Numerical control cutting machine

Abstract

The utility model relates to the field of cutting machines, and discloses a numerical control cutting machine which comprises a hollow seat, sliding rails are fixedly connected to the left side and the right side of the top of the hollow seat, a gantry crane is slidably connected to the tops of the two sliding rails, a sliding block is slidably connected to the front side of the gantry crane, and a servo motor is fixedly connected to the rear side of the sliding block. The output end of the servo motor is fixedly connected with a gear, the top of the gantry crane is fixedly connected with a rack, the gear is connected with the rack in a meshed mode, and the front side of the sliding block is fixedly connected with an electric telescopic rod. A steel plate is placed on the discharging block, the servo motor drives the gear to rotate, the steel plates with different thicknesses are cut through rack meshing and sliding block moving, the electric telescopic rod drives the moving block to move up and down, the position of the cutting gun is adjusted, the cutting gun is replaced or maintained, and the limiting clamping block is taken out to release clamping with the circular ring. And steel plates with different thicknesses can be cut, and the cutting gun can be taken out and replaced.

Description

Technical Field

[0001] The utility model relates to the field of cutting machines, in particular to a numerically controlled cutting machine. Background Art

[0002] CNC cutting machine is a high-precision, high-efficiency automated cutting equipment, widely used in the processing of metal, plastic, wood, and glass materials. It controls the motion trajectory of the cutting tool through computer numerical control to achieve precise cutting. Common CNC cutting technologies include laser cutting, water jet cutting, and plasma cutting. CNC cutting machine has the advantages of simple operation, high cutting quality, and high repeatability. Users can input cutting drawings through computer software, and the machine cuts according to the set parameters, reducing manual intervention and improving production efficiency. In addition, CNC cutting machine has a fast cutting speed and can handle materials of different thicknesses and shapes. It is widely used in manufacturing, construction, and automotive industries. With the development of technology, CNC cutting machine is developing in a more intelligent and integrated direction, combined with automated production lines and intelligent monitoring, making the production process more efficient and flexible.

[0003] A search revealed a Chinese patent publication number of CN221516363U, which discloses a CNC cutting machine that facilitates rapid positioning. The invention comprises a housing, a cutting table and a support plate fixedly mounted on the upper end of the housing, a cutting machine body movably mounted above the housing via a slide, and a pneumatic cylinder fixedly mounted on the outer side of the support plate. The utility model provides positioning plates 1 on the front and rear sides of the cutting table, which are driven by a pneumatic cylinder to clamp and position the front and rear sides of the workpiece. Positioning plates 2 are provided on the left and right sides of the cutting table, which can rotate horizontally along the inner side of the support frame and are fixed by positioning screws. The support frame is connected to a bidirectional screw rod, which can rotate under the drive of a motor, driving the support frame to move horizontally and adjust the spacing between the positioning plates 2. The positioning plates 2 clamp and position the left and right sides of the workpiece. Compared with traditional cutting machines, the invention can quickly position workpieces of various shapes, is more convenient to use, and has higher accuracy and work efficiency. However, in actual use, due to the distance limit of the cutting gun head moving up and down, the thickness of the steel plate to be cut can only be within a certain range. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a CNC cutting machine, which aims to improve the problem in the prior art that the cutting gun head can only cut steel plates of a certain thickness due to the distance it moves up and down.

[0005] The top of the two guide rails is fixedly provided with a toothed connecting strip which is cooperatively connected with the toothed connecting strip, and the toothed connecting strip is connected with the toothed connecting strip respectively.

[0006] According to the above technical solution, the steel plate to be cut is placed above the discharge block. Then, the servo motor is activated to drive the gear to rotate, and through the meshing connection with the rack, the sliding block is moved. When it is necessary to cut steel plates of different thicknesses, the electric telescopic rod is activated to drive the moving block to the bottom of the sliding block, thereby driving the mechanism above the moving block to move together, thereby changing the position of the cutting gun. At the same time, when the cutting gun needs to be replaced or repaired, the engagement between the cutting gun and the ring can be released by removing the limit clamp, making it easier to remove the cutting gun and complete the replacement of the cutting gun.

[0007] As a further description of the above technical solution:

[0008] The locking mechanism includes a plurality of holes, and the plurality of holes are opened on the left and right sides of the hollow seat. The inner walls of the holes are provided with locking columns, and the left and right sides of the outer wall of the discharge block are provided with fixed locking holes. The locking columns are engaged with the fixed locking holes. The outer sides of the plurality of locking columns are fixedly connected with movable plates, and the outer sides of the locking columns are provided with reset springs, and the reset springs are fixedly connected with the movable plates. The outer sides of the locking columns are fixedly connected with handles.

[0009] Through the above technical solution: when the discharge block needs to be replaced, the handle is pulled to drive the movable plate and the clamping column above it to move, so that the clamping column and the fixed clamping hole above the discharge block are disengaged, and then the discharge block to be replaced can be removed by a crane, and the required discharge block is replaced, and then the pull on the handle is removed. Under the action of the reset spring, the movable plate returns to the initial position, and then drives the clamping column to engage with the fixed clamping hole above the newly replaced discharge block, thereby completing the replacement of the discharge block, so that the discharge block is matched with steel plates to be cut of different thicknesses, thereby making the cutting smoother.

[0010] As a further description of the above technical solution:

[0011] The bottom of the inner wall of the hollow seat is fixedly connected with a collecting trough, and the front side of the outer wall of the hollow seat is connected with a discharge port.

[0012] Through the above technical solution: the collection trough can collect the debris generated during cutting and discharge it through the discharge port.

[0013] As a further description of the above technical solution:

[0014] An operating device is fixedly connected to the left side of the top end of the gantry crane, and the operating device is electrically connected to the servo motor, the electric telescopic rod and the cutting gun respectively.

[0015] Through the above technical solution: the operating device can respectively control the starting and operating power between the servo motor, the electric telescopic 9 and the cutting gun.

[0016] As a further description of the above technical solution:

[0017] The top of the sliding block is fixedly connected with an alarm, and the rear side of the bottom of the moving block is fixedly connected with a sensing probe.

[0018] Through the above technical solution: the alarm can remind the staff when a fault occurs, and the basic situation of the steel plate on the rear side can be fed back to the operating equipment in advance through the induction probe to facilitate the control of the operating power of the cutting gun.

[0019] As a further description of the above technical solution:

[0020] A fixing plate is fixedly connected to the front side of the sliding block, and a warning sign is fixedly connected to the front side of the fixing plate.

[0021] Through the above technical solution: the warning sign can remind the operator of the precautions.

[0022] As a further description of the above technical solution:

[0023] The upper and lower sides of the front of the gantry crane are fixedly connected to the limiting rails, and the two limiting rails are slidably connected to the sliding blocks.

[0024] Through the above technical solution: the limiting track can limit the moving range of the sliding block.

[0025] As a further description of the above technical solution:

[0026] An air pipe is fixedly connected to the middle of the top of the moving block. The outer wall of the air pipe passes through the moving block and is connected to a conical suction cup. The top of the air pipe is connected to an exhaust pipe.

[0027] Through the above technical solution: the air pipe, the conical suction cup and the exhaust pipe can absorb and discharge the smoke generated during cutting.

[0028] The utility model has the following beneficial effects:

[0029] 1. In the utility model, the steel plate is placed on the discharge block, the servo motor drives the gear to rotate, and the rack is engaged, and the sliding block moves. When cutting steel plates of different thicknesses, the electric telescopic rod drives the moving block to move up and down to adjust the position of the cutting gun. When replacing or repairing the cutting gun, the limit clamp block can be removed to release the engagement with the ring. Steel plates of different thicknesses can be cut and the cutting gun can be taken out and replaced.

[0030] 2. In the utility model, the movable plate and the clamping column are moved by pulling the handle to release the engagement between the clamping column and the fixed clamping hole. After using a crane to replace the discharge block, the handle is released, and the reset spring resets the movable plate and the clamping column, engaging the fixed clamping hole of the new discharge block to complete the replacement. It can adapt to steel plates of different thicknesses, thereby improving cutting fluency. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 A three-dimensional diagram of the CNC cutting machine proposed in the present utility model;

[0032] Figure 2 This is a front view of the CNC cutting machine proposed in the utility model;

[0033] Figure 3 This is a top view of the CNC cutting machine proposed in the utility model;

[0034] Figure 4 This is a disassembled diagram of the CNC cutting machine proposed in the utility model;

[0035] Figure 5 for Figure 4 Enlarged view of point A.

[0036] Legend:

[0037] 1. Hollow seat; 2. Clamping mechanism; 201. Hole; 202. Fixed clamping hole; 203. Moving plate; 204. Clamping column; 205. Return spring; 206. Handle; 3. Slide rail; 4. Gantry crane; 5. Sliding block; 6. Servo motor; 7. Gear; 8. Rack; 9. Electric telescopic rod; 10. Moving block; 11. Ring; 12. Limit clamp; 13. Cutting gun; 14. Discharge block; 15. Collecting trough; 16. Discharge port; 17. Operating equipment; 18. Limit track; 19. Alarm; 20. Induction probe; 21. Fixed plate; 22. Warning sign; 23. Air pipe; 24. Conical suction cup; 25. Exhaust pipe; 26. Limit plate. DETAILED DESCRIPTION

[0038] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0039] Reference Figure 1 、 Figure 2 and Figure 3 The utility model provides an embodiment: a CNC cutting machine, including a hollow seat 1, the left and right sides of the top of the hollow seat 1 are fixedly connected to slide rails 3, the top of the two slide rails 3 is slidably connected to a gantry crane 4, the front side of the gantry crane 4 is slidably connected to a sliding block 5, the rear side of the sliding block 5 is fixedly connected to a servo motor 6, the output end of the servo motor 6 is fixedly connected to a gear 7, the top of the gantry crane 4 is fixedly connected to a rack 8, the gear 7 is meshed with the rack 8, the servo motor 6 drives the gear 7 to rotate, and in meshing with the rack 8, it drives the sliding block 5 to move left and right above the gantry crane 4; the front side of the sliding block 5 is fixedly connected to an electric The telescopic rod 9 and the electric telescopic rod 9 are fixedly connected to a moving block 10 at one end, and the electric telescopic rod 9 drives the moving block 10 to move; the front side of the moving block 10 is fixedly connected to a circular ring 11, and a cutting gun 13 is provided on the inner wall of the circular ring 11. The top of the outer wall of the cutting gun 13 is fixedly connected to a limiting clamping block 12, and the left and right sides of the inner wall of the hollow seat 1 are fixedly connected to the limiting plates 26. The limiting clamping block 12 enables the cutting gun 13 to engage with the circular ring 11, thereby fixing the cutting gun 13; the tops of the two limiting plates 26 are provided with a discharge block 14, and the outer wall of the hollow seat 1 is provided with a clamping mechanism 2, which is used to fix the discharge block 14;

[0040] Specifically, the steel plate to be cut is placed above the discharge block 14. Subsequently, the servo motor 6 is started to drive the gear 7 to rotate, and through the meshing connection with the rack 8, the sliding block 5 is moved. When it is necessary to cut steel plates of different thicknesses, the electric telescopic rod 9 can be started to drive the moving block 10 to move toward the bottom of the sliding block 5, thereby driving the mechanism above the moving block 10 to move together, thereby changing the position of the cutting gun 13. At the same time, when the cutting gun 13 needs to be replaced or repaired, the engagement between the cutting gun 13 and the ring 11 can be released by removing the limit clamp 12, thereby facilitating the removal of the cutting gun 13 and completing the replacement of the cutting gun 13.

[0041] Reference Figure 1 、 Figure 2 and Figure 3The locking mechanism 2 includes a plurality of holes 201, and the plurality of holes 201 are opened on the left and right sides of the hollow seat 1. The inner wall of the hole 201 is provided with a clamping column 204, and the left and right sides of the outer wall of the discharge block 14 are provided with fixed clamping holes 202. The clamping column 204 is clamped with the fixed clamping hole 202. The outer side of the plurality of clamping columns 204 is fixedly connected with a movable plate 203. The outer side of the clamping column 204 is provided with a return spring 205. The return spring 205 is fixedly connected to the movable plate 203. The outer side of the clamping column 204 is fixedly connected with a handle 206. The handle 206 pulls the movable plate 203, thereby driving the clamping column 204 to release the clamping column 204 from the fixed clamping hole 202. The return spring 205 will reset the movable plate 203, thereby causing the clamping column 204 to re-engage with the fixed clamping hole 202.

[0042] Specifically, when the discharge block 14 needs to be replaced, the handle 206 is pulled to drive the movable plate 203 and the upper clamping column 204 to move, so that the clamping column 204 is disengaged from the fixed clamping hole 202 above the discharge block 14, and then the discharge block 14 to be replaced can be removed by the crane, and the required discharge block 14 is replaced, and then the pull on the handle 206 is removed. Under the action of the reset spring 205, the movable plate 203 returns to the initial position, and then drives the clamping column 204 to engage with the fixed clamping hole 202 above the newly replaced discharge block 14, thereby completing the replacement of the discharge block 14, so that the discharge block 14 can be matched with steel plates to be cut of different thicknesses, thereby making the cutting smoother.

[0043] Reference Figure 1 、 Figure 2 and Figure 3 , a collecting trough 15 is fixedly connected to the bottom of the inner wall of the hollow seat 1, and a discharge port 16 is connected to the front side of the outer wall of the hollow seat 1. The collecting trough 15 can collect the debris generated during cutting and discharge it through the discharge port 16; an operating device 17 is fixedly connected to the left side of the top of the gantry crane 4, and the operating device 17 is electrically connected to the servo motor 6, the electric telescopic rod 9 and the cutting gun 13 respectively. The operating device 17 can control the start-up and operating power between the servo motor 6, the electric telescopic rod 9 and the cutting gun 13 respectively; an alarm 19 is fixedly connected to the top of the sliding block 5, and an induction probe 20 is fixedly connected to the rear side of the bottom of the moving block 10. The alarm 19 can remind the staff when a fault occurs, and the basic situation of the steel plate on the rear side can be fed back to the operating device 17 in advance through the induction probe 20, so as to control the operating power of the cutting gun 13;

[0044] Specifically, the debris generated during cutting can be collected through the collection trough 15 and discharged through the discharge port 16. The starting and operating power of the servo motor 6, the electric telescopic rod 9 and the cutting gun 13 can be controlled respectively through the operating device 17. The alarm 19 can remind the staff when a fault occurs. The basic situation of the steel plate on the rear side can be fed back to the operating device 17 in advance through the induction probe 20 to facilitate the control of the operating power of the cutting gun 13.

[0045] Reference Figure 1 、 Figure 2 and Figure 3 , the front side of the sliding block 5 is fixedly connected to a fixed plate 21, and the front side of the fixed plate 21 is fixedly connected to a warning sign 22, which can remind the operator of precautions; the upper and lower sides of the front of the gantry crane 4 are fixedly connected to the limit rails 18, and the two limit rails 18 are slidably connected to the sliding block 5, and the limit rails 18 can limit the moving range of the sliding block 5; the middle part of the top of the moving block 10 is fixedly connected to the air pipe 23, the outer wall of the air pipe 23 passes through the moving block 10 and is connected to a conical suction cup 24, and the top of the air pipe 23 is connected to an exhaust pipe 25, and the air pipe 23, the conical suction cup 24 and the exhaust pipe 25 can absorb and discharge the smoke generated during cutting;

[0046] Specifically, the warning sign 22 can remind the operator of precautions, the limiting track 18 can limit the moving range of the sliding block 5, and the air pipe 23, the conical suction cup 24 and the exhaust pipe 25 can absorb and discharge the smoke generated during cutting.

[0047] Working principle: Before using the device, first, place the steel plate to be cut securely above the discharge block 14, then activate the servo motor 6 to drive the gear 7 to rotate, and the precise meshing of the gear 7 and the rack 8 causes the sliding block 5 to move smoothly on the preset track. When it is necessary to cope with the task of cutting steel plates of different thicknesses, the electric telescopic rod 9 can be started. The device will drive the moving block 10 to move along the bottom direction of the sliding block 5, and then pull all the mechanisms on it to make corresponding adjustments to ensure that the cutting gun 13 can accurately reach the specified position. In addition, when the cutting gun 13 needs to be replaced or maintained, it is only necessary to simply remove the limit clamp 12 to release the firm engagement between the cutting gun 13 and the ring 11, so that the operator can easily take out the cutting gun 13, thereby efficiently completing the replacement work, and through the engaging mechanism 2, when the discharge block 1 needs to be replaced 4, by pulling the handle 206, the movable plate 203 and the clamping column 204 attached thereto are moved, so that the clamping column 204 is disengaged from the fixed clamping hole 202 originally located above the discharge block 14, thereby releasing the clamping state between the two. Subsequently, the discharge block 14 to be replaced is removed smoothly and safely by using the crane auxiliary equipment, and the required new discharge block 14 is replaced. After the replacement is completed, the pulling force on the handle 206 is released. At this time, the return spring 205 will drive the movable plate 203 to return to its original position. As the movable plate 203 is reset, the clamping column 204 will also be driven, thereby re-forming a stable clamping relationship with the fixed clamping hole 202 above the newly installed discharge block 14, thereby ensuring that the discharge block 14 can be matched with steel plates to be cut of different thicknesses, promoting the smooth progress of the cutting operation, and improving the overall work efficiency and accuracy.

[0048] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A CNC cutting machine comprising a hollow seat (1), characterized in that: The left and right sides of the top of the hollow seat (1) are fixedly connected to slide rails (3), the tops of the two slide rails (3) are slidably connected to a gantry crane (4), the front side of the gantry crane (4) is slidably connected to a sliding block (5), the rear side of the sliding block (5) is fixedly connected to a servo motor (6), the output end of the servo motor (6) is fixedly connected to a gear (7), the top of the gantry crane (4) is fixedly connected to a rack (8), the gear (7) is meshed with the rack (8), the front side of the sliding block (5) is fixedly connected to an electric telescopic rod (9), the electric telescopic rod (9) is fixedly connected to the front side of the sliding block (5), and the electric telescopic rod (9) is fixedly connected to the front side of the sliding block (5). One end of the retracting rod (9) is fixedly connected to a moving block (10), the front side of the moving block (10) is fixedly connected to a circular ring (11), the inner wall of the circular ring (11) is provided with a cutting gun (13), the top of the outer wall of the cutting gun (13) is fixedly connected to a limiting clamping block (12), the left and right sides of the inner wall of the hollow seat (1) are fixedly connected to limiting plates (26), the tops of the two limiting plates (26) are provided with a discharge block (14), the outer wall of the hollow seat (1) is provided with a clamping mechanism (2), and the clamping mechanism (2) is used to fix the discharge block (14).

2. The CNC cutting machine according to claim 1, characterized in that: The locking mechanism (2) comprises a plurality of holes (201), wherein the plurality of holes (201) are provided on the left and right sides of the hollow seat (1), a locking column (204) is provided on the inner wall of the hole (201), a fixed locking hole (202) is provided on the left and right sides of the outer wall of the material discharge block (14), the locking column (204) is engaged with the fixed locking hole (202), the outer sides of the plurality of locking columns (204) are fixedly connected to a movable plate (203), a return spring (205) is provided on the outer side of the locking column (204), the return spring (205) is fixedly connected to the movable plate (203), and a handle (206) is fixedly connected to the outer side of the locking column (204).

3. The CNC cutting machine according to claim 1, characterized in that: The bottom of the inner wall of the hollow seat (1) is fixedly connected to a collecting trough (15), and the front side of the outer wall of the hollow seat (1) is connected to a discharge port (16).

4. The CNC cutting machine according to claim 1, characterized in that: An operating device (17) is fixedly connected to the left side of the top end of the gantry crane (4), and the operating device (17) is electrically connected to the servo motor (6), the electric telescopic rod (9) and the cutting gun (13) respectively.

5. The CNC cutting machine according to claim 1, characterized in that: An alarm (19) is fixedly connected to the top of the sliding block (5), and a sensing probe (20) is fixedly connected to the rear side of the bottom of the moving block (10).

6. The CNC cutting machine according to claim 1, characterized in that: A fixing plate (21) is fixedly connected to the front side of the sliding block (5), and a warning sign (22) is fixedly connected to the front side of the fixing plate (21).

7. The CNC cutting machine according to claim 1, characterized in that: The upper and lower sides of the front of the gantry crane (4) are fixedly connected to the limiting rails (18), and the two limiting rails (18) are slidably connected to the sliding blocks (5).

8. The CNC cutting machine according to claim 1, characterized in that: An air pipe (23) is fixedly connected to the middle of the top of the moving block (10), the outer wall of the air pipe (23) passes through the moving block (10) and is connected to a conical suction cup (24), and the top of the air pipe (23) is connected to an exhaust pipe (25).

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