CN105032232B - A kind of dynamic metering proportioning mixer - Google Patents

A kind of dynamic metering proportioning mixer Download PDF

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Publication number
CN105032232B
CN105032232B CN201510394328.0A CN201510394328A CN105032232B CN 105032232 B CN105032232 B CN 105032232B CN 201510394328 A CN201510394328 A CN 201510394328A CN 105032232 B CN105032232 B CN 105032232B
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CN
China
Prior art keywords
transition feed
axle
feed bin
load receiving
auxiliary material
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CN201510394328.0A
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Chinese (zh)
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CN105032232A (en
Inventor
黄文成
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东莞市联洲知识产权运营管理有限公司
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Priority to CN201510394328.0A priority Critical patent/CN105032232B/en
Publication of CN105032232A publication Critical patent/CN105032232A/en
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Publication of CN105032232B publication Critical patent/CN105032232B/en

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Abstract

The invention discloses a kind of dynamic metering proportioning mixer, including blending tank, speed governing delivery pump, auger conveyor, check weighing metering proportion controller, two transition feed bins, weighing devices;Conveyance conduit between speed governing delivery pump and a transition feed bin is provided with flowmeter and base-material pulse transmitter;Auger conveyor is connected with another transition feed bin, and auger conveyor is provided with auxiliary material pulse transmitter and grating transmits disk;Two transition feed bins are arranged on weighing device, and weighing device is fixed on blending tank, and transition feed bin is connected with blending tank;Weighing device includes a steady lever, and when the weight ratio of base-material and auxiliary material in two transition feed bins does not meet predetermined ratio, lever run-off the straight starts siren.Weighing device can the weight ratio of base-material and auxiliary material of the direct detection in the flow process whether meet predetermined ratio, to make up in prior art by the inaccuracy of the weight ratio of base-material and auxiliary material obtained by measurement of discharge.

Description

A kind of dynamic metering proportioning mixer

Technical field

The present invention relates to the applied technical field of industrial automation metering proportion, in particular to a kind of dynamic measuring Proportioning mixing arrangement.

Background technology

In industrial production during compound Continuous maching, measure control is carried out by the way of static weighing, life had both been constrained The raising of yield, result in the complexity of operating process again, also add the manufacturing cost and fault rate of equipment.In this regard, application Number a kind of continuous dynamic metering proportioning mixer is disclosed for 200520100592.0 utility model, belong to industrial automation The applied technical field of metering proportion, mainly by top tape auxiliary material discharging opening and the blending tank of base-material discharging opening, band flowmeter and The speed governing delivery pump of base-material pulse transmitter, the auger conveyor with buffer bin and buncher, grating belt transmit the auxiliary of disk The structures such as material pulse transmitter, the check weighing metering proportion controller being connected with base-material pulse transmitter and auxiliary material pulse transmitter Into.

Although the utility model can be continuously finished the metering of base-material and auxiliary material in dynamic operation and burden control, however, its The accuracy of metering but has much room for improvement, and its reason is as follows:As described in the specific embodiment of the utility model application file, base-material Proportion relation with auxiliary material is finally generally known, density and volume of the weight by material than weighing by both weight Product and obtain, wherein, volume can be obtained by flow;The utility model is to be calculated by measuring base-material and the flow of auxiliary material Weight, however, in flow process, as base-material and auxiliary material are in granular form or powdery, so, base-material is held in per unit with auxiliary material Density in product be not it is constant, even if thus, flowmeter to the measurement of flow accurately, but, by obtained by flow rate calculation Weight is inaccurate.

To sum up, the proportion speed made by base-material and auxiliary material, reliable method are that directly base-material is weighed with auxiliary material, and After remix.

Weighing device of the prior art is more, and the disclosure of the invention of Application No. 201110254059.X one kind is weighed dress Put, including:Load receiving part and reception feedback section, the load receiving part include elastic device, and the elastic device bears object to be weighed. The feedback section that receives is used to receiving that deformation quantity produced by multiple elastic devices is cumulative to obtain total deformation quantity, and according to total Deformation quantity sends corresponding signal message.Deformation quantity when weighing device load capacity is delivered to by acceptance using elastic device On feedback device so that the displacement stroke of output device is stable.The invention is applied to elevator technology field, is mainly used in elevator and surpasses Report to the police again.

The content of the invention

Technical problem solved by the invention:In industrial production during compound Continuous maching, by continuously, dynamically counting Measure the flow of base-material and auxiliary material and calculate weight ratio (proportion relation), as base-material and auxiliary material are in granular form or powdery, base Density of the material with auxiliary material in per unit volume is simultaneously non-constant, causes the weight ratio by obtained by flow rate calculation inaccurate.

To solve above-mentioned technical problem, the one kind of application reference number of the present invention disclosed in the invention of 201110254059.X Weighing device, is improved to continuous dynamic metering proportioning mixer of the prior art, it is intended to directly to base-material with it is auxiliary Material is weighed, and then remixes, to improve the accuracy of base-material and ratio of adjuvant.

The present invention provides following technical scheme:

A kind of dynamic metering proportioning mixer, including blending tank, speed governing delivery pump, auger conveyor, check weighing metering match somebody with somebody Than controller, transition feed bin, weighing device;

Stirring motor is provided with the top of the blending tank, base-material discharging opening and auxiliary material discharging at the top of the blending tank, is provided with Mouthful;

The speed governing delivery pump is connected with conveyance conduit, and one end of conveyance conduit is connected with speed governing delivery pump, conveyance conduit The other end be located at the top of base-material discharging opening, the conveyance conduit is provided with flowmeter and base-material pulse transmitter;

The auger conveyor includes conveying cavity, buffer bin, buncher, and the conveying cavity is in horizontal, conveying The end of cavity opens up an auxiliary material blanking port straight down, and the auxiliary material blanking port is located at the top of auxiliary material discharging opening, described Buncher is located at the other end of conveying cavity, and the rotary shaft of buncher stretches into the inner chamber of conveyor chamber body, sets in rotary shaft There is a spiral conveying blade, the buffer bin is vertically arranged on the side wall of conveying cavity and the inner space with conveying cavity, The internal chamber wall of the conveying cavity is provided with auxiliary material pulse transmitter, and the rotary shaft of the buncher is provided with and auxiliary material pulse The grating that transmitter matches transmits disk;

The base-material pulse transmitter and auxiliary material pulse transmitter are controlled with check weighing metering proportion by communication cable respectively Instrument connects;

The transition feed bin includes the cylinder being vertically arranged, and the cylinder includes the cylindrical drum part being disposed over, sets Put in blanking barrel part, the taper cone barrel part being arranged between cylindrical drum part and blanking barrel part of lower section, the cylindrical drum Partial top encapsulation has top cover, and charging aperture is opened up on top cover, and charging aperture deviates the middle position of top cover;

The weighing device includes fixed seat, the first load receiving part, the second load receiving part, reception feedback section, first load-bearing Portion and the second load receiving part and reception feedback section are arranged in fixed seat, and fixed seat is arranged on the top of blending tank, and described first holds Weight portion and the second load receiving part are symmetrically dispersed in the both sides for receiving feedback section, and first load receiving part and the second load receiving part are wrapped respectively Elastic device is included, the elastic device bears object to be weighed, and the elastic device includes steel wire rope, the reception feedback section bag Support, lever, two axis of guides are included, the support is fixedly mounted in fixed seat, the lever is horizontally disposed with, the middle part of lever It is articulated on support, one end of lever connects the steel wire rope of the first load receiving part, for receiving elastic device institute in the first load receiving part The cumulative resulting total deformation quantity of the deformation quantity of generation, the other end of lever connects the steel wire rope of the second load receiving part, for receiving The cumulative resulting total deformation quantity of deformation quantity in second load receiving part produced by elastic device, two axis of guides vertically set Put and activity is plugged on support, the bottom of two axis of guides is against on lever respectively, two axis of guide bottoms are offseted with lever Both sides of the place at lever with bracket, the bottom of two axis of guides are respectively equipped with adjustable spring, adjustable spring Top is fixedly connected with the bottom of the axis of guide, and the bottom of adjustable spring is fixed in fixed seat, the top of two axis of guides Microswitch telescopic head is respectively equipped with, the microswitch coordinated with microswitch telescopic head on support, is fixed with, the fine motion is opened Connection connects siren;

Above-mentioned blending tank, speed governing delivery pump, auger conveyor, transition feed bin, weighing device annexation it is as follows:It is described The quantity of transition feed bin is two, and two transition feed bins are separately mounted to the elastic device and the second load receiving part of the first load receiving part On elastic device, the elastic device of the first load receiving part bears the weight of material in a transition feed bin and the transition feed bin, and second The elastic device of load receiving part bears the weight of material in another transition feed bin and the transition feed bin, the blanking of two transition feed bins Cylinder part is respectively protruding into the base-material discharging opening and auxiliary material discharging opening of blending tank, and the other end of the conveyance conduit is located at and stretches into base-material The top of the charging aperture of the blanking barrel part place transition feed bin of discharging opening, the auxiliary material blanking port are located at and stretch into auxiliary material discharging opening Blanking barrel part place transition feed bin charging aperture top.

By above-mentioned technical proposal, during work, start speed governing delivery pump and buncher, base-material and auxiliary material are with speed governing delivery pump Conveying with auger conveyor respectively falls in transition feed bin, after crossing feed bin, by base-material discharging opening and auxiliary material discharging opening Into blending tank.The pulse electrical signal produced by base-material pulse transmitter and auxiliary material pulse transmitter is transferred to check weighing metering proportion Controller carries out computing, and operation result shows current base-material and auxiliary material weight respectively, while showing current auxiliary material in base-material According to oneself, percentage status, know that proportioning adjusts the rotating speed of buncher and mixes dosage with increase and decrease auxiliary material.Wherein, due to transition feed bin Charging aperture deviate the middle position of top cover, and the non-consistency from top to bottom relation in blanking barrel part, therefore, successively fall into Transition Materials The material in storehouse can make in transition feed bin it is of short duration stay, make the weightening of whole transition feed bin;Again due to two transition feed bins itself Size and weight it is identical, therefore, transition feed bin weightening be flow through transition feed bin material weight.In weighing device After the elastic device of one load receiving part and the second load receiving part is adjusted, when the base-material in a transition feed bin and another transition feed bin In auxiliary material weight ratio actual coincidence predetermined ratio when, the lever for receiving feedback section is in plateau;Due to measurement or Calculation error, when the weight ratio of the auxiliary material in the base-material in a transition feed bin and another transition feed bin do not meet it is predetermined it Than when, lever run-off the straight;If base-material accounting is excessive, the axis of guide positioned at the transition feed bin side for containing base-material rises, thereon Microswitch telescopic head is contacted with microswitch, and siren sounds, and points out operating personnel's base-material accounting excessive;If auxiliary material accounting mistake Greatly, the axis of guide positioned at the transition feed bin side for containing auxiliary material rises, and microswitch telescopic head thereon is contacted with microswitch, alert Report device sounds, and points out operating personnel's auxiliary material accounting excessive.

By above-mentioned technical proposal, weighing device can base-material and auxiliary material of the direct detection in flow process weight it Than whether meeting predetermined ratio, to make up the base as obtained by base-material pulse transmitter and the measurement of auxiliary material pulse transmitter and calculating The inaccuracy of the weight ratio of material and auxiliary material.When weighing device triggers siren, operating personnel can be according to the kind of siren Class is to adjust the speed of service of buncher or speed governing delivery pump, until lever reaches the steadily (weight of base-material and auxiliary material again Ratio meet predetermined ratio), all clear.

Used as a kind of explanation of the present invention to weighing device in above-mentioned technical proposal, the elastic device also includes compression bullet Spring, pull bar, adjusting nut, fixed pulley and movable pulley, bearing plate;The pull bar is vertically arranged, and the bearing plate is horizontally disposed with, and draws The bottom of bar is fixed in fixed seat, and the top of pull bar is fed through bearing plate, and top and the adjusting nut of pull bar are spirally connected, the pressure Contracting spring is set on pull bar, and compression spring is located between fixed seat and bearing plate;The movable pulley is arranged on the bottom of bearing plate On face, the fixed pulley be arranged on fixed seat on, described steel wire rope one end is fixed in fixed seat, steel wire rope bypass fixed pulley and After movable pulley, the other end of steel wire rope is connected with the lever for receiving feedback section.Wherein, the steel wire of the elastic device of a load receiving part Restrict as steel cable, one end is fixed in fixed seat, the other end connects the end of lever.As a kind of preferred, the elasticity Device includes six compression springs, six pull bars, six adjusting nuts, and three forms for arranging set six compression springs in two rows Put between fixed seat and bearing plate, the fixed pulley and movable pulley are alternately arranged on the side of two row's compression springs up and down. It is S-shaped through the steel wire rope of fixed pulley up and down staggeredly and movable pulley.

Based on above-mentioned for the explanation of weighing device, transition feed bin is to be arranged on elastic device in the following way: Open up two first through hole in the fixed seat, two first through hole are symmetrically dispersed in the both sides for receiving feedback section, each the One through hole is located between two row's compression springs;The second through hole, the second through hole and first are opened up on the bearing plate of the elastic device Through hole is corresponded to up and down;Blanking barrel part of the first through hole with the second through hole for transition feed bin passes through;The circular cone of the transition feed bin The joining place of cylinder part and blanking barrel part is provided with horizontal mounting plate, and two transition feed bins are by horizontal mounting plate and bearing plate Connection is on the elastic device of the elastic device and the second load receiving part of the first load receiving part.

Based on above-mentioned for the explanation of weighing device, the knot of the weighing device and stirring motor in mixing abhiseca portion is installed in Structure relation is as follows:Described to receive the side that feedback section is located at fixed seat middle position, fixed seat central position opens up a gap, The stirring motor is located in the gap.That is, an installation reserved gap of the weighing device for stirring motor.

Used as one kind explanation of the present invention to transition feed bin, the transition feed bin also includes the first motor on top cover The axle one coupled with the first motor with the second motor, the axle two coupled with the second motor;Axle one is vertically stretched through top cover centre Enter in cylinder, the bottom of axle one is provided with strip scraper plate, and scraper plate is vertical with axle one, and the bottom of axle one is fixed in the middle part of scraper plate, It is close to the madial wall of cylinder in the two ends of scraper plate;Dividing plate is installed in the cylinder, dividing plate is horizontally disposed with, and blanking is offered on dividing plate The upper surface of dividing plate is close in hole, the bottom of the scraper plate;The axle two is arranged straight down, and the bottom of axle two is installed with to be beaten Scattered bar, the axle one are hollow, and axle two is articulated in the middle cavity of axle one, the bottom of axle two project the bottom of axle one and through every Plate, the bar of breaing up is positioned at the lower section of dividing plate.Wherein, the scraper plate is located in cylindrical drum part, and the bar of breaing up is positioned at circular cone In cylinder part.

In above-mentioned transition feed bin, the bar of breaing up includes connecting rod, the pole for being connected to connecting rod both ends, is connected to and props up The side rod of boom end, in the connecting rod, pole, side rod are generally aligned in the same plane, the axial line of the axle two is located at the plane Interior, the connecting rod is arranged on the bottom of axle two, and the side rod is close to the madial wall of taper cone barrel part.

In above-mentioned transition feed bin, the top cover centre is provided with bearing block, and the axle one is by bearing hinge joint in bearing block Interior, the top of axle one is installed with driven gear, is installed with and nibbles with driven gear in the rotary shaft of first motor The driving gear of conjunction.

In above-mentioned transition feed bin, support plate is installed on the top cover, first motor and the second motor are fixedly mounted on On support plate.

Based on above-mentioned for the various explanations of transition feed bin, in two transition feed bins, the operation principle of arbitrary transition feed bin is such as Under:Base-material or auxiliary material are fallen in cylinder by charging aperture;Driving gear and driven gear drive shaft of first motor by engagement One rotation, axle one drive scraper plate rotation, and the scraper plate of rotation is to being stirred into the base-material or auxiliary material in cylinder cylindrical drum part; Base-material Jing after scraper plate stirring or the material-dropping hole on auxiliary material Jing dividing plates enter taper cone barrel part;Second motor driving shaft two rotates, Axle two drives breaks up bar rotation, and the bar of breaing up of rotation carries out breaing up process to the base-material or auxiliary material after agitated;Afterwards, broken up Base-material or auxiliary material blending tank is fallen into by the blanking barrel part of cylinder, mixing is carried out to base-material and auxiliary material by stirring motor and is stirred Mix.Through the stirring of transition feed bin break up process and stirring motor stirring, the mixing of base-material and auxiliary material can be made more uniform, entered And the quality of improving product.

Description of the drawings

The present invention is described further below in conjunction with the accompanying drawings:

Fig. 1 is a kind of structural representation of dynamic metering proportioning mixer of the invention;

Fig. 2 is the structural representation of weighing device in Fig. 1;

Fig. 3 is the structural representation of the first load receiving part in Fig. 2;

Fig. 4 is the structural representation of reception feedback section in Fig. 2;

Fig. 5 is to observe the structural representation obtained by the weighing device in Fig. 2 from the upper left corner;

Fig. 6 is the structural representation of transition feed bin in Fig. 1;

Full sectional views of the Fig. 7 for Fig. 6;

A-A sectional views of the Fig. 8 for Fig. 6;

Top views of the Fig. 9 for Fig. 6.

Symbol description in figure:

10th, blending tank;11st, stirring motor;101st, base-material discharging opening;102nd, auxiliary material discharging opening;

20th, speed governing delivery pump;

30th, auger conveyor;31st, convey cavity;32nd, buffer bin;33rd, buncher;

40th, check weighing metering proportion controller;

51st, flowmeter;52nd, base-material pulse transmitter;

61st, auxiliary material pulse transmitter;62nd, grating transmits disk;

70th, transition feed bin;701st, charging aperture;71st, cylinder;711st, cylindrical drum part;712nd, taper cone barrel part;713rd, blanking Cylinder part;715th, horizontal mounting plate;72nd, top cover;721st, support plate;731st, the first motor;732nd, the second motor;741st, axle one; 742nd, axle two;75th, scraper plate;76th, dividing plate;761st, material-dropping hole;77th, break up bar;771st, connecting rod;772nd, pole;773rd, side rod; 78th, bearing block;791st, driven gear;792nd, driving gear;

80th, weighing device;81st, fixed seat;811st, first through hole;812nd, gap;82nd, the first load receiving part;820th, elasticity dress Put;821st, steel wire rope;822nd, compression spring;823rd, pull bar;824th, adjusting nut;825th, fixed pulley;826th, movable pulley;827th, hold Weight plate;828th, the second through hole;83rd, the second load receiving part;84th, receive feedback section;841st, support;842nd, lever;843rd, the axis of guide; 844th, adjustable spring;845th, microswitch telescopic head;846th, microswitch.

Specific embodiment

Such as Fig. 1, a kind of dynamic metering proportioning mixer, including blending tank 10, speed governing delivery pump 20, auger conveyor 30th, check weighing metering proportion controller 40, transition feed bin 70, weighing device 80.

As Fig. 1, the top of the blending tank 10 are provided with stirring motor 11, the top of the blending tank 10 is provided with base-material discharging Mouth 101 and auxiliary material discharging opening 102.

As Fig. 1, the speed governing delivery pump 20 are connected with conveyance conduit, one end and the speed governing delivery pump 20 of conveyance conduit connect Connect, the other end of conveyance conduit is located at the top of base-material discharging opening 101, the conveyance conduit is provided with flowmeter 51 and base-material arteries and veins Rush transmitter 52.

Such as Fig. 1, the auger conveyor 30 include conveying cavity 31, buffer bin 32, buncher 33, the conveyor chamber Body 31 is in horizontal, and the end for conveying cavity 31 opens up an auxiliary material blanking port straight down, and the auxiliary material blanking port is located at auxiliary material The top of discharging opening 102, the buncher 33 are located at the other end of conveying cavity 31, and the rotary shaft of buncher 33 is stretched into The inner chamber of conveying cavity 31, rotary shaft are provided with spiral conveying blade, and the buffer bin 32 is vertically arranged in conveying cavity 31 Side wall on and inner space with conveying cavity 31, the internal chamber wall of the conveying cavity 31 is provided with auxiliary material pulse transmitter 61, the rotary shaft of the buncher 33 is provided with the grating matched with auxiliary material pulse transmitter 61 and transmits disk 62.

Such as Fig. 1, the base-material pulse transmitter 52 and auxiliary material pulse transmitter 61 are respectively by communication cable and check weighing meter Amount burden control instrument 40 connects.

With reference to Fig. 6 to Fig. 9, the transition feed bin 70 includes the cylinder 71 being vertically arranged, and the cylinder 71 includes being arranged on The cylindrical drum part 711 of top, the blanking barrel part 713 being arranged below, it is arranged on cylindrical drum part 711 and blanking barrel part There is top cover 72 taper cone barrel part 712 between 713, the top encapsulation of the cylindrical drum part 711, open up charging aperture on top cover 72 701, charging aperture 701 deviates the middle position of top cover 72.The transition feed bin 70 also includes the first motor on top cover 72 731 and second motor 732, the axle 1 coupled with the first motor 731, the axle 2 742 coupled with the second motor 732;Axle one 741 vertically stretch in cylinder 71 through 72 centre of top cover, and the bottom of axle 1 is provided with strip scraper plate 75, scraper plate 75 and axle One 741 is vertical, and the middle part of scraper plate 75 is fixed on the bottom of axle 1, and the madial wall of cylinder 71 is close at the two ends of scraper plate 75;It is described Dividing plate 76 is installed in cylinder 71, dividing plate 76 is horizontally disposed with, and material-dropping hole 761, the bottom of the scraper plate 75 are offered on dividing plate 76 It is close to the upper surface of dividing plate 76;The axle 2 742 is arranged straight down, and the bottom of axle 2 742 is installed with breaks up bar 77, institute State that axle 1 is hollow, axle 2 742 is articulated in the middle cavity of axle 1, the bottom of axle 2 742 projects the bottom of axle 1 simultaneously Through dividing plate 76, the bar 77 of breaing up is positioned at the lower section of dividing plate 76.

In above-mentioned transition feed bin 70, such as Fig. 7, the bar 77 of breaing up include connecting rod 771, are connected to 771 two ends of connecting rod The pole 772 in portion, the side rod 773 for being connected to 772 end of pole, the connecting rod 771, pole 772, side rod 773 are positioned at same In plane, the axial line of the axle 2 742 is located in the plane, and the connecting rod 771 is arranged on the bottom of axle 2 742, institute State the madial wall that side rod 773 is close to taper cone barrel part 712.

In above-mentioned transition feed bin 70, with reference to Fig. 6, Fig. 7,72 centre of the top cover is provided with bearing block 78, the axle 1 By bearing hinge joint in bearing block 78, the top of axle 1 is installed with driven gear 791, first motor 731 The driving gear 792 engaged with driven gear 791 is installed with rotary shaft.

In above-mentioned transition feed bin 70, with reference to Fig. 6, Fig. 7, Fig. 9, support plate 721 is installed on the top cover 72, described first is electric Machine 731 and the second motor 732 are fixedly mounted on support plate 721.

With reference to Fig. 2 to Fig. 5, the weighing device 80 includes fixed seat 81, the first load receiving part 82, the second load receiving part 83, connects Feedback section 84 is received, first load receiving part 82 and the second load receiving part 83 and reception feedback section 84 are arranged in fixed seat 81.

In above-mentioned weighing device 80, with reference to Fig. 1, Fig. 2, fixed seat 81 is arranged on the top of blending tank 10.

In above-mentioned weighing device 80, with reference to Fig. 2 to Fig. 5, first load receiving part 82 and the second load receiving part 83 symmetrically divide Cloth is receiving the both sides of feedback section 84, and first load receiving part 82 and the second load receiving part 83 include elastic device 820 respectively, described Elastic device 820 bears object to be weighed.The elastic device 820 includes 821, six compression springs 822, six of steel cable Individual pull bar 823, six adjusting nut 824, fixed pulley 825 and movable pulley 826, bearing plates 827.The pull bar 823 is vertically arranged, The bearing plate 827 is horizontally disposed with, and the bottom of pull bar 823 is fixed in fixed seat 81, and the top of pull bar 823 is fed through bearing plate 827, top and the adjusting nut 824 of pull bar 823 are spirally connected, and the compression spring 822 is set on pull bar 823, six compression bullets Three forms for arranging are arranged between fixed seat 81 and bearing plate 827 spring 822 in two rows;The movable pulley 826 is arranged on bearing plate On 827 bottom surface, the fixed pulley 825 is arranged in fixed seat 81, and 821 one end of the steel wire rope is fixed in fixed seat 81, After steel wire rope 821 bypasses fixed pulley 825 and movable pulley 826, the lever 842 of the other end and reception feedback section 84 of steel wire rope 821 Connection.

As Fig. 4, the reception feedback section 84 include support 841,842, two axis of guides 843 of lever, the support 841 is solid Dingan County is mounted in fixed seat 81, and the lever 842 is horizontally disposed with, and the middle part of lever 842 is articulated on support 841, lever 842 One end connects the steel wire rope 821 of the first load receiving part 82, for receiving the deformation in the first load receiving part 82 produced by elastic device 820 Amount adds up resulting total deformation quantity, and the other end of lever 842 connects the steel wire rope 821 of the second load receiving part 83, for receiving the The cumulative resulting total deformation quantity of deformation quantity in two load receiving parts 83 produced by elastic device 820, two axis of guides 843 are equal It is vertically arranged and activity is plugged on support 841, the bottom of two axis of guides 843 is against on lever 842 respectively, two axis of guides 843 bottoms are located at the both sides of lever 842 and 841 articulated section of support, the bottom of two axis of guides 843 with 842 place of offseting of lever End is respectively equipped with adjustable spring 844, and the top of adjustable spring 844 is fixedly connected with the bottom of the axis of guide 843, adjustable spring 844 Bottom be fixed in fixed seat 81, the top of two axis of guides 843 is respectively equipped with microswitch telescopic head 845, support The microswitch 846 coordinated with microswitch telescopic head 845, the connection siren of the microswitch 846 are fixed with 841.

Such as Fig. 1, above-mentioned blending tank, speed governing delivery pump, auger conveyor, transition feed bin, weighing device annexation such as Under:The quantity of the transition feed bin 70 is two, and two transition feed bins 70 are separately mounted to the elastic device of the first load receiving part 82 820 and second load receiving part 83 elastic device 820 on, the elastic device 820 of the first load receiving part 82 bears a transition feed bin 70 And in the transition feed bin 70 material weight, the elastic device 820 of the second load receiving part 83 bears another transition feed bin 70 and should The weight of material in transition feed bin 70, the blanking barrel part 713 of two transition feed bins 70 are respectively protruding into the base-material of blending tank 10 and go out Material mouth 101 and auxiliary material discharging opening 102, the other end of the conveyance conduit are located at the blanking barrel part for stretching into base-material discharging opening 101 The top of the charging aperture 701 of 713 place transition feed bins 70, the auxiliary material blanking port are located at the blanking for stretching into auxiliary material discharging opening 102 The top of the charging aperture 701 of 713 place transition feed bin 70 of cylinder part.

Based on above-mentioned annexation, specifically, wherein blending tank, transition feed bin, weighing device structural relation it is as follows:Knot Fig. 1, Fig. 5, Fig. 6 are closed, two first through hole 811 in the fixed seat 81, are opened up, two first through hole 811 are symmetrically dispersed in and connect The both sides of feedback section 84 are received, each first through hole 811 is located between two row's compression springs 822;The load-bearing of the elastic device 820 The second through hole 828 is opened up on plate 827, the second through hole 828 is corresponding about 811 with first through hole;First through hole 811 and the second through hole 828 pass through for the blanking barrel part 713 of transition feed bin 70;The taper cone barrel part 712 and blanking barrel part of the transition feed bin 70 713 joining place is provided with horizontal mounting plate 715, connection of two transition feed bins 70 by horizontal mounting plate 715 and bearing plate 827 On the elastic device 820 of the elastic device 820 and the second load receiving part 83 of the first load receiving part 82;The reception feedback section 84 Positioned at the side of 81 middle position of fixed seat, 81 central position of fixed seat opens up a gap 812, and the stirring motor 11 is located at In the gap 812.

In practical operation, adjusting nut 824 in weighing device 80 is adjusted first, when making lever 842 be in plateau, peace It is mounted in the base-material in the transition feed bin 70 on the first load receiving part 82 and in the transition feed bin 70 on the second load receiving part 83 The weight ratio of auxiliary material meets predetermined ratio.Afterwards, speed governing delivery pump 20 and buncher 33 are started, base-material and auxiliary material are defeated with speed governing The conveying of pump 20 and auger conveyor 30 is sent to respectively fall in transition feed bin 70, after crossing feed bin 70, by base-material discharging opening 101 and auxiliary material discharging opening 102 enter blending tank 10;The pulse produced by base-material pulse transmitter 52 and auxiliary material pulse transmitter 61 Electric signal transmission carries out computing to check weighing metering proportion controller 40, and operation result shows current base-material and auxiliary material weight respectively, Show percentage status of the current auxiliary material in base-material simultaneously, know that proportioning adjusts speed governing delivery pump 20 and buncher 33 according to oneself Rotating speed mix dosage with increase and decrease base-material or auxiliary material.Wherein, as the size and weight of two transition feed bins 70 itself are identical, because This, the weightening of transition feed bin 70 is the weight of the material for flowing through transition feed bin 70;When the base-material in a transition feed bin 70 and During the ratio that the weight ratio actual coincidence of the auxiliary material in another transition feed bin 70 makes a reservation for, the lever 842 for receiving feedback section 84 begins Plateau is in eventually;When the auxiliary material in the base-material in a transition feed bin 70 and another transition feed bin 70 weight ratio not When meeting predetermined ratio, 842 run-off the straight of lever;If base-material accounting is excessive, positioned at leading for the transition feed bin side 70 for containing base-material Rise to axle 843, microswitch telescopic head 845 thereon is contacted with microswitch 846, and siren sounds, point out operating personnel Base-material accounting is excessive;If auxiliary material accounting is excessive, the axis of guide 843 positioned at 70 side of transition feed bin for containing auxiliary material rises, thereon Microswitch telescopic head 845 is contacted with microswitch 846, and siren sounds, and points out operating personnel's auxiliary material accounting excessive.Operator Member can be according to the species of siren to adjust the speed of service of buncher 33 or speed governing delivery pump 20, until lever 842 is again Reach steady (weight ratio of base-material and auxiliary material meets predetermined ratio), all clear.

Above-mentioned weighing device 80 can the weight ratio of base-material and auxiliary material of the direct detection in the flow process whether meet Predetermined ratio, is measured as base-material pulse transmitter 52 and auxiliary material pulse transmitter 61 and base-material obtained by calculating and auxiliary with making up The error of the weight ratio of material.

Above content is only the better embodiment of the present invention, for one of ordinary skill in the art, according to the present invention Thought, will change in specific embodiments and applications, this specification content is should not be construed as to this Bright restriction.

Claims (8)

1. a kind of dynamic metering proportioning mixer, including blending tank (10), speed governing delivery pump (20), auger conveyor (30), Check weighing metering proportion controller (40);Stirring motor (11) is provided with the top of the blending tank (10), the blending tank (10) Top is provided with base-material discharging opening (101) and auxiliary material discharging opening (102);The speed governing delivery pump (20) is connected with conveyance conduit, defeated One end of pipeline is sent to be connected with speed governing delivery pump (20), the other end of conveyance conduit is located at the top of base-material discharging opening (101), institute State conveyance conduit and be provided with flowmeter (51) and base-material pulse transmitter (52);The auger conveyor (30) includes conveying cavity (31), buffer bin (32), buncher (33), conveying cavity (31) in horizontal, open by the end for conveying cavity (31) If an auxiliary material blanking port straight down, the auxiliary material blanking port is located at the top of auxiliary material discharging opening (102), the buncher (33) at the other end of conveying cavity (31), the rotary shaft of buncher (33) stretches into the inner chamber of conveyor chamber body (31), rotation Rotating shaft is provided with spiral conveying blade, the buffer bin (32) be vertically arranged on the side wall of conveying cavity (31) and with conveying The inner space of cavity (31), the internal chamber wall of the conveying cavity (31) are provided with auxiliary material pulse transmitter (61), the speed governing The rotary shaft of motor (33) is provided with the grating matched with auxiliary material pulse transmitter (61) and transmits disk (62);The base-material pulse Transmitter (52) and auxiliary material pulse transmitter (61) are connected with check weighing metering proportion controller (40) by communication cable respectively;Its It is characterised by:Also include transition feed bin (70), weighing device (80);The transition feed bin (70) is including the cylinder being vertically arranged (71), the cylinder (71) including the cylindrical drum part (711) being disposed over, the blanking barrel part (713) being arranged below, The taper cone barrel part (712) being arranged between cylindrical drum part (711) and blanking barrel part (713), the cylindrical drum part (711) top encapsulation has top cover (72), and charging aperture (701) is opened up on top cover (72), and charging aperture (701) deviates top cover (72) Middle position;The weighing device (80) is anti-including fixed seat (81), the first load receiving part (82), the second load receiving part (83), reception Feedback portion (84), first load receiving part (82) and the second load receiving part (83) and reception feedback section (84) are installed in fixed seat (81) On, installed in the top of blending tank (10), first load receiving part (82) and the second load receiving part (83) are symmetrically for fixed seat (81) The both sides for receiving feedback section (84) are distributed in, first load receiving part (82) and the second load receiving part (83) include elastic device respectively (820), the elastic device (820) bears object to be weighed, and the elastic device (820) is including steel wire rope (821), described to connect Feedback section (84) is received including support (841), lever (842), two axis of guides (843), the support (841) is fixedly mounted on In reservation (81), the lever (842) is horizontally disposed with, and is articulated on support (841) in the middle part of lever (842), lever (842) One end connects the steel wire rope (821) of the first load receiving part (82), is produced for receiving elastic device (820) in the first load receiving part (82) The cumulative resulting total deformation quantity of raw deformation quantity, the other end of lever (842) connect the steel wire rope of the second load receiving part (83) (821) the total deformation obtained by, adding up for the deformation quantity produced by elastic device (820) in the second load receiving part of reception (83) Amount, two axis of guides (843) are vertically arranged and activity is plugged on support (841), the bottom of two axis of guides (843) It is against on lever (842) respectively, two axis of guide (843) bottoms are located at lever (842) and support with lever (842) place of offseting (841) both sides of articulated section, the bottom of two axis of guides (843) are respectively equipped with adjustable spring (844), adjustable spring (844) top is fixedly connected with the bottom of the axis of guide (843), and the bottom of adjustable spring (844) is fixed in fixed seat (81), The top of two axis of guides (843) is respectively equipped with microswitch telescopic head (845), and support is fixed with and fine motion on (841) The microswitch (846) that switch telescopic head (845) coordinates, the microswitch (846) connect siren;The transition feed bin (70) quantity is two, and two transition feed bins (70) are separately mounted to the elastic device (820) of the first load receiving part (82) and the On the elastic device (820) of two load receiving parts (83), the elastic device (820) of the first load receiving part (82) bears a transition feed bin (70) weight of material and in the transition feed bin (70), the elastic device (820) of the second load receiving part (83) bear another transition The weight of material in feed bin (70) and the transition feed bin (70), the blanking barrel part (713) of two transition feed bins (70) is stretched respectively Enter the base-material discharging opening (101) and auxiliary material discharging opening (102) of blending tank (10), the other end of the conveyance conduit is located at and stretches into base The top of the charging aperture (701) at blanking barrel part (713) place transition feed bin (70) of material discharging opening (101), the auxiliary material fall Material mouth is located at the upper of the charging aperture (701) at blanking barrel part (713) place transition feed bin (70) for stretching into auxiliary material discharging opening (102) Side;
The elastic device (820) also includes compression spring (822), pull bar (823), adjusting nut (824), fixed pulley (825) And movable pulley (826), bearing plate (827);The pull bar (823) is vertically arranged, and the bearing plate (827) is horizontally disposed with, pull bar (823) bottom is fixed in fixed seat (81), and the top of pull bar (823) is fed through bearing plate (827), the top of pull bar (823) End is spirally connected with adjusting nut (824), and the compression spring (822) is set on pull bar (823), and compression spring (822) is positioned at solid Between reservation (81) and bearing plate (827);The movable pulley (826) on the bottom surface of bearing plate (827), the fixed pulley (825) in fixed seat (81), described steel wire rope (821) one end is fixed in fixed seat (81), and steel wire rope (821) is bypassed After fixed pulley (825) and movable pulley (826), the other end of steel wire rope (821) is with the lever (842) for receiving feedback section (84) even Connect;
The side that feedback section (84) is received positioned at fixed seat (81) middle position, fixed seat (81) central position open up one Gap (812), the stirring motor (11) is in the gap (812).
2. a kind of dynamic metering proportioning mixer as claimed in claim 1, it is characterised in that:The elastic device (820) Including six compression springs (822), six pull bars (823), six adjusting nuts (824), six compression springs (822) are pressed The form of the row of two row three is arranged between fixed seat (81) and bearing plate (827), the fixed pulley (825) and movable pulley (826) The side of two row compression springs (822) is arranged on up and down alternately.
3. a kind of dynamic metering proportioning mixer as claimed in claim 2, it is characterised in that:Open on the fixed seat (81) If two first through hole (811), two first through hole (811) are symmetrically dispersed in the both sides for receiving feedback section (84), and each the One through hole (811) is between two row's compression springs (822);Second is opened up on the bearing plate (827) of the elastic device (820) Through hole (828), the second through hole (828) are corresponding up and down with first through hole (811);First through hole (811) is supplied with the second through hole (828) The blanking barrel part (713) of transition feed bin (70) passes through;The taper cone barrel part (712) and blanking barrel portion of the transition feed bin (70) The joining place of (713) is divided to be provided with horizontal mounting plate (715), two transition feed bins (70) are by horizontal mounting plate (715) and load-bearing The connection of plate (827) is arranged on the elastic device of the elastic device (820) and the second load receiving part (83) of the first load receiving part (82) (820) on.
4. a kind of dynamic metering proportioning mixer as claimed in claim 1, it is characterised in that:The transition feed bin (70) is also Including the first motor (731) and the second motor (732) on top cover (72), the axle one coupled with the first motor (731) (741) axle two (742) for, coupling with the second motor (732);Axle one (741) vertically stretches into cylinder through top cover (72) centre (71), in, the bottom of axle one (741) is provided with strip scraper plate (75), and scraper plate (75) is vertical with axle one (741), in scraper plate (75) Portion is fixed on the bottom of axle one (741), and the madial wall of cylinder (71) is close at the two ends of scraper plate (75);Install in the cylinder (71) There is dividing plate (76), dividing plate (76) is horizontally disposed with, and material-dropping hole (761) is offered on dividing plate (76), and the bottom of the scraper plate (75) is tight The upper surface of patch dividing plate (76);The axle two (742) is arranged straight down, and the bottom of axle two (742) is installed with breaks up bar (77), the axle one (741) is hollow, and axle two (742) is articulated in the middle cavity of axle one (741), and the bottom of axle two (742) projects The bottom of axle one (741) simultaneously passes through dividing plate (76), the lower section for breaing up bar (77) positioned at dividing plate (76).
5. a kind of dynamic metering proportioning mixer as claimed in claim 4, it is characterised in that:The scraper plate (75) is positioned at circle In column casing part (711), the bar (77) of breaing up is in taper cone barrel part (712).
6. a kind of dynamic metering proportioning mixer as claimed in claim 5, it is characterised in that:The bar (77) of breaing up includes Connecting rod (771), the pole (772) for being connected to connecting rod (771) both ends, the side rod for being connected to pole (772) end (773), in the connecting rod (771), pole (772), side rod (773) are generally aligned in the same plane, the axial line of the axle two (742) In the plane, the connecting rod (771) is close to taper cone barrel portion installed in the bottom of axle two (742), the side rod (773) Divide the madial wall of (712).
7. a kind of dynamic metering proportioning mixer as claimed in claim 4, it is characterised in that:Top cover (72) centre Bearing block (78) is provided with, by bearing hinge joint in bearing block (78), peace is fixed at the top of axle one (741) to the axle one (741) Equipped with driven gear (791), in the rotary shaft of first motor (731), it is installed with what is engaged with driven gear (791) Driving gear (792).
8. a kind of dynamic metering proportioning mixer as claimed in claim 4, it is characterised in that:Install on the top cover (72) There is support plate (721), first motor (731) and the second motor (732) are fixedly mounted on support plate (721).
CN201510394328.0A 2015-07-07 2015-07-07 A kind of dynamic metering proportioning mixer CN105032232B (en)

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CN105727805A (en) * 2016-03-21 2016-07-06 苏州珍展科技材料有限公司 Mixing equipment for chemical materials
CN105727813A (en) * 2016-03-21 2016-07-06 苏州珍展科技材料有限公司 Dynamic metering and proportioning device with mixing tank
CN105709651B (en) * 2016-03-21 2018-07-17 徐海燕 The dynamic proportioning device of a set of chemical material
CN105727812A (en) * 2016-03-21 2016-07-06 苏州珍展科技材料有限公司 Mixing device for chemical materials and capable of dynamically metering proportion
CN105727797B (en) * 2016-03-21 2018-12-07 浙江解氏新材料股份有限公司 A kind of dynamic metering proportioning system of chemical material
CN106276206A (en) * 2016-11-03 2017-01-04 张泰� A kind of accurate measurement disk feeder and liquid appending apparatus thereof and application
CN107244684B (en) * 2017-06-16 2019-06-14 山东泰尔福新材料科技有限公司 A kind of preparation process of high-purity corundum
CN108356983B (en) * 2018-03-09 2019-12-20 浙江金穗工程项目管理有限公司 Building concrete mixing system

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KR100506478B1 (en) * 2001-06-28 2005-08-03 미쓰비시덴키 가부시키가이샤 Load detector of elevator
CN2768887Y (en) * 2005-02-08 2006-04-05 杨林江 Continuous dynamic metering proportioning mixer
US8162110B2 (en) * 2008-06-19 2012-04-24 Thyssenkrupp Elevator Capital Corporation Rope tension equalizer and load monitor
CN102358541B (en) * 2011-08-31 2014-12-17 日立电梯(中国)有限公司 Weighing device
CN204799148U (en) * 2015-07-07 2015-11-25 苏州珍展科技材料有限公司 Developments measurement ratio mixing arrangement

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