CN116922625A - Plastic packaging high-precision forming die for egg barrels - Google Patents

Abstract

The invention discloses a plastic packaging high-precision forming die for a egg cylinder, which comprises a main body assembly, wherein the main body assembly comprises an upper die and a lower die, the lower die is positioned below the upper die, and a die cavity is formed in the lower die; and the adjusting assembly is arranged in the main body assembly and comprises a driving piece, a lifting piece, a fixing piece, a sealing piece, a blocking piece and an ejection piece, wherein the driving piece is arranged in the upper die, the lifting piece is positioned in the driving piece, the fixing piece is arranged at the bottom of the upper die, the sealing piece is positioned in the fixing piece, the blocking piece is positioned in the lower die, and the ejection piece is arranged in the lower die. The invention has the beneficial effects that: the die can be conveniently switched into shapes suitable for producing different plastic supports by arranging the adjusting component, the whole die is not required to be replaced, and the produced plastic supports can be ejected at the same time, so that the plastic supports are conveniently taken down from the die.

Description

Plastic packaging high-precision forming die for egg barrels

Technical Field

The invention relates to the technical field of plastic molding, in particular to a high-precision molding die for plastic packaging for a egg drum.

Background

The ice cream cone is a common dessert, and consists of a thin and crisp cone shell and soft and slippery ice cream filler, the cone needs to be packaged after the cone shell is produced, and because the cone is crisp, when the cone shell is packaged, a plastic support is required to be used for fixing the cone, so that the cone is prevented from being crashed in the transportation process, and further the cone is broken and cracked, and because the cone has different types of sharp bottoms, flat bottoms and the like, different plastic supports are required to fix the cone. When the existing egg cylinder plastic support packaging forming die is used, the die needs to be integrally replaced according to different plastic supports produced, production work is delayed, production time is greatly wasted, the die replacement mode is complicated, and later maintenance, upgrading and other works of the forming device become extremely difficult.

Disclosure of Invention

The invention aims to solve the technical problem of overcoming the defects in the prior art and providing a high-precision plastic packaging forming die for a cone.

The invention is realized by the following technical scheme:

the high-precision plastic packaging forming die for the egg barrels comprises a main body assembly, wherein the main body assembly comprises an upper die and a lower die, the lower die is positioned below the upper die, and a die cavity is formed in the lower die; the method comprises the steps of,

the adjusting assembly is arranged in the main body assembly and comprises a driving piece, a lifting piece, a fixing piece, a sealing piece, a blocking piece and an ejection piece, wherein the driving piece is arranged in the upper die, the lifting piece is arranged in the driving piece, the fixing piece is arranged at the bottom of the upper die, the sealing piece is arranged in the fixing piece, the blocking piece is arranged in the lower die, and the ejection piece is arranged in the lower die.

As a preferable scheme of the high-precision molding die for the plastic package for the egg cone, the invention comprises the following steps: the driving piece comprises a driving shaft, a worm, a thread bush and a turbine, wherein the driving shaft is rotationally connected in the upper die, the worm is fixed on the surface of the driving shaft, the thread bush is rotationally connected in the upper die, and the turbine is fixed on the surface of the thread bush.

As a preferable scheme of the high-precision molding die for the plastic package for the egg cone, the invention comprises the following steps: the lifting piece comprises a threaded rod, a supporting seat and a lifting rod, wherein the threaded rod is connected in the threaded sleeve in a threaded manner, the supporting seat is fixed at the bottom of the threaded rod, and the lifting rod is fixed at the bottom of the supporting seat.

As a preferable scheme of the high-precision molding die for the plastic package for the egg cone, the invention comprises the following steps: the fixing piece comprises a conical seat and a conical die tip, wherein the conical seat is fixed at the bottom of the upper die, and the conical die tip is arranged on one side of the conical seat.

As a preferable scheme of the high-precision molding die for the plastic package for the egg cone, the invention comprises the following steps: the fixing piece further comprises a first spring, a sliding frame, a connecting hook and a fixing rod, wherein the end part of the first spring is fixed on the inner wall of the conical die tip, the sliding frame is fixed on the end part of the first spring, the connecting hook is fixed on one side of the sliding frame, the fixing rod is clamped on the surface of the connecting hook through a rotating shaft, a through groove is formed in the conical die tip, the connecting hook slides in the through groove, a slide way is formed in the conical seat, and the fixing rod slides in the slide way.

As a preferable scheme of the high-precision molding die for the plastic package for the egg cone, the invention comprises the following steps: the fixing piece further comprises a first extrusion column, a second spring and a second extrusion column, wherein the first extrusion column slides in the conical die tip, two ends of the second spring are respectively fixed at the end part of the first extrusion column and the end part of the second extrusion column, and the second extrusion column slides in the conical die tip.

As a preferable scheme of the high-precision molding die for the plastic package for the egg cone, the invention comprises the following steps: the sealing piece comprises a sliding rod, a third spring and a sealing block, wherein the sliding rod slides in the conical die tip, two ends of the third spring are respectively fixed on one side of the sliding rod and the inner wall of the conical die tip, the sealing block is fixed on one side of the sliding rod, and the end part of the sliding rod is provided with an inclined plane.

As a preferable scheme of the high-precision molding die for the plastic package for the egg cone, the invention comprises the following steps: the blocking piece comprises a movable frame and a pushing block, wherein the movable frame slides in the lower die, and the pushing block is fixed on one side of the movable frame.

As a preferable scheme of the high-precision molding die for the plastic package for the egg cone, the invention comprises the following steps: the blocking piece further comprises a blocking rod, a fourth spring and an extrusion block, wherein the blocking rod slides in the lower die, two ends of the fourth spring are respectively fixed on the inner wall of the lower die and the end part of the blocking rod, and the extrusion block is fixed on one side of the blocking rod.

As a preferable scheme of the high-precision molding die for the plastic package for the egg cone, the invention comprises the following steps: the ejection piece comprises a lifting plate, a fifth spring, a push rod, a sixth spring, a driving block and a driving rod, wherein the lifting plate slides in the lower die, two ends of the fifth spring are respectively fixed on the bottom of the lifting plate and the inner wall of the lower die, the push rod slides in the lower die, two ends of the sixth spring are respectively fixed on one side of the push rod and the inner wall of the lower die, the driving block is fixed on one side of the lifting plate, the driving rod is fixed on one side of the blocking rod, and a clamping groove is formed in the surface of the lifting plate.

The invention has the beneficial effects that: the invention has scientific and reasonable structural design and easy realization, can conveniently switch the die into a shape suitable for producing different plastic holders by arranging the adjusting component, does not need to replace the whole die, and can eject the produced plastic holders, thereby conveniently taking the plastic holders off the die, furthest reducing the working strength of workers, saving time and labor for the workers, being more efficiently put into production and having higher application and popularization values.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

fig. 1 is a block diagram of a high-precision molding die for plastic packaging of a cone.

Fig. 2 is a sectional view of a high-precision molding die for plastic packages for egg cans.

Fig. 3 is a diagram showing the internal structure of the upper mold of the high-precision molding mold for packaging plastic for the cone.

Fig. 4 is a schematic view of the positions of the fixing rod and the sliding rod of the high-precision molding die for plastic packaging of the egg cone.

Fig. 5 is a sectional view of the conical die tip of the high-precision molding die for packaging plastic for egg cans.

Fig. 6 is a view showing the internal structure of the lower mold of the high-precision molding mold for packaging plastic for egg cans.

Fig. 7 is a diagram showing a connection structure between a movable frame and a push block of a high-precision molding mold for plastic packaging of egg cans.

Fig. 8 is a structure diagram of a push rod and a sixth spring of a plastic package high-precision molding die for a cone.

Fig. 9 is a schematic view of the positions of the plugging rod and the conical die tip of a plastic tray for producing flat bottom plastic trays with a plastic packaging high-precision molding die for egg cans.

Fig. 10 is a sectional view of a conical seat of a high-precision molding die for plastic packaging of egg cans.

Fig. 11 is a sectional view of a cavity of a high-precision molding die for packaging plastic for a cone.

Detailed Description

The present invention will be described in further detail below with reference to the drawings and preferred embodiments, so that those skilled in the art can better understand the technical solutions of the present invention. All other embodiments, based on the embodiments of the invention, which would be apparent to one of ordinary skill in the art without making any inventive effort are intended to be within the scope of the invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention.

Furthermore, it should be noted that, in the description of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "configured," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected, can be indirectly connected through an intermediate medium, and can also be communicated with the inside of two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific circumstances.

Example 1:

referring to fig. 1 to 11, in a first embodiment of the present invention, a plastic packaging high-precision molding mold for a cone is provided, which includes a main body assembly (100) and an adjusting assembly (200), and by cooperation of the main body assembly and the adjusting assembly, the mold can be conveniently switched to a shape suitable for producing different plastic trays without replacing the entire mold, and the produced plastic trays can be simultaneously ejected, so that the plastic trays can be conveniently removed from the mold.

Specifically, the main body assembly 100 includes an upper mold 101 and a lower mold 102, the lower mold 102 is located below the upper mold 101, and a mold cavity Y is formed in the lower mold 102.

The plastic tray of the cone can be molded by the cooperation of the upper mold 101 and the lower mold 102, and the mold cavity Y is tapered for forming a tapered portion of the plastic tray.

The adjusting assembly 200 is disposed in the main body assembly 100, and comprises a driving member 201, a lifting member 202, a fixing member 203, a sealing member 204, a blocking member 205 and an ejection member 206, wherein the driving member 201 is disposed in the upper die 101, the lifting member 202 is disposed in the driving member 201, the fixing member 203 is disposed at the bottom of the upper die 101, the sealing member 204 is disposed in the fixing member 203, the blocking member 205 is disposed in the lower die 102, and the ejection member 206 is disposed in the lower die 102.

The number of the driving pieces 201 is two, the driving pieces 201 are respectively located in the upper die 101 and the lower die 102, the fixing modes are the same, the driving pieces 201 in the upper die 101 are used for driving the lifting pieces 202 to move, the driving pieces 201 in the lower die 102 are used for driving the blocking pieces 205 to move, the lifting pieces 202 are used for driving the fixing pieces 203 to move, so that the fixing pieces 203 are fixed, the fixing pieces 203 can be matched with the die cavity Y, a conical part of the pointed-bottom plastic support is formed, the fixing pieces 203 can be detached, and the lower part of the fixing pieces 203 is fixed in the die cavity Y, so that the flat-bottom plastic support is produced.

Specifically, the driving member 201 includes a driving shaft 201a, a worm 201b, a screw bush 201c, and a worm wheel 201d, the driving shaft 201a is rotatably connected to the inside of the upper mold 101, the worm 201b is fixed to the surface of the driving shaft 201a, the screw bush 201c is rotatably connected to the inside of the upper mold 101, and the worm wheel 201d is fixed to the surface of the screw bush 201 c.

The end of the driving shaft 201a can be driven by an inner hexagon, the threaded sleeve 201c is rotationally connected in the upper die 101 through a bearing, the worm 201b and the worm wheel 201d are mutually matched, the worm 201b can be driven to rotate by rotating the driving shaft 201a, the worm 201b drives the worm wheel 201d to rotate, the worm wheel 201d drives the threaded sleeve 201c to rotate, two worm wheels 201d are meshed on each worm 201b, the two worm wheels 201d are mutually reversed, threads in the threaded sleeves 201c on the two worm wheels 201d are opposite in rotation direction, and when the two threaded sleeves 201c are simultaneously rotated reversely, the lifting piece 202 can be driven to simultaneously lift or descend.

Specifically, the lifting member 202 includes a threaded rod 202a, a supporting seat 202b and a lifting rod 202c, the threaded rod 202a is rotatably connected in the threaded sleeve 201c through threads, the supporting seat 202b is fixed at the bottom of the threaded rod 202a, and the lifting rod 202c is fixed at the bottom of the supporting seat 202 b.

Each threaded sleeve 201c is internally provided with a threaded rod 202a, and the threaded rods 202a and the threaded sleeves are matched through threads, when the threaded sleeves 201c rotate, the threaded rods 202a can be driven to move up and down, the supporting seats 202b are used for supporting and fixing the threaded rods 202a, the two supporting seats 202b are fixed on one lifting rod 202c, and the lifting rod 202c is used for driving the fixing piece 203 to move.

Example 2:

referring to fig. 1 to 5, 9 and 10, a second embodiment of the present invention is based on the previous embodiment.

Specifically, the fixing member 203 includes a tapered seat 203a and a tapered die tip 203b, the tapered seat 203a is fixed to the bottom of the upper die 101, and the tapered die tip 203b is disposed on one side of the tapered seat 203 a.

The number of the conical seats 203a at the bottom of the upper mold 101 is four, when the flat-bottom plastic tray is produced, the conical seats 203a can squeeze the softened plastic sheet to form the flat-bottom plastic tray, when the conical mold tip 203b is fixed on the conical seats 203a, the combination of the upper mold 101 and the lower mold 102 can produce the tip plastic tray, and when the flat-bottom plastic tray is produced, the conical mold tip 203b can be fixed on the bottom of the mold cavity Y.

Specifically, the fixing member 203 further includes a first spring 203c, a carriage 203d, a connection hook 203e, and a fixing rod 203f, the end of the first spring 203c is fixed on the inner wall of the conical die tip 203b, the carriage 203d is fixed on the end of the first spring 203c, the connection hook 203e is fixed on one side of the carriage 203d, the fixing rod 203f is clamped on the surface of the connection hook 203e through a rotating shaft, a through groove U is formed in the conical die tip 203b, the connection hook 203e slides in the through groove U, a slide V is formed in the conical seat 203a, and the fixing rod 203f slides in the slide V.

The first spring 203c is in a stretched state, the sliding frame 203d slides in the conical die tip 203b, the connecting hook 203e is hooked on the rotating shaft of the fixing rod 203f, so that the connecting hook 203e and the connecting rod are connected, the fixing rod 203f is fixed on one side of the lifting rod 202c, when the lifting rod 202c ascends, the fixing rod 203f can be driven to ascend, so that the fixing rod 203f slides into the slideway V, the fixing rod 203f brings the end part of the connecting hook 203e into the slideway V, the conical die tip 203b presses the conical seat 203a, so that the conical die tip 203b is fixed on one side of the conical seat 203a, at the moment, the conical seat 203a and the conical die tip 203b can form a complete cone, a softened plastic sheet can be processed into a plastic support with a sharp bottom, when the connecting hook 203e is retracted into the conical die tip 203b, the through groove U can be just plugged, and the top of the conical die tip 203b is a plane.

Specifically, the fixing member 203 further includes a first pressing post 203g, a second spring 203h, and a second pressing post 203i, where the first pressing post 203g slides in the tapered die tip 203b, two ends of the second spring 203h are fixed to an end of the first pressing post 203g and an end of the second pressing post 203i, respectively, and the second pressing post 203i slides in the tapered die tip 203 b.

The second spring 203h is in a stretched state, the pulling force of the second spring 203h is far smaller than that of the first spring 203c, in the current state of the drawing, the end parts of the first extrusion column 203g and the second extrusion column 203i can just seal the surface of the conical die tip 203b, the through holes where the first extrusion column 203g and the second extrusion column 203i are located are sealed, and the arc shape of the end parts of the first extrusion column 203g and the second extrusion column 203i is consistent with the arc shape of the surface of the conical die tip 203b, so that the precision of the produced plastic support of the tip is higher, and the produced plastic support of the tip is prevented from being clamped on the conical die tip 203 b.

Specifically, the sealing member 204 includes a sliding rod 204a, a third spring 204b and a sealing block 204c, the sliding rod 204a slides in the conical die tip 203b, two ends of the third spring 204b are respectively fixed on one side of the sliding rod 204a and the inner wall of the conical die tip 203b, the sealing block 204c is fixed on one side of the sliding rod 204a, and an inclined plane S is formed at the end of the sliding rod 204 a.

The third spring 204b is in a stretched state, when the fixing rod 203f is separated from the connecting hook 203e, the conical die tip 203b is removed from the conical seat 203a, at this time, the slideway V of the conical seat 203a is exposed, if the flat-bottom plastic holder is directly produced, the bottom of the flat-bottom plastic holder is provided with a convex imprint of the slideway V shape, the fixing of the flat-bottom egg drum is affected, therefore, the slideway V needs to be sealed, at this time, the fixing rod 203f can be driven by the rotating driving shaft 201a to slide in the slideway V, when the fixing rod 203f is far away from the end of the sliding rod 204a, under the action of the reset elastic force of the third spring 204b, the end of the sliding rod 204a can be driven to insert into the slideway V, at this time, the sealing block 204c moves into the slideway V, the cross section of the sealing block 204c is the same as the cross section of the slideway V, at this time, the fixing rod 203f can be driven by the sliding rod 204a to squeeze the slideway V, at this time, the sealing block 204c can be driven by the sliding rod 204a to move towards the outlet of the slideway V, at this time, the outlet of the slideway V is blocked by the sealing block 204c, and the flat-bottom of the flat-bottom plastic holder is not provided with the convex imprint of the flat-bottom plastic holder.

When the sealing block 204c is required to be released from blocking the outlet of the slideway V, the rotatable driving shaft 201a drives the fixing rod 203f to slide into the slideway V, so that the fixing rod 203f is far away from the sliding rod 204a, the sealing block 204c is pressed again, so that the sealing block 204c is completely moved into the slideway V, under the condition of supporting the sealing block 204c, the driving shaft 201a is rotated reversely, so that the fixing rod 203f extrudes the inclined surface S of the sliding rod 204a, thereby extruding the sliding rod 204a out of the slideway V, meanwhile, the sliding rod 204a drives the sealing block 204c to be far away from the slideway V, and the fixing rod 203f can be moved out of the slideway V by continuing to rotate the driving shaft 201a, so that the fixing rod 203e is matched with the connecting hook 203e, and the conical die tip 203b is fixed again.

Example 3:

referring to fig. 1, 6-9 and 11, a third embodiment of the present invention is based on the first two embodiments.

Specifically, the blocking member 205 includes a movable frame 205a and a push block 205b, the movable frame 205a slides in the lower mold 102, and the push block 205b is fixed to one side of the movable frame 205 a.

The inner wall of one side of the movable frame 205a is provided with a rack, so that the turbine 201d in the lower die 102 is meshed with the rack of the inner wall of the movable frame 205a, and the movable frame 205a can be driven to slide in the lower die 102 by rotating the turbine 201d, and two pushing blocks 205b are fixed on each movable frame 205 a.

Specifically, the blocking member 205 further includes a blocking rod 205c, a fourth spring 205d, and an extrusion block 205e, where the blocking rod 205c slides in the lower mold 102, two ends of the fourth spring 205d are fixed to the inner wall of the lower mold 102 and the end of the blocking rod 205c, and the extrusion block 205e is fixed to one side of the blocking rod 205 c.

The plugging rod 205c is used for plugging a hole in the die cavity Y, when the plastic support with the sharp bottom is prevented from being produced, a softened plastic sheet enters the hole in the die cavity Y, the fourth spring 205d is in a stretching state, the pushing block 205b is used for extruding the extruding block 205e, so that the plugging rod 205c is driven to move, when the pushing block 205b is contacted with the plugging rod 205c, the end part of the plugging rod 205c plugs the hole in the die cavity Y, the end part of the plugging rod 205c is arc-shaped, the end part of the plugging rod 205c and the inner wall of the die cavity Y form a complete curved surface, when the pushing block 205b is far away from the plugging rod 205c, under the action of the reset tension of the fourth spring 205d, the plugging rod 205c can be driven to be far away from the inner wall of the die cavity Y, so that the hole in the inner wall of the die cavity Y leaks, at the moment, the conical die tip 203b is pressed into the hole in the die cavity Y, the positions of the conical die tip 203g and the second extruding column 203i are fixed, at the moment, the round surface of the top of the conical die tip 203b and the inner wall of the die cavity Y are just matched, and the plastic sheet is prevented from being melted when the plastic sheet is produced, and the plastic sheet is prevented from entering the die cavity Y.

When the conical die tip 203b needs to be taken out of the die cavity Y, the driving shaft 201a in the lower die 102 can be rotated, so that the blocking rod 205c can simultaneously squeeze the first squeezing column 203g and the second squeezing column 203i, the first squeezing column 203g and the second squeezing column 203i are pressed into the conical die tip 203b, at this time, the first squeezing column 203g and the second squeezing column 203i squeeze the sliding frame 203d, so that the sliding frame 203d drives the connecting hook 203e to move, and the connecting hook 203e moves out of the through groove U, at this time, the conical die tip 203b can be taken out of the die cavity Y by pulling the connecting hook 203 e.

Specifically, the ejector 206 includes a lifting plate 206a, a fifth spring 206b, a push rod 206c, a sixth spring 206d, a driving block 206e and a driving rod 206f, wherein the lifting plate 206a slides in the lower mold 102, two ends of the fifth spring 206b are respectively fixed at the bottom of the lifting plate 206a and the inner wall of the lower mold 102, the push rod 206c slides in the lower mold 102, two ends of the sixth spring 206d are respectively fixed at one side of the push rod 206c and the inner wall of the lower mold 102, the driving block 206e is fixed at one side of the lifting plate 206a, the driving rod 206f is fixed at one side of the blocking rod 205c, and a clamping groove W is formed on the surface of the lifting plate 206 a.

The fifth spring 206b is in a compressed state, the sixth spring 206d is in a stretched state, limiting lugs are arranged on two sides of the lifting plate 206a, the lifting plate 206a can be prevented from moving out of the lower die 102, the push rod 206c can block the driving rod 206f, so that the blocking rod 205c is limited, a part of the connecting hook 203e is arranged outside the through groove U, when the upper die 101 extrudes the lower die 102, the lifting plate 206a can be extruded in advance, so that the lifting plate 206a is completely extruded into the lower die 102, in the downward moving process of the lifting plate 206a, the lifting plate 206a drives the driving block 206e to extrude the end part of the push rod 206c, the push rod 206c drives the clamping groove W to move towards the driving rod 206f, when the clamping groove W moves to one side of the driving rod 206f, under the reset tension of the fourth spring 205d, the blocking rod 205c drives the driving rod 206f to move into the clamping groove W, at the moment, the first extrusion column 203g and the second extrusion column 203i are far away from the first extrusion column 203g, under the reset tension of the first spring 203c, the first extrusion column 203d and the second extrusion column 203d are extruded by the first extrusion column 203d, and the sliding frame 203d is simultaneously, and the top of the sliding frame 203d is prevented from extruding the top of the sliding frame 203d is connected with the top of the sliding frame 203d, and the blocking hook is prevented from moving towards the top of the sliding frame 203d, and the top of the sliding frame is simultaneously, the top 203d is prevented from being extruded and the top is pushed by the extrusion column 203b is pushed by the extrusion 203 b.

When the plastic support with the sharp bottom is required to be produced, the driving shaft 201a in the upper die 101 can be rotated, the end part of the fixing rod 203f is moved out of the slideway V, the first extrusion column 203g and the second extrusion column 203i are pressed at the moment, the first extrusion column 203g and the second extrusion column 203i extrude the sliding frame 203d, the sliding frame 203d drives the connecting hook 203e to move out of the through groove U, the connecting hook 203e is hung on the rotating shaft of the end part of the fixing rod 203f, at the moment, the driving shaft 201a is reversely rotated, the fixing rod 203f is retracted into the slideway V, the fixing rod 203f brings the end part of the connecting hook 203e into the slideway V, the conical die tip 203b extrudes the conical seat 203a, the conical die tip 203b is fixed on one side of the conical seat 203a, at the moment, the conical seat 203a and the conical die tip 203b can form a complete cone, the driving frame 205a drives the pushing block 205b to extrude the extrusion block 205e, the pushing block 205c is driven to move, when the pushing block 205c contacts the inner wall 205c of the conical die cavity 101 c, and the inner wall of the conical die cavity 101 c can be formed by the conical die cavity and the end part of the conical die cavity 101 c can be completely matched with the conical die cavity.

When flat bottom plastic is required to be produced, the driving shaft 201a in the upper die 101 is rotated to enable the end part of the fixing rod 203f to move out of the slideway V, the connecting hook 203e is taken down from the fixing rod 203f, the driving shaft 201a is reversed again to drive the fixing rod 203f to slide in the slideway V, when the fixing rod 203f is far away from the end part of the sliding rod 204a, under the action of the reset elastic force of the third spring 204b, the end part of the sliding rod 204a can be driven to be inserted into the slideway V, at the moment, the sealing block 204c moves into the slideway V, the section of the sealing block 204c is the same as the section of the slideway V, at the moment, the driving shaft 201a is reversely rotated to enable the fixing rod 203f to move towards the outlet of the slideway V, at the moment, the fixing rod 203f can squeeze the sliding rod 204a to enable the sliding rod 204a to drive the sealing block 204c to move towards the outlet of the slideway V, the outlet of the slideway V is blocked by the sealing block 204c, at the moment, the plane of the sealing block 204c is exactly matched with the plane of the conical seat 203a, at the moment, the bottom of the flat bottom plastic support is not provided with a convex stamp in the shape of the slideway V.

And then, the driving shaft 201a in the lower die 102 is rotated, so that the pushing block 205b is far away from the plugging rod 205c, under the action of the reset pulling force of the fourth spring 205d, the plugging rod 205c can be driven to be far away from the inner wall of the die cavity Y, so that the hole in the inner wall of the die cavity Y leaks, at this time, the tapered die tip 203b is pressed into the die cavity Y, the first extrusion column 203g and the second extrusion column 203i can be inserted into the hole in the inner wall of the die cavity Y, the position of the tapered die tip 203b is fixed, at this time, the push rod 206c can block the driving rod 206f, thereby limiting the plugging rod 205c, a part of the connecting hook 203e is arranged outside the through groove U, at this time, when the upper die 101 extrudes the lower die 102, the lifting plate 206a can be extruded in advance, so that the lifting plate 206a can be completely extruded into the lower die 102, in the process of moving the lifting plate 206a downwards, the driving block 206e extrudes the end of the push rod 206c, so that the push rod 206c drives the clamping groove W to move towards the driving rod 206f, when the clamping groove 206W moves to one side of the clamping groove 205, the reset rod 205d can be driven by the first spring 203d, the second extrusion column 203d can be extruded by the sliding block 203d, and the sliding block 203d can be extruded by the sliding block 203d, at the end 203d, and the top of the sliding block 203d can be extruded by the second extrusion groove 203d, and the extrusion groove 203d can be extruded by the sliding block 203d can be extruded by the top 203d simultaneously, and the extrusion 203d can be extruded by the sliding block 203d and can be extruded by the extrusion.

When the produced plastic support is ejected, after the upper die 101 and the lower die 102 are cooled, the flat-bottom plastic support inside the upper die 101 and the lower die 102 is hardened, at this time, along with the separation of the upper die 101 and the lower die 102, the top of the lifting plate 206a moves out of the lower die 102, and meanwhile, drives the driving block 206e to be far away from the end part of the push rod 206c, under the action of the reset tension of the sixth spring 206d, the clamping groove W is far away from the driving rod 206f, so that the driving rod 206f moves out of the clamping groove W, and in the process, the push rod 206c extrudes the driving rod 206f, so that the driving rod 206f drives the blocking rod 205c to extrude the first extrusion column 203g and the second extrusion column 203i, so that the connecting hook 203e moves out of the through groove U, and extrudes the flat-bottom plastic support at the top of the conical die tip 203b, so that the flat-bottom plastic support is separated from the lower die 102, and a worker can take the flat-bottom plastic support out of the lower die 102 conveniently.

The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.

Claims (10)

1. A high-precision forming die for plastic packaging of a egg drum is characterized in that: comprising the steps of (a) a step of,

the main body assembly (100) comprises an upper die (101) and a lower die (102), wherein the lower die (102) is positioned below the upper die (101), and a die cavity (Y) is formed in the lower die (102); the method comprises the steps of,

the adjusting assembly (200) is arranged in the main body assembly (100), and comprises a driving piece (201), a lifting piece (202), a fixing piece (203), a sealing piece (204), a blocking piece (205) and an ejection piece (206), wherein the driving piece (201) is arranged in the upper die (101), the lifting piece (202) is arranged in the driving piece (201), the fixing piece (203) is arranged at the bottom of the upper die (101), the sealing piece (204) is arranged in the fixing piece (203), the blocking piece (205) is arranged in the lower die (102), and the ejection piece (206) is arranged in the lower die (102).

2. The high-precision molding die for plastic packages for egg cans as claimed in claim 1, wherein: the driving piece (201) comprises a driving shaft (201 a), a worm (201 b), a thread bush (201 c) and a turbine (201 d), wherein the driving shaft (201 a) is rotationally connected in the upper die (101), the worm (201 b) is fixed on the surface of the driving shaft (201 a), the thread bush (201 c) is rotationally connected in the upper die (101), and the turbine (201 d) is fixed on the surface of the thread bush (201 c).

3. The high-precision molding die for plastic packages for egg cans as claimed in claim 2, wherein: the lifting piece (202) comprises a threaded rod (202 a), a supporting seat (202 b) and a lifting rod (202 c), wherein the threaded rod (202 a) is connected in the threaded sleeve (201 c) through threaded rotation, the supporting seat (202 b) is fixed at the bottom of the threaded rod (202 a), and the lifting rod (202 c) is fixed at the bottom of the supporting seat (202 b).

4. The high-precision molding die for plastic packages for egg cans as claimed in claim 3, wherein: the fixing piece (203) comprises a conical seat (203 a) and a conical die tip (203 b), wherein the conical seat (203 a) is fixed at the bottom of the upper die (101), and the conical die tip (203 b) is arranged on one side of the conical seat (203 a).

5. The high-precision molding die for plastic packages for egg cans as claimed in claim 4, wherein: the fixing piece (203) further comprises a first spring (203 c), a sliding frame (203 d), a connecting hook (203 e) and a fixing rod (203 f), wherein the end part of the first spring (203 c) is fixed on the inner wall of the conical die tip (203 b), the sliding frame (203 d) is fixed on the end part of the first spring (203 c), the connecting hook (203 e) is fixed on one side of the sliding frame (203 d), the fixing rod (203 f) is clamped on the surface of the connecting hook (203 e) through a rotating shaft, a through groove (U) is formed in the conical die tip (203 b), the connecting hook (203 e) slides in the through groove (U), a slide way (V) is formed in the conical seat (203 a), and the fixing rod (203 f) slides in the slide way (V).

6. The high-precision molding die for plastic packages for egg cans as claimed in claim 5, wherein: the fixing piece (203) further comprises a first extrusion column (203 g), a second spring (203 h) and a second extrusion column (203 i), wherein the first extrusion column (203 g) slides in the conical die tip (203 b), two ends of the second spring (203 h) are respectively fixed at the end part of the first extrusion column (203 g) and the end part of the second extrusion column (203 i), and the second extrusion column (203 i) slides in the conical die tip (203 b).

7. The high-precision molding die for plastic packages for egg cans as claimed in claim 6, wherein: the sealing piece (204) comprises a sliding rod (204 a), a third spring (204 b) and a sealing block (204 c), wherein the sliding rod (204 a) slides in the conical die tip (203 b), two ends of the third spring (204 b) are respectively fixed on one side of the sliding rod (204 a) and the inner wall of the conical die tip (203 b), the sealing block (204 c) is fixed on one side of the sliding rod (204 a), and an inclined plane (S) is formed at the end part of the sliding rod (204 a).

8. The high-precision molding die for plastic packages for egg cans as claimed in claim 7, wherein: the blocking piece (205) comprises a moving frame (205 a) and a pushing block (205 b), wherein the moving frame (205 a) slides in the lower die (102), and the pushing block (205 b) is fixed on one side of the moving frame (205 a).

9. The high-precision molding die for plastic packages for egg cans as claimed in claim 7 or 8, wherein: the plugging piece (205) further comprises a plugging rod (205 c), a fourth spring (205 d) and an extrusion block (205 e), wherein the plugging rod (205 c) slides in the lower die (102), two ends of the fourth spring (205 d) are respectively fixed on the inner wall of the lower die (102) and the end part of the plugging rod (205 c), and the extrusion block (205 e) is fixed on one side of the plugging rod (205 c).

10. The high-precision molding die for plastic packages for egg cans as claimed in claim 9, wherein: the ejection piece (206) comprises a lifting plate (206 a), a fifth spring (206 b), a push rod (206 c), a sixth spring (206 d), a driving block (206 e) and a driving rod (206 f), wherein the lifting plate (206 a) slides in the lower die (102), two ends of the fifth spring (206 b) are respectively fixed on the bottom of the lifting plate (206 a) and the inner wall of the lower die (102), the push rod (206 c) slides in the lower die (102), two ends of the sixth spring (206 d) are respectively fixed on one side of the push rod (206 c) and the inner wall of the lower die (102), the driving block (206 e) is fixed on one side of the lifting plate (206 a), the driving rod (206 f) is fixed on one side of the blocking rod (205 c), and a clamping groove (W) is formed in the surface of the lifting plate (206 a).