CN112935809A - Combined type automatic lathe - Google Patents
Combined type automatic lathe Download PDFInfo
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- CN112935809A CN112935809A CN202110061036.0A CN202110061036A CN112935809A CN 112935809 A CN112935809 A CN 112935809A CN 202110061036 A CN202110061036 A CN 202110061036A CN 112935809 A CN112935809 A CN 112935809A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/02—Machine tools for performing different machining operations
Abstract
The invention relates to the technical field of machining, in particular to a combined type automatic lathe. The combined type automatic lathe comprises a frame, a main shaft is further arranged above the frame, a plurality of machining units, a main motor, a main shaft servo motor and a machining unit servo motor, the main shaft is arranged on the frame and used for clamping workpieces, the main shaft servo motor is used for driving the main shaft to rotate, the machining units are circumferentially arranged along the axis of the main shaft and arranged on a plane perpendicular to the main shaft, the machining units are used for installing turning tools and drill bits, screw taps, milling cutters or milling cutter blades, the machining unit servo motor is used for driving the drill bits on the machining units, the screw taps, the milling cutters or the milling cutter blades to rotate so as to realize the drilling, tapping, milling grooves or milling flattening of the drill bits on the radial outer sides of the workpieces, and the main motor is used for driving the turning tools on the machining units, the drill bits, the screw taps. Therefore, the functions of drilling, tapping, milling grooves and milling flat of the outer diameter surface of the shaft-shaped workpiece are realized, the machining efficiency is high, and the production cost is low.
Description
Technical Field
The invention relates to the technical field of machining, in particular to a combined type automatic lathe.
Background
With the progress of society, the manufacturing industry is changing day by day, and now, the mechanical processing equipment is gradually developing towards digital and automatic control, such as: the equipment such as numerical control lathe, numerical control machining center has not only improved the machining precision of part, has promoted machining efficiency moreover by a wide margin.
At present in the hardware machine tooling trade, five knife rests of conventional automatic lathe can only realize the turning function for processing axle shape part, like turning excircle, interior circle and hole etc. see to disclose an automatic lathe who improves structure for chinese utility model patent application with publication No. CN203918439U, because set up servo motor and main motor respectively at automatic lathe, when drilling or attack tooth processing, directly utilize servo motor to accomplish the processing operation of drilling or attacking the tooth, but it can only drill or attack the tooth at two axial terminal surfaces of axle shape part, can't realize drilling, attack tooth, milling flutes and mill functions such as flat at the external diameter face of axle shape part. Although the CNC turning and milling composite machine tool can realize the function, the production efficiency is low, the price of machine tool equipment is high, the investment pressure of enterprises is large, and the shaft-shaped bar materials with the diameter of less than 5mm cannot be machined.
Disclosure of Invention
Technical problem to be solved
In view of the above disadvantages and shortcomings of the prior art, the present invention provides a combined automatic lathe, which realizes the functions of drilling, tapping, milling groove and milling flat on the outer diameter surface of a shaft-shaped workpiece, and has high processing efficiency and low production cost.
(II) technical scheme
In order to achieve the purpose, the invention adopts the main technical scheme that:
the invention provides a combined type automatic lathe which comprises a rack, and a main shaft, a plurality of processing units, a main motor, a main shaft servo motor and a processing unit servo motor which are arranged above the rack;
the main shaft is arranged on the frame and used for clamping a workpiece, and the main shaft servo motor is used for driving the main shaft to rotate;
the plurality of processing units are arranged along the axial direction of the main shaft and are arranged on a plane vertical to the main shaft, and the processing units are used for installing turning tools, drill bits, screw taps, milling cutters or milling blades;
the processing unit servo motor is used for driving a drill bit, a screw tap, a milling cutter or a milling cutter blade on the processing unit to rotate so as to realize drilling, tapping, groove milling or flat milling of the drill bit on the radial outer side of the workpiece;
the main motor is used for driving a turning tool, a drill bit, a screw tap, a milling cutter or a milling cutter blade on the processing unit to move along the feeding direction.
Preferably, the plurality of processing units includes a first processing unit, a second processing unit, a third processing unit, a fourth processing unit, and a fifth processing unit;
the first machining unit, the second machining unit, the third machining unit, the fourth machining unit and the fifth machining unit are sequentially arranged along the axial direction of the main shaft in the circumferential direction and are arranged on a plane perpendicular to the main shaft;
the first processing unit and the fifth processing unit are arranged oppositely and horizontally arranged on the rack;
the milling insert is mounted on the first machining unit and/or the fifth machining unit.
Preferably, the processing units each comprise a slide plate;
the main motor drives the slide plate to move in the feed direction.
Preferably, the first processing unit and the fifth processing unit further comprise slide rails, and the slide rails are arranged in parallel along the axial direction of the main shaft;
the tool rests on the first processing unit and the fifth processing unit are connected with the sliding rails in a sliding mode, the sliding rails are arranged on the sliding plate, and the sliding plate drives the sliding rails to move along the feeding direction.
Preferably, the turning tool is arranged on the sliding plate through a turning tool rest;
the drill bit, the screw tap or the milling cutter are arranged on the sliding plate through the mounting tool rest;
the milling cutter blade is arranged on the sliding plate through a milling cutter blade holder.
Preferably, the mounting tool rest comprises a main motor mounting seat, a rotating shaft and a chuck;
an accommodating cavity is formed in the motor mounting main seat, and two ends of the motor mounting main seat are provided with openings;
the rotating shaft is arranged in the accommodating cavity, a first end of the rotating shaft is connected with an output shaft of the processing unit servo motor through a coupler, and a second end of the rotating shaft and an opening extending out of the motor mounting main seat are connected with the chuck through a locking nut;
the chuck is coupled to a drill, a milling cutter or a tap.
Preferably, the mounting block further comprises a first bearing and a second bearing;
the motor mounting main seat is a cuboid, a first end of the motor mounting main seat extends towards a second end of the motor mounting main seat, the second end of the motor mounting main seat is tapered, and the first end of the motor mounting main seat is connected with the processing unit servo motor;
the upper part of the motor mounting main seat is hollowed into a through groove, the through groove is communicated with the accommodating cavity, and the transverse length of the through groove is greater than that of the accommodating cavity of the motor mounting main seat;
the first bearing is arranged at the joint of the accommodating cavity and the through groove, and the second bearing is arranged at the second end of the motor mounting main seat;
the rotating shaft is arranged on the first bearing and the second bearing.
Preferably, the milling cutter blade holder comprises a side milling main seat, a rotating shaft, a first bearing, a second bearing, a first synchronous belt pulley, a second synchronous belt pulley and a synchronous belt;
a through hole is transversely formed in the side milling main seat, the rotating shaft is arranged at the first end of the side milling main seat, the first bearing and the second bearing are respectively arranged at the upper side and the lower side of the first end of the side milling main seat, the rotating shaft is arranged on the first bearing and the second bearing, and a first synchronous belt pulley is sleeved on the outer side of the rotating shaft;
an output shaft of the servo motor of the processing unit penetrates through the through hole and is arranged in parallel with the rotating shaft, a second synchronous belt pulley is sleeved on the outer side of the output shaft, and the first synchronous belt pulley is connected with the second synchronous belt pulley through a synchronous belt;
the milling cutter blade is sleeved on the rotating shaft and fixed through screws.
Preferably, the drilling machine further comprises an end face tapping unit and an end face drilling unit;
the end face tapping unit and the end face drilling unit are both arranged in front of the main shaft, the end face tapping unit is used for end face tapping of a workpiece, and the end face drilling unit is used for end face drilling of the workpiece.
Preferably, the processing unit further comprises a knife trimming bar.
(III) advantageous effects
The invention has the beneficial effects that:
the invention provides a combined type automatic lathe, which can complete one-time processing on the combined type automatic lathe by arranging a main shaft servo motor for driving a main shaft to rotate and installing a turning tool, a drill bit, a screw tap, a milling cutter or a milling cutter blade on a processing unit when a conventional workpiece needs to carry out secondary processing procedures of drilling a side hole, tapping a side hole, milling a groove and milling the flat after the conventional workpiece is turned on the automatic lathe, realizes the functions of drilling, tapping, milling the groove and milling the flat of the outer diameter surface of a shaft-shaped workpiece by 360 degrees, and has high processing efficiency and low production cost.
Drawings
FIG. 1 is a schematic structural view of a combined automatic lathe according to the first and second embodiments;
FIG. 2 is a schematic structural diagram of a main spindle and a main spindle servo motor, a main motor and a cam main motor rotating mechanism in a combined automatic lathe according to an embodiment;
FIG. 3 is a schematic structural diagram of a servo motor for mounting a tool post and a processing unit according to one embodiment;
FIG. 4 is a schematic view of a servo motor of the milling cutter blade holder and the machining unit according to the first embodiment;
FIG. 5 is a schematic view showing the structure of a composite automatic lathe according to a third embodiment;
fig. 6 is a schematic structural view of a combined automatic lathe according to a fourth embodiment.
[ description of reference ]
1: a first processing unit; 2: a second processing unit; 3: a third processing unit; 4: a fourth processing unit; 5: a fifth processing unit; 6: a frame; 7: installing a tool rest; 71: a main base is arranged on the motor; 72: a rotating shaft; 73: a coupling; 74: a first bearing; 75: a second bearing; 76: a lock nut; 77: a chuck; 8: turning tool rest; 9: a milling cutter blade holder; 91: side milling a main seat; 92: a rotating shaft; 93: a first synchronous pulley; 94: a second timing pulley; 95: a synchronous belt; 96: a first bearing; 97: a second bearing; 98: tabletting; 99: a screw; 10: a slide plate; 11: a slide rail; 12: a knife fine adjustment rod; 13: a processing unit servo motor; 14: turning a tool; 15: drill bits, taps or mills; 16: milling a blade; 17: a main shaft; 18: a main motor; 19: a spindle servo motor; 20: a cam rotating structure; 21: a main motor rotating mechanism; 22: tapping rotating structure.
Detailed Description
For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings.
Example one
As shown in fig. 1 to 4, the present embodiment provides a compound automatic lathe including a frame 6, a spindle 17, a plurality of machining units, a main motor 18, a spindle servo motor 19, and a machining unit servo motor 13. The main shaft 17, the multiple processing units, the main motor 18, the main shaft servo motor 19 and the processing unit servo motor 13 are all arranged on the frame 6, wherein the main shaft 17 is arranged on the frame 6 and used for clamping a workpiece, the main shaft servo motor 19 is used for driving the main shaft 17 to rotate, the multiple processing units are circumferentially arranged along the axis of the main shaft 17 and are arranged on a plane perpendicular to the main shaft 17, the processing units are used for installing a turning tool 14 and a drill bit, a tap, a milling cutter or a milling cutter blade 16, the processing unit servo motor 13 is used for driving the drill bit, the tap, the milling cutter or the milling cutter blade 16 on the processing units to rotate so as to realize that the drill bit drills, taps, milling grooves or mills on the radial outer side of the workpiece, and the main motor 18 drives the turning tool 14, the drill bit, the tap, the milling cutter or the milling. It should be noted that the turning tool 14 and the drill, tap or milling cutter 16 are mounted on any of the machining units. The main shaft servo motor 19 is arranged for driving the main shaft 17 to rotate, so that the deflection angle precision is high when the main shaft 17 rotates, the machining precision is improved, the single arrangement of the main shaft servo motor 19 reduces the working load of the main motor 18, and the service life of the main motor 18 is prolonged.
Compared with the CNC (computer numerical control) lathe, the combined type automatic lathe provided by the embodiment is suitable for processing the shaft-shaped bar material with the diameter being more than 5mm due to the fact that the tool on the CNC lathe is large, and the bar material with the small diameter cannot be processed, and the combined type automatic lathe provided by the embodiment is provided with a plurality of processing units, can be used for processing the shaft-shaped workpiece, improves the processing efficiency, and can process the shaft-shaped bar material with the diameter being less than 5 mm.
As shown in fig. 2, in the practical application process, the combined automatic lathe further includes an end face tapping unit and an end face drilling unit (not shown in the figure), both the end face tapping unit and the end face drilling unit are arranged in front of the spindle 17, the end face tapping unit is used for tapping the end face of the shaft-shaped workpiece, and the end face drilling unit is used for drilling the end face of the shaft-shaped workpiece. The main motor 18 drives the cam rotating structure 20 to move through the main motor rotating mechanism 21 so as to drive the turning tool 14, the drill bit, the tap, the milling cutter or the milling cutter blade 16 on the machining unit to move in the feeding direction, and of course, the main motor 18 also drives the tapping rotating structure through the main motor rotating mechanism 21 so as to drive the end face tapping unit and the end face drilling unit to move in the feeding direction.
The combined type automatic lathe provided by the embodiment drives the main shaft servo motor 19 of the main shaft 17 rotation through setting up, and install the lathe tool 14 on the processing unit, the drill bit, the screw tap, milling cutter or milling cutter piece 16, after the conventional work piece is produced at the turning of the automatic lathe, need carry out secondary operation and bore the side opening, attack the side opening tooth, can once only process the completion on this combined type automatic lathe when milling groove and milling flat process, realized 360 degrees drilling of external diameter surface of axial workpiece, attack the tooth, milling groove and milling flat function and machining efficiency are high, low in production cost. And through setting up main shaft servo motor 19 and being connected with the driver and drive main shaft 17 through the synchronizing wheel and rotate, can realize that main shaft 17 revolution can be set for wantonly, main shaft 17 stops wantonly, graduation and starts.
Specifically, the plurality of processing units includes a first processing unit 1, a second processing unit 2, a third processing unit 3, a fourth processing unit 4, and a fifth processing unit 5. First processing unit 1, second processing unit 2, third processing unit 3, fourth processing unit 4 and fifth processing unit 5 set up and set up on the plane perpendicular to main shaft 17 along the axis circumference of main shaft 17 in proper order, and third processing unit 3 is vertical to be set up, and first processing unit 1 and fifth processing unit 5 set up relatively, and the level sets up on frame 6, and milling cutter piece 16 installs on first processing unit 1 and/or fifth processing unit 5.
In the present embodiment, the machining units each comprise a slide 10, and the main motor 18 can drive the slide 10 to move in the feeding direction so as to drive the turning tool 14 and the drill, tap, milling cutter or milling blade 16 on the machining unit to move in the feeding direction, i.e. the radial feeding machining of the workpiece.
Of course, the first processing unit 1 and the fifth processing unit 5 further include slide rails 11, wherein the slide rails 11 are arranged in parallel along the axial direction of the main shaft 17. The tool holders on the first processing unit 1 and the fifth processing unit 5 are slidably connected with the slide rail 11, so that the tool holders can move along the axial direction of the main shaft 17 to drive the milling blade 16 to move along the axial direction of the workpiece, the slide rail 11 is arranged on the slide plate 10, and the slide plate 10 drives the tool on the slide rail 11 to move along the feeding direction.
In particular, a turning tool 14 is arranged on the slide 10 by means of a turning tool holder 8, a drill, tap or milling cutter 15 is arranged on the slide 10 by means of a mounting tool holder 7, and a milling cutter blade 16 is arranged on the slide 10 by means of a milling cutter blade holder 9.
As shown in fig. 3, the mounting tool holder 7 includes a motor mounting main base 71, a rotating shaft 72, a bearing, and a chuck 77; the interior of the motor mounting main seat 71 is provided with an accommodating cavity, two ends of the motor mounting main seat 71 are provided with openings, the rotating shaft 72 is arranged in the accommodating cavity, a first end of the rotating shaft 72 is connected with an output shaft of the processing unit servo motor 13 through a coupler 73, a second end of the rotating shaft 72 and the opening extending out of the motor mounting main seat 71 are connected with a chuck 77 through a lock nut 76, and the chuck 77 is connected with a drill bit, a milling cutter or a screw tap.
Specifically, the mounting tool holder 7 further includes a first bearing 74 and a second bearing 75, the motor mounting main base 71 is a rectangular parallelepiped, a first end of the motor mounting main base 71 extends toward a second end of the motor mounting main base 71, the second end of the motor mounting main base 71 is tapered into a cone, and the first end of the motor mounting main base 71 is connected with the machining unit servo motor 13. The upper portion fretwork of motor installation main seat 71 becomes logical groove, leads to the groove and holds the chamber intercommunication, and the lateral length who leads to the groove is greater than the lateral length who holds the chamber of motor installation main seat 71, and first bearing 74 sets up in the junction that holds chamber and lead to the groove, and second bearing 75 sets up the second end at motor installation main seat 71, and pivot 72 sets up on first bearing 74 and second bearing 75. The processing unit servo motor 13 drives the rotating shaft 72 to rotate, so as to drive the rotating drill bit, the milling cutter or the tap on the rotating shaft 72 to rotate, and thus, the side hole drilling, the side hole tapping or the side groove milling of the radial outer side face of the shaft-shaped workpiece is realized.
As shown in fig. 4, the milling blade holder 9 includes a side milling main seat 91, a rotation shaft 92, a first bearing 96, a second bearing 97, a first synchronous pulley 93, a second synchronous pulley 94 and a synchronous belt 95, a through hole is transversely provided in the side milling main seat 91, the rotation shaft 92 is provided at a first end of the side milling main seat 91, the first bearing 96 and the second bearing 97 are respectively provided at an upper side and a lower side of the first end of the side milling main seat 91, the rotation shaft 92 is provided on the first bearing 96 and the second bearing 97, and the first synchronous pulley 93 is sleeved outside the rotation shaft 92. The output shaft of the processing unit servo motor 13 passes through the through hole and is arranged in parallel with the rotating shaft 92, a second synchronous belt pulley 94 is sleeved on the outer side of the output shaft, the first synchronous belt pulley 93 and the second synchronous belt pulley 94 are connected through a synchronous belt 95, the milling cutter blade 16 is sleeved on the rotating shaft 92, a pressing sheet 98 is padded on the milling cutter blade 16, and the milling cutter blade is fixed through a screw 99.
Preferably, the machining unit further comprises a knife trimming bar 12.
Example two
As shown in fig. 1, in the present embodiment, the combined automatic lathe in the first embodiment is adopted, and the turning tool holders 8 are mounted on the first processing unit 1, the second processing unit 2, the fourth processing unit 4, and the fifth processing unit 5 to mount the turning tools 14, and the mounting tool holder 7 is provided on the third processing unit 3 to mount the drill, the milling cutter, or the tap. Therefore, after the shaft-shaped workpiece is turned and produced, secondary machining is carried out on the radial outer side of the shaft-shaped workpiece to drill the side hole, tap the side hole teeth and mill the groove.
When turning is carried out, the main motor 18 drives the sliding plate 10 on the third processing unit 3 to drive a drill bit, a milling cutter or a screw tap to be far away from a workpiece, the main motor 18 drives the sliding plates 10 on the first processing unit 1, the second processing unit 2, the fourth processing unit 4 and the fifth processing unit 5 to be close to the workpiece, and the main shaft servo motor 19 drives the main shaft 17 to drive the workpiece on the main shaft 17 to rotate so as to realize turning;
when drilling, tapping or milling the groove, the main motor 18 drives the main motor rotating mechanism 21 to drive the cam rotating structure 20 to move, so as to drive the sliding plate 10 on the third processing unit 3 to drive the drill bit, the milling cutter or the tap to be close to the workpiece, the main motor 18 drives the main motor rotating mechanism 21 to drive the cam rotating structure 20 to move, so as to drive the sliding plates 10 on the first processing unit 1, the second processing unit 2, the fourth processing unit 4 and the fifth processing unit 5 to be far away from the workpiece, the main shaft servo motor 19 is braked and stopped, so that the workpiece on the main shaft 17 does not rotate, and the drill bit, the milling cutter or the tap on the third processing unit 3 drills, taps or mills the groove on the radial outer side face of the workpiece. When another angle of the outer side surface of the workpiece needs to be drilled, tapped or milled, the main shaft servo motor 19 drives the main shaft 17 to drive the workpiece to rotate for an angle, and the machining unit servo motor 13 drives the drill bit, the milling cutter or the tap to rotate to drill, tap or mill the groove.
It should be noted that, in the present embodiment, when it is necessary to drill a workpiece, a drill is attached to the third processing unit 3, when it is necessary to tap a workpiece, tapping is attached to the third processing unit 3, and when it is necessary to mill a groove in a workpiece, a milling cutter is attached to the third processing unit 3.
EXAMPLE III
As shown in fig. 5, in this embodiment, the combined automatic lathe in the first embodiment is adopted, and turning tool holders 8 are respectively installed on the first processing unit 1, the second processing unit 2, and the fourth processing unit 4 to install a turning tool 14, an installation tool holder 7 is installed on the third processing unit 3 to install a drill, a milling cutter, or a tap, and a milling blade holder 9 is installed on the fifth processing unit 5 to install a milling blade 16, so that after the turning production of the shaft-shaped workpiece, the radial outer side of the shaft-shaped workpiece is subjected to secondary processing to drill a side hole, tap a side hole, mill a groove, and mill a flat.
When turning is carried out, the main motor 18 drives the sliding plate 10 on the third processing unit 3 to drive the drill bit, the milling cutter or the screw tap to be away from the workpiece, the main motor 18 drives the sliding plate 10 on the fifth processing unit to drive the milling cutter blade 16 to be away from the workpiece, the main motor 18 drives the sliding plates 10 on the first processing unit 1, the second processing unit 2 and the fourth processing unit 4 to be close to the workpiece, and the main shaft servo motor 19 drives the main shaft 17 to drive the workpiece on the main shaft 17 to rotate so as to realize turning;
when drilling, tapping or milling the groove, the main motor 18 drives the sliding plate 10 on the third processing unit 3 to drive the drill bit, the milling cutter or the tap to be close to the workpiece, the main motor 18 drives the sliding plates 10 on the first processing unit 1, the second processing unit 2, the fourth processing unit 4 and the fifth processing unit 5 to be far away from the workpiece, the main shaft servo motor 19 is braked and stopped, so that the workpiece on the main shaft 17 does not rotate, and the drill bit, the milling cutter or the tap on the third processing unit 3 drills, taps or mills the radial outer side surface of the workpiece. When another angle of the outer side surface of the workpiece needs to be drilled, tapped or milled, the main shaft servo motor 19 drives the main shaft 17 to drive the workpiece to rotate for an angle, and the machining unit servo motor 13 drives the drill bit, the milling cutter or the tap to rotate to drill, tap or mill the groove.
When milling is carried out, the main motor 18 drives the sliding plate 10 on the fifth unit to drive the milling cutter blade 16 to be close to a workpiece, the main motor 18 drives the sliding plates 10 on the first processing unit 1, the second processing unit 2, the third processing unit 3 and the fourth processing unit 4 to be far away from the workpiece, the main shaft servo motor 19 is braked and stopped, so that the workpiece on the main shaft 17 does not rotate, and the milling cutter blade 16 on the fifth processing unit 5 rotates to mill the radial outer side face of the workpiece to be flat. When another angle of the outer side surface of the workpiece needs to be milled flat, the main shaft servo motor 19 drives the main shaft 17 to drive the workpiece to rotate for an angle, and then the machining unit servo motor 13 drives the milling blade 16 to rotate to mill flat the workpiece.
It should be noted that, in the present embodiment, when it is necessary to drill a workpiece, a drill is attached to the third processing unit 3, when it is necessary to tap a workpiece, a tap is attached to the third processing unit 3, and when it is necessary to mill a groove in a workpiece, a milling cutter is attached to the third processing unit 3.
Example four
As shown in fig. 6, in this embodiment, the combined automatic lathe in the first embodiment is adopted, and the turning tool holders 8 are respectively installed on the first processing unit 1, the second processing unit 2, and the fourth processing unit 4 to install the turning tools 14, and the installation tool holders 7 are respectively installed on the third processing unit 3 and the fifth processing unit to install the drill, the milling cutter, or the tap, so that after the shaft-shaped workpiece is turned and produced, the radial outer side of the shaft-shaped workpiece is secondarily machined to drill the side hole, tap the side hole, and mill the groove.
When turning is carried out, the main motor 18 drives the sliding plates 10 on the third processing unit 3 and the fifth processing unit 5 to drive the drill bit, the milling cutter or the screw tap to be far away from a workpiece, the main motor 18 drives the sliding plates 10 on the first processing unit 1, the second processing unit 2 and the fourth processing unit 4 to be close to the workpiece, and the main shaft servo motor 19 drives the main shaft 17 to drive the workpiece on the main shaft 17 to rotate so as to realize turning;
when drilling, tapping or milling the groove, the main motor 18 drives the sliding plates 10 on the third processing unit 3 and the fifth processing unit 5 to drive the drill bit, the milling cutter or the tap to be close to the workpiece, the main motor 18 drives the sliding plates 10 on the first processing unit 1, the second processing unit 2 and the fourth processing unit 4 to be far away from the workpiece, the main shaft servo motor 19 is braked and stopped, so that the workpiece on the main shaft 17 does not rotate, and the drill bit, the milling cutter or the tap on the third processing unit 3 and/or the fifth processing unit 5 drills, taps or mills the radial outer side face of the workpiece. When another angle of the outer side surface of the workpiece needs to be drilled, tapped or milled, the main shaft servo motor 19 drives the main shaft 17 to drive the workpiece to rotate for an angle, and the machining unit servo motor 13 drives the drill bit, the milling cutter or the tap to rotate to drill, tap or mill the groove.
It should be noted that, in the present embodiment, when it is necessary to drill a workpiece, a drill is mounted on the third processing unit 3 and/or the fifth processing unit 5, when it is necessary to tap a workpiece, a tap is mounted on the third processing unit 3 and/or the fifth processing unit 5, and when it is necessary to mill a groove in a workpiece, a milling cutter is mounted on the third processing unit 3 and/or the fifth processing unit 5.
In the process of practical application, the combined type automatic lathe further comprises a control device, the control device comprises an intelligent operation control display panel and a control electric box, two PLC controllers are arranged in the control electric box, and the PLC controllers are in communication connection with the intelligent operation control display panel, the spindle servo motor 19 and the machining unit servo motor 13 respectively. The user sends instructions to the PLC controller through the intelligent operation control display panel to respectively enable the PLC controller to control the starting, stopping, indexing, the rotating speed of the main shaft 17 and the like of the main shaft servo motor 19, and the starting, stopping, rotating speed and the like of the processing unit servo motor 13.
In the description herein, the description of the terms "one embodiment," "some embodiments," "an embodiment," "an example," "a specific example" or "some examples" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not restrictive, and that those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments without departing from the scope of the present invention.
Claims (10)
1. A combined type automatic lathe comprises a rack and is characterized by further comprising a main shaft, a plurality of processing units, a main motor, a main shaft servo motor and a processing unit servo motor above the rack;
the main shaft is arranged on the rack and used for clamping a workpiece, and the main shaft servo motor is used for driving the main shaft to rotate;
the plurality of processing units are arranged along the axial direction of the main shaft and are arranged on a plane vertical to the main shaft, and the processing units are used for mounting turning tools, drill bits, screw taps, milling cutters or milling blades;
the machining unit servo motor is used for driving the drill bit, the screw tap, the milling cutter or the milling cutter blade on the machining unit to rotate so as to realize drilling, tapping, groove milling or flat milling of the radial outer side of the workpiece by the drill bit;
the main motor is used for driving the turning tool, the drill, the tap, the milling cutter or the milling cutter blade on the processing unit to move along the feeding direction.
2. The composite automatic lathe according to claim 1,
the plurality of processing units comprise a first processing unit, a second processing unit, a third processing unit, a fourth processing unit and a fifth processing unit;
the first machining unit, the second machining unit, the third machining unit, the fourth machining unit and the fifth machining unit are sequentially arranged along the axial direction of the main shaft in the circumferential direction and are arranged on a plane perpendicular to the main shaft;
the first processing unit and the fifth processing unit are arranged oppositely and horizontally arranged on the rack;
the milling insert is mounted on the first machining unit and/or the fifth machining unit.
3. The composite automatic lathe according to claim 2,
the processing units comprise sliding plates;
the main motor drives the slide plate to move in the feeding direction.
4. The composite automatic lathe according to claim 3,
the first processing unit and the fifth processing unit further comprise slide rails, and the slide rails are arranged in parallel along the axial direction of the main shaft;
the tool rest on the first processing unit and the fifth processing unit is connected with the slide rail in a sliding mode, the slide rail is arranged on the slide plate, and the slide plate drives the slide rail to move in the feeding direction.
5. The composite automatic lathe according to claim 4,
the turning tool is arranged on the sliding plate through a turning tool rest;
the drill bit, the tap or the milling cutter is arranged on the sliding plate through the mounting tool rest;
the milling cutter blade is arranged on the sliding plate through a milling cutter blade holder.
6. The composite automatic lathe according to claim 5,
the mounting tool rest comprises a motor mounting main seat, a rotating shaft and a chuck;
an accommodating cavity is formed in the motor mounting main seat, and two ends of the motor mounting main seat are provided with openings;
the rotating shaft is arranged in the accommodating cavity, a first end of the rotating shaft is connected with an output shaft of the processing unit servo motor through a coupler, and a second end of the rotating shaft and an opening extending out of the motor mounting main seat are connected with the chuck through a locking nut;
the collet is coupled with the drill bit, the milling cutter, or the tap.
7. The composite automatic lathe according to claim 6,
the mounting tool holder further comprises a first bearing and a second bearing;
the motor mounting main seat is a cuboid, a first end of the motor mounting main seat extends towards a second end of the motor mounting main seat, the second end of the motor mounting main seat is gradually reduced into a cone, and the first end of the motor mounting main seat is connected with the processing unit servo motor;
the upper part of the motor mounting main seat is hollowed into a through groove, the through groove is communicated with the accommodating cavity, and the transverse length of the through groove is greater than that of the accommodating cavity of the motor mounting main seat;
the first bearing is arranged at the joint of the accommodating cavity and the through groove, and the second bearing is arranged at the second end of the motor mounting main seat;
the rotating shaft is arranged on the first bearing and the second bearing.
8. The composite automatic lathe according to claim 5,
the milling blade tool rest comprises a side milling main seat, a rotating shaft, a first bearing, a second bearing, a first synchronous belt pulley, a second synchronous belt pulley and a synchronous belt;
a through hole is transversely formed in the side milling main seat, the rotating shaft is arranged at the first end of the side milling main seat, the first bearing and the second bearing are respectively arranged at the upper side and the lower side of the first end of the side milling main seat, the rotating shaft is arranged on the first bearing and the second bearing, and a first synchronous belt pulley is sleeved on the outer side of the rotating shaft;
an output shaft of the processing unit servo motor penetrates through the through hole and is arranged in parallel with the rotating shaft, a second synchronous belt pulley is sleeved on the outer side of the output shaft, and the first synchronous belt pulley is connected with the second synchronous belt pulley through the synchronous belt;
the milling cutter blade is sleeved on the rotating shaft and fixed through screws.
9. The composite automatic lathe according to claim 1,
the end face tapping unit and the end face drilling unit are also included;
the end face tapping unit and the end face drilling unit are arranged in front of the main shaft, the end face tapping unit is used for tapping the end face of the workpiece, and the end face drilling unit is used for drilling the end face of the workpiece.
10. The composite automatic lathe according to claim 3,
the processing unit further comprises a knife fine adjustment rod.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110061036.0A CN112935809A (en) | 2021-01-18 | 2021-01-18 | Combined type automatic lathe |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110061036.0A CN112935809A (en) | 2021-01-18 | 2021-01-18 | Combined type automatic lathe |
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| CN112935809A true CN112935809A (en) | 2021-06-11 |
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| CN202110061036.0A Pending CN112935809A (en) | 2021-01-18 | 2021-01-18 | Combined type automatic lathe |
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Cited By (1)
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| CN113681034A (en) * | 2021-09-11 | 2021-11-23 | 嘉兴力骏五金制品有限公司 | Automatic lathe for processing nicking tool accessories |
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