CN216400442U

CN216400442U - A oblique structure of loosing core of mould for many inclinations product

Info

Publication number: CN216400442U
Application number: CN202122633208.5U
Authority: CN
Inventors: 庄伟基
Original assignee: Huizhou Yuxiang Precision Mould Co ltd
Current assignee: Huizhou Yuxiang Precision Mould Co ltd
Priority date: 2021-10-31
Filing date: 2021-10-31
Publication date: 2022-04-29
Anticipated expiration: 2031-10-31

Abstract

The utility model relates to the technical field of injection molding, in particular to a mold inclined core pulling structure for a multi-inclination product, which comprises a rear mold core, an adapter connected with the mold core in a sliding manner, a mold core connected with one end of the adapter, and a sliding seat connected with the other end of the adapter, wherein the sliding seat is connected to a fixed seat; the central axis of the adapter piece and the bottom surface of the mold core form a certain angle, and the central axis of the adapter piece and the sliding seat form a certain angle. The utility model is provided with the adaptor, the sliding seat and the fixed seat, the adaptor is obliquely arranged, and two ends of the adaptor are respectively connected with the mold core and the sliding seat, so that when the mold opening is finished after the injection molding, the mold core can be smoothly and stably pulled out from the lower part of the rear mold core, the condition of clamping and pulling the core is avoided, the product and the mold part are prevented from being damaged, the yield is ensured, and the service life of the mold is prolonged. In addition, the utility model is convenient to process and improves the mass production of the die.

Description

A oblique structure of loosing core of mould for many inclinations product

Technical Field

The utility model relates to the technical field of injection molding processing, in particular to a mold inclined core pulling structure for a multi-inclination product.

Background

Injection molding is a method for producing and molding industrial products, and the injection molding processing is to inject thermoplastic plastics or thermosetting materials into a plastic molding die to manufacture plastic products with various shapes, and the plastic products are generally processed by an injection molding machine. In the processing process of some products, the injection mold needs to be adaptively designed according to the specific structure of the product. For example, when the product of processing has a plurality of inclinations, its injection moulding's the degree of difficulty also increases thereupon, and the product that has the hole, under the condition that its hole has many inclinations, especially when the hole of product is the quad slit, when carrying out the die sinking action after the product is moulded plastics, under the condition that the angle was not looked for accurately, the condition of card loose core just appears easily, if the improper condition of dynamics control appears when the card is loosed core appearing, not only damage the product easily, lead to the product to scrap, still can lead to the fact the damage to mould itself, shorten the life of mould.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a mold inclined core pulling structure for a multi-inclination product.

The utility model is realized by adopting the following scheme:

a mold inclined core pulling structure for a multi-inclination product comprises a rear mold core, an adapter connected with the rear mold core in a sliding manner, a mold core connected to one end of the adapter, and a sliding seat connected to the other end of the adapter, wherein the sliding seat is connected to a fixed seat; the central axis of the adapter piece and the bottom surface of the rear die core form a certain angle, and the central axis of the adapter piece and the sliding seat form a certain angle; the fixing seat is provided with a connecting groove used for connecting the sliding seat.

Furthermore, the sliding seat is provided with a switching groove for connecting the switching piece, and the bottom surface of the switching groove and the top surface of the sliding seat form a certain angle.

Furthermore, the sliding seat and the adaptor are fixedly connected through a first fastener.

Furthermore, the outer wall of the adapter is provided with a first depressed part and a second depressed part which respectively correspond to the inner walls of the two sides of the adapter groove.

Furthermore, the end part of the adapter is provided with an inserting part, and the mold core is provided with a plug-in connector matched with the inserting part.

Furthermore, the adaptor and the mold core are fixedly connected through a second fastener, the adaptor is provided with a mounting hole penetrating through the insertion part, and the second fastener is mounted in the mounting hole.

Furthermore, the rear mold core is provided with a connecting hole for connecting the mold core.

Furthermore, the bottom surface of the rear die core is provided with an inner concave part corresponding to the connecting hole.

Furthermore, both sides of the sliding seat are all outwards protruded to form a sliding connection part, and a sliding groove matched with the sliding connection part is arranged at the position, corresponding to the sliding connection part, of the inner wall of the connecting groove.

Further, the adaptor is cylindrical.

Compared with the prior art, the utility model has the following beneficial effects:

the utility model is provided with the adaptor, the sliding seat and the fixed seat, the adaptor is obliquely arranged, and two ends of the adaptor are respectively connected with the mold core and the sliding seat, so that when the mold opening is finished after the injection molding, the mold core can be smoothly and stably pulled out from the lower part of the rear mold core, the condition of clamping and pulling the core is avoided, the product and the mold part are prevented from being damaged, the yield is ensured, and the service life of the mold is prolonged. In addition, the utility model is convenient to process and improves the mass production of the die.

Drawings

Fig. 1 is a schematic view of a mold angle core pulling structure for a multi-slope product provided by the utility model.

Fig. 2 is a schematic view of the sliding seat and the connecting seat of the present invention.

Fig. 3 is a schematic view of a mold core and an adapter of the present invention.

Fig. 4 is a schematic view of an adapter of the present invention.

Fig. 5 is a schematic view of another angle of the adaptor of the present invention.

Fig. 6 is a schematic view of the mold core of the present invention.

FIG. 7 is a schematic view of a rear mold insert of the present invention.

The figure includes:

the die comprises a rear die core 1, a connecting hole 11, an inner concave part 12, an adapter 2, a first concave part 21, a second concave part 22, an inserting part 23, a second fastening piece 24, a mounting hole 25, a die core 3, an inserting head 31, a sliding seat 4, an adapting groove 41, a first fastening piece 42, a sliding connecting part 43, a fixed seat 5, a connecting groove 51 and a sliding groove 52.

Detailed Description

To facilitate an understanding of the present invention for those skilled in the art, the present invention will be described in further detail below with reference to specific embodiments and accompanying drawings.

Referring to fig. 1 to 7, the inclined core pulling structure for a mold for a multi-slope product, provided by the utility model, comprises a rear mold core 1, an adaptor 2 slidably connected with the rear mold core 1, a mold core 3 connected to one end of the adaptor 2, and a sliding seat 4 connected to the other end of the adaptor 2, wherein the sliding seat 4 is connected to a fixed seat 5; the central axis of the adapter 2 forms a certain angle with the bottom surface of the rear die core 1, and the central axis of the adapter 2 forms a certain angle with the sliding seat 4; the fixed seat 5 is provided with a connecting groove 51 for connecting the sliding seat 4. Specifically, the bottom surface of the rear mold core 1 is parallel to the top surfaces of the sliding seat 4 and the fixed seat 5, and the connecting piece is obliquely connected between the sliding seat 4 and the rear mold core 1. In the present embodiment, the adaptor 2 is cylindrical.

The sliding seat 4 is provided with an adapter groove 41 for connecting the adaptor 2, and a bottom surface of the adapter groove 41 forms a certain angle with a top surface of the sliding seat 4, and a bottom surface of the adapter groove 41 is parallel to an end surface of the adaptor 2 in this embodiment. In the present embodiment, the adapting groove 41 is a square groove.

For agreeing with square groove, the outer wall of adaptor 2 is provided with first depressed part 21 and the second depressed part 22 that corresponds with the inner wall of adapting groove 41 both sides respectively, and first depressed part 21 and second depressed part 22 all constitute the plane, can laminate with square groove.

The sliding seat 4 and the adaptor 2 are fixedly connected through a first fastener 42. The first fastening piece 42 can adopt a screw, through holes are formed in the fixing positions of the connecting seat and the fixing seat 5, threaded holes are formed in the corresponding positions of the adaptor 2, the sliding seat 4 is installed on a fixing seat during installation, the adaptor 2 is inserted into the adaptor groove 41, the two through holes correspond to the threaded holes of the adaptor 2, and the sliding seat 4 and the adaptor 2 are fixedly connected after the first fastening piece 42 penetrates through the two installation holes 25.

The end part of the adapter 2 is provided with a plug-in part 23, and the mold core 3 is provided with a plug-in connector 31 matched with the plug-in part 23.

The adaptor 2 and the mold core 3 are fixedly connected through a second fastener 24, the adaptor 2 is provided with a mounting hole 25 penetrating through the insertion part 23, and the second fastener 24 is mounted in the mounting hole 25. In this embodiment, the threaded hole and the mounting hole 25 form a stepped hole, and during mounting, the second fastening member 24 can be inserted into the mounting hole 25 to lock the mold core 3, and then the adaptor 2 can be connected to the slide base 4.

The rear mold core 1 is provided with a connecting hole 11 for connecting the mold core 3, and in the embodiment, the shape of the connecting hole 11 is matched with that of the mold core 3 and is a square hole.

The bottom surface of the rear die core 1 is provided with an inner concave part 12 corresponding to the position of the connecting hole 11. The concave part 12 can make a certain space around the connector, give way for the adaptor 2, and facilitate the action of loosing core.

The two sides of the sliding seat 4 are both protruded outwards to form a sliding connection part 43, and a sliding groove 52 matched with the sliding connection part 43 is arranged on the inner wall of the connecting groove 51 and the position corresponding to the sliding connection part 43. In this embodiment, the connecting groove 51 and the sliding groove 52 have a substantially convex shape as a whole. The cooperation of sliding connection portion 43 and spout 52 not only makes sliding seat 4 remove more steadily, also plays a limiting displacement simultaneously, avoids sliding seat 4 to deviate from fixing base 5.

In the above, only one injection molding position is described, and in the specific implementation, the rear mold core 1 may be provided with a plurality of injection molding positions, such as two or four injection molding positions (the mold core shown in the figure is four injection molding positions, but only the core pulling structure of one of the injection molding positions is described, and the core pulling structures of the other injection molding positions are the same, and only the angle difference is obtained). In specific implementation, the utility model also needs to be combined with other parts of the mold to finally form the integral mold capable of injection molding. In the process of finishing the demolding after the injection molding, the sliding seat 4 can slide along the fixed seat 5, the adaptor 2 and the mold core 3 are smoothly pulled out from the lower part of the rear mold core 1, the movement is smooth, in addition, the structure of each part is simple relatively, the processing difficulty is low, and the mass production performance of the mold is improved.

According to the utility model, the adaptor 2, the sliding seat 4 and the fixed seat 5 are arranged, the adaptor 2 is obliquely arranged, and two ends of the adaptor 2 are respectively connected with the mold core 3 and the sliding seat 4, so that when the mold opening is finished after the injection molding, the mold core 3 can be smoothly and smoothly drawn out from the lower part of the rear mold core 1, the condition of core clamping and pulling is avoided, the product and the mold part are prevented from being damaged, the yield is ensured, and the service life of the mold is prolonged. In addition, the utility model is convenient to process and improves the mass production of the die.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are only for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, e.g., as meaning permanently attached, removably attached, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

While the utility model has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the scope of the included claims.

Claims

1. The inclined core pulling structure of the mold for the multi-inclination product is characterized by comprising a rear mold core, an adapter connected with the rear mold core in a sliding manner, a mold core connected to one end of the adapter, and a sliding seat connected to the other end of the adapter, wherein the sliding seat is connected to a fixed seat; the central axis of the adapter piece and the bottom surface of the rear die core form a certain angle, and the central axis of the adapter piece and the sliding seat form a certain angle; the fixing seat is provided with a connecting groove used for connecting the sliding seat.

2. The mold angle core pulling structure for a multi-slope product according to claim 1, wherein the sliding seat is provided with an adapter groove for connecting the adapter, and a bottom surface of the adapter groove forms an angle with a top surface of the sliding seat.

3. The mold angle core pulling structure for the multi-slope product according to claim 2, wherein the sliding seat and the adaptor are fixedly connected through a first fastener.

4. The mold inclined core pulling structure for the multi-slope product according to claim 2, wherein a first recessed portion and a second recessed portion corresponding to inner walls of two sides of the adapting groove respectively are formed in an outer wall of the adapting piece.

5. The mold inclined core pulling structure for the multi-inclination product according to claim 1, wherein an insertion part is arranged at an end part of the adapter, and the mold core is provided with an insertion joint matched with the insertion part.

6. The mold inclined core pulling structure for the multi-slope product according to claim 5, wherein the adaptor and the mold core are fixedly connected through a second fastener, the adaptor is provided with a mounting hole penetrating through the insertion part, and the second fastener is mounted in the mounting hole.

7. The mold diagonal core pulling structure for the multi-slope product according to claim 1, wherein the rear mold core is provided with a connecting hole for connecting the mold core.

8. The mold diagonal core pulling structure for the multi-slope product according to claim 7, wherein a concave portion is formed in a position, corresponding to the connecting hole, of the bottom surface of the rear mold core.

9. The mold inclined core pulling structure for the multiple-inclination product according to claim 1, wherein two sides of the sliding seat are protruded outwards to form a sliding connection portion, and a sliding groove matched with the sliding connection portion is arranged at a position, corresponding to the sliding connection portion, of an inner wall of the connecting groove.

10. The mold angle core pulling structure for a multi-slope product according to claim 1, wherein the adaptor is cylindrical.