Horizontal shifting platform
Technical field
The utility model relates to a kind of Horizontal shifting platform that is applicable to that stereoscopic multi-layer mechanical type automatic parking system is used, and its technical scheme also includes the automated warehousing technology of tray and multilayer laneway type shelf.
Background technology
Along with the development of China's economic technology and the improvement of people's lives, in the frequent and places with dense of some vehicle turnover activity, as places such as conference and exhibition center, shopping centre, airport, large hospital, residential quarters, set up that floor space is little, bicycle parking is many, access is convenient and swift, safe and applicable, the large-scale automatic parking system of mechanical type efficiently now become a kind of development trend.Prior mechanical multilayer parking apparatus has multiple pattern, but all exists certain shortcoming, and as lifting cross-sliding type, mechanism is various, and access efficiency is lower, inconvenient maintenance; Though the vertical-lifting floor space is less, floor height is bigger.Concentrate the large-scale park of setting up hundreds of parking stalls if desired, the parking apparatus of these forms all is not suitable for.
Existing AisleStack parking apparatus improves to some extent to above shortcoming, but they also have significant disadvantages: the one, and the access action of each tunnel crane or bridge crane can only be a string type, and can not carry out access action simultaneously, so its storage cycle is longer, access is slower; The 2nd, only should use a tunnel crane in each bar tunnel, so then also be that access is slower, in order to reduce storage cycle, available Duo Tai tunnel crane then must be separately far away with the import and export of automobile, and this is not easy to access management again; The 3rd, the weight of tunnel crane or bridge crane is bigger, and noise is bigger during high-speed cruising, and its surrounding environment is had harmful effect.
The utility model content
The purpose of this utility model provides Horizontal shifting platform and the vehicle bearing pallet thereof that a kind of new mechanical formula multilayer parking apparatus is used, they with can with one or more hoist collaborative work, need lane stacker or bridge crane, but can comparatively fast finish the same work of AisleStack parking apparatus preferably, such mechanical type multilayer parking apparatus can be referred to as " tunnel parallel-moving type parking apparatus ", is a kind of modified version in the multilayer shelf automated warehousing technology category.
The said Horizontal shifting platform of the utility model have one can be along the walking mechanism and the walking navigation system of cross track walking, the chain type tractive mechanism of push-and-pull vehicle bearing pallet longitudinally is housed on the Horizontal shifting platform and deposits the carrying roller beam of vehicle bearing pallet.In each floor horizontal plane, the motion of two mutually perpendicular directions in length and breadth can be arranged, to realize the translational motion of access automobile.Horizontal shifting platform can dock with hoist when realizing storing and taking out car pallet between floor up and down access or send, such system does not need tunnel crane or bridge crane.The Horizontal shifting platform of different floors can intersect simultaneously and carries out access operation; The quality of Horizontal shifting platform is less and center of gravity is very low, so can therefore can improve access efficiency with higher speed walking.Many hoists can concentrate on a place and arrange, so that the turnover of car management.
The existing at present Horizontal shifting platform imagination that is suitable for above-mentioned situation occurs, as patent No. CN1124316A, it has proposed the scheme of two kinds of mobile carrier loader bearing plates: a kind of scheme is by the slide block on the ring chain that moves in vertical guide before it, and the groove that pushes away under (or drawing) carrier loader bearing plate end realizes that it passes in and out moving of each parking space.This mode makes the carrier loader bearing plate on walking track both sides can not switch, to the optimization scheduling restriction to some extent in garage, large multi-vehicle position; Thereafter a kind of scheme is that carrier loader bearing plate can initiatively be walked to enter each parking space, utilizes microlitre mechanism that supporting plate is placed on the parking space then.This back one scheme can make the carrier loader bearing plate switch on walking track both sides, but initiatively supporting plate passes in and out each parking stall and needs one section long empty stroke time, also will increase a microlitre descending mechanism, this can reduce the efficient and the reliability of storing and taking out car, also can increase the floor height in garage.This class Horizontal shifting platform and the carrier loader bearing plate that matches with them do not have positioning action on each parking stall, promptly when the steelframe on supporting parking space was subjected to bigger vibrations or earthquake, the supporting plate on each parking stall may play take place and leave original position, influences the safety of its operation.
In addition, the imagination that has is not at present being done clearer and more definite elaboration aspect its automation.
Said Horizontal shifting platform of the utility model and vehicle bearing pallet thereof are to attempt to make improvements in these areas.
The said vehicle bearing pallet of the utility model is used to deposit and transport car, and two kinds of forms can be arranged: a kind of is not install supporting rollern under pallet, but the short carrying roller of delegation is respectively installed on the both sides of the passage that moves at pallet, to reduce running resistance; Another kind of form is that 4 supporting rollerns are respectively installed on the pallet both sides, does not adorn short carrying roller on the both sides of pallet movable passageway, but respectively installs a supporting beam that can be used as track on the both sides of pallet movable passageway.The dual-side of these two kinds of pallets all needs to install horizontal roller, the side guiding resistance when passing in and out each parking stall to reduce.Pallet is characterised in that: itself does not have actuating unit, and their structure must be coordinated mutually with haulage gear on the Horizontal shifting platform and the pallet detent mechanism on the parking space, and promptly 4 of pallet jiaos have and can allow traction bearing pin angle steel mouth of hook turnover, mouth down of Horizontal shifting platform.When pallet does not have supporting rollern, the short supporting of two row carrying roller then should be arranged on each parking stall, and contrasting the location carrying roller that other deposits high several millimeters of carrying roller from the distal-most end place of Horizontal shifting platform installing one, have below 4 jiaos of the pallet ends to allow the groove V-shaped groove down of location carrying roller turnover, the monolateral angle for horizontal plane of groove is between 10~12 °; When pallet was provided with supporting rollern, V-shaped groove not below the pallet was then changed on the supporting beam on each parking space and is established V-butt locating piece up, and its position is corresponding from a pair of supporting rollern of Horizontal shifting platform distal-most end with pallet.
Because this Horizontal shifting platform has comprehensively adopted machinery, computer and photoelectric sensing and data transmission technology, can be with higher speed operation, utilize it can form automation shutdown system with intelligent function, can many parallel operations when being used for the tunnel translation mechanical type parking system of the many parking stalls of multilayer, thereby can significantly shorten cycle of access vehicle.The utlity model has simple in structure, access is convenient and swift, safety good, easy maintenance, characteristics that running cost is low, be applicable to tens of extremely usefulness of the large stereo automated machine formula shutdown system of hundreds of parking stalls, also can be applied to the overhead logistics of large stereo automated machine formula warehouse.
Description of drawings
Below in conjunction with a kind of example figure technical application scheme of the present utility model is described in detail.
Fig. 1 is the front view of Horizontal shifting platform and vehicle bearing pallet.
Fig. 2 is the vertical view of Horizontal shifting platform and vehicle bearing pallet.
Fig. 3 is the lateral view of vehicle bearing pallet.
Fig. 4 is the front view of vehicle bearing pallet.
Fig. 5 is the vertical view of vehicle bearing pallet.
The specific embodiment
Referring to Fig. 1, Fig. 2, Fig. 3, a kind of Horizontal shifting platform by underframe 22, directive wheel parts 24, chain type tractive mechanism, guide rail 25 and walking position rotating encoder 39, electric-control system, trolley parts 31, walk platen and railing 8 etc. and form.
The walking mechanism of Horizontal shifting platform is made up of underframe 22, walking motor-reductor 20, walking power transmission shaft 34, walking driving exposed gear axle 30, positive transport wheel 16, driven road wheel 28, realizes along guide rail direction X to walking movement.The ac motor that walking drives adopts frequency modulation control, and also available SERVO CONTROL is walked along guide rail through the exposed gear deceleration rear drive wheel of reducer and driving shaft.In order to reduce the guiding resistance that travels, respectively to lead at two medial surfaces of two tracks 2 directive wheels, buffer component are housed, the axle of these directive wheels adopts eccentric structure, can be used for suitably regulating the gap between directive wheel and the track side surfaces.The axle bed of directive wheel and the bearing of snubber and rail cleaner all are total to be done on parts 24, and structure is compact.
The walking navigation system is made up of belt wheel on the rotary encoder 39 that is contained in Horizontal shifting platform underframe 22 1 end bottoms, the rotary coder shaft and the steel band that is contained on the guide rail beam, belt wheel on 39 of the rotary encoders clamps along the steel band of guide rail beam installing, drive belt wheel by friction during the Horizontal shifting platform walking and do fricton-tightly to rotate, make rotary encoder send umber of pulse.Stroke umber of pulse from zero-bit to each parking space or goods yard is one to one, and they provide acceleration-deceleration and walking position signal for Horizontal shifting platform, and the automatic addressing function can be realized by the synergy of rotary encoder and computer.Also available chain replaces steel band, with the friction belt wheel on the sprocket wheel replacement rotary coder shaft.Respectively be equipped with two near switch 14 at the two ends of car, each parking stall interface or hoist can send framing signal on time at 15 pairs of the sensing chips in the walking location of this layer interface on they and the guide rail beam, be used to check the correctness of walking position, therefore higher reliability is arranged.The positioning accuracy of parking spot is about ± 10mm, can automatic capturing when overproof.Motor has brake, after parking or when outage braking.
Chain type tractive mechanism on the Horizontal shifting platform, by double haulage chain 18 and on traction bearing pin 11, initiatively, frame 1 and compositions such as 13 about driven driving chain sprocket 2,12, traction motor-reductor 37, traction drive gear 27, traction gear sprocket assembly 38, traction drive chain 36, haulage chain regulating wheel 26 and traction drive tightener sprocket 40, traction.Have two traction bearing pins 11 on every double haulage chain 18.Have two carrying roller beams 19 that carrying roller is housed to be used for depositing vehicle bearing pallet 7 on the Horizontal shifting platform, its both sides are provided with and prevent that pallet from walking askew pallet guide strip 10.41 of angle steel exit or entrance of a clitch Fig. 4 is arranged under the end of pallet 7, when Horizontal shifting platform is walked aligning hoist or place, parking space, traction bearing pin 11 will move in this angle steel exit or entrance of a clitch with double strand chain, and pallet then will be pulled to Fig. 1 on the carrying roller beam 19 of Horizontal shifting platform with the motion of traction bearing pin.The traction bearing pin at another place also will move in the angle steel exit or entrance of a clitch under the pallet other end with double strand chain when double strand chain continues motion.After pallet was pulled on Horizontal shifting platform fully, 4 traction bearing pins then laid respectively in the angle steel exit or entrance of a clitch at pallet two ends, and are in the inboard of two double strand chains.Certain distance is left at the two ends of the Horizontal shifting platform top tray pallet end on the parking stall, both sides in the horizontal direction, double strand chain also leaves certain distance in vertical direction below pallet, can not bump against during the Horizontal shifting platform walking, so need not add the telescoping mechanism of haulage gear in addition with the pallet on other parking stall, both sides.There are two pairs of photoelectric sensors 3 to detect and send the signal whether pallet puts in place on Horizontal shifting platform.Horizontal shifting platform carries pallet and automobilism after specify the bicycle parking position, pallet and automobile will be pushed on the parking space from Horizontal shifting platform, and, when pallet puts in place, the V-shaped groove of pallet bottom sees that 42 of Fig. 4 can ride on the location carrying roller 44 of parking space far-end, and the location carrying roller is deposited several millimeters of carrying roller 45 height than other.When needs with pallet when the parking space involves, then need the bigger resistance that can overcome V-shaped groove, so just realized the location of pallet very simply at the place, parking space.When pallet is provided with supporting rollern, then just do not want V-butt below the pallet, change on the supporting beam on each parking space and establish V-butt locating piece up, and corresponding with pallet from a pair of carrying roller of Horizontal shifting platform distal-most end, and such pallet detent mechanism also has certain anti-earthquake function.
After Horizontal shifting platform was walked assigned address, haulage gear can lean on pallet or the empty pallet that the traction bearing pin 11 of double strand chain will be equipped with automobile to push to deposit on the empty wagons position according to instruction.Have on the pallet of whether having vacant position on photo-electric or ultrasonic sensor 23 or 29 and 33 unloading lot detections and detecting the parking stall to have or not automobile, check the correctness of instruction, improve reliability with this.On the contrary, after Horizontal shifting platform puts in place, haulage gear is moved on the Horizontal shifting platform by pallet or empty pallet that the traction bearing pin of chain will be equipped with automobile according to instruction, and whether whether the two ends of Horizontal shifting platform and middle part thereof respectively have a pair of optoelectronic switch 3,5,6 to be used for surveying to have pallet and pallet to be pulled and put in place.When pallet after putting in place on the Horizontal shifting platform, haulage gear is shut down, Horizontal shifting platform can be along track travel, its haulage gear then can not start when Horizontal shifting platform is walked.
Electric-control system is made up of the switch board of the electric control box on the car 9, far infrared data link 35, aspect operation board and central control room.Two frequency converters and a device such as small-sized programmable controller SLC are housed in the electric control box, its major function is the state of monitoring Horizontal shifting platform, accept the far infrared photoelectricity data link 35 of up-computer by track one end and Horizontal shifting platform chassis end and transmit information commands, control automatically Horizontal shifting platform operation.Electric-control system also has the automatic failure alarm function.
Trolley current-collector 31 provides three-phase five-wire mode power supply electrical source of power for Horizontal shifting platform, and the power supply trolley is arranged on the track outside along guide rail.
Horizontal shifting platform working plate 8 on one side is used to lay the electric control box 9 on the car, gives the position of Horizontal shifting platform commissioning staff to stand in the time of also can supplying debugging.