TWM546282U - Multi-axial working device for processing machine - Google Patents

Description

Multi-axis rotary working device of processing machine

In particular, the present invention provides a connecting driving method using the first and second speed reducers to ensure that the fourth and five-axis rotating mechanism output sufficient torque to accurately drive the workpiece for indexing rotation, and to improve machining accuracy and A multi-axis rotary working device for a processing machine that saves equipment costs.

Nowadays, in order to meet different processing requirements, the machining axis has been evolved from three-axis machining to five-axis machining. Please refer to Figure 1 for a five-axis machining machine 10, which is driven by the system. a movable seat 11 for XY axial displacement and a machining spindle 12 capable of driving a Z-axis displacement, and a rotary table device mounted on the movable base 11, the rotary table device being provided with a fourth axis The driving mechanism 13 drives the pedestal 14 for X-axis indexing rotation, and the pedestal 14 is provided with a table 16 which can be driven by the fifth shaft driving mechanism 15 for Z-axis indexing rotation for mounting the workpiece; When the machining operation is performed, the fourth shaft drive mechanism 13 drives the pedestal 14, the fifth shaft drive mechanism 15, the table 16, and the workpiece to perform an X-axis indexing rotation operation, and the fifth shaft drive mechanism 15 drives the work. The table 16 and the workpiece are subjected to the Z-axis indexing rotation operation, and are matched with the XY axial displacement action of the movable seat 11 and the Z-axis displacement action of the machining spindle 12 to meet different processing requirements; however, the fourth shaft drive mechanism 13 and the fifth drive shaft 15 of the rotary drive source It is a direct drive servo motor, and can accurately drive the table 16 for indexing rotation at any angle, in order to meet the processing requirements of complex shaped workpieces. However, when the servo motor is driven at low speed, the output torque is often generated. Insufficient situation, and affect the driving work The precision of the indexing rotation of the table 16 is such that the fourth shaft driving mechanism 13 and the fifth shaft driving mechanism 15 can output sufficient output torque, that is, must be configured in the fourth shaft driving mechanism 13 and the fifth shaft driving mechanism 15. The high-power servo motor not only makes the weight of the fourth shaft drive mechanism 13 or the fifth shaft drive mechanism 15 as a whole heavy, but also has a large volume, which greatly increases the equipment cost.

In view of this, the creator has been engaged in research and development and production experience of related industries for many years, and has conducted in-depth research on the problems currently faced. After long-term efforts and research, he has finally developed a multi-axis rotary working device for processing machines. In order to effectively improve the shortcomings of the knowledge, this is the design tenet of the creation.

A first object of the present invention is to provide a multi-axis rotary working device of a processing machine, comprising a fourth axis rotating mechanism and a fifth axis rotating mechanism, wherein the fourth axis rotating mechanism is firstly disposed in the first base thereof a driving source, the first driving source is coupled to the first rotating shaft by a first speed reducer, the fifth shaft rotating mechanism is provided with a second base coupled to the first rotating shaft, and the second base is provided with a second base a second driving source, the second driving source is coupled to drive the second rotating shaft of the mounting workpiece by the second speed reducer, and the second rotating shaft intersects the axis of the first rotating shaft, and the fourth shaft rotating mechanism and The fifth shaft rotation mechanism drives the workpieces respectively, so that the workpieces are indexed and rotated around the intersection of the first shaft and the second shaft; thereby, the first and second speed reducers are used to ensure the rotation. The fourth and five-axis rotating mechanism output sufficient torque to accurately drive the workpiece to perform indexing rotation, thereby achieving the practical purpose of improving the machining accuracy.

The second object of the present invention is to provide a multi-axis rotary working device of a processing machine, wherein the first and second driving sources of the fourth-axis rotating mechanism and the fifth-axis rotating mechanism respectively use the connection of the first and second reducers Driving the first and second rotating shafts to ensure that the fourth and fifth-axis rotating mechanisms output sufficient torque, and the first and second driving sources of the small power can be respectively disposed in the fourth and fifth-axis rotating mechanisms to reduce the overall volume and weight. And To the practical purpose of saving equipment costs.

Conventional part:

10‧‧‧5-axis processing machine

11‧‧‧Mobile seat

12‧‧‧Machining spindle

13‧‧‧4th shaft drive mechanism

14‧‧‧ pedestal

15‧‧‧ Fifth axis drive mechanism

16‧‧‧Workbench

This creative part:

20‧‧‧4th axis rotation mechanism

21‧‧‧First base

211‧‧‧First Housing Department

212‧‧‧First arrival torus

213‧‧‧First air supply hole

22‧‧‧First drive source

23‧‧‧First reducer

24‧‧‧First shaft

25‧‧‧First positioning plate

251‧‧‧First Inner Ring

252‧‧‧First Outer Rings

253‧‧‧First compartment

26‧‧‧First pressure piece

27‧‧‧Links

271‧‧‧First board

272‧‧‧Second board

30‧‧‧ fifth axis rotation mechanism

31‧‧‧Second base

311‧‧‧Second accommodating department

312‧‧‧Second Arrival

313‧‧‧Second air supply hole

32‧‧‧Second drive source

33‧‧‧second reducer

34‧‧‧second shaft

341‧‧‧End seat

3411‧‧‧With slot

3412‧‧ ‧ room

342‧‧‧Locating pin

343‧‧‧ casing

3431‧‧‧ Guide hole

3432‧‧‧through slot

344‧‧‧ Cards

345‧‧‧ rods

3451‧‧‧Piston

3452‧‧‧ top stage

3453‧‧‧ 容

346‧‧‧Flexible components

35‧‧‧Second positioning plate

351‧‧‧ Second Inner Ring Department

352‧‧‧ Second Outer Rings

353‧‧‧Second compartment

36‧‧‧Second pressure fittings

40‧‧‧ positioning fixture

41‧‧‧ 承座

42‧‧‧seat

421‧‧‧ positioning slot

422‧‧‧ collar

423‧‧‧Setting holes

424‧‧ ‧ retaining ring

50‧‧‧Processing parts

Fig. 1 is a schematic view showing the appearance of a conventional five-axis processing machine.

Figure 2: Schematic diagram of the structure of the creation.

Fig. 3 is an enlarged view of a portion A of Fig. 2.

Fig. 4 is an enlarged schematic view of a portion B of Fig. 2.

Figure 5: is an enlarged view of the °C part of Figure 2.

Figure 6: Schematic diagram of the action of the creation of the socket positioning fixture and the workpiece (1).

Figure 7: Schematic diagram of the action of the creation of the socket positioning fixture and the workpiece (2).

Figure 8: Schematic diagram of the action of the creation of the socket positioning fixture and the workpiece (3).

Figure 9: This is a schematic diagram of the action of driving the positioning fixture and the indexing rotation of the workpiece.

Fig. 10 is an enlarged schematic view of a portion D of Fig. 9.

Figure 11 is an enlarged view of part E of Figure 9.

Figure 12: Schematic diagram of the action of creating the position of the indexing rotation angle.

Fig. 13 is an enlarged schematic view of a portion F of Fig. 12.

Fig. 14 is an enlarged schematic view of a portion G of Fig. 12.

Figure 15: This is a schematic diagram of the action of replacing the positioning fixture and the workpiece.

In order to give your reviewer a better understanding of the creation, a preferred embodiment will be described in conjunction with the drawings, as detailed below: Please refer to Figures 2~5, the multi-axis rotary working device of the present invention includes a fourth shaft rotating mechanism 20 and a fifth shaft rotating mechanism 30; the fourth shaft rotating mechanism 20 is provided with a first base 21, and a first receiving portion 211 is disposed in the first base 21, and The first receiving portion 211 is provided with a first driving source 22 as a servo motor, and the output shaft of the first driving source 22 is coupled to a harmonic reducer. a first speed reducer 23 of the (Harmonic Drive), the output end of the first speed reducer 23 is coupled to the first rotating shaft 24, and the first driving source 22 is coupled to drive the first rotating shaft 24 via the first speed reducer 23 a first positioning plate is fixed on the first rotating shaft 24, and the first positioning plate 25 is provided with a first inner ring portion 251 and a first outer ring portion 252, the first A first spacer 253 is disposed between the inner ring portion 251 and the first outer ring portion 252, and the thickness of the first spacer portion 253 is slightly smaller than the thickness of the first inner ring portion 251 and the first outer ring portion 252. The first outer ring portion 252 of the first positioning plate 25 can generate a slight deformation, and the first base 21 is provided with a first outer ring portion 252 that can be pressed against the first positioning plate 25 by fluid pressure. a first pressing member 26 on one side, and a first abutting annular surface 212 for abutting the second side of the first outer ring portion 252 of the first positioning disk 25, wherein the first positioning plate 25 is first The second side surface of the outer ring portion 252 is attached to the first abutment ring surface 212 of the first base 21, and the first pressure piece 26 is driven to press against the first outer surface of the first positioning plate 25. a ring portion 252, the first pressing member 26 and the first abutting ring surface 212 are clamped to the first outer ring portion 252 of the first positioning plate 25 to stably fix the rotational angle position of the first rotating shaft 24; a first air bearing structure is disposed on the first abutting ring surface 212 of the first base 21, and a plurality of first air supply holes 213 are connected to the air pressure source (not shown) for the first air floating hole 213. The air supply hole 213 outputs a high-pressure gas, so that the second side surface of the first outer ring portion 252 of the first positioning plate 25 can be slightly separated from the first abutting ring surface 212 of the first base 21 by air floating. The first driving source 22 can be coupled to drive the first rotating shaft 24 to perform indexing rotation via the first speed reducer 23; the fifth shaft rotating mechanism 30 is provided with a second base 31, and the second base 31 is coupled to the second base 31 The first rotating shaft 24 of the fourth-axis rotating mechanism 20; in the embodiment, the first rotating shaft 24 of the fourth-axis rotating mechanism 20 is fixed at the end with a connecting seat 27 for connecting the second base In the embodiment, the connecting seat 27 is substantially L-shaped, and the connecting seat 27 is connected and fixed to the first rotating shaft 2 a first carrier 271 at the end of the fourth end and a second carrier 272 fixed to the second base 31, so that the first rotating shaft 24 can be coupled to the second base 31 via the connecting base 27; A second accommodating portion 311 is disposed in the second pedestal 31, and a second driving source 32 serving as a servo motor is disposed in the second accommodating portion 311. The output shaft of the second driving source 32 is coupled to the antenna. The second speed reducer 33 of the Harmonic Drive, the output end of the second speed reducer 33 is coupled to the second rotating shaft 34, and the second driving source 32 is coupled to drive the second rotating shaft via the second speed reducer 33. 34 is indexed and rotated, and the second rotating shaft 34 intersects the axis of the first rotating shaft 24, and the fourth shaft rotating mechanism 20 and the fifth shaft rotating mechanism 30 are respectively driven to be placed on the second rotating shaft 34. The workpiece is indexed by the center of the intersection of the first shaft 24 and the second shaft 34. In this embodiment, the axis of the second shaft 34 is orthogonal to the first shaft 24 a second positioning structure is a second positioning plate 35 fixed on the second rotating shaft 34, and the second positioning plate 35 is provided with a second inner ring portion. 351 and the second outer ring portion 352, the second inner ring portion 351 and the second outer ring portion 352 are provided with a second spacer portion 353, and the second spacer portion 353 is slightly smaller in thickness than the second inner ring portion 351 and the thickness of the second outer ring portion 352, the second outer ring portion 352 of the second positioning plate 35 can be slightly deformed, and the second base 31 is mounted with a fluid pressure drive to press the first a second pressing member 36 of the second side of the second outer ring portion 352 of the second positioning plate 35, and a second abutting ring surface 312 for abutting the second side of the second outer ring portion 352 of the second positioning plate 35 The second side surface of the second outer ring portion 352 of the second positioning plate 35 is attached to the second abutting ring surface 312 of the second base 31, and the second pressing member 36 can be driven to be pressed. The second outer ring portion 352 of the second positioning plate 35 is configured to clamp the second pressing member 36 and the second abutting ring surface 312 to the second outer ring portion 352 of the second positioning plate 35 for stable positioning. a position of the rotation angle of the second rotating shaft 34; a second air floating structure is disposed on the second abutting ring surface 312 of the second base 31 with a plurality of connected air pressure sources (Fig. a second air supply hole 313 is not shown in the formula, so that the second air supply holes 313 output high-pressure gas, so that the second side of the second outer ring portion 352 of the second positioning disk 35 can be connected to the second base The second abutment ring surface 312 of the 31 is slightly separated by air floatation, so that the second driving source 32 can be coupled to drive the second rotating shaft 34 to perform indexing rotation via the second speed reducer 33; and the second rotating shaft 34 The front end is provided with a socket structure, so that the second rotating shaft 34 can be quickly disassembled and assembled for the positioning fixture of the mounting workpiece. The socket structure is fixed to the front end of the second rotating shaft 34 with an end seat 341. A positioning pin 342 is disposed on the front end surface of the seat 341, and a sleeve groove 3411 having a tapered annular surface is disposed at a central position of the end seat 341, and a sleeve is fixed in the sleeve groove 3411 of the end seat 341. 343, the sleeve 343 is provided with a guide hole 3431, and a plurality of through slots 3432 communicating with the guide hole 3431 are disposed on the outer ring surface, and each of the through slots 3432 is respectively provided with a card which can be a steel ball. a member 344; a rod member 345 extends through the guide hole 3431 of the sleeve 343, and is provided with a fluid pressure source at a position behind the end seat 341 (in the drawing) The chamber 3412 is not shown, and a piston 3451 connected to the rear end of the rod member 345 is disposed in the chamber 3412, and the piston 3451 of the rod member 345 is pushed by the fluid pressure input in the chamber 3412. The rod member 345 is displaced forwardly, and a plurality of elastic members 346 are annularly disposed between the piston 3451 of the rod member 345 and the end seat 341 of the second shaft 34, and the rod is pushed by the elastic force of the elastic members 346. The piston 3451 of the member 345 causes the rod member 345 to be displaced rearwardly, and an outer slanting portion 3452 having an expanded slant shape is disposed on the outer ring surface of the rod member 345 for urging the respective latching members 344. An outer annular surface of the sleeve 343 is extended, and a rear end portion 3452 is provided with a receiving portion 3453 in the shape of a ring groove to provide a retracting space of the latching members 344, thereby controlling the rod. The piece 345 is axially reciprocatingly displaced. When the top end portion 3452 of the rod member 345 is displaced to the position of each of the latching members 344, the latching members 344 are pushed against the top end portion 3452 of the rod member 345. Each card member 34 4 projecting out of the outer ring surface of the sleeve 343 to position the positioning tool of the processing member, and when the receiving portion 3453 of the rod member 345 is displaced to the position of each of the latching members 344, the latching is performed. The piece 344 can be retracted away from the positioning fixture of the cassette for holding the workpiece.

Referring to Fig. 6, the multi-axis rotary working device of the present invention can be arranged on a workbench of a processing machine to serve as a rotating working device for the fourth and fifth axes of the processing machine to drive the workpiece. Indexing rotation of various angular positions, and processing the workpiece with the tool on the machining spindle to meet various processing requirements; when performing the machining operation, it is tied to the second shaft of the fifth shaft rotation mechanism 30 The positioning fixture 40 is provided with a socket 41 for receiving the processing member 50, and a sleeve 42 is provided at one end of the socket 41, and the sleeve 42 is outside the end surface of the sleeve 42 The position is provided with a positioning groove 421, and a collar 422 having a tapered toroidal surface is disposed at a central position, and a sleeve hole 423 is disposed inside the sleeve 42 and is disposed on the inner ring surface of the sleeve hole 423. A retaining ring 424 with a stop bevel is provided.

Referring to FIG. 7 , when the positioning fixture 40 is sleeved on the second rotating shaft 34 of the fifth shaft rotating mechanism 30 , the fluid pressure input in the chamber 3412 pushes the piston 3451 of the rod 345 . The rod member 345 is displaced forward, and the receiving portion 3453 of the rod member 345 is displaced to the position of each of the latching members 344 to provide a retracting space of each of the latching members 344, and each of the latching members 344 can be disposed therein. The collar 422 of the sleeve 42 of the positioning fixture 40 is smoothly fitted into the sleeve groove 3411 of the end seat 341, and the sleeve 343 is inserted into the sleeve hole 423 of the sleeve 42.

Referring to FIG. 8 , the fluid pressure is then stopped in the chamber 3412 , and the piston 3451 of the rod 345 is pushed by the elastic force of the elastic members 346 to reset the rod 345 to the rear. The latching members 344 are pushed against the top end portion 3452 of the rod member 345 to make the latching members 344 convex. Extending the outer surface of the sleeve 343 to lock the retaining ring 424 of the sleeve 42 and forcing the tapered annular surface of the collar 422 and the tapered annular surface of the sleeve 3411 of the end seat 341 The positioning fixture 40 is stably sleeved on the second rotating shaft 34 of the fifth shaft rotating mechanism 30, and the workpiece 50 is located on the first rotating shaft 24 of the fourth shaft rotating mechanism 20 The axial center of the fifth shaft of the fifth shaft rotating mechanism 30 intersects.

Referring to FIGS. 9, 10, and 11 , during the processing operation of the workpiece 50, the first air supply holes 213 of the first base 21 are outputted with high-pressure gas to make the first positioning disk 25 The second side surface of the first outer ring portion 252 and the first abutting ring surface 212 of the first base 21 are slightly separated by air floating, and the first driving source 22 of the fourth shaft rotating mechanism 20 can pass through the first driving source 22 The first speed reducer 23 is coupled to drive the first rotating shaft 24 for indexing rotation, and is coupled to drive the fifth shaft rotating mechanism 30, the positioning fixture 40 and the workpiece 50 via the connecting base 27 to the first rotating shaft 24 and the second rotating shaft 34. The axis intersection is centered for indexing rotation; the second air supply hole 313 of the second base 31 outputs high pressure gas, so that the second side of the second outer ring portion 352 of the second positioning plate 35 is The second abutment ring surface 312 of the second base 31 is slightly separated by air floatation, and the second drive source 32 of the fifth axis rotation mechanism 30 can be coupled to drive the second rotating shaft 34 via the second reducer 33. Degree rotation, and the positioning fixture 40 and the workpiece 50 are centered on the intersection of the first shaft 24 and the second shaft 34 The indexing rotation is further performed, and the fourth shaft rotating mechanism 20 and the fifth shaft rotating mechanism 30 are respectively used to drive the positioning jig 40 and the workpiece 50 to perform indexing rotation centering on the intersection of the first and second rotating shafts 24 and 34. Performing a machining operation on the workpiece 50 with the processing spindle; thereby, when the first and second rotating shafts 24, 34 are driven for indexing rotation, the first and second outer rings of the first and second positioning plates 25, 35 are The second side of the portions 252, 352 are slightly separated from the first and second abutting faces 212, 312 of the first and second bases 21 by air flotation, that is, The indexing rotation of the first and second rotating shafts 24, 34 can be avoided, and the first and second positioning plates 25, 35 and the first and second bases 212, 312 of the first and second bases 21, 31 can be prevented. When the friction is generated by friction with each other, the connection driving manner of the first and second reduction gears 23 and 33 can ensure that the fourth and five-axis rotating mechanisms 20 and 30 output sufficient torque, which is not only applicable to the fourth, The five-axis rotating mechanisms 20 and 30 are respectively configured with the first and second driving sources 22 and 32 of low power to reduce the overall volume and weight, and the workpiece 50 can be smoothly and accurately driven to the first rotating shaft 24 and the second rotating shaft. The axial intersection of 34 is used for indexing rotation, which can greatly reduce the processing error, and achieve the practical purpose of improving machining accuracy and saving equipment cost.

Please refer to the figures 12, 13, and 14. In addition, in order to position the workpiece 50 at a predetermined angular position in response to processing requirements, the first and second bases 21, 31 are first stopped. The first and second air supply holes 213 and 313 output high-pressure gas, and the first and second pressure-clamping members 26 and 36 are respectively pressed against the first outer ring portions 252 and 352 of the first and second positioning plates 25 and 35 to make the The first and second pressing members 26 and 36 and the first abutting ring surfaces 212 and 312 respectively clamp the first outer ring portions 252 and 352 of the first and second positioning plates 25 and 35, thereby stably fixing the position. The rotational angular position of the first and second rotating shafts 24 and 34 further stabilizes the workpiece 50 at a preset angular position to perform other processing operations on the workpiece 50 in conjunction with the machining spindle.

Referring to FIG. 15, after the machining operation of the workpiece 50 is completed, the piston 3451 of the rod 345 is pushed by the fluid pressure to displace the rod 345 forward and the receiving portion of the rod 345 is accommodated. The 3453 is displaced to the position of each of the latching members 344 to provide a recessed space of each of the latching members 344, and each of the latching members 344 can be retracted to disengage the latching members 344 from the sleeve 42 of the latching fixture 40. The positioning fixture 40 and the processing member 50 can be taken out, thereby facilitating the quick disassembly and assembly of the second rotating shaft 34 to replace the positioning fixture of another workpiece.

Accordingly, this creation is a practical and progressive design. However, the same products and publications have not been disclosed, so that the requirements for new patent applications are allowed, and applications are filed according to law.

20‧‧‧4th axis rotation mechanism

21‧‧‧First base

211‧‧‧First Housing Department

22‧‧‧First drive source

23‧‧‧First reducer

24‧‧‧First shaft

25‧‧‧First positioning plate

26‧‧‧First pressure piece

27‧‧‧Links

271‧‧‧First board

272‧‧‧Second board

30‧‧‧ fifth axis rotation mechanism

31‧‧‧Second base

311‧‧‧Second accommodating department

32‧‧‧Second drive source

33‧‧‧second reducer

34‧‧‧second shaft

341‧‧‧End seat

342‧‧‧Locating pin

343‧‧‧ casing

344‧‧‧ Cards

345‧‧‧ rods

3451‧‧‧Piston

346‧‧‧Flexible components

35‧‧‧Second positioning plate

36‧‧‧Second pressure fittings

Claims (10)

A multi-axis rotary working device for a processing machine, comprising: a fourth shaft rotating mechanism: a first base is disposed, and a first driving source is disposed in the first base, the first driving source is a speed reducer is coupled to drive the first rotating shaft, a first positioning structure is configured on the first rotating shaft, a first positioning disk is fixed on the first outer ring portion, and a driving force is pressed on the first base. a first pressing member of the first side of the first outer ring portion of the first positioning plate, and a first abutting ring surface for abutting the second side of the first outer ring portion of the first positioning plate, a first gas The floating structure is provided with a plurality of first air supply holes on the first abutting ring surface of the first base for outputting high-pressure gas, so that the second side of the first outer ring portion of the first positioning plate is The first abutment ring surface of the first base is separated by air floatation; the fifth shaft rotation mechanism is provided with a second base coupled to the first rotating shaft of the fourth shaft rotating mechanism, and the second base is disposed on the second base a second driving source is disposed therein, the second driving source is coupled to drive the second rotating shaft by the second reducer, and the axis of the second rotating shaft is coupled a second positioning structure is fixed on the second rotating shaft, and a second positioning plate having a second outer ring portion is fixed on the second rotating shaft, and is mounted on the second base for driving against the first positioning plate. a second pressing member of the second side of the second outer ring portion of the second positioning plate, and a second abutting ring surface for abutting the second side of the second outer ring portion of the second positioning plate, a second air bearing The structure is provided with a plurality of second air supply holes on the second abutting ring surface of the second base for outputting high-pressure gas. The second side surface of the second outer ring portion of the second positioning plate is separated from the second abutting ring surface of the second base by air floatation, and the front end of the second rotating shaft is provided with a socket structure, And a positioning fixture for disassembling the workpiece, and the workpiece is located at an intersection of the first and second shafts. The multi-axis rotary working device of the processing machine according to the first aspect of the invention, wherein the first driving source of the fourth axis rotating mechanism and the second driving source of the fifth axis rotating mechanism are servo motors. The multi-axis rotary working device of the processing machine according to the first aspect of the invention, wherein the first reducer of the fourth-axis rotating mechanism and the second reducer of the fifth-axis rotating mechanism are harmonically decelerated Device. The multi-axis rotary working device of the processing machine according to the first aspect of the invention, wherein the axis of the second rotating shaft of the fifth-axis rotating mechanism is orthogonal to the axis of the first rotating shaft of the fourth-axis rotating mechanism heart. The multi-axis rotary working device of the processing machine according to the first aspect of the invention, wherein the first rotating shaft of the fourth-axis rotating mechanism is fixed with a connecting seat at the end for connecting the fifth-axis rotating mechanism The second base. The multi-axis rotary working device of the processing machine according to claim 5, wherein the connecting seat is generally L-shaped, and the connecting shaft is provided with a first rotating shaft fixedly coupled to the fourth shaft rotating mechanism. a first carrier plate at the end and a second carrier plate coupled to the second base of the fifth axis rotation mechanism. The multi-axis rotary working device of the processing machine according to the first aspect of the invention, wherein the first positioning disk of the first positioning structure of the fourth-axis rotating mechanism is provided with a first inner ring portion, the first inner portion a first interval is formed between the ring portion and the first outer ring portion And the thickness of the first spacer is slightly smaller than the thickness of the first inner ring portion and the first outer ring portion. The multi-axis rotary working device of the processing machine according to the first aspect of the invention, wherein the second positioning plate of the second positioning structure of the fifth-axis rotating mechanism is provided with a second inner ring portion, the second inner portion A second spacer is disposed between the ring portion and the second outer ring portion, and the thickness of the second spacer portion is slightly smaller than the thickness of the second inner ring portion and the second outer ring portion. The multi-axis rotary working device of the processing machine according to the first aspect of the invention, wherein the socket structure of the fifth shaft rotating mechanism is fixed to the front end of the second rotating shaft, and the end seat is fixed at the end seat The sleeve is provided with a sleeved groove with a tapered toroidal surface, and a sleeve is fixed in the sleeve of the end seat. The sleeve is provided with a guide hole, and the outer ring surface is provided with a plurality of rings. a through hole is connected to the guide hole, and each of the through grooves is respectively provided with a latching member, a rod member is inserted into the guide hole of the sleeve, and a fluid pressure source is connected at a position behind the end seat a chamber, a piston connected to the rear end of the rod is installed in the chamber, and the piston of the rod is pushed forward by the fluid pressure input in the chamber, and a plurality of rings are arranged between the piston and the end seat. a resilient element for absorbing the piston to cause the rod to be displaced rearwardly, and an outer sloping section of the slanting surface is provided on the outer ring surface of the rod for abutting the latching member Protruding out of the outer ring surface of the sleeve, and the rear side of the top cymbal section is provided with a ring-shaped accommodating section to provide the cards The shrinking space of the piece. The multi-axis rotary working device of the processing machine according to claim 9, wherein the socket structure of the fifth-axis rotating mechanism is provided with a positioning pin on a front end surface of the end seat.