Rapid punch forming die for hardware shell
By designing a hardware shell with automatic cutting and loading function, the problem of time-consuming and labor-intensive and safety risks of traditional molds is solved, and efficient automated production is achieved, and equipment performance and safety are improved.
Patent Information
- Application Number
- CN202510537438.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-27
- Publication Date
- 2025-07-25
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
Traditional stamping molds are time-consuming and labor-intensive when removing the aluminum alloy shell, which easily damages the surface, increases the amount of manual labor, poses safety risks, and lacks automatic loading function.
A hardware shell rapid stamping mold is designed, using the first ejection block and the second ejection block with hydraulic drive to achieve automatic loading; through the L-shaped push plate and the reciprocating screw, automatic loading is achieved; the guide rod ensures stable movement of the upper die, reduces material damage and integrates automatic function.
The automated cutting and loading of aluminum alloy shells is realized, which reduces labor intensity and safety risks, improves production efficiency, ensures product quality and equipment reliability, and reduces the equipment footprint and cost.
Smart Images

Figure CN120362338A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of stamping forming of metal hardware shells, and particularly to a rapid stamping forming die for metal hardware shells. Background Art
[0002] With the development of technology, people have more and more channels to obtain information. The fastest information acquisition channels come from electronic devices, and laptops are one of the indispensable electronic devices in people's daily life and work. The shell of a laptop protects the internal components. Most laptop shells use aluminum alloy, which has good plasticity, good protection effect, and excellent heat dissipation effect for its material. The processing of aluminum alloy shells requires the use of stamping dies.
[0003] When traditional stamping dies are used for stamping, the aluminum alloy plates formed by stamping are sometimes difficult to take out from the concave die. Often, tools need to be used manually to take them out, which is time-consuming and laborious and easily causes scratches on their surfaces, affecting product quality and bringing inconvenience to the stamping forming work of computer aluminum alloy shells. Secondly, after taking out the formed aluminum alloy shell, it is necessary to manually place the aluminum alloy plate again, increasing the workload of the staff and also increasing potential safety accidents during material loading and unloading. For this reason, this application proposes a rapid stamping forming die for metal hardware shells. Summary of the Invention
[0004] The purpose of the present invention is to solve the above technical problems and propose a rapid stamping forming die for metal hardware shells.
[0005] To achieve the above purpose, the present invention adopts the following technical solutions:
[0006] A rapid stamping forming die for metal hardware shells includes a base. Four support columns are fixed on the base. The upper ends of the four support columns are fixed with a lower die. A die groove is provided on the lower die. An upper die guided is provided above the lower die. A pressing die is fixed at the bottom of the upper die.
[0007] A first ejecting block and a second ejecting block that can move upward and have different upward moving heights are slidably connected in the lower die. A feeding mechanism is installed on one side of the base. The feeding mechanism includes a material frame for containing metal plates and an L-shaped pushing plate for driving the metal plates in the material frame to be fed.
[0008] The first ejecting block ejects the metal hardware shell, and the second ejecting block further pushes one side of the metal hardware shell upward to make it inclined to complete the blanking. At the same time, the L-shaped pushing plate pushes the metal plate in the material frame to be fed. Then, the L-shaped pushing plate moves downward, and the metal plate in the material frame moves downward due to gravity. After the L-shaped pushing plate is completely reset, the L-shaped pushing plate moves upward to face the metal plate.
[0009] Preferably, four guide rods are fixed to the lower die. The four guide rods penetrate through the upper die and are slidably connected thereto. An installation plate is fixedly connected to the upper ends of the four guide rods. A hydraulic cylinder is installed on the upper end of the installation plate. The output end of the hydraulic cylinder is fixedly connected to a driving rod, and the driving rod is fixedly connected to the upper end of the upper die.
[0010] Preferably, a first chute and a second chute are provided in the die cavity. The first ejecting block and the second ejecting block slide in the first chute and the second chute respectively. The height of the second ejecting block is greater than that of the first ejecting block.
[0011] Preferably, a driving assembly capable of driving the first ejecting block and the second ejecting block to move is further included. The driving assembly includes two linkage rods fixed to the bottom of the upper die. The linkage rods penetrate through the lower die and are slidably connected thereto. A moving plate is fixedly connected to the bottoms of the two linkage rods. A sleeve is fixedly connected to the upper end of the moving plate. A first vertical rod is slidably connected in the sleeve. The first vertical rod penetrates through the lower die and is fixedly connected to the bottom of the first ejecting block. A second vertical rod is fixedly connected to the bottom of the second ejecting block. The second vertical rod penetrates through the lower die and is slidably connected thereto. The second vertical rod is fixedly connected to the upper end of the moving plate.
[0012] Preferably, a fixing ring is fixed to the outside of the first vertical rod. A spring is fixed to the bottom of the fixing ring. The spring is fixedly connected to the upper end of the sleeve, and the spring is arranged sleeved on the outside of the first vertical rod.
[0013] Preferably, the feeding mechanism further includes a U-shaped plate fixed to the side wall of the lower die. An extension plate is fixedly connected to the base. A support plate is fixedly connected to the upper end of the extension plate. A sleeve capable of being driven to rotate by the moving plate is provided through the support plate. A reciprocating lead screw is fitted in the sleeve. The reciprocating lead screw is movably connected to an L-shaped pushing plate. The L-shaped pushing plate is movably connected to the U-shaped plate and can move up and down through the U-shaped plate.
[0014] Preferably, a gearbox is installed on the extension plate. A first shaft rod and a second shaft rod are respectively fixedly installed at the two shaft ends of the gearbox. A one-way bearing is fixed to the first shaft rod. A transmission gear is fixed to the one-way bearing. A connecting plate is fixed to the moving plate. A rack plate meshing with the transmission gear is fixed to the connecting plate. The second shaft rod penetrates through the support plate and is rotatably connected thereto. First transmission wheels are fixed to both the sleeve and the second shaft rod. The two first transmission wheels are connected by a first transmission belt.
[0015] Preferably, it further includes a driving mechanism for driving the L-shaped pushing plate to move up and down. The driving mechanism includes a transmission rod rotatably installed on the support plate. Second transmission wheels are fixed on both the transmission rod and the second shaft rod. The two second transmission wheels are connected by a second transmission belt. A cam is fixed to the bottom of the transmission rod, and the cam abuts against the bottom of the L-shaped pushing plate.
[0016] Preferably, a slider is fixedly connected to the reciprocating lead screw. A guide sleeve is provided on the L-shaped pushing plate, and the slider is slidably connected in the guide sleeve.
[0017] Preferably, a baffle capable of supporting the L-shaped pushing plate is fixed to the bottom of the U-shaped plate. The transmission rod penetrates through the baffle and is rotatably connected thereto.
[0018] Compared with the prior art, the beneficial effects of the present invention are as follows:
[0019] 1. Automatic blanking function: The mold is equipped with a first ejector block and a second ejector block, and different-height ejection actions are realized through the driving assembly. The first ejector block ejects the metal shell out of the mold cavity, and the second ejector block further lifts one side of the shell to make it inclined, realizing automatic blanking without manual participation, greatly improving the production efficiency, reducing the labor cost and labor intensity.
[0020] 2. Automatic feeding function: The feeding mechanism realizes the automatic feeding of the metal plate through the linkage of the L-shaped pushing plate with components such as the reciprocating lead screw and the sleeve. When the moving plate moves driven by the hydraulic cylinder, the sleeve is driven to rotate through the transmission assembly, and then the reciprocating lead screw and the L-shaped pushing plate reciprocate to push the metal plate into the mold cavity, realizing the automation of the feeding process and further improving the production efficiency.
[0021] 3. Precise guiding and stable stamping: The lower die guides the upper die through four guide rods and the guiding of the linkage rod, ensuring the stable movement of the upper die, enabling the die to be precisely matched with the mold cavity, guaranteeing the stamping forming quality of the notebook shell, and reducing the defective rate caused by the unstable movement of the mold.
[0022] 4. Reducing material damage: During the feeding process of the aluminum alloy plate, through the cooperation of the cam and the L-shaped pushing plate and the design of the U-shaped plate, the inclination and damage of the aluminum alloy plate during the movement are avoided, ensuring the quality of the raw materials, and at the same time being beneficial to extending the service life of the equipment. In addition, a protective pad is fixed on the lower die to protect the extruded notebook shell from collision damage, further ensuring the product quality.
[0023] 5. Utilizing the power of the hydraulic cylinder to drive the movement of the upper die, driving the ejector block and the feeding mechanism to work through components such as the linkage rod and the moving plate, realizing the reasonable distribution and utilization of power, avoiding the setting of additional power sources, and reducing the energy consumption and complexity of the equipment.
[0024] 6. Reduce the risk of manual intervention: The automatic blanking and loading functions reduce the manual operation links, lower the risk of safety accidents for operators due to contact with dangerous equipment parts, and improve the safety of the production process.
[0025] In summary, the present invention can eject the formed shell without manual material taking, reducing the labor intensity of the staff and avoiding shell damage. At the same time, it can realize the feeding of aluminum alloy shells, reducing the risk of safety accidents for operators due to contact with dangerous equipment parts. Moreover, functions such as stamping forming, ejecting and blanking, and automatic feeding are integrated into one, reducing the floor area and production cost of the equipment. Through the ingenious mechanical transmission and linkage relationship between various components, the collaborative work of multiple functions is realized, improving the overall performance and reliability of the equipment. Brief Description of the Drawings
[0026] Figure 1 It is a schematic structural diagram of a rapid stamping and forming die for a hardware shell proposed by the present invention;
[0027] Figure 2 It is a front view of a rapid stamping and forming die for a hardware shell proposed by the present invention;
[0028] Figure 3 It is a side view of a rapid stamping and forming die for a hardware shell proposed by the present invention;
[0029] Figure 4 It is a schematic structural diagram of the U-shaped plate in a rapid stamping and forming die for a hardware shell proposed by the present invention;
[0030] Figure 5 It is a schematic structural diagram of the cam in a rapid stamping and forming die for a hardware shell proposed by the present invention;
[0031] Figure 6 It is a schematic structural diagram of the upper die moving upward in a rapid stamping and forming die for a hardware shell proposed by the present invention;
[0032] Figure 7 It is a sectional view of a rapid stamping and forming die for a hardware shell proposed by the present invention;
[0033] Figure 8 It is a schematic structural diagram of the cam in a rapid stamping and forming die for a hardware shell proposed by the present invention.
[0034] In the figure: 1 base, 2 support columns, 3 lower die, 4 upper die, 5 guide rods, 6 mounting plate, 7 material frame, 8 hydraulic cylinder, 9 sleeve, 10 linkage rod, 11 rack plate, 12 spring, 13 fixed ring, 14 first vertical rod, 15 driving rod, 16 extension plate, 17 moving plate, 18 connecting plate, 19 gearbox, 20 first shaft, 21 second shaft, 22 second transmission belt, 23 first transmission belt, 24 support plate, 25 sleeve, 26 L-shaped pushing plate, 27 transmission gear, 28 one-way bearing, 29 U-shaped plate, 30 first transmission wheel, 31 reciprocating lead screw, 32 second transmission wheel, 33 transmission rod, 34 cam, 35 guide sleeve, 36 slider, 37 second chute, 38 first ejecting block, 39 second ejecting block, 40 second vertical rod, 41 baffle, 42 first chute, 43 die cavity, 44 stamping die. Specific embodiments
[0035] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with 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.
[0036] Referring to Figures 1-8 , a rapid stamping and forming die for a hardware shell, including a base 1, four support columns 2 are fixed on the base 1, an upper end of the four support columns 2 is fixed with a lower die 3, a die cavity 43 is provided on the lower die 3, an upper die 4 guided is provided above the lower die 3, a stamping die 44 is fixed to a bottom of the upper die 4, the stamping die cooperates with the die cavity 43, an aluminum alloy plate is placed in the die cavity 43, the upper die 4 drives the stamping die 44 to move downward and cooperate with the die cavity 43, and a notebook shell can be pressed.
[0037] For further explanation of the upper die 4: Four guide rods 5 are fixed to the lower die 3, the four guide rods 5 penetrate through the upper die 4 and are slidably connected thereto, an upper end of the four guide rods 5 is fixedly connected with a mounting plate 6, a hydraulic cylinder 8 is mounted on an upper end of the mounting plate 6, an output end of the hydraulic cylinder 8 is fixedly connected with a driving rod 15, the driving rod 15 is fixedly connected with an upper end of the upper die 4, and the guide rods 5 can guide the upper die 4 to ensure its stable movement.
[0038] A first ejecting block 38 and a second ejecting block 39 that can move upward and have different upward movement heights are slidably connected in the lower die 3, a first chute 42 and a second chute 37 are provided in the die cavity 43, the first ejecting block 38 and the second ejecting block 39 slide in the first chute 42 and the second chute 37 respectively, and a height of the second ejecting block 39 is greater than a height of the first ejecting block 38.
[0039] It further includes a driving assembly capable of driving the first ejector block 38 and the second ejector block 39 to move. The driving assembly includes two linkage rods 10 fixed to the bottom of the upper die 4. The linkage rods 10 penetrate through the lower die 3 and are slidably connected thereto. A moving plate 17 is fixed to the bottom of the two linkage rods 10. A sleeve 9 is fixed to the upper end of the moving plate 17. A first vertical rod 14 is slidably connected within the sleeve 9. A fixing ring 13 is fixed to the outer part of the first vertical rod 14. A spring 12 is fixed to the bottom of the fixing ring 13. The spring 12 is fixedly connected to the upper end of the sleeve 9 and is arranged with the spring 12 sleeved on the outer part of the first vertical rod 14.
[0040] The first vertical rod 14 penetrates through the lower die 3 and is fixedly connected to the bottom of the first ejector block 38. A second vertical rod 40 is fixed to the bottom of the second ejector block 39. The second vertical rod 40 penetrates through the lower die 3 and is slidably connected thereto. The second vertical rod 40 is fixed to the upper end of the moving plate 17.
[0041] A feeding mechanism is installed on one side of the base 1. The feeding mechanism includes a material frame 7 for containing metal plates and an L-shaped pushing plate 26 for driving the feeding of the metal plates in the material frame 7. The feeding mechanism further includes a U-shaped plate 29 fixed to the side wall of the lower die 3. An extension plate 16 is fixedly connected to the base 1. A support plate 24 is fixed to the upper end of the extension plate 16. A sleeve 25 capable of being driven to rotate by the moving plate 17 is provided through the support plate 24. A reciprocating lead screw 31 is connected in cooperation within the sleeve 25. The rotation of the sleeve 25 can cause the reciprocating lead screw 31 to reciprocate within the sleeve 25.
[0042] The reciprocating lead screw 31 is movably connected to the L-shaped pushing plate 26. A slider 36 is fixedly connected to the reciprocating lead screw 31. A guide sleeve 35 is provided on the L-shaped pushing plate 26. The slider 36 is slidably connected within the guide sleeve 35. An expansion link can be fixed between the slider 36 and the support plate 24 for guiding the slider 36, or other guiding structures, to ensure that the rotation of the sleeve 25 can cause the reciprocating lead screw 31 to reciprocate within the sleeve 25. The L-shaped pushing plate 26 is movably connected to the U-shaped plate 29 and can move up and down through the U-shaped plate 29.
[0043] A gearbox 19 is installed on the extension plate 16. A first shaft rod 20 and a second shaft rod 21 are respectively fixedly installed at the two shaft ends of the gearbox 19. A one-way bearing 28 is fixed to the first shaft rod 20. A transmission gear 27 is fixed to the one-way bearing 28. A connecting plate 18 is fixed to the moving plate 17. A rack plate 11 meshing with the transmission gear 27 is fixed to the connecting plate 18. The second shaft rod 21 penetrates through the support plate 24 and is rotatably connected thereto. A first transmission wheel 30 is fixed to both the sleeve 25 and the second shaft rod 21. The two first transmission wheels 30 are connected by a first transmission belt 23.
[0044] It further includes a driving mechanism for driving the L-shaped pushing plate 26 to move up and down. The driving mechanism includes a transmission rod 33 rotatably mounted on the support plate 24. Second transmission wheels 32 are fixed on both the transmission rod 33 and the second shaft rod 21. The two second transmission wheels 32 are connected by a second transmission belt 22. A cam 34 is fixed to the bottom of the transmission rod 33. The cam 34 abuts against the bottom of the L-shaped pushing plate 26. A baffle 41 capable of supporting the L-shaped pushing plate 26 is fixed to the bottom of the U-shaped plate 29. The transmission rod 33 passes through the baffle 41 and is rotatably connected thereto, thus also realizing the support of the transmission rod 33.
[0045] The first ejector block 38 ejects the metal shell, and the second ejector block 39 further pushes one side of the metal shell upward to make it inclined, completing the blanking. At the same time, the L-shaped pushing plate 26 pushes the metal plate in the material frame 7 for feeding. Then the L-shaped pushing plate 26 moves downward, and the metal plate in the material frame 7 moves downward due to gravity. After the L-shaped pushing plate 26 is completely reset, the L-shaped pushing plate 26 moves upward to face the metal plate.
[0046] When the present invention is in use, the staff places the aluminum alloy plate in the material frame 7. Due to the gravity of the aluminum alloy plate, the lowermost aluminum alloy plate abuts against the upper end of the U-shaped plate 29;; In order to reduce the friction between the aluminum alloy plates and avoid scratches, the aluminum alloy plates need to be sprayed with oil, so that an oil film is formed on the aluminum alloy plates.
[0047] The hydraulic cylinder 8 works to drive the drive rod 15, the upper die 4 and the pressing die 44 to move upward. At the same time, it drives the linkage rod 10 and the moving plate 17 to move upward. The upward movement of the moving plate 17 drives the sleeve 9 and the second vertical rod 40 to move upward. The upward movement of the sleeve 9 drives the spring 12, the fixed ring 13 and the first vertical rod 14 to move upward. Driven by the first vertical rod 14 and the second vertical rod 40, the first ejector block 38 and the second ejector block 39 can be driven to move upward, so that the pressed notebook shell can be ejected from the die cavity 43, realizing material taking without manual participation and not easily causing scratches on the shell.
[0048] As the fixed ring 13 moves upward, the fixed ring 13 abuts against the bottom of the lower die 3. At this time, the upper end of the first ejector block 38 is flush with the upper end of the lower die 3;; Since the fixed ring 13 abuts against the bottom of the lower die 3, the first vertical rod 14 cannot move upward. As the linkage rod 10 is driven to continue moving upward, the sleeve 9 will squeeze the spring 12 to compress it, and relative movement occurs between the sleeve 9 and the first vertical rod 14; The second vertical rod 40 drives the second ejector block 39 to continue moving upward, so that the notebook shell can be further pushed upward from the bottom on one side, making the notebook shell inclined and separating from the first ejector block 38 and the second ejector block 39 due to gravity. After the blanking work after taking the material is completed in this way, a conveyor belt or the like can be arranged on one side of the lower die 3 for conveying and receiving the ejected notebook shell, and it can be conveyed for further processing.
[0049] Correspondingly, a protective pad can be fixed on the lower die 3 for protecting the notebook housing after extrusion to avoid collision damage.
[0050] The moving plate 17 moves to drive the connecting plate 18 and the rack plate 11 to move upward. The upward movement of the rack plate 11 drives the transmission gear 27 to rotate. Under the transmission of the one-way bearing 28, the transmission gear 27 idles and cannot drive the first shaft rod 20 to rotate.
[0051] After the material taking and discharging operations are completed, the hydraulic cylinder 8 drives the driving rod 15 and the upper die 4 to move downward, thereby driving the linkage rod 10 and the moving plate 17 to move downward. The downward movement of the moving plate 17 drives the rack plate 11 to move downward, and further drives the transmission gear 27 to rotate. Under the transmission of the one-way bearing 28, the first shaft rod 20 rotates. Through the transmission of the gearbox 19, the second shaft rod 21 rotates rapidly. The rotation of the second shaft rod 21 drives the first transmission wheel 30 to rotate. Under the transmission of the first transmission belt 23, the sleeve 25 rotates. The rotation of the sleeve 25 causes the reciprocating lead screw 31 to move. The movement of the reciprocating lead screw 31 drives the slider 36, the guide sleeve 35, and the L-shaped pushing plate 26 to move. The L-shaped pushing plate 26 moves to push the lowermost aluminum alloy plate to move. When the reciprocating lead screw 31 pushes the L-shaped pushing plate 26 to move to the maximum distance, the aluminum alloy plate falls into the die groove 43 at this time, thus realizing feeding.
[0052] The thickness of the L-shaped pushing plate 26 is the same as that of the aluminum alloy plate. Therefore, after pushing the lowermost aluminum alloy plate to move, the upper aluminum alloy plate will abut against the L-shaped pushing plate 26, and the L-shaped pushing plate 26 can support it.
[0053] It should be noted that the rotation of the second shaft rod 21 drives the second transmission wheel 32 to rotate. Under the transmission of the second transmission belt 22, the transmission rod 33 and the cam 34 rotate. The convex part of the cam 34 abuts against the bottom of the L-shaped pushing plate 26 to support it, so that the L-shaped pushing plate 26 is opposite to the lowermost aluminum alloy plate; the friction between the L-shaped pushing plate 26 and the cam 34 can be reduced. Ball bearings can be installed outside the cam 34, so that the friction between the L-shaped pushing plate 26 and the cam 34 is rolling friction, reducing wear and making the movement smoother.
[0054] Among them, the sizes of the two second transmission wheels 32 are different. The second transmission wheel 32 located on the transmission rod 33 is of large size. Therefore, a speed difference will be formed between the two, and the purpose is to make the transmission rod 33 rotate slowly.
[0055] Immediately afterwards, the reciprocating lead screw 31 drives the L-shaped pushing plate 26 to move back. When the L-shaped pushing plate 26 is opposite to the vacant part on the U-shaped plate 29, at this time, the concave part of the cam 34 rotates to be opposite to the L-shaped pushing plate 26. Under the gravity of the L-shaped pushing plate 26 and the aluminum alloy plate, the aluminum alloy plate abuts against the upper end of the U-shaped plate 29 again, completing the state of preparing for feeding.
[0056] When the L-shaped push plate 26 moves away from below the aluminum alloy plate, the protruding part of the cam 34 at this time drives the L-shaped push plate 26 to move upward again and face the lowermost aluminum alloy plate, so as to facilitate subsequent feeding.
[0057] In this way, damage to the aluminum alloy plate and the L-shaped push plate 26 is avoided, realizing the protection of materials and equipment; the specific reason is as follows: If the L-shaped push plate 26 moves on the U-shaped plate 29, when the L-shaped push plate 26 moves and separates from the aluminum alloy plate located in the material frame 7, as the contact area between the L-shaped push plate 26 and the aluminum alloy plate becomes smaller and smaller, the ability to support the aluminum alloy plate also gradually decreases. Finally, one side of the aluminum alloy plate first abuts against the upper end of the U-shaped plate 29, that is, the aluminum alloy plate tilts, which will not only cause damage and deformation of the aluminum alloy plate, resulting in waste of the plate, but also cause damage to the L-shaped push plate 26 due to extrusion; while the present application realizes feeding, it also realizes the protection of materials and the L-shaped push plate 26.
[0058] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution of the present invention and its inventive concept, makes equivalent substitutions or changes, and should be covered by the protection scope of the present invention.
Claims
1. A rapid stamping and forming die for a hardware shell, comprising a base (1), characterized in that, Four support columns (2) are fixed on the base (1). The upper ends of the four support columns (2) are fixed with a lower die (3). A die groove (43) is provided on the lower die (3). An upper die (4) guided is provided above the lower die (3). A pressing die (44) is fixed to the bottom of the upper die (4). A first ejector block (38) and a second ejector block (39) that can move upward with different upward moving heights are slidably connected in the lower die (3). A feeding mechanism is installed on one side of the base (1). The feeding mechanism includes a material frame (7) for containing metal plates and an L-shaped pushing plate (26) for driving the feeding of the metal plates in the material frame (7). The first ejector block (38) ejects the hardware shell, and the second ejector block (39) continues to push one side of the hardware shell upward to make it inclined to complete the blanking. At the same time, the L-shaped pushing plate (26) pushes the metal plate in the material frame (7) for feeding. Then the L-shaped pushing plate (26) moves downward, and the metal plate in the material frame (7) moves downward due to gravity. After the L-shaped pushing plate (26) is completely reset, the L-shaped pushing plate (26) moves upward to face the metal plate.
2. The rapid stamping and forming die for a hardware shell according to claim 1, characterized in that, Four guide rods (5) are fixed to the lower die (3). The four guide rods (5) penetrate the upper die (4) and are slidably connected thereto. The upper ends of the four guide rods (5) are fixedly connected with a mounting plate (6). A hydraulic cylinder (8) is installed at the upper end of the mounting plate (6). The output end of the hydraulic cylinder (8) is fixedly connected with a driving rod (15). The driving rod (15) is fixedly connected with the upper end of the upper die (4).
3. A rapid stamping and forming die for a hardware housing, characterized in that, A first chute (42) and a second chute (37) are provided in the die groove (43). The first ejector block (38) and the second ejector block (39) slide in the first chute (42) and the second chute (37) respectively. The height of the second ejector block (39) is greater than the height of the first ejector block (38).
4. A rapid stamping and forming die for a hardware shell according to claim 3, wherein It further includes a driving component capable of driving the first ejector block (38) and the second ejector block (39) to move. The driving component includes two linkage rods (10) fixed to the bottom of the upper die (4). The linkage rods (10) penetrate the lower die (3) and are slidably connected thereto. The bottoms of the two linkage rods (10) are fixed with a moving plate (17). A sleeve (9) is fixed to the upper end of the moving plate (17). A first vertical rod (14) is slidably connected in the sleeve (9). The first vertical rod (14) penetrates the lower die (3) and is fixedly connected to the bottom of the first ejector block (38). A second vertical rod (40) is fixed to the bottom of the second ejector block (39). The second vertical rod (40) penetrates the lower die (3) and is slidably connected thereto. The second vertical rod (40) is fixed to the upper end of the moving plate (17).
5. A rapid stamping and forming die for a hardware shell according to claim 4, characterized in that, A fixing ring (13) is fixed to the outside of the first vertical rod (14). A spring (12) is fixed to the bottom of the fixing ring (13). The spring (12) is fixedly connected to the upper end of the sleeve (9), and the spring (12) is sleeved on the outside of the first vertical rod (14).
6. A rapid stamping and forming die for a hardware shell according to claim 4, characterized in that, The feeding mechanism further includes a U-shaped plate (29) fixed to the side wall of the lower die (3). An extension plate (16) is fixedly connected to the base (1). A support plate (24) is fixed to the upper end of the extension plate (16). A sleeve (25) that can be driven to rotate by the moving plate (17) is provided through the support plate (24). A reciprocating lead screw (31) is fitted and connected inside the sleeve (25). The reciprocating lead screw (31) is movably connected to an L-shaped pushing plate (26). The L-shaped pushing plate (26) is movably connected to the U-shaped plate (29) and can move up and down through the U-shaped plate (29).
7. A rapid stamping and forming die for a hardware shell according to claim 6, characterized in that A gearbox (19) is installed on the extension plate (16). A first shaft rod (20) and a second shaft rod (21) are respectively and fixedly installed at the two shaft ends of the gearbox (19). A one-way bearing (28) is fixed on the first shaft rod (20). A transmission gear (27) is fixed on the one-way bearing (28). A connecting plate (18) is fixed on the moving plate (17). A rack plate (11) meshing with the transmission gear (27) is fixed on the connecting plate (18). The second shaft rod (21) penetrates through the support plate (24) and is rotatably connected thereto. First transmission wheels (30) are fixed on both the sleeve (25) and the second shaft rod (21). The two first transmission wheels (30) are connected by a first transmission belt (23).
8. A rapid stamping and forming die for a hardware shell according to claim 7, characterized in that, It further includes a driving mechanism for driving the L-shaped pushing plate (26) to move up and down. The driving mechanism includes a transmission rod (33) rotatably installed on the support plate (24). Second transmission wheels (32) are fixed on both the transmission rod (33) and the second shaft rod (21). The two second transmission wheels (32) are connected by a second transmission belt (22). A cam (34) is fixed to the bottom of the transmission rod (33). The cam (34) abuts against the bottom of the L-shaped pushing plate (26).
9. A rapid stamping and forming die for a hardware shell according to claim 8, characterized in that, A slider (36) is fixedly connected to the reciprocating lead screw (31). A guide sleeve (35) is provided on the L-shaped pushing plate (26). The slider (36) is slidably connected inside the guide sleeve (35).
10. A rapid stamping and forming die for a hardware shell according to claim 9, characterized in that, A baffle (41) capable of supporting the L-shaped pushing plate (26) is fixed to the bottom of the U-shaped plate (29). The transmission rod (33) penetrates through the baffle (41) and is rotatably connected thereto.
Citation Information
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