Continuous stamping die for refrigerator press supporting plate

Abstract

The utility model discloses a continuous stamping die for a refrigerator press supporting plate, and belongs to the field of refrigerator press supporting plate production. Comprising an upper die and a lower die, the upper die comprises an upper die base, and the lower die comprises a lower die base. The upper die and the lower die are continuously assembled, and the processes of punching, cutting and punching, cutting, upward stretching, trimming, hole flanging, bending and the like of the press supporting plate are continuously achieved through the positioning hole punch, the first cutting and punching punch, the punching punch, the second cutting and punching punch, the cutting punch, the female die, the male die, the trimming punch, the hole flanging punch and the bending punch. The formed pressing machine supporting plate is automatically discharged through a subsequent conveying structure, manual feeding and discharging are not needed in the whole production process, production of the refrigerator pressing machine supporting plate can be achieved only through one continuous stamping die, the production efficiency of the pressing machine supporting plate is greatly improved, a large amount of manpower and machine cost is saved, and the production efficiency is improved. And the production efficiency and competitiveness of enterprises are improved.

Description

Technical Field

[0001] The utility model relates to the production field of refrigerator press support plates, in particular to a continuous stamping die for refrigerator press support plates. Background Art

[0002] The existing production process for refrigerator press support plates uses a single die process, requiring multiple stamping dies for cutting, stretching, punching, trimming, and bending. Each step requires manual loading and unloading, resulting in complex processes and a high labor burden, resulting in low production efficiency and high production costs. Therefore, a continuous stamping die is needed. Utility Model Content

[0003] Aiming at the problems of complex working procedures, high production costs and low efficiency in the existing production process of refrigerator press support plates, the utility model provides a continuous stamping die for refrigerator press support plates.

[0004] The utility model adopts the following technical solutions:

[0005] A continuous stamping die for a refrigerator press support plate includes an upper die and a lower die. The upper die includes an upper die base. A positioning hole punch, a first cutting punch, a punching punch, a second cutting punch, and a shearing punch are fixedly connected to the bottom of the left side of the upper die base. The bottom of the left side of the upper die base is also connected to a first upper stripper plate via a first spring.

[0006] The bottom of the middle left side of the upper die base is connected to a concave die plate through a second spring, and a concave die is provided at the bottom of the concave die plate; the bottom of the middle right side of the upper die base is fixedly connected to a trimming punch and a flanging punch, and the bottom of the middle right side of the upper die base is connected to a second stripper plate through a third spring; the bottom of the right side of the upper die base is fixedly connected to two bending punches, and the bottom of the right side of the upper die base is connected to a third stripper plate through a fourth spring;

[0007] The lower mold includes a lower mold base, the left side of the lower mold base is connected to the first lower mold plate, the middle left side of the lower mold base is fixedly connected to the stretching male mold plate, the stretching male mold is provided with a punch, and a stretching stripper plate is provided around the stretching male mold plate, and the stretching stripper plate is connected to the lower mold base through a fifth spring; the middle right side of the lower mold base is connected to the second lower mold plate, the right side of the lower mold base is connected to the third lower mold plate, the third lower mold plate is provided with two grooves, and a top material block is provided in the groove, and the top material block is connected to the lower mold base through a sixth spring.

[0008] Preferably, the lower parts of the positioning hole punch, the first cutting punch, the punching punch, the second cutting punch and the shearing punch are all located in the first upper stripper plate.

[0009] Preferably, the male mold and the female mold are arranged correspondingly. When the upper mold and the lower mold are closed, the female mold plate moves up, the stretching stripper plate moves down, and the male mold can extend into the female mold.

[0010] Preferably, the lower parts of the trimming punch and the punching punch are both located in the second stripping plate.

[0011] Preferably, the bending punch is located in the third stripping plate, and an extended top plate is provided at the bottom of the bending punch. When the upper mold and the lower mold are closed, the bending punch can extend into the groove, and the extended top plate pushes down the ejection block to compress the sixth spring.

[0012] The beneficial effects of the utility model are:

[0013] The utility model provides a continuous stamping die for a refrigerator press support plate, which conveys the steel plate forward continuously through a feeder, and the upper die and the lower die are continuously closed. The press support plate punching, cutting, cutting, upward stretching, trimming, flipping and bending processes are continuously realized through a positioning hole punch, a first cutting punch, a punching punch, a second cutting punch, a cutting punch, a concave die and a convex die, a trimming punch, a hole punch and a bending punch. During the transmission process, the formed workpiece is always connected to both sides of the steel plate to ensure that the steel plate is continuously transported forward. Finally, the steel plate is cut off to complete the continuous stamping process. The formed press support plate is automatically unloaded through a subsequent transport structure. The entire production process does not require manual loading and unloading, and only one continuous stamping die is needed to realize the production of the refrigerator press support plate, which greatly improves the production efficiency of the press support plate, saves a lot of manpower and machine costs, and improves the production efficiency and competitiveness of the enterprise. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a structural diagram of the refrigerator press support plate continuous stamping die in the open state.

[0015] Figure 2 This is a schematic diagram of the structure of the refrigerator press support plate when the continuous stamping die is closed and stamping the workpiece. DETAILED DESCRIPTION

[0016] The present invention will be described in detail below with reference to the accompanying drawings:

[0017] Combine Figure 1 and Figure 2 A continuous stamping die for a refrigerator press support plate includes an upper die and a lower die. The upper die includes an upper die base 1, and the upper die base 1 is fixedly connected to an upper code plate 3 through an upper die foot 2.

[0018] The bottom of the left side of the upper die base 1 is fixedly connected with a positioning hole punch 4, a first cutting punch 5, a punching punch 6, a second cutting punch 7 and a cutting punch 8. The bottom of the left side of the upper die base 1 is also connected with a first upper stripping plate 10 through a first spring 9.

[0019] The lower parts of the positioning hole punch 4, the first cutting punch 5, the punching punch 6, the second cutting punch 7 and the cutting punch 8 are all located in the first upper stripper plate 10. When the upper mold and the lower mold are closed, the first upper stripper plate 10 moves up to compress the first spring 9.

[0020] The lower mold includes a lower mold base 11, and the lower mold base 11 is fixedly connected to the lower code plate 13 through a lower mold foot 12. The left side of the lower mold base 11 is connected to a first lower mold plate 14.

[0021] The steel plate is conveyed in the continuous stamping die, the upper die and the lower die are closed, the positioning hole punch 4 punches the positioning hole, the first cutting punch 5 and the second cutting punch 7 perform cutting, the punching punch 6 punches, and the cutting punch 8 performs punching and cutting.

[0022] The bottom of the middle left side of the upper die base 1 is connected to a concave die plate 16 via a second spring 15 , and a concave die 17 is provided at the bottom of the concave die plate 16 .

[0023] A stretching male mold plate 18 is fixedly connected to the middle left side of the lower mold base 11, and a punch 19 is provided on the stretching male mold plate. A stretching stripper plate 20 is provided around the stretching male mold plate, and the stretching stripper plate 20 is connected to the lower mold base through a fifth spring 21.

[0024] The punch 19 is arranged corresponding to the die 17 . When the upper mold and the lower mold are closed, the die plate 16 moves up, the stretching stripper plate 20 moves down, the stretching male mold plate 18 is fixed, and the punch 19 can extend into the die 17 .

[0025] When the steel plate moves here, the upper mold and the lower mold are closed, and the steel plate is stretched upward by the punch 19 and the die 17, forming a stretched part with the same shape as the punch on the steel plate.

[0026] A trimming punch 22 and a punch 23 are fixedly attached to the bottom of the upper die base's center right side. A second stripper plate 25 is connected to the bottom of the upper die base's center right side via a third spring 24. The lower portions of the trimming punch and punch are located within the second stripper plate. A second lower die plate 26 is attached to the lower die base's center right side.

[0027] The steel plate is conveyed in the continuous stamping die, the upper die and the lower die are closed, the trimming punch 22 performs trimming, and the punching punch 23 performs punching on the circular hole previously punched and cut at the position of the cutting punch 8.

[0028] Two bending punches 27 are fixedly connected to the bottom of the right side of the upper die base, and the bottom of the right side of the upper die base is connected to a third stripper plate 29 through a fourth spring 28.

[0029] The right side of the lower die base is connected to a third lower die plate 30 , which is provided with two grooves 31 , in which ejecting blocks 32 are provided. The ejecting blocks are connected to the lower die base via a sixth spring 33 .

[0030] The bending punch 27 is located in the third stripping plate, and an extended top plate 34 is provided at the bottom of the bending punch. When the upper mold and the lower mold are closed, the bending punch can extend into the groove 31, and the extended top plate 34 pushes down the ejection block to compress the sixth spring.

[0031] When the steel plate moves here, the upper mold and the lower mold are closed, and the bending punch 27 is pressed down. The right-angled side of the bending punch 27 is used to bend the edge of the workpiece into the groove. At the same time, the top plate 34 is extended to press the top block downward to compress the sixth spring. After the mold is opened, the sixth spring drives the top block 32 to move upward, and the top block lifts the edge of the workpiece in the groove so that the workpiece can continue to be transported backward.

[0032] Finally, the workpiece is completely cut off in the mold and automatically unloaded through subsequent workpiece transportation.

[0033] Of course, the above description is not a limitation of the present invention, and the present invention is not limited to the above examples. Changes, modifications, additions or substitutions made by technicians in this technical field within the essential scope of the present invention should also fall within the scope of protection of the present invention.

Claims

1. A continuous stamping die for a refrigerator press support plate, characterized in that: The upper mold comprises an upper mold and a lower mold, wherein the upper mold comprises an upper mold base, and the bottom of the left side of the upper mold base is fixedly connected with a positioning hole punch, a first cutting punch, a punching punch, a second cutting punch and a shearing punch, and the bottom of the left side of the upper mold base is also connected with a first upper stripper plate through a first spring. The bottom of the middle left side of the upper die base is connected to a concave die plate through a second spring, and a concave die is provided at the bottom of the concave die plate; the bottom of the middle right side of the upper die base is fixedly connected to a trimming punch and a flanging punch, and the bottom of the middle right side of the upper die base is connected to a second stripper plate through a third spring; the bottom of the right side of the upper die base is fixedly connected to two bending punches, and the bottom of the right side of the upper die base is connected to a third stripper plate through a fourth spring; The lower mold includes a lower mold base, the left side of the lower mold base is connected to the first lower mold base, the middle left side of the lower mold base is fixedly connected to the stretching male mold base, the stretching male mold base is provided with a punch, and a stretching stripper plate is provided around the stretching male mold base, and the stretching stripper plate is connected to the lower mold base through a fifth spring; the middle right side of the lower mold base is connected to the second lower mold base, the right side of the lower mold base is connected to the third lower mold base, two grooves are provided on the third lower mold base, and a top material block is provided in the groove, and the top material block is connected to the lower mold base through a sixth spring.

2. A refrigerator press support plate continuous stamping die according to claim 1, characterized in that: The lower parts of the positioning hole punch, the first cutting punch, the punching punch, the second cutting punch and the shearing punch are all located in the first upper stripping plate.

3. A refrigerator press support plate continuous stamping die according to claim 1, characterized in that: The convex mold and the concave mold are arranged correspondingly. When the upper mold and the lower mold are closed, the concave mold plate moves up, the stretching stripper plate moves down, and the convex mold can extend into the concave mold.

4. A refrigerator press support plate continuous stamping die according to claim 1, characterized in that: The lower parts of the trimming punch and the punching punch are both located in the second stripping plate.

5. A refrigerator press support plate continuous stamping die according to claim 1, characterized in that: The bending punch is located in the third stripping plate, and an extended top plate is provided at the bottom of the bending punch. When the upper mold and the lower mold are closed, the bending punch can extend into the groove, and the extended top plate presses down the ejection block to compress the sixth spring.

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