Numerical control cutting machine tool capable of cutting at equal intervals

Abstract

The utility model relates to the technical field of numerical control machine tools, and discloses a numerical control cutting machine tool capable of cutting at equal intervals, which is characterized in that two sides of a support of a rack are provided with propelling and position correcting mechanisms along the plate surface direction of a cutting table, a cutting mechanism is arranged below a supporting table of the propelling and position correcting mechanisms, and a position correcting screw rod is rotatably connected in a shaft rod of a cutting shaft; the outer side of a shaft rod of the position correcting lead screw is symmetrically sleeved with position correcting sliding tables guiding the cutting shaft, and the outer sides of the position correcting sliding tables are sleeved with cutting discs. When a numerical control cutting machine tool is used for cutting, the cutting distance of the cutting discs in the cutting mechanism can be pre-adjusted according to the cutting distance of workpieces, so that the adjacent multiple groups of cutting discs are kept in an equidistant state for cutting work, and then after the workpieces are placed, the workpieces are pushed forwards and backwards by the aid of up-down position correction and front-back pushing of the pushing position correction mechanism. And under the braking cutting of the cutting mechanism, a single-time multi-group cutting process is carried out on the workpiece.

Description

Technical Field

[0001] The utility model relates to the technical field of numerical control machine tools, in particular to a numerical control cutting machine tool capable of cutting in equidistant sections. Background Art

[0002] CNC machine tools have better solved the problems of complex, precise, small-batch and multi-variety parts processing. They are flexible and high-efficiency automated machine tools, representing the development direction of modern machine tool control technology and a typical mechatronics product. With the improvement of CNC machine tools, there are more and more processing methods for CNC machine tools. Among them, CNC cutting machine tools, as a commonly used form of machine tools, have a very wide range of mechanical processing and are widely used, as shown in the existing patent technology: After searching, China Patent Network has disclosed a CNC cutting machine tool (public announcement number CN218926486U). During the use of this type of device, after the workpiece is placed, the workpiece is moved by the overall moving mechanism of the workpiece, and its cutting position is adjusted, and then the workpiece is cut by the CNC cutting machine tool body.

[0003] However, there are still some shortcomings in the above-mentioned public patents and the CNC cutting machines adopted in the existing market: the existing method of using displacement adjustment to move the workpiece to the bottom of the cutting machine body for cutting, when cutting the workpiece, only a single group of cutting processes can be performed at a time, and frequent displacement is required to complete the workpiece slitting process, and the cutting efficiency is relatively low. To this end, those skilled in the art provide a CNC cutting machine that can cut in equidistant segments to solve the problems raised in the above-mentioned background technology. Utility Model Content

[0004] The main purpose of the utility model is to provide a CNC cutting machine tool that can cut in equidistant sections, which can effectively solve the problem that the existing CNC cutting machine tools in the background technology have a relatively single cutting method and a relatively low cutting efficiency.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a CNC cutting machine tool capable of equidistant segment cutting, comprising a frame and a cutting table installed on the upper end of the frame bracket, a propulsion calibration mechanism is arranged on both sides of the frame bracket along the plate surface direction of the cutting table, and a cutting mechanism is installed under the support platform of the propulsion calibration mechanism;

[0006] The cutting mechanism includes a cutting frame installed under the support platform of the propulsion and calibration mechanism, cutting shafts are installed at both ends of the cutting frame, and a transmission motor is installed at the upper end of the cutting frame, the transmission motor and the cutting shaft are connected by a transmission belt, the shaft of the cutting shaft is rotatably connected with a calibration screw rod, and the outer side of the shaft of the calibration screw rod is symmetrically sleeved with a calibration slide guided by the cutting shaft, and the outer side of the calibration slide is sleeved with a cutting disk.

[0007] As a further solution of the utility model: an adjusting knob is installed at one end of the shaft of the calibration screw, and the calibration screw is bounded by a center line, and positive and negative threads that are compatible with two groups of calibration slides are respectively arranged on both sides of the center line.

[0008] As a further solution of the utility model: the outer side of the shaft of the cutting shaft is marked with a scale.

[0009] As a further solution of the utility model: a transmission pulley A is provided at the output end of the transmission motor, a transmission pulley B is provided at one end of the shaft rod of the two groups of cutting shafts, and the transmission pulley A is connected to the transmission pulley B by a transmission belt, and guide wheels guided by the transmission belt are symmetrically provided on both sides of the body of the transmission motor.

[0010] As a further solution of the utility model: the propulsion calibration mechanism includes propulsion rails symmetrically installed on both sides of the frame bracket, the upper end of the track of the propulsion rails is slidably connected with an arm frame, the upper end of the arm frame is symmetrically staggered with a lifting frame, the interior of the lifting frame is symmetrically provided with lifting rails, and the front end of the track of the lifting rails is slidably connected with a lifting slide fixedly connected to the cutting frame.

[0011] As a further solution of the utility model: a propulsion rack fixed on the frame is installed under the track of each group of the propulsion guide rails, propulsion motors are symmetrically arranged on both sides of the bracket of the arm frame, and a transmission gear meshing with the propulsion rack is arranged at the output end of the propulsion motor.

[0012] As a further solution of the utility model: a lifting screw connected to the lifting slide is installed inside the bracket of the lifting frame, and a lifting motor fixed on the lifting frame is installed on the top of the shaft of the lifting screw.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model can pre-adjust the cutting spacing of the cutting discs in the cutting mechanism according to the cutting spacing of the workpieces when the CNC cutting machine is used for the cutting process, so that the adjacent groups of cutting discs can be kept in an equidistant state for cutting. After the workpieces are placed, the upper and lower positioning and forward and backward propulsion of the advancement and alignment mechanism are utilized, and the workpieces are cut in a single multi-group form under the braking cutting of the cutting mechanism, which improves the cutting efficiency while saving the cutting time, and has good modular cutting performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of a CNC cutting machine tool capable of cutting in equidistant segments according to the utility model;

[0016] Figure 2 It is a structural schematic diagram of a cutting mechanism in a CNC cutting machine tool capable of equidistant segment cutting according to the utility model;

[0017] Figure 3 It is a structural schematic diagram of a propulsion calibration mechanism in a CNC cutting machine tool capable of equidistant segment cutting according to the utility model;

[0018] Figure 4 The utility model is a CNC cutting machine tool capable of cutting in equidistant sections. Figure 3 A magnified schematic diagram of center A.

[0019] In the figure: 1. frame; 2. cutting table; 3. arm frame; 4. propulsion motor; 5. lifting frame; 6. lifting motor; 7. cutting frame; 8. cutting shaft; 9. cutting disk; 10. lifting screw; 11. lifting guide rail; 12. lifting slide; 13. transmission gear; 14. propulsion rack; 15. propulsion guide rail; 16. transmission motor; 17. transmission pulley A; 18. guide wheel; 19. transmission belt; 20. transmission pulley B; 21. alignment screw; 22. alignment slide; 23. adjustment knob. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] Please refer to Figure 1-4As shown, a CNC cutting machine capable of cutting in equidistant segments comprises a frame 1 and a cutting table 2 mounted on the upper end of a bracket of the frame 1, a propulsion and calibration mechanism is arranged on both sides of the bracket of the frame 1 along the plate surface direction of the cutting table 2, and a cutting mechanism is arranged below the support platform of the propulsion and calibration mechanism, the cutting mechanism comprises a cutting frame 7 mounted below the support platform of the propulsion and calibration mechanism, a cutting shaft 8 is arranged at both ends of the bracket of the cutting frame 7, a calibration screw 21 is rotatably connected inside the shaft of the cutting shaft 8, and a calibration slide 22 guided by the cutting shaft 8 is symmetrically sleeved on the outer side of the shaft of the calibration screw 21, a cutting disc 9 is sleeved on the outer side of the calibration slide 22, an adjusting knob 23 is arranged on one end of the shaft of the calibration screw 21, and the calibration screw 21 is bounded by a midline, and two sides of the midline are respectively arranged There are positive and negative threads compatible with the two groups of calibration slides 22, and the outer side of the shaft of the cutting shaft 8 is engraved with a scale. When the workpiece is cut using a CNC cutting machine, the cutting spacing of adjacent cutting discs 9 can be pre-adjusted according to the workpiece cutting spacing. Then, during the adjustment process, a wrench tool is used to rotate the adjustment knob 23 to drive the calibration screw 21 to rotate. During the rotation of the calibration screw 21, the transmission combination of its positive and negative threads is used to push the two groups of calibration slides 22 to slide symmetrically along the shaft direction of the cutting shaft 8, and the spacing between the two groups of cutting discs 9 on the cutting shaft 8 is pre-adjusted. Then, in the same way, the spacing between the two groups of cutting discs 9 on the other group of cutting shafts 8 is adjusted to keep multiple groups of cutting discs 9 at equal spacing, so as to facilitate single-time multi-group cutting of the workpiece.

[0024] A transmission motor 16 is installed on the upper end of the bracket of the cutting frame 7. The transmission motor 16 is connected to the cutting shaft 8 through a transmission belt 19. A transmission pulley A17 is provided at the output end of the transmission motor 16. One end of the shaft of the two groups of cutting shafts 8 is provided with a transmission pulley B20, and the transmission pulley A17 is connected to the transmission pulley B20 through the transmission belt 19. Guide wheels 18 guided by the transmission belt 19 are symmetrically provided on both sides of the body of the transmission motor 16. When cutting the workpiece, the transmission motor 16 is controlled to work, driving the transmission pulley A17 to rotate, and utilizing the transit transmission of the transmission belt 19 to drive the transmission pulley B20 to rotate, and then driving the cutting shaft 8 to rotate, driving the cutting disk 9 to rotate and cut, and performing the slitting process on the workpiece.

[0025] The propulsion calibration mechanism includes propulsion guide rails 15 symmetrically installed on both sides of the frame 1 bracket, and the upper end of the track of the propulsion guide rails 15 is slidably connected with an arm frame 3. A propulsion rack 14 fixed to the frame 1 is installed under the track of each set of propulsion guide rails 15. Propulsion motors 4 are symmetrically arranged on both sides of the bracket of the arm frame 3, and the output end of the propulsion motor 4 is provided with a transmission gear 13 meshing with the propulsion rack 14. By controlling the operation of the propulsion motor 4, the transmission gear 13 is driven to rotate, and the meshing transmission of the transmission gear 13 and the propulsion rack 14 is utilized to convert the meshing force into a horizontal propulsion force, so as to push the arm frame 3 to slide along the track direction of the propulsion guide rail 15, dynamically promote and adjust the cutting position of the cutting disk 9, and perform comprehensive cutting on the workpiece.

[0026] The upper end of the arm frame 3 is symmetrically staggered with a lifting frame 5, and the interior of the lifting frame 5 is symmetrically provided with a lifting guide rail 11, and the front end of the track of the lifting guide rail 11 is slidably connected to a lifting slide 12 fixedly connected to the cutting frame 7, and a lifting screw rod 10 connected to the lifting slide 12 is installed inside the bracket of the lifting frame 5, and a lifting motor 6 fixed on the lifting frame 5 is installed on the top of the shaft rod of the lifting screw rod 10. By controlling the operation of the lifting motor 6, the lifting screw rod 10 is driven to rotate, and the lifting slide 12 is pushed to lift and slide along the track direction of the lifting guide rail 11, and the cutting height of the cutting disk 9 is adjusted to enable it to cut the workpiece.

[0027] The working principle of the utility model is as follows: when the workpiece is cut, the workpiece to be cut is placed on the cutting table 2, and then the cutting spacing of the adjacent cutting discs 9 can be pre-adjusted according to the workpiece cutting spacing, and then during the adjustment process, the adjusting knob 23 is rotated by a wrench tool to drive the calibration screw 21 to rotate, and during the rotation of the calibration screw 21, the transmission combination of its positive and negative threads is used to push the two groups of calibration slides 22 to slide symmetrically along the axis direction of the cutting shaft 8, and the spacing of the two groups of cutting discs 9 on the cutting shaft 8 is pre-adjusted, and then the spacing of the two groups of cutting discs 9 on the other group of cutting shafts 8 is adjusted in the same way, so that the multiple groups of cutting discs 9 maintain an equal spacing, so as to facilitate the single multi-group cutting of the workpiece, and after the adjustment and calibration are completed, the lifting motor 6 is controlled to work , driving the lifting screw 10 to rotate, pushing the lifting slide 12 to lift and slide along the track direction of the lifting guide rail 11, adjusting the cutting height of the cutting disk 9 to adapt it to the workpiece, and then controlling the transmission motor 16 to work, driving the transmission pulley A17 to rotate, and utilizing the transit transmission of the transmission belt 19 to drive the transmission pulley B20 to rotate, and then driving the cutting shaft 8 to rotate, driving the cutting disk 9 to rotate and cut, and performing the workpiece slitting process. At the same time, by controlling the propulsion motor 4 to work, driving the transmission gear 13 to rotate, utilizing the meshing transmission of the transmission gear 13 and the propulsion rack 14, the meshing force is converted into a horizontal propulsion force, pushing the arm frame 3 to slide along the track direction of the propulsion guide rail 15, dynamically promoting and adjusting the cutting position of the cutting disk 9, and performing a comprehensive cutting operation on the workpiece.

[0028] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A CNC cutting machine capable of cutting in equidistant segments, comprising a frame (1) and a cutting table (2) mounted on the upper end of a bracket of the frame (1), characterized in that: A propulsion and alignment mechanism is provided on both sides of the support of the frame (1) along the plate surface direction of the cutting table (2), and a cutting mechanism is installed below the support platform of the propulsion and alignment mechanism; The cutting mechanism comprises a cutting frame (7) installed below a support platform of the advancing and calibrating mechanism, a cutting shaft (8) being installed at both ends of the frame of the cutting frame (7), and a transmission motor (16) being installed at the upper end of the frame of the cutting frame (7), the transmission motor (16) and the cutting shaft (8) being connected to each other by a transmission belt (19), a calibration screw rod (21) being rotatably connected inside the shaft of the cutting shaft (8), and a calibration slide table (22) guided by the cutting shaft (8) being symmetrically sleeved on the outer side of the shaft of the calibration screw rod (21), and a cutting disc (9) being sleeved on the outer side of the calibration slide table (22).

2. A CNC cutting machine capable of equidistant segment cutting according to claim 1, characterized in that: An adjusting knob (23) is installed at one end of the shaft of the positioning screw (21), and the positioning screw (21) is bounded by a center line, and positive and negative threads that match the two groups of positioning slides (22) are respectively arranged on both sides of the center line.

3. A CNC cutting machine capable of equidistant segment cutting according to claim 1, characterized in that: The outer side of the shaft of the cutting shaft (8) is marked with a scale.

4. A CNC cutting machine capable of equidistant segment cutting according to claim 1, characterized in that: A transmission pulley A (17) is provided at the output end of the transmission motor (16), a transmission pulley B (20) is provided at one end of the shaft rods of the two groups of cutting shafts (8), and the transmission pulley A (17) and the transmission pulley B (20) are connected by a transmission belt (19), and guide wheels (18) guided by the transmission belt (19) are symmetrically provided on both sides of the body of the transmission motor (16).

5. The CNC cutting machine capable of equidistant segment cutting according to claim 1, characterized in that: The advancing and calibrating mechanism comprises advancing rails (15) symmetrically mounted on both sides of a frame (1), the upper end of the rail of the advancing rail (15) being slidably connected to an arm frame (3), the upper end of the arm frame (3) being symmetrically staggered with a lifting frame (5), the interior of the lifting frame (5) being symmetrically provided with lifting rails (11), and the front end of the rail of the lifting rail (11) being slidably connected to a lifting slide (12) fixedly connected to a cutting frame (7).

6. A CNC cutting machine capable of equidistant segment cutting according to claim 5, characterized in that: A propulsion rack (14) fixed to the frame (1) is installed below the track of each set of the propulsion guide rails (15), and propulsion motors (4) are symmetrically arranged on both sides of the bracket of the arm frame (3), and a transmission gear (13) meshing with the propulsion rack (14) is arranged at the output end of the propulsion motor (4).

7. A CNC cutting machine capable of equidistant segment cutting according to claim 5, characterized in that: A lifting screw rod (10) connected to a lifting slide (12) is installed inside the bracket of the lifting frame (5), and a lifting motor (6) fixed on the lifting frame (5) is installed at the top of the shaft of the lifting screw rod (10).

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