CN210820610U

CN210820610U - High-speed injection mold

Info

Publication number: CN210820610U
Application number: CN201920818856.8U
Authority: CN
Inventors: 袁志龙
Original assignee: Kunshan Haojiade Precision Mould Co ltd
Current assignee: Kunshan Haojiade Precision Mould Co ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-06-23
Anticipated expiration: 2029-05-31

Abstract

The utility model discloses a high-speed injection mold, mainly comprising a bottom plate, an outer frame, a limit frame, an upper mold core and a lower mold core, wherein the side wall of the edge of the top end of the bottom plate is fixedly provided with a guide sleeve through a bolt, the side wall of the middle part of the top end of the bottom plate is fixedly provided with the outer frame through a bolt, the inner side of the outer frame is provided with the lower mold core through a bolt assembly, the outer wall of the middle part of the left side of the outer frame is provided with an assembly port; and the outer wall of the right return header part of the limiting frame is provided with an air outlet assembly port. The utility model has reasonable structural design, and in the injection molding processing of the automobile parts, the device has better demolding capacity and rapid demolding operation, adopts step-by-step demolding, avoids overlarge contact area when separating once, and ensures the quality of finished products; when the injection molding is carried out, the number of finished products in single injection molding is large, the exhaust is thorough, the phenomenon of air bubbles in the finished products is avoided, the use efficiency is high, and the finished product ratio is ideal.

Description

High-speed injection mold

Technical Field

The utility model relates to an injection mold specifically is a high-speed injection mold.

Background

The mould is a mould and a tool for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production, and the blank is a tool for making a finished piece with a specific shape and size under the action of external force. The die has a specific contour or inner cavity shape, the blank can be separated (blanked) according to the contour shape by applying the contour shape with the cutting edge, and the blank can obtain a corresponding three-dimensional shape by applying the inner cavity shape.

In the existing injection molding processing of tubular automobile parts, the device has insufficient demolding capacity, complicated demolding operation and large contact area with a mold, and once the shape and the demolding position of the mold are unreasonable, the quality of a finished product is influenced; and when carrying out the injection molding, the finished product quantity of once moulding plastics is too little, because the leakproofness of device, exists the exhaust thoroughly, has the phenomenon of bubble in the finished product, and availability factor and finished product rate are poor.

Disclosure of Invention

An object of the utility model is to provide a high-speed injection mold 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 high-speed injection mold mainly comprises a bottom plate, an outer frame, a limiting frame, an upper mold core and a lower mold core, wherein a guide sleeve is fixedly installed on the side wall of the edge of the top end of the bottom plate through a bolt; spacing frame right side returns the assembly portion outer wall and has seted up the assembly mouth of giving vent to anger, the inner wall fixed mounting that spacing frame is located assembly mouth department of giving vent to anger has the gas head, there is the crown plate spacing frame middle part outer wall through bolt fixed mounting, and crown plate top edge lateral wall fixed mounting has the assembly plate that the symmetry set up, crown plate bottom edge lateral wall fixed mounting has the friction bar, friction bar and guide pin bushing sliding connection, spacing frame inboard has last mould benevolence through bolt fixed mounting, frame top appearance is pegged graft with spacing frame bottom appearance cooperation.

As a further aspect of the present invention: go up the mould benevolence and mainly include outlet duct, cooling chamber, go up the mould wall, go up mould chamber and well protruding core, go up mould wall bottom middle part and seted up the mould chamber, the outer wall that goes up mould wall bottom position in last mould chamber middle part is provided with well protruding core, go up mould wall and well protruding core inboard and seted up snakelike cooling chamber, the cooling chamber both ends all are located mould wall top lateral wall department, go up mould wall right part inboard and seted up the outlet duct, the outlet duct switches on with the assembly of giving vent to anger head.

As a further aspect of the present invention: lower mould benevolence mainly includes spring, slide bar, link board, die cavity, pushing head, lower mould wall, the protruding core of side and punishment in advance mouth, the slide bar that the inboard lower part slidable mounting of lower mould wall had the equidistance to be arranged, and there is link board slide bar bottom through bolt fixed mounting, and link board bottom edge lateral wall fixed mounting has the spring, spring bottom in close contact with bottom plate top lateral wall, there is the pushing head slide bar top through bolt assembly mounting, die cavity has been seted up on the inboard upper portion of lower mould wall, the pushing head is located inside the lower mould cavity, outer wall and lower die cavity inner wall sliding contact push head edge, lower mould wall top is located lower mould cavity edge and is provided with the protruding core of side, and the material mouth has been seted up at side protruding core top middle part, lower mould wall left side inside seted up.

As a further aspect of the present invention: the cooling cavity is assembled and conducted with external circulating water supply equipment through a pipeline, the assembling plate is assembled and connected with external driving equipment through bolts, and the external driving equipment can adopt a servo hydraulic cylinder.

As a further aspect of the present invention: the feeding head is assembled and conducted with external feeding equipment through a pipeline, the external feeding equipment adopts active driving feeding equipment, and the air outlet head is assembled and conducted with external vacuum equipment through a pipeline.

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

the utility model has reasonable structural design, and in the injection molding processing of the automobile parts, the device has better demolding capacity and rapid demolding operation, adopts step-by-step demolding, avoids overlarge contact area when separating once, and ensures the quality of finished products; when the injection molding is carried out, the number of finished products in single injection molding is large, the exhaust is thorough, the phenomenon of air bubbles in the finished products is avoided, the use efficiency is high, and the finished product ratio is ideal.

Drawings

Fig. 1 is a schematic structural view of a high-speed injection mold.

Fig. 2 is a schematic structural view of the inside of the high-speed injection mold.

FIG. 3 is a schematic structural view of an upper mold in a high-speed injection mold viewed from the bottom.

FIG. 4 is a schematic view of a top view of a lower mold of a high-speed injection mold.

Fig. 5 is an enlarged schematic view of the lower left portion of fig. 2.

In the figure: the device comprises a bottom plate 1, a spring 2, a slide rod 3, a connecting plate 4, a lower die cavity 5, a push head 6, a lower die wall 7, a guide sleeve 8, a ring plate 9, an air outlet head 10, an air outlet pipe 11, a material passing port 12, a cooling cavity 13, an upper die wall 14, an upper die cavity 15, a side convex core 16, a sliding connection rod 17, a feeding head 18, an outer frame 19, a limiting frame 20, an assembling plate 21 and a middle convex core 22.

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 an embodiment of the present invention, a high-speed injection mold mainly includes a bottom plate 1, an outer frame 19, a limiting frame 20, an upper mold core and a lower mold core, wherein a guide sleeve 8 is fixedly installed on a side wall at a top end edge of the bottom plate 1 through a bolt, the outer frame 19 is fixedly installed on a side wall at a middle portion of the top end of the bottom plate 1 through a bolt, the lower mold core is assembled and installed on an inner side of the outer frame 19 through a bolt, an assembly opening is formed in an outer wall of the middle portion of a left side of the outer frame 19; spacing frame 20 right side returns the assembly portion outer wall and has seted up the assembly mouth of giving vent to anger, the inner wall fixed mounting that spacing frame 20 is located assembly mouth department of giving vent to anger has a gas outlet head 10, there is crown plate 9 at spacing frame 20 middle part outer wall through bolt fixed mounting, and crown plate 9 top edge lateral wall fixed mounting has the assembly plate 21 that the symmetry set up, 9 bottom edge lateral wall fixed mounting of crown plate has sliding connection pole 17, sliding

connection pole

17 and 8 sliding connection of guide pin bushing, 20 inboard bolt fixed mounting that pass through of spacing frame has last mould benevolence, 19 top appearances of frame are pegged graft with 20 bottom appearance cooperations of spacing frame.

Go up the mould benevolence and mainly include outlet duct 11, cooling chamber 13, go up mould wall 14, go up mould chamber 15 and well protruding core 22, go up 14 bottom middle parts of mould wall and seted up mould chamber 15, the outer wall that goes up 14 bottom of mould wall and lie in mould chamber 15 middle parts is provided with well protruding core 22, go up mould wall 14 and well protruding core inboard and seted up snakelike cooling chamber 13, cooling chamber 13 both ends all are located 14 top lateral walls departments of last mould wall, go up 14 right parts inboard of mould wall and seted up outlet duct 11, outlet duct 11 and the assembly of giving vent to anger head 10 switch on.

The lower die core mainly comprises a spring 2, a slide bar 3, a connecting plate 4, a lower die cavity 5, a push head 6, a lower die wall 7, a side convex core 16 and a material passing opening 12, the lower part of the inner side of the lower die wall 7 is slidably provided with slide bars 3 which are arranged at equal intervals, the bottom ends of the slide bars 3 are fixedly provided with connecting plates 4 through bolts, the side wall at the bottom edge of the connecting plate 4 is fixedly provided with springs 2, the bottom ends of the springs 2 are tightly contacted with the side wall at the top end of the bottom plate 1, the top end of the slide bar 3 is provided with a push head 6 through a bolt, the upper part of the inner side of the lower die wall 7 is provided with a lower die cavity 5, the push head 6 is positioned in the lower die cavity 5, the outer wall of the edge of the push head 6 is in sliding contact with the inner wall of the lower die cavity 5, the top end of the lower die wall 7 is located at the edge of the lower die cavity 5 and is provided with a side convex core 16, the middle of the top end of the side convex core 16 is provided with a material passing hole 12, and a through hole matched with the feeding head 18 is formed in the left side of the lower die wall 7.

The cooling cavity 13 is assembled and communicated with external circulating water supply equipment through a pipeline, the assembling plate 21 is assembled and connected with external driving equipment through bolts, and the external driving equipment can adopt a servo hydraulic cylinder.

The feeding head 18 is assembled and communicated with external feeding equipment through a pipeline, the external feeding equipment adopts active driving feeding equipment, and the gas outlet head 10 is assembled and communicated with external vacuum equipment through a pipeline.

The utility model discloses a theory of operation is:

the utility model relates to a high-speed injection mold, when in use, an external driving device drives a ring plate 9 to move downwards, a sliding connecting rod 17 is matched with a guide sleeve 8 to guide an upper mold core, an upper mold cavity 15 and a lower mold cavity 5 are sealed to form a complete injection molding cavity, a middle convex core 22 presses a push head 6 downwards at the moment, a spring 2 is in a compression state, the push head 6 is matched with the inner wall of a lower mold wall 7 with high precision, a gap is ensured to be between 1 wire and 2 wires, the material is prevented from flowing out through the gap between the upper mold cavity and the lower mold cavity when in injection molding, a side convex core 16 is inserted into the upper mold cavity 5 at the moment, the top side wall of the side convex core 16 is in close contact with the inner wall of the upper mold wall 14 at the upper mold cavity 15, the side convex core 16 is matched with the middle convex core 22 to separate the upper mold cavity 15 and the lower mold cavity 5 into four hollow cylindrical mold cavities, the upper mold cavity and the lower mold cavity are mutually conducted through a material, the re-feeding head 18 is used for filling the injection molding cavity with raw materials, the gas content of the injection molding cavity after air exhaust is low, bubbles are not easy to generate, after the raw materials are filled, circulating cooling media are injected into the cooling cavity 13, the heat of the mold is quickly taken away, and the snakelike cavity is arranged, so that the contact time and the contact area of the cooling media and the injection mold are improved, the cooling efficiency is improved, the injection molding is accelerated, after the injection molding is finished, the ring plate 9 is driven by external driving equipment to move upwards to separate the upper mold core from the lower mold core, because the cooling is carried out at the upper mold core, the raw materials at the upper mold core shrink is obvious, particularly, the inner wall of a finished product with difficult demolding is provided, the part of the outer wall of the product, which is adhered to the upper mold core, can be directly moved upwards to complete the demolding of the upper half part and the inner wall of the finished product, the finished product is integrally ejected out of the lower die core to complete the demoulding, in the injection moulding processing of the automobile part, the demoulding capability of the device is better, the demoulding operation is quick, and the step-by-step demoulding is adopted, so that the overlarge contact area during one-time separation is avoided, and the quality of the finished product is ensured; when the injection molding is carried out, the number of finished products in single injection molding is large, the exhaust is thorough, the phenomenon of air bubbles in the finished products is avoided, the use efficiency is high, and the finished product ratio is ideal.

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. A high-speed injection mold mainly comprises a bottom plate (1), an outer frame (19), a limiting frame (20), an upper mold core and a lower mold core, and is characterized in that a guide sleeve (8) is fixedly installed on the side wall of the edge of the top end of the bottom plate (1) through a bolt, the outer frame (19) is fixedly installed on the side wall of the middle of the top end of the bottom plate (1) through a bolt, the lower mold core is assembled and installed on the inner side of the outer frame (19) through a bolt, an assembly opening is formed in the outer wall of the middle of the left side of the outer frame (19), and a feeding head (; spacing frame (20) right side is returned the headquarters outer wall and has been seted up the assembly hole of giving vent to anger, the inner wall fixed mounting that spacing frame (20) are located the assembly hole department of giving vent to anger has gas outlet head (10), spacing frame (20) middle part outer wall has crown plate (9) through bolt fixed mounting, crown plate (9) top edge lateral wall fixed mounting has assembly plate (21) that the symmetry set up, crown plate (9) bottom edge lateral wall fixed mounting has sliding connection pole (17), sliding connection pole (17) and guide pin bushing (8) sliding connection, spacing frame (20) inboard has last mould benevolence through bolt fixed mounting, frame (19) top appearance is pegged graft with spacing frame (20) bottom appearance cooperation.

2. The high-speed injection mold according to claim 1, wherein the upper mold core mainly comprises an air outlet pipe (11), a cooling cavity (13), an upper mold wall (14), an upper mold cavity (15) and a middle convex core (22), the middle of the bottom end of the upper mold wall (14) is provided with the upper mold cavity (15), the outer wall of the bottom end of the upper mold wall (14) located in the middle of the upper mold cavity (15) is provided with the middle convex core (22), the inner sides of the upper mold wall (14) and the middle convex core are provided with the serpentine cooling cavity (13), two ends of the cooling cavity (13) are both located at the top side wall of the upper mold wall (14), the inner side of the right part of the upper mold wall (14) is provided with the air outlet pipe (11), and the air outlet pipe (11) is.

3. The high-speed injection mold according to claim 1, wherein the lower mold core mainly comprises a spring (2), slide bars (3), a connecting plate (4), a lower mold cavity (5), a push head (6), a lower mold wall (7), a side convex core (16) and a material passing port (12), the slide bars (3) are arranged at equal intervals and are slidably mounted at the lower part of the inner side of the lower mold wall (7), the connecting plate (4) is fixedly mounted at the bottom end of the slide bars (3) through bolts, the spring (2) is fixedly mounted at the side wall at the edge of the bottom end of the connecting plate (4), the bottom end of the spring (2) is closely contacted with the side wall at the top end of the bottom plate (1), the push head (6) is assembled and mounted at the top end of the slide bars (3) through bolts, the lower mold cavity (5) is arranged at the upper part of the inner side of the lower mold wall (7), the push head (6) is positioned inside, the die is characterized in that the top end of the lower die wall (7) is located at the edge of the lower die cavity (5) and is provided with a side convex core (16), the middle of the top end of the side convex core (16) is provided with a material passing hole (12), and a through hole matched with the feeding head (18) is formed in the left side of the lower die wall (7).

4. A high-speed injection mould according to claim 2, characterised in that the cooling chamber (13) is fitted in communication with external circulating water supply equipment via pipes, and the fitting plate (21) is fitted in connection with external drive equipment by means of bolts, which may be servo hydraulic cylinders.

5. The high-speed injection mold according to claim 1, wherein the feed head (18) is in communication with an external feed device via a conduit, the external feed device employs an actively driven feed device, and the gas outlet head (10) is in communication with an external vacuum device via a conduit.