CN211566755U

CN211566755U - Accurate long-life sealing die plastic shell structure

Info

Publication number: CN211566755U
Application number: CN201921666162.3U
Authority: CN
Inventors: 张怀西
Original assignee: Shenzhen Xingxinhai Technology Co ltd
Current assignee: Shenzhen Xingxinhai Technology Co ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-09-25
Anticipated expiration: 2029-09-29

Abstract

The utility model discloses an accurate long-life sealing die plastic shell structure mainly includes frame, heat conduction frame, assembly frame, bottom plate, crosses gas head and guide arm, the inboard edge fixed mounting of frame has the guide pin bushing that the opening is decurrent, the inboard middle part fixed mounting of frame has the heat conduction frame that the opening is decurrent, and the inboard upper portion of heat conduction frame is coiled and is installed the heat pipe, the inboard edge fixed mounting of heat conduction frame has the assembly seat that the symmetry set up, the assembly frame is installed in the inboard grafting of heat conduction frame. The utility model has reasonable structural design, reasonable demoulding structure position and high demoulding success rate, avoids the adhesion of products and moulds and ensures the processing efficiency; and when the die is machined, the heat exchange efficiency of the die is good, the cooling time is short, the die assembly guiding fault tolerance is high, the demolding resistance is small, and the assembly life between the die and the connecting piece is ensured.

Description

Accurate long-life sealing die plastic shell structure

Technical Field

The utility model relates to a mould specifically is an accurate long-life sealing die plastic shell structure.

Background

The injection mold is divided into a thermosetting plastic mold and a thermoplastic plastic mold according to the molding characteristics; according to the forming process, the method is divided into a transfer mold, a blow mold, a cast mold, a hot forming mold, a hot pressing mold (compression mold), an injection mold and the like, wherein the hot pressing mold can be divided into a flash type, a semi-flash type and a non-flash type by a flash mode, and the injection mold can be divided into a cold runner mold and a hot runner mold by a pouring system; the device can be divided into a movable type and a fixed type according to the loading and unloading mode.

The existing rubber injection mold has a simple and crude demolding structure, is difficult to demold, can cause adhesion between a product and the mold, needs manual treatment, has poor safety and influences the processing efficiency; and when in processing, the heat exchange efficiency of the die is poor, the cooling time is long, the fault tolerance of die assembly guiding is poor, the demoulding resistance is large, the die is used for a long time, and the assembly service life between the die and the connecting piece is influenced.

Disclosure of Invention

An object of the utility model is to provide an accurate long-life sealing die plastic shell structure to solve the problem that proposes among the above-mentioned background art.

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

a precise long-life sealing die plastic shell structure mainly comprises an outer frame, a heat conducting frame, an assembling frame, a bottom plate, a gas passing head and a guide rod, wherein a guide sleeve with a downward opening is fixedly arranged at the inner side edge of the outer frame, the heat conducting frame with a downward opening is fixedly arranged at the middle part of the inner side of the outer frame, a heat conducting pipe is wound and arranged at the upper part of the inner side of the heat conducting frame, assembling seats which are symmetrically arranged are fixedly arranged at the inner side edge of the heat conducting frame, the assembling frame is inserted and arranged at the inner side of the heat conducting frame, the assembling frame is screwed with the assembling seats through countersunk head bolts, ejector rods which are bilaterally symmetrical are slidably arranged at the inner side edge of the assembling frame, a bracket is fixedly arranged at the lower side wall of the ejector rod, a spring is sleeved and arranged at the upper part of the, a push rod is fixedly arranged on the side wall of the bottom end of the cross rod, which is far away from the ejector rod, a female die is assembled and arranged on the inner side of the assembling frame, and a through hole matched with the push rod is formed in the top end of the female die; the utility model discloses a bottom plate, including bottom plate, guide pin, well pipe, side pipe, terrace die, bottom plate top edge fixed mounting has the guide arm, and the guide arm is pegged graft and is assembled inside the guide pin bushing, bottom plate top middle part fixed mounting has the terrace die, the bottom plate middle part is run through and is installed well pipe, and the inboard fixed mounting in well pipe upper portion has the head of breathing out, the bottom plate left part is run through and is installed the side pipe, and the inboard fixed mounting of side pipe has.

As a further aspect of the present invention: the gas head mainly comprises a plug, a compression spring, an electromagnet and a seal sleeve, the outer wall of the seal sleeve is fixedly connected with the inner wall of the middle pipe, the electromagnet is fixedly mounted at the middle part of the inner side of the seal sleeve, the compression spring is fixedly mounted at the top end of the electromagnet, the plug is fixedly mounted at the top end of the compression spring, the outer wall of the top end of the plug is in close contact with the inner wall of the top end of the seal sleeve, the seal sleeve is in assembly connection with an external bidirectional air pump through a pipeline, and the.

As a further aspect of the present invention: the fin that heat conduction frame top inner wall fixed mounting had the equidistance to arrange, side inner wall fixed mounting has the lateral plate that the symmetry set up about the heat conduction frame, the assembly frame outside seted up with fin and lateral plate complex recess.

As a further aspect of the present invention: the heat conduction pipe is fixedly communicated with external water supply equipment.

As a further aspect of the present invention: the feeding head is fixedly communicated with external feeding equipment.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model has reasonable structural design, reasonable demoulding structure position and high demoulding success rate, avoids the adhesion of products and moulds and ensures the processing efficiency; and when the die is machined, the heat exchange efficiency of the die is good, the cooling time is short, the die assembly guiding fault tolerance is high, the demolding resistance is small, and the assembly life between the die and the connecting piece is ensured.

Drawings

Fig. 1 is a schematic structural diagram of a plastic housing structure of a precision long-life sealing mold.

Fig. 2 is a schematic structural view of a bottom view angle between an outer frame and a heat conducting frame in a precise long-life sealing mold plastic housing structure.

Fig. 3 is a schematic structural diagram at a in fig. 1.

Fig. 4 is a schematic structural diagram at B in fig. 1.

Fig. 5 is a schematic structural diagram at C in fig. 3.

In the figure: the device comprises an outer frame 1, a support 2, a guide sleeve 3, a heat conduction pipe 4, a cross rod 5, fins 6, a male die 7, a heat conduction frame 8, an assembly frame 9, a female die 10, a bottom plate 11, a guide rod 12, a middle pipe 13, a push rod 14, a feeding head 15, a side pipe 16, an assembly seat 17, a side piece 18, a push rod 19, a spring 20, a plug 21, a compression spring 22, an electromagnet 23 and a sealing sleeve 24.

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 is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. 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 to 5, in the embodiment of the present invention, an accurate long-life sealing mold plastic housing structure mainly includes an outer frame 1, a heat conducting frame 8, an assembling frame 9, a bottom plate 11, a gas passing head and a guide rod 12, wherein a guide sleeve 3 with a downward opening is fixedly installed at an inner side edge of the outer frame 1, the heat conducting frame 8 with a downward opening is fixedly installed at a middle portion of an inner side of the outer frame 1, a heat conducting pipe 4 is coiled at an upper portion of an inner side of the heat conducting frame 8, symmetrically arranged assembling seats 17 are fixedly installed at an inner side edge of the heat conducting frame 8, the assembling frame 9 is inserted and installed at an inner side of the heat conducting frame 8, the assembling frame 9 is screwed with the assembling seats 17 through a countersunk bolt, bilaterally symmetrical ejector rods 14 are slidably installed at an inner side edge of the assembling frame 9, a support 2 is fixedly installed at a side wall of a lower, the side wall of the top end of the spring 20 is in close contact with the inner wall of the assembly frame 9 at the slot, the top end of the ejector rod 14 is fixedly provided with a cross rod 5, the side wall of the bottom end of the cross rod 5 far away from the ejector rod 14 is fixedly provided with a push rod 19, the inner side of the assembly frame 9 is assembled and provided with a female die 10, and the top end of the female die 10 is provided with a through hole matched with the push rod 19; 11 top edge fixed mounting of bottom plate has guide arm 12, and guide arm 12 is pegged graft and is assembled inside guide pin bushing 3, 11 top middle part fixed mounting of bottom plate has terrace die 7, 11 middle parts of bottom plate run through and install well pipe 13, the inboard fixed mounting in well pipe 13 upper portion has the head of crossing gas, 11 left parts of bottom plate run through and install side pipe 16, the inboard fixed mounting of side pipe 16 has feed block 15, terrace die 7 is inside seted up with well pipe 13 and side pipe 16 complex jack.

The air passing head mainly comprises a plug 21, a compression spring 22, an electromagnet 23 and a sealing sleeve 24, the outer wall of the sealing sleeve 24 is fixedly connected with the inner wall of the middle pipe 13, the electromagnet 23 is fixedly mounted in the middle of the inner side of the sealing sleeve 24, the compression spring 22 is fixedly mounted at the top end of the electromagnet 23, the plug 21 is fixedly mounted at the top end of the compression spring 22, the outer wall of the top end of the plug 21 is in close contact with the inner wall of the top end of the sealing sleeve 24, the sealing sleeve 24 is in assembly connection with an external bidirectional air pump through a pipeline, and the electromagnet.

8 top inner wall fixed mounting of heat conduction frame has fin 6 that the equidistance was arranged, side inner wall fixed mounting has lateral plate 18 that the symmetry set up about heat conduction frame 8, assembly frame 9 outside seted up with fin 6 and lateral plate 18 complex recess.

The heat conduction pipe 4 is fixedly communicated with an external water supply device.

The feeding head 15 is fixedly communicated with external feeding equipment.

The utility model discloses a theory of operation is:

the utility model relates to a precise long-life sealing mould plastic shell structure, when in use, a bottom plate 11 is fixed through a bolt, an outer frame 1 is connected with external hydraulic driving equipment through the bolt, then the hydraulic equipment extends to press the outer frame 1 downwards, a guide sleeve 3 and a guide rod 12 are mutually matched, the opening at the lower part of the guide sleeve 3 is large, the diameter of the upper part of the guide rod 12 is small, slight dislocation during splicing can not cause the phenomenon that splicing can not be finished, and the conical inner shape is small, when in demoulding, the separated friction force is small, the mold splitting resistance is small, and after the mould assembly is finished, an electromagnet 23 is electrified through an external control switch, a plug 21 is sucked downwards to compress a compression spring 22, at the moment, a sealing sleeve 24 is conducted with an injection molding cavity between a female die 10 and a male die 7, the injection molding cavity is vacuumized through a hollow sealing sleeve 24 through an external bidirectional pump, and a mandril 14, compressing a spring 20, wherein the bottom end of a push rod 19 is parallel and level with the inner wall of the top end of a female die 10 at the moment, so as to ensure that the sealing is parallel and level with the surface of the female die 10, then powering off an electromagnet 23, a compression spring 22 compresses a plug 21 at the opening position of a sealing sleeve 24, sealing an injection molding cavity, then supplying material to a die through a material supply head 15 by external feeding equipment, ensuring sufficient material supply by a vacuum injection molding cavity, avoiding a cavity in a finished product, then providing flowing cold water for a heat conduction pipe 4 through external water supply equipment, taking away the heat of the die, improving the contact surface area and accelerating the speed of heat conduction by arranging a fin 6 and a side sheet 18, after molding, sucking the plug 21 downwards by the electromagnet 23 by a box, supplying air to a gap between a male die 7 and a product through an external bidirectional air pump, separating the product from the outer wall of the male die 7, so that the product, the outer frame 1 is lifted, the support 2 is pressed downwards by the spring 20, the push rod 19 is pressed downwards by the push rod 14, the product is pressed downwards by the push rod 19 and separated from the female die 10, and the position of the push rod 19 is positioned at the side wall where the product is adhered to the female die 10, and the stress is the largest at the position, so that the push rod 19 is arranged at the secondary position, the demolding success rate can be ensured, the rubber injection mold is reasonable in demolding structure position and high in demolding success rate, the product is prevented from being adhered to the mold, and the processing efficiency is ensured; and when the die is machined, the heat exchange efficiency of the die is good, the cooling time is short, the die assembly guiding fault tolerance is high, the demolding resistance is small, and the assembly life between the die and the connecting piece is ensured.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a sealed mould plastic shell structure of accurate long-life, mainly includes frame (1), heat conduction frame (8), assembly frame (9), bottom plate (11), crosses gas head and guide arm (12), its characterized in that, frame (1) inboard edge fixed mounting has guide pin bushing (3) that the opening is decurrent, frame (1) inboard middle part fixed mounting has heat conduction frame (8) that the opening is decurrent, and the coiling of heat conduction frame (8) inboard upper portion installs heat pipe (4), heat conduction frame (8) inboard edge fixed mounting has assembly seat (17) that the symmetry set up, assembly frame (9) are installed to heat conduction frame (8) inboard grafting, and assembly frame (9) connect soon with assembly seat (17) through the countersunk bolt, assembly frame (9) inboard edge slidable mounting has bilateral symmetry's ejector pin (14), and ejector pin (14) lower part lateral wall fixed mounting has support (2), the upper portion of the support (2) is sleeved with a spring (20), a slot matched with the support (2) is formed in the inner side of the assembly frame (9), the side wall of the top end of the spring (20) is in close contact with the inner wall, located at the slot, of the assembly frame (9), a cross rod (5) is fixedly installed at the top end of the ejector rod (14), a push rod (19) is fixedly installed on the side wall, away from the ejector rod (14), of the bottom end of the cross rod (5), a concave die (10) is assembled and installed on the inner side of the assembly frame (9), and a through hole matched with the push rod (19) is; bottom plate (11) top edge fixed mounting has guide arm (12), and guide arm (12) are pegged graft and are assembled inside guide pin bushing (3), bottom plate (11) top middle part fixed mounting has terrace die (7), bottom plate (11) middle part is run through and is installed well pipe (13), and well pipe (13) upper portion inboard fixed mounting has the head of breathing in, bottom plate (11) left part is run through and is installed side tube (16), and side tube (16) inboard fixed mounting has supplies stub bar (15), terrace die (7) inside seted up with well pipe (13) and side tube (16) complex jack.

2. The precise long-life sealing mold plastic shell structure as claimed in claim 1, wherein the gas passing head mainly comprises a plug (21), a compression spring (22), an electromagnet (23) and a sealing sleeve (24), the outer wall of the sealing sleeve (24) is fixedly connected with the inner wall of the middle pipe (13), the electromagnet (23) is fixedly installed in the middle of the inner side of the sealing sleeve (24), the compression spring (22) is fixedly installed at the top end of the electromagnet (23), the plug (21) is fixedly installed at the top end of the compression spring (22), the outer wall of the top end of the plug (21) is in tight contact with the inner wall of the top end of the sealing sleeve (24), the sealing sleeve (24) is assembled and connected with an external bidirectional air pump through a pipeline, and the electromagnet (23) is electrically.

3. The precise long-life sealing mold plastic shell structure as claimed in claim 1, wherein the heat conducting frame (8) is fixedly provided with fins (6) arranged at equal intervals on the top inner wall, the heat conducting frame (8) is fixedly provided with side plates (18) symmetrically arranged on the left and right inner walls, and the assembling frame (9) is externally provided with grooves matched with the fins (6) and the side plates (18).

4. The plastic housing structure of the precise long-life sealing mold according to claim 1, wherein the heat conducting pipe (4) is fixedly communicated with an external water supply device.

5. The precise long-life sealing mold plastic housing structure as recited in claim 1, characterized in that said feeding head (15) is in fixed communication with an external feeding device.