WO2023240442A1

WO2023240442A1 - Numerical control machine tool for cooling screw driving workbench to move

Info

Publication number: WO2023240442A1
Application number: PCT/CN2022/098660
Authority: WO
Inventors: 姚仿英
Original assignee: 桐乡市倍特科技有限公司
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2023-12-21
Also published as: CN117940249A

Abstract

A numerical control machine tool for cooling a screw driving a workbench to move, comprising a track (1), wherein a driving device (2), a lubricating device (3) and a triggering device (4) are provided in the track (1). A collecting device (5) is slidably connected to the bottom end of the track (1). The driving device (2) comprises a motor (21), the motor (21) is fixedly mounted on a side wall of the track (1), and an output end of the motor (21) is fixedly connected to a screw (22). When the screw is driven to rotate to drive the workbench to move, a centrifugal force generated by the rotation of the screw drives an arc-shaped plate to periodically push a telescopic rod, and the telescopic rod periodically pushes a push block to slide in a storage chamber, so as to periodically push a lubricating oil in the storage chamber to be discharged to the surface of the screw through an oil outlet pipe, thereby achieving the effect of automatically lubricating the screw. According to the numerical control machine tool, the lubricating method is simple and it is not needed to disassemble the track.

Description

A CNC machine tool that cools the screw that drives the worktable to move

Technical field

The invention relates to the technical field of CNC machine tools, and specifically relates to a CNC machine tool that cools a screw that drives a worktable to move.

Background technique

A CNC machine tool is an automated machine tool equipped with a program control system. It can control the screw through a motor to drive the worktable on its surface to move, and then process the workpiece on the surface of the worktable. At present, the screw needs to be lubricated after it moves, and lubrication is required. Disassembling the workbench is cumbersome, and the lubricant may drip to the bottom of the machine tool after lubrication, causing waste.

In view of the shortcomings of the existing technology, the present invention provides a CNC machine tool that cools the screw that drives the worktable to move. It has the advantages of being more convenient during lubrication and not causing a waste of lubricating fluid. It solves the troublesome and troublesome lubricating fluid during lubrication. Waste problem.

Contents of the invention

In order to achieve the purpose of making the above lubrication more convenient and not causing waste of lubricating fluid, the present invention provides the following technical solution: a CNC machine tool for cooling the screw that drives the worktable to move, including a track, and a drive is provided inside the track device, a lubricating device is provided inside the track, a triggering device is provided inside the track, and a collection device is slidably connected to the bottom end of the track.

As an optimization, the driving device includes a motor, which is fixedly installed on the side wall of the track. The output end of the motor is fixedly connected with a screw. The surface of the screw is threadedly connected with a threaded sleeve, and the top end of the threaded sleeve is fixed. A storage room is installed, and a workbench is fixedly installed on the top of the storage room.

As an optimization, the screw penetrates the track and extends to the inside of the track. There are slots at the front and rear ends of the track. The front and rear sides of the workbench are slidingly connected to the inside of the slot to keep the workbench stable when sliding. .

As an optimization, the lubrication device includes an oil inlet pipe, which is fixedly installed on the top of the left side of the storage room, an oil outlet pipe is fixedly installed on the bottom of the left side of the storage room, and the left side of the storage room wall is fixedly installed on Buffer spring, a push block is fixedly installed at the other end of the buffer spring, a trapezoidal block is movably connected inside the storage chamber, and a partition is fixedly installed in the side wall of the storage chamber away from the oil inlet pipe. A telescopic rod is fixedly installed at one end of the plate close to the trapezoidal block, a return spring is fixedly installed at the top of the telescopic rod, and a connecting block is fixedly installed at the top of the return spring.

As an optimization, the surface of the push block is provided with through holes that penetrate left and right. Lubricating oil can circulate inside the storage chamber through the through holes. One end of the push block close to the trapezoidal block is provided with a slope that matches the trapezoidal block. When the trapezoidal block moves, the push block is pushed to slide inside the storage chamber. The partition is telescopic, and the side of the partition away from the connection end of the storage chamber is fixedly connected to the telescopic rod.

As an optimization, a connecting plate is fixedly installed on the top of the left inner wall of the track. The connecting plate is telescopic. The other end of the connecting plate is fixedly connected to the right end of the workbench. The connecting block is slidingly connected to the bottom end of the connecting plate.

As an optimization, the trigger device includes a turntable, which is rotatably connected to the surface of the right end of the screw. The turntable is fixedly connected to the right inner wall of the track. A bump is fixedly installed inside the turntable. The left side of the turntable is The left side plate is fixedly installed on the side, the right side plate is fixedly installed on the right side inside the turntable, the upper and lower ends of the screw surface are fixedly installed with elastic components, and the other end of the elastic component is fixedly installed with an arc plate.

As an optimization, the bump is in the shape of a semicircle, and the central angle of the bump is between 180 degrees and 230 degrees. The left and right panels are irregular shapes, and the left side of the bump is The plate and the right side plate are respectively tangent to the connecting ends of the bumps. The telescopic rod extends to the inside of the turntable. When the screw rotates, it drives the arc plate to push the telescopic rod.

As an optimization, the collection device includes a driving rod, which is rotatably connected to the bottom end of the threaded sleeve. A collection chamber is fixedly installed on the surface of the driving rod, and a filter plate is provided on the inner wall of the collection chamber. The bottom end of the chamber is snap-fitted with a support ring.

As an optimization, there are two filter plates, and the two filter plates are clamped on the surface of the driving rod. The bottom end of the driving rod is drivingly connected to the output end of the motor, and the bottom end of the support ring is slidingly connected to At the bottom end of the track, the motor is fixedly connected to the inner wall of the support ring, driving the motor to drive the collection chamber and filter plate to rotate.

The beneficial effects of the present invention are: when the screw-cooled CNC machine tool drives the worktable to move, when the screw rotates to drive the worktable to move, the centrifugal force generated by the rotation of the screw drives the arc plate to periodically push the telescopic rod, and the telescopic rod periodically The push block is continuously pushed to slide inside the storage chamber, and then the lubricating oil inside the storage chamber is periodically pushed to be discharged to the surface of the screw through the oil outlet pipe to achieve the effect of automatically lubrication of the screw. The lubrication method is simple and does not require disassembly of the track;

When the lubricating oil is sprayed on the surface of the screw, the excess lubricating oil will drip along the surface of the screw and into the inside of the filter plate. If cutting operations are performed at this time, the cutting waste may fall into the inside of the filter plate. , when the motor drives the filter plate to rotate, the centrifugal force drives the lubricating oil through the filter plate and moves to the inside of the support ring, while the waste remains inside the filter plate, thereby completing the collection of lubricating oil, and the support can be removed after processing ring to remove the lubricant.

Description of the drawings

Figure 1 is a schematic structural diagram of the present invention;

Figure 2 is a front cross-sectional structural schematic diagram of the present invention;

Figure 3 is an enlarged structural schematic diagram of position A in Figure 2 of the present invention;

Figure 4 is a schematic side view of the turntable structure of the present invention;

Figure 5 is a schematic cross-sectional view of the front structure of the collection device of the present invention;

Figure 6 is a schematic side structural cross-sectional view of the present invention;

Figure 7 is a schematic structural diagram of the filter plate of the present invention.

In the picture: 1. Track; 2. Driving device; 21. Motor; 22. Screw; 23. Thread sleeve; 24. Storage room; 25. Workbench; 3. Lubricating device; 31. Oil inlet pipe; 32. Oil outlet pipe; 33. Buffer spring; 34. Push block; 35. Trapezoidal block; 36. Partition plate; 37. Telescopic rod; 38. Return spring; 39. Connecting block; 4. Trigger device; 41. Turntable; 42. Bump; 43 , Left side plate; 44. Right side plate; 45. Elastic component; 46. Arc plate; 5. Collection device; 51. Driving rod; 52. Collection chamber; 53. Filter plate; 54. Support ring.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

Please refer to Figure 1-7. A CNC machine tool for cooling a screw that drives a worktable to move includes a track 1. A driving device 2 is provided inside the track 1. A lubrication device 3 is provided inside the track 1. The track 1 is provided inside There is a trigger device 4, and a collection device 5 is slidingly connected to the bottom end of the track 1.

Please refer to Figure 1-2. The driving device 2 includes a motor 21. The motor 21 is fixedly installed on the side wall of the track 1. The output end of the motor 21 is fixedly connected with a screw 22. The surface of the screw 22 is threadedly connected with a threaded sleeve 23. The threaded sleeve 23 A storage chamber 24 is fixedly installed at the top of the storage chamber 24, and a workbench 25 is fixedly installed at the top of the storage chamber 24. The screw 22 penetrates the track 1 and extends to the inside of the track 1. The front and rear ends of the track 1 are provided with slots. The workbench 25 The front and rear sides are slidingly connected inside the slot to keep the workbench 25 stable when sliding.

Please refer to Figure 2-3. The lubrication device 3 includes an oil inlet pipe 31. The oil inlet pipe 31 is fixedly installed on the top of the left side of the storage room 24. The oil outlet pipe 32 is fixedly installed on the bottom of the left side of the storage room 24. The oil outlet pipe 32 is fixedly installed on the left side of the inner wall of the storage room 24. A buffer spring 33 is fixedly installed, and a push block 34 is fixedly installed at the other end of the buffer spring 33. A trapezoidal block 35 is movably connected inside the storage chamber 24, and a partition is fixedly installed in the side wall of the storage chamber 24 away from the oil inlet pipe 31. 36. A telescopic rod 37 is fixedly installed at one end of the partition 35 close to the trapezoidal block 36. A return spring 38 is fixedly installed at the top of the telescopic rod 37. A connecting block 39 is fixedly installed at the top of the return spring 38. There are left and right holes on the surface of the push block 34. Through the through hole, lubricating oil can circulate inside the storage chamber 24 through the through hole. One end of the push block 34 close to the trapezoidal block 35 is provided with a slope that matches the trapezoidal block 35. When the trapezoidal block 35 moves, the push block 34 is pushed The interior of the storage chamber 24 slides, and the partition 36 is telescopic. The bottom end of the partition 36 is fixedly connected to the telescopic rod 37. A connecting plate is fixedly installed on the top of the left inner wall of the track 1. The connecting plate is telescopic, and the other end of the connecting plate is The right end of the workbench 25 is fixedly connected, and the connecting block 39 is slidingly connected to the bottom end of the connecting plate.

Please refer to Figure 3-4. The trigger device 4 includes a turntable 41. The turntable 41 is rotatably connected to the surface of the right end of the screw 22. The turntable 41 is fixedly connected to the right inner wall of the track 1. A bump 42 is fixedly installed inside the turntable 41. The turntable 41 A left side plate 43 is fixedly installed on the left side inside, a right side plate 44 is fixedly installed on the right side inside the turntable 41, an elastic component 45 is fixedly installed at the upper and lower ends of the surface of the screw 22, and an arc is fixedly installed at the other end of the elastic component 45. Shaped plate 46, the protrusion 42 is in the shape of a semicircle, the central angle of the protrusion is between 180 degrees and 230 degrees, the left side plate 43 and the right side plate 44 are irregular shapes, the left side plate 43 and the right side plate of the protrusion 42 The plates 44 are respectively tangent to the connecting ends of the bumps 42. The telescopic rod 37 extends to the inside of the turntable 41. When the screw rod 22 rotates, it drives the arc plate 46 to push the telescopic rod 37.

Please refer to Figure 5-7. The collection device 5 includes a driving rod 51, which is rotatably connected to the bottom end of the threaded sleeve 23. A collection chamber 52 is fixedly installed on the surface of the driving rod 51, and a filter plate 53 is provided on the inner wall of the collection chamber 52. , the bottom end of the collection chamber 52 is clamped with a support ring 54, and there are two filter plates 53. The two filter plates 53 are clamped on the surface of the driving rod 51, and the bottom end of the driving rod 51 is connected to the output end of the motor. , the bottom end of the support ring 54 is slidingly connected to the bottom end inside the track 1, the motor is fixedly connected to the inner wall of the support ring 54, and the motor is turned on to drive the collection chamber 52 and the filter plate 53 to rotate.

When in use, the motor 21 is turned on to drive the screw rod 22 to rotate. When the screw rod 22 rotates, it drives the threaded sleeve 23 to move in the horizontal direction. When the thread sleeve 23 moves, it drives the workbench 25 to move through the fixedly connected storage chamber 24, so that the workbench 25 can be moved. The position of the control workbench 25 is adjusted in the horizontal direction. The centrifugal force caused by the rotation of the screw 22 drives the elastic component 45 fixedly connected with it to stretch. At the same time, the arc plate 46 moves toward the edge of the turntable 41. The arc plate 46 contacts when moving. When the bump 42, the left plate 43, and the right plate 44 compress the elastic component 45, when the arc plate 46 does not contact the bump 42, the left plate 43, and the right plate 44, it will push the telescopic rod 37 toward the turntable 41 The edge moves in the direction, thereby achieving the effect of periodically pushing the telescopic rod 37. After the telescopic rod 37 is pushed, the return spring 38 is compressed and drives the fixedly connected trapezoidal block 35 to move upward. When the trapezoidal block 35 moves, it passes through contact with the inclined surface of the push block 34. Push the push block 34 to move in the direction of the compression buffer spring 33 inside the storage chamber 24. At this time, the push block 34 pushes the lubricating oil inside the storage chamber 24 to be discharged through the oil outlet pipe 32, and the lubricating oil is discharged to the surface of the screw 22 to achieve lubrication. As a result, the screw 22 is periodically lubricated back and forth. When the lubricating oil is sprayed on the surface of the screw 22, the excess lubricating oil will drip along the surface of the screw 22 to the inside of the filter plate 53. At this time, if During the cutting operation, the cutting chips may also fall into the inside of the filter plate 53. At this time, when the motor drives the filter plate 53 to rotate, the centrifugal force causes the lubricating oil to move through the filter plate 53 to the inside of the support ring 54, and the waste chips will It remains inside the filter plate 53 to complete the collection of lubricating oil. After processing, the support ring 54 can be taken out to take out the lubricating oil.

To sum up, when the screw-cooling CNC machine tool drives the worktable to move, when the screw 22 rotates to drive the worktable 25 to move, the centrifugal force generated by the rotation of the screw 22 drives the arc plate 46 to periodically push the telescopic rod 37. The telescopic rod 37 periodically pushes the push block 34 to slide inside the storage chamber 24, and then periodically pushes the lubricating oil inside the storage chamber 24 to be discharged to the surface of the screw 22 through the oil outlet pipe 32, thereby achieving the effect of automatically lubricating the screw 22. The lubrication method is simple and does not require disassembly of the track 1;

When the lubricating oil is sprayed onto the surface of the screw 22, the excess lubricating oil will drip along the surface of the screw 22 to the inside of the filter plate 53. If cutting operations are performed at this time, the cutting waste may fall into the filter plate 53. Inside the plate 53, when the motor drives the filter plate 53 to rotate, the centrifugal force drives the lubricating oil to pass through the filter plate 53 and move to the inside of the support ring 54, while the waste remains inside the filter plate 53, thereby completing the treatment of the lubricating oil. Collect, the support ring 54 can be taken out after processing to remove the lubricating oil.

The above are only preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any person familiar with the technical field can, within the technical scope disclosed in the present invention, use the technical solutions of the present invention and its Equivalent substitutions or changes of the inventive concept shall be included in the protection scope of the present invention.

Claims

A CNC machine tool for cooling a screw that drives a worktable to move, including a track (1), characterized in that: a driving device (2) is provided inside the track (1), and a driving device (2) is provided inside the track (1). Lubrication device (3), a trigger device (4) is provided inside the track (1), and a collection device (5) is slidably connected to the bottom end of the track (1).
A CNC machine tool for cooling the screw that drives the worktable to move according to claim 1, characterized in that: the driving device (2) includes a motor (21), and the motor (21) is fixedly installed on the track (1) ), a screw (22) is fixedly connected to the output end of the motor (21), a threaded sleeve (23) is threadedly connected to the surface of the screw (22), and the top of the threaded sleeve (23) is fixedly installed There is a storage room (24), and a workbench (25) is fixedly installed on the top of the storage room (24).
A CNC machine tool for cooling a screw that drives a worktable to move according to claim 1, characterized in that: the screw (22) penetrates the track (1) and extends to the inside of the track (1), and the track (22) 1) are provided with card slots at both front and rear ends, and the front and rear sides of the workbench (25) are slidably connected inside the card slots.
A CNC machine tool for cooling the screw that drives the worktable to move according to claim 2, characterized in that: the lubrication device (3) includes an oil inlet pipe (31), and the oil inlet pipe (31) is fixedly installed on the storage The top of the left side of the chamber (24), the oil outlet pipe (32) is fixedly installed on the bottom of the left side of the storage chamber (24), and the buffer spring (33) is fixedly installed on the left side of the inner wall of the storage chamber (24), so A push block (34) is fixedly installed at the other end of the buffer spring (33), and a trapezoidal block (35) is movably connected inside the storage chamber (24). The storage chamber (24) is far away from the oil inlet pipe (31). A partition (36) is fixedly installed in the side wall of the side, a telescopic rod (37) is fixedly installed at one end of the partition (35) close to the trapezoidal block (36), and a telescopic rod (37) is fixedly installed at the top of the telescopic rod (37). Return spring (38), the top end of the return spring (38) is fixedly installed with a connecting block (39).
A CNC machine tool for cooling a screw that drives a worktable to move according to claim 1, characterized in that: the surface of the push block (34) is provided with through holes penetrating left and right, and the push block (34) is close to One end of the trapezoidal block (35) is provided with a slope that matches the trapezoidal block (35). The partition (36) is telescopic. Rod (37) is fixedly connected.
A CNC machine tool for cooling the screw that drives the worktable to move according to claim 1, characterized in that: a connecting plate is fixedly installed on the top of the left inner wall of the track (1), the connecting plate is telescopic, and the connecting plate is The other end is fixedly connected to the right end of the workbench (25), and the connecting block (39) is slidingly connected to the bottom end of the connecting plate.
A CNC machine tool for cooling a screw that drives a worktable to move according to claim 1, characterized in that: the triggering device (4) includes a turntable (41), and the turntable (41) is rotatably connected to the screw (22). ), the turntable (41) is fixedly connected to the right inner wall of the track (1), a bump (42) is fixedly installed inside the turntable (41), and the left side of the turntable (41) The left side plate (43) is fixedly installed, the right side plate (44) is fixedly installed on the right side inside the turntable (41), and elastic components (45) are fixedly installed at the upper and lower ends of the surface of the screw (22). An arc plate (46) is fixedly installed at the other end of the elastic component (45).
A CNC machine tool for cooling a screw that drives a worktable to move according to claim 1, characterized in that: the bump (42) is in the shape of a semicircle, and the central angle of the bump (42) is 180 degrees. -230 degrees, the left side plate (43) and the right side plate (44) are irregular shapes, the left side plate (43) and the right side plate (44) of the bump (42) are respectively in line with the The connecting ends of the bumps (42) are tangent, and the telescopic rod (37) extends to the inside of the turntable (41).
A CNC machine tool for cooling a screw that drives a worktable to move according to claim 1, characterized in that: the collection device (5) includes a driving rod (51), and the driving rod (51) is rotatably connected to a threaded rod. At the bottom end of the sleeve (23), a collection chamber (52) is fixedly installed on the surface of the driving rod (51), and a filter plate (53) is provided on the inner wall of the collection chamber (52). The collection chamber (52) A support ring (54) is snap-fitted at the bottom end.
A CNC machine tool for cooling the screw that drives the workbench to move according to claim 1, characterized in that: there are two filter plates (53), and the two filter plates (53) are clamped on the driving rod. (51), the bottom end of the driving rod (51) is drivingly connected to the output end of the motor, the bottom end of the support ring (54) is slidingly connected to the bottom end inside the track (1), and the motor is fixed Connected to the inner wall of the support ring (54).