CN210791857U

CN210791857U - Mould structure of automatic runner of hot cutting in mould

Info

Publication number: CN210791857U
Application number: CN201921509429.8U
Authority: CN
Inventors: 陈略
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-11
Filing date: 2019-09-11
Publication date: 2020-06-19
Anticipated expiration: 2029-09-11

Abstract

The utility model discloses a mould structure of automatic sprue of hot cutting in mould, which belongs to the field of injection mould structure, and comprises a lower mould and an upper mould, wherein the lower mould is positioned at the lower side of the upper mould, a plurality of connecting grooves are drilled at the upper end of the lower mould, a plurality of connecting rods are fixedly connected at the lower end of the upper mould, the connecting rods are matched with the connecting grooves, a plurality of injection grooves are drilled at one end of the lower mould and one end of the upper mould which are close to each other, a fixed plate is fixedly connected at the upper end of the lower mould, a fixed groove is drilled at the lower end of the upper mould, the fixed plate is matched with the fixed groove, a plurality of wire placing grooves are drilled at the upper end of the fixed plate, a plurality of pressing blocks are fixedly connected at the upper inner wall of the fixed groove, an arc groove and a rectangular groove are drilled at the lower end of the pressing blocks, thereby being not easy to influence the stability and the injection molding effect of hardware.

Description

Mould structure of automatic runner of hot cutting in mould

Technical Field

The utility model relates to an injection mold structure field, more specifically say, relate to a mould structure of automatic runner of hot cutting in mould.

Background

The modern injection molding production process has higher and higher requirements on production efficiency and product appearance, namely, the production efficiency is improved while the requirement on the product appearance quality is ensured. The mold is required to be automatically produced, namely, a product is automatically separated from a runner when the mold is opened and ejected, and three modes of a hidden gate, a spot gate and a hot runner direct point on the product are provided for achieving the purpose of automatic production of the mold in the prior art, wherein the three modes can realize automatic separation of the product from the runner when the mold is opened and ejected; the technology is characterized in that a runner is arranged in a runner cavity of a product injection molding cavity, a cutter is arranged in the runner cavity, and a runner is arranged in the runner cavity.

The power line connector is placed on an injection mould by a pre-embedded embedding method for injection moulding. Welding wires and hardware (joints), designing a mold according to a product, inlaying a plastic part in a mold cavity where a discharge wire and an exposed part of the hardware are reserved in the mold, and molding according to a normal injection molding process.

However, in the injection molding process of the existing mold of the charging connector, the electric wire is not compressed and fixed, so that the fixing of hardware is easily influenced.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a mould structure of automatic runner of disconnected of hot-cutting in mould, it can compress tightly fixedly to the electric wire, makes its stability that is difficult for influencing the hardware.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a mould structure of automatic runner of hot-cutting in mould, includes lower mould and last mould, the lower mould is located the downside of last mould, the upper end of lower mould is opened and chiseled there are a plurality of spread grooves, the lower extreme fixedly connected with a plurality of connecting rods of last mould, connecting rod and spread groove phase-match, the one end that lower mould and last mould are close to each other all cuts a plurality of injection moulding grooves, the upper end fixedly connected with fixed plate of lower mould, the lower extreme of last mould is opened and chiseled there is the fixed slot, fixed plate and fixed slot phase-match, the upper end of fixed plate is opened and chiseled there are a plurality of wire releasing grooves, the last inner wall fixedly connected with a plurality of briquettings of briquetting of fixed slot, the lower extreme of briquetting is opened and chiseled there are arc wall and rectangular channel, the rectangular channel is located the upside of arc wall, and rectangular channel, the electric wire is not easy to move, so that the stability of hardware and the injection molding effect are not easily affected.

Further, hold-down mechanism includes frame and inner panel, the upper end of frame and the last inner wall fixed connection of rectangular channel, the inner panel is located the frame downside, and inner panel sliding connection is inside the frame, a plurality of compression spring of fixedly connected with between the interior top surface of frame and the upper end of inner panel, elasticity through compression spring makes the inner panel compress tightly fixedly to the electric wire.

Furthermore, the lower extreme of inner panel is dug a spacing groove, and the spacing groove matches the placing of the fixed electric wire of being more convenient for with the electric wire.

Furthermore, the surfaces of the limiting groove and the arc-shaped groove are fixedly connected with rubber pads, and the rubber pads are convenient for protecting the electric wires.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme can compress tightly fixedly the electric wire through hold-down mechanism, makes the electric wire be difficult for removing to be difficult for causing the influence to the stability of hardware and the effect of moulding plastics.

(2) Hold-down mechanism includes frame and inner panel, the upper end of frame and the last inner wall fixed connection of rectangular channel, and the inner panel is located the frame downside, and inner panel sliding connection inside the frame, a plurality of compression spring of fixedly connected with between the interior top surface of frame and the upper end of inner panel, and elasticity through compression spring makes the inner panel compress tightly fixedly to the electric wire.

(3) The lower extreme of inner panel is dug the spacing groove, and the spacing groove matches the placing of the fixed electric wire of being more convenient for with the electric wire.

(4) The equal fixedly connected with rubber pad in surface of spacing groove and arc wall, the rubber pad is convenient for to the protection of electric wire.

Drawings

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

fig. 2 is a schematic front structural view of the present invention;

FIG. 3 is a schematic front view of the lower mold and the upper mold of the present invention when they are connected;

fig. 4 is a schematic structural diagram at a in fig. 3.

The reference numbers in the figures illustrate:

1 lower mould, 2 upper moulds, 3 connecting grooves, 4 connecting rods, 5 injection moulding grooves, 6 fixing plates, 7 line laying grooves, 8 fixing grooves, 9 pressing blocks, 10 arc-shaped grooves, 11 rectangular grooves, 12 outer frames, 13 inner plates, 14 compression springs and 15 limiting grooves.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1, a mold structure for automatically cutting off a gate by hot cutting in a mold comprises a lower mold 1 and an upper mold 2, wherein the lower mold 1 is positioned at the lower side of the upper mold 2, the lower mold 1 and the upper mold 2 are connected to form a complete mold, the mold utilizes the in-mold hot cutting process in the prior art to realize the function of automatically cutting off the gate during mold opening, the upper end of the lower mold 1 is provided with a plurality of connecting grooves 3, the lower end of the upper mold 2 is fixedly connected with a plurality of connecting rods 4, the connecting rods 4 are matched with the connecting grooves 3 to facilitate the connection of the lower mold 1 and the upper mold 2, one end of the lower mold 1 and the upper mold 2 close to each other is provided with a plurality of injection molding grooves 5, the injection molding grooves 5 are used for injection molding of joints, the upper end of the lower mold 1 is fixedly connected with a fixing plate 6, the lower end of the upper mold 2 is provided with a, the upper end of the fixing plate 6 is provided with a plurality of wire placing grooves 7 for placing wires.

Please refer to fig. 2, the upper inner wall of the fixing groove 8 is fixedly connected with a plurality of pressing blocks 9, please refer to fig. 4, the lower end of the pressing block 9 is provided with an arc-shaped groove 10 and a rectangular groove 11, the rectangular groove 11 is located on the upper side of the arc-shaped groove 10, and the rectangular groove 11 is communicated with the arc-shaped groove 10, please refer to fig. 2 and fig. 3, when in injection molding, the pressing block 9 is inserted into the wire placing groove 7, the arc-shaped groove 10 can facilitate the electric wire to enter the rectangular groove 11, and is not easy to extrude the electric wire, please refer to fig. 4, the inside of the rectangular groove 11 is provided with a pressing mechanism, the electric wire can be pressed and fixed through the pressing mechanism, so that the electric wire is not easy.

Please refer to fig. 4, the pressing mechanism includes an outer frame 12 and an inner plate 13, the upper end of the outer frame 12 is fixedly connected with the upper inner wall of the rectangular groove 11, the inner plate 13 is located at the lower side of the outer frame 12, and the inner plate 13 is slidably connected inside the outer frame 12, the outer frame 12 can move up and down in the inner plate 13, a plurality of compression springs 14 are fixedly connected between the inner top surface of the outer frame 12 and the upper end of the inner plate 13, the inner plate 13 is pressed and fixed to the electric wire by the elastic force of the compression springs 14, a limiting groove 15 is formed at the lower end of the inner plate 13, the limiting groove 15 is matched with the electric wire to facilitate the placement of the electric wire, rubber pads are fixedly connected to the surfaces of.

When moulding plastics, the technical staff in the field places welded hardware and electric wire in 1 upper end of lower mould, make the hardware be located the groove 5 of moulding plastics, the electric wire is located wire releasing groove 7, then the technical staff in the field uses suitable instrument to make and goes up mould 2 and slowly be close to lower mould 1, connecting rod 4 gets into spread groove 3, fixed plate 6 gets into in the fixed slot 8, briquetting 9 gets into wire releasing groove 7, the electric wire can extrude inner panel 13 and make compression spring 14 compressed, thereby compression spring 14's elasticity can make inner panel 13 compress tightly the electric wire, the electric wire is located spacing groove 15 steadily and is difficult for removing, make its stability that is difficult for influencing the hardware.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a mould structure of automatic runner of cutting of mould internal heat, includes lower mould (1) and last mould (2), lower mould (1) is located the downside of last mould (2), the upper end of lower mould (1) is excavated there are a plurality of spread grooves (3), go up a plurality of connecting rods of lower extreme fixedly connected with (4) of mould (2), connecting rod (4) and spread groove (3) phase-match, lower mould (1) and the one end that last mould (2) are close to each other all excavate and have a plurality of grooves of moulding plastics (5), the upper end fixedly connected with fixed plate (6) of lower mould (1), the lower extreme of going up mould (2) is excavated and is had fixed slot (8), fixed plate (6) and fixed slot (8) phase-match, the upper end of fixed plate (6) is excavated and is had a plurality of wire casing (7), its characterized in that: the upper inner wall of fixed slot (8) is fixedly connected with a plurality of briquetting (9), the lower extreme of briquetting (9) is opened and is chiseled arc wall (10) and rectangular channel (11), rectangular channel (11) are located the upside of arc wall (10), and rectangular channel (11) communicate with each other with arc wall (10), the inside of rectangular channel (11) is equipped with hold-down mechanism.

2. The in-mold hot-cutting automatic gate-breaking mold structure according to claim 1, wherein: hold-down mechanism includes frame (12) and inner panel (13), the upper end of frame (12) and the last inner wall fixed connection of rectangular channel (11), inner panel (13) are located frame (12) downside, and inner panel (13) sliding connection is inside frame (12), a plurality of compression spring (14) of fixedly connected with between the upper end of the interior top surface of frame (12) and inner panel (13).

3. The in-mold hot-cutting automatic gate-breaking mold structure according to claim 2, wherein: and a limiting groove (15) is formed in the lower end of the inner plate (13).

4. The in-mold hot-cutting automatic gate-breaking mold structure according to claim 3, wherein: the surfaces of the limiting groove (15) and the arc-shaped groove (10) are fixedly connected with rubber pads.