CN103481160B - From axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe - Google Patents
From axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe Download PDFInfo
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- CN103481160B CN103481160B CN201310424442.4A CN201310424442A CN103481160B CN 103481160 B CN103481160 B CN 103481160B CN 201310424442 A CN201310424442 A CN 201310424442A CN 103481160 B CN103481160 B CN 103481160B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/08—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding non-circular cross-sections, e.g. shafts of elliptical or polygonal cross-section
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention discloses a kind of from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, it comprises electric chief axis system, pedestal, wheel grinding system and servo feed system, electric chief axis system is fixed on pedestal, servo feed system is fixed on pedestal, and servo feed system and electric chief axis system perpendicular, wheel grinding systematic vertical is fixed on above servo feed system; Electric chief axis system comprises rotary system and supplementary feeding system, rotary system is vertically fixed on above supplementary feeding system, wheel grinding system comprises support system, grinding wheel spindle system and longitudinal feed system, wherein grinding wheel spindle system is parallel is fixed on above longitudinal feed system, and grinding wheel spindle system is parallel with longitudinal feed system is fixed on support system front.The present invention not only can simultaneously grinding multiple from shaft-like work, there is higher working (machining) efficiency, and effectively can reduce or eliminate the error effect factor in processing, there is higher machining accuracy.
Description
Technical field
The invention belongs to machinery manufacturing technology field, be specifically related to a kind of from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe.
Background technology
What current manufacturing field grinding machine used adopted usually is that single emery wheel carries out the mode of grinding to single workpiece, working (machining) efficiency is lower, and the equal clamping of workpiece is in the center of main shaft, this lathe has significant limitation for the grinding from axle curved surface, the random vibration caused due to the power distribution imbalance in process, can affect the rigidity of structure and the stability of machine tooling, workpiece dynamic balance performance is poor, affects the impact of the machining accuracy of lathe.
Summary of the invention
The object of the invention is to combine the curved surface structure feature from axle curved surface uniqueness, by analysing in depth and research, devise a kind of for process from axle curve surface grinding from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, this lathe adopts double abrasive wheel to carry out synchronous grinding, not only can eliminate or reduce the uneven random vibration caused of power distribution in process, improve the rigidity of structure and the stability of machine tooling, and the workpiece dynamic balance performance difference that can reduce machine tooling is on the impact of machine finish, in addition, lathe is while can realizing the high-precision grinding processing request from axle curved surface, the common non-grinding from shaft-like work can also be applicable to, improve efficiency and the versatility of grinding.
For solving the problems of the technologies described above, the present invention adopts following technical scheme, by reference to the accompanying drawings:
There is provided a kind of from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, it comprises electric chief axis system and pedestal 7, electric chief axis system is fixed on pedestal 7, and electric chief axis system comprises rotary system and supplementary feeding system, and rotary system is installed vertically on above supplementary feeding system; Wheel grinding system and servo feed system should be also comprised from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, wheel grinding systematic vertical is installed on above servo feed system, wheel grinding system comprises support system, grinding wheel spindle system and longitudinal feed system, wherein grinding wheel spindle system arranged parallel is above longitudinal feed system, and grinding wheel spindle system and longitudinal feed system arranged parallel are in support system front; Servo feed system is fixed on pedestal 7, and servo feed system and electric chief axis system perpendicular.
According to provided by the present invention from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, wherein, the support system of wheel grinding system comprises base plate 57, electric machine support 24, line slideway V 26, rail brackets I 25, slide block Ⅸ 27, line slideway VI 16, rail brackets II 18 and slide block Ⅹ 17, be fixedly connected with by screw with base plate 57 bottom electric machine support 24, rail brackets I 25 and rail brackets II 18 are fixedly connected on electric machine support 24 both sides respectively by screw, line slideway V 26 and rail brackets I 25 are connected, line slideway VI 16 and rail brackets II 18 are connected, slide block Ⅸ 27 is flexibly connected with line slideway V 26, slide block Ⅹ 17 is flexibly connected with line slideway VI 16.
According to provided by the present invention from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, wherein, the grinding wheel spindle system of wheel grinding system comprises active system, grinding wheels system, transmission system and connection bracket system, grinding wheels system, transmission system and connection bracket system are mirror image, with the radial central axis of active system for symmetry axis, the left-half of grinding wheels system and right half part respectively transverse uniaxial are placed in left side and the right side of active system, the left-half coaxial package of transmission system is in the left side of grinding wheels system left-half, the right half part coaxial package of transmission system is in the right side of grinding wheels system right half part, the left-half coaxially nested left side being placed in transmission system left-half of connection bracket system, the right half part coaxially nested right side being placed in transmission system right half part of connection bracket system.
According to provided by the present invention from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, wherein, active system comprises servomotor 59, electric machine main shaft 62, spline female I 76 and spline female II 79, servomotor 59 is two ends output type motors, the two ends of electric machine main shaft 62 have spline, spline female I 76 and spline female II 79 match with the spline at electric machine main shaft 62 two ends respectively, drive spline female I 76 and spline female II 79 to rotate when servomotor 59 is rotated simultaneously.
According to provided by the present invention from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, wherein, grinding wheels system comprises emery wheel I 30, long spiro nail array I 77, spline mother set I 75, back-up ring I 74, emery wheel II 15, long spiro nail array II 78, spline mother set II 80 and back-up ring II 81, with the radial central axis of active system for symmetry axis, in the left-half of grinding wheels system, the inner side of emery wheel I 30 is fixedly connected with the outside of spline mother set I 75, back-up ring I 74 is fixedly connected with spline mother set I 75 and is positioned at the outside of emery wheel I 30, spline mother set I 75 is fixedly connected with active system by long spiro nail array I 77, in the right half part of grinding wheels system, the inner side of emery wheel II 15 is fixedly connected with the outside of spline mother set II 80, back-up ring II 81 is fixedly connected with spline mother set II 80 and is positioned at the outside of emery wheel II 15, play the effect of the emery wheel II 15 that is fixedly clamped, spline mother set II 80 is connected by long spiro nail array II 78 and active system, thus makes servomotor 59 that emery wheel I 30 and emery wheel II 15 can be driven to rotate.
According to provided by the present invention from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, wherein, transmission system comprises deep groove ball bearing I 73, sleeve I 72, thrust ball bearing I 71, dividing plate I 69, thrust ball bearing II 68, sleeve II 67, deep groove ball bearing II 66, baffle ring I 65, deep groove ball bearing III 82, sleeve III 83, thrust ball bearing III 84, dividing plate II 86, thrust ball bearing IV 87, sleeve IV 88, deep groove ball bearing IV 89 and baffle ring II 90, with the radial central axis of active system for symmetry axis, in the left-half of transmission system, take symmetry axis as inner side, deep groove ball bearing I 73, sleeve I 72, thrust ball bearing I 71, dividing plate I 69, thrust ball bearing II 68, sleeve II 67, deep groove ball bearing II 66 is flexibly connected successively along the order from inner side to outside, at the right half part of transmission system, take symmetry axis as inner side, deep groove ball bearing III 82, sleeve III 83, thrust ball bearing III 84, dividing plate II 86, thrust ball bearing IV 87, sleeve IV 88, deep groove ball bearing IV 89 are flexibly connected successively along the order from inner side to outside.This transmission system can move along electric machine main shaft 62, but can not rotate, and effectively can eliminate or reduce the power in wheel grinding process, improves the stability of a system and machining accuracy.
According to provided by the present invention from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, wherein, connection bracket system comprises connection bracket II 58, sunk screw array I 70, connection bracket I 29, short screw array I 64, spline hood I 61, connection bracket IV 60, sunk screw array II 85, connection bracket III 14, short screw array II 91 and spline hood II 63, with the radial central axis of active system for symmetry axis, in the left-half of connection bracket system, connection bracket II 58 is nested in the outside of the left-half of transmission system after being fixedly connected with by sunk screw array I 70 with the circular end face of connection bracket I 29, spline hood I 61 is fixedly connected with connection bracket I 29 by short screw array I 64, the end face of connection bracket II 58 is flexibly connected with grinding wheels system, at the right half part of connection bracket system, connection bracket IV 60 is nested in the outside of transmission system after being fixedly connected with by sunk screw array II 85 with the circular end face of connection bracket III 14, spline hood II 63 is fixedly connected with connection bracket III 14 by short screw array II 91, and the end face of connection bracket IV 60 is flexibly connected with the back-up ring II 81 in grinding wheels system, connection bracket I 29 is fixedly connected with slide block Ⅹ 17 with the slide block Ⅸ 27 in support system respectively by screw with the square end surface of connection bracket III 14, connection bracket system is moved along line slideway V 26 and line slideway VI 16, in addition, the rigidity of whole grinding wheel spindle system can also be increased.
According to provided by the present invention from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, wherein, spline mother set I 75 in grinding wheels system is fixedly connected with the spline in active system female I 76 by long spiro nail array I 77, and spline mother set II 80 is fixedly connected with the spline in active system female II 79 by long spiro nail array II 78; Baffle ring I 65 in transmission system is embedded in the end fluting of the spline female I 76 in active system, the end face of deep groove ball bearing I 73 contacts with the connection bracket II 58 in connection bracket system, baffle ring II 90 is embedded in the end fluting of the spline female II 79 in active system, and the end face of deep groove ball bearing III 82 contacts with the connection bracket IV 60 in connection bracket system; The end face of the connection bracket II 58 of connection bracket system is flexibly connected with the back-up ring I 74 in grinding wheels system, and the end face of connection bracket IV 60 is flexibly connected with the back-up ring II 81 in grinding wheels system.
According to provided by the present invention from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, wherein, longitudinal feed system comprises alternating current generator III 10, alternating current generator base III 94, shaft coupling III 11, ring-like bearing block III 12, sealing shroud III 39, ball-screw III 13, leading screw feeding seat III 50, leading screw feeding seat IV 56, sealing ring III 38 and bearing block III 28; Alternating current generator base III 94 is fixedly connected with support system by screw, alternating current generator III 10 is fixedly connected with alternating current generator base III 94 by screw, and alternating current generator III 10 output drives ball-screw III 13 to rotate by shaft coupling III 11 and ring-like bearing block III 12; The middle part of ball-screw III 13 is provided with the contrary and screw thread that pitch is equal of two sections of direction of rotation, and its two ends are provided with sealing shroud III 39 and sealing ring III 38, and sealing shroud III 39 and sealing ring III 38 are fixedly connected with bearing block III 28 with ring-like bearing block III 12 respectively; The center of leading screw feeding seat III 50 and leading screw feeding seat IV 56 is flexibly connected with the threaded portion of ball-screw III 13, leading screw feeding seat III 50 is fixedly connected with grinding wheel spindle system respectively with the end face of leading screw feeding seat IV 56, make alternating current generator III 10 that connection bracket system can be driven to move, and then achieve alternating current generator III 10 and drive emery wheel I 30 and emery wheel II 15 to do locking phase to movement along the X-direction of lathe.
According to provided by the present invention from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, wherein, servo feed system comprises alternating current generator II 8, alternating current generator base II 93, shaft coupling II 9, ring-like bearing block II 42, sealing shroud II 41, ball-screw II 20, leading screw feeding seat II 52, sealing ring II 40, bearing block II 21, line slideway III 23, slide block VIII 54, slide block VII 55, line slideway IV 19, slide block V 51, slide block VI 53 and base II 22; Alternating current generator base II 93 is fixedly connected with base II 22 by screw, and alternating current generator II 8 is fixedly connected with alternating current generator base II 93 by screw, and its output drives ball-screw II 20 to rotate by shaft coupling II 9 and ring-like bearing block II 42; The two ends of ball-screw II 20 are provided with sealing shroud II 41 and sealing ring II 40, and sealing shroud II 41 and sealing ring II 40 are fixedly connected with bearing block II 21 with ring-like bearing block II 42 respectively; The center of leading screw feeding seat II 52 is flexibly connected with the threaded portion of ball-screw II 20, and the end face of leading screw feeding seat II 52 is fixedly connected with wheel grinding system, thus makes alternating current generator II 8 that wheel grinding system can be driven to do feeding along the Z-direction of lathe to move; Slide block VIII 54, slide block VII 55 are flexibly connected with line slideway III 23 respectively, slide block V 51, slide block VI 53 are flexibly connected with line slideway IV 19 respectively, slide block VIII 54, slide block VII 55 are fixedly connected with wheel grinding system with the end face of slide block V 51, slide block VI 53, the movement of wheel grinding system is play the guiding role, realizes emery wheel I 30 and emery wheel II 15 and do feeding along the Z-direction of lathe and move; Base II 22 adopts screw to be connected with pedestal 7.
Compared with prior art the invention has the beneficial effects as follows:
1. traditional grinding machine can only carry out grinding to a workpiece usually at every turn, and to the processing from axle curved surface, there is significant limitation, lathe provided by the invention adopts for from the special clamping tool of axle curved design and the synchronous grinding mechanism of double abrasive wheel, by controlling the comprehensive feed motion of double abrasive wheel in lathe X-direction and Z-direction, can simultaneously grinding multiple from axle curved surface, improve the working (machining) efficiency of lathe.
2. pass through by direct for workpiece clamping on electro spindle vacuum cup, this lathe can also realize the grinding to single workpiece, has very strong practicality and versatility.
3. what servomotor adopted is the servomotor that two ends export, and can realize two emery wheel synchronous relative motions.
4. the present invention is owing to have employed thrust ball bearing and deep groove ball bearing, can effectively bear and reduce grinding force during grinding, improves machining accuracy.
5. lathe provided by the invention, the use of its various support can improve rigidity and the stability of lathe entirety.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further illustrated:
Fig. 1 is of the present invention from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe integral installation figure
Fig. 2 is the base construction schematic diagram from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe of the present invention
Fig. 3 is the structural representation of the rotary system from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe of the present invention
Fig. 4 is the drive unit schematic diagram of the electric chief axis system from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe of the present invention
Fig. 5 is of the present invention from the supplementary feeding system of axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe and the structural representation of servo feed system
Fig. 6 is the support system schematic diagram of the wheel grinding system from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe of the present invention
Fig. 7 is the structural representation of the wheel grinding system from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe of the present invention
Fig. 8 is the structural representation of the grinding wheel spindle system from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe of the present invention
Fig. 9 is the internal view of the grinding wheel spindle system from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe of the present invention
Figure 10 is the enlarged drawing of left half side structure of Fig. 9
Figure 11 is the enlarged drawing of right half side structure of Fig. 9
Figure 12 is the drive unit schematic diagram of the longitudinal feed system from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe of the present invention
Figure 13 is the space layout figure of the feed system from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe of the present invention
Figure 14 is the drive unit schematic diagram of the wheel grinding system from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe of the present invention
Figure 15 is the structural representation of the leading screw feeding seat from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe of the present invention
Figure 16 is the combination schematic diagram of the connection bracket from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe of the present invention
Operating mode schematic diagram when Figure 17 is the grinding from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe of the present invention single workpiece
In figure: 1. electro spindle, 2. electro spindle slide, 3. ring-like bearing block I, 4. shaft coupling I, 5. base I, 6. alternating current generator I, 7. pedestal, 8. alternating current generator II, 9. shaft coupling II, 10. alternating current generator III, 11. shaft couplings III, 12. ring-like bearing blocks III, 13. ball-screws III, 14. connection brackets III, 15. emery wheels II, 16. line slideways VI, 17. slide blocks Ⅹ, 18. rail bracketses II, 19. line slideways IV, 20. ball-screws II, 21. bearing blocks II, 22. bases II, 23. line slideway III 24. electric machine supports, 25. rail bracketses I, 26. line slideways V, 27. slide blocks Ⅸ, 28. bearing blocks III, 29. connection brackets I, 30. emery wheels I, 31. workpiece arrays, 32. bearing blocks I, 33. fixture 34. alignment pin arrays, 35. sealing rings I, 36. ball-screws I, 37. sealing shrouds I, 38. sealing rings III, 39. sealing shrouds III, 40. sealing rings II, 41. sealing shrouds II, 42. ring-like bearing block II 43. line slideways II, 44. line slideways I, 45. slide blocks III, 46. slider I, 47. leading screw feeding seats I, 48. slide blocks IV, 49. slide blocks II, 50. leading screw feeding seats III, 51. slide blocks V, 52. leading screw feeding seats II, 53. slide blocks VI, 54. slide blocks VIII, 55. slide blocks VII, 56. leading screw feeding seats IV, 57. base plates, 58. connection brackets II, 59. servomotors, 60. connection brackets IV, 61. spline hood I 62. electric machine main shafts, 63. spline hoods II, 64. short screw arrays I, 65. baffle rings I, 66. deep groove ball bearings II, 67. sleeves II, 68. thrust ball bearings II, 69. dividing plates I, 70. sunk screw arrays I, 71. thrust ball bearings I, 72. sleeves I, 73. deep groove ball bearings I, 74. back-up rings I, 75. spline mother sets I, 76. spline mothers I, 77. long spiro nail arrays I, 78. long spiro nail arrays II, 79. spline mothers II, 80. spline mother sets II, 81. back-up rings II, 82. deep groove ball bearings III, 83. sleeve III 84. thrust ball bearings III, 85. sunk screw arrays II, 86. dividing plates II, 87. thrust ball bearing IV 88. sleeves IV, 89. deep groove ball bearings IV, 90. baffle rings II, 91. short screw arrays II, 92. alternating current generator bases I, 93. alternating current generator bases II, 94. alternating current generator bases III
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is explained in detail:
General structure from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe scheme provided by the invention as shown in Figure 1, it comprises electric chief axis system, wheel grinding system, servo feed system and pedestal 7, shown in composition graphs 1 and Fig. 2, wherein, electric chief axis system is fixed on pedestal 7, servo feed system is fixed on pedestal 7, and servo feed system and electric chief axis system perpendicular, wheel grinding systematic vertical is installed on above servo feed system.
Electric chief axis system comprises rotary system and supplementary feeding system, and rotary system is installed vertically on above supplementary feeding system;
With reference to shown in Fig. 3, rotary system comprises electro spindle 1, electro spindle slide 2, fixture 33, workpiece array 31 and alignment pin array 34, alignment pin array 34 is for the location of workpiece array 31, workpiece in workpiece array 31 evenly gathers on fixture 33, workpiece array 31 and alignment pin array 34 clamping are on fixture 33, fixture 33 is adsorbed on the vacuum cup of electro spindle 1, enables the rotation of electro spindle 1 drive workpiece array 31 to rotate, and is convenient to carry out high efficient grinding to from axle curved surface;
Shown in composition graphs 4 and Fig. 5, supplementary feeding system comprises alternating current generator I 6, alternating current generator base I 92, shaft coupling I 4, ring-like bearing block I 3, ball-screw I 36, sealing shroud I 37, leading screw feeding seat I 47, sealing ring I 35, bearing block I 32, line slideway I 44, slider I 46, slide block II 49, line slideway II 43, slide block III 45, slide block IV 48 and base I 5, wherein alternating current generator I 6 is fixed on base I 5 by alternating current generator base I 92, the output of alternating current generator I 6 drives the rotation of ball-screw I 36 by shaft coupling I 4 and ring-like bearing block I 3, there are sealing shroud I 37 and sealing ring I 35 in the two ends of ball-screw I 36, be fixedly connected with bearing block I 32 with ring-like bearing block I 3 respectively, the center of leading screw feeding seat I 47 is flexibly connected by screw thread with ball-screw I 36, and the end face of leading screw feeding seat I 47 is fixedly connected with the underrun bolt of the electro spindle slide 2 in rotary system, and alternating current generator I 6 can driven rotary system be moved, slider I 46, slide block II 49 are all flexibly connected with line slideway I 44, slide block III 45, slide block IV 48 are all flexibly connected with line slideway II 43, slider I 46, slide block II 49 are fixedly connected with the underrun bolt of electro spindle slide 2 with the end face of slide block III 45, slide block IV 48, play the guiding role to the movement of rotary system.
With reference to shown in Fig. 7, wheel grinding system comprises support system, grinding wheel spindle system and longitudinal feed system, and wherein grinding wheel spindle system arranged parallel is above longitudinal feed system, and grinding wheel spindle system and longitudinal feed system arranged parallel are in support system front;
With reference to shown in Fig. 6, support system comprises base plate 57, electric machine support 24, line slideway V 26, rail brackets I 25, slide block Ⅸ 27, line slideway VI 16, rail brackets II 18 and slide block Ⅹ 17, be fixedly connected with by screw with base plate 57 bottom electric machine support 24, rail brackets I 25 and rail brackets II 18 are all fixedly connected on electric machine support 24 both sides respectively by screw, line slideway V 26 and rail brackets I 25 are connected, line slideway VI 16 and rail brackets II 18 are connected, slide block Ⅸ 27 is flexibly connected with line slideway V 26, slide block Ⅹ 17 is flexibly connected with line slideway VI 16.
Grinding wheel spindle system comprises active system, grinding wheels system, transmission system and connection bracket system, wherein, grinding wheels system, transmission system and connection bracket system are mirror image, with the radial central axis of active system for symmetry axis, the left-half of grinding wheels system and right half part respectively transverse uniaxial are placed in left side and the right side of active system, the left-half coaxial package of transmission system is in the left side of grinding wheels system left-half, the right half part coaxial package of transmission system is in the right side of grinding wheels system right half part, the left-half coaxially nested left side being placed in transmission system left-half of connection bracket system, the right half part coaxially nested right side being placed in transmission system right half part of connection bracket system.
Shown in composition graphs 7 and Fig. 9, active system comprises servomotor 59, electric machine main shaft 62, spline female I 76 and spline female II 79, servomotor 59 is two ends output type motors, the two ends of electric machine main shaft 62 have spline, spline female I 76 and spline female II 79 match with the spline at electric machine main shaft 62 two ends respectively, drive spline female I 76 and spline female II 79 to rotate when servomotor 59 is rotated simultaneously.
Composition graphs 9, shown in Figure 10 and Figure 11, grinding wheels system is mirror image, comprise emery wheel I 30, long spiro nail array I 77, spline mother set I 75, back-up ring I 74, emery wheel II 15, long spiro nail array II 78, spline mother set II 80 and back-up ring II 81, with the radial central axis of active system for symmetry axis, half side for a left side for grinding wheels system, the inner side of emery wheel I 30 is fixedly connected with the outside of spline mother set I 75, back-up ring I 74 is fixedly connected with spline mother set I 75 and is positioned at the outside of emery wheel I 30, play the effect of the emery wheel I 30 that is fixedly clamped, spline mother set I 75 is connected by long spiro nail array I 77 and the spline in active system female I 76, except long spiro nail array I 77, on the spline female I 76 of the equal movable set of left other parts half side of grinding wheels system in active system, right half side design is half side identical with a left side, the inner side of emery wheel II 15 is fixedly connected with the outside of spline mother set II 80, back-up ring II 81 is fixedly connected with spline mother set II 80 and is positioned at the outside of emery wheel II 15, play the effect of the emery wheel II 15 that is fixedly clamped, spline mother set II 80 is connected mutually by long spiro nail array II 78 and the spline in active system female II 79, except long spiro nail array II 78, on the spline female II 79 of the equal movable set of right other parts half side of grinding wheels system in active system, thus make servomotor 59 that emery wheel I 30 and emery wheel II 15 can be driven to rotate.
Composition graphs 9, shown in Figure 10 and Figure 11, transmission system is mirror image, comprises deep groove ball bearing I 73, sleeve I 72, thrust ball bearing I 71, dividing plate I 69, thrust ball bearing II 68, sleeve II 67, deep groove ball bearing II 66, baffle ring I 65, deep groove ball bearing III 82, sleeve III 83, thrust ball bearing III 84, dividing plate II 86, thrust ball bearing IV 87, sleeve IV 88, deep groove ball bearing IV 89 and baffle ring II 90, original paper included by transmission system is all sleeved on electric machine main shaft 62, as shown in figure 12, with the radial central axis of active system for symmetry axis, half side for a left side for transmission system, left half side the comprised element of system of passing on Gong all is sleeved on the outside of spline female I 76, and remove the end fluting China and foreign countries that baffle ring I 65 is embedded in spline female I 76, all movable contact is adopted between other elements, from nearly emery wheel I 30 end to electric machine main shaft 62 on this direction, side end face, the installation ordering of each element is deep groove ball bearing I 73, sleeve I 72, thrust ball bearing I 71, dividing plate I 69, thrust ball bearing II 68, sleeve II 67, deep groove ball bearing II 66, the end face of deep groove ball bearing I 73 contacts with connection bracket II 58, the right half side design of transmission system and the half side symmetry in a left side, right half side comprised element is all sleeved on the outside of spline female II 79, and remove the end fluting China and foreign countries that baffle ring II 90 is embedded in spline female II 79, all movable contact is adopted between other elements, from nearly emery wheel II 15 end to electric machine main shaft 62 on this direction, side end face, the installation ordering of each element is deep groove ball bearing III 82, sleeve III 83, thrust ball bearing III 84, dividing plate II 86, thrust ball bearing IV 87, sleeve IV 88, deep groove ball bearing IV 89, and the end face of deep groove ball bearing III 82 contacts with connection bracket IV 60, this transmission system can move along electric machine main shaft 62, but can not rotate, and effectively can eliminate or reduce the power in wheel grinding process, improves the stability of a system and machining accuracy.
Composition graphs 9, shown in Figure 10 and Figure 11, connection bracket system is mirror image, comprise connection bracket II 58, sunk screw array I 70, connection bracket I 29, short screw array I 64, spline hood I 61, connection bracket IV 60, sunk screw array II 85, connection bracket III 14, short screw array II 91 and spline hood II 63, with the radial central axis of active system for symmetry axis, half side for a left side for connection bracket system, wherein connection bracket II 58 is nested in outside transmission system after being fixedly connected with by sunk screw array I 70 with the circular end face of connection bracket I 29, spline hood I 61 is fixedly connected with connection bracket I 29 by short screw array I 64, the end face of connection bracket II 58 is flexibly connected with the back-up ring I 74 in grinding wheels system, the design that the right side of connection bracket system is half side is half side identical with a left side, connection bracket IV 60 is nested in outside transmission system after being fixedly connected with by sunk screw array II 85 with the circular end face of connection bracket III 14, spline hood II 63 is fixedly connected with connection bracket III 14 by short screw array II 91, and the end face of connection bracket IV 60 is flexibly connected with the back-up ring II 81 in grinding wheels system, connection bracket I 29 is fixedly connected with slide block Ⅹ 17 with the slide block Ⅸ 27 in support system respectively by screw with the square end surface of connection bracket III 14, connection bracket system is moved along line slideway V 26 and line slideway VI 16, in addition, the rigidity of whole grinding wheel spindle system can also be increased.
Shown in Figure 12 and Figure 13, longitudinal feed system comprises alternating current generator III 10, alternating current generator base III 94, shaft coupling III 11, ring-like bearing block III 12, sealing shroud III 39, ball-screw III 13, leading screw feeding seat III 50, leading screw feeding seat IV 56, sealing ring III 38 and bearing block III 28; Wherein alternating current generator base III 94 is fixedly connected with the base plate 57 in support system by screw, alternating current generator III 10 is fixedly connected with alternating current generator base III 94 by screw, and its output drives the rotation of ball-screw III 13 by shaft coupling III 11 and ring-like bearing block III 12; The middle part of ball-screw III 13 is provided with the contrary and screw thread that pitch is equal of two sections of direction of rotation, and there are sealing shroud III 39 and sealing ring III 38 in its two ends, are fixedly connected with respectively with ring-like bearing block III 12 with bearing block III 28; The center of leading screw feeding seat III 50 and leading screw feeding seat IV 56 is flexibly connected by screw thread with the threaded portion of ball-screw III 13, its end face is bolted to connection with the square face of the connection bracket II 58 in grinding wheel spindle system and connection bracket IV 60 respectively, make alternating current generator III 10 that connection bracket system can be driven to move, and then achieve alternating current generator III 10 and drive emery wheel I 30 and emery wheel II 15 to do locking phase to movement in the X-direction of lathe.
In conjunction with Figure 13 and Figure 14, servo feed system comprises alternating current generator II 8, alternating current generator base II 93, shaft coupling II 9, ring-like bearing block II 42, sealing shroud II 41, ball-screw II 20, leading screw feeding seat II 52, sealing ring II 40, bearing block II 21, line slideway III 23, slide block VIII 54, slide block VII 55, line slideway IV 19, slide block V 51, slide block VI 53 and base II 22; Wherein, alternating current generator base II 93 is fixedly connected with base II 22 by screw, and alternating current generator II 8 is fixedly connected with alternating current generator base II 93 by screw, and its output drives ball-screw II 20 to rotate by shaft coupling II 9 and ring-like bearing block II 42; There are sealing shroud II 41 and sealing ring II 40 in the two ends of ball-screw II 20, and sealing shroud II 41 and sealing ring II 40 are fixedly connected with bearing block II 21 with ring-like bearing block II 42 respectively; The center of leading screw feeding seat II 52 is flexibly connected by screw thread with the threaded portion of ball-screw II 20, the end face of leading screw feeding seat II 52 is fixedly connected with the underrun bolt of the base plate 57 in wheel grinding system, thus makes alternating current generator II 8 that wheel grinding system can be driven to do feeding in the Z-direction of lathe to move; Slide block VIII 54, slide block VII 55 are flexibly connected with line slideway III 23 respectively, slide block V 51, slide block VI 53 are flexibly connected with line slideway IV 19 respectively, slide block VIII 54, slide block VII 55 are fixedly connected with the underrun bolt of the end face of slide block V 51, slide block VI 53 with the base plate 57 in wheel grinding system, the movement of wheel grinding system is play the guiding role, realizes emery wheel I 30 and emery wheel II 15 and do feeding in the Z-direction of lathe and move.
Electric chief axis system adopts screw to be fixedly connected with by its base I 5 with pedestal 7, wheel grinding system adopts screw to be fixedly connected with the leading screw feeding seat II 52 in servo feed system, slide block VIII 54, slide block VII 55, slide block V 51 with slide block VI 53 by its base plate 57, and servo feed system adopts screw to be fixedly connected with by its base II 22 with pedestal 7.
Operation principle from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe provided by the invention is: when carrying out grinding, working by making alternating current generator I 6, it is to be processed that workpiece array 31 to be ground is moved to corresponding machining area, open electro spindle 1 and make workpiece array 31 High Rotation Speed, open servomotor 59 and make emery wheel I 30 and emery wheel II 15 High Rotation Speed, unlatching alternating current generator III 10 and alternating current generator II 8 make emery wheel I 30 and emery wheel II 15 can also move along the Z-direction of lathe while the X-direction movement of lathe, thus achieve the synchronous high-efficiency grinding of workpiece array 31 is processed.
With reference to shown in Figure 17, if desired grinding is carried out to single workpiece, can workpiece to be processed be directly adsorbed on the vacuum cup of electro spindle 1, matched by alternating current generator II 8 and alternating current generator III 10 and emery wheel I 30 or emery wheel II 15 moved to workpiece place to be processed, this lathe just can realize the general grinding of single emery wheel to single workpiece, improves practicality and the versatility of lathe.
Claims (9)
1. one kind from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, it comprises electric chief axis system, wheel grinding system, servo feed system and pedestal (7), electric chief axis system is fixed on pedestal (7), wheel grinding systematic vertical is installed on above servo feed system, servo feed system is fixed on pedestal (7), and servo feed system and electric chief axis system perpendicular; Electric chief axis system comprises rotary system and supplementary feeding system, and rotary system is installed vertically on above supplementary feeding system; Wheel grinding system comprises support system, grinding wheel spindle system and longitudinal feed system, and wherein grinding wheel spindle system arranged parallel is above longitudinal feed system;
It is characterized in that, described grinding wheel spindle system and longitudinal feed system arranged parallel are in support system front, the grinding wheel spindle system of described wheel grinding system comprises active system, grinding wheels system, transmission system and connection bracket system, wherein, grinding wheels system, transmission system and connection bracket system are mirror image, with the radial central axis of active system for symmetry axis, the left-half of grinding wheels system and right half part respectively transverse uniaxial are placed in left side and the right side of active system, the left-half coaxial package of transmission system is in the left side of grinding wheels system left-half, the right half part coaxial package of transmission system is in the right side of grinding wheels system right half part, the left-half coaxially nested left side being placed in transmission system left-half of connection bracket system, the right half part coaxially nested right side being placed in transmission system right half part of connection bracket system.
2. according to one according to claim 1 from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, it is characterized in that, the support system of described wheel grinding system comprises base plate (57), electric machine support (24), line slideway V (26), rail brackets I (25), slide block Ⅸ (27), line slideway VI (16), rail brackets II (18) and slide block Ⅹ (17), electric machine support (24) bottom is fixedly connected with by screw with base plate (57), rail brackets I (25) and rail brackets II (18) are fixedly connected on electric machine support (24) both sides respectively by screw, line slideway V (26) and rail brackets I (25) are connected, line slideway VI (16) and rail brackets II (18) are connected, slide block Ⅸ (27) is flexibly connected with line slideway V (26), slide block Ⅹ (17) is flexibly connected with line slideway VI (16).
3. according to one according to claim 1 from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, it is characterized in that, described active system comprises servomotor (59), electric machine main shaft (62), spline mother I (76) and spline mother II (79), wherein, servomotor (59) is two ends output type motor, the two ends of electric machine main shaft (62) have spline, and spline mother I (76) and spline mother II (79) match with the spline at electric machine main shaft (62) two ends respectively.
4. according to one according to claim 1 from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, it is characterized in that, described grinding wheels system comprises emery wheel I (30), long spiro nail array I (77), spline mother set I (75), back-up ring I (74), emery wheel II (15), long spiro nail array II (78), spline mother set II (80) and back-up ring II (81), with the radial central axis of active system for symmetry axis, in the left-half of grinding wheels system, the inner side of emery wheel I (30) is fixedly connected with the outside of spline mother set I (75), back-up ring I (74) is fixedly connected with spline mother set I (75) and is positioned at the outside of emery wheel I (30), spline mother set I (75) is fixedly connected with active system by long spiro nail array I (77), in the right half part of grinding wheels system, the inner side of emery wheel II (15) is fixedly connected with the outside of spline mother set II (80), back-up ring II (81) is fixedly connected with spline mother set II (80) and is positioned at the outside of emery wheel II (15), and spline mother set II (80) is connected by long spiro nail array II (78) and active system.
5. according to one according to claim 1 from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, it is characterized in that, described transmission system comprises deep groove ball bearing I (73), sleeve I (72), thrust ball bearing I (71), dividing plate I (69), thrust ball bearing II (68), sleeve II (67), deep groove ball bearing II (66), baffle ring I (65), deep groove ball bearing III (82), sleeve III (83), thrust ball bearing III (84), dividing plate II (86), thrust ball bearing IV (87), sleeve IV (88), deep groove ball bearing IV (89) and baffle ring II (90), with the radial central axis of active system for symmetry axis, in the left-half of transmission system, take symmetry axis as inner side, deep groove ball bearing I (73), sleeve I (72), thrust ball bearing I (71), dividing plate I (69), thrust ball bearing II (68), sleeve II (67), deep groove ball bearing II (66) is flexibly connected successively along the order from inner side to outside, at the right half part of transmission system, take symmetry axis as inner side, deep groove ball bearing III (82), sleeve III (83), thrust ball bearing III (84), dividing plate II (86), thrust ball bearing IV (87), sleeve IV (88), deep groove ball bearing IV (89) are flexibly connected successively along the order from inner side to outside.
6. according to one according to claim 1 from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, it is characterized in that, described connection bracket system comprises connection bracket II (58), sunk screw array I (70), connection bracket I (29), short screw array I (64), spline hood I (61), connection bracket IV (60), sunk screw array II (85), connection bracket III (14), short screw array II (91) and spline hood II (63), with the radial central axis of active system for symmetry axis, in the left-half of connection bracket system, connection bracket II (58) is nested in the outside of the left-half of transmission system after being fixedly connected with by sunk screw array I (70) with the circular end face of connection bracket I (29), spline hood I (61) is fixedly connected with connection bracket I (29) by short screw array I (64), the end face of connection bracket II (58) is flexibly connected with grinding wheels system, at the right half part of connection bracket system, connection bracket IV (60) is nested in the outside of transmission system after being fixedly connected with by sunk screw array II (85) with the circular end face of connection bracket III (14), spline hood II (63) is fixedly connected with connection bracket III (14) by short screw array II (91), and the end face of connection bracket IV (60) is flexibly connected with the back-up ring II (81) in grinding wheels system, connection bracket I (29) is fixedly connected with respectively by the support system of screw with wheel grinding system with the square end surface of connection bracket III (14).
7. according to the one in claim 3 to claim 6 described in any one from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, it is characterized in that, spline mother set I (75) in described grinding wheels system is fixedly connected with the spline mother I (76) in active system by long spiro nail array I (77), and spline mother set II (80) is fixedly connected with the spline mother II (79) in active system by long spiro nail array II (78); Baffle ring I (65) in described transmission system is embedded in the end fluting of the spline mother I (76) in active system, the end face of deep groove ball bearing I (73) contacts with the connection bracket II (58) in connection bracket system, baffle ring II (90) is embedded in the end fluting of the spline mother II (79) in active system, and the end face of deep groove ball bearing III (82) contacts with the connection bracket IV (60) in connection bracket system; The end face of the connection bracket II (58) of described connection bracket system is flexibly connected with the back-up ring I (74) in grinding wheels system, and the end face of connection bracket IV (60) is flexibly connected with the back-up ring II (81) in grinding wheels system.
8. according to one according to claim 1 from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, it is characterized in that, described longitudinal feed system comprises alternating current generator III (10), alternating current generator base III (94), shaft coupling III (11), ring-like bearing block III (12), sealing shroud III (39), ball-screw III (13), leading screw feeding seat III (50), leading screw feeding seat IV (56), sealing ring III (38) and bearing block III (28); Wherein, alternating current generator base III (94) is fixedly connected with support system by screw, alternating current generator III (10) is fixedly connected with alternating current generator base III (94) by screw, and alternating current generator III (10) output drives ball-screw III (13) to rotate by shaft coupling III (11) and ring-like bearing block III (12); The middle part of ball-screw III (13) is provided with the contrary and screw thread that pitch is equal of two sections of direction of rotation, its two ends are provided with sealing shroud III (39) and sealing ring III (38), and sealing shroud III (39) and sealing ring III (38) are fixedly connected with bearing block III (28) with ring-like bearing block III (12) respectively; The center of leading screw feeding seat III (50) and leading screw feeding seat IV (56) is flexibly connected with the threaded portion of ball-screw III (13), and leading screw feeding seat III (50) is fixedly connected with grinding wheel spindle system respectively with the end face of leading screw feeding seat IV (56).
9. according to one according to claim 1 from axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe, it is characterized in that, described servo feed system comprises alternating current generator II (8), alternating current generator base II (93), shaft coupling II (9), ring-like bearing block II (42), sealing shroud II (41), ball-screw II (20), leading screw feeding seat II (52), sealing ring II (40), bearing block II (21), line slideway III (23), slide block VIII (54), slide block VII (55), line slideway IV (19), slide block V (51), slide block VI (53) and base II (22), wherein, alternating current generator base II (93) is fixedly connected with base II (22) by screw, alternating current generator II (8) is fixedly connected with alternating current generator base II (93) by screw, and its output drives ball-screw II (20) to rotate by shaft coupling II (9) and ring-like bearing block II (42), the two ends of ball-screw II (20) are provided with sealing shroud II (41) and sealing ring II (40), and sealing shroud II (41) and sealing ring II (40) are fixedly connected with bearing block II (21) with ring-like bearing block II (42) respectively, the center of leading screw feeding seat II (52) is flexibly connected with the threaded portion of ball-screw II (20), and the end face of leading screw feeding seat II (52) is fixedly connected with wheel grinding system, slide block VIII (54), slide block VII (55) are flexibly connected with line slideway III (23) respectively, slide block V (51), slide block VI (53) are flexibly connected with line slideway IV (19) respectively, and slide block VIII (54), slide block VII (55) are fixedly connected with wheel grinding system with the end face of slide block V (51), slide block VI (53), base II (22) and pedestal (7) are connected by screw.
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| CN201310424442.4A CN103481160B (en) | 2013-09-17 | 2013-09-17 | From axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe |
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| CN201310424442.4A CN103481160B (en) | 2013-09-17 | 2013-09-17 | From axle curved surface double abrasive wheel synchronous high-efficiency grinding lathe |
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| CN103978425A (en) * | 2014-05-22 | 2014-08-13 | 苏州天脉导热科技有限公司 | Symmetrical grinding equipment |
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| CN105312971A (en) * | 2015-08-07 | 2016-02-10 | 衡阳市中科光电子有限公司 | Ceramic ferrule threading coaxial grinding machine and machining method thereof |
| CN105751044A (en) * | 2016-03-31 | 2016-07-13 | 沙洲职业工学院 | Double-cutter grinding machine tool |
| CN110823455B (en) * | 2019-11-20 | 2021-03-30 | 上海电机学院 | Static balance measuring and correcting device and method for blade |
| CN112223020A (en) * | 2020-10-13 | 2021-01-15 | 苏州青众创业服务有限公司 | Grinding device for numerical control machining |
| CN114714218A (en) * | 2022-05-12 | 2022-07-08 | 龙口市亨嘉智能装备有限公司 | Coaxial double-control synchronous grinding device |
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