CN100421875C - Oscillating arm type automatic switching apparatus of tray for work pieces - Google Patents
Oscillating arm type automatic switching apparatus of tray for work pieces Download PDFInfo
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- CN100421875C CN100421875C CNB2005100269729A CN200510026972A CN100421875C CN 100421875 C CN100421875 C CN 100421875C CN B2005100269729 A CNB2005100269729 A CN B2005100269729A CN 200510026972 A CN200510026972 A CN 200510026972A CN 100421875 C CN100421875 C CN 100421875C
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- supporting plate
- oil cylinder
- workbench
- arm
- work pieces
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Abstract
The present invention discloses an automatic exchange device of a swing arm type work piece tray, which comprises an exchange system, a hydraulic transmission system, a pneumatic control system and an electric control system. A turntable is arranged on a bottom seat, a shallow locating sleeve and a deep locating sleeve are arranged on the turntable, a swing mechanism is arranged between the turntable and the bottom seat, and a pedal pin inserting device is arranged under the support plate. The turntable is provided with a locating shaft of a countertop, an interlocking device is arranged between locating shafts of two countertops, and the outer sides of the upper surfaces of two bottom seats are movably connected with an arm provided with a swing gear through a fixing shaft of a bracket. A point engaged with the swing gear of the arm is provided with a single-tooth swaying cylinder fixed on the bottom seat, a start-stop position swayed by the arm is provided with a spacing message sending device, pulling ends of the arm are respectively provided with drive pin inserting cylinders which are provided with pulling blocks connected to a workbench. The device has the advantages of high automation degree, convenient assembly and disassembly of work pieces, correct and reliable transmission exchange and big bearing capability and is suitable for being used as the automatic exchange device of work pieces in a horizontal processing center.
Description
Technical field
The present invention relates to a kind of automatic switching apparatus of tray for work pieces, especially a kind of automatic switching apparatus of tray for work pieces that is used for horizontal Machining centers.
Background technology
At present, the work pieces exchange station that uses on horizontal Machining centers mainly contains gauche form and front and back formula board.
Gauche form board such as Chinese utility model patent number 03276571.1, day for announcing 2004.09.15, a kind of double change-table unit is disclosed, it is by pallet changer, pallet (pallet), conveying device and stationary fixture are formed, pallet changer, pallet and conveying device are connected the left side and the right side of lathe, stationary fixture is contained in above the platen, is located at the conveying elongated cylinder below the pallet changer, when lift cylinder lifts or falls, block or throw off pallet reciprocal back and forth three times, its pallet is pushed into stationary fixture or draws in pallet changer.The location cylinders that have two covers to rise or descend on the stationary fixture then have compressing or unclamping cylinder of quadruplet band self-locking device in both sides, the pallet of tool positions and clamps to entering fixedly, and the executive component of conveying device can be steam-operating, machinery or electric element.Its major defect is the revolution and the installation that can't be applicable to large-scale workpiece, and exchange displacement is long, efficient is low, floor space is big.
Before and after formula board such as Chinese utility model patent numbers 94206080.6, day for announcing 1994.12.28, a kind of pallet changer of locating structure improvement is disclosed, this pallet changer includes a support, two movable stackers, one fixedly stacker and two workbench, wherein fixedly the stacker top is provided with trapezoidal evagination helical teeth in some places beyond this carrier covering scope, and in this evagination helical teeth surface and offer pore, the trapezoidal indent helical teeth of number is then arranged in the bottom of this workbench etc., but make the interior double wedge of this this bottom surface of workbench mat and the fixing meshing location of stacker top evagination helical teeth.Its major defect is to satisfy the revolution of large-scale workpiece, installation, conveying.
Have the work pieces exchange station table top that uses now and have only 630mm * 630mm on horizontal Machining centers, the chain transmission is adopted in the exchange transmission of work top.Therefore, for large-scale heavy burden workpiece, mesa dimensions is not enough, pushes away, spurs work, and the exchange transmission speed is slow, directly has influence on the production efficiency of horizontal Machining centers.
Summary of the invention
The present invention is the problem that will solve the work pieces exchange station existence of using on the existing horizontal Machining centers, the oscillating arm type automatic switching apparatus of tray for work pieces that provide a kind of automaticity height, work-handling is convenient, the transmission exchange is correctly reliable, is applicable to large-scale heavy burden workpiece.
As follows for realizing the technical scheme that purpose of the present invention adopts:
A kind of oscillating arm type automatic switching apparatus of tray for work pieces, comprise and be positioned at the lathe bed front, the exchange supporting plate base of the left and right sides, on the left and right pallet track workbench is set respectively above the exchange supporting plate base, be positioned at the rotary table below the workbench, Hydraulic Power Transmission System, atmospheric control, electric control system.
Below the workbench, be provided with rotating disk above the exchange supporting plate base, shallow positioning sleeve, dark positioning sleeve, sender switch are housed above the rotating disk, between rotating disk and the exchange supporting plate base slew gear is installed, be provided with the step bolt device below the supporting plate, above the rotating disk, be provided with the work top locating shaft below the workbench, between two work top locating shafts interlock is installed;
The outside flexibly connects the arm that has swiveling gear above two exchange supporting plate bases by the support fixed axis, with the arm swiveling gear place of being meshed the monodentate oscillating oil cylinder that is fixed on the exchange supporting plate base is installed, arms swing start-stop position is provided with spacing signal transmitter, arm is stirred plugging pin oil cylinder is installed on the end, is provided with the piece of stirring that is connected on the workbench above the plugging pin oil cylinder.
Slew gear is made up of rotating shaft, bearing block, radial ball bearing and plain thrust bearing, rotating shaft is equipped with below the rotating disk, bearing block is installed on the exchange supporting plate base, and between rotating shaft and the bearing block, the upper end flexibly connects by radial ball bearing by plain thrust bearing, lower end.
The step bolt device is made up of left and right pedal, forward and backward turnover panel, fulcrum, drag hook, positioning sleeve, cover plate, locating shaft, stage clip, positioning sleeve is fixed on the rotating disk, live in the positioning sleeve and join locating shaft, be provided with stage clip between locating shaft convex platform and the cover plate, the locating shaft lower end is provided with the sender piece, be provided with the travel switch that is fixed on the exchange supporting plate base with sender piece corresponding section, flexibly connect by drag hook, the forward and backward turnover panel that is installed on the fulcrum between locating shaft and the pedal.
Interlock is made up of rod-pulling type oil cylinder, table positions cover, pushing block, stage clip that the table positions axle is housed, rod-pulling type oil cylinder level is installed in and is positioned at the lathe bed front, on the exchange supporting plate base of the left and right sides, be fixedly connected with pushing block on the shaft of rod-pulling type oil cylinder two ends, be provided with an inclined-plane below the pushing block, the table top locating shaft that matches with the pushing block inclined-plane is provided with elongated slot, the elongated slot lower surface is curved, rod-pulling type oil cylinder drawhead is equipped with outward near switch, workbench is installed near switch on the table top positioning sleeve.
Plugging pin oil cylinder is equipped with outer ring and roll assembly on its piston rod head, the piston rod two ends are equipped with the sender piece, and oil cylinder cover two ends are equipped with near switch.
Worktable lifting oil cylinder and angling cylinder are housed below the rotary table; The outside is provided with position sender switch.
The work top length and width all is 800mm.
The present invention compares as board with existing duplex has following characteristics:
1.800mm the scope of * 800mm double-workbench face loading workpiece is big, and outer step bolt device of employing machine and slew gear, makes save greatly the non-cutting time of the outer workpiece loading and unloading of machine;
2. hydraulic oil cylinder driving swing type arm comes the transmission pallet changer, and driving force is big;
3. adopt interlock, plugging pin oil cylinder, spacing signal transmitter in the switch, make switch correctly reliable;
4. employing Hydraulic Power Transmission System, atmospheric control, electric control system automaticity height.
Description of drawings
Fig. 1 is a structural front view of the present invention;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the right view of Fig. 1;
Fig. 4 is a step bolt device structural representation;
Fig. 5 is the plugging pin oil cylinder structural representation;
Fig. 6 is the exchange system functional schematic;
Fig. 7 is a structure principle chart of the present invention;
Fig. 8 is turntable hydraulic pressure and pneumatic schematic diagram;
Fig. 9 is an exchange system hydraulic control schematic diagram.
The specific embodiment
The present invention is further illustrated below in conjunction with accompanying drawing and embodiment.
Fig. 1,2,3, shown in 6,7, oscillating arm type automatic switching apparatus of tray for work pieces, by being installed in the lathe bed front, the exchange supporting plate base 5,8 of the left and right sides, on the left and right pallet track workbench 1,2 is set respectively above the exchange supporting plate base 5,8, be positioned at the rotary table 53 below the workbench, Hydraulic Power Transmission System, atmospheric control, the PLC electric control system, compositions such as guidance panel.
Two workbench 1,2 table top length and widths all are 800mm.Below the workbench 1,2, be provided with rotating disk 30,31 above the exchange supporting plate base, shallow positioning sleeve 49, dark positioning sleeve 48, sender switch are housed, rotating disk 30 above the rotating disk 30,31,31 with exchange supporting plate base 5, slew gear 70 is installed between 8, is provided with step bolt device 50 below rotating disk 30,31 supporting plates, rotating disk 30, above 31, respectively be provided with between 19, two work top locating shafts 19 of work top locating shaft below the workbench 1,2 interlock 60 be installed.
The outside is by the movable arm 3,4 of installing of support 6,13 fixed axis above two exchange supporting plate bases 5,8, and arm 3,4 is installed bulging joining sleeve 36 with support 6,13 fixed axis junctions, is used for the axial restraint of arm 3,4.With the coaxial place's fixed installation of installing hole swiveling gear, the monodentate oscillating oil cylinder 11,12 that is meshed with arm 3,4 swiveling gears is fixed on the exchange supporting plate base 5,8 by the oil cylinder frame below the arm 3,4.Arm is equipped with spacing signal transmitter 80,81 on 3, the 4 swing start-stop positions, and spacing signal transmitter 80 is made up of limit base 41, spacing spiral shell pricker 39, limit shaft 38, switch LS6.Arm 3,4 is stirred plugging pin oil cylinder 40A is installed on the end, 40B, and plugging pin oil cylinder piston rod 43 upper ends can be inserted and be stirred piece 9,10, stir piece 9,10 and are connected on the limit of workbench 1,2.
Slew gear 70 is by rotating shaft 32, bearing block 35, radial ball bearing 33, plane thrust 34 is formed, rotating shaft 32 is installed in rotating disk 30, below 31, bearing block 35 is installed in exchange supporting plate base 5, on 8, between rotating shaft 32 and the bearing block 35, the upper end flexibly connects by radial ball bearing 33 by plain thrust bearing 34, lower end.
Fig. 3, shown in 4, step bolt device 50 is by a left side, right steps 18A, 18B, before, end blocking 25,26, fulcrum 24, drag hook 17, positioning sleeve 14, cover plate 28, locating shaft 15, stage clip 27 is formed, positioning sleeve 14 is fixed on the rotating disk 30,31, lives in the positioning sleeve 14 and joins locating shaft 15, be provided with stage clip 27 between locating shaft 15 convex platforms and the cover plate 28, locating shaft 15 lower ends are provided with sender piece 16, are provided with the travel switch LS13 that is fixed on the exchange supporting plate base 5,8 with sender piece 16 corresponding sections, LS14, a locating shaft 15 and a left side, right steps 18A, between the 18B by drag hook 17 and be installed on the fulcrum 24 before, end blocking 25,26 flexibly connects.
When the work top on pallet track 1,2, when workpiece or clamping apparatus are installed, can use foot pedal 18A, 18B helps to install.Down step on, can pull out supporting plate step latch locating shaft 15, and then manually (9 ° of every rotations, pin is up lifted, under the effect of spring force, step latch locating shaft 15 can insert supporting plate location shallow bore hole 49) the rotary work table top, making things convenient for the operation of workpiece pressing plate or clamping apparatus trip bolt, after the installation, must make work top rotate to swap status, be that step latch locating shaft 15 inserts rotating disks location deep holes 48, this moment foot pedal limit switch LS13, the LS14 sender.
Shown in Figure 5, on 43 in the piston rod of plugging pin oil cylinder outer ring and roll assembly 45 is housed, piston rod 43 two ends are equipped with sender piece 46,47, and oil cylinder overlaps 44 two ends and is separately installed with near switch LS3 LS4, LS7, LS8.
Shown in Figure 8, worktable lifting oil cylinder 42 and angling cylinder 52 are housed below the rotary table 53; Outside installation site sender switch LS1, LS2, LS3.Be provided with inflatable mouth between rotary table 53 and the pallet changer 1,2, inflatable mouth meets 5kg/cm by two-position four-way solenoid valve
3Compressed air.
Shown in Figure 9, the entrance end of two swing arm monodentate oscillating oil cylinders 11,12 and a positioning tie bar formula oil cylinder 22 connects three position four-way electromagnetic valve by one-way throttle valve, and two plugging pin oil cylinder 40A, 40B import and export and connect two-position four-way solenoid valve.
The supporting plate exchange system is used for the exchange of double- workbench 1,2, and whole system is controlled with 5 hydraulic cylinders; The location of workbench 1,2 on supporting plate goes out rod oil cylinder 22 and drives mechanical alignment pin location (left and right sides supporting plate is mechanical interlocked) with 1 positioning tie bar formula is two; Swing arm 3,4 drives workbench 1,2nd, is undertaken by latch cylinder 40A, the 40B of two parallel connections.Whole exchange process is controlled by PLC, simultaneously in the positive front of switch, a manual operation control panel is arranged, and by the push-botton operation of this panel, can carry out the operation of single step action.
The exchange of workbench, the state (Fig. 6,7) in the time of at first will satisfying the exchange beginning
1. workbench 2 is in machining area, and workbench 1 is in the clamping workpiece zone.
2. swing arm 3, swing arm 4 all are in anteposition, and the plugging pin oil cylinder 40A in the swing arm, 40B piston rod 13 all descend.
3. have the supporting plate of workbench will be in switch: the judgment task platform is on which piece supporting plate; Two supporting plate step latch locating shafts 19 all rise (inserting the supporting plate deep hole); Rod-pulling type cylinder 22 states are locating shaft 19 risings (inserting workbench 2) on the supporting plate.
Then, carry out the machinery exchange (automatic or manual) of workbench again.
The flow process of automatic switching motion: at first be in swap status, carry out following action then:
Set a workbench 2 at another workbench 1 of machining area on clamping workpiece zone (left side)
Rotary table 53 is walked right position (switch is apart from the alignment of shafts 460);
Foregate is opened (4 signals of two fan doors) workbench 2 and is risen, begins to blow, and the position, back is walked in swing arm 4;
40A, 40B cylinder piston rod 43 rise and insert work top 1,2.
Anteposition is walked in swing arm 4: rotary table 53 is walked position, a left side (walking 920); Rod-pulling type cylinder 22 piston rods move to left:
Locating shaft 19 declines (breaking away from work top 2) on the left supporting plate of locating shaft 19 risings (inserting work top 1) on the right supporting plate.
Position, back: 40A is walked in swing arm 3,40B cylinder piston rod 43 descends, and breaks away from work top 1.
Anteposition is walked in swing arm 3:
Rotary table 53 is blown and is closed; Work top 2 descends; Foregate is closed.
Machining area processing is carried out; The workpiece transposing of clamping workpiece zone is carried out.
Claims (6)
1. an oscillating arm type automatic switching apparatus of tray for work pieces comprises being positioned at the lathe bed front, the exchange supporting plate base (5 of the left and right sides, 8), on the left and right pallet track workbench (1,2) is set respectively above the exchange supporting plate base (5,8), be positioned at workbench (1,2) Xia Mian rotary table (53), Hydraulic Power Transmission System, atmospheric control, electric control system is characterized in that:
Workbench (1,2) below, be provided with rotating disk (30 above the exchange supporting plate base, 31), rotating disk (30, shallow positioning sleeve (49), dark positioning sleeve (48), sender switch are housed 31), rotating disk (30,31) with exchange supporting plate base (5, slew gear (70) is installed 8), is provided with step bolt device (50) below rotating disk (30, the 31) supporting plate, rotating disk (30,31) respectively be provided with table positions axle (19) above, below the workbench (1,2), interlock (60) is installed between two table positions axles (19);
Two exchange supporting plate bases (5,8) outside is by support (6 above, 13) fixed axis flexibly connects the arm (3 that has swiveling gear, 4), be equipped with arm (3,4) the swiveling gear place of being meshed and be fixed on exchange supporting plate base (5,8) the monodentate oscillating oil cylinder (11 on, 12), arm (3,4) swing start-stop position is provided with spacing signal transmitter (80,81), arm (3,4) stir be equipped with on the end plugging pin oil cylinder (40A, 40B), plugging pin oil cylinder (40A, be provided with 40B) to be connected and stir piece (9,10) on the workbench (1,2).
2. oscillating arm type automatic switching apparatus of tray for work pieces according to claim 1, it is characterized in that, described slew gear (70) is by rotating shaft (32), bearing block (35), radial ball bearing and plain thrust bearing (33,34) form, rotating shaft (32) is installed in below the rotating disk (30,31), bearing block (35) is installed in exchange supporting plate base (5,8) on, between rotating shaft (32) and the bearing block (35), the upper end flexibly connects by radial ball bearing (33) by plain thrust bearing (34), lower end.
3. oscillating arm type automatic switching apparatus of tray for work pieces according to claim 1, it is characterized in that, described step bolt device (50) is by a left side, right steps (18A, 18B), before, end blocking (25,26), fulcrum (24), drag hook (17), positioning sleeve (14), cover plate (28), locating shaft (15), stage clip (27) is formed, positioning sleeve (14) is fixed on rotating disk (30,31) on, live in the positioning sleeve (14) and join locating shaft (15), be provided with stage clip (27) between locating shaft (15) convex platform and the cover plate (28), locating shaft (15) lower end is provided with sender piece (16), be provided with sender piece (16) corresponding section and be fixed on exchange supporting plate base (5,8) travel switch (LS13 on, LS14), a locating shaft (15) and a left side, right steps (18A, 18B) between by drag hook (17) and be installed on the fulcrum (24) before, end blocking (25,26) flexibly connects.
4. oscillating arm type automatic switching apparatus of tray for work pieces according to claim 1, it is characterized in that, described interlock (60) is by rod-pulling type oil cylinder (22), the table positions cover (20) of table positions axle (19) is housed, pushing block (21,23), stage clip (51) is formed, rod-pulling type oil cylinder (22) level is installed in and is positioned at the lathe bed front, the exchange supporting plate base (5 of the left and right sides, 8) on, be fixedly connected with pushing block (21 on the shaft of rod-pulling type oil cylinder (22) two ends, 23), be provided with an inclined-plane below the pushing block (21,23), with pushing block (21,23) the table positions axle (19) that matches of inclined-plane is provided with elongated slot, and the elongated slot lower surface is curved, and rod-pulling type oil cylinder (22) drawhead is equipped with outward near switch (LS9, LS10), workbench is installed near switch on the table positions cover (20).
5. oscillating arm type automatic switching apparatus of tray for work pieces according to claim 1, it is characterized in that, described plugging pin oil cylinder (40A, 40B) on its piston rod (43) head, outer ring and roll assembly (45) is housed, piston rod (43) two ends are equipped with sender piece (46,47), and oil cylinder cover (44) two ends are separately installed with near switch (LS3, LS4, LS7, LS8).
6. oscillating arm type automatic switching apparatus of tray for work pieces according to claim 1 is characterized in that, worktable lifting oil cylinder (42) and angling cylinder (52) is housed below the described rotary table (53); The outside is provided with position sender switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100269729A CN100421875C (en) | 2005-06-21 | 2005-06-21 | Oscillating arm type automatic switching apparatus of tray for work pieces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100269729A CN100421875C (en) | 2005-06-21 | 2005-06-21 | Oscillating arm type automatic switching apparatus of tray for work pieces |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1727111A CN1727111A (en) | 2006-02-01 |
| CN100421875C true CN100421875C (en) | 2008-10-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100269729A Expired - Fee Related CN100421875C (en) | 2005-06-21 | 2005-06-21 | Oscillating arm type automatic switching apparatus of tray for work pieces |
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| CN (1) | CN100421875C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103143976B (en) * | 2013-03-22 | 2015-06-17 | 山东鲁南华源数控股份有限公司 | Automatic tray exchange device |
| CN106708000B (en) * | 2017-02-23 | 2023-06-13 | 通用技术集团昆明机床股份有限公司 | Flexible manufacturing system |
| CN114734250A (en) * | 2022-03-24 | 2022-07-12 | 纽威数控装备(苏州)股份有限公司 | Milling and boring machine with exchange workbench and use method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61117045A (en) * | 1984-11-09 | 1986-06-04 | Toyoda Mach Works Ltd | Pallet replacing apparatus |
| JPH01234133A (en) * | 1988-03-16 | 1989-09-19 | Okuma Mach Works Ltd | Multiple plane automatic pallet changer |
| JPH05318262A (en) * | 1992-05-25 | 1993-12-03 | Okuma Mach Works Ltd | Method for controlling exchange speed in automatic pallet exchange device |
| CN2186134Y (en) * | 1994-03-10 | 1994-12-28 | 互阳国际精机股份有限公司 | Exchange working table with improved position structure |
| JPH10217060A (en) * | 1997-01-31 | 1998-08-18 | Okuma Mach Works Ltd | Pallet conveying device in machining center |
| JP2000024867A (en) * | 1998-05-12 | 2000-01-25 | Hwacheon Machine Tool Co Ltd | Pallet exchanging method and device for machine tool |
| US20040107556A1 (en) * | 2002-11-13 | 2004-06-10 | Hiroshi Yasuda | Machine tool and pallet changer for machine tool |
| CN2640692Y (en) * | 2003-08-22 | 2004-09-15 | 北京机电院高技术股份有限公司 | Double-exchanging working table unit |
| CN2700046Y (en) * | 2004-05-09 | 2005-05-18 | 力锠机械股份有限公司 | Machine tool with automatic workbench exchange mechanism |
| CN2796929Y (en) * | 2005-06-21 | 2006-07-19 | 上海第三机床厂 | Automatic exchange device of swing arm type work piece pallet |
-
2005
- 2005-06-21 CN CNB2005100269729A patent/CN100421875C/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61117045A (en) * | 1984-11-09 | 1986-06-04 | Toyoda Mach Works Ltd | Pallet replacing apparatus |
| JPH01234133A (en) * | 1988-03-16 | 1989-09-19 | Okuma Mach Works Ltd | Multiple plane automatic pallet changer |
| JPH05318262A (en) * | 1992-05-25 | 1993-12-03 | Okuma Mach Works Ltd | Method for controlling exchange speed in automatic pallet exchange device |
| CN2186134Y (en) * | 1994-03-10 | 1994-12-28 | 互阳国际精机股份有限公司 | Exchange working table with improved position structure |
| JPH10217060A (en) * | 1997-01-31 | 1998-08-18 | Okuma Mach Works Ltd | Pallet conveying device in machining center |
| JP2000024867A (en) * | 1998-05-12 | 2000-01-25 | Hwacheon Machine Tool Co Ltd | Pallet exchanging method and device for machine tool |
| US20040107556A1 (en) * | 2002-11-13 | 2004-06-10 | Hiroshi Yasuda | Machine tool and pallet changer for machine tool |
| CN2640692Y (en) * | 2003-08-22 | 2004-09-15 | 北京机电院高技术股份有限公司 | Double-exchanging working table unit |
| CN2700046Y (en) * | 2004-05-09 | 2005-05-18 | 力锠机械股份有限公司 | Machine tool with automatic workbench exchange mechanism |
| CN2796929Y (en) * | 2005-06-21 | 2006-07-19 | 上海第三机床厂 | Automatic exchange device of swing arm type work piece pallet |
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| CN1727111A (en) | 2006-02-01 |
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Granted publication date: 20081001 Termination date: 20180621 |