CN215035251U

CN215035251U - Multifunctional full-automatic large gear machining turning and milling equipment

Info

Publication number: CN215035251U
Application number: CN202121675937.0U
Authority: CN
Inventors: 曹奇耀; 王祖海
Original assignee: Jiaxing Rongshuo Machinery Co ltd
Current assignee: Jiaxing Rongshuo Machinery Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2021-12-07
Anticipated expiration: 2031-07-22

Abstract

The utility model belongs to the technical field of gear machining turn-milling equipment, especially, multi-functional full-automatic large-scale gear machining turn-milling equipment, the on-line screen storage device comprises a base, the standing groove has been seted up to the upper surface of base, the interior diapire middle part fixed mounting of standing groove has the main shaft, the top circular arc fixed surface of main shaft installs carousel bearing, carousel bearing's fixed surface installs the revolving stage ring gear, the top fixed mounting of revolving stage ring gear has the revolving stage, T type mounting groove has been seted up on the top surface of revolving stage, a side surface of revolving stage is provided with revolving stage rotary driving mechanism, revolving stage rotary driving mechanism is used for driving the revolving stage rotatory. This multi-functional full-automatic large gear processing turn-milling equipment through setting up multi-functional full-automatic large gear processing turn-milling equipment, has reached the function in an organic whole that collects drilling machine, tapping machine, can accomplish drilling, tapping operation in a working stroke, and degree of automation is high, and positioning accuracy is high.

Description

Multifunctional full-automatic large gear machining turning and milling equipment

Technical Field

The utility model relates to a gear machining turn-milling equipment technical field especially relates to a multi-functional full-automatic large-scale gear machining turn-milling equipment.

Background

At present, a traditional numerical control machine tool basically has only one function, such as a milling machine has only a milling function, a drilling machine has only a drilling function, a tapping machine has only a tapping function, and each machine tool has a single function. People carry out the processing of overall operation to the work piece through selecting machining center, but machining center adds man-hour at every turn and also can only realize the processing of a specification process, adds man-hour to another process when needs, just needs carry out the operation of tool changing, realizes different types of processing in turn through frequent tool changing promptly, and mechanical structure is single, and control is simple, can only accomplish a process, leads to the not high and manpower of the efficiency of its processing and the waste in a large number of material resources.

Therefore, the company innovatively develops high-precision intelligent turn-milling equipment, the design is derived from equipment required by processing large wind power yaw gears, single-stand-column heavy equipment designed by processing large disc parts is integrated with functions of a drilling machine and a tapping machine, drilling and tapping operations can be completed in one working stroke, the automation degree is high, and the positioning precision is high.

SUMMERY OF THE UTILITY MODEL

Based on current machine tool machining equipment mechanical structure is single, and control is simple, can only accomplish a process, leads to the not high and a large amount of extravagant technical problem of manpower and material resources of efficiency of its processing, the utility model provides a multi-functional full-automatic large-scale gear machining turnning and milling equipment.

The utility model provides a multi-functional full-automatic large gear machining turn-milling equipment, the on-line screen storage device comprises a base, the upper surface of base has seted up the standing groove, the interior diapire middle part fixed mounting of standing groove has the main shaft, the top circular arc surface fixed mounting of main shaft has the carousel bearing, the surface fixed mounting of carousel bearing has the revolving stage ring gear, the top fixed mounting of revolving stage ring gear has the revolving stage, the top surface of revolving stage has seted up T type mounting groove, a side surface of revolving stage is provided with revolving stage rotary driving mechanism, revolving stage rotary driving mechanism is used for driving the revolving stage to rotate, revolving stage driving mechanism is located one side of standing groove, revolving stage driving mechanism includes first driving motor;

the two sides of the inner bottom wall of the placing groove are fixedly provided with supporting frames, the surface of the rotary table is positioned between the two supporting frames, the tops of the two supporting frames are fixedly provided with crossbeams, one side surface of each crossbeam is provided with a left-right adjusting mechanism and an up-down adjusting mechanism respectively, the left-right adjusting mechanism is used for adjusting the processing position in the horizontal direction, and the left-right adjusting mechanism comprises a second driving motor;

the vertical adjusting mechanism is used for adjusting the processing depth in the vertical direction and comprises a third driving motor; the automatic cutter replacing mechanism is arranged at the bottom end of one side of the cross beam and used for automatically replacing machining cutters and comprises a connecting rod, and the top of one end of the connecting rod and the bottom of one end of the cross beam are fixedly installed.

Preferably, a gear set box is fixedly mounted at one end of the inner bottom wall of the placing groove, a gear set is arranged inside the gear set box, a plurality of gears of the gear set are mutually meshed, a first reduction gearbox is fixedly mounted at the top of the gear set box, the tops of the two first reduction gearboxes are respectively and rotatably connected with the output shafts of the two first driving motors, and the output shafts at the bottom ends of the two first reduction gearboxes are respectively and rotatably connected with the rotating shafts of the two gear sets at the bottom ends through couplers.

Preferably, the inner bottom wall of the placing groove is rotatably connected with driven gear shafts through bearings, two driven gears are fixedly mounted on the arc surfaces of the driven gear shafts, the surfaces of the driven gears are respectively meshed with the gears of the gear sets at one end inside the gear set box, driving gears are fixedly mounted on the tops of the driven gear shafts, and the surfaces of the driving gears are meshed with tooth grooves of the rotary table gear ring.

Preferably, a first guide rail and a rack are respectively and fixedly mounted on one side surface of the cross beam, a first sliding block is inserted into the surface of the first guide rail in a sliding mode, mounting seats are fixedly mounted on one side surfaces of the two first sliding blocks, and a connecting plate is fixedly mounted on one side surface of each mounting seat.

Preferably, a surface of the connecting plate is fixedly mounted with a mounting surface of a second driving motor, an output shaft of the second driving motor penetrates and extends to one side of the connecting plate, and a pinion is fixedly mounted, and a surface of the pinion is engaged with the groove of the rack.

Preferably, the inner walls of the two sides of the mounting seat are fixedly provided with second sliding blocks, the inner walls of the second sliding blocks are inserted with second guide rails in a sliding mode, the opposite surfaces of the two second guide rails are fixedly provided with cutter mounting seats, and the rotating shafts are rotatably connected inside the cutter mounting seats.

Preferably, a second reduction gearbox is fixedly mounted at the top of the cutter mounting seat, a gear of a gear set on one side inside the second reduction gearbox is meshed with a gear fixedly mounted on the arc surface of the top end of the rotating shaft, a fourth driving motor is fixedly mounted on an input shaft of the second reduction gearbox through a coupler, and the mounting surface of the fourth driving motor is mounted at the top of the second reduction gearbox.

Preferably, a threaded pipe is fixedly mounted on the surface of one side of the cutter mounting seat, a screw rod is connected to the inner wall of the threaded pipe in a threaded manner, the top of the mounting seat is fixedly mounted on the mounting surface of a third driving motor, and an output shaft of the third driving motor is fixedly mounted on the top end of the screw rod through a coupler.

Preferably, a fifth driving motor is fixedly mounted at the top of the connecting rod, a third reduction gearbox is fixedly mounted on an output shaft of the fifth driving motor, a replacing shaft is rotatably connected to the bottom end of the third reduction gearbox, a top arc surface of the replacing shaft is rotatably connected with the bottom surface of the connecting rod, and a cutter chuck is fixedly mounted at the bottom end of the replacing shaft.

Preferably, the circular arc fixed surface of cutter chuck installs the jack catch, and is a plurality of the draw-in groove of jack catch is different types of cutter of joint respectively, one of them the axle center of jack catch is located same axle center with the axle center of cutter mount pad.

The utility model provides a beneficial effect does:

1. through setting up multi-functional full-automatic large-scale gear machining turnning and milling equipment, reached and collected the function in an organic whole of drilling machine, tapping machine, can accomplish drilling, tapping operation in a working stroke, degree of automation is high, and positioning accuracy is high.

2. Through setting up revolving stage rotary driving mechanism, reached in the operation and adjusted the effect of treating processing part top surface machining through the revolving stage is rotatory, prevent to make a round trip to dismantle installation processing, strengthened machining efficiency.

3. Through setting up left and right adjustment mechanism, reached the arbitrary effect of adjusting of upper surface machining of control treating the processing part horizontal direction in the processing, degree of automation is high, convenient operation.

4. Through setting up adjustment mechanism from top to bottom, reached steerable depth of cut and up-and-down motion in the processing and adjusted, the effect that the reinforcing tapping was adjusted, the practicality is wide.

5. Through setting up the automatic change of processing cutter, automatic control when having reached the cutter that needs to be changed in the processing is changed, avoids current manual operation to change to be suitable for different types of processing, the resource of manpower and material resources is practiced thrift to the machining efficiency height.

Drawings

FIG. 1 is a perspective view of a multifunctional full-automatic large gear machining turn-milling apparatus;

FIG. 2 is an enlarged view of the structure at D in FIG. 1 of the multifunctional full-automatic large gear machining turn-milling apparatus;

FIG. 3 is an enlarged view of the structure at C in FIG. 1 of the multifunctional full-automatic large gear machining turn-milling apparatus;

FIG. 4 is a perspective view of a mounting seat structure of a multifunctional full-automatic large gear machining turn-milling device;

FIG. 5 is a top view of a cross beam structure of the multifunctional full-automatic large gear machining turn-milling device;

FIG. 6 is an enlarged view of the structure at A in FIG. 5 of the multifunctional full-automatic large gear machining turn-milling apparatus;

FIG. 7 is an enlarged view of the structure B in FIG. 5 of the multifunctional full-automatic large gear machining turn-milling apparatus;

fig. 8 is a perspective view of a tool mounting base structure of the multifunctional full-automatic large gear machining turn-milling device.

In the figure: 1. a base; 2. a placement groove; 3. a main shaft; 4. a turntable bearing; 5. a turntable gear ring; 6. a turntable; 7. a T-shaped mounting groove; 8. a first drive motor; 81. a gear set case; 82. a gear set; 83. a first reduction gearbox; 84. a driven gear shaft; 85. a driven gear; 86. a driving gear; 9. a support frame; 10. a cross beam; 11. a second drive motor; 1101. a first guide rail; 1102. a rack; 1103. a first slider; 1104. a mounting seat; 1105. a connecting plate; 1106. a pinion gear; 12. a third drive motor; 120. a tool mounting seat; 1201. a second slider; 1202. a second guide rail; 1203. a rotating shaft; 1204. a second reduction gearbox; 1205. a fourth drive motor; 1206. a threaded pipe; 1207. a screw rod; 13. a connecting rod; 1301. a fifth drive motor; 1302. a third reduction gearbox; 1303. replacing the shaft; 1304. a tool chuck; 1305. a claw is provided.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-8, a multifunctional full-automatic large gear machining turning and milling device comprises a base 1, wherein a placing groove 2 is formed in the upper surface of the base 1, a main shaft 3 is fixedly installed in the middle of the inner bottom wall of the placing groove 2, a turntable bearing 4 is fixedly installed on the arc surface of the top end of the main shaft 3, a turntable gear ring 5 is fixedly installed on the outer surface of the turntable bearing 4, a turntable 6 is fixedly installed at the top of the turntable gear ring 5, a T-shaped installing groove 7 is formed in the surface of the top of the turntable 6, a turntable rotation driving mechanism is arranged on the surface of one side of the turntable 6 and used for driving the turntable 6 to rotate, the turntable driving mechanism is located on one side of the placing groove 2, and the turntable 6 driving mechanism comprises a first driving motor 8;

a gear group box 81 is fixedly installed at one end of the inner bottom wall of the placing groove 2, a gear group 82 is arranged inside the gear group box 81, gears of the gear groups 82 are meshed with each other, a first reduction gearbox 83 is fixedly installed at the top of the gear group box 81, the tops of the two first reduction gearboxes 83 are respectively in rotating connection with output shafts of the two first driving motors 8, output shafts at the bottom ends of the two first reduction gearboxes 83 are respectively in rotating connection with rotating shafts of the two gear groups 82 at the bottom ends through a coupler, and the effect of controllable adjustment of the rotating speed of the first driving motors 8 is achieved by arranging the first reduction gearbox 83;

the inner bottom wall of the placing groove 2 is rotatably connected with driven gear shafts 84 through bearings, driven gears 85 are fixedly mounted on the arc surfaces of the two driven gear shafts 84, the surfaces of the two driven gears 85 are respectively meshed with the gears of the two gear sets 82 at one end inside the gear set box 81, driving gears 86 are fixedly mounted on the tops of the two driven gear shafts 84, the surfaces of the two driving gears 86 are respectively meshed with tooth grooves of the turntable gear ring 5, and the effects that the driven gears 85 are driven to rotate by the rotation of the gears inside the gear set box 81 so as to drive the driving gears 86 to rotate, and the turntable gear ring 5 is driven to rotate by the rotation of the driving gears 86 are achieved;

by arranging the rotary table rotation driving mechanism, the effect of adjusting the surface processing of the top of the part to be processed through the rotation of the rotary table in operation is achieved, the disassembly, assembly and processing are prevented from going back and forth, and the processing efficiency is enhanced;

the two sides of the inner bottom wall of the placing groove 2 are fixedly provided with supporting frames 9, the surface of the rotary table 6 is positioned between the two supporting frames 9, the tops of the two supporting frames 9 are fixedly provided with crossbeams 10, one side surface of each crossbeam 10 is provided with a left-right adjusting mechanism and an upper-lower adjusting mechanism respectively, the left-right adjusting mechanism is used for adjusting the processing position in the horizontal direction, and the left-right adjusting mechanism comprises a second driving motor 11;

a first guide rail 1101 and a rack 1102 are fixedly installed on one side surface of the cross beam 10 respectively, a first sliding block 1103 is inserted into the surface of the first guide rail 1101 in a sliding mode, installation bases 1104 are fixedly installed on one side surfaces of the two first sliding blocks 1103, and a connecting plate 1105 is fixedly installed on one side surface of each installation base 1104, so that the effect of preventing jamming and enhancing movement of the installation bases 1104 moving back and forth on the surface of the cross beam 10 is achieved;

the surface of the connecting plate 1105 is fixedly mounted with the mounting surface of the second driving motor 11, the output shaft of the second driving motor 11 penetrates and extends to one side of the connecting plate 1105, and is fixedly mounted with a pinion 1106, the surface of the pinion 1106 is meshed with the groove of the rack 1102, so that the effect of controlling the pinion 1106 to rotate on the surface of the rack 1102 under the condition that the first slider 1103 and the first guide rail 1101 are matched and slide for limiting is achieved, and the mounting base 1104 is driven to move;

by arranging the left-right adjusting mechanism, the effect of controlling any adjustment of the upper surface processing of the part to be processed in the horizontal direction in the processing process is achieved, the automation degree is high, and the operation is convenient;

the up-down adjusting mechanism is used for adjusting the processing depth in the vertical direction and comprises a third driving motor 12; the inner walls of two sides of the mounting seat 1104 are fixedly provided with second sliding blocks 1201, the inner walls of the second sliding blocks 1201 are inserted with second guide rails 1202 in a sliding mode, the opposite surfaces of the two second guide rails 1202 are fixedly provided with the cutter mounting seat 120, and the rotating shaft 1203 is rotatably connected inside the cutter mounting seat 120, so that when the cutter mounting seat 120 moves up and down, the up-and-down moving efficiency is enhanced through the sliding of the second sliding blocks 1201 and the second guide rails 1202, and the effect of preventing jamming is achieved;

a second reduction gearbox 1204 is fixedly installed at the top of the cutter installation seat 120, a gear of a gear set on one side inside the second reduction gearbox 1204 is meshed with a gear fixedly installed on the arc surface of the top end of the rotating shaft 1203, a fourth driving motor 1205 is fixedly installed on an input shaft of the second reduction gearbox 1204 through a coupler, and the installation surface of the fourth driving motor 1205 is installed at the top of the second reduction gearbox 1204, so that the effect that the rotation of the fourth driving motor 1205 is controlled and adjusted through the second reduction gearbox 1204 is achieved;

a threaded pipe 1206 is fixedly installed on the surface of one side of the cutter installation seat 120, a screw rod 1207 is connected to the inner wall of the threaded pipe 1206 in a threaded mode, the top of the installation seat 1104 is fixedly installed on the installation surface of the third driving motor 12, and the output shaft of the third driving motor 12 is fixedly installed on the top end of the screw rod 1207 through a coupler, so that the effect that the screw rod 1207 rotates to control the cutter installation seat 120 to move up and down under the condition of threaded connection is achieved;

by arranging the up-and-down adjusting mechanism, the processing depth can be controlled and the up-and-down movement adjustment can be realized in the processing, the tapping adjusting effect is enhanced, and the practicability is wide;

the bottom end of one side of the cross beam 10 is provided with an automatic cutter replacing mechanism, the automatic cutter replacing mechanism is used for automatically replacing a machining cutter, the automatic cutter replacing mechanism comprises a connecting rod 13, and the top of one end of the connecting rod 13 and the bottom of one end of the cross beam 10 are fixedly installed;

a fifth driving motor 1301 is fixedly installed at the top of the connecting rod 13, a third reduction gearbox 1302 is fixedly installed on an output shaft of the fifth driving motor 1301, a replacing shaft 1303 is rotatably connected to the bottom end of the third reduction gearbox 1302, the top arc surface of the replacing shaft 1303 is rotatably connected with the bottom surface of the connecting rod 13, and a cutter chuck 1304 is fixedly installed at the bottom end of the replacing shaft 1303, so that the effects that different types of cutters are convenient to install and place and wait for replacement are achieved;

the clamping jaws 1305 are fixedly installed on the arc surface of the cutter chuck 1304, and clamping grooves of the clamping jaws 1305 are respectively clamped with different types of cutters, wherein the different types of cutters comprise drill bits, screw taps or milling cutters, the axis of one clamping jaw 1305 and the axis of the cutter mounting seat 120 are located on the same axis, so that when the cutter mounting seat 120 is replaced, the cutter is conveniently adjusted, the cutter after machining is conveniently placed for fixing, the replacement effect is enhanced, and manual operation is prevented;

by arranging the automatic replacement of the machining cutter, the automatic control replacement is realized when the cutter needs to be replaced in machining, and the existing manual operation replacement is avoided, so that the machine is suitable for different types of machining, the machining efficiency is high, and the resources of manpower and material resources are saved;

through setting up multi-functional full-automatic large-scale gear machining turnning and milling equipment, reached and collected the function in an organic whole of drilling machine, tapping machine, can accomplish drilling, tapping operation in a working stroke, degree of automation is high, and positioning accuracy is high.

The working principle is as follows: during operation, the gear to be machined is taken and placed on the upper surface of the rotary table 6, the clamping tool is taken and matched with the T-shaped mounting groove 7 for clamping and fixing, and the gear to be machined is positioned and fixed;

the fourth driving motor 1205 works to drive the rotating shaft 1203 inside the tool mounting seat 120 to rotate and work, so as to drive the tool to rotate to be processed;

the third driving motor 12 works to drive the screw 1207 to rotate, and the tool mounting base 120 is controlled to slide downwards under the condition of threaded connection, so that the tool is controlled to downwards contact with the surface of the gear to be machined for machining;

when the horizontal direction of the beam 10 needs to be moved, the second driving motor 11 is controlled to work to drive the pinion 1106 to rotate, so that the mounting base 1104 is driven to move to one side under the condition that the first guide rail 1101 and the first slider 1103 are limited in sliding, and the tool is driven to move for machining;

when the machining in the horizontal direction is finished, the other surface of the top of the gear needs to be machined, the first driving motor 8 is controlled to work, the rotary table gear ring 5 is driven to rotate to work, the rotary table 6 is driven to rotate, and the gear to be machined is controlled to rotate to adjust the machining position;

when the tool needs to be replaced after the first tool is machined, the second driving motor 11 works to control the tool mounting base 120 to move to the position above the tool chuck 1304, when the axis of the tool mounting base 120 and the axis of the jaw 1305 are located at the same axis, the third driving motor 12 works to control the tool to move downwards to enable the tool to be clamped on the clamping groove of the jaw 1305, and the tool mounting base 120 moves upwards after the tool is clamped to leave the machined tool;

the fifth driving motor 1301 drives the tool chuck 1304 to rotate, the tool to be machined is controlled to come under the tool mounting seat 120, the tool to be machined is controlled to move downwards on the tool mounting seat 120 in a sleeved mode, and the tool to be machined is controlled to continue to operate in the same step.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a multi-functional full-automatic large gear processing turn-milling equipment, includes base (1), its characterized in that: the upper surface of the base (1) is provided with a placing groove (2), the middle part of the inner bottom wall of the placing groove (2) is fixedly provided with a main shaft (3), the top arc surface of the main shaft (3) is fixedly provided with a turntable bearing (4), the outer surface of the turntable bearing (4) is fixedly provided with a turntable gear ring (5), the top of the turntable gear ring (5) is fixedly provided with a turntable (6), the top surface of the turntable (6) is provided with a T-shaped mounting groove (7), one side surface of the turntable (6) is provided with a turntable rotation driving mechanism, the turntable rotation driving mechanism is used for driving the turntable (6) to rotate, the turntable driving mechanism is positioned on one side of the placing groove (2), and the turntable (6) driving mechanism comprises a first driving motor (8);

the two sides of the inner bottom wall of the placing groove (2) are fixedly provided with supporting frames (9), the surface of the rotary table (6) is positioned between the two supporting frames (9), the tops of the two supporting frames (9) are fixedly provided with crossbeams (10), one side surface of each crossbeam (10) is provided with a left-right adjusting mechanism and an up-down adjusting mechanism respectively, the left-right adjusting mechanism is used for adjusting the processing position in the horizontal direction, and the left-right adjusting mechanism comprises a second driving motor (11);

the vertical adjusting mechanism is used for adjusting the processing depth in the vertical direction and comprises a third driving motor (12); the automatic cutter replacing mechanism is arranged at the bottom end of one side of the cross beam (10) and used for automatically replacing machining cutters, and comprises a connecting rod (13), and the top of one end of the connecting rod (13) and the bottom of one end of the cross beam (10) are fixedly installed.

2. The multifunctional full-automatic large gear machining turn-milling equipment according to claim 1, characterized in that: a gear group box (81) is fixedly mounted at one end of the inner bottom wall of the placing groove (2), a gear group (82) is arranged inside the gear group box (81), gears of the gear group (82) are meshed with each other, a first reduction gearbox (83) is fixedly mounted at the top of the gear group box (81), the top of the first reduction gearbox (83) is connected with the output shaft of the first driving motor (8) in a rotating mode, and the bottom output shaft of the first reduction gearbox (83) is connected with the rotating shaft of the gear group (82) in a rotating mode through a coupler and the bottom output shaft of the first reduction gearbox (83) in a rotating mode.

3. The multifunctional full-automatic large gear machining turn-milling equipment as claimed in claim 2, wherein: the inner bottom wall of standing groove (2) is connected with driven gear axle (84) through the bearing rotation, two the equal fixed mounting in circular arc surface of driven gear axle (84) has driven gear (85), two the surface of driven gear (85) respectively with two of the inside one end of gear train case (81) the gear engagement of gear train (82), two the equal fixed mounting in top of driven gear axle (84) has driving gear (86), two the surface of driving gear (86) all meshes with the tooth's socket of revolving stage ring gear (5).

4. The multifunctional full-automatic large gear machining turn-milling equipment according to claim 1, characterized in that: the beam comprises a cross beam (10) and is characterized in that a first guide rail (1101) and a rack (1102) are fixedly mounted on one side surface of the cross beam (10) respectively, a first sliding block (1103) is inserted into the surface of the first guide rail (1101) in a sliding mode, a mounting seat (1104) is fixedly mounted on one side surface of the first sliding block (1103), and a connecting plate (1105) is fixedly mounted on one side surface of the mounting seat (1104).

5. The multifunctional full-automatic large gear machining turn-milling equipment according to claim 4, characterized in that: the surface of the connecting plate (1105) is fixedly mounted with the mounting surface of the second driving motor (11), the output shaft of the second driving motor (11) penetrates through and extends to one side of the connecting plate (1105), a pinion (1106) is fixedly mounted, and the surface of the pinion (1106) is meshed with the groove of the rack (1102).

6. The multifunctional full-automatic large gear machining turn-milling equipment according to claim 4, characterized in that: the inner walls of two sides of the mounting seat (1104) are fixedly provided with second sliding blocks (1201), the inner walls of the second sliding blocks (1201) are inserted with second guide rails (1202) in a sliding mode, the opposite surfaces of the two second guide rails (1202) are fixedly provided with cutter mounting seats (120), and rotating shafts (1203) are connected to the inner portions of the cutter mounting seats (120) in a rotating mode.

7. The multifunctional full-automatic large gear machining turn-milling equipment as claimed in claim 6, wherein: the top of the cutter mounting seat (120) is fixedly provided with a second reduction gearbox (1204), a gear of a gear set on one side inside the second reduction gearbox (1204) is meshed with a gear fixedly arranged on the arc surface of the top end of the rotating shaft (1203), an input shaft of the second reduction gearbox (1204) is fixedly provided with a fourth driving motor (1205) through a coupler, and the mounting surface of the fourth driving motor (1205) is mounted on the top of the second reduction gearbox (1204).

8. The multifunctional full-automatic large gear machining turn-milling equipment as claimed in claim 6, wherein: one side fixed surface of cutter mount pad (120) installs screwed pipe (1206), the inner wall threaded connection of screwed pipe (1206) has lead screw (1207), the top of mount pad (1104) and the mounting surface fixed mounting of third driving motor (12), the output shaft of third driving motor (12) passes through the top fixed mounting of shaft coupling and lead screw (1207).

9. The multifunctional full-automatic large gear machining turn-milling equipment as claimed in claim 6, wherein: the tool changing mechanism is characterized in that a fifth driving motor (1301) is fixedly mounted at the top of the connecting rod (13), a third reduction gearbox (1302) is fixedly mounted at an output shaft of the fifth driving motor (1301), a changing shaft (1303) is rotatably connected to the bottom end of the third reduction gearbox (1302), the top arc surface of the changing shaft (1303) is rotatably connected with the bottom surface of the connecting rod (13), and a tool chuck (1304) is fixedly mounted at the bottom end of the changing shaft (1303).

10. The multifunctional full-automatic large gear machining turn-milling equipment as claimed in claim 9, wherein: the circular arc surface fixed mounting of cutter chuck (1304) has jack catch (1305), and is a plurality of the draw-in groove of jack catch (1305) is the different kind of cutters of joint respectively, and one of them the axle center of jack catch (1305) is located same axle center with the axle center of cutter mount pad (120).