Hexagon nut punch forming device
By designing a hexagon nut stamping forming device with a simple structure, using hydraulic cylinders and limiting mechanisms to achieve precise stamping, the problems of traditional equipment complexity and low molding accuracy are solved, and the production efficiency and material utilization are improved.
Patent Information
- Application Number
- CN202421365252.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-14
- Publication Date
- 2025-03-25
- Estimated Expiration
- 2034-06-14
AI Technical Summary
The traditional hexagon nut stamping and forming equipment has complex structure, high maintenance and operation difficulty, low molding accuracy, and low material utilization, resulting in extended production costs and cycles.
A hexagon nut stamping forming device is designed to transmit power to the stamping plate through the telescopic action of the hydraulic cylinder, so that the stamping plate can drive the first punch and the second punch downward, and accurately stamp the nut sheet. At the same time, a first limiting mechanism and a second limiting mechanism are provided to prevent the nut sheet from moving or deflecting, and to improve molding accuracy and material utilization.
The accurate geometric shape and dimension forming of hexagon nuts is achieved, forming precision and material utilization are improved, and production costs and cycles are reduced.
Smart Images
Figure CN222659825U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of nut production equipment, in particular to a hexagonal nut stamping and forming device. Background Art
[0002] As a common fastener, hexagonal nuts are widely used in industrial production. The traditional hexagonal nut stamping process usually includes multiple steps, such as cutting, stamping, forming and finishing. These steps often require multiple different equipment and tools to complete, which not only increases production costs, but also prolongs the production cycle. In the existing technology, the traditional stamping equipment has a complex structure and requires multiple components to work together, which increases the difficulty of maintenance and operation. In addition, the hexagonal nuts after forming may have problems such as inaccurate size or irregular shape. At the same time, during the stamping process, the utilization rate of materials is not high, resulting in material waste and increased costs.
[0003] Based on the above situation, the utility model proposes a hexagonal nut stamping and forming device, which can effectively solve the above problems. Utility Model Content
[0004] The purpose of the utility model is to provide a hexagonal nut stamping and forming device. The utility model provides a hexagonal nut stamping and forming device with a simple structure. The telescopic action of the hydraulic cylinder transmits power to the stamping plate through the connecting plate, so that the stamping plate drives the first punch and the second punch below to move downward, and accurately stamps the nut plate placed in the stamping die set. The first punch and the second punch correspond to the cylindrical inner hole and the regular hexagonal prism shape of the hexagonal nut respectively, ensuring that the nut after stamping has an accurate geometric shape and size. At the same time, by setting the first limiting mechanism and the second limiting mechanism, when the first punch and the second punch are stamping the nut plate, the forming defects caused by the movement or deviation of the nut plate are prevented, and the utilization rate of the nut plate is also increased, and the production cost is reduced.
[0005] The utility model is realized by the following technical solutions:
[0006] A hexagonal nut stamping forming device comprises a bottom plate, two sides of the bottom of the bottom plate are fixedly connected to a base, the base is fixedly connected to a top plate through a connecting column, the top of the top plate is fixedly connected to a hydraulic cylinder, the telescopic end of the hydraulic cylinder passes through the top plate and is fixedly connected to a connecting plate, the connecting plate is fixedly connected to the top of the stamping plate, two sides of the bottom of the stamping plate are fixedly connected to a first cylindrical punch and a second regular hexagonal prism-shaped punch; the top of the bottom plate is fixedly connected to a stamping die set, the stamping die set comprises a lower die seat and an upper die seat, the lower die seat is provided with a first punching hole located directly below the first punch, and a second punching hole located directly below the second punch; the front and rear sides of the lower die seat are fixedly connected to fixed plates, a channel for the nut plate to pass through is formed between the two fixed plates, and one of the fixed plates is provided with a first limiting mechanism; the top of the fixed plate is fixedly connected to an upper die seat, and the upper die seat is fixedly connected to a second limiting mechanism.
[0007] According to the above technical scheme, as a further preferred technical scheme of the above technical scheme, the first limiting mechanism includes an L-shaped limiting plate, the limiting plate is slidably connected to the fixed plate, and a fixing bolt passes through one side of the limiting plate, the fixing bolt is threadedly connected to the upper mold base, and a spring is sleeved on the outside of the fixing bolt, and the two ends of the spring are respectively fixedly connected to the gasket and the bolt head of the fixing bolt.
[0008] According to the above technical solution, as a further preferred technical solution of the above technical solution, the second limiting mechanism includes a limiting column, the top of which passes through the upper mold base and is fixedly connected to the mounting block, and the mounting block is fixedly connected to the upper mold base.
[0009] According to the above technical solution, as a further preferred technical solution of the above technical solution, the upper die base is provided with a first through hole for the first punch to pass through, and a second through hole for the second punch to pass through.
[0010] According to the above technical solution, as a further preferred technical solution of the above technical solution, the bottom of one side of the fixed plate is fixedly connected to the feed plate, and the feed plate abuts against one side of the lower mold base.
[0011] According to the above technical solution, as a further preferred technical solution of the above technical solution, the bottom plate is provided with a first discharge hole located directly below the first punching hole, and a second discharge hole located directly below the second punching hole.
[0012] Compared with the prior art, the utility model has the following advantages and beneficial effects:
[0013] The utility model provides a hexagonal nut stamping and forming device with a simple structure. The telescopic action of the hydraulic cylinder transmits power to the stamping plate through the connecting plate, so that the stamping plate drives the first punch and the second punch below to move downward, and accurately stamps the nut plate placed in the stamping die set. The first punch and the second punch correspond to the cylindrical inner hole and the regular hexagonal prism shape of the hexagonal nut respectively, ensuring that the nut after stamping has an accurate geometric shape and size. At the same time, by setting the first limiting mechanism and the second limiting mechanism, when the first punch and the second punch are stamping the nut plate, the forming defects caused by the movement or offset of the nut plate are prevented, and the utilization rate of the nut plate is increased, and the production cost is reduced. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a main schematic diagram of the utility model;
[0015] Figure 2 It is a schematic diagram of the overall structure of the utility model;
[0016] Figure 3 It is a schematic diagram of the internal structure of the utility model;
[0017] Figure 4 This is a schematic diagram of the structure of the punching die set of the utility model;
[0018] Figure 5 for Figure 4 Schematic diagram of the structure without upper die base;
[0019] Figure 6 for Figure 5 Schematic diagram of the structure of a plate without a nut. DETAILED DESCRIPTION
[0020] In order to enable those skilled in the art to better understand the technical solution of the utility model, the preferred implementation scheme of the utility model is described below in conjunction with specific embodiments. However, it should be understood that the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent. In order to better illustrate this embodiment, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product. For those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted. The positional relationship described in the drawings is only used for illustrative purposes and cannot be understood as a limitation on this patent.
[0021] A hexagonal nut stamping and forming device, comprising a bottom plate 1, the bottom two sides of the bottom of the bottom plate 1 are respectively fixedly connected with a base 2, the base 2 is fixedly connected with a top plate 4 through a connecting column 3, the top of the top plate 4 is fixedly connected with a hydraulic cylinder 5, the telescopic end of the hydraulic cylinder 5 passes through the top plate 4 and is fixedly connected with a connecting plate 6, the connecting plate 6 is fixedly connected to the top of a stamping plate 7, the bottom two sides of the stamping plate 7 are respectively fixedly connected with a first cylindrical punch 8 and a second hexagonal prism-shaped punch 9; the top of the bottom plate 1 is fixedly connected to a stamping die set The stamping die set includes a lower die base 10 and an upper die base 17. The lower die base 10 is provided with a first punch hole 11 located directly below the first punch 8, and a second punch hole 12 located directly below the second punch 9; the front and rear sides of the lower die base 10 are respectively fixedly connected with fixed plates 13, and a channel 15 for the nut plate 14 to pass through is formed between the two fixed plates 13, and one of the fixed plates 13 is provided with a first limiting mechanism 16; the top of the fixed plate 13 is fixedly connected with an upper die base 17, and the upper die base 17 is fixedly connected with a second limiting mechanism 18.
[0022] The telescopic action of the hydraulic cylinder 5 of the utility model transmits power to the stamping plate 7 through the connecting plate 6, so that the stamping plate drives the first punch 8 and the second punch 9 below to move downward, and accurately stamps the nut plate 14 placed in the stamping die set. The first punch 8 and the second punch 9 correspond to the cylindrical inner hole and the regular hexagonal prism shape of the hexagonal nut respectively, ensuring that the nut after stamping has an accurate geometric shape and size.
[0023] Furthermore, in another embodiment, the first limiting mechanism 16 includes an L-shaped limiting plate 161, the limiting plate 161 is slidably connected to the fixed plate 13, and a fixing bolt 162 passes through one side of the limiting plate 161, the fixing bolt 162 is threadedly connected to the upper mold base 17, and a spring 163 is sleeved on the outer side of the fixing bolt 162, and the two ends of the spring 163 are respectively fixedly connected to the gasket 164 and the bolt head of the fixing bolt 162.
[0024] By setting up the first limiting mechanism 16, under the interaction of the limiting plate 161, the fixing bolt 162, the spring 163 and the gasket 164, by tightening the fixing bolt, the limiting clamping plate can be moved inward, so that the limiting plate can press against the nut plate 14, preventing the nut plate 14 from deflecting and shaking during the stamping process, thereby ensuring the stability of the forming quality.
[0025] Furthermore, in another embodiment, the second limiting mechanism 18 includes a limiting column 181 , the top of which passes through the upper die base 17 and is fixedly connected to a mounting block 182 , and the mounting block 182 is fixedly connected to the upper die base 17 .
[0026] By setting the second limiting mechanism 18, with the cooperation of the limiting column 181 and the mounting block 182, the positioning accuracy of the nut plate 14 during the stamping process is increased. When the first punch 8 and the second punch 9 stamp the nut plate 14, forming defects caused by movement or deviation of the nut plate 14 are prevented, thereby increasing the utilization rate of the nut plate and reducing the production cost.
[0027] Furthermore, in another embodiment, the upper die base 17 is provided with a first through hole 171 for the first punch 8 to pass through, and a second through hole 172 for the second punch 9 to pass through.
[0028] Furthermore, in another embodiment, a bottom of one side of the fixing plate 13 is fixedly connected to a feed plate 19 , and the feed plate 19 abuts against one side of the lower die base 10 .
[0029] By providing the feed plate 19 , a stable feed platform is provided for the nut plate 14 .
[0030] Furthermore, in another embodiment, the bottom plate 1 is provided with a first discharge hole 101 located directly below the first punching hole 11 , and a second discharge hole 102 located directly below the second punching hole 12 .
[0031] By providing the first discharge hole 101 and the second discharge hole 102 on the bottom plate 1 , the formed hexagonal nut provides an effective discharge channel.
[0032] The working principle of one embodiment of the utility model is as follows:
[0033] First, the telescopic action of the hydraulic cylinder 5 transmits power to the stamping plate 7 through the connecting plate 6, so that the stamping plate drives the first punch 8 and the second punch 9 below to move downward, and accurately stamps the nut plate 14 placed in the stamping die set. The first punch 8 and the second punch 9 correspond to the cylindrical inner hole and the regular hexagonal prism shape of the hexagonal nut, respectively, to ensure that the nut has an accurate geometric shape and size after stamping. The stamping die set consists of a lower die base 10 and an upper die base 17, wherein the lower die base 10 is provided with a first punch hole 11 and a second punch hole 12 corresponding to the punch, so as to guide the punch to accurately enter the plate for forming. The channel 15 formed between the fixed plates 13 and the first limiting mechanism 16 and the second limiting mechanism 18 work together to ensure the stable positioning of the plate during the stamping process, prevent displacement, and thus improve the forming accuracy. The feed plate 19 is located on one side of the fixed plate 13, abutting against the lower die base 10, and guiding the plate to smoothly enter the stamping area. After the stamping is completed, the formed hexagonal nuts are automatically discharged through the discharge holes 101 and 102 on the bottom plate 1, realizing continuous automatic production, greatly improving production efficiency and reducing manual intervention, while reducing material waste and production costs.
[0034] According to the description and drawings of the utility model, a person skilled in the art can easily manufacture or use a hexagonal nut stamping and forming device of the utility model, and can produce the positive effects recorded in the utility model.
[0035] Unless otherwise specified, in the present invention, the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicating orientation or positional relationships are based on the orientation or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, the terms describing the orientation or positional relationship in the present invention are only used for illustrative purposes and cannot be understood as limitations on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood in conjunction with the drawings and according to specific circumstances.
[0036] Unless otherwise specified and limited, in the present invention, the terms "disposed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0037] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Any simple modification or equivalent changes made to the above embodiments based on the technical essence of the present invention shall fall within the protection scope of the present invention.
Claims
1. A hexagonal nut stamping and forming device, characterized in that: The invention comprises a bottom plate (1), wherein two sides of the bottom of the bottom plate (1) are respectively fixedly connected to a base (2), the base (2) is fixedly connected to a top plate (4) via a connecting column (3), the top of the top plate (4) is fixedly connected to a hydraulic cylinder (5), the telescopic end of the hydraulic cylinder (5) passes through the top plate (4) and is fixedly connected to a connecting plate (6), the connecting plate (6) is fixedly connected to the top of a stamping plate (7), and two sides of the bottom of the stamping plate (7) are respectively fixedly connected to a first punch (8) in the shape of a cylindrical column and a second punch (9) in the shape of a regular hexagonal prism; the top of the bottom plate (1) is fixedly connected to a stamping die set, the stamping die set comprising: The invention comprises a lower die base (10) and an upper die base (17), wherein the lower die base (10) is provided with a first punch hole (11) located directly below the first punch (8), and a second punch hole (12) located directly below the second punch (9); the front and rear sides of the lower die base (10) are respectively fixedly connected with fixing plates (13), a channel (15) for the nut plate (14) to pass through is formed between the two fixing plates (13), and one of the fixing plates (13) is provided with a first limiting mechanism (16); the top of the fixing plate (13) is fixedly connected with an upper die base (17), and the upper die base (17) is fixedly connected with a second limiting mechanism (18).
2. A hexagonal nut punching and forming device according to claim 1, characterized in that: The first limiting mechanism (16) comprises an L-shaped limiting plate (161), the limiting plate (161) is slidably connected to the fixing plate (13), and a fixing bolt (162) passes through one side of the limiting plate (161), the fixing bolt (162) is threadedly connected to the upper die seat (17), and a spring (163) is sleeved on the outer side of the fixing bolt (162), and the two ends of the spring (163) are respectively fixedly connected to the gasket (164) and the bolt head of the fixing bolt (162).
3. A hexagonal nut punching and forming device according to claim 1, characterized in that: The second limiting mechanism (18) comprises a limiting column (181), the top of which passes through the upper die base (17) and is fixedly connected to a mounting block (182), and the mounting block (182) is fixedly connected to the upper die base (17).
4. A hexagonal nut punching and forming device according to claim 1, characterized in that: The upper die seat (17) is provided with a first through hole (171) for the first punch (8) to pass through, and a second through hole (172) for the second punch (9) to pass through.
5. A hexagonal nut punching and forming device according to claim 1, characterized in that: The bottom of one side of the fixed plate (13) is fixedly connected to a feed plate (19), and the feed plate (19) abuts against one side of the lower die base (10).
6. A hexagonal nut punching and forming device according to claim 1, characterized in that: The bottom plate (1) is provided with a first discharge hole (101) located directly below the first punch hole (11), and a second discharge hole (102) located directly below the second punch hole (12).