CN209955228U

CN209955228U - null

Info

Publication number: CN209955228U
Application number: CN201920709799.XU
Authority: CN
Inventors: 邓源基
Original assignee: Zhongshan Huifeng Medical Packing Technology Co ltd
Current assignee: Zhongshan Huifeng Medical Packing Technology Co ltd
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-01-17
Anticipated expiration: 2029-05-17

Abstract

null

Description

Public demoulding mechanism contracts

Technical Field

The utility model relates to the technical field of molds, especially, relate to public demoulding mechanism contracts.

Background

The mould is various moulds which can obtain the required products by injection molding, blow molding, extrusion, die casting or forging and pressing molding; the mold realizes the processing of the appearance of the object mainly through the change of the physical state of the formed material.

When the finished product is taken out of the mold, no matter a single or multi-element ejection structure is adopted, the ejection action is finished once, but in many cases, the molded product cannot be ejected out of the mold cavity by one-time ejection operation, and at the moment, secondary ejection operation is required;

however, the existing secondary ejection structure is relatively complex, so that a demolding mechanism which is simple in structure and easy to implement needs to be designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems found in the background art and providing a public demoulding mechanism.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a retractable demoulding mechanism comprises a base plate, wherein a base plate is fixedly arranged on the upper surface of the base plate through square iron, a thimble base plate is placed on the upper surface of the base plate, a top rod is fixedly arranged on the thimble base plate and is in interference fit with the top rod, a thimble panel is placed on the upper surface of the thimble base plate, a thimble is fixedly arranged on the thimble base plate, the upper end of the thimble penetrates through the thimble panel, an ejector sleeve is fixedly arranged on the upper surface of the thimble panel, a square pin is arranged between the ejector sleeve and the thimble, a sliding structure is arranged between the ejector sleeve and the thimble, a solid male plate is fixedly arranged on the base plate, a push plate is fixedly arranged on the solid male plate, an A plate is placed on the push plate, a hot runner plate is fixedly arranged on the upper surface of the A plate, a panel is placed on the upper surface of the hot runner plate, and a pull rod is arranged between the panel and the hot runner plate.

In foretell public demoulding mechanism contracts, sliding structure contains two sliding blocks and two spouts, the upper end fixed mounting of thimble has two sliding blocks, seted up two spouts on the inner wall of department's section of thick bamboo, and the sliding block is located corresponding spout respectively.

In the above-mentioned male and female demoulding mechanism, the end surface of the ejector sleeve far from the thimble panel 16 is plated with titanium or zirconium alloy.

In the public demoulding mechanism that contracts, the guiding hole has all been seted up on A board, the push pedal, the last fixed surface of backing plate installs the guide post, and the upper end of guide post passes two guiding holes in proper order.

In the above-mentioned male-contracting and demoulding mechanism, the push plate and the male fixing plate are fixedly mounted together by a screw.

In the above-mentioned male demoulding mechanism that contracts, the thread groove has been seted up on the hot runner plate, threaded hole has been seted up on the A board, and threaded connection has a bolt between hot runner plate, the A board, and bolt threaded connection is on threaded hole and thread groove.

Compared with the prior art, the utility model discloses the advantage lies in:

1: adopt interference fit's fixed mode to fix between thimble bottom plate and the top rod for the thimble can carry out secondary drawing of patterns operation through the effort that the increase was applyed to the top rod after accomplishing a drawing of patterns operation, and whole drawing of patterns is easy and simple to handle.

2: the cooperation of spout and sliding block ensures that the thimble is more stable when taking place relative slip between the department section of thick bamboo.

3: the arrangement of the square pin enables the ejector sleeve to have a limiting effect on the ejector pin, so that the ejector pin can only move in the ejector sleeve and cannot deflect in the ejector sleeve.

In conclusion, the male-shrinkage demoulding mechanism can rapidly complete secondary demoulding operation, is simple and convenient in integral demoulding operation, and is convenient for smoothly ejecting a formed product out of a mould cavity.

Drawings

Fig. 1 is a schematic structural view of a male shrinkage and demolding mechanism provided by the present invention;

fig. 2 is an enlarged schematic view of the structure of the part a of the present invention.

In the figure: the ejector pin comprises a sliding block 1, an ejector sleeve 2, a square pin 3, ejector pins 4, ejector rods 5, a face plate 6, a hot runner plate 7, a plate 8A, a push plate 9, a male fixing plate 10, a backing plate 11, square iron 12, a bottom plate 13, a pull rod 14, an ejector pin bottom plate 15 and an ejector pin face plate 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1, the retractable demolding mechanism comprises a base plate 13, a base plate 11 is fixedly mounted on the upper surface of the base plate 13 through a square iron 12, a thimble base plate 15 is placed on the upper surface of the base plate 13, a thimble rod 5 is fixedly mounted on the thimble base plate 15, the thimble base plate 15 and the thimble rod 5 are in interference fit, a thimble panel 16 is placed on the upper surface of the thimble base plate 15, a thimble 4 is fixedly mounted on the thimble base plate 15, the upper end of the thimble 4 penetrates through the thimble panel 16, and a ejector sleeve 2 is fixedly mounted on the upper surface of the thimble panel 16.

The end face, far away from the thimble panel 16, of the ejector sleeve 2 is plated with titanium and zirconium alloy, so that the strength of the ejector sleeve 2 is increased, the service life of the ejector sleeve 2 is prolonged, the square pin 3 is arranged between the ejector sleeve 2 and the thimble 4, the ejector sleeve 2 has a limiting effect on the thimble 4 due to the arrangement of the square pin 3, the thimble 4 can only move in the ejector sleeve 2, and deflection cannot occur in the ejector sleeve 2.

Be equipped with sliding construction between department section of thick bamboo 2 and the thimble 4, sliding construction contains two sliding blocks 1 and two spouts, and the upper end fixed mounting of thimble 4 has two sliding blocks 1, has seted up two spouts on the inner wall of department section of thick bamboo 2, and sliding block 1 is located corresponding spout respectively, and is more stable when guaranteeing to take place relative slip between thimble 4 and the department section of thick bamboo 2 through the cooperation of spout and sliding block 1.

Fixed mounting has solid public board 10 on the backing plate 11, and fixed mounting has a push pedal 9 on solid public board 10, has placed A board 8 on the push pedal 9, and the last fixed surface of A board 8 installs a hot runner plate 7, and through screw fixed mounting together between push pedal 9 and the solid public board 10, the fixed mode that adopts the fix with screw makes push pedal 9 and solid between the public board 10 dismouting easy and simple to handle.

A panel 6 has been placed to the upper surface of hot runner plate 7, install pull rod 14 between panel 6, the hot runner plate 7, the guiding hole has all been seted up on A board 8, the push pedal 9, the last fixed surface of backing plate 11 installs the guide post, and the upper end of guide post passes two guiding holes in proper order, and the cooperation through guide hole and guide post makes A board 8, install more accurately between the push pedal 9, plays the positioning action in the installation.

Threaded grooves are formed in the hot runner plates 7, threaded holes are formed in the A plates 8, bolts are connected between the hot runner plates 7 and the A plates 8 in a threaded mode, the bolts are connected to the threaded holes and the threaded grooves in a threaded mode, the hot runner plates 7 and the A plates 8 are easy and convenient to assemble and disassemble in a fixed mode, and the die is convenient to assemble and use quickly.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

The utility model discloses in, exert a removal power to thimble bottom plate 15 through top rod 5 during the use, thimble bottom plate 15's removal at first drives thimble 4 with its fixed connection and removes, carry out a drawing of patterns operation, drawing of patterns operation back once, thimble 4 can not take place to remove (receives blockking of shaping product), the increase is to the effort that top rod 5 was applyed, make top rod 5 can take place relative slip with thimble bottom plate 15, can exert a thrust to thimble panel 16 when top rod 5 contacts with thimble panel 16, thereby drive thimble panel 16 and an department section of thick bamboo 2 and remove, utilize an department section of thick bamboo 2 to carry out the operation of secondary drawing of patterns.

It is 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, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Public demoulding mechanism contracts, including bottom plate (13), its characterized in that, the upper surface of bottom plate (13) has backing plate (11) through square iron (12) fixed mounting, one thimble bottom plate (15) has been placed to the upper surface of bottom plate (13), fixed mounting has a knock-out pin (5) on thimble bottom plate (15), and is interference fit between thimble bottom plate (15) and knock-out pin (5), thimble panel (16) have been placed to the upper surface of thimble bottom plate (15), fixed mounting has thimble (4) on thimble bottom plate (15), and the upper end of thimble (4) runs through thimble panel (16), the upper surface fixed mounting of thimble panel (16) has an department's section of thick bamboo (2), and installs square round pin (3) between department's section of thick bamboo (2) and thimble (4), and be equipped with sliding structure between department's section of thick bamboo (2) and thimble (4), fixed mounting has solid core board (10) on backing plate (11), fixed mounting has a push pedal (9) on solid public board (10), placed A board (8) on push pedal (9), the last fixed surface of A board (8) installs a hot runner plate (7), a panel (6) have been placed to the upper surface of hot runner plate (7), install pull rod (14) between panel (6), hot runner plate (7).

2. The shrinkage male demoulding mechanism according to claim 1, wherein the sliding structure comprises two sliding blocks (1) and two sliding grooves, the two sliding blocks (1) are fixedly mounted at the upper end of the thimble (4), the two sliding grooves are formed on the inner wall of the ejector sleeve (2), and the sliding blocks (1) are respectively located on the corresponding sliding grooves.

3. The male demoulding mechanism according to claim 1, wherein the end surface of the ejector sleeve (2) far away from the ejector pin panel (16) is plated with titanium and zirconium alloy.

4. The male-retracting and demoulding mechanism according to claim 1, wherein the A plate (8) and the push plate (9) are provided with guide holes, the upper surface of the backing plate (11) is fixedly provided with guide posts, and the upper ends of the guide posts sequentially pass through the two guide holes.

5. The male demoulding mechanism according to claim 1, wherein the push plate (9) and the male fixing plate (10) are fixedly mounted together by screws.

6. The shrinkage pin demoulding mechanism according to claim 1, wherein the hot runner plate (7) is provided with a threaded groove, the A plate (8) is provided with a threaded hole, a bolt is screwed between the hot runner plate (7) and the A plate (8), and the bolt is screwed on the threaded hole and the threaded groove.