CN218748839U

CN218748839U - Mold ejection structure

Info

Publication number: CN218748839U
Application number: CN202223368232.1U
Authority: CN
Inventors: 孙文豪; 杨梅; 孙玉森
Original assignee: Qingdao Yuechengda Mould Technology Co ltd
Current assignee: Qingdao Yuechengda Mould Technology Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-03-28
Anticipated expiration: 2032-12-14

Abstract

The utility model relates to an ejecting technical field of mould, the utility model provides an ejecting structure of mould, including the die holder, built-in chamber and push pedal, the top of die holder is provided with the mould main part, built-in chamber has been seted up to the inside of die holder, the internally mounted in built-in chamber has the push pedal, electric telescopic handle is installed to the bottom of push pedal, the both sides on push pedal top all are provided with the thimble, the top of thimble is provided with protective structure, the both sides of push pedal all are provided with guide structure, guide structure includes the guide post, built-in groove, supporting shoe and guide way, the both sides of push pedal are seted up to the guide way, the inside of guide way is provided with the guide post. The utility model discloses a set up guide structure, when the push pedal removed, the guide way can slide in the outside of guide post, utilizes the sliding structure that guide post and guide way constitute, can play the guide effect to the removal of push pedal to this makes the push pedal when removing, can be more stable, can not remove the shakiness because of the push pedal, leads to the thimble shake, influences the problem appearance of ejecting effect.

Description

Mold ejection structure

Technical Field

The utility model relates to an ejecting technical field of mould, in particular to ejecting structure of mould.

Background

The mold is a tool for molding a product, when the product is molded and cooled in the mold, the product needs to be subjected to demolding operation, and a mold ejection structure is needed for rapidly demolding the product in the mold;

the above-mentioned mould liftout structure has the defect:

patent document CN206520193U discloses a mold ejection structure, which is characterized in that, including bottom plate, setting thimble assembly, mould foot, mould frame and mould core on the bottom plate, thimble assembly includes connecting rod and core round pin, core round pin bottom is provided with the screw hole, connecting rod one end is provided with the screw thread, with the core round pin passes through screw hole threaded connection, and the connecting rod other end is provided with the screw hole, be provided with the through-hole on the bottom plate, the connecting rod stretch into to in the through-hole, be provided with the double plug in the through-hole. The utility model discloses simple structure easily changes the dismouting.

However, the mold ejection structure of the above publication mainly considers how to solve the problem of easy replacement and disassembly, and does not consider that the above mold ejection structure still has some problems in use:

1. when the electric push rod is used for pushing the push plate to drive the ejector pins to eject a product for demoulding, if the push plate is unstable in movement, the ejector pins can shake continuously, and certain influence can be caused on the demoulding effect;

2. the thimble is generally harder, if the material of product is softer, when utilizing the thimble to carry out ejecting operation to the product, the problem of damage can appear easily because of the problem of thimble in the product of softer material.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing an ejecting structure of mould for solve present foretell ejecting structure of mould and using electric putter to promote the push pedal and drive the thimble when ejecting the drawing of patterns of carrying out with the product, if the push pedal removes unstably, can lead to the thimble to shake constantly, can cause defects such as certain influence to the drawing of patterns effect.

(II) contents of utility model

In order to solve the technical problem, the utility model provides a following technical scheme: the die ejection structure comprises a die holder, a built-in cavity and a push plate, wherein a die main body is arranged at the top end of the die holder, and the built-in cavity is formed in the die holder;

a push plate is arranged in the built-in cavity, and an electric telescopic rod is arranged at the bottom end of the push plate;

the die comprises a die body and is characterized in that ejector pins are arranged on two sides of the top end of the push plate, a protection structure is arranged on the top end of each ejector pin, guide structures are arranged on two sides of the push plate and comprise guide posts, built-in grooves, supporting blocks and guide grooves, the guide grooves are formed in two sides of the push plate, the guide posts are arranged inside the guide grooves, the supporting blocks are fixed at the bottom ends of the ejector pins, and the built-in grooves are formed in two sides of the inside of the die body.

Preferably, electric telescopic handle is provided with a plurality of groups, a plurality of groups electric telescopic handle is in the equidistant distribution of bottom of push pedal.

Preferably, the outer diameter of the guide post is smaller than the inner diameter of the guide groove, and the guide post and the guide groove form a sliding structure.

Preferably, the guide grooves are arranged in two groups, and the guide grooves are symmetrically distributed on two sides of the push plate.

Preferably, protective structure includes rubber sleeve, mounting groove and installation piece, the rubber sleeve sets up in the top of thimble, the mounting groove has been seted up to the inside of rubber sleeve.

Preferably, the mounting groove is internally provided with a mounting block, and the bottom end of the mounting block is fixedly connected with the ejector pin.

Preferably, the inside of mounting groove is provided with the internal thread, the outside of installation piece is provided with the external screw thread, the mounting groove has the installation piece to constitute helicitic texture.

(III) advantageous effects

The utility model provides an ejecting structure of mould, its advantage lies in: by arranging the guide structure, when the push plate moves, the guide groove can slide outside the guide post, and the sliding structure formed by the guide post and the guide groove can guide the movement of the push plate, so that the push plate can be more stable when moving, and the problem that the ejector pin shakes to influence the ejection effect due to unstable movement of the push plate can be solved;

through setting up protective structure, at the top installation rubber sleeve of thimble, utilize the rubber sleeve direct and product contact, the rubber sleeve of soft material compares in the thimble of harder material, can be better protect the product, prevents that the product from receiving the problem that the deformation appears in pressure.

Drawings

In order to more clearly illustrate the embodiments of the present invention 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 described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic front sectional view of the guiding structure of the present invention;

fig. 3 is a schematic diagram of the three-dimensional structure of the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

The reference numerals in the figures illustrate: 1. a die holder; 2. a cavity is arranged inside; 3. pushing the plate; 4. an electric telescopic rod; 5. a guide structure; 501. a guide post; 502. a built-in groove; 503. a support block; 504. a guide groove; 6. a mold body; 7. a thimble; 8. a protective structure; 801. a rubber sleeve; 802. mounting grooves; 803. and (7) installing the block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

Please refer to fig. 1-4, the utility model provides a mold ejection structure, including die holder 1, built-in chamber 2 and push pedal 3, the top of die holder 1 is provided with mold main body 6, built-in chamber 2 has been seted up to the inside of die holder 1, the internally mounted of built-in chamber 2 has push pedal 3, electric telescopic handle 4 is installed to the bottom of push pedal 3, the both sides on push pedal 3 top all are provided with thimble 7, the top of thimble 7 is provided with protective structure 8, the both sides of push pedal 3 all are provided with guide structure 5, guide structure 5 includes guide post 501, built-in groove 502, supporting shoe 503 and guide way 504, guide way 504 is seted up in the both sides of push pedal 3, the inside of guide way 504 is provided with guide post 501, the bottom mounting of thimble 7 has supporting shoe 503, built-in groove 502 has been seted up to the inside both sides of mold main body 6, electric telescopic handle 4 is provided with a plurality of groups, a plurality of groups electric telescopic handle 4 are at the equidistant distribution in the bottom of push pedal 3, the external diameter of guide post 501 is less than the internal diameter of guide way 504, guide post 501 constitutes sliding structure with guide way 504, guide way 504 is provided with two sets of two sets, guide way 504 is the symmetric distribution in the both sides of push pedal 3.

The working principle of the mold ejection structure based on the first embodiment is as follows: product shaping, after the cooling, start electric telescopic handle 4 and promote push pedal 3 and drive thimble 7 rebound, utilize thimble 7 alright to carry out ejecting operation to the product, wherein, when push pedal 3 removes, guide way 504 can slide in the outside of guide post 501, utilize the sliding structure that guide post 501 and guide way 504 constitute, can play the guide effect to the removal of push pedal 3, with this make push pedal 3 when removing, can be more stable, and, the fixed supporting shoe 503 in thimble 7 bottom can improve the stability in thimble 7 bottom, make it can not be when being promoted by push pedal 3, constantly shake, influence the drawing of patterns effect.

Example two

This embodiment still includes: protective structure 8 includes rubber sleeve 801, mounting groove 802 and installation piece 803, and rubber sleeve 801 sets up in the top of thimble 7, and mounting groove 802 has been seted up to the inside of rubber sleeve 801, and the inside of mounting groove 802 is provided with installation piece 803, and the bottom and thimble 7 fixed connection of installation piece 803, and the inside of mounting groove 802 is provided with the internal thread, and the outside of installation piece 803 is provided with the external screw thread, and mounting groove 802 has installation piece 803 to constitute helicitic texture.

In this embodiment, by using the threaded connection between the mounting groove 802 and the mounting block 803, the rubber sleeve 801 can be screwed on the top of the thimble 7, when the thimble 7 is used to eject a product, the rubber sleeve 801 directly contacts with the product, and the rubber sleeve 801 made of soft material can better protect the product compared with the thimble 7 made of hard material, thereby preventing the product from deforming under pressure.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The mold ejection structure comprises a mold base (1), a built-in cavity (2) and a push plate (3), and is characterized in that: the die comprises a die holder (1), a die body (6) and a built-in cavity (2), wherein the die body is arranged at the top end of the die holder (1);

a push plate (3) is arranged in the built-in cavity (2), and an electric telescopic rod (4) is arranged at the bottom end of the push plate (3);

the die is characterized in that ejector pins (7) are arranged on two sides of the top end of the push plate (3), a protection structure (8) is arranged on the top end of each ejector pin (7), guide structures (5) are arranged on two sides of the push plate (3), each guide structure (5) comprises a guide post (501), a built-in groove (502), a supporting block (503) and a guide groove (504), the guide grooves (504) are arranged on two sides of the push plate (3), the guide posts (501) are arranged in the guide grooves (504), the supporting blocks (503) are fixed at the bottom ends of the ejector pins (7), and the built-in grooves (502) are arranged on two sides of the interior of the die body (6).

2. The mold ejection structure according to claim 1, wherein: the electric telescopic rods (4) are provided with a plurality of groups, and the electric telescopic rods (4) are distributed at equal intervals at the bottom ends of the push plates (3).

3. The mold ejection structure according to claim 1, wherein: the outer diameter of the guide column (501) is smaller than the inner diameter of the guide groove (504), and the guide column (501) and the guide groove (504) form a sliding structure.

4. The mold ejection structure according to claim 1, wherein: the guide grooves (504) are arranged in two groups, and the guide grooves (504) are symmetrically distributed on two sides of the push plate (3).

5. The mold ejection structure according to claim 1, wherein: protective structure (8) include rubber sleeve (801), mounting groove (802) and installation piece (803), rubber sleeve (801) set up in the top of thimble (7), mounting groove (802) have been seted up to the inside of rubber sleeve (801).

6. The mold ejection structure according to claim 5, wherein: the inside of mounting groove (802) is provided with installation piece (803), and the bottom and thimble (7) fixed connection of installation piece (803).

7. The mold ejection structure according to claim 5, wherein: the mounting groove (802) is internally provided with internal threads, the mounting block (803) is externally provided with external threads, and the mounting groove (802) is provided with the mounting block (803) to form a thread structure.