Self-elastic discharging type household appliance accessory injection mold

Abstract

The utility model discloses a self-ejection blanking type household appliance accessory injection mold, which relates to the technical field of injection molds and comprises a lower injection mold, an upper injection mold is movably arranged at the upper end of the lower injection mold, and detachable side pressure components are arranged on two sides of the lower injection mold. According to the utility model, the problems that the design cost is relatively high, the telescopic rod conflicts with the opening and closing process of the mold and the injection molding effect is influenced when the conventional mold is used for blanking by using the telescopic rod are solved, and the inner mold can be elastically ejected through the inclined direction of the inclined rod and the elastic sleeving arrangement of the ejection spring, so that the blanking of the mold is realized, and the production efficiency is improved. Oblique upward ejection can be achieved through oblique arrangement so as to meet the ejection requirements of inner molds with different widths, the reset spring is connected with the reset spring in a sleeving mode through the penetrating pipe so that the reset spring can push the side pressing piece along the penetrating pipe to achieve elastic reset, the inner mold clamping area is enlarged, the inner mold can be conveniently clamped into a lower injection mold, and the injection molding efficiency is improved. The side pressing assembly of the die can be detached according to needs.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection mold technical field, concretely is a self -ejection unloading formula household electrical accessories injection mold. BACKGROUND

[0002] Injection mold is widely used in automobile, electronic, household electrical appliances, medical treatment, packaging and other industries, in the injection molding process, the molten plastic material is injected into the cavity of the mold, after cooling and solidification, the required shape plastic product is formed.

[0003] The utility model discloses a kind of injection molds of auxiliary unloading, including first mold, second mold, guide rod, pusher frame and spray finishing mechanism, the recess die is set in the side of vertical direction of first mold, the male die corresponding with recess die is equipped with in the side of vertical direction of second mold, guide rod is fixedly connected horizontally in the side corner of first mold close to second mold, and for the sliding connection of second mold, pusher frame is inserted in second mold horizontally and end is penetrated with the side of second mold with male die, for pushing injection product unloading, spray finishing mechanism includes third automatic telescopic rod and atomizing nozzle, the output end of third automatic telescopic rod is installed with two atomizing nozzles, by first mold and second mold are set to each other, and movable pusher frame is adapted in second mold, after product injection molding, pusher frame moves and realizes the automatic unloading of product drop, this mold uses telescopic rod to unload, design cost is larger, and telescopic rod needs to be controlled separately, it is more cumbersome to operate, and the pushing of this telescopic rod will conflict with the opening and closing process of mold, affect injection effect.

[0004] For the above problems, a self-ejection unloading type household electrical appliance accessory injection mold is proposed. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a self-ejection unloading type household electrical appliance accessory injection mold, which solves the problem of using telescopic rods for unloading in the prior art, which is costly to design, requires separate control of the telescopic rods, is cumbersome to operate, and the pushing of the telescopic rods conflicts with the opening and closing process of the mold, affecting the injection effect.

[0006] To achieve the above object, the utility model provides the following technical scheme: A self -ejection blanking formula home appliance accessories injection mold, including lower injection mold, the upper end of lower injection mold swingly provided with upper injection mold, the both sides of lower injection mold are provided with detachable side pressure subassembly, lower injection mold includes lower plate, the gasket fixedly arranged on the upper end of lower plate, the upper end of gasket is provided with four corners spare of four corners, the side of gasket is elastically sleeved with side pressure spare, the inside fixedly arranged with through -going pipe of gasket, the through -going pipe is sleeved with return spring, the side pressure spare and return spring are mutually pasted and set, the side pressure subassembly includes the positioning block of sliding setting along four corners spare, upper injection mold sets up the upper end of lower injection mold, the both sides of lower injection mold are fixed with inclined bar, the outer end of inclined bar is sleeved with ejection spring, the inside of lower injection mold and upper injection mold is clamped with inner mould.

[0007] Preferably, the inclined rod and the ejection spring are provided with two groups, and the two groups of inclined rods are arranged inwardly.

[0008] Preferably, the gasket is fixedly provided with a convex plate on one side, the four-corner piece is fixedly provided with a connecting column on the upper end, and the inner side of the four-corner piece is provided with a sliding rail.

[0009] Preferably, the side pressure piece is provided with two sliding grooves on one side, the lower end of the side pressure piece is fixedly provided with a guide block, and the through-going pipe is arranged through the guide block.

[0010] Preferably, the upper injection mold comprises an upper plate, and the upper plate is provided with a recess on one side.

[0011] Preferably, the upper injection mold further comprises two groups of pressing pieces fixedly arranged on one side of the upper plate, and the two groups of pressing pieces and the two sliding grooves are correspondingly arranged.

[0012] Preferably, the upper injection mold further comprises an injection piece fixedly arranged in the upper plate, and the injection piece is provided with an injection port at the center.

[0013] Preferably, the side pressure subassembly comprises a U-shaped plate screw-connected to one side of the gasket, a centering air cylinder fixedly arranged on one side of the U-shaped plate, the positioning block arranged at the output end of the centering air cylinder, and a positioning rod connected to the lower end of the positioning block.

[0014] Compared with the prior art, the utility model has the beneficial effects as follows:

[0015] 1. The self-ejection blanking formula home appliance accessories injection mold provided by the utility model can elastically eject the inner film through the inclined arrangement of the inclined rod and the elastic sleeve setting of the ejection spring, realizes the blanking of the mold, and realizes the inclined ejection setting to adapt to the ejection needs of inner films with different widths, and preliminarily solves the problems that the existing mold uses a telescopic rod for blanking, the design cost is large, the telescopic rod needs to be controlled separately, and the operation is relatively complicated.

[0016] 2、The utility model provides a kind of from pop down material formula household appliance fittings injection mold, reset spring is sleeved to by through pipe, the setting of through pipe penetrates side pressure piece, so that reset spring can be pushed along through pipe side pressure piece and realize elastic reset, expand endocardial engagement area, it is convenient for endocardial engagement into lower injection mold, upper injection mold downward extrusion can drive side pressure piece to move in, realize endocardial fixation, side pressure component is arranged at both sides, detachable, positioning block can move and press from both sides to endocardial, complete centering, to align the center of upper injection mold setting, the side pressure component of this mold is detachable, and setting is carried out according to requirement, the extrusion of lower injection mold is formed to the descent of upper injection mold, fixed endocardial guarantees injection effect, solve the problem that the push of existing mold telescopic rod will conflict with the opening and closing process of mold, influence injection effect. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is overall structure schematic diagram of the utility model;

[0018] Figure 2 It is structure schematic diagram of upper injection mold of the utility model;

[0019] Figure 3 It is structure schematic of lower injection mold and side pressure component of the utility model Figure 1 ;

[0020] Figure 4 It is structure schematic of lower injection mold and side pressure component of the utility model Figure 2 ;

[0021] Figure 5 It is split structure schematic diagram of lower injection mold and side pressure component of the utility model;

[0022] Figure 6 It is structure schematic diagram of lower injection mold of the utility model.

[0023] In the drawing: 1, lower injection mold;11, lower plate;111, inclined rod;112, ejection spring;12, backing plate;121, convex plate;122, through pipe;123, reset spring;13, four corner piece;131, connecting column;132, slide rail;14, side pressure piece;141, sliding groove;142, guide block;2, upper injection mold;21, upper plate;211, recess;22, injection piece;221, injection port;23, pressing piece;3, side pressure component;31, U-shaped plate;32, centering cylinder;33, positioning block;34, positioning rod. DETAILED DESCRIPTION

[0024] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0025] In order to further understand the content of the present application, the present application will be described in detail in combination with the drawings.

[0026] In combination with Figure 1 The present application discloses a self-ejection discharging type household appliance accessory injection mold, which comprises a lower injection mold 1, an upper injection mold 2 movably arranged at the upper end of the lower injection mold 1, and a detachable side pressing assembly 3 arranged at the two sides of the lower injection mold 1. The lower injection mold 1 comprises a lower plate 11 and a pad plate 12 fixedly arranged at the upper end of the lower plate 11. Four corners of the upper end of the pad plate 12 are provided with four corner pieces 13. A side pressing piece 14 is elastically sleeved to one side of the pad plate 12. A through pipe 122 is fixedly arranged in the pad plate 12. A return spring 123 is sleeved to the through pipe 122. The side pressing piece 14 and the return spring 123 are arranged in close contact with each other. The side pressing assembly 3 comprises a positioning block 33 slidably arranged along the four corner pieces 13. The upper injection mold 2 is arranged at the upper end of the lower injection mold 1. Two inclined rods 111 are fixedly arranged at the two sides of the lower injection mold 1. A ejection spring 112 is sleeved to the outer end of the inclined rod 111. An inner mold is clamped in the lower injection mold 1 and the upper injection mold 2.

[0027] Specifically, the lower plate 11, the pad plate 12 and the four corner pieces 13 of the four corners are fixedly arranged. The inclined rod 111 is arranged obliquely. The ejection spring 112 is elastically sleeved. The inner membrane can be elastically ejected. The mold discharging is realized. The oblique arrangement can realize the oblique ejection arrangement to adapt to the ejection needs of the inner membrane of different widths. The through pipe 122 is sleeved to the return spring 123. The through pipe 122 penetrates the side pressing piece 14. The return spring 123 pushes the side pressing piece 14 along the through pipe 122 to realize the elastic return. The clamping area of the inner membrane is expanded. The inner membrane is clamped into the lower injection mold 1. The downward extrusion of the upper injection mold 2 can drive the side pressing piece 14 to move inward. The inner membrane is fixed. The side pressing assembly 3 is arranged at the two sides and is detachable. The positioning block 33 can move to extrude the inner membrane from both sides. The centering is completed. The center of the upper injection mold 2 is arranged in alignment. The side pressing assembly 3 of this mold is detachable. The arrangement is made according to the needs. The downward movement of the upper injection mold 2 forms the extrusion of the lower injection mold 1. The inner membrane is fixed to ensure the injection effect.

[0028] The present application will be further described in combination with the embodiments.

[0029] Embodiment one

[0030] In combination withFigure 3 、 Figure 5 and Figure 6 , and the inclined rod 111 and the ejection spring 112 are provided with two groups, the two groups of inclined rods 111 are arranged inwardly, and the ejection spring 112 provides elastic force along the inclined rod 111 to adapt to the size change of the inner film.

[0031] One side of the backing plate 12 is fixedly provided with a convex plate 121, the four-corner piece 13 is fixedly provided with a connecting column 131, the inner side of the four-corner piece 13 is provided with a sliding rail 132, the convex plate 121 is matched with the upper injection mold 2 to realize positioning, the connecting column 131 realizes the connection between the backing plate 12 and the upper injection mold 2, and the sliding rail 132 is provided to horizontally limit the sliding of the positioning block 33.

[0032] Two sliding grooves 141 are formed in one side of the side pressing piece 14, and a guide block 142 is fixed to the lower end of the side pressing piece 14, and the penetrating pipe 122 penetrates the guide block 142, the sliding grooves 141 are obliquely formed, and the guide block 142 moves along the penetrating pipe 122 to reset and position.

[0033] Example two:

[0034] In combination with Figure 4 and Figure 5 , the upper injection mold 2 comprises an upper plate 21, one side of the upper plate 21 is provided with a groove 211, and the groove 211 and the convex plate 121 correspond to realize mold positioning.

[0035] The upper injection mold 2 further comprises two groups of pressing pieces 23 fixedly arranged on one side of the upper plate 21, the two groups of pressing pieces 23 and the two sliding grooves 141 are correspondingly arranged, the pressing pieces 23 press down the sliding grooves 141, push the side pressing piece 14 to move inward, and extrude the inner film.

[0036] The upper injection mold 2 further comprises an injection piece 22 fixedly arranged in the upper plate 21, and the injection piece 22 is arranged at the upper end of the inner film, and the injection piece 22 is arranged at the upper end of the inner film.

[0037] The side pressing assembly 3 comprises a U-shaped plate 31 screw-connected to one side of the backing plate 12, a centering cylinder 32 is fixed to one side of the U-shaped plate 31, a positioning block 33 is arranged at the output end of the centering cylinder 32, a positioning rod 34 is connected to the lower end of the positioning block 33, the screw fixing of the U-shaped plate 31 is detachable, the centering cylinder 32 pushes the positioning block 33 and the positioning rod 34 to move synchronously, and double-layer pressing is realized.

[0038] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0039] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A self-ejecting blanking injection mould for a household appliance fitting, comprising a lower injection mould (1), characterised in that: The upper end of the lower injection mold (1) movably provided with an upper injection mold (2), both sides of the lower injection mold (1) are provided with a detachable side pressure assembly (3); The lower injection mold (1) comprises a lower plate (11), a backing plate (12) fixedly arranged at the upper end of the lower plate (11), four corners of the upper end of the backing plate (12) are provided with four corner pieces (13), one side of the backing plate (12) is elastically sleeved with a side pressure piece (14), the inside of the backing plate (12) is fixedly provided with a through pipe (122), the through pipe (122) is sleeved with a reset spring (123), the side pressure piece (14) and the reset spring (123) are arranged to be mutually attached, the side pressure assembly (3) comprises a positioning block (33) slidingly arranged along the four corner pieces (13), the upper injection mold (2) is arranged at the upper end of the lower injection mold (1), both sides of the lower injection mold (1) are fixedly provided with a inclined rod (111), the outer end of the inclined rod (111) is sleeved with an ejection spring (112), the inside of the lower injection mold (1) and the upper injection mold (2) is clamped with an inner mold.

2. The self-ejecting and stripping injection mold for appliances according to claim 1, characterized in that: The inclined rod (111) and the ejection spring (112) are provided with two groups, and the two groups of inclined rods (111) are arranged obliquely inward.

3. The self-ejecting and stripping type injection mold for a home appliance accessory according to claim 1, wherein: One side of the backing plate (12) is fixedly provided with a convex plate (121), the four corner pieces (13) are fixedly provided with a connecting column (131), and the inner side of the four corner pieces (13) is provided with a sliding rail (132).

4. The self-ejecting and stripping type injection mold for a home appliance accessory according to claim 1, wherein: One side of the side pressure piece (14) is provided with two sliding grooves (141), the lower end of the side pressure piece (14) is fixedly provided with a guide block (142), and the through pipe (122) is arranged through the guide block (142).

5. The self-ejecting, stripper-type injection mold for a home appliance part of claim 4, wherein: The upper injection mold (2) comprises an upper plate (21), and one side of the upper plate (21) is provided with a groove (211).

6. The self-ejecting, stripper-type injection mold for appliance parts, according to claim 5, wherein: The upper injection mold (2) further comprises two groups of pressing pieces (23) fixedly arranged on one side of the upper plate (21), and the two groups of pressing pieces (23) and the two sliding grooves (141) are correspondingly arranged.

7. The self-ejecting, stripper-type injection mold for appliance parts, according to claim 5, wherein: The upper injection mold (2) further comprises an injection piece (22) fixedly arranged in the inside of the upper plate (21), and the center of the injection piece (22) is provided with an injection port (221).

8. The self-ejecting, stripper-type injection mold for appliance parts, according to claim 1, wherein: The side pressure assembly (3) comprises a U-shaped plate (31) screw-connected to one side of the backing plate (12), one side of the U-shaped plate (31) is fixedly provided with a center cylinder (32), the positioning block (33) is arranged at the output end of the center cylinder (32), and the lower end of the positioning block (33) is connected with a positioning rod (34).

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