Cutting device for machining

Abstract

The utility model relates to the technical field of machining, and discloses a cutting device for machining which comprises a base, supporting plates are symmetrically and fixedly connected to the lower surface of the base, sliding grooves are formed in the two supporting plates correspondingly, sliding blocks are slidably arranged in the two sliding grooves correspondingly, and a lead screw is rotatably arranged between the two sliding blocks; a movable block is arranged on the lead screw in a threaded mode, a motor is fixedly installed on the upper surface of the movable block, a cutting blade is arranged at the output end of the motor, and a driving motor is fixedly installed on one side of one sliding block. According to the cutting device, the cutting blade can be driven to vertically move by rotating the connecting rod, so that the cutting device can be suitable for different cutting depths of workpieces, the cutting blade can be stored through the protective shell, the cutting blade is prevented from being exposed to the outside all the time, and the safety and practicability of the cutting device are improved.

Description

Technical Field

[0001] This application relates to the technical field of machining, and particularly relates to a cutting device for machining. Background Technique

[0002] Machining refers to the process of changing the shape, size or performance of a workpiece through a mechanical device. It can be divided into cutting machining and pressure machining according to the differences in machining methods. Cutting devices are required for machining mechanical workpieces.

[0003] Currently, the height of the cutting blades on cutting devices is mostly fixed, which is not convenient for flexible adjustment according to the requirements of actual workpieces. Workpieces of different materials and thicknesses may require different cutting depths to achieve the best cutting effect and production requirements, and the fixed height limits this flexibility. Moreover, when the cutting blades are not in use, they are mostly directly exposed to the outside. The exposed cutting blades are likely to cause accidental injuries. Workers may accidentally touch the blades and get injured, presenting certain safety hazards.

[0004] The above information disclosed in this background technique is only used to increase the understanding of the background technique of this application. Therefore, it may include prior art that is not known to ordinary technicians in this field. Utility Model Content

[0005] In order to solve the problems that the height of the cutting blades is mostly fixed, which is not convenient for flexible adjustment according to the requirements of actual workpieces, and when the cutting blades are not in use, they are mostly directly exposed to the outside, and the exposed cutting blades are likely to cause accidental injuries, this application provides a cutting device for machining.

[0006] The cutting device for machining provided by this application adopts the following technical solutions:

[0007] A cutting device for machining, including a base. The lower surface of the base is symmetrically and fixedly connected with support plates. Sliding grooves are formed in both support plates. Sliders are slidably arranged in both sliding grooves. A lead screw is rotatably arranged between the two sliders. A movable block is arranged on the lead screw in a threaded manner. A motor is fixedly installed on the upper surface of the movable block. A cutting blade is arranged at the output end of the motor. A driving motor is fixedly installed on one side of one of the sliders. The output end of the driving motor is in transmission connection with one end of the lead screw. A screw rod is rotatably arranged in one of the sliding grooves. The screw rod passes through one of the sliders and is in threaded connection with it. A driving component is arranged on one of the support plates. The driving component is in transmission connection with the screw rod. A protective shell is rotatably arranged on one side of the upper surface of the base. The cutting blade is located inside the protective shell. A clamping mechanism is arranged at the rear side of the upper surface of the base.

[0008] Preferably, the driving assembly includes a connecting rod, a first bevel gear and a second bevel gear. The first bevel gear is sleeved on the screw rod. The connecting rod is rotatably arranged on one of the support plates. The second bevel gear is fixedly connected to one end of the connecting rod. The second bevel gear meshes with the first bevel gear. One of the support plates is connected to the connecting rod through a fixing assembly.

[0009] Preferably, the fixing assembly includes a support block and a fixing rod. The support block is fixedly connected to one side of one of the support plates. The fixing rod is slidably arranged on the support block. A plurality of fixing holes are formed through the side wall of the connecting rod. The bottom end of the fixing rod is inserted into the fixing hole.

[0010] Preferably, a knob is fixedly connected to one end of the connecting rod. A limiting rod is fixedly connected between the two sliders. The limiting rod penetrates through the movable block and is slidably connected to it.

[0011] Preferably, a cutting groove and a movable groove are formed through the base. The cutting blade is located in the cutting groove. The motor is located in the movable groove.

[0012] In summary, the present application includes the following beneficial technical effects:

[0013] By rotating the connecting rod, the second bevel gear can be driven to rotate. The second bevel gear can drive the screw rod to rotate through the first bevel gear. The screw rod can drive the slider to move vertically, so as to drive the cutting blade to move vertically. Compared with the prior art, it has the effect that by rotating the connecting rod, the cutting blade can be driven to move vertically, so as to be applicable to different cutting depths of workpieces, and the cutting blade can be stored through the protective shell, avoiding the cutting blade being always exposed to the outside, and improving the safety and practicability of the cutting device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a three-dimensional structure schematic diagram of an embodiment of the application;

[0015] Figure 2 is a structural schematic diagram of the driving assembly of an embodiment of the application;

[0016] Figure 3 is a structural schematic diagram of the cutting groove and the movable groove of an embodiment of the application;

[0017] Figure 4 is a structural schematic diagram of the fixing assembly of an embodiment of the application.

[0018] Description of reference numerals: 1, base; 2, clamping mechanism; 3, support plate; 4, drive motor; 5, knob; 6, lead screw; 7, limit rod; 8, movable block; 9, motor; 10, protective housing; 11, cutting blade; 12, screw; 13, slider; 14, first bevel gear; 15, second bevel gear; 16, connecting rod; 17, cutting groove; 18, movable groove; 19, sliding groove; 20, fixing hole; 21, fixing rod; 22, support block. Detailed implementation manners

[0019] The following will further elaborate on this application in conjunction with the attached Figures 1-4 drawings.

[0020] An embodiment of this application discloses a cutting device for machining. Refer to Figures 1-4, A cutting device for machining, including a base 1. Symmetrically and fixedly connected to the lower surface of the base 1 are support plates 3. Slide grooves 19 are provided on both support plates 3. Slide blocks 13 are slidably arranged in the two slide grooves 19. A lead screw 6 is rotatably arranged between the two slide blocks 13. A movable block 8 is threadedly arranged on the lead screw 6. A motor 9 is fixedly installed on the upper surface of the movable block 8. The output end of the motor 9 is provided with a cutting blade 11. A drive motor 4 is fixedly installed on one side of one of the slide blocks 13. The output end of the drive motor 4 is in transmission connection with one end of the lead screw 6. A screw rod 12 is rotatably arranged in one of the slide grooves 19. The screw rod 12 passes through one of the slide blocks 13 and is threadedly connected thereto. A drive assembly is arranged on one of the support plates 3. The drive assembly is in transmission connection with the screw rod 12. A protective shell 10 is rotatably arranged on one side of the upper surface of the base 1. The cutting blade 11 is located inside the protective shell 10. A clamping mechanism 2 is arranged at the rear side of the upper surface of the base 1. The clamping mechanism 2 is a prior art and is widely used in society, so it will not be elaborated too much; during use, by rotating the protective shell 10, the cutting blade 11 is opened. The mechanical workpiece to be cut is placed on the base 1. The workpiece can be clamped and fixed by the clamping mechanism 2. The motor 9 can drive the cutting blade 11 to rotate. By starting the drive motor 4, the lead screw 6 can be driven to rotate. The lead screw 6 can drive the movable block 8 to move, so as to drive the cutting blade 11 to move, and then the workpiece can be cut. When it is necessary to adjust the cutting depth of the workpiece, the drive assembly can drive the screw rod 12 to rotate. The screw rod 12 can drive the slide block 13 to move vertically, so as to drive the cutting blade 11 to move vertically. When the position of the cutting blade 11 is adjusted, the workpiece can be processed again by the cutting blade 11. When the cutting blade 11 is not needed, the drive motor 4 drives the cutting blade 11 to move to the rightmost side. By reversely rotating the protective shell 10, it can be made to contact the upper surface of the base 1. During this process, the drive assembly can drive the cutting blade 11 to move vertically, so as to be applicable to different cutting depths of the workpiece. And the protective shell 10 can store the cutting blade 11, avoiding the cutting blade 11 being always exposed to the outside, improving the safety and practicability of the cutting device.

[0021] Refer to Figure 1 and Figure 2 , The drive assembly includes a connecting rod 16, a first bevel gear 14 and a second bevel gear 15. The first bevel gear 14 is sleeved on the screw rod 12. The connecting rod 16 is rotatably arranged on one of the support plates 3. The second bevel gear 15 is fixedly connected to one end of the connecting rod 16. The second bevel gear 15 meshes with the first bevel gear 14. One of the support plates 3 is connected to the connecting rod 16 through a fixing component; by rotating the connecting rod 16, the second bevel gear 15 can be driven to rotate. The second bevel gear 15 can drive the screw rod 12 to rotate through the first bevel gear 14. The fixing component can fix the rotated connecting rod 16.

[0022] Reference Figure 4 The fixing assembly includes a support block 22 and a fixing rod 21. The support block 22 is fixedly connected to one side of one of the support plates 3. The fixing rod 21 is slidably set on the support block 22. A plurality of fixing holes 20 are penetrated through the side wall of the connecting rod 16. The bottom end of the fixing rod 21 is inserted into the fixing hole 20. The connecting rod 16 can be rotated by moving the fixing rod 21 upward to make its bottom end disengage from the fixing hole 20, and the connecting rod 16 can be fixed by moving the fixing rod 21 downward to make its bottom end inserted into the fixing hole 20.

[0023] Reference Figure 1 and Figure 2 A knob 5 is fixedly connected to one end of the connecting rod 16, and a limit rod 7 is fixedly connected between the two sliders 13. The limit rod 7 passes through the movable block 8 and is slidably connected thereto; the knob 5 makes it easy for the user to rotate the connecting rod 16, and the limit rod 7 can ensure the normal movement of the movable block 8.

[0024] Reference Figures 1-3 A cutting groove 17 and a movable groove 18 are formed through the base 1 , the cutting blade 11 is located in the cutting groove 17 , and the motor 9 is located in the movable groove 18 .

[0025] The implementation principle of a cutting device for mechanical processing in the embodiment of the present application is as follows: the electrical components appearing in the present application are all externally connected to a power supply and a control switch when in use. When in use, the cutting blade 11 is opened by rotating the protective shell 10, and the mechanical workpiece to be cut is placed on the base 1. The workpiece can be clamped and fixed by the clamping mechanism 2, and the cutting blade 11 can be driven to rotate by the motor 9. The screw rod 6 can be driven to rotate by starting the driving motor 4, and the screw rod 6 can drive the movable block 8 to move, thereby driving the cutting blade 11 to move, and then the workpiece is cut. When the cutting depth of the workpiece needs to be adjusted, the screw rod 12 can be driven to rotate by the driving assembly, and the screw rod 12 can drive the slider 13 to move vertically, thereby driving the cutting blade 11 to move vertically. After the position of the cutting blade 11 is adjusted, the workpiece can be processed again by the cutting blade 11. When the cutting blade 11 is not needed, the cutting blade 11 is driven to move to the far right by the driving motor 4, and the protective shell 10 is rotated in the opposite direction to make it contact with the upper surface of the base 1.

[0026] The following points should be noted: First, in the description of this application, it should be noted that unless otherwise specified and defined, the terms "installed", "connected", and "coupled" should be understood in a broad sense, which can be a mechanical connection or an electrical connection, or the communication inside two components, and can be directly connected. The terms "upper", "lower", "left", "right", etc. are only used to represent the relative positional relationship. When the absolute position of the object being described changes, the relative positional relationship may change;

[0027] Second, in the drawings of the disclosed embodiments of the present utility model, only the structures related to the disclosed embodiments are involved. For other structures, reference can be made to the general design. Without conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0028] Finally, the above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

[0029] The above are all the preferred embodiments of this application and do not limit the protection scope of this application accordingly. Therefore, any equivalent changes made according to the structure, shape, and principle of this application shall be covered within the protection scope of this application.

Claims

1. A cutting device for mechanical processing, comprising a base (1), characterized in that: The lower surface of the base (1) is symmetrically fixedly connected with a support plate (3), and a slide groove (19) is provided on each of the two support plates (3). A slider (13) is slidably provided in each of the two slide grooves (19). A screw rod (6) is rotatably provided between the two sliders (13). A movable block (8) is threadedly provided on the screw rod (6). An electric motor (9) is fixedly installed on the upper surface of the movable block (8). A cutting blade (11) is provided at the output end of the electric motor (9). A driving motor (4) is fixedly installed on one side of one of the sliders (13). The output end of the motor (4) is transmission-connected to one end of the screw rod (6); a screw rod (12) is rotatably arranged in one of the slide grooves (19); the screw rod (12) passes through one of the sliders (13) and is threadedly connected thereto; a driving assembly is arranged on one of the support plates (3); the driving assembly is transmission-connected to the screw rod (12); a protective shell (10) is rotatably arranged on one side of the upper surface of the base (1); the cutting blade (11) is located in the protective shell (10); and a clamping mechanism (2) is arranged on the rear side of the upper surface of the base (1).

2. A cutting device for mechanical processing according to claim 1, characterized in that: The driving assembly comprises a connecting rod (16), a first bevel gear (14) and a second bevel gear (15); the first bevel gear (14) is sleeved on the screw rod (12); the connecting rod (16) is rotatably arranged on one of the support plates (3); the second bevel gear (15) is fixedly connected to one end of the connecting rod (16); the second bevel gear (15) is meshed with the first bevel gear (14); and one of the support plates (3) is connected to the connecting rod (16) via a fixing assembly.

3. A cutting device for mechanical processing according to claim 2, characterized in that: The fixing assembly comprises a support block (22) and a fixing rod (21); the support block (22) is fixedly connected to one side of one of the support plates (3); the fixing rod (21) is slidably arranged on the support block (22); a plurality of fixing holes (20) are penetrated through the side wall of the connecting rod (16); the bottom end of the fixing rod (21) is inserted into the fixing hole (20).

4. A cutting device for mechanical processing according to claim 2, characterized in that: A knob (5) is fixedly connected to one end of the connecting rod (16), and a limit rod (7) is fixedly connected between the two sliding blocks (13). The limit rod (7) passes through the movable block (8) and is slidably connected thereto.

5. A cutting device for mechanical processing according to claim 1, characterized in that: The base (1) is provided with a cutting groove (17) and a movable groove (18), the cutting blade (11) is located in the cutting groove (17), and the motor (9) is located in the movable groove (18).

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