CN208133527U

CN208133527U - Mold

Info

Publication number: CN208133527U
Application number: CN201820242496.7U
Authority: CN
Inventors: 赵声南; 袁颖琳; 赵世龙
Original assignee: Zhongshan Intime Mould Co Ltd
Current assignee: Zhongshan Intime Mould Co Ltd
Priority date: 2018-02-09
Filing date: 2018-02-09
Publication date: 2018-11-23
Anticipated expiration: 2028-02-09

Abstract

The utility model discloses a kind of molds, it includes upper mold, the lower die being oppositely arranged with upper mold, it is set to the lower mode of lower die middle section, it is embedded at upper mold and the upper cores abutted with lower mode and the inner slide mould group being set to inside lower mode, upper mold, lower die, upper cores, lower mode and inner slide mould group enclose forming cavity jointly, upper mold includes injection hole, upper die and lower die lid closes to form runner, runner is connected to injection hole and type chamber, lower mode includes the top surface abutted with upper cores, the forming face that bending extends from top surface to two sides, it is recessed from forming face and the container to be formed and is set to container far from upper mold one end and the first forming tank for being connected to container, inner slide mould group includes the take-up housing being fixedly connected with lower die and the slide core that is slidably connected with take-up housing, each take-up housing is slidably connected with two slide cores.Mold provided by the utility model, structure are simple and conveniently stripped.

Description

Mold

Technical field

The utility model relates to injection molding fields, are related to a kind of mold by it.

Background technique

With the continuous development of science and technology, more and more products are made of injection molding, and required shape is made It then needs to carry out injection molding using corresponding mold.

Plastic mould requires certain draw taper to guarantee to demould, but some products are especially moulded for appearance Expect mold, tend not to the connection using screw, and uses the structure of back-off.

However, in the knockout course of product, back-off structure can the depanning direction to product generate interference, cause product without Method demoulds or occurs mold sticking.

It is therefore desirable to provide a kind of mold to solve the above problems.

Utility model content

The purpose of the utility model is to overcome above-mentioned technical problems, provide a kind of structure simple and conveniently stripped mold.

Technical solutions of the utility model are as follows：

A kind of mold, the mold are used to form the product that tool is buckled to, and the mold includes upper mold, opposite with the upper mold The lower die of setting, the lower mode for being set to the lower die middle section are embedded at the upper mold and abut with the lower mode Upper cores and the inner slide mould group being set to inside the lower mode, it is the upper mold, the lower die, the upper cores, described Lower mode and the inner slide mould group enclose forming cavity jointly, and the upper mold includes injection hole, the upper mold and the lower die cap Conjunction forms runner, and the runner is connected to the injection hole and the type chamber, the lower mode include abutting with the upper cores Top surface, the forming face that bending extends from the top surface to two sides, being recessed from the forming face container to be formed and is set to The container far from described upper mold one end and the first forming tank for being connected to the container, the inner slide mould group include with The take-up housing and the slide core being slidably connected with the take-up housing that the lower die is fixedly connected, each take-up housing and two A slide core is slidably connected, and the slide core further includes being set to its second molding far from described upper mold one end Slot, second forming tank and first forming tank cooperate, the back-off for shaped article.

Preferably, the inner slide mould group is contained in the container, and the take-up housing includes two about the sliding block The central axes of seat are centrosymmetric the sliding rail of distribution, and the sliding rail is obliquely installed along the upper mold to the lower die direction, institute Stating slide core includes that the fixed part of the sliding rail is matched and be embedded at the sliding rail shape, and two slide cores pass through The fixed part is slidably connected with the take-up housing.

Preferably, the upper cores include being embedded at the body part of the upper mold and by the body part and the lower die The a plurality of extension that the corresponding position of benevolence extends to the lower mode, the extension and the top surface abutting contact.

Preferably, from the upper mold to the direction of the lower die, the thickness of the lower mode is gradually increased.

Preferably, the quantity of the type chamber is two, axis of two type chambers about the lower mode length direction Line is symmetrical.

Compared with the relevant technologies, mold provided by the utility model has following beneficial to benefit：

By the way that the inner slide mould group is arranged come the back-off of shaped article, in the knockout course of product, pass through the cunning Block enters son relative to the sliding of the take-up housing to release interference of the product on stripping direction, it is ensured that product is in knockout course In stability, reliability.

Detailed description of the invention

Fig. 1 is the three-dimensional structure diagram using formed in mould one angle of product provided by the utility model；

Fig. 2 is the three-dimensional structure diagram of another angle of product shown in FIG. 1；

Fig. 3 is the three-dimensional assembling schematic diagram of mold provided by the utility model；

Fig. 4 is the stereochemical structure decomposing schematic representation of mold shown in Fig. 3；

Fig. 5 is cross-sectional view of the Fig. 3 along line A-A；

Fig. 6 is the upper mold of mold provided by the utility model and the structural decomposition diagram of the upper cores；

Fig. 7 is enlarged drawing of the mold shown in Fig. 4 in part B；

Fig. 8 is the decomposition diagram of the inner slide mould group of mold provided by the utility model.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work All other embodiment obtained, fall within the protection scope of the utility model.

It please get married refering to fig. 1 and Fig. 2, to use the molding product figure of mold 100 provided by the utility model, the product 200 include curved roof 21, the side wall 23 extended from the two sides of the roof 21, the inner surface for being set to the side wall 23 Back-off 25 and multiple through-holes 27 through the roof 21.

Please refer to Fig. 3 to Fig. 5, the mold 100 includes upper mold 1, the lower die 3 that is oppositely arranged with the upper mold 1, sets Be placed in the lower mode 5 of 3 middle section of lower die, the upper cores 7 that are embedded at the upper mold 1 and are abutted with the lower mode 5 with And it is set to the inner slide mould group 9 inside the lower mode 5.Wherein, the upper mold 1, the lower die 3, the upper cores 7, institute It states lower mode 5 and the inner slide mould group 9 encloses forming cavity 101 jointly, the upper mold 1 and the lid of the lower die 3 close and form runner 102。

In the present embodiment, the quantity of the type chamber 101 is two, and two type chambers 101 are about the lower mode 5 The central axes of length direction are symmetrical arranged.

Preferably, the runner 102 is connected to two type chambers 101 respectively.That is, in an injection moulding process In, respectively at two products 200 of molding in two type chambers 101.

Fig. 6 is please referred to, the upper mold 1 includes pressing plate 11 and the injection hole 13 for being set to the intermediate position of pressing plate 11. The outer surface that the pressing plate 11 is used to that the lower die 3 to be cooperated to form the product 200, the injection hole 13 pass through the runner 102 are connected to the type chamber 101, and the injection hole 13 is connect with external injection molding machine, for being molded into the type chamber 101.

Please refer to Fig. 7, the lower mode 5 include the top surface 51 abutted with the upper cores 7, from the top surface 51 to Two sides bending extend forming face 53, from the forming face 53 recess formed container 55 and be set to the container 55 Separate described 1 one end of upper mold and the first forming tank 57 being connected to the container 55.

The top surface 51 and the forming face 53 are used to form the inner surface of the product 200, and the container 55 is used for Accommodate the inner slide mould group 9.

Please referring particularly to Fig. 5, the container 55 includes the first container formed from the recess of forming face 53 described in side 551 and from the second container 553 that the recess of forming face 53 described in the other side is formed, first container 551 and described the Two containers 553 are shifted to install in the length direction of the lower mode 5, and first container 551 and second receiving Slot 553 is connected in the inside of the lower mode 5.

Preferably, from the upper mold 1 to the direction of the lower die 3, the thickness of the lower mode 5 is gradually increased.

It please recombine refering to Fig. 6, the upper cores 7 include being embedded at the body part 71 of the upper mold 5 and by described The a plurality of extension 73 that the position corresponding with the lower mode 5 of body part 71 extends to the lower mode 5.

It is parallel to each other between a plurality of extension 73 and is spaced setting, specifically, the extension 73 and the top surface 51 abutting contacts.

Fig. 8 is please referred to, the inner slide mould group 9 is contained in the container 55, wherein the inner slide mould group 9 is wrapped The slide core 93 for including the take-up housing 91 being fixedly connected with the lower die 3 and being slidably connected with the take-up housing 91.

The take-up housing 91 favours the upper mold 1 including two and is arranged to 3 direction of lower die and about the sliding block The sliding rail 911 of the central axes center symmetric setting of seat 91.

The slide core 93 includes matching with 911 shape of sliding rail and being embedded at the fixed part 931 of the sliding rail 911 And it is set to its second forming tank 933 far from described 1 one end of upper mold.

Second forming tank 933 cooperates first forming tank 57, the back-off 25 for shaped article 200.

In the present embodiment, each take-up housing 91 is slidably connected with two slide cores 93, specifically, two A slide core 93 is slidably connected by the fixed part 931 with the take-up housing 91.

By the way that the inner slide mould group 9 is arranged come the back-off 25 of shaped article, in the knockout course of product, by described Slide core 93 releases interference of the product on stripping direction relative to the sliding of the take-up housing 91, it is ensured that product 200 Stability, reliability during demoulding.

The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in Other relevant technical fields, are also included in the patent protection scope of the utility model.

Claims

1. a kind of mold, the mold is used to form the product of tool back-off, which is characterized in that the mold includes upper mold and institute State lower die that upper mold is oppositely arranged, the lower mode that is set to the lower die middle section, be embedded at the upper mold and with it is described under The upper cores that mode abuts and the inner slide mould group that is set to inside the lower mode, the upper mold, the lower die, it is described on Mode, the lower mode and the inner slide mould group enclose forming cavity jointly, and the upper mold includes injection hole, the upper mold and institute It states lower die cap to close to form runner, the runner is connected to the injection hole and the type chamber, the lower mode include and the upper mold Top surface that benevolence abuts, the forming face that bending extends from the top surface to two sides, be recessed from the forming face container to be formed with And the container is set to far from described upper mold one end and the first forming tank for being connected to the container, the inner slide mould Group includes the take-up housing being fixedly connected with the lower die and the slide core that is slidably connected with the take-up housing, each cunning Block is slidably connected with two slide cores, and the slide core further includes being set to its far from described upper mold one end Two forming tanks, second forming tank and first forming tank cooperate, the back-off for shaped article.

2. mold according to claim 1, which is characterized in that the inner slide mould group is contained in the container, described Take-up housing includes that two central axes about the take-up housing are centrosymmetric the sliding rail of distribution, and the sliding rail is along the upper mold It is obliquely installed to the lower die direction, the slide core includes matching with the sliding rail shape and being embedded at consolidating for the sliding rail Determine portion, two slide cores are slidably connected by the fixed part and the take-up housing.

3. mold according to claim 1, which is characterized in that the upper cores include the body part for being embedded at the upper mold And a plurality of extension extended from body part position corresponding with the lower mode to the lower mode, the extension With the top surface abutting contact.

4. mold according to claim 1-3, which is characterized in that from the upper mold to the direction of the lower die, The thickness of the lower mode is gradually increased.

5. mold according to claim 1-3, which is characterized in that the quantity of the type chamber is two, two institutes The central axes that type chamber is stated about the lower mode length direction are symmetrical.