CN111267293A

CN111267293A - Quick-change refrigerator body foaming mold and using method thereof

Info

Publication number: CN111267293A
Application number: CN201811478527.XA
Authority: CN
Inventors: 于洋; 吴波
Original assignee: Chuzhou Dongsheng Machinery Technology Co ltd
Current assignee: Chuzhou Dongsheng Machinery Technology Co ltd
Priority date: 2018-12-05
Filing date: 2018-12-05
Publication date: 2020-06-12

Abstract

The quick-change refrigerator body foaming mold comprises a rack, vertical plates are welded and fixed at two ends of the rack, guide sliding rods arranged in parallel are mounted between the vertical plates, sliding sleeves are sleeved on the two guide sliding rods in a sliding mode, the two sliding sleeves are welded and fixed through a fixing plate, a hydraulic cylinder is fixed on the lower surface of the fixing plate through bolts, an upper mold is fixed at the telescopic end of the hydraulic cylinder through a flange, a lead screw sliding block is fixed on the upper surface of the fixing plate through a bolt and mounted on a lead screw through threads, two ends of the lead screw are rotatably connected to the vertical plates, and a lower mold is mounted on the rack at equal intervals. According to the invention, the upper die is matched with the lower die with different structures, refrigerator bodies with different internal structures can be produced, the development and use cost of the dies is saved, the dies can be quickly and conveniently changed and combined, and the production efficiency of the refrigerator bodies is improved.

Description

Quick-change refrigerator body foaming mold and using method thereof

Technical Field

The invention belongs to the technical field of refrigerator foaming molds, and particularly relates to a quick-change refrigerator body foaming mold and a using method thereof.

Background

The refrigerator body is usually formed by foaming a foaming material at one time.

Patent for application number CN201620766061.3, it discloses a novel freezer box foaming mold's quick change structure, including interior mold core, interior mold core includes two end plates that the symmetry was placed, the end plate inboard is provided with the template that trades, the template that trades absorbs through inlaying at the inside magnet of end plate and connects, magnet and end plate are with screw connection. Above-mentioned utility model adds the magnet on the end plate, magnet and end plate screw connection, the board of remodeling changes into galvanized sheet and adds special fluorine dragon sticky tape, directly during the change extract can, change convenience, save time.

However, the above solution has the following disadvantages in use: in order to increase the competitiveness of refrigerator products, enterprises generally set the interior of a series of refrigerator products to different structures, such as double-door, triple-door or double-door structures, and since the external dimensions of the same series of refrigerators are the same and the internal structures of the refrigerator bodies are different, different refrigerator bodies need to be molded by using a specific mold, so that the development and use costs of the mold are increased.

Disclosure of Invention

The invention aims to provide a quick-change refrigerator body foaming mold and a using method thereof, and aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a quick change type refrigerator box foaming mould, includes the frame, the equal welded fastening in both ends of frame has the riser, install parallel arrangement's direction litter, two between the riser the sliding sleeve has all been slided and has been cup jointed to the equal slip on the direction litter, and passes through fixed plate welded fastening between two slips, the lower surface of fixed plate has the pneumatic cylinder through the bolt fastening, the flexible end of pneumatic cylinder is fixed with the mould through the flange, the upper surface of fixed plate has the lead screw slider through the bolt fastening, the lead screw slider passes through the screw thread and installs on the lead screw, the both ends of lead screw are rotated and are connected on the riser, equidistantly in the frame install the bed die, install the inlet pipe in the bed die.

The position of mould can cooperate with the lower mould of different modelling through horizontal adjustment in this setting, produces the refrigerator box of different internal constructions, practices thrift mould development use cost, and it is swift convenient to alternate the combination between the mould, is favorable to improving the production efficiency of refrigerator box.

Preferably, the bottom edge of the lower die is integrally provided with extending plates which are horizontally distributed outwards, and the extending plates are fixed on the rack through bolts.

The extension plate and the lower die are integrally formed, so that gaps on the refrigerator body after foaming are reduced, and the forming degree is good.

Preferably, the upper surface of the extension plate is welded and fixed with a positioning convex strip.

This setting utilizes the location sand grip to fix a position the edge of last mould for go up the mould edge card in the inboard of location sand grip, improve the cooperation precision of last mould and bed die, help improving the leakproofness.

Preferably, a smooth rod is further fixed at the top end of the upper die and movably arranged on the fixing plate in a penetrating mode.

This setting is through smooth rod for the upper die carries out directional motion in vertical direction, avoids the upper die to discover to deflect.

Preferably, the sliding sleeve is in threaded connection with a positioning bolt, the guide sliding rod is provided with a positioning screw hole matched with the positioning bolt, and the positioning screw hole is positioned right above the central line of the lower die.

This setting carries out screw-thread fit through positioning bolt and location screw, can fix the sliding sleeve, prevents that the sliding sleeve from removing.

Preferably, both ends of the guide sliding rod are fixed with limiting sleeves through bolts.

This setting utilizes the stop collar to carry out spacing protection to the sliding sleeve, avoids in the adjustment mould in-process to bump with the riser.

Preferably, a hand wheel is fixed at one end of the screw rod in a pin joint mode.

The arrangement utilizes the hand wheel to conveniently rotate the screw rod, and the operation is labor-saving.

A method for using a foaming mould of a quick-change refrigerator body comprises the following operation steps:

s1: adjusting, namely determining a required lower die according to the internal structure of the refrigerator body, rotating a hand wheel, driving a screw rod slide block to drive a fixing plate to transversely move along a guide slide rod, moving an upper die to be right above the corresponding lower die, and locking and fixing topics through positioning bolts;

s2: closing the mold, controlling the hydraulic cylinder to extend out, so that the upper mold moves downwards and is tightly attached to the lower mold, and forming a foaming space of the refrigerator body between the upper mold and the lower mold;

s3: injecting a foaming material into the mold through a feed pipe to foam;

s4: and opening the mold, controlling the hydraulic cylinder to contract, enabling the upper mold to move upwards to be separated from the lower mold, and taking out the refrigerator body which completes foaming.

The pneumatic cylinder is connected through hydraulic line with the hydraulic pressure station, utilizes the hydraulic pressure station to control the lift of pneumatic cylinder, because pneumatic cylinder and hydraulic pressure station are prior art, so no longer give unnecessary details.

Drawings

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

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

fig. 3 is a schematic diagram of a fixing plate structure according to the present invention.

In the figure: the device comprises a machine frame 1, a vertical plate 2, a lead screw 3, a guide slide rod 4, a positioning screw hole 401, a limiting sleeve 5, a lead screw slide block 6, a slide sleeve 7, a smooth slide rod 8, a hydraulic cylinder 9, an upper die 10, a lower die 11, an extension plate 111, a hand wheel 12, a feed pipe 13, a positioning convex strip 14, a fixing plate 15 and a positioning bolt 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-3, a quick-change refrigerator box foaming mold, including frame 1, the equal welded fastening in both ends of frame 1 has riser 2, install parallel arrangement's direction litter 4 between riser 2, two slide sleeve 7 has all slided to cup joint on the direction litter 4, and passes through fixed plate 15 welded fastening between two slide sleeve 7, the lower surface of fixed plate 15 has pneumatic cylinder 9 through the bolt fastening, the flexible end of pneumatic cylinder 9 is fixed with mould 10 through the flange, the upper surface of fixed plate 15 has lead screw slider 6 through the bolt fastening, lead screw slider 6 passes through the screw thread and installs on lead screw 3, the both ends of lead screw 3 are rotated and are connected on riser 2, equidistant bed die 11 of installing on frame 1, install inlet pipe 13 in the bed die 11.

The lower die 11 is used for molding the inside of the refrigerator body, and the refrigerator body with different internal structures can be molded in a foaming manner by arranging the lower dies 11 with different shapes.

The bottom edge of the lower die 11 is integrally provided with an extending plate 111 which is horizontally distributed outwards, and the extending plate 111 is fixed on the frame 1 through bolts.

A positioning convex strip 14 is welded and fixed on the upper surface of the extension plate 111.

And a smooth rod 8 is further fixed at the top end of the upper die 10, and the smooth rod 8 is movably arranged on the fixing plate 15 in a penetrating manner.

The sliding sleeve 7 is in threaded connection with a positioning bolt 16, the guide sliding rod 4 is provided with a positioning screw hole 401 matched with the positioning bolt 16, and the positioning screw hole 401 is located right above the central line of the lower die 11.

And both ends of the guide sliding rod 4 are fixed with limit sleeves 5 through bolts.

And a hand wheel 12 is fixed at one end of the screw rod 3 in a pin joint manner.

s1: adjusting, namely determining a required lower die 11 according to the internal structure of the refrigerator body, rotating a hand wheel 12, driving a screw rod slide block 6 to drive a fixing plate 15 to transversely move along a guide slide rod 4, moving an upper die 10 to be right above the corresponding lower die 11, and locking and fixing the topic 7 through a positioning bolt 16;

s2: closing the mold, controlling the hydraulic cylinder 9 to extend out, so that the upper mold 10 moves downwards and is tightly attached to the lower mold 11, and forming a foaming space of the refrigerator body between the upper mold 10 and the lower mold 11;

s3: injecting a foaming material into the mold through a feeding pipe 13 to foam;

s4: and opening the mold, controlling the hydraulic cylinder 9 to contract, enabling the upper mold 10 to move upwards to be separated from the lower mold 11, and taking out the foamed refrigerator body.

According to the invention, the upper die 10 is matched with the lower dies 11 with different structures, so that refrigerator bodies with different internal structures can be produced, the development and use cost of the dies is saved, the dies can be quickly and conveniently changed and combined, and the production efficiency of the refrigerator bodies is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a quick-change refrigerator box foaming mould, includes frame (1), its characterized in that: vertical plates (2) are welded and fixed at two ends of the machine frame (1), guide sliding rods (4) arranged in parallel are installed between the vertical plates (2), sliding sleeves (7) are sleeved on the two guide sliding rods (4) in a sliding manner, the two sliding sleeves (7) are welded and fixed through a fixing plate (15), the lower surface of the fixing plate (15) is fixed with a hydraulic cylinder (9) through a bolt, an upper die (10) is fixed at the telescopic end of the hydraulic cylinder (9) through a flange, the upper surface of the fixed plate (15) is fixed with a screw rod slide block (6) through a bolt, the screw rod sliding block (6) is arranged on the screw rod (3) through threads, two ends of the screw rod (3) are rotatably connected on the vertical plate (2), lower mould (11) are installed to equidistance on frame (1), install inlet pipe (13) in lower mould (11).

2. The foaming mold for quick-change refrigerator cabinets of claim 1, wherein: the bottom edge of the lower die (11) is integrally provided with extending plates (111) which are horizontally distributed outwards, and the extending plates (111) are fixed on the rack (1) through bolts.

3. The foaming mold for quick-change refrigerator cabinets of claim 2, wherein: and a positioning convex strip (14) is fixedly welded on the upper surface of the extension plate (111).

4. The foaming mold for quick-change refrigerator cabinets of claim 1, wherein: the top end of the upper die (10) is further fixed with a smooth rod (8), and the smooth rod (8) is movably arranged on the fixing plate (15) in a penetrating mode.

5. The foaming mold for quick-change refrigerator cabinets of claim 1, wherein: the die is characterized in that a positioning bolt (16) is connected to the sliding sleeve (7) in a threaded manner, a positioning screw hole (401) matched with the positioning bolt (16) is formed in the guide sliding rod (4), and the positioning screw hole (401) is located right above the central line of the lower die (11).

6. The foaming mold for quick-change refrigerator cabinets of claim 1, wherein: and both ends of the guide sliding rod (4) are fixed with limit sleeves (5) through bolts.

7. The foaming mold for quick-change refrigerator cabinets of claim 1, wherein: and a hand wheel (12) is fixed at one end of the screw rod (3) in a pin joint manner.

8. Use method of the foaming mould for the refrigerator cabinet according to any one of claims 1 to 7, characterized in that: the method comprises the following operation steps:

s1: adjusting, namely determining a required lower die (11) according to the internal structure of a refrigerator body, rotating a hand wheel (12), driving a screw rod slide block (6) to drive a fixing plate (15) to transversely move along a guide slide rod (4), moving an upper die (10) to be right above the corresponding lower die (11), and locking and fixing topics (7) through positioning bolts (16);

s2: closing the mold, controlling the hydraulic cylinder (9) to extend out, so that the upper mold (10) moves downwards and is tightly attached to the lower mold (11), and forming a foaming space of the refrigerator body between the upper mold (10) and the lower mold (11);

s3: injecting a foaming material into the mold through a feeding pipe (13) to foam;

s4: and opening the mold, controlling the hydraulic cylinder (9) to contract, enabling the upper mold (10) to move upwards to be separated from the lower mold (11), and taking out the foamed refrigerator body.