CN116079827B - Synchronous positive and negative rotation drilling and milling hole making device - Google Patents
Synchronous positive and negative rotation drilling and milling hole making device Download PDFInfo
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- CN116079827B CN116079827B CN202211732808.XA CN202211732808A CN116079827B CN 116079827 B CN116079827 B CN 116079827B CN 202211732808 A CN202211732808 A CN 202211732808A CN 116079827 B CN116079827 B CN 116079827B
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- 238000003801 milling Methods 0.000 title claims abstract description 24
- 238000005553 drilling Methods 0.000 title claims abstract description 18
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 17
- 230000005540 biological transmission Effects 0.000 claims abstract description 36
- 230000002441 reversible effect Effects 0.000 claims abstract description 31
- 238000009434 installation Methods 0.000 claims description 13
- 230000007246 mechanism Effects 0.000 claims description 10
- 230000008878 coupling Effects 0.000 description 8
- 238000010168 coupling process Methods 0.000 description 8
- 238000005859 coupling reaction Methods 0.000 description 8
- 238000003754 machining Methods 0.000 description 8
- 238000005520 cutting process Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 239000003733 fiber-reinforced composite Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002657 fibrous material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007723 die pressing method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Abstract
The invention discloses a synchronous positive and negative rotation drilling and milling hole making device which comprises a main shaft, an inner cutter head, an outer cutter head mounting shaft and a reverse transmission assembly, wherein the outer cutter head is arranged on the outer side of the inner cutter head, the inner cutter head is connected with the output end of the main shaft, the outer cutter head mounting shaft is rotatably sleeved outside the main shaft and is connected with the main shaft through the reverse transmission assembly, the reverse transmission assembly is used for enabling the steering of the outer cutter head mounting shaft to be opposite to the main shaft, and the outer cutter head is connected with the output end of the outer cutter head mounting shaft. The invention can grind the chip for the second time, avoid the phenomena of burrs, layering, tearing and the like, and improve the processing quality.
Description
Technical Field
The invention relates to a fiber reinforced composite drilling and milling composite processing tool, in particular to a synchronous positive and negative rotation drilling and milling hole-making device.
Background
The fiber reinforced composite material is formed by winding, die pressing or pultrusion and other forming processes of a reinforced fiber material and a matrix material, has the advantages of high specific strength, large specific modulus and the like, has excellent comprehensive performance, and is widely applied to the fields of machinery, chemical industry and the like. Because of the high strength of the fiber composite material, the high-precision processing is always a difficult problem, the cuttings are not easy to discharge in the processing process of the fiber material, the problems of burrs, layering, tearing and the like are very easy to occur, the processing surface is rough, and the cutter abrasion is serious. In addition, the drilling tool is in continuous contact with the same part of the workpiece to be processed, heat on the tool is continuously accumulated, the tool is damaged due to long-time high temperature, and the maintenance and replacement cost of the tool is increased. The organic fiber reinforced composite material in the fiber reinforced composite material is sensitive to heat, and the material can be modified by heating the material, so that the difficulty of cutting the material is reduced. Among the numerous heat sources, laser energy controls the processing region, and is an ideal heat source. However, the cutting of the cutter head is rotated at a high speed, and the laser cannot rotate at a high speed along with the cutter head, so that it is difficult to reasonably mount the laser so as to realize the rotation driving of the laser by using the cutter.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects of the prior art and providing the synchronous positive and negative rotation drilling and milling hole device which can grind chips secondarily, avoid phenomena of burrs, layering, tearing and the like and improve the processing quality.
In order to solve the technical problems, the invention adopts the following technical scheme:
The utility model provides a synchronous positive and negative rotation bores and mills hole making device, includes main shaft, interior tool bit, outer tool bit installation axle and reverse drive assembly, the outer tool bit is located in the tool bit outside, interior tool bit is connected with the output of main shaft, outer tool bit installation axle rotatable cover is located outside the main shaft to be connected with the main shaft through reverse drive assembly, reverse drive assembly is used for making the turning to of outer tool bit installation axle opposite with the main shaft, outer tool bit is connected with the output of outer tool bit installation axle.
As a further improvement of the above technical scheme:
The reverse transmission assembly comprises a first shell, a driving bevel gear, a driven bevel gear, two transmission bevel gears and two transmission bevel gear installation shafts, wherein the first shell is rotatably arranged on a main shaft and an outer cutter head installation shaft, the two transmission bevel gears are oppositely arranged and are respectively installed on the first shell through the transmission bevel gear installation shafts, the transmission bevel gears can rotate relative to the transmission bevel gear installation shafts, the driving bevel gear and the driven bevel gears are oppositely arranged, the driving bevel gear is arranged on the main shaft, the driven bevel gear is arranged on the outer cutter head installation shaft, and the driving bevel gear and the driven bevel gear are simultaneously meshed with the two transmission bevel gears.
The reverse transmission assembly further comprises a fixing frame, the fixing frame comprises four fixing bodies which are connected end to end in sequence, the four fixing bodies are respectively sleeved on the main shaft, the outer cutter head mounting shaft and the two transmission bevel gear mounting shafts, the main shaft and the outer cutter head mounting shaft can rotate relative to the fixing bodies, and the transmission bevel gear mounting shafts are fixedly connected with the fixing bodies.
The main shaft is provided with a first fixed sleeve, the first fixed sleeve is connected with the drive bevel gear, the outer cutter head mounting shaft is provided with a second fixed sleeve, the second fixed sleeve is connected with the driven bevel gear, and the two fixed bodies are respectively sleeved on the first fixed sleeve and the second fixed sleeve.
One end of the first shell is sleeved on the first fixed sleeve, and the other end of the first shell is sleeved on the outer cutter head mounting shaft through a first bearing.
The hole making device further comprises a laser, a second shell, an input end plate, an output end plate, a planetary gear and an annular gear, wherein the second shell is positioned on one side, far away from the outer cutter head, of the reverse transmission assembly, the input end plate and the output end plate are rotatably arranged in the second shell, the annular gear is fixed in the second shell, the planetary gear is meshed with the annular gear, a planet carrier of the planetary gear is connected with the input end plate and the output end plate, a main gear meshed with the planetary gear is arranged at the input end of the main shaft, the output end of the main shaft is rotatably arranged on the output end plate, the laser is arranged on the output end plate, and the planet carrier, the input end plate and the output end plate form a rotating body capable of rotating relative to the second shell and the main shaft.
The hole making device further comprises a distance adjusting mechanism, the distance adjusting mechanism comprises a movable seat and a movable module, the output end plate is provided with a mounting groove, the movable seat is arranged in the mounting groove, the movable module is used for driving the movable seat to move in the mounting groove, and the output end of the main shaft is rotatably connected with the movable seat.
The movable module comprises a screw and two screw seats, wherein the two screw seats are arranged on the output end plate, the screw is arranged on the two screw seats, and the movable seat is provided with a threaded part matched with threads of the screw.
The planet carrier comprises a first planet shaft and a second planet shaft, two ends of the first planet shaft are respectively fixed on the input end plate and the output end plate, two ends of the second planet shaft are respectively fixed on the input end plate and the output end plate, two planet gears are arranged, one planet gear is fixedly sleeved on the first planet shaft, and the other planet gear is fixedly sleeved on the second planet shaft.
The main shaft comprises an input shaft and an output shaft, the input shaft is connected with the output shaft through at least one coupling, the main gear is arranged on the input shaft, a second bearing is arranged between the input shaft and the input end plate, the inner cutter head is connected with the output shaft, and the outer cutter head mounting shaft is rotatably sleeved on the output shaft.
Compared with the prior art, the invention has the advantages that:
according to the synchronous positive and negative rotation drilling and milling hole making device disclosed by the invention, the main shaft rotates to be positively rotated with the inner cutter head, and meanwhile, the main shaft drives the outer cutter head to be reversely rotated through the reverse transmission assembly, so that the outer cutter head is reversely rotated, the inner cutter head can be simultaneously driven to be positively rotated with the outer cutter head to be reversely rotated through the rotation of the main shaft, namely, the inner cutter head and the outer cutter head can simultaneously perform reverse spiral hole milling, and a machined part can finish reverse spiral milling twice at the same time, and the twice milling can grind chips, so that the problems of burrs, layering, tearing and the like of the machined part are reduced, the surface machining quality and the machining efficiency of the machined part are improved, the abrasion to a cutter is reduced, and the service life of the cutter is prolonged.
Drawings
Fig. 1 is a schematic perspective view of the first and second housing of the hidden half of the present invention.
Fig. 2 is a schematic perspective view of the distance adjusting mechanism of the present invention.
Fig. 3 is a schematic view of a three-dimensional exploded structure of the present invention.
Fig. 4 is a schematic perspective view of the reverse gear mechanism of the present invention.
Fig. 5 is a front view of the present invention.
Fig. 6 is a schematic perspective view of an outer cutter according to the present invention.
Fig. 7 is a schematic perspective view of the inner cutter head in the present invention.
Fig. 8 is a schematic perspective view of a movable block according to the present invention.
The reference numerals in the drawings denote:
1. A main shaft; 2. an inner cutter head; 3. an outer cutter head; 4. an outer cutter head mounting shaft; 41. a second fixed sleeve; 5. a reverse drive assembly; 51. a first housing; 52. a drive bevel gear; 53. a driven bevel gear; 54. a drive bevel gear; 55. a transmission bevel gear mounting shaft; 56. a fixing frame; 561. a fixed body; 6. a first bearing; 7. a laser; 8. a second housing; 9. an input end plate; 10. an output end plate; 101. a mounting groove; 11. a first fixed sleeve; 12. a planetary gear; 121. a planet carrier; 1211. a first planet axle; 1212. a second planetary shaft; 13. an inner gear ring; 14. a main gear; 15. a distance adjusting mechanism; 151. a movable seat; 1511. a threaded portion; 152. a mobile module; 1521. a screw; 1522. a screw seat; 16. an input shaft; 17. an output shaft; 18. a coupling; 19. and a second bearing.
Detailed Description
The invention is described in further detail below with reference to the drawings and specific examples of the specification.
As shown in fig. 1 to 8, the synchronous positive and negative rotation drilling and milling hole device of the embodiment comprises a main shaft 1, an inner cutter head 2, an outer cutter head 3, an outer cutter head mounting shaft 4 and a reverse transmission assembly 5, wherein the outer cutter head 3 is arranged on the outer side of the inner cutter head 2, the inner cutter head 2 is connected with the output end of the main shaft 1, the outer cutter head mounting shaft 4 is rotatably sleeved outside the main shaft 1 and is connected with the main shaft 1 through the reverse transmission assembly 5, the reverse transmission assembly 5 is used for enabling the steering direction of the outer cutter head mounting shaft 4 to be opposite to that of the main shaft 1, and the outer cutter head 3 is connected with the output end of the outer cutter head mounting shaft 4.
This synchronous counter-rotating bores and mills hole making device, main shaft 1 rotates in the interior tool bit 2 corotation (for the understanding of being convenient for, establish the rotation direction of main shaft 1 later and be corotation direction), main shaft 1 drives outer tool bit installation axle 4 through reverse drive assembly 5 simultaneously and reverses, thereby make outer tool bit 3 reverse (i.e. reverse with main shaft 1 rotation), only need through main shaft 1's rotation can drive interior tool bit 2 corotation and outer tool bit 3 reverse simultaneously, interior tool bit 2 and outer tool bit 3 can carry out the spiral milling hole of opposite direction simultaneously, the two times spiral milling that the opposite direction was accomplished to the machined part is in same time, two times milling minces the smear metal, the burr appears in the reduced machined part, layering, tear scheduling problem, improve machined part surface machining quality and machining efficiency, reduce the wearing and tearing to the cutter, extension cutter life.
Preferably, the inner cutter head 2 is in threaded connection with the main shaft 1, the outer cutter head 3 is in threaded connection with the outer cutter head mounting shaft 4, so that the main shaft 1 is concentric with the outer cutter head mounting shaft 4, and the mutual influence of the two cutter heads is avoided.
In this embodiment, the reverse transmission assembly 5 includes a first housing 51, a drive bevel gear 52, a driven bevel gear 53, two drive bevel gears 54 and two drive bevel gear mounting shafts 55, the first housing 51 is rotatably disposed on the spindle 1 and the outer cutter mounting shaft 4, the two drive bevel gears 54 are oppositely disposed, and are respectively mounted on the first housing 51 through the drive bevel gear mounting shafts 55, the drive bevel gear 54 can rotate relative to the drive bevel gear mounting shafts 55, the drive bevel gear 52 is oppositely disposed with the driven bevel gear 53, the drive bevel gear 52 is disposed on the spindle 1, the driven bevel gear 53 is disposed on the outer cutter mounting shaft 4, and the drive bevel gear 52 and the driven bevel gear 53 are simultaneously engaged with the two drive bevel gears 54. The first shell 51 is rotatably arranged on the main shaft 1 and the outer cutter head mounting shaft 4, so that the main shaft 1 and the outer cutter head mounting shaft 4 can rotate relative to the first shell 51, the main shaft 1 drives the inner cutter head 2 to rotate forward, meanwhile, drives the driving bevel gear 52 to rotate forward, and drives the driven bevel gear 53 to rotate reversely through the two driving bevel gears 54, thereby driving the outer cutter head mounting shaft 4 to rotate reversely, and finally driving the outer cutter head 3 to rotate reversely. Specifically, the central axes of the drive bevel gear 52 and the driven bevel gear 53 are perpendicular to the central axes of the two drive bevel gears 54.
Further preferably, the drive bevel gear mounting shaft 55 is threadedly coupled to the first housing 51.
In this embodiment, the reverse driving assembly 5 further includes a fixing frame 56, where the fixing frame 56 includes four fixing bodies 561 connected end to end in sequence, and the four fixing bodies 561 are respectively sleeved on the main shaft 1, the outer cutter head mounting shaft 4 and the two driving bevel gear mounting shafts 55, and the main shaft 1 and the outer cutter head mounting shaft 4 can rotate relative to the fixing bodies 561, and the driving bevel gear mounting shafts 55 are fixedly connected with the fixing bodies 561. The four fixing bodies 561 of the fixing frame 56 are square structures, and the relative positions of the driving bevel gear 52, the driven bevel gear 53 and the two driving bevel gears 54 are fixed through the four fixing bodies 561, so that the driving stability of the driving bevel gears is ensured.
In this embodiment, a first fixing sleeve 11 is rotatably disposed on the main shaft 1, the first fixing sleeve 11 is connected with the drive bevel gear 52, a second fixing sleeve 41 is rotatably disposed on the outer cutter head mounting shaft 4, the second fixing sleeve 41 is connected with the driven bevel gear 53, and two fixing bodies 561 are fixedly connected with the first fixing sleeve 11 and the second fixing sleeve 41, respectively. The relative positions of the drive bevel gear 52 and the driven bevel gear 53 are cooperatively fixed by the first fixing sleeve 11 and the second fixing sleeve 41, thereby improving the fixing effect.
In this embodiment, one end of the first housing 51 is sleeved on the first fixing sleeve 11, and the other end is sleeved on the outer cutter mounting shaft 4 through the first bearing 6.
In this embodiment, the hole forming device further includes a laser 7, a second housing 8, an input end plate 9, an output end plate 10, a planetary gear 12 and an inner gear ring 13, the second housing 8 is located at a side of the reverse transmission assembly 5 far away from the outer cutter head 3, the input end plate 9 and the output end plate 10 are rotatably disposed in the second housing 8, the inner gear ring 13 is fixed in the second housing 8, the planetary gear 12 is meshed with the inner gear ring 13, a planet carrier 121 of the planetary gear 12 is connected with the input end plate 9 and the output end plate 10, an input end of the spindle 1 is provided with a main gear 14 meshed with the planetary gear 12, an output end of the spindle 1 is rotatably mounted on the output end plate 10, the laser 7 is mounted on the output end plate 10, and the planet carrier 121, the input end plate 9 and the output end plate 10 form a rotating body rotatable relative to the second housing 8 and the spindle 1. When torque is input to the spindle 1, the main gear 14 on the spindle 1 rotates to drive the planetary gear 12 to rotate relative to the annular gear 13, and as the annular gear 13 is fixed, the planetary gear 12 rotates around the annular gear 13 to drive the planetary carrier 121 to rotate, and then drive the input end plate 9 and the output end plate 10 to rotate relative to the second shell 8 and the spindle 1, the planetary gear 12 and the annular gear 13 change the high speed transmitted by the spindle 1 into low speed, the spindle 1 continuously keeps rotating at high speed and drives the inner cutter head 2 at the output end of the spindle to rotate at high speed, so that the cutting of a workpiece is realized, the laser 7 is arranged on the output end plate 10 and runs at low speed along with the output end plate 10, and laser emitted by the laser 7 irradiates the workpiece in real time, so that the laser auxiliary cutting effect is achieved. One input can realize the reverse milling of the inner cutter head 2 and the outer cutter head 3 and the low-speed running of the laser 7. Specifically, the first fixing sleeve 11 is rotatably inserted into the output end plate 10.
In this embodiment, the hole forming device further includes a distance adjusting mechanism 15, the distance adjusting mechanism 15 includes a movable seat 151 and a moving module 152, the output end plate 10 is provided with a mounting groove 101, the movable seat 151 is disposed in the mounting groove 101, the moving module 152 is used for driving the movable seat 151 to move in the mounting groove 101, and the output end of the spindle 1 is rotatably connected with the movable seat 151. The line of main shaft 1 and laser instrument 7 is M, and the direction of movement of movable seat 151 is roughly perpendicular with M, and the direction that main shaft 1 moved does not face laser instrument 7, does not need to adjust the position of laser instrument 7 after main shaft 1 skew certain distance like this, and main shaft 1 sets up to adjustable structure, and the cutting scope of interior tool bit 2 and outer tool bit 3 can be adjusted, can process the hole that is greater than outer tool bit 3 diameter itself to the tool bit of one kind of diameter can only process single aperture's problem in the traditional drilling technology has been improved. In addition, the distance of the distance adjusting mechanism 15 can be adjusted so that a single cutting edge is not in continuous contact with the machining surface of a workpiece in the spiral hole milling process, heat dissipation of the tool bit and discharge of chips in the machining process are effectively promoted, and abrasion failure of the tool bit and damage of the machining surface caused by temperature accumulation due to continuous machining can be effectively avoided. The main shaft 1 and the outer cutter mounting shaft 4 are concentric, and the eccentric distances thereof are identical. Specifically, the first fixed sleeve 11 is rotatably inserted into the movable seat 151 and the output end plate 10.
In this embodiment, the moving module 152 includes a screw 1521 and two screw bases 1522, the two screw bases 1522 are mounted on the output end plate 10, the screw 1521 is mounted on the two screw bases 1522, and the movable base 151 is provided with a threaded portion 1511 matching with the threads of the screw 1521. For ease of manufacture, the threaded portion 1511 is a circular arc-shaped thread, preferably a quarter-circle thread. When the diameter of the cut aperture is the same as that of the outer cutter head 3, the spindle 1 is moved to the center of the output end plate 10, and when the cutter is cut, the inner cutter head 2 and the outer cutter head 3 only rotate; when the cut diameter is larger than the diameter of the outer cutter 3, the screw 1521 is rotated, the screw 1521 rotates with the threaded portion 1511, and the screw 1521 does not move, the threaded portion 1511 moves with the movable seat 151 and moves off-center, and the inner cutter 2 and the outer cutter 3 are off-center, and when the cut is performed, the inner cutter 2 and the outer cutter 3 rotate and need to revolve, so that a hole larger than the diameter of the outer cutter 3 is machined.
In this embodiment, the planet carrier 121 includes a first planet shaft 1211 and a second planet shaft 1212, two ends of the first planet shaft 1211 are respectively fixed on the input end plate 9 and the output end plate 10, two ends of the second planet shaft 1212 are respectively fixed on the input end plate 9 and the output end plate 10, two planet gears 12 are provided, one planet gear 12 is fixedly sleeved on the first planet shaft 1211, and the other planet gear 12 is fixedly sleeved on the second planet shaft 1212. The planet shafts rotate with the planet gears 12. The first planetary shaft 1211 is connected to the input end plate 9 and the output end plate 10 by screws. Similarly, the second planetary shaft 1212 is connected to the input end plate 9 and the output end plate 10 by screws.
In this embodiment, the main shaft 1 includes an input shaft 16 and an output shaft 17, the input shaft 16 and the output shaft 17 are connected by at least one coupling 18, the main gear 14 is disposed on the input shaft 16, a second bearing 19 is disposed between the input shaft 16 and the input end plate 9, the inner cutter 2 is connected with the output shaft 17, and the outer cutter mounting shaft 4 is rotatably sleeved on the output shaft 17. Specifically, the drive bevel gear 52 and the first fixed sleeve 11 are both provided on the output shaft 17. In this embodiment, two couplings 18 are preferably provided, the two couplings 18 are connected by a coupling connecting shaft, the input shaft 16 is connected to one coupling 18, and the output shaft 17 is connected to the other coupling 18. The main gear 14 is provided on the input shaft 16, and a second bearing 19 is provided between the input shaft 16 and the input end plate 9. The output shaft 17 is provided on the movable seat 151.
In this embodiment, the second housing 8 is cylindrical and is formed by splicing two semicircular split bodies, a connecting flange is arranged on each semicircular split body, and the connecting flanges of the two semicircular split bodies are locked by bolts. The second casing 8 is open at one end, and the other end is equipped with the shrouding, and output end plate 10 locates the open one end of second casing 8. The input end plate 9 and the output end plate 10 are provided with circles corresponding to each other, and balls (not shown in the figure) are provided between the input end plate 9 and the output end plate 10 and the second housing 8, so that the input end plate 9 and the output end plate 10 are in rolling friction with respect to the second housing 8.
In the present embodiment, the ring gear 13 is fixed to the second housing 8 by screws provided on the circumferential surface of the second housing 8.
While the invention has been described with reference to preferred embodiments, it is not intended to be limiting. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or equivalent embodiments with equivalent variations can be made, without departing from the scope of the invention. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present invention shall fall within the scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a synchronous positive and negative rotation drilling and milling system hole device which characterized in that: the novel bevel gear transmission device comprises a main shaft (1), an inner cutter head (2), an outer cutter head (3), an outer cutter head mounting shaft (4) and a reverse transmission assembly (5), wherein the outer cutter head (3) is arranged on the outer side of the inner cutter head (2), the inner cutter head (2) is connected with the output end of the main shaft (1), the outer cutter head mounting shaft (4) is rotatably sleeved outside the main shaft (1) and is connected with the main shaft (1) through the reverse transmission assembly (5), the reverse transmission assembly (5) is used for enabling the steering of the outer cutter head mounting shaft (4) to be opposite to the main shaft (1), the outer cutter head (3) is connected with the output end of the outer cutter head mounting shaft (4), the reverse transmission assembly (5) comprises a first shell (51), a driving bevel gear (52), a driven bevel gear (53), two transmission bevel gears (54) and two transmission bevel gear mounting shafts (55), wherein the first shell (51) is rotatably arranged on the main shaft (1) and the outer cutter head mounting shaft (4) and the two transmission bevel gears (54) are oppositely arranged, and are rotatably arranged on the first shell (51) and can be rotatably arranged on the driving bevel gear (53) through the transmission bevel gear mounting shafts (55), the driving bevel gear (52) is arranged on the main shaft (1), the driven bevel gear (53) is arranged on the outer cutter head mounting shaft (4), the driving bevel gear (52) and the driven bevel gear (53) are simultaneously meshed with the two transmission bevel gears (54), the reverse transmission assembly (5) further comprises a fixing frame (56), the fixing frame (56) comprises four fixing bodies (561) which are sequentially connected end to end, the four fixing bodies (561) are respectively sleeved on the main shaft (1), the outer cutter head mounting shaft (4) and the two transmission bevel gear mounting shafts (55), the main shaft (1) and the outer cutter head mounting shaft (4) can rotate relative to the fixing bodies (561), and the transmission bevel gear mounting shafts (55) are fixedly connected with the fixing bodies (561).
2. The synchronous counter-rotating drilling and milling device according to claim 1, wherein: the novel cutter is characterized in that a first fixed sleeve (11) is arranged on the main shaft (1), the first fixed sleeve (11) is connected with the driving bevel gear (52), a second fixed sleeve (41) is arranged on the outer cutter head mounting shaft (4), the second fixed sleeve (41) is connected with the driven bevel gear (53), and the two fixed bodies (561) are respectively sleeved on the first fixed sleeve (11) and the second fixed sleeve (41).
3. The synchronous counter-rotating drilling and milling device according to claim 2, wherein: one end of the first shell (51) is sleeved on the first fixed sleeve (11), and the other end of the first shell is sleeved on the outer cutter head mounting shaft (4) through the first bearing (6).
4. A synchronous counter-rotating drilling and milling device according to any one of claims 1 to 3, characterized in that: the hole making device further comprises a laser (7), a second shell (8), an input end plate (9), an output end plate (10), a planet gear (12) and an inner gear ring (13), wherein the second shell (8) is located on one side, far away from the outer cutter head (3), of the reverse transmission assembly (5), the input end plate (9) and the output end plate (10) are rotatably arranged in the second shell (8), the inner gear ring (13) is fixed in the second shell (8), the planet gear (12) is meshed with the inner gear ring (13), a planet carrier (121) of the planet gear (12) is connected with the input end plate (9) and the output end plate (10), a main gear (14) meshed with the planet gear (12) is arranged at the input end of the main shaft (1), the output end of the main shaft (1) is rotatably arranged on the output end plate (10), and the laser (7) is arranged on the output end plate (10), and the planet carrier (121), the input end plate (9) and the output end plate (10) form a rotary body capable of rotating relative to the second shell (8).
5. The synchronous counter-rotating drilling and milling device according to claim 4, wherein: the hole making device further comprises a distance adjusting mechanism (15), the distance adjusting mechanism (15) comprises a movable seat (151) and a movable module (152), an installation groove (101) is formed in the output end plate (10), the movable seat (151) is arranged in the installation groove (101), the movable module (152) is used for driving the movable seat (151) to move in the installation groove (101), and the output end of the main shaft (1) is rotatably connected with the movable seat (151).
6. The synchronous counter-rotating drilling and milling device according to claim 5, wherein: the movable module (152) comprises a screw rod (1521) and two screw rod seats (1522), the two screw rod seats (1522) are arranged on the output end plate (10), the screw rod (1521) is arranged on the two screw rod seats (1522), and the movable seat (151) is provided with a threaded portion (1511) matched with threads of the screw rod (1521).
7. The synchronous counter-rotating drilling and milling device according to claim 4, wherein: the planet carrier (121) comprises a first planet shaft (1211) and a second planet shaft (1212), wherein two ends of the first planet shaft (1211) are respectively fixed on the input end plate (9) and the output end plate (10), two ends of the second planet shaft (1212) are respectively fixed on the input end plate (9) and the output end plate (10), two planet gears (12) are arranged, one planet gear (12) is fixedly sleeved on the first planet shaft (1211), and the other planet gear (12) is fixedly sleeved on the second planet shaft (1212).
8. The synchronous counter-rotating drilling and milling device according to claim 4, wherein: the main shaft (1) comprises an input shaft (16) and an output shaft (17), the input shaft (16) and the output shaft (17) are connected through at least one coupler (18), the main gear (14) is arranged on the input shaft (16), a second bearing (19) is arranged between the input shaft (16) and an input end plate (9), the inner cutter head (2) is connected with the output shaft (17), and the outer cutter head mounting shaft (4) is rotatably sleeved on the output shaft (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211732808.XA CN116079827B (en) | 2022-12-30 | Synchronous positive and negative rotation drilling and milling hole making device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211732808.XA CN116079827B (en) | 2022-12-30 | Synchronous positive and negative rotation drilling and milling hole making device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116079827A CN116079827A (en) | 2023-05-09 |
| CN116079827B true CN116079827B (en) | 2024-07-09 |
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| CN110216479A (en) * | 2019-05-28 | 2019-09-10 | 大连理工大学 | A kind of compound automatic punching device of brill milling |
| CN115446360A (en) * | 2022-10-28 | 2022-12-09 | 江苏爵克数控刀具有限公司 | Assembled composite multifunctional drill bit and using method thereof |
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216479A (en) * | 2019-05-28 | 2019-09-10 | 大连理工大学 | A kind of compound automatic punching device of brill milling |
| CN115446360A (en) * | 2022-10-28 | 2022-12-09 | 江苏爵克数控刀具有限公司 | Assembled composite multifunctional drill bit and using method thereof |
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