CN219055084U

CN219055084U - Refrigerator door foaming mold with demolding and damage preventing functions

Info

Publication number: CN219055084U
Application number: CN202223481208.9U
Authority: CN
Inventors: 周翔
Original assignee: Hefei Aolande Machinery Technology Co ltd
Current assignee: Hefei Aolande Machinery Technology Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-05-23
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses a refrigerator door foaming mold with a demolding damage-preventing function, which belongs to the field of refrigerator door foaming molds and comprises a lower mold base and an upper mold assembly arranged at the upper end of the lower mold base, wherein the lower end of the lower mold base is provided with a base assembly, demolding oil spraying assemblies are arranged on the front side and the rear side of the lower mold base, each demolding oil spraying assembly comprises a bracket and an electric push rod arranged on one side of the bracket, the other end of each electric push rod is connected with a connecting plate, the lower end of each connecting plate is provided with a connecting rod, one side of each connecting plate is also provided with an oil spraying structure, and the lower end of each connecting rod is provided with a lantern ring.

Description

Refrigerator door foaming mold with demolding and damage preventing functions

Technical Field

The utility model relates to a refrigerator door foaming mold, in particular to a refrigerator door foaming mold with demolding and damage preventing functions.

Background

The foaming mold is a plastic foaming mold. Directly filling the foaming resin into a mould, heating and melting the foaming resin to form a gas-liquid saturated solution, forming a large number of micro-foam cores through nucleation, and growing the foam cores to prepare the foam plastic part. After the plastic part is molded, the molded plastic part needs to be taken out, but in the process of taking out the plastic part from the mold, the plastic part is difficult to demould and inconvenient to take out quickly, so that the molding production efficiency of the refrigerator door body is low.

Disclosure of Invention

The utility model aims to overcome the defects that in the prior art, in the process of taking a plastic part, the plastic part is difficult to demould and inconvenient to take out quickly, so that the molding production efficiency of a refrigerator door body is low, and provides a refrigerator door body foaming mold with the functions of demould and damage prevention, so that the defects are overcome, and the refrigerator door body foaming mold is convenient to use.

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

the utility model relates to a refrigerator door foaming mold with a demolding damage-preventing function, which comprises a lower mold base and an upper mold component arranged at the upper end of the lower mold base, wherein a base component is arranged at the lower end of the lower mold base and is used for supporting the lower mold base, and demolding oil injection components are arranged at the front side and the rear side of the lower mold base;

the demolding oil injection assembly comprises a support arranged on the front side and the rear side of the lower die holder and an electric push rod arranged on one side of the support, the other end of the electric push rod is connected with a connecting plate, the lower end of the connecting plate is provided with a connecting rod, one side of the connecting plate is further provided with an oil injection structure, the oil injection structure is used for spraying demolding oil, and the lower end of the connecting rod is provided with a lantern ring.

Preferably, the oil injection structure comprises a block plate arranged on one side of the connecting plate and an oil storage tank arranged at the upper end of the block plate, wherein an oil inlet pipe is arranged at the upper end of the oil storage tank and used for injecting demolding oil into the oil storage tank.

Preferably, a liquid pump is arranged in the oil storage tank, one end of the liquid pump is positioned in the oil storage tank, the other end of the liquid pump penetrates through the oil storage tank and is connected with a communicating pipe, and the communicating pipe is used for conveying the demolding oil.

Preferably, the other end of the communicating pipe is communicated with the oil injection pipe, the lower end of the oil injection pipe is uniformly distributed with oil injection nozzles, and the lantern ring is sleeved on the outer side of the oil injection pipe.

Preferably, a die cavity is formed in the surface of the lower die holder, and a built-in plate is arranged in the die cavity.

Preferably, the upper die assembly comprises a support plate arranged at the upper end of the lower die holder and a fixing plate arranged at the upper end of the support plate, and the upper end of the fixing plate is provided with the air cylinder part B.

Preferably, the lower end of the cylinder member B is connected with a connecting rod, and the connecting rod penetrates through the fixing plate and is connected with an upper die plate, and the shape of the upper die plate is consistent with that of the die cavity.

Preferably, the base assembly comprises a bottom plate and a supporting plate arranged at the upper end of the bottom plate, wherein a top plate is arranged at the upper end of the supporting plate and used for supporting the lower die holder.

Preferably, the lower end of the top plate is provided with a cylinder part A, the surface of the top plate is also provided with a through groove, and one end of the cylinder part A penetrates through the through groove and is connected with the bottom wall of the built-in plate.

Preferably, the cylinder part A and the through groove are provided with two groups, and the two groups of cylinder parts A and the through groove are symmetrically distributed about the central line of the top plate.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

compared with the prior art, the utility model has the following beneficial effects:

(1) According to the refrigerator door foaming mold with the demolding damage prevention function, after a plastic part is molded, an operator reversely starts a cylinder part B to enable a connecting rod and an upper mold plate to move upwards until the upper mold plate is far away from a mold cavity, then the connecting rod, the lantern ring and an oil injection structure can be pushed to move by means of the arranged electric push rods, when the two groups of electric push rods are started positively, the connecting plate can be moved to the center of the mold cavity until the oil injection nozzle is positioned above a gap between the plastic part and the mold cavity, at the moment, the liquid pump is started to work, and the oil injection nozzle is matched with the use of the communicating pipe and the oil injection pipe, so that demolding oil can be sprayed out from the oil injection nozzle, and at the moment, the demolding oil can flow to the gap between the plastic part and the mold cavity, and the demolding is convenient to use;

(2) According to the refrigerator door foaming mold with the demolding damage-prevention function, through the arranged air cylinder part A and the built-in plate, after mold release oil is injected into the mold cavity, an operator can adjust the position of the built-in plate by means of the arranged air cylinder part A, and when the air cylinder part A is started in the forward direction, the built-in plate and the plastic part can move upwards until the plastic part is pushed out of the mold cavity, so that the plastic part is taken out conveniently, and demolding is convenient and damage to the plastic part is avoided.

Drawings

FIG. 1 is an overall block diagram of the present utility model;

FIG. 2 is a schematic view of a partial structure of a base assembly according to the present utility model;

FIG. 3 is a schematic view of a lower die holder according to the present utility model;

FIG. 4 is a schematic view of the upper mold assembly of the present utility model;

FIG. 5 is a schematic view of a stripper oil spray assembly of the present utility model;

fig. 6 is a schematic view of the fuel injection structure of the present utility model.

In the figure: 1. a base assembly; 11. a bottom plate; 12. a support plate; 13. a top plate; 14. a cylinder member A; 15. penetrating a groove; 2. a lower die holder; 21. a mold cavity; 22. a built-in plate; 3. an upper mold assembly; 31. a support plate; 32. a fixing plate; 33. a cylinder member B; 34. a connecting rod; 35. an upper template; 4. demolding and oil spraying components; 41. a bracket; 42. an electric push rod; 43. a splice plate; 44. a connecting rod; 45. a collar; 46. an oil injection structure; 461. a block plate; 462. an oil storage tank; 463. an oil inlet pipe; 464. a liquid pump; 465. a communicating pipe; 466. an oil injection pipe; 467. and an oil injection nozzle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings.

Referring to fig. 1, the foaming mold with the demolding damage-preventing function for the refrigerator door body comprises a lower mold base 2 and an upper mold assembly 3 arranged at the upper end of the lower mold base 2, wherein a base assembly 1 is arranged at the lower end of the lower mold base 2, the base assembly 1 is used for supporting the lower mold base 2, and demolding oil injection assemblies 4 are arranged on the front side and the rear side of the lower mold base 2.

The utility model is further described below with reference to examples.

Embodiment one:

referring to fig. 2 to 6, the stripper oil spray assembly 4 includes a bracket 41 provided at both front and rear sides of the lower die holder 2 and an electric push rod 42 provided at one side of the bracket 41, the other end of the electric push rod 42 is connected with a connection plate 43, a connecting rod 44 is installed at the lower end of the connection plate 43, one side of the connection plate 43 is further provided with an oil spray structure 46, and the oil spray structure 46 is used for spraying stripping oil, a collar 45 is installed at the lower end of the connecting rod 44, the oil spray structure 46 includes a block plate 461 provided at one side of the connection plate 43 and an oil storage tank 462 provided at the upper end of the block plate 461, an oil inlet pipe 463 is provided at the upper end of the oil storage tank 462, the oil inlet pipe 463 is used for injecting stripping oil into the oil storage tank 462, a liquid suction pump 464 is provided at the inside of the oil suction pump 464, one end of the liquid suction pump 464 is located inside the oil storage tank 462, and the other end penetrates the oil storage tank 462 and is connected with the connecting pipe 465, the communicating pipe 465 is used for conveying the demolding oil, the other end of the communicating pipe 465 is communicated with the oil spraying pipe 466, the oil spraying nozzle 467 is uniformly distributed at the lower end of the oil spraying pipe 466, the lantern ring 45 is sleeved on the outer side of the oil spraying pipe 466, the surface of the lower die holder 2 is provided with the die cavity 21, the inner part of the die cavity 21 is provided with the built-in plate 22, the upper die assembly 3 comprises a support plate 31 arranged at the upper end of the lower die holder 2 and a fixed plate 32 arranged at the upper end of the support plate 31, the upper end of the fixed plate 32 is provided with a cylinder part B33, the lower end of the cylinder part B33 is connected with a connecting rod 34, the connecting rod 34 penetrates through the fixed plate 32 and is connected with the upper die plate 35, the shape of the upper die plate 35 is consistent with the shape of the die cavity 21, and when the cylinder part B33 is started positively, the connecting rod 34 and the upper die plate 35 can be pushed to move downwards until the upper die plate 35 moves into the die cavity 21, so that the plastic part is foamed and molded.

In this embodiment, after the plastic part is formed, the operator reversely activates the cylinder part B33 to move the connecting rod 34 and the upper die plate 35 upwards until the upper die plate 35 is far away from the die cavity 21, then the connecting plate 43, the connecting rod 44, the collar 45 and the oil injection structure 46 can be pushed by means of the arranged electric push rods 42 to move, when the two groups of electric push rods 42 are positively started, the connecting plate 43 can move towards the center of the die cavity 21 until the oil injection nozzle 467 is positioned above the gap between the plastic part and the die cavity 21, at this time, the liquid pump 464 is started to work, and the use of the connecting pipe 465 and the oil injection pipe 466 is matched, so that the demolding oil can be sprayed out from the gap between the plastic part and the die cavity 21, at this time, the demolding of the plastic part is facilitated, and the use is facilitated.

Embodiment two:

referring to fig. 2 and 3, the base assembly 1 includes a bottom plate 11 and a support plate 12 disposed at an upper end of the bottom plate 11, a top plate 13 is mounted at an upper end of the support plate 12, the top plate 13 is used for supporting the lower die holder 2, a cylinder member a14 is mounted at a lower end of the top plate 13, a through slot 15 is further formed in a surface of the top plate 13, one end of the cylinder member a14 penetrates through the through slot 15 and is connected with a bottom wall of the built-in plate 22, two groups of the cylinder members a14 and the through slots 15 are disposed, and the two groups of the cylinder members a14 and the through slots 15 are symmetrically distributed about a center line of the top plate 13.

In this embodiment, after the mold release oil is injected into the mold cavity 21, an operator can adjust the position of the built-in plate 22 by means of the set cylinder member a14 at this time, and when the cylinder member a14 is started forward, the built-in plate 22 and the plastic member can move upward until the plastic member is pushed out of the mold cavity 21, so that the plastic member is conveniently taken out, the mold release is convenient, and the plastic member cannot be damaged.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. Refrigerator door foaming mold with drawing of patterns damage prevention function, including die holder (2) and upper mold subassembly (3) of setting in die holder (2) upper end, its characterized in that: the lower end of the lower die holder (2) is provided with a base component (1), the base component (1) is used for supporting the lower die holder (2), and demolding oil injection components (4) are arranged on the front side and the rear side of the lower die holder (2);

the demolding oil injection assembly (4) comprises a support (41) arranged on the front side and the rear side of the lower die holder (2) and an electric push rod (42) arranged on one side of the support (41), the other end of the electric push rod (42) is connected with a connecting plate (43), a connecting rod (44) is arranged at the lower end of the connecting plate (43), an oil injection structure (46) is further arranged on one side of the connecting plate (43), the oil injection structure (46) is used for spraying demolding oil, and a lantern ring (45) is arranged at the lower end of the connecting rod (44).

2. The refrigerator door foaming mold with demolding and damage preventing functions as claimed in claim 1, wherein: the oil injection structure (46) comprises a block plate (461) arranged on one side of the connecting plate (43) and an oil storage tank (462) arranged at the upper end of the block plate (461), wherein an oil inlet pipe (463) is arranged at the upper end of the oil storage tank (462), and the oil inlet pipe (463) is used for injecting demolding oil into the oil storage tank (462).

3. The refrigerator door foaming mold with demolding and damage preventing functions as claimed in claim 2, wherein: the inside of oil storage tank (462) is provided with drawing liquid pump (464), and the one end of drawing liquid pump (464) is in the inside of oil storage tank (462), and the other end runs through oil storage tank (462) to be connected with communicating pipe (465), communicating pipe (465) are used for carrying the mold release.

4. The refrigerator door foaming mold with demolding and damage preventing functions according to claim 3, wherein: the other end of communicating pipe (465) is linked together with injection pipe (466), and the lower extreme evenly distributed of injection pipe (466) has injection nozzle (467), and lantern ring (45) cover is in the outside of injection pipe (466).

5. The refrigerator door foaming mold with demolding and damage preventing functions as claimed in claim 1, wherein: the surface of the lower die holder (2) is provided with a die cavity (21), and a built-in plate (22) is arranged in the die cavity (21).

6. The refrigerator door foaming mold with demolding and damage preventing functions as claimed in claim 5, wherein: the upper die assembly (3) comprises a support plate (31) arranged at the upper end of the lower die holder (2) and a fixing plate (32) arranged at the upper end of the support plate (31), and a cylinder part B (33) is arranged at the upper end of the fixing plate (32).

7. The refrigerator door foaming mold with demolding and damage preventing functions as claimed in claim 6, wherein: the lower end of the cylinder part B (33) is connected with a connecting rod (34), and the connecting rod (34) penetrates through the fixed plate (32) and is connected with an upper template (35), and the shape of the upper template (35) is consistent with that of the die cavity (21).

8. The refrigerator door foaming mold with demolding and damage preventing functions as claimed in claim 1, wherein: the base component (1) comprises a bottom plate (11) and a supporting plate (12) arranged at the upper end of the bottom plate (11), a top plate (13) is arranged at the upper end of the supporting plate (12), and the top plate (13) is used for supporting the lower die holder (2).

9. The refrigerator door foaming mold with demolding and damage preventing functions as claimed in claim 8, wherein: the lower extreme of roof (13) is installed cylinder spare A (14), and wear groove (15) have still been seted up on the surface of roof (13), and the one end of cylinder spare A (14) runs through groove (15) to be connected with the diapire of built-in board (22).

10. The refrigerator door foaming mold with demolding and damage preventing functions as claimed in claim 9, wherein: the cylinder parts A (14) and the through grooves (15) are respectively provided with two groups, and the two groups of the cylinder parts A (14) and the through grooves (15) are symmetrically distributed about the central line of the top plate (13).