Refrigerator sealing strip extrusion die

Abstract

The utility model discloses a refrigerator sealing strip extrusion die, which relates to the field of extrusion dies and comprises a discharge cylinder, a die block is movably mounted at the discharge front end of the discharge cylinder, a threaded mounting plate is fixedly connected to the side wall of the die block and is in threaded connection with a threaded mounting groove, the threaded mounting groove is reserved in the discharge cylinder, and the threaded mounting plate is fixedly connected with the discharge front end of the discharge cylinder. Limiting installation between the discharging barrel and the die block is achieved through a limiting assembly. According to the utility model, the mold block is twisted to enable the threaded mounting plate fixedly connected with the side wall of the mold block to rotate and displace in the threaded mounting groove, so that the mold block and the discharging barrel move, and an extrusion molding area of the mold block can be cleaned through a gap between the mold block and the discharging barrel; and meanwhile, limiting installation is achieved between the discharging barrel and the mold block through the limiting assembly, so that falling off between the discharging barrel and the mold block is avoided, separation of the mold block and the discharging barrel is avoided, and follow-up cleaning of the interior of an extrusion opening of the mold block is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to the extrusion mould field, concretely relates to a refrigerator sealing strip extrusion mould. BACKGROUND

[0002] The refrigerator sealing strip is connected between the refrigerator door and the box body, the sealing strip can be closely attached to the four side surfaces of the refrigerator door, effectively prevents the cold air from leaking, improves the heat insulation effect of the refrigerator, keeps the temperature in the refrigerator stable, thereby improving the refrigeration performance and energy saving effect, the sealing strip is put into the extruder after pre-processing the rubber material in production, the rubber material is extruded from the die of the extruder through the rotation and propulsion of the screw rod, the required cross-sectional shape is formed, and different extrusion moulds are required for different refrigerator models to realize the forming processing of the sealing strip.

[0003] The existing mould has the following problems in use: the existing mould cannot clean the forming extrusion outlet of the mould in use, which causes the residual material to accumulate between the forming outlets and affect the quality of the subsequent formed sealing strip, further affects the service life of the formed sealing strip, and causes the service life of the refrigerator to be shortened while the energy consumption of the refrigerator is increased.

[0004] Therefore, it is necessary to invent a refrigerator sealing strip extrusion mould to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a refrigerator sealing strip extrusion mould to solve the problem that the existing mould cannot clean the forming extrusion outlet of the mould in use, which causes the residual material to accumulate between the forming outlets and affect the quality of the subsequent formed sealing strip, further affects the service life of the formed sealing strip, and causes the service life of the refrigerator to be shortened while the energy consumption of the refrigerator is increased.

[0006] In order to achieve the above purpose, the utility model provides the following technical scheme: a refrigerator sealing strip extrusion mould, including the discharge cylinder, the discharge front end of the discharge cylinder is movably installed with the mould block, the side wall of the mould block is fixedly connected with the threaded mounting plate, and the threaded mounting plate is screw connected with the threaded mounting groove, the threaded mounting groove is reserved in the discharge cylinder, and the discharge cylinder and the mould block are limitingly installed through the limiting assembly.

[0007] Preferably, the threaded mounting plate is provided with two pieces, and the two pieces of threaded mounting plate are symmetrically arranged with the symmetry axis of the mould block as the symmetry axis, and there is a gap between the two pieces of threaded mounting plate, so that the discharge cylinder and the mould block are conveniently connected.

[0008] Preferably, the limiting component comprises an annular groove reserved inside the discharging barrel, and an annular block is rotationally connected inside the annular groove, and the inner wall of the annular block is fixedly connected with a limiting short rod, the limiting short rod is slidably connected with a limiting strip-shaped groove, the limiting strip-shaped groove is arranged inside the threaded mounting plate, and the discharging barrel and the mold block are conveniently connected without falling off.

[0009] Preferably, the annular groove is in communication with the threaded mounting groove, and the annular groove is close to the discharging port of the discharging barrel, and the positions of the annular groove, the annular block and the limiting short rod are limited, so that the final position of the threaded mounting plate moving can be limited.

[0010] Preferably, the outer wall of the annular block is in abutment with the inner wall of the annular groove and is rotationally connected, and there is a gap between the inner circle of the annular block and the outer circle of the threaded mounting plate, and the annular block does not affect the movement of the threaded mounting plate during the process of twisting the mold block.

[0011] Preferably, the limiting short rod is provided in two, and the two limiting short rods are symmetrically arranged on the inner wall of the annular block with the annular block center axis as the axis of symmetry, and the limiting short rod is matched with the limiting strip-shaped groove to limit the moving range of the mold block during disassembly and assembly.

[0012] Preferably, the limiting strip-shaped groove is provided in two, the inner walls of the two limiting strip-shaped grooves are in abutment with the outer walls of the two limiting short rods and are slidably connected, the end portion of the limiting strip-shaped groove away from the mold block is closed, and the end portion of the limiting strip-shaped groove close to the mold block is open.

[0013] In the above technical solution, the technical effects and advantages of the utility model are provided:

[0014] In the use process, the threaded mounting plate fixedly connected with the side wall of the mold block is displaced by rotating in the threaded mounting groove due to the twisting of the mold block, so that the mold block moves and the position of the discharging barrel is moved, so that the gap between the mold block and the discharging barrel can be used to clean the extrusion molding area of the mold block, and the limiting assembly is used to limit the installation of the discharging barrel and the mold block, so that the discharging barrel and the mold block are prevented from falling off and separated, and the subsequent cleaning of the extrusion port of the mold block is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments described in the utility model, and other drawings can be obtained by those skilled in the art according to these drawings.

[0016] Figure 1The overall structure perspective view of the utility model;

[0017] Figure 2 The connecting structure perspective view of the discharging barrel and the mold block in the unfolded state of the utility model;

[0018] Figure 3 The connecting structure explosion view of the discharging barrel and the mold block in the unfolded state of the utility model;

[0019] Figure 4 The internal structure perspective view of the discharging barrel (partial cutaway state) of the utility model.

[0020] Mark explanation:

[0021] 1, discharging barrel; 2, mold block; 3, threaded mounting plate; 4, threaded mounting groove; 5, limiting assembly; 501, annular groove; 502, annular block; 503, limit short rod; 504, limit strip groove. Specific implementation

[0022] In order to make the technical personnel in the field better understand the technical scheme of the utility model, the utility model will be further introduced in detail below in conjunction with the drawings.

[0023] The utility model provides a kind of refrigerator sealing strip extrusion mould as Figures 1-4 As shown in the drawing, including discharging barrel 1, the discharging front end of discharging barrel 1 movably installs mold block 2, the side wall of mold block 2 is fixedly connected with threaded mounting plate 3, and threaded mounting plate 3 and threaded mounting groove 4 are realized threaded connection, threaded mounting groove 4 is reserved in the inside of discharging barrel 1, and limiting assembly 5 is realized between discharging barrel 1 and mold block 2 Limiting installation.

[0024] In use, by torsion mold block 2, it causes threaded mounting plate 3 fixedly connected with the side wall of mold block 2 to rotate displacement in the inside of threaded mounting groove 4, causes mold block 2 to move and the position movement of discharging barrel 1, so that the gap between mold block 2 and discharging barrel 1 can be cleaned to the extrusion molding area of mold block 2, and the limiting installation of limiting assembly 5 between discharging barrel 1 and mold block 2, so that the separation of discharging barrel 1 and mold block 2 is avoided, and the subsequent cleaning of the extrusion outlet of mold block 2 is facilitated.

[0025] Threaded mounting plate 3 is provided with two pieces in quantity, and the two threaded mounting plates 3 are symmetrically arranged with reference to mold block 2 center axis as symmetry axis, and there is a gap between the two threaded mounting plates 3, to facilitate the installation connection of discharging barrel 1 and mold block 2.

[0026] The mold block 2 is separated from the discharging barrel 1 by rotating the threaded mounting plate 3 connected with the sidewall of the mold block 2 in the threaded mounting groove 4, so that the mold block 2 is separated from the discharging barrel 1, and the subsequent cleaning of the extrusion port of the mold block 2 is facilitated.

[0027] The limiting assembly 5 comprises an annular groove 501 reserved in the discharging barrel 1, the annular groove 501 is rotationally connected with an annular block 502, the inner wall of the annular block 502 is fixedly connected with a limiting short rod 503, the limiting short rod 503 is slidably connected with a limiting strip-shaped groove 504, and the limiting strip-shaped groove 504 is arranged in the threaded mounting plate 3, so that the discharging barrel 1 and the mold block 2 are not separated from each other.

[0028] The annular groove 501 is communicated with the threaded mounting groove 4, the annular groove 501 is close to the discharging port of the discharging barrel 1, the outer wall of the annular block 502 is attached to the inner wall of the annular groove 501 and is rotationally connected, and there is a gap between the inner circle of the annular block 502 and the outer circle of the threaded mounting plate 3.

[0029] During the process of twisting the mold block 2, the annular block 502 does not affect the movement of the threaded mounting plate 3.

[0030] The limiting short rod 503 is arranged in the inner wall of the annular block 502 in a symmetrical manner with the center axis of the annular block 502 as the axis of symmetry, the limiting strip-shaped groove 504 is matched with the limiting short rod 503, so that the movement range of the mold block 2 is limited during disassembly and assembly, the limiting strip-shaped groove 504 is arranged in two, the inner wall of the limiting strip-shaped groove 504 is attached to the outer wall of the limiting short rod 503 and is slidably connected, the end portion of the limiting strip-shaped groove 504 away from the mold block 2 is closed, and the end portion of the limiting strip-shaped groove 504 close to the mold block 2 is open.

[0031] During the process of twisting the mold block 2 to cause the threaded mounting plate 3 to rotate and displace, the limiting strip-shaped groove 504 reserved in the threaded mounting plate 3 moves synchronously, when the limiting strip-shaped groove 504 moves to cause the closed end portion of the limiting strip-shaped groove 504 to abut against the limiting short rod 503, the threaded mounting plate 3 does not have a movable space, so that the position of the mold block 2 cannot be moved, and the discharging barrel 1 and the mold block 2 are not separated from each other.

[0032] The above only describes certain exemplary embodiments of the present application by way of illustration, and it is needless to say that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present application. Therefore, the above drawings and descriptions are illustrative in nature and should not be understood as limiting the scope of protection of the claims of the present application.

Claims

1. A refrigerator seal bar extrusion die comprising a delivery barrel (1), characterised in that, The front end of the discharging barrel (1) movably installs a mold block (2), the side wall of the mold block (2) is fixedly connected with a threaded mounting plate (3), and the threaded mounting plate (3) is in threaded connection with a threaded mounting groove (4) reserved in the discharging barrel (1), and the discharging barrel (1) and the mold block (2) are limitingly installed through a limiting assembly (5).

2. The refrigerator seal bar extrusion die of claim 1, wherein, The threaded mounting plate (3) is provided with two pieces, and the two pieces are symmetrically arranged with the mold block (2) center axis as the symmetry axis, and there is a gap between the two pieces.

3. The refrigerator seal bar extrusion die of claim 2, wherein, The limiting assembly (5) comprises an annular groove (501) reserved in the discharging barrel (1), an annular block (502) rotatably connected in the annular groove (501), a limiting short rod (503) fixedly connected to the inner wall of the annular block (502), and a limiting strip-shaped groove (504) slidably connected with the limiting short rod (503) and arranged in the threaded mounting plate (3).

4. The refrigerator seal bar extrusion die of claim 3, wherein, The annular groove (501) is in communication with the threaded mounting groove (4), and the annular groove (501) is close to the discharging port of the discharging barrel (1).

5. The refrigerator seal bar extrusion die of claim 4, wherein, The outer wall of the annular block (502) is in close contact with the inner wall of the annular groove (501) and is in rotatable connection, and there is a gap between the inner circle of the annular block (502) and the outer circle of the threaded mounting plate (3).

6. The refrigerator seal bar extrusion die of claim 5, wherein, The limiting short rod (503) is provided with two pieces, and the two pieces are symmetrically arranged on the inner wall of the annular block (502) with the annular block (502) center axis as the symmetry axis.

7. The refrigerator seal bar extrusion die of claim 6, wherein, The limiting strip-shaped groove (504) is provided with two pieces, the inner walls of the two limiting strip-shaped grooves (504) are in close contact with the outer walls of the two limiting short rods (503) and are in sliding connection, the end portion of the limiting strip-shaped groove (504) away from the mold block (2) is closed, and the end portion of the limiting strip-shaped groove (504) close to the mold block (2) is open.

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