CN215882401U

CN215882401U - Mold for injection molding of blade shell of electric shaver

Info

Publication number: CN215882401U
Application number: CN202121987020.4U
Authority: CN
Inventors: 陈建一
Original assignee: Ningbo Ningyi Electrical Appliance Co ltd
Current assignee: Ningbo Ningyi Electrical Appliance Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-02-22
Anticipated expiration: 2031-08-23

Abstract

The utility model discloses a mold for injection molding of a blade shell of an electric shaver, which relates to the technical field of molds and comprises a fixed mold base plate, a fixed mold template, a movable mold plate and a movable mold base plate which are sequentially connected from top to bottom through guide pillars, wherein an oil cylinder is arranged on the outer side wall of the movable mold plate and is connected with a sliding block, the oil cylinder drives the sliding block to be close to or far away from the movable mold plate, the sliding block is provided with a contour structure for forming the inner wall of a cavity on a product, the movable mold plate, the fixed mold template and the sliding block are combined to form a molding cavity, and the movable mold base plate is provided with an ejection mechanism; the utility model aims to provide a mould for injection molding of a blade shell of an electric shaver, and a manufactured product of the mould is provided with a cavity structure for accommodating components.

Description

Mold for injection molding of blade shell of electric shaver

Technical Field

The utility model relates to the technical field of molds, in particular to a mold for injection molding of a blade shell of an electric shaver.

Background

The development of the die technology and the material forming process lays the foundation of the development of the modern industry. The die is taken as an important production device and a public welfare development direction, and plays an important role in the mass production of modern industry. The production of products through the die has the remarkable characteristics of high quality, high efficiency, energy conservation, low cost and the like, and is widely applied to the production of products in the fields of automobiles, machinery, electronics, light industry and the like. 60-80% of parts in the fields are produced by adopting a mould processing mode, and the function of the mould cannot be replaced.

The electric shaver blade shell is provided with a cavity for accommodating components such as a battery, most of the existing shells are divided into two parts, and the two parts are connected integrally through buckle connection, so that the mould of the shell is simple in structure and low in injection molding cost. However, in actual use, the electric shaver is collided, and the connecting parts between the shells are easily separated, so that the use experience is influenced. And the integrally formed shell mold has a complex structure and is not easy to form a cavity structure of the shell.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mould for injection molding of a blade shell of an electric shaver, and a manufactured product of the mould is provided with a cavity structure for accommodating components.

The technical scheme adopted by the embodiment of the utility model is as follows: the utility model provides a mould that is used for electric razor blade casing to mould plastics, includes from the top down and loops through cover half bedplate, cover half template, movable mould board and the movable mould bedplate that the guide pillar is connected the outside lateral wall of movable mould board is provided with the hydro-cylinder, the hydro-cylinder is connected with the slider, just hydro-cylinder drive slider is close to or keeps away from the movable mould board, be equipped with the profile structure who forms cavity inner wall on the product on the slider, the movable mould board cover half template and slider combination form the die cavity, be equipped with ejection mechanism on the movable mould bedplate.

After the structure above adopting, form the die cavity jointly by movable mould template, cover half template, slider, be suitable for the formation of moulding plastics electric shaver blade casing, wherein the slider is suitable for the cavity structure on the formation product. The arrangement of the oil cylinder is suitable for drawing away the sliding block at the position when demoulding, so that the sliding block is prevented from generating steric hindrance to the separation of a product.

In some embodiments, the product has a first shaped opening and a second shaped opening through each other.

In some embodiments, the first contoured opening is formed by the slide parting surface.

In some embodiments, the second shaped opening is formed by the stationary die plate parting surface.

In some embodiments, the product surface has a plurality of non-slip grooves.

In some embodiments, the slider is provided with a protrusion adapted to form the anti-slip groove.

In some embodiments, the number of the cavities of the mold is two, and one slide block is arranged in each cavity.

In some embodiments, the oil cylinder drives the two sliding blocks to synchronously get close to or get away from the movable die plate.

In some embodiments, a travel switch is arranged on the movable mould plate.

In some embodiments, a baffle is arranged on the movable mould plate, and the baffle is suitable for limiting the sliding block.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A' of FIG. 1;

FIG. 3 is a schematic view of the structure of the movable mold part in the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

FIG. 5 is a schematic structural diagram of a product of the present invention;

fig. 6 is a perspective view of a product of the present invention.

The reference numbers in the figures illustrate:

1. a movable mould seat plate; 2. a mandril base plate; 3. a mandril fixing plate; 4. a movable model plate; 5. fixing a mould plate; 6. a fixed die base plate; 7. an oil cylinder; 8. a positioning ring; 9. a sprue bush; 10. a slider; 11. a profile structure; 12. a reset lever; 13. producing a product; 131. a first shaped opening; 132. an anti-slip groove; 133. a second shaped opening; 14. a travel switch; 15. and a baffle plate.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model. Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial.

In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

For better technical solutions, the technical solutions will be described in detail below with reference to the drawings and specific embodiments of the specification.

Example 1

As shown in fig. 1, the present embodiment provides a mold for injection molding of a blade shell of an electric shaver, including a fixed mold base plate 6, a fixed mold template 5, a movable mold plate 4 and a movable mold base plate 1 which are connected in sequence by a guide pillar from top to bottom, an oil cylinder 7 is disposed on an outer side wall of the movable mold plate 4, the oil cylinder 7 is connected with a slider 10, the oil cylinder 7 drives the slider 10 to be close to or away from the movable mold plate 4, a contour structure 11 for forming an inner wall of a cavity on a product 13 is disposed on the slider 10, the movable mold plate 4, the fixed mold plate 5 and the slider 10 form a molding cavity in a combined manner, and an ejection mechanism is disposed on the movable mold base plate 1.

Further, the molded part in this embodiment includes a movable mold plate 4, a fixed mold plate 5, and a slider 10, and the movable mold plate 4, the fixed mold plate 5, and the slider 10 jointly form a cavity suitable for injection molding to form the body housing of the electric shaver. The slide block 10 and the oil cylinder 7 jointly form a lateral core pulling mechanism.

Furthermore, as shown in fig. 1, the mold is further provided with an ejection mechanism, and the ejection mechanism is suitable for a device for ejecting the plastic part from the mold when the mold is opened.

Further, referring to fig. 2, the ejection mechanism includes a top rod backing plate 2, a top rod fixing plate 3, a top rod (not shown in the figure), and a reset rod 12, wherein a spring is disposed on the outer periphery of the reset rod 12, and two ends of the spring respectively abut against the top rod fixing plate 3 and the movable mold plate 4. The ejection structure in this embodiment adopts a common ejector rod demolding mechanism in the prior art, and therefore, the details are not repeated.

Further, as shown in fig. 1 and 2, a positioning ring 8 is arranged on the fixed die base plate 6, a sprue bush 9 is arranged on the fixed die base plate 6, the positioning ring 8 presses the sprue bush 9, and a fixing screw is pulled off by a reaction force generated during injection molding; the positioning ring 8 is a structural member for positioning the mold when the mold is mounted on the injection molding machine.

In particular, the product 13 has a first shaped opening 131 and a second shaped opening 133 that are through to each other.

As shown in fig. 6, the first modified-shape opening 131 is a slant opening, the second modified-shape opening 133 is a lateral half opening, and the second modified-shape opening 133 faces one side of the movable mold plate 4 during injection molding.

Specifically, the first special-shaped opening 131 is formed by a parting surface of the slide block 10; the parting plane of the slide 10 belongs to a part of the contour 11 on the slide 10.

Specifically, the second special-shaped opening 133 is formed by a parting surface of the fixed die plate 5.

Specifically, the product 13 has a plurality of anti-slip grooves 132 on the surface.

Further, as shown in fig. 5, four non-slip grooves 132 are formed on the surface of the product 13.

Specifically, a protrusion suitable for forming the anti-slip groove 132 is arranged on the slider 10; the convexity is part of a profile 11 on the slider 10.

Specifically, the number of the cavities of the mold is two, and one slider 10 is arranged in each cavity.

As shown in fig. 3 and 4, two cavities are arranged side by side on the mold, each cavity is provided with a slide 10, and each slide 10 is provided with a profile mechanism for forming a product 13.

Specifically, the oil cylinder 7 drives the two sliding blocks 10 to synchronously get close to or get away from the movable mould plate 4.

Specifically, the movable mould plate 4 is provided with a travel switch 14.

Specifically, a baffle 15 is arranged on the movable mould plate 4, and the baffle 15 is suitable for limiting the sliding block 10.

The foregoing has described preferred embodiments of the present invention and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to vary, and various changes made within the scope of the independent claims of the present invention are within the scope of the present invention.

Claims

1. The utility model provides a mould that is used for electric razor blade casing to mould plastics which characterized in that: including from the top down loop through cover half bedplate (6), cover half template (5), movable mould board (4) and movable mould bedplate (1) that the guide pillar is connected the outside lateral wall of movable mould board (4) is provided with hydro-cylinder (7), hydro-cylinder (7) are connected with slider (10), just hydro-cylinder (7) drive slider (10) are close to or keep away from movable mould board (4), be equipped with on slider (10) and form profile structure (11) of cavity inner wall on product (13), movable mould board (4) cover half template (5) and slider (10) combination formation die cavity, be equipped with ejection mechanism on movable mould bedplate (1).

2. The mold for injection molding of a body shell of an electric shaver according to claim 1, wherein: the product (13) has a first profiled opening (131) and a second profiled opening (133) that are through-going to each other.

3. The mold for injection molding of a body shell of an electric shaver according to claim 2, wherein: the first profiled opening (131) is formed by a parting surface of the slide (10).

4. The mold for injection molding of a body shell of an electric shaver according to claim 2, wherein: the second special-shaped opening (133) is formed by a parting surface of the fixed die plate (5).

5. The mold for injection molding of a body shell of an electric shaver according to claim 2, wherein: the product (13) surface has a plurality of non-slip grooves (132).

6. The mold for injection molding of a blade housing of an electric shaver according to claim 5, wherein: the slider (10) is provided with a protrusion suitable for forming the anti-slip groove (132).

7. The mold for injection molding of a body shell of an electric shaver according to claim 1, wherein: the number of the cavities of the die is two, and one sliding block (10) is arranged in each cavity.

8. The mold for injection molding of a body shell of an electric shaver according to claim 7, wherein: the oil cylinder (7) drives the two sliding blocks (10) to synchronously approach or depart from the movable mould plate (4).

9. The mold for injection molding of a body shell of an electric shaver according to claim 1, wherein: the movable mould plate (4) is provided with a travel switch (14).

10. The mold for injection molding of a body shell of an electric shaver according to claim 1, wherein: and a baffle (15) is arranged on the movable mould plate (4), and the baffle (15) is suitable for limiting the sliding block (10).