Washing machine inner barrel rear cover stamping part forming die

By designing an automated mold structure, the safety hazards of the stamping mold for the inner drum back cover of the washing machine were solved during material handling, realizing automated material unloading and improving safety and practicality.

CN223775820UActive Publication Date: 2026-01-09JIANGYIN FUREN MASCH PARTS CO LTD
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Patent Information

Application Number
CN202520774896.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-23
Publication Date
2026-01-09
Estimated Expiration
2035-04-23

AI Technical Summary

Technical Problem

The existing stamping mold for the inner drum back cover of washing machines is prone to misoperation when workers need to manually remove the material after stamping, causing the stamping machine to continue working and posing a safety hazard.

Method used

A mold structure including a first template, a limiting shaft, a moving template, a transmission shaft, a connecting plate, a bottom telescopic rod, and a discharge rubber plate was designed. The transmission mechanism and the discharge mechanism realize automated material feeding, avoiding manual operation.

Benefits of technology

It enables automated unloading of products after stamping, improves safety, avoids direct contact between workers and the stamping machine, and enhances the practicality and safety of the equipment.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a washing machine inner cylinder rear cover stamping part forming die, and relates to the technical field of stamping dies, the washing machine inner cylinder rear cover stamping part forming die comprises a forming template, the forming template is fixed on the upper end of a first template, the device is provided with an upward ejection discharge rod, and after the device finishes stamping, when a movable template moves upwards, the upper end of the first template is fixed on the forming template; the movable mold plate can drive a connecting flat plate to move upwards through a transmission shaft, then an upward ejection discharging rod moves upwards, the upward ejection discharging rod ejects a product in a forming groove in the upper end of the forming mold plate out, follow-up discharging of the device is facilitated, and a bottom telescopic rod is installed so that when the connecting flat plate moves upwards, the bottom telescopic rod retracts; and internal air enters the discharging telescopic rod through the connecting pipeline, so that the discharging telescopic rod extends, the discharging telescopic rod pushes the discharging rubber plate to move, the discharging rubber plate pushes the product out of the device, the device achieves automatic stamping and discharging, workers are prevented from making contact with the device, and then the safety of the device is enhanced. And the life safety of workers is ensured.
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Description

Technical Field

[0001] This utility model relates to the field of stamping die technology, specifically a stamping die for a washing machine inner drum back cover. Background Technology

[0002] The back cover of the washing machine drum is an important component of the washing machine drum. With the continuous improvement of people's living standards and industrial productivity, washing machines have become an indispensable part of household appliances. Washing machines have greatly reduced the difficulty of cleaning clothes. In order to pursue efficient production, the back cover of the washing machine drum is usually produced by stamping. In the stamping process, it is inevitable to use a stamping machine and stamping mold.

[0003] However, after the existing stamping mold for the inner drum back cover of a washing machine is completed, the worker needs to remove the product formed in the forming groove of the stamping mold. When the worker removes the material, the stamping machine is in a powered state, which is prone to misoperation and causes the stamping machine to continue to work while the worker is removing the material, which is dangerous. Therefore, it does not meet the existing needs. In response, we have proposed a stamping mold for the inner drum back cover of a washing machine. Utility Model Content

[0004] The purpose of this utility model is to provide a stamping mold for the back cover of a washing machine drum, in order to solve the problem mentioned in the background art that after the stamping of the back cover of the washing machine drum is completed, the operator needs to take out the product formed in the forming groove of the stamping mold. When the operator takes out the material, the stamping machine is in a powered state, which is easy to misoperate and causes the stamping machine to continue to work while the operator is taking out the material, which is dangerous.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a die for forming a stamped part of the inner drum back cover of a washing machine, comprising a first template:

[0006] A forming template is fixed to the upper end of the first template. Limiting shafts are slidably installed around the first template. A movable template is slidably installed outside the limiting shafts. A drive shaft is fixedly installed on both sides of the lower end face of the movable template. The drive shaft is slidably connected to both the first template and the forming template. A connecting plate is fixedly installed at the lower end of the drive shaft. Bottom telescopic rods are fixedly installed on both sides of the upper end of the connecting plate. The upper end of the bottom telescopic rod is fixedly connected to the first template. An upper top discharge rod is fixedly installed at the upper end of the connecting plate. The upper top discharge rod is slidably connected to both the first template and the forming template through a slot.

[0007] The connecting pipe is fixedly installed at the upper end of the rear end face of the bottom telescopic rod, one end of the connecting pipe is fixedly installed with a discharging telescopic rod, and the front end face of the discharging telescopic rod is fixedly installed with a discharging rubber plate.

[0008] Preferably, the upper end of the limiting shaft is externally installed with a second template, and the second template is fixedly connected with the limiting shaft.

[0009] Preferably, the lower end of the first template is installed with a bottom support, and the bottom support is fixedly connected with the first template.

[0010] Preferably, the lower end of the bottom support is internally installed with a flow guide table, and the flow guide table is fixedly connected with the bottom support.

[0011] Preferably, the outer portion of the discharging telescopic rod is fixedly installed with a fixed support, and the fixed support is fixedly connected with the first template.

[0012] Preferably, the inner portion of the second template is slidably installed with a connecting support, and the lower end of the connecting support is fixedly connected with the moving template.

[0013] Preferably, the connecting pipe penetrates through the inner portion of the fixed support and the first template.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] 1、The utility model discloses a top discharging rod can make the device after the stamping, when the moving template moves up, the moving template will drive the connecting flat plate to move up through the transmission shaft, and then make the top discharging rod move up, make the top discharging rod eject the product in the upper end forming groove of the forming template, facilitate the subsequent discharging of the device, enhance the practicality of the device, make the device more safe, install the bottom telescopic rod, when the connecting flat plate moves up, the bottom telescopic rod retracts, make the air in its interior enter the inside of the discharging telescopic rod through the connecting pipe, and then make the discharging telescopic rod elongate, make the discharging telescopic rod push the discharging rubber plate to move, and then make the discharging rubber plate push the product out of the device, make the device realize automatic stamping and discharging, need not the staff operation, avoid the staff and the device to have contact, and then enhance the safety of the device, guarantee the life safety of the staff.

[0016] 2、The utility model discloses a flow guide table can make some stamping down scrapes the smooth discharge device, avoids the scrapes the inside accumulation of device, enhances the practicality of the device. DRAWINGS

[0017] Figure 1 It is a three-dimensional view of the utility model of a washing machine inner tube rear cover stamping piece forming die;

[0018] Figure 2The utility model discloses a washing machine inner tube rear cover stamping piece forming die's internal structure schematic view,

[0019] Figure 3 The utility model discloses a local structure schematic view,

[0020] Figure 4 The utility model discloses a washing machine inner tube rear cover stamping piece forming die's rear view solid drawing.

[0021] In the drawing: 1, first template, 2, forming template, 3, limit axle, 4, moving template, 5, second template, 6, connecting support, 7, bottom support, 8, bottom telescopic rod, 9, connecting flat plate, 10, upper top discharging rod, 11, transmission shaft, 12, fixed support, 13, discharging telescopic rod, 14, discharging rubber plate, 15, flow guide table, 16, connecting pipeline. Specific implementation

[0022] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0023] Please refer to Figures 1-4 The utility model provides an embodiment: a washing machine inner tube rear cover stamping piece forming die, including first template 1:

[0024] Forming template 2, its fixed in the upper end of first template 1, and the periphery of first template 1 is slidably installed with limit axle 3, and the outside of limit axle 3 is slidably installed with moving template 4, and the both sides of the lower end surface of moving template 4 are fixedly installed with transmission shaft 11, and transmission shaft 11 is slidably connected with first template 1 and forming template 2, and the lower end of transmission shaft 11 is fixedly installed with connecting flat plate 9, and the both sides of the upper end of connecting flat plate 9 are fixedly installed with bottom telescopic rod 8, and the upper end of bottom telescopic rod 8 is fixedly connected with first template 1, and the upper end of connecting flat plate 9 is fixedly installed with upper top discharging rod 10, and installing upper top discharging rod 10 can make the device when moving template 4 moves up after stamping, and moving template 4 will drive connecting flat plate 9 to move up through transmission shaft 11, and then make upper top discharging rod 10 move up, make upper top discharging rod 10 eject the product inside the forming groove of the upper end of forming template 2, facilitate the subsequent discharging of the device, enhance the practicability of the device, make the device more safe, and upper top discharging rod 10 is slidably connected with first template 1 and forming template 2 through the clamping groove,

[0025] The connecting pipe 16 is fixedly installed at the upper end of the rear end face of the bottom telescopic rod 8. Installing the bottom telescopic rod 8 allows it to retract when the connecting plate 9 moves upward, allowing air inside to enter the discharge telescopic rod 13 through the connecting pipe 16. This causes the discharge telescopic rod 13 to extend, pushing the discharge rubber plate 14 to move, thus pushing the product out of the device. This enables the device to automatically press and discharge materials without operator intervention, avoiding contact between personnel and the device, thereby enhancing the safety of the device and ensuring the safety of the personnel. The discharge telescopic rod 13 is fixedly installed at one end of the connecting pipe 16, and the discharge rubber plate 14 is fixedly installed at the front end face of the discharge telescopic rod 13.

[0026] Please see Figure 1 , Figure 2 , Figure 3 and Figure 4 A second template 5 is installed on the upper part of the limiting shaft 3. The second template 5 is fixedly connected to the limiting shaft 3. A bottom support 7 is installed on the lower part of the first template 1. The bottom support 7 is fixedly connected to the first template 1. A guide platform 15 is installed on the lower part of the bottom support 7. The guide platform 15 can smoothly discharge some stamped waste material from the device, avoid the accumulation of waste material inside the device, and enhance the practicality of the device. The guide platform 15 is fixedly connected to the bottom support 7. A fixed support 12 is fixedly installed on the outside of the discharge telescopic rod 13. The fixed support 12 is fixedly connected to the first template 1. A connecting support 6 is slidably installed up and down inside the second template 5. The lower end of the connecting support 6 is fixedly connected to the moving template 4. The connecting pipe 16 passes through the fixed support 12 and the interior of the first template 1.

[0027] Working Principle: During use, the operator installs the device in the working area of ​​the stamping machine, connecting the stamping structure of the stamping machine to the connecting bracket 6 with screws. The operator then places the blank material on the upper end of the forming template 2. The stamping machine then pushes the connecting bracket 6 and the moving template 4 downwards, causing the moving template 4 to stamp the blank material. During this process, the downward movement of the moving template 4 causes the connecting plate 9 to move downwards, thereby extending the bottom telescopic rod 8. This allows air inside the discharge telescopic rod 13 to enter the bottom telescopic rod 8 through the connecting pipe 16, causing the discharge telescopic rod 13 and the discharge rubber plate 14 to retract. Once the blank material is formed on the forming template 2, the product is obtained. The stamping machine then drives the connecting bracket 6 and the moving template... When plate 4 moves upward, the moving template 4 will drive the connecting plate 9 to move upward through the transmission shaft 11, thereby causing the upper discharge rod 10 to move upward. The upper discharge rod 10 will push the product out of the forming groove at the upper end of the forming template 2. At the same time, the bottom telescopic rod 8 retracts, allowing the air inside it to enter the discharge telescopic rod 13 through the connecting pipe 16, thereby causing the discharge telescopic rod 13 to extend. The discharge telescopic rod 13 will push the discharge rubber plate 14 to move, thereby causing the discharge rubber plate 14 to push the product out of the device. This allows the device to automatically punch and unload the product without the need for operator intervention, avoiding contact between operators and the device, thus enhancing the safety of the device and ensuring the safety of the operators.

[0028] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

Claims

1. A die for forming a stamped part of the inner drum back cover of a washing machine, comprising a first template (1), characterized in that: A forming template (2) is fixed at the upper end of the first template (1). Limiting shafts (3) are slidably installed around the first template (1). A movable template (4) is slidably installed on the outside of the limiting shafts (3). A transmission shaft (11) is fixedly installed on both sides of the lower end face of the movable template (4). The transmission shaft (11) is slidably connected to the first template (1) and the forming template (2). A connecting plate (9) is fixedly installed at the lower end of the transmission shaft (11). Bottom telescopic rods (8) are fixedly installed on both sides of the upper end of the connecting plate (9). The upper end of the bottom telescopic rod (8) is fixedly connected to the first template (1). An upper top discharge rod (10) is fixedly installed at the upper end of the connecting plate (9). The upper top discharge rod (10) is slidably connected to the first template (1) and the forming template (2) through a slot. A connecting pipe (16) is fixedly installed on the upper end of the rear end face of the bottom telescopic rod (8). A discharge telescopic rod (13) is fixedly installed at one end of the connecting pipe (16), and a discharge rubber plate (14) is fixedly installed on the front end face of the discharge telescopic rod (13).

2. The forming mold for the back cover of a washing machine inner drum according to claim 1, characterized in that: A second template (5) is installed on the upper part of the outside of the limiting shaft (3), and the second template (5) is fixedly connected to the limiting shaft (3).

3. The forming mold for the back cover of a washing machine inner drum according to claim 1, characterized in that: A bottom bracket (7) is installed at the lower end of the first template (1), and the bottom bracket (7) is fixedly connected to the first template (1).

4. The forming mold for the back cover of a washing machine inner drum according to claim 3, characterized in that: A flow guide (15) is installed at the lower end inside the bottom support (7), and the flow guide (15) is fixedly connected to the bottom support (7).

5. The forming mold for the back cover of a washing machine inner drum according to claim 1, characterized in that: The material discharge telescopic rod (13) is externally fixedly mounted with a fixed bracket (12), which is fixedly connected to the first template (1).

6. The forming mold for the back cover of a washing machine inner drum according to claim 2, characterized in that: The second template (5) has a connecting bracket (6) that slides up and down inside, and the lower end of the connecting bracket (6) is fixedly connected to the movable template (4).

7. A die for forming a stamped part of the inner drum rear cover of a washing machine according to claim 5, characterized in that: The connecting pipe (16) passes through the interior of the fixed support (12) and the first template (1).