CN217257652U

CN217257652U - Mold core of mold for plastic products

Info

Publication number: CN217257652U
Application number: CN202123061562.1U
Authority: CN
Inventors: 马立忠; 马国立
Original assignee: Qingdao Liangli Precision Products Co ltd
Current assignee: Qingdao Liangli Precision Products Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-08-23
Anticipated expiration: 2031-12-07

Abstract

The utility model discloses a mold core of mould for plastic products, including mold assembly, mold core assembly and second fixture block, mold assembly includes the template, set up at the standing groove at template upper end middle part and set up the second draw-in groove that is linked together in template upper end one side and standing groove, and the outer wall of template has the constant head tank that is linked together with the second draw-in groove, and mold core assembly is including laminating at the inside mold core body of standing groove and fixing the locating piece at mold core body outer wall and the laminating of second draw-in groove, and second fixture block is at the constant head tank inner wall, closely laminates between second fixture block and the locating piece. According to the mold core of the mold for the plastic products, an operator manually places the mold core body in the placing groove in the upper end of the mold plate, inserts the second fixture block into the locating groove, and manually pushes the pull rod to the inner side, so that the second fixture block pushes the mold core body, the mold core body is tightly attached to the placing groove, the mold core is guaranteed to be detached, friction between the mold core and the mold is reduced, and the mold core and the mold are protected.

Description

Mold core of mold for plastic products

Technical Field

The utility model relates to a plastic products mould mold core technical field specifically is a mold core of mould for plastic products.

Background

The core as the name implies refers to the precision part used for the critical operation of the central part of the mold. The common structure of the mold core is extremely complex, the processing difficulty is very large, the manufacturing cost is very high, and the labor expenditure for manufacturing is greatly higher than that of the material.

The mold core is arranged in the middle of the mold, the mold core needs to be dismounted and maintained regularly, and the contact surface between the mold core and the mold is subjected to friction damage when the common mold core is dismounted, so that the contact surface between the mold core and the mold is easily abraded, and the mold core and the mold are easily damaged.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the abstract and the title of the present application to avoid obscuring the purpose of this section, the abstract and the title of the present application, and such simplifications or omissions cannot be used to limit the scope of the present invention.

The present invention has been made in view of the above and/or other problems that exist in existing plastic product mold cores.

Therefore, the utility model aims at providing a mold core of mould for plastic products when carrying out the dismouting to the mold core, can reduce the friction of mold core and mould, plays the effect of protection to mold core and mould.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

a mold core for a mold for plastic articles, comprising:

the die assembly comprises a die plate, a placing groove formed in the middle of the upper end of the die plate and a second clamping groove formed in one side of the upper end of the die plate and communicated with the placing groove, and a positioning groove communicated with the second clamping groove is formed in the outer wall of the die plate;

the mold core assembly comprises a mold core body attached to the inside of the placing groove and a positioning block fixed on the outer wall of the mold core body and attached to the second clamping groove;

the second clamping block is clamped on the inner wall of the positioning groove, and the second clamping block is tightly attached to the positioning block;

as an optimal selection scheme of mold core of mould for plastic products, wherein, mold assembly is still including seting up the first draw-in groove that template upper end opposite side and standing groove are linked together, mold assembly is still including fixing the first fixture block of mold core body outer wall opposite side, just looks joint between first fixture block and the first draw-in groove.

As a preferred scheme of mold core of mould for plastic products, wherein, the outer wall vertical fixation of second fixture block has the pull rod.

As an optimal selection scheme of mold core of mould for plastic products, wherein, both ends middle part is fixed with the spacing piece around the second fixture block, both ends have the spacing groove that is linked together with it around the constant head tank inner wall, just laminate mutually between spacing piece and the spacing groove.

As an optimal selection scheme of mold core of mould for plastic products, wherein, second fixture block upper end is close to locating piece one side and has the fluting, the inside elastic component that is fixed with of fluting, the elastic component upper end is fixed with the fixed plate, just closely laminate the block at second draw-in groove inner wall between fixed plate and the locating piece.

As a preferred embodiment of the mold core of the mold for plastic products of the present invention, wherein the elastic member is a spring or a sleeve.

Compared with the prior art, the utility model discloses the beneficial effect who has is: an operator manually places the mold core body in a placing groove in the upper end of the template, inserts the second fixture block into the positioning groove, and manually pushes the pull rod to the inner side, so that the second fixture block pushes the mold core body, the mold core body is tightly attached to the placing groove, the friction between the mold core and the mold is reduced when the mold core is disassembled and assembled, and the protective effect is achieved on the mold core and the mold.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is a schematic view of a three-dimensional structure of a mold core of the plastic product mold of the present invention;

fig. 2 is a schematic view of a part of an enlarged structure at a position a in fig. 1 of a mold core of a mold for plastic products according to the present invention;

fig. 3 is the utility model relates to a mold core second fixture block orthographic sectional structure schematic diagram of mould for plastic products.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

The utility model provides a mold core of mould for plastic products when carrying out the dismouting to the mold core, can reduce the friction of mold core and mould, plays the effect of protection to mold core and mould.

Fig. 1 to 3 are schematic structural views illustrating an embodiment of a mold core of a mold for plastic products according to the present invention, please refer to fig. 1 to 3, and a main body of the mold core of the mold for plastic products according to the embodiment includes a mold assembly 100, a mold core assembly 200, and a second fixture block 300.

The mold assembly 100 includes a mold plate 110, a placement groove 120 formed in the middle of the upper end of the mold plate 110, and a second engaging groove 140 formed on one side of the upper end of the mold plate 110 and communicating with the placement groove 120, and the outer wall of the mold plate 110 has a positioning groove 111 communicating with the second engaging groove 140.

The mold core assembly 200 includes a mold core body 210 attached to the inside of the placement groove 120 and a positioning block 230 fixed to the outer wall of the mold core body 210 and attached to the second engaging groove 140. Preferably, in the present embodiment, the mold assembly 100 further includes a first engaging groove 130 opened on the other side of the upper end of the mold plate 110 and communicated with the placing groove 120, the mold core assembly 200 further includes a first engaging block 220 fixed on the other side of the outer wall of the mold core body 210, the first engaging block 220 is engaged with the first engaging groove 130, the mold core body 210 is engaged with the first engaging groove 130 through the first engaging block 220 to ensure the positioning and installation of the mold core body 210,

the second latch 300 is engaged with the inner wall of the positioning groove 111, and the second latch 300 is tightly attached to the positioning block 230. Preferably, in this embodiment, a pull rod 302 is vertically fixed on an outer wall of the second fixture block 300, an operator can control the second fixture block 300 through the pull rod 302, so that the second fixture block 300 extrudes the positioning block 230, thereby ensuring stable installation of the mold core body 210, a limiting block 310 is fixed at a middle portion of each of front and rear ends of the second fixture block 300, a limiting groove 112 is formed at each of front and rear ends of an inner wall of the positioning groove 111, the limiting block 310 is attached to the limiting groove 112, when the second fixture block 300 slides on the inner wall of the positioning groove 111, the limiting blocks 310 fixed at the front and rear ends of the second fixture block 300 synchronously move in the limiting grooves 112, thereby ensuring stable movement of the second fixture block 300 in the positioning groove 111, a slot 301 is formed at a side of the upper end of the second fixture block 300 close to the positioning block 230, an elastic member 320 is fixed inside the slot 301, a fixing plate 330 is fixed at an upper end of the elastic member 320, and the fixing plate 330 is tightly attached to and fastened to the inner wall of the second fixture groove 140, when the second fixture block 300 is attached to the positioning block 230, the fixing plate 330 is ejected to the inner wall of the second slot 140 under the action of the elastic element 320, so that the second fixture block 300 is attached to the positioning block 230 and is clamped to the inner wall of the second slot 140, on one hand, dust is prevented from entering the second slot 140, on the other hand, stable placement of the second fixture block 300 is also ensured, and the die core body 210 is fixed.

With reference to fig. 1 to 3, the mold core of the mold for plastic products of the present embodiment reduces friction between the mold core and the mold, and protects the mold core and the mold as follows: an operator manually places the mold core body 210 in the placement groove 120 of the mold plate 110, the positioning block 230 is located on the inner wall of the second clamping groove 140, then manually inserts the second fixture block 300 into the positioning groove 111, pushes the pull rod 302 inward, so that the second fixture block 300 slides toward the inner side of the positioning groove 111 until the second fixture block 300 is attached to the positioning block 230, and pushes the second fixture block 300 and the mold core body 210 to slide in the placement groove 120, so that one side of the mold core body 210, away from the second fixture block 300, is closely attached to the placement groove 120, thereby reducing friction between the mold core body 210 and the placement groove 120 in the mold plate 110, when one side of the mold core body 210, away from the second fixture block 300, is closely attached to the placement groove 120, the fixing plate 330 is ejected to the inner wall of the second clamping groove 140 under the action of the elastic element 320, so that the second fixture block 300 is attached to the positioning block 230 and clamped to the inner wall of the second clamping groove 140, during the dust avoided on the one hand enters into second draw-in groove 140, on the other hand also ensures the stable of second fixture block 300 and places, plays fixed effect to core body 210, and when the later stage needs to be dismantled core body 210, press down fixed plate 330, take out second fixture block 300 through pull rod 302, can dismantle core body 210.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A mold core of a mold for plastic products, comprising:

the die assembly (100) comprises a die plate (110), a placing groove (120) formed in the middle of the upper end of the die plate (110) and a second clamping groove (140) formed in one side of the upper end of the die plate (110) and communicated with the placing groove (120), wherein a positioning groove (111) communicated with the second clamping groove (140) is formed in the outer wall of the die plate (110);

the mold core assembly (200) comprises a mold core body (210) attached inside the placing groove (120) and a positioning block (230) fixed on the outer wall of the mold core body (210) and attached to the second clamping groove (140);

and the second fixture block (300) is clamped on the inner wall of the positioning groove (111), and the second fixture block (300) is tightly attached to the positioning block (230).

2. The mold core of the mold for plastic products according to claim 1, wherein the mold assembly (100) further comprises a first clamping groove (130) formed on the other side of the upper end of the mold plate (110) and communicated with the placing groove (120), the mold core assembly (200) further comprises a first clamping block (220) fixed on the other side of the outer wall of the mold core body (210), and the first clamping block (220) is clamped with the first clamping groove (130).

3. The mold core of a plastic product mold according to claim 1, wherein the outer wall of the second fixture block (300) is vertically fixed with a pull rod (302).

4. The mold core of the plastic product mold according to claim 1, wherein a limiting block (310) is fixed in the middle of the front end and the rear end of the second clamping block (300), the front end and the rear end of the inner wall of the positioning groove (111) are provided with limiting grooves (112) communicated with the positioning groove, and the limiting block (310) is attached to the limiting grooves (112).

5. The mold core of the plastic product mold according to claim 1, wherein a slot (301) is formed at one side of the upper end of the second fixture block (300) close to the positioning block (230), an elastic element (320) is fixed in the slot (301), a fixing plate (330) is fixed at the upper end of the elastic element (320), and the fixing plate (330) and the positioning block (230) are tightly attached and clamped to the inner wall of the second fixture groove (140).

6. The core of a mold for plastic products as claimed in claim 5, wherein said elastic member (320) is a spring or a sleeve.