CN215791577U

CN215791577U - Injection mold for producing rear shell product

Info

Publication number: CN215791577U
Application number: CN202122040623.XU
Authority: CN
Inventors: 林小龙
Original assignee: Suzhou Gaojingqin Prec Mold Co ltd
Current assignee: Suzhou Gaojingqin Prec Mold Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-02-11
Anticipated expiration: 2031-08-27

Abstract

The utility model relates to an injection mold for producing a rear shell product, which comprises an upper mold, a lower mold, a mold core arranged in the lower mold, a forming cavity arranged between the mold core and the upper mold, a cooling water pipe arranged in the upper mold, a pouring gate arranged above the upper mold and a jacking mechanism. The injection molding product is cooled and molded through the cooling water pipe, so that the cooling and molding time is effectively shortened, and the processing efficiency is greatly improved; the upper side and the lower side of the forming cavity are provided with inserting rods, so that the injection molding of a through hole of a product is realized; a stop block and an insert block are respectively arranged above and at the side edge of the forming cavity, so that the injection molding of the notch of the product is conveniently realized; during the die sinking, the dog and the inserted block drive the removal through last mounting panel and stretching the cylinder respectively, then stretch the mechanism through the top again and ejecting with the shaping product, accomplish the product drawing of patterns, and the ejector pin evenly distributed is in the below in shaping chamber to make the even atress of product, avoid the product damaged, improve drawing of patterns efficiency and drawing of patterns quality greatly.

Description

Injection mold for producing rear shell product

Technical Field

The utility model relates to the technical field of injection molding processing, in particular to an injection mold for producing a rear shell product.

Background

An injection mold is a tool for producing plastic products and also a tool for giving the plastic products complete structure and precise dimensions. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.

The injection mold is an important process equipment for producing various industrial products, and with the rapid development of the plastic industry and the popularization and application of plastic products in the industrial departments of aviation, aerospace, electronics, machinery, ships, automobiles and the like, the requirements of the products on the mold are higher and higher, and the traditional mold design method cannot meet the current requirements. The mold is widely applied, and the product member forming processing in the modern manufacturing industry almost needs to be completed by using the mold.

At present, a rear shell product mainly adopts a plastic material, belongs to a plastic product, has a complex structure and is produced by adopting a mode of injection molding and processing molding of a mold. The traditional injection mold has a long design period, and an optimal pouring system and a cooling system are difficult to obtain, so that the requirements of people on products cannot be met. The existing injection molding processing of the rear shell product is easy to cause local accumulation of injection molding materials, the cooling effect is relatively poor, the quality of a finished product is low, defective products are easy to occur, the qualification rate of product processing is reduced, and the requirement of product personalized production is difficult to meet.

Therefore, the injection mold for producing the rear shell product is provided, the problems in the prior art are solved, and the injection mold has important significance for application and popularization.

SUMMERY OF THE UTILITY MODEL

In view of this, the present application aims to provide an injection mold for producing a back shell product, so as to achieve personalized injection molding processing of the back shell product, greatly improve processing quality and processing efficiency, and facilitate improvement of the qualification rate of product processing.

In order to achieve the above object, the present application provides the following technical solutions.

An injection mold for producing a rear shell product comprises an upper mold, a lower mold, a mold core arranged in the lower mold, a forming cavity arranged between the mold core and the upper mold, a cooling water pipe arranged in the upper mold, a pouring gate arranged above the upper mold and a jacking and stretching mechanism;

an upper mounting plate is arranged above the upper die, supporting plates are respectively arranged on two sides below the lower die, a lower mounting plate is arranged on one side of each supporting plate away from the lower die, and the upper mounting plate, the upper die, the lower die, the supporting plates and the lower mounting plate are sequentially connected through first guide pillars;

the die core is fixed on two sides of the lower die through the mounting frame, a guide rod is arranged on one side, located on the first guide post, of the lower die, the guide rod penetrates through the lower die and the upper die in sequence, an inner insertion rod corresponding to the guide rod is arranged on the upper mounting plate, and position limitation of the upper die and the lower die is further achieved when the die is opened and closed conveniently.

Preferably, a stop block is arranged above the forming cavity, the stop block is arranged in the upper die, and the stop block is fixed on the upper mounting plate through a fixing frame.

Preferably, one side of one-tenth die cavity is provided with the inserted block, the inserted block sets up the one side at the mold core, and inserted block one side is provided with the removal subassembly, the removal subassembly drives the inserted block and removes.

Preferably, the moving assembly comprises a stretching cylinder, a connecting plate and a supporting frame, the supporting frame is fixed on the lower die, the stretching cylinder is fixed on one side of the supporting frame, the stretching cylinder is fixedly connected with one side of the connecting plate through a telescopic rod, and the other side of the connecting plate is fixedly connected with the insert block.

Preferably, a guide seat is arranged on one side of the upper die, a positioning seat corresponding to the guide seat is arranged on the lower die, communicated inclined holes are correspondingly arranged on the guide seat and the positioning seat, and a guide rod is arranged in each inclined hole.

Preferably, the ejection mechanism comprises a push plate and an ejector rod, one end of the ejector rod is fixed on the push plate, and the other end of the ejector rod penetrates through the lower die and the die core and is arranged below the forming cavity.

Preferably, the push plate comprises a first push plate and a second push plate, the first push plate is arranged on one side close to the lower die, the second push plate is arranged on one side far away from the lower die, and the first push plate and the second push plate are fixedly connected through a bolt.

Preferably, an inserting rod is arranged above the second push plate and sequentially penetrates through the lower die and the die core so as to realize the processing of a through hole of a product.

Preferably, be provided with the apical grafting between first push pedal and the second push pedal, be provided with the fore-set in the apical grafting, in the fore-set one end penetrated the lower mould, the other end passed lower mounting panel, the fore-set was located the mounting panel below and is provided with the apical pore.

Preferably, the lower die is provided with a support column below, the support column passes first push pedal and second push pedal in proper order, and passes through the bolt fastening on the mounting panel down.

The beneficial technical effects obtained by the utility model are as follows:

1) the utility model has simple integral structure and accurate assembly, realizes the individualized injection molding processing of the rear shell product, meets the injection molding requirement of the special appearance of the rear shell product, greatly improves the processing quality and the processing efficiency, and is beneficial to improving the qualification rate of the product processing;

2) according to the utility model, the upper die is internally provided with the cooling water pipe to cool and form the injection molding product, so that the cooling and forming time is effectively shortened, and the processing efficiency is greatly improved; the upper side and the lower side of the forming cavity are provided with inserting rods, so that the injection molding of a through hole of a product is realized; a stop block and an insert block are respectively arranged above and at the side edge of the forming cavity, so that the injection molding of the notch of the product is conveniently realized; during the die sinking, the dog and the inserted block drive the removal through last mounting panel and stretching the cylinder respectively, then stretch the mechanism through the top again and ejecting with the shaping product, accomplish the product drawing of patterns, and the ejector pin evenly distributed is in the below in shaping chamber to make the even atress of product, avoid the product damaged, improve drawing of patterns efficiency and drawing of patterns quality greatly.

The foregoing description is only an overview of the technical solutions of the present application, and in order to make the technical means of the present application more clearly understood and to make the same practical in accordance with the content of the description, and to make the above and other objects, features, and advantages of the present application more apparent, the following is a preferred embodiment of the present application and is described in detail with reference to the accompanying drawings.

The above and other objects, advantages and features of the present application will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic diagram of an injection mold for producing a backshell product according to an embodiment of the present disclosure;

FIG. 2 is a schematic view of the internal structure of a mold 1 according to an embodiment of the present disclosure;

FIG. 3 is a schematic view of the internal structure of a mold according to an embodiment of the present disclosure 2;

FIG. 4 is a schematic structural diagram of a mold core, a mounting frame, and a moving assembly according to an embodiment of the disclosure;

fig. 5 is a schematic structural diagram of a jacking mechanism and a moving assembly according to an embodiment of the disclosure.

In the above drawings: 110. an upper die; 120. a lower die; 130. a mold core; 140. a mounting frame; 150. a cooling water pipe; 160. a pouring gate; 170. a guide seat; 180. positioning seats; 210. an upper mounting plate; 220. a support plate; 230. a lower mounting plate; 240. a support pillar; 250. a first guide post; 260. a guide bar; 270. an inner inserted rod; 310. a stopper; 320. a fixed mount; 330. inserting a block; 340. stretching the air cylinder; 350. a connecting plate; 360. a support frame; 410. a first push plate; 420. a second push plate; 430. a top bar; 440. a second guide post; 450. a spring; 460. jacking and sleeving; 470. a top pillar; 500. and (4) a rear shell product.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. In the following description, specific details such as specific configurations and components are provided only to help the embodiments of the present application be fully understood. Accordingly, it will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the present application. In addition, descriptions of well-known functions and constructions are omitted in the embodiments for clarity and conciseness.

It should be appreciated that reference throughout this specification to "one embodiment" or "the embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrase "one embodiment" or "the present embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Further, the present application may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.

The term "and/or" herein is merely an association describing an associated object, meaning that three relationships may exist, e.g., a and/or B, may mean: a exists alone, B exists alone, and A and B exist at the same time, and the term "/and" is used herein to describe another association object relationship, which means that two relationships may exist, for example, A/and B, may mean: a alone, and both a and B alone, and further, the character "/" in this document generally means that the former and latter associated objects are in an "or" relationship.

The term "at least one" herein is merely an association relationship describing an associated object, and means that there may be three relationships, for example, at least one of a and B, may mean: a exists alone, A and B exist simultaneously, and B exists alone.

It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion.

As shown in fig. 1 to 5, an injection mold for producing a back shell product includes an upper mold 110, a lower mold 120, a mold core 130 disposed in the lower mold 120, a molding cavity disposed between the mold core 130 and the upper mold 110, a cooling water pipe 150 disposed in the upper mold 110, a gate 160 disposed above the upper mold 110, and a top-extension mechanism.

An upper mounting plate 210 is arranged above the upper die 110, support plates 220 are respectively arranged on two sides of the lower portion of the lower die 120, a lower mounting plate 230 is arranged on one side, away from the lower die 120, of the support plate 220, and the upper mounting plate 210, the upper die 110, the lower die 120, the support plate 220 and the lower mounting plate 230 are sequentially connected through a first guide pillar 250.

Further, a guide rod 260 is arranged on one side of the lower die 120, which is located on the first guide post 250, the guide rod 260 sequentially penetrates through the lower die 120 and the upper die 110, and an inner insert rod 270 corresponding to the guide rod 260 is arranged on the upper mounting plate 210, so that position limitation of the upper die 110 and the lower die 120 is further realized when the dies are opened and closed.

Further, the upper die 110 and the lower die 120 are provided with sleeves at the positions of the first guide pillars 250, and the first guide pillars 250 penetrate through the sleeves to realize the limitation of the relative positions from top to bottom.

Further, the number of the first guide pillars 250 is 4, and the 4 first guide pillars 250 are respectively arranged at four corners of the mold.

Further, the sprue gate 160 is communicated with the molding cavity through a sprue pipe, so that injection molding of the rear shell product is realized.

Referring to fig. 3, a guide seat 170 is disposed on one side of the upper mold 110, a positioning seat 180 corresponding to the guide seat 170 is disposed on the lower mold 120, and communicated inclined holes are correspondingly disposed on the guide seat 170 and the positioning seat 180, and guide rods are disposed in the inclined holes.

Furthermore, the two sides of the guide seat 170 are fixed on the upper die 110 through bolts, a limit groove is arranged above the guide seat 170, the aperture of the limit groove is larger than that of the inclined hole, the limit groove is used for driving the guide rod to move, and position limitation when the upper die 110 and the lower die 120 are opened and closed is realized through the guide rod.

Furthermore, the lower part of the guide rod is of a sphere structure, so that the guide rod can move in the inclined hole conveniently.

Further, a stopper 310 is disposed above the molding cavity, the stopper 310 is disposed in the upper mold 110, and the stopper 310 is fixed to the upper mounting plate 210 by a fixing frame 320.

Further, a connecting hole is formed in one end, located on the upper mounting plate 210, of the first guide pillar 250, and the connecting hole is used for being connected with a power mechanism on an injection molding machine; an intermediate plate is arranged between the upper mounting plate 210 and the upper die 110, and a through groove is arranged at the position of the upper mounting plate 210, which is just opposite to the stopper 310, so that the upper mounting plate 210 drives the stopper 310 to move relative to the upper die 110, thereby facilitating the demoulding of products.

Further, a positioning sleeve is arranged on the side of the upper die 110, and an inserting plate corresponding to the positioning sleeve is arranged on the upper mounting plate 210, so that the position of the upper mounting plate 210 relative to the upper die 110 is limited.

In one embodiment, an insert 330 is disposed at one side of the molding cavity, the insert 330 is disposed at one side of the mold core 130, and a moving component is disposed at one side of the insert 330, and the moving component drives the insert 330 to move.

The moving assembly comprises a stretching cylinder 340, a connecting plate 350 and a supporting frame 360, the supporting frame 360 is fixed on the lower die 120, the stretching cylinder 340 is fixed on one side of the supporting frame 360, the stretching cylinder 340 is fixedly connected with one side of the connecting plate 350 through a telescopic rod, and the other side of the connecting plate 350 is fixedly connected with the inserting block 330.

The ejecting and extending mechanism comprises a push plate and an ejecting rod 430, one end of the ejecting rod 430 is fixed on the push plate, and the other end of the ejecting rod 430 penetrates through the lower die 120 and the die core 130 and is arranged below the forming cavity.

Referring to fig. 4, the push plate includes a first push plate 410 and a second push plate 420, the first push plate 410 is disposed at a side close to the lower mold 120, the second push plate 420 is disposed at a side away from the lower mold 120, and the first push plate 410 and the second push plate 420 are fixedly coupled by a bolt.

An insert rod is arranged above the second push plate 420, the insert rod sequentially passes through the first push plate 410, the lower die 120 and the die core 130, and one end of the insert rod is fixed below the first push plate 410 to realize the processing of a through hole of a product.

Further, the mold core 130 is fixed to both sides of the lower mold 120 by a mounting frame 140. A support column 240 is arranged below the lower die 120, and the support column 240 sequentially passes through the first push plate 410 and the second push plate 420 and is fixed on the lower mounting plate 230 through bolts.

Further, a second guide pillar 440 is disposed at four corners above the second push plate 420, and sequentially passes through the first push plate 410 and the lower mold 120, and a spring 450 is sleeved between the second guide pillar 440 and the first push plate 410 and the lower mold 120, so that the push plate moves along the direction of the second guide pillar 440, and the push plate is driven to return by the elasticity of the spring 450.

Referring to fig. 5, a top sleeve 460 is arranged between the first push plate 410 and the second push plate 420, a top pillar 470 is arranged in the top sleeve 460, one end of the top pillar 470 penetrates into the lower mold 120, the other end of the top pillar passes through the lower mounting plate 230, a top hole is arranged below the lower mounting plate 230, and the top hole is used for being matched with a power mechanism on an injection molding machine to drive the push plates to move when in use.

When the injection mold for producing the postharvest shell product is used, the mold is arranged on an injection molding machine, and the injection molding machine drives the upper mounting plate 210 and the upper mold 110 to synchronously move, so that the upper mold 110 and the lower mold 120 are opened and closed; casting molding is realized through a pouring gate; after molding, the mold is opened, the upper mounting plate 210 drives the stopper 310 and the stretching cylinder 340 to drive the insert block 330 to move to one side far away from the mold core 130, then the injection molding machine drives the first push plate 410 and the second push plate 420 in the top stretching mechanism to move synchronously, and the first push plate 410 and the second push plate 420 drive the ejector rod 430 to move, so that the demolding of the molded product is completed.

The above description is only a preferred embodiment of the present invention, and it is not intended to limit the scope of the present invention, and various modifications and changes may be made by those skilled in the art. Variations, modifications, substitutions, integrations and parameter changes of the embodiments may be made without departing from the principle and spirit of the utility model, which may be within the spirit and principle of the utility model, by conventional substitution or may realize the same function.

Claims

1. An injection mold for producing a rear shell product is characterized by comprising an upper mold (110), a lower mold (120), a mold core (130) arranged in the lower mold (120), a molding cavity arranged between the mold core (130) and the upper mold (110), a cooling water pipe (150) arranged in the upper mold (110), a pouring gate (160) arranged above the upper mold (110) and a top extension mechanism;

an upper mounting plate (210) is arranged above the upper die (110), two sides below the lower die (120) are respectively provided with a supporting plate (220), one side, away from the lower die (120), of the supporting plate (220) is provided with a lower mounting plate (230), and the upper mounting plate (210), the upper die (110), the lower die (120), the supporting plate (220) and the lower mounting plate (230) are sequentially connected through a first guide pillar (250);

the die core (130) is fixed on two sides of the lower die (120) through the mounting frame (140), a guide rod (260) is arranged on one side, located on the first guide post (250), of the lower die (120), the guide rod (260) sequentially penetrates through the lower die (120) and the upper die (110), an inner insertion rod (270) corresponding to the guide rod (260) is arranged on the upper mounting plate (210), and position limitation of the upper die (110) and the lower die (120) is further achieved when the die is opened and closed conveniently.

2. The injection mold for producing the rear shell product as claimed in claim 1, wherein a stopper (310) is disposed above the molding cavity, the stopper (310) is disposed in the upper mold (110), and the stopper (310) is fixed on the upper mounting plate (210) by a fixing frame (320).

3. The injection mold for producing the rear shell product as claimed in claim 1, wherein an insert block (330) is arranged on one side of the forming cavity, the insert block (330) is arranged on one side of the mold core (130), and a moving component is arranged on one side of the insert block (330), and drives the insert block (330) to move.

4. The injection mold for producing the rear shell product as claimed in claim 3, wherein the moving assembly comprises a stretching cylinder (340), a connecting plate (350) and a supporting frame (360), the supporting frame (360) is fixed on the lower mold (120), the stretching cylinder (340) is fixed on one side of the supporting frame (360), the stretching cylinder (340) is fixedly connected with one side of the connecting plate (350) through a telescopic rod, and the other side of the connecting plate (350) is fixedly connected with the insert block (330).

5. The injection mold for producing the rear shell product as claimed in claim 1, wherein a guide seat (170) is provided at one side of the upper mold (110), a positioning seat (180) corresponding to the guide seat (170) is provided on the lower mold (120), and communicated inclined holes are correspondingly provided on the guide seat (170) and the positioning seat (180), and a guide rod is provided in the inclined hole.

6. The injection mold for producing the rear shell product as claimed in claim 1, wherein the ejecting mechanism comprises a push plate and a top bar (430), one end of the top bar (430) is fixed on the push plate, and the other end of the top bar passes through the lower mold (120) and the mold core (130) and is arranged below the molding cavity.

7. The injection mold for producing a rear shell product as claimed in claim 6, wherein the push plate comprises a first push plate (410) and a second push plate (420), the first push plate (410) is disposed at a side close to the lower mold (120), the second push plate (420) is disposed at a side far from the lower mold (120), and the first push plate (410) and the second push plate (420) are fixedly connected by a bolt.

8. The injection mold for producing the rear shell product as claimed in claim 7, wherein an insert rod is arranged above the second push plate (420), and the insert rod sequentially passes through the lower mold (120) and the mold core (130) to realize the processing of the through hole of the product.

9. The injection mold for producing the rear shell product as claimed in claim 7, wherein a top sleeve (460) is arranged between the first push plate (410) and the second push plate (420), a top column (470) is arranged in the top sleeve (460), one end of the top column (470) penetrates into the lower mold (120), the other end of the top column penetrates through the lower mounting plate (230), and a top hole is arranged below the lower mounting plate (230) of the top column (470).

10. The injection mold for producing the rear shell product as claimed in claim 7, wherein a support column (240) is arranged below the lower mold (120), and the support column (240) sequentially passes through the first push plate (410) and the second push plate (420) and is fixed on the lower mounting plate (230) through a bolt.