CN204713841U - A kind of easily extensible warehousing system towards SMD - Google Patents

Abstract

The utility model discloses a kind of easily extensible warehousing system towards SMD, comprise material stock frame component, magazine assembly, mechanical arm assembly, load-transfer device assembly and detection zone assembly etc., wherein magazine assembly comprises the magazine of a series of sequential, and be arranged on realization circulation conveying on described material stock frame component by swivel-chain assembly, the Qianmen of each magazine and back door keep closing respectively by hinge of spring under non-access material state, and are also equipped with for Qianmen the C type lock pin preventing it from opening; Mechanical arm assembly comprises tactile opening lever, reclaimer robot and material stock manipulator, and by operating the realization access material that is used for of charging tray front/rear door and C type lock pin.By the utility model, monitoring to many charging trays in existing SMD warehouse and automatic access function can be realized with compact conformation, the mode of being convenient to manipulate, possess multiple advantages such as synchronism is good, performance accuracy is high, multiple-unit extendability is strong simultaneously.

Description

A kind of easily extensible warehousing system towards SMD

Technical field

The utility model belongs to SMD storage facilities association area, more specifically, relates to a kind of easily extensible warehousing system towards SMD.

Background technology

Element pasted on surface (Surface Mounted Devices is also SMD), as the one in surface mounting technology components and parts, mainly comprises the form such as plate transistor and integrated circuit.In the primary stage that electronic circuit board is produced, via hole assembling is completely by manually having come; After first batch of automatic machinery is released, they can place some simple pin element, but the element of complexity still needs manual placement to carry out wave-soldering.Before about Two decades years, be proposed element pasted on surface, and start a new era at this point.From passive element to active component and integrated circuit, finally all become element pasted on surface and assemble by picking up the equipment of putting.

SMD is stored in winding usually, and winding is around on special support charging tray, and packaged SMD charging tray is plate-like.SMD element is due to features such as size are little, kind is many, management is difficult, and propose higher requirement to SMD warehousing system: on the one hand, warehousing system should ensure that charging tray can access expeditiously, guarantees the charging tray identifying various model exactly again; On the other hand, also to ensure to provide storage environment etc. that is clean, anti-oxidation, electrostatic prevention.

Proposed the storage scheme that some are applicable to SMD in prior art, such as, CN201420592840.7 proposes a kind of SMT material shelf, and CN200720046571.4 proposes a kind of SMD device arrangement sorting closed assembly device, etc.Structure and the management process of these existing installations are different, but the common defect existed mainly comprises: the first, only can store or take out a biscuit dish at every turn, cause access efficiency not high, and do not in multiple-unit extendability; The second, to the inadequate systematization of the management of many charging trays, there is the problems such as storage environment is not up to standard in especially less than normal, the complex structure of storage space simultaneously; Three, not enough to the operation synchronism of many charging trays, the control accuracy in the corresponding SMD of causing global storage course of conveying is often difficult to satisfactory.

Utility model content

For above defect or the Improvement requirement of prior art, the utility model provides a kind of easily extensible warehousing system towards SMD, wherein by the composition to its unitary construction, especially key component such as the respective concrete structures such as magazine assembly, material stock frame component and detection zone assembly and set-up mode thereof carries out studying and designing, mutually should be able to realize monitoring to many charging trays in existing SMD warehouse and automatic access function with compact conformation, the mode of being convenient to manipulate, possess multiple advantages such as synchronism is good, performance accuracy is high, multiple-unit extendability is strong simultaneously.

For achieving the above object, according to the utility model, provide a kind of easily extensible warehousing system towards SMD, this warehousing system comprises material stock frame component, magazine assembly, mechanical arm assembly and load-transfer device assembly, it is characterized in that:

Described material stock frame component entirety in vertical rack construction, and is divided into the identical material stock warehouse of multiple structure; Each material stock warehouse comprises the roller track arranged along vertical direction separately;

Described magazine assembly comprises the magazine of a series of sequential, and is carried in roller track cocycle by swivel-chain assembly; Each magazine comprises magazine shell respectively, point to be located at the Qianmen of this magazine shell left and right sides and back door, be respectively used to described Qianmen and described back door to be hinged on rotatably opening the first hinge of spring on described magazine shell and the second hinge of spring, be arranged on the steel ball roller that side, described back door is used for performing at described roller track conveying motion, and is arranged on the C type lock pin preventing this Qianmen from opening between described Qianmen and described magazine shell;

Described mechanical arm assembly corresponds to each material stock warehouse and arranges, and comprise tactile opening lever, reclaimer robot and material stock manipulator, wherein touch opening lever to be arranged on the first adapter plate and to be in side, described Qianmen, for operating described C type lock pin to remove the constraint to Qianmen; Material stock manipulator is arranged on equally on described first adapter plate and is in side, described Qianmen, and for pushing Qianmen open and SMD charging tray to be deposited being fed through magazine inside; Reclaimer robot to be arranged on the second adapter plate and to be in side, described back door, and for pushing back door open and SMD charging tray to be removed being continued to release via described Qianmen from magazine inside;

Described load-transfer device assembly is arranged on the lower front side of described material stock frame component, for performing input and output function to the SMD charging tray of pending accessing operation, it comprises pedestal, horizontal alignment is arranged on the first belt conveyor on pedestal and the second belt conveyor, for driving the driver element of the first and second belt conveyor synchronous circulatings conveyings, and along the spaced backing pin in conveyer belt direction.

As further preferably, described swivel-chain assembly around each material stock warehouse described roller track and arrange, and comprise via the first belt shaft be disposed in parallel in described material stock frame component top upper belt-wheel group, be disposed in parallel in via the second belt shaft described material stock frame component bottom lower band wheels, be correspondingly respectively set in the first Timing Belt between upper and lower belt wheel and the second Timing Belt, and the drive motor rotated for driving these two Timing Belts to perform synchronous circulating; In addition, described magazine is connected between described first Timing Belt and the second Timing Belt via band toothholder plate, in company with this Timing Belt, circulation conveying together occurs thus.

As further preferably, described reclaimer robot and material stock manipulator include horizontally disposed circular arc type pushing hands, be connected with the central horizontal of circular arc type pushing hands and stroke amplifying mechanism in hinge format, via vertical pipe link and the joining linear bearing of the trip enlarger, and be connected with this linear bearing level the cylinder providing driver output.

As further preferably, for described load-transfer device assembly, in described first belt conveyor and the second belt conveyor both sides, also interval is provided with multiple anti-bias elastic baffle respectively, the end face of these anti-bias elastic baffles, in inwardly outstanding adjustable arcuate structure, can perform comformability according to the specification of charging tray to be conveyed thus and regulate.

As further preferably, described charging tray outer side is also fitted with identifying plate, and this identifying plate is made up of jointly bar code and RFID label tag.

As further preferably, described stroke amplifying mechanism forms hinge arrangement jointly by many bars, and the connecting place of each bar is connected by the rivet with spherical caps; In this way, described reclaimer robot and the mode with Multi-contact between material stock manipulator with its bearing surface contact.

As further preferably, when described magazine assembly leaves described material stock frame component in, its Qianmen and back door are all in locking closed condition.

As further preferably, described magazine assembly is designed to the slope form in a fixed inclination at its housing outlet place; In addition, buffered silica gel is coated with at the upper and lower sides of each magazine internal layer.

As further preferably, above-mentioned warehousing system also can comprise casing assembly, and this casing assembly is made up of the housing mounting plate of multiple different size specification, and for above-mentioned memory system is assembled into an entirety.In addition, housing mounting plate is provided with multiple expansion mouth, to realize the expansion to other physical constructions and electric control structure.

In general, the above technical scheme conceived by the utility model compared with prior art, by to its whole contexture, especially key component such as the respective concrete structures such as magazine assembly, material stock frame component and detection zone assembly and set-up mode thereof carries out studying and designing, correspondingly effectively can improve the problem that only can store or take out at every turn a biscuit dish in existing scheme, significantly improve storage space and operation ease, guarantee the synchronism in SMD global storage course of conveying and high control precision simultaneously; In addition, the utility model can also realize the effective management to many charging trays, and possesses excellent multiple-unit scalability.

Accompanying drawing explanation

Fig. 1 is the overall three-dimensional structure schematic diagram according to the easily extensible warehousing system towards SMD constructed by the utility model preferred implementation;

Fig. 2 is the internal structure schematic diagram after the warehousing system of easily extensible shown in Fig. 1 removes casing assembly;

Fig. 3 is the structural representation of the casing assembly according to the utility model preferred embodiment;

Fig. 4 a is the perspective view for showing the assembly of magazine shown in Fig. 1;

Fig. 4 b is the enlarged diagram to C type lock pin shown in Fig. 4 a and related elements;

Fig. 5 is the perspective view after the assembly of magazine shown in Fig. 2 and swivel-chain assembly complete assembling, wherein conceals part magazine;

Fig. 6 is the integral structure schematic diagram of the assembly of detection zone shown in Fig. 1;

Fig. 7 is the structural representation of the detection cartridge module according to the utility model preferred embodiment;

Fig. 8 is the integral structure schematic diagram of the frame component of material stock shown in Fig. 2;

Fig. 9 is agent structure and the close-up schematic view of each component units of the frame component of material stock shown in Fig. 8;

Figure 10 is the integral structure schematic diagram of the mechanical arm assembly according to the utility model preferred embodiment;

Figure 11 is the integral structure schematic diagram of the assembly of load-transfer device shown in Fig. 2;

Figure 12 is according to the action flow chart of easily extensible warehousing system of the present utility model for material stock operating process for exemplary illustrated;

Figure 13 is according to the action flow chart of easily extensible warehousing system of the present utility model for feeding operating process for exemplary illustrated;

In all of the figs, identical Reference numeral is used for representing identical element or structure, wherein:

10-casing assembly, 11-first adapter plate, 12-second adapter plate, 13-the 3rd adapter plate, 14-outer casing door, 15-the 4th adapter plate, 16-the 5th adapter plate, 17-first expands mouth, and 18-second expands mouth, 19-nitrogen spout; 20-magazine assembly, 21-magazine shell, 22-back door, 23-second hinge of spring, 24-steel ball roller, 25-is with toothholder plate, 26-identifying plate, 27-Qianmen, 28-first hinge of spring, 291-C type lock pin, 291a-touches opening lever plane of action, 292-torsion spring, 293-lock pin mount pad; 30-swivel-chain assembly, 31-first Timing Belt, 32-second Timing Belt, 33-belt wheel, 34-second belt shaft, 35-toothed V belt, 36-first belt shaft; 40-detection zone assembly, 41-man-machine interaction parts, 42-read write line, 43-bearing box, 44-second communication port, 45-sensor, 46-detects cartridge module, 461-limit for height door, 462-limit for height door lock, 463-detects box body, 464-first communication port, 47-load-transfer device assembly, 48-RFID read write line, 49-bar code read head; 50-material stock frame component, 51-roller track, 52-frame, 531-sensor, 532-touches opening lever, 533-first adapter plate, 54-second adapter plate, 55-the 3rd adapter plate, 56-base plate, 57-detection module, 571-RFID read write line, 572-bar code read head, 573-sensor, 574-Bracket for Inspection; 60-mechanical arm assembly, 61-stroke amplifying mechanism, the pushing hands of 62-circular arc, 63-pipe link, 64-cylinder, 65-linear bearing, 66-bearing seat; 70-load-transfer device assembly, 71-first load-transfer device, the anti-bias elastic baffle of 72-, 73-driver element, 74-load-transfer device erecting frame, 75-ion wind rod, 76-backing pin, 77-second load-transfer device, 78-belt wheel; 80-control system

Detailed description of the invention

In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.In addition, if below in described each embodiment of the utility model involved technical characteristic do not form conflict each other and just can mutually combine.

Fig. 1 is the overall three-dimensional structure schematic diagram according to the easily extensible warehousing system towards SMD constructed by the utility model preferred implementation, and Fig. 2 is the internal structure schematic diagram after the warehousing system of easily extensible shown in Fig. 1 removes casing assembly.As shown in Figures 1 and 2, material stock frame component 50, magazine assembly 20, mechanical arm assembly 60, load-transfer device assembly 70 etc. are mainly comprised according to easily extensible warehousing system of the present utility model.Detection zone assembly 40 can be comprised in addition, for said modules being closed casing assembly 10 therein, and for realizing the control system 80 etc. of electrical control to whole system.These assemblies all can independent design, and forms of the present utility model each respectively and improve place.

Its overall installation layout can be described as: described casing assembly 10 can be used for the packaging in whole warehouse; After described load-transfer device assembly 70 is positioned at detection zone assembly 40, carry out the input and the output that deposit, withdraw charging tray; Described mechanical pushing hands assembly 60 comprises reclaimer robot 60a and material stock manipulator 60b etc., and it lays respectively at medial and lateral corresponding to each frame, achieves the action that charging tray pushes or releases; Described material stock frame component 50 achieves the installation of the parts such as magazine belt wheel, belt, roller track, magazine, and be positioned at load-transfer device assembly side, each unit comprises multiple material stock frame, can carry out spread; Described swivel-chain assembly 30 is positioned at the inner side of material stock frame component, realizes installation and the rotation of magazine; Described magazine assembly 20 for charging tray stored in, protection, multiple magazine is arranged on the belt on material stock frame successively.In addition, as attached assembly, described detection zone assembly 40 be carry out charging tray information reading, typing and search, such as be positioned at the outermost in whole warehouse; Described control system 80 (comprise automatically controlled, gas circuit control etc.) is then for example positioned at the below of load-transfer device assembly, and for controlling whole equipment.

Below with reference to accompanying drawings above key component more specifically explained one by one and illustrate.

First see Fig. 8 and Fig. 9, described material stock frame component 50 entirety in vertical rack construction, and for example for example can be divided into the identical material stock warehouse of multiple structure by the frame 52 as basic bracing frame; Each material stock warehouse comprises separately along vertical direction setting and the roller track 51 moved for the steel ball roller 24 in feed box assembly, is arranged on the first adapter plate 533, second adapter plate 54 and base plate 56 of bottom, and the 3rd adapter plate 55 etc.

Wherein, first adapter plate 533 achieves the tactile opening lever 532 acting on Qianmen C type lock pin, the sensor 531 detecting load-transfer device loading plate and the installation acting on the material stock manipulator 60b outside load-transfer device, second adapter plate 54 achieves the installation of the reclaimer robot 60a acted on inside magazine, 3rd adapter plate 55 achieves the installation of motor shaft etc., and base plate 56 achieves the installation of the part such as connection and circuit route controller of material stock frame component and load-transfer device assembly in addition.In addition, base plate 56 is also provided with detection module 57, it being preferably provided with rfid interrogator 571, bar code read head 572, sensor 573 and the Bracket for Inspection 574 for installing, realizing thus being parked in the identification of magazine identifying plate 26 and corresponding magazine the detection accessing and expect station.In addition, in order to remove the electrostatic in storage repository, ion wind rod 58 etc. as shown in the figure can also be installed.

See Fig. 4 a and 4b, as another key component of the present utility model, described magazine assembly 20 comprises the magazine of a series of sequential, and is arranged on realization circulation conveying on described roller track 51 by swivel-chain assembly 30; Each magazine comprises magazine shell 21 respectively, point to be located at the Qianmen 27 of the magazine shell left and right sides and back door 22, be fitted in magazine outer side and include magazine location coordinate information identifying plate 26, be respectively used to Qianmen 27 and back door 22 to be hinged on rotatably opening the first hinge of spring 28 on magazine shell 21 and the second hinge of spring 23, be arranged on the steel ball roller 24 that side, back door 22 is used for performing at described roller track 51 conveying motion, and be arranged on the C type lock pin 29 etc. preventing Qianmen from opening between Qianmen 27 and magazine shell 21.

Shown in preferred embodiment institute is as shown in Figure 4 exemplary, the steel ball roller 24 that this charging tray assembly 20 for example comprises magazine shell 21, back door 22, the second hinge of spring 23 connecting back door and shell, outer casing back diagonal side are installed, by bolt magazine assembly to be connected with swivel-chain assembly and the band toothholder plate 25 that magazine is rotated with Timing Belt in warehouse, identifying plate 26, Qianmen 27, Qianmen first hinge of spring 28, C type lock pin 291, act on the torsion spring 292 of C type lock pin, lock pin mount pad 293 simultaneously.Be closed at ordinary times on material stock frame according to above-mentioned charging tray assembly of the present utility model, when charging tray can be avoided to store in warehouse, be stained with dust.And the design of front/rear door can realize deposit material operation time, its smooth opening under the effect of manipulator, and other time under spring force for locking close state, guarantee that charging tray is reliably stored in magazine when whole belt movement.

More specifically, when feeding, corresponding signal drives tactile opening lever 532 to act on face 291a, stir Qianmen lock pin 291, make Qianmen C type lock pin level, Qianmen becomes freely hinged state, the back door 22 of reclaimer robot 60a push belt second hinge of spring 23 is opened, then promote Qianmen 27 to open, the release of charging tray can be realized, after manipulator is recalled, touch opening lever and depart from plane of action, C type lock pin recovers vertical state under torsion spring 292 acts on, and the lock pin having guiding surface makes Qianmen vertically and pins Qianmen, and back door is also vertically locked under spring force; When material stock, similarly, corresponding signal drives tactile opening lever 532 to act on face 291a, stirs Qianmen lock pin 291, make Qianmen C type lock pin level, Qianmen becomes freely hinged state, and Qianmen is pushed open by material stock manipulator 60b, and charging tray is pushed magazine, after manipulator is recalled, touch opening lever and depart from plane of action, C type lock pin recovers vertical state under torsion spring effect, and the lock pin having guiding surface makes Qianmen vertically and pins Qianmen.

In addition, above-mentioned magazine assembly for example can be provided with two steel ball rollers 24 in magazine outer casing back diagonal side, coordinate with the roller track 51 that above-mentioned material stock frame component is installed thus, can avoid because of magazine weight cause belt flexibility be out of shape make magazine integral inclined, export out-of-level problem, the corresponding horizontality of guarantee magazine position and the stability of mass motion.On the other hand, magazine exit is designed to the form of certain angled ramp, even if the not parallel or difference in height ensureing to have trace also can input and output material smoothly.Magazine nexine upper and lower end all applies one deck buffered silica gel, protects magazine and noise abatement when moving.Magazine is clipped on two Timing Belts 31,32 arranged side by side by band toothholder plate 25, bolt and packing ring, and the profile of tooth of clamping plate is corresponding with profile of tooth inside belt wheel, ensures the reliable fixing of magazine.Identifying plate 26 on magazine shell is packaged with RFID label tag in it, and bar code is posted in outside, makes each magazine all have a location coordinate information, by the rfid interrogator 571 on material stock frame component, bar code read head 572 identification.

See Fig. 5, show the three-dimensional structure diagram of the drive train components according to the utility model preferred embodiment.As shown in Figure 5, first Timing Belt 31, second Timing Belt 32 points occupy the both sides of swivel-chain assembly, be connected with the upper and lower belt wheel 33 in left and right in swivel-chain assembly, Timing Belt exceeds the wide part of belt wheel and is connected with magazine with described band toothholder plate 25, motor drives the second belt shaft 34 to rotate by toothed V belt 35, realizes magazine and rotates in warehouse unit with band; All charging trays are all deposited among corresponding magazine, and each magazine all has a location coordinate information.When needing the magazine of certain position coordinate, belt pulley drives belt corresponding magazine to be transported to the exit end of specifying, for the action that deposits, withdraws of charging tray is prepared.Described swivel-chain assembly, can expand its dimensional parameters, by installing the magazine of different size or adopting large magazine internal memory to store up the method for different size charging tray, can adapt to the charging tray of different size, improve the scalability of system.

Then see Figure 10, the basic structure of the mechanical arm assembly according to the utility model preferred embodiment is shown.This mechanical arm assembly 60 corresponds to each material stock warehouse and arranges, and can comprise tactile opening lever 532, reclaimer robot 60a and material stock manipulator 60b etc.Wherein, touch opening lever 532 and to be arranged on described first adapter plate 533 and to be in side, Qianmen 27, for operating C type lock pin 29 to remove the constraint to Qianmen 27; Material stock manipulator 60b is arranged on equally on the first adapter plate 533 and is in side, Qianmen 27, and for after removing the constraint to Qianmen 27 at described C type lock pin 29, pushes Qianmen 27 open and SMD charging tray to be deposited is fed through magazine inside; Reclaimer robot 60a to be arranged on described second adapter plate 54 and to be in side, back door 22, and after the constraint to Qianmen 27 removed by described C type lock pin 29, pushes back door 22 open and continued to release via Qianmen 27 from magazine inside by SMD charging tray to be removed.

More specifically, as shown in Figure 10, the similar of this reclaimer robot 60a and material stock manipulator 60b, its difference is only that movement travel is different, each concrete structure parameter difference to some extent, but both include following basic structural feature: its stroke amplifying mechanism 61 is connected with circular arc pushing hands 62, is connected, improves rectilinearity and the stability of robot movement after cylinder 64 and linear bearing 65 coordinate with described stroke amplifying mechanism.Cylinder cylinder bar moves, and by enlarging course, makes circular arc pushing hands complete the action of access material.

Then see Figure 11, show and form according to the structure of load-transfer device assembly of the present utility model.This load-transfer device assembly 70 for example can be arranged on the lower front side of described material stock frame component 50, for performing input and output function to the SMD charging tray of pending accessing operation, it comprises pedestal, horizontal alignment is arranged on the first belt conveyor 71 on pedestal and the second belt conveyor 77, for driving driver element or the module 73 of the first and second belt conveyor synchronous circulatings conveyings, and along the spaced backing pin 76 in conveyer belt direction etc.

More specifically, the first belt conveyor 71, second belt conveyor 77 is installed side by side, is driven by driver module 73, having appropriate gap, being provided with ion wind rod 74, for destaticing in below in the middle of two bands.Every a station (unit), a pair backing pin 76 and detecting sensor 531 are installed, sensor detects in the middle part of charging tray sideling from the side, testing result is reliable, can avoid from detecting above or detecting the problem occurring testing result mistake because of space charging tray from below.Backing pin 76 can avoid charging tray generation rear-end impact.In material stock process, charging tray arrives corresponding access material station on the conveyor belt, and the backing pin controlling this station and previous station place rises, charging tray stops, and when previous station has detected charging tray, has then controlled its previous station backing pin and rises, by that analogy, the collision of charging tray is avoided.In reclaiming process, corresponding station place backing pin rises, and when last station has detected charging tray, has then controlled this station place backing pin and rises, by that analogy, avoid the collision of charging tray.A pair anti-bias elastic baffle 72 is fixed every a station in the both sides of band, the spigot surface of circular arc is in the middle of two load-transfer devices when can realize charging tray transport, its mounting hole corresponding on load-transfer device erecting frame 74, one end is kidney ellipsoid, the circular arc of adjustable anti-bias elastic baffle, baffle spacing ground comformability can be carried out according to corresponding charging tray size with this to regulate, improve the extendability of system.Further, load-transfer device two ends are all provided with belt wheel 76, and the belt wheel of rear end can be used for being connected with Timing Belt with the belt wheel of front end on the load-transfer device in next warehouse, also can improve the extendability of system.

See Fig. 6, show the structural representation according to detection zone of the present utility model assembly 40.As shown in the figure, this detection zone assembly 40 is arranged near described load-transfer device assembly 70, such as is in the outermost of whole memory system, and the reading, typing and search operation etc. for performing relevant information to the SMD charging tray of pending accessing operation.

More specifically, this detection zone assembly 40 for example comprises detection zone sensor 45, detection zone rfid interrogator 48 and detection zone bar code read head 49 etc., wherein detection zone sensor 45 is for detecting the charging tray to be delivered to described load-transfer device assembly place and confirm, also can possess data statistics function simultaneously, if such as institute's discharge plate quantity too much can produce warning, if enter without charging tray for a long time simultaneously, then whole system can be controlled standby; Detection zone rfid interrogator 48 and detection zone bar code read head 49 jointly for reading and writing the various status informations of the charging tray to be delivered to described load-transfer device assembly place, and then realize the data query function to whole warehousing system.

By above design, according to the information of access charging tray, management system can upgrade in time, and all charging tray access records of institute's building database record, according to charging tray frequency of utilization, the position adjustment of corresponding maximizing efficiency can be carried out.Bearing box 43 also comprises the second communication port 44 second to expand mouth 18 and be connected with on casing assembly 10, realize the connection in detection zone assembly and warehouse.

See Fig. 7, detecting the limit for height door 461 that box 46 also can preferably include and regulate height, regulate height by the circular arc projection on the recessed bar of circular arc on limit for height door and limit for height door lock 462 and lock a door, ensure that the material entering warehouse is at certain altitude range, prevent inappropriate charging tray or other article from entering.First communication port 464 first can be expanded mouth 17 and is connected with on casing assembly 10, also can realize the connection in detection zone assembly and warehouse.

In addition, the utility model can also comprise ion wind bar device, and it is arranged on the front end with load-transfer device assembly above described material stock frame component respectively, reaches the object eliminating electrostatic.Further, also can comprise nitrogen spout, this spout is positioned at shell and can opens the door the below of side, sprays into a certain amount of nitrogen, to improve the oxidation rate that nitrogen gas concn reduces the SMD element stored in warehouse by this nitrogen spout in warehouse.

According to a preferred implementation of the present utility model, also the casing assembly 10 as outer packaging is designed further and improved.Specifically, see Fig. 3, this casing assembly 10 for example can be formed by all around going up five pieces of planks totally, successively referred to as the first body skin 11, second housing plate 12, the 3rd body skin 13, the 4th body skin 15, the 5th body skin 16, body skin has machinery expansion mouth 17 and controls to expand mouth 18.Expansion mouth is used for being connected with the expansion mouth in next warehouse, expands with this.Each shell is equipped with expansion interface, to realize the machinery of multiple unit and electric interconnected.All belt wheel is installed in the middle of the belt shaft of load-transfer device two ends, is convenient to expand with the load-transfer device in next warehouse.Be mechanically interface with import and export, import and export and be provided with the device carrying out specially docking.Electrically be provided with the expansion such as air plug and keysets mouth, realize the electrical interconnection of multiple unit.Casing assembly makes warehouse become as a whole, on the 4th body skin 15 in exercisable region, installs transparent outer casing door 14, can be used for the running condition of checking warehouse, when door is opened, also can carry out part operation, meet human engineering.

The access material operating process of specific explanations according to warehousing system of the present utility model is distinguished below by according to Figure 12 and Figure 13.

As shown in figure 12, the sequence of operation of system material stock is: 1. charging tray is put into---2. detection zone sensor 45 perception, load-transfer device rotates---and 3. charging tray enters detection zone, bar code read head 49 and rfid interrogator 48 carry out infomation detection---4. identify successfully, system assignment storage location is (if identify unsuccessful, system alarm)---5. charging tray enters belt conveyor, in corresponding storage rack, swivel-chain 30 moves, the identifying plate 26 of bar code read head 572 and magazine on rfid interrogator 571 identification swivel-chain in material stock frame, sensor 573 detects that corresponding magazine moves to access material station place, swivel-chain stops, the tactile opening lever 532 of corresponding signal control is stirred Qianmen lock pin 291 and is opened---and 6. sensor 531 detects that charging tray arrives corresponding access material station on the conveyor belt, the backing pin 76 controlling this station and previous station place rises, charging tray stops---and 7. receive corresponding magazine and arrived and specify station Qianmen lock pin after start signal, cylinder promotes material stock manipulator 60b motion, charging tray pushes in magazine---and 8. corresponding signal detects charging tray stored in magazine, material stock robot arm retrieves---9. touch opening lever and depart from Qianmen lock pin, Qianmen lock pin makes Qianmen close under the effect of torsion spring power 292---and 10. sensor 531 detects that current station is without charging tray, the backing pin of this station and previous station is recalled.In material stock process, when previous station has detected charging tray, then control its previous station backing pin and risen, by that analogy, avoided the collision of charging tray.

As shown in figure 13, the sequence of operation of system feeding is 1. charging tray information needed for read write line 42 typing outside detection zone---2. corresponding magazine coordinate position of system statistics---3. load-transfer device counter motion ---4. in corresponding storage rack, swivel-chain 30 moves, the identifying plate of bar code read head 572 and magazine on rfid interrogator 571 identification swivel-chain, sensor 573 detects that corresponding magazine moves to access material station place, swivel-chain stops, corresponding signal control to touch opening lever 532 stir Qianmen lock pin 291 and open---5. corresponding station place backing pin 76 rises---6. sensor 531 detect that access material station place is without charging tray, cylinder promotes reclaimer robot 60a motion, magazine back door 22, Qianmen 27 is opened successively under manipulator effect, charging tray is released on belt conveyor by manipulator---and 8. corresponding signal detects that charging tray has been delivered on load-transfer device, material stock robot arm retrieves---9. touch opening lever 532 and depart from Qianmen lock pin 291, Qianmen lock pin makes Qianmen close under the effect of torsion spring power 292, back door is closed under spring force 23 acts on---and 10. charging tray transports on the conveyor belt, when sensor 531 detects this station without charging tray, this station place backing pin is recalled, charging tray transports and inspection is collected in exit.In reclaiming process, when this station has detected charging tray, then control this station backing pin and risen, by that analogy, avoided the collision of charging tray.

In sum, according to the work that easily extensible warehousing system of the present utility model can realize synchronous detection automatically to multiple charging tray, feeding, feeding and deposit; Extendability is comparatively strong, and each warehouse is composed of multiple units, and each warehouse has expansion interface, conveniently extends expansion; There is rfid interrogator and bar code scan dual command recognition system, realize the identification of charging tray, scanning, Data Enter; And can automatic material sorting function be carried out.Correspondingly, the problems such as many charging trays automatic material taking synchronism difficulty is comparatively large, automatic material sorting inventory information degree of automation is lower, multiple-unit extendability is poor in existing SMD warehouse can be solved on the whole preferably.

Those skilled in the art will readily understand; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.

Claims (7)

1., towards an easily extensible warehousing system of SMD, this warehousing system comprises material stock frame component (50), magazine assembly (20), mechanical arm assembly (60) and load-transfer device assembly (70), it is characterized in that:

Described material stock frame component (50) entirety in vertical rack construction, and is divided into the identical material stock warehouse of multiple structure; Each material stock warehouse comprises the roller track (51) arranged along vertical direction separately;

Described magazine assembly (20) comprises the magazine of a series of sequential, and is carried in roller track (51) cocycle by swivel-chain assembly (30), each magazine comprises magazine shell (21) respectively, divide the Qianmen (27) and back door (22) that are located at this magazine shell left and right sides, be respectively used to be hinged on the first hinge of spring (28) on described magazine shell (21) and the second hinge of spring (23) with described Qianmen (27) and described back door (22) rotatably being opened, be arranged on the steel ball roller (24) that described back door (22) side is used for performing at described roller track (51) conveying motion, and be arranged on the C type lock pin (29) preventing this Qianmen from opening between described Qianmen (27) and described magazine shell (21),

Described mechanical arm assembly (60) is arranged corresponding to each material stock warehouse, and comprise tactile opening lever (532), reclaimer robot (60a) and material stock manipulator (60b), wherein touch opening lever (532) to be arranged on the first adapter plate and to be in described Qianmen (27) side, for operating described C type lock pin (29) to remove the constraint to Qianmen (27); Material stock manipulator (60b) is arranged on equally on described first adapter plate and is in described Qianmen (27) side, and for pushing Qianmen (27) open and SMD charging tray to be deposited being fed through magazine inside; Reclaimer robot (60a) to be arranged on the second adapter plate and to be in described back door (22) side, and for pushing back door (22) open and SMD charging tray to be removed being continued to release via described Qianmen (27) from magazine inside;

Described load-transfer device assembly (70) is arranged on the lower front side of described material stock frame component (50), for performing input and output function to the SMD charging tray of pending accessing operation, it comprises pedestal, horizontal alignment is arranged on the first belt conveyor (71) on pedestal and the second belt conveyor (77), for driving the driver element (73) of the first and second belt conveyor synchronous circulatings conveyings, and along the spaced backing pin in conveyer belt direction (76).

2. easily extensible warehousing system as claimed in claim 1, it is characterized in that, described swivel-chain assembly (30) around each material stock warehouse described roller track (51) and arrange, and comprise the upper belt-wheel group being disposed in parallel in described material stock frame component (50) top via the first belt shaft (36), the lower band wheels of described material stock frame component (50) bottom are disposed in parallel in via the second belt shaft (34), correspondingly respectively be set in the first Timing Belt (31) between upper and lower belt wheel and the second Timing Belt (32), and the drive motor for driving these two Timing Belts to perform synchronous circulating rotation, in addition, described magazine is connected between described first Timing Belt (31) and the second Timing Belt (32) via band toothholder plate (25), in company with this Timing Belt, circulation conveying together occurs thus.

3. easily extensible warehousing system as claimed in claim 1 or 2, it is characterized in that, described reclaimer robot (60a) and material stock manipulator (60b) include horizontally disposed circular arc type pushing hands (62), be connected with the central horizontal of circular arc type pushing hands (62) and stroke amplifying mechanism (61) in hinge format, via vertical pipe link (63) and the trip enlarger (61) joining linear bearing (65), and be connected with this linear bearing (65) level the cylinder (64) providing driver output.

4. easily extensible warehousing system as claimed in claim 3, it is characterized in that, for described load-transfer device assembly (70), in described first belt conveyor (71) and the second belt conveyor (77) both sides, also interval is provided with multiple anti-bias elastic baffle (72) respectively, the end face of these anti-bias elastic baffles (72), in inwardly outstanding adjustable arcuate structure, can perform comformability according to the specification of charging tray to be conveyed thus and regulate.

5. easily extensible warehousing system as claimed in claim 4, it is characterized in that, described charging tray outer side is also fitted with identifying plate (26), and this identifying plate (26) is made up of jointly bar code and RFID label tag.

6. easily extensible warehousing system as claimed in claim 5, described stroke amplifying mechanism (61) forms hinge arrangement jointly by many bars, and the connecting place of each bar is connected by the rivet with spherical caps; In this way, described reclaimer robot (60a) and material stock manipulator (60b) contact in the mode of Multi-contact with between its bearing surface.

7. easily extensible warehousing system as claimed in claim 1 or 2, is characterized in that, described magazine assembly (20) is designed to the slope form in a fixed inclination at its housing outlet place; In addition, buffered silica gel is coated with at the upper and lower sides of each magazine internal layer.