CN118046013A - Gear box hollow shaft machining device - Google Patents
Gear box hollow shaft machining device Download PDFInfo
- Publication number
- CN118046013A CN118046013A CN202410256599.9A CN202410256599A CN118046013A CN 118046013 A CN118046013 A CN 118046013A CN 202410256599 A CN202410256599 A CN 202410256599A CN 118046013 A CN118046013 A CN 118046013A
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- Prior art keywords
- conical
- hollow shaft
- rod
- gear box
- shaft body
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- 238000003754 machining Methods 0.000 title claims abstract description 22
- 210000004907 gland Anatomy 0.000 claims abstract description 24
- 238000005520 cutting process Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B23/00—Tailstocks; Centres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Turning (AREA)
Abstract
The invention relates to the technical field of machining devices, and discloses a gear box hollow shaft machining device which comprises a lathe bed, wherein one end of the lathe bed is rotatably provided with a self-centering chuck, and the upper surface of the other end of the lathe bed is fixedly provided with a hydraulic tailstock. When the hollow shaft body is assembled and disassembled, the hollow shaft body and the conical rod or the straight rod can be disassembled from the machine tool only by loosening the locking nut and then inching the telescopic rod to retract, and when the hollow shaft body is assembled and disassembled, the conical rod or the straight rod is tightly propped against the first conical prop through the set pressure by the hydraulic tailstock, then the hollow shaft body is tightly propped against the outer surface of the conical rod by the gland, or the other end of the hollow shaft body is tightly propped against the side surface of the second limiting block by the gland, so that the position of the hollow shaft body is fixed.
Description
Technical Field
The invention relates to the technical field of machining devices, in particular to a gear box hollow shaft machining device.
Background
The hollow shaft occupies a larger space volume, but can reduce weight, and according to the analysis of material mechanics, when the rotating shaft transmits torque, the more the external place is seen from the radial section, the larger the effect of transmitting effective torque is. When the rotating shaft needs to transmit larger torque, a larger shaft diameter is needed. The torque transmission at the axle center is small, so that the hollow structure is generally adopted to reduce the dead weight of the rotating shaft.
The existing taper hole hollow shaft processing clamping device (publication number: CN 106425623A) has at least the following disadvantages:
When the hollow shaft is assembled and disassembled, the self-centering chucks at the two ends are locked and loosened, then the compression screw is loosened to separate the hollow shaft from the conical rod, the operation process of assembling and disassembling the hollow shaft is complex, and the use of operators is inconvenient.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a gear box hollow shaft machining device.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a gear box hollow shaft processingequipment, includes the lathe bed, the one end rotation of lathe bed is installed from the centering chuck, the last fixed surface of lathe bed other end installs hydraulic tailstock, the surface fixed mounting from centering chuck center of rotation has the fixed disk, the telescopic link has been inserted to hydraulic tailstock's inside, telescopic link and hydraulic tailstock's inner wall slidable mounting, the surface of telescopic link is equipped with spacing plane, the spacing breach with spacing plane matching has been seted up to hydraulic tailstock's inner wall, through the setting of spacing breach of spacing plane matching, prevents that the telescopic link from taking place to rotate, the fixed disk is close to hydraulic tailstock center of rotation's surface fixed mounting has the second taper jack, the one end that the telescopic link is close to from the centering chuck has seted up the Morse taper hole, morse taper shank has been inserted to Morse taper shank, morse taper shank is close to the one end rotation of from the centering chuck and installs first taper jack, second taper jack, morse taper shank and first taper jack are located same axis setting, through Morse taper shank and Morse taper shank's production effect through the cooperation of locating plane, thereby can realize firm friction load transmission in the axial connection.
As a further scheme of the invention, the outer surface of the Morse taper shank is in threaded connection with a lock nut, the lock nut is arranged between the first conical jacking column and the hydraulic tailstock, a gland is rotatably arranged on the outer surface of one side of the lock nut, which is close to the first conical jacking column, and the cross section of the gland is in a C-shaped arrangement, so that the gland can conveniently avoid the first conical jacking column to prop against the end surface of the hollow shaft body through the C-shaped arrangement.
As a further scheme of the invention, a plurality of locking holes are formed in the outer surface of the circumference of the locking nut at equal intervals, and locking handles are inserted into the inner walls of the locking holes.
As a further scheme of the invention, a plurality of limit grooves are formed in the circumferential direction of the outer surface of the fixed disc in an equidistant penetrating manner, a plurality of limit columns matched with the limit grooves are fixedly arranged in the circumferential direction of the outer surface of the self-centering chuck in an equidistant manner, and the limit columns are arranged in the limit grooves and are matched with the limit columns to prevent the fixed disc from slipping during rotation.
As a further scheme of the invention, a conical rod is arranged between the first conical jacking column and the second conical jacking column, conical chamfer angles are respectively arranged on the circumferential outer surfaces of the first conical jacking column and the second conical jacking column, and conical holes matched with the conical chamfer angles are respectively arranged on the end surfaces of the two ends of the conical rod.
As a further scheme of the invention, the circumferential outer surface of the first conical jacking column is fixedly provided with first limiting blocks at equal intervals, one end of the conical rod, which is close to the first conical jacking column, is provided with a plurality of first limiting ports matched with the first limiting blocks, the circumferential outer surface of the second conical jacking column is fixedly provided with a plurality of second limiting blocks at equal intervals, and the other end of the conical rod is provided with a plurality of second limiting ports matched with the second limiting blocks.
As a further scheme of the invention, a plurality of annular grooves are formed in the circumferential outer surface of the cone rod at equal intervals, a hollow shaft body is sleeved on the outer surface of the cone rod, and the end face of the gland abuts against the end face of one end of the hollow shaft body.
As a further scheme of the invention, a straight rod is arranged between the first conical jacking column and the second conical jacking column, and the end surfaces of the two ends of the straight rod are provided with conical holes matched with the conical chamfer angles.
As a further scheme of the invention, one end of the lathe bed, which is close to the self-centering chuck, is fixedly provided with a driving motor, the output end of the driving motor penetrates through the outer surface of the lathe bed and is fixedly arranged with the rotation center of the self-centering chuck, the upper surface of the lathe bed is provided with a cutter seat, the outer surface of the cutter seat is fixedly provided with a cutting cutter, and the hydraulic tailstock is provided with a pressure regulating valve.
Compared with the prior art, the invention has the following beneficial effects:
1. through the device, when the hollow shaft body is disassembled and replaced, the hollow shaft body and the conical rod or the straight rod can be disassembled from the machine tool only by loosening the lock nut and then inching the control telescopic rod to retract, and when the device is installed, the conical rod or the straight rod is tightly propped up by the first conical prop through the set pressure by the hydraulic tailstock, then the hollow shaft body is tightly propped up against the outer surface of the conical rod by the gland, or the other end of the hollow shaft body is tightly propped against the side surface of the second limiting block by the gland, so that the position of the hollow shaft body is fixed;
2. the conical chamfer angles of the first conical jacking column and the second conical jacking column are matched with the conical hole, so that the conical rod or the straight rod can be ensured to have enough rigidity, the subsequent processing stability of the hollow shaft body is facilitated, the conical chamfer angles of the first conical jacking column and the second conical jacking column are matched with the conical hole, and the coaxiality of the hollow shaft body during processing can be ensured;
3. through the nimble replacement of awl pole or straight-bar, can be suitable for hollow shaft body hole and be bell mouth or straight hole, improved the suitability that the device used greatly.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a hollow shaft machining device for a gear box according to the present invention;
fig. 2 is a schematic rear view of a hollow shaft processing device for a gear box according to the present invention;
FIG. 3 is a schematic diagram of a ram of a hollow shaft machining device for a gearbox according to the present invention;
FIG. 4 is a schematic view of a first tapered jack post of a hollow shaft machining apparatus for gearboxes according to the present invention;
FIG. 5 is a schematic sectional view of a carrier rod of a hollow shaft machining device for a gear box according to the present invention;
FIG. 6 is a schematic view of a second tapered jack post of a hollow shaft machining apparatus for gearboxes according to the present invention;
fig. 7 is a schematic view of a straight rod of a hollow shaft machining device of a gear box according to the present invention;
FIG. 8 is a schematic cross-sectional view of a taper rod of a hollow shaft machining device for a gearbox according to the present invention;
fig. 9 is a schematic diagram of a limiting block of a gear box hollow shaft processing device provided by the invention.
In the figure: 1. a bed body; 2. a cutter seat; 3. a hydraulic tailstock; 4. a self-centering chuck; 5. a pressure regulating valve; 6. a telescopic rod; 7. a hollow shaft body; 8. a limit plane; 9. limiting notch; 10. morse taper shank; 11. a first tapered post; 12. a gland; 13. a first limiting block; 14. a locking handle; 15. a lock nut; 16. a locking hole; 17. a fixed plate; 18. a limit groove; 19. a limit column; 20. a second tapered post; 21. a second limiting block; 22. morse taper hole; 23. a ring groove; 24. a second limit port; 25. a first limit port; 26. a cutting tool; 27. a driving motor; 28. taper holes; 201. a taper rod; 202. a straight rod.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-9, a gear box hollow shaft processing device comprises a lathe bed 1, a self-centering chuck 4 is rotatably installed at one end of the lathe bed 1, a hydraulic tailstock 3 is fixedly installed on the upper surface of the other end of the lathe bed 1, a fixing disc 17 is fixedly installed on the outer surface of the rotation center of the self-centering chuck 4, a telescopic rod 6 is inserted into the hydraulic tailstock 3, the telescopic rod 6 is slidably installed with the inner wall of the hydraulic tailstock 3, a limiting plane 8 is arranged on the outer surface of the telescopic rod 6, a limiting notch 9 matched with the limiting plane 8 is formed in the inner wall of the hydraulic tailstock 3, the telescopic rod 6 is prevented from rotating through the arrangement of the limiting notch 9 matched with the limiting plane 8, a second conical jacking column 20 is fixedly installed on the outer surface of the fixing disc 17, a Morse taper hole 22 is formed in one end of the telescopic rod 6, which is close to the self-centering chuck 4, a Morse taper hole 10 is inserted into the inner wall of the Morse taper hole 22, a first conical jacking column 11 is rotatably installed on one end of the Morse taper shank 10, the Morse taper shank 10 and the first conical jacking column 11 are located on the same axis, and the Morse taper shank 10 can be firmly connected with the Morse taper shank through the same axis, and the friction force can be firmly transferred through the Morse taper hole 22, and the friction force can be firmly matched with the Morse taper shank through the axial force.
Through this device, when the dismouting is changed hollow shaft body 7, only need loosen lock nut 15 earlier, then click control telescopic link 6 retract motion, can pull down hollow shaft body 7 and awl pole 201 or straight-bar 202 from the lathe, need not a plurality of self-centering chucks 4 of frequent elasticity, the operation process of dismouting change hollow shaft body 7 is simple, the operating personnel of being convenient for use.
In this embodiment, the external surface threaded connection of morse taper shank 10 has lock nut 15, lock nut 15 sets up between first toper jack-prop 11 and hydraulic tailstock 3, lock nut 15 is close to the external surface rotation of first toper jack-prop 11 one side and installs gland 12, gland 12's cross-sectional shape is the setting of C type, be convenient for gland 12 avoid first toper jack-prop 11 and the terminal surface of hollow shaft body 7 to offset through the setting of C type, a plurality of locking holes 16 have been seted up to lock nut 15's circumference surface equidistance, lock handle 14 has been inserted to the inner wall in locking hole 16.
After the conical rod 201 or the straight rod 202 is fixed, an operator inserts the locking handle 14 into the locking hole 16, then rotates the locking nut 15 through the locking handle 14, so that the locking nut 15 drives the gland 12 to move close to the hollow shaft body 7, the gland 12 abuts against the end face of the hollow shaft body 7, and when the conical rod 201 is used, the conical surface of the inner wall of the hollow shaft body 7 abuts against the outer surface of the conical rod 201 through the gland 12, and the hollow shaft body 7 is tightly pressed on the outer surface of the conical rod 201; when the straight rod 202 is used, the other end of the hollow shaft body 7 is tightly abutted against the side face of the second limiting block 21 through the gland 12, so that the hollow shaft body 7 is fixed on the outer surface of the straight rod 202.
In this embodiment, a plurality of spacing grooves 18 are penetrated and opened in the circumferencial direction equidistance of the fixed disk 17 surface, and from the circumferencial direction equidistance fixed mounting of centering chuck 4 surface have a plurality of spacing posts 19 that match with spacing groove 18, spacing post 19 sets up in the inside of spacing groove 18, through the matching installation of spacing groove 18 and spacing post 19, prevents that fixed disk 17 from taking place the phenomenon of skidding when rotating.
In this embodiment, a tapered rod 201 is disposed between the first tapered jack post 11 and the second tapered jack post 20, tapered chamfer angles are formed on the circumferential outer surfaces of the first tapered jack post 11 and the second tapered jack post 20, and tapered holes 28 matching with the tapered chamfer angles are formed on the end surfaces of both ends of the tapered rod 201.
By installing the conical chamfer angles of the first conical jack post 11 and the second conical jack post 20 in a matched manner with the conical hole 28, the conical rod 201 or the straight rod 202 can be ensured to have enough rigidity, and the subsequent processing stability of the hollow shaft body 7 is facilitated.
In this embodiment, the first limiting blocks 13 are fixedly mounted on the circumferential outer surface of the first conical top column 11 at equal intervals, a plurality of first limiting openings 25 matched with the first limiting blocks 13 are formed in one end, close to the first conical top column 11, of the conical rod 201, a plurality of second limiting blocks 21 are fixedly mounted on the circumferential outer surface of the second conical top column 20 at equal intervals, and a plurality of second limiting openings 24 matched with the second limiting blocks 21 are formed in the other end of the conical rod 201.
When the conical rod 201 or the straight rod 202 is installed, an operator needs to align the first limiting opening 25 and the second limiting opening 24 at two ends of the conical rod 201 or the straight rod 202 with the first limiting block 13 and the second limiting block 21 respectively, so that the first limiting block 13 is installed in the first limiting opening 25, the second limiting block 21 is installed in the second limiting opening 24, and the conical rod 201 or the straight rod 202 is prevented from sliding relatively with the first conical top column 11 and the second conical top column 20 when rotating through the device.
In this embodiment, a plurality of annular grooves 23 are formed in equidistant mode on the circumferential outer surface of the conical rod 201, the hollow shaft body 7 is sleeved on the outer surface of the conical rod 201, the end face of the gland 12 abuts against the end face of one end of the hollow shaft body 7, air is stored through the annular grooves 23, and the inner wall of the hollow shaft body 7 and the conical surface of the conical rod 201 are prevented from being compressed to form a sealed negative pressure layer, so that the subsequent conical rod 201 is difficult to pull out from the inside of the hollow shaft body 7.
In this embodiment, a straight rod 202 is disposed between the first tapered jack post 11 and the second tapered jack post 20, and tapered holes 28 matching with tapered chamfer angles are formed on the end surfaces of both ends of the straight rod 202.
In this embodiment, a driving motor 27 is fixedly mounted at one end of the lathe bed 1 near the self-centering chuck 4, an output end of the driving motor 27 penetrates through the outer surface of the lathe bed 1 and is fixedly mounted with the rotation center of the self-centering chuck 4, a cutter seat 2 is arranged on the upper surface of the lathe bed 1, a cutting cutter 26 is fixedly mounted on the outer surface of the cutter seat 2, a pressure regulating valve 5 is arranged on the hydraulic tailstock 3, and the propping pressure of the hydraulic tailstock 3 is regulated through the pressure regulating valve 5.
The self-centering chuck 4 is driven to rotate by the driving motor 27, the self-centering chuck 4 drives the conical rod 201 to rotate by the fixing disc 17, the hollow shaft body 7 is driven to rotate by the conical rod 201, the straight rod 202 and the second limiting block 21 are driven to rotate by the fixing disc 17, the hollow shaft body 7 is driven to rotate, and after the hollow shaft body 7 rotates, the cutting tool 26 is driven to move by the tool holder 2, and the outer circle surface of the hollow shaft body 7 is machined.
In this embodiment, it is noted that the mounting direction of the taper rod 201 is a direction in which the end with the larger diameter is mounted close to the self-centering chuck 4.
During the use of the invention, an operator selectively sleeves the hollow shaft body 7 on the outer surface of the conical rod 201 or the straight rod 202 according to the shape of the inner hole of the hollow shaft body 7, then the conical holes 28 at the two ends of the conical rod 201 or the straight rod 202 are respectively matched with the first conical jack post 11 and the second conical jack post 20, during the installation, the operator can firstly match the second conical jack post 20 with the conical holes 28, then the hydraulic tailstock 3 is controlled by inching to drive the telescopic rod 6 to extend, the telescopic rod 6 drives the first conical jack post 11 to be matched with the other conical hole 28 through the Morse taper shank 10, the conical rod 201 or the straight rod 202 is tightly jacked through the set pressure by the hydraulic tailstock 3, and the conical chamfer angles of the first conical jack post 11 and the second conical jack post 20 are matched with the conical holes 28, so that the conical rod 201 or the straight rod 202 can be ensured to have enough rigidity, and the subsequent hollow shaft body 7 can be conveniently processed stably; when the conical rod 201 or the straight rod 202 is installed, an operator needs to align the first limit opening 25 and the second limit opening 24 at two ends of the conical rod 201 or the straight rod 202 with the first limit block 13 and the second limit block 21 respectively, so that the first limit block 13 is installed in the first limit opening 25, the second limit block 21 is installed in the second limit opening 24, and the conical rod 201 or the straight rod 202 is prevented from sliding relative to the first conical top column 11 and the second conical top column 20 when rotating through the device; after the conical rod 201 or the straight rod 202 is fixed, an operator inserts the locking handle 14 into the locking hole 16, then rotates the locking nut 15 through the locking handle 14, so that the locking nut 15 drives the gland 12 to move close to the hollow shaft body 7, the gland 12 abuts against the end face of the hollow shaft body 7, and when the conical rod 201 is used, the conical surface of the inner wall of the hollow shaft body 7 abuts against the outer surface of the conical rod 201 through the gland 12, and the hollow shaft body 7 is tightly pressed on the outer surface of the conical rod 201; when the straight rod 202 is used, the other end of the hollow shaft body 7 is tightly abutted against the side face of the second limiting block 21 through the gland 12, so that the hollow shaft body 7 is fixed on the outer surface of the straight rod 202, after the hollow shaft body 7 is fixed, the self-centering chuck 4 is driven to rotate through the driving motor 27, the self-centering chuck 4 drives the conical rod 201 to rotate through the fixing disc 17, the hollow shaft body 7 is driven to rotate through the conical rod 201, the straight rod 202 and the second limiting block 21 are driven to rotate through the fixing disc 17, the hollow shaft body 7 is driven to rotate, after the hollow shaft body 7 rotates, the cutter seat 2 drives the cutting tool 26 to move, the outer circle surface of the hollow shaft body 7 is machined, through the device, when the hollow shaft body 7 is disassembled and replaced, only the locking nut 15 is needed to be loosened, then the telescopic rod 6 is controlled to retract, the hollow shaft body 7 and the conical rod 201 or the straight rod 202 can be disassembled from a machine tool, a plurality of self-centering chucks 4 are not needed to be frequently loosened, the operation process of disassembling and replacing the hollow shaft body 7 is simple, and the operation process is convenient for operators to use.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a gear box hollow shaft processingequipment, includes lathe bed (1), its characterized in that, one end rotation of lathe bed (1) is installed from centering chuck (4), the last fixed surface of lathe bed (1) other end installs hydraulic tailstock (3), the surface fixed mounting from centering chuck (4) center of rotation has fixed disk (17), the inside of hydraulic tailstock (3) is inserted and is equipped with telescopic link (6), telescopic link (6) and the inner wall slidable mounting of hydraulic tailstock (3), the surface of telescopic link (6) is equipped with spacing plane (8), spacing breach (9) with spacing plane (8) matching are seted up to the inner wall of hydraulic tailstock (3), the surface fixed mounting that fixed disk (17) are close to hydraulic tailstock (3) center of rotation has second taper jack post (20), the taper of taper hole (22) are inserted to the inner wall in telescopic link (6) is equipped with Morse taper shank (10), the taper shank (10) are close to one end of centering chuck (4) center of rotation, and first taper jack post (11) are located taper jack post (20) are located to one end setting.
2. The gear box hollow shaft machining device according to claim 1, wherein a lock nut (15) is connected to the outer surface of the Morse taper shank (10) in a threaded mode, the lock nut (15) is arranged between the first tapered jacking column (11) and the hydraulic tailstock (3), a gland (12) is rotatably installed on the outer surface, close to one side of the first tapered jacking column (11), of the lock nut (15), and the cross section of the gland (12) is in a C-shaped arrangement.
3. A hollow gearbox shaft machining device according to claim 2, characterized in that a plurality of locking holes (16) are formed in the outer circumferential surface of the locking nut (15) at equal intervals, and locking handles (14) are inserted into the inner walls of the locking holes (16).
4. A gear box hollow shaft machining device according to claim 3, characterized in that a plurality of limit grooves (18) are formed in the circumferential direction of the outer surface of the fixed disc (17) in an equidistant penetrating manner, a plurality of limit posts (19) matched with the limit grooves (18) are fixedly mounted in the circumferential direction of the outer surface of the self-centering chuck (4) in an equidistant manner, and the limit posts (19) are arranged in the limit grooves (18).
5. The gear box hollow shaft machining device according to claim 4, wherein a conical rod (201) is arranged between the first conical jacking column (11) and the second conical jacking column (20), conical chamfers are formed on the circumferential outer surfaces of the first conical jacking column (11) and the second conical jacking column (20), and conical holes (28) matched with the conical chamfers are formed on the end surfaces of two ends of the conical rod (201).
6. The gear box hollow shaft machining device according to claim 5, wherein first limiting blocks (13) are fixedly installed on the circumferential outer surface of the first conical jacking column (11) at equal intervals, a plurality of first limiting openings (25) matched with the first limiting blocks (13) are formed in one end, close to the first conical jacking column (11), of the conical rod (201), a plurality of second limiting blocks (21) are fixedly installed on the circumferential outer surface of the second conical jacking column (20) at equal intervals, and a plurality of second limiting openings (24) matched with the second limiting blocks (21) are formed in the other end of the conical rod (201).
7. The gear box hollow shaft machining device according to claim 5, wherein a plurality of annular grooves (23) are formed in the circumference outer surface of the conical rod (201) at equal intervals, a hollow shaft body (7) is sleeved on the outer surface of the conical rod (201), and the end face of the gland (12) abuts against the end face of one end of the hollow shaft body (7).
8. The hollow shaft machining device for the gear box according to claim 7, wherein a straight rod (202) is arranged between the first conical jacking column (11) and the second conical jacking column (20), and conical holes (28) matched with conical chamfer angles are formed in the end faces of two ends of the straight rod (202).
9. The gear box hollow shaft machining device according to claim 1, wherein one end of the lathe bed (1) close to the self-centering chuck (4) is fixedly provided with a driving motor (27), an output end of the driving motor (27) penetrates through the outer surface of the lathe bed (1) and is fixedly arranged with the rotation center of the self-centering chuck (4), the upper surface of the lathe bed (1) is provided with a cutter seat (2), the outer surface of the cutter seat (2) is fixedly provided with a cutting cutter (26), and the hydraulic tailstock (3) is provided with a pressure regulating valve (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410256599.9A CN118046013B (en) | 2024-03-06 | 2024-03-06 | Gear box hollow shaft machining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410256599.9A CN118046013B (en) | 2024-03-06 | 2024-03-06 | Gear box hollow shaft machining device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118046013A true CN118046013A (en) | 2024-05-17 |
| CN118046013B CN118046013B (en) | 2024-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202410256599.9A Active CN118046013B (en) | 2024-03-06 | 2024-03-06 | Gear box hollow shaft machining device |
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| CN118046013B (en) | 2024-08-06 |
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