Multi-station processing drilling and milling machine tool based on blind holes of pipes
阅读说明:本技术 基于管材盲孔的多工位加工钻铣机床 (Multi-station processing drilling and milling machine tool based on blind holes of pipes ) 是由 杨欣欣 刘华彤 刘建明 李�杰 宁成龙 何志 吴猛 于 2019-11-06 设计创作,主要内容包括:基于管材盲孔的多工位加工钻铣机床,属于机械加工领域。本发明的基于管材盲孔的多工位加工钻铣机床,包括:主轴箱、1号钻铣头、固定卡盘、机床底座、水平调整座、2号钻铣头、直线滑道导轨、直线滚珠丝杠、螺旋式排屑机、排屑小车、拖动伺服电机、丝母和左右调节机构。本发明的基于管材盲孔的多工位加工钻铣机床,其直线运动和旋转运动均采用伺服电机提供动力,直线定位精度控制在0.005毫米,旋转定位精度5弧分,可以完全满足管材加工精度要求。本发明减少了操作人员的参与,降低了工作强度,提高了工作效率,具有操作简单、劳动强度小、省时省力等优点。(A multi-station processing drilling and milling machine tool based on a blind hole of a pipe belongs to the field of machining. The invention discloses a multi-station processing drilling and milling machine tool based on a blind hole of a pipe, which comprises: the numerical control drilling and milling machine comprises a main shaft box, a No. 1 drilling and milling head, a fixed chuck, a machine tool base, a horizontal adjusting seat, a No. 2 drilling and milling head, a linear slideway guide rail, a linear ball screw, a spiral chip removal machine, a chip removal trolley, a dragging servo motor, a screw nut and a left-right adjusting mechanism. According to the multi-station processing drilling and milling machine tool based on the blind holes of the pipes, the servo motor is adopted to provide power for linear motion and rotary motion, the linear positioning precision is controlled to be 0.005 mm, the rotary positioning precision is 5 arc minutes, and the requirement for the processing precision of the pipes can be completely met. The invention reduces the participation of operators, reduces the working intensity, improves the working efficiency, and has the advantages of simple operation, low labor intensity, time and labor saving, and the like.)
1. Multistation processing bores milling machine tool based on tubular product blind hole, its characterized in that includes:
a machine tool base (4) with chip removal holes (410) on two sides of the front end;
two linear slideway guide rails (7) which are arranged at two sides of a machine tool base (4) along the axis of the machine tool;
the spindle box (1) is slidably arranged on the two linear slideway guide rails (7);
the fixed chuck (3) is fixed at the rear end of the machine tool base (4) along the axis of the machine tool, and the fixed chuck (3) is arranged opposite to the spindle box (1);
a dragging servo motor (11) fixed at the front end of the machine tool base (4) along the axis of the machine tool;
the linear ball screw (8) is fixed in the middle of the machine tool base (4) along the axis of the machine tool, and the other end of the linear ball screw (8) is connected with a dragging servo motor (11);
the lower end of the spindle box (1) is connected with the linear ball screw (8) through the screw nut (12);
the number 1 drilling and milling head (2) is arranged on one side of a machine tool base (4), and the number 1 drilling and milling head (2) can move left and right;
a No. 2 drilling and milling head (6) fixed on the other side of the machine tool base (4);
a plurality of horizontal adjusting seats (5) arranged at the lower end of the machine tool base (4);
the spiral chip removal machine (9) is arranged on the machine tool base (4), the spiral chip removal machine (9) comprises two rotating shafts with threads, and the two rotating shafts are respectively arranged on two sides of the machine tool base (4) along the axis of the machine tool;
a chip removal trolley (10) is placed below the front end of the machine tool base (4), and the upper end of the chip removal trolley is aligned with the chip removal hole (410).
2. The multi-station machining, drilling and milling machine tool based on the blind holes of the pipes as claimed in claim 1, characterized in that the machine tool base (4) comprises:
a fixed support seat (401);
a trolley mounting hole (409) which is arranged below the front end of the fixed support seat (401) and is positioned below the chip removal hole (410);
a fixed chuck mounting seat (403) arranged above the rear end of the fixed support seat (401);
the number 1 drilling and milling head mounting seats (405) are mounted above the left side of the fixed supporting seat (401), the upper end face of each number 1 drilling and milling head mounting seat (405) is provided with two T-shaped guide rail grooves, and the number 1 drilling and milling head (2) is mounted on the two number 1 drilling and milling head mounting seats (405);
the two No. 2 drilling and milling head mounting seats (402) are mounted above the right side of the fixed supporting seat (401), the upper end face of each No. 2 drilling and milling head mounting seat (402) is provided with two T-shaped guide rail grooves, and the No. 2 drilling and milling head (6) is mounted on the two No. 2 drilling and milling head mounting seats (402);
the servo motor dragging mechanism comprises a fixed chuck mounting seat (403), a linear ball screw mounting seat (404) and a dragging servo motor mounting seat (408) which are all mounted on the axis of a fixed supporting seat (401), the dragging servo motor mounting seat (408) is mounted at the front end of the fixed supporting seat (401), the fixed chuck mounting seat (403) is mounted at the rear end of the fixed supporting seat (401), the linear ball screw mounting seat (404) is located between the dragging servo motor mounting seat (408) and the fixed chuck mounting seat (403), a fixed chuck (3) is fixed on the fixed chuck mounting seat (403), a dragging servo motor (11) is fixed on the dragging servo motor mounting seat (408), one end of a linear ball screw (8) is mounted on the linear ball screw mounting seat (404), and the other end of the linear ball screw (8) is connected with the dragging servo motor (11);
the mounting seat (406) is fixed between the two No. 1 drilling and milling head mounting seats (405), and the lower end of the No. 1 drilling and milling head (2) is connected with the mounting seat (406);
two linear slideway guide rail mounting seats (407) are mounted on two sides of the fixed supporting seat (401) along the axis of the machine tool, and the two linear slideway guide rails (7) are respectively mounted on the two linear slideway guide rail mounting seats (407) in a one-to-one correspondence mode.
3. The multi-station machining, drilling and milling machine tool based on the blind holes of the pipes as claimed in claim 2, further comprising a left-right adjusting mechanism installed between two No. 1 drilling and milling head installation seats (405), wherein the left-right adjusting mechanism comprises: a screw rod fixing seat (15) and a screw rod driving motor which are fixed on the fixed supporting seat (401), a screw rod (13) with one end fixed on the screw rod fixing seat (15) and the other end connected with a driving shaft of the screw rod driving motor, and a screw rod nut (14) arranged on the screw rod (13); the middle position of the lower end of the No. 1 drilling and milling head (2) is fixed on the screw rod nut (14), the screw rod driving motor is started to drive the screw rod (13) to rotate around the axis of the screw rod, the screw rod nut (14) is driven to move along the screw rod (13), and meanwhile, the No. 1 drilling and milling head (2) is driven to move left and right.
4. The multi-station machining drilling and milling machine tool based on blind holes of pipes according to claim 2, characterized in that the fixed chuck (3) comprises: fix fixed chuck base (301) on fixed bolster (401), fix annular chuck (302) in fixed chuck base (301) upper end, three from centering jack catch (303) on annular chuck (302) evenly distributed, be the through-hole in the middle of annular chuck (302), tubular product passes from the through-hole, through three fixed tubular product outer wall from centering jack catch (303).
5. The multistation processing drilling and milling machine tool based on the blind hole of the pipe material is characterized in that the structure sizes of the No. 1 drilling and milling head (2) and the No. 2 drilling and milling head (6) are the same, and the No. 1 drilling and milling head (2) comprises: the lower end of the sliding plate base (207) is provided with two strip-shaped first sliding blocks (2071), one first sliding block (2071) is correspondingly arranged between two T-shaped guide rail grooves on one No. 1 drilling and milling head mounting seat (405), and the other first sliding block (2071) is correspondingly arranged between two T-shaped guide rail grooves on the other No. 1 drilling and milling head mounting seat (405);
linear roller guide rails (205) respectively installed on both sides of the upper end of the sliding plate base (207);
four second sliding blocks (211) are slidably mounted on the two linear roller guide rails (205), and two second sliding blocks (211) are mounted on each linear roller guide rail (205);
a rotating mechanism mounting seat (209) fixed on the four second sliding blocks (211);
a three-phase motor mounting seat (210) fixed on the rear end face of the rotating mechanism mounting seat (209);
the three-phase motor (203) is fixed on the three-phase motor mounting seat (210);
a measuring mechanism mounting plate (208) fixed on the side end surface of the rotating mechanism mounting seat (209);
a measuring mechanism (202) fixed on the measuring mechanism mounting plate (208);
a drilling and milling cutter (201) fixed on the front end surface of the rotating mechanism mounting seat (209);
the drilling and milling cutter (201) is connected with a three-phase motor (203) through the rotating mechanism; starting a three-phase motor (203) to drive a rotating mechanism to drive a drilling and milling cutter (201) to rotate for cutting;
a feeding servo motor (206) which is arranged on the sliding plate base (207) and is positioned between the two linear roller guide rails (205);
the linear ball screw (204) is positioned between the two linear roller guide rails (205), one end of the linear ball screw (204) is connected with the sliding plate base (207), the other end of the linear ball screw is connected with the feeding servo motor (206), and a nut seat of the linear ball screw (204) is connected with the lower end of the rotating mechanism mounting seat (209); and starting a feeding servo motor (206) to drive a linear ball screw (204) to rotate and drive a rotating mechanism mounting seat (209) to move along two linear roller guide rails (205).
6. The multi-station machining, drilling and milling machine tool based on the blind holes of the pipes as claimed in claim 5, characterized in that the measuring mechanism (202) comprises:
a guide rail groove (2021) arranged at the upper end of the measuring mechanism mounting plate (208);
a sliding block (2023) installed on the guide rail groove (2021), wherein the sliding block (2023) can slide left and right and can be locked;
a proximity switch (2022) fixed to the slider (2023);
two first linear optical axis bearings (2029) which are respectively arranged along the middle axis of the measuring mechanism mounting plate (208) and are respectively positioned at the two ends of the measuring mechanism mounting plate (208);
a long linear optical axis guide rail (2027) passing through the centers of the two first linear optical axis bearings (2029) and fixed by two fixing rings (2026), the two fixing rings (2026) being located between the two first linear optical axis bearings (2029);
a coolant connection (2031) connected to the right side of the long linear optical axis guide (2027);
the spring (2025) is sleeved on the long linear optical axis guide rail (2027), and two ends of the spring (2025) respectively abut against the fixed ring (2026) and the right first linear optical axis bearing (2029);
two second linear optical axis bearings (2030) arranged at the lower end of the measuring mechanism mounting plate (208);
a short linear optical axis guide rail (2028) passing through the centers of the two second linear optical axis bearings (2030) and fixed by two fixing rings (2026), the two fixing rings (2026) being located between the two second linear optical axis bearings (2030);
the proximity switch touch plate (2024) is fixed on the four fixing rings (2026), the proximity switch touch plate (2024) is perpendicular to the guide rail groove (2021), the long linear optical axis guide rail (2027) and the short linear optical axis guide rail (2028) respectively, the spring (2025) is positioned between the proximity switch touch plate (2024) and the right first linear optical axis bearing (2029), and the long linear optical axis guide rail (2027) and the short linear optical axis guide rail (2028) penetrate through the proximity switch touch plate (2024).
7. The multi-station machining, drilling and milling machine tool based on the blind holes of the pipes as claimed in claim 1, characterized in that the headstock (1) comprises:
the spindle box base (101) is fixedly connected with the screw nut (12), and the spindle box base (101) comprises a left vertical plate, a right vertical plate and a bottom plate;
the dragging chuck (102) is installed in the middle of the front surface of a left vertical plate of the main spindle box base (101), and a through hole is formed in the middle of the dragging chuck (102) and used for installing a pipe;
the pipe outer wall is fixed through the three self-centering clamping jaws (105);
a rotary servo motor (104) fixed on the rear surface of the right vertical plate of the main spindle box base (101);
the third sliding blocks 106 are arranged on two sides of the lower surface of the main spindle box base (101), and the third sliding blocks 106 are all arranged on the two linear slideway guide rails (7);
and the mechanical transmission system (103) is arranged between the left vertical plate and the right vertical plate of the main spindle box base (101), and the mechanical transmission system (103) is connected with a motor shaft of the rotary servo motor (104).
8. The multi-station machining, drilling and milling machine tool based on the blind holes in the pipes is characterized in that the dragging chuck (102) is a pneumatic chuck or a hydraulic chuck.
9. The multi-station machining, drilling and milling machine tool based on blind holes in pipes according to claim 7, characterized in that the mechanical transmission system (103) comprises: a bull gear (1031), a large tensioning sleeve (1032), a rotating main shaft (1033), a main shaft lock nut (1034), a pinion gear (1035), a small tensioning sleeve (1036), a coupling (1037), a small transmission shaft (1038), a 61844 bearing (1039) and a 6209 bearing (1040); two 61844 bearings (1039) are respectively embedded in a left vertical plate and a right vertical plate of a main spindle box base (101), two ends of a rotating main shaft (1033) are respectively in press fit with the two 61844 bearings (1039), and a main shaft locking nut (1034) is locked through the threaded fit at the right end of the rotating main shaft (1033); the large tensioning sleeve (1032) tightly tensions the large gear (1031) at the left end of the rotating main shaft (1033) and close to the inner side of a left vertical plate of the main shaft box base (101); two 6209 bearings (1040) are respectively embedded on the upper sides of a left vertical plate and a right vertical plate of a main spindle box base (101), and two ends of a small transmission shaft (1038) are respectively in press fit with the two 6209 bearings (1040); the small tensioning sleeve (1036) tightly tensions the pinion (1035) at the left end of the small transmission shaft (1038) and close to the inner side of a left vertical plate of the main spindle box base (101), and the pinion (1035) is meshed and connected with the large gear (1031); the coupler (1037) is arranged between the small transmission shaft (1038) and the rotary servo motor (104), and the small transmission shaft (1038) is mechanically connected with a motor shaft of the rotary servo motor (104) through the coupler (1037); the dragging chuck (102) is fixed on the rotating main shaft (1033);
the rotary servo motor (104) is started, the small transmission shaft (1038) is driven to rotate through the coupler (1037), the pinion (1035) rotates to drive the meshed gearwheel (1031) to rotate, and the gearwheel (1031) transmits rotating torque to the rotary spindle (1033) through the large tensioning sleeve (1032) to drive the dragging chuck (102) to rotate and position at any angle.
10. The multi-station machining, drilling and milling machine tool based on the blind holes of the pipes as claimed in claim 1, characterized in that the fixed chuck (3) is a pneumatic chuck or a hydraulic chuck.
Technical Field
The invention belongs to the technical field of machining, and particularly relates to a multi-station machining drilling and milling machine tool based on a blind hole of a pipe.
Background
The blind hole processing of traditional tubular product adopts the brill milling machine of single-end to reform transform and form, and it adopts manual mobilizable dolly, and the dolly has dividing head rotation function, sets up the three-jaw chuck of center lathe on the dolly, and the removal of the dress card tubular product of dolly needs artifical promotion to provide power, and the location is leaned on the manual work to insert the locating pin on the dolly hole location of the locating plate of lathe bed, and the rotation of tubular product is leaned on the hand rotation of dividing head. The positioning trolley has the advantages that the positioning trolley is simple in structure, but gaps are reserved between the positioning pins and the positioning holes, the positioning pins and the positioning holes are in contact friction for a long time, the gaps are larger and larger, and positioning errors are larger and larger. Along with the interval change of processing the blind hole, need the position of the hole of irregularly changing the locating plate to this kind of drilling and milling lathe that adopts the single-end needs two operators to cooperate and uses, and one person is responsible for the drilling and milling head and moves processing from top to bottom, and another person is responsible for the linear motion and the rotation angle of tubular product, and the operation is complicated, and working strength is big and waste time and energy.
Disclosure of Invention
The invention provides a multi-station processing drilling and milling machine tool based on a blind hole of a pipe, aiming at solving the problems of large positioning error, complex operation, high labor intensity, time and labor waste of the existing drilling and milling machine tool adopting a single head.
The technical scheme adopted by the invention for solving the technical problem is as follows:
the invention discloses a multi-station processing drilling and milling machine tool based on a blind hole of a pipe, which comprises:
the two sides of the front end of the machine tool base are provided with chip removal holes;
two linear slideway guide rails which are arranged at two sides of a machine tool base along the axis of the machine tool;
the main shaft box is slidably arranged on the two linear slideway guide rails;
the fixed chuck is fixed at the rear end of the machine tool base along the axis of the machine tool and is opposite to the spindle box;
the dragging servo motor is fixed at the front end of the machine tool base along the axis of the machine tool;
the linear ball screw is fixed in the middle of the machine tool base along the axis of the machine tool, and the other end of the linear ball screw is connected with the dragging servo motor;
the lower end of the spindle box is connected with the linear ball screw through the screw nut;
the drilling and milling head No. 1 is arranged on one side of a base of the machine tool, and the drilling and milling head No. 1 can move left and right;
the No. 2 drilling and milling head is fixed on the other side of the machine tool base;
a plurality of horizontal adjusting seats arranged at the lower end of the machine tool base;
the spiral chip removal machine is arranged on the machine tool base and comprises two rotating shafts with threads, and the two rotating shafts are respectively arranged on two sides of the machine tool base along the axis of the machine tool;
the chip removal trolley is placed below the front end of the machine tool base, and the upper end of the chip removal trolley is aligned with the chip removal hole.
Further, the machine tool base includes:
fixing the supporting seat;
a trolley mounting hole which is arranged below the front end of the fixed supporting seat and is positioned below the chip removal hole;
a fixed chuck mounting seat arranged above the rear end of the fixed supporting seat;
the number 1 drilling and milling head mounting seats are arranged above the left side of the fixed supporting seat, the upper end face of each number 1 drilling and milling head mounting seat is provided with two T-shaped guide rail grooves, and the number 1 drilling and milling head is arranged on the two number 1 drilling and milling head mounting seats;
the two No. 2 drilling and milling head mounting seats are mounted above the right side of the fixed supporting seat, two T-shaped guide rail grooves are formed in the upper end face of each No. 2 drilling and milling head mounting seat, and the No. 2 drilling and milling heads are mounted on the two No. 2 drilling and milling head mounting seats;
the servo motor dragging mechanism comprises a fixed chuck mounting seat, a linear ball screw mounting seat and a dragging servo motor mounting seat which are all mounted on the axis of a fixed supporting seat, wherein the dragging servo motor mounting seat is mounted at the front end of the fixed supporting seat, the fixed chuck mounting seat is mounted at the rear end of the fixed supporting seat, the linear ball screw mounting seat is positioned between the dragging servo motor mounting seat and the fixed chuck mounting seat, the fixed chuck is fixed on the fixed chuck mounting seat, the dragging servo motor is fixed on the dragging servo motor mounting seat, one end of the linear ball screw is mounted on the linear ball screw mounting seat, and the other end of the linear ball screw is connected with the dragging servo motor;
the mounting seat is fixed between the two No. 1 drilling and milling head mounting seats, and the lower end of the No. 1 drilling and
two linear slideway guide rail mounting seats are arranged on two sides of the fixed supporting seat along the axis of the machine tool, and the two linear slideway guide rails are respectively arranged on the two linear slideway guide rail mounting seats in a one-to-one correspondence manner.
Further, still including installing the left and right adjustment mechanism between two number 1 brill cutter head mount pads, left and right adjustment mechanism includes: the screw rod fixing seat and the screw rod driving motor are fixed on the fixing and supporting seat, one end of the screw rod is fixed on the screw rod fixing seat, the other end of the screw rod is connected with a driving shaft of the screw rod driving motor, and the screw rod nut is installed on the screw rod; the middle position of the lower end of the No. 1 drilling and milling head is fixed on the screw rod nut, the screw rod driving motor is started to drive the screw rod to rotate around the axis of the screw rod driving the screw rod nut 1 to move along the screw rod, and meanwhile, the No. 1 drilling and milling head is driven to move left and right.
Further, the fixing chuck includes: fix the fixed chuck base on the fixed bolster, fix annular chuck, the three self-centering jack catch of evenly distributed on annular chuck in fixed chuck base upper end, be the through-hole in the middle of the annular chuck, tubular product passes from the through-hole, fixes the tubular product outer wall through three self-centering jack catch.
Further, the structure size of the No. 1 brill cutter head is the same with the No. 2 brill cutter head, No. 1 brill cutter head includes: the lower end of the sliding plate base is provided with two strip-shaped first sliding blocks, one first sliding block is correspondingly arranged between two T-shaped guide rail grooves on one No. 1 drilling and milling head mounting seat, and the other first sliding block is correspondingly arranged between two T-shaped guide rail grooves on the other No. 1 drilling and milling head mounting seat;
linear roller guide rails respectively arranged at two sides of the upper end of the sliding plate base;
the four second sliding blocks are slidably arranged on the two linear roller guide rails, and two second sliding blocks are arranged on each linear roller guide rail;
the rotating mechanism mounting seats are fixed on the four second sliding blocks;
the three-phase motor mounting seat is fixed on the rear end surface of the rotating mechanism mounting seat;
the three-phase motor is fixed on the three-phase motor mounting seat;
the measuring mechanism mounting plate is fixed on the side end face of the rotating mechanism mounting seat;
the measuring mechanism is fixed on the measuring mechanism mounting plate;
the drilling and milling cutter is fixed on the front end surface of the rotating mechanism mounting seat;
the drilling and milling cutter is connected with a three-phase motor through the rotating mechanism; starting a three-phase motor to drive a rotating mechanism to drive a drilling and milling cutter to rotate for cutting;
the feeding servo motor is arranged on the sliding plate base and is positioned between the two linear roller guide rails;
the linear ball screw is positioned between the two linear roller guide rails, one end of the linear ball screw is connected with the sliding plate base, the other end of the linear ball screw is connected with the feeding servo motor, and a nut seat of the linear ball screw is connected with the lower end of the rotating mechanism mounting seat; and starting the feeding servo motor to drive the linear ball screw to rotate and drive the rotating mechanism mounting seat to move along the two linear roller guide rails.
Further, the measuring mechanism includes:
the guide rail groove is arranged at the upper end of the measuring mechanism mounting plate;
the sliding block is arranged on the guide rail groove and can slide left and right and be locked;
a proximity switch fixed on the sliding block;
two first linear optical axis bearings which are arranged along the middle axis of the measuring mechanism mounting plate and are respectively positioned at the two ends of the measuring mechanism mounting plate;
the long linear optical axis guide rail penetrates through the centers of the two first linear optical axis bearings and is fixed through two fixing rings, and the two fixing rings are positioned between the two first linear optical axis bearings;
a coolant interface connected to the right side of the long linear optical axis guide rail;
the spring is sleeved on the long linear optical axis guide rail, and two ends of the spring respectively abut against the fixed ring and the first linear optical axis bearing on the right side;
two second linear optical axis bearings arranged at the lower end of the measuring mechanism mounting plate;
the short linear optical axis guide rail penetrates through the centers of the two second linear optical axis bearings and is fixed through two fixing rings, and the two fixing rings are positioned between the two second linear optical axis bearings;
fix proximity switch on four solid fixed rings and meet the board, proximity switch meets the board respectively with guide rail groove, long straight line optical axis guide rail and short straight line optical axis guide between mutually perpendicular, the spring is located between proximity switch meets the board and the first straight line optical axis bearing on right side, long straight line optical axis guide rail and short straight line optical axis guide rail all pass proximity switch and meet the board.
Further, the headstock includes:
the spindle box base is fixedly connected with the nut and comprises a left vertical plate, a right vertical plate and a bottom plate;
the dragging chuck is arranged in the middle of the front surface of the left vertical plate of the main shaft box base, and a through hole is formed in the middle of the dragging chuck and used for installing a pipe;
the pipe fitting clamp comprises three self-centering clamping jaws which are uniformly distributed on the front surface of a dragging chuck, and the outer wall of a pipe is fixed through the three self-centering clamping jaws;
the rotary servo motor is fixed on the rear surface of the right vertical plate of the main shaft box base;
the third sliding blocks are arranged on two sides of the lower surface of the main spindle box base and are all arranged on the two linear slideway guide rails;
and the mechanical transmission system is arranged between the left vertical plate and the right vertical plate of the main spindle box base and is connected with a motor shaft of the rotary servo motor.
Further, the dragging chuck adopts a pneumatic chuck or a hydraulic chuck.
Further, the mechanical transmission system includes: the large gear, the large tensioning sleeve, the rotating main shaft, the main shaft locking nut, the small gear, the small tensioning sleeve, the coupling, the small transmission shaft, the 61844 bearing and the 6209 bearing; two 61844 bearings are respectively embedded in the left vertical plate and the right vertical plate of the spindle box base, two ends of the rotating spindle are respectively in press fit with the two 61844 bearings, and a spindle locking nut is locked by the thread fit at the right end of the rotating spindle; the large tensioning sleeve tightly tensions the large gear at the left end of the rotating main shaft and close to the inner side of a left vertical plate of the main shaft box base; two 6209 bearings are respectively embedded on the upper sides of a left vertical plate and a right vertical plate of a main spindle box base, and two ends of a small transmission shaft are respectively in press fit with the two 6209 bearings; the small tensioning sleeve tightly tensions the small gear at the left end of the small transmission shaft and close to the inner side of a left vertical plate of the base of the spindle box, and the small gear is meshed with the large gear; the coupler is arranged between the small transmission shaft and the rotary servo motor, and the small transmission shaft is mechanically connected with a motor shaft of the rotary servo motor through the coupler; the dragging chuck is fixed on the rotating main shaft;
the rotary servo motor is started, the small transmission shaft is driven to rotate through the coupler, the small gear rotates to drive the meshed big gear to rotate, the big gear transmits rotating torque to the rotary main shaft through the big tensioning sleeve, and the driving dragging chuck rotates and positions at any angle.
Further, the fixed chuck adopts a pneumatic chuck or a hydraulic chuck.
The invention has the beneficial effects that:
according to the multi-station processing drilling and milling machine tool based on the blind holes of the pipes, the servo motor is adopted to provide power for linear motion and rotary motion, the linear positioning precision is controlled to be 0.005 mm, the rotary positioning precision is 5 arc minutes, and the requirement for the processing precision of the pipes can be completely met.
The invention reduces the participation of operators, reduces the working intensity, improves the working efficiency, and has the advantages of simple operation, low labor intensity, time and labor saving, and the like.
Drawings
Fig. 1 is a schematic perspective view of a multi-station machining drilling and milling machine tool based on blind holes of pipes.
Fig. 2 is a front view of the multi-station machining drilling and milling machine tool based on the blind hole of the pipe material shown in fig. 1.
Fig. 3 is a top view of the multi-station processing drilling and milling machine tool based on the blind hole of the pipe material shown in fig. 1.
Fig. 4 is a left side view of the multi-station machining drilling and milling machine tool based on the blind hole of the pipe material shown in fig. 1.
Fig. 5 is a schematic structural diagram of the drilling and milling head.
Fig. 6 is a schematic structural diagram of the spindle head.
Fig. 7 is a schematic structural view of the inside of the side surface of the spindle head.
Fig. 8 is a schematic structural view of a machine tool base.
Fig. 9 is a schematic structural view of the measuring mechanism.
Fig. 10 is a schematic structural view of the fixing chuck.
Fig. 11 is a partial schematic view of the multi-station machining drilling and milling machine tool based on the blind hole of the pipe material shown in fig. 1 (the drilling and milling head and the spindle box of No. 1 are omitted).
In fig. 1: 1. the numerical control drilling and milling machine comprises a main spindle box, a No. 2 drilling and milling head, a No. 1 drilling and milling head, a No. 3 fixing chuck, a No. 4 machine tool base, a No. 5 horizontal adjusting seat, a No. 6 drilling and milling head, a No. 2 drilling and milling head, a No. 7 linear slideway guide rail, a No. 8 linear ball screw, a No. 9 spiral chip removal machine, a No. 10 chip removal trolley, a No. 11 dragging servo motor, a No. 12 screw.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, the multi-station processing drilling and milling machine tool based on the blind hole of the pipe mainly comprises: the numerical control drilling and milling machine comprises a main spindle box 1, a No. 1 drilling and milling
As shown in fig. 8, the
The fixing
No. 1 bores milling
No. 2 bores milling
The fixed
The mounting
Two linear slideway guide
The spindle box 1, the No. 1 drilling and milling
Specifically, the method comprises the following steps:
two linear
Fixing
In the present embodiment, the fixing
The lower end of the No. 1 drilling and milling
The left-right adjusting mechanism is installed between the two No. 1 drilling and milling head installation seats 405.
As shown in fig. 11, the left-right adjustment mechanism includes: the screw rod driving device comprises a
The lower end of the No. 2 drilling and milling
The quantity of
The dragging
One end of the linear ball screw 8 is mounted on the linear ball
The spiral chip removal machine 9 is arranged on the
The
The structure sizes of the No. 1 drilling and milling
The lower end of the sliding
A linear
The rotating mechanism is mounted inside the
A
As shown in fig. 9, the
The
The two first linear
Two second linear
The
The long linear
The measurement principle of the
The installation mode of the No. 2 drilling and milling
As shown in fig. 6, the spindle head 1 mainly includes: a
In this embodiment, the driving
The 6 third sliding
A
The dragging
The
The invention discloses a multi-station processing drilling and milling machine tool based on a blind hole of a pipe, which has the following working principle:
(1) the dragging
(2) The
(3) The
(3) The fixing
(4) Starting a dragging
(5) And (3) clamping the pipe by the fixed
(6) The dragging
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
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