CN217670907U

CN217670907U - Plastic mould with cooling structure

Info

Publication number: CN217670907U
Application number: CN202221810569.0U
Authority: CN
Inventors: 陈福年; 陈惠英; 周宏亮
Original assignee: Goodyear Mold Co ltd
Current assignee: Goodyear Mold Co ltd
Priority date: 2022-07-13
Filing date: 2022-07-13
Publication date: 2022-10-28
Anticipated expiration: 2032-07-13

Abstract

The utility model discloses a plastic mould with a cooling structure, which comprises a base, wherein the upper end surface of the base is fixed with a lower template through a bolt, the left side of the lower template is fixed with a fixing box, the left side of the fixing box is connected with a water inlet, and the fixing box is fixed with a mounting plate through a bolt; further comprising: and the cooling water tank is arranged in the lower template, and the left end of the cooling water tank is connected with the fixed box. This plastic mould with cooling structure adopts detachable filtering mechanism, can carry out that to filter to the impurity in the recirculated cooling water to effectively avoid impurity to get into the mould and lead to blockking up, guarantee the normal operating of device, the material mechanism is arranged to the cooperation formula of blowing, can realize blowing off the effect to off-the-shelf automation and compare in traditional thimble type ejection mechanism, can effectively avoid causing the damage to the finished product.

Description

Plastic mould with cooling structure

Technical Field

The utility model relates to a plastic mould technical field specifically is a plastic mould with cooling structure.

Background

The plastic mould is the main instrument in the plastic goods production process, and it can effectively realize the design to the plastic goods to guarantee that the plastic goods size of production accords with the standard, in the use, mainly through in the plastics liquid injection mould cavity with under the molten condition, thereby obtain the finished product through cooling solidification again, current plastic mould still has certain defect when using:

the plastic mould is in the use, mainly realize the cooling effect of mould and work piece through the cooling water circulation, current plastic mould generally directly pours into external water into the mould and realizes the cooling, and water is difficult to avoid having certain impurity through cyclic utilization, thereby easily lead to the inside basin of mould to block up and influence the normal cooling effect of mould, and after finished product production is accomplished, current plastic mould generally adopts thimble type structure to realize the ejecting effect to the finished product, when the finished product is more tight with the mould bonding, thimble ejection mechanism easily causes the damage to the finished product, thereby lead to the product defective rate to increase.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plastic mould with cooling structure to it easily blocks up the problem that pipeline and ejection mechanism easily caused the product to damage to propose aquatic impurity in the above-mentioned background art to solve.

In order to achieve the above object, the utility model provides a following technical scheme: a plastic mould with a cooling structure comprises a base, wherein a lower template is fixed on the upper end surface of the base through bolts, a fixing box is fixed on the left side of the lower template, a water inlet is connected to the left side of the fixing box, a mounting plate is fixed on the fixing box through bolts, a water outlet is fixed on the right side of the lower template, a cavity is formed in the lower template, and a cross rod is connected in the lower template in a sliding manner;

further comprising:

the cooling water tank is arranged in the lower template, the left end of the cooling water tank is connected with the fixed box, and the right end of the cooling water tank is connected with the water outlet;

the upper template is arranged above the lower template, an injection molding opening is formed in the upper template, a guide rod is further mounted on the upper template, and the guide rod and the slotted nest in the lower template can slide;

the fixing plate is fixed on the lower die plate through bolts, a movable plate is arranged above the fixing plate, a second spring is fixed on the fixing plate, and the upper end of the second spring is fixed on the bottom plate.

Preferably, the mounting plate is also provided with a sealing gasket and a filter screen;

the sealing gasket is fixed on the lower end face of the mounting plate and is in contact with the fixing box to realize a sealing effect;

the filter screen is fixed terminal surface under the mounting panel, and the filter screen setting realizes the filter effect in fixed box, when installing the mounting panel, through the sealed effect of contact between filling up and the fixed box, can guarantee the leakproofness of mounting panel installation, avoids producing the seepage, and the installation is accomplished the back, can filter aquatic impurity through the effect of filter screen, avoids impurity to get into the problem that the mould leads to the cooling trough to be blockked up.

Preferably, the lower end surface of the movable plate is symmetrically fixed with first springs, the other ends of the first springs are fixed on the fixed plate, the movable plate forms an elastic mechanism with the fixed plate through the first springs, and the movable plate can move and automatically reset under the action of the first springs.

Preferably, the movable plate is further provided with a connecting rod and a piston;

the connecting rods are symmetrically fixed on the left side and the right side of the movable plate, are connected to the lower template in a sliding manner, and can move when being in contact with the guide rod;

the piston is symmetrically fixed on the upper end face of the movable plate and is connected in the cavity in a sliding mode, when the connecting rod and the guide rod move, the movable plate and the piston are driven to move simultaneously, and the air pumping and exhausting effect on the cavity can be achieved through the sliding effect between the piston and the cavity.

Preferably, the bottom plate is also provided with a vertical rod and a triangular plate;

the vertical rod is vertically fixed on the upper end surface of the bottom plate, penetrates through the movable plate and can slide, and the vertical rod is in sliding connection with the lower template;

the set square is fixed the montant upper end, and the set square setting when the bottom plate removes in the lower bolster, drives montant and set square simultaneously and removes, and the stability that the bottom plate removed can be guaranteed in the sliding action between cooperation montant and fly leaf and the lower bolster.

Preferably, the cross bar is also provided with a movable block and a baffle;

the movable block is rotatably connected to the cross rod through a columnar shaft, and the movable block is nested in the groove in the triangular plate and can slide;

the baffle is fixed on the horizontal pole, and be sliding connection between baffle and the lower bolster, when the set-square removed, through the sliding action between movable block and the set-square and the rotation effect between movable block and the horizontal pole, can provide basic effort for the removal of horizontal pole and baffle.

Compared with the prior art, the beneficial effects of the utility model are that: this plastic mould with cooling structure adopts detachable filtering mechanism, can carry out that to filter to the impurity in the recirculated cooling water to effectively avoid impurity to get into the mould and lead to blockking up, guarantee the normal operating of device, the row of material mechanism of cooperation gas blowing formula can realize blowing off the effect to off-the-shelf automation and compare in traditional ejector pin formula ejection mechanism, can effectively avoid causing the damage to the finished product, its concrete content as follows:

1. the plastic mold with the cooling structure is provided with the filter screen, cooling water enters through the water inlet and flows through the cooling water channel in the use process of the mold, and is discharged from the water outlet, so that the cooling effect on the mold is realized, and when the water enters the fixed box, impurities in the water can be filtered through the effect of the filter screen, so that the impurities are prevented from entering the mold and causing blockage;

2. this plastic mould with cooling structure is provided with the piston, and when lower template and cope match-plate pattern separation, through the effect of first spring, can make fly leaf and piston shift up this moment, and the sliding action between cooperation piston and the cavity can make the cavity in the air pass through the gas pocket discharge, through the effect of air current, can realize off-the-shelf effect of blowing off, makes things convenient for the finished product drawing of patterns.

Drawings

FIG. 1 is a schematic view of the overall expanded front section structure of the mold of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the lower template in plan view;

FIG. 4 is a schematic view of the lower template of the present invention in front view and cross-section;

FIG. 5 is an enlarged schematic view of the structure of FIG. 4B according to the present invention;

fig. 6 is a schematic view of the front cross-sectional structure of the fixing box of the present invention.

In the figure: 1. a base; 2. a lower template; 3. a fixing box; 4. a water inlet; 5. mounting a plate; 501. a gasket; 502. a filter screen; 6. a cooling water tank; 7. a water outlet; 8. mounting a template; 9. an injection molding port; 10. a guide bar; 11. a fixing plate; 12. a first spring; 13. a movable plate; 1301. a connecting rod; 1302. a piston; 14. A cavity; 15. a second spring; 16. a base plate; 1601. a vertical rod; 1602. a set square; 17. a cross bar; 1701. A movable block; 1702. and a baffle plate.

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. 1-6, the present invention provides a technical solution: a plastic mould with a cooling structure comprises a base 1, wherein the upper end surface of the base 1 is fixedly provided with a lower template 2 through bolts, the left side of the lower template 2 is fixedly provided with a fixing box 3, the left side of the fixing box 3 is connected with a water inlet 4, the fixing box 3 is fixedly provided with an installation plate 5 through bolts, the right side of the lower template 2 is fixedly provided with a water outlet 7, a cavity 14 is formed in the lower template 2, and a cross rod 17 is slidably connected in the lower template 2;

further comprising:

the cooling water tank 6 is arranged in the lower template 2, the left end of the cooling water tank 6 is connected with the fixed box 3, and the right end of the cooling water tank 6 is connected with the water outlet 7;

the upper template 8 is arranged above the lower template 2, an injection molding opening 9 is formed in the upper template 8, a guide rod 10 is further installed on the upper template 8, and the guide rod 10 and the groove of the lower template 2 are nested and can slide;

and a fixed plate 11 fixed on the lower template 2 through bolts, wherein a movable plate 13 is arranged above the fixed plate 11, a second spring 15 is fixed on the fixed plate 11, and the upper end of the second spring 15 is fixed on a bottom plate 16.

The mounting plate 5 is also provided with a sealing gasket 501 and a filter screen 502; the sealing gasket 501 is fixed on the lower end face of the mounting plate 5, and the sealing gasket 501 is in contact with the fixing box 3 to realize a sealing effect; the filter screen 502 is fixed on the lower end face of the mounting plate 5, and the filter screen 502 is arranged in the fixing box 3 to realize the filtering function.

The lower end surface of the movable plate 13 is symmetrically fixed with a first spring 12, and the other end of the first spring 12 is fixed on the fixed plate 11, and the movable plate 13 and the fixed plate 11 form an elastic mechanism through the first spring 12.

The movable plate 13 is further provided with a connecting rod 1301 and a piston 1302; the connecting rods 1301 are symmetrically fixed on the left side and the right side of the movable plate 13, the connecting rods 1301 are connected to the lower template 2 in a sliding mode, and the connecting rods 1301 are in contact with the guide rods 10 and can move; and the piston 1302 is symmetrically fixed on the upper end surface of the movable plate 13, and the piston 1302 is slidably connected in the cavity 14.

A vertical rod 1601 and a triangular plate 1602 are also arranged on the bottom plate 16; the vertical rod 1601 is vertically fixed on the upper end surface of the bottom plate 16, the vertical rod 1601 penetrates through the movable plate 13 to be capable of sliding, and the vertical rod 1601 is in sliding connection with the lower template 2; the triangle plate 1602 is fixed on the upper end of the vertical rod 1601, and the triangle plate 1602 is arranged in the lower template 2.

The cross bar 17 is also provided with a movable block 1701 and a baffle 1702; the movable block 1701 is rotatably connected to the cross bar 17 through a columnar shaft, and the movable block 1701 is nested in a groove in the triangle 1602 and can slide; the baffle 1702 is fixed on the cross bar 17, and the baffle 1702 is connected with the lower template 2 in a sliding manner.

The working principle is as follows: as shown in fig. 1-6, when the plastic mold with a cooling structure is used, first, the base 1 and the upper mold plate 8 are installed, and the water inlet 4 and the water outlet 7 are connected with the circulating water pipe, when mold closing is performed, the upper mold plate 8 and the lower mold plate 2 can be contacted to realize mold closing through the sliding action between the guide rod 10 and the upper groove of the lower mold plate 2, during mold closing, when the guide rod 10 is contacted with the connecting rod 1301, the connecting rod 1301 is forced to move downwards, and the movable plate 13 is driven to move, at this time, the first spring 12 is forced to contract, when the movable plate 13 moves, the piston 1302 is driven to slide downwards in the cavity 14 to realize a suction action, and during the movement of the movable plate 13, when the movable plate 13 is contacted with the bottom plate 16, the bottom plate 16 is forced to move downwards, and the second spring 15 is pressed to contract, when the bottom plate 16 moves, the vertical rod 1601 and the triangular plate 1602 are driven to move, so as to cooperate with the direct sliding action of the triangular plate and the movable block 1701 and the movable block 17, the transverse rod 1701 can move outwards under the force, and the transverse rod 17, so as to drive the baffle 1702 to move right above the cavity 14 to complete mold closing;

when injection molding is carried out, plastic liquid in a molten state is injected into a mold through an injection molding opening 9, circulating cooling water enters a fixed box 3 through a water inlet 4 at the moment, the circulating cooling water is matched with the effect of a filter screen 502, the filtering of impurities in water can be realized, the situation that the impurities enter the mold to cause blockage is avoided, the filtered cooling water enters a cooling water tank 6 to realize the cooling effect of the mold, and finally the cooling water is discharged through a water outlet 7, when the filter screen 502 needs to be cleaned and replaced, the mounting plate 5 and the filter screen 502 can be detached only through loose bolts, and when the replaced mounting plate 5 is installed, the bottom plate 16 can be moved upwards through the contact sealing effect between the sealing gasket 501 and the fixed box 3, the leakage can be avoided, after cooling is completed, when the lower template 2 is separated from the upper template 8, the baffle 1702 is moved upwards under the effect of the first spring 12 at the moment, when the movable plate 13 is separated from the bottom plate 16, the movable plate 15 acts on the movable plate, the movable plate 16 can be moved upwards, and the transverse rod 17 can be moved inwards, so that the baffle 1702 is separated from an upper end opening of the cavity 14, and the movable plate 14 can be moved upwards through the air outlet of the movable plate, thereby facilitating the plastic product to be moved upwards, and the plastic mold to realize the principle of the plastic mold to discharge.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A plastic mold with a cooling structure comprises a base (1), wherein a lower template (2) is fixed on the upper end face of the base (1) through bolts, a fixing box (3) is fixed on the left side of the lower template (2), a water inlet (4) is connected to the left side of the fixing box (3), a mounting plate (5) is fixed on the fixing box (3) through bolts, a water outlet (7) is fixed on the right side of the lower template (2), a cavity (14) is formed in the lower template (2), and a cross rod (17) is connected in the lower template (2) in a sliding mode;

it is characterized by also comprising:

the cooling water tank (6) is arranged in the lower template (2), the left end of the cooling water tank (6) is connected with the fixing box (3), and the right end of the cooling water tank (6) is connected with the water outlet (7);

the upper template (8) is arranged above the lower template (2), an injection molding opening (9) is formed in the upper template (8), a guide rod (10) is further installed on the upper template (8), and the guide rod (10) and the lower template (2) are grooved and nested and can slide;

the fixing plate (11) is fixed on the lower template (2) through bolts, a movable plate (13) is arranged above the fixing plate (11), a second spring (15) is fixed on the fixing plate (11), and meanwhile the upper end of the second spring (15) is fixed on the bottom plate (16).

2. The plastic mold with the cooling structure as claimed in claim 1, wherein: the mounting plate (5) is also provided with a sealing gasket (501) and a filter screen (502);

the sealing gasket (501) is fixed on the lower end face of the mounting plate (5), and the sealing gasket (501) is in contact with the fixing box (3) to realize a sealing effect;

the filter screen (502) is fixed on the lower end face of the mounting plate (5), and the filter screen (502) is arranged in the fixing box (3) to realize the filtering function.

3. The plastic mold with the cooling structure as claimed in claim 1, wherein: first springs (12) are symmetrically fixed on the lower end face of the movable plate (13), the other ends of the first springs (12) are fixed on the fixed plate (11), and the movable plate (13) and the fixed plate (11) form an elastic mechanism through the first springs (12).

4. The plastic mold with the cooling structure as claimed in claim 1, wherein: the movable plate (13) is also provided with a connecting rod (1301) and a piston (1302);

the connecting rods (1301) are symmetrically fixed on the left side and the right side of the movable plate (13), the connecting rods (1301) are connected to the lower template (2) in a sliding mode, and the connecting rods (1301) can move in a contact mode with the guide rods (10);

and the piston (1302) is symmetrically fixed on the upper end surface of the movable plate (13), and the piston (1302) is connected in the cavity (14) in a sliding manner.

5. The plastic mold with the cooling structure as claimed in claim 1, wherein: the bottom plate (16) is also provided with a vertical rod (1601) and a triangular plate (1602);

the vertical rod (1601) is vertically fixed on the upper end face of the bottom plate (16), the vertical rod (1601) penetrates through the movable plate (13) to be capable of sliding, and the vertical rod (1601) is in sliding connection with the lower template (2);

and the triangular plate (1602) is fixed at the upper end of the vertical rod (1601), and the triangular plate (1602) is arranged in the lower template (2).

6. The plastic mold with the cooling structure as claimed in claim 1, wherein: the cross bar (17) is also provided with a movable block (1701) and a baffle (1702);

the movable block (1701) is rotatably connected to the cross rod (17) through a columnar shaft, and the movable block (1701) is nested in a groove in the triangular plate (1602) and can slide;

the baffle (1702) is fixed on the cross rod (17), and the baffle (1702) is in sliding connection with the lower template (2).