Disclosure of Invention
In order to solve the technical problems, the invention provides a film internally-cutting structure and a working method thereof, wherein cutting processing is finished in a die, so that a die cutting tool bit is protected, a product obtained by cutting is flat and free of burrs, manual cutting is not needed, the working efficiency is improved, and meanwhile, the production cost is reduced.
In order to achieve the purpose, the technical scheme of the invention is as follows:
the present invention provides an in-film cutting structure, comprising: the mould comprises a first parting surface and a second parting surface, wherein the first parting surface and the second parting surface are oppositely arranged, in a non-working state, the outside exerts pressure on the internally tangent structure of the film, the first parting surface and the second parting surface are located at an initial position, in a working state, after the outside pressure on the internally tangent structure of the film is removed, the first parting surface is located at the initial position, the second parting surface moves towards a position far away from the first parting surface from the initial position by a distance h2, and the first parting surface is opened.
The invention provides a film internally-cutting structure and a working method thereof, wherein cutting treatment is finished in a die, so that a die cutting tool bit is protected, a product obtained by cutting is ensured to be flat and burr-free, manual cutting is not needed, the operation efficiency is improved, and meanwhile, the production cost is reduced.
As a preferred solution, the first parting surface comprises: first cover half bottom plate and second cover half bottom plate, first cover half bottom plate with the second cover half bottom plate is relative setting, and under non-operating condition, the external pressure is applyed to membrane inscribe structure, first cover half bottom plate with the contact of second cover half bottom plate sets up, under operating condition, after removing the external pressure to membrane inscribe structure, second cover half bottom plate is towards keeping away from the position working distance of first cover half bottom plate is h2, first cover half bottom plate with clearance height between the second cover half bottom plate is h 2.
As a preferred solution, the first parting surface comprises: the limiting part is connected with the first fixed die base plate and used for fixing the position of the first fixed die base plate in a working state or a non-working state.
As a preferred solution, the first parting surface comprises: the elastic assembly is connected with the second fixed die bottom plate, and after the pressure of the outside on the membrane internally-tangent structure is removed in the working state, the elastic assembly generates elastic deformation through the elastic component, and the second fixed die bottom plate moves towards the position far away from the first fixed die bottom plate.
As a preferred technical solution, the second section includes: and the in-mold cutters are arranged at the joint of the glue inlet and the product.
As a preferred technical solution, the second section includes: the in-mold cutter is connected with the primary ejection needle plate through the cutter ejector rod, the primary ejection needle plate drives the in-mold cutter to move towards the direction of the joint of the glue inlet and the product by an ejection distance h1 through the cutter ejector rod after the mold is opened on the first parting surface in a working state, and the glue inlet and the product are cut off and separated.
As a preferred technical solution, the second section includes: the secondary ejection plate is connected with the push plate ejector rod, the secondary ejection plate is connected with the ejector rod, and under the second parting surface die sinking state, the secondary ejection plate is ejected out of the flow channel through the mutual matching of the push plate ejector rod and the ejector rod.
The preferable technical scheme comprises the following steps: first fixed plate and second fixed plate, first fixed plate with the second fixed plate is relative setting, first die joint face with first fixed plate is connected, the second die joint face with the second fixed plate is connected.
The invention also provides a working method of the membrane internally cutting structure, which comprises the following steps:
s1, in a non-working state, after injection molding is completed, the outside exerts pressure on the film internally tangent structure at the moment, so that the elastic assembly generates elastic deformation, the first parting surface and the second parting surface are both in a mold closing state, and the first fixed mold bottom plate and the second fixed mold bottom plate are arranged in a contact manner;
s2, removing the pressure of the outside on the internally tangent structure of the film, driving the second fixed die bottom plate to move for a distance h2 towards the position far away from the first fixed die bottom plate through the resilience force of elastic deformation of the elastic component, driving the second parting surface to move for a distance h2 towards the initial position far away from the first parting surface, opening the die for the first parting surface h2, opening the first parting surface, and keeping the second parting surface in a die closing state;
s3, when the first parting surface is in an open die h2 state and the second parting surface is in a closed die state, the primary ejector pin plate drives the inner cutter of the die through the ejector rod of the cutter to move towards the direction of the joint of the glue inlet and the product for an ejection distance h1, and the glue inlet and the product are cut off and separated;
s4, the first parting surface is in a state of opening the die h2, the second parting surface is opened by opening the die, and the secondary ejection plate ejects the product to the flow channel through the mutual matching of the ejector rod of the push plate and the ejector pin to obtain the product.
Preferably, h2 is more than h 1.
The invention provides a membrane internally tangent structure and a working method thereof, which have the following beneficial effects:
1) the invention provides a film internally cutting structure and a working method thereof, wherein cutting processing is finished in a die, so that the smoothness and burr-free of a glue opening are ensured, manual cutting is not needed, the operation efficiency is improved, and the production cost is reduced;
2) the invention provides an in-mold cutter structure and a working method thereof, which can avoid the collision of an in-mold cutter head when a glue inlet and a product are cut off, protect the in-mold cutter head and prolong the service life of the in-mold cutter.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
It is understood that the present invention provides an endomembrane structure, as shown in fig. 1, in order to achieve the object of the present invention by some embodiments, including: first profile 1, second profile 2, first fixed plate 13 and second fixed plate 14, first profile 1 with second profile 2 is relative setting, first fixed plate 13 with second fixed plate 14 is relative setting, first profile 1 with first fixed plate 13 is connected, second profile 2 with second fixed plate 14 is connected, first fixed plate 13 with the holistic steadiness of membrane inscription structure has been improved in setting up of second fixed plate 14, first profile 1 includes: first cover half bottom plate 6, second cover half bottom plate 7, locating part 8 and elastic component 9, first cover half bottom plate 6 with second cover half bottom plate 7 is relative setting, locating part 8 with first cover half bottom plate 6 is connected, second cover half bottom plate 7 with elastic component 9 connects, second die joint 2 includes: the cutting device comprises an in-mold cutting knife 3, a cutting knife ejector rod 4, a primary ejector pin plate 5, a secondary ejector plate 10, a push plate ejector rod 11 and an ejector pin 12, wherein the in-mold cutting knife 3 is connected with the primary ejector pin plate 5 through the cutting knife ejector rod 4, the secondary ejector plate 10 is connected with the push plate ejector rod 11, and the secondary ejector plate 10 is connected with the ejector pin 12;
after injection molding is completed, the injection molding machine platform exerts pressure on the film inner cutting structure at the moment, so that the elastic assembly 9 of the film inner cutting structure is elastically deformed, the first fixed mold base plate 6 is in contact connection with the second fixed mold base plate 7, the first parting surface 1 and the second parting surface 2 are located at initial positions, and the first parting surface 1 and the second parting surface 2 are both in a mold closing state.
As shown in fig. 2, the present invention provides an endomembrane structure, comprising: first profile 1, second profile 2, first fixed plate 13 and second fixed plate 14, first profile 1 with second profile 2 is personally submitted relative setting, first fixed plate 13 with second fixed plate 14 is relative setting, first profile 1 with first fixed plate 13 is connected, second profile 2 with second fixed plate 14 is connected, first fixed plate 13 with the holistic steadiness of membrane inscribe structure has been improved in setting up of second fixed plate 14, first profile 1 includes: first cover half bottom plate 6, second cover half bottom plate 7, locating part 8 and elastic component 9, first cover half bottom plate 6 with second cover half bottom plate 7 is relative setting, locating part 8 with first cover half bottom plate 6 is connected, second cover half bottom plate 7 with elastic component 9 connects, second die joint 2 includes: the cutting device comprises an in-mold cutting knife 3, a cutting knife ejector rod 4, a primary ejector pin plate 5, a secondary ejector plate 10, a push plate ejector rod 11 and an ejector pin 12, wherein the in-mold cutting knife 3 is connected with the primary ejector pin plate 5 through the cutting knife ejector rod 4, the secondary ejector plate 10 is connected with the push plate ejector rod 11, and the secondary ejector plate 10 is connected with the ejector pin 12;
under operating condition and after removing the pressure that the injection molding machine platform cut the structure to the membrane, locating part 8 is right first cover half bottom plate 6's position is fixed, and first parting surface 1 initial position is fixed unchangeable, and elastic component 9 takes place elastic deformation's resilience force through self with second cover half bottom plate 7 towards keeping away from first cover half bottom plate 6's position operation h2 drives second parting surface 2 is towards keeping away from its initial position first parting surface 1's position working distance is h2 for first parting surface 1 is opened mould h2, and second parting surface 2 is in the closed mould state.
First profile 1 by the die sinking h2 time, first cover half bottom plate 6 with clearance height between the second cover half bottom plate 7 is h2, and clearance between first cover half bottom plate 6 and the second cover half bottom plate 7 will advance jiao kou and product and cut off the separation and give out the space through cutter 3 in the mould on next step, avoids the cutter head in the mould to collide with the cover half when cutting off, has protected cutter head in the mould, prolongs the life of cutter in the mould.
As shown in fig. 3, the present invention provides an endomembrane structure, comprising: first profile 1, second profile 2, first fixed plate 13 and second fixed plate 14, first profile 1 with second profile 2 is personally submitted relative setting, first fixed plate 13 with second fixed plate 14 is relative setting, first profile 1 with first fixed plate 13 is connected, second profile 2 with second fixed plate 14 is connected, first fixed plate 13 with the holistic steadiness of membrane inscribe structure has been improved in setting up of second fixed plate 14, first profile 1 includes: first cover half bottom plate 6, second cover half bottom plate 7, locating part 8 and elastic component 9, first cover half bottom plate 6 with second cover half bottom plate 7 is relative setting, locating part 8 with first cover half bottom plate 6 is connected, second cover half bottom plate 7 with elastic component 9 connects, second die joint 2 includes: the cutting device comprises an in-mold cutting knife 3, a cutting knife ejector rod 4, a primary ejector pin plate 5, a secondary ejector plate 10, a push plate ejector rod 11 and an ejector pin 12, wherein the in-mold cutting knife 3 is connected with the primary ejector pin plate 5 through the cutting knife ejector rod 4, the secondary ejector plate 10 is connected with the push plate ejector rod 11, and the secondary ejector plate 10 is connected with the ejector pin 12;
first parting surface 1 is under mould opening h2 state, and second die joint 2 is in under the closed mould state, advances to glue mouthful and product junction and is equipped with four interior cutters 3 of mould, once ejecting faller 5 drives four interior cutters 3 of mould through cutter ejector pin 4 towards advance to glue mouthful and product junction direction removal ejection distance be h1, will advance glue mouthful with the product cuts off the separation, h1 < h2 works as h1 < h2, 3 are ejecting to advancing glue mouthful and product junction cut off the separation and give out the space in the mould, avoid interior cutter 3 in the mould to die cutter head collision when cutting off, protected interior cutter head of mould, extension mould interior cutter's life.
As shown in fig. 4, the present invention provides an endomembrane structure, comprising: first profile 1, second profile 2, first fixed plate 13 and second fixed plate 14, first profile 1 with second profile 2 is personally submitted relative setting, first fixed plate 13 with second fixed plate 14 is relative setting, first profile 1 with first fixed plate 13 is connected, second profile 2 with second fixed plate 14 is connected, first fixed plate 13 with the holistic steadiness of membrane inscribe structure has been improved in setting up of second fixed plate 14, first profile 1 includes: first cover half bottom plate 6, second cover half bottom plate 7, locating part 8 and elastic component 9, first cover half bottom plate 6 with second cover half bottom plate 7 is relative setting, locating part 8 with first cover half bottom plate 6 is connected, second cover half bottom plate 7 with elastic component 9 connects, second die joint 2 includes: the cutting device comprises an in-mold cutting knife 3, a cutting knife ejector rod 4, a primary ejector pin plate 5, a secondary ejector plate 10, a push plate ejector rod 11 and an ejector pin 12, wherein the in-mold cutting knife 3 is connected with the primary ejector pin plate 5 through the cutting knife ejector rod 4, the secondary ejector plate 10 is connected with the push plate ejector rod 11, and the secondary ejector plate 10 is connected with the ejector pin 12;
when the glue inlet and the product are cut off and separated, the second parting surface 2 is opened by opening the mold, the first parting surface 1 is in the state of opening the mold h2, the second parting surface 2 is in the state of opening the mold, and the secondary ejection plate 10 ejects the product to the flow channel through the mutual matching of the ejector rod 11 of the push plate and the ejector pin 12, so as to obtain the product.
As shown in fig. 1 to 4, the present invention provides a working method of a membrane inscribing structure, comprising the following steps:
s1, in a non-working state, after injection molding is completed, the injection molding machine applies pressure to the die internal cutting structure, so that the elastic assembly 9 is elastically deformed, the first parting surface 1 and the second parting surface 2 are both in a die closing state, and the first fixed die bottom plate 6 is in contact with the second fixed die bottom plate 7;
s2, under the operating condition, removing the pressure of the injection molding machine to the mold internal cutting structure, making the running distance of the second fixed mold base plate 7 towards the position far away from the first fixed mold base plate 6 by the resilience force of the elastic deformation of the elastic component 9 be 2 mm, driving the running distance of the second parting surface 2 towards the initial position far away from the first parting surface 1 to be 2 mm, opening the mold for 2 mm for the first parting surface 1, opening the first parting surface 1, and making the second parting surface 2 in the mold closing state;
s3, when the first parting surface 1 is in a state of opening the mold by 2 mm, and the second parting surface 2 is in a state of closing the mold, the primary ejector pin plate 5 drives the in-mold cutter 3 to move towards the direction of the joint of the glue inlet and the product for an ejection distance of 1 mm through the cutter ejector rod 4, and the glue inlet and the product are cut off and separated;
and S4, when the first parting surface 1 is in a state of opening the mold by 2 mm, opening the second parting surface 2, and ejecting the product out of the flow channel by the secondary ejection plate 10 through the mutual matching of the ejector rod 11 of the ejector plate and the ejector pin 12 to obtain the product.
The invention provides a membrane internally tangent structure and a working method thereof, which have the following beneficial effects:
1) the invention provides a film internally cutting structure and a working method thereof, wherein cutting processing is finished in a die, so that the smoothness and burr-free of a glue opening are ensured, manual cutting is not needed, the operation efficiency is improved, and the production cost is reduced;
2) the invention provides an in-mold cutter structure and a working method thereof, which can avoid the collision of an in-mold cutter head when a glue inlet and a product are cut off, protect the in-mold cutter head and prolong the service life of the in-mold cutter.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all modifications and equivalents falling within the scope of the appended claims. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.