Summary of the invention
Object of the present invention, be to provide a set of compact conformation, switch steadily, the body in white welding and assembling production lines of accurate positioning always spells station side peripheral clamp storage system, to meet body in white automatic welding production line multi-vehicle-type conllinear, with demands such as line switchings in batch production, beat.
The solution that the present invention solves its technical problem is: a kind of rotation storing mechanism of the total-assembly clamping that is welded for body in white, it comprises driven end base, drive end base and the rotating main body of crossbearer between driven end base and drive end base, even circumferential along rotating main body is furnished with multiple fixture rest area, each fixture rest area is all provided with a fixture track, the lower surface of every bar fixture track is provided with the fork trigger structure be fixed on by fixture in fixture track, described driven end base and drive end base arrange the bolt mechanism that can limit rotating main body and rotate respectively.
As the further improvement of technique scheme, described rotating main body comprises hexahedron steel structure and is arranged on planet-gear speed reducer and the servomotor of drive end base, described hexahedron steel structure two ends install drive end main shaft and driven end main shaft respectively, described drive end main shaft is directly connected with the output of planet-gear speed reducer, described servomotor is directly connected with the input of planet-gear speed reducer, described driven end main shaft by bearings on the bearing block of driven end base, driven end main shaft is provided with frictional disk, the circumference of the described frictional disk air disc brake of normally closed structure, a back track for support fixture back and one group of cantilever for support fixture track are all installed in each fixture rest area.
As the further improvement of technique scheme, also comprise the little synchronizing wheel be arranged on driven end base, be fixed on the large synchronizing wheel of driven end main shaft end face and be arranged on the Timing Belt between little synchronizing wheel and large synchronizing wheel, described little synchronizing wheel is connected with encoder by concentric shafts.
As the further improvement of technique scheme, described driven end main shaft is quill shaft, and the end face of described large synchronizing wheel is fixed with the swivel joint that communication signal and compressed air can be delivered to the fixture place on hexahedron working face through the hollow core of driven end main shaft.
As the further improvement of technique scheme, the roller that described fixture track comprises the track support be fixed on cantilever, is fixed on the track of track support upper surface, is arranged on the roller support of track support lower surface and is arranged in roller support, the other adjustment block be provided with for adjusting roller support horizontal level of described roller support; Described fork trigger structure comprises fork plate, cylinder connector, Rectangular Spring and is fixed on the holder of track support, described holder is installed fork plate cylinder and be positioned at the fork plate slide rail of fork plate cylinder both sides, described fork plate is fixed on the slide block of fork plate slide rail, described fork plate is provided with cylinder free bearing, described cylinder connector is threaded connection the lever in fork plate cylinder, the part of cylinder connector buckles in the C type groove of cylinder free bearing, the upper surface of cylinder connector is sphere, and described Rectangular Spring is enclosed within the lever of fork plate cylinder.
As the further improvement of technique scheme, described bolt mechanism comprises mounting base, described mounting base is fixed on driven end base or drive end base, described mounting base is installed latch cylinder and latch slide rail, described latch slide rail is provided with sliding seat, be provided with floating junction between the lever of described sliding seat and latch cylinder, the another side of described sliding seat is provided with cone shape latch, and the axis of the lever of described latch cylinder, floating junction and latch overlaps.
As the further improvement of technique scheme, be positioned at driven end base and drive end base and linearly arrange at the bolt mechanism of the same side.
Compared with the prior art, beneficial effect of the present invention is embodied in:
1, time of remodeling is short, does not affect productive temp;
2, multi-vehicle-type conllinear can be realized;
3, floor space is little, Zong contrast the existing multi-vehicle-type conllinear flexible spelling system side peripheral clamp storage system that can switch with line, adopts the system footprint area of this rolling clamp storing mechanism minimum.
Detailed description of the invention
Be clearly and completely described below with reference to embodiment and the accompanying drawing technique effect to design of the present invention, concrete structure and generation, to understand object of the present invention, characteristic sum effect fully.Obviously; described embodiment is a part of embodiment of the present invention, instead of whole embodiment, based on embodiments of the invention; other embodiments that those skilled in the art obtains under the prerequisite not paying creative work, all belong to the scope of protection of the invention.In addition, all connection/annexations mentioned in literary composition, not singly refer to that component directly connects, and refer to and according to concrete performance, can connect auxiliary by adding or reducing, and form more excellent draw bail.
With reference to Fig. 1 ~ Fig. 5, a kind of rotation storing mechanism of the total-assembly clamping that is welded for body in white, it comprises driven end base 103, drive end base 104 and the crossbearer rotating main body 1 between driven end base 103 and drive end base 104, even circumferential along rotating main body 1 is furnished with multiple fixture rest area, each fixture rest area is all provided with a fixture track 2, the lower surface of every bar fixture track 2 is provided with the fork trigger structure 3 be fixed on by fixture in fixture track 2, described driven end base 103 and drive end base 104 arrange the bolt mechanism 4 that can limit rotating main body 1 and rotate respectively.
Be further used as preferred embodiment, described rotating main body 1 comprises hexahedron steel structure 105 and is arranged on planet-gear speed reducer 107 and the servomotor 108 of drive end base 104, described hexahedron steel structure 105 two ends install drive end main shaft 106 and driven end main shaft 109 respectively, described drive end main shaft 106 is directly connected with the output of planet-gear speed reducer 107, described servomotor 108 is directly connected with the input of planet-gear speed reducer 107, described driven end main shaft 109 by bearings on the bearing block 110 of driven end base 103, driven end main shaft 109 is provided with frictional disk 114, the circumference of described frictional disk 114 air disc brake 115 of normally closed structure, a back track 111 for support fixture back and one group of cantilever 112 for support fixture track 2 are all installed in each fixture rest area.
Be further used as preferred embodiment, also comprise the little synchronizing wheel be arranged on driven end base 103, be fixed on the large synchronizing wheel of driven end main shaft 109 end face and be arranged on the Timing Belt 117 between little synchronizing wheel and large synchronizing wheel, described little synchronizing wheel is connected with encoder 118 by concentric shafts.
Be further used as preferred embodiment, described driven end main shaft 109 is quill shaft, and the end face of described large synchronizing wheel is fixed with the swivel joint 116 that communication signal and compressed air can be delivered to the fixture place on hexahedron working face through the hollow core of driven end main shaft 109.
Be further used as preferred embodiment, the roller 204 that described fixture track 2 comprises the track support 201 be fixed on cantilever 112, is fixed on the track 202 of track support 201 upper surface, is arranged on the roller support 203 of track support 201 lower surface and is arranged in roller support 203, the other adjustment block 205 be provided with for adjusting roller support 203 horizontal level of described roller support 203, described fork trigger structure 3 comprises fork plate 303, cylinder connector 306, Rectangular Spring 307 and be fixed on the holder of track support 201, described holder is installed fork plate cylinder 302 and be positioned at the fork plate slide rail 304 of fork plate cylinder 302 both sides, described fork plate 303 is fixed on the slide block of fork plate slide rail 304, described fork plate 303 is provided with cylinder free bearing 305, described cylinder connector 306 is threaded connection the lever in fork plate cylinder 302, the part of cylinder connector 306 buckles in the C type groove of cylinder free bearing 305, the upper surface of cylinder connector 306 is sphere, described Rectangular Spring 307 is enclosed within the lever of fork plate cylinder 302.
Be further used as preferred embodiment, described bolt mechanism 4 comprises mounting base 401, described mounting base 401 is fixed on driven end base 103 or drive end base 104, described mounting base 401 is installed latch cylinder 403 and latch slide rail 406, described latch slide rail 406 is provided with sliding seat 405, floating junction 404 is provided with between described sliding seat 405 and the lever of latch cylinder 403, the another side of described sliding seat 405 is provided with cone shape latch 407, and the axis of the lever of described latch cylinder 403, floating junction 404 and latch 407 overlaps.
Be further used as preferred embodiment, be positioned at driven end base 103 and drive end base 104 and linearly arrange at the bolt mechanism 4 of the same side.
Fig. 1 is overall structure of the present invention, comprises rotating main body 1, fixture track 2, fork trigger structure 3, bolt mechanism 4.Rotating main body 1 is installed on ground by chemical bolt; Fixture track 2 is installed on the cantilever of hexahedron four working faces, can be adjusted to accurately dock with ground and aerial fixture delivery track by adjustment pad and adjustment screw; Fork trigger structure 3 is installed vertically on fixture track 2, can block when fork plate stretches out by slipping into hexahedral fixture; Bolt mechanism 4 is installed on two bases of rotating main body, inserts the roller set be installed on fixture track 2, carry out end location to hexahedron when latch stretches out.
Fig. 2 is rotating main body structure of the present invention, and in figure, sequence number illustrates: driven end base anchor 101, drive end base anchor 102, driven end base 103, drive end base 104, hexahedron steel structure 105, drive end main shaft 106, planet-gear speed reducer 107, servomotor 108, driven end main shaft 109, bearing block 110, back track 111, cantilever 112, proximity switch support 113, frictional disk 114, air disc brake 115, swivel joint 116, Timing Belt 117, encoder 118.
Described rotating main body vibrational power flow is: driven end base 103 and drive end base 104, drops on driven end base anchor 101 and drive end base anchor 102 respectively, by adjustment screw adjustable height, thus makes two base upper surfaces parallel to the ground; Drive end main shaft 106 and driven end main shaft 109 are fixed by screws in two end faces of hexahedron steel structure 105, and wherein driven end main shaft is hollow-core construction; Drive end main shaft 106 is direct-connected with planet-gear speed reducer 107 output, and servomotor 108 is direct-connected with planet-gear speed reducer 107 input, and planet-gear speed reducer 107 is fixed on drive end base 104; Driven end main shaft 109 is by bearings on bearing block 110, and bearing block 110 is fixed on driven end base 103; Planet-gear speed reducer 107 and bearing block 110 all by pad adjustment height, adjust horizontal level by adjustment screw; Driven end base 103, drive end base 104 be adjusted to coarse adjustment, planet-gear speed reducer 107, bearing block 110 be adjusted to accurate adjustment, the depth of parallelism of the whole final guarantee hexahedron rotation of two steps and ground and vehicle body throughput direction.
Described back track 111 is screwed on hexahedron steel structure 105, for support fixture back, by adjusting the roller set at fixture back, adjustable back track is to the support force of fixture, when this support force becomes large, fixture will reduce the rail pressure be installed on cantilever 112, thus the distortion of track is reduced; Described cantilever 112 is screwed on hexahedron steel structure 105 4 working faces, each working face 3, common support fixture track, connects into overall to increase rigidity between the cantilever of Adjacent Working Face with screw; Proximity switch support 113 is fixed on the connecting cross beam between cantilever 112, and the proximity switch be installed on it can carry out identification to the fixture in relevant work face, thus ensures as different vehicles provides fixture corresponding with it.
Described frictional disk 114 is screwed on driven end main shaft 109, and frictional disk is two semicircle docks, easy disassembly; Air disc brake 115 is distributed in frictional disk circumferentially, is spring braking, the normally closed structure of pneumatic release; When rotating main body 1 is static, brake is locking state, and when rotating main body 1 rotates, brake ventilation is opened.In rotating main body 1 rotary course, the unbalance loading moment of torsion that fixture produces and the moment of inertia of system and the output torque of drive end balance, when rotating main body 1 stops the rotation, the output torque of drive end keeps constant, now fixture move into or when shifting out rotating main body 1, the unbalance loading moment of torsion of system changes, after bolt mechanism is extracted from rotating main body 1, the moment of torsion of system is by disequilibrium, due to the existence of planet-gear speed reducer 107 gear back clearance, rotating main body 1 will have a process of sinking or upwarping, and the adding of air disc brake 115, just in order to avoid the generation of this phenomenon: it is equal that the moment of torsion that brake grip friction dish produces moves into fixture or shift out the difference in torque that rotating main body 1 produces, after bolt mechanism is extracted, brake coordinates the startup of servomotor, to ventilate gradually relieving, thus make rotating main body 1 start rotation stably.
Described Timing Belt 116, large synchronizing wheel is fixed on driven end main shaft 109 end face, little synchronizing wheel endoporus wears a concentric shafts, this axle is by two bearings, driven end base 103 is fixed on through bearing block, the other end of axle connects with absolute value encoder 117 through shaft coupling, and under the effect of Timing Belt, the rotating speed of encoder 117 and the rotating speed of rotating main body 1 are consistent.Hexahedral rotating speed can feed back by encoder 117 in time, forms two close cycles servo-control system with servomotor 108 internal encoder, accurately can control rotating main body 1 anglec of rotation.
Described swivel joint 118, be fixed on large synchronizing wheel end face, communication signal and compressed air can be delivered to the fixture place on rotating main body 1 working face through the hollow core of driven end main shaft 109, thus hexahedron rotation is not limited by drag chain, the random rotating of the number of turns can not be limit, reduce and remodel time, in multi-vehicle-type beat, random switching provides safeguard.
Fig. 3 is fixture track schematic diagram of the present invention, and in figure, sequence number illustrates: track support 201, track 202, roller support 203, roller 204, adjustment block 205.
Described track support 201 is screwed on hexahedron cantilever 112, by both sides pad adjustment height, angle, adjusts horizontal level by adjusting bolt; Track 202 is screwed on track support 201; Roller support 203 is installed on track support 201, and by pad adjustment height, adjustment block 205 is for adjusting horizontal level; Roller 204 is installed on roller support 203, and roller axis centre symmetry line points to rotating main body 1 rotation, thus makes roller axially loaded in latch insertion process minimum.
Fig. 4 is that the present invention pitches plate structural scheme of mechanism, and drawing sequence number illustrates: holder 301, fork plate cylinder 302, fork plate 303, fork plate slide rail 304, cylinder free bearing 305, cylinder connector 306, Rectangular Spring 307.
Described holder 301 is screwed in track support 201, fork plate cylinder 302 and fork plate slide rail 304 are installed on holder 301, fork plate cylinder 302 is single pole single-acting cylinder, spring stretches out, ventilation is retracted, when system is died suddenly, fork plate cylinder 302 has self-locking action, prevents fixture from skidding off from track; Fork plate 303 is installed on the slide block of fork plate slide rail 304, and with slide block action, fork plate slide rail 304 adopts self-lubricating device, can exempt from lubrication in life cycle; Cylinder free bearing 305 is fixed on fork plate 303, and cylinder connector 306 is threaded connection in fork plate cylinder 302 lever, and blank area buckles in the C type groove of cylinder free bearing 305, and joint upper surface is sphere, plays floating action; Rectangular Spring 307 is enclosed within fork plate cylinder 302 lever, in impaction state, provides a part of self-lock force, improves safety coefficient.
Fig. 5 is bolt mechanism schematic diagram of the present invention, and drawing sequence number illustrates: mounting base 401, cylinder runners 402, latch cylinder 403, floating junction 404, sliding seat 405, latch slide rail 406, latch 407.
Described bolt mechanism is fixed on driven end base 103 and drive end base 104 by mounting base 401, described latch cylinder 403 is fixed on mounting base 401 by cylinder runners 402, described floating junction 404 is threaded connection the lever in latch cylinder 403, the other end is threaded connection and is screwed into sliding seat 405, and floating junction 404 can prevent lever in cylinder course of action stuck by radial load; Described sliding seat 405 is installed on line slideway 406 slide block, and latch slide rail 406 adopts ultrahigh rigidity model, can bear larger radial load, and band self-lubricating device, exempt from lubrication in life cycle; Latch 407 is fixed on sliding seat 405, latch 407 is conical structure, when latch stretches out, insert the roller set be installed on fixture track, thus the merging precision of fixture track and ground trapped orbit on guarantee hexahedron, due to the existence of reductor back clearance, after causing rotating main body to rotate stopping, fixture track has certain skew, and the latch of conical structure can correct this skew.
More than that better embodiment of the present invention is illustrated, but the invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent modifications or replacement under the prerequisite without prejudice to spirit of the present invention, and these equivalent modification or replacement are all included in the application's claim limited range.