CN108908903A - A kind of inner container of icebox Vacuum-forming molds - Google Patents

Abstract

The invention discloses a refrigerator liner vacuum forming mold, which comprises a bottom plate and a shell with an open bottom end, a shell is arranged above the bottom plate, two connecting blocks are installed on both side walls of the bottom plate, and the shell Two vertical first air cylinders are mounted on both side walls of the housing by screws, the piston rod of the first air cylinder is connected with a connecting block, the bottom end side wall of the housing is provided with an annular pressing block, and the base plate There is a fixing groove on the top side wall, and the pressure block is slidably connected in the fixing groove. There is a connecting groove on the bottom side wall of the fixing groove. Two air guiding boxes with top openings are installed on both sides, and a plurality of first air guiding holes are arranged at the connection between the air guiding box and the bottom plate, and the first air guiding holes communicate with the inside of the connecting groove. The invention can quickly process and manufacture the refrigerator liner, has high processing efficiency, and at the same time facilitates demoulding of the prepared refrigerator liner.

Description

Vacuum forming mold for refrigerator liner

technical field

The invention relates to the technical field of moulds, in particular to a vacuum forming mold for a refrigerator liner.

Background technique

A refrigerator is a refrigeration device that maintains a constant low temperature, and it is also a civilian product that keeps food or other items in a constant low temperature and cold state. There are compressors, ice machines in the cabinet or box for freezing, and storage boxes with refrigeration devices. The refrigerator liner is an essential part of the refrigerator. For this reason, we propose a vacuum forming mold for the refrigerator liner. .

Contents of the invention

The object of the present invention is to solve the shortcoming existing in the prior art, and propose a kind of refrigerator liner vacuum forming mold.

In order to achieve the above object, the present invention adopts the following technical solutions:

A vacuum forming mold for a refrigerator liner, comprising a bottom plate and a shell with an open bottom. A shell is arranged above the bottom plate. Two connecting blocks are installed on both side walls of the bottom plate. Two vertically arranged first cylinders are installed on the walls through screws, the piston rod of the first cylinder is connected with a connecting block, the bottom side wall of the housing is provided with an annular pressure block, and the top side wall of the bottom plate is There is a fixing groove, and the pressure block is slidably connected in the fixing groove. There is a connecting groove on the side wall of the bottom end of the fixing groove, and an air outlet pipe is connected to the middle of the bottom end of the connecting groove. Both sides of the bottom end of the bottom plate are installed There are two air guide boxes with openings at the top, and a plurality of first air guide holes are provided at the connection between the air guide box and the bottom plate, and the first air guide holes communicate with the inside of the connecting groove, and the bottom side of the air guide box The wall is connected with a first air guide pipe, one end of the first air guide pipe is connected with a first air pump, and the surrounding side walls of the housing are provided with an air guide chamber, which is close to the inside of the housing. There are a plurality of second air guide holes arranged in arrays on one side wall of the side wall, the second air guide pipe and the third air guide pipe are connected to the air guide chamber, and one end of the second air guide pipe is connected to the first air guide pipe. Two air pumps, one end of the third air guide pipe is connected with a vacuum pump, the top side wall of the housing is connected with a sealed box with an open bottom, the top inner wall of the sealed box is equipped with a second cylinder through screws, and the second cylinder The piston rod is connected with a movable plate arranged horizontally, and a plurality of push columns are welded on the side wall of the bottom end of the movable plate, and one end of the push column passes through the side wall of the housing and extends to the inside of the housing.

Preferably, valves are installed on the first air guide pipe, the second air guide pipe, the air outlet pipe and the third air guide pipe.

Preferably, the movable plate is slidably connected to the inner wall of the sealed box, and a first sealing ring is provided at the joint between the pushing column and the casing, and the first sealing ring is embedded in the casing.

Preferably, an air outlet is connected to one end of the first air guide hole, and the air outlet is located inside the connecting groove.

Preferably, an annular sealing groove is provided at the connection between the bottom plate and the housing, the sealing groove is located outside the fixing groove, and a second sealing ring is arranged in the sealing groove.

Preferably, four corners of the bottom end of the bottom plate are welded with support columns.

The present invention proposes a vacuum forming mold for a refrigerator liner, through the first air pump, the first air guiding pipe, the bottom plate, the air outlet pipe, the air guiding box, the first air guiding hole, the pressing block, the connecting block, the second guiding The arrangement of the air hole, the first cylinder, the air guide cavity, the second air pump, the second air guide pipe, the third air guide pipe, the shell, the vacuum pump, the fixing groove and the connecting groove can quickly process and manufacture the refrigerator liner, The processing efficiency is high; through the setting of the second air pump, the second air guide pipe, the push block, the sealing box, the movable plate and the second cylinder, it is convenient to demould the finished refrigerator liner, and this device can quickly process and manufacture The inner liner of the refrigerator has high processing efficiency, and at the same time, it is convenient to demould the prepared inner liner of the refrigerator.

Description of drawings

Fig. 1 is the structural representation of a kind of refrigerator liner vacuum forming mold that the present invention proposes;

Fig. 2 is a structural schematic diagram of a briquette of a refrigerator liner vacuum forming mold proposed by the present invention.

In the figure: 1 first air pump, 2 first air guide pipe, 3 bottom plate, 4 air outlet pipe, 5 air guide box, 6 first air guide hole, 7 pressing block, 8 connecting block, 9 second air guide hole , 10 the first cylinder, 11 air guiding cavity, 12 the second air pump, 13 the second air guiding pipe, 14 pushing block, 15 sealing box, 16 movable plate, 17 the second air cylinder, 18 the third air guiding pipe, 19 shell Body, 20 vacuum pumps, 21 fixed grooves, 22 connecting grooves.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention.

Referring to Fig. 1-2, a vacuum forming mold for a refrigerator liner includes a base plate 3 and a shell 19 with an open bottom end, the shell 19 is arranged above the base plate 3, and two connectors are installed on the side walls on both sides of the base plate. block 8, on the both side walls of the housing 19, two vertical first cylinders 10 are installed by screws, the piston rod of the first cylinder 10 is connected with the connecting block 8, and the bottom side wall of the housing 19 An annular pressure block 7 is arranged on the bottom plate 3, and a fixing groove 21 is formed on the top side wall of the base plate 3. The pressure block 7 is slidably connected in the fixing groove 21, and a connecting groove 22 is formed on the bottom side wall of the fixing groove 21. The connecting groove The middle position of the bottom end of 22 is connected with an air outlet pipe 4, and two air guide boxes 5 with top openings are installed on both sides of the bottom end of the base plate 3, and the connection between the air guide box 5 and the base plate 3 is provided with a plurality of first An air guide hole 6, the first air guide hole 6 communicates with the inside of the connecting groove 22, the bottom side wall of the air guide box 5 is connected with the first air guide pipe 2, the first air guide pipe One end of 2 is connected with the first air pump 1, and the surrounding side walls of the housing 19 are provided with an air guide chamber 11, and a plurality of array rows are opened on the side wall of the air guide chamber 11 close to the inside of the housing 19. The second air guide hole 9 of the cloth, the second air guide pipe 13 and the third air guide pipe 18 are connected on the described air guide chamber 11, and one end of the second air guide pipe 13 is connected with the second air pump 12, the third One end of the air guide pipe 18 is connected with a vacuum pump 20, and the top side wall of the housing 19 is connected with a sealed box 15 with a bottom opening, and the top inner wall of the sealed box 15 is equipped with a second cylinder 17 by screws. The piston rod of 17 is connected with a movable plate 16 arranged horizontally, and a plurality of push columns 14 are welded on the bottom side wall of the movable plate 16, and one end of the push column 14 passes through the side wall of the housing 19 and extends to the inside of the housing 19 Valves are installed on the first air guide pipe 2, the second air guide pipe 13, the air outlet pipe 4 and the third air guide pipe 18, the movable plate 16 is slidably connected with the inner wall of the sealing box 15, and the push column 14 is connected with the housing The joint of 19 is provided with a first sealing ring, the first sealing ring is embedded on the housing 19, and one end of the first air guiding hole 6 is connected with an air outlet, and the air outlet is located inside the connecting groove 22, the bottom plate 3 and the housing 19 A ring-shaped seal groove is provided at the joint of the seal groove, the seal groove is located outside the fixed groove 21, and a second seal ring is arranged in the seal groove, and the four corners of the bottom end of the base plate 3 are welded with support columns.

Embodiment: the bottom plate 3 is provided with a heat radiation device, the thermoplastic plate (sheet) is placed in the fixing groove 21 on the bottom plate 3, the first cylinder 10 drives the housing 19 to move downward, and the pressing block 7 moves downward continuously , fix the surroundings of the thermoplastic plate on the bottom plate 3, heat it to a softened state with a radiant heater, start the vacuum pump 20, and vacuumize the housing 19, so that the thermoplastic plate is stretched and adsorbed on the surrounding inner walls of the housing 19 , start the first air pump 1, through the setting of the first air guide pipe 2, the air guide box 5 and the first air guide hole 6, the air is discharged upward through the air outlet nozzle, so that the plastic after pulling up the plasticity is cooled, and the hot air passes through the air outlet The pipe 4 is discharged, and after a period of blowing and cooling, the thermoplastic plate is cooled and formed, the first cylinder 10 drives the housing 19 to move upward, and the second air pump 12 is started to blow air inward, so that a gap appears between the thermoplastic plate and the housing 1, and the second The second cylinder 17 drives the movable plate 16 to move downward, drives the push block 14 to move downward, and the push block 14 drives the thermoplastic plate to move downward for demoulding. This device can quickly process and manufacture the refrigerator liner, with high processing efficiency and It is convenient to demould the prepared refrigerator liner.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (6)

1. a kind of inner container of icebox Vacuum-forming molds, the shell (19) including bottom plate (3) and bottom end opening, the top of bottom plate (3) Equipped with shell (19), which is characterized in that it is respectively mounted on the two sides side wall of the bottom plate there are two link block (8), shell (19) By screw installation there are two vertically disposed first cylinder (10) on the side wall of two sides, the piston rod of the first cylinder (10) is connected Have link block (8), the bottom end side wall of the shell (19) is equipped with the briquetting (7) of annular, is provided on the top side wall of bottom plate (3) Fixing groove (21), briquetting (7) are slidably connected in fixing groove (21), are provided with link slot on the bottom end side wall of fixing groove (21) (22), the bottom end middle position of link slot (22) is connected with discharge pipe (4), and the bottom end two sides of the bottom plate (3) are mounted on two The air guide box (5) of a top end opening, air guide box (5) and the junction of bottom plate (3) are equipped with multiple first air-guiding holes (6), and first leads The inside of air holes (6) and link slot (22) is interconnected, and is connected on the bottom end side wall of the air guide box (5) and is respectively connected with first Guide duct (2), one end of the first guide duct (2) are connected with the first air pump (1), and the surrounding side wall of the shell (19), which is equipped with, leads Wind chamber (11), wind guide chamber (11) are provided with the second air-guiding hole of multiple array arrangements on the side side wall of the inside of shell (19) (9), the second guide duct (13) and third guide duct (18), one end of the second guide duct (13) are connected on the wind guide chamber (11) It is connected with the second air pump (12), one end of third guide duct (18) is connected with vacuum pump (20), the tip side of the shell (19) It is connected with the seal box (15) of bottom end opening on wall, the second cylinder is equipped with by screw on the top inner wall of seal box (15) (17), the piston rod of the second cylinder (17) is connected with horizontally disposed movable plate (16), is welded on the bottom end side wall of movable plate (16) Multiple promotion columns (14) are connected to, side wall of the one end of column (14) across shell (19) is pushed to extend to the inside of shell (19).

2. a kind of inner container of icebox Vacuum-forming molds according to claim 1, which is characterized in that first guide duct (2), valve is mounted on the second guide duct (13), discharge pipe (4) and third guide duct (18).

3. a kind of inner container of icebox Vacuum-forming molds according to claim 1, which is characterized in that the movable plate (16) with The inner wall of seal box (15) is slidably connected, and the junction of column (14) and shell (19) is pushed to be equipped with the first sealing ring, the first sealing Circle is embedded on shell (19).

4. a kind of inner container of icebox Vacuum-forming molds according to claim 1, which is characterized in that first air-guiding hole (6) one end is connected with outlet nozzle, and outlet nozzle is located at the inside of link slot (22).

5. a kind of inner container of icebox Vacuum-forming molds according to claim 1, which is characterized in that the bottom plate (3) and shell The junction of body (19) is equipped with seal groove annular in shape, and seal groove is located at the outside of fixing groove (21), is equipped with second in seal groove Sealing ring.

6. a kind of inner container of icebox Vacuum-forming molds according to claim 1, which is characterized in that the bottom of the bottom plate (3) End quadrangle is welded with support column.