CN219985992U - Refrigerator back steel plate stamping die - Google Patents

Refrigerator back steel plate stamping die Download PDF

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Publication number
CN219985992U
CN219985992U CN202321660409.7U CN202321660409U CN219985992U CN 219985992 U CN219985992 U CN 219985992U CN 202321660409 U CN202321660409 U CN 202321660409U CN 219985992 U CN219985992 U CN 219985992U
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CN
China
Prior art keywords
die
plate
female
pressing block
lower die
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Active
Application number
CN202321660409.7U
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Chinese (zh)
Inventor
殷少良
陈坤
郭寅斌
何宏
刘兴海
张庆峰
张义超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guizhou Xinshuangli Technology Co ltd
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Guizhou Xinshuangli Technology Co ltd
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Priority to CN202321660409.7U priority Critical patent/CN219985992U/en
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Publication of CN219985992U publication Critical patent/CN219985992U/en
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Abstract

The utility model provides a refrigerator back steel plate stamping die, which comprises: pressing blocks, female dies and cushion blocks; the cushion block is arranged above the upper die plate and positioned between the male dies; the pressing blocks are arranged on the left side and the right side of the cushion block; the top of the male die is higher than the top of the pressing block; the pressing block is provided with a bulge; the female die is arranged on two sides of the lower die plate and corresponds to the pressing block; the female die is provided with a groove corresponding to the bulge on the pressing block; one end of the female die, which is close to the outer side, is provided with an inclined plane; the top of the lower die holder is provided with a waste chute positioned on the right side of the lower die plate; the top of the waste trough is lower than the top of the female die; the inclined plane inclination angle of the rightmost end of the female die is 20-30 degrees; the utility model can press a reinforcing rib and a guiding and bending inclined plane at the flanging before the bending step, namely when the plate is punched, so that the flanging strength of the thin metal plate is high, the thin metal plate is not easy to deform and is not easy to rebound after the subsequent flanging.

Description

Refrigerator back steel plate stamping die
Technical Field
The utility model belongs to the technical field of mold processing, and particularly relates to a refrigerator back steel plate stamping mold.
Background
In the process of processing the back steel plate of the refrigerator, flanging treatment, namely bending working procedure is needed, but in the assembly process, 1, the defects of large forming angle and poor flanging strength and easy deformation caused by the flanging rebound of the back steel plate cause difficult assembly and lead to unqualified products; 2. the flanging of the back steel plate of the refrigerator is required to be flat, but in the actual processing process, the mould is pressed and formed by the design of 90 degrees due to the strength performance of the raw materials, the resilience occurs, the angle is enlarged, and in addition, the flanging deformation easily occurs in the turnover transportation process due to the thinner plate.
Disclosure of Invention
The utility model aims to provide a stamping die capable of solving the defects of deformation, rebound and the like of flanging.
The utility model is realized by the following technical scheme:
the stamping die comprises a lower die holder, a lower die plate arranged at the top of the lower die holder, an upper die holder corresponding to the lower die holder, an upper die plate arranged on the upper die holder, and parts of a male die and a thin metal plate arranged on two sides of the upper die plate (the parts are all in the prior art); the refrigerator back steel plate stamping die further comprises: pressing blocks, female dies and cushion blocks; the cushion block is arranged above the upper die plate and positioned between the male dies; the pressing blocks are arranged on the left side and the right side of the cushion block; the top of the male die is higher than the top of the pressing block; the pressing block is provided with a bulge; the female die is arranged on two sides of the lower die plate and corresponds to the pressing block; the female die is provided with a groove corresponding to the bulge on the pressing block; one end of the female die, which is close to the outer side, is provided with an inclined plane; the top of the lower die holder is provided with a waste chute positioned on the right side of the lower die plate; the top of the waste trough is lower than the top of the female die; the inclined plane inclination angle of the rightmost end of the female die is 20-30 degrees.
The utility model has the beneficial effects that:
the utility model can press a reinforcing rib and a guiding and bending inclined plane at the flanging before the bending step, namely when the plate is punched, so that the flanging strength of the thin metal plate is high, the thin metal plate is not easy to deform and is not easy to rebound after the subsequent flanging.
Drawings
The utility model is described in further detail below with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is an enlarged schematic view of a in fig. 1.
The figure shows: 1-a lower die holder; 2-an upper die holder; 3-lower template; 4-female die; 5-upper template; 6-male die; 7-cushion blocks; 8-briquetting; 9-a waste tank; 10-parts.
Description of the embodiments
Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.
It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and should not be construed as limiting the utility model to the extent that it can be practiced, since modifications, changes in the proportions, or adjustments of the sizes, which are otherwise, used in the practice of the utility model, are included in the spirit and scope of the utility model which is otherwise, without departing from the spirit or scope thereof. Also, the terms such as "upper", "lower", "left", "right", "middle", etc. are used herein for convenience of description, but are not to be construed as limiting the scope of the utility model, and the relative changes or modifications are not to be construed as essential to the scope of the utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. It should be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
As shown in fig. 1 and 2, a stamping die for a back steel plate of a refrigerator includes: the die comprises a lower die holder 1, an upper die holder 2, a lower die plate 3, a female die 4, an upper die plate 5, a male die 6, a cushion block 7, a pressing block 8, a waste chute 9 and a part 10.
The lower die holder 1 and the upper die holder 2 are arranged at corresponding positions of a punching machine tool.
The upper die plate 5 is arranged on the upper die holder 2.
The lower die plate 3 is arranged on the lower die holder 1.
The male dies 6 are arranged on the left side and the right side of the upper die plate 5 and are used for being matched with the female dies 4 to punch out the part 10.
The cushion block 7 is arranged on the upper die plate 5 and is positioned between the left male die 6 and the right male die 6.
The pressing blocks 8 are arranged on the left side and the right side of the cushion block 7, and the pressing blocks 8 are provided with bulges for pressing ribs, and the bulges are positioned at the flanging of the part 10; the pressing block 8 is provided with a notch for avoiding damaging the part 10 during punching; the top of the male die 6 is higher than the top of the pressing block 8.
The female die 4 is arranged on the left side and the right side of the lower die plate 3 and corresponds to the pressing block 8 in position; a groove is arranged on the concave die 4 at the convex position of the pressing block 8; an inclined plane is arranged at one end of the female die 4 near the outer side, and the inclined plane has an inclined angle of 20-30 degrees.
The waste chute 9 is arranged on the lower die holder 1 and is positioned on the right side of the lower die plate 3; the top of the waste tank 9 is lower than the top of the female die 4.
Working principle:
the part 10 is placed on the female die 4 through manual or automatic equipment, a punching machine is started, the upper die holder 2 moves downwards, the male die 4 contacts with the part 10, redundant parts of the part 10 are punched through cooperation with the female die 4, the part 10 is made of a thin metal plate, an inclined surface is arranged at the end, close to the outer side, of the female die 4, in the punching process, the male die 4 can move downwards to the inclined surface part of the female die 4 with the part 10 to cut, a guiding bending part can be left at the outermost side of the part 10, after punching is finished, the male die 4 is continuously pressed down to the press block 8 to contact with the part 10, after reinforcing ribs are pressed on the part 10, punching is finished through a protrusion on the press block 8, and waste automatically slides down from the waste groove 9.
The protection scope of the present utility model is not limited to the technical solutions disclosed in the specific embodiments, and any modification, equivalent replacement, improvement, etc. made to the above embodiments according to the technical substance of the present utility model falls within the protection scope of the present utility model.

Claims (4)

1. A stamping die for a refrigerator back steel plate comprises a lower die holder (1), a lower die plate (3) arranged at the top of the lower die holder (1), an upper die holder (2) corresponding to the lower die holder (1), an upper die plate (5) arranged on the upper die holder (2), and male dies (6) arranged on the left side and the right side of the upper die plate (5); the device is characterized by comprising a pressing block (8), a female die (4) and a cushion block (7); the cushion block (7) is arranged above the upper die plate (5) and is positioned between the male dies (6); the pressing blocks (8) are arranged on the left side and the right side of the cushion block (7); the top of the male die (6) is higher than the top of the pressing block (8); the pressing block (8) is provided with a bulge; the female dies (4) are arranged on two sides of the lower die plate (3) and correspond to the pressing blocks (8); the female die (4) is provided with a groove corresponding to the bulge on the pressing block (8); one end of the female die (4) close to the outer side is provided with an inclined plane.
2. The stamping die for the refrigerator back steel plate is characterized in that a waste trough (9) is arranged on the top of the lower die holder (1) and positioned on the right side of the lower die plate (3).
3. The stamping die for the refrigerator back steel plate is characterized in that the top of the waste groove (9) is lower than the top of the female die (4).
4. The stamping die for the refrigerator back steel plate according to claim 1, wherein the inclined plane inclination angle of the rightmost end of the female die (4) is 20-30 degrees.
CN202321660409.7U 2023-06-28 2023-06-28 Refrigerator back steel plate stamping die Active CN219985992U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202321660409.7U CN219985992U (en) 2023-06-28 2023-06-28 Refrigerator back steel plate stamping die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202321660409.7U CN219985992U (en) 2023-06-28 2023-06-28 Refrigerator back steel plate stamping die

Publications (1)

Publication Number Publication Date
CN219985992U true CN219985992U (en) 2023-11-10

Family

ID=88605680

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202321660409.7U Active CN219985992U (en) 2023-06-28 2023-06-28 Refrigerator back steel plate stamping die

Country Status (1)

Country Link
CN (1) CN219985992U (en)

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