CN103433508B - Automatic flexible processing device and processing method for special-shaped bar - Google Patents
Automatic flexible processing device and processing method for special-shaped bar Download PDFInfo
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- CN103433508B CN103433508B CN201310265485.2A CN201310265485A CN103433508B CN 103433508 B CN103433508 B CN 103433508B CN 201310265485 A CN201310265485 A CN 201310265485A CN 103433508 B CN103433508 B CN 103433508B
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Abstract
The invention discloses an automatic flexible processing device and a processing method for a special-shaped bar. The automatic flexible processing device comprises a base, an automatic feeding and discharging module, a flexible clamping module and a servo feeding and cutting module which respectively realize automatic feeding and discharging, clamping and cutting processing operations of the special-shaped bar. The automatic flexible processing device and the processing method are designed based on a mechanical and electrical integration design idea and realize the clamping automation of the special-shaped bar by adopting a flexible design method according to the own characteristics of the special-shaped bar. The automatic processing of the special-shaped bar can be realized by matching the invention with a special distributing mechanism and a manipulator; the simpleness and the reliability in use are realized, the automatic processing degree of the special-shaped bar is effectively improved, the number of workers is reduced, the influence of human factors is reduced and a favorable cost performance is obtained.
Description
Technical field
The present invention relates to a kind of bar processing unit (plant) and using method thereof, particularly relate to the flexible automatic machining device of a kind of special-shaped bar and using method thereof.
Background technology
Abnormity bar is a bar that class build is elongated, cross sectional shape is unusual, as the blank of the common tools such as inner hexagon spanner, automotive suspension pull bar and various drill bits or part.The cross sectional shape of abnormity bar is broadly divided into circle, pancake and polygon, and bar two-end structure mostly is abnormity.
General special-shaped bar has multi-step process, and every procedure generally adopts special purpose machine tool to complete.Be not applicable to the positioning clamping device of special-shaped bar at present on the market, profile bar anticipates position and clamping still needs manually to complete.Therefore, in process engineering, every platform special purpose machine tool must be equipped with operating personnel to complete location and the clamping of special-shaped bar.China is the manufacture consumption big country of special-shaped bar, but its production model be still labor-intensive at present, with low content of technology, added value is low.Along with the deterioration of the factors such as labor cost rising, appreciation of the RMB, the advantage that China manufactures low cost will be lost gradually.Therefore how to promote special-shaped bar processing technology, realize special-shaped bar automated production extremely urgent.
Visible, there is following limitation in current special-shaped bar manufacture process: 1) automaticity is low.The manufacturing procedure of general special-shaped bar is many, although existing many general fixture in the market, as the universal or special fixture of end cover part and axial workpiece, but be not all suitable for the automated exchanged cutter of special-shaped bar, completing each part manufacture needs multiple operator to participate in, and production model is still labour-intensive.2) unstable product quality.Clamping, the location of current special-shaped bar need operating personnel to complete, the positioning precision of the direct or indirect special-shaped bar of factor such as technical merit, working attitude, psychological condition of operator and working (machining) efficiency.3) labour intensive, recruitment and difficult management.Every platform special purpose machine tool need be equipped with operating personnel at present, and work simply repeats, impersonality.Simultaneously along with Chinese labour force cost increase, appreciation of the RMB and the factor such as environment, resource bottleneck worsen, inevitably there will be recruitment and difficult management, manufacturing cost rising, be difficult to complete the series of problems such as order taking responsibility on time.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, the flexible automatic machining device of a kind of special-shaped bar and processing method thereof are provided.The present invention coordinates special feeding distribution mechanism and manipulator, just can realize the automatic processing of special-shaped bar, thus reduces human factor impact, improves product quality and production efficiency.
The technical solution used in the present invention is as follows:
The flexible automatic machining device of a kind of special-shaped bar, comprises base and the servo feed be arranged on base cuts module;
Servo feed cuts module and comprises:
Servo feed part: provide support the feed motion with x-axis direction, y-axis direction,
Cutting tip: workpiece is cut by cutter;
It is characterized in that, also comprise automatic loading/unloading module and flexible clamping module;
Wherein:
1) automatic loading/unloading module: comprise y-axis oscillating cylinder, y-axis direction translational cylinder, two swing arms, two secondary translation gas pawls and two assistant's pawls; Y-axis direction translational cylinder is fixedly mounted on chassis interior along the y-axis direction, y-axis oscillating cylinder is fixed with the piston of y-axis direction translational cylinder along the x-axis direction, swing arm is connected by revolute pair with the output shaft of y-axis oscillating cylinder, two secondary translation gas pawls are individually fixed in two swing arm outer ends along the y-axis direction, and two assistant's pawls respectively translation gas pawl secondary with two are connected by sliding pair;
2) flexible clamping module: comprise flexible automatic positioning mechanism and flexible automatic clamping mechanism;
Flexible automatic positioning mechanism comprises shop bolt, holder, elasticity locating piece and positioning cylinder;
Flexible automatic clamping mechanism comprises aerodynamic slider, upper special carrier, lower special carrier, lower aerodynamic slider, air spider, stepper motor, panoramic table and panoramic table pedestal;
Panoramic table pedestal is fixed on servo feed and cuts in module, and panoramic table is fixed on panoramic table pedestal, and air spider is connected by revolute pair with panoramic table, and stepper motor is connected by Timing Belt with air spider, and stepper motor is fixed on panoramic table pedestal;
Holder is fixed on air spider, shop bolt is fixed on holder by jackscrew, upper aerodynamic slider is connected with air spider respectively by sliding pair with lower aerodynamic slider, upper special carrier is fixed on aerodynamic slider, lower special carrier is fixed on lower aerodynamic slider, positioning cylinder is fixed on base, and elasticity locating piece is fixed on positioning cylinder.
Described servo feed cuts module: comprising:
Cutting tip: motor cabinet, motor, dedicated tool;
Servo feed part: gripper shoe, base screw pair, feed shaft support plate, workbench, feed screw pair is connected with two spindle motors;
Motor cabinet and base are fixed, dedicated tool is connected with motor cabinet by revolute pair, gripper shoe is fixed on base, base screw pair two ends are connected with gripper shoe by bearing, the feed screw nut of base screw pair is connected with feed shaft support plate, feed shaft support plate is connected with gripper shoe by sliding pair, the feed screw nut of feed screw pair is connected with feed shaft support plate, feed screw pair is connected with workbench, workbench is connected by sliding pair with feed shaft support plate, and base screw pair is connected with spindle motor respectively by shaft coupling with feed screw pair.
In described flexible automatic positioning mechanism, shop bolt flexibility is adjustably arranged on holder, and elasticity locating piece end is 3/4ths cylinders.
In described flexible automatic clamping mechanism, the lower surface of upper special carrier and the upper surface of lower special carrier coordinate with clamped workpiece configurations respectively.
The flexible automatic processing method of a kind of special-shaped bar, is characterized in that, comprise the following steps:
1) positioning cylinder control elasticity locating piece moves along x-axis negative direction, translation gas pawl controls paw and captures blank, y-axis oscillating cylinder controls swing arm and rotates, blank is delivered to regulation upright position, y-axis direction translational cylinder shrinks, it is inner that blank sends into air spider, blank front end and jail, elasticity locating piece top, and two ends are firm with 3/4ths cylinder top of shop bolt and elasticity locating piece respectively;
2) blank clamps by upper special carrier and lower special carrier, and hand is grabbed and opened, release blank, and positioning cylinder controls elasticity locating piece and resets;
3) servo feed cuts the cutting tip action in module, and cutter rotates, and meanwhile, stepper motor starts drive air spider and rotates, and servo feed part drives and controls the feed motion that panoramic table does x direction, y direction, realizes the processing of blank.
Also comprise following steps:
4), after blank completion of processing, the servo feed servo feed part of cutting in module drives panoramic table to return initial position, cutting tip and stepper motor stop motion simultaneously;
5) translation gas pawl controls paw and captures finished parts, then special carrier is gone up and lower special carrier resets under pneumatic action, the piston of y-axis direction translational cylinder stretches out, and controls workpiece and extracts out in clamping mechanism, and another translation gas pawl controls paw and again captures blank simultaneously; Y-axis oscillating cylinder controls swing arm and rotates, and translation gas pawl controls paw release finished parts, processes next time.
The invention has the beneficial effects as follows:
1, special-shaped bar atomization degree is drastically increased, simple to operate.The present invention coordinates special feeding distribution mechanism, just can realize the automatic processing of special-shaped bar, thus reduces human factor impact, improves product quality and production efficiency.In specific operation process, operating personnel only need put into the special-shaped bar quantity of design at automatic distributing material mechanism, and remaining location, clamping and process operation just can be carried out by the present invention automatically.
2, effectively reduce labour's number, improve product processing quality stability, alleviate recruitment and difficult management.The present invention coordinates special feeding distribution mechanism and manipulator, and only need be equipped with a full-time staff and just can realize more than 6 special purpose machine tool operations, the crudy of product is not affected by human factors substantially, and constant product quality is high.
3, the automated exchanged cutter of the special-shaped bar of plurality of specifications and kind can be met, improve the utilization rate of package unit.In flexible clamping module of the present invention, the position of shop bolt can regulate, to adapt to the location of different size abnormity bar, the profile design of elasticity locating piece becomes 3/4ths cylindrical shapes, efficiently avoid and brings unnecessary damage because clamping force is excessive to workpiece; In addition special carrier also can be changed according to institute's processing object difference, to adapt to the processing of dissimilar special-shaped bar up and down.
4, the present invention is from Electromechanical Design thought, and according to the processing characteristic of special-shaped bar, the automatic processing for special-shaped bar provides a set of practicable solution.
The present invention coordinates special feeding distribution mechanism and manipulator, just can realize the automatic processing of special-shaped bar, thus reduces human factor impact, improves product quality and production efficiency, has good cost performance.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the flexible automatic machining device of the present invention's abnormity bar;
Fig. 2 is the clamping partial schematic diagram (removing automatic loading/unloading module, servo feed cutting module and support and base) of the flexible automatic machining device of the present invention's abnormity bar;
In figure, base 100, motor cabinet 201, motor 202, dedicated tool 203, gripper shoe 204, base screw pair 205, feed shaft support plate 206, workbench 207, feed screw pair 208, shop bolt 301, holder 302, screw 303, upper aerodynamic slider 304, upper special carrier 305, lower special carrier 306, lower aerodynamic slider 307, air spider 308, stepper motor 309, panoramic table 310, panoramic table pedestal 311, elasticity locating piece 312, positioning cylinder 313, Y-axis oscillating cylinder 401, Y direction translation cylinder 402, swing arm 403, translation gas pawl 404, paw 405.
Detailed description of the invention
As shown in Figures 1 and 2, the present invention includes base 100, automatic loading/unloading module, flexible clamping module and servo feed and cut module; Wherein:
1) automatic loading/unloading module: comprise a y-axis oscillating cylinder 401, y-axis direction translational cylinder 402, two swing arms 403, two secondary translation gas pawl 404 and two assistant's pawls 405; It is inner that y-axis direction translational cylinder 402 is fixedly mounted on base 100 along the y-axis direction, y-axis oscillating cylinder 401 is fixed with the piston of y-axis direction translational cylinder 402 along the x-axis direction, swing arm 403 is connected by revolute pair with the output shaft of y-axis oscillating cylinder 401, two secondary translation gas pawls 404 are individually fixed in two swing arm 403 outer ends along the y-axis direction, and two assistant's pawls 405 respectively translation gas pawl 404 secondary with two are connected by sliding pair;
2) servo feed cuts module: comprise a motor cabinet 201, motor 202, and dedicated tool 203, one piece of gripper shoe 204, base screw pair 205, one piece of feed shaft support plate 206, one piece of workbench 207, feed screw secondary 208 is connected with two spindle motors, motor cabinet 201 is fixed with base 100, dedicated tool 203 is connected with motor cabinet 201 by revolute pair, gripper shoe 204 is fixed on base 100, base screw pair 205 two ends are connected with gripper shoe 204 by bearing, the feed screw nut of base screw pair 205 is connected with feed shaft support plate 206, feed shaft support plate 206 is connected with gripper shoe 204 by sliding pair, the feed screw nut of feed screw pair 208 is connected with feed shaft support plate 206, feed screw secondary 208 is connected with workbench 207, workbench 207 is connected by sliding pair with feed shaft support plate 206, base screw pair 205 is connected with spindle motor respectively by shaft coupling with feed screw pair 208,
3) flexible clamping module: comprise flexible automatic positioning mechanism and flexible automatic clamping mechanism, flexible automatic positioning mechanism comprises a shop bolt 301, holder 302, screw 303, one piece of elasticity locating piece 312 and a positioning cylinder 313, flexible automatic clamping mechanism comprises the one piece of upper lower special carrier of special carrier 305,306, one piece of lower aerodynamic slider, 307, air spider, 308, stepper motor, 309, panoramic table 310 of upper aerodynamic slider 304, and a panoramic table pedestal 311, panoramic table pedestal 311 is bolted on workbench 207, panoramic table 310 is bolted on panoramic table pedestal 311, air spider 308 is connected by revolute pair with panoramic table 310, stepper motor 309 is connected by Timing Belt with air spider 308, stepper motor 309 and panoramic table pedestal 311 are bolted, holder 302 is fixed on air spider 308 by screw 303, shop bolt 301 is fixed on holder 302 by jackscrew, upper aerodynamic slider 304 is connected with air spider 308 respectively by sliding pair with lower aerodynamic slider 307, upper special carrier 305 is bolted on aerodynamic slider 304, lower special carrier 306 is bolted on lower aerodynamic slider 307, positioning cylinder 313 is fixed on base 100, elasticity locating piece 312 is fixed on positioning cylinder 313.
In flexible automatic positioning mechanism, the position of shop bolt 301 on holder 302 is flexible adjustable, and elasticity locating piece 312 end is 3/4ths cylinders.
In flexible automatic clamping mechanism, the lower surface of upper special carrier 305 and the upper surface of lower special carrier 306 are respectively made by clamped workpiece configurations.
Processing method of the present invention comprises the following steps:
1) positioning cylinder 313 controls elasticity locating piece 312 and moves along x-axis negative direction, translation gas pawl 404 controls paw 405 and captures blank, y-axis oscillating cylinder 401 controls swing arm 403 and rotates, blank is delivered to regulation upright position, y-axis direction translational cylinder 402 shrinks, it is inner that blank sends into air spider 308, and blank front end and elasticity locating piece 312 push up jail, and two ends are firm with 3/4ths cylinder top of shop bolt 301 and elasticity locating piece 312 respectively;
2) blank clamps with lower special carrier 306 by upper special carrier 305, and hand is grabbed 405 and opened, release blank, and positioning cylinder 313 controls elasticity locating piece 312 and resets;
3) motor 202 starts, and drives dedicated tool 203 to rotate, and stepper motor 309 starts drive air spider 308 and rotates, two spindle motors start simultaneously, drive base screw pair 205 and secondary 208 motions of feed screw, control panoramic table 311 and complete feeding, realize the processing of blank;
4) after blank completion of processing, spindle motor starts, and drives base screw pair 205 and secondary 208 motions of feed screw, makes panoramic table 311 return initial position, simultaneously motor 202 and stepper motor 309 stop motion;
5) translation gas pawl 404 controls paw 405 and captures finished parts, then go up special carrier 305 to reset under pneumatic action with lower special carrier 306, the piston of y-axis direction translational cylinder 402 stretches out, control workpiece to extract out in clamping mechanism, another translation gas pawl 404 controls paw 405 and again captures blank simultaneously; Y-axis oscillating cylinder 401 controls swing arm 403 and rotates, and translation gas pawl 404 controls paw 405 and discharges finished parts, processes next time.
Design principle of the present invention:
First, the present invention, according to the geometrical property of special-shaped bar, completes the reliability design to special-shaped bar automation processing.Abnormity bar has many specifications and the feature such as peculiarly shaped, and the present invention devises special detent mechanism, guarantees that special-shaped bar is automatically located and clamped accurately, reliably; In the present invention, lower chuck is special according to blank shape, the convenient clamping to blank.
Secondly, the present invention adopts automatic technology, achieves the electromechanical integration of whole device.In a particular application, the present invention coordinates special feeding distribution mechanism, operating personnel only need put into the special-shaped bar quantity of design at automatic distributing material mechanism, remaining location, clamping and process operation are carried out automatically by apparatus of the present invention, just can realize the automatic processing of special-shaped bar, thus reduce human factor impact, improve product quality and production efficiency.
3rd, the present invention adopts flexibility to design, and can meet the automated exchanged cutter of the special-shaped bar of plurality of specifications and kind, drastically increase the utilization rate of package unit.In flexible clamping module of the present invention, the position of shop bolt can regulate, to adapt to the location of different size abnormity bar, the profile design of elasticity locating piece becomes 3/4ths cylindrical shapes, efficiently avoid and brings unnecessary damage because clamping force is excessive to workpiece; In addition special carrier also can be changed according to institute's processing object difference, to adapt to the processing of dissimilar special-shaped bar up and down.
Finally, present invention employs modular design method, for the loading and unloading of special-shaped bar, clamping and machining, devise automatic loading/unloading module, flexible clamping module and servo feed respectively and cut module, reduce design complexities, make design, debugging and safeguard to simplify.
Claims (5)
1. the flexible automatic machining device of special-shaped bar, comprises base (100) and the servo feed be arranged on base (100) cuts module;
Servo feed cuts module and comprises:
Servo feed part: provide support the feed motion with x-axis direction, y-axis direction,
Cutting tip: workpiece is cut by cutter;
It is characterized in that, also comprise automatic loading/unloading module and flexible clamping module;
Wherein:
1) automatic loading/unloading module: comprise y-axis oscillating cylinder (401), y-axis direction translational cylinder (402), two swing arms (403), two secondary translation gas pawls (404) and two assistant's pawls (405); It is inner that y-axis direction translational cylinder (402) is fixedly mounted on base (100) along the y-axis direction, y-axis oscillating cylinder (401) is fixed with the piston of y-axis direction translational cylinder (402) along the x-axis direction, swing arm (403) is connected by revolute pair with the output shaft of y-axis oscillating cylinder (401), two secondary translation gas pawls (404) are individually fixed in two swing arms (403) outer end along the y-axis direction, and two assistant's pawls (405) respectively translation gas pawl (404) secondary with two are connected by sliding pair;
2) flexible clamping module: comprise flexible automatic positioning mechanism and flexible automatic clamping mechanism;
Flexible automatic positioning mechanism comprises shop bolt (301), holder (302), elasticity locating piece (312) and positioning cylinder (313);
Flexible automatic clamping mechanism comprises aerodynamic slider (304), upper special carrier (305), lower special carrier (306), lower aerodynamic slider (307), air spider (308), stepper motor (309), panoramic table (310) and panoramic table pedestal (311);
Panoramic table pedestal (311) is fixed on servo feed and cuts in module, panoramic table (310) is fixed on panoramic table pedestal (311), air spider (308) is connected by revolute pair with panoramic table (310), stepper motor (309) is connected by Timing Belt with air spider (308), and stepper motor (309) is fixed on panoramic table pedestal (311);
Holder (302) is fixed on air spider (308), shop bolt (301) is fixed on holder (302) by jackscrew, upper aerodynamic slider (304) is connected with air spider (308) respectively by sliding pair with lower aerodynamic slider (307), upper special carrier (305) is fixed on aerodynamic slider (304), lower special carrier (306) is fixed on lower aerodynamic slider (307), positioning cylinder (313) is fixed on base (100), and elasticity locating piece (312) is fixed on positioning cylinder (313).
2. the flexible automatic machining device of the special-shaped bar of one according to claim 1, it is characterized in that, in described flexible automatic positioning mechanism, the position flexibility of shop bolt (301) on holder (302) is adjustable, and elasticity locating piece (312) end is 3/4ths cylinders.
3. the flexible automatic machining device of the special-shaped bar of one according to claim 1, it is characterized in that, in described flexible automatic clamping mechanism, the lower surface of upper special carrier (305) and the upper surface of lower special carrier (306) coordinate with clamped workpiece configurations respectively.
4. the processing method of the flexible automatic machining device of a kind of special-shaped bar according to claim 1, is characterized in that, comprise the following steps:
1) positioning cylinder (313) control elasticity locating piece (312) moves along X-axis negative direction, translation gas pawl (404) controls paw (405) and captures blank, y-axis oscillating cylinder (401) controls swing arm (403) and rotates, blank is delivered to regulation upright position, y-axis direction translational cylinder (402) shrinks, it is inner that blank sends into air spider (308), blank front end and elasticity locating piece (312) push up jail, and two ends are firm with 3/4ths cylinder top of shop bolt (301) and elasticity locating piece (312) respectively;
2) blank clamps with lower special carrier (306) by upper special carrier (305), and paw (405) is opened, release blank, and positioning cylinder (313) controls elasticity locating piece (312) and resets;
3) servo feed cuts the cutting tip action in module, cutter rotates, and meanwhile, stepper motor (309) starts drive air spider (308) and rotates, servo feed part drives and controls the feed motion that panoramic table (310) does x direction, y direction, realizes the processing of blank.
5. the flexible automatic processing method of special-shaped bar according to claim 4, is characterized in that, also comprise following steps:
4), after blank completion of processing, the servo feed servo feed part of cutting in module drives panoramic table (310) to return initial position, cutting tip and stepper motor (309) stop motion simultaneously;
5) translation gas pawl (404) controls paw (405) and captures finished parts, then go up special carrier (305) to reset under pneumatic action with lower special carrier (306), the piston of y-axis direction translational cylinder (402) stretches out, control workpiece to extract out in clamping mechanism, another translation gas pawl (404) controls paw (405) and again captures blank simultaneously; Y-axis oscillating cylinder (401) controls swing arm (403) and rotates, and translation gas pawl (404) controls paw (405) release finished parts, processes next time.
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| CN201310265485.2A CN103433508B (en) | 2013-06-28 | 2013-06-28 | Automatic flexible processing device and processing method for special-shaped bar |
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| CN201310265485.2A CN103433508B (en) | 2013-06-28 | 2013-06-28 | Automatic flexible processing device and processing method for special-shaped bar |
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| CN103433508B true CN103433508B (en) | 2015-07-08 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105479663B (en) * | 2016-01-07 | 2017-09-05 | 上海宝钢工业有限公司 | A kind of making apparatus of ribbon core steel tube screw thread set |
| CN110666987B (en) * | 2019-09-12 | 2021-04-30 | 深圳市东汇精密机电有限公司 | Production process of special-shaped lens |
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| DE102011117881A1 (en) * | 2011-11-08 | 2013-05-08 | Sms Meer Gmbh | Chuck of a machine tool for machining a tubular, rotating workpiece |
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| CN2657845Y (en) * | 2003-11-12 | 2004-11-24 | 李耀群 | Combination machine tool for processing bar |
| DE102008023062A1 (en) * | 2008-05-09 | 2009-11-12 | Emag Holding Gmbh | Method for processing wavelike workpieces, involves centering processing workpiece by centering device, where tool holders are provided with tools for cutting workpiece |
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