CN210477591U

CN210477591U - Prevent impaired foaming mould of refrigerator door

Info

Publication number: CN210477591U
Application number: CN201921450337.7U
Authority: CN
Inventors: 王明水
Original assignee: Qingdao Watson Industry And Trade Co Ltd
Current assignee: Qingdao Watson Industry And Trade Co Ltd
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-05-08
Anticipated expiration: 2029-09-03

Abstract

The utility model discloses a prevent impaired foaming mould of refrigerator door, including lower mould, vacuum chuck, rubber pad and threaded rod, the internally mounted of lower mould has the silica gel pad, and the top of silica gel pad is connected with refrigerator door shell, the inner wall surface connection has the spring in the left and right sides of lower mould, the up end of lower mould is seted up flutedly, the top of lower mould is provided with the mould, the front surface mounting of going up the mould has the buckle, the mounting groove has been seted up to the inside of going up the mould, the inside of going up the mould is run through by the threaded rod, and the below of threaded rod is provided with the refrigerator door planking. This prevent impaired foaming mould of refrigerator door, the inside silica gel pad that is provided with of lower mould avoids refrigerator door shell direct contact lower mould, and the both sides of refrigerator door shell are connected with vacuum chuck, with the absorption of refrigerator door shell firmly in the lower mould, prevents at the in-process of form removal, and the scratch that the lower mould caused refrigerator door shell surface is favorable to protecting the outward appearance of refrigerator door shell.

Description

Prevent impaired foaming mould of refrigerator door

Technical Field

The utility model relates to a relevant technical field of refrigerator specifically is a prevent impaired foaming mould of refrigerator door.

Background

The refrigerator is a refrigeration device keeping constant and low temperature, along with the development of economy, the living standard of people is continuously improved, the refrigerator is more and more widely applied to the life of people, in the production process of the refrigerator, a foaming mold is required to be used for producing a filler between the inner layer and the outer layer of the refrigerator, but the existing foaming mold also has certain defects.

In the existing production technology, the foaming process of the refrigerator door is directly carried out on the refrigerator door body, after foaming is finished, a foaming mold needs to be detached, and in the detaching process, the mold can scratch the surface of the refrigerator door, so that the appearance and the production quality of the refrigerator are very influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent impaired foaming mould of refrigerator door to propose in solving above-mentioned background art and demolish the foaming mould and probably cause the scratch to the surface of refrigerator door after the foaming finishes, very influence the outward appearance of refrigerator and production quality's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a foaming mold for preventing a refrigerator door from being damaged comprises a lower mold, a vacuum chuck, a rubber pad and a threaded rod, wherein the lower mold is internally provided with the silica gel pad, the upper part of the silica gel pad is connected with a refrigerator door shell, the left side and the right side of the refrigerator door shell are both connected with the vacuum chuck, the inner wall surfaces of the left side and the right side of the lower mold are connected with springs, the inner parts of the springs are penetrated through by the output end of the vacuum chuck, the upper end surface of the lower mold is provided with a groove, the rear part of the lower mold is connected with a rotating shaft, a fixture block is fixed on the front surface of the lower mold, the upper mold is arranged above the lower mold, the rear part of the upper mold is mutually connected with the rotating shaft, the front surface of the upper mold is provided with a buckle, the lower end surface of, and a refrigerator door outer plate is arranged below the threaded rod and is positioned inside the mounting groove.

Preferably, the vacuum chuck passes through the spring and constitutes extending structure with the lower mould, and vacuum chuck is provided with 2 about the central point symmetry of lower mould.

Preferably, the groove and the convex block are connected in a clamping manner, the convex block and the upper die are of an integrated structure, and 4 convex blocks are symmetrically arranged around the central point of the upper die.

Preferably, the buckle and the clamping block form a disassembly and assembly structure in clamping connection, and the buckle and the upper die form a rotating structure.

Preferably, the rubber pad sets up to rectangle column structure, and the rubber pad is fixed connection with last mould to go up the mould and constitute revolution mechanic through axis of rotation and lower mould.

Preferably, the threaded rod is in threaded connection with the upper die, the threaded rod penetrates through the central point of the upper die, and the lower surface of the threaded rod is attached to the outer surface of the outer plate of the refrigerator door.

Compared with the prior art, the beneficial effects of the utility model are that: the foaming mold for preventing the refrigerator door from being damaged,

1. the lower die is internally provided with a silica gel pad to prevent the refrigerator door shell from directly contacting the lower die, and the two sides of the refrigerator door shell are connected with vacuum chucks to firmly adsorb the refrigerator door shell in the lower die, so that the lower die is prevented from scratching the surface of the refrigerator door shell in the process of removing the die, and the appearance of the refrigerator door shell is protected;

2. the convex block is arranged below the upper die, when the upper die and the lower die are connected together, the tightness during connection is increased through the convex block and the groove, so that the phenomenon of die offset cannot be generated in the foaming process, foam leakage is prevented, and the forming quality of a foaming layer of the refrigerator is greatly improved;

3. be provided with the threaded rod, but make refrigerator door planking and last mould distance manual regulation between to can drive the refrigerator door planking and laminate the top of refrigerator door shell, restrict foaming shape and volume, be provided with the rubber pad in the mounting groove, increase the frictional force between refrigerator door planking and the last mould through the rubber pad, play the guard action to the refrigerator door planking simultaneously.

Drawings

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

FIG. 2 is a right side view structure diagram of the upper mold and the lower mold of the present invention;

fig. 3 is the utility model discloses the rubber pad with go up the installation of mould sectional structure schematic diagram that bows.

In the figure: 1. a lower die; 2. a silica gel pad; 3. a refrigerator door shell; 4. a vacuum chuck; 5. a spring; 6. a groove; 7. a rotating shaft; 8. buckling; 9. a clamping block; 10. an upper die; 11. a bump; 12. mounting grooves; 13. a rubber pad; 14. a threaded rod; 15. the refrigerator door outer 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. 1-3, the present invention provides a technical solution: a foaming mold for preventing a refrigerator door from being damaged comprises a lower mold 1, a silica gel pad 2, a refrigerator door shell 3, a vacuum chuck 4, a spring 5, a groove 6, a rotating shaft 7, a buckle 8, a fixture block 9, an upper mold 10, a convex block 11, a mounting groove 12, a rubber pad 13, a threaded rod 14 and a refrigerator door outer plate 15, wherein the silica gel pad 2 is mounted inside the lower mold 1, the refrigerator door shell 3 is connected above the silica gel pad 2, the vacuum chuck 4 is connected on the left side and the right side of the refrigerator door shell 3, the spring 5 is connected on the inner wall surfaces of the left side and the right side of the lower mold 1, the inner part of the spring 5 is penetrated through by the output end of the vacuum chuck 4, the groove 6 is formed in the upper end surface of the lower mold 1, the rotating shaft 7 is connected behind the lower mold 1, the fixture block 9 is fixed on the front surface of the lower mold 1, the upper mold, a convex block 11 is fixed on the lower end face of the upper die 10, an installation groove 12 is formed in the upper die 10, a rubber pad 13 is connected to the surface of the installation groove 12, the interior of the upper die 10 is penetrated through by a threaded rod 14, a refrigerator door outer plate 15 is arranged below the threaded rod 14, and the refrigerator door outer plate 15 is located in the installation groove 12;

the vacuum suckers 4 and the lower die 1 form a telescopic structure through the

springs

5, 2 vacuum suckers 4 are symmetrically arranged about the central point of the lower die 1, the refrigerator door shell 3 is adsorbed in the die through the vacuum suckers 4, the matching stability between the refrigerator door shell 3 and the lower die 1 is effectively improved, and the phenomenon of position deviation cannot occur in the moving process of the lower die 1;

the groove 6 is connected with the convex block 11 in a clamping manner, the convex block 11 and the upper die 10 are of an integrated structure, 4 convex blocks 11 are symmetrically arranged about the central point of the upper die 10, the buckle 8 and the clamping block 9 form a clamping connection dismounting and mounting structure, and the buckle 8 and the upper die 10 form a rotating structure, so that the connection between the lower die 1 and the upper die 10 is tighter, the phenomenon of die deflection cannot occur in the foaming process, and the bubble leakage is prevented;

the rubber pad 13 is in a rectangular structure, the rubber pad 13 is fixedly connected with the upper die 10, the upper die 10 and the lower die 1 form a rotating structure through the rotating shaft 7, the friction force between the outer plate 15 of the refrigerator door and the upper die 10 is increased through the rubber pad 13, and meanwhile, the outer plate 15 of the refrigerator door is protected;

threaded rod 14 and last mould 10 are threaded connection, and threaded rod 14 runs through from the central point of last mould 10 to the lower surface of threaded rod 14 and the laminating of refrigerator door planking 15 surface mutually, but make the distance manual regulation between refrigerator door planking 15 and the last mould 10 through rotating threaded rod 14, have restricted the shape and the volume of foaming, have improved the shaping quality on refrigerator foaming layer.

The working principle is as follows: when the foaming mold for preventing the refrigerator door from being damaged is used, as shown in figures 1-3, the silicon rubber pad 2 is arranged inside the lower mold 1, the refrigerator door shell 3 is prevented from directly contacting the surface of the lower mold 1 through the silicon rubber pad 2, the appearance of the refrigerator door shell 3 is effectively protected, the outer surface of the refrigerator door shell 3 is prevented from being scratched by mold removal after foaming is finished, the production quality of the refrigerator door is effectively improved, when the refrigerator door shell 3 is placed inside the lower mold 1, the vacuum suction cups 4 are adsorbed to two sides of the refrigerator door shell 3, the refrigerator door shell 3 is adsorbed in the mold through the vacuum suction cups 4, the matching stability between the refrigerator door shell 3 and the lower mold 1 is effectively improved, the phenomenon of position deviation cannot occur in the moving process of the lower mold 1, after the refrigerator door shell 3 is fixed, the refrigerator door 15 is clamped inside the mounting groove 12, the rubber pad 13 is arranged inside the mounting groove 12, the friction force between the outer plate 15 of the refrigerator door and the upper die 10 is increased through the rubber pad 13, the outer plate 15 of the refrigerator door is protected, then foaming resin is injected into the refrigerator door shell 3, the upper die 10 rotates towards the lower die 1 through the rotating shaft 7, the convex block 11 is clamped into the groove 6, and then the buckle 8 and the clamping block 9 are clamped and installed together, so that the connection between the lower die 1 and the upper die 10 is more compact, the phenomenon of die offset cannot occur in the foaming process, and foam leakage is prevented;

after lower mould 1 and last mould 10 are fixed, downwards rotate threaded rod 14, make refrigerator door planking 15 laminate the top of refrigerator door shell 3, then heat the foamable resin in refrigerator door shell 3, make the foamable resin be heated the melting, form the gas-liquid saturated solution, through nucleation, form a large amount of small bubble nucleuses, the bubble nucleus increases, thereby filled the space between refrigerator door planking 15 and the refrigerator door shell 3, make the foam and mould the piece, but make the distance manual regulation between refrigerator door planking 15 and last mould 10 through rotating threaded rod 14, the shape and the volume of foaming have been restricted, the shaping quality on refrigerator foaming layer has been improved, after the foaming is accomplished, make vacuum chuck 4 remove to both sides through spring 5, be convenient for take out refrigerator door shell 3 from the inside of lower mould 1, whole practicality has been increased.

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 a prevent impaired foaming mould of refrigerator door, includes lower mould (1), vacuum chuck (4), rubber pad (13) and threaded rod (14), its characterized in that: the refrigerator door is characterized in that a silica gel pad (2) is installed inside the lower die (1), a refrigerator door shell (3) is connected above the silica gel pad (2), vacuum suckers (4) are connected to the left side and the right side of the refrigerator door shell (3), springs (5) are connected to the inner wall surfaces of the left side and the right side of the lower die (1), the inner portions of the springs (5) are penetrated through by the output ends of the vacuum suckers (4), grooves (6) are formed in the upper end face of the lower die (1), a rotating shaft (7) is connected to the rear of the lower die (1), a clamping block (9) is fixed to the front surface of the lower die (1), an upper die (10) is arranged above the lower die (1), the rear of the upper die (10) is connected with the rotating shaft (7), a buckle (8) is installed on the front surface of the upper die (10), a convex block (11) is fixed to the lower end face of, and the surface of the mounting groove (12) is connected with a rubber pad (13), the interior of the upper die (10) is penetrated through by a threaded rod (14), a refrigerator door outer plate (15) is arranged below the threaded rod (14), and the refrigerator door outer plate (15) is positioned in the mounting groove (12).

2. The foaming mold for preventing a refrigerator door from being damaged according to claim 1, wherein: vacuum chuck (4) constitute extending structure through spring (5) and lower mould (1), and vacuum chuck (4) are provided with 2 about the central point symmetry of lower mould (1).

3. The foaming mold for preventing a refrigerator door from being damaged according to claim 1, wherein: the groove (6) is connected with the convex block (11) in a clamping mode, the convex block (11) and the upper die (10) are of an integrated structure, and 4 convex blocks (11) are symmetrically arranged on the center point of the upper die (10).

4. The foaming mold for preventing a refrigerator door from being damaged according to claim 1, wherein: the buckle (8) and the clamping block (9) form a clamping connection dismounting and mounting structure, and the buckle (8) and the upper die (10) form a rotating structure.

5. The foaming mold for preventing a refrigerator door from being damaged according to claim 1, wherein: rubber pad (13) set up to rectangle column structure, and rubber pad (13) and last mould (10) be fixed connection to go up mould (10) and constitute rotating-structure through axis of rotation (7) and lower mould (1).

6. The foaming mold for preventing a refrigerator door from being damaged according to claim 1, wherein: the threaded rod (14) is in threaded connection with the upper die (10), the threaded rod (14) penetrates through the central point of the upper die (10), and the lower surface of the threaded rod (14) is attached to the outer surface of the outer plate (15) of the refrigerator door.