CN219903186U

CN219903186U - Practical demolding mold structure

Info

Publication number: CN219903186U
Application number: CN202320277794.0U
Authority: CN
Inventors: 苟晓东
Original assignee: Yohenjacen Precision Mould Shenzhen Co ltd
Current assignee: Yohenjacen Precision Mould Shenzhen Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-10-27
Anticipated expiration: 2033-02-22

Abstract

The utility model relates to the field of mold structures, in particular to a practical mold structure for demolding. The technical scheme comprises the following steps: the utility model has the beneficial technical effects that the lower die is characterized in that a rear die core is fixedly connected in a cavity of the surface of the lower die, a row position is slidably connected on one side of the rear die core in the cavity of the surface of the lower die, a second oil cylinder is fixedly connected on one side of the lower die in the row position, and the output end of the second oil cylinder is fixedly connected with one side of the row position: the first oil cylinder moves upwards to jack up the product, and then the second oil cylinder drives the row position to move, so that the product is pulled to one side far away from the rear mold core, the product is conveniently and rapidly taken out, and the appearance of the product is prevented from being printed with ejector pins; the guide pillar is inserted into the guide hole, and the concave side lock and the convex side lock are connected in a clamping way, so that the upper die and the lower die can be conveniently and accurately matched, and the quality of products is improved.

Description

Practical demolding mold structure

Technical Field

The utility model relates to the field of mold structures, in particular to a practical mold structure for demolding.

Background

The mold is a tool for producing plastic products, and also a tool for endowing the plastic products with complete structures and precise dimensions, the injection molding is a processing method used for mass production of parts with complex shapes, specifically, the heated and melted plastic is injected into a mold cavity, the molded products are obtained after cooling and solidification, and the products are required to be taken out from the mold through a demolding structure after processing.

At present, most of the molds are usually used for ejecting products from the molds through ejector pins, so that the purpose of quickly taking out the products is realized, but when the molds are deeper in bone position, longer in demolding stroke, thinner in rubber position and incapable of realizing the effect through ejector pins when ejector pins are not allowed to print on the appearance.

Disclosure of Invention

The utility model aims at solving the problems in the background technology and provides a practical mold structure for demolding, which is convenient for effective and rapid demolding and avoids thimble printing on the appearance of a product.

The technical scheme of the utility model is as follows: a practical ejector die structure comprising: the lower die is characterized in that a rear die core is fixedly connected in a cavity of the surface of the lower die, a row position is slidably connected on one side of the rear die core in the cavity of the surface of the lower die, a second oil cylinder is fixedly connected to one side of the lower die, which is located on the row position, of the lower die, and the output end of the second oil cylinder is fixedly connected with one side of the row position.

Preferably, the bottom in the cavity of bed die surface is embedded fixedly connected with hydro-cylinder No. one, bed die bottom fixedly connected with bottom plate, the bed die top is equipped with the mould, it is connected with the mouth of a river board to dismantle at the mould top, the mouth of a river board top is dismantled and is connected with the panel, the cavity of last mould bottom surface is embedded fixedly connected with front mould benevolence, through the mutual cooperation of hydro-cylinder No. one and No. two hydro-cylinders and line position, is convenient for carry out quick demolding to the product.

Preferably, the middle end of the surface of the panel is provided with a glue inlet, the bottom of the glue inlet penetrates through the water gap plate to be communicated with the cavity at the bottom of the upper die, and raw materials are conveniently injected into the cavities of the upper die and the lower die through the glue inlet.

Preferably, the water crossing has been seted up on the bed die surface, communicates external water source through the water route mouth, is convenient for carry out quick cooling to the mould, improves the efficiency of product processing.

Preferably, the edge of the bottom surface of the upper die is vertically and fixedly connected with a plurality of guide posts, the surface of the lower die is positioned at the relative positions of the guide posts, the guide posts are connected with the corresponding guide holes in a clamping manner, and the guide posts are connected with the guide holes in a plugging manner, so that the upper die and the lower die can be conveniently guided in the die assembly process.

Preferably, both ends of the bottom surface of the upper die are fixedly connected with concave edge locks in an embedded manner, both ends of the surface of the lower die are fixedly connected with convex edge locks in an embedded manner at the relative positions of the concave edge locks, the concave edge locks are connected with corresponding convex edge locks in a clamping manner, and the upper die and the lower die are convenient to accurately mold.

Compared with the prior art, the utility model has the following beneficial technical effects: the first oil cylinder moves upwards to jack up the product, and then the second oil cylinder drives the row position to move, so that the product is pulled to one side far away from the rear mold core, the product is conveniently and rapidly taken out, and the appearance of the product is prevented from being printed with ejector pins; the guide pillar is inserted into the guide hole, and the concave side lock and the convex side lock are connected in a clamping way, so that the upper die and the lower die can be conveniently and accurately matched, and the quality of products is improved.

Drawings

FIG. 1 shows a schematic view of a front cut-away structure of an embodiment of the present utility model;

FIG. 2 is a schematic diagram showing the front structure of a lower mold according to an embodiment of the present utility model;

FIG. 3 is a schematic top view of a lower mold according to an embodiment of the present utility model;

FIG. 4 is a schematic view of the bottom surface of an upper mold according to an embodiment of the present utility model;

FIG. 5 is a schematic diagram of a front view of an embodiment of the present utility model;

FIG. 6 is a schematic side sectional view of an embodiment of the present utility model;

FIG. 7 is a schematic illustration of a cut-away view of the internal structure of an embodiment of the present utility model.

Reference numerals: 1. a lower die; 2. a rear mold core; 3. a row position; 4. a second oil cylinder; 5. a bottom plate; 6. an upper die; 7. a front mold core; 8. a first oil cylinder; 9. a water crossing; 10. a nozzle plate; 11. a panel; 12. a glue inlet; 13. a guide hole; 14. a guide post; 15. a raised edge lock; 16. and (5) a concave side lock.

Detailed Description

The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses. It should be understood that throughout the drawings, the same or similar reference numerals indicate the same or similar parts and features. The drawings are merely schematic representations, not necessarily showing the specific dimensions and proportions of the various embodiments of the utility model. Specific details or structures may be shown in exaggerated form in particular figures to illustrate related details or structures of embodiments of the utility model.

Example 1

As shown in fig. 1-7, the present utility model provides a practical mold structure for demolding, comprising: the lower die 1, the cavity on the surface of the lower die 1 is fixedly connected with the rear die core 2 in an embedded manner, the row position 3 is slidably connected with one side of the rear die core 2 in the cavity on the surface of the lower die 1, one side of the second oil cylinder 4 is fixedly connected with the lower die 1 and positioned at the opposite position of the row position 3, and the output end of the second oil cylinder 4 is fixedly connected with one side of the row position 3.

The first oil cylinder 8 is fixedly connected to the bottom in the cavity on the surface of the lower die 1 in an embedded manner, the bottom plate 5 is fixedly connected to the bottom of the lower die 1, the upper die 6 is located above the lower die 1, the water gap plate 10 is detachably connected to the top of the upper die 6, the panel 11 is detachably connected to the top of the water gap plate 10, and the front die core 7 is fixedly connected to the cavity on the bottom surface of the upper die 6 in an embedded manner.

The glue inlet 12 is arranged at the middle end of the surface of the panel 11, and the bottom of the glue inlet 12 penetrates through the water gap plate 10 and is communicated with the cavity at the bottom of the upper die 6.

The surface of the lower die 1 is provided with a water crossing 9.

The working principle based on the first embodiment is as follows: after the upper die 6 and the lower die 1 are assembled, raw materials are injected into the cavity through the glue inlet 12, then the water channel 9 is communicated with an external water source, circulation of water is realized, rapid cooling of the die is facilitated, the processing efficiency of the product is improved, after the die is cooled, the water gap plate 10 is firstly moved upwards to be far away from the upper die 6, then the upper die 6 is moved upwards to be far away from the lower die 1, then the product is jacked upwards through the first oil cylinder 8, the second oil cylinder 4 drives the row position 3 to be moved towards the side far away from the rear die core 2 and pushes the product, the product is conveniently and rapidly taken out, the second oil cylinder 4 drives the row position 3 to return to the starting position, the upper die 6 and the lower die 1 are assembled, and the circulation and repetition work are realized.

Example two

As shown in fig. 1-4, based on the first embodiment, according to the practical demolding mold structure provided by the utility model, a plurality of guide posts 14 are vertically and fixedly connected to the edge of the bottom surface of the upper mold 6, a plurality of guide holes 13 are formed in the surface of the lower mold 1 and are positioned at the opposite positions of the plurality of guide posts 14, and the guide posts 14 are connected with the corresponding guide holes 13 in a clamping manner.

Two concave edge locks 16 are fixedly connected to two ends of the bottom surface of the upper die 6 in an embedded manner, two convex edge locks 15 are fixedly connected to two ends of the surface of the lower die 1 in an embedded manner, the two ends of the surface of the lower die are located at the opposite positions of the concave edge locks 16, and the concave edge locks 16 are connected with the corresponding convex edge locks 15 in a clamping manner.

The working principle based on the second embodiment is as follows: when the upper die 6 and the lower die 1 are matched, the guide posts 14 are in plug connection with the corresponding guide holes 13, the convex edge locks 15 are in clamping connection with the corresponding concave edge locks 16, so that the upper die 6 and the lower die 1 can be conveniently matched and guided, the accuracy of the upper die 6 and the lower die 1 in matching is improved, and the quality of products is improved.

While the exemplary embodiments of the proposed solution of the present utility model have been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made to the specific embodiments described above without departing from the spirit of the utility model, and various technical features and structures of the proposed solution may be combined without departing from the scope of the utility model, which is defined by the appended claims.

Claims

1. A practical ejector die structure comprising: lower mould (1), its characterized in that: the utility model discloses a die, including mould (1) and lower mould, mould (1) surface, mould (2) are gone up in the cavity of mould (1) surface, mould (2) one side sliding connection has row position (3) in back in mould (1) surface, mould (1) one side is located row position (3) relative position fixedly connected with No. two hydro-cylinders (4), no. two hydro-cylinders (4) output and row position (3) one side fixedly connected with, mould (8) are gone up in the cavity bottom of mould (1) surface in built-in fixedly connected with, mould (1) bottom fixedly connected with bottom plate (5) down, mould (1) top is equipped with mould (6) down, be connected with mouth of a river board (10) are dismantled at mould (6) top, mouth of a river board (10) top is dismantled and is connected with panel (11), mould (7) are gone up in the cavity of mould (6) bottom surface in built-in fixedly connected with.

2. The practical demolding mold structure according to claim 1, wherein the middle end of the surface of the faceplate (11) is provided with a glue inlet (12), and the bottom of the glue inlet (12) penetrates through the nozzle plate (10) and is communicated with the cavity at the bottom of the upper mold (6).

3. The practical demolding mold structure according to claim 1, characterized in that the lower mold (1) is provided with water crossing (9) on its surface.

4. The practical demolding mold structure according to claim 1, wherein a plurality of guide posts (14) are vertically and fixedly connected to the edge of the bottom surface of the upper mold (6), guide holes (13) are formed in the surface of the lower mold (1) at the opposite positions of the plurality of guide posts (14), and the guide posts (14) are connected with the corresponding guide holes (13) in a clamping manner.

5. The die structure for practical demolding according to claim 1, wherein concave edge locks (16) are fixedly connected to both ends of the bottom surface of the upper die (6), convex edge locks (15) are fixedly connected to both ends of the surface of the lower die (1) at opposite positions of the concave edge locks (16), and the concave edge locks (16) are connected to corresponding convex edge locks (15) in a clamping manner.