CN203972877U - Two spindle synchronous control lathes - Google Patents

Two spindle synchronous control lathes Download PDF

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Publication number
CN203972877U
CN203972877U CN201420318774.4U CN201420318774U CN203972877U CN 203972877 U CN203972877 U CN 203972877U CN 201420318774 U CN201420318774 U CN 201420318774U CN 203972877 U CN203972877 U CN 203972877U
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CN
China
Prior art keywords
main
spindle box
main spindle
fixed
main shaft
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn - After Issue
Application number
CN201420318774.4U
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Chinese (zh)
Inventor
孙彦旭
白迪
李广冉
陈兆文
汪玉伟
吕刚
王传河
刘春联
王彦平
王欣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LUNAN MACHINE-TOOL Co Ltd SHANDONG
Original Assignee
LUNAN MACHINE-TOOL Co Ltd SHANDONG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by LUNAN MACHINE-TOOL Co Ltd SHANDONG filed Critical LUNAN MACHINE-TOOL Co Ltd SHANDONG
Priority to CN201420318774.4U priority Critical patent/CN203972877U/en
Application granted granted Critical
Publication of CN203972877U publication Critical patent/CN203972877U/en
Withdrawn - After Issue legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of two spindle synchronous control lathe, on lathe, be provided with two main spindle box bodies, the main spindle box body in left side is fixed casing, be arranged on lathe by hold-down support, the main spindle box body on right side is packaged type casing, be arranged on lathe by intermediate support, in the main spindle box body of both sides, motor be installed; Two main spindle box bodies are all equipped with built-in detachable coded device, the gauge head of built-in detachable coded device is arranged on main spindle box body, the ring gear of built-in detachable coded device is fixed on terminal pad, and terminal pad is fixed on main shaft by key, is connected and supports between main spindle box body and main shaft by bearing; Power chuck is fixed by screws on main shaft, and angling cylinder and terminal pad are fixed together, and power chuck, angling cylinder, terminal pad and main shaft are rigidity one; Brake main body is connected on main spindle box body by brake connection bracket, and first the main shaft rotation of both sides is that speed is synchronous, is then that rotary main shaft angular phasing is synchronous.

Description

Two spindle synchronous control lathes
Technical field
The utility model relates to the control technology of a kind of pair of main axle unit, relates in particular to two spindle synchronous control technologys of a kind of horizontal digital-control lathe or turning milling center.
Background technology
Main axle unit is one of indispensable key core parts on Digit Control Machine Tool, the eternal problem of Shi Ge lathe producer research, and object improves crudy and the efficiency of part, alleviates operator's labour intensity, reduces environmental pollution.The transmission of the two main axle unit processing parts that use at present from main shaft to secondary main shaft, need behind the complete part of machine tooling front, stop and take off part from left spindle chuck, refill to clip on right main shaft and realize and process reverse side processing, be that left and right main axle unit stops and carries out part and manually exchange, efficiency is low, and the accessory size of processing is unstable, and operator's work degree of fatigue is high.
But for two spindle synchronous control lathes, after the front that is arranged on the part on spindle chuck machines, lathe does not stop and can realize the automatic transmission of processing parts from main shaft to secondary main shaft, then on secondary spindle chuck, carries out the processing at the part back side again.Therefore, can realize the clamped one time of part, automatically complete car, the milling Compound Machining on the positive and negative two sides of part.
Summary of the invention
The purpose of this utility model is to provide a kind of two main axle unit synchronous control technique, and lead (left side) main axle unit and fix, structure and control technology that secondary (right side) main axle unit moves, major-minor main axle unit is all electric main axle structure.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of two spindle synchronous control lathe, it is characterized in that: on lathe, be provided with two main spindle box bodies, the main spindle box body in left side is fixed casing, be arranged on lathe by hold-down support, the main spindle box body on right side is packaged type casing, be arranged on lathe by intermediate support, in the main spindle box body of both sides, motor be installed;
Two main spindle box bodies are all equipped with built-in detachable coded device, the gauge head of built-in detachable coded device is arranged on main spindle box body, the ring gear of built-in detachable coded device is fixed on terminal pad, and terminal pad is fixed on main shaft by key, is connected and supports between main spindle box body and main shaft by bearing;
Power chuck is fixed by screws on main shaft, and angling cylinder and terminal pad are fixed together, and power chuck, angling cylinder, terminal pad and main shaft are rigidity one;
Brake main body is connected on main spindle box body by brake connection bracket, between motor stator overcoat and main spindle box body, designs cannelure.
According to described two spindle synchronous control lathes, described motor comprises motor stator and rotor, motor stator is fixedly mounted on motor stator and puts outward, motor stator overcoat is arranged on main spindle box body by screw, rotor is fixedly mounted in rotor and puts, and rotor inner sleeve is fixed on main shaft by locking nut.
According to described two spindle synchronous control lathes, described right side main spindle box body is connected on intermediate support, and intermediate support and nut seat are fitted together, and feed servo motor is rigidly connected by shaft coupling and ball-screw.
The utlity model has following advantage.
Rotate with certain speed when master (left side) spindle chuck holding workpiece, process after part, first secondary (right side) main shaft is speed and master (left side) spindle synchronous, then be angular phasing and spindle synchronous, under the feeding of W axle drives, major axes orientation straight-line feed motion to the left, carries out intelligence location.After secondary spindle chuck holding workpiece and the rotation of main spindle synchronous, main spindle chuck unclamps workpiece, and secondary spindle chuck holding workpiece returns to assigned address, and workpiece is carried out to reverse side processing, completes a circulation.Realized the continuous processing of multiple working procedure, reduced the semi-finished product turnaround time, production efficiency obviously improves, and operator's labour intensity and tensity all can greatly alleviate, and working condition obtains corresponding improvement.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is synchronous circulating flow chart.
Fig. 3 is intelligence location schematic diagram.
In accompanying drawing: 1. lathe bed; 2. hold-down support; 3. brake disc; 4. angling cylinder; 5. terminal pad; 6. brake; 7. built-in detachable coded device; 8. brake connection bracket; 9. locking nut; 10. rotor; 11. motor stators; 12. main spindle box bodies; 13. main shafts; 14. pull bars; 15. power chucks; 16. intermediate supports; 17. bearing blocks; 18. nut seats; 19. ball-screws; 20. shaft couplings; 21. servomotor supports; 22. feed servo motors.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
The utility model comprises the parts such as main spindle box body 12, main shaft 13, encoder, motor, power chuck 15, angling cylinder 4, built-in detachable coded device 7, secondary axis feeding ball screw assembly,, servo feed electric machine support 21, intermediate support 16.
In main spindle box body 12, motor is installed, motor comprises motor stator 11 and rotor 10, and motor stator 11 is fixedly mounted on main spindle box body 12, and rotor 10 is fixedly mounted on main shaft 13.
The feed servo motor 22 on right side is rigidly connected by shaft coupling 20 and ball-screw 19, the rotation of feed servo motor 22 drives ball-screw 19 to rotate, be that ball-screw 19 synchronously rotates with motor, rotatablely moving of ball-screw 19 changed the rectilinear motion of nut into, ball-screw nut is connected with secondary main axle unit by nut seat 18, realizes the straight-line feed motion of auxiliary main shaft of machine tool (W axle).
When left side main shaft (main shaft) chuck holding workpiece and process after part, secondary main shaft (right side main shaft) is first guarantee speed and main spindle synchronous, is then angular phasing and spindle synchronous, under the feeding of W axle drives, to main major axes orientation straight-line feed motion, carry out intelligence location.After secondary spindle chuck holding workpiece is rotated with main spindle synchronous, main spindle chuck unclamps workpiece, and secondary spindle chuck holding workpiece and return to assigned address workpiece is carried out to reverse side processing completes a circulation.Realized the continuous processing of multiple working procedure, reduced the semi-finished product turnaround time, production efficiency obviously improves, and operator's labour intensity and tensity all can greatly alleviate, and working condition obtains corresponding improvement.
Introduce its detailed operation principle below.
As shown in Figure 1, left and right main axle unit is identical, comprise main spindle box body 12, in main spindle box body 12, motor is installed, motor comprises motor stator 11 and rotor 10, motor stator 11 is fixedly installed to motor stator by hot-mounting process and puts outward, and motor stator overcoat is fixedly installed on main spindle box body 12 by screw; Rotor 10 is fixedly installed in rotor and is put by hot-mounting process, and rotor inner sleeve is fixed on main shaft 13 by locking nut 9; The gauge head of detachable coded device 7 is fixedly mounted on main spindle box body 12 indirectly, and the ring gear of detachable coded device 7 is fixedly installed on terminal pad 5 by hot-mounting process, and terminal pad 5 is fixed on main shaft 6 by key.
Between main spindle box body 12 and main shaft 13, be connected and support by bearing, between motor stator and rotor, having certain gap.Power chuck 15 is fixed by screws in main shaft 13 heads, and angling cylinder 4 is fixed together with terminal pad 5, power chuck 15, angling cylinder 4,13 one-tenth rigidity one of terminal pad 5 and main shaft.Angling cylinder 4 inner carriers move left and right by pull bar 14 and drive card to join moving radially of pawl, realize the clamping to processing parts and loosen.
For realizing speed and the Position Control to main shaft, matching used encoder is detachable encoder, the gauge head that is encoder separates with ring gear, together with ring gear fixes on terminal pad hot charging, gauge head and main spindle box body 12 are fixed together, encoder ring gear between encoder gauge head and ring gear, has certain gap, so also can rotate with spindle synchronous.The moving situation of built-in detachable coded device 7 gauge head Real-Time Monitoring ring gears, and information is returned to controller, rotary speed and the position angle so just realized main shaft detect.After controller is located position angle by built-in encoder, brake 6 clamps braking to brake disc, and brake 6 is fastened on main spindle box body 12 by brake connection bracket 8.The problem of generating heat when solving coil working on motor stator 11 has designed cannelure and has passed through for cooling fluid between motor stator 11 overcoats and main spindle box body 12.
Left main axle unit is connected on hold-down support 2, and its entirety is fixed on bed piece 1; Right main axle unit is connected on intermediate support 16, with nut seat 18 with together with, feed servo motor 22 is rigidly connected by shaft coupling 20 and ball-screw 19, and ball-screw 19 changes the rotation of servomotor 22 into the rectilinear movement of feed screw nut, and the straight-line feed of right main axle unit moves.
Fig. 2 is the action flow chart of two Spindle Control Technology.Its principle is to rotate with certain speed when power chuck 15 holding workpieces on the left side, and part front is processed, and the power chuck 15 on right side is in open configuration.First the power chuck 15 on right side is speed and left spindle synchronous, then be angular phasing and left spindle synchronous, its synchronous precision is ± 2 seconds, and built-in detachable coded device 7 synchronously detects, feed servo motor 22 drives right main axle unit to be moved to the left (W axle) certain distance simultaneously, the Hang Chu of Jin location; In the time that the power chuck 15 on right main shaft touches the workpiece on left main shaft, just produce an axial counter-force, this power size on controller according to the default definite value that is decided to be of rotating speed, when axial counter-force reaches setting digital, feed back to control device, servo W axle stops moving to left; Two main shafts are under synchronous rotary state, and two main shaft power chucks 15 add clamping of workpieces synchronous rotary simultaneously, and then right main shaft power chuck 15 unclamps workpiece, and left spindle chuck clamping work pieces returns to desired location, to processing of the part back side, realize a circulation.
The utility model is a kind of two spindle synchronous control technology, has broken the restriction of former traditional structure control, intensive main parts on shaft as a whole module, is conducive to scale manufacture, be convenient to assembling and safeguard, and be the great innovation of machine tool main shaft structure control.The utility model utilizes the control main shaft module of specific optimisation design, the frame for movement relating to, is connected and fixed mode, speed rotation and angle orientation and related electric control technology.Each unit can be assembled separately and change, and is the innovation of main axle structure optimization and conformity, failure rate is low, easy care, and operator's labour intensity and tensity all can greatly alleviate, and working condition obtains corresponding improvement, is representing Machine Tool Development direction.

Claims (3)

1. a two spindle synchronous control lathe, it is characterized in that: on lathe, be provided with two main spindle box bodies (12), the main spindle box body (12) in left side is fixed casing, be arranged on lathe by hold-down support (2), the main spindle box body (12) on right side is packaged type casing, be arranged on lathe by intermediate support (16), in the main spindle box body (12) of both sides, motor be installed;
Two main spindle box bodies (12) are all equipped with built-in detachable coded device (7), the gauge head of built-in detachable coded device (7) is arranged on main spindle box body (12), the ring gear of built-in detachable coded device (7) is fixed on terminal pad (5), it is upper that terminal pad (5) is fixed on main shaft (13) by key, between main spindle box body (12) and main shaft (13), is connected and supported by bearing;
It is upper that power chuck (15) is fixed by screws in main shaft (13), and angling cylinder (4) is fixed together with terminal pad (5), and power chuck (15), angling cylinder (4), terminal pad (5) are rigidity one with main shaft (13);
It is upper that brake (6) main body is connected to main spindle box body (12) by brake connection bracket (8), between motor stator (11) overcoat and main spindle box body (12), designs cannelure.
2. according to claim 1 pair of spindle synchronous control lathe, it is characterized in that: described motor comprises motor stator (11) and rotor (10), motor stator (11) is fixedly mounted on motor stator and puts outward, motor stator overcoat is arranged on main spindle box body (12) by screw, rotor (10) is fixedly mounted in rotor and puts, and rotor inner sleeve is fixed on main shaft (13) by locking nut (9).
3. according to claim 1 pair of spindle synchronous control lathe, it is characterized in that: described right side main spindle box body (12) is connected on intermediate support (16), intermediate support (16) is fitted together with nut seat (18), and feed servo motor (22) is rigidly connected by shaft coupling (20) and ball-screw (19).
CN201420318774.4U 2014-06-16 2014-06-16 Two spindle synchronous control lathes Withdrawn - After Issue CN203972877U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420318774.4U CN203972877U (en) 2014-06-16 2014-06-16 Two spindle synchronous control lathes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420318774.4U CN203972877U (en) 2014-06-16 2014-06-16 Two spindle synchronous control lathes

Publications (1)

Publication Number Publication Date
CN203972877U true CN203972877U (en) 2014-12-03

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ID=51970363

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420318774.4U Withdrawn - After Issue CN203972877U (en) 2014-06-16 2014-06-16 Two spindle synchronous control lathes

Country Status (1)

Country Link
CN (1) CN203972877U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104043845A (en) * 2014-06-16 2014-09-17 山东鲁南机床有限公司 Double-spindle synchronous control machine tool

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104043845A (en) * 2014-06-16 2014-09-17 山东鲁南机床有限公司 Double-spindle synchronous control machine tool
CN104043845B (en) * 2014-06-16 2016-03-23 山东鲁南机床有限公司 Two spindle synchronous controls lathe

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GR01 Patent grant
C14 Grant of patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20141203

Effective date of abandoning: 20160323

C25 Abandonment of patent right or utility model to avoid double patenting