CN213382719U

CN213382719U - Injection mold for cutting off terminal connection waste in mold

Info

Publication number: CN213382719U
Application number: CN202022086878.5U
Authority: CN
Inventors: 陈竖锋; 魏武; 候邦亮
Original assignee: Dongguan Dongcai Precision Hardware Co ltd
Current assignee: Dongguan Dongcai Precision Hardware Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-06-08
Anticipated expiration: 2030-09-21

Abstract

The utility model discloses an injection mold of terminal connection waste material cuts off in mould, including movable mould and cover half, half injection molding chamber has been seted up to the top lateral wall of cover half, and the one end in injection molding chamber sets up the play relief hole that runs through the cover half lateral wall, first slide opening has been seted up to the below lateral wall of movable mould, and slides in the first slide opening and insert and be equipped with T type slide bar, and the top lateral wall fixed connection of the first slide opening of spring conventionality through in the upper end of T type slide bar, a plurality of first tooth's sockets have been seted up to one side lateral wall of T type slide bar, the below lateral wall of T type slide bar runs through the below lateral wall of movable mould, and the below lateral wall of movable mould has seted up the second slide opening, and slide insert in the second slide opening and be equipped with the slide bar, the second tooth's socket has. The utility model relates to an injection moulding technical field utilizes the pressure that the movable mould produced when descending to amputate the terminal waste material to the in-process of excision is bent it, prevents that it from violently putting in the relief hole, stops up the relief hole.

Description

Injection mold for cutting off terminal connection waste in mold

Technical Field

The utility model relates to an injection moulding technical field specifically is an injection mold who cuts off terminal connection waste material in mould.

Background

Injection molding, also known as injection molding, is a method of molding by injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like.

Most hardware terminal rubber coating injection moulding needs the secondary operation to amputate the waste material of connecting terminal now, and the secondary operation inevitable can cause the damage to the product, needs the input that increases manpower, equipment simultaneously, and manufacturing cost is high.

To solve the above problems, we propose an injection mold for cutting terminal connection waste in a mold.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection mold of terminal connection waste material cuts off in mould to solve the most hardware terminal rubber coating injection moulding back on the existing market that the above-mentioned background art provided and need the waste material that secondary operation excision connecting terminal, the inevitable meeting of secondary operation causes the damage to the product, need increase the input of manpower, equipment simultaneously, problem that manufacturing cost is high.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an injection mold for cutting off terminal connection waste in a mold comprises a movable mold and a fixed mold, wherein a half injection molding cavity is formed in the upper side wall of the fixed mold, one end of the injection molding cavity is provided with a discharge hole penetrating through the side wall of the fixed mold, a first slide hole is formed in the lower side wall of the movable mold, a T-shaped slide rod is inserted in the first slide hole in a sliding manner, the upper end of the T-shaped slide rod is fixedly connected with the upper side wall of the first slide hole through a spring, a plurality of first tooth grooves are formed in one side wall of the T-shaped slide rod, the lower side wall of the T-shaped slide rod penetrates through the lower side wall of the movable mold, a second slide hole is formed in the lower side wall of the movable mold, a slide rod is inserted in the second slide hole in a sliding manner, a second tooth groove is formed in the side wall, close to the first tooth groove, the second tooth groove is consistent with the specification of the first tooth groove, a through hole is formed between the, the two sides of the gear are respectively meshed with the first tooth groove and the second tooth groove, a square groove is formed in the side wall of the lower portion of the movable die, and a blade is fixedly connected to the side wall of the square groove.

Preferably, injection molding holes are formed in opposite side walls of the movable mold and the fixed mold and communicated with the injection molding cavity.

Preferably, the lower end of the sliding rod is fixedly connected with an inclined block, and the side wall of the inclined block, which is close to the blade, is arranged to be an inclined surface.

Preferably, the lower end of the T-shaped sliding rod is provided with a semicircular groove, and the semicircular groove is located right below the injection molding cavity.

Preferably, the knife edge side wall of the blade is attached to the side wall of the T-shaped sliding rod, and the knife edge of the blade and the upper side wall of the semicircular groove are located on the same plane.

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

1. through the half slot, T type slide bar and spring etc, at first put the terminal in the injection molding intracavity of cover half, then push down the movable mould, at first contact terminal at the in-process T type slide bar that pushes down, and individual in the half slot with the one end card of terminal, then continue to push down, T type slide bar upward movement compression spring, the blade begins the cutting waste material, when the movable mould contacts completely with the cover half, the blade amputates the terminal waste material, then the terminal waste material can be discharged downwards through the relief hole, then can carry out injection moulding, amputate the terminal waste material when having realized moulding plastics.

2. Through first tooth's socket, gear and slide bar etc, at the in-process that T type slide bar rises, first tooth's socket can drive gear revolve, gear revolve will drive the slide bar decline, the slide bar removes can extrude the terminal waste material being cut by the blade downwards, and the sloping block can at first contact with the free end of terminal waste material, make the terminal waste material take place the slope, the slide bar can promote the terminal waste material and get into the relief hole after the terminal waste material is amputated completely, prevent that the blade from cliping the terminal waste material with the relief hole lateral wall, lead to taking out the terminal waste material when the movable mould rises, make the terminal waste material fall in the cover half top, produce the influence to moulding plastics next time.

Drawings

Fig. 1 is a schematic structural view of an injection mold for cutting off terminal connection waste in a mold according to the present invention;

FIG. 2 is a schematic structural view of an injection mold for cutting terminal connection waste in a mold according to the present invention;

FIG. 3 is a schematic structural view of an injection mold for cutting terminal connection waste in a mold according to the present invention;

fig. 4 is a schematic structural diagram of an injection mold for cutting off terminal connection waste in a mold according to the present invention.

In the figure: 1. moving the mold; 2. fixing a mold; 3. injection molding holes; 4. an injection molding cavity; 5. a first slide hole; 6. a T-shaped slide bar; 7. a spring; 8. a first tooth slot; 9. a semicircular groove; 10. a second slide hole; 11. a slide bar; 12. a second tooth slot; 13. a sloping block; 14. a square groove; 15. a blade; 16. a gear; 17. a discharge hole.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "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 only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being 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.

Referring to fig. 1-4, an injection mold for cutting off terminal connection waste in a mold comprises a movable mold 1 and a fixed mold 2, wherein a half injection molding cavity 4 is formed in the upper side wall of the fixed mold 2, a discharge hole 17 penetrating through the side wall of the fixed mold 2 is formed in one end of the injection molding cavity 4, a first slide hole 5 is formed in the lower side wall of the movable mold 1, a T-shaped slide bar 6 is inserted in the first slide hole 5 in a sliding manner, the upper end of the T-shaped slide bar 6 is fixedly connected with the upper side wall of the first slide hole 5 through a spring 7, a plurality of first tooth sockets 8 are formed in the side wall of one side of the T-shaped slide bar 6, the lower side wall of the T-shaped slide bar 6 penetrates through the lower side wall of the movable mold 1, a second slide hole 10 is formed in the lower side wall of the movable mold 1, a slide bar 11 is inserted in the second slide hole 10 in a sliding manner, a second tooth socket 12 is formed in the side wall, a through hole is formed between the first sliding hole 5 and the second sliding hole 10, the side wall of the through hole is rotatably connected with a gear 16 through a rotating shaft, two sides of the gear 16 are respectively meshed with the first tooth groove 8 and the second tooth groove 12, a square groove 14 is formed in the side wall of the lower portion of the movable die 1, and a blade 15 is fixedly connected to the side wall of the square groove 14.

Wherein, injection molding hole 3 has been seted up to the relative lateral wall of movable mould 1 and cover half 2, and injection molding hole 3 is linked together with injection molding chamber 4, has seted up half injection molding hole 3 on cover half 2 and the movable mould 1 respectively for the possibility of injection molding hole 3 jam is littleer, also makes things convenient for the inside cleanness of injection molding hole 3 simultaneously.

Wherein, the lower extreme fixedly connected with sloping block 13 of slide bar 11, and the lateral wall that sloping block 13 is close to blade 15 sets to the inclined plane, and sloping block 13 can make the free end of terminal waste material receive the promotion at first for the terminal waste material becomes the slope form, and the discharge hole 17 of being convenient for discharge prevents that discharge hole 17 from blockking up.

Wherein, semicircular groove 9 has been seted up to T type slide bar 6's lower extreme, and semicircular groove 9 is located and moulds plastics the chamber 4 under, and this setting makes the fixed terminal that T type slide bar 6 can be better, prevents that the terminal from rocking, leads to the terminal to mould plastics the skew damage that causes the mould even in position.

Wherein, the edge of a knife lateral wall of blade 15 and the lateral wall laminating of T type slide bar 6, and the edge of a knife of blade 15 and the top lateral wall of half slot 9 are in the coplanar, should set up and just amputate behind making the 6 compaction terminals of T type slide bar, can guarantee moreover that the terminal waste material is amputated completely, prevent that the terminal waste material from hanging on the terminal body at any time.

In the utility model, firstly, the terminal is placed in the injection molding cavity 4 of the fixed mold 2, then the movable mold 1 is pressed down, the T-shaped slide bar 6 firstly contacts the terminal in the pressing down process, one end of the terminal is clamped in the semicircular groove 9, then the pressing down is continued, the T-shaped slide bar 6 moves upwards to compress the spring 7, the blade 15 starts to cut waste materials, when the movable mold 1 is completely contacted with the fixed mold 2, the blade 15 cuts the terminal waste materials, in the process that the T-shaped slide bar 6 rises, the first tooth groove 8 can drive the gear 16 to rotate, the gear 16 rotates to drive the slide bar 11 to descend, the slide bar 11 moves downwards to extrude the terminal waste materials being cut by the blade 15, the inclined block 13 can be firstly contacted with the free end of the terminal waste materials, so that the terminal waste materials incline, when the terminal waste materials are completely cut off, the slide bar 11 can push the terminal waste materials to enter the discharge hole 17, then the terminal waste materials can, prevent that blade 15 and relief hole 17 lateral wall from cliping the terminal waste material, lead to taking out the terminal waste material when movable mould 1 rises, make the terminal waste material fall in cover half 2 top, to moulding plastics next time and produce the influence, can carry out injection moulding at last, then movable mould 1 rises, T type slide bar 6 can the downstream move reset under the effect of spring 7, it resets to drive slide bar 11 through gear 16 simultaneously to rise, then operating personnel can take out the terminal after moulding plastics, excision terminal waste material when having realized moulding plastics, time saving, and low cost.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An injection mold for cutting off terminal connection waste in a mold comprises a movable mold (1) and a fixed mold (2), and is characterized in that a half injection molding cavity (4) is formed in the side wall of the upper portion of the fixed mold (2), a discharge hole (17) penetrating through the side wall of the fixed mold (2) is formed in one end of the injection molding cavity (4), a first slide hole (5) is formed in the side wall of the lower portion of the movable mold (1), a T-shaped slide rod (6) is inserted in the first slide hole (5) in a sliding mode, the upper end of the T-shaped slide rod (6) is fixedly connected with the side wall of the upper portion of the first slide hole (5) through a spring (7), a plurality of first tooth grooves (8) are formed in the side wall of one side of the T-shaped slide rod (6), the side wall of the lower portion of the T-shaped slide rod (6) penetrates through the side wall of the lower portion of the movable mold (1), a second slide hole (10) is formed in the side wall of the movable, the utility model discloses a gear shaping die, including slide bar (11), first tooth's socket (8), through-hole, gear (16), slide bar (11) have been seted up on being close to the lateral wall of first tooth's socket (8) second tooth's socket (12), and second tooth's socket (12) are unanimous with first tooth's socket (8) specification, the through-hole has been seted up between first slide opening (5) and second slide opening (10), and the through-hole lateral wall rotates through the pivot and is connected with gear (16), gear (16) both sides respectively with first tooth's socket (8) and second tooth's socket (12) meshing, square groove (14) have been seted up to the below lateral wall.

2. The injection mold for the in-mold cutting terminal connection waste material as claimed in claim 1, wherein the opposite side walls of the movable mold (1) and the fixed mold (2) are provided with injection molding holes (3), and the injection molding holes (3) are communicated with the injection molding cavity (4).

3. An injection mold for cutting off terminal connection scraps in a mold according to claim 1, wherein a sloping block (13) is fixedly connected to the lower end of the slide bar (11), and the side wall of the sloping block (13) near the blade (15) is provided as a sloping surface.

4. The injection mold for the in-mold cutting terminal connection waste material as claimed in claim 1, wherein the T-shaped slide bar (6) is provided with a semicircular groove (9) at the lower end, and the semicircular groove (9) is located right below the injection molding cavity (4).

5. The injection mold for the in-mold cutting terminal connection waste material as claimed in claim 4, wherein the knife edge side wall of the blade (15) is attached to the side wall of the T-shaped sliding rod (6), and the knife edge of the blade (15) is in the same plane with the upper side wall of the semicircular groove (9).