Flying shear blade
By designing flying blades with a specific shear structure and material, the problem of flying blades in existing technologies can only be cut on round steel cutting. The accuracy of the workpiece and the life of the cutting blade.
Patent Information
- Application Number
- CN202420951725.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-06
- Publication Date
- 2025-01-28
- Estimated Expiration
- 2034-05-06
AI Technical Summary
The existing fly shear blades can only shear the round steel, which is inconvenient for the other side to shear, limiting its scope of use and reducing its practicality.
A flying cut blade is designed. Its cut blade into a line slope, the angle of the angle is 120 degrees, the surface is opened with a shear cutting hole, the material is 5CR4W5MOV, which improves the hardness through thermal treatment. The transporthole and bolt holes can be lifted and fixed.
The flying cut blade can effectively cut round steel and square steel, reduce the deformation and distortion of the material, improve the flatness and accuracy of the workpiece, extend the life of the cutting blade, reduce production costs, and simplify the operation process.
Smart Images
Figure CN222403726U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of cutting metal mechanical processing, in particular to a flying shear blade. Background Art
[0002] As the downstream processing market has increased its requirements for medium and small-sized special steel round steel products in recent years, the trend is increasingly towards zero surface defects, high-precision dimensional tolerances, diversified specifications, and cost and process reduction.
[0003] Rod line 3 mainly produces round steel, further improve the product grade of the bar production line, and gradually transition the bar products to the direction of high technology, high quality and high added value. However, the existing flying shear blade can only shear round steel, but is not convenient for shearing square steel, which limits the use scope of the shear blade, making it only play a role in shearing round steel, reducing the practicality of the flying shear blade. Therefore, there is an urgent need for a flying shear blade that can perform mixed shearing of round steel and square steel to meet the use needs. Utility Model Content
[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a flying shear blade which can solve the problem that the existing flying shear blade can only be used to shear round steel but is not convenient for shearing square steel, which limits the scope of use of the shear blade and makes it only work when shearing round steel, thereby reducing the practicability of the flying shear blade.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a flying shear blade, including a flying shear blade body, the flying shear blade body is made of 5Cr4W5MoV, the shearing end of the flying shear blade body is provided with a shear blade, and the surface of the shear blade is provided with a shear blade shearing hole, wherein the shear blade has a linear slope, the angle of the shear blade is 120 degrees, the radius of the shear blade shearing hole is 74.5 mm, and the shear blade shearing hole can reduce the deformation and distortion of the material during the shearing process, so that the workpiece after shearing is flatter and smoother.
[0006] Preferably, the left and right ends of the flying shear blade body are respectively provided with lifting holes, and the surfaces of the lifting holes are provided with threads.
[0007] Preferably, a first bolt hole and a second bolt hole are provided on the surface of the flying shear blade body, and the first bolt hole and the second bolt hole are connected.
[0008] Compared with the prior art, the beneficial effects of the utility model are:
[0009] (1) The shear blade of the flying shear can be heat treated to improve its hardness, thereby enhancing its wear resistance, extending the service life of the shear blade, reducing the replacement frequency, and reducing production costs. The inclination of the shear blade can change the way and angle of cutting into the material, thereby increasing the linear contact area between the shear blade and the material, improving the shearing efficiency and shearing quality, avoiding steel sticking during the shearing process, and reducing the load of the shear blade during the shearing process. The shearing hole of the shear blade can reduce the deformation and distortion of the material during the shearing process, making the workpiece after shearing more flat and smooth, improving the accuracy and quality of the workpiece, and at the same time, reducing the load of the shearing hole of the shear blade and improving the shearing efficiency.
[0010] (2) The arrangement of the lifting holes of the flying shear blade enables lifting equipment (such as a hook, a lifting belt, etc.) to pass through the holes, and easily lift and move the flying shear blade body, thereby facilitating the replacement, maintenance or installation of the flying shear blade body, simplifying the operation process, improving work efficiency, and reducing the difficulty and risk of manual handling.
[0011] (3) The shearing blade of the flying shear is used in conjunction with the lifting hole through the first bolt hole and the second bolt hole. The shearing blade body of the flying shear is fixed to the corresponding equipment or frame through fasteners such as bolts and pins. This ensures that the shearing blade maintains a stable and accurate position during operation, thereby improving the shearing quality and efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] The utility model is further described below in conjunction with the accompanying drawings and embodiments:
[0013] Figure 1 This is a schematic diagram of the structure of a flying shear blade of the utility model;
[0014] Figure 2 This is a schematic diagram of the first bolt hole of the utility model;
[0015] Figure 3 This is a schematic diagram of the front view of the shear blade body of the flying shear of the utility model;
[0016] Figure 4 It is a schematic diagram of the left side view of the shear blade body of the flying shear of the utility model.
[0017] Figure numerals: 1. flying shear blade body; 2. shear blade; 3. thread; 4. lifting hole; 5. first bolt hole; 6. second bolt hole; 7. shear blade shear hole. DETAILED DESCRIPTION
[0018] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.
[0019] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and 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 operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.
[0020] In the description of the present utility model, "greater than", "less than", "exceed" etc. are understood as not including the number itself, and "above", "below", "within" etc. are understood as including the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.
[0021] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.
[0022] See also Figure 1-4 The utility model provides a technical solution: a flying shear blade, comprising a flying shear blade body 1, the flying shear blade body 1 is made of 5Cr4W5MoV, and the flying shear blade body 1 is heat treated by annealing, quenching, normalizing and tempering lamp heat treatment processes, and the heat treatment hardness reaches HRC52-54, and the weight is controlled at 46.8Kg;
[0023] The shearing end of the flying shear blade body 1 is provided with a shearing blade 2, and a shearing blade shearing hole 7 is opened on the surface of the shearing blade 2, wherein the shearing blade 2 is linearly inclined, and the angle of the shearing blade 2 is 120 degrees. The inclination of the shearing blade 2 can change the way and angle of cutting into the material, thereby increasing the linear contact area between the shearing blade 2 and the material, improving the shearing efficiency and shearing quality, avoiding steel sticking to the shear during the shearing process, reducing the load of the shearing blade during the shearing process, and reducing the cost of subsequent grinding;
[0024] Through heat treatment, the hardness of the shear blade 2 can be improved, thereby enhancing its wear resistance, extending the service life of the shear blade 2, reducing the replacement frequency, and reducing production costs.
[0025] The radius of the shearing hole 7 of the shearing blade is 74.5 mm. The shearing hole 7 of the shearing blade can reduce the deformation and distortion of the material during the shearing process, making the workpiece after shearing more flat and smooth, improving the accuracy and quality of the workpiece, and at the same time, reducing the load of the shearing hole 7 of the shearing blade, improving the shearing efficiency, and facilitating The round steel can be sheared, which is convenient for sharing round steel and square steel, and improves the practicality of the flying shear blade body 1.
[0026] Lifting holes 4 are respectively provided at the left and right ends of the flying shear blade body 1, and threads 3 are provided on the surfaces of the lifting holes 4. The setting of the lifting holes 4 enables lifting equipment (such as hooks, lifting belts, etc.) to pass through the holes, and easily lift and move the flying shear blade body 1, which is convenient for replacement, maintenance or installation of the flying shear blade body 1, can simplify the operation process, improve work efficiency, and reduce the difficulties and risks of manual handling.
[0027] A first bolt hole 5 and a second bolt hole 6 are provided on the surface of the flying shear blade body 1, and the first bolt hole 5 and the second bolt hole 6 are connected to each other. The first bolt hole 5 and the second bolt hole 6 are used in conjunction with the lifting hole 4, and the flying shear blade body is fixed to the corresponding equipment or frame by fasteners such as bolts and pins. This can ensure that the shear blade maintains a stable and accurate position during operation, thereby improving the shearing quality and efficiency.
[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.
Claims
1. A flying shear blade, characterized in that: The flying shear blade body (1) comprises a flying shear blade body (1) made of 5Cr4W5MoV, a shear blade (2) is arranged at the shearing end of the flying shear blade body (1), and a shear blade shearing hole (7) is opened on the surface of the shear blade (2), wherein the shear blade (2) has a linear slope, the included angle of the shear blade (2) is 120 degrees, the radius of the shear blade shearing hole (7) is 74.5 mm, and the shear blade shearing hole (7) can reduce the deformation and distortion of the material during the shearing process, so that the workpiece after shearing is more flat and smooth.
2. A flying shear blade according to claim 1, characterized in that: The left and right ends of the flying shear blade body (1) are respectively provided with lifting holes (4), and the surfaces of the lifting holes (4) are provided with threads (3).
3. The flying shear blade according to claim 1, characterized in that: A first bolt hole (5) and a second bolt hole (6) are provided on the surface of the flying shear blade body (1); the first bolt hole (5) and the second bolt hole (6) are connected.