Accompanying drawing explanation
Fig. 1 and Fig. 2 are the vertical profile schematic diagram that makes the box of aluminium-foil containers and the limit portion region of lid form the mould of curling hermetically-sealed construction of the present utility model;
Fig. 3 is the first vertical profile schematic diagram of the mould shown in Fig. 1 and Fig. 2 in matched moulds state;
Fig. 4 is the second vertical profile schematic diagram of the mould shown in Fig. 1 and Fig. 2 in matched moulds state, represents the part of non-adjacent perisporium and the upwards bending of the appropriate section of aluminium foil lid of the tabular annular upper wall of aluminium foil box body, forms kink;
Fig. 5 is the three vertical profile schematic diagram of the mould shown in Fig. 1 and Fig. 2 in matched moulds state;
Fig. 6 is the four vertical profile schematic diagram of the mould shown in Fig. 1 and Fig. 2 in matched moulds state;
Fig. 7 and Fig. 8 are the vertical profile schematic diagram of the mould shown in Fig. 1 and Fig. 2 in die opening state;
Fig. 9 is-perspective diagram of the box body of kind of aluminium-foil containers;
Figure 10 is that the master of the box body shown in Fig. 9 looks schematic diagram;
Figure 11 be the box body shown in Figure 10 cross-sectional schematic diagram;
Figure 12 is a kind of perspective diagram of lid of aluminium-foil containers;
Figure 13 is that the master of the lid shown in Figure 12 looks schematic diagram;
Figure 14 is that schematic diagram is looked on a left side for the lid shown in Figure 13;
Figure 15 is that the lid shown in Figure 12 covers hermetically on the box body shown in Fig. 9, thereby the master of formation-kind of aluminium-foil containers looks schematic diagram;
Figure 16 is the cross-sectional schematic diagram of the aluminium-foil containers shown in Figure 15;
Figure 17 is the lid of the aluminium-foil containers shown in Figure 16 and the enlarged diagram that box body seal junction is divided;
Figure 18 is the lid of another kind of aluminium-foil containers and the enlarged diagram that box body seal junction is divided;
Figure 19 is the second vertical profile schematic diagram of the mould shown in Fig. 1 and Fig. 2 in matched moulds state, represents that the part of non-adjacent perisporium and the appropriate section of aluminium foil lid of the tabular annular upper wall of aluminium foil box body bends downwards, forms kink.
The specific embodiment
With reference to the accompanying drawings the specific embodiment of the present utility model is described in detail, the feature and advantage that make the box of aluminium-foil containers and the limit portion region of lid form the mould of curling hermetically-sealed construction of the present utility model will become more obvious.
Referring to Fig. 9, the box body of label 700 expression-kind of the aluminium-foil containers in figure.
Referring to Figure 10 and Figure 11, box body 700 has housing 710.Housing 710 consists of perisporium 711 and diapire 712.The top of perisporium 711 certain distance that stretches out, forms tabular annular upper wall 720.
The non-arcwall of perisporium 711 is partly that the vertical wall section of perisporium 711 can become concavo-convex wavy (not shown), to increase the intensity of the vertical wall section of perisporium 711.Concavo-convex wavy pattern that can formation rule.
Diapire 712 can become concavo-convex wavy (not shown), to increase the intensity of diapire.Concavo-convex wavy pattern that can formation rule.
Perisporium 711 can be perpendicular with diapire 712, also can outward-dipping certain angle.In the box body of aluminium-foil containers as shown in Figures 9 to 11, the outward-dipping certain angle of perisporium 711 relative diapire 712.
Box body 700 can form by upper trimming die and undershoot die stamping with aluminium foil.
Referring to Figure 12, the label 800 in figure represents a kind of lid of aluminium-foil containers.
Referring to Figure 13 and Figure 14, aluminium foil lid 800 is tabular.The edge shape of lid 800 is identical with size with the edge shape of the tabular annular upper wall 720 of above-mentioned box body 700 with size, certain, and the edge of the edge shape of lid 800 and the tabular annular upper wall 720 of above-mentioned box body 700 is can shape identical, varies in size.
The zone line of lid 800 can become concavo-convex wavy (not shown), to increase the intensity of lid 800.
Lid 800 can be also non-tablet shape (not shown).Non-flat tabular aluminium foil lid 800 has housing 710 parts and tabular annular upper wall 720 parts of similar above-mentioned box body 700, and the limit portion region of lid 800 is annular plate-like.
Lid 800 can form by upper trimming die and undershoot die stamping with aluminium foil.
Referring to Figure 15 to Figure 17, the label 900 in figure represents a kind of aluminium-foil containers.
Aluminium-foil containers 900 consists of the lid 800 shown in the box body 700 shown in Fig. 9 to Figure 11 and Figure 12 to Figure 14.Food or article (not shown) are put into box body 700, then lid 800 is placed in the tabular annular upper wall 720 of box body 700, the edge in the limit portion region of the annular plate-like of lid 800 aligns mutually with the respective edges of tabular annular upper wall 720, on forcing press or stamping machine, curling up or down together with the part bonded to each other with the tabular annular upper wall 720 of box body 700 of the annular plate-like limit portion region that makes lid 800 with the mould that makes the box body of aluminium-foil containers and the limit portion region of lid form curling hermetically-sealed construction of the present utility model, the portion region, annular plate-like limit of lid 800 and the tabular annular upper wall 720 of box body 700 part bonded to each other forms the bent hermetically-sealed construction 870 of the snail coil of wire that is at least greater than a circle, in this process, the tabular annular upper wall 720 part pressing bonded to each other of the portion region, annular plate-like limit of lid 800 and box body 700 is sealed, curling part is laminated and is sealed, cause the positiver sealing of lid 800 and box body 700.
When the outer shroud edge shape in limit portion region of annular plate-like of lid 800 identical with the outer shroud edge shape of the tabular annular upper wall 720 of above-mentioned box body 700, while varying in size, as shown in figure 18 another-kind of aluminium-foil containers, the outer shroud edge in the limit portion region of the annular plate-like of lid 800 is larger than the outer shroud edge of tabular annular upper wall 720, the part going out greatly forms the bent hermetically-sealed construction 780 of the snail coil of wire in the inside that is at least greater than the bent hermetically-sealed construction 870 of the snail coil of wire of a circle, like this, in the inside that is at least greater than the bent hermetically-sealed construction 870 of the snail coil of wire of a circle, increased the bent hermetically-sealed construction 780 of the snail coil of wire.Because the annular plate-like limit portion region of 780 lids 800 that gone out greatly by the outer shroud edge than tabular annular upper wall 720 of the bent hermetically-sealed construction of the increased snail coil of wire forms, with the annular plate-like limit portion region that forms the lid 800 of the bent hermetically-sealed construction 870 of the snail coil of wire that is at least greater than a circle, compare with tabular annular upper wall 720 part bonded to each other of box body 700, the annular plate-like limit portion region of the lid 800 going out greatly than the outer shroud edge of tabular annular upper wall 720 more easily produces Texturized, compression seal is at least being greater than the inside of the bent hermetically-sealed construction 870 of the snail coil of wire of a circle, good sealing is provided.Certainly, the outer shroud edge of tabular annular upper wall 720 also can be larger than the outer shroud edge in the limit portion region of the annular plate-like of lid 800.
Can there be rete on a surface or two surfaces for the manufacture of the aluminium foil of aluminium foil box body and aluminium foil lid.Rete can be non-metallic diaphragm, can be also metallic diaphragm.
The thickness of the Thickness Ratio lid aluminium foil of the box body aluminium foil of aluminium-foil containers is thick, and the two also can uniform thickness.
Below, describe the mould that makes the box of aluminium-foil containers and the limit portion region of lid form curling hermetically-sealed construction of the present utility model in detail.
As depicted in figs. 1 and 2, of the present utility model make mould that the box of aluminium-foil containers and the limit portion region of lid form curling hermetically-sealed construction by a upper die component 100 and once membrane module 200 form.
Upper die component 100 consists of gland 130 in a patrix overcoat 120 and a patrix.In patrix, gland 130 is positioned at patrix overcoat 120.The bottom face of patrix overcoat 120 has the circular arc guide channel 121 of the inwall of being close to overcoat 120.In patrix, the top of gland 130 is connected with the end of the piston rod of two cylinders 140.The top of patrix overcoat 120 is connected with the bottom of a upper bolster 110.The cylinder body of two cylinders 140 is arranged in upper bolster 110.The top of upper bolster 110 is connected with the bottom of a upper table 10 of forcing press.
Lower membrane module 200 consists of gland 230 in a counterdie overcoat 220 and a counterdie.In counterdie, gland 230 is positioned at counterdie overcoat 220.The top end face of counterdie overcoat 220 has the circular arc guide channel 221 of the inwall of being close to counterdie overcoat 220.In counterdie, the bottom of gland 230 is connected with the top of pressed sleeve seat 260 in a counterdie.In counterdie, the bottom of pressed sleeve seat 260 is connected with the end of the piston rod of two cylinders 240.The bottom of counterdie overcoat 220 is connected with the top of a die shoe 210.The cylinder body of two cylinders 240 is arranged in die shoe 210.The bottom of die shoe 210 is connected with the top of a lower table 20 of forcing press.The cylinder body of a cylinder 250 is arranged in die shoe 210, is positioned at die shoe 210 center.The end of the piston rod of cylinder 250 is connected with-aluminium-foil containers top board 270 through the centre bore of pressed sleeve seat 280 in counterdie.Aluminium-foil containers top board 270 is positioned at the top of counterdie pressed sleeve seat 260.In counterdie, pressed sleeve seat 260 and aluminium-foil containers top board 270 are positioned at counterdie overcoat 220.
The circular arc guide channel 121 of patrix overcoat 120 is relative with the circular arc guide channel 221 of counterdie overcoat 220.
The course of work of the mould that the box of aluminium-foil containers and the limit portion region of lid form curling hermetically-sealed construction that makes of the present utility model is as follows:
As shown in Figure 2, the tabular annular upper wall 720 of an aluminium foil box body 700 is supported by the top planar annular of gland in counterdie 230, and aluminium foil lid 800 covers on dull and stereotyped annular upper wall 720.
Referring to Fig. 3, the upper table 10 of forcing press declines, patrix 100 assemblies and counterdie 200 assemblies are in matched moulds state, the part of the contiguous perisporium 711 of the tabular annular upper wall 720 of aluminium foil box body 700 and the appropriate section of aluminium foil lid 800 are crushed in the middle of the bottom planar annular of gland 130 in patrix and the top planar annular of the interior gland 230 of counterdie, and the upper table 10 of forcing press stops declining.
Referring to Fig. 4, the piston rod of cylinder 140 stretches out downwards, the piston rod of the piston rod of cylinder 240 and cylinder 250 is retracted downwards simultaneously, the part of contiguous perisporium 711 and the appropriate section of aluminium foil lid 800 that are crushed on the tabular annular upper wall 720 of the middle aluminium foil box body 700 of the bottom planar annular of gland 130 in patrix and the top planar annular of the interior gland 230 of counterdie move down, aluminium foil box body 700 and aluminium foil lid 800 integral body are moved down, force the part of non-adjacent perisporium 711 and the upwards bending of the appropriate section of aluminium foil lid 800 of the tabular annular upper wall 720 of the aluminium foil box body 700 that is not crushed on the bottom planar annular of gland 130 in patrix and the top planar annular of the interior gland 230 of counterdie, form kink 721, when the top of kink 721 and counterdie overcoat 220 tops are when concordant, aluminium foil box body 700 and aluminium foil lid 800 integral body stop moving down.
Referring to Fig. 5, the piston rod of cylinder 140 is upwards retracted, the piston rod of the piston rod of cylinder 240 and cylinder 250 protrudes upward simultaneously, the part of contiguous perisporium 711 and the appropriate section of aluminium foil lid 800 that are crushed on the tabular annular upper wall 720 of the middle aluminium foil box body 700 of the bottom planar annular of gland 130 in patrix and the top planar annular of the interior gland 230 of counterdie move up, aluminium foil box body 700 and aluminium foil lid 800 integral body are moved up, when the cell wall of circular arc guide channel 121 of being close to the inwall of overcoat 120 on the top of kink 721 and the bottom face of patrix overcoat 120 contacts, the cell wall of circular arc guide channel 121 forces the top of kink 721 outwardly-bent, along with aluminium foil box body 700 and aluminium foil lid 800 integral body continue to move up, first kink 721 is close under the guiding of cell wall of circular arc guide channel 121 of inwall of overcoat 120 from the top to the bottom on the bottom face of patrix overcoat 120, then on the top end face of counterdie overcoat 220, be close under the guiding of cell wall of circular arc guide channel 221 of inwall of counterdie overcoat 220 and form gradually curling shape.
Referring to Fig. 6, when aluminium foil box body 700 and aluminium foil lid 800 integral body are moved upwards up to the residing position of Fig. 3, aluminium foil box body 700 and aluminium foil lid 800 integral body stop moving up, more than the curling circle of kink 721, at circular arc guide channel 121 and the bent hermetically-sealed construction 870 of the interior formation snail of circular arc guide channel 221 coil of wire.
The inwall of counterdie overcoat 220 is greater than patrix overcoat 120 inwall to the distance of its center line more benefits the formation of the bent hermetically-sealed construction 870 of the snail coil of wire to the distance of its center line, because be conducive to like this to make to be close on the top of kink 721 and the bottom face of patrix overcoat 120 cell wall of circular arc guide channel 121 of the inwall of overcoat 120, contact.
In patrix, the outer wall top of gland 130 is greater than the outer wall bottom of gland 130 in patrix to the distance of its center line to the distance of its center line, it is outer wall heart line inclination wherein from top to bottom of gland 130 in patrix, more benefit the formation of the bent hermetically-sealed construction 870 of the snail coil of wire, because be conducive to like this to make the cell wall of the circular arc guide channel 121 of the top of kink 721 and the inwall bottom of patrix overcoat 120 to contact.
Referring to Fig. 7, the upper table 10 of forcing press rises, and upper die component 100 is got back to the residing position of Fig. 1.
Referring to Fig. 8, the piston rod of cylinder 250 protrudes upward, and aluminium-foil containers top board 270 upwards ejects aluminium-foil containers 900 from counterdie 200 assemblies, and then the piston rod of cylinder 250 is retracted downwards, and aluminium-foil containers top board 270 is got back to the residing position of Fig. 2.
Or, after completing the course of work shown in Fig. 3, carry out the following course of work:
Referring to Figure 19, the piston rod of cylinder 140 is upwards retracted, the piston rod of the piston rod of cylinder 240 and cylinder 250 protrudes upward simultaneously, the part of contiguous perisporium 711 and the appropriate section of aluminium foil lid 800 that are crushed on the tabular annular upper wall 720 of the middle aluminium foil box body 700 of the bottom planar annular of gland 130 in patrix and the top planar annular of the interior gland 230 of counterdie move up, aluminium foil box body 700 and aluminium foil lid 800 integral body are moved up, force the part of non-adjacent perisporium 711 and the appropriate section of aluminium foil lid 800 of the tabular annular upper wall 720 of the aluminium foil box body 700 that is not crushed on the bottom planar annular of gland 130 in patrix and the top planar annular of the interior gland 230 of counterdie to bend downwards, form kink 721, when the top of kink 721 and patrix overcoat 120 tops are when concordant, aluminium foil box body 700 and aluminium foil lid 800 integral body stop moving up.
The piston rod of cylinder 140 stretches out downwards, the piston rod of the piston rod of cylinder 240 and cylinder 250 is retracted downwards simultaneously, the part of contiguous perisporium 711 and the appropriate section of aluminium foil lid 800 that are crushed on the tabular annular upper wall 720 of the middle aluminium foil box body 700 of the bottom planar annular of gland 130 in patrix and the top planar annular of the interior gland 230 of counterdie move down, aluminium foil box body 700 and aluminium foil lid 800 integral body are moved down, when the cell wall of circular arc guide channel 221 of being close to the inwall of counterdie overcoat 220 on the top of kink 721 and the top end face of counterdie overcoat 220 contacts, the cell wall of circular arc guide channel 221 forces the top of kink 721 outwardly-bent, along with aluminium foil box body 700 and aluminium foil lid 800 integral body continue to move down, first kink 721 is close under the guiding of cell wall of circular arc guide channel 221 of inwall of counterdie overcoat 220 from the top to the bottom on the top end face of counterdie overcoat 220, then on the bottom face of patrix overcoat 120, be close under the guiding of cell wall of circular arc guide channel 121 of inwall of overcoat 120 and form gradually curling shape (not shown).
When aluminium foil box body 700 and aluminium foil lid 800 integral body are moved down into the residing position of Fig. 3, aluminium foil box body 700 and aluminium foil lid 800 integral body stop moving up, more than the curling circle of kink 721, at circular arc guide channel 121 and the bent hermetically-sealed construction 870 of the interior formation snail of circular arc guide channel 221 coil of wire.
The in the situation that of Figure 19, the inwall of patrix overcoat 120 is greater than counterdie overcoat 220 inwall to the distance of its center line more benefits the formation of the bent hermetically-sealed construction 870 of the snail coil of wire to the distance of its center line, because be conducive to like this to make to be close on the top of kink 721 and the top end face of counterdie overcoat 220 cell wall of circular arc guide channel 221 of the inwall of counterdie overcoat 220, contact.
In counterdie, the outer wall top of gland 230 is less than the outer wall bottom of gland 230 in counterdie to the distance of its center line to the distance of its center line, the outer wall that is gland 230 in counterdie tilts away from its center line from top to bottom, more benefit the formation of the bent hermetically-sealed construction 870 of the snail coil of wire, because be conducive to like this to make to be close on the top of kink 721 and the top end face of counterdie overcoat 220 cell wall of circular arc guide channel 221 of the inwall of counterdie overcoat 220, contact.