CN114871485A - Numerical control milling machine with self-cleaning function - Google Patents
Numerical control milling machine with self-cleaning function Download PDFInfo
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- CN114871485A CN114871485A CN202210812127.8A CN202210812127A CN114871485A CN 114871485 A CN114871485 A CN 114871485A CN 202210812127 A CN202210812127 A CN 202210812127A CN 114871485 A CN114871485 A CN 114871485A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C9/00—Details or accessories so far as specially adapted to milling machines or cutter
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
- B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
- B23Q5/40—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The invention discloses a numerical control milling machine with a self-cleaning function, which relates to the technical field of numerical control milling machines and comprises a base, a workbench arranged at the top of the base, a numerical control milling machine fixed at the rear end of the top surface of the base and a processing table arranged at the top of the workbench, wherein two ends of a middle rod body of a second ball screw are respectively sleeved with a ball sleeve; a stabilizing pipe is fixedly arranged in the upper part of the notch on the top surface of the workbench, and a cleaning mechanism is arranged on the fixed cylinder; an oil supplementing mechanism matched with the cleaning mechanism is arranged in the liquid outlet groove; according to the invention, through the matching of the fixed cylinder, the cleaning mechanism and the oil supplementing mechanism, the second ball screw can be cleaned effectively in the rotating process, and meanwhile, the automatic oil supplementing operation can be carried out on the screw groove on the second ball screw in the cleaning process, so that the condition that the broken slag retained on the surface of the second ball screw enters the inside of the ball sleeve to damage the ball sleeve is effectively avoided; and meanwhile, the second ball screw on which the oil body is dripped can be subjected to uniform oil brushing operation through the cleaning mechanism.
Description
Technical Field
The invention relates to the technical field of numerical control milling machines, in particular to a numerical control milling machine with a self-cleaning function.
Background
The numerical control milling machine is a numerical control machine with strong processing function, a rapidly developed processing center, a flexible processing unit and the like are generated on the basis of the numerical control milling machine and a numerical control boring machine, and the milling mode cannot be separated from the numerical control milling machine and the numerical control boring machine;
however, when the existing numerically controlled milling machine is used, a workpiece is generally placed at the top of a processing table, and then is milled, but scraps generated in the milling process easily fall into a thread groove of a ball screw and are extremely easy to clamp in the thread groove of the screw, and then the scraps enter the inside of a ball sleeve in a moving state to damage the ball sleeve, and then the machine needs to be stopped to replace the ball sleeve, so that the precision of the processing table in moving is affected; therefore, there is a need for improved optimization of the above problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a numerical control milling machine with a self-cleaning function.
In order to achieve the purpose, the invention adopts the following technical scheme: a numerical control milling machine with a self-cleaning function comprises a base, a workbench, a numerical control milling machine and a processing table, wherein the workbench is arranged on the top of the base in a longitudinal sliding manner, the numerical control milling machine is vertically fixed at the rear end of the top surface of the base, the processing table is arranged on the top of the workbench in a transverse sliding manner, a U-shaped protection plate is vertically arranged at the rear end of the top surface of the workbench, a first ball screw is longitudinally and rotatably arranged in the middle of a notch in the top of the base, a sliding seat matched with the first ball screw is movably sleeved on the first ball screw in a sleeved manner, and the top of the sliding seat is fixedly connected with the bottom surface of the workbench; a second ball screw is transversely and rotatably arranged in the lower part of the notch on the top surface of the workbench, ball sleeves are movably sleeved at two ends of a rod body in the middle of the second ball screw, and connecting plates fixedly connected with the bottom surface of the machining table are vertically arranged at the tops of the ball sleeves;
a stabilizing pipe is transversely and fixedly arranged in the upper part of the notch on the top surface of the workbench, a stabilizing hole channel is transversely arranged on the lower part of one side surface of the processing table in a matched manner with the stabilizing pipe, and the stabilizing pipe movably penetrates through the stabilizing hole channel; the outer ends of the ball sleeves are fixedly sleeved with fixed cylinders, the outer ends of the fixed cylinders are arranged in a closed mode, and the fixed cylinders are provided with cleaning mechanisms for cleaning the surfaces of the second ball screws; a plurality of liquid outlet grooves are formed in the bottom surface of the stabilizing pipe at equal intervals, and oil supplementing mechanisms matched with the cleaning mechanisms are arranged in the liquid outlet grooves.
Preferably, the cleaning mechanism comprises a cleaning barrel which is transversely and fixedly communicated with the middle part of the outer end face of the fixed barrel, a pair of brush rings which are arranged in the middle part of the interior of the cleaning barrel and an oil replenishing box which is arranged on the upper part of the top surface of the interior of the fixed barrel, the distance between the two brush rings is the same as the thread pitch on the second ball screw, and the inclination angle of the brush rings is the same as the inclination angle of the thread teeth on the second ball screw; the inner end of the brush hair of the brush ring is movably abutted with the surface of the second ball screw; the top of the fixed cylinder is vertically provided with an oil guide pipe of which the bottom end penetrates through the interior of the oil feeding box; the bottom surface of the oil supplementing box is vertically provided with an oil spraying pipe penetrating into the cleaning cylinder, and the inner wall of the inner end of the fixed cylinder, which is attached to the ball sleeve, is provided with a layer of sealing ring; the outer end face of the fixed cylinder is hinged with a folded plate-shaped pushing plate through a hinged seat with a torsional spring, the outer end of the pushing plate is obliquely lifted, a fixed groove is formed in the bottom of the outer wall of the cleaning cylinder, and a touch switch is arranged in the fixed groove.
Preferably, the oil supplementing mechanism comprises a guide strip groove transversely arranged on the bottom surface of the stabilizing pipe, a movable seat movably arranged in the liquid outlet groove, a flow guide spherical shell which is embedded in the top of the movable seat in a rolling manner, a jacking cavity vertically arranged in the pipe body of the stabilizing pipe below four corners of the bottom surface in the liquid outlet groove, a jacking rod vertically movably arranged in the jacking cavity, a jacking ring fixedly sleeved at the middle part of the jacking rod and a liquid outlet arranged in the middle part of the bottom surface in the liquid outlet groove, the top end of the oil guide pipe penetrates into the stabilizing hole channel and is horizontally and fixedly connected with an arc-shaped block, the upper block body of the arc-shaped block is movably inserted in the guide strip groove, the top end of the jacking rod movably penetrates into the liquid inlet and outlet groove and is fixedly connected with the bottom of the movable seat, the bottom end of the jacking rod movably penetrates into the guide strip groove and is fixedly connected with a butting block with an arc-shaped bottom surface, and the bottom end surface of the butting block is movably butted with the top surface of the arc-shaped block; the middle part of the top surface of the arc-shaped block is vertically provided with a circulation port communicated with the oil guide pipe and the liquid outlet; and a plugging component for sealing the hole opening is arranged in the liquid outlet.
Preferably, a return spring is movably sleeved on the jacking rod positioned in the jacking cavity above the jacking ring; the top surface of the arc-shaped block on the peripheral side of the circulation port is fixedly connected with a sealing ring block which is in dynamic sealing butt joint with the inner wall of the guide strip groove; the bottom surface of the movable seat is provided with a flow guide port which is attached to the bottom of the flow guide spherical shell; a plurality of oil inlets are uniformly formed in the outer wall of the diversion spherical shell; the inner walls of the front end and the rear end of the stabilizing duct are provided with a plurality of bearing balls at equal intervals in a rolling manner, the outer walls of the front end and the rear end of the stabilizing duct are transversely provided with bearing strip grooves, and exposed ball bodies of the bearing balls are movably abutted to the inside of the bearing strip grooves.
Preferably, the plugging assembly comprises a cross plate horizontally and fixedly connected in the upper part of the liquid outlet, a fixed ring plate horizontally and fixedly connected in the lower part of the liquid outlet, a sealing cover plate horizontally arranged above the fixed ring plate and a fixed shell fixedly penetrating the middle part of the top surface of the cross plate, and a sealing rubber plate matched with an opening of the fixed ring plate is horizontally arranged at the bottom of the sealing cover plate; a movable plate is horizontally and movably arranged in the fixed shell, a lower pressing column is vertically and fixedly connected to the top of the movable plate, a lower push rod is vertically and fixedly connected to the bottom of the movable plate, the top end of the lower pressing column movably penetrates through the fixed shell and extends into a flow guide opening in the bottom of the movable seat, and the diameter of the lower pressing column is one fourth of the inner diameter of the flow guide opening; the bottom end of the lower push rod movably penetrates through the fixed shell and is fixedly connected with the top of the sealing cover plate; and a return spring is movably sleeved on the rod body of the lower push rod in the fixed shell.
Preferably, rectangular slag falling ports are formed in two sides of the bottom of the workbench, a slag collecting box is mounted at the bottom of the slag falling ports, and a slag collecting cloth bag is mounted at a slag outlet at the bottom of the slag collecting box; the two side surfaces of the base are both longitudinally provided with slide rails, and the lower part of the inner side surface of the slag collecting box is longitudinally provided with a slide groove matched with the slide rails.
Preferably, the front end of the first ball screw movably penetrates out of the front end surface of the base and is fixedly connected with a first hand wheel, and one end of the second ball screw movably penetrates out of the workbench and is fixedly connected with a second hand wheel; one end of the stabilizing pipe penetrates out of the workbench and is fixedly connected with a flange plate, and the other end of the stabilizing pipe is arranged in a closed mode.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, through the matching of the fixed cylinder, the cleaning mechanism and the oil supplementing mechanism, the second ball screw can be cleaned effectively in the rotating process, meanwhile, the automatic oil supplementing operation can be carried out on the screw groove on the second ball screw in the cleaning process, the effective cleaning operation can be carried out before the ball sleeve arrives, and the condition that the broken slag retained on the surface of the second ball screw enters the inside of the ball sleeve to damage the ball sleeve is effectively avoided; meanwhile, the second ball screw on which the oil body is dripped can be subjected to uniform oil brushing operation through the cleaning mechanism; effectively improve the flow nature and increase of service life when the transmission between second ball and the ball sleeve.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a front sectional view of the present invention;
FIG. 3 is a sectional view of the structure of the fixed cylinder and the cleaning cylinder of the present invention;
FIG. 4 is an enlarged view of the structure of the portion A in FIG. 2 according to the present invention;
FIG. 5 is a partial sectional view of the processing station and a side of the stabilizer tube of the present invention;
fig. 6 is a structural sectional view of the portion B in fig. 5 according to the present invention.
Number in the figure: 1. a base; 2. a work table; 3. a numerical control milling cutter; 4. a protection plate; 5. a sliding seat; 6. a first ball screw; 7. a slag collection box; 8. a slag collecting cloth bag; 9. a processing table; 10. a stabilizer tube; 11. a second ball screw; 12. a ball sleeve; 13. a fixed cylinder; 14. cleaning the cylinder; 15. a brush ring; 16. an oil replenishing box; 17. an oil guide pipe; 18. a material pushing plate; 19. a touch switch; 20. an arc-shaped block; 21. a guide strip groove; 22. a movable seat; 23. a diversion spherical shell; 24. a jacking rod; 25. a butting block; 26. a return spring; 27. a stationary case; 28. a stationary ring plate; 29. sealing the cover plate; 30. bearing the ball; 31. pressing the column; 32. a lower push rod; 33. and a return spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example (b): referring to fig. 1-6, a numerical control milling machine with a self-cleaning function comprises a base 1, a workbench 2 arranged on the top of the base 1 in a longitudinal sliding manner, a numerical control milling cutter 3 vertically fixed at the rear end of the top surface of the base 1 and a processing table 9 transversely arranged on the top of the workbench 2 in a sliding manner, wherein a U-shaped protection plate 4 is vertically arranged at the rear end of the top surface of the workbench 2, a first ball screw 6 is longitudinally and rotatably arranged in the middle of a notch on the top of the base 1, a sliding seat 5 matched with the first ball screw 6 is movably sleeved on the first ball screw 6, and the top of the sliding seat 5 is fixedly connected with the bottom surface of the workbench 2; a second ball screw 11 is transversely and rotatably arranged in the lower part of the notch on the top surface of the workbench 2, two ends of a middle rod body of the second ball screw 11 are movably sleeved with ball sleeves 12, and the tops of the ball sleeves 12 are vertically provided with connecting plates fixedly connected with the bottom surface of the machining table 9; a stabilizing pipe 10 is transversely and fixedly arranged in the upper part of the notch on the top surface of the working table 2, a stabilizing hole channel is formed in the lower part of one side surface of the processing table 9 in a transverse matching mode with the stabilizing pipe 10, and the stabilizing pipe 10 movably penetrates through the stabilizing hole channel; the outer ends of the ball sleeves 12 are fixedly sleeved with fixed cylinders 13, the outer ends of the fixed cylinders 13 are arranged in a closed mode, and the fixed cylinders 13 are provided with cleaning mechanisms for cleaning slag on the surfaces of the second ball screws 11; a plurality of liquid outlet grooves are formed in the inner bottom surface of the stabilizing pipe 10 at equal intervals, and oil supplementing mechanisms matched with the cleaning mechanisms are arranged in the liquid outlet grooves; according to the invention, through the matching of the fixed cylinder 13, the cleaning mechanism and the oil supplementing mechanism, the effective cleaning operation on the second ball screw 11 in the rotating process is facilitated, meanwhile, the automatic oil supplementing operation on the screw groove on the second ball screw 11 can be performed during cleaning, the effective cleaning operation is facilitated before the ball sleeve 12 arrives, and the situation that the broken slag retained on the surface of the second ball screw 11 enters the inside of the ball sleeve 12 to damage the ball sleeve 12 is effectively avoided; meanwhile, the second ball screw 11 dripped with the oil body can be subjected to uniform oil brushing operation through a cleaning mechanism; the flow property and the service life of the transmission between the second ball screw 11 and the ball sleeve 12 are effectively improved.
In the invention, the cleaning mechanism comprises a cleaning barrel 14 which is transversely and fixedly communicated with the middle part of the outer end surface of the fixed barrel 13, a pair of brush rings 15 which are arranged in the middle part of the interior of the cleaning barrel 14 and an oil supplementing box 16 which is arranged on the upper part of the inner top surface of the fixed barrel 13, the distance between the two brush rings 15 is the same as the thread pitch on the second ball screw 11, and the inclination angle of the brush rings 15 is the same as the thread inclination angle on the second ball screw 11; the inner end of the brush ring 15 is movably abutted with the surface of the second ball screw 11; an oil guide pipe 17 with the bottom end penetrating through the interior of the oil feeding box 16 is vertically arranged at the top of the fixed cylinder 13; the bottom surface of the oil supplementing box 16 is vertically provided with an oil spraying pipe penetrating into the cleaning cylinder 14, and the inner wall of the inner end of the fixed cylinder 13, which is attached to the ball sleeve 12, is provided with a layer of sealing ring; the outer end face of the fixed cylinder 13 is hinged with a folded plate-shaped material pushing plate 18 through a hinged seat with a torsion spring, the outer end of the material pushing plate 18 is inclined and lifted, a fixed groove is formed in the bottom of the outer wall of the cleaning cylinder 14, a touch switch 19 is arranged in the fixed groove, and the touch switch 19 is electrically connected with an external alarm.
In the invention, the oil supplementing mechanism comprises a guide strip groove 21 transversely arranged on the bottom surface of a stabilizing pipe 10, a movable seat 22 movably arranged in a liquid outlet groove, a diversion spherical shell 23 embedded in the top of the movable seat 22 in a rolling way, a jacking cavity vertically arranged in the pipe body of the stabilizing pipe 10 below the four corners of the bottom surface in the liquid outlet groove, a jacking rod 24 vertically movably arranged in the jacking cavity, a jacking ring fixedly sleeved on the middle part of the jacking rod 24 and a liquid outlet arranged in the middle part of the bottom surface in the liquid outlet groove, the top end of an oil guide pipe 17 penetrates into the stabilizing hole passage and is horizontally and fixedly connected with an arc-shaped block 20, the upper block body of the arc-shaped block 20 is movably inserted into the guide strip groove 21, the top end of the jacking rod 24 movably penetrates through the liquid inlet and outlet groove and is fixedly connected with the bottom of the movable seat 22, the bottom end of the jacking rod 24 movably penetrates through the guide strip groove 21 and is fixedly connected with a butting block 25 with an arc-surface-shaped bottom surface, and the bottom end surface of the butting block 25 is movably butted with the top surface of the arc-shaped block 20; the middle part of the top surface of the arc block 20 is vertically provided with a circulation port communicated with the oil conduit 17 and the liquid outlet; a plugging component for sealing the orifice is arranged in the liquid outlet; a return spring 26 is movably sleeved on a jacking rod 24 which is positioned in the jacking cavity above the jacking ring; the top surface of the arc block 20 on the peripheral side of the circulation port is fixedly connected with a sealing ring block which is in dynamic sealing butt joint with the inner wall of the guide strip groove 21; the bottom surface of the movable seat 22 is provided with a diversion port which is attached to the bottom of the diversion spherical shell 23; a plurality of oil inlets are uniformly formed in the outer wall of the diversion spherical shell 23, so that the diversion of oil bodies is facilitated; a plurality of bearing balls 30 are arranged on the inner walls of the front end and the rear end of the stabilizing duct at equal intervals in a rolling manner, bearing strip grooves are transversely formed in the outer walls of the front end and the rear end of the stabilizing duct 10, and exposed ball bodies of the bearing balls 30 are movably abutted to the inner parts of the bearing strip grooves.
In the invention, the plugging component comprises a cross plate horizontally and fixedly connected in the upper part of the liquid outlet, a fixed ring plate 28 horizontally and fixedly connected in the lower part of the liquid outlet, a sealing cover plate 29 horizontally arranged above the fixed ring plate 28 and a fixed shell 27 fixedly penetrating the middle part of the top surface of the cross plate, wherein the bottom of the sealing cover plate 29 is horizontally provided with a sealing rubber plate matched with an opening of the fixed ring plate 28; a movable plate is horizontally and movably arranged in the fixed shell 27, a lower pressing column 31 is vertically and fixedly connected to the top of the movable plate, a lower push rod 32 is vertically and fixedly connected to the bottom of the movable plate, the top end of the lower pressing column 31 movably penetrates out of the fixed shell 27 and extends into a flow guide opening in the bottom of the movable seat 22, and the diameter of the lower pressing column 31 is one fourth of the inner diameter of the flow guide opening, so that the falling of oil bodies cannot be influenced; the bottom end of the lower push rod 32 movably penetrates out of the fixed shell 27 and is fixedly connected with the top of the sealing cover plate 29; the rod body of the lower push rod 32 in the fixed shell 27 is movably sleeved with a return spring 33, so that the lower push rod 31 can be conveniently lifted without being pressed by the guide ball shell 23.
In the invention, rectangular slag falling ports are formed in two sides of the bottom of the workbench 2, a slag collecting box 7 is arranged at the bottom of the slag falling ports, and a slag collecting cloth bag 8 is arranged at a slag outlet at the bottom of the slag collecting box 7, so that crushed slag generated in processing can be conveniently collected; the two side surfaces of the base 1 are longitudinally provided with sliding rails, and the lower part of the inner side surface of the slag collecting box 7 is longitudinally provided with a sliding chute matched with the sliding rails, so that the stability and the bearing performance of the workbench 2 during longitudinal movement are improved; the front end of the first ball screw 6 movably penetrates out of the front end surface of the base 1 and is fixedly connected with a first hand wheel, and one end of the second ball screw 11 movably penetrates out of the workbench 2 and is fixedly connected with a second hand wheel; one end of the stabilizing pipe 10 penetrates out of the workbench 2 and is fixedly connected with a flange, and the other end of the stabilizing pipe 10 is sealed.
The working principle is as follows: in this embodiment, the present invention further provides a method for using a numerically controlled milling machine with a self-cleaning function, including the following steps:
firstly, electrically connecting a numerical control milling cutter 3 and a touch switch 19 with an external power supply, then electrically connecting the touch switch 19 with an external alarm, then communicating one end of a stabilizing pipe 10 with external oil supply equipment, then placing a workpiece to be processed at the top of a processing table 9, then moving and adjusting the position of the workpiece by sequentially rotating a first ball screw 6 and a second ball screw 11 so as to enable the milling position of the workpiece to be processed to be positioned under the milling cutter, and then milling the workpiece through a control panel on the numerical control milling cutter 3;
after the milling operation of one position on the workpiece is finished, and then the milling operation is carried out on a second position to be processed on the surface of the workpiece, the first ball screw 6 is rotated again to drive the workbench 2 to longitudinally move on the top of the base 1, and then the second ball screw 11 is rotated to drive the processing platform 9 to transversely move;
step three, when the second ball screw 11 rotates, the ball sleeve 12 drives the processing table 9 to move, the ball sleeve 12 also pushes the fixed cylinder 13 to move, and slag generated during workpiece milling can fall into a wire groove on the surface of the second ball screw 11, and the traverse movement of the fixed cylinder 13 can drive the cleaning cylinder 14 and the brush ring 15 to clean the slag in the wire groove on the surface of the second ball screw 11, so that effective cleaning operation can be conveniently carried out before the ball sleeve 12 arrives, and the situation that the slag retained on the surface of the second ball screw 11 enters the ball sleeve 12 to damage the ball sleeve 12 is effectively avoided;
step four, in order to ensure the lubricating effect between the second ball screw 11 and the ball sleeve 12, when the processing table 9 moves transversely, the arc-shaped block 20 in the stable pore passage is convenient to push up the abutting block 25, so that the rising lifting rod 24 pushes the movable seat 22 to rise, the guide ball shell 23 is convenient to cancel the downward pressing of the lower pressing column 31 through the rising of the movable seat 22, then the movable plate is pushed under the action of the return spring 33 to drive the lower pressing column 31 and the sealing cover plate 29 connected with the bottom of the lower pressing rod 32 to rise, and the opening of the fixed ring plate 28 is convenient to open through the rising of the sealing cover plate 29; then, the oil body in the stabilizing pipe 10 enters the flow guide spherical shell 23 through the liquid inlet, then flows into the liquid outlet through the flow guide port, then enters the flow port of the arc-shaped block 20 through the liquid outlet, then enters the oil supplementing box 16 along the oil guide pipe 17, then enters the oil supplementing box 16, and drips on the cleaned second ball screw 11 through the oil spraying pipe, and then is subjected to oil brushing operation on the second ball screw 11 on which the oil body drips through the cleaning cylinder 14 on the other side of the bottom of the processing table 9, so that the uniformity of the oil body dripping on the surface of the second ball screw 11 is improved, and the smoothness and the stability of transmission between the second ball screw 11 and the ball sleeve 12 are further effectively improved;
step five, the material pushing plate 18 is driven to push the crushed slag on the inner bottom surface of the notch of the workbench 2 when the fixed cylinder 13 moves, so that the crushed slag is conveniently pushed into the slag collecting box 7, and the crushed slag is collected in the slag collecting cloth bag 8; after the processing operation of the workpiece is finished, the arc-shaped block 20 and the abutting block 25 are staggered and do not abut; the oil supply mechanism is then automatically closed under the action of the return spring 26.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a numerical control milling machine that possesses self-cleaning function, includes base (1), longitudinal sliding locates workstation (2) at base (1) top, vertical numerical control milling cutter machine (3) that are fixed in base (1) top surface rear end and horizontal sliding locate machining platform (9) at workstation (2) top, its characterized in that: a U-shaped protection plate (4) is vertically arranged at the rear end of the top surface of the workbench (2), a first ball screw (6) is longitudinally and rotatably arranged in the middle of a notch in the top of the base (1), a sliding seat (5) matched with the first ball screw (6) is movably sleeved on the first ball screw (6), and the top of the sliding seat (5) is fixedly connected with the bottom surface of the workbench (2); a second ball screw (11) is transversely and rotatably arranged in the lower part of the notch on the top surface of the workbench (2), ball sleeves (12) are movably sleeved at two ends of the rod body in the middle of the second ball screw (11), and connecting plates fixedly connected with the bottom surface of the machining table (9) are vertically arranged at the tops of the ball sleeves (12);
a stabilizing pipe (10) is transversely and fixedly arranged in the upper part of the notch on the top surface of the workbench (2), a stabilizing hole channel is formed in the lower part of one side surface of the processing table (9) in a transverse matching mode with the stabilizing pipe (10), and the stabilizing pipe (10) movably penetrates through the stabilizing hole channel; the outer ends of the ball sleeves (12) are fixedly sleeved with fixed cylinders (13), the outer ends of the fixed cylinders (13) are arranged in a closed mode, and cleaning mechanisms used for cleaning slag on the surfaces of the second ball screws (11) are mounted on the fixed cylinders (13); a plurality of liquid outlet grooves are formed in the bottom surface of the stabilizing pipe (10) at equal intervals, and oil supplementing mechanisms matched with the cleaning mechanisms are arranged in the liquid outlet grooves.
2. The numerically controlled fraise machine with self-cleaning function according to claim 1, wherein: the cleaning mechanism comprises a cleaning barrel (14) which is transversely and fixedly communicated with the middle part of the outer end face of the fixed barrel (13), a pair of brush rings (15) which are arranged in the middle part of the interior of the cleaning barrel (14) and an oil supplementing box (16) which is arranged on the upper part of the inner top face of the fixed barrel (13), the distance between the two brush rings (15) is the same as the distance between the two brush rings on the second ball screw (11), and the inclination angle of each brush ring (15) is the same as the inclination angle of the upper thread of the second ball screw (11); the inner end of the brush hair of the brush ring (15) is movably abutted with the surface of the second ball screw (11); an oil guide pipe (17) with the bottom end penetrating through the interior of the oil feeding box (16) is vertically arranged at the top of the fixed cylinder (13); an oil injection pipe penetrating into the cleaning barrel (14) is vertically arranged on the bottom surface of the oil supplementing box (16), and a layer of sealing ring is arranged on the inner wall, attached to the ball sleeve (12), of the inner end of the fixed barrel (13); the outer end face of the fixed barrel (13) is hinged with a folded plate-shaped material pushing plate (18) through a hinged seat with a torsion spring, the outer end of the material pushing plate (18) is obliquely lifted, a fixed groove is formed in the bottom of the outer wall of the cleaning barrel (14), and a touch switch (19) is arranged in the fixed groove.
3. The numerically controlled fraise machine with self-cleaning function according to claim 2, wherein: the oil supplementing mechanism comprises a guide strip groove (21) transversely arranged on the bottom surface of the stabilizing pipe (10), a movable seat (22) movably arranged in the liquid outlet groove, a flow guide ball shell (23) embedded in the top of the movable seat (22) in a rolling manner, a jacking cavity vertically arranged in the pipe body of the stabilizing pipe (10) below the four corners of the inner bottom surface of the liquid outlet groove, a jacking rod (24) vertically movably arranged in the jacking cavity, a jacking ring fixedly sleeved at the middle part of the jacking rod (24) and a liquid outlet arranged at the middle part of the inner bottom surface of the liquid outlet groove, wherein the top end of the oil guide pipe (17) penetrates through the inside of the stabilizing hole channel and is horizontally and fixedly connected with an arc-shaped block (20), the upper part of the arc-shaped block (20) is movably inserted in the guide strip groove (21), the top end of the jacking rod (24) movably penetrates into the liquid outlet groove and is fixedly connected with the bottom of the movable seat (22), the bottom end of the jacking rod (24) movably penetrates into the guide strip groove (21) and is fixedly connected with a butt joint block (25) with the bottom surface in an arc surface shape, the bottom end surface of the abutting block (25) is movably abutted with the top surface of the arc-shaped block (20); a flow port communicated with the oil guide pipe (17) and the liquid outlet is vertically formed in the middle of the top surface of the arc-shaped block (20); and a plugging component for sealing the orifice is arranged in the liquid outlet.
4. The numerically controlled fraise machine with self-cleaning function according to claim 3, wherein: a return spring (26) is movably sleeved on a jacking rod (24) which is positioned in the jacking cavity above the jacking ring; a sealing ring block which is in dynamic sealing butt joint with the inner wall of the guide strip groove (21) is fixedly connected to the top surface of the arc-shaped block (20) on the peripheral side of the circulation port; the bottom surface of the movable seat (22) is provided with a flow guide port which is attached to the bottom of the flow guide spherical shell (23); a plurality of oil inlets are uniformly formed in the outer wall of the diversion spherical shell (23); the inner walls of the front end and the rear end of the stable pore channel are provided with a plurality of bearing balls (30) at equal intervals in a rolling manner, the outer walls of the front end and the rear end of the stable tube (10) are transversely provided with bearing strip grooves, and the exposed ball bodies of the bearing balls (30) are movably abutted to the inside of the bearing strip grooves.
5. The numerically controlled fraise machine with self-cleaning function according to claim 3, wherein: the plugging assembly comprises a cross plate horizontally and fixedly connected into the upper part of the liquid outlet, a fixed ring plate (28) horizontally and fixedly connected into the lower part of the liquid outlet, a sealing cover plate (29) horizontally arranged above the fixed ring plate (28) and a fixed shell (27) fixedly penetrating the middle part of the top surface of the cross plate, and a sealing rubber plate matched with an opening of the fixed ring plate (28) is horizontally arranged at the bottom of the sealing cover plate (29); a movable plate is horizontally and movably arranged in the fixed shell (27), a lower compression column (31) is vertically and fixedly connected to the top of the movable plate, a lower push rod (32) is vertically and fixedly connected to the bottom of the movable plate, the top end of the lower compression column (31) movably penetrates out of the fixed shell (27) and extends into a flow guide opening in the bottom of the movable seat (22), and the diameter of the lower compression column (31) is one fourth of the inner diameter of the flow guide opening; the bottom end of the lower push rod (32) movably penetrates through the fixed shell (27) and is fixedly connected with the top of the sealing cover plate (29); the lower push rod (32) is movably sleeved with a return spring (33) on a rod body in the fixed shell (27).
6. The numerically controlled fraise machine with self-cleaning function according to claim 1, wherein: rectangular slag falling ports are formed in two sides of the bottom of the workbench (2), a slag collecting box (7) is installed at the bottom of each slag falling port, and a slag collecting cloth bag (8) is installed at a slag outlet in the bottom of each slag collecting box (7); slide rails are longitudinally arranged on two side faces of the base (1), and sliding grooves matched with the slide rails are longitudinally formed in the lower portion of the inner side face of the slag collecting box (7).
7. The numerically controlled fraise machine with self-cleaning function according to claim 1, wherein: the front end of the first ball screw (6) movably penetrates out of the front end surface of the base (1) and is fixedly connected with a first hand wheel, and one end of the second ball screw (11) movably penetrates out of the workbench (2) and is fixedly connected with a second hand wheel; one end of the stabilizing pipe (10) penetrates out of the workbench (2) and is fixedly connected with a flange, and the other end of the stabilizing pipe (10) is arranged in a closed mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210812127.8A CN114871485A (en) | 2022-07-12 | 2022-07-12 | Numerical control milling machine with self-cleaning function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210812127.8A CN114871485A (en) | 2022-07-12 | 2022-07-12 | Numerical control milling machine with self-cleaning function |
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| CN114871485A true CN114871485A (en) | 2022-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210812127.8A Pending CN114871485A (en) | 2022-07-12 | 2022-07-12 | Numerical control milling machine with self-cleaning function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117506546A (en) * | 2024-01-05 | 2024-02-06 | 宁波德凯数控机床有限公司 | Gantry machining center sliding block lubricating device |
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| CN117506546B (en) * | 2024-01-05 | 2024-04-12 | 宁波德凯数控机床有限公司 | Gantry machining center sliding block lubricating device |
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Application publication date: 20220809 |