CN107695396A - For producing the Five-axis NC Machining Center of aluminium section bar - Google Patents

Abstract

The present invention relates to aluminium section bar processing industry technical field, more particularly to it is used for the Five-axis NC Machining Center for producing aluminium section bar, include bed piece, bed piece is provided with gantry processing unit (plant), and X-axis travel mechanism drives gantry processing unit (plant) and moved along the length direction of bed piece；Gantry processing unit (plant) includes gantry stand and five spindle noses, gantry stand is connected by X-axis travel mechanism with bed piece, gantry stand is connected by Y-axis moving mechanism with Y-axis slide plate, and Y-axis slide plate is connected by Z axis travel mechanism with Z axis slide plate, and five spindle nose one end are fixed on Z axis slide plate；Bed piece is additionally provided with the section bar X-axis position-limit mechanism moved for limiting section bar in X-direction.When using of the invention, the 4th axially any adjustment with the 5th axial direction is realized by five spindle noses, processing efficiency is both improved, improves machining accuracy again；Shorten and clamp stroke, be greatly enhanced processing efficiency.

Description

Five-axis machining center for the production of aluminum profiles

technical field

The invention relates to the technical field of the aluminum profile processing industry, in particular to a five-axis machining center for producing aluminum profiles.

Background technique

At present, in the aluminum profile door and window processing industry, the milling of aluminum profiles is based on a single profile processing as the main processing form. For complex profiles, multiple end faces need to be processed, and the processing is based on fixed equipment and dynamic profiles. Every time the end face of a spatial position is processed, it needs to be taken out from the processing equipment, repositioned to adjust the positioning processing angle, and processed again. The processing operation is complicated and the processing efficiency is low. In addition, the existing jig usually consists of a fixed block and a moving block to form a clamping mechanism. The moving block is connected to the nut, and the nut is threadedly connected to the screw rod. By rotating the screw rod, the nut and the moving block can be moved, thereby realizing The action of clamping or loosening; although the structure of this fixture is simple; it is difficult to achieve fast clamping of the profile, such as processing a profile with a large width, and then processing a profile with a small width. In this case, it usually takes a lot of money The time to clamp the profile.

Therefore, it is necessary to provide a five-axis machining center for producing aluminum profiles, so as to reduce errors caused by re-clamping and positioning, and at the same time improve processing efficiency.

Contents of the invention

The object of the present invention is to provide a five-axis machining center for producing aluminum profiles in view of the defects and deficiencies of the prior art.

In order to achieve the above object, the technical scheme adopted in the present invention is:

The five-axis machining center for producing aluminum profiles according to the present invention includes an organic machine bed and aluminum profile clamping fixtures, the machine bed is provided with a gantry processing device along the length direction, and the two gantry processing devices Each column is connected with the machine bed through the X-axis moving mechanism, and the X-axis moving mechanism drives the gantry processing device to move along the length direction of the machine bed;

The gantry processing device includes a gantry frame, a tool magazine, a Y-axis slide plate, a Z-axis slide plate, and a five-axis head. The columns on both sides of the gantry frame are connected with the machine bed through an X-axis moving mechanism, and the gantry frame The beam is connected to the Y-axis slide plate through the Y-axis moving mechanism, the Y-axis slide plate is connected to the Z-axis slide plate through the Z-axis moving mechanism, and one end of the five-axis head is fixed on the Z-axis slide plate; The locking part is fixed on the surface of the machine bed; one end of the machine bed is also fixedly provided with a profile X-axis limiting mechanism for limiting the profile to move in the X-axis direction.

Further, the X-axis moving mechanism includes an X-axis driving device and an X-axis moving guide device,

The X-axis driving device includes an X-axis motor holder, an X-axis motor, an X-axis drive gear and an X-axis rack,

The X-axis motor fixing seat is fixedly arranged on the column of the gantry frame, the X-axis motor is fixed on the X-axis motor fixing seat, the main shaft of the X-axis motor is fixedly connected with the X-axis driving gear, and the X-axis gear The bar is fixed on the side wall of the machine bed, and the X-axis drive gear is meshed with the X-axis rack;

The X-axis moving guiding device includes an X-axis moving slider and an X-axis moving guide rail, the X-axis moving slider is fixedly arranged on the bottom surface of the column of the machine bed, and the two X-axis moving guide rails are arranged parallel to each other on the bottom surface of the machine bed On the surface; the X-axis moving slide block is interlocked with the X-axis moving guide rail.

Further, the aluminum profile clamping jig includes a jig platform base, two profile fixing devices, a clamping power device, and a clamping linkage mechanism. The first profile fixing device is arranged on the surface of the jig platform base, and the second The profile fixing device is arranged on the surface of the jig platform base through the clamping linkage mechanism, and the two profile fixing devices are arranged symmetrically; the clamping power device is fixed on the bottom surface of the jig platform base through the primary positioning piece, so One end of the clamping power device is fixedly connected to one end of the clamping linkage mechanism; the clamping power device drives the clamping linkage mechanism to move along the length direction of the fixture platform seat;

The number of said jig locking parts is two, and the two jig locking parts are arranged symmetrically on the lower surface of the jig platform seat respectively, and the jig locking parts include a jig positioning cylinder seat and a jig positioning cylinder One end of the jig positioning cylinder seat is fixedly arranged on the lower surface of the jig platform seat, the jig positioning cylinder is fixed on the side wall of the jig positioning cylinder base, and the telescopic rod of the jig positioning cylinder passes through the jig positioning cylinder base Finally, it is fixedly connected with the fixture positioning block;

The lower surface of the jig platform seat is also provided with two jig X-axis sliders arranged parallel to each other, and the surface of the machine bed is provided with two jig X-axis guide rails matching the jig X-axis sliders, The jig X-axis slider is fastened to the jig X-axis guide rail.

Further, the profile fixing device includes a splint fixing seat, a splint and a support block,

One end of the splint is fixedly arranged on the clamping wall of the splint holder, and the clamping wall is provided with several positioning blocks along the height direction, and one end surface of the support block is provided with a positioning groove matching the positioning block, and the positioning block Embedded in the positioning groove, the screw is threadedly connected with the screw hole of the positioning block after passing through the supporting block.

Further, the clamping power device includes a clamping cylinder base, an intermediate connecting frame, and a clamping cylinder, one end of the clamping cylinder is fixedly arranged on a side wall of the clamping cylinder base, and the other end of the clamping cylinder It is fixedly connected with the intermediate connecting frame; the primary positioning member is a clamping cylinder positioning screw, and the surface of the fixture platform seat is provided with two Y-direction clamping adjustment grooves that match the clamping cylinder positioning screws. One end of the positioning screw of the clamping cylinder passes through the clamping adjustment groove in the Y direction and is threadedly connected with the screw hole of the clamping cylinder seat, and the cross-sectional diameter of the other end of the positioning screw of the clamping cylinder is greater than the width of the clamping adjustment groove in the Y direction.

Further, the clamping linkage mechanism includes a jig platform guide rail, a jig platform slider and a mobile clamping platform, the jig platform guide rail is arranged on the surface of the jig platform base,

The bottom surface of the mobile clamping platform is fixedly connected with the slider of the jig platform, and the guide rail of the jig platform is buckled with the slider of the jig platform.

Further, the surface of the jig platform base is provided with several fixing slots, and the splint fixing base of the first profile fixing device is fixed on the surface of the jig platform base through the fixing slots; one end of the intermediate connecting frame After passing through the fixing slot, it is fixedly connected with the mobile clamping platform.

Further, the profile X-axis limiting mechanism includes a limiting cylinder seat, a limiting cylinder, a limiting plate shaft and a limiting plate,

The two ends of the rotating shaft of the limiting plate are fixed on the surface of the machine bed through the limiting bearing seat, one surface of the limiting plate is fixed on the side wall of the rotating shaft of the limiting plate, and the limiting cylinder seat is fixed on the On the side wall of the machine bed, one end of the limit cylinder is hinged on the limit cylinder seat, and the other end of the limit cylinder is hinged on the limit plate.

After adopting the above structure, the beneficial effects of the present invention are: the five-axis machining center for producing aluminum profiles according to the present invention includes an organic machine bed and aluminum profile clamping fixtures, and the machine bed is provided with A gantry processing device, the two columns of the gantry processing device are connected to the machine bed through an X-axis moving mechanism, and the X-axis moving mechanism drives the gantry processing device to move along the length direction of the machine bed; the gantry processing device It includes a gantry frame, a tool magazine, a Y-axis slide plate, a Z-axis slide plate and a five-axis head. The columns on both sides of the gantry frame are connected to the machine bed through the X-axis moving mechanism, and the beam of the gantry frame passes through the Y-axis. The moving mechanism is connected with the Y-axis slide plate, and the Y-axis slide plate is connected with the Z-axis slide plate through the Z-axis moving mechanism, and one end of the five-axis head is fixed on the Z-axis slide plate; the aluminum profile clamping fixture is fixed through the fixture locking piece On the surface of the bed of the machine tool; one end of the bed of the machine tool is also fixedly provided with a profile X-axis limiting mechanism for limiting the movement of the profile in the X-axis direction. When using the present invention, the profile is clamped by the aluminum profile clamping fixture, and the arbitrary adjustment of the five-axis head in the Y, X, and Z directions of the processing position is driven by the Y-axis moving mechanism, the X-axis moving mechanism and the Z-axis moving mechanism. The arbitrary adjustment of the fourth axis and the fifth axis can be realized through the five-axis head, and the milling cutter can be clamped through the five-axis head, so that the arbitrary processing of multiple end faces at different angles can be realized by one clamping of the profile, which not only improves the processing efficiency, and improved processing accuracy; the profile is fixed by the aluminum profile clamping jig, and the position of the aluminum profile clamping jig is adjusted by the jig locking piece, the clamping stroke is shortened, the clamping and positioning structure is simplified, and the clamping and positioning structure is greatly improved. Improve processing efficiency.

Description of drawings

Fig. 1 is a perspective view of the present invention;

Fig. 2 is an enlarged view of part F in Fig. 1;

Fig. 3 is an enlarged view of part G in Fig. 1;

Fig. 4 is an enlarged view of J in Fig. 1;

Fig. 5 is a perspective view of the connection between the aluminum profile clamping fixture and the fixture X-axis slider, the fixture positioning cylinder seat, the fixture positioning cylinder and the fixture positioning block;

Explanation of reference signs:

A. Aluminum profile clamping fixture;

A1, fixture platform seat; A1-1, clamping adjustment groove in Y direction; A1-2, fixed slot;

A21, fixture platform guide rail; A22, fixture platform slider; A3, mobile clamping platform;

A4, splint holder; A4-1, positioning block; A5, splint; A6, support block;

A7, clamping cylinder seat; A8, intermediate connecting frame; A9, clamping cylinder;

A10. Clamp the positioning screw of the cylinder;

B. Longmen processing device;

B1, gantry frame; B2, tool magazine; B3, Y-axis skateboard; B31, Y-axis drive wheel;

B32, Y-axis synchronous wheel; B4, Z-axis skateboard;

B5, five-axis head; B6, Y-axis screw; B7, Y-axis guide rail; B8, Z-axis motor;

B9, Z-axis drive wheel; B10, Z-axis synchronous wheel;

C. Machine bed;

E. Profile X-axis limit mechanism;

E1, limit cylinder seat; E2, limit cylinder; E3, limit plate shaft; E4, limit bearing seat;

E5, limit plate;

H1, fixture X-axis slider; H2, fixture X-axis guide rail; H3, fixture positioning cylinder seat;

H4, jig positioning cylinder; H5, jig positioning block.

detailed description

The present invention will be further described below in conjunction with the accompanying drawings.

As shown in Figures 1 to 5, the five-axis machining center for producing aluminum profiles according to the present invention includes an organic machine bed C and an aluminum profile clamping fixture A, and the machine bed C is arranged along the length direction There is a gantry processing device B, the two columns of the gantry processing device B are connected to the machine bed C through the X-axis moving mechanism, and the X-axis moving mechanism drives the gantry processing device B to move along the length direction of the machine bed C ;

The gantry processing device B includes a gantry frame B1, a tool magazine B2, a Y-axis slide plate B3, a Z-axis slide plate B4, and a five-axis head B5. The body C is connected, the beam of the gantry frame B1 is connected with the Y-axis skateboard B3 through the Y-axis moving mechanism, the Y-axis skateboard B3 is connected with the Z-axis skateboard B4 through the Z-axis moving mechanism, and one end of the five-axis head B5 is fixed on the Z-axis on skateboard B4;

The aluminum profile clamping jig A is fixed on the surface of the machine bed C through the jig lock; one end of the machine bed C is also fixedly provided with a profile X-axis limiter for limiting the profile to move in the X-axis direction Institution E.

The Y-axis moving mechanism includes a Y-axis motor, a Y-axis screw rod B6, a Y-axis nut, a Y-axis guide rail B7, and a Y-axis slider. The Y-axis motor is fixed on the crossbeam of the gantry frame B1, and the Y-axis screw rod B6 The two ends are fixed on the beam of the gantry frame B1 through the bearing seat, the main shaft of the Y-axis motor is fixedly connected with the Y-axis driving wheel B31, and one end of the Y-axis screw rod B6 is fixedly connected with the Y-axis synchronous wheel B32, and the Y-axis driving wheel B31 is connected with the Y-axis synchronous wheel B32 through the pulley; the Y-axis nut is threadedly connected with the Y-axis screw B6, and one end of the Y-axis nut is fixedly connected with the Y-axis slide plate B3; the Y-axis screw B6 and the Y-axis guide rail B7 are parallel to each other Setting; the Y-axis slide plate B3 is connected with the Y-axis guide rail B7 through the Y-axis slider.

Further, the X-axis moving mechanism includes an X-axis driving device and an X-axis moving guide device,

The X-axis driving device includes an X-axis motor holder, an X-axis motor, an X-axis drive gear and an X-axis rack,

The X-axis motor fixing seat is fixedly arranged on the column of the gantry frame B1, the X-axis motor is fixed on the X-axis motor fixing seat, the main shaft of the X-axis motor is fixedly connected with the X-axis driving gear, and the X-axis The rack is fixedly arranged on the side wall of the bed C of the machine tool, and the X-axis driving gear is meshed with the X-axis rack.

The X-axis moving guiding device includes an X-axis moving slider and an X-axis moving guide rail, the X-axis moving slider is fixedly arranged on the bottom surface of the column of the machine bed C, and the two X-axis moving guide rails are arranged parallel to each other on the machine bed On the surface of C; the X-axis moving slider is interlocked with the X-axis moving guide rail.

The Z-axis moving mechanism includes a Z-axis motor B8, a Z-axis driving wheel B9, a Z-axis synchronous wheel B10, a Z-axis screw and a Z-axis nut. The Z-axis motor B8 is fixedly arranged on the front surface of the Y-axis slide plate B3, The main shaft of the Z-axis motor B8 is fixedly connected with the Z-axis driving wheel B9;

The two ends of the Z-axis screw rod are fixed on the back of the Y-axis slide plate B3 through the bearing seat, the Z-axis synchronous wheel B10 is fixedly connected with one end of the Z-axis screw rod, and the Z-axis driving wheel B9 is connected with the Z-axis synchronous wheel B10 through a belt; The Z-axis screw rod is threadedly connected with the Z-axis nut, and one end of the Z-axis nut is connected with the Z-axis slide plate B4.

Further, the aluminum profile clamping jig A includes a jig platform seat A1, the number of the jig locking parts is two, and the two jig locking parts are symmetrically arranged under the jig platform seat A1 respectively. On the surface, the jig locking part includes a jig positioning cylinder seat H3 and a jig positioning cylinder H4. One end of the jig positioning cylinder seat H3 is fixedly arranged on the lower surface of the jig platform seat A1, and the jig positioning cylinder H4 is fixed on the On the side wall of the jig positioning cylinder block H3, the telescopic rod of the jig positioning cylinder H4 passes through the jig positioning cylinder block H3 and is fixedly connected with the jig positioning block H5;

The lower surface of the jig platform seat A1 is also provided with two jig X-axis sliders H1 arranged parallel to each other, and the surface of the machine bed C is provided with two jigs matching the jig X-axis slider H1. The X-axis guide rail H2, the jig X-axis slider H1 and the jig X-axis guide rail H2 are interlocked.

When the telescopic rod of the jig positioning cylinder H4 is stretched, the two jig positioning blocks H5 are in contact with the inner wall of the machine bed C, and the two jig positioning blocks H5 are pressed against the inner wall of the machine bed C to realize aluminum The profile clamping fixture A is locked on the machine bed C; otherwise, the two fixture positioning blocks H5 are separated from the inner wall of the machine bed C, and the aluminum profile clamping fixture A and the machine bed C are released from locking; The profile clamping fixture A can move along the direction of the fixture X-axis guide rail H2.

The aluminum profile clamping fixture A also includes two profile fixing devices, a clamping power device, and a clamping linkage mechanism. The first profile fixing device is arranged on the surface of the fixture platform seat A1, and the second profile fixing device passes through the clamp The tight linkage mechanism is arranged on the surface of the jig platform seat A1, and the two profile fixing devices are arranged symmetrically; One end of the clamping linkage mechanism is fixedly connected; the clamping power device drives the clamping linkage mechanism to move along the length direction of the fixture platform seat A1.

Further, the profile fixing device includes a splint fixing seat A4, a splint A5 and a support block A6, one end of the splint A5 is fixed on the clamping wall of the splint fixing seat A4, and the clamping wall is provided with A plurality of positioning blocks A4-1, one end of the support block A6 is provided with a positioning groove matching the positioning block A4-1, the positioning block A4-1 is embedded in the positioning groove, and the screw passes through the support block A6 and aligns with the positioning groove. The screw holes of the block A4-1 are threaded, so that the support block A6 is fixed in the positioning block A4-1;

When the profile needs to be clamped for processing, the profile is placed on two symmetrically arranged support blocks A6, and the clamping cylinder seat A7 pushes the intermediate connecting frame A8, the mobile clamping platform A3, the second splint fixing seat A4 and the jig platform sliding The block A22 slides along the length direction of the fixture platform guide rail A21 to realize the clamping action of the two profile fixtures on the profile; at this time, the bottom surface of the profile is supported by the support block A6, and the two splints A5 clamp the profile side wall ; On the contrary, it is the release action.

Because the height of the profiles is different, a plurality of positioning blocks A4-1 are set to connect the support block A6 for this purpose. By connecting different positioning blocks A4-1 with the support block A6, the splint A5 and the support block A6 can be connected. Obtain different distances, so as to be able to adapt or expand the scope of application of profiles.

Further, the clamping power device includes a clamping cylinder base A7, an intermediate connecting frame A8, and a clamping cylinder A9. One end of the clamping cylinder A9 is fixedly arranged on a side wall of the clamping cylinder base A7. The other end of the clamping cylinder A9 is fixedly connected with the intermediate connecting frame A8; the telescopic rod of the clamping cylinder A9 drives the intermediate connecting frame A8 to move;

The primary positioning member is the clamping cylinder positioning screw A10, and the surface of the jig platform seat A1 is provided with two Y-direction clamping adjustment grooves A1-1 that match the clamping cylinder positioning screw A10. One end of the positioning screw A10 of the cylinder passes through the clamping adjustment groove A1-1 in the Y direction and is threadedly connected with the screw hole of the clamping cylinder seat A7. The cross-sectional diameter of the other end of the positioning screw A10 of the clamping cylinder is larger than the clamping adjustment groove A1 in the Y direction -1 for the width.

Further, the clamping linkage mechanism includes a jig platform guide rail A21, a jig platform slider A22 and a mobile clamping platform A3, the jig platform guide rail A21 is arranged on the surface of the jig platform seat A1,

The bottom surface of the mobile clamping platform A3 is fixedly connected with the jig platform slider A22, the jig platform guide rail A21 is buckled with the jig platform slider A22, and the mobile clamping platform A3 is along the length of the jig platform guide rail A21 direction to slide.

Further, the surface of the jig platform base A1 is provided with several fixing slots A1-2, and the splint fixing base A4 of the first profile fixing device is fixed on the jig platform base A1 through the fixing slots A1-2. On the surface, the first profile fixing device obtains different clamping ranges by being fixed with different fixing slots A1-2, that is, the two profile fixing devices obtain different distances. One end of the intermediate connecting frame A8 passes through the fixing slot A1-2 and is fixedly connected with the movable clamping platform A3.

The working principle of the aluminum profile clamping fixture A is:

When the clamping cylinder positioning screw A10 does not lock the clamping cylinder seat A7, the second profile fixing device, mobile clamping platform A3, fixture platform slider A22, clamping cylinder seat A7, intermediate connecting frame A8, clamping cylinder A9 can slide along the length direction of the fixture platform guide rail A21;

When the clamping cylinder positioning screw A10 locks and clamps the clamping cylinder seat A7, the preliminary positioning of the second profile fixing device is realized; then the intermediate connecting frame A8, the mobile clamping platform A3, and the second profile are pushed by clamping the cylinder seat A7 The fixing device and the jig platform slider A22 slide along the length direction of the jig platform guide rail A21 to realize the clamping or loosening of the profile by the two profile fixing devices.

The first profile fixing device can also obtain different clamping ranges by connecting with different fixing slots A1-2, that is, to realize the preliminary positioning of the first profile fixing device; lock the clamping cylinder through the clamping cylinder positioning screw A10 Lock the seat A7 to realize the preliminary positioning of the second profile fixing device; through the preliminary positioning of the two profile fixing devices, so that the two profile fixing devices can obtain different clamping ranges; further shorten the clamping stroke, which is conducive to improving production Efficiency is also beneficial to reduce the investment of clamping power device.

When using the aluminum profile clamping fixture A, the two profile fixing devices are initially positioned, which greatly shortens the distance between the two profile fixing devices and shortens the clamping stroke, which is beneficial to both improving production efficiency and Reduce the investment of the clamping power device; push the clamping linkage mechanism to move along the length direction of the jig platform seat through the clamping power device, and the second profile fixing device moves with the clamping linkage mechanism, so that the two profile fixing devices can Clamping profiles.

Further, the profile X-axis limiting mechanism E includes a limiting cylinder seat E1, a limiting cylinder E2, a limiting plate rotating shaft E3 and a limiting plate E5,

The two ends of the limiting plate rotating shaft E3 are fixed on the surface of the machine bed C through the limiting bearing seat E4, and one surface of the limiting plate E5 is fixed on the side wall of the limiting plate rotating shaft E3. The cylinder seat E1 is fixedly arranged on the side wall of the machine bed C, one end of the limit cylinder E2 is hinged on the limit cylinder seat E1, and the other end of the limit cylinder E2 is hinged on the limit plate E5. When the telescopic rod of the limit cylinder E2 is stretched out, the telescopic rod pushes the limit plate E5 to be perpendicular to the surface of the machine bed C, and the limit plate E5 acts as a limit in the X-axis direction; when the limit cylinder E2 After the telescopic rod retracts, the telescopic rod pushes the limit plate E5 to be parallel to the surface of the machine bed C, and the limit plate E5 plays the role of supporting the profile and plays a balancing role.

When using the present invention, the profile is clamped by the aluminum profile clamping fixture, and the arbitrary adjustment of the five-axis head in the Y, X, and Z directions of the processing position is driven by the Y-axis moving mechanism, the X-axis moving mechanism and the Z-axis moving mechanism. The arbitrary adjustment of the fourth axis and the fifth axis can be realized through the five-axis head, and the milling cutter can be clamped through the five-axis head, so that the arbitrary processing of multiple end faces at different angles can be realized by one clamping of the profile, which not only improves the processing efficiency, and improved processing accuracy; the profile is fixed by the aluminum profile clamping jig, and the position of the aluminum profile clamping jig is adjusted by the jig locking piece, the clamping stroke is shortened, the clamping and positioning structure is simplified, and the clamping and positioning structure is greatly improved. Improve processing efficiency.

The above is only a preferred embodiment of the present invention, so all equivalent changes or modifications made according to the structure, features and principles described in the scope of the patent application of the present invention are included in the scope of the patent application of the present invention.

Claims (8)

1. A five-axis machining center for producing aluminum profiles, including an organic machine bed (C) and an aluminum profile clamping fixture (A), and the machine bed (C) is provided with a gantry processing device (B) along the length direction ), it is characterized in that: the two columns of the gantry processing device (B) are connected with the machine bed (C) through the X-axis moving mechanism, and the X-axis moving mechanism drives the gantry processing device (B) along the machine bed (C) to move in the length direction; The gantry processing device (B) includes a gantry frame (B1), a tool magazine (B2), a Y-axis slide plate (B3), a Z-axis slide plate (B4) and a five-axis head (B5), and the gantry frame ( The columns on both sides of B1) are connected with the machine bed (C) through the X-axis moving mechanism, the beam of the gantry frame (B1) is connected with the Y-axis slide plate (B3) through the Y-axis move mechanism, and the Y-axis slide plate (B3) It is connected with the Z-axis slide plate (B4) through the Z-axis moving mechanism, and one end of the five-axis head (B5) is fixed on the Z-axis slide plate (B4); The aluminum profile clamping fixture (A) is fixed on the surface of the machine tool bed (C) through a fixture locking member; one end of the machine tool bed (C) is also fixedly provided with a device for limiting the movement of the profile in the X-axis direction. Profile X-axis limit mechanism (E). 2. The five-axis machining center for producing aluminum profiles according to claim 1, wherein the X-axis moving mechanism includes an X-axis driving device and an X-axis moving guide device, The X-axis driving device includes an X-axis motor holder, an X-axis motor, an X-axis drive gear and an X-axis rack, The X-axis motor fixing base is fixedly arranged on the column of the gantry frame (B1), the X-axis motor is fixed on the X-axis motor fixing base, the main shaft of the X-axis motor is fixedly connected with the X-axis driving gear, The X-axis rack is fixed on the side wall of the machine bed (C), and the X-axis driving gear is engaged with the X-axis rack; The X-axis moving guiding device includes an X-axis moving slider and an X-axis moving guide rail, the X-axis moving slider is fixedly arranged on the bottom surface of the column of the machine bed (C), and the two X-axis moving guide rails are arranged parallel to each other on the machine tool On the surface of the bed (C); the X-axis moving slider is interlocked with the X-axis moving guide rail. 3. The five-axis machining center for producing aluminum profiles according to claim 1, characterized in that: the aluminum profile clamping fixture (A) includes a fixture platform seat (A1), two profile fixing devices, Clamping power device, clamping linkage mechanism, the first profile fixing device is set on the surface of the jig platform seat (A1), and the second profile fixing device is set on the surface of the jig platform base (A1) through the clamping linkage mechanism , the two profile fixing devices are symmetrically arranged facing each other; the clamping power device is fixedly arranged on the bottom surface of the jig platform seat (A1) through the primary positioning piece, and one end of the clamping power device is fixed to one end of the clamping linkage mechanism Connection; the clamping power device drives the clamping linkage mechanism to move along the length direction of the fixture platform seat (A1); The number of said jig locking parts is two, and the two jig locking parts are symmetrically arranged on the lower surface of the jig platform seat (A1) respectively, and the jig locking parts include a jig positioning cylinder seat (H3 ) and the fixture positioning cylinder (H4), one end of the fixture positioning cylinder seat (H3) is fixed on the lower surface of the fixture platform seat (A1), and the fixture positioning cylinder (H4) is fixed on the fixture positioning cylinder seat (H3 ), the telescopic rod of the jig positioning cylinder (H4) passes through the jig positioning cylinder seat (H3) and is fixedly connected with the jig positioning block (H5); The lower surface of the fixture platform seat (A1) is also provided with two fixture X-axis sliders (H1) arranged parallel to each other, and the surface of the machine tool bed (C) is provided with two fixture X-axis sliders. (H1) The matching jig X-axis guide rail (H2), the jig X-axis slider (H1) is fastened with the jig X-axis guide rail (H2). 4. The aluminum profile clamping fixture of the five-axis machining center according to claim 3, characterized in that: the profile fixing device includes a splint fixing seat (A4), a splint (A5) and a support block (A6), One end of the splint (A5) is fixedly arranged on the clamping wall of the splint holder (A4), and the clamping wall is provided with several positioning blocks (A4-1) along the height direction, and the support block (A6) is The end face is provided with a positioning slot matching the positioning block (A4-1), the positioning block (A4-1) is embedded in the positioning slot, and the screw passes through the support block (A6) and the screw of the positioning block (A4-1) The holes are connected with threads. 5. The aluminum profile clamping fixture of the five-axis machining center according to claim 3, characterized in that: the clamping power device includes a clamping cylinder seat (A7), an intermediate connecting frame (A8), a clamping Cylinder (A9), one end of the clamping cylinder (A9) is fixedly arranged on the side wall of the clamping cylinder seat (A7), and the other end of the clamping cylinder (A9) is fixedly connected with the intermediate connecting frame (A8) ; The primary positioning part is the clamping cylinder positioning screw (A10), and the surface of the fixture platform seat (A1) is provided with two Y-direction clamping adjustment grooves (A1 -1), one end of the clamping cylinder positioning screw (A10) passes through the clamping adjustment groove (A1-1) in the Y direction and is threadedly connected with the screw hole of the clamping cylinder seat (A7), and the clamping cylinder positioning screw ( A10) The cross-sectional diameter of the other end is greater than the width of the clamping adjustment groove (A1-1) in the Y direction. 6. The aluminum profile clamping fixture of the five-axis machining center according to claim 3, characterized in that: the clamping linkage mechanism includes a fixture platform guide rail (A21), a fixture platform slider (A22) and Move the clamping platform (A3), the fixture platform guide rail (A21) is set on the surface of the fixture platform seat (A1), The bottom surface of the mobile clamping platform (A3) is fixedly connected to the jig platform slider (A22), and the jig platform guide rail (A21) is fastened to the jig platform slider (A22). 7. The aluminum profile clamping fixture of the five-axis machining center according to any one of claims 3 to 5, characterized in that: the surface of the fixture platform seat (A1) is provided with several fixed slots (A1- 2), the splint fixing seat (A4) of the first profile fixing device is fixed on the surface of the fixture platform seat (A1) through the fixing slot (A1-2); one end of the intermediate connecting frame (A8) passes through After fixing the slot (A1-2), it is fixedly connected with the mobile clamping platform (A3). 8. The five-axis machining center for producing aluminum profiles according to claim 1, characterized in that: the profile X-axis limit mechanism (E) includes a limit cylinder seat (E1), a limit cylinder (E2) , the limiting plate shaft (E3) and the limiting plate (E5), the two ends of the limiting plate rotating shaft (E3) are fixed on the surface of the machine bed (C) through the limiting bearing seat (E4), the limiting One surface of the position plate (E5) is fixed on the side wall of the limit plate rotating shaft (E3), and the position limit cylinder seat (E1) is fixedly arranged on the side wall of the machine bed (C), and the position limit One end of the cylinder (E2) is hinged on the limit cylinder seat (E1), and the other end of the limit cylinder (E2) is hinged on the limit plate (E5).