CN211842949U

CN211842949U - Mould structure of magnifying glass

Info

Publication number: CN211842949U
Application number: CN201922128700.XU
Authority: CN
Inventors: 曹明轩; 杜大明; 王志文; 张彦军; 乐庆盛; 王颖
Original assignee: Wuyi University
Current assignee: Wuyi University
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-11-03
Anticipated expiration: 2029-11-29

Abstract

The utility model discloses a magnifying glass mould structure, including last mould benevolence, first mould benevolence and second mould benevolence, the middle part of first mould benevolence is provided with the boss, the boss is provided with the first recess that a plurality of is used for producing the handle, first mould benevolence is provided with the through-hole with first recess intercommunication, the through-hole sets up the both sides at the boss, the second mould benevolence sets up the below at first mould benevolence down, the second mould benevolence is provided with the core that can imbed completely in the first recess, it is provided with and forms the second recess that is used for producing the handle with first recess cooperation to go up the mould benevolence, and the cover is established and is used for producing the third recess of picture frame outside the core, first recess and. The parting surface is trapezoidal, so that the parting surface is positioned on two sides of the mirror frame, the mirror frame is prevented from forming flash, and the attractiveness of the magnifier is effectively improved.

Description

Mould structure of magnifying glass

Technical Field

The utility model relates to the field of molds, in particular to magnifying glass mold structure.

Background

When the existing magnifier is used for injection molding, the existing mode generally directly uses the middle position of the magnifier as a parting surface, but the design is easy to form flash, and the beauty of the magnifier is affected.

Disclosure of Invention

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a magnifying glass mould structure can eliminate the overlap.

According to the utility model discloses a magnifying glass mould structure of first aspect embodiment, including last mould benevolence, first lower mould benevolence and second lower mould benevolence, the middle part of first lower mould benevolence is provided with the boss, the boss is provided with the first recess that a plurality of is used for producing the handle, first lower mould benevolence is provided with the through-hole, the through-hole sets up the both sides of boss, second lower mould benevolence sets up the below of first lower mould benevolence, second lower mould benevolence is provided with and can imbeds completely core in the first recess, go up the mould benevolence be provided with first recess cooperation forms the second recess that is used for producing the handle, and the cover is established the core is used for producing the third recess of picture frame outward, first recess reaches the second recess with third recess intercommunication.

According to the utility model discloses magnifying glass mould structure has following beneficial effect at least: the parting surface is trapezoidal, so that the parting surface is positioned on two sides of the mirror frame, the mirror frame is prevented from forming flash, and the attractiveness of the magnifier is effectively improved.

According to the utility model discloses a some embodiments still include the cope match-plate pattern, the cope match-plate pattern is provided with the sprue gate, the boss is provided with a plurality of branches and waters, divide water with first recess intercommunication, go up mould benevolence and set up in the cope match-plate pattern and run through to divide the main of watering in watering. The mold can produce a plurality of products simultaneously.

According to the utility model discloses a some embodiments still include fore-set and push pedal, the fore-set cartridge is in the second lower mould benevolence and can slide in the second lower mould benevolence, the push pedal is fixed the fore-set, the fore-set is kept away from the one end of push pedal with the bottom of first lower mould benevolence offsets. The ejection column is pushed by the push plate, the first lower die core is pushed away from the second lower die core, so that the product is separated from the die core, and the product falls off under the action of gravity to finish the demoulding.

According to some embodiments of the utility model, first lower mould benevolence with be connected with a plurality of guide pillars between the second lower mould benevolence. The guiding function is realized, so that the first lower die core and the second lower die core can move along the fixed direction when sliding relatively.

According to some embodiments of the present invention, the upper plate and the upper mold core are fixedly connected by screws.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of an installation structure of an embodiment of the present invention;

fig. 2 is a schematic view of an installation structure between an upper mold core, a first lower mold core and a second lower mold core according to an embodiment of the present invention.

Reference numerals

An upper mold core 100; a first lower mold core 200; a second lower mold 300; a boss 210; a first groove 220; a through-hole 240; a core 310; a second groove 120; a third recess 110; an upper template 500; a gate 510; a branch gate 230; a push plate 400; a top pillar 410; a guide post 600.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, the magnifier mold structure includes an upper mold 100, a first lower mold 200 and a second lower mold 300, wherein a boss 210 is disposed in the middle of the first lower mold 200, the boss 210 is provided with a plurality of first grooves 220 for producing handles, the first lower mold 200 is provided with through holes 240, the through holes 240 are disposed on two sides of the boss 210, the second lower mold 300 is disposed below the first lower mold 200, the second lower mold 300 is provided with a mold core 310 capable of being completely embedded into the first grooves 220, the upper mold 100 is provided with a second groove 120 matched with the first grooves 220 to form handles, and a third groove 110 sleeved on the mold core 310 and externally used for producing a mirror frame, and the first groove 220 and the second groove 120 are communicated with the third groove 110.

In whole mould, the parting is personally submitted trapezoidally, and the die joint of handle still is in central line department, and the die joint of picture frame is located one of them side of picture frame to avoid the picture frame to form the overlap, effectively improve the aesthetic measure of magnifying glass.

In some embodiments, the core insert further comprises an upper mold plate 500, the upper mold plate 500 is provided with a sprue 510, the boss 210 is provided with a plurality of branch runners 230, the branch runners 230 are communicated with the first grooves 220, and a main runner penetrating into the branch runners 230 is disposed in the upper mold core 100 and the upper mold plate 500. Thereby realizing that one mould can produce a plurality of products at the same time. In this embodiment, a mold with four cavities is adopted, and molten plastic is poured into the main runner, and enters the first groove 220, the second groove 120 and the third groove 110 through the branch runner 230, so as to manufacture the magnifier.

In some embodiments, the insert further includes a top pillar 410 and a push plate 400, the top pillar 410 is inserted into the second lower mold core 300 and can slide in the second lower mold core 300, the push plate 400 fixes the top pillar 410, and an end of the top pillar 410 away from the push plate 400 abuts against the bottom of the first lower mold core 200. After the product is produced, the ejector pin 410 is pushed by the push plate 400, the ejector pin 410 pushes the first lower mold core 200 away from the second lower mold core 300, so that the product is released from the mold core 310, and after the product is released, the product drops under the action of gravity, and the demolding is completed.

In some embodiments, a plurality of guide pillars 600 are connected between the first lower mold core 200 and the second lower mold core 300. The guide post 600 plays a role in guiding, so that the first lower mold insert 200 and the second lower mold insert 300 can move along a fixed direction when sliding relatively, thereby preventing the first lower mold insert 200 and the second lower mold insert 300 from being staggered when the mold is opened or closed, and avoiding the damage to the product when the mold is closed or released.

In some embodiments, the upper mold plate 500 and the upper mold core 100 are fixedly connected by screws. The upper die plate 500 and the upper die core 100 are not separated in the using process, and the production safety is ensured.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. The magnifier mold structure is characterized by comprising an upper mold core (100), a first lower mold core (200) and a second lower mold core (300), wherein a boss (210) is arranged in the middle of the first lower mold core (200), the boss (210) is provided with a plurality of first grooves (220) for producing handles, the first lower mold core (200) is provided with a through hole (240), the through hole (240) is arranged on two sides of the boss (210), the second lower mold core (300) is arranged below the first lower mold core (200), the second lower mold core (300) is provided with a mold core (310) which can be completely embedded into the first grooves (220), the upper mold core (100) is provided with a second groove (120) which is matched with the first groove (220) to form a handle for production, and a third groove (110) which is sleeved on the mold core (310) and is used for producing a mirror frame, the first groove (220) and the second groove (120) communicate with the third groove (110).

2. The magnifier mold structure according to claim 1, further comprising an upper mold plate (500), wherein the upper mold plate (500) is provided with a pouring gate (510), the boss (210) is provided with a plurality of branch pouring channels (230), the branch pouring channels (230) are communicated with the first groove (220), and main pouring channels penetrating into the branch pouring channels (230) are arranged in the upper mold core (100) and the upper mold plate (500).

3. The magnifier mold structure according to claim 1, further comprising a top pillar (410) and a push plate (400), wherein the top pillar (410) is inserted into the second lower mold core (300) and can slide in the second lower mold core (300), the push plate (400) fixes the top pillar (410), and one end of the top pillar (410) away from the push plate (400) abuts against the bottom of the first lower mold core (200).

4. The magnifier mold structure according to claim 3, wherein a plurality of guide posts (600) are connected between the first lower mold core (200) and the second lower mold core (300).

5. The magnifier mold structure according to claim 2, wherein the upper template (500) and the upper mold core (100) are fixedly connected by screws.