Safety type rolled piece flying shear

Abstract

The utility model relates to the technical field of flying shears, and discloses a safety type rolled piece flying shear which comprises a machine body, the left side of the machine body is fixedly connected with a driving device, the output end of the driving device is fixedly connected with a connecting frame, the lower side of the connecting frame is fixedly connected with a supporting frame, and the upper side of the connecting frame is fixedly connected with a knife rest. A front cover is connected to the front side of the tool rest in an attached mode, mounting blocks are fixedly connected to the left side and the right side of the front cover, mounting grooves matched with the mounting blocks in position are formed in the left side and the right side of the front side of the interior of the tool rest, the mounting blocks are connected into the mounting grooves in a clamped mode, and connecting pieces are fixedly connected to the left side and the right side of the outer wall of the tool rest. According to the plate cutting device, the front cover can be rapidly and conveniently disassembled, maintenance personnel can conveniently maintain the front cover, the difficulty and time of the maintenance personnel are reduced, the cutter can be rapidly disassembled and replaced according to the size of a plate needing to be cut off, and the applicability of the plate cutting device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of flying shears, in particular to a safe flying shear for rolled pieces. Background Art

[0002] Safety shears are essential equipment in the modern metalworking industry, primarily used to shear hot-rolled or cold-rolled sheet metal. Designed and operated with a focus on safety, these shears ensure safe production under high-temperature, high-speed, and high-pressure conditions. Their efficiency, precision, and safety make them widely used in various metal rolling industries.

[0003] When the flying shear reaches the set speed, the shearing tool contacts the metal sheet and cuts it. However, it is inconvenient to repair the flying shear. It is very troublesome to remove the shell during the repair process, which affects the user's work efficiency. Therefore, a safe rolled piece flying shear is proposed to solve the above problems. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a safe rolled piece flying shear, which aims to improve the problem in the prior art that it is inconvenient to repair the flying shear, and it is extremely troublesome to remove the shell during the repair process, which affects the user's work efficiency.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a safe rolled stock flying shear comprises a body, the left side of the body is fixedly connected to a driving device, the output end of the driving device is fixedly connected to a connecting frame, the lower side of the connecting frame is fixedly connected to a supporting frame, the upper side of the connecting frame is fixedly connected to a tool holder, the front side of the tool holder is fitly connected to a front cover, the left and right sides of the front cover are fixedly connected to mounting blocks, the inner front side of the tool holder is provided with mounting grooves that match the positions of the mounting blocks, the mounting blocks are snap-connected to the inside of the mounting grooves, the outer wall of the tool holder is fixedly connected to connecting pieces on the left and right sides, the inner side of the connecting piece is slidably connected to a pull rod, the corresponding end of the pull rod is fixedly connected to the connecting block, the corresponding side of the connecting block is fixedly connected to an extrusion block, the inner wall of the tool holder is fixedly connected to a fixed shell on the left and right sides, the interior of the fixed shell is fixedly connected to a positioning assembly, the positioning assembly is used to fix the front cover to the tool holder, and the outer side of the pull rod is provided with a first spring.

[0006] As a further description of the above technical solution:

[0007] A positioning groove is provided on the inner bottom side of the tool holder, and a cutter is connected to the inner part of the positioning groove in a snap-fit ​​manner. The front lower side of the tool holder is fixedly connected to evenly distributed fixing parts, and the fixing parts are threadedly connected to the inner part of the tool holder by screws. A semi-threaded mounting rod is rotatably connected to the inner part of the fixing part, and the threads of the semi-threaded mounting rod are connected to the inner part of the cutter and the tool holder.

[0008] As a further description of the above technical solution:

[0009] The positioning assembly includes a second spring, one end of the second spring is fixedly connected to one side of the inner wall of the fixed shell, the other end of the second spring is fixedly connected to a moving block, the corresponding side of the moving block is fixedly connected to an insertion block, and the insertion block is slidably connected up and down inside the extrusion block.

[0010] As a further description of the above technical solution:

[0011] One end of the first spring is fixedly connected to one side of the inner wall of the connecting piece, and the other end of the first spring is fixedly connected to one side of the connecting block.

[0012] As a further description of the above technical solution:

[0013] The left and right sides of the inner wall of the fixing member are fixedly connected with a rotating seat, the interior of the rotating seat is rotatably connected with a rotating member, and the rotating member is rotatably connected to the interior of the tool holder.

[0014] As a further description of the above technical solution:

[0015] The four rear corners of the front cover are fixedly connected with insertion rods, and the four front corners inside the tool holder are provided with insertion holes matching the insertion rods, and the insertion rods are slidably connected inside the insertion holes.

[0016] As a further description of the above technical solution:

[0017] The connecting block is slidably connected to the inside of the tool holder and the mounting block.

[0018] As a further description of the above technical solution:

[0019] The moving block is slidably connected to the interior of the fixed shell.

[0020] The utility model has the following beneficial effects:

[0021] 1. In the utility model, by pulling the pull rod so that the connecting block drives the extruding block, the connecting block squeezes the moving block so that the inserting block moves out of the interior of the extruding block, and the connecting block moves out of the interior of the tool holder, and squeezing the first spring, the front cover can be pulled to separate the mounting block and the inserting rod from the tool holder, thereby realizing quick and convenient disassembly of the front cover, facilitating maintenance by maintenance personnel, and reducing the difficulty and time of maintenance personnel.

[0022] 2. In the utility model, by rotating the semi-threaded mounting rod, the semi-threaded mounting rod is rotated out of the interior of the cutter and the knife holder so that it no longer presses the rotating part, and the cutter can be pulled downward to separate it from the positioning groove, thereby realizing the cutter can be quickly disassembled and replaced according to the size of the plate to be cut, thereby improving the applicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a three-dimensional diagram of a safe flying shear for rolled pieces proposed in the utility model;

[0024] Figure 2 This is a partial diagram of the tool holder installation structure of a safety-type rolling stock flying shear proposed in the utility model;

[0025] Figure 3 This is a top sectional view of the upper tool holder of a safety-type rolling stock flying shear proposed by the utility model;

[0026] Figure 4 for Figure 2 Enlarged view of point A in the middle;

[0027] Figure 5 for Figure 3 Enlarged view of point B in the middle.

[0028] Legend:

[0029] 1. Machine body; 2. Driving device; 3. Support frame; 4. Blade holder; 5. Front cover; 6. Insert rod; 7. Mounting block; 8. Socket; 9. Mounting slot; 10. Connecting piece; 11. Pull rod; 12. First spring; 13. Connecting block; 14. Extrusion block; 15. Fixed shell; 16. Second spring; 17. Moving block; 18. Insert block; 19. Cutter; 20. Positioning slot; 21. Fixing piece; 22. Screw; 23. Semi-threaded mounting rod; 24. Rotating seat; 25. Rotating piece; 26. Connecting frame. DETAILED DESCRIPTION

[0030] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0031] Reference Figure 1 、 Figure 2 、 Figure 4 The utility model provides an embodiment: a safe rolled piece flying shear, comprising a body 1, a driving device 2 is fixedly connected to the left side of the body 1, a connecting frame 26 is fixedly connected to the output end of the driving device 2, a supporting frame 3 is fixedly connected to the lower side of the connecting frame 26, a tool holder 4 is fixedly connected to the upper side of the connecting frame 26, a front cover 5 is fitted on the front side of the tool holder 4, and mounting blocks 7 are fixedly connected to the left and right sides of the front cover 5. Mounting grooves 9 are provided on the left and right sides of the inner front side of the tool holder 4, which are consistent with the position of the mounting blocks 7. The mounting blocks 7 are snap-fitted and connected to the inside of the mounting grooves 9 so that they are aligned with the front cover. 5 is preliminarily installed and fixed. The left and right sides of the outer wall of the tool holder 4 are fixedly connected with connecting members 10. The inside of the connecting member 10 is slidably connected with a pull rod 11. The corresponding end of the pull rod 11 is fixedly connected with a connecting block 13. The corresponding side of the connecting block 13 is fixedly connected with an extrusion block 14. The left and right sides of the inner wall of the tool holder 4 are fixedly connected with a fixing shell 15. The inside of the fixing shell 15 is fixedly connected with a positioning component so that the front cover 5 is stably and firmly fixed to the tool holder 4. The positioning component is used to fix the front cover 5 to the tool holder 4. The outside of the pull rod 11 is provided with a first spring 12.

[0032] The positioning assembly includes a second spring 16, one end of the second spring 16 is fixedly connected to one side of the inner wall of the fixed shell 15, and the other end of the second spring 16 is fixedly connected to a moving block 17, and the corresponding side of the moving block 17 is fixedly connected to an insert block 18, and the insert block 18 is slidably connected to the inside of the extrusion block 14 up and down, so that it positions the connecting block 13; one end of the first spring 12 is fixedly connected to one side of the inner wall of the connecting member 10, and the other end of the first spring 12 is fixedly connected to one side of the connecting block 13; the four corners of the rear side of the front cover 5 are fixedly connected to the insert rod 6, and the four corners of the inner front side of the tool holder 4 are provided with a socket 8 matching the insert rod 6, and the insert rod 6 is slidably connected to the inside of the socket 8 to ensure the sealing of the connection between the front cover 5 and the tool holder 4; the connecting block 13 is slidably connected to the inside of the tool holder 4 and the mounting block 7; the moving block 17 is slidably connected to the inside of the fixed shell 15.

[0033] By pulling the pull rod 11, the connecting block 13 moves and drives the extrusion block 14, so that the extrusion block 14 squeezes the moving block 17, and the second spring 16 is squeezed by the movement of the moving block 17, so that the insertion block 18 moves out of the interior of the extrusion block 14 and is no longer fixed, so that the connecting block 13 smoothly moves the extrusion block 14 out of the interior of the tool holder 4, and squeezes the first spring 12 through the connecting block 13 to generate a rebound force, so that the front cover 5 can be pulled to separate the mounting block 7 and the insertion rod 6 from the tool holder 4, so that the front cover 5 can be quickly and conveniently disassembled, so that it is convenient for maintenance personnel to repair it and reduce the difficulty and time of maintenance personnel.

[0034] Reference Figure 1 、 Figure 3 、 Figure 5 A positioning groove 20 is provided on the bottom inner side of the tool holder 4, and the cutter 19 is connected to the inner part of the positioning groove 20. The lower front side of the tool holder 4 is fixedly connected with evenly distributed fixing parts 21, and the fixing parts 21 are threadedly connected to the inside of the tool holder 4 through screws 22. A semi-threaded mounting rod 23 is rotatably connected to the inside of the fixing part 21. The semi-threaded mounting rod 23 is threadedly connected to the inside of the cutter 19 and the tool holder 4, so that cutters 19 of different sizes can be installed; the left and right sides of the inner wall of the fixing part 21 are fixedly connected with a rotating seat 24, and the inside of the rotating seat 24 is rotatably connected with a rotating part 25. The rotating part 25 is rotatably connected to the inside of the tool holder 4, so that it expands the fixing area of ​​the cutter 19.

[0035] By rotating the semi-threaded mounting rod 23, the semi-threaded mounting rod 23 is rotated and screwed out of the cutter 19 and the tool holder 4 so that it no longer squeezes the rotating member 25, the cutter 19 can be pulled downward to separate it from the positioning groove 20, so that the cutter 19 can be quickly disassembled and replaced according to the size of the plate to be cut, thereby improving the applicability of the device.

[0036] Working principle: When the device needs to be repaired, the pull rod 11 is pulled to make the connecting block 13 drive the extrusion block 14, so that the connecting block 13 is squeezed on the moving block 17 to move the insertion block 18 out of the interior of the extrusion block 14, and the connecting block 13 is moved out of the interior of the tool holder 4. The first spring 12 is squeezed, and the front cover 5 can be pulled to separate the mounting block 7 and the insertion rod 6 from the tool holder 4, thereby realizing quick and convenient disassembly of the front cover 5, making it easier for maintenance personnel to repair it and reducing the difficulty and time of maintenance personnel;

[0037] By rotating the semi-threaded mounting rod 23, the semi-threaded mounting rod 23 is rotated and screwed out of the inside of the cutter 19 and the tool holder 4 in turn, so that it no longer fixes the cutter 19 and squeezes the rotating member 25, the cutter 19 can be pulled downward and slid inside the positioning groove 20 to separate from the tool holder 4, so that the cutter 19 can be quickly disassembled and replaced according to the size of the plate to be cut, thereby improving the applicability of the device.

[0038] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A safety type rolled piece flying shear, comprising a body (1), characterized in that: The left side of the machine body (1) is fixedly connected to a driving device (2), the output end of the driving device (2) is fixedly connected to a connecting frame (26), the lower side of the connecting frame (26) is fixedly connected to a supporting frame (3), the upper side of the connecting frame (26) is fixedly connected to a tool holder (4), the front side of the tool holder (4) is closely connected to a front cover (5), the left and right sides of the front cover (5) are fixedly connected to mounting blocks (7), the left and right sides of the inner front side of the tool holder (4) are provided with mounting grooves (9) that match the position of the mounting blocks (7), the mounting blocks (7) are snap-fitted and connected to the inside of the mounting grooves (9), and the tool holder (4) is fixedly connected to the front cover (5). The left and right sides of the outer wall of the tool holder (4) are fixedly connected with connecting parts (10), the interior of the connecting part (10) is slidably connected with a pull rod (11), the corresponding end of the pull rod (11) is fixedly connected with a connecting block (13), the corresponding side of the connecting block (13) is fixedly connected with an extrusion block (14), the left and right sides of the inner wall of the tool holder (4) are fixedly connected with a fixed shell (15), the interior of the fixed shell (15) is fixedly connected with a positioning assembly, the positioning assembly is used to fix the front cover (5) and the tool holder (4), and the outside of the pull rod (11) is provided with a first spring (12).

2. A safety type rolled stock flying shear according to claim 1, characterized in that: A positioning groove (20) is provided on the inner bottom side of the tool holder (4), and a cutter (19) is connected to the inner side of the positioning groove (20). The lower front side of the tool holder (4) is fixedly connected to uniformly distributed fixing members (21), and the fixing members (21) are threadedly connected to the inner side of the tool holder (4) through screws (22). A semi-threaded mounting rod (23) is rotatably connected to the inner side of the fixing member (21), and the semi-threaded mounting rod (23) is threadedly connected to the inner side of the cutter (19) and the tool holder (4).

3. A safety type rolled stock flying shear according to claim 1, characterized in that: The positioning assembly includes a second spring (16), one end of the second spring (16) is fixedly connected to one side of the inner wall of the fixed shell (15), the other end of the second spring (16) is fixedly connected to a moving block (17), and the corresponding side of the moving block (17) is fixedly connected to an insert block (18), and the insert block (18) is slidably connected up and down inside the extrusion block (14).

4. A safety type rolled stock flying shear according to claim 1, characterized in that: One end of the first spring (12) is fixedly connected to one side of the inner wall of the connecting piece (10), and the other end of the first spring (12) is fixedly connected to one side of the connecting block (13).

5. A safety type rolled stock flying shear according to claim 2, characterized in that: The left and right sides of the inner wall of the fixing member (21) are fixedly connected with a rotating seat (24), the interior of the rotating seat (24) is rotatably connected with a rotating member (25), and the rotating member (25) is rotatably connected to the interior of the tool holder (4).

6. The safety flying shear for rolled products according to claim 1, characterized in that: The four rear corners of the front cover (5) are fixedly connected with an insertion rod (6), and the four front corners inside the tool holder (4) are provided with a socket (8) matching the insertion rod (6), and the insertion rod (6) is slidably connected inside the socket (8).

7. The safety type rolled stock flying shear according to claim 1, characterized in that: The connecting block (13) is slidably connected inside the tool holder (4) and the mounting block (7).

8. The safety flying shear for rolled products according to claim 3, characterized in that: The moving block (17) is slidably connected to the interior of the fixed shell (15).

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