top angle of lower cutting die all the time, and every adjustable plate can move up and down by relative mould platform under the drive of adjustable plate guiding mechanism.
7. plastic box bending and molding device according to claim 6, it is characterized in that: the structure of described adjustable plate guiding mechanism is: on the mould platform below adjustable plate, be provided with adjusting support, adjustable plate is flexibly connected with regulating support by being movably set in the adjusting screw mandrel of its bottom, regulating thread bush on screw mandrel to be connected to worm gear, on mould platform, be also movably set with the worm screw that can coordinate with worm gear, the outer end of worm screw is provided with adjusting handle, when worm shaft is to when revolution, worm screw is driven and is regulated screw mandrel to rotate by worm gear, thereby drives the relative mould platform of adjustable plate to move up and down.
8. plastic box bending and molding device according to claim 1, it is characterized in that: the structure of described thermolamp driving mechanism is: in the frame above mould platform right side, be vertically provided with thermolamp lift cylinder, on the piston rod of thermolamp lift cylinder, be fixed with mounting bracket, on mounting bracket, be horizontally arranged with the thermolamp cylinder that protracts, on thermolamp protracts the piston rod of cylinder, be provided with thermolamp support, thermolamp is arranged on thermolamp support; When thermolamp protracts after the piston rod of cylinder stretches out, thermolamp can be stretched into the angle that the outer end of two outer panels of plastic plate forms.
9. plastic box bending and molding device according to claim 1, it is characterized in that: the structure of the described spacing guiding mechanism of plastic plate is: the forward and backward two ends in mould platform four side sides are respectively arranged with limiting plate, limiting plate can outwards overturn and stretch out Mo Tai or inwardly turn to Mo Tainei under the driving of limiting plate open-and-close mechanism, when all limiting plates outwards overturn and stretch out after mould platform, before and after the limiting plate of both sides, mould platform front and back can be, shape clamps the plastic plate on spacing mould platform relatively; Rear and front end at mould platform is also respectively arranged with driving wheel and driven pulley, driving wheel is driven by motor, on driving wheel and driven pulley, be provided with conveyer belt, upper surface at conveyer belt is provided with push pedal, motor drives the push pedal on conveyer belt to move forward and backward on mould platform by driving wheel and driven pulley, and the plastic plate on mould platform is released from the free end of mould platform.
10. according to the plastic box bending and molding device described in claim 6 or 9, it is characterized in that: the structure of described limiting plate open-and-close mechanism is: comprise limiting plate installing rack, on limiting plate installing rack, be provided with limiting cylinder, on the piston rod of limiting cylinder, tooth bar is installed, on mounting bracket, expansion bearing has turning cylinder, on turning cylinder, be set with the gear that can be meshed with tooth bar and coordinate, limiting plate is arranged on the axle body of turning cylinder.
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| CN201410199793.4A CN104002484B (en) | 2014-05-13 | 2014-05-13 | Plastic box bending and molding device |
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| CN201410199793.4A CN104002484B (en) | 2014-05-13 | 2014-05-13 | Plastic box bending and molding device |
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| CN105196523A (en) * | 2015-10-08 | 2015-12-30 | 苏州博众精工科技有限公司 | Pressing-fitting mechanism |
| CN106217836A (en) * | 2016-09-13 | 2016-12-14 | 东莞市旺成自动化科技有限公司 | A kind of full-automatic frame bending machine |
| CN107772706A (en) * | 2017-11-27 | 2018-03-09 | 孙伟鹏 | A kind of efficient shaping device of bag manufacture luggage case |
| CN113561539A (en) * | 2020-04-29 | 2021-10-29 | 中山市海天塑料制品有限公司 | Manufacturing method of waterproof soft plastic packaging box |
| CN115042415A (en) * | 2022-06-10 | 2022-09-13 | 东莞市义航五金机械有限公司 | Folder folding equipment and folding method |
| CN118107158A (en) * | 2024-04-30 | 2024-05-31 | 深圳市优界科技有限公司 | Flexible FPC bending device |
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| CN104002484B (en) | 2016-05-11 |
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