CN217916408U

CN217916408U - Automatic mold core ejecting device of high-precision mold

Info

Publication number: CN217916408U
Application number: CN202222120659.3U
Authority: CN
Inventors: 邓征东
Original assignee: Shenzhen Great Technology Co ltd
Current assignee: Shenzhen Great Technology Co ltd
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2022-11-29
Anticipated expiration: 2032-08-12

Abstract

The utility model discloses a mold core automatic ejecting device of a high-precision mold, which comprises a base, a sliding piece, a core bottom plate, a top plate, a bevel edge slider and a spring, wherein the top plate is arranged at the inner side of the base; this device is through installing the roof additional on the mould, the design of spring and hypotenuse slider, after compression molding, exert ejection power for the mould roof through the automatic ejecting device of make-up machine, make the mould roof exert pressure for the hypotenuse slider, at hypotenuse slider upward movement's in-process, the hypotenuse slider can drive the slider and move to one side of leaving mutually, at the in-process that removes, preceding mold core and back mold core pass through the hypotenuse slider and parts automatically, thereby mold core and back mold core autosegregation's purpose before realizing, staff intensity of labour has been reduced, and can effectively protect the mold core edge of a knife, the life of mould has been prolonged.

Description

Automatic mold core ejecting device of high-precision mold

Technical Field

The utility model belongs to the technical field of the precision mold processing, specifically be an automatic device that backs down of mold core of high-precision mold.

Background

The die processing refers to the processing of forming and blank making tools, and further comprises a shearing die and a die cutting die. In the traditional mould processing field, the front/rear mould core separation generally adopts a horizontal drawing mode, specifically, 2 horizontal front and rear sliding grooves are designed on the left side and the right side of the mould, then the front/rear mould core is designed into a strip shape and fixed in the sliding grooves at two ends of the mould, when the front/rear mould core needs to be separated, the front/rear mould core is pried and separated by a tool and then pushed away manually. When the front mold core and the rear mold core are required to be closed tightly, the front mold core and the rear mold core are pressed together by manual pulling, and the position is limited manually.

This operation causes the following problems: 1, when the number of the mold cores is large, more labor hours are wasted, and the production efficiency is low; 2, in the process of using a tool to pull the mold core, a mold cavity and a knife edge are easy to be damaged, so that the mold is damaged; and 3, the manual pulling efficiency is low, so that the time of the mold outside is long, the temperature loss is large, and the consumption of energy (electric energy) is large under the same output value.

Therefore, in order to solve the above problems, an automatic mold core ejecting device for a high-precision mold is proposed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems, the automatic mold core ejecting device for the high-precision mold is provided.

The utility model adopts the technical scheme as follows: the utility model provides an automatic device that backs down of mold core of high-accuracy mould, includes base, slider, core bottom plate, roof, hypotenuse slider and spring, the roof is installed to the inboard of base, four side fixed mounting in the upper end of roof have symmetrical hypotenuse slider, the upper end fixed mounting of base has the lower bolster, both ends fixed mounting has the core bottom plate around the lower bolster, the side is equipped with the slider respectively around the upper end of core bottom plate, both ends integrated into one piece has the slider about the slider, the guiding hole of hypotenuse looks adaptation on the hypotenuse slider is seted up at the both ends of slider, in a preferred embodiment, the guiding hole of the upper end slidable mounting of hypotenuse slider seted up on the slider, two liang of hypotenuse sliders make up into a splayed.

In a preferred embodiment, a plurality of guide posts are arranged between the base and the lower template, the top plate is movably arranged on the guide posts, and springs are sleeved at the upper end and the lower end of the top plate on the guide posts.

In a preferred embodiment, a movable cavity meeting the up-and-down lifting of the top plate is reserved in the base, a front mold core is fixedly arranged on the sliding piece positioned at the front end of the core bottom plate, and a rear mold core is fixedly arranged on the sliding piece positioned at the rear end of the core bottom plate.

In a preferred embodiment, the upper end of the lower template is provided with an upper template and a pressing plate in a matching manner, and the upper template is provided with a material pressing groove.

In a preferred embodiment, a sliding cavity for allowing the sliding block to slide is formed between the base and the lower template, and the sliding block is slidably mounted in the sliding cavity.

In a preferred embodiment, both ends of the top plate extend to the outside of the base.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, compression molding back, exert ejection force for the mould roof through the automatic ejecting device of make-up machine for the mould roof exerts pressure for the hypotenuse slider, at hypotenuse slider upward movement's in-process, the hypotenuse slider can drive the slider and remove to one side of leaving mutually, at the in-process that removes, preceding mold core passes through the hypotenuse slider with back mold core and parts voluntarily, thereby mold core and back mold core autosegregation's purpose before realizing, can effectively promote production efficiency, the time of having practiced thrift manual operation.

2. The utility model discloses in, can effectively prolong the life of mould, because the opening and shutting of mold core is automatic the completion, reduced personnel and instrument damage mould's notion, make the life-span of mould obtain the extension.

3. The utility model discloses in, because reduced the online man-hour of operation of mould, in the same production output value, used electric energy still less, both practiced thrift enterprise's production and operation cost, accord with national energy saving and emission reduction's strategic target again.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 2 is a schematic diagram of a three-dimensional structure of the lower template and the base of the present invention;

FIG. 3 is a schematic diagram of the overall sectional plane structure of the front mold core and the rear mold core when they are closed;

FIG. 4 is a schematic diagram of the overall sectional plane structure of the front mold core and the rear mold core when the front mold core and the rear mold core of the present invention are opened;

FIG. 5 is a schematic diagram of a three-dimensional structure of a core base plate according to the present invention;

FIG. 6 is a schematic diagram of the whole three-dimensional structure of the front mold core and the rear mold core when they are closed;

fig. 7 is an enlarged schematic diagram of the structure at a of the present invention.

The mark in the figure is: 1-pressing plate, 2-upper template, 3-lower template, 4-sliding piece, 5-core bottom plate, 6-top plate, 7-base, 8-bevel edge sliding block, 9-spring, 10-guiding hole and 11-sliding block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-7, an automatic mold core ejecting device for a high-precision mold comprises a base 7, a sliding piece 4, a core bottom plate 5, a top plate 6, a bevel edge sliding block 8 and a spring 9, wherein the top plate 6 is installed on the inner side of the base 7, symmetrical bevel edge sliding blocks 4 are fixedly installed on four sides of the upper end of the top plate 6, a lower mold plate 3 is fixedly installed on the upper end of the base 7, the core bottom plate 5 is fixedly installed at the front end and the rear end of the lower mold plate 3, the sliding piece 4 is respectively arranged on the front side and the rear side of the upper end of the core bottom plate 5, sliding blocks 11 are integrally formed at the left end and the right end of the sliding piece 4, guide holes 10 matched with bevel edges on the bevel edge sliding block 4 are formed in two ends of the sliding piece 4, the top plate 6 transmits ejecting force to the bevel edge sliding block 8 after being subjected to the ejecting force of a forming machine ejecting device, the bevel edge sliding block 8 can drive the sliding piece 4 to move towards a separated side in an upward movement process, and the front mold core and the rear mold core are automatically separated through the sliding block 8 in the moving process, so that the front mold core and the rear mold core are automatically separated.

In this embodiment, the upper end slidable mounting of hypotenuse slider 4 is in the guiding hole 10 of seting up on slider 4, and two liang of hypotenuse sliders 4 make up into a splayed, and when needs were carried out the mould pressing, board ejecting device descended, and roof 6 descends simultaneously, and preceding mold core is in the same place with the close laminating of back mold core, can give the shaping effect of guaranteeing the later stage.

In this embodiment, install a plurality of guide posts between base 7 and the

lower bolster

3, 6 movable mounting of roof are on the guide post, and the upper and lower end cover of roof 6 is equipped with spring 9 on the guide post, through the cooperation of spring 9 and guide post for roof 6 is more stable when reciprocating.

In this embodiment, a movable cavity satisfying the up-and-down movement of the top plate 6 is reserved in the base 7, a front mold core is fixedly arranged on the sliding member 4 located at the front end of the core bottom plate 5, and a rear mold core is fixedly arranged on the sliding member 4 located at the rear end of the core bottom plate 5, wherein a plurality of molding cavities are uniformly distributed on the front mold core and the rear mold core, so that the molding operation of a plurality of workpieces can be realized at one time.

In this embodiment, the upper end cooperation of lower bolster 3 is equipped with cope match-plate pattern 2 and clamp plate 1, sets up on cope match-plate pattern 2 and presses the silo, before going into the mould, needs put the silica gel raw materials in the pressure silo of cope match-plate pattern 2, then goes into the mould, and the silica gel raw materials is under the influence that receives high temperature and highly compressed, begins the vulcanization shaping, alright carry out the shaping operation.

Wherein, the whole built-in electric heating pipe that has of mould is used for carrying out the high temperature melting operation to the material.

In this embodiment, set up between base 7 and the lower bolster 3 and satisfy the gliding slip chamber of slider 11, slider 11 slidable mounting is in the slip intracavity, and through the cooperation in slider 11 and slip chamber, can play supplementary guide effect for slider 4 removes, has improved the stability that slider 4 removed simultaneously.

It should be noted that the upper mold plate 2 and the top plate 6 are respectively assembled with an ejection device, and the ejection device may be a cylinder, a hydraulic telescopic rod, or the like.

In this embodiment, both ends of the top plate 6 extend to the outside of the base 7, so that the assembly of the top plate 6 and the ejector can be facilitated.

It is specifically noted that those not described in detail in this specification are prior art to the knowledge of those skilled in the art.

When the mold is used, the mold is integrally erected on a forming machine table, an inductor of the machine table is adjusted, the moving position of the machine table is consistent with the actual moving position, after the mold is erected, heating is started, after a set temperature is reached, a pressing plate 1 of the mold is separated from an upper mold plate 2, a silica gel raw material is placed in a material pressing groove of the upper mold plate 2, the front mold core and a rear mold core of the mold are in a closed state at the moment, then the mold is placed, the silica gel raw material starts vulcanization forming under the influence of high temperature and high pressure, after the mold is completely formed, the upper mold plate 2 of the mold is separated from the pressing plate 1, the 1 st set of ejection device ejects the upper mold plate 2, the 2 nd set of ejection device applies pressure to a top plate 6, the top plate 6 transmits ejection force to a bevel edge sliding block 8 after being ejected by an ejection device of a forming machine, in the process that the bevel edge sliding block 8 moves upwards, the bevel edge sliding block 8 can drive a sliding piece 4 to move towards the separated side, in the moving process, the front mold core and the rear mold core are automatically separated through the bevel edge through the sliding block 8, the mold core is manually taken out, and the burr removing process can be completed, and the operation is not repeated.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims

1. The utility model provides an automatic device that backs down of mold core of high-accuracy mould, includes base (7), slider (4), core bottom plate (5), roof (6), hypotenuse slider (8) and spring (9), its characterized in that: a top plate (6) is arranged on the inner side of the base (7), and symmetrical bevel edge sliding blocks (8) are fixedly arranged on four sides of the upper end of the top plate (6);

the upper end fixed mounting of base (7) has lower bolster (3), both ends fixed mounting has core bottom plate (5) around lower bolster (3), the side is equipped with slider (4) respectively around the upper end of core bottom plate (5), both ends integrated into one piece has slider (11) about slider (4), guiding hole (10) of hypotenuse looks adaptation are seted up at the both ends of slider (4) on hypotenuse slider (8).

2. The automatic mold core ejecting device for the high-precision mold as claimed in claim 1, wherein: the upper end of the bevel edge sliding block (8) is slidably arranged in a guide hole (10) formed in the sliding part (4), and the bevel edge sliding blocks (8) are combined into a splayed shape in pairs.

3. The automatic mold core ejecting device for the high-precision mold as claimed in claim 1, wherein: install a plurality of guide posts between base (7) and lower bolster (3), roof (6) movable mounting is on the guide post, the cover is equipped with spring (9) on the guide post in the upper and lower end of roof (6).

4. The automatic mold core ejecting device for the high-precision mold as claimed in claim 1, wherein: a movable cavity meeting the up-and-down lifting of the top plate (6) is reserved in the base (7), a front mold core is fixedly arranged on the sliding part (4) at the front end of the core bottom plate (5), and a rear mold core is fixedly arranged on the sliding part (4) at the rear end of the core bottom plate (5).

5. The automatic mold core ejecting device for the high-precision mold according to claim 1, wherein: the upper end of the lower template (3) is provided with an upper template (2) and a pressing plate (1) in a matching mode, and the upper template (2) is provided with a pressing trough.

6. The automatic mold core ejecting device for the high-precision mold as claimed in claim 1, wherein: a sliding cavity meeting the sliding of the sliding block (11) is formed between the base (7) and the lower template (3), and the sliding block (11) is slidably mounted in the sliding cavity.

7. The automatic mold core ejecting device for the high-precision mold as claimed in claim 1, wherein: the two ends of the top plate (6) extend to the outer side of the base (7).