CN215750405U

CN215750405U - Double-color mold with automatic return structure of inclined guide post of slide block

Info

Publication number: CN215750405U
Application number: CN202121198986.XU
Authority: CN
Inventors: 戚永幸; 姜校平; 栗原洋; 上田雄史
Original assignee: Sipo Precision Technology Co ltd
Current assignee: Sipo Precision Technology Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2022-02-08
Anticipated expiration: 2031-05-31

Abstract

The utility model relates to the technical field of dies, in particular to a double-color die with a slider inclined guide post automatic return structure, which comprises a first color female die and a second color female die; the second color female die comprises a second female die plate, a second female die core, a second male die plate, a second male die core and an automatic return mechanism; wherein, a plurality of self return mechanisms symmetry sets up between second female template and the public template of second, and self return mechanism can set up in the both sides of product mould reciprocating motion ground. On one hand, the traditional guide post structure is not designed corresponding to the first color master die, and the first color product and the first sliding block carry out two-color injection together, so that the first color injection first sliding block does not open the die, and the problem that the first sliding block scratches a formed product is avoided, thereby improving the injection stability and the production efficiency; on the other hand, the second color female die is provided with an automatic return mechanism, so that a one-color product can be guaranteed to efficiently complete secondary injection molding and demolding when the die is opened and closed, and the injection molding efficiency and quality of the product are further improved.

Description

Double-color mold with automatic return structure of inclined guide post of slide block

Technical Field

The utility model relates to the technical field of dies, in particular to a double-color die with a slider inclined guide post automatic return structure.

Background

The double-color mold is a mold for injection molding of two plastic materials on the same injection molding machine and molding in two times, but a product is only subjected to mold stripping once, generally, the molding process is also called double-material injection molding, is generally completed by two sets of molds, needs a special double-color injection molding machine, is increasingly popular in the current market, and can enable the appearance of the product to be more beautiful, and the color is easy to change without spraying.

However, for a double-color mold with a sliding block in the rear mold, if the first-color sliding block has a mold opening phenomenon, poor product molding is easily caused, so that the production stability of the product cannot be realized, and the production efficiency is further reduced; most of the existing double-color molds are complex in structure and complex in operation, so that the production and manufacturing cost is high.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problems, the utility model provides a double-color mold with an automatic return structure of a slider inclined guide post, which aims to solve the problem that the product molding is poor easily and the production stability of the product cannot be realized if a first-color slider mold opening phenomenon occurs in the double-color mold in the prior art; and most of the existing double-color molds have complicated structures and are complex to operate, so that the production and manufacturing cost is high.

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

the utility model provides a double-color mold with a sliding block inclined guide post automatic return structure, which comprises a first color female mold, a first female mold core, a first male mold plate, a first male mold core, a first sliding block and a first sliding block seat, wherein the first color female mold comprises a first female mold plate, a first female mold core, a first male mold plate, a first male mold core, a first sliding block and a first sliding block seat; the first female template and the first male template are arranged oppositely; the first female die core and the first male die core are arranged oppositely and arranged between the first female die plate and the first male die plate; the first slider seat is arranged on the first male template; the first sliding block is slidably arranged on the first sliding block seat and is arranged between the first female die core and the first male die core; a product mold is arranged between the first female mold kernel and the first male mold kernel;

the second color female die comprises a second female die plate, a second female die core, a second male die plate, a second male die core and a plurality of automatic return mechanisms; the second female template and the second male template are arranged oppositely; the second female die core and the second male die core are arranged oppositely and arranged between the second female die plate and the second male die plate; the product mold is arranged between the second female mold kernel and the second male mold kernel; a plurality of automatic return mechanism movably symmetrical set up in the second female template with between the second public template, a plurality of automatic return mechanism can along predetermineeing direction reciprocating motion set up in the both sides of product mould.

Furthermore, the automatic return mechanism comprises an inclined guide post and a stop block for limiting the inclined guide post; the stop block is embedded on the second cavity plate and arranged above the second cavity insert; the second female die plate and the stop block are provided with inclined holes, and the inclined guide columns can be arranged in the inclined holes in a reciprocating manner along the extending direction of the inclined holes.

Further, the automatic return mechanism also comprises a second sliding block and a second sliding block seat; the second slider seats are arranged on the second male template and arranged on two sides of the second male mold core; the second sliding block is arranged between the second female die core and the second male die core and can be slidably arranged on the second sliding block seat; one end of the inclined hole penetrates through the stop block, and the other end of the inclined hole penetrates through the sliding block seat.

Further, the automatic return mechanism further comprises an elastic element; the elastic element is sleeved on the inclined guide post, one end of the elastic element is abutted against the limiting part of the inclined guide post, and the other end of the elastic element is abutted against the inside of the stop block.

Further, the elastic element is a coil spring.

Furthermore, the automatic return mechanism also comprises a fixed block; the fixed block set up in the second female template with between the second public template, the fixed block with the second slider seat passes through pin detachably and connects.

The technical scheme has the following advantages or beneficial effects:

the utility model provides a double-color mold with a slider inclined guide post automatic return structure, which comprises a first color female mold, a first female mold core, a first male mold plate, a first male mold core, a first slider and a first slider seat, wherein the first color female mold comprises a first female mold plate, a first female mold core, a first male mold plate, a first male mold core, a first slider and a first slider seat; the second color female die comprises a second female die plate, a second female die core, a second male die plate, a second male die core and a plurality of automatic return mechanisms; wherein, a plurality of self return mechanisms movably symmetry set up between second female template and the public template of second, and a plurality of self return mechanisms can set up in the both sides of product mould along presetting direction reciprocating motion ground. According to the double-color mold with the automatic return structure of the inclined guide post of the sliding block, on one hand, a traditional guide post structure is not designed corresponding to the first color master mold, so that the first sliding block cannot move when the first color injection mold is opened, and a one-color product and the first sliding block carry out two-color injection together, so that the one-color injection first sliding block is not opened, the problem that the first sliding block scratches a formed product is avoided, and the injection stability and the production efficiency are improved; on the other hand, the second color female die is provided with the automatic return mechanism, and the automatic return mechanism can ensure that the product subjected to primary injection molding can efficiently complete secondary injection molding and demolding during die assembly and die sinking, so that the injection molding efficiency and quality of the product are further improved.

Drawings

The utility model and its features, aspects and advantages will become more apparent from reading the following detailed description of non-limiting embodiments with reference to the accompanying drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the utility model.

Fig. 1 is a schematic diagram of a partial three-dimensional structure of a two-color mold with a slider inclined guide post self-return structure provided in embodiment 1 of the present invention;

fig. 2 is a top view of a two-color mold with a slider and inclined guide post automatic return structure provided in embodiment 1 of the present invention;

fig. 3 is a schematic cross-sectional view of a two-color mold with a slider and oblique guide post self-return structure at a-a according to embodiment 1 of the present invention.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

As used herein, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used in the positional or orientational relationship illustrated in the figures to facilitate the description of 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 therefore not to be construed as limiting the utility model.

The appearances of the terms first, second, and third, if any, are used for descriptive purposes only and are not intended to be limiting or imply relative importance.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention are described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the utility model without making creative efforts, belong to the protection scope of the utility model.

Example 1:

for a double-color die with a sliding block on a rear die, if the first-color sliding block has a die sinking phenomenon, poor product forming is easily caused, so that the production stability of the product cannot be realized, and the production efficiency is reduced; most of the existing double-color molds are complex in structure and complex in operation, so that the production and manufacturing cost is high.

In order to solve the above technical problems, a two-color mold with an automatic return structure of a slider inclined guide post 251 provided in embodiment 1 of the present invention is understood with reference to fig. 1 to 3, and includes a first color female mold 1, which includes a first female mold plate 11, a first female mold core 12, a first male mold plate 13, a first male mold core 14, a first slider 15, and a first slider seat 16; the first female template 11 and the first male template 13 are oppositely arranged; the first cavity insert 12 and the first core insert 14 are arranged oppositely and arranged between the first cavity plate 11 and the first core plate 13; the first slider seat 16 is disposed on the first core plate 13; the first slide block 15 is slidably disposed on the first slide block seat 16, and the first slide block 15 is disposed between the first cavity insert 12 and the first core insert 14; a product mold 17 is arranged between the first cavity insert 12 and the first core insert 14; a second color female die 2, which comprises a second female die plate 21, a second female die core 22, a second male die plate 23, a second male die core 24 and a plurality of automatic return mechanisms 25; the second female template 21 and the second male template 23 are oppositely arranged; the second cavity insert 22 and the second core insert 24 are oppositely arranged and are arranged between the second cavity plate 21 and the second core plate 23; a product mold 17 is arranged between the second cavity insert 22 and the second core insert 24; the plurality of automatic return mechanisms 25 are movably and symmetrically arranged between the second female die plate 21 and the second male die plate 23, and the plurality of automatic return mechanisms 25 can be arranged on two sides of the product die 17 along the preset direction in a reciprocating manner. On one hand, the double-color mold with the automatic return structure of the inclined guide post of the slide block is not provided with a traditional guide post structure corresponding to the first color master mold 1, so that the first slide block 15 does not move when the first color injection mold is opened, and a one-color product and the first slide block 15 carry out two-color injection together, so that the first slide block 15 in one-color injection does not open the mold, and the problem that the first slide block 15 scratches a formed product is avoided, thereby improving the stability and the production efficiency of injection molding; on the other hand, the second color master die 2 is provided with the automatic return mechanism 25, and the automatic return mechanism 25 can ensure that the product subjected to primary injection molding can efficiently complete secondary injection molding and demolding during die assembly and die sinking, so that the injection molding efficiency and quality of the product are further improved. Therefore, the double-color mold with the automatic return structure of the inclined guide post of the slide block is simple and reasonable in structural design, easy to realize and high in practical value, and solves the problem that if the first-color slide block mold opening phenomenon occurs in the double-color mold in the prior art, the product is easy to form badly, so that the production stability of the product cannot be realized; and most of the existing double-color molds have complicated structures and are complex to operate, so that the production and manufacturing cost is high.

Further, the self-return mechanism 25 includes an inclined guide column 251 and a stopper 252 for limiting the inclined guide column 251; the stop block 252 is embedded in the second cavity plate 21, and the stop block 252 is disposed above the second cavity insert 22; the second female mold plate 21 and the stopper 252 are formed with an inclined hole 253, and the inclined guide post 251 is disposed in the inclined hole 253 to reciprocate along an extending direction of the inclined hole 253. Further, the self-return mechanism 25 further includes a second slider 254 and a second slider seat 255; the second slider seats 255 are disposed on the second core plate 23, and the second slider seats 255 are disposed on both sides of the second core insert 24; the second sliding block 254 is disposed between the second cavity insert 22 and the second core insert 24, and the second sliding block 254 is slidably disposed on the second sliding block seat 255; one end of the inclined hole 253 penetrates through the stopper 252, and the other end of the inclined hole 253 penetrates through the slider seat. Further, the self-return mechanism 25 further includes an elastic member 256; the elastic element 256 is sleeved on the inclined guide post 251, one end of the elastic element 256 abuts against the limiting part 2511 of the inclined guide post 251, and the other end of the elastic element 256 abuts against the inside of the stopper 252; wherein the elastic element 256 is a coil spring. By arranging the inclined guide post 251 and the stop 252, when the mold is closed, the second slider seat 255 can compress the inclined guide post 251, and the inclined guide post 251 retracts firstly under the action of the elastic element 256 and then springs into the inclined hole 253 on the second slider seat 255; when the mold is opened after the secondary injection molding is finished, the inclined guide post 251 can drive the second slider seat 255 to move together, so that the second slider 254 is ensured to be smoothly separated from the injection molded product, and the rapid and reliable demolding is realized; the inclined hole 253 and the limiting part 2511 can also play a certain limiting role on the inclined guide post 251 so as to prevent the inclined guide post from being separated from the inclined hole 253 and ensure the working reliability of the inclined guide post; and its simple structure, the dismouting is convenient, when further having improved the reliability and the efficiency of moulding plastics of product, has still reduced the manufacturing cost of enterprise.

Further, the self-returning mechanism 25 further includes a fixing block 257; the fixing block 257 is disposed between the second female mold plate 21 and the second male mold plate 23, and the fixing block 257 and the second slider holder 255 are detachably coupled by a pin 258. Through setting up fixed block 257 and pin 258 for second slider seat 255 can set up on second core plate 23 more reliable and more stable, and oblique guide pillar 251 can drive second slider seat 255 joint motion more reliable and more stable, thereby has further improved the reliability and the quality of moulding plastics of product.

In summary, according to the two-color mold with the automatic return structure of the inclined guide post of the slide block provided by the utility model, on one hand, a traditional guide post structure is not designed corresponding to the first color master mold, so that the first slide block does not move when the first color injection mold is opened, and the one-color product and the first slide block carry out two-color injection together, so that the one-color injection first slide block is not opened, and therefore, the problem that the first slide block scratches a formed product is avoided, and the injection stability and the production efficiency are improved; on the other hand, the second color female die is provided with the automatic return mechanism, and the automatic return mechanism can ensure that the product subjected to primary injection molding can efficiently complete secondary injection molding and demolding during die assembly and die sinking, so that the injection molding efficiency and quality of the product are further improved.

The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, or any other related technical fields, are included in the scope of the present invention.

Claims

1. A double-color mold with a slider inclined guide post automatic return structure is characterized by comprising

The first color female die comprises a first female die plate, a first female die core, a first male die plate, a first male die core, a first sliding block and a first sliding block seat; the first female template and the first male template are arranged oppositely; the first female die core and the first male die core are arranged oppositely and arranged between the first female die plate and the first male die plate; the first slider seat is arranged on the first male template; the first sliding block is slidably arranged on the first sliding block seat and is arranged between the first female die core and the first male die core; a product mold is arranged between the first female mold kernel and the first male mold kernel;

2. The double-color mold with the automatic return structure of the slider and the inclined guide post according to claim 1, wherein the automatic return mechanism comprises an inclined guide post and a stopper for limiting the inclined guide post; the stop block is embedded on the second cavity plate and arranged above the second cavity insert; the second female die plate and the stop block are provided with inclined holes, and the inclined guide columns can be arranged in the inclined holes in a reciprocating manner along the extending direction of the inclined holes.

3. The two-color mold with the slider inclined guide post self-return structure according to claim 2, wherein the self-return mechanism further comprises a second slider and a second slider seat; the second slider seats are arranged on the second male template and arranged on two sides of the second male mold core; the second sliding block is arranged between the second female die core and the second male die core and can be slidably arranged on the second sliding block seat; one end of the inclined hole penetrates through the stop block, and the other end of the inclined hole penetrates through the sliding block seat.

4. The two-color mold with the slider and tilt post self-return structure according to claim 2, wherein the self-return mechanism further comprises an elastic element; the elastic element is sleeved on the inclined guide post, one end of the elastic element is abutted against the limiting part of the inclined guide post, and the other end of the elastic element is abutted against the inside of the stop block.

5. The bi-color mold with the slider tilt post self-return structure as claimed in claim 4, wherein the elastic element is a coil spring.

6. The double-color mold with the slider inclined guide post automatic return structure according to claim 3, wherein the automatic return mechanism further comprises a fixed block; the fixed block set up in the second female template with between the second public template, the fixed block with the second slider seat passes through pin detachably and connects.