CN217258043U - Forming die of mobile phone support - Google Patents

Abstract

The utility model relates to a forming die of a mobile phone bracket, which comprises a fixed die plate, a movable die core and a fixed die core, wherein the movable die plate is arranged below the fixed die plate and is matched with the fixed die plate; the secondary demolding mechanism comprises a primary sliding block movably embedded at the top of the movable template and capable of sliding back and forth, a secondary sliding block movably arranged at the top of the primary sliding block and capable of sliding back and forth, two loose cores transversely inserted and fixed in the secondary sliding block, an air cylinder fixed on the outer wall of the movable template, a seat block fixed at the bottom of the fixed template and a push rod obliquely fixed in the seat block, wherein the telescopic end of the air cylinder is transversely arranged and detachably fixed on the primary sliding block; the utility model discloses the qualification rate of moulding plastics has been improved by a wide margin.

Description

Forming die of mobile phone support

Technical Field

The utility model relates to a cell phone stand's forming die.

Background

The mobile phone support is used for fixing a mobile phone on a table to liberate hands, and the low-cost mobile phone support is composed of plastic parts, so that the production of the mobile phone support needs to be performed by injection molding with the help of a matched molding die; because the mobile phone support is provided with the deeper hole, the existing mobile phone support forming die adopts a single-time demoulding mode, and the core rod is easily adhered to the hole wall when being drawn out, so that the injection molding qualification rate is lower, and further improvement is needed.

SUMMERY OF THE UTILITY MODEL

To the current situation of above-mentioned prior art, the utility model aims to solve the technical problem that a cell phone stand's forming die who possesses secondary drawing of patterns function in order to improve the qualification rate of moulding plastics by a wide margin is provided.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a forming die of a mobile phone support comprises a fixed die plate, a movable die core and two secondary demolding mechanisms, wherein the movable die plate is arranged below the fixed die plate and matched with the fixed die plate, the movable die core is embedded in the top of the movable die plate, the fixed die core is embedded in the bottom of the fixed die plate and matched with the movable die core, the forming die is characterized by further comprising two secondary demolding mechanisms which are symmetrically arranged in front and back, each secondary demolding mechanism comprises a first-stage sliding block, a second-stage sliding block, two core pulling blocks, an air cylinder, a seat block and a push rod, the first-stage sliding block is movably embedded in the top of the movable die plate and can slide in front and back, the second-stage sliding block is movably arranged in the top of the first-stage sliding block and can slide in front and back, the air cylinder is fixed on the outer wall of the movable die plate in a transverse penetrating mode, the seat block is fixed at the bottom of the fixed die plate in an inclined mode, and the telescopic end of the air cylinder is transversely arranged and detachably fixed on the first-stage sliding block; the top of the second-stage sliding block is provided with an inclined hole, and the inclined hole is matched with the push rod; the bottom of decide mould benevolence is seted up two first arc walls that transversely set up and be parallel to each other, correspondingly, two second arc walls that transversely set up and be parallel to each other are seted up at the top of movable mould benevolence, two the second arc walls respectively with two first arc walls mutually support and can respectively with two first arc walls amalgamation each other, every loose core insert respectively between a first arc wall and a second arc wall that correspond, two in one of them secondary demoulding mechanism the tip of loosing core is laminated with the tip of two loosing cores in another secondary demoulding mechanism each other.

Preferably, a bottom plate is further arranged below the movable template, two side blocks are further fixed between the bottom plate and the movable template, and a push block is further arranged between the two side blocks.

Preferably, a plurality of vertically distributed thimbles are further inserted between the movable mould plate and the movable mould core, and the lower end of each thimble is fixed on the push block.

Preferably, a top plate is further fixed on the top of the fixed die plate.

Compared with the prior art, the utility model has the advantages of: the utility model discloses possess secondary drawing of patterns function with the help of secondary demoulding mechanism, and then enable every when deviating from loose core with the cell phone stand in the inner wall of the great hole of the degree of depth can not take place to glue even, improved the qualification rate of moulding plastics by a wide margin.

Drawings

Fig. 1 is a left front side exploded structure view of the present invention.

Detailed Description

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.

As shown in fig. 1, a forming mold for a mobile phone support comprises a fixed mold plate 2, a movable mold plate 1 arranged below the fixed mold plate 2 and matched with the fixed mold plate 2, a movable mold core 4 embedded at the top of the movable mold plate 1, and a fixed mold core 3 embedded at the bottom of the fixed mold plate 2 and matched with the movable mold core 4; the two secondary demolding mechanisms 5 are symmetrically arranged in the front and back direction, each secondary demolding mechanism 5 comprises a primary sliding block 51 movably embedded at the top of the movable template 1 and capable of sliding back and forth, a secondary sliding block 52 movably arranged at the top of the primary sliding block 51 and capable of sliding back and forth, two loose cores 54 transversely inserted and fixed in the secondary sliding block 52, an air cylinder 53 fixed on the outer wall of the movable template 1, a seat block 55 fixed at the bottom of the fixed template 2 and a push rod 56 obliquely fixed in the seat block 55, and the telescopic end of the air cylinder 53 is transversely arranged and detachably fixed on the primary sliding block 51; the top of the secondary slide block 52 is provided with an inclined hole 521, and the inclined hole 521 is matched with the push rod 56; the bottom of the fixed die core 3 is provided with two first arc-shaped grooves 31 which are transversely arranged and are parallel to each other, correspondingly, the top of the movable die core 4 is provided with two second arc-shaped grooves 41 which are transversely arranged and are parallel to each other, the two second arc-shaped grooves 41 are matched with the two first arc-shaped grooves 31 respectively and can be spliced with the two first arc-shaped grooves 31 respectively, each loose core 54 is inserted between one corresponding first arc-shaped groove 31 and one corresponding second arc-shaped groove 41 respectively, and the end parts of the two loose cores 54 in one secondary demoulding mechanism 5 are attached to the end parts of the two loose cores 54 in the other secondary demoulding mechanism 5.

A bottom plate 6 is further arranged below the movable template 1, two side blocks 7 are further fixed between the bottom plate 6 and the movable template 1, and a push block 8 is further arranged between the two side blocks 7.

A plurality of vertically distributed thimbles 10 are also inserted between the movable mould plate 1 and the movable mould core 4, and the lower end of each thimble 10 is fixed on the push block 8.

The top of the fixed die plate 2 is also fixed with a top plate 9.

The using method comprises the following steps: the movable template 1 can move up and down under the action of the traction mechanism, when the movable template 1 moves up and is aligned with the fixed template 2, the movable mold core 4 and the fixed mold core 3 are mutually attached, and the two first arc-shaped grooves 31 are respectively and mutually spliced with the two second arc-shaped grooves 41; in the process, the telescopic ends of the two cylinders 53 are driven to extend outwards to drive the two primary sliding blocks 51 to move towards the direction close to the moving die core 4 until the top openings of the two inclined holes 521 move below the end parts of the two push rods 56 respectively, and each loose core 54 is inserted between the corresponding first arc-shaped groove 31 and the corresponding second arc-shaped groove 41 respectively; next, the two seat blocks 55, along with the mutual alignment of the movable platen 1 and the fixed platen 2, insert the two push rods 56 into the two inclined holes 521, respectively, so as to make the insertion position of each core back 54 deeper; finally, the molten material enters between the two first arc-shaped grooves 31 and the two second arc-shaped grooves 41 through the top plate 9 and the pouring channels in the fixed die plate 2, so that a support blank is formed under the action of the four loose cores 54, after the support blank is cooled, the movable die plate 1 is driven by the traction mechanism to move downwards to be separated from the fixed die plate 2, so that the movable die core 4 is separated from the fixed die core 3, meanwhile, each loose core 54 moves outwards for a certain distance, then, the telescopic ends of the two cylinders 53 are driven to contract inwards to drive the two first-level sliding blocks 51 to move towards the direction far away from the movable die core 4, so that each loose core 54 is completely drawn out from between the movable die core 4 and the fixed die core 3, and finally, the pushing block 8 is driven to move upwards to eject the support blank by means of the plurality of ejector pins 10.

The utility model discloses possess secondary drawing of patterns function with the help of secondary demoulding mechanism 5, and then enable every 54 of loosing core when deviating from can not take place glutinous even with the inner wall of the great hole of the degree of depth in the cell phone stand, improved the qualification rate of moulding plastics by a wide margin.

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 will be understood by those skilled in the art that various changes in the embodiments and modifications thereof may be made, and equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (4)

1. A forming die of a mobile phone support comprises a fixed die plate, a movable die core and two secondary demolding mechanisms, wherein the movable die plate is arranged below the fixed die plate and matched with the fixed die plate, the movable die core is embedded in the top of the movable die plate, the fixed die core is embedded in the bottom of the fixed die plate and matched with the movable die core, the forming die is characterized by further comprising two secondary demolding mechanisms which are symmetrically arranged in front and back, each secondary demolding mechanism comprises a first-stage sliding block, a second-stage sliding block, two core pulling blocks, an air cylinder, a seat block and a push rod, the first-stage sliding block is movably embedded in the top of the movable die plate and can slide in front and back, the second-stage sliding block is movably arranged in the top of the first-stage sliding block and can slide in front and back, the air cylinder is fixed on the outer wall of the movable die plate in a transverse penetrating mode, the seat block is fixed at the bottom of the fixed die plate in an inclined mode, and the telescopic end of the air cylinder is transversely arranged and detachably fixed on the first-stage sliding block; the top of the second-stage sliding block is provided with an inclined hole, and the inclined hole is matched with the push rod; the bottom of decide mould benevolence is seted up two first arc walls that transversely set up and be parallel to each other, correspondingly, two second arc walls that transversely set up and be parallel to each other are seted up at the top of movable mould benevolence, two the second arc walls respectively with two first arc walls mutually support and can respectively with two first arc walls amalgamation each other, every loose core insert respectively between a first arc wall and a second arc wall that correspond, two in one of them secondary demoulding mechanism the tip of loosing core is laminated with the tip of two loosing cores in another secondary demoulding mechanism each other.

2. The forming die of the mobile phone support according to claim 1, wherein a bottom plate is further disposed below the movable die plate, two side blocks are further fixed between the bottom plate and the movable die plate, and a push block is further disposed between the two side blocks.

3. The mold for molding a cell phone holder according to claim 2, wherein a plurality of vertically distributed thimbles are further inserted between the movable mold plate and the movable mold core, and a lower end of each thimble is fixed to the push block.

4. The mold for molding a mobile phone holder according to claim 3, wherein a top plate is further fixed on the top of the fixed mold plate.

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