Summary of the invention
The purpose of the invention is to overcome above-mentioned deficiency to provide a kind of feed mechanism for seed bench test conveyer belt platform.It is adapted to
The precision test operation of feed mechanism for seed seeding function is implemented in the development test of a variety of feed mechanism for seeds.
To achieve the above object, it adopts the following technical scheme that
A kind of feed mechanism for seed bench test conveyer belt platform, including upper bracket, metering system, transmission system, conveyer belt, lower bracket and
Collection kind device, it is characterised in that:
Upper bracket is mounted on conveyer belt upper rear end by corner fittings group;
Lower bracket is mounted on conveyer belt lower part by corner fittings group;
Motor support base is mounted on conveyer belt lower part rear end by bolt group;Motor is mounted on motor branch by bolt group
On seat;
Collection kind device is mounted on conveyer belt lower front part by bolt group;
Control cabinet is mounted on upper bracket rear end by bolt group;
The upper bracket is equipped with metering system and transmission system.
The metering system includes blower, feed mechanism for seed deck, feed mechanism for seed;
Blower is mounted on upper bracket top by bolt group;Threeway is responsible for mouth and is connected to blower outlet air by clip installation
Mouthful;
Two respective one end of hose are connected to threeway two by clip installation respectively and are in charge of mouth, and two hoses are respective another
End is connected to the air inlet of two groups of feed mechanism for seeds by clip installation respectively;
Two groups of feed mechanism for seeds, which pass through bolt group respectively and are symmetrically installed, to be fixed on two feed mechanism for seed decks, two feed mechanism for seed decks difference
It is symmetrically installed and is fixed in the middle part of upper bracket by bolt group;
Feed mechanism for seed sprocket shaft both ends pass through two feed mechanism for seed shaft coupling driving couplings in the input shaft of two groups of feed mechanism for seeds respectively, and pass
Feed mechanism for seed sprocket wheel in dynamic system is mounted in the middle part of feed mechanism for seed shaft coupling by jackscrew.
The transmission system includes feed mechanism for seed sprocket wheel, band plummer block housing bearing, feed mechanism for seed chain, transmission chain wheel shaft, speed change
Device drive sprocket, speed changer shaft coupling, speed changer, speed changer driven sprocket, speed changer chain, conveying belt chain, conveyer belt from
Movable sprocket and duplex chain wheel;
Bearings plate is mounted on upper bracket front end by bolt group;
Two band plummer block housing bearings are mounted in bearings plate by bolt group;Pacified by jackscrew at transmission chain wheel shaft both ends
On two band plummer block housing bearings, speed changer drive sprocket is mounted on transmission chain wheel shaft by jackscrew, and feed mechanism for seed sprocket wheel
Pass through feed mechanism for seed chain drive with speed changer drive sprocket;
Speed changer is mounted on upper bracket front end by bolt group;Transmission output shaft passes through speed changer shaft coupling and transmission chain
Wheel shaft driving coupling, input shaft and speed changer driven sprocket driving coupling;
The outer end sprocket wheel and speed changer driven sprocket of duplex chain wheel by speed changer chain drive, inner end sprocket wheel and conveyer belt from
Movable sprocket is driven by conveying belt chain;
Duplex chain wheel is mounted on motor output shaft by jackscrew.
The conveyer belt includes conveyer belt profile, locating piece, adjusting screw, band diamond-type base bearing, roller, industrial belt
And supporting plate;
Four pass through the both ends two sides that bolt group is symmetrically arranged on two conveyer belt profiles with diamond-type base bearing respectively;
Two blocks of supporting plates are symmetrically arranged on the inside middle portion of two conveyer belt profiles by bolt group;
Two locating pieces pass through the front end outer side that bolt group is symmetrically arranged on conveyer belt profile respectively, and two adjusting screws pass through spiral shell
Line is connected on two locating pieces;
Two rollers are arranged on the inside of conveyer belt profile both ends, two rollers by four band diamond-type base bearings and pass through industrial belt
Transmission, and the input shaft of rear end roller passes through jackscrew and conveyer belt driven sprocket driving coupling.
The lower bracket includes profile, idler wheel;
Four rolling passes through bolt group respectively and is symmetrically arranged on lower bracket lower part both ends.
The collection kind device includes collection kind funnel;
Seed retaining plate is installed on the inside of collection kind funnel by bolt group, and upper and lower position activity is adjustable;
Plug, which is threaded, is installed on kind of a lower portion.
The motor uses ac adjustable speed motor, and reduction ratio 3GN-15K, revolving speed are 90 revs/min, maximum allowable torque
For 14.8Nm.
The power of fan is 400W, voltage 12V, revolving speed are 15000 revs/min, peak suction is -12kPa, wind speed
For 31m/s, electric current 35A.
The speed changer uses 36 grades of Precision Seeding gearboxes, and meshed center distance 124, reduction ratio is 1~7.6, common ratio is
1.06, output torque allowable is 20~40 Nm.
It is stained with lint cloth on the outside of the industrial belt, lint cloth is moved synchronously with industrial belt;
The lint cloth is Sunday Angora Yarns leather and fur lint cloth;Fabric color is white;
The conveyer belt profile is 4080 aluminum profiles.
Working principle of the invention is as follows: according to the sowing spacing in the rows of seed in agriculture requirement, transmission gear is regulated, to row
Kind device is packed into seed, opens motor and simultaneously regulates revolving speed, starts blower.Duplex chain wheel is driven by motor output shaft and is rotated, through passing
The roller turn with chain-driving conveyor belt back end is sent, to drive lint cloth cycle movement.Meanwhile by speed changer chain
Item drive transmission input shaft rotation, input shaft drive output shaft rotation by gear drive, then by through speed changer shaft coupling, biography
Movable sprocket axis, speed changer drive sprocket, feed mechanism for seed chain, feed mechanism for seed sprocket wheel, feed mechanism for seed sprocket shaft, feed mechanism for seed shaft coupling, finally
Drive the discharge plate rotation of feed mechanism for seed.Negative pressure is generated by through threeway, hose, feed mechanism for seed air inlet by blower in the process,
Finally the type hole of the discharge plate of feed mechanism for seed is cooperated to make in seed, and complete to inhale kind, take kind and process of charging seed, charged seed by feed mechanism for seed
Mouthful seed is delivered on lint cloth, fall within distance on lint cloth between neighboring seeds by feed mechanism for seed discharge plate adjacent type
Hole determines to the angle of line between discharge plate midpoint and variator gear, can according to the agriculture requirement of each seed into
Row selection.
Compared with prior art the invention has the following advantages:
1, the present invention unloads kind of a design substitution belt surface brush oil process using flexibility, oil-free without the fixed seed fallen of viscous oil
Dirt does not pollute the environment, and can recycle and reuse seed, the cleaning work after eliminating test.It is viscous to transmit belt surface
Thickened imitation rabbit hair leather and fur tweed material is connect, so that seed is softly fallen within surface and without spring, not damaged, is conducive between neighboring seeds
The measurement of distance.Fabric color is selected as white, increases observation color difference, is conducive to fast resolution and goes out seed position, improves measurement
Efficiency.
2, present invention employs the removable designs of rack, are directly contacted to earth using nylon roller substitution rack, idler wheel is included
Brake gear does not hurt floor not only, is also convenient for mobile, transport.Complete machine degree of stability meets seeding testing operation and steadily requires.
3, the present invention devises 36 gear variable ratio drive systems substitution generally without the transmission mechanism of speed changing effect, belt transport
Speed and the seeding disk rotating speed transmission ratio adjustable extent of feed mechanism for seed are big, and seed can correspond to spacing in the rows according to different drive ratios with it and fall within
Platform surface matches the agriculture requirement of different spacing in the rows suitable for different seeds.
4, the present invention mounts seeder field seeding operation, transmission using the passive seeding design of feed mechanism for seed, simulation tractor
Band movement i.e. sowing is equal to seeder walking and sows, and improves seed grain away from qualification rate, and convenient for seed qualification, broadcast leakage and again
The detection broadcast.
5, the present invention uses modularized design, is connected between module using bolt group or corner fittings group, rack designing material is adopted
It with aluminum profile, is not only simple in structure, beautiful, antirust, and convenient for adjusting, installing, dismantle.Suitable for feed mechanism for seed researching and designing
Detection, teaching, platform displaying etc..
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention;
Fig. 2 is upper bracket structural schematic diagram in Fig. 1;
Fig. 3 is metering system structural schematic diagram in Fig. 1;
Fig. 4 is drive system structure schematic diagram in Fig. 1;
Fig. 5 is conveyer structure schematic diagram in Fig. 1;
Fig. 6 is conveyer belt cross-sectional view;
Fig. 7 is lower support structure schematic diagram in Fig. 1;
Fig. 8 is collection kind apparatus structure schematic diagram in Fig. 1.
Wherein: being propped up under 1- upper bracket, 3- metering system, 4- motor support base, 5- motor, 6- transmission system, 7- conveyer belt, 8-
Frame, 9- collection kind device, 11- profile, 12- handle, 13- corner fittings group, 31- blower, 32- hose, 33 feed mechanism for seed decks, 34- threeway,
35 feed mechanism for seeds, 36- feed mechanism for seed shaft coupling, 37 feed mechanism for seed sprocket shafts, 61- bearings plate, 62- feed mechanism for seed sprocket wheel, 63- are with vertical
Seat bearing, 64- feed mechanism for seed chain, 65- transmission chain wheel shaft, 66- speed changer drive sprocket, 67- speed changer shaft coupling, 68- speed change
Device, 69- speed changer driven sprocket, 610- speed changer chain, 611- conveying belt chain, 612- conveyer belt driven sprocket, 613- are bis-
Row chain wheel, 71- conveyer belt profile, 72- lint cloth, 73- locating piece, 74- adjusting screw, 75- band diamond-type base bearing, 76- roller
Son, 77- industrial belt, 78- supporting plate, 81- idler wheel, 91- collection kind funnel, 92- seed retaining plate, 93- plug.
Embodiment: feed mechanism for seed bench test conveyer belt platform of the present invention, including upper bracket 1, control cabinet 2, metering system 3,
Motor support base 4, motor 5, transmission system 6, conveyer belt 7,8 sum aggregate kind device 9 of lower bracket, the upper bracket 1 pass through corner fittings group 13
It is mounted on 7 upper rear end of conveyer belt, of speed changer chain 610 can be adjusted according to its front-rear position on conveyor belt 7
Tight degree;The control cabinet 2 is mounted on 1 rear end of upper bracket by bolt group, from inside to the line of each executing agency
Complete machine can be made to reach aesthetic effect from the groove arrangement in profile 11;Blower 31 in the metering system 3 is pacified by bolt group
Dress is fixed on 1 top of upper bracket, and two feed mechanism for seed decks 33 in metering system 3 are mounted on upper bracket 1 by bolt group
Middle part can adjust according to the distance between two feed mechanism for seed decks 33 and determine seeding line-spacing;The motor 5 is installed by bolt group
It is fixed on motor support base 4, motor support base 4 is mounted on 7 lower part rear end of conveyer belt by bolt group, can transmitted according to it
Tensioning degree with the front-rear position adjustment conveying belt chain 611 on 7;Speed changer 68 and bearing branch in the transmission system 6
Fagging 61 is mounted on 1 front end of upper bracket by bolt group;The lower bracket 8 is mounted on conveyer belt by corner fittings group 13
7 lower parts can adjust support center in the front-rear position of conveyer belt 7 according to it, evenly distribute overall mass in each idler wheel 81;
The collection kind device 9 is mounted on 7 lower front part of conveyer belt by bolt group, and function is to ensure that seed entirely falls in it
In, be conducive to that seed is concentrated to recirculate use.
The upper bracket 1 includes profile 11, handle 12 and corner fittings group 13;The profile 11 uses 4040 aluminum profiles, two-phase
Adjacent and contact profile 11 is fixed together by installing corner fittings group 13, facilitates adjusting;The handle 12 is installed by bolt group
It is fixed on 1 rear end of upper bracket, so as to the movement of complete machine.
The metering system 3 includes blower 31, hose 32, feed mechanism for seed deck 33, threeway 34, feed mechanism for seed 35, feed mechanism for seed connection
Axis device 36 and feed mechanism for seed sprocket shaft 37;The blower 31 is installed by clip is connected to the supervisor's mouth of threeway 34, power 400W,
Voltage is 12V, revolving speed is 15000 revs/min, peak suction is -12kPa, wind speed 31m/s, electric current 35A;Described two soft
32 one end of pipe is connected to threeway 34 two by clip installation respectively and is in charge of mouth, and two 32 other ends of hose are pacified by clip respectively
Load passes through the air inlet of two groups of feed mechanism for seeds 35, and bending degree can be adjusted according to front-rear position of the blower 31 on upper bracket 1;
Two groups of feed mechanism for seeds 35 are symmetrically installed by bolt group respectively to be fixed on two feed mechanism for seed decks 33, two feed mechanism for seed decks
33 are symmetrically installed by bolt group are fixed on the middle part of upper bracket 1 respectively;37 both ends of feed mechanism for seed sprocket shaft pass through two respectively
36 driving coupling of feed mechanism for seed shaft coupling is in the input shaft of two groups of feed mechanism for seeds 35, and the feed mechanism for seed sprocket wheel 62 in transmission system 6 passes through
Jackscrew is mounted on 36 middle part of feed mechanism for seed shaft coupling, and the axial position of feed mechanism for seed sprocket wheel 62 is adjustable.
The motor 5 uses ac adjustable speed motor, and reduction ratio 3GN-15K, revolving speed be 90 revs/min, maximum allowable torsion
Square is 14.8N m, and the duplex chain wheel 613 in transmission system 6 is mounted on 5 output shaft of motor by jackscrew.
The transmission system 6 includes bearings plate 61, feed mechanism for seed sprocket wheel 62, band plummer block housing bearing 63, feed mechanism for seed chain
64, transmission chain wheel shaft 65, speed changer drive sprocket 66, speed changer shaft coupling 67, speed changer 68, speed changer driven sprocket 69, change
Fast device chain 610, conveying belt chain 611, conveyer belt driven sprocket 612 and duplex chain wheel 613;The bearings plate 61 passes through
Bolt group is mounted on 1 front end of upper bracket, and two band plummer block housing bearings 63 are mounted on bearings plate by bolt group
On 61;65 both ends of transmission chain wheel shaft are mounted on two band plummer block housing bearings 63 by jackscrew, speed changer drive sprocket 66
It is mounted on transmission chain wheel shaft 65 by jackscrew, and feed mechanism for seed sprocket wheel 62 and speed changer drive sprocket 66 pass through feed mechanism for seed chain 64
Transmission;The speed changer 68 uses 36 grades of Precision Seeding gearboxes, and meshed center distance 124, reduction ratio is 1~7.6, common ratio is
1.06, output torque allowable is 20~40Nm, and output shaft is defeated by speed changer shaft coupling 67 and 65 driving coupling of transmission chain wheel shaft
Enter axis and 69 driving coupling of speed changer driven sprocket;The outer end sprocket wheel and speed changer driven sprocket 69 of the duplex chain wheel 613 are logical
The transmission of speed changer chain 610 is crossed, inner end sprocket wheel and conveyer belt driven sprocket 612 are driven by conveying belt chain 611.
The conveyer belt 7 includes conveyer belt profile 71, lint cloth 72, locating piece 73, adjusting screw 74, band diamond-type base axis
Hold 75, roller 76, industrial belt 77 and supporting plate 78;The conveyer belt profile 71 is 4080 aluminum profiles, wherein there are four band diamond shapes
Seat bearing 75 is symmetrically arranged on the both ends two sides of two conveyer belt profiles 71 by bolt group respectively, and two blocks of supporting plates 78 pass through bolt
Group is symmetrically arranged on the inside middle portion of two conveyer belt profiles 71, and function is to hold industrial belt 77, and seed is enable steadily to pass
It send;Described two locating pieces 73 are symmetrically arranged on the front end outer side of conveyer belt profile 71, two adjusting spiral shells by bolt group respectively
Silk 74 is threaded on two locating pieces 73, and the tensioning degree of industrial belt 77 is adjusted according to adjusting screw 74;It is described
Two rollers 76 are arranged by four band diamond-type base bearings 75 at 71 inside both ends of conveyer belt profile, and two rollers 76 pass through industry
Belt 77 is driven, and the input shaft of rear end roller 76 passes through jackscrew and 612 driving coupling of conveyer belt driven sprocket;The tweed
Material 72 is adhered to 77 outside of industrial belt, and moves synchronously with industrial belt 77.
The lower bracket 8 includes profile 11, idler wheel 81 and corner fittings group 13;The four rolling 81 passes through bolt group pair respectively
Title is installed on 8 lower part both ends of lower bracket, and idler wheel 81 self-locking can brake, convenient to switch between complete machine movement and positioning.
The collection kind device 91 includes collection kind funnel 91, seed retaining plate 92 and plug 93, is installed on transmission by bolt group
7 lower front part of band;The seed retaining plate 92 is installed on 91 inside of kind of funnel by bolt group, and upper and lower position is adjustable;The plug
93 are threaded and are installed on 91 lower part of kind of funnel, detachably seed are facilitated to pack.
The present invention, which works, is embodied effect: feed mechanism for seed bench test conveyer belt platform of the present invention, implements feed mechanism for seed
The precision test operation of seeding function.Kind of a design substitution belt surface brush oil process is unloaded using flexibility, is fallen without viscous oil fixation
Seed, no grease does not pollute the environment, and can recycle and reuse seed, eliminate test after cleaning work.
Transmit belt surface be bonded thickened imitation rabbit hair leather and fur tweed material, enable seed softly fall within surface and without spring, it is not damaged, favorably
The measurement of distance between neighboring seeds.36 gear variable ratio drive systems substitution is devised generally without the transmission mechanism of speed changing effect,
Belt transport speed and the seeding disk rotating speed transmission ratio adjustable extent of feed mechanism for seed are big, and seed can be according to different drive ratios with its correspondence
Spacing in the rows falls within platform surface, and the agriculture requirement of different spacing in the rows is matched suitable for different seeds.It is designed using the passive seeding of feed mechanism for seed,
It simulates tractor and mounts seeder field seeding operation, seeder walking is sowed, and is reduced feed mechanism for seed replay rate, is improved seed grain
Away from qualification rate.It using modularized design, is connected between module using bolt group or corner fittings group, structure is simple, facilitates adjusting, peace
Dress, disassembly, reliable operation.
The above examples are only used to illustrate the technical scheme of the present invention and are not limiting, the essence of technical solution of the present invention is not departed from
Mind and range and modify to technical solution of the present invention or replace on an equal basis, should all cover in claim model of the invention
In enclosing.