CN115256779A - Refrigerator box foaming mold inner mold - Google Patents

Abstract

The invention relates to a refrigerator body foaming mold internal mold, which comprises an internal mold fixing plate, a first chamber foaming mold component, a second chamber foaming mold component and a third chamber foaming mold component, wherein a sliding pin and inclined guide groove matching mechanism is arranged in the first chamber foaming mold component, the second chamber foaming mold component and the third chamber foaming mold component, so that the power for lifting a sliding frame is converted into the power for translating a side forming plate, and then a plurality of sliding frames are connected to the same driving rod by utilizing an L-shaped swing arm and a traction rod. According to the invention, the first sliding frame, the second sliding frame and the third sliding frame are respectively driven to lift through the L-shaped swing arms, the inclined first guide groove, the inclined second guide groove and the inclined third guide groove are respectively matched with the first sliding pin, the inclined second sliding pin and the inclined third sliding pin, so that the first side forming plate, the second side forming plate and the inclined third side forming plate are driven to move horizontally, the same driving rod is connected with the L-shaped swing arms to provide withdrawing power for the whole inner die, the quantity of power sources is reduced, and the control structure is simple.

Description

Refrigerator box foaming mold inner mold

Technical Field

The invention relates to refrigerator body production equipment, in particular to an internal mold of a foaming mold of a refrigerator body.

Background

In order to ensure the sealing and heat insulating properties of the refrigerator body, the refrigerator body is usually produced by foam molding. Because various other components are required to be installed in the refrigerator body, the refrigerator body has a complex shape and generates interference during demoulding, and in order to solve the problems, the conventional refrigerator body foaming adopts the mode that the air cylinder is arranged in the inner mould to realize the retreating of each side plate. The die has more air cylinders and a complex structure.

Disclosure of Invention

Aiming at the defects of the prior art, the invention aims to provide an inner mold of a foaming mold of a refrigerator body.

The technical scheme adopted by the invention for solving the technical problem is as follows: a refrigerator body foaming mold inner mold comprises an inner mold fixing plate, a first chamber foaming mold assembly arranged at the top of the inner mold fixing plate, a second chamber foaming mold assembly arranged on the inner mold fixing plate on the right side of the first chamber foaming mold assembly, and a third chamber foaming mold assembly arranged on the inner mold fixing plate on the right side of the second chamber foaming mold assembly, wherein the first chamber foaming mold assembly comprises a first chamber mold frame, a first guide pillar vertically arranged in the first chamber mold frame, a first sliding frame vertically sliding with the first guide pillar, and a first side molding plate horizontally sliding with the first chamber mold frame front and back and left and right respectively, a first sliding pin is arranged on the first sliding frame, the axis of the first sliding pin is perpendicular to the axis of the first guide pillar and the sliding direction of the first side molding plate driven by the first guide pillar, and a first path plate is arranged on the first side molding plate, the first path plate is provided with a first guide groove matched with the first sliding pin, the first guide groove extends obliquely from the lower part of the sliding end of the first side forming plate to the upper part of the other end, the second chamber foaming mold component comprises a second chamber mold frame, a second guide pillar vertically arranged in the second chamber mold frame, a second carriage vertically sliding with the second guide pillar, a second side forming plate respectively horizontally and slidably connected with the second chamber mold frame in front and back and left and right directions, a second connecting rod with two ends respectively hinged with the second side forming plate on the left side of the second carriage and the second carriage, and a second sliding pin arranged on the second carriage, the second side forming plate on the front and back and right sides of the second carriage is provided with a second guide groove matched with the second sliding pin, the second guide groove extends obliquely from the lower part of the sliding end of the second side forming plate to the upper part of the other end, the second sliding frame is provided with a second sliding pin matched with the second guide groove, the third chamber foaming mold component comprises a third chamber mold frame, a third guide pillar vertically arranged in the third chamber mold frame, a third sliding frame sliding up and down with the third guide pillar, and a third side forming plate horizontally and horizontally connected with the third chamber mold frame in a sliding manner, the third side forming plate is provided with a third path plate, the third path plate is provided with a third guide groove, the third guide groove extends obliquely from the lower part of the sliding end of the third side forming plate to the upper part of the other end, the third sliding frame is provided with a third sliding pin matched with the third guide groove, the bottoms of the first chamber mold frame, the second chamber mold frame and the third chamber mold frame are respectively hinged with an L-shaped swing arm, one end of each of the three L-shaped swing arms is hinged with a traction rod, the traction rod is hinged to the first sliding frame, the second sliding frame and the third sliding frame, a corner forming block is arranged at the joint of the left side of the first chamber mold frame and the front side and the rear side of the first chamber mold frame respectively, the corner forming block is horizontally slidably connected with the first chamber mold frame and is parallel to the overlooking projection angle bisector of the corner where the corner forming block is located, a first side forming plate on the left side of the first chamber mold frame is located in the first chamber mold frame, the front end and the rear end of the first side forming plate on the left side of the first chamber mold frame abut against the corner forming block towards one side of the first chamber mold frame, a traction elastic piece is arranged between the first chamber mold frame and the corner forming block, and the traction elastic piece applies elasticity towards the first chamber mold frame to the corner forming block.

Through the first balladeur train of L shape swing arm drive respectively in the above-mentioned design, second balladeur train and third balladeur train go up and down, utilize the first guide way of slope, second guide way and third guide way respectively with first smooth round pin, the cooperation of smooth round pin of second and third smooth round pin, and then drive first side profiled sheeting, second side profiled sheeting and third side profiled sheeting translation, realize that same root actuating lever connects L shape swing arm and then for whole centre form provides the power that moves back, can guarantee that each side profiled sheeting targets in place smoothly, reduce power supply quantity, moreover, the steam generator is simple in structure, the second connecting rod can reduce the left second side profiled sheeting actuating mechanism size of second room framed, avoid the narrower second side profiled sheeting actuating mechanism of the left and right sides that leads to of direction about the second room framed to interfere.

As a further improvement of the design, the tail ends of the first guide groove, the second guide groove and the third guide groove are provided with vertical grooves extending vertically. The vertical groove is convenient for controlling the translation starting time of each forming plate, namely, when the first sliding pin, the second sliding pin and the third sliding pin are positioned in the vertical groove, each forming plate on each side does not act.

As a further improvement of the design, rollers are arranged at the front end and the rear end of the first side forming plate, the axes of the rollers are vertical, and the roller surfaces of the rollers are pressed on one side, facing the first chamber die frame, of the corner forming block. The gyro wheel effectively reduces frictional force and the horizontal displacement of compensating first side profiled sheeting and corner profiled sheeting between first side profiled sheeting and the corner profiled sheeting.

As a further improvement of the design, a first molding block is arranged on a first side molding plate on the left side of the first chamber mold frame, a left side molding surface is arranged on the left side of the first chamber mold frame, the first molding block extends out of the left side of the first chamber mold frame during mold closing, and the first molding block retracts to the right side of the first chamber mold frame during mold closing.

As a further improvement of the design, four first guide pillars are arranged in the first chamber mold frame, the four first guide pillars are distributed in the first chamber mold frame in a rectangular array manner, four third guide pillars are arranged in the third chamber mold frame, the four third guide pillars are distributed in the third chamber mold frame in a rectangular array manner, two second guide pillars are arranged in the second chamber mold frame, and the second guide pillars are distributed in the second chamber mold frame in a front-back manner. The first guide post, the second guide post and the third guide post are distributed in a mode that the first sliding frame, the second sliding frame and the third sliding frame are better in guidance.

The invention has the beneficial effects that: according to the invention, the first sliding frame, the second sliding frame and the third sliding frame are respectively driven to lift through the L-shaped swing arms, and the inclined first guide groove, the inclined second guide groove and the inclined third guide groove are respectively matched with the first sliding pin, the inclined second sliding pin and the inclined third sliding pin, so that the first side forming plate, the second side forming plate and the inclined third side forming plate are driven to translate, the same driving rod is connected with the L-shaped swing arms to provide withdrawing power for the whole inner die, the forming plates on all sides can be ensured to be smoothly in place, the quantity of power sources is reduced, the structure is simple, the second connecting rod can reduce the size of the driving mechanism of the second side forming plate on the left side of the second chamber die frame, and the interference of the driving mechanisms of the second side forming plates on the left side and the right side caused by the narrow left-right direction of the second chamber die frame is avoided.

Drawings

The invention is further illustrated with reference to the following figures and examples.

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

Fig. 2 is a schematic sectional front view of a first-chamber foaming die assembly of the present invention.

Fig. 3 is a schematic top view of a first chamber foaming die assembly of the present invention.

Fig. 4 is a schematic sectional front view of a second-chamber foaming die assembly of the present invention.

Fig. 5 is a schematic left sectional view of a second chamber foaming die assembly of the present invention.

Fig. 6 is a schematic front sectional view of a third chamber foaming die assembly of the present invention.

Fig. 7 is a schematic view of the corner forming block driving structure of the present invention.

Fig. 8 is a schematic view of the vertical slot of the present invention in cooperation with a first sliding pin.

In the drawing, 1, an inner die fixing plate, 2, a first chamber foaming die assembly, 3, a second chamber foaming die assembly, 4, a third chamber foaming die assembly, 5, a first guide pillar, 6, a first carriage, 7, a first side forming plate, 8, a first guide groove, 9, a first slide pin, 10, a first forming block, 11, a left side forming surface, 12, a first chamber die frame, 13, a first path plate, 14, a second guide pillar, 15, a second carriage, 16, a second chamber die frame, 17, a second side forming plate, 18, a traction elastic member, 19, a second connecting rod, 20, a second guide groove, 21, a second slide pin, 22, a third carriage, 23, a third guide pillar, 24, a third side forming plate, 25, a third slide pin, 26, a third guide groove, 27, a third chamber die frame, 28, a third path plate, 29, l-shaped swing arm, 30, 31, corner forming block, 32, straight roller, 33, and vertical groove.

Detailed Description

The present invention will now be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and descriptions are provided only for the purpose of illustrating the present invention and are not to be construed as limiting the present invention.

The embodiment is as follows: a refrigerator body foaming mold inner mold comprises an inner mold fixing plate 1, a first chamber foaming mold assembly 2 arranged at the top of the inner mold fixing plate 1, a second chamber foaming mold assembly 3 arranged on the inner mold fixing plate 1 on the right side of the first chamber foaming mold assembly 2, a third chamber foaming mold assembly 4 arranged on the inner mold fixing plate 1 on the right side of the second chamber foaming mold assembly 3, wherein the first chamber foaming mold assembly 2 comprises a first chamber mold frame 12, a first guide pillar 5 vertically arranged in the first chamber mold frame 12, a first carriage 6 vertically sliding with the first guide pillar 5, a first side forming plate 7 horizontally sliding front and back and left and right with the first chamber mold frame 12 respectively, a first slide pin 9 is arranged on the first carriage 6, the axis of the first slide pin 9 is vertical to the axis of the first guide pillar 5 and the sliding direction of the first side forming plate 7 driven by the first guide pillar 5, a first path plate 13 is arranged on the first side forming plate 7, a first guide pin 16 is arranged on the first path plate 13, a first guide groove 8 matched with the first slide pin 9 is arranged on the first side forming plate, the first side forming plate 8 is hinged with a second side forming plate 14, the second sliding guide pillar 14, a second sliding guide groove 16 is arranged on the second side forming plate 15, a second sliding guide pillar 14 is hinged with a second chamber forming plate 16, a second sliding guide groove 16 is arranged on the second sliding guide plate 16, and a second sliding guide pillar 15, a second sliding guide groove 16 is arranged on the second sliding guide plate 16, and a second sliding guide groove 16, a second sliding guide pin 16 is arranged on the upper side forming plate 16 and a second sliding guide pin 16 horizontally sliding guide plate 16, the second guide groove 20 extends obliquely from the lower end of the sliding end of the second side forming plate 17 to the upper end of the other end, the second sliding frame 15 is provided with a second sliding pin 21 matched with the second guide groove 20, the third chamber foaming mold assembly 4 comprises a third chamber mold frame 27, a third guide post 23 vertically arranged in the third chamber mold frame 27, a third sliding frame 22 sliding up and down with the third guide post 23, and third side forming plates 24 respectively connected with the third chamber mold frame 27 in a front-back, left-right, horizontal sliding manner, the third side forming plate 24 is provided with a third path plate 28, the third path plate 28 is provided with a third guide groove 26, the third guide groove 26 extends obliquely from the lower end of the sliding end of the third side forming plate 24 to the upper end of the other end, the third sliding frame 22 is provided with a third sliding pin 25 matched with the third guide groove 26, the bottom of each of the first chamber mold frame 12, the second chamber mold frame 16 and the third chamber mold frame 27 is hinged with an L-shaped swing arm 29, one end of each of the three L-shaped swing arms 29 is hinged with a traction rod 30, the tail ends of the three traction rods 30 are hinged with the first carriage 6, the second carriage 15 and the third carriage 22 respectively, the joint of the left side of the first chamber mold frame 12 and the front side and the rear side of the first chamber mold frame 12 is provided with a corner forming block 31 respectively, the corner forming block 31 is connected with the first chamber mold frame 12 in a horizontal sliding manner, the sliding direction of the corner forming block 31 is parallel to the overlooking projection angle bisector of the corner where the corner forming block 31 is located, the first side forming plate 7 on the left side of the first chamber mold frame 12 is located in the first chamber mold frame 12, the front end and the rear end of the first side forming plate 7 on the left side of the first chamber mold frame 12 abut against the corner forming block 31 to face one side of the first chamber mold frame 12, a traction elastic member 18 is arranged between the first chamber mold frame 12 and the corner forming block 31, and the traction elastic member 18 applies elastic force towards the first chamber mold frame 12 to the corner forming block 31.

Through L shape swing arm 29 drives first balladeur train 6 respectively in the above-mentioned design, second balladeur train 15 and third balladeur train 22 go up and down, utilize the first guide way 8 of slope, second guide way 20 and third guide way 26 respectively with first smooth pin 9, smooth pin 21 of second and the cooperation of third smooth pin 25, and then drive first side profiled sheeting 7, second side profiled sheeting 17 and the translation of third side profiled sheeting 24, realize that same root actuating lever connects L shape swing arm 29 and then provides the power of abdicating for whole centre form, can guarantee that each side profiled sheeting targets in place smoothly, reduce power supply quantity, moreover, the steam generator is simple in structure, second connecting rod 19 can reduce the left second side profiled sheeting 17 actuating mechanism size of second room die frame 16, avoid the narrower left and right sides of second room die frame 16 to lead to the left and right sides second side profiled sheeting 17 actuating mechanism of left and right sides to interfere.

As a further improvement of the present design, the ends of the first guide groove 8, the second guide groove 20 and the third guide groove 26 are provided with vertical grooves 33 extending vertically. The vertical slot 33 facilitates control of the translation start time of each forming plate, i.e. each side forming plate is not active when the first slide pin 9, the second slide pin 21 and the third slide pin 25 are in the vertical slot 33.

As a further improvement of the present design, rollers 32 are provided at the front and rear ends of the first side forming plate 7, the axes of the rollers 32 are vertical, and the wheel surfaces of the rollers 32 press the side of the corner forming block 31 facing the first chamber mold frame 12. The roller 32 effectively reduces the friction between the first side forming plate 7 and the corner forming block 31 and compensates for the horizontal displacement of the first side forming plate 7 and the corner forming block 31.

As a further improvement of the design, a first molding block 10 is arranged on the first side molding plate 7 on the left side of the first chamber mold frame 12, a left side molding surface 11 is arranged on the left side of the first chamber mold frame 12, the first molding block 10 extends out of the left side of the first chamber mold frame 12 during mold closing, and the first molding block 10 retracts to the right side of the first chamber mold frame 12 during mold closing.

As a further improvement of the design, four first guide pillars 5 are arranged in the first chamber mold frame 12, the four first guide pillars 5 are distributed in a rectangular array in the first chamber mold frame 12, four third guide pillars 23 are arranged in the third chamber mold frame 27, the four third guide pillars 23 are distributed in a rectangular array in the third chamber mold frame 27, two second guide pillars 14 are arranged in the second chamber mold frame 16, and the second guide pillars 14 are distributed in the second chamber mold frame 16 in a front-back manner. The first guide post 5, the second guide post 14 and the third guide post 23 are distributed in such a way that they provide better guidance for the first carriage 6, the second carriage 15 and the third carriage 22.

The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes performed by the present invention or directly or indirectly applied to other related technical fields are included in the scope of the present invention.

Claims (5)

1. A refrigerator body foaming mold inner mold comprises an inner mold fixing plate, a first chamber foaming mold assembly arranged at the top of the inner mold fixing plate, a second chamber foaming mold assembly arranged on the inner mold fixing plate on the right side of the first chamber foaming mold assembly, and a third chamber foaming mold assembly arranged on the inner mold fixing plate on the right side of the second chamber foaming mold assembly, and is characterized in that the first chamber foaming mold assembly comprises a first chamber mold frame, a first guide pillar vertically arranged in the first chamber mold frame, a first sliding frame vertically sliding with the first guide pillar, and a first side forming plate horizontally sliding with the first chamber mold frame front and back and left and right respectively, a first sliding pin is arranged on the first sliding frame, the axis of the first sliding pin is perpendicular to the axis of the first guide pillar and the sliding direction of the first side forming plate driven by the first guide pillar, a first path plate is arranged on the first side forming plate, the first path plate is provided with a first guide groove matched with the first sliding pin, the first guide groove extends obliquely from the lower part of the sliding end of the first side forming plate to the upper part of the other end, the second chamber foaming mold component comprises a second chamber mold frame, a second guide pillar vertically arranged in the second chamber mold frame, a second carriage vertically sliding with the second guide pillar, a second side forming plate respectively horizontally and slidably connected with the second chamber mold frame in front and back and left and right directions, a second connecting rod with two ends respectively hinged with the second side forming plate on the left side of the second carriage and the second carriage, and a second sliding pin arranged on the second carriage, the second side forming plate on the front and back and right sides of the second carriage is provided with a second guide groove matched with the second sliding pin, the second guide groove extends obliquely from the lower part of the sliding end of the second side forming plate to the upper part of the other end, the second sliding frame is provided with a second sliding pin matched with the second guide groove, the third chamber foaming mold component comprises a third chamber mold frame, a third guide pillar vertically arranged in the third chamber mold frame, a third sliding frame sliding up and down with the third guide pillar, and a third side forming plate horizontally and horizontally connected with the third chamber mold frame in a sliding manner, the third side forming plate is provided with a third path plate, the third path plate is provided with a third guide groove, the third guide groove extends obliquely from the lower part of the sliding end of the third side forming plate to the upper part of the other end, the third sliding frame is provided with a third sliding pin matched with the third guide groove, the bottoms of the first chamber mold frame, the second chamber mold frame and the third chamber mold frame are respectively hinged with an L-shaped swing arm, one end of each of the three L-shaped swing arms is hinged with a traction rod, the traction rod is hinged to the first sliding frame, the second sliding frame and the third sliding frame, a corner forming block is arranged at the joint of the left side of the first chamber mold frame and the front side and the rear side of the first chamber mold frame respectively, the corner forming block is horizontally slidably connected with the first chamber mold frame and is parallel to the overlooking projection angle bisector of the corner where the corner forming block is located, a first side forming plate on the left side of the first chamber mold frame is located in the first chamber mold frame, the front end and the rear end of the first side forming plate on the left side of the first chamber mold frame abut against the corner forming block towards one side of the first chamber mold frame, a traction elastic piece is arranged between the first chamber mold frame and the corner forming block, and the traction elastic piece applies elasticity towards the first chamber mold frame to the corner forming block.

2. The inner mold of a refrigerator cabinet foaming mold as claimed in claim 1, wherein the first guide groove, the second guide groove and the third guide groove are provided at the ends thereof with vertical grooves extending vertically.

3. The internal mold of refrigerator cabinet foaming mold according to any one of claims 1 or 2, wherein the front and rear ends of the first side forming plate are provided with rollers, the axes of the rollers are vertical, and the roller surfaces of the rollers are pressed on the side of the corner forming block facing the first chamber mold frame.

4. The inner mold for foam molding of refrigerator cabinet according to any one of claims 1 to 3, wherein a first molding block is provided on a first side molding plate on the left side of said first chamber mold frame, a left side molding surface is provided on the left side of said first chamber mold frame, said first molding block protrudes out of the left side of said first chamber mold frame when the mold is closed, and said first molding block is retracted to the right side of said first chamber mold frame when the mold is closed.

5. The inner mold of a refrigerator cabinet foaming mold according to claim 1, wherein four first guide pillars are provided in the first chamber mold frame, four first guide pillars are arranged in a rectangular array in the first chamber mold frame, four third guide pillars are provided in the third chamber mold frame, four third guide pillars are arranged in a rectangular array in the third chamber mold frame, two second guide pillars are provided in the second chamber mold frame, and the second guide pillars are arranged back and forth in the second chamber mold frame.

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