CN215095375U

CN215095375U - Portable earphone containing box forming die beneficial to dust removal

Info

Publication number: CN215095375U
Application number: CN202121058462.0U
Authority: CN
Inventors: 张维虎
Original assignee: Kunshan Keyida Precision Mould Co ltd
Current assignee: Kunshan Keyida Precision Mould Co ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2021-12-10
Anticipated expiration: 2031-05-18

Abstract

The utility model discloses a portable earphone that does benefit to ash removal holds box forming die, include: the die comprises a bottom die, a die cavity and guide posts, wherein the bottom die is provided with the die cavity, the periphery of the die cavity is provided with the limiting bosses, and the periphery of the bottom die is provided with the guide posts; the ejector is arranged at the bottom of the cavity, the lower end of the ejector is connected with a cylinder, and an output shaft of the cylinder is connected with a sliding sleeve; the first ejector rods are arranged on two sides of the sliding sleeve, and a first spring is arranged at the tail end of each first ejector rod; the limiting heads are arranged on the left side and the right side of the limiting boss, second ejector rods are arranged at the lower ends of the limiting heads, and second springs are connected in the middle of the second ejector rods in a penetrating mode. This portable earphone that does benefit to ash removal holds box forming die can be after the completion of moulding plastics, ejecting the work piece fast, shortens the interval time, reduces the cost of labor, very big improvement production efficiency to can clear up fast dust and the residue on the mould, improve the quality of product.

Description

Portable earphone containing box forming die beneficial to dust removal

Technical Field

The utility model relates to the technical field of mold, specifically be a portable earphone that does benefit to ash removal holds box forming die.

Background

The mould is one of the instrument of a preparation shaping article, when the preparation production earphone holds the box, just can use the mould to make, however current mould holds the box when preparation cell-phone, still has some weak points, for example:

chinese patent publication is CN212446124U, and the announcement date of authority is 2021 year 2 month 2 days, discloses a bluetooth headset holds mould of box, relates to mould technical field, can only process unilateral single mould for solving the mould that current bluetooth headset held the box, problem that holistic processing property is more perfect. A second fixed die is installed on one side of the first fixed die, an injection die block is installed on the inner side of the first fixed die, a second injection die block is installed on the inner side of the second fixed die, main fixed installation blocks are installed on the outer sides of the first fixed die and the second fixed die, a connecting fixed block is installed in the middle of the outer side of the main fixed installation block on the outer side of the first fixed die, an electric telescopic rod is installed on the other side of the connecting fixed block, and an injection feeding pipeline is installed in the middle of the outer side of the main fixed installation block on the outer side of the second fixed die;

the above prior art solutions have the following drawbacks: after the completion of moulding plastics, inconvenient taking out the work piece, need the manual work to take, influence work efficiency, simultaneously, be not convenient for clear up the dust residue in the mould, influence the injection moulding quality.

We have therefore proposed a portable earphone-holding box forming die which facilitates ash removal so as to solve the problems set forth above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable earphone that does benefit to dusting holds box forming die to what solve above-mentioned background art and proposed is after the completion of moulding plastics, inconvenient takes out the work piece, needs the manual work to take, influences work efficiency, simultaneously, is not convenient for clear up the dust residue in the mould, influences the problem of injection moulding quality.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a do benefit to portable earphone of ash removal and hold box forming die, includes:

the die comprises a bottom die, a die cavity and guide posts, wherein the bottom die is provided with the die cavity, the periphery of the die cavity is provided with the limiting bosses, and the periphery of the bottom die is provided with the guide posts;

wherein the guide column is connected with an upper die in a penetrating way, and the middle of the upper die is provided with an injection molding hole;

the ejection head is arranged at the bottom of the cavity, the lower end of the ejection head is connected with an air cylinder, and an output shaft of the air cylinder is connected with a sliding sleeve;

the first ejector rods are arranged on two sides of the sliding sleeve, and a first spring is arranged at the tail end of each first ejector rod;

the limiting heads are arranged on the left side and the right side of the limiting boss, second ejector rods are arranged at the lower ends of the limiting heads, and second springs are connected in the middle of the second ejector rods in a penetrating mode.

By adopting the technical scheme, the workpiece can be ejected out quickly after injection molding is finished, the interval time is shortened, the labor cost is reduced, the production efficiency is greatly improved, dust and residues on the die can be cleaned quickly, and the product quality is improved.

As the utility model discloses a preferred technical scheme, the guide post is provided with 4, and the guide post is around bilateral symmetry about the central line of die block to the guide post constitutes sliding construction with last mould.

By adopting the technical scheme, the guide columns are arranged, so that the die closing process is more accurate and rapid, and the production efficiency is improved.

As the utility model discloses an optimal technical scheme, the lower surface of going up the mould is provided with spacing recess, and spacing recess is "returning" style of calligraphy structural design and forms to spacing recess constitutes the block structure with spacing boss.

By adopting the technical scheme, the limiting groove is arranged, so that the limiting boss is conveniently matched with the limiting groove, and the sealing performance after die assembly is improved.

As the utility model discloses a preferred technical scheme, the central line of top and the central line of die cavity coincide each other, and top and die block constitute sliding structure to the central line of top and the central line of sliding sleeve coincide each other, and the sliding sleeve right side is provided with the trachea moreover.

By adopting the technical scheme, the workpiece can be automatically and quickly ejected out conveniently through the arrangement of the ejection head, the labor cost is reduced, and the working efficiency is improved.

As the utility model discloses an optimized technical scheme, the sliding sleeve is "T" style of calligraphy structural design and forms, and the sliding sleeve lower extreme is provided with the friction cover to the sliding sleeve constitutes sliding construction with the output shaft of cylinder, and the sliding sleeve also constitutes sliding construction with the die block moreover.

By adopting the technical scheme, the first ejector rod is convenient to drive to slide through the arrangement of the sliding sleeve.

As the utility model discloses a preferred technical scheme, first ejector pin is provided with 2, and first ejector pin is about the central line bilateral symmetry of die block to the both ends of first ejector pin all are provided with the scarf, and first ejector pin constitutes transmission structure with the second ejector pin moreover.

By adopting the technical scheme, the limiting head is convenient to eject through the matching between the first ejector rod and the second ejector rod.

Compared with the prior art, the beneficial effects of the utility model are that: the portable earphone containing box forming die beneficial to dust removal can quickly eject a workpiece after injection molding is finished, so that the interval time is shortened, the labor cost is reduced, the production efficiency is greatly improved, dust and residues on the die can be quickly cleaned, and the product quality is improved;

1. through the arrangement of the ejector head, the lower end of the ejector head is connected with the air cylinder, after injection molding is completed, the ejector head is driven by the air cylinder to eject a workpiece out of the cavity, so that next injection molding can be performed quickly, the interval time is greatly shortened, and the working efficiency is effectively improved;

2. through the setting of first ejector pin, and first ejector pin constitutes transmission structure with the second ejector pin, makes the second ejector pin reciprocate through the slip of first ejector pin, will spacing head ejecting for form certain clearance between last mould and the die block, then blow to the die cavity through the trachea, make and form stronger atmospheric pressure between last mould and the die block, will go up the dust and the residual value clearance on mould and the die block.

Drawings

FIG. 1 is a schematic view of the main sectional structure of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

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

In the figure: 1. bottom die; 2. a cavity; 3. a limiting boss; 4. a guide post; 5. an upper die; 6. injection molding holes; 7. a limiting groove; 8. a cylinder; 9. ejecting the head; 10. a sliding sleeve; 11. a friction sleeve; 12. an air tube; 13. a first ejector rod; 14. a first spring; 15. a second ejector rod; 16. a limiting head; 17. a second spring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a do benefit to portable earphone of ash removal and hold box forming die, includes: the die comprises a bottom die 1, wherein a cavity 2 is formed in the bottom die 1, limiting bosses 3 are arranged on the periphery of the cavity 2, and guide columns 4 are arranged on the periphery of the bottom die 1; the guide posts 4 are connected with an upper die 5 in a penetrating manner, an injection molding hole 6 is formed in the middle of the

upper die

5, 4 guide posts 4 are arranged, the guide posts 4 are symmetrical front and back and left and right with respect to the center line of the bottom die 1, the guide posts 4 and the upper die 5 form a sliding structure, a limiting groove 7 is formed in the lower surface of the upper die 5, the limiting groove 7 is designed in a structure in a shape of Chinese character 'hui', the limiting groove 7 and the limiting boss 3 form a clamping structure, the accuracy of die assembly can be improved through the guide posts 4 when the die assembly is carried out, the limiting groove 7 and the limiting boss 3 are clamped, and the sealing performance after the die assembly is improved;

as shown in fig. 1-3, a top 9, the top 9 is disposed at the bottom of the cavity 2, a cylinder 8 is connected to the lower end of the top 9, a sliding sleeve 10 is connected to an output shaft of the cylinder 8, a center line of the top 9 coincides with a center line of the cavity 2, the top 9 and the bottom die 1 form a sliding structure, the center line of the top 9 coincides with the center line of the sliding sleeve 10, an air pipe 12 is disposed on the right side of the sliding sleeve 10, the top 9 is pushed by the cylinder 8 to move upwards to eject a workpiece, the top 9 is driven by the cylinder 8 to move downwards, so that the air pipe 12 can blow air into the cavity 2 to clean dust in the cavity 2;

as shown in fig. 1-4, the first ejector rod 13 is disposed on two sides of the sliding sleeve 10, the end of the first ejector rod 13 is provided with a first spring 14, the center line of the ejector head 9 coincides with the center line of the cavity 2, the ejector head 9 and the bottom die 1 form a sliding structure, the center line of the ejector head 9 coincides with the center line of the sliding sleeve 10, the right side of the sliding sleeve 10 is provided with an air pipe 12, the sliding sleeve 10 is designed in a "T" shape, the lower end of the sliding sleeve 10 is provided with a friction sleeve 11, the sliding sleeve 10 and the output shaft of the air cylinder 8 form a sliding structure, the sliding sleeve 10 and the bottom die 1 also form a sliding structure, when the air cylinder 8 drives the ejector head 9 to move downward, the sliding sleeve 10 also moves downward, the sliding sleeve 10 moves the first ejector rod 13 to two sides, and thereby pushes the second ejector rod 15 to move upward;

limiting head 16, limiting head 16 sets up the left and right sides at spacing boss 3, and limiting head 16 lower extreme is provided with second ejector pin 15, and run through connection has second spring 17 in the middle of second ejector pin 15, first ejector pin 13 is provided with 2, and first ejector pin 13 is about the central line bilateral symmetry of die block 1, and the both ends of first ejector pin 13 all are provided with the scarf, and first ejector pin 13 constitutes transmission structure with second ejector pin 15, when first ejector pin 13 promoted second ejector pin 15 and upwards moved, second ejector pin 15 will be spacing head 16 ejecting, make go up certain clearance between mould 5 and the die block 1, when the trachea 12 blows in the retention, be convenient for discharge the dust from between the clearance.

The working principle is as follows: when the portable earphone containing box forming die beneficial to dust removal is used, as shown in fig. 1-4, firstly, in the die assembly process, an upper die 5 is gradually assembled with a bottom die 1 through a guide post 4, so that a limiting boss 3 and a limiting groove 7 are clamped with each other, then injection molding is carried out through an injection molding hole 6, after a workpiece is formed, the upper die 5 is separated from the bottom die 1, then an air cylinder 8 is started to push a top head 9 to move upwards to eject the workpiece in a cavity 2, when the die needs to be cleaned, the top head 9 is driven to move downwards through the air cylinder 8, an air pipe 12 is opened, meanwhile, a sliding sleeve 10 enables a first ejector rod 13 to move towards two sides, the first ejector rod 13 pushes a second ejector rod 15 to move upwards to eject a limiting head 16, then die assembly is carried out, and because the limiting head 16 is ejected, a gap is reserved between the upper die 5 and the bottom die 1 after die assembly, then blow through trachea 12, the air current forms great atmospheric pressure between last mould 5 and die block 1 to go up the mould 5 with the dust on die block 1 surface and get rid of, after getting rid of the dust, drive the top 9 rebound through cylinder 8 once more, get back to initial position, simultaneously under the effect of friction cover 11 for sliding sleeve 10 also upwards moves simultaneously, then under the effect of first spring 14 and second spring 17, make first ejector pin 13 and second ejector pin 15 also get back to initial position, thereby accomplish a series of work.

Those not described in detail in this specification are within the skill of the art.

It is to be understood that the terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operated in a particular orientation, and are not to be construed as limiting the scope of the present invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a do benefit to portable earphone of ash removal and hold box forming die which characterized in that: the method comprises the following steps:

the die comprises a bottom die (1), wherein a cavity (2) is formed in the bottom die (1), limiting bosses (3) are arranged on the periphery of the cavity (2), and guide columns (4) are arranged on the periphery of the bottom die (1);

wherein the guide column (4) is connected with an upper die (5) in a penetrating way, and an injection molding hole (6) is arranged in the middle of the upper die (5);

the ejection head (9) is arranged at the bottom of the cavity (2), the lower end of the ejection head (9) is connected with the air cylinder (8), and an output shaft of the air cylinder (8) is connected with the sliding sleeve (10);

the first ejector rod (13), the first ejector rod (13) is arranged on two sides of the sliding sleeve (10), and the tail end of the first ejector rod (13) is provided with a first spring (14);

the limiting head (16) is arranged on the left side and the right side of the limiting boss (3), a second ejector rod (15) is arranged at the lower end of the limiting head (16), and a second spring (17) penetrates through the middle of the second ejector rod (15).

2. The portable earphone holding box forming die beneficial to ash removal according to claim 1, characterized in that: the number of the guide columns (4) is 4, the guide columns (4) are symmetrical in front-back and left-right directions relative to the center line of the bottom die (1), and the guide columns (4) and the upper die (5) form a sliding structure.

3. The portable earphone holding box forming die beneficial to ash removal according to claim 2, characterized in that: the lower surface of the upper die (5) is provided with a limiting groove (7), the limiting groove (7) is designed into a 'return' structure, and the limiting groove (7) and the limiting boss (3) form a clamping structure.

4. The portable earphone holding box forming die beneficial to ash removal according to claim 1, characterized in that: the center line of top (9) and the center line of die cavity (2) coincide each other, and top (9) and die block (1) constitute sliding construction to the center line of top (9) and the center line of sliding sleeve (10) coincide each other, and sliding sleeve (10) right side is provided with trachea (12) moreover.

5. The portable earphone holding box forming die beneficial to ash removal according to claim 4, wherein: the sliding sleeve (10) is designed into a T-shaped structure, the lower end of the sliding sleeve (10) is provided with a friction sleeve (11), the sliding sleeve (10) and an output shaft of the cylinder (8) form a sliding structure, and the sliding sleeve (10) and the bottom die (1) also form a sliding structure.

6. The portable earphone holding box forming die beneficial to ash removal according to claim 1, characterized in that: first ejector pin (13) are provided with 2, and first ejector pin (13) are the bilateral symmetry about the central line of die block (1), and the both ends of first ejector pin (13) all are provided with the scarf, and first ejector pin (13) constitute transmission structure with second ejector pin (15) moreover.