CN212265126U

CN212265126U - Double-spindle turning and milling center compound equipment

Info

Publication number: CN212265126U
Application number: CN202022245236.5U
Authority: CN
Inventors: 莫式明
Original assignee: Foshan Shunde Ruifeng Hardware Machinery Co ltd
Current assignee: Foshan Shunde Ruifeng Hardware Machinery Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-01-01
Anticipated expiration: 2030-10-09

Abstract

The utility model relates to a double-spindle turning and milling center compound device, which comprises a frame; the method is characterized in that: the device also comprises a processing driving mechanism and a first tool changing mechanism; an inclined workbench is arranged on the machine base, and the machining driving mechanism and the first tool changing mechanism are respectively arranged on the inclined workbench; the machining driving mechanism comprises a machining power assembly, a fixed positioning seat and a movable positioning seat, the movable positioning seat moves on the inclined workbench along an X axis, and a turning and milling machining station is formed between the fixed positioning seat and the movable positioning seat; the first tool changing mechanism comprises a first cutter disc, a first tool changing power assembly and a first tool feeding power assembly, more than one turning and milling tool rotates along with the first cutter disc, and the first tool feeding power assembly drives the turning and milling tool for machining to move along the Y axis so that the turning and milling tool enters a turning and milling machining station. The equipment has the advantages of high automation degree, convenient operation, easy chip removal, space saving, reliable performance and good processing quality.

Description

Double-spindle turning and milling center compound equipment

Technical Field

The utility model relates to a numerical control processing equipment specifically is a two main shaft turnning and milling center compound equipment.

Background

The existing double-spindle numerical control machining equipment on the market has the following defects: the double-spindle structure is adopted and distributed on the horizontal workbench, and the workbench occupies a larger space, so that the whole equipment has larger volume and higher requirements on use places; the metal chips generated by processing are easy to accumulate on a horizontal working platform, so that the difficulty in cleaning the metal chips is high; different machining processes require operators to manually replace corresponding cutters, so that machining efficiency is affected and reduced, and labor intensity of the operators is high. Due to the defects of the existing double-spindle numerical control machining equipment in the market, the machining quality of long bar or pipe parts with high requirements on coaxiality of two ends cannot be guaranteed by using the existing lathe or data lathe for machining.

Therefore, further improvements are needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the not enough of above-mentioned prior art existence, and provide a two main shaft turn-milling center set composite, this equipment degree of automation is high, convenient operation, and the chip removal is easy, saves space, the dependable performance, and processingquality is good.

The purpose of the utility model is realized like this:

a double-spindle turning and milling center compound device comprises a machine base; the method is characterized in that: the machine tool also comprises a processing driving mechanism and a first tool changing mechanism which are respectively arranged on the machine base; an inclined workbench is arranged on the machine base, and the machining driving mechanism and the first tool changing mechanism are respectively arranged on the inclined workbench; the machining driving mechanism comprises a machining power assembly for driving a product to be machined to rotate, a fixed positioning seat and a movable positioning seat, wherein the fixed positioning seat and the movable positioning seat are used for positioning the end part of the product to be machined; the first tool changing mechanism comprises a first cutter disc used for being connected with more than one turning and milling tool, a first tool changing power assembly used for driving the first cutter disc to rotate and a first tool feeding power assembly used for driving the first cutter disc to move along the inclined workbench, the more than one turning and milling tool rotates along with the first cutter disc, so that the turning and milling tool for machining rotates to correspond to the turning and milling machining station, and the first tool feeding power assembly drives the turning and milling tool for machining to move along the Y axis, so that the turning and milling tool enters the turning and milling machining station.

The first cutter disc is provided with a plurality of first connecting cutter seats used for being connected with a turning and milling cutter, the first connecting cutter seats extend radially relative to the first cutter disc, and a rotating shaft of the first cutter disc extends along an X axis.

The first tool changing mechanism also comprises a first movable seat and a second movable seat; the first tool changing power assembly is arranged on the first movable seat, and the first tool feeding power assembly is arranged between the first movable seat and the second movable seat; the first tool changing power assembly comprises a first tool changing servo motor, the first tool changing servo motor is fixed on the first movable seat, and a motor shaft of the first tool changing servo motor is in transmission connection with a first cutter head; the first feed power assembly comprises a first feed servo motor, a first feed screw and a first feed nut, the first feed servo motor is fixed on the second movable seat, a motor shaft of the first feed servo motor is connected with the first feed screw and drives the first feed screw to rotate, the first feed nut is fixed on the first movable seat and is in threaded connection with the first feed screw, and the second movable seat is obliquely arranged along the inclined workbench.

A first transfer power assembly is arranged between the second movable seat and the inclined workbench and drives the first tool changing mechanism to move on the inclined workbench along the X axis; the first shifting power component comprises a first shifting servo motor, a first shifting screw rod and a first shifting nut; the first transfer servo motor is fixed on the inclined workbench, a motor shaft of the first transfer servo motor is connected with the first transfer screw and drives the first transfer screw to rotate, and the first transfer nut is fixed on the second movable seat and is in threaded connection with the first transfer screw.

The movable positioning seat comprises a movable positioning bracket and a movable positioning sleeve arranged on the movable positioning bracket; a second transfer power assembly is arranged between the movable positioning bracket and the inclined workbench and is used for driving the movable positioning bracket to move on the inclined workbench along the X axis; the first shifting power component comprises a second shifting servo motor, a second shifting screw rod and a second shifting nut; the second load-carrying servo motor is fixed on the inclined workbench, a motor shaft of the second load-carrying servo motor is connected with the second load-carrying screw rod and drives the second load-carrying screw rod to rotate, and the second load-carrying nut is fixed on the movable positioning support and is in threaded connection with the second load-carrying screw rod.

The machining power assembly comprises a machining servo motor and a machining transmission assembly, and the machining servo motor is fixed on the base; the fixed positioning seat comprises a fixed positioning bracket and a power head arranged on the fixed positioning bracket, and the fixed positioning bracket is fixed on the base; and the machining servo motor is in transmission connection with the power head through the machining transmission assembly and drives the power head to rotate on the fixed positioning bracket.

The equipment also comprises a second tool changing mechanism arranged on the inclined workbench; the second tool changing mechanism comprises a second cutter disc, a second tool changing power assembly, a processing cutter seat, a second tool feeding power assembly and a cutter transferring assembly, wherein the second cutter disc is used for connecting more than one turning and milling cutter; more than one turning and milling cutter rotates along with the second cutter head, a rotating shaft of the second cutter head extends along the X axis, and the cutter transfer assembly transfers the turning and milling cutter which rotates to the designated position on the second cutter head to the processing cutter holder.

The second tool changing mechanism also comprises a third movable seat, a fourth movable seat and a lifting support plate, and the processing tool apron is arranged on the lifting support plate; the second tool changing power assembly comprises a second tool changing servo motor, the second tool changing servo motor is fixed on the machine base through a third movable seat, and a motor shaft of the second tool changing servo motor is in transmission connection with a second cutter disc so as to drive the second cutter disc to rotate; the second feed power assembly comprises a second feed servo motor, a second feed screw and a second feed nut, the second feed servo motor is fixed on the fourth movable seat, a motor shaft of the second feed servo motor is connected with the second feed screw and drives the second feed screw to rotate, and the second feed nut is fixed on the lifting support plate and is in threaded connection with the second feed screw; the cutter transferring assembly comprises a cutter transferring servo motor and a rotating arm, a motor shaft of the cutter transferring servo motor is in transmission connection with a transferring arm, a cutter clamping and holding portion used for holding the turning and milling cutter is arranged on the transferring arm, the cutter clamping and holding portion rotates along with the transferring arm, and at least one turning and milling cutter and a machining cutter holder on the second cutter disc are respectively located on a rotating track of the cutter clamping and holding portion.

The second tool changing mechanism also comprises a fifth movable seat, a third tool feeding power assembly arranged between the fourth movable seat and the fifth movable seat, and a third transfer power assembly arranged between the fifth movable seat and the inclined workbench; the third feed power assembly comprises a third feed servo motor, a third feed screw and a third feed nut, the third feed servo motor is fixed on the fifth movable seat, a motor shaft of the third feed servo motor is connected with the third feed screw and drives the third feed screw to rotate, and the third feed nut is fixed on the fourth movable seat and is in threaded connection with the third feed screw; the third shifting power component comprises a third shifting servo motor, a third shifting screw rod and a third shifting nut, the third shifting servo motor is fixed on the inclined workbench, a motor shaft of the third shifting servo motor is connected with the third shifting screw rod and drives the third shifting screw rod to rotate, and the third shifting nut is fixed on the fifth movable seat and is in threaded connection with the third shifting screw rod.

A rotary power assembly is arranged between the processing tool apron and the fourth movable seat; the rotary power component comprises a rotary servo motor, the rotary servo motor is fixed on the lifting support plate, and a motor shaft of the rotary servo motor is in transmission connection with a turning and milling cutter on the working cutter holder so as to drive the turning and milling cutter to rotate.

The utility model has the advantages as follows:

due to the integration of the tool changing mechanism, the equipment can complete various machining processes in one machining procedure, and an operator does not need to frequently change tools, so that the operation of the operator on the equipment is reduced, the operation control is simplified, and the labor intensity is reduced; the equipment is particularly suitable for machining the parts of the revolving body with complex shapes and high precision requirements, can complete all or most of the working procedures in one-time clamping, can ensure the precision, can improve the machining efficiency and can reduce the cost; the equipment is provided with a strong main shaft brake auxiliary mechanism, so that the rigidity of parts during processing is improved, the downtime is reduced, and the benefit is maximized.

The workbench is arranged in an inclined mode, so that the occupied transverse space can be effectively reduced, the overall volume of the equipment is reduced, and the requirement on a use place is lowered; the inclined workbench is also beneficial to cleaning and discharging metal chips, so that the equipment is prevented from being influenced by the metal chips, and the working performance of the equipment is ensured to be reliable; each functional component is obliquely arranged along the oblique workbench and comprises a first tool changing mechanism and a second tool changing mechanism, the purpose of changing the tool is achieved by rotating the tool disc through the two tool changing mechanisms, the operation is convenient, the performance is reliable, the purpose of automatically changing the tool is realized, the influence of the tool changing on the working efficiency is greatly reduced, the labor intensity of workers is reduced, and the machining precision is improved; the first tool changing mechanism feeds and withdraws the tool along the inclined workbench in the inclined direction, the second tool changing mechanism feeds and withdraws the tool in the vertical direction, and the two feeding and withdrawing modes are different from the traditional horizontal feeding and withdrawing mode respectively and are beneficial to chip removal. Therefore, the device at least has the characteristics of high automation degree, convenient operation, easy chip removal, space saving, reliable performance and the like.

Drawings

Fig. 1 and fig. 2 are perspective views of the dual spindle turning and milling center compound device in different directions according to an embodiment of the present invention.

Fig. 3 is a front view of a dual spindle turning and milling center compound device according to an embodiment of the present invention.

Fig. 4 is a sectional view taken in the direction H-H in fig. 3.

Fig. 5 is a cross-sectional view taken along the direction K-K in fig. 3.

Fig. 6 is a schematic structural diagram of a first tool changing mechanism according to an embodiment of the present invention.

Fig. 7 is a schematic partial structural view of a second tool changing structure according to an embodiment of the present invention.

Fig. 8 is a bottom view of the second tool changing mechanism in an embodiment of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1-8, the double-spindle turning and milling center compound device comprises a machine base 1, and a processing driving mechanism and a first tool changing mechanism which are respectively arranged on the machine base 1; an inclined workbench 101 is arranged on the machine base 1, the machining driving mechanism and the first tool changing mechanism are respectively arranged on the inclined workbench 101, the inclination theta of the inclined workbench 101 is preferably 45 degrees, a coordinate axis is set by taking the inclined workbench 101 as a reference, as shown in fig. 1 and fig. 2, wherein a plane where an X axis intersects with a Y axis is balanced with the surface of the inclined workbench 101, and a Z axis is vertical to the inclined workbench 101; the machining driving mechanism comprises a machining power assembly for driving a product to be machined to rotate, a fixed positioning seat and a movable positioning seat, the fixed positioning seat and the movable positioning seat are used for positioning the end part of the product to be machined, the movable positioning seat can move on the inclined workbench 101 in a reciprocating mode along an X axis, so that the distance between the fixed positioning seat and the movable positioning seat can be adjusted, the products to be machined with different lengths can be adapted, a turning and milling machining station A is formed between the fixed positioning seat and the movable positioning seat, and the product to be machined is located in the turning and milling machining station A during machining; the first tool changing mechanism comprises a first cutter head 2 used for being connected with more than one spare turning and milling tool B, a first tool changing power assembly used for driving the first cutter head 2 to rotate and a first tool feeding power assembly used for driving the first cutter head 2 to move along the inclined workbench 101, the more than one spare turning and milling tool B rotates along with the first cutter head 2 so that the turning and milling tool B required by processing rotates to correspond to a turning and milling processing station A, and the first tool feeding power assembly drives the turning and milling tool B required by processing to move along the Y axis so that the turning and milling tool B enters the turning and milling processing station A and oblique Y-axis tool feeding is realized; and the turning and milling cutter B on the first cutter head 2 processes the end surface, the inner wall (boring hole) and other positions of the product to be processed.

Furthermore, a plurality of first connecting tool holders 3 for connecting a turning and milling tool B are annularly and uniformly distributed on the side wall of the first cutter head 2, the first connecting tool holders 3 radially extend relative to the first cutter head 2, the turning and milling tool B is arranged on the first connecting tool holders 3 along the X axis, and the rotating shaft of the first cutter head 2 extends along the X axis; the turning and milling tool B required by processing is rotated to correspond to the turning and milling processing station A by rotating the first cutter disc 2, so that the replacement of the tool is realized, the action is completed fully automatically, the performance is reliable, and the tool changing efficiency is high.

Further, the first tool changing mechanism also comprises a first movable seat 5 and a second movable seat 9 which respectively play a bearing role; the first tool changing power assembly is arranged at the top of the first movable seat 5, and the first tool feeding power assembly is arranged between the first movable seat 5 and the second movable seat 9; the first tool changing power assembly comprises a first tool changing servo motor 4 and a first tool changing transmission assembly, the first tool changing servo motor 4 is fixed on the first movable seat 5, and a motor shaft of the first tool changing servo motor 4 is in transmission connection with the first cutter disc 2 through the first tool changing transmission assembly, so that the first cutter disc 2 rotates to realize tool changing; the first feed power assembly comprises a first feed servo motor 8, a first feed screw 7 and a first feed nut 6, the first feed servo motor 8 is fixed on the second movable seat 9, a motor shaft of the first feed servo motor 8 is connected with the first feed screw 7 and drives the first feed screw 7 to rotate, the first feed nut 6 is fixed on the first movable seat 5 and is in threaded connection with the first feed screw 7, the second movable seat 9 is obliquely arranged along the inclined workbench 101, and under the action of a threaded structure, the second movable seat 9 finally drives a turning and milling cutter B corresponding to the turning and milling machining station A to realize oblique Y-axis feeding and retracting.

Further, a first shifting power assembly is arranged between the second movable seat 9 and the inclined workbench 101 and drives the first tool changing mechanism to move on the inclined workbench 101 along the X axis integrally, so that the X-axis tool feeding and retracting are realized; the first shifting power component comprises a first shifting servo motor 11, a first shifting screw rod 10 and a first shifting nut; the first transfer servo motor 11 is fixed on the inclined workbench 101, a motor shaft of the first transfer servo motor 11 is connected with the first transfer screw 10 and drives the first transfer screw 10 to rotate, the first transfer nut is fixed on the second movable seat 9 and is in threaded connection with the first transfer screw 10, and under the action of a threaded structure, the first tool changing mechanism can realize reciprocating movement along the X axis.

Further, the movable positioning seat comprises a movable positioning support 17 and a movable positioning sleeve 16 arranged on the movable positioning support 17, and the movable positioning sleeve 16 is connected with one end of the product to be processed in a matched manner so as to effectively position the end part of the product to be processed; a second shifting power assembly is arranged between the movable positioning bracket 17 and the inclined workbench 101 and is used for driving the movable positioning bracket 17 to move on the inclined workbench 101 along the X axis so as to achieve the effect of adjusting the distance between the fixed positioning seat and the movable positioning seat; the first shifting power component comprises a second shifting servo motor 19, a second shifting screw 18 and a second shifting nut; the second transfer servo motor 19 is fixed on the inclined workbench 101, a motor shaft of the second transfer servo motor 19 is connected with the second transfer screw 18 and drives the second transfer screw 18 to rotate, the second transfer nut is fixed on the movable positioning bracket 17 and is in threaded connection with the second transfer screw 18, and the movable positioning seat can reciprocate along the X axis under the action of a threaded structure.

Further, the processing power assembly comprises a processing servo motor 12 and a processing transmission assembly 13, the processing servo motor 12 is fixed on the side of the base 1, and the processing transmission assembly 13 comprises a conveying belt, a conveying roller and the like; the fixed positioning seat comprises a fixed positioning bracket 15 and a power head 14 arranged on the fixed positioning bracket 15, and the fixed positioning bracket 15 is fixed on the machine base 1 and is on the same X axis with the movable positioning bracket 17; the power head 14 is rotatably arranged on the fixed positioning support 15, the machining servo motor 12 is in transmission connection with the power head 14 through the machining transmission assembly 13, the power head 14 is driven to rotate on the fixed positioning support 15, and the power head 14 is matched and connected with the other end of a product to be machined and drives the product to be machined to rotate.

Further, the equipment also comprises a second tool changing mechanism arranged on the inclined workbench 101; the second tool changing mechanism comprises a second cutter disc 22 used for connecting more than one turning and milling cutter B, a second tool changing power assembly used for driving the second cutter disc 22 to rotate, a processing cutter seat 29 used for connecting the turning and milling cutter B for processing, a second tool feeding power assembly used for driving the processing cutter seat 29 to move vertically, and a cutter transferring assembly used for transferring the corresponding turning and milling cutter B on the second cutter disc 22 to the processing cutter seat 29; more than one turning and milling cutter B rotates along with the second cutter head 22, the rotating shaft of the second cutter head 22 extends along the X axis, and the second cutter head 22 also drives the turning and milling cutter B to rotate so as to achieve the purpose of cutter replacement; a plurality of second connecting tool holders 23 used for connecting the turning and milling tool B are arranged on the second cutter disc 22; the cutter transferring assembly transfers the turning and milling cutter B which rotates to the designated position on the second cutter disc 22 to the processing cutter seat 29; the processing tool apron 29 drives the turning and milling tool B to move vertically, so that vertical tool feeding and retracting are realized.

Further, the second tool changing mechanism further includes a third movable seat 21, a fourth movable seat 36 and a lifting carrier plate 32, and the processing tool apron 29 is disposed on the lifting carrier plate 32; the second tool changing power assembly comprises a second tool changing servo motor 25 and a second tool changing transmission assembly 24, the second tool changing servo motor 25 is fixed on the machine base 1 through a third movable seat 21, and a motor shaft of the second tool changing servo motor 25 is in transmission connection with the second cutter head 22 through the second tool changing transmission assembly 24 so as to drive the second cutter head 22 to rotate around the X axis; the second feeding power assembly comprises a second feeding servo motor 35, a second feeding screw 34 and a second feeding nut 33, the second feeding servo motor 35 is fixed on the fourth movable seat 36, a motor shaft of the second feeding servo motor 35 is connected with the second feeding screw 34 and drives the second feeding screw 34 to rotate, the second feeding nut 33 is fixed on the lifting support plate 32 and is in threaded connection with the second feeding screw 34, and the processing tool apron 29 realizes vertical reciprocating movement under the action of a threaded structure; the cutter transferring assembly comprises a cutter transferring servo motor 28, a cutter transferring transmission assembly 27 and a transferring arm 26, a motor shaft of the cutter transferring servo motor 28 is in transmission connection with the transferring arm 26 through the cutter transferring transmission assembly 27, two ends of the transferring arm 26 are respectively provided with a cutter clamping portion 2601 for holding the turning and milling cutter B, the cutter clamping portion 2601 rotates along with the transferring arm 26, and the turning and milling cutter B and the processing cutter seat 29 which rotate to the designated positions on the second cutter head 22 are respectively located on the rotating track of the cutter clamping portion 2601. Replacing the cutter: the tool clamping portion 2601 at one end rotates to a designated position on the second cutter disc 22 and holds the corresponding turning and milling tool B, and the tool clamping portion 2601 at the other end rotates to a position below the machining tool seat 29 and holds the turning and milling tool B on the machining tool seat 29; the tool transfer servo motor 28 operates to drive the transfer arm 26 to rotate so as to interchange the positions of the tool clamping portions 2601 at the two ends, and then the turning and milling tool B on the original machining tool seat 29 is replaced on the second cutter head 22, and the turning and milling tool B on the original second cutter head 22 is mounted on the machining tool seat 29, so that the tool is replaced.

Further, the second tool changing mechanism further comprises a fifth movable seat 40, a third tool feeding power assembly arranged between the fourth movable seat 36 and the fifth movable seat 40, and a third transfer power assembly arranged between the fifth movable seat 40 and the inclined workbench 101; the third tool feeding power component comprises a third tool feeding servo motor 39, a third tool feeding screw rod 38 and a third tool feeding nut 37, the third tool feeding servo motor 39 is fixed on a fifth movable seat 40, a motor shaft of the third tool feeding servo motor 39 is connected with the third tool feeding screw rod 38 and drives the third tool feeding screw rod 38 to rotate, the third tool feeding nut 37 is fixed on the fourth movable seat 36 and is in threaded connection with the third tool feeding screw rod 38, and the third tool feeding nut 37 can finally drive the machining tool apron 29 to move along the Y axis under the action of a threaded structure so as to realize the oblique Y axis tool feeding and retracting of the turning and milling tool B; the third transfer power assembly includes a third transfer servo motor 43, a third transfer screw 42, and a third transfer nut 41, the third transfer servo motor 43 is fixed on the tilt table 101, a motor shaft of the third transfer servo motor 43 is connected to the third transfer screw 42 and drives the third transfer screw 42 to rotate, the third transfer nut 41 is fixed on the fifth movable seat 40 and is screwed with the third transfer screw 42, and the machining tool apron 29 is finally driven to move along the X axis under the action of the thread structure, so as to adjust the X axis position of the machining tool apron 29.

Further, a rotational power assembly is arranged between the processing tool apron 29 and the fourth movable seat 36; the rotary power component comprises a rotary servo motor 31 and a rotary transmission component 30, the rotary servo motor 31 is fixed on the lifting support plate 32, and a motor shaft of the rotary servo motor 31 is in transmission connection with a turning and milling cutter B on the working tool apron through the rotary transmission component 30 so as to drive the turning and milling cutter B to rotate, and the product to be processed is drilled.

The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and the scope of the invention is to be protected. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A double-spindle turning and milling center compound device comprises a machine base (1); the method is characterized in that: the machine tool also comprises a processing driving mechanism and a first tool changing mechanism which are respectively arranged on the machine base (1); an inclined workbench (101) is arranged on the machine base (1), and the machining driving mechanism and the first tool changing mechanism are respectively arranged on the inclined workbench (101); the machining driving mechanism comprises a machining power assembly for driving a product to be machined to rotate, a fixed positioning seat and a movable positioning seat, wherein the fixed positioning seat and the movable positioning seat are used for positioning the end part of the product to be machined; first tool changing mechanism is including first blade disc (2) that is used for connecting more than one turn-milling cutter (B), be used for driving first blade disc (2) pivoted first tool changing power component and be used for driving first blade disc (2) along the first power component that advances of slope workstation (101) removal, turn-milling cutter (B) rotates along with first blade disc (2) more than one to make corresponding turn-milling cutter (B) rotate to correspond with turn-milling processing station (A), first power component that advances drives corresponding turn-milling cutter (B) and moves along the Y axle, so that turn-milling cutter (B) gets into turn-milling processing station (A).

2. The dual spindle turn-milling center compound device of claim 1, wherein: be provided with a plurality of first connection blade holders (3) that are used for connecting milling cutter (B) on first blade disc (2), first connection blade holder (3) radially extend first blade disc (2) relatively, and the rotation axis of first blade disc (2) extends along the X axle.

3. The dual spindle turn-milling center compound device of claim 1, wherein: the first tool changing mechanism also comprises a first movable seat (5) and a second movable seat (9); the first tool changing power assembly is arranged on the first movable seat (5), and the first tool feeding power assembly is arranged between the first movable seat (5) and the second movable seat (9); the first tool changing power assembly comprises a first tool changing servo motor (4), the first tool changing servo motor (4) is fixed on the first movable seat (5), and a motor shaft of the first tool changing servo motor (4) is in transmission connection with the first cutter disc (2); first feed power component includes first feed servo motor (8), first feed screw rod (7) and first feed nut (6), and on first feed servo motor (8) were fixed in second sliding seat (9), first feed screw rod (7) and drive first feed screw rod (7) rotation were connected to the motor shaft of first feed servo motor (8), and first feed nut (6) were fixed in on first sliding seat (5) and with first feed screw rod (7) spiro union, second sliding seat (9) set up along slope workstation (101) slope.

4. The dual spindle turn-milling center compound device of claim 3, wherein: a first shifting power assembly is arranged between the second movable seat (9) and the inclined workbench (101) and drives the first tool changing mechanism to move on the inclined workbench (101) along the X axis; the first shifting power component comprises a first shifting servo motor (11), a first shifting screw rod (10) and a first shifting nut; the first transfer servo motor (11) is fixed on the inclined workbench (101), a motor shaft of the first transfer servo motor (11) is connected with the first transfer screw rod (10) and drives the first transfer screw rod (10) to rotate, and the first transfer nut is fixed on the second movable seat (9) and is in threaded connection with the first transfer screw rod (10).

5. The dual spindle turn-milling center compound device of claim 1, wherein: the movable positioning seat comprises a movable positioning bracket (17) and a movable positioning sleeve (16) arranged on the movable positioning bracket (17); a second transfer power assembly is arranged between the movable positioning bracket (17) and the inclined workbench (101), and is used for driving the movable positioning bracket (17) to move on the inclined workbench (101) along the X axis; the second shifting power component comprises a second shifting servo motor (19), a second shifting screw rod (18) and a second shifting nut; the second transfer servo motor (19) is fixed on the inclined workbench (101), a motor shaft of the second transfer servo motor (19) is connected with the second transfer screw rod (18) and drives the second transfer screw rod (18) to rotate, and the second transfer nut is fixed on the movable positioning bracket (17) and is in threaded connection with the second transfer screw rod (18).

6. The dual spindle turn-milling center compound device of claim 1, wherein: the machining power assembly comprises a machining servo motor (12) and a machining transmission assembly (13), and the machining servo motor (12) is fixed on the machine base (1); the fixed positioning seat comprises a fixed positioning support (15) and a power head (14) arranged on the fixed positioning support (15), and the fixed positioning support (15) is fixed on the base (1); the machining servo motor (12) is in transmission connection with the power head (14) through the machining transmission assembly (13), and the power head (14) is driven to rotate on the fixed positioning support (15).

7. The dual spindle turn-milling center compound device of claim 1, wherein: the tool changer also comprises a second tool changing mechanism arranged on the inclined workbench (101); the second tool changing mechanism comprises a second cutter head (22) used for being connected with more than one turning and milling cutter (B), a second tool changing power assembly used for driving the second cutter head (22) to rotate, a processing cutter seat (29) used for being connected with the turning and milling cutter (B) for processing, a second tool feeding power assembly used for driving the processing cutter seat (29) to vertically move, and a cutter transferring assembly used for transferring the corresponding turning and milling cutter (B) on the second cutter head (22) to the processing cutter seat (29); more than one turn-milling cutter (B) rotates along with the second cutter head (22), the rotating shaft of the second cutter head (22) extends along the X axis, and the cutter transfer assembly transfers the turn-milling cutter (B) which rotates to the designated position on the second cutter head (22) to the processing cutter seat (29).

8. The dual spindle turn-milling center compound device of claim 7, wherein: the second tool changing mechanism also comprises a third movable seat (21), a fourth movable seat (36) and a lifting carrier plate (32), and the processing tool apron (29) is arranged on the lifting carrier plate (32); the second tool changing power assembly comprises a second tool changing servo motor (25), the second tool changing servo motor (25) is fixed on the machine base (1) through a third movable seat (21), and a motor shaft of the second tool changing servo motor (25) is in transmission connection with a second cutter head (22) so as to drive the second cutter head (22) to rotate; the second feed power assembly comprises a second feed servo motor (35), a second feed screw (34) and a second feed nut (33), the second feed servo motor (35) is fixed on a fourth movable seat (36), a motor shaft of the second feed servo motor (35) is connected with the second feed screw (34) and drives the second feed screw (34) to rotate, and the second feed nut (33) is fixed on the lifting support plate (32) and is in threaded connection with the second feed screw (34); the cutter transferring assembly comprises a cutter transferring servo motor (28) and a transferring arm (26), a motor shaft of the cutter transferring servo motor (28) is in transmission connection with the transferring arm (26), a cutter clamping part (2601) used for holding a turning and milling cutter (B) is arranged on the transferring arm (26), the cutter clamping part (2601) rotates along with the transferring arm (26), and at least one turning and milling cutter (B) and a machining cutter holder (29) on the second cutter disc (22) are respectively located on a rotating track of the cutter clamping part (2601).

9. The dual spindle turn-milling center compound device of claim 8, wherein: the second tool changing mechanism also comprises a fifth movable seat (40), a third tool feeding power assembly arranged between the fourth movable seat (36) and the fifth movable seat (40), and a third transfer power assembly arranged between the fifth movable seat (40) and the inclined workbench (101); the third feeding power assembly comprises a third feeding servo motor (39), a third feeding screw rod (38) and a third feeding nut (37), the third feeding servo motor (39) is fixed on a fifth movable seat (40), a motor shaft of the third feeding servo motor (39) is connected with the third feeding screw rod (38) and drives the third feeding screw rod (38) to rotate, and the third feeding nut (37) is fixed on a fourth movable seat (36) and is in threaded connection with the third feeding screw rod (38); the third shifting power assembly comprises a third shifting servo motor (43), a third shifting screw rod (42) and a third shifting nut (41), the third shifting servo motor (43) is fixed on the inclined workbench (101), a motor shaft of the third shifting servo motor (43) is connected with the third shifting screw rod (42) and drives the third shifting screw rod (42) to rotate, and the third shifting nut (41) is fixed on the fifth movable seat (40) and is in threaded connection with the third shifting screw rod (42).

10. The dual spindle turn-milling center compound device of claim 8, wherein: a rotary power component is arranged between the processing tool apron (29) and the fourth movable seat (36); the rotary power component comprises a rotary servo motor (31), the rotary servo motor (31) is fixed on the lifting support plate (32), and a motor shaft of the rotary servo motor (31) is in transmission connection with a turning and milling cutter (B) on the working tool apron so as to drive the turning and milling cutter (B) to rotate.