Cutting machine

Abstract

The utility model discloses a cutting machine which can be used for cutting a hearth which is vertically placed and accurately clamping the hearth after centering the hearth. The technical problem to be solved by the utility model is solved by the following technical means: the technical scheme of the utility model is that the cutting machine comprises a machine tool main body and a clamping component which is arranged in the machine tool main body and is used for clamping a workpiece, the clamping assembly comprises a rotating base, a rotating driver for driving the rotating base to rotate, a rotatable pressing disc arranged over the rotating base and a lifting module for driving the pressing disc to ascend and descend, and a stepped protruding block matched with the bottom of the workpiece is arranged on the upper surface of the rotating base. The bottom of the pressing disc is arranged to be in a necking cone shape matched with the top of the workpiece. The utility model relates to the technical field of machine tools.

Description

Technical Field

[0001] The utility model relates to the technical field of processing machine tools, in particular to a cutting machine. Background Art

[0002] The tubular furnace or fiber furnace is generally annular, such as the tubular furnace disclosed in the patent with application number: CN202221552266.3. During the production process of this type of furnace, it is necessary to cut and drill holes on the outer layer, etc., which requires the use of a cutting machine. The workpieces in the cutting machine are mostly placed horizontally, but some furnaces are longer, and it is more convenient to place them vertically for processing. Therefore, the utility model proposes a cutting machine that can perform cutting processing on a vertically placed furnace. Utility Model Content

[0003] In order to solve the deficiencies of the prior art, the utility model provides a cutting machine, which can perform cutting processing on a vertically placed furnace and can accurately clamp the furnace after centering it.

[0004] The technical problem to be solved by the utility model is achieved through the following technical means: the technical solution of the utility model is a cutting machine, including a machine tool body, a clamping assembly arranged in the machine tool body and used to clamp a workpiece, the clamping assembly includes a rotating base, a rotating driver driving the rotating base to rotate, a rotatable pressure plate arranged directly above the rotating base and a lifting module driving the pressure plate to rise and fall, a stepped protrusion adapted to the bottom of the workpiece is arranged on the upper surface of the rotating base, and the bottom of the pressure plate is arranged to be a tapered shape adapted to the top of the workpiece.

[0005] In the above scheme, for the annular and relatively thick furnace workpiece, the utility model adopts the form of upper and lower clamping for fixing, and the rotating base and pressure plate used for upper and lower clamping are both rotatable, so the workpiece can be placed vertically and then clamped and cut by the cutting machine; in addition, the rotating base uses stepped protrusions and the pressure plate uses a tapered structure to limit the lower and upper parts of the workpiece respectively, so that the workpiece will not deflect centrifugally during the rotation process, so it can assist in accurate and neat cutting, wherein the tapered pressure plate can naturally center the workpiece during the downward pressing process. The rotating driver is a rotating motor.

[0006] In one embodiment, the rotary driver comprises a reducer, and the rotary base is connected to an output shaft of the reducer.

[0007] In one embodiment, the lifting module includes a fixed mounting seat, a first telescopic motor arranged on the fixed mounting seat, a lifting mounting frame arranged below the output shaft of the first telescopic motor, and a rotating unit arranged below the lifting mounting frame, the rotating unit includes two coaxially arranged bearings and a transmission shaft arranged in the bearings, and the lower end of the transmission shaft is connected to the pressure plate.

[0008] In the above scheme, the transmission shaft is used to connect the lifting mounting frame and the pressure plate, so that the pressure plate can both rotate and move up and down, wherein the lifting is driven by the first telescopic motor, and the rotation follows the workpiece driven by the rotating base.

[0009] In one embodiment, a bearing mounting seat is disposed outside the bearing, and an upper portion of the bearing mounting seat is disposed at the bottom of the lifting mounting frame.

[0010] In the above solution, the bearing in the middle of the transmission shaft plays the function of protecting and assisting rotation.

[0011] In one embodiment, the lifting module includes a guide cylinder arranged on the fixed mounting seat and a guide rod arranged on the upper part of the lifting mounting frame, and the guide rod penetrates the guide cylinder and slidably cooperates with the guide cylinder.

[0012] In the above scheme, the guiding cooperation of the guide cylinder and the guide rod can make the lifting and lowering of the pressure plate more accurate.

[0013] In one embodiment, a tool assembly is provided in the machine tool body, and the tool assembly includes a cutting tool or a grinding head, a second telescopic motor for installing the cutting tool or the grinding head and driving the cutting tool or the grinding head to perform telescopic movement, and a linear module for installing the second telescopic motor and driving the second telescopic motor to lift and lower, and the second telescopic motor is located on the slide of the linear module.

[0014] In the above scheme, the cutting tool can perform operations such as cutting or drilling on the workpiece, mainly cutting annular grooves, and the grinding head can grind the workpiece. Both the cutting tool and the grinding head can be replaced and installed on the output shaft of the second telescopic motor. Of course, they are generally equipped with a special tool fixture for use. The cutting tool is a conventional accessory of the machine tool, and the utility model uses a conventional tool without improving the cutting tool.

[0015] In one embodiment, the slide is further provided with a dust cover, and the dust cover is arranged on the outside of the cutting tool or the grinding head.

[0016] In the above scheme, the dust generated by grinding can be blocked by a dust cover to prevent it from being scattered randomly.

[0017] In one embodiment, a dust suction slot is provided on the upper rear portion of the dust shield, and the dust suction slot is connected to a vacuum cleaner via an inserted pipe.

[0018] In the above solution, the vacuum cleaner can be used to collect dust generated by grinding.

[0019] In one embodiment, a protective cover is disposed on the outside of the tool assembly, and a vertical through slot is disposed on the protective cover for the cutting tool or the grinding head to extend out. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 is a schematic diagram of the structure of the utility model in an embodiment;

[0021] Figure 2 is a schematic structural diagram of a clamping assembly and a tool assembly in an embodiment;

[0022] Figure 3 is a schematic diagram of the matching of a bearing and a transmission shaft in an embodiment;

[0023] Figure 4 The schematic diagram of the structure explosion of the tool assembly in one embodiment. DETAILED DESCRIPTION

[0024] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for ease of description, only the parts related to the present invention, rather than all structures, are shown in the accompanying drawings.

[0025] like Figures 1 to 4 As shown, the technical solution adopted by the utility model is: a cutting machine, including a machine tool body 1, a clamping assembly arranged in the machine tool body 1 and used to clamp a workpiece 2, the clamping assembly includes a rotating base 3, a rotating driver 4 for driving the rotating base 3 to rotate, a rotatable pressure plate 5 arranged directly above the rotating base 3 and a lifting module 6 for driving the pressure plate 5 to rise and fall, a stepped protrusion 7 adapted to the bottom of the workpiece 2 is arranged on the upper surface of the rotating base 3, and the bottom of the pressure plate 5 is arranged to be a tapered shape adapted to the top of the workpiece 2.

[0026] In the above scheme, for the annular and relatively thick furnace workpiece, the utility model adopts the form of upper and lower clamping for fixing, and the rotating base 3 and the pressure plate 5 used for upper and lower clamping are both rotatable, so the workpiece 2 can be placed vertically and then clamped and cut by the cutting machine; in addition, the rotating base 3 uses the stepped protrusion 7, and the pressure plate 5 uses the tapered structure, which can limit the lower and upper parts of the workpiece 2 respectively, so that the workpiece 2 will not deflect centrifugally during the rotation process, so it can assist in accurate and neat cutting, wherein the tapered pressure plate 5 can naturally center the workpiece 2 during the downward pressing process. The rotating driver 4 is a rotating motor.

[0027] In one embodiment, the rotary driver 4 includes a reducer 8 , and the rotary base 3 is connected to an output shaft of the reducer 8 .

[0028] In one embodiment, the lifting module 6 includes a fixed mounting seat 9, a first telescopic motor 10 arranged on the fixed mounting seat 9, a lifting mounting frame 11 arranged at the lower part of the output shaft of the first telescopic motor 10, and a rotating unit arranged at the lower part of the lifting mounting frame 11, the rotating unit includes two coaxially arranged bearings 12 and a transmission shaft 13 arranged in the bearings 12, and the lower end of the transmission shaft 13 is connected to the pressure plate 5.

[0029] In the above scheme, the transmission shaft 13 is used to connect the lifting mounting frame 11 and the pressure plate 5, so that the pressure plate 5 can both rotate and lift up and down, wherein the lifting is driven by the first telescopic motor 10, and the rotation follows the workpiece 2 driven by the rotating base 3.

[0030] In one embodiment, a bearing mounting seat 14 is disposed outside the bearing 12 , and an upper portion of the bearing mounting seat 14 is disposed at the bottom of the lifting mounting frame 11 .

[0031] In the above solution, the bearing 12 in the middle of the transmission shaft 13 plays the function of protecting and assisting the rotation.

[0032] In one embodiment, the lifting module 6 includes a guide cylinder 15 disposed on the fixed mounting seat 9 and a guide rod 16 disposed on the upper portion of the lifting mounting frame 11 , and the guide rod 16 penetrates the guide cylinder 15 and slidably cooperates with the guide cylinder 15 .

[0033] In the above scheme, the guiding cooperation between the guide cylinder 15 and the guide rod 16 can make the lifting and lowering of the pressure plate 5 more accurate.

[0034] In one embodiment, a tool assembly 17 is provided in the machine tool body 1, and the tool assembly 17 includes a cutting tool or a grinding head 18, a second telescopic motor 19 for installing the cutting tool or the grinding head 18 and driving the cutting tool or the grinding head 18 to perform telescopic movement, and a linear module 20 for installing the second telescopic motor 19 and driving the second telescopic motor 19 to lift and lower, and the second telescopic motor 19 is located on the slide 21 of the linear module 20.

[0035] In the above scheme, the cutting tool can perform operations such as cutting or drilling on the workpiece 2, mainly cutting annular grooves, and the grinding head can grind the workpiece 2. Both the cutting tool and the grinding head can be replaced and installed on the output shaft of the second telescopic motor 19. Of course, they are generally equipped with a special tool fixture for use; the cutting tool is a conventional accessory of the machine tool, and the utility model uses a conventional tool without improving the cutting tool.

[0036] In one embodiment, the slide 21 is further provided with a dust cover 22 , and the dust cover 22 is provided on the outside of the cutting tool or the grinding head 18 .

[0037] In the above solution, the dust generated by grinding can be blocked by the dust cover 22 to prevent it from being scattered randomly.

[0038] In one embodiment, a dust suction slot 23 is provided on the upper rear portion of the dust shield 22 , and the dust suction slot 23 is connected to a vacuum cleaner via an inserted pipe.

[0039] In the above solution, the vacuum cleaner can be used to collect dust generated by grinding.

[0040] In one embodiment, a protective cover 24 is disposed outside the tool assembly 17 , and a vertical through slot 25 is disposed on the protective cover 24 for the cutting tool or grinding head 18 to extend out.

Claims

1. A cutting machine, characterized in that: The invention comprises a machine tool body (1), a clamping assembly arranged in the machine tool body (1) and used for clamping a workpiece (2), the clamping assembly comprising a rotating base (3), a rotating driver (4) for driving the rotating base (3) to rotate, a rotatable pressure plate (5) arranged directly above the rotating base (3), and a lifting module (6) for driving the pressure plate (5) to rise and fall, a stepped protrusion (7) adapted to the bottom of the workpiece (2) is arranged on the upper surface of the rotating base (3), and the bottom of the pressure plate (5) is arranged to be a tapered shape adapted to the top of the workpiece (2).

2. A cutting machine according to claim 1, characterized in that: The rotary driver (4) comprises a reducer (8), and the rotary base (3) is connected to an output shaft of the reducer (8).

3. A cutting machine according to claim 1, characterized in that: The lifting module (6) comprises a fixed mounting seat (9), a first telescopic motor (10) arranged on the fixed mounting seat (9), a lifting mounting frame (11) arranged below the output shaft of the first telescopic motor (10), and a rotating unit arranged below the lifting mounting frame (11), wherein the rotating unit comprises two coaxially arranged bearings (12) and a transmission shaft (13) arranged in the bearings (12), and the lower end of the transmission shaft (13) is connected to the pressure plate (5).

4. A cutting machine according to claim 3, characterized in that: A bearing mounting seat (14) is arranged outside the bearing (12), and the upper part of the bearing mounting seat (14) is arranged at the bottom of the lifting mounting frame (11).

5. A cutting machine according to claim 3, characterized in that: The lifting module (6) comprises a guide cylinder (15) arranged on the fixed mounting seat (9) and a guide rod (16) arranged on the upper part of the lifting mounting frame (11); the guide rod (16) penetrates the guide cylinder (15) and slidably cooperates with the guide cylinder (15).

6. A cutting machine according to claim 1, characterized in that: The machine tool body (1) is provided with a tool assembly (17), the tool assembly (17) comprising a cutting tool or a grinding head (18), a second telescopic motor (19) for mounting the cutting tool or the grinding head (18) and driving the cutting tool or the grinding head (18) to perform telescopic movement, and a linear module (20) for mounting the second telescopic motor (19) and driving the second telescopic motor (19) to perform lifting and lowering, the second telescopic motor (19) being located on a slide table (21) of the linear module (20).

7. A cutting machine according to claim 6, characterized in that: The slide table (21) is also provided with a dust cover (22), and the dust cover (22) is arranged outside the cutting tool or the grinding head (18).

8. A cutting machine according to claim 7, characterized in that: A dust suction slot (23) is provided on the upper rear portion of the dust shield (22), and the dust suction slot (23) is connected to a dust collector via an inserted pipeline.

9. A cutting machine according to claim 6, characterized in that: A protective cover (24) is arranged outside the tool assembly (17), and a vertical through slot (25) is arranged on the protective cover (24) for the cutting tool or grinding head (18) to extend out.

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