CN2099619U - Automatic detection device for external form - Google Patents

Abstract

The utility model relates to an automatic detection device for the cargo appearance used for a warehousing system. Photoelectric infrared switches are adopted to detect the length, the width and the height of the cargo. All the detecting units are arranged on a frame welded by the sectional steel. The detection of the length can be achieved by two photoelectric infrared switches which can move upward and downward and two rows of reflecting mirrors arranged on the position is opposite to the cargo. Each infrared is installed on a sliding block. A set of driving device driven by a low speed electric engine drives the sliding block to run. The automatic detection device for the cargo appearance has simple structure and good practicability, and can detect out the exceptional length cargoes without changing the conveying direction of the cargo, and thus the storehouse conveying system is simplified.

Description

Automatic detection device for external form

The utility model is to be used for a kind of device that the automated warehouse storage system detects goods length appearance and size automatically, and with the goods of sort out appearance and size overshoot scope, assurance depot safety and induction system can normally be carried out input work.

In the existing at home automatic stereowarehouse, existing indivedual warehouses have adopted a kind of appearance and size checkout gear.The principle of this checkout gear is: on the conveying equipment of goods, a kind of device that comes inspected object with the mirroring Photoelectric infrared switch as main element is installed.As when the detection width, can be in conveying circuit, the infrared electrooptical switching of a cover mirroring is respectively loaded onto on the both sides of certain conveyer, structure is similar to Fig. 3, under normal circumstances, the infrared luminous energy that optoelectronic switch 8 sends is installed in the special-purpose reflective mirror 10(on opposite or claims the light echo plate) reflect, and received by the receiver of optoelectronic switch.When goods on the pipeline 16 was fed forward, goods was by the field of radiation between optoelectronic switch 8 and the reflective mirror 10.If cargo size is qualified, then do not cover light, cargo security passes through.If some overshoot sizes are arranged on the goods width, then exceed the light that partly will cover reflected back, at this moment, optoelectronic switch moves immediately, and send signal and pass through controlling organization or computer, the underproof goods of this width will be sent into put in order station or stop warehouse-in.Adopt same quadrat method, above pipeline, suitably highly, an infrared optoelectronic switch 9 of cover and a reflective mirror 17 is installed, can detect goods above specified altitude.

But length is then relatively more difficult before and after detecting goods, is the plane, front and back that promptly how to detect the goods traffic direction no more than the given size scope? domestic existing way is to adopt the direction that changes the goods operation to detect, this moment, goods itself did not rotate, by a cover conveying machinery is installed, make goods on conveyer, become 90 ° of laterally operations, adopt the method for detection width to detect again.Though adopt this method can reach the purpose of detection, it has increased the place of conveying equipment and erection unit, has increased the difficulty in investment cost and the course of conveying, and the place, warehouse that has does not also allow to do like this.

In order to solve the problem of automatic detection goods length, a kind of rotary smooth reverberation electric switchgear is arranged abroad recently.The optoelectronic switch of this device is installed on the atwirl axle, infrared light becomes the covering of the fan emission scan during rotation, its reflective mirror is formed the opposite that is installed in scanning area by polylith, and every reflective mirror can be received the light of minute surface reflection by optoelectronic switch by the adjustment disk adjustment.Essential when goods is carried by the sector scan zone, when the goods that is transferred is regional through sector scan, can check out whether the length of goods surpasses regulation by the shading time of goods and the speed of transporting.It is more satisfactory adopting this method, but this equipment price is very expensive, and Installation and Debugging are more complicated also, and does not domesticly also have this optoelectronic switch of production and selling now, as wants the then every cover of import to need 3000 dollars of foreign exchanges approximately.

The purpose of this utility model is to design a kind of simple in structure, cheap, and practical and convenient profile automatic detection device.It does not need to change the route and the direction of goods operation, and when goods installed by this, whether the length size that can detect goods automatically was overproof.

Following description of drawings primary structure of the present utility model and principle.

Accompanying drawing 1 is a front elevational schematic

Accompanying drawing 2 is that schematic diagram is looked on a left side

Accompanying drawing 3 is A-A views

In the accompanying drawings, marking each numeral is expressed as follows respectively:

1. length detection optoelectronic switch 2. slide blocks 3. chutes 4. length detection reflective mirror groups 5. travel switches 6. upper sprocket wheels 7. frameworks 8. width detection optoelectronic switches 9. height detection optoelectronic switches 10. width detection reflective mirrors 11. conveyers 12. motor 13. sprocket shaft 14. lower sprockets, 15. chains, 16. goods (pellet type container) 17. height detection reflective mirrors

Description of drawings is as follows:

Figure middle frame 7 is the steel construction pieces that are welded by shaped steel.It is across on the appropriate location that is installed in conveying circuit.During goods 16 warehouse-in, by conveyer 11 inputs and through framework 7 below by.Length detects elements such as optoelectronic switch and transmission device, mostly is installed on the framework.

Two groups of width detection optoelectronic switches 8 are installed in the framework upper both sides, width detection reflective mirror 10 is installed in the both sides of conveyer 11 platforms, two groups of distances are according to the decision of the width requirement of goods, and the infrared light that optoelectronic switch sends downwards can be reflected by reflective mirror 10, and is received by optoelectronic switch 8.Two-beam post in the left and right sides is controlled the goods width like this, super wide goods by the time will shelter from light beam, moment can make optoelectronic switch action, and reports to the police.Same quadrat method, height detection optoelectronic switch 9 has been formed height detecting device with height detection reflective mirror 17, the goods of superelevation by the time will shelter from its light beam, and make optoelectronic switch 9 actions and report to the police.

The design's device for detecting length, the length detection reflective mirror group 4 that then is arranged in delegation by forward and backward two groups of can be upper and lower mobile optoelectronic switches 1 and polylith and is fixed on optoelectronic switch 1 opposite is formed.When optoelectronic switch 1 moves up and down any position, can both receive the light beam of reflective mirror backspace.When detecting goods length, goods is transported to below the framework 7 by conveyer 11, and do to stop slightly to locate, start permanent magnet low speed synchronous motor 12, the transmission device of compositions such as sprocket shaft 13 and sprocket wheel 6, sprocket wheel 14, chain 15 is started working at this moment, affects two groups of slide blocks 2 in front and back and optoelectronic switch 1 to do upper and lower motion simultaneously by chain 15.Slide block 2 can be guaranteed direction and the scope that optoelectronic switch is surveyed when mobile in chute 3.Chute 3 two ends are equipped with travel switch 5.Slide block 2 will change motor 12 direction of rotation after going to chute 3 terminal impact stroke switches 5, and make slide block and optoelectronic switch return action, when optoelectronic switch 1 moves up and down, also finish the detection scanning work simultaneously.Can send signal alarm equally to detected long goods.

The advantage of this device is: it is simple in structure, easy to use, it does not need to set up conveying machinery and changes running route and direction, needn't use the rotary electrooptical device of expensive import yet, but it has obtained same effect reliably, has therefore also saved warehouse area occupied and fund.This device all adopts domestic producible element and material to make, and motor adopts constant magnetism low-speed synchronous motor, has saved speed change system, makes transmission simple and reliable.It can use separately, also can control with computer interconnection, so be a kind of very practical device.

Embodiment: a kind of detection goods length that is applicable to is of a size of 1200 * 1000 * 1200 millimeters external form checkout gear.Its design figure number is " 19AXZA0 " structural principle such as accompanying drawing 1, Fig. 2, Fig. 3, about 230 kilograms of gross weight.Its framework 7 mainly is welded about 170 kilograms of weight by No. 10 channel-section steels, No. 14 channel-section steels and some steel plates.Length detects the coaxial reflective Photoelectric infrared switch of TE3S-I type that optoelectronic switch is selected Shanghai City laser center development for use, reflective mirror adopts and its supporting light echo plate, it detects distance is 2～5 meters, energy snap action after the shading, to allow ambient light illumination be incandescent lamp 3000LUx, below the daylight 10000LUx, allowing environment temperature is-10 ℃～+ 55 ℃, and its overall dimensions are 22 * 20 * 55 millimeters.The used motor 12 of device for detecting length is selected the permanent magnet low speed synchronous motor of the Suzhou TDY of telecommunication electrical machinery plant series for use, model is the 110TDY type, rotating speed is 60r/min, and torque capacity is that chain is selected 06B-1 type chain for use in the 40Kgcm transmission device, and upper sprocket wheel 6 can be adjusted the degree of tightness of chain.Chute 3 usefulness MCN-851 monomer cast nylons process, and slide block is processed with No. 45 steel, the travel switch LXK3-20S/B type travel switch of first machine tool ﹠ electrical appliances factory, Beijing.The length detection time was 5 seconds.

Claims (2)

1, a kind of profile automatic detection device, comprise framework 7 and be installed in optoelectronic switch 1,8,9 and the reflective mirror 4,10,17 that is used to detect the goods length on the framework, it is characterized in that: device for detecting length is that two groups of optoelectronic switches that can move up and down 1 and polylith are arranged in delegation and are fixed on the length detection reflective mirror group 4 on optoelectronic switch 1 opposite.

2, claims 1 described profile automatic detection device, it is characterized in that: all detection parts all are arranged on the framework 7, its length detection optoelectronic switch 1 is placed on the slide block 2, slide block 2 is connected in the middle of chute 3 and with two statures of chain 15, drive sprocket shafts 13, sprocket wheel 6, sprocket wheel 14, and the transmission device action formed such as chain 15 with slow-speed motor 12, travel switch 5 is housed at the two ends of chute 3.

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