CN110142465B

CN110142465B - Gear shaving machine for gear shaft

Info

Publication number: CN110142465B
Application number: CN201910424347.1A
Authority: CN
Inventors: 周顺金
Original assignee: Taizhou Geling Machinery Co ltd
Current assignee: Taizhou Geling Machinery Co., Ltd
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-04-28
Anticipated expiration: 2039-05-21
Also published as: CN110142465A

Abstract

The invention discloses a gear shaving machine for a gear shaft, and relates to the field of gear shaving machines. The gear shaving machine comprises a machine base, wherein a rotating base is rotatably connected to the machine base, a locking part for fixing the lower end of a rotating shaft is arranged on the rotating base, an installation base is horizontally arranged on the inner side wall of a supporting base, an installation rod is vertically arranged on the installation base, the outer wall of the installation rod is connected with a sliding sleeve in a sliding manner, and a first bolt for pressing the installation rod is connected to the sliding sleeve in a threaded manner; a fixed rod is horizontally arranged on the outer wall of the sliding sleeve, the outer wall of the fixed rod is connected with a fixed seat in a sliding mode, and a second bolt for compressing the fixed rod is connected to the fixed seat in a threaded mode; the fixed seat is provided with a milling cutter used for abutting against the lower surface of the gear teeth. The invention has the following advantages and effects: the milling cutter is additionally arranged on the gear shaving machine, so that gear shaving operation and burr trimming operation of the gear shaft are realized, the labor intensity of workers is greatly reduced, and the machining efficiency of the gear shaft is improved.

Description

Gear shaving machine for gear shaft

Technical Field

The invention relates to the field of gear shaving machines, in particular to a gear shaving machine for a gear shaft.

Background

The gear shaving machine uses a gear-shaped gear shaving cutter as a cutter to finish the tooth surface of a machined gear, the gear shaving machine carries out finish machining on a cylindrical gear by driving a workpiece (or the workpiece drives the cutter) to freely rotate according to the principle of spiral gear meshing, and filiform fine scraps are shaved on the tooth surface to correct the tooth shape and improve the surface smoothness.

As shown in fig. 2, the conventional gear shaft 9 includes a rotating shaft 91 and gear teeth 92 which are coaxially disposed, and the rotating shaft 91 and the gear teeth 92 are integrally formed.

After shaving, the traditional gear shaft still needs to be manually trimmed on the lower surface of the gear, so that the labor intensity of workers is increased, the machining efficiency of the gear shaft is reduced, and improvement is needed.

Disclosure of Invention

The invention aims to provide a gear shaving machine for a gear shaft, which has the effect of high processing efficiency.

The technical purpose of the invention is realized by the following technical scheme: a gear shaving machine for a gear shaft comprises a machine base, wherein a rotating base is horizontally and rotatably connected to the machine base, a locking portion used for fixing the lower end of a rotating shaft is arranged on the rotating base, a supporting base is vertically arranged on one side of the machine base, a cross beam is horizontally arranged on the supporting base, and an upper tip is vertically and slidably connected to the cross beam; an installation seat is horizontally arranged on the inner side wall of the supporting seat, an installation rod is vertically arranged on the installation seat, the outer wall of the installation rod is vertically and slidably connected with a sliding sleeve, and a first bolt for pressing the outer wall of the installation rod is in threaded connection with the sliding sleeve; a fixed rod is horizontally arranged on the outer wall of the sliding sleeve, the fixed rod faces the center of the rotating seat, the outer wall of the fixed rod is horizontally connected with a fixed seat in a sliding mode, and a second bolt for pressing the outer wall of the fixed rod is connected to the fixed seat in a threaded mode; the upper end face of fixing base runs through the recess that has set up along its length direction, the recess is embedded to be equipped with milling cutter, milling cutter's front end is located the recess is outside, and is used for the lower surface of the conflict teeth of a cogwheel.

By adopting the technical scheme, when the gear shaving machine is used for shaving the outer wall of the gear, the lower end of the rotating shaft is clamped and fixed by the locking part, then the upper tip is driven to move upwards, the upper end of the rotating shaft is pressed, and the clamping and fixing of the whole gear shaft are realized. Then the drive sliding sleeve upward movement, pulling the fixing base simultaneously and driving milling cutter outwards to slide, when milling cutter contradicts the lower surface of the teeth of a cogwheel, screw first bolt and second bolt, fix sliding sleeve and fixing base to realize milling cutter's location. When shaving, the rotating seat drives the locking part and the whole gear shaft to rotate, so that shaving of the outer wall of the gear tooth is realized, and the milling cutter mills the lower surface of the gear tooth during shaving, so that burrs on the lower surface of the gear tooth are removed, and the operation of trimming the lower surface of the gear tooth is realized. Therefore, the milling cutter is additionally arranged, burrs on the lower surface of the gear teeth are removed during shaving operation, the operation of trimming the burrs on the lower surface of the gear teeth is realized, two processing operations of the gear shaft are realized, the labor intensity of workers is greatly reduced, and the processing efficiency of the gear shaft is improved.

The invention is further provided with: the milling cutter is characterized in that screw rods are vertically arranged on bottom walls of two ends of the groove, through holes for the screw rods to penetrate through are formed in the milling cutter, springs are sleeved on the screw rods and located between the milling cutter and the bottom wall of the groove, and compression nuts compressing the upper surface of the milling cutter are connected to the screw rods in a threaded mode.

Through adopting above-mentioned technical scheme, because the tolerance coefficient between the different gear shafts of same batch is different, consequently through setting up the spring for milling cutter can the up-and-down motion, so when the lower surface to the teeth of a cogwheel is repaiied the deckle edge operation, can ensure that milling cutter is close to the lower surface of the teeth of a cogwheel as far as, thereby make the burr of the lower surface of the teeth of a cogwheel more thoroughly that can be cleared away, improve the effect of repairing the deckle edge.

The invention is further provided with: the up end level of installation pole is provided with the locating lever, the locating lever orientation the central point of rotating the seat puts, and is located directly over the dead lever, and the locating lever deviates from the one end of installation pole is provided with circular-arc conflict face, the conflict face is used for the outer wall of the conflict teeth of a cogwheel.

Through adopting above-mentioned technical scheme, when fixed gear shaft, supply the outer wall conflict of the teeth of a cogwheel through circular-arc conflict face, when fixing a position whole gear shaft, also provide certain holding power for the gear shaft, stability in the increase gear shaft course of working improves the machining precision.

The invention is further provided with: the upper end face of the mounting rod is vertically provided with an adjusting rod, an adjusting groove is formed in the length direction of the positioning rod in a penetrating mode, and an adjusting nut which compresses the upper end face of the positioning rod is in threaded connection with the upper end of the adjusting rod.

Through adopting above-mentioned technical scheme, when the position according to the teeth of a cogwheel adjustment locating lever of different diameter specifications, the adjusting nut of unscrewing, then the drive locating lever is close to the teeth of a cogwheel for behind the conflict face of the outer wall conflict locating lever tip of the teeth of a cogwheel, the adjusting nut of screwing can realize the fixed of locating lever. Therefore, the positioning rod can position and support gear teeth with different diameters.

The invention is further provided with: the upper end face of the fixing seat is provided with a sliding block, and the lower end face of the positioning rod is provided with a sliding groove which is arranged along the length direction of the positioning rod and used for sliding the sliding block.

Through adopting above-mentioned technical scheme, through the cooperation that sets up slider and spout, the motion route of restriction locating lever for the position control process of locating lever is light convenient more.

The invention is further provided with: the locking part comprises a locking seat arranged on the rotating seat and a tool used for clamping the lower end of the rotating shaft, a lower tip is arranged on the locking seat, and a locking mechanism used for fixing the tool is further arranged on the locking seat.

By adopting the technical scheme, when the gear shaft is processed, the lower end of the rotating shaft is fixed by the tool firstly, then the lower tip is enabled to compress the lower end face of the rotating shaft, and the tool is clamped and fixed by the locking mechanism, so that the gear shaft can be installed and fixed.

The invention is further provided with: the tool comprises a positioning plate, a positioning hole for inserting the lower end of the rotating shaft penetrates through the positioning plate, a strip-shaped hole communicated with the positioning hole is formed in one end of the positioning plate, and a positioning block for clamping and fixing the locking mechanism is arranged at the other end of the positioning plate; and sliding holes communicated with the strip-shaped holes are formed in the two sides of the positioning plate in a penetrating manner, a third bolt is connected in the sliding holes in a sliding manner, and a locking nut tightly pressing the side wall of the positioning plate is connected to the third bolt in a threaded manner.

Through adopting above-mentioned technical scheme, when utilizing the lower extreme of frock centre gripping fixed pivot, wear to establish the locating hole back with the lower extreme of pivot for the lower terminal surface of pivot and the lower terminal surface looks parallel and level of locating piece. Then the lock nut is screwed, and the third bolt is matched with the lock nut, so that the strip-shaped hole is gradually reduced, the inner wall of the positioning hole is pressed against the outer wall of the rotating shaft, and the clamping and fixing of the rotating shaft can be realized. The clamping and fixing of the rotating shaft are realized through the tool which is simple in structure and convenient to operate, so that the installation and fixing process of the gear shaft is easier and more convenient.

The invention is further provided with: the lower terminal surface of locating plate is provided with the fender ring that the round is used for conflicting terminal surface under the pivot, keep off the ring distribute in the outward flange position of locating hole.

Through adopting above-mentioned technical scheme, contradict the lower terminal surface of pivot through setting up the fender ring, the maximum distance of sliding of restriction pivot realizes the automatic positioning of pivot to make the process of fixed pivot light more convenient.

The invention is further provided with: the locking mechanism comprises a locking block vertically arranged on the locking seat, a notch for embedding the positioning block is formed in the upper end face of the locking block, and a fourth bolt for pressing the side wall of the positioning block is connected to one side of the locking block in a threaded mode.

Through adopting above-mentioned technical scheme, when utilizing locking mechanism centre gripping fixed frock, with the locating piece embedding latch segment up end in the breach back, drive whole frock downstream. And after the lower tip compresses the lower end face of the rotating shaft, the fourth bolt is screwed, so that the compression and fixation of the positioning block can be realized, and the clamping and fixation of the whole tool are realized. Therefore, the locking mechanism with a simple structure and convenient operation is used for clamping and fixing the tool, so that the installation and fixing processes of the gear shaft are easier and more convenient.

The invention is further provided with: the locating plate with the crossing position of locating piece is vertical to be provided with the stopper, the inner wall of breach is vertical to be provided with the confession the spacing groove that the stopper slided the embedding.

Through adopting above-mentioned technical scheme, through setting up the cooperation of stopper and spacing groove for whole frock can only slide along vertical direction, thereby the motion route of restriction frock avoids the frock phenomenon of deflecting to appear and influences the machining precision of gear shaft.

In conclusion, the invention has the following beneficial effects:

1. the milling cutter is additionally arranged on the gear shaving machine, so that the gear shaving operation and the burr trimming operation of the gear shaft are realized simultaneously, the labor intensity of workers is greatly reduced, and the machining efficiency of the gear shaft is improved;

2. the milling cutter can move up and down by arranging the spring, so that the milling cutter is ensured to be close to the lower surface of the gear teeth as much as possible, and burrs on the lower surface of the gear teeth can be removed more thoroughly;

3. the positioning rod is arranged to position the whole gear shaft, and meanwhile, a certain supporting force is provided for the gear shaft, so that the stability of the gear shaft in the machining process is improved, and the machining precision is improved;

4. through the tool and the locking mechanism which are simple in structure and convenient to operate, the rotating shaft and the tool are clamped and fixed, and therefore the installation and fixing process of the gear shaft is easier and more convenient.

Drawings

FIG. 1 is a schematic structural view of an embodiment;

FIG. 2 is a schematic view showing a connection relationship of a gear shaft and a locking part of the embodiment;

FIG. 3 is a schematic structural view of a retainer ring of the embodiment;

FIG. 4 is a schematic structural view of the support base according to the embodiment;

FIG. 5 is a schematic structural diagram of a mounting seat, a fixing rod and a positioning rod of the embodiment.

Reference numerals: 1. a machine base; 2. a rotating seat; 3. a locking portion; 31. a locking seat; 32. assembling; 321. positioning a plate; 322. positioning holes; 323. a baffle ring; 324. a strip-shaped hole; 325. positioning blocks; 326. a slide hole; 327. a third bolt; 328. locking the nut; 329. a limiting block; 33. a lower center; 34. a locking mechanism; 341. a locking block; 342. a notch; 343. a limiting groove; 344. a fourth bolt; 4. a supporting seat; 41. a cross beam; 42. an upper center; 5. a sliding seat; 51. a cutter; 6. a mounting seat; 61. mounting a rod; 62. a sliding sleeve; 63. a first bolt; 64. adjusting a rod; 65. adjusting the nut; 7. fixing the rod; 71. a fixed seat; 72. a second bolt; 73. a groove; 74. a screw; 75. milling cutters; 76. a through hole; 77. a spring; 78. a compression nut; 79. a slider; 8. positioning a rod; 81. a contact surface; 82. an adjustment groove; 83. a chute; 9. a gear shaft; 91. a rotating shaft; 92. and (4) gear teeth.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, a gear shaving machine for a gear shaft includes a machine base 1, a rotating base 2 horizontally and rotatably connected to a middle portion of the machine base 1, and a locking portion 3 for fixing a lower end of a rotating shaft 91 is provided on the rotating base 2. The machine base 1 is also provided with a supporting seat 4 and a sliding seat 5, and the supporting seat 4 and the sliding seat 5 are distributed on two sides of the rotating seat 2.

As shown in fig. 1 and 2, a cross beam 41 is horizontally arranged on the support seat 4, an upper tip 42 is vertically and slidably connected to the cross beam 41, and the upper tip 42 is used for pressing the upper end surface of the rotating shaft 91. The sliding seat 5 is horizontally and slidably connected with the machine base 1, and a cutter 51 is horizontally and rotatably connected on the sliding seat 5.

When the gear shaving machine is used, the lower end of the rotating shaft 91 is clamped and fixed by the locking part 3, then the upper tip 42 is driven to move upwards, and the upper end of the rotating shaft 91 is pressed by the upper tip 42, so that the whole gear shaft 9 is clamped and fixed.

Then the sliding seat 5 is controlled to gradually approach the supporting seat 4, at this time, the sliding seat 5 drives the cutter 51 to synchronously move until the gear teeth 92 are meshed with the cutter 51 according to the principle of spiral gear meshing, and then the rotating seat 2 is driven to rotate. At this time, the rotating base 2 drives the locking portion 3 to rotate synchronously, and the locking portion 3 drives the entire gear shaft 9 to rotate, so that the gear teeth 92 can be shaved by the cutter 51.

After the machining is finished, the sliding seat 5 is controlled to be gradually far away from the supporting seat 4, the upper tip 42 is driven to move upwards, and finally the machined gear shaft 9 is taken down, so that the gear shaving machining of the gear shaft 9 can be finished.

As shown in fig. 1 and 2, the locking portion 3 includes a locking seat 31 provided on the rotating seat 2 and a tool 32 for clamping the lower end of the rotating shaft 91. The locking seat 31 is provided with a lower tip 33, the lower tip 33 is used for pressing the lower end face of the rotating shaft 91, and the locking seat 31 is further provided with a locking mechanism 34 used for fixing the tool 32.

When the gear shaft 9 is machined, the lower end of the rotating shaft 91 is fixed by the tool 32, then the tool 32 is placed on the locking seat 31, the lower tip 33 is enabled to press the lower end face of the rotating shaft 91, and then the tool 32 is clamped and fixed by the locking mechanism 34, so that the gear shaft 9 can be installed and fixed.

As shown in fig. 2 and 3, the tooling 32 includes a positioning plate 321, a positioning hole 322 for inserting the lower end of the rotating shaft 91 is formed through the positioning plate 321, a ring of blocking ring 323 for abutting against the lower end surface of the rotating shaft 91 is further disposed on the lower end surface of the positioning plate 321, and the blocking ring 323 is distributed at the outer edge of the positioning hole 322.

As shown in fig. 2, one end of the positioning plate 321 is provided with a strip hole 324 communicating with the positioning hole 322, and the other end is provided with a positioning block 325 for clamping and fixing the locking mechanism 34.

As shown in fig. 2, sliding holes 326 communicated with the strip holes 324 penetrate through two sides of the positioning plate 321, third bolts 327 are slidably connected in the sliding holes 326, and locking nuts 328 for pressing the side walls of the positioning plate 321 are threadedly connected to the third bolts 327.

When the lower end of the rotating shaft 91 is clamped and fixed by the tool 32, the lower end of the rotating shaft 91 is inserted into the positioning hole 322 and then the rotating shaft 91 is driven to move downwards until the lower end face of the rotating shaft 91 abuts against the stop ring 323, and the lower end face of the rotating shaft 91 is flush with the lower end face of the positioning block 325.

Then, the locking nut 328 is screwed, and at this time, the positioning block 325 is pressed to be elastically deformed by the cooperation of the third bolt 327 and the locking nut 328, and the strip-shaped hole 324 is gradually reduced. At this time, the inner wall of the positioning hole 322 gradually compresses the outer wall of the rotating shaft 91, thereby clamping and fixing the rotating shaft 91.

As shown in fig. 2, the locking mechanism 34 includes a locking block 341 vertically disposed on the locking seat 31, a notch 342 into which the positioning block 325 is inserted is disposed on an upper end surface of the locking block 341, and an outer wall of the positioning block 325 abuts against an inner wall of the notch 342.

As shown in fig. 2, a limiting block 329 is vertically disposed at the intersection position of the positioning plate 321 and the positioning block 325, a limiting groove 343 in which the limiting block 329 is slidably inserted is vertically disposed on the inner wall of the notch 342, and a fourth bolt 344 pressing the side wall of the positioning block 325 is threadedly connected to one side of the locking block 341.

When the locking mechanism 34 is used to clamp the fixing tool 32, the positioning block 325 is inserted into the notch 342 on the upper end surface of the locking block 341, and the limiting block 329 is also inserted into the limiting groove 343. Then, the whole tool 32 is driven to move downwards until the lower tip 33 presses the lower end face of the rotating shaft 91, and then the fourth bolt 344 is screwed to press the outer wall of the positioning block 325, so that the positioning block 325 can be pressed and fixed, and the whole tool 32 can be clamped and fixed.

As shown in fig. 4 and 5, the mounting seat 6 is horizontally arranged on the inner side wall of the supporting seat 4, the mounting rod 61 is vertically arranged on the mounting seat 6, the outer wall of the mounting rod 61 is vertically and slidably connected with a sliding sleeve 62, and the sliding sleeve 62 is threadedly connected with a first bolt 63 for pressing the outer wall of the mounting rod 61.

As shown in fig. 4 and 5, the outer wall of the sliding sleeve 62 is horizontally disposed at the fixed rod 7, and the fixed rod 7 faces the center of the rotating seat 2. The outer wall horizontal sliding connection of dead lever 7 has fixing base 71, and threaded connection has the second bolt 72 that compresses tightly the outer wall of dead lever 7 on fixing base 71.

As shown in fig. 4 and 5, a groove 73 is formed in the upper end surface of the fixing seat 71 along the length direction thereof, and a screw 74 is vertically disposed on the bottom wall of each of the two ends of the groove 73. A milling cutter 75 is embedded in the groove 73, a through hole 76 for the screw 74 to pass through is formed in the milling cutter 75, and the front end of the milling cutter 75 is located outside the groove 73 and is used for abutting against the lower surface of the gear teeth 92 (see fig. 2).

As shown in fig. 4 and 5, a spring 77 is sleeved on the screw 74, the spring 77 is located between the milling cutter 75 and the bottom wall of the groove 73, and a compression nut 78 for compressing the upper surface of the milling cutter 75 is screwed on the screw 74.

After the gear shaft 9 is clamped and fixed, the sliding sleeve 62 moves upward, and at this time, the sliding sleeve 62 drives the fixing rod 7 to move synchronously, and the fixing rod 7 drives the fixing seat 71 and the milling cutter 75 to move synchronously upward.

Until the upper surface of the milling cutter 75 is flush with the lower surface of the gear teeth 92, the first bolt 63 is screwed to press the outer wall of the mounting rod 61, so that the sliding sleeve 62 is fixed. Then, the fixed seat 71 is pulled to drive the milling cutter 75 to slide outwards until the milling cutter 75 abuts against the lower surface of the gear teeth 92, the second bolt 72 is screwed to fix the fixed seat 71, and therefore the milling cutter 75 is positioned.

Therefore, during the shaving operation, the entire gear shaft 9 rotates, so that the burrs on the lower surface of the gear teeth 92 are removed during the shaving operation, thereby achieving the trimming operation on the lower surface of the gear teeth 92 and the two-part machining operation on the gear shaft 9.

Because the tolerance coefficients of different gear shafts 9 (see fig. 2) in the same batch are different, the burrs on the lower surface of the gear teeth 92 are different in size and height position. Therefore, the milling cutter 75 can move up and down by arranging the spring 77, so that the milling cutter 75 is ensured to be close to the lower surface of the gear teeth 92 as much as possible, and the burrs on the lower surface of the gear teeth 92 can be removed more thoroughly.

As shown in fig. 2 and 5, the positioning rod 8 is horizontally provided on the upper end surface of the mounting rod 61, and the positioning rod 8 is positioned directly below the fixing rod 7 and faces the center of the rotating base 2. And the end of the positioning rod 8 departing from the mounting rod 61 is provided with an arc-shaped contact surface 81, and the contact surface 81 is used for contacting the outer wall of the gear teeth 92.

When the gear shaft 9 is fixed in the installation, the outer wall of the gear teeth 92 is abutted through the arc-shaped abutting surface 81, when the whole gear shaft 9 is positioned, a certain supporting force is provided for the gear shaft 9, the stability in the machining process of the gear shaft 9 is increased, and the phenomenon that the gear shaft 9 deflects or shakes is avoided, so that the machining precision is improved.

As shown in fig. 5, an adjustment rod 64 is vertically provided on the upper end surface of the mounting rod 61, an adjustment groove 82 is provided along the longitudinal direction of the positioning rod 8, and an adjustment nut 65 for pressing the upper end surface of the positioning rod 8 is screwed to the upper end of the adjustment rod 64.

As shown in fig. 5, a slider 79 is provided on the upper end surface of the fixing base 71, and a slide groove 83, which is provided along the longitudinal direction of the positioning rod 8 and on which the slider 79 slides, is provided on the lower end surface of the positioning rod 8.

When the position of the positioning rod 8 is adjusted according to the gear teeth 92 (see fig. 2) with different diameters, the adjusting nut 65 is firstly unscrewed, then the positioning rod 8 is driven to be close to the gear teeth 92, and at this time, the movement path of the positioning rod 8 is limited through the matching of the sliding block 79 and the sliding block 79, so that the positioning rod 8 slides along the length direction of the sliding groove 83.

After the conflict face 81 of locating lever 8 tip conflicts the outer wall of teeth of a cogwheel 92 and supports, adjusting nut 65 is screwed again, can realize locating lever 8 fixed to make locating lever 8 can fix a position and support the teeth of a cogwheel 92 of different diameter specifications.

The working principle is as follows: when shaving the gear shaft 9, both ends of the rotary shaft 91 are held and fixed by the engagement of the locking portion 3 and the upper tip 42. The slide 5 is then controlled to bring the tool 51 progressively closer to the support 4 and to bring the teeth 92 into engagement with the tool 51 according to the helical gearing principle. Then, the positions of the sliding sleeve 62 and the fixed seat 71 are adjusted, so that the milling cutter 75 on the fixed seat 71 abuts against the lower surface of the gear teeth 92, and then the sliding sleeve 62 and the fixed seat 71 are fixed, so that the milling cutter 75 is positioned. Then, the rotating seat 2 is used for driving the locking part 3 and the gear shaft 9 to synchronously rotate, the cutter 51 is used for shaving the gear teeth 92, and the milling cutter 75 is used for milling the plane of the lower surface of the gear teeth 92, so that the operation of trimming the hair edges of the lower surface of the gear teeth 92 is realized.

The specific embodiments are only for explaining the present invention, and the present invention is not limited thereto, and those skilled in the art can make modifications without inventive contribution to the present embodiments as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. A gear shaving machine for a gear shaft comprises a machine base (1), wherein a rotating base (2) is horizontally and rotatably connected to the machine base (1), a locking portion (3) used for fixing the lower end of a rotating shaft (91) is arranged on the rotating base (2), a supporting base (4) is vertically arranged on one side of the machine base (1), a cross beam (41) is horizontally arranged on the supporting base (4), and an upper tip (42) is vertically and slidably connected to the cross beam (41);

the method is characterized in that: an installation seat (6) is horizontally arranged on the inner side wall of the support seat (4), an installation rod (61) is vertically arranged on the installation seat (6), the outer wall of the installation rod (61) is vertically and slidably connected with a sliding sleeve (62), and a first bolt (63) for pressing the outer wall of the installation rod (61) is in threaded connection with the sliding sleeve (62);

a fixed rod (7) is horizontally arranged on the outer wall of the sliding sleeve (62), the fixed rod (7) faces the center position of the rotating seat (2), a fixed seat (71) is horizontally and slidably connected to the outer wall of the fixed rod (7), and a second bolt (72) pressing the outer wall of the fixed rod (7) is in threaded connection with the fixed seat (71);

a groove (73) arranged along the length direction of the fixing seat (71) penetrates through the upper end face of the fixing seat (71), a milling cutter (75) is embedded in the groove (73), and the front end of the milling cutter (75) is located outside the groove (73) and used for abutting against the lower surface of a gear tooth (92);

the bottom walls of two ends of the groove (73) are both vertically provided with a screw (74), a through hole (76) for the screw (74) to penetrate through is penetrated through the milling cutter (75), a spring (77) is sleeved on the screw (74), the spring (77) is positioned between the milling cutter (75) and the bottom wall of the groove (73), and the screw (74) is in threaded connection with a pressing nut (78) for pressing the upper surface of the milling cutter (75);

the up end level of installation pole (61) is provided with locating lever (8), locating lever (8) orientation rotate the central point of seat (2) and put, and be located dead lever (7) directly over, locating lever (8) deviate from the one end of installation pole (61) is provided with circular-arc conflict face (81), conflict face (81) are used for conflicting the outer wall of the teeth of a cogwheel (92).

2. The gear shaving machine for gear shafts according to claim 1, characterized in that: an adjusting rod (64) is vertically arranged on the upper end face of the mounting rod (61), an adjusting groove (82) arranged along the length direction of the positioning rod (8) penetrates through the positioning rod (8), and an adjusting nut (65) pressing the upper end face of the positioning rod (8) is connected to the upper end of the adjusting rod (64) in a threaded mode.

3. The gear shaving machine for gear shafts according to claim 2, characterized in that: the upper end face of fixing base (71) is provided with slider (79), the lower terminal surface of locating lever (8) is provided with along its length direction setting, and supplies spout (83) that slider (79) slided.

4. The gear shaving machine for gear shafts according to claim 1, characterized in that: the locking part (3) comprises a locking seat (31) arranged on the rotating seat (2) and a tool (32) used for clamping the lower end of the rotating shaft (91), a lower tip (33) is arranged on the locking seat (31), and a locking mechanism (34) used for fixing the tool (32) is further arranged on the locking seat (31).

5. The gear shaving machine for gear shafts according to claim 4, wherein: the tool (32) comprises a positioning plate (321), a positioning hole (322) for inserting the lower end of the rotating shaft (91) penetrates through the positioning plate (321), one end of the positioning plate (321) is provided with a strip-shaped hole (324) communicated with the positioning hole (322), and the other end of the positioning plate is provided with a positioning block (325) for clamping and fixing the locking mechanism (34);

the two sides of the positioning plate (321) are provided with sliding holes (326) communicated with the strip-shaped holes (324), the sliding holes (326) are connected with third bolts (327) in a sliding mode, and the third bolts (327) are connected with locking nuts (328) pressing the side walls of the positioning plate (321) in a threaded mode.

6. The gear shaving machine for gear shafts according to claim 5, wherein: the lower terminal surface of locating plate (321) is provided with fender ring (323) that the round is used for conflicting pivot (91) lower terminal surface, keep off ring (323) distribute in the outward flange position of locating hole (322).

7. The gear shaving machine for gear shafts according to claim 6, wherein: the locking mechanism (34) comprises a locking block (341) vertically arranged on the locking seat (31), a notch (342) for the positioning block (325) to be embedded is formed in the upper end face of the locking block (341), and a fourth bolt (344) for pressing the side wall of the positioning block (325) is connected to one side of the locking block (341) in a threaded mode.

8. The gear shaving machine for gear shafts according to claim 7, wherein: the positioning plate (321) and the positioning block (325) are vertically provided with a limiting block (329) at the crossed position, and the inner wall of the notch (342) is vertically provided with a limiting groove (343) for the limiting block (329) to slide and be embedded.