Household appliance sheet metal part stamping die

Abstract

The utility model discloses a household appliance sheet metal part stamping die which comprises a fixing platform, a limiting sliding groove is formed in the top face of the fixing platform in a penetrating mode, a limiting sliding block is connected to the inner wall of the limiting sliding groove in a sliding mode, and a limiting frame is fixedly connected to the top face of the limiting sliding block. The starting driving assembly drives the supporting and fixing assembly to move to the position above the stamping assembly through a limiting sliding block and a limiting frame, a first electric push rod and the supporting and fixing assembly are started to drive the sheet metal part to be separated from the stamping assembly, and the starting driving assembly is reversely rotated to drive the sheet metal part to move to the position above the collecting mechanism. And the recycling supporting and fixing mechanism enables the sheet metal parts to fall into the collecting mechanism, stacking and collecting work of the sheet metal parts can be completed, the aim of automatically taking and collecting the sheet metal parts after stamping forming is achieved, and the situation that the workload of workers is increased due to the fact that the sheet metal parts in a stamping die are manually taken is avoided. And the production risk is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of household appliance sheet metal part production, in particular to a stamping die for household appliance sheet metal parts. Background Technique

[0002] Sheet metal is a comprehensive cold working process for metal sheets, including shearing, punching / cutting / combining, folding, welding, riveting, splicing, forming, etc. Its remarkable feature is that the thickness of the same part is consistent. Household appliances mainly refer to various electrical and electronic appliances used in families and similar places. During the production of household appliance shells, metal sheets need to be stamped into sheet metal parts with specified shapes through stamping dies.

[0003] The stamping work of sheet metal parts is usually to press the metal sheet into the lower die by the downward pressure generated by the upper die, and stamp and form the sheet metal parts according to the specifications in the lower die. At present, when the existing stamping dies are in use, the sheet metal parts stamped and formed in the lower die usually need to be taken manually, and manual material taking has high production risks and greatly increases the workload of the staff. Summary of the Utility Model

[0004] Aiming at the deficiencies of the prior art, the utility model provides a stamping die for household appliance sheet metal parts to solve the problems put forward in the above background technique.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A stamping die for household appliance sheet metal parts, including a fixed platform, a limiting sliding groove is penetrated and opened on the top surface of the fixed platform, a limiting sliding block is slidably connected to the inner wall of the limiting sliding groove, a limiting frame is fixedly connected to the top surface of the limiting sliding block, a connecting plate is slidably connected to the inner wall of the limiting frame, a fixed ring is fixedly connected to the front surface of the limiting frame, a first electric push rod is fixedly connected to the inner wall of the fixed ring, and the output end of the first electric push rod is fixedly connected to the top surface of the connecting plate. A support and fixation mechanism is arranged on the top surface of the connecting plate, a driving assembly is arranged on the bottom surface of the fixed platform, a collection mechanism is arranged inside the fixed platform, and a stamping assembly is arranged on the top surface of the fixed platform.

[0007] Preferably, the support and fixation mechanism consists of a double-acting cylinder, a support block and an anti-slip pad. The double-acting cylinder is fixedly connected to the top surface of the connecting plate, the support block is fixedly connected to the output end of the double-acting cylinder, and the anti-slip pad is fixedly connected to the surface of the support block.

[0008] Preferably, the driving assembly consists of a servo motor, a threaded rod, a limit ring and a threaded sleeve, the servo motor is fixedly connected to the bottom surface of the fixed platform, the threaded rod is fixedly connected to the output end of the servo motor, the limit ring is fixedly connected to the bottom surface of the fixed platform, and the inner wall of the limit ring is rotatably connected to the threaded rod, the threaded sleeve is fixedly connected to the bottom surface of the limit slider, and the inner wall of the threaded sleeve is threadedly connected to the threaded rod.

[0009] Preferably, the collecting mechanism consists of a collecting box, a limiting frame and a handle, the collecting box is fixedly connected to the inner wall of the fixed platform, the limiting frame is slidably connected to the inner wall of the collecting box, and the handle is fixedly connected to the left side of the limiting frame.

[0010] Preferably, the stamping assembly consists of a lower mold, a bracket, a second electric push rod and an upper mold, the lower mold is fixedly connected to the top surface of the fixed platform, the bracket is fixedly connected to the back surface of the fixed platform, the second electric push rod is fixedly connected to the inner wall of the bracket, the upper mold is fixedly connected to the output end of the second electric push rod, and the upper mold overlaps the top surface of the lower mold.

[0011] Preferably, the connecting plate is rectangular and is made of metal material.

[0012] Preferably, there are multiple support blocks, and the multiple support blocks are respectively located at the output ends on both sides of the bidirectional cylinder.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: the stamping die for sheet metal parts of household appliances starts the stamping assembly to stamp the metal sheet into a sheet metal part, starts the driving assembly to drive the supporting and fixing assembly to move above the stamping assembly through the limit slider and the limit frame, starts the first electric push rod and the supporting and fixing assembly to drive the sheet metal part to separate from the stamping assembly, reverses the starting driving assembly to drive the sheet metal part to move above the collecting mechanism, recycles the supporting and fixing mechanism to make the sheet metal part fall into the collecting mechanism, and the stacking and collection of the sheet metal parts can be completed; the goal of facilitating automatic material collection and collection of sheet metal parts after stamping is achieved, and the problem of increased workload of staff and increased production risk due to manual collection of sheet metal parts in the stamping die is avoided. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is the structural survey drawing of the utility model;

[0015] Figure 2 This is an enlarged view of the structure A of the utility model;

[0016] Figure 3 This is a left view of the structure of the utility model;

[0017] Figure 4 This is an enlarged view of the structure B of the utility model.

[0018] In the figure: 1. Fixed platform; 2. Limit chute; 3. Limit slider; 4. Limit frame; 5. Connecting plate; 6. Fixed ring; 7. First electric push rod; 8. Double-acting cylinder; 9. Support block; 10. Anti-slip pad; 11. Servo motor; 12. Threaded rod; 13. Limit ring; 14. Threaded sleeve; 15. Collection box; 16. Limit frame; 17. Handle; 18. Lower die; 19. Bracket; 20. Second electric push rod; 21. Upper die. Specific implementation mode

[0019] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0020] Refer to Figures 1-4 , a stamping die for household appliance sheet metal parts, including a fixed platform 1. A limit chute 2 is penetrated and opened on the top surface of the fixed platform 1. A limit slider 3 is slidably connected to the inner wall of the limit chute 2. A limit frame 4 is fixedly connected to the top surface of the limit slider 3. A connecting plate 5 is slidably connected to the inner wall of the limit frame 4. The connecting plate 5 is rectangular, and the connecting plate 5 is made of a metal material. The connecting plate 5 made of the metal material has higher strength, is not easily deformed and damaged after being stressed, and is more durable. A fixed ring 6 is fixedly connected to the front surface of the limit frame 4. A first electric push rod 7 is fixedly connected to the inner wall of the fixed ring 6, and the output end of the first electric push rod 7 is fixedly connected to the top surface of the connecting plate 5. A support and fixation mechanism is arranged on the top surface of the connecting plate 5. The support and fixation mechanism is composed of a double-acting cylinder 8, a support block 9 and an anti-slip pad 10. The number of the support blocks 9 is multiple, and the multiple support blocks 9 are respectively located on both output ends of the double-acting cylinder 8, and are used for supporting the inner sides of both sides of the sheet metal part, facilitating the support and fixation of the sheet metal part, and improving the movement stability of the sheet metal part. The double-acting cylinder 8 is fixedly connected to the top surface of the connecting plate 5. The support block 9 is fixedly connected to the output end of the double-acting cylinder 8. The anti-slip pad 10 is fixedly connected to the surface of the support block 9. By pushing the support block 9 and the anti-slip pad 10 to contact the sheet metal part through the double-acting cylinder 8, the sheet metal part can be supported and fixed, facilitating the automatic material taking work of the sheet metal part and improving the material taking stability of the sheet metal part. A driving assembly is arranged on the bottom surface of the fixed platform 1. A collection mechanism is arranged inside the fixed platform 1. A stamping assembly is arranged on the top surface of the fixed platform 1.

[0021] Specifically, the driving component is composed of a servo motor 11, a threaded rod 12, a limit ring 13 and a threaded sleeve 14. The servo motor 11 is fixedly connected to the bottom surface of the fixed platform 1, the threaded rod 12 is fixedly connected to the output end of the servo motor 11, the limit ring 13 is fixedly connected to the bottom surface of the fixed platform 1, and the inner wall of the limit ring 13 is rotatably connected to the threaded rod 12. The threaded sleeve 14 is fixedly connected to the bottom surface of the limit slider 3, and the inner wall of the threaded sleeve 14 is threadedly connected to the threaded rod 12. By starting the servo motor 11 to rotate forward and backward to drive the threaded rod 12 to rotate, and cooperating with the threaded connection between the threaded rod 12 and the threaded sleeve 14, the support mechanism can be driven to perform reciprocating lateral movement, which is convenient for driving the sheet metal parts to move for automatic material taking and collection work, and at the same time is convenient for continuous material taking work.

[0022] Specifically, the collection mechanism is composed of a collection box 15, a limit frame 16 and a handle 17. The collection box 15 is fixedly connected to the inner wall of the fixed platform 1, the limit frame 16 is slidably connected to the inner wall of the collection box 15, and the handle 17 is fixedly connected to the left side of the limit frame 16. By limiting and collecting the sheet metal parts through the collection box 15 and the limit frame 16, the sheet metal parts can be stacked and placed, which is convenient for collecting multiple groups of sheet metal parts at the same time.

[0023] Specifically, the stamping component is composed of a lower die 18, a bracket 19, a second electric push rod 20 and an upper die 21. The lower die 18 is fixedly connected to the top surface of the fixed platform 1, the bracket 19 is fixedly connected to the back surface of the fixed platform 1, the second electric push rod 20 is fixedly connected to the inner wall of the bracket 19, and the upper die 21 is fixedly connected to the output end of the second electric push rod 20, and the upper die 21 is lapped with the top surface of the lower die 18. By pushing the upper die 21 and the lower die 18 to close the mold through the second electric push rod 20, the automatic stamping and forming work of the sheet metal parts can be carried out.

[0024] All the electrical components mentioned in this article are electrically connected to the external main controller and 220V mains, and the main controller can be a conventional known device such as a computer that plays a control role.

[0025] When in use: first, place the metal sheet above the lower mold 18, start the second electric push rod 20 to push the upper mold 21 downward to press the metal sheet into the lower mold 18, and the stamping work of the home appliance sheet metal parts can be completed. After the stamping is completed, start the servo motor 11 to drive the threaded rod 12 to rotate along the inner wall of the limit ring 13, and through the threaded connection between the threaded rod 12 and the threaded sleeve 14, drive the limit slider 3 and the limit frame 4 to move to the right, and through the movement of the limit frame 4, drive the connecting plate 5 to move to the top of the lower mold 18, start the first electric push rod 7 to push the connecting plate 5 downward, and through the movement of the connecting plate 5, drive the two-way cylinder 8 The support block 9 moves into the lower mold 18, and the two-way cylinder 8 is started to push the support block 9 and the anti-slip pad 10 to move and contact the inner wall of the sheet metal, so as to support and fix the sheet metal. After resetting the first electric push rod 7, the sheet metal is driven to move upward and separate from the lower mold 18. The servo motor 11 is reversed and started to drive the sheet metal to move to the left above the collection box 15. After the two-way cylinder 8 is recovered, the support and fixation of the sheet metal are released, and the sheet metal falls downward into the collection box 15 and the limit frame 16, and the stacking and collection work can be carried out. Pull the handle 17 to drive the stacked sheet metal to separate from the collection box 15 through the limit frame 16, and the sheet metal collection work can be completed.

[0026] To sum up, in the sheet metal stamping die of household appliances, the stamping assembly is started to stamp the metal sheet into a sheet metal part, the driving assembly is started to drive the supporting and fixing assembly to move above the stamping assembly through the limit slider 3 and the limit frame 4, the first electric push rod 7 and the supporting and fixing assembly are started to drive the sheet metal part to separate from the stamping assembly, the driving assembly is reversed to drive the sheet metal part to move above the collecting mechanism, the supporting and fixing mechanism is recovered to make the sheet metal part fall into the collecting mechanism, and the stacking and collection of the sheet metal parts can be completed, thereby achieving the goal of facilitating automatic material collection of the sheet metal parts after stamping, avoiding the problem of increased workload of the staff and increased production risk due to manual collection of the sheet metal parts in the stamping die, and is used to solve the problems raised in the above background technology.

[0027] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0028] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A stamping die for a sheet metal part of a household appliance, comprising a fixed platform (1), characterized in that: The top surface of the fixed platform (1) is provided with a limit slide groove (2), the inner wall of the limit slide groove (2) is slidably connected to the limit slide block (3), the top surface of the limit slide block (3) is fixedly connected to the limit frame (4), the inner wall of the limit frame (4) is slidably connected to a connecting plate (5), the front surface of the limit frame (4) is fixedly connected to a fixing ring (6), the inner wall of the fixing ring (6) is fixedly connected to a first electric push rod (7), and the output end of the first electric push rod (7) is fixedly connected to the top surface of the connecting plate (5), the top surface of the connecting plate (5) is provided with a supporting fixing mechanism, the bottom surface of the fixed platform (1) is provided with a driving assembly, the interior of the fixed platform (1) is provided with a collecting mechanism, and the top surface of the fixed platform (1) is provided with a stamping assembly.

2. A stamping die for sheet metal parts of household appliances according to claim 1, characterized in that: The supporting and fixing mechanism is composed of a bidirectional cylinder (8), a supporting block (9) and an anti-skid pad (10); the bidirectional cylinder (8) is fixedly connected to the top surface of the connecting plate (5); the supporting block (9) is fixedly connected to the output end of the bidirectional cylinder (8); and the anti-skid pad (10) is fixedly connected to the surface of the supporting block (9).

3. A stamping die for sheet metal parts of household appliances according to claim 1, characterized in that: The driving assembly is composed of a servo motor (11), a threaded rod (12), a limit ring (13) and a threaded sleeve (14); the servo motor (11) is fixedly connected to the bottom surface of the fixed platform (1); the threaded rod (12) is fixedly connected to the output end of the servo motor (11); the limit ring (13) is fixedly connected to the bottom surface of the fixed platform (1), and the inner wall of the limit ring (13) is rotatably connected to the threaded rod (12); the threaded sleeve (14) is fixedly connected to the bottom surface of the limit slider (3), and the inner wall of the threaded sleeve (14) is threadedly connected to the threaded rod (12).

4. A stamping die for sheet metal parts of household appliances according to claim 1, characterized in that: The collecting mechanism is composed of a collecting box (15), a limiting frame (16) and a handle (17); the collecting box (15) is fixedly connected to the inner wall of the fixed platform (1); the limiting frame (16) is slidably connected to the inner wall of the collecting box (15); and the handle (17) is fixedly connected to the left side of the limiting frame (16).

5. The stamping die for sheet metal parts of household appliances according to claim 1, characterized in that: The stamping assembly is composed of a lower mold (18), a bracket (19), a second electric push rod (20) and an upper mold (21); the lower mold (18) is fixedly connected to the top surface of the fixed platform (1); the bracket (19) is fixedly connected to the back surface of the fixed platform (1); the second electric push rod (20) is fixedly connected to the inner wall of the bracket (19); the upper mold (21) is fixedly connected to the output end of the second electric push rod (20); and the upper mold (21) overlaps the top surface of the lower mold (18).

6. The household appliance sheet metal stamping die according to claim 1, characterized in that: The connecting plate (5) is rectangular in shape and is made of metal material.

7. The stamping die for sheet metal parts of household appliances according to claim 2, characterized in that: The number of the support blocks (9) is plural, and the multiple support blocks (9) are respectively located at the output ends on both sides of the bidirectional cylinder (8).

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