Telescopic protective cover for large cutting machine tool

Abstract

The utility model discloses a telescopic protective cover for a large cutting machine tool, which belongs to the technical field of protective covers for cutting machine tools and comprises a workbench, four U-shaped frames are arranged at two ends of the same side of the workbench, every two U-shaped frames form a group, an observation window for observing the internal cutting condition is arranged on one side of the innermost layer of the protective cover, and the cutting condition can be observed through the observation window. The U-shaped frame is installed on different workbenches in a detachable mode through the fixing assemblies, the U-shaped frame can be installed on the workbenches in a detachable mode through the fixing assemblies, and after the U-shaped frame is installed, the U-shaped frame can be installed on the workbenches in a detachable mode through the fixing assemblies, so that the U-shaped frame can be detached and installed on the workbenches in a detachable mode. The U-shaped frames on the two sides of the same end are located on the same center line through the positioning assemblies, the installation positions of the U-shaped frames on the two sides are kept corresponding, detachable installation of the protective cover is achieved through the U-shaped frames and the positioning assemblies, and the using safety performance of different cutting machines is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of cutting machine tool protective covers, in particular to a telescopic protective cover for a large-scale cutting machine tool. Background Art

[0002] Large-scale cutting machine tools are commonly used equipment in the field of mechanical parts processing. Various mechanical parts are cut and processed on the machine tools. When general large-scale cutting machine tools are processing, the machine tool processing platform is usually exposed to the outside to facilitate checking the processing status.

[0003] During the process of machine tool cutting parts, debris and slag will splash, but when observing the processing situation, the personal protection of the users is ignored, affecting the personal safety of the workers. However, the installation of the protective cover is mostly an integrated design, which is not convenient for replacement on other cutting machines, resulting in lower safety protection when other cutting machines are in use.

[0004] Therefore, we propose a retractable protective cover for a large cutting machine to solve the above problems. Utility Model Content

[0005] The utility model aims to solve the problem of replacing a protective cover on a machine tool in the prior art, and proposes a retractable protective cover for a large cutting machine tool.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A retractable protective cover for a large cutting machine tool comprises a workbench, wherein U-shaped frames are provided at both ends of the same side of the workbench, and the top surfaces of the two U-shaped frames at the same end are installed with multi-layer retractable protective covers, and the bottoms of the U-shaped frames on both sides of the same end are provided with fixing components for detachably connecting the U-shaped frames to the workbench, and the top surfaces of the U-shaped frames on both sides of the same end are provided with positioning components for placing the U-shaped frames on the same center line on both sides, an observation window for observing the internal cutting conditions is provided on one side of the innermost layer of the protective cover, and the innermost layer of the protective cover is located below the observation window and a rotationally installed knob, and a locking component connected to the knob and fixing the protective covers on both sides is provided inside the protective cover.

[0008] Preferably, the fixing assembly comprises a threaded rod rotatably mounted on the bottom of the U-shaped frame, the top end of the threaded rod is rotatably connected to a pressure plate, and the pressure plate is located between the U-shaped frame and the workbench.

[0009] Preferably, the positioning assembly includes two L-shaped positioning plates, the two L-shaped positioning plates are respectively mounted on two U-shaped frames on both sides of the same end, and a telescopic rod is fixedly connected between the two L-shaped positioning plates.

[0010] Preferably, a positioning groove is provided on the top surface of the U-shaped frame, and the vertical end of the L-shaped positioning plate is inserted into the positioning groove.

[0011] Preferably, the locking assembly includes a hanging rod, and a movable cavity is provided at one end where the protective covers on both sides are attached. An arc groove communicating with the movable cavity is opened on the inner side of the protective cover. One end of the knob is fixedly connected to a connecting rod rotating in the movable cavity, and the hanging rod is fixedly connected to one end of the connecting rod, and the hanging rod moves along the arc groove.

[0012] Preferably, a handle fixedly connected to the protective cover is provided between the knob and the observation window.

[0013] To sum up, the technical effects and advantages of the utility model are as follows: by setting up a U-shaped frame, a fixing assembly and a positioning assembly, the U-shaped frame can be disassembled and installed on different workbenches at will through the fixing assembly, and after installation, the U-shaped frames on both sides of the same end are placed on the same center line through the positioning assembly, and the installation positions of the U-shaped frames on both sides are kept corresponding. The U-shaped frame and the positioning assembly realize the detachable installation of the protective cover, so that the safety performance of different cutting machines is improved; by setting a knob and a locking assembly, after the protective covers on both sides are closed, the locking assembly fixes the protective covers on both sides by turning the knob to prevent the protective covers from being opened by accidental touch, thereby reducing the protection effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of a retractable protective cover for a large cutting machine tool;

[0015] Figure 2 A cross-sectional view of a retractable protective cover for a large cutting machine tool;

[0016] Figure 3 for Figure 2 A schematic diagram of the structure at point A;

[0017] Figure 4 A schematic diagram of the inner side of a retractable protective cover for a large cutting machine tool;

[0018] Figure 5 for Figure 4 Enlarged schematic diagram of the structure at point B.

[0019] In the figure: 1. workbench; 2. protective cover; 3. U-shaped frame; 4. observation window; 5. handle; 6. knob; 7. threaded rod; 8. L-shaped positioning plate; 9. telescopic rod; 10. pressure plate; 11. positioning groove; 12. arc groove; 13. moving cavity; 14. hanging rod; 15. connecting rod. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0021] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0022] Reference Figure 1-Figure 2 A retractable protective cover for a large cutting machine tool comprises a workbench 1, U-shaped frames 3 are arranged at both ends of the same side of the workbench 1, there are 4 U-shaped frames 3 in total, two of which form a group, and the top surfaces of the two U-shaped frames 3 at the same end are installed with multi-layer retractable protective covers 2, and the retractable protective covers 2 can be pulled out as a whole on both sides by pulling, and the bottom of the U-shaped frames 3 on both sides of the same end are provided with a fixing component for detachably connecting the U-shaped frames 3 to the workbench 1, and the top surfaces of the U-shaped frames 3 on both sides of the same end are provided with a positioning component for placing the U-shaped frames 3 on the same center line, and the innermost side of the protective cover 2 is provided with an observation for observing the internal cutting situation Window 4, through which the internal situation can be observed, and the innermost layer of the protective cover 2 is located below the observation window 4. Turn the installation knob 6, and the interior of the protective cover 2 is provided with a locking assembly connected to the knob 6 and fixing the protective covers 2 on both sides. The U-shaped frame 3 can be freely disassembled and installed on different workbenches 1 through the fixing assembly, and after installation, the U-shaped frames 3 on both sides of the same end are placed on the same center line through the positioning assembly, and the installation positions of the U-shaped frames 3 on both sides are kept corresponding. The U-shaped frame 3 and the positioning assembly realize the detachable installation of the protective cover 2, so that the safety performance of different cutting machines is improved.

[0023] Reference Figure 1-Figure 3 The fixing assembly includes a threaded rod 7 rotatably mounted at the bottom of the U-shaped frame 3, and a pressing plate 10 is rotatably connected to the top of the threaded rod 7. The pressing plate 10 is located between the U-shaped frame 3 and the workbench 1. By twisting the threaded rod 7, the pressing plate 10 is tightly attached to the bottom surface of the workbench 1, thereby fixing the U-shaped frame 3.

[0024] Reference Figure 1-Figure 2 The positioning assembly includes two L-shaped positioning plates 8, and the two L-shaped positioning plates 8 are respectively installed on the two U-shaped frames 3 on both sides of the same end. A telescopic rod 9 is fixedly connected between the two L-shaped positioning plates 8. Before fixing the U-shaped frame 3, the two L-shaped positioning plates 8 are placed in the U-shaped frame 3 respectively, and then the telescopic rod 9 is adjusted according to the width of the workbench 1, and the L-shaped positioning plates 8 limit the U-shaped frames 3 on both sides to the same center line.

[0025] Exist Figure 2-Figure 3A positioning groove 11 is provided on the top surface of the U-shaped frame 3, and the vertical end of the L-shaped positioning plate 8 is inserted into the positioning groove 11. By inserting the L-shaped positioning plate 8 into the positioning groove 11, the L-shaped positioning plate 8 is fixed and disassembled at the same time.

[0026] Reference Figure 4-Figure 5 The locking assembly includes a hanging rod 14, and a moving cavity 13 is provided at one end of the protective covers 2 on both sides. An arc groove 12 communicating with the moving cavity 13 is opened on the inner side of the protective cover 2. One end of the knob 6 is fixedly connected to a connecting rod 15 rotating in the moving cavity 13. The hanging rod 14 is fixedly connected to one end of the connecting rod 15, and the hanging rod 14 moves along the arc groove 12. When the protective covers 2 on both sides are closed, the knob 6 is rotated to make the connecting rod 15 at the other end of the knob 6 rotate along the moving cavity 13, so that the hanging rod 14 at one end of the connecting rod 15 moves along the arc groove 12, and at the same time, the hanging rod 14 rotates into the protective cover 2 on the other side to lock the protective covers 2 on both sides.

[0027] Reference Figure 1 A handle 5 fixedly connected to the protective cover 2 is provided between the knob 6 and the observation window 4, and the protective covers 2 on both sides are opened or closed by the handle 5.

[0028] Working principle:

[0029] First, four U-shaped frames 3 are hung on the workbench 1 respectively, and then two L-shaped positioning plates 8 are placed in the U-shaped frames 3 respectively, and the telescopic rods 9 are adjusted according to the width of the workbench 1. The L-shaped positioning plates 8 limit the common center line of the U-shaped frames 3 on both sides, and the threaded rods 7 at the bottom of the U-shaped frames 3 are screwed to make the pressing plates 10 close to the bottom surface of the workbench 1 to fix the U-shaped frames 3. When the protective covers 2 on both sides are closed, the knob 6 is rotated to make the connecting rod 15 at the other end of the knob 6 rotate along the moving cavity 13, so that the hanging rod 14 at one end of the connecting rod 15 moves along the arc groove 12, and at the same time, the hanging rod 14 rotates to the protective cover 2 on the other side to lock the protective covers 2 on both sides.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A retractable protective cover for a large cutting machine tool, comprising a workbench (1), characterized in that: The workbench (1) is provided with a U-shaped frame (3) at both ends of the same side, and the top surfaces of the two U-shaped frames (3) at the same end are installed with multi-layer retractable protective covers (2). The bottoms of the two U-shaped frames (3) at the same end are provided with fixing components for detachably connecting the U-shaped frames (3) to the workbench (1), and the top surfaces of the two U-shaped frames (3) at the same end are provided with positioning components for placing the two U-shaped frames (3) on the same center line. An observation window (4) for observing the internal cutting conditions is provided on one side of the innermost layer of the protective cover (2), and a rotationally installed knob (6) is located below the observation window (4) on the innermost layer of the protective cover (2), and a locking component connected to the knob (6) and fixing the two protective covers (2) is provided inside the protective cover (2).

2. A retractable protective cover for a large cutting machine tool according to claim 1, characterized in that: The fixing assembly comprises a threaded rod (7) rotatably mounted at the bottom of the U-shaped frame (3); the top end of the threaded rod (7) is rotatably connected to a pressing plate (10); and the pressing plate (10) is located between the U-shaped frame (3) and the workbench (1).

3. The retractable protective cover for a large cutting machine tool according to claim 1, characterized in that: The positioning assembly comprises two L-shaped positioning plates (8), the two L-shaped positioning plates (8) are respectively mounted on two U-shaped frames (3) on both sides of the same end, and a telescopic rod (9) is fixedly connected between the two L-shaped positioning plates (8).

4. A retractable protective cover for a large cutting machine tool according to claim 3, characterized in that: A positioning groove (11) is provided on the top surface of the U-shaped frame (3), and the vertical end of the L-shaped positioning plate (8) is inserted into the positioning groove (11).

5. The retractable protective cover for a large cutting machine tool according to claim 1, characterized in that: The locking assembly comprises a hanging rod (14), a movable cavity (13) is provided at one end of the protective cover (2) on both sides, an arc groove (12) communicating with the movable cavity (13) is provided on the inner side of the protective cover (2), one end of the knob (6) is fixedly connected to a connecting rod (15) rotating in the movable cavity (13), the hanging rod (14) is fixedly connected to one end of the connecting rod (15), and the hanging rod (14) moves along the arc groove (12).

6. The retractable protective cover for a large cutting machine tool according to claim 1, characterized in that: A handle (5) fixedly connected to the protective cover (2) is provided between the knob (6) and the observation window (4).

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