Refrigerator door edge covering die

Abstract

The utility model belongs to the technical field of refrigerator door edge covering and bending, and particularly relates to a refrigerator door edge covering die which comprises a base, a supporting block is installed on the base, a movable frame is installed on a spring, four sets of limiting rods are installed on the base, a first hydraulic rod is connected to a first hydraulic cylinder, and a second hydraulic rod is connected to a second hydraulic cylinder. A first supporting plate is installed on a first hydraulic rod, a second supporting plate is welded to a limiting rod, a pressing block is arranged above a moving frame, pressing plates are installed on a connecting block, the pressing block and the four sets of pressing plates vertically move downwards to press an edge covering plate, and the moving frame below the edge covering plate and the four sets of first supporting plates vertically move downwards to press the edge covering plate. The pressing block and the four sets of pressing plates press the front panel and the four sets of side panels of the edge covering plate downwards, buckling plates on the edge covering plate are bent upwards under the cooperation of the four sets of second supporting plates, rapid bending of the four sets of buckling plates is achieved, the four edges of the edge covering plate can be bent at the same time through the structure, and the bending efficiency can be improved easily.

Description

Technical Field

[0001] The utility model relates to the technical field of refrigerator door edge wrapping and bending, in particular to a refrigerator door edge wrapping mould. Background Art

[0002] In order to make the refrigerator door look beautiful, the gap between the doors of a double-door refrigerator needs to be reduced as much as possible, and then the color of the panel is matched to achieve a "hidden" effect. Such a design requires the edge to be folded, so an edge mold is required.

[0003] A Chinese patent with publication number CN219503508U discloses a refrigerator door shell edge wrapping mold, including an upper pressing block and a lower pressing block, the front end working area of ​​the lower pressing block is provided with a placement surface, the upper part of the placement surface is provided with a lower pressing mold fixed on the lower pressing block, the rear part of the placement surface is provided with a slide groove, the rear part of the slide groove is provided with a fixed block, a forming mold is placed in the slide groove, the front end of the connecting rod is fixedly connected to the forming mold, the rear end of the connecting rod passes through a preset hole on the fixed block, a return spring is provided between the rear end of the connecting rod and the fixed block, a force-bearing inclined surface is provided above the thickness of the forming mold, and a push pin is fixed above the force-bearing inclined surface to push the forming mold to slide forward along the slide groove. The utility model is a design of an edge wrapping mold for refrigerator door shells, which completes the forming structure of bending first and then pushing inward through one extrusion, reduces the process steps, and helps to improve production efficiency and qualified rate.

[0004] In the process of bending the edge of the refrigerator door, the existing mold cannot bend the four sides of the edge at the same time, resulting in low bending efficiency; therefore, a refrigerator door edge mold is proposed to address the above problem. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve the problems existing in the prior art, the utility model provides a refrigerator door edge wrapping mold.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a refrigerator door edge wrapping mold described in the utility model comprises a base, a support block is installed on the base, a plurality of groups of springs are installed on the support block, a movable frame is installed on the spring, a guide groove is opened on the side wall of the support block, a guide block is assembled in the guide groove, the guide block is connected to the inner wall of the movable frame, four groups of limit rods are installed on the base, the four groups of limit rods are located at the four end corners of the movable frame, a first hydraulic cylinder is installed on the side wall of the movable frame through a fixed block, a first hydraulic rod is connected to the first hydraulic cylinder, a first support plate is installed on the first hydraulic rod, the first support plate is located between the limit rods, the limit rods are welded with a second support plate, the A edging plate is placed on the movable frame, and the edging plate includes a front panel, a side panel and a buckle plate. A pressure block is arranged above the movable frame, and a connecting groove is opened on the side wall of the pressure block. A connecting block is assembled in the connecting groove, and a pressure plate is installed on the connecting block. The pressure block is pushed to move vertically downward by a third hydraulic rod. At this time, the pressure block and four groups of pressure plates move vertically downward to press the edging plate. The movable frame and four groups of first support plates under the edging plate move vertically downward, and the pressure block and four groups of pressure plates press the front panel and four groups of side panels of the edging plate downward. The buckle plate on the edging plate is bent upward with the cooperation of the four groups of second support plates, thereby realizing rapid bending of the four groups of buckle plates. This structure can bend the four sides of the edging plate at the same time, which is beneficial to improving the bending efficiency.

[0007] Preferably, a connecting frame is welded on the pressure plate, and a connecting plate is welded on four groups of connecting frames, and the connecting plate is a U-shaped structure. A second hydraulic cylinder is installed on the pressure block, and a second hydraulic rod is connected to the second hydraulic cylinder. The top side of the second hydraulic rod is fixedly connected to the connecting plate, and four groups of rod grooves are opened on the connecting plate. A guide rod runs through the rod groove, and the bottom side of the guide rod is fixedly connected to the pressure plate. A fixing rod is welded on the pressure plate, and a push plate is welded on the fixing rod and the top sides of the four groups of guide rods. Four groups of mounting rods are installed on the base, and a mounting plate is installed on the mounting rod, and a third hydraulic cylinder is installed on the mounting plate. The third hydraulic cylinder is connected to a third hydraulic rod, and the third hydraulic rod is fixedly connected to the push plate, and drives the four groups of pressure plates to move vertically upward through four groups of connecting frames, and then the third hydraulic rod drives the pressure block to move vertically downward, and the pressure plate contacts the edging plate. After the pressure plate presses and fixes the front panel on the edging plate, the four groups of first hydraulic cylinders are operated, and the four groups of first hydraulic rods push the four groups of first support plates to move vertically upward, and the four groups of first support plates push the four groups of side panels on the edging plate to bend upward, thereby realizing rapid bending of the four groups of side panels. This structure can bend both the side panels and the buckle plates of the edging plate, which is beneficial to improving the convenience of bending.

[0008] The utility model is beneficial in that:

[0009] 1. The utility model pushes the pressing block to move vertically downward through the third hydraulic rod, at which time the pressing block and four groups of pressing plates move vertically downward to press the edging plate, the movable frame under the edging plate and the four groups of first support plates move vertically downward, the pressing block and the four groups of pressing plates press the front panel and the four groups of side panels of the edging plate downward, and the gusset plates on the edging plate are bent upward with the cooperation of the four groups of second support plates, thereby realizing rapid bending of the four groups of gusset plates. This structure can bend the four sides of the edging plate at the same time, which is beneficial to improving the bending efficiency.

[0010] 2. The utility model drives four groups of pressure plates to move vertically upward through four groups of connecting frames, and then the third hydraulic rod drives the pressure block to move vertically downward. The pressure plate contacts the edging plate. After the pressure plate presses and fixes the front panel on the edging plate, four groups of first hydraulic cylinders are operated, and the four groups of first hydraulic rods push the four groups of first support plates to move vertically upward. The four groups of first support plates push the four groups of side panels on the edging plate to bend upward, thereby realizing rapid bending of the four groups of side panels. This structure can bend both the side panels and the buckle plates of the edging plate, which is beneficial to improving the convenience of bending. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0012] Figure 1 It is a schematic diagram of a three-dimensional structure from a first-person perspective;

[0013] Figure 2 It is a schematic diagram of the three-dimensional structure of the mobile frame in side view;

[0014] Figure 3 It is a schematic diagram of the three-dimensional structure of the edge board;

[0015] Figure 4 It is a schematic diagram of the three-dimensional structure of the pressing block.

[0016] In the figure: 1. base; 2. support block; 3. spring; 4. movable frame; 5. guide groove; 6. guide block; 7. limit rod; 8. first support plate; 9. second support plate; 10. front panel; 11. side panel; 12. buckle plate; 13. pressure block; 14. connecting groove; 15. connecting block; 16. pressure plate; 17. connecting frame; 18. connecting plate; 19. second hydraulic cylinder; 20. second hydraulic rod; 21. rod groove; 22. guide rod; 23. fixed rod; 24. push plate; 25. mounting rod; 26. mounting plate; 27. third hydraulic cylinder; 28. third hydraulic rod; 29. ​​first hydraulic cylinder; 30. first hydraulic rod. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-4As shown, a refrigerator door hemming mold comprises a base 1, a support block 2 is installed on the base 1, a plurality of groups of springs 3 are installed on the support block 2, a movable frame 4 is installed on the spring 3, a guide groove 5 is opened on the side wall of the support block 2, a guide block 6 is assembled in the guide groove 5, the guide block 6 is connected to the inner wall of the movable frame 4, four groups of limit rods 7 are installed on the base 1, the four groups of limit rods 7 are located at the four end corners of the movable frame 4, a first hydraulic cylinder 29 is installed on the side wall of the movable frame 4 through a fixed block, a first hydraulic cylinder 29 is connected to a first hydraulic rod 30, a first support plate 8 is installed on the first hydraulic rod 30, the first support plate 8 is located between the limit rods 7, the limit rod 7 is welded with a second support plate 9, and the movable frame 4 is provided with a plurality of springs 3, a guide groove 5 is opened on the side wall of the support block 2, a guide block 6 is assembled in the guide groove 5, the guide block 6 is connected to the inner wall of the movable frame 4, four groups of limit rods 7 are installed on the base 1, the four groups of limit rods 7 are located at the four end corners of the movable frame 4, a first hydraulic cylinder 29 is installed on the side wall of the movable frame 4 through a fixed block, a first hydraulic cylinder 29 is connected to a first hydraulic rod 30, a first support plate 8 is installed on the first hydraulic rod 30, the first support plate 8 is located between the limit rods 7, and a second support plate 9 is welded to the limit rod 7. A edging plate is placed on the frame 4, and the edging plate includes a front panel 10, a side panel 11 and a gusset plate 12. A pressing block 13 is arranged above the mobile frame 4. A connecting groove 14 is opened on the side wall of the pressing block 13, and a connecting block 15 is assembled in the connecting groove 14. A pressing plate 16 is installed on the connecting block 15, and a connecting frame 17 is welded on the pressing plate 16. A connecting plate 18 is welded on four groups of connecting frames 17. The connecting plate 18 is a U-shaped structure. A second hydraulic cylinder 19 is installed on the pressing block 13, and a second hydraulic rod 20 is connected to the second hydraulic cylinder 19. The top side of the second hydraulic rod 20 is fixedly connected to the connecting plate 18. Four groups of rod grooves 21 are opened on the connecting plate 18, and a guide rod 22 runs through the rod groove 21. The guide rod 22 The bottom side is fixedly connected to the pressing plate 16, a fixing rod 23 is welded on the pressing plate 16, a push plate 24 is welded on the top side of the fixing rod 23 and the four groups of guide rods 22, four groups of mounting rods 25 are installed on the base 1, a mounting plate 26 is installed on the mounting rod 25, a third hydraulic cylinder 27 is installed on the mounting plate 26, a third hydraulic rod 28 is connected to the third hydraulic cylinder 27, and the third hydraulic rod 28 is fixedly connected to the push plate 24; when working, the existing mold cannot bend the four sides of the edge at the same time during the process of bending the edge of the refrigerator door, resulting in low bending efficiency. By placing the edge on the mobile frame 4, the edge is limited between the four groups of limit rods 7, and the third hydraulic cylinder 27 is operated , the third hydraulic rod 28 pushes the push plate 24 to move vertically downward, the push plate 24 pushes the fixed rod 23 to move vertically downward, and the fixed rod 23 pushes the pressing block 13 to move vertically downward. At this time, the lower surfaces of the pressing block 13 and the four groups of pressing plates 16 are located on the same horizontal plane, and the pressing block 13 and the four groups of pressing plates 16 move vertically downward to press the edge plate. During the pressing process, the movable frame 4 and the four groups of first support plates 8 under the edge plate move vertically downward, and the pressing block 13 and the four groups of pressing plates 16 press the front panel 10 and the four groups of side panels 11 of the edge plate downward. The buckle plate 12 on the edge plate is bent upward with the cooperation of the four groups of second support plates 9, thereby realizing the rapid bending of the four groups of buckle plates 12;

[0019] Afterwards, the third hydraulic rod 28 drives the pressure block 13 to move vertically upward, so that the pressure block 13 returns to its original position. Under the upward thrust of the spring 3, the movable frame 4 and the four groups of first support plates 8 move vertically upward and return to their original positions. Then, the second hydraulic cylinder 19 operates, and the second hydraulic rod 20 pushes the connecting plate 18 to move vertically upward. The connecting plate 18 drives the four groups of connecting frames 17 to move vertically upward, and the four groups of connecting frames 17 drive the four groups of pressure plates 16 to move vertically upward; then, the third hydraulic rod 28 drives the pressure block 13 to move vertically downward, and then the pressure plate 16 contacts the edge plate. After the pressure plate 16 presses and fixes the front panel 10 on the edge plate, the four groups of first hydraulic cylinders 29 operate, and the four groups of first hydraulic rods 30 push the four groups of first support plates 8 to move vertically upward. The four groups of first support plates 8 push the four groups of side panels 11 on the edge plate to bend upward, thereby realizing the rapid bending of the four groups of side panels 11. This structure can bend the four sides of the edge plate at the same time, which is beneficial to improving the bending efficiency.

[0020] Working principle: in the process of bending the edge of the refrigerator door, the existing mold cannot bend the four sides of the edge at the same time, resulting in low bending efficiency. By placing the edge on the movable frame 4, the edge is limited between the four groups of limit rods 7, and the third hydraulic cylinder 27 is operated. The third hydraulic rod 28 pushes the push plate 24 to move vertically downward, and the push plate 24 pushes the fixed rod 23 to move vertically downward. The fixed rod 23 pushes the pressing block 13 to move vertically downward. At this time, the lower surfaces of the pressing block 13 and the four groups of pressing plates 16 are located on the same horizontal plane, and the pressing block 13 and the four groups of pressing plates 16 move vertically downward to press the edge plate. During the pressing process, the movable frame 4 and the four groups of first support plates 8 under the edge plate move vertically downward, and the pressing block 13 and the four groups of pressing plates 16 press downward on the front panel 10 and the four groups of side panels 11 of the edge plate, and the buckle plate 12 on the edge plate is bent upward with the cooperation of the four groups of second support plates 9, thereby realizing the rapid bending of the four groups of buckle plates 12. ; Then the third hydraulic rod 28 drives the pressing block 13 to move vertically upward, so that the pressing block 13 returns to its original position. Under the upward thrust of the spring 3, the movable frame 4 and the four groups of first support plates 8 move vertically upward and return to their original positions. Then the second hydraulic cylinder 19 operates, and the second hydraulic rod 20 pushes the connecting plate 18 to move vertically upward, and the connecting plate 18 drives the four groups of connecting frames 17 to move vertically upward, and the four groups of connecting frames 17 drive the four groups of pressing plates 16 to move vertically upward; Then the third hydraulic rod 28 drives the pressing block 13 to move vertically downward, and then the pressing plate 16 contacts the edge plate, and after the pressing plate 16 presses and fixes the front panel 10 on the edge plate, the four groups of first hydraulic cylinders 29 operate, and the four groups of first hydraulic rods 30 push the four groups of first support plates 8 to move vertically upward, and the four groups of first support plates 8 push the four groups of side panels 11 on the edge plate to bend upward, thereby realizing the rapid bending of the four groups of side panels 11. This structure can bend the four sides of the edge plate at the same time, which is beneficial to improving the bending efficiency.

[0021] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A refrigerator door edge mold, characterized in that The invention comprises a base (1), a support block (2) is mounted on the base (1), a plurality of springs (3) are mounted on the support block (2), a movable frame (4) is mounted on the spring (3), a guide groove (5) is provided on the side wall of the support block (2), a guide block (6) is mounted in the guide groove (5), the guide block (6) is connected to the inner wall of the movable frame (4), four groups of limit rods (7) are mounted on the base (1), the four groups of limit rods (7) are located at the four end corners of the movable frame (4), a first hydraulic cylinder (29) is mounted on the side wall of the movable frame (4) through a fixed block, the first hydraulic cylinder (29) ) is connected to a first hydraulic rod (30), a first support plate (8) is installed on the first hydraulic rod (30), the first support plate (8) is located between the limit rods (7), the limit rods (7) are welded with a second support plate (9), an edge plate is placed on the mobile frame (4), the edge plate includes a front panel (10), a side panel (11) and a buckle plate (12), a pressure block (13) is arranged above the mobile frame (4), a connecting groove (14) is opened on the side wall of the pressure block (13), a connecting block (15) is assembled in the connecting groove (14), and a pressure plate (16) is installed on the connecting block (15).

2. A refrigerator door edge encapsulation mold according to claim 1, characterized in that: A connecting frame (17) is welded on the pressing plate (16), and connecting plates (18) are welded on the four groups of connecting frames (17), wherein the connecting plates (18) are of a U-shaped structure.

3. The refrigerator door edge encapsulation mold according to claim 1, characterized in that: A second hydraulic cylinder (19) is installed on the pressing block (13), a second hydraulic rod (20) is connected to the second hydraulic cylinder (19), and the top side of the second hydraulic rod (20) is fixedly connected to the connecting plate (18).

4. The refrigerator door edge encapsulation mold according to claim 2, characterized in that: The connecting plate (18) is provided with four groups of rod grooves (21), the rod grooves (21) are penetrated by guide rods (22), and the bottom side of the guide rods (22) is fixedly connected to the pressing plate (16).

5. The refrigerator door edge encapsulation mold according to claim 2, characterized in that: A fixing rod (23) is welded on the pressing plate (16), and a push plate (24) is welded on the top side of the fixing rod (23) and the four groups of guide rods (22).

6. The refrigerator door edge encapsulation mold according to claim 1, characterized in that: Four groups of mounting rods (25) are mounted on the base (1), a mounting plate (26) is mounted on the mounting rods (25), a third hydraulic cylinder (27) is mounted on the mounting plate (26), a third hydraulic rod (28) is connected to the third hydraulic cylinder (27), and the third hydraulic rod (28) is fixedly connected to the push plate (24).

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