Plate shearing machine capable of rapidly changing cutter

Abstract

The plate shearing machine comprises a plate shearing machine body, a plate shearing machine blade is arranged in the plate shearing machine body, the top end of the plate shearing machine blade is fixedly connected with a sleeve frame, the sleeve frame is located on the outer side of a movable tool rest, and a sliding protruding strip is arranged on the inner side of the sleeve frame. According to the plate shearing machine capable of rapidly changing the tool, an operator can smoothly install a sleeve frame on the movable tool rest by aligning a sliding convex strip and a butt joint groove, then pushes an inserting block into a groove of the movable tool rest, and enables a threaded end of a pushing screw to be aligned with a threaded hole in the movable tool rest; when the cutter needs to be replaced, the protective net at the position of the cutter replacing window is turned over downwards, then the pushing screw is rotated to take the pushing screw and the inserting block out of the movable cutter rest, and then the cutter replacing window is turned over downwards to replace the cutter. And finally, the sleeve frame is pulled out from the movable tool rest and then taken out from the tool changing window for replacement.

Description

TECHNICAL FIELD

[0001] The utility model relates to plate shearing machine technical field, concretely to a kind of plate shearing machine of quick tool change. BACKGROUND

[0002] When replacing plate shearing machine blade, there is the problem of complicated replacement process.

[0003] The main reason is that in the existing plate shearing machine using process, the two ends of the plate shearing machine blade are connected to the movable tool holder through multiple bolts, nuts and other connecting pieces, which is a relatively complex connection, and there is a protective structure in front of the blade. In such a structure, not only does the connection structure at both ends of the blade need to be disassembled, but also the protective structure at the front end needs to be disassembled. Such a complex disassembly and installation process usually requires two operators to disassemble, support and replace the two ends of the blade, and one operator cannot complete the tool change work. SUMMARY

[0004] The utility model aims to provide a kind of plate shearing machine of quick tool change to solve the problem of complicated tool change process caused by the need to disassemble, support and replace the two ends of the blade, and the need to disassemble the protective structure at the front end in the above background technology.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a kind of plate shearing machine of quick tool change, including plate shearing machine body, the inside of plate shearing machine body is equipped with plate shearing machine blade, the top of plate shearing machine blade is fixedly connected with sleeve frame, sleeve frame is located on the outside of movable tool holder, the inside of sleeve frame is equipped with sliding convex strip, sliding convex strip is inserted in the butt joint groove provided on movable tool holder, the two sides of sleeve frame are both equipped with and the outside of sleeve frame is fixedly connected with extension frame, extension frame is movably installed with insertion block in the inside, insertion block is inserted in the groove on movable tool holder, push screw is provided in insertion block, limit ring is welded on the outside of push screw, thread groove is provided in the push screw on the inside of limit ring, push screw is threadedly connected between the thread hole on movable tool holder, limit ring and push screw form integral movable installation in insertion block, and the two sides of plate shearing machine body are both provided with tool changing window, and protective net is provided on tool changing window.

[0006] Preferably, a limit groove is provided on the outside of the insertion block, and a limit convex strip is provided on the inside of the extension frame and inserted into the limit groove.

[0007] Preferably, the bottom end of the protective net on the tool changing window is connected to the plate shearing machine body via a shaft, and the top end of the protective net is fixed to the plate shearing machine body via a bolt structure. When the protective net is opened, it is flipped downward.

[0008] Preferably, the height of the plate shearing machine blade and the sleeve frame as a whole is less than the height of the inside of the tool changing window.

[0009] Compared with the prior art, the utility model has the advantages that:

[0010] The plate shearing machine capable of quickly replacing blades can replace the blades without disassembling the shielding object in front of the plate shearing machine, improves the efficiency of replacing blades;

[0011] When replacing the blades, one person can independently complete the replacement of the blades through the sliding convex strip pre-limiting mode, and the steps of installing and disassembling the blades are simplified. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a perspective view of the utility model as a whole;

[0013] Figure 2 It is an opening and closing schematic view of the blade replacement window of the utility model;

[0014] Figure 3 It is an elevation view of the plate shearing machine blade of the utility model;

[0015] Figure 4 It is a side view of the plate shearing machine blade of the utility model;

[0016] Figure 5 It is a sectional view of the plate shearing machine blade of the utility model.

[0017] In the drawing: 1, plate shearing machine body; 2, plate shearing machine blade; 21, sleeve frame; 22, sliding convex strip; 23, extension frame; 24, insertion block; 25, push screw; 26, limiting groove; 27, limiting ring; 3, blade replacement window. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0019] Please refer to Figures 1-5The utility model provides a kind of shearing machine capable of quick tool changing, including shearing machine body 1, the inside of shearing machine body 1 is equipped with shearing machine blade 2, the top of shearing machine blade 2 is fixedly connected with sleeve frame 21, sleeve frame 21 is located the outside of movable tool rest, the inside of sleeve frame 21 is equipped with sliding convex strip 22, sliding convex strip 22 is inserted in the butt joint groove of movable tool rest, the both sides of sleeve frame 21 are equipped with and the outside of sleeve frame 21 is fixedly connected with extension frame 23, extension frame 23 is movably installed with insertion block 24 in the inside, insertion block 24 is inserted in the recess of movable tool rest, insertion block 24 is equipped with push screw 25, push screw 25 is welded with limit ring 27 on the outside, threaded groove is opened in the push screw 25 of limit ring 27 inside, push screw 25 is connected between the threaded hole of screw thread connection, limit ring 27 and push screw 25 form integral movable installation in insertion block 24, while the both sides of shearing machine body 1 are equipped with tool changing window 3, tool changing window 3 is equipped with protective net, by aligning sliding convex strip 22 and butt joint groove, sleeve frame 21 is smoothly installed to movable tool rest, then insertion block 24 is pushed to the recess of movable tool rest, and make the threaded end of push screw 25 align with the threaded hole on movable tool rest, rotate push screw 25 to the inside of threaded hole and realize screw thread connection, while insertion block 24 is moved into recess, complete installation work, when needing to change tool, the protective net at tool changing window 3 is turned down, then push screw 25 is removed from movable tool rest with insertion block 24 by rotating push screw 25, finally sleeve frame 21 is extracted from movable tool rest and then is taken out from tool changing window 3 to replace.

[0020] Further, the outside of insertion block 24 is provided with a limiting groove 26, and the inside of extension frame 23 is provided with a limiting convex strip inserted into the limiting groove 26. The insertion block 24 slides along the track of the limiting convex strip through the limiting groove 26. The both ends of the limiting groove 26 are sealed to prevent the insertion block 24 from falling off the extension frame 23.

[0021] Further, the bottom end of the protective net on the tool changing window 3 is connected with the shearing machine body 1 through a shaft, and the top end of the protective net is fixed on the shearing machine body 1 through a bolt structure. When the protective net is opened, it is turned down. When the tool changing window 3 is used, it will not be disturbed by the protective net.

[0022] Further, the height of the shearing machine blade 2 and the sleeve frame 21 is less than the height of the inside of the tool changing window 3, which facilitates the extraction of the shearing machine blade 2 and the sleeve frame 21 from the tool changing window 3.

[0023] Working principle: a kind of shearing machine capable of quick tool changing, during installation process, operator can be installed to movable tool rest by aligning sliding convex strip 22 and butt joint groove, again push plug-in block 24 to the recess of movable tool rest, and make the threaded end of push screw 25 align with the threaded hole on movable tool rest, rotate push screw 25 to realize threaded connection, while plug-in block 24 is moved into the recess, complete installation work, when tool changing is needed, the protective net at tool changing window 3 is turned down, then push screw 25 is taken out from movable tool rest by rotating push screw 25, finally, sleeve frame 21 is taken out from movable tool rest and then taken out from tool changing window 3 for replacement.

Claims

1. A plate shearing machine capable of quick tool change, comprising a plate shearing machine body (1), characterized in that: The inside of the plate shearing machine body (1) is provided with a plate shearing blade (2), the top end of the plate shearing blade (2) is fixedly connected with a sleeve frame (21), the sleeve frame (21) is located on the outside of the movable tool rest, the inside of the sleeve frame (21) is provided with a sliding convex strip (22), the sliding convex strip (22) is inserted into the butt joint groove provided on the movable tool rest, both sides of the sleeve frame (21) are provided with an extension frame (23) fixedly connected with the outside of the sleeve frame (21), the inside of the extension frame (23) is movably installed with an insertion block (24), the insertion block (24) is inserted into the groove on the movable tool rest, the insertion block (24) is provided with a push screw (25), the outside of the push screw (25) is welded with a limiting ring (27), the push screw (25) on the inside of the limiting ring (27) is provided with a threaded groove, the push screw (25) is threadedly connected with the threaded hole on the movable tool rest, the limiting ring (27) and the push screw (25) are integrally movably installed in the insertion block (24), meanwhile, both sides of the plate shearing machine body (1) are provided with a tool changing window (3), the tool changing window (3) is provided with a protective net.

2. The plate shearing machine capable of quick tool change according to claim 1, characterized in that: The outside of the insertion block (24) is provided with a limiting groove (26), the inside of the extension frame (23) is provided with a limiting convex strip inserted into the limiting groove (26), the insertion block (24) slides along the track of the limiting convex strip through the limiting groove (26), both ends of the limiting groove (26) are sealed, so that the insertion block (24) is prevented from falling off from the extension frame (23).

3. The plate shearing machine capable of quick tool change according to claim 1, characterized in that: The bottom end of the protective net on the tool changing window (3) is connected with the plate shearing machine body (1) through a shaft, the top end of the protective net is fixed on the plate shearing machine body (1) through a bolt structure, when the protective net is opened, the protective net is turned down, and the tool changing window (3) is not interfered by the protective net.

4. The plate shearing machine capable of quick tool change according to claim 1, characterized in that: The height of the plate shearing blade (2) and the sleeve frame (21) is less than the height of the inside of the tool changing window (3), so that the plate shearing blade (2) and the sleeve frame (21) can be conveniently pulled out from the tool changing window (3).

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