CN206689062U

CN206689062U - Automatic sorting apparatus

Info

Publication number: CN206689062U
Application number: CN201720339866.4U
Authority: CN
Inventors: 邵大鹏
Original assignee: Shenzhen Kaitong Logistics Co Ltd
Current assignee: Shenzhen Kaitong Logistics Co Ltd
Priority date: 2017-03-31
Filing date: 2017-03-31
Publication date: 2017-12-01
Anticipated expiration: 2027-03-31

Abstract

The utility model discloses a kind of automatic sorting apparatus, flimsy problem is conveyed for the different goods of weight simultaneously, provide following technical scheme, including the conveying device for conveying articles and for pushing goods aside separating device is dialled with what is sorted, conveying device is provided with hollow section during transport, it is provided with and is used to detect goods weight size to export the weighing device of corresponding weighing-up wave in hollow section, weighing device includes being used to fill up hollow section to continue the roller group of weighing of conveying articles located at its top, weighing device is electrically connected with for comparing weighing-up wave more than pivot weight signal with the comparison means of output sort signal, comparison means is electrically connected with response to sorting signal conduction to control the switching device dialled separating device and started；Realize and the slightly heavy goods sorting of weight is gone out, help avoid the larger goods of weight and be pressed on small heavy weight goods to cause small heavy weight goods to damage so that goods sorting is more effective, safety.

Description

Automatic sorting apparatus

Technical field

A kind of goods conveying equipment is the utility model is related to, more specifically, it relates to a kind of automatic sorting apparatus.

Background technology

As the development of communication and industry are decentralized so that present industry and civil article circulate between various regions It is unavoidable, the thing followed, it is exactly greatly developing for logistics, such as：Company of civil aviaton logistics distribution center, postal service, express delivery, cigarette The industries such as grass cultivation, beer are mainly industry based on logistics, in material flow industry, due to multiple batches and the flow direction of different product Difference, in last logistics distribution process, it can all be related to product sorting, the sorting for so allowing for article shows in logistics Obtain particularly important.

At present, the technological means at home in this field is also relatively backward, mainly based on artificial separation, not only operation Efficiency is low, and labor intensity is big.With the development of science and technology and human resources it is in short supply, for this kind of material flows automation point The demand for picking technology and equipment is more and more urgent.

In logistics transportation, the larger goods of weight difference conveys simultaneously when, in fact it could happen that the larger goods of weight is pressed in weight Measuring makes the situation of the smaller article damage of quality on less article, therefore existing sorting device also has improved space.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of automatic sorting apparatus, have The advantages of goods of different weight can be sorted out.

To achieve the above object, the utility model provides following technical scheme：

A kind of automatic sorting apparatus, including conveying device for conveying articles and for pushing goods aside to be sorted Dial separating device, the conveying device is provided with hollow section during transport, is provided with the hollow section for detecting goods weight Size to export the weighing device of corresponding weighing-up wave, the weighing device include located at its top be used to filling up hollow section with after The roller group of weighing of continuous conveying articles, the weighing device be electrically connected with for compare weighing-up wave more than pivot weight signal with The comparison means of output sort signal, the comparison means is electrically connected with dials separating device in response to sorting signal conduction to control The switching device of startup.

Using above-mentioned technical proposal, sorting goods is carried out, goods first is conveyed on a conveyor, when goods is defeated Deliver to when weighing in roller group, i.e., goods weight, which is entirely fallen within, weighs in roller group, roller group of now weighing by the weight transmitting of goods extremely On weighing device, corresponding weighing-up wave, comparison means receive weighing-up wave under weighing device output is big with goods weight Afterwards by weighing-up wave compared with pivot weight signal, and output sort is believed when weighing-up wave is more than pivot weight signal Number, switching device is in response to sorting signal conduction to control group separating device to be actuated for sorting, so as to be according to the weight of goods It is no to make a distinction sorting more than pivot weight or continue to convey, realize and the slightly heavy goods sorting of weight is gone out, contribute to The goods for avoiding weight larger, which is pressed on small heavy weight goods, causes small heavy weight goods to damage so that goods sorting is more effective, safety.

Preferably, the weighing device also includes being arranged under roller group of weighing bearing weight size for detection roller group of weighing To export the weight detecting circuit of detection signal and be electrically connected with weight detecting circuit so that detection signal to be amplified to export The amplifying circuit for detection signal of weighing.

Using above-mentioned technical proposal, the weight born in roller group of being weighed by weight detecting electric circuit inspection, and weight is examined Slowdown monitoring circuit exports the detection signal corresponding with weight size, and amplifying circuit amplifies detection signal to export weighing-up wave, can To meet the needs of signal amplification well, noise itself is also small, and larger times can be realized with reference to the filter action of filter circuit Number, accurate amplification output, the amplified high definition made to weight detecting of signal, error diminish.

Preferably, the weight detecting circuit is force sensing resistance Huygens's bridge circuit.

Using above-mentioned technical proposal, the connected mode of force sensing resistance Huygens's electric bridge is more accurate when detecting power change, With reference to differential amplifier circuit, a higher accuracy of detection can be reached.

Preferably, the amplifying circuit is electrically connected with the zeroing for amplifying circuit output under zero input state for stablizing Portion.

Using above-mentioned technical proposal, because the multiplication factor of amplifying circuit is very big, generally more than 100,000 times, even in zero Input state, still have after may being exaggerated due to voltage or the signal of interference signal, small input voltage very big Output signal, the accurate of detection is influenceed, and after accessing zeroing portion, output during zero input state can be stablized, further enhanced The accuracy of detection.

Preferably, the amplifying circuit is electrically connected with the filtered electrical for filtering out interference signal in detection signal of weighing Road.

Using above-mentioned technical proposal, filter circuit filters out clutter and noise in weighing-up wave, helps avoid disturbing Effect of signals detects accurate.

Preferably, the comparison means includes being used for the voltage ratio for comparing weigh detection signal and pivot weight signal magnitude Reference circuit compared with device circuit and for providing and adjusting pivot weight signal magnitude.

Using above-mentioned technical proposal, the composition component price of voltage comparator circuit is relatively low, advantageously reduces cost, and It is also relatively stable to introduce the output of the voltage comparator of negative-feedback, in addition, reference circuit can also adjust pivot weight signal Size, pivot weight signal is corresponding with judging whether the pivot weight that needs sort, and reference signal is adjusted by reference circuit Size, i.e., to judge whether sorting standard set, goods more than different weight is sorted so as to realize.

Preferably, the switching device include in response to sort signal conduction FET switch circuit and in response to The relay switching circuit of separating device startup is dialled in the conducting of FET switch circuit to control.

Using above-mentioned technical proposal, FET switch circuit and relay switching circuit are swift in response, it is possible to achieve Small current control high current works, and is favorably improved the stability contorting and security of circuit.

Preferably, it is defeated to include the first slower pipeline of transporting velocity, transporting velocity faster second for the conveying device Line sending and the switching part for being delivered to the goods on the first pipeline on the second pipeline.

Using above-mentioned technical proposal, by the way that goods is delivered into the second of speed by conveying the first slower pipeline Pipeline, so in previous goods after the second pipeline transfers out a segment distance, the latter goods can just be transported to On two pipelines, you can realize and increase the spacing distance between adjacent goods originally, convenient separating device of dialling below is divided Pick.

Preferably, the 3rd of goods the is defeated after the conveying device with the second pipeline also including connecting for conveying sorting Line sending.

Using above-mentioned technical proposal, the 3rd pipeline is used to for the goods after sorting to be delivered to different places.

Preferably, the described group of separating device includes being arranged on support of the weighing device along conveying direction rear, is arranged on support It is upper to be used to goods being allocated to the thumb wheel of the 3rd pipeline and in response to the control of on-off circuit to drive the power that thumb wheel rotates Portion.

Using above-mentioned technical proposal, goods is stirred by thumb wheel and sorted, goods is piecemeal sorted, methodically In order, be not in the chaotic situation of sorting.

In summary, the utility model has the advantages that：

1. whether making a distinction sorting according to the weight of goods more than pivot weight or continuing to convey, realize weight Slightly heavy goods sorting is gone out, and helps avoid the larger goods of weight and be pressed on small heavy weight goods to cause small heavy weight goods to damage It is bad so that goods sorting is more effective, safety；

2. connecting design by the circuit in Huygens's electric bridge, amplifying circuit, filter circuit, zeroing portion, can improve to goods The accuracy of detection of thing weight, help avoid because of the not high sorting mistake of accuracy of detection；

2. reference circuit can also adjust the size of pivot weight signal, pivot weight signal needs to sort with judging whether Pivot weight it is corresponding, by reference circuit adjust reference signal size, i.e., to judge whether sorting standard set It is fixed, goods more than different weight is sorted so as to realize.

Brief description of the drawings

Fig. 1 is the structural representation of automatic sorting apparatus in the utility model；

Fig. 2 is the theory diagram of automatic sorting apparatus in the utility model；

Fig. 3 is the enlarged diagram of part A in Fig. 2；

Fig. 4 is the circuit theory diagrams of automatic sorting apparatus in the utility model.

In figure：1st, conveying device；11st, the first pipeline；12nd, the second pipeline；13rd, the 3rd pipeline；131st, baffle plate； 14th, switching part；2nd, separating device is dialled；21st, support；22nd, thumb wheel；23rd, power part；3rd, weighing device；31st, weigh roller group；32nd, weight Detect circuit；33rd, amplifying circuit；331st, zeroing portion；34th, filter circuit；4th, comparison means；41st, voltage comparator circuit；42、 Reference circuit；5th, switching device；51st, FET switch circuit；52nd, relay switching circuit；6th, hollow section.

Embodiment

Below in conjunction with the accompanying drawings and embodiment, the utility model is described in detail.

A kind of automatic sorting apparatus, reference picture 1, including conveying device 1 for conveying articles and for pushing goods aside Separating device 2 is dialled with what is sorted.

Wherein, reference picture 1, conveying device 1 are defeated with the first pipeline 11, second of conveying articles including being successively sequentially connected The pipeline 13 of line sending 12 and the 3rd, it is connected with and is used for the first pipeline between the first pipeline 11 and the second pipeline 12 The goods of 11 conveyings is delivered to the switching part 14 of the second pipeline 12, in addition, the transporting velocity of the first pipeline 11 is slower, and the The transporting velocity of two pipelines 12 is very fast, then when goods is delivered to the first pipeline 11 via the second pipeline 12, script two The distance between individual adjacent goods will increase, and convenient separating device 2 of dialling below is sorted, and the 3rd pipeline 13 is then used to continue Convey the goods after being sorted by group separating device 2.

The first pipeline 11, the second pipeline 12, the 3rd pipeline 13 are adopted as conveying roller group in the present embodiment, at it Can also be conveyer belt, conveyor track etc. in his embodiment, in addition, switching part 14 is adopted as slide in the present embodiment, and in cunning The anti-off board for preventing goods from skidding off is equipped with the both sides of ladder and the second pipeline 12, because the height of the first pipeline 11 is high In the second pipeline 12, goods will will slide onto along slide automatically at the end of the first pipeline 11 due to Action of Gravity Field On two pipelines 12.

Reference picture 1, dialling separating device 2 includes being arranged on support 21 of the weighing device 3 along conveying direction rear, is arranged on support It is used to goods being allocated to the thumb wheel 22 of the 3rd pipeline 13 and in response to the control of switching device 5 to drive 22 turns of thumb wheel on 21 Dynamic power part 23, thumb wheel 22 is adopted as the three leaf runners with three blades in the present embodiment, and power part 23 is then adopted as electricity Machine, it is provided with addition on the 3rd pipeline 13 and blocks goods and be sorted the baffle plate 131 of goods conveying direction to limit, baffle plate 131 Goods is directed to the 3rd pipeline 13 along correct direction.

Reference picture 1 and Fig. 2, hollow section 6 is provided with the second pipeline 12, i.e., has disconnection among the conveying roller group of script One section, and the weighing device 3 for being used for detecting goods weight is provided with the hollow section 6, weighing device 3 include a table top and It is arranged on table top with the roller group 31 of weighing with goods to be continued to conveying.

Reference picture 1 and Fig. 3, weighing device 3 detect the weight of goods to export corresponding weighing-up wave, weighing device 3 It is electrically connected with the comparison means 4 with pivot weight signal, comparison means 4 compares the big of detection signal and pivot weight signal It is small and output sort signal, comparison means 4 are electrically connected with switching device 5 when detection signal is greatly with pivot weight signal, Switching device 5 in response to sorting signal conduction with drive dial separating device 2 sorted.

Reference picture 3 and Fig. 4, weighing device 3 also include being arranged at weigh roller group 31 times and held for detection roller group 31 of weighing By weight size to export the weight detecting circuit 32 of corresponding weighing-up wave, weighing device 3 also includes and weight detecting circuit 32 It is electrically connected with the amplifying circuit 33 that amplifies detection signal and the filter circuit 34 for filtering out interference signal in detection signal, inspection Survey signal is amplified, after filtering into final weighing-up wave.

Reference picture 4, the physical circuit connection of weighing device 3：

In the present embodiment, weight detecting circuit 32 is force sensing resistance Huygens's bridge circuit, it include force sensing resistance RF1, Force sensing resistance RF2, force sensing resistance RF3, force sensing resistance RF4, resistance R1, resistance R2, resistance R3, wherein force sensing resistance RF1, power are quick Resistance RF2, force sensing resistance RF3, force sensing resistance RF4 concatenate lopping from beginning to end successively, between force sensing resistance RF1 and force sensing resistance RF3 Tie point be connected to power supply VCC, tie point between force sensing resistance RF2 and force sensing resistance RF4 ground connection, force sensing resistance RF1 with Tie point between force sensing resistance RF2 is connected to resistance R1 one end, is grounded after resistance R1 other end series resistance R3, power is quick Tie point between resistance RF3 and force sensing resistance RF4 is connected to resistance R2 one end, the resistance R1 other end and resistance R2's The other end is used to export detection signal.

Amplifying circuit 33 includes operational amplifier U1, resistance R4 and slide rheostat RW, and slide rheostat RW is constituted The zeroing portion 331 exported for stablizing amplifying circuit 33 under zero input state, operational amplifier U1 is adopted as in the present embodiment OP01, the OP01 pin of in-phase input end 3 are connected to resistance R1 and the pin of inverting input 2 is connected to resistance R2 to receive detection Signal, OP01 7 pins are connected to power supply VCC, while OP01 7 pins are connected to slide rheostat RW mobile terminal, OP01 1 pin, 8 pins be connected to slide rheostat RW two fixing ends, OP01 4 pins ground connection, OP01 6 pins are defeated Go out weighing-up wave.

Filter circuit 34 includes resistance R5 and electric capacity C1, and wherein resistance R5 one end is connected to OP01 6 pins, resistance It is grounded after R5 other end series capacitance C1, the resistance R5 other end exports final weighing-up wave simultaneously.

Reference picture 4, the voltage ratio that comparison means 4 includes being used for comparing weigh detection signal and pivot weight signal magnitude compared with Device circuit 41 and the reference circuit 42 for providing and adjusting pivot weight signal magnitude, the physical circuit of comparison means 4 connect It is connected in：

Voltage comparator circuit 41 includes comparator chip U2, resistance R6 and slide rheostat RP, resistance R6 and cunning Dynamic rheostat RP also constitutes the reference circuit 42 for setting pivot weight signal magnitude, and wherein comparator chip U2 is in this reality LM339 is adopted as in applying, LM339 in-phase input end is connected to resistance R5 to receive weighing-up wave, LM339 inverse output terminal The reverse input end that power supply VCC, LM339 are connected to after series resistance R6 while the fixing end for being connected to resistance RP and a shifting Moved end, slide rheostat RP another fixing end ground connection, LM339 output end output sort signal.

Reference picture 4, switching device 5 include in response to sort signal conduction FET switch circuit 51 and in response to The conducting of FET switch circuit 51 with control dial separating device 2 start relay switching circuit 52, switching device 5 it is specific Circuit is connected as：

FET switch circuit 51 includes the enhanced FET VT2 and electric capacity C2 of N-channel, relay switch electricity Road 52 includes relay KM1 open in usual and sustained diode 1, and wherein electric capacity C2 is connected on LM339 output end and field-effect Between pipe VT2 grid, FET VT2 source electrode is connected to power supply VCC, FET VT2 drain series relay It is grounded after KM1, sustained diode 1 is connected in parallel on relay KM1 both ends, and relay KM1 switch contact is connected on motor power supply In circuit.

The operation principle and the course of work of the present embodiment：

In conveying articles, goods is transported to the end of the first pipeline 11 on the first pipeline 11 first, then The second pipeline 12 is delivered to via switching part 14, it is former because the transporting velocity of the first pipeline 11 is less than the second pipeline 12 Distance between this two goods adjacent on the first pipeline 11 will increase, and convenient separating device 2 of dialling is carried out after distance increase Sorting.

When on the weighing device 3 among goods is transported to the second pipeline 12, roller group of weighing 31 is by script goods On weight transmitting to weight detecting circuit, weighing device 3 exports the weighing-up wave corresponding with goods weight size, comparison means 4 compare the size between weighing-up wave and pivot weight signal, and pivot weight signal is corresponding with pivot weight, more than base weight Amount will be sorted.

When weighing-up wave is more than pivot weight signal, the output sort signal of comparison means 4, switching device 5 is in response to dividing Signal conduction is picked to be powered to motor, motor will drive three leaf runners to be rotated, during three leaf runners rotate, goods Continue to convey forward by the second pipeline 12, and when goods and when being transported to sorting office, a blade of three leaf runners is lucky Push on goods, goods is allocated onto the 3rd pipeline 13, complete to the sorting compared with parcel.

When weighing-up wave is less than pivot weight signal, output sort signal, goods do not convey comparison means 4 second Continue to convey forward among two blades of three leaf runners on line 12, and without sorting.

In addition, in other embodiments, the manner of comparison of comparison means 4 can also be changed, lighter goods is divided Pick.

Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.

Claims

1. a kind of automatic sorting apparatus, including conveying device (1) for conveying articles and for pushing goods aside to be divided What is picked dials separating device (2), it is characterized in that：The conveying device (1) is provided with hollow section (6), the hollow section (6) during transport Interior be provided with is used to detect goods weight size to export the weighing device (3) of corresponding weighing-up wave, and the weighing device (3) includes It is used to fill up hollow section (6) to continue the roller group of weighing (31) of conveying articles located at its top, the weighing device (3) electrically connects It is connected to for comparing weighing-up wave more than pivot weight signal with the comparison means (4) of output sort signal, the comparison means (4) it is electrically connected with response to sorting signal conduction to control the switching device (5) dialled separating device (2) and started.

2. automatic sorting apparatus according to claim 1, it is characterized in that：The weighing device (3) also includes being arranged at title Weight size is born to export the weight detecting circuit (32) of detection signal for detection roller group (31) of weighing under weight roller group (31) And it is electrically connected with weight detecting circuit (32) so that detection signal to be amplified to export the amplifying circuit for detection signal of weighing (33)。

3. automatic sorting apparatus according to claim 2, it is characterized in that：The weight detecting circuit (32) is force sensing resistance Huygens's bridge circuit.

4. automatic sorting apparatus according to claim 2, it is characterized in that：The amplifying circuit (33), which is electrically connected with, to be used for The zeroing portion (331) that amplifying circuit (33) exports under stable zero input state.

5. automatic sorting apparatus according to claim 2, it is characterized in that：The amplifying circuit (33), which is electrically connected with, to be used for Filter out the filter circuit (34) of interference signal in detection signal of weighing.

6. automatic sorting apparatus according to claim 1, it is characterized in that：The comparison means (4) includes being used to compare title Re-detection signal is with the voltage comparator circuit (41) of pivot weight signal magnitude and for providing and adjusting pivot weight letter The reference circuit (42) of number size.

7. automatic sorting apparatus according to claim 1, it is characterized in that：The switching device (5) is included in response to sorting The FET switch circuit (51) of signal conduction and in response to the conducting of FET switch circuit (51) with control dial point The relay switching circuit (52) that device (2) starts.

8. automatic sorting apparatus according to claim 1, it is characterized in that：The conveying device (1) include transporting velocity compared with Slow the first pipeline (11), faster second pipeline (12) of transporting velocity and for by the goods on the first pipeline (11) Thing is delivered to the switching part (14) on the second pipeline (12).

9. automatic sorting apparatus according to claim 8, it is characterized in that：The conveying device (1) also include with it is second defeated 3rd pipeline (13) of goods after line sending (12) is connected for conveying sorting.

10. automatic sorting apparatus according to claim 9, it is characterized in that：Described group of separating device (2) includes being arranged on weighing Support (21) of the device (3) along conveying direction rear, it is arranged on support (21) and is used to goods being allocated to the 3rd pipeline (13) Thumb wheel (22) and in response to the control of switching device (5) with drive thumb wheel (22) rotate power part (23).