Digit control machine tool automatic feed mechanism
Technical Field
The invention relates to the technical field of machine tool feeding, in particular to an automatic feeding mechanism of a numerical control machine tool.
Background
At present in the punching press lathe course of working, the automatic feed system has basically been adopted, and this system includes vibration dish, lifting machine, carries slide and manipulator etc. can be with the panel class part blank of putting wantonly through the vibration dish, adjust to the required position of processing, then through lifting machine, carry slide etc. before carrying the punching press lathe with panel class part blank, hold to the processing position by the manipulator and process, operation security and machining efficiency all obtain improving.
The patent number is CN108544011B and discloses a pipe cutting machine tool of automatic feeding distance, including the lathe main part, the right-hand member fixedly connected with first fixed block of lathe main part upper surface, the lower fixed surface of first fixed block inner wall is connected with first spring. This automatic pipe cutting machine of feeding distance drives first hydraulic telescoping rod compression through first pneumatic cylinder, make the fixed steel pipe of first fixed strip, drive the compression of second hydraulic telescoping rod through the second pneumatic cylinder, make the fixed steel pipe of second fixed strip, drive the delivery wheel through first motor and rotate, make the steel pipe on the delivery wheel move left, the third pneumatic cylinder drives the compression of third hydraulic telescoping rod, it drives the tight piece downstream of arc clamp to make the support round bar, thereby make the tight piece of arc clamp and movable block clamp the steel pipe, the fourth pneumatic cylinder drives the compression of fourth hydraulic telescoping rod and makes the tight steel pipe of clamp move left between the tight piece of arc clamp and the movable block, make and realized can automatic feeding, automatic distance, the efficiency is improved, but this equipment can not realize quantitative equal material loading, cause the work piece jam easily.
Disclosure of Invention
The invention aims to solve the problems and provides an automatic feeding mechanism of a numerical control machine tool.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a digit control machine tool automatic feed mechanism, includes the workstation, the top of workstation is provided with the feed cylinder, bottom one side of feed cylinder is equipped with the conveyer, the one end of conveyer is connected with the conveying pipeline, the one end of conveying pipeline is equipped with and treats the processing platform, the top one end of treating the processing platform is provided with the cylinder, the telescopic shaft of cylinder is connected with the push pedal, the one end of push pedal is equipped with the transfer box, the inside of feed cylinder is equipped with the equalizing bin, the outer wall of equalizing bin is equipped with hollow outer bucket, the infrabasal plate one end of feed cylinder is provided with the first driving motor who is the level setting, the output end fixedly connected with first worm of first driving motor, the one end meshing of first worm is connected with first worm wheel, the top of first worm wheel is through the bottom center fixed connection of pivot with the equalizing bin, the one end fixedly connected with the action wheel of first worm, the top of action wheel rotates through the belt to be connected with from the driving wheel, one side fixedly connected with the second worm from one side fixedly connected with the second worm wheel, the bottom of second worm wheel runs through the fixed connection of carousel has the disc through the top of equalizing bin and is connected with the oblique material pipe that the discharge gate is set up and the oblique and is the hollow discharge gate of the second material pipe respectively.
Preferably, the calibers of the first discharge port and the second discharge port are the same, and the outer wall of the material homogenizing barrel is in contact with the inner wall of the hollow outer barrel.
Preferably, the top fixedly connected with inlet pipe of feedwell, the bottom of inlet pipe runs through the top that extends to the equalizing barrel, the feed inlet has been seted up at the top of equalizing barrel, the bottom of inlet pipe contacts with the top of feed inlet.
Preferably, a material baffle is arranged on one side of the top of the table to be processed, the material baffle is arranged right opposite to the material conveying pipeline, and the material baffle is made of an elastic buffering material.
Preferably, one side of conveyer is equipped with the processing district, the bottom both ends symmetry sliding connection of transfer box has the slide rail, two be equipped with the pneumatic cylinder between the slide rail, the telescopic shaft of pneumatic cylinder and one side outer wall fixed connection of transfer box.
Preferably, the inside one end of transfer box is first sleeve of fixedly connected with and second sleeve respectively, be provided with the second driving motor that is the level setting in the first sleeve, the first initiative bevel gear of second driving motor's the first initiative bevel gear of output fixedly connected with, the meshing of one side of first initiative bevel gear is connected with first driven bevel gear, one side of first driven bevel gear runs through the pivot and extends to second sleeve internal fixedly connected with second initiative bevel gear, the meshing of one side of second initiative bevel gear is connected with second driven bevel gear, one side of first driven bevel gear and second driven bevel gear is first screw rod of fixedly connected with and second screw rod respectively.
Preferably, the meshing of bottom one side of first screw rod is connected with first gear, the meshing of the bottom of first gear is connected with first rack plate, the one end fixedly connected with ejector pin of first rack plate, the ejector pin runs through the one end fixedly connected with kicking block that extends to the transport box outside.
Preferably, a second gear is meshed and connected to one side of the top of the second screw, a connecting plate is arranged at the top of the second gear, a second rack plate is fixedly connected to the bottom of one end of the connecting plate, the second rack plate is meshed and connected with the second gear, and a third rack plate is fixedly connected to the top of the other end of the connecting plate.
Preferably, the inside front end of transfer box is equipped with the third gear, the positive and negative screw rod of one side fixedly connected with of third gear, threaded connection is run through to the both ends symmetry of positive and negative screw rod has the carriage release lever, two the carriage release lever runs through the one end fixedly connected with arc splint that extend to the transfer box outside.
Compared with the prior art, the invention has the following advantages:
1. the automatic quantitative feeding device adopts the interaction fit among the feeding barrel, the first driving motor, the first worm wheel, the driving wheel, the driven wheel, the second worm wheel, the disc, the material distributing plate, the first discharge hole and the second discharge hole, can realize automatic feeding and automatic quantitative fixed-distance conveying, improves the efficiency, and thus effectively solves the problems that quantitative uniform feeding cannot be realized and workpieces are easy to block;
2. the invention adopts the cooperation of interaction among the second driving motor, the first driving bevel gear, the first driven bevel gear, the second driving bevel gear, the second driven bevel gear, the first screw, the second screw, the first gear, the second gear, the first rack plate, the ejector rod, the ejector block, the second rack plate, the third gear, the positive and negative screws and the arc-shaped clamping plate, thereby not only realizing the ejection of the workpiece and preventing the arc-shaped clamping plate from being dislocated with the workpiece, but also realizing the stable clamping and positioning of the workpiece through the arc-shaped clamping plate.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural diagram of the inside of a transfer box of a real-time anti-collision device of a numerical control machine tool provided by the invention;
fig. 3 is a schematic structural diagram of a connecting plate of a real-time anti-collision device of a numerically-controlled machine tool according to the present invention;
fig. 4 is an enlarged view of an area a in fig. 2 of the real-time anti-collision device of the numerical control machine tool according to the present invention;
fig. 5 is a schematic structural diagram of the interior of a feed barrel of a real-time anti-collision device of a numerically-controlled machine tool according to the present invention;
fig. 6 is an enlarged view of a region B in fig. 5 of the real-time collision preventing device of the numerically-controlled machine tool according to the present invention;
fig. 7 is a schematic structural diagram of a disk of a real-time anti-collision device of a numerically-controlled machine tool according to the present invention.
In the figure: 1. a work table; 2. a charging barrel; 3. a conveyor; 4. a delivery pipeline; 5. a table to be processed; 6. a transfer box; 7. a feeding pipe; 8. a driving wheel; 9. a driven wheel; 10. a second worm; 11. a second worm gear; 12. a disc; 13. a first discharge port; 14. a second discharge port; 15. feeding pipes; 16. a material distributing plate; 17. a striker plate; 18. a first sleeve; 19. a second sleeve; 20. a second drive motor; 21. a first drive bevel gear; 22. a first driven bevel gear; 23. a second drive bevel gear; 24. a second driven bevel gear; 25. a second screw; 26. a first screw; 27. a first gear; 28. a first rack plate; 29. a top rod; 30. a second gear; 31. a connecting plate; 32. a second rack plate; 33. a third rack plate; 34. a third gear; 35. a positive and negative screw; 36. a travel bar; 37. an arc-shaped splint; 38. a slide rail; 39. a hydraulic cylinder; 40. a processing zone; 41. a material homogenizing barrel; 42. a hollow outer barrel; 43. a first drive motor; 44. a first worm; 45. a first worm gear.
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.
Referring to fig. 1 to 7, an automatic feeding mechanism of a numerical control machine tool comprises a workbench 1, a feeding barrel 2 is arranged at the top of the workbench 1, a conveyor 3 is arranged on one side of the bottom of the feeding barrel 2, one end of the conveyor 3 is connected with a material conveying pipeline 4, one end of the material conveying pipeline 4 is provided with a platform 5 to be processed, one end of the top of the platform 5 to be processed is provided with a cylinder, an expansion shaft of the cylinder is connected with a push plate, one end of the push plate is provided with a transfer box 6, a material homogenizing barrel 41 is arranged inside the feeding barrel 2, the outer wall of the material homogenizing barrel 41 is provided with a hollow outer barrel 42, one end of an inner bottom plate of the feeding barrel 2 is provided with a first driving motor 43 which is horizontally arranged, the output end of the first driving motor 43 is fixedly connected with a first worm 44, one end of the first worm 44 is engaged with a first worm wheel 45, the top of first worm wheel 45 is through the bottom center fixed connection of pivot with equalizing barrel 41, the one end fixedly connected with action wheel 8 of first worm 44, the top of action wheel 8 is rotated through the belt and is connected with from driving wheel 9, from one side fixedly connected with second worm 10 of driving wheel 9, the one end meshing of second worm 10 is connected with second worm wheel 11, the bottom of second worm wheel 11 runs through the pivot and extends to equalizing expert fixedly connected with disc 12, the equidistant welding in top of disc 12 has a plurality of branch flitchs 16 that are crooked slope setting, first discharge gate 13 and second discharge gate 14 have been seted up respectively to one side of equalizing barrel 41 and hollow outer bucket 42, the one end of second discharge gate 14 is connected with the material loading pipe 15 that is the slope setting, the bottom of material loading pipe 15 is connected with conveyer 3.
Further, in the above technical solution, the aperture sizes of the first discharge port 13 and the second discharge port 14 are the same, and the outer wall of the equalizing barrel 41 contacts with the inner wall of the hollow outer barrel 42, so that the workpieces can be smoothly discharged from the first discharge port 13 and the second discharge port 14 one by one, interference caused by non-correspondence is avoided, and efficiency is improved.
Further, in above-mentioned technical scheme, the top fixedly connected with inlet pipe 7 of feedwell 2, the bottom of inlet pipe 7 runs through the top that extends to equalizing barrel 41, the feed inlet has been seted up at equalizing barrel 41's top, the bottom of inlet pipe 7 contacts with the top of feed inlet.
Further, in the above technical scheme, top one side of treating processing platform 5 is equipped with striker plate 17, striker plate 17 sets up just opposite at conveying pipeline 4, striker plate 17 is made by the elastic buffer material, through the effect of striker plate 17 of making by the elastic buffer material to can effectually prevent that the work piece from dashing out because inertial effect and treating processing platform 5, can also play the effect of buffer protection to the work piece simultaneously.
Further, in above-mentioned technical scheme, one side of conveyer 3 is equipped with processing district 40, there are slide rail 38, two at the bottom both ends symmetry sliding connection of transfer box 6 be equipped with pneumatic cylinder 39 between the slide rail 38, the telescopic shaft of pneumatic cylinder 39 and one side outer wall fixed connection of transfer box 6, through the effect of pneumatic cylinder 39 and slide rail 38 to be convenient for carry out automatic the shifting to transfer box 6.
Further, in the above technical solution, one end of the inside of the transfer box 6 is fixedly connected with a first sleeve 18 and a second sleeve 19, a second driving motor 20 horizontally disposed is disposed in the first sleeve 18, an output end of the second driving motor 20 is fixedly connected with a first driving bevel gear 21, one side of the first driving bevel gear 21 is engaged and connected with a first driven bevel gear 22, one side of the first driven bevel gear 22 is extended into the second sleeve 19 through a rotating shaft and fixedly connected with a second driving bevel gear 23, one side of the second driving bevel gear 23 is engaged and connected with a second driven bevel gear 24, one sides of the first driven bevel gear 22 and the second driven bevel gear 24 are fixedly connected with a first screw 26 and a second screw 25, one side of the bottom of the first screw 26 is engaged and connected with a first gear 27, the bottom of the first gear 27 is engaged and connected with a first rack plate 28, one end of the first driven bevel plate 28 is fixedly connected with a push rod 29, the push rod 29 extends through to a fixed top block at one end outside of the transfer box 6, one side of the top of the first screw 26 is engaged and connected with a first gear 27, one side of the top of the second screw 27 is engaged and connected with a second gear 30, one end of the first rack plate 28 is engaged and connected with a second rack plate, the top of the transfer box 30, two forward and reverse gear plates 32 are connected with a connecting plate 32, two forward and reverse screw plates 32 are connected with a forward and reverse screw plates 32, the transfer box 6, two forward and reverse screw plates 32 are connected with a connecting plate 32 are connected with a forward and reverse screw plates 32 respectively, the second driving motor 20 is started to work, so that the first driving bevel gear 21 is rotationally engaged to drive the first driven bevel gear 22 to rotate, the first driven bevel gear 22 rotates to drive the second driving bevel gear 23 to rotate through the rotating shaft, the second driving bevel gear 23 is rotationally engaged to drive the second driven bevel gear 24 to rotate, the first driven bevel gear 22 and the second driven bevel gear 24 rotate to drive the first screw 26 and the second screw 25 to rotate, so that the first screw 26 and the second screw 25 rotate to respectively engage to drive the first gear 27 and the second gear 30 to rotate, the first gear 27 is rotationally engaged to drive the first rack plate 28 to move so as to drive the ejector rod 29 and the ejector block to move so as to eject the workpiece, meanwhile, the second gear 30 is rotationally engaged to drive the second rack plate 32 to move, the second rack plate 32 is moved to drive the third rack plate 33 to move so as to drive the third gear 34 to rotate, and the forward and backward screw 35 is used to drive the two arc-shaped clamping plates 37 to move until the workpiece is clamped, and stable clamping and positioning of the workpiece is realized.
The working principle is as follows: firstly, a first driving motor 43 is started to work, then the first driving motor 43 drives a first worm 44 to rotate, the first worm 44 is meshed to drive a first worm wheel 45 to rotate, the first worm wheel 45 rotates to drive a material equalizing barrel 41 to rotate through a rotating shaft, at the moment, when a workpiece falls through a feeding pipe 7 and the feeding hole is positioned on the same axis, the workpiece falls onto a disc 12 in the material equalizing barrel 41, meanwhile, the first worm 44 rotates to drive a driving wheel 8 to rotate, the driving wheel 8 rotates to drive a driven wheel 9 to rotate through a belt, the driven wheel 9 rotates to drive a second worm 10 to rotate, the second worm 10 is meshed to drive a second worm wheel 11 to rotate, then, the second worm wheel 11 rotates to drive the disc 12 and a plurality of material distributing plates 16 which are arranged in a bending and inclining mode through the rotating shaft, when a first discharging hole 13 on one side of the material equalizing barrel 41 is overlapped with a second discharging hole 14 on one side of a hollow outer barrel 42, the workpiece can be conveyed to the conveyor 3 from the first discharge port 13, the second discharge port 14 and the feeding pipe 15, and then conveyed to the table 5 to be processed through the conveyor 3, and is blocked by the baffle plate 17 made of elastic buffer material, and then the cylinder is started to work, the telescopic shaft of the cylinder drives the push plate to push the workpiece to between the two arc-shaped clamp plates 37, and then the second driving motor 20 is started to work, the second driving motor 20 drives the first driving bevel gear 21 to rotate, the first driving bevel gear 21 rotates and engages to drive the first driven bevel gear 22 to rotate, the first driven bevel gear 22 rotates and drives the second driving bevel gear 23 to rotate through the rotating shaft, the second driving bevel gear 23 rotates and engages to drive the second driven bevel gear 24 to rotate, then the first driven bevel gear 22 and the second driven bevel gear 24 rotate to drive the first screw 26 and the second screw 25 to rotate, the first screw 26 and the second screw 25 rotate to respectively engage to drive the first gear 27 and the second gear 30 to rotate, the first gear 27 is meshed in a rotating mode to drive the first rack plate 28 to move so as to drive the ejector rod 29 and the ejector block to move to eject a workpiece, meanwhile, the second gear 30 is meshed in a rotating mode to drive the second rack plate 32 to move, the second rack plate 32 moves to drive the third rack plate 33 to move so as to drive the third gear 34 to rotate, the two arc-shaped clamping plates 37 are driven through the positive and negative screws 35 to move until the workpiece is clamped tightly, the hydraulic cylinder 39 is started at last to work, and the hydraulic cylinder 39 drives the transfer box 6 through the telescopic shaft to move to the machining area 40 through the sliding rail 38 to be machined.
The previous description is provided to enable any person skilled in the art to practice the various aspects described herein. Various modifications to these aspects will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other aspects. Thus, the claims are not intended to be limited to the aspects shown herein, but is to be accorded the full scope consistent with the language claims, wherein reference to an element in the singular is not intended to mean "one and only one" unless specifically so stated, but rather "one or more.