Background technology
At present, in welding, assembling, in the machining production processes such as die casting, the general operation that all needs workpiece to carry out feeding and blowing, but in a lot of machining production processes, be all to adopt the artificial operation of implementing feeding and blowing, inconvenient operation, production efficiency is low, and be easy to like this defective work piece and the workpiece of making dirty, and the production of automation can guarantee the high accuracy of product, high-quality, high efficiency requirement, therefore forming machine is is extensively researched and developed and be applied to automatic mechanical hand, lathe, on the equipment such as assembly production chain and die casting machine or device, for carrying out mobile object, draw the operations such as workpiece, but prior art adopts clamp mostly, clamping jaw device carrys out clamping work pieces, cause like this manipulator volume larger and heavy, be unfavorable for gripping small workpiece.
Wherein, in casting field especially on die casting machine or hydraulic press, because their processing work region divisions have four columns, common mechanical hand is difficult to intelligence and directly carries out feeding or blowing through four columns, automaticity is not high, and can intelligence through the robot manipulator structure of four columns also more complicated, to occupy space large, flexible stroke is shorter.
In addition, existing forcing press as the machining production line of punch press or hydraulic press in, charging is lubricated general adopts oil injection mechanism design unreasonable, oil spout distributed pole is inhomogeneous, adopts the lubricating oil waste of immersion oil mode large, and easy pollution in wide area board neighboring area.
Summary of the invention
Object of the present invention be exactly the deficiency existing for prior art and a kind of automatic clamping and placing material is provided, production efficiency is high, the range of work is wide, flexible stroke is greatly and to the uniform automated press line of workpiece oil spout.
The technical solution used in the present invention is as follows:
A kind of automated press line, comprise forcing press and the manipulator of being located at forcing press one side, described manipulator comprises base, with the drive unit of being located on base, rotating mechanism, telescoping mechanism and take out device, described drive unit is connected with rotating mechanism, be used for driving rotating mechanism rotation, described telescoping mechanism is connected with rotating mechanism, by rotating mechanism, drive telescoping mechanism to rotate, described telescoping mechanism is connected with take out device, described telescoping mechanism comprises at least one mechanical arm, with every mechanical arm slide plate and the manipulator mount pad being connected with rotating mechanism one to one, described mechanical arm is connected with manipulator mount pad by slide plate, described slide plate is controlled and is slided by actuator, on described every mechanical arm, be provided with upper gear rack, on described manipulator mount pad, be provided with lower gear rack, described slide plate has connected gear by bearing, and described gear meshes with upper gear rack and lower gear rack respectively.
The present invention can meet manipulator high efficiency on forcing press and pick and place workpiece, can not be subject to the restriction of four columns, in rotatable function, possessed Telescopic, and mesh by moving belt moving gear and the lower gear rack that gear is installed slide plate, for the rolling of gear provides power, also make upper gear rack and gear do relative motion, thereby driving mechanical arm is flexible, the structure setting that this movement by gear drives upper gear rack to move has again reached the effect of a Double-stroke, has effectively improved the efficiency of manipulator loading and unloading.Here it should be noted that: in prior art, also occur the such manipulator of telescoping mechanism, be that the flexible stroke of such telescoping mechanism is shorter, only have single times of stroke, can cause between device and manipulator too compact, in the possible course of work, can cause mechanical collision, and the range of work is less.Certainly, the present invention be not telescoping mechanism is had to a Double-stroke effect when opposing unique restriction of the present invention, some automated production is less demanding, the process equipment that the range of work is little also can arrange has the single times of manipulator that stroke is flexible, when the concrete single times of flexible setting of stroke only need to keep gear to rotate, do not make planar movement, by its rotation and the engagement driving mechanical hand of upper gear rack, stretch.
Preferably, on described every mechanical arm, be provided with top line slideway, on described manipulator mount pad, be provided with bottom line slideway, described slide plate upper and lower surface is respectively equipped with upper rall slide block and lower guide slide block, described upper rall slide block contacts cooperation with top line slideway, and described lower guide slide block contacts cooperation with bottom line slideway; Described top line slideway and upper gear rack are all located at mechanical arm lower surface, and connect as one with mechanical arm; Described bottom line slideway and lower gear rack are all located at manipulator mount pad upper surface, and connect as one with manipulator mount pad.
Wheel and rack engagement is the flexible power that provides for manipulator do relative motion, and described upper rall slide block with top line slideway for contacting cooperation, described lower guide slide block contacts cooperation with bottom line slideway be in order to guarantee the rectilinear motion of manipulator.
Preferably, described mechanical arm has two, and they intersect and are fixed angle setting, are respectively the first mechanical arm and the second mechanical arm.
Mechanical arm of the present invention is two mechanical arms that intersect and be fixed angle setting, and their fixed angle needs to determine according to the actual range of work and processing.
Preferably, described fixed angle is 90 degree.
Further, fixed angle is that 90 degree are wherein a kind of modes that two mechanical arms of the present invention arrange, and it is not restricted, and other angle also can arrange according to actual needs, for example 60 degree or 120 degree or 180 degree.
Preferably, described actuator is located on manipulator mount pad, and is connected by driving connecting plate and gear that slide plate is installed, and described actuator is Rodless cylinder or the direct-connected ball screw of servomotor; Described bearing is screw bolt-type outer ring and roll assembly.
Preferably, state rotating mechanism and comprise the pinion being connected with drive unit, described pinion and gear wheel engagement, described gear wheel and the coaxial setting of turning arm cover, and turning arm is sheathed on gear wheel top, described turning arm cover is connected with the manipulator mount pad of telescoping mechanism, overlaps driving mechanical hand mount pad rotate by turning arm.
By mechanical arm described in this rotating mechanism, can realize 360 degree and rotate arbitrarily, concrete rotational angle is needed to adjust by actual conditions.
Preferably, described drive unit is pneumatic pivot angle cylinder or servomotor or stepper motor.
Preferably, described take out device is Acetabula device, described Acetabula device comprises elevating mechanism and suction cup carrier, described elevating mechanism comprises cylinder and the straight-line guidance unit being connected with mechanical arm, piston rod by cylinder drives suction cup carrier to do elevating movement, described straight-line guidance unit is connected with suction cup carrier, keeps the rectilinear motion of suction cup carrier, and described suction cup carrier is circle type and is evenly provided with several suckers.
Small workpiece or stub bar better drawn or transferred to the Acetabula device that the present invention adopts can, be difficult for them to damage, and the sucker number of suction cup carrier setting arranges according to actual needs, arrange 1 or 2 or 3 or 4 and can reach same absorption workpiece effect, here be not restricted, wherein arrange 4 for more rational set-up mode.
Preferably, described automated press line is also provided with fueling injection equipment, described fueling injection equipment comprises for oil spray to workpiece surface and is located at the upper nozzle mechanism on manipulator, with oil spray to workpiece lower surface and be located at the lower nozzle mechanism of manipulator below, described upper nozzle mechanism comprises the upper nozzle of being located at suction cup carrier center by nozzle mount pad, described upper nozzle is by the oil spout of nozzle throttle valve control, described lower nozzle mechanism comprises nozzle platform and the lower nozzle of being located at manipulator below, described lower nozzle regulates oil pipe to be connected with nozzle platform by being provided with the height of sealed clamping cover, and by the oil spout of nozzle throttle valve control.
The oil injection mechanism that the present invention adopts, by workpiece upper and lower oil spray, produces hollow ring spraying, can cover workpiece processing edge under the few oil condition of use comprehensively.
Preferably, described fueling injection equipment is by fueller fuel feeding, and described fueller comprises fuel tank, oil pump, liquid level detection device, fluid injection filter and three-way magnetic valve, realizes the supply of the quantitative oil spout of workpiece.
The oil injection mechanism that the present invention adopts produces can the reflux fuel tank of fueller of unnecessary oil.
The beneficial effect that the present invention compared with prior art has:
1. can freely, automation extend into feeding or blowing in narrow die space;
2. there is double flexible stroke, can realize large-scale feeding or blanking;
3. be provided with two mechanical arms that intersect and be fixed angle setting and can efficiently carry out rapidly feeding or blowing operation;
4. in the situation that can avoid oil to waste, realize the oil lubrication to workpiece.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Embodiment:
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, a kind of automated press line, comprise forcing press 23 and the manipulator 24 of being located at forcing press 23 1 sides, described manipulator 24 comprises base 1, with the pneumatic pivot angle cylinder 14 of being located on base 1, rotating mechanism, telescoping mechanism and Acetabula device, described drive unit is connected with rotating mechanism, be used for driving rotating mechanism rotation, described telescoping mechanism is connected with rotating mechanism, by rotating mechanism, drive telescoping mechanism to rotate, described telescoping mechanism is connected with Acetabula device, described telescoping mechanism comprises mechanical arm, described mechanical arm is two and intersects and be the mechanical arm that 90 degree arrange, be respectively the first mechanical arm 2 and the second mechanical arm 3, described each a mechanical arm respectively corresponding gear is installed slide plate 4 and the manipulator mount pad 5 being connected with rotating mechanism, and each mechanical arm lower surface is provided with top line slideway 6 and upper gear rack 7, described manipulator mount pad 5 upper surfaces are provided with bottom line slideway 8 and lower gear rack 9, described gear is installed slide plate 4 upper and lower surfaces and is respectively equipped with upper rall slide block 10 and lower guide slide block 11, described gear is installed slide plate 4 by driving connecting plate 12 to connect the Rodless cylinder 18 of being located on manipulator mount pad 5, described gear is installed slide plate 4 and has been connected gear 13 by screw bolt-type outer ring and roll assembly 19, described gear 13 meshes with upper gear rack 7 and lower gear rack 9 respectively.
Described upper gear rack 7 connects as one with mechanical arm, and described lower gear rack 9 connects as one with manipulator mount pad 5.
Described upper rall slide block 10 is with top line slideway 6 for contacting cooperation, and described lower guide slide block 11 contacts cooperation with bottom line slideway 8.
The operation principle of this telescoping mechanism: under the driving of Rodless cylinder 18, gear is installed the moving belt moving gear 13 and lower gear rack 9 engagements of slide plate 5, for the rolling of gear 13 provides power, also make upper gear rack 7 and gear 13 do relative motion, thereby driving mechanical arm is made stretching motion.
Described rotating mechanism comprises the pinion 15 being connected with pneumatic pivot angle cylinder 14, described pinion 15 and gear wheel 16 engagements, described gear wheel 16 coaxially arranges with turning arm cover 17, and turning arm cover 17 is located at gear wheel 16 tops, described turning arm cover 17 is connected with the manipulator mount pad 5 of telescoping mechanism, by turning arm, overlaps 17 driving mechanical hand mount pad 5 rotations.
The operation principle of this rotating mechanism is: by pneumatic pivot angle cylinder 14, rotarily drive pinion 15 rotations, thereby make gear wheel 16 rotations that are engaged with, and the turning arm cover 17 that rotates to be of gear wheel 16 provides power, thereby 5 rotations of driving mechanical hand mount pad are also that driving mechanical is rolled over.
Described Acetabula device comprises elevating mechanism and suction cup carrier 22, described elevating mechanism comprises cylinder 20 and the straight-line guidance unit 21 being connected with mechanical arm, by cylinder 20, drive straight-line guidance unit 21 to do elevating movement, described straight-line guidance unit 21 is connected with suction cup carrier 19, and described suction cup carrier 19 is circle type and is evenly provided with 4 suckers.
This Acetabula device operation principle is: when the piston rod rectilinear motion of cylinder 20, drive suction cup carrier 22 to do elevating movement, when sucker touches surface of the work, just workpiece can be held, by the drive of cylinder 20, at the effect workpiece of straight-line guidance unit, straight line elevating movement can be done.
As Fig. 1, Fig. 6, Fig. 7, shown in Fig. 8 and Fig. 9, described automated press line is also provided with fueling injection equipment, described fueling injection equipment comprises for oil spray to workpiece surface and is located at the upper nozzle mechanism 25 on manipulator, with oil spray to workpiece lower surface and be located at the lower nozzle mechanism 26 of manipulator below, described upper nozzle mechanism 25 comprises the upper nozzle 28 of being located at suction cup carrier 22 centers by nozzle mount pad 27, described upper nozzle 28 is controlled oil spout by nozzle choke valve 29, described lower nozzle mechanism 26 comprises nozzle platform 30 and the lower nozzle 31 of being located at manipulator below, described lower nozzle 31 regulates oil pipe 33 to be connected with nozzle platform 30 by being provided with the height of sealed clamping cover 32, and control oil spout by nozzle choke valve 34.
Described fueling injection equipment is by fueller fuel feeding, and described fueller comprises fuel tank, oil pump, liquid level detection device, fluid injection filter and three-way magnetic valve, realizes the supply of the quantitative oil spout of workpiece.