Quick release structure of upper concave shear blade

Abstract

The utility model discloses a quick release structure of an upper concave shear blade, and relates to the technical field of metal plate shearing. Connecting plates are symmetrically arranged on the two sides of the upper mounting seat, supporting bases are symmetrically arranged on the two sides of the lower mounting seat, first hydraulic cylinders are arranged on the upper surfaces of the supporting bases, the output ends of the first hydraulic cylinders are fixedly connected with the connecting plates, a tool holder is arranged on one side of the upper surface of the lower mounting seat, and a notch is formed in the tool holder. Limiting blocks are arranged on the two sides of the notch, and a lower shear blade is clamped by the tool holder. Third hydraulic cylinders are arranged on the upper mounting base and the lower mounting base and retract to drive a third fixing plate and a fixing column, and after the fixing column retracts from a second fixing hole, the third hydraulic cylinders on the two sides of the upper mounting base descend an upper shear blade through supporting plates fixed to the output ends of the third hydraulic cylinders. Second hydraulic cylinders on the two sides of the lower mounting base lift the lower shear blade upwards through limiting plates and limiting columns fixed to the output ends of the second hydraulic cylinders.

Description

Technical Field

[0001] The utility model belongs to the technical field of metal plate shearing, in particular to a quick-disassembly structure of an upper concave shearing blade. Background Art

[0002] Shearing machine is a kind of machine tool. It adopts hydraulic drive, reliable safety performance, easy operation, no need to install screws at the bottom, and diesel engine can be used as power in places without power supply. Shearing machine is suitable for metal recycling processing plants, scrap car dismantling sites, smelting and casting industries, and can cold-cut various shapes of steel and various metal materials.

[0003] The shear blade of a traditional shearing machine is used to shear metal plates for a long time, and the shear blade is easily damaged and needs to be replaced regularly. There are multiple mounting holes on the side of the shear blade, and each mounting hole is an independent part that needs to be installed manually. The process is relatively complicated. At the same time, the shear blade is a metal plate, and improper operation during the installation process may easily cause damage to workers and nearby machinery. In order to solve the above problems, a quick-release structure of a / / concave shear blade is proposed. Summary of the invention

[0004] The utility model aims to provide a quick-disassembly structure of an upper concave shear blade to solve the existing problems.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] It comprises an upper mounting seat and a lower mounting seat, connecting plates are symmetrically arranged on both sides of the upper mounting seat, and a supporting base is symmetrically arranged on both sides of the lower mounting seat, a first hydraulic cylinder is arranged on the upper surface of the supporting base, and the output end of the first hydraulic cylinder is fixedly connected to the connecting plate, a tool holder is arranged on one side of the upper surface of the lower mounting seat, a notch is arranged in the tool holder, and limiting blocks are arranged on both sides of the notch, the tool holder clamps a lower shearing blade, and second fixing plates are arranged on both opposite surfaces of the lower shearing blade, a first fixing hole is arranged on the surface of the second fixing plate, a groove is arranged on the bottom surface of the lower shearing blade, and the shape and size of the lower shearing blade are adapted to the notch, a plurality of groups of second fixing holes are arranged on the surface of the tool holder, and the second fixing holes penetrate the lower shearing blade, a third hydraulic cylinder is arranged on the upper surface of the lower mounting seat, the output end of the third hydraulic cylinder is fixedly connected to the third fixing plate, and a fixing column is fixedly connected to one side surface of the third fixing plate, and the structure of the lower mounting seat is the same as that of the upper mounting seat, a second hydraulic cylinder is arranged on the surface of the supporting base, the output end of the second hydraulic cylinder is fixedly connected to the first limiting plate, and a plurality of groups of limiting columns are arranged on the upper surface of the first limiting plate.

[0007] The shape and size of the fixing column are adapted to the second fixing hole, and the fixing column and the second fixing hole cooperate with each other.

[0008] Support plates are arranged on both sides of the lower mounting seat, a transmission mechanism is arranged between the support plates, a driving device is arranged inside the transmission mechanism, and the position of the transmission mechanism is adapted to the tool holder.

[0009] An upper shearing blade is clamped in the knife clamp of the upper mounting seat, and the upper shearing blade cooperates with the lower shearing blade.

[0010] The fourth hydraulic cylinder is arranged on two opposite surfaces of the upper mounting seat, and the output end of the fourth hydraulic cylinder is fixedly connected with a supporting plate, and the supporting plate cooperates with the second fixed plates on both sides of the upper shear blade.

[0011] The utility model has the following beneficial effects:

[0012] Through the third hydraulic cylinder arranged on the upper mounting seat and the lower mounting seat, the third hydraulic cylinder retracts to drive the third fixed plate and the fixed column. After the fixed column retracts from the second fixed hole, the third hydraulic cylinder on both sides of the upper mounting seat uses the support plate fixed at its output end to lower the upper shear blade. At the same time, the support plate effectively prevents the upper shear blade from falling directly after the fixed column retracts from the second fixed hole. The second hydraulic cylinder on both sides of the lower mounting seat uses the limit plate and the limit column fixed at its output end to lift the lower shear blade upward, and then the lifting trolley is operated to connect and fix it in the first fixed holes set on both sides of the upper and lower shear blades for replacement.

[0013] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0015] Figure 1 The figure is a schematic diagram of the overall structure of the quick-release structure of the upper concave shear blade;

[0016] Figure 2 It is a front view of the quick-release structure of the upper concave shear blade;

[0017] Figure 3 This is an exploded view of the quick-release structure of the upper concave shear blade.

[0018] In the accompanying drawings, the list of components represented by each reference numeral is as follows: 1. Upper mounting seat; 101. Connecting plate; 2. Lower mounting seat; 3. First hydraulic cylinder; 4. Support base; 5. Second hydraulic cylinder; 6. First limit plate; 7. Limit column; 8. First fixing hole; 9. Support plate; 10. Upper shear blade; 11. Lower shear blade; 12. Second fixing plate; 13. Fourth hydraulic cylinder; 14. Conveying mechanism; 15. Support plate; 16. Third hydraulic cylinder; 17. Third fixing plate; 18. Fixed column; 19. Tool clamp; 20. Limit block; 21. Groove; 22. Second fixing hole; 23. Notch. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] In the description of the present invention, it should be understood that the terms "upper", "middle", "outer", "inner" and the like indicating directions or positional relationships are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as limitations on the present invention.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection 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.

[0022] See also Figure 1-Figure 3As shown, the quick-release structure of the upper concave shearing blade of this embodiment includes an upper mounting seat 1 and a lower mounting seat 2. The upper mounting seat 1 is symmetrically provided with connecting plates 101 on both sides, and the lower mounting seat 2 is symmetrically provided with supporting bases 4 on both sides. A first hydraulic cylinder 3 is provided on the upper surface of the supporting base 4, and the output end of the first hydraulic cylinder 3 is fixedly connected to the connecting plate 101. A tool clamp 19 is provided on one side of the upper surface of the lower mounting seat 2, and a notch 23 is provided in the tool clamp 19. Limiting blocks 20 are provided on both sides of the notch 23. The tool clamp 19 clamps the lower shearing blade 11, and second fixing plates 12 are provided on both opposite surfaces of the lower shearing blade 11. The surface of the second fixing plate 12 is provided with a first fixing hole 8. A groove 21 is provided on the bottom surface of the lower shearing blade 11, and the shape and size of the lower shearing blade 11 are adapted to the notch 23. A plurality of second fixing holes 22 are provided on the surface of the tool holder 19, and the second fixing holes 22 penetrate the lower shearing blade 11. A third hydraulic cylinder 16 is provided on the upper surface of the lower mounting seat 2, and a third fixing plate 17 is fixedly connected to the output end of the third hydraulic cylinder 16, and a fixing column 18 is fixedly connected to one side surface of the third fixing plate 17. The lower mounting seat 2 has the same structure as the upper mounting seat 1, and a second hydraulic cylinder 5 is provided on the surface of the supporting base 4, and a first limiting plate 6 is fixedly connected to the output end of the second hydraulic cylinder 5, and a plurality of limiting columns 7 are provided on the upper surface of the first limiting plate 6.

[0023] Furthermore, the shape and size of the fixing column 18 are adapted to the second fixing hole 22 , and the fixing column 18 and the second fixing hole 22 cooperate with each other.

[0024] Furthermore, support plates 15 are provided on both sides of the lower mounting seat 2 , a conveying mechanism 14 is provided between the support plates 15 , a driving device is provided inside the conveying mechanism 14 , and the position of the conveying mechanism is adapted to the tool holder 19 .

[0025] Furthermore, the upper shear blade 10 is clamped in the tool holder 19 of the upper mounting seat 1 , and the upper shear blade 10 cooperates with the lower shear blade 11 .

[0026] Furthermore, fourth hydraulic cylinders 13 are provided on two opposite surfaces of the upper mounting seat 1 , and the output end of the fourth hydraulic cylinder 13 is fixedly connected to a support plate 9 , which cooperates with the second fixed plates 12 on both sides of the upper shear blade 10 .

[0027] It should be noted that when the machine is working, the metal plate is placed between the upper shearing blade 10 and the lower shearing blade 11. The first hydraulic cylinder 3 drives the upper mounting seat 1 to descend through the connecting plate 101 so that the upper shearing blade 10 cuts the metal plate downward. The lower shearing blade 11 is arranged in the tool clamp 19 of the lower mounting seat 2. The shapes and sizes of the upper shearing blade 10 and the lower shearing blade 11 are adapted to each other. The upper shearing blade 10 and the lower shearing blade 11 cooperate with each other. After cutting, the metal plate falls onto the conveying mechanism 14, and the conveying mechanism 14 is driven by the internal driving device to transport the cut metal plate. Through the third hydraulic cylinder 16 arranged on the upper mounting seat 1 and the lower mounting seat 2, the third hydraulic cylinder 16 retracts to drive the third fixed plate 17 and the fixed column 18. After the fixed column 18 retracts from the second fixing hole 22, the fourth hydraulic cylinder 13 on both sides of the upper mounting seat 1 uses the support plate 9 fixed at its output end to lower the upper shear blade 10. At the same time, the support plate 9 effectively prevents the upper shear blade 10 from falling directly after the fixed column 18 retracts from the second fixing hole 22. The second hydraulic cylinder 5 on both sides of the lower mounting seat 2 uses the first limit plate 6 and the limit column 7 fixed at its output end to lift the lower shear blade 11 upwards, and then the lifting trolley is fixed in the first fixing hole 8 set on both sides of the upper shear blade 10 and the lower shear blade 11 through connection for replacement.

[0028] In the description of this specification, the description of reference terms such as "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments or examples. The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and describes these embodiments in detail in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is only limited by the claims and their full scope and equivalents.

Claims

1. A quick-release structure of an upper concave shear blade, comprising an upper mounting seat (1) and a lower mounting seat (2), characterized in that: The upper mounting seat (1) is symmetrically provided with connecting plates (101) on both sides, the lower mounting seat (2) is symmetrically provided with supporting bases (4), the upper surface of the supporting base (4) is provided with a first hydraulic cylinder (3), the output end of the first hydraulic cylinder (3) is fixedly connected to the connecting plate (101), a knife clamp (19) is provided on one side of the upper surface of the lower mounting seat (2), a notch (23) is provided in the knife clamp (19), and limit blocks (20) are provided on both sides of the notch (23), the knife clamp (19) clamps the lower shear blade (11), and the lower shear blade (11) is provided with second fixing plates (12) on both opposite surfaces, the surface of the second fixing plate (12) is provided with a first fixing hole (8), and the bottom surface of the lower shear blade (11) is provided with a groove (21 ), the shape and size of the lower shear blade (11) are adapted to the notch (23), a plurality of second fixing holes (22) are provided on the surface of the tool holder (19), the second fixing holes (22) penetrate the lower shear blade (11), a third hydraulic cylinder (16) is provided on the upper surface of the lower mounting seat (2), the output end of the third hydraulic cylinder (16) is fixedly connected to a third fixing plate (17), a fixing column (18) is fixedly connected to a side surface of the third fixing plate (17), the lower mounting seat (2) has the same structure as the upper mounting seat (1), a second hydraulic cylinder (5) is provided on the surface of the support base (4), the output end of the second hydraulic cylinder (5) is fixedly connected to a first limiting plate (6), a plurality of limiting columns (7) are provided on the upper surface of the first limiting plate (6).

2. The quick-release structure of the concave shear blade according to claim 1, characterized in that: The shape and size of the fixing column (18) are adapted to the second fixing hole (22), and the fixing column (18) and the second fixing hole (22) cooperate with each other.

3. The quick-release structure of the upper concave shear blade according to claim 1, characterized in that: Support plates (15) are arranged on both sides of the lower mounting seat (2), a transmission mechanism (14) is arranged between the support plates (15), a driving device is arranged inside the transmission mechanism (14), and the position of the transmission mechanism is adapted to the tool holder (19).

4. The quick-release structure of the upper concave shear blade according to claim 1, characterized in that: An upper shear blade (10) is clamped in the knife clamp (19) of the upper mounting seat (1), and the upper shear blade (10) cooperates with the lower shear blade (11).

5. The quick-release structure of the upper concave shear blade according to claim 1, characterized in that: The upper mounting seat (1) is provided with a fourth hydraulic cylinder (13) on both opposite surfaces, the output end of the fourth hydraulic cylinder (13) is fixedly connected to a support plate (9), and the support plate (9) cooperates with the second fixed plates (12) on both sides of the upper shear blade (10).

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