CN211814649U - Driving structure of micro machining center - Google Patents
Driving structure of micro machining center Download PDFInfo
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- CN211814649U CN211814649U CN201922290623.8U CN201922290623U CN211814649U CN 211814649 U CN211814649 U CN 211814649U CN 201922290623 U CN201922290623 U CN 201922290623U CN 211814649 U CN211814649 U CN 211814649U
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Abstract
A driving structure of a micro machining center comprises a moving seat, a Z shaft assembly arranged at the front part of the moving seat and a Y shaft assembly arranged at the bottom of the moving seat; the Z shaft assembly comprises two Z shaft linear rails arranged on the left side and the right side of the front portion of the moving seat, and the Y shaft assembly comprises two Y shaft linear rails arranged on the left side and the right side of the bottom of the moving seat. The utility model discloses a Z axis rail and Y axis rail all directly set up on removing the seat, are favorable to guaranteeing and improve the assembly precision between Z axis rail and the Y axis rail.
Description
Technical Field
The utility model relates to a miniature machining center's drive structure.
Background
Comparing files: chinese patent document No. CN103243288B discloses a double-Z-axis automatic electric spark deposition device and a method, wherein the bottommost part of the double-Z-axis automatic electric spark deposition device is a base, an XY platform is arranged on the base, a workpiece is fixedly arranged on the XY platform, a first alternating current servo motor for driving the XY platform to move along the X-axis direction is arranged in the X-axis direction of the XY platform, a second alternating current servo motor for driving the XY platform to move along the Y-axis direction is arranged in the Y-axis direction of the XY platform, a deposition gun support is supported on a Z2-axis ram in a contact mode, the Z-axis ram is connected with a small guide rail perpendicular to the XY platform in a sliding mode, and the small guide rail is fixedly connected with a Z1-axis; the Z2 axle ram is connected with a third AC servo motor through a small lead screw nut mechanism, and the output shaft of the third AC servo motor is positioned in the Z2 axle direction; the Z1 axle ram is connected with a big guide rail vertical to the XY platform in a sliding way, the big guide rail is fixedly connected with the frame, the bottom of the frame is fixed on the base, a fourth AC servo motor is fixedly arranged in the middle of the top of the frame, and the output shaft of the fourth AC servo motor is positioned in the Z1 axle direction and is connected with the Z1 axle ram through a big lead screw nut mechanism; the Z1 axis direction and the Z2 axis direction are both mutually perpendicular to the X axis direction and the Y axis direction in space.
The XY platform, the first alternating current servo motor, the second alternating current servo motor, the large guide rail, the Z1 axis ram and the fourth alternating current servo motor form a driving structure of the automatic electric spark deposition device. The problem is that, referring to fig. 1 of the specification attached to the comparison document, the Y-axis guide rail and the large guide rail (equivalent to the Z-axis guide rail) in the XY stage are not disposed on the same component, specifically, the Y-axis guide rail is disposed on the XY stage, the large guide rail is disposed on the frame, the XY stage and the frame are separated from each other, and when the Y-axis guide rail and the large guide rail are mounted, the difficulty of position calibration and adjustment is large, which is not favorable for improving the assembly accuracy between the Y-axis guide rail and the large guide rail. In addition, the XY platform and the frame have larger volumes, so that the driving structure is not suitable for a micro-machining center and has certain limitation.
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 micro-machining center's drive structure, its Z axis rail and Y axis rail all directly set up on removing the seat, are favorable to guaranteeing and improve the assembly precision between Z axis rail and the Y axis rail.
The purpose of the utility model is realized like this:
a driving structure of a micro machining center comprises a moving seat, a Z shaft assembly arranged at the front part of the moving seat and a Y shaft assembly arranged at the bottom of the moving seat;
the Z shaft assembly comprises two Z shaft linear rails arranged on the left side and the right side of the front portion of the moving seat, and the Y shaft assembly comprises two Y shaft linear rails arranged on the left side and the right side of the bottom of the moving seat.
The movable seat comprises two side plates arranged at left and right intervals, and a front vertical plate, an upper transverse plate, a lower transverse plate and a rear vertical plate which are arranged between the two side plates and respectively connected with the two side plates, wherein the side plates, the front vertical plate, the upper transverse plate, the lower transverse plate and the rear vertical plate are of an integrated structure;
the front vertical plate is positioned behind the front surface of the side plate, and the top of the front vertical plate is connected with the upper transverse plate;
the lower transverse plate is positioned above the bottom surfaces of the side plates, the rear part of the lower transverse plate is connected with the rear vertical plate, and the lower transverse plate is positioned behind the front vertical plate;
two Z axis rails are respectively arranged on the front surfaces of the two side plates, and two Y axis rails are respectively arranged at the bottoms of the two side plates.
The upper transverse plate is fixedly connected to the top of the side plate, and the rear vertical plate is fixedly connected to the rear of the side plate.
The side plates are provided with first through holes penetrating through the left side surface and the right side surface of the side plates, and the first through holes are positioned behind the front vertical plate and above the lower transverse plate;
and a second through hole is formed between the front vertical plate and the lower transverse plate.
A first limiting edge plate and a second limiting edge plate are arranged on the inner side of the side plate, and the first limiting edge plate, the second limiting edge plate and the side plate are of an integrated structure;
the first limiting edge plate extends along the height direction of the side plate, and the front surface of the first limiting edge plate is positioned in front of the side plate;
the inner side surface of the Z-axis rail is connected with the outer side surface of the corresponding first limiting flange in an abutting mode;
the second limiting edge plate extends along the front-back direction of the side plate, and the bottom surface of the second limiting edge plate is positioned below the side plate;
the inner side surface of the Y-axis rail is connected with the outer side surface of the corresponding second limiting flange plate in an abutting mode.
A first linear rail pressing block and a second linear rail pressing block which are connected to the outer side face of the Z-axis rail and the outer side face of the Y-axis rail in an abutting mode are arranged on the outer side face of the side plate;
the lateral surface of the lateral plate is provided with a first limit strip which is connected to the rear part of the first linear rail pressure block in a leaning manner and a second limit strip which is connected to the upper part of the second linear rail pressure block in a leaning manner, and the first limit strip, the second limit strip and the lateral plate are of an integrated structure.
The Z-axis assembly comprises a Z-axis lead screw arranged at the front part of the front vertical plate and positioned behind the Z-axis rail, an upper bearing frame connected to the upper part of the Z-axis lead screw, a lower bearing frame connected to the lower part of the Z-axis lead screw, a Z-axis lead screw sleeve in transmission connection with the Z-axis lead screw, a Z-axis sliding table in transmission connection with the Z-axis rail through a Z-axis sliding block and fixedly connected with the Z-axis lead screw sleeve, a Z-axis fixing seat arranged on the upper transverse plate and a Z-axis motor arranged on the Z-axis fixing seat;
the upper bearing frame is arranged on the upper transverse plate, the lower bearing frame is arranged on the front vertical plate, and the Z-axis lead screw penetrates out of the upper bearing frame upwards and is in transmission connection with a motor shaft of the Z-axis motor.
The Y-axis assembly comprises a Y-axis screw rod arranged below the lower transverse plate, a rear support frame connected to the rear part of the Y-axis screw rod, a Y-axis screw rod sleeve in transmission connection with the Y-axis screw rod, a connecting plate in transmission connection with a Y-axis linear rail through a Y-axis sliding block and fixedly connected with the Y-axis screw rod sleeve, a Y-axis fixing seat arranged at the rear part of the rear vertical plate and a Y-axis motor arranged at the rear part of the Y-axis fixing seat;
the front vertical plate is provided with a Y-axis bearing in transmission connection with the front part of the Y-axis lead screw, the Y-axis lead screw penetrates out of the rear vertical plate backwards and is in transmission connection with a motor shaft of a Y-axis motor, and the rear support frame is arranged on the rear vertical plate.
Comprises an X shaft component;
the X-axis assembly comprises a base, two X-axis rails arranged on the base at intervals, an X-axis lead screw arranged in the base and positioned between the two X-axis rails, an X-axis lead screw sleeve in transmission connection with the X-axis lead screw, an X-axis fixing seat arranged on the right side of the base, an X-axis motor arranged on the right side of the X-axis fixing seat and a right support frame connected to the right side of the X-axis lead screw;
the X-axis lead screw penetrates out of the base rightwards and is in transmission connection with a motor shaft of an X-axis motor, an X-axis bearing in transmission connection with the left side of the X-axis lead screw is arranged on the left side of the base, and the right supporting frame is arranged on the right part of the base;
the connecting plate is connected to the X-axis linear rail in a transmission mode through the X-axis sliding block and fixedly connected with the X-axis lead screw sleeve.
The base comprises a bottom plate and a frame-shaped coaming which is arranged on the bottom plate and extends upwards;
the X-axis lead screw is arranged in the frame-shaped coaming, the X-axis bearing is arranged at the left part of the frame-shaped coaming, the right support frame is arranged at the right part of the frame-shaped coaming, and the two X-axis rails are respectively arranged at the front part and the rear part of the upper surface of the frame-shaped coaming;
the frame-shaped coaming is provided with transverse limiting strips which are respectively abutted against and connected with the inner side surface of the X-axis rail;
the front surface and the rear surface of the frame-shaped coaming are provided with third line rail pressure blocks which are abutted against and connected on the outer side surface of the X-axis rail, and the bottom plate is provided with a transverse convex plate which is abutted against and connected with the frame-shaped coaming and connected with the bottom of the third line rail pressure block.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 is an exploded view of an embodiment of the present invention.
Fig. 2 is a schematic structural view of a movable seat according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of a movable seat according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of 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 to 6, the driving structure of the micro machining center includes a movable base 1, a Z-axis assembly disposed at the front of the movable base 1, and a Y-axis assembly disposed at the bottom of the movable base 1;
the Z shaft assembly comprises two Z shaft linear rails 2 arranged on the left side and the right side of the front part of the movable seat 1, and the Y shaft assembly comprises two Y shaft linear rails 3 arranged on the left side and the right side of the bottom of the movable seat 1.
Further, the movable seat 1 comprises two side plates 4 arranged at left and right intervals, a front vertical plate 5, an upper transverse plate 6, a lower transverse plate 7 and a rear vertical plate 8 which are all arranged between the two side plates 4 and are respectively connected with the two side plates 4, and the side plates 4, the front vertical plate 5, the upper transverse plate 6, the lower transverse plate 7 and the rear vertical plate 8 are of an integrated structure.
Namely, the side plate 4, the front vertical plate 5, the upper transverse plate 6, the lower transverse plate 7 and the rear vertical plate 8 are directly processed on a raw material, and the form of the integrated structure is favorable for ensuring and improving the assembly precision between the Z axis rail 2 and the Y axis rail 3.
The front vertical plate 5 is positioned behind the front surface of the side plate 4, and the top of the front vertical plate 5 is connected with the upper transverse plate 6;
the top and bottom surfaces of the front vertical plate 5 are flush with the top and bottom surfaces of the side plates 4, respectively.
The lower transverse plate 7 is positioned above the bottom surface of the side plate 4, the rear part of the lower transverse plate 7 is connected with the rear vertical plate 8, and the lower transverse plate 7 is positioned behind the front vertical plate 5;
two Z axis rails 2 set up respectively in the front surface of two curb plates 4, and two Y axis rails 3 set up respectively in the bottom of two curb plates 4, realize the installation of Z axis rail 2 and Y axis rail 3.
Further, the upper transverse plate 6 is fixedly connected to the top of the side plate 4, and the rear vertical plate 8 is fixedly connected to the rear of the side plate 4.
Furthermore, a first through hole 9 penetrating through the left side surface and the right side surface of the side plate 4 is formed in the side plate 4, and the first through hole 9 is positioned behind the front vertical plate 5 and above the lower transverse plate 7;
in this embodiment, the number of the first through holes 9 on each side plate 4 is two and the first through holes are arranged at intervals up and down.
A second through hole 10 is arranged between the front vertical plate 5 and the lower transverse plate 7.
The provision of the first through holes 9 and the second through holes 10 contributes to reducing the overall mass of the mobile seat 1.
Further, a first limiting edge plate 11 and a second limiting edge plate 12 are arranged on the inner side of the side plate 4, and the first limiting edge plate 11, the second limiting edge plate 12 and the side plate 4 are of an integrated structure;
the first limiting flange 11 and the second limiting flange 12 are connected and are in an L shape.
The first limiting edge plate 11 extends along the height direction of the side plate 4, and the front surface of the first limiting edge plate 11 is positioned in front of the side plate 4;
the inner side surface of the Z-axis rail 2 is connected with the outer side surface of the corresponding first limiting flange 11 in an abutting mode, and the Z-axis rail 2 is convenient to mount and position.
The second limiting edge plate 12 extends along the front-back direction of the side plate 4, and the bottom surface of the second limiting edge plate 12 is positioned below the side plate 4;
the inner side surface of the Y-axis rail 3 is connected with the outer side surface of the corresponding second limiting flange plate 12 in an abutting mode, and the Y-axis rail 3 is convenient to mount and position.
Furthermore, a first line rail pressure block 13 and a second line rail pressure block 14 which are abutted and connected with the outer side surface of the Z-axis rail 2 and the outer side surface of the Y-axis rail 3 are arranged on the outer side surface of the side plate 4;
the first linear rail pressing block 13 and the second linear rail pressing block 14 are used for limiting the installation positions of the Z-axis rail 2 and the Y-axis rail 3 respectively and ensuring the assembly precision of the Z-axis rail 2 and the Y-axis rail 3.
The outer side surface of the side plate 4 is provided with a first limiting strip 15 connected to the rear part of the first line rail pressing block 13 in a propping mode and a second limiting strip 16 connected to the upper part of the second line rail pressing block 14 in a propping mode, and the first limiting strip 15, the second limiting strip 16 and the side plate 4 are of an integrated structure.
The first limit strip 15 extends along the height direction of the side plate 4, the second limit strip 16 extends along the front-back direction, and the first limit strip 15 and the second limit strip 16 are connected and are in an L shape.
Furthermore, the Z-axis assembly comprises a Z-axis screw rod 17 which is arranged in front of the front vertical plate 5 and is positioned behind the Z-axis rail 2, an upper bearing frame 18 connected to the upper part of the Z-axis screw rod 17, a lower bearing frame 19 connected to the lower part of the Z-axis screw rod 17, a Z-axis screw rod sleeve 20 which is in transmission connection with the Z-axis screw rod 17, a Z-axis sliding table 22 which is in transmission connection with the Z-axis rail 2 through a Z-axis sliding block 21 and is fixedly connected with the Z-axis screw rod sleeve 20, a Z-axis fixing seat 23 arranged on the upper transverse plate 6 and a Z-axis motor 24 arranged on the Z-axis fixing seat 23;
and bearings in transmission connection with the Z-axis lead screw 17 are arranged in the upper bearing frame 18 and the lower bearing frame 19.
The first limiting flange plate 11, the second limiting flange plate 12, the first limiting strip 15 and the second limiting strip 16 are all located behind the Z-axis sliding block 21 and cannot interfere with the Z-axis sliding block 21.
An executing assembly is arranged on the Z-axis sliding table 22 and comprises a gear transmission box 48 arranged at the front part of the Z-axis sliding table 22, an executing motor 49 of which the output end is in transmission connection with the input end of the gear transmission box 48 and is positioned at the top of the gear transmission box 48, and a cutter head assembly 72 of which the input end is connected with the output end of the gear transmission box 48 and is positioned at the bottom of the gear transmission box 48.
The upper bearing frame 18 is arranged on the upper transverse plate 6, the lower bearing frame 19 is arranged on the front vertical plate 5, and the Z-axis lead screw 17 penetrates through the upper bearing frame 18 upwards and is in transmission connection with a motor shaft of the Z-axis motor 24.
Further, the Y-axis assembly comprises a Y-axis lead screw 25 arranged below the lower transverse plate 7, a rear support frame 26 connected to the rear portion of the Y-axis lead screw 25, a Y-axis lead screw sleeve 27 connected to the Y-axis lead screw 25 in a transmission manner, a connecting plate 29 connected to the Y-axis linear rail 3 in a transmission manner through a Y-axis slider 28 and fixedly connected with the Y-axis lead screw sleeve 27, a Y-axis fixing seat 30 arranged at the rear portion of the rear vertical plate 8, and a Y-axis motor 31 arranged at the rear portion of the Y-axis fixing seat 30;
and the rear support frame 26 is provided with a bearing in transmission connection with the Y-axis screw rod 25.
The first limiting flange 11, the second limiting flange 12, the first limiting strip 15 and the second limiting strip 16 are all located above the Y-axis sliding block 28 and cannot interfere with the Y-axis sliding block 28.
The front vertical plate 5 is provided with a Y-axis bearing 32 in transmission connection with the front part of the Y-axis lead screw 25, the Y-axis lead screw 25 penetrates out of the rear vertical plate 8 backwards and is in transmission connection with a motor shaft of a Y-axis motor 31, and the rear supporting frame 26 is arranged on the rear vertical plate 8.
Further, an X-axis assembly is included;
the X-axis assembly comprises a base 33, two X-axis rails 34 arranged on the base 33 at intervals in the front-back direction, an X-axis lead screw 35 arranged in the base 33 and located between the two X-axis rails 34, an X-axis lead screw sleeve 36 in transmission connection with the X-axis lead screw 35, an X-axis fixing seat 37 arranged on the right side of the base 33, an X-axis motor 38 arranged on the right side of the X-axis fixing seat 37 and a right supporting frame 39 connected to the right side of the X-axis lead screw 35;
the longitudinal direction of the X-axis rail 34 is the same as the lateral direction of the drive structure.
And the right support frame 39 is provided with a bearing in transmission connection with the X-axis lead screw 35.
The X-axis screw 35 penetrates out of the base 33 rightwards and is in transmission connection with a motor shaft of an X-axis motor 38, an X-axis bearing 40 in transmission connection with the left side of the X-axis screw 35 is arranged on the left side of the base 33, and a right supporting frame 39 is arranged on the right part of the base 33;
the connecting plate 29 is connected to the X-axis linear rail 34 through an X-axis sliding block 41 in a transmission manner and is fixedly connected with the X-axis lead screw sleeve 36.
The structure of a moving table matched with the Y-axis assembly does not need to be additionally arranged, and the connecting plate 29 with a smaller volume is adopted to replace the moving table, so that the driving structure is simplified, and the miniaturization of a machining center is facilitated.
Further, the base 33 includes a bottom plate 42 and a frame-shaped enclosing plate 43 disposed on the bottom plate 42 and extending upward;
the driving structure of the micro-machining center is arranged on a workbench 47 of the micro-machining center, and specifically, the bottom plate 42 is fixedly arranged on the workbench 47.
The micro-machining center comprises a control device arranged inside the workbench 47, and the Z-axis motor 24, the Y-axis motor 31, the X-axis motor 38 and the execution motor 49 are electrically connected with the control device through lines respectively.
The X-axis lead screw 35 is arranged in a frame-shaped coaming 43, the X-axis bearing 40 is arranged at the left part of the frame-shaped coaming 43, the right support frame 39 is arranged at the right part of the frame-shaped coaming 43, and the two X-axis rails 34 are respectively arranged at the front part and the rear part of the upper surface of the frame-shaped coaming 43;
the frame-shaped coaming 43 is provided with transverse limiting strips 44 which are respectively abutted against and connected with the inner side surface of the X-axis rail 34;
the front surface and the rear surface of the frame-shaped coaming 43 are provided with third line rail pressure blocks 45 which are abutted against and connected on the outer side surface of the X-axis rail 34, and the bottom plate 42 is provided with a transverse convex plate 46 which is abutted against and connected with the bottom of the third line rail pressure block 45 and is connected with the frame-shaped coaming 43.
The transverse limiting strip 44 and the third linear rail pressing block 45 are both positioned below the X-axis sliding block 41 and cannot interfere with the X-axis sliding block 41.
The arrangement of the transverse limiting strip 44 and the third line rail pressing block 45 is used for limiting the position of the X-axis lead screw 35, and the assembly precision of the X-axis lead screw 35 is guaranteed.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and not for the purpose of limiting the same, and the appended claims are intended to cover all such modifications, equivalents, and alternatives falling within the scope of the present invention.
Claims (10)
1. A driving structure of a micro machining center is characterized by comprising a moving seat (1), a Z shaft assembly arranged at the front part of the moving seat (1) and a Y shaft assembly arranged at the bottom of the moving seat (1);
the Z shaft assembly comprises two Z shaft linear rails (2) arranged on the left side and the right side of the front portion of the moving seat (1), and the Y shaft assembly comprises two Y shaft linear rails (3) arranged on the left side and the right side of the bottom of the moving seat (1).
2. The driving structure of the micro machining center according to claim 1, wherein the moving base (1) comprises two side plates (4) arranged at left and right intervals, and a front vertical plate (5), an upper transverse plate (6), a lower transverse plate (7) and a rear vertical plate (8) which are arranged between the two side plates (4) and respectively connect the two side plates (4), wherein the side plates (4), the front vertical plate (5), the upper transverse plate (6), the lower transverse plate (7) and the rear vertical plate (8) are of an integral structure;
the front vertical plate (5) is positioned behind the front surface of the side plate (4), and the top of the front vertical plate (5) is connected with the upper transverse plate (6);
the lower transverse plate (7) is positioned above the bottom surface of the side plate (4), the rear part of the lower transverse plate (7) is connected with the rear vertical plate (8), and the lower transverse plate (7) is positioned behind the front vertical plate (5);
two Z axis rails (2) are respectively arranged on the front surfaces of the two side plates (4), and two Y axis rails (3) are respectively arranged at the bottoms of the two side plates (4).
3. The driving structure of the micro machining center according to claim 2, wherein the upper transverse plate (6) is fixedly connected to the top of the side plate (4), and the rear vertical plate (8) is fixedly connected to the rear of the side plate (4).
4. The driving structure of the micro machining center according to claim 2, characterized in that the side plate (4) is provided with a first through hole (9) penetrating through the left side surface and the right side surface thereof, and the first through hole (9) is positioned behind the front vertical plate (5) and above the lower transverse plate (7);
and a second through hole (10) is formed between the front vertical plate (5) and the lower transverse plate (7).
5. The driving structure of the micro machining center according to claim 2, characterized in that the inner side of the side plate (4) is provided with a first limiting flange (11) and a second limiting flange (12), and the first limiting flange (11), the second limiting flange (12) and the side plate (4) are of an integral structure;
the first limiting edge plate (11) extends along the height direction of the side plate (4), and the front surface of the first limiting edge plate (11) is positioned in front of the side plate (4);
the inner side surface of the Z-axis rail (2) is connected with the outer side surface of the corresponding first limiting flange plate (11) in an abutting mode;
the second limiting edge plate (12) extends along the front-back direction of the side plate (4), and the bottom surface of the second limiting edge plate (12) is positioned below the side plate (4);
the inner side surface of the Y-axis rail (3) is connected with the outer side surface of the corresponding second limiting flange plate (12) in an abutting mode.
6. The driving structure of the micro machining center according to claim 5, wherein the outer side surface of the side plate (4) is provided with a first wire track pressing block (13) and a second wire track pressing block (14) which are abutted and connected with the outer side surface of the Z-axis wire track (2) and the outer side surface of the Y-axis wire track (3);
the lateral surface of the lateral plate (4) is provided with a first limit strip (15) connected to the rear part of the first linear rail pressing block (13) in a leaning manner and a second limit strip (16) connected to the upper part of the second linear rail pressing block (14) in a leaning manner, and the first limit strip (15), the second limit strip (16) and the lateral plate (4) are of an integrated structure.
7. The driving structure of the micro machining center according to claim 2, wherein the Z-axis assembly comprises a Z-axis lead screw (17) arranged in front of the front vertical plate (5) and behind the Z-axis rail (2), an upper bearing frame (18) connected to the upper portion of the Z-axis lead screw (17), a lower bearing frame (19) connected to the lower portion of the Z-axis lead screw (17), a Z-axis lead screw sleeve (20) connected to the Z-axis lead screw (17) in a transmission manner, a Z-axis sliding table (22) connected to the Z-axis rail (2) in a transmission manner through a Z-axis slider (21) and fixedly connected with the Z-axis lead screw sleeve (20), a Z-axis fixing seat (23) arranged on the upper horizontal plate (6), and a Z-axis motor (24) arranged on the Z-axis fixing seat (23);
the upper bearing frame (18) is arranged on the upper transverse plate (6), the lower bearing frame (19) is arranged on the front vertical plate (5), and the Z-axis lead screw (17) penetrates out of the upper bearing frame (18) upwards and is in transmission connection with a motor shaft of the Z-axis motor (24).
8. The driving structure of the micro-machining center according to claim 7, wherein the Y-axis assembly comprises a Y-axis lead screw (25) arranged below the lower transverse plate (7), a rear support frame (26) connected to the rear portion of the Y-axis lead screw (25), a Y-axis lead screw sleeve (27) in transmission connection with the Y-axis lead screw (25), a connecting plate (29) in transmission connection with the Y-axis linear rail (3) through a Y-axis slider (28) and fixedly connected with the Y-axis lead screw sleeve (27), a Y-axis fixing seat (30) arranged at the rear portion of the rear vertical plate (8), and a Y-axis motor (31) arranged at the rear portion of the Y-axis fixing seat (30);
be equipped with Y axle bearing (32) of being connected with the anterior transmission of Y axle lead screw (25) on preceding vertical board (5), Y axle lead screw (25) are worn out back vertical board (8) and are connected with the motor shaft transmission of Y axle motor (31) backward, back support frame (26) set up on back vertical board (8).
9. The micro-machining center drive structure of claim 8, comprising an X-axis assembly;
the X-axis assembly comprises a base (33), two X-axis rails (34) which are arranged on the base (33) at intervals from front to back, an X-axis lead screw (35) which is arranged in the base (33) and is positioned between the two X-axis rails (34), an X-axis lead screw sleeve (36) which is in transmission connection with the X-axis lead screw (35), an X-axis fixing seat (37) which is arranged on the right side of the base (33), an X-axis motor (38) which is arranged on the right side of the X-axis fixing seat (37) and a right supporting frame (39) which is connected to the right side of the X-axis lead screw (35);
the X-axis lead screw (35) penetrates out of the base (33) rightwards and is in transmission connection with a motor shaft of an X-axis motor (38), an X-axis bearing (40) in transmission connection with the left side of the X-axis lead screw (35) is arranged on the left side of the base (33), and a right supporting frame (39) is arranged on the right part of the base (33);
the connecting plate (29) is connected to the X-axis linear rail (34) in a transmission mode through an X-axis sliding block (41) and is fixedly connected with the X-axis lead screw sleeve (36).
10. The driving structure of a micro machining center according to claim 9, wherein the base (33) includes a bottom plate (42) and a frame-shaped surrounding plate (43) provided on the bottom plate (42) and extending upward;
the X-axis lead screw (35) is arranged in a frame-shaped coaming (43), the X-axis bearing (40) is arranged at the left part of the frame-shaped coaming (43), the right support frame (39) is arranged at the right part of the frame-shaped coaming (43), and the two X-axis linear rails (34) are respectively arranged at the front part and the rear part of the upper surface of the frame-shaped coaming (43);
the frame-shaped coaming (43) is provided with transverse limiting strips (44) which are respectively abutted and connected to the inner side surface of the X-axis linear rail (34);
the front surface and the rear surface of the frame-shaped coaming (43) are provided with third linear rail pressure blocks (45) which are abutted against and connected on the outer side surface of the X-axis linear rail (34), and the bottom plate (42) is provided with a transverse convex plate (46) which is abutted against and connected with the bottom of the third linear rail pressure block (45) and is connected with the frame-shaped coaming (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922290623.8U CN211814649U (en) | 2019-12-19 | 2019-12-19 | Driving structure of micro machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922290623.8U CN211814649U (en) | 2019-12-19 | 2019-12-19 | Driving structure of micro machining center |
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| Publication Number | Publication Date |
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| CN211814649U true CN211814649U (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922290623.8U Expired - Fee Related CN211814649U (en) | 2019-12-19 | 2019-12-19 | Driving structure of micro machining center |
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| Country | Link |
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| CN (1) | CN211814649U (en) |
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2019
- 2019-12-19 CN CN201922290623.8U patent/CN211814649U/en not_active Expired - Fee Related
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