Efficient pressing robot
Technical field
The utility model relates to robot technical field, is specifically related to a kind of efficient pressing robot.
Background technology
Punching press is that a kind of depended on pressure machine and mould apply external force to sheet material, band, tubing and section bar etc., makes it to produce plastic deformation or separation, thus obtains the forming and machining method of the workpiece of required form and size.Punching press and forging belong to plastic working together, are collectively referred to as forging and stamping.The blank of punching press is hot rolling and cold rolling steel plate and steel band mainly; In global steel, have 60 ~ 70% to be sheet material, wherein major part makes finished product through punching press.The vehicle body of automobile, chassis, fuel tank, radiator fin, the drum of boiler, the housing of container, the iron core silicon-steel sheet etc. of motor, electrical equipment is all punch process.In the products such as instrument and meter, household electrical appliance, bicycle, office machinery, household utensil, also there is a large amount of stamping parts.
But, the mode that China's mould punching industry great majority adopt artificial loading, reload, before each punch press work, workman puts into material in punch press, after treating that punching machine presses work completes, then is taken out by workman; There is larger potential safety hazard in the mode of this kind artificial loading, feeding, often there will be and staff is broken industrial accidents such as disabling.
Along with the development of modernization of industry process, release a kind of pressing robot on the market, the heavy labor of people can be replaced to realize mechanization and the automation of production, can operate to protect personal safety under hostile environment.Existing pressing robot is varied, its different design concept come, and makes every effort to the user demand reaching different user.Although it can realize the carrying action to different stamped workpieces, but its design is ingenious all not, and structure is comparatively complicated, and poor work stability, efficiency is low, take up room large, cause the waste of space resources, also make overall high cost, in addition, working range is relatively little, and can only catch the workpiece getting lighter in weight, is difficult to be applied.
Utility model content
For above-mentioned deficiency, the purpose of this utility model is, provides a kind of smart structural design, rationally, operating efficiency is high, good stability, and working range wide, catch and get the large efficient pressing robot of weight.
For achieving the above object, technical scheme provided by the utility model is: a kind of efficient pressing robot, it comprises rotating base, lifting supports armstand, multi-stage expansion arm and rotating mechanism, described lifting supports armstand and is arranged on rotating base, and do spinning movement by the driving of this rotating base, multi-stage expansion arm is arranged on lifting and supports in armstand, and do vertical lift action by the driving of this lifting support armstand, described rotating mechanism is arranged on multi-stage expansion arm, and makes expanding-contracting action by the driving of this multi-stage expansion arm.
Improve as one of the present utility model, described rotating base comprises seat board, motor, rotation pedestal and reductor, described rotation pedestal is movably arranged on seat board by bearing assembly, described reductor is arranged in described rotation pedestal, and the output of this reductor stretches out this rotation pedestal, and be connected with described seat board, the position of the corresponding reductor of described motor is arranged, and the driving shaft of this motor is connected with the input of described reductor, described seat board is provided with shock callus.
Improve as one of the present utility model, described bearing assembly comprises plane bearing and deep groove ball bearing, described plane bearing is arranged on seat board and rotates between pedestal, described deep groove ball bearing is arranged on the home position of plane bearing, and inner ring is enclosed within the output of described reductor, outer ring is fixed on described seat board by bearing block.
Improve as one of the present utility model, described lifting supports armstand and comprises stand, motor, lifting transmission component, bracket, slide rail and the slide block suitable with this slide rail, described slide rail is vertically arranged on described stand sidewall, described bracket is arranged on this slide rail by skid, described motor is arranged in stand, and drives slide block reciprocating on slide rail by lifting transmission component; Described motor is absolute value servomotor.
Improve as one of the present utility model, described lifting transmission component comprises driven wheel, driving gear set, driving shaft, driven shaft, driving wheel, driven pulley and driving-chain band, described driving shaft is arranged on the top of stand by bearing, described driving wheel is arranged on this driving shaft, described driven shaft is arranged on the bottom of stand by bearing, described driven pulley is arranged on this driven shaft, described driving-chain band is arranged on driving wheel and driven pulley, described slide block is fixed on described driving-chain band, described driven wheel is arranged on the driving shaft of motor, and be connected with described driving shaft by described driving gear set.
Improve as one of the present utility model, described lifting transmission component comprises variable-speed motor, screw mandrel and the feed screw nut suitable with this screw mandrel, this feed screw nut is fixed on described slide block, described screw mandrel is vertically arranged on stand by bearing, and match with described feed screw nut, the input of described variable-speed motor is connected with the driving shaft of described motor, and the output of this variable-speed motor is connected with one end of described screw mandrel; The upper surface of described seat board is provided with the recess suitable with the base profile profile of described stand.
Improve as one of the present utility model, described multi-stage expansion arm comprises one-level jib, secondary jib, three grades of jibs, motor, driving-chain band, driving wheel and synchronizing wheel, described one-level jib, secondary jib and three grades of jibs stacked successively by order from bottom to up by line slide rail assembly, described driving wheel is arranged on the afterbody of secondary jib, described synchronizing wheel is arranged on the front portion of this secondary jib, described driving-chain band is arranged on described driving wheel and synchronizing wheel, described one-level jib is provided with the lower fixed block fixed with the descender of this driving-chain band, described three grades of jibs are provided with the upper fixed block fixed with the ascending part of this driving-chain band, described motor is connected with described driving wheel by drive disk assembly.
Improve as one of the present utility model, described one-level jib comprises one-level base plate and is symmetricly set on the one-level side plate of these one-level base plate both sides, and two one-level side plates and one-level base plate are equipped with the line slide rail assembly suitable with described secondary jib.
Improve as one of the present utility model, described rotating mechanism comprises motor, driving wheel, sucker disk seat, synchronizing wheel and reductor, this reductor is arranged on the front end of described three grades of jibs, described sucker disk seat is arranged on the output of this reductor, described synchronizing wheel is arranged on the input of this reductor, described motor is arranged on the tail end of described three grades of jibs, and described driving wheel is arranged on the driving shaft of this motor, and is connected with described synchronizing wheel by driving-chain band.
Improve as one of the present utility model, described motor is absolute value servomotor.Described driving-chain band is belt or chain.
The beneficial effects of the utility model are: the utility model smart structural design, rationally, meet punch press produce time required action request basis on, effectively simplify the overall structure of traditional robot, reduce parts, reduce costs, adopt multistage linking stretching structure, make arm extend or contractile motion more steady, speed is faster, realize high-efficiency homework, coordinate rotating base and lifting to support armstand simultaneously, make workpiece more steady at timing, blowing precision is higher, action is coherent quick, increase work efficiency further, and the radius of clean-up is large, 3 meters can be reached, weight capacity is good, catch and get workpiece weight up to 50Kg, applied widely, can extensively apply on stamping line, realize fast removal stamped workpieces, particularly can solve the difficulty that the medium-and-large-sized stamped workpieces punch press of automobile stamping industry is carried.
Below in conjunction with accompanying drawing and embodiment, the utility model is further illustrated.
Accompanying drawing explanation
Fig. 1 is perspective view of the present utility model.
Fig. 2 is the perspective view of rotating base in the utility model.
Fig. 3 is the complete section structural representation of rotating base in the utility model.
Fig. 4 is the perspective view that in the utility model, lifting supports armstand.
Fig. 5 is the sectional structure schematic diagram that lifting of the present utility model supports armstand.
Fig. 6 is plan structure schematic diagram of the present utility model.
Fig. 7 is the plan structure schematic diagram of multi-stage expansion arm in the utility model.
Fig. 8 is the sectional structure schematic diagram of A-A in the utility model.
Fig. 9 is the perspective view of Fig. 7.
Detailed description of the invention
Embodiment, see Fig. 1, the efficient pressing robot of the one that the present embodiment provides, it comprises rotating base 1, lifting supports armstand 2, multi-stage expansion arm 3 and rotating mechanism 4, described lifting supports armstand 2 and is arranged on rotating base 1, and do spinning movement by the driving of this rotating base 1, multi-stage expansion arm 3 is arranged on lifting and supports in armstand 2, and do vertical lift action by the driving of this lifting support armstand 2, described rotating mechanism 4 is arranged on multi-stage expansion arm 3, and makes expanding-contracting action by the driving of this multi-stage expansion arm 3.
Concrete, see Fig. 2 and Fig. 3, described rotating base 1 comprises seat board 11, motor 12, rotates pedestal 13 and reductor 14, described rotation pedestal 13 is movably arranged on seat board 11 by bearing assembly, described reductor 14 is arranged in described rotation pedestal 13, and the output of this reductor 14 stretches out this rotation pedestal 13, and be connected with described seat board 11.Preferably, see Fig. 3, described bearing assembly comprises plane bearing 16 and deep groove ball bearing 17, described plane bearing 16 is arranged on seat board 11 and rotates between pedestal 13, described deep groove ball bearing 17 is arranged on the home position of plane bearing 16, and inner ring is enclosed within the output of described reductor 14, outer ring is fixed on described seat board 11 by bearing block.By the cooperation of plane bearing 16 and deep groove ball bearing 17, guarantee stability when rotating.In other embodiment, bearing assembly also can adopt other types of bearings to realize, as taper roll bearing etc.
The position of the corresponding reductor 14 of described motor 12 is arranged, and in the present embodiment, this motor 12 is arranged on described reductor 14, and the driving shaft of this motor 12 is connected with the input of reductor 14.The upper surface of described rotation pedestal 13 is provided with the recess 131 suitable with the base profile profile of stand 21, to promote the compactness of assembling, and overall structure good stability.Described seat board 11 is provided with shock callus 15, and have height adjusting function and shockproof function, flexibility is high, and good stability is applied widely.
Rotating base 1 smart structural design in the utility model, rationally, allow the parts of seat board more than 11 follow rotation pedestal 13 rotate together, the stability of hoisting machine people when rotary oscillation greatly, preferably, reductor 14 preferably adopts RV reductor, and transmission is more steady, and vibrates little, noise is low, and energy consumption is low.
See Figure 4 and 5, described lifting supports armstand 2 and comprises stand 21, motor 22, lifting transmission component 23, bracket 24, slide rail 25 and the slide block 26 suitable with this slide rail 25, concrete, described stand comprises base plate, top board and biside plate, biside plate Symmetrical vertical is arranged on described base plate both sides, described top board is arranged on the upper end of biside plate, reasonable in design, simple, is easy to realize.In the present embodiment, described slide rail 25 is arranged on the madial wall of the biside plate of described stand, described bracket 24 is slidably arranged on this slide rail 25 by slide block 26, and described motor 22 is arranged in stand 21, and drives slide block 26 reciprocating on slide rail 25 by lifting transmission component 23.
In the present embodiment, preferably, described lifting transmission component 23 comprises driven wheel 231, driving gear set 232, driving shaft 233, driven shaft 234, driving wheel 235, driven pulley 236 and driving-chain band 237, described driving shaft 233 is arranged on the top of stand 21 by bearing, described driving wheel 235 is arranged on this driving shaft 233, described driven shaft 234 is arranged on the bottom of stand 21 by bearing, described driven pulley 236 is arranged on this driven shaft 234, described driving-chain band 237 is arranged on driving wheel 235 and driven pulley 236, described slide block 26 is fixed on described driving-chain band 237, described driven wheel 231 is arranged on the driving shaft of motor 22, and be connected with described driving shaft 233 by described driving gear set 232.Lifting transmission component 23 adopts said structure, and the self gravitation of energy tie arm carries out the lifting of arm, and more steady when robot is fallen under an arm, speed is faster.In other embodiments, be elevated transmission component 23 and also can adopt screw rod transmission structure (not looking in figure).As described in lifting transmission component 23 comprise variable-speed motor, screw mandrel and the feed screw nut suitable with this screw mandrel, this feed screw nut is fixed on described slide block, described screw mandrel is vertically arranged on stand 21 by bearing, and match with described feed screw nut, the input of described variable-speed motor is connected with the driving shaft of described motor, and the output of this variable-speed motor is connected with one end of described screw mandrel.
See Fig. 5 to Fig. 8, described multi-stage expansion arm 3 comprises one-level jib 31, secondary jib 32, three grades of jibs 33, motor 34, driving-chain band 35, driving wheel 36 and synchronizing wheel 37, described one-level jib 31, secondary jib 32 and three grades of jibs 33 stacked successively by order from bottom to up by line slide rail assembly, described driving wheel 36 is arranged on the afterbody of secondary jib 32, described synchronizing wheel 37 is arranged on the front portion of this secondary jib 32, described driving-chain band 35 is arranged on described driving wheel 36 and synchronizing wheel 37, described one-level jib 31 is provided with the lower fixed block 311 fixed with the descender of this driving-chain band 35, described three grades of jibs 33 are provided with the upper fixed block 331 fixed with the ascending part of this driving-chain band 35, described motor 34 is connected with described driving wheel 36 by drive disk assembly (in figure depending on), this drive disk assembly is preferably pulley assembly, in other embodiment, this drive disk assembly also can be gear drive or screw rod transmission.Preferably, described one-level jib 31 comprises one-level base plate and is symmetricly set on the one-level side plate of these one-level base plate both sides.And described secondary jib 32 comprises secondary base plate and be symmetricly set on the secondary side plate of these secondary base plate both sides.Preferably, between described one-level base plate and secondary base plate, be provided with line slide rail assembly, between one-level side plate and secondary side plate, be provided with line slide rail assembly.Described three grades of jibs 33 are strip body, are provided with line slide rail assembly between the lower surface of this strip body and secondary base plate.The secondary side plate of both sides is provided with a cover plate, between the upper surface of this cover plate and strip body, is provided with line slide rail assembly.Effective stability and weight capacity promoting cooperation, support effect is good, can catch and get workpiece weight up to 50Kg.Described multi-stage expansion arm 3 adopts three grades of stretching structures, and the radius of clean-up is large, can reach 3 meters.During work, described secondary jib 32 and three grades of jibs 33, owing to being be fixed on same driving-chain band 35, synchronous interaction can realizing stretching out and retraction simultaneously, greatly accelerate stretching speed, and then promote operating efficiency.
See Fig. 9, described rotating mechanism 4 comprises motor 41, driving wheel 42, sucker disk seat 43, synchronizing wheel 44 and reductor 45, and this reductor 45 is arranged on the front end of described three grades of jibs 33, and reductor 45 adopts preposition structure, make workpiece more steady at timing, blowing precision is higher.Described sucker disk seat 43 is arranged on the output of this reductor 45, described synchronizing wheel 44 is arranged on the input of this reductor 45, described motor 41 is arranged on the tail end of described three grades of jibs 33, described driving wheel 42 is arranged on the driving shaft of this motor 41, and is connected with described synchronizing wheel 44 by driving-chain band 46.
In the present embodiment, described driving-chain band 35, driving-chain band 46 and driving-chain band 237 can be all belt or chain, preferably adopt toothed timing belt, not easily skid, stable transmission.Described motor 12, motor 22, motor 34, motor 41 are all preferably absolute value servomotor, absolute value encoder in this absolute value servomotor can record the absolute position of motor, can directly read the position of current motor at its energising rear drive device exactly and operate without Aligning control, greatly increase work efficiency, also optimize circuit, overall performance is more remarkable simultaneously.Described rotating base 1, lifting support armstand 2, multi-stage expansion arm 3 and rotating mechanism 4 difference controller and are connected, and control by this controller.Controller is adopted to carry out Automated condtrol, can increase work efficiency further, make action more coherent quick, without the need to Artificial Control after robot work action is debugged, effectively reduce cost of labor and reduce injury rate, improve the stability of product simultaneously, reduce product rejection rate, and good operating stability, extend service life, decrease the number of times safeguarded or change.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also change above-mentioned embodiment and revise.Therefore, the utility model is not limited to detailed description of the invention disclosed and described above, also should fall in the protection domain of claim of the present utility model modifications and changes more of the present utility model.In addition, although employ some specific terms in this description, these terms just for convenience of description, do not form any restriction to the utility model, adopt other machinery same or analogous with it, all in the utility model protection domain.