CN212528623U

CN212528623U - Double-layer external composite die

Info

Publication number: CN212528623U
Application number: CN202021510111.4U
Authority: CN
Inventors: 黄扣兵
Original assignee: Nine Delong Machinery Kunshan Co ltd
Current assignee: Nine Delong Machinery Kunshan Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-02-12
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses a double-layer die external composite die, which comprises an upper die and a lower die, wherein the lower end of the upper die is fixed with the lower die through a bolt, the left side of the upper die is provided with an upper aviation socket, the lower side of the upper aviation socket is provided with a lower aviation socket on the left side of the lower die, the double-layer die external composite die has the advantages that a double-channel sheet is adopted, heated material A and material B are respectively injected into die cavities of the upper die and the lower die through an upper feeding hole and a lower feeding hole, the material A and the material B are extruded in two independent channels, the material A and the material B can be extruded at two completely different temperatures, the thickness of the material A and the material B can be controlled independently and accurately through die lip adjusting pressure rods and flow blocking rods on the upper die and the lower die, the occupied space is small by adopting two independent channels of one set of dies, convenient operation, less labor and lower cost than two independent dies.

Description

Double-layer external composite die

Technical Field

The utility model belongs to the technical field of the mould is relevant, concretely relates to outer compound mould of double-deck mould.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. And performing injection processing through a double-layer mold outer composite mold.

The prior double-layer external composite die technology has the following problems: 1. the existing mould in the market adopts in-mould compounding, and the defect of in-mould compounding is that the thicknesses of an upper layer and a lower layer, namely the thicknesses of a material a and a material b, cannot be accurately controlled; 2, the A material and the B material are not made into thick plates and can only be made into thin sheets; 3. if two independent dies and independent modules are combined, the occupied space is particularly large, and the investment cost is high; 4. the operation is complex and the labor is large.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a double-layer mold external composite mold, which solves the problem 1 proposed in the background technology, the existing mold in the market adopts the in-mold composite, and the disadvantage of the in-mold composite is the thickness of the upper layer and the lower layer, namely the thickness of the material a and the material b can not be accurately controlled; 2, the A material and the B material are not made into thick plates and can only be made into thin sheets; 3. if two independent dies and independent modules are combined, the occupied space is particularly large, and the investment cost is high; 4. the operation is complex, and the labor is increased.

In order to achieve the above object, the utility model provides a following technical scheme:

the double-layer external composite die comprises an upper die and a lower die, wherein a lower die is fixed to the lower end of the upper die through a bolt, an upper aviation socket is arranged on the left side of the upper die, a lower aviation socket is arranged on the left side of the lower die below the upper aviation socket, an upper feeding hole is formed in the middle lower side of the upper die, a lower feeding hole is formed in the middle upper side of the lower die below the upper feeding hole, a die lip adjusting pressure rod is evenly connected to the upper end of the upper die through threads, a flow blocking rod is evenly arranged on the upper side of the upper die below the die lip adjusting pressure rod, temperature measuring holes are evenly formed in the upper side of the upper die below the flow blocking rod, a power plug is inserted into the lower end of the upper aviation socket, and a die side sealing plate is fixed to the left end of the upper die and the lower die through a bolt.

Preferably, the heating pipes are arranged inside the upper die and the lower die, and the upper aviation socket and the lower aviation socket are electrically connected with an external power supply through power plugs.

Preferably, the shapes of the inner flow passages of the upper die and the lower die are subjected to polishing and hard chromium plating treatment.

Preferably, the rear ends of the upper die and the lower die are provided with discharge ports, double-channel sheet discharge is adopted, and the temperature measuring holes are used for measuring the internal temperatures of the upper die and the lower die.

Preferably, the number of the die side sealing plates is two, the die side sealing plates are respectively arranged at the left end and the right end between the upper die and the lower die, and the heating pipes are arranged at the inner ends of the two die side sealing plates.

Preferably, the flow blocking rods, the temperature measuring holes and the die lip adjusting compression rods are arranged in two groups, the two groups of flow blocking rods, the two groups of temperature measuring holes and the two groups of die lip adjusting compression rods are respectively arranged on the upper die and the lower die, and the die lip adjusting compression rods and the flow blocking rods are used for adjusting the thickness of injection molding extrusion inside the upper die and the lower die and controlling the flow of extruded plastics.

Preferably, the upper die and the lower die are subjected to injection molding through an upper feeding hole and a lower feeding hole and are subjected to extrusion molding through two independent flow channels.

Compared with the prior art, the utility model provides an outer compound mould of double-deck mould possesses following beneficial effect:

the utility model discloses double-deck mould outer compound mould beneficial effect adopts the double-flow to say the piece, the die cavity of mould and bed die is poured into respectively into to A material and B material that will heat through last feed port and lower feed port, A material and B material carry out extrusion in two independent runners, and A material and B material also can extrude simultaneously at two completely different temperatures, die lip regulation depression bar and choked flow stick on through last mould and bed die are adjusted, make A material and B material thickness can independent accurate control thickness completely, through adopting two independent runners of one set of mould, it is little to have occupation space, high durability and convenient operation, the recruitment people are few, than adopting two independent mould advantage with low costs.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic view of a front view structure of a double-layer external composite mold provided by the present invention;

fig. 2 is a schematic top view of the double-layer external composite mold according to the present invention;

fig. 3 is a schematic side view of the double-layer external composite mold according to the present invention;

in the figure: 1. an upper feed hole; 2. an upper die; 3. a lower die; 4. a lower feed port; 5. a lower aviation socket; 6. an air-over socket; 7. a power plug; 8. a temperature measuring hole; 9. a flow-blocking rod; 10. a die lip adjusting pressure rod; 11. and (5) a die side sealing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution:

double-deck extramodular composite mold, including last mould 2 and bed die 3, the lower extreme bolt fastening of going up mould 2 has bed die 3, the left side of going up mould 2 is provided with air inlet 6, the below of going up air inlet 6 is provided with down air inlet 5 in the left side of bed die 3, the well downside of going up mould 2 is provided with feed opening 1, the middle and upper side that the below of going up feed opening 1 is located bed die 3 is provided with down feed opening 4, the even threaded connection of the upper end upside of going up mould 2 has die lip adjusting compression bar 10, the upside that the below of die lip adjusting compression bar 10 is located bed die 2 evenly is provided with choked flow stick 9, the upside that the below of choked flow stick 9 is located bed die 2 evenly is provided with temperature measurement hole 8, power plug 7 has been pegged graft to the lower extreme of going up air inlet 6, left end bolt fastening has mould side seal board 11 between last mould 2 and the bed die 3.

Double-deck outer compound mould of mould, the inside including last mould 2 and bed die 3 is provided with the heating pipe, go up aviation socket 6 and down aviation socket 5 and link to each other with the external power electrical property through power plug 7, it handles to go up

mould

2 and 3 inside runners appearance of bed die through the hard chromium of polishing, handle arrangement life through the hard chromium of polishing, the rear end of going up mould 2 and bed die 3 is provided with the discharge gate, adopt the double-flow way to go out the piece, temperature measurement hole 8 is used for measuring the inside temperature of mould 2 and bed die 3, mould side seal board 11 is provided with two altogether, and two mould side seal boards 11 install the end about between last mould 2 and bed die 3 respectively, and the heating pipe is installed to two 11 inner mould side seal boards.

Double-deck outer compound mould of mould, including choked flow stick 9, temperature measurement hole 8 and die lip regulation depression bar 10 are provided with two sets ofly altogether, and two sets of choked flow sticks 9, temperature measurement hole 8 and die lip regulation depression bar 10 are installed respectively on last mould 2 and bed die 3, die lip regulation depression bar 10 and choked flow stick 9 are used for adjusting 2 and 3 inside extruded thickness and the control extrusion plastics of moulding plastics of bed die and flow, it moulds plastics through last feed port 1 and lower feed port 4 with bed die 3 to go up mould 2, carry out extrusion through two independent runners.

The utility model discloses a theory of operation and use flow: the utility model discloses install the back, the extrusion work of moulding plastics is carried out to double-deck outer compound die utensil, at first will go up aviation socket 6 and aviation socket 5 down and be connected with power plug 7 and carry out the circular telegram, feed port 1 and lower feed port 4 are gone into the die cavity of mould 2 and bed die 3 with the A material and the B material of heating respectively in on the rethread, carry out extrusion through two independent runners, and in extrusion process top die utensil 2, bed die 3 and 11 inside heating pipes of mould side shrouding begin to heat the plastics cooling when preventing the extrusion of moulding plastics, mould lip regulating pressure pole 10 and choked flow stick 9 on rethread top die utensil 2 and the bed die 3, it moulds plastics extruded thickness and control extrusion plastics flow to adjust

top die utensil

2 and 3 inside die cavities of bed die, make fashioned A material plastics thick plate and B material plastics thick plate discharge from two discharge gates respectively.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Compound mould outside double-deck mould, including last mould (2) and bed die (3), its characterized in that: a lower die (3) is fixed at the lower end of the upper die (2) through a bolt, an upper aviation socket (6) is arranged on the left side of the upper die (2), a lower aviation socket (5) is arranged below the upper aviation socket (6) and on the left side of the lower die (3), an upper feeding hole (1) is arranged on the lower middle side of the upper die (2), a lower feeding hole (4) is arranged on the lower middle side of the upper feeding hole (1) and on the upper middle side of the lower die (3), a die lip adjusting compression bar (10) is uniformly in threaded connection with the upper end upper side of the upper die (2), choke bars (9) are uniformly arranged on the upper side of the upper die (2) below the die lip adjusting compression bar (10), temperature measuring holes (8) are uniformly arranged on the upper side of the upper die (2) below the choke bars (9), and a power plug (7) is inserted into the lower end of the upper aviation socket (6), and a die side sealing plate (11) is fixed between the upper die (2) and the lower die (3) by a left end bolt.

2. The dual layer overmold composite mold of claim 1, wherein: the heating pipe is arranged inside the upper die (2) and the lower die (3), and the upper aviation socket (6) and the lower aviation socket (5) are electrically connected with an external power supply through a power plug (7).

3. The dual layer overmold composite mold of claim 1, wherein: the shapes of the inner flow passages of the upper die (2) and the lower die (3) are processed by polishing and hard chromium plating.

4. The dual layer overmold composite mold of claim 1, wherein: the rear ends of the upper die (2) and the lower die (3) are provided with discharge ports, double-channel sheet discharge is adopted, and the temperature measuring holes (8) are used for measuring the internal temperatures of the upper die (2) and the lower die (3).

5. The dual layer overmold composite mold of claim 1, wherein: the die side sealing plates (11) are arranged two and two, the die side sealing plates (11) are respectively arranged at the left end and the right end between the upper die (2) and the lower die (3), and the heating pipes are arranged at the inner ends of the two die side sealing plates (11).

6. The dual layer overmold composite mold of claim 1, wherein: the flow blocking rod (9), the temperature measuring hole (8) and the die lip adjusting compression rod (10) are arranged in two groups, the flow blocking rod (9), the temperature measuring hole (8) and the die lip adjusting compression rod (10) are arranged on the upper die (2) and the lower die (3) respectively, and the die lip adjusting compression rod (10) and the flow blocking rod (9) are used for adjusting the thickness of injection molding extrusion inside the upper die (2) and the lower die (3) and controlling the flow of extrusion plastics.

7. The dual layer overmold composite mold of claim 1, wherein: the upper die (2) and the lower die (3) are subjected to injection molding through the upper feeding hole (1) and the lower feeding hole (4), and are subjected to extrusion molding through two independent flow channels.