TW201701996A - Milling cutter grinding machine having adjustable chip removing inner angle using the rotation seat to adjust the chip removing inner angle of the milling cutter while in grinding the central static point of the milling cutter - Google Patents

Abstract

A milling cutter grinding machine having adjustable chip removing inner angle has a base on which a motor is provided. The two ends of the motor are respectively connected with a first grinding wheel and a second grinding wheel. A cutting edge grinding unit and a first knife back grinding unit are arranged on the base adjacent to the first grinding wheel, and a second knife back grinding unit and a central static point grinding unit are arranged on one side of the base adjacent to the second grinding wheel. The central static point grinding unit is provided with a stand, and one side of the stand is laterally pivoted with a rotation seat, which can be rotated relative to the second grinding wheel to adjust the elevation angle. Therefore, when a user grinds the central static point of the milling cutter, the rotation seat can be used to adjust the chip removing inner angle of the milling cutter.

Description

Milling cutter grinding machine with adjustable inner angle of chip removal

The present invention relates to a grinder, and more particularly to a mill grinder capable of grinding a milling cutter.

In order to allow the user to grind and repair the damaged milling cutter to achieve environmental protection and cost savings, the creator of the case developed a kind of adjustable center static spot grinding seat, such as the patent publication No. M471333. The milling cutter grinding machine, which mainly breaks through the traditional cognition, the central static point grinding unit must be placed on the pedestal vertical plate technical bias, and the central static point grinding unit is placed on the pedestal, so that the center The static spot grinding unit has sufficient adjustment space for providing a fourth adjusting table, and the position of the fourth fixing seat is adjusted through the fourth adjusting table, thereby changing the center dead spot size of the milling cutter according to the grinding requirement, The inclination of the inner edge and the depth of the groove.

Although the above-mentioned milling cutter grinding machine can change the center static point size of the milling cutter, the inclination of the inner cutting edge and the depth of the drainage groove by the adjustable center static grinding grinding seat, and is well received by the market, the invention of the present invention During the long-term development of the grinding machine, it has been found that in the machining process, the user must use different milling cutters for different workpieces, and use the milling cutter with the wrong internal angle of the chip to increase the machining. Difficulty, and will greatly reduce the service life of the milling cutter. Therefore, there is a great need for a milling cutter grinder that can adjust the inner angle of the chip removal of the milling cutter. Therefore, the inventors have observed the above disadvantages. In the spirit of excellence, it is considered necessary to further improve the above-mentioned milling cutter with adjustable center static grinding base, and the present invention is produced.

The main object of the present invention is to provide a milling cutter grinder capable of adjusting the inner angle of the chip, which can be used for grinding and repairing a milling cutter, and adjusting the inner angle of the chip removing of the milling cutter according to the processing requirements.

In order to achieve the above objective, the milling cutter grinding machine for adjusting the inner corner of the chip is provided with a base, and the base is oppositely disposed with a first vertical plate and a second vertical plate, and A motor is disposed between the first vertical plate and the second vertical plate, and one end of the motor is provided with a first output shaft, and the first output shaft passes through the first vertical plate and is connected with a first grinding wheel. The other end of the motor is provided with a second output shaft, the second output shaft passes through the second vertical plate and is connected with a second grinding wheel; a knife edge grinding unit is disposed on the base and adjacent to the a first grinding wheel position, wherein the knife edge grinding unit has a first adjusting platform, and the first adjusting platform is provided with a first fixing seat, and the first fixing seat is disposed in the direction of the first grinding wheel a first fixing hole; a first blade back grinding unit is disposed on the base and adjacent to the first grinding wheel position, wherein the first blade back grinding unit has a second adjusting table, and the first a second fixing base is disposed on the adjusting platform, and the second fixing seat is a second fixing hole is disposed in the direction of the first grinding wheel; a second blade back grinding unit is disposed on the base and adjacent to the second grinding wheel position, wherein the second blade back grinding unit has a a third adjusting platform, the third adjusting base is provided with a third fixing seat, and the third fixing seat is provided with a third fixing hole toward the second grinding wheel; a central static point grinding unit The system is disposed on the pedestal and adjacent to the second grinding wheel, wherein the central static grinding unit has a fourth adjusting platform, and the fourth adjusting platform is provided with a fourth fixing base. The fourth fixed seat is provided with a vertical seat, and one side of the stand is laterally pivotally provided with a rotating seat, and the rotating seat is provided with a fourth fixing hole toward the second grinding wheel.

According to the present invention, the milling cutter for adjusting the internal angle of the chip removal requires the user to sequentially fix and fix the milling cutter to be fixed to the first fixing hole, the second fixing hole, and the third. The fixing hole and the fourth fixing hole can respectively grind the cutting edge, the blade back and the center static point of the milling cutter through the first grinding wheel and the second grinding wheel to repair the milling cutter, wherein the user system The rotating seat can be rotated to adjust the elevation angle of the rotating seat relative to the second grinding wheel, thereby adjusting the inner angle of the chip removal of the milling cutter according to the processing requirement.

200‧‧‧ collet nut

300‧‧‧ milling cutter

10‧‧‧ Pedestal

11‧‧‧First vertical board

12‧‧‧Second board

13‧‧‧Motor

14‧‧‧First output shaft

15‧‧‧First grinding wheel

16‧‧‧second output shaft

17‧‧‧Second grinding wheel

20‧‧‧Knife grinding unit

21‧‧‧First adjustment station

211‧‧‧Base

212‧‧‧First slide

213‧‧‧First adjustment rod

214‧‧‧Second slide

215‧‧‧second adjustment rod

22‧‧‧First mount

221‧‧‧First arc slot

222‧‧‧First fixing hole

223‧‧‧First Positioning Department

23‧‧‧First bolt

30‧‧‧First Knife Back Grinding Unit

31‧‧‧Second adjustment station

311‧‧‧Base

312‧‧‧First slide

313‧‧‧First adjustment rod

314‧‧‧Second slide

315‧‧‧second adjustment rod

32‧‧‧Second fixed seat

321‧‧‧second arc slot

322‧‧‧Second fixing hole

323‧‧‧Second Positioning Department

33‧‧‧Second bolt

40‧‧‧Second Knife Grinding Unit

41‧‧‧ Third adjustment station

411‧‧‧Base

412‧‧‧First slide

413‧‧‧First adjustment rod

414‧‧‧Second slide

415‧‧‧second adjustment rod

42‧‧‧ third mount

421‧‧‧3rd arc slot

422‧‧‧ third fixed hole

423‧‧‧ positioning slot

43‧‧‧ Third bolt

50‧‧‧Center static spot grinding unit

51‧‧‧fourth adjustment station

511‧‧‧Base

512‧‧‧First slide

513‧‧‧First adjustment rod

514‧‧‧Second slide

515‧‧‧second adjustment rod

52‧‧‧fourth mount

521‧‧‧Slide rails

522‧‧‧fourth arc slot

53‧‧‧stand

531‧‧‧ long hole

54‧‧‧Rotating seat

541‧‧‧4th fixing hole

542‧‧‧Keyhole

543‧‧‧Positioning holes

544‧‧‧Locating pin

55‧‧‧fourth bolt

56‧‧‧Adjustment bolts

Figure 1 is a perspective view of a first embodiment of the present invention.

Fig. 2 is a partially enlarged perspective view showing another direction of the first embodiment of the present invention.

Fig. 3 is an exploded view of the center dead spot grinding unit of the first embodiment of the present invention.

Fig. 4 is a schematic view showing the use of the knife edge grinding unit of the first embodiment of the present invention.

Fig. 5 is a schematic view showing the use of the first blade back grinding unit of the first embodiment of the present invention.

Fig. 6 is a schematic view showing the use of the second blade back grinding unit of the first embodiment of the present invention.

Fig. 7 is a schematic view showing the use of the central static spot grinding unit of the first embodiment of the present invention.

Fig. 8 is a view showing the rotation of the rotary seat of the first embodiment of the present invention.

Fig. 9 is a schematic view showing the vertical movement of the rotary seat of the first embodiment of the present invention.

Fig. 10 is a front view showing the movement of the rotating seat of the first embodiment of the present invention.

Figure 11 is a schematic view showing the arrangement of the polishing seat of the second embodiment of the present invention.

Fig. 12 is a schematic view showing the arrangement of the polishing seat of the third embodiment of the present invention.

Figure 13 is a schematic view showing the arrangement of the polishing seat of the fourth embodiment of the present invention.

Please refer to FIG. 1 , FIG. 2 and FIG. 3 , which are perspective views of a first embodiment of the present invention, a partially enlarged perspective view of another direction, and an exploded view of a central static spot grinding unit. The angle milling cutter grinding machine comprises: a base 10, the base 10 is oppositely disposed with a first vertical plate 11 and a second vertical plate 12, and the first vertical plate 11 and the second vertical plate 12 is provided with a motor 13 , one end of the motor 13 is provided with a first output shaft 14 , the first output shaft 14 is passed through the first vertical plate 11 and connected with a first grinding wheel 15 , and the motor 13 The other end is provided with a second output shaft 16 which passes through the second vertical plate 12 and is connected to a second grinding wheel 17.

a knife edge grinding unit 20, which is disposed on the base 10 and located adjacent to the first The position of the grinding wheel 15 is a first adjusting table 21, and the first adjusting table 21 has a base 211. The base 211 is slidably provided with a first sliding seat 212. The base 211 has a first adjusting rod 213 for sliding the first sliding seat 212 along the axial direction of the first output shaft 14 , and the second sliding seat 212 is further provided with a second sliding seat 214 . The first sliding seat 212 has a second adjusting rod 215 for sliding the second sliding seat 214 along the radial direction of the first output shaft 14. The first adjusting platform 21 is pivoted. There is a first fixing base 22, and the first fixing base 22 is provided with a first arcing groove 221, and is locked to the first adjusting base 21 through the first arcing hole 221 through a first bolt 23, so as to A first fixing hole 222 is defined in the first fixing seat 22, and a first fixing hole 222 is disposed in the first fixing seat 22, and a first fixing hole 222 is disposed adjacent to the first fixing hole 222. The first positioning portion 223.

a first blade back grinding unit 30 is disposed on the base 10 and located adjacent to the first grinding wheel 15 , wherein the first blade back grinding unit 30 has a second adjusting table 31 , and the second The adjustment base 31 has a base 311. The base 311 is slidably provided with a first sliding seat 312. The base 311 has a first adjusting rod 313 for driving the first sliding seat 312 along the first output shaft. 14 is axially slid, and the first sliding seat 312 is further provided with a second sliding seat 314, and the first sliding seat 312 has a second adjusting rod 315 for driving the second sliding seat 314 along The first output shaft 14 is radially slidable, and the second adjustment base 31 is pivotally provided with a second fixing base 32, and the second fixing base 32 is provided with a second arc groove 321 The second bolt 33 is locked to the second adjusting base 31 through the second arcing slot 321 to limit the pivoting angle of the second fixing base 32. Further, the second fixing base 32 is attached to the first grinding wheel. A second fixing hole 322 is defined in the direction of the second fixing hole 322 , and a second positioning portion 323 is disposed adjacent to the second fixing hole 322 .

a second blade back grinding unit 40 is disposed on the base 10 and located adjacent to the second grinding wheel 17 , wherein the second blade back grinding unit 40 has a third adjusting table 41 , and the third The adjusting base 41 has a base 411. The base 411 is slidably provided with a first sliding seat 412. The base 411 has a first adjusting rod 413 for driving the first sliding seat 412 along the second output shaft. 16 axial sliding, and the first sliding seat 412 is further provided with a first The second sliding seat 414 has a second adjusting rod 415 for sliding the second sliding seat 414 along the radial direction of the second output shaft 16. The third adjusting platform 41 is further disposed. A third fixing seat 42 is disposed on the upper pivoting portion, and a third arcing groove 421 is disposed on the third fixing base 42 and is locked to the third adjustment through the third arcing hole 421 through a third bolt 43. The table 41 is configured to limit the pivoting angle of the third fixing base 42. Further, the third fixing base 42 is disposed with a third fixing hole 422 in the direction of the second grinding wheel 17 and adjacent to the third fixing hole. A positioning slot 423 is defined at 422.

a central static spot grinding unit 50 is disposed on the base 10 and located adjacent to the second grinding wheel 17, wherein the central static spot grinding unit 50 has a fourth adjusting table 51 and the fourth A fourth fixing base 52 is disposed on the adjusting base 51, and a fixed seat 53 is disposed on the fourth fixing base 52. One side of the standing base 53 is laterally pivotally provided with a rotating seat 54. A fourth fixing hole 541 is disposed in the direction of the second grinding wheel 17. The fourth adjusting base 51 has a base 511. The base 511 is slidably provided with a first sliding seat 512. The base 511 is slidably mounted on the base 511. The first slider 512 is configured to drive the first slider 512 to slide along the axial direction of the second output shaft 16, and the first slider 512 is further provided with a second slider 514. The first sliding seat 512 has a second adjusting rod 515 for sliding the second sliding seat 514 along the radial direction of the second output shaft 16, and the fourth fixing base 52 is pivoted to the fourth adjusting And a sliding rail 521 is disposed on a surface of the fourth fixing base 51 perpendicular to the fourth adjusting base 51. The sliding rail 521 is sliding. The fourth fixing groove 53 is connected to the fourth fixing base 52, and a fourth arc groove 522 is further disposed on a surface parallel to the fourth adjusting base 51, and passes through the fourth arc groove 55 through a fourth bolt 55. 522 is locked to the fourth adjusting table 51 to limit the pivoting angle of the fourth fixing base 52. Further, the side of the standing base 53 is provided with a long hole 531 penetrating the other side from the top to the bottom, and the rotation A locking hole 542 is defined in the seat 54 and is locked to the locking hole 542 through an elongated hole 531 through an adjusting bolt 56, so that the rotating base 54 is pivoted to the standing base 53. In addition, a plurality of positioning holes 543 are defined in the fourth fixing hole 541 of the rotating base 54 , and a positioning pin 544 is inserted into the at least one positioning hole 543 .

For further understanding of the structural features, technical means and expectations of the present invention The present invention will be described in terms of its use, and it is believed that the present invention may be more deeply and specifically understood as follows: Please continue to refer to FIG. 4, which is a first embodiment of the present invention. The schematic diagram of the knife edge grinding unit is used, and please refer to FIG. 1 to FIG. 3 again, the user only needs to first fix and fix a milling cutter 300 to be ground and repaired by using a chuck nut 200, wherein the chuck The structure of the nut 200 and the method of clamping the positioning cutter 300 are conventional techniques, and therefore will not be described again. Then, the collet nut 200 is directly inserted into the first fixing hole 222, and the The first positioning portion 223 is fixed to fix the position of the collet nut 200, so that the collet nut 200 does not rotate in the first fixing hole 222, and finally the motor 13 is started to drive the first grinding wheel 15 to rotate. The blade of the milling cutter 300 can be ground and polished through the first grinding wheel 15 .

Please refer to FIG. 5 and FIG. 6 at the same time, which is a schematic diagram of the first blade back grinding unit used in the first embodiment of the present invention and a schematic diagram of the use of the second blade back grinding unit. When the user finishes grinding, the milling cutter 300 is completed. After the cutting edge, if the milling cutter 300 is a two-blade milling cutter, the user can take out the collet nut 200 from the first fixing hole 222 and insert the second fixing hole 322 into the second fixing hole 322. The position of the collet nut 200 is fixed by the second positioning portion 323, so that the back of the cutter 300 can be repaired through the first grinding wheel 15; and if the milling cutter 300 is a three-blade or four For the edge milling cutter, the user can take out the collet nut 200 from the first fixing hole 222 and insert the third fixing hole 422 into the third fixing hole 422, and fix the chuck nut 200 by using the positioning slot 423. In this position, the back of the milling cutter 300 can be repaired by grinding the second grinding wheel 17.

Please refer to FIG. 7 and FIG. 8 again, which is a schematic diagram of the use of the central static point grinding unit of the present invention and a schematic diagram of the operation of the central static point grinding unit. When the user finishes grinding the knife of the milling cutter 300, the user can The chuck nut 200 is taken out from the second fixing hole 322 or the third fixing hole 422, and is inserted into the fourth fixing hole 541, and is restrained by the positioning pin 544 inserted in the positioning hole 543. The position of the collet nut 200 is fixed, so that the center static point of the milling cutter 300 can be repaired through the second grinding wheel 17, wherein the rotating seat 54 is pivotally disposed on the stand 53 to be opposite to the stand The seat 53 rotates, so when grinding the center of the milling cutter 300, the static point is used. The elevation angle of the rotating seat 54 relative to the second grinding wheel 17 can be adjusted by unscrewing the adjusting bolt 56, so that the grinding elevation angle of the milling cutter 300 relative to the second grinding wheel 17 can be adjusted according to user requirements. Grinding the internal angle of the chip that meets the user's requirements, thereby not only completely repairing the center static point of the milling cutter 300, but also adjusting the chip internal angle of the milling cutter 300 according to the processing requirements.

It is worth mentioning that, as shown in FIG. 9 , it is a schematic diagram of the up and down movement of the rotating seat according to the first embodiment of the present invention. In order to respond to the milling cutter 300 of different diameters, the user can relax the adjustment. The bolt 56 allows the rotating seat 54 to slide along the elongated hole 531, and slides up and down to adjust the position of the rotating seat 54 relative to the second grinding wheel 17, thereby adjusting the optimal grinding position for the milling cutters 300 of different diameters.

It is worth mentioning that, as shown in FIG. 10, it is a schematic diagram of the front and rear movement of the rotating seat according to the first embodiment of the present invention. Since the stand 53 is slidably disposed on the fourth fixing seat 52, the user is Further, the stand 53 is actuated relative to the fourth fixing base 52, and the position of the rotating seat 54 relative to the second grinding wheel 17 is adjusted before and after sliding, and the milling cutter can be adjusted when the milling cutter 300 is ground. The center of 300 is overcut or not cut.

Please refer to FIG. 11 , FIG. 12 and FIG. 13 , which are schematic diagrams showing the arrangement of the grinding bases of the second embodiment, the third embodiment and the fourth embodiment of the present invention, which are familiar to the field of the invention. It is known that the technical principle of the tool grinding machine is that the angle between each grinding seat and the grinding wheel can be preset, so that the user can complete the milling tool repair work through a simple operation, and the grinding technology threshold can be greatly reduced, in other words, the position of the grinding seat is configured. It is the technical key of the tool grinding machine. Therefore, after the inventors have continuously tested, the position of the applicable grinding seat for the present invention is disclosed as follows. First, as shown in FIG. 11, the knife edge grinding unit 20 and the first blade back grinding The unit 30 is respectively disposed on two sides of the first grinding wheel 15, and the second knife-back grinding unit 40 is disposed on one side of the second grinding wheel 17, and the central static point grinding unit 50 is disposed on the second grinding wheel. On the other side of the 17th, this is a preferred setting position, which can balance the balance and operational convenience of the machine, and the remaining set positions are as shown in Fig. 12, the knife edge grinding unit 20 and the first knife back Ground-based unit 30 are respectively disposed on the two sides of the first grinding wheel 15, knife blade and the second polishing unit 40 disposed in the second line One side of the grinding wheel 17, and the center static spot grinding unit 50 is disposed on the same side as the second back grinding unit 40, and as shown in FIG. 13, the cutting edge grinding unit 20 and the first back grinding unit 30 is respectively disposed on two sides of the first grinding wheel 15, and the second knife-back grinding unit 40 is disposed on one side of the second grinding wheel 17, and the central static point grinding unit 50 is disposed on the first blade back The polishing unit 30 is on the same side, and the two arrangements can also achieve the same effects as the first embodiment described above.

Further, the features of the present invention and the achievable expected effects thereof are as follows: In the milling cutter grinding machine of the present invention, the milling cutter 300 can be sequentially disposed. The first fixing hole 222 , the second fixing hole 322 , the third fixing hole 422 and the fourth fixing hole 541 are respectively disposed through the first grinding wheel 15 and the second grinding wheel 17 respectively. The cutting edge, the blade back and the center static point are ground to repair the milling cutter 300. The user can rotate the rotating seat 54 to adjust the elevation angle of the rotating seat 54 relative to the second grinding wheel 17, thereby adjusting according to processing requirements. The internal angle of the chip removal of the milling cutter 300.

In summary, the present invention has excellent advancement and practicability in similar products, and at the same time, the technical materials of such structures are frequently investigated at home and abroad, and the same structure is not found in the literature. The invention already has the invention patent requirements, and the application is filed according to law.

However, the above-mentioned ones are merely preferred embodiments of the present invention, and the equivalent structural changes of the present invention and the scope of the claims are intended to be included in the scope of the present invention.

10‧‧‧ Pedestal

11‧‧‧First vertical board

13‧‧‧Motor

14‧‧‧First output shaft

15‧‧‧First grinding wheel

17‧‧‧Second grinding wheel

20‧‧‧Knife grinding unit

21‧‧‧First adjustment station

211‧‧‧Base

212‧‧‧First slide

213‧‧‧First adjustment rod

214‧‧‧Second slide

215‧‧‧second adjustment rod

22‧‧‧First mount

221‧‧‧First arc slot

222‧‧‧First fixing hole

223‧‧‧First Positioning Department

23‧‧‧First bolt

30‧‧‧First Knife Back Grinding Unit

31‧‧‧Second adjustment station

311‧‧‧Base

312‧‧‧First slide

313‧‧‧First adjustment rod

314‧‧‧Second slide

315‧‧‧second adjustment rod

32‧‧‧Second fixed seat

321‧‧‧second arc slot

322‧‧‧Second fixing hole

323‧‧‧Second Positioning Department

33‧‧‧Second bolt

50‧‧‧Center static spot grinding unit

51‧‧‧fourth adjustment station

511‧‧‧Base

512‧‧‧First slide

513‧‧‧First adjustment rod

514‧‧‧Second slide

52‧‧‧fourth mount

521‧‧‧Slide rails

53‧‧‧stand

531‧‧‧ long hole

54‧‧‧Rotating seat

56‧‧‧Adjustment bolts

Claims (10)

A milling cutter grinding machine capable of adjusting an internal angle of a chip, comprising: a base, the base is oppositely disposed with a first vertical plate and a second vertical plate, and the first vertical plate and the first A motor is disposed between the two vertical plates, and one end of the motor is provided with a first output shaft, the first output shaft passes through the first vertical plate and is connected with a first grinding wheel, and the other end of the motor is provided with a first shaft a second output shaft, the second output shaft is connected to the second vertical plate and connected to a second grinding wheel; a knife edge grinding unit is disposed on the base and adjacent to the first grinding wheel position, wherein The first edge of the first polishing table is provided with a first fixing seat, and the first fixing seat is provided with a first fixing hole toward the first grinding wheel; a first blade grinding unit is disposed on the base and adjacent to the first grinding wheel position, wherein the first blade back grinding unit has a second adjusting table, and the second adjusting table is provided with a first a second fixing seat, the second fixing seat is disposed in the direction of the first grinding wheel a second fixing hole; a second blade back grinding unit is disposed on the base and adjacent to the second grinding wheel position, wherein the second blade back grinding unit has a third adjusting table, and the first The third adjusting base is provided with a third fixing seat, and the third fixing seat is provided with a third fixing hole toward the second grinding wheel; a central static point grinding unit is disposed on the base Located adjacent to the second grinding wheel, wherein the central static grinding unit has a fourth adjusting platform, and the fourth adjusting platform is provided with a fourth fixing base, and the fourth fixing base is provided with a The stand has a rotating seat laterally disposed on one side of the stand, and a fourth fixing hole is formed in the rotating seat toward the second grinding wheel. A milling cutter grinding machine capable of adjusting an internal angle of a chip, comprising: a base, the base is oppositely disposed with a first vertical plate and a second vertical plate, and the first vertical plate and the first A motor is disposed between the two vertical plates, and one end of the motor is provided with a first output shaft, the first output shaft passes through the first vertical plate and is connected with a first grinding wheel, and the other end of the motor is provided with a first shaft a second output shaft, the second output shaft passes through the second vertical plate and is connected with a second grinding wheel; a first edge grinding unit is disposed on the base and adjacent to the first grinding wheel position, wherein the knife edge grinding unit has a first adjusting platform, and the first adjusting platform is provided with a first fixing a first fixing hole is disposed in the first fixing seat toward the first grinding wheel; a first blade back grinding unit is disposed on the base and adjacent to the first grinding wheel, wherein the The first blade back grinding unit has a second adjusting base, and the second adjusting base is provided with a second fixing seat, and the second fixing seat is provided with a second fixing hole toward the first grinding wheel; a second blade back grinding unit is disposed on the base and adjacent to the second grinding wheel position, wherein the second blade back grinding unit has a third adjusting platform, and the third adjusting platform is provided with a a third fixing seat, wherein the third fixing seat is provided with a third fixing hole toward the second grinding wheel; a central static point grinding unit is disposed on the base and adjacent to the first grinding wheel position Center, where the center static grinding unit The fourth adjusting base is provided with a fourth fixing base, and the fourth fixing base is provided with a standing seat, and one side of the standing seat is laterally pivotally provided with a rotating seat. A fourth fixing hole is formed in the rotating seat toward the second grinding wheel. The milling cutter grinding machine according to the first or the second aspect of the invention, wherein the one side of the stand is provided with a long hole extending from the top to the bottom, and the rotation The seat is provided with a locking hole corresponding to the long hole, and is locked to the locking hole through an elongated hole through an adjusting bolt, so that the rotating seat is pivoted on the standing seat. The milling cutter grinding machine according to the first or the second aspect of the invention, wherein the fourth fixing base is provided with a sliding rail perpendicular to a surface of the fourth adjusting platform. The stand is connected to the slide rail system. The milling cutter grinding machine according to the first or the second aspect of the invention, wherein the fourth fixing seat is further provided with a fourth arc parallel to a surface of the fourth adjusting platform. a slot, and is locked to the fourth adjusting platform through a fourth bolt through the fourth arc slot to limit the The pivot angle of the fourth mount. The milling cutter grinding machine according to the first or the second aspect of the invention, wherein the rotating seat is provided with a plurality of positioning holes adjacent to the fourth fixing hole, and at least one A positioning pin is inserted into the positioning hole. The milling cutter grinding machine according to the first or the second aspect of the invention, wherein the fourth adjusting platform has a base, and the base is slidably provided with a first sliding seat. The base has a first adjusting rod for driving the first sliding seat to slide along the axial direction of the second output shaft, and the first sliding seat is further provided with a second sliding seat, and the first sliding portion The seat has a second adjusting rod for driving the second sliding seat to slide along the radial direction of the second output shaft, and the fourth fixing seat is disposed on the fourth adjusting platform. The milling cutter grinding machine according to the first aspect of the invention, wherein the second back grinding unit is disposed on one side of the second grinding wheel, and the central static grinding unit is provided On the other side of the second grinding wheel. The milling cutter grinding machine according to the first aspect of the invention, wherein the second back grinding unit is disposed on one side of the second grinding wheel, and the central static grinding unit is provided On the same side as the second knife-back grinding unit. A milling cutter grinder capable of adjusting an inner corner of a chip according to claim 2, wherein the center static spot grinding unit is disposed on the same side as the first blade back grinding unit.