CN213291169U

CN213291169U - Injection mold is used in processing of domestic appliance shell

Info

Publication number: CN213291169U
Application number: CN202022106747.9U
Authority: CN
Inventors: 张红; 李明成; 闫松涛; 刘泽
Original assignee: Hefei Huawei Metal Products Co ltd
Current assignee: Hefei Huawei Metal Products Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-05-28
Anticipated expiration: 2030-09-23

Abstract

The utility model discloses an injection mold is used in processing of domestic appliance shell, including the mount, the top fixed mounting of mount inner wall has the pneumatic cylinder, the bottom of pneumatic cylinder and the bottom of mount inner wall all are fixed with the mount pad, and the mount pad that is located the top passes through side lever sliding connection on sliding sleeve and the mount, the cavity has been seted up to the inside of mount pad, be equipped with locking mechanical system in the cavity. The utility model discloses an above-mentioned isotructure's cooperation has realized when last, the bed die combines each other, to last, the bed die has played the effect of direction and buffering, make the compound die of upper and lower mould more accurate, also prevented simultaneously at the in-process of compound die, on, the bed die direct contact bumps, and cause the harm to the surface of mould, and can also simply quick realization to the dismantlement and the installation of last mould and bed die, it is convenient to provide for later stage clearance, maintenance and change upper and lower mould.

Description

Injection mold is used in processing of domestic appliance shell

Technical Field

The utility model relates to an injection mold technical field specifically is an injection mold is used in domestic appliance shell processing.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. The injection molding method is characterized in that plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.

Because current injection mold upper and lower mould is when carrying out the compound die, often because of the direction is accurate inadequately, lead to upper and lower mould to take place the skew easily, and be difficult for carrying out the buffer protection to upper and lower mould at the in-process of compound die, upper and lower mould directly bumps easily when the compound die, has caused the harm to the mould, also be difficult for dismantling and installing upper and lower mould simultaneously, bring inconvenience for the clearance, the maintenance and the change in later stage, consequently need improve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection mold is used in processing of domestic appliance shell, it has been realized last, when the bed die combines each other, to last, the bed die has played the effect of direction and buffering, make on, the compound die of bed die is more accurate, the in-process at the compound die has also been prevented simultaneously, on, the bed die direct contact bumps, and cause the harm to the surface of mould, and can also be simple quick realization to the dismantlement and the installation of last mould and bed die, for later stage clearance, the maintenance is with more changing, the bed die provides conveniently, the problem of proposing in the above-mentioned background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an injection mold is used in processing of domestic appliance shell, includes the mount, the top fixed mounting of mount inner wall has the pneumatic cylinder, the bottom of pneumatic cylinder and the bottom of mount inner wall all are fixed with the mount pad, and the mount pad that is located the top passes through sliding sleeve and the side lever sliding connection on the mount, the cavity has been seted up to the inside of mount pad, be equipped with locking mechanical system in the cavity.

The upper die is detachably connected to the mounting seat located above through the locking mechanism, the lower die is detachably connected to the mounting seat located below through the locking mechanism, two grooves are formed in the bottom of the lower die, the buffering guide mechanisms are fixed in the grooves, and the buffering guide mechanisms play roles in buffering protection and guiding the upper die and the lower die which are combined with each other.

Preferably, locking mechanical system is including rotating the pivot of connection on the cavity inner wall, the rear end of pivot is fixed with the disc, and the rear side of disc articulates there are two connecting rods, and the end of carrying on the back of the body of two connecting rods all articulates there is the movable plate, the side of carrying on the back of the body of going up mould and bed die all is fixed with two inserted bars, the movable plate side is fixed with and is used for carrying out the fixed locking lever of pegging graft to the inserted bar.

Preferably, the front side of mount pad is fixed with fixed frame, and the front end of pivot runs through the mount pad to rotate with the inner wall of fixed frame and be connected, the fixed surface of pivot has the worm wheel, and the inner wall of fixed frame rotates and is connected with the worm with worm wheel meshing and adaptation.

Preferably, the upper side and the lower side of the moving plate are both fixed with sliding blocks, and the inner wall of the cavity is provided with a sliding groove for the limiting block to slide.

Preferably, buffering guiding mechanism is including fixing the spring on the recess inner wall, the top of spring is fixed with the guide cylinder, and the bottom of bed die is fixed with the guide bar of pegging graft and the adaptation with the guide cylinder.

Preferably, the left and right sides of guide cylinder all is equipped with the gyro wheel, the inner wall of recess is seted up and is used for the spacing groove of gyro wheel slip.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a set up guide cylinder, the guide bar, a spring, gyro wheel and spacing groove, make when upper and lower mould when carrying out the compound die, the guide cylinder combines with the guide bar earlier, played the guide effect to the compound die, make more accurate of compound die, avoided upper and lower mould to take place the skew, the spring is then to upper and lower mould has played the cushioning effect simultaneously, avoided upper and lower mould direct contact and bump when the compound die, and cause the harm to the surface of mould, the service life of mould has been improved.

Two, the utility model discloses a set up the disc, the connecting rod, the movable plate, the inserted bar, the locking lever, worm wheel and worm, make to rotate the worm and drive worm wheel and disc rotation, the disc rotates under the effect of connecting rod, can stimulate the movable plate and remove in the cavity, thereby can drive locking lever and inserted bar alternate segregation, the locking to the inserted bar has been removed, take off the mould afterwards and can accomplish the dismantlement, and the installation is also the same reason, thereby realization that can be simple quick is to the dismantlement and the installation of last mould and bed die, for later stage clearance, the maintenance is with more changing, the bed die provides convenience.

Drawings

Fig. 1 is a front cross-sectional view of the present invention;

FIG. 2 is a front sectional view of the lower mold of the present invention in a disassembled state;

FIG. 3 is a side cross-sectional view of the worm gear and worm of the present invention;

fig. 4 is a cross-sectional view of the utility model at a-a.

In the figure: 1. a fixed mount; 2. a hydraulic cylinder; 3. a mounting seat; 4. a sliding sleeve; 5. an upper die; 6. a lower die; 7. a rotating shaft; 8. a disc; 9. a connecting rod; 10. moving the plate; 11. inserting a rod; 12. a lock lever; 13. a fixing frame; 14. a worm gear; 15. a worm; 16. a chute; 17. a spring; 18. a guide cylinder; 19. a guide bar; 20. and a roller.

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 to 4, the present invention provides a technical solution: the utility model provides an injection mold is used in processing of domestic appliance shell, including mount 1, the top fixed mounting of 1 inner wall of mount has pneumatic cylinder 2, pneumatic cylinder 2 is used for promoting mould 5 downstream, carry out the compound die each other with bed die 6, the bottom of pneumatic cylinder 2 and the bottom of 1 inner wall of mount all are fixed with mount pad 3, and the mount pad 3 that is located the top passes through sliding sleeve 4 and the side lever sliding connection on the mount 1, sliding sleeve 4 makes reciprocating more stable smooth and easy of going up mould 5, the cavity has been seted up to mount pad 3's inside, be equipped with locking mechanical system in the cavity.

Furthermore, the locking mechanism comprises a rotating shaft 7 rotatably connected on the inner wall of the cavity, a disc 8 is fixed at the rear end of the rotating shaft 7, two connecting rods 9 are hinged at the rear side of the disc 8, a moving plate 10 is hinged at the back ends of the two connecting rods 9, two insertion rods 11 are fixed at the back sides of the upper die 5 and the lower die 6, a lock rod 12 for inserting and fixing the insertion rods 11 is fixed at the side surface of the moving plate 10, when the upper die 5 or the lower die 6 needs to be disassembled, a worm 15 is rotated to drive a worm wheel 14 to rotate, so that the disc 8 is driven to rotate, the moving plate 10 is pulled to move in the cavity under the action of the connecting rods 9, so that the lock rod 12 and the insertion rod 11 are driven to be separated from each other, the locking of the insertion rods 11 is released, then the upper die 5 or the lower die 6 can be disassembled, and the assembly is the same, so that the upper die 5 and the lower die 6 can be disassembled and assembled simply and, the upper and lower dies are convenient to clean, maintain and replace in the later period.

Further, a fixed frame 13 is fixed on the front side of the mounting seat 3, the front end of the rotating shaft 7 penetrates through the mounting seat 3 and is rotatably connected with the inner wall of the fixed frame 13, a worm wheel 14 is fixed on the surface of the rotating shaft 7, and a worm 15 meshed with and matched with the worm wheel 14 is rotatably connected with the inner wall of the fixed frame 13.

Further, the upper side and the lower side of the moving plate 10 are both fixed with sliders, the inner wall of the cavity is provided with a sliding groove 16 for the limiting block to slide, and the sliding groove 16 and the sliders limit the movement track machine of the moving plate 10, so that the moving plate 10 can move more stably and smoothly.

The upper mounting base 3 is detachably connected with an upper die 5 through a locking mechanism, the lower mounting base 3 is detachably connected with a lower die 6 through the locking mechanism, two grooves are formed in the bottom of the lower die 6, a buffering guide mechanism is fixed in each groove, and the buffering guide mechanism plays roles in buffering, protecting and guiding the upper die and the lower die which are combined with each other.

Further, buffering guiding mechanism is including fixing the spring 17 on the recess inner wall, spring 17's top is fixed with guide cylinder 18, and the bottom of bed die 6 is fixed with the guide bar 19 of pegging graft and the adaptation with guide cylinder 18, work as an upper and lower mould when carrying out the compound die, guide cylinder 18 combines with guide bar 19 earlier, the guide effect has been played to the compound die, make more accurate of compound die, avoided last, the bed die takes place the skew, spring 17 is then to last simultaneously, the bed die has played the cushioning effect, avoided when the compound die on, the bed die direct contact and bump, and cause the harm to the surface of mould, the life of mould has been improved.

Further, both sides all are equipped with gyro wheel 20 about guide cylinder 18, and the inner wall of recess is offered and is used for the spacing groove that slides to gyro wheel 20, through the setting of gyro wheel 20 and spacing groove, has reduced the friction of guide cylinder 18 with the recess inner wall for the up-and-down motion of guide cylinder 18 is more smooth and easy.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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. The utility model provides an injection mold is used in processing of domestic appliance shell, includes mount (1), the top fixed mounting of mount (1) inner wall has pneumatic cylinder (2), the bottom of pneumatic cylinder (2) and the bottom of mount (1) inner wall all are fixed with mount pad (3), and the mount pad (3) that are located the top pass through sliding sleeve (4) and the side lever sliding connection on mount (1), its characterized in that: a cavity is formed in the mounting base (3), and a locking mechanism is arranged in the cavity;

and the mounting seat (3) which is positioned above can be detachably connected with the upper die (5) through the locking mechanism, the mounting seat (3) which is positioned below can be detachably connected with the lower die (6) through the locking mechanism, two grooves are formed in the bottom of the lower die (6), the buffer guide mechanisms are fixed in the grooves, and the buffer guide mechanisms play roles of buffer protection and guide on the upper die and the lower die which are combined with each other.

2. The injection mold for processing the shell of the household appliance according to claim 1, characterized in that: locking mechanical system is including rotating pivot (7) of connection on the cavity inner wall, the rear end of pivot (7) is fixed with disc (8), and the rear side of disc (8) articulates there are two connecting rods (9), and the end of the back of the body of two connecting rods (9) all articulates there is movable plate (10), the back of the body side of going up mould (5) and bed die (6) all is fixed with two inserted bars (11), movable plate (10) side is fixed with and is used for pegging graft fixed locking lever (12) to inserted bar (11).

3. The injection mold for processing the shell of the household appliance according to claim 2, characterized in that: the front side of mount pad (3) is fixed with fixed frame (13), and the front end of pivot (7) runs through mount pad (3) to rotate with the inner wall of fixed frame (13) and be connected, the fixed surface of pivot (7) has worm wheel (14), and the inner wall of fixed frame (13) rotates and is connected with worm (15) with worm wheel (14) meshing and adaptation.

4. The injection mold for processing the shell of the household appliance according to claim 2, characterized in that: the upper side and the lower side of the moving plate (10) are both fixed with sliding blocks, and the inner wall of the cavity is provided with a sliding groove (16) for the limiting block to slide.

5. The injection mold for processing the shell of the household appliance according to claim 1, characterized in that: buffering guiding mechanism is including fixing spring (17) on the recess inner wall, the top of spring (17) is fixed with guide cylinder (18), and the bottom of bed die (6) is fixed with guide bar (19) of pegging graft and the adaptation with guide cylinder (18).

6. The injection mold for processing the shell of the household appliance according to claim 5, wherein: the left side and the right side of the guide cylinder (18) are both provided with idler wheels (20), and the inner wall of the groove is provided with a limiting groove used for limiting the sliding of the idler wheels (20).